1 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
3 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
4 SRC->DEST replacement failed anyway.
6 2007-03-28 Mike Stump <mrs@apple.com>
8 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
9 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
11 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13 * config.gcc: Accept barcelona as a variant of amdfam10.
14 * config/i386/i386.c (override_options): Likewise.
15 * doc/invoke.texi: Likewise.
17 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
19 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
20 offsets for BIT_FIELD_REF and COMPONENT_REF.
22 2007-03-28 Richard Guenther <rguenther@suse.de>
24 * tree.c (is_global_var): Move ...
25 * tree-flow-inline.h (is_global_var): ... here.
26 * tree.h (is_global_var): Remove declaration.
28 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
30 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
32 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
33 * config/i386/i386.c (ix86_tune_features): Initialize new
35 * config/i386/predicates.md (promotable_binary_operator): Use
36 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
38 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
41 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
43 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
45 * config/fr30/fr30.md (movsi_internal): Change destination
46 constraint from m to V and add m to the end.
48 2007-03-28 Christian Bruel <christian.bruel@st.com>
50 * config/sh/sh.md (movsi_i): Fix type attribute.
52 2007-03-28 Christian Bruel <christian.bruel@st.com>
54 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
57 2007-03-28 Christian Bruel <christian.bruel@st.com>
59 * config.gcc: Add sh4-300 to multilib.
60 * config/sh/t-mlib-sh4-300: New file.
62 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
64 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
65 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
67 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
68 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
69 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
70 "fixuns_trunctddi2"): Whitespace fix.
72 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
74 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
75 the definition of struct sh_args.
76 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
77 CALL_COOKIE_INT_REG_GET): Likewise.
79 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
81 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
82 transformations are applied successfully.
84 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
86 * tree.c (tree_contains_struct): Permit 512 tree codes.
87 * tree.h (tree_contains_struct): Ditto.
88 (MAX_TREE_CODES): Ditto.
89 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
90 SPARE member to store remaining padding bits.
92 2007-03-27 Anatoly Sokolov <aesok@post.ru>
94 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
97 2007-03-27 Janis Johnson <janis187@us.ibm.com>
99 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
100 * configure: Regenerate.
102 * configure: Regenerate using the correct version of autoconf.
104 2007-03-27 Anatoly Sokolov <aesok@post.ru>
106 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
108 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
109 regs to "__SP_L__" and "__SP_H__".
111 2007-03-27 Richard Guenther <rguenther@suse.de>
113 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
114 computations with it with a HOST_WIDE_INT variable.
116 2007-03-26 Mike Stump <mrs@apple.com>
118 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
119 objective-c-header, objective-c++-header and objc++-cpp-output
121 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
123 2007-03-26 Richard Henderson <rth@redhat.com>
126 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
127 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
128 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
129 IX86_BUILTIN_PSRLQ128): New.
130 (ix86_init_mmx_sse_builtins): Add them.
131 (ix86_expand_builtin): Expand them.
132 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
134 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
135 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
136 _mm_srli_epi64): Mark __B const.
137 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
138 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
139 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
140 new two-vector shift builtins.
142 2007-03-26 Ian Lance Taylor <iant@google.com>
144 PR tree-optimization/31345
145 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
146 [+INF, +INF(OVF)] into VARYING.
148 2007-03-26 Zack Weinberg <zackw@panix.com>
150 * gengtype-parse.c: New file.
151 * gengtype-yacc.y: Delete.
152 * gengtype-lex.l: Don't include gengtype-yacc.h.
153 Define YY_DECL and yyterminate appropriately for recursive
154 descent parser. yylval is now a string out-parameter to yylex.
155 (HWS, EOID): New shorthand.
156 (IWORD): Add a couple more types.
157 (yylex): Add a setup stanza. Remove the complex rules for
158 detecting GTY'ed types and typedefs; replace with simple
159 keyword detectors. Adjust everything for the changed
160 definition of yylval. Ignore all pp-directives, not just #define.
162 (parse_file): Rename yybegin; do not call yyparse.
164 * gengtype.c (xasprintf): Export again.
165 (this_file): New. Use everywhere __FILE__ was being used.
166 (get_lang_bitmap): Special case types defined in gengtype.c.
167 (do_typedef, new_structure): Suppress definition of certain types.
168 (new_structure): Improve diagnostics of duplicate definitions.
169 Make sure location_s is associated with input.h.
170 (nreverse_pairs, define_location_structures): New functions.
171 (main): Improve tagging of kludge types. Remove old kludges
172 for input.h types; use define_location_structures.
173 * gengtype.h: Update prototypes. Define token codes here.
174 * Makefile.in: Remove all references to gengtype-yacc.
175 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
177 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
178 add GTY((skip)) to the field that's only conditionally there.
179 * doc/install.texi: Document that Bison is no longer required
180 unless building treelang.
182 * gengtype.c: Don't include gtyp-gen.h.
183 (srcdir): Declare here.
184 (base_files, lang_dir_names): Allocate dynamically.
185 (gt_files, num_gt_files, num_lang_dirs): New globals.
186 (measure_input_list, read_input_line, read_input_list)
187 (set_lang_bitmap): New functions.
188 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
189 simplify, relying on read_input_list to set up the bitmaps.
190 (main): Arguments are no longer unused. Check for correct number
191 of command line arguments, set srcdir and srcdir_len, then call
192 read_input_list, before doing anything else. No need to worry
193 about duplicates in main loop.
194 * configure.ac: Simplify the calculation of all_gtfiles.
195 Put language tags in there. Don't set or substitute
196 all_gtfiles_files_langs or all_gtfiles_files_frags.
197 * Makefile.in: Revamp the way gengtype is invoked, now that it
198 takes a file on its command line with a much simpler format.
199 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
200 (GTFILES): Remove duplicates and C source files.
201 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
202 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
203 * configure: Regenerate.
205 * gengtype.h: Remove all type definitions to gengtype.c; leave
206 only definitions of options_p, type_p, and pair_p as opaque
207 pointers. Update prototypes.
208 * gengtype.c: Many type definitions moved here from gengtype.h.
209 Consolidate type definitions at the top of the file.
210 (xvasprintf): Delete.
211 (xasprintf): Make static.
212 (create_nested_pointer_option): Add 'next' parameter.
213 (create_field_all, create_field_at): New functions.
214 (create_field): Now a thin wrapper around create_field_all.
215 (create_optional_field): Rename create_optional_field_ and add
216 line argument. Original name is now a macro which supplies
218 (oprintf): Use vsnprintf directly.
219 (close_output_files): Use fatal rather than perror/exit.
220 (note_def_vec, note_def_vec_alloc): Use create_field_at.
221 (main): Set progname. Don't use exit.
222 * gengtype-yacc.y (struct_fields): Use create_field_at.
223 (option, optionseqopt): Delete.
224 (optionseq): Consolidate productions from option here so we
225 can use the first argument to create_option.
227 * gengtype-lex.l: Distinguish unions from structures in the
228 token type. Don't call find_structure; return the tag as a string.
229 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
230 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
231 Reorganize typedef_struct production accordingly.
232 Use create_nested_ptr_option.
233 * gengtype.c (create_nested_ptr_option): New function.
234 * gengtype.h: Declare it.
236 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
237 (string_type): Don't declare.
238 (do_scalar_typedef): Declare.
239 (create_scalar_type): Update prototype.
240 * gengtype.c (string_type): Make static.
241 (scalar_nonchar, scalar_char): New.
242 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
243 (resolve_typedef): Use scalar_nonchar for error recovery.
244 (create_scalar_type): Remove name_len field. Return scalar_char
245 or scalar_nonchar as appropriate.
246 (adjust_field_type): Look at scalar_is_char boolean to decide whether
248 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
250 (main): Initialize scalar_char and scalar_nonchar before calling
252 * gengtype-lex.l: Adjust for removal of second argument to
253 create_scalar_type. Use yylval.s instead of yylval.t when
255 * gengtype-yacc.y: Type of SCALAR is string. Call
256 create_scalar_type from type:SCALAR rule. Adjust for removal of
257 second argument to create_scalar_type.
259 * vec.h: Remove all #if IN_GENGTYPE blocks.
260 Add comment saying that changes may require adjustments to gengtype.
261 * gengtype.c: Don't include coretypes.h or tm.h.
262 Add comment to inclusion of errors.h.
263 (note_def_vec, note_def_vec_alloc): New functions.
264 * gengtype.h: Declare new functions.
265 * gengtype-lex.l: Don't include coretypes.h.
266 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
268 (update_lineno): Remove unnecessary prototype.
269 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
270 (VEC rule): Just return VEC_TOKEN.
271 * gengtype-yacc.y (VEC_TOKEN): New token type.
272 (type): Add a production for VEC(a,b).
273 * Makefile.in: Update dependencies.
275 * gengtype-lex.l: Remove rules for parsing pointer-to-function
276 typedefs that use the old PARAMS macro.
278 * gengtype-lex.l: Remove all rules and states relating to yacc
280 * gengtype-yacc.y: Similarly.
281 * gengtype.c (note_yacc_type): Delete function.
282 * gengtype.h: Update prototypes.
284 2007-03-26 Joseph Myers <joseph@codesourcery.com>
286 * tree-pretty-print.c (dump_generic_node): Report precision of
287 unnamed integer types.
289 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
291 * ifcvt.c (noce_try_store_flag_constants): Don't check
293 (noce_try_store_flag_constants): Don't check no_new_pseudos.
294 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
295 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
296 noce_try_sign_mask): Likewise.
297 (if_convert): Check no_new_pseudos here.
299 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
301 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
302 (noce_get_condition): Handle new then_else_reversed argument.
303 (noce_init_if_info): Remove, fold into noce_find_if_block.
304 (noce_process_if_block): Take a struct noce_if_info as the
305 argument. Don't set up one based on ce_if_info. Update pointer
306 references accordingly.
307 (cond_move_process_if_block): Likewise.
308 (process_if_block): Removed.
309 (find_if_block): Removed. Move functionality two new functions,
310 noce_find_if_block and cond_exec_find_if_block.
311 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
312 blocks and the symmetric IF-ELSE-JOIN case.
313 (cond_exec_find_if_block): Also new function mostly based on old
314 find_if_block and process_if_block.
315 (find_if_header): Replace find_if_block call with separately
316 guarded calls to noce_find_if_block and cond_exec_find_if_block.
317 (find_cond_trap): Update noce_get_condition call.
318 (dead_or_predicable): Likewise.
320 2007-03-26 Jakub Jelinek <jakub@redhat.com>
322 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
324 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
325 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
326 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
327 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
328 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
329 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
330 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
331 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
332 __builtin_ia32_psrad128 builtins.
334 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
336 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
337 * config/i386/constraints.md
338 (define_constraint "I"): Use IN_RANGE macro.
339 (define_constraint "J"): Ditto.
340 (define_constraint "K"): Ditto.
341 (define_constraint "M"): Ditto.
342 (define_constraint "N"): Ditto.
343 (define_constraint "O"): Ditto.
344 * config/i386/predicates.md
345 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
346 (define_predicate "const_0_to_3_operand"): Ditto.
347 (define_predicate "const_0_to_7_operand"): Ditto.
348 (define_predicate "const_0_to_15_operand"): Ditto.
349 (define_predicate "const_0_to_63_operand"): Ditto.
350 (define_predicate "const_0_to_255_operand"): Ditto.
351 (define_predicate "const_1_to_31_operand"): Ditto.
352 (define_predicate "const_2_to_3_operand"): Ditto.
353 (define_predicate "const_4_to_7_operand"): Ditto.
355 2007-03-25 David Edelsohn <edelsohn@gnu.org>
357 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
358 in SImode for save_world.
359 * config/rs6000/altivec.md (save_world, restore_world): Convert to
362 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
364 PR tree-optimization/30784
365 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
368 2007-03-25 Revital Eres <eres@il.ibm.com>
370 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
371 Fold movement_possibility function into it.
373 2007-03-25 David Edelsohn <edelsohn@gnu.org>
375 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
376 (load_macho_picbase_{si,di}): Convert to LR hard reg.
377 (call_indirect_nonlocal_darwin64): Same.
378 (call_nonlocal_darwin64): Same.
379 (call_value_indirect_nonlocal_darwin64): Same.
380 (call_value_nonlocal_darwin64): Same.
381 (sibcall_nonlocal_darwin64): Same.
382 (sibcall_value_nonlocal_darwin64): Same.
383 (sibcall_symbolic_64): Same.
384 (sibcall_value_symbolic_64): Same.
385 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
387 (rs6000_emit_load_toc_table): Same.
388 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
389 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
395 (load_toc_v4_pic_si): Same
396 (load_toc_v4_PIC_1): Same.
397 (load_toc_v4_PIC_1b): Same.
398 (call_indirect_aix{32,64}): Same.
399 (call_value_indirect_aix{32,64}): Same.
402 (call_local{32,64}): Same.
403 (call_value_local{32,64}): Same.
404 (call_indirect_nonlocal_aix{32,64}): Same.
405 (call_nonlocal_aix{32,64}): Same.
406 (call_value_indirect_nonlocal_aix{32,64}): Same.
407 (call_value_nonlocal_aix{32,64}): Same.
408 (call_indirect_nonlocal_sysv<mode>): Same.
409 (call_nonlocal_sysv<mode>): Same.
410 (call_value_indirect_nonlocal_sysv<mode>): Same.
411 (call_value_nonlocal_sysv<mode>): Same.
413 (sibcall_local{32,64}): Same.
414 (sibcall_value_local{32,64}): Same.
415 (sibcall_nonlocal_aix{32,64}): Same.
416 (sibcall_value_nonlocal_aix{32,64}): Same.
417 (sibcall_nonlocal_sysv<mode>): Same.
418 (sibcall_value): Same.
419 (sibcall_value_nonlocal_sysv<mode>): Same.
421 2007-03-24 Paul Brook <paul@codesourcery.com>
423 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
424 * config/arm/linux-eabi.h: Remove legacy syscall hack.
426 2007-03-24 Richard Henderson <rth@redhat.com>
428 * config/ia64/constraints.md: New file.
429 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
430 satisfies_constraint_?.
431 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
432 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
433 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
434 ia64_output_mi_thunk): Likewise.
435 (ia64_const_ok_for_letter_p): Remove.
436 (ia64_const_double_ok_for_letter_p): Remove.
437 (ia64_extra_constraint): Remove.
438 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
439 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
440 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
441 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
442 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
443 EXTRA_MEMORY_CONSTRAINT): Remove.
444 * config/ia64/ia64.md: Include constriants.md. Replace
445 CONST_OK_FOR_? with satisfies_constraint_?.
447 2007-03-23 Michael Meissner <michael.meissner@amd.com>
448 H.J. Lu <hongjiu.lu@intel.com>
450 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
452 (name macros): Use DPD_BID_NAME to convert names properly.
454 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
455 decimal floating point format.
456 (init_floating_libfuncs): Change decimal functions so that they
457 have a "bid_" prefix if the decimal system uses the BID format,
458 and "dpd_" prefix if the decimal system uses the DPD format.
459 (init_interclass_conv_libfuncs): Ditto.
460 (init_intraclass_conv_libfuncs): Ditto.
462 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
463 using the BID format.
465 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
466 whether we are using the BID decimal format.
467 * configure: Regenerate.
469 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
470 the compiler has decimal floating point enabled. Define
471 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
474 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
475 using the BID format.
477 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
478 whether we are using the BID decimal format.
479 * configure: Regenerate.
481 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
482 the compiler has decimal floating point enabled. Define
483 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
486 * doc/install.texi (--enable-decimal-float): Document BID and DPD
487 options, and that it is enabled for i386/x86_64 systems.
489 * Makefile.in (enable_decimal_float): New.
491 (DECNUMINC): Add -I$(DECNUMFMT).
492 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
493 to $(DECNUMFMT) from $(DECNUM).
495 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
496 Substitute enable_decimal_float.
497 * configure: Regenerated.
500 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
503 * configure.ac: Enable decimal float for x86_64-*-linux*.
504 * configure: Regenerated.
507 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
508 decimal128ClearSign to flip and clear the sign bit in decimal128.
509 (decimal_real_maxval): Set decimal128SetSign to set the sign
512 2007-03-23 Ian Lance Taylor <iant@google.com>
514 * fold-const.c (fold_binary): Correct warning for X - c >= X.
516 2007-03-23 Ian Lance Taylor <iant@google.com>
518 * tree-dump.c (dump_files): Correct comment.
520 2007-03-23 Ian Lance Taylor <iant@google.com>
522 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
524 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
526 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
527 in cfglayout mode. Don't go into and out of cfglayout mode.
528 Link the blocks in the order of the constructed traces.
529 (rest_of_handle_tracer): Adjust call to tracer.
530 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
531 Don't go into cfglayout mode.
532 (rtl_loop_done): Don't go out of cfglayout mode.
533 * cfglayout.c (relink_block_chain): New function, split out from...
534 (fixup_reorder_chain): ...here. Remove redundant checking.
535 (cfg_layout_finalize): Don't clear the header, footer, and aux
536 fields here, move the code to do so to relink_block_chain. Likewise
537 for free_original_copy_tables.
538 * rtl.h (tracer): Update prototype.
539 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
540 Assert we are in cfglayout mode. Don't go into and out of cfglayout
541 mode. Use relink_block_chain to serialize the CFG according to the
542 new basic block order. Move targetm.cannot_modify_jumps_p check from
544 (gate_handle_reorder_blocks): ...to here.
545 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
547 (gate_duplicate_computed_gotos): ...to here.
548 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
549 something always changes when going into and out of cfglayout mode.
550 Perform an expensive cfg cleanup while going into cfglayout mode.
551 Always update liveness information on HAVE_conditional_execution
552 targets. Reserialize the basic blocks and go out of cfglayout mode.
553 * reg-stack.c: Include cfglayout.h.
554 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
555 the call to reorder_basic_blocks.
556 * basic-block.h (reorder_basic_blocks): Update prototype.
557 (relink_block_chain): New prototype.
558 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
560 2007-03-23 Joseph Myers <joseph@codesourcery.com>
562 * config/mips/mips.md (type, hazard, *movdi_32bit,
563 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
564 *movhi_internal, *movqi_internal, *movsf_hardfloat,
565 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
566 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
567 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
569 (movcc): Change first xfer to multi.
570 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
571 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
572 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
573 config/mips/generic.md: Change reservations using "xfer" to use
575 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
577 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
578 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
580 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
582 2007-03-22 Richard Henderson <rth@redhat.com>
584 * config/i386/i386.c: Remove unnecessary function declarations.
585 Move targetm definition, and all related macros, to the end of
586 the file. Resort some functions to put definitions before uses.
587 (ix86_attribute_table): Make static. Move to end of file.
588 (ix86_gimplify_va_arg): Make static.
590 2007-03-22 Richard Henderson <rth@redhat.com>
592 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
593 don't increase local_regparm with force_align_arg_pointer check.
594 (ix86_function_sseregparm): Assert 32-bit.
595 (type_has_variadic_args_p): New.
596 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
597 type_has_variadic_args_p.
598 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
599 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
600 use memset instead. Do maybe_vaarg check first; skip attribute
601 tests if true; skip attribute tests for 64-bit.
602 (construct_container): Remove TARGET_DEBUG_ARG.
603 (function_arg_advance_32, function_arg_advance_64): Split out ...
604 (function_arg_advance): ... from here.
605 (function_arg_32, function_arg_64): Split out ...
606 (function_arg): ... from here.
607 (ix86_pass_by_reference): Tidy.
608 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
609 (function_value_32): New, from parts of ix86_function_value
610 and ix86_value_regno.
611 (function_value_64): New, from parts of ix86_function_value
612 and ix86_libcall_value.
613 (ix86_function_value_1): New.
614 (ix86_function_value, ix86_libcall_value): Use it.
615 (return_in_memory_32, return_in_memory_64): Split out ...
616 (ix86_return_in_memory): ... from here.
617 (ix86_struct_value_rtx): Skip for 64-bit.
618 (ix86_libcall_value, ix86_value_regno): Remove.
619 (setup_incoming_varargs_64): Split out ...
620 (ix86_setup_incoming_varargs): ... from here.
621 (ix86_va_start): Remove TARGET_DEBUG_ARG.
622 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
623 * config/i386/i386-protos.h (ix86_function_value): Remove.
624 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
626 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
629 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
630 infinities not supported, otherwise emit warning if -Woverflow. On
631 underflow, emit warning if -Woverflow.
632 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
634 * real.h (real_from_string): Update declaration
636 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
637 Richard Henderson <rth@redhat.com>
639 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
640 * calls.c (compute_argument_block_size, expand_call,
641 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
642 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
643 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
644 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
645 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
646 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
647 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
648 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
651 2007-03-22 Joseph Myers <joseph@codesourcery.com>
653 * c-incpath.c (add_sysroot_to_chain): New.
654 (merge_include_chains): Add sysroot argument. Call
655 add_sysroot_to_chain if sysrooted.
656 (register_include_chains): Update call to merge_include_chains.
657 * doc/cppopts.texi: Document use of '=' in include directory
660 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
662 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
663 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
664 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
665 insn pattern using X87MODEF12 mode macro.
667 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
669 * regmove.c (regmove_optimize): Use reg_mentioned_p
670 instead of reg_overlap_mentioned_p for DST.
672 2007-03-21 Mike Stump <mrs@apple.com>
674 * c.opt: Fixup for Objective-C/C++.
676 2007-03-21 Steve Ellcey <sje@cup.hp.com>
678 * explow.c (convert_memory_address): Fold memory reference when
679 POINTERS_EXTEND_UNSIGNED < 0
681 2007-03-21 Richard Henderson <rth@redhat.com>
684 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
685 * config/i386/mmintrin.h (__m64): Likewise.
686 * config/i386/xmmintrin.h (__m128): Likewise.
688 2007-03-21 Richard Sandiford <richard@codesourcery.com>
690 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
691 (VXWORKS_OS_CPP_BUILTINS): Define.
692 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
693 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
695 2007-03-21 Richard Sandiford <richard@codesourcery.com>
697 * rtl.h (constant_pool_reference_p): Delete.
698 (find_constant_src): Declare.
699 * rtlanal.c (find_constant_src): New function.
700 * simplify-rtx.c (constant_pool_reference_p): Delete.
701 * config/i386/i386.md: Use find_constant_src instead of
702 constant_pool_reference_p/avoid_constant_pool_reference pairs.
704 2007-03-21 Richard Sandiford <richard@codesourcery.com>
706 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
707 * c-cppbuiltin.c (c_cpp_builtins): Define them.
709 2007-03-20 Mark Mitchell <mark@codesourcery.com>
711 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
712 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
713 (arm_elf_asm_constructor): Use it.
714 (arm_elf_asm_destructor): New function.
716 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
718 * jump.c (mark_jump_label): Treat SEQUENCE specially.
720 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
722 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
724 2007-03-19 Andrew Haley <aph@redhat.com>
726 PR tree-optimization/31264
727 * tree-vrp.c (register_edge_assert_for_1): Don't look though
730 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
732 PR rtl-optimization/30907
733 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
734 (fwprop_init): Always call loop_optimizer_initialize.
735 (fwprop_done): Always call loop_optimizer_finalize.
736 (fwprop): We always have loop info now.
737 (gate_fwprop_addr): Remove.
738 (pass_fwprop_addr): Use gate_fwprop as gate.
740 PR rtl-optimization/30841
741 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
742 df_chain_alloc): Call df_reorganize_refs unconditionally.
743 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
744 refs_organized to refs_organized_size.
745 (df_ref_create_structure): Use refs_organized_size instead of
746 bitmap_size if refs had been organized, and keep refs_organized_size
748 * df.h (struct df_ref_info): Change refs_organized to
750 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
753 2007-03-19 Mark Mitchell <mark@codesourcery.com>
755 * except.c (output_function_exception_table): Do not reference the
756 EH personality routine for functions that do not require an
759 2007-03-20 Jakub Jelinek <jakub@redhat.com>
762 * c-typeck.c (convert_for_assignment): Call comptypes for
763 RECORD_TYPE or UNION_TYPE.
766 * reload1.c (reload): Do invalid ASM checking after
767 cleanup_subreg_operands.
769 2007-03-19 Jeff Law <law@redhat.com>
771 * tree-cfg.c (find_taken_edge): Tighten conditions for
772 optimizing computed gotos.
774 2007-03-19 Michael Matz <matz@suse.de>
776 * builtins.c (expand_builtin_sync_operation,
777 expand_builtin_compare_and_swap,
778 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
781 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
782 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
785 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
787 * doc/tm.texi: Add brackets around the return type of
788 TARGET_SECONDARY_RELOAD.
790 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
791 Richard Guenther <rguenther@suse.de>
793 PR tree-optimization/31254
794 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
795 Use handled_component_p () where appropriate. Continue
796 propagating into the rhs if we propagated into an INDIRECT_REF
799 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
801 * config/s390/s390.md (op_type attribute): RRR instruction type added.
802 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
803 (xde, xdee): Mode attributes adjusted to support DFP modes.
804 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
805 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
806 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
807 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
808 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
809 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
810 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
812 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
813 "movsf"): Insn definitions removed.
814 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
815 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
816 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
818 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
819 "reload_in<mode>", "reload_out<mode>"): Expander added.
820 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
823 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
825 * config/s390/s390.md: Only non-functional changes. Renamed
826 FPR mode macro to BFP all over the file.
828 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
830 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
831 (op_type attribute): RRF instruction type added.
832 (fT0): New mode attribute.
833 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
834 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
835 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
836 no secondary memory is needed when moving DFmode values between GPRs
839 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
841 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
842 inverted and documentation adjusted.
843 ("mhard-dfp", "msoft-dfp"): New options.
844 * config/s390/s390.c (s390_handle_arch_option): New architecture
846 (override_options): Sanity checks for the new options added.
847 * config.gcc: New architecture switch: z9-ec.
848 * config/s390/s390.h (processor_flags): PF_DFP added.
849 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
850 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
851 when the bit is NOT set so remove it from the defaults.
853 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
855 * genemit.c (main): Print include statement for dfp.h.
856 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
859 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
861 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
863 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
866 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
869 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
871 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
872 attr_length_call, output_call, output_indirect_call): Cleanup
873 formatting of targetm calls.
875 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
877 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
879 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
881 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
882 reservation, bypass and anti-bypass descriptions for these instructions.
883 Update move patterns.
884 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
887 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
889 * tree-vect-transform.c (get_initial_def_for_induction): Replace
890 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
891 (get_initial_def_for_reduction): Likewise.
893 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
895 Fix PR tree-optimization/29922
896 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
897 (get_representative): Removed.
898 (value_dies_in_block_x): Update for rvuse removal.
899 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
900 (compute_antic_aux): Handle when PHI nodes appear in
901 non-single-successors.
902 (dump_bitmap_of_names): Removed.
903 (compute_antic_safe): Renamed and removed rvuse calculation.
904 Calculate only antic safe.
905 (insert_into_preds_of_block): Remove assert.
906 (execute_pre): Update for renamed functions.
907 (defer_or_phi_translate_block): New function.
909 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
911 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
912 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
914 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
915 Follow spelling conventions.
917 * tree-data-ref.h: Remove the prototype for analyze_array.
919 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
921 PR tree-optimization/31041
922 * tree-vect-transform.c (get_initial_def_for_induction): Call
923 force_gimple_operand.
925 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
927 * ipa-type-escape.c (look_for_casts) : Revert code to use
928 handled_component_p due to ada test a-numaux.adb.
930 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
932 * final.c (final_scan_insn): Alter the condition of a
933 conditional trap if we have nonstandard CC.
935 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
937 * configure.ac: Remove excess quoting from asm line 0 test.
938 * configure: Rebuilt.
940 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
942 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
943 * c-common.c (convert_and_check): Move warning logic to...
944 (warnings_for_convert_and_check): ...here. Define.
945 * c-common.h (warnings_for_convert_and_check): Declare.
947 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
949 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
950 (output_call): Likewise.
952 2007-03-16 Richard Sandiford <richard@codesourcery.com>
954 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
956 2007-03-16 Richard Sandiford <richard@codesourcery.com>
958 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
960 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
962 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
963 opteron, athlon-64 and athlon-fx processor_alias_table entries.
965 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
967 PR tree-optimization/31183
968 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
969 Use double_int instead of unsigned int for representing access_strides.
970 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
972 2007-03-16 Richard Guenther <rguenther@suse.de>
974 PR tree-optimization/31146
975 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
976 to allow recursion of forward_propagate_addr_expr.
977 (forward_propagate_addr_into_variable_array_index): Likewise.
978 (forward_propagate_addr_expr): Likewise.
979 (tree_ssa_forward_propagate_single_use_vars): Likewise.
980 (forward_propagate_addr_expr_1): Recurse on simple copies
981 instead of propagating into them. Do so for useless conversions
983 (forward_propagate_addr_expr): Clean up unused statements after
986 2007-03-16 Richard Guenther <rguenther@suse.de>
988 * builtins.c (expand_builtin_cexpi): Use the right argument
989 for the expansion via cexp.
991 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
993 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
994 * configure: Rebuilt.
996 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
999 * dwarf2out.c (force_type_die): Adjust comment.
1000 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
1002 2007-03-15 DJ Delorie <dj@redhat.com>
1004 * config/frv/predicates.md (minmax_operator): Don't check operands
1007 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
1009 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
1010 Update constant estimates of number of iterations.
1011 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
1012 argument renamed to "realistic".
1013 (compute_estimated_nb_iterations): Removed.
1014 (record_niter_bound): New function.
1015 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
1016 call record_nonwrapping_iv with upper = false.
1017 (infer_loop_bounds_from_signedness): Pass upper argument to
1018 record_nonwrapping_iv.
1019 (estimate_numbers_of_iterations_loop): Do not call
1020 compute_estimated_nb_iterations. Record estimate based on profile
1021 information. Initialize the constant estimates of number of
1023 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
1025 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
1026 number of iterations is too small.
1027 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
1028 (EST_NOT_AVAILABLE): Removed.
1029 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
1030 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
1033 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
1035 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
1036 Handle NE_EXPR guards.
1038 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1041 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
1042 Set also -pedantic-errors by default for the preprocessor unless
1043 -fpermissive is given.
1045 2007-03-15 Richard Guenther <rguenther@suse.de>
1049 * builtins.c (expand_builtin_cexpi): As a fallback if we
1050 don't have builtins for sincos or cexp create a function
1051 declaration for cexp and expand to a call to that.
1052 (expand_builtin_int_roundingfn): Always fall
1053 back to floor/ceil and its variants even if they may be
1056 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
1059 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
1060 jump tables, move the call to delete_dead_jumptables from here...
1061 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
1062 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
1063 don't allow merging of blocks that try_redirect_by_replacing_jump
1064 also does not handle when not optimizing.
1066 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
1067 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1069 * config/i386/i386.md (x86_sahf_1): Correctly handle
1072 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
1075 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
1076 x86_64_general_operand as operand[2] predicate. Remove "iF"
1077 from operand constraints and use "e" constraint instead.
1078 (*subti3_1, *subti3_1 splitter): Ditto.
1079 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
1080 operand[1] predicate.
1082 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
1084 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
1085 arrays, multiply the access strides by the size of the sub-array.
1086 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
1088 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
1090 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
1091 the configured assembler supports the sahf mnemonic.
1092 * configure: Regenerate.
1093 * config.in: Regenerate.
1095 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
1096 emit "sahf" or ".byte\t0x9e" as asm template.
1098 2007-03-14 Michael Meissner <michael.meissner@amd.com>
1101 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
1102 option to replace hard coded TARGET_xxx in md file.
1103 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
1104 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
1105 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
1106 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
1107 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
1108 (X86_TUNE_NOT_VECTORMODE): Ditto.
1109 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
1110 (TUNE_AVOID_VECTOR_DECODE): Ditto.
1111 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
1112 (TUNE_SLOW_IMUL_IMM8): Ditto.
1113 (TUNE_MOVE_M1_VIA_OR): Ditto.
1114 (TUNE_NOT_UNPAIRABLE): Ditto.
1115 (TUNE_NOT_VECTORMODE): Ditto.
1117 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
1120 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
1121 tuning options instead of hard coded TARGET_xxx.
1122 (fix ssemode peephole2's): Ditto.
1123 (imul peephole2's): Ditto.
1125 (movdi_or_rex64): Ditto.
1126 (move peephole2): Ditto.
1127 (not peephole2's): Ditto.
1129 2007-03-14 Dirk Mueller <dmueller@suse.de>
1131 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
1132 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
1133 * c-parser.c (c_parser_if_body): Always add an empty statement in case
1135 * c-parser.c (c_parser_do_statement): Warn about empty body in
1137 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
1138 * doc/invoke.texi (-Wempty-body): Update documentation.
1140 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1143 * c-common.h (warn_for_div_by_zero): Declare.
1144 * c-common.c (warn_for_div_by_zero): Define.
1145 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
1148 2007-03-14 Richard Sandiford <richard@codesourcery.com>
1150 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
1151 to PREFIX and STANDARD_PREFIX.
1153 2007-03-14 Richard Sandiford <richard@codesourcery.com>
1154 Phil Edwards <phil@codesourcery.com>
1156 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
1157 (__gthread_once_t): Remove busy field for RTPs.
1158 (__GTHREAD_ONCE_INIT): Update accordingly.
1160 2007-03-14 Richard Sandiford <richard@codesourcery.com>
1162 * doc/invoke.texi: Document VxWorks options.
1164 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
1166 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
1168 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
1170 PR tree-optimization/30590
1171 * tree-nrv.c (tree_nrv): Check for the partial update of the
1174 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
1176 * flags.h (flag_random_seed): Remove declaration, in favor of...
1177 * toplev.h (get_random_seed, set_random_seed): ... these.
1178 * tree.c (get_file_function_name): Use the former.
1179 * opts.c (common_handle_option): Use the latter.
1182 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
1185 * cse.c (cse_find_path): Do not bail out if a basic block that
1186 we already visited now becomes part of a path that starts at a
1187 different basic block. Just disallow this, to make sure we
1188 visit each basic block at most once.
1190 2007-03-13 Jan Hubicka <jh@suse.cz>
1192 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
1193 when profile esitmate is present, calls with very low frequency are
1196 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
1198 PR tree-optimization/30730
1199 PR tree-optimization/26900
1200 * tree-ssa-loop-niter.c: Include gmp.h.
1202 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
1203 split_to_var_and_offset, determine_value_range,
1204 bound_difference_of_offsetted_base, refine_bounds_using_guard,
1205 bound_difference, bounds_add, bounds_negate,
1206 number_of_iterations_ne_max, dump_affine_iv): New functions.
1207 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
1208 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
1209 difference of initial and final value of control iv to validate
1211 (number_of_iterations_cond): Add loop parameter. Determine bounds
1212 on the difference of the extremes of the control iv. Add dumps.
1213 (expand_simple_operations): Handle phi nodes.
1214 (simplify_using_initial_conditions): Do not record used conditions.
1215 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
1216 Do not set additional_info.
1217 (implies_nonnegative_p, implies_ge_p): Removed.
1218 (derive_constant_upper_bound): Do not use parameter `additional'.
1219 (record_estimate): Parameter `additional' removed. Parameter
1220 `i_bound' added. Do not call derive_constant_upper_bound.
1221 (record_nonwrapping_iv): Use derive_constant_upper_bound to
1222 bound the number of iterations estimate.
1223 (estimate_numbers_of_iterations_loop): Pass the estimate from
1224 the number of iterations analysis to record_estimate.
1225 * tree.h (multiple_of_p): Declare.
1226 * tree-scalar-evolution.c (expression_expensive_p): Removed.
1227 (scev_const_prop): Do not check expression_expensive_p.
1228 * fold-const.c (multiple_of_p): Exported.
1229 * double-int.c (double_int_mask): Exported.
1230 * double-int.h (double_int_mask): Declare.
1231 * tree-flow.h (struct tree_niter_desc): Removed additional_info
1232 field. Added max field.
1234 2007-03-13 David Taylor <taylor@candd.org>
1237 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
1240 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1243 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
1244 two unamed patterns.
1246 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
1248 * config/i386/i386.opt (mcx16, msahf): New options.
1249 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
1250 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
1252 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
1253 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
1254 Output -mcx16 and -msahf options when corresponding bit is set.
1256 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
1259 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
1261 * configure.ac: Test for assembler tolerance to # 0 "".
1262 * configure, config.in: Rebuilt.
1263 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
1265 2007-03-13 Geoffrey Keating <geoffk@apple.com>
1267 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
1269 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
1270 (handle_syscall): Handle direct system calls.
1271 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
1273 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
1275 * doc/invoke.texi: Fix cpp.info cross-reference.
1276 * doc/passes.texi: Fix gcc.info cross-reference.
1278 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
1280 PR tree-optimization/30835
1281 * lambda-code.c (can_convert_to_perfect_nest): Check whether
1282 bb_for_stmt is not NULL before accessing it.
1284 2007-03-12 Joseph Myers <joseph@codesourcery.com>
1286 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
1289 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
1292 * doc/install.texi: Document --enable-stage1-languages
1294 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
1296 * tree-pass.h (pass_into_cfg_layout_mode,
1297 pass_outof_cfg_layout_mode): Declare.
1298 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
1299 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
1300 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
1301 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
1303 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
1305 * c-decl.c (warn_variable_length_array): New function.
1306 Refactored from grokdeclarator to handle warn_vla
1307 and handle unnamed array case.
1308 (grokdeclarator): Refactored VLA warning case.
1309 * c.opt (Wvla): New flag.
1310 * doc/invoke.texi (Wvla): New warning.
1312 2007-03-12 Richard Henderson <rth@redhat.com>
1314 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
1315 (TARGET_SECTION_TYPE_FLAGS): New.
1317 2007-03-12 Richard Henderson <rth@redhat.com>
1319 * config/darwin.c (machopic_reloc_rw_mask): New.
1320 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
1321 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
1323 2007-03-12 Mark Mitchell <mark@codesourcery.com>
1325 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
1326 * cppdefault.h (cpp_PREFIX): Document.
1327 (cpp_PREFIX_len): Likewise.
1328 (cpp_EXEC_PREFIX): New variable.
1329 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
1330 * c-incpath.c (add_standard_paths): Correct logic for relocating
1331 paths within prefix.
1333 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
1335 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
1336 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
1338 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
1339 fix_truncdfdi_sse using SSEMODEF mode macro.
1340 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
1341 fix_truncdfsi_sse using SSEMODEF mode macro.
1342 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
1343 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
1345 2007-03-12 Richard Sandiford <richard@codesourcery.com>
1347 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
1350 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
1352 * tree.h : Add multiple_of_p declaration.
1353 * fold-const.c (multiple_of_p): Make multiple_of_p public.
1354 * ipa-type-escape.c (results_of_malloc): Redundant.
1355 (visited_stmts): New. Visited stmt for walk_use_def_chains.
1356 (cast_type): Extended with new members.
1357 (check_cast): Returns cast_type.
1358 (cast): New structure for data of walk_use_def_chains.
1359 (is_malloc_result, is_cast_from_non_pointer_1,
1360 is_cast_from_non_pointer,
1361 is_array_access_through_pointer_and_index): New functions.
1362 (look_for_casts): Returns cast types.
1363 (check_call): Returns void.
1364 (okay_pointer_operation): Use support of pointer plus index,
1365 pointer plus constant and allow all multiplications.
1367 2007-03-11 Richard Guenther <rguenther@suse.de>
1369 PR tree-optimization/31115
1370 * tree-vrp.c (extract_range_from_binary_expr): Make sure
1371 the shift count is positive and non-anti-range for RSHIFT_EXPR.
1372 A shift count of zero is not special as with *_DIV_EXPR.
1373 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
1376 2007-03-11 Ian Lance Taylor <iant@google.com>
1378 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
1379 the *_DIV_EXPR codes correctly with overflow infinities.
1381 2007-03-11 Ira Rosen <irar@il.ibm.com>
1383 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
1384 indicate success/failure of the analysis. Add negation to subtrahend
1385 in case of subtraction. Fail if both operands contain constants.
1386 (create_data_ref): Fail if analyze_offset fails.
1388 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
1390 * config/i386/i386.md (frndintxf2): Rename to ...
1391 (rintxf2): ... this. Remove expander having same name.
1392 (rintsf2, rintdf2): Implement using SSEMODEF macro.
1393 (roundsf2, rounddf2): Ditto.
1394 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
1395 (lround<mode>di2, lround<mode>si2): Ditto.
1397 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
1399 * lower-subreg.c: Include except.h.
1400 (decompose_multiword_subregs): Verify that the only control flow
1401 insns we can split are loads to multi-words pseudos.
1402 Handle breaking such blocks after splitting, instead of calling
1403 find_many_sub_basic_blocks.
1405 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
1406 on the new basic block. Add a lengthy comment explaining why we
1407 thought this was necessary.
1408 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
1410 2007-03-10 Mark Mitchell <mark@codesourcery.com>
1413 * tree.c (walk_type_fields): Recurse into the element type of
1414 ARRAY_TYPEs if there is a pointer set.
1416 2007-03-10 Dirk Mueller <dmueller@suse.de>
1418 * c-common.c (warn_logical_operator): Fix condition.
1420 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
1422 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
1424 * config/darwin.c (machopic_select_section): Remove superfluous
1425 argument in call to categorize_decl_for_section. Remove unused
1428 2007-03-10 Joseph Myers <joseph@codesourcery.com>
1430 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
1432 * configure: Regenerate.
1434 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
1437 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
1438 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
1439 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
1440 Add LABEL_NUSES to emitted label.
1441 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
1442 branch probability value to emitted jump insn.
1443 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
1444 Do not check life information and do not re-arrange input operands
1445 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
1447 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
1449 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
1450 the change of decode_asm_operands.
1452 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
1454 * mode-switching.c (create_pre_exit): Skip blockage insn.
1456 2007-03-09 Diego Novillo <dnovillo@redhat.com>
1458 * tree-pass.h (TODO_update_smt_usage): Remove.
1460 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
1464 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1466 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
1467 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
1468 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
1471 2007-03-09 Geoffrey Keating <geoffk@apple.com>
1473 * gcc.c: Document %{, in big comment at top.
1474 (input_suffix_matches): Remove special handling for .s and
1476 (input_spec_matches): New.
1477 (handle_braces): Handle %{,.
1478 (validate_switches): ',' indicates a value which is not a switch.
1479 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
1480 to detect assembler input.
1481 * config/i386/sol2.h (CPP_SPEC): Likewise.
1482 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
1483 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1484 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
1485 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
1486 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
1487 -m64 causes deployment target to default to 10.5.
1488 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
1490 2007-03-09 Richard Henderson <rth@redhat.com>
1493 * target.h (targetm.asm.out.reloc_rw_mask): New.
1494 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
1495 (TARGET_ASM_OUT): Use it.
1496 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
1497 * varasm.c (categorize_decl_for_section): Remove shlib argument;
1498 use the new reloc_rw_mask target hook instead.
1499 (default_section_type_flags_1): Merge into...
1500 (default_section_type_flags): ... here.
1501 (decl_readonly_section_1): Merge into...
1502 (decl_readonly_section): ... here.
1503 (default_elf_select_section_1): Merge into...
1504 (default_elf_select_section): ... here.
1505 (default_unique_section_1): Merge into...
1506 (default_unique_section): ... here.
1507 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
1508 (default_select_rtx_section): Use it.
1509 (default_elf_select_rtx_section): Likewise.
1510 * output.h: Update to match.
1511 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
1512 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
1513 (TARGET_ASM_RELOC_RW_MASK): New.
1514 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
1515 to categorize_decl_for_section.
1516 (x86_64_elf_unique_section): Likewise.
1517 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
1518 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
1519 (TARGET_ASM_RELOC_RW_MASK): New.
1520 * config/ia64/ia64.c (ia64_rwreloc_select_section,
1521 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
1522 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
1523 (TARGET_RWRELOC): Remove.
1524 (ia64_section_type_flags): Adjust call to default_section_type_flags.
1525 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
1526 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
1527 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
1528 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
1529 (rs6000_xcoff_select_section): Use decl_readonly_section.
1530 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
1531 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
1532 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
1533 (TARGET_SECTION_TYPE_FLAGS): Remove.
1534 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
1536 2007-03-09 Roger Sayle <roger@eyesopen.com>
1538 * fold-const.c (fold_comparison): Remove compile-time evaluation of
1539 complex constant equality/inequality comparisons for here.
1540 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
1541 known at compile-time or can be simplified to a scalar comparison.
1542 (fold_relational_const): Move compile-time evaluation of complex
1543 constant equality/inequality comparisons to here.
1545 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
1547 PR rtl-optimization/30643
1548 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
1550 (fold_rtx): Recurse, like before 2006-11-03.
1552 2007-03-09 DJ Delorie <dj@redhat.com>
1554 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
1557 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
1559 PR tree-optimization/30375
1560 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
1561 LHS of statements is not the same.
1562 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
1564 2007-03-09 Chao-ying Fu <fu@mips.com>
1566 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
1568 * doc/invoke.texi (-mdspr2): Document new option.
1569 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
1570 New unspec for DSP REV 2.
1571 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
1572 these instructions are extended in DSP REV 2.
1573 (mips-dspr2.md): Include.
1574 * config/mips/mips.opt (mdspr2): New option.
1575 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
1576 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
1577 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
1578 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
1579 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
1580 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
1581 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
1583 (bdesc_map): Add one field of unsupported_target_flags.
1584 (bdesc_arrays): Update entries to have extra fields. Add
1586 (mips_init_builtins): Initialize new function types.
1587 Check unsupported_target_fileds to filter out builtins.
1588 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
1590 (ASM_SPEC): Pass mdspr2 to the assembler.
1591 * config/mips/mips-dspr2.md: New file.
1593 2007-03-09 Sa Liu <saliu@de.ibm.com>
1595 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
1597 2007-03-09 Ian Lance Taylor <iant@google.com>
1599 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
1600 argument) like -Wstrict-overflow=2.
1601 * doc/invoke.texi (Warning Options): Update documentation.
1603 2007-03-09 Dirk Mueller <dmueller@suse.de>
1606 * doc/invoke.texi (-Wlogical-op): Document.
1607 * common.opt (-Wlogical-op): New.
1608 * c-common.h (warn_logical_operator): Declare.
1609 * c-common.c (warn_logical_operator): Define.
1610 * c-typeck.c (parser_build_binary_op): Call
1611 warn_logical_operator.
1613 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
1615 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
1616 * final.c (final_scan_insn): Test for non-"" file name.
1618 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
1620 * doc/loop.texi: Document the Omega linear constraints solver.
1621 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
1622 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
1623 omega-hash-table-size, omega-max-keys, and
1624 omega-eliminate-redundant-constraints.
1625 * tree-pass.h (pass_check_data_deps): Declared.
1628 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
1629 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
1630 pass_check_data_deps): New.
1631 * tree-data-ref.c (init_data_ref): Remove declaration.
1632 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
1633 (analyze_array): Renamed init_array_ref, move up initializations.
1634 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
1635 Removed arguments that are set to NULL.
1636 (analyze_indirect_ref): Correct indentation, correct call to
1638 (object_analysis): Call init_array_ref instead of analyze_array.
1639 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
1640 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
1641 of DR_ACCESS_FNS_ADDR.
1642 (init_omega_eq_with_af, omega_extract_distance_vectors,
1643 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
1644 ddr_consistent_p): New.
1645 (compute_affine_dependence): Check consistency of ddrs when
1646 flag_check_data_deps is passed.
1647 (analyze_all_data_dependences): Uncomment.
1648 (tree_check_data_deps): New.
1649 * tree-data-ref.h: Include omega.h.
1650 (DR_ACCESS_FNS_ADDR): Removed.
1651 (data_dependence_relation): Add inner_loop.
1652 (DDR_INNER_LOOP): New.
1653 * common.opt (fcheck-data-deps): New.
1654 * tree-flow.h (tree_check_data_deps): Declare.
1655 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
1656 (OBJS-common): Depend on omega.o.
1658 * passes.c (pass_check_data_deps): Scheduled.
1659 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
1660 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
1661 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
1662 PARAM_VECT_MAX_VERSION_CHECKS,
1663 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
1665 2007-03-09 Richard Guenther <rguenther@suse.de>
1667 PR tree-optimization/30904
1669 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
1670 the same way as *_DIV_EXPR.
1672 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
1674 * recog.c (decode_asm_operands): No mixed declarations and code.
1676 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
1678 * rtl.def (ASM_INPUT): Add location.
1679 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
1680 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
1681 (decode_asm_operands): Add loc operand.
1682 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
1683 * stmt.c (expand_asm): Rename to...
1684 (expand_asm_loc): ... this. Add locus argument. Pass it on to
1685 gen_rtx_ASM_INPUT_loc.
1686 (expand_asm_expr): Adjust.
1687 * recog.c (decode_asm_operands): Add loc operand.
1688 (check_asm_operands, extract_insn): Adjust.
1689 * reload1.c (maybe_fix_stack_asms): Likewise.
1690 * final.c (asm_insn_count): Likewise.
1691 (final_scan_insn): Output # line before and after asm.
1693 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
1695 * tree-ssa-structalias.c (variable_info): Remove
1697 (new_var_info): Ditto.
1698 (shared_bitmap_info_t): New structure.
1699 (shared_bitmap_table): New variable.
1700 (shared_bitmap_hash): New function.
1701 (shared_bitmap_eq): Ditto
1702 (shared_bitmap_lookup): Ditto.
1703 (shared_bitmap_add): Ditto.
1704 (merge_smts_into): Change to take bitmap directly.
1705 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
1706 (init_alias_vars): Init shared bitmap hashtable.
1707 (delete_points_to_sets): Delete shared bitmap hashtable.
1708 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
1709 is_aliased removal as a change that was still necessary was
1712 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
1714 * config/i386/i386.h (override_options): Conditionally disable
1715 x86_sahf for 64bit targets only.
1717 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
1720 * c-decl.c (merge_decls): Don't call make_var_volatile.
1721 * varasm.c (make_var_volatile): Remove.
1722 * output.h (make_var_volatile): Remove.
1724 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
1726 PR tree-optimization/31085
1727 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
1729 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1731 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
1732 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
1733 ATTR_CONST_NOTHROW_LIST.
1735 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
1738 2007-03-08 Diego Novillo <dnovillo@redhat.com>
1740 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
1742 2007-03-08 Geoffrey Keating <geoffk@apple.com>
1745 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
1747 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
1748 passed, use shared libgcc.
1750 2007-03-08 Roger Sayle <roger@eyesopen.com>
1752 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
1753 instead of calling build2 with a GIMPLE_MODIFY_STMT.
1754 (honor_protect_cleanup_actions, lower_try_finally_switch):
1756 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
1757 ifc_temp_var): Likewise.
1758 * tree-inline.c (setup_one_parameter): Likewise.
1759 * tree-mudflap.c (mf_decl_cache_locals,
1760 mf_build_check_statement_for): Likewise.
1761 * tree-nested.c (init_tmp_var, save_tmp_var,
1762 finalize_nesting_tree_1): Likewise.
1763 * tree-outof-ssa.c (insert_copy_on_edge,
1764 insert_backedge_copies): Likewise.
1765 * tree-profile.c (tree_gen_edge_profiler,
1766 tree_gen_ic_profiler): Likewise.
1767 * tree-scalar-evolution.c (scev_const_prop): Likewise.
1768 * tree-sra.c (sra_build_assignment): Likewise.
1769 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
1770 * tree-ssa-math-opts.c (insert_reciprocals,
1771 execute_cse_sincos_1): Likewise.
1772 * tree-tailcall.c (adjust_accumulator_values,
1773 adjust_return_value): Likewise.
1774 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
1775 * tree-vect-transform.c (vect_create_data_ref_ptr,
1776 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
1777 vect_create_epilog_for_reduction, vectorizable_reduction,
1778 vectorizable_call, vectorizable_conversion,
1779 vectorizable_assignment, vectorizable_operation,
1780 vectorizable_type_demotion, vect_gen_widened_results_half,
1781 vect_permute_store_chain, vectorizable_store,
1782 vect_setup_realignment, vect_permute_load_chain,
1783 vectorizable_load, vectorizable_condition,
1784 vect_create_cond_for_align_checks): Likewise.
1785 * tree-vrp.c (build_assert_expr_for): Likewise.
1787 2007-03-08 Ian Lance Taylor <iant@google.com>
1789 * tree-vrp.c: Include "intl.h".
1790 (usable_range_p): New static function.
1791 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
1792 overflowed values, juts set *strict_overflow_p.
1793 (compare_values): Only return -2 if one of the operands is not a
1795 (compare_ranges): Call usable_range_p.
1796 (compare_range_with_value): Likewise.
1797 (vrp_evaluate_conditional_warnv): Rename from
1798 vrp_evaluate_conditional. Make static. Change all callers.
1799 (vrp_evaluate_conditional): New function.
1800 (simplify_div_or_mod_using_ranges): Issue warning about reliance
1802 (simplify_abs_using_ranges): Likewise.
1803 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
1804 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
1805 within_stmt parameter.
1806 * tree-ssa-propagate.c (fold_predicate_in): Update call to
1807 vrp_evaluate_conditional.
1808 * tree-ssa-threadedge.c
1809 (record_temporary_equivalences_from_stmts_at_dest): Change
1810 simplify parameter to take a second tree parameter.
1811 (simplify_control_stmt_condition): Likewise.
1812 (thread_across_edge): Likewise.
1813 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
1814 (thread_across_edge): Likewise.
1815 * gcc/Makefile.in (tree-vrp.o): Depend upon intl.h.
1817 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
1819 * config/i386/i386.h (TARGET_SAHF): New define.
1820 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
1821 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
1822 (x86_sahf): New global variable.
1823 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
1824 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
1825 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
1826 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
1828 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
1829 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
1830 when expanding fcomi/sahf based tests.
1831 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
1832 expanding sahf based alternative. Emit sahf based sequence when
1833 optimizing for code size.
1834 * config/i386/i386.md (x86_sahf_1): Do not disable for
1835 TARGET_64BIT, enable for TARGET_SAHF.
1837 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
1839 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
1840 spurious whitespace from error message.
1842 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
1845 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
1847 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
1849 * c-decl.c (grokdeclarator): Disable warnings for anonymous
1851 * tree-sra.c (instantiate_element): Propagate disabled warnings
1852 from the element itself to the created variable.
1854 2007-03-07 Richard Henderson <rth@redhat.com>
1857 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
1858 silently fix up the stack in the case of a missing register.
1860 2007-03-07 Paul Brook <paul@codesourcery.com>
1862 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
1864 2007-03-07 Joseph Myers <joseph@codesourcery.com>
1866 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
1868 (phase1_vrs): Use them.
1869 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
1870 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
1871 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
1872 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
1873 __gnu_Unwind_Restore_WMMXC if required.
1874 (_Unwind_VRS_Pop): Implement iWMMXt support.
1875 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
1876 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
1877 gnu_Unwind_Save_WMMXC): Define.
1879 2007-03-07 Richard Sandiford <richard@codesourcery.com>
1881 * config/vxworks.h (vxworks_override_options): Declare.
1882 (VXWORKS_OVERRIDE_OPTIONS): Use it.
1883 * config/vxworks.c: Include target.h and toplev.h.
1884 (vxworks_override_options): New function.
1885 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
1887 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
1889 * config/s390/s390.c (override_options): Don't emit an error when
1890 -mstack-size is used without providing -mstack-guard.
1891 (s390_emit_prologue): Choose stack_guard value automatically if not
1892 provided via command line.
1893 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
1895 2007-03-07 Richard Sandiford <richard@codesourcery.com>
1897 * config/i386/i386.c (output_set_got): Add a GOT initialization
1898 sequence for VxWorks PIC.
1899 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
1900 around labels as well as symbols. Use gotoff_operand instead
1901 of local_symbolic_operand.
1902 (legitimize_pic_address): Use gotoff_operand instead of
1903 local_symbolic_operand. Use @GOT accesses for labels as
1905 (ix86_output_addr_diff_elt): Use PC-relative rather than
1906 GP-relative offsets for VxWorks PIC.
1907 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
1908 no_new_pseudos. Check whether the returned register is op0.
1909 * config/i386/i386.md (tablejump): Use PC-relative rather than
1910 GP-relative offsets for VxWorks PIC.
1911 * config/i386/predicates.md (gotoff_operand): New predicate.
1913 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1915 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
1917 * config/vxworks-dummy.h: New file.
1918 * config/i386/i386.h: Include it.
1920 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
1922 * dwarf2out.c (is_inlined_entry_point): New
1923 (add_high_low_attributes): Emit DW_AT_entry_pc along with
1924 DW_AT_ranges if the first subblock is the entry point.
1926 2007-03-06 David Daney <ddaney@avtrex.com>
1928 * doc/install.texi (mips-*-*): Change recommended binutils
1931 2007-03-06 Anatoly Sokolov <aesok@post.ru>
1933 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
1934 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
1936 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
1937 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1939 2007-03-06 Jan Hubicka <jh@suse.cz>
1941 * errors.h (warning, error, fatal, internal_error): Mark as cold.
1942 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
1944 (probably_cold_bb_p): Cold functions are cold.
1945 (probably_never_executed_bb_p): Cold functions are cold.
1946 (tree_bb_level_predictions): Predict calls to cold functions as not
1948 (compute_function_frequency): Check hot/cold attributes.
1949 * function.h (function_frequency): Update comments.
1950 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
1951 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
1952 (c_common_att): Add cold and hot.
1954 * doc/extend.texi (hot,cold attributes): Document.
1956 2007-03-06 Andrew Haley <aph@redhat.com>
1958 * function.c (expand_function_end): Move blockage to just after we
1959 emit the label for the naked return from the function.
1961 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1963 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
1966 2007-03-06 Jan Hubicka <jh@suse.cz>
1968 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
1969 loaded for constant large models. Non-large 64bit PIC can do.
1970 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
1971 * cmodel.h: Add LARGE PIC.
1972 * i386.md (UNSPEC_PLTOFF): New.
1973 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
1975 (*call_1_rex64): Disable for large models.
1976 (*call_1_rex64_large): New.
1977 (*call_value_1_rex64): Disable for large models.
1978 (*call_value_1_rex64_large): New.
1979 (set_rip_rex4): New.
1980 (set_got_offset_rex64): New.
1981 * predicates.md (constant_call_address_operand): For large model
1982 constant calls are not possible.
1983 * i386-protos.h (construct_plt_address): Declare.
1984 * i386.c (override_options): Accept large models.
1985 (ix86_expand_prologue): Expand large PIC GOT pointer load.
1986 (legitimate_constant_p): Add new UNSPECs.
1987 (legitimate_pic_operand_p): Likewise.
1988 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
1989 (legitimize_pic_address): Do easy RIP relative way for TLS only for
1991 (output_pic_addr_const): Add PLTOFF.
1992 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
1993 (ix86_expand_move): Legitimize pic address when in PIC mode.
1994 (construct_plt_address): New function.
1995 (ix86_expand_call): Offload the address to register and use GOT pointer
1997 * invoke.texi (mcmodel=large): Update documentation.
1999 2007-03-06 Richard Henderson <rth@redhat.com>
2001 * config/i386/i386.c (x86_use_leave, x86_push_memory,
2002 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
2003 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
2004 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
2005 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
2006 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
2007 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
2008 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
2009 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
2010 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
2011 x86_partial_reg_dependency, x86_memory_mismatch_stall,
2012 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
2013 x86_sse_partial_reg_dependency, x86_sse_split_regs,
2014 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
2015 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
2016 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
2017 x86_schedule, x86_use_bt, x86_pad_returns,
2018 x86_use_xchgb): Merge into ...
2019 (ix86_tune_features): ... here. New array.
2020 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
2021 x86_bswap): Merge into ...
2022 (ix86_arch_features): ... here. New array.
2023 (x86_3dnow_a): Remove.
2024 (x86_accumulate_outgoing_args): Make static.
2025 (x86_arch_always_fancy_math_387): Make static.
2026 (ix86_tune_mask, ix86_arch_mask): Move ...
2027 (override_options): ... to local variables here. Apply the
2028 appropriate mask to each element of ix86_arch_features and
2029 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
2030 as were done in the old macros.
2031 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
2032 * config/i386/i386.h (x86_use_leave, x86_push_memory,
2033 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
2034 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
2035 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
2036 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
2037 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
2038 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
2039 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
2040 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
2041 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
2042 x86_partial_reg_dependency, x86_memory_mismatch_stall,
2043 x86_accumulate_outgoing_args, x86_prologue_using_move,
2044 x86_epilogue_using_move, x86_decompose_lea,
2045 x86_arch_always_fancy_math_387, x86_shift1,
2046 x86_sse_partial_reg_dependency, x86_sse_split_regs,
2047 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
2048 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
2049 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
2050 x86_use_incdec, x86_pad_returns, x86_bswap,
2051 x86_partial_flag_reg_stall): Remove.
2052 (enum ix86_tune_indices): New.
2053 (ix86_tune_features): New.
2054 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
2055 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
2056 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
2057 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
2058 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
2059 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
2060 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
2061 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
2062 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
2063 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
2064 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
2065 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
2066 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
2067 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
2068 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
2069 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
2070 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
2071 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
2072 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
2073 TARGET_EXT_80387_CONSTANTS): Use it.
2074 (enum ix86_arch_indices): New.
2075 (ix86_arch_features): New.
2076 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
2077 TARGET_BSWAP): Use it.
2078 (ix86_tune_mask, ix86_arch_mask): Remove.
2080 2007-03-06 Joseph Myers <joseph@codesourcery.com>
2083 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
2084 Define using $${sysroot_headers_suffix}.
2085 * configure: Regenerate.
2086 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
2087 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
2089 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
2090 * gcc.c (print_sysroot_headers_suffix): New.
2091 (option_map): Include --print-sysroot-headers-suffix.
2092 (display_help): Mention -print-sysroot-headers-suffix.
2093 (process_command): Handle -print-sysroot-headers-suffix.
2094 (do_spec_1): Append multilib directory to include-fixed path if
2095 sysroot suffixes in use.
2096 (main): Handle -print-sysroot-headers-suffix.
2097 * Makefile.in (start.encap): Don't depend on xlimits.h
2098 (xlimits.h): Remove.
2099 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
2100 limits.h for each multilib in fixinc_list.
2101 (fixinc_list, s-fixinc_list): New.
2102 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
2103 generate them for each multilib in fixinc_list.
2104 (stmp-fixproto): Use include-fixed. Run fixproto for each
2105 multilib in fixinc_list.
2106 (mostlyclean): Don't remove xlimits.h.
2107 (clean): Remove include-fixed.
2108 (real-install-headers-tar, real-install-headers-cpio,
2109 real-install-headers-cp): Don't copy include, only include-fixed.
2110 (install-mkheaders): Depend on fixinc_list. Don't depend on
2111 xlimits.h. Save limits.h files for each multilib in fixinc_list.
2112 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
2113 SYSTEM_HEADER_DIR setting in mkheaders.conf.
2115 2007-03-06 Jan Hubicka <jh@suse.cz>
2117 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
2120 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2122 * configure.ac: Allow tm_file to contain build-directory files.
2123 * configure: Regenerate.
2124 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
2125 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
2126 * config/m68k/print-sysroot-suffix.sh: New file.
2128 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2130 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
2131 of pic_offset_table_rtx if reload_completed.
2132 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
2133 PIC_OFFSET_TABLE_REGNUM.
2134 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
2136 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
2137 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
2139 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2141 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
2142 functions that call eh_return.
2144 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2146 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
2147 functions that need a constant pool.
2149 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2152 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
2153 (m68k_preferred_reload_class): Likewise.
2154 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
2155 (SECONDARY_RELOAD_CLASS): Define.
2156 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
2157 (LIMIT_RELOAD_CLASS): Delete.
2158 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
2159 registers from storing bytes.
2160 (m68k_secondary_reload_class): New function.
2161 (m68k_preferred_reload_class): Likewise.
2163 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2165 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
2167 (m68k_expand_prologue): Likewise.
2169 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2171 * config/m68k/m68k-protos.h (output_sibcall): Declare.
2172 (mips_expand_epilogue): Add a bool parameter.
2173 (m68k_legitimize_sibcall_address): Declare.
2174 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
2175 (m68k_expand_epilogue): Add a parameter to select between sibling
2176 and normal epilogues. Only generate a return for the latter.
2177 (m68k_ok_for_sibcall_p): New function.
2178 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
2179 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
2180 (sibcall_value, *sibcall_value): Likewise.
2181 (*call, *call_value): Require !SIBLING_CALL_P.
2182 (epilogue): Update call to m68k_expand_epilogue.
2183 (sibcall_epilogue): New pattern.
2184 * config/m68k/predicates.md (const_call_operand): Say that this
2185 predicate applies to sibling calls too.
2186 (sibcall_operand): New predicate.
2188 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2190 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
2191 alternatives as movsi_cf.
2192 (movsf_cf_hard): Add commentary.
2194 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
2195 Richard Sandiford <richard@codesourcery.com>
2197 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
2198 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
2199 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
2200 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
2201 as being live on exit from an interrupt function.
2202 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
2203 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
2204 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
2205 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
2206 (m68k_interrupt_function_p): Globalize.
2207 (m68k_compute_frame_layout): Remove reverse mask code.
2208 (m68k_emit_movem, m68k_set_frame_related): New functions.
2209 (m68k_output_function_prologue): Delete in favor of...
2210 (m68k_expand_prologue): ...this new function.
2211 (m68k_output_function_epilogue): Delete in favor of...
2212 (m68k_expand_epilogue): ...this new function.
2213 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
2215 (print_operand): Handle %?.
2216 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
2217 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
2218 (prologue, epilogue): New patterns.
2219 (return): Turn into a define_expand.
2220 (*return): New pattern, derived from old "return" pattern. Use rte
2221 rather than rts for interrupt functions. Only use rtd if the pop
2223 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
2224 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
2225 (link, *link, unlink, *unlink, load_got): Likewise.
2227 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2231 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
2232 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
2233 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
2234 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
2235 and m68k_matches_u_p.
2236 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
2237 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
2238 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
2239 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
2240 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
2241 (REG_STRICT_P): New macro.
2242 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
2243 PCREL_GENERAL_OPERAND_OK.
2244 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
2245 m68k_legitimate_base_reg_p.
2246 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
2247 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
2248 (PIC_CASE_VECTOR_ADDRESS): Update comment.
2249 * config/m68k/m68k.c (m68k_address): New structure.
2250 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
2251 (m68k_decompose_index, m68k_legitimate_constant_address_p)
2252 (m68k_jump_table_ref_p, m68k_decompose_address)
2253 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
2254 (m68k_matches_u_p): New functions.
2255 (print_operand_address): Rewrite to use m68k_decompose_index.
2257 2007-03-05 David Taylor <dtaylor@emc.com>
2259 * gcc.c: Correct copyright date in --version output.
2261 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2263 * pa.md: In unamed move patterns, disparge copies between general
2264 and floating point registers using '?' modifier. Don't include 'f'
2265 constraint for register preferences in DImode, SImode, HImode and
2266 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
2267 Remove constraints for copies between general and floating registers
2268 in soft-float DFmode pattern.
2269 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
2273 2007-03-05 Mike Stump <mrs@apple.com>
2275 * c-common.c (targetcm): Add.
2276 * c-opts.c (c_common_handle_option): Handle language specific
2278 * opts.c (handle_option): Verify language for target options, if
2280 * opth-gen.awk: Add CL_LANG_ALL.
2281 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
2282 (TARGETCM_INITIALIZER): Add.
2283 * target.h (struct gcc_targetcm): Add.
2285 * targhooks.c (default_handle_c_option): Add.
2286 * targhooks.h (default_handle_c_option): Add.
2287 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
2289 * config/darwin.opt (iframework): Add.
2290 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
2291 * config/darwin-c.c (handle_c_option): Add.
2292 (TARGET_HANDLE_C_OPTION): Add.
2294 * doc/invoke.texi (Darwin Options): Add -iframework.
2296 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2298 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
2301 2007-03-05 Ian Lance Taylor <iant@google.com>
2303 * c.opt (fgnu89-inline): New option.
2304 * c-opts.c (c_common_post_options): Set default value for
2306 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
2307 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
2309 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
2310 (grokdeclarator, start_function): Likewise.
2311 * c-cppbuiltin.c (c_cpp_builtins): Define either
2312 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
2313 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
2314 (C Dialect Options): Document -fgnu89-inline.
2315 * doc/extend.texi (Function Attributes): Explain what the
2316 gnu_inline attribute does.
2317 * doc/cpp.texi (Common Predefined Macros): Document
2318 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
2320 2007-03-05 Ian Lance Taylor <iant@google.com>
2322 PR tree-optimization/31034
2323 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
2324 half-range if the other side is an overflow infinity.
2326 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
2328 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
2329 (bfin*-linux-uclibc*): New configuration.
2330 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
2332 * config/bfin/linux.h: New file.
2333 * config/bfin/libgcc-bfin.ver: New file.
2334 * config/bfin/t-bfin-uclinux: New file.
2335 * config/bfin/t-bfin-linux: New file.
2336 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
2337 (TARGET_OS_CPP_BUILTINS): New macro.
2339 2007-03-05 Richard Guenther <rguenther@suse.de>
2341 * fold-const.c (fold_binary): Remove duplicate folding
2342 of comparison of non-null ADDR_EXPR against null.
2344 2007-03-05 Richard Guenther <rguenther@suse.de>
2345 Dorit Nuzman <dorit@il.ibm.com>
2347 PR tree-optimization/26420
2348 * tree-vectorizer.c (vectorize_loops): Bail out early if there
2349 are no loops in the function. Only print the number of
2350 vectorized loops if it is greater than zero or we are supposed
2351 to print information about unvectorized loops.
2353 2007-03-05 Revital Eres <eres@il.ibm.com>
2355 * gcc.dg/var-expand1.c: New test.
2356 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
2357 when an accumulator is expanded.
2359 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2362 * c-common.c (convert_and_check): Don't give warnings for
2363 conversion if 'expr' already overflowed.
2365 2007-03-04 Roger Sayle <roger@eyesopen.com>
2368 * fold-const.c (fold_comparison): Enforce type consistency when
2369 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
2371 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
2373 * tree-ssa-address.c (create_mem_ref): Do not put an expression
2374 containing a cast to the base of TARGET_MEM_REF.
2376 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
2378 * tree.c (tree_contains_struct_check_failed): Remove spurious
2379 whitespace from error message.
2381 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
2384 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
2385 instead of precision.
2387 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
2388 Nathan Sidwell <nathan@codesourcery.com>
2390 * emit-rtl.c (find_auto_inc): New.
2391 (try_split): recreate REG_INC notes,
2392 Use regular for loops rather than whiles.
2394 2007-03-03 Andreas Schwab <schwab@suse.de>
2396 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
2397 * configure: Regenerate.
2399 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2401 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
2402 flag_rounding_math, not flag_unsafe_math_optimizations.
2404 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
2406 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
2407 alpha_fold_vector_minmax): Likewise.
2408 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
2409 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
2411 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
2413 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
2414 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
2415 if the lhs has side-effects.
2416 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
2418 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
2420 * config/i386/i386.h (TUNEMASK): Remove define.
2421 (ARCHMASK): Remove define.
2422 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
2423 Use ix86_arch_mask variable instead of ARCHMASK.
2424 * config/i386/i386.c (override_options): Ditto.
2425 (standard_80387_constant_p): Ditto.
2427 2007-03-02 Ian Lance Taylor <iant@google.com>
2429 Used signed infinities in VRP.
2430 * tree-vrp.c (uses_overflow_infinity): New static function.
2431 (supports_overflow_infinity): New static function.
2432 (make_overflow_infinity): New static function.
2433 (negative_overflow_infinity): New static function.
2434 (positive_overflow_infinity): New static function.
2435 (is_negative_overflow_infinity): New static function.
2436 (is_positive_overflow_infinity): New static function.
2437 (is_overflow_infinity): New static function.
2438 (overflow_infinity_range_p): New static function.
2439 (compare_values_warnv): New function split out of compare_values.
2440 (compare_value): Call it.
2441 (set_value_range_to_nonnegative): Add overflow_infinity
2442 parameter. Change caller.
2443 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
2445 (vrp_expr_computes_nonzero): Likewise.
2446 (compare_ranges, compare_range_with_value): Likewise.
2447 (compare_name_with_value, compare_names): Likewise.
2448 (vrp_evaluate_conditional): Likewise.
2449 (set_value_range): Handle infinity
2450 (vrp_operand_equal_p, operand_less_p): Likewise.
2451 (extract_range_from_assert): Likewise.
2452 (vrp_int_const_binop): Likewise.
2453 (extract_range_from_binary_expr): Likewise.
2454 (extract_range_from_unary_expr): Likewise.
2455 (extract_range_from_comparison): Likewise.
2456 (extract_range_from_expr): Likewise.
2457 (dump_value_range): Likewise.
2458 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
2459 (test_for_singularity): Likewise.
2460 (vrp_int_const_binop): Remove inline qualifier.
2461 (adjust_range_with_scev): Add comment.
2462 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
2464 2007-03-02 Diego Novillo <dnovillo@redhat.com>
2466 * tree-ssa-structalias.c (could_have_pointers): Tidy.
2467 (get_constraint_for): Likewise.
2468 (do_structure_copy): Likewise.
2469 (find_func_aliases): Fix references to MODIFY_EXPR.
2470 (intra_create_variable_infos): Tidy.
2471 * tree-ssa-operands.c (add_virtual_operand): Add argument
2473 When adding members of alias sets, if IS_CALL_SITE is true and
2474 the symbol is not call-clobbered, skip it.
2477 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
2479 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
2480 entry by means of emit_insn_at_entry.
2482 2007-03-02 Richard Henderson <rth@redhat.com>
2484 * expr.h (promoted_input_arg): Remove decl.
2485 * function.c (promoted_input_arg): Merge into ...
2486 * combine.c (setup_incoming_promotions): ... only caller.
2487 Rearrange to avoid double loop.
2489 2007-03-02 Ben Elliston <bje@au.ibm.com>
2490 Peter Bergner <bergner@vnet.ibm.com>
2491 Janis Johnson <janis187@us.ibm.com>
2493 * config/rs6000/dfp.md: New file.
2494 * config/rs6000/rs6000.md: Include dfp.md.
2495 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
2496 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
2497 and TDmode decimal float modes in FP registers.
2498 (num_insns_constant): Likewise.
2499 (rs6000_legitimate_offset_address_p): Likewise.
2500 (rs6000_legitimize_address): Likewise.
2501 (rs6000_legitimize_reload_address): Likewise.
2502 (rs6000_legitimate_address): Likewise.
2503 (rs6000_emit_move): Likewise.
2504 (function_arg_boundary): Likewise.
2505 (function_arg_advance): Likewise.
2506 (rs6000_darwin64_record_arg_recurse): Likewise.
2507 (function_arg): Likewise.
2508 (rs6000_gimplify_va_arg): Likewise.
2509 (rs6000_split_multireg_move): Likewise.
2510 (rs6000_output_function_epilogue): Likewise.
2511 (rs6000_output_function_epilogue): Likewise.
2512 (rs6000_register_move_cost): Likewise.
2513 (rs6000_function_value): Likewise.
2514 (rs6000_libcall_value): Likewise.
2516 2007-03-02 Richard Sandiford <richard@codesourcery.com>
2518 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
2520 2007-03-02 Richard Sandiford <richard@codesourcery.com>
2522 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
2523 Use $MULTIDIR to choose between the kernel and RTP headers,
2524 and use $WIND_BASE and $WIND_USR to locate them.
2526 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
2528 * config/i386/i386.c (override_options): Put initialization of
2529 ix86_tune_mask and ix86_arch_mask to the correct place.
2531 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
2532 Michael Meissner <michael.meissner@amd.com>
2535 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
2537 (TARGET_CMOVE): Use ARCHMASK.
2538 (TARGET_CMPXCHG): Ditto.
2539 (TARGET_CMPXCHG8B): Ditto.
2540 (TARGET_XADD): Ditto.
2541 (TARGET_BSWAP): Ditto.
2542 * config/i386/i386.c (ix86_tune_mask): New global variable.
2543 (ix86_arch_mask): Ditto.
2544 (override_options): Initialize ix86_tune_mask and
2545 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
2548 2007-03-02 Ben Elliston <bje@au.ibm.com>
2551 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
2553 2007-03-02 Joseph Myers <joseph@codesourcery.com>
2555 * target.h (init_dwarf_reg_sizes_extra): New target hook.
2556 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
2557 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
2558 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
2560 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
2561 rs6000_init_dwarf_reg_sizes_extra): New.
2562 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
2563 SPE register high parts.
2565 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
2567 * Makefile.in: Add install-pdf target as
2568 copied from automake v1.10 rules.
2569 * configure.ac: Add install-pdf to target list.
2570 * configure: Regenerate.
2572 2007-03-01 Paul Brook <paul@codesourcery.com>
2574 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
2575 modes to LDRD for DImode.
2576 (output_move_double): Fixup out of range ldrd/strd.
2577 (vfp_secondary_reload_class): Rename...
2578 (coproc_secondary_reload_class): ... to this. Add wb argument.
2579 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
2580 coproc_secondary_reload_class for CLASS_IWMMXT.
2581 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
2582 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
2584 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
2586 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
2587 factor by the estimated number of iterations.
2588 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
2591 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
2592 decode_caches_intel, detect_caches_intel): New functions.
2593 (host_detect_local_cpu): Use detect_caches_amd and
2594 detect_caches_intel.
2596 2007-03-01 Richard Henderson <rth@redhat.com>
2598 * expr.c (emit_move_complex_push): Export.
2599 (emit_move_complex_parts): Split out from ...
2600 (emit_move_complex): ... here.
2601 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
2602 * config/i386/i386.md (movcdi): New.
2604 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
2606 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
2607 size of mode1 to check for tieable modes in MMX case.
2609 2007-03-01 Richard Sandiford <richard@codesourcery.com>
2611 * Makefile.in (rtlanal.o): Depend on tree.h.
2612 * rtl.h (offset_within_section_p, split_const): Declare.
2613 * rtlanal.c: Include tree.h.
2614 (offset_within_block_p): New function, taken from
2615 mips_offset_within_object_p.
2616 (split_const): New function, taken from mips_split_const.
2617 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
2619 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
2620 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
2621 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
2622 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
2623 (m68k_illegitimate_symbolic_constant_p): New function.
2624 * config/m68k/m68k.md (movsi): Remove misleading predicates.
2625 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
2626 symbolic constant that might be outside the symbol's section,
2627 move the symbol first and then add the offset.
2628 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
2630 * config/mips/mips.c (mips_split_const): Delete.
2631 (mips_offset_within_object_p): Delete.
2632 (mips_symbolic_constant_p): Use offset_within_section_p and
2633 split_const instead of mips_offset_within_object_p and
2635 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
2636 (mips_legitimize_const_move, print_operand_reloc)
2637 (mips_dangerous_for_la25_p): Use split_const instead of
2640 2007-02-28 Eric Christopher <echristo@apple.com>
2642 * Makefile.in (install-include-dir): Don't rm -rf include.
2644 2007-02-28 Richard Guenther <rguenther@suse.de>
2647 * fold-const.c (fold_binary): Do not associate expressions
2648 with more than one variable for integer types that do not wrap.
2650 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
2652 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
2653 Delete, and replace with...
2654 (fold_builtin_call_array): This. Update callers to use it.
2655 * fold-const.c (fold_build_call_list): Delete, and replace with...
2656 (fold_build_call_array): This.
2657 (fold_build_call_list_initializer): Delete, and replace with...
2658 (fold_build_call_array_initializer): This.
2659 * tree.h: Update declarations to reflect above changes.
2661 * c-typeck.c (build_function_call): Store converted arguments
2662 in a stack-allocated array instead of building a list.
2663 (convert_arguments): Store arguments in the array passed in as an
2664 argument, and return the actual number of arguments.
2665 * c-format.c: (check_function_format): Pass arguments in an
2666 array instead of a list.
2667 * c-common.c (check_function_nonnull): Likewise.
2668 (check_function_sentinel): Likewise.
2669 (check_function_arguments): Likewise.
2670 * c-common.h: Update declarations to reflect above changes.
2672 2007-02-28 Jan Hubicka <jh@suse.cz>
2674 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
2675 PRED_NEGATIVE_RETURN): Update outcomes.
2677 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
2679 * calls.c (emit_library_call_value_1): Handle partial registers
2680 correctly when building up CALL_INSN_FUNCTION_USAGE.
2682 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2684 * pa/predicates.md (move_src_operand): Allow zero for mode.
2685 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
2688 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
2691 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
2692 *movv2df_internal): Enable pattern only for valid operand
2694 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
2695 tie only 128bit modes. For MMX registers, tie only 64bit modes.
2697 2007-02-27 Mike Stump <mrs@apple.com>
2699 * config/darwin-crt3.c: Avoid compilation when compiling for a
2702 2007-02-27 Joseph Myers <joseph@codesourcery.com>
2704 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
2706 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
2707 for fixed headers and limits.h.
2708 (install-include-dir, install-headers-tar, install-headers-cpio,
2709 install-headers-cp, real-install-headers-tar,
2710 real-install-headers-cpio, real-install-headers-cp): Handle
2711 include-fixed as well as include.
2712 (install-mkheaders): Don't install files that go only in include
2714 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
2715 from GCC_INCLUDE_DIR.
2716 * gcc.c (process_command): Remove special -BstageN/ handling.
2717 (do_spec_1): Add include-fixed directories.
2719 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
2721 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
2723 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
2725 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
2728 2007-02-27 Mark Mitchell <mark@codesourcery.com>
2730 * c-common.c (get_priority): Add check for
2731 SUPPORTS_INIT_PRIORITY.
2733 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
2735 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
2737 * config/bfin/bfin.c: Include "cfglayout.h".
2738 (MAX_LSETUP_DISTANCE): New macro.
2739 (struct loop_info): New members incoming, incoming_src and
2740 incoming_dest. Delete member predecessor.
2741 (length_for_loop): New function.
2742 (bfin_optimize_loop): Handle more different loop structures.
2743 (bfin_discover_loop): Rework detection of predecessor blocks by
2744 examining incoming edges.
2745 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
2747 (bfin_reorder_loops): New function.
2748 (bfin_reorg_loops): Use these three new functions.
2750 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
2751 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
2752 (CONSTRAINT_LEN): Add entry for 'q'.
2753 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
2754 Add 'q' constraints.
2755 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
2756 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
2758 * config/bfin/bfin.md (add_with_carry): New pattern.
2759 (s_or_u, su_optab, su_modifier): New code macros/attrs.
2760 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
2761 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
2762 support unsigned multiplies too. Removed incorrect commutativity from
2763 operand 1 constraint where appropriate.
2764 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
2766 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
2767 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
2769 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
2770 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
2771 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
2772 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
2773 usmulhisi_hh_huh): New patterns.
2775 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
2776 lshifthi3): Fix output template to use half reg for operand 2.
2778 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
2781 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
2783 2007-02-27 Andreas Schwab <schwab@suse.de>
2785 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
2787 2007-02-27 Jan Hubicka <jh@suse.cz>
2789 * predict.c (last_basic_block_p): Remove.
2790 (tree_estimate_probability): Update return heuristic for commonized
2793 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
2795 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
2797 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
2799 * doc/include/gcc-common.texi (versionsubtitle): New macro.
2800 * doc/cpp.texi: Standardize title page.
2801 * doc/cppinternals.texi: Likewise.
2802 * doc/gcc.texi: Standardize title page, remove version number
2803 from copyright page.
2804 * doc/gccint.texi: Likewise.
2805 * doc/install.texi: Standardize title page, add table of
2808 2007-02-26 Jan Hubicka <jh@suse.cz>
2810 * predict.def: Set outcomes according to more recent results.
2811 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
2812 Remove dead predictors.
2813 * predict.c (return_prediction): Fix pasto.
2815 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
2817 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
2818 change; avoid a memory leak when returning early.
2820 2007-02-26 Mark Mitchell <mark@codesourcery.com>
2822 * c-decl.c (static_ctors): Move to c-common.c.
2823 (static_dtors): Likewise.
2824 (finish_function): Use c_record_cdtor_fn.
2825 (build_cdtor): Move to c-common.c.
2826 (c_write_global_declarations): Use c_build_cdtor_fns.
2827 * c-common.h (static_ctors): Declare.
2828 (static_dtors): Likewise.
2829 (c_record_cdtor_fn): Likewise.
2830 (c_build_cdtor_fns): Likewise.
2831 * c-common.c (static_ctors): New variable.
2832 (static_dtors): Likewise.
2833 (c_record_cdtor_fn): New function.
2834 (build_cdtor): Move from c-decl.c
2835 (c_build_cdtor_fns): New function.
2837 * output.h (assemble_addr_to_section): Declare.
2838 (get_cdtor_priority_section): Likewise.
2839 * varasm.c (assemble_addr_to_section): New function.
2840 (get_cdtor_priority_section): Likewise.
2841 (default_named_section_asm_out_destructor): Use them.
2842 (destor_dtor_section_asm_out_destructor): Likewise.
2843 (default_named_section_asm_out_constructor): Likewise.
2844 (default_ctor_section_asm_out_constructor): Likewise.
2845 * config.gcc (*-*-vxworks*): Include vxworks.o.
2846 * config/t-vxworks (vxworks.o): New target.
2847 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
2848 (TARGET_ASM_CONSTRUCTOR): Define.
2849 (TARGET_ASM_DESTRUCTOR): Likewise.
2850 (vxworks_asm_out_constructor): Declare.
2851 (vxworks_asm_out_destructor): Likewise.
2853 * c-common.c (get_priority): Check that we have not just an
2854 INTEGER_CST, but an integer constant with integeral type.
2856 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
2858 PR tree-optimization/30938
2859 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
2860 use &dt[nargs-1] instead of &dt[nargs] in the call to
2861 vect_is_simple_use().
2863 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
2865 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
2866 from register elimination as PRE_MODIFY / POST_MODIFY increments.
2867 Do not attempt to handle MEM inside auto-inc expressions.
2868 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
2869 of a register modified by an auto-inc expression. However, do handle
2870 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
2871 (elimination_effects): Prohibit elimination of a register modified
2872 by an auto-inc expression. Disable register elimination rules whose
2873 target register is modified by an auto-inc expression with variable
2876 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
2878 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
2880 (array_at_struct_end_p): New function.
2881 (idx_infer_loop_bounds): Use it.
2882 (estimate_numbers_of_iterations_loop): Export.
2883 * predict.c (predict_loops): Use estimated_loop_iterations_int.
2884 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
2885 (tree_estimate_probability): Call record_loop_exits.
2886 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
2887 (estimated_loop_iterations, estimated_loop_iterations_int,
2888 estimated_loop_iterations_tree): New functions.
2889 (analyze_siv_subscript_cst_affine,
2890 compute_overlap_steps_for_affine_1_2,
2891 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
2892 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
2893 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
2894 (PRED_LOOP_ITERATIONS_GUESSED): New.
2895 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
2896 * cfgloop.h (estimate_numbers_of_iterations_loop,
2897 estimated_loop_iterations_int): Declare.
2899 2007-02-25 Mark Mitchell <mark@codesourcery.com>
2901 * doc/extend.texi: Document optional priority argument to
2902 constructors and destructors.
2903 * tree.c (init_priority_for_decl): Adjust GTY markers.
2904 (init_ttree): Use priority-info hash functions for
2905 init_priority_for_decl.
2906 (tree_map_eq): Rename to ...
2907 (tree_map_base_eq): ... this.
2908 (tree_map_marked_p): Rename to ...
2909 (tree_map_base_marked_p): ... this.
2910 (tree_map_base_hash): New function.
2911 (decl_init_priority_lookup): Rework.
2912 (decl_fini_priority_lookup): New function.
2913 (decl_priority_info): New function.
2914 (decl_init_priority_insert): Use it.
2915 (decl_fini_priority_insert): Likewise.
2916 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
2918 (decl_restrict_base_insert): Likewise.
2919 (decl_debug_expr_insert): Likewise.
2920 (decl_value_expr_lookup): Likewise.
2921 (decl_value_expr_insert): Likewise.
2922 * tree.h (priority_type): New type.
2923 (decl_init_priority_lookup): Use priority_type.
2924 (decl_fini_priority_lookup): New function.
2925 (decl_init_priority_insert): Use priority_type.
2926 (decl_fini_priority_insert): New function.
2927 (DECL_HAS_INIT_PRIORITY): Tweak comments.
2928 (DECL_INIT_PRIORITY): Likewise.
2929 (SET_DECL_INIT_PRIORITY): Add comment.
2930 (DECL_FINI_PRIORITY): New macro.
2931 (SET_DECL_FINI_PRIORITY): Likewise.
2932 (DEFAULT_INIT_PRIORITY): Document.
2933 (MAX_INIT_PRIORITY): Likewise.
2934 (MAX_RESERVED_INIT_PRIORITY): Likewise.
2935 (tree_map_base): New type.
2936 (tree_map_base_eq): New function.
2937 (tree_map_base_hash): Likewise.
2938 (tree_map_base_marked_p): Likewise.
2939 (tree_map): Inherit from tree_map_base.
2940 (tree_map_eq): Make it a macro.
2941 (tree_map_marked_p): Likewise.
2942 (tree_int_map): Inherit from tree_map_base.
2943 (tree_int_map_eq): Make it a macro.
2944 (tree_int_map_hash): Likewise.
2945 (tree_int_map_marked_p): Likewise.
2946 (tree_priority_map): New type.
2947 (tree_priority_map_eq): New macro.
2948 (tree_priority_map_hash): Likewise.
2949 (tree_priority_map_marked_p): Likewise.
2950 * varasm.c (emults_decl): Adjust for refactoring of tree_map
2952 (emutls_common_1): Likewise.
2953 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
2954 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
2955 of tree_map hierarchy.
2956 * tree-cfg.c (move_stmt_r): Likewise.
2957 (new_label_mapper): Likewise.
2958 * c-tree.h (c_expand_body): Move to ...
2959 * c-common.h (c_expand_body): ... here.
2960 * c-decl.c (c_expand_body): Move to ...
2961 * c-common.c (c_expand_body): ... here.
2962 (c_common_attribute_table): Allow 1 argument for the constructor
2963 and destructor attributes.
2964 (get_priority): New function.
2965 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
2966 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
2968 2007-02-24 Jan Hubicka <jh@suse.cz>
2971 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
2973 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
2974 Jan Hubicka <jh@suse.cz>
2977 * i386.c (counter_mode): New function.
2978 (expand_set_or_movmem_via_loop): Use it.
2979 (expand_movmem_epilogue): Likewise; fix pasto.
2980 (ix86_expand_movmem): Do emit guard even for constant counts.
2981 (ix86_expand_setmem): Likewise.
2983 2007-02-25 Nick Clifton <nickc@redhat.com>
2985 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
2986 (JUMP_TABLES_IN_TEXT_SECTION): Define.
2988 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
2991 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
2992 count argument with 0x10, not with 0x16.
2993 (expand_setmem_epilogue): Ditto.
2995 2007-02-24 Mike Stump <mrs@apple.com>
2997 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
3000 2007-02-24 Richard Guenther <rguenther@suse.de>
3003 * fold-const.c (fold_binary): Fold x +- CST op x for
3004 EQ_EXPR and NE_EXPR.
3006 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3008 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
3010 2007-02-24 Jan Hubicka <jh@suse.cz>
3012 * cgraphunit.c (decide_is_function_needed): Honor
3013 -fkeep-inline-functions.
3015 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3017 * builtins.c (fold_builtin_modf): New.
3018 (fold_builtin_2): Use it.
3020 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
3022 * loop-iv.c (implies_p): Detect additional cases where A implies B.
3023 (determine_max_iter): Take additional LOOP arg; all callers changed.
3024 Lose broken logic dealing with PLUS. Try to limit the upper bound by
3025 one using simplifications.
3026 (simplify_using_initial_values): Return if the expression becomes
3027 invalid due to altered regs.
3029 2007-02-23 DJ Delorie <dj@redhat.com>
3031 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
3033 2007-02-23 Mike Stump <mrs@apple.com>
3035 * tlink.c (scan_linker_output): Parse linker messages from
3036 darwin9's linker better.
3038 2007-02-23 Steve Ellcey <sje@cup.hp.com>
3041 * varpool.c (varpool_assemble_pending_decls): Set
3042 varpool_last_needed_node to null.
3044 2007-02-23 DJ Delorie <dj@redhat.com>
3046 * config/i386/i386.c (ix86_data_alignment): Don't specify an
3047 alignment bigger than the object file can handle.
3049 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
3052 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
3053 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
3054 (*movsf_1): Penalize MMX moves.
3056 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
3058 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
3059 2^32-1 or more times unless flag_unsafe_loop_optimizations.
3061 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
3063 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3065 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
3066 (fold_builtin_1): Use them.
3067 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
3068 BUILT_IN_SIGNIFICAND.
3070 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
3072 * config/i386/i386.c (bdesc_1arg): Initialize
3073 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
3074 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
3075 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
3076 and IX86_BUILTIN_MOVSLDUP.
3078 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
3080 PR rtl-optimization/30841
3081 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
3083 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3085 * builtins.c (fold_builtin_frexp): New.
3086 (fold_builtin_2): Use it.
3088 2007-02-22 Mark Mitchell <mark@codesourcery.com>
3090 * doc/invoke.texi (Spec Files): Document getenv spec function.
3092 * gcc.c (getenv_spec_function): New function.
3093 (static_spec_functions): Add it.
3094 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
3095 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
3098 2007-02-22 Michael Matz <matz@suse.de
3101 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
3102 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
3104 2007-02-22 Ian Lance Taylor <iant@google.com>
3107 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
3108 (mem_loc_descriptor): Call it.
3110 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
3111 Ira Rosen <irar@il.ibm.com>
3113 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
3115 2007-02-22 Ira Rosen <irar@il.ibm.com>
3117 PR tree-optimization/30843
3118 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
3119 stores only after all the group is vectorized.
3121 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
3123 PR tree-optimization/30858
3124 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
3125 in the reduction cycle have a single use in the loop.
3126 * tree-vectorizer.h (relevant): Add documentation.
3128 2007-02-20 Mike Stump <mrs@apple.com>
3130 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
3131 * configure: Regenerate.
3133 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
3135 Change the defaults of some parameters and options.
3136 * config/spu/spu-protos.h (spu_optimization_options): Declare.
3137 * config/spu/spu.c (spu_optimization_options): Add.
3138 (spu_override_options): Change params in spu_optimization_options.
3139 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
3141 Register 127 is only 16 byte aligned when used as a frame pointer.
3142 * config/spu/spu-protos.h (spu_init_expanders): Declare.
3143 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
3144 HARD_FRAME_POINTER_REGNUM.
3145 (spu_legitimate_address): Use regno_aligned_for_reload.
3146 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
3147 aligned when frame_pointer_needed is true.
3148 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
3150 * config/spu/spu.h (INIT_EXPANDERS): Define.
3152 Make sure shift and rotate instructions have valid immediate operands.
3153 * config/spu/predicates.md (spu_shift_operand): Remove.
3154 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
3155 * config/spu/constraints.md (W, O): Extend range.
3156 * config/spu/spu.md (umask, nmask): Define.
3157 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
3158 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
3159 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
3160 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
3161 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
3162 (lshr<mode>3_reg): Fix rtl description.
3164 Make sure mulhisi immediate operands are valid.
3165 * config/spu/predicates.md (imm_K_operand): Add.
3166 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
3168 Generate constants using fsmbi and andi.
3169 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
3170 (print_operand, spu_split_immediate, classify_immediate,
3171 fsmbi_const_p): Handle IC_FSMBI2.
3173 Correctly handle a CONST_VECTOR containing symbols.
3174 * config/spu/spu.c (print_operand): Handle HIGH correctly.
3175 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
3176 (immediate_load_p): Allow symbols that use 2 instructions to create.
3177 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
3178 with symbols when flag_pic is set.
3179 (const_vector_immediate_p): New.
3180 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
3181 accept a CONST_VECTOR with symbols.
3182 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
3183 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
3185 * config/spu/spu.md (high, low): Delete.
3186 (low_<mode>): Define.
3188 Remove INTRmode and INTR_REGNUM, which didn't work.
3189 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
3191 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
3192 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
3193 peephole2 pattern): Don't use INTR or 131.
3194 (movintrcc): Delete.
3195 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
3196 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
3197 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
3198 (UNSPEC_SET_INTR): Add.
3199 * config/spu/spu-modes.def (INTR): Remove.
3201 More accurate warnings about run-time relocations.
3202 * config/spu/spu.c (reloc_diagnostic): Test in_section.
3204 Correctly warn about immediate arguments to specific intrinsics.
3205 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
3206 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
3207 the instruction predicate.
3209 Fix tree check errors with latest update.
3210 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
3212 (spu_expand_builtin): Use CALL_EXPR_FN.
3214 Add missing specific intrinsics.
3215 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
3217 * config/spu/spu_internals.h: Ditto.
3219 Fix incorrect operand modifiers.
3220 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
3221 * config/spu/spu.md (xor<mode>3): Change %S to %J.
3223 Optimize one case of zero_extend of a vec_select.
3224 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
3226 Accept any immediate for hbr.
3227 * config/spu/spu.md (hbr): Change s constraints to i.
3229 2007-02-21 Paul Brook <paul@codesourcery.com>
3231 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
3232 condexec_count when skipping USE and CLOBBER.
3234 2007-02-21 Nick Clifton <nickc@redhat.com>
3236 * common.opt (Warray-bounds): Add Warning attribute.
3237 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
3239 (fsized-zeroes): Add Optimization attribute.
3240 (fsplit-wide-types, ftree-scev-cprop): Likewise.
3241 * c.opt (Wc++0x-compat): Add Warning attribute.
3243 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
3246 * reload1.c (eliminate_regs_in_insn): In the single_set special
3247 case, attempt to re-recognize the insn before falling back to
3248 having reload fix it up.
3250 2007-02-20 Eric Christopher <echristo@gmail.com>
3252 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
3253 Rewrite accordingly.
3254 (frv_read_iacc_argument): Ditto.
3255 (frv_expand_set_builtin): Take a call instead of arglist, update for
3257 (frv_expand_unop_builtin): Ditto.
3258 (frv_expand_binop_builtin): Ditto.
3259 (frv_expand_cut_builtin): Ditto.
3260 (frv_expand_binopimm_builtin): Ditto.
3261 (frv_expand_voidbinop_builtin): Ditto.
3262 (frv_expand_int_void2arg): Ditto.
3263 (frv_expand_prefetches): Ditto.
3264 (frv_expand_voidtriop_builtin): Ditto.
3265 (frv_expand_voidaccop_builtin): Ditto.
3266 (frv_expand_load_builtin): Ditto.
3267 (frv_expand_store_builtin): Ditto.
3268 (frv_expand_mdpackh_builtin): Ditto.
3269 (frv_expand_mclracc_builtin): Ditto.
3270 (frv_expand_mrdacc_builtin): Ditto.
3271 (frv_expand_mwtacc_builtin): Ditto.
3272 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
3275 2007-02-20 Janis Johnson <janis187@us.ibm.com>
3277 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
3278 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
3280 (HAVE_GAS_DFP): Check for assembler support of decimal floating
3282 * configure: Regenerate.
3283 * config.in: Regenerate.
3284 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
3285 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
3286 masks to power6 and power6x and to POWERPC_MASKS.
3287 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3289 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
3290 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
3291 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
3292 Access PROTOTYPE as variable, not mask.
3294 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
3296 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
3297 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
3298 * combine.c (adjust_for_new_dest): Use it.
3299 * postreload.c (reload_combine): Likewise.
3301 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
3303 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
3304 notes on an insn with multiple sets, even if single_set returns
3305 non-NULL for that insn.
3307 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3309 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
3312 2007-02-20 Geoffrey Keating <geoffk@apple.com>
3314 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
3315 if user didn't pass it.
3316 * config/i386/darwin.h (CC1_SPEC): Likewise.
3317 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
3318 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
3319 -mmacosx-version-min.
3321 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3322 Uros Bizjak <ubizjak@gmail.com>
3324 * optabs.h (enum optab_index): Add new OTI_scalb.
3325 (scalb_optab): Define corresponding macro.
3326 * optabs.c (init_optabs): Initialize scalb_optab.
3327 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
3329 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
3330 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
3331 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
3332 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
3333 flag_unsafe_math_optimizations is set.
3335 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
3336 to implement scalbf, scalb and scalbl built-ins as inline x87
3339 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3340 DJ Delorie <dj@redhat.com>
3343 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
3344 (diagnostic_report_diagnostic): ... here, and turn them into real
3345 errors. If warnings are inhibited, no need to do anything.
3347 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
3349 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
3350 better code generation.
3352 2007-02-20 Ben Elliston <bje@au.ibm.com>
3354 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
3356 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
3358 * config/alpha/alpha.c, config/alpha/alpha.md,
3359 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
3360 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
3361 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
3362 config/arm/lib1funcs.asm: Follow spelling conventions.
3364 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
3365 config/fr30/fr30.md, config/i386/i386.h,
3366 config/iq2000/iq2000.h, config/iq2000/predicates.md,
3367 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
3368 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
3369 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
3370 config/rs6000/altivec.md, config/rs6000/rs6000.c,
3371 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
3372 config/sparc/sparc.c, config/sparc/sparc.h,
3373 config/sparc/sparc.md, config/spu/constraints.md,
3374 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
3377 2007-02-20 Alan Modra <amodra@bigpond.net.au>
3380 * varasm.c (use_blocks_for_decl_p): Return false for decls with
3383 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
3385 * doc/invoke.texi (-ftree-lrs): Remove.
3387 2007-02-19 Diego Novillo <dnovillo@redhat.com>
3389 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
3392 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
3394 * config/ia64/ia64.c (ia64_expand_builtin): Use the
3395 new CALL_EXPR_FN macro for retrieving the function
3396 declaration of the input expression.
3398 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3400 * c.opt (Waddress): New.
3401 * common.opt (Walways-true): Delete.
3402 (Wstring-literal-comparison): Delete.
3403 * doc/invoke.texi (Warning Options): Delete -Walways-true and
3404 -Wstring-literal-comparison. Add -Waddress.
3406 (Walways-true): Delete.
3407 (Wstring-literal-comparison): Delete.
3408 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
3409 consistently instead of -Walways-true in example.
3410 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
3411 * c-typeck.c (parser_build_binary_op): Replace
3412 -Wstring-literal-comparison and -Walways-true with -Waddress.
3413 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
3416 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
3418 * tree-cfg.c (dump_function_to_file): Be prepared for functions
3419 without DECL_STRUCT_FUNCTION initialized.
3421 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
3423 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
3424 due to calls to functions taking pointers as parameters.
3426 2007-02-19 Richard Henderson <rth@redhat.com>
3429 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
3432 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
3434 * config/s390/s390.c (s390_call_saved_register_used,
3435 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
3436 accessed to the new scheme.
3438 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
3440 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
3441 (cris_print_index, cris_print_operand, cris_print_operand_address)
3442 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
3443 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
3444 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
3446 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
3447 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
3448 GO_IF_LEGITIMATE_ADDRESS): Ditto.
3449 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
3450 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
3451 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
3452 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
3453 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
3454 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
3455 (uminsi3, call, call_value): Ditto.
3456 (define_split: indir_to_reg_split, unnamed): Ditto.
3458 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
3460 PR tree-optimization/30975
3461 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
3464 2007-02-18 Eric Christopher <echristo@gmail.com>
3466 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
3467 Remove use of arglist.
3468 (mips_expand_builtin): Remove use of arglist, pass in expr.
3469 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
3470 (mips_expand_builtin_movtf): Ditto.
3471 (mips_expand_builtin_compare): Ditto.
3473 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
3475 * tree-sra.c (sra_build_assignment): Replace assertion
3476 checking with a comment explaining why it can't be done.
3478 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
3481 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
3482 during CALL_EXPR representation conversion.
3483 * tree-ssa-propagate.c (set_rhs): Likewise.
3485 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
3487 * tree-sra.c (sra_build_assignment): Disable assertion checking
3490 2007-02-18 Roger Sayle <roger@eyesopen.com>
3492 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
3493 instead of calling build2 with a GIMPLE_MODIFY_STMT.
3494 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
3496 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
3497 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
3498 gimplify_init_ctor_eval_range, gimple_push_cleanup,
3499 gimplify_omp_for, gimplify_omp_atomic_pipeline,
3500 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
3501 force_gimple_operand): Likewise.
3502 * ipa-cp.c (constant_val_insert): Likewise.
3503 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
3504 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
3505 perfect_nestify): Likewise.
3506 * langhooks.c (lhd_omp_assignment): Likewise.
3507 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
3508 lower_copyprivate_clauses, lower_send_clauses,
3509 lower_send_shared_vars, expand_parallel_call,
3510 expand_omp_for_generic, expand_omp_for_static_nochunk,
3511 expand_omp_for_static_chunk, expand_omp_sections,
3512 lower_omp_single_copy, lower_omp_for_lastprivate,
3513 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
3514 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
3515 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
3518 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
3520 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
3521 config/sh/sh.md: Follow spelling conventions.
3523 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
3524 config/frv/predicates.md: Follow spelling conventions.
3526 * config/m68k/linux-unwind.h: Fix a comment typo.
3527 * target.h: Follow spelling conventions.
3529 2007-02-18 Roger Sayle <roger@eyesopen.com>
3531 PR rtl-optimization/28173
3532 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
3533 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
3534 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
3535 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
3536 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
3538 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3540 * builtins.c (fold_builtin_load_exponent): New.
3541 (fold_builtin_2): Use it.
3543 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
3545 PR rtl-optimization/30773
3546 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
3547 if we fail to attach a REG_EQUIV note.
3549 2007-02-18 David Edelsohn <edelsohn@gnu.org>
3550 Roger Sayle <roger@eyesopen.com>
3552 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
3554 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
3556 * calls.c (initialize_argument_information): Pass original EXP
3557 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
3558 code to split complex arguments here, as part of initializing the
3560 (expand_call): Remove code that builds a list of arguments and
3561 inserts implicit arguments into it. Instead, just count how many
3562 implicit arguments there will be so we can determine the size of
3563 the ARGS array, and let initialize_argument_information do the work.
3564 (split_complex_values): Delete unused function.
3566 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
3568 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
3570 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
3572 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
3573 for arg pointer based indexed addressing.
3575 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
3577 * config/ia64/ia64.h, config/ia64/ia64.md,
3578 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
3579 spelling conventions.
3581 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
3583 * config/m68k/m68k.c (split_di): New.
3584 * config/m68k/m68k-protos.h: Declare split_di.
3585 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
3586 Improve predicate handling and split constant shifts.
3588 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
3590 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
3591 parameter for register bitfield operations, general predicates
3594 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
3596 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
3597 * config/m68k/linux-unwind.h: New file.
3599 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
3601 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
3602 config/i386/athlon.md, config/ia64/ia64.md,
3603 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
3604 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
3605 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
3606 tree-ssa-loop-niter.c, tree-vect-analyze.c,
3607 tree-vect-transform.c: Fix comment typos.
3609 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
3611 * sched-deps.c (find_insn_list): Remove.
3612 * sched-int.h: Remove the prototype for find_insn_list.
3614 2007-02-16 Geoffrey Keating <geoffk@apple.com>
3616 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
3618 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
3619 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
3620 darwin_rs6000_override_options.
3621 (C_COMMON_OVERRIDE_OPTIONS): Expect
3622 darwin_macosx_version_min to be non-NULL always.
3623 (TARGET_C99_FUNCTIONS): Likewise.
3624 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
3625 (DARWIN_MINVERSION_SPEC): New.
3626 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
3627 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
3629 (DARWIN_MINVERSION_SPEC): New.
3630 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
3632 * config/darwin-c.c (darwin_cpp_builtins): Expect
3633 darwin_macosx_version_min to be non-NULL always.
3635 * config/rs6000/rs6000.c: Clean up trailing whitespace.
3637 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
3639 * config/i386/i386.h (x86_use_xchgb): New.
3640 (TARGET_USE_XCHGB): New macro.
3641 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
3642 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
3643 Split after reload into bswaphi for shifts of 8.
3644 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
3645 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
3646 or when optimizing for size.
3648 2007-02-16 Richard Guenther <rguenther@suse.de>
3649 Christian Bruel <christian.bruel@st.com>
3651 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
3652 DECLs but prefer SSA_NAMEs over DECLs.
3654 2007-02-16 Richard Guenther <rguenther@suse.de>
3656 * tree-flow-inline.h (single_imm_use_p): Remove.
3657 (zero_imm_uses_p): Likewise.
3658 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
3659 instead of single_imm_use_p.
3660 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
3663 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3666 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
3667 nested double- and backquotes.
3669 2007-02-15 Roger Sayle <roger@eyesopen.com>
3672 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
3673 should be unreachable.
3674 (build2_stat): Allow construction of MODIFY_EXPR at any time.
3675 For the time being redirect GIMPLE_MODIFY_STMT to the new
3676 (renamed) build_gimple_modify_stmt_stat.
3677 (build2_gimple_stat): Rename to...
3678 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
3679 Always build a GIMPLE_MODIFY_STMT node.
3680 * tree.h (build2_gimple, build2_gimple_stat): Delete.
3681 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
3684 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
3685 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
3686 * tree-complex.c (set_component_ssa_name, expand_complex_move,
3687 expand_complex_div_wide): Likewise.
3688 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
3689 * tree-ssa-loop-im.c (schedule_sm): Likewise.
3690 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
3691 * tree-ssa-loop-manip.c (create_iv): Likewise.
3692 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
3693 abs_replacement): Likewise.
3694 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
3695 realify_fake_stores): Likewise.
3697 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
3698 node rather than a GIMPLE_MODIFY_STMT node.
3699 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
3700 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
3702 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
3703 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
3706 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
3709 * fold-const.c (fold_comparison): Add back the
3710 folding of constant complex comparisions.
3712 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
3715 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
3716 effects unknown to this function, return early.
3718 2007-02-15 Ian Lance Taylor <iant@google.com>
3720 * lower-subreg.c (move_eh_region_note): New static function.
3721 (resolve_simple_move): Call it.
3722 (decompose_multiword_subregs): Track blocks for which we resolve a
3723 simple move which is also a control flow insn. Pass them to
3724 find_many_sub_basic_blocks.
3725 (pass_lower_subreg): Add TODO_verify_flow.
3726 (pass_lower_subreg2): Likewise.
3728 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3729 Brooks Moses <brooks.moses@codesourcery.com>
3730 Lee Millward <lee.millward@codesourcery.com>
3732 * tree.h (enum tree_code_class): Add tcc_vl_exp.
3733 (VL_EXP_CLASS_P): New.
3734 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
3736 (TREE_OPERAND_CHECK_CODE): Likewise.
3737 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
3738 (TREE_RTL_OPERAND_CHECK): Likewise.
3739 (tree_operand_check_failed): Make second parameter the whole tree
3740 instead of its code. Fixed callers.
3741 (VL_EXP_CHECK): New.
3742 (TREE_OPERAND_LENGTH): New.
3743 (VL_EXP_OPERAND_LENGTH): New.
3744 (CALL_EXPR_FN): New.
3745 (CALL_EXPR_STATIC_CHAIN): New.
3746 (CALL_EXPR_ARGS): New.
3747 (CALL_EXPR_ARG): New.
3748 (call_expr_nargs): New.
3749 (CALL_EXPR_ARGP): New.
3750 (build_nt_call_list): Declare.
3751 (build_vl_exp_stat): Declare.
3752 (build_vl_exp): New.
3753 (build_call_list): Declare.
3754 (build_call_nary): Declare.
3755 (build_call_valist): Declare.
3756 (build_call_array): Declare.
3757 (call_expr_arg): Declare.
3758 (call_expr_argp): Declare.
3759 (call_expr_arglist): Declare.
3760 (fold_build_call_list): Declare.
3761 (fold_build_call_list_initializer): Declare.
3762 (fold_call_expr): Declare to replace fold_builtin.
3763 (fold_builtin_fputs): Update to agree with modified definition.
3764 (fold_builtin_strcpy): Likewise.
3765 (fold_builtin_strncpy): Likewise.
3766 (fold_builtin_memory_chk): Likewise.
3767 (fold_builtin_stxcpy_chk): Likewise.
3768 (fold_builtin_strncpy_chk): Likewise.
3769 (fold_builtin_next_arg): Likewise.
3770 (fold_build_call_expr): Declare.
3771 (fold_builtin_call_list): Declare.
3772 (fold_builtin_call_valist): Declare.
3773 (build_call_expr): Declare.
3774 (validate_arglist): Update to agree with modified definition.
3775 (tree_operand_length): New.
3776 (call_expr_arg_iterator): New.
3777 (init_call_expr_arg_iterator): New.
3778 (next_call_expr_arg): New.
3779 (first_call_expr_arg): New.
3780 (more_call_expr_args_p): New.
3781 (FOR_EACH_CALL_EXPR_ARG): New.
3783 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
3784 and tcc_gimple_stmt.
3785 (tree_code_size): Update documentation. Use sizeof (tree) rather
3786 than sizeof (char *).
3787 (tree_size): Likewise. Add case for tcc_vl_exp.
3788 (tree_node_structure): Add case for tcc_vl_exp.
3789 (contains_placeholder_p): Likewise.
3790 (substitute_in_expr): Likewise.
3791 (substitute_placeholder_in_expr): Likewise.
3792 (stabilize_reference_1): Likewise.
3793 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
3794 to diagnose breakage of this interface for constructing CALL_EXPRs.
3795 (build_nt): Add similar assertion here.
3796 (build_nt_call_list): New.
3797 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
3798 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
3800 (get_callee_fndecl): Use new CALL_EXPR accessors.
3801 (tree_operand_check_failed): Change parameters to pass entire node
3802 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
3803 (process_call_operands): New.
3804 (build_vl_exp_stat): New.
3805 (build_call_list): New.
3806 (build_call_nary): New.
3807 (build_call_valist): New.
3808 (build_call_array): New.
3809 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3810 (call_expr_arglist): New.
3812 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
3813 tcc_vl_exp instead of a fixed-size tcc_expression.
3815 * doc/c-tree.texi (CALL_EXPR): Document new representation and
3816 accessors for CALL_EXPRs.
3817 (AGGR_INIT_EXPR): Likewise.
3819 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3820 Brooks Moses <brooks.moses@codesourcery.com>
3821 Lee Millward <lee.millward@codesourcery.com>
3823 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
3824 (expand_builtin_nonlocal_goto): Change parameter to be entire
3825 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
3826 (expand_builtin_prefetch): Likewise.
3827 (expand_builtin_classify_type): Likewise.
3828 (mathfn_built_in): Return NULL_TREE instead of 0.
3829 (expand_errno_check): Use new CALL_EXPR accessors.
3830 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
3831 Return NULL_RTX instead of 0.
3832 (expand_builtin_mathfn_2): Likewise.
3833 (expand_builtin_mathfn_3): Likewise.
3834 (expand_builtin_interclass_mathfn): Likewise.
3835 (expand_builtin_sincos): Likewise.
3836 (expand_builtin_cexpi): Likewise.
3837 (expand_builtin_int_roundingfn): Likewise.
3838 (expand_builtin_int_roundingfn_2): Likewise.
3839 (expand_builtin_pow): Likewise.
3840 (expand_builtin_powi): Likewise.
3841 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
3842 of arglist, fixing callers appropriately. Use new CALL_EXPR
3843 accessors and constructors. Return NULL_RTX instead of 0.
3844 (expand_builtin_strstr): Likewise.
3845 (expand_builtin_strchr): Likewise.
3846 (expand_builtin_strrchr): Likewise.
3847 (expand_builtin_strpbrk): Likewise.
3848 (expand_builtin_memcpy): Likewise.
3849 (expand_builtin_mempcpy): Likewise.
3850 (expand_builtin_mempcpy_args): New.
3851 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
3852 (expand_builtin_memmove_args): New.
3853 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
3854 (expand_movstr): Likewise.
3855 (expand_builtin_strcpy): Likewise.
3856 (expand_builtin_strcpy_args): New.
3857 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
3858 (expand_builtin_strncpy): Likewise.
3859 (expand_builtin_memset): Likewise.
3860 (expand_builtin_memset_args): New.
3861 (expand_builtin_bzero): Similarly to expand_builtin_memset.
3862 (expand_builtin_memcmp): Likewise.
3863 (expand_builtin_strcmp): Likewise.
3864 (expand_builtin_strncmp): Likewise.
3865 (expand_builtin_strcat): Likewise.
3866 (expand_builtin_strncat): Likewise.
3867 (expand_builtin_strspn): Likewise.
3868 (expand_builtin_strcspn): Likewise.
3869 (expand_builtin_args_info): Likewise.
3870 (expand_builtin_va_start): Likewise.
3871 (gimplify_va_arg_expr): Likewise.
3872 (expand_builtin_va_end): Likewise.
3873 (expand_builtin_va_copy): Likewise.
3874 (expand_builtin_frame_address): Likewise.
3875 (expand_builtin_alloca): Likewise.
3876 (expand_builtin_bswap): Likewise.
3877 (expand_builtin_unop): Likewise.
3878 (expand_builtin_fputs): Likewise.
3879 (expand_builtin_expect): Likewise.
3880 (expand_builtin_fabs): Likewise.
3881 (expand_builtin_copysign): Likewise.
3882 (expand_builtin_printf): Likewise.
3883 (expand_builtin_fprintf): Likewise.
3884 (expand_builtin_sprintf): Likewise.
3885 (expand_builtin_init_trampoline): Likewise.
3886 (expand_builtin_signbit): Likewise.
3887 (expand_builtin_fork_or_exec): Likewise.
3888 (expand_builtin_sync_operation): Likewise.
3889 (expand_builtin_compare_and_swap): Likewise.
3890 (expand_builtin_lock_test_and_set): Likewise.
3891 (expand_builtin_lock_release): Likewise.
3892 (expand_builtin): Likewise.
3893 (builtin_mathfn_code): Likewise.
3895 (fold_builtin_constant_p): Pass call arguments individually instead
3896 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
3897 accessors and constructors. Return NULL_TREE instead of 0.
3898 (fold_builtin_expect): Likewise.
3899 (fold_builtin_classify_type): Likewise.
3900 (fold_builtin_strlen): Likewise.
3901 (fold_builtin_nan): Likewise.
3902 (integer_valued_real_p): Likewise.
3903 (fold_trunc_transparent_mathfn): Likewise.
3904 (fold_fixed_mathfn): Likewise.
3905 (fold_builtin_cabs): Likewise.
3906 (fold_builtin_sqrt): Likewise.
3907 (fold_builtin_cbrt): Likewise.
3908 (fold_builtin_cos): Likewise.
3909 (fold_builtin_cosh): Likewise.
3910 (fold_builtin_tan): Likewise.
3911 (fold_builtin_sincos): Likewise.
3912 (fold_builtin_cexp): Likewise.
3913 (fold_builtin_trunc): Likewise.
3914 (fold_builtin_floor): Likewise.
3915 (fold_builtin_ceil): Likewise.
3916 (fold_builtin_round): Likewise.
3917 (fold_builtin_int_roundingfn): Likewise.
3918 (fold_builtin_bitop): Likewise.
3919 (fold_builtin_bswap): Likewise.
3920 (fold_builtin_logarithm): Likewise.
3921 (fold_builtin_hypot): Likewise.
3922 (fold_builtin_pow): Likewise.
3923 (fold_builtin_powi): Likewise.
3924 (fold_builtin_exponent): Likewise.
3925 (fold_builtin_memset): Likewise.
3926 (fold_builtin_bzero): Likewise.
3927 (fold_builtin_memory_op): Likewise.
3928 (fold_builtin_bcopy): Deleted; call site changed to invoke
3929 fold_builtin_memory_op directly.
3930 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
3931 (fold_builtin_strncpy): Likewise.
3932 (fold_builtin_memcmp): Likewise.
3933 (fold_builtin_strcmp): Likewise.
3934 (fold_builtin_strncmp): Likewise.
3935 (fold_builtin_signbit): Likewise.
3936 (fold_builtin_copysign): Likewise.
3937 (fold_builtin_isascii): Likewise.
3938 (fold_builtin_toascii): Likewise.
3939 (fold_builtin_isdigit): Likewise.
3940 (fold_builtin_fabs): Likewise.
3941 (fold_builtin_abs): Likewise.
3942 (fold_builtin_fmin_fmax): Likewise.
3943 (fold_builtin_carg): Likewise.
3944 (fold_builtin_classify): Likewise.
3945 (fold_builtin_unordered_cmp): Likewise.
3947 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
3948 New functions split out from fold_builtin_1.
3949 (fold_builtin_n): New.
3950 (fold_builtin_varargs): New.
3951 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
3953 (fold_call_expr): New.
3954 (build_function_call_expr): Rewrite to use new helper function.
3955 (fold_builtin_call_list): New.
3956 (build_call_expr): New.
3957 (fold_builtin_call_valist): New.
3958 (rewrite_call_expr): New.
3959 (validate_arg): New.
3960 (validate_arglist): Change parameter to be entire CALL_EXPR instead
3961 of an arglist. Change return type to bool. Use new CALL_EXPR
3964 (fold_builtin_strstr): Pass call arguments individually instead
3965 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
3966 accessors and constructors. Return NULL_TREE instead of 0.
3967 (fold_builtin_strchr): Likewise.
3968 (fold_builtin_strrchr): Likewise.
3969 (fold_builtin_strpbrk): Likewise.
3970 (fold_builtin_strcat): Likewise.
3971 (fold_builtin_strncat): Likewise.
3972 (fold_builtin_strspn): Likewise.
3973 (fold_builtin_strcspn): Likewise.
3974 (fold_builtin_fputs): Likewise.
3975 (fold_builtin_next_arg): Likewise.
3976 (fold_builtin_sprintf): Likewise.
3978 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
3979 NULL_RTX instead of 0.
3980 (expand_builtin_memory_chk): Likewise.
3981 (maybe_emit_chk_warning): Likewise.
3982 (maybe_emit_sprintf_chk_warning): Likewise.
3984 (fold_builtin_object_size): Pass call arguments individually instead
3985 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
3986 accessors and constructors. Return NULL_TREE instead of 0.
3987 (fold_builtin_memory_chk): Likewise.
3988 (fold_builtin_stxcpy_chk): Likewise.
3989 (fold_builtin_strncpy_chk): Likewise.
3990 (fold_builtin_strcat_chk): Likewise.
3991 (fold_builtin_strcat_chk): Likewise.
3992 (fold_builtin_strncat_chk): Likewise.
3993 (fold_builtin_sprintf_chk): Likewise.
3994 (fold_builtin_snprintf_chk): Likewise.
3995 (fold_builtin_printf): Likewise.
3996 (fold_builtin_vprintf): Likewise.
3998 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
4000 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
4001 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4002 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
4003 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
4004 (fold_unary): Likewise.
4005 (fold_binary): Likewise.
4006 (fold_ternary): Remove CALL_EXPR case, since they are no longer
4007 ternary expressions.
4008 (fold): Add logic for tcc_vl_exp.
4009 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
4010 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4011 (fold_build3_stat): Add assertion to flag broken interface for
4012 constructing CALL_EXPRs.
4013 (fold_build_call_list): New.
4014 (fold_build_call_list_initializer): New.
4015 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
4017 (fold_strip_sign_ops): Likewise.
4019 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
4020 Brooks Moses <brooks.moses@codesourcery.com>
4021 Lee Millward <lee.millward@codesourcery.com>
4023 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
4024 accessors and dump arguments explicitly.
4026 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
4028 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
4030 (print_call_name): Use new CALL_EXPR accessors.
4032 * print-tree.c (print_node): Add case tcc_vl_exp. Print
4033 CALL_EXPR arguments explicitly instead of as a list. Use
4034 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4036 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
4037 (vrp_visit_stmt): Likewise.
4039 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
4040 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
4042 (force_move_till_expr): Likewise.
4044 * targhooks.c (default_external_stack_protect_fail): Use
4045 build_call_expr instead of build_function_call_expr.
4046 (default_hidden_stack_protect_fail): Likewise.
4048 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
4051 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
4052 and walk arguments explicitly.
4054 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
4055 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4056 (expand_simple_operations): Likewise.
4057 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
4059 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
4060 of TREE_CODE_LENGTH.
4061 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
4063 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
4064 instead of TREE_CODE_LENGTH.
4066 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
4067 (tree_ic_transform): Likewise.
4068 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
4069 parameter instead of arglist. Fix callers.
4070 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
4071 (tree_stringops_transform): Likewise.
4072 (tree_indirect_call_to_profile): Likewise.
4073 (tree_stringops_values_to_profile): Likewise.
4075 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
4076 (eliminate_tail_call): Likewise.
4078 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
4080 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
4081 Use TREE_OPERAND_LENGTH and generalize to handle any number of
4083 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
4085 * omp-low.c (build_omp_barrier): Use build_call_expr.
4086 (lower_rec_input_clauses): Likewise.
4087 (lower_reduction_clauses): Likewise.
4088 (expand_parallel_call): Likewise.
4089 (maybe_catch_exception): Likewise.
4090 (expand_omp_for_generic): Likewise.
4091 (expand_omp_for_static_nochunk): Likewise.
4092 (expand_omp_sections): Likewise.
4093 (lower_omp_single_simple): Likewise.
4094 (lower_omp_single_copy): Likewise.
4095 (lower_omp_master): Likewise.
4096 (lower_omp_ordered): Likewise.
4097 (lower_omp_critical): Likewise.
4099 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
4100 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
4102 * tree-gimple.c (is_gimple_call_addr): Fix doc.
4103 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
4104 TREE_CODE_LENGTH. Add tcc_vl_exp case.
4106 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
4107 and generalize to handle any number of operands.
4108 (chrec_contains_undetermined): Likewise.
4109 (tree_contains_chrecs): Likewise.
4110 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
4112 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
4114 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
4115 fold_call_expr instead of fold_builtin.
4116 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
4117 match declarations there.
4118 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
4121 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
4122 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4124 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
4125 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
4127 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
4130 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
4131 (execute_cse_sincos): Use new CALL_EXPR accessors.
4133 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
4135 * gimple-low.c (lower_function_body): Use build_call_expr.
4136 (lower_builtin_setjmp): Likewise.
4138 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
4139 (set_storage_via_libcall): Likewise.
4140 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
4141 instead of TREE_CODE_LENGTH.
4142 (expand_expr_real_1): Use new CALL_EXPR accessors.
4144 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
4145 generalize to handle any number of operands.
4146 (TB_parent_eq): Likewise.
4148 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
4149 (strip_builtin_expect): Likewise.
4151 * function.c (gimplify_parameters): Use build_call_expr.
4153 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
4154 instead of TREE_CODE_LENGTH.
4156 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
4157 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
4159 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
4162 * gimplify.c (build_stack_save_restore): Use build_call_expr.
4163 (gimplify_decl_expr): Likewise.
4164 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
4165 Use new CALL_EXPR iterators.
4166 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
4167 (gimplify_modify_expr_to_memset): Likewise.
4168 (gimplify_variable_sized_compare): Likewise.
4169 (gimplify_omp_atomic_fetch_op): Likewise.
4170 (gimplify_omp_atomic_pipeline): Likewise.
4171 (gimplify_omp_atomic_mutex): Likewise.
4172 (gimplify_function_tree): Likewise.
4174 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
4175 (call_expr_flags): Likewise.
4176 (expand_call): Likewise.
4178 * except.c (expand_builtin_eh_return_data_regno): Pass entire
4179 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
4182 * coverage.c (create_coverage): Use build_call_expr.
4184 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
4185 (temp_call_expr_obstack): New.
4186 (pool_copy_list): Delete.
4187 (temp_copy_call_expr): New.
4188 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
4189 CALL_EXPR accessors. Get rid of special goo for copying argument
4190 lists and use temp_copy_call_expr instead.
4191 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
4192 CALL_EXPR accessors.
4193 (create_expression_by_pieces): Likewise. Use build_call_array
4194 to construct the result instead of fold_build3.
4195 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
4196 dealing with argument lists.
4197 (init_pre): Remove references to expression_node_pool and
4198 list_node_pool. Init temp_call_expr_obstack instead.
4199 (fini_pre): Remove references to expression_node_pool and
4202 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
4203 and walk arguments explicitly instead of as a list.
4205 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
4206 (mx_register_decls): Likewise.
4207 (mudflap_register_call): Likewise.
4208 (mudflap_finish_file): Likewise.
4210 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
4211 (ipa_callsite_compute_param): Likewise.
4213 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
4214 accessors and constructor.
4216 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
4217 accessors and constructor.
4218 (convert_tramp_reference): Likewise.
4219 (convert_call_expr): Likewise.
4220 (finalize_nesting_tree_1): Likewise.
4222 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
4225 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
4227 * tree-inline.c (initialize_inlined_parameters): Pass entire
4228 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
4230 (estimate_num_insns_1): Use new CALL_EXPR accessors.
4231 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
4233 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
4234 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4235 (vectorizable_reduction): Likewise.
4236 (vectorizable_call): Use new CALL_EXPR iterators.
4237 (vectorizable_conversion): Use build_call_expr.
4238 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
4239 (vect_gen_widened_results_half): Use build_call_expr.
4240 (vect_setup_realignment): Likewise.
4241 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
4243 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
4244 (pass_through_call): Likewise.
4245 (compute_object_sizes): Likewise. Use fold_call_expr instead of
4248 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
4249 (tree_gen_pow2_profiler): Likewise.
4250 (tree_gen_one_value_profiler): Likewise.
4251 (tree_gen_ic_func_profiler): Likewise.
4252 (tree_gen_average_profiler): Likewise.
4253 (tree_gen_ior_profiler): Likewise.
4255 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
4256 (find_func_aliases): Use new CALL_EXPR accessors. Add case
4257 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4259 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
4260 of TREE_CODE_LENGTH.
4262 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
4263 of TREE_CODE_LENGTH.
4265 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
4267 (convert_to_integer): Likewise.
4269 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
4272 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
4273 Brooks Moses <brooks.moses@codesourcery.com>
4274 Lee Millward <lee.millward@codesourcery.com>
4276 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
4278 * config/frv/frv.c (frv_expand_builtin): Likewise.
4279 * config/s390/s390.c (s390_expand_builtin): Likewise.
4281 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
4282 (sparc_expand_builtin): Use new CALL_EXPR accessors.
4284 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
4285 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
4286 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
4287 (ix86_expand_store_builtin): Likewise.
4288 (ix86_expand_unop_builtin): Likewise.
4289 (ix86_expand_unop1_builtin): Likewise.
4290 (ix86_expand_sse_compare): Likewise.
4291 (ix86_expand_sse_comi): Likewise.
4292 (ix86_expand_vec_init_builtin): Likewise.
4293 (ix86_expand_vec_ext_builtin): Likewise.
4294 (ix86_expand_vec_set_builtin): Likewise.
4295 (ix86_expand_builtin): Use new CALL_EXPR accessors.
4297 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
4298 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
4300 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
4301 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
4302 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
4304 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
4306 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
4307 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
4308 arglist. Use new CALL_EXPR accessors. Fix callers.
4309 (altivec_expand_abs_builtin): Likewise.
4310 (rs6000_expand_binop_builtin): Likewise.
4311 (altivec_expand_predicate_builtin): Likewise.
4312 (altivec_expand_lv_builtin): Likewise.
4313 (spe_expand_stv_builtin): Likewise.
4314 (altivec_expand_stv_builtin): Likewise.
4315 (rs6000_expand_ternop_builtin): Likewise.
4316 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
4317 (altivec_expand_st_builtin): Likewise.
4318 (altivec_expand_dst_builtin): Likewise.
4319 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
4320 arglist. Use new CALL_EXPR accessors. Fix callers.
4321 (altivec_expand_vec_set_builtin): Likewise.
4322 (altivec_expand_vec_ext_builtin): Likewise.
4323 (altivec_expand_builtin): Use new CALL_EXPR accessors.
4324 (spe_expand_builtin): Likewise.
4325 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
4326 arglist. Use new CALL_EXPR accessors. Fix callers.
4327 (spe_expand_evsel_builtin): Likewise.
4328 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
4329 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
4331 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
4332 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
4333 (arm_expand_unop_builtin): Likewise.
4334 (arm_expand_builtin): Use new CALL_EXPR accessors.
4336 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
4339 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
4340 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
4341 (bfin_expand_unop_builtin): Likewise.
4342 (bfin_expand_builtin): Use new CALL_EXPR accessors.
4344 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
4345 Brooks Moses <brooks.moses@codesourcery.com>
4346 Lee Millward <lee.millward@codesourcery.com>
4348 * c-semantics.c (build_stmt): Add internal diagnostic check.
4350 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
4351 accessors. Print arguments explicitly instead of as a list.
4353 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
4355 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
4356 (c_finish_omp_flish): Likewise.
4358 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
4359 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
4360 instead of TREE_CODE_LENGTH.
4361 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
4362 (c_warn_unused_result): Likewise.
4364 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4367 * doc/invoke.texi (Warning Options): Remove
4368 -Werror-implicit-function-declaration.
4369 (Wimplicit-function-declaration): Update description.
4370 * opts.c (common_handle_option): Move handling of -Werror=* to...
4371 (enable_warning_as_error): ...here.
4372 * opts.h (enable_warning_as_error): Declare.
4373 * c-decl.c (implicit_decl_warning): Unless
4374 -Wno-implicit-function-declaration is given, emit a pedwarn if
4375 -std=c99 or emit a warning if -Wimplicit-function-declaration.
4376 * c.opt (Wimplicit-function-declaration): Replace
4377 mesg_implicit_function_declaration with
4378 warn_implicit_function_declaration.
4379 * c-opts.c (c_common_handle_option):
4380 -Werror-implicit-function-declaration is exactly equal as
4381 -Werror=implicit-function-declaration.
4382 (set_Wimplicit): Replace mesg_implicit_function_declaration with
4383 warn_implicit_function_declaration.
4384 (c_common_post_options): -Wimplict-function-declaration is enabled
4385 by default by -std=c99, otherwise is disabled by default.
4386 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
4388 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
4390 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
4391 DECL on the rhs to a DECL on the lhs for debug info purposes if the
4392 former is ignored but not the latter.
4394 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
4396 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
4397 is made and the reference doesn't use the alias set of its type,
4398 do not create the temporary using that type.
4400 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
4402 * jump.c: Remove prototypes for delete_computation and
4403 delete_prior_computation.
4405 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
4407 * jump.c (get_label_after): Delete.
4408 (get_label_before, delete_computation, delete_jump,
4409 delete_prior_computation, follow_jumps): Move...
4410 * reorg.c (delete_computation, delete_prior_computation): ... here...
4411 (get_label_before, delete_jump): ... making these static ...
4412 (follow_jumps): ... and simplifying this since it only runs after
4414 * rtl.h (get_label_after, get_label_before, delete_jump,
4415 follow_jumps): Delete prototypes.
4417 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
4419 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
4421 2007-02-15 Nick Clifton <nickc@redhat.com>
4423 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
4424 order to prevent it from being munged by the target.
4426 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
4428 * config/i386/i386.md: Remove misleading comment.
4430 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
4432 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
4433 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
4436 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
4438 * tree-sra.c (instantiate_missing_elements): Canonicalize
4440 (sra_build_assignment): New.
4441 (generate_copy_inout, generate_element_copy,
4442 generate_element_zero, generate_one_element_init): Use it.
4444 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
4446 * tree-sra.c (instantiate_missing_elements): Canonicalize
4448 (sra_build_assignment): New.
4449 (generate_copy_inout, generate_element_copy,
4450 generate_element_zero, generate_one_element_init): Use it.
4452 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
4454 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
4457 2007-02-14 Joseph Myers <joseph@codesourcery.com>
4459 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
4460 types as aggregates not scalars.
4461 * function.c (assign_stack_temp_for_type): Likewise.
4463 2007-02-14 Roger Sayle <roger@eyesopen.com>
4464 Zdenek Dvorak <dvorakz@suse.cz>
4466 * tree-dump.c (dump_switch_p_1): Require exact match of the option
4469 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
4471 * passes.c (next_pass_1): Clear the next field of the copied
4474 2007-02-14 Richard Henderson <rth@redhat.com>
4476 * tree-sra.c (early_sra): New.
4477 (decl_can_be_decomposed_p): Deny va_list if early_sra.
4478 (tree_sra_early, pass_sra_early): New.
4479 * tree-pass.h (pass_sra_early): Declare.
4480 * passes.c (init_optimization_passes): Use it.
4482 2007-02-14 Richard Guenther <rguenther@suse.de>
4484 * flags.h (issue_strict_overflow_warning): Convert to a macro.
4486 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
4488 PR tree-optimization/30771
4489 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
4491 (vect_analyze_operations): Induction phis can now be marked as
4493 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
4494 Update documentation accordingly.
4496 2007-02-14 Nick Clifton <nickc@redhat.com>
4498 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
4499 most 3 arguments are supported.
4500 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
4502 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
4504 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
4505 Ensure dst->current is valid.
4507 2007-02-13 Paul Brook <paul@codesourcery.com>
4509 * config.gcc: Add arm*-*-uclinux-*eabi.
4510 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
4511 (SUBTARGET_EXTRA_LINK_SPEC): Define.
4512 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
4513 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
4514 (LINK_SPEC): Define.
4516 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
4518 * config/arm/uclinux-eabi.h: New file.
4519 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
4520 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
4523 2007-02-13 Ian Lance Taylor <iant@google.com>
4525 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
4526 * flags.h (warn_strict_overflow): Declare.
4527 (enum warn_strict_overflow_code): Define.
4528 (issue_strict_overflow_warning): New static inline function.
4529 * opts.c (warn_strict_overflow): New variable.
4530 (common_handle_option): Handle OPT_Wstrict_overflow and
4531 OPT_Wstrict_overflow_.
4532 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
4534 * fold-const.c: Include intl.h.
4535 (fold_deferring_overflow_warnings): New static variable.
4536 (fold_deferred_overflow_warning): New static variable.
4537 (fold_deferred_overflow_code): New static variable.
4538 (fold_defer_overflow_warnings): New function.
4539 (fold_undefer_overflow_warnings): New function.
4540 (fold_undefer_and_ignore_overflow_warnings): New function.
4541 (fold_deferring_overflow_warnings_p): New function.
4542 (fold_overflow_warning): New static function.
4543 (make_range): Add strict_overflow_p parameter. Change all
4545 (extract_muldiv, extract_muldiv_1): Likewise.
4546 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
4547 tree_expr_nonnegative_p.
4548 (fold_negate_expr): Call fold_overflow_warning.
4549 (fold_range_test): Likewise.
4550 (fold_comparison): Likewise.
4551 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
4552 instead of tree_expr_nonnegative_p.
4553 (tree_expr_nonnegative_warnv_p): Rename from
4554 tree_expr_nonnegative_p, add strict_overflow_p parameter.
4555 (tree_expr_nonnegative_p): New function.
4556 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
4557 strict_overflow_p parameter.
4558 (tree_expr_nonzero_p): New function.
4559 * passes.c (verify_interpass_invariants): New static function.
4560 (execute_one_pass): Call it.
4561 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
4563 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
4564 (estimate_numbers_of_iterations): Likewise.
4565 (scev_probably_wraps_p): Likewise.
4566 * tree-ssa-ccp.c: Include "toplev.h".
4567 (evaluate_stmt): Defer fold overflow warnings until we know we are
4569 (struct fold_stmt_r_data): Add stmt field.
4570 (fold_stmt_r): Defer fold overflow warnings until we know we
4572 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
4573 (fold_stmt_inplace): Likewise.
4574 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
4575 (cleanup_control_expr_graph): Defer fold overflow warnings until
4576 we know we are going to optimize.
4577 * tree-cfg.c (fold_cond_expr_cond): Likewise.
4578 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
4580 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
4581 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
4582 * tree-ssa-loop-manip.c (create_iv): Likewise.
4583 * c-typeck.c (build_conditional_expr): Likewise.
4584 (build_binary_op): Likewise.
4585 * tree-vrp.c (vrp_expr_computes_nonzero): Call
4586 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
4587 (extract_range_from_unary_expr): Likewise.
4588 * simplify-rtx.c (simplify_const_relational_operation): Warn when
4589 assuming that signed overflow does not occur.
4590 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
4591 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
4592 (fold_defer_overflow_warnings): Declare.
4593 (fold_undefer_overflow_warnings): Declare.
4594 (fold_undefer_and_ignore_overflow_warnings): Declare.
4595 (fold_deferring_overflow_warnings_p): Declare.
4596 (tree_expr_nonzero_warnv_p): Declare.
4597 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
4599 (Warning Options): Document -Wstrict-overflow.
4600 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
4601 (tree-ssa-ccp.o): Likewise.
4602 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
4603 (fold-const.o): Depend on intl.h.
4605 2007-02-13 Ian Lance Taylor <iant@google.com>
4608 * lower-subreg.c (resolve_simple_move): Decompose subregs in
4611 2007-02-13 Stuart Hastings <stuart@apple.com>
4613 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
4615 2007-02-13 Richard Henderson <rth@redhat.com>
4617 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
4618 handled_component_p before looking for the indirect_ref.
4620 2007-02-13 Richard Henderson <rth@redhat.com>
4622 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
4623 remove flags clobber.
4624 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
4625 (bswaphi_lowpart): New.
4626 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
4627 remove TARGET_BSWAP test. Delete expander of the same name.
4629 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
4630 (expand_unop): Use them.
4632 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
4634 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
4635 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
4636 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
4637 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
4638 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
4639 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
4640 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
4641 assembler dialect choice from asm templates.
4643 2007-02-12 Richard Henderson <rth@redhat.com>
4645 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
4646 (fixuns_trunc<SSEMODEF>si2): Use it.
4647 * config/i386/sse.md (vec_setv4sf_0): Export.
4648 * config/i386/i386.c (ix86_build_const_vector): Export.
4649 (ix86_split_convert_uns_si_sse): Rename from
4650 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
4651 * config/i386/i386-protos.h: Update.
4653 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4656 * c-typeck.c (c_finish_return): Improve warning message.
4658 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4660 * alias.c (find_symbolic_term): Delete unused function.
4662 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
4664 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
4665 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
4666 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
4668 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
4670 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
4671 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
4672 the function, temporarily point the debug interface to the null one.
4674 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
4676 * dwarf2out.c (round_up_to_align): New static function.
4677 (field_byte_offset): Use it to round the offset.
4679 2007-02-12 Richard Henderson <rth@redhat.com>
4681 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
4682 (inswl_const): Export.
4684 2007-02-12 Richard Henderson <rth@redhat.com>
4686 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
4687 result mode of the libcall, convert back to outmode.
4689 2007-02-12 Roger Sayle <roger@eyesopen.com>
4691 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
4692 (bswapdi2): New define_expand to implement 32-bit implementation.
4694 2007-02-12 Nick Clifton <nickc@redhat.com>
4696 * doc/invoke.texi (Overall Options): Document --help=.
4697 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
4698 (cc1_options): Pass --help= on to cc1.
4699 (display_help): Add description of --help=.
4700 (process_command): Add code to handle --help=. Allow translated
4701 --help and --target-help switches to be passed on to compiler
4703 (main): Remove unused if statement.
4704 * opts.c (columns): Remove.
4705 (LEFT_COLUMN): Define.
4706 (wrap_help): Add columns argument.
4707 (print_filtered_help): Change parameters to be an include bitmask,
4708 an exclude bitmask, an any bitmask and the column width. Move the
4709 code to display the params list here. Add code to display the
4710 status of options rather than their descriptions if the quiet flag
4712 (print_specific_help): Change parameters to be an include bitmask,
4713 an exclude bitmask and an any bitmask. Move code to look up the
4714 column width here. Decide upon the title for an options listing.
4715 (common_handle_options): Add code to handle --help=. Adapt code
4716 for --help and --target-help to use the revised form of the
4717 print_specific_help function.
4718 (print_help): Delete.
4719 (print_param_help): Delete.
4720 (print_switch): Delete.
4721 * opts.h (cl_lang_count): Add prototype.
4722 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
4723 CL_MAX_OPTION_CLASS): New defines.
4724 * optc-gen.awk: Add construction of cl_lang_count.
4725 * c.opt: Add Warning attribute to warning options and Optimization
4726 attribute to optimization options.
4727 * common.opt: Likewise.
4729 Add -fhelp and -ftarget-help as aliases for the transformed --help
4730 and --target-help options.
4731 * opt-functions.awk: Add code to handle Warning and Optimization
4734 2007-02-12 Richard Henderson <rth@redhat.com>
4736 * config/alpha/constraints.md: New file.
4737 * config/alpha/alpha.c: Include tm-constrs.h.
4738 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
4739 alpha_extra_constraint): Remove.
4740 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
4741 * config/alpha/alpha-protos.h: Update.
4742 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
4743 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
4744 (EXTRA_CONSTRAINT): Remove.
4745 * config/alpha/alpha.md: Include constraints.md.
4746 (adddi splitter): Use satisfies_constraint_*.
4747 * config/alpha/predicates.md (add_operand): Likewise.
4748 (sext_add_operand, addition_operation): Likewise.
4750 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
4752 PR tree-optimization/29145
4753 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
4754 in our handling of restrict qualified pointers.
4756 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4759 * doc/invoke.texi (Wunused-value): Update description.
4760 (Wextra): Delete item.
4761 * opts.c (set_Wextra): Don't use the value of Wextra to set the
4762 value of Wunused-value.
4763 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
4764 (c_finish_stmt_expr): Don't check extra_warnings.
4765 (emit_side_effect_warnings): The caller is responsible to check
4768 2007-02-11 Roger Sayle <roger@eyesopen.com>
4769 Matt Thomas <matt@3am-software.com>
4771 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
4773 2007-02-11 Roger Sayle <roger@eyesopen.com>
4775 * simplify-rtx.c (simplify_relational_operation_1): Optimize
4776 comparisons of POPCOUNT against zero.
4777 (simplify_const_relational_operation): Likewise.
4779 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4781 * doc/invoke.texi (Wextra): Delete outdated paragraph.
4783 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4785 * dwarf2out.c (root_type): Delete unused function.
4787 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4789 * genattrtab.c (contained_in_p): Delete unused function.
4790 (write_expr_attr_cache): Likewise.
4792 2007-02-11 Jan Hubicka <jh@suse.cz>
4794 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
4797 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
4799 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
4800 to add the REG_EQ* note.
4801 * see.c (see_merge_one_use_extension): Likewise.
4802 * local-alloc.c (update_equiv_regs): Likewise. Also don't
4803 turn REG_EQUAL notes into REG_EQUIV notes if the target
4804 register may have more than one set.
4805 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
4806 * gcse.c (try_replace_reg): Likewise.
4807 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
4808 * calls.c (fixup_tail_calls): Likewise. Abort if there is
4809 more than one REG_EQUIV note.
4810 * reload1.c (gen_reload): Use set_unique_reg_note.
4812 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
4814 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
4815 (ix86_builtin_conversion): New function.
4817 2007-02-06 Mark Mitchell <mark@codesourcery.com>
4820 * tree.h (DECL_REPLACEABLE_P): New macro.
4821 * except.c (set_nothrow_function_flags): Likewise.
4823 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
4824 Ira Rosen <irar@il.ibm.com>
4825 Dorit Nuzman <dorit@il.ibm.com>
4827 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
4828 * targhooks.c (default_builtin_vectorized_conversion): New.
4829 * targhooks.h (default_builtin_vectorized_function): New declaration.
4830 * target.h (struct vectorize): Add builtin_conversion field.
4831 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
4832 stmt_vec_info_type value.
4833 (vectorizable_conversion): New declaration.
4834 * tree-vect-analyze.c (vect_analyze_operations): Add
4835 vectorizable_conversion call.
4836 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
4837 * tree-vect-transform.c (vectorizable_conversion): New function.
4838 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
4839 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
4841 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
4842 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
4843 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
4844 or ALTIVEC_BUILTIN_VCFSX.
4846 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4849 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
4850 CONST_DOUBLE and operand 0 is a hard register.
4851 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
4852 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
4853 is a hard floating-point register.
4855 2007-02-10 Richard Henderson <rth@redhat.com>
4856 Jakub Jelinek <jakub@redhat.com>
4857 Alexandre Oliva <aoliva@redhat.com>
4859 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
4860 * builtin-types.def (BT_WORD): Make unsigned.
4861 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
4862 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
4863 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
4864 * c-decl.c (grokdeclarator): Don't error if !have_tls.
4865 * c-parser.c (c_parser_omp_threadprivate): Likewise.
4866 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
4868 * expr.c (emutls_var_address): New.
4869 (expand_expr_real_1): Expand emulated tls.
4870 (expand_expr_addr_expr_1): Likewise.
4871 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
4872 * output.h (emutls_finish): Declare.
4873 * toplev.c (compile_file): Call it.
4874 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
4875 address before wrapping in CONST.
4876 * varasm.c (emutls_htab, emutls_object_type): New.
4877 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
4878 (get_emutls_object_name, get_emutls_object_type): New.
4879 (get_emutls_init_templ_addr, emutls_decl): New.
4880 (emutls_common_1, emutls_finish): New.
4881 (assemble_variable): When emulating tls, swap decls; generate
4882 constructor for the emutls objects.
4883 (do_assemble_alias): When emulating tls, swap decl and target name.
4884 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
4886 * varpool.c (decide_is_variable_needed): Look at force_output.
4887 Recurse for emulated tls.
4888 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
4889 with decide_is_variable_needed.
4890 * emutls.c: New file.
4891 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
4892 tls_object for real tls.
4894 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
4896 PR rtl-optimization/29599
4897 * reload1.c (eliminate_regs_in_insn): Take the destination
4898 mode into account when computing the offset.
4900 2007-02-09 Stuart Hastings <stuart@apple.com>
4901 Richard Henderson <rth@redhat.com>
4903 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
4904 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
4905 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
4906 fixuns_truncdfhi2): New.
4907 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
4908 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
4909 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
4910 (floatunssidf2): Allow nonimmediate source.
4911 * gcc/config/i386/sse.md (movdi_to_sse): New.
4912 (vec_concatv2di): Drop '*'.
4913 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
4914 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
4915 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
4917 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
4918 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
4919 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
4920 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
4921 (ix86_build_signbit_mask): Fix decl of v, refactor to call
4922 ix86_build_const_vector.
4923 (x86_emit_floatuns): Rewrite.
4925 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4927 * genautomata.c (longest_path_length): Delete unused function.
4928 (struct state): Delete unused longest_path_length.
4929 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
4930 (get_free_state): Delete unused.
4932 2007-02-09 Jan Hubicka <jh@suse.cz>
4934 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
4935 * doc/invoke.texi (inline-unit-growth): Update default value.
4937 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
4938 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
4939 (rebuild_cgraph_edges): Likewise.
4940 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
4941 (dump_cgraph_node): Dump frequencies.
4942 (cgraph_clone_edge): Add frequency scales.
4943 (cgraph_clone_node): Add freuqnecy.
4944 * cgraph.h (cgraph_edge): Add freuqnecy argument.
4945 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
4946 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
4947 * tree-pass.h (TODO_rebuild_frequencies): New constant.
4948 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
4949 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
4950 (save_inline_function_body): Likewise.
4951 * ipa-inline.c: inluce rtl.h
4952 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
4953 (cgraph_edge_badness): Use frequencies.
4954 (cgraph_decide_recursive_inlining): Update clonning.
4955 (cgraph_decide_inlining_of_small_function): Dump frequency.
4956 * predict.c (estimate_bb_frequencies): Export.
4957 * predict.h (estimate_bb_frequencies): Declare.
4958 * tree-inline.c (copy_bb): Watch overflows.
4959 (expand_call_inline): Update call of cgraph_create_edge.
4960 (optimize_inline_calls): Use TODO flags to update frequnecies.
4961 * passes.h: Include predict.h
4962 (init_optimization_passes): Move profile ahead.
4963 (execute_function_todo): Handle TODO_rebuild_frequencies.
4965 2007-02-09 Roger Sayle <roger@eyesopen.com>
4967 * config/alpha/alpha.c (emit_insxl): Force the first operand of
4968 the insbl or inswl pattern into a register.
4970 2007-02-09 Roger Sayle <roger@eyesopen.com>
4972 * config/ia64/ia64.md (bswapdi2): New define_insn.
4974 2007-02-09 Richard Henderson <rth@redhat.com>
4976 * config/i386/constraints.md (Ym): New constraint.
4977 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
4978 (movdi_1_rex64): Split sse and xmm general register moves from
4979 memory move alternatives. Use conditional register constraints.
4980 (movsf_1, movdf_integer): Likewise.
4981 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
4982 (movdf_integer_rex64): New.
4983 (pushsf_rex64): Fix output constraints.
4984 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
4985 (sse2_stored): Likewise.
4986 (sse2_storeq_rex64): New.
4987 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
4988 amd and not generic.
4989 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
4990 for optimize_size. Remove SF/DFmode hack.
4992 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4994 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
4997 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
4998 Richard Sandiford <richard@codesourcery.com>
5000 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
5001 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
5002 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
5003 m68k/t-mlib to tmake_file.
5004 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
5005 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
5006 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
5007 Allow it to be cf or m68k. Set m68k_arch_family. If that
5008 variable is not empty, add t-$m68k_arch_family to tmake_file.
5009 Add t-mlibs to tmake_file.
5010 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
5011 * config/m68k/t-cf: New file.
5012 * config/m68k/t-m68k: Likewise.
5013 * config/m68k/t-mlibs: Likewise.
5014 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
5015 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
5016 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
5017 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
5018 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
5020 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
5021 (INSTALL_LIBGCC): Delete.
5022 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
5023 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
5024 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
5025 (M68K_MLIB_CPU): Define.
5026 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
5027 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
5028 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
5030 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
5031 Richard Guenther <rguenther@suse.de>
5034 * fold-const.c (fold_comparison): Handle obfuscated comparisons
5035 against INT_MIN/INT_MAX.
5036 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
5037 file if a loop is removed.
5039 2007-02-09 Joseph Myers <joseph@codesourcery.com>
5041 * calls.c (store_one_arg): Pass correct alignment to
5042 emit_push_insn for non-BLKmode values.
5043 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
5044 unaligned stack slot via a suitably aligned slot.
5046 2007-02-08 DJ Delorie <dj@redhat.com>
5048 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
5050 (legal_subregs): Use unsigned char, make const.
5051 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
5053 2007-02-08 Paul Brook <paul@codesourcery.com>
5055 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
5056 special interworking needed.
5058 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
5060 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
5061 conditional to __SSE2__.
5062 (Entries below should have been added to first ChangeLog
5063 entry for amdfam10 dated 2007-02-05)
5064 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
5066 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
5068 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
5071 2007-02-08 DJ Delorie <dj@redhat.com>
5073 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
5074 * config/m32c/m32c.c (legal_subregs): New.
5075 (m32c_illegal_subreg_p): New.
5076 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
5077 unsupported subregs of hard regs.
5079 2007-02-08 Jan Hubicka <jh@suse.cz>
5081 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
5082 the same one; always update histograms.
5084 2007-02-08 Diego Novillo <dnovillo@redhat.com>
5086 * passes.c (init_optimization_passes): Tidy comment.
5088 2007-02-08 Roger Sayle <roger@eyesopen.com>
5090 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
5091 strip zero_extend, bswap and rotates from POCOUNT's argument.
5092 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
5093 zero_extend and rotates from PARITY's argument.
5094 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
5095 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
5096 of an integer constant at compile-time.
5098 2007-02-08 Diego Novillo <dnovillo@redhat.com>
5101 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
5103 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
5106 * tree-ssa-live.c (remove_unused_locals): Do not remove
5107 TREE_ADDRESSABLE variables.
5108 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
5109 * tree-ssa-operands.c (add_virtual_operand): Remove argument
5110 FOR_CLOBBER. Update all users.
5111 If VAR has an associated alias set, add a virtual operand for
5112 it if no alias is found to conflict with the memory reference.
5114 2007-02-07 Jan Hubicka <jh@suse.cz>
5115 Robert Kidd <rkidd@crhc.uiuc.edu>
5117 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
5119 2007-02-07 Ian Lance Taylor <iant@google.com>
5121 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
5123 2007-02-07 Roger Sayle <roger@eyesopen.com>
5125 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
5126 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
5127 tablejumpdi, movsi_to_cr_one): Remove constraints from
5128 define_expand's match_operands.
5130 2007-02-07 Roger Sayle <roger@eyesopen.com>
5132 * global.c (compute_regsets): Move declatation of "i" inside of
5133 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
5135 2007-02-07 Jakub Jelinek <jakub@redhat.com>
5138 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
5139 of INDIRECT_REF <RESULT_DECL>.
5141 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
5143 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
5144 Kaz Kojima <kkojima@gcc.gnu.org>
5147 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
5149 (sh_initialize_trampoline): Add parentheses to avoid a warning.
5151 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
5153 * doc/loop.texi: Document possibility not to perform disambiguation
5154 of loops with multiple latches.
5155 * cfgloopmanip.c (alp_enum_p): Removed.
5156 (add_loop): Handle subloops. Use get_loop_body_with_size.
5157 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
5158 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
5159 the new forwarder block.
5160 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
5161 Handle the case latch is NULL.
5162 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
5163 when marking loop exits.
5164 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
5166 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
5167 disambiguate_loops_with_multiple_latches.
5168 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
5169 before fix_loop_structure.
5170 * cfgloop.c: Include pointer-set.h and output.h.
5171 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
5172 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
5173 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
5174 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
5175 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
5176 disambiguate_multiple_latches, get_loop_body_with_size,
5177 disambiguate_loops_with_multiple_latches): New functions.
5178 (flow_loop_dump): Dump multiple latch edges.
5179 (flow_loop_nodes_find): Handle loops with multiple latches.
5180 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
5181 (glb_enum_p): Modified.
5182 (get_loop_body): Use get_loop_body_with_size.
5183 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
5184 (AVOID_CFG_MODIFICATIONS): New constant.
5185 (disambiguate_loops_with_multiple_latches, add_loop,
5186 get_loop_body_with_size): Declare.
5187 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
5189 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
5192 * global.c (compute_regsets): New function.
5193 (global_alloc): Refactored ELIMINABLE_REGSET
5194 and NO_GLOBAL_ALLOC_REGS computation out.
5195 (rest_of_handle_global_alloc): Call compute_regsets()
5196 for non-optimizing case.
5198 2007-02-06 Richard Henderson <rth@redhat.com>
5200 * config/i386/constraints.md (Y2): Rename from Y.
5201 (Yi): New constraint.
5202 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
5203 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
5204 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
5205 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
5206 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
5207 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
5208 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
5209 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
5210 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
5211 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
5212 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
5213 vec_extractv2si_1): Change Y constraints to Y2.
5214 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
5215 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
5216 Change Y constraints to Y2.
5217 (sse2_loadld): Change Y constraints to x.
5219 2007-02-06 Roger Sayle <roger@eyesopen.com>
5221 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
5222 (parity<mode>2): New define_expand using rs6000_emit_parity.
5223 * config/rs6000/rs6000.c (rs6000_emit_popcount,
5224 rs6000_emit_parity): New functions.
5225 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
5226 rs6000_emit_parity): Prototype here.
5228 2007-02-06 Ian Lance Taylor <iant@google.com>
5230 * lower-subreg.c (simple_move_operand): Reject CONST.
5231 (resolve_clobber): Call validate_change rather than directly
5232 assigning to XEXP (pat, 0).
5234 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
5236 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
5237 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
5238 (tree-cfg.o): Remove hashtab.h dependency.
5240 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
5241 (struct ivopts_data): Change niters to pointer_map_t.
5242 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
5243 (niter_for_exit): Create pointer_map on demand. Change for
5245 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
5246 (free_loop_data): Destroy data->niters if created and reset field.
5247 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
5248 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
5250 * tree-ssa-reassoc.c: Include pointer-set.h.
5251 (bb_rank): Change to long *.
5252 (operand_rank): Change to pointer_map_t.
5253 (find_operand_rank): Return long, -1 if not found. Declare as inline.
5254 (insert_operand_rank): Accept long.
5255 (operand_entry_hash, operand_entry_eq): Remove.
5256 (get_rank): Return long. Adjust for changes above.
5257 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
5259 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
5261 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
5262 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
5263 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
5265 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
5266 directly since it cannot be NULL.
5267 (get_vi_for_tree): Rewrite for pointer_map API.
5268 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
5269 (init_alias_vars): Create vi_for_tree as pointer_map.
5270 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
5272 * tree-cfg.c: Don't include hashtab.h.
5273 (edge_to_cases): Declare as pointer_map.
5274 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
5276 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
5277 (start_recording_case_labels): Create edge_to_cases as pointer_map.
5278 (end_recoding_case_labels): Cleanup edge_to_cases manually before
5280 (record_switch_edge): Delete.
5281 (get_cases_for_edge): Adjust for pointer_map API, inline
5282 record_switch_edge (rewritten for new API), remove goto.
5284 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
5286 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
5287 * tree-nested.c: Include pointer-set.h.
5288 (var_map_elt, var_map_eq, var_map_hash): Delete.
5289 (struct nesting_info): Remove GTY marker. Change the two htab_t's
5291 (nesting_info_bitmap_obstack): New.
5292 (lookup_field_for_decl): Adjust for pointer_map API.
5293 (lookup_tramp_for_decl): Adjust for pointer_map API.
5294 (get_nonlocal_debug_decl): Adjust for pointer_map API.
5295 (get_local_debug_decl): Adjust for pointer_map API.
5296 (convert_nl_goto_reference): Adjust for pointer_map API.
5297 (convert_nl_goto_receiver): Adjust for pointer_map API.
5298 (create_nesting_tree): Create outside GGC space. Create bitmap on
5299 the new obstack. Create field_map and var_map as pointer_maps.
5300 (free_nesting_tree): Adjust for changes to create_nesting_tree.
5302 (lower_nested_functions): Move root here, no need to NULL it.
5303 Initialize and release the obstack.
5305 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
5307 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
5308 Remove prototypes and make them non-static.
5309 (struct tree_int_map): Remove.
5310 * tree.h (struct tree_int_map): Move here, turning TO into an
5312 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
5314 * tree.h (TREE_COMPLEXITY): Remove.
5315 (struct tree_exp): Remove complexity field.
5316 * tree.c (build1_stat): Don't set it.
5318 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
5319 Victor Kaplansky <victork@il.ibm.com>
5321 * tree-vectorizer.c (vect_is_simple_use): Support induction.
5322 (vect_is_simple_reduction): Support reduction with induction as
5323 one of the operands.
5324 (vect_is_simple_iv_evolution): Fix formatting.
5325 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
5326 formatting. Don't mark induction phis for vectorization.
5327 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
5328 * tree-vect-transform.c (get_initial_def_for_induction): New function.
5329 (vect_get_vec_def_for_operand): Support induction.
5330 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
5332 (vectorizable_reduction): Support reduction with induction as one of
5334 (vectorizable_type_demotion): Use def-type of stmt argument rather
5335 than dummy def-type.
5337 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
5338 flag_tree_scev_cprop.
5339 * common.opt (tree-scev-cprop): New flag.
5341 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
5342 call to vect_get_new_vect_var.
5344 2007-02-06 Ira Rosen <irar@il.ibm.com>
5346 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
5347 vectype is not NULL.
5348 (vect_pattern_recog_1): Likewise.
5350 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5352 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
5353 (fold_negate_expr): Likewise.
5355 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
5358 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
5359 even if cv-qualification is the same.
5361 2007-02-05 Geoffrey Keating <geoffk@apple.com>
5363 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
5364 __enable_execute_stack on completion.
5366 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5368 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
5369 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
5370 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
5371 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
5372 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
5373 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
5374 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
5375 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
5377 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5379 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
5380 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
5381 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
5382 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
5383 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
5384 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
5385 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
5386 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
5387 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
5388 umuldi3_highpart_rex64, umulsi3_highpart_insn,
5389 umulsi3_highpart_zext, smuldi3_highpart_rex64,
5390 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
5391 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
5392 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
5393 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
5394 sqrtextenddfxf2_i387): Added amdfam10_decode.
5396 * config/i386/athlon.md (athlon_idirect_amdfam10,
5397 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
5398 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
5399 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
5400 athlon_ivector_store_amdfam10): New define_insn_reservation.
5401 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
5404 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5406 * config/i386/athlon.md (athlon_call_amdfam10,
5407 athlon_pop_amdfam10, athlon_lea_amdfam10): New
5408 define_insn_reservation.
5409 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
5410 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
5411 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
5413 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5415 * config/i386/athlon.md (athlon_sseld_amdfam10,
5416 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
5417 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
5419 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5421 * config/i386/athlon.md (athlon_sseins_amdfam10): New
5422 define_insn_reservation.
5423 * config/i386/i386.md (sseins): Added sseins to define_attr type
5424 and define_attr unit.
5425 * config/i386/sse.md: Set type attribute to sseins for insertq
5428 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5430 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
5431 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
5432 ssecomi_load_amdfam10, ssecomi_amdfam10,
5433 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
5434 define_insn_reservation.
5435 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
5437 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5439 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
5440 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
5441 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
5442 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
5443 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
5444 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
5445 define_insn_reservation.
5447 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
5448 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
5449 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
5450 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
5451 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
5453 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5455 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
5456 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
5457 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
5458 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
5459 athlon_ssemul_load_k8): Added amdfam10.
5461 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5463 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
5464 (x86_sse_unaligned_move_optimal): New variable.
5466 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
5468 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
5469 for unaligned vector SSE double/single precision loads for AMDFAM10.
5471 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5473 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
5474 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
5475 Define TARGET_CPU_DEFAULT_amdfam10.
5476 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
5477 (processor_type): Add PROCESSOR_AMDFAM10.
5479 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
5480 processor_type in config/i386/i386.h.
5481 Enable imul peepholes for TARGET_AMDFAM10.
5483 * config.gcc: Add support for --with-cpu option for amdfam10.
5485 * config/i386/i386.c (amdfam10_cost): New variable.
5486 (m_AMDFAM10): New macro.
5487 (m_ATHLON_K8_AMDFAM10): New macro.
5488 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
5489 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
5490 x86_promote_QImode, x86_integer_DFmode_moves,
5491 x86_partial_reg_dependency, x86_memory_mismatch_stall,
5492 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
5493 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
5494 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
5495 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
5496 Enable/disable for amdfam10.
5497 (override_options): Add amdfam10_cost to processor_target_table.
5498 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
5499 processor_alias_table.
5500 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
5501 (ix86_adjust_cost): Add code for amdfam10.
5503 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5505 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
5506 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
5507 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
5508 * config/i386/i386.h: Add builtin definition for SSE4A.
5509 * config/i386/i386.md: Add support for ABM instructions
5511 * config/i386/sse.md: Add support for SSE4A instructions
5512 (movntss, movntsd, extrq, insertq).
5513 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
5514 Add -march=amdfam10 flag.
5515 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
5516 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
5518 * doc/extend.texi: Add documentation for SSE4A builtins.
5520 2007-02-05 Bob Wilson <bob.wilson@acm.org>
5522 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
5524 2007-02-05 Richard Guenther <rguenther@suse.de>
5526 * tree-vectorizer.h (vectorizable_function): Add argument type
5527 argument, change return type.
5528 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
5529 * tree-vect-transform.c (vectorizable_function): Handle extra
5530 argument, return vectorized function decl.
5531 (build_vectorized_function_call): Remove.
5532 (vectorizable_call): Handle calls with result and argument types
5533 differing. Handle loop vectorization factor correctly.
5534 * targhooks.c (default_builtin_vectorized_function): Adjust for
5536 * targhooks.h (default_builtin_vectorized_function): Likewise.
5537 * target.h (builtin_vectorized_function): Add argument type
5539 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
5540 extra argument, allow vectorizing of lrintf.
5541 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
5542 documentation of target hook.
5544 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
5547 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
5548 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
5549 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
5551 2007-02-05 Roger Sayle <roger@eyesopen.com>
5553 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
5554 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
5555 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
5556 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
5557 before canonicalizing sincos to cexpi.
5558 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
5560 2007-02-05 Roger Sayle <roger@eyesopen.com>
5562 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
5563 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
5564 (alpha_init_builtins): Use alpha_add_builtins to process tables.
5566 2007-02-05 Roger Sayle <roger@eyesopen.com>
5568 * mips-tfile.c (initialize_init_file): Correct endianness test.
5570 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
5572 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
5575 2007-02-05 Richard Sandiford <richard@codesourcery.com>
5577 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
5578 saves in a PARALLEL before the register assignments.
5580 2007-02-05 Richard Sandiford <richard@codesourcery.com>
5582 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
5583 DWARF_FRAME_RETURN_COLUMN to be a general register.
5584 * dwarf2out.c (init_return_column_size): New function, split from...
5585 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
5586 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
5587 to be nongeneral registers.
5588 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
5590 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
5591 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
5593 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
5595 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
5597 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
5599 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
5600 (remove_path): Use can_remove_branch_p and remove_branch instead
5601 of loop_delete_branch_edge.
5602 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
5603 (tree_transform_and_unroll_loop): Remove dead branches immediately.
5604 Update profile using scale_dominated_blocks_in_loop.
5605 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
5606 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
5607 (can_remove_branch_p, remove_branch): Declare.
5608 * tree-cfg.c (tree_can_remove_branch_p): New function.
5609 (tree_cfg_hooks): Add tree_can_remove_branch_p.
5610 * cfgrtl.c (rtl_can_remove_branch_p): New function.
5611 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
5613 2007-02-05 Jan Hubicka <jh@suse.cz>
5616 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
5617 nodes in cgraph, don't remove offline copy of the function.
5619 2007-02-04 Jan Hubicka <jh@suse.cz>
5621 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
5622 vectors might cause maybe_lookup_element_for_expr to be called
5623 on non-sra-candidate.
5625 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
5627 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
5628 config/bfin/bfin.md, config/bfin/predicates.md: Follow
5629 spelling conventions.
5631 2007-02-04 Richard Guenther <rguenther@suse.de>
5634 * fold-const.c (try_move_mult_to_index): Make sure to not
5635 overflow one dimension of a multi-dimensional array access.
5637 2007-02-04 Jan Hubicka <jh@suse.cz>
5639 * passes.c (init_optimization_passes): Reindent.
5641 2007-02-04 Jan Hubicka <jh@suse.cz>
5642 Eric Botcazou <ebotcazou@adacore.com>
5644 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
5645 (execute_fixup_cfg): Break out the abnormal goto code.
5646 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
5647 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
5648 (optimize_inline_calls): Call make_nonlocal_label_edges.
5650 2007-02-04 Jan Hubicka <jh@suse.cz>
5652 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
5653 true when something was changed.
5654 (rename_ssa_copies): When something was changed, do
5655 TODO_remove_unused_locals.
5656 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
5657 add TODO_remove_unused_locals when instruction was removed.
5659 2007-02-04 Jan Hubicka <jh@suse.cz>
5661 * ipa-inline.c (try_inline): Improve debug output; work on already
5663 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
5664 call try_inline for already inlined edges too when flattening;
5665 inline also functions that make callee growth but overall unit size
5668 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
5670 * config/m32c/bitops.md, config/m32c/jump.md,
5671 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
5672 config/m32r/m32r.h, config/m32r/m32r.md,
5673 config/m32r/predicates.md, config/m68hc11/larith.asm,
5674 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
5675 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
5676 config/mips/mips-protos.h, config/mips/mips.c,
5677 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
5678 config/mn10300/mn10300.h, config/mn10300/predicates.md,
5679 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
5680 spelling conventions.
5682 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
5683 Follow spelling conventions.
5685 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
5687 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
5688 warn about C++0x compatibility.
5690 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
5692 * config/h8300/h8300.c, config/h8300/h8300.h,
5693 config/h8300/h8300.md: Follow spelling conventions.
5695 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
5698 * combine.c (try_combine): Do not substitute source operand
5699 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
5701 2007-02-03 Jan Hubicka <jh@suse.cz>
5703 PR gcov-profile/30650
5704 * value-prof.c (stringop_block_profile): Fix handling of size counter;
5705 do not divide by zero for never executed counters.
5706 (tree_find_values_to_profile): Fix counters.
5707 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
5709 2007-02-03 Ian Lance Taylor <iant@google.com>
5711 * lower-subreg.c (simple_move_operand): New static function,
5712 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
5714 (simple_move): Call simple_move_operand.
5715 (find_decomposable_subregs): Add special handling of MEMs.
5716 (can_decompose_p): Rename from cannot_decompose_p. Reverse
5717 meaning of return value. If we see a hard register, test whether
5718 it can store a word_mode value. Change all callers.
5720 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5722 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
5723 ftrapv insns and expanders.
5724 (subdi3): Change define_expand operand 1 to arith11_operand, and
5725 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
5726 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
5727 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
5731 * varasm.c (notice_global_symbol): Treat global objects as weak when
5734 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5736 * emit-rtl.c (dconstpi): Delete.
5738 (init_emit_once): Delete dconstpi and init dconstsqrt2.
5739 * real.h (dconstpi): Delete.
5741 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
5742 (fold_builtin_hypot): Likewise.
5744 2007-02-03 Tom Tromey <tromey@redhat.com>
5747 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
5748 -gcoff3, -gxcoff3, -gvms3 implies -dD.
5750 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
5752 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
5753 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
5754 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
5755 config/rs6000/cell.md, config/rs6000/darwin.h,
5756 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
5757 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
5758 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
5759 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
5760 typos. Follow spelling conventions.
5761 * doc/invoke.texi: Follow spelling conventions.
5763 2007-02-03 Roger Sayle <roger@eyesopen.com>
5765 * simplify-rtx.c (simplify_relational_operation_1): Implement some
5766 canonicalization transformations that attempt to simplify integer
5767 constant comparisons to become comparisons against zero.
5769 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5771 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
5773 * fold-const.c (fold_binary): Fix comment typos. Fold complex
5774 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
5776 2007-02-02 Mike Stump <mrs@apple.com>
5778 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
5779 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
5780 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
5781 generate a branch island.
5783 2007-02-02 Bob Wilson <bob.wilson@acm.org>
5785 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
5786 (xtensa_legitimate_address_p): New.
5787 (xtensa_legitimize_address): New.
5788 (xtensa_output_addr_const_extra): New.
5789 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
5791 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
5792 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
5793 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
5794 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
5795 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
5796 (xtensa_legitimize_address): New.
5797 (xtensa_output_addr_const_extra): New.
5799 2007-02-02 Steve Ellcey <sje@cup.hp.com>
5801 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
5803 2007-02-02 Ian Lance Taylor <iant@google.com>
5805 * expmed.c (expand_divmod): Add comment.
5807 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
5809 * emit-rtl.c (renumber_insns): Remove.
5810 * flags.h: Remove the extern for flag_renumber_insns.
5811 * rtl.h: Remove the prototype for renumber_insns.
5812 * toplev.c (flag_renumber_insns): Remove.
5814 2007-02-02 Hui-May Chang <hm.chang@apple.com>
5816 Revert for x86 darwin:
5817 2005-06-19 Uros Bizjak <uros@kss-loka.si>
5819 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
5820 code before the following patch under TARGET_MACHO.
5821 (ix86_function_value_regno_p): Likewise.
5823 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5825 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
5828 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5831 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
5832 general or fp registers. Add comments.
5833 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
5835 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
5837 * pointer-set.c (insert_aux): Only return insertion slot.
5838 (pointer_set_insert): Adjust.
5839 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
5840 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
5841 pointer_map_traverse): New.
5842 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
5843 pointer_map_create, pointer_map_destroy, pointer_map_insert,
5844 pointer_map_contains, pointer_map_traverse): Declare.
5846 2007-02-02 Jakub Jelinek <jakub@redhat.com>
5849 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
5850 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
5852 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5854 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
5856 (struct _dep): New type.
5857 (dep_t): New typedef.
5858 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
5859 (DEP_STATUS): New access macro. The macro with the same name was
5860 renamed to DEP_LINK_STATUS.
5861 (dep_init): Declare function
5863 (struct _dep_link): New type.
5864 (dep_link_t): New typedef.
5865 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
5866 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
5867 (DEP_LINK_STATUS): New macro.
5868 (debug_dep_links): New debug function.
5870 (struct _deps_list): New type.
5871 (deps_list_t): New typedef.
5872 (DEPS_LIST_FIRST): New access macro.
5873 (FOR_EACH_DEP_LINK): New cycle macro.
5874 (create_deps_list, free_deps_list, delete_deps_list): Declare
5876 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
5877 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
5878 (copy_deps_list_change_con): Ditto.
5880 (move_dep_link): Declare function.
5882 (struct _dep_node): New type.
5883 (dep_node_t): New typedef.
5884 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
5886 (struct haifa_insn_data.back_deps): New field to hold backward
5887 dependencies of the insn.
5888 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
5890 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
5891 Change its type to deps_list_t.
5892 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
5893 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
5894 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
5896 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
5898 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
5900 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
5902 (dep_cost): Declare.
5904 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
5905 (ds_to_dk, dk_to_ds): New functions.
5907 (init_dep_1): New static function.
5908 (init_dep): New function.
5909 (copy_dep): New static function.
5911 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
5913 (detach_dep_link): New static function.
5914 (move_dep_link): New function.
5916 (dep_links_consistent_p, dump_dep_links): New static functions.
5917 (debug_dep_links): New debugging function.
5919 (deps_obstack, dl_obstack, dn_obstack): New static variables.
5921 (alloc_deps_list, init_deps_list): New static functions.
5922 (create_deps_list): New function.
5923 (clear_deps_list): New static function.
5924 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
5925 (deps_list_consistent_p, dump_deps_list): New static functions.
5926 (debug_deps_list): New function.
5927 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
5929 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
5931 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
5932 use new scheduler dependencies lists.
5933 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
5934 (sched_analyze): Ditto. Initialize dependencies lists.
5935 (add_forw_dep, compute_forward_dependences): Update to use new
5936 scheduler dependencies lists.
5938 (init_dependency_caches): Init deps_obstack.
5939 (free_dependency_caches): Free deps_obstack.
5941 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
5942 new scheduler dependencies lists.
5943 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
5944 (add_back_forw_dep, delete_back_forw_dep): Ditto.
5946 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
5947 Update to use new scheduler dependencies lists.
5948 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
5949 (debug_dependencies): Ditto.
5950 (schedule_region): Update comments.
5952 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
5953 scheduler dependencies lists.
5954 (schedule_ebb): Update comments.
5956 * rtl.def (DEPS_LIST): Remove.
5958 * lists.c (unused_deps_list): Remove.
5959 (free_list): Update assertions.
5961 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
5962 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
5964 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
5965 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
5967 * haifa-sched.c (comments): Update.
5968 (insn_cost1): Remove. Inline the code into insn_cost ().
5969 (insn_cost): Update to use new scheduler dependencies lists. Move
5970 processing of the dependency cost to dep_cost ().
5971 (dep_cost): New function. Use it instead of insn_cost () when
5972 evaluating cost of the dependency. Use compatible interface to
5973 interact with the target.
5974 (priority): Update to use new scheduler dependencies lists.
5975 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
5976 with greater number of insns that depend on the insn.
5977 (schedule_insn): Update to use new scheduler dependencies lists. Add
5978 code to free backward dependencies lists. Inline and optimize code
5979 from resolve_dep () - see PR28071.
5980 (ok_for_early_queue_removal): Update to use new scheduler dependencies
5981 lists. Update call to targetm.sched.is_costly_dependence hook.
5983 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
5984 scheduler dependencies lists.
5986 (resolve_dep): Remove. Move the logic to schedule_insn ().
5987 (init_h_i_d): Initialize dependencies lists.
5989 (process_insn_depend_be_in_spec): Rename to
5990 process_insn_forw_deps_be_in_spec. Update to use new scheduler
5992 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
5993 Update to use new scheduler dependencies lists.
5994 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
5996 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
5997 new scheduler dependencies lists.
5998 (build_intra_loop_deps): Ditto.
6000 * target.h (struct _dep): Declare to use in
6001 gcc_target.sched.is_costly_dependence.
6002 (struct gcc_target.sched.adjust_cost): Fix typo.
6003 (struct gcc_target.sched.is_costly_dependence): Change signature to use
6004 single dep_t parameter instead of an equivalent triad.
6005 (struct gcc_target.sched.adjust_cost_2): Remove.
6007 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
6009 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
6011 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
6013 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
6015 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
6016 (REG_DEP_TRUE): Document.
6018 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
6019 Change signature to correspond to the targetm.sched.adjust_cost hook.
6020 Update use in TARGET_SCHED_ADJUST_COST_2.
6021 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
6022 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
6023 new scheduler dependencies lists.
6024 (ia64_gen_check): Ditto.
6026 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
6029 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
6030 signature to correspond to the targetm.sched.is_costly_dependence hook.
6031 (is_costly_group): Update to use new scheduler dependencies lists.
6033 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
6034 instead of INSN_COST () macro.
6036 2007-02-01 Ian Lance Taylor <iant@google.com>
6038 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
6040 2007-02-01 Guy Martin <gmsoft@gentoo.org>
6042 * pa.md (tp_load): Correct mfctl instruction syntax.
6044 2007-02-01 Geoffrey Keating <geoffk@apple.com>
6046 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
6047 altivec_padding_size calculation on AIX. Improve comment, add
6048 assert to verify that it's right.
6050 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
6053 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
6056 * global.c (global_alloc): Add mising initialization of
6059 2007-02-01 Roger Sayle <roger@eyesopen.com>
6061 * alias.c (init_alias_analysis): Correct whitespace.
6062 * bb-reorder.c (fix_edges_for_rarely_executed_code,
6063 partition_hot_cold_basic_blocks): Likewise.
6064 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
6065 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
6066 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
6067 fold_builtin_snprintf_chk, fold_builtin_printf,
6068 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
6069 do_mpfr_arg3, do_mpfr_sincos): Likewise.
6070 * cfgcleanup.c (cleanup_cfg): Likewise.
6071 * cfgexpand.c (tree_expand_cfg): Likewise.
6072 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
6073 * function.c (get_next_funcdef_no): Likewise.
6074 * gengtype.c (main): Likewise.
6075 * genmodes.c (main): Likewise.
6076 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
6077 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
6078 * ifcvt.c (noce_emit_move_insn): Likewise.
6079 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
6081 * stor-layout.c (get_best_mode): Likewise.
6082 * tree-ssa-loop-niter.c (get_val_for): Likewise.
6083 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
6084 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
6085 perform_var_substitution, solve_graph): Likewise.
6086 * tree-vrp.c (vrp_finalize): Likewise.
6088 2007-02-01 Ian Lance Taylor <iant@google.com>
6090 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
6091 high part of a paradoxical subreg, return a constant zero.
6093 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
6095 * toplev.c (lang_dependent_init): Call init_set_costs.
6096 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
6098 2007-02-01 Richard Guenther <rguenther@suse.de>
6101 * fold-const.c (fold_negate_expr): Allow negating a
6102 constant if overflow does not change.
6104 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6106 * doc/c-tree.texi (Expression trees): Improve markup.
6107 * doc/tm.texi (Register Classes, Addressing Modes)
6108 (Floating Point): Fix spacing after abbreviations. Fix some
6111 2007-02-01 Ben Elliston <bje@au.ibm.com>
6113 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
6114 * doc/contrib.texi: Likewise.
6115 * doc/install.texi: Likewise.
6117 2007-01-31 Richard Henderson <rth@redhat.com>
6118 Ian Lance Taylor <iant@google.com>
6120 * lower-subreg.c: New file.
6121 * rtl.def (CONCATN): Define.
6122 * passes.c (init_optimization_passes): Add pass_lower_subreg and
6124 * emit-rtl.c (update_reg_offset): New static function, broken out
6125 of gen_rtx_REG_offset.
6126 (gen_rtx_REG_offset): Call update_reg_offset.
6127 (gen_reg_rtx_offset): New function.
6128 * regclass.c: Revert patch of 2006-03-05, restoring
6130 (clear_reg_info_regno): New function.
6131 * dwarf2out.c (concatn_loc_descriptor): New static function.
6132 (loc_descriptor): Handle CONCATN.
6133 * common.opt (fsplit_wide_types): New option.
6134 * opts.c (decode_options): Set flag_split_wide_types when
6136 * timevar.def (TV_LOWER_SUBREG): Define.
6137 * rtl.h (gen_reg_rtx_offset): Declare.
6138 (reg_scan_update): Declare.
6139 * regs.h (clear_reg_info_regno): Declare.
6140 * tree-pass.h (pass_lower_subreg): Declare.
6141 (pass_lower_subreg2): Declare.
6142 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
6143 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
6145 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
6146 * Makefile.in (OBJS-common): Add lower-subreg.o.
6147 (lower-subreg.o): New target.
6149 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
6151 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
6153 2007-01-31 Anatoly Sokolov <aesok@post.ru>
6156 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
6158 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6161 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
6163 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
6165 * cfgloop.h: Include vec-prim.h.
6166 (enum li_flags): Remove LI_ONLY_OLD.
6167 (loop_iterator): Changed.
6168 (fel_next, fel_init): Iterate over loop tree.
6169 (FOR_EACH_LOOP_BREAK): New macro.
6170 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
6172 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
6173 * modulo-sched.c (sms_schedule): Ditto.
6174 * tree-vectorizer.c (vectorize_loops): Ditto.
6175 * doc/loop.texi: Update information on loop numbering and behavior of
6176 FOR_EACH_LOOP wrto new loops.
6177 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
6178 add_to_evolution_1): Test nestedness of loops instead of comparing
6180 * tree-chrec.c (chrec_fold_plus_poly_poly,
6181 chrec_fold_multiply_poly_poly, chrec_evaluate,
6182 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
6183 reset_evolution_in_loop): Ditto.
6184 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
6186 2007-01-31 Dirk Mueller <dmueller@suse.de>
6188 * c-common.c (warn_about_parentheses): Separate warning about
6189 un-parenthized sequence of comparison operators from the one
6190 which is supposed to warn about x <= y <= z.
6192 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
6194 * optabs.h (enum optab_index): Add new OTI_isinf.
6195 (isinf_optab): Define corresponding macro.
6196 * optabs.c (init_optabs): Initialize isinf_optab.
6197 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
6199 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
6200 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
6202 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
6203 expand_builtin_interclass_mathfn.
6204 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
6205 * config/i386/i386.md (UNSPEC_FXAM): New constant.
6206 (fxam<mode>2_i387): New insn pattern.
6207 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
6208 built-in functions as x87 inline asm.
6210 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
6212 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
6214 2007-01-30 Eric Christopher <echristo@apple.com>
6216 * config.gcc: Add geode.
6218 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
6220 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
6221 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
6222 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
6223 value-prof.c: Fix comment typos.
6225 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6228 * doc/invoke.texi (Wpointer-arith): Document warning.
6230 2007-01-30 Janis Johnson <janis187@us.ibm.com>
6232 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
6233 the list of discrepancies from the draft TR.
6235 2007-01-30 Dirk Mueller <dmueller@suse.de>
6238 * doc/invoke.texi (-Wreturn-type): Update description to
6241 2007-01-30 Richard Sandiford <richard@codesourcery.com>
6243 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
6245 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
6247 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
6248 to handle optabs that operate on floating point input argument and
6249 output to integer output.
6250 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
6251 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
6252 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
6253 expand_builtin_interclass_mathfn ().
6254 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
6256 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
6257 ilogbl built-in functions as x87 intrinsics.
6259 2007-01-30 Richard Guenther <rguenther@suse.de>
6262 * dwarf2out.c (reference_to_unused): Query varpool if the
6263 variable was output.
6265 2007-01-30 Richard Guenther <rguenther@suse.de>
6268 * passes.c (execute_one_pass): Reset in_gimple_form to not
6269 confuse non-unit-at-a-time mode.
6271 2007-01-29 Roger Sayle <roger@eyesopen.com>
6272 Richard Guenther <rguenther@suse.de>
6274 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
6275 avoid undefined behaviour on overflow. Use force_fit_type_double
6276 to construct the constant with the specified TREE_OVERFLOW.
6278 2007-01-29 Janis Johnson <janis187@us.ibm.com>
6280 * config/dfp-bit.c: Add parameterized support for fp exceptions.
6281 * config/dfp-bit.h: Ditto.
6283 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6285 * c-decl.c (pop_scope): Replace warnings with call to
6286 warn_for_unused_label.
6287 * c-common.h (warn_for_unused_label): Declare.
6288 * c-common.c (warn_for_unused_label): Define.
6290 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6292 * tree-optimize.c (update_inlined_to_pointers): Delete unused
6295 2007-01-29 Janis Johnson <janis187@us.ibm.com>
6297 * Makefile.in (USER_H): Remove decfloat.h.
6298 * ginclude/decfloat.h: Delete, moving contents to ...
6299 * ginclude/float.h: Add support for decimal floating point,
6300 guarded by __STDC_WANT_DEC_FP__.
6302 2007-01-29 Mike Stump <mrs@apple.com>
6304 * doc/gccint.texi (Top): Rename Loop Representation to Loop
6305 Analysis and Representation to resolve case insensitive conflict.
6306 * doc/loop.texi (Loop Analysis and Representation): Likewise.
6308 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
6310 * tree.h (struct tree_memory_tag): Add aliases member.
6311 (MTAG_ALIASES): New macro.
6312 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
6313 (add_may_alias): Remove pointer-set. Update for may_aliases being
6315 (mark_aliases_call_clobbered): Update for may_aliases being a
6317 (compute_tag_properties): Ditto.
6318 (create_partition_for): Ditto.
6319 (compute_memory_partitions): Ditto.
6320 (dump_may_aliases_for): Ditto.
6321 (is_aliased_with): Ditto.
6322 (add_may_alias_for_new_tag): Ditto.
6323 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
6324 (compute_is_aliased): New function.
6325 (compute_may_aliases): Call compute_is_aliased).
6326 (init_alias_info): Initialize alias_bitmap_obstack.
6327 (union_alias_set_into): New function.
6328 (compute_flow_sensitive_aliasing): Use union_aliases_into.
6329 (have_common_aliases_p): Rewrite to take two bitmaps and use
6331 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
6333 (finalize_ref_all_pointers): Update for add_may_alias changes.
6334 (new_type_alias): Ditto.
6335 * tree-flow-inline.h (may_aliases): Return a bitmap.
6336 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
6337 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
6338 may_aliases being a bitmap.
6339 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
6340 may_aliases now returns a bitmap.
6341 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
6343 * tree-ssa-operands.c (add_virtual_operand): Update for
6344 may_aliases being a bitmap.
6346 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
6348 PR tree-optimization/30630
6349 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
6350 variable as changed.
6352 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
6355 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
6356 expanded only once even if an error occurs.
6358 2007-01-29 Ben Elliston <bje@au.ibm.com>
6360 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
6361 (__gcov_average_profiler): Likewise.
6362 (__gcov_ior_profiler): Likewise.
6363 (__gcov_merge_ior): Likewise.
6365 2007-01-28 Jan Hubicka <jh@suse.cz>
6367 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
6368 * value-prof.c (stringop_block_profile): Likewise.
6370 2007-01-28 Jan Hubicka <jh@suse.cz>
6372 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
6373 variant handling histograms; add wrapper.
6374 (clear_storage_via_libcall): Export.
6375 (emit_block_move_hints): Break out from ...; add histograms.
6376 (emit_block_move): ... this one.
6377 (clear_storage_hints): Break out from ...; add histograms.
6378 (clear_storage): ... this one.
6379 (set_storage_via_memset): Handle histogram.
6380 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
6381 (clear_storage_hints, clear_storage_via_libcall): Declare.
6382 (set_storage_via_setmem): Update prototype.
6383 * doc/md.texi (movmem, setmem): Document new arguments.
6385 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
6387 (stringop_block_profile): New global function.
6388 (tree_stringops_values_to_profile): Profile block size and alignment.
6389 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
6391 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
6392 (stringop_block_profile): Declare.
6393 * builtins.c: Include value-prof.h.
6394 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
6395 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
6396 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
6397 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
6398 * profile.c (instrument_values): Add new counters.
6399 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
6401 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
6402 (tree_init_edge_profiler): Build new profilers.
6403 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
6404 (pass_tree_profile): Add dump.
6405 (tree_profile_hooks): Update.
6406 * Makefile.in (LIBGCOV): Add new constants.
6407 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
6408 __gcov_ior_profiler): New.
6409 * i386.md (movmem/setmem expanders): Add new optional arguments.
6411 2007-01-28 David Edelsohn <edelsohn@gnu.org>
6413 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
6415 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
6417 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
6418 (tree_unswitch_single_loop): Pass eni_size_weights to
6419 tree_num_loop_insns.
6420 * tree-ssa-loop-manip.c: Include tree-inline.h.
6421 (can_unroll_loop_p): Pass eni_size_weights to
6422 tree_num_loop_insns.
6423 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
6424 Pass eni_size_weights to estimate_num_insns.
6425 * tree.h (init_inline_once): Export.
6426 * toplev.c (backend_init): Call init_inline_once.
6427 * cgraphunit.c (cgraph_process_new_functions,
6428 cgraph_analyze_function): Pass eni_inlining_weights to
6430 * ipa-inline.c (compute_inline_parameters): Ditto.
6431 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
6432 to estimate_num_insns.
6433 (try_unroll_loop_completely): Pass eni_size_weights to
6434 tree_num_loop_insns.
6435 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
6436 ot estimate_num_insns.
6437 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
6438 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
6439 * tree-inline.c (eni_inlining_weights, eni_size_weights,
6440 eni_time_weights): New variables.
6441 (init_inline_once): Initialize them.
6442 (struct eni_data): Mew.
6443 (estimate_num_insns_1, estimate_num_insns): Use weights.
6444 * tree-inline.h (struct eni_weights_d): New.
6445 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
6446 (estimate_num_insns): Declaration changed.
6447 * cfgloop.h (tree_num_loop_insns): Declaration changed.
6448 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
6449 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
6451 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
6453 * tree-data-ref.c (conflict_fn): Assert that the number of affine
6454 relations in the conflict function is valid.
6456 2007-01-27 Ian Lance Taylor <iant@google.com>
6458 * common.opt: Add fstrict-overflow.
6459 * opts.c (decode_options): Set flag_strict_overflow if -O2.
6460 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
6461 (TYPE_OVERFLOW_UNDEFINED): Define.
6462 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
6464 * tree.h (TYPE_TRAP_SIGNED): Don't define.
6465 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
6466 (fold_negate_expr): Likewise.
6467 (make_range): Likewise.
6468 (extract_muldiv_1): Likewise.
6469 (maybe_canonicalize_comparison): Likewise.
6470 (fold_comparison): Likewise.
6471 (fold_binary): Likewise.
6472 (tree_expr_nonnegative_p): Likewise.
6473 (tree_expr_nonzero_p): Likewise.
6474 * tree-vrp.c (compare_values): Likewise.
6475 (extract_range_from_binary_expr): Likewise.
6476 (extract_range_from_unary_expr): Likewise.
6477 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
6479 (nowrap_type_p): Likewise.
6480 * tree-scalar-evolution.c (simple_iv): Likewise.
6481 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
6482 (build_range_check): Likewise.
6483 (extract_muldiv_1): Likewise.
6484 (fold_comparison): Likewise.
6485 * tree-vrp.c (vrp_int_const_binop): Likewise.
6486 (extract_range_from_unary_expr): Likewise.
6487 * convert.c (convert_to_integer): Likewise.
6488 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
6489 (fold_comparison): Likewise.
6490 (fold_binary): Likewise.
6491 * optabs.c (optab_for_tree_code): Likewise.
6492 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
6493 * simplify-rtx.c (simplify_const_relational_operation): Check
6494 flag_strict_overflow and flag_trapv.
6495 (simplify_const_relational_operation): Likewise.
6496 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
6497 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
6500 2007-01-27 Roger Sayle <roger@eyesopen.com>
6502 * tree.c (tree_fold_gcd): Delete.
6503 * tree.h (tree_fold_gcd): Remove prototype.
6504 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
6505 test whether one constant integer is a multiple of another. Instead
6506 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
6507 * fold-const.c (multiple_of_p): We've determined both TOP and
6508 BOTTOM are integer constants so we can call int_const_binop directly
6509 instead of the more generic const_binop.
6511 2007-01-27 Roger Sayle <roger@eyesopen.com>
6513 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
6514 1*X check that the constant hasn't overflowed, to preserve the
6516 (round_up): Provide an efficient implementation when rouding-up an
6517 INTEGER_CST to a power-of-two.
6519 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6521 * doc/sourcebuild.texi: Add comma for clarity.
6522 * doc/extend.texi: Fix some typos.
6523 * doc/passes.texi: Likewise.
6524 * doc/cppinternals.texi: Likewise.
6525 * doc/c-tree.texi: Likewise.
6526 * doc/tree-ssa.texi: Likewise.
6527 * doc/install.texi: Likewise.
6529 2007-01-27 Jan Hubicka <jh@suse.cz>
6531 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
6532 (pass_sra): Do not require alias information.
6533 * passes.c (init_optimization_passes): Add SRA
6535 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
6537 * tracer.c (rest_of_handle_tracer): We already cleaned
6538 up the CFG in tracer() so don't do it here again.
6539 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
6540 cleanup_cfg here, either. And don't call renumber_insns.
6542 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
6543 and BB_HEAD are in the insn stream here. Instead make sure
6544 that BB_INSN is valid on all insns. Also, do check here that
6545 there are no pending branch predictions...
6546 (rtl_verify_flow_info): ...instead of doing it here. Checks
6547 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
6550 2007-01-26 Roger Sayle <roger@eyesopen.com>
6552 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
6553 function to simplify/factorize operand order canonicalization.
6554 (ix86_fixup_binary_operands): Reorganize using the above function.
6555 (ix86_binary_operator_ok): Likewise.
6557 2007-01-27 Jakub Jelinek <jakub@redhat.com>
6559 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
6560 file scope from optimize_attrs.
6561 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
6563 (optimize_attrs): Clear insn_code_values after freeing it.
6565 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
6567 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
6568 a parts.base assignment.
6570 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
6572 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
6573 (compute_subscript_distance, initialize_data_dependence_relation,
6574 finalize_ddr_dependent, analyze_ziv_subscript,
6575 analyze_siv_subscript_cst_affine,
6576 compute_overlap_steps_for_affine_univar,
6577 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
6578 analyze_siv_subscript, analyze_miv_subscript,
6579 analyze_overlapping_iterations, subscript_dependence_tester_1,
6580 compute_self_dependence, free_dependence_relation): Work
6581 with affine_fn instead of chrecs.
6582 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
6583 common_affine_function, affine_function_base,
6584 affine_function_constant_p, affine_fn_op, affine_fn_plus,
6585 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
6586 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
6587 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
6588 (all_chrecs_equal_p): Removed.
6589 * tree-data-ref.h (affine_fn, conflict_function): New types.
6590 (struct subscript): Change type of conflicting_iterations_in_a
6591 and conflicting_iterations_in_b.
6593 2007-01-26 Steve Ellcey <sje@cup.hp.com>
6596 * config/pa/pa.h (TARGET_HPUX_11): New.
6597 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
6598 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
6600 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
6601 Richard Guenther <rguenther@suse.de>
6603 * tree-ssa-structalias.c (solve_graph): Handle case
6604 we merged the variable to another.
6606 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6608 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
6611 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
6612 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
6614 2007-01-25 DJ Delorie <dj@redhat.com>
6616 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
6617 allow changes to modes which don't fit in those registers.
6619 * reload1.c (choose_reload_regs): Check for invalid subregs before
6620 computing their locations, not after.
6622 2007-01-25 Geoffrey Keating <geoffk@apple.com>
6625 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
6626 save Altivec registers in an eh_return function.
6627 (compute_vrsave_mask): Likewise.
6628 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
6629 for saving Altivec registers.
6630 (rs6000_emit_prologue): Don't allocate stack twice in
6631 eh_return function. Correct expected value of altivec_save_offset
6632 when using save_world. Describe save of R0 to stack when using
6633 save_world. Describe stack pointer adjustment when using
6634 save_world. Remove duplicated eh_return parameter register saving.
6635 Update sp_offset variable after save_world.
6636 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
6638 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
6639 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
6642 2007-01-25 Steve Ellcey <sje@cup.hp.com>
6644 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
6646 2007-01-25 Steve Ellcey <sje@cup.hp.com>
6649 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
6650 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
6652 2007-01-25 Richard Guenther <rguenther@suse.de>
6654 * doc/invoke.texi (-Wcoverage-mismatch): Document.
6655 * common.opt (-Wcoverage-mismatch): New warning option.
6656 * coverage.c (get_coverage_counts): Ignore coverage mismatch
6657 if -Wcoverage-mismatch is given.
6659 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
6661 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
6662 (ipcp_driver): Change to static definition.
6663 Add dumping of the ifunctions.
6664 (constant_val_insert): Remove unused parameter. Support for SSA.
6665 (ipcp_propagate_const): Support for SSA.
6666 (ipcp_profile_bb_print): Print only analyzed nodes.
6667 (ipcp_replace_map_create): Remove support for Fortran constant
6669 * ipa-prop.c (ipa_method_modify_stmt,
6670 ipa_callsite_compute_param): Support for SSA.
6671 * ipa-prop.h (ipcp_driver): Remove declaration.
6672 (IS_VALID_TREE_MAP_INDEX): Add define.
6674 2007-01-24 Geoffrey Keating <geoffk@apple.com>
6676 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
6678 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6681 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
6682 constant argument to cabs and do it without checking for
6683 -funsafe-math-optimizations.
6685 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
6687 * c-common.h (RID_FIRST_CXX0X): New.
6688 (RID_LAST_CXX0X): New.
6689 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
6691 * c.opt (Wc++0x-compat): New.
6692 * doc/invoke.texi (-Wc++0x-compat): Document.
6694 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6696 * builtins.c (fold_builtin_carg): New.
6697 (fold_builtin_1): Use it.
6699 2007-01-24 Jan Hubicka <jh@suse.cz>
6701 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
6703 * ipa-inline.c (initial_insns, max_insns): Delete.
6704 (compute_max_insns): New function.
6705 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
6706 of insns as base for code growth.
6707 (cgraph_decide_inlining): Make initial_insns local; do not compute
6709 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
6710 * doc/invoke.texi (inline-unit-growth): Update docs.
6712 2007-01-24 Jakub Jelinek <jakub@redhat.com>
6714 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
6715 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
6716 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
6717 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
6718 for CPUs that have PTA_CX16 set.
6721 * gimplify.c (omp_check_private): New function.
6722 (gimplify_scan_omp_clauses): Use it for
6723 firstprivate/lastprivate/reduction.
6726 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
6727 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
6730 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
6731 If lower_lastprivate_clauses emits some statements, append them
6732 to dlist rather than body_p and to body_p append an initializer.
6733 (lower_omp_for): Adjust caller.
6735 2007-01-24 Steve Ellcey <sje@cup.hp.com>
6737 * target.h (globalize_decl_name): New.
6738 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
6739 * output.h (default_globalize_decl_name): New.
6740 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
6742 (globalize_decl): Ditto.
6743 (default_globalize_decl_name): New.
6744 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
6745 (ia64_handle_version_id_attribute): New.
6746 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
6747 (ia64_asm_output_external): Use globalize_decl_name instead
6749 * doc/extend.texi (version_id): New pragma.
6750 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
6752 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
6754 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
6755 _uleb128_t and _Unwind_SWord with _sleb128_t.
6756 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
6757 uw_frame_state_for, uw_update_context_1): Likewise.
6758 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
6759 * unwind-pe.h (read_uleb128, read_sleb128,
6760 read_encoded_value_with_base): Likewise.
6761 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
6763 2007-01-24 Richard Guenther <rguenther@suse.de>
6765 * builtins.c (expand_builtin_cexpi): Get the fndecl
6766 for cexp in the correct way.
6768 2007-01-24 Jan Hubicka <jh@suse.cz>
6770 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
6772 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
6774 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
6775 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
6776 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
6777 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
6778 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
6779 __SIZEOF_PTRDIFF_T__.
6780 * doc/cpp.texi: Documentation for the new builtin macros added.
6782 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
6784 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
6785 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
6786 instead of operands[2] to avoid access past the end of array.
6788 2007-01-24 Richard Sandiford <richard@codesourcery.com>
6790 * reload1.c (emit_reload_insns): Pass the reload register
6791 for a non-spill output reload through forget_old_reloads_1.
6793 2007-01-23 Joseph Myers <joseph@codesourcery.com>
6795 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
6796 _SOFT_DOUBLE if doubles use software floating-point.
6797 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
6798 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
6799 * config/rs6000/darwin-ldouble.c: Also compile functions for
6800 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
6801 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
6802 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
6803 commented-out long double override.
6804 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
6805 * config/rs6000/eabispe.h: Likewise.
6806 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
6807 long double for non-SPE.
6808 (rs6000_handle_option): Likewise.
6809 (invalid_e500_subreg): Disallow more subregs involding DImode,
6810 DFmode, TImode or TFmode.
6811 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
6813 (legitimate_lo_sum_address_p): Also check for TFmode for E500
6815 (rs6000_legitimize_address): Also handle TFmode for E500 double.
6816 (rs6000_legitimize_reload_address): Also handle TFmode for E500
6818 (rs6000_legitimate_address): Also check for TFmode for E500
6820 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
6821 (spe_build_register_parallel): Handle TFmode and TCmode.
6822 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
6824 (function_arg): Handle TFmode and TCmode for E500 double.
6825 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
6827 (print_operand): Handle TFmode and TImode for %y.
6828 (rs6000_generate_compare): Handle TFmode comparisons for E500
6830 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
6831 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
6832 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
6833 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
6834 TFmode for E500 double.
6835 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
6836 (floatsidf2): Enable for E500 double.
6837 (movtf_softfloat): Use rs6000_nonimmediate_operand.
6838 (extenddftf2): Change to extenddftf2_fprs.
6839 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
6840 depending on TARGET_E500_DOUBLE.
6841 (extendsftf2): Enable for E500 double.
6842 (trunctfdf2): Enable for E500 double.
6843 (trunctfsf2): Change to trunctfsf2_fprs.
6844 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
6845 depending on TARGET_E500_DOUBLE.
6846 (floatsitf2): Enable for E500 double.
6847 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
6848 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
6849 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
6850 (negtf2): Change to negtf2_internal.
6851 (negtf2): New expander.
6852 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
6853 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
6854 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
6855 (movdi_internal32): Use rs6000_nonimmediate_operand.
6856 (unnamed splitter): Likewise.
6857 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
6858 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
6859 (SPE64TF, DITI): New mode macros.
6860 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
6863 (frob_<mode>_di_2): New.
6864 (frob_tf_di_8_2): New.
6865 (frob_di_df): Change to frob_di_<mode>; allow more modes.
6867 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
6869 (frob_ti_<mode>_8_2): New.
6870 (frob_ti_tf_2): New.
6871 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
6872 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
6874 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
6875 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
6876 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
6877 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
6878 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
6879 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
6882 2007-01-23 Ian Lance Taylor <iant@google.com>
6884 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
6886 (OBJS-archive): Reformat, alphabetize.
6887 (OBJS): Change out_object_file to OBJS-md.
6889 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
6891 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
6892 JUMP_P and CALL_P predicates where applicable.
6893 * config/i386/i386.c: Ditto.
6894 * config/i386/i386.md: Ditto.
6895 * config/i386/mmx.md: Ditto.
6896 * config/i386/predicates.md: Ditto.
6898 2007-01-22 Andreas Schwab <schwab@suse.de>
6900 * config/m68k/m68k.h: Fix comment.
6902 2007-01-22 Jan Hubicka <jh@suse.cz>
6904 * passes.c (init_optimization_passes): Do not rerun
6905 pass_early_warn_uninitialized.
6907 2007-01-22 Richard Guenther <rguenther@suse.de>
6909 PR tree-optimization/30038
6910 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
6912 (execute_cse_sincos_1): Likewise.
6913 (execute_cse_sincos): Likewise.
6914 (gate_cse_sincos): Likewise.
6915 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
6916 the cexpi() canonicalization of sincos().
6917 * tree-pass.h (pass_cse_sincos): Declare.
6918 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
6920 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
6922 PR rtl-optimization/29329
6923 * combine.c (replaced_rhs_insn): Rename to i2mod.
6924 (replaced_rhs_value): Rename to i2mod_new_rhs.
6925 (i2mod_old_rhs): New global variable.
6926 (combine_instructions): Adjust for above change. Save a copy of
6927 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
6928 note are substituted in the second instruction.
6929 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
6930 ditch the note if it pertains to the second eliminated register
6931 and this register is mentioned in i2mod_old_rhs.
6934 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
6936 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
6937 the insn to which the note was originally attached.
6939 2007-01-21 Jan Hubicka <jh@suse.cz>
6941 * ipa-inline.c (inlining_mode): Comment, move up.
6942 (cgraph_decide_inlining_incrementally): Do not perform inlining
6943 itself; fix handling of flattening of self recursive functions.
6944 (cgraph_find_cycles): Remove.
6945 (cgraph_flatten_node): Remove.
6946 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
6947 (try_inline): New function.
6948 (cgraph_early_inlining): Update call of
6949 cgraph_decide_inlining_incrementally. Apply inlining here.
6950 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
6952 2007-01-21 Dirk Mueller <dmueller@suse.de>
6955 * tree-vrp.c (check_array_bounds): do not warn
6956 about ADDR_EXPR's of ARRAY_REF's which are immediately
6957 used in binary expressions.
6959 2007-01-21 Ira Rosen <irar@il.ibm.com>
6961 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
6962 read_write_dep and macros for its access.
6963 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
6964 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
6965 argument, call vect_check_interleaving for every independent pair of
6966 data-refs. Mark loads that access the same memory location as a store
6968 (vect_check_dependences): Remove.
6969 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
6970 call, fix the call to vect_analyze_data_ref_dependence.
6971 (vect_analyze_data_ref_access): For statements that access the same
6972 data-ref, check that they are not stores; for loads, check that there
6973 is no store that access the same location.
6975 2007-01-20 Roger Sayle <roger@eyesopen.com>
6976 Joseph Myers <joseph@codesourcery.com>
6978 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
6979 (-fdump-rtl-stack): Likewise.
6980 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
6981 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
6982 (-mpt-fixed): Use @minus{} for minus sign.
6983 (Using Precompiled Headers): Fix under/overfull hbox.
6985 2007-01-20 Jan Hubicka <jh@suse.cz>
6987 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
6988 place within annotation.
6990 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6992 * pa.c (output_move_double): Change array size of xoperands to 4.
6994 2007-01-20 Jan Hubicka <jh@suse.cz>
6996 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
6999 2007-01-19 Ian Lance Taylor <iant@google.com>
7001 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
7002 constant to unsigned HOST_WIDE_INT before negating.
7004 2007-01-19 Ian Lance Taylor <iant@google.com>
7006 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
7008 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
7009 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
7010 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
7011 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
7012 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
7013 (realloc_vdef, realloc_vuse): Change second parameter to
7015 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
7017 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
7018 unsigned. Change x and lim locals to unsigned.
7019 (realloc_vdef, realloc_vuse): Change num_elem parameter to
7021 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
7022 (copy_virtual_operands): Change i and n locals to unsigned.
7024 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7027 * builtins.c (fold_builtin_1): Handle builtin fdim.
7029 2007-01-20 Jan Hubicka <jh@suse.cz>
7031 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
7032 * tree-ssa-structalias.c (compute_points_to_sets): Do call
7033 init_alias_heapvars.
7034 (init_alias_heapvars): Initialize only when not already initialized.
7035 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
7037 2007-01-19 Roger Sayle <roger@eyesopen.com>
7039 * common.opt (fsigned-zeros): New command line option.
7040 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
7041 of flag_unsafe_math_optimizations.
7042 * opts.c (set_fast_math_flags): The -ffast-math command line option
7043 implies -fno-signed-zeros.
7044 (fast_math_flags_set_p): Likewise.
7046 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
7047 the documentation of -ffast-math appropriately. Wrap long lines.
7049 2007-01-19 Steve Ellcey <sje@cup.hp.com>
7051 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
7052 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
7054 2007-01-19 Tomas Bily <tbily@suse.cz>
7056 * cgraphunit.c (cgraph_finalize_function): Updating of pid
7058 (tree_init_ic_make_global_vars): New function
7059 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
7060 (tree_gen_ic_profiler): New function
7061 (tree_gen_ic_func_profiler): New function
7062 (tree_profiling): Added calling of tree_gen_ic_func_profiler
7063 (tree_profile_hooks): Added hook for indirec/virtual calls
7064 * value-prof.c (tree_find_values_to_profile): New case for
7066 (tree_values_to_profile): Call for determining indirect/virtual
7068 (tree_indirect_call_to_profile): New function
7069 (tree_ic_transform): New function
7070 (tree_ic): New function
7071 (find_func_by_pid): New function
7072 (init_pid_map): New function
7073 (tree_value_profile_transformations): Added check for
7074 indirect/virtual call transformation
7075 * value-prof.h (enum hist_type): New counter type for
7076 indirect/virtual calls
7077 (profile_hooks): Added new hook for profiling indirect/virtual
7079 * profile.c (instrument_values): New case for indirect/virtual
7081 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
7082 (GCOV_COUNTER_V_INDIR): New counter type
7083 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
7084 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
7086 * cgraph.c: Definition of cgraph_max_pid
7087 (cgraph_create_node): Default init of pid attribute
7088 * cgraph.h: Declaration of cgraph_max_pid
7089 (struct cgraph_node): Added pid attribute
7090 * libgcov.c (__gcov_indirect_call_profiler): New function
7091 (__gcov_one_value_profiler_body): New function
7092 (__gcov_one_value_profiler): Body was moved to
7093 __gcov_one_value_profiler_body and calls it
7095 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
7097 * doc/gty.texi (Options): Document the mark_hook option to GTY.
7098 * gengtype.c (write_types_data, write_func_for_structure,
7099 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
7100 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
7101 (walk_type, write_func_for_structure): Generate the mark_hook if
7104 2007-01-19 Jan Hubicka <jh@suse.cz>
7106 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
7107 'early' argument take inlining mode argument specifying whether to
7108 inline for size/speeed or all functions; add support for flattening;
7110 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
7112 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7115 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
7116 the name of the declared identifier.
7118 2007-01-19 Dirk Mueller <dmueller@suse.de>
7120 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
7121 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
7122 duplicate evaluation.
7124 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
7126 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
7127 Macroize expander using X87MODEF12 mode macro. Extend operand 1
7128 to XFMode, use acosxf2 and truncate result to requested mode.
7129 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
7130 (asin<mode>2): Similarly, with asin expanders.
7131 (*fscalexf4_i387): Rename from *fscalexf4.
7132 (expNcorexf3): New expander.
7133 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
7134 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
7135 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
7136 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
7137 patterns for SSE math.
7138 (exp10<mode>2): Similarly, with exp10 expanders.
7139 (exp2<mode>2): Similarly, with exp2 expanders.
7140 (expm1<mode>2): Similarly, with expm1 expanders.
7141 (ldexp<mode>3): Similarly, with ldexp expanders.
7142 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
7143 Use gen_truncxf<mode>2_i387_noop to truncate result.
7145 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7147 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
7148 for ColdFire targets.
7150 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
7151 Richard Sandiford <richard@codesourcery.com>
7153 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
7154 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
7155 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
7156 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
7157 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
7158 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
7160 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7162 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
7163 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
7164 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
7165 (*adddi_dilshr32_cf): New pattern.
7166 (adddi3, subdi3): Remove first alternatives.
7168 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7170 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
7171 implemented using move.l, do not use its cc result for floating-point
7174 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7176 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
7177 from accepting 's' constraints if flag_pic.
7179 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7181 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
7182 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
7183 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
7184 condition from TARGET_68881 to TARGET_HARD_FLOAT.
7186 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
7188 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
7189 ColdFire alternatives.
7190 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
7191 * config/m68k/m68k.md (clzsi2): Define for ColdFire
7192 architectures that support ff1 instruction.
7194 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7195 Julian Brown <julian@codesourcery.com>
7197 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
7198 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
7199 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
7202 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7204 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
7206 (output_move_const_into_data_reg, output_move_simode_const): Delete.
7207 * config/m68k/m68k.c (const_method, const_int_cost): Take a
7208 HOST_WIDE_INT instead of an rtx.
7209 (m68k_rtx_costs): Update call accordingly.
7210 (output_move_const_into_data_reg): Likewise. Fix formatting.
7211 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
7213 (output_move_simode_const): Update calls after above changes.
7214 Rework to use automatic variables and predicates like MEM_P.
7215 * config/m68k/m68k.md (pushexthisi_const): Update call to
7218 2007-01-19 Dirk Mueller <dmueller@suse.de>
7220 * tree-ssa-alias.c (perform_var_substitution): Fix typo
7223 2007-01-19 Richard Guenther <rguenther@suse.de>
7225 * builtins.c (expand_builtin_cexpi): Fall back to expanding
7226 via cexp in case sincos is not available.
7228 2007-01-19 Richard Guenther <rguenther@suse.de>
7230 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
7231 * defaults.h (TARGET_HAS_SINCOS): Default to off.
7232 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
7233 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
7234 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
7235 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
7236 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
7237 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
7239 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
7241 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
7243 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
7244 (atan2xf3): Directly generate RTL pattern.
7245 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
7246 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
7247 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
7248 disable patterns for SSE math.
7249 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
7250 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
7251 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
7252 disable patterns for SSE math.
7254 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
7256 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
7258 2007-01-18 Roger Sayle <roger@eyesopen.com>
7260 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
7261 VIEW_CONVERT_EXPR to the same type as it's operand.
7263 2007-01-18 David Edelsohn <edelsohn@gnu.org>
7265 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
7266 configured for long double 128.
7268 2007-01-18 Mike Stump <mrs@apple.com>
7270 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
7273 2007-01-18 Michael Meissner <michael.meissner@amd.com>
7275 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
7278 2007-01-18 Jan Hubicka <jh@suse.cz>
7280 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
7281 greater than NUM_VOP_FREE_BUCKETS.
7283 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
7285 * tree-ssa-structalias.c: Update comments.
7286 (ptabitmap_obstack): Removed.
7288 (oldpta_obstack): Ditto.
7289 (stats): Add a few members.
7290 (struct variable_info): Remove node, complex, address_taken, and
7291 indirect_target members. Add oldsolution member.
7292 (new_var_info): Do not initialize removed members.
7293 (constraint_expr_type): Remove INCLUDES.
7294 (constraint_graph): Add size, implicit_preds, rep,
7295 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
7296 (FIRST_REF_NODE): New macro.
7297 (LAST_REF_NODE): Ditto.
7298 (FIRST_ADDR_NODE): Ditto.
7299 (find): New function.
7301 (dump_constraint): Do not handle INCLUDES.
7302 (insert_into_complex): Do not insert duplicate constraints.
7303 (condense_varmap_nodes): Renamed and rewritten into ...
7304 (merge_node_constraints): This. Also fix bug in handling of
7305 offseted copy constraints.
7306 (clear_edges_for_node): No longer need to deal with preds at all,
7307 or removing associated preds/succs.
7308 (merge_graph_nodes): Deal with indirect_cycles.
7309 Don't deal with predecessors.
7310 (add_implicit_graph_edge): New function.
7311 (add_pred_graph_edge): Ditto.
7312 (add_graph_edge): Don't deal with predecessors.
7313 (build_constraint_graph): Removed.
7314 (build_pred_graph): New function.
7315 (build_succ_graph): Ditto.
7316 (struct scc_info): Removed in_component. Added roots, dfs, and
7317 node_mapping. Remove visited_index, unification_queue.
7318 (scc_visit): Deal with union-find we do now.
7319 Deal with cycles with REF nodes.
7320 (collapse_nodes): Renamed and rewritten to ...
7321 (unify_nodes): This.
7322 (process_unification_queue): Removed.
7323 (topo_visit): Cleanup
7324 (do_da_constraint): Use find.
7325 (do_sd_constraint): Ditto.
7326 (do_ds_constraint): Ditto.
7327 (do_complex_constraint): Ditto.
7328 (init_scc_info): Update for removed and added members.
7329 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
7330 (find_indirect_cycles): This.
7331 (equivalence_class): New variable.
7332 (label_visit): New function.
7333 (perform_variable_substitution): Rewritten.
7334 (free_var_substitution_info): New function.
7335 (find_equivalent_node): Ditto.
7336 (move_complex_constraints): Ditto.
7337 (eliminate_indirect_cycles): Ditto.
7338 (solve_graph): Only propagate changed bits.
7339 Use indirect cycle elimination.
7341 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
7342 (tree_id_eq): Renamed to ...
7343 (tree_vi_eq): This. Update for member change
7344 (insert_id_for_tree): Renamed and rewritten to ...
7345 (insert_vi_for_tree): This.
7346 (lookup_id_for_tree): Renamed and rewritten to ...
7347 (lookup_vi_for_tree): This.
7348 (get_id_for_tree): Renamed and rewritten to ...
7349 (get_vi_for_tree): Ditto.
7350 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
7351 (process_constraint): Don't handle INCLUDES.
7352 Remove special ADDRESSOF case.
7353 (find_func_aliases): Rewrite to use vi functions instead of id
7355 (create_function_info_for): Ditto.
7356 (create_variable_info_for): Ditto.
7357 (intra_create_variable_infos): Ditto.
7358 (merge_smts_into): Ditto.
7359 (find_what_p_points_to): Ditto.
7360 (init_base_vars): Ditto.
7361 (init_alias_vars): Ditto.
7362 (remove_preds_and_fake_succs): New function.
7363 (dump_sa_points_to_info): Dump new stats.
7364 (dump_solution_for_var): Use find.
7365 (set_used_smts): Fix formatting.
7366 (compute_points_to_sets): Updated for new functions.
7367 (ipa_pta_execute): Ditto.
7369 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
7370 Richard Sandiford <richard@codesourcery.com>
7372 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
7374 * calls.c (expand_call): If the return value is a PARALLEL,
7375 extract its first member.
7376 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
7377 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
7378 use FUNCTION_EXTRA_EPILOGUE.
7379 (m68k_function_value): Return a PARALLEL if the return value
7380 is of a pointer type.
7381 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
7382 (FUNCTION_EXTRA_EPILOGUE): Remove.
7383 * config/m68k/m68k.md (D0_REG): New constant.
7385 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
7387 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
7388 output a NOP for empty epilogues.
7390 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7392 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
7393 before function. Extend register save check to include all
7394 registers, not just integer ones.
7396 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
7398 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
7399 (m68k_use_return_insn): ...this.
7400 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
7401 * config/m68k/m68k.c (use_return_insn): Rename to...
7402 (m68k_use_return_insn): ...this.
7403 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
7406 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
7408 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
7409 nearest even, fix denormal rounding overflow.
7411 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7413 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
7414 f%$smove and f%$move.
7415 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
7416 (extendsfdf2_cf): Use fdmove instead of f%&move.
7417 (truncdfsf2_cf): Use fsmove instead of f%$smove.
7418 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
7420 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7422 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
7425 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7427 * real.h (real_format): Add a canonical_nan_lsbs_set field.
7428 (coldfire_single_format): Declare.
7429 (coldfire_double_format): Likewise.
7430 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
7431 of qnan_msb_set to determine the lower bits of a canonical
7433 (encode_ieee_double): Likewise.
7434 (encode_ieee_quad): Likewise.
7435 (ieee_single_format): Initialize canonical_nan_lsbs_set.
7436 (mips_single_format): Likewise.
7437 (ieee_double_format): Likewise.
7438 (mips_double_format): Likewise.
7439 (ieee_extended_motorola_format): Likewise.
7440 (ieee_extended_intel_96_format): Likewise.
7441 (ieee_extended_intel_128_format): Likewise.
7442 (ieee_extended_intel_96_round_53_format): Likewise.
7443 (ibm_extended_format): Likewise.
7444 (mips_extended_format): Likewise.
7445 (ieee_quad_format): Likewise.
7446 (mips_quad_format): Likewise.
7447 (vax_f_format): Likewise.
7448 (vax_d_format): Likewise.
7449 (vax_g_format): Likewise.
7450 (i370_single_format): Likewise.
7451 (i370_double_format): Likewise.
7452 (decimal_single_format): Likewise.
7453 (decimal_double_format): Likewise.
7454 (decimal_quad_format): Likewise.
7455 (c4x_single_format): Likewise.
7456 (c4x_extended_format): Likewise.
7457 (real_internal_format): Likewise.
7458 (coldfire_single_format): New real_format.
7459 (coldfire_double_format): Likewise.
7460 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
7461 canonical_nan_lsbs_set.
7462 (pdp11_d_format): Likewise.
7463 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
7464 if TARGET_COLDFIRE_CPU.
7466 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7468 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
7469 (output_call, m68k_legitimize_call_address): Declare.
7470 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
7471 parenthesees. Add support for a 'W' constraint.
7472 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
7473 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
7474 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
7475 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
7477 (override_options): Initialize them. Do not set flag_no_function_cse
7478 for TARGET_ID_SHARED_LIBRARY.
7479 (m68k_output_pic_call): Delete.
7480 (m68k_legitimize_call_address): New function.
7481 (print_operand): Remove the %o prefix. Handle the %p prefix.
7482 (output_call): New function.
7483 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
7484 target address from the GOT if symbolic jumps are not allowed.
7485 * config/m68k/m68k.md (call, general_operand): Do not set
7486 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
7487 Merge separate flag_pic and !flag_pic define_insns into...
7488 (*call, *call_value): ...these new patterns. Match the address
7489 rather than the containing MEM and require it to be a call_operand.
7490 Use output_call to generate the asm template.
7491 * config/m68k/predicates.md (const_call_operand): New predicate.
7492 (call_operand): Likewise.
7494 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
7496 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
7497 (STACK_GROWS_DOWNWARD): Define to 1.
7498 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
7499 comments, emphasizing that these values are only defaults.
7500 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
7501 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
7503 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7505 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
7507 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
7508 Richard Sandiford <richard@codesourcery.com>
7510 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
7511 (FP_REGNO_P): New macros.
7512 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
7513 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
7514 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
7515 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
7517 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
7519 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
7520 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
7522 * config/m68k/t-floatlib: New file, extracting common code from...
7523 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
7524 * config/m68k/t-uclinux: Here.
7525 * config/m68k/fpgnulib.c: Do not compile extendeed precision
7526 routines on ColdFire targets.
7528 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
7530 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
7531 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
7532 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
7533 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
7534 explicitly set MOTOROLA to 1.
7535 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
7537 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7538 Nathan Sidwell <nathan@codesourcery.com>
7540 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
7541 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
7542 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
7543 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
7544 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
7545 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
7546 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
7547 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
7548 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
7549 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
7550 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
7551 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
7552 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
7553 (DBX_REGISTER_NUMBER): Delete.
7554 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
7555 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
7556 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
7558 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7560 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
7561 * config/flat.h: New file.
7562 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
7564 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
7565 indirect references for -msep-data or -mid-shared-library.
7566 Do not use PC-relative code addresses either.
7567 * config/m68k/m68k.c (override_options): Restrict -fPIC error
7569 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
7570 for shared libraries and crt1.o for executables. Use crti.o and
7572 (ENDFILE_SPEC): Use crtend.o and crtn.o.
7573 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
7574 Do not add -elf2flt or -shared-lib-id options here.
7575 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
7576 Pass -shared-lib-id if -mid-shared-library, taking the library
7577 identifier from -mshared-library-id if given, otherwise
7579 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
7580 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
7581 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
7582 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
7583 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
7584 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
7586 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
7587 jump sequence for ISA A and ISA A+.
7588 (PICJUMP): Likewise.
7590 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7592 * config.gcc (m68k-*-uclinux*): Base the port on the common
7593 and m68k GNU/Linux files rather than on the generic ELF ones.
7594 * config/m68k/uclinux.h (TARGET_VERSION): Override.
7595 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
7597 2007-01-18 Julian Brown <julian@codesourcery.com>
7598 Richard Sandiford <richard@codesourcery.com>
7600 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
7601 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
7602 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
7604 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
7606 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
7608 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7610 * doc/install.texi: Document m68k-uclinuxoldabi.
7611 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
7612 * config/m68k/uclinux-oldabi.h: New file, copied from
7613 config/m68k/uclinux.h.
7615 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
7617 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
7618 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
7619 (m32r_compute_frame_size): Use unsigned for regno.
7620 (m32r_reload_lr): Use gen_frame_mem.
7622 (m32r_output_function_epilogue): Don't output the function epilogue
7624 (m32r_expand_epilogue): New.
7625 (direct_return): Return false if the function has the interrupt
7627 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
7628 * config/m32r/m32r.md (epilogue): New expander.
7629 (return_lr, return_rte): New insns.
7630 (return): Make it expander.
7631 (return_normal): New expander.
7633 2007-01-18 Josh Conner <jconner@apple.com>
7636 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
7637 support for UNLE, UNLT, UNGE, and UNGT.
7639 2007-01-18 Jan Hubicka <jh@suse.cz>
7641 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
7642 * tree-tailcall (add_virtual_phis): Likewise.
7643 (optimize_tail_call): Return TODOs.
7644 (execute_tail_calls): Return TODOs.
7645 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
7646 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
7648 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
7649 Cleanup cfg using TODO.
7650 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
7651 * passes.c (execute_function_todo): When cleanup did something, remove
7653 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
7654 (make_edges): Don't cleanup_cfg.
7656 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
7658 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
7659 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
7660 operate on the top of stack.
7661 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
7662 register handling of instructions that output to the second
7664 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
7665 (move_for_stack_reg): Special-case check for dead destination
7666 stack slot for constant load of 1.0 inside UNSPEC_TAN.
7668 * config/i386/i386.md (UNSPEC_TAN): New constant.
7669 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
7670 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
7671 to correctly model move of constant 1.0 to top stack slot.
7672 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
7673 (unnamed peephole2 pattern): Remove corresponding peephole2
7674 pattern that optimizes tan insn and loading of constant 1.0.
7675 (tanxf2): Use fptanxf4_i387.
7676 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
7677 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
7678 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
7679 disable patterns for SSE math.
7680 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
7681 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
7683 2007-01-18 Dirk Mueller <dmueller@suse.de>
7684 Richard Guenther <rguenther@suse.de>
7687 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
7688 * common.opt (Warray-bounds): Add new warning option.
7689 * c-opts.c (c_common_handle_option): Define -Warray-bounds
7691 * Makefile.in: make tree-vrp.o depend on toplev.h
7692 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
7694 (check_array_refs, check_array_bounds, check_array_ref): New.
7696 2007-01-18 Jan Hubicka <jh@suse.cz>
7698 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
7699 (execute_ssa_ccp): Return flags conditionally.
7700 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
7702 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
7704 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
7706 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
7707 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
7709 * Makefile.c (GTFILES): Add cfglayout.h.
7710 * gengtype.c (open_base_files): Likewise.
7711 * cfglayout.c (cfg_layout_function_footer,
7712 cfg_layout_function_header) Reindent to make gengtype happy.
7713 * cfglayout.h (cfg_layout_function_footer,
7714 cfg_layout_function_header): Add GTY(()) marker.
7716 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
7718 2007-01-18 Ben Elliston <bje@au.ibm.com>
7720 * genautomata.c (write_automata): Include xstrerror output in the
7721 error message if writing the DFA description file fails.
7723 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
7725 * config/mips/mips-protos.h (mips_output_external): Make it
7727 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
7728 * config/mips/mips.c (irix_output_external_libcall): Likewise.
7729 (extern_list): Likewise.
7730 (extern_head): Likewise.
7731 (TARGET_ASM_FILE_END): Likewise.
7732 (mips_file_end): Likewise.
7733 (mips_output_external): Rewritten.
7735 2007-01-18 Ben Elliston <bje@au.ibm.com>
7737 * genpreds.c (write_insn_preds_c): Only write out the function
7738 body for regclass_for_constraint if we have register constraints.
7740 2007-01-17 Tom Tromey <tromey@redhat.com>
7742 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
7743 * doc/install.texi (Testing): Use sourceware.org.
7744 (Binaries): Likewise.
7745 (Specific): Likewise.
7746 * doc/contrib.texi (Contributors): Use sourceware.org.
7748 2007-01-17 Anatoly Sokolov <aesok@post.ru>
7750 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
7751 (AVR_ENHANCED): Rename to ...
7752 (AVR_HAVE_MUL): ... new.
7753 (avr_enhanced_p): Rename to ...
7754 (avr_have_mul_p): ... new.
7755 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
7756 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
7757 * config/avr/avr.c (avr_enhanced_p): Rename to ...
7758 (avr_have_mul_p): ... new.
7759 (base_arch_s): Rename 'enhanced' to 'have_mul'.
7760 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
7761 'avr_enhanced_p' and 'enhanced'.
7762 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
7763 AVR_HAVE_MUL instead of AVR_ENHANCED.
7764 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
7765 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
7766 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
7767 instead of AVR_ENHANCED.
7768 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
7769 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
7770 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
7772 2007-01-17 Ian Lance Taylor <iant@google.com>
7774 * vec.h (VEC_reserve_exact): Define.
7775 (vec_gc_p_reserve_exact): Declare.
7776 (vec_gc_o_reserve_exact): Declare.
7777 (vec_heap_p_reserve_exact): Declare.
7778 (vec_heap_o_reserve_exact): Declare.
7779 (VEC_OP (T,A,reserve_exact)): New static inline function, three
7781 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
7783 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
7784 (VEC_OP (T,A,copy)) [all versions]: Likewise.
7785 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
7786 * vec.c (calculate_allocation): Add exact parameter. Change all
7788 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
7789 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
7790 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
7791 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
7792 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
7793 (vec_heap_p_reserve_exact): New function.
7794 (vec_heap_o_reserve_exact): New function.
7796 2007-01-17 Jan Hubicka <jh@suse.cz>
7798 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
7800 2007-01-17 Eric Christopher <echristo@apple.com>
7802 * config.gcc: Support core2 processor.
7804 2007-01-16 Jan Hubicka <jh@suse.cz>
7806 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
7807 the names, just unlink the chain so we don't crash on dangling pointers
7810 2007-01-16 Jan Hubicka <jh@suse.cz>
7812 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
7813 * tree-pass.h: Reorder to make IPA passes appear toegher.
7814 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
7815 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
7816 parameters, do not call early inliner.
7817 * ipa-inline.c: Update comments. Include tree-flow.h
7818 (cgraph_decide_inlining): Do not compute inlining parameters.
7819 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
7820 be called with function context set up.
7821 (pass_ipa_inline): Remove unreachable functions before pass.
7822 (cgraph_early_inlining): Simplify assuming to be called from the
7824 (pass_early_inline): New pass.
7825 (cgraph_gate_ipa_early_inlining): New gate.
7826 (pass_ipa_early_inline): Turn into simple wrapper.
7827 (compute_inline_parameters): New function.
7828 (gate_inline_passes): New gate.
7829 (pass_inline_parameters): New pass.
7830 (apply_inline): Move here from tree-optimize.c
7831 (pass_apply_inline): New pass.
7832 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
7834 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
7836 (tree_function_versioning): Do not allocate dummy struct function.
7837 * tree-inline.h (optimize_inline_calls): Update prototype.
7838 * tree-optimize.c (execute_fixup_cfg): Export.
7839 (pass_fixup_cfg): Remove
7840 (tree_rest_of_compilation): Do not apply inlines.
7841 * tree-flow.h (execute_fixup_cfg): Declare.
7842 * Makefile.in (gt-passes.c): New.
7843 * passes.c: Include gt-passes.h
7844 (init_optimization_passes): New passes.
7845 (nnodes, order): New static vars.
7846 (do_per_function_toporder): New function.
7847 (execute_one_pass): Dump current pass here.
7848 (execute_ipa_pass_list): Don't dump current pass here.
7850 2007-01-16 Janis Johnson <janis187@us.ibm.com>
7852 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
7853 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
7855 2007-01-16 David Edelsohn <edelsohn@gnu.org>
7857 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
7858 (strong_alias): Define.
7859 (__gcc_qmul): Provide non-FMA for soft-float.
7865 (__gcc_qunord): New.
7875 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
7876 soft-float functions.
7877 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
7878 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
7879 about long double soft float.
7881 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
7882 Tehila Meyzels <tehila@il.ibm.com>
7884 * tree-vectorizer.h (is_pattern_stmt_p): New.
7885 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
7886 formatting (tabs instead of spaces). Cleanup and clarify setting
7887 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
7888 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
7889 (vectorizable_type_demotion): Check that types are integral.
7890 (vectorizable_type_promotion): Likewise.
7891 (vectorizable_store): Fix typo. Eliminate new-line at end of
7894 2007-01-16 Jan Hubicka <jh@suse.cz>
7896 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
7899 2007-01-15 Eric Christopher <echristo@apple.com>
7901 * ifcvt.c: Include vec.h, vecprim.h.
7902 (check_cond_move_block): New argument regs.
7903 Reorganize. Add registers used to regs.
7904 (cond_move_process_if_block): Use regs set above as
7907 2007-01-15 Eric Christopher <echristo@apple.com>
7909 * config/darwin.h: Update copyright.
7910 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
7911 (LINK_COMMAND_SPEC): Add -u.
7912 (LINK_SPEC): Fix umbrella for above.
7914 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
7916 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
7919 2007-01-15 Tom Tromey <tromey@redhat.com>
7921 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
7922 * doc/install.texi (Testing): Don't mention jacks.
7923 (Configuration): Document --enable-java-maintainer-mode. Move
7924 --with-java-home to libgcj-specific section. Document
7926 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
7928 2007-01-15 Jan Hubicka <jh@suse.cz>
7930 * tree-ssa-dce.c (DCE_TODOs): New.
7931 (propagate_necessity): Return if something changed.
7932 (eliminate_unnecessary_stmts): Likewise.
7933 (perform_tree_ssa_dce): Return TODO flags when needed.
7934 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
7936 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
7938 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
7939 (fyl2x_extend<mode>xf3_i387): New insn pattern.
7940 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
7941 patterns using X87MODEF12 mode macro. Extend operand 1
7942 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
7943 (log10<mode>2): Ditto.
7944 (log2<mode>2): Ditto.
7945 (log1p<mode>2): Ditto.
7946 (logb<mode>2): Ditto.
7947 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
7948 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
7949 (*fxtractxf3_i387): Rename from *fxtractxf3.
7950 (fxtract_extend<mode>xf3_i387): New insn pattern.
7951 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
7952 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
7953 and gen_fyl2xxf3_i387().
7955 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
7957 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
7958 * cfgloopmanip.c (fix_loop_placement): Made static. Use
7959 get_loop_exit_edges. Changed return type to bool.
7960 * cfgloop.h (fix_loop_placement): Declaration removed.
7962 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
7964 * param.h (MIN_VECT_LOOP_BOUND): New.
7965 * params.def (MIN_VECT_LOOP_BOUND): New.
7966 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
7967 argument - minimum threshold for number of iterations.
7968 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
7969 argument to declaration.
7970 * tree-vect-analyze.c (vect_analyze_operations): Check value of
7971 MIN_VECT_LOOP_BOUND.
7972 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
7973 slpeel_tree_peel_loop_to_edge with additional argument.
7974 (vect_do_peeling_for_alignment): Likewise.
7975 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
7977 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
7980 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
7983 2007-01-14 Jan Hubicka <jh@suse.cz>
7985 * tree-dfa.c (remove_referenced_var): New function.
7986 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
7987 prune referenced vars list too.
7988 * tree-flow.h (remove_referenced_var): Declare.
7990 2007-01-14 Jan Hubicka <jh@suse.cz>
7992 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
7994 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
7995 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
7996 * except.h (verify_eh_throw_table_statements): Kill prototype.
7997 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
7998 into call exrepssions.
7999 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
8001 * tree-cfg.c: Include pointer-set.h.
8002 (verify_node_sharing): Work on pointer set.
8003 (verify_eh_throw_stmt_node): New.
8004 (verify_stmts): Use pointers sets, verify throw_stmt.
8006 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
8008 * ipa-reference.c (analyze_function): Consider also addresses taken
8011 2007-01-12 Roger Sayle <roger@eyesopen.com>
8013 * c-typeck.c (null_pointer_constant_p): Replace use of
8014 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
8015 (build_c_cast): Likewise.
8017 2007-01-12 Roger Sayle <roger@eyesopen.com>
8019 * tree.h (force_fit_type_double): Remove unused final argument.
8020 * c-common.c (constant_expression_warning): Replace use of
8021 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
8022 (convert_and_check): Likewise.
8023 (shorten_compare): Update call to force_fit_type_double.
8024 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
8025 * convert.c (convert_to_pointer): Update call to
8026 force_fit_type_double.
8027 * fold-const.c (force_fit_type_double): Remove overflowed_const
8029 (int_const_binop, fold_convert_const_int_from_int,
8030 fold_convert_const_int_from_real, fold_div_compare,
8031 fold_sign_changed_comparison, fold_unary, fold_negate_const,
8032 fold_abs_const, fold_not_const): Remove the final argument from
8033 calls to force_fit_type_double.
8035 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
8037 * configure.ac: Set insn to "nop" for spu-*-* also.
8038 * configure: Regenerate.
8040 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
8042 * builtins.def : Add BUILT_IN_FREE.
8044 2007-01-12 Jan Hubicka <jh@suse.cz>
8046 PR tree-optimization/30443
8047 * tree-inline.c (tree_function_versioning): Do not optimize when
8048 cloning for inlining.
8050 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
8052 * doc/loop.texi: Document recording of loop exits.
8053 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
8054 (update_single_exits_after_duplication,
8055 update_single_exit_for_duplicated_loop,
8056 update_single_exit_for_duplicated_loops): Removed.
8057 (duplicate_loop_to_header_edge): Do not call
8058 update_single_exits_after_duplication and
8059 update_single_exit_for_duplicated_loops.
8060 (loop_version): Do not update single_exit information.
8061 (fix_loop_structure): Use record_loop_exits instead of
8062 mark_single_exit_loops.
8063 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
8064 the lists of loop exits.
8065 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
8066 split_edge, merge_blocks): Update the lists of loop exits.
8067 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
8068 loop_optimizer_init.
8069 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
8070 of mark_single_exit_loops.
8071 (loop_optimizer_finalize): Call release_recorded_exits.
8072 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
8073 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
8074 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
8075 update single exit information.
8076 * lambda-code.c (perfect_nestify): Ditto.
8077 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
8078 (mark_single_exit_loops): Removed.
8079 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
8080 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
8081 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
8083 (get_loop_exit_edges, single_exit): Use recorded exit lists.
8084 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
8085 (verify_loop_structure): Verify consistency of the exit lists.
8086 (flow_loops_find): Use alloc_loop. Initialize exits hash.
8087 (set_single_exit): Removed.
8088 * cfgloop.h (struct loop_exit): New function.
8089 (struct loop): single_exit_ field replaced by exits field.
8090 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
8091 (struct loops): Added exits hash.
8092 (mark_single_exit_loops, set_single_exit): Declaration removed.
8093 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
8095 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8097 * doc/invoke.texi: Avoid use of @headitem.
8099 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8101 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
8103 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8105 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
8108 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
8109 Richard Sandiford <richard@codesourcery.com>
8111 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
8112 * config/m68k/m68k.opt: Resort options.
8113 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
8115 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
8116 Richard Sandiford <richard@codesourcery.com>
8118 * doc/invoke.texi: Document the macros that are defined by
8119 m68k's -mtune and -mhard-float options.
8120 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
8121 (m68k_cpp_cpu_family): Likewise.
8122 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
8123 of __ucfv*__ macros. Define __mcffpu__ if generating code for
8124 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
8125 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
8126 (m68k_cpp_cpu_family): Likewise.
8128 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8130 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
8131 macros besides mc68000 as tuning macros. Use a switch statement
8132 to set them and mcpu32.
8134 2007-01-12 Julian Brown <julian@codesourcery.com>
8136 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
8137 (TARGET_68040_ONLY): Rename to...
8138 (TARGET_68040): ...this.
8139 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
8140 * config/m68k/m68k.md: Likewise.
8142 2007-01-12 Julian Brown <julian@codesourcery.com>
8143 Nathan Sidwell <nathan@codesourcery.com>
8144 Richard Sandiford <richard@codesourcery.com>
8146 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
8147 the -mcpu= argument associated with the --with-cpu setting.
8148 Define M68K_DEFAULT_TUNE to the default -mtune= option,
8149 if different from the one implied by the -mcpu setting.
8150 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
8151 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
8152 * doc/invoke.texi: Mention ColdFire in the introduction to the
8153 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
8154 -mno-div and -mhard-float options. Make -m68881 a synonym for
8155 -mhard-float. Document the previously-undocumented -m5206e,
8156 -m528x, -m5307 and -m5407 options. Tweak the existing option
8157 documentation for consistency.
8158 * doc/install.texi: Mention new --with-cpu arguments.
8159 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
8160 default CPU if neither -mcpu nor -march are specified.
8161 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
8162 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
8163 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
8164 using m68k_tune to decide between families that implement the
8165 same ISA. Use m68k_tune to set __mcfv4e__.
8166 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
8167 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
8168 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
8169 (FL_ISA_C, FL_ISA_MMU): New macros.
8170 (MASK_COLDFIRE): Delete.
8171 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
8172 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
8173 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
8174 (TARGET_HARD_FLOAT): Do not define here.
8175 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
8176 (TUNE_68000): New macro.
8177 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
8178 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
8179 (TUNE_CFV2): Redefine in terms of m68k_tune.
8180 (uarch_type, target_device, fpu_type): New enums.
8181 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
8182 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
8183 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
8184 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
8185 (FL_FOR_isa_c): New macros.
8186 (m68k_isa): New enum.
8187 (m68k_target_selection): New structure.
8188 (all_devices, all_isas, all_microarchs): New tables.
8189 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
8190 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
8191 (MASK_ALL_CPU_BITS): Delete.
8192 (m68k_find_selection): New function.
8193 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
8194 Map the legacy target options to a combination of the new ones.
8195 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
8196 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
8197 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
8199 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
8200 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
8202 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
8203 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
8204 * config/m68k/m68k-devices.def: New file.
8206 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8207 Nathan Sidwell <nathan@codesourcery.com>
8209 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
8210 (SUBTARGET_EXTRA_SPECS): New macros.
8211 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
8212 use %(asm_cpu_spec) instead.
8213 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
8214 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
8215 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
8216 (EXTRA_SPECS): Rename to...
8217 (SUBTARGET_EXTRA_SPECS): ...this.
8219 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
8220 Richard Sandiford <richard@codesourcery.com>
8221 Julian Brown <julian@codesourcery.com>
8223 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
8224 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
8225 to the configuration's default CPU.
8226 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
8227 Remove default masks.
8228 (m680[012]0-*-*): Set the default with_cpu to the first part of
8230 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
8231 (m68k*-*-linux): Extend the --with-cpu handling to...
8232 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
8233 and m68010. Don't set target_cpu_default2.
8234 * doc/install.texi: Document --with-cpu for m68k.
8235 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
8236 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
8237 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
8238 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
8239 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
8240 (ASM_SPEC): Remove use of %(asm_cpu_default).
8241 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
8242 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
8243 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
8244 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
8245 __HAVE_FPU__ if TARGET_HARD_FLOAT.
8246 (TARGET_DEFAULT): Delete.
8247 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
8248 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
8249 (CPP_CPU_SPEC): Delete.
8250 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
8251 the appropriate string.
8252 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
8253 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
8254 (ASM_SPEC): Don't use %(asm_default_spec).
8255 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
8256 TARGET_DEFAULT and add MASK_68881.
8257 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
8259 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8261 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
8262 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
8263 MASK_68010 alongside MASK_68020.
8264 * doc/invoke.texi: Document -m68010.
8265 * config/m68k/m68k.opt (m68010): New.
8266 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
8268 (TUNE_68010): New macro.
8269 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
8270 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
8271 (M68K_CPU_m68332): Add MASK_68010.
8272 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
8273 fallback definition.
8274 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
8276 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
8277 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
8278 to all entries that use MASK_68020.
8279 (output_move_simode_const, output_move_himode, output_move_qimode)
8280 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
8281 instead of TARGET_68020 to select clr behavior. Remove comment
8282 about there being no TARGET_68010.
8283 * config/m68k/m68k.md: Likewise throughout.
8285 2007-01-12 Julian Brown <julian@codesourcery.com>
8287 * config/m68k/m68k.h (TARGET_ISAB): New macro.
8288 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
8289 * config/m68k/m68k.md: Likewise.
8291 2007-01-12 Julian Brown <julian@codesourcery.com>
8293 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
8294 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
8296 2007-01-12 Julian Brown <julian@codesourcery.com>
8298 * config/m68k/m68k.h (TUNE_68040_60): New macro.
8299 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
8300 * config/m68k/m68k.md: Likewise.
8302 2007-01-12 Julian Brown <julian@codesourcery.com>
8303 Richard Sandiford <richard@codesourcery.com>
8305 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
8306 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
8307 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
8309 (TARGET_CPU32): Rename to...
8310 (TUNE_CPU32): ...this.
8311 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
8312 (TUNE_CFV2): New macros.
8313 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
8314 remove conditions that are implied by TARGET_68020.
8315 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
8316 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
8317 (m68k_output_function_epilogue): Likewise.
8318 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
8319 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
8320 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
8321 non-68000 timings. Refactor multiplication and division costs.
8322 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
8323 TUNE_CPU32 instead of TARGET_CPU32.
8324 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
8325 and TUNE_68060 instead of TARGET_68060.
8326 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
8327 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
8329 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
8330 && !TARGET_COLDFIRE" to choose between moveq and clr.
8331 Likewise in the unnamed movsf pattern.
8332 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
8333 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
8336 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8338 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
8339 of tabbing before backslashes.
8341 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8343 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
8344 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
8345 (ASM_OUTPUT_INTERNAL_LABEL): Define.
8347 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
8349 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
8350 find_interesting_uses_cond.
8351 (find_interesting_uses_cond): Use extract_cond_operands.
8352 (rewrite_use_compare): Use extract_cond_operands and
8353 force_gimple_operand_bsi. Do not call update_stmt.
8354 (determine_use_iv_cost_condition): Use extract_cond_operands.
8355 Return cheaper of using original bound and changing the exit bound.
8357 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
8359 PR tree-optimization/29516
8360 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
8361 most_expensive_mult_to_index, addr_to_parts,
8362 create_mem_ref, maybe_fold_tmr): Make the type of
8363 fields of TARGET_MEM_REF sizetype.
8364 (move_fixed_address_to_symbol, move_pointer_to_base):
8366 * tree.def (TARGET_MEM_REF): Add comment on types of
8369 2007-01-11 Joseph Myers <joseph@codesourcery.com>
8371 * c-common.c (vector_types_convertible_p): Treat opaque types as
8372 always convertible if they have the same size, but not otherwise.
8374 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
8376 * ifcvt.c (struct noce_if_info): Add comments to the fields.
8377 Remove the b_unconditional field.
8378 (noce_try_sign_mask): Do not look at b_unconditional.
8379 (noce_process_if_block): Do not use merge_if_blocks. Update
8380 the CFG here. Do not set b_unconditional.
8381 (cond_move_process_if_block): Likewise.
8382 (find_cond_trap): Likewise.
8383 (check_cond_move_block): Require simple jump insns at the end
8386 2007-01-11 Jan Hubicka <jh@suse.cz>
8388 PR tree-optimization/1046
8389 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
8390 when alias info is not ready.
8391 (pass_tail_recursion): Do not require aliasing.
8392 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
8393 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
8394 * tree-ssa-copy.c (pass_copy_prop): Likewise.
8395 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
8396 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
8397 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
8398 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
8400 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
8401 When aliasing is not build, mark statement as volatile.
8403 2007-01-11 Tom Tromey <tromey@redhat.com>
8405 PR preprocessor/15185, PR preprocessor/20989:
8406 * doc/cppopts.texi <-MT>: Update description of algorithm for
8407 computing default target.
8408 <-M, -MD>: Reword "basename" text.
8410 2007-01-11 Roger Sayle <roger@eyesopen.com>
8412 * builtins.c (expand_builtin_pow, expand_builtin_powi,
8413 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
8414 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
8415 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
8416 fold_builtin_bswap, real_constp, fold_builtin_pow,
8417 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
8418 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
8419 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
8420 * convert.c (convert_to_pointer): Likewise.
8421 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
8422 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
8423 const_binop, fold_convert_const_int_from_int,
8424 fold_convert_const_int_from_real,
8425 fold_convert_const_real_from_real, sign_bit_p,
8426 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
8427 fold_sign_changed_comparison, fold_unary, fold_comparison,
8428 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
8429 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
8430 * print-tree.c (print_node_brief, print_node): Likewise.
8431 * stor-layout.c (place_field, layout_type): Likewise.
8432 * tree-chrec.c (keep_cast): Likewise.
8433 * tree.c (build_vector, build_real, build_real_from_int_cst,
8434 build_complex): Likewise.
8436 2007-01-11 Roger Sayle <roger@eyesopen.com>
8438 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
8439 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
8441 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
8443 * configure.ac (strict1_warn): Rename to strict_warn.
8444 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
8445 cc_set_by_configure, quoted_cc_set_by_configure,
8446 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
8447 all_boot_languages, all_stagestuff): Remove.
8448 (target_list): Remove bootstrap targets.
8449 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
8450 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
8451 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
8452 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
8453 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
8454 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
8455 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
8456 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
8457 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
8458 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
8459 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
8460 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
8461 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
8462 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
8463 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
8464 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
8465 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
8466 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
8467 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
8468 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
8469 (mostlyclean): Adjust.
8470 (clean, distclean): Don't mention bootstrap stuff.
8471 * configure: Regenerate.
8472 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
8473 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
8474 treelang/config-lang.in (stagestuff): Remove.
8475 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
8476 stageprofile, stagefeedback, stagestuff): Remove mention.
8478 2007-01-11 Nick Clifton <nickc@redhat.com>
8480 * config/mcore/predicates.md (mcore_general_movesrc_operand):
8482 (mcore_general_movdst_operand): Do not accept CONST_INTs.
8483 (mcore_arith_K_S_operand): Run the test for the S constraint not
8484 the test for the M constraint.
8485 (mcore_addsub_operand): Do not accept integer values that are
8486 larger than 32 bits.
8487 * config/mcore/mcore.md: Remove unused constraints from split.
8488 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
8490 (allocate_stack): Likewise.
8491 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
8492 operands to 32 bits.
8493 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
8495 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
8496 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
8497 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
8498 mcore_output_bclri, mcore_output_andn, output_inline_const,
8499 mcore_output_move, mcore_output_movedouble): Likewise.
8500 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
8501 (output_inline_const): Likewise.
8502 (output_inline_const): Fix format strings used in sprintf
8504 * config/mcore/mcore-protos.h: Update prototypes for changed
8505 functions in mcore.c.
8506 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
8507 HOST_WIDE_INT and not int.
8508 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
8509 CONST_OK_FOR_N): Likewise.
8510 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
8511 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
8514 2007-01-10 Jan Hubicka <jh@suse.cz>
8516 * tree-vrp.c (remove_range_assertions): Release defs.
8517 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
8518 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
8520 2007-01-10 Paul Brook <paul@codesourcery.com>
8522 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
8523 * config/arm/arm.md (mulsi3subsi): New insn.
8525 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
8527 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
8528 (tree_transform_and_unroll_loop): New.
8529 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
8532 2007-01-10 Robert Kennedy <jimbob@google.com>
8534 * fold-const.c (fold_comparison): Fold comparisons like (x *
8535 1000 < 0) to (x < 0).
8537 2007-01-10 Ian Lance Taylor <iant@google.com>
8539 * tree-pretty-print.c (dump_generic_node): Print parentheses when
8540 operands have the same priority.
8542 2007-01-10 Tom Tromey <tromey@redhat.com>
8544 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
8545 (fold_binary): Likewise.
8546 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
8547 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
8548 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
8549 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
8550 * langhooks.h (struct lang_hooks): Removed field
8551 'can_use_bit_fields_p'.
8553 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
8555 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
8557 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
8559 * function.c (get_last_funcdef_no): New function.
8560 * function.h (get_last_funcdef_no): Declare.
8561 * tree-inline.c (initialize_cfun): Add initialization.
8562 (tree_function_versioning): Cleanup.
8564 2007-01-10 Jan Hubicka <jh@suse.cz>
8566 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
8569 2007-01-10 Sa Liu <saliu@de.ibm.com>
8570 Ben Elliston <bje@au.ibm.com>
8572 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
8573 for SAVE_NONLOCAL and Pmode for any other save level.
8574 * spu-protos.h (spu_restore_stack_block): Declare.
8575 * spu.md (save_stack_block): Remove.
8576 (restore_stack_block): Call spu_restore_stack_block.
8577 * spu.c (spu_restore_stack_block): New function.
8578 (spu_expand_epilogue): Remove old comment.
8580 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
8582 PR tree-optimization/30322
8583 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
8584 (cand_value_at): Return the value as aff_tree.
8585 (may_eliminate_iv): Convert the bound from aff_tree to tree.
8586 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
8587 aff_combination_mult): New functions.
8588 (aff_combination_add): Use aff_combination_add_cst.
8589 (aff_combination_convert): Allow conversions to a wider type.
8590 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
8591 * tree-affine.h (aff_combination_mult): Declare.
8593 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
8595 * doc/tm.texi: Update documentation to reflect reality of exec
8596 and start file search behaviours. Update copyright year.
8597 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
8598 header file directories.
8600 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
8602 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
8603 (*cosxf2): Rename to cosxf2_i387.
8604 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
8605 using X87MODEF12 mode macro. Rename patterns to
8606 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
8608 (*cosdf2, *cossf2): Ditto.
8609 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
8610 to match extended input operands.
8611 (sincos<mode>3): New expander.
8612 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
8613 insn patterns and corresponding splitters.
8615 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
8617 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
8618 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
8620 2007-01-09 Nicolas Pitre <nico@cam.org>
8623 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
8625 2007-01-08 Geoffrey Keating <geoffk@apple.com>
8627 * target.h (struct gcc_target): New field library_rtti_comdat.
8628 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
8629 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
8630 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
8631 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
8633 2007-01-08 Geoffrey Keating <geoffk@apple.com>
8635 * doc/invoke.texi (Optimize Options): Correct description of -O0.
8637 2007-01-08 Richard Guenther <rguenther@suse.de>
8639 * tree.h (force_fit_type_double): Export.
8640 (force_fit_type): Remove.
8641 * fold-const.c (force_fit_type_double): New function.
8642 (force_fit_type): Remove.
8643 (int_const_binop): Use it.
8644 (fold_convert_const_int_from_int): Likewise.
8645 (fold_convert_const_int_from_real): Likewise.
8646 (fold_div_compare): Likewise.
8647 (fold_sign_changed_comparison): Likewise.
8648 (fold_unary): Likewise.
8649 (fold_negate_const): Likewise.
8650 (fold_abs_const): Likewise.
8651 (fold_not_const): Likewise.
8652 * c-common.c (shorten_compare): Use force_fit_type_double.
8653 * convert.c (convert_to_pointer): Likewise.
8655 2007-01-08 Richard Guenther <rguenther@suse.de>
8657 * tree.h (build_int_cst_wide_type): Export.
8658 * tree.c (build_int_cst_wide_type): New function.
8659 (build_int_cst_wide): Fix comment.
8660 * builtins.c (fold_builtin_object_size): Use build_int_cst
8661 to build -1 or 0 of the correct type. Use fit_double_type
8662 to check for overflow.
8663 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
8665 (decode_field_reference): Likewise.
8666 (all_ones_mask_p): Likewise.
8667 (native_interpret_int): Use build_int_cst_wide_type.
8668 (fold_binary): Use build_int_cst_type to build an all-ones
8670 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
8672 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
8674 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
8676 2007-01-09 Ben Elliston <bje@au.ibm.com>
8678 * genautomata.c (STATS_OPTION): New option.
8679 (stats_flag): New flag.
8680 (gen_automata_option): Handle it.
8681 (initiate_automaton_gen): Ditto.
8682 (write_automata): Output statistics only if stats_flag is
8683 set. Likewise, output time statistics only if time_flag is set.
8684 * doc/md.texi (Processor pipeline description): Document new flag.
8686 2007-01-08 Richard Guenther <rguenther@suse.de>
8688 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
8689 * tree.c (build_int_cst_type): Likewise.
8690 (size_in_bytes): Don't call force_fit_type on the result.
8691 (int_fits_type_p): Use fit_double_type.
8692 * fold-const.c (fit_double_type): New function.
8693 (force_fit_type): Use it.
8694 * tree.h (fit_double_type): Export.
8696 2007-01-08 Jan Hubicka <jh@suse.cz>
8698 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
8699 * ipa.c (function_and_variable_visibility): Fix return type.
8701 2007-01-08 Richard Guenther <rguenther@suse.de>
8703 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
8704 of offset to build the index.
8705 * tree-pretty-print.c (dump_generic_node): Don't build negated
8706 const just for printing.
8707 * c-pretty-print.c (pp_c_integer_constant): Likewise.
8708 * builtins.c (fold_builtin_int_roundingfn): Check if result
8709 fits the type by using force_fit_type and comparing the result.
8710 * predict.c (predict_loops): Use compare_tree_int for comparison.
8711 * tree.c (build_int_cst): Fall back to integer_type_node for
8713 (build_int_cst_wide): Assert type is non-null.
8715 2007-01-08 Roberto Costa <roberto.costa@st.com>
8717 * tree-vrp.c (extract_range_from_cond_expr): New.
8718 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
8719 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
8721 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
8722 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
8723 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
8724 used as expressions.
8725 * tree-object-size.c (cond_expr_object_size): New.
8726 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
8728 2007-01-08 Jan Hubicka <jh@suse.cz>
8730 * tree-ssa-forwprop.c (forward_propagate_into_cond,
8731 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
8734 2007-01-08 Richard Guenther <rguenther@suse.de>
8736 PR tree-optimization/23603
8737 * tree-vrp.c (set_value_range_to_truthvalue): New function.
8738 (extract_range_from_binary): Fall back to truthvalue instead of
8739 varying for TRUTH_*_EXPR.
8740 (extract_range_from_comparison): Fall back to truthvalue instead of
8742 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
8743 if all visited PHI values were constant.
8745 2007-01-08 Jan Hubicka <jh@suse.cz>
8747 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
8748 (cgraph_analyze_function): break out from ...
8749 (cgraph_finalize_compilation_unit): ... here.
8750 (cgraph_expand_function): Remove forgoten commented out line.
8751 (cgraph_optimize): Analyze functions.
8753 2007-01-08 Jan Hubicka <jh@suse.cz>
8755 * tree-pas.h (TODO_remove_function): New flag.
8756 (TODO_update*): Renumber.
8757 (pass_ipa_increase_alignment,
8758 pass_ipa_function_and_variable_visibility): New passes.
8759 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
8760 (cgraph_function_and_variable_visibility): Move to ipa.c
8761 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
8762 cgraph_increase_alignment.
8763 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
8764 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
8765 calling tree-inline.
8766 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
8767 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
8768 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
8769 (gate_increase_alignment): New function.
8770 (pass_ipa_increase_alignment): New pass.
8771 * ipa.c: Inline tree-pass.h and timevar.h
8772 (function_and_variable_visibility): Move here from cgraphunit.c
8773 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
8774 * passes.c (init_optimization_passes): Add the two new passes.
8775 (execute_todo): Handle cgraph_remove_functions.
8777 2007-01-08 Nick Clifton <nickc@redhat.com>
8779 * config/frv/predicates.md (reg_or_0_operand): Accept
8782 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
8784 * config/bfin/rtems.h, config/bfin/t-rtems: New.
8785 * config.gcc: Add bfin*-rtems*.
8787 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
8789 * c.opt: Add -flax-vector-conversions.
8790 * c-typeck.c (convert_for_assignment): Pass flag to
8791 vector_types_convertible_p to allow emission of note.
8792 (digest_init): Likewise.
8793 * c-opts.c: Handle -flax-vector-conversions.
8794 * c-common.c (flag_lax_vector_conversions): New.
8795 (vector_types_convertible_p): Unless -flax-vector conversions
8796 has been passed, disallow conversions between vectors with
8797 differing numbers of subparts and/or element types. If such
8798 a conversion is disallowed, possibly emit a note on the first
8799 occasion only to inform the user of -flax-vector-conversions.
8800 The new last argument specifies this.
8801 * c-common.h (flag_lax_vector_conversions): New.
8802 (vector_types_convertible_p): Add extra argument.
8803 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
8804 char_type_node for V*QI type vectors.
8805 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
8806 Update to satisfy new typechecking rules.
8807 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
8809 * doc/invoke.texi (C Dialect Options): Document
8810 -flax-vector-conversions.
8812 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
8814 PR tree-optimization/29877
8815 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
8816 a register variable on the RHS to not be replaceable.
8818 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
8819 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
8820 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
8821 const_simm15, const_pow2, const_npow2): Added.
8822 * config/score/misc.md (insv, extv, extzv, movmemsi,
8823 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
8824 * config/score/score.c (score_address_cost, score_select_cc_mode):
8826 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
8827 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
8828 Update score_print_operand.
8829 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
8830 Adjust register allocate order and update some macro define.
8831 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
8832 mdx_block_move_straight, mdx_block_move_loop_head,
8833 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
8834 mdx_block_move): Added.
8835 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
8836 mdp_limm): Updated and fix some bug and typo.
8837 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
8838 (movsf, movdf, doloop_end): Added.
8840 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
8842 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
8843 config/arm/thumb2.md: Fix comment typos.
8844 * doc/extend.texi: Fix a typo.
8846 2007-01-07 Eric Christopher <echristo@apple.com>
8848 * configure.ac: Check for __stack_chk_fail for darwin.
8849 * configure: Regenerate.
8851 2007-01-07 Richard Guenther <rguenther@suse.de>
8853 * tree-vrp.c (extract_range_from_assert): CSE calls to
8854 compare_values where possible.
8855 (extract_range_from_unary_expr): Likewise.
8857 2007-01-07 Anatoly Sokolov <aesok@post.ru>
8859 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
8860 * config/avr/avr.c (call_insn_operand): Delete function.
8861 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
8862 instead of register number. Use predicates.
8863 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
8864 call_insn_operand): Add.
8866 2007-01-06 Jan Hubicka <jh@suse.cz>
8868 * tree-pass.h (pass_build_cgraph_edges): Declare.
8869 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
8870 (visited_nodes): Remove.
8871 (cgraph_create_edges): Move to cgraphbuild.c; rename to
8872 build_cgrpah_edges; make visited_nodes local.
8873 (cgraph_process_new_functions): DO not call initialize_inline_failed.
8874 (record_references_in_initializer): Move to cgraphbuild.c
8875 (initialize_inline_failed, rebuild_cgraph_edges,
8876 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
8877 (verify_cgraph_node): Make visited_nodes local.
8878 (cgraph_analyze_function): Do not call cgraph_create_edges and
8879 initialize_inline_failed.
8880 (cgraph_expand_function): Do not call cgraph_lower_function;
8881 assert that function is already lowered.
8882 * Makefile.in (cgraphbuild.o): New.
8883 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
8884 at the end of lowering passes.
8886 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
8888 * ifcvt.c (cond_move_convert_if_block): New function, code
8889 factored out from...
8890 (cond_move_process_if_block): ...here. Call the new function
8891 on the THEN and ELSE blocks.
8892 (merge_if_block): Do not copy global_live_at_end, merge_blocks
8893 already takes care of this.
8895 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8898 * tree.h (TREE_OVERFLOW_P): New.
8899 * c-typeck.c (parser_build_unary_op): Warn only if result
8900 overflowed and operands did not.
8901 (parser_build_binary_op): Likewise.
8902 (convert_for_assignment): Remove redundant overflow_warning.
8903 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
8905 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8907 * c-typeck.c (store_init_value): Split over two lines to follow
8908 the GNU coding style.
8910 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
8912 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
8913 __GXX_EXPERIMENTAL_CXX0X__.
8914 * doc/cpp.texi: Same.
8916 2007-01-05 Richard Guenther <rguenther@suse.de>
8919 * tree.c (get_narrower): Do not construct COMPONENT_REFs
8920 with mismatched types. Instead explicitly build a
8921 conversion NOP_EXPR.
8923 2007-01-05 Ian Lance Taylor <iant@google.com>
8925 * c-common.c (decl_with_nonnull_addr_p): New function.
8926 (c_common_truthvalue_conversion): Call it.
8927 * c-typeck.c (build_binary_op): Likewise.
8928 * c-common.h (decl_with_nonnull_addr_p): Declare.
8930 2007-01-05 Jakub Jelinek <jakub@redhat.com>
8933 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
8936 2007-01-05 Joel Brobecker <brobecker@adacore.com>
8938 * doc/install.texi (Final install): Document the fact that
8939 the GNAT runtime should not be stripped.
8941 2007-01-04 Jan Hubicka <jh@suse.cz>
8943 * tree-inline.c (fold_marked_statements): Update operand caches
8944 and EH after folding
8946 2007-01-04 Ian Lance Taylor <iant@google.com>
8948 * c-common.c (check_function_nonnull): Whitespace fix.
8950 2007-01-04 Jan Hubicka <jh@suse.cz>
8952 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
8953 comitted older version of patch.
8954 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
8955 function, celanup cfg and collect garbage.
8957 2007-01-04 Mike Stump <mrs@apple.com>
8959 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
8962 2007-01-04 Eric Christopher <echristo@apple.com>
8964 * libgcc2.c (__bswapsi2): Use SItype.
8965 (__bswapdi2): Use DItype.
8966 * libgcc2.h: Update for above.
8968 2007-01-04 Paul Brook <paul@codesourcery.com>
8970 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
8971 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
8972 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
8973 umulsidi3, umulsidi3adddi, smulsi3_highpart,
8974 umulsi3_highpart): Make conditional on !arm_arch6.
8975 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
8976 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
8977 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
8978 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
8979 umulsi3_highpart_v6): New insns.
8981 2007-01-04 Roger Sayle <roger@eyesopen.com>
8983 * fold-const.c (fold_convert): When casting an expression to void,
8984 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
8985 have a type. Instead of attempting to build a NOP_EXPR, return
8986 these "special" trees directly.
8988 2007-01-04 Joseph Myers <joseph@codesourcery.com>
8990 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
8991 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
8992 rs6000_cost->fp not 0 as adjustment for outer NEG.
8994 2007-01-04 Jan Hubicka <jh@suse.cz>
8996 * cgraph.c (cgraph_release_function_body): New function.
8997 (cgraph_remove_node): Use it.
8998 * cgraph.h (cgraph_release_function_body): Declare.
8999 * cgraphunit.c (cgraph_expand_function): Use it.
9000 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
9001 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
9002 is initialized and while compilation of other function is running.
9003 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
9004 statement CFG annotations from here to ...
9005 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
9007 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
9009 * cfgloop.h (enum li_flags): Make the constants powers of two.
9011 2007-01-04 Jan Hubicka <jh@suse.cz>
9013 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
9015 (fold_marked_statements): New function.
9016 (optimize_inline_calls, tree_function_versioning): Fold new statements.
9017 * tree-inline.h (copy_body_data): Add statements_to_fold.
9019 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
9021 * config.gcc: Mention libgcc/config.host.
9022 * Makefile.in: Update comments mentioning libgcc.
9023 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
9024 (all.cross, start.encap, rest.encap, rest.cross): Update
9025 dependencies for libgcc move.
9026 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
9027 (clean-target, clean-target-libgcc): Delete.
9028 (srcdirify, GCC_EXTRA_PARTS): New macros.
9029 (libgcc-support, libgcc.mvars): New rules.
9030 (distclean): Remove mention of mklibgcc.
9031 (install): Don't reference INSTALL_LIBGCC.
9032 (install-common): Don't reference EXTRA_PARTS.
9033 (install-libgcc, install-multilib): Delete rules.
9034 * mklibgcc.in: Delete file.
9035 * doc/configfiles.texi: Don't mention mklibgcc.
9037 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
9038 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
9039 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
9040 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
9041 (mklibgcc, ldblspecs): Likewise.
9043 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
9044 (posixpre.def): Use $(T).
9045 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
9046 (SHLIB_SRC, SHLIB_INSTALL): Delete.
9047 (SHLIB_LINK): Make dummy.
9048 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
9050 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
9052 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
9053 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
9054 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
9055 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
9057 * configure.ac (all_outputs): Remove mklibgcc.
9058 * configure: Regenerated.
9060 2007-01-03 Josh Conner <jconner@apple.com>
9063 * calls.c (compute_argument_addresses): Set stack and stack_slot
9064 for partial args, too.
9065 (store_one_arg): Use locate.size.constant for the size when
9066 generating a save_area.
9068 2007-01-03 Robert Kennedy <jimbob@google.com>
9070 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
9071 whose definitions are deleted due to basic block merging.
9073 2007-01-03 Paul Brook <paul@codesourcery.com>
9076 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
9078 (use_return_insn): Return 0 for Thumb interrupt functions.
9079 (print_multi_reg): Add rfe argument for IRQ returns.
9080 (arm_output_epilogue): Pop interrupt return address directly into PC.
9081 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
9083 2007-01-03 Paul Brook <paul@codesourcery.com>
9085 Merge from sourcerygxx-4_1.
9086 * config/arm/thumb2.md: New file.
9087 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
9089 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
9090 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
9091 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
9092 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
9094 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
9095 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
9097 * config/arm/ieee754-sf.S: Ditto.
9098 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
9099 (thumb1_base_register_rtx_p): ... to this.
9100 (thumb_index_register_rtx_p): Rename...
9101 (thumb1_index_register_rtx_p): ... to this.
9102 (thumb_output_function_prologue): Rename...
9103 (thumb1_output_function_prologue): ... to this.
9104 (thumb_legitimate_address_p): Rename...
9105 (thumb1_legitimate_address_p): ... to this.
9106 (thumb_rtx_costs): Rename...
9107 (thumb1_rtx_costs): ... to this.
9108 (thumb_compute_save_reg_mask): Rename...
9109 (thumb1_compute_save_reg_mask): ... to this.
9110 (thumb_final_prescan_insn): Rename...
9111 (thumb1_final_prescan_insn): ... to this.
9112 (thumb_expand_epilogue): Rename...
9113 (thumb1_expand_epilogue): ... to this.
9114 (arm_unwind_emit_stm): Rename...
9115 (arm_unwind_emit_sequence): ... to this.
9116 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
9117 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
9118 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
9119 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
9120 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
9121 thumb2_output_casesi): New functions.
9122 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
9123 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
9124 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
9125 THUMB2_WORK_REGS): Define.
9126 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
9127 arm_condexec_mask, arm_condexec_masklen)): New variables.
9128 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
9129 (arm_override_options): Check new CPU capabilities.
9130 Set new architecture flag variables.
9131 (arm_isr_value): Handle v7m interrupt functions.
9132 (user_return_insn): Return 0 for v7m interrupt functions. Handle
9134 (const_ok_for_arm): Handle Thumb-2 constants.
9135 (arm_gen_constant): Ditto. Use movw when available.
9136 (arm_function_ok_for_sibcall): Return false for v7m interrupt
9138 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
9139 (thumb_find_work_register, arm_load_pic_register,
9140 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
9141 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
9142 print_multi_reg, output_mov_long_double_fpa_from_arm,
9143 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
9144 output_mov_double_fpa_from_arm, output_move_double,
9145 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
9146 output_return_instruction, arm_output_function_prologue,
9147 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
9148 arm_output_mi_thunk, thumb_set_return_address): Ditto.
9149 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
9150 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
9151 (arithmetic_instr, shift_op): Use arm_shift_nmem.
9152 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
9154 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
9155 (thumb_expand_prologue): Use thumb_set_frame_pointer.
9156 (arm_file_start): Output directive for unified syntax.
9157 (arm_unwind_emit_set): Handle stack alignment instruction.
9158 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
9159 Add v6t2, v7, v7a, v7r and v7m.
9160 (RETLDM): Add Thumb-2 code.
9161 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
9162 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
9163 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
9164 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
9165 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
9166 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
9167 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
9168 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
9169 ADJUST_INSN_LENGTH): Define.
9170 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
9171 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
9172 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
9173 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
9174 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
9175 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
9176 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
9177 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
9178 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
9179 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
9180 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
9181 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
9182 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
9183 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
9184 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
9185 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
9186 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
9188 * config/arm/arm-tune.md: Regenerate.
9189 * config/arm/arm-protos.h: Update prototypes.
9190 * config/arm/vfp.md: Enable patterns for Thumb-2.
9191 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
9192 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
9193 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
9194 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
9195 * config/arm/libunwind.S: Add Thumb-2 code.
9196 * config/arm/constraints.md: Update include Thumb-2.
9197 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
9198 * config/arm/ieee754-df.S: Ditto.
9199 * config/arm/bpabi.S: Ditto.
9200 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
9201 * config/arm/predicates.md (low_register_operand,
9202 low_reg_or_int_operand, thumb_16bit_operator): New.
9203 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
9204 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
9205 * config/arm/t-arm-elf: Add armv7 multilib.
9206 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
9208 (UNSPEC_STACK_ALIGN, ce_count): New.
9209 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
9210 arm_zero_extendsidi2, arm_zero_extendqidi2): New
9212 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
9213 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
9214 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
9215 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
9216 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
9217 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
9219 * doc/extend.texi: Document ARMv7-M interrupt functions.
9220 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
9222 2007-01-03 Jakub Jelinek <jakub@redhat.com>
9224 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
9225 (struct _Unwind_Context): Rename args_size to flags, remove
9226 signal_frame field, add a new args_size field and version field.
9227 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
9228 _Unwind_IsExtendedContext): New inline functions.
9229 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
9230 Assume by_value array is only present if _Unwind_IsExtendedContext.
9231 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
9232 _Unwind_IsSignalFrame.
9233 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
9234 (uw_update_context_1): Use _Unwind_SetSignalFrame.
9235 (uw_init_context_1): Initialize context->flags to
9236 EXTENDED_CONTEXT_BIT.
9237 * config/rs6000/linux-unwind.h (frob_update_context): Use
9238 _Unwind_SetSignalFrame.
9240 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
9243 * gimplify.c (gimplify_modify_expr_complex_part): Move below
9244 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
9247 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
9249 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
9250 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
9251 RET, AT_SP): Remove.
9252 * config/i386/i386.md (*sse_prologue_save_insn): Use return
9255 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
9256 * cfgbuild.c (find_basic_blocks): Likewise.
9257 * cfgrtl.c (rtl_create_basic_block): Likewise.
9258 * function.c (temp_slots_at_level): Likewise.
9259 * reg-stack.c (stack_regs_mentioned): Likewise.
9260 * regclass.c (allocate_reg_info): Likewise.
9261 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
9262 set_bb_for_stmt, move_block_to_fn): Likewise.
9263 * tree-complex.c (tree_lower_complex): Likewise.
9264 * vec.h (VEC_safe_grow_cleared): New.
9266 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
9268 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
9270 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
9271 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
9273 * cfgloopmanip.c (scale_loop_frequencies): Export.
9274 (loopify): Scale the frequencies by prescribed coefficients.
9275 (set_zero_probability): New function.
9276 (duplicate_loop_to_header_edge): Improve updating of frequencies.
9277 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
9278 and frequencies according to arguments.
9279 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
9281 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
9282 * modulo-sched.c (sms_schedule): Set probabilities for entering
9283 versioned loop correctly.
9284 * tree-vect-transform.c (vect_transform_loop): Ditto.
9285 * cfgloop.h (loopify, loop_version): Declaration changed.
9286 (scale_loop_frequencies): Declared.
9288 2007-01-02 Jan Hubicka <jh@suse.cz>
9290 * cgraph.c: Include tree-flow.h
9291 (cgraph_add_new-function): Handle IPA_SSA mode; execute
9293 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
9294 * tree-pass.h (pass_all_early_optimizations): Declare.
9295 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
9297 (cgraph_analyze_function): Do early_local_passes.
9298 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
9299 Do not add referenced vars.
9300 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
9302 (gate_all_early_local_passes): New gate.
9303 (pass_early_local_passes): Use new gate.
9304 (execute_early_local_optimizations): New functions.
9305 (gate_all_early_optimizations): New gate.
9306 (pass_all_early_optimizations): New pass.
9307 (execute_free_datastructures): Free SSA only when initialized.
9308 (gate_init_datastructures): Init only when optimizing.
9309 (tree_lowering_passes): Do early local passes when called late.
9310 * tree-profile.c (do_tree_profiling): Don't profile functions added
9312 (do_early_tree_profiling, pass_early_tree_profile): Kill.
9313 * tree-cfg.c (update_modified_stmts): Do not update when operands are
9315 * passes.c (init_optimizations_passes): Reorder so we go into SSA
9316 during early_local_passes.
9317 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
9320 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
9322 * Makefile.in: Update copyright year.
9324 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
9326 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
9327 in $(lang_checks) and check-consistency targets.
9329 2007-01-02 Jan Hubicka <jh@suse.cz>
9331 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
9332 Do not add referenced vars.
9333 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
9335 * passes.c (init_optimization_passes): Put mudflap_2 after
9336 free_datastructures.
9338 2007-01-02 Jan Hubicka <jh@suse.cz>
9340 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
9341 Set NOTHROW flag on call statements proved to be nothrow.
9342 Update statement of local calls so new pure/const functions are
9343 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
9345 (tree_rest_of_compilation): Register hooks and initialize bitmap
9346 early. Do not set after_inlining flag.
9348 2007-01-02 Steve Ellcey <sje@cup.hp.com>
9350 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
9351 HOST_BITS_PER_LONGLONG
9353 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9356 * c-typeck.c (store_init_value): Don't emit pedantic overflow
9357 warning for non-static initializers.
9359 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
9361 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
9362 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
9363 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
9364 Always use set_unique_reg_note to add REG_EQUAL notes.
9366 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
9369 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
9371 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
9372 * cfgbuild.c (find_basic_blocks): Likewise.
9373 * cfgrtl.c (rtl_create_basic_block): Likewise.
9374 * function.c (temp_slots_at_level): Likewise.
9375 * reg-stack.c (stack_regs_mentioned): Likewise.
9376 * regclass.c (allocate_reg_info): Likewise.
9377 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
9378 set_bb_for_stmt, move_block_to_fn): Likewise.
9379 * tree-complex.c (tree_lower_complex): Likewise.
9380 * vec.h (VEC_safe_grow_cleared): New.
9382 2007-01-02 Ian Lance Taylor <iant@google.com>
9384 * c-common.c (c_common_truthvalue_conversion): When warning about
9385 using an assignment as a truth value, set TREE_NO_WARNING.
9387 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9390 * c.opt (Wold-style-declaration): New.
9391 * doc/invoke.texi (C-only Warning Options): New.
9392 (Wold-style-declaration): Document it.
9393 (Wextra): Enabled by -Wextra.
9394 * c-opts.c (c_common_post_options): Enabled by -Wextra.
9395 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
9396 -Wold-style-declaration.
9398 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
9400 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
9401 * cfgbuild.c (find_basic_blocks): Likewise.
9402 * cfgrtl.c (rtl_create_basic_block): Likewise.
9403 * function.c (temp_slots_at_level): Likewise.
9404 * reg-stack.c (stack_regs_mentioned): Likewise.
9405 * regclass.c (allocate_reg_info): Likewise.
9406 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
9407 set_bb_for_stmt, move_block_to_fn): Likewise.
9408 * tree-complex.c (tree_lower_complex): Likewise.
9409 * vec.h (VEC_safe_grow_cleared): New.
9411 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
9413 * c-common.c (c_common_nodes_and_builtins): Since variants of
9414 void_type_node get built before it is given a name, we need to
9415 give those variants the name, too.
9416 (complete_array_type): We need to work with the canonical main
9417 type of the array, from which we will build the qualified version.
9418 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
9419 * print-tree.c (print_node): Display canonical type information
9421 * stor-layout.c (layout_type): When we don't know the
9422 alignment of a type for which we're building an array, we end up
9423 guessing wrong, so make the type require structural equality.
9424 * tree.c (make_node_stat): When we build a new type, it is its
9426 (build_type_attribute_qual_variant): When building an attribute
9427 variant, its canonical type is the non-attribute variant. However,
9428 if the attributes are target-dependent and they differ, we need to
9429 use structural equality checks for this type.
9430 (build_qualified_type): A qualified type is not equivalent to its
9431 unqualified variant; set the canonical type appropriately.
9432 (build_distinct_type_copy): When building a distinct type from
9433 another type, the new type is its own canonical type.
9434 (build_variant_type_copy): When building a new type variant, we
9435 assume that it is equivalent to the original type.
9436 (build_pointer_type_for_mode): When building a pointer type, also
9437 build a canonical type pointer.
9438 (build_reference_type_for_mode): When building a reference type,
9439 also build a canonical type reference.
9440 (build_index_type): When we can't hash an index type (e.g.,
9441 because its maximum value is negative), the index type requires
9442 structural equality tests.
9443 (build_array_type): Build the canonical form of an array type.
9444 (build_function_type): Function types require structural equality,
9445 because they contain default arguments, attributes, etc.
9446 (build_method_type_directly): Ditto for method types.
9447 (build_offset_type): Build the canonical offset type.
9448 (build_complex_type): Build the canonical vector type.
9449 (make_vector_type): Build the canonical vector type.
9450 * tree.h (TYPE_CANONICAL): New.
9451 (TYPE_STRUCTURAL_EQUALITY_P): New.
9452 (SET_TYPE_STRUCTURAL_EQUALITY): New.
9453 (struct tree_type): Added "canonical" field.
9454 * params.h (VERIFY_CANONICAL_TYPES): New.
9455 * doc/c-tree.texi (TYPE_CANONICAL): Document.
9456 (TYPE_STRUCTURAL_EQUALITY_P): Document.
9457 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
9458 * doc/invoke.texi (verify-canonical-types): Document --param
9459 parameter for verifying canonical types.
9461 2007-01-02 Joseph Myers <joseph@codesourcery.com>
9463 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
9464 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
9465 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
9466 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
9468 * config/rs6000/e500.h: New.
9469 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
9470 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
9472 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
9473 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
9474 TARGET_E500_DOUBLE): Remove.
9475 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
9476 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
9477 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
9478 * config/rs6000/rs6000.c (rs6000_override_options): Use
9481 2007-01-02 Joseph Myers <joseph@codesourcery.com>
9483 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
9484 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
9485 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
9486 rs6000_emit_cmove): Don't check TARGET_E500.
9487 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
9488 sordered): Don't check TARGET_E500.
9490 2007-01-01 Eric Christopher <echristo@apple.com>
9492 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
9493 HARD_REGISTER_NUM_P.
9495 2007-01-01 Roger Sayle <roger@eyesopen.com>
9497 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
9498 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
9499 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
9502 2007-01-01 Mike Stump <mrs@apple.com>
9504 * configure.ac: Remove support for building with Apple's gcc-3.1.
9506 2007-01-02 Joseph Myers <joseph@codesourcery.com>
9509 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
9510 REG is a hard register. Do not modify REG before calling
9512 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
9513 multiple of the size of YMODE for certain lowpart cases.
9515 2007-01-01 Andrew Pinski <pinskia@gmail.com>
9518 * gimplify (voidify_wrapper_expr): Update for
9521 2007-01-01 Andreas Schwab <schwab@suse.de>
9524 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
9525 save of BR0 in extra_spill_size instead of spill_size.
9526 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
9528 (ia64_expand_epilogue): Restore BR0 from its new location.
9530 2007-01-01 Andrew Pinski <pinskia@gmail.com>
9532 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
9533 Use a temporary variable if the left hand side is not a gimple
9536 2007-01-01 Andrew Pinski <pinskia@gmail.com>
9538 * gimplify.c (gimplify_return_expr): Make the temporary variable
9539 for the return expression, a gimple register variable.
9541 2007-01-01 Jan Hubicka <jh@suse.cz>
9543 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
9546 2007-01-01 Mike Stump <mrs@apple.com>
9548 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
9550 * config/darwin.c (machopic_select_rtx_section): Use
9552 (darwin_mergeable_constant_section): Likewise.
9553 * configure: Regenerate.
9554 * config.in: Regenerate.
9556 2007-01-01 Jan Hubicka <jh@suse.cz>
9557 Andrew Pinski <pinskia@gmail.com>
9559 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
9560 before starting IPA passes.