1 2007-10-05 Hans-Peter Nilsson <hp@axis.com>
3 * gthr-single.h: Revert last change.
5 2007-10-05 Michael Matz <matz@suse.de>
8 * lower-subreg.c (decompose_multiword_subregs): Use
9 validate_unshare_change().
11 2007-10-05 Peter Bergner <bergner@vnet.ibm.com>
13 * ra-conflict.c: Include "sparseset.h".
14 (conflicts): Change to HOST_WIDEST_FAST_INT.
15 (allocnos_live): Redefine variable as a sparseset.
16 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE, GET_ALLOCNO_LIVE): Delete macros.
17 (allocno_row_words): Removed global variable.
18 (partial_bitnum, max_bitnum, adjacency_pool, adjacency): New variables.
19 (CONFLICT_BITNUM, CONFLICT_BITNUM_FAST): New defines.
20 (conflict_p, set_conflict_p, set_conflicts_p): New functions.
21 (record_one_conflict_between_regnos): Cache allocno values and reuse.
23 (record_one_conflict): Update uses of allocnos_live to use
24 the sparseset routines. Use set_conflicts_p.
25 (mark_reg_store): Likewise.
26 (set_reg_in_live): Likewise.
27 (global_conflicts): Update uses of allocnos_live.
28 Use the new adjacency list to visit an allocno's neighbors
29 rather than iterating over all possible allocnos.
30 Call set_conflicts_p to setup conflicts rather than adding
32 * global.c: Comments updated.
33 (CONFLICTP): Delete define.
34 (regno_compare): New function. Add prototype.
35 (global_alloc): Sort the allocno to regno mapping according to
36 which basic blocks the regnos are referenced in. Modify the
37 conflict bit matrix to a compressed triangular bitmatrix.
38 Only allocate the conflict bit matrix and adjacency lists if
39 we are actually going to allocate something.
40 (expand_preferences): Use conflict_p. Update uses of allocnos_live.
41 (prune_preferences): Use the FOR_EACH_CONFLICT macro to visit an
42 allocno's neighbors rather than iterating over all possible allocnos.
43 (mirror_conflicts): Removed function.
44 (dump_conflicts): Iterate over regnos rather than allocnos so
45 that all dump output will be sorted by regno number.
46 Use the FOR_EACH_CONFLICT macro.
47 * ra.h: Comments updated.
48 (conflicts): Update prototype to HOST_WIDEST_FAST_INT.
49 (partial_bitnum, max_bitnum, adjacency, adjacency_pool): Add prototypes.
50 (ADJACENCY_VEC_LENGTH, FOR_EACH_CONFLICT): New defines.
51 (adjacency_list_d, adjacency_iterator_d): New types.
52 (add_neighbor, adjacency_iter_init, adjacency_iter_done,
53 adjacency_iter_next, regno_basic_block): New static inline functions.
54 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Removed define.
55 (conflict_p): Add function prototype.
56 * sparseset.h, sparseset.c: New files.
57 * Makefile.in (OBJS-common): Add sparseset.o.
58 (sparseset.o): New rule.
60 2007-10-05 Richard Guenther <rguenther@suse.de>
63 * fold-const.c (fold_unary): Do not fold (long long)(int)ptr
66 2007-10-05 Michael Matz <matz@suse.de>
69 * function.c (match_asm_constraints_1): Check for input
70 being used in the outputs.
72 2007-10-05 Richard Guenther <rguenther@suse.de>
74 * tree-cfg.c (verify_gimple_expr): Accept OBJ_TYPE_REF.
76 2007-10-05 Richard Sandiford <rsandifo@nildram.co.uk>
79 * config/mips/mips.c (mips_register_move_cost): Rewrite to use
80 subset checks. Make the cost of FPR -> FPR moves depend on
81 mips_mode_ok_for_mov_fmt_p.
83 2007-10-04 Doug Kwan <dougkwan@google.com>
85 * gthr-posix.h (__gthread_cond_broadcast, __gthread_cond_wait,
86 __gthread_cond_wait_recursive): Add to extend interface for POSIX
87 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
88 support of conditional variables.
89 * gthr-posix95.h (__gthread_cond_broadcast, __gthread_cond_wait,
90 __gthread_cond_wait_recursive): Add to extend interface for POSIX
91 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
92 support of conditional variables.
93 * gthr-single.h (__gthread_cond_broadcast, __gthread_cond_wait,
94 __gthread_cond_wait_recursive): Add to extend interface for POSIX
95 conditional variables.
96 * gthr.h: Update comments to document new interface.
98 2007-10-04 Geoffrey Keating <geoffk@apple.com>
100 * cgraphunit.c (cgraph_build_static_cdtor): Don't set
103 2007-10-04 Anatoly Sokolov <aesok@post.ru>
105 * config/avr/avr.c (expand_epilogue): Don't set RTX_FRAME_RELATED_P.
107 2007-10-04 Richard Guenther <rguenther@suse.de>
110 * tree-cfg.c (verify_gimple_expr): Operand one of POINTER_PLUS_EXPR
111 does not need to be of INTEGER_TYPE.
112 (verify_gimple_2): New function split out from ...
113 (verify_gimple_1): ... here. ICE if there was an error during
116 2007-10-04 Michael Matz <matz@suse.de>
118 PR rtl-optimization/33653
119 * dce.c (deletable_insn_p_1): Use volatile_refs_p().
120 * dse.c (scan_insn): Same.
122 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
124 * config.gcc: Remove USE_GAS for m68k targets.
126 2007-10-04 Richard Guenther <rguenther@suse.de>
128 PR tree-optimization/33627
129 * tree-gimple.h (canonicalize_cond_expr_cond): Declare.
130 * tree-gimple.c (canonicalize_cond_expr_cond): New function,
132 * tree-ssa-forwprop.c (combine_cond_expr_cond): ... here.
133 * tree-ssa-ifcombine.c (ifcombine_iforif): Use it.
135 2007-10-04 Anatoly Sokolov <aesok@post.ru>
137 * config/avr/avr.c (commands_in_file, commands_in_prologues,
138 commands_in_epilogues): Remove variables.
139 (avr_file_start): Remove unneded initializations of commands_in_file,
140 commands_in_prologues and commands_in_epilogues variables.
141 (avr_file_end): Remove dead code.
143 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
145 * config/m68k/m68k.c (m68k_output_movem): Use the MOTOROLA if
148 2007-10-03 Richard Sandiford <rsandifo@nildram.co.uk>
151 * config/mips/mips-protos.h (mips_split_64bit_move): Rename to...
152 (mips_split_doubleword_move): ...this.
153 * config/mips/mips.c (mips_subword): Extend to handle 64-bit words;
154 use natural endianness for multi-format FPR values.
155 (mips_split_64bit_move): Rename to...
156 (mips_split_doubleword_move): ...this and extend to 64-bit words.
157 Use move_doubleword_fpr* patterns for moves involving FPRs.
158 (mips_save_reg): Update the call to mips_split_64bit_move.
159 (mips_secondary_reload_class): Return NO_REGS for any reload of a
160 nonzero constant into an FPR if the constant can be forced to memory.
161 * config/mips/mips.md: Update the splitter calls to
162 mips_split_64bit_move.
163 (UNSPEC_LOAD_DF_LOW): Rename to...
164 (UNSPEC_LOAD_LOW): ...this.
165 (UNSPEC_LOAD_DF_HIGH): Rename to...
166 (UNSPEC_LOAD_HIGH): ...this.
167 (UNSPEC_STORE_DF_HIGH): Rename to...
168 (UNSPEC_STORE_WORD): ...this.
169 (SPLITF): New mode iterator.
170 (HALFMODE): New mode attribute.
171 (movtf): New expander.
172 (*movtf_internal): New define_insn_and_split.
173 (move_doubleword_fpr<mode>): New expander.
174 (load_df_low, load_df_high, store_df_high, mthc1, mfhc1): Replace
176 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
177 (mfhc1<mode>): ...these more general patterns.
179 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
181 * cfgrtl.c (rtl_block_ends_with_call_p): Skip notes at the end.
183 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
185 * gcse.c (hash_scan_set): Insert set in insn before note at
186 the end of basic block.
188 2007-10-03 Sebastian Pop <sebastian.pop@amd.com>
190 PR tree-optimization/33576
191 * testsuite/gcc.dg/tree-ssa/pr33576.c: New.
192 * tree-loop-linear.c (linear_transform_loops): Call remove_iv.
193 * lambda.h (lambda_loopnest_to_gcc_loopnest): New parameter.
194 (remove_iv): Declared.
195 * lambda-code.c (remove_iv): Not static.
196 (lambda_loopnest_to_gcc_loopnest): New parameter remove_ivs.
197 Don't remove ivs there, save ivs in the buffer.
199 2007-10-03 Jason Merrill <jason@redhat.com>
202 * tree-eh.c (same_handler_p): New fn.
203 (optimize_double_finally): New fn.
204 (refactor_eh_r): New fn.
205 (refactor_eh): New fn.
206 (pass_refactor_eh): New pass.
207 * tree-pass.h: Declare it.
208 * passes.c (init_optimization_passes): Add it.
210 2007-10-03 Doug Kwan <dougkwan@google.com>
211 Richard Guenther <rguenther@suse.de>
214 * dwarf2out.c (reference_to_unused): Disable sanity checking,
215 be conservative instead.
217 2007-10-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
220 * doc/invoke.texi (-fwhole-program): Document that Fortran
221 doesn't support this option.
223 2007-10-02 Richard Sandiford <rsandifo@nildram.co.uk>
226 * expr.c (expand_expr_addr_expr_1): Pass CONSTRUCTORs to
229 2007-10-02 David Daney <ddaney@avtrex.com>
231 * config/mips/mips.md (sync_compare_and_swap<mode>): Handle compare
232 against constant zero.
233 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Handle constant zero
236 2007-09-02 Kenneth Zadeck <zadeck@naturalbridge.com>
238 * ra-conflict.c: New file.
240 * reload.c (push_reload, find_dummy_reload): Change DF_RA_LIVE
241 usage to DF_LIVE usage.
242 * rtlanal.c (subreg_nregs_with_regno): New function.
243 * df-scan.c (df_def_record_1, df_uses_record): Add code to set
244 DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, and DF_REF_SUBREG flags.
245 (df_has_eh_preds): Removed.
246 (df_bb_refs_collect, df_bb_refs_collect, df_bb_refs_collect,
247 df_exit_block_uses_collect): Changed call from df_has_eh_preds to
249 * global.c (allocno, max_allocno, conflicts, allocno_row_words,
250 reg_allocno, EXECUTE_IF_SET_IN_ALLOCNO_SET): Moved to ra.h
251 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Moved to ra-conflicts.c.
252 (regs_set, record_one_conflict, record_conflicts, mark_reg_store,
253 mark_reg_clobber, mark_reg_conflicts, mark_reg_death): Deleted.
254 (global_alloc): Turn off rescanning insns after call to
255 global_conflicts and added call to set_preferences.
256 (global_conflicts): Moved to ra-alloc.c.
257 (set_preferences_1, set_preferences): New function.
258 (mirror_conflicts): Changed types for various variables.
259 (mark_elimination): Change DF_RA_LIVE
260 usage to DF_LIVE usage.
261 (build_insn_chain): Rewritten from scratch and made local.
262 (print_insn_chain, print_insn_chains): New functions.
263 (dump_conflicts): Do not print conflicts for fixed_regs.
264 (rest_of_handle_global_alloc): Turn off insn rescanning.
265 * hard-reg-set.h: Fixed comment.
266 * local-alloc.c (update_equiv_regs): Change DF_RA_LIVE
267 usage to DF_LIVE usage and delete refs to TOP sets.
268 (block_alloc): Mark regs as live if they are in the artificial
269 defs at top of block.
270 (find_stack_regs): New function.
271 (rest_of_handle_local_alloc): Changed urec problem to live
272 problem and do not turn off df rescanning.
273 * df.h (DF_UREC, DF_UREC_BB_INFO, DF_LIVE_TOP, DF_RA_LIVE_IN,
274 DF_RA_LIVE_TOP, DF_RA_LIVE_OUT, df_urec_bb_info, df_urec,
275 df_urec_add_problem, df_urec_get_bb_info, df_has_eh_preds): Removed.
276 (DF_CHAIN, DF_NOTE, DF_CHAIN): Renumbered.
277 (DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, DF_REF_SUBREG): New
278 fields in df_ref_flags. The rest have been renumbered.
279 * init-regs.c (initialize_uninitialized_regs): Enhanced debugging
281 * rtl.h (subreg_nregs_with_regno): New function.
282 * df-problems.c: (df_get_live_out, df_get_live_in,
283 df_get_live_top): Removed reference to DF_RA_LIVE.
284 (df_lr_reset, df_lr_transfer_function, df_live_free_bb_info,
285 df_live_alloc, df_live_reset, df_live_local_finalize,
286 df_live_free): Make top set only if different from in set.
287 (df_lr_top_dump, df_live_top_dump): Only print top set if
288 different from in set.
289 (df_lr_bb_local_compute): Removed unnecessary check.
290 (df_urec_problem_data, df_urec_set_bb_info, df_urec_free_bb_info,
291 df_urec_alloc, df_urec_mark_reg_change, earlyclobber_regclass,
292 df_urec_check_earlyclobber, df_urec_mark_reg_use_for_earlyclobber,
293 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
294 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
295 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
296 df_urec_top_dump, df_urec_bottom_dump, problem_UREC,
297 df_urec_add_problem): Removed.
298 (df_simulate_fixup_sets): Changed call from df_has_eh_preds to
300 * Makefile.in (ra-conflict.o, ra.h): New dependencies.
301 * basic_block.h (bb_has_abnormal_pred): New function.
302 * reload1.c (compute_use_by_pseudos): Change DF_RA_LIVE
303 usage to DF_LIVE usage.
305 2007-10-02 Revital Eres <eres@il.ibm.com>
307 * config/rs6000/predicates.md (easy_vector_constant): Return false
308 for 750CL paired vectors.
309 * config/rs6000/paired.md (movv2sf_paired): Fix move of easy
311 (vec_initv2sf): Add new description.
312 (vconcatsf): Likewise.
313 * config/rs6000/rs6000-protos.h: Declare paired_expand_vector_init.
314 * config/rs6000/rs6000.c (paired_expand_vector_init): New function.
316 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
318 * tree-ssa-sink.c (sink_code_in_bb): Don't stop sinking after
319 sinking the last stmt in a BB.
321 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
324 * tree-sra.c (struct sra_elt): Add in_bitfld_block.
325 (sra_hash_tree): Handle BIT_FIELD_REFs.
326 (sra_elt_hash): Don't hash bitfld blocks.
327 (sra_elt_eq): Skip them in parent compares as well. Handle
329 (build_element_name_1): Handle BIT_FIELD_REFs.
330 (instantiate_element): Propagate nowarn from parents. Create
331 BIT_FIELD_REF for variables that are widened by scalarization.
332 Gimple-zero-initialize all bit-field variables that are not
333 part of parameters that are going to be scalarized on entry.
334 (instantiate_missing_elements_1): Return the sra_elt.
335 (canon_type_for_field): New.
336 (try_instantiate_multiple_fields): New. Infer widest possible
337 access mode from decl or member type, but clip it at word
338 size, and only widen it if a field crosses an alignment
340 (instantiate_missing_elements): Use them.
341 (generate_one_element_ref): Handle BIT_FIELD_REFs.
342 (scalar_bitfield_p): New.
343 (sra_build_assignment): Optimize assignments from scalarizable
344 BIT_FIELD_REFs. Use BITS_BIG_ENDIAN to determine shift
347 (sra_build_bf_assignment): New. Optimize assignments to
348 scalarizable BIT_FIELD_REFs.
349 (sra_build_elt_assignment): New. Optimize BIT_FIELD_REF
350 assignments to full variables.
351 (generate_copy_inout): Use the new macros and functions.
352 (generate_element_copy): Likewise. Handle bitfld differences.
353 (generate_element_zero): Don't recurse for blocks. Use
354 sra_build_elt_assignment.
355 (generate_one_element_init): Take elt instead of var. Use
356 sra_build_elt_assignment.
357 (generate_element_init_1): Adjust.
358 (bitfield_overlap_info): New struct.
359 (bitfield_overlaps_p): New.
360 (sra_explode_bitfield_assignment): New. Adjust widened
361 variables to account for endianness.
362 (sra_sync_for_bitfield_assignment): New.
363 (scalarize_use): Re-expand assignment to/from scalarized
364 BIT_FIELD_REFs. Explode or sync needed members for
365 BIT_FIELD_REFs accesses or assignments. Use REPLDUP.
366 (scalarize_copy): Use REPLDUP.
367 (scalarize_ldst): Move assert before dereference. Adjust EH
369 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
371 2007-10-01 Paolo Bonzini <bonzini@gnu.org>
373 * simplify-rtx.c (comparison_result, simplify_relational_operation_1):
374 Rename CR_* constants to CMP_*. Fix spacing.
376 2007-10-01 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
379 * Makefile.in (build_html_dir/gccinstall): gccinstall.texi needs
380 to be processed with the special script doc/install.texi2html.
382 2007-09-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
384 * doc/invoke.texi (Wall): List the options enabled by Wall.
385 (Wstrict-aliasing): Add missing @option.
387 2007-09-30 Richard Sandiford <rsandifo@nildram.co.uk>
389 * config/mips/mips.c (mips_split_64bit_move): Use gen_rtx_REG_offset
390 rather than gen_lowpart to change a register from DImode to DFmode.
391 (mips_cannot_change_mode_class): Only allow FPRs to change mode if
392 both FROM and TO are integer modes that are no bigger than 4 bytes.
393 (mips_mode_ok_for_mov_fmt_p): New function.
394 (mips_preferred_reload_class): Use it instead of FLOAT_MODE_P.
395 (mips_secondary_reload_class): Tweak formatting and comments.
396 Use reg_class_subset_p instead of direct comparisons with
397 classes. Only allow direct FPR<->FPR moves for modes that
398 satisfy mips_mode_ok_for_mov_fmt_p. Only allow loads and stores
399 for 4- and 8-byte types. Handle reloads in which X is an FPR.
400 * config/mips/mips.md (*movdi_gp32_fp64): Remove f<-f alternative.
401 (*movdi_64bit): Likewise.
402 (*movsi_internal): Likewise.
403 (*movhi_internal): Likewise.
404 (*movqi_internal): Likewise.
406 2007-09-30 Diego Novillo <dnovillo@google.com>
409 * tree-ssa-ter.c (is_replaceable_p): Return false if STMT may
412 2007-09-30 Uros Bizjak <ubizjak@gmail.com>
414 PR tree-optimization/33597
415 * tree-vect-analyze.c (vect_build_slp_tree): Check if optab handler
416 for LSHIFT_EXPR and RSHIFT_EXPR is available for vec_mode.
418 2007-09-28 Uros Bizjak <ubizjak@gmail.com>
420 * config/i386/i386.c (ix86_expand_move): Use can_create_pseudo_p ()
421 instead of variants of (!reload_in_progress && !reload_completed).
422 (x86_expand_vector_move): Ditto.
424 2007-09-28 Ollie Wild <aaw@google.com>
427 2007-09-27 Ollie Wild <aaw@google.com>
429 * varasm.c (compare_constant): Removed call to
430 lang_hooks.expand_constant.
431 (copy_constants): Removed call to lang_hooks.expand_constant.
432 (compute_reloc_for_constant): Removed call to
433 lang_hooks.expand_constant.
434 (output_addressed_constants): Removed call to
435 lang_hooks.expand_constant.
436 (constructor_static_from_elts_p): Removed call to
437 lang_hooks.expand_constant.
438 (output_constant): Removed calls to lang_hooks.expand_constant.
439 * langhooks.h (struct lang_hooks): Removed field expand_constant.
440 * langhooks-def.h (lhd_return_tree): Removed.
441 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
442 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
443 * langhooks.c (lhd_return_tree): Removed.
445 2007-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
448 * config/spu/spu.c (spu_expand_insv): Call copy_rtx on the second
449 argument to gen_selb.
451 2007-09-28 Chao-ying Fu <fu@mips.com>
453 * libgcc-std.ver: Add fixed-point routines to GCC_4.3.0 section.
454 * doc/libgcc.texi (Fixed-point fractional library routines):
455 Fix typos for neg and cmp functions.
457 2007-09-28 Michael Matz <matz@suse.de>
459 PR rtl-optimization/33552
460 * function.c (match_asm_constraints_1): Check for overlap in
461 inputs and replace all occurences.
463 2007-09-28 Richard Sandiford <rsandifo@nildram.co.uk>
465 * config/mips/mips.c (override_options): Fix comment typo.
467 2007-09-28 Jie Zhang <jie.zhang@analog.com>
469 * config.gcc (bfin*-linux-uclibc*): Set extra_parts
470 to "crtbegin.o crtbeginS.o crtend.o crtendS.o".
471 * config/bfin/t-bfin-linux (crti.o): Don't build.
473 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
474 * config/bfin/t-bfin-uclinux (crti.o): Don't build.
476 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
478 2007-09-27 Ollie Wild <aaw@google.com>
480 * varasm.c (compare_constant): Removed call to
481 lang_hooks.expand_constant.
482 (copy_constants): Removed call to lang_hooks.expand_constant.
483 (compute_reloc_for_constant): Removed call to
484 lang_hooks.expand_constant.
485 (output_addressed_constants): Removed call to
486 lang_hooks.expand_constant.
487 (constructor_static_from_elts_p): Removed call to
488 lang_hooks.expand_constant.
489 (output_constant): Removed calls to lang_hooks.expand_constant.
490 * langhooks.h (struct lang_hooks): Removed field expand_constant.
491 * langhooks-def.h (lhd_return_tree): Removed.
492 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
493 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
494 * langhooks.c (lhd_return_tree): Removed.
496 2007-09-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
499 * expr.c (emit_group_load_1): Split constant double when destination
500 length is half source length.
502 2007-09-27 Richard Sandiford <rsandifo@nildram.co.uk>
504 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): New macro.
505 (mips_cpu_info): Add tune_flags.
506 (GENERATE_BRANCHLIKELY): Remove TARGET_SR71K check.
507 * config/mips/mips.c (mips_cpu_info_table): Add tune_flags fields.
509 (override_options): Remove deprecation code. Use branch-likely
510 instructions for optimize_size or if the tuning flags do not
511 suggest otherwise. Tweak warning.
512 (mips_matching_cpu_name_p, mips_parse_cpu): Use ARRAY_SIZE.
514 2007-09-27 Matthias Klose <doko@ubuntu.com>
516 * config/i386/t-linux64 (MULTILIB_OSDIRNAMES): Use ../lib32 as the
517 multilib osdirname if it exists.
518 * config/rs6000/t-linux64 (MULTILIB_OSDIRNAMES): Likewise.
520 2007-09-27 Ian Lance Taylor <iant@google.com>
522 PR tree-optimization/33565
523 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING on
524 assignments of comparisons.
525 * tree-ssa-sccvn.c (simplify_binary_expression): Add stmt
526 parameter. Change caller. Defer overflow warnings around call to
528 * fold-const.c (fold_undefer_overflow_warnings): Don't warn if
529 TREE_NO_WARNING is set on the statement.
530 * tree-ssa-forwprop.c
531 (tree_ssa_forward_propagate_single_use_vars): Don't test
532 TREE_NO_WARNING when calling fold_undefer_overflow_warnings.
533 * tree-cfg.c (fold_cond_expr_cond): Likewise.
535 2007-09-27 Joseph Myers <joseph@codesourcery.com>
537 * config/rs6000/rs6000.c (rs6000_legitimize_address): Do not
538 reduce offset by units of 0x10000 for SPE vector modes or modes
539 used with E500 double instructions.
541 2007-09-04 Paolo Bonzini <bonzini@gnu.org>
543 * simplify-rtx.c (comparison_result): New.
544 (simplify_const_relational_operation): Use it instead of the five
545 "equal|op[01]ltu?" variables; consequently remove redundant "else"s.
546 Improve bounds-checking optimizations; remove subsumed POPCOUNT
547 optimizations. Extract nonzero_address_p optimizations into a
548 separate "if" together with optimizations where op1 is const0_rtx.
549 Optimize comparing an IOR with zero. Simplify op0 RELOP op0 for
550 floating-point arguments too when appropriate. Hoist test for ABS
551 outside the final switch statement.
552 * cse.c (fold_rtx): Don't look for an IOR equivalent of
553 folded_arg0 if we found a constant equivalent. Remove
554 transformations done in simplify-rtx.c for "op0 RELOP op0".
556 2007-09-27 Jakub Jelinek <jakub@redhat.com>
558 * builtins.c (expand_builtin, expand_builtin_object_size,
559 expand_builtin_memory_chk, maybe_emit_chk_warning,
560 maybe_emit_sprintf_chk_warning): Use new %K format string specifier
562 * expr.c (expand_expr_real_1): Likewise.
563 * langhooks-def.h (struct diagnostic_info): Add forward decl.
564 (lhd_print_error_function): Add third argument.
565 * langhooks.h (struct diagnostic_info): Add forward decl.
566 (struct lang_hooks): Add third argument to print_error_function.
567 * diagnostic.h (diagnostic_info): Add abstract_origin field.
568 (diagnostic_last_function_changed, diagnostic_set_last_function): Add
570 (diagnostic_report_current_function): Likewise.
571 * toplev.c (announce_function): Pass NULL as second argument to
572 diagnostic_set_last_function.
573 * diagnostic.c (diagnostic_report_current_function): Add second
574 argument, pass it as third argument to lang_hooks.print_error_function.
575 (default_diagnostic_starter): Pass DIAGNOSTIC as second argument
576 to diagnostic_report_current_function.
577 (diagnostic_report_diagnostic): Initialize diagnostic->abstract_origin
578 and message.abstract_origin.
579 (verbatim): Initialize abstract_origin.
580 * pretty-print.h (text_info): Add abstract_origin field.
581 * pretty-print.c (pp_base_format): Handle %K.
582 * langhooks.c (lhd_print_error_function): Add third argument. If
583 diagnostic->abstract_origin, print virtual backtrace.
584 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
585 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Support %K.
586 (init_dynamic_diag_info): Likewise.
588 2007-09-26 David Daney <ddaney@avtrex.com>
591 * config/mips/mips.md (sync_compare_and_swap<mode>, sync_old_add<mode>,
592 sync_new_add<mode>, sync_old_<optab><mode>, sync_new_<optab><mode>,
593 sync_old_nand<mode>, sync_new_nand<mode>,
594 sync_lock_test_and_set<mode>): Fix '&' constraint modifiers.
595 Update length attributes.
596 (sync_add<mode>, sync_sub<mode>, sync_old_sub<mode>,
597 sync_new_sub<mode>, sync_<optab><mode>, sync_nand<mode>): Update
599 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP,
600 MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND,
601 MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Add
604 2007-09-26 Richard Guenther <rguenther@suse.de>
606 PR tree-optimization/33563
607 * tree-ssa-dse.c (get_use_of_stmt_lhs): Rename to ...
608 (get_kill_of_stmt_lhs): ... this. Re-structure. Handle
610 (dse_optimize_stmt): Call get_kill_of_stmt_lhs instead of
613 2007-09-26 Joseph Myers <joseph@codesourcery.com>
616 * c-common.c (complete_array_type): Diagnose too-large arrays and
617 set type to error_mark_node.
619 2007-09-26 Richard Guenther <rguenther@suse.de>
621 PR tree-optimization/30375
622 PR tree-optimization/33560
623 * tree-ssa-dse.c (get_use_of_stmt_lhs): Give up on uses
627 2006-05-22 Aldy Hernandez <aldyh@redhat.com>
629 * tree-ssa-dse.c (aggregate_vardecl_d): New.
630 (dse_global_data): Add aggregate_vardecl field.
631 (dse_possible_dead_store_p): New.
632 Add prev_defvar variable.
633 Allow immediate uses and previous immediate uses to differ
634 if they are setting different parts of the whole.
635 (get_aggregate_vardecl): New.
636 (dse_record_partial_aggregate_store): New.
637 (dse_whole_aggregate_clobbered_p): New.
638 (dse_partial_kill_p): New.
639 Call dse_maybe_record_aggregate_store().
640 When checking whether a STMT and its USE_STMT refer to the
641 same memory address, check also for partial kills that clobber
643 Move some variable definitions to the block where they are used.
644 (aggregate_vardecl_hash): New.
645 (aggregate_vardecl_eq): New.
646 (aggregate_vardecl_free): New.
647 (aggregate_whole_store_p): New.
648 (tree_ssa_dse): Initialize and free aggregate_vardecl.
649 Mark which aggregate stores we care about.
651 2007-09-25 DJ Delorie <dj@redhat.com>
654 * config/m32c/m32c.c (m32c_immd_dbl_mov): Use INTVAL instead of
657 2007-09-25 Michael Meissner <michael.meissner@amd.com>
660 * config/i386/i386.c (ix86_expand_sse5_unpack): Change to call
661 gen_sse5_pperm_sign_v4si_v2di and gen_sse5_pperm_zero_v4si_v2di
662 for vector int32 -> int64 conversions. Don't write beyond the end
663 of the allocated vector for int32 -> int64 conversions.
665 2007-09-25 Revital Eres <eres@il.ibm.com>
667 * config/rs6000/paired.h (paired_sel): New.
668 * config/rs6000/rs6000.c (bdesc_3arg): Add selv2sf4.
669 (rs6000_expand_ternop_builtin): Pass zero const_double operand
670 when expanding selv2sf.
671 * config/rs6000/rs6000.h (rs6000_builtins): Add
672 PAIRED_BUILTIN_SELV2SF4.
674 2007-09-25 Joseph Myers <joseph@codesourcery.com>
677 * c-typeck.c (default_conversion): Call require_complete_type
678 before perform_integral_promotions.
679 (build_unary_op): Call require_complete_type except for ADDR_EXPR.
680 (build_c_cast): Call require_complete_type except for casts to
682 (convert_for_assignment): Call require_complete_type.
684 2007-09-25 Revital Eres <eres@il.ibm.com>
686 * config/spu/spu.md: Fix doloop pattern.
688 2007-09-25 Bernd Schmidt <bernd.schmidt@analog.com>
690 * config/bfin/bfin.c (expand_prologue_reg_save,
691 expand_epilogue_reg_restore): Code to save and restore I/M/B/L regs and
693 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
694 ... from here. New argument ALL; callers changed.
695 (n_regs_saved_by_prologue): Count ASTAT for plain saveall functions.
696 (bfin_expand_prologue, bfin_expand_epilogue): Deal with functions that
697 have the "saveall" attribute.
699 2007-09-25 Hans-Peter Nilsson <hp@bitrange.com>
701 * config/mmix/mmix.h (FUNCTION_INCOMING_ARG_REGNO_P): Don't define
703 (INCOMING_REGNO, OUTGOING_REGNO): Define.
704 * config/mmix/mmix.c (mmix_opposite_regno): New function.
705 * config/mmix/mmix-protos.h (mmix_opposite_regno): Prototype.
707 * config/mmix/mmix.md ("*cmpcc_folded"): In condition, gate
708 with REG_P tests before REGNO access.
710 2007-09-24 DJ Delorie <dj@redhat.com>
713 * config/m32c/cond.md (stzx_reversed_<mode>): Add an output
715 (movqicc_<code>_<mode>): Likewise.
716 (movhicc_<code>_<mode>): Likewise.
718 2007-09-24 Rask Ingemann Lambertsen <rask@sygehus.dk>
721 * config/m32c/m32c.c (m32c_eh_return_data_regno): Leave an address
724 2007-09-24 Danny Smith <dannysmith@user.sourceforge.net>
727 * config/i386/i386.c (ix86_comp_type_attributes): Check
730 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
732 * config/m68k/m68k.h (ASM_OUTPUT_ALIGN_WITH_NOP): New, use
733 "move.l %a4,%a4" to produce nops.
734 * config/m68k/m68k.c (override_options): Reset align options,
735 if neccessary align macro isn't avaible.
737 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
739 config/m68k/linux.h (PREFERRED_STACK_BOUNDARY): New.
741 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
743 * config/m68k/m68k.c (strict_low_part_peephole_ok): Don't leave
745 * config/m68k/m68k.md (movsi_m68k): Allow certain constant when
747 (peephole pattern): Convert most of them to RTL peephole pattern.
749 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
751 * config/m68k/m68k.c (notice_update_cc): Recognize fp compare
752 (moved from fp compare patterns).
753 * config/m68k/m68k.md (cmp<mode>, cmp<mode>_68881, cmp<mode>_cf):
754 Cleanup predicates to relieve reload.
755 (conditional_trap): Reject conditional trap with fp condition.
756 * gcc/config/m68k/predicates.md (fp_src_operand): New, reject
757 certain constants early.
759 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
761 * gcc/final.c (final_scan_insn): Remove accidentally duplicated code.
763 2007-09-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
765 * config.gcc (powerpc*-*-*): --with-cpu=cell is a 64bit CPU.
766 Allow --with-tune=cell and --with-cpu=cell.
768 2007-09-24 David Edelsohn <edelsohn@gnu.org>
770 * config/rs6000/rs6000-protos.h (rs6000_emit_swrsqrtsf): Declare.
771 * config/rs6000/rs6000.opt (swdiv): Change option to ...
773 * config/rs6000/rs6000.c (rs6000_builtin_reciprocal): New
775 (TARGET_BUILTIN_RECIPROCAL): Use it.
776 (rs6000_builtin_expand): Expand recip, recipf, and rsqrtf.
777 (rs6000_init_builtins): Initialize recip, recipf, and rsqrtf.
778 (rs6000_emit_swrsqrtsf): New.
779 * config/rs6000/rs6000.h (rs6000_builtins): Add recip, recipf, and
781 * config/rs6000/rs6000.md (UNSPEC_RSQRT): Define.
782 (divsf3): Remove swdiv support.
785 (rsqrt_internal1): New.
786 (divdf3): Remove swdiv support.
789 2007-09-24 Jakub Jelinek <jakub@redhat.com>
792 * langhooks.h (struct lang_hooks_for_types): Add type_hash_eq
794 * langhooks-def.h (LANG_HOOKS_TYPE_HASH_EQ): Define.
795 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_TYPE_HASH_EQ.
796 * tree.c (type_hash_eq): For FUNCTION_TYPE use
797 lang_hooks.type.type_hash_eq in addition to generic tests.
799 2007-09-24 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
800 Ramana Radhakrishnan <ramana@hercules.pun.celunite.com>
802 * tree-inline.h (eni_weights): Add field target_builtin_cost to
803 reflect the cost per call to a target specific builtin.
804 * tree-inline.c (estimate_num_insns_1): If it is a CALL_EXPR for a
805 call to a target specific builtin, then use target_builtin_call_cost.
806 (init_inline_once): Initialize target_builtin_call_cost field.
808 2007-09-24 Kai Tietz <kai.tietz@onevision.com>
811 * config/i386/i386.c (return_in_memory_ms_64): Handle return types for
814 2007-09-23 H.J. Lu <hongjiu.lu@intel.com>
816 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
817 * configure: Regenerated.
819 2007-09-23 Ollie Wild <aaw@google.com>
821 * fold-const.c (fold_binary): Fold BIT_AND_EXPR's with a pointer
823 (get_pointer_modulus_and_residue): New function.
825 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
827 * config/mips/mips.c (build_mips16_call_stub): On 64-bit targets,
828 combine an SC return value into a single register.
830 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
832 * opth-gen.awk (target_flags_explicit): Declare.
833 * toplev.h (target_flags_explicit): Delete declaration.
834 * toplev.c (target_flags): Likewise.
835 * config/mips/mips.h (mips_llsc_setting, mips_llsc): Delete.
836 (GENERATE_SYNC, GENERATE_LL_SC): Redefine using target_explicit_flags.
837 Never return true for TARGET_MIPS16.
838 * config/mips/mips.c (mips_llsc): Delete.
839 (mips_handle_option): Remove -mllsc handling.
840 (mips_strip_unspec_address): Tweak comment.
841 * config/mips/mips.opt (mllsc): Use a target mask.
843 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
845 * doc/tm.texi (POINTERS_EXTEND_UNSIGNED): Document extensions to
846 word_mode as well as Pmode.
848 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
850 * function.c (assign_parm_setup_block): Explicitly convert BLKmode
851 parameters from word_mode to the subword type if such a truncation
854 2007-09-23 Jakub Jelinek <jakub@redhat.com>
856 * configure.ac (MAKEINFO): Handle makeinfo version 4.10 and above.
857 * configure: Regenerated.
859 2007-09-23 Jan Hubicka <jh@suse.cz>
861 * params.def (INLINE_CALL_COST): Set to 12.
862 * invoke.texi (inline-call-cost): Update default value.
864 2007-09-23 Eric Botcazou <ebotcazou@adacore.com>
866 * config/alpha/alpha.md (movti): Use operand_subword for the split.
868 2007-09-23 Ayal Zaks <zaks@il.ibm.com>
869 Revital Eres <eres@il.ibm.com>
871 * modulo-sched.c (doloop_register_get): Rewrite the loop which
872 checks whether the count_reg is found outside the control part.
874 2007-09-23 Jakub Jelinek <jakub@redhat.com>
876 * expr.c (expand_expr_real_1) <case CALL_EXPR>: Use get_callee_fndecl
877 instead of checking CALL_EXPR_FN directly to test for builtins.
878 If error or warning attributes are present, print
880 * c-common.c (handle_error_attribute): New function.
881 (c_common_attribute_table): Add error and warning
883 * doc/extend.texi: Document error and warning attributes.
885 * tree.h (block_nonartificial_location): New prototype.
886 * tree.c (block_nonartificial_location): New function.
887 * dwarf2out.c (gen_subprogram_die): Add DW_AT_artificial
888 if artificial attribute is present on abstract inline decl.
889 * c-common.c (handle_artificial_attribute): New function.
890 (c_common_attribute_table): Add artificial attribute.
891 * final.c (override_filename, override_linenum): New variables.
892 (final_scan_insn): For DBX_DEBUG or SDB_DEBUG, set override_filename
893 and override_linenum if inside of a block inlined from
894 __attribute__((__artificial__)) function.
895 (notice_source_line): Honor override_filename and override_linenum.
896 * doc/extend.texi: Document __attribute__((__artificial__)).
897 * config/i386/emmintrin.h: Add __artificial__ attribute to
898 all __always_inline__ functions.
899 * config/i386/mmintrin.h: Likewise.
900 * config/i386/tmmintrin.h: Likewise.
901 * config/i386/mm3dnow.h: Likewise.
902 * config/i386/pmmintrin.h: Likewise.
903 * config/i386/ammintrin.h: Likewise.
904 * config/i386/xmmintrin.h: Likewise.
905 * config/i386/smmintrin.h: Likewise.
906 * config/i386/bmmintrin.h: Likewise.
907 * config/i386/mmintrin-common.h: Likewise.
910 * expr.c (expand_constructor): New function.
911 (expand_expr_real_1) <case CONSTRUCTOR>: Call it.
912 (expand_expr_real_1) <case ARRAY_REF>: Call it if VALUE is
915 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
917 * config/mips/mips.c (dump_constants_1): Generalize to include
918 fractional and accumulator modes.
920 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
922 * config/mips/mips.h (ISA_HAS_DSP, ISA_HAS_DSPR2): New macros.
923 * config/mips/mips.c (mips_set_mips16_mode): Don't clear the DSP
925 (override_options): Check TARGET_HARD_FLOAT_ABI instead of
926 TARGET_HARD_FLOAT when testing whether -mpaired-single is
928 (mips_conditional_register_usage): Check ISA_HAS_DSP instead of
930 * config/mips/constraints.md (ka): Check ISA_HAS_DSPR2 instead of
932 * config/mips/mips.md (ANYF): Require TARGET_HARD_FLOAT for V2SF.
933 (mulv2sf3, movv2sf, movv2sf_hardfloat_64bit): Require
935 (<u>mulsidi3_32bit_internal, <u>msubsidi4, <u>maddsidi4): Check
936 ISA_HAS_DSPR2 instead of TARGET_HAS_DSPR2.
937 * config/mips/mips-dsp.md: Use ISA_HAS_DSP instead of TARGET_HAS_DSP
939 * config/mips/mips-dspr2.md: Likewise ISA_HAS_DSPR2 and
941 * config/mips/mips-fixed.md: Use ISA_HAS_DSP and ISA_HAS_DSPR2
942 instead of TARGET_HAS_DSP and TARGET_HAS_DSPR2.
943 * config/mips/mips-ps-3d.md: Add TARGET_HARD_FLOAT to V2SF patterns.
945 2007-09-22 Jason Merrill <jason@redhat.com>
948 * attribs.c (lookup_attribute_spec): Split out...
949 (decl_attributes): From here.
950 * tree.h: Declare it.
952 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
954 * doc/sourcebuild.texi: Document dg-add-options mips16_attribute.
956 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
958 * tree-inline.c (remap_type_1): Correctly chain variants.
960 2007-09-22 Richard Guenther <rguenther@suse.de>
962 PR tree-optimization/33146
963 * fold-const.c (fold_binary): Use the original tree
965 * tree.h (STRIP_SIGN_NOPS): Converting from or to pointer
968 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
971 * except.c (finish_eh_generation): Call commit_edge_insertions if
972 there are insns queued on the entry edge.
973 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns on
976 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
978 * doc/sourcebuild.texi (dg-add-c99-runtime-options): Document.
980 2007-09-19 Michael Meissner <michael.meissner@amd.com>
982 * gcc/config/i386/i386.c: Delete trailing whitespace.
983 * gcc/config/i386/i386.h: Ditto.
984 * gcc/config/i386/bmmintrin.h: Ditto.
985 * gcc/config/i386/sync.md: Ditto.
986 * gcc/config/i386/ppro.md: Ditto.
987 * gcc/config/i386/mmx.md: Ditto.
988 * gcc/config/i386/constraints.md: Ditto.
989 * gcc/config/i386/sse.md: Ditto.
990 * gcc/config/i386/athlon.md: Ditto.
991 * gcc/config/i386/i386.md: Ditto.
993 2007-09-21 Richard Guenther <rguenther@suse.de>
995 PR tree-optimization/33508
996 * tree-ssa-alias.c (mark_aliases_call_clobbered): Avoid
997 quadratic loop by keeping a bitmap of variables we have
998 to clobber all subvariables for.
999 (set_initial_properties): Likewise.
1001 2007-09-21 Richard Sandiford <rsandifo@nildram.co.uk>
1003 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Delete.
1005 2007-09-20 Nigel Stephens <nigel@mips.com>
1006 Chao-ying Fu <fu@mips.com>
1008 * c-decl.c (finish_declspecs): When _Sat is used without
1009 _Fract or _Accum, set the default type to cts_fract.
1010 This avoids a warning of "type defaults to int".
1012 2007-09-20 Joseph Myers <joseph@codesourcery.com>
1014 * c-decl.c (check_bitfield_type_and_width): Don't allow _Bool
1015 bit-fields wider than one bit.
1017 2007-09-20 Jakub Jelinek <jakub@redhat.com>
1020 * dwarf2out.c (modified_type_die): Handle TYPE_DECL with NULL
1022 * dbxout.c (dbxout_type): Likewise.
1026 * gimplify.c (gimplify_vla_decl): New function.
1027 (gimplify_decl_expr): Move VLA decl handling to gimplify_vla_decl.
1029 (gimplify_target_expr): Handle variable length TARGET_EXPRs.
1031 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
1033 * doc/invoke.texi (-minterlink-mips16): Document.
1034 * config/mips/mips.opt (minterlink-mips16): New option.
1035 * config/mips/mips.c (mips_function_ok_for_sibcall): Handle
1038 2007-09-20 Joseph Myers <joseph@codesourcery.com>
1040 * doc/extend.texi (Attribute Syntax): Remove old speculative
1043 2007-09-20 Mark Shinwell <shinwell@codesourcery.com>
1045 * combine.c: Include cgraph.h.
1046 (setup_incoming_promotions): Rework to allow more aggressive
1047 elimination of sign extensions when all call sites of the
1048 current function are known to lie within the current unit.
1050 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
1052 * dse.c (find_shift_sequence): No-op rework of control flow.
1054 2007-09-19 Richard Sandiford <rsandifo@nildram.co.uk>
1056 * config/mips/mips.c (build_mips16_call_stub): Tidy. Fix second
1057 GPR for DCmode on 64-bit targets. Remove redundant fallback.
1059 2007-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
1061 * cfgexpand.c (dump_stack_var_partition): Use the correct
1062 index for the offset.
1064 2007-09-19 Joseph Myers <joseph@codesourcery.com>
1066 * config/mips/sde.h: Switch to GPLv3.
1068 2007-09-19 Eric Botcazou <ebotcazou@adacore.com>
1070 * tree-sra.c (decide_block_copy): Decide if there are groups.
1072 2007-09-19 Roman Zippel <zippel@linux-m68k.org>
1074 * config/m68k/m68k.c (output_move_himode): Remove jump table
1076 config/m68k/m68k.md (lea): Likewise.
1077 * config/m68k/m68k.c (print_operand_address): Use simple pc
1078 relative addressing.
1080 2007-09-19 Bernd Schmidt <bernd.schmidt@analog.com>
1082 * doc/tm.texi (IS_ASM_LOGICAL_LINE_SEPARATOR): Document new argument.
1083 * final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide two-argument
1085 (asm_insn_count): Pass template as second argument to it.
1086 * config/avr/avr.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
1087 * config/pa/pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
1088 * config/stormy16/stormy16.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
1089 * config/cris/cris.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
1090 * config/sh/sh.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
1091 (sh_insn_length_adjustment): Pass template as second argument to it.
1092 * config/bfin/bfin.h (IS_ASM_LOGICAL_LINE_SEPARATOR): New macro.
1094 * config/bfin/bfin.md (define_asm_attributes): New.
1096 2007-09-19 Jie Zhang <jie.zhang@analog.com>
1098 * config.gcc (bfin*-linux-uclibc*): Add ./linux-sysroot-suffix.h
1100 * config/bfin/print-sysroot-suffix.sh: New.
1101 * config/bfin/t-bfin-elf (EXTRA_PARTS): Remove.
1102 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
1103 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
1104 * config/bfin/t-bfin-uclinux (EXTRA_PARTS): Remove.
1105 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
1106 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
1107 * config/bfin/t-bfin-linux (EXTRA_PARTS): Remove.
1108 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
1109 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
1110 (linux-sysroot-suffix.h): New target.
1111 * config/bfin/bfin.opt (mcsync-anomaly): Use Var instead of Mask.
1112 (mspecld-anomaly): Likewise.
1113 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Renamed from
1114 (enum bfin_cpu): ... this. Add BFIN_CPU_BF522, BFIN_CPU_BF525,
1115 BFIN_CPU_BF527, BFIN_CPU_BF538, BFIN_CPU_BF539, BFIN_CPU_BF542,
1116 BFIN_CPU_BF544, BFIN_CPU_BF548, and BFIN_CPU_BF549.
1117 (bfin_si_revision): Declare.
1118 (bfin_workarounds): Declare.
1119 (WA_SPECULATIVE_LOADS): Define.
1120 (ENABLE_WA_SPECULATIVE_LOADS): Define.
1121 (WA_SPECULATIVE_SYNCS): Define.
1122 (ENABLE_WA_SPECULATIVE_SYNCS): Define.
1123 * config/bfin/elf.h (STARTFILE_SPEC): Rename crt532.o to basiccrt.o.
1124 (LIB_SPEC): Add %s to the linker scripts.
1125 Use proper linker script for bf522, bf525, bf527,
1126 bf538, bf539, bf542, bf544, bf548, and bf549.
1127 * config/bfin/bfin.c (bfin_si_revision): Define.
1128 (bfin_workarounds): Define.
1129 (struct bfin_cpu): New.
1131 (bfin_handle_option): Handle silicon revision part of -mcpu option.
1132 (override_options): Set bfin_workarounds.
1133 (length_for_loop): Replace TARGET_CSYNC_ANOMALY with
1134 ENABLE_WA_SPECULATIVE_SYNCS, TARGET_SPECLD_ANOMALY with
1135 ENABLE_WA_SPECULATIVE_LOADS.
1136 (bfin_reorg): Likewise.
1137 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
1138 macros for bf522, bf525, bf527, bf538, bf539,
1139 bf542, bf544, bf548, and bf549.
1140 Define __SILICON_REVISION__ and __WORKAROUND_* macros if needed.
1141 Don't define __ID_SHARED_LIB__ when -msep-data.
1142 (TARGET_DEFAULT): Define as 0.
1143 (DRIVER_SELF_SPECS): Add -mcpu=bf532 if no -mcpu option.
1144 * doc/invoke.texi (Blackfin Options): Document silicon
1145 revision part of -mcpu option and it now accepts bf522, bf525,
1146 bf527, bf538, bf539, bf542, bf544, bf548, and bf549.
1148 2007-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1150 * alias.c (memory_modified_1): Deconstify.
1151 (memory_modified_in_insn_p): Don't use const_note_stores.
1152 * rtl.h (const_note_stores): Delete.
1153 * rtlanal.c (const_note_stores): Likewise.
1155 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
1157 * dse.c (find_shift_sequence): Temporarily revert to forbidding
1160 2007-09-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
1164 * config/fr30/fr30.md (addsi3): Check REG_P() before calling REGNO().
1165 (addsi_small_int): Likewise.
1166 (addsi_big_int): Use rtx_equal_p() instead of REGNO() comparison.
1167 (one_cmplsi2): Likewise.
1169 (enter_func): Expand insn using hard_frame_pointer_rtx and
1172 * config/fr30/fr30.c (fr30_expand_prologue): Check for
1173 hard_frame_pointer_rtx instead of using REGNO() check.
1174 Properly sign extend GEN_INT() argument.
1176 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
1178 * config/m68k/m68k.c (override_options): Remove USE_GAS,
1180 (output_dbcc_and_branch, output_scc_di): Replace all jbcc
1181 alternatives with just jcc.
1182 * config/m68k/m68k.md (addsi_lshrsi_31, beq0_di, bne0_di,
1183 bge0_di, blt0_di, bgtu, bltu, bgeu, bleu, bgtu_rev,
1184 bltu_rev, bgeu_rev, bleu_rev, jump, dbne_hi, dbne_si,
1185 dbge_hi, dbge_si): Likewise.
1187 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
1189 * config/m68k/m68k.md (beq, bne, bgt, blt, bge, ble, bordered,
1190 bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, beq_rev,
1191 bne_rev, bgt_rev, blt_rev, bge_rev, ble_rev, bordered_rev,
1192 bunordered_rev, buneq_rev, bunge_rev, bungt_rev, bunle_rev,
1193 bunlt_rev, bltgt_rev): Replace all fbcc with fjcc.
1195 2007-09-18 Maxim Kuvyrkov <maxim@codesourcery.com>
1197 * config/m68k/m68k-devices.def (51qe): New device.
1198 * config/m68k/m68k.c (FL_FOR_isa_c): Remove division unit. Add it
1199 to all uses of FL_FOR_isa_c for compatibility.
1200 (all_microarchs): Add cfv1 microarchitecture.
1201 (m68k_handle_option): Handle m51qe option.
1202 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Handle 51QE.
1203 (TUNE_CFV1): New macro.
1204 (enum uarch_type): Add ucfv1.
1205 * doc/invoke.texi: Document 51qe device and cfv1 microarchitecture.
1207 2007-09-18 Richard Guenther <rguenther@suse.de>
1209 PR tree-optimization/31863
1210 * tree-ssa-structalias.c (create_variable_info_for): Always
1211 free the fieldstack.
1213 2007-09-18 Dorit Nuzman <dorit@il.ibm.com>
1215 * opts.c (decode_options): Enable vectorization under -O3.
1217 2007-09-18 Richard Guenther <rguenther@suse.de>
1219 PR tree-optimization/33340
1220 * tree-ssa-sccvn.c (set_ssa_val_to): Do not set values to
1221 SSA_NAMEs that occur in abnormal PHI nodes.
1223 2007-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1225 * tree-cfg.c (is_ctrl_altering_stmt, tree_block_ends_with_call_p):
1226 Don't use const_get_call_expr_in.
1227 * tree-gimple.c (const_get_call_expr_in): Delete.
1228 * tree-gimple.h (const_get_call_expr_in): Likewise.
1230 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
1232 * df-scan.c (df_notes_rescan): Do nothing if the instruction does
1233 not yet have a basic block.
1234 * dse.c (find_shift_sequence): Don't set DF_NO_INSN_RESCAN.
1236 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
1238 * config/mips/mips.c (mips_file_start): Add ".previous" directives
1239 to both ".section"s.
1241 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
1243 * config/mips/mips.c (mips_output_mi_thunk): Use
1244 mips_function_ok_for_sibcall and const_call_insn_operand
1245 to determine if a direct sibcall is allowed. Use
1246 mips_classify_symbol to determine a global pointer is needed.
1248 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
1250 * config/mips/mips.md (*clear_upper32): Use "W" as the memory operand.
1252 2007-09-17 Chao-ying Fu <fu@mips.com>
1253 Nigel Stephens <nigel@mips.com>
1255 * config/fixed-bit.h: New file.
1256 * config/fixed-bit.c: New file.
1257 * doc/libgcc.texi (Fixed-point fractional library routines): New node.
1259 2007-09-18 Jakub Jelinek <jakub@redhat.com>
1261 * c-format.h (format_kind_info): Add alloc_char field.
1262 * c-format.c (scanf_flag_specs): Add 'm'.
1263 (scanf_flag_pairs): Add 'a', 'm' pair.
1264 (scan_char_table): Allow 'm' modifier for c, s, [, C and S.
1265 (format_types_orig): Add alloc_char fields.
1266 (check_format_info_main): Rename aflag to alloc_flag.
1267 Handle fki->alloc_char. modifier after width and before length
1268 modifiers. Move FMT_FLAG_SCANF_A_KLUDGE handling before
1269 length modifiers as well.
1270 * config/sol2-c.c (solaris_format_types): Add alloc_char field.
1273 * builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
1274 returned by build_call_expr.
1276 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
1278 * tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
1279 NULL for variable-sized records too.
1280 (sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
1282 2007-09-17 Tom Tromey <tromey@redhat.com>
1284 * c-decl.c (pushdecl): Don't set DECL_LANG_SPECIFIC.
1285 (c_builtin_function): Likewise.
1286 (grokdeclarator): Likewise.
1288 2007-09-17 Zdenek Dvorak <ook@ucw.cz>
1290 PR rtl-optimization/26449
1291 * loop-invariant.c (move_invariant_reg): Do not use force_operand.
1292 (seq_insns_valid_p): Removed.
1294 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
1296 * tree-nomudflap.c (gate_mudflap): New static function.
1297 (pass_mudflap_1): Use it as gate function.
1298 (pass_mudflap_2): Likewise.
1300 2007-09-17 Jan Hubicka <jh@suse.cz>
1304 * loop-invariant.c (move_invariant_reg): Unshare sequence.
1306 2007-09-17 Victor Kaplansky <victork@il.ibm.com>
1308 PR tree-optimization/33319
1309 * tree-vect-analyze.c (vect_same_range_drs): New.
1310 (vect_vfa_range_equal): New.
1311 (vect_is_duplicate_ddr): Removed.
1312 (vect_mark_for_runtime_alias_test): Do not perform marking when
1313 optimizing for size or max_param for alias checking is zero.
1314 Move the function before vect_analyze_data_ref_dependence.
1315 (vect_analyze_data_ref_dependence): Add call to
1316 vect_mark_for_runtime_alias_test in two cases when dependence
1318 (vect_analyze_data_ref_dependences): Do not call to
1319 vect_mark_for_runtime_alias_test.
1320 (vect_prune_runtime_alias_test_list): New.
1321 (vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
1322 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
1323 Update vec_outside_cost.
1324 (vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
1325 (vect_create_cond_for_alias_checks): Build the base address of data
1326 reference from DR_GROUP_FIRST_DR.
1327 (vect_loop_versioning): New.
1328 (vect_transform_loop): Add a call to vect_loop_versioning.
1329 Remove factored out code.
1331 2007-09-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1334 * expr.c (store_expr): Call adjust_address to change mode of dest_mem
1337 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
1339 * dse.c (find_shift_sequence): Allow word as well as subword shifts.
1340 Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
1341 Fix the call to insn_rtx_cost. Skip access sizes that require a
1342 real truncation of the store register. Use convert_move instead
1343 of gen_lowpart when narrowing the result.
1344 (replace_read): Use convert_move instead of gen_lowpart when
1345 narrowing the store rhs.
1347 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
1349 * config/mips/mips.md (SHORT): Fix long line.
1350 (SUBDI): New mode iterator. Extend the shift-and-truncate insns
1351 to QImode and HImode.
1353 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
1355 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
1357 2007-09-15 Zdenek Dvorak <ook@ucw.cz>
1359 * tree-parloops.c: New file.
1360 * tree-ssa-operands.h (free_stmt_operands): Declare.
1361 * tree-ssa-loop-manip.c (split_loop_exit_edge): Return the new basic
1363 * tree-pass.h (pass_parallelize_loops): Declare.
1364 * omp-low.c (expand_omp_parallel, expand_omp_for): Update SSA form for
1366 (build_omp_regions_1): Allow analysing just a single OMP region and
1368 ( build_omp_regions_root, omp_expand_local): New functions.
1369 (build_omp_regions): Add argument to build_omp_regions_1 call.
1370 * builtins.def (DEF_GOMP_BUILTIN): Initialize OMP builtins when
1371 autoparallelization is run.
1372 * timevar.def (TV_TREE_PARALLELIZE_LOOPS): New.
1373 * tree-ssa-loop.c (gate_tree_parallelize_loops, tree_parallelize_loops,
1374 pass_parallelize_loops): New.
1375 * common.opt (ftree-parallelize-loops): New.
1376 * tree-flow.h (omp_expand_local, tree_duplicate_sese_tail,
1377 parallelize_loops): Declare.
1378 (add_phi_args_after_copy, split_loop_exit_edge): Declaration changed.
1379 * Makefile.in (tree-parloops.o): Added.
1380 * tree-cfg.c (add_phi_args_after_copy_edge, tree_duplicate_sese_tail):
1382 (add_phi_args_after_copy_bb): Use add_phi_args_after_copy_edge.
1383 (add_phi_args_after_copy): Call add_phi_args_after_copy_edge for
1384 one extra edge as well.
1385 (tree_duplicate_sese_region): Add argument to add_phi_args_after_copy.
1386 Use VEC_free to free doms vector.
1387 (move_block_to_fn): Update loop info. Remove phi nodes for virtual
1388 operands. Recompute operand caches in the new function.
1389 (move_sese_region_to_fn): Update loop info.
1390 * passes.c (init_optimization_passes): Add pass_parallelize_loops.
1391 * tree-ssa-operands.c (free_stmt_operands): New function.
1393 * doc/passes.texi: Document autoparallelization.
1394 * doc/invoke.texi (-ftree-parallelize-loops): New option.
1396 2007-09-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1399 * pa.c (function_value): Use GET_MODE_BITSIZE instead of
1402 2007-09-15 Dorit Nuzman <dorit@il.ibm.com>
1404 * tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
1405 the VEC is not NULL.
1406 (vectorizable_type_demotion, vectorizable_type_promotion): Check that
1407 get_vectype_for_scalar_type succeeded.
1408 (vectorizable_conversion): Likewise.
1410 2007-09-14 Jan Hubicka <jh@suse.cz>
1412 * config/i386/i386.md (*floatdi<mode>2_i387): Guard against
1415 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
1418 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary
1419 register when operands[2] equals operands[1].
1420 (remainderxf3): Ditto.
1422 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
1423 Nigel Stephens <nigel@mips.com>
1425 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
1426 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
1427 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to
1429 (_Unwind_ForcedUnwind): Likewise.
1430 (_Unwind_Resume): Likewise.
1431 (_Unwind_Resume_or_Rethrow): Likewise.
1432 (_Unwind_Backtrace): Likewise.
1433 (_Unwind_SjLj_RaiseException): Likewise.
1434 (_Unwind_SjLj_ForcedUnwind): Likewise.
1435 (_Unwind_SjLj_Resume): Likewise.
1436 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
1437 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
1439 (_Unwind_ForcedUnwind): Likewise.
1440 (_Unwind_Resume): Likewise.
1441 (_Unwind_Resume_or_Rethrow): Likewise.
1442 (_Unwind_Backtrace): Likewise.
1443 * unwind-compat.c (_Unwind_Backtrace): Likewise.
1444 (_Unwind_ForcedUnwind): Likewise.
1445 (_Unwind_RaiseException): Likewise.
1446 (_Unwind_Resume): Likewise.
1447 (_Unwind_Resume_or_Rethrow): Likewise.
1449 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
1450 nomips16 mode when IN_LIBGCC2 with hard float.
1452 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
1454 * config/mips/sdemtk.opt: Update to GPLv3.
1455 * config/mips/sdemtk.h: Likewise.
1457 2007-09-14 Nigel Stephens <nigel@mips.com>
1459 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
1460 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
1461 for mipsisa32-*-linux*.
1463 2007-09-14 Nigel Stephens <nigel@mips.com>
1464 David Ung <davidu@mips.com>
1465 Thiemo Seufer <ths@mips.com>
1466 Richard Sandiford <richard@codesourcery.com>
1468 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
1469 * configure.ac: Add a mipssde threading type.
1470 * configure: Regenerate.
1471 * config/mips/sdemtk.h: New file.
1472 * config/mips/t-sdemtk: Likewise.
1473 * config/mips/sdemtk.opt: Likewise.
1474 * gthr-mipssde.h: Likewise.
1475 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
1476 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
1477 (MIPS_ICACHE_SYNC): New macro, split from ...
1478 * config/mips/mips.md (clear_cache): ...here.
1479 * config/mips/mips.c (mips_save_reg_p): Check
1480 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
1481 (build_mips16_function_stub): Use targetm.strip_name_encoding.
1482 (build_mips16_call_stub): Likewise.
1484 2007-09-14 Richard Sandiford <richard@codesourcery.com>
1486 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
1488 2007-09-14 Jakub Jelinek <jakub@redhat.com>
1491 * config/ia64/ia64.c (find_gr_spill): Don't decrement
1492 current_frame_info.n_local_regs. Don't return emitted local
1494 (ia64_compute_frame_size): Improve unwind hack to put
1495 RP, PFS, FP in that order by allowing some of the registers
1496 been already emitted, as long as they are emitted to the
1499 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1501 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
1502 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
1503 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
1505 2007-09-13 Eric Christopher <echristo@apple.com>
1506 Kenneth Zadeck <zadeck@naturalbridge.com>
1508 * dse.c (find_shift_sequence): New function.
1509 (replace_read): Add case to remove read if it requires shift.
1510 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
1512 2007-09-13 Tom Tromey <tromey@redhat.com>
1514 * c-common.c (fname_as_string): Update.
1515 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
1516 (c_lex_one_token): Update. Add 'parser' argument.
1517 (c_parser_simple_asm_expr): Update.
1518 (c_parser_attributes): Update.
1519 (c_parser_asm_statement): Update.
1520 (c_parser_asm_operands): Update.
1521 (c_parser_peek_token): Update.
1522 (c_parser_peek_2nd_token): Update.
1523 * c-lex.c (c_lex_string_translate): Remove.
1524 (c_lex_return_raw_strings): Likewise.
1525 (c_lex_with_flags): Added 'lex_flags' argument.
1526 (lex_string): Added 'translate' argument.
1527 * c-pragma.h (c_lex_with_flags): Update.
1528 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
1529 (C_LEX_STRING_NO_TRANSLATE): New define.
1530 (C_LEX_RAW_STRINGS): Likewise.
1532 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
1535 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
1536 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
1537 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
1538 (bfin_init_builtins): Initialize __builtin_bfin_ones,
1539 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
1540 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
1541 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
1542 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
1543 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
1544 (bdesc_1arg): Add __builtin_bfin_ones.
1545 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
1546 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
1547 and __builtin_bfin_csqu_fr16.
1548 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
1549 (ones): New define_insn.
1550 (ssaddhi3_parts): New define_insn.
1551 (sssubhi3_parts): New define_insn.
1552 (flag_mulhi_parts): New define_insn.
1554 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
1556 * common.opt (femit-class-debug-always): Turn off by default.
1558 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
1560 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
1561 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
1563 2007-09-13 James E. Wilson <wilson@specifix.com>
1565 PR tree-optimization/33389
1566 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
1567 then set build_loads before returning.
1569 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
1570 David Ung <davidu@mips.com>
1572 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
1573 {d}addiu and a negative immediate such that it works with MIPS16
1576 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
1579 * configure.ac (ld_vers): Support Linux linker.
1580 * configure: Regenerated.
1582 2007-09-13 Richard Sandiford <richard@codesourcery.com>
1583 Sandra Loosemore <sandra@codesourcery.com>
1585 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
1586 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
1587 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
1588 nomips16 into decl attributes.
1589 (TARGET_INSERT_ATTRIBUTES): Override.
1590 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
1591 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
1592 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
1593 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
1594 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
1595 (mips_use_mips16_mode_p): Reimplement as a function that takes
1596 a decl and considers only decl attributes. If the decl is nested
1597 function, use its parent attributes.
1598 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
1599 instead of SYMBOL_REF_MIPS16_FUNC_P.
1600 (mips_set_mips16_mode): Move call to sorry here from old
1601 mips_use_mips16_mode_p.
1602 (mflip_mips16_entry): New structure.
1603 (mflip_mips16_htab): New variable.
1604 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
1605 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
1606 (mips_merge_decl_attributes): New function.
1607 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
1608 Use mips_use_mips16_mode_p.
1609 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
1610 SYMBOL_REF_MIPS16_FUNC_P.
1611 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
1613 2007-09-13 Richard Sandiford <richard@codesourcery.com>
1615 * c-parser.c (c_parser_struct_declaration): Check for a null return.
1617 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1620 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
1622 2007-09-12 Michael Meissner <michael.meissner@amd.com>
1623 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1624 Tony Linthicum <tony.linthicum@amd.com>
1626 * tree.h (function_args_iterator): New type to iterate over
1628 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
1629 function arguments providing a pointer to the argument.
1630 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
1631 function arguments providing the argument.
1632 (function_args_iter_init): Inline function to initialize
1633 function_args_iterator.
1634 (function_args_iter_cond_ptr): Inline function to return the next
1635 pointer to hold the argument.
1636 (function_args_iter_cond): Inline function to return the next
1638 (function_args_iter_cond_next): Advance the function args
1640 (stdarg_p): New function, return true if variable argument
1642 (prototype_p): New function, return true if function is
1644 (function_args_count): New function, count the number of arguments
1647 * tree.c (stdarg_p): New function, return true if variable
1649 (prototype_p): New function, return true if function is
1652 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
1653 (TARGET_ROUND): New macro for the round/ptest instructions which
1654 are shared between SSE4.1 and SSE5.
1655 (OPTION_MASK_ISA_ROUND): Ditto.
1656 (OPTION_ISA_ROUND): Ditto.
1657 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
1658 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
1660 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
1661 (-mfused-madd): New switch to give users control over whether the
1662 compiler optimizes to use the multiply/add SSE5 instructions.
1664 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
1665 m_ATHLON_K8_AMDFAM10, and change all uses.
1666 (enum pta_flags): Add PTA_SSE5.
1667 (ix86_handle_option): Turn off 3dnow if -msse5.
1668 (override_options): Add SSE5 support.
1669 (print_operand): %Y prints comparison codes for SSE5 com/pcom
1671 (ix86_expand_sse_movcc): Add SSE5 support.
1672 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
1673 vector type to the next largest size.
1674 (ix86_expand_sse5_pack): New function to use pperm to pack a
1675 vector type to the next smallest size.
1676 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
1677 (IX86_BUILTIN_FMADDSD): Ditto.
1678 (IX86_BUILTIN_FMADDPS): Ditto.
1679 (IX86_BUILTIN_FMADDPD): Ditto.
1680 (IX86_BUILTIN_FMSUBSS): Ditto.
1681 (IX86_BUILTIN_FMSUBSD): Ditto.
1682 (IX86_BUILTIN_FMSUBPS): Ditto.
1683 (IX86_BUILTIN_FMSUBPD): Ditto.
1684 (IX86_BUILTIN_FNMADDSS): Ditto.
1685 (IX86_BUILTIN_FNMADDSD): Ditto.
1686 (IX86_BUILTIN_FNMADDPS): Ditto.
1687 (IX86_BUILTIN_FNMADDPD): Ditto.
1688 (IX86_BUILTIN_FNMSUBSS): Ditto.
1689 (IX86_BUILTIN_FNMSUBSD): Ditto.
1690 (IX86_BUILTIN_FNMSUBPS): Ditto.
1691 (IX86_BUILTIN_FNMSUBPD): Ditto.
1692 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
1693 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
1694 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
1695 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
1696 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
1697 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
1698 (IX86_BUILTIN_PPERM): Ditto.
1699 (IX86_BUILTIN_PERMPS): Ditto.
1700 (IX86_BUILTIN_PERMPD): Ditto.
1701 (IX86_BUILTIN_PMACSSWW): Ditto.
1702 (IX86_BUILTIN_PMACSWW): Ditto.
1703 (IX86_BUILTIN_PMACSSWD): Ditto.
1704 (IX86_BUILTIN_PMACSWD): Ditto.
1705 (IX86_BUILTIN_PMACSSDD): Ditto.
1706 (IX86_BUILTIN_PMACSDD): Ditto.
1707 (IX86_BUILTIN_PMACSSDQL): Ditto.
1708 (IX86_BUILTIN_PMACSSDQH): Ditto.
1709 (IX86_BUILTIN_PMACSDQL): Ditto.
1710 (IX86_BUILTIN_PMACSDQH): Ditto.
1711 (IX86_BUILTIN_PMADCSSWD): Ditto.
1712 (IX86_BUILTIN_PMADCSWD): Ditto.
1713 (IX86_BUILTIN_PHADDBW): Ditto.
1714 (IX86_BUILTIN_PHADDBD): Ditto.
1715 (IX86_BUILTIN_PHADDBQ): Ditto.
1716 (IX86_BUILTIN_PHADDWD): Ditto.
1717 (IX86_BUILTIN_PHADDWQ): Ditto.
1718 (IX86_BUILTIN_PHADDDQ): Ditto.
1719 (IX86_BUILTIN_PHADDUBW): Ditto.
1720 (IX86_BUILTIN_PHADDUBD): Ditto.
1721 (IX86_BUILTIN_PHADDUBQ): Ditto.
1722 (IX86_BUILTIN_PHADDUWD): Ditto.
1723 (IX86_BUILTIN_PHADDUWQ): Ditto.
1724 (IX86_BUILTIN_PHADDUDQ): Ditto.
1725 (IX86_BUILTIN_PHSUBBW): Ditto.
1726 (IX86_BUILTIN_PHSUBWD): Ditto.
1727 (IX86_BUILTIN_PHSUBDQ): Ditto.
1728 (IX86_BUILTIN_PROTB): Ditto.
1729 (IX86_BUILTIN_PROTW): Ditto.
1730 (IX86_BUILTIN_PROTD): Ditto.
1731 (IX86_BUILTIN_PROTQ): Ditto.
1732 (IX86_BUILTIN_PROTB_IMM): Ditto.
1733 (IX86_BUILTIN_PROTW_IMM): Ditto.
1734 (IX86_BUILTIN_PROTD_IMM): Ditto.
1735 (IX86_BUILTIN_PROTQ_IMM): Ditto.
1736 (IX86_BUILTIN_PSHLB): Ditto.
1737 (IX86_BUILTIN_PSHLW): Ditto.
1738 (IX86_BUILTIN_PSHLD): Ditto.
1739 (IX86_BUILTIN_PSHLQ): Ditto.
1740 (IX86_BUILTIN_PSHAB): Ditto.
1741 (IX86_BUILTIN_PSHAW): Ditto.
1742 (IX86_BUILTIN_PSHAD): Ditto.
1743 (IX86_BUILTIN_PSHAQ): Ditto.
1744 (IX86_BUILTIN_FRCZSS): Ditto.
1745 (IX86_BUILTIN_FRCZSD): Ditto.
1746 (IX86_BUILTIN_FRCZPS): Ditto.
1747 (IX86_BUILTIN_FRCZPD): Ditto.
1748 (IX86_BUILTIN_CVTPH2PS): Ditto.
1749 (IX86_BUILTIN_CVTPS2PH): Ditto.
1750 (IX86_BUILTIN_COMEQSS): Ditto.
1751 (IX86_BUILTIN_COMNESS): Ditto.
1752 (IX86_BUILTIN_COMLTSS): Ditto.
1753 (IX86_BUILTIN_COMLESS): Ditto.
1754 (IX86_BUILTIN_COMGTSS): Ditto.
1755 (IX86_BUILTIN_COMGESS): Ditto.
1756 (IX86_BUILTIN_COMUEQSS): Ditto.
1757 (IX86_BUILTIN_COMUNESS): Ditto.
1758 (IX86_BUILTIN_COMULTSS): Ditto.
1759 (IX86_BUILTIN_COMULESS): Ditto.
1760 (IX86_BUILTIN_COMUGTSS): Ditto.
1761 (IX86_BUILTIN_COMUGESS): Ditto.
1762 (IX86_BUILTIN_COMORDSS): Ditto.
1763 (IX86_BUILTIN_COMUNORDSS): Ditto.
1764 (IX86_BUILTIN_COMFALSESS): Ditto.
1765 (IX86_BUILTIN_COMTRUESS): Ditto.
1766 (IX86_BUILTIN_COMEQSD): Ditto.
1767 (IX86_BUILTIN_COMNESD): Ditto.
1768 (IX86_BUILTIN_COMLTSD): Ditto.
1769 (IX86_BUILTIN_COMLESD): Ditto.
1770 (IX86_BUILTIN_COMGTSD): Ditto.
1771 (IX86_BUILTIN_COMGESD): Ditto.
1772 (IX86_BUILTIN_COMUEQSD): Ditto.
1773 (IX86_BUILTIN_COMUNESD): Ditto.
1774 (IX86_BUILTIN_COMULTSD): Ditto.
1775 (IX86_BUILTIN_COMULESD): Ditto.
1776 (IX86_BUILTIN_COMUGTSD): Ditto.
1777 (IX86_BUILTIN_COMUGESD): Ditto.
1778 (IX86_BUILTIN_COMORDSD): Ditto.
1779 (IX86_BUILTIN_COMUNORDSD): Ditto.
1780 (IX86_BUILTIN_COMFALSESD): Ditto.
1781 (IX86_BUILTIN_COMTRUESD): Ditto.
1782 (IX86_BUILTIN_COMEQPS): Ditto.
1783 (IX86_BUILTIN_COMNEPS): Ditto.
1784 (IX86_BUILTIN_COMLTPS): Ditto.
1785 (IX86_BUILTIN_COMLEPS): Ditto.
1786 (IX86_BUILTIN_COMGTPS): Ditto.
1787 (IX86_BUILTIN_COMGEPS): Ditto.
1788 (IX86_BUILTIN_COMUEQPS): Ditto.
1789 (IX86_BUILTIN_COMUNEPS): Ditto.
1790 (IX86_BUILTIN_COMULTPS): Ditto.
1791 (IX86_BUILTIN_COMULEPS): Ditto.
1792 (IX86_BUILTIN_COMUGTPS): Ditto.
1793 (IX86_BUILTIN_COMUGEPS): Ditto.
1794 (IX86_BUILTIN_COMORDPS): Ditto.
1795 (IX86_BUILTIN_COMUNORDPS): Ditto.
1796 (IX86_BUILTIN_COMFALSEPS): Ditto.
1797 (IX86_BUILTIN_COMTRUEPS): Ditto.
1798 (IX86_BUILTIN_COMEQPD): Ditto.
1799 (IX86_BUILTIN_COMNEPD): Ditto.
1800 (IX86_BUILTIN_COMLTPD): Ditto.
1801 (IX86_BUILTIN_COMLEPD): Ditto.
1802 (IX86_BUILTIN_COMGTPD): Ditto.
1803 (IX86_BUILTIN_COMGEPD): Ditto.
1804 (IX86_BUILTIN_COMUEQPD): Ditto.
1805 (IX86_BUILTIN_COMUNEPD): Ditto.
1806 (IX86_BUILTIN_COMULTPD): Ditto.
1807 (IX86_BUILTIN_COMULEPD): Ditto.
1808 (IX86_BUILTIN_COMUGTPD): Ditto.
1809 (IX86_BUILTIN_COMUGEPD): Ditto.
1810 (IX86_BUILTIN_COMORDPD): Ditto.
1811 (IX86_BUILTIN_COMUNORDPD): Ditto.
1812 (IX86_BUILTIN_COMFALSEPD): Ditto.
1813 (IX86_BUILTIN_COMTRUEPD): Ditto.
1814 (IX86_BUILTIN_PCOMEQUB): Ditto.
1815 (IX86_BUILTIN_PCOMNEUB): Ditto.
1816 (IX86_BUILTIN_PCOMLTUB): Ditto.
1817 (IX86_BUILTIN_PCOMLEUB): Ditto.
1818 (IX86_BUILTIN_PCOMGTUB): Ditto.
1819 (IX86_BUILTIN_PCOMGEUB): Ditto.
1820 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
1821 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
1822 (IX86_BUILTIN_PCOMEQUW): Ditto.
1823 (IX86_BUILTIN_PCOMNEUW): Ditto.
1824 (IX86_BUILTIN_PCOMLTUW): Ditto.
1825 (IX86_BUILTIN_PCOMLEUW): Ditto.
1826 (IX86_BUILTIN_PCOMGTUW): Ditto.
1827 (IX86_BUILTIN_PCOMGEUW): Ditto.
1828 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
1829 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
1830 (IX86_BUILTIN_PCOMEQUD): Ditto.
1831 (IX86_BUILTIN_PCOMNEUD): Ditto.
1832 (IX86_BUILTIN_PCOMLTUD): Ditto.
1833 (IX86_BUILTIN_PCOMLEUD): Ditto.
1834 (IX86_BUILTIN_PCOMGTUD): Ditto.
1835 (IX86_BUILTIN_PCOMGEUD): Ditto.
1836 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
1837 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
1838 (IX86_BUILTIN_PCOMEQUQ): Ditto.
1839 (IX86_BUILTIN_PCOMNEUQ): Ditto.
1840 (IX86_BUILTIN_PCOMLTUQ): Ditto.
1841 (IX86_BUILTIN_PCOMLEUQ): Ditto.
1842 (IX86_BUILTIN_PCOMGTUQ): Ditto.
1843 (IX86_BUILTIN_PCOMGEUQ): Ditto.
1844 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
1845 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
1846 (IX86_BUILTIN_PCOMEQB): Ditto.
1847 (IX86_BUILTIN_PCOMNEB): Ditto.
1848 (IX86_BUILTIN_PCOMLTB): Ditto.
1849 (IX86_BUILTIN_PCOMLEB): Ditto.
1850 (IX86_BUILTIN_PCOMGTB): Ditto.
1851 (IX86_BUILTIN_PCOMGEB): Ditto.
1852 (IX86_BUILTIN_PCOMFALSEB): Ditto.
1853 (IX86_BUILTIN_PCOMTRUEB): Ditto.
1854 (IX86_BUILTIN_PCOMEQW): Ditto.
1855 (IX86_BUILTIN_PCOMNEW): Ditto.
1856 (IX86_BUILTIN_PCOMLTW): Ditto.
1857 (IX86_BUILTIN_PCOMLEW): Ditto.
1858 (IX86_BUILTIN_PCOMGTW): Ditto.
1859 (IX86_BUILTIN_PCOMGEW): Ditto.
1860 (IX86_BUILTIN_PCOMFALSEW): Ditto.
1861 (IX86_BUILTIN_PCOMTRUEW): Ditto.
1862 (IX86_BUILTIN_PCOMEQD): Ditto.
1863 (IX86_BUILTIN_PCOMNED): Ditto.
1864 (IX86_BUILTIN_PCOMLTD): Ditto.
1865 (IX86_BUILTIN_PCOMLED): Ditto.
1866 (IX86_BUILTIN_PCOMGTD): Ditto.
1867 (IX86_BUILTIN_PCOMGED): Ditto.
1868 (IX86_BUILTIN_PCOMFALSED): Ditto.
1869 (IX86_BUILTIN_PCOMTRUED): Ditto.
1870 (IX86_BUILTIN_PCOMEQQ): Ditto.
1871 (IX86_BUILTIN_PCOMNEQ): Ditto.
1872 (IX86_BUILTIN_PCOMLTQ): Ditto.
1873 (IX86_BUILTIN_PCOMLEQ): Ditto.
1874 (IX86_BUILTIN_PCOMGTQ): Ditto.
1875 (IX86_BUILTIN_PCOMGEQ): Ditto.
1876 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
1877 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
1878 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
1879 OPTION_MASK_ISA_ROUND for instructions that are shared between
1881 (bdesc_2arg): Ditto.
1882 (bdesc_sse_3arg): Ditto.
1883 (enum multi_arg_type): New enum for describing the various SSE5
1884 intrinsic argument types.
1885 (bdesc_multi_arg): New table for SSE5 intrinsics.
1886 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
1887 (ix86_expand_multi_arg_builtin): New function for creating SSE5
1889 (ix86_expand_builtin): Add SSE5 intrinsic support.
1890 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
1891 operand instructions.
1892 (ix86_expand_sse5_multiple_memory): New function to split the
1893 second memory reference from SSE5 instructions.
1894 (type_has_variadic_args_p): Delete in favor of stdarg_p.
1895 (ix86_return_pops_args): Use stdarg_p to determine if the function
1896 has variable arguments.
1897 (ix86_setup_incoming_varargs): Ditto.
1898 (x86_this_parameter): Ditto.
1900 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
1902 (ix86_expand_sse5_pack): Ditto.
1903 (ix86_sse5_valid_op_p): Ditto.
1904 (ix86_expand_sse5_multiple_memory): Ditto.
1906 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
1907 constant for SSE5 support.
1908 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
1909 (UNSPEC_SSE5_TRUEFALSE): Ditto.
1910 (UNSPEC_SSE5_PERMUTE): Ditto.
1911 (UNSPEC_SSE5_ASHIFT): Ditto.
1912 (UNSPEC_SSE5_LSHIFT): Ditto.
1913 (UNSPEC_FRCZ): Ditto.
1914 (UNSPEC_CVTPH2PS): Ditto.
1915 (UNSPEC_CVTPS2PH): Ditto.
1916 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
1918 (COM_FALSE_S): Ditto.
1919 (COM_FALSE_P): Ditto.
1920 (COM_TRUE_S): Ditto.
1921 (COM_TRUE_P): Ditto.
1922 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
1923 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
1925 (memory attribute): Ditto.
1926 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
1927 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
1928 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
1929 (floor<mode>2): Ditto.
1930 (ceil<mode>2): Ditto.
1931 (btrunc<mode>2): Ditto.
1932 (nearbyintdf2): Ditto.
1933 (nearbyintsf2): Ditto.
1934 (sse_setccsf): Disable if SSE5.
1935 (sse_setccdf): Ditto.
1936 (sse5_setcc<mode>): New support for SSE5 conditional move.
1937 (sse5_pcmov_<mode>): Ditto.
1939 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
1941 (SSEMODEF2P): Ditto.
1942 (ssemodesuffixf4): New mode attribute for SSE5.
1943 (ssemodesuffixf2s): Ditto.
1944 (ssemodesuffixf2c): Ditto.
1945 (sserotatemax): Ditto.
1946 (ssescalarmode): Ditto.
1947 (sse_maskcmpv4sf3): Disable if SSE5.
1948 (sse_maskcmpv2df3): Ditto.
1949 (sse_vmmaskcmpv4sf3): Ditto.
1950 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
1952 (sse5_vmfmadd<mode>4): Ditto.
1953 (sse5_fmsub<mode>4): Ditto.
1954 (sse5_vmfmsub<mode>4): Ditto.
1955 (sse5_fnmadd<mode>4): Ditto.
1956 (sse5_vmfnmadd<mode>4): Ditto.
1957 (sse5_fnmsub<mode>4): Ditto.
1958 (sse5_vmfnmsub<mode>4): Ditto.
1959 (sse5i_fmadd<mode>4): Ditto.
1960 (sse5i_fmsub<mode>4): Ditto.
1961 (sse5i_fnmadd<mode>4): Ditto.
1962 (sse5i_fnmsub<mode>4): Ditto.
1963 (sse5i_vmfmadd<mode>4): Ditto.
1964 (sse5i_vmfmsub<mode>4): Ditto.
1965 (sse5i_vmfnmadd<mode>4): Ditto.
1966 (sse5i_vmfnmsub<mode>4): Ditto.
1967 (mulv16qi3): Add SSE5 support.
1969 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
1970 (sse2_mulv4si3): Disable if SSE5.
1971 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
1972 (sse4_1_roundps): Ditto.
1973 (sse4_1_roundsd): Ditto.
1974 (sse4_1_roundss): Ditto.
1975 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
1977 (sse_maskcmpsf3): Ditto.
1978 (sse_vmmaskcmpv4sf3): Ditto.
1979 (sse2_maskcmpv2df3): Ditto.
1980 (sse2_maskcmpdf3): Ditto.
1981 (sse2_vmmaskcmpv2df3): Ditto.
1982 (sse2_eq<mode>3): Ditto.
1983 (sse2_gt<mode>3): Ditto.
1984 (sse5_pcmov_<mode>): Add SSE5 support.
1985 (vec_unpacku_hi_v16qi): Ditto.
1986 (vec_unpacks_hi_v16qi): Ditto.
1987 (vec_unpacku_lo_v16qi): Ditto.
1988 (vec_unpacks_lo_v16qi): Ditto.
1989 (vec_unpacku_hi_v8hi): Ditto.
1990 (vec_unpacks_hi_v8hi): Ditto.
1991 (vec_unpacku_lo_v8hi): Ditto.
1992 (vec_unpacks_lo_v8hi): Ditto.
1993 (vec_unpacku_hi_v4si): Ditto.
1994 (vec_unpacks_hi_v4si): Ditto.
1995 (vec_unpacku_lo_v4si): Ditto.
1996 (vec_unpacks_lo_v4si): Ditto.
1997 (sse5_pmacsww): New SSE5 intrinsic insn.
1998 (sse5_pmacssww): Ditto.
1999 (sse5_pmacsdd): Ditto.
2000 (sse5_pmacssdd): Ditto.
2001 (sse5_pmacssdql): Ditto.
2002 (sse5_pmacssdqh): Ditto.
2003 (sse5_pmacsdqh): Ditto.
2004 (sse5_pmacsswd): Ditto.
2005 (sse5_pmacswd): Ditto.
2006 (sse5_pmadcsswd): Ditto.
2007 (sse5_pmadcswd): Ditto.
2008 (sse5_pcmov_<move>): Conditional move support on SSE5.
2009 (sse5_phaddbw): New SSE5 intrinsic insn.
2010 (sse5_phaddbd): Ditto.
2011 (sse5_phaddbq): Ditto.
2012 (sse5_phaddwd): Ditto.
2013 (sse5_phaddwq): Ditto.
2014 (sse5_phadddq): Ditto.
2015 (sse5_phaddubw): Ditto.
2016 (sse5_phaddubd): Ditto.
2017 (sse5_phaddubq): Ditto.
2018 (sse5_phadduwd): Ditto.
2019 (sse5_phadduwq): Ditto.
2020 (sse5_phaddudq): Ditto.
2021 (sse5_phsubbw): Ditto.
2022 (sse5_phsubwd): Ditto.
2023 (sse5_phsubdq): Ditto.
2024 (sse5_pperm): Ditto.
2025 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
2026 (sse5_pperm_zero_v16qi_v8hi): Ditto.
2027 (sse5_pperm_sign_v8hi_v4si): Ditto.
2028 (sse5_pperm_zero_v8hi_v4si): Ditto.
2029 (sse5_pperm_sign_v4si_v2di): Ditto.
2030 (sse5_pperm_sign_v4si_v2di): Ditto.
2031 (sse5_pperm_pack_v2di_v4si): Ditto.
2032 (sse5_pperm_pack_v4si_v8hi): Ditto.
2033 (sse5_pperm_pack_v8hi_v16qi): Ditto.
2034 (sse5_perm<mode>): New SSE5 intrinsic insn.
2035 (rotl<mode>3): Ditto.
2036 (sse5_rotl<mode>3): Ditto.
2037 (sse5_ashl<mode>3): Ditto.
2038 (sse5_lshl<mode>3): Ditto.
2039 (sse5_frcz<mode>2): Ditto.
2040 (sse5s_frcz<mode>2): Ditto.
2041 (sse5_cvtph2ps): Ditto.
2042 (sse5_cvtps2ph): Ditto.
2043 (sse5_vmmaskcmp<mode>3): Ditto.
2044 (sse5_com_tf<mode>3): Ditto.
2045 (sse5_maskcmp<mode>3): Ditto.
2046 (sse5_maskcmp_uns<mode>3): Ditto.
2047 (sse5_maskcmp_uns2<mode>3): Ditto.
2048 (sse5_pcom_tf<mode>3): Ditto.
2050 * config/i386/predicates.md (const_0_to_31_operand): New predicate
2052 (sse5_comparison_float_operator): New predicate to match the
2053 comparison operators supported by the SSE5 com instruction.
2054 (ix86_comparison_int_operator): New predicate to match just the
2055 signed int comparisons.
2056 (ix86_comparison_uns_operator): New predicate to match just the
2057 unsigned int comparisons.
2059 * doc/invoke.texi (-msse5): Add documentation.
2060 (-mfused-madd): Ditto.
2062 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
2064 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
2066 (x86_64-*-*): Ditto.
2068 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
2070 * config/i386/bmmintrin.h: New file, provide common x86 compiler
2071 intrinisics for SSE5.
2073 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
2076 * config/i386/mmintrin-common.h: New file, to contain common
2077 instructions between SSE4.1 and SSE5.
2079 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
2080 FOREACH_FUNCTION_ARGS to iterate over the argument list.
2081 (gen_regparm_prefix): Ditto.
2083 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
2084 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
2085 prototype_p to determine if a function is prototyped.
2087 2007-09-12 Janis Johnson <janis187@us.ibm.com>
2089 * config/dfp-bit.c (dfp_conversion_exception): New function.
2090 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
2091 (DFP_TO_INT): Ditto.
2092 (INT_TO_DFP): Ditto.
2093 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
2095 2007-09-12 Jakub Jelinek <jakub@redhat.com>
2098 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
2099 before sp restoration even when total_size is 0, but
2100 frame_pointer_needed.
2102 2007-09-12 Bob Wilson <bob.wilson@acm.org>
2104 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
2105 (xtensa_copy_incoming_a7): Use start_sequence instead of
2106 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
2107 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
2108 of the saveregs sequence.
2110 2007-09-12 Richard Sandiford <richard@codesourcery.com>
2112 * c-tree.h (grokfield): Add a "tree *" argument.
2113 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
2114 Chain nested decl attributes to it. Don't call decl_attributes here.
2115 (groktypename): Pass grokdeclarator a pointer to the attribute list.
2116 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
2117 (grokfield): Take a pointer to the decl's attributes and pass
2118 it to grokdeclarator.
2119 * c-parser.c (c_parser_struct_declaration): Update the calls to
2120 grokfield. Call decl_attributes for anonymous struct and union
2123 2007-09-12 Jan Hubicka <jh@suse.cz>
2125 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
2127 2007-09-12 Ira Rosen <irar@il.ibm.com>
2129 PR tree-optimization/32377
2130 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
2131 between positive and negative dependence distance using DDR_REVERSED_P.
2133 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
2135 PR tree-optimization/33373
2136 * tree-vect-analyze (vect_determine_vectorization_factor): Call
2137 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
2139 2007-09-12 Jan Hubicka <jh@suse.cz>
2142 * i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory): Disable
2145 2007-09-12 Christian Bruel <christian.bruel@st.com>
2147 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
2148 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
2150 2007-09-12 Ira Rosen <irar@il.ibm.com>
2152 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
2153 for oprnd1 if not required.
2154 (vectorizable_operation): Use scalar operand in SLP in case of
2155 shift with scalar argument.
2157 2007-09-12 Ira Rosen <irar@il.ibm.com>
2159 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and minimum
2162 2007-09-11 James E. Wilson <wilson@specifix.com>
2164 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
2165 TARGET_UNWIND_INFO is defined.
2166 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
2169 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
2171 * config/sh/sh.c (calc_live_regs): Use
2172 current_function_saves_all_registers instead of
2173 current_function_has_nonlocal_label.
2174 (sh_allocate_initial_value): Likewise.
2175 (sh_get_pr_initial_val): Likewise.
2176 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
2177 * config/sh/sh.md (load_ra): Likewise.
2179 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
2181 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
2184 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
2185 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
2187 2007-09-12 Sa Liu <saliu@de.ibm.com>
2189 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
2190 operands to DFmode GE or LE compares.
2192 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
2194 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
2195 REG_CLASS_NAMES): Add P0REGS.
2196 (REGNO_REG_CLASS): Return it where appropriate.
2197 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
2198 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
2199 * doc/md.texi (Blackfin family): Document 'q' constraints.
2201 2007-09-11 Steve Kenton <skenton@ou.edu>
2203 * pa/linux-unwind.h: Guard with inhibit_libc.
2204 * pa/hpux-unwind.h: Likewise.
2206 2007-09-11 David Daney <ddaney@avtrex.com>
2208 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
2209 * doc/install.texi: Document new --with-llsc and --without-llsc
2211 * config.gcc: Handle --with-llsc and --without-llsc configure options.
2212 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
2213 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
2215 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
2216 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
2217 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
2218 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
2219 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
2220 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
2221 * config/mips/mips.opt (mllsc): New option.
2222 * config/mips/mips.c (mips_llsc): Define variable.
2223 (mips_handle_option): Handle mllsc option.
2224 (override_options): Set mips_print_operand_punct for '|' and '-'.
2225 (print_operand): Add new %| and %- operand codes.
2226 * config/mips/mips.h (mips_llsc_setting): New enum type.
2227 (mips_llsc): Declare.
2228 (OPTION_DEFAULT_SPECS): Add llsc handling.
2229 (GENERATE_SYNC): New macro.
2230 (GENERATE_LL_SC): New macro.
2231 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
2232 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
2233 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
2234 in %| and %- operand codes.
2236 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
2238 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
2239 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
2241 2007-09-11 Jason Merrill <jason@redhat.com>
2244 * stor-layout.c (layout_decl): Do pack variable size fields.
2246 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
2248 * config/m68k/predicates.md (movsi_const0_operand,
2249 non_symbolic_call_operand): New predicates.
2251 * config/m68k/constraints.md (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
2253 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
2254 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
2255 CW, CZ, CS, Ap and Ac.
2257 * config/m68k/m68k.md (UNSPEC_IB): New constant.
2258 (constraints.md): New include.
2259 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
2260 opx_mem, opy_mem, op_mem, guess, split): New attributes.
2261 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
2263 (pushdi): Add split.
2264 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
2265 attributes. Split tstsi_internal_68020_cf from it.
2266 (tstsi_internal_68020_cf): New pattern.
2267 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
2268 (tst<mode>_cf): Specify attributea.
2269 (cmpsi_cf): Name pattern. Specify attributes.
2270 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
2271 (pushexthisi_const): Fix to use alternatives. Specify
2273 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
2274 from it. Fix to use alternatives. Specify attributes.
2275 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
2276 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
2278 (movsf_cf_soft): Specify attributes.
2279 (movdf_cf_soft): Add split.
2280 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
2281 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
2282 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
2283 (truncdfsf2_68881): Name pattern. Specify attributes.
2284 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
2285 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
2286 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
2288 (addsi3_5200): Fix to use alternatives. Specify attributes.
2290 (add<mode>3_cf, subdi_dishl32): Specify attributes.
2291 (subsi3): Add alternative for subq.l. Specify attributes.
2292 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
2293 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
2295 (umulhisi3): Specify attributes.
2296 (mulhisisi3_z): Name pattern. Specify attributes.
2297 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
2298 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
2299 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
2300 bsetmemqi): Specify attributes.
2301 (bsetmemqi_ext): Name pattern. Specify attributes.
2302 (bclrmemqi): Specify attributes.
2303 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
2304 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
2306 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
2307 pattern. Specify attributes.
2308 (jump): Specify attributes.
2309 (tablejump_internal): Name pattern. Specify attributes.
2310 (call_value): Split into non_symbolic_call_value,
2311 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
2312 alternatives. Specify attributes.
2313 (non_symbolic_call_value, symbolic_call_value_jsr,
2314 symbolic_call_value_bsr): New patterns.
2315 (nop, return, unlink, indirect_jump): Specify attributes.
2316 (trap): Fix condition. Specify attributes.
2319 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
2320 (override_options): Initialize it. Initialize m68k_sched_cpu.
2321 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
2322 (const_method): Make global, rename to m68k_const_method.
2323 (const_int_cost, output_move_const_into_data_reg): Update.
2324 (output_move_double): Parametrize to emit rtl code, rename to
2326 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
2327 emit_movsi): New static functions.
2328 (output_move_double): New function with semantics of old
2330 (m68k_emit_move_double): New function.
2331 (m68k_sched_cpu): New variable.
2332 (attr_op_type): New enum.
2333 (sched_guess_p): New variable.
2334 (sched_address_type, sched_operand_type, sched_attr_op_type):
2335 New static functions.
2336 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
2337 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
2338 (sched_branch_type): New static variable.
2339 (m68k_sched_branch_type): New function.
2340 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
2341 (m68k_symbolic_call_var): Declare.
2342 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
2343 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
2344 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
2345 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
2348 2007-09-11 Jakub Jelinek <jakub@redhat.com>
2350 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
2351 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
2352 error if __builtin_va_arg_pack_len () wasn't optimized out during
2354 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
2355 with the number of inline's anonymous arguments.
2356 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
2358 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
2360 * fold-const.c (extract_muldiv_1): Do not simplify
2363 2007-09-11 Jan Hubicka <jh@suse.cz>
2365 * i386.h (ix86_tune_indices): Add X86_TUNE_INTER_UNIT_CONVERSIONS.
2366 (TARGET_INTER_UNIT_CONVERSIONS): New.
2367 * i386.md (floatsi expanders): Remove redundant check for SImode
2368 source; offload to memory when asked for.
2369 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
2370 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
2372 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
2373 floatsidf2_mixed_memory, floatsidf2_sse_memory
2374 floatdisf2_mixed_memory, floatsisf2_sse_memory,
2375 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
2377 2007-09-11 Jan Hubicka <jh@suse.cz>
2379 * toplev.c (process_options): all frontends now do unit-at-a-time.
2380 * cgraphunit.c: update comments.
2381 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
2382 * c-decl.c (finish_function): use cgraph_add_new_function.
2383 * function.c (expand_function_end): We are always unit-at-a-time.
2385 2007-09-11 Richard Sandiford <richard@codesourcery.com>
2387 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
2388 settings for MIPS16.
2389 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
2391 2007-09-11 Richard Sandiford <richard@codesourcery.com>
2393 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
2394 SYMBOL_FORCE_TO_MEM constants.
2395 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
2396 (mips16_rewrite_pool_refs_info): New structure.
2397 (mips16_rewrite_pool_constant): New function, split out from...
2398 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
2399 mips16_rewrite_pool_refs_info structure rather than a pointer
2400 to a constant pool. Force force_to_mem_operands into memory.
2401 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
2402 * config/mips/predicates.md (force_to_mem_operand): New predicate.
2403 * config/mips/constraints.md (kf): New constraint.
2404 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
2405 (*movsi_mips16): Likewise.
2407 2007-09-11 Richard Sandiford <richard@codesourcery.com>
2408 Nigel Stephens <nigel@mips.com>
2409 David Ung <davidu@mips.com>
2411 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
2412 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
2413 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
2414 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
2415 (mips_zero_extend_cost): New functions.
2416 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
2417 Use the new functions. Tweak many cost estimates, both here
2418 and in the new subroutines. Return false when the cost of the
2419 operands has not been calculated. Check for *clear_upper32.
2420 Check for floating-point multiply-add, reciprocal and rsqrt
2421 patterns. Handle comparison and rotation codes.
2423 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
2425 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
2427 * config/i386/i386.c (get_dllimport_decl): Don't strip
2430 2007-09-10 Janis Johnson <janis187@us.ibm.com>
2433 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
2434 declarations to top.
2435 (DFP_TO_BFP): Use for either XFmode or TFmode.
2436 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
2438 * config/dfp-bit.h: Include float.h.
2439 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
2440 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
2441 which doesn't mean the same thing.
2442 (BFP_KIND): Use 4 to mean TFmode.
2443 (BFP_FMT): Specify the number of decimal digits based on the
2444 number of mantissa digits.
2445 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
2446 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
2447 (STR_TO_BFP): Use strtold for XFmode or TFmode.
2448 (TFtype): Define if TFmode is supported.
2449 * doc/libgcc.texi (Decimal float library routines): Document
2450 TF conversion functions.
2452 2007-09-10 Chao-ying Fu <fu@mips.com>
2454 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
2455 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
2456 (mips_emit_compare): Process fixed-point modes.
2457 (mips_pad_arg_upward): Support fixed-point types.
2458 (override_options): Allow fixed-point modes in accumulators.
2459 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
2460 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
2461 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
2462 (mips_scalar_mode_supported_p): New function to accept fixed-point
2463 modes if the width is not greater than two BITS_PER_WORD.
2464 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
2465 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
2466 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
2467 LONG_LONG_ACCUM_TYPE_SIZE): Define.
2468 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
2470 ("IMODE"): New mode attribute.
2471 (mips-fixed.md): Include.
2472 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
2474 * config/mips/mips-fixed.md: New file.
2476 2007-09-11 Ben Elliston <bje@au.ibm.com>
2478 * config/spu/spu.md: Formatting fixes.
2480 2007-09-10 Janis Johnson <janis187@us.ibm.com>
2482 * config/dfp-bit.c (dfp_unary_func): Delete.
2483 (dfp_unary_op): Delete.
2484 (dfp_binary_op): Use decFloat functions instead of decNumber
2485 functions for binary operations.
2486 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
2487 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
2489 (dfp_compare_op): Use decFloat functions insteadof decNumber
2490 functions for comparisons.
2491 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
2492 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
2494 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
2495 call to dxx_binary_op and decFloat function.
2496 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
2497 calls to dxx_binary_op and decFloat function.
2498 * config/dfp-bit.h: Include decFloat header files.
2499 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
2500 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
2501 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
2502 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
2504 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
2505 Jan Sjodin <jan.sjodin@amd.com>
2507 * tree-vect-analyze.c (vect_analyze_operations): Change
2508 comparison of loop iterations with threshold to less than
2509 or equal to instead of less than. Reduce
2510 min_scalar_loop_bound by one.
2511 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
2512 Change prologue and epilogue iterations estimate to vf/2,
2513 when unknown at compile-time. Change versioning guard
2514 cost to taken_branch_cost. If peeling for alignment is
2515 unknown at compile-time, change peel guard costs to one
2516 taken branch and one not-taken branch per peeled loop.
2517 If peeling for alignment is known but number of scalar loop
2518 iterations is unknown at compile-time, change peel guard
2519 costs to one taken branch per peeled loop. Change the cost
2520 model equation to consider vector iterations as the loop
2521 iterations less the prologue and epilogue iterations.
2522 Change outside vector cost check to less than or equal to
2523 zero instead of equal to zero.
2524 (vect_do_peeling_for_loop_bound): Reduce
2525 min_scalar_loop_bound by one.
2526 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
2527 TARG_COND_NOT_TAKEN_BRANCH_COST.
2528 * config/i386/i386.h (processor_costs): Add
2529 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
2530 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
2531 vec_align_load_cost, vect_unalign_load_cost,
2532 vec_store_cost, cond_taken_branch_cost,
2533 cond_not_taken_branch_cost.
2534 Define macros for x86 costs.
2535 * config/i386/i386.c:
2536 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
2537 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
2538 scalar_to_vec_cost, vec_align_load_cost,
2539 vect_unalign_load_cost, vec_store_cost,
2540 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
2541 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
2542 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
2543 core2_cost, generic64_cost, generic32_cost): Set to default
2545 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
2546 (x86_builtin_vectorization_cost): New.
2548 2007-09-10 Janis Johnson <janis187@us.ibm.com>
2549 Ben Elliston <bje@au.ibm.com>
2551 * dfp.c: Include decimal128Local.h;
2552 (dfp_byte_swap): Remove.
2553 (encode_decimal32, decode_decimal32): Don't handle endianness.
2554 (encode_decimal64, decode_decimal64): Ditto.
2555 (encode_decimal128, decode_decimal128): Ditto.
2556 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
2558 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
2560 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
2561 * Makefile.in (DECNUM_H): Add decimal128Local.h.
2563 2007-09-10 David Daney <ddaney@avtrex.com>
2565 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
2567 (memory_barrier): Rewrote as an insn that clobbers memory.
2569 2007-09-10 Richard Sandiford <richard@codesourcery.com>
2571 * config/mips/mips.c (mips_global_pointer): Check
2572 call_really_used_regs instead of call_used_regs.
2573 (mips_save_reg_p): Likewise. Save all call-saved registers
2574 if current_function_saves_all_registers. Fix indentation.
2575 No longer treat $18 as a special case.
2576 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
2578 2007-09-10 Richard Sandiford <richard@codesourcery.com>
2580 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
2581 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
2582 the introductory comment.
2583 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
2584 (override_options): Don't test for it.
2585 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
2586 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
2587 * config/mips/vr.h: As for config/mips/sde.h.
2589 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
2590 Revital Eres <eres@il.ibm.com>
2592 * target.h (struct gcc_target.sched): New field: sms_res_mii.
2593 (struct ddg): Define.
2594 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
2595 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
2596 * config/spu/spu.c: Include ddg.h.
2597 (TARGET_SCHED_SMS_RES_MII): Define.
2598 (spu_sms_res_mii): New function to calculate mii.
2599 * modulo-sched (res_MII): Use it.
2600 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
2602 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
2604 * config/s390/s390.c (s390_dump_pool): Create copy of constant
2605 pool entries since they might hold values that must not be shared.
2607 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
2610 * gcc/config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
2611 Use 'N' operand constraint for op2.
2612 (lshr<mode>3): Ditto.
2613 (ashl<mode>3): Ditto.
2614 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
2615 (vec_shr_<mode>): Ditto.
2616 * gcc/config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
2617 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
2619 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
2621 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
2622 Change mode macro in the last real_2expN parameter to uppercase.
2624 2007-09-10 Michael Matz <matz@suse.de>
2626 * tree-pass.h (pass_cselim): Declare new pass.
2627 * passes.c (init_optimization_passes): Link in pass_cselim.
2628 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
2629 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
2630 cond_store_replacement.
2631 (condstoretemp): New static variable.
2632 (cond_store_replacement): New function.
2633 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
2634 tree_ssa_phiopt_worker.
2635 (struct name_to_bb): New.
2636 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
2637 nt_init_block, nt_fini_block): New static functions.
2638 (seen_ssa_names, nontrap_set): New static variables.
2639 (gate_cselim, pass_cselim): Define new pass.
2640 * common.opt (ftree-cselim): New flag.
2641 * toplev.c (process_options): Set flag_tree_cselim if required.
2643 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
2645 * simplify-rtx.c (simplify_relational_operation_1): For recent
2646 canonicalization, don't recurse if op1 equals both PLUS arguments.
2648 2007-09-09 David Daney <ddaney@avtrex.com>
2650 * optabs.c (expand_sync_operation): Use plus insn if minus
2652 (expand_sync_fetch_operation): Ditto.
2654 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
2656 * i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
2658 (*floatsisf2_sse_vector): Likewise.
2660 2007-09-09 Krister Walfridsson <cato@df.lth.se>
2662 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
2664 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
2666 * config/i386/i386.h (ix86_tune_indices): Rename
2667 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
2668 (TARGET_USE_VECTOR_CONVERTS): Updated.
2669 * config/i386/i386.c: Likewise.
2671 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
2672 Nigel Stephens <nigel@mips.com>
2674 * doc/invoke.texi (Overall Options): Add .sx file extension
2675 as a synonym for .S.
2676 * cppspec.c (known_suffixes): Likewise.
2677 * gcc.c (default_compilers): Likewise.
2679 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
2682 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
2683 * simplify-rtx.c (simplify_relational_operation_1): Add the
2684 canonicalization from i386.h.
2685 * doc/md.texi (Canonicalization of Instructions): Document it.
2687 2007-09-09 Jan Hubicka <jh@suse.cz>
2688 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2690 * i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
2691 (TARGET_USE_VECTOR_CONVERTS): New.
2692 * i386.md: New post-reload splitters for converting SF to DF and DF to
2694 (floatsi* expander): Special case vector conversions.
2695 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
2696 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
2697 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
2698 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
2699 Disable when doing vector converts.
2700 (floatsi<mode>2_i387): Disable when
2701 * sse.md (vec_dupv2df): Export.
2702 * i386.c (ix86_tune_features): Enable SSE conversions.
2704 2007-09-09 Richard Guenther <rguenther@suse.de>
2706 * tree-ssa-operands.c (add_virtual_operand): Only mark
2707 stores as has_volatile_ops if alias information is not available.
2709 2007-09-09 Revital Eres <eres@il.ibm.com>
2711 * doc/contrib.texi: Add myself.
2713 2007-09-09 Ira Rosen <irar@il.ibm.com>
2715 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
2716 stmt_vinfo_set_outside_of_loop_cost): New functions.
2717 * tree-vect-transform.c (vect_get_cost_fields): Remove.
2718 (vect_model_simple_cost): Call
2719 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
2720 field instead of calling vect_get_cost_fields.
2721 (vect_model_store_cost, vect_model_load_cost): Likewise.
2723 2007-09-09 Revital Eres <eres@il.ibm.com>
2725 * config/rs6000/rs6000.c (paired_init_builtins): Add const
2726 declaration to bdesc_paired_preds variable.
2727 (paired_expand_builtin): Likewise.
2729 2007-09-09 Revital Eres <eres@il.ibm.com>
2731 * dbgcnt.def (sms_sched_loop): New counter.
2732 * modulo-sched.c: Use sms_sched_loop instead of
2733 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
2734 perform swing modulo scheduling on. Include dbgcnt.h.
2735 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
2736 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
2738 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
2740 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
2741 Substitute all uses with ...
2742 (MODEF): New mode iterator.
2744 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
2745 from pre-regalloc define_insn_and_split splitter pattern.
2746 (*fix_trunc<mode>_i387_1): Ditto.
2747 (*fistdi2_1): Ditto.
2748 (*fist<mode>2_1): Ditto.
2749 (frndintxf2_floor): Ditto.
2750 (*fist<mode>2_floor_1): Ditto.
2751 (frndintxf2_ceil): Ditto.
2752 (*fist<mode>2_ceil_1): Ditto.
2753 (frndintxf2_trunc): Ditto.
2754 (frndintxf2_mask_pm): Ditto.
2756 (prologue): Use (const_int 0) as never generated filler insn.
2758 (sibcall_epilogue): Ditto.
2759 (eh_return_si): Ditto.
2760 (eh_return_di): Ditto.
2762 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
2763 using MODEF mode iterator.
2764 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
2765 using MODEF mode iterator.
2766 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
2767 using MODEF mode iterator.
2768 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
2769 Macroize expander using MODEF mode iterator.
2771 (zero_extendsidi2): Remove operand constraints from expander.
2772 (smuldi3_highpart): Ditto.
2773 (indirect_jump): Ditto.
2776 * config/i386/sse.md (storentv4sf): Ditto.
2777 (storentv2df): Ditto.
2778 (storentv2di): Ditto.
2780 (sse2_cvtpd2ps): Ditto.
2781 (vec_interleave_highv16qi): Ditto.
2782 (vec_interleave_lowv16qi): Ditto.
2783 (vec_interleave_highv8hi): Ditto.
2784 (vec_interleave_lowv8hi): Ditto.
2785 (vec_interleave_highv4si): Ditto.
2786 (vec_interleave_lowv4si): Ditto.
2787 (vec_interleave_highv2di): Ditto.
2788 (vec_interleave_lowv2di): Ditto.
2789 (sse2_maskmovdqu): Ditto.
2790 * config/i386/mmx.md (mmx_maskmovq): Ditto.
2792 2007-09-09 Ira Rosen <irar@il.ibm.com>
2794 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
2795 (struct _slp_tree, struct _slp_instance): Define new data structures
2796 along macros for their access.
2797 (struct _loop_vec_info): Define new fields: strided_stores,
2798 slp_instances, and slp_unrolling_factor along macros for their access.
2799 (enum slp_vect_type): New.
2800 (struct _stmt_vec_info): Define new field, slp_type, and macros for
2802 (STMT_VINFO_STRIDED_ACCESS): New macro.
2803 (vect_free_slp_tree): Declare.
2804 (vectorizable_load): Add an argument of type slp_tree.
2805 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
2806 vectorizable_assignment): Likewise.
2807 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
2808 Declare (make extern).
2809 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
2810 (new_loop_vec_info): Likewise.
2811 (destroy_loop_vec_info): Free memory allocated for SLP structures.
2812 * tree-vect-analyze.c: Include recog.h.
2813 (vect_update_slp_costs_according_to_vf): New.
2814 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
2815 functions. For not pure SLP stmts with strided access check that the
2816 group size is power of 2. Update the vectorization factor according to
2817 SLP. Call vect_update_slp_costs_according_to_vf.
2818 (vect_analyze_group_access): New.
2819 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
2820 (vect_free_slp_tree): New functions.
2821 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
2822 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
2823 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
2824 vect_detect_hybrid_slp): Likewise.
2825 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
2826 and vect_detect_hybrid_slp.
2827 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
2828 SLP costs into account.
2829 (vect_get_cost_fields): New function.
2830 (vect_model_simple_cost): Make extern, add SLP parameter and handle
2832 (vect_model_store_cost, vect_model_load_cost): Likewise.
2833 (vect_get_constant_vectors): New function.
2834 (vect_get_slp_vect_defs, vect_get_slp_defs,
2835 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
2836 vect_get_vec_defs): Likewise.
2837 (vectorizable_reduction): Don't handle SLP for now.
2838 (vectorizable_call): Don't handle SLP for now. Add argument to
2839 vect_model_simple_cost.
2840 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
2841 get SLPed and vectorized defs). Fix indentation and spacing.
2842 (vectorizable_assignment): Handle SLP.
2843 (vectorizable_induction): Don't handle SLP for now.
2844 (vectorizable_operation): Likewise.
2845 (vectorizable_type_demotion): Add argument to
2846 vect_model_simple_cost.
2847 (vectorizable_type_promotion): Likewise.
2848 (vectorizable_store, vectorizable_load): Handle SLP.
2849 (vectorizable_condition): Don't handle SLP for now.
2850 (vect_transform_stmt): Add a new argument for SLP. Check that there is
2851 no SLP transformation required for unsupported cases. Add SLP
2852 argument for supported cases.
2853 (vect_remove_stores): New function.
2854 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
2855 (vect_transform_loop): Schedule SLP instances.
2856 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
2858 2007-09-09 Andrew Haley <aph@redhat.com>
2860 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the fake
2863 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
2865 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
2866 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
2867 Similar for what label_refs can go in the JUMP_TARGET field. Split
2868 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
2869 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
2870 REG_LABEL when replacing an operand with a LABEL_REF for a
2872 (subst_reloads): When replacing a LABEL_REG with a register,
2873 instead of generating a REG_LABEL note, assert that there already
2874 is one or that the label is a known target for the insn.
2875 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
2876 note, check the JUMP_LABEL field. Remove "else" after return.
2877 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
2878 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
2879 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
2880 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
2881 insns. Iterate over all notes; don't assume there's only one.
2882 * cse.c (recorded_label_ref): Adjust comment to refer to
2884 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
2885 insns, not just NONJUMP_INSN_P.
2886 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
2887 isn't a jump target.
2888 * jump.c (rebuild_jump_labels): Adjust head comment.
2889 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
2890 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
2891 (mark_all_labels): For JUMP_P insns without a target, check if the
2892 the target is noted on the previous nonjump insn.
2893 (mark_jump_label_1): New function, guts from mark_jump_label.
2894 <case IF_THEN_ELSE>: Handle first operand as a non-target when
2895 marking jump target labels.
2896 <case LABEL_REF>: Adjust for whether to generate a
2897 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
2898 For 'E' format rtl, iterate in descending element order.
2899 (delete_related_insns): Handle both REG_LABEL_TARGET and
2900 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
2901 reference count, delete and fallthrough. Move finding-next-
2902 non-deleted insn last in the function. Look at all INSN_P insns
2903 for REG_LABEL_OPERAND notes.
2904 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
2906 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
2907 JUMP_LABEL, output the INSN_UID of it.
2908 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
2909 and/or REG_LABEL_TARGET.
2910 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
2911 with jump.c copy by only adding notes for labels actually
2912 referenced in the insn.
2913 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
2914 usage count increment; handle all INSN_P trial insns.
2915 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
2917 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
2918 REG_LABEL_TARGET and REG_LABEL_OPERAND.
2919 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
2921 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
2922 JUMP_P insns and REG_LABEL_OPERAND everywhere.
2923 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
2924 on all INSN_P insns.
2925 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
2926 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
2927 REG_LABEL_OPERAND notes.
2928 * reload1.c (calculate_needs_all_insns): Adjust comments.
2929 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
2930 * config/alpha/alpha.md (split for load of an address into a
2931 four-insn sequence on Unicos/Mk): Adjust to use
2933 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
2935 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2938 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2939 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
2940 FOR_BB_INSNS_SAFE instead of for loop.
2941 * cse.c (cse_extended_basic_block): Likewise.
2942 * postreload.c (reload_cse_regs_1): New variable next. Make sure
2943 that the for loop does not invoke NEXT_INSN on a deleted insn.
2944 * function.c (instantiate_virtual_regs): Likewise.
2945 * lower-subreg.c (remove_retval_note): Likewise.
2946 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
2948 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
2950 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
2951 insn, if it's a jump.
2952 (try_redirect_by_replacing_jump): New variable jump_p. Call
2953 tablejump_p before delete_insn_chain.
2954 * reload1.c (reload): New variable next. Make sure that the for
2955 loop does not invoke NEXT_INSN on a deleted insn.
2956 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
2957 (delete_output_reload): New variable prev. Make sure the the for
2958 loops do not invoke PREV_INSN on a deleted insn.
2960 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2962 * pa/constraints.md: Remove 'X' from unused letters comment.
2964 2007-09-08 Richard Guenther <rguenther@suse.de>
2966 * tree-tailcall.c (find_tail_calls): If we don't have aliases
2967 computed check stmt_ann->references_memory instead of counting
2970 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
2972 * cse.c (fold_rtx): Use validate_unshare_change() instead of
2973 validate_change() in one more case.
2975 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
2977 PR tree-optimization/32283
2978 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
2979 estimated_loop_iterations.
2980 (determine_use_iv_cost_condition): Decrease cost of expressions
2981 used in iv elimination.
2983 2007-09-08 Richard Guenther <rguenther@suse.de>
2985 * tree-cfg.c (verify_gimple_expr): Avoid building new
2986 pointer types, use TYPE_POINTER_TO if available instead.
2988 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
2991 PR rtl-optimization/26449
2992 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
2993 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
2995 (mulv16qi3): Implement as define_insn_and_split pattern instead of
2996 define_expand. Split insn in split1 pass.
2999 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
3001 PR tree-optimization/33301
3002 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
3005 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
3007 PR tree-optimization/32183
3008 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
3010 * tree-ssa-reassoc.c: Include cfgloop.h.
3011 (is_reassociable_op): Add a loop argument and return true only
3013 (linearize_expr): Updated.
3014 (should_break_up_subtract): Likewise.
3015 (linearize_expr_tree): Likewise.
3016 (init_reassoc): Call loop_optimizer_init with
3017 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
3018 with CDI_DOMINATORS.
3019 (fini_reassoc): Call loop_optimizer_finalize.
3021 2007-09-07 Sterling Augustine <sterling@tensilica.com>
3023 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
3024 if there is no i-cache.
3026 2007-09-07 Richard Guenther <rguenther@suse.de>
3029 2007-09-06 Richard Guenther <rguenther@suse.de>
3031 PR tree-optimization/32586
3032 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
3033 folding if nothing changed.
3034 (simplify_unary_expression): New function. Do tree combining
3035 on conversion like codes.
3036 (try_to_simplify): Call it.
3038 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3041 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
3042 (__gthread_active,__gthread_start, __gthread_active_init): New.
3043 * gthr-posix95.h: Likewise.
3045 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
3047 * function.h (struct function): Rename calls_unwind_init
3048 to saves_all_registers.
3049 (current_function_saves_all_registers): Renamed from
3050 current_function_calls_unwind_init.
3051 * reload1.c (reload): Set current_function_saves_all_registers.
3052 * except.c (expand_builtin_unwind_init): Likewise.
3053 * config/m68k/m68k.c (m68k_save_reg): Use
3054 current_function_saves_all_registers to save pic register.
3056 2007-09-07 Janis Johnson <janis187@us.ibm.com>
3058 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
3059 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
3061 Reapply reverted changes:
3063 2007-09-06 Jan Hubicka <jh@suse.cz>
3065 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call
3068 2007-09-06 Richard Sandiford <richard@codesourcery.com>
3070 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
3071 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
3073 2007-09-05 Janis Johnson <janis187@us.ibm.com>
3075 * optabs.c (expand_float): Convert unsigned integer as signed only
3076 if it provides sufficient accuracy; add mode argument to real_2expN.
3077 (expand_fix): Fix comment typos; extend binary float into mode
3078 wider than destination for converion to unsigned integer; add mode
3079 argument to real_2expN.
3080 * real.c (real_2expN): Add mode argument to special-case decimal
3082 * real.h (real_2expN): Ditto.
3083 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
3085 (fixed_from_string): Ditto.
3086 (fixed_to_decimal): Ditto.
3087 (fixed_convert_from_real): Ditto.
3088 (real_convert_from_fixed): Ditto.
3089 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
3090 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
3091 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
3092 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
3094 2007-09-07 Diego Novillo <dnovillo@google.com>
3096 * tree-flow.h (const_block_stmt_iterator): Remove.
3097 Update all users to use block_stmt_iterator.
3098 * tree-iterator.h (const_tree_stmt_iterator): Remove.
3099 Update all users to use tree_stmt_iterator.
3101 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
3103 * config/mips/mips.c (mips_set_current_function): Temporarily
3104 make this a no-op to fix bootstrap errors, pending rewrite.
3106 2007-09-07 Jan Hubicka <jh@suse.cz>
3108 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
3111 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
3113 PR tree-optimization/33299
3114 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
3115 uses for all relevant loop-exit phis, not just the first.
3117 2007-09-07 Richard Guenther <rguenther@suse.de>
3120 * tree-ssa-operands.c (access_can_touch_variable): An access
3121 of the form (*p)[0] can touch a variable of same size.
3123 2007-09-07 Jan Hubicka <jh@suse.cz>
3125 * passes.c (init_optimization_passes): Add simple dce and addressable
3127 * tree-ssa.c (execute_update_addresses_taken): New function.
3128 (pass_update_address_taken): New.
3129 * tree-ssa-dse.c (execute_simple_dse): New function.
3130 (pass_simple_dse): New.
3131 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
3133 2007-09-07 Tobias Burnus <burnus@net-b.de>
3136 * doc/invoke.texi: Fix -Wstrict-overflow= table.
3138 2007-09-07 Richard Guenther <rguenther@suse.de>
3141 2007-09-06 Richard Guenther <rguenther@suse.de>
3143 PR tree-optimization/32586
3144 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
3145 folding if nothing changed.
3146 (simplify_unary_expression): New function. Do tree combining
3147 on conversion like codes.
3148 (try_to_simplify): Call it.
3150 2007-09-07 Richard Guenther <rguenther@suse.de>
3151 Uros Bizjak <ubizjak@gmail.com>
3153 PR tree-optimization/32821
3154 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
3155 NULL in the call to set_bb_stmt_list.
3157 2007-09-07 Richard Sandiford <richard@codesourcery.com>
3159 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
3160 float calls here, rather than leaving some to the caller.
3161 Use call_internal_direct and call_value_internal_direct.
3162 * config/mips/mips.md (call_internal_direct): New pattern.
3163 (call_value_internal_direct): Likewise.
3165 2007-09-07 Richard Sandiford <richard@codesourcery.com>
3167 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
3168 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
3170 (override_options): Set mips_base_move_loop_invariants.
3172 2007-09-07 Richard Sandiford <richard@codesourcery.com>
3174 * config/mips/mips.opt (mcode-readable=): Move to keep list
3177 2007-09-07 Richard Sandiford <richard@codesourcery.com>
3179 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
3180 and -mgpopt options. Adjust the -G documentation to match.
3181 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
3182 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
3183 function, split out from mips_classify_symbol. Return false for
3184 !TARGET_LOCAL_SDATA.
3185 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
3186 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
3187 (override_options): Check whether the -mgpopt setting is consistent
3188 with the other flags.
3189 (symbolic_expression_p): Delete.
3190 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
3191 and default_elf_select_rtx_section.
3192 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
3193 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
3194 external data and TARGET_EXTERN_SDATA.
3196 2007-09-07 Tobias Burnus <burnus@net-b.de>
3199 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
3201 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3203 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
3204 FOR_BB_INSNS_SAFE instead of for loop.
3205 * cse.c (cse_extended_basic_block): Likewise.
3206 * postreload.c (reload_cse_regs_1): New variable next. Make sure
3207 that the for loop does not invoke NEXT_INSN on a deleted insn.
3208 * function.c (instantiate_virtual_regs): Likewise.
3209 * lower-subreg.c (remove_retval_note): Likewise.
3210 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
3212 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
3214 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
3215 insn, if it's a jump.
3216 (try_redirect_by_replacing_jump): New variable jump_p. Call
3217 tablejump_p before delete_insn_chain.
3218 * reload1.c (reload): New variable next. Make sure that the for
3219 loop does not invoke NEXT_INSN on a deleted insn.
3220 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
3221 (delete_output_reload): New variable prev. Make sure the the for
3222 loops do not invoke PREV_INSN on a deleted insn.
3224 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
3226 * cgraphbuild.c (rebuild_cgraph_edges): Export.
3227 * cgraph.h (rebuild_cgraph_edges): Declare.
3228 * tree-pass.h (pass_expand_omp_ssa): New.
3229 * omp-low.c (find_omp_clause): Export.
3230 (copy_var_decl): Split from omp_copy_decl_2.
3231 (build_omp_barrier): Return the call to emit instead of emitting
3233 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
3235 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
3236 expand_omp_for_generic, expand_omp_for_static_nochunk,
3237 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
3238 Adapted to work on SSA form.
3239 (execute_expand_omp): Do not invalidate dominance information.
3240 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
3241 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
3242 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
3244 (force_gimple_operand): Allow gimplifying code expressions without
3246 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
3247 * common.opt (fopenmp-ssa): New.
3248 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
3249 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
3250 * tree-cfg.c: Include tree-inline.h.
3251 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
3252 (replace_by_duplicate_decl, replace_ssa_name,
3253 mark_virtual_ops_in_region): New functions.
3254 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
3255 to work on SSA form.
3256 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
3257 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
3260 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3262 * tree-loop-linear.c: Include obstack.h.
3263 (linear_transform_loops): New obstack lambda_obstack.
3264 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
3265 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
3266 and free afterwards.
3267 * lambda.h (struct obstack): New forward declaration.
3268 (lambda_linear_expression_new): New parameter of type struct
3270 (lambda_loopnest_new): Likewise.
3271 (lambda_loopnest_transform): Likewise.
3272 (lambda_body_vector_new): Likewise.
3273 (lambda_body_vector_compute_new): Likewise.
3274 (gcc_loopnest_to_lambda_loopnest): Likewise.
3275 (lambda_loopnest_to_gcc_loopnest): Likewise.
3276 * lambda-code.c: Include obstack.h.
3277 (lambda_lattice_new): New parameter lambda_obstack. Use it for
3279 (lambda_body_vector_new): Likewise.
3280 (lambda_linear_expression_new): Likewise.
3281 (lambda_lattice_new): Likewise.
3282 (lambda_loopnest_new): Likewise. Additionally use obstack to
3283 allocate LN_LOOPS(ret).
3284 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
3285 it to lambda_lattice_new.
3286 (lambda_body_vector_compute_new): New parameter lambda_obstack.
3287 Pass it to lambda_body_vector_new.
3288 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
3289 it to lambda_lattice_new.
3290 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
3291 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
3292 (lambda_compute_target_space): Likewise.
3293 (lambda_compute_auxillary_space): New parameter lambda_obstack.
3294 Pass it to lambda_lattice_compute_base and
3295 compute_nest_using_fourieer_motzkin.
3296 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
3297 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
3298 and lambda_lattice_compute_target_space.
3299 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
3300 Pass it to lambda_linear_expression_new.
3301 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
3302 to gcc_tree_to_linear_expression.
3303 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
3304 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
3305 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
3306 Pass it to lambda_body_vector_new and
3307 lambda_body_vector_compute_new.
3308 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
3309 (lambda-code.o): Likewise.
3311 2007-09-06 Chao-ying Fu <fu@mips.com>
3313 * ginclude/stdfix.h: New file.
3314 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
3315 (convert.o): Add dependence on fixed-value.h.
3316 * c-convert.c (convert): Support FIXED_POINT_TYPE.
3317 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
3318 to define fixed-point constants.
3319 (c_cpp_builtins): Define fixed-point constants.
3320 * convert.c (fixed-value.h): New include.
3321 (convert_to_real): Update comment to include fixed-point.
3322 Support FIXED_POINT_TYPE.
3323 (convert_to_integer): Update comment to include fixed-point.
3324 Support FIXED_POINT_TYPE.
3325 (convert_to_complex): Support FIXED_POINT_TYPE.
3326 (convert_to_fixed): New function.
3327 * convert.h (convert_to_fixed): Declare.
3328 * genopinit.c: Add comment about $Q for only fixed-point modes.
3329 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
3330 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
3331 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
3332 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
3333 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
3334 usneg_optab for fixed-point modes.
3335 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
3337 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
3338 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
3339 unsigned saturation optabs, when type is saturating.
3340 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
3341 (expand_fixed_convert): New function.
3342 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
3343 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
3344 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
3345 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
3346 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
3347 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
3349 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
3350 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
3351 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
3352 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
3353 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
3355 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
3356 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
3357 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
3358 fractuns, satfractuns.
3359 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
3360 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
3361 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
3362 OTI_ssmsub_widen, OTI_usmsub_widen.
3363 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
3364 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
3365 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
3366 umsub_widen_optab, usmsub_widen_optab): Define.
3367 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
3369 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
3371 (expand_fixed_convert): Declare.
3372 * expr.c (convert_move): Support the move of fixed-point modes.
3373 (emit_move_insn_1): Handle fixed-point mode to move via integer.
3374 (categorize_ctor_elements_1): Handle FIXED_CST.
3375 (count_type_elements): Handle FIXED_POINT_TYPE.
3376 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
3377 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
3379 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
3380 multiply and add/subtract for fixed-point types.
3381 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
3382 mode, we jump to binop directly.
3383 Support FIXED_CONVERT_EXPR.
3384 (do_store_flag): Check FIXED_CST to put a constant second.
3385 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
3386 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
3387 (const_vector_from_tree): Support FIXED_CST.
3388 * doc/extend.texi (Fixed-Point): New node.
3389 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
3390 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
3391 satfract, fractuns, satfractuns): Document them.
3393 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
3395 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
3396 addresses into I registers.
3398 2007-09-06 Jan Hubicka <jh@suse.cz>
3399 Andreas Tobler <a.tobler@schweiz.org>
3401 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
3403 (machopic_legitimize_pic_address): Likewise.
3405 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3406 Jan Hubicka <jh@suse.cz>
3408 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
3409 instead of ufloat_optab->handlers directly.
3410 (floatdidf2): Likewise.
3412 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
3414 * config/mips/mips.c: Include diagnostic.h.
3415 (mips_set_current_function): Check errorcount and sorrycount
3416 before generating RTL.
3418 2007-09-06 Richard Sandiford <richard@codesourcery.com>
3421 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
3422 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
3423 (print_operand_reloc): Likewise.
3425 2007-09-06 Janis Johnson <janis187@us.ibm.com>
3429 2007-09-06 Jan Hubicka <jh@suse.cz>
3431 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
3434 2007-09-06 Richard Sandiford <richard@codesourcery.com>
3436 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
3437 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
3439 2007-09-05 Janis Johnson <janis187@us.ibm.com>
3441 * optabs.c (expand_float): Convert unsigned integer as signed only
3442 if it provides sufficient accuracy; add mode argument to real_2expN.
3443 (expand_fix): Fix comment typos; extend binary float into mode
3444 wider than destination for converion to unsigned integer; add mode
3445 argument to real_2expN.
3446 * real.c (real_2expN): Add mode argument to special-case decimal
3448 * real.h (real_2expN): Ditto.
3449 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
3451 (fixed_from_string): Ditto.
3452 (fixed_to_decimal): Ditto.
3453 (fixed_convert_from_real): Ditto.
3454 (real_convert_from_fixed): Ditto.
3455 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
3456 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
3457 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
3458 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
3460 2007-09-06 Tom Tromey <tromey@redhat.com>
3462 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
3463 * c-pch.c (c_common_read_pch): Restore current location after
3465 * tree.c (expand_location): Update.
3466 (expr_filename): Changed return type. Unified the two cases.
3467 (expr_lineno): Likewise.
3468 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
3470 * toplev.c (line_table): Changed type.
3471 (general_init): Update.
3472 (realloc_for_line_map): New function.
3473 (general_init): Allocate line_table using GC.
3474 * fix-header.c (line_table): Changed type.
3475 (read_scan_file): Update.
3476 (read_scan_file): Update.
3477 * c-ppoutput.c (maybe_print_line): Update.
3478 (print_line): Update.
3479 (cb_line_change): Update.
3480 (cb_define): Update.
3481 (pp_file_change): Update.
3482 * c-opts.c (c_common_init_options): Update.
3483 (finish_options): Update.
3484 (push_command_line_include): Update.
3485 * c-lex.c (cb_line_change): Update.
3486 (cb_def_pragma): Update.
3487 (cb_define): Update.
3489 (c_lex_with_flags): Use cpp_get_token_with_location.
3490 * input.h (line_table): Changed type.
3491 (location_from_locus): New macro.
3492 * tree.h (EXPR_FILENAME): No longer an lvalue.
3493 (EXPR_LINENO): Likewise.
3494 (expr_locus, set_expr_locus): Declare separately for
3495 USE_MAPPED_LOCATION.
3496 (expr_filename, expr_lineno): Changed return type.
3497 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
3498 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
3499 (expand_gimple_basic_block): Likewise.
3500 * final.c (final_scan_insn): Use expanded_location.
3502 2007-09-06 Richard Guenther <rguenther@suse.de>
3504 PR tree-optimization/32586
3505 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
3506 folding if nothing changed.
3507 (simplify_unary_expression): New function. Do tree combining
3508 on conversion like codes.
3509 (try_to_simplify): Call it.
3510 * builtins.c (fold_builtin_cexp): Fold the built expressions.
3511 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
3513 2007-09-06 Jan Hubicka <jh@suse.cz>
3516 * cse.c (fold_rtx): Avoid invalid sharing.
3518 2007-09-06 Richard Sandiford <richard@codesourcery.com>
3520 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
3521 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
3523 2007-09-06 Revital Eres <eres@il.ibm.com>
3525 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
3526 Fix offsettable memory reference for 750CL.
3528 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
3530 * reload.c (find_reloads_address_1): Try to preserve original
3531 base/index regclass of operands.
3532 * regrename.c (scan_rtx_address): Likewise.
3533 (replace_oldest_value_addr): Likewise.
3535 2007-09-06 Richard Guenther <rguenther@suse.de>
3537 PR tree-optimization/33302
3538 * domwalk.c (walk_dominator_tree): The exit block is
3539 interesting even if it is not reachable.
3541 2007-09-06 Richard Sandiford <richard@codesourcery.com>
3544 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
3546 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
3548 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
3551 2007-09-05 Ian Lance Taylor <iant@google.com>
3553 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
3555 (dump_generic_node): Likewise.
3556 * print-rtl.c (print_decl_name): Likewise.
3557 * print-tree.c (print_node_brief): Likewise.
3558 (print_node): Likewise.
3559 * Makefile.in (RTL_BASE_H): Add alias.h.
3562 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
3564 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
3566 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
3567 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
3569 2007-09-06 Jie Zhang <jie.zhang@analog.com>
3571 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
3572 (tm_defines): Define UCLIBC_DEFAULT to 1.
3573 (extra_options): Add linux.opt.
3574 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
3575 (CRT_CALL_STATIC_FUNCTION): Likewise.
3576 (NO_IMPLICIT_EXTERN_C): Likewise.
3577 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
3578 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
3579 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
3580 (ENDFILE_SPEC): Don't define.
3581 (LIB_SPEC): Likewise.
3582 (CRT_CALL_STATIC_FUNCTION): Likewise.
3583 (NO_IMPLICIT_EXTERN_C): Likewise.
3584 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
3585 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
3587 2007-09-06 Jan Hubicka <jh@suse.cz>
3589 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
3592 2007-09-06 Jan Hubicka <jh@suse.cz>
3594 * opts.c (common_handle_option): Enable inlining functions for
3597 2007-09-06 Jakub Jelinek <jakub@redhat.com>
3599 * builtin-attrs.def (ATTR_NONNULL_3): New.
3600 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
3601 ATTR_NOTHROW_NONNULL_##FA.
3602 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
3603 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
3604 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
3605 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
3606 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
3607 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
3608 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
3610 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
3611 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
3612 ATTR_FORMAT_NOTHROW_3_4): Remove.
3613 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
3614 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
3615 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
3616 instead of ATTR_FORMAT_*_*.
3618 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
3620 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
3621 parts re-used for REG_FRAME_RELATED_EXPR.
3623 2007-09-05 Janis Johnson <janis187@us.ibm.com>
3625 * optabs.c (expand_float): Convert unsigned integer as signed only
3626 if it provides sufficient accuracy; add mode argument to real_2expN.
3627 (expand_fix): Fix comment typos; extend binary float into mode
3628 wider than destination for converion to unsigned integer; add mode
3629 argument to real_2expN.
3630 * real.c (real_2expN): Add mode argument to special-case decimal
3632 * real.h (real_2expN): Ditto.
3633 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
3635 (fixed_from_string): Ditto.
3636 (fixed_to_decimal): Ditto.
3637 (fixed_convert_from_real): Ditto.
3638 (real_convert_from_fixed): Ditto.
3639 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
3640 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
3641 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
3642 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
3644 2007-09-05 Ian Lance Taylor <iant@google.com>
3646 * init-regs.c (initialize_uninitialized_regs): Call
3647 emit_insn_before rather than add_insn_before.
3649 2007-09-05 Jakub Jelinek <jakub@redhat.com>
3651 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
3652 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
3653 * tree-inline.h (copy_body_data): Add call_expr field.
3654 * tree-inline.c (expand_call_inline): Initialize call_expr.
3655 (copy_bb): Append anonymous inline fn arguments to arguments
3656 when inlining a CALL_EXPR_VA_ARG_PACK call.
3657 * builtins.c (expand_builtin): Issue an error if
3658 BUILT_IN_VA_ARG_PACK is seen during expand.
3659 (fold_call_expr, fold_builtin_call_array): Don't fold
3660 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
3661 __builtin_va_arg_pack () call as last argument.
3662 * gimplify.c (gimplify_call_expr): If last argument to a vararg
3663 function is __builtin_va_arg_pack (), decrease number of call
3664 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
3665 * expr.c (expand_expr_real_1): Issue an error if
3666 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
3667 * tree-pretty-print.c (dump_generic_node): Handle printing
3668 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
3669 * doc/extend.texi (__builtin_va_arg_pack): Document.
3671 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
3673 PR tree-optimization/21513
3674 * builtins.c (build_builtin_expect_predicate): New function.
3675 (fold_builtin_expect): Add argument for expected value.
3676 Distribute __builtin_expect over short-circuiting operations.
3677 Fold nested builtin_expects.
3678 (fold_builtin_2): Adjust call to fold_builtin_expect.
3680 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
3683 PR tree-optimization/13756
3684 * doc/invoke.texi (Options That Control Optimization): Document
3687 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
3689 * gcc/config/i386/cpuid.h: New file.
3690 * gcc/config/i386/driver-i386.c: Include cpuid.h.
3691 (describe_cache): Shrink size and line strings to 100 bytes.
3692 (detect_caches_amd): Return "" for unsupported max_ext_level.
3693 Use __cpuid function.
3694 (detect_caches_intel): Return "" for unsupported max_level.
3695 Use __cpuid function.
3696 (host_detect_local_cpu): Change feature flag variables to
3697 unsigned int. Initialize only extended feature flag variables.
3698 Use __get_cpuid_max to determine max supported cpuid level.
3699 Use __cpuid function to determine supported features. Fix
3700 calculation of family id. Remove is_amd and check signature
3701 directly. Check for Geode signature. Handle family 4 id.
3702 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
3703 cpu discovery code to lower part of the function.
3704 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
3705 for sub-architecture.
3706 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
3707 [PROCESSOR_K8]: Add k8-sse3 architecture.
3708 [PROCESSOR_NOCONA]: Remove.
3709 [PROCESSOR_GENERIC64]: Ditto.
3710 * gcc/config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
3711 * gcc/config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
3712 to check for SSE and FXSAVE support.
3713 * gcc/config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
3714 Add -minline-all-stringops.
3715 * gcc/config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
3716 (x86_64-*-*): Ditto.
3718 2007-09-05 Jie Zhang <jie.zhang@analog.com>
3720 * config/bfin/linux-unwind.h: New file.
3721 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
3722 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
3724 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3726 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
3727 * stmt.c: Include alloc-pool.h.
3728 (struct case_node): Remove GTY marker.
3729 (add_case_node): New parameter case_node_pool. Use it for
3731 (expand_case): New allocation pool case_node_pool. Initialize it,
3732 pass to add_case_node and free it.
3734 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
3735 David Ung <davidu@mips.com>
3736 Nigel Stephens <nigel@mips.com>
3738 Add mips16/nomips16 function attributes and -mflip-mips16 option
3739 for testing mixed-mode compilation.
3741 * config/mips/mips.opt (mflip-mips16): New.
3743 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
3744 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
3746 * config/mips/mips.c (mips_base_target_flags): New.
3747 (mips_base_mips16): New.
3748 (mips_base_schedule_insns): New.
3749 (mips_base_reorder_blocks_and_partition): New.
3750 (mips_base_align_loops): New.
3751 (mips_base_align_jumps): New.
3752 (mips_base_align_functions): New.
3753 (mips16_flipper): New.
3754 (mips_attribute_table): Add "mips16" and "nomips16" entries.
3755 (TARGET_SET_CURRENT_FUNCTION): Define.
3756 (mips_mips16_type_p, mips_nomips16_type_p): New.
3757 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
3758 (mips_function_ok_for_sibcall): Make it deal with functions with
3760 (mips_init_split_addresses): New, split out from override_options.
3761 (mips_init_relocs): New, split out from override_options.
3762 (was_mips16_p): New.
3763 (mips_set_mips16_mode): New, split out from override_options.
3764 (mips_set_current_function): New.
3765 (override_options): Add sorry for unsupported mips16/pic
3766 combination. Remove error for mips16/dsp combination. Save
3767 base option settings.
3768 (mips_file_start): Move mips16 mode setting output from here....
3769 (mips_output_function_prologue): ....to here.
3770 (mips_output_mi_thunk): Check for mips16 function.
3771 (build_mips16_function_stub): Don't set .mips16 here.
3772 (build_mips16_call_stub): Likewise.
3773 (mips_expand_builtin): Error in mips16 mode.
3774 (mips_use_mips16_mode_p): New.
3775 (mips_encode_section_info): Check for mips16 function, and set
3776 SYMBOL_REF_FLAGS accordingly.
3778 * doc/extend.texi (Function Attributes): Document new
3779 mips16/nomips16 attributes.
3780 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
3781 (MIPS Options): Document -mflip-mips16.
3783 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
3785 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
3786 if we encounter TLS address in MIPS16 mode.
3787 (mips_legitimize_const_move): Check cannot_force_const_mem for
3788 the (const (plus symbol offset)) case; this forces invalid TLS
3789 address in MIPS16 mode to be caught by the above call to sorry.
3790 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
3791 because that now enables emutls, which is not ABI compatible
3792 with native TLS in non-MIPS16 mode.
3794 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
3796 Add target hook invoked when cfun changes.
3798 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
3799 * target.h (struct gcc_target): Add set_current_function.
3800 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
3801 (TARGET_INITIALIZER): Add initializer for set_current_function.
3802 * tree.h (push_struct_function): New.
3803 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
3805 (set_cfun): Declare.
3806 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
3808 (push_function_context_to): Use allocate_struct_function
3809 to create null context, not init_dummy_function_start. Use set_cfun.
3810 (pop_function_context_from): Use set_cfun.
3811 (in_dummy_function): New.
3812 (invoke_set_current_function_hook): New.
3814 (push_cfun, pop_cfun): Use set_cfun.
3815 (push_struct_function): New.
3816 (allocate_struct_function): Call invoke_set_current_function_hook
3818 (prepare_function_start): Don't set cfun here. Remove unused
3819 argument; fix all callers.
3820 (init_dummy_function_start): Fiddle with in_dummy_function. Call
3821 push_struct_function.
3822 (init_function_start): Set cfun here.
3823 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
3824 * omp-low.c (create_omp_child_function): Use push_struct_function
3825 and pop_cfun to save/restore state.
3826 (expand_omp_parallel): Remove unused saved_cfun variable.
3827 * cgraphunit.c (ipa_passes): Use set_cfun.
3828 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
3829 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
3830 * matrix-reorg.c (transform_allocation_sites): Likewise.
3831 (matrix_reorg): Use set_cfun.
3832 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
3833 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
3834 assignment to cfun; use set_cfun for the other.
3835 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
3836 (dump_function_to_file): Use push_cfun/pop_cfun here.
3837 * c-decl.c (finish_function): Use set_cfun.
3839 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
3841 * regrename.c (rerename_optimize): Use deferred rescanning and
3842 insert explicit calls to rescan insns when changed.
3844 2007-09-05 Jan Hubicka <jh@suse.cz>
3846 * optabs.c (libfunc_entry): Change optab to integer.
3847 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
3848 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
3849 of pointers for hashing.
3851 2007-09-05 Jan Hubicka <jh@suse.cz>
3853 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
3855 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
3856 * see.c (pass_see): Likewise.
3857 * tracer.c (pass_tracer): Likewise.
3858 * postreload-gcse.c (pass_gcse2): Likewise.
3859 * postreload.c (pass_postreload_cse): Likewise.
3860 * mode-switching.c (pass_mode_switching): Likewise.
3861 * modulo-sched.c (pass_sms): Likewise.
3862 * cse.c (cse_insn): Likewise.
3863 * web.c (pass_web): Likweise.
3864 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
3865 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
3866 * loop-init.c (pass_rtl_loop_init): Likewise.
3867 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
3868 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
3869 * global.c (pass_global_alloc): Likewise.
3870 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
3871 pass_if_after_reload): Likewise.
3872 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
3873 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
3874 * regmove.c (pass_regmove): Likewise.
3875 * function.c (pass_thread_prologugues_epilogues): Likewise.
3876 * gcse.c (pass_gcse): Likewise.
3877 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
3878 * lower-subreg.c (pass_lower_subreg2): Likewise.
3879 * bt-load.c (pass_branch_target_load): Likewise.
3880 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
3881 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
3882 * combine.c (pass_combine): Likewise.
3883 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
3884 (pass_partition_blocks): Likewise.
3885 * var-tracking.c (pass_variable_track): Likewise.
3886 * reg-stack.c (pass_stack_regs_run): Likewise.
3887 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
3888 * passes.c (pass_postreload): Likewise.
3889 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
3890 * tree-pass.h (TODO_verify_rtl_sharing): New.
3891 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
3892 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
3893 TODO_set_props, TODO_df_finish, TODO_df_verify,
3894 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
3896 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3898 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
3899 fold_real_zero_addition_p, reorder_operands_p,
3900 div_if_zero_remainder, fold_undefer_overflow_warnings,
3901 int_binop_types_match_p, fold_convert_const_int_from_int,
3902 fold_convert_const_int_from_real,
3903 fold_convert_const_int_from_fixed,
3904 fold_convert_const_real_from_real,
3905 fold_convert_const_real_from_fixed,
3906 fold_convert_const_fixed_from_fixed,
3907 fold_convert_const_fixed_from_int,
3908 fold_convert_const_fixed_from_real, maybe_lvalue_p,
3909 fold_checksum_tree, fold_check_failed, print_fold_checksum,
3910 debug_fold_checksum, multiple_of_p): Constify.
3911 * tree-flow-inline.h (get_lineno): Likewise.
3912 * tree-flow.h (get_lineno): Likewise.
3913 * tree-object-size.c (compute_object_offset, addr_object_size,
3914 alloc_object_size, pass_through_call): Likewise.
3915 * tree-pretty-print.c (op_symbol, print_call_name,
3916 print_struct_decl, do_niy): Likewise.
3917 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
3918 debug_fold_checksum): Likewise.
3920 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
3923 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
3924 note, remove the associated REG_RETVAL note.
3926 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
3928 * config.gcc (powerpc*-*-*): Install
3929 spu2vmx.h, vec_types.h, and si2vmx.h headers.
3930 * config/rs6000/spu2vmx.h: New header.
3931 * config/rs6000/si2vmx.h: New header.
3932 * config/rs6000/vec_types.h: New header.
3934 2007-09-05 Ben Elliston <bje@au.ibm.com>
3936 * varasm.c (initializer_constant_valid_p): Fix comment typo.
3938 2007-09-05 Ben Elliston <bje@au.ibm.com>
3940 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
3942 (__stdcx): Make asm volatile.
3943 (__stwcx, __stdcx): Return only 0 or 1.
3945 2007-09-05 Jan Hubicka <jh@suse.cz>
3949 2007-09-04 Jan Hubicka <jh@suse.cz>
3950 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
3952 2007-09-04 Richard Guenther <rguenther@suse.de>
3953 * tree-ssa-operands.c (add_virtual_operand): Only mark
3954 stores as has_volatile_ops if alias information is not available.
3956 2007-09-05 Jakub Jelinek <jakub@redhat.com>
3958 * config/rs6000/tramp.asm: Include config.h.
3959 Check __PIC__ or __pic__ macro instead of SHARED.
3961 PR rtl-optimization/32300
3962 * see.c (see_copy_insn): New function.
3963 (see_def_extension_not_merged, see_merge_one_use_extension,
3964 see_merge_one_def_extension): Use it. Avoid changing
3965 PREV_INSN/NEXT_INSN chains directly, insted emit insns
3966 into sequences. Call df_insn_delete on temporary insns
3967 that won't be emitted into the insn stream.
3968 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
3969 and run df_process_deferred_rescans () before run_fast_dce.
3971 PR tree-optimization/33017
3972 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
3973 recurse for pure or const function calls.
3975 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3977 * c-format.c: Include alloc-pool.h.
3978 (check_format_info_main): New argument fwt_alloc. Use allocation
3979 pool instead of GC. Remove GC deallocation code.
3980 (check_format_arg): Create allocation pool, pass it to
3981 check_format_info_main and free it afterwards.
3982 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
3984 2007-09-05 Ben Elliston <bje@au.ibm.com>
3986 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
3987 Rename count macro arugment for clarity.
3988 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
3989 (__protected_stream_set): Likewise, pass 0.
3991 2007-09-04 Jan Hubicka <jh@suse.cz>
3993 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
3995 2007-09-04 Jan Hubicka <jh@suse.cz>
3997 * invoke.texi (-finline-small-functions): Document.
3998 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
3999 when deciding what is inlinable.
4000 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
4001 (cgraph_decide_inlining_of_small_function): Handle new flags.
4002 (cgraph_decide_inlining_incrementally): Likewise.
4003 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
4004 * common.opt (finline-small-functions): New.
4005 * Makefile.in (build/gengtype.o-warn): Work around PR29478
4007 2007-09-04 Richard Guenther <rguenther@suse.de>
4009 * tree-ssa-operands.c (add_virtual_operand): Only mark
4010 stores as has_volatile_ops if alias information is not available.
4012 2007-09-04 Andrew Haley <aph@redhat.com>
4014 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
4016 2007-09-04 Andrew Haley <aph@redhat.com>
4018 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
4019 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
4020 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
4022 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
4025 * common.opt: Mention ABI version 2 in comment.
4027 2007-09-04 Jan Hubicka <jh@suse.cz>
4029 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
4030 (libfunc_entry): New structure.
4031 (libfunc_hash): New hashtable.
4032 (hash_libfunc): New function.
4033 (eq_libfunc): New function.
4034 (convert_optab_libfunc): New function.
4035 (optab_libfunc): New function.
4036 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
4037 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
4038 expand_float, expand_fix, new_optab, new_convert_optab):
4039 Update for new libfunc API.
4040 (init_libfunc, init_integral_libfuncs,
4041 init_floating_libfuncs, init_interclass_conv_libfuncs
4042 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
4043 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
4044 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
4045 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
4046 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
4047 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
4048 gen_extend_conv_libfunc): New.
4049 (init_one_libfunc): Revamp for hashtables.
4050 (set_conv_libfunc): Likewise.
4051 (init_optabs): Initialize hashtable; use lazy initialization where
4053 * optabs.h (optab_handlers): Move out of GGC.
4054 (optab, convert_optab): Move out of GGC; add lazy gen info.
4055 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
4056 (optab_libfunc, convert_optab_libfunc): New.
4057 * builtins.c (expand_builtin_powi): Update for new API.
4058 * expr.c (convert_move): Likewise.
4059 * expmed.c (expand_divmod): Likewise.
4061 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
4063 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
4064 GOT pointer only if there is a constant pool. Use the allocated space
4067 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
4069 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
4072 2007-09-04 Revital Eres <eres@il.ibm.com>
4073 Richard Guenther <rguenther@suse.de>
4074 R. Clint Whaley <whaley@cs.utsa.edu>
4076 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
4078 * tree-tailcall.c (process_assignment): Use -fassociative-math
4079 when reodering operands of floating-point type.
4080 * fold-const.c (fold_comparison, fold_binary): Use
4081 -fassociative-math and -freciprocal-math instead of
4082 -funsafe-math-optimization flag.
4083 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
4084 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
4085 -freciprocal-math instead of -funsafe-math-optimizations.
4086 * opts.c (set_fast_math_flags): Set -freciprocal-math and
4087 -fassociative-math when -ffast-math is set.
4088 (set_unsafe_math_optimizations_flags): New Function
4089 to set -freciprocal-math and -fassociative-math when
4090 -funsafe-math-optimizations is set.
4091 (common_handle_option): Call it.
4092 * tree-vectorizer.c (vect_is_simple_reduction): Use
4093 -fassociative-math when doing reduction on floats.
4094 * loop-unroll.c (analyze_insn_to_expand_var): Use
4095 -fassociative-math when expanding an accumulator of type float.
4096 * simplify-rtx.c (simplify_binary_operation_1): Use
4097 -fassociative-math and -freciprocal-math when reordeing operands
4098 of floating-point type.
4099 * combine.c (combine_simplify_rtx): Likewise.
4100 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
4102 * common.opt (-fassociative-math, -freciprocal-math): New flags.
4104 2007-09-04 Paolo Carlini <pcarlini@suse.de>
4107 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
4109 2007-09-04 Jan Hubicka <jh@suse.cz>
4111 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
4113 2007-09-04 Jan Hubicka <jh@suse.cz>
4115 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
4116 and corresponding MATCH_DUP.
4118 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
4121 * combine.c (subst): Do not try to simplify X if it represents load
4122 of FP constant from the constant pool via float extension.
4124 2007-09-04 Ben Elliston <bje@au.ibm.com>
4126 * c-opts.c: Include "tm_p.h".
4127 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
4129 2007-09-04 Richard Guenther <rguenther@suse.de>
4131 PR tree-optimization/33291
4132 * tree-pretty-print.c (dump_generic_node): Dump all
4133 qualifiers for pointer types, not only first. Dump
4134 qualifiers for aggregate types as well.
4135 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
4136 use the canonical type for building ARRAY_REFs.
4137 * gimplify.c (canonicalize_addr_expr): Clean up. The
4138 correct validness check is compatibility of the pointer
4139 types. Always use the canonical type for building
4140 ARRAY_REFs and ADDR_EXPRs.
4141 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
4142 change that disabled propagation of ADDR_EXPRs into statements
4145 2007-09-03 Zack Weinberg <zack@codesourcery.com>
4147 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
4148 (umulsi3_highpart): Make into expanders; existing insns are
4149 now named *[insn]_nov6. Add stars to existing [insn]_v6
4150 counterparts' names.
4152 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
4154 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
4155 (unprotoize.o): Remove SHLIB_MULTILIB.
4157 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
4159 * doc/extend.texi: Document progmem attribute for AVR.
4161 2007-09-03 Anatoly Sokolov <aesok@post.ru>
4164 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
4166 2007-09-03 Zack Weinberg <zack@codesourcery.com>
4168 * optabs.c (expand_ffs): Initialize val and defined_at_zero
4171 * optabs.c: Remove unnecessary forward declarations.
4172 (expand_unop_direct): New, broken out of expand_unop.
4173 (expand_doubleword_clz): New.
4174 (expand_ctz): Move above expand_ffs. Use
4175 start_sequence, end_sequence, add_equal_note, and
4176 expand_unop_direct. Add more commentary.
4177 (expand_ffs): Try both ctz optab and expand_ctz.
4178 Generate a test and branch if the hardware doesn't give us
4179 a useful value for input zero. Style improvements similar to
4182 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
4184 2007-09-03 Zack Weinberg <zack@codesourcery.com>
4186 * config.gcc: Delete stanza for arm-semi-aof and
4187 armel-semi-aof targets.
4188 * config/arm/arm-protos.h
4190 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
4191 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
4192 delete aof_pic_label and remove mention of AOF in comments.
4193 * config/arm/arm.md: Delete patterns used only for AOF assembly.
4195 * config/arm/semiaof.h
4196 * config/arm/t-semi: Delete file.
4198 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4200 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
4201 CONST_CAST_BB): New macros for type-specific casts.
4202 (CONST_CAST): Add a TYPE parameter and define it in terms of
4205 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
4206 * c-lex.c (cb_ident, lex_string): Likewise,
4207 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
4208 * config/i386/i386.c (ix86_function_regparm,
4209 ix86_function_sseregparm): Use CONST_CAST_TREE.
4210 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
4212 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
4213 give_switch, set_multilib_dir): Likewise,
4214 * gengtype-parse.c (string_seq, typedef_name): Likewise,
4215 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
4216 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
4217 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
4218 * prefix.c (update_path): Likewise,
4219 * pretty-print.c (pp_base_destroy_prefix): Likewise,
4220 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
4221 * tree-cfg.c (tree_can_merge_blocks_p,
4222 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
4223 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
4224 * tree.c (build_string): Supply a TYPE for CONST_CAST.
4225 (attribute_list_contained): Use CONST_CAST_TREE.
4227 2007-09-03 Krister Walfridsson <cato@df.lth.se>
4229 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
4231 2007-09-03 Richard Sandiford <richard@codesourcery.com>
4234 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
4235 before forcing them into a register.
4237 2007-09-03 Richard Sandiford <richard@codesourcery.com>
4239 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
4240 rather than define_code_macro.
4242 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4244 * gcc.c (xputenv): New function.
4245 (putenv_from_prefixes): Use xputenv instead of putenv.
4246 (process_command): Use xputenv instead of putenv.
4247 (set_collect_gcc_options): Use xputenv instead of putenv.
4248 (main): Use xputenv instead of putenv.
4250 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
4252 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
4253 availability of swap instruction.
4254 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
4256 2007-09-03 Revital Eres <eres@il.ibm.com>
4258 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
4261 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
4262 Ayal Zaks <zaks@il.ibm.com>
4263 Revital Eres <eres@il.ibm.com>
4265 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
4266 compute_split_row): New functions.
4267 (ps_unschedule_node): Remove.
4268 (normalize_sched_times): Iterate over the already scheduled
4269 insns instead of the number of nodes.
4270 (MAX_SPLIT_NUM): New definition.
4271 (sms_schedule_by_order): Change the scheduling heuristic to
4272 avoid useless increases of initiation interval ii.
4273 (get_sched_window): Add dump printouts.
4275 2007-09-02 David Daney <ddaney@avtrex.com>
4277 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
4278 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
4279 (optab, insn): Add more attributes.
4280 (fetchop_bit): New code macro.
4281 (immediate_insn): New code macro attribute.
4282 (sync): Change condition to ISA_HAS_SYNC.
4283 (rdhwr): Change predicate for operand 0 to register_operand.
4284 (memory_barrier): New expand.
4285 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
4286 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
4287 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
4288 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
4289 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
4290 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
4291 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
4292 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
4293 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
4295 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
4296 Hans-Peter Nilsson <hp@axis.com>
4298 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
4299 Defined to describe availability and behavior of CLZ.
4300 * config/cris/cris.md (clzsi2): Implement using lz instruction.
4301 * config/cris/cris.opt: Tweak comment for "-metrax4".
4302 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
4303 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
4304 (count_leading_zeros): Define.
4306 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4308 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
4310 2007-09-02 Joseph Myers <joseph@codesourcery.com>
4313 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
4316 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
4318 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
4319 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
4320 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
4321 sched-deps.c, sched-int.h, system.h, target.h,
4322 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
4323 tree.def: Fix comment typos.
4325 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
4327 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
4328 (override_options): Turn on -mstrict-align on non-ColdFire
4330 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
4332 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4334 * c-common.c (const_strip_array_types): Delete.
4335 * c-common.h (const_strip_array_types): Likewise.
4336 * emit-rtl.c (const_next_insn, const_previous_insn,
4337 const_next_nonnote_insn, const_prev_nonnote_insn,
4338 const_next_real_insn, const_prev_real_insn,
4339 const_next_active_insn, const_prev_active_insn, const_next_label,
4340 const_prev_label): Delete.
4341 * gimple-low.c (block_may_fallthru): Use expr_last.
4342 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
4343 * rtl.h (const_previous_insn, const_next_insn,
4344 const_prev_nonnote_insn, const_next_nonnote_insn,
4345 const_prev_real_insn, const_next_real_insn,
4346 const_prev_active_insn, const_next_active_insn, const_prev_label,
4347 const_next_label): Delete.
4348 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
4349 * system.h (CONST_CAST): Update comment.
4350 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
4351 (const_first_stmt, const_last_stmt): Delete.
4352 (tree_block_ends_with_condjump_p): Use last_stmt.
4353 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
4354 * tree-iterator.c (const_expr_first, const_expr_last,
4355 const_expr_only): Delete.
4356 * tree.c (const_lookup_attribute): Likewise.
4357 (attribute_list_contained): Use lookup_attribute.
4358 * tree.h (const_lookup_attribute, const_expr_first,
4359 const_expr_last, const_expr_only): Delete.
4361 2007-09-01 Richard Guenther <rguenther@suse.de>
4363 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
4364 instead of TREE_THIS_VOLATILE.
4365 * tree-ssa-operands.c (add_virtual_operand): Do not set
4366 has_volatile_ops. Do not check s_ann for NULL.
4367 (get_indirect_ref_operands): Likewise.
4368 (get_expr_operands): Likewise. For all reference trees
4369 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
4370 check base of reference for TREE_THIS_VOLATILE.
4372 2007-09-01 Richard Guenther <rguenther@suse.de>
4374 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
4375 between integral types. Also allow conversions between
4378 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
4380 * optabs.c (prepare_float_lib_cmp): Use
4381 libgcc_cmp_return_mode instead of word_mode.
4382 * config/dfp-bit.h: Likewise.
4383 * config/fp-bit.h: Likewise.
4384 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
4386 (spu_libgcc_shift_count_mode): New function.
4387 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
4388 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
4390 2007-08-31 Joseph Myers <joseph@codesourcery.com>
4392 * tree-pretty-print.c: Include output.h.
4393 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
4394 HOST_WIDE_INT_PRINT_DEC.
4395 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
4397 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
4399 PR rtl-optimization/33224
4400 * loop-iv.c (latch_dominating_def): Check that the definition belongs
4401 to the analysed region.
4403 2007-08-31 Richard Guenther <rguenther@suse.de>
4405 * function.c (allocate_struct_function): Do not set
4406 current_function_returns_pointer.
4407 * function.h (struct var_refs_queue): Remove.
4408 (struct simple_obstack_stack): Likewise.
4409 (struct function): Remove fixup_var_refs_queue member.
4410 Remove returns_pointer flag.
4411 (current_function_returns_pointer): Remove define.
4413 2007-08-31 Nick Clifton <nickc@redhat.com>
4415 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
4416 secondary keys in order to obtain a stable sort.
4418 2007-08-31 Nick Clifton <nickc@redhat.com>
4421 * config/m32r/constraints.md: Add W constraint for integer zero.
4422 * config/m32r/m32r.md (get_pc): Use W and i constraints.
4423 Fix length calculation by using alternatives.
4425 2007-08-31 Richard Sandiford <richard@codesourcery.com>
4427 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
4428 split out from expand_binop.
4429 (avoid_expensive_constant): New function.
4430 (expand_binop_directly): Remove commutative_op argument and
4431 (expand_binop_directly): Remove commutative_op argument and
4432 call cummutative_optab_p instead. Do not change op0 or op1
4433 when swapping xop0 and xop1. Apply avoid_expensive_constant
4434 to each argument after potential swapping. Enforce the
4435 canonical order of commutative operands.
4436 (expand_binop): Use shift_optab_p and commutative_optab_p.
4437 Update the calls to expand_binop_directly. Only force constants
4438 into registers when widening an operation. Only swap operands
4439 once a direct expansion has been rejected.
4440 (expand_twoval_binop): Only force constants into registers when
4441 using a direct expansion.
4443 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
4445 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
4446 (sched_analyze_insn): Don't postprocess speculative dependencies when
4447 target has no scheduling.
4448 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
4449 'uninitialized' warning.
4451 2007-08-31 Richard Guenther <rguenther@suse.de>
4453 * tree.c (build_complex_type): Always set TYPE_NAME for
4456 2007-08-31 Olivier Hainque <hainque@adacore.com>
4458 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
4459 internal macro. Default alignment factor for csect directives, chosen
4460 to match what BIGGEST_ALIGNMENT allows.
4461 (DATA_SECTION_ASM_OP): Use it.
4462 * config/rs6000/rs6000.c
4463 (rs6000_xcoff_output_readonly_section_asm_op):
4464 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
4465 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
4467 2007-08-31 Olivier Hainque <hainque@adacore.com>
4469 * dbxout.c (dbxout_block): Move declaration within the first
4470 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
4471 block to include the definition, together with the associated
4474 2007-08-31 David Edelsohn <edelsohn@gnu.org>
4475 Revital Eres <eres@il.ibm.com>
4477 * doc/invoke.texi (-mpaired): Document flag.
4478 * config.gcc: Include paired.h in powerpc extra_headers and
4479 750cl.h in powerpc-*-linux*paired*.
4480 * config/rs6000/rs6000.opt (-mpaired): New flag.
4481 * config/rs6000/rs6000.c (paired_init_builtins,
4482 paired_expand_builtin, paired_expand_lv_builtin,
4483 paired_expand_stv_builtin, paired_expand_predicate_builtin):
4484 New functions to support the paired single builtin functions.
4485 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
4486 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
4488 (bdesc_paired_preds): New structure for paired predicate
4490 (rs6000_expand_builtin): Expand paired single builtins.
4491 (rs6000_init_builtins): Init paired single builtins.
4492 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
4493 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
4494 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
4495 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
4496 (rs6000_vector_mode_supported_p): Support paired vector mode.
4497 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
4498 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
4500 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
4501 (DATA_ALIGNMENT): Likewise.
4502 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
4503 (rs6000_builtins): Add PAIRED builtins.
4504 * config/rs6000/rs6000.md: Include paired.md.
4505 * config/rs6000/paired.h: New.
4506 * config/rs6000/paired.md: New.
4507 * config/rs6000/750cl.h: New.
4508 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
4510 2007-08-30 Ollie Wild <aaw@google.com>
4512 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
4513 * gcc.c (default_compilers): Add -fno-directives-only to
4514 @assembler-with-cpp.
4516 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
4520 * regclass.c (initial_fixed_regs): Revert previous change and make
4522 (initial_call_used_regs): Likewise.
4523 (initial_call_really_used_regs): Delete, reverting previous addition.
4524 (initial_reg_names): Likewise.
4525 (init_reg_sets): Revert previous change.
4526 (saved_fixed_regs): New.
4527 (saved_call_used_regs): New.
4528 (saved_call_really_used_regs): New.
4529 (saved_reg_names): New.
4530 (save_register_info): New.
4531 (restore_register_info): New.
4532 (init_reg_sets_1): Replace reset of register info with call to
4533 restore_register_info.
4534 * rtl.h (save_register_info): Declare.
4535 * toplev.c (backend_init): Call save_register_info.
4537 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4539 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
4540 from the original statement.
4542 2007-08-30 Chao-ying Fu <fu@mips.com>
4544 * c-lex.c (interpret_fixed): Declare.
4545 (interpret_float): Process _Fract and _Accum.
4546 (interpret_fixed): New function.
4547 * final.c (output_addr_const): Process CONST_FIXED.
4548 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
4549 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
4551 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
4553 (simplify_immed_subreg): Support CONST_FIXED.
4554 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
4555 (simplify_subreg): Support CONST_FIXED.
4557 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
4559 * config/rs6000/ppu_intrinsics.h: New file.
4560 * config.gcc (powerpc*-*-* <extra_headers>): Install
4563 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
4565 * cfg.c (dump_flow_info): Change to also print entry and exit
4567 * print-rtl.c (print_rtl_single): Allow to print rtl with
4570 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
4572 * df-core.h (df_dump_region): New function.
4573 * df.h (df_dump_region): New function.
4574 * loop-invariant.c (find_defs): Add call to df_dump_region.
4575 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
4578 2007-08-30 Jakub Jelinek <jakub@redhat.com>
4581 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
4582 true if any of the compare_section_name calls returned true,
4583 rather than if any returned false.
4585 2007-08-30 Richard Guenther <rguenther@suse.de>
4587 PR tree-optimization/33199
4588 * tree-ssa-structalias.c (handle_lhs_call): New function.
4589 (find_func_aliases): In non-IPA mode make sure that for
4590 calls that return a pointer we add a constraint for the
4591 result to point to anything.
4593 2007-08-30 Richard Guenther <rguenther@suse.de>
4595 * doc/invoke.texi (-mveclibabi): Document new target option.
4596 * config/i386/i386.opt (-mveclibabi): New target option.
4597 * config/i386/i386.c (ix86_veclib_handler): Handler for
4598 vectorization library support.
4599 (override_options): Handle the -mveclibabi option, initialize
4600 the vectorization library handler.
4601 (ix86_builtin_vectorized_function): As fallback call the
4602 vectorization library handler, if set.
4603 (ix86_veclibabi_acml): New static function for ACML ABI style
4604 vectorization support.
4606 2007-08-30 Jakub Jelinek <jakub@redhat.com>
4608 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
4609 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
4610 SImode and update m. Don't run gen_lowpart_common on arbitrary
4611 memory address, force it to register first.
4614 * dce.c (dce_process_block): Don't delete setters of
4615 artificially used registers.
4617 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4619 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
4620 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
4621 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
4623 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4625 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
4627 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
4628 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
4630 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4632 * system.h: Activate -Wcast-qual as warning-only.
4634 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
4637 * config/rs6000/rs6000.c (compare_section_name): New function.
4638 (rs6000_elf_in_small_data_p): Compare section prefixes instead
4641 2007-08-29 Olivier Hainque <hainque@adacore.com>
4643 * xcoffout.c: #include debug.h.
4644 * Makefile.in (xcoffout.o): Add debug.h dependency.
4646 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
4648 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
4649 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
4651 2007-08-29 Richard Guenther <rguenther@suse.de>
4653 * tree-pretty-print.c (dump_generic_node): Print
4654 label DECL_UID as D.%u.
4655 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
4657 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4659 * gcc/builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
4660 * gcc/builtins.def (BUILT_IN_REALLOC): New builtin.
4662 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
4665 * tree.c (build_type_attribute_qual_variant): Set canonical types
4666 on the final, unqualified attribute variant before building the
4669 2007-08-29 Jie Zhang <jie.zhang@analog.com>
4671 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
4672 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
4674 2007-08-29 Jie Zhang <jie.zhang@analog.com>
4677 2007-08-29 Jie Zhang <jie.zhang@analog.com>
4678 * config/bfin/bfin.md (composev2hi): Put operands into vector
4681 2007-08-29 Jie Zhang <jie.zhang@analog.com>
4683 * config/bfin/bfin.md (composev2hi): Put operands into vector
4686 2007-08-29 Jie Zhang <jie.zhang@analog.com>
4688 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
4689 attribute when appropriate.
4690 (bfin_handle_l1_text_attribute): New.
4691 (bfin_handle_l1_data_attribute): New.
4692 (bfin_attribute_table): Add attributes: l1_text, l1_data,
4693 l1_data_A and l1_data_B.
4694 * doc/extend.texi (node Function Attributes): Document l1_text
4696 (Variable Attributes): Add Blackfin subsection. Document l1_data,
4697 l1_data_A and l1_data_B variable attributes.
4699 2007-08-28 Jie Zhang <jie.zhang@analog.com>
4701 * config/bfin/bfin.opt (minline-plt): Add.
4702 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
4703 call to global functions.
4704 * doc/invoke.texi (Option Summary): Mention -minline-plt.
4705 (Blackfin Options): Document -minline-plt.
4707 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
4709 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
4710 given a non-function.
4711 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
4713 2007-08-28 DJ Delorie <dj@redhat.com>
4715 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
4717 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4719 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
4721 2007-08-28 Richard Guenther <rguenther@suse.de>
4723 * tree.h (struct tree_function_decl): Increase size of
4724 function_code bitfield.
4726 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
4727 Kazu Hirata <kazu@codesourcery.com>
4729 * gcc/config/m68k/linux.h
4730 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
4731 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
4732 (m68k_return_in_memory): New.
4733 * gcc/config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
4736 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
4739 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
4740 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
4741 operand) when top VEC_SELECT extracts scalar element.
4742 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
4743 (*vec_extract_v4sf_mem): Ditto.
4745 2007-08-28 Jakub Jelinek <jakub@redhat.com>
4748 * passes.c (init_optimization_passes): Move pass_df_finish
4749 after pass_postreload sublist.
4751 PR rtl-optimization/33148
4752 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
4753 (neg (lt X 0)) if X has scalar int mode.
4756 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
4757 initializer, use build_vector_from_ctor if possible to create
4758 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
4759 even after this, return NULL.
4761 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
4763 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
4765 2007-08-28 Richard Guenther <rguenther@suse.de>
4767 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
4768 (struct tree_function_decl): Make function_code a bitfield.
4769 Add disregard_inline_limits flag.
4770 * cgraphunit.c (cgraph_process_new_functions): Check
4771 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
4772 (cgraph_preserve_function_body_p): Likewise.
4773 * ipa-inline.c (compute_inline_parameters): Likewise.
4774 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
4775 for GNU C extern inline functions.
4776 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
4777 * tree-inline.c (disregard_inline_limits_p): Remove.
4778 * tree-inline.h (disregard_inline_limits_p): Likewise.
4779 * c-common.c (handle_always_inline_attribute): Set
4780 DECL_DISREGARD_INLINE_LIMITS.
4781 * langhooks.c (add_builtin_function): Verify the function code
4782 fits in the bitfield.
4784 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
4785 Vladimir Yanovsky <yanov@il.ibm.com>
4786 Revital Eres <eres@il.ibm.com>
4787 Andrey Belevantsev <abel@ispras.ru>
4789 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
4791 * modulo-sched.c: Add documentation regarding do-loop.
4792 (doloop_register_get): Change number of arguments to support
4793 the new do-loop pattern and check whether COUNT_REG has no other
4794 occurences in the loop besides in the control part.
4795 (duplicate_insns_of_cycles): Do not duplicate the insn which
4796 changes count_reg as it is already adjusted.
4797 (generate_prolog_epilog): New argument to support the new
4798 do-loop pattern. Change the subtract instruction to use
4799 expand_simple_binop. Call duplicate_insns_of_cycles with new
4801 (sms_schedule): Call doloop_register_get and
4802 generate_prolog_epilog with new argument. Do not handle loops
4803 with single sets insns with subreg in their lhs.
4804 * loop-doloop.c (doloop_optimize): Support for another do-loop
4806 (doloop_condition_get): Gets an instruction instead of a pattern
4807 and change the return condition when the do-loop pattern is
4809 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
4810 deps when considering to not create edges.
4812 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
4814 * doc/extend.texi (gnu_inline funtion attribute): Document C++
4817 2007-08-27 Jason Merrill <jason@redhat.com>
4820 * gimplify.c (gimplify_modify_expr): Discard the assignment of
4821 zero-sized types after calling gimplify_modify_expr_rhs.
4823 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
4825 * regclass.c (init_reg_autoinc): Fix typo.
4827 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
4829 Fix PR tree-optimization/33173
4830 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
4832 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
4835 * config/i386/i386.h (VALID_DFP_MODE_P): New.
4836 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
4839 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
4840 David Ung <davidu@mips.com>
4841 Nigel Stephens <nigel@mips.com>
4843 Separate target-specific initialization from general
4844 back-end initialization.
4846 * toplev.c (init_alignments): New, split out from...
4847 (process_options): ...here.
4848 (backend_init_target): New, split out from...
4849 (backend_init): ...here.
4850 (lang_dependent_init_target): New, split out from...
4851 (lang_dependent_init): ...here.
4852 (target_reinit): New.
4853 * toplev.h (target_reinit): Declare.
4854 * expr.c (init_expr_target): Renamed from init_expr_once, since it
4855 now can be called more than once. Update comments.
4856 * expr.h (init_expr_target): Likewise.
4857 * alias.c (init_alias_target): Renamed from init_alias_once, since it
4858 now can be called more than once. Explicitly zero
4859 static_reg_base_value.
4860 * emit-rtl.c (init_emit_regs): New, split out from...
4861 (init_emit_once): Here.
4862 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
4863 non-const, so that changes from command-line arguments can overwrite
4864 values provided by the static initializers.
4865 (initial_call_really_used_regs): New, used similarly to the above.
4866 (initial_reg_names): Likewise.
4867 (last_mode_for_init_move_cost): Promoted function-local static to
4868 file-scope static to make it accessible outside init_move_cost.
4869 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
4870 Do not initialize inv_reg_alloc_order yet, either. Do initialize
4871 reg_names since it is needed for parsing command-line options.
4872 (init_move_cost): Use last_mode_for_init_move_cost instead of
4873 function-local static.
4874 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
4875 call_really_used_regs now. Reinitialize reg_names. Also
4876 initialize inv_reg_alloc_order. Zero reg_class_subunion and
4877 reg_class_superunion. Clear losing_caller_save_reg_set.
4878 Preserve global registers if called more than once. Reset
4879 move cost, may_move_in_cost, may_move_out_cost, and
4880 last_mode_for_init_move_cost.
4881 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
4882 can now be invoked more than once. Update comments.
4883 (init_regs): Update comments.
4884 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
4885 and initial_call_really_used_regs, instead of the non-initial
4886 variables. This allows us to save the command-line register settings
4887 after target reinitialization.
4888 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
4889 * rtl.h (init_emit_regs): Declare.
4890 (init_reg_modes_target, init_alias_target): Renamed as described
4892 * reload1.c (init_reload): Update comments.
4893 * optabs.c (init_optabs): Likewise.
4894 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
4896 2007-08-26 Chao-ying Fu <fu@mips.com>
4898 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
4901 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4903 * alias.c (memory_modified_1, memory_modified_in_insn_p):
4905 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
4907 * bb-reorder.c (copy_bb_p): Likewise.
4908 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
4909 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
4910 block_ends_with_condjump_p): Likewise.
4911 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
4912 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
4913 block_ends_with_condjump_p): Likewise.
4914 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
4915 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
4916 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
4917 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
4918 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
4919 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
4920 debug_true_const_tree instad of debug_true_tree.
4921 * debug.c (do_nothing_debug_hooks): Likewise.
4922 * debug.h (ignore_block, debug_true_const_tree): Constify.
4923 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
4924 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
4925 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
4926 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
4927 dbx_reg_number, is_based_loc, field_type,
4928 simple_type_align_in_bits, simple_decl_align_in_bits,
4929 simple_type_size_in_bits, field_byte_offset, insert_float,
4930 type_tag, member_declared_type, is_redundant_typedef,
4931 secname_for_decl, is_inlined_entry_point): Likewise.
4932 * emit-rtl.c (const_next_insn, const_previous_insn,
4933 const_next_nonnote_insn, const_prev_nonnote_insn,
4934 const_next_real_insn, const_prev_real_insn,
4935 const_next_active_insn, const_prev_active_insn, const_next_label,
4936 const_prev_label): Likewise.
4937 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
4939 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
4940 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
4941 sched_insn_is_legitimate_for_speculation_p): Likewise.
4942 * jump.c (reversed_comparison_code_parts,
4943 reversed_comparison_code, reversed_comparison, condjump_label):
4945 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
4946 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
4948 * rtl.h (const_previous_insn, const_next_insn,
4949 const_prev_nonnote_insn, const_next_nonnote_insn,
4950 const_prev_real_insn, const_next_real_insn,
4951 const_prev_active_insn, const_next_active_insn, const_prev_label,
4952 const_next_label, modified_between_p, modified_in_p,
4953 const_note_storeskeep_with_call_p, condjump_label,
4954 reversed_comparison, reversed_comparison_code,
4955 reversed_comparison_code_parts, memory_modified_in_insn_p,
4956 stack_regs_mentioned): Likewise.
4957 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
4958 keep_with_call_p): Likewise.
4959 * sched-deps.c (deps_may_trap_p, sched_get_condition,
4960 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
4961 sd_lists_size, sd_lists_empty_p): Likewise.
4962 * sched-int.h (sched_insns_conditions_mutex_p,
4963 haifa_classify_insn, no_real_insns_p,
4964 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
4965 sd_lists_size, sd_lists_empty_p): Likewise.
4966 * sdbout.c (sdb_debug_hooks): Likewise.
4967 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
4968 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
4969 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
4971 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
4972 tree_can_throw_internal): Likewise.
4973 * tree-flow-inline.h (phi_nodes): Likewise.
4974 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
4975 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
4976 * tree-gimple.c (const_get_call_expr_in): Likewise.
4977 * tree-gimple.h (const_get_call_expr_in): Likewise.
4978 * tree.c (const_lookup_attribute, attribute_list_equal,
4979 attribute_list_contained): Likewise.
4980 * tree.h (attribute_list_equal, attribute_list_contained,
4981 const_lookup_attribute): Likewise.
4982 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
4984 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
4986 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
4987 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
4989 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
4992 * config/alpha/constraints.md: Delete "svn:mime-type" property
4993 with svn propdel "svn:mime-type".
4995 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
4998 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
4999 non NOTE insn doesn't cross basic block.
5000 (noce_try_abs): Likewise.
5001 (noce_process_if_block): Likewise.
5003 2007-08-26 David Edelsohn <edelsohn@gnu.org>
5006 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
5007 operand without auto-inc-dec.
5008 * config/rs6000/rs6000.md (floatsidf2_internal): Use
5009 offsettable_mem_operand.
5010 (floatunssidf2_internal): Same.
5011 (fix_truncdfsi2_internal): Same.
5012 (floatsidf_ppc64): Same.
5013 (floatunssidf_ppc64): Same.
5014 (fix_trunctfsi2_internal): Same.
5016 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
5019 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
5020 pass defines needed for version.c.
5022 2007-08-25 Joseph Myers <joseph@codesourcery.com>
5024 * configure.ac (--debug-prefix-map check): Change assembler
5025 version presumed to have feature to 2.18.
5026 * configure: Regenerate.
5028 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5030 * c-common.c (vector_types_convertible_p,
5031 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
5032 self_promoting_args_p): Constify.
5033 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
5034 c_promoting_integer_type_p, self_promoting_args_p,
5035 anon_aggr_type_p, vector_types_convertible_p): Likewise.
5036 * c-decl.c (anon_aggr_type_p): Likewise.
5037 * * c-dump.c (dump_stmt): Likewise.
5038 * c-objc-common.c (has_c_linkage): Likewise.
5039 * c-tree.h (same_translation_unit_p): Likewise.
5040 * c-typeck.c (null_pointer_constant_p,
5041 tagged_types_tu_compatible_p, function_types_compatible_p,
5042 type_lists_compatible_p, lvalue_or_else, lvalue_p,
5043 comptypes_internal, struct tagged_tu_seen_cache,
5044 same_translation_unit_p, alloc_tagged_tu_seen_cache,
5045 c_size_in_bytes): Likewise.
5046 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
5047 hash_ptr, eq_ptr): Likewise.
5048 * langhooks-def.h (lhd_decl_ok_for_sibcall,
5049 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
5050 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
5051 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
5053 * optabs.c (optab_for_tree_code): Likewise.
5054 * optabs.h (optab_for_tree_code): Likewise.
5055 * rtl.h (simplify_rtx): Likewise.
5056 * simplify-rtx.c (simplify_rtx): Likewise.
5057 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
5058 dump_flag, dump_node): Likewise.
5059 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
5060 queue_and_dump_type, dump_flag): Likewise.
5061 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
5062 * tree-pass.h (dump_node): Likewise.
5063 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
5064 supportable_narrowing_operation): Likewise.
5065 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
5066 supportable_narrowing_operation): Likewise.
5067 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
5068 is_negative_overflow_infinity, is_positive_overflow_infinity,
5069 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
5070 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
5071 update_value_range, add_equivalence, ssa_name_nonnegative_p,
5072 ssa_name_nonzero_p, fp_predicate): Likewise.
5073 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
5074 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
5075 ssa_name_nonnegative_p): Likewise.
5077 2007-08-25 Hans Kester <hans.kester@ellips.nl>
5079 * config.gcc : Add x86_64-elf target.
5081 2007-08-25 Jakub Jelinek <jakub@redhat.com>
5083 * expr.c (store_expr): Fix order of store_by_pieces arguments.
5085 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
5086 Nigel Stephens <nigel@mips.com>
5090 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
5091 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
5092 * expr.c (SET_BY_PIECES_P): Define.
5093 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
5094 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
5095 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
5097 * expr.h (SET_RATIO): Define.
5098 (can_store_by_pieces, store_by_pieces): Update prototypes.
5099 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
5100 can_store_by_pieces/store_by_pieces.
5101 (expand_builtin_memcpy_args): Likewise.
5102 (expand_builtin_strncpy): Likewise.
5103 (expand_builtin_memset_args): Likewise. Also remove special case
5104 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
5105 decide what to do instead.
5106 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
5107 to can_store_by_pieces.
5109 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
5110 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
5112 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
5113 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
5114 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
5115 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
5116 (STORE_BY_PIECES_P): Define.
5118 2007-08-24 Tom Tromey <tromey@redhat.com>
5120 * varpool.c (varpool_last_needed_node): Fix comment typo.
5121 * c-decl.c (duplicate_decls): Fix comment typo.
5122 (clone_underlying_type): Update comment.
5124 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5126 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
5127 alpha_in_small_data_p, alpha_split_complex_arg,
5128 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
5130 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
5131 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
5133 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
5134 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
5135 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
5136 * config/darwin.c (darwin_binds_local_p): Likewise.
5137 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
5139 * config/i386/i386-protos.h (i386_pe_binds_local_p,
5140 i386_pe_valid_dllimport_attribute_p): Likewise.
5141 * config/i386/i386.c (ix86_function_regparm,
5142 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
5143 x86_can_output_mi_thunk, ix86_mangle_type,
5144 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
5145 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
5146 i386_pe_binds_local_p): Likewise.
5147 * config/ia64/ia64.c
5148 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
5149 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
5150 ia64_invalid_conversion, ia64_invalid_unary_op,
5151 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
5153 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
5154 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
5155 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
5156 * config/mips/mips.c (mips_use_blocks_for_constant_p,
5157 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
5158 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
5159 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
5160 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
5161 * config/pa/pa.c (pa_commutative_p): Likewise.
5162 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
5164 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
5165 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
5166 rs6000_use_blocks_for_constant_p,
5167 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
5168 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
5169 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
5170 * config/s390/s390.c (s390_mangle_type,
5171 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
5173 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
5174 th_in_small_data_p): Likewise.
5175 * config/sh/sh.c (sh_ms_bitfield_layout_p,
5176 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
5178 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
5179 sparc_mangle_type): Likewise.
5180 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
5181 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
5182 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
5184 * hooks.c (hook_bool_mode_const_rtx_false,
5185 hook_bool_mode_const_rtx_true,
5186 hook_bool_const_tree_hwi_hwi_const_tree_false,
5187 hook_bool_const_tree_hwi_hwi_const_tree_true,
5188 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
5189 hook_constcharptr_const_tree_null,
5190 hook_constcharptr_const_rtx_null,
5191 hook_constcharptr_const_tree_const_tree_null,
5192 hook_constcharptr_int_const_tree_null,
5193 hook_constcharptr_int_const_tree_const_tree_null): New.
5194 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
5195 hook_bool_tree_hwi_hwi_tree_false,
5196 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
5197 hook_int_tree_tree_1, hook_constcharptr_tree_null,
5198 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
5199 hook_constcharptr_int_tree_null,
5200 hook_constcharptr_int_tree_tree_null): Delete.
5201 (default_can_output_mi_thunk_no_vcall): Constify.
5202 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
5203 hook_bool_tree_hwi_hwi_tree_false,
5204 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
5205 hook_int_tree_tree_1, hook_constcharptr_tree_null,
5206 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
5207 hook_constcharptr_int_tree_null,
5208 hook_constcharptr_int_tree_tree_null): Delete.
5209 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
5210 hook_bool_const_tree_hwi_hwi_const_tree_false,
5211 hook_bool_const_tree_hwi_hwi_const_tree_true,
5212 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
5213 hook_constcharptr_const_tree_null,
5214 hook_constcharptr_const_rtx_null,
5215 hook_constcharptr_const_tree_const_tree_null,
5216 hook_constcharptr_int_const_tree_null,
5217 hook_constcharptr_int_const_tree_const_tree_null): New.
5218 (default_can_output_mi_thunk_no_vcall): Constify.
5219 * integrate.c (function_attribute_inlinable_p): Likewise.
5220 * integrate.h (function_attribute_inlinable_p): Likewise.
5221 * jump.c (rtx_renumbered_equal_p): Likewise.
5222 * output.h (decl_readonly_section, categorize_decl_for_section,
5223 default_use_anchors_for_symbol_p, default_binds_local_p,
5224 default_binds_local_p_1): Likewise.
5225 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
5227 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
5228 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
5229 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
5230 TARGET_COMP_TYPE_ATTRIBUTES,
5231 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
5232 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
5233 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
5234 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
5235 TARGET_DWARF_CALLING_CONVENTION): Likewise.
5236 * target.h (can_output_mi_thunk, needs_block_p,
5237 first_cycle_multipass_dfa_lookahead_guard_spec,
5238 vector_alignment_reachable, comp_type_attributes,
5239 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
5240 commutative_p, use_blocks_for_constant_p,
5241 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
5242 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
5243 invalid_within_doloop, valid_dllimport_attribute_p,
5244 split_complex_arg, invalid_arg_for_unprototyped_fn,
5245 invalid_conversion, invalid_unary_op, invalid_binary_op):
5247 * targhooks.c (default_invalid_within_doloop,
5248 hook_invalid_arg_for_unprototyped_fn,
5249 default_builtin_vector_alignment_reachable): Likewise.
5250 (hook_bool_rtx_commutative_p): Delete.
5251 (hook_bool_const_rtx_commutative_p): New.
5252 * targhooks.h (default_invalid_within_doloop,
5253 default_builtin_vector_alignment_reachable,
5254 hook_invalid_arg_for_unprototyped_fn): Constify.
5255 (hook_bool_rtx_commutative_p): Delete.
5256 (hook_bool_const_rtx_commutative_p): New.
5257 * varasm.c (bss_initializer_p, decl_default_tls_model,
5258 categorize_decl_for_section, decl_readonly_section,
5259 default_use_anchors_for_symbol_p, default_binds_local_p,
5260 default_binds_local_p_1): Constify.
5262 2007-08-24 Jie Zhang <jie.zhang@analog.com>
5264 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
5265 __NO_BUILTIN if -fno-builtin.
5267 2007-08-24 Jie Zhang <jie.zhang@analog.com>
5269 * config/bfin/bfin.c (print_operand): Report error instead of
5270 ICE for wrong operand.
5272 2007-08-24 Michael Matz <matz@suse.de>
5274 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
5276 2007-08-24 Richard Guenther <rguenther@suse.de>
5279 * tree-ssa.c (useless_type_conversion_p): Split into a
5280 recursive and a non-recursive part.
5281 (useless_type_conversion_p_1): New function.
5282 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
5283 from maybe_fold_offset_to_reference is trivially convertible
5284 to the desired type before doing the simplification.
5286 2007-08-24 Jakub Jelinek <jakub@redhat.com>
5288 * expr.c (store_expr): Optimize initialization of an array
5290 * expr.h (builtin_strncpy_read_str): New prototype.
5291 * builtins.c (builtin_strncpy_read_str): Remove prototype.
5294 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
5297 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
5298 field when initializing if_info structure.
5300 2007-08-24 Richard Guenther <rguenther@suse.de>
5302 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
5304 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
5305 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
5306 * tree-inline.c (inlinable_function_p): Fold in common parts of
5307 the cannot_inline_tree_fn langhook.
5308 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
5309 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
5310 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
5311 cannot_inline_tree_fn langhook.
5312 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
5313 cannot_inline_tree_fn member.
5315 2007-08-24 Richard Guenther <rguenther@suse.de>
5317 * expr.c (get_inner_reference): Do computation of bitoffset
5318 from offset in a way we can detect overflow reliably.
5320 2007-08-24 Jie Zhang <jie.zhang@analog.com>
5322 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
5324 2007-08-24 Jie Zhang <jie.zhang@analog.com>
5326 * config/bfin/bfin.opt (mfast-fp): Add.
5327 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
5328 libbffastfp override libgcc if -mfast-fp.
5329 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
5330 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
5331 (Blackfin Options): Document -mfast-fp.
5333 2007-08-24 Jakub Jelinek <jakub@redhat.com>
5335 PR tree-optimization/32573
5337 * tree-data-ref.c (initialize_data_dependence_relation): Clear
5338 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
5339 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
5340 (build_classic_dist_vector): Return false rather than true if
5341 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
5342 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
5343 returned false. Don't call save_dist_v before calling
5344 build_classic_dist_vector_1.
5345 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
5346 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
5347 DDR_DIR_VECTS vectors.
5349 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
5351 * configure.ac (leb128): Modify sed statement to work with any
5352 binutils version string.
5353 * configure: Regenerate
5355 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5357 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
5358 Wrap in RTX_CODE macro guard.
5359 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
5360 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
5361 arm_mark_dllimport, arm_pe_encode_section_info,
5362 arm_pe_unique_section): Use ISO-C function declarations.
5363 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
5364 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
5365 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
5367 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
5368 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
5370 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
5372 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
5373 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
5374 (register_move_cost): Use ISO-C function declarations.
5375 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
5376 * config/score/score-protos.h (score_declare_object): Add
5378 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
5380 * final.c (profile_function): Avoid empty if-bodies.
5383 * calls.c (must_pass_in_stack_var_size,
5384 must_pass_in_stack_var_size_or_pad): Constify.
5385 * config/alpha/alpha-protos.h (function_value): Likewise.
5386 * config/alpha/alpha.c (alpha_return_in_memory,
5387 alpha_pass_by_reference, function_value,
5388 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
5389 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
5391 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
5392 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
5393 TARGET_PROMOTE_PROTOTYPES): Likewise.
5394 * config/arm/arm-protos.h (arm_return_in_memory,
5395 arm_pad_arg_upward, arm_function_value): Likewise.
5396 * config/arm/arm.c (arm_pass_by_reference,
5397 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
5398 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
5399 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
5401 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
5402 * config/avr/avr-protos.h (avr_function_value): Likewise.
5403 * config/avr/avr.c (avr_return_in_memory,
5404 gas_output_limited_string, gas_output_ascii, avr_function_value,
5405 avr_return_in_memory): Likewise.
5406 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
5407 * config/bfin/bfin.c (bfin_pass_by_reference,
5408 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
5409 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
5411 * config/cris/cris.c (cris_pass_by_reference,
5412 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
5413 * config/crx/crx.c (crx_return_in_memory): Likewise.
5414 * config/darwin.c (function_base, machopic_function_base_name):
5416 * config/fr30/fr30.c (fr30_must_pass_in_stack,
5417 TARGET_PROMOTE_PROTOTYPES): Likewise.
5418 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
5419 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
5420 * config/i386/i386-protos.h (ix86_return_in_memory,
5421 ix86_sol10_return_in_memory): Likewise.
5422 * config/i386/i386.c (ix86_function_value,
5423 ix86_function_sseregparm, ix86_must_pass_in_stack,
5424 type_natural_mode, classify_argument, examine_argument,
5425 construct_container, ix86_pass_by_reference, function_value_32,
5426 function_value_64, ix86_function_value_1, return_in_memory_32,
5427 return_in_memory_64, return_in_memory_ms_64,
5428 ix86_return_in_memory, ix86_sol10_return_in_memory,
5429 TARGET_PROMOTE_PROTOTYPES): Likewise.
5430 * config/ia64/ia64-protos.h (ia64_function_value,
5431 ia64_hpux_function_arg_padding): Likewise.
5432 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
5433 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
5434 ia64_hpux_function_arg_padding): Likewise.
5435 * config/iq2000/iq2000-protos.h (function_arg,
5436 iq2000_function_value): Likewise.
5437 * config/iq2000/iq2000.c (iq2000_return_in_memory,
5438 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
5439 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
5440 function_arg, iq2000_function_value): Likewise.
5441 * config/m32c/m32c-protos.h (m32c_function_value,
5442 m32c_promote_function_return): Likewise.
5443 * config/m32c/m32c.c (m32c_pass_by_reference,
5444 m32c_promote_prototypes, m32c_promote_function_return,
5445 m32c_function_value): Likewise.
5446 * config/m32r/m32r.c (m32r_return_in_memory,
5447 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
5448 m32r_in_small_data_p): Likewise.
5449 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
5451 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
5452 m68hc11_function_arg_padding): Likewise.
5453 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
5454 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
5455 m68k_function_value): Likewise.
5456 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
5457 mcore_function_value): Likewise.
5458 * config/mcore/mcore.c (handle_structs_in_regs,
5459 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
5460 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
5461 mcore_num_arg_regs, mcore_function_value): Likewise.
5462 * config/mips/mips-protos.h (mips_pad_arg_upward,
5463 mips_function_value): Likewise.
5464 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
5465 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
5466 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
5467 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
5468 mips_function_value): Likewise.
5469 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
5471 * config/mmix/mmix.c (mmix_pass_by_reference,
5472 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
5473 mmix_encode_section_info): Likewise.
5474 * config/mn10300/mn10300-protos.h (mn10300_function_value):
5476 * config/mn10300/mn10300.c (mn10300_return_in_memory,
5477 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
5478 mn10300_function_value): Likewise.
5479 * config/mt/mt-protos.h (mt_function_value): Likewise.
5480 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
5481 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
5482 * config/pa/pa-protos.h (function_arg_padding, function_value,
5483 pa_return_in_memory): Likewise.
5484 * config/pa/pa.c (pa_pass_by_reference,
5485 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
5486 function_arg_padding, function_value, pa_return_in_memory):
5488 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
5489 * config/rs6000/rs6000-protos.h (rs6000_function_value,
5490 function_arg_padding): Likewise.
5491 * config/rs6000/rs6000.c (rs6000_return_in_memory,
5492 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
5493 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
5494 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
5495 function_arg_padding, altivec_expand_dst_builtin,
5496 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
5497 altivec_init_builtins, rs6000_common_init_builtins,
5498 rs6000_function_value): Likewise.
5499 * s390/s390-protos.h (s390_function_value): Likewise.
5500 * config/s390/s390.c (s390_function_arg_size,
5501 s390_pass_by_reference, s390_return_in_memory,
5502 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
5503 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
5504 * config/score/score-protos.h (score_function_value): Likewise.
5505 * config/score/score.c (score_arg_partial_bytes,
5506 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
5507 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
5508 score_pass_by_reference, score_add_offset, score_function_value):
5510 * config/sh/sh-protos.h (sh_attr_renesas_p,
5511 sh_promote_prototypes): Likewise.
5512 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
5513 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
5514 sh_attr_renesas_p): Likewise.
5515 * config/sparc/sparc-protos.h (function_value,
5516 function_arg_padding): Likewise.
5517 * config/sparc/sparc.c (sparc_promote_prototypes,
5518 sparc_return_in_memory, sparc_pass_by_reference,
5519 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
5520 function_arg_record_value_2, function_arg_record_value_1,
5521 function_arg_record_value, function_arg_record_value,
5522 function_arg_padding, function_value): Likewise.
5523 * config/spu/spu-protos.h (spu_function_value): Likewise.
5524 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
5525 spu_function_value): Likewise.
5526 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
5528 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
5529 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
5530 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
5532 * config/v850/v850.c (v850_return_in_memory,
5533 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
5534 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
5535 * config/xtensa/xtensa.c (xtensa_return_in_msb,
5536 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
5537 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
5539 * explow.c (promote_mode, hard_function_value): Likewise.
5540 * expr.h (hard_function_value, promote_mode): Likewise.
5541 * function.c (aggregate_value_p): Likewise.
5542 * hooks.c (hook_bool_const_tree_true): New.
5543 * hooks.h (hook_bool_const_tree_true): New.
5544 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
5545 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
5546 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
5547 TARGET_RETURN_IN_MSB): Likewise.
5548 * target.h (promote_function_args, promote_function_return,
5549 promote_prototypes, return_in_memory, return_in_msb,
5550 pass_by_reference, must_pass_in_stack, callee_copies,
5551 function_value): Likewise.
5552 * targhooks.c (default_return_in_memory,
5553 hook_pass_by_reference_must_pass_in_stack,
5554 hook_callee_copies_named,
5555 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
5556 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
5557 default_function_value): Likewise.
5558 * targhooks.h (default_return_in_memory,
5559 hook_pass_by_reference_must_pass_in_stack,
5560 hook_callee_copies_named,
5561 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
5562 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
5563 default_function_value): Likewise.
5564 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
5565 (equiv_class_label_hash, equiv_class_label_eq): Constify.
5566 * tree-vectorizer.c (bb_in_loop_p): Likewise.
5567 * tree.c (needs_to_live_in_memory): Likewise.
5568 * tree.h (struct tree_type, needs_to_live_in_memory,
5569 aggregate_value_p, must_pass_in_stack_var_size,
5570 must_pass_in_stack_var_size_or_pad): Likewise.
5571 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
5572 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
5573 lookup_filename): Likewise.
5575 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
5578 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
5579 fake fcomi i387 instruction for !TARGET_CMOVE.
5580 (ix86_expand_branch): Expand natural sequence with one jump for
5581 all targets, not only TARGET_CMOVE.
5582 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
5583 pattern to implement fake fcomi sequence. Split instruction after
5584 reload to correct compare sequences.
5585 (*cmpfp_xf_cc): Ditto.
5586 (*cmpfp_<mode>_cc): Ditto.
5587 (*cmpfp_u_cc): Ditto.
5588 (*cmpfp_<mode>_cc): Ditto.
5590 2007-08-23 Richard Guenther <rguenther@suse.de>
5592 * tree-pretty-print.c (dump_generic_node): Annotate
5593 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
5595 2007-08-23 Richard Guenther <rguenther@suse.de>
5597 * builtins.c (expand_builtin_mathfn): Wrap argument in
5598 save_expr directly instead of re-building the call.
5599 (expand_builtin_mathfn_2): Likewise.
5600 (expand_builtin_mathfn_3): Likewise.
5601 (expand_builtin_interclass_mathfn): Likewise.
5602 (expand_builtin_int_roundingfn): Set arg.
5603 (expand_builtin_int_roundingfn_2): Likewise.
5605 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
5607 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
5608 *sse_nand<mode>3, *sse_xor<mode>3): New.
5610 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
5612 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
5613 * config/i386/i386.c (print_operand): Handle ';' code. Output
5614 semicolon for TARGET_MACHO.
5615 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
5616 emit semicolon after 'lock' prefix.
5617 (sync_double_compare_and_swap<mode>): Ditto.
5618 (*sync_double_compare_and_swapdi_pic): Ditto.
5619 (*sync_compare_and_swap_cc<mode>): Ditto.
5620 (sync_double_compare_and_swap_cc<mode>): Ditto.
5621 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
5622 (sync_old_add<mode>): Ditto.
5623 (sync_add<mode>): Ditto.
5624 (sync_sub<mode>): Ditto.
5625 (sync_ior<mode>): Ditto.
5626 (sync_and<mode>): Ditto.
5627 (sync_xor<mode>): Ditto.
5629 2007-08-22 Chao-ying Fu <fu@mips.com>
5631 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
5633 (copy_rtx): Handle CONST_FIXED.
5634 (rtx_equal_p): Likewise.
5635 * rtl.h (fixed_value.h): New include.
5636 (rtx_def): Add a new field of fixed_value to u.
5637 (XCNMPFV): Define for accessing fixed_value.
5638 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
5640 * rtl.def (CONST_FIXED): New constant.
5641 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
5642 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
5643 US_ASHIFT): New codes.
5644 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
5645 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
5646 unsigned_fract_convert, unsigned_sat_fract): Document them.
5647 * varasm.c (assemble_integer): Extend to support fixed-point constants
5648 by using different machine classes.
5649 (decode_addr_const): Handle FIXED_CST.
5650 (const_hash_1): Likewise.
5651 (compare_constant): Likewise.
5652 (copy_constant): Likewise.
5653 (const_rtx_hash_1): Handle CONST_FIXED.
5654 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
5655 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
5657 (initializer_constant_valid_p): Handle FIXED_CST.
5658 (output_constant): Support FIXED_POINT_TYPE.
5659 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
5660 * cse.c (hash_rtx): Support CONST_FIXED.
5661 (exp_equiv_p): Likewise.
5662 (cannon_reg): Likewise.
5663 (fold_rtx): Likewise.
5664 (equiv_constant): Likewise.
5665 (cse_process_notes_1): Likewise.
5666 (count_reg_usage): Likewise.
5667 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
5668 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
5669 (wrap_constant): Check CONST_FIXED.
5670 (cselib_hash_rtx): Support CONST_FIXED.
5671 (cselib_subst_to_values): Likewise.
5672 * df-scan.c (df_uses_record): Likewise.
5673 * gcse.c (want_to_gcse_p): Likewise.
5674 (oprs_unchanged_p): Likewise.
5675 (oprs_not_set_p): Likewise.
5676 (compute_transp): Likewise.
5677 (extract_mentioned_regs_helper): Likewise.
5678 * genemit.c (gen_exp): Likewise.
5679 * local-alloc.c (equiv_init_varies_p): Likewise.
5680 (contains_replace_regs): Likewise.
5681 (memref_referenced_p): Likewise.
5682 * loop-invariant.c (check_maybe_invariant): Likewise.
5683 (hash_invariant_expr_1): Likewise.
5684 (invariant_expr_equal_p): Likewise.
5685 * postreload-gcse.c (oprs_unchanged_p): Likewise.
5686 * regclass.c (reg_scan_mark_refs): Likewise.
5687 * regrename.c (scan_rtx): Likewise.
5688 * resource.c (mark_referenced_resources): Likewise.
5689 (mark_set_resources): Likewise.
5690 * rtlanal.c (rtx_unstable_p): Likewise.
5691 (rtx_varies_p): Likewise.
5692 (count_occurrences): Likewise.
5693 (reg_mentioned_p): Likewise.
5694 (modified_between_p): Likewise.
5695 (modified_in_p): Likewise.
5696 (volatile_insn_p): Likewise.
5697 (volatile_refs_p): Likewise.
5698 (side_effects_p): Likewise.
5699 (may_trap_p_1): Likewise.
5700 (inequality_comparisons_p): Likewise.
5701 (computed_jump_p_1): Likewise.
5702 (commutative_operand_precedence): Likewise.
5703 * sched-deps.c (sched_analyze_2): Likewise.
5704 * sched-vis.c (print_value): Likewise.
5705 * reload.c (operands_match_p): Likewise.
5706 (subst_reg_equivs): Likewise.
5707 * reload1.c (eliminate_regs_1): Likewise.
5708 (elimination_effects): Likewise.
5709 (scan_paradoxical_subregs): Likewise.
5710 * alias.c (rtx_equal_for_memref_p): Likewise.
5711 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
5712 * emit-rtl.c (const_fixed_htab): New hash table.
5713 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
5715 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
5716 const_fixed_from_fixed_value): New functions.
5717 (verify_rtx_sharing): Handle CONST_FIXED.
5718 (copy_rtx_if_shared_1): Likewise.
5719 (reset_used_flags): Likewise.
5720 (set_used_flags): Likewise.
5721 (copy_insn_1): Likewise.
5722 (init_emit_once): Create const_fixed_htab.
5723 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
5725 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
5727 PR tree-optimization/32949
5728 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
5729 before failing for ivs with non-constant step.
5731 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
5733 * doc/md.texi (Iterators): Renamed from Macros. All contents
5734 changed to reflect rename of respectively define_code_macro and
5735 define_mode_macro to define_code_iterator and define_mode_iterator.
5736 (Mode Iterators, Code Iterators): Similar.
5737 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
5738 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
5739 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
5740 (initialize_iterators, find_iterator, check_code_iterator)
5741 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
5742 (read_mapping, read_rtx_1): Similar.
5743 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
5744 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
5745 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
5746 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
5747 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
5748 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
5749 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
5750 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
5751 config/rs6000/sync.md, config/rs6000/rs6000.md,
5752 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
5753 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
5754 config/vax/vax.md, config/bfin/bfin.md: Similar.
5756 2007-08-22 David Daney <ddaney@avtrex.com>
5758 * doc/install.texi (Testing): Mention testing on a simulator.
5760 2007-08-22 Janis Johnson <janis187@us.ibm.com>
5762 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
5764 * doc/libgcc.texi (Decimal float library routines): Fix formatting
5765 and rearrange floating point conversion functions into different
5768 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
5770 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
5771 dfa_post_advance_cycle): New scheduler hooks.
5772 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
5773 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
5775 (TARGET_SCHED): Use them.
5776 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
5777 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
5778 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
5780 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
5781 function to facilitate debugging.
5782 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
5783 (output_insn_has_dfa_reservation_p): New static function to output
5784 insn_has_dfa_reservation_p ().
5785 (write_automata): Use it.
5786 * genattr.c (main): Output declaration for
5787 insn_has_dfa_reservation_p ().
5789 2007-08-22 Christian Bruel <christian.bruel@st.com>
5790 Richard Guenther <rguenther@suse.de>
5792 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
5793 * simplify_rtx (simplify_binary_operation_1): Likewise.
5795 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
5797 PR rtl-optimization/32557
5798 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
5799 of REGNO (mws->mw_reg).
5801 2007-08-22 Richard Guenther <rguenther@suse.de>
5804 * builtins.c (expand_builtin_int_roundingfn): Replace call
5805 argument wrapped with SAVE_EXPR directly.
5806 (expand_builtin_int_roundingfn_2): Likewise.
5808 2007-08-22 Richard Guenther <rguenther@suse.de>
5810 * tree-inline.c (inlinable_function_p): Restore disregarding
5811 inline limits for GNU extern inline functions.
5813 2007-08-22 Richard Guenther <rguenther@suse.de>
5816 * tree.c (host_integerp): Treat sizetype as signed as it is
5819 2007-08-21 Ian Lance Taylor <iant@google.com>
5821 PR tree-optimization/33134
5822 * tree-vrp.c (adjust_range_with_scev): Call
5823 set_value_range_to_value.
5825 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
5827 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
5830 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
5832 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
5835 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
5837 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
5838 cases to set eight bytes at a time.
5839 (expand_block_move): Likewise.
5841 2007-08-21 Jakub Jelinek <jakub@redhat.com>
5844 * dwarf2out.c (gen_decl_die): Don't call
5845 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
5847 2007-08-21 Paul Brook <paul@codesourcery.com>
5848 Nathan Sidwell <nathan@codesourcery.com>
5849 Mark Mitchell <mark@codesourcery.com>
5850 Joseph Myers <joseph@codesourcery.com>
5852 * configure.ac: Add --with-pkgversion and --with-bugurl.
5853 * configure: Regenerate.
5854 * doc/install.texi: Document them.
5855 * version.c (version_string): Remove VERSUFFIX.
5856 (VERSUFFIX): Remove.
5857 (pkgversion_string): New.
5858 (bug_report_url): Do not hard-code initializer.
5859 * version.h (pkgversion_string): Declare.
5860 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
5862 (version.o): Define PKGVERSION and BUGURL.
5863 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
5864 (%.pod): Define BUGURL.
5865 * gcc.c (process_command, main): Use pkgversion_string.
5866 * toplev.c (compile_file, print_version): Likewise.
5867 * protoize.c (main): Likewise.
5868 * gcov.c (print_version): Likewise. Update copyright date.
5869 * gcov-dump.c (print_version): Likewise. Update copyright date.
5870 * mips-tdump.c (main): Likewise. Update copyright date.
5871 * mips-tfile.c (main): Likewise. Update copyright date.
5872 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
5873 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
5874 shorten description.
5875 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
5876 * doc/gccint.texi: Likewise.
5877 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
5878 Update copyright date.
5880 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
5882 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
5883 (ix86_expand_strlensi_unroll_1): Ditto.
5884 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
5885 (ix86_expand_carry_flag_compare): Update comment.
5887 2007-08-21 Jakub Jelinek <jakub@redhat.com>
5890 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
5891 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
5893 2007-08-21 Richard Guenther <rguenther@suse.de>
5895 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
5897 2007-08-21 Richard Guenther <rguenther@suse.de>
5900 * fold-const.c (fold_binary): Remove index +p PTR folding.
5901 Fix types of POINTER_PLUS_EXPR generated by folding of
5904 2007-08-20 Chao-ying Fu <fu@mips.com>
5906 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
5907 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
5908 RID_ONEWAY, so that it can be checked in declspecs_add_type.
5909 (c_common_fixed_point_type_for_size): Declare.
5910 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
5911 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
5912 (c_token_starts_declspecs): Likewise.
5913 (c_parser_declspecs): Likewise.
5914 (c_parser_attributes): Likewise.
5915 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
5916 (c_declspecs): Add saturating_p.
5917 * c-decl.c (build_null_declspecs): Initialize saturating_p.
5918 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
5919 _Sat. Handle RID_SAT.
5920 Avoid using void, bool, char, int, float, double, _Decimal32,
5921 _Decimal64, _Decimal128, and complex with _Sat.
5922 Handle RID_FRACT and RID_ACCUM.
5923 Make sure _Sat is used with _Fract or _Accum.
5924 (finish_declspecs): Handle cts_fract and cts_accum.
5925 * c-common.c (fixed-value.h): New include.
5926 (constant_expression_warning): Handle FIXED_CST.
5927 (overflow_warning): Likewise.
5928 (warnings_for_convert_and_check): Likewise.
5929 (c_common_fixed_point_type_for_size): New.
5930 (c_common_type_for_mode): Handle fixed-point modes to
5931 return various saturating/non-saturating, signed/unsigned types.
5932 (c_common_signed_or_unsigned_type): Support fixed-point types.
5933 (shorten_compare): Check fixed-point zero.
5934 Handle FIXED_POINT_TYPE.
5935 (c_common_truthvalue_conversion): Handle FIXED_CST.
5936 Handle FIXED_POINT_TYPE.
5937 (c_common_nodes_and_builtins): Record builtin types for fixed-point
5939 (handle_mode_attribute): Handle fixed-point modes. Need to check
5940 if the signness of base type and fixed-point modes are consistent.
5941 (handle_vector_size_attribute): Handle fixed-point modes.
5942 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
5943 (warn_for_div_by_zero): Check fixed-point zero.
5944 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
5945 a common fixed-point type based on fbit, ibit, sign, and saturation.
5946 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
5947 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
5948 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
5949 (convert_for_assignment): Support FIXED_POINT_TYPE.
5950 (digest_init): Handle FIXED_POINT_TYPE.
5951 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
5952 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
5953 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
5954 GE_EXPR, LT_EXPR, GT_EXPR.
5955 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
5956 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
5957 * target.h (gcc_target): Add fixed_point_supported_p.
5958 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
5959 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
5960 (default_fixed_point_supported_p): Define.
5961 * targhooks.h (default_fixed_point_supported_p): Declare.
5962 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
5963 * doc/install.texi (Configuration): Add --enable-fixed-point.
5964 * configure.ac (--enable-fixed-point): New to enable fixed-point
5965 arithmetic extension to C. For mips targets, we enable it by default.
5966 * configure, config.in: Regenerate.
5968 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
5970 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
5972 2007-08-20 David Edelsohn <edelsohn@gnu.org>
5974 * dwarf2out.c (text_section_used): Move declaration outside ifdef
5975 DWARF2_DEBUGGING_INFO.
5976 (cold_text_section_used): Same.
5977 (cold_text_section): Same.
5979 2007-08-20 Richard Guenther <rguenther@suse.de>
5981 * c-typeck.c (convert_for_assignment): Use the type of
5982 the member for the initialization.
5984 2007-08-20 Richard Guenther <rguenther@suse.de>
5986 * c-objc-common.c (c_disregard_inline_limits): Remove.
5987 * c-objc-common.h (c_disregard_inline_limits): Likewise.
5988 * cgraphunit.c (cgraph_process_new_functions): Call
5989 disregard_inline_limits_p.
5990 (cgraph_preserve_function_body_p): Likewise.
5991 * ipa-inline.c (compute_inline_parameters): Likewise.
5992 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
5994 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
5995 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
5996 disregard_inline_limits langhook.
5997 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
5999 * langhooks.h (lang_hooks_for_tree_inlining): Remove
6000 disregard_inline_limits langhook.
6001 * tree-inline.c (disregard_inline_limits_p): New function.
6002 * tree-inline.h (disregard_inline_limits_p): Declare.
6004 2007-08-20 Richard Guenther <rguenther@suse.de>
6006 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
6007 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
6008 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
6009 auto_var_in_fn_p langhook.
6010 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
6012 * tree.c (auto_var_in_fn_p): ... here.
6013 (find_var_from_fn): Call auto_var_in_fn_p directly.
6014 * langhooks.h (lang_hooks_for_tree_inlining): Remove
6015 auto_var_in_fn_p langhook.
6016 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
6017 (copy_body_r): Likewise.
6018 (self_inlining_addr_expr): Likewise.
6019 * tree.h (auto_var_in_fn_p): Declare.
6021 2007-08-20 Richard Guenther <rguenther@suse.de>
6023 * tree.c (WALK_SUBTREE): Call walk_tree_1.
6024 (walk_type_fields): Take lh parameter.
6025 (walk_tree): Rename to ...
6026 (walk_tree_1): ... this. Do not call the walk_subtrees
6027 langhook but the now passed callback. Pass lh on recursion.
6028 (walk_tree_without_duplicates): Rename to ...
6029 (walk_tree_without_duplicates_1): ... this. Take lh parameter
6030 and call walk_tree_1.
6031 * tree.h (walk_tree_lh): New typedef.
6032 (walk_tree_1): Declare.
6033 (walk_tree_without_duplicates_1): Likewise.
6034 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
6035 (walk_tree_without_duplicates): New define to
6036 walk_tree_without_duplicates_1 with NULL lh parameter.
6037 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
6038 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
6040 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
6041 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
6042 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
6045 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
6048 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
6049 code in front of the compacting of basic blocks.
6050 Move the folding of statements inbetween the cgraph checking
6051 and compacting of basic blocks.
6053 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
6054 Serge Belyshev <belyshev@depni.sinp.msu.ru>
6057 * config/alpha/alpha.c (va_list_skip_additions): Check for
6058 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
6059 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
6060 PLUS_EXPR when checking ap.__base.
6061 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
6062 when doing addition on pointer types. Use size_int instead of
6064 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
6065 ptr_type in the second operand.
6067 2007-08-19 Andrew Pinski <pinskia@gmail.com>
6070 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
6072 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
6075 * cfgexpand.c (expand_one_register_var): Mark pointer
6076 DECL_ARTIFICIAL as REG_POINTER also.
6077 * stmt.c (expand_decl): Likewise.
6079 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
6086 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
6087 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
6088 on_worklist argument and avoid adding things to worklist multiple
6090 (add_to_worklist): Ditto.
6091 (mark_aliases_call_clobbered): Mark entire structure clobbered if
6092 single SFT is clobbered.
6093 (set_initial_properties): Ditto.
6094 (compute_call_clobbered): Update for changes to function
6096 (create_overlap_variables_for): Always create SFT for offset 0.
6097 (create_structure_vars): Handle PHI's, since we are in SSA form at
6099 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
6100 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
6102 (add_vars_for_offset): Figure out aliases from access + points-to.
6103 (add_virtual_operand): Use add_vars-for_offset.
6104 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
6105 (add_call_clobber_ops): Remove makes_clobbering_call set.
6106 (get_expr_operands): Always pass through the INDIRECT_REF
6108 * tree-ssa-structalias.c (struct constraint_graph): Remove
6110 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
6111 address_taken, pt_used, number_incoming.
6112 (FIRST_ADDR_NODE): Removed.
6113 (merge_graph_nodes): Remove broken code for the moment.
6114 (init_graph): New function.
6115 (build_pred_graph): Remove code to init_graph.
6116 Add location equivalence support.
6117 (struct scc_info): Rename roots to deleted.
6119 (init_scc_info): Ditto
6120 (init_topo_info): Use graph->size.
6121 (compute_topo_order): Ditto.
6122 (do_da_constraint): Removed.
6123 (do_sd_constraint): Remove calls to find().
6124 set_union_with_increment should always get 0 as last arg here.
6125 (do_complex_constraint): Replace do_da_constraint with assert.
6127 (struct equiv_class_label): New.
6128 (pointer_equiv_class_table): Ditto.
6129 (location_equiv_class_table): Ditto.
6130 (equiv_class_label_hash): Ditto.
6131 (equiv_class_label_eq): Ditto
6132 (equiv_class_lookup): Ditto.
6133 (equiv_class_ladd): Ditto.
6134 (pointer_equiv_class): Ditto.
6135 (location_equiv_class): Ditto.
6136 (condense_visit): Rename and rewrite from label_visit to do only
6137 SCC related stuff for HU.
6138 (label_visit): Do HU work for HU.
6139 (perform_var_substitution): Update to do HU and location
6141 (free_var_substitution_info): Update to free HU and location
6142 equivalence structures. */
6143 (find_equivalent_node): Update for pointer but not location
6145 (unite_pointer_equivalences): New function.
6146 (move_complex_constraints): Rewrite to only do moving.
6147 (rewrite_constraints): Split out of move_complex_constraints.
6148 (solve_graph): Use graph->size.
6149 (process_constraint_1): Add from_call argument, use it.
6150 Split *a = &b into two constraints.
6151 (process_constraint): Use new process_constraint_1.
6152 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
6153 (get_constraint_for): Handle non-pointer integers properly.
6154 Remove code that used to handle structures.
6155 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
6156 with unknown addends.
6157 (handle_rhs_call): New function.
6158 (find_func_aliases): Use handle_rhs_call.
6159 (set_uids_in_ptset): Add an assert.
6160 (set_used_smts): Fix bug in not considering unified vars.
6161 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
6162 (compute_points_to_sets): Update for other function changes.
6163 (delete_points_to_sets): Ditto.
6164 (ipa_pta_execute): Ditto.
6165 (pass_ipa_pta): We need to update SSA after ipa_pta.
6167 2007-08-19 Jan Hubicka <jh@suse.cz>
6169 * i386.md: Replace "rim" and "mri" constraints by "g".
6171 2007-08-19 Joseph Myers <joseph@codesourcery.com>
6173 * dwarf2out.c (text_section_used, cold_text_section_used,
6174 cold_text_section, dwarf2out_note_section_used): New.
6175 (dwarf2out_init): Initialize cold_text_section.
6176 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
6177 dwarf2out_note_section_used.
6178 (size_of_aranges): Only count entry for text section if it was
6179 used. Count entry for cold text section if it was used.
6180 (output_aranges): Only output entries for text section and cold
6181 text section if they were used.
6183 2007-08-19 Andrew Pinski <pinskia@gmail.com>
6185 * tree-pretty-print.c (debug_generic_expr): Add a comment about
6187 (debug_generic_stmt): Likewise.
6188 (debug_tree_chain): Likewise.
6190 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
6192 * tree-data-refs.c (split_constant_offset): Expose.
6193 * tree-data-refs.h (split_constant_offset): Add declaration.
6195 * tree-vectorizer.h (dr_alignment_support): Renamed
6196 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
6197 Added a new value dr_explicit_realign.
6198 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
6199 dr_offset, dr_step, and dr_aligned_to, along with new access
6200 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
6201 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
6202 STMT_VINFO_DR_ALIGNED_TO.
6204 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
6206 In case of outer-loop vectorization with non-fixed misalignment - use
6207 the dr_explicit_realign scheme instead of the optimized realignment
6209 (new_stmt_vec_info): Initialize new fields.
6211 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
6212 'nested_in_vect_loop' case. Change verbosity level.
6213 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
6214 Don't fail on zero step in the outer-loop for loads.
6215 (vect_analyze_data_refs): Call split_constant_offset to calculate
6216 base, offset and init relative to the outer-loop.
6218 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
6219 BSI function argument with a new function argument - at_loop.
6220 Simplify the condition that determines STEP. Takes additional argument
6221 INV_P. Support outer-loop vectorization (handle the
6222 nested_in_vect_loop case), including zero step in the outer-loop. Call
6223 vect_create_addr_base_for_vector_ref with additional argument.
6224 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
6225 Updated function documentation. Handle the 'nested_in_vect_loop' case.
6226 Fixed and simplified calculation of step.
6227 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
6228 of bsi, and with additional argument. Call bump_vector_ptr with
6229 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
6230 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
6231 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
6232 when the realignment setup needs to take place inside the loop.
6233 Support the dr_explicit_realign scheme. Allow generating the optimized
6234 realignment scheme for outer-loop vectorization. Added documentation.
6235 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
6236 the 'nested_in_vect_loop' case, including loads that are invariant in
6237 the outer-loop and the realignment schemes. Handle the case when the
6238 realignment setup needs to take place inside the loop. Call
6239 vect_setup_realignment with additional arguments. Call
6240 vect_create_data_ref_ptr with additional argument and with loop instead
6241 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
6242 (vect_gen_niters_for_prolog_loop): Call
6243 vect_create_addr_base_for_vector_ref with additional arguments.
6244 (vect_create_cond_for_align_checks): Likewise.
6245 (bump_vector_ptr): Updated to support the new dr_explicit_realign
6246 scheme: takes additional argument bump; argument ptr_incr is now
6247 optional; updated documentation.
6248 (vect_init_vector): Takes additional argument (bsi). Use it, if
6249 available, to insert the vector initialization.
6250 (get_initial_def_for_induction): Pass additional argument in call to
6252 (vect_get_vec_def_for_operand): Likewise.
6253 (vect_setup_realignment): Likewise.
6254 (vectorizable_load): Likewise.
6256 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
6258 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
6259 as argument instead of struct loop.
6260 (nested_in_vect_loop_p): New function.
6261 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
6263 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
6264 from other phis in the loop.
6265 (destroy_loop_vec_info): Add additional argument to declaration.
6267 * tree-vectorizer.c (supportable_widening_operation): Also check if
6268 nested_in_vect_loop_p (don't allow changing the order in this case).
6269 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
6270 of struct loop. Call nested_in_vect_loop_p and don't require
6271 flag_unsafe_math_optimizations if it returns true.
6272 (new_stmt_vec_info): When setting def_type for phis differentiate
6273 loop-header phis from other phis.
6274 (bb_in_loop_p): New function.
6275 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
6276 just update their loop_vinfo. Order of BB traversal now matters -
6277 call dfs_enumerate_from with bb_in_loop_p.
6278 (destroy_loop_vec_info): Takes additional argument to control whether
6279 stmt_vinfo of the loop stmts should be destroyed as well.
6280 (vect_is_simple_reduction): Allow the "non-reduction" use of a
6281 reduction stmt to be defines by a non loop-header phi.
6282 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
6284 * tree-vect-transform.c (vectorizable_reduction): Call
6285 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
6286 (vectorizable_call): Likewise.
6287 (vectorizable_conversion): Likewise.
6288 (vectorizable_operation): Likewise.
6289 (vectorizable_type_promotion): Likewise.
6290 (vectorizable_type_demotion): Likewise.
6291 (vectorizable_store): Likewise.
6292 (vectorizable_live_operation): Likewise.
6293 (vectorizable_reduction): Likewise. Also pass loop_info to
6294 vect_is_simple_reduction instead of loop.
6295 (vect_init_vector): Call nested_in_vect_loop_p.
6296 (get_initial_def_for_reduction): Likewise.
6297 (vect_create_epilog_for_reduction): Likewise.
6298 (vect_init_vector): Check which loop to work with, in case there's an
6300 (get_initial_def_for_inducion): Extend to handle outer-loop
6301 vectorization. Fix indentation.
6302 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
6303 In the case vect_induction_def get the vector def from the induction
6304 phi node, instead of calling get_initial_def_for_inducion.
6305 (get_initial_def_for_reduction): Extend to handle outer-loop
6307 (vect_create_epilog_for_reduction): Extend to handle outer-loop
6309 (vect_transform_loop): Change assert to just skip this case. Add a
6311 (vect_finish_stmt_generation): Add a couple asserts.
6313 (vect_estimate_min_profitable_iters): Multiply
6314 cost of inner-loop stmts (in outer-loop vectorization) by estimated
6316 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
6317 this is an inner-loop reduction in outer-loop vectorization.
6319 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
6320 Same code as what used to be vect_analyze_scalar_cycles, only with
6321 additional argument loop, and loop_info passed to
6322 vect_is_simple_reduction instead of loop.
6323 (vect_analyze_scalar_cycles): Code factored out into
6324 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
6325 Updated documentation.
6326 (analyze_operations): Check for inner-loop loop-closed exit-phis during
6327 outer-loop vectorization that are live or not used in the outerloop,
6328 cause this requires special handling.
6329 (vect_enhance_data_refs_alignment): Don't consider versioning for
6331 (vect_analyze_data_refs): Check that there are no datarefs in the
6333 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
6334 and vect_used_in_outer_by_reduction cases.
6335 (process_use): Also consider the case of outer-loop stmt defining an
6336 inner-loop stmt and vice versa.
6337 (vect_analyze_loop_1): New function.
6338 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
6339 loops. Call vect_analyze_loop_1.
6340 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
6341 been vectorized. Call destroy_loop_vec_info with additional argument.
6343 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
6344 in the inner-loop when doing outer-loop vectorization. Add
6345 documentation and printout.
6346 (vect_recog_dot_prod_pattern): Likewise. Also add check for
6347 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
6349 2007-08-18 Andrew Pinski <pinskia@gmail.com>
6351 * tree-affine.h (print_aff): New prototype.
6352 (debug_aff): Likewise.
6353 * tree-affine.c (print_aff): New function.
6354 (debug_aff): Likewise.
6356 2007-08-18 Paul Brook <paul@codesourcery.com>
6357 Joseph Myers <joseph@codesourcery.com>
6359 * common.opt (-fdebug-prefix-map=): New option.
6360 * opts.c: Include debug.h.
6361 (common_handle_option): Handle -fdebug-prefix-map.
6362 * final.c: Include ggc.h.
6363 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
6364 remap_debug_filename): New.
6365 * Makefile.in (final.o, opts.o): Update dependencies.
6366 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
6367 * configure.ac: Check for assembler --debug-prefix-map support.
6368 * configure, config.in: Regenerate.
6369 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
6370 (ASM_DEBUG_SPEC): Include ASM_MAP.
6371 * doc/install.texi (--with-debug-prefix-map): Document.
6372 * doc/invoke.texi (-fdebug-prefix-map): Document.
6373 * dbxout.c (dbxout_init, dbxout_start_source_file,
6374 dbxout_source_file): Call remap_debug_filename.
6375 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
6376 dwarf2out_start_source_file, dwarf2out_finish): Call
6377 remap_debug_filename.
6378 (file_table_relative_p): Do not check d->emitted_number.
6379 * toplev.c (output_file_directive): Call remap_debug_filename.
6380 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
6381 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
6383 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6385 * loop-invariant.c (find_invariants_to_move): Add missing macro
6388 2007-08-17 Tom Tromey <tromey@redhat.com>
6390 * tree.h (struct tree_label_decl): Removed old "java" fields.
6392 2007-08-17 Richard Sandiford <richard@codesourcery.com>
6393 Nigel Stephens <nigel@mips.com>
6395 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
6396 Treat -mno-data-in-code and -mcode-xonly as aliases for
6397 -mcode-readable=no and -mcode-readable=pcrel respectively.
6398 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
6399 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
6400 (MULTILIB_DIRNAMES): Update accordingly.
6402 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
6404 * Makefile.in (version.o): Depend on $(REVISION) only if
6405 REVISION_s is defined.
6407 2007-08-17 Sa Liu <saliu@de.ibm.com>
6408 Ulrich Weigand <uweigand@de.ibm.com>
6411 * tree.c (reconstruct_complex_type): For a pointer to a vector,
6412 use build_qualified_type to retain qualifiers of the base type.
6414 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
6416 * config/score/score.md : Update pattern tablejump.
6417 * config/score/score.c : Update score_initialize_trampoline
6419 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
6420 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
6421 * doc/contrib.texi: Add my entry.
6423 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
6425 * Makefile.in (REVISION): New.
6428 (version.o): Also depend on $(REVISION). Add
6429 -DREVISION=$(REVISION_s).
6431 * version.c (version_string): Add REVISION.
6433 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
6435 * tree-eh.c (lower_try_finally_onedest): Reset the locus
6436 of GOTO that's relocated to a different block.
6438 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6440 * c-common.c (const_strip_array_types): New.
6441 * c-common.h (lang_missing_noreturn_ok_p): Delete.
6442 (const_strip_array_types): New.
6443 * c-objc-common.c (c_disregard_inline_limits,
6444 c_warn_unused_global_decl): Constify.
6445 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
6446 c_vla_type_p, c_incomplete_type_error): Likewise.
6447 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
6448 * hooks.c (hook_bool_const_tree_false): New.
6449 * hooks.h (hook_bool_const_tree_false): Likewise.
6450 * langhooks-def.h (lhd_warn_unused_global_decl,
6451 lhd_incomplete_type_error, lhd_expr_size,
6452 lhd_tree_inlining_disregard_inline_limits,
6453 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
6454 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
6455 * langhooks.c (lhd_warn_unused_global_decl,
6456 lhd_incomplete_type_error,
6457 lhd_tree_inlining_disregard_inline_limits,
6458 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
6459 lhd_expr_size): Likewise.
6460 * langhooks.h (lang_hooks_for_tree_inlining,
6461 lang_hooks_for_tree_dump, lang_hooks_for_types,
6462 lang_hooks_for_decls, lang_hooks): Likewise.
6463 * pointer-set.c (pointer_set_t, pointer_set_create,
6464 pointer_set_contains, insert_aux, pointer_set_insert,
6465 pointer_set_traverse, pointer_map_t, pointer_map_create,
6466 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
6468 * pointer-set.h (pointer_set_contains, pointer_set_insert,
6469 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
6470 pointer_map_traverse): Likewise.
6471 * predict.c (assert_is_empty): Likewise.
6472 * tree-affine.c (free_name_expansion): Likewise.
6473 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
6474 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
6475 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
6477 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
6479 * tree-vectorizer.c (new_loop_vec_info): Initialize new
6481 (destroy_loop_vec_info): Add call to VEC_free.
6482 * tree-vectorizer.h (may_alias_ddrs): Define.
6483 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
6484 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
6485 Change reporting to dump.
6486 (vect_is_duplicate_ddr): New.
6487 (vect_mark_for_runtime_alias_test): New.
6488 (vect_analyze_data_ref_dependences) Add call to
6489 vect_mark_for_runtime_alias_test.
6490 (vect_enhance_data_refs_alignment): Define local variable
6491 vect_versioning_for_alias_required, don't perform
6492 peeling for alignment if versioning for alias is
6494 (vect_enhance_data_refs_alignment): Use
6495 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
6496 PARAM_VECT_MAX_VERSION_CHECKS.
6497 * tree-vect-transform.c
6498 (vect_create_cond_for_alias_checks): New.
6499 (vect_transform_loop): Add call to
6500 vect_create_cond_for_alias_checks.
6501 (vect_vfa_segment_size): New.
6502 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
6504 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
6505 * gcc/doc/invoke.texi
6506 (vect-max-version-for-alignment-checks): Document.
6507 (vect-max-version-for-alias-checks): Document.
6508 (vect-max-version-checks): Remove.
6510 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
6512 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
6513 the same line as the instruction for all asm dialects.
6514 (*rep_movsi): Ditto.
6515 (*rep_movsi_rex64): Ditto.
6516 (*rep_movqi): Ditto.
6517 (*rep_movqi_rex64): Ditto.
6518 (*rep_stosdi_rex64): Ditto.
6519 (*rep_stossi): Ditto.
6520 (*rep_stossi_rex64): Ditto.
6521 (*rep_stosqi): Ditto.
6522 (*rep_stosqi_rex64): Ditto.
6523 (*cmpstrnqi_nz_1): Ditto.
6524 (*cmpstrnqi_nz_rex_1): Ditto.
6525 (*cmpstrnqi_1): Ditto.
6526 (*cmpstrnqi_rex_1): Ditto.
6527 (*strlenqi_1): Ditto.
6528 (*strlenqi_rex_1): Ditto.
6529 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
6530 prefix on the same line as the instruction for all asm dialects.
6531 (sync_double_compare_and_swap<mode>): Ditto.
6532 (*sync_double_compare_and_swapdi_pic): Ditto.
6533 (*sync_compare_and_swap_cc<mode>): Ditto.
6534 (sync_double_compare_and_swap_cc<mode>): Ditto.
6535 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
6536 (sync_old_add<mode>): Ditto.
6537 (sync_add<mode>): Ditto.
6538 (sync_sub<mode>): Ditto.
6539 (sync_ior<mode>): Ditto.
6540 (sync_and<mode>): Ditto.
6541 (sync_xor<mode>): Ditto.
6543 2007-08-16 Richard Sandiford <richard@codesourcery.com>
6546 * reload.c (find_reloads): Check that the memory returned by
6547 find_reloads_toplev was not the result of forcing a constant
6549 (find_reloads_toplev): Always use simplify_gen_subreg to get
6550 the subreg of a constant. If the result is also a constant,
6551 but not a legitimate one, force it into the constant pool
6552 and reload its address.
6554 2007-08-15 David Edelsohn <edelsohn@gnu.org>
6556 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
6559 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
6561 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
6562 directive for the current vector ABI.
6564 2007-08-15 Steve Ellcey <sje@cup.hp.com>
6567 * caller-save.c (reg_save_code): Set invalide status on restore code.
6569 2007-08-15 Diego Novillo <dnovillo@google.com>
6571 * tree-ssa-alias.c (compute_memory_partitions): Use
6572 alias_bitmap_obstack to allocate bitmaps.
6573 (reset_alias_info): Factor out of init_alias_info.
6574 Mark all name tags not associated to an SSA name for renaming.
6575 (init_alias_info): Call it.
6576 (create_name_tags): Tidy. Add comments.
6577 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
6579 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
6581 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
6582 scheduler dependencies.
6584 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
6586 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
6588 (*iorsi_1_zext): Likewise.
6589 (*iorsi_1_zext_imm): Likewise.
6590 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
6591 with "rm"/"xm" constraint.
6592 (sse2_vmsqrtv2df2): Likewise.
6594 2007-08-15 Jakub Jelinek <jakub@redhat.com>
6597 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
6600 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
6602 * tree-pass.h (PROP_pta): Removed.
6603 (TODO_rebuild_alias): New.
6604 (pass_may_alias): Removed.
6605 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
6606 aliasing if we changed something.
6607 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
6609 (pass_may_alias): Removed.
6610 (create_structure_vars): Return TODO_rebuild_alias.
6611 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
6612 * tree-sra.c (tree_sra): Only rebuild aliasing if something
6614 (tree_sra_early): We never affect aliasing right now.
6615 * tree-flow.h (compute_may_aliases): New prototype.
6616 * passes.c: Remove pass_may_alias from the passes.
6617 (execute_function_todo): Support TODO_rebuild_alias.
6619 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
6621 * i386.c: (legitimize_address): Move dllimported variable check
6622 infront of legitimizing pic address of CONST symbols.
6624 2007-08-14 Steve Ellcey <sje@cup.hp.com>
6626 PR tree-optimization/32941
6627 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
6628 (goto_queue_cmp): Remove.
6629 (find_goto_replacement): Change search method.
6630 (maybe_record_in_goto_queue): Add assert.
6631 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
6632 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
6634 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6636 * alias.c (component_uses_parent_alias_set): Constify.
6637 * alias.h (component_uses_parent_alias_set): Likewise.
6638 * cfgrtl.c (print_rtl_with_bb): Likewise.
6639 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
6640 mpz_get_double_int): Likewise.
6641 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
6642 mpz_get_double_int): Likewise.
6643 * expr.c (is_aligning_offset, undefined_operand_subword_p,
6644 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
6646 * expr.h (safe_from_p): Likewise.
6647 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
6649 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
6650 zero_sized_type, goa_lhs_expr_p): Likewise.
6651 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
6652 * rtl.h (print_rtl_with_bb): Likewise.
6653 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
6654 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
6655 * tree-flow-inline.h (bb_stmt_list): Constify.
6656 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
6658 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
6659 const_first_stmt, const_last_stmt): New.
6660 (block_may_fallthru, empty_block_p): Constify.
6661 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
6662 EXPR_ONLY_BODY): New.
6663 (expr_first, expr_last, expr_only): Use macro for body.
6664 (const_expr_first, const_expr_last, const_expr_only): New.
6665 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
6666 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
6667 ctsi_prev, ctsi_stmt): New.
6668 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
6669 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
6670 * tree-ssa-loop-niter.c (loop_only_exit_p,
6671 derive_constant_upper_bound): Likewise.
6672 * tree-ssa-phiopt.c (empty_block_p): Likewise.
6673 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
6674 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
6675 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
6676 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
6677 * tree.c (get_type_static_bounds): Likewise.
6678 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
6679 (get_type_static_bounds): Constify.
6681 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
6684 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
6685 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
6686 (*<addsub><mode>3_cc_overflow): New.
6687 (*add<mode>3_cconly_overflow): New.
6688 (*sub<mode>3_cconly_overflow): New.
6689 (*<addsub>si3_zext_cc_overflow): New.
6690 * config/i386/predicates.md (fcmov_comparison_operator): Accept
6691 CCCmode for LTU, GTU, LEU and GEU.
6692 (ix86_comparison_operator): Likewise.
6693 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
6694 * config/i386/i386.c (put_condition_code): Support CCCmode.
6695 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
6696 or MINUS expressions.
6698 2007-08-14 Andrew Pinski <pinskia@gmail.com>
6701 * c-typeck.c (build_binary_op): Disallow vector float types with
6702 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
6704 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
6706 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
6707 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
6708 (dep_def): New typedef.
6709 (init_dep_1, sd_debug_dep): Declare functions.
6710 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
6711 (debug_dep_links): Remove.
6712 (struct _deps_list): New field 'n_links'.
6713 (DEPS_LIST_N_LINKS): New macro.
6714 (FOR_EACH_DEP_LINK): Remove.
6715 (create_deps_list, free_deps_list, delete_deps_list): Remove
6717 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
6718 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
6719 (copy_deps_list_change_con, move_dep_link): Ditto.
6720 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
6721 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
6723 (INSN_BACK_DEPS): Remove.
6724 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
6726 (INSN_DEP_COUNT): Remove.
6727 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
6728 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
6729 Declare global variables.
6730 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
6731 (add_forw_dep, compute_forward_dependences): Remove declarations.
6732 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
6733 (add_back_forw_dep, delete_back_forw_dep): Ditto.
6734 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
6736 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
6738 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
6739 (sd_list_types_def): New typedef.
6740 (sd_next_list): Declare function.
6741 (struct _sd_iterator): New type.
6742 (sd_iterator_def): New typedef.
6743 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
6745 (FOR_EACH_DEP): New cycle wrapper.
6746 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
6748 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
6749 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
6752 * sched-deps.c (init_dep_1): Make global.
6753 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
6755 (dump_dep): New static function.
6756 (dump_dep_flags): New static variable.
6757 (sd_debug_dep): New function.
6758 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
6760 (move_dep_link): Use remove_from_deps_list (), instead of
6762 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
6763 (dep_link_is_detached_p): New static function.
6764 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
6766 (dn_pool, dl_pool): New alloc_pools.
6767 (dn_pool_diff, dl_pool_diff): New static variables.
6768 (create_dep_node, delete_dep_node): New static function.
6769 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
6770 (deps_list_empty_p): Make it static. Use 'n_links' field.
6771 (deps_pools_are_empty_p): New static function.
6772 (alloc_deps_list, delete_deps_list): Remove.
6773 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
6774 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
6775 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
6776 (forward_dependency_cache): Remove.
6777 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
6778 'back' from the names. Change signature to use dep_t instead of
6780 (add_back_dep): Ditto. Make global.
6781 (check_dep_status): Rename to check_dep ().
6782 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
6784 (sd_finish_insn): Ditto.
6785 (sd_find_dep_between_no_cache): New static function.
6786 (sd_find_dep_between): New function.
6787 (ask_dependency_caches, set_dependency_caches): New static functions.
6788 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
6789 (add_or_update_dep_1): Separate pieces of functionality into
6790 ask_dependency_caches (), update_dependency_caches (),
6791 change_spec_dep_to_hard (), update_dep ().
6792 (get_back_and_forw_lists): New static function.
6793 (sd_add_dep): Separate setting of dependency caches into
6794 set_dependency_caches ().
6795 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
6797 (sd_delete_dep): Ditto.
6798 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
6799 (dump_lists): New static function.
6800 (sd_debug_lists): New debug function.
6801 (delete_all_dependences, fixup_sched_groups): Update to use
6802 sd_* infrastructure.
6803 (sched_analyze_2): Create data-speculative dependency only if
6804 data-speculation is enabled.
6805 (sched_analyze_insn): If insn cannot be speculative, make all its
6806 dependencies non-speculative.
6807 (sched_analyze): Use sd_init_insn ().
6808 (add_forw_dep, compute_forward_dependencies): Remove.
6809 (delete_dep_nodes_in_back_deps): New static function.
6810 (sched_free_deps): New function.
6811 (init_dependency_caches): Init alloc_pools.
6812 (extend_depedency_caches): Update after removing of
6813 forward_dependency_cache.
6814 (free_dependency_caches): Ditto. Free alloc_pools.
6815 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
6816 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
6818 (add_back_forw_dep, delete_back_forw_dep): Ditto.
6819 (add_dependence): Use init_dep ().
6820 (get_dep_weak_1): New static function.
6821 (get_dep_weak): Move logic to get_dep_weak_1 ().
6822 (dump_ds): New static function moved from haifa-sched.c:
6823 debug_spec_status ().
6824 (debug_ds): New debug function.
6825 (check_dep_status): Rename to check_dep (). Update to check whole
6828 * haifa-sched.c (spec_info): Make global.
6829 (added_recovery_block_p): Rename to
6830 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
6831 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
6832 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
6833 to use new interfaces.
6834 (ok_for_early_queue_removal): Ditto.
6835 (schedule_block): Initialize logical uids of insns emitted by the
6837 (sched_init): Initialize new variable.
6838 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
6840 (extend_global): Initialize insn data.
6841 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
6842 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
6844 (add_to_speculative_block): Update to use new interfaces.
6845 (create_recovery_block): Set new variables.
6846 (create_check_block_twin, fix_recovery_deps): Update to use new
6848 (sched_insn_is_legitimate_for_speculation_p): New function.
6849 (speculate_insn): Move checking logic to
6850 sched_insn_is_legitimate_for_speculation_p ().
6851 (sched_remove_insn): Finalize sched-deps information of instruction.
6852 (clear_priorities, add_jump_dependencies): Update to use new
6854 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
6856 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
6857 to use new interfaces.
6858 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
6859 (new_ready): Try to use control speculation only if it is available.
6860 (add_branch_dependences): Update to use new interfaces.
6861 (compute_block_backward_dependences): Rename to
6862 compute_block_dependences (). Call
6863 targetm.sched.dependencies_evaluation_hook ().
6864 (free_block_dependencies): New static function.
6865 (debug_dependencies): Update to use new interfaces.
6866 (schedule_region): Remove separate computation of forward dependencies.
6867 Move call of targetm.sched.dependencies_evaluation_hook () to
6868 compute_block_dependences (). Free dependencies at the end of
6869 scheduling the region.
6871 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
6873 (add_deps_for_risky_insns): Ditto.
6874 (schedule_ebb): Remove separate computation of forward dependencies.
6875 Free dependencies at the end of scheduling the ebb.
6877 * ddg.c (create_ddg_dependence): Update to use new interfaces.
6878 (build_intra_loop_deps): Ditto. Remove separate computation of
6879 forward dependencies. Free sched-deps dependencies.
6881 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
6882 to use new interfaces.
6883 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
6885 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
6887 (is_costly_group): Ditto.
6889 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6891 * alias.c (rtx_equal_for_memref_p): Constify.
6892 * basic-block.h (const_edge, const_basic_block): New.
6893 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
6894 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
6895 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
6896 probably_never_executed_bb_p, edge_probability_reliable_p,
6897 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
6898 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
6900 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
6901 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
6903 * cfganal.c (flow_active_insn_p, forwarder_block_p,
6904 flow_nodes_print, dfs_enumerate_from): Likewise.
6905 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
6906 control_flow_insn_p, count_basic_blocks): Likewise.
6907 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
6908 get_loop_body_with_size, loop_exit_edge_p): Likewise.
6909 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
6910 average_num_loop_insns, loop_exit_edge_p,
6911 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
6912 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
6913 average_num_loop_insns, seq_cost): Likewise.
6914 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
6915 * dominance.c (dominated_by_p): Likewise.
6916 * emit-rtl.c (validate_subreg): Likewise.
6917 * except.c (can_throw_internal, can_throw_external): Likewise.
6918 * except.h (can_throw_internal, can_throw_external): Likewise.
6919 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
6920 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
6921 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
6922 simple_mem, store_ops_ok, load_kills_store, find_loads,
6923 store_killed_in_insn, store_killed_after, store_killed_before,
6924 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
6926 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
6927 noce_mem_write_may_trap_or_fault_p): Likewise.
6928 * pointer-set.c (pointer_set_contains, pointer_map_contains):
6930 * pointer-set.h (pointer_set_contains, pointer_map_contains):
6932 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
6933 probably_cold_bb_p, probably_never_executed_bb_p,
6934 edge_probability_reliable_p, br_prob_note_reliable_p,
6935 can_predict_insn_p): Likewise.
6936 * regclass.c (reg_set_to_hard_reg_set): Likewise.
6937 * resource.c (return_insn_p): Likewise.
6938 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
6940 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
6941 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
6942 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
6943 verify_gimple_modify_stmt): Likewise.
6944 * tree-chrec.c (is_not_constant_evolution,
6945 is_multivariate_chrec_rec, is_multivariate_chrec,
6946 chrec_contains_symbols, chrec_contains_undetermined,
6947 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
6948 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
6949 eq_evolutions_p, scev_direction): Likewise.
6950 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
6951 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
6952 chrec_contains_symbols_defined_in_loop,
6953 chrec_contains_undetermined, tree_contains_chrecs,
6954 evolution_function_is_affine_multivariate_p,
6955 evolution_function_is_univariate_p, chrec_zerop,
6956 evolution_function_is_constant_p, evolution_function_is_affine_p,
6957 evolution_function_is_affine_or_constant_p,
6958 tree_does_not_contain_chrecs, chrec_type): Likewise.
6959 * tree-data-ref.c (tree_fold_divides_p,
6960 object_address_invariant_in_loop_p, dr_may_alias_p,
6961 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
6962 same_access_functions, constant_access_functions,
6963 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
6965 * tree-flow.h (scev_direction): Likewise.
6966 * tree-gimple.c (is_gimple_stmt): Likewise.
6967 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
6969 * tree-pretty-print.c (op_prio): Likewise.
6970 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
6971 analyzable_condition, backedge_phi_arg_p): Likewise.
6972 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
6973 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
6974 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
6977 2007-08-13 Dan Hipschman <dsh@google.com>
6980 * c-format.c (check_format_arg): Move check for zero-length
6981 format strings below the check for unterminated strings.
6983 2007-08-13 Andrew Pinski <pinskia@gmail.com>
6986 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
6989 2007-08-13 Nick Clifton <nickc@redhat.com>
6991 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
6993 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6996 * c-format.c (gcc_gfc_length_specs): New array.
6997 (gcc_gfc_char_table): Add unsigned specifier, and references to
6998 the l length modifier.
6999 (format_types_orig): Use the new gcc_gfc_length_specs.
7001 2007-08-12 Sa Liu <saliu@de.ibm.com>
7003 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
7004 and with REG_RETVAL note after split.
7006 2007-08-11 David Daney <ddaney@avtrex.com>
7008 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
7009 as ATTRIBUTE_UNUSED.
7011 2007-08-11 David Edelsohn <edelsohn@gnu.org>
7012 Segher Boessenkool <segher@kernel.crashing.org>
7014 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
7015 HAVE_LOCAL_CPU_DETECT not defined.
7017 2007-08-11 Jan Hubicka <jh@suse.cz>
7019 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
7020 (cgraph_process_new_functions): Honor previous value of
7021 disregard_inline_limits.
7022 * ipa-inline.c (compute_inline_parameters): Likewise.
7024 2007-08-11 Ian Lance Taylor <iant@google.com>
7026 * alias.h (alias_set_type): Define new type.
7027 (ALIAS_SET_MEMORY_BARRIER): Use it.
7028 * rtl.h: Include alias.h.
7029 (struct mem_attrs): Use alias_set_type.
7030 * tree.h: Include alias.h
7031 (struct tree_type): Use alias_set_type.
7032 (struct tree_struct_field_tag): Likewise.
7033 (struct tree_decl_common): Likewise.
7034 * alias.c (struct alias_set_entry): Use alias_set_type.
7035 (get_alias_set_entry, alias_set_subset_of): Likewise.
7036 (alias_sets_conflict_p): Likewise.
7037 (alias_sets_must_conflict_p): Likewise.
7038 (objects_must_conflict_p): Likewise.
7039 (get_alias_set, new_alias_set): Likewise.
7040 (record_alias_subset, record_component_aliases): Likewise.
7041 (varargs_set, frame_set): Change to alias_set_type.
7042 (get_varargs_alias_set): Use alias_set_type.
7043 (get_frame_alias_set): Likewise.
7044 * builtins.c (setjmp_alias_set): Change to alias_set_type.
7045 * dse.c (struct store_info): Use alias_set_type.
7046 (struct read_info, struct clear_alias_mode_holder): Likewise.
7047 (clear_alias_set_lookup, canon_address): Likewise.
7048 (record_store, check_mem_read_rtx): Likewise.
7049 (dse_record_singleton_alias_set): Likewise.
7050 (dse_invalidate_singleton_alias_set): Likewise.
7051 * emit-rtl.c (get_mem_attrs): Likewise.
7052 (set_mem_attributes_minus_bitpos): Likewise.
7053 (set_mem_alias_set): Likewise.
7054 * expr.c (store_constructor_field, store_field): Likewise.
7055 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
7056 * langhooks.c (lhd_get_alias_set): Likewise.
7057 * langhooks-def.h (lhd_get_alias_set): Likewise.
7058 * reload1.c (alter_reg): Likewise.
7059 * tree-flow.h (struct fieldoff): Likewise.
7060 * tree-ssa-alias.c (struct alias_map_d): Likewise.
7061 (may_alias_p, get_smt_for, create_sft): Likewise.
7062 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
7063 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
7064 (merge_smts_into): Likewise.
7065 * varasm.c (const_alias_set): Likewise.
7066 * c-common.c (strict_aliasing_warning): Likewise.
7067 (c_common_get_alias_set): Likewise.
7068 * dse.h (dse_record_singleton_alias_set): Update declaration.
7069 (dse_invalidate_singleton_alias_set): Likewise.
7070 * emit-rtl.h (set_mem_alias_set): Likewise.
7071 * c-common.h (c_common_get_alias_set): Likewise.
7072 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
7073 * print-tree.c (print_node): Likewise.
7074 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
7076 (alpha_setup_incoming_varargs): Use alias_set_type.
7077 * config/i386/i386.c (setup_incoming_varargs_64): Use
7079 (setup_incoming_varargs_ms_64): Likewise.
7080 (ix86_GOT_alias_set): Likewise.
7081 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
7082 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
7083 (set): Change to alias_set_type.
7084 (get_TOC_alias_set): Use alias_set_type.
7085 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
7087 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
7088 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
7090 (struct_value_alias_set): Likewise.
7091 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
7093 2007-08-11 Richard Sandiford <richard@codesourcery.com>
7095 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
7096 * config/vxworks.h (TARGET_VXWORKS): Override.
7097 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
7098 "mips" if TARGET_VXWORKS.
7100 2007-08-11 Richard Sandiford <richard@codesourcery.com>
7102 * calls.c (avoid_likely_spilled_reg): New function.
7103 (expand_call): Use it.
7105 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7107 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
7109 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
7111 * config/mips/predicates.md (const_call_insn_operand): Invoke
7112 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
7114 2007-08-10 David Edelsohn <edelsohn@gnu.org>
7117 * config/rs6000/driver-rs6000.c: Include link.h.
7118 Use ElfW instead of wordsize-specif typedef.
7120 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7122 * system.h (CONST_CAST): New.
7123 * c-decl.c (c_make_fname_decl): Use it.
7124 * c-lex.c (cb_ident, lex_string): Likewise.
7125 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
7126 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
7127 give_switch, set_multilib_dir): Likewise.
7128 * gengtype-parse.c (string_seq, typedef_name): Likewise.
7129 * passes.c (execute_one_pass): Likewise.
7130 * prefix.c (update_path): Likewise.
7131 * pretty-print.c (pp_base_destroy_prefix): Likewise.
7132 * tree.c (build_string): Likewise.
7134 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
7136 * tree-flow-inline.h (is_exec_stmt): Remove.
7137 (is_label_stmt): Remove.
7138 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
7141 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
7143 * lower-subreg.c (resolve_shift_zext): Don't adjust
7144 src_reg_num for wordmode operands.
7146 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
7147 David Ung <davidu@mips.com>
7149 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
7150 (TARGET_SCHED_REORDER2): Define.
7151 (mips_maybe_swap_ready): New.
7152 (mips_last_74k_agen_insn): New.
7153 (mips_74k_agen_init): New.
7154 (mips_74k_agen_reorder): New function to group loads and stores
7156 (mips_sched_init): New.
7157 (mips_sched_reorder): Don't do initialization here. Call
7158 mips_74k_agen_reorder.
7159 (mips_variable_issue): Call mips_74k_agen_init.
7161 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
7163 * tree-flow-inline.h (get_filename): Remove.
7165 2007-08-10 Richard Sandiford <richard@codesourcery.com>
7167 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
7169 (mips_fetch_insns): Delete in favor of...
7170 (mips_load_store_insns): ...this new function.
7171 * config/mips/mips.c (mips_address_insns): Add a boolean argument
7172 to say whether multiword moves _might_ be split.
7173 (mips_fetch_insns): Delete in favor of...
7174 (mips_load_store_insns): ...this new function.
7175 (mips_rtx_costs): Update the call to mips_address_insns.
7176 (mips_address_cost): Likewise.
7177 * config/mips/mips.md (length): Use mips_load_store_insns instead
7178 of mips_fetch_insns.
7179 * config/mips/constraints.md (R): Use mips_address_insns rather
7180 than mips_fetch_insns. Assume that the move never needs to be split.
7182 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
7184 * config/mips/mips.opt (mhard-float, msoft-float): Make these
7185 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
7186 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
7187 * config/mips/mips.h (mips16_hard_float): Delete.
7188 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
7189 definitions, and replace with....
7190 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
7191 * config/mips/mips.c (mips16_hard_float): Delete. Replace
7192 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
7193 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
7194 (override_options): Replace MASK_SOFT_FLOAT references with
7195 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
7196 and mips16_hard_float when TARGET_MIPS16.
7198 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7201 * c-typeck.c (build_binary_op): Check for non pointer types before
7202 calling int_fits_type_p.
7204 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7207 * fold-const.c (omit_one_operand): Return only the ommitted expression
7208 if the result is an empty statement.
7209 (pedantic_omit_one_operand): Likewise.
7211 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
7213 * c-typeck.c (readonly_error): Improve error for assignment.
7215 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
7217 (pp_c_expression): Ditto.
7219 2007-08-09 Simon Baldwin <simonb@google.com>
7221 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
7222 break that was preventing simplify_associative_operation() for xor.
7224 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
7225 Nigel Stephens <nigel@mips.com>
7227 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
7228 Document change in interpretation of value from boolean to
7230 * optabs.c (expand_ffs, expand_ctz): New functions to compute
7231 ffs and ctz using clz.
7232 (expand_unop): Call them.
7233 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
7235 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
7236 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
7237 enable the new ffs expansion on this target.
7239 2007-08-09 Jan Hubicka <jh@suse.cz>
7241 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
7242 (expand_ternary_op): Likewise.
7243 (expand_vec_shift_expr): Likewise.
7244 (expand_binop_directly): Likewise.
7245 (expand_binop): Likewise.
7246 (sign_expand_binop): Likewise.
7247 (expand_twoval_unop): Likewise.
7248 (expand_twoval_binop): Likewise.
7249 (expand_twoval_binop_libfunc): Likewise.
7250 (widen_clz): Likewise.
7251 (widen_bswap): Likewise.
7252 (expand_parity): Likewise.
7253 (expand_unop): Likewise.
7254 (expand_abs_nojump): Likewise.
7255 (expand_copysign): Likewise.
7256 (emit_no_conflict_block): Likewise.
7257 (emit_libcall_block): Likewise.
7258 (can_compare_p): Likewise.
7259 (prepare_cmp_insn): Likewise.
7260 (emit_cmp_and_jump_insn_1): Likewise.
7261 (prepare_float_lib_cmp): Likewise.
7262 (emit_conditional_add): Likewise.
7263 (gen_add2_insn): Likewise.
7264 (have_add2_insn): Likewise.
7265 (gen_sub2_insn): Likewise.
7266 (have_sub2_insn): Likewise.
7267 (can_extend_p): Likewise.
7268 (can_fix_p): Likewise.
7269 (can_float_p): Likewise.
7270 (expand_float): Likewise.
7271 (expand_fix): Likewise.
7272 (expand_sfix_optab): Likewise.
7273 (new_optab): Likewise.
7274 (new_convert_optab): Likewise.
7275 (init_libfuncs): Likewise.
7276 (init_interclass_conv_libfuncs): Likewise.
7277 (init_intraclass_conv_libfuncs): Likewise.
7278 (set_conv_libfunc): Likewise.
7279 (init_optabs): Likewise.
7280 (debug_optab_libfuncs): Likewise.
7281 (gen_cond_trap): Likewise.
7282 * optabs.h (optab_handler, convert_optab_hanlder): New.
7283 * genopinit.c: Update optabs generation table.
7284 * reload.c (find_reloads_address_1): Use optabs accestors.
7285 * builtins.c (expand_builtin_mathfn): Likewise.
7286 (expand_builtin_mathfn_2): Likewise.
7287 (expand_builtin_mathfn_3): Likewise.
7288 (expand_builtin_interclass_mathfn): Likewise.
7289 (expand_builtin_sincos): Likewise.
7290 (expand_builtin_cexpi): Likewise.
7291 (expand_builtin_powi): Likewise.
7292 (expand_builtin_strlen): Likewise.
7293 * dojump.c (do_jump): Likewise.
7294 * expr.c (convert_move): Likewise.
7295 (move_by_pieces): Likewise.
7296 (move_by_pieces_ninsns): Likewise.
7297 (can_store_by_pieces): Likewise.
7298 (store_by_pieces_1): Likewise.
7299 (emit_move_via_integer): Likewise.
7300 (emit_move_complex): Likewise.
7301 (emit_move_ccmode): Likewise.
7302 (emit_move_insn_1): Likewise.
7303 (emit_single_push_insn): Likewise.
7304 (store_constructor): Likewise.
7305 (expand_expr_real_1): Likewise.
7306 (do_store_flag): Likewise.
7307 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
7308 (enumerate_modes): Likewise.
7309 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
7310 (supportable_widening_operation): Likewise.
7311 (supportable_narrowing_operation): Likewise.
7312 * expmed.c (store_bit_field_1): Likewise.
7313 (extract_bit_field_1): Likewise.
7314 (expand_mult_highpart_optab): Likewise.
7315 (expand_smod_pow2): Likewise.
7316 (expand_divmod): Likewise.
7317 (emit_store_flag): Likewise.
7318 * tree-vect-patterns.c
7319 (vect_pattern_recog_1): Likewise.
7320 * tree-ssa-loop-prefetch.c
7321 (nontemporal_store_p): Likewise.
7322 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
7323 (vect_create_epilog_for_reduction): Likewise.
7324 (vectorizable_reduction): Likewise.
7325 (vectorizable_operation): Likewise.
7326 (vect_strided_store_supported): Likewise.
7327 (vectorizable_store): Likewise.
7328 (vect_strided_load_supported): Likewise.
7329 (vectorizable_load): Likewise.
7330 * combine.c (simplify_comparison): Likewise.
7331 * tree-vect-generic.c
7332 (type_for_widest_vector_mode): Likewise.
7333 (expand_vector_operations_1): Likewise.
7334 * config/spu/spu.c (spu_expand_mov): Likewise.
7335 (spu_emit_vector_compare): Likewise.
7336 * config/rs6000/rs6000.c
7337 (rs6000_emit_vector_compare): Likewise.
7338 * stmt.c (add_case_node): Likewise.
7339 * reload1.c (gen_reload):
7341 2007-08-09 Michael Matz <matz@suse.de>
7343 * tree.h (fixed_zerop): Declare as taking a const_tree.
7344 * tree.c (fixed_zerop): Take a const_tree.
7346 2007-08-09 Ira Rosen <irar@il.ibm.com>
7348 * tree-vect-transform.c (vectorizable_store): Remove call to
7349 copy_virtual_operands() and call mark_symbols_for_renaming() for
7350 the created vector store.
7351 (vect_setup_realignment): Don't call copy_virtual_operands() and
7352 update_vuses_to_preheader().
7353 (vectorizable_load): Don't call copy_virtual_operands().
7354 (update_vuses_to_preheader): Remove.
7356 2007-08-08 Chao-ying Fu <fu@mips.com>
7358 * tree.def (FIXED_POINT_TYPE): New type.
7359 (FIXED_CST): New constant.
7360 (FIXED_CONVERT_EXPR): New expr.
7361 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
7362 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
7363 * tree.h (struct tree_base): Add saturating_flag.
7364 Remove one bit of spare for saturating_flag.
7365 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
7366 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
7367 FIXED_POINT_TYPE_P): Define.
7368 (TYPE_SATURATING): Define.
7369 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
7370 (struct tree_fixed_cst): New.
7371 (TYPE_IBIT, TYPE_FBIT): Define.
7372 (tree_node): Add fixed_cst.
7373 (enum tree_index): Add new enumeration values of
7374 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
7375 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
7376 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
7377 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
7378 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
7379 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
7380 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
7381 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
7382 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
7383 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
7384 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
7385 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
7386 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
7387 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
7388 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
7389 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
7390 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
7391 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
7392 (sat_short_fract_type_node, sat_fract_type_node,
7393 sat_long_fract_type_node, sat_long_long_fract_type_node,
7394 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
7395 sat_unsigned_long_fract_type_node,
7396 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
7397 fract_type_node, long_fract_type_node, long_long_fract_type_node,
7398 unsigned_short_fract_type_node, unsigned_fract_type_node,
7399 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
7400 sat_short_accum_type_node, sat_accum_type_node,
7401 sat_long_accum_type_node, sat_long_long_accum_type_node,
7402 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
7403 sat_unsigned_long_accum_type_node,
7404 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
7405 accum_type_node, long_accum_type_node, long_long_accum_type_node,
7406 unsigned_short_accum_type_node, unsigned_accum_type_node,
7407 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
7408 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
7409 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
7410 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
7411 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
7412 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
7413 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
7414 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
7415 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
7416 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
7417 sat_uda_type_node, sat_uta_type_node): New macro.
7418 (make_fract_type, make_accum_type): Declare.
7419 (make_signed_fract_type, make_unsigned_fract_type,
7420 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
7421 make_signed_accum_type, make_unsigned_accum_type,
7422 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
7423 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
7424 make_or_reuse_sat_signed_fract_type,
7425 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
7426 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
7427 make_or_reuse_sat_unsigned_accum_type): New macro.
7428 (fixed_zerop): Declare.
7429 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
7430 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
7431 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
7432 LONG_LONG_ACCUM_TYPE_SIZE): Define.
7433 * treestruct.def: Add TS_FIXED_CST.
7434 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
7436 (tree-dump.o): Likewise.
7437 (print-tree.o): Likewise.
7438 (tree-pretty-print.o): Likewise.
7439 (fold-const.o): Likewise.
7440 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
7441 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
7442 (is_gimple_min_invariant): Handle FIXED_CST.
7443 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
7444 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
7445 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
7446 (layout_type): Handle FIXED_POINT_TYPE.
7447 (make_fract_type, make_accum_type): New functions.
7448 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
7449 * tree-dump.c (fixed-value.h): New include.
7450 (dump_fixed): New function.
7451 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
7452 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
7453 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
7454 * tree-pretty-print.c (fixed-value.h): New include.
7455 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
7457 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
7458 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
7459 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
7460 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
7461 for non-saturating fixed-point types.
7462 (reassociate_bb): Likewise.
7463 * emit-rtl.c (fixed-value.h): New include.
7464 (fconst0, fconst1): New array.
7465 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
7466 * tree-vect-generic.c expand_vector_operation): Support
7467 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
7469 (type_for_widest_vector_mode): Add one parameter for the
7471 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
7473 Pass the satp parameter to type_for_mode for fixed-point types.
7474 (expand_vector_operations_1): Pass the saturating flag to
7475 type_for_widest_vector_mode.
7476 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
7477 and MODE_VECTOR_UACCUM.
7478 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
7479 (vectorizable_condition): Likewise.
7480 * tree.c (fixed-value.h): New include.
7481 (tree_code_size): Support FIXED_CST.
7482 (build_fixed): New function.
7483 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
7484 (fixed_zerop): New function.
7485 (tree_node_structure): Support FIXED_CST.
7486 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
7487 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
7488 (type_hash_eq): Handle FIXED_POINT_TYPE.
7489 (simple_cst_equal): Support FIXED_CST.
7490 (iterative_hash_expr): Handle FIXED_CST.
7491 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
7492 (get_narrower): Likewise.
7493 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
7494 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
7495 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
7496 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
7498 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
7499 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
7500 (initializer_zerop): Support FIXED_CST.
7501 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
7502 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
7503 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
7504 (is_base_type): Handle FIXED_POINT_TYPE.
7505 (add_type_attribute): Handle FIXED_POINT_TYPE.
7506 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
7507 * print-tree.c (fixed-value.h): New include.
7508 (print_node_brief): Support FIXED_CST.
7509 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
7510 * c-pretty-print.c (fixed-value.h): New include.
7511 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
7512 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
7513 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
7514 Support fixed-point types for inner items in VECTOR_TYPE.
7515 (pp_c_direct_declarator): Likewise.
7516 (pp_c_declarator): Likewise.
7517 (pp_c_fixed_constant): New function.
7518 (pp_c_constant): Handle FIXED_CST.
7519 (pp_c_primary_expression): Likewise.
7520 (pp_c_expression): Likewise.
7521 * fold-const.c (fixed-value.h): New include.
7522 (negate_expr_p): Return true for FIXED_CST.
7523 (fold_negate_expr): Support FIXED_CST.
7524 (split_tree): Support FIXED_CST.
7525 (const_binop): Support FIXED_CST.
7526 (fold_convert_const_int_from_fixed): New function to convert from
7528 (fold_convert_const_real_from_fixed): New function to convert from
7530 (fold_convert_const_fixed_from_fixed): New function to convert from
7531 fixed to another fixed.
7532 (fold_convert_const_fixed_from_int): New function to convert from
7534 (fold_convert_const_fixed_from_real): New function to convert from
7536 (fold_convert_const): Support conversions from fixed to int, from
7537 fixed to real, from fixed to fixed, from int to fixed, and from real
7539 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
7540 (operand_equal_p): Support FIXED_CST.
7541 (make_range): For fixed-point modes, we need to pass the
7542 saturating flag as the 2nd parameter.
7543 (tree_swap_operands_p): Handle FIXED_CST.
7544 (fold_plusminus_mult_expr): For fract modes, we cannot generate
7546 (fold_unary): Support FIXED_CONVERT_EXPR.
7547 (fold_binary): Handle FIXED_CST.
7548 Make sure the type is not saturating, before associating operations.
7549 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
7550 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
7551 (fold_negate_const): Support FIXED_CST.
7552 (fold_relational_const): Support FIXED_CST.
7553 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
7554 (gimplify_expr): Handle FIXED_CST.
7555 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
7556 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
7557 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
7558 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
7559 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
7560 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
7561 LONG_LONG_ACCUM_TYPE_SIZE.
7562 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
7563 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
7564 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
7565 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
7566 MODE_ACCUM, and MODE_UACCUM.
7567 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
7568 fixed-point types to disable reduction.
7569 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
7571 2007-08-08 David Edelsohn <edelsohn@gnu.org>
7573 * config/rs6000/x-rs6000: New file.
7574 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
7575 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
7576 (EXTRA_SPEC_FUNCTIONS): Define.
7577 (HAVE_LOCAL_CPU_DETECT): Define.
7578 (CC1_CPU_SPEC): Define.
7579 * config/rs6000/driver-rs6000.c: New file.
7580 * config/rs6000/aix.h (CC1_SPEC): Define.
7581 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
7582 * config.host: Add x-rs6000 to host_xmake_file if host and target
7583 are rs6000 or powerpc.
7585 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
7587 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
7589 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7590 Sandra Loosemore <sandra@codesourcery.com>
7591 Chao-ying Fu <fu@mips.com>
7592 Nigel Stephens <nigel@mips.com>
7593 David Ung <davidu@mips.com>
7595 * doc/invoke.texi (-mcode-readable): Document.
7596 * config/mips/mips.opt (mcode-readable): New option.
7597 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
7598 * config/mips/mips.h (mips_code_readable_setting): New enum.
7599 (mips_code_readable): Declare.
7600 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
7601 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
7602 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
7603 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
7604 boiler-plate comments.
7605 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
7606 * config/mips/mips.c (mips_code_readable): New variable.
7607 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
7608 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
7609 context and -mcode-readable setting to restrict the use of
7610 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
7611 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
7612 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
7613 (mips_blocks_for_constant_p): Only return false for
7614 TARGET_MIPS16_PCREL_LOADS.
7615 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
7616 for MIPS16. Handle SYMBOL_32_HIGH.
7617 (mips_const_insns): Allow HIGHs for MIPS16 too.
7618 (mips_unspec_address_offset): New function, split out from...
7619 (mips_unspec_address): ...here.
7620 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
7621 16-bit symbolic constants. Assert approropiate conditions for
7622 using the "la" and "dla" macros.
7623 (mips_handle_option): Handle -mcode-readable=.
7624 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
7625 Set up mips_lo_relocs[SYMBOL_32_HIGH].
7626 (mips_strip_unspec_address): New function, split out from...
7627 (print_operand_reloc): ...here.
7628 (print_operand): Pass constants through mips_strip_unspec_address.
7629 (print_operand_address): Likewise.
7630 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
7631 (mips_select_rtx_section): Remove MIPS16 handling.
7632 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
7633 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
7634 (mips16_lay_out_constants): Do nothing unless
7635 TARGET_MIPS16_PCREL_LOADS.
7636 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
7637 * config/mips/mips.md: Split HIGHs for MIPS16.
7638 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
7640 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7642 * config/mips/mips-protos.h (mips_emit_move): Declare.
7643 * config/mips/mips.c (mips_emit_move): New function.
7644 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
7645 (mips_legitimize_const_move): Likewise.
7646 (mips_legitimize_move): Likewise.
7647 (mips_split_64bit_move): Likewise.
7648 (mips_restore_gp): Likewise.
7649 (mips_load_call_address): Likewise.
7650 (mips_emit_fcc_reload): Likewise.
7651 (mips_set_return_address): Likewise.
7652 (mips_block_move_straight): Likewise.
7653 (mips_block_move_loop): Likewise.
7654 (mips_setup_incoming_varargs): Likewise.
7655 (mips_save_reg): Likewise.
7656 (mips_expand_prologue): Likewise.
7657 (mips_restore_reg): Likewise.
7658 (mips_expand_epilogue): Likewise.
7659 (mips_output_mi_thunk): Likewise.
7660 (build_mips16_call_stub): Likewise.
7661 (mips_builtin_branch_and_move): Likewise.
7662 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
7663 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
7664 (fixuns_truncdfdi2): Likewise.
7665 (fixuns_truncsfsi2): Likewise.
7666 (fixuns_truncsfdi2): Likewise.
7667 (loadgp_absolute): Likewise.
7668 (builtin_setjmp_setup): Likewise.
7669 (builtin_longjmp): Likewise.
7670 (untyped_call): Likewise.
7672 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7674 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
7675 an "rtx *" argument. Return a bool.
7676 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
7677 values and return true if they can be split. Take the same kind of
7678 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
7679 and store the lo_sum there if nonnull. Use the symbol type to
7680 determine whether a $gp or HIGH is needed.
7681 (mips_legitimize_address): Update call to mips_split_symbol and
7682 simplify accordingly.
7683 (mips_legitimize_const_move): Likewise.
7684 * config/mips/mips.md: In the combine define_split,
7685 check mips_split_symbol instead of splittable_symbolic_operand.
7686 Update use of mips_split_symbol in the generator code.
7687 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
7689 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7691 * config/mips/mips.c (mips_symbolic_address_p): Delete.
7692 (mips_symbol_insns_1): New function, split out from...
7693 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
7694 and stores separately from load addresses.
7695 (mips_classify_address): Replace uses of mips_symbolic_address_p
7696 with uses of mips_symbol_insns.
7697 (mips_address_insns): Update calls to mips_symbol_insns.
7698 (mips_const_insns): Likewise.
7699 (mips_legitimize_address): Likewise.
7701 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7703 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
7704 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
7705 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
7706 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
7707 non-call contexts if TARGET_MIPS16.
7708 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
7709 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
7710 code for SYMBOL_ABSOLUTE.
7711 (mips_symbol_insns): Likewise.
7713 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7715 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
7716 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
7717 (mips_symbolic_constant_p): Likewise. Update the call to
7718 mips_classify_symbol.
7719 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
7720 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
7721 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
7722 (print_operand_reloc): Add a context argument. Update the call to
7723 mips_symbolic_constant_p.
7724 (print_operand): Update the calls to print_operand_reloc.
7725 (print_operand_address): Use print_operand_reloc rather than
7727 (mips_rewrite_small_data_p): Add a context argument. Update the call
7728 to mips_symbolic_constant_p.
7729 (mips_small_data_pattern_1): Make DATA the containing mem.
7730 Update the call to mips_rewrite_small_data_p.
7731 (mips_rewrite_small_data_1): Likewise.
7732 (mips_use_anchors_for_symbol_p): Update the call to
7733 mips_symbolic_constant_p.
7734 * config/mips/predicates.md (const_call_insn_operand): Likewise.
7735 (splittable_symbolic_operand): Likewise.
7736 (move_operand): Likewise.
7737 (absolute_symbolic_operand): Likewise.
7738 (got_disp_operand): Likewise.
7739 (got_page_ofst_operand): Likewise.
7741 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7743 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
7744 (SYMBOL_ABSOLUTE): ...this.
7745 (SYMBOL_SMALL_DATA): Rename to...
7746 (SYMBOL_GP_RELATIVE): ...this.
7747 (SYMBOL_CONSTANT_POOL): Rename to...
7748 (SYMBOL_PC_RELATIVE): ...this.
7749 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
7750 (mips_symbolic_address_p, mips_symbol_insns, override_options)
7751 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
7752 after above changes.
7753 * config/mips/predicates.md (const_call_insn_operand): Likewise.
7754 (general_symbolic_operand): Rename to...
7755 (absolute_symbolic_operand): ...this.
7756 * config/mips/mips.md: Update after above changes.
7758 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
7759 Revital Eres <eres@il.ibm.com>
7761 * ddg.c (print_ddg): Add dump information.
7762 * modulo-sched.c (print_node_sched_params): Add parameter and
7764 (calculate_maxii): Remove function.
7765 (undo_generate_reg_moves): Likewise.
7766 (undo_permute_partial_schedule): Likewise.
7767 (kernel_number_of_cycles): Likewise.
7768 (MAXII_FACTOR): New definition to calculate the upper bound of II.
7769 (sms_schedule): Use it. Remove profitability checks.
7770 (sms_schedule_by_order): Fix order of nodes within the cycle.
7772 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
7774 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
7775 -profile option, add pie support.
7776 (ENDFILE_SPEC): New spec.
7777 * config/gnu.h (LIB_SPEC): Add -profile option.
7779 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
7781 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
7782 * config/gnu.h (LIB_SPEC): Likewise.
7784 2007-08-07 Yaz Saito <saito@google.com>
7785 Ian Lance Taylor <iant@google.com>
7787 * common.opt (finstrument-functions-exclude-function-list): New
7789 (finstrument-functions-exclude-file-list): New option.
7790 * opts.c (char_p): Define and DEF_VEC.
7791 (flag_instrument_functions_exclude_functions): New static
7793 (flag_instrument_functions_exclude_files): New static variable.
7794 (add_instrument_functions_exclude_list): New static function.
7795 (flag_instrument_functions_exclude_p): New function.
7796 (common_handle_option): Handle new options.
7797 * flags.h (flag_instrument_functions_exclude_p): Declare.
7798 * gimplify.c (gimplify_function_tree): Call
7799 flag_instrument_functions_exclude_p.
7800 * doc/invoke.texi (Option Summary): Mention new options.
7801 (Code Gen Options): Document new options.
7803 2007-08-07 Ian Lance Taylor <iant@google.com>
7805 PR rtl-optimization/32776
7806 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
7807 (resolve_use): Likewise.
7808 (decompose_multiword_subregs): Remove "changed" local variable.
7810 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
7812 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
7813 * configure: Regenerate.
7814 * config.in: Regenerate.
7815 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
7818 2007-08-07 Ian Lance Taylor <iant@google.com>
7820 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
7821 note, just delete the insn.
7823 2007-08-07 Andreas Schwab <schwab@suse.de>
7826 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
7829 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
7831 * lower-subreg.c (resolve_subreg_use): Remove assertion.
7832 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
7833 (decompose_multiword_subregs): Use the functions above to decompose
7834 multiword shifts and zero-extends.
7836 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
7838 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
7839 "assemble" descriptions which were swapped.
7841 2007-08-06 Chao-ying Fu <fu@mips.com>
7843 * fixed-value.h: New file.
7844 * fixed-value.c: New file.
7845 * Makefile.in (OBJS-common): Add fixed-value.o.
7846 (fixed-value.o): New rule.
7847 (GTFILES): Add fixed-value.h.
7848 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
7849 to compare a.low and b.low.
7850 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
7852 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
7853 Daniel Jacobowitz <dan@codesourcery.com>
7856 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
7858 (x86_64-*-netbsd*): Likewise.
7859 (x86_64-*-linux*): Likewise.
7860 (x86_64-*-kfreebsd*-gnu): Likewise.
7861 (x86_64-*-knetbsd*-gnu): Likewise.
7862 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
7864 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
7866 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
7867 Add -fno-asynchronous-unwind-tables.
7869 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
7870 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
7871 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
7872 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
7873 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
7875 2007-08-06 Steve Ellcey <sje@cup.hp.com>
7877 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
7878 (TARGET_C_MODE_FOR_SUFFIX): New.
7880 2007-08-06 Steve Ellcey <sje@cup.hp.com>
7882 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
7884 2007-08-06 Steve Ellcey <sje@cup.hp.com>
7886 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
7888 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
7890 * config/i386/i386.md: Check TARGET_ macros and optimize_size
7891 before checking function returns in conditional expressions.
7893 2007-08-06 Alfred Minarik <a.minarik@aon.at>
7896 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
7898 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
7901 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
7902 for INTEGRAL_TYPE_P.
7904 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
7906 * configure.ac: Remove --enable-checking=df from default settings.
7907 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
7908 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
7909 if the parameter is true.
7910 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
7911 DF_VERIFY_SCHEDULED flag is true.
7912 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
7913 (df_finish_pass): Adjust prototype.
7914 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
7917 * see.c (pass_see): Add TODO_df_verify.
7918 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
7919 * global.c (rest_of_handle_global_alloc): Schedule verification
7921 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
7923 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
7924 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
7925 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
7927 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
7928 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
7929 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
7931 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
7932 Revital Eres <eres@il.ibm.com>
7934 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
7936 * ddg.c (create_ddg_dependence): Rename to...
7937 (create_ddg_dep_from_intra_loop_link): This. Do not check
7938 for interloop edges. Do not create anti dependence edge when
7939 a true dependence edge exists in the opposite direction and
7940 -fmodulo-sched-allow-regmoves is set.
7941 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
7942 (add_cross_iteration_register_deps): Create anti dependence edge
7943 when -fno-modulo-sched-allow-regmoves is set.
7944 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
7946 2007-08-04 Richard Sandiford <richard@codesourcery.com>
7948 * config/arm/arm.md (movsi): Add braces.
7950 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
7953 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
7954 operands for the folding of "A - (A & B)" into "~B & A"; cast them
7957 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
7959 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
7960 state accessor functions.
7961 * cfgloopmanip.c (remove_path, create_preheaders,
7962 force_single_succ_latches, fix_loop_structure): Ditto.
7963 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
7964 tree_duplicate_loop_to_header_edge): Ditto.
7965 * cfgloopanal.c (mark_irreducible_loops): Ditto.
7966 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
7968 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
7969 cleanup_tree_cfg): Ditto.
7970 * tree-cfg.c (tree_merge_blocks): Ditto.
7971 * cfgloop.c (rescan_loop_exit, record_loop_exits,
7972 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
7973 loop_preheader_edge, single_exit): Ditto.
7974 (flow_loops_find): Do not clear loops->state.
7975 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
7976 loops_state_clear): New functions.
7978 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7981 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
7982 when adding to the base and convert ELT to sizetype instead of type.
7984 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7987 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
7988 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
7990 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7993 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
7994 correct type the negate expression.
7996 2007-08-03 Jan Hubicka <jh@suse.cz>
7998 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
8001 2007-08-03 David Edelsohn <edelsohn@gnu.org>
8003 * config/rs6000/rs6000.c (struct processor_cost): Change
8004 l1_cache_lines to l1_cache_size. Add l2_cache_size.
8005 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
8007 (rios1_costs, rios2_cost): Correct cache line size.
8008 (rs6000_override_options): Set l2-cache-size parameter.
8010 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
8011 Diego Novillo <dnovillo@google.com>
8014 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
8015 if the range includes 0.
8017 2007-08-03 Ben Elliston <bje@au.ibm.com>
8019 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
8020 mode to unspec expressions to silence a warning from the generator
8023 2007-08-02 Steve Ellcey <sje@cup.hp.com>
8025 * config/ia64/constraints.md ("U"): Make constraint vector only.
8027 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
8030 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
8031 always_inline attribute on the function decl.
8033 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
8036 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
8037 if we are compiling with -fPIC.
8039 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
8040 Nigel Stephens <nigel@mips.com>
8042 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
8043 Define for MIPS32 and MIPS64.
8045 2007-08-02 Nick Clifton <nickc@redhat.com>
8047 * config/host-hpux.c: Change copyright header to refer to version
8048 3 of the GNU General Public License and to point readers at the
8049 COPYING3 file and the FSF's license web page.
8050 * config/alpha/predicates.md, config/alpha/vms-ld.c,
8051 config/alpha/linux.h, config/alpha/alpha.opt,
8052 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
8053 config/alpha/vms-unwind.h, config/alpha/ev4.md,
8054 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
8055 config/alpha/alpha.h, config/alpha/sync.md,
8056 config/alpha/openbsd.h, config/alpha/alpha.md,
8057 config/alpha/alpha-modes.def, config/alpha/ev5.md,
8058 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
8059 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
8060 config/alpha/constraints.md, config/alpha/osf.h,
8061 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
8062 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
8063 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
8064 config/frv/frv-asm.h, config/frv/frv-protos.h,
8065 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
8066 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
8067 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
8068 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
8069 config/s390/s390.opt, config/s390/s390-modes.def,
8070 config/s390/fixdfdi.h, config/s390/constraints.md,
8071 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
8072 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
8073 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
8074 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
8075 config/m32c/prologue.md, config/m32c/m32c.abi,
8076 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
8077 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
8078 config/m32c/t-m32c, config/m32c/m32c-modes.def,
8079 config/m32c/jump.md, config/m32c/shift.md,
8080 config/m32c/m32c-protos.h, config/libgloss.h,
8081 config/spu/spu-protos.h, config/spu/predicates.md,
8082 config/spu/spu-builtins.h, config/spu/spu.c,
8083 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
8084 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
8085 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
8086 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
8087 config/sparc/hypersparc.md, config/sparc/predicates.md,
8088 config/sparc/linux.h, config/sparc/sp64-elf.h,
8089 config/sparc/supersparc.md, config/sparc/cypress.md,
8090 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
8091 config/sparc/niagara.md, config/sparc/sparc.md,
8092 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
8093 config/sparc/sparc.opt, config/sparc/sync.md,
8094 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
8095 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
8096 config/sparc/sparc.c, config/sparc/little-endian.opt,
8097 config/sparc/sysv4-only.h, config/sparc/sparc.h,
8098 config/sparc/linux64.h, config/sparc/freebsd.h,
8099 config/sparc/sol2.h, config/sparc/rtemself.h,
8100 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
8101 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
8102 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
8103 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
8104 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
8105 config/m32r/linux.h, config/m32r/constraints.md,
8106 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
8107 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
8108 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
8109 config/i386/i386.md, config/i386/netware-crt0.c,
8110 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
8111 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
8112 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
8113 config/i386/sol2.h, config/i386/constraints.md,
8114 config/i386/netware-libgcc.c, config/i386/sysv5.h,
8115 config/i386/predicates.md, config/i386/geode.md,
8116 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
8117 config/i386/freebsd64.h, config/i386/vxworksae.h,
8118 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
8119 config/i386/rtemself.h, config/i386/netbsd-elf.h,
8120 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
8121 config/i386/netware.h, config/i386/i386-modes.def,
8122 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
8123 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
8124 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
8125 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
8126 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
8127 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
8128 config/i386/xm-mingw32.h, config/i386/linux64.h,
8129 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
8130 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
8131 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
8132 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
8133 config/i386/cygwin2.c, config/i386/i386-protos.h,
8134 config/i386/sync.md, config/i386/openbsd.h,
8135 config/i386/host-mingw32.c, config/i386/i386-aout.h,
8136 config/i386/nto.h, config/i386/biarch64.h,
8137 config/i386/i386-coff.h, config/i386/freebsd.h,
8138 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
8139 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
8140 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
8141 config/darwin-protos.h, config/linux.opt, config/sol2.c,
8142 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
8143 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
8144 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
8145 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
8146 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
8147 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
8148 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
8149 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
8150 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
8151 config/sh/superh64.h, config/sh/rtemself.h,
8152 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
8153 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
8154 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
8155 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
8156 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
8157 config/avr/predicates.md, config/avr/constraints.md,
8158 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
8159 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
8160 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
8161 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
8162 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
8163 config/c4x/c4x-modes.def, config/c4x/rtems.h,
8164 config/c4x/predicates.md, config/c4x/c4x.h,
8165 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
8166 config/xtensa/predicates.md, config/xtensa/xtensa.c,
8167 config/xtensa/linux.h, config/xtensa/xtensa.h,
8168 config/xtensa/elf.h, config/xtensa/xtensa.md,
8169 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
8170 config/xtensa/xtensa-protos.h, config/dbx.h,
8171 config/stormy16/predicates.md, config/stormy16/stormy16.md,
8172 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
8173 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
8174 config/host-solaris.c, config/fr30/fr30.h,
8175 config/fr30/predicates.md, config/fr30/fr30-protos.h,
8176 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
8177 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
8178 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
8179 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
8180 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
8181 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
8182 config/host-linux.c, config/interix3.h, config/cris/cris.c,
8183 config/cris/predicates.md, config/cris/linux.h,
8184 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
8185 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
8186 config/cris/aout.opt, config/cris/cris-protos.h,
8187 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
8188 config/iq2000/iq2000.h, config/iq2000/predicates.md,
8189 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
8190 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
8191 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
8192 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
8193 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
8194 config/chorus.h, config/mn10300/mn10300.c,
8195 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
8196 config/mn10300/mn10300.h, config/mn10300/linux.h,
8197 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
8198 config/mn10300/mn10300.md, config/ia64/predicates.md,
8199 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
8200 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
8201 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
8202 config/ia64/freebsd.h, config/ia64/ia64.md,
8203 config/ia64/ia64-modes.def, config/ia64/constraints.md,
8204 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
8205 config/gofast.h, config/rtems.h, config/sol2-10.h,
8206 config/m68k/predicates.md, config/m68k/m68k.md,
8207 config/m68k/linux.h, config/m68k/m68k-modes.def,
8208 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
8209 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
8210 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
8211 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
8212 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
8213 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
8214 config/m68k/constraints.md, config/m68k/rtemself.h,
8215 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
8216 config/m68k/uclinux.h, config/rs6000/power4.md,
8217 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
8218 config/rs6000/linux.h, config/rs6000/eabi.h,
8219 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
8220 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
8221 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
8222 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
8223 config/rs6000/windiss.h, config/rs6000/603.md,
8224 config/rs6000/aix41.h, config/rs6000/cell.md,
8225 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
8226 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
8227 config/rs6000/darwin.md, config/rs6000/darwin64.h,
8228 config/rs6000/default64.h, config/rs6000/7xx.md,
8229 config/rs6000/darwin.opt, config/rs6000/spe.md,
8230 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
8231 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
8232 config/rs6000/7450.md, config/rs6000/linux64.h,
8233 config/rs6000/constraints.md, config/rs6000/440.md,
8234 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
8235 config/rs6000/rs6000.c, config/rs6000/aix52.h,
8236 config/rs6000/rs6000.h, config/rs6000/power6.md,
8237 config/rs6000/predicates.md, config/rs6000/altivec.md,
8238 config/rs6000/aix64.opt, config/rs6000/rios1.md,
8239 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
8240 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
8241 config/rs6000/darwin7.h, config/rs6000/dfp.md,
8242 config/rs6000/linux64.opt, config/rs6000/sync.md,
8243 config/rs6000/vxworksae.h, config/rs6000/power5.md,
8244 config/rs6000/lynx.h, config/rs6000/biarch64.h,
8245 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
8246 config/rs6000/eabispe.h, config/rs6000/e500.h,
8247 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
8248 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
8249 config/rs6000/aix.h, config/rs6000/vxworks.h,
8250 config/rs6000/40x.md, config/rs6000/aix51.h,
8251 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
8252 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
8253 config/arc/arc.h, config/mcore/mcore-elf.h,
8254 config/mcore/mcore-protos.h, config/mcore/predicates.md,
8255 config/mcore/mcore.md, config/mcore/mcore.c,
8256 config/mcore/mcore.opt, config/mcore/mcore.h,
8257 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
8258 config/score/predicates.md, config/score/score-version.h,
8259 config/score/score-protos.h, config/score/misc.md,
8260 config/score/elf.h, config/score/score.c, config/score/mac.md,
8261 config/score/score7.md, config/score/score.h,
8262 config/score/score-conv.h, config/score/score-mdaux.c,
8263 config/score/score.md, config/score/score.opt,
8264 config/score/score-modes.def, config/score/score-mdaux.h,
8265 config/score/mul-div.S, config/arm/uclinux-elf.h,
8266 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
8267 config/arm/symbian.h, config/arm/linux-elf.h,
8268 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
8269 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
8270 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
8271 config/arm/strongarm-pe.h, config/arm/arm.h,
8272 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
8273 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
8274 config/arm/arm-modes.def, config/arm/linux-eabi.h,
8275 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
8276 config/arm/arm-cores.def, config/arm/arm-protos.h,
8277 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
8278 config/arm/wince-pe.h, config/arm/neon.md,
8279 config/arm/constraints.md, config/arm/neon.ml,
8280 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
8281 config/arm/arm.opt, config/arm/arm926ejs.md,
8282 config/arm/predicates.md, config/arm/iwmmxt.md,
8283 config/arm/arm_neon.h, config/arm/unknown-elf.h,
8284 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
8285 config/arm/neon-testgen.ml, config/arm/arm.md,
8286 config/arm/xscale-coff.h, config/arm/pe.c,
8287 config/arm/arm-generic.md, config/arm/pe.h,
8288 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
8289 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
8290 config/arm/strongarm-elf.h, config/arm/cirrus.md,
8291 config/arm/netbsd-elf.h, config/arm/vxworks.h,
8292 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
8293 config/pa/predicates.md, config/pa/pa64-hpux.h,
8294 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
8295 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
8296 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
8297 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
8298 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
8299 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
8300 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
8301 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
8302 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
8303 config/pa/pa64-regs.h, config/pa/pa-modes.def,
8304 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
8305 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
8306 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
8307 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
8308 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
8309 config/mips/linux64.h, config/mips/elforion.h,
8310 config/mips/constraints.md, config/mips/generic.md,
8311 config/mips/predicates.md, config/mips/4300.md,
8312 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
8313 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
8314 config/mips/5k.md, config/mips/vr4120-div.S,
8315 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
8316 config/mips/mips-protos.h, config/mips/6000.md,
8317 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
8318 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
8319 config/mips/mips-modes.def, config/mips/vr.h,
8320 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
8321 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
8322 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
8323 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
8324 config/vax/openbsd1.h, config/vax/netbsd.h,
8325 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
8326 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
8327 config/h8300/rtems.h, config/h8300/predicates.md,
8328 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
8329 config/h8300/h8300.md, config/h8300/h8300.opt,
8330 config/h8300/coff.h, config/h8300/h8300-protos.h,
8331 config/v850/v850.md, config/v850/predicates.md,
8332 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
8333 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
8334 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
8335 config/mmix/mmix.h, config/mmix/predicates.md,
8336 config/mmix/mmix-protos.h, config/mmix/mmix.md,
8337 config/mmix/mmix.c, config/mmix/mmix.opt,
8338 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
8339 config/bfin/rtems.h, config/bfin/bfin-modes.def,
8340 config/bfin/predicates.md, config/bfin/bfin-protos.h,
8341 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
8344 2007-08-02 Richard Sandiford <richard@codesourcery.com>
8346 * emit-rtl.c (reset_used_decls): Rename to...
8347 (set_used_decls): ...this. Set the used flag rather than clearing it.
8348 (unshare_all_rtl_again): Update accordingly. Set flags on argument
8349 DECL_RTLs rather than resetting them.
8351 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
8353 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
8355 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
8357 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
8358 argument to find_reloads_address.
8360 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
8362 PR tree-optimization/32919
8363 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
8364 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
8365 (coalesce_ssa_name): Call it.
8367 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
8368 David Ung <davidu@mips.com>
8370 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
8371 (__mips16_unorddf2, __mips16_floatunsidf): New.
8372 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
8374 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
8376 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
8378 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
8379 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
8380 * tree.h (OMP_SECTIONS_CONTROL): New macro.
8381 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
8382 * omp-low.c (get_ws_args_for, determine_parallel_type,
8383 expand_omp_for_generic, expand_omp_for_static_nochunk,
8384 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
8385 Work with more precise CFG.
8386 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
8387 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
8389 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
8390 * gimple-low.c (lower_stmt): Ditto.
8391 * tree-inline.c (estimate_num_insns_1): Ditto.
8392 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
8393 (OMP_SECTIONS_SWITCH): New.
8394 * tree-cfgcleanup.c (cleanup_omp_return): New.
8395 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
8396 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
8397 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
8398 (tree_redirect_edge_and_branch): Handle omp constructs.
8400 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
8401 with three arguments.
8403 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
8405 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
8408 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
8410 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
8411 the loop structures may need fixing.
8412 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
8414 (cleanup_tree_cfg_loop): Removed.
8415 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
8416 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
8417 instead of running cleanup_tree_cfg_loop.
8418 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
8419 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
8420 (tree_predictive_commoning): Declaration changed.
8421 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
8423 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
8425 * doc/invoke.texi (l1-cache-size): Update documentation.
8426 (l2-cache-size): Document.
8427 * params.h (L2_CACHE_SIZE): New macro.
8428 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
8429 that L1_CACHE_SIZE is in kB now.
8430 (L2_CACHE_SIZE_BYTES): New macro.
8431 (tree_ssa_prefetch_arrays): Show size in kB.
8432 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
8433 and l2_cache_size fields.
8434 * config/i386/driver-i386.c (describe_cache): Detect cache size
8436 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
8437 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
8438 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
8439 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
8440 (override_options): Set l1-cache-size and l2-cache-size to default
8441 values if not specified otherwise.
8442 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
8443 (PARAM_L2_CACHE_SIZE): New.
8445 2007-08-01 Nigel Stephens <nigel@mips.com>
8446 David Ung <davidu@mips.com>
8447 Thiemo Seufer <ths@mips.com>
8448 Chris Dearman <chris@mips.com>
8449 Richard Sandiford <richard@codesourcery.com>
8451 * config.gcc (mips*-sde-elf*): New stanza.
8452 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
8453 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
8454 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
8455 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
8456 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
8457 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
8459 * config/mips/sde.h: New file.
8460 * config/mips/t-libgcc-mips16: Likewise.
8461 * config/mips/t-sde: Likewise.
8462 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
8463 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
8464 _MIPS_FPSET and _MIPS_SZINT.
8465 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
8466 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
8467 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
8468 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
8469 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
8470 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
8471 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
8472 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
8473 _MIPS_SZPTR and _MIPS_FPSET.
8474 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
8475 architecture is specified.
8476 (MIPS_32BIT_OPTION_SPEC): New macro.
8478 2007-07-31 Dan Hipschman <dsh@google.com>
8480 * gcc.c (end_going_arg): New function.
8481 (do_spec_2): Use it.
8482 (do_spec_1): Use it.
8484 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
8486 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
8487 only if ENABLE_CHECKING is defined.
8489 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
8491 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
8492 df_ru_add_problem, df_ru_get_bb_info): Removed.
8493 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
8494 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
8495 df_ru_free_bb_info, df_ru_alloc,
8496 df_ru_bb_local_compute_process_def,
8497 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
8498 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
8499 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
8500 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
8501 df_ru_add_problem): Removed.
8503 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8506 * pa.md (casesi32): Use match_scratch. Revise insn condition.
8507 (casesi32p, casesi64p): Likewise.
8508 (casesi): Adjust for above.
8510 2007-07-31 Richard Sandiford <richard@codesourcery.com>
8512 * mode-switching.c (create_pre_exit): Don't search past calls.
8514 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
8516 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
8518 2007-07-31 Revital Eres <eres@il.ibm.com>
8520 * ddg.c (add_deps_for_def): Rename to...
8521 (add_cross_iteration_register_deps): This. Change implementation
8522 to use only reaching def and def-use chains to construct the
8523 inter loop dependencies.
8524 (add_deps_for_use): Remove function.
8525 (build_inter_loop_deps): Call add_cross_iteration_register_deps
8526 function to build the inter loop dependencies.
8527 * modulo-sched.c (sms_schedule): Build only
8528 reaching def and def-use chains for the propose of the ddg
8531 2007-07-31 Julian Brown <julian@codesourcery.com>
8533 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
8534 New define_insns. Use correct RTL.
8535 (vec_set<mode>): Write as expander.
8537 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
8539 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
8540 to an unallocated space.
8542 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
8545 (split_constant_offset): Enable split_constant_offset to extract
8546 constants from other statements.
8547 * tree-vect-transform.c
8548 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
8549 to a temp var. Force base_offset to be simple.
8551 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
8553 * df-scan.c (df_scan_verify): Remove artificial limit on
8554 the number of blocks for verification.
8555 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
8556 df_simulate_defs): Avoid unnecessary insn checking for defs.
8558 2007-07-29 Mark Mitchell <mark@codesourcery.com>
8560 * config/m68k/lb1sf68.asm (FUNC): New macro.
8562 (__udivsi3): Likewise.
8563 (__divsi3): Likewise.
8564 (__umodsi3): Likewise.
8565 (__modsi3): Likewise.
8566 (__subdf3): Likewise.
8567 (__adddf3): Likewise.
8568 (__muldf3): Likewise.
8569 (__divdf3): Likewise.
8570 (__negdf2): Likewise.
8571 (__cmpdf2): Likewise.
8572 (__subsf3): Likewise.
8573 (__addsf3): Likewise.
8574 (__mulsf3): Likewise.
8575 (__divsf3): Likewise.
8576 (__negsf2): Likewise.
8577 (__cmpsf2): Likewise.
8578 (__eqdf2): Likewise.
8579 (__nedf2): Likewise.
8580 (__gtdf2): Likewise.
8581 (__gedf2): Likewise.
8582 (__ltdf2): Likewise.
8583 (__ledf2): Likewise.
8584 (__eqsf2): Likewise.
8585 (__nesf2): Likewise.
8586 (__gtsf2): Likewise.
8587 (__gesf2): Likewise.
8588 (__ltsf2): Likewise.
8589 (__lesf2): Likewise.
8591 2007-07-30 Ollie Wild <aaw@google.com>
8593 * c-ppoutput.c (print_lines_directives_only): New function.
8594 (scan_translation_unit_directives_only): New function.
8595 (preprocess_file): Add call to scan_translation_unit_directives_only.
8596 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
8597 (sanitize_cpp_opts): Add default flag_dump_macros setting for
8598 -fdirectives-only. Add errors for -fdirectives-only conflict with
8599 -Wunused-macros and -traditional.
8600 (finish_options): Add builtin macro initialization for
8601 -fdirectives-only + -fpreprocessed.
8602 * c.opt (fdirectives-only): New.
8603 * doc/cppopts.texi (fdirectives-only): New.
8605 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8607 * alias.c (record_set, memory_modified_1): Constify.
8608 * bt-load.c (note_btr_set): Likewise.
8609 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
8610 * combine.c (set_nonzero_bits_and_sign_copies,
8611 expand_field_assignment, record_dead_and_set_regs_1,
8612 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
8613 likely_spilled_retval_1): Likewise.
8614 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
8615 frv_io_handle_set): Likewise.
8616 * config/mips/mips.c (mips_sim_record_set,
8617 vr4130_true_reg_dependence_p_1): Likewise.
8618 * config/mt/mt.c (insn_dependent_p_1): Likewise.
8619 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
8620 * config/sh/sh.c (flow_dependent_p_1): Likewise.
8621 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
8622 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
8623 * ddg.c (mark_mem_store): Likewise.
8624 * df-problems.c (df_urec_mark_reg_change): Likewise.
8625 * function.c (update_epilogue_consts): Likewise.
8626 * gcse.c (record_set_info, record_last_set_info,
8627 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
8628 reg_clear_last_set): Likewise.
8629 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
8631 * jump.c (reversed_comparison_code_parts): Likewise.
8632 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
8633 reg_is_set): Likewise.
8634 * loop-iv.c (mark_altered): Likewise.
8635 * mode-switching.c (reg_becomes_live): Likewise.
8636 * optabs.c (no_conflict_move_test): Likewise.
8637 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
8639 * postreload.c (reload_combine_note_store, move2add_note_store):
8641 * regmove.c (flags_set_1): Likewise.
8642 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
8644 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
8646 * resource.c (update_live_status): Likewise.
8647 * rtl.h (set_of, note_stores): Likewise.
8648 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
8649 note_stores, parms_set): Likewise.
8650 * sched-rgn.c (sets_likely_spilled_1): Likewise.
8651 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
8653 * var-tracking.c (count_stores, add_stores): Likewise.
8655 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8657 * alias.c (mems_in_disjoint_alias_sets_p,
8658 fixed_scalar_and_varying_struct_p, aliases_everything_p,
8659 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
8660 write_dependence_p, mems_in_disjoint_alias_sets_p,
8661 read_dependence, true_dependence, canon_true_dependence,
8662 anti_dependence, output_dependence): Constify.
8663 * combine.c (extended_count): Likewise.
8664 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
8665 * cselib.c (get_value_hash, references_value_p,
8666 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
8667 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
8668 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
8669 * function.c (contains, prologue_epilogue_contains,
8670 sibcall_epilogue_contains): Likewise.
8671 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
8672 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
8673 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
8674 reg_or_subregno): Likewise.
8675 * recog.c (asm_noperands): Likewise.
8676 * reload1.c (function_invariant_p): Likewise.
8677 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
8678 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
8679 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
8680 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
8681 true_regnum, reg_or_subregno, condjump_in_parallel_p,
8682 extended_count, prologue_epilogue_contains,
8683 sibcall_epilogue_contains, function_invariant_p, true_dependence,
8684 canon_true_dependence, read_dependence, anti_dependence,
8685 output_dependence): Likewise.
8686 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
8688 2007-07-30 Julian Brown <julian@codesourcery.com>
8690 * config/arm/neon.md (V_ext): New mode attribute.
8691 (neon_vget_lane<mode>): Replace with define_expand.
8692 (neon_vget_lane<mode>_sext_internal)
8693 (neon_vget_lane<mode>_zext_internal): New define_insns for double
8694 and quad precision vectors.
8695 (neon_vget_lanedi): Add bounds check. Remove dead comment.
8696 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
8697 have typeless 32-bit result.
8699 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
8702 * tree-affine.h (aff_tree): The type of rest is sizetype for types
8704 * tree-affine.c (aff_combination_scale): If type is a pointer type,
8705 use sizetype for rest.
8706 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
8707 (aff_combination_convert): Don't convert rest for pointer types.
8709 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
8711 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
8713 * tree-ssa-alias.c: Add alloc-pool.h.
8714 (init_alias_info): Free alias_bitmap_obstack.
8715 (delete_alias_info): Call delete_mem_ref_stats.
8716 (get_mem_sym_stats_for): Use alloc_pool.
8717 (init_mem_ref_stats): Do not delete mem_ref_stats here.
8718 (delete_mem_sym_stats): Removed.
8720 2007-07-29 Sebastian Pop <sebpop@gmail.com>
8722 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
8723 functions cannot be represented as classical distance vectors.
8725 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8727 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
8728 * builtins.c (validate_arg, builtin_mathfn_code,
8729 validate_arglist): Likewise.
8730 * calls.c (call_expr_flags): Likewise.
8731 * combine.c (reg_nonzero_bits_for_combine,
8732 reg_num_sign_bit_copies_for_combine, get_last_value,
8733 reg_truncated_to_mode): Likewise.
8734 * emit-rtl.c (subreg_lowpart_p): Likewise.
8735 * expr.c (highest_pow2_factor_for_target,
8736 categorize_ctor_elements_1, categorize_ctor_elements,
8737 count_type_elements, contains_packed_reference,
8738 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
8739 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
8740 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
8741 native_encode_int, native_encode_real, native_encode_complex,
8742 native_encode_vector, native_encode_expr, native_interpret_int,
8743 native_interpret_real, native_interpret_complex,
8744 native_interpret_vector, native_interpret_expr): Likewise.
8745 * function.c (use_register_for_decl): Likewise.
8746 * gimplify.c (get_name): Likewise.
8747 * langhooks-def.h (lhd_return_null_const_tree): New.
8748 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
8749 * langhooks.c (lhd_return_null_const_tree): New.
8750 * langhooks.h (lang_get_callee_fndecl): Constify.
8751 * output.h (constructor_static_from_elts_p): Likewise.
8752 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
8753 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
8754 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
8755 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
8756 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
8757 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
8758 * rtlhooks-def.h (reg_nonzero_bits_general,
8759 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
8761 * rtlhooks.c (reg_num_sign_bit_copies_general,
8762 reg_nonzero_bits_general, reg_truncated_to_mode_general):
8764 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
8765 * stor-layout.c (mode_for_size_tree): Likewise.
8766 * tree-ssa-loop-im.c (memref_eq): Likewise.
8767 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
8768 * tree.c (contains_placeholder_p, type_list_equal,
8769 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
8771 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
8772 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
8773 contains_placeholder_p, contains_packed_reference,
8774 get_callee_fndecl, operand_equal_for_phi_arg_p,
8775 warn_if_unused_value, is_body_block, native_encode_expr,
8776 native_interpret_expr, fold_convertible_p, operand_equal_p,
8777 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
8778 validate_arglist, simple_cst_equal, type_list_equal,
8779 use_register_for_decl, call_expr_flags, get_name,
8780 highest_pow2_factor): Likewise.
8781 (const_call_expr_arg_iterator_d,
8782 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
8783 first_const_call_expr_arg, more_const_call_expr_args_p,
8784 FOR_EACH_CONST_CALL_EXPR_ARG): New.
8785 * varasm.c (constructor_static_from_elts_p): Constify.
8787 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
8789 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
8790 config/arm/neon-schedgen.ml, config/arm/neon.ml,
8791 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
8792 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
8793 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
8794 tree-vect-transform.c, tree.def: Fix comment typos. Follow
8795 spelling conventions.
8796 * doc/invoke.texi: Follow spelling conventions.
8798 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
8799 Revital Eres <eres@il.ibm.com>
8801 * modulo-sched.c (sms_schedule): Avoid loops which includes
8802 auto-increment instructions.
8804 2007-07-28 Richard Guenther <rguenther@suse.de>
8807 * fold-const.c (fold_cond_expr_with_comparison): Convert
8808 operand zero of MIN/MAX_EXPR to correct type.
8810 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8812 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
8813 flags_from_decl_or_type): Constify.
8814 * gcc.c (do_spec_1): Likewise.
8815 * print-tree.c (dump_addr, print_node_brief): Likewise.
8816 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
8817 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
8818 tree_purge_all_dead_eh_edges): Likewise.
8819 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
8820 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
8822 * tree.c (expr_location, expr_has_location, expr_locus,
8823 expr_filename, expr_lineno, get_inner_array_type,
8824 fields_compatible_p): Likewise.
8825 * tree.h (get_inner_array_type, fields_compatible_p,
8826 expr_location, expr_has_location, expr_locus, expr_filename,
8827 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
8828 setjmp_call_p, alloca_call_p): Likewise.
8830 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
8832 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
8833 TV_FLOW_INSENSITIVE.
8835 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
8837 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
8838 (compute_flow_insensitive_aliasing): Ditto for
8839 TV_FLOW_INSENSITIVE.
8841 2007-07-27 Jan Hubicka <jh@suse.cz>
8843 * config/i386/i386.c (register_move_cost): Remove accidentally
8844 comitted #if 0 block.
8846 * attribs.c: Include hashtab.h
8847 (attribute_hash): New.
8848 (substring): New structure.
8849 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
8851 (init_attributes): Initialize attribute hash.
8852 (decl_attributes): Use attribute hash.
8853 * Makefile.in (attribs.c): Depend on hashtab.h.
8855 2007-07-27 Steve Ellcey <sje@cup.hp.com>
8857 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
8859 2007-07-27 Richard Sandiford <richard@codesourcery.com>
8861 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
8862 __mips_dspr2 and __mips_dsp_rev macros.
8863 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
8865 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
8867 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
8869 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
8873 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
8874 and the updating of the live and do_not_gen sets.
8875 (df_note_bb_compute): Added updating of live and do_not_gen sets
8876 for regular defs so that the case of clobber inside conditional
8877 call is processed correctly.
8879 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
8881 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
8882 operands with compatible type.
8884 2007-07-27 Richard Sandiford <richard@codesourcery.com>
8886 * expr.h (store_bit_field): Don't return a value.
8887 * expmed.c (check_predicate_volatile_ok): New function.
8888 (store_bit_field_1): New function, extracted from store_bit_field.
8889 Take a fallback_p argument and return true if the operation succeeded.
8890 Only use store_fixed_bit_field if fallback_p. Don't recompute
8891 mode_for_extraction; use op_mode instead. Try forcing memories
8892 into registers if the insv expander fails.
8893 (store_bit_field): Use store_bit_field_1 with fallback_p true.
8894 Don't return a value.
8895 (convert_extracted_bit_field): New function, extracted from
8897 (extract_bit_field_1): Likewise. Take a fallback_p argument
8898 and return NULL if the operation succeeded. Only use
8899 extract_fixed_bit_field if fallback_p. Only calculate one
8900 extraction mode. Combine code for extv and extzv. Try forcing
8901 memories into registers if the ext(z)v expander fails.
8902 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
8904 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
8906 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
8908 (df_ref): Likewise. Put regno with other integer fields.
8910 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
8912 * df.h (df_mw_hardreg): Remove "loc" field.
8913 * df-scan.c (df_ref_record): Don't set it. Remove redundant
8915 * df-problems.c (df_whole_mw_reg_unused_p): New function,
8916 split out from df_set_unused_notes_for_mw. Return false for
8917 partial references. Assert that mw_reg is a REG when returning true.
8918 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
8919 (df_whole_mw_reg_dead_p): New function, split out from
8920 df_set_dead_notes_for_mw. Return false for partial references.
8921 Assert that mw_reg is a REG when returning true.
8922 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
8923 Remove redundant bitmap check.
8925 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
8927 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
8928 ($(T)crtend.o): Likwise.
8929 ($(T)crtbeginS.o): Likwise.
8930 ($(T)crtendS.o): Likwise.
8931 ($(T)crtfastmath.o): Likwise.
8933 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
8935 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
8936 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
8937 * basic-block.h (struct control_flow_graph): Added x_dom_computed
8938 and x_n_bbs_in_dom_tree fields.
8940 2007-07-26 Steve Ellcey <sje@cup.hp.com>
8942 PR tree-optimization/32087
8943 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
8944 Do not call scale_bbs_frequencies_int with prob of zero.
8946 2007-07-26 Julian Brown <julian@codesourcery.com>
8948 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
8949 (neon_element_bits): Add prototypes.
8950 * config/arm/arm.c (bounds_check, neon_lane_bounds)
8951 (neon_const_bounds, neon_element_bits): New functions.
8952 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
8953 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
8954 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
8955 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
8956 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
8957 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
8958 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
8959 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
8960 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
8961 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
8962 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
8963 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
8964 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
8966 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
8968 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
8969 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
8971 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
8972 Julian Brown <julian@codesourcery.com>
8974 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
8975 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
8976 * config/arm/cortex-a8.md: New.
8977 * config/arm/cortex-a8-neon.md: New.
8978 * config/arm/neon-schedgen.ml: New.
8979 * config/arm/neon.md (vqh_mnem): New.
8981 (Is_float_mode): New.
8982 (Scalar_mul_8_16): New.
8984 (V_mode_nunits): New.
8985 (All instruction patterns): Annotate with neon_type attribute
8987 * config/arm/arm.md: Include cortex-a8.md.
8988 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
8990 Annotate instruction patterns accordingly.
8991 (generic_sched): Do not use generic scheduling for Cortex-A8.
8992 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
8994 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
8996 * fold-const.c (fold_read_from_constant_string): Use
8998 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
9000 2007-07-26 Nick Clifton <nickc@redhat.com>
9002 * tree-ssa-operands.h: Change copyright header to refer to version
9003 3 of the GNU General Public License and to point readers at the
9004 COPYING3 file and the FSF's license web page.
9005 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
9006 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
9007 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
9008 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
9009 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
9010 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
9011 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
9012 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
9013 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
9014 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
9015 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
9016 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
9017 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
9018 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
9019 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
9020 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
9021 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
9022 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
9023 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
9024 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
9025 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
9026 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
9027 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
9028 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
9029 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
9030 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
9031 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
9032 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
9033 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
9034 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
9035 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
9036 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
9037 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
9038 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
9039 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
9040 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
9041 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
9042 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
9043 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
9044 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
9045 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
9046 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
9047 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
9048 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
9049 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
9050 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
9051 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
9052 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
9053 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
9054 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
9055 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
9056 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
9057 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
9058 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
9059 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
9060 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
9061 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
9062 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
9063 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
9064 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
9065 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
9066 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
9067 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
9068 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
9069 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
9070 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
9071 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
9072 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
9073 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
9074 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
9075 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
9076 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
9077 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
9078 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
9079 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
9080 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
9081 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
9082 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
9083 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
9084 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
9085 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
9086 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
9087 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
9088 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
9089 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
9090 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
9091 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
9092 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
9093 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
9094 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
9095 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
9096 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
9097 vecprim.h, basic-block.h, tree-ssa-structalias.c,
9098 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
9099 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
9100 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
9101 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
9102 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
9103 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
9104 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
9105 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
9106 convert.c, convert.h, langhooks-def.h, reload1.c,
9107 tree-ssa-operands.c: Likewise.
9109 2007-07-26 Jan Hubicka <jh@suse.cz>
9111 * tree-ssa-live.c: Include debug.h and flags.h.
9112 (mark_scope_block_unused): New function.
9113 (remove_unused_scope_block_p): New function.
9114 (remove_unused_locals): Remove unused blocks too.
9116 2007-07-25 Ian Lance Taylor <iant@google.com>
9118 * combine.c (combine_max_regno): Remove. Remove all uses.
9119 (struct reg_stat_struct): Rename from struct reg_stat.
9120 (reg_stat_type): Define, and declare VECs.
9121 (reg_stat): Change from pointer to VEC. Change all uses.
9122 (combine_split_insns): New static function.
9123 (try_combine, find_split_point): Call it instead of split_insns.
9125 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
9127 * cfghooks.c (split_block): Fix the information about loop latch.
9129 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
9131 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
9133 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
9135 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
9136 Scan the new edge for loop exit info.
9138 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
9140 * config/darwin.c: Include debug.h.
9142 2007-07-25 Steve Ellcey <sje@cup.hp.com>
9145 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
9147 2007-07-25 Steve Ellcey <sje@cup.hp.com>
9149 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
9150 (HARD_REGNO_MODE_OK): Ditto.
9151 (MODES_TIEABLE_P): Ditto.
9152 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
9153 (CLASS_MAX_NREGS): Ditto.
9154 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
9155 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
9156 (divdf3_internal_thr): Removed.
9157 * config/ia64/div.md: New file.
9158 * config/ia64/constraints.md: Add H constraint.
9160 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9162 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
9163 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
9164 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
9165 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
9166 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
9167 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
9168 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
9169 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
9170 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
9171 dump_sbitmap_file, debug_sbitmap, popcount_table,
9172 sbitmap_popcount): Constify.
9173 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
9174 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
9175 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
9176 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
9177 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
9178 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
9179 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
9180 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
9181 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
9182 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
9183 sbitmap_popcount, sbitmap_verify_popcount): Constify.
9185 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9187 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
9188 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
9189 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
9190 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
9191 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
9192 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
9193 bitmap_intersect_p, bitmap_intersect_compl_p,
9194 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
9195 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
9197 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
9198 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
9199 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
9200 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
9201 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
9202 debug_bitmap, debug_bitmap_file, bitmap_print,
9203 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
9204 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
9206 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
9208 * config/darwin.c (darwin_override_options): Additional fix for
9209 debug info formats that don't support var tracking.
9211 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9213 * cselib.c (entry_and_rtx_equal_p): Constify.
9214 * gengtype.c (output_mangled_typename, write_types, write_local):
9216 * gengtype.h (const_type_p): New.
9217 * see.c (eq_descriptor_extension, hash_descriptor_extension):
9219 * tlink.c (scan_linker_output): De-constify.
9220 * tree-ssa-loop-im.c (memref_eq): Constify.
9221 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
9222 (shared_bitmap_hash, shared_bitmap_eq): Constify.
9224 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9226 * c-common.c (fname_as_string, c_type_hash): Constify.
9227 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
9228 * cgraph.c (edge_hash, edge_eq): Likewise.
9229 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
9230 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
9231 reg_attrs_htab_eq): Likewise.
9232 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
9234 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
9235 const_decl_t, const_state_t, const_automata_list_el_t): New.
9236 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
9237 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
9238 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
9239 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
9240 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
9241 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
9242 compare_max_occ_cycle_nums, out_state_arcs_num,
9243 compare_transition_els_num, units_cmp, state_reservs_cmp):
9245 * genmodes.c (cmp_modes): Likewise.
9246 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
9247 * gimplify.c (compare_case_labels): Likewise.
9248 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
9249 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
9250 * matrix-reorg.c (mtt_info_hash): Likewise.
9251 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
9252 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
9253 (htab_hash_bucket, htab_hash_elem): Constify.
9254 * tree-browser.c (TB_parent_eq): Likewise.
9255 * tree-scalar-evolution.c (hash_scev_info): Likewise.
9256 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
9257 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
9258 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
9260 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
9261 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
9262 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
9263 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
9264 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
9266 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
9267 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
9268 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
9269 * tree-ssa-threadupdate.c (redirection_data_hash,
9270 redirection_data_eq): Likewise.
9271 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
9272 * tree-ssa.c (var_ann_eq): Likewise.
9273 * tree-vrp.c (compare_case_labels): Likewise.
9274 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
9275 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
9276 tree_not_check_failed, tree_class_check_failed,
9277 tree_range_check_failed, tree_not_class_check_failed,
9278 omp_clause_check_failed, omp_clause_range_check_failed,
9279 tree_contains_struct_check_failed, tree_operand_check_failed):
9281 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
9282 tree_not_check_failed, tree_class_check_failed,
9283 tree_range_check_failed, tree_not_class_check_failed,
9284 tree_operand_check_failed, omp_clause_operand_check_failed,
9285 tree_operand_length): Likewise.
9286 * var-tracking.c (const_variable): New.
9287 (variable_htab_hash, variable_htab_eq): Constify.
9288 * varasm.c (const_desc_hash): Likewise.
9290 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9292 * expr.c (handled_component_p): Constify.
9293 * fold-const.c (fit_double_type): Likewise.
9294 * real.h (real_value_from_int_cst): Likewise.
9295 * tree-flow-inline.h (gimple_in_ssa_p,
9296 gimple_aliases_computed_p, gimple_addressable_vars,
9297 gimple_call_clobbered_vars, gimple_referenced_vars,
9298 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
9299 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
9300 may_aliases, end_readonly_imm_use_p, has_zero_uses,
9301 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
9302 is_label_stmt, is_global_var, phi_ssa_name_p,
9303 factoring_name_p, is_call_clobbered, tree_common_ann,
9304 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
9305 unmodifiable_var_p, array_ref_contains_indirect_ref,
9306 ref_contains_array_ref, lookup_subvars_for_var,
9307 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
9308 gimple_mem_ref_stats): Likewise.
9309 * tree-flow.h (tree_common_ann, var_ann, function_ann,
9310 may_aliases, is_exec_stmt, is_label_stmt,
9311 ref_contains_array_ref, array_ref_contains_indirect_ref,
9312 var_can_have_subvars, overlap_subvar, is_call_clobbered,
9313 unmodifiable_var_p): Likewise.
9314 * tree-gimple.c (is_gimple_min_invariant): Likewise.
9315 * tree-gimple.h (is_gimple_min_invariant): Likewise.
9316 * tree.c (type_hash_list, attribute_hash_list, tree_size,
9317 cst_and_fits_in_hwi, real_value_from_int_cst,
9318 build_real_from_int_cst, integer_zerop, integer_onep,
9319 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
9320 tree_floor_log2, real_zerop, real_onep, real_twop,
9321 real_minus_onep, really_constant_p, purpose_member, chain_member,
9322 list_length, fields_length, int_size_in_bytes, bit_position,
9323 int_bit_position, byte_position, int_byte_position, expr_align,
9324 array_type_nelts, tree_node_structure,
9325 type_contains_placeholder_1, iterative_hash_pointer,
9326 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
9327 tree_map_base_eq, type_hash_list, type_hash_eq,
9328 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
9329 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
9330 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
9331 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
9332 int_fits_type_p, get_containing_scope, decl_function_context,
9333 decl_type_context, omp_clause_operand_check_failed,
9334 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
9335 * tree.h (omp_clause_operand_check_failed, tree_size,
9336 build_real_from_int_cst, array_type_nelts, purpose_member,
9337 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
9338 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
9339 is_attribute_p, check_qualified_type, expr_align,
9340 int_size_in_bytes, bit_position, int_bit_position, byte_position,
9341 int_byte_position, list_length, fields_length, initializer_zerop,
9342 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
9343 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
9344 tree_node_structure, handled_component_p, get_containing_scope,
9345 decl_function_context, decl_type_context, real_zerop,
9346 type_num_arguments, fit_double_type, really_constant_p,
9347 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
9348 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
9349 real_twop, real_minus_onep, int_cst_value): Likewise.
9351 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9353 * cfglayout.c (insn_scope, insn_line): Constify.
9354 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
9355 const_double_htab_hash, const_double_htab_eq,
9356 mem_attrs_htab_hash): Likewise.
9357 * loop-iv.c (biv_eq): Likewise.
9358 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
9359 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
9360 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
9362 * rtl-error.c (location_for_asm, diagnostic_for_asm,
9363 error_for_asm, warning_for_asm, _fatal_insn,
9364 _fatal_insn_not_found): Likewise.
9365 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
9366 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
9367 rtl_check_failed_type2, rtl_check_failed_code1,
9368 rtl_check_failed_code2, rtl_check_failed_code_mode,
9369 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
9370 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
9371 rtl_check_failed_type2, rtl_check_failed_code1,
9372 rtl_check_failed_code2, rtl_check_failed_code_mode,
9373 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
9374 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
9375 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
9376 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
9377 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
9378 rtx_unstable_p, get_integer_term, get_related_value,
9379 offset_within_block_p, reg_mentioned_p, count_occurrences,
9380 reg_referenced_p, reg_used_between_p, no_labels_between_p,
9381 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
9382 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
9383 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
9384 find_constant_src, find_reg_fusage, find_regno_fusage,
9385 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
9386 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
9387 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
9388 computed_jump_p, auto_inc_p, in_expr_list_p,
9389 remove_node_from_expr_list, loc_mentioned_in_p,
9390 label_is_jump_target_p, reversed_comparison_code_parts,
9391 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
9392 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
9393 print_inline_rtx): Likewise.
9394 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
9395 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
9396 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
9397 get_integer_term, get_related_value, offset_within_block_p,
9398 count_occurrences, reg_mentioned_p, no_labels_between_p,
9399 reg_used_between_p, reg_referenced_p, single_set_2,
9400 multiple_sets, set_noop_p, refers_to_regno_p,
9401 reg_overlap_mentioned_p, dead_or_set_p,
9402 covers_regno_no_parallel_p, covers_regno_p,
9403 dead_or_set_regno_p, find_reg_note, find_regno_note,
9404 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
9405 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
9406 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
9407 side_effects_p, may_trap_p_1, may_trap_p,
9408 may_trap_after_code_motion_p, may_trap_or_fault_p,
9409 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
9410 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
9411 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
9412 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
9413 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
9415 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
9416 warning_for_asm): Likewise.
9417 * tree.h (print_rtl): Likewise.
9418 * varasm.c (get_pool_mode): Likewise.
9420 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9422 * c-lex.c (c_lex_with_flags, lex_string): Constify.
9423 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
9424 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
9425 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
9426 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
9427 * ddg.c (compare_sccs): Likewise.
9428 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
9429 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
9430 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
9431 decimal_do_fix_trunc, decimal_real_to_integer,
9432 decimal_real_to_integer2, decimal_real_maxval): Likewise.
9433 * dse.c (const_group_info_t): New.
9434 (invariant_group_base_eq, invariant_group_base_hash): Constify.
9435 * dwarf2out.c (const_dw_die_ref): New.
9436 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
9437 * tree-browser.c (TB_parent_eq): Likewise.
9438 * unwind-dw2-fde.c (__register_frame_info_bases,
9439 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
9440 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
9442 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
9443 * unwind-dw2.c (uw_frame_state_for): Likewise.
9444 * value-prof.c (histogram_hash, histogram_eq): Likewise.
9445 * value-prof.h (const_histogram_value): New.
9447 2007-07-25 Richard Sandiford <richard@codesourcery.com>
9449 * config/mips/mips.c (machine_function): Add
9450 initialized_mips16_gp_pseudo_p.
9451 (mips16_gp_pseudo_reg): Do not emit the initialization of
9452 mips16_gp_pseudo_rtx when being called from the gimple cost-
9453 calculation routines; emit it on the first use outside those
9456 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9458 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
9461 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
9462 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
9463 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
9464 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
9465 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
9466 Preserve const-ness of parameters through use of __typeof(),
9467 also constify and tidy.
9469 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
9470 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
9471 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
9472 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
9473 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
9474 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
9475 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
9476 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
9477 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
9479 2007-07-25 Julian Brown <julian@codesourcery.com>
9480 Mark Shinwell <shinwell@codesourcery.com>
9482 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
9483 (alpha_mangle_type): This.
9484 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
9485 (TARGET_MANGLE_TYPE): Define this instead.
9486 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
9487 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
9488 (arm_init_neon_builtins): Fix comment.
9489 (arm_mangle_map_entry): New.
9490 (arm_mangle_map): New.
9491 (arm_mangle_type): New.
9492 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
9493 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
9494 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
9495 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
9496 (TARGET_MANGLE_TYPE): Define this instead.
9497 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
9498 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
9499 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
9500 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
9501 (TARGET_MANGLE_TYPE): Define this instead.
9502 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
9504 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
9505 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
9506 (TARGET_MANGLE_TYPE): Define this instead.
9507 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
9508 (s390_mangle_type): This.
9509 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
9510 (TARGET_MANGLE_TYPE): Define this instead.
9511 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
9512 (sparc_mangle_type): This.
9513 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
9514 (TARGET_MANGLE_TYPE): Define this instead.
9515 * cp/mangle.c (write_type): Call mangle_type target hook on all
9516 types before mangling. Use original type, not main variant, as
9518 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
9519 (TARGET_MANGLE_TYPE): This.
9520 * target.h (gcc_target): Rename mangle_fundamental_type to
9522 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
9523 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
9525 2007-07-25 Julian Brown <julian@codesourcery.com>
9526 Paul Brook <paul@codesourcery.com>
9527 Joseph Myers <joseph@codesourcery.com>
9528 Mark Shinwell <shinwell@codesourcery.com>
9530 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
9531 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
9532 (with_fpu): Allow --with-fpu=neon.
9533 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
9534 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
9535 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
9536 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
9537 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
9538 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
9539 (neon_emit_pair_result_insn, neon_disambiguate_copy)
9540 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
9541 (output_move_neon): Add prototypes.
9542 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
9543 (all_fpus): Add FPUTYPE_NEON.
9544 (fp_model_for_fpu): Add NEON field.
9545 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
9546 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
9548 (arm_legitimate_address_p): Don't support fancy addressing for NEON
9550 (thumb2_legitimate_address_p): Likewise.
9551 (neon_valid_immediate): Recognize and prepare constants suitable for
9553 (neon_immediate_valid_for_move): New function. Recognize and prepare
9554 immediates for NEON move instructions.
9555 (neon_immediate_valid_for_logic): New function. Recognize and
9556 prepare immediates for NEON logic instructions.
9557 (neon_output_logic_immediate): New function. Create asm string
9558 suitable for outputting immediate logic instructions.
9559 (neon_pairwise_reduce): New function. Implement reduction using
9560 pairwise operations.
9561 (neon_expand_vector_init): New function. Expand a (possibly
9562 non-constant) vector initialization.
9563 (neon_vector_mem_operand): New function. Memory operands supported
9564 for quad-word loads/stores to/from ARM or NEON registers. Don't
9565 allow base+offset addressing for core regs.
9566 (neon_struct_mem_operand): New function. Valid mems for NEON
9568 (coproc_secondary_reload_class): Enable NEON registers to be loaded
9569 from neon_vector_mem_operand addresses without a secondary register.
9570 (add_minipool_forward_ref): Handle >8-byte minipool entries.
9571 (add_minipool_backward_ref): Likewise.
9572 (dump_minipool): Likewise.
9573 (push_minipool_fix): Likewise.
9574 (output_move_quad): New function. Output quad-word moves, loads and
9575 stores using ARM registers.
9576 (output_move_vfp): Add support for vectors in VFP (NEON) D
9578 (output_move_neon): Output a NEON load/store to/from a quadword
9580 (arm_print_operand): Implement new codes:
9581 - 'c' for unadorned integers (without a # sign).
9582 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
9584 - 'e', 'f' for the low and high D parts of a NEON Q register.
9585 - 'q' outputs a NEON Q register.
9586 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
9587 - 'T' prints NEON opcode features from a coded bitmask.
9588 - 'F' is similar to T, but signed/unsigned codes both print as
9590 - 't' is similar to T, but 'u' is printed instead of 'p'.
9591 - 'O' prints 'r' if NEON instruction should perform rounding (as
9592 specified by bitmask), else prints nothing.
9593 - '#' is a punctuation character to stop operand numbers from
9594 running together with following digits in the assembler
9595 strings for instructions (when using mode attributes).
9596 (arm_assemble_integer): Handle extra NEON vector modes. Permute
9597 constant vectors in big-endian mode, where necessary.
9598 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
9599 Handle EI, OI, CI, XI modes.
9600 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
9601 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
9602 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
9603 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
9604 (neon_builtin_type_bits): Add enumeration, one bit for each vector
9606 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
9607 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
9608 to turn v8qi, etc. into bits defined above.
9609 (neon_itype): New enumeration. Classifications of NEON builtins.
9610 (neon_builtin_datum): Define struct. Contains information about
9611 a single builtin (with multiple modes).
9612 (CF): Define helper macro for...
9613 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
9615 (neon_builtin_data): New array. Define information about builtins
9616 for use during initialization/expansion.
9617 (arm_init_neon_builtins): New function.
9618 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
9620 (neon_builtin_compare): New function.
9621 (locate_neon_builtin_icode): New function. Find an insn code for a
9622 builtin given a function code for that builtin. Also return type of
9623 builtin (NEON_BINOP, NEON_UNOP etc.).
9624 (builtin_arg): New enumeration. Types of arguments for builtins.
9625 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
9626 Takes a variable argument list of builtin_arg types, terminated by
9628 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
9629 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
9630 (neon_emit_pair_result_insn): New function. Support returning pairs
9631 of vectors via a pointer.
9632 (neon_disambiguate_copy): New function. Set up operands for a
9633 multi-word copy such that registers do not get clobbered.
9634 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
9635 ARM_BUILTIN_NEON_BASE.
9636 (arm_file_start): Set float-abi attribute for NEON.
9637 (arm_vector_mode_supported_p): Enable NEON vector modes.
9638 (arm_mangle_map_entry): New.
9639 (arm_mangle_map): New.
9640 (arm_mangle_vector_type): New.
9641 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
9643 (TARGET_NEON): New macro. Target supports NEON.
9644 (fputype): Add FPUTYPE_NEON.
9645 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
9646 for vectorization based on command-line arg.
9647 (NEON_REGNO_OK_FOR_NREGS): Define.
9648 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
9649 (VALID_NEON_STRUCT_MODE): Define.
9650 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
9651 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
9652 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
9653 (consttable_16): Add pattern for outputting 16-byte minipool
9655 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
9657 (vec-common.md, neon.md): Include md files.
9658 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
9659 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
9660 (memory_constraint "Ut", "Un", "Us"): Define.
9661 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
9662 (MMX_char): New mode attribute.
9663 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
9664 (*add<mode>3_iwmmxt): New insn pattern.
9665 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
9666 (*sub<mode>3_iwmmxt): New insn pattern.
9667 (mulv4hi3): Rename to...
9668 (*mulv4hi3_iwmmxt): This.
9669 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
9670 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
9671 (uminv4hi3, uminv2si3): Remove. Replace with...
9672 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
9673 (*umin<mode>3_iwmmxt): These.
9674 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
9675 (ashr<mode>3_iwmmxt): This new pattern.
9676 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
9677 (lshr<mode>3_iwmmxt): This new pattern.
9678 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
9679 (ashl<mode>3_iwmmxt): This new pattern.
9680 * config/arm/neon-docgen.ml: New file. Generate documentation for
9682 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
9683 * config/arm/arm_neon.h: New (autogenerated).
9684 * config/arm/neon-testgen.ml: New file. Generate NEON tests
9686 * config/arm/neon.md: New file. Define NEON instructions.
9687 * config/arm/neon.ml: New file. Abstract description of NEON
9688 instructions, used to generate arm_neon.h header, documentation and
9690 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
9691 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
9693 * doc/extend.texi (ARM Built-in Functions): Rename and remove
9695 (ARM NEON Intrinsics): New subsection.
9696 * doc/arm-neon-intrinsics.texi: New (autogenerated).
9698 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
9700 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
9703 2007-07-24 Jan Hubicka <jh@suse.cz>
9705 * regclass.c (move_table): New type.
9706 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
9707 (init_move_cost): Break out from ...
9708 (init_reg_sets_1): ... here; simplify computation of
9709 have_regs-of_mode and contains_reg_of_mode.
9710 (record_reg_classes): Unswitch internal loops.
9711 (copy_cost): Trigger lazy initialization of move cost
9712 (record_address_regs): Likewise.
9714 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
9716 * config/darwin.c (darwin_override_options): Don't force on
9717 flag_var_tracking_uninit when no debug info is requested.
9719 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
9721 * cfgloop.c (init_loops_structure): New function.
9722 (flow_loops_find): Create root of the loop tree unconditionally.
9724 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
9726 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
9728 2007-07-24 Jan Hubicka <jh@suse.cz>
9730 * caller-save.c: Include ggc.h, gt-caller-save.h
9731 (reg_save_code, reg_restore_code): Rename to ...
9732 (cached_reg_save_code, cached_reg_restore_code): ... those.
9733 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
9734 (reg_save_code, reg_restore_code): New functions.
9735 (init_caller_save): Do not intialize
9736 reg_save_code/reg_restore_code tables.
9737 * Makefile.in: (gt-caller-save.h): New.
9739 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
9741 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
9742 with the mode of the original operand instead of
9745 2007-07-23 Jan Hubicka <jH@suse.cz>
9747 * i386.c (ix86_secondary_memory_needed): Break out to...
9748 (inline_secondary_memory_needed): ... here.
9749 (ix86_memory_move_cost): Break out to ...
9750 (inline_memory_move_cost): ... here; add support for IN value of 2 for
9751 maximum of input and output; fix handling of Q_REGS on 64bit.
9752 (ix86_secondary_memory_needed): Microoptimize.
9754 2007-07-23 Sebastian Pop <sebpop@gmail.com>
9756 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
9757 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
9758 stmts_from_loop, known_dependences_p, build_rdg): New.
9759 * tree-data-ref.h: Depends on graphds.h.
9760 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
9761 (build_rdg): Declared.
9762 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
9764 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
9766 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
9769 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
9770 Jakub Jelinek <jakub@redhat.com>
9772 PR middle-end/PR28690
9773 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
9775 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
9776 and MEM_POINTER operands over REG and MEM operands.
9777 (swap_commutative_operands_p): Change return value to bool.
9778 * rtl.h: Update the corresponding prototype.
9779 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
9780 instead of gen_rtx_PLUS.
9781 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
9782 value to bool. Change function arguments to rtx's and update code
9784 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
9785 calls to match the new declaration.
9786 * simplify-rtx.c (simplify_associative_operation): Don't
9787 reorder simplify_binary_operation arguments.
9789 2007-07-23 Richard Sandiford <richard@codesourcery.com>
9791 * config/mips/mips.c (override_options): Use mips_costs to derive
9792 the default branch cost.
9793 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
9795 * config/mips/mips.opt (mbranch-cost=): New option.
9796 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
9798 2007-07-23 Richard Sandiford <richard@codesourcery.com>
9800 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
9801 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
9802 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
9803 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
9805 2007-07-23 Richard Sandiford <richard@codesourcery.com>
9807 * config/mips/constraints.md (ks): New constraint.
9808 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
9809 (*add<mode>3_mips16): ...here.
9811 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
9813 * optabs.h (enum optab_index): Add new OTI_signbit.
9814 (signbit_optab): Define corresponding macro.
9815 (enum insn_code signbit_optab[]): Remove array.
9816 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
9817 (expand_copysign_absneg): If back end provides signbit insn, use it
9818 instead of bit operations on floating point argument.
9819 * builtins.c (enum insn_code signbit_optab[]): Remove array.
9820 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
9821 for availability of signbit insn.
9823 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
9824 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
9825 SSE mode is not active.
9826 (isinf<mode>2): Disable for mfpmath=sse,387.
9828 2007-07-22 Ben Elliston <bje@au.ibm.com>
9830 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
9832 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
9834 2007-07-20 Richard Guenther <rguenther@suse.de>
9836 * tree-cfg.c (verify_expr): COND_EXPRs can have any
9837 integral typed condition.
9838 * tree-ssa.c (useless_type_conversion_p): Do not preserve
9839 booleanness. Only preserve conversions from a non-base
9840 type to a base type, not in general between types with
9841 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
9842 * tree.def (COND_EXPR): Document that the condition
9843 can be of any integral type.
9845 2007-07-20 Nigel Stephens <nigel@mips.com>
9846 Richard Sandiford <richard@codesourcery.com>
9848 * config/mips/mips.h (mips_dwarf_regno): Declare.
9849 (DBX_REGISTER_NUMBER): Remove redundant brackets.
9850 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
9851 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
9852 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
9853 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
9854 (REG_CLASS_NAMES): Update accordingly.
9855 * config/mips/mips.c (mips_dwarf_regno): New array.
9856 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
9857 (mips_subword): Remove special handling for accumulator registers.
9858 (override_options): Initiailize mips_dwarf_regno. Remove use
9860 (mips_swap_registers): New function.
9861 (mips_conditional_register_usage): Swap accumulator registers
9862 around if TARGET_LITTLE_ENDIAN.
9863 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
9864 * config/mips/constraints.md (h, l): Use the endianness to choose
9865 between MD0_REG and MD1_REG.
9866 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
9867 alternative-dependent template.
9869 2007-07-20 Richard Sandiford <richard@codesourcery.com>
9871 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
9874 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
9876 * function.c (thread_prologue_and_epilogue_insns): Fix exit
9877 predecessor fallthru flags.
9879 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
9881 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
9882 of compare to the same type.
9883 * cfgloopmanip.c (add_loop): Update information about loop exits.
9884 (loop_version): Remove the innermost loop requirement.
9885 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
9886 to sizetype for pointers.
9888 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
9890 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
9891 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
9892 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
9894 * config/dfp-bit.c: Empty for TFmode conversions.
9896 2007-07-18 Caroline Tice <ctice@apple.com>
9898 * var-tracking.c (find_src_status): Check for COND_EXEC insns
9899 and handle them correctly; check that src is not NULL before
9901 (find_src_set_src): Likewise.
9903 2007-07-18 Bob Wilson <bob.wilson@acm.org>
9905 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
9906 (struct alignment_context, init_alignment_context): New.
9907 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
9908 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
9909 (XCHAL_HAVE_S32C1I): Likewise.
9910 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
9911 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
9912 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
9913 (ATOMIC, HQI): New macros.
9914 (memory_barrier, *memory_barrier): New.
9915 (sync_lock_releasesi): New.
9916 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
9917 (sync_lock_test_and_set<mode>): New.
9918 (sync_<atomic><mode>): New.
9919 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
9920 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
9921 (xtensa_expand_atomic): New.
9923 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9927 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
9928 transformation for builtin ISNORMAL.
9929 (expand_builtin): Handle BUILT_IN_ISNORMAL.
9930 * builtins.def (BUILT_IN_ISNORMAL): New.
9931 * doc/extend.texi: Document isnormal.
9933 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9937 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
9938 optabs infrastructure. Provide generic implementation for
9940 (expand_builtin): Handle FINITE/ISFINITE.
9941 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
9942 (fold_builtin_1): Likewise.
9944 * builtins.def (BUILT_IN_ISFINITE): New.
9946 * doc/extend.texi: Document isfinite.
9948 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9953 * builtins.c (expand_builtin_interclass_mathfn): Provide a
9954 generic fallback for isinf.
9955 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
9956 calculation code ...
9957 * real.c (get_max_float): ... to here.
9958 * real.h (get_max_float): New.
9960 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9964 * builtin-attrs.def (ATTR_TYPEGENERIC,
9965 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
9967 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
9968 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
9969 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
9970 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
9972 * c-common.c (handle_type_generic_attribute): New.
9973 (c_common_attribute_table): Add "type generic".
9975 * c-typeck.c (convert_arguments): Handle "type generic" functions.
9977 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
9979 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
9980 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
9983 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
9986 * config/cris/cris.c (cris_print_index): Don't use XEXP before
9987 checking that the operand is an expression.
9989 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
9990 Danny Smith <dannysmith@users.sourceforge.net>
9993 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
9994 file mapping object in local namespace if Windows version later
9997 2007-07-18 Richard Sandiford <richard@codesourcery.com>
9999 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
10000 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
10001 arm_cannot_force_const_mem.
10002 (arm_cannot_force_const_mem): New function.
10003 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
10004 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
10005 of arm_tls_referenced_p.
10006 * config/arm/arm.md (movsi): Split out-of-section constants when
10007 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
10008 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
10010 2007-07-18 Richard Sandiford <richard@codesourcery.com>
10012 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
10014 2007-07-18 Richard Sandiford <richard@codesourcery.com>
10016 * config/mips/mips.md (*extendqihi2): Convert the destination
10019 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10021 * config/pa/fptr.c: Update license header.
10022 * config/pa/milli64.S: Likewise.
10024 2007-07-17 Nick Clifton <nickc@redhat.com>
10026 * COPYING_v3: New file. Contains version 3 of the GNU General
10028 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
10029 Lesser General Public License.
10030 * doc/include/gpl_v3.texi: New file. Contains version 3 of
10031 the GNU General Public License.
10033 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
10035 PR rtl-optimization/32773
10036 * cfglayout.c (force_one_exit_fallthru): New function.
10037 (cfg_layout_finalize): Use it.
10039 2007-07-16 Richard Guenther <rguenther@suse.de>
10040 Uros Bizjak <ubizjak@gmail.com>
10042 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
10043 before forcing it to gimple operand.
10045 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
10046 David Ung <davidu@mips.com>
10048 * config/mips/mips.h (TUNE_24K): Define.
10049 (TUNE_MACC_CHAINS): Add TUNE_24K.
10050 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
10052 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
10053 (r74k_int_madd): .. this new reservation.
10054 (define_bypass): Fixed bypasses for r74k_int_madd to use
10055 mips_linked_madd_p.
10056 * config/mips/24k.md (define_bypass): Define new
10057 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
10059 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
10060 Nigel Stephens <nigel@mips.com>
10062 * config/mips/mips.md: Include 20kc.md.
10063 * config/mips/20kc.md: New file.
10064 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
10065 (mips_adjust_cost): Tweak for 20Kc.
10066 (mips_issue_rate): Likewise.
10067 * config/mips/mips.h (TUNE_20KC): Define.
10069 2007-07-16 David Edelsohn <edelsohn@gnu.og>
10071 * config/rs6000/rs6000.c (struct processor_cost): Add
10072 cache_line_size, l1_cache_lines, and simultaneous_prefetches
10074 (*_cost): Add cache information.
10075 (rs6000_override_options): Set cache parameters.
10077 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10080 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
10081 * doc/install.texi (mips-sgi-irix6): pthread support works now.
10083 2007-07-16 Paul Brook <paul@codesourcery.com>
10086 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
10087 (cirrus_thumb2_movsi_insn): Ditto.
10089 2007-07-15 Geoffrey Keating <geoffk@apple.com>
10091 * config/rs6000/darwin-fallback.c (interpret_libc): Change
10092 CR2_REGNO to R_CR2.
10094 2007-07-15 Andrew Haley <aph@redhat.com>
10096 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
10097 before looking in the context.
10099 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10101 PR middle-end/32398
10102 PR middle-end/32769
10103 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
10104 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
10105 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
10106 (pa_output_function_prologue): Use rp_saved and
10107 current_function_is_leaf to generate .CALLINFO statement.
10108 (hppa_expand_prologue): Set rp_saved.
10109 (hppa_expand_epilogue): Use rp_saved.
10110 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
10111 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
10113 2007-07-14 Dirk Mueller <dmueller@suse.de>
10115 * omega.c (coalesce): Fix memory leak on early exit.
10116 * matrix-reorg.c (check_allocation_function): Likewise.
10117 * tree-vect-transform.c (vect_get_new_vect_var): free result
10119 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
10120 pass pointer to edge vector
10121 (partition_hot_cold_basic_blocks): Fix memory leak.
10122 * collect2.c (prefix_from_string): Free temporary storage.
10123 * reload1.c (fixup_abnormal_edges): Free sbitmap.
10125 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
10127 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
10128 (DO_GLOBAL_DTORS_BODY): Likewise.
10130 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
10131 Nigel Stephens <nigel@mips.com>
10133 * config/mips/mips.c (mips_classify_symbol): Don't return
10134 SYMBOL_SMALL_DATA for constant pool addresses if
10135 TARGET_EMBEDDED_DATA is true.
10137 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
10139 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
10140 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
10141 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
10142 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
10143 __builtin_ia32_storehps, __builtin_ia32_storelps,
10144 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
10145 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
10146 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
10147 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
10148 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
10149 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
10150 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
10151 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
10152 using def_builtin_const.
10154 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
10156 PR tree-optimization/32705
10157 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
10158 (simplify_binary_expression): Use SSA_VAL consistently.
10160 2007-07-13 David Edelsohn <edelsohn@gnu.org>
10162 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
10163 (SPEFSCR_REGNO): Delete definition.
10164 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
10165 COUNT_REGISTER_REGNUM -> CTR_REGNO.
10166 * config/rs6000/rs6000.h: Do not define *_REGNO.
10167 LINK_REGISTER_REGNUM -> LR_REGNO.
10168 COUNT_REGISTER_REGNUM -> CTR_REGNO.
10169 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
10170 COUNT_REGISTER_REGNUM -> CTR_REGNO.
10171 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
10172 R_VRSAVE, R_VSCR. Use them.
10173 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
10174 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
10175 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
10176 * config/rs6000/aix.h: Define R_LR. Use it.
10178 2007-07-13 Caroline Tice <ctice@apple.com>
10180 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
10181 flag_var_tracking is explicitly turned off (i.e. when variable
10182 tracking is not feasible); otherwise, turn flag_var_tracking on when
10183 flag_var_tracking_uninit is on.
10184 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
10185 note definitions, to allow recording of initialization status in the
10187 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
10188 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
10189 determine if two note locations are equal.
10190 (output_loc_list): Don't output list entries whose start & end labels
10192 (reg_loc_descriptor): Add parameter for initialization status; pass it
10193 to other loc descriptor functions.
10194 (one_reg_loc_descriptor): Add parameter for initialization status;
10195 check its value and add DW_OP_GNU_uninit to returned loc descr if
10197 (multiple_reg_loc_descriptor): Add parameter for initialization
10199 pass init status argument to other loc descriptor functions; check
10200 value of intialization parameter and add DW_OP_GNU_uninit to returned
10201 loc descr if appropriate.
10202 (based_loc_descr): Add parameter for initialization status; add new
10203 variable for return value; check value of initialization parameter and
10204 add DW_OP_GNU_uninit to returned loc descr if appropriate.
10205 (concatn_mem_loc_descriptor): Add parameter for initialization status;
10206 pass init status argument to other loc descriptor functions; check
10207 value of intialization parameter and add DW_OP_GNU_uninit to returned
10208 loc descr if appropriate.
10209 (mem_loc_descriptor): Likewise.
10210 (concat_loc_descriptor): Likewise.
10211 (concatn_loc_descriptor): Likewise.
10212 (loc_descriptor): Add parameter for initialization status; pass it as
10213 argument to other loc descriptor function calls.
10214 (loc_descriptor_from_tree_1): Add appropriate initialization status
10215 to loc descriptor function calls.
10216 (add_location_or_const_value_attribute): Get initialization status
10217 from VAR_LOCATION note; add initialization status to loc descriptor
10219 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
10220 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
10221 status is uninitialized, add "[uninint]" to output.
10222 * common.opt (fvar-tracking-uninit): New option, similar to
10223 fvar-tracking, to turn on tracking of uninitialized variables; creates
10224 a new global flag, flag_var_tracking_uninit.
10225 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
10226 (enum var_init_status): New type, for var initialization status field.
10227 * var-tracking.c (struct location_chain_def): Two new fields, init,
10228 for initialization status, and set_src for the assignment value expr.
10229 (unshare_variable): New parameter for initialization status;
10230 initialize new init and set_src fields.
10231 (var_reg_set): New parameters for initialization status and value;
10232 pass them to set_variable_part.
10233 (var_mem_set): Likewise.
10234 (get_init_value): New function.
10235 (var_reg_delete_and_set): New initialization status & value
10236 parameters; add call to get_init_value if status is unknown; pass new
10237 parameters to clobber_variable_part and var_reg_set.
10238 (var_mem_delete_and_set): Likewise.
10239 (var_reg_delete): Pass null set_src value to clobber_variable_part.
10240 (var_mem_delete): Likewise.
10241 (variable_union): Pass status to unshare_variable; initialize new init
10242 and set_src fields. If flag_var_tracking_uninit is not set, force
10243 status to initialized.
10244 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
10245 used later to get the set_src value.
10246 (find_src_status): New function.
10247 (find_src_set_src): New function.
10248 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
10249 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
10250 MO_SET, get set_src value and pass it to var_reg_delete_and_set
10251 and var_mem_delete_and_set.
10252 (dump_variable): Print out "[uninit]" if appropriate.
10253 (set_variable_part): Add new initialization and set_src parameters;
10254 pass status to unshare_variable; set node->init and node- >set_src
10255 fields and modify slot in hash table appropriately; save the init and
10256 set_src values if appropriate and assign to the new node.
10257 (clobber_variable_part): New set_src parameter; if two nodes have
10258 same variable and same location but different set_src (assignment)
10259 values, clobber old node.
10260 (delete_variable_part): Pass init status to unshare_variable.
10261 (emit_note_insn_var_location): Add initialized var; assign var's init
10262 status to new 'initialized'; pass new init status field to calls to
10263 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
10264 status to initialized.
10265 (emit_notes_in_bb): Pass initialization status to calls to
10266 var_reg_set, var_mem_set, var_reg_delete_and_set and
10267 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
10268 var_reg_delete_and_set and var_mem_delete_and_set; call
10269 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
10270 make up for change in add_stores.
10271 (vt_add_function_parameters): Add status to calls to
10273 * config/darwin.c (darwin_override_options): Turn on uninitialized
10274 tracking automatically, if var_tracking is on and the system is
10277 2007-07-13 Sa Liu <saliu@de.ibm.com>
10279 * config.gcc: Add options for arch and tune on SPU.
10280 * config/spu/predicates.md: Add constant operands 0 and 1.
10281 * config/spu/spu-builtins.def: Add builtins for double precision
10282 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
10283 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
10285 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
10287 * config/spu/spu-protos.h: Add new function prototypes.
10288 * config/spu/spu.c (spu_override_options): Check options -march and
10290 (spu_comp_icode): Add comparison code for DFmode and vector mode.
10291 (spu_emit_branch_or_set): Use the new code for DFmode and vector
10293 (spu_const_from_int): New. Create a vector constant from 4 ints.
10294 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
10295 (spu_emit_vector_compare): New. Emit vector compare.
10296 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
10297 * config/spu/spu.h: Add options -march and -mtune. Define processor
10298 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
10299 CANONICALIZE_COMPARISON.
10300 * config/spu/spu.md: Add new insns for double precision compare
10301 and double precision vector compare. Add vcond and smax/smin patterns
10302 to enable DFmode vector conditional expression.
10303 * config/spu/spu.opt: Add options -march and -mtune.
10304 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
10305 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
10306 both CELL and CELLEDP targets: spu_testsv.
10307 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
10310 2007-07-13 Richard Guenther <rguenther@suse.de>
10312 PR tree-optimization/32721
10313 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
10314 TREE_THIS_VOLATILE on the folded reference.
10315 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
10316 if the array reference has TREE_THIS_VOLATILE set.
10318 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
10321 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
10323 2007-07-13 Andreas Schwab <schwab@suse.de>
10325 * gengtype-lex.l: Allow declarations to be indented.
10327 2007-07-12 Geoffrey Keating <geoffk@apple.com>
10329 * ginclude/tgmath.h: New.
10330 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
10331 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
10332 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
10333 * configure: Regenerate.
10335 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
10337 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
10338 correct index when setting register save state for xd
10341 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
10343 * config/sh/sh.c (mark_use): Remove.
10345 2007-07-12 Paul Brook <paul@codesourcery.com>
10347 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
10348 reg does not overlap return value.
10350 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
10352 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
10353 (set_expression_vuses): Ditto.
10354 (init_pre): Initialize expression_vuses.
10356 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10358 * config/i386/sse.md (storentdf, storentsf): New.
10360 2007-07-12 Geoffrey Keating <geoffk@apple.com>
10362 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
10364 * tree.c (build_decl_stat): Move code from here...
10365 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
10366 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
10367 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
10368 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
10369 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
10372 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
10373 Devang Patel <dpatel@apple.com>
10375 PR tree-optimization/25413
10376 * targhooks.c (default_builtin_vector_alignment_reachable): New.
10377 * targhooks.h (default_builtin_vector_alignment_reachable): New.
10378 * tree.h (contains_packed_reference): New.
10379 * expr.c (contains_packed_reference): New.
10380 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
10381 (vect_enhance_data_refs_alignment): Call
10382 vector_alignment_reachable_p.
10383 * target.h (vector_alignment_reachable): New builtin.
10384 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
10385 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
10386 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
10388 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
10390 * target.h (builtin_vectorization_cost): Add new target builtin.
10391 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
10392 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
10393 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
10394 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
10395 uninitialized variables.
10396 * tree-vect-transform.c (cost_for_stmt): New function.
10397 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
10398 using cost 1 for all scalar stmts. Be less conservative when
10399 estimating the number of prologue/epulogue iterations. Call
10400 targetm.vectorize.builtin_vectorization_cost. Return
10401 min_profitable_iters-1.
10402 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
10403 initialization cost instead of TARG_VEC_STMT_COST. Use
10404 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
10405 epilogue code. Fix epilogue cost computation.
10406 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
10407 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
10408 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
10409 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
10410 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
10411 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
10413 2007-07-12 Richard Guenther <rguenther@suse.de>
10415 * gimplify.c (gimplify_conversion): Make sure that the result
10416 from maybe_fold_offset_to_reference is trivially convertible
10417 to the desired type before doing the simplification.
10418 (gimplify_expr): Likewise.
10419 * fold-const.c (fold_binary): Use the correct types for
10420 building the simplified expression.
10422 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10424 PR rtl-optimization/32729
10425 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
10426 that fallthru to exit.
10428 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
10430 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
10431 (symDTPOFF2reg): Likewise.
10433 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
10435 PR tree-optimization/32663
10437 * tree.h (VALUE_HANDLE_VUSES): Remove.
10438 (struct tree_value_handle): Remove vuses.
10440 * tree-vn.c (create_value_handle_for_expr): Don't set
10441 VALUE_HANDLE_VUSES.
10443 * tree-ssa-pre.c (expression_vuses): New.
10444 (alloc_expression_id): Set up expression_vuses.
10445 (get_expression_vuses): New.
10446 (set_expression_vuses): Ditto.
10447 (clear_expression_ids): Modify for expression_vuses.
10448 (phi_translate_1): Ditto.
10449 (phi_translate_set): Ditto.
10450 (value_dies_in_block_x): Ditto
10451 (valid_in_sets): Ditto.
10452 (add_to_sets): Ditto.
10453 (find_existing_value_expr): Ditto.
10454 (create_value_handle_for_expr): Ditto.
10455 (make_values_for_stmt): Ditto.
10456 (vuse_equiv): Remove.
10458 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
10460 * Makefile.in (mostlyclean): Remove object files.
10462 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
10464 * toplev.c (no_new_pseudos): Deleted.
10465 * rtl.h (no_new_pseudos): Deleted.
10466 * tree-pass.h (pass_no_new_pseudos): Deleted.
10467 * passes.c (pass_no_new_pseudos): Deleted.
10468 * final.c (rest_of_clean_state): Removed no_new_pseudos.
10469 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
10470 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
10472 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
10473 * rtlhooks.c (gen_lowpart_general): Ditto.
10474 * optabs.c (prepare_operand): Ditto.
10475 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
10477 * modulo-sched.c (rest_of_handle_sms): Ditto.
10478 * see.c (rest_of_handle_see): Ditto.
10479 * ifcvt.c (if_convert): Ditto.
10480 (gate_handle_if_after_combine): Replaced no_new_pseudos with
10482 * init-regs.c (gate_initialize_regs): Deleted set of
10484 * lower-subreg.c (decompose_multiword_subregs): Ditto.
10485 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
10486 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
10488 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
10491 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
10492 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
10493 (*vec_extractv2di_1_rex64): New insn pattern.
10495 2007-07-11 David Daney <ddaney@avtrex.com>
10497 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
10498 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
10499 for SIGNAL_UNWIND_RETURN_COLUMN.
10500 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
10501 (DWARF_FRAME_REGNUM): Rewrite.
10502 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
10504 2007-07-11 Nick Clifton <nickc@redhat.com>
10506 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
10507 delta and use gen_int_mode in place of GET_INT instead.
10509 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
10511 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
10514 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
10516 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
10517 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
10519 * params.h (VERIFY_CANONICAL_TYPES): Remove.
10520 (USE_CANONICAL_TYPES): New.
10521 * doc/invoke.texi (verify-canonical-types): Remove.
10522 (use-canonical-types): Add.
10524 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
10526 * config/spu/spu.c (spu_optimization_options): Remove setting of
10527 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
10528 (spu_override_options): Move it here.
10530 2007-07-11 Richard Sandiford <richard@codesourcery.com>
10532 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
10533 * config/mips/mips.c (mips_cpu_info_table): Mention
10534 MIPS_ISA_LEVEL_SPEC in the comment.
10536 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
10538 PR tree-optimization/32713
10539 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
10541 2007-07-11 Paolo Carlini <pcarlini@suse.de>
10543 PR middle-end/30482
10544 * c-opts.c (c_common_post_options): Do not change flag_complex_method
10545 conditional to flag_isoc99.
10546 (c_common_init_options): Do it here, unconditionally.
10548 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
10550 PR tree-optimization/32589
10551 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
10552 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
10553 * tree-ssa-propagate.c (valid_gimple_expression_p): New
10554 predicate, extracted from...
10555 (set_rhs): ...here. Call it for the expression on entry.
10556 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
10557 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
10558 (simplify_binary_expression): Use valid_gimple_expression_p
10559 to validate the simplification.
10560 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
10562 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
10564 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
10565 DWARF2_DEBUG on 32 bit target too.
10566 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
10568 2007-07-11 Nick Clifton <nickc@redhat.com>
10570 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
10571 version for 64-bit hosts.
10573 2007-07-10 David Daney <ddaney@avtrex.com>
10575 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
10577 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
10579 * config/mips/mips.c (mips_expand_synci_loop): New function.
10580 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
10581 (UNSPEC_RDHWR): Same.
10582 (UNSPEC_SYNCI): Same.
10583 (UNSPEC_SYNC): Same.
10584 (clear_cache): New expand.
10588 (clear_hazard): Same.
10589 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
10591 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
10592 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
10594 2007-07-10 Ian Lance Taylor <iant@google.com>
10596 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
10599 2007-07-10 David Daney <ddaney@avtrex.com>
10601 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
10602 * builtins.c (expand_builtin___clear_cache): New function.
10603 (expand_builtin): Call expand_builtin___clear_cache for
10604 BUILT_IN_CLEAR_CACHE case.
10605 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
10606 * doc/md.texi (clear_cache): Document new instruction pattern.
10607 * testsuite/gcc.dg/builtins-64.c: New test.
10609 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
10611 * config/cris/cris.md ("movsi"): Fix typo in last change.
10613 2007-07-09 Geoffrey Keating <geoffk@apple.com>
10616 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
10618 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
10619 * varasm.c (assemble_start_function): Honor DECL_ALIGN
10620 for FUNCTION_DECLs. Don't use align_functions_log if
10622 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
10623 even for FUNCTION_DECLs.
10624 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
10626 * tree.h (DECL_ALIGN): Update for new location of 'align'.
10627 (DECL_FUNCTION_CODE): Update for new location and name of
10629 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
10630 (struct tree_decl_common): Move 'align' and 'off_align' out
10631 of union, ensure they're still on a 32-bit boundary. Remove
10632 other fields in union 'u1'.
10633 (struct tree_function_decl): Add field 'function_code' replacing
10634 'u1.f' in tree_decl_common.
10635 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
10636 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
10637 (Variable Attributes): Cross-reference 'aligned' attribute
10638 to Function Attributes.
10639 * flags.h (force_align_functions_log): Delete.
10640 * toplev.c (force_align_functions_log): Delete.
10642 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
10645 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
10646 (*vec_concatv2di_rex): New insn pattern.
10648 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10651 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
10653 2007-07-10 Ian Lance Taylor <iant@google.com>
10655 Replace no_new_pseudos in backends.
10656 * rtl.h (can_create_pseudo_p): Define.
10657 * config/darwin.c (machopic_indirect_data_reference): Use
10658 can_create_pseudo_p () instead of no_new_pseudos.
10659 (machopic_indirect_data_reference): Likewise.
10660 (machopic_legitimize_pic_address): Likewise.
10661 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
10662 (alpha_emit_set_const_1): Likewise.
10663 (alpha_emit_set_const): Likewise.
10664 (alpha_emit_conditional_move): Likewise.
10665 (alpha_split_conditional_move): Likewise.
10666 * config/alpha/alpha.md (various splitters): Likewise.
10668 * config/arm/arm.c (legitimize_pic_address): Likewise.
10669 (arm_load_pic_register): Likewise.
10670 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
10671 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
10672 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
10673 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
10674 * config/cris/cris.md (movsi): Likewise.
10675 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
10676 (symGOTOFF2reg_hilo): Likewise.
10677 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
10678 * config/h8300/h8300.md (insv, extzv): Likewise.
10679 * config/i386/i386.c (ix86_expand_move): Likewise.
10680 (ix86_expand_vector_move): Likewise.
10681 (ix86_prepare_fp_compare_args): Likewise.
10682 (ix86_expand_carry_flag_compare): Likewise.
10683 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
10684 (tls_dynamic_gnu2_combine_32): Likewise.
10685 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
10686 * config/ia64/ia64.c (ia64_expand_move): Likewise.
10687 (ia64_expand_movxf_movrf): Likewise.
10688 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
10689 (m32c_split_move): Likewise.
10690 (m32c_expand_insv): Likewise.
10691 * config/m68k/m68k.md (movsi): Likewise.
10692 * config/mips/mips.c (mips_force_temporary): Likewise.
10693 (mips_split_symbol): Likewise.
10694 (mips_move_integer): Likewise.
10695 (mips_legitimize_const_move): Likewise.
10696 * config/mn10300/mn10300.md (movsi): Likewise.
10697 * config/pa/pa.c (emit_move_sequence): Likewise.
10698 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
10699 (rs6000_got_register): Likewise.
10700 (create_TOC_reference): Likewise.
10701 (rs6000_machopic_legitimize_pic_address): Likewise.
10702 * config/rs6000/rs6000.md (add<mode>3): Likewise.
10703 (various splitters): Likewise.
10704 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
10705 (movsi_got): Likewise.
10706 * config/s390/s390.c (emit_symbolic_move): Likewise.
10707 * config/s390/s390.md (movhi, movqi): Likewise.
10708 (load_multiple, store_multiple): Likewise.
10709 * config/score/score.c (score_force_temporary): Likewise.
10710 * config/sh/sh.c (prepare_move_operands): Likewise.
10711 (prepare_cbranch_operands): Likewise.
10712 (emit_fpu_switch): Likewise.
10713 (fpscr_set_from_mem): Likewise.
10714 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
10715 (adddi3, subsi3): Likewise.
10716 (various splitters): Likewise.
10717 (divsi_inv_fp_combine): Likewise.
10718 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
10719 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
10721 * config/sh/predicates.md (xor_operand): Likewise.
10722 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
10723 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
10724 (movdi_pic_label_ref): Likewise.
10725 * config/spu/spu.c (spu_split_immediate): Likewise.
10726 * config/alpha/alpha.md (various splitters): Remove test
10727 !no_new_pseudos || reload_completed.
10728 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
10730 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
10731 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
10732 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
10733 * config/score/score.c (th_output_mi_thunk): Likewise.
10734 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
10735 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
10737 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
10739 PR rtl-optimization/32664
10740 * mode-switching.c (create_pre_exit): Skip barrier insns.
10742 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
10744 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
10745 force_gimple_operand_bsi.
10746 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
10747 rewrite_use_compare): Ditto.
10748 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
10750 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
10751 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
10752 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
10753 * tree-profile.c (prepare_instrumented_value,
10754 tree_gen_interval_profiler, tree_gen_pow2_profiler,
10755 tree_gen_one_value_profiler, tree_gen_ic_profiler,
10756 tree_gen_ic_func_profiler, tree_gen_average_profiler,
10757 tree_gen_ior_profiler): Ditto.
10758 * tree-ssa-reassoc.c (negate_value): Ditto.
10759 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
10760 Use force_gimple_operand_bsi.
10761 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
10762 * tree-if-conv.c (add_to_dst_predicate_list,
10763 find_phi_replacement_condition): Ditto.
10764 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
10765 Call mark_symbols_for_renaming for new statements.
10766 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
10768 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
10770 * cfghooks.c (remove_edge): New function.
10771 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
10773 * cfghooks.h (remove_edge): Declare.
10774 * cfg.c (remove_edge): Renamed to remove_edge_raw.
10775 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
10777 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
10779 * optabs.h: Added declaration for signbit_optab.
10780 * optabs.c: (init_optabs): Added initialization for signbit_optab.
10781 * genoptinit.c (optabs): Added entry for signbit insns.
10782 * builtins.c (expand_builtin_signbit): Added code to use a signbit
10783 insn, if available.
10784 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
10785 * config/s390/s390.md (signbit<mode>2): New expander.
10787 2007-07-09 Richard Guenther <rguenther@suse.de>
10789 PR middle-end/32698
10790 * fold-const.c (fold_plusminus_mult_expr): Move constant
10791 arguments second to allow decomposing.
10793 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
10796 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
10798 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
10799 Disregard DECL_FROM_INLINE.
10801 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
10804 * doc/invoke.texi: Add ftree-reassoc flag.
10805 * common.opt (ftree-reassoc): New flag.
10806 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
10807 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
10809 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
10811 PR tree-optimization/32681
10812 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
10813 saved in second_edge->aux when first_bb is a loop header.
10815 2007-07-09 Jan HUbicka <jh@suse.cz>
10817 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
10819 2007-07-09 Richard Guenther <rguenther@suse.de>
10821 * c-decl.c (start_function): Do not promote return type.
10823 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
10825 * function.c (do_warn_unused_parameter): Do not warn if
10826 TREE_NO_WARNING is set.
10828 2007-07-08 Andreas Schwab <schwab@suse.de>
10830 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
10832 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
10835 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
10837 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
10838 apply to assembly language, too.
10839 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
10841 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
10843 Revert (note the sccvn portions are *not* reverted)
10844 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
10846 Fix PR tree-optimization/23488
10848 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
10850 * tree-flow-inline.h (get_value_handle): Ditto.
10851 * tree-ssa-pre.c (decl_vh_map): New.
10852 (decl_node_pool): New.
10853 (can_value_number_operation): Support DECL_P.
10854 (can_PRE_operation): Ditto.
10855 (create_expression_by_pieces): Ditto.
10856 (find_existing_value_expr): Modify to differnetiate between
10857 addressing and top level.
10858 (create_value_handle_for_expr): Handle DECL's.
10859 (poolify_tree): Ditto.
10860 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
10861 (make_values_for_stmt): Handle DECL's properly.
10862 (init_pre): Reorg to not init useless things during FRE.
10864 * tree-flow.h: Include pointer-set.h.
10865 (decl_vh_map): Declare.
10866 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
10868 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
10870 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
10871 the constraint description.
10872 * doc/md.texi: Update documentation of AVR constraints.
10874 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
10876 * auto-inc-dec.c, config/arm/arm.c,
10877 config/m32r/constraints.md, config/mips/mips.md,
10878 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
10879 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
10880 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
10881 typos. Follow spelling conventions.
10882 * doc/invoke.texi, doc/rtl.texi: Fix typos.
10884 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
10885 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
10887 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
10888 realloc_vuse): Remove.
10889 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
10892 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
10894 Fix PR tree-optimization/23488
10896 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
10897 (try_to_simplify): Ditto.
10898 (visit_use): Ditto.
10899 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
10901 * tree-flow-inline.h (get_value_handle): Ditto.
10902 * tree-ssa-pre.c (decl_vh_map): New.
10903 (decl_node_pool): New.
10904 (can_value_number_operation): Support DECL_P.
10905 (can_PRE_operation): Ditto.
10906 (create_expression_by_pieces): Ditto.
10907 (find_existing_value_expr): Modify to differnetiate between
10908 addressing and top level.
10909 (create_value_handle_for_expr): Handle DECL's.
10910 (poolify_tree): Ditto.
10911 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
10912 (make_values_for_stmt): Handle DECL's properly.
10913 (init_pre): Reorg to not init useless things during FRE.
10915 * tree-flow.h: Include pointer-set.h.
10916 (decl_vh_map): Declare.
10917 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
10919 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
10921 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
10922 apply to assembly language, too.
10923 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
10925 2007-07-06 Ian Lance Taylor <iant@google.com>
10926 Zack Weinberg <zackw@panix.com>
10928 PR middle-end/32441
10929 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
10931 2007-07-06 Richard Sandiford <richard@codesourcery.com>
10933 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
10934 (prefetch): Likewise if "pref" would be used.
10936 2007-07-06 Josh Conner <jconner@apple.com>
10938 PR middle-end/32602
10939 PR middle-end/32603
10940 * calls.c (store_one_arg): Handle arguments which are partially
10941 on the stack when detecting argument overlap.
10943 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
10945 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
10946 chosen during find_reloads.
10948 2007-07-06 Richard Guenther <rguenther@suse.de>
10950 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
10951 TYPE_ARG_TYPES for verification of argument types. Use
10952 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
10953 parameters as variable arguments.
10955 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
10957 * libgcc2.h (word_type): Type definition removed.
10958 (cmp_return_type, shift_count_type): Type definitions added.
10959 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
10960 replaced with shift_count_type.
10961 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
10963 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
10964 changed from word_type to Wtype.
10965 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
10966 replaced with shift_count_type.
10967 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
10969 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
10970 and libgcc_shift_count attribute added.
10971 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
10972 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
10973 (TARGET_INITIALIZER): New target hooks added.
10974 * targhooks.c (default_libgcc_cmp_return_mode,
10975 default_libgcc_shift_count_mode): Default implementations for the new
10976 target hooks added.
10977 * targhooks.h (default_libgcc_cmp_return_mode,
10978 default_libgcc_shift_count_mode): Function prototypes added.
10979 * target.h (struct gcc_target): Fields for the new target hooks added.
10980 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
10982 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
10985 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
10986 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
10988 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
10989 s390_libgcc_shift_count_mode): Functions added.
10990 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
10991 Target hooks defined.
10993 2007-07-06 Richard Sandiford <richard@codesourcery.com>
10995 * config/mips/mips.c (compute_frame_size): Restore the original
10996 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
10997 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
10998 Document why the difference is needed.
11000 2007-07-06 Richard Guenther <rguenther@suse.de>
11002 * c-common.c (boolean_increment): Use correctly typed
11005 2007-07-06 Richard Sandiford <richard@codesourcery.com>
11007 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
11008 the topmost argument register is not also included in the save mask.
11009 (mips16e_collect_argument_save_p): Take a pointer to the argument
11010 register, rather than a pointer to the number of arguments.
11011 (mips16e_collect_argument_saves): Only include argument saves
11012 that aren't in the register mask.
11014 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
11016 PR rtl-optimization/32450
11017 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
11018 to ensure that instructions are not moved into the prologue when
11019 profiling is on. Remove unused prologue_end variable.
11020 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
11021 as a scheduling barrier.
11023 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
11026 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
11027 Disregard DECL_FROM_INLINE.
11029 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
11031 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
11032 IORing with a constant.
11034 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
11036 PR rtl-optimization/32475
11037 * df-scan.c (df_def_record_1): Add a use of the stack pointer
11038 for every definition of the stack pointer.
11040 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
11042 * arm.c (vfp3_const_double_index): Copy signed results of
11043 REAL_VALUE_TO_INT into unsigned vars.
11045 2007-07-05 Richard Guenther <rguenther@suse.de>
11047 PR middle-end/32639
11048 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
11050 * tree-ssa.c (useless_type_conversion_p): Check canonical
11053 2007-07-05 Anatoly Sokolov <aesok@post.ru>
11055 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
11056 zero_extendhisi2): Change to define_insn_and_split.
11057 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
11059 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
11061 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
11062 pass_match_asm_constraints): New.
11063 * passes.c (init_optimization_passes): Add new pass.
11064 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
11065 * function.h (struct function): Add has_asm_statement bit.
11066 (current_function_has_asm_statement): New.
11067 * tree-pass.h (pass_match_asm_constraints): New.
11069 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
11071 * config/mips/mips.c (mips_file_start): Avoid declaration
11074 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
11076 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
11078 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
11080 * rtl.def (NOTE): Change print format string to print
11081 operand 5 as a note insn name.
11083 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
11084 David Ung <davidu@mips.com>
11086 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
11087 * doc/invoke.texi: (MIPS Options): Document them.
11089 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
11090 David Ung <davidu@mips.com>
11092 Add support for SmartMIPS ASE.
11094 * optabs.c (expand_binop_directly): New, broken out from...
11095 (expand_binop): Here. Make it try rotating in the other
11096 direction even when the second operand isn't constant.
11097 * config/mips/mips.md (*lwxs): New.
11098 * config/mips/mips.opt (msmartmips): New.
11099 * config/mips/mips.c (mips_lwxs_address_p): New.
11100 (mips_rtx_costs): Make it recognize scaled indexed addressing.
11101 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
11102 __mips_smartmips when compiling for TARGET_SMARTMIPS.
11103 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
11104 (ISA_HAS_LWXS): New.
11105 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
11106 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
11107 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
11108 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
11109 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
11110 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
11111 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
11113 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
11115 * tree-vectorizer.c (new_loop_vec_info): Initialize
11116 LOOP_VINFO_COST_MODEL_MIN_ITERS.
11117 * tree-vectorizer.h (_loop_vec_info): Added new filed
11118 min_profitable_iters.
11119 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
11120 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
11121 * tree-vect-analyze.c (vect_analyze_operations): Set
11122 LOOP_VINFO_COST_MODEL_MIN_ITERS.
11123 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
11124 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
11125 Fix calculation of peel_iters_prologue. Move consideration of epilogue
11126 and prologue cost to after they are computed.
11127 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
11128 TARG_VEC_STMT_COST.
11129 (vect_model_simple_cost): Takes additional argument dt. Consider cost
11130 of creating vectors from scalars according to dt.
11131 (vect_model_store_cost): Likewise.
11132 (vectorizable_call): Use dt array instead of scalar dt. Call
11133 vect_model_simple_cost with additional argument dt.
11134 (vectorizable_assignment): Likewise.
11135 (vectorizable_operation): Likewise.
11136 (vectorizable_type_demotion): Likewise.
11137 (vectorizable_type_promotion): Likewise.
11138 (vectorizable_store): Use dt array instead of scalar dt. Call
11139 vect_model_store_cost with additional argument dt.
11140 (vect_do_peeling_for_loop_bound): Don't call
11141 vect_estimate_min_profitable_iters. Instead, lookup
11142 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
11143 "may not be profitable".
11145 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
11148 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
11149 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
11150 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
11151 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
11153 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
11155 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
11156 addressing modes cheaper.
11158 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
11160 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
11161 (dw_ranges_struct): Rename block_num to num. Adjust.
11162 (dw_ranges_by_label_struct): New.
11163 (ranges_by_label, ranges_by_label_allocated,
11164 ranges_by_label_in_use): New variables.
11165 (add_ranges_num): Factored most of the code out of...
11166 (add_ranges): ... this one. Rewrite in terms of the former.
11167 (add_ranges_by_labels): New.
11168 (output_ranges): Output by-label ranges.
11169 (dwarf2out_finish): Output range for multiple-section
11170 compile_unit. Output standard DW_AT_low_pc in addition to
11171 unexpected DW_AT_entry_pc.
11173 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
11175 PR tree-optimization/32604
11176 PR tree-optimization/32606
11178 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
11179 (compute_antic_safe): Removed.
11180 (ANTIC_SAFE_LOADS): Ditto.
11181 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
11182 (execute_pre): Don't call compute_antic_safe.
11183 (vuse_equiv): New function.
11184 (make_values_for_stmt): Use it
11185 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
11188 2007-07-04 Anatoly Sokolov <aesok@post.ru>
11191 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
11192 rather than a decl.
11193 (avr_attribute_table): Make "naked" attribute apply to function types
11194 rather than to decls.
11195 (avr_handle_fntype_attribute): New function.
11197 2007-07-04 Joseph Myers <joseph@codesourcery.com>
11199 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
11202 2007-07-04 David Ung <davidu@mips.com>
11203 Joseph Myers <joseph@codesourcery.com>
11205 * config/mips/mips.md (type): Add logical, signext and move.
11206 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
11207 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
11208 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
11209 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
11210 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
11211 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
11212 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
11213 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
11214 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
11215 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
11216 movv2sf_hardfloat_64bit): Use the new types.
11217 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
11218 *movdf_softfloat, *movdf_mips16): Use "multi".
11219 (extendqihi2): Replace with a define_expand.
11220 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
11221 Based on extend<SHORT:mode><GPR:mode>2 patterns.
11222 * config/mips/74k.md (r74k_int_logical): New reservation and
11224 (r74k_int_arith): Remove "slt".
11225 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
11226 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
11227 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
11228 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
11229 reservations for "arith".
11231 2007-07-04 Richard Guenther <rguenther@suse.de>
11233 * tree-ssa.c (useless_type_conversion_p): Add handling for
11234 scalar float and vector types. Only call the types_compatible_p
11235 langhook for aggregate types as last resort. Follow the
11238 2007-07-04 Richard Guenther <rguenther@suse.de>
11240 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
11241 the same as NOP_EXPR.
11243 2007-07-04 Nick Clifton <nickc@redhat.com>
11245 * target.h (struct gcc_target): Add target_help field.
11246 * target-def.h (TARGET_HELP): New.
11247 (TARGET_INITIALIZER): Use TARGET_HELP.
11248 * opts.c (command_handle_option): Invoke target_help function, if
11249 defined, when the user has specified --target-help on the command
11251 * doc/invoke.texi: Mention that --target-help might print
11252 additional information.
11253 * doc/tm.texi: Document TARGET_HELP hook.
11255 * arm.c (TARGET_HELP): Override default definition.
11256 (arm_target_help): New - display a wrapped list of cores and
11257 architectures supported.
11259 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
11261 * config/v850/v850.c (expand_prologue): Make sure
11262 GEN_INT() argument is sign extended rather than zero extended.
11263 (expand_epilogue): Likewise.
11264 (output_move_double): Delete.
11265 * config/v850/v850-protos.h (output_move_double): Delete.
11266 * config/v850/v850.md (movdi): Delete.
11267 (*movdi_internal): Delete.
11269 (*movdf_internal): Delete.
11271 2007-07-04 Richard Sandiford <richard@codesourcery.com>
11273 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
11274 unless compiling RTP PIC.
11276 2007-07-04 Richard Guenther <rguenther@suse.de>
11278 PR tree-optimization/32482
11279 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
11280 original ssa name if we didn't find a shift expression.
11281 Fix shift constant for bit zero test.
11283 2007-07-04 Richard Sandiford <richard@codesourcery.com>
11285 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
11287 2007-07-04 Richard Sandiford <richard@codesourcery.com>
11289 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
11290 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
11291 * config/arm/vxworks.h (ASM_SPEC): Delete.
11292 (SUBTARGET_EXTRA_ASM_SPEC): Define.
11294 2007-07-04 Sebastian Pop <sebpop@gmail.com>
11296 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
11297 (DDR_REVERSED_P): New.
11298 * tree-data-ref.c (initialize_data_dependence_relation,
11299 build_classic_dist_vector): Set DDR_REVERSED_P.
11301 2007-07-04 Sebastian Pop <sebpop@gmail.com>
11303 PR middle-end/32457
11304 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
11305 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
11306 init_omega_for_ddr_1): Use non conservative number of iterations
11308 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
11309 (analyze_siv_subscript): Remove FIXME and reinitialization of
11310 last_conflicts to chrec_dont_know.
11311 * testsuite/gfortran.dg/vect/pr32457.f90: New.
11313 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
11315 * tree.c (maybe_canonicalize_argtypes): Improve description.
11317 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
11319 * tree.c (maybe_canonicalize_argtypes): New.
11320 (build_function_type): Set canonical type.
11321 (build_method_type_directly): Ditto.
11322 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
11325 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11327 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
11329 (rewrite_use_nonlinear_expr): Likewise.
11331 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
11333 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
11335 2007-07-04 Ben Elliston <bje@au.ibm.com>
11337 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
11340 * c-objc-common.c (c_types_compatible_p): Fix indentation.
11342 * doc/tm.texi (Run-time Target): Capitalise "CPU".
11343 (Exception Handling): Likewise.
11345 2007-07-03 Jan Hubicka <jh@suse.cz>
11347 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
11349 2007-07-03 Eric Christopher <echristo@apple.com>
11351 * doc/cppopts.texi: Add conflicting option note to -dM.
11352 * doc/invoke.texi: Add note about possible conflicts with
11353 -E for -dCHARS and note that -dM will not produce
11354 any results if there is no machine dependent reorg.
11356 2007-07-03 Geoffrey Keating <geoffk@apple.com>
11358 * tree.h (DECL_ALIGN): Back out previous change.
11360 2007-07-03 Joseph Myers <joseph@codesourcery.com>
11362 * configure.ac: Test for .dtprelword support on MIPS.
11363 * configure, config.in: Regenerate.
11364 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
11365 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
11367 2007-07-03 Julian Brown <julian@codesourcery.com>
11369 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
11370 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
11371 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
11372 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
11374 (all_fpus): Add FPUTYPE_VFP3.
11375 (fp_model_for_fpu): Add VFPv3 field.
11376 (arm_rtx_costs_1): Give cost to VFPv3 constants.
11377 (vfp3_const_double_index): New function. Return integer index of
11378 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
11380 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
11381 and argument represents a valid RTX for a VFPv3 constant.
11382 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
11384 (vfp_emit_fstmd): Similar, for fstmd.
11385 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
11386 constants, represented as integer indices.
11387 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
11388 VFP_REGNO_OK_FOR_DOUBLE macros.
11389 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
11390 (arm_file_start): Set float-abi attribute for VFPv3, and output
11391 correct ".fpu" assembler directive.
11392 (arm_dbx_register_numbering): Add FIXME.
11393 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
11394 (fputype): Add FPUTYPE_VFP3.
11395 (FIXED_REGISTERS): Add 32 registers for D16-D31.
11396 (CALL_USED_REGISTERS): Likewise.
11397 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
11398 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
11399 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
11400 (D7_VFP_REGNUM): New.
11401 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
11402 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
11403 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
11404 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
11405 (REG_ALLOC_ORDER): Adjust for VFPv3.
11406 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
11407 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
11408 VFP_LO_REGS, VFP_HI_REGS.
11409 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
11410 (IS_VFP_CLASS): Define macro.
11411 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
11413 (REGISTER_MOVE_COST): Likewise.
11414 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
11415 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
11416 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
11417 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
11418 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
11419 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
11420 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
11421 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
11422 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
11423 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
11424 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
11425 where appropriate for single-word registers.
11426 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
11427 As above. Fix type attributes.
11428 * config/arm/constraints.md (register_contraint "t"): Define.
11429 (register_constraint "w"): Change to D0-D15, or D0-D31 for
11431 (register_constraint "x"): Define.
11432 (constraint "Dv"): Define.
11434 2007-07-03 Geoffrey Keating <geoffk@apple.com>
11436 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
11438 2007-07-03 Tom Tromey <tromey@redhat.com>
11440 * c-parser.c (objc_pq_context): Removed.
11441 (objc_need_raw_identifier): Likewise.
11442 (c_parser) <objc_pq_context>: New field.
11443 <objc_need_raw_identifier>: Likewise.
11444 (OBJC_NEED_RAW_IDENTIFIER): Removed.
11445 (c_lex_one_token): Update.
11446 (c_parser_objc_protocol_definition): Update.
11447 (c_parser_objc_method_definition): Update.
11448 (c_parser_objc_methodproto): Update.
11449 (c_parser_declspecs): Update.
11451 2007-07-03 David Ung <davidu@mips.com>
11453 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
11455 2007-07-03 David Ung <davidu@mips.com>
11456 Richard Sandiford <richard@codesourcery.com>
11458 * doc/invoke.texi: Document -march=74kf3_2.
11459 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
11460 (TUNE_74K): Check for it.
11461 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
11462 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
11463 * config/mips/mips.md (cpu): Add 74kf3_2.
11464 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
11465 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
11466 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
11467 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
11468 74kf3_2 to the CPU list.
11469 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
11470 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
11471 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
11472 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
11473 (r74kf3_2_fxfer_from_c1): New insn reservations.
11475 2007-07-03 Richard Sandiford <richard@codesourcery.com>
11476 David Ung <davidu@mips.com>
11478 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
11479 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
11480 and 74k[fx]. Document aliases for the new options.
11481 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
11482 (PROCESSOR_24KF2_1): ...this.
11483 (PROCESSOR_24KX): Rename to...
11484 (PROCESSOR_24KF1_1): ...this.
11485 (PROCESSOR_74KF): Rename to...
11486 (PROCESSOR_74KF2_1): ...this.
11487 (PROCESSOR_74KX): Rename to...
11488 (PROCESSOR_74KF1_1): ...this.
11489 (TUNE_74K): Update PROCESSOR_* names.
11490 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
11491 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
11492 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
11493 (mips_rtx_cost_data): Update processor names in comments.
11494 (mips_issue_rate): Update PROCESSOR_* names.
11495 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
11496 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
11497 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
11498 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
11499 Update cpu attribute names.
11500 (r24k_fpu_iss): Rename this reservation to...
11501 (r24kf2_1_fpu_iss): ...this and update all uses.
11502 (r24kx_fpu_iss): Rename this reservation to...
11503 (r24kf1_1_fpu_iss): ...this and update all uses.
11504 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
11505 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
11506 Update cpu attribute names.
11508 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
11510 * config/m32r/constraints.md: New file.
11511 * config/m32r/m32r.c: Include tm-constrs.h.
11512 (small_data_operand): Use satisfies_constraint_* instead of macro.
11513 (addr24_operand, gen_compare): Likewise.
11514 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
11515 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
11516 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
11517 EXTRA_CONSTRAINT): Likewise.
11518 * config/m32r/m32r.md: Include constraints.md.
11519 (*movsi_insn): Use satisfies_constraint_* instead of macro.
11520 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
11521 * config/m32r/predicates.md (conditional_move_operand): Likewise.
11522 (two_insn_const_operand, int8_operand, uint16_operand,
11523 reg_or_int16_operand, reg_or_uint16_operand,
11524 reg_or_cmp_int16_operand, cmp_int16_operand,
11525 seth_add3_operand): Likewise.
11527 2007-07-03 Eric Christopher <echristo@gmail.com>
11529 * libgcc2.h: Conditionally declare __bswapsi2 and
11532 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
11534 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
11537 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11540 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
11541 (__gthrw_pragma): Provide default definition.
11542 (__gthrw2): Use it.
11543 * gthr-posix.c (__gthrw_pragma): Define.
11545 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
11547 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
11548 before declaring inequality.
11550 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
11552 * combine.c (recog_for_combine): Log the success or failure of
11553 matching new insn patterns against the machine description in
11556 2007-07-03 Revital Eres <eres@il.ibm.com>
11558 * ddg.c (print_sccs): New function.
11559 (check_sccs): New function.
11560 (create_ddg_all_sccs): Use it.
11561 * ddg.h (print_sccs): Declare.
11562 * modulo-sched.c (sms_order_nodes): Call print_sccs.
11564 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
11566 * targhooks.h (default_mode_for_suffix): New function declaration.
11567 * targhooks.c (default_mode_for_suffix): New default target hook.
11568 * target.h (struct c): New structure in the targetm struct.
11569 (mode_for_suffix): New target hook as part of struct c.
11570 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
11571 default_mode_for_suffix.
11572 (TARGET_C): New define.
11573 * c-lex.c: Include "target.h".
11574 (interpret_float): Use targetm.c.mode_for_suffix to determine
11575 the mode for a given non-standard suffix.
11576 Makefile.in (c-lex.o): Depend on $(TARGET_H).
11578 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
11579 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
11581 * doc/extend.texi (Floating Types): New node. Document __float80 and
11582 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
11584 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
11587 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
11588 predicate instead of target_operand.
11589 (divsi3_i1_media, divsi3_media_2): Likewise.
11591 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
11593 * tree.h (alias_sets_might_conflict_p): Rename into
11594 alias_sets_must_conflict_p.
11595 * alias.c (alias_sets_might_conflict_p): Likewise.
11596 (alias_sets_conflict_p): Use it.
11597 (objects_must_conflict_p): Likewise.
11598 * c-common.c (strict_aliasing_warning): Adjust.
11600 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
11602 * rtlhooks.c (gen_lowpart_if_possible): Check for
11603 invalid subreg before calling gen_lowpart_SUBREG.
11605 2007-07-02 Geoffrey Keating <geoffk@apple.com>
11607 * config/darwin9.h: Add copyright notice.
11608 (LINK_COMMAND_SPEC): Add comment.
11609 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
11610 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
11611 DARWIN_LIBSYSTEM_HAS_UNWIND.
11613 2007-07-02 Jakub Jelinek <jakub@redhat.com>
11616 * omp-low.c (check_combined_parallel): New function.
11617 (lower_omp_parallel): Call it via walk_stmts, set
11618 OMP_PARALLEL_COMBINED if appropriate.
11619 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
11620 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
11621 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
11622 don't consider it as combined parallel.
11624 2007-07-02 Richard Sandiford <richard@codesourcery.com>
11626 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
11627 (gcc_tooldir): Likewise.
11628 * configure: Regenerate.
11629 * Makefile.in (libsubdir_to_prefix): New variable, based on the
11630 old configure.ac gcc_tooldir setting.
11631 (prefix_to_exec_prefix): New variable.
11632 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
11633 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
11635 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
11637 Fix PR tree-optimization/32583
11638 Fix PR tree-optimization/32584
11639 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
11640 (phi_translate_set): Use phi_translate directly now.
11641 (make_values_for_stmt): Don't value number RHS if we already know
11644 2007-07-02 Steve Ellcey <sje@cup.hp.com>
11645 Jim Wilson <wilson@specifix.com>
11648 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
11651 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
11652 Richard Sandiford <richard@codesourcery.com>
11653 Nigel Stephens <nigel@mips.com>
11655 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
11656 (mips16e_output_save_restore): Declare.
11657 (mips16e_save_restore_pattern_p): Likewise.
11658 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
11659 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
11660 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
11661 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
11662 (BITSET_P): New global macro, extracted from...
11663 (mips_for_each_saved_reg): ...here.
11664 (mips16e_save_restore_info): New struct.
11665 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
11666 (mips16e_save_restore_regs): New variable.
11667 (mips_split_plus, mips16e_find_first_register): New functions.
11668 (mips16e_mask_registers): New function.
11669 (compute_frame_size): Expand the commentary before the function.
11670 Enforce the MIPS16e save and restore register range restrictions.
11671 Pad the general register save area at the low end.
11672 (mips16e_save_restore_reg, mips16e_build_save_restore)
11673 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
11674 (mips16e_output_save_restore, mips16e_collect_propagate_value)
11675 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
11677 (mips_expand_prologue, mips_expand_epilogue): Handle
11678 GENERATE_MIPS16E_SAVE_RESTORE.
11679 * config/mips/mips.md (*mips16e_save_restore): New pattern.
11681 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
11683 PR tree-optimization/31966
11684 PR tree-optimization/32533
11685 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
11686 "basic_block" description as its third argument. Update function
11687 calls to get destination bb from "edge" argument. Save "cond" into
11688 aux field of the edge. Update prototype for changed arguments.
11689 (if_convertible_loop_p): Clear aux field of incoming edges if bb
11691 (find_phi_replacement_condition): Operate on incoming edges, not
11692 on predecessor blocks. If there is a condition saved in the
11693 incoming edge aux field, AND it with incoming bb predicate.
11694 Return source bb of the first edge.
11695 (clean_predicate_lists): Clean aux field of outgoing node edges.
11696 (tree_if_conversion): Do not initialize cond variable. Move
11697 variable declaration into the loop.
11698 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
11699 initializations of new_stmt, arg0 and arg1 variables.
11701 2007-07-02 Jakub Jelinek <jakub@redhat.com>
11703 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
11704 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
11706 2007-07-02 Richard Guenther <rguenther@suse.de>
11708 * tree-ssa.c (useless_type_conversion_p): Document
11709 future intent as defining the middle-end type system.
11710 Re-structure to call langhook last, group by type class,
11711 mark questionable parts.
11713 2007-07-02 Richard Guenther <rguenther@suse.de>
11715 * tree-flow.h (types_compatible_p): Declare.
11716 * tree-ssa.c (types_compatible_p): New function.
11717 * ipa-type-escape.c (discover_unique_type): Use
11718 types_compatible_p instead of lang_hooks.types_compatible_p.
11719 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
11720 * tree-vn.c (expressions_equal_p): Likewise.
11721 * tree.c (fields_compatible_p): Likewise.
11722 * tree-ssa-dom.c (avail_expr_eq): Likewise.
11723 (cprop_operand): Use useless_type_conversion_p instead of
11724 lang_hooks.types_compatible_p.
11725 * tree-inline.c (setup_one_parameter): Likewise.
11726 (declare_return_variable): Likewise.
11727 * tree-nrv.c (tree_nrv): Likewise.
11728 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
11729 (maybe_fold_offset_to_component_ref): Likewise.
11730 (maybe_fold_offset_to_reference): Likewise.
11731 * tree-ssa-copy.c (may_propagate_copy): Likewise.
11732 (merge_alias_info): Likewise.
11733 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
11734 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
11735 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
11736 * tree-tailcall.c (find_tail_calls): Likewise.
11737 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
11738 * gimplify.c (canonicalize_addr_expr): Likewise.
11739 (fold_indirect_ref_rhs): Likewise.
11740 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
11741 (cpt_same_type): Likewise.
11742 (check_pointer_types_r): Swap parameters to cpt_same_type
11744 * fold-const.c (fold_convert): Revert fix for PR15988.
11745 * tree-inline.c (setup_one_parameter): Instead fix it here by
11746 using fold_build1 instead of fold_convert and checking for
11747 error_mark_node. Convert only if the conversion is necessary.
11749 2007-07-02 Joseph Myers <joseph@codesourcery.com>
11751 * configure.ac: Check for .gnu_attribute on Power.
11752 * configure: Regenerate.
11753 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
11754 attribute for floating-point ABI.
11756 2007-07-02 Ira Rosen <irar@il.ibm.com>
11758 PR tree-optimization/32230
11759 PR tree-optimization/32477
11760 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
11761 address is a constant.
11763 2007-07-02 Richard Sandiford <richard@codesourcery.com>
11765 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
11766 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
11767 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
11768 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
11769 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
11770 64-bit targets. Add support for *-elfoabi*.
11771 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
11772 different settings if $(tm_defines) does not select the EABI.
11773 (MULTILIB_EXCLUSIONS): Define in those circumstances.
11774 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
11775 (MIPS_ARCH_OPTION_SPEC): Likewise.
11776 (MIPS_ISA_LEVEL_SPEC): Likewise.
11777 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
11778 * config/mips/elfoabi.h: New file.
11780 2007-07-02 Richard Guenther <rguenther@suse.de>
11782 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
11783 (useless_type_conversion_p): ... this.
11784 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
11785 (useless_type_conversion_p): ... this.
11786 * builtins.c (fold_builtin_memory_op): Rename
11787 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
11788 * tree-cfg.c (verify_expr): Likewise.
11789 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
11790 * tree-ssa-ccp.c (ccp_fold): Likewise.
11791 * tree-ssa-copy.c (may_propagate_copy): Likewise.
11792 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
11793 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
11794 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
11795 * tree-ssa-pre.c (eliminate): Likewise.
11796 * tree-ssa.c (delete_tree_ssa): Likewise.
11797 (tree_ssa_useless_type_conversion): Likewise.
11798 * tree.c (build2_stat): Likewise.
11800 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
11802 Fix PR tree-optimization/32571
11803 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
11806 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
11808 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
11809 and other expected operations explicitly, change default to
11812 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
11814 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
11816 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
11817 (tls_load_dot_plus_eight): Move the label number into the unspec.
11818 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
11820 2007-07-01 Andreas Schwab <schwab@suse.de>
11822 * dwarf2out.c (initial_return_save): Define only if used.
11824 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
11826 Unreverting Richard's Revert of:
11828 2007-06-27 Richard Sandiford <richard@codesourcery.com>
11830 * dce.c (deletable_insn_p_1): New function, split out from...
11831 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
11832 specially, not those inside PARALLELs. Remove BODY argument
11833 and adjust recursive call accordingly.
11834 (prescan_insns_for_dce): Update call to delete_insn_p.
11836 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
11837 Revital Eres <eres@il.ibm.com>
11839 * ddg.c (create_ddg_all_sccs): Fix missed
11840 initialization of scc_nodes.
11842 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
11844 PR middle-end/32559
11845 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
11846 X + ~X to 1 only for INTEGRAL_TYPE_P type.
11848 2007-06-30 Joseph Myers <joseph@codesourcery.com>
11850 * configure.ac: Check for .gnu_attribute on MIPS.
11851 * configure, config.in: Regenerate.
11852 * config/mips/mips.c (mips_file_start): If supported, output
11853 attribute for floating-point ABI.
11855 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
11858 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
11859 (ffs_cmove): New expander to expand using ctz pattern.
11860 (*ffs_cmove): Remove pattern.
11861 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
11862 (ffsdi2): Expand using ctz pattern.
11863 (*ffs_rex64): Remove pattern.
11865 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11867 PR rtl-optimization/32296
11868 * pa.md (return): Delete pattern.
11869 (return_internal): Remove "(const_int 1)" from pattern.
11870 (epilogue): Use return_internal pattern for trivial returns.
11871 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
11872 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
11874 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
11876 * tree-ssa-pre.c (is_exception_related): New function
11877 (can_value_number_operation): Use it.
11879 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
11881 Fix PR tree-optimization/32540
11882 Fix PR tree-optimization/31651
11884 * tree-ssa-sccvn.c: New file.
11886 * tree-ssa-sccvn.h: Ditto.
11888 * tree-vn.c: Include tree-ssa-sccvn.h
11889 (val_expr_paid_d): Removed.
11890 (value_table): Ditto.
11891 (vn_compute): Ditto.
11892 (val_expr_pair_hash): Ditto.
11893 (val_expr_pair_expr_eq): Ditto.
11894 (copy_vuses_from_stmt): Ditto.
11895 (vn_delete): Ditto.
11897 (shared_vuses_from_stmt): Ditto.
11898 (print_creation_to_file): Moved up.
11899 (sort_vuses): Ditto.
11900 (sort_vuses_heap): Ditto.
11901 (set_value_handle): Make non-static.
11902 (make_value_handle): Ditto.
11903 (vn_add): Rewritten to use sccvn lookups.
11904 (vn_add_with_vuses): Ditto.
11905 (vn_lookup): Ditto (and second argument removed).
11906 (vn_lookup_with_vuses): Ditto.
11907 (vn_lookup_or_add): Ditto (and second argument removed);
11908 (vn_lookup_or_add_with_vuses): Ditto.
11909 (vn_lookup_with_stmt): New.
11910 (vn_lookup_or_add_with_stmt): Ditto.
11911 (create_value_handle_for_expr): Ditto.
11913 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
11914 (seen_during_translate): New function.
11915 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
11916 (phi_trans_add): Ditto.
11917 (constant_expr_p): FIELD_DECL is always constant.
11918 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
11919 Use constant_expr_p.
11920 Avoid infinite recursion on mutually valued expressions.
11921 Change callers of vn_lookup_or_add.
11922 (phi_translate): New function.
11923 (compute_antic_safe): Allow phi nodes.
11924 (create_component_ref_by_pieces): Update for FIELD_DECL change.
11925 (find_or_generate_expression): Rewrite slightly.
11926 (create_expression_by_pieces): Updated for vn_lookup_or_add
11928 Update VN_INFO for new names.
11929 (insert_into_preds_of_block): Update for new names.
11930 (add_to_exp_gen): New function.
11931 (add_to_sets): Use vn_lookup_or_add_with_stmt.
11932 (find_existing_value_expr): Rewrite to changed vn_lookup.
11933 (create_value_expr_from): Ditto, and use add_to_exp_gen.
11934 (try_look_through_load): Removed.
11935 (try_combine_conversion): Ditto.
11936 (get_sccvn_value): New function.
11937 (make_values_for_phi): Ditto.
11938 (make_values_for_stmt): Ditto.
11939 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
11941 (init_pre): Update for SCCVN changes.
11943 (execute_pre): Ditto.
11945 * tree-flow.h (make_value_handle): Declare.
11946 (set_value_handle): Ditto.
11947 (sort_vuses_heap): Ditto.
11948 (vn_lookup_or_add_with_stmt): Ditto.
11949 (vn_lookup_with_stmt): Ditto.
11950 (vn_compute): Remove.
11952 (vn_delete): Ditto.
11953 (vn_lookup): Update arguments.
11955 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
11956 (tree-vn.o): Ditto.
11957 (tree-ssa-sccvn.o): New.
11958 (OBJS-common): Add tree-ssa-sccvn.o
11960 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11963 * c-typeck.c (build_external_ref): Don't mark as used if called
11965 * calls.c (rtx_for_function_call): Likewise.
11967 2007-06-30 Richard Sandiford <richard@codesourcery.com>
11971 2007-06-27 Richard Sandiford <richard@codesourcery.com>
11973 * dce.c (deletable_insn_p_1): New function, split out from...
11974 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
11975 specially, not those inside PARALLELs. Remove BODY argument
11976 and adjust recursive call accordingly.
11977 (prescan_insns_for_dce): Update call to delete_insn_p.
11979 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
11981 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
11982 (try_combine): Move potential calls to undo_all() so they happen
11983 before we commit to using the combined insns.
11985 2006-06-30 Jan Hubicka <jh@suse.cz>
11987 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
11990 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
11992 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
11993 (cgraph_remove_unreachable_nodes): Likewise.
11994 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
11995 * ipa-inline.c (update_caller_keys): Cast according to the coding
11997 (cgraph_decide_recursive_inlining): Likewise.
11998 (cgraph_decide_inlining_of_small_function): Likewise.
11999 (try_inline): Likewise.
12000 (cgraph_decide_inlining_incrementally): Likewise.
12001 * ipa-pure-const.c (get_function_state): Likewise.
12002 (scan_function): Likewise.
12003 (analyze_function): Likewise.
12004 (static_execute): Likewise.
12005 * ipa-reference.c (scan_for_static_refs): Likewise.
12006 (merge_callee_local_info): Likewise.
12007 (analyze_function): Use type safe memory macros.
12008 (static_execute): Likewise. Cast according to the coding conventions.
12009 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
12011 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
12013 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
12014 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
12017 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
12019 PR middle-end/30024
12020 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
12021 for complex modes (both int and real).
12023 2007-06-29 Jan Hubicka <jh@suse.cz>
12025 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
12027 2007-06-29 Jan Hubicka <jh@suse.cz>
12029 PR middle-end/32372
12030 * cse.c (cse_insn): Avoid invalid sharing in between register note and
12033 2007-06-29 Anatoly Sokolov <aesok@post.ru>
12036 * config/avr/avr.c: Include dataflow header file.
12037 (expand_prologue): Adjust for prologue insn change.
12038 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
12041 2007-06-29 Richard Guenther <rguenther@suse.de>
12043 PR middle-end/32493
12044 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
12045 during type verification.
12047 2007-06-29 Jan Hubicka <jh@suse.cz>
12049 * recog.c (validate_change_rtx_1): Unshare TO argument.
12051 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
12053 PR tree-optimization/24659
12054 * tree-vect-transform.c (vectorizable_call): Handle
12055 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
12057 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
12058 * config/i386/i386.c (enum ix86_builtins)
12059 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
12060 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
12062 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
12063 const using def_builtin_const.
12064 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
12065 input operands in the same modes as the result.
12066 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
12068 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
12070 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
12071 (df_set_dead_notes_for_mw): Likewise.
12073 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
12075 * c-common.c (pointer_int_sum): Do the negation in sizetype.
12077 2007-06-28 DJ Delorie <dj@redhat.com>
12079 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
12081 2007-06-28 Geoffrey Keating <geoffk@apple.com>
12083 * doc/invoke.texi (C++ Dialect Options): Document
12084 fvisibility-ms-compat.
12085 * c.opt (fvisibility-ms-compat): New.
12087 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
12090 * tree-affine.c (aff_combination_add_elt): Handle
12091 pointer addition specially.
12093 2007-06-28 Jakub Jelinek <jakub@redhat.com>
12095 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
12096 decl is non-external for AIX ABI.
12098 2007-06-28 David Edelsohn <edelsohn@gnu.org>
12100 * config/rs6000/predicates.md (current_file_function_operand):
12101 Ensure the symbol is non-external for AIX ABI.
12103 2007-06-28 Nick Clifton <nickc@redhat.com>
12105 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
12106 (fdce, fdse, fpredictive-commoning): Likewise.
12108 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
12111 * gcc.c (process_command): Recognize the new -static-libgfortran
12114 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
12117 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
12118 Use a call clobbered hard reg instead of a pseudo reg.
12120 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
12122 * config/sh/sh.md (load_gbr): Use correct operand constraint.
12124 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
12127 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
12128 REG_LIBCALL and REG_RETVAL notes.
12129 (divsi3, mulsi3): Likewise.
12130 (mulhisi3): Likewise. Use emit_libcall_block.
12131 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
12133 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
12135 PR rtl-optimization/32481
12136 * combine.c (adjust_for_new_dest): Rescan the changed insn.
12138 2007-06-27 Richard Sandiford <richard@codesourcery.com>
12140 * dce.c (deletable_insn_p_1): New function, split out from...
12141 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
12142 specially, not those inside PARALLELs. Remove BODY argument
12143 and adjust recursive call accordingly.
12144 (prescan_insns_for_dce): Update call to delete_insn_p.
12146 2007-06-27 Richard Guenther <rguenther@suse.de>
12148 PR middle-end/32492
12149 * tree.h (fold_convertible_p): Declare.
12150 * fold-const.c (fold_convertible_p): New function.
12151 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
12152 instead of lang_hooks.types_compatible_p.
12154 2007-06-26 Jan Hubicka <jh@suse.cz>
12156 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
12157 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
12158 early use validate_unshare_change.
12159 (reload_combine): Likewise.
12160 * recog.c (change_t): New field unshare.
12161 (validate_change_1): Rename from validate_change; add argument unshare.
12162 (validate_change): Turn into wrapper of validate_change_1; update
12163 prototype for bools.
12164 (validate_unshare_change): New.
12165 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
12166 calls of df_insn_rescan.
12167 * recog.h (validate_change): Replace ints by bools.
12168 (validate_unshare_change): Declare.
12170 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
12172 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
12174 2007-06-26 Steve Ellcey <sje@cup.hp.com>
12176 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
12178 2007-06-25 Jan Hubicka <jh@suse.cz>
12180 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
12182 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
12183 cgraph_decide_inlining_incrementally): Move uninlinability checks to
12184 places other call site specific checks are performed.
12186 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
12189 * tree-vect-transform.c (vectorizable_operation): Convert
12190 POINTER_PLUS_EXPR over to PLUS_EXPR.
12192 2007-06-25 Chao-ying Fu <fu@mips.com>
12194 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
12195 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
12196 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
12197 Document GET_MODE_IBIT, and GET_MODE_FBIT.
12199 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
12200 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
12201 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
12202 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
12203 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
12204 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
12205 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
12206 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
12207 ALL_FIXED_POINT_MODE_P): New define.
12208 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
12210 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
12212 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
12213 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
12214 MODE_VECTOR_UACCUM): New mode classes.
12216 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
12217 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
12218 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
12221 * genmodes.c (struct mode_data): Add ibit and fbit fields.
12222 (blank_mode): Initialize ibit and fbit.
12223 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
12224 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
12226 (new_adjust): Change required_class to required_class_from and
12227 required_class_to for testing within a range.
12228 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
12229 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
12230 MODE_VECTOR_UACCUM.
12231 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
12232 (make_fixed_point_mode): New.
12233 (_ADD_ADJUST): Change C to C1 and C2.
12234 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
12235 use a range for machine classes.
12236 (ADJUST_IBIT, ADJUST_FBIT): New.
12237 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
12239 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
12240 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
12241 Emit adjustment for ibit and fbit.
12242 (emit_mode_ibit, emit_mode_fbit): New.
12243 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
12245 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
12247 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
12248 as the source of the set.
12250 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
12252 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
12253 FP_REGNO_P): Use IN_RANGE.
12254 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
12255 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
12256 (DATA_REG_P): Use DATA_REGNO_P.
12257 (FP_REG_P): Use FP_REGNO_P.
12258 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
12259 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
12260 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
12262 2007-06-24 Jan Hubicka <jh@suse.cz>
12264 PR middle-end/30563
12265 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
12267 2007-06-24 Sebastian Pop <sebpop@gmail.com>
12269 PR middle-end/32461
12270 * fold-const.c (fold_binary): Strip nops of operand 0
12271 of BIT_NOT_EXPR before calling operand_equal_p.
12272 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
12273 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
12275 2007-06-23 Mark Mitchell <mark@codesourcery.com>
12277 * doc/extend.texi: Document that dllimport and dllexport imply
12278 default visibility.
12279 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
12280 imported or exported declaration, including type declarations.
12281 * c-common.c (handle_visibility_attribute): Check for conflicts
12282 with dllimport/dllexport.
12283 (c_determine_visibility): Handle dllimport/dllexport as an
12284 explicit visibility atttribute.
12286 2007-06-23 Richard Guenther <rguenther@suse.de>
12288 PR tree-optimization/16876
12289 PR middle-end/29478
12290 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
12292 * tree-inline.c (initialize_inlined_parameters): Do not call
12293 lang_hooks.tree_inlining.convert_parm_for_inlining.
12294 * cgraphbuild.c (initialize_inline_failed): Set inline failed
12295 reason for mismatched types.
12296 * gimplify.c (gimplify_call_expr): Verify the call expression
12297 arguments match the called function type signature. Otherwise
12298 mark the call expression to be not considered for inlining
12299 using CALL_CANNOT_INLINE_P flag.
12300 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
12301 edges call expression.
12302 (cgraph_decide_inlining_of_small_function): Likewise.
12303 (cgraph_decide_inlining): Likewise.
12304 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
12306 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
12307 * c-typeck.c (c_convert_parm_for_inlining): Remove.
12308 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
12309 Remove declaration.
12310 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
12311 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
12313 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
12314 convert_parm_for_inlining member.
12316 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
12319 * arm.md (negscc): Match the correct operand for optimized LT0 test.
12320 Remove optimization for GT.
12322 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
12324 PR middle-end/32437
12325 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
12327 (prescan_insns_for_dce): Add extra parameter.
12329 2007-06-23 Jan Hubicka <jh@suse.cz>
12331 PR middle-end/31541
12332 * gimplify.c (mark_addressable): New function.
12333 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
12335 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
12337 PR middle-end/32374
12338 * expr.c (store_constructor): Do not clobber non-zeroed memory.
12340 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
12343 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
12344 moves between MMX/SSE registers to at least 8 units to prevent
12345 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
12347 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
12349 * config/i386/i386.c (override_options): Correct x86_sahf
12352 2007-06-21 David Daney <ddaney@avtrex.com>
12355 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
12356 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
12357 (exception_receiver): Renamed to ...
12358 (nonlocal_goto_receiver): ... this.
12360 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
12362 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
12363 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
12364 partial register accesses.
12366 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
12368 * fold-const.c (debug_fold_checksum): Move it under
12369 ENABLE_FOLD_CHECKING.
12371 2007-06-21 Sebastian Pop <sebpop@gmail.com>
12373 PR middle-end/20623
12374 * tree.h (debug_fold_checksum): Declared.
12375 * fold-const.c (build_fold_addr_expr_with_type_1): New.
12376 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
12377 build_fold_addr_expr_with_type_1.
12378 (fold_addr_expr, debug_fold_checksum): New.
12379 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
12380 (fold_unary, fold_comparison, split_address_to_core_and_offset):
12381 Use fold_addr_expr.
12383 2007-06-21 Sebastian Pop <sebpop@gmail.com>
12385 PR tree-optimization/19590
12386 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
12387 of scev is a constant.
12389 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
12391 * df-problems.c (df_note_bb_compute): Made computation of live
12392 info consistent with df_lr.
12394 2007-06-21 Richard Guenther <rguenther@suse.de>
12396 PR tree-optimization/32453
12397 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
12398 for pointer anti-range.
12400 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
12402 * config/i386/i386.c (processor_target_table): Increase maximum
12403 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
12406 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
12407 byte alignment if > 8 byte alignment is preferred.
12408 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
12410 2007-06-21 Jakub Jelinek <jakub@redhat.com>
12412 PR tree-optimization/31866
12413 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
12414 if ASM_EXPR's input is not a SSA_NAME.
12416 PR middle-end/32362
12417 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
12418 but decl is a global var, instead return decl.
12419 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
12420 even for is_global_var decls, if they are private in some outer
12423 2007-06-21 Richard Guenther <rguenther@suse.de>
12425 PR tree-optimization/32451
12426 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
12428 2007-06-21 Christian Bruel <christian.bruel@st.com>
12430 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
12431 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
12432 (push_regs): Changed saving order or banked registers.
12433 (sh_expand_epilogue): Likewise.
12434 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
12435 (FIRST_BANKED_REG): Likewise.
12436 (LAST_BANKED_REG): Likewise.
12437 * config/sh/sh.md (banked) New attribute.
12438 (in_delay_slot): Check banked attribute.
12440 2007-06-20 Sebastian Pop <sebpop@gmail.com>
12442 PR tree-optimization/32075
12443 * tree-data-ref.c (subscript_dependence_tester_1,
12444 analyze_miv_subscript, analyze_overlapping_iterations,
12445 add_distance_for_zero_overlaps, build_classic_dist_vector,
12446 subscript_dependence_tester_1, analyze_overlapping_iterations,
12447 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
12448 compute_affine_dependence, compute_all_dependences): Pass loop_nest
12449 to evolution_function_is_affine_multivariate_p.
12451 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
12453 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
12455 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
12458 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
12460 * config/m32c/prologue.md (epilogue_exitd_16): New.
12461 (epilogue_reit_16): New.
12462 (epilogue_exitd): Rename to epilogue_exitd_24.
12463 (epilogue_reit): Rename to epilogue_reit_24.
12465 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
12466 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
12468 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
12470 * haifa-sched.c (queue_to_ready): Don't requeue next insn
12471 if dbg_cnt (sched_insn) reaches the limit.
12472 (choose_ready): New parameter INSN_PTR and new return value.
12473 (schedule_block): Handle dbg_cnt (sched_insn). Handle
12474 the new return value from choose_ready.
12475 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
12476 (rest_of_handle_global_alloc): New global_alloc_at_func.
12478 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
12480 PR tree-optimization/25737
12481 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
12482 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
12483 * tree-flow.h (struct fieldoff): Add new field alias_set.
12484 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
12485 argument addressable_type. Set alias_set of fieldoff.
12486 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
12487 (create_overlap_variables_for): Pass alias_set from fieldoff to
12489 * alias.c (get_alias_set): Use alias_set from SFT if set.
12491 2007-06-20 Hui-May Chang <hm.chang@apple.com>
12493 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
12494 of a variable as an unsigned HOST_WIDE_INT integer.
12496 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
12498 PR rtl-optimization/32405
12499 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
12501 2007-06-20 Jakub Jelinek <jakub@redhat.com>
12503 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
12505 PR middle-end/31959
12506 * builtins.c: Include diagnostic.h.
12507 (expand_builtin_expect): Make gcc_assert more permissive.
12508 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
12510 PR inline-asm/32109
12511 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
12514 PR middle-end/32285
12515 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
12516 if ACCUMULATE_OUTGOING_ARGS.
12518 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
12520 * config/m68hc11/m68hc11.c: Include dataflow header file.
12521 (m68hc11_reorg): Port to dataflow.
12523 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
12525 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
12526 (struct df_problem.free_blocks_on_set_blocks): New field.
12527 (struct dataflow.optional_p): New field.
12528 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
12529 (df_live_set_all_dirty): New function.
12530 * df-scan.c (df_scan_alloc): Initialize optional_p.
12531 (problem_SCAN): Initialize free_blocks_on_set_blocks.
12532 * df-core.c (df_set_blocks): Removed use of
12533 DF_FIRST_OPTIONAL_PROBLEM. Now uses
12534 df_problem.free_blocks_on_set_blocks to determine which blocks are
12536 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
12537 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
12538 uses dataflow.optional_p to determine if problem should be
12540 (rest_of_handle_df_initialize): Only start live problem if
12542 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
12543 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
12544 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
12545 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
12546 problem_NOTE): Initialize free_blocks_on_set_blocks.
12547 (df_lr_bb_local_compute): Recompute luids if df_live problem is
12549 (df_live_set_all_dirty, df_note_alloc): New function.
12550 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
12552 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
12553 * postreload.c (reload_combine): Ditto.
12554 * cse.c (cse_extended_basic_block): Ditto.
12555 * regmove.c (mark_flags_life_zones): Ditto.
12556 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
12557 erase_matching_seqs): Ditto.
12558 * bt-load.c (compute_defs_uses_and_gen): Ditto.
12559 * integrate (allocate_initial_values): Ditto.
12560 * combine.c (reg_dead_at_p): Ditto.
12561 * resource.c (mark_target_live_regs): Ditto.
12562 * sched-rgn.c (check_live_1, update_live_1): Ditto.
12563 * config/sh/sh.c (find_r0_life_regions): Ditto.
12564 * global.c (rest_of_handle_global_alloc): Only add back df_live
12566 * local-alloc.c (rest_of_handle_local_alloc): Only remove
12567 df_live for -O > 1.
12568 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
12570 (if_convert): Make sure df_live is there at -O == 1.
12571 (pass_if_after_combine): Cleanup flags.
12572 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
12573 is there at -O == 1.
12575 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
12577 * config/arm/arm.c (arm_get_frame_offsets): Set
12578 offsets->locals_base to avoid negative stack size.
12579 (thumb1_expand_prologue): Assert on negative stack size.
12581 2007-06-19 Sebastian Pop <sebpop@gmail.com>
12583 PR tree-optimization/32367
12584 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
12585 of the chrec has no evolution in that loop.
12586 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
12588 2007-06-19 Bob Wilson <bob.wilson@acm.org>
12590 * config/xtensa/xtensa.c: Include "df.h".
12591 (xtensa_builtin_saveregs): Use adjust_address instead of
12593 (xtensa_va_start): Invoke make_tree with sizetype for
12594 expand_builtin_saveregs and then convert the result to a pointer.
12595 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
12596 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
12597 Subtract argument size from index value as integers and then use
12598 POINTER_PLUS_EXPR to add the result to the array address.
12600 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
12603 * config/m32c/m32c.c: Include dataflow header file.
12604 (m32c_emit_prologue): Adjust for prologue insn change.
12605 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
12606 once inside a PARALLEL. Assume frame size passed in operand 0
12607 includes space to save the fb register.
12608 (prologue_enter_24): Likewise.
12609 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
12611 2007-06-19 David Daney <ddaney@avtrex.com
12614 * config/mips/mips.md (cprestore): Mark $gp as used.
12616 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
12619 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
12620 (frv_ifcvt_modify_insn): Likewise.
12622 2007-06-19 Richard Guenther <rguenther@suse.de>
12624 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
12625 only handle positive offsets that fit in a HOST_WIDE_INT.
12627 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
12629 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
12630 result of rsqrt insn for zero input argument to avoid NaN.
12632 2007-06-19 Richard Guenther <rguenther@suse.de>
12634 PR middle-end/31950
12635 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
12637 2007-06-19 Jakub Jelinek <jakub@redhat.com>
12639 PR tree-optimization/32353
12640 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
12642 2007-06-19 Nick Clifton <nickc@redhat.com>
12644 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
12646 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
12649 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
12650 * config/i386/i386.c (assign_386_stack_local): Assert that
12651 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
12652 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
12653 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
12654 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
12656 2007-06-18 Steve Ellcey <sje@cup.hp.com>
12658 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
12660 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
12662 PR rtl-optimization/32321
12663 * gcse.c (replace_store_insn): Update the note before
12664 calling emit_insn_after.
12666 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
12668 PR middle-end/32355
12669 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
12671 * df-problems.c (df_note_bb_compute): Fix dumping info.
12673 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
12675 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
12676 insn with emit_jump_insn.
12678 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
12680 PR tree-optimization/32383
12681 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
12682 * targhooks.h (default_builtin_reciprocal): Update prototype.
12683 * target.h (struct gcc_target): Update builtin_reciprocal.
12684 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
12685 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
12686 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
12687 when fndecl is in BUILT_IN_MD class.
12688 (execute_convert_to_rsqrt): Ditto.
12690 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
12691 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
12692 Convert BUILT_IN_SQRTF code only when md_fn is false.
12694 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
12696 * bt-load.c (move_btr_def): Fix the order of arguments
12697 to validate_replace_rtx.
12699 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
12701 * config/m68k/m68k-devices.def: Add 54450..54455.
12703 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
12705 PR rtl-optimization/32366
12706 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
12707 FLOAT_EXTEND]: Prevent non-scalar modes from entering
12710 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
12712 PR middle-end/32349
12713 * modulo-sched (generate_reg_moves): Added rescan parameter and if
12714 this is true, rescan insn being modified.
12715 (sms_schedule): Added rescan parameter.
12716 (rest_of_handle_sms): Moved freeing of dominance info to before
12717 getting out of cfg_layout.
12719 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
12721 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
12722 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
12725 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
12726 FL_CF_EMAC from the entry for isac.
12728 * config/m68k/predicates.md (const_call_operand): Adjust comment.
12729 (const_sibcall_operand): New.
12730 (sibcall_operand): Use it.
12731 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
12732 (m68k_isas): ISAC does not imply FPU or EMAC.
12733 (override_options): Add ISA_C logic for symbolic jump & call.
12735 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
12737 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
12738 return mode from the builtin itself.
12739 (sparc_fold_builtin): Fix cast of zero constant.
12741 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
12743 * targhooks.c (default_builtin_reciprocal): New default target hook.
12744 * targhooks.h (default_builtin_reciprocal): Add prototype.
12745 * hooks.c (hook_tree_tree_bool_null): Remove hook.
12746 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
12747 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
12748 default_builtin_reciprocal.
12750 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
12752 PR middle-end/31723
12753 * hooks.c (hook_tree_tree_bool_null): New hook.
12754 * hooks.h (hook_tree_tree_bool_null): Add prototype.
12755 * tree-pass.h (pass_convert_to_rsqrt): Declare.
12756 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
12757 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
12758 and convert it to reciprocal a*rfunc(b).
12759 (execute_convert_to_rsqrt): New function.
12760 (gate_convert_to_rsqrt): New function.
12761 (pass_convert_to_rsqrt): New pass definition.
12762 * target.h (struct gcc_target): Add builtin_reciprocal.
12763 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
12764 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
12765 TARGET_BUILTIN_RECIPROCAL.
12766 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
12768 * config/i386/i386.h (TARGET_RECIP): New define.
12769 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
12770 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
12771 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
12772 and not optimizing for size.
12773 (*rcpsf2_sse): New insn pattern.
12774 (*rsqrtsf2_sse): Ditto.
12775 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
12776 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
12777 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
12778 and not optimizing for size.
12779 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
12780 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
12781 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
12782 and not optimizing for size.
12783 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
12784 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
12785 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
12786 and not optimizing for size.
12787 (*sse_rsqrtv4sf2): Do not export.
12788 (sqrtv4sf2): Ditto.
12789 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
12790 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
12791 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
12792 and not optimizing for size.
12793 (sqrtv4sf2): Ditto.
12794 * config/i386/i386.opt (mrecip): New option.
12795 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
12796 (ix86_emit_swsqrtsf): Ditto.
12797 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
12798 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
12799 builtin definition.
12800 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
12801 ix86_expand_unop1_builtin.
12802 (ix86_emit_swdivsf): New function.
12803 (ix86_emit_swsqrtsf): Ditto.
12804 (ix86_builtin_reciprocal): New function.
12805 (TARGET_BUILTIN_RECIPROCAL): Use it.
12806 (ix86_vectorize_builtin_conversion): Rename from
12807 ix86_builtin_conversion.
12808 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
12809 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
12810 "i386 and x86_64 Options" section.
12811 (Intel 386 and AMD x86_64 Options): Document -mrecip.
12813 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
12814 Zdenek Dvorak <dvorakz@suse.cz>
12815 Richard Guenther <rguenther@suse.de>
12816 Kaz Kojima <kkojima@gcc.gnu.org>
12818 * tree-vrp.c (compare_values_warnv): Convert val2 to
12820 (extract_range_from_assert): Create
12821 POINTER_PLUS_EXPR for pointer types.
12822 (extract_range_from_binary_expr): Handle
12823 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
12825 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
12826 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
12827 POINTER_PLUS_EXPR as PLUS_EXPR.
12828 (number_of_iterations_lt_to_ne):
12829 For pointer types, use sizetype when
12830 creating MINUS_EXPR/PLUS_EXPRs.
12831 (assert_loop_rolls_lt): For pointer types, use sizetype when
12832 creating MINUS_EXPR/PLUS_EXPRs.
12833 (number_of_iterations_le): Likewise.
12834 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
12835 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
12836 like PLUS_EXPR and MINUS_EXPR.
12837 * tree-pretty-print.c (dump_generic_node): Handle
12839 (op_prio): Likewise.
12840 (op_symbol_1): Likewise.
12841 * optabs.c (optab_for_tree_code): Likewise.
12842 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
12844 * tree-tailcall.c (process_assignment): Mention
12845 POINTER_PLUS_EXPR in a TODO comment.
12846 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
12847 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
12848 not used with a pointer and an integer type.
12849 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
12850 increment using chrec_convert_rhs instead of chrec_convert.
12851 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
12852 PLUS_EXPR except for the right hand side's type will be
12854 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
12855 (fold_used_pointer_cast): Kill.
12856 (pointer_offset_p): Kill.
12857 (fold_used_pointer): Kill.
12858 (pointer_used_p): Kill.
12859 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
12860 call fold_used_pointer.
12861 (instantiate_parameters_1): Convert the increment
12862 using chrec_convert_rhs instead of chrec_convert.
12863 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
12864 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
12865 instead of PLUS_EXPR.
12866 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
12867 PLUS_EXPR for pointers.
12868 (std_gimplify_va_arg_expr): Likewise.
12869 (fold_builtin_memory_op): Likewise.
12870 (fold_builtin_strstr): Likewise.
12871 (fold_builtin_strchr): Likewise.
12872 (fold_builtin_strrchr): Likewise.
12873 (fold_builtin_strpbrk): Likewise.
12874 (expand_builtin_memory_chk): Likewise.
12875 (fold_builtin_memory_chk): Likewise.
12876 (std_expand_builtin_va_start): Use
12877 sizetype for the call to make_tree and then convert
12878 to the pointer type.
12879 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
12880 instead of PLUS_EXPR for adding to a pointer.
12881 (std_gimplify_va_arg_expr): Use fold_build2 for
12882 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
12883 the operands to sizetype first and then cast the BIT_AND_EXPR
12884 back to the pointer type.
12885 * fold-const.c (build_range_check): Handle pointer types
12887 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
12888 of PLUS_EXPR's. Make sure the offset is converted to
12890 (try_move_mult_to_index): Strip the NOPs from the offset.
12891 Remove code argument and replace all uses with PLUS_EXPR.
12892 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
12893 specially. Don't use a pointer type for MINUS_EXPR.
12894 (fold_unary): Handle for (T1)(X op Y),
12895 only p+ as that is the only as that can be handled for
12896 binary operators now.
12897 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
12899 <case PLUS_EXPR>: Add folding of PTR+INT into
12901 Don't call try_move_mult_to_index.
12902 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
12903 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
12904 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
12905 Don't call try_move_mult_to_index.
12906 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
12907 (tree_expr_nonzero_p): Likewise.
12908 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
12909 of PLUS_EXPR for the complex expression folding.
12910 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
12911 first chrec is a pointer type, then the second should
12912 be sizetype and not the first's type.
12913 For POINTER_PLUS_EXPR, use a different right hand side type.
12914 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
12915 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
12916 different right hand side type.
12917 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
12918 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
12919 instead of PLUS_EXPR.
12920 When either operand is zero, convert the other operand.
12921 (chrec_apply): Use chrec_convert_rhs
12922 on the argument x instead of chrec_convert.
12923 (reset_evolution_in_loop): For pointer types, the new_evol
12924 should be sizetype.
12925 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
12926 different right hand side type.
12927 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
12928 (chrec_convert_rhs): New function.
12929 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
12930 different right hand side type.
12931 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
12932 * tree-chrec.h (chrec_convert_rhs): New prototype.
12933 (build_polynomial_chrec): For pointer types, the right hand
12934 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
12935 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
12936 Remove subtraction case as it is always addition now.
12937 Make sure the offset is converted to sizetype.
12938 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
12939 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
12940 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
12941 PLUS_EXPR in pointer type.
12942 Handle POINTER_PLUS_EXPR.
12943 (tree_to_aff_combination): Likewise.
12944 (force_expr_to_var_cost): Likewise.
12945 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
12946 instead of PLUS_EXPR for pointers.
12947 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
12948 instead of PLUS_EXPR of pointer types.
12949 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
12951 (check_va_list_escapes): Likewise.
12952 (check_all_va_list_escapes): Likewise.
12953 * dwarf2out.c (loc_descriptor_from_tree_1):
12954 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
12955 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
12956 (string_constant): Likewise.
12957 * tree-ssa-address.c (tree_mem_ref_addr): When adding
12958 the offset to the base, use POINTER_PLUS_EXPR.
12959 (add_to_parts): Convert the index to sizetype.
12960 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
12961 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
12962 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
12963 Offset only holds something for PLUS_EXPR.
12964 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
12966 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
12968 (analyze_accesses_for_modify_stmt): Likewise.
12969 Remove comment about the type being integral type as it is
12971 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
12973 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
12975 Correct the type which the artimentic is done in (is now
12978 * tree-data-ref.c (split_constant_offset): Handle
12980 * tree-affine.c (tree_to_aff_combination): Likewise.
12981 * c-typeck.c (build_unary_op): For pointers create the increment
12982 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
12984 * gimplify.c (gimplify_self_mod_expr): Create a
12985 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
12986 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
12987 * tree.def (POINTER_PLUS_EXPR): New tree code.
12988 * tree-predcom.c (ref_at_iteration): If we have a pointer
12989 type do the multiplication in sizetype.
12990 * tree-mudflap.c (mf_xform_derefs_1): Create a
12991 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
12992 * tree-ssa-forwprop.c
12993 (forward_propagate_addr_into_variable_array_index):
12994 Don't expect there to be a cast for the index as that
12995 does not exist anymore.
12996 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
12997 instead of PLUS_EXPR.
12998 Don't check for the first operand of the POINTER_PLUS_EXPR
12999 was the index as it cannot be.
13000 Call forward_propagate_addr_into_variable_array_index with
13001 the SSA_NAME instead of the statement.
13002 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
13003 (compare_constant): Likewise.
13004 (copy_constant): Likewise.
13005 (compute_reloc_for_constant): Likewise.
13006 (output_addressed_constants): Likewise.
13007 (initializer_constant_valid_p): Likewise.
13008 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
13009 Convert the MIN/MAX of the inner type to the outer
13010 type before comparing them.
13011 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
13012 POINTER_PLUS_EXPR instead of PLUS_EXPR.
13013 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
13014 of PLUS_EXPR for pointers.
13015 * tree-inline.c (estimate_num_insns_1): Handle
13017 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
13018 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
13019 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
13020 instead of PLUS_EXPR for the pointer increment statement.
13021 (vect_update_ivs_after_vectorizer): For pointer types, create
13022 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
13023 MULT_EXPR in sizetype.
13024 (vect_gen_niters_for_prolog_loop): Add a cast when creating
13026 * tree-object-size.c (plus_expr_object_size): Handle
13027 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
13028 code which is trying to figure out which side is a pointer and
13030 (check_for_plus_in_loops_1): Likewise.
13031 (check_for_plus_in_loops): Likewise.
13032 * c-common.c (pointer_int_sum): Create a
13033 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
13034 * tree-ssa-structalias.c (handle_ptr_arith): Handle
13035 only POINTER_PLUS_EXPR. Removing all the extra
13036 code which is trying to figure out which side is a pointer and
13038 * tree-cfg.c (verify_expr): Add extra checking for pointers and
13039 PLUS_EXPR and MINUS_EXPR.
13040 Also add checking to make sure the operands of POINTER_PLUS_EXPR
13042 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
13043 with make_tree, instead of a pointer type.
13044 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
13045 for pointers instead of PLUS_EXPR.
13046 (s390_gimplify_va_arg): Likewise.
13047 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
13048 instead of PLUS_EXPR when doing addition on pointer
13049 types. Use sizetype for the second operand.
13050 (spu_gimplify_va_arg_expr): Likewise.
13051 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
13052 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
13053 a pointer. Don't create a BIT_AND_EXPR for pointer types.
13054 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
13055 for the pointer addition and also use size_int/sizetype
13057 (ix86_gimplify_va_arg): Likewise.
13058 Perform BIT_AND_EXPR on sizetype arguments.
13059 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
13060 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
13061 for the pointer additions and also use size_int for the offsets.
13062 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
13063 additions and also use size_int for the offsets. Perform
13064 BIT_AND_EXPR on sizetype arguments.
13065 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
13066 POINTER_PLUS_EXPR for pointers and create the
13067 BIT_AND_EXPR in sizetype.
13068 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
13069 instead of PLUS_EXPR for pointer addition.
13070 (rs6000_va_start): Likewise.
13071 Also use sizetype for the offset.
13072 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
13073 as PLUS_EXPR/MINUS_EXPR.
13074 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
13075 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
13076 Don't use BIT_AND_EXPR on a pointer type, convert the
13077 expression to sizetype first.
13078 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
13080 (mips_gimplify_va_arg_expr): Likewise.
13081 Don't create BIT_AND_EXPR in a pointer type.
13083 2007-06-15 Eric Christopher <echristo@apple.com>
13085 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
13086 (x86_64-*-darwin*): Ditto.
13087 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
13090 2007-06-15 Matthew Wilcox <matthew@wil.cx>
13092 * doc/extend.texi: Document behavior of __attribute__((aligned))
13095 2007-06-15 Mark Mitchell <mark@codesourcery.com>
13097 * rtlanal.c (note_stores): Improve documentation.
13099 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
13101 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
13102 LOCAL_LABEL_PREFIX): Delete.
13103 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
13104 (bfin_internal_label): Delete.
13106 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
13108 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
13109 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
13110 otherwise define to LIBGCC2_TF_CEXT.
13111 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
13112 (LIBGCC_TF_CEXT): Ditto.
13115 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
13117 PR rtl-optimization/32339
13118 * df-scan.c (df_uses_record): Don't modify flags but just add to
13119 it for df_ref_record.
13121 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
13123 * tree-mudflap.c: Fix whitespace issues.
13125 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
13127 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
13129 2007-06-14 Eric Christopher <echristo@apple.com>
13131 * config/i386/sse.md (movdi_to_sse): Rewrite body.
13132 (movv4sf): Use gcc_unreachable instead of abort.
13134 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
13137 * config/i386/sfp-machine.h (CMPtype): New define.
13138 (mach stubs): Use CMPtype instead of int as a return type.
13140 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
13142 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
13143 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
13144 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
13145 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
13146 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
13147 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
13148 config/soft-fp/soft-fp.h: Update from glibc CVS.
13150 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
13152 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
13154 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
13157 * config/v850/v850.c: Include dataflow header file.
13158 (substitute_ep_register): Fix typo.
13160 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
13162 * configure.ac: Fix earlier checkin.
13163 * configure: Regenerated.
13165 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
13167 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
13168 * aclocal.m4: Regenerate.
13169 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
13170 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
13171 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
13172 * configure: Regenerate.
13173 * Makefile.in (LOOSE_WARN): Subst loose_warn.
13175 * Makefile.in (quickstrap): Build libgcc too.
13177 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
13179 * configure.ac: Add --enable-checking=df. Explicitly mention that
13180 the variables are initialized as for "release".
13181 * df-core.c: Use it.
13182 * configure: Regenerate.
13183 * config.in: Regenerate.
13185 2007-06-14 Bob Wilson <bob.wilson@acm.org>
13187 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
13188 validate_replace_rtx instead of replace_rtx.
13189 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
13191 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
13193 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
13194 (DWARF2_UNWIND_INFO): Override default if configured with
13196 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
13197 (ENDFILE_SPEC): Add crtend.o.
13198 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
13199 (ENDFILE_SPEC): Add crtend.o.
13200 (TARGET_USE_JCR_SECTION): Define.
13201 (MD_UNWIND_SUPPORT): Define for 32-bit target.
13203 * config/i386/cygming-crtbegin.c: New file.
13204 * config/i386/cygming-crtend.c: New file.
13206 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
13208 * config/i386/w32-unwind.h: New file.
13210 2007-06-13 Eric Christopher <echristo@apple.com>
13212 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
13213 the user set a value below STACK_BOUNDARY.
13215 2007-06-13 Thiemo Seufer <ths@networkno.de>
13217 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
13218 imply -lpthread for -pthread.
13220 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
13222 * basic-block.h: Remove the prototype for
13223 free_basic_block_vars.
13224 * cfglayout.h: Remove the prototype for
13225 insn_locators_initialize.
13226 * tree.h: Remove the prototype for emit_line_note.
13228 * tree-ssa-pre.c (mergephitemp): Remove.
13229 (init_pre): Don't use mergephitemp.
13231 2007-06-13 Eric Christopher <echristo@apple.com>
13233 * config/i386/i386.c (override_options): If we've specified
13234 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
13236 2007-06-13 Bob Wilson <bob.wilson@acm.org>
13238 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
13241 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
13243 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
13244 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
13245 (eh_store_handler): New pattern.
13246 (eh_return): Emit it instead of a plain move.
13248 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
13250 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
13251 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
13252 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
13255 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
13257 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
13258 (find_next_insn_start, find_load): New functions.
13259 (bfin_reorg): Use them to deal with the fact that parallel insns are
13260 no longer represented as a SEQUENCE.
13262 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
13264 * config/sparc/sparc.c (sparc_override_options): Initialize
13265 fpu mask correctly.
13267 2007-06-13 Dave Korn <dave.korn@artimi.com>
13269 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
13272 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
13274 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
13275 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
13276 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
13277 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
13278 tree-vect-transform.c: Fix comment typos. Follow spelling
13281 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
13283 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
13284 to the exit block use set.
13285 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
13286 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
13287 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
13289 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
13291 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
13292 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
13293 to indicate an error.
13294 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
13296 (dbg_cnt_process_opt): Print an error on a bad argument.
13297 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
13298 * common.opt (-fdbg-cnt-list): New.
13299 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
13301 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
13303 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
13304 flag on ref-all pointers.
13306 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
13308 PR middle-end/31579
13309 * expr.c (expand_expr_addr_expr_1): Call expand_expr
13310 for the offset with the modifier as EXPAND_INITIALIZER
13311 if the modifier is EXPAND_INITIALIZER.
13312 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
13313 a register if we had an overflow.
13315 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13317 * real.c (real_isfinite): New.
13318 (real_sqrt): Use it.
13319 * real.h (real_isfinite): New.
13320 * builtins.c: Use it.
13322 2007-06-12 Ian Lance Taylor <iant@google.com>
13323 Daniel Berlin <dberlin@dberlin.org>
13326 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
13327 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
13328 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
13329 (DECL_NO_TBAA_P): Define.
13330 (struct tree_decl_common): Add no_tbaa_flag field.
13331 * tree-ssa-structalias.c (struct variable_info): Add
13332 no_tbaa_pruning field.
13333 (new_var_info): Initialize no_tbaa_pruning field.
13334 (unify_nodes): Copy no_tbaa_pruning field.
13335 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
13336 (dump_solution_for_var): Print no_tbaa_pruning flag.
13337 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
13339 (compute_tbaa_pruning): New static function.
13340 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
13341 Call compute_tbaa_pruning.
13342 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
13343 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
13344 * gimple-low.c (lower_stmt): Likewise.
13345 * tree-gimple.c (is_gimple_stmt): Likewise.
13346 * tree-ssa-operands.c (get_expr_operands): Likewise.
13347 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
13348 * tree-inline.c (estimate_num_insns_1): Likewise.
13349 (copy_result_decl_to_var): Likewise.
13350 * expr.c (expand_expr_real_1): Likewise.
13351 * tree-pretty-print.c (dump_generic_node): Likewise.
13352 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
13353 * omp-low.c (omp_copy_decl_2): Likewise.
13354 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
13355 * doc/c-tree.texi (Expression trees): Document
13356 CHANGE_DYNAMIC_TYPE_EXPR.
13358 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13360 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
13361 with !HONOR_NANS and !HONOR_INFINITIES.
13362 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
13364 2007-06-12 Tristan Gingold <gingold@adacore.com>
13366 * gcov.c: Comments updated.
13367 (source_info): Add file_time field.
13368 (source_index): New variable.
13369 (mutiple_files): New variable.
13370 (generate_results): New function extracted from process_file.
13371 (process_file): Save and restore chain of functions, generate
13372 results and free structures only if not merging results.
13373 (release_structures): File names are now freed in create_file_names
13374 (create_file_names): Free previous file names.
13375 (find_source): File date is now read here and modifications in
13376 source files is checked here.
13377 (read_graph_file): Only reverse order of functions for the current
13379 (make_gcov_file_name): Do not generate long names if input_name is
13381 (output_lines): If merging results do not display graph, data and
13383 Checking source file modification is done in find_source.
13385 * doc/gcov.texi: Append an s to sourcefile.
13387 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
13389 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
13390 (forced_nop): New pattern.
13391 * config/bfin/bfin.c: Include "df.h".
13392 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
13393 (bfin_discover_loop): Use df_get_live_in instead of
13394 global_live_at_start.
13395 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
13396 df_analyze when done.
13397 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
13398 the insns. Use QImode for the final insn in a bundle. Call
13399 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
13401 (reorder_var_tracking_notes): New function.
13402 (bfin_reorg): Pass no argument to split_all_insns. Don't call
13403 update_life_info. Call df_analyze after scheduling and bundle
13404 generation. Call reorder_var_tracking_notes if generating these
13405 notes. Call df_finish_pass at the end.
13407 2007-06-12 Dirk Mueller <dmueller@suse.de>
13409 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
13410 a comparison, not an assignment.
13412 2007-06-12 Olivier Hainque <hainque@adacore.com>
13414 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
13415 Request walking the subtrees only, leaving the current is_lhs/val_only
13417 (convert_non_local_reference): Likewise.
13419 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
13421 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
13423 2007-06-12 Richard Guenther <rguenther@suse.de>
13425 PR tree-optimization/15353
13426 PR tree-optimization/31657
13427 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
13428 * timevar.def: Add TV_TREE_IFCOMBINE.
13429 * tree-pass.h (pass_tree_ifcombine): Declare.
13430 * tree-ssa-ifcombine.c: New file.
13431 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
13432 * tree-flow.h (blocks_in_phiopt_order): Declare.
13433 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
13434 (tree-ssa-ifcombine.o): New dependencies.
13436 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
13438 PR rtl-optimization/32293
13439 * combine.c (simplify_if_then_else): Truncate return from
13440 nonzero_bits() to correct mode.
13442 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
13444 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
13445 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
13447 2007-06-11 Diego Novillo <dnovillo@google.com>
13449 * Makefile.in (reload1.o-warn): Remove.
13451 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
13453 * combine.c (subst): Use reg_overlap_mentioned_p
13454 instead of comparing register numbers directly.
13456 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
13458 * reload1.c (mark_home_live_1): Use the mode parameter.
13460 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
13462 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
13463 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
13465 * df-core.c: Ditto.
13467 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
13469 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
13471 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
13473 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
13474 from integer registers.
13475 (FP mode splitters): Handle TFmode.
13477 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
13479 * tree-ssa-structalias.c (find_what_p_points_to): Return false
13480 for ref-all pointers that point-to anything.
13482 2007-06-11 Joseph Myers <joseph@codesourcery.com>
13484 * config/arm/arm.c (arm_output_dwarf_dtprel,
13485 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
13487 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
13489 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
13490 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
13493 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
13495 * tree.c (signed_or_unsigned_type_for): New.
13496 (unsigned_type_for): Use signed_or_unsigned_type_for.
13497 (signed_type_for): Use signed_or_unsigned_type_for.
13498 * tree.h (signed_or_unsigned_type_for): New.
13499 (get_signed_or_unsigned_type): Remove.
13500 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
13501 lang_hooks.types.signed_type
13502 (size_diffop): Likewise.
13503 (all_ones_mask_p): Likewise.
13504 (build_range_check): Likewise.
13505 (fold_cond_expr_with_comparison): Likewise.
13506 (fold_cond_expr_with_comparison): Likewise.
13507 (unextend): Likewise.
13508 (extract_muldiv_1): Likewise.
13509 (fold_single_bit_test_into_sign_test): Likewise.
13510 (fold_binary): Likewise.
13511 (fold_ternary): Likewise.
13512 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
13513 instead of get_signed_or_unsigned_type.
13514 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
13515 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
13516 * expr.c (signed_or_unsigned_type_for): Use
13517 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
13518 * langhooks.c (get_signed_or_unsigned_type): Remove.
13519 (lhd_signed_or_unsigned_type): Remove.
13520 * langhooks.h (lang_hooks_for_types): Remove signed_type and
13521 signed_or_unsigned_type.
13522 (lhd_signed_or_unsigned_type): Remove.
13523 * expmed.c (make_tree): Use signed_type_for instead of
13524 lang_hooks.types.signed_type.
13525 * c-common.c (same_scalar_type_ignoring_signedness): Use
13526 c_common_signed_type instead of lang_hooks.types.signed_type.
13527 (c_common_unsigned_type): New.
13528 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
13529 (shorten_compare): Use c_common_unsigned_type instead of
13530 c_common_signed_or_unsigned_type.
13531 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
13533 * convert.c (convert_to_integer): Use signed_type_for instead of
13534 lang_hooks.types.signed_type.
13535 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
13536 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
13537 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
13538 * c-format.c (check_format_types): Use c_common_unsigned_type
13539 instead of unsigned_type_for.
13540 * c-decl.c (groakdeclarator): Likewise.
13541 * c-typeck.c (convert_for_assignment): Likewise.
13542 * c-common.h (c_common_unsigned_type): New.
13544 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
13547 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
13548 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
13550 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
13552 PR middle-end/32279
13553 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
13554 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
13556 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
13557 Sebastian Pop <sebpop@gmail.com>
13559 * lambda-code.c (remove_iv): New.
13560 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
13562 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
13564 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
13565 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
13566 * tree-ssa-loop-prefetch.c: Include optabs.h.
13567 (FENCE_FOLLOWING_MOVNT): New macro.
13568 (struct mem_ref): Add independent_p and storent_p fields.
13569 (record_ref): Initalize the new fields.
13570 (gather_memory_references_ref): Return true if the reference
13572 (gather_memory_references): Check whether all memory accesses
13573 in loop were recorded.
13574 (should_issue_prefetch_p): Return false for nontemporal stores.
13575 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
13576 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
13577 (determine_loop_nest_reuse): Detect independent memory references.
13578 (loop_prefetch_arrays): Call mark_nontemporal_stores.
13579 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
13580 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
13581 * config/i386/i386.h (x86_mfence): Declare.
13582 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
13583 * config/i386/i386.c (x86_mfence): New variable.
13584 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
13586 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
13587 * optabs.c (init_optabs): Initialize storent_optab.
13588 * optabs.h (enum optab_index): Add OTI_storent.
13589 (storent_optab): Declare.
13590 * genopinit.c (optabs): Add initialization for storent_optab.
13591 * tree.h (MOVE_NONTEMPORAL): New macro.
13592 * expr.c (expand_assignment, store_expr, store_constructor_field,
13593 store_constructor, store_field, expand_expr_real_1): Propagate
13594 nontemporality of the expanded store.
13595 (emit_storent_insn): New function.
13596 * expr.h (expand_assignment, store_expr): Declaration changed.
13597 * function.c (assign_parm_setup_reg): Pass false as nontemporality
13598 to expand_assignment.
13599 * stmt.c (expand_asm_expr): Ditto.
13600 * calls.c (initialize_argument_information): Pass false as
13601 nontemporality to store_expr.
13602 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
13605 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
13607 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
13609 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
13611 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
13613 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
13614 and allow DECL_P here.
13616 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
13618 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
13619 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
13620 track of the size of the expression.
13621 * cfghooks.c (merge_blocks): Remove block from loops structure only
13622 after call of the merge_blocks hook.
13624 2007-06-09 Tom Tromey <tromey@redhat.com>
13626 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
13627 (deprecated_state): Removed.
13628 (start_decl): Update.
13629 (enum deprecated_states): Moved earlier.
13630 (groktypename): Update.
13631 (push_parm_decl): Likewise.
13632 (grokfield): Likewise.
13633 (start_function): Likewise.
13635 2007-06-09 Ian Lance Taylor <iant@google.com>
13637 PR tree-optimization/32169
13638 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
13639 CONVERT_EXPR, check whether min and max both converted to an
13640 overflow infinity representation.
13642 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
13644 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
13645 not inserted on the edge.
13647 2007-06-08 Bob Wilson <bob.wilson@acm.org>
13649 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
13650 instructions if they are supported.
13651 (__divsi3, __umodsi3, __modsi3): Likewise.
13652 (__ashldi3, __ashrdi3, __lshrdi3): New.
13653 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
13655 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
13656 Tony Linthicum <tony.linthicum@amd.com>
13658 * doc/invoke.texi: Add fvect-cost-model flag.
13659 * common.opt (fvect-cost-model): New flag.
13660 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
13661 cost fields in stmt_vec_info struct for STMT.
13662 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
13663 fields in stmt_vec_info struct and access functions for the same.
13664 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
13665 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
13666 load, store and vector to scalar operation.
13667 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
13668 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
13669 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
13670 (TARG_VEC_STORE_COST): Define cost of vector store.
13671 (vect_estimate_min_profitable_iters): Define new function.
13672 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
13673 check to evaluate if loop iterations are less than minimum profitable
13674 iterations determined by cost model or minimum vect loop bound defined
13675 by user, whichever is more conservative.
13676 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
13677 run-time check to evaluate if loop iterations are less than minimum
13678 profitable iterations determined by cost model or minimum vect loop
13679 bound defined by user, whichever is more conservative.
13680 (vect_estimate_min_profitable_iterations): New function to estimate
13681 mimimimum iterartions required for vector version of loop to be
13682 profitable over scalar version.
13683 (vect_model_reduction_cost): New function.
13684 (vect_model_induction_cost): New function.
13685 (vect_model_simple_cost): New function.
13686 (vect_cost_strided_group_size): New function.
13687 (vect_model_store_cost): New function.
13688 (vect_model_load_cost): New function.
13689 (vectorizable_reduction): Call vect_model_reduction_cost during
13691 (vectorizable_induction): Call vect_model_induction_cost during
13693 (vectorizable_load): Call vect_model_load_cost during analysis phase.
13694 (vectorizable_store): Call vect_model_store_cost during analysis phase.
13695 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
13696 vectorizable_promotion, vectorizable_demotion): Call
13697 vect_model_simple_cost during analysis phase.
13699 2007-06-08 Simon Baldwin <simonb@google.com>
13701 * reg-stack.c (get_true_reg): Readability change. Moved default case
13702 label into direct switch statement scope.
13704 2007-06-08 Simon Baldwin <simonb@google.com>
13706 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
13707 in gcc_assert() with '==' comparison.
13709 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
13711 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
13712 TARGET_ABM handling of x86_popcnt variable.
13714 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
13716 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
13717 __builtin_copysignq and __builtin_infq built-in functions.
13719 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
13721 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
13722 SSE4.2 section. Correct built-in function names in SSE4A section.
13724 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
13726 PR tree-optimization/32243
13727 * tree-vect-transform.c (vectorizable_type_promotion): Move check
13728 for ncopies after ratio check between nunits_out and nunits_in.
13729 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
13731 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
13733 PR tree-optimization/32224
13734 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
13735 vectorization upon a non GIMPLE_MODIFY_STMT.
13737 2007-06-08 Christian Bruel <christian.bruel@st.com>
13740 * config/sh/sh.md (doloop_end): New pattern and splitter.
13741 * loop-iv.c (simple_rhs_p): Check for hardware registers.
13743 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
13745 PR middle-end/32209
13746 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
13748 (verify_dominators): Do not change dominance tree.
13750 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
13752 * config/sh/constraints.md: New file.
13753 * config/sh/sh.c: Include tm-constrs.h.
13754 (reg_class_from_letter): Remove.
13755 (prepare_cbranch_operands): Use satisfies_constraint_*
13756 function instead of macro.
13757 (andcosts, broken_move, sh_secondary_reload): Likewise.
13758 * config/sh/predicates.md (trapping_target_operand): Likewise.
13759 (and_operand, arith_operand, arith_reg_or_0_operand,
13760 cmp_operand, logical_operand, target_operand,
13761 ua_address_operand, ua_offset, xor_operand): Likewise.
13762 * config/sh/sh.md: Include constraints.md.
13763 (*movsicc_t_false): Use satisfies_constraint_* function
13765 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
13766 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
13767 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
13768 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
13769 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
13770 (REG_CLASS_FROM_CONSTRAINT): Remove.
13771 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
13772 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
13773 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
13774 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
13775 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
13776 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
13777 function instead of macro.
13778 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
13779 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
13780 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
13781 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
13782 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
13783 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
13784 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
13785 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
13786 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
13787 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
13788 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
13789 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
13790 EXTRA_CONSTRAINT_STR): Likewise.
13791 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
13793 2007-06-07 Geoffrey Keating <geoffk@apple.com>
13795 * config/i386/darwin.h (STACK_BOUNDARY): Define.
13797 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
13800 * c-common.h (flag_cpp0x): Replaced by...
13801 (cxx_dialect): ... this new variable specifying the C++ dialect that
13803 * c-common.c (flag_cpp0x): Removed.
13804 (cxx_dialect): Defined.
13805 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
13807 * c-opts.c (c_common_post_options): Likewise.
13808 (set_std_cxx98): Set cxx_dialect to cxx98.
13809 (set_std_cxx0x): Set cxx_dialect to cxx0x.
13811 2007-06-07 Geoffrey Keating <geoffk@apple.com>
13812 Hui-May Chang <hm.chang@apple.com>
13814 * doc/invoke.texi (Darwin Options): Update documentation for
13815 -mmacosx-version-min.
13816 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
13817 * config/darwin-driver.c: New file.
13818 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
13819 * config/t-darwin (darwin-driver.o): New rule.
13821 * config/darwin-c.c (version_as_macro): Ignore low digit.
13823 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
13825 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
13826 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
13827 (CSGNMODE): New mode macro.
13828 (CSGNVMODE): New mode attribute.
13829 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
13830 expander using CSGNMODE mode macro. Handle TFmode.
13831 (copysign<mode>3_const): Rename from copysignsf3_const and
13832 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
13834 (copysign<mode>3_var): Rename from copysignsf3_var and
13835 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
13837 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
13838 mode macro. Handle TFmode.
13839 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
13840 (iortf3, *iortf3): Ditto.
13841 (xortf3, *xortf3): Ditto.
13842 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
13843 TFmode and TImode masks.
13844 (ix86_expand_copysign): Expand TFmode copysign insn.
13845 (IX86_BUILTIN_INFQ): New.
13846 (IX86_BUILTIN_FABSQ): Ditto.
13847 (IX86_BUILTIN_COPYSIGNQ): Ditto.
13848 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
13849 [__builtin_fabsq]: Ditto.
13850 [__builtin_copysignq]: Ditto.
13851 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
13852 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
13853 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
13854 ix86_expand_binop_builtin().
13856 2007-06-07 Bob Wilson <bob.wilson@acm.org>
13858 * config/xtensa/lib1funcs.asm: Clean up whitespace.
13860 2007-06-07 Steve Ellcey <sje@cup.hp.com>
13863 * rtl.h (push_to_sequence2): New.
13864 * emit-rtl.c (push_to_sequence2): New.
13865 * function.c (assign_parm_data_all): Add new fields.
13866 (assign_parm_setup_block): Call push_to_sequence2 instead of
13868 (assign_parm_setup_reg): Ditto.
13869 (assign_parm_setup_stack): Ditto.
13870 (assign_parms_unsplit_complex): Ditto.
13871 (assign_parms): Change field name.
13873 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
13875 PR tree-optimization/32220
13876 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
13877 phi node is reached before defining statement.
13879 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
13882 * tree-vect-transform.c (vectorizable_call): Call update_stmt
13883 after changing the right hand side of the assignment.
13885 2007-06-06 Eric Christopher <echristo@apple.com>
13887 * config.gcc (i?86-*-darwin*): Remove arch parameter.
13888 (x86_64-*-darwin*): Ditto.
13889 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
13890 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
13892 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
13894 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
13895 coding conventions.
13896 (add_key): Likewise.
13897 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
13898 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
13900 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
13902 (add_cost_one_coalesce): Likewise.
13903 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
13904 variable names. Rename orig to orig_name for consistency.
13905 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
13906 coding conventions.
13907 (cprop_into_successor_phis): Avoid using C++ keywords as variable
13909 (record_equivalences_from_stmt): Likewise.
13910 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
13911 the coding conventions.
13912 (memory_ssa_name_same): Likewise.
13913 (dse_optimize_stmt): Likewise.
13914 (dse_record_phis): Likewise.
13915 (dse_finalize_block): Likewise.
13916 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
13917 keywords as variable names.
13918 (may_move_till): Cast according to the coding conventions.
13919 (force_move_till_expr): Avoid using C++ keywords as variable names.
13920 (force_move_till): Cast according to the coding conventions.
13921 (memref_hash): Likewise.
13922 (memref_eq): Likewise.
13923 (gather_mem_refs_stmt): Likewise.
13924 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
13925 using C++ keywords as variable names.
13926 (idx_find_step): Cast according to the coding conventions.
13927 (idx_record_use): Likewise.
13928 (find_depends): Likewise.
13929 (prepare_decl_rtl): Likewise.
13930 (mbc_entry_hash): Likewise.
13931 (mbc_entry_eq): Likewise.
13932 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
13933 (simplify_replace_tree): Avoid using C++ keywords as variable names.
13934 (idx_infer_loop_bounds): Cast according to the coding conventions.
13935 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
13936 * tree-ssa-math-opts.c (occ_new ): Likwise.
13937 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
13939 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
13941 (add_use_op): Likewise.
13942 (add_vop): Likewise.
13943 (add_vuse_op): Likewise.
13944 (add_vdef_op): Likewise.
13945 (get_expr_operands): Likewise.
13946 (push_stmt_changes): Use type safe memory macros.
13947 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
13948 keywords as variable names.
13949 (conditional_replacement): Likewise.
13950 (minmax_replacement): Likewise.
13951 (abs_replacement): Likewise.
13952 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
13953 coding conventions.
13954 (insert_fake_stores): Avoid using C++ keywords as variable names.
13955 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
13957 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
13958 (heapvar_insert): Use type safe memory macros.
13959 (new_var_info): Cast according to the coding conventions.
13960 (new_constraint): Likewise.
13961 (remove_preds_and_fake_succs): Use type safe memory macros.
13962 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
13964 (thread_single_edge): Likewise.
13965 (thread_through_loop_header): Likewise.
13967 2007-06-06 Eric Christopher <echristo@apple.com>
13969 * config/i386/i386.c (override_options): Move handling
13970 of TARGET_SUBTARGET* earlier.
13972 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
13974 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
13977 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
13979 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
13980 emited outside of basic block.
13981 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
13982 the created blocks.
13983 * rtl.h (delete_insn_chain): Declaration changed.
13984 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
13986 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
13987 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
13988 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
13989 to delete_insn_chain.
13990 (rtl_verify_flow_info_1): Verify that the insns in header and footer
13991 do not have bb field set.
13992 (rtl_verify_flow_info): Verify that insns between basic blocks do not
13994 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
13995 * cfgcleanup.c (try_optimize_cfg): Ditto.
13997 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
13999 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
14000 (lambda_body_vector_new): Use type safe memory macros.
14001 (lambda_linear_expression_new): Likewise.
14002 (lambda_loopnest_new): Likewise.
14003 (lambda_lattice_new): Likewise.
14004 (replace_uses_equiv_to_x_with_y): Cast according to the coding
14005 conventions. Use type safe memory macros.
14006 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
14007 (lambda_body_vector_s): Likewise.
14008 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
14009 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
14011 2007-06-06 Richard Guenther <rguenther@suse.de>
14013 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
14014 if we need to schedule cfg_cleanup.
14015 (tree_ssa_forward_propagate_single_use_vars): Do so.
14017 2007-06-06 Ian Lance Taylor <iant@google.com>
14019 * fold-const.c (merge_ranges): If range_successor or
14020 range_predecessor fail, just return 0.
14022 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
14024 PR tree-optimization/32216
14025 * tree-vectorizer.c (supportable_widening_operation): Determine
14026 signedness of FIX_TRUNC_EXPR from output operand.
14027 (supportable_narrowing_operation): Ditto.
14028 * tree-vect-generic.c (expand_vector_operations_1): Determine
14029 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
14030 from input operand.
14032 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
14034 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
14035 (struct pta): ...from here. Change flags to unsigned to avoid
14036 excessive casting (as it is used as a bit mask).
14037 (override_options): Add casts according to the coding convenventions.
14038 (x86_64_elf_unique_section): Likewise.
14039 (examine_argument): Avoid using C++ keywords as variable names.
14040 (construct_container): Likewise.
14041 (legitimize_pic_address): Likewise.
14042 (get_dllimport_decl): Cast according to the coding conventions. Use
14043 type safe memory macros.
14044 (legitimize_address): Cast according to the coding conventions.
14045 (emit_i387_cw_initialization): Corrected the type of slot to enum
14047 (ix86_init_machine_status): Use type safe memory macros.
14048 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
14049 (bdesc_pcmpistr): Likewise.
14050 (bdesc_crc32): Likewise.
14051 (bdesc_sse_3arg): Likewise.
14052 (bdesc_2arg): Likewise.
14053 (bdesc_1arg): Likewise.
14054 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
14055 (ix86_expand_sse_pcmpistr): Likewise.
14056 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
14057 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
14058 int to match the langhook definition.
14059 (ix86_builtin_conversion): Change the type of code to unsigned init to
14060 match the langhook definition.
14061 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
14063 (ix86_preferred_output_reload_class): Likewise.
14064 (ix86_cannot_change_mode_class): Likewise.
14065 (ix86_memory_move_cost): Likewise.
14066 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
14067 avoid excessive casting later on.
14068 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
14070 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
14072 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
14073 as flags setting insn.
14074 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
14076 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
14078 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
14079 (UNSPEC_ROUND): New.
14080 ("sse4_1_round<mode>2"): New insn pattern.
14081 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
14083 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
14084 expander using SSEMODEF mode macro. Expand using
14085 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
14086 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
14087 expander using SSEMODEF mode macro. Expand using
14088 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
14089 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
14090 expander using SSEMODEF mode macro. Expand using
14091 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
14092 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
14093 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
14094 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
14097 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
14098 Sebastian Pop <sebpop@gmail.com>
14100 * lambda.h (build_linear_expr): New.
14101 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
14102 Use build_linear_expr, call fold and force_gimple_operand.
14103 (lambda_loopnest_to_gcc_loopnest): Check that there is
14104 something to insert.
14105 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
14107 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
14109 PR preprocessor/23479
14110 * doc/extend.texi: Document the 0b-prefixed binary integer
14111 constant extension.
14113 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
14115 PR tree-optimization/32215
14116 * tree-vectorizer.c (supportable_widening_operation): Return false
14117 for unsupported FIX_TRUNC_EXPR tree code.
14118 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
14120 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
14122 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
14123 register on SPE targets. Change documentation to reflect
14125 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
14126 Change FIXED_SCRATCH to 14 and document why we're keeping r14
14127 out of the register allocation pool.
14128 (rs6000_reg_live_or_pic_offset_p): New function.
14129 (rs6000_emit_prologue): Move the actual saving of LR up to free
14130 r0 for holding r11. Split saving of SPE 64-bit registers into
14131 its own case. Ensure that offsets will always be in-range for
14132 'evstdd' by using r11 as a scratch register to point at the start
14133 of the SPE save area. Save r11 if necessary, as it is the static
14135 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
14136 into its own case. Ensure that offsets will always be in-range
14137 for 'evldd' by using r11 as a scratch register to point at the
14138 start of the SPE save area. Also adjust r11 when restoring
14139 the stack pointer to compensate for pre-loading r11.
14141 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
14143 * cfg.c (init_flow): Use type safe memory macros.
14144 (alloc_block): Likewise.
14145 (unchecked_make_edge): Likewise.
14146 (dump_flow_info): Avoid using C++ keywords as variable names.
14147 (copy_original_table_clear): Cast according to the coding conventions.
14148 (copy_original_table_set): Likewise.
14149 * cfgexpand (label_rtx_for_bb): Likewise.
14150 (expand_gimple_basic_block): Likewise.
14151 * cfghooks.c (dump_bb): Likewise.
14152 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
14154 (lv_add_condition_to_bb): Likewise.
14155 * cfglayout (relink_block_chain): Cast according to the coding
14157 (fixup_reorder_chain): Likewise.
14158 (fixup_fallthru_exit_predecessor): Likewise.
14159 * cfgloop.c (glb_enum_p): Likewise.
14160 (get_exit_description): Likewise.
14161 (dump_recorded_exit): Likewise.
14162 * cfgloop.h (enum loop_estimation): Move out of struct scope...
14163 (struct loop): ... from here.
14164 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
14166 * cfgrtl.c (rtl_create_basic_block): Likewise.
14167 (rtl_split_block): Likewise.
14168 (rtl_dump_bb): Likewise.
14169 (cfg_layout_split_block): Likewise.
14170 (init_rtl_bb_info): Use typesafe memory macros.
14172 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
14173 * graphds.h: Updated all usages of edge to graph_edge.
14174 * graphds.c: Likewise.
14175 * cfgloopanal.c: Likewise.
14177 2007-06-05 Ian Lance Taylor <iant@google.com>
14179 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
14180 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
14181 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
14183 (test_for_singularity): Likewise.
14185 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
14187 * config/i386/constraints.md ("Y2"): Replaced by ...
14189 * config/i386/i386.md: Likewise.
14190 * config/i386/mmx.md: Likewise.
14191 * config/i386/sse.md: Likewise.
14193 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
14195 * config/i386/constraints.md ("z"): Replaced by ...
14197 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
14198 (sse4_1_blendvps): Likewise.
14199 (sse4_1_pblendvb): Likewise.
14200 (sse4_2_pcmpestr): Likewise.
14201 (sse4_2_pcmpestrm): Likewise.
14202 (sse4_2_pcmpestr_cconly): Likewise.
14203 (sse4_2_pcmpistr): Likewise.
14204 (sse4_2_pcmpistrm): Likewise.
14205 (sse4_2_pcmpistr_cconly): Likewise.
14207 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
14209 * matrix-reorg.c (transform_access_sites): Fix computation.
14210 (transform_allocation_sites): Same.
14212 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
14214 * config/i386/i386.c (override_options): Use
14215 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
14217 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
14219 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
14220 (nonimm_not_xmm0_operand): Ditto.
14221 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
14222 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
14223 as operand[2] predicate. Require "z" class XMM register for
14224 operand[3]. Adjust asm template.
14225 ("sse4_1_blendvpd"): Ditto.
14226 ("sse4_1_pblendvb"): Ditto.
14227 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
14228 force op2 into xmm0 register for variable blend instructions.
14230 2007-06-04 Tom Tromey <tromey@redhat.com>
14232 * c-tree.h (start_enum): Update.
14233 (build_enumerator): Likewise.
14234 * c-decl.c (enum_next_value): Removed.
14235 (enum_overflow): Likewise.
14236 (start_enum): Add c_enum_contents argument. Don't use globals.
14237 (build_enumerator): Likewise.
14238 * c-tree.h (struct c_enum_contents): New struct.
14240 2007-06-04 Tom Tromey <tromey@redhat.com>
14242 * c-common.c (c_common_get_alias_set): Fix indentation.
14244 2007-06-04 Ian Lance Taylor <iant@google.com>
14246 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
14247 to overflow, reduce overflow infinity to regular infinity.
14248 (vrp_var_may_overflow): New static function.
14249 (vrp_visit_phi_node): Check vrp_var_may_overflow.
14251 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
14253 * stor-layout.c (layout_type): Remove duplicate code.
14255 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
14258 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
14259 before build_common_builtin_nodes ().
14261 2007-06-04 Steve Ellcey <sje@cup.hp.com>
14264 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
14266 2007-06-04 Jan Hubicka <jh@suse.cz>
14268 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
14269 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
14270 instead of _stat version.
14272 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
14274 PR tree-optimization/32194
14275 * tree-predcom.c (determine_offset): Check that both references have
14278 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
14280 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
14281 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
14282 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
14283 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
14284 Add argument to iterate_fix_dominators call.
14285 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
14286 * gcse.c (hoist_code): Change domby to vector.
14287 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
14288 Add argument to iterate_fix_dominators call.
14289 * loop-doloop.c (doloop_modify): Changed recount_dominator to
14290 recompute_dominator.
14291 * lambda-code.c (perfect_nestify): Ditto.
14292 * cfgloopanal.c: Include graphds.h.
14293 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
14294 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
14295 (mark_irreducible_loops): Use graphds_scc. Remove argument from
14297 * graphds.c: New file.
14298 * graphds.h: New file.
14299 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
14300 (get_dominated_by, get_dominated_by_region): Change return type to
14302 (verify_dominators): Recompute all dominators and compare the results.
14303 (recount_dominator): Renamed to ...
14304 (recompute_dominator): ... this. Do not check that the block is
14305 dominated by entry.
14306 (iterate_fix_dominators): Reimplemented.
14307 (prune_bbs_to_update_dominators, root_of_dom_tree,
14308 determine_dominators_for_sons): New functions.
14309 * et-forest.c (et_root): New function.
14310 * et-forest.h (et_root): Declare.
14311 * Makefile.in (graphds.o): Add.
14312 (cfgloopanal.o): Add graphds.h dependency.
14313 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
14314 * basic-block.h (get_dominated_by, get_dominated_by_region,
14315 iterate_fix_dominators): Declaration changed.
14316 (recount_dominator): Renamed to ...
14317 (recompute_dominator): ... this.
14318 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
14319 (thread_through_all_blocks): Do not free dominance info.
14321 2007-06-03 Andreas Schwab <schwab@suse.de>
14323 * config/m68k/m68k.c (override_options): Don't override
14325 * config/m68k/m68k-modes.def (SF, DF): Define to use
14326 motorola_single_format and motorola_double_format, resp.
14327 * real.c (motorola_single_format): Renamed from
14328 coldfire_single_format.
14329 (motorola_double_format): Renamed from coldfire_double_format.
14330 (encode_ieee_extended): Generate a proper canonical NaN image
14331 respecting canonical_nan_lsbs_set.
14332 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
14334 * real.h: Adjust declarations.
14336 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
14339 * config/sh/sh.md (symGOT_load): Don't schedule insns when
14340 the symbol is generated with the stack protector.
14342 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
14344 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
14345 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
14347 * doc/extend.texi (interrupt): Mention m68k.
14349 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
14351 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
14352 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
14353 (ix86_expand_sse_pcmpestr): Do not check operands for
14354 "register_operand", when insn operand predicate is "register_operand".
14355 (ix86_expand_sse_pcmpistr): Ditto.
14357 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
14358 Uros Bizjak <ubizjak@gmail.com>
14360 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
14361 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
14362 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
14363 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
14364 * config/i386/constraints.md ("z"): New register constraint
14365 for members of SSE_FIRST_REG class.
14366 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
14367 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
14368 SSE_FIRST_REG class.
14369 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
14370 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
14371 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
14372 (IX86_BUILTIN_PCMPESTRM128): Likewise.
14373 (IX86_BUILTIN_PCMPESTRA128): Likewise.
14374 (IX86_BUILTIN_PCMPESTRC128): Likewise.
14375 (IX86_BUILTIN_PCMPESTRO128): Likewise.
14376 (IX86_BUILTIN_PCMPESTRS128): Likewise.
14377 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
14378 (IX86_BUILTIN_PCMPISTRI128): Likewise.
14379 (IX86_BUILTIN_PCMPISTRM128): Likewise.
14380 (IX86_BUILTIN_PCMPISTRA128): Likewise.
14381 (IX86_BUILTIN_PCMPISTRC128): Likewise.
14382 (IX86_BUILTIN_PCMPISTRO128): Likewise.
14383 (IX86_BUILTIN_PCMPISTRS128): Likewise.
14384 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
14385 (struct builtin_description): Change "flag" field to unsigned.
14386 (bdesc_pcmpestr): New builtin description table.
14387 (bdesc_pcmpistr): Likewise.
14388 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
14389 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
14390 Initialize pcmp[ei]str[im] insns for SSE4.2.
14391 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
14392 (ix86_expand_sse_pcmpistr): Likewise.
14393 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
14394 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
14395 (UNSPEC_PCMPISTR): Likewise.
14396 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
14397 (sse4_2_pcmpestri):New isns pattern.
14398 (sse4_2_pcmpestrm): Likewise.
14399 (sse4_2_pcmpestr_cconly): Likewise.
14400 (sse4_2_pcmpistr): New insn patern and splitter.
14401 (sse4_2_pcmpistri):New isns pattern.
14402 (sse4_2_pcmpistrm): Likewise.
14403 (sse4_2_pcmpistr_cconly): Likewise.
14404 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
14407 2007-06-01 David Daney <ddaney@avtrex.com>
14409 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
14410 LOADGP_ABSOLUTE and not binds_local_p.
14412 2007-06-01 Geoffrey Keating <geoffk@apple.com>
14414 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
14416 2007-06-01 Ian Lance Taylor <iant@google.com>
14418 * tree-vrp.c (compare_name_with_value): Always set
14419 used_strict_overflow if we get a result from the variable itself.
14421 2007-06-01 Ian Lance Taylor <iant@google.com>
14423 PR rtl-optimization/31455
14424 * lower-subreg.c (find_decomposable_subregs): Don't decompose
14425 subregs which have a cast between modes which are not tieable.
14427 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
14429 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
14430 breaks after return statements.
14432 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
14434 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
14435 only after no_new_pseudos.
14437 2007-05-31 Eric Christopher <echristo@apple.com>
14439 * expr.c (convert_move): Assert that we don't have a BLKmode
14441 (store_expr): Handle BLKmode moves by calling emit_block_move.
14443 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
14445 * c-typeck.c (build_indirect_ref): Include type in error message.
14446 (build_binary_op): Pass types to binary_op_error.
14447 * c-common.c (binary_op_error): Take two type arguments, print out
14449 * c-common.h (binary_op_error): Update prototype.
14451 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
14453 * config/i386/i386.c: Correct coments on -mno-sse4.
14455 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
14457 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
14458 (x86_64-*-*): Likewise.
14459 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
14460 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
14461 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
14462 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
14463 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
14464 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
14465 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
14466 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
14467 (OPTION_MASK_ISA_SSE4): Likewise.
14468 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
14469 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
14470 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
14471 (override_options): Support SSE4.2.
14472 (ix86_build_const_vector): Support SImode and DImode.
14473 (ix86_build_signbit_mask): Likewise.
14474 (ix86_expand_int_vcond): Support V2DImode.
14475 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
14476 (IX86_BUILTIN_CRC32HI): Likewise.
14477 (IX86_BUILTIN_CRC32SI): Likewise.
14478 (IX86_BUILTIN_CRC32DI): Likewise.
14479 (IX86_BUILTIN_PCMPGTQ): Likewise.
14480 (bdesc_crc32): Likewise.
14481 (bdesc_sse_3arg): Likewise.
14482 (ix86_expand_crc32): Likewise.
14483 (ix86_init_mmx_sse_builtins): Support SSE4.2.
14484 (ix86_expand_builtin): Likewise.
14485 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
14486 __SSE4_2__ for -msse4.2.
14487 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
14488 (CRC32MODE): Likewise.
14489 (crc32modesuffix): Likewise.
14490 (crc32modeconstraint): Likewise.
14491 (sse4_2_crc32<mode>): Likewise.
14492 (sse4_2_crc32di): Likewise.
14493 * config/i386/i386.opt (msse4.2): New for SSE4.2.
14495 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
14496 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
14497 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
14498 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
14499 (vcondu<mode>): Likewise.
14500 * doc/extend.texi: Document SSE4.2 built-in functions.
14501 * doc/invoke.texi: Document -msse4.2/-msse4.
14503 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
14505 PR tree-optimization/32160
14506 * tree-predcom.c (predcom_tmp_var): New function. Mark created
14507 variable as gimple reg.
14508 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
14510 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
14512 * gcc.c (main): Don't consider linker options when issuing the
14513 warning about a linker input file not being used.
14515 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14517 * tree-vrp.c (compare_names): Initialize sop.
14519 2007-05-30 Dirk Mueller <dmueller@suse.de>
14521 * cgraphunit.c (cgraph_analyze_function): Remove
14522 computation of inline parameters.
14524 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
14526 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
14528 2007-05-30 Richard Sandiford <richard@codesourcery.com>
14530 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
14531 Add vx-common.h. Include vxworks.h between vx-common.h and
14533 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
14535 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
14536 (TARGET_ASM_DESTRUCTOR): Likewise.
14537 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
14538 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
14539 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
14540 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
14541 (VXWORKS_ENDIAN_SPEC): Define.
14542 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
14543 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
14544 VXWORKS_* equivalents.
14545 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
14546 (ASM_FILE_START): Delete.
14547 (TARGET_VERSION): Reformat.
14548 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
14549 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
14550 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
14551 (FPBIT, DPBIT): Define.
14552 (fp-bit.c, dp-bit.c): New rules.
14553 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
14554 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
14555 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
14556 * config/arm/arm.h: Include vxworks-dummy.h.
14557 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
14558 Mark with ATTRIBUTE_UNUSED.
14559 (arm_override_options): Do not allow VxWorks RTP PIC to be used
14560 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
14561 make it incompatible with -msingle-pic-base.
14562 (arm_function_ok_for_sibcall): Return false for calls that might
14563 go through a VxWorks PIC PLT entry.
14564 (require_pic_register): New function, split out from...
14565 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
14567 (arm_load_pic_register): Handle the VxWorks RTP initialization
14568 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
14569 (arm_emit_call_insn): New function.
14570 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
14571 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
14572 (pic_offset_arm): New pattern.
14573 (call, call_value): Use arm_emit_call_insn.
14574 (call_internal, call_value_internal): New expanders.
14575 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
14576 VxWorks unless __PIC__.
14578 2007-05-30 Eric Christopher <echristo@gmail.com>
14580 * genrecog.c: Include regs.h in generated file.
14581 * genemit.c: Ditto. Fix up formatting.
14582 * config/mn10300/constraints.md: New.
14583 * config/mn10300/mn10300.md: Include.
14584 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
14585 Fix up for removed macro.
14586 * config/mn10300/predicates.md (call_address_operand): Ditto.
14587 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
14588 (CONST_OK_FOR_I): Ditto.
14589 (CONST_OK_FOR_J): Ditto.
14590 (CONST_OK_FOR_K): Ditto.
14591 (CONST_OK_FOR_L): Ditto.
14592 (CONST_OK_FOR_M): Ditto.
14593 (CONST_OK_FOR_N): Ditto.
14594 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
14598 (EXTRA_CONSTRAINT): Ditto.
14600 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
14602 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
14604 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
14605 OPTION_MASK_ISA_64BIT.
14606 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
14608 2007-05-30 Richard Guenther <rguenther@suse.de>
14610 PR middle-end/32152
14611 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
14612 types for comparison.
14613 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
14614 with original typed arguments.
14615 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
14617 2007-05-30 Jakub Jelinek <jakub@redhat.com>
14619 PR tree-optimization/31769
14620 * except.c (duplicate_eh_regions): Clear prev_try if
14621 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
14623 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
14625 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
14626 * tree-ssa-sink.c (statement_sink_location): Return basic block and
14627 bsi of the location where statements should be inserted.
14628 (sink_code_in_bb): Take bsi from statement_sink_location.
14629 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
14630 instead of bsi_start.
14631 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
14633 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
14634 (bsi_move_before): Document inconsistency with bsi_move_after.
14635 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
14637 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
14639 * config/i386/i386.h (TARGET_ABM): New define.
14640 (TARGET_POPCNT): Ditto.
14641 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
14642 New temporary defines to redefine from OPTION_ISA_* defines.
14643 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
14644 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
14645 (ix86_isa_flags): New extern int declaration.
14646 (TARGET_SUBTARGET_DEFAULT): New define.
14647 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
14648 (TARGET_SUBTARGET32_DEFAULT): Ditto.
14649 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
14650 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
14651 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
14652 * config/i386/darwin.h: Change TARGET_64BIT define to
14655 * config/i386/i386.opt (m3dnowa): Define as undocumented option
14656 using existing "ix86_isa_flags" varible.
14657 (m32, m64): Use existing "ix86_isa_flags" variable.
14658 (mmmx, m3dnow): Ditto.
14659 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
14660 (mabm): Define as non-negative option using "x86_abm" variable.
14661 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
14663 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
14664 Rewrite feature test bitmap.
14665 (ix86_isa_flags): New initialized global int varible.
14666 (ix86_isa_flags_explicit): New static int variable.
14667 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
14668 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
14669 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
14670 target_flags_explicit.
14671 (override_options): Remove "target_enable" and "target_disable" fields
14672 from "struct ptt". Update processor_target_table accordingly. Remove
14673 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
14674 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
14675 "target_flags" and "ix86_isa_flags_explicit" instead of
14676 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
14677 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
14678 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
14679 to true when either of PTA_POPCNT or PTA_ABM is set in
14680 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
14681 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
14682 processor_alias_table flags entry. Remove handling of
14683 "target_enable" and "target_disable" fields of processor_target_table.
14684 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
14685 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
14686 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
14687 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
14688 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
14690 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
14692 2007-05-29 David Daney <ddaney@avtrex.com>
14695 * config/mips/mips.c (mips_output_mi_thunk): Emit
14696 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
14698 2007-05-29 Hui-May Chang <hm.chang@apple.com>
14699 * config/i386/i386.c (ix86_function_regparm): Added checking of
14700 ix86_force_align_arg_pointer to determine the number of
14701 register parameters.
14703 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
14705 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
14706 (SET_DR_MISALIGNMENT): New.
14707 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
14708 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
14709 Use SET_DR_MISALIGNMENT.
14710 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
14712 * tree-data-ref.c (create_data_ref, compute_all_dependences,
14713 find_loop_nest): Export.
14714 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
14715 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
14716 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
14717 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
14719 (struct mem_ref): Add field reuse_distance.
14720 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
14721 Initialize reuse_distance field.
14722 (issue_prefetch_ref): Select temporality of prefetch according to
14724 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
14725 self_reuse_distance, determine_loop_nest_reuse): New functions.
14726 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
14727 (tree_ssa_prefetch_arrays): Dump L2 cache size.
14728 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
14731 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
14733 * tree-ssa-alias.c: Add aliasing overview.
14735 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
14736 Danny Smith <dannysmith@users.sourceforge.net>
14739 * config/i386/t-crtfm: Compile crtfastmath.o with
14740 -minline-all-stringops.
14741 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
14742 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
14744 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14746 * doc/md.texi: Document constraints on HP PA-RISC.
14748 * pa/constraints.md: New file.
14749 * pa.md: Include constraints.md.
14750 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
14751 (integer_store_memory_operand, ldil_cint_p): New functions.
14752 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
14753 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
14754 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
14755 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
14756 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
14758 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
14761 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
14762 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
14763 case POSTDECREMENT_EXPR>): Return the error_mark_node
14764 if either the real or imaginary parts would an
14767 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
14769 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
14770 name when we remove it from a call.
14772 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
14774 * targhooks.c (default_narrow_bitfield): Remove.
14775 * targhooks.h: Remove the prototype for
14776 default_narrow_bitfield.
14778 * langhooks-def.h: Remove the prototype for
14779 hook_get_alias_set_0.
14780 * langhooks.c (hook_get_alias_set_0): Remove.
14782 * global.c (EXECUTE_IF_CONFLICT): Remove.
14784 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
14787 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
14788 return true when truth_value_p is true and the type
14791 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
14793 * doc/install.texi (Prerequisites): We no longer require Autoconf
14794 2.13 for the top-level.
14796 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
14798 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
14799 memory access via x86_expand_vector_move_misalign() only for
14800 TImode values on 32-bit targets.
14802 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
14804 * matrix-reorg.c: New file. Implement matrix flattening and
14805 transposing optimization.
14806 * tree-pass.h: Add matrix reorg pass.
14807 * common.opt: Add fipa-mreorg flag.
14808 * Makefile.in: Add matrix-reorg.c.
14809 * passes.c: Add matrix reorg pass.
14810 * varpool.c (add_new_static_var): New function.
14811 * cgraph.h (add_new_static_var): Declare.
14813 2007-05-27 Eric Christopher <echristo@apple.com>
14815 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
14816 sp_offset depending on stack size. Save r12 depending
14817 on registers we're saving later.
14818 (rs6000_emit_epilogue): Update sp_offset depending only
14821 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
14823 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
14824 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
14825 * ifcvt.c (if_convert): Ditto.
14826 * tree-ssa-threadupdate.c (thread_block): Ditto.
14827 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
14828 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
14829 verify_loop_closed_ssa): Check number_of_loops instead of
14831 * predict.c (tree_estimate_probability): Ditto.
14832 * tree-if-conv.c (main_tree_if_conversion): Ditto.
14833 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
14834 * modulo-sched.c (sms_schedule): Ditto.
14835 * tree-scalar-evolution.c (scev_const_prop): Ditto.
14836 (scev_finalize): Do not do anything if scev analysis was not
14838 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
14839 current_loops == NULL.
14840 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
14841 * loop-init.c (loop_optimizer_init): Do not free current_loops when
14842 there are no loops.
14843 (loop_optimizer_finalize): Assert that loops were analyzed.
14844 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
14845 rtl_doloop): Check number_of_loops instead of current_loops.
14846 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
14847 current_loops == NULL.
14848 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
14849 gate_tree_vectorize tree_linear_transform, check_data_deps,
14850 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
14851 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
14852 Check number_of_loops instead of current_loops.
14853 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
14854 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
14855 free loops if available.
14856 (execute_pre): Do not pass do_fre to fini_pre.
14858 2007-05-27 Tobias Burnus <burnus@net-b.de>
14860 PR middle-end/32083
14861 * real.c (mpfr_from_real): Fix sign of -Inf.
14863 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
14865 * tree-vect-transform.c (vectorizable_conversion): Initialize
14866 tree_code variables to ERROR_MARK.
14867 (vectorizable_type_demotion): Likewise.
14868 (vectorizable_type_promotion): Likewise.
14870 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
14873 * config/i386/i386.md (movti): Handle push operands via
14874 ix86_expand_push().
14876 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
14878 * basic-block.h: Remove the prototype for merge_seq_blocks.
14879 * cfgcleanup.c (merge_seq_blocks): Remove.
14881 * tree-flow.h: Remove the prototype for is_aliased_with.
14882 * tree-ssa-alias.c (is_aliased_with): Remove.
14884 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
14886 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
14888 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
14890 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
14891 ix86_expand_sse4_unpack if SSE4.1 is enabled.
14892 (vec_unpacks_hi_v16qi): Likewise.
14893 (vec_unpacku_lo_v16qi): Likewise.
14894 (vec_unpacks_lo_v16qi): Likewise.
14895 (vec_unpacku_hi_v8hi): Likewise.
14896 (vec_unpacks_hi_v8hi): Likewise.
14897 (vec_unpacku_lo_v8hi): Likewise.
14898 (vec_unpacks_lo_v8hi): Likewise.
14899 (vec_unpacku_hi_v4si): Likewise.
14900 (vec_unpacks_hi_v4si): Likewise.
14901 (vec_unpacku_lo_v4si): Likewise.
14902 (vec_unpacks_lo_v4si): Likewise.
14904 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
14906 * c-typeck.c, config/arm/arm.c, config/darwin.c,
14907 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
14908 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
14909 follow spelling conventions in various
14910 warning/error/diagnostic messages.
14912 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
14913 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
14914 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
14915 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
14916 tree-vrp.c: Fix comment typos. Follow spelling conventions.
14917 * doc/tm.texi: Follow spelling conventions.
14919 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
14922 * tree-ssa-forwprop.c
14923 (forward_propagate_addr_into_variable_array_index): Remove
14924 the lhs argument. Use the type of def_rhs instead of lhs.
14925 (forward_propagate_addr_expr_1): Update use of
14926 forward_propagate_addr_into_variable_array_index.
14928 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
14929 Nigel Stephens <nigel@mips.com>
14931 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
14932 function attributes, "far" being an alias for "long_call".
14933 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
14934 (mips_near_type_p, mips_far_type_p): New.
14935 (mips_comp_type_attributes): New function to check that attributes
14936 attached to a function type are compatible.
14937 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
14938 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
14939 to the target function of the thunk.
14940 (mips_encode_section_info): Check for "near" and "far" function
14941 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
14943 * config/mips/predicates.md (const_call_insn_operand): Test only
14944 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
14946 * doc/extend.texi (Function Attributes): Document MIPS "near" and
14949 * testsuite/gcc.target/mips/near-far-1.c: New test case.
14950 * testsuite/gcc.target/mips/near-far-2.c: New test case.
14951 * testsuite/gcc.target/mips/near-far-3.c: New test case.
14952 * testsuite/gcc.target/mips/near-far-4.c: New test case.
14954 2007-05-25 Eric Christopher <echristo@apple.com>
14956 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
14957 to x86-darwin configurations.
14958 * config/i386/t-darwin: Add softfp support.
14959 * config/i386/t-darwin64: Ditto.
14960 * config/i386/sfp-machine.h: If mach then don't use
14961 aliasing, emit a stub to call.
14963 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
14965 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
14966 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
14967 tree-predcom.c, tree-ssa-alias-warnings.c,
14968 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
14969 comment typos. Follow spelling conventions.
14970 * doc/cpp.texi, doc/invoke.texi: Fix typos.
14972 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
14975 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
14976 constants into memory. Expand unaligned memory references for
14977 SSE modes via x86_expand_vector_move_misalign() function.
14979 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
14981 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
14982 "memory" attribute for "sseishft" type insn without operands[2].
14984 2007-05-25 Dirk Mueller <dmueller@suse.de>
14985 Marcus Meissner <meissner@suse.de>
14987 * doc/extend.texi (alloc_size): New attribute.
14988 * c-common.c (handle_alloc_size_attribute): New.
14989 * tree-object-size.c (alloc_object_size): Use alloc_size
14990 attribute, if available.
14992 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
14994 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
14996 (__builtin_ia32_vec_ext_v2di): Likewise.
14997 (__builtin_ia32_vec_ext_v4si): Likewise.
14998 (__builtin_ia32_vec_ext_v8hi): Likewise.
14999 (__builtin_ia32_vec_ext_v16qi): Likewise.
15000 (__builtin_ia32_vec_set_v8hi): Likewise.
15002 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
15004 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
15006 2007-05-25 Richard Sandiford <richard@codesourcery.com>
15008 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
15009 (arm_is_longcall_p): Rename to...
15010 (arm_is_long_call_p): ...this. Take a single tree argument and
15012 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
15013 (CUMULATIVE_ARGS): Remove call_cookie.
15014 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
15015 (ENCODED_LONG_CALL_ATTR_P): Delete.
15016 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
15017 LONG_CALL_FLAG_CHAR cases.
15018 (ARM_DECLARE_FUNCTION_SIZE): Delete.
15019 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
15020 ARM_DECLARE_FUNCTION_SIZE.
15021 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
15022 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
15023 (arm_encode_call_attribute, current_file_function_operand): Delete.
15024 (arm_function_in_section_p): New function.
15025 (arm_is_longcall_p): Rename to...
15026 (arm_is_long_call_p): ...this. Take the target function as a single
15027 argument and return a bool. Do not rely on call cookies. Check
15028 whether the target symbol is in the same section as the current
15029 function, not just the same compilation unit.
15030 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
15031 (arm_encode_section_info): Don't encode a call type.
15032 * config/arm/arm.md (call, call_value): Update calls to
15033 arm_is_long(_)call_p. Simplify logic.
15034 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
15035 Update calls to arm_is_long(_)call_p.
15037 2007-05-25 Richard Guenther <rguenther@suse.de>
15039 PR tree-optimization/31982
15040 * tree-ssa-forwprop.c
15041 (forward_propagate_addr_into_variable_array_index): Handle arrays
15042 with element size one.
15044 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
15046 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
15047 (umulsi3_highpart): Likewise.
15049 2007-05-24 Ian Lance Taylor <iant@google.com>
15051 PR rtl-optimization/32069
15052 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
15055 2007-05-24 Ollie Wild <aaw@google.com>
15057 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
15060 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
15062 * postreload-gcse.c (reg_changed_after_insn_p): New function.
15063 (oprs_unchanged_p): Use it to check all registers in a REG.
15064 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
15065 (reg_set_between_after_reload_p): Delete.
15066 (reg_used_between_after_reload_p): Likewise.
15067 (reg_set_or_used_since_bb_start): Likewise.
15068 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
15069 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
15070 Use reg_set_between_p instead of reg_set_between_after_reload_p.
15071 * rtlanal.c (reg_set_p): Check whether REG overlaps
15072 regs_invalidated_by_call, rather than just checking the
15073 membership of REGNO (REG).
15075 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
15077 * doc/passes.texi: Document predictive commoning.
15078 * doc/invoke.texi (-fpredictive-commoning): Document.
15079 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
15080 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
15081 adding indices to the generated name.
15082 (schedule_sm): Pass 0 to get_lsm_tmp_name.
15083 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
15084 * tree-pretty-print.c (op_symbol_1): Renamed to ...
15085 (op_symbol_code): ... and exported.
15086 (dump_omp_clause, op_symbol): Use op_symbol_code
15087 instead of op_symbol_1.
15088 * tree-pass.h (pass_predcom): Declare.
15089 * timevar.def (TV_PREDCOM): New timevar.
15090 * tree-ssa-loop.c (run_tree_predictive_commoning,
15091 gate_tree_predictive_commoning, pass_predcom): New.
15092 * tree-data-ref.c (find_data_references_in_loop): Find the
15093 references in dominance order.
15094 (canonicalize_base_object_address): Ensure that the result has
15096 (dr_analyze_innermost): Export.
15097 (create_data_ref): Code to fail for references with invariant
15099 (find_data_references_in_stmt): ... here.
15100 * tree-data-ref.h (dr_analyze_innermost): Declare.
15101 * tree-affine.c: Include tree-gimple.h and hashtab.h.
15102 (aff_combination_find_elt, name_expansion_hash,
15103 name_expansion_eq, tree_to_aff_combination_expand,
15104 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
15106 * tree-affine.h (aff_combination_constant_multiple_p,
15107 tree_to_aff_combination_expand): Declare.
15108 * tree-predcom.c: New file.
15109 * common.opt (fpredictive-commoning): New option.
15110 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
15111 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
15112 * Makefile.in (tree-predcom.o): Add.
15113 (tree-affine.o): Add TREE_GIMPLE_H dependency.
15114 * passes.c (init_optimization_passes): Add dceloop after
15115 copy propagation in loop optimizer. Add predictive commoning
15116 to loop optimizer passes.
15118 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
15120 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
15123 2007-05-24 Jan Hubicka <jh@suse.cz>
15125 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
15127 (genheader): Include statistics.h.
15129 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
15131 * print-rtl.c (flag_dump_unnumbered): Update comments.
15132 (print_rtl): Fix my previous change.
15133 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
15136 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
15138 PR middle-end/32018
15139 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
15141 (thread_through_all_blocks): Call initialize_original_copy_tables
15142 and free_original_copy_tables.
15143 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
15145 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
15146 * cfghooks.c (duplicate_block): Use get_loop_copy.
15147 * cfg.c: Include cfgloop.h.
15148 (loop_copy): New hash table.
15149 (initialize_original_copy_tables): Initialize loop_copy table.
15150 (free_original_copy_tables): Free loop_copy table.
15151 (copy_original_table_clear, copy_original_table_set,
15152 set_loop_copy, get_loop_copy): New functions.
15153 (set_bb_original, set_bb_copy): Use copy_original_table_set.
15154 * cfgloop.h (struct loop): Remove copy field.
15155 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
15156 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
15158 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
15160 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
15161 -msse/-msse2/-msse3.
15163 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
15165 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
15166 __builtin_ia32_vec_set_v2di with MASK_64BIT.
15168 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
15171 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
15172 * targhooks.h (default_mangle_decl_assembler_name): Declare
15174 * targhooks.c (default_mangle_decl_assembler_name): Define
15176 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
15178 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
15179 * langhooks.c (lhd_set_decl_assembler_name): Call
15180 targetm.mangle_decl_assembler_name for names with global scope.
15182 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
15184 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
15185 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
15187 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
15188 New. Factored out of i386_pe_encode_section_info.
15189 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
15190 Move check for prior decoration of stdcall
15191 symbols to i386_pe_encode_section_info.
15192 (i386_pe_encode_section_info): Adjust call to
15193 gen_stdcall_or_fastcall_suffix. Use
15194 i386_pe_maybe_mangle_decl_assembler_name, if needed.
15195 (i386_pe_mangle_decl_assembler_name): New. Wrap
15196 i386_pe_maybe_mangle_decl_assembler_name.
15198 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
15200 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
15201 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
15202 * langhooks.c (get_signed_or_unsigned_type): Don't check for
15203 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
15204 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
15207 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
15208 Nigel Stephens <nigel@mips.com>
15209 Richard Sandiford <richard@codesourcery.com>
15211 Fix up MIPS16 hard float and add support for complex.
15213 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
15214 (TARGET_SOFT_FLOAT_ABI): New.
15215 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
15216 __mips_soft_float to reflect the ABI in use, not whether the
15217 FPU is directly accessible (e.g., in MIPS16 mode).
15218 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
15219 (UNITS_PER_FPVALUE): Likewise.
15221 * config/mips/mips.c (mips_expand_call): Remove redundant
15222 TARGET_MIPS16 check.
15223 (mips_arg_regno): New.
15224 (function_arg_advance): When setting bits in cum->fp_code for
15225 MIPS16, don't subtract 1 from cum->arg_number, since it is now
15227 (function_arg): Use mips_arg_regno.
15228 (mips_return_mode_in_fpr_p): New.
15229 (mips16_call_stub_mode_suffix): New.
15230 (mips16_cfun_returns_in_fpr_p): New.
15231 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
15232 (mips_output_function_prologue): Test mips16_hard_float, not
15233 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
15234 (mips_expand_epilogue): Call MIPS16 helper routines to copy
15235 return value into a floating-point register.
15236 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
15237 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
15238 (mips16_fp_args): Handle MIPS32r2 ISA which supports
15239 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
15240 word of double arguments from or to the high bits of 64-bit
15241 floating point registers.
15242 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
15243 (mips16_fpret_double): New helper function.
15244 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
15245 support for complex modes. Fill in DECL_RESULT for stubdecl.
15246 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
15248 * config/mips/mips16.S
15249 (RET, ARG1, ARG2): New.
15250 (MERGE_GPRf, MERGE_GPRt): New.
15251 (DELAYt, DELAYf): New.
15252 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
15253 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
15254 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
15255 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
15256 (SFOP): Renamed to...
15257 (OPSF3): This, and macro-ified. Updated all uses.
15258 (SFOP2): Renamed to...
15259 (OPSF2): This, and macro-ified. Updated all uses.
15260 (SFCMP): Renamed to...
15261 (CMPSF): This, and macro-ified. Updated all uses.
15262 (SFREVCMP): Renamed to...
15263 (REVCMPSF): This, and macro-ified. Updated all uses.
15264 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
15265 (LDDBL1, LDDBL2, RETDBL): Deleted.
15266 (DFOP): Renamed to...
15267 (OPDF3): This, and macro-ified. Updated all uses.
15268 (DFOP2): Renamed to...
15269 (OPDF2): This, and macro-ified. Updated all uses.
15270 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
15271 (DFCMP): Renamed to...
15272 (CMPDF): This, and macro-ified. Updated all uses.
15273 (DFREVCMP): Renamed to...
15274 (REVCMPDF): This, and macro-ified. Updated all uses.
15275 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
15276 (RET_FUNCTION): New.
15277 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
15278 (__mips16_ret_sc, __mips16_ret_dc): New.
15279 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
15280 STUB_ARGS_6, STUB_ARGS_10): New.
15281 (CALL_STUB_NO_RET): New.
15282 (__mips16_call_stub_1): Macro-ified.
15283 (__mips16_call_stub_5): Macro-ified.
15284 (__mips16_call_stub_2): Macro-ified.
15285 (__mips16_call_stub_6): Macro-ified.
15286 (__mips16_call_stub_9): Macro-ified.
15287 (__mips16_call_stub_10): Macro-ified.
15288 (CALL_STUB_RET): New.
15289 (__mips16_call_stub_sf_0): Macro-ified.
15290 (__mips16_call_stub_sf_1): Macro-ified.
15291 (__mips16_call_stub_sf_5): Macro-ified.
15292 (__mips16_call_stub_sf_2): Macro-ified.
15293 (__mips16_call_stub_sf_6): Macro-ified.
15294 (__mips16_call_stub_sf_9): Macro-ified.
15295 (__mips16_call_stub_sf_10): Macro-ified.
15296 (__mips16_call_stub_df_0): Macro-ified.
15297 (__mips16_call_stub_df_1): Macro-ified.
15298 (__mips16_call_stub_df_5): Macro-ified.
15299 (__mips16_call_stub_df_2): Macro-ified.
15300 (__mips16_call_stub_df_6): Macro-ified.
15301 (__mips16_call_stub_df_9): Macro-ified.
15302 (__mips16_call_stub_df_10): Macro-ified.
15303 (__mips16_call_stub_sc_0): New.
15304 (__mips16_call_stub_sc_1): New.
15305 (__mips16_call_stub_sc_5): New.
15306 (__mips16_call_stub_sc_2): New.
15307 (__mips16_call_stub_sc_6): New.
15308 (__mips16_call_stub_sc_9): New.
15309 (__mips16_call_stub_sc_10): New.
15310 (__mips16_call_stub_dc_0): New.
15311 (__mips16_call_stub_dc_1): New.
15312 (__mips16_call_stub_dc_5): New.
15313 (__mips16_call_stub_dc_2): New.
15314 (__mips16_call_stub_dc_6): New.
15315 (__mips16_call_stub_dc_9): New.
15316 (__mips16_call_stub_dc_10): New.
15318 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
15319 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
15320 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
15322 2007-05-23 Ian Lance Taylor <iant@google.com>
15324 * doc/invoke.texi (Invoking GCC): Document that the order of the
15327 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
15330 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
15331 * config/score/predicate.md (const_pow2, const_npow2): Remove.
15332 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
15336 * config/score/score.c (score_print_operand): Make sure that only
15337 lower bits are used.
15339 2007-05-22 Ian Lance Taylor <iant@google.com>
15341 * tree-vrp.c (avoid_overflow_infinity): New static function,
15342 broken out of set_value_range_to_value.
15343 (set_value_range_to_value): Call avoid_overflow_infinity.
15344 (extract_range_from_assert): Likewise.
15346 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
15348 PR middle-end/31095
15349 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
15350 change the type before looking for a COMPOUND_EXPR.
15352 2007-05-22 Ian Lance Taylor <iant@google.com>
15354 * lower-subreg.c (decompose_multiword_subregs): If we change an
15355 insn, call remove_retval_note on it.
15357 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
15359 * regs.h (end_hard_regno): New function.
15360 (END_HARD_REGNO, END_REGNO): New macros.
15361 (add_to_hard_reg_set): New function.
15362 (remove_from_hard_reg_set): Likewise.
15363 (in_hard_reg_set_p): Likewise.
15364 (overlaps_hard_reg_set_p): Likewise.
15365 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
15366 (note_btr_set): Use END_HARD_REGNO.
15367 * caller-save.c (setup_save_areas): Use end_hard_regno.
15368 (mark_set_regs): Use END_HARD_REGNO.
15369 (add_stored_regs): Use end_hard_regno.
15370 (mark_referenced_regs): Use add_to_hard_reg_set.
15371 * combine.c (update_table_tick): Use END_REGNO.
15372 (record_value_for_reg): Likewise.
15373 (record_dead_and_set_regs): Likewise.
15374 (get_last_value_validate): Likewise.
15375 (use_crosses_set_p): Likewise.
15376 (reg_dead_at_p_1): Likewise.
15377 (reg_dead_at_p): Likewise.
15378 (mark_used_regs_combine): Use add_to_hard_reg_set.
15379 (move_deaths): Use END_HARD_REGNO.
15380 (reg_bitfield_target_p): Use end_hard_regno.
15381 (distribute_notes): Use END_HARD_REGNO.
15382 * cse.c (mention_regs): Use END_REGNO.
15383 (insert): Use add_to_hard_reg_set.
15384 (invalidate): Use END_HARD_REGNO.
15385 (invalidate_for_call): Likewise.
15386 (exp_equiv_p): Use END_REGNO.
15387 (cse_insn): Likewise.
15388 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
15389 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
15390 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
15391 * function.c (keep_stack_depressed): Use end_hard_regno.
15392 * global.c (global_alloc): Use end_hard_regno.
15393 (global_conflicts): Use add_to_hard_reg_set instead of
15395 (find_reg): Likewise.
15396 (mark_reg_store): Likewise.
15397 (mark_reg_conflicts): Likewise.
15398 (mark_reg_death): Use remove_from_hard_reg_set.
15399 (mark_reg_live_nc): Delete.
15400 (set_preference): Use end_hard_regno.
15401 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
15402 remove_from_hard_reg_set.
15403 (post_mark_life): Use add_to_hard_reg_set.
15404 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
15405 (reg_becomes_live): Use add_to_hard_reg_set.
15406 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
15407 (peep2_find_free_register): Use add_to_hard_reg_set.
15408 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
15409 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
15410 * regrename.c (note_sets): Use add_to_hard_reg_set.
15411 (clear_dead_regs): Use remove_from_hard_reg_set.
15412 (regrename_optimize): Use add_to_hard_reg_set.
15413 (find_oldest_value_reg): Use in_hard_reg_set_p.
15414 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
15415 (hard_reg_set_here_p): Use end_hard_regno.
15416 (decompose): Likewise.
15417 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
15418 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
15419 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
15420 (mark_home_live): Use end_hard_regno.
15421 (spill_hard_reg): Likewise.
15422 (clear_reload_reg_in_use): Likewise.
15423 * reorg.c (delete_prior_computation): Use END_REGNO.
15424 * resource.c (update_live_status): Use END_HARD_REGNO.
15425 (mark_referenced_resources): Use add_to_hard_reg_set.
15426 (mark_set_resources): Likewise.
15427 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
15428 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
15429 (reg_overlap_mentioned_p): Likewise.
15430 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
15431 (covers_regno_no_parallel_p): Use END_REGNO.
15432 (find_regno_note): Likewise.
15433 (find_reg_fusage): Use END_HARD_REGNO.
15434 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
15435 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
15437 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
15439 * mode-switching.c (reg_dies): Change type of second argument to
15441 (optimize_mode_switching): Update accordingly.
15443 2007-05-22 Richard Sandiford <richard@codesourcery.com>
15445 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
15447 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
15448 (hard_reg_set_empty_p): ...these new functions.
15449 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
15450 GO_IF_HARD_REG_SUBSET.
15451 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
15452 instead of GO_IF_HARD_REG_EQUAL.
15453 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
15454 instead of GO_IF_HARD_REG_EQUAL.
15455 * global.c (find_reg): Use hard_reg_set_empty_p instead of
15456 GO_IF_HARD_REG_SUBSET.
15457 (modify_reg_pav): Use hard_reg_set_empty_p instead of
15458 GO_IF_HARD_REG_EQUAL.
15459 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
15460 of GO_IF_HARD_REG_SUBSET.
15461 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
15462 instead of GO_IF_HARD_REG_EQUAL.
15463 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
15464 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
15465 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
15466 of GO_IF_HARD_REG_SUBSET,
15467 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
15468 GO_IF_HARD_REG_SUBSET.
15469 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
15470 instead of GO_IF_HARD_REG_EQUAL.
15471 * config/sh/sh.c (push_regs, calc_live_regs): Use
15472 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
15473 (hard_regs_intersect_p): Delete.
15475 2007-05-22 Janis Johnson <janis187@us.ibm.com>
15477 * doc/sourcebuild.texi (Test Directives) Add dg-message.
15479 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
15480 Richard Henderson <rth@redhat.com>
15482 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
15484 (x86_64-*-*): Likewise.
15486 * i386/i386-modes.def (V2QI): New.
15488 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
15490 (override_options): Support SSE4.1.
15491 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
15492 (IX86_BUILTIN_BLENDPS): Likewise.
15493 (IX86_BUILTIN_BLENDVPD): Likewise.
15494 (IX86_BUILTIN_BLENDVPS): Likewise.
15495 (IX86_BUILTIN_PBLENDVB128): Likewise.
15496 (IX86_BUILTIN_PBLENDW128): Likewise.
15497 (IX86_BUILTIN_DPPD): Likewise.
15498 (IX86_BUILTIN_DPPS): Likewise.
15499 (IX86_BUILTIN_INSERTPS128): Likewise.
15500 (IX86_BUILTIN_MOVNTDQA): Likewise.
15501 (IX86_BUILTIN_MPSADBW128): Likewise.
15502 (IX86_BUILTIN_PACKUSDW128): Likewise.
15503 (IX86_BUILTIN_PCMPEQQ): Likewise.
15504 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
15505 (IX86_BUILTIN_PMAXSB128): Likewise.
15506 (IX86_BUILTIN_PMAXSD128): Likewise.
15507 (IX86_BUILTIN_PMAXUD128): Likewise.
15508 (IX86_BUILTIN_PMAXUW128): Likewise.
15509 (IX86_BUILTIN_PMINSB128): Likewise.
15510 (IX86_BUILTIN_PMINSD128): Likewise.
15511 (IX86_BUILTIN_PMINUD128): Likewise.
15512 (IX86_BUILTIN_PMINUW128): Likewise.
15513 (IX86_BUILTIN_PMOVSXBW128): Likewise.
15514 (IX86_BUILTIN_PMOVSXBD128): Likewise.
15515 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
15516 (IX86_BUILTIN_PMOVSXWD128): Likewise.
15517 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
15518 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
15519 (IX86_BUILTIN_PMOVZXBW128): Likewise.
15520 (IX86_BUILTIN_PMOVZXBD128): Likewise.
15521 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
15522 (IX86_BUILTIN_PMOVZXWD128): Likewise.
15523 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
15524 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
15525 (IX86_BUILTIN_PMULDQ128): Likewise.
15526 (IX86_BUILTIN_PMULLD128): Likewise.
15527 (IX86_BUILTIN_ROUNDPD): Likewise.
15528 (IX86_BUILTIN_ROUNDPS): Likewise.
15529 (IX86_BUILTIN_ROUNDSD): Likewise.
15530 (IX86_BUILTIN_ROUNDSS): Likewise.
15531 (IX86_BUILTIN_PTESTZ): Likewise.
15532 (IX86_BUILTIN_PTESTC): Likewise.
15533 (IX86_BUILTIN_PTESTNZC): Likewise.
15534 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
15535 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
15536 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
15537 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
15538 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
15539 (bdesc_ptest): New.
15540 (bdesc_sse_3arg): Likewise.
15541 (bdesc_2arg): Likewise.
15542 (bdesc_1arg): Likewise.
15543 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
15545 (ix86_expand_sse_4_operands_builtin): New.
15546 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
15547 smaller than 8 bits as the 2nd arg.
15548 (ix86_expand_sse_ptest): New.
15549 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
15550 (ix86_expand_vector_set): Support SSE4.1.
15551 (ix86_expand_vector_extract): Likewise.
15553 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
15554 __SSE4_1__ for -msse4.1.
15556 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
15557 (UNSPEC_INSERTPS): Likewise.
15558 (UNSPEC_DP): Likewise.
15559 (UNSPEC_MOVNTDQA): Likewise.
15560 (UNSPEC_MPSADBW): Likewise.
15561 (UNSPEC_PHMINPOSUW): Likewise.
15562 (UNSPEC_PTEST): Likewise.
15563 (UNSPEC_ROUNDP): Likewise.
15564 (UNSPEC_ROUNDS): Likewise.
15566 * config/i386/i386.opt (msse4.1): New for SSE4.1.
15568 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
15569 (const_pow2_1_to_32768_operand): Likewise.
15571 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
15574 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
15576 (sse4_1_insertps): Likewise.
15577 (*sse4_1_extractps): Likewise.
15578 (sse4_1_ptest): Likewise.
15579 (sse4_1_mulv2siv2di3): Likewise.
15580 (*sse4_1_mulv4si3): Likewise.
15581 (*sse4_1_smax<mode>3): Likewise.
15582 (*sse4_1_umax<mode>3): Likewise.
15583 (*sse4_1_smin<mode>3): Likewise.
15584 (*sse4_1_umin<mode>3): Likewise.
15585 (sse4_1_eqv2di3): Likewise.
15586 (*sse4_1_pinsrb): Likewise.
15587 (*sse4_1_pinsrd): Likewise.
15588 (*sse4_1_pinsrq): Likewise.
15589 (*sse4_1_pextrb): Likewise.
15590 (*sse4_1_pextrb_memory): Likewise.
15591 (*sse4_1_pextrw_memory): Likewise.
15592 (*sse4_1_pextrq): Likewise.
15593 (sse4_1_blendpd): Likewise.
15594 (sse4_1_blendps): Likewise.
15595 (sse4_1_blendvpd): Likewise.
15596 (sse4_1_blendvps): Likewise.
15597 (sse4_1_dppd): Likewise.
15598 (sse4_1_dpps): Likewise.
15599 (sse4_1_movntdqa): Likewise.
15600 (sse4_1_mpsadbw): Likewise.
15601 (sse4_1_packusdw): Likewise.
15602 (sse4_1_pblendvb): Likewise.
15603 (sse4_1_pblendw): Likewise.
15604 (sse4_1_phminposuw): Likewise.
15605 (sse4_1_extendv8qiv8hi2): Likewise.
15606 (*sse4_1_extendv8qiv8hi2): Likewise.
15607 (sse4_1_extendv4qiv4si2): Likewise.
15608 (*sse4_1_extendv4qiv4si2): Likewise.
15609 (sse4_1_extendv2qiv2di2): Likewise.
15610 (*sse4_1_extendv2qiv2di2): Likewise.
15611 (sse4_1_extendv4hiv4si2): Likewise.
15612 (*sse4_1_extendv4hiv4si2): Likewise.
15613 (sse4_1_extendv2hiv2di2): Likewise.
15614 (*sse4_1_extendv2hiv2di2): Likewise.
15615 (sse4_1_extendv2siv2di2): Likewise.
15616 (*sse4_1_extendv2siv2di2): Likewise.
15617 (sse4_1_zero_extendv8qiv8hi2): Likewise.
15618 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
15619 (sse4_1_zero_extendv4qiv4si2): Likewise.
15620 (*sse4_1_zero_extendv4qiv4si2): Likewise.
15621 (sse4_1_zero_extendv2qiv2di2): Likewise.
15622 (*sse4_1_zero_extendv2qiv2di2): Likewise.
15623 (sse4_1_zero_extendv4hiv4si2): Likewise.
15624 (*sse4_1_zero_extendv4hiv4si2): Likewise.
15625 (sse4_1_zero_extendv2hiv2di2): Likewise.
15626 (*sse4_1_zero_extendv2hiv2di2): Likewise.
15627 (sse4_1_zero_extendv2siv2di2): Likewise.
15628 (*sse4_1_zero_extendv2siv2di2): Likewise.
15629 (sse4_1_roundpd): Likewise.
15630 (sse4_1_roundps): Likewise.
15631 (sse4_1_roundsd): Likewise.
15632 (sse4_1_roundss): Likewise.
15633 (mulv4si3): Don't expand for SSE4.1.
15634 (smax<mode>3): Likewise.
15635 (umaxv4si3): Likewise.
15636 (uminv16qi3): Likewise.
15637 (umin<mode>3): Likewise.
15638 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
15640 * doc/extend.texi: Document SSE4.1 built-in functions.
15642 * doc/invoke.texi: Document -msse4.1.
15644 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
15646 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
15647 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
15648 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
15649 (ASM_SPEC): Add asm_pcrel_spec.
15650 (EXTRA_SPECS): Add asm_pcrel_spec.
15652 2007-05-21 David Daney <ddaney@avtrex.com>
15654 * doc/install.texi (Building a cross compiler): Add requirements
15655 for Java cross compiler.
15657 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
15659 PR middle-end/31995
15660 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
15661 Add loopno argument. Use evolution_function_is_invariant_rec_p
15662 instead of evolution_function_is_constant_p.
15663 Update calls to evolution_function_is_affine_multivariate_p.
15664 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
15665 Add loopno argument.
15666 * tree-scalar-evolution.c (gather_chrec_stats): Call
15667 evolution_function_is_affine_multivariate_p with a loop
15669 * tree-data-ref.c (analyze_miv_subscript): Likewise.
15670 (analyze_overlapping_iterations): Likewise.
15671 (access_functions_are_affine_or_constant_p): Likewise.
15672 (build_classic_dist_vector_1): If the access functions
15673 are equal, don't do anything.
15675 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
15676 Paolo Carlini <pcarlini@suse.de>
15677 Uros Bizjak <ubizjak@gmail.com>
15679 * c-cppbuiltin.c (c_cpp_builtins): Define
15680 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
15681 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
15682 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
15683 * doc/cpp.texi ([Standard Predefined Macros]): Document.
15685 2007-05-21 Mike Stump <mrs@apple.com>
15687 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
15689 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
15691 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
15693 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
15694 implementation if __OPTIMIZE__ is not defined.
15695 (_mm_alignr_pi8): Ditto.
15696 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
15697 (_mm_inserti_si64): Ditto.
15698 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
15699 (_mm_slli_epi16): Ditto.
15700 (_mm_slli_epi32): Ditto.
15701 (_mm_slli_epi64): Ditto.
15702 (_mm_srai_epi16): Ditto.
15703 (_mm_srai_epi32): Ditto.
15704 (_mm_srli_si128): Ditto.
15705 (_mm_slli_si128): Ditto.
15706 (_mm_srli_epi16): Ditto.
15707 (_mm_srli_epi32): Ditto.
15708 (_mm_srli_epi64): Ditto.
15709 (_mm_extract_epi16): Ditto.
15710 (_mm_insert_epi16): Ditto.
15711 (_mm_shufflehi_epi16): Ditto.
15712 (_mm_shufflelo_epi16): Ditto.
15713 (_mm_shuffle_epi32): Ditto.
15714 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
15715 (_m_pextrw): Ditto.
15716 (_mm_insert_pi16): Ditto.
15717 (_m_pinsrw): Ditto.
15718 (_mm_shuffle_pi16): Ditto.
15719 (_m_pshufw): Ditto.
15720 (_mm_shufle_ps): Ditto.
15721 (_mm_prefetch): Ditto.
15723 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
15725 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
15726 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
15727 * real.c (encode_i370_single, decode_i370_single,
15728 encode_i370_double, decode_i370_double): Functions removed.
15729 (i370_single_format, i370_double_format): Initializations removed.
15730 (real_maxval, round_for_format, exact_real_truncate, significand_size):
15731 Consider the log2_b field to always be one.
15732 (ieee_single_format, mips_single_format, coldfire_single_format,
15733 ieee_double_format, mips_double_format, coldfire_double_format,
15734 ieee_extended_motorola_format, ieee_extended_intel_96_format,
15735 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
15736 ibm_extended_format, mips_extended_format, ieee_quad_format,
15737 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
15738 decimal_single_format, decimal_double_format, decimal_quad_format,
15739 c4x_single_format, c4x_extended_format, real_internal_format): Remove
15740 initialization of log2_b.
15741 * real.h (i370_single_format, i370_double_format): Declarations
15743 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
15744 field to always be one.
15746 2007-05-21 Andreas Schwab <schwab@suse.de>
15748 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
15749 NOTE_INSN_BASIC_BLOCK_P.
15750 (process_for_unwind_directive): Likewise.
15752 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
15754 * builtins.c (expand_builtin_setjmp_setup): Update comment.
15755 * function.h (struct function): Move va_list_gpr_size,
15756 va_list_fpr_size, function_frequency to front of bitfields. Add
15758 (current_function_calls_unwind_init): New.
15759 * except.c (expand_builtin_unwind_init): Set
15760 current_function_calls_unwind_init not
15761 current_function_has_nonlocal_label.
15762 * reload1.c (has_nonexceptional_receiver): New.
15763 (reload): Use it and current_function_calls_unwind_init to
15764 determine whether call-saved regs must be saved.
15766 2007-05-20 Jan Hubicka <jh@suse.cz>
15768 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
15769 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
15770 * ddg.c (create_ddg): LIkewise.
15771 * final.c (final): Remove hunk moving line number notes around since
15772 they are no longer present at this stage.
15773 (final_scan_insn): Use NOTE_KIND instead of
15774 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
15775 (output_asm_label): Likewise.
15776 * reorg.c (dbr_schedule): Likewise.
15777 * haifa-sched.c (unlink_other_notes): Likewise.
15778 * mode-switching.c (optimize_mode_switching): Likewise.
15779 * graph.c (start_bb): Likewise.
15780 * rtl.def (NOTE): Update description.
15781 * jump.c (squeeze_notes): Delete.
15782 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
15783 NOTE_INSN_BASIC_BLOCK_P when possible.
15784 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
15785 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
15786 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
15787 (dwarf2out_var_location): Likewise.
15788 * cfgbuild.c (make_edges): Likewise.
15789 (find_basic_blocks_1): Likewise.
15790 * function.c (reorder_blocks_1): Likewise.
15791 (epilogue_done): Likewise.
15792 (reposition_prologue_and_epilogue_notes): Likewise.
15793 * print-rtl.c (print_rtx): Likewise; drop code for printing
15795 (print_rtl): Likewise.
15796 (print_rtl_single): Likewise.
15797 * gcse.c (insert_insn_start_bb): Likewise.
15798 * alias.c (init_alias_analysis): Likewise.
15799 * calls.c (fixup_tail_calls): Likewise.
15800 * except.c (sjlj_emit_function_enter): Likewise.
15801 * emit-rtl.c (add_insn_after): Likeiwse.
15802 (emit_label_before): Likewise.
15803 (emit_label_after): Likewise.
15804 (emit_note_before, emit_note_after, emit_note): Update
15805 parameter to be enum insn_note; do not deal with source
15807 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
15808 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
15810 (merge_blocks_move_successor_nojumps): Simplify now when
15811 we don't have BLOCK notes.
15812 (try_optimize_cfg): Likewise.
15813 * cfglayout.c (skip_insns_after_block): Likewise.
15814 (record_effective_endpoints): Likewise.
15815 (duplicate_insn_chain): Likewise.
15816 * varasm.c (output_constant_pool_1): Likewise.
15817 * sched-deps.c (sched_analyze): Likewise.
15818 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
15820 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
15821 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
15822 (SET_INSN_DELETED): Simplify.
15823 (NOTE_LINE_NUMBER): Exterminate.
15824 (NOTE_LINE_KIND): New.
15825 (NOTE_INSN_BASIC_BLOCK_P): Update.
15826 (enum insn_note): Simplify.
15827 (GET_NOTE_INSN_NAME) Simplify.
15828 (emit_note_before, emit_note_after, emit_note): Update prototype.
15829 (squeeze_notes): Remove.
15830 * sched-int.h (NOTE_NOT_BB_P): Update.
15831 * resource.c (mark_target_live_regs): Update.
15832 * sched-rgn.c (debug_dependencies): Update.
15833 * sched-vis.c (print_insn): Update.
15834 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
15835 * config/i386/i386.c (ix86_output_function_epilogue): Update.
15836 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
15837 (TARGET_ADJUST_UNROLL_MAX): Likewise.
15838 (split_branches): Update.
15839 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
15841 (sh_adjust_unroll_max): Exterminate.
15842 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
15843 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
15844 (m68hc11_reorg): Likewise.
15845 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
15846 (emit_predicate_relation_info): Update.
15847 (process_for_unwind_directive): Update.
15848 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
15849 (output_call): Update.
15850 * config/pa/pa.c (output_lbranch): Update.
15851 (output_millicode_call): Update.
15852 (output_call): Update.
15853 (pa_combine_instructions): Update.
15854 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
15855 * config/bfin/bfin.c (gen_one_bundle): Update.
15856 * cfgrtl.c (can_delete_note_p): Update.
15857 (delete_insn): Update.
15858 (rtl_merge_blocks): Update.
15859 (commit_one_edge_insertion): Update.
15860 (rtl_verify_flow_info): Update.
15861 * stmt.c (expand_case): Do not call squeeze_notes.
15863 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15870 * c.opt (Wtype-limits): New.
15871 * doc/invoke.texi (Wtype-limits): Document it.
15872 (Wextra): Enabled by -Wextra.
15873 * c-opts.c (c_common_post_options): Enabled by -Wextra.
15874 * c-common.c (shorten_compare): Warn with Wtype-limits.
15876 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
15878 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
15879 inlined function, not as a macro.
15880 (_mm_alignr_pi8): Ditto.
15881 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
15882 (_mm_inserti_si64): Ditto.
15883 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
15884 (_mm_extract_epi16): Ditto.
15885 (_mm_insert_epi16): Ditto.
15886 (_mm_shufflehi_epi16): Ditto.
15887 (_mm_shufflelo_epi16): Ditto.
15888 (_mm_shuffle_epi32): Ditto.
15889 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
15890 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
15892 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
15894 (_m_to_float): Use C89 compatible assignment.
15896 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
15899 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
15901 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15904 * doc/invoke.texi (Wreturn-type): Complete description.
15905 (Wextra): Delete item about return-type warning.
15906 * c-decl.c: Delete redundant Wextra warning.
15908 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
15911 * config/i386/pmmintrin.h: Do not include xmmintrin.h
15912 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
15913 inlined function, not as a macro.
15914 (_mm_prefetch): Ditto.
15915 (_m_pextrw): Ditto.
15916 (_mm_insert_pi16): Ditto.
15917 (_m_pinsrw): Ditto.
15918 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
15919 (_m_pshufw): Ditto. Add const to __N argument.
15920 (_mm_shufle_ps): Ditto. Add const to __mask argument.
15921 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
15922 (_mm_slli_epi32): Ditto.
15923 (_mm_srli_si128): Implement as always inlined function, not as a
15924 macro. Add __inline to function declaration.
15925 (_mm_slli_si128): Ditto.
15927 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
15929 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
15930 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
15932 (struct fenv): New structure.
15933 (FP_HANDLE_EXCEPTIONS): New define.
15934 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
15935 (_FP_DECL_EXP): New define.
15936 (FP_INIT_ROUNDMODE): New define.
15937 (FP_ROUNDMODE): New define.
15939 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15941 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
15942 (Wconversion): Update description.
15943 (Wconversion-sign): New.
15944 * c.opt (Wconversion-sign): New.
15945 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
15946 means disabled for C++. Otherwise, take the status of Wconversion.
15947 * c-common.c (conversion_warning): Warn with either Wconversion or
15949 (warnings_for_convert_and_check): Conditions are already checked by
15950 conversion_warning.
15951 (convert_and_check): Don't check warnings if the conversion failed.
15953 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
15954 Anatoly Sokolov <aesok@dol.ru>
15956 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
15957 avr_epilogue_uses) : Add declaration.
15958 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
15959 * config/avr/constraints.md (R): New constraint.
15960 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
15961 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
15962 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
15963 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
15964 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
15965 call_prologue_saves, epilogue_restores, return_from_epilogue,
15966 return_from_main_epilogue, return_from_interrupt_epilogue,
15967 return_from_naked_epilogue, prologue, epilogue): New patterns.
15968 (jump): Handle symbol reference.
15969 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
15970 avr_output_function_prologue, avr_output_function_epilogue): Remove
15972 (avr_init_machine_status, expand_prologue, expand_epilogue,
15973 avr_asm_function_end_prologue, avr_epilogue_uses,
15974 avr_asm_function_begin_epilogue): New functions.
15975 (prologue_size, epilogue_size, jump_tables_size): Remove global
15977 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
15978 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
15979 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
15980 (avr_override_options): Initialise init_machine_status.
15981 (output_movhi): Handle all stack pointer loads.
15982 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
15983 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
15984 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
15985 (EPILOGUE_USES) Redefine.
15986 (machine_function) Declare.
15988 2007-05-19 Richard Sandiford <richard@codesourcery.com>
15990 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
15991 Use a single return statement.
15993 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15995 PR middle-end/30250
15996 * builtins.c (do_mpfr_lgamma_r): New.
15997 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
15998 * tree.h (CASE_FLT_FN_REENT): New.
16000 2007-05-18 Geoffrey Keating <geoffk@apple.com>
16002 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
16003 (output_die): Use 'unsigned long' with %x.
16004 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
16005 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
16006 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
16008 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
16010 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
16015 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
16016 true if function has no argument.
16018 2007-05-18 DJ Delorie <dj@redhat.com>
16020 * config/mips/mips.c (mips_offset_within_alignment_p): New.
16021 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
16023 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
16025 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
16026 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
16027 count_trailing_zeros.
16028 (__i386__): Implement count_leading_zeros using __builtin_clz().
16029 Implement count_trailing_zeros usign __builtin_ctz().
16031 2007-05-18 Richard Sandiford <richard@codesourcery.com>
16033 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
16035 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
16037 PR middle-end/31344
16038 * expr.c (emit_move_change_mode): Change mode of push operands here.
16040 2007-05-17 Ian Lance Taylor <iant@google.com>
16042 PR tree-optimization/31953
16043 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
16044 Change all callers.
16045 (set_value_range_to_null): Call set_value_range_to_value.
16046 (extract_range_from_comparison): Likewise.
16048 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16050 * toplev.c (print_version): Output GMP/MPFR version info.
16052 * builtins.c (CASE_MATHFN_REENT): New macro.
16053 (mathfn_built_in): Use it.
16054 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
16055 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
16056 BUILT_IN_LGAMMAL_R): New.
16057 * doc/extend.texi: Document new builtins.
16059 PR middle-end/31796
16060 * builtins.c (do_mpfr_remquo): New.
16061 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
16062 (fold_builtin_3): Handle BUILT_IN_REMQUO.
16064 PR middle-end/30251
16065 * builtins.c (fold_builtin_1): Handle y0, y1.
16066 (fold_builtin_2): Handle yn.
16068 PR middle-end/30251
16069 * builtins.c (do_mpfr_bessel_n): New.
16070 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
16071 (fold_builtin_2): Handle BUILT_IN_JN.
16073 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
16076 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
16077 TYPE_PRECISION (intmax_type_node).
16079 2007-05-17 Steve Ellcey <sje@cup.hp.com>
16082 * reload.c (subst_reloads): Remove checking.
16084 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
16086 PR rtl-optimization/31691
16087 * combine.c (simplify_set): Build a new src pattern instead of
16088 substituting its operands in the COMPARE case.
16090 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
16092 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
16093 (execute_vrp): Preserve loops through jump threading.
16094 * tree-ssa-threadupdate.c (thread_single_edge,
16095 dbds_continue_enumeration_p, determine_bb_domination_status,
16096 thread_through_loop_header): New functions.
16097 (create_edge_and_update_destination_phis,
16098 create_edge_and_update_destination_phis): Set loops for the new blocks.
16099 (prune_undesirable_thread_requests): Removed.
16100 (redirect_edges): Do not pretend that redirect_edge_and_branch can
16102 (thread_block): Do not call prune_undesirable_thread_requests.
16104 (mark_threaded_blocks): Select edges to thread here.
16105 (thread_through_all_blocks): Take may_peel_loop_headers argument.
16106 Thread edges through loop headers independently.
16107 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
16108 * tree-pass.h (TODO_mark_first_instance): New.
16109 (first_pass_instance): Declare.
16110 * cfghooks.c (duplicate_block): Put the block to the original loop
16111 if copy is not specified.
16112 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
16113 jump threading. Pass may_peel_loop_headers to
16114 thread_through_all_blocks according to first_pass_instance.
16115 * cfgloop.h (create_preheader): Declare.
16116 * tree-flow.h (thread_through_all_blocks): Declaration changed.
16117 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
16118 * passes.c (first_pass_instance): New variable.
16119 (next_pass_1): Set TODO_mark_first_instance.
16120 (execute_todo): Set first_pass_instance.
16122 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
16124 PR tree-optimization/24659
16125 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
16126 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
16127 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
16128 OTI_vec_pack_ufix_trunc.
16129 (vec_unpacks_float_hi_optab): Define new macro.
16130 (vec_unpacks_float_lo_optab): Ditto.
16131 (vec_unpacku_float_hi_optab): Ditto.
16132 (vec_unpacku_float_lo_optab): Ditto.
16133 (vec_pack_sfix_trunc_optab): Ditto.
16134 (vec_pack_ufix_trunc_optab): Ditto.
16135 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
16136 and vec_pack_[s|u]fix_trunc_optab using
16137 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
16138 * tree-vectorizer.c (supportable_widening_operation): Handle
16139 FLOAT_EXPR and CONVERT_EXPR. Update comment.
16140 (supportable_narrowing_operation): New function.
16141 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
16142 * tree-vect-transform.c (vectorizable_conversion): Handle
16143 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
16144 (vect_gen_widened_results_half): Move before vectorizable_conversion.
16145 (vectorizable_type_demotion): Call supportable_narrowing_operation()
16146 to check for target support.
16147 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
16148 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
16149 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
16150 for VEC_PACK_FIX_TRUNC_EXPR.
16151 (expand_binop): Special case mode of the result for
16152 vec_pack_[u|s]fix_trunc_optab.
16153 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
16154 vec_pack_[u|s]fix_trunc_optab.
16156 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
16157 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
16158 * tree-pretty-print.c (dump_generic_node): Handle
16159 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
16160 VEC_PACK_FIX_TRUNC_EXPR.
16162 * expr.c (expand_expr_real_1): Ditto.
16163 * tree-inline.c (estimate_num_insns_1): Ditto.
16164 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
16166 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
16167 (vec_unpacks_float_lo_v8hi): Ditto.
16168 (vec_unpacku_float_hi_v8hi): Ditto.
16169 (vec_unpacku_float_lo_v8hi): Ditto.
16170 (vec_unpacks_float_hi_v4si): Ditto.
16171 (vec_unpacks_float_lo_v4si): Ditto.
16172 (vec_pack_sfix_trunc_v2df): Ditto.
16174 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
16176 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
16177 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
16178 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
16179 [vec_pack_ufix_trunc]: Ditto.
16180 [vec_unpacks_float_hi]: Ditto.
16181 [vec_unpacks_float_lo]: Ditto.
16182 [vec_unpacku_float_hi]: Ditto.
16183 [vec_unpacku_float_lo]: Ditto.
16185 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
16187 * soft-fp/README: Update for new files.
16188 * soft-fp/floattisf.c: New file.
16189 * soft-fp/floattidf.c: New file.
16190 * soft-fp/floattitf.c: New file.
16191 * soft-fp/floatuntisf.c: New file.
16192 * soft-fp/floatuntidf.c: New file.
16193 * soft-fp/floatuntitf.c: New file.
16194 * soft-fp/fixsfti.c: New file.
16195 * soft-fp/fixdfti.c: New file.
16196 * soft-fp/fixtfti.c: New file.
16197 * soft-fp/fixunssfti.c: New file.
16198 * soft-fp/fixunsdfti.c: New file.
16199 * soft-fp/fixunstfti.c: New file.
16200 * soft-fp/extendxftf.c: New file.
16201 * soft-fp/trunctfxf.c: New file.
16203 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
16204 (__trunctfxf2): Ditto.
16206 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
16207 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
16208 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
16209 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
16210 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
16211 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
16213 * config/i386/t-fprules-softfp64: New file.
16214 * config/i386/sfp-machine.h: New file.
16215 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
16216 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
16217 and soft-fp/t-softfp to tmake_file.
16218 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
16219 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
16221 * config/i386/t-linux64 (softfp_wrap_start): New.
16222 (softfp_wrap_end): New.
16223 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
16224 supported for TARGET_64BIT.
16226 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
16228 * c-common.c (c_common_signed_or_unsigned_type): Emulate
16229 c_common_unsigned_type behavior.
16231 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
16233 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
16236 2007-05-16 Eric Christopher <echristo@apple.com>
16238 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
16239 saving after stack push. Set sp_offset whenever we push.
16240 (rs6000_emit_epilogue): Move altivec register restore before
16243 2007-05-16 Richard Sandiford <richard@codesourcery.com>
16245 * configure.ac: Allow sysroots to be relocated under $prefix as
16246 well as $exec_prefix.
16247 * configure: Regenerate.
16249 2007-05-16 Richard Sandiford <richard@codesourcery.com>
16253 2007-05-12 Richard Sandiford <richard@codesourcery.com>
16255 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
16256 (gcc_tooldir): Likewise.
16257 * configure: Regenerate.
16258 * Makefile.in (libsubdir_to_prefix): New variable, based on the
16259 old configure.ac gcc_tooldir setting.
16260 (prefix_to_exec_prefix): New variable.
16261 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
16262 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
16264 2007-05-14 Janis Johnson <janis187@us.ibm.com>
16266 * c-typeck.c (build_binary_op): Return early for error.
16268 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
16270 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
16271 struct nb_iter_bound.
16272 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
16273 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
16274 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
16275 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
16276 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
16277 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
16278 (del_scev_info): Use ggc_free.
16279 (scev_initialize): Allocate scalar_evolution_info in gc memory.
16280 * loop-init.c: Include ggc.h.
16281 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
16282 (loop_optimizer_finalize): Use ggc_free.
16283 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
16284 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
16285 pass_iv_optimize): Add TODO_ggc_collect.
16286 * function.h (struct function): Remove skip marker from
16288 * cfgloop.c: Include ggc.h.
16289 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
16291 (establish_preds): Vector superloops is gc allocated.
16292 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
16294 (flow_loops_find): Vector larray is gc allocated.
16295 (loop_exit_free): Use ggc_free.
16296 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
16297 that head of exits list is now not a part of struct loop.
16298 (record_loop_exits): Allocate exits table in gc memory.
16299 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
16300 that head of exits list is now not a part of struct loop.
16301 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
16302 struct loop_exit): Add GTY marker.
16303 (struct loop): Add GTY marker. Make superloops vector gc allocated.
16304 Add skip marker to aux field. Make head of exits list a separate
16306 (struct loops): Add GTY marker. Make larray vector gc allocated.
16307 Add param marker to exits table.
16308 (get_loops): Type changed.
16309 * Makefile.in (tree-scalar-evolution.o): Add
16310 gt-tree-scalar-evolution.h dependency.
16311 (cfgloop.o, loop-init.o): Add ggc.h dependency.
16312 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
16313 * basic-block.h (struct basic_block_def): Remove skip marker from
16316 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
16318 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
16319 of 0 in the call to expand_expr().
16320 (expand_builtin_mathfn_3): Ditto.
16321 (expand_builtin_interclass_mathfn): Ditto.
16322 (expand_builtin_cexpi): Ditto.
16323 (expand_builtin_int_roundingfn): Ditto.
16324 (expand_builtin_int_roundingfn_2): Ditto.
16325 (expand_builtin_pow): Ditto.
16326 (expand_builtin_powi): Ditto.
16327 (expand_builtin_bswap): Ditto.
16328 (expand_builtin_unop): Ditto.
16329 (expand_builtin_fabs): Ditto.
16330 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
16331 the call to expand_expr().
16332 (expand_builtin_sync_operation): Ditto.
16333 (expand_builtin_compare_and_swap): Ditto.
16334 (expand_builtin_lock_test_and_set): Ditto.
16335 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
16336 instead of 0 in the call to expand_expr().
16337 (expand_builtin_extract_return_addr): Ditto.
16338 (expand_builtin_eh_return): Ditto.
16339 (expand_eh_return): Ditto.
16340 * explow.c (expr_size): Ditto.
16341 * expr.c (optimize_bitfield_assignment_op): Ditto.
16342 (expand_assignement): Ditto.
16343 (store_expr): Ditto.
16344 (store_field): Ditto.
16345 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
16346 the call to expand_expr().
16347 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
16348 in the call to expand_expr().
16349 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
16350 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
16351 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
16353 * optabs.c (expand_vec_shift_expr): Ditto.
16354 (expand_vec_cond_expr): Ditto.
16355 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
16356 call to expand_expr().
16357 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
16358 in the call to expand_expr().
16360 2007-05-14 Dave Korn <dave.korn@artimi.com>
16362 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
16364 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
16366 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
16367 instead of c_common_unsigned_type.
16368 (c_common_unsigned_type): Remove.
16369 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
16370 c_common_unsigned_type.
16371 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
16372 c_common_unsigned_type.
16373 * c-common.h (c_common_unsigned_type): Remove.
16374 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
16375 c_common_unsigned_type.
16376 * c-format.c (check_format_types): Use unsigned_type_for instead of
16377 c_common_unsigned_type.
16378 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
16379 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
16380 of c_common_unsigned_type.
16381 * convert.c (convert_to_integer): Use unsigned_type_for instead of
16382 lang_hooks.types.unsigned_type.
16383 * expmed.c (make_tree): Use unsigned_type_for instead of
16384 lang_hooks.types.unsigned_type.
16385 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
16386 lang_hooks.types.unsigned_type.
16387 (build_range_check): Likewise.
16388 (fold_unary): Likewise.
16389 (fold_binary): Likewise.
16390 (fold_ternary): Likewise.
16391 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
16392 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
16393 * tree.c (get_unsigned_type): New.
16394 (unsigned_type_for): Use get_unsigned_type instead of
16395 lang_hooks.types.unsigned_type.
16397 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
16399 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
16400 to m68k_get_function_kind. Update its prototype.
16401 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
16403 (m68k_interrupt_function_p): Return enum m68k_function_type
16404 instead of bool. Rename to m68k_get_function_kind.
16405 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
16406 target is not fido.
16407 (m68k_compute_frame_layout): Don't mark any register for save
16408 if an interrupt_thread attribute is specified.
16409 (m68k_hard_regno_rename_ok): Update a use of
16410 m68k_interrupt_function_p.
16411 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
16412 m68k_interrupt_function_p.
16413 (m68k_function_type): New.
16414 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
16415 for a function with an interrupt_thread attribute.
16416 * doc/extend.texi: Document the interrupt_thread attribute.
16418 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
16420 Fix PR tree-optimization/31911
16421 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
16422 if they didn't change the expression.
16424 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
16426 * tree-scalar-evolution.c (resolve_mixers): Exported.
16427 * tree-scalar-evolution.h (resolve_mixers): Declare.
16428 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
16429 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
16430 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
16431 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
16432 init_array_ref, init_pointer_ref, analyze_indirect_ref,
16433 strip_conversion, analyze_offset_expr, address_analysis,
16434 object_analysis, analyze_offset): Removed.
16435 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
16436 split_constant_offset, canonicalize_base_object_address,
16437 object_address_invariant_in_loop_p, disjoint_objects_p,
16438 dr_may_alias_p, dr_address_invariant_p): New functions.
16439 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
16440 and dr_analyze_alias.
16441 (initialize_data_dependence_relation): Use dr_may_alias_p
16442 and object_address_invariant_in_loop_p.
16443 (compute_self_dependence): Handle the case when
16444 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
16445 (find_data_references_in_stmt): Restrict the analysis of data
16446 references to the given loop nest.
16447 (find_data_references_in_loop): Made static. Pass loop nest to
16448 find_data_references_in_stmt.
16449 (compute_data_dependences_for_loop): Use DR_VOPS.
16450 (free_data_ref): Free DR_VOPS.
16451 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
16452 (struct innermost_loop_behavior): ... new.
16453 (struct base_object_info): Replaced by ...
16454 (struct indices): ... new.
16455 (struct dr_alias): New.
16456 (enum data_ref_type): Removed.
16457 (struct data_reference): Consist of struct innermost_loop_behavior,
16458 struct indices and struct dr_alias.
16459 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
16460 (DR_MEMTAG): Renamed to ...
16461 (DR_SYMBOL_TAG): ... this.
16462 (find_data_references_in_loop): Declaration removed.
16463 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
16464 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
16465 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
16466 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
16468 2007-05-13 Revital Eres <eres@il.ibm.com>
16470 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
16471 which walks virtual def-use chains to find redundant stores.
16472 (dse_optimize_stmt): Call it.
16474 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
16476 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
16477 * passes.c (init_optimization_passes): Move pass_jump_bypass
16480 * basic-block.h (bb_has_eh_pred): Fix style issue.
16482 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
16484 PR rtl-optimization/31848
16485 * loop-invariant.c (move_invariant_reg): If we move an insn
16486 with a REG_EQUAL note, and that insn is not always executed,
16487 remove the REG_EQUAL note.
16489 2007-05-12 Richard Guenther <rguenther@suse.de>
16491 PR tree-optimization/31797
16492 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
16493 propagate into a stmt that has volatile ops.
16495 2007-05-12 Richard Sandiford <richard@codesourcery.com>
16497 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
16498 (gcc_tooldir): Likewise.
16499 * configure: Regenerate.
16500 * Makefile.in (libsubdir_to_prefix): New variable, based on the
16501 old configure.ac gcc_tooldir setting.
16502 (prefix_to_exec_prefix): New variable.
16503 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
16504 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
16506 2007-05-11 Silvius Rus <rus@google.com>
16508 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
16509 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
16510 * c-common.h (strict_aliasing_warning): Change return type.
16511 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
16512 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
16513 (build_c_cast): Condition call to strict_aliasing_warning.
16514 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
16515 * flags.h (set_Wstrict_aliasing): Declare.
16516 * opts.c (set_Wstrict_alising): Define, add call to.
16517 * tree-flow.h (strict_aliasing_warning_backend): Declare.
16518 * tree-ssa-alias-warnings.c: New file.
16519 * tree-ssa-alias.c (compute_may_aliases): Add call to
16520 strict_aliasing_warning_backend.
16522 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
16524 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
16525 Use loop_depth and loop_outer accessor functions.
16526 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
16527 determine_invariantness_stmt, move_computations_stmt): Ditto.
16528 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
16529 add_loop, loopify, unloop, fix_loop_structure): Ditto.
16530 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
16531 * tree-scalar-evolution.c (interpret_loop_phi,
16532 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
16533 instantiate_parameters_1, scev_const_prop): Ditto.
16534 * cfghooks.c (make_forwarder_block): Ditto.
16535 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
16536 * modulo-sched.c (loop_canon_p): Ditto.
16537 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
16538 slpeel_can_duplicate_loop_p): Ditto.
16539 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
16540 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
16541 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
16542 cancel_loop, verify_loop_structure): Ditto.
16543 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
16544 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
16545 superloops vector instead of "pred" array.
16546 (establish_preds): Take father loop as an argument. Initialize the
16548 (flow_loop_tree_node_add): Pass father loop to establish_preds.
16549 Do not initialize loop->outer.
16550 (flow_loop_tree_node_remove): Truncate the superloops vector.
16551 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
16552 "pred" merged to "superloops" vector.
16553 (loop_depth, loop_outer): New.
16554 (fel_init): Use loop_outer.
16556 2007-05-11 Jan Hubicka <jh@suse.cz>
16558 * cgraphunit.c: Include gt-cgraphunit.h
16559 (static_ctors, static_dtors): New static vars.
16560 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
16561 based on implementation in c-common.c
16562 (cgraph_finalize_function): Call record_cdtor_fn.
16563 (cgraph_optimize): Call cgraph_build_cdtor_fns.
16564 * decl.c (finish_function): Do not call c_record_cdtor_fn.
16565 (c_write_global_declarations): Do not call c_build_cdtor_fns.
16566 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
16567 build_cdtor, c_build_cdtor_fns): Remove.
16568 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
16569 c_build_cdtor_fns): Remove prototype.
16571 2007-05-11 Paolo Carlini <pcarlini@suse.de>
16574 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
16575 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
16576 * builtins.c (fold_builtin_memchr): New.
16577 (expand_builtin_memchr): Call the latter.
16578 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
16579 * doc/extend.texi ([Other built-in functions provided by GCC]):
16582 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
16584 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
16585 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
16586 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
16587 PFPO_OP1_TYPE_SHIFT): Constants added.
16588 (DFP_ALL): Mode macro defined.
16589 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
16590 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
16591 Insn definitions added.
16592 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
16593 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
16596 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
16598 PR tree-optimization/31885
16599 * tree-chrec.c (chrec_contains_undetermined): Do not consider
16600 NULL_TREE to be undetermined.
16601 (automatically_generated_chrec_p): Return false for NULL.
16603 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
16605 * config/bfin/bfin.h (MOVE_RATIO): Define.
16607 2007-05-10 Richard Sandiford <richard@codesourcery.com>
16609 * config.gcc (sparc-wrs-vxworks): New target.
16610 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
16611 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
16612 * config/sparc/sparc.h: Include vxworks-dummy.h.
16613 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
16614 include LABEL_REFs too.
16615 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
16616 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
16618 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
16620 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
16621 (sparc_emit_call_insn): New function.
16622 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
16623 functions when generating VxWorks PIC.
16624 * config/sparc/sparc.md (vxworks_load_got): New pattern.
16625 (call, call_value): Use sparc_emit_call_insn instead of
16628 2007-05-09 Bob Wilson <bob.wilson@acm.org>
16630 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
16632 2007-05-09 Bob Wilson <bob.wilson@acm.org>
16634 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
16635 for floating-point values if HOST_BITS_PER_LONG > 32. Use
16636 split_double instead of operand_subword.
16638 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
16640 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
16641 * config/bfin/bfin.c (bfin_local_alignment): New function.
16642 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
16644 2007-05-08 Chao-ying Fu <fu@mips.com>
16646 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
16647 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
16648 (smsub_widen_optab, umsub_widen_optab): Define.
16649 * optabs.c (init_optabs): Initialize smsub_widen_optab and
16651 * genopinit.c (optabs): Fill in smsub_widen_optab and
16653 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
16654 and umsub_widen_optab to implement multiply-subtract sequences.
16655 * config/mips/mips.md (*msac<u>_di): Rename to...
16656 (<u>msubsidi4): ...this. Extend condition to include
16657 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
16658 of operand 0 to "ka" and use the three-operand form of msub<u>
16660 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
16663 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
16665 PR rtl-optimization/28011
16666 * reload.c (push_reload): Set dont_share if IN appears in OUT
16667 also when IN is a PLUS rtx.
16668 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
16671 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
16673 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
16674 call unshare_all_decls.
16675 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
16676 (unshare_all_decls): Remove.
16678 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
16681 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
16684 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
16685 Nigel Stephens <nigel@mips.com>
16687 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
16688 Update comments and all uses.
16689 (MIN_FPRS_PER_FMT): Define.
16690 * config/mips/mips.c (function_arg): Fix to correctly handle
16691 the -mips32r2 -mfp64 -mabi=32 case.
16692 (override_options): Enable use of odd-numbered registers for
16693 SFmode values on MIPS32.
16694 (mips_save_reg_p): Save whole floating-point register pair if
16695 either half is used.
16696 (compute_frame_size): Fix comment.
16698 2007-05-08 Jie Zhang <jie.zhang@analog.com>
16700 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
16701 argument of type bool.
16702 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
16703 argument. Safely select temporary P register according to it.
16704 (do_link): Change call site of add_to_reg accordingly.
16705 (do_unlink): Add epilogue_p as a fourth argument and pass it
16707 (expand_interrupt_handler_epilogue): Change call of do_unlink
16709 (bfin_expand_prologue): Add a third argument sibcall_p.
16710 * config/bfin/bfin.md (epilogue): Change call of
16711 bfin_expand_epilogue accordingly.
16712 (sibcall_epilogue): Likewise.
16713 (eh_return_internal): Likewise.
16715 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
16716 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
16717 * config/bfin/bfin.c (bfin_handle_option): Handle
16718 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
16719 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
16720 Support bf534, bf536 and bf561.
16721 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
16723 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
16726 * config/i386/i386.c (ix86_function_regparm): Process local
16727 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
16729 2007-05-07 Mike Stump <mrs@apple.com>
16731 * doc/invoke.texi (Warning Options): Document that -Wempty-body
16732 also checks for and while statements in C++.
16734 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
16736 * gcc.c (at_file_supplied): New variable.
16737 (main): Set it if we expanded argv.
16738 (do_spec_1): Pass an @-file to the linker if we were called with
16739 an @-file argument and HAVE_GNU_LD.
16740 * collect2.c (at_file_supplied): New variable.
16741 (response_file): New variable.
16742 (collect_exit): Unlink response_file if necessary.
16743 (handler): Likewise.
16744 (do_wait): Likewise.
16745 (main): Set at_file_supplied if we expanded argv.
16746 (collect_execute): Pass an @-file to subprocesses if we were called
16747 with an @-file argument.
16748 * configure.ac: Add define for HAVE_GNU_LD.
16749 * configure: Regenerate.
16750 * config.in: Regenerate.
16752 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
16754 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
16755 operand to HI mode.
16760 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
16762 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
16763 (TARGET_ENCODE_SECTION_INFO): Re-define.
16764 (m32c_encode_section_info): New
16765 (function_vector_handler): New
16766 (current_function_special_page_vector): New
16767 (m32c_special_page_vector_p): New.
16768 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
16770 * config/m32c/jump.md: Added instruction JSRS for functions
16771 with attribute "function_vector".
16772 * doc/extend.texi (function_vector): Added description
16773 for M16C, M32C targets.
16775 2007-05-07 DJ Delorie <dj@redhat.com>
16778 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
16779 ashrpsi3, lshrpsi3): Update shift count constraint.
16781 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
16782 Nathan Froyd <froydnj@codesourcery.com>
16785 * c-incpath.c (add_path): Strip trailing path separators.
16787 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
16789 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
16790 Free dominance info before purging EH edges.
16791 (eliminate_degenerate_phis): Likewise.
16792 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
16794 2007-05-07 Jan Hubicka <jh@suse.cz>
16796 * gimplify.c (gimplify_expr): Do not crash when folding
16797 (void *)(int)&a + 4.
16799 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
16802 * c-opts.c (lang_fortran): Make it non static.
16803 * c-common.h (lang_fortran): New prototype.
16804 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
16805 -lang-fortran option was passed by the driver.
16807 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
16809 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
16810 of ASSERT_CHECKING. Tweak message.
16812 2007-05-06 Revital Eres <eres@il.ibm.com>
16815 * loop-unroll.c (insert_var_expansion_initialization):
16816 Initialize the expansions with -zero instead of +zero.
16818 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
16820 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
16821 into pic and non-pic versions. Mark r19 as used for
16822 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
16823 for tgd_load, tld_load and tie_load .
16824 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
16825 version of tgd_load, tld_load and tie_load depending on the
16828 2007-05-04 Ulrich Drepper <drepper@redhat.com>
16829 Jakub Jelinek <jakub@redhat.com>
16831 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
16832 (__do_global_dtors_aux): Use more paranoid loop to run
16833 destructors if HIDDEN_DTOR_LIST_END.
16834 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
16836 2007-05-04 Jakub Jelinek <jakub@redhat.com>
16838 * varasm.c (align_variable): Don't increase alignment for
16839 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
16840 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
16842 2007-05-04 Josh Conner <jconner@apple.com>
16844 * basic-block.h (cdi_direction): Assign values to all enumeration
16846 (dom_computed): Remove.
16847 (dom_info_state): New.
16848 (set_dom_info_availability): New.
16849 * tree-ssa-loop-im.c (determine_invariantness): Initialize
16850 walk_data.dom_direction.
16851 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
16852 instead of dom_computed[].
16853 (split_edge): Likewise.
16854 (create_basic_block): Likewise.
16855 (merge_blocks): Likewise.
16856 * ifcvt.c (find_if_header): Likewise.
16857 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
16858 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
16859 * tree-ssa.c (verify_ssa): Likewise.
16860 * tree-cfg.c (tree_verify_flow_info): Likewise.
16861 (remove_edge_and_dominated_blocks): Likewise.
16862 * dominance.c (dom_computed): Make static.
16863 (calc_dfs_tree_nonrec): Change third param to a bool.
16864 (calc_dfs_tree): Change second param to a bool.
16865 (calc_idioms): Change second param to a bool. Use
16866 dom_convert_dir_to_idx.
16867 (init_dom_info): Validate dir before using.
16868 (dom_convert_dir_to_idx): New.
16869 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
16870 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
16871 (free_dominance_info): Use dom_convert_dir_to_idx.
16872 (get_immediate_dominator): Likewise.
16873 (set_immediate_dominator): Likewise.
16874 (get_dominated_by): Likewise.
16875 (redirect_immediate_dominators): Likewise.
16876 (nearest_common_denominator): Likewise.
16877 (dominated_by_p): Likewise.
16878 (bb_dom_dfs_in): Likewise.
16879 (bb_dom_dfs_out): Likewise.
16880 (recount_dominator): Likewise.
16881 (iterate_fix_dominators): Likewise.
16882 (add_to_dominance_info): Likewise.
16883 (delete_from_dominance_info): Likewise.
16884 (first_dom_son): Likewise.
16885 (next_dom_son): Likewise.
16886 (dom_info_available_p): Likewise.
16887 (dom_info_state): New.
16888 (set_dom_info_availability): New.
16890 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
16892 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
16894 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
16896 2007-05-04 Bob Wilson <bob.wilson@acm.org>
16898 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
16899 (subdi3, subdi_carry): Delete.
16901 2007-05-04 Jan Hubicka <jh@suse.cz>
16902 Richard Guenther <rguenther@suse.de>
16904 * opts.c (decode_options): Do not fiddle with inlining
16905 parameters in case of optimizing for size.
16906 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
16907 for size do nothing.
16908 (cgraph_decide_inlining_of_small_function): When optimizing for
16909 size never inline functions increasing caller size.
16910 (cgraph_early_inlining): Inline for size when optimizing for size.
16912 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
16914 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
16915 logical operations piecewise.
16916 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
16917 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
16918 subdi_sesidi_di): Delete.
16919 (add_with_carry): Produce carry in CC instead of a DREG to shorten
16920 the generated sequence. Allow three-reg add in constraints. Rewrite
16921 the rtl expression for carry to avoid zero_extend of a constant.
16922 (sub_with_carry): New pattern.
16923 (adddi3, subdi3): Change into define_expand. For subtract, generate a
16924 different sequence not involving jumps.
16925 (notbi): Now a named pattern.
16927 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
16929 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
16930 Add the note about a significant loss of accuracy of some
16931 mathematical routines when these options are used.
16933 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
16935 * haifa-sched.c (rtx_vec_t): New typedef.
16936 (contributes_to_priority_p): Extract piece of priority () into new
16938 (priority): Use the function. Add assertion.
16939 (rank_for_schedule, set_priorities): Add assertion to check that
16940 insn's priority is initialized.
16941 (clear_priorities, calc_priorities): Change signature. Make it update
16942 all relevant insns. Update all callers ('add_to_speculative_block ()'
16943 and 'create_block_check_twin ()').
16944 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
16945 Add new field 'priority_status'.
16946 (INSN_PRIORITY_STATUS): New macro.
16947 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
16949 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
16951 * sched-ebb.c (debug_ebb_dependencies): New static function.
16952 (init_ready_list): Use it.
16954 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
16955 with changed signature and 'debug_rgn_dependencies ()'.
16956 (debug_rgn_dependencies): New static function.
16957 (init_ready_list): Use it.
16959 * sched-int.h (debug_dependencies): Declare.
16961 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
16963 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
16965 2007-05-04 Dirk Mueller <dmueller@suse.de>
16967 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
16969 2007-05-03 Jan Hubicka <jh@suse.cz>
16971 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
16972 ((T1)X op (T1)Y), for pointer type in more cases than before.
16974 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
16976 * tree-object-size.c (plus_expr_object_size): When operand size is
16977 unknown, return unknown.
16979 2007-05-03 Dirk Mueller <dmueller@suse.de>
16981 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
16983 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
16986 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
16988 2007-05-03 Janis Johnson <janis187@us.ibm.com>
16990 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
16992 2007-05-03 Joseph Myers <joseph@codesourcery.com>
16994 * config/soft-fp/double.h, config/soft-fp/extended.h,
16995 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
16996 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
16997 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
16998 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
17001 2007-05-03 Ian Lance Taylor <iant@google.com>
17003 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
17004 MASK_PPC_GFXOPT for 8540 or 8548.
17006 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
17008 * tree-vect-transform.c (vect_update_inits_of_drs): Use
17009 vect_print_dump_info() to output debug information.
17011 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
17014 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
17015 operands of size 2 when operand is not MEM_P.
17017 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
17019 PR tree-optimization/30565
17020 * lambda-code.c (perfect_nestify): Fix updating of dominators.
17022 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
17024 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
17025 (umulsi3_highpart): Use them.
17026 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
17027 for final accumulator to D regisster tranfser.
17029 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
17031 PR tree-optimization/31699
17032 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
17034 (vect_enhance_data_refs_alignment): Compute peel amount using
17035 TYPE_VECTOR_SUBPARTS instead of vf.
17036 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
17038 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
17041 * system.h: Remove inclusion of double-int.h
17042 * tree.h: Include double-int.h
17043 * gengtype.c: Likewise
17044 * cfgloop.h: Likewise
17045 * Makefile.in: Adjust dependencies on double-int.h
17047 2007-05-02 Eric Christopher <echristo@apple.com>
17049 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
17050 -shared to -Zdynamiclib.
17052 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
17055 * c-common.c (strip_pointer_or_array_types): New function.
17056 * c-common.h (strip_pointer_or_array_types): New function declaration.
17058 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
17060 PR tree-optimization/31771
17061 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
17063 2007-05-02 Paul Brook <paul@codesourcery.com>
17065 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
17067 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
17069 PR middle-end/29715
17070 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
17073 2007-05-02 Nick Clifton <nickc@redhat.com>
17075 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
17077 2007-05-02 Richard Guenther <rguenther@suse.de>
17079 PR tree-optimization/31146
17080 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
17081 argument, single_use_p. If we have a single use that is
17082 a conversion to the definition rhs type, propagate that rhs.
17083 (forward_propagate_addr_expr): Pass single_use_p argument
17084 to forward_propagate_addr_expr_1.
17086 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
17088 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
17091 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
17093 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
17094 'AMD Family 10 core'.
17096 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
17098 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
17099 and athlon64-sse3 as improved versions of k8, opteron and athlon64
17100 with SSE3 instruction set support.
17101 * doc/invoke.texi: Likewise.
17103 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
17105 * config/i386/i386.c (override_options): Tuning 32-byte loop
17106 alignment for amdfam10 architecture. Increasing the max loop
17107 alignment to 24 bytes.
17109 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
17111 * config/m68k/constraints.md: New.
17112 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
17113 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
17114 EXTRA_CONSTRAINT): Remove.
17115 * config/m68k/m68k.md: Include constraints.md.
17116 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
17118 2007-05-01 Ian Lance Taylor <iant@google.com>
17120 PR tree-optimization/31739
17121 * tree-vrp.c (vrp_val_is_max): New static function.
17122 (vrp_val_is_min): New static function.
17123 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
17125 (set_value_range): Use vrp_val_is_{max,min}.
17126 (extract_range_from_assert): Likewise.
17127 (extract_range_from_binary_expr): Likewise.
17128 (extract_range_from_unary_expr): Likewise.
17129 (dump_value_range, vrp_meet): Likewise.
17130 (vrp_visit_phi_node): Likewise.
17131 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
17133 2007-05-01 Mark Mitchell <mark@codesourcery.com>
17135 * config/i386/gmon-sol2.c (size_t): New type.
17136 (intptr_t): Likewise.
17137 (s_textsize): Declare as size_t.
17139 (monstartup): Use size_t for sizes.
17140 (_mcount): Save and restore registers.
17141 (internal_mcount): Pass 0 as the first argument to monstartup
17143 (moncontrol): Convert pointer to appropriately sized integer
17144 before passing to profil.
17146 2007-05-01 Joseph Myers <joseph@codesourcery.com>
17148 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
17149 __NO_FPRS__, not just if _SOFT_DOUBLE.
17150 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
17151 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
17152 also for E500 double.
17153 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
17154 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
17157 2007-05-01 Richard Guenther <rguenther@suse.de>
17159 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
17162 2007-05-01 Joseph Myers <joseph@codesourcery.com>
17164 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
17166 2007-05-01 Jan Hubicka <jh@suse.cz>
17168 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
17171 2007-05-01 Jan Hubicka <jh@suse.cz>
17173 * tree.h (maybe_fold_offset_to_component_ref): Remove.
17174 (maybe_fold_offset_to_reference): Declare.
17175 * fold-const.c (fold_unary): Do not fold
17176 (type *)&A into &A->field_of_type_and_offset_0
17177 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
17178 size is unknown, give up.
17179 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
17181 (maybe_fold_offset_to_reference): New.
17182 (maybe_fold_stmt_indirect): Use it.
17183 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
17184 * gimplify.c (gimplify_conversion): Canonicalize conversions to
17186 (gimplify_expr): Likewise for plus_expr.
17188 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
17190 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
17191 bsi_after_labels. Always insert statements before bsi.
17192 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
17193 * predict.c (apply_return_prediction): Check for empty blocks.
17194 * cfgexpand.c (lab_rtx_for_bb): New variable.
17195 (label_rtx_for_bb): Do not create new tree labels.
17196 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
17197 (tree_expand_cfg): Initialize lab_rtx_for_bb.
17198 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
17200 (label_for_bb): Add field used.
17201 (update_eh_label, main_block_label): Mark the label used.
17202 (cleanup_dead_labels): Remove unused labels.
17204 2007-05-01 Richard Guenther <rguenther@suse.de>
17206 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
17207 if it is not about to be set.
17208 (get_value_range): Do not pre-allocate equiv bitmap.
17209 (update_value_range): No need to clear equiv field.
17210 (add_equivalence): Change prototype to get bitmap pointer.
17211 Allocate bitmap here if it is not already.
17212 (extract_range_from_assert): Do not allocate bitmap here.
17213 Update callers to add_equivalence.
17214 (extract_range_from_ssa_name): Likewise.
17215 (get_vr_for_comparison): New static helper.
17216 (compare_name_with_value): Handle NULL equiv bitmap by
17217 peeling the first iteration of the comparison loop.
17218 Use get_vr_for_comparison.
17219 (compare_names): Handle NULL equiv bitmaps by using fake
17220 ones. Use get_vr_for_comparison.
17222 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
17224 * double-int.c (mpz_set_double_int): Moved from
17225 tree-ssa-loop-niter.c.
17226 (mpz_get_double_int): Likewise; also, add option to wrap
17227 out-of-range integers.
17228 * double-int.h: New prototypes for above.
17229 * tree.c (get_static_type_bounds): Moved from
17230 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
17231 TYPE_MAX_VALUE if they exist..
17232 * tree.h: New prototype for above.
17233 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
17234 get_type_bounds calls.
17235 (mpz_set_double_int): Move to double-int.c.
17236 (get_type_bounds): Move to tree.c, rename to
17237 get_static_type_bounds.
17238 (mpz_to_double_int): Move to double-int.c, rename to
17239 mpz_get_double_int.
17241 2007-04-30 Bob Wilson <bob.wilson@acm.org>
17243 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
17244 DIV0 exception can fall through to a normal return.
17246 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
17248 PR middle-end/22156
17249 Temporarily revert:
17250 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
17251 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
17252 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
17253 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
17254 initialize align to silence bogus warning.
17255 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
17256 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
17258 (struct sra_walk_fns): Remove use_all parameter from use.
17259 (sra_hash_tree): Handle BIT_FIELD_REFs.
17260 (sra_elt_hash): Don't hash bitfld blocks.
17261 (sra_elt_eq): Skip them in parent compares as well. Handle
17263 (sra_walk_expr): Don't maintain or pass down use_all_p.
17264 (scan_use): Remove use_all parameter.
17265 (scalarize_use): Likewise. Re-expand assignment to
17266 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
17267 output, and re-scalarize after output. Don't mark anything
17269 (scalarize_ldst): Adjust.
17270 (scalarize_walk_gimple_modify_statement): Likewise.
17271 (build_element_name_1): Handle BIT_FIELD_REFs.
17272 (instantiate_element): Don't warn for any element whose parent
17273 is used as a whole.
17274 (instantiate_missing_elements_1): Return the sra_elt.
17275 (canon_type_for_field): New.
17276 (try_instantiate_multiple_fields): New.
17277 (instantiate_missing_elemnts): Use them.
17278 (mark_no_warning): Removed.
17279 (generate_one_element_ref): Handle BIT_FIELD_REFs.
17280 (REPLDUP, sra_build_elt_assignment): New.
17281 (generate_copy_inout): Use them.
17282 (generate_element_copy): Likewise. Handle bitfld differences.
17283 (generate_element_zero): Don't recurse for blocks. Use
17284 sra_build_elt_assignment.
17285 (generate_one_element_int): Take elt instead of var. Use
17286 sra_build_elt_assignment.
17287 (generate_element_init_1): Adjust.
17288 (scalarize_use, scalarize_copy): Use REPLDUP.
17289 (scalarize_ldst): Move assert before dereference.
17290 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
17292 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
17295 * tree.c (reconstruct_complex_type): Reconstruct a reference
17297 Also use the same mode for the pointer as the old pointer type.
17299 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
17301 * doc/trouble.texi (Interoperation): Remove note about Ultrix
17304 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
17306 PR rtl-optimization/31676
17307 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
17308 (df_refs_record): Call it.
17310 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
17312 * rtl.def (SS_ABS): New code.
17313 * config/bfin/bfin.c (print_operand): New modifier 'v'.
17314 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
17315 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
17316 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
17317 (bfin_init_builtins): Define them.
17318 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
17319 (bfin_expand_builtin): ... and handle the others here.
17320 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
17321 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
17322 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
17323 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
17324 operand is only HImode.
17326 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
17328 * regclass.c (scan_one_insn): Remove splitting of
17331 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
17332 Nigel Stephens <nigel@mips.com>
17334 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
17336 2007-04-28 Jan Hubicka <jh@suse.cz>
17338 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
17339 insn_locators_alloc instead of insn_locators_initialize;
17340 call reset_block_changes.
17341 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
17342 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
17343 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
17344 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
17345 * config/score/score.c (th_output_mi_thunk): Likewise.
17346 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
17347 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
17348 tolerate uninitialized locator info.
17351 * function.c (init_function_start): Don't init line number info.
17352 (expand_function_end): Update.
17353 (reset_block_changes, record_block_change, finalize_block_changes,
17354 check_block_change, free_block_changes): Kill.
17355 * function.h (reset_block_changes, record_block_change,
17356 finalize_block_changes, check_block_change, free_block_changes):
17358 (struct function): Remove ib_boundaries_block.
17359 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
17360 Use curr_insn_locator to initialize locator.
17361 (emit_line_note): Remove.
17362 * cfgexpand.c (expand_gimple_cond_expr): Update.
17363 (construct_exit_block): Likewise.
17364 (tree_expand_cfg): Initialize/finalize locators.
17365 * expr.c (expand_expr_real): Update.
17366 * cfglayout.c (line_locators_locs, line_locators_lines,
17367 file_locators_locs, file_locators_files): Remove.
17368 (set_block_levels): Move to cfgexpand.c.
17369 (insn_locators_initialize): Remove.
17370 (pass_insn_locators_initialize): Remove.
17371 (locations_locators_locs, locations_locators_vals): New static vars.
17372 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
17374 (insn_locators_alloc, insn_locators_finalize,
17375 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17377 (locator_location): New.
17378 (locator_line, locator_file): Rewrite.
17379 * rtl.h (emit_line_note): Kill.
17380 (insn_locators_alloc, insn_locators_finalize,
17381 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17383 * tree-inline.c (initialize_cfun): Do not initialize
17384 ib_boundaries_block.
17385 * passes.c (pass_insn_locators_initialize): Remove.
17387 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
17389 * tree-cfg.c (move_block_to_fn): Release bb from dominance
17390 info. Update last_basic_block correctly.
17392 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
17395 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
17396 register itself to hold the offset constant. Tell flow the use
17397 of r4 and r5 when they are used.
17399 2007-04-27 Richard Guenther <rguenther@suse.de>
17401 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
17402 if we simplified anything.
17403 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
17404 warnings until we did a simplification and the stmt was not
17405 marked as TREE_NO_WARNING.
17407 2007-04-27 Mike Stump <mrs@apple.com>
17409 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
17411 2007-04-27 Ian Lance Taylor <iant@google.com>
17413 PR middle-end/31710
17414 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
17415 TYPE_MAX_VALUE exist, convert them to the new type.
17417 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
17419 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
17420 if it claims to be available.
17421 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
17422 edge is redirected.
17423 (perform_tree_ssa_dce): Always free postdominators.
17425 2007-04-27 Richard Henderson <rth@redhat.com>
17427 * config/alpha/predicates.md (aligned_memory_operand): Mark
17428 as define_special_predicate.
17429 (unaligned_memory_operand, normal_memory_operand): Likewise.
17430 (reg_or_unaligned_mem_operand): Remove.
17431 (any_memory_operand): Match the documentation and check for
17432 non-renumbered pseudos during reload.
17433 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
17434 alpha_secondary_reload_class, update to new interface, make static.
17435 Handle CQImode like HImode. Remove FP subreg check.
17436 (alpha_expand_mov): Use replace_equiv_address.
17437 (alpha_expand_mov_nobwx): Use any_memory_operand.
17438 (TARGET_SECONDARY_RELOAD): New.
17439 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
17440 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
17441 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
17442 * config/alpha/alpha.md: ... here.
17443 (RELOAD12, reloadmode): New.
17445 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
17446 Don't handle the aligned case here.
17447 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
17448 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
17449 reload_inhi_help. Don't expect a scratch register.
17450 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
17452 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
17454 2007-04-27 Richard Guenther <rguenther@suse.de>
17456 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
17458 2007-04-27 Richard Guenther <rguenther@suse.de>
17460 PR tree-optimization/30965
17461 PR tree-optimization/30978
17462 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
17463 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
17464 (find_equivalent_equality_comparison): Likewise.
17465 (simplify_cond): Likewise.
17466 (get_prop_source_stmt): New helper.
17467 (get_prop_dest_stmt): Likewise.
17468 (can_propagate_from): Likewise.
17469 (remove_prop_source_from_use): Likewise.
17470 (combine_cond_expr_cond): Likewise.
17471 (forward_propagate_comparison): New function.
17472 (forward_propagate_into_cond): Rewrite to use fold for
17474 (tree_ssa_forward_propagate_single_use_vars): Call
17475 forward_propagate_comparison to propagate comparisons.
17477 2007-04-27 Richard Guenther <rguenther@suse.de>
17479 PR tree-optimization/31715
17480 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
17481 sure to do computation on the offset in an appropriate
17484 2007-04-27 Richard Sandiford <richard@codesourcery.com>
17486 * reload.h (elimination_target_reg_p): Declare.
17487 * reload.c (find_reloads): Don't apply the reg_rtx move
17488 optimization if the SET_DEST satisfies elimination_target_reg_p.
17489 * reload1.c (elimination_target_reg_p): New function.
17490 (gen_reload): In the move/add2 fallback, make sure that op0
17491 does not overlap the destination register.
17493 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
17495 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
17496 transform only GIMPLE_MODIFY_STMTs.
17497 * tree-complex.c (expand_complex_operations_1): Ditto.
17498 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
17499 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
17500 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
17502 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
17503 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
17504 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
17505 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
17506 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
17507 slpeel_add_loop_guard): Ditto.
17508 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
17509 * lambda-code.c (perfect_nestify): Ditto.
17510 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
17511 before the first statement.
17512 * tree-optimize.c (execute_free_datastructures): Fix comments.
17513 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
17514 * tree-flow.h (disband_implicit_edges): Declaration removed.
17515 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
17517 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
17518 COND_EXPRs without gotos.
17519 (disband_implicit_edges, has_label_p): Removed.
17520 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
17521 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
17523 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
17525 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
17526 also for COND_EXPRs.
17527 * cfgexpand.c (label_rtx_for_bb): New function.
17528 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
17529 Use label_rtx_for_bb to find the labels.
17530 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
17531 last block. Detect fallthru edges.
17533 2007-04-26 Ian Lance Taylor <iant@google.com>
17536 * reload.c (find_reloads_subreg_address): If the address was valid
17537 in the original mode but not in the new mode, reload the whole
17540 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
17542 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
17543 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
17544 (cleanup_control_expr_graph): Do not invalidate dominance info.
17545 Record altered blocks.
17546 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
17547 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
17548 cleanup_tree_cfg_bb): New functions.
17549 (remove_forwarder_block): Do not maintain the worklist of blocks.
17550 Record altered blocks.
17551 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
17552 not over whole cfg.
17553 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
17554 delete_unreachable_blocks if dominators are not available.
17555 * tree-inline.c (optimize_inline_calls): Free dominance information
17557 * tree-flow.h (remove_edge_and_dominated_blocks,
17558 cfgcleanup_altered_bbs): Altered.
17559 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
17561 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
17563 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
17564 do not invalidate dominators.
17566 2007-04-26 Anatoly Sokolov <aesok@post.ru>
17568 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
17569 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
17570 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17571 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
17573 2007-04-26 Steve Ellcey <sje@cup.hp.com>
17575 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
17577 2007-04-26 Richard Guenther <rguenther@suse.de>
17579 PR tree-optimization/31703
17580 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
17581 the right type for the target of the bittest.
17583 2007-04-26 Richard Sandiford <richard@codesourcery.com>
17585 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
17586 ix86_sol10_return_in_memory.
17588 2007-04-26 Richard Sandiford <richard@codesourcery.com>
17590 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
17593 2007-04-26 Jakub Jelinek <jakub@redhat.com>
17596 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
17598 PR tree-optimization/30558
17599 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
17600 clear this_state.prev_try.
17602 2007-04-26 Richard Sandiford <richard@codesourcery.com>
17603 Mark Mitchell <mark@codesourcery.com>
17605 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
17606 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
17607 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
17609 2007-04-26 Richard Sandiford <richard@codesourcery.com>
17612 * doc/invoke.texi (%:print-asm-header): Document.
17613 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
17615 (static_spec_functions): Add print-asm-header.
17616 (main): Print a banner before the --target-help linker options.
17617 (print_asm_header_spec_function): New function.
17619 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
17622 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
17623 (movsf_ie): Likewise.
17625 2007-04-25 Paolo Carlini <pcarlini@suse.de>
17627 * doc/extend.texi ([Type Traits]): Adjust per N2255.
17629 2007-04-25 Bob Wilson <bob.wilson@acm.org>
17631 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
17632 exception for divide-by-zero.
17633 (__umodsi3, __modsi3): Likewise.
17635 2007-04-25 Dirk Mueller <dmueller@suse.de>
17637 * c-typeck.c (build_compound_expr): Annotate warning()
17638 call with OPT_Wunused_value.
17639 * tree-ssa.c (warn_uninit): Annotate warning with
17641 * c-common.c (handle_sentinel_attribute): Annotate warning
17642 call with OPT_Wattributes.
17644 2007-04-25 Thiemo Seufer <ths@mips.com>
17646 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
17647 (mips16): Fix typo.
17648 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
17649 on to the assembler. Improve handling of -mno-mips16. Add handling
17650 of -mno-mips3d, -mno-dsp, -mno-dspr2.
17651 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
17652 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
17653 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
17655 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
17658 * config/i386/winnt.c (i386_pe_file_end): Strip only
17659 USER_LABEL_PREFIX when writing export name.
17661 2007-04-25 Richard Sandiford <richard@codesourcery.com>
17663 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
17664 sh/elf.h, vx-common.h and vxworks.h.
17665 * config/sh/sh.h: Include config/vxworks-dummy.h.
17666 (SUBTARGET_OVERRIDE_OPTIONS): Define.
17667 (OVERRIDE_OPTIONS): Use it.
17668 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
17669 (vxworks_picreg): New pattern.
17670 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
17671 VXWORKS_OS_CPP_BUILTINS.
17672 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
17673 to their VXWORKS_* equivalents.
17674 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
17675 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
17676 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
17677 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
17678 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
17679 -mrtp/-fPIC multilibs.
17680 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
17681 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
17682 (MULTILIB_OSDIRNAMES): Delete.
17684 2007-04-25 Anatoly Sokolov <aesok@post.ru>
17687 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
17689 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
17691 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
17692 rounding mode to be specified by the caller.
17693 (real_to_mpfr) Likewise.
17694 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
17695 include new arguments.
17696 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
17698 2007-04-24 Ian Lance Taylor <iant@google.com>
17700 PR tree-optimization/31605
17701 * tree-vrp.c (set_value_range): Check that min and max are not
17702 both overflow infinities.
17703 (set_value_range_to_value): New static function.
17704 (extract_range_from_binary_expr): Call set_value_range_to_value.
17705 (extract_range_from_cond_expr): Likewise.
17706 (extract_range_from_expr): Likewise.
17707 (extract_range_from_unary_expr): Likewise. Don't create a range
17708 which overflows on both sides.
17709 (vrp_meet): Check for a useless range.
17710 (vrp_visit_phi_node): If we see a constant which looks like an
17711 overflow infinity, turn off the TREE_OVERFLOW flag.
17713 2007-04-24 Ian Lance Taylor <iant@google.com>
17715 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
17717 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
17719 PR diagnostic/25923
17720 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
17721 diagnostic message is being built.
17722 * tree-pretty-print.c (dump_generic_node): Only write the
17723 formatted text into BUFFER's stream if we are not building a
17724 diagnostic message.
17725 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
17727 * Makefile.in (toplev.o): Depend on tree-pass.h.
17729 2007-04-24 Ian Lance Taylor <iant@google.com>
17731 PR tree-optimization/31602
17732 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
17733 conditionals in the copied loop header.
17734 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
17735 warnings if TREE_NO_WARNING is set.
17736 * doc/invoke.texi (Warning Options): Clarify that
17737 -Wstrict-overflow does not warn about loops.
17739 2007-04-24 Janis Johnson <janis187@us.ibm.com>
17741 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
17742 expand on the comment about _Decimal128 arguments and check the
17743 integer result of the modulus operation; for 64-bit ELF ABI, ensure
17744 that _Decimal128 argument uses even/odd register pair.
17745 (function_arg): Ditto.
17747 2007-04-24 Hui-May Chang <hm.chang@apple.com>
17749 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
17750 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
17752 2007-04-24 Richard Guenther <rguenther@suse.de>
17753 Olga Golovanevsky <olga@il.ibm.com>
17755 * fold-const.c (multiple_of_p): Check for bottom
17758 2007-04-24 Richard Henderson <rth@redhat.com>
17760 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
17761 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
17762 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
17763 looking for non-zero bits shifted out. Avoid a recursive call
17764 when constructing the scalar.
17765 (__floatundisf): Likewise.
17767 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
17769 * dwarf2out.c (field_byte_offset): Move the existing logic
17770 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
17771 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
17773 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
17776 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
17777 length argument of 0 for memset.
17778 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
17779 unsigned shift instead of the signed variant.
17781 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
17783 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
17784 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
17785 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
17786 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
17787 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
17788 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
17789 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
17790 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
17791 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
17792 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
17793 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
17794 "mul<mode>3", "div<mode>3"): Insn definitions added.
17795 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
17796 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
17797 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
17798 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
17799 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
17800 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
17801 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
17802 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
17803 TARGET_FLOAT_FORMAT): Macro definitions removed.
17804 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
17805 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
17806 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
17807 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
17808 (s390_gen_rtx_const_DI): Function removed.
17809 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
17811 2007-04-24 Richard Sandiford <richard@codesourcery.com>
17813 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
17814 over an external ffs function.
17816 2007-04-24 Chao-ying Fu <fu@mips.com>
17817 Richard Sandiford <richard@nildram.co.uk>
17819 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
17820 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
17821 (smadd_widen_optab, umadd_widen_optab): Define.
17822 * optabs.c (init_optabs): Initialize smadd_widen_optab and
17824 * genopinit.c (optabs): Fill in smadd_widen_optab and
17826 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
17827 and umadd_widen_optab to implement multiply-add sequences.
17828 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
17829 (<u>maddsidi4): ...this. Extend condition to include
17830 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
17831 of operand 0 to "ka" and use the three-operand form of madd<u>
17833 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
17835 * config/mips/constraints.md (ka): New register constraint.
17837 2007-04-24 Jan Hubicka <j@suse.cz>
17841 2007-04-23 Jan Hubicka <jh@suse.cz>
17842 * function.c (init_function_start): Don't init line number info.
17843 (expand_function_end): Update.
17844 (reset_block_changes, record_block_change, finalize_block_changes,
17845 check_block_change, free_block_changes): Kill.
17846 * function.h (reset_block_changes, record_block_change,
17847 finalize_block_changes, check_block_change, free_block_changes):
17849 (struct function): Remove ib_boundaries_block.
17850 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
17851 Use curr_insn_locator to initialize locator.
17852 (emit_line_note): Remove.
17853 * cfgexpand.c (expand_gimple_cond_expr): Update.
17854 (construct_exit_block): Likewise.
17855 (tree_expand_cfg): Initialize/finalize locators.
17856 * expr.c (expand_expr_real): Update.
17857 * cfglayout.c (line_locators_locs, line_locators_lines,
17858 file_locators_locs, file_locators_files): Remove.
17859 (set_block_levels): Move to cfgexpand.c.
17860 (insn_locators_initialize): Remove.
17861 (pass_insn_locators_initialize): Remove.
17862 (locations_locators_locs, locations_locators_vals): New static vars.
17863 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
17865 (insn_locators_alloc, insn_locators_finalize,
17866 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17868 (locator_location): New.
17869 (locator_line, locator_file): Rewrite.
17870 * rtl.h (emit_line_note): Kill.
17871 (insn_locators_alloc, insn_locators_finalize,
17872 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17874 * tree-inline.c (initialize_cfun): Do not initialize
17875 ib_boundaries_block.
17876 * passes.c (pass_insn_locators_initialize): Remove.
17878 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
17880 * doc/invoke.texi: Removed leading '-' from option index entries.
17882 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
17884 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
17886 (create_phi_node): Use set_phi_nodes.
17887 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
17888 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
17889 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
17890 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
17891 (bsi_start, bsi_last): Use bb_stmt_list.
17892 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
17893 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
17894 Traverse the statements using tsi iterator.
17895 * basic-block.h (struct basic_block_def): Fields stmt_list
17896 and phi_nodes moved to ...
17897 (struct tree_bb_info): ... new structure.
17898 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
17899 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
17900 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
17901 (tree_verify_flow_info): Verify that il.tree is not set for
17902 entry and exit block.
17903 (tree_split_block): Use set_bb_stmt_list.
17905 2007-04-23 Mike Stump <mrs@apple.com>
17907 * config/i386/i386.c (ix86_tune_features
17908 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
17911 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
17913 * config/i386/i386.md (prefix_extra): New attribute.
17914 (length): Add prefix_extra.
17916 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
17917 (sse2_movntv2di): Likewise.
17918 (sse2_cvtps2dq): Likewise.
17919 (sse2_cvtpd2pi): Likewise.
17920 (sse2_cvttpd2pi): Likewise.
17921 (*sse2_cvtpd2ps): Likewise.
17922 (*add<mode>3): Likewise.
17923 (sse2_ssadd<mode>3): Likewise.
17924 (sse2_usadd<mode>3): Likewise.
17925 (*sub<mode>3): Likewise.
17926 (sse2_sssub<mode>3): Likewise.
17927 (sse2_ussub<mode>3): Likewise.
17928 (*mulv8hi3): Likewise.
17929 (*smulv8hi3_highpart): Likewise.
17930 (*umulv8hi3_highpart): Likewise.
17931 (sse2_umulv2siv2di3): Likewise.
17932 (sse2_pmaddwd): Likewise.
17933 (ashr<mode>3): Likewise.
17934 (lshr<mode>3): Likewise.
17935 (ashl<mode>3): Likewise.
17936 (sse2_ashlti3): Likewise.
17937 (sse2_lshrti3): Likewise.
17938 (*umaxv16qi3): Likewise.
17939 (*smaxv8hi3): Likewise.
17940 (*uminv16qi3): Likewise.
17941 (*sminv8hi3): Likewise.
17942 (sse2_eq<mode>3): Likewise.
17943 (sse2_gt<mode>3): Likewise.
17944 (*and<mode>3): Likewise.
17945 (sse2_nand<mode>3): Likewise.
17946 (*ior<mode>3): Likewise.
17947 (*xor<mode>3): Likewise.
17948 (sse2_packsswb): Likewise.
17949 (sse2_packssdw): Likewise.
17950 (sse2_packuswb): Likewise.
17951 (sse2_punpckhbw): Likewise.
17952 (sse2_punpcklbw): Likewise.
17953 (sse2_punpckhwd): Likewise.
17954 (sse2_punpcklwd): Likewise.
17955 (sse2_punpckhdq): Likewise.
17956 (sse2_punpckldq): Likewise.
17957 (sse2_punpckhqdq): Likewise.
17958 (sse2_punpcklqdq): Likewise.
17959 (*sse2_pinsrw): Likewise.
17960 (*sse2_pextrw): Likewise.
17961 (sse2_pshufd_1): Likewise.
17962 (sse2_uavgv16qi3): Likewise.
17963 (sse2_uavgv8hi3): Likewise.
17964 (sse2_psadbw): Likewise.
17965 (sse2_pmovmskb): Likewise.
17966 (*sse2_maskmovdqu): Likewise.
17967 (*sse2_maskmovdqu_rex64): Likewise.
17968 (sse4a_extrqi): Likewise.
17969 (sse4a_extrq): Likewise.
17970 (sse3_lddqu): Set prefix_rep.
17971 (sse3_addsubv4sf3): Likewise.
17972 (sse3_haddv4sf3): Likewise.
17973 (sse3_hsubv4sf3): Likewise.
17974 (sse_cvtss2si): Likewise.
17975 (sse_cvtss2si_2): Likewise.
17976 (sse_cvtss2siq): Likewise.
17977 (sse_cvtss2siq_2): Likewise.
17978 (sse_cvttss2si): Likewise.
17979 (sse_cvttss2siq): Likewise.
17980 (sse2_cvttps2dq): Likewise.
17981 (sse3_movshdup): Likewise.
17982 (sse3_movsldup): Likewise.
17983 (sse2_cvtsd2si): Likewise.
17984 (sse2_cvtsd2si_2): Likewise.
17985 (sse2_cvtsd2siq): Likewise.
17986 (sse2_cvtsd2siq_2): Likewise.
17987 (sse2_cvttsd2si): Likewise.
17988 (sse2_cvttsd2siq): Likewise.
17989 (*sse2_cvtpd2dq): Likewise.
17990 (*sse2_cvttpd2dq): Likewise.
17991 (sse2_pshuflw_1): Likewise.
17992 (sse2_pshufhw_1): Likewise.
17993 (sse4a_insertqi): Likewise.
17994 (sse4a_insertq): Likewise.
17995 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
17996 (ssse3_phadddv4si3): Likewise.
17997 (ssse3_phaddswv8hi3): Likewise.
17998 (ssse3_phsubwv8hi3): Likewise.
17999 (ssse3_phsubdv4si3): Likewise.
18000 (ssse3_phsubswv8hi3): Likewise.
18001 (ssse3_pmaddubswv8hi3): Likewise.
18002 (ssse3_pmulhrswv8hi3): Likewise.
18003 (ssse3_pshufbv16qi3): Likewise.
18004 (ssse3_psign<mode>3): Likewise.
18005 (ssse3_palignrti): Likewise.
18006 (abs<mode>2): Likewise.
18007 (ssse3_phaddwv4hi3): Set prefix_extra.
18008 (ssse3_phadddv2si3): Likewise.
18009 (ssse3_phaddswv4hi3): Likewise.
18010 (ssse3_phsubwv4hi3): Likewise.
18011 (ssse3_phsubdv2si3): Likewise.
18012 (ssse3_phsubswv4hi3): Likewise.
18013 (ssse3_pmaddubswv4hi3): Likewise.
18014 (ssse3_pmulhrswv4hi3): Likewise.
18015 (ssse3_pshufbv8qi3): Likewise.
18016 (ssse3_psign<mode>3): Likewise.
18017 (ssse3_palignrdi): Likewise.
18018 (abs<mode>2): Likewise.
18019 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
18020 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
18021 (sse2_pmovmskb): Set mode to SI instead of V2DF.
18023 2007-04-23 Nick Clifton <nickc@redhat.com>
18025 * params.def: Fix formatting of emacs local variables.
18027 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
18029 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
18030 move if inter-unit move isn't allowed.
18031 Don't split moving the first element of V2DI to DI to inter-unit
18032 move if inter-unit move isn't allowed.
18034 2007-04-23 Richard Guenther <rguenther@suse.de>
18036 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
18037 and CDI_POST_DOMINATORS separately.
18039 2007-04-23 Nick Clifton <nickc@redhat.com>
18041 * c.opt (Wformat-contains-nul): Add warning attribute.
18043 2007-04-23 Jan Hubicka <jh@suse.cz>
18045 * function.c (init_function_start): Don't init line number info.
18046 (expand_function_end): Update.
18047 (reset_block_changes, record_block_change, finalize_block_changes,
18048 check_block_change, free_block_changes): Kill.
18049 * function.h (reset_block_changes, record_block_change,
18050 finalize_block_changes, check_block_change, free_block_changes):
18052 (struct function): Remove ib_boundaries_block.
18053 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
18054 Use curr_insn_locator to initialize locator.
18055 (emit_line_note): Remove.
18056 * cfgexpand.c (expand_gimple_cond_expr): Update.
18057 (construct_exit_block): Likewise.
18058 (tree_expand_cfg): Initialize/finalize locators.
18059 * expr.c (expand_expr_real): Update.
18060 * cfglayout.c (line_locators_locs, line_locators_lines,
18061 file_locators_locs, file_locators_files): Remove.
18062 (set_block_levels): Move to cfgexpand.c.
18063 (insn_locators_initialize): Remove.
18064 (pass_insn_locators_initialize): Remove.
18065 (locations_locators_locs, locations_locators_vals): New static vars.
18066 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
18068 (insn_locators_alloc, insn_locators_finalize,
18069 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
18071 (locator_location): New.
18072 (locator_line, locator_file): Rewrite.
18073 * rtl.h (emit_line_note): Kill.
18074 (insn_locators_alloc, insn_locators_finalize,
18075 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
18077 * tree-inline.c (initialize_cfun): Do not initialize
18078 ib_boundaries_block.
18079 * passes.c (pass_insn_locators_initialize): Remove.
18081 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
18083 PR middle-end/31448
18084 * expr.c (reduce_to_bit_field_precision): Handle
18087 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
18089 PR tree-optimization/24659
18090 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
18091 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
18092 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
18093 * genopinit.c (optabs): Rename vec_pack_mod_optab
18094 to vec_pack_trunc_optab.
18095 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
18096 early for scalar floating point operands for NOP_EXPR.
18097 (vectorizable_type_promotion): Ditto.
18098 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
18099 vec_pack_trunc_optab.
18100 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
18102 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
18103 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
18104 Rename from VEC_PACK_MOD_EXPR.
18105 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
18106 * expr.c (expand_expr_real_1): Ditto.
18107 * tree-inline.c (estimate_num_insns_1): Ditto.
18108 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
18110 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
18111 (vec_unpacks_lo_v4sf): Ditto.
18112 (vec_pack_trunc_v2df): Ditto.
18113 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
18114 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
18115 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
18117 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
18119 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
18121 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
18122 Rename from VEC_PACK_MOD_EXPR. This expression also represent
18123 packing of floating point operands.
18124 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
18125 represent unpacking of floating point operands.
18126 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
18127 [vec_unpacks_hi]: Ditto.
18128 [vec_unpacks_lo]: Ditto.
18130 2007-04-22 Jan Hubicka <jh@suse.cz>
18132 * final.c (rest_of_handle_final): Call
18133 targetm.asm_out.constructor/targetm.asm_out.destructor
18134 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
18135 proper priority via decl_*_priority_insert.
18136 * c-common.c (c_expand_body): Likewise.
18138 2007-04-22 Richard Guenther <rguenther@suse.de>
18140 PR tree-optimization/29789
18141 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
18142 (rewrite_reciprocal): New helper split out from
18143 determine_invariantness_stmt.
18144 (rewrite_bittest): Likewise.
18145 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
18146 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
18149 2007-04-22 Revital Eres <eres@il.ibm.com>
18151 * loop-unroll.c (var_to_expand): New field to support also
18152 insns of the form x = something + x.
18153 (analyze_insn_to_expand_var): Use it.
18154 (expand_var_during_unrolling): Likewise.
18156 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
18158 * predict.c: Include pointer-set.h.
18159 (bb_predictions): New variable.
18160 (tree_predicted_by_p, tree_predict_edge,
18161 remove_predictions_associated_with_edge): Use bb_predictions map
18162 instead of bb->predictions.
18163 (clear_bb_predictions, assert_is_empty): New functions.
18164 (combine_predictions_for_bb): Use bb_predictions map. Call
18165 clear_bb_predictions.
18166 (tree_estimate_probability): Create and free bb_predictions map.
18167 * Makefile.in (predict.o): Add pointer-set.h dependency.
18168 * basic-block.h (struct basic_block_def): Remove predictions
18170 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
18172 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
18175 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
18178 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
18180 * timevar.c (timevar_print): Change reference of --disable-checking to
18181 --enable-checking=release. Also warn if assert checking is disabled.
18183 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
18186 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
18187 decl as addressable if the compound literal was marked as
18189 Mark the decl as a gimple register if it is a complex or
18190 vector decl and does not live in memory.
18192 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
18194 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
18195 (GENERIC_NEXT): New function macro.
18196 (PHI_CHAIN): Use phi_node's new chain variable.
18197 (tree_phi_node): Change tree_common to tree_base
18198 and add the chain field.
18199 * tree-phinodes.c (make_phi_node): Don't set
18200 TREE_TYPE on the new node.
18201 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
18202 instead of checking GIMPLE_TUPLE_P in chain_next.
18203 * tree-vect-transform.c
18204 (get_initial_def_for_induction): Look at
18205 PHI_RESULT_TREE for the type of the phi node.
18206 (update_vuses_to_preheader): Use PHI_CHAIN
18207 instead of TREE_CHAIN on the phi node.
18208 * tree-ssa-structalias.c (compute_points_to_sets):
18210 (ipa_pta_execute): Likewise.
18212 2007-04-21 Richard Guenther <rguenther@suse.de>
18214 PR middle-end/31136
18215 * fold-const.c (fold_unary): Call fold_convert_const on the
18218 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
18220 * gcse.c (store_killed_in_insn): Handle PARALLELs.
18221 (store_killed_in_pat): New.
18223 2007-04-20 Richard Henderson <rth@redhat.com>
18226 * config/i386/i386.c (type_has_variadic_args_p): Look for any
18227 TREE_LIST with a void_type_node value, not void_list_node exactly.
18229 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
18231 * doc/standards.texi: Re-arrange into language-specific
18232 subsections. Add a C++ section, documenting which standards we
18235 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
18237 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
18238 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
18240 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
18242 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
18243 ecrti.o and crtbegin.o.
18244 (LIB_DEFAULT_SPEC): Include -lc.
18245 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
18247 2007-04-20 Richard Henderson <rth@redhat.com>
18250 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
18251 argument; update all callers.
18252 (get_unaligned_offset): New.
18253 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
18254 get_unaligned_address, just pass on the address directly.
18255 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
18256 the subreg in the helper patterns.
18257 (unaligned_extendqidi_le): Use get_unaligned_offset.
18258 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
18259 (unaligned_extendhidi_be): Likewise.
18260 (unaligned_extendhidi): Tidy.
18261 * config/alpha/alpha-protos.h: Update.
18263 2007-04-20 Richard Henderson <rth@redhat.com>
18265 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
18266 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
18267 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
18268 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
18269 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
18270 (CPP_SPEC): Don't include %(cpp_subtarget).
18271 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
18272 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
18273 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
18275 2007-04-20 Jakub Jelinek <jakub@redhat.com>
18277 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
18278 for __builtin_ia32_cmpordss.
18280 PR tree-optimization/31632
18281 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
18282 and arg1 for optimizations of comparison against min/max values.
18283 Fold arg0 to arg1's type for optimizations of comparison against
18284 min+1 and max-1 values.
18286 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
18288 * reload.c (combine_reloads): When trying to use a dying register,
18289 check whether it's uninitialized and don't use if so.
18291 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
18293 * fold-const.c: Remove prototypes for native_encode_expr and
18294 native_interpret_expr.
18295 (native_encode_expr): Make non-static.
18296 (native_interpret_expr): Likewise.
18297 * tree.h: Add prototypes for the above.
18299 2007-04-19 Joseph Myers <joseph@codesourcery.com>
18301 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
18302 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
18303 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
18304 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
18305 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
18306 Add length attributes.
18308 2007-04-19 Janis Johnson <janis187@us.ibm.com>
18310 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
18313 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
18314 __STDC_WANT_DEC_FP__.
18316 2007-04-19 Joseph Myers <joseph@codesourcery.com>
18318 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
18319 for long double compatibility.
18320 * configure: Regenerate.
18322 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
18324 PR rtl-optimization/29841
18325 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
18327 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
18328 that may cause control flow transfer from being moved.
18330 2007-04-18 Jan Hubicka <jh@suse.cz>
18332 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
18335 2007-04-18 Eric Christopher <echristo@apple.com>
18337 * config/rs6000/darwin.md (load_macho_picbase): Use link register
18338 only. Update operands.
18339 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
18340 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
18341 link register to pic register.
18343 2007-04-18 Dirk Mueller <dmueller@suse.de>
18345 PR diagnostic/31227
18346 * tree-vrp.c (search_for_addr_array): New.
18347 (check_array_bounds): Suppress warning about
18348 address taken of array refs if its not de-referenced.
18350 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
18352 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
18353 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
18355 * tree-vectorizer.h (NITERS_KNOWN_P): New.
18356 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
18357 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
18359 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
18361 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
18363 (vect_analyze_scalar_cycles): Fix indentation.
18364 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
18365 (vect_mark_relevant): Include phis in relevance analysis.
18367 * tree-vect-transform.c (vect_transform_loop): Add an assert.
18369 2007-04-18 Anatoly Sokolov <aesok@post.ru>
18371 * config/avr/avr.c (ptrreg_to_str): Replace error() with
18372 output_operand_lossage().
18374 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
18376 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
18377 the unused code for reduction without adjust-in-epilog to simplify the
18380 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
18382 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
18383 (S390_TDC_NEGATIVE_ZERO): New constant.
18384 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
18385 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
18386 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
18387 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
18388 (S390_TDC_POSITIVE_INFINITY): New constant.
18389 (S390_TDC_NEGATIVE_INFINITY): New constant.
18390 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
18391 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
18392 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
18393 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
18394 (S390_TDC_INFINITY): New constant.
18395 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
18396 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
18397 optimization for UNSPEC_CCZ_TO_INT.
18398 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
18399 ("*ccz_to_int"): New insn.
18400 ("isinf<mode>2"): New insn.
18401 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
18402 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
18403 (UNSPEC_CCZ_TO_INT): New constant.
18405 2007-04-18 Richard Guenther <rguenther@suse.de>
18407 PR tree-optimization/19431
18408 PR tree-optimization/21463
18409 * tree-pass.h (pass_phiprop): Declare.
18410 * passes.c (init_optimization_passes): New phiprop pass.
18411 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
18412 (phivn_valid_p): New helper function.
18413 (phiprop_insert_phi): Likewise.
18414 (propagate_with_phi): Likewise.
18415 (tree_ssa_phiprop): New propagator propagating loads
18416 through phi nodes if profitable.
18418 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
18420 * tree-vect-analyze.c (process_use): New function.
18421 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
18422 Check phis in all bbs.
18423 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
18426 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
18428 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
18431 2007-04-17 Anatoly Sokolov <aesok@post.ru>
18434 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
18437 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
18439 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
18441 (sse_vmmulv4sf3): Likewise.
18442 (sse2_vmaddv2df3): Likewise.
18443 (sse2_vmmulv2df3): Likewise.
18445 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
18447 PR rtl-optimization/31360
18448 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
18449 (target_reg_cost): New.
18450 (init_set_costs): Initialize target_reg_cost. Add comments
18451 regarding the rationale of the costs.
18452 (global_cost_for_size): Renamed to...
18453 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
18454 of register pressure.
18455 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
18456 estimate_reg_pressure_cost. Add number of ivs.
18457 (determine_set_costs): Dump target_reg_cost.
18458 * loop-invariant.c (gain_for_invariant): Use
18459 estimate_reg_pressure_cost. Removed n_inv_uses argument.
18460 (best_gain_for_invariant, find_invariants_to_move): Remove
18462 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
18463 (target_reg_cost): Declare.
18464 (global_cost_for_size): Declaration removed.
18465 (estimate_reg_pressure_cost): Declare.
18467 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
18469 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
18470 regnos into even/odd register pairs.
18471 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
18472 TDmode similar to the other floating point modes.
18473 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
18474 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
18476 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
18477 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
18478 (movdd_hardfloat64): Use TARGET_MFPGPR.
18480 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
18482 * reload1.c (delete_output_reload): Don't count output in n_inherited.
18485 2005-01-05 Richard Henderson <rth@redhat.com>
18487 * reload1.c (do_input_reload): Restrict the optimization deleteing
18488 a previous output reload to RELOAD_FOR_INPUT.
18490 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
18492 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
18493 induc_vec_info_type.
18494 (vectorizable_induction): New function declaration.
18495 * tree-vect-transform.c (get_initial_def_for_induction): No need to
18496 check if already vectorized. Find first place in BB where new stmts
18497 can be inserted. Takes only one argument.
18498 (vectorizable_induction): New function.
18499 (vect_transform_stmt): Add case for induc_vec_info_type to call
18500 vectorizable_induction.
18501 (vect_transform_loop): Consider phis for vectorization.
18502 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
18504 (analyze_operations): Call vectorizable_induction when analyzing phis.
18506 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
18507 (vect_mark_relevant): Include phis in relevance analysis.
18508 (vect_mark_stmts_to_be_vectorize): Likewise.
18509 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
18511 2007-04-16 Lawrence Crowl <crowl@google.com>
18513 * doc/invoke.texi (Debugging Options): Add documentation for the
18514 -femit-struct-debug options -femit-struct-debug-baseonly,
18515 -femit-struct-debug-reduced, and
18516 -femit-struct-debug-detailed[=...].
18518 * c-opts.c (c_common_handle_option): Add
18519 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
18520 and OPT_femit_struct_debug_detailed_.
18521 * c.opt: Add specifications for
18522 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
18523 and -femit-struct-debug-detailed[=...].
18524 * opts.c (set_struct_debug_option): Parse the
18525 -femit-struct-debug-... options.
18526 * opts.c (matches_main_base, main_input_basename,
18527 main_input_baselength, base_of_path, matches_main_base): Add
18528 variables and functions to compare header base name to compilation
18530 * opts.c (should_emit_struct_debug): Add to determine to emit a
18531 structure based on the option.
18532 (dump_struct_debug) Also disabled function to debug this
18534 * opts.c (handle_options): Save the base name of the
18537 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
18538 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
18539 This hook indicates if a type is generic. Set it by default
18540 to "never generic".
18541 * langhooks.h (struct lang_hooks_for_types): Add a new hook
18542 to determine if a struct type is generic or not.
18543 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
18544 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
18545 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
18546 with live C++ hook.
18548 * flags.h (enum debug_info_usage): Add an enumeration to describe
18549 a program's use of a structure type.
18550 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
18551 to indicate the program's usage of the type. Filter structs based
18552 on the -femit-struct-debug-... specification.
18553 (gen_type_die): Split into two routines, gen_type_die and
18554 gen_type_die_with_usage. gen_type_die is now a wrapper
18555 that assumes direct usage.
18556 (gen_type_die_with_usage): Replace calls to gen_type_die
18557 with gen_type_die_with_usage adding the program usage of
18558 the referenced type.
18559 (dwarf2out_imported_module_or_decl): Suppress struct debug
18560 information using should_emit_struct_debug when appropriate.
18562 2007-04-16 Ian Lance Taylor <iant@google.com>
18564 PR tree-optimization/31522
18565 * tree-vrp.c (vr_phi_edge_counts): New static variable.
18566 (vrp_initialize): Allocate vr_phi_edge_counts.
18567 (vrp_visit_phi_node): Don't push to infinity if we saw a new
18568 executable edge. Drop test for all constants.
18569 (vrp_finalize): Free vrp_phi_edge_counts.
18571 * doc/cpp.texi (Common Predefined Macros): Clarify description of
18572 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
18574 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
18575 predecessors at head rather than tail.
18577 2007-04-16 Matthias Klose <doko@debian.org>
18579 * config/alpha/linux.h (CPP_SPEC): Define.
18580 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
18582 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
18584 * function.h: Remove sequence_stack extern declaration.
18586 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
18588 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
18590 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
18593 2007-04-16 Anatoly Sokolov <aesok@post.ru>
18595 * config/avr/avr.c (avr_arch_types): Rearranging array.
18596 (enum avr_arch): Add.
18597 (avr_mcu_types): Use avr_arch enumeration constants instead of
18599 * config/avr/avr.h (LINK_SPEC): Simplify.
18601 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
18603 * config/m68k/m68k.c (m68k_libcall_value,
18604 m68k_function_value): Use macros for register names more.
18606 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
18608 (M68K_REGNAME): Use A6_REG.
18609 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
18611 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
18613 PR middle-end/28071
18614 * sched-int.h (struct deps): Split field 'pending_lists_length' into
18615 'pending_read_list_length' and 'pending_write_list_length'. Update
18617 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
18618 to handle two length counters instead of one. Update all uses.
18619 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
18620 two length counters instead of one.
18621 * sched-rgn.c (propagate_deps): Update to handle two length counters
18624 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
18627 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
18628 copy of source, pass it to ix86_expand_vector_set and return
18631 2007-04-16 David Ung <davidu@mips.com>
18632 Joseph Myers <joseph@codesourcery.com>
18634 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
18635 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
18636 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
18637 Add 74K processor information.
18638 * config/mips/mips.md: Include 74k.md.
18639 (cpu): Add 74kc,74kf,74kx.
18640 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
18641 * config/mips/74k.md: New.
18642 * doc/invoke.texi (MIPS Options): Document 74K support.
18644 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
18646 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
18647 vectorizable_* functions.
18648 * tree-vect-transform.c (vectorizable_call): Add check for
18649 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
18650 (vectorizable_store): likewise.
18651 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
18653 (vectorizable_operation, vectorizable_type_demotion): Likewise.
18654 (vectorizable_type_promotion, vectorizable_load): Likewise.
18655 (vectorizable_live_operation, vectorizable_condition): Likewise.
18656 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
18658 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
18660 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
18662 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
18663 register numbers more.
18664 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
18665 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
18666 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
18667 FUNCTION_VALUE_REGNO_P): Likewise.
18668 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
18669 STATIC_CHAIN_REGNUM): Likewise.
18670 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
18671 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
18672 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
18673 * config/m68k/m68k.md (FP_REG): New.
18675 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
18677 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
18680 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
18682 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
18683 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
18686 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
18688 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
18691 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
18694 * c-decl.c (finish_decl): Grab the type of the decl after the call
18695 to store_init_value.
18697 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
18699 * common.opt (fforward-propagate): Fix "Optimization" annotation.
18701 2007-04-14 Jakub Jelinek <jakub@redhat.com>
18704 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
18705 dominators, post dominators and cleanup cfg before returning.
18707 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
18709 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
18710 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
18712 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
18714 * config.gcc: Recognize fido.
18715 * config/m68k/m68k-devices.def (fidoa): New.
18716 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
18718 (FL_FIDOA, TARGET_FIDOA): New.
18719 * config/m68k/m68k.opt (mfidoa): New.
18721 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18723 PR middle-end/31322
18724 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
18725 when a personality function is used.
18727 2007-04-13 Bob Wilson <bob.wilson@acm.org>
18729 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
18731 2007-04-13 Mike Stump <mrs@apple.com>
18733 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
18735 * config/darwin.opt (fapple-kext): Make C++ only.
18736 * config/darwin.c (darwin_override_options): Remove code to ensure
18737 -fapple-kext is given for C++ only.
18739 2007-04-13 Richard Sandiford <richard@codesourcery.com>
18741 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
18742 * config/mips/mips.c (override_options): Call
18743 SUBTARGET_OVERRIDE_OPTIONS, if defined.
18745 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
18747 * config/i386/i386.opt (msvr3-shlib): Removed.
18749 * doc/invoke.texi: Remove -msvr3-shlib.
18751 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
18753 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
18754 with "popcnt" instruction.
18756 2007-04-13 Richard Guenther <rguenther@suse.de>
18758 PR tree-optimization/21258
18759 * tree-vrp.c (compare_case_labels): New helper.
18760 (find_switch_asserts): New function.
18761 (find_assert_locations): Call it for SWITCH_EXPRs.
18763 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
18765 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
18766 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
18767 check is now implied in X87_FLOAT_MODE_P.
18768 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
18769 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
18770 (fix_trunc<mode>_i386_fisttp): Ditto.
18771 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
18772 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
18773 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
18774 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
18775 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
18776 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
18777 (unnamed_splitters): Ditto.
18778 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
18779 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
18780 FIRST_SSE_REG for local functions when SSE math is enabled or
18781 for functions with sseregparm attribute.
18782 (standard_80387_constant_p): Return -1 if mode is not
18784 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
18785 (ix86_expand_compare): Ditto.
18786 (ix86_expand_carry_flag_compare): Ditto.
18787 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
18788 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
18789 DECIMAL_FLOAT_MODE_P.
18790 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
18791 of SCALAR_FLOAT_MODE_P.
18792 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
18793 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
18794 checks before FLOAT_MODE_P.
18795 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
18796 before FLOAT_MODE_P.
18801 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
18803 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
18804 Charles Wilson <libtool@cwilson.fastmail.fm>
18806 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
18807 (libgcc.mvars): Don't depend on them.
18808 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
18809 * exec-tool.in: New.
18811 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
18813 * doc/invoke.text (--help): Document --help=common.
18815 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
18817 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
18819 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18821 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
18822 * genemit.c (main): Emit #include "integrate.h".
18823 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
18824 (LOADGP_RTP): New mips_loadgp_style.
18825 * config/mips/mips.h: Include config/vxworks-dummy.h.
18826 (TARGET_RTP_PIC): New macro.
18827 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
18828 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
18829 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
18830 for TARGET_RTP_PIC.
18831 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
18832 -mvxworks-pic when using -mrtp and a PIC option.
18833 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
18835 (mips_symbolic_constant_p, mips_symbolic_address_p)
18836 (mips_symbol_insns): Handle SYMBOL_HALF.
18837 (override_options): Warn about -G and -mrtp being used together.
18838 Initialize mips_lo_relocs[SYMBOL_HALF].
18839 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
18840 (mips_emit_loadgp): Handle LOADGP_RTP.
18841 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
18842 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
18843 (tablejump): Handle function-relative case table entries if
18845 * config/mips/predicates.md (symbol_ref_operand): New predicate.
18847 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18849 * config/mips/mips.md (load_call<mode>): Allow any general register.
18851 (sibcall_value_internal, sibcall_value_multiple_internal)
18852 (call_value_internal, call_value_split, call_value_multiple_internal)
18853 (call_value_multiple_split): Remove constraints from operand 0.
18855 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18857 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
18858 rather than loadgp_noshared.
18859 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
18860 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
18862 * config/mips/mips.md (loadgp): Rename to...
18863 (loadgp_newabi): ...this.
18864 (loadgp_noshared): Rename to...
18865 (loadgp_absolute): ...this.
18867 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18869 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
18870 false for locally-binding symbols.
18871 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
18873 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18875 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
18876 (SYMBOL_GOT_PAGE_OFST): ...this.
18877 (SYMBOL_GOT_GLOBAL): Rename to...
18878 (SYMBOL_GOT_DISP): ...this.
18879 (SYMBOL_GOTOFF_GLOBAL): Rename to...
18880 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
18881 * config/mips/mips.c (mips_global_symbol_p): New function.
18882 (mips_symbol_binds_local_p): Likewise.
18883 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
18884 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
18885 mips_global_symbol_p and mips_symbol_binds_local_p.
18886 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
18887 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
18888 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
18889 SYMBOL_GOTOFF_DISP.
18890 (mips_ok_for_lazy_binding_p): New function.
18891 (mips_load_call_address, mips_expand_call): Use it.
18892 (mips_dangerous_for_la25_p): Likewise.
18893 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
18894 (*got_disp<mode>): Use got_disp_operand instead of
18895 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
18896 SYMBOL_GOTOFF_GLOBAL.
18897 (*got_page<mode>): Use got_page_ofst_operand instead of
18899 * config/mips/predicates.md (const_call_insn_operand): Use
18900 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
18901 (global_got_operand): Rename to...
18902 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
18904 (local_got_operand): Rename to...
18905 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
18906 of SYMBOL_GOT_LOCAL.
18908 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18910 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
18911 TARGET_CALL_CLOBBERED_GP.
18912 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
18913 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
18914 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
18915 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
18916 of TARGET_ABICALLS && !TARGET_NEWABI.
18917 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
18918 * config/mips/mips.c (mips_load_call_address): Check
18919 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
18920 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
18921 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
18922 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
18923 TARGET_ABICALLS && TARGET_NEWABI.
18924 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
18926 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
18927 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
18928 TARGET_ABICALLS && TARGET_NEWABI.
18929 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
18930 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
18931 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
18932 whether indirect calls must use $25.
18933 (mips_extra_live_on_entry): Check TARGET_GOT instead of
18935 * config/mips/mips.md (jal_macro): Check flag_pic and
18936 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
18937 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
18938 instead of TARGET_ABICALLS.
18939 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
18940 TARGET_ABICALLS && TARGET_OLDABI.
18941 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
18942 (sibcall): In the comment above the define_insn, mention
18943 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
18944 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
18945 instead of TARGET_ABICALLS.
18947 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
18949 * doc/md.texi (Blackfin family constraints): Document PA and PB.
18950 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
18951 (MACFLAGS_MATCH_P): New macro.
18952 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
18953 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
18954 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
18955 the other MACFLAG constants.
18956 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
18957 (flag_machi): Tighten constraints. Renumber some of the operands.
18958 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
18960 (flag_machi_parts_acconly): New pattern.
18961 (flag_macinithi): Tighten constraints. Allow any accumulator to be
18963 (flag_macinit1hi): Tighten constraints.
18964 (flag_mul_macv2hi_parts_acconly): New pattern.
18966 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
18967 Use a more efficient implementation.
18968 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
18969 inline sequences when not optimizing for size.
18971 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
18972 movhi_high2low): Delete, merge functionality into...
18973 (packv2hi): ... this pattern.
18975 2007-02-11 Jie Zhang <jie.zhang@analog.com>
18976 * config/bfin/bfin.opt (msim): New option.
18977 (mcpu=): New option.
18978 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
18979 (bfin_cpu_t): Typedef of enum bfin_cpu.
18980 (bfin_cpu_type): New declaration.
18981 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
18982 -msim and -mcpu= options.
18983 (LIB_SPEC): Likewise.
18984 * config/bfin/bfin.c (bfin_cpu_type): Define.
18985 (bfin_handle_option): Handle -mcpu= option.
18986 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
18987 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
18988 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
18990 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18992 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
18993 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
18994 (powerpc-wrs-vxworksae): Use ${tm_file}.
18995 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
18996 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
18997 * config/i386/vx-common.h: New file.
18999 2007-04-12 Richard Sandiford <richard@codesourcery.com>
19001 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
19004 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
19006 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
19009 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
19013 * c-common.c (c_build_qualified_type): Set canonical type
19016 2007-04-12 Richard Guenther <rguenther@suse.de>
19018 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
19019 lower bound and element size if lower bound is not zero
19020 or either of the ARRAY_REF operands is set.
19022 2007-04-12 Richard Guenther <rguenther@suse.de>
19024 PR tree-optimization/24689
19025 PR tree-optimization/31307
19026 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
19028 * gimplify.c (canonicalize_addr_expr): To be consistent with
19029 gimplify_compound_lval only set operands two and three of
19030 ARRAY_REFs if they are not gimple_min_invariant. This makes
19031 it never at this place.
19032 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
19034 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19036 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
19037 null before emitting a .nsubspa directive.
19039 2007-04-11 Diego Novillo <dnovillo@redhat.com>
19041 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
19042 need_to_partition_p if there are no memory statements in the
19045 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
19047 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
19048 (gcd_of_steps_may_divide_p): New function.
19049 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
19051 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
19053 * reload.c (find_reloads_toplev, find_reloads_address,
19054 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
19055 not a pointer equality test, to decide if we need to call
19056 push_reg_equiv_alt_mem.
19058 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
19060 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
19061 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
19063 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
19065 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
19067 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
19068 vector to be positive.
19070 2007-04-11 Diego Novillo <dnovillo@redhat.com>
19074 * doc/invoke.texi: Document --params max-aliased-vops and
19076 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
19077 debug_memory_partitions): Move to tree-flow.h
19078 * params.h (AVG_ALIASED_VOPS): Define.
19079 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
19081 (mp_info_t): Likewise.
19082 (get_mem_sym_stats_for): New.
19083 (set_memory_partition): Move from tree-flow-inline.h.
19084 (mark_non_addressable): Only clear the set of symbols for the
19085 partition if it exists.
19086 (dump_memory_partitions): Move from tree-ssa-operands.c
19087 (debug_memory_partitions): Likewise.
19088 (need_to_partition_p): New.
19089 (dump_mem_ref_stats): New.
19090 (debug_mem_ref_stats): New.
19091 (dump_mem_sym_stats): New.
19092 (debug_mem_sym_stats): New.
19093 (update_mem_sym_stats_from_stmt): New.
19094 (compare_mp_info_entries): New.
19095 (mp_info_cmp): Call it.
19096 (sort_mp_info): Change argument to a list of mem_sym_stats_t
19098 (get_mpt_for): Move from tree-ssa-operands.c.
19099 (find_partition_for): New.
19100 (create_partition_for): Remove.
19101 (estimate_vop_reduction): New.
19102 (update_reference_counts): New.
19103 (build_mp_info): New.
19104 (compute_memory_partitions): Refactor.
19105 Document new heuristic.
19106 Call build_mp_info, update_reference_counts,
19107 find_partition_for and estimate_vop_reduction.
19108 (compute_may_aliases): Populate virtual operands before
19109 calling debugging dumps.
19110 (delete_mem_sym_stats): New.
19111 (delete_mem_ref_stats): New.
19112 (init_mem_ref_stats): New.
19113 (init_alias_info): Call it.
19114 (maybe_create_global_var): Remove alias_info argument.
19115 Get number of call sites and number of pure/const call sites
19116 from gimple_mem_ref_stats().
19117 (dump_alias_info): Call dump_memory_partitions first.
19118 (dump_points_to_info_for): Show how many times a pointer has
19120 * opts.c (decode_options): For -O2 set --param
19121 max-aliased-vops to 500.
19122 For -O3 set --param max-aliased-vops to 1000 and --param
19123 avg-aliased-vops to 3.
19124 * fortran/options.c (gfc_init_options): Remove assignment to
19126 * tree-flow-inline.h (gimple_mem_ref_stats): New.
19127 * tree-dfa.c (dump_variable): Dump memory reference
19129 Dump NO_ALIAS* settings.
19130 (referenced_var_lookup): Tidy.
19131 (mem_sym_stats): New.
19132 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
19133 and ORIG are different SSA names for a memory partition.
19134 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
19135 * tree-flow.h (struct mem_sym_stats_d): Define.
19136 (mem_sym_stats_t): Define.
19137 (struct mem_ref_stats_d): Define.
19138 (struct gimple_df): Add field mem_ref_stats.
19139 (enum noalias_state): Define.
19140 (struct var_ann_d): Add bitfield noalias_state.
19141 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
19142 debug_mem_ref_stats, debug_memory_partitions,
19143 debug_mem_sym_stats): Declare.
19144 * tree-ssa-structalias.c (update_alias_info): Update call
19145 sites, pure/const call sites and asm sites in structure
19146 returned by gimple_mem_ref_stats.
19147 Remove local variable IS_POTENTIAL_DEREF.
19148 Increase NUM_DEREFS if the memory expression is a potential
19150 Call update_mem_sym_stats_from_stmt.
19151 If the memory references memory, call
19152 update_mem_sym_stats_from_stmt for all the direct memory
19153 symbol references found.
19154 (intra_create_variable_infos): Set noalias_state field for
19155 pointer arguments according to the value of
19156 flag_argument_noalias.
19157 * tree-ssa-structalias.h (struct alias_info): Remove fields
19158 num_calls_found and num_pure_const_calls_found.
19159 (update_mem_sym_stats_from_stmt): Declare.
19160 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
19161 Set default value to 100.
19162 (PARAM_AVG_ALIASED_VOPS): Define.
19164 2007-04-11 Richard Guenther <rguenther@suse.de>
19166 PR middle-end/31530
19167 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
19168 a * -b + c as c - a * b if we honor sign dependent rounding.
19170 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
19172 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
19173 bfin_expand_strmov.
19174 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
19175 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
19177 (initialize_trampoline): Don't use old-style function definition.
19178 (bfin_secondary_reload): Mark IN_P argument as unused.
19180 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
19182 PR tree-optimization/31343
19183 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
19184 (build_polynomial_chrec): Return a scalar when the evolution is zero.
19185 * testsuite/gcc.dg/vect/pr31343.c: New.
19187 2007-04-10 Eric Christopher <echristo@apple.com>
19189 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
19190 * config/i386/i386.md (*cmpfp0): Use.
19191 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
19192 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
19193 (fix_trunc<mode>_i386_fisttp): Ditto.
19194 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
19195 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
19196 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
19197 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
19198 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
19199 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
19200 (unnamed_splitters): Ditto.
19201 * config/i386/i386.c (output_fix_trunc): Assert that
19202 we're not being passed a TFmode operand.
19204 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
19206 PR tree-optimization/31526
19207 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
19208 n_basic_blocks to find newly added blocks.
19210 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
19212 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
19214 (fix_trunc<mode>si_sse): Ditto.
19215 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
19216 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
19217 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
19218 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
19219 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
19220 expander using SSEMODEF mode macro.
19221 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
19222 expander using SSEMODEF mode macro.
19223 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
19224 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
19225 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
19226 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
19227 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
19228 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
19229 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
19230 Macroize insn using X87MODEF mode macro.
19232 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
19234 * config/i386/sse.md (sse2_pinsrw): Removed.
19235 (sse2_pextrw): Renamed to ...
19236 (*sse2_pextrw): This.
19238 2007-04-09 Jan Hubicka <jh@suse.cz>
19241 * config/i386/sse.md
19242 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
19243 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
19244 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
19245 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
19247 2007-04-09 Jan Hubicka <jh@suse.cz>
19249 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
19250 multiple fields of union.
19252 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
19254 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
19255 (create_preheaders): Check that loops are available.
19256 (fix_loop_structure): Clean up, improve comments.
19257 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
19258 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
19260 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
19261 * predict.c (tree_estimate_probability): Do not call
19262 calculate_dominance_info. Call create_preheaders.
19263 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
19264 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
19266 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
19267 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
19268 * tree-cfg.c (tree_split_edge): Make an assert more precise.
19269 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
19272 2007-04-08 Jan Hubicka <jh@suse.cz>
19274 * tree.h (maybe_fold_offset_to_component_ref): Declare.
19275 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
19276 * fold-const.c (fold_unary): Use it.
19278 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
19280 * varasm.c (assemble_variable): Remove call to
19281 lang_hooks.decls.prepare_assemble_variable.
19282 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
19283 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
19284 * langhooks.h (lang_hooks_for_decls): Remove
19285 prepare_assemble_variable.
19287 2007-04-08 Mike Stump <mrs@apple.com>
19289 * config/i386/i386.c: Use inc/dec on Core2.
19291 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
19293 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
19294 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
19295 lhd_tree_inlining_end_inlining): Remove.
19296 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
19297 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
19298 end_inlining hooks.
19299 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
19300 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
19301 lhd_tree_inlining_end_inlining): Remove prototypes.
19302 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
19303 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
19304 LANG_HOOKS_TREE_INLINING_START_INLINING,
19305 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
19307 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
19310 2007-04-08 Anatoly Sokolov <aesok@post.ru>
19313 * config/avr/predicates.md (io_address_operand): Delete predicate.
19314 (low_io_address_operand): Don't use 'mode' argument.
19315 (higth_io_address_operand): Rename ...
19316 (high_io_address_operand): ... to this. Don't use 'mode' argument.
19317 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
19320 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
19322 Revert change removing staticp.
19324 2007-04-07 Anatoly Sokolov <aesok@post.ru>
19327 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
19330 2007-04-07 Bruce Korb <bkorb@gnu.org>
19332 * c.opt: Add -Wformat-contains-nul.
19333 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
19335 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
19336 the NUL byte warning.
19338 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
19340 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
19342 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
19344 * tree.c (staticp): No longer use staticp langhook.
19345 * langhooks.c (lhd_staticp): Removed.
19346 * langhooks.h (struct lang_hooks): Remove staticp.
19347 * c-common.c (c_staticp): Remove.
19348 * c-common.h (c_staticp): Ditto.
19349 * langhooks-defs.h (lhd_staticp): Ditto.
19350 (LHD_HOOKS_STATICP): Ditto
19351 * tree.h (gcc_assert_lowered): New macro.
19353 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
19355 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
19356 argument "reliable".
19357 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
19358 Add argument "reliable". Propagate it through calls.
19359 (infer_loop_bounds_from_undefined): Derive number of iterations
19360 estimates from references in blocks that do not dominate loop latch.
19361 (gcov_type_to_double_int): New function.
19362 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
19363 and expected_loop_iterations_unbounded.
19364 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
19365 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
19366 * tree-data-ref.c (estimated_loop_iterations): Export.
19367 (get_references_in_stmt): Fix -- do not return addresses of local
19369 * cfgloop.h (expected_loop_iterations_unbounded,
19370 estimated_loop_iterations): Declare.
19372 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
19374 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
19376 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
19378 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
19379 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
19380 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
19381 Use output_387_reg_move().
19382 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
19383 expander using X87MODEF12 mode macro.
19384 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
19385 choosing register preferences. Use output_387_reg_move().
19386 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
19387 instead of "x". Use output_387_reg_move().
19388 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
19389 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
19390 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
19391 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
19392 Use output_387_reg_move().
19393 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
19395 (*truncxf?f_i387 splitter): Ditto.
19397 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
19399 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
19400 LANG_HOOKS_SAFE_FROM_P.
19401 * expr.c (safe_from_p): Remove langhook call.
19402 * langhooks.h (lang_hooks): Remove safe_from_p.
19403 (lhd_safe_from_p): Remove prototype.
19404 * langhooks.c (lhd_safe_from_p): Remove.
19406 2007-04-06 Jan Hubicka <jh@suse.cz>
19408 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
19411 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
19413 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
19414 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
19415 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
19416 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
19418 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
19419 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
19421 2007-04-05 Richard Henderson <rth@redhat.com>
19423 * config/alpha/alpha.c (print_operand) [+]: Remove.
19424 (alpha_end_function): Print nop if call at end of function.
19425 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
19426 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
19427 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
19428 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
19429 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
19430 the call pattern. Update peepholes to match.
19432 2007-04-05 Janis Johnson <janis187@us.ibm.com>
19434 * doc/extend.texi (Other Builtins): Add decimal float variants
19436 * builtins.def: Ditto.
19437 * builtins.c (expand_builtin): Ditto.
19439 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
19440 H.J. Lu <hongjiu.lu@intel.com>
19443 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
19444 of V8HImode when calling ix86_binary_operator_ok.
19445 (sse2_pmaddwd): Call ix86_binary_operator_ok.
19446 (sdot_prodv8hi): Operands 1 and 2 must be register.
19448 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
19450 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
19451 initialize align to silence bogus warning.
19453 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
19455 PR middle-end/22156
19456 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
19458 (struct sra_walk_fns): Remove use_all parameter from use.
19459 (sra_hash_tree): Handle BIT_FIELD_REFs.
19460 (sra_elt_hash): Don't hash bitfld blocks.
19461 (sra_elt_eq): Skip them in parent compares as well. Handle
19463 (sra_walk_expr): Don't maintain or pass down use_all_p.
19464 (scan_use): Remove use_all parameter.
19465 (scalarize_use): Likewise. Re-expand assignment to
19466 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
19467 output, and re-scalarize after output. Don't mark anything
19469 (scalarize_ldst): Adjust.
19470 (scalarize_walk_gimple_modify_statement): Likewise.
19471 (build_element_name_1): Handle BIT_FIELD_REFs.
19472 (instantiate_element): Don't warn for any element whose parent
19473 is used as a whole.
19474 (instantiate_missing_elements_1): Return the sra_elt.
19475 (canon_type_for_field): New.
19476 (try_instantiate_multiple_fields): New.
19477 (instantiate_missing_elemnts): Use them.
19478 (mark_no_warning): Removed.
19479 (generate_one_element_ref): Handle BIT_FIELD_REFs.
19480 (REPLDUP, sra_build_elt_assignment): New.
19481 (generate_copy_inout): Use them.
19482 (generate_element_copy): Likewise. Handle bitfld differences.
19483 (generate_element_zero): Don't recurse for blocks. Use
19484 sra_build_elt_assignment.
19485 (generate_one_element_int): Take elt instead of var. Use
19486 sra_build_elt_assignment.
19487 (generate_element_init_1): Adjust.
19488 (scalarize_use, scalarize_copy): Use REPLDUP.
19489 (scalarize_ldst): Move assert before dereference.
19490 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
19492 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
19494 * regmove.c: Fix unused variable warnings due to previous commit.
19496 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
19498 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
19499 (regmove_bb_head): Remove.
19500 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
19501 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
19502 problems with fixup_match_1.
19503 Don't initialize/free regmove_bb_head.
19505 (reg_is_remote_constant_p): If an insn is in the same basic block
19506 but not before INSN, consider it remote, too.
19508 2007-04-05 Anatoly Sokolov <aesok@post.ru>
19511 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
19512 DECL_ASSEMBLER_NAME, not the DECL_NAME.
19514 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
19516 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
19517 (CONDITIONAL_REGISTER_USAGE): Likewise.
19519 2007-04-04 Richard Henderson <rth@redhat.com>
19521 * config/alpha/lib1funcs.asm: Remove unused file.
19523 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
19526 * opts.c (print_specific_help): Fix --help=<language>
19528 (common_handle_option): Support --help=common.
19530 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
19533 * gcc.c (main): Do not run the linker if
19534 print_subprocess_help indicates that it shouldn't be
19537 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
19540 * doc/invoke.texi (--help=): Document <languages> value, fix
19541 formatting in tables of values.
19543 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
19545 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
19546 dllimport attribute of virtual methods.
19548 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
19550 * config/score/crti.asm: Change _bss_start to __bss_start.
19551 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
19552 (OUTGOING_REG_PARM_STACK_SPACE) update.
19553 * config/score/score.opt: add options to make backend support
19554 score5, score5u, score7 and score7d.
19555 * config/score/score.md: Likewise.
19556 * config/score/misc.md: Likewise.
19557 * config/score/mac.md: Likewise.
19558 * doc/invoke.texi: Likewise.
19559 * doc/md.texi: update constraints define.
19561 2007-04-03 Richard Henderson <rth@redhat.com>
19563 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
19564 an appropriate type, use the mode instead.
19566 2007-04-03 Richard Sandiford <richard@codesourcery.com>
19568 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
19569 Set the default --with-arch setting to mips2.
19570 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
19571 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
19572 (MULTILIB_OSDIRNAMES): Delete.
19573 (MULTILIB_DIRNAMES): Define.
19574 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
19575 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
19576 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
19577 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
19578 VXWORKS_OS_CPP_BUILTINS.
19579 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
19580 (MIPS_DEBUGGING_INFO): Undefine.
19581 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
19583 2007-04-03 Jakub Jelinek <jakub@redhat.com>
19585 PR middle-end/30704
19586 * fold-const.c (native_encode_real): Encode real.c provided longs
19587 as a series of 32-bit native integers.
19588 (native_interpret_real): Interpret buffer as a series of 32-bit
19591 2007-04-03 Richard Guenther <rguenther@suse.de>
19593 * genpreds.c (write_insn_constraint_len): Write function
19594 optimized for CONSTRAINT_LEN implementation.
19595 (write_tm_preds_h): Output insn_constraint_len inline and
19596 use it for CONSTRAINT_LEN.
19597 (write_insn_preds_c): Don't output insn_constraint_len.
19598 * doc/md.texi (define_register_constraint): Document multi-letter
19599 constraints shall have the same length if they start with the same
19602 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
19605 * config/i386/i386.md (isinf<mode>2): Expand only when
19606 TARGET_C99_FUNCTIONS is set.
19608 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
19610 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
19611 (x86_64-*-linux*): Ditto.
19612 * config/i386/i386.opt (mpc): New option.
19613 * config/i386/i386.c (overrride_options): Handle
19614 ix87_precision_string.
19615 * config/i386/crtprec.c: New file.
19616 * config/i386/t-crtpc: Ditto.
19617 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
19618 and -mpc80 options.
19619 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
19620 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
19621 crtprec32.o, crtprec64.o and crtprec80.o.
19623 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
19624 and -mpc80 options.
19625 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
19627 2007-04-02 Eric Christopher <echristo@apple.com>
19629 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
19630 limitations on darwin.
19632 2007-04-02 Anatoly Sokolov <aesok@post.ru>
19635 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
19637 2007-04-02 Dave Korn <dave.korn@artimi.com>
19639 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
19641 2007-04-02 Dave Korn <dave.korn@artimi.com>
19643 * libgcc2.h (exception_descriptor): Don't forward-declare.
19644 (__get_eh_table_language, __get_eh_table_version): Delete
19645 prototypes of long-dead functions.
19647 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
19649 * ebitmap.h: New file
19650 * ebitmap.c: New file
19651 * Makefile.in (ebitmap.o): New target.
19653 2007-04-01 Jan Hubicka <jh@suse.cz>
19655 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
19656 before very first instruction.
19658 2007-04-01 Jan Hubicka <jh@suse.cz>
19660 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
19661 waring on 64bit hosts.
19662 * bitmap.h: Fix typo in bitmap_head_def.
19664 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
19666 PR rtl-optimization/31391
19667 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
19668 into a DELETED_LABEL note, and the label is in an empty basic
19669 block, update BB_END as well as BB_HEAD.
19671 2007-04-01 Richard Henderson <rth@redhat.com>
19673 PR tree-optimization/31169
19674 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
19675 to varying if the range is outside [0, prec-1].
19677 2007-04-01 Richard Sandiford <richard@codesourcery.com>
19680 * config/mips/mips.md (load_const_gp): New insn.
19681 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
19682 the MIPS16 GP pseudo register if no_new_pseudos.
19683 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
19685 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
19688 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
19690 (call_value): Likewise.
19692 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
19693 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19696 * doc/invoke.texi: (optimization options): Reword description
19697 of -ffast-math. Document its primary purpose.
19699 2007-03-31 Richard Guenther <rguenther@suse.de>
19701 * omp-low.c (splay-tree.h): Include.
19702 (lookup_decl): Replace splay-tree usage by pointer-map.
19703 (maybe_lookup_decl): Likewise.
19704 (new_omp_context): Likewise.
19705 (delete_omp_context): Likewise.
19706 * gimplify.c (splay-tree.h): Include.
19707 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
19709 (remap_ssa_name): Likewise.
19710 (remap_decl): Likewise.
19711 (remap_type_1): Likewise.
19712 (remap_type): Likewise.
19713 (copy_body_r): Likewise.
19714 (expand_call_inline): Likewise.
19715 (clone_body): Likewise.
19716 (copy_tree_r): Likewise.
19717 (remap_save_expr): Likewise.
19718 (unsave_r): Likewise.
19719 (unsave_expr_now): Likewise.
19720 (tree_function_versioning): Likewise.
19721 (build_duplicate_type): Likewise.
19722 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
19723 (struct copy_body_data): Replace splay-tree by pointer-map.
19724 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
19725 not $(SPLAY_TREE_H).
19726 (gimplify.o): Depend on $(SPLAY_TREE_H).
19727 (omp-low.p): Likewise.
19729 2007-03-31 Anatoly Sokolov <aesok@post.ru>
19731 * config/avr/predicates.md (even_register_operand,
19732 odd_register_operand): New predicates.
19733 * config/avr/avr.md (movw peephole2): New.
19734 (movw_r peephole2): New.
19736 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
19738 * tree.h (get_signed_or_unsigned_type): New.
19739 * fold-const.c (operand_equal_for_comparison_p): Use
19740 get_signed_or_unsigned_type instead of
19741 lang_hooks.types.signed_or_unsigned_type.
19742 * expr.c (store_expr): Ditto.
19743 * langhooks.c (get_signed_or_unsigned_type): New.
19744 (lhd_signed_or_unsigned_type): New.
19745 * langhooks.h (lhd_signed_or_unsigned_type): New.
19746 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
19748 2007-03-30 Richard Henderson <rth@redhat.com>
19750 * tree-ssa-loop-ivopts.c: Include target.h.
19751 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
19752 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
19753 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
19754 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
19756 2007-03-30 Richard Henderson <rth@redhat.com>
19757 Kai Tietz <kai.tietz@onevision.com>
19759 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
19760 default for 64-bit.
19761 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
19762 (TARGET_64BIT_MS_ABI): New.
19763 (DBX_REGISTER_NUMBER): Handle 64-bit.
19764 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
19765 (LONG_TYPE_SIZE): Force to 32.
19766 (REG_PARM_STACK_SPACE): New.
19767 (OUTGOING_REG_PARM_STACK_SPACE): New.
19768 (REGPARM_MAX, SSE_REGPARM_MAX): New.
19769 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
19770 (STACK_BOUNDARY): Use 128 for 64-bit.
19771 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
19772 Add 64-bit implementation.
19773 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
19775 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
19776 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
19777 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
19778 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
19779 (ix86_handle_cconv_attribute): Don't warn when ignoring if
19780 TARGET_64BIT_MS_ABI.
19781 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
19782 (ix86_pass_by_reference): Likewise.
19783 (ix86_function_value_regno_p): Likewise.
19784 (ix86_build_builtin_va_list): Likewise.
19785 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
19786 (function_arg_advance_ms_64): New.
19787 (function_arg_advance): Call it.
19788 (function_arg_ms_64): New.
19789 (function_arg): Call it.
19790 (function_value_ms_64): New.
19791 (ix86_function_value_1): Call it.
19792 (return_in_memory_ms_64): New.
19793 (ix86_return_in_memory): Call it.
19794 (setup_incoming_varargs_ms_64): New.
19795 (ix86_setup_incoming_varargs): Call it.
19796 (ix86_expand_prologue): Handle 64-bit stack probing.
19797 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
19798 (output_pic_addr_const): Likewise.
19799 (x86_this_parameter): Likewise.
19800 (x86_output_mi_thunk): Likewise.
19801 (x86_function_profiler): Likewise.
19802 (TARGET_STRICT_ARGUMENT_NAMING): New.
19803 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
19804 (TARGET_64BIT_MS_ABI): New.
19805 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
19806 * config/i386/i386.md (allocate_stack_worker): Remove.
19807 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
19808 describe the clobber of eax without a match_scratch.
19809 (allocate_stack_worker_postreload): Remove.
19810 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
19811 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
19812 (allocate_stack_worker_rex64_postreload): Remove.
19813 (allocate_stack): Handle 64-bit.
19814 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
19815 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
19816 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
19817 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
19818 (STANDARD_STARTFILE_PREFIX_1): Likewise.
19819 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
19820 * config.build (x86_64-*-mingw*): New host.
19821 * config.host (x86_64-*-mingw*): New host.
19822 * config.gcc (x86_64-*-mingw*): New target.
19823 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
19825 2007-03-30 Richard Henderson <rth@redhat.com>
19826 Kai Tietz <kai.tietz@onevision.com>
19828 * c-pragma.c (struct def_pragma_macro_value): New.
19829 (struct def_pragma_macro): New.
19830 (pushed_macro_table): New.
19831 (dpm_hash, dpm_eq): New.
19832 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
19833 (init_pragma): Install them.
19834 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
19836 2007-03-30 Anatoly Sokolov <aesok@post.ru>
19838 * config/avr/avr.c (avr_override_options): Clear
19839 'flag_delete_null_pointer_checks'.
19841 2007-03-30 Paolo Carlini <pcarlini@suse.de>
19844 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
19845 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
19846 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
19847 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
19848 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
19849 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
19850 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
19852 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
19854 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
19856 * regmove.c: Move all of pass_stack_adjustments from here...
19857 * combine-stack-adj.c: ...to this new file.
19858 * Makefile.in: Add rules for combine-stack-adj.o.
19860 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
19862 PR tree-optimization/31383
19863 * tree-data-ref.c (affine_function_equal_p): Do not require the
19864 vectors to have the same length.
19866 2007-03-30 Jan Hubicka <jh@suse.cz>
19868 PR middle-end/30700
19869 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
19870 availablility; add more sanity checking; ask varpool only about
19873 2007-03-29 Richard Henderson <rth@redhat.com>
19875 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
19876 to decide, but __SIZEOF_LONG_LONG__.
19878 2007-03-29 Richard Henderson <rth@redhat.com>
19880 * emutls.c (struct __emutls_array): New.
19881 (emutls_destroy): Use it instead of casting element 0 from void*.
19882 (__emutls_get_address): Likewise.
19884 2007-03-29 Richard Henderson <rth@redhat.com>
19886 * varasm.c (initializer_constant_valid_p): Don't deny
19887 DECL_DLLIMPORT_P on functions.
19889 * config/i386/cygming.h: Remove function declarations.
19890 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
19891 (ASM_OUTPUT_LABELREF): Remove.
19892 (COMMON_ASM_OP): Remove.
19893 (ASM_OUTPUT_COMMON): Remove.
19894 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
19895 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
19896 (ASM_DECLARE_FUNCTION_NAME): Likewise.
19897 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
19898 Rename from TARGET_ENCODE_SECTION_INFO.
19899 * config/i386/netware.h: Likewise.
19900 * config/i386/i386-protos.h: Update.
19901 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
19902 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
19903 (legitimate_constant_p): Reject dllimports.
19904 (dllimport_map, get_dllimport_decl): New.
19905 (legitimize_dllimport_symbol): New.
19906 (legitimize_address, ix86_expand_move): Use it.
19907 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
19908 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
19909 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
19910 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
19911 * config/i386/predicates.md (constant_call_address_operand): Only
19912 accept symbols; reject dllimport_p symbols.
19913 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
19914 i386_pe_maybe_record_exported_symbol.
19915 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
19916 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
19917 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
19918 trust the setting of DECL_DLLIMPORT_P.
19919 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
19920 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
19921 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
19922 tidy the argument scanning loop.
19923 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
19924 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
19925 (i386_pe_strip_name_encoding): Remove.
19926 (i386_pe_binds_local_p): New.
19927 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
19928 (i386_pe_output_labelref): Remove.
19929 (i386_pe_asm_output_aligned_decl_common): New.
19930 (i386_pe_maybe_record_exported_symbol): Rename from
19931 i386_pe_record_exported_symbol; check for dllexported symbols.
19933 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
19935 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
19936 add comment explaining why vsnprintf cannot be used.
19938 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
19940 PR tree-optimization/30666
19941 * tree.c (build_complex_type): When creating type names for DWARF2
19942 debug info, create TYPE_DECLs for TYPE_NAME instead of
19944 (build_common_tree_nodes_2): Use build_complex_type when building
19945 predefined complex types, to preserve canonical types.
19947 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
19949 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
19950 (noce_get_alt_condition): Look at it to determine whether to
19951 reverse the condition or not.
19952 (noce_get_condition): Substitute the truth for lies.
19953 (noce_find_if_block): Set the then_else_reversed field.
19955 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
19957 * config/fr30/fr30.md (movdi): Do not accept immediates as the
19958 destination of this insn.
19959 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
19960 than calling gen_rtx_SET directly. Use r0 to hold the value of
19961 'address + 4' rather than a stack based temporary which can be
19962 mis-optimized away.
19964 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
19966 * config/s390/s390.c (s390_secondary_input_reload_class,
19967 s390_secondary_output_reload_class): Functions removed.
19968 (s390_secondary_reload): New function.
19969 (TARGET_SECONDARY_RELOAD): Target macro defined.
19970 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
19971 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
19972 * config/s390/s390.md ("reload_outti", "reload_outdi",
19973 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
19974 "reload_out<mode>"): Expanders removed.
19975 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
19976 "reload<mode>_nonoffmem_out"): Expanders added.
19978 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
19980 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
19981 action if SRC->DEST replacement failed anyway.
19983 2007-03-28 Mike Stump <mrs@apple.com>
19985 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
19986 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
19987 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
19989 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19991 * config.gcc: Accept barcelona as a variant of amdfam10.
19992 * config/i386/i386.c (override_options): Likewise.
19993 * doc/invoke.texi: Likewise.
19995 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
19997 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
19998 offsets for BIT_FIELD_REF and COMPONENT_REF.
20000 2007-03-28 Richard Guenther <rguenther@suse.de>
20002 * tree.c (is_global_var): Move ...
20003 * tree-flow-inline.h (is_global_var): ... here.
20004 * tree.h (is_global_var): Remove declaration.
20006 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
20008 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
20010 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
20011 * config/i386/i386.c (ix86_tune_features): Initialize new
20013 * config/i386/predicates.md (promotable_binary_operator): Use
20014 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
20016 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
20019 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
20021 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
20023 * config/fr30/fr30.md (movsi_internal): Change destination
20024 constraint from m to V and add m to the end.
20026 2007-03-28 Christian Bruel <christian.bruel@st.com>
20028 * config/sh/sh.md (movsi_i): Fix type attribute.
20030 2007-03-28 Christian Bruel <christian.bruel@st.com>
20032 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
20033 (movsf_ie): Likewise.
20035 2007-03-28 Christian Bruel <christian.bruel@st.com>
20037 * config.gcc: Add sh4-300 to multilib.
20038 * config/sh/t-mlib-sh4-300: New file.
20040 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
20042 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
20043 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
20044 fix_trunc<mode>di2.
20045 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
20046 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
20047 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
20048 "fixuns_trunctddi2"): Whitespace fix.
20050 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
20052 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
20053 the definition of struct sh_args.
20054 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
20055 CALL_COOKIE_INT_REG_GET): Likewise.
20057 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
20059 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
20060 transformations are applied successfully.
20062 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
20064 * tree.c (tree_contains_struct): Permit 512 tree codes.
20065 * tree.h (tree_contains_struct): Ditto.
20066 (MAX_TREE_CODES): Ditto.
20067 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
20068 SPARE member to store remaining padding bits.
20070 2007-03-27 Anatoly Sokolov <aesok@post.ru>
20072 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
20075 2007-03-27 Janis Johnson <janis187@us.ibm.com>
20077 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
20078 * configure: Regenerate.
20080 * configure: Regenerate using the correct version of autoconf.
20082 2007-03-27 Anatoly Sokolov <aesok@post.ru>
20084 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
20086 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
20087 regs to "__SP_L__" and "__SP_H__".
20089 2007-03-27 Richard Guenther <rguenther@suse.de>
20091 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
20092 computations with it with a HOST_WIDE_INT variable.
20094 2007-03-26 Mike Stump <mrs@apple.com>
20096 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
20097 objective-c-header, objective-c++-header and objc++-cpp-output
20099 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
20101 2007-03-26 Richard Henderson <rth@redhat.com>
20104 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
20105 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
20106 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
20107 IX86_BUILTIN_PSRLQ128): New.
20108 (ix86_init_mmx_sse_builtins): Add them.
20109 (ix86_expand_builtin): Expand them.
20110 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
20111 operand 2 be TImode.
20112 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
20113 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
20114 _mm_srli_epi64): Mark __B const.
20115 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
20116 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
20117 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
20118 new two-vector shift builtins.
20120 2007-03-26 Ian Lance Taylor <iant@google.com>
20122 PR tree-optimization/31345
20123 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
20124 [+INF, +INF(OVF)] into VARYING.
20126 2007-03-26 Zack Weinberg <zackw@panix.com>
20128 * gengtype-parse.c: New file.
20129 * gengtype-yacc.y: Delete.
20130 * gengtype-lex.l: Don't include gengtype-yacc.h.
20131 Define YY_DECL and yyterminate appropriately for recursive
20132 descent parser. yylval is now a string out-parameter to yylex.
20133 (HWS, EOID): New shorthand.
20134 (IWORD): Add a couple more types.
20135 (yylex): Add a setup stanza. Remove the complex rules for
20136 detecting GTY'ed types and typedefs; replace with simple
20137 keyword detectors. Adjust everything for the changed
20138 definition of yylval. Ignore all pp-directives, not just #define.
20140 (parse_file): Rename yybegin; do not call yyparse.
20142 * gengtype.c (xasprintf): Export again.
20143 (this_file): New. Use everywhere __FILE__ was being used.
20144 (get_lang_bitmap): Special case types defined in gengtype.c.
20145 (do_typedef, new_structure): Suppress definition of certain types.
20146 (new_structure): Improve diagnostics of duplicate definitions.
20147 Make sure location_s is associated with input.h.
20148 (nreverse_pairs, define_location_structures): New functions.
20149 (main): Improve tagging of kludge types. Remove old kludges
20150 for input.h types; use define_location_structures.
20151 * gengtype.h: Update prototypes. Define token codes here.
20152 * Makefile.in: Remove all references to gengtype-yacc.
20153 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
20155 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
20156 add GTY((skip)) to the field that's only conditionally there.
20157 * doc/install.texi: Document that Bison is no longer required
20158 unless building treelang.
20160 * gengtype.c: Don't include gtyp-gen.h.
20161 (srcdir): Declare here.
20162 (base_files, lang_dir_names): Allocate dynamically.
20163 (gt_files, num_gt_files, num_lang_dirs): New globals.
20164 (measure_input_list, read_input_line, read_input_list)
20165 (set_lang_bitmap): New functions.
20166 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
20167 simplify, relying on read_input_list to set up the bitmaps.
20168 (main): Arguments are no longer unused. Check for correct number
20169 of command line arguments, set srcdir and srcdir_len, then call
20170 read_input_list, before doing anything else. No need to worry
20171 about duplicates in main loop.
20172 * configure.ac: Simplify the calculation of all_gtfiles.
20173 Put language tags in there. Don't set or substitute
20174 all_gtfiles_files_langs or all_gtfiles_files_frags.
20175 * Makefile.in: Revamp the way gengtype is invoked, now that it
20176 takes a file on its command line with a much simpler format.
20177 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
20178 (GTFILES): Remove duplicates and C source files.
20179 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
20180 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
20181 * configure: Regenerate.
20183 * gengtype.h: Remove all type definitions to gengtype.c; leave
20184 only definitions of options_p, type_p, and pair_p as opaque
20185 pointers. Update prototypes.
20186 * gengtype.c: Many type definitions moved here from gengtype.h.
20187 Consolidate type definitions at the top of the file.
20188 (xvasprintf): Delete.
20189 (xasprintf): Make static.
20190 (create_nested_pointer_option): Add 'next' parameter.
20191 (create_field_all, create_field_at): New functions.
20192 (create_field): Now a thin wrapper around create_field_all.
20193 (create_optional_field): Rename create_optional_field_ and add
20194 line argument. Original name is now a macro which supplies
20196 (oprintf): Use vsnprintf directly.
20197 (close_output_files): Use fatal rather than perror/exit.
20198 (note_def_vec, note_def_vec_alloc): Use create_field_at.
20199 (main): Set progname. Don't use exit.
20200 * gengtype-yacc.y (struct_fields): Use create_field_at.
20201 (option, optionseqopt): Delete.
20202 (optionseq): Consolidate productions from option here so we
20203 can use the first argument to create_option.
20205 * gengtype-lex.l: Distinguish unions from structures in the
20206 token type. Don't call find_structure; return the tag as a string.
20207 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
20208 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
20209 string. Reorganize typedef_struct production accordingly.
20210 Use create_nested_ptr_option.
20211 * gengtype.c (create_nested_ptr_option): New function.
20212 * gengtype.h: Declare it.
20214 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
20215 (string_type): Don't declare.
20216 (do_scalar_typedef): Declare.
20217 (create_scalar_type): Update prototype.
20218 * gengtype.c (string_type): Make static.
20219 (scalar_nonchar, scalar_char): New.
20220 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
20221 (resolve_typedef): Use scalar_nonchar for error recovery.
20222 (create_scalar_type): Remove name_len field. Return scalar_char
20223 or scalar_nonchar as appropriate.
20224 (adjust_field_type): Look at scalar_is_char boolean to decide whether
20225 to use string_type.
20226 (throughout): Use scalar_nonchar instead of calling
20227 create_scalar_type, whenever possible.
20228 (main): Initialize scalar_char and scalar_nonchar before calling
20230 * gengtype-lex.l: Adjust for removal of second argument to
20231 create_scalar_type. Use yylval.s instead of yylval.t when
20233 * gengtype-yacc.y: Type of SCALAR is string. Call
20234 create_scalar_type from type:SCALAR rule. Adjust for removal of
20235 second argument to create_scalar_type.
20237 * vec.h: Remove all #if IN_GENGTYPE blocks.
20238 Add comment saying that changes may require adjustments to gengtype.
20239 * gengtype.c: Don't include coretypes.h or tm.h.
20240 Add comment to inclusion of errors.h.
20241 (note_def_vec, note_def_vec_alloc): New functions.
20242 * gengtype.h: Declare new functions.
20243 * gengtype-lex.l: Don't include coretypes.h.
20244 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
20246 (update_lineno): Remove unnecessary prototype.
20247 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
20248 (VEC rule): Just return VEC_TOKEN.
20249 * gengtype-yacc.y (VEC_TOKEN): New token type.
20250 (type): Add a production for VEC(a,b).
20251 * Makefile.in: Update dependencies.
20253 * gengtype-lex.l: Remove rules for parsing pointer-to-function
20254 typedefs that use the old PARAMS macro.
20256 * gengtype-lex.l: Remove all rules and states relating to yacc
20258 * gengtype-yacc.y: Similarly.
20259 * gengtype.c (note_yacc_type): Delete function.
20260 * gengtype.h: Update prototypes.
20262 2007-03-26 Joseph Myers <joseph@codesourcery.com>
20264 * tree-pretty-print.c (dump_generic_node): Report precision of
20265 unnamed integer types.
20267 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
20269 * ifcvt.c (noce_try_store_flag_constants): Don't check
20270 no_new_pseudos here.
20271 (noce_try_store_flag_constants): Don't check no_new_pseudos.
20272 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
20273 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
20274 noce_try_sign_mask): Likewise.
20275 (if_convert): Check no_new_pseudos here.
20277 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
20279 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
20280 (noce_get_condition): Handle new then_else_reversed argument.
20281 (noce_init_if_info): Remove, fold into noce_find_if_block.
20282 (noce_process_if_block): Take a struct noce_if_info as the
20283 argument. Don't set up one based on ce_if_info. Update pointer
20284 references accordingly.
20285 (cond_move_process_if_block): Likewise.
20286 (process_if_block): Removed.
20287 (find_if_block): Removed. Move functionality two new functions,
20288 noce_find_if_block and cond_exec_find_if_block.
20289 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
20290 blocks and the symmetric IF-ELSE-JOIN case.
20291 (cond_exec_find_if_block): Also new function mostly based on old
20292 find_if_block and process_if_block.
20293 (find_if_header): Replace find_if_block call with separately
20294 guarded calls to noce_find_if_block and cond_exec_find_if_block.
20295 (find_cond_trap): Update noce_get_condition call.
20296 (dead_or_predicable): Likewise.
20298 2007-03-26 Jakub Jelinek <jakub@redhat.com>
20300 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
20302 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
20303 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
20304 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
20305 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
20306 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
20307 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
20308 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
20309 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
20310 __builtin_ia32_psrad128 builtins.
20312 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
20314 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
20315 * config/i386/constraints.md
20316 (define_constraint "I"): Use IN_RANGE macro.
20317 (define_constraint "J"): Ditto.
20318 (define_constraint "K"): Ditto.
20319 (define_constraint "M"): Ditto.
20320 (define_constraint "N"): Ditto.
20321 (define_constraint "O"): Ditto.
20322 * config/i386/predicates.md
20323 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
20324 (define_predicate "const_0_to_3_operand"): Ditto.
20325 (define_predicate "const_0_to_7_operand"): Ditto.
20326 (define_predicate "const_0_to_15_operand"): Ditto.
20327 (define_predicate "const_0_to_63_operand"): Ditto.
20328 (define_predicate "const_0_to_255_operand"): Ditto.
20329 (define_predicate "const_1_to_31_operand"): Ditto.
20330 (define_predicate "const_2_to_3_operand"): Ditto.
20331 (define_predicate "const_4_to_7_operand"): Ditto.
20333 2007-03-25 David Edelsohn <edelsohn@gnu.org>
20335 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
20336 in SImode for save_world.
20337 * config/rs6000/altivec.md (save_world, restore_world): Convert to
20340 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
20342 PR tree-optimization/30784
20343 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
20346 2007-03-25 Revital Eres <eres@il.ibm.com>
20348 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
20349 Fold movement_possibility function into it.
20351 2007-03-25 David Edelsohn <edelsohn@gnu.org>
20353 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
20354 (load_macho_picbase_{si,di}): Convert to LR hard reg.
20355 (call_indirect_nonlocal_darwin64): Same.
20356 (call_nonlocal_darwin64): Same.
20357 (call_value_indirect_nonlocal_darwin64): Same.
20358 (call_value_nonlocal_darwin64): Same.
20359 (sibcall_nonlocal_darwin64): Same.
20360 (sibcall_value_nonlocal_darwin64): Same.
20361 (sibcall_symbolic_64): Same.
20362 (sibcall_value_symbolic_64): Same.
20363 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
20365 (rs6000_emit_load_toc_table): Same.
20366 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
20367 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
20369 (divss_call): Same.
20370 (divus_call): Same.
20371 (quoss_call): Same.
20372 (quous_call): Same.
20373 (load_toc_v4_pic_si): Same
20374 (load_toc_v4_PIC_1): Same.
20375 (load_toc_v4_PIC_1b): Same.
20376 (call_indirect_aix{32,64}): Same.
20377 (call_value_indirect_aix{32,64}): Same.
20379 (call_value): Same.
20380 (call_local{32,64}): Same.
20381 (call_value_local{32,64}): Same.
20382 (call_indirect_nonlocal_aix{32,64}): Same.
20383 (call_nonlocal_aix{32,64}): Same.
20384 (call_value_indirect_nonlocal_aix{32,64}): Same.
20385 (call_value_nonlocal_aix{32,64}): Same.
20386 (call_indirect_nonlocal_sysv<mode>): Same.
20387 (call_nonlocal_sysv<mode>): Same.
20388 (call_value_indirect_nonlocal_sysv<mode>): Same.
20389 (call_value_nonlocal_sysv<mode>): Same.
20391 (sibcall_local{32,64}): Same.
20392 (sibcall_value_local{32,64}): Same.
20393 (sibcall_nonlocal_aix{32,64}): Same.
20394 (sibcall_value_nonlocal_aix{32,64}): Same.
20395 (sibcall_nonlocal_sysv<mode>): Same.
20396 (sibcall_value): Same.
20397 (sibcall_value_nonlocal_sysv<mode>): Same.
20399 2007-03-24 Paul Brook <paul@codesourcery.com>
20401 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
20402 * config/arm/linux-eabi.h: Remove legacy syscall hack.
20404 2007-03-24 Richard Henderson <rth@redhat.com>
20406 * config/ia64/constraints.md: New file.
20407 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
20408 satisfies_constraint_?.
20409 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
20410 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
20411 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
20412 ia64_output_mi_thunk): Likewise.
20413 (ia64_const_ok_for_letter_p): Remove.
20414 (ia64_const_double_ok_for_letter_p): Remove.
20415 (ia64_extra_constraint): Remove.
20416 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
20417 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
20418 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
20419 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
20420 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
20421 EXTRA_MEMORY_CONSTRAINT): Remove.
20422 * config/ia64/ia64.md: Include constriants.md. Replace
20423 CONST_OK_FOR_? with satisfies_constraint_?.
20425 2007-03-23 Michael Meissner <michael.meissner@amd.com>
20426 H.J. Lu <hongjiu.lu@intel.com>
20428 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
20430 (name macros): Use DPD_BID_NAME to convert names properly.
20432 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
20433 decimal floating point format.
20434 (init_floating_libfuncs): Change decimal functions so that they
20435 have a "bid_" prefix if the decimal system uses the BID format,
20436 and "dpd_" prefix if the decimal system uses the DPD format.
20437 (init_interclass_conv_libfuncs): Ditto.
20438 (init_intraclass_conv_libfuncs): Ditto.
20440 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
20441 using the BID format.
20443 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
20444 whether we are using the BID decimal format.
20445 * configure: Regenerate.
20447 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
20448 the compiler has decimal floating point enabled. Define
20449 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
20452 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
20453 using the BID format.
20455 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
20456 whether we are using the BID decimal format.
20457 * configure: Regenerate.
20459 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
20460 the compiler has decimal floating point enabled. Define
20461 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
20464 * doc/install.texi (--enable-decimal-float): Document BID and DPD
20465 options, and that it is enabled for i386/x86_64 systems.
20467 * Makefile.in (enable_decimal_float): New.
20469 (DECNUMINC): Add -I$(DECNUMFMT).
20470 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
20471 to $(DECNUMFMT) from $(DECNUM).
20473 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
20474 Substitute enable_decimal_float.
20475 * configure: Regenerated.
20478 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
20481 * configure.ac: Enable decimal float for x86_64-*-linux*.
20482 * configure: Regenerated.
20485 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
20486 decimal128ClearSign to flip and clear the sign bit in decimal128.
20487 (decimal_real_maxval): Set decimal128SetSign to set the sign
20490 2007-03-23 Ian Lance Taylor <iant@google.com>
20492 * fold-const.c (fold_binary): Correct warning for X - c >= X.
20494 2007-03-23 Ian Lance Taylor <iant@google.com>
20496 * tree-dump.c (dump_files): Correct comment.
20498 2007-03-23 Ian Lance Taylor <iant@google.com>
20500 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
20502 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
20504 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
20505 in cfglayout mode. Don't go into and out of cfglayout mode.
20506 Link the blocks in the order of the constructed traces.
20507 (rest_of_handle_tracer): Adjust call to tracer.
20508 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
20509 Don't go into cfglayout mode.
20510 (rtl_loop_done): Don't go out of cfglayout mode.
20511 * cfglayout.c (relink_block_chain): New function, split out from...
20512 (fixup_reorder_chain): ...here. Remove redundant checking.
20513 (cfg_layout_finalize): Don't clear the header, footer, and aux
20514 fields here, move the code to do so to relink_block_chain. Likewise
20515 for free_original_copy_tables.
20516 * rtl.h (tracer): Update prototype.
20517 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
20518 Assert we are in cfglayout mode. Don't go into and out of cfglayout
20519 mode. Use relink_block_chain to serialize the CFG according to the
20520 new basic block order. Move targetm.cannot_modify_jumps_p check from
20522 (gate_handle_reorder_blocks): ...to here.
20523 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
20525 (gate_duplicate_computed_gotos): ...to here.
20526 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
20527 something always changes when going into and out of cfglayout mode.
20528 Perform an expensive cfg cleanup while going into cfglayout mode.
20529 Always update liveness information on HAVE_conditional_execution
20530 targets. Reserialize the basic blocks and go out of cfglayout mode.
20531 * reg-stack.c: Include cfglayout.h.
20532 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
20533 the call to reorder_basic_blocks.
20534 * basic-block.h (reorder_basic_blocks): Update prototype.
20535 (relink_block_chain): New prototype.
20536 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
20538 2007-03-23 Joseph Myers <joseph@codesourcery.com>
20540 * config/mips/mips.md (type, hazard, *movdi_32bit,
20541 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
20542 *movhi_internal, *movqi_internal, *movsf_hardfloat,
20543 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
20544 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
20545 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
20547 (movcc): Change first xfer to multi.
20548 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
20549 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
20550 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
20551 config/mips/generic.md: Change reservations using "xfer" to use
20553 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
20554 using match_operand.
20555 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
20556 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
20558 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
20560 2007-03-22 Richard Henderson <rth@redhat.com>
20562 * config/i386/i386.c: Remove unnecessary function declarations.
20563 Move targetm definition, and all related macros, to the end of
20564 the file. Resort some functions to put definitions before uses.
20565 (ix86_attribute_table): Make static. Move to end of file.
20566 (ix86_gimplify_va_arg): Make static.
20568 2007-03-22 Richard Henderson <rth@redhat.com>
20570 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
20571 don't increase local_regparm with force_align_arg_pointer check.
20572 (ix86_function_sseregparm): Assert 32-bit.
20573 (type_has_variadic_args_p): New.
20574 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
20575 type_has_variadic_args_p.
20576 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
20577 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
20578 use memset instead. Do maybe_vaarg check first; skip attribute
20579 tests if true; skip attribute tests for 64-bit.
20580 (construct_container): Remove TARGET_DEBUG_ARG.
20581 (function_arg_advance_32, function_arg_advance_64): Split out ...
20582 (function_arg_advance): ... from here.
20583 (function_arg_32, function_arg_64): Split out ...
20584 (function_arg): ... from here.
20585 (ix86_pass_by_reference): Tidy.
20586 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
20587 (function_value_32): New, from parts of ix86_function_value
20588 and ix86_value_regno.
20589 (function_value_64): New, from parts of ix86_function_value
20590 and ix86_libcall_value.
20591 (ix86_function_value_1): New.
20592 (ix86_function_value, ix86_libcall_value): Use it.
20593 (return_in_memory_32, return_in_memory_64): Split out ...
20594 (ix86_return_in_memory): ... from here.
20595 (ix86_struct_value_rtx): Skip for 64-bit.
20596 (ix86_libcall_value, ix86_value_regno): Remove.
20597 (setup_incoming_varargs_64): Split out ...
20598 (ix86_setup_incoming_varargs): ... from here.
20599 (ix86_va_start): Remove TARGET_DEBUG_ARG.
20600 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
20601 * config/i386/i386-protos.h (ix86_function_value): Remove.
20602 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
20604 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20607 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
20608 infinities not supported, otherwise emit warning if -Woverflow. On
20609 underflow, emit warning if -Woverflow.
20610 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
20612 * real.h (real_from_string): Update declaration
20614 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
20615 Richard Henderson <rth@redhat.com>
20617 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
20618 * calls.c (compute_argument_block_size, expand_call,
20619 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
20620 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
20621 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
20622 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
20623 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
20624 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
20625 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
20626 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
20629 2007-03-22 Joseph Myers <joseph@codesourcery.com>
20631 * c-incpath.c (add_sysroot_to_chain): New.
20632 (merge_include_chains): Add sysroot argument. Call
20633 add_sysroot_to_chain if sysrooted.
20634 (register_include_chains): Update call to merge_include_chains.
20635 * doc/cppopts.texi: Document use of '=' in include directory
20638 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
20640 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
20641 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
20642 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
20643 insn pattern using X87MODEF12 mode macro.
20645 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
20647 * regmove.c (regmove_optimize): Use reg_mentioned_p
20648 instead of reg_overlap_mentioned_p for DST.
20650 2007-03-21 Mike Stump <mrs@apple.com>
20652 * c.opt: Fixup for Objective-C/C++.
20654 2007-03-21 Steve Ellcey <sje@cup.hp.com>
20656 * explow.c (convert_memory_address): Fold memory reference when
20657 POINTERS_EXTEND_UNSIGNED < 0
20659 2007-03-21 Richard Henderson <rth@redhat.com>
20662 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
20663 * config/i386/mmintrin.h (__m64): Likewise.
20664 * config/i386/xmmintrin.h (__m128): Likewise.
20666 2007-03-21 Richard Sandiford <richard@codesourcery.com>
20668 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
20669 (VXWORKS_OS_CPP_BUILTINS): Define.
20670 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
20671 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
20673 2007-03-21 Richard Sandiford <richard@codesourcery.com>
20675 * rtl.h (constant_pool_reference_p): Delete.
20676 (find_constant_src): Declare.
20677 * rtlanal.c (find_constant_src): New function.
20678 * simplify-rtx.c (constant_pool_reference_p): Delete.
20679 * config/i386/i386.md: Use find_constant_src instead of
20680 constant_pool_reference_p/avoid_constant_pool_reference pairs.
20682 2007-03-21 Richard Sandiford <richard@codesourcery.com>
20684 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
20685 * c-cppbuiltin.c (c_cpp_builtins): Define them.
20687 2007-03-20 Mark Mitchell <mark@codesourcery.com>
20689 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
20690 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
20691 (arm_elf_asm_constructor): Use it.
20692 (arm_elf_asm_destructor): New function.
20694 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
20696 * jump.c (mark_jump_label): Treat SEQUENCE specially.
20698 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
20700 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
20702 2007-03-19 Andrew Haley <aph@redhat.com>
20704 PR tree-optimization/31264
20705 * tree-vrp.c (register_edge_assert_for_1): Don't look though
20706 VIEW_CONVERT_EXPRs.
20708 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
20710 PR rtl-optimization/30907
20711 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
20712 (fwprop_init): Always call loop_optimizer_initialize.
20713 (fwprop_done): Always call loop_optimizer_finalize.
20714 (fwprop): We always have loop info now.
20715 (gate_fwprop_addr): Remove.
20716 (pass_fwprop_addr): Use gate_fwprop as gate.
20718 PR rtl-optimization/30841
20719 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
20720 df_chain_alloc): Call df_reorganize_refs unconditionally.
20721 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
20722 refs_organized to refs_organized_size.
20723 (df_ref_create_structure): Use refs_organized_size instead of
20724 bitmap_size if refs had been organized, and keep refs_organized_size
20726 * df.h (struct df_ref_info): Change refs_organized to
20727 refs_organized_size.
20728 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
20731 2007-03-19 Mark Mitchell <mark@codesourcery.com>
20733 * except.c (output_function_exception_table): Do not reference the
20734 EH personality routine for functions that do not require an
20737 2007-03-20 Jakub Jelinek <jakub@redhat.com>
20740 * c-typeck.c (convert_for_assignment): Call comptypes for
20741 RECORD_TYPE or UNION_TYPE.
20743 PR inline-asm/30505
20744 * reload1.c (reload): Do invalid ASM checking after
20745 cleanup_subreg_operands.
20747 2007-03-19 Jeff Law <law@redhat.com>
20749 * tree-cfg.c (find_taken_edge): Tighten conditions for
20750 optimizing computed gotos.
20752 2007-03-19 Michael Matz <matz@suse.de>
20754 * builtins.c (expand_builtin_sync_operation,
20755 expand_builtin_compare_and_swap,
20756 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
20759 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
20760 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
20763 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20765 * doc/tm.texi: Add brackets around the return type of
20766 TARGET_SECONDARY_RELOAD.
20768 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
20769 Richard Guenther <rguenther@suse.de>
20771 PR tree-optimization/31254
20772 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
20773 Use handled_component_p () where appropriate. Continue
20774 propagating into the rhs if we propagated into an INDIRECT_REF
20777 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20779 * config/s390/s390.md (op_type attribute): RRR instruction type added.
20780 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
20781 (xde, xdee): Mode attributes adjusted to support DFP modes.
20782 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
20783 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
20784 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
20785 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
20786 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
20787 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
20788 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
20790 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
20791 "movsf"): Insn definitions removed.
20792 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
20793 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
20794 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
20796 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
20797 "reload_in<mode>", "reload_out<mode>"): Expander added.
20798 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
20801 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20803 * config/s390/s390.md: Only non-functional changes. Renamed
20804 FPR mode macro to BFP all over the file.
20806 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20808 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
20809 (op_type attribute): RRF instruction type added.
20810 (fT0): New mode attribute.
20811 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
20812 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
20813 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
20814 instruction no secondary memory is needed when moving DFmode values
20815 between GPRs and FPRs.
20817 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20819 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
20820 inverted and documentation adjusted.
20821 ("mhard-dfp", "msoft-dfp"): New options.
20822 * config/s390/s390.c (s390_handle_arch_option): New architecture
20824 (override_options): Sanity checks for the new options added.
20825 * config.gcc: New architecture switch: z9-ec.
20826 * config/s390/s390.h (processor_flags): PF_DFP added.
20827 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
20828 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
20829 when the bit is NOT set so remove it from the defaults.
20831 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20833 * genemit.c (main): Print include statement for dfp.h.
20834 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
20837 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
20839 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
20841 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
20844 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
20845 instead of PATTERN.
20847 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20849 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
20850 attr_length_call, output_call, output_indirect_call): Cleanup
20851 formatting of targetm calls.
20853 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
20855 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
20857 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20859 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
20860 reservation, bypass and anti-bypass descriptions for these
20861 instructions. Update move patterns.
20862 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
20865 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
20867 * tree-vect-transform.c (get_initial_def_for_induction): Replace
20868 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
20869 (get_initial_def_for_reduction): Likewise.
20871 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
20873 Fix PR tree-optimization/29922
20874 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
20875 (get_representative): Removed.
20876 (value_dies_in_block_x): Update for rvuse removal.
20877 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
20878 (compute_antic_aux): Handle when PHI nodes appear in
20879 non-single-successors.
20880 (dump_bitmap_of_names): Removed.
20881 (compute_antic_safe): Renamed and removed rvuse calculation.
20882 Calculate only antic safe.
20883 (insert_into_preds_of_block): Remove assert.
20884 (execute_pre): Update for renamed functions.
20885 (defer_or_phi_translate_block): New function.
20887 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
20889 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
20890 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
20892 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
20893 Follow spelling conventions.
20895 * tree-data-ref.h: Remove the prototype for analyze_array.
20897 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
20899 PR tree-optimization/31041
20900 * tree-vect-transform.c (get_initial_def_for_induction): Call
20901 force_gimple_operand.
20903 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
20905 * ipa-type-escape.c (look_for_casts) : Revert code to use
20906 handled_component_p due to ada test a-numaux.adb.
20908 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
20910 * final.c (final_scan_insn): Alter the condition of a
20911 conditional trap if we have nonstandard CC.
20913 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
20915 * configure.ac: Remove excess quoting from asm line 0 test.
20916 * configure: Rebuilt.
20918 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20920 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
20921 * c-common.c (convert_and_check): Move warning logic to...
20922 (warnings_for_convert_and_check): ...here. Define.
20923 * c-common.h (warnings_for_convert_and_check): Declare.
20925 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20927 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
20928 (output_call): Likewise.
20930 2007-03-16 Richard Sandiford <richard@codesourcery.com>
20932 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
20934 2007-03-16 Richard Sandiford <richard@codesourcery.com>
20936 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
20938 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
20940 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
20941 opteron, athlon-64 and athlon-fx processor_alias_table entries.
20943 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
20945 PR tree-optimization/31183
20946 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
20947 Use double_int instead of unsigned int for representing access_strides.
20948 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
20950 2007-03-16 Richard Guenther <rguenther@suse.de>
20952 PR tree-optimization/31146
20953 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
20954 to allow recursion of forward_propagate_addr_expr.
20955 (forward_propagate_addr_into_variable_array_index): Likewise.
20956 (forward_propagate_addr_expr): Likewise.
20957 (tree_ssa_forward_propagate_single_use_vars): Likewise.
20958 (forward_propagate_addr_expr_1): Recurse on simple copies
20959 instead of propagating into them. Do so for useless conversions
20961 (forward_propagate_addr_expr): Clean up unused statements after
20964 2007-03-16 Richard Guenther <rguenther@suse.de>
20966 * builtins.c (expand_builtin_cexpi): Use the right argument
20967 for the expansion via cexp.
20969 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
20971 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
20972 * configure: Rebuilt.
20974 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
20977 * dwarf2out.c (force_type_die): Adjust comment.
20978 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
20980 2007-03-15 DJ Delorie <dj@redhat.com>
20982 * config/frv/predicates.md (minmax_operator): Don't check operands
20985 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
20987 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
20988 Update constant estimates of number of iterations.
20989 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
20990 argument renamed to "realistic".
20991 (compute_estimated_nb_iterations): Removed.
20992 (record_niter_bound): New function.
20993 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
20994 call record_nonwrapping_iv with upper = false.
20995 (infer_loop_bounds_from_signedness): Pass upper argument to
20996 record_nonwrapping_iv.
20997 (estimate_numbers_of_iterations_loop): Do not call
20998 compute_estimated_nb_iterations. Record estimate based on profile
20999 information. Initialize the constant estimates of number of
21001 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
21003 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
21004 number of iterations is too small.
21005 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
21006 (EST_NOT_AVAILABLE): Removed.
21007 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
21008 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
21011 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
21013 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
21014 Handle NE_EXPR guards.
21016 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21019 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
21020 Set also -pedantic-errors by default for the preprocessor unless
21021 -fpermissive is given.
21023 2007-03-15 Richard Guenther <rguenther@suse.de>
21025 PR middle-end/29719
21026 PR middle-end/31161
21027 * builtins.c (expand_builtin_cexpi): As a fallback if we
21028 don't have builtins for sincos or cexp create a function
21029 declaration for cexp and expand to a call to that.
21030 (expand_builtin_int_roundingfn): Always fall
21031 back to floor/ceil and its variants even if they may be
21034 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
21036 PR middle-end/31159
21037 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
21038 jump tables, move the call to delete_dead_jumptables from here...
21039 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
21040 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
21041 don't allow merging of blocks that try_redirect_by_replacing_jump
21042 also does not handle when not optimizing.
21044 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
21045 Francois-Xavier Coudert <coudert@clipper.ens.fr>
21047 * config/i386/i386.md (x86_sahf_1): Correctly handle
21050 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
21053 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
21054 x86_64_general_operand as operand[2] predicate. Remove "iF"
21055 from operand constraints and use "e" constraint instead.
21056 (*subti3_1, *subti3_1 splitter): Ditto.
21057 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
21058 operand[1] predicate.
21060 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
21062 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
21063 arrays, multiply the access strides by the size of the sub-array.
21064 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
21066 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
21068 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
21069 the configured assembler supports the sahf mnemonic.
21070 * configure: Regenerate.
21071 * config.in: Regenerate.
21073 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
21074 emit "sahf" or ".byte\t0x9e" as asm template.
21076 2007-03-14 Michael Meissner <michael.meissner@amd.com>
21079 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
21080 option to replace hard coded TARGET_xxx in md file.
21081 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
21082 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
21083 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
21084 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
21085 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
21086 (X86_TUNE_NOT_VECTORMODE): Ditto.
21087 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
21088 (TUNE_AVOID_VECTOR_DECODE): Ditto.
21089 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
21090 (TUNE_SLOW_IMUL_IMM8): Ditto.
21091 (TUNE_MOVE_M1_VIA_OR): Ditto.
21092 (TUNE_NOT_UNPAIRABLE): Ditto.
21093 (TUNE_NOT_VECTORMODE): Ditto.
21095 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
21098 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
21099 tuning options instead of hard coded TARGET_xxx.
21100 (fix ssemode peephole2's): Ditto.
21101 (imul peephole2's): Ditto.
21103 (movdi_or_rex64): Ditto.
21104 (move peephole2): Ditto.
21105 (not peephole2's): Ditto.
21107 2007-03-14 Dirk Mueller <dmueller@suse.de>
21109 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
21110 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
21111 * c-parser.c (c_parser_if_body): Always add an empty statement in case
21113 * c-parser.c (c_parser_do_statement): Warn about empty body in
21114 do/while statement.
21115 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
21116 * doc/invoke.texi (-Wempty-body): Update documentation.
21118 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21121 * c-common.h (warn_for_div_by_zero): Declare.
21122 * c-common.c (warn_for_div_by_zero): Define.
21123 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
21126 2007-03-14 Richard Sandiford <richard@codesourcery.com>
21128 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
21129 to PREFIX and STANDARD_PREFIX.
21131 2007-03-14 Richard Sandiford <richard@codesourcery.com>
21132 Phil Edwards <phil@codesourcery.com>
21134 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
21135 (__gthread_once_t): Remove busy field for RTPs.
21136 (__GTHREAD_ONCE_INIT): Update accordingly.
21138 2007-03-14 Richard Sandiford <richard@codesourcery.com>
21140 * doc/invoke.texi: Document VxWorks options.
21142 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
21144 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
21146 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
21148 PR tree-optimization/30590
21149 * tree-nrv.c (tree_nrv): Check for the partial update of the
21152 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
21154 * flags.h (flag_random_seed): Remove declaration, in favor of...
21155 * toplev.h (get_random_seed, set_random_seed): ... these.
21156 * tree.c (get_file_function_name): Use the former.
21157 * opts.c (common_handle_option): Use the latter.
21160 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
21162 PR middle-end/31127
21163 * cse.c (cse_find_path): Do not bail out if a basic block that
21164 we already visited now becomes part of a path that starts at a
21165 different basic block. Just disallow this, to make sure we
21166 visit each basic block at most once.
21168 2007-03-13 Jan Hubicka <jh@suse.cz>
21170 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
21171 attributes, when profile esitmate is present, calls with very low
21172 frequency are cold.
21174 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
21176 PR tree-optimization/30730
21177 PR tree-optimization/26900
21178 * tree-ssa-loop-niter.c: Include gmp.h.
21179 (bounds): New type.
21180 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
21181 split_to_var_and_offset, determine_value_range,
21182 bound_difference_of_offsetted_base, refine_bounds_using_guard,
21183 bound_difference, bounds_add, bounds_negate,
21184 number_of_iterations_ne_max, dump_affine_iv): New functions.
21185 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
21186 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
21187 difference of initial and final value of control iv to validate
21189 (number_of_iterations_cond): Add loop parameter. Determine bounds
21190 on the difference of the extremes of the control iv. Add dumps.
21191 (expand_simple_operations): Handle phi nodes.
21192 (simplify_using_initial_conditions): Do not record used conditions.
21193 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
21194 Do not set additional_info.
21195 (implies_nonnegative_p, implies_ge_p): Removed.
21196 (derive_constant_upper_bound): Do not use parameter `additional'.
21197 (record_estimate): Parameter `additional' removed. Parameter
21198 `i_bound' added. Do not call derive_constant_upper_bound.
21199 (record_nonwrapping_iv): Use derive_constant_upper_bound to
21200 bound the number of iterations estimate.
21201 (estimate_numbers_of_iterations_loop): Pass the estimate from
21202 the number of iterations analysis to record_estimate.
21203 * tree.h (multiple_of_p): Declare.
21204 * tree-scalar-evolution.c (expression_expensive_p): Removed.
21205 (scev_const_prop): Do not check expression_expensive_p.
21206 * fold-const.c (multiple_of_p): Exported.
21207 * double-int.c (double_int_mask): Exported.
21208 * double-int.h (double_int_mask): Declare.
21209 * tree-flow.h (struct tree_niter_desc): Removed additional_info
21210 field. Added max field.
21212 2007-03-13 David Taylor <taylor@candd.org>
21215 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
21218 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21221 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
21222 two unamed patterns.
21224 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
21226 * config/i386/i386.opt (mcx16, msahf): New options.
21227 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
21228 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
21230 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
21231 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
21232 Output -mcx16 and -msahf options when corresponding bit is set.
21234 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
21235 and -msahf options.
21237 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
21239 * configure.ac: Test for assembler tolerance to # 0 "".
21240 * configure, config.in: Rebuilt.
21241 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
21243 2007-03-13 Geoffrey Keating <geoffk@apple.com>
21245 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
21247 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
21248 (handle_syscall): Handle direct system calls.
21249 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
21251 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
21253 * doc/invoke.texi: Fix cpp.info cross-reference.
21254 * doc/passes.texi: Fix gcc.info cross-reference.
21256 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
21258 PR tree-optimization/30835
21259 * lambda-code.c (can_convert_to_perfect_nest): Check whether
21260 bb_for_stmt is not NULL before accessing it.
21262 2007-03-12 Joseph Myers <joseph@codesourcery.com>
21264 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
21267 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
21270 * doc/install.texi: Document --enable-stage1-languages
21272 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
21274 * tree-pass.h (pass_into_cfg_layout_mode,
21275 pass_outof_cfg_layout_mode): Declare.
21276 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
21277 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
21278 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
21279 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
21281 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
21283 * c-decl.c (warn_variable_length_array): New function.
21284 Refactored from grokdeclarator to handle warn_vla
21285 and handle unnamed array case.
21286 (grokdeclarator): Refactored VLA warning case.
21287 * c.opt (Wvla): New flag.
21288 * doc/invoke.texi (Wvla): New warning.
21290 2007-03-12 Richard Henderson <rth@redhat.com>
21292 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
21293 (TARGET_SECTION_TYPE_FLAGS): New.
21295 2007-03-12 Richard Henderson <rth@redhat.com>
21297 * config/darwin.c (machopic_reloc_rw_mask): New.
21298 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
21299 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
21301 2007-03-12 Mark Mitchell <mark@codesourcery.com>
21303 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
21304 * cppdefault.h (cpp_PREFIX): Document.
21305 (cpp_PREFIX_len): Likewise.
21306 (cpp_EXEC_PREFIX): New variable.
21307 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
21308 * c-incpath.c (add_standard_paths): Correct logic for relocating
21309 paths within prefix.
21311 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
21313 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
21314 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
21316 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
21317 fix_truncdfdi_sse using SSEMODEF mode macro.
21318 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
21319 fix_truncdfsi_sse using SSEMODEF mode macro.
21320 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
21321 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
21323 2007-03-12 Richard Sandiford <richard@codesourcery.com>
21325 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
21326 elfos.h to tm_file.
21328 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
21330 * tree.h : Add multiple_of_p declaration.
21331 * fold-const.c (multiple_of_p): Make multiple_of_p public.
21332 * ipa-type-escape.c (results_of_malloc): Redundant.
21333 (visited_stmts): New. Visited stmt for walk_use_def_chains.
21334 (cast_type): Extended with new members.
21335 (check_cast): Returns cast_type.
21336 (cast): New structure for data of walk_use_def_chains.
21337 (is_malloc_result, is_cast_from_non_pointer_1,
21338 is_cast_from_non_pointer,
21339 is_array_access_through_pointer_and_index): New functions.
21340 (look_for_casts): Returns cast types.
21341 (check_call): Returns void.
21342 (okay_pointer_operation): Use support of pointer plus index,
21343 pointer plus constant and allow all multiplications.
21345 2007-03-11 Richard Guenther <rguenther@suse.de>
21347 PR tree-optimization/31115
21348 * tree-vrp.c (extract_range_from_binary_expr): Make sure
21349 the shift count is positive and non-anti-range for RSHIFT_EXPR.
21350 A shift count of zero is not special as with *_DIV_EXPR.
21351 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
21354 2007-03-11 Ian Lance Taylor <iant@google.com>
21356 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
21357 the *_DIV_EXPR codes correctly with overflow infinities.
21359 2007-03-11 Ira Rosen <irar@il.ibm.com>
21361 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
21362 indicate success/failure of the analysis. Add negation to subtrahend
21363 in case of subtraction. Fail if both operands contain constants.
21364 (create_data_ref): Fail if analyze_offset fails.
21366 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
21368 * config/i386/i386.md (frndintxf2): Rename to ...
21369 (rintxf2): ... this. Remove expander having same name.
21370 (rintsf2, rintdf2): Implement using SSEMODEF macro.
21371 (roundsf2, rounddf2): Ditto.
21372 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
21373 (lround<mode>di2, lround<mode>si2): Ditto.
21375 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
21377 * lower-subreg.c: Include except.h.
21378 (decompose_multiword_subregs): Verify that the only control flow
21379 insns we can split are loads to multi-words pseudos.
21380 Handle breaking such blocks after splitting, instead of calling
21381 find_many_sub_basic_blocks.
21383 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
21384 on the new basic block. Add a lengthy comment explaining why we
21385 thought this was necessary.
21386 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
21388 2007-03-10 Mark Mitchell <mark@codesourcery.com>
21391 * tree.c (walk_type_fields): Recurse into the element type of
21392 ARRAY_TYPEs if there is a pointer set.
21394 2007-03-10 Dirk Mueller <dmueller@suse.de>
21396 * c-common.c (warn_logical_operator): Fix condition.
21398 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
21400 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
21402 * config/darwin.c (machopic_select_section): Remove superfluous
21403 argument in call to categorize_decl_for_section. Remove unused
21406 2007-03-10 Joseph Myers <joseph@codesourcery.com>
21408 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
21410 * configure: Regenerate.
21412 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
21415 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
21416 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
21417 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
21418 Add LABEL_NUSES to emitted label.
21419 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
21420 branch probability value to emitted jump insn.
21421 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
21422 Do not check life information and do not re-arrange input operands
21423 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
21425 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
21427 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
21428 the change of decode_asm_operands.
21430 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
21432 * mode-switching.c (create_pre_exit): Skip blockage insn.
21434 2007-03-09 Diego Novillo <dnovillo@redhat.com>
21436 * tree-pass.h (TODO_update_smt_usage): Remove.
21438 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
21442 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21444 * pa.c (attr_length_call): Revise condition for long
21445 pc-relative branch.
21446 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
21447 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
21448 sequence on SOM target.
21450 2007-03-09 Geoffrey Keating <geoffk@apple.com>
21452 * gcc.c: Document %{, in big comment at top.
21453 (input_suffix_matches): Remove special handling for .s and
21455 (input_spec_matches): New.
21456 (handle_braces): Handle %{,.
21457 (validate_switches): ',' indicates a value which is not a switch.
21458 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
21459 to detect assembler input.
21460 * config/i386/sol2.h (CPP_SPEC): Likewise.
21461 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
21462 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
21463 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
21464 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
21465 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
21466 -m64 causes deployment target to default to 10.5.
21467 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
21469 2007-03-09 Richard Henderson <rth@redhat.com>
21472 * target.h (targetm.asm.out.reloc_rw_mask): New.
21473 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
21474 (TARGET_ASM_OUT): Use it.
21475 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
21476 * varasm.c (categorize_decl_for_section): Remove shlib argument;
21477 use the new reloc_rw_mask target hook instead.
21478 (default_section_type_flags_1): Merge into...
21479 (default_section_type_flags): ... here.
21480 (decl_readonly_section_1): Merge into...
21481 (decl_readonly_section): ... here.
21482 (default_elf_select_section_1): Merge into...
21483 (default_elf_select_section): ... here.
21484 (default_unique_section_1): Merge into...
21485 (default_unique_section): ... here.
21486 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
21487 (default_select_rtx_section): Use it.
21488 (default_elf_select_rtx_section): Likewise.
21489 * output.h: Update to match.
21490 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
21491 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
21492 (TARGET_ASM_RELOC_RW_MASK): New.
21493 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
21494 to categorize_decl_for_section.
21495 (x86_64_elf_unique_section): Likewise.
21496 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
21497 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
21498 (TARGET_ASM_RELOC_RW_MASK): New.
21499 * config/ia64/ia64.c (ia64_rwreloc_select_section,
21500 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
21501 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
21502 (TARGET_RWRELOC): Remove.
21503 (ia64_section_type_flags): Adjust call to default_section_type_flags.
21504 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
21505 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
21506 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
21507 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
21508 (rs6000_xcoff_select_section): Use decl_readonly_section.
21509 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
21510 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
21511 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
21512 (TARGET_SECTION_TYPE_FLAGS): Remove.
21513 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
21515 2007-03-09 Roger Sayle <roger@eyesopen.com>
21517 * fold-const.c (fold_comparison): Remove compile-time evaluation of
21518 complex constant equality/inequality comparisons for here.
21519 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
21520 known at compile-time or can be simplified to a scalar comparison.
21521 (fold_relational_const): Move compile-time evaluation of complex
21522 constant equality/inequality comparisons to here.
21524 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
21526 PR rtl-optimization/30643
21527 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
21529 (fold_rtx): Recurse, like before 2006-11-03.
21531 2007-03-09 DJ Delorie <dj@redhat.com>
21533 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
21536 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
21538 PR tree-optimization/30375
21539 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
21540 LHS of statements is not the same.
21541 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
21543 2007-03-09 Chao-ying Fu <fu@mips.com>
21545 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
21547 * doc/invoke.texi (-mdspr2): Document new option.
21548 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
21549 New unspec for DSP REV 2.
21550 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
21551 these instructions are extended in DSP REV 2.
21552 (mips-dspr2.md): Include.
21553 * config/mips/mips.opt (mdspr2): New option.
21554 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
21555 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
21556 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
21557 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
21558 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
21559 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
21560 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
21562 (bdesc_map): Add one field of unsupported_target_flags.
21563 (bdesc_arrays): Update entries to have extra fields. Add
21565 (mips_init_builtins): Initialize new function types.
21566 Check unsupported_target_fileds to filter out builtins.
21567 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
21569 (ASM_SPEC): Pass mdspr2 to the assembler.
21570 * config/mips/mips-dspr2.md: New file.
21572 2007-03-09 Sa Liu <saliu@de.ibm.com>
21574 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
21576 2007-03-09 Ian Lance Taylor <iant@google.com>
21578 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
21579 argument) like -Wstrict-overflow=2.
21580 * doc/invoke.texi (Warning Options): Update documentation.
21582 2007-03-09 Dirk Mueller <dmueller@suse.de>
21585 * doc/invoke.texi (-Wlogical-op): Document.
21586 * common.opt (-Wlogical-op): New.
21587 * c-common.h (warn_logical_operator): Declare.
21588 * c-common.c (warn_logical_operator): Define.
21589 * c-typeck.c (parser_build_binary_op): Call
21590 warn_logical_operator.
21592 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
21594 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
21595 * final.c (final_scan_insn): Test for non-"" file name.
21597 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
21599 * doc/loop.texi: Document the Omega linear constraints solver.
21600 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
21601 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
21602 omega-hash-table-size, omega-max-keys, and
21603 omega-eliminate-redundant-constraints.
21604 * tree-pass.h (pass_check_data_deps): Declared.
21607 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
21608 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
21609 pass_check_data_deps): New.
21610 * tree-data-ref.c (init_data_ref): Remove declaration.
21611 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
21612 (analyze_array): Renamed init_array_ref, move up initializations.
21613 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
21614 Removed arguments that are set to NULL.
21615 (analyze_indirect_ref): Correct indentation, correct call to
21617 (object_analysis): Call init_array_ref instead of analyze_array.
21618 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
21619 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
21620 of DR_ACCESS_FNS_ADDR.
21621 (init_omega_eq_with_af, omega_extract_distance_vectors,
21622 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
21623 ddr_consistent_p): New.
21624 (compute_affine_dependence): Check consistency of ddrs when
21625 flag_check_data_deps is passed.
21626 (analyze_all_data_dependences): Uncomment.
21627 (tree_check_data_deps): New.
21628 * tree-data-ref.h: Include omega.h.
21629 (DR_ACCESS_FNS_ADDR): Removed.
21630 (data_dependence_relation): Add inner_loop.
21631 (DDR_INNER_LOOP): New.
21632 * common.opt (fcheck-data-deps): New.
21633 * tree-flow.h (tree_check_data_deps): Declare.
21634 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
21635 (OBJS-common): Depend on omega.o.
21637 * passes.c (pass_check_data_deps): Scheduled.
21638 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
21639 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
21640 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
21641 PARAM_VECT_MAX_VERSION_CHECKS,
21642 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
21644 2007-03-09 Richard Guenther <rguenther@suse.de>
21646 PR tree-optimization/30904
21647 PR middle-end/31058
21648 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
21649 the same way as *_DIV_EXPR.
21651 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
21653 * recog.c (decode_asm_operands): No mixed declarations and code.
21655 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
21657 * rtl.def (ASM_INPUT): Add location.
21658 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
21659 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
21660 (decode_asm_operands): Add loc operand.
21661 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
21662 * stmt.c (expand_asm): Rename to...
21663 (expand_asm_loc): ... this. Add locus argument. Pass it on to
21664 gen_rtx_ASM_INPUT_loc.
21665 (expand_asm_expr): Adjust.
21666 * recog.c (decode_asm_operands): Add loc operand.
21667 (check_asm_operands, extract_insn): Adjust.
21668 * reload1.c (maybe_fix_stack_asms): Likewise.
21669 * final.c (asm_insn_count): Likewise.
21670 (final_scan_insn): Output # line before and after asm.
21672 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
21674 * tree-ssa-structalias.c (variable_info): Remove
21676 (new_var_info): Ditto.
21677 (shared_bitmap_info_t): New structure.
21678 (shared_bitmap_table): New variable.
21679 (shared_bitmap_hash): New function.
21680 (shared_bitmap_eq): Ditto
21681 (shared_bitmap_lookup): Ditto.
21682 (shared_bitmap_add): Ditto.
21683 (merge_smts_into): Change to take bitmap directly.
21684 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
21685 (init_alias_vars): Init shared bitmap hashtable.
21686 (delete_points_to_sets): Delete shared bitmap hashtable.
21687 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
21688 is_aliased removal as a change that was still necessary was
21691 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
21693 * config/i386/i386.h (override_options): Conditionally disable
21694 x86_sahf for 64bit targets only.
21696 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
21699 * c-decl.c (merge_decls): Don't call make_var_volatile.
21700 * varasm.c (make_var_volatile): Remove.
21701 * output.h (make_var_volatile): Remove.
21703 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
21705 PR tree-optimization/31085
21706 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
21708 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21710 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
21711 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
21712 ATTR_CONST_NOTHROW_LIST.
21714 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
21717 2007-03-08 Diego Novillo <dnovillo@redhat.com>
21719 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
21721 2007-03-08 Geoffrey Keating <geoffk@apple.com>
21724 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
21726 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
21727 passed, use shared libgcc.
21729 2007-03-08 Roger Sayle <roger@eyesopen.com>
21731 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
21732 instead of calling build2 with a GIMPLE_MODIFY_STMT.
21733 (honor_protect_cleanup_actions, lower_try_finally_switch):
21735 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
21736 ifc_temp_var): Likewise.
21737 * tree-inline.c (setup_one_parameter): Likewise.
21738 * tree-mudflap.c (mf_decl_cache_locals,
21739 mf_build_check_statement_for): Likewise.
21740 * tree-nested.c (init_tmp_var, save_tmp_var,
21741 finalize_nesting_tree_1): Likewise.
21742 * tree-outof-ssa.c (insert_copy_on_edge,
21743 insert_backedge_copies): Likewise.
21744 * tree-profile.c (tree_gen_edge_profiler,
21745 tree_gen_ic_profiler): Likewise.
21746 * tree-scalar-evolution.c (scev_const_prop): Likewise.
21747 * tree-sra.c (sra_build_assignment): Likewise.
21748 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
21749 * tree-ssa-math-opts.c (insert_reciprocals,
21750 execute_cse_sincos_1): Likewise.
21751 * tree-tailcall.c (adjust_accumulator_values,
21752 adjust_return_value): Likewise.
21753 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
21754 * tree-vect-transform.c (vect_create_data_ref_ptr,
21755 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
21756 vect_create_epilog_for_reduction, vectorizable_reduction,
21757 vectorizable_call, vectorizable_conversion,
21758 vectorizable_assignment, vectorizable_operation,
21759 vectorizable_type_demotion, vect_gen_widened_results_half,
21760 vect_permute_store_chain, vectorizable_store,
21761 vect_setup_realignment, vect_permute_load_chain,
21762 vectorizable_load, vectorizable_condition,
21763 vect_create_cond_for_align_checks): Likewise.
21764 * tree-vrp.c (build_assert_expr_for): Likewise.
21766 2007-03-08 Ian Lance Taylor <iant@google.com>
21768 * tree-vrp.c: Include "intl.h".
21769 (usable_range_p): New static function.
21770 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
21771 overflowed values, juts set *strict_overflow_p.
21772 (compare_values): Only return -2 if one of the operands is not a
21774 (compare_ranges): Call usable_range_p.
21775 (compare_range_with_value): Likewise.
21776 (vrp_evaluate_conditional_warnv): Rename from
21777 vrp_evaluate_conditional. Make static. Change all callers.
21778 (vrp_evaluate_conditional): New function.
21779 (simplify_div_or_mod_using_ranges): Issue warning about reliance
21780 on signed overflow.
21781 (simplify_abs_using_ranges): Likewise.
21782 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
21783 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
21784 within_stmt parameter.
21785 * tree-ssa-propagate.c (fold_predicate_in): Update call to
21786 vrp_evaluate_conditional.
21787 * tree-ssa-threadedge.c
21788 (record_temporary_equivalences_from_stmts_at_dest): Change
21789 simplify parameter to take a second tree parameter.
21790 (simplify_control_stmt_condition): Likewise.
21791 (thread_across_edge): Likewise.
21792 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
21793 (thread_across_edge): Likewise.
21794 * Makefile.in (tree-vrp.o): Depend upon intl.h.
21796 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
21798 * config/i386/i386.h (TARGET_SAHF): New define.
21799 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
21800 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
21801 (x86_sahf): New global variable.
21802 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
21803 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
21804 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
21805 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
21807 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
21808 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
21809 when expanding fcomi/sahf based tests.
21810 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
21811 expanding sahf based alternative. Emit sahf based sequence when
21812 optimizing for code size.
21813 * config/i386/i386.md (x86_sahf_1): Do not disable for
21814 TARGET_64BIT, enable for TARGET_SAHF.
21816 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
21818 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
21819 spurious whitespace from error message.
21821 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
21824 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
21826 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
21828 * c-decl.c (grokdeclarator): Disable warnings for anonymous
21830 * tree-sra.c (instantiate_element): Propagate disabled warnings
21831 from the element itself to the created variable.
21833 2007-03-07 Richard Henderson <rth@redhat.com>
21836 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
21837 silently fix up the stack in the case of a missing register.
21839 2007-03-07 Paul Brook <paul@codesourcery.com>
21841 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
21843 2007-03-07 Joseph Myers <joseph@codesourcery.com>
21845 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
21847 (phase1_vrs): Use them.
21848 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
21849 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
21850 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
21851 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
21852 __gnu_Unwind_Restore_WMMXC if required.
21853 (_Unwind_VRS_Pop): Implement iWMMXt support.
21854 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
21855 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
21856 gnu_Unwind_Save_WMMXC): Define.
21858 2007-03-07 Richard Sandiford <richard@codesourcery.com>
21860 * config/vxworks.h (vxworks_override_options): Declare.
21861 (VXWORKS_OVERRIDE_OPTIONS): Use it.
21862 * config/vxworks.c: Include target.h and toplev.h.
21863 (vxworks_override_options): New function.
21864 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
21866 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
21868 * config/s390/s390.c (override_options): Don't emit an error when
21869 -mstack-size is used without providing -mstack-guard.
21870 (s390_emit_prologue): Choose stack_guard value automatically if not
21871 provided via command line.
21872 * doc/invoke.texi: Adjust description of -mstack-guard and
21875 2007-03-07 Richard Sandiford <richard@codesourcery.com>
21877 * config/i386/i386.c (output_set_got): Add a GOT initialization
21878 sequence for VxWorks PIC.
21879 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
21880 around labels as well as symbols. Use gotoff_operand instead
21881 of local_symbolic_operand.
21882 (legitimize_pic_address): Use gotoff_operand instead of
21883 local_symbolic_operand. Use @GOT accesses for labels as
21885 (ix86_output_addr_diff_elt): Use PC-relative rather than
21886 GP-relative offsets for VxWorks PIC.
21887 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
21888 no_new_pseudos. Check whether the returned register is op0.
21889 * config/i386/i386.md (tablejump): Use PC-relative rather than
21890 GP-relative offsets for VxWorks PIC.
21891 * config/i386/predicates.md (gotoff_operand): New predicate.
21893 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21895 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
21897 * config/vxworks-dummy.h: New file.
21898 * config/i386/i386.h: Include it.
21900 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
21902 * dwarf2out.c (is_inlined_entry_point): New
21903 (add_high_low_attributes): Emit DW_AT_entry_pc along with
21904 DW_AT_ranges if the first subblock is the entry point.
21906 2007-03-06 David Daney <ddaney@avtrex.com>
21908 * doc/install.texi (mips-*-*): Change recommended binutils
21911 2007-03-06 Anatoly Sokolov <aesok@post.ru>
21913 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
21914 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
21916 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
21917 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
21919 2007-03-06 Jan Hubicka <jh@suse.cz>
21921 * errors.h (warning, error, fatal, internal_error): Mark as cold.
21922 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
21924 (probably_cold_bb_p): Cold functions are cold.
21925 (probably_never_executed_bb_p): Cold functions are cold.
21926 (tree_bb_level_predictions): Predict calls to cold functions as not
21928 (compute_function_frequency): Check hot/cold attributes.
21929 * function.h (function_frequency): Update comments.
21930 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
21931 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
21932 (c_common_att): Add cold and hot.
21934 * doc/extend.texi (hot,cold attributes): Document.
21936 2007-03-06 Andrew Haley <aph@redhat.com>
21938 * function.c (expand_function_end): Move blockage to just after we
21939 emit the label for the naked return from the function.
21941 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21943 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
21946 2007-03-06 Jan Hubicka <jh@suse.cz>
21948 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
21949 loaded for constant large models. Non-large 64bit PIC can do.
21950 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
21951 * cmodel.h: Add LARGE PIC.
21952 * i386.md (UNSPEC_PLTOFF): New.
21953 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
21955 (*call_1_rex64): Disable for large models.
21956 (*call_1_rex64_large): New.
21957 (*call_value_1_rex64): Disable for large models.
21958 (*call_value_1_rex64_large): New.
21959 (set_rip_rex4): New.
21960 (set_got_offset_rex64): New.
21961 * predicates.md (constant_call_address_operand): For large model
21962 constant calls are not possible.
21963 * i386-protos.h (construct_plt_address): Declare.
21964 * i386.c (override_options): Accept large models.
21965 (ix86_expand_prologue): Expand large PIC GOT pointer load.
21966 (legitimate_constant_p): Add new UNSPECs.
21967 (legitimate_pic_operand_p): Likewise.
21968 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
21969 (legitimize_pic_address): Do easy RIP relative way for TLS only for
21971 (output_pic_addr_const): Add PLTOFF.
21972 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
21973 (ix86_expand_move): Legitimize pic address when in PIC mode.
21974 (construct_plt_address): New function.
21975 (ix86_expand_call): Offload the address to register and use GOT
21976 pointer for large model.
21977 * invoke.texi (mcmodel=large): Update documentation.
21979 2007-03-06 Richard Henderson <rth@redhat.com>
21981 * config/i386/i386.c (x86_use_leave, x86_push_memory,
21982 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
21983 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
21984 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
21985 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
21986 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
21987 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
21988 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
21989 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
21990 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
21991 x86_partial_reg_dependency, x86_memory_mismatch_stall,
21992 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
21993 x86_sse_partial_reg_dependency, x86_sse_split_regs,
21994 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
21995 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
21996 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
21997 x86_schedule, x86_use_bt, x86_pad_returns,
21998 x86_use_xchgb): Merge into ...
21999 (ix86_tune_features): ... here. New array.
22000 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
22001 x86_bswap): Merge into ...
22002 (ix86_arch_features): ... here. New array.
22003 (x86_3dnow_a): Remove.
22004 (x86_accumulate_outgoing_args): Make static.
22005 (x86_arch_always_fancy_math_387): Make static.
22006 (ix86_tune_mask, ix86_arch_mask): Move ...
22007 (override_options): ... to local variables here. Apply the
22008 appropriate mask to each element of ix86_arch_features and
22009 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
22010 as were done in the old macros.
22011 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
22012 * config/i386/i386.h (x86_use_leave, x86_push_memory,
22013 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
22014 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
22015 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
22016 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
22017 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
22018 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
22019 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
22020 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
22021 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
22022 x86_partial_reg_dependency, x86_memory_mismatch_stall,
22023 x86_accumulate_outgoing_args, x86_prologue_using_move,
22024 x86_epilogue_using_move, x86_decompose_lea,
22025 x86_arch_always_fancy_math_387, x86_shift1,
22026 x86_sse_partial_reg_dependency, x86_sse_split_regs,
22027 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
22028 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
22029 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
22030 x86_use_incdec, x86_pad_returns, x86_bswap,
22031 x86_partial_flag_reg_stall): Remove.
22032 (enum ix86_tune_indices): New.
22033 (ix86_tune_features): New.
22034 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
22035 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
22036 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
22037 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
22038 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
22039 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
22040 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
22041 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
22042 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
22043 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
22044 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
22045 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
22046 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
22047 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
22048 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
22049 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
22050 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
22051 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
22052 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
22053 TARGET_EXT_80387_CONSTANTS): Use it.
22054 (enum ix86_arch_indices): New.
22055 (ix86_arch_features): New.
22056 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
22057 TARGET_BSWAP): Use it.
22058 (ix86_tune_mask, ix86_arch_mask): Remove.
22060 2007-03-06 Joseph Myers <joseph@codesourcery.com>
22063 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
22064 Define using $${sysroot_headers_suffix}.
22065 * configure: Regenerate.
22066 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
22067 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
22069 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
22070 * gcc.c (print_sysroot_headers_suffix): New.
22071 (option_map): Include --print-sysroot-headers-suffix.
22072 (display_help): Mention -print-sysroot-headers-suffix.
22073 (process_command): Handle -print-sysroot-headers-suffix.
22074 (do_spec_1): Append multilib directory to include-fixed path if
22075 sysroot suffixes in use.
22076 (main): Handle -print-sysroot-headers-suffix.
22077 * Makefile.in (start.encap): Don't depend on xlimits.h
22078 (xlimits.h): Remove.
22079 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
22080 limits.h for each multilib in fixinc_list.
22081 (fixinc_list, s-fixinc_list): New.
22082 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
22083 generate them for each multilib in fixinc_list.
22084 (stmp-fixproto): Use include-fixed. Run fixproto for each
22085 multilib in fixinc_list.
22086 (mostlyclean): Don't remove xlimits.h.
22087 (clean): Remove include-fixed.
22088 (real-install-headers-tar, real-install-headers-cpio,
22089 real-install-headers-cp): Don't copy include, only include-fixed.
22090 (install-mkheaders): Depend on fixinc_list. Don't depend on
22091 xlimits.h. Save limits.h files for each multilib in fixinc_list.
22092 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
22093 SYSTEM_HEADER_DIR setting in mkheaders.conf.
22095 2007-03-06 Jan Hubicka <jh@suse.cz>
22097 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
22100 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22102 * configure.ac: Allow tm_file to contain build-directory files.
22103 * configure: Regenerate.
22104 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
22105 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
22106 * config/m68k/print-sysroot-suffix.sh: New file.
22108 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22110 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
22111 of pic_offset_table_rtx if reload_completed.
22112 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
22113 PIC_OFFSET_TABLE_REGNUM.
22114 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
22116 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
22117 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
22119 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22121 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
22122 functions that call eh_return.
22124 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22126 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
22127 functions that need a constant pool.
22129 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22132 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
22133 (m68k_preferred_reload_class): Likewise.
22134 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
22135 (SECONDARY_RELOAD_CLASS): Define.
22136 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
22137 (LIMIT_RELOAD_CLASS): Delete.
22138 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
22139 registers from storing bytes.
22140 (m68k_secondary_reload_class): New function.
22141 (m68k_preferred_reload_class): Likewise.
22143 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22145 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
22147 (m68k_expand_prologue): Likewise.
22149 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22151 * config/m68k/m68k-protos.h (output_sibcall): Declare.
22152 (mips_expand_epilogue): Add a bool parameter.
22153 (m68k_legitimize_sibcall_address): Declare.
22154 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
22155 (m68k_expand_epilogue): Add a parameter to select between sibling
22156 and normal epilogues. Only generate a return for the latter.
22157 (m68k_ok_for_sibcall_p): New function.
22158 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
22159 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
22160 (sibcall_value, *sibcall_value): Likewise.
22161 (*call, *call_value): Require !SIBLING_CALL_P.
22162 (epilogue): Update call to m68k_expand_epilogue.
22163 (sibcall_epilogue): New pattern.
22164 * config/m68k/predicates.md (const_call_operand): Say that this
22165 predicate applies to sibling calls too.
22166 (sibcall_operand): New predicate.
22168 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22170 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
22171 alternatives as movsi_cf.
22172 (movsf_cf_hard): Add commentary.
22174 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
22175 Richard Sandiford <richard@codesourcery.com>
22177 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
22178 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
22179 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
22180 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
22181 as being live on exit from an interrupt function.
22182 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
22183 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
22184 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
22185 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
22186 (m68k_interrupt_function_p): Globalize.
22187 (m68k_compute_frame_layout): Remove reverse mask code.
22188 (m68k_emit_movem, m68k_set_frame_related): New functions.
22189 (m68k_output_function_prologue): Delete in favor of...
22190 (m68k_expand_prologue): ...this new function.
22191 (m68k_output_function_epilogue): Delete in favor of...
22192 (m68k_expand_epilogue): ...this new function.
22193 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
22195 (print_operand): Handle %?.
22196 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
22197 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
22198 (prologue, epilogue): New patterns.
22199 (return): Turn into a define_expand.
22200 (*return): New pattern, derived from old "return" pattern. Use rte
22201 rather than rts for interrupt functions. Only use rtd if the pop
22203 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
22204 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
22205 (link, *link, unlink, *unlink, load_got): Likewise.
22207 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22211 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
22212 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
22213 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
22214 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
22215 and m68k_matches_u_p.
22216 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
22217 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
22218 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
22219 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
22220 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
22221 (REG_STRICT_P): New macro.
22222 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
22223 PCREL_GENERAL_OPERAND_OK.
22224 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
22225 m68k_legitimate_base_reg_p.
22226 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
22227 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
22228 (PIC_CASE_VECTOR_ADDRESS): Update comment.
22229 * config/m68k/m68k.c (m68k_address): New structure.
22230 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
22231 (m68k_decompose_index, m68k_legitimate_constant_address_p)
22232 (m68k_jump_table_ref_p, m68k_decompose_address)
22233 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
22234 (m68k_matches_u_p): New functions.
22235 (print_operand_address): Rewrite to use m68k_decompose_index.
22237 2007-03-05 David Taylor <dtaylor@emc.com>
22239 * gcc.c: Correct copyright date in --version output.
22241 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22243 * pa.md: In unamed move patterns, disparge copies between general
22244 and floating point registers using '?' modifier. Don't include 'f'
22245 constraint for register preferences in DImode, SImode, HImode and
22246 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
22247 Remove constraints for copies between general and floating registers
22248 in soft-float DFmode pattern.
22249 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
22253 2007-03-05 Mike Stump <mrs@apple.com>
22255 * c-common.c (targetcm): Add.
22256 * c-opts.c (c_common_handle_option): Handle language specific
22258 * opts.c (handle_option): Verify language for target options, if
22260 * opth-gen.awk: Add CL_LANG_ALL.
22261 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
22262 (TARGETCM_INITIALIZER): Add.
22263 * target.h (struct gcc_targetcm): Add.
22265 * targhooks.c (default_handle_c_option): Add.
22266 * targhooks.h (default_handle_c_option): Add.
22267 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
22269 * config/darwin.opt (iframework): Add.
22270 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
22271 * config/darwin-c.c (handle_c_option): Add.
22272 (TARGET_HANDLE_C_OPTION): Add.
22274 * doc/invoke.texi (Darwin Options): Add -iframework.
22276 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22278 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
22281 2007-03-05 Ian Lance Taylor <iant@google.com>
22283 * c.opt (fgnu89-inline): New option.
22284 * c-opts.c (c_common_post_options): Set default value for
22286 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
22287 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
22289 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
22290 (grokdeclarator, start_function): Likewise.
22291 * c-cppbuiltin.c (c_cpp_builtins): Define either
22292 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
22293 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
22294 (C Dialect Options): Document -fgnu89-inline.
22295 * doc/extend.texi (Function Attributes): Explain what the
22296 gnu_inline attribute does.
22297 * doc/cpp.texi (Common Predefined Macros): Document
22298 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
22300 2007-03-05 Ian Lance Taylor <iant@google.com>
22302 PR tree-optimization/31034
22303 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
22304 half-range if the other side is an overflow infinity.
22306 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
22308 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
22309 (bfin*-linux-uclibc*): New configuration.
22310 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
22312 * config/bfin/linux.h: New file.
22313 * config/bfin/libgcc-bfin.ver: New file.
22314 * config/bfin/t-bfin-uclinux: New file.
22315 * config/bfin/t-bfin-linux: New file.
22316 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
22317 (TARGET_OS_CPP_BUILTINS): New macro.
22319 2007-03-05 Richard Guenther <rguenther@suse.de>
22321 * fold-const.c (fold_binary): Remove duplicate folding
22322 of comparison of non-null ADDR_EXPR against null.
22324 2007-03-05 Richard Guenther <rguenther@suse.de>
22325 Dorit Nuzman <dorit@il.ibm.com>
22327 PR tree-optimization/26420
22328 * tree-vectorizer.c (vectorize_loops): Bail out early if there
22329 are no loops in the function. Only print the number of
22330 vectorized loops if it is greater than zero or we are supposed
22331 to print information about unvectorized loops.
22333 2007-03-05 Revital Eres <eres@il.ibm.com>
22335 * gcc.dg/var-expand1.c: New test.
22336 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
22337 when an accumulator is expanded.
22339 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22342 * c-common.c (convert_and_check): Don't give warnings for
22343 conversion if 'expr' already overflowed.
22345 2007-03-04 Roger Sayle <roger@eyesopen.com>
22347 PR middle-end/30744
22348 * fold-const.c (fold_comparison): Enforce type consistency when
22349 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
22351 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
22353 * tree-ssa-address.c (create_mem_ref): Do not put an expression
22354 containing a cast to the base of TARGET_MEM_REF.
22356 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
22358 * tree.c (tree_contains_struct_check_failed): Remove spurious
22359 whitespace from error message.
22361 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
22364 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
22365 instead of precision.
22367 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
22368 Nathan Sidwell <nathan@codesourcery.com>
22370 * emit-rtl.c (find_auto_inc): New.
22371 (try_split): recreate REG_INC notes,
22372 Use regular for loops rather than whiles.
22374 2007-03-03 Andreas Schwab <schwab@suse.de>
22376 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
22377 * configure: Regenerate.
22379 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22381 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
22382 flag_rounding_math, not flag_unsafe_math_optimizations.
22384 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
22386 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
22387 alpha_fold_vector_minmax): Likewise.
22388 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
22389 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
22391 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
22393 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
22394 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
22395 if the lhs has side-effects.
22396 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
22398 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
22400 * config/i386/i386.h (TUNEMASK): Remove define.
22401 (ARCHMASK): Remove define.
22402 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
22403 Use ix86_arch_mask variable instead of ARCHMASK.
22404 * config/i386/i386.c (override_options): Ditto.
22405 (standard_80387_constant_p): Ditto.
22407 2007-03-02 Ian Lance Taylor <iant@google.com>
22409 Used signed infinities in VRP.
22410 * tree-vrp.c (uses_overflow_infinity): New static function.
22411 (supports_overflow_infinity): New static function.
22412 (make_overflow_infinity): New static function.
22413 (negative_overflow_infinity): New static function.
22414 (positive_overflow_infinity): New static function.
22415 (is_negative_overflow_infinity): New static function.
22416 (is_positive_overflow_infinity): New static function.
22417 (is_overflow_infinity): New static function.
22418 (overflow_infinity_range_p): New static function.
22419 (compare_values_warnv): New function split out of compare_values.
22420 (compare_value): Call it.
22421 (set_value_range_to_nonnegative): Add overflow_infinity
22422 parameter. Change caller.
22423 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
22425 (vrp_expr_computes_nonzero): Likewise.
22426 (compare_ranges, compare_range_with_value): Likewise.
22427 (compare_name_with_value, compare_names): Likewise.
22428 (vrp_evaluate_conditional): Likewise.
22429 (set_value_range): Handle infinity
22430 (vrp_operand_equal_p, operand_less_p): Likewise.
22431 (extract_range_from_assert): Likewise.
22432 (vrp_int_const_binop): Likewise.
22433 (extract_range_from_binary_expr): Likewise.
22434 (extract_range_from_unary_expr): Likewise.
22435 (extract_range_from_comparison): Likewise.
22436 (extract_range_from_expr): Likewise.
22437 (dump_value_range): Likewise.
22438 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
22439 (test_for_singularity): Likewise.
22440 (vrp_int_const_binop): Remove inline qualifier.
22441 (adjust_range_with_scev): Add comment.
22442 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
22444 2007-03-02 Diego Novillo <dnovillo@redhat.com>
22446 * tree-ssa-structalias.c (could_have_pointers): Tidy.
22447 (get_constraint_for): Likewise.
22448 (do_structure_copy): Likewise.
22449 (find_func_aliases): Fix references to MODIFY_EXPR.
22450 (intra_create_variable_infos): Tidy.
22451 * tree-ssa-operands.c (add_virtual_operand): Add argument
22453 When adding members of alias sets, if IS_CALL_SITE is true and
22454 the symbol is not call-clobbered, skip it.
22455 Adjust all callers.
22457 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
22459 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
22460 entry by means of emit_insn_at_entry.
22462 2007-03-02 Richard Henderson <rth@redhat.com>
22464 * expr.h (promoted_input_arg): Remove decl.
22465 * function.c (promoted_input_arg): Merge into ...
22466 * combine.c (setup_incoming_promotions): ... only caller.
22467 Rearrange to avoid double loop.
22469 2007-03-02 Ben Elliston <bje@au.ibm.com>
22470 Peter Bergner <bergner@vnet.ibm.com>
22471 Janis Johnson <janis187@us.ibm.com>
22473 * config/rs6000/dfp.md: New file.
22474 * config/rs6000/rs6000.md: Include dfp.md.
22475 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
22476 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
22477 and TDmode decimal float modes in FP registers.
22478 (num_insns_constant): Likewise.
22479 (rs6000_legitimate_offset_address_p): Likewise.
22480 (rs6000_legitimize_address): Likewise.
22481 (rs6000_legitimize_reload_address): Likewise.
22482 (rs6000_legitimate_address): Likewise.
22483 (rs6000_emit_move): Likewise.
22484 (function_arg_boundary): Likewise.
22485 (function_arg_advance): Likewise.
22486 (rs6000_darwin64_record_arg_recurse): Likewise.
22487 (function_arg): Likewise.
22488 (rs6000_gimplify_va_arg): Likewise.
22489 (rs6000_split_multireg_move): Likewise.
22490 (rs6000_output_function_epilogue): Likewise.
22491 (rs6000_output_function_epilogue): Likewise.
22492 (rs6000_register_move_cost): Likewise.
22493 (rs6000_function_value): Likewise.
22494 (rs6000_libcall_value): Likewise.
22496 2007-03-02 Richard Sandiford <richard@codesourcery.com>
22498 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
22500 2007-03-02 Richard Sandiford <richard@codesourcery.com>
22502 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
22503 Use $MULTIDIR to choose between the kernel and RTP headers,
22504 and use $WIND_BASE and $WIND_USR to locate them.
22506 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
22508 * config/i386/i386.c (override_options): Put initialization of
22509 ix86_tune_mask and ix86_arch_mask to the correct place.
22511 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
22512 Michael Meissner <michael.meissner@amd.com>
22515 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
22516 (ARCHMASK): Define.
22517 (TARGET_CMOVE): Use ARCHMASK.
22518 (TARGET_CMPXCHG): Ditto.
22519 (TARGET_CMPXCHG8B): Ditto.
22520 (TARGET_XADD): Ditto.
22521 (TARGET_BSWAP): Ditto.
22522 * config/i386/i386.c (ix86_tune_mask): New global variable.
22523 (ix86_arch_mask): Ditto.
22524 (override_options): Initialize ix86_tune_mask and
22525 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
22528 2007-03-02 Ben Elliston <bje@au.ibm.com>
22531 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
22533 2007-03-02 Joseph Myers <joseph@codesourcery.com>
22535 * target.h (init_dwarf_reg_sizes_extra): New target hook.
22536 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
22537 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
22538 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
22540 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
22541 rs6000_init_dwarf_reg_sizes_extra): New.
22542 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
22543 SPE register high parts.
22545 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
22547 * Makefile.in: Add install-pdf target as
22548 copied from automake v1.10 rules.
22549 * configure.ac: Add install-pdf to target list.
22550 * configure: Regenerate.
22552 2007-03-01 Paul Brook <paul@codesourcery.com>
22554 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
22555 modes to LDRD for DImode.
22556 (output_move_double): Fixup out of range ldrd/strd.
22557 (vfp_secondary_reload_class): Rename...
22558 (coproc_secondary_reload_class): ... to this. Add wb argument.
22559 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
22560 coproc_secondary_reload_class for CLASS_IWMMXT.
22561 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
22562 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
22564 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
22566 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
22567 unroll factor by the estimated number of iterations.
22568 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
22569 than prefetch latency.
22571 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
22572 decode_caches_intel, detect_caches_intel): New functions.
22573 (host_detect_local_cpu): Use detect_caches_amd and
22574 detect_caches_intel.
22576 2007-03-01 Richard Henderson <rth@redhat.com>
22578 * expr.c (emit_move_complex_push): Export.
22579 (emit_move_complex_parts): Split out from ...
22580 (emit_move_complex): ... here.
22581 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
22582 * config/i386/i386.md (movcdi): New.
22584 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
22586 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
22587 size of mode1 to check for tieable modes in MMX case.
22589 2007-03-01 Richard Sandiford <richard@codesourcery.com>
22591 * Makefile.in (rtlanal.o): Depend on tree.h.
22592 * rtl.h (offset_within_section_p, split_const): Declare.
22593 * rtlanal.c: Include tree.h.
22594 (offset_within_block_p): New function, taken from
22595 mips_offset_within_object_p.
22596 (split_const): New function, taken from mips_split_const.
22597 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
22599 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
22600 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
22601 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
22602 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
22603 (m68k_illegitimate_symbolic_constant_p): New function.
22604 * config/m68k/m68k.md (movsi): Remove misleading predicates.
22605 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
22606 symbolic constant that might be outside the symbol's section,
22607 move the symbol first and then add the offset.
22608 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
22610 * config/mips/mips.c (mips_split_const): Delete.
22611 (mips_offset_within_object_p): Delete.
22612 (mips_symbolic_constant_p): Use offset_within_section_p and
22613 split_const instead of mips_offset_within_object_p and
22615 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
22616 (mips_legitimize_const_move, print_operand_reloc)
22617 (mips_dangerous_for_la25_p): Use split_const instead of
22620 2007-02-28 Eric Christopher <echristo@apple.com>
22622 * Makefile.in (install-include-dir): Don't rm -rf include.
22624 2007-02-28 Richard Guenther <rguenther@suse.de>
22626 PR middle-end/30364
22627 * fold-const.c (fold_binary): Do not associate expressions
22628 with more than one variable for integer types that do not wrap.
22630 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
22632 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
22633 Delete, and replace with...
22634 (fold_builtin_call_array): This. Update callers to use it.
22635 * fold-const.c (fold_build_call_list): Delete, and replace with...
22636 (fold_build_call_array): This.
22637 (fold_build_call_list_initializer): Delete, and replace with...
22638 (fold_build_call_array_initializer): This.
22639 * tree.h: Update declarations to reflect above changes.
22641 * c-typeck.c (build_function_call): Store converted arguments
22642 in a stack-allocated array instead of building a list.
22643 (convert_arguments): Store arguments in the array passed in as an
22644 argument, and return the actual number of arguments.
22645 * c-format.c: (check_function_format): Pass arguments in an
22646 array instead of a list.
22647 * c-common.c (check_function_nonnull): Likewise.
22648 (check_function_sentinel): Likewise.
22649 (check_function_arguments): Likewise.
22650 * c-common.h: Update declarations to reflect above changes.
22652 2007-02-28 Jan Hubicka <jh@suse.cz>
22654 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
22655 PRED_NEGATIVE_RETURN): Update outcomes.
22657 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
22659 * calls.c (emit_library_call_value_1): Handle partial registers
22660 correctly when building up CALL_INSN_FUNCTION_USAGE.
22662 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22664 * pa/predicates.md (move_src_operand): Allow zero for mode.
22665 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
22668 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
22671 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
22672 *movv2df_internal): Enable pattern only for valid operand
22674 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
22675 tie only 128bit modes. For MMX registers, tie only 64bit modes.
22677 2007-02-27 Mike Stump <mrs@apple.com>
22679 * config/darwin-crt3.c: Avoid compilation when compiling for a
22682 2007-02-27 Joseph Myers <joseph@codesourcery.com>
22684 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
22686 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
22687 for fixed headers and limits.h.
22688 (install-include-dir, install-headers-tar, install-headers-cpio,
22689 install-headers-cp, real-install-headers-tar,
22690 real-install-headers-cpio, real-install-headers-cp): Handle
22691 include-fixed as well as include.
22692 (install-mkheaders): Don't install files that go only in include
22694 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
22695 from GCC_INCLUDE_DIR.
22696 * gcc.c (process_command): Remove special -BstageN/ handling.
22697 (do_spec_1): Add include-fixed directories.
22699 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
22701 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
22703 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
22705 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
22708 2007-02-27 Mark Mitchell <mark@codesourcery.com>
22710 * c-common.c (get_priority): Add check for
22711 SUPPORTS_INIT_PRIORITY.
22713 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
22715 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
22717 * config/bfin/bfin.c: Include "cfglayout.h".
22718 (MAX_LSETUP_DISTANCE): New macro.
22719 (struct loop_info): New members incoming, incoming_src and
22720 incoming_dest. Delete member predecessor.
22721 (length_for_loop): New function.
22722 (bfin_optimize_loop): Handle more different loop structures.
22723 (bfin_discover_loop): Rework detection of predecessor blocks by
22724 examining incoming edges.
22725 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
22727 (bfin_reorder_loops): New function.
22728 (bfin_reorg_loops): Use these three new functions.
22730 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
22731 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
22732 (CONSTRAINT_LEN): Add entry for 'q'.
22733 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
22734 Add 'q' constraints.
22735 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
22736 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
22738 * config/bfin/bfin.md (add_with_carry): New pattern.
22739 (s_or_u, su_optab, su_modifier): New code macros/attrs.
22740 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
22741 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
22742 support unsigned multiplies too. Removed incorrect commutativity from
22743 operand 1 constraint where appropriate.
22744 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
22746 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
22747 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
22749 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
22750 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
22751 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
22752 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
22753 usmulhisi_hh_huh): New patterns.
22755 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
22756 lshifthi3): Fix output template to use half reg for operand 2.
22758 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
22761 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
22763 2007-02-27 Andreas Schwab <schwab@suse.de>
22765 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
22767 2007-02-27 Jan Hubicka <jh@suse.cz>
22769 * predict.c (last_basic_block_p): Remove.
22770 (tree_estimate_probability): Update return heuristic for commonized
22773 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
22775 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
22777 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
22779 * doc/include/gcc-common.texi (versionsubtitle): New macro.
22780 * doc/cpp.texi: Standardize title page.
22781 * doc/cppinternals.texi: Likewise.
22782 * doc/gcc.texi: Standardize title page, remove version number
22783 from copyright page.
22784 * doc/gccint.texi: Likewise.
22785 * doc/install.texi: Standardize title page, add table of
22788 2007-02-26 Jan Hubicka <jh@suse.cz>
22790 * predict.def: Set outcomes according to more recent results.
22791 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
22792 Remove dead predictors.
22793 * predict.c (return_prediction): Fix pasto.
22795 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
22797 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
22798 change; avoid a memory leak when returning early.
22800 2007-02-26 Mark Mitchell <mark@codesourcery.com>
22802 * c-decl.c (static_ctors): Move to c-common.c.
22803 (static_dtors): Likewise.
22804 (finish_function): Use c_record_cdtor_fn.
22805 (build_cdtor): Move to c-common.c.
22806 (c_write_global_declarations): Use c_build_cdtor_fns.
22807 * c-common.h (static_ctors): Declare.
22808 (static_dtors): Likewise.
22809 (c_record_cdtor_fn): Likewise.
22810 (c_build_cdtor_fns): Likewise.
22811 * c-common.c (static_ctors): New variable.
22812 (static_dtors): Likewise.
22813 (c_record_cdtor_fn): New function.
22814 (build_cdtor): Move from c-decl.c
22815 (c_build_cdtor_fns): New function.
22817 * output.h (assemble_addr_to_section): Declare.
22818 (get_cdtor_priority_section): Likewise.
22819 * varasm.c (assemble_addr_to_section): New function.
22820 (get_cdtor_priority_section): Likewise.
22821 (default_named_section_asm_out_destructor): Use them.
22822 (destor_dtor_section_asm_out_destructor): Likewise.
22823 (default_named_section_asm_out_constructor): Likewise.
22824 (default_ctor_section_asm_out_constructor): Likewise.
22825 * config.gcc (*-*-vxworks*): Include vxworks.o.
22826 * config/t-vxworks (vxworks.o): New target.
22827 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
22828 (TARGET_ASM_CONSTRUCTOR): Define.
22829 (TARGET_ASM_DESTRUCTOR): Likewise.
22830 (vxworks_asm_out_constructor): Declare.
22831 (vxworks_asm_out_destructor): Likewise.
22833 * c-common.c (get_priority): Check that we have not just an
22834 INTEGER_CST, but an integer constant with integeral type.
22836 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
22838 PR tree-optimization/30938
22839 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
22840 use &dt[nargs-1] instead of &dt[nargs] in the call to
22841 vect_is_simple_use().
22843 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
22845 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
22846 from register elimination as PRE_MODIFY / POST_MODIFY increments.
22847 Do not attempt to handle MEM inside auto-inc expressions.
22848 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
22849 of a register modified by an auto-inc expression. However, do handle
22850 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
22851 (elimination_effects): Prohibit elimination of a register modified
22852 by an auto-inc expression. Disable register elimination rules whose
22853 target register is modified by an auto-inc expression with variable
22856 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
22858 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
22860 (array_at_struct_end_p): New function.
22861 (idx_infer_loop_bounds): Use it.
22862 (estimate_numbers_of_iterations_loop): Export.
22863 * predict.c (predict_loops): Use estimated_loop_iterations_int.
22864 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
22865 (tree_estimate_probability): Call record_loop_exits.
22866 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
22867 (estimated_loop_iterations, estimated_loop_iterations_int,
22868 estimated_loop_iterations_tree): New functions.
22869 (analyze_siv_subscript_cst_affine,
22870 compute_overlap_steps_for_affine_1_2,
22871 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
22872 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
22873 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
22874 (PRED_LOOP_ITERATIONS_GUESSED): New.
22875 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
22876 * cfgloop.h (estimate_numbers_of_iterations_loop,
22877 estimated_loop_iterations_int): Declare.
22879 2007-02-25 Mark Mitchell <mark@codesourcery.com>
22881 * doc/extend.texi: Document optional priority argument to
22882 constructors and destructors.
22883 * tree.c (init_priority_for_decl): Adjust GTY markers.
22884 (init_ttree): Use priority-info hash functions for
22885 init_priority_for_decl.
22886 (tree_map_eq): Rename to ...
22887 (tree_map_base_eq): ... this.
22888 (tree_map_marked_p): Rename to ...
22889 (tree_map_base_marked_p): ... this.
22890 (tree_map_base_hash): New function.
22891 (decl_init_priority_lookup): Rework.
22892 (decl_fini_priority_lookup): New function.
22893 (decl_priority_info): New function.
22894 (decl_init_priority_insert): Use it.
22895 (decl_fini_priority_insert): Likewise.
22896 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
22898 (decl_restrict_base_insert): Likewise.
22899 (decl_debug_expr_insert): Likewise.
22900 (decl_value_expr_lookup): Likewise.
22901 (decl_value_expr_insert): Likewise.
22902 * tree.h (priority_type): New type.
22903 (decl_init_priority_lookup): Use priority_type.
22904 (decl_fini_priority_lookup): New function.
22905 (decl_init_priority_insert): Use priority_type.
22906 (decl_fini_priority_insert): New function.
22907 (DECL_HAS_INIT_PRIORITY): Tweak comments.
22908 (DECL_INIT_PRIORITY): Likewise.
22909 (SET_DECL_INIT_PRIORITY): Add comment.
22910 (DECL_FINI_PRIORITY): New macro.
22911 (SET_DECL_FINI_PRIORITY): Likewise.
22912 (DEFAULT_INIT_PRIORITY): Document.
22913 (MAX_INIT_PRIORITY): Likewise.
22914 (MAX_RESERVED_INIT_PRIORITY): Likewise.
22915 (tree_map_base): New type.
22916 (tree_map_base_eq): New function.
22917 (tree_map_base_hash): Likewise.
22918 (tree_map_base_marked_p): Likewise.
22919 (tree_map): Inherit from tree_map_base.
22920 (tree_map_eq): Make it a macro.
22921 (tree_map_marked_p): Likewise.
22922 (tree_int_map): Inherit from tree_map_base.
22923 (tree_int_map_eq): Make it a macro.
22924 (tree_int_map_hash): Likewise.
22925 (tree_int_map_marked_p): Likewise.
22926 (tree_priority_map): New type.
22927 (tree_priority_map_eq): New macro.
22928 (tree_priority_map_hash): Likewise.
22929 (tree_priority_map_marked_p): Likewise.
22930 * varasm.c (emults_decl): Adjust for refactoring of tree_map
22932 (emutls_common_1): Likewise.
22933 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
22934 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
22935 of tree_map hierarchy.
22936 * tree-cfg.c (move_stmt_r): Likewise.
22937 (new_label_mapper): Likewise.
22938 * c-tree.h (c_expand_body): Move to ...
22939 * c-common.h (c_expand_body): ... here.
22940 * c-decl.c (c_expand_body): Move to ...
22941 * c-common.c (c_expand_body): ... here.
22942 (c_common_attribute_table): Allow 1 argument for the constructor
22943 and destructor attributes.
22944 (get_priority): New function.
22945 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
22946 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
22948 2007-02-24 Jan Hubicka <jh@suse.cz>
22950 PR middle-end/30509
22951 * tree-inline.c (copy_bb): Produce exact copy of EH info when
22952 copying for inlining.
22954 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
22955 Jan Hubicka <jh@suse.cz>
22958 * i386.c (counter_mode): New function.
22959 (expand_set_or_movmem_via_loop): Use it.
22960 (expand_movmem_epilogue): Likewise; fix pasto.
22961 (ix86_expand_movmem): Do emit guard even for constant counts.
22962 (ix86_expand_setmem): Likewise.
22964 2007-02-25 Nick Clifton <nickc@redhat.com>
22966 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
22967 (JUMP_TABLES_IN_TEXT_SECTION): Define.
22969 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
22972 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
22973 count argument with 0x10, not with 0x16.
22974 (expand_setmem_epilogue): Ditto.
22976 2007-02-24 Mike Stump <mrs@apple.com>
22978 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
22981 2007-02-24 Richard Guenther <rguenther@suse.de>
22983 PR middle-end/30951
22984 * fold-const.c (fold_binary): Fold x +- CST op x for
22985 EQ_EXPR and NE_EXPR.
22987 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22989 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
22991 2007-02-24 Jan Hubicka <jh@suse.cz>
22993 * cgraphunit.c (decide_is_function_needed): Honor
22994 -fkeep-inline-functions.
22996 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22998 * builtins.c (fold_builtin_modf): New.
22999 (fold_builtin_2): Use it.
23001 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
23003 * loop-iv.c (implies_p): Detect additional cases where A implies B.
23004 (determine_max_iter): Take additional LOOP arg; all callers changed.
23005 Lose broken logic dealing with PLUS. Try to limit the upper bound by
23006 one using simplifications.
23007 (simplify_using_initial_values): Return if the expression becomes
23008 invalid due to altered regs.
23010 2007-02-23 DJ Delorie <dj@redhat.com>
23012 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
23014 2007-02-23 Mike Stump <mrs@apple.com>
23016 * tlink.c (scan_linker_output): Parse linker messages from
23017 darwin9's linker better.
23019 2007-02-23 Steve Ellcey <sje@cup.hp.com>
23022 * varpool.c (varpool_assemble_pending_decls): Set
23023 varpool_last_needed_node to null.
23025 2007-02-23 DJ Delorie <dj@redhat.com>
23027 * config/i386/i386.c (ix86_data_alignment): Don't specify an
23028 alignment bigger than the object file can handle.
23030 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
23033 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
23034 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
23035 (*movsf_1): Penalize MMX moves.
23037 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
23039 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
23040 2^32-1 or more times unless flag_unsafe_loop_optimizations.
23042 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
23044 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23046 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
23047 (fold_builtin_1): Use them.
23048 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
23049 BUILT_IN_SIGNIFICAND.
23051 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
23053 * config/i386/i386.c (bdesc_1arg): Initialize
23054 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
23055 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
23056 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
23057 and IX86_BUILTIN_MOVSLDUP.
23059 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
23061 PR rtl-optimization/30841
23062 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
23064 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23066 * builtins.c (fold_builtin_frexp): New.
23067 (fold_builtin_2): Use it.
23069 2007-02-22 Mark Mitchell <mark@codesourcery.com>
23071 * doc/invoke.texi (Spec Files): Document getenv spec function.
23073 * gcc.c (getenv_spec_function): New function.
23074 (static_spec_functions): Add it.
23075 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
23076 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
23079 2007-02-22 Michael Matz <matz@suse.de
23082 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
23083 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
23085 2007-02-22 Ian Lance Taylor <iant@google.com>
23088 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
23089 (mem_loc_descriptor): Call it.
23091 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
23092 Ira Rosen <irar@il.ibm.com>
23094 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
23096 2007-02-22 Ira Rosen <irar@il.ibm.com>
23098 PR tree-optimization/30843
23099 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
23100 stores only after all the group is vectorized.
23102 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
23104 PR tree-optimization/30858
23105 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
23106 in the reduction cycle have a single use in the loop.
23107 * tree-vectorizer.h (relevant): Add documentation.
23109 2007-02-20 Mike Stump <mrs@apple.com>
23111 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
23112 * configure: Regenerate.
23114 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
23116 Change the defaults of some parameters and options.
23117 * config/spu/spu-protos.h (spu_optimization_options): Declare.
23118 * config/spu/spu.c (spu_optimization_options): Add.
23119 (spu_override_options): Change params in spu_optimization_options.
23120 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
23122 Register 127 is only 16 byte aligned when used as a frame pointer.
23123 * config/spu/spu-protos.h (spu_init_expanders): Declare.
23124 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
23125 HARD_FRAME_POINTER_REGNUM.
23126 (spu_legitimate_address): Use regno_aligned_for_reload.
23127 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
23128 aligned when frame_pointer_needed is true.
23129 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
23131 * config/spu/spu.h (INIT_EXPANDERS): Define.
23133 Make sure shift and rotate instructions have valid immediate operands.
23134 * config/spu/predicates.md (spu_shift_operand): Remove.
23135 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
23136 * config/spu/constraints.md (W, O): Extend range.
23137 * config/spu/spu.md (umask, nmask): Define.
23138 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
23139 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
23140 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
23141 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
23142 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
23143 (lshr<mode>3_reg): Fix rtl description.
23145 Make sure mulhisi immediate operands are valid.
23146 * config/spu/predicates.md (imm_K_operand): Add.
23147 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
23149 Generate constants using fsmbi and andi.
23150 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
23151 (print_operand, spu_split_immediate, classify_immediate,
23152 fsmbi_const_p): Handle IC_FSMBI2.
23154 Correctly handle a CONST_VECTOR containing symbols.
23155 * config/spu/spu.c (print_operand): Handle HIGH correctly.
23156 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
23157 (immediate_load_p): Allow symbols that use 2 instructions to create.
23158 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
23159 with symbols when flag_pic is set.
23160 (const_vector_immediate_p): New.
23161 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
23162 accept a CONST_VECTOR with symbols.
23163 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
23164 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
23166 * config/spu/spu.md (high, low): Delete.
23167 (low_<mode>): Define.
23169 Remove INTRmode and INTR_REGNUM, which didn't work.
23170 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
23172 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
23173 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
23174 peephole2 pattern): Don't use INTR or 131.
23175 (movintrcc): Delete.
23176 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
23177 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
23178 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
23179 (UNSPEC_SET_INTR): Add.
23180 * config/spu/spu-modes.def (INTR): Remove.
23182 More accurate warnings about run-time relocations.
23183 * config/spu/spu.c (reloc_diagnostic): Test in_section.
23185 Correctly warn about immediate arguments to specific intrinsics.
23186 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
23187 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
23188 the instruction predicate.
23190 Fix tree check errors with latest update.
23191 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
23193 (spu_expand_builtin): Use CALL_EXPR_FN.
23195 Add missing specific intrinsics.
23196 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
23198 * config/spu/spu_internals.h: Ditto.
23200 Fix incorrect operand modifiers.
23201 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
23202 * config/spu/spu.md (xor<mode>3): Change %S to %J.
23204 Optimize one case of zero_extend of a vec_select.
23205 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
23207 Accept any immediate for hbr.
23208 * config/spu/spu.md (hbr): Change s constraints to i.
23210 2007-02-21 Paul Brook <paul@codesourcery.com>
23212 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
23213 condexec_count when skipping USE and CLOBBER.
23215 2007-02-21 Nick Clifton <nickc@redhat.com>
23217 * common.opt (Warray-bounds): Add Warning attribute.
23218 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
23220 (fsized-zeroes): Add Optimization attribute.
23221 (fsplit-wide-types, ftree-scev-cprop): Likewise.
23222 * c.opt (Wc++0x-compat): Add Warning attribute.
23224 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
23226 PR middle-end/30761
23227 * reload1.c (eliminate_regs_in_insn): In the single_set special
23228 case, attempt to re-recognize the insn before falling back to
23229 having reload fix it up.
23231 2007-02-20 Eric Christopher <echristo@gmail.com>
23233 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
23234 Rewrite accordingly.
23235 (frv_read_iacc_argument): Ditto.
23236 (frv_expand_set_builtin): Take a call instead of arglist, update for
23238 (frv_expand_unop_builtin): Ditto.
23239 (frv_expand_binop_builtin): Ditto.
23240 (frv_expand_cut_builtin): Ditto.
23241 (frv_expand_binopimm_builtin): Ditto.
23242 (frv_expand_voidbinop_builtin): Ditto.
23243 (frv_expand_int_void2arg): Ditto.
23244 (frv_expand_prefetches): Ditto.
23245 (frv_expand_voidtriop_builtin): Ditto.
23246 (frv_expand_voidaccop_builtin): Ditto.
23247 (frv_expand_load_builtin): Ditto.
23248 (frv_expand_store_builtin): Ditto.
23249 (frv_expand_mdpackh_builtin): Ditto.
23250 (frv_expand_mclracc_builtin): Ditto.
23251 (frv_expand_mrdacc_builtin): Ditto.
23252 (frv_expand_mwtacc_builtin): Ditto.
23253 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
23256 2007-02-20 Janis Johnson <janis187@us.ibm.com>
23258 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
23259 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
23261 (HAVE_GAS_DFP): Check for assembler support of decimal floating
23262 point instructions.
23263 * configure: Regenerate.
23264 * config.in: Regenerate.
23265 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
23266 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
23267 masks to power6 and power6x and to POWERPC_MASKS.
23268 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
23270 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
23271 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
23272 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
23273 Access PROTOTYPE as variable, not mask.
23275 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
23277 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
23278 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
23279 * combine.c (adjust_for_new_dest): Use it.
23280 * postreload.c (reload_combine): Likewise.
23282 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
23284 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
23285 notes on an insn with multiple sets, even if single_set returns
23286 non-NULL for that insn.
23288 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23290 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
23291 scalbn and scalbln.
23293 2007-02-20 Geoffrey Keating <geoffk@apple.com>
23295 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
23296 if user didn't pass it.
23297 * config/i386/darwin.h (CC1_SPEC): Likewise.
23298 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
23299 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
23300 -mmacosx-version-min.
23302 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23303 Uros Bizjak <ubizjak@gmail.com>
23305 * optabs.h (enum optab_index): Add new OTI_scalb.
23306 (scalb_optab): Define corresponding macro.
23307 * optabs.c (init_optabs): Initialize scalb_optab.
23308 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
23310 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
23311 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
23312 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
23313 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
23314 flag_unsafe_math_optimizations is set.
23316 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
23317 to implement scalbf, scalb and scalbl built-ins as inline x87
23320 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23321 DJ Delorie <dj@redhat.com>
23324 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
23325 (diagnostic_report_diagnostic): ... here, and turn them into real
23326 errors. If warnings are inhibited, no need to do anything.
23328 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
23330 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
23331 better code generation.
23333 2007-02-20 Ben Elliston <bje@au.ibm.com>
23335 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
23337 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
23339 * config/alpha/alpha.c, config/alpha/alpha.md,
23340 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
23341 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
23342 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
23343 config/arm/lib1funcs.asm: Follow spelling conventions.
23345 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
23346 config/fr30/fr30.md, config/i386/i386.h,
23347 config/iq2000/iq2000.h, config/iq2000/predicates.md,
23348 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
23349 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
23350 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
23351 config/rs6000/altivec.md, config/rs6000/rs6000.c,
23352 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
23353 config/sparc/sparc.c, config/sparc/sparc.h,
23354 config/sparc/sparc.md, config/spu/constraints.md,
23355 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
23358 2007-02-20 Alan Modra <amodra@bigpond.net.au>
23361 * varasm.c (use_blocks_for_decl_p): Return false for decls with
23364 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
23366 * doc/invoke.texi (-ftree-lrs): Remove.
23368 2007-02-19 Diego Novillo <dnovillo@redhat.com>
23370 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
23373 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
23375 * config/ia64/ia64.c (ia64_expand_builtin): Use the
23376 new CALL_EXPR_FN macro for retrieving the function
23377 declaration of the input expression.
23379 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23381 * c.opt (Waddress): New.
23382 * common.opt (Walways-true): Delete.
23383 (Wstring-literal-comparison): Delete.
23384 * doc/invoke.texi (Warning Options): Delete -Walways-true and
23385 -Wstring-literal-comparison. Add -Waddress.
23387 (Walways-true): Delete.
23388 (Wstring-literal-comparison): Delete.
23389 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
23390 consistently instead of -Walways-true in example.
23391 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
23392 * c-typeck.c (parser_build_binary_op): Replace
23393 -Wstring-literal-comparison and -Walways-true with -Waddress.
23394 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
23397 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
23399 * tree-cfg.c (dump_function_to_file): Be prepared for functions
23400 without DECL_STRUCT_FUNCTION initialized.
23402 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
23404 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
23405 due to calls to functions taking pointers as parameters.
23407 2007-02-19 Richard Henderson <rth@redhat.com>
23410 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
23413 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
23415 * config/s390/s390.c (s390_call_saved_register_used,
23416 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
23417 accessed to the new scheme.
23419 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
23421 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
23422 (cris_print_index, cris_print_operand, cris_print_operand_address)
23423 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
23424 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
23425 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
23426 GET_CODE () == xxx.
23427 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
23428 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
23429 GO_IF_LEGITIMATE_ADDRESS): Ditto.
23430 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
23431 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
23432 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
23433 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
23434 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
23435 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
23436 (uminsi3, call, call_value): Ditto.
23437 (define_split: indir_to_reg_split, unnamed): Ditto.
23439 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
23441 PR tree-optimization/30975
23442 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
23445 2007-02-18 Eric Christopher <echristo@gmail.com>
23447 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
23448 Remove use of arglist.
23449 (mips_expand_builtin): Remove use of arglist, pass in expr.
23450 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
23451 (mips_expand_builtin_movtf): Ditto.
23452 (mips_expand_builtin_compare): Ditto.
23454 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
23456 * tree-sra.c (sra_build_assignment): Replace assertion
23457 checking with a comment explaining why it can't be done.
23459 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
23461 PR middle-end/30833
23462 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
23463 during CALL_EXPR representation conversion.
23464 * tree-ssa-propagate.c (set_rhs): Likewise.
23466 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
23468 * tree-sra.c (sra_build_assignment): Disable assertion checking
23471 2007-02-18 Roger Sayle <roger@eyesopen.com>
23473 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
23474 instead of calling build2 with a GIMPLE_MODIFY_STMT.
23475 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
23477 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
23478 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
23479 gimplify_init_ctor_eval_range, gimple_push_cleanup,
23480 gimplify_omp_for, gimplify_omp_atomic_pipeline,
23481 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
23482 force_gimple_operand): Likewise.
23483 * ipa-cp.c (constant_val_insert): Likewise.
23484 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
23485 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
23486 perfect_nestify): Likewise.
23487 * langhooks.c (lhd_omp_assignment): Likewise.
23488 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
23489 lower_copyprivate_clauses, lower_send_clauses,
23490 lower_send_shared_vars, expand_parallel_call,
23491 expand_omp_for_generic, expand_omp_for_static_nochunk,
23492 expand_omp_for_static_chunk, expand_omp_sections,
23493 lower_omp_single_copy, lower_omp_for_lastprivate,
23494 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
23495 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
23496 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
23499 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
23501 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
23502 config/sh/sh.md: Follow spelling conventions.
23504 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
23505 config/frv/predicates.md: Follow spelling conventions.
23507 * config/m68k/linux-unwind.h: Fix a comment typo.
23508 * target.h: Follow spelling conventions.
23510 2007-02-18 Roger Sayle <roger@eyesopen.com>
23512 PR rtl-optimization/28173
23513 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
23514 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
23515 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
23516 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
23517 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
23519 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23521 * builtins.c (fold_builtin_load_exponent): New.
23522 (fold_builtin_2): Use it.
23524 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
23526 PR rtl-optimization/30773
23527 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
23528 if we fail to attach a REG_EQUIV note.
23530 2007-02-18 David Edelsohn <edelsohn@gnu.org>
23531 Roger Sayle <roger@eyesopen.com>
23533 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
23535 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
23537 * calls.c (initialize_argument_information): Pass original EXP
23538 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
23539 code to split complex arguments here, as part of initializing the
23541 (expand_call): Remove code that builds a list of arguments and
23542 inserts implicit arguments into it. Instead, just count how many
23543 implicit arguments there will be so we can determine the size of
23544 the ARGS array, and let initialize_argument_information do the work.
23545 (split_complex_values): Delete unused function.
23547 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
23549 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
23551 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
23553 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
23554 for arg pointer based indexed addressing.
23556 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
23558 * config/ia64/ia64.h, config/ia64/ia64.md,
23559 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
23560 spelling conventions.
23562 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
23564 * config/m68k/m68k.c (split_di): New.
23565 * config/m68k/m68k-protos.h: Declare split_di.
23566 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
23567 Improve predicate handling and split constant shifts.
23569 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
23571 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
23572 parameter for register bitfield operations, general predicates
23575 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
23577 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
23578 * config/m68k/linux-unwind.h: New file.
23580 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
23582 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
23583 config/i386/athlon.md, config/ia64/ia64.md,
23584 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
23585 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
23586 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
23587 tree-ssa-loop-niter.c, tree-vect-analyze.c,
23588 tree-vect-transform.c: Fix comment typos.
23590 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
23592 * sched-deps.c (find_insn_list): Remove.
23593 * sched-int.h: Remove the prototype for find_insn_list.
23595 2007-02-16 Geoffrey Keating <geoffk@apple.com>
23597 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
23599 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
23600 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
23601 darwin_rs6000_override_options.
23602 (C_COMMON_OVERRIDE_OPTIONS): Expect
23603 darwin_macosx_version_min to be non-NULL always.
23604 (TARGET_C99_FUNCTIONS): Likewise.
23605 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
23606 (DARWIN_MINVERSION_SPEC): New.
23607 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
23608 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
23610 (DARWIN_MINVERSION_SPEC): New.
23611 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
23613 * config/darwin-c.c (darwin_cpp_builtins): Expect
23614 darwin_macosx_version_min to be non-NULL always.
23616 * config/rs6000/rs6000.c: Clean up trailing whitespace.
23618 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
23620 * config/i386/i386.h (x86_use_xchgb): New.
23621 (TARGET_USE_XCHGB): New macro.
23622 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
23623 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
23624 Split after reload into bswaphi for shifts of 8.
23625 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
23626 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
23627 or when optimizing for size.
23629 2007-02-16 Richard Guenther <rguenther@suse.de>
23630 Christian Bruel <christian.bruel@st.com>
23632 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
23633 DECLs but prefer SSA_NAMEs over DECLs.
23635 2007-02-16 Richard Guenther <rguenther@suse.de>
23637 * tree-flow-inline.h (single_imm_use_p): Remove.
23638 (zero_imm_uses_p): Likewise.
23639 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
23640 instead of single_imm_use_p.
23641 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
23644 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23647 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
23648 nested double- and backquotes.
23650 2007-02-15 Roger Sayle <roger@eyesopen.com>
23652 PR middle-end/30391
23653 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
23654 should be unreachable.
23655 (build2_stat): Allow construction of MODIFY_EXPR at any time.
23656 For the time being redirect GIMPLE_MODIFY_STMT to the new
23657 (renamed) build_gimple_modify_stmt_stat.
23658 (build2_gimple_stat): Rename to...
23659 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
23660 Always build a GIMPLE_MODIFY_STMT node.
23661 * tree.h (build2_gimple, build2_gimple_stat): Delete.
23662 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
23665 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
23666 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
23667 * tree-complex.c (set_component_ssa_name, expand_complex_move,
23668 expand_complex_div_wide): Likewise.
23669 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
23670 * tree-ssa-loop-im.c (schedule_sm): Likewise.
23671 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
23672 * tree-ssa-loop-manip.c (create_iv): Likewise.
23673 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
23674 abs_replacement): Likewise.
23675 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
23676 realify_fake_stores): Likewise.
23678 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
23679 node rather than a GIMPLE_MODIFY_STMT node.
23680 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
23681 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
23683 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
23684 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
23685 GIMPLE_MODIFY_STMT.
23687 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
23689 PR middle-end/30433
23690 * fold-const.c (fold_comparison): Add back the
23691 folding of constant complex comparisions.
23693 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
23695 PR middle-end/30729
23696 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
23697 effects unknown to this function, return early.
23699 2007-02-15 Ian Lance Taylor <iant@google.com>
23701 * lower-subreg.c (move_eh_region_note): New static function.
23702 (resolve_simple_move): Call it.
23703 (decompose_multiword_subregs): Track blocks for which we resolve a
23704 simple move which is also a control flow insn. Pass them to
23705 find_many_sub_basic_blocks.
23706 (pass_lower_subreg): Add TODO_verify_flow.
23707 (pass_lower_subreg2): Likewise.
23709 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23710 Brooks Moses <brooks.moses@codesourcery.com>
23711 Lee Millward <lee.millward@codesourcery.com>
23713 * tree.h (enum tree_code_class): Add tcc_vl_exp.
23714 (VL_EXP_CLASS_P): New.
23715 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
23717 (TREE_OPERAND_CHECK_CODE): Likewise.
23718 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
23719 (TREE_RTL_OPERAND_CHECK): Likewise.
23720 (tree_operand_check_failed): Make second parameter the whole tree
23721 instead of its code. Fixed callers.
23722 (VL_EXP_CHECK): New.
23723 (TREE_OPERAND_LENGTH): New.
23724 (VL_EXP_OPERAND_LENGTH): New.
23725 (CALL_EXPR_FN): New.
23726 (CALL_EXPR_STATIC_CHAIN): New.
23727 (CALL_EXPR_ARGS): New.
23728 (CALL_EXPR_ARG): New.
23729 (call_expr_nargs): New.
23730 (CALL_EXPR_ARGP): New.
23731 (build_nt_call_list): Declare.
23732 (build_vl_exp_stat): Declare.
23733 (build_vl_exp): New.
23734 (build_call_list): Declare.
23735 (build_call_nary): Declare.
23736 (build_call_valist): Declare.
23737 (build_call_array): Declare.
23738 (call_expr_arg): Declare.
23739 (call_expr_argp): Declare.
23740 (call_expr_arglist): Declare.
23741 (fold_build_call_list): Declare.
23742 (fold_build_call_list_initializer): Declare.
23743 (fold_call_expr): Declare to replace fold_builtin.
23744 (fold_builtin_fputs): Update to agree with modified definition.
23745 (fold_builtin_strcpy): Likewise.
23746 (fold_builtin_strncpy): Likewise.
23747 (fold_builtin_memory_chk): Likewise.
23748 (fold_builtin_stxcpy_chk): Likewise.
23749 (fold_builtin_strncpy_chk): Likewise.
23750 (fold_builtin_next_arg): Likewise.
23751 (fold_build_call_expr): Declare.
23752 (fold_builtin_call_list): Declare.
23753 (fold_builtin_call_valist): Declare.
23754 (build_call_expr): Declare.
23755 (validate_arglist): Update to agree with modified definition.
23756 (tree_operand_length): New.
23757 (call_expr_arg_iterator): New.
23758 (init_call_expr_arg_iterator): New.
23759 (next_call_expr_arg): New.
23760 (first_call_expr_arg): New.
23761 (more_call_expr_args_p): New.
23762 (FOR_EACH_CALL_EXPR_ARG): New.
23764 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
23765 and tcc_gimple_stmt.
23766 (tree_code_size): Update documentation. Use sizeof (tree) rather
23767 than sizeof (char *).
23768 (tree_size): Likewise. Add case for tcc_vl_exp.
23769 (tree_node_structure): Add case for tcc_vl_exp.
23770 (contains_placeholder_p): Likewise.
23771 (substitute_in_expr): Likewise.
23772 (substitute_placeholder_in_expr): Likewise.
23773 (stabilize_reference_1): Likewise.
23774 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
23775 to diagnose breakage of this interface for constructing CALL_EXPRs.
23776 (build_nt): Add similar assertion here.
23777 (build_nt_call_list): New.
23778 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
23779 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
23781 (get_callee_fndecl): Use new CALL_EXPR accessors.
23782 (tree_operand_check_failed): Change parameters to pass entire node
23783 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
23784 (process_call_operands): New.
23785 (build_vl_exp_stat): New.
23786 (build_call_list): New.
23787 (build_call_nary): New.
23788 (build_call_valist): New.
23789 (build_call_array): New.
23790 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23791 (call_expr_arglist): New.
23793 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
23794 tcc_vl_exp instead of a fixed-size tcc_expression.
23796 * doc/c-tree.texi (CALL_EXPR): Document new representation and
23797 accessors for CALL_EXPRs.
23798 (AGGR_INIT_EXPR): Likewise.
23800 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23801 Brooks Moses <brooks.moses@codesourcery.com>
23802 Lee Millward <lee.millward@codesourcery.com>
23804 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
23805 (expand_builtin_nonlocal_goto): Change parameter to be entire
23806 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
23807 (expand_builtin_prefetch): Likewise.
23808 (expand_builtin_classify_type): Likewise.
23809 (mathfn_built_in): Return NULL_TREE instead of 0.
23810 (expand_errno_check): Use new CALL_EXPR accessors.
23811 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
23812 Return NULL_RTX instead of 0.
23813 (expand_builtin_mathfn_2): Likewise.
23814 (expand_builtin_mathfn_3): Likewise.
23815 (expand_builtin_interclass_mathfn): Likewise.
23816 (expand_builtin_sincos): Likewise.
23817 (expand_builtin_cexpi): Likewise.
23818 (expand_builtin_int_roundingfn): Likewise.
23819 (expand_builtin_int_roundingfn_2): Likewise.
23820 (expand_builtin_pow): Likewise.
23821 (expand_builtin_powi): Likewise.
23822 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
23823 of arglist, fixing callers appropriately. Use new CALL_EXPR
23824 accessors and constructors. Return NULL_RTX instead of 0.
23825 (expand_builtin_strstr): Likewise.
23826 (expand_builtin_strchr): Likewise.
23827 (expand_builtin_strrchr): Likewise.
23828 (expand_builtin_strpbrk): Likewise.
23829 (expand_builtin_memcpy): Likewise.
23830 (expand_builtin_mempcpy): Likewise.
23831 (expand_builtin_mempcpy_args): New.
23832 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
23833 (expand_builtin_memmove_args): New.
23834 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
23835 (expand_movstr): Likewise.
23836 (expand_builtin_strcpy): Likewise.
23837 (expand_builtin_strcpy_args): New.
23838 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
23839 (expand_builtin_strncpy): Likewise.
23840 (expand_builtin_memset): Likewise.
23841 (expand_builtin_memset_args): New.
23842 (expand_builtin_bzero): Similarly to expand_builtin_memset.
23843 (expand_builtin_memcmp): Likewise.
23844 (expand_builtin_strcmp): Likewise.
23845 (expand_builtin_strncmp): Likewise.
23846 (expand_builtin_strcat): Likewise.
23847 (expand_builtin_strncat): Likewise.
23848 (expand_builtin_strspn): Likewise.
23849 (expand_builtin_strcspn): Likewise.
23850 (expand_builtin_args_info): Likewise.
23851 (expand_builtin_va_start): Likewise.
23852 (gimplify_va_arg_expr): Likewise.
23853 (expand_builtin_va_end): Likewise.
23854 (expand_builtin_va_copy): Likewise.
23855 (expand_builtin_frame_address): Likewise.
23856 (expand_builtin_alloca): Likewise.
23857 (expand_builtin_bswap): Likewise.
23858 (expand_builtin_unop): Likewise.
23859 (expand_builtin_fputs): Likewise.
23860 (expand_builtin_expect): Likewise.
23861 (expand_builtin_fabs): Likewise.
23862 (expand_builtin_copysign): Likewise.
23863 (expand_builtin_printf): Likewise.
23864 (expand_builtin_fprintf): Likewise.
23865 (expand_builtin_sprintf): Likewise.
23866 (expand_builtin_init_trampoline): Likewise.
23867 (expand_builtin_signbit): Likewise.
23868 (expand_builtin_fork_or_exec): Likewise.
23869 (expand_builtin_sync_operation): Likewise.
23870 (expand_builtin_compare_and_swap): Likewise.
23871 (expand_builtin_lock_test_and_set): Likewise.
23872 (expand_builtin_lock_release): Likewise.
23873 (expand_builtin): Likewise.
23874 (builtin_mathfn_code): Likewise.
23876 (fold_builtin_constant_p): Pass call arguments individually instead
23877 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
23878 accessors and constructors. Return NULL_TREE instead of 0.
23879 (fold_builtin_expect): Likewise.
23880 (fold_builtin_classify_type): Likewise.
23881 (fold_builtin_strlen): Likewise.
23882 (fold_builtin_nan): Likewise.
23883 (integer_valued_real_p): Likewise.
23884 (fold_trunc_transparent_mathfn): Likewise.
23885 (fold_fixed_mathfn): Likewise.
23886 (fold_builtin_cabs): Likewise.
23887 (fold_builtin_sqrt): Likewise.
23888 (fold_builtin_cbrt): Likewise.
23889 (fold_builtin_cos): Likewise.
23890 (fold_builtin_cosh): Likewise.
23891 (fold_builtin_tan): Likewise.
23892 (fold_builtin_sincos): Likewise.
23893 (fold_builtin_cexp): Likewise.
23894 (fold_builtin_trunc): Likewise.
23895 (fold_builtin_floor): Likewise.
23896 (fold_builtin_ceil): Likewise.
23897 (fold_builtin_round): Likewise.
23898 (fold_builtin_int_roundingfn): Likewise.
23899 (fold_builtin_bitop): Likewise.
23900 (fold_builtin_bswap): Likewise.
23901 (fold_builtin_logarithm): Likewise.
23902 (fold_builtin_hypot): Likewise.
23903 (fold_builtin_pow): Likewise.
23904 (fold_builtin_powi): Likewise.
23905 (fold_builtin_exponent): Likewise.
23906 (fold_builtin_memset): Likewise.
23907 (fold_builtin_bzero): Likewise.
23908 (fold_builtin_memory_op): Likewise.
23909 (fold_builtin_bcopy): Deleted; call site changed to invoke
23910 fold_builtin_memory_op directly.
23911 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
23912 (fold_builtin_strncpy): Likewise.
23913 (fold_builtin_memcmp): Likewise.
23914 (fold_builtin_strcmp): Likewise.
23915 (fold_builtin_strncmp): Likewise.
23916 (fold_builtin_signbit): Likewise.
23917 (fold_builtin_copysign): Likewise.
23918 (fold_builtin_isascii): Likewise.
23919 (fold_builtin_toascii): Likewise.
23920 (fold_builtin_isdigit): Likewise.
23921 (fold_builtin_fabs): Likewise.
23922 (fold_builtin_abs): Likewise.
23923 (fold_builtin_fmin_fmax): Likewise.
23924 (fold_builtin_carg): Likewise.
23925 (fold_builtin_classify): Likewise.
23926 (fold_builtin_unordered_cmp): Likewise.
23928 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
23929 New functions split out from fold_builtin_1.
23930 (fold_builtin_n): New.
23931 (fold_builtin_varargs): New.
23932 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
23934 (fold_call_expr): New.
23935 (build_function_call_expr): Rewrite to use new helper function.
23936 (fold_builtin_call_list): New.
23937 (build_call_expr): New.
23938 (fold_builtin_call_valist): New.
23939 (rewrite_call_expr): New.
23940 (validate_arg): New.
23941 (validate_arglist): Change parameter to be entire CALL_EXPR instead
23942 of an arglist. Change return type to bool. Use new CALL_EXPR
23945 (fold_builtin_strstr): Pass call arguments individually instead
23946 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
23947 accessors and constructors. Return NULL_TREE instead of 0.
23948 (fold_builtin_strchr): Likewise.
23949 (fold_builtin_strrchr): Likewise.
23950 (fold_builtin_strpbrk): Likewise.
23951 (fold_builtin_strcat): Likewise.
23952 (fold_builtin_strncat): Likewise.
23953 (fold_builtin_strspn): Likewise.
23954 (fold_builtin_strcspn): Likewise.
23955 (fold_builtin_fputs): Likewise.
23956 (fold_builtin_next_arg): Likewise.
23957 (fold_builtin_sprintf): Likewise.
23959 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
23960 NULL_RTX instead of 0.
23961 (expand_builtin_memory_chk): Likewise.
23962 (maybe_emit_chk_warning): Likewise.
23963 (maybe_emit_sprintf_chk_warning): Likewise.
23965 (fold_builtin_object_size): Pass call arguments individually instead
23966 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
23967 accessors and constructors. Return NULL_TREE instead of 0.
23968 (fold_builtin_memory_chk): Likewise.
23969 (fold_builtin_stxcpy_chk): Likewise.
23970 (fold_builtin_strncpy_chk): Likewise.
23971 (fold_builtin_strcat_chk): Likewise.
23972 (fold_builtin_strcat_chk): Likewise.
23973 (fold_builtin_strncat_chk): Likewise.
23974 (fold_builtin_sprintf_chk): Likewise.
23975 (fold_builtin_snprintf_chk): Likewise.
23976 (fold_builtin_printf): Likewise.
23977 (fold_builtin_vprintf): Likewise.
23979 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
23981 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
23982 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23983 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
23984 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
23985 (fold_unary): Likewise.
23986 (fold_binary): Likewise.
23987 (fold_ternary): Remove CALL_EXPR case, since they are no longer
23988 ternary expressions.
23989 (fold): Add logic for tcc_vl_exp.
23990 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
23991 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23992 (fold_build3_stat): Add assertion to flag broken interface for
23993 constructing CALL_EXPRs.
23994 (fold_build_call_list): New.
23995 (fold_build_call_list_initializer): New.
23996 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
23998 (fold_strip_sign_ops): Likewise.
24000 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
24001 Brooks Moses <brooks.moses@codesourcery.com>
24002 Lee Millward <lee.millward@codesourcery.com>
24004 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
24005 accessors and dump arguments explicitly.
24007 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
24009 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
24011 (print_call_name): Use new CALL_EXPR accessors.
24013 * print-tree.c (print_node): Add case tcc_vl_exp. Print
24014 CALL_EXPR arguments explicitly instead of as a list. Use
24015 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
24017 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
24018 (vrp_visit_stmt): Likewise.
24020 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
24021 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
24023 (force_move_till_expr): Likewise.
24025 * targhooks.c (default_external_stack_protect_fail): Use
24026 build_call_expr instead of build_function_call_expr.
24027 (default_hidden_stack_protect_fail): Likewise.
24029 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
24032 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
24033 and walk arguments explicitly.
24035 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
24036 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
24037 (expand_simple_operations): Likewise.
24038 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
24040 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
24041 of TREE_CODE_LENGTH.
24042 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
24044 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
24045 instead of TREE_CODE_LENGTH.
24047 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
24048 (tree_ic_transform): Likewise.
24049 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
24050 parameter instead of arglist. Fix callers.
24051 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
24052 (tree_stringops_transform): Likewise.
24053 (tree_indirect_call_to_profile): Likewise.
24054 (tree_stringops_values_to_profile): Likewise.
24056 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
24057 (eliminate_tail_call): Likewise.
24059 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
24061 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
24062 Use TREE_OPERAND_LENGTH and generalize to handle any number of
24064 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
24066 * omp-low.c (build_omp_barrier): Use build_call_expr.
24067 (lower_rec_input_clauses): Likewise.
24068 (lower_reduction_clauses): Likewise.
24069 (expand_parallel_call): Likewise.
24070 (maybe_catch_exception): Likewise.
24071 (expand_omp_for_generic): Likewise.
24072 (expand_omp_for_static_nochunk): Likewise.
24073 (expand_omp_sections): Likewise.
24074 (lower_omp_single_simple): Likewise.
24075 (lower_omp_single_copy): Likewise.
24076 (lower_omp_master): Likewise.
24077 (lower_omp_ordered): Likewise.
24078 (lower_omp_critical): Likewise.
24080 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
24081 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
24083 * tree-gimple.c (is_gimple_call_addr): Fix doc.
24084 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
24085 TREE_CODE_LENGTH. Add tcc_vl_exp case.
24087 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
24088 and generalize to handle any number of operands.
24089 (chrec_contains_undetermined): Likewise.
24090 (tree_contains_chrecs): Likewise.
24091 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
24093 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
24095 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
24096 fold_call_expr instead of fold_builtin.
24097 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
24098 match declarations there.
24099 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
24102 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
24103 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
24105 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
24106 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
24108 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
24111 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
24112 (execute_cse_sincos): Use new CALL_EXPR accessors.
24114 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
24116 * gimple-low.c (lower_function_body): Use build_call_expr.
24117 (lower_builtin_setjmp): Likewise.
24119 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
24120 (set_storage_via_libcall): Likewise.
24121 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
24122 instead of TREE_CODE_LENGTH.
24123 (expand_expr_real_1): Use new CALL_EXPR accessors.
24125 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
24126 generalize to handle any number of operands.
24127 (TB_parent_eq): Likewise.
24129 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
24130 (strip_builtin_expect): Likewise.
24132 * function.c (gimplify_parameters): Use build_call_expr.
24134 * tree-vectorizer.c (vect_is_simple_reduction): Use
24135 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
24137 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
24138 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
24140 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
24143 * gimplify.c (build_stack_save_restore): Use build_call_expr.
24144 (gimplify_decl_expr): Likewise.
24145 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
24146 Use new CALL_EXPR iterators.
24147 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
24148 (gimplify_modify_expr_to_memset): Likewise.
24149 (gimplify_variable_sized_compare): Likewise.
24150 (gimplify_omp_atomic_fetch_op): Likewise.
24151 (gimplify_omp_atomic_pipeline): Likewise.
24152 (gimplify_omp_atomic_mutex): Likewise.
24153 (gimplify_function_tree): Likewise.
24155 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
24156 (call_expr_flags): Likewise.
24157 (expand_call): Likewise.
24159 * except.c (expand_builtin_eh_return_data_regno): Pass entire
24160 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
24163 * coverage.c (create_coverage): Use build_call_expr.
24165 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
24166 (temp_call_expr_obstack): New.
24167 (pool_copy_list): Delete.
24168 (temp_copy_call_expr): New.
24169 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
24170 CALL_EXPR accessors. Get rid of special goo for copying argument
24171 lists and use temp_copy_call_expr instead.
24172 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
24173 CALL_EXPR accessors.
24174 (create_expression_by_pieces): Likewise. Use build_call_array
24175 to construct the result instead of fold_build3.
24176 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
24177 dealing with argument lists.
24178 (init_pre): Remove references to expression_node_pool and
24179 list_node_pool. Init temp_call_expr_obstack instead.
24180 (fini_pre): Remove references to expression_node_pool and
24183 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
24184 and walk arguments explicitly instead of as a list.
24186 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
24187 (mx_register_decls): Likewise.
24188 (mudflap_register_call): Likewise.
24189 (mudflap_finish_file): Likewise.
24191 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
24192 (ipa_callsite_compute_param): Likewise.
24194 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
24195 accessors and constructor.
24197 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
24198 accessors and constructor.
24199 (convert_tramp_reference): Likewise.
24200 (convert_call_expr): Likewise.
24201 (finalize_nesting_tree_1): Likewise.
24203 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
24206 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
24208 * tree-inline.c (initialize_inlined_parameters): Pass entire
24209 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
24211 (estimate_num_insns_1): Use new CALL_EXPR accessors.
24212 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
24214 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
24215 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
24216 (vectorizable_reduction): Likewise.
24217 (vectorizable_call): Use new CALL_EXPR iterators.
24218 (vectorizable_conversion): Use build_call_expr.
24219 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
24220 (vect_gen_widened_results_half): Use build_call_expr.
24221 (vect_setup_realignment): Likewise.
24222 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
24224 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
24225 (pass_through_call): Likewise.
24226 (compute_object_sizes): Likewise. Use fold_call_expr instead of
24229 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
24230 (tree_gen_pow2_profiler): Likewise.
24231 (tree_gen_one_value_profiler): Likewise.
24232 (tree_gen_ic_func_profiler): Likewise.
24233 (tree_gen_average_profiler): Likewise.
24234 (tree_gen_ior_profiler): Likewise.
24236 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
24237 (find_func_aliases): Use new CALL_EXPR accessors. Add case
24238 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
24240 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
24241 of TREE_CODE_LENGTH.
24243 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
24244 of TREE_CODE_LENGTH.
24246 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
24248 (convert_to_integer): Likewise.
24250 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
24253 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
24254 Brooks Moses <brooks.moses@codesourcery.com>
24255 Lee Millward <lee.millward@codesourcery.com>
24257 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
24259 * config/frv/frv.c (frv_expand_builtin): Likewise.
24260 * config/s390/s390.c (s390_expand_builtin): Likewise.
24262 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
24263 (sparc_expand_builtin): Use new CALL_EXPR accessors.
24265 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
24266 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
24267 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
24268 (ix86_expand_store_builtin): Likewise.
24269 (ix86_expand_unop_builtin): Likewise.
24270 (ix86_expand_unop1_builtin): Likewise.
24271 (ix86_expand_sse_compare): Likewise.
24272 (ix86_expand_sse_comi): Likewise.
24273 (ix86_expand_vec_init_builtin): Likewise.
24274 (ix86_expand_vec_ext_builtin): Likewise.
24275 (ix86_expand_vec_set_builtin): Likewise.
24276 (ix86_expand_builtin): Use new CALL_EXPR accessors.
24278 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
24279 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
24281 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
24282 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
24283 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
24285 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
24287 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
24288 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
24289 arglist. Use new CALL_EXPR accessors. Fix callers.
24290 (altivec_expand_abs_builtin): Likewise.
24291 (rs6000_expand_binop_builtin): Likewise.
24292 (altivec_expand_predicate_builtin): Likewise.
24293 (altivec_expand_lv_builtin): Likewise.
24294 (spe_expand_stv_builtin): Likewise.
24295 (altivec_expand_stv_builtin): Likewise.
24296 (rs6000_expand_ternop_builtin): Likewise.
24297 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
24298 (altivec_expand_st_builtin): Likewise.
24299 (altivec_expand_dst_builtin): Likewise.
24300 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
24301 arglist. Use new CALL_EXPR accessors. Fix callers.
24302 (altivec_expand_vec_set_builtin): Likewise.
24303 (altivec_expand_vec_ext_builtin): Likewise.
24304 (altivec_expand_builtin): Use new CALL_EXPR accessors.
24305 (spe_expand_builtin): Likewise.
24306 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
24307 arglist. Use new CALL_EXPR accessors. Fix callers.
24308 (spe_expand_evsel_builtin): Likewise.
24309 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
24310 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
24312 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
24313 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
24314 (arm_expand_unop_builtin): Likewise.
24315 (arm_expand_builtin): Use new CALL_EXPR accessors.
24317 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
24320 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
24321 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
24323 (bfin_expand_unop_builtin): Likewise.
24324 (bfin_expand_builtin): Use new CALL_EXPR accessors.
24326 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
24327 Brooks Moses <brooks.moses@codesourcery.com>
24328 Lee Millward <lee.millward@codesourcery.com>
24330 * c-semantics.c (build_stmt): Add internal diagnostic check.
24332 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
24333 accessors. Print arguments explicitly instead of as a list.
24335 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
24337 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
24338 (c_finish_omp_flish): Likewise.
24340 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
24341 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
24342 instead of TREE_CODE_LENGTH.
24343 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
24344 (c_warn_unused_result): Likewise.
24346 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24349 * doc/invoke.texi (Warning Options): Remove
24350 -Werror-implicit-function-declaration.
24351 (Wimplicit-function-declaration): Update description.
24352 * opts.c (common_handle_option): Move handling of -Werror=* to...
24353 (enable_warning_as_error): ...here.
24354 * opts.h (enable_warning_as_error): Declare.
24355 * c-decl.c (implicit_decl_warning): Unless
24356 -Wno-implicit-function-declaration is given, emit a pedwarn if
24357 -std=c99 or emit a warning if -Wimplicit-function-declaration.
24358 * c.opt (Wimplicit-function-declaration): Replace
24359 mesg_implicit_function_declaration with
24360 warn_implicit_function_declaration.
24361 * c-opts.c (c_common_handle_option):
24362 -Werror-implicit-function-declaration is exactly equal as
24363 -Werror=implicit-function-declaration.
24364 (set_Wimplicit): Replace mesg_implicit_function_declaration with
24365 warn_implicit_function_declaration.
24366 (c_common_post_options): -Wimplict-function-declaration is enabled
24367 by default by -std=c99, otherwise is disabled by default.
24368 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
24370 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
24372 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
24373 DECL on the rhs to a DECL on the lhs for debug info purposes if the
24374 former is ignored but not the latter.
24376 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
24378 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
24379 is made and the reference doesn't use the alias set of its type,
24380 do not create the temporary using that type.
24382 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
24384 * jump.c: Remove prototypes for delete_computation and
24385 delete_prior_computation.
24387 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
24389 * jump.c (get_label_after): Delete.
24390 (get_label_before, delete_computation, delete_jump,
24391 delete_prior_computation, follow_jumps): Move...
24392 * reorg.c (delete_computation, delete_prior_computation): ... here...
24393 (get_label_before, delete_jump): ... making these static ...
24394 (follow_jumps): ... and simplifying this since it only runs after
24396 * rtl.h (get_label_after, get_label_before, delete_jump,
24397 follow_jumps): Delete prototypes.
24399 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
24401 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
24403 2007-02-15 Nick Clifton <nickc@redhat.com>
24405 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
24406 order to prevent it from being munged by the target.
24408 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
24410 * config/i386/i386.md: Remove misleading comment.
24412 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
24414 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
24415 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
24418 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
24420 * tree-sra.c (instantiate_missing_elements): Canonicalize
24422 (sra_build_assignment): New.
24423 (generate_copy_inout, generate_element_copy,
24424 generate_element_zero, generate_one_element_init): Use it.
24426 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
24428 * tree-sra.c (instantiate_missing_elements): Canonicalize
24430 (sra_build_assignment): New.
24431 (generate_copy_inout, generate_element_copy,
24432 generate_element_zero, generate_one_element_init): Use it.
24434 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
24436 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
24439 2007-02-14 Joseph Myers <joseph@codesourcery.com>
24441 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
24442 types as aggregates not scalars.
24443 * function.c (assign_stack_temp_for_type): Likewise.
24445 2007-02-14 Roger Sayle <roger@eyesopen.com>
24446 Zdenek Dvorak <dvorakz@suse.cz>
24448 * tree-dump.c (dump_switch_p_1): Require exact match of the option
24451 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
24453 * passes.c (next_pass_1): Clear the next field of the copied
24456 2007-02-14 Richard Henderson <rth@redhat.com>
24458 * tree-sra.c (early_sra): New.
24459 (decl_can_be_decomposed_p): Deny va_list if early_sra.
24460 (tree_sra_early, pass_sra_early): New.
24461 * tree-pass.h (pass_sra_early): Declare.
24462 * passes.c (init_optimization_passes): Use it.
24464 2007-02-14 Richard Guenther <rguenther@suse.de>
24466 * flags.h (issue_strict_overflow_warning): Convert to a macro.
24468 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
24470 PR tree-optimization/30771
24471 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
24473 (vect_analyze_operations): Induction phis can now be marked as
24475 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
24476 Update documentation accordingly.
24478 2007-02-14 Nick Clifton <nickc@redhat.com>
24480 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
24481 most 3 arguments are supported.
24482 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
24484 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
24486 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
24487 Ensure dst->current is valid.
24489 2007-02-13 Paul Brook <paul@codesourcery.com>
24491 * config.gcc: Add arm*-*-uclinux-*eabi.
24492 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
24493 (SUBTARGET_EXTRA_LINK_SPEC): Define.
24494 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
24495 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
24496 (LINK_SPEC): Define.
24497 (LIB_SPEC): Define.
24498 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
24500 * config/arm/uclinux-eabi.h: New file.
24501 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
24502 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
24505 2007-02-13 Ian Lance Taylor <iant@google.com>
24507 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
24508 * flags.h (warn_strict_overflow): Declare.
24509 (enum warn_strict_overflow_code): Define.
24510 (issue_strict_overflow_warning): New static inline function.
24511 * opts.c (warn_strict_overflow): New variable.
24512 (common_handle_option): Handle OPT_Wstrict_overflow and
24513 OPT_Wstrict_overflow_.
24514 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
24516 * fold-const.c: Include intl.h.
24517 (fold_deferring_overflow_warnings): New static variable.
24518 (fold_deferred_overflow_warning): New static variable.
24519 (fold_deferred_overflow_code): New static variable.
24520 (fold_defer_overflow_warnings): New function.
24521 (fold_undefer_overflow_warnings): New function.
24522 (fold_undefer_and_ignore_overflow_warnings): New function.
24523 (fold_deferring_overflow_warnings_p): New function.
24524 (fold_overflow_warning): New static function.
24525 (make_range): Add strict_overflow_p parameter. Change all
24527 (extract_muldiv, extract_muldiv_1): Likewise.
24528 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
24529 tree_expr_nonnegative_p.
24530 (fold_negate_expr): Call fold_overflow_warning.
24531 (fold_range_test): Likewise.
24532 (fold_comparison): Likewise.
24533 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
24534 instead of tree_expr_nonnegative_p.
24535 (tree_expr_nonnegative_warnv_p): Rename from
24536 tree_expr_nonnegative_p, add strict_overflow_p parameter.
24537 (tree_expr_nonnegative_p): New function.
24538 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
24539 strict_overflow_p parameter.
24540 (tree_expr_nonzero_p): New function.
24541 * passes.c (verify_interpass_invariants): New static function.
24542 (execute_one_pass): Call it.
24543 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
24545 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
24546 (estimate_numbers_of_iterations): Likewise.
24547 (scev_probably_wraps_p): Likewise.
24548 * tree-ssa-ccp.c: Include "toplev.h".
24549 (evaluate_stmt): Defer fold overflow warnings until we know we are
24551 (struct fold_stmt_r_data): Add stmt field.
24552 (fold_stmt_r): Defer fold overflow warnings until we know we
24554 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
24555 (fold_stmt_inplace): Likewise.
24556 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
24557 (cleanup_control_expr_graph): Defer fold overflow warnings until
24558 we know we are going to optimize.
24559 * tree-cfg.c (fold_cond_expr_cond): Likewise.
24560 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
24562 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
24563 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
24564 * tree-ssa-loop-manip.c (create_iv): Likewise.
24565 * c-typeck.c (build_conditional_expr): Likewise.
24566 (build_binary_op): Likewise.
24567 * tree-vrp.c (vrp_expr_computes_nonzero): Call
24568 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
24569 (extract_range_from_unary_expr): Likewise.
24570 * simplify-rtx.c (simplify_const_relational_operation): Warn when
24571 assuming that signed overflow does not occur.
24572 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
24573 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
24574 (fold_defer_overflow_warnings): Declare.
24575 (fold_undefer_overflow_warnings): Declare.
24576 (fold_undefer_and_ignore_overflow_warnings): Declare.
24577 (fold_deferring_overflow_warnings_p): Declare.
24578 (tree_expr_nonzero_warnv_p): Declare.
24579 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
24580 of warning options.
24581 (Warning Options): Document -Wstrict-overflow.
24582 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
24583 (tree-ssa-ccp.o): Likewise.
24584 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
24585 (fold-const.o): Depend on intl.h.
24587 2007-02-13 Ian Lance Taylor <iant@google.com>
24589 PR middle-end/30751
24590 * lower-subreg.c (resolve_simple_move): Decompose subregs in
24593 2007-02-13 Stuart Hastings <stuart@apple.com>
24595 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
24597 2007-02-13 Richard Henderson <rth@redhat.com>
24599 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
24600 handled_component_p before looking for the indirect_ref.
24602 2007-02-13 Richard Henderson <rth@redhat.com>
24604 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
24605 remove flags clobber.
24606 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
24607 (bswaphi_lowpart): New.
24608 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
24609 remove TARGET_BSWAP test. Delete expander of the same name.
24611 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
24612 (expand_unop): Use them.
24614 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
24616 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
24617 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
24618 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
24619 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
24620 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
24621 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
24622 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
24623 assembler dialect choice from asm templates.
24625 2007-02-12 Richard Henderson <rth@redhat.com>
24627 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
24628 (fixuns_trunc<SSEMODEF>si2): Use it.
24629 * config/i386/sse.md (vec_setv4sf_0): Export.
24630 * config/i386/i386.c (ix86_build_const_vector): Export.
24631 (ix86_split_convert_uns_si_sse): Rename from
24632 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
24633 * config/i386/i386-protos.h: Update.
24635 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24638 * c-typeck.c (c_finish_return): Improve warning message.
24640 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24642 * alias.c (find_symbolic_term): Delete unused function.
24644 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
24646 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
24647 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
24648 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
24650 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
24652 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
24653 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
24654 the function, temporarily point the debug interface to the null one.
24656 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
24658 * dwarf2out.c (round_up_to_align): New static function.
24659 (field_byte_offset): Use it to round the offset.
24661 2007-02-12 Richard Henderson <rth@redhat.com>
24663 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
24664 (inswl_const): Export.
24666 2007-02-12 Richard Henderson <rth@redhat.com>
24668 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
24669 result mode of the libcall, convert back to outmode.
24671 2007-02-12 Roger Sayle <roger@eyesopen.com>
24673 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
24674 (bswapdi2): New define_expand to implement 32-bit implementation.
24676 2007-02-12 Nick Clifton <nickc@redhat.com>
24678 * doc/invoke.texi (Overall Options): Document --help=.
24679 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
24680 (cc1_options): Pass --help= on to cc1.
24681 (display_help): Add description of --help=.
24682 (process_command): Add code to handle --help=. Allow translated
24683 --help and --target-help switches to be passed on to compiler
24685 (main): Remove unused if statement.
24686 * opts.c (columns): Remove.
24687 (LEFT_COLUMN): Define.
24688 (wrap_help): Add columns argument.
24689 (print_filtered_help): Change parameters to be an include bitmask,
24690 an exclude bitmask, an any bitmask and the column width. Move the
24691 code to display the params list here. Add code to display the
24692 status of options rather than their descriptions if the quiet flag
24694 (print_specific_help): Change parameters to be an include bitmask,
24695 an exclude bitmask and an any bitmask. Move code to look up the
24696 column width here. Decide upon the title for an options listing.
24697 (common_handle_options): Add code to handle --help=. Adapt code
24698 for --help and --target-help to use the revised form of the
24699 print_specific_help function.
24700 (print_help): Delete.
24701 (print_param_help): Delete.
24702 (print_switch): Delete.
24703 * opts.h (cl_lang_count): Add prototype.
24704 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
24705 CL_MAX_OPTION_CLASS): New defines.
24706 * optc-gen.awk: Add construction of cl_lang_count.
24707 * c.opt: Add Warning attribute to warning options and Optimization
24708 attribute to optimization options.
24709 * common.opt: Likewise.
24711 Add -fhelp and -ftarget-help as aliases for the transformed --help
24712 and --target-help options.
24713 * opt-functions.awk: Add code to handle Warning and Optimization
24716 2007-02-12 Richard Henderson <rth@redhat.com>
24718 * config/alpha/constraints.md: New file.
24719 * config/alpha/alpha.c: Include tm-constrs.h.
24720 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
24721 alpha_extra_constraint): Remove.
24722 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
24723 * config/alpha/alpha-protos.h: Update.
24724 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
24725 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
24726 (EXTRA_CONSTRAINT): Remove.
24727 * config/alpha/alpha.md: Include constraints.md.
24728 (adddi splitter): Use satisfies_constraint_*.
24729 * config/alpha/predicates.md (add_operand): Likewise.
24730 (sext_add_operand, addition_operation): Likewise.
24732 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
24734 PR tree-optimization/29145
24735 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
24736 in our handling of restrict qualified pointers.
24738 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24741 * doc/invoke.texi (Wunused-value): Update description.
24742 (Wextra): Delete item.
24743 * opts.c (set_Wextra): Don't use the value of Wextra to set the
24744 value of Wunused-value.
24745 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
24746 (c_finish_stmt_expr): Don't check extra_warnings.
24747 (emit_side_effect_warnings): The caller is responsible to check
24750 2007-02-11 Roger Sayle <roger@eyesopen.com>
24751 Matt Thomas <matt@3am-software.com>
24753 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
24755 2007-02-11 Roger Sayle <roger@eyesopen.com>
24757 * simplify-rtx.c (simplify_relational_operation_1): Optimize
24758 comparisons of POPCOUNT against zero.
24759 (simplify_const_relational_operation): Likewise.
24761 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24763 * doc/invoke.texi (Wextra): Delete outdated paragraph.
24765 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24767 * dwarf2out.c (root_type): Delete unused function.
24769 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24771 * genattrtab.c (contained_in_p): Delete unused function.
24772 (write_expr_attr_cache): Likewise.
24774 2007-02-11 Jan Hubicka <jh@suse.cz>
24776 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
24779 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
24781 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
24782 to add the REG_EQ* note.
24783 * see.c (see_merge_one_use_extension): Likewise.
24784 * local-alloc.c (update_equiv_regs): Likewise. Also don't
24785 turn REG_EQUAL notes into REG_EQUIV notes if the target
24786 register may have more than one set.
24787 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
24788 * gcse.c (try_replace_reg): Likewise.
24789 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
24790 * calls.c (fixup_tail_calls): Likewise. Abort if there is
24791 more than one REG_EQUIV note.
24792 * reload1.c (gen_reload): Use set_unique_reg_note.
24794 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
24796 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
24797 (ix86_builtin_conversion): New function.
24799 2007-02-06 Mark Mitchell <mark@codesourcery.com>
24802 * tree.h (DECL_REPLACEABLE_P): New macro.
24803 * except.c (set_nothrow_function_flags): Likewise.
24805 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
24806 Ira Rosen <irar@il.ibm.com>
24807 Dorit Nuzman <dorit@il.ibm.com>
24809 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
24810 * targhooks.c (default_builtin_vectorized_conversion): New.
24811 * targhooks.h (default_builtin_vectorized_function): New declaration.
24812 * target.h (struct vectorize): Add builtin_conversion field.
24813 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
24814 stmt_vec_info_type value.
24815 (vectorizable_conversion): New declaration.
24816 * tree-vect-analyze.c (vect_analyze_operations): Add
24817 vectorizable_conversion call.
24818 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
24819 * tree-vect-transform.c (vectorizable_conversion): New function.
24820 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
24821 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
24823 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
24824 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
24825 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
24826 or ALTIVEC_BUILTIN_VCFSX.
24828 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24831 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
24832 CONST_DOUBLE and operand 0 is a hard register.
24833 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
24834 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
24835 is a hard floating-point register.
24837 2007-02-10 Richard Henderson <rth@redhat.com>
24838 Jakub Jelinek <jakub@redhat.com>
24839 Alexandre Oliva <aoliva@redhat.com>
24841 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
24842 * builtin-types.def (BT_WORD): Make unsigned.
24843 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
24844 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
24845 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
24846 * c-decl.c (grokdeclarator): Don't error if !have_tls.
24847 * c-parser.c (c_parser_omp_threadprivate): Likewise.
24848 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
24850 * expr.c (emutls_var_address): New.
24851 (expand_expr_real_1): Expand emulated tls.
24852 (expand_expr_addr_expr_1): Likewise.
24853 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
24854 * output.h (emutls_finish): Declare.
24855 * toplev.c (compile_file): Call it.
24856 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
24857 address before wrapping in CONST.
24858 * varasm.c (emutls_htab, emutls_object_type): New.
24859 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
24860 (get_emutls_object_name, get_emutls_object_type): New.
24861 (get_emutls_init_templ_addr, emutls_decl): New.
24862 (emutls_common_1, emutls_finish): New.
24863 (assemble_variable): When emulating tls, swap decls; generate
24864 constructor for the emutls objects.
24865 (do_assemble_alias): When emulating tls, swap decl and target name.
24866 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
24868 * varpool.c (decide_is_variable_needed): Look at force_output.
24869 Recurse for emulated tls.
24870 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
24871 with decide_is_variable_needed.
24872 * emutls.c: New file.
24873 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
24874 tls_object for real tls.
24876 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
24878 PR rtl-optimization/29599
24879 * reload1.c (eliminate_regs_in_insn): Take the destination
24880 mode into account when computing the offset.
24882 2007-02-09 Stuart Hastings <stuart@apple.com>
24883 Richard Henderson <rth@redhat.com>
24885 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
24886 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
24887 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
24888 fixuns_truncdfhi2): New.
24889 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
24890 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
24891 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
24892 (floatunssidf2): Allow nonimmediate source.
24893 * config/i386/sse.md (movdi_to_sse): New.
24894 (vec_concatv2di): Drop '*'.
24895 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
24896 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
24897 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
24899 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
24900 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
24901 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
24902 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
24903 (ix86_build_signbit_mask): Fix decl of v, refactor to call
24904 ix86_build_const_vector.
24905 (x86_emit_floatuns): Rewrite.
24907 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24909 * genautomata.c (longest_path_length): Delete unused function.
24910 (struct state): Delete unused longest_path_length.
24911 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
24912 (get_free_state): Delete unused.
24914 2007-02-09 Jan Hubicka <jh@suse.cz>
24916 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
24917 * doc/invoke.texi (inline-unit-growth): Update default value.
24919 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
24920 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
24921 (rebuild_cgraph_edges): Likewise.
24922 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
24923 (dump_cgraph_node): Dump frequencies.
24924 (cgraph_clone_edge): Add frequency scales.
24925 (cgraph_clone_node): Add freuqnecy.
24926 * cgraph.h (cgraph_edge): Add freuqnecy argument.
24927 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
24928 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
24929 * tree-pass.h (TODO_rebuild_frequencies): New constant.
24930 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
24931 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
24932 (save_inline_function_body): Likewise.
24933 * ipa-inline.c: inluce rtl.h
24934 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
24935 (cgraph_edge_badness): Use frequencies.
24936 (cgraph_decide_recursive_inlining): Update clonning.
24937 (cgraph_decide_inlining_of_small_function): Dump frequency.
24938 * predict.c (estimate_bb_frequencies): Export.
24939 * predict.h (estimate_bb_frequencies): Declare.
24940 * tree-inline.c (copy_bb): Watch overflows.
24941 (expand_call_inline): Update call of cgraph_create_edge.
24942 (optimize_inline_calls): Use TODO flags to update frequnecies.
24943 * passes.h: Include predict.h
24944 (init_optimization_passes): Move profile ahead.
24945 (execute_function_todo): Handle TODO_rebuild_frequencies.
24947 2007-02-09 Roger Sayle <roger@eyesopen.com>
24949 * config/alpha/alpha.c (emit_insxl): Force the first operand of
24950 the insbl or inswl pattern into a register.
24952 2007-02-09 Roger Sayle <roger@eyesopen.com>
24954 * config/ia64/ia64.md (bswapdi2): New define_insn.
24956 2007-02-09 Richard Henderson <rth@redhat.com>
24958 * config/i386/constraints.md (Ym): New constraint.
24959 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
24960 (movdi_1_rex64): Split sse and xmm general register moves from
24961 memory move alternatives. Use conditional register constraints.
24962 (movsf_1, movdf_integer): Likewise.
24963 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
24964 (movdf_integer_rex64): New.
24965 (pushsf_rex64): Fix output constraints.
24966 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
24967 (sse2_stored): Likewise.
24968 (sse2_storeq_rex64): New.
24969 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
24970 amd and not generic.
24971 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
24972 for optimize_size. Remove SF/DFmode hack.
24974 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
24976 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
24979 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
24980 Richard Sandiford <richard@codesourcery.com>
24982 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
24983 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
24984 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
24985 m68k/t-mlib to tmake_file.
24986 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
24987 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
24988 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
24989 Allow it to be cf or m68k. Set m68k_arch_family. If that
24990 variable is not empty, add t-$m68k_arch_family to tmake_file.
24991 Add t-mlibs to tmake_file.
24992 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
24993 * config/m68k/t-cf: New file.
24994 * config/m68k/t-m68k: Likewise.
24995 * config/m68k/t-mlibs: Likewise.
24996 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
24997 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
24998 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
24999 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
25000 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
25002 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
25003 (INSTALL_LIBGCC): Delete.
25004 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
25005 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
25006 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
25007 (M68K_MLIB_CPU): Define.
25008 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
25009 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
25010 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
25012 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
25013 Richard Guenther <rguenther@suse.de>
25015 PR middle-end/23361
25016 * fold-const.c (fold_comparison): Handle obfuscated comparisons
25017 against INT_MIN/INT_MAX.
25018 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
25019 file if a loop is removed.
25021 2007-02-09 Joseph Myers <joseph@codesourcery.com>
25023 * calls.c (store_one_arg): Pass correct alignment to
25024 emit_push_insn for non-BLKmode values.
25025 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
25026 unaligned stack slot via a suitably aligned slot.
25028 2007-02-08 DJ Delorie <dj@redhat.com>
25030 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
25032 (legal_subregs): Use unsigned char, make const.
25033 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
25035 2007-02-08 Paul Brook <paul@codesourcery.com>
25037 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
25038 special interworking needed.
25040 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
25042 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
25043 conditional to __SSE2__.
25044 (Entries below should have been added to first ChangeLog
25045 entry for amdfam10 dated 2007-02-05)
25046 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
25048 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
25050 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
25053 2007-02-08 DJ Delorie <dj@redhat.com>
25055 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
25056 * config/m32c/m32c.c (legal_subregs): New.
25057 (m32c_illegal_subreg_p): New.
25058 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
25059 unsupported subregs of hard regs.
25061 2007-02-08 Jan Hubicka <jh@suse.cz>
25063 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
25064 the same one; always update histograms.
25066 2007-02-08 Diego Novillo <dnovillo@redhat.com>
25068 * passes.c (init_optimization_passes): Tidy comment.
25070 2007-02-08 Roger Sayle <roger@eyesopen.com>
25072 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
25073 strip zero_extend, bswap and rotates from POCOUNT's argument.
25074 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
25075 zero_extend and rotates from PARITY's argument.
25076 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
25077 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
25078 of an integer constant at compile-time.
25080 2007-02-08 Diego Novillo <dnovillo@redhat.com>
25083 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
25085 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
25088 * tree-ssa-live.c (remove_unused_locals): Do not remove
25089 TREE_ADDRESSABLE variables.
25090 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
25091 * tree-ssa-operands.c (add_virtual_operand): Remove argument
25092 FOR_CLOBBER. Update all users.
25093 If VAR has an associated alias set, add a virtual operand for
25094 it if no alias is found to conflict with the memory reference.
25096 2007-02-07 Jan Hubicka <jh@suse.cz>
25097 Robert Kidd <rkidd@crhc.uiuc.edu>
25099 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
25101 2007-02-07 Ian Lance Taylor <iant@google.com>
25103 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
25105 2007-02-07 Roger Sayle <roger@eyesopen.com>
25107 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
25108 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
25109 tablejumpdi, movsi_to_cr_one): Remove constraints from
25110 define_expand's match_operands.
25112 2007-02-07 Roger Sayle <roger@eyesopen.com>
25114 * global.c (compute_regsets): Move declatation of "i" inside of
25115 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
25117 2007-02-07 Jakub Jelinek <jakub@redhat.com>
25120 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
25121 of INDIRECT_REF <RESULT_DECL>.
25123 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
25125 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
25126 Kaz Kojima <kkojima@gcc.gnu.org>
25129 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
25131 (sh_initialize_trampoline): Add parentheses to avoid a warning.
25133 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
25135 * doc/loop.texi: Document possibility not to perform disambiguation
25136 of loops with multiple latches.
25137 * cfgloopmanip.c (alp_enum_p): Removed.
25138 (add_loop): Handle subloops. Use get_loop_body_with_size.
25139 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
25140 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
25141 the new forwarder block.
25142 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
25143 Handle the case latch is NULL.
25144 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
25145 modifications when marking loop exits.
25146 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
25148 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
25149 disambiguate_loops_with_multiple_latches.
25150 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
25151 before fix_loop_structure.
25152 * cfgloop.c: Include pointer-set.h and output.h.
25153 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
25154 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
25155 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
25156 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
25157 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
25158 disambiguate_multiple_latches, get_loop_body_with_size,
25159 disambiguate_loops_with_multiple_latches): New functions.
25160 (flow_loop_dump): Dump multiple latch edges.
25161 (flow_loop_nodes_find): Handle loops with multiple latches.
25162 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
25163 (glb_enum_p): Modified.
25164 (get_loop_body): Use get_loop_body_with_size.
25165 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
25166 (AVOID_CFG_MODIFICATIONS): New constant.
25167 (disambiguate_loops_with_multiple_latches, add_loop,
25168 get_loop_body_with_size): Declare.
25169 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
25171 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
25173 PR inline-asm/28686
25174 * global.c (compute_regsets): New function.
25175 (global_alloc): Refactored ELIMINABLE_REGSET
25176 and NO_GLOBAL_ALLOC_REGS computation out.
25177 (rest_of_handle_global_alloc): Call compute_regsets()
25178 for non-optimizing case.
25180 2007-02-06 Richard Henderson <rth@redhat.com>
25182 * config/i386/constraints.md (Y2): Rename from Y.
25183 (Yi): New constraint.
25184 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
25185 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
25186 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
25187 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
25188 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
25189 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
25190 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
25191 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
25192 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
25193 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
25194 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
25195 vec_extractv2si_1): Change Y constraints to Y2.
25196 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
25197 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
25198 Change Y constraints to Y2.
25199 (sse2_loadld): Change Y constraints to x.
25201 2007-02-06 Roger Sayle <roger@eyesopen.com>
25203 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
25204 (parity<mode>2): New define_expand using rs6000_emit_parity.
25205 * config/rs6000/rs6000.c (rs6000_emit_popcount,
25206 rs6000_emit_parity): New functions.
25207 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
25208 rs6000_emit_parity): Prototype here.
25210 2007-02-06 Ian Lance Taylor <iant@google.com>
25212 * lower-subreg.c (simple_move_operand): Reject CONST.
25213 (resolve_clobber): Call validate_change rather than directly
25214 assigning to XEXP (pat, 0).
25216 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
25218 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
25219 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
25220 (tree-cfg.o): Remove hashtab.h dependency.
25222 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
25223 (struct ivopts_data): Change niters to pointer_map_t.
25224 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
25225 (niter_for_exit): Create pointer_map on demand. Change for
25227 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
25228 (free_loop_data): Destroy data->niters if created and reset field.
25229 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
25230 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
25232 * tree-ssa-reassoc.c: Include pointer-set.h.
25233 (bb_rank): Change to long *.
25234 (operand_rank): Change to pointer_map_t.
25235 (find_operand_rank): Return long, -1 if not found. Declare as inline.
25236 (insert_operand_rank): Accept long.
25237 (operand_entry_hash, operand_entry_eq): Remove.
25238 (get_rank): Return long. Adjust for changes above.
25239 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
25241 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
25243 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
25244 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
25245 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
25247 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
25248 directly since it cannot be NULL.
25249 (get_vi_for_tree): Rewrite for pointer_map API.
25250 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
25251 (init_alias_vars): Create vi_for_tree as pointer_map.
25252 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
25254 * tree-cfg.c: Don't include hashtab.h.
25255 (edge_to_cases): Declare as pointer_map.
25256 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
25258 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
25259 (start_recording_case_labels): Create edge_to_cases as pointer_map.
25260 (end_recoding_case_labels): Cleanup edge_to_cases manually before
25262 (record_switch_edge): Delete.
25263 (get_cases_for_edge): Adjust for pointer_map API, inline
25264 record_switch_edge (rewritten for new API), remove goto.
25266 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
25268 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
25269 * tree-nested.c: Include pointer-set.h.
25270 (var_map_elt, var_map_eq, var_map_hash): Delete.
25271 (struct nesting_info): Remove GTY marker. Change the two htab_t's
25272 to pointer_map_t's.
25273 (nesting_info_bitmap_obstack): New.
25274 (lookup_field_for_decl): Adjust for pointer_map API.
25275 (lookup_tramp_for_decl): Adjust for pointer_map API.
25276 (get_nonlocal_debug_decl): Adjust for pointer_map API.
25277 (get_local_debug_decl): Adjust for pointer_map API.
25278 (convert_nl_goto_reference): Adjust for pointer_map API.
25279 (convert_nl_goto_receiver): Adjust for pointer_map API.
25280 (create_nesting_tree): Create outside GGC space. Create bitmap on
25281 the new obstack. Create field_map and var_map as pointer_maps.
25282 (free_nesting_tree): Adjust for changes to create_nesting_tree.
25284 (lower_nested_functions): Move root here, no need to NULL it.
25285 Initialize and release the obstack.
25287 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
25289 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
25290 Remove prototypes and make them non-static.
25291 (struct tree_int_map): Remove.
25292 * tree.h (struct tree_int_map): Move here, turning TO into an
25294 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
25296 * tree.h (TREE_COMPLEXITY): Remove.
25297 (struct tree_exp): Remove complexity field.
25298 * tree.c (build1_stat): Don't set it.
25300 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
25301 Victor Kaplansky <victork@il.ibm.com>
25303 * tree-vectorizer.c (vect_is_simple_use): Support induction.
25304 (vect_is_simple_reduction): Support reduction with induction as
25305 one of the operands.
25306 (vect_is_simple_iv_evolution): Fix formatting.
25307 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
25308 formatting. Don't mark induction phis for vectorization.
25309 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
25310 * tree-vect-transform.c (get_initial_def_for_induction): New function.
25311 (vect_get_vec_def_for_operand): Support induction.
25312 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
25314 (vectorizable_reduction): Support reduction with induction as one of
25316 (vectorizable_type_demotion): Use def-type of stmt argument rather
25317 than dummy def-type.
25319 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
25320 flag_tree_scev_cprop.
25321 * common.opt (tree-scev-cprop): New flag.
25323 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
25324 call to vect_get_new_vect_var.
25326 2007-02-06 Ira Rosen <irar@il.ibm.com>
25328 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
25329 vectype is not NULL.
25330 (vect_pattern_recog_1): Likewise.
25332 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25334 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
25335 (fold_negate_expr): Likewise.
25337 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
25340 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
25341 even if cv-qualification is the same.
25343 2007-02-05 Geoffrey Keating <geoffk@apple.com>
25345 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
25346 __enable_execute_stack on completion.
25348 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25350 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
25351 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
25352 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
25353 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
25354 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
25355 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
25356 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
25357 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
25359 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25361 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
25362 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
25363 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
25364 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
25365 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
25366 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
25367 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
25368 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
25369 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
25370 umuldi3_highpart_rex64, umulsi3_highpart_insn,
25371 umulsi3_highpart_zext, smuldi3_highpart_rex64,
25372 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
25373 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
25374 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
25375 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
25376 sqrtextenddfxf2_i387): Added amdfam10_decode.
25378 * config/i386/athlon.md (athlon_idirect_amdfam10,
25379 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
25380 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
25381 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
25382 athlon_ivector_store_amdfam10): New define_insn_reservation.
25383 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
25386 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25388 * config/i386/athlon.md (athlon_call_amdfam10,
25389 athlon_pop_amdfam10, athlon_lea_amdfam10): New
25390 define_insn_reservation.
25391 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
25392 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
25393 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
25395 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25397 * config/i386/athlon.md (athlon_sseld_amdfam10,
25398 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
25399 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
25401 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25403 * config/i386/athlon.md (athlon_sseins_amdfam10): New
25404 define_insn_reservation.
25405 * config/i386/i386.md (sseins): Added sseins to define_attr type
25406 and define_attr unit.
25407 * config/i386/sse.md: Set type attribute to sseins for insertq
25410 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25412 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
25413 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
25414 ssecomi_load_amdfam10, ssecomi_amdfam10,
25415 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
25416 define_insn_reservation.
25417 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
25419 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25421 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
25422 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
25423 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
25424 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
25425 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
25426 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
25427 define_insn_reservation.
25429 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
25430 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
25431 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
25432 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
25433 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
25435 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25437 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
25438 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
25439 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
25440 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
25441 athlon_ssemul_load_k8): Added amdfam10.
25443 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25445 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
25446 (x86_sse_unaligned_move_optimal): New variable.
25448 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
25450 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
25451 for unaligned vector SSE double/single precision loads for AMDFAM10.
25453 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25455 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
25456 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
25457 Define TARGET_CPU_DEFAULT_amdfam10.
25458 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
25459 (processor_type): Add PROCESSOR_AMDFAM10.
25461 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
25462 processor_type in config/i386/i386.h.
25463 Enable imul peepholes for TARGET_AMDFAM10.
25465 * config.gcc: Add support for --with-cpu option for amdfam10.
25467 * config/i386/i386.c (amdfam10_cost): New variable.
25468 (m_AMDFAM10): New macro.
25469 (m_ATHLON_K8_AMDFAM10): New macro.
25470 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
25471 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
25472 x86_promote_QImode, x86_integer_DFmode_moves,
25473 x86_partial_reg_dependency, x86_memory_mismatch_stall,
25474 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
25475 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
25476 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
25477 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
25478 Enable/disable for amdfam10.
25479 (override_options): Add amdfam10_cost to processor_target_table.
25480 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
25481 processor_alias_table.
25482 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
25483 (ix86_adjust_cost): Add code for amdfam10.
25485 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25487 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
25488 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
25489 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
25490 * config/i386/i386.h: Add builtin definition for SSE4A.
25491 * config/i386/i386.md: Add support for ABM instructions
25492 (popcnt and lzcnt).
25493 * config/i386/sse.md: Add support for SSE4A instructions
25494 (movntss, movntsd, extrq, insertq).
25495 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
25496 Add -march=amdfam10 flag.
25497 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
25498 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
25500 * doc/extend.texi: Add documentation for SSE4A builtins.
25502 2007-02-05 Bob Wilson <bob.wilson@acm.org>
25504 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
25506 2007-02-05 Richard Guenther <rguenther@suse.de>
25508 * tree-vectorizer.h (vectorizable_function): Add argument type
25509 argument, change return type.
25510 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
25511 * tree-vect-transform.c (vectorizable_function): Handle extra
25512 argument, return vectorized function decl.
25513 (build_vectorized_function_call): Remove.
25514 (vectorizable_call): Handle calls with result and argument types
25515 differing. Handle loop vectorization factor correctly.
25516 * targhooks.c (default_builtin_vectorized_function): Adjust for
25518 * targhooks.h (default_builtin_vectorized_function): Likewise.
25519 * target.h (builtin_vectorized_function): Add argument type
25521 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
25522 extra argument, allow vectorizing of lrintf.
25523 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
25524 documentation of target hook.
25526 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
25529 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
25530 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
25531 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
25533 2007-02-05 Roger Sayle <roger@eyesopen.com>
25535 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
25536 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
25537 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
25538 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
25539 before canonicalizing sincos to cexpi.
25540 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
25542 2007-02-05 Roger Sayle <roger@eyesopen.com>
25544 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
25545 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
25546 (alpha_init_builtins): Use alpha_add_builtins to process tables.
25548 2007-02-05 Roger Sayle <roger@eyesopen.com>
25550 * mips-tfile.c (initialize_init_file): Correct endianness test.
25552 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
25554 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
25555 the 'y' constraint.
25557 2007-02-05 Richard Sandiford <richard@codesourcery.com>
25559 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
25560 saves in a PARALLEL before the register assignments.
25562 2007-02-05 Richard Sandiford <richard@codesourcery.com>
25564 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
25565 DWARF_FRAME_RETURN_COLUMN to be a general register.
25566 * dwarf2out.c (init_return_column_size): New function, split from...
25567 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
25568 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
25569 to be nongeneral registers.
25570 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
25572 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
25573 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
25575 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
25577 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
25579 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
25581 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
25582 (remove_path): Use can_remove_branch_p and remove_branch instead
25583 of loop_delete_branch_edge.
25584 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
25585 (tree_transform_and_unroll_loop): Remove dead branches immediately.
25586 Update profile using scale_dominated_blocks_in_loop.
25587 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
25588 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
25589 (can_remove_branch_p, remove_branch): Declare.
25590 * tree-cfg.c (tree_can_remove_branch_p): New function.
25591 (tree_cfg_hooks): Add tree_can_remove_branch_p.
25592 * cfgrtl.c (rtl_can_remove_branch_p): New function.
25593 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
25595 2007-02-05 Jan Hubicka <jh@suse.cz>
25597 PR middle-end/30696
25598 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
25599 nodes in cgraph, don't remove offline copy of the function.
25601 2007-02-04 Jan Hubicka <jh@suse.cz>
25603 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
25604 vectors might cause maybe_lookup_element_for_expr to be called
25605 on non-sra-candidate.
25607 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
25609 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
25610 config/bfin/bfin.md, config/bfin/predicates.md: Follow
25611 spelling conventions.
25613 2007-02-04 Richard Guenther <rguenther@suse.de>
25615 PR middle-end/30636
25616 * fold-const.c (try_move_mult_to_index): Make sure to not
25617 overflow one dimension of a multi-dimensional array access.
25619 2007-02-04 Jan Hubicka <jh@suse.cz>
25621 * passes.c (init_optimization_passes): Reindent.
25623 2007-02-04 Jan Hubicka <jh@suse.cz>
25624 Eric Botcazou <ebotcazou@adacore.com>
25626 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
25627 (execute_fixup_cfg): Break out the abnormal goto code.
25628 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
25629 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
25630 (optimize_inline_calls): Call make_nonlocal_label_edges.
25632 2007-02-04 Jan Hubicka <jh@suse.cz>
25634 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
25635 true when something was changed.
25636 (rename_ssa_copies): When something was changed, do
25637 TODO_remove_unused_locals.
25638 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
25639 add TODO_remove_unused_locals when instruction was removed.
25641 2007-02-04 Jan Hubicka <jh@suse.cz>
25643 * ipa-inline.c (try_inline): Improve debug output; work on already
25645 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
25646 call try_inline for already inlined edges too when flattening;
25647 inline also functions that make callee growth but overall unit size
25650 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
25652 * config/m32c/bitops.md, config/m32c/jump.md,
25653 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
25654 config/m32r/m32r.h, config/m32r/m32r.md,
25655 config/m32r/predicates.md, config/m68hc11/larith.asm,
25656 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
25657 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
25658 config/mips/mips-protos.h, config/mips/mips.c,
25659 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
25660 config/mn10300/mn10300.h, config/mn10300/predicates.md,
25661 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
25662 spelling conventions.
25664 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
25665 Follow spelling conventions.
25667 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
25669 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
25670 warn about C++0x compatibility.
25672 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
25674 * config/h8300/h8300.c, config/h8300/h8300.h,
25675 config/h8300/h8300.md: Follow spelling conventions.
25677 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
25679 PR middle-end/30667
25680 * combine.c (try_combine): Do not substitute source operand
25681 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
25683 2007-02-03 Jan Hubicka <jh@suse.cz>
25685 PR gcov-profile/30650
25686 * value-prof.c (stringop_block_profile): Fix handling of size counter;
25687 do not divide by zero for never executed counters.
25688 (tree_find_values_to_profile): Fix counters.
25689 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
25691 2007-02-03 Ian Lance Taylor <iant@google.com>
25693 * lower-subreg.c (simple_move_operand): New static function,
25694 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
25696 (simple_move): Call simple_move_operand.
25697 (find_decomposable_subregs): Add special handling of MEMs.
25698 (can_decompose_p): Rename from cannot_decompose_p. Reverse
25699 meaning of return value. If we see a hard register, test whether
25700 it can store a word_mode value. Change all callers.
25702 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25704 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
25705 ftrapv insns and expanders.
25706 (subdi3): Change define_expand operand 1 to arith11_operand, and
25707 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
25708 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
25709 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
25712 PR middle-end/30174
25713 * varasm.c (notice_global_symbol): Treat global objects as weak when
25714 flag_shlib is true.
25716 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25718 * emit-rtl.c (dconstpi): Delete.
25719 (dconstsqrt2): New.
25720 (init_emit_once): Delete dconstpi and init dconstsqrt2.
25721 * real.h (dconstpi): Delete.
25722 (dconstsqrt2): New.
25723 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
25724 (fold_builtin_hypot): Likewise.
25726 2007-02-03 Tom Tromey <tromey@redhat.com>
25729 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
25730 -gcoff3, -gxcoff3, -gvms3 implies -dD.
25732 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
25734 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
25735 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
25736 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
25737 config/rs6000/cell.md, config/rs6000/darwin.h,
25738 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
25739 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
25740 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
25741 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
25742 typos. Follow spelling conventions.
25743 * doc/invoke.texi: Follow spelling conventions.
25745 2007-02-03 Roger Sayle <roger@eyesopen.com>
25747 * simplify-rtx.c (simplify_relational_operation_1): Implement some
25748 canonicalization transformations that attempt to simplify integer
25749 constant comparisons to become comparisons against zero.
25751 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25753 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
25755 * fold-const.c (fold_binary): Fix comment typos. Fold complex
25756 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
25758 2007-02-02 Mike Stump <mrs@apple.com>
25760 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
25761 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
25762 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
25763 generate a branch island.
25765 2007-02-02 Bob Wilson <bob.wilson@acm.org>
25767 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
25768 (xtensa_legitimate_address_p): New.
25769 (xtensa_legitimize_address): New.
25770 (xtensa_output_addr_const_extra): New.
25771 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
25773 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
25774 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
25775 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
25776 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
25777 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
25778 (xtensa_legitimize_address): New.
25779 (xtensa_output_addr_const_extra): New.
25781 2007-02-02 Steve Ellcey <sje@cup.hp.com>
25783 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
25785 2007-02-02 Ian Lance Taylor <iant@google.com>
25787 * expmed.c (expand_divmod): Add comment.
25789 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
25791 * emit-rtl.c (renumber_insns): Remove.
25792 * flags.h: Remove the extern for flag_renumber_insns.
25793 * rtl.h: Remove the prototype for renumber_insns.
25794 * toplev.c (flag_renumber_insns): Remove.
25796 2007-02-02 Hui-May Chang <hm.chang@apple.com>
25798 Revert for x86 darwin:
25799 2005-06-19 Uros Bizjak <uros@kss-loka.si>
25801 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
25802 code before the following patch under TARGET_MACHO.
25803 (ix86_function_value_regno_p): Likewise.
25805 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25807 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
25810 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
25813 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
25814 loads to general or fp registers. Add comments.
25815 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
25817 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
25819 * pointer-set.c (insert_aux): Only return insertion slot.
25820 (pointer_set_insert): Adjust.
25821 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
25822 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
25823 pointer_map_traverse): New.
25824 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
25825 pointer_map_create, pointer_map_destroy, pointer_map_insert,
25826 pointer_map_contains, pointer_map_traverse): Declare.
25828 2007-02-02 Jakub Jelinek <jakub@redhat.com>
25830 PR middle-end/30473
25831 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
25832 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
25834 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
25836 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
25838 (struct _dep): New type.
25839 (dep_t): New typedef.
25840 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
25841 (DEP_STATUS): New access macro. The macro with the same name was
25842 renamed to DEP_LINK_STATUS.
25843 (dep_init): Declare function
25845 (struct _dep_link): New type.
25846 (dep_link_t): New typedef.
25847 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
25848 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
25849 (DEP_LINK_STATUS): New macro.
25850 (debug_dep_links): New debug function.
25852 (struct _deps_list): New type.
25853 (deps_list_t): New typedef.
25854 (DEPS_LIST_FIRST): New access macro.
25855 (FOR_EACH_DEP_LINK): New cycle macro.
25856 (create_deps_list, free_deps_list, delete_deps_list): Declare
25858 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
25859 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
25860 (copy_deps_list_change_con): Ditto.
25862 (move_dep_link): Declare function.
25864 (struct _dep_node): New type.
25865 (dep_node_t): New typedef.
25866 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
25868 (struct haifa_insn_data.back_deps): New field to hold backward
25869 dependencies of the insn.
25870 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
25872 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
25873 Change its type to deps_list_t.
25874 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
25875 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
25876 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
25878 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
25880 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
25882 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
25884 (dep_cost): Declare.
25886 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
25887 (ds_to_dk, dk_to_ds): New functions.
25889 (init_dep_1): New static function.
25890 (init_dep): New function.
25891 (copy_dep): New static function.
25893 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
25895 (detach_dep_link): New static function.
25896 (move_dep_link): New function.
25898 (dep_links_consistent_p, dump_dep_links): New static functions.
25899 (debug_dep_links): New debugging function.
25901 (deps_obstack, dl_obstack, dn_obstack): New static variables.
25903 (alloc_deps_list, init_deps_list): New static functions.
25904 (create_deps_list): New function.
25905 (clear_deps_list): New static function.
25906 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
25907 (deps_list_consistent_p, dump_deps_list): New static functions.
25908 (debug_deps_list): New function.
25909 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
25911 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
25913 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
25914 use new scheduler dependencies lists.
25915 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
25916 (sched_analyze): Ditto. Initialize dependencies lists.
25917 (add_forw_dep, compute_forward_dependences): Update to use new
25918 scheduler dependencies lists.
25920 (init_dependency_caches): Init deps_obstack.
25921 (free_dependency_caches): Free deps_obstack.
25923 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
25924 new scheduler dependencies lists.
25925 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
25926 (add_back_forw_dep, delete_back_forw_dep): Ditto.
25928 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
25929 Update to use new scheduler dependencies lists.
25930 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
25931 (debug_dependencies): Ditto.
25932 (schedule_region): Update comments.
25934 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
25935 scheduler dependencies lists.
25936 (schedule_ebb): Update comments.
25938 * rtl.def (DEPS_LIST): Remove.
25940 * lists.c (unused_deps_list): Remove.
25941 (free_list): Update assertions.
25943 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
25944 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
25946 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
25947 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
25949 * haifa-sched.c (comments): Update.
25950 (insn_cost1): Remove. Inline the code into insn_cost ().
25951 (insn_cost): Update to use new scheduler dependencies lists. Move
25952 processing of the dependency cost to dep_cost ().
25953 (dep_cost): New function. Use it instead of insn_cost () when
25954 evaluating cost of the dependency. Use compatible interface to
25955 interact with the target.
25956 (priority): Update to use new scheduler dependencies lists.
25957 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
25958 with greater number of insns that depend on the insn.
25959 (schedule_insn): Update to use new scheduler dependencies lists. Add
25960 code to free backward dependencies lists. Inline and optimize code
25961 from resolve_dep () - see PR28071.
25962 (ok_for_early_queue_removal): Update to use new scheduler dependencies
25963 lists. Update call to targetm.sched.is_costly_dependence hook.
25965 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
25966 scheduler dependencies lists.
25968 (resolve_dep): Remove. Move the logic to schedule_insn ().
25969 (init_h_i_d): Initialize dependencies lists.
25971 (process_insn_depend_be_in_spec): Rename to
25972 process_insn_forw_deps_be_in_spec. Update to use new scheduler
25973 dependencies lists.
25974 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
25975 Update to use new scheduler dependencies lists.
25976 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
25978 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
25979 new scheduler dependencies lists.
25980 (build_intra_loop_deps): Ditto.
25982 * target.h (struct _dep): Declare to use in
25983 gcc_target.sched.is_costly_dependence.
25984 (struct gcc_target.sched.adjust_cost): Fix typo.
25985 (struct gcc_target.sched.is_costly_dependence): Change signature to
25986 use single dep_t parameter instead of an equivalent triad.
25987 (struct gcc_target.sched.adjust_cost_2): Remove.
25989 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
25991 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
25993 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
25995 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
25997 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
25998 (REG_DEP_TRUE): Document.
26000 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
26001 Change signature to correspond to the targetm.sched.adjust_cost hook.
26002 Update use in TARGET_SCHED_ADJUST_COST_2.
26003 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
26004 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
26005 new scheduler dependencies lists.
26006 (ia64_gen_check): Ditto.
26008 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
26009 scheduler dependencies lists.
26011 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
26012 signature to correspond to the targetm.sched.is_costly_dependence hook.
26013 (is_costly_group): Update to use new scheduler dependencies lists.
26015 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
26016 instead of INSN_COST () macro.
26018 2007-02-01 Ian Lance Taylor <iant@google.com>
26020 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
26022 2007-02-01 Guy Martin <gmsoft@gentoo.org>
26024 * pa.md (tp_load): Correct mfctl instruction syntax.
26026 2007-02-01 Geoffrey Keating <geoffk@apple.com>
26028 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
26029 altivec_padding_size calculation on AIX. Improve comment, add
26030 assert to verify that it's right.
26032 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
26035 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
26037 PR inline-asm/28686
26038 * global.c (global_alloc): Add mising initialization of
26041 2007-02-01 Roger Sayle <roger@eyesopen.com>
26043 * alias.c (init_alias_analysis): Correct whitespace.
26044 * bb-reorder.c (fix_edges_for_rarely_executed_code,
26045 partition_hot_cold_basic_blocks): Likewise.
26046 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
26047 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
26048 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
26049 fold_builtin_snprintf_chk, fold_builtin_printf,
26050 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
26051 do_mpfr_arg3, do_mpfr_sincos): Likewise.
26052 * cfgcleanup.c (cleanup_cfg): Likewise.
26053 * cfgexpand.c (tree_expand_cfg): Likewise.
26054 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
26055 * function.c (get_next_funcdef_no): Likewise.
26056 * gengtype.c (main): Likewise.
26057 * genmodes.c (main): Likewise.
26058 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
26059 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
26060 * ifcvt.c (noce_emit_move_insn): Likewise.
26061 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
26063 * stor-layout.c (get_best_mode): Likewise.
26064 * tree-ssa-loop-niter.c (get_val_for): Likewise.
26065 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
26066 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
26067 perform_var_substitution, solve_graph): Likewise.
26068 * tree-vrp.c (vrp_finalize): Likewise.
26070 2007-02-01 Ian Lance Taylor <iant@google.com>
26072 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
26073 high part of a paradoxical subreg, return a constant zero.
26075 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
26077 * toplev.c (lang_dependent_init): Call init_set_costs.
26078 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
26080 2007-02-01 Richard Guenther <rguenther@suse.de>
26082 PR middle-end/30656
26083 * fold-const.c (fold_negate_expr): Allow negating a
26084 constant if overflow does not change.
26086 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26088 * doc/c-tree.texi (Expression trees): Improve markup.
26089 * doc/tm.texi (Register Classes, Addressing Modes)
26090 (Floating Point): Fix spacing after abbreviations. Fix some
26093 2007-02-01 Ben Elliston <bje@au.ibm.com>
26095 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
26096 * doc/contrib.texi: Likewise.
26097 * doc/install.texi: Likewise.
26099 2007-01-31 Richard Henderson <rth@redhat.com>
26100 Ian Lance Taylor <iant@google.com>
26102 * lower-subreg.c: New file.
26103 * rtl.def (CONCATN): Define.
26104 * passes.c (init_optimization_passes): Add pass_lower_subreg and
26105 pass_lower_subreg2.
26106 * emit-rtl.c (update_reg_offset): New static function, broken out
26107 of gen_rtx_REG_offset.
26108 (gen_rtx_REG_offset): Call update_reg_offset.
26109 (gen_reg_rtx_offset): New function.
26110 * regclass.c: Revert patch of 2006-03-05, restoring
26112 (clear_reg_info_regno): New function.
26113 * dwarf2out.c (concatn_loc_descriptor): New static function.
26114 (loc_descriptor): Handle CONCATN.
26115 * common.opt (fsplit_wide_types): New option.
26116 * opts.c (decode_options): Set flag_split_wide_types when
26118 * timevar.def (TV_LOWER_SUBREG): Define.
26119 * rtl.h (gen_reg_rtx_offset): Declare.
26120 (reg_scan_update): Declare.
26121 * regs.h (clear_reg_info_regno): Declare.
26122 * tree-pass.h (pass_lower_subreg): Declare.
26123 (pass_lower_subreg2): Declare.
26124 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
26125 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
26126 -fsplit-wide-types.
26127 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
26128 * Makefile.in (OBJS-common): Add lower-subreg.o.
26129 (lower-subreg.o): New target.
26131 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
26133 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
26135 2007-01-31 Anatoly Sokolov <aesok@post.ru>
26138 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
26140 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26142 PR middle-end/29335
26143 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
26145 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
26147 * cfgloop.h: Include vec-prim.h.
26148 (enum li_flags): Remove LI_ONLY_OLD.
26149 (loop_iterator): Changed.
26150 (fel_next, fel_init): Iterate over loop tree.
26151 (FOR_EACH_LOOP_BREAK): New macro.
26152 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
26154 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
26155 * modulo-sched.c (sms_schedule): Ditto.
26156 * tree-vectorizer.c (vectorize_loops): Ditto.
26157 * doc/loop.texi: Update information on loop numbering and behavior of
26158 FOR_EACH_LOOP wrto new loops.
26159 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
26160 add_to_evolution_1): Test nestedness of loops instead of comparing
26162 * tree-chrec.c (chrec_fold_plus_poly_poly,
26163 chrec_fold_multiply_poly_poly, chrec_evaluate,
26164 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
26165 reset_evolution_in_loop): Ditto.
26166 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
26168 2007-01-31 Dirk Mueller <dmueller@suse.de>
26170 * c-common.c (warn_about_parentheses): Separate warning about
26171 un-parenthized sequence of comparison operators from the one
26172 which is supposed to warn about x <= y <= z.
26174 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
26176 * optabs.h (enum optab_index): Add new OTI_isinf.
26177 (isinf_optab): Define corresponding macro.
26178 * optabs.c (init_optabs): Initialize isinf_optab.
26179 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
26181 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
26182 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
26184 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
26185 expand_builtin_interclass_mathfn.
26186 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
26187 * config/i386/i386.md (UNSPEC_FXAM): New constant.
26188 (fxam<mode>2_i387): New insn pattern.
26189 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
26190 built-in functions as x87 inline asm.
26192 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
26194 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
26196 2007-01-30 Eric Christopher <echristo@apple.com>
26198 * config.gcc: Add geode.
26200 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
26202 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
26203 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
26204 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
26205 value-prof.c: Fix comment typos.
26207 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26210 * doc/invoke.texi (Wpointer-arith): Document warning.
26212 2007-01-30 Janis Johnson <janis187@us.ibm.com>
26214 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
26215 the list of discrepancies from the draft TR.
26217 2007-01-30 Dirk Mueller <dmueller@suse.de>
26220 * doc/invoke.texi (-Wreturn-type): Update description to
26221 match new behavior.
26223 2007-01-30 Richard Sandiford <richard@codesourcery.com>
26225 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
26227 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
26229 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
26230 to handle optabs that operate on floating point input argument and
26231 output to integer output.
26232 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
26233 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
26234 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
26235 expand_builtin_interclass_mathfn ().
26236 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
26237 (ilogbsi2): Remove.
26238 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
26239 ilogbl built-in functions as x87 intrinsics.
26241 2007-01-30 Richard Guenther <rguenther@suse.de>
26243 PR middle-end/27657
26244 * dwarf2out.c (reference_to_unused): Query varpool if the
26245 variable was output.
26247 2007-01-30 Richard Guenther <rguenther@suse.de>
26249 PR middle-end/30313
26250 * passes.c (execute_one_pass): Reset in_gimple_form to not
26251 confuse non-unit-at-a-time mode.
26253 2007-01-29 Roger Sayle <roger@eyesopen.com>
26254 Richard Guenther <rguenther@suse.de>
26256 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
26257 avoid undefined behaviour on overflow. Use force_fit_type_double
26258 to construct the constant with the specified TREE_OVERFLOW.
26260 2007-01-29 Janis Johnson <janis187@us.ibm.com>
26262 * config/dfp-bit.c: Add parameterized support for fp exceptions.
26263 * config/dfp-bit.h: Ditto.
26265 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26267 * c-decl.c (pop_scope): Replace warnings with call to
26268 warn_for_unused_label.
26269 * c-common.h (warn_for_unused_label): Declare.
26270 * c-common.c (warn_for_unused_label): Define.
26272 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26274 * tree-optimize.c (update_inlined_to_pointers): Delete unused
26277 2007-01-29 Janis Johnson <janis187@us.ibm.com>
26279 * Makefile.in (USER_H): Remove decfloat.h.
26280 * ginclude/decfloat.h: Delete, moving contents to ...
26281 * ginclude/float.h: Add support for decimal floating point,
26282 guarded by __STDC_WANT_DEC_FP__.
26284 2007-01-29 Mike Stump <mrs@apple.com>
26286 * doc/gccint.texi (Top): Rename Loop Representation to Loop
26287 Analysis and Representation to resolve case insensitive conflict.
26288 * doc/loop.texi (Loop Analysis and Representation): Likewise.
26290 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
26292 * tree.h (struct tree_memory_tag): Add aliases member.
26293 (MTAG_ALIASES): New macro.
26294 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
26295 (add_may_alias): Remove pointer-set. Update for may_aliases being
26297 (mark_aliases_call_clobbered): Update for may_aliases being a
26299 (compute_tag_properties): Ditto.
26300 (create_partition_for): Ditto.
26301 (compute_memory_partitions): Ditto.
26302 (dump_may_aliases_for): Ditto.
26303 (is_aliased_with): Ditto.
26304 (add_may_alias_for_new_tag): Ditto.
26305 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
26306 (compute_is_aliased): New function.
26307 (compute_may_aliases): Call compute_is_aliased).
26308 (init_alias_info): Initialize alias_bitmap_obstack.
26309 (union_alias_set_into): New function.
26310 (compute_flow_sensitive_aliasing): Use union_aliases_into.
26311 (have_common_aliases_p): Rewrite to take two bitmaps and use
26313 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
26314 Update for bitmaps.
26315 (finalize_ref_all_pointers): Update for add_may_alias changes.
26316 (new_type_alias): Ditto.
26317 * tree-flow-inline.h (may_aliases): Return a bitmap.
26318 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
26319 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
26320 may_aliases being a bitmap.
26321 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
26322 may_aliases now returns a bitmap.
26323 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
26325 * tree-ssa-operands.c (add_virtual_operand): Update for
26326 may_aliases being a bitmap.
26328 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
26330 PR tree-optimization/30630
26331 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
26332 variable as changed.
26334 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
26337 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
26338 expanded only once even if an error occurs.
26340 2007-01-29 Ben Elliston <bje@au.ibm.com>
26342 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
26343 (__gcov_average_profiler): Likewise.
26344 (__gcov_ior_profiler): Likewise.
26345 (__gcov_merge_ior): Likewise.
26347 2007-01-28 Jan Hubicka <jh@suse.cz>
26349 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
26350 * value-prof.c (stringop_block_profile): Likewise.
26352 2007-01-28 Jan Hubicka <jh@suse.cz>
26354 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
26355 Add variant handling histograms; add wrapper.
26356 (clear_storage_via_libcall): Export.
26357 (emit_block_move_hints): Break out from ...; add histograms.
26358 (emit_block_move): ... this one.
26359 (clear_storage_hints): Break out from ...; add histograms.
26360 (clear_storage): ... this one.
26361 (set_storage_via_memset): Handle histogram.
26362 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
26363 (clear_storage_hints, clear_storage_via_libcall): Declare.
26364 (set_storage_via_setmem): Update prototype.
26365 * doc/md.texi (movmem, setmem): Document new arguments.
26367 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
26368 Add new histograms.
26369 (stringop_block_profile): New global function.
26370 (tree_stringops_values_to_profile): Profile block size and alignment.
26371 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
26373 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
26374 (stringop_block_profile): Declare.
26375 * builtins.c: Include value-prof.h.
26376 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
26377 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
26378 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
26379 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
26380 * profile.c (instrument_values): Add new counters.
26381 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
26383 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
26384 (tree_init_edge_profiler): Build new profilers.
26385 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
26386 (pass_tree_profile): Add dump.
26387 (tree_profile_hooks): Update.
26388 * Makefile.in (LIBGCOV): Add new constants.
26389 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
26390 __gcov_ior_profiler): New.
26391 * i386.md (movmem/setmem expanders): Add new optional arguments.
26393 2007-01-28 David Edelsohn <edelsohn@gnu.org>
26395 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
26397 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
26399 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
26400 (tree_unswitch_single_loop): Pass eni_size_weights to
26401 tree_num_loop_insns.
26402 * tree-ssa-loop-manip.c: Include tree-inline.h.
26403 (can_unroll_loop_p): Pass eni_size_weights to
26404 tree_num_loop_insns.
26405 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
26406 Pass eni_size_weights to estimate_num_insns.
26407 * tree.h (init_inline_once): Export.
26408 * toplev.c (backend_init): Call init_inline_once.
26409 * cgraphunit.c (cgraph_process_new_functions,
26410 cgraph_analyze_function): Pass eni_inlining_weights to
26411 estimate_num_insns.
26412 * ipa-inline.c (compute_inline_parameters): Ditto.
26413 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
26414 to estimate_num_insns.
26415 (try_unroll_loop_completely): Pass eni_size_weights to
26416 tree_num_loop_insns.
26417 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
26418 ot estimate_num_insns.
26419 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
26420 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
26421 * tree-inline.c (eni_inlining_weights, eni_size_weights,
26422 eni_time_weights): New variables.
26423 (init_inline_once): Initialize them.
26424 (struct eni_data): Mew.
26425 (estimate_num_insns_1, estimate_num_insns): Use weights.
26426 * tree-inline.h (struct eni_weights_d): New.
26427 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
26428 (estimate_num_insns): Declaration changed.
26429 * cfgloop.h (tree_num_loop_insns): Declaration changed.
26430 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
26431 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
26433 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
26435 * tree-data-ref.c (conflict_fn): Assert that the number of affine
26436 relations in the conflict function is valid.
26438 2007-01-27 Ian Lance Taylor <iant@google.com>
26440 * common.opt: Add fstrict-overflow.
26441 * opts.c (decode_options): Set flag_strict_overflow if -O2.
26442 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
26443 (TYPE_OVERFLOW_UNDEFINED): Define.
26444 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
26446 * tree.h (TYPE_TRAP_SIGNED): Don't define.
26447 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
26448 (fold_negate_expr): Likewise.
26449 (make_range): Likewise.
26450 (extract_muldiv_1): Likewise.
26451 (maybe_canonicalize_comparison): Likewise.
26452 (fold_comparison): Likewise.
26453 (fold_binary): Likewise.
26454 (tree_expr_nonnegative_p): Likewise.
26455 (tree_expr_nonzero_p): Likewise.
26456 * tree-vrp.c (compare_values): Likewise.
26457 (extract_range_from_binary_expr): Likewise.
26458 (extract_range_from_unary_expr): Likewise.
26459 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
26461 (nowrap_type_p): Likewise.
26462 * tree-scalar-evolution.c (simple_iv): Likewise.
26463 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
26464 (build_range_check): Likewise.
26465 (extract_muldiv_1): Likewise.
26466 (fold_comparison): Likewise.
26467 * tree-vrp.c (vrp_int_const_binop): Likewise.
26468 (extract_range_from_unary_expr): Likewise.
26469 * convert.c (convert_to_integer): Likewise.
26470 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
26471 (fold_comparison): Likewise.
26472 (fold_binary): Likewise.
26473 * optabs.c (optab_for_tree_code): Likewise.
26474 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
26475 * simplify-rtx.c (simplify_const_relational_operation): Check
26476 flag_strict_overflow and flag_trapv.
26477 (simplify_const_relational_operation): Likewise.
26478 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
26479 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
26482 2007-01-27 Roger Sayle <roger@eyesopen.com>
26484 * tree.c (tree_fold_gcd): Delete.
26485 * tree.h (tree_fold_gcd): Remove prototype.
26486 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
26487 test whether one constant integer is a multiple of another. Instead
26488 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
26489 * fold-const.c (multiple_of_p): We've determined both TOP and
26490 BOTTOM are integer constants so we can call int_const_binop directly
26491 instead of the more generic const_binop.
26493 2007-01-27 Roger Sayle <roger@eyesopen.com>
26495 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
26496 1*X check that the constant hasn't overflowed, to preserve the
26498 (round_up): Provide an efficient implementation when rouding-up an
26499 INTEGER_CST to a power-of-two.
26501 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26503 * doc/sourcebuild.texi: Add comma for clarity.
26504 * doc/extend.texi: Fix some typos.
26505 * doc/passes.texi: Likewise.
26506 * doc/cppinternals.texi: Likewise.
26507 * doc/c-tree.texi: Likewise.
26508 * doc/tree-ssa.texi: Likewise.
26509 * doc/install.texi: Likewise.
26511 2007-01-27 Jan Hubicka <jh@suse.cz>
26513 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
26514 (pass_sra): Do not require alias information.
26515 * passes.c (init_optimization_passes): Add SRA
26517 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
26519 * tracer.c (rest_of_handle_tracer): We already cleaned
26520 up the CFG in tracer() so don't do it here again.
26521 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
26522 cleanup_cfg here, either. And don't call renumber_insns.
26524 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
26525 and BB_HEAD are in the insn stream here. Instead make sure
26526 that BB_INSN is valid on all insns. Also, do check here that
26527 there are no pending branch predictions...
26528 (rtl_verify_flow_info): ...instead of doing it here. Checks
26529 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
26532 2007-01-26 Roger Sayle <roger@eyesopen.com>
26534 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
26535 function to simplify/factorize operand order canonicalization.
26536 (ix86_fixup_binary_operands): Reorganize using the above function.
26537 (ix86_binary_operator_ok): Likewise.
26539 2007-01-27 Jakub Jelinek <jakub@redhat.com>
26541 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
26542 file scope from optimize_attrs.
26543 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
26545 (optimize_attrs): Clear insn_code_values after freeing it.
26547 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
26549 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
26550 a parts.base assignment.
26552 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
26554 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
26555 (compute_subscript_distance, initialize_data_dependence_relation,
26556 finalize_ddr_dependent, analyze_ziv_subscript,
26557 analyze_siv_subscript_cst_affine,
26558 compute_overlap_steps_for_affine_univar,
26559 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
26560 analyze_siv_subscript, analyze_miv_subscript,
26561 analyze_overlapping_iterations, subscript_dependence_tester_1,
26562 compute_self_dependence, free_dependence_relation): Work
26563 with affine_fn instead of chrecs.
26564 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
26565 common_affine_function, affine_function_base,
26566 affine_function_constant_p, affine_fn_op, affine_fn_plus,
26567 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
26568 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
26569 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
26570 (all_chrecs_equal_p): Removed.
26571 * tree-data-ref.h (affine_fn, conflict_function): New types.
26572 (struct subscript): Change type of conflicting_iterations_in_a
26573 and conflicting_iterations_in_b.
26575 2007-01-26 Steve Ellcey <sje@cup.hp.com>
26578 * config/pa/pa.h (TARGET_HPUX_11): New.
26579 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
26580 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
26582 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
26583 Richard Guenther <rguenther@suse.de>
26585 * tree-ssa-structalias.c (solve_graph): Handle case
26586 we merged the variable to another.
26588 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26590 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
26593 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
26594 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
26596 2007-01-25 DJ Delorie <dj@redhat.com>
26598 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
26599 allow changes to modes which don't fit in those registers.
26601 * reload1.c (choose_reload_regs): Check for invalid subregs before
26602 computing their locations, not after.
26604 2007-01-25 Geoffrey Keating <geoffk@apple.com>
26607 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
26608 save Altivec registers in an eh_return function.
26609 (compute_vrsave_mask): Likewise.
26610 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
26611 for saving Altivec registers.
26612 (rs6000_emit_prologue): Don't allocate stack twice in
26613 eh_return function. Correct expected value of altivec_save_offset
26614 when using save_world. Describe save of R0 to stack when using
26615 save_world. Describe stack pointer adjustment when using
26616 save_world. Remove duplicated eh_return parameter register saving.
26617 Update sp_offset variable after save_world.
26618 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
26620 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
26621 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
26624 2007-01-25 Steve Ellcey <sje@cup.hp.com>
26626 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
26628 2007-01-25 Steve Ellcey <sje@cup.hp.com>
26631 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
26632 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
26634 2007-01-25 Richard Guenther <rguenther@suse.de>
26636 * doc/invoke.texi (-Wcoverage-mismatch): Document.
26637 * common.opt (-Wcoverage-mismatch): New warning option.
26638 * coverage.c (get_coverage_counts): Ignore coverage mismatch
26639 if -Wcoverage-mismatch is given.
26641 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
26643 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
26644 (ipcp_driver): Change to static definition.
26645 Add dumping of the ifunctions.
26646 (constant_val_insert): Remove unused parameter. Support for SSA.
26647 (ipcp_propagate_const): Support for SSA.
26648 (ipcp_profile_bb_print): Print only analyzed nodes.
26649 (ipcp_replace_map_create): Remove support for Fortran constant
26651 * ipa-prop.c (ipa_method_modify_stmt,
26652 ipa_callsite_compute_param): Support for SSA.
26653 * ipa-prop.h (ipcp_driver): Remove declaration.
26654 (IS_VALID_TREE_MAP_INDEX): Add define.
26656 2007-01-24 Geoffrey Keating <geoffk@apple.com>
26658 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
26660 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26662 PR middle-end/30447
26663 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
26664 constant argument to cabs and do it without checking for
26665 -funsafe-math-optimizations.
26667 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
26669 * c-common.h (RID_FIRST_CXX0X): New.
26670 (RID_LAST_CXX0X): New.
26671 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
26673 * c.opt (Wc++0x-compat): New.
26674 * doc/invoke.texi (-Wc++0x-compat): Document.
26676 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26678 * builtins.c (fold_builtin_carg): New.
26679 (fold_builtin_1): Use it.
26681 2007-01-24 Jan Hubicka <jh@suse.cz>
26683 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
26685 * ipa-inline.c (initial_insns, max_insns): Delete.
26686 (compute_max_insns): New function.
26687 (cgraph_decide_inlining_of_small_function): Use it; take minimal
26688 amount of insns as base for code growth.
26689 (cgraph_decide_inlining): Make initial_insns local; do not compute
26691 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
26692 * doc/invoke.texi (inline-unit-growth): Update docs.
26694 2007-01-24 Jakub Jelinek <jakub@redhat.com>
26696 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
26697 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
26698 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
26699 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
26700 for CPUs that have PTA_CX16 set.
26702 PR middle-end/27416
26703 * gimplify.c (omp_check_private): New function.
26704 (gimplify_scan_omp_clauses): Use it for
26705 firstprivate/lastprivate/reduction.
26707 PR middle-end/30494
26708 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
26709 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
26711 PR middle-end/30421
26712 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
26713 If lower_lastprivate_clauses emits some statements, append them
26714 to dlist rather than body_p and to body_p append an initializer.
26715 (lower_omp_for): Adjust caller.
26717 2007-01-24 Steve Ellcey <sje@cup.hp.com>
26719 * target.h (globalize_decl_name): New.
26720 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
26721 * output.h (default_globalize_decl_name): New.
26722 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
26724 (globalize_decl): Ditto.
26725 (default_globalize_decl_name): New.
26726 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
26727 (ia64_handle_version_id_attribute): New.
26728 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
26729 (ia64_asm_output_external): Use globalize_decl_name instead
26730 of globalize_label.
26731 * doc/extend.texi (version_id): New pragma.
26732 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
26734 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
26736 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
26737 _uleb128_t and _Unwind_SWord with _sleb128_t.
26738 * unwind-dw2.c (extract_cie_info, execute_stack_op,
26739 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
26741 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
26742 * unwind-pe.h (read_uleb128, read_sleb128,
26743 read_encoded_value_with_base): Likewise.
26744 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
26746 2007-01-24 Richard Guenther <rguenther@suse.de>
26748 * builtins.c (expand_builtin_cexpi): Get the fndecl
26749 for cexp in the correct way.
26751 2007-01-24 Jan Hubicka <jh@suse.cz>
26753 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
26756 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
26758 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
26759 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
26760 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
26761 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
26762 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
26763 __SIZEOF_PTRDIFF_T__.
26764 * doc/cpp.texi: Documentation for the new builtin macros added.
26766 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
26768 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
26769 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
26770 instead of operands[2] to avoid access past the end of array.
26772 2007-01-24 Richard Sandiford <richard@codesourcery.com>
26774 * reload1.c (emit_reload_insns): Pass the reload register
26775 for a non-spill output reload through forget_old_reloads_1.
26777 2007-01-23 Joseph Myers <joseph@codesourcery.com>
26779 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
26780 _SOFT_DOUBLE if doubles use software floating-point.
26781 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
26782 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
26783 * config/rs6000/darwin-ldouble.c: Also compile functions for
26784 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
26785 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
26786 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
26787 commented-out long double override.
26788 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
26789 * config/rs6000/eabispe.h: Likewise.
26790 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
26791 long double for non-SPE.
26792 (rs6000_handle_option): Likewise.
26793 (invalid_e500_subreg): Disallow more subregs involding DImode,
26794 DFmode, TImode or TFmode.
26795 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
26797 (legitimate_lo_sum_address_p): Also check for TFmode for E500
26799 (rs6000_legitimize_address): Also handle TFmode for E500 double.
26800 (rs6000_legitimize_reload_address): Also handle TFmode for E500
26802 (rs6000_legitimate_address): Also check for TFmode for E500
26804 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
26805 (spe_build_register_parallel): Handle TFmode and TCmode.
26806 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
26808 (function_arg): Handle TFmode and TCmode for E500 double.
26809 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
26811 (print_operand): Handle TFmode and TImode for %y.
26812 (rs6000_generate_compare): Handle TFmode comparisons for E500
26814 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
26815 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
26816 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
26817 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
26818 TFmode for E500 double.
26819 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
26820 (floatsidf2): Enable for E500 double.
26821 (movtf_softfloat): Use rs6000_nonimmediate_operand.
26822 (extenddftf2): Change to extenddftf2_fprs.
26823 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
26824 depending on TARGET_E500_DOUBLE.
26825 (extendsftf2): Enable for E500 double.
26826 (trunctfdf2): Enable for E500 double.
26827 (trunctfsf2): Change to trunctfsf2_fprs.
26828 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
26829 depending on TARGET_E500_DOUBLE.
26830 (floatsitf2): Enable for E500 double.
26831 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
26832 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
26833 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
26834 (negtf2): Change to negtf2_internal.
26835 (negtf2): New expander.
26836 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
26837 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
26838 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
26839 (movdi_internal32): Use rs6000_nonimmediate_operand.
26840 (unnamed splitter): Likewise.
26841 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
26842 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
26843 (SPE64TF, DITI): New mode macros.
26844 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
26847 (frob_<mode>_di_2): New.
26848 (frob_tf_di_8_2): New.
26849 (frob_di_df): Change to frob_di_<mode>; allow more modes.
26851 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
26853 (frob_ti_<mode>_8_2): New.
26854 (frob_ti_tf_2): New.
26855 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
26856 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
26858 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
26859 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
26860 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
26861 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
26862 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
26863 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
26866 2007-01-23 Ian Lance Taylor <iant@google.com>
26868 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
26870 (OBJS-archive): Reformat, alphabetize.
26871 (OBJS): Change out_object_file to OBJS-md.
26873 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
26875 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
26876 JUMP_P and CALL_P predicates where applicable.
26877 * config/i386/i386.c: Ditto.
26878 * config/i386/i386.md: Ditto.
26879 * config/i386/mmx.md: Ditto.
26880 * config/i386/predicates.md: Ditto.
26882 2007-01-22 Andreas Schwab <schwab@suse.de>
26884 * config/m68k/m68k.h: Fix comment.
26886 2007-01-22 Jan Hubicka <jh@suse.cz>
26888 * passes.c (init_optimization_passes): Do not rerun
26889 pass_early_warn_uninitialized.
26891 2007-01-22 Richard Guenther <rguenther@suse.de>
26893 PR tree-optimization/30038
26894 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
26896 (execute_cse_sincos_1): Likewise.
26897 (execute_cse_sincos): Likewise.
26898 (gate_cse_sincos): Likewise.
26899 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
26900 the cexpi() canonicalization of sincos().
26901 * tree-pass.h (pass_cse_sincos): Declare.
26902 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
26904 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
26906 PR rtl-optimization/29329
26907 * combine.c (replaced_rhs_insn): Rename to i2mod.
26908 (replaced_rhs_value): Rename to i2mod_new_rhs.
26909 (i2mod_old_rhs): New global variable.
26910 (combine_instructions): Adjust for above change. Save a copy of
26911 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
26912 note are substituted in the second instruction.
26913 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
26914 ditch the note if it pertains to the second eliminated register
26915 and this register is mentioned in i2mod_old_rhs.
26918 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
26920 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
26921 the insn to which the note was originally attached.
26923 2007-01-21 Jan Hubicka <jh@suse.cz>
26925 * ipa-inline.c (inlining_mode): Comment, move up.
26926 (cgraph_decide_inlining_incrementally): Do not perform inlining
26927 itself; fix handling of flattening of self recursive functions.
26928 (cgraph_find_cycles): Remove.
26929 (cgraph_flatten_node): Remove.
26930 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
26931 (try_inline): New function.
26932 (cgraph_early_inlining): Update call of
26933 cgraph_decide_inlining_incrementally. Apply inlining here.
26934 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
26936 2007-01-21 Dirk Mueller <dmueller@suse.de>
26939 * tree-vrp.c (check_array_bounds): do not warn
26940 about ADDR_EXPR's of ARRAY_REF's which are immediately
26941 used in binary expressions.
26943 2007-01-21 Ira Rosen <irar@il.ibm.com>
26945 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
26946 read_write_dep and macros for its access.
26947 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
26948 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
26949 argument, call vect_check_interleaving for every independent pair of
26950 data-refs. Mark loads that access the same memory location as a store
26952 (vect_check_dependences): Remove.
26953 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
26954 call, fix the call to vect_analyze_data_ref_dependence.
26955 (vect_analyze_data_ref_access): For statements that access the same
26956 data-ref, check that they are not stores; for loads, check that there
26957 is no store that access the same location.
26959 2007-01-20 Roger Sayle <roger@eyesopen.com>
26960 Joseph Myers <joseph@codesourcery.com>
26962 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
26963 (-fdump-rtl-stack): Likewise.
26964 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
26965 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
26966 (-mpt-fixed): Use @minus{} for minus sign.
26967 (Using Precompiled Headers): Fix under/overfull hbox.
26969 2007-01-20 Jan Hubicka <jh@suse.cz>
26971 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
26972 place within annotation.
26974 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26976 * pa.c (output_move_double): Change array size of xoperands to 4.
26978 2007-01-20 Jan Hubicka <jh@suse.cz>
26980 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
26983 2007-01-19 Ian Lance Taylor <iant@google.com>
26985 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
26986 constant to unsigned HOST_WIDE_INT before negating.
26988 2007-01-19 Ian Lance Taylor <iant@google.com>
26990 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
26992 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
26993 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
26994 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
26995 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
26996 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
26997 (realloc_vdef, realloc_vuse): Change second parameter to
26999 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
27000 fields to unsigned.
27001 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
27002 unsigned. Change x and lim locals to unsigned.
27003 (realloc_vdef, realloc_vuse): Change num_elem parameter to
27005 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
27006 (copy_virtual_operands): Change i and n locals to unsigned.
27008 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27010 PR middle-end/29335
27011 * builtins.c (fold_builtin_1): Handle builtin fdim.
27013 2007-01-20 Jan Hubicka <jh@suse.cz>
27015 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
27016 * tree-ssa-structalias.c (compute_points_to_sets): Do call
27017 init_alias_heapvars.
27018 (init_alias_heapvars): Initialize only when not already initialized.
27019 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
27021 2007-01-19 Roger Sayle <roger@eyesopen.com>
27023 * common.opt (fsigned-zeros): New command line option.
27024 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
27025 of flag_unsafe_math_optimizations.
27026 * opts.c (set_fast_math_flags): The -ffast-math command line option
27027 implies -fno-signed-zeros.
27028 (fast_math_flags_set_p): Likewise.
27030 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
27031 the documentation of -ffast-math appropriately. Wrap long lines.
27033 2007-01-19 Steve Ellcey <sje@cup.hp.com>
27035 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
27036 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
27038 2007-01-19 Tomas Bily <tbily@suse.cz>
27040 * cgraphunit.c (cgraph_finalize_function): Updating of pid
27042 (tree_init_ic_make_global_vars): New function
27043 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
27044 (tree_gen_ic_profiler): New function
27045 (tree_gen_ic_func_profiler): New function
27046 (tree_profiling): Added calling of tree_gen_ic_func_profiler
27047 (tree_profile_hooks): Added hook for indirec/virtual calls
27048 * value-prof.c (tree_find_values_to_profile): New case for
27050 (tree_values_to_profile): Call for determining indirect/virtual
27052 (tree_indirect_call_to_profile): New function
27053 (tree_ic_transform): New function
27054 (tree_ic): New function
27055 (find_func_by_pid): New function
27056 (init_pid_map): New function
27057 (tree_value_profile_transformations): Added check for
27058 indirect/virtual call transformation
27059 * value-prof.h (enum hist_type): New counter type for
27060 indirect/virtual calls
27061 (profile_hooks): Added new hook for profiling indirect/virtual
27063 * profile.c (instrument_values): New case for indirect/virtual
27065 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
27066 (GCOV_COUNTER_V_INDIR): New counter type
27067 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
27068 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
27070 * cgraph.c: Definition of cgraph_max_pid
27071 (cgraph_create_node): Default init of pid attribute
27072 * cgraph.h: Declaration of cgraph_max_pid
27073 (struct cgraph_node): Added pid attribute
27074 * libgcov.c (__gcov_indirect_call_profiler): New function
27075 (__gcov_one_value_profiler_body): New function
27076 (__gcov_one_value_profiler): Body was moved to
27077 __gcov_one_value_profiler_body and calls it
27079 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
27081 * doc/gty.texi (Options): Document the mark_hook option to GTY.
27082 * gengtype.c (write_types_data, write_func_for_structure,
27083 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
27084 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
27085 (walk_type, write_func_for_structure): Generate the mark_hook if
27088 2007-01-19 Jan Hubicka <jh@suse.cz>
27090 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
27091 'early' argument take inlining mode argument specifying whether to
27092 inline for size/speeed or all functions; add support for flattening;
27094 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
27096 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27099 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
27100 the name of the declared identifier.
27102 2007-01-19 Dirk Mueller <dmueller@suse.de>
27104 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
27105 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
27106 duplicate evaluation.
27108 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
27110 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
27111 Macroize expander using X87MODEF12 mode macro. Extend operand 1
27112 to XFMode, use acosxf2 and truncate result to requested mode.
27113 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
27114 (asin<mode>2): Similarly, with asin expanders.
27115 (*fscalexf4_i387): Rename from *fscalexf4.
27116 (expNcorexf3): New expander.
27117 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
27118 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
27119 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
27120 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
27121 patterns for SSE math.
27122 (exp10<mode>2): Similarly, with exp10 expanders.
27123 (exp2<mode>2): Similarly, with exp2 expanders.
27124 (expm1<mode>2): Similarly, with expm1 expanders.
27125 (ldexp<mode>3): Similarly, with ldexp expanders.
27126 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
27127 Use gen_truncxf<mode>2_i387_noop to truncate result.
27129 2007-01-19 Richard Sandiford <richard@codesourcery.com>
27131 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
27132 for ColdFire targets.
27134 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
27135 Richard Sandiford <richard@codesourcery.com>
27137 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
27138 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
27139 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
27140 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
27141 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
27142 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
27144 2007-01-19 Richard Sandiford <richard@codesourcery.com>
27146 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
27147 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
27148 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
27149 (*adddi_dilshr32_cf): New pattern.
27150 (adddi3, subdi3): Remove first alternatives.
27152 2007-01-19 Richard Sandiford <richard@codesourcery.com>
27154 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
27155 implemented using move.l, do not use its cc result for floating-point
27158 2007-01-19 Richard Sandiford <richard@codesourcery.com>
27160 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
27161 from accepting 's' constraints if flag_pic.
27163 2007-01-19 Richard Sandiford <richard@codesourcery.com>
27165 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
27166 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
27167 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
27168 condition from TARGET_68881 to TARGET_HARD_FLOAT.
27170 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
27172 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
27173 ColdFire alternatives.
27174 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
27175 * config/m68k/m68k.md (clzsi2): Define for ColdFire
27176 architectures that support ff1 instruction.
27178 2007-01-19 Richard Sandiford <richard@codesourcery.com>
27179 Julian Brown <julian@codesourcery.com>
27181 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
27182 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
27183 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
27186 2007-01-19 Richard Sandiford <richard@codesourcery.com>
27188 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
27190 (output_move_const_into_data_reg, output_move_simode_const): Delete.
27191 * config/m68k/m68k.c (const_method, const_int_cost): Take a
27192 HOST_WIDE_INT instead of an rtx.
27193 (m68k_rtx_costs): Update call accordingly.
27194 (output_move_const_into_data_reg): Likewise. Fix formatting.
27195 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
27197 (output_move_simode_const): Update calls after above changes.
27198 Rework to use automatic variables and predicates like MEM_P.
27199 * config/m68k/m68k.md (pushexthisi_const): Update call to
27202 2007-01-19 Dirk Mueller <dmueller@suse.de>
27204 * tree-ssa-alias.c (perform_var_substitution): Fix typo
27205 in dump_flags test.
27207 2007-01-19 Richard Guenther <rguenther@suse.de>
27209 * builtins.c (expand_builtin_cexpi): Fall back to expanding
27210 via cexp in case sincos is not available.
27212 2007-01-19 Richard Guenther <rguenther@suse.de>
27214 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
27215 * defaults.h (TARGET_HAS_SINCOS): Default to off.
27216 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
27217 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
27218 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
27219 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
27220 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
27221 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
27223 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
27225 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
27227 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
27228 (atan2xf3): Directly generate RTL pattern.
27229 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
27230 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
27231 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
27232 disable patterns for SSE math.
27233 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
27234 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
27235 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
27236 disable patterns for SSE math.
27238 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
27240 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
27242 2007-01-18 Roger Sayle <roger@eyesopen.com>
27244 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
27245 VIEW_CONVERT_EXPR to the same type as it's operand.
27247 2007-01-18 David Edelsohn <edelsohn@gnu.org>
27249 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
27250 configured for long double 128.
27252 2007-01-18 Mike Stump <mrs@apple.com>
27254 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
27257 2007-01-18 Michael Meissner <michael.meissner@amd.com>
27259 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
27262 2007-01-18 Jan Hubicka <jh@suse.cz>
27264 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
27265 greater than NUM_VOP_FREE_BUCKETS.
27267 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
27269 * tree-ssa-structalias.c: Update comments.
27270 (ptabitmap_obstack): Removed.
27271 (pta_obstack): New.
27272 (oldpta_obstack): Ditto.
27273 (stats): Add a few members.
27274 (struct variable_info): Remove node, complex, address_taken, and
27275 indirect_target members. Add oldsolution member.
27276 (new_var_info): Do not initialize removed members.
27277 (constraint_expr_type): Remove INCLUDES.
27278 (constraint_graph): Add size, implicit_preds, rep,
27279 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
27280 (FIRST_REF_NODE): New macro.
27281 (LAST_REF_NODE): Ditto.
27282 (FIRST_ADDR_NODE): Ditto.
27283 (find): New function.
27285 (dump_constraint): Do not handle INCLUDES.
27286 (insert_into_complex): Do not insert duplicate constraints.
27287 (condense_varmap_nodes): Renamed and rewritten into ...
27288 (merge_node_constraints): This. Also fix bug in handling of
27289 offseted copy constraints.
27290 (clear_edges_for_node): No longer need to deal with preds at all,
27291 or removing associated preds/succs.
27292 (merge_graph_nodes): Deal with indirect_cycles.
27293 Don't deal with predecessors.
27294 (add_implicit_graph_edge): New function.
27295 (add_pred_graph_edge): Ditto.
27296 (add_graph_edge): Don't deal with predecessors.
27297 (build_constraint_graph): Removed.
27298 (build_pred_graph): New function.
27299 (build_succ_graph): Ditto.
27300 (struct scc_info): Removed in_component. Added roots, dfs, and
27301 node_mapping. Remove visited_index, unification_queue.
27302 (scc_visit): Deal with union-find we do now.
27303 Deal with cycles with REF nodes.
27304 (collapse_nodes): Renamed and rewritten to ...
27305 (unify_nodes): This.
27306 (process_unification_queue): Removed.
27307 (topo_visit): Cleanup
27308 (do_da_constraint): Use find.
27309 (do_sd_constraint): Ditto.
27310 (do_ds_constraint): Ditto.
27311 (do_complex_constraint): Ditto.
27312 (init_scc_info): Update for removed and added members.
27313 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
27314 (find_indirect_cycles): This.
27315 (equivalence_class): New variable.
27316 (label_visit): New function.
27317 (perform_variable_substitution): Rewritten.
27318 (free_var_substitution_info): New function.
27319 (find_equivalent_node): Ditto.
27320 (move_complex_constraints): Ditto.
27321 (eliminate_indirect_cycles): Ditto.
27322 (solve_graph): Only propagate changed bits.
27323 Use indirect cycle elimination.
27325 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
27326 (tree_id_eq): Renamed to ...
27327 (tree_vi_eq): This. Update for member change
27328 (insert_id_for_tree): Renamed and rewritten to ...
27329 (insert_vi_for_tree): This.
27330 (lookup_id_for_tree): Renamed and rewritten to ...
27331 (lookup_vi_for_tree): This.
27332 (get_id_for_tree): Renamed and rewritten to ...
27333 (get_vi_for_tree): Ditto.
27334 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
27335 (process_constraint): Don't handle INCLUDES.
27336 Remove special ADDRESSOF case.
27337 (find_func_aliases): Rewrite to use vi functions instead of id
27339 (create_function_info_for): Ditto.
27340 (create_variable_info_for): Ditto.
27341 (intra_create_variable_infos): Ditto.
27342 (merge_smts_into): Ditto.
27343 (find_what_p_points_to): Ditto.
27344 (init_base_vars): Ditto.
27345 (init_alias_vars): Ditto.
27346 (remove_preds_and_fake_succs): New function.
27347 (dump_sa_points_to_info): Dump new stats.
27348 (dump_solution_for_var): Use find.
27349 (set_used_smts): Fix formatting.
27350 (compute_points_to_sets): Updated for new functions.
27351 (ipa_pta_execute): Ditto.
27353 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
27354 Richard Sandiford <richard@codesourcery.com>
27356 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
27358 * calls.c (expand_call): If the return value is a PARALLEL,
27359 extract its first member.
27360 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
27361 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
27362 use FUNCTION_EXTRA_EPILOGUE.
27363 (m68k_function_value): Return a PARALLEL if the return value
27364 is of a pointer type.
27365 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
27366 (FUNCTION_EXTRA_EPILOGUE): Remove.
27367 * config/m68k/m68k.md (D0_REG): New constant.
27369 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
27371 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
27372 output a NOP for empty epilogues.
27374 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27376 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
27377 before function. Extend register save check to include all
27378 registers, not just integer ones.
27380 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
27382 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
27383 (m68k_use_return_insn): ...this.
27384 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
27385 * config/m68k/m68k.c (use_return_insn): Rename to...
27386 (m68k_use_return_insn): ...this.
27387 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
27388 of USE_RETURN_INSN.
27390 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
27392 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
27393 nearest even, fix denormal rounding overflow.
27395 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27397 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
27398 f%$smove and f%$move.
27399 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
27400 (extendsfdf2_cf): Use fdmove instead of f%&move.
27401 (truncdfsf2_cf): Use fsmove instead of f%$smove.
27402 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
27404 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27406 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
27409 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27411 * real.h (real_format): Add a canonical_nan_lsbs_set field.
27412 (coldfire_single_format): Declare.
27413 (coldfire_double_format): Likewise.
27414 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
27415 of qnan_msb_set to determine the lower bits of a canonical
27417 (encode_ieee_double): Likewise.
27418 (encode_ieee_quad): Likewise.
27419 (ieee_single_format): Initialize canonical_nan_lsbs_set.
27420 (mips_single_format): Likewise.
27421 (ieee_double_format): Likewise.
27422 (mips_double_format): Likewise.
27423 (ieee_extended_motorola_format): Likewise.
27424 (ieee_extended_intel_96_format): Likewise.
27425 (ieee_extended_intel_128_format): Likewise.
27426 (ieee_extended_intel_96_round_53_format): Likewise.
27427 (ibm_extended_format): Likewise.
27428 (mips_extended_format): Likewise.
27429 (ieee_quad_format): Likewise.
27430 (mips_quad_format): Likewise.
27431 (vax_f_format): Likewise.
27432 (vax_d_format): Likewise.
27433 (vax_g_format): Likewise.
27434 (i370_single_format): Likewise.
27435 (i370_double_format): Likewise.
27436 (decimal_single_format): Likewise.
27437 (decimal_double_format): Likewise.
27438 (decimal_quad_format): Likewise.
27439 (c4x_single_format): Likewise.
27440 (c4x_extended_format): Likewise.
27441 (real_internal_format): Likewise.
27442 (coldfire_single_format): New real_format.
27443 (coldfire_double_format): Likewise.
27444 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
27445 canonical_nan_lsbs_set.
27446 (pdp11_d_format): Likewise.
27447 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
27448 if TARGET_COLDFIRE_CPU.
27450 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27452 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
27453 (output_call, m68k_legitimize_call_address): Declare.
27454 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
27455 parenthesees. Add support for a 'W' constraint.
27456 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
27457 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
27458 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
27459 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
27461 (override_options): Initialize them. Do not set flag_no_function_cse
27462 for TARGET_ID_SHARED_LIBRARY.
27463 (m68k_output_pic_call): Delete.
27464 (m68k_legitimize_call_address): New function.
27465 (print_operand): Remove the %o prefix. Handle the %p prefix.
27466 (output_call): New function.
27467 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
27468 target address from the GOT if symbolic jumps are not allowed.
27469 * config/m68k/m68k.md (call, general_operand): Do not set
27470 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
27471 Merge separate flag_pic and !flag_pic define_insns into...
27472 (*call, *call_value): ...these new patterns. Match the address
27473 rather than the containing MEM and require it to be a call_operand.
27474 Use output_call to generate the asm template.
27475 * config/m68k/predicates.md (const_call_operand): New predicate.
27476 (call_operand): Likewise.
27478 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
27480 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
27481 (STACK_GROWS_DOWNWARD): Define to 1.
27482 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
27483 comments, emphasizing that these values are only defaults.
27484 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
27485 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
27487 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27489 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
27491 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
27492 Richard Sandiford <richard@codesourcery.com>
27494 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
27495 (FP_REGNO_P): New macros.
27496 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
27497 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
27498 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
27499 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
27501 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
27503 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
27504 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
27506 * config/m68k/t-floatlib: New file, extracting common code from...
27507 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
27508 * config/m68k/t-uclinux: Here.
27509 * config/m68k/fpgnulib.c: Do not compile extendeed precision
27510 routines on ColdFire targets.
27512 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
27514 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
27515 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
27516 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
27517 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
27518 explicitly set MOTOROLA to 1.
27519 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
27521 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27522 Nathan Sidwell <nathan@codesourcery.com>
27524 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
27525 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
27526 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
27527 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
27528 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
27529 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
27530 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
27531 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
27532 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
27533 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
27534 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
27535 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
27536 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
27537 (DBX_REGISTER_NUMBER): Delete.
27538 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
27539 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
27540 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
27542 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27544 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
27545 * config/flat.h: New file.
27546 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
27547 OBJECT_FORMAT_FLAT.
27548 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
27549 indirect references for -msep-data or -mid-shared-library.
27550 Do not use PC-relative code addresses either.
27551 * config/m68k/m68k.c (override_options): Restrict -fPIC error
27553 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
27554 for shared libraries and crt1.o for executables. Use crti.o and
27556 (ENDFILE_SPEC): Use crtend.o and crtn.o.
27557 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
27558 Do not add -elf2flt or -shared-lib-id options here.
27559 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
27560 Pass -shared-lib-id if -mid-shared-library, taking the library
27561 identifier from -mshared-library-id if given, otherwise
27563 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
27564 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
27565 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
27566 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
27567 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
27568 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
27570 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
27571 jump sequence for ISA A and ISA A+.
27572 (PICJUMP): Likewise.
27574 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27576 * config.gcc (m68k-*-uclinux*): Base the port on the common
27577 and m68k GNU/Linux files rather than on the generic ELF ones.
27578 * config/m68k/uclinux.h (TARGET_VERSION): Override.
27579 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
27581 2007-01-18 Julian Brown <julian@codesourcery.com>
27582 Richard Sandiford <richard@codesourcery.com>
27584 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
27585 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
27586 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
27588 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
27589 80 unconditionally.
27590 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
27592 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27594 * doc/install.texi: Document m68k-uclinuxoldabi.
27595 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
27596 * config/m68k/uclinux-oldabi.h: New file, copied from
27597 config/m68k/uclinux.h.
27599 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
27601 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
27602 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
27603 (m32r_compute_frame_size): Use unsigned for regno.
27604 (m32r_reload_lr): Use gen_frame_mem.
27606 (m32r_output_function_epilogue): Don't output the function epilogue
27608 (m32r_expand_epilogue): New.
27609 (direct_return): Return false if the function has the interrupt
27611 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
27612 * config/m32r/m32r.md (epilogue): New expander.
27613 (return_lr, return_rte): New insns.
27614 (return): Make it expander.
27615 (return_normal): New expander.
27617 2007-01-18 Josh Conner <jconner@apple.com>
27620 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
27621 support for UNLE, UNLT, UNGE, and UNGT.
27623 2007-01-18 Jan Hubicka <jh@suse.cz>
27625 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
27626 * tree-tailcall (add_virtual_phis): Likewise.
27627 (optimize_tail_call): Return TODOs.
27628 (execute_tail_calls): Return TODOs.
27629 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
27630 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
27632 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
27633 Cleanup cfg using TODO.
27634 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
27635 * passes.c (execute_function_todo): When cleanup did something, remove
27637 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
27638 (make_edges): Don't cleanup_cfg.
27640 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
27642 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
27643 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
27644 operate on the top of stack.
27645 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
27646 register handling of instructions that output to the second
27648 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
27649 (move_for_stack_reg): Special-case check for dead destination
27650 stack slot for constant load of 1.0 inside UNSPEC_TAN.
27652 * config/i386/i386.md (UNSPEC_TAN): New constant.
27653 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
27654 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
27655 to correctly model move of constant 1.0 to top stack slot.
27656 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
27657 (unnamed peephole2 pattern): Remove corresponding peephole2
27658 pattern that optimizes tan insn and loading of constant 1.0.
27659 (tanxf2): Use fptanxf4_i387.
27660 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
27661 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
27662 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
27663 disable patterns for SSE math.
27664 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
27665 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
27667 2007-01-18 Dirk Mueller <dmueller@suse.de>
27668 Richard Guenther <rguenther@suse.de>
27671 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
27672 * common.opt (Warray-bounds): Add new warning option.
27673 * c-opts.c (c_common_handle_option): Define -Warray-bounds
27675 * Makefile.in: make tree-vrp.o depend on toplev.h
27676 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
27678 (check_array_refs, check_array_bounds, check_array_ref): New.
27680 2007-01-18 Jan Hubicka <jh@suse.cz>
27682 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
27683 (execute_ssa_ccp): Return flags conditionally.
27684 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
27686 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
27688 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
27690 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
27691 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
27693 * Makefile.c (GTFILES): Add cfglayout.h.
27694 * gengtype.c (open_base_files): Likewise.
27695 * cfglayout.c (cfg_layout_function_footer,
27696 cfg_layout_function_header) Reindent to make gengtype happy.
27697 * cfglayout.h (cfg_layout_function_footer,
27698 cfg_layout_function_header): Add GTY(()) marker.
27700 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
27702 2007-01-18 Ben Elliston <bje@au.ibm.com>
27704 * genautomata.c (write_automata): Include xstrerror output in the
27705 error message if writing the DFA description file fails.
27707 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
27709 * config/mips/mips-protos.h (mips_output_external): Make it
27711 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
27712 * config/mips/mips.c (irix_output_external_libcall): Likewise.
27713 (extern_list): Likewise.
27714 (extern_head): Likewise.
27715 (TARGET_ASM_FILE_END): Likewise.
27716 (mips_file_end): Likewise.
27717 (mips_output_external): Rewritten.
27719 2007-01-18 Ben Elliston <bje@au.ibm.com>
27721 * genpreds.c (write_insn_preds_c): Only write out the function
27722 body for regclass_for_constraint if we have register constraints.
27724 2007-01-17 Tom Tromey <tromey@redhat.com>
27726 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
27727 * doc/install.texi (Testing): Use sourceware.org.
27728 (Binaries): Likewise.
27729 (Specific): Likewise.
27730 * doc/contrib.texi (Contributors): Use sourceware.org.
27732 2007-01-17 Anatoly Sokolov <aesok@post.ru>
27734 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
27735 (AVR_ENHANCED): Rename to ...
27736 (AVR_HAVE_MUL): ... new.
27737 (avr_enhanced_p): Rename to ...
27738 (avr_have_mul_p): ... new.
27739 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
27740 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
27741 * config/avr/avr.c (avr_enhanced_p): Rename to ...
27742 (avr_have_mul_p): ... new.
27743 (base_arch_s): Rename 'enhanced' to 'have_mul'.
27744 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
27745 'avr_enhanced_p' and 'enhanced'.
27746 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
27747 AVR_HAVE_MUL instead of AVR_ENHANCED.
27748 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
27749 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
27750 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
27751 instead of AVR_ENHANCED.
27752 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
27753 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
27754 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
27756 2007-01-17 Ian Lance Taylor <iant@google.com>
27758 * vec.h (VEC_reserve_exact): Define.
27759 (vec_gc_p_reserve_exact): Declare.
27760 (vec_gc_o_reserve_exact): Declare.
27761 (vec_heap_p_reserve_exact): Declare.
27762 (vec_heap_o_reserve_exact): Declare.
27763 (VEC_OP (T,A,reserve_exact)): New static inline function, three
27765 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
27766 negative parameter.
27767 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
27768 (VEC_OP (T,A,copy)) [all versions]: Likewise.
27769 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
27770 * vec.c (calculate_allocation): Add exact parameter. Change all
27772 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
27773 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
27774 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
27775 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
27776 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
27777 (vec_heap_p_reserve_exact): New function.
27778 (vec_heap_o_reserve_exact): New function.
27780 2007-01-17 Jan Hubicka <jh@suse.cz>
27782 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
27784 2007-01-17 Eric Christopher <echristo@apple.com>
27786 * config.gcc: Support core2 processor.
27788 2007-01-16 Jan Hubicka <jh@suse.cz>
27790 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
27791 the names, just unlink the chain so we don't crash on dangling
27795 2007-01-16 Jan Hubicka <jh@suse.cz>
27797 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
27798 * tree-pass.h: Reorder to make IPA passes appear toegher.
27799 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
27801 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
27802 parameters, do not call early inliner.
27803 * ipa-inline.c: Update comments. Include tree-flow.h
27804 (cgraph_decide_inlining): Do not compute inlining parameters.
27805 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
27806 be called with function context set up.
27807 (pass_ipa_inline): Remove unreachable functions before pass.
27808 (cgraph_early_inlining): Simplify assuming to be called from the
27810 (pass_early_inline): New pass.
27811 (cgraph_gate_ipa_early_inlining): New gate.
27812 (pass_ipa_early_inline): Turn into simple wrapper.
27813 (compute_inline_parameters): New function.
27814 (gate_inline_passes): New gate.
27815 (pass_inline_parameters): New pass.
27816 (apply_inline): Move here from tree-optimize.c
27817 (pass_apply_inline): New pass.
27818 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
27820 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
27821 doing them by hand.
27822 (tree_function_versioning): Do not allocate dummy struct function.
27823 * tree-inline.h (optimize_inline_calls): Update prototype.
27824 * tree-optimize.c (execute_fixup_cfg): Export.
27825 (pass_fixup_cfg): Remove
27826 (tree_rest_of_compilation): Do not apply inlines.
27827 * tree-flow.h (execute_fixup_cfg): Declare.
27828 * Makefile.in (gt-passes.c): New.
27829 * passes.c: Include gt-passes.h
27830 (init_optimization_passes): New passes.
27831 (nnodes, order): New static vars.
27832 (do_per_function_toporder): New function.
27833 (execute_one_pass): Dump current pass here.
27834 (execute_ipa_pass_list): Don't dump current pass here.
27836 2007-01-16 Janis Johnson <janis187@us.ibm.com>
27838 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
27839 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
27841 2007-01-16 David Edelsohn <edelsohn@gnu.org>
27843 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
27844 (strong_alias): Define.
27845 (__gcc_qmul): Provide non-FMA for soft-float.
27846 (__gcc_qdiv): Same.
27851 (__gcc_qunord): New.
27861 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
27862 soft-float functions.
27863 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
27864 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
27865 about long double soft float.
27867 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
27868 Tehila Meyzels <tehila@il.ibm.com>
27870 * tree-vectorizer.h (is_pattern_stmt_p): New.
27871 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
27872 formatting (tabs instead of spaces). Cleanup and clarify setting
27873 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
27874 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
27875 (vectorizable_type_demotion): Check that types are integral.
27876 (vectorizable_type_promotion): Likewise.
27877 (vectorizable_store): Fix typo. Eliminate new-line at end of
27880 2007-01-16 Jan Hubicka <jh@suse.cz>
27882 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
27885 2007-01-15 Eric Christopher <echristo@apple.com>
27887 * ifcvt.c: Include vec.h, vecprim.h.
27888 (check_cond_move_block): New argument regs.
27889 Reorganize. Add registers used to regs.
27890 (cond_move_process_if_block): Use regs set above as
27893 2007-01-15 Eric Christopher <echristo@apple.com>
27895 * config/darwin.h: Update copyright.
27896 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
27897 (LINK_COMMAND_SPEC): Add -u.
27898 (LINK_SPEC): Fix umbrella for above.
27900 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
27902 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
27905 2007-01-15 Tom Tromey <tromey@redhat.com>
27907 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
27908 * doc/install.texi (Testing): Don't mention jacks.
27909 (Configuration): Document --enable-java-maintainer-mode. Move
27910 --with-java-home to libgcj-specific section. Document
27912 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
27914 2007-01-15 Jan Hubicka <jh@suse.cz>
27916 * tree-ssa-dce.c (DCE_TODOs): New.
27917 (propagate_necessity): Return if something changed.
27918 (eliminate_unnecessary_stmts): Likewise.
27919 (perform_tree_ssa_dce): Return TODO flags when needed.
27920 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
27922 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
27924 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
27925 (fyl2x_extend<mode>xf3_i387): New insn pattern.
27926 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
27927 patterns using X87MODEF12 mode macro. Extend operand 1
27928 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
27929 (log10<mode>2): Ditto.
27930 (log2<mode>2): Ditto.
27931 (log1p<mode>2): Ditto.
27932 (logb<mode>2): Ditto.
27933 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
27934 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
27935 (*fxtractxf3_i387): Rename from *fxtractxf3.
27936 (fxtract_extend<mode>xf3_i387): New insn pattern.
27937 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
27938 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
27939 and gen_fyl2xxf3_i387().
27941 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
27943 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
27944 * cfgloopmanip.c (fix_loop_placement): Made static. Use
27945 get_loop_exit_edges. Changed return type to bool.
27946 * cfgloop.h (fix_loop_placement): Declaration removed.
27948 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
27950 * param.h (MIN_VECT_LOOP_BOUND): New.
27951 * params.def (MIN_VECT_LOOP_BOUND): New.
27952 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
27953 argument - minimum threshold for number of iterations.
27954 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
27955 argument to declaration.
27956 * tree-vect-analyze.c (vect_analyze_operations): Check value of
27957 MIN_VECT_LOOP_BOUND.
27958 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
27959 slpeel_tree_peel_loop_to_edge with additional argument.
27960 (vect_do_peeling_for_alignment): Likewise.
27961 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
27963 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
27966 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
27967 operands of size 1.
27969 2007-01-14 Jan Hubicka <jh@suse.cz>
27971 * tree-dfa.c (remove_referenced_var): New function.
27972 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
27973 prune referenced vars list too.
27974 * tree-flow.h (remove_referenced_var): Declare.
27976 2007-01-14 Jan Hubicka <jh@suse.cz>
27978 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
27980 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
27981 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
27982 * except.h (verify_eh_throw_table_statements): Kill prototype.
27983 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
27984 into call exrepssions.
27985 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
27987 * tree-cfg.c: Include pointer-set.h.
27988 (verify_node_sharing): Work on pointer set.
27989 (verify_eh_throw_stmt_node): New.
27990 (verify_stmts): Use pointers sets, verify throw_stmt.
27992 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
27994 * ipa-reference.c (analyze_function): Consider also addresses taken
27997 2007-01-12 Roger Sayle <roger@eyesopen.com>
27999 * c-typeck.c (null_pointer_constant_p): Replace use of
28000 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
28001 (build_c_cast): Likewise.
28003 2007-01-12 Roger Sayle <roger@eyesopen.com>
28005 * tree.h (force_fit_type_double): Remove unused final argument.
28006 * c-common.c (constant_expression_warning): Replace use of
28007 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
28008 (convert_and_check): Likewise.
28009 (shorten_compare): Update call to force_fit_type_double.
28010 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
28011 * convert.c (convert_to_pointer): Update call to
28012 force_fit_type_double.
28013 * fold-const.c (force_fit_type_double): Remove overflowed_const
28015 (int_const_binop, fold_convert_const_int_from_int,
28016 fold_convert_const_int_from_real, fold_div_compare,
28017 fold_sign_changed_comparison, fold_unary, fold_negate_const,
28018 fold_abs_const, fold_not_const): Remove the final argument from
28019 calls to force_fit_type_double.
28021 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
28023 * configure.ac: Set insn to "nop" for spu-*-* also.
28024 * configure: Regenerate.
28026 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
28028 * builtins.def : Add BUILT_IN_FREE.
28030 2007-01-12 Jan Hubicka <jh@suse.cz>
28032 PR tree-optimization/30443
28033 * tree-inline.c (tree_function_versioning): Do not optimize when
28034 cloning for inlining.
28036 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
28038 * doc/loop.texi: Document recording of loop exits.
28039 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
28040 (update_single_exits_after_duplication,
28041 update_single_exit_for_duplicated_loop,
28042 update_single_exit_for_duplicated_loops): Removed.
28043 (duplicate_loop_to_header_edge): Do not call
28044 update_single_exits_after_duplication and
28045 update_single_exit_for_duplicated_loops.
28046 (loop_version): Do not update single_exit information.
28047 (fix_loop_structure): Use record_loop_exits instead of
28048 mark_single_exit_loops.
28049 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
28050 the lists of loop exits.
28051 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
28052 split_edge, merge_blocks): Update the lists of loop exits.
28053 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
28054 loop_optimizer_init.
28055 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
28056 of mark_single_exit_loops.
28057 (loop_optimizer_finalize): Call release_recorded_exits.
28058 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
28059 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
28060 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
28061 update single exit information.
28062 * lambda-code.c (perfect_nestify): Ditto.
28063 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
28064 (mark_single_exit_loops): Removed.
28065 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
28066 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
28067 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
28069 (get_loop_exit_edges, single_exit): Use recorded exit lists.
28070 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
28071 (verify_loop_structure): Verify consistency of the exit lists.
28072 (flow_loops_find): Use alloc_loop. Initialize exits hash.
28073 (set_single_exit): Removed.
28074 * cfgloop.h (struct loop_exit): New function.
28075 (struct loop): single_exit_ field replaced by exits field.
28076 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
28077 LOOPS_HAVE_RECORDED_EXITS.
28078 (struct loops): Added exits hash.
28079 (mark_single_exit_loops, set_single_exit): Declaration removed.
28080 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
28082 2007-01-12 Richard Sandiford <richard@codesourcery.com>
28084 * doc/invoke.texi: Avoid use of @headitem.
28086 2007-01-12 Richard Sandiford <richard@codesourcery.com>
28088 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
28090 2007-01-12 Richard Sandiford <richard@codesourcery.com>
28092 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
28095 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
28096 Richard Sandiford <richard@codesourcery.com>
28098 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
28099 * config/m68k/m68k.opt: Resort options.
28100 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
28102 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
28103 Richard Sandiford <richard@codesourcery.com>
28105 * doc/invoke.texi: Document the macros that are defined by
28106 m68k's -mtune and -mhard-float options.
28107 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
28108 (m68k_cpp_cpu_family): Likewise.
28109 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
28110 of __ucfv*__ macros. Define __mcffpu__ if generating code for
28111 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
28112 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
28113 (m68k_cpp_cpu_family): Likewise.
28115 2007-01-12 Richard Sandiford <richard@codesourcery.com>
28117 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
28118 macros besides mc68000 as tuning macros. Use a switch statement
28119 to set them and mcpu32.
28121 2007-01-12 Julian Brown <julian@codesourcery.com>
28123 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
28124 (TARGET_68040_ONLY): Rename to...
28125 (TARGET_68040): ...this.
28126 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
28127 * config/m68k/m68k.md: Likewise.
28129 2007-01-12 Julian Brown <julian@codesourcery.com>
28130 Nathan Sidwell <nathan@codesourcery.com>
28131 Richard Sandiford <richard@codesourcery.com>
28133 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
28134 the -mcpu= argument associated with the --with-cpu setting.
28135 Define M68K_DEFAULT_TUNE to the default -mtune= option,
28136 if different from the one implied by the -mcpu setting.
28137 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
28138 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
28139 * doc/invoke.texi: Mention ColdFire in the introduction to the
28140 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
28141 -mno-div and -mhard-float options. Make -m68881 a synonym for
28142 -mhard-float. Document the previously-undocumented -m5206e,
28143 -m528x, -m5307 and -m5407 options. Tweak the existing option
28144 documentation for consistency.
28145 * doc/install.texi: Mention new --with-cpu arguments.
28146 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
28147 default CPU if neither -mcpu nor -march are specified.
28148 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
28149 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
28150 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
28151 using m68k_tune to decide between families that implement the
28152 same ISA. Use m68k_tune to set __mcfv4e__.
28153 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
28154 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
28155 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
28156 (FL_ISA_C, FL_ISA_MMU): New macros.
28157 (MASK_COLDFIRE): Delete.
28158 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
28159 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
28160 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
28161 (TARGET_HARD_FLOAT): Do not define here.
28162 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
28163 (TUNE_68000): New macro.
28164 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
28165 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
28166 (TUNE_CFV2): Redefine in terms of m68k_tune.
28167 (uarch_type, target_device, fpu_type): New enums.
28168 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
28169 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
28170 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
28171 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
28172 (FL_FOR_isa_c): New macros.
28173 (m68k_isa): New enum.
28174 (m68k_target_selection): New structure.
28175 (all_devices, all_isas, all_microarchs): New tables.
28176 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
28177 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
28178 (MASK_ALL_CPU_BITS): Delete.
28179 (m68k_find_selection): New function.
28180 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
28181 Map the legacy target options to a combination of the new ones.
28182 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
28183 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
28184 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
28186 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
28187 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
28189 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
28190 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
28191 * config/m68k/m68k-devices.def: New file.
28193 2007-01-12 Richard Sandiford <richard@codesourcery.com>
28194 Nathan Sidwell <nathan@codesourcery.com>
28196 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
28197 (SUBTARGET_EXTRA_SPECS): New macros.
28198 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
28199 use %(asm_cpu_spec) instead.
28200 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
28201 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
28202 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
28203 (EXTRA_SPECS): Rename to...
28204 (SUBTARGET_EXTRA_SPECS): ...this.
28206 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
28207 Richard Sandiford <richard@codesourcery.com>
28208 Julian Brown <julian@codesourcery.com>
28210 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
28211 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
28212 to the configuration's default CPU.
28213 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
28214 Remove default masks.
28215 (m680[012]0-*-*): Set the default with_cpu to the first part of
28217 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
28218 (m68k*-*-linux): Extend the --with-cpu handling to...
28219 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
28220 and m68010. Don't set target_cpu_default2.
28221 * doc/install.texi: Document --with-cpu for m68k.
28222 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
28223 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
28224 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
28225 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
28226 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
28227 (ASM_SPEC): Remove use of %(asm_cpu_default).
28228 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
28229 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
28230 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
28231 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
28232 __HAVE_FPU__ if TARGET_HARD_FLOAT.
28233 (TARGET_DEFAULT): Delete.
28234 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
28235 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
28236 (CPP_CPU_SPEC): Delete.
28237 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
28238 the appropriate string.
28239 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
28240 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
28241 (ASM_SPEC): Don't use %(asm_default_spec).
28242 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
28243 TARGET_DEFAULT and add MASK_68881.
28244 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
28246 2007-01-12 Richard Sandiford <richard@codesourcery.com>
28248 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
28249 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
28250 MASK_68010 alongside MASK_68020.
28251 * doc/invoke.texi: Document -m68010.
28252 * config/m68k/m68k.opt (m68010): New.
28253 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
28255 (TUNE_68010): New macro.
28256 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
28257 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
28258 (M68K_CPU_m68332): Add MASK_68010.
28259 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
28260 fallback definition.
28261 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
28263 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
28264 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
28265 to all entries that use MASK_68020.
28266 (output_move_simode_const, output_move_himode, output_move_qimode)
28267 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
28268 instead of TARGET_68020 to select clr behavior. Remove comment
28269 about there being no TARGET_68010.
28270 * config/m68k/m68k.md: Likewise throughout.
28272 2007-01-12 Julian Brown <julian@codesourcery.com>
28274 * config/m68k/m68k.h (TARGET_ISAB): New macro.
28275 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
28276 * config/m68k/m68k.md: Likewise.
28278 2007-01-12 Julian Brown <julian@codesourcery.com>
28280 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
28281 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
28283 2007-01-12 Julian Brown <julian@codesourcery.com>
28285 * config/m68k/m68k.h (TUNE_68040_60): New macro.
28286 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
28287 * config/m68k/m68k.md: Likewise.
28289 2007-01-12 Julian Brown <julian@codesourcery.com>
28290 Richard Sandiford <richard@codesourcery.com>
28292 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
28293 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
28294 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
28296 (TARGET_CPU32): Rename to...
28297 (TUNE_CPU32): ...this.
28298 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
28299 (TUNE_CFV2): New macros.
28300 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
28301 remove conditions that are implied by TARGET_68020.
28302 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
28303 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
28304 (m68k_output_function_epilogue): Likewise.
28305 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
28306 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
28307 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
28308 non-68000 timings. Refactor multiplication and division costs.
28309 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
28310 TUNE_CPU32 instead of TARGET_CPU32.
28311 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
28312 and TUNE_68060 instead of TARGET_68060.
28313 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
28314 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
28316 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
28317 && !TARGET_COLDFIRE" to choose between moveq and clr.
28318 Likewise in the unnamed movsf pattern.
28319 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
28320 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
28323 2007-01-12 Richard Sandiford <richard@codesourcery.com>
28325 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
28326 of tabbing before backslashes.
28328 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28330 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
28331 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
28332 (ASM_OUTPUT_INTERNAL_LABEL): Define.
28334 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
28336 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
28337 find_interesting_uses_cond.
28338 (find_interesting_uses_cond): Use extract_cond_operands.
28339 (rewrite_use_compare): Use extract_cond_operands and
28340 force_gimple_operand_bsi. Do not call update_stmt.
28341 (determine_use_iv_cost_condition): Use extract_cond_operands.
28342 Return cheaper of using original bound and changing the exit bound.
28344 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
28346 PR tree-optimization/29516
28347 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
28348 most_expensive_mult_to_index, addr_to_parts,
28349 create_mem_ref, maybe_fold_tmr): Make the type of
28350 fields of TARGET_MEM_REF sizetype.
28351 (move_fixed_address_to_symbol, move_pointer_to_base):
28353 * tree.def (TARGET_MEM_REF): Add comment on types of
28356 2007-01-11 Joseph Myers <joseph@codesourcery.com>
28358 * c-common.c (vector_types_convertible_p): Treat opaque types as
28359 always convertible if they have the same size, but not otherwise.
28361 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
28363 * ifcvt.c (struct noce_if_info): Add comments to the fields.
28364 Remove the b_unconditional field.
28365 (noce_try_sign_mask): Do not look at b_unconditional.
28366 (noce_process_if_block): Do not use merge_if_blocks. Update
28367 the CFG here. Do not set b_unconditional.
28368 (cond_move_process_if_block): Likewise.
28369 (find_cond_trap): Likewise.
28370 (check_cond_move_block): Require simple jump insns at the end
28371 of the basic block.
28373 2007-01-11 Jan Hubicka <jh@suse.cz>
28375 PR tree-optimization/1046
28376 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
28377 when alias info is not ready.
28378 (pass_tail_recursion): Do not require aliasing.
28379 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
28380 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
28381 * tree-ssa-copy.c (pass_copy_prop): Likewise.
28382 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
28383 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
28384 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
28385 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
28387 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
28388 When aliasing is not build, mark statement as volatile.
28390 2007-01-11 Tom Tromey <tromey@redhat.com>
28392 PR preprocessor/15185, PR preprocessor/20989:
28393 * doc/cppopts.texi <-MT>: Update description of algorithm for
28394 computing default target.
28395 <-M, -MD>: Reword "basename" text.
28397 2007-01-11 Roger Sayle <roger@eyesopen.com>
28399 * builtins.c (expand_builtin_pow, expand_builtin_powi,
28400 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
28401 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
28402 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
28403 fold_builtin_bswap, real_constp, fold_builtin_pow,
28404 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
28405 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
28406 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
28407 * convert.c (convert_to_pointer): Likewise.
28408 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
28409 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
28410 const_binop, fold_convert_const_int_from_int,
28411 fold_convert_const_int_from_real,
28412 fold_convert_const_real_from_real, sign_bit_p,
28413 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
28414 fold_sign_changed_comparison, fold_unary, fold_comparison,
28415 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
28416 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
28417 * print-tree.c (print_node_brief, print_node): Likewise.
28418 * stor-layout.c (place_field, layout_type): Likewise.
28419 * tree-chrec.c (keep_cast): Likewise.
28420 * tree.c (build_vector, build_real, build_real_from_int_cst,
28421 build_complex): Likewise.
28423 2007-01-11 Roger Sayle <roger@eyesopen.com>
28425 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
28426 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
28428 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
28430 * configure.ac (strict1_warn): Rename to strict_warn.
28431 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
28432 cc_set_by_configure, quoted_cc_set_by_configure,
28433 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
28434 all_boot_languages, all_stagestuff): Remove.
28435 (target_list): Remove bootstrap targets.
28436 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
28437 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
28438 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
28439 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
28440 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
28441 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
28442 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
28443 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
28444 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
28445 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
28446 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
28447 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
28448 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
28449 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
28450 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
28451 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
28452 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
28453 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
28454 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
28455 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
28456 (mostlyclean): Adjust.
28457 (clean, distclean): Don't mention bootstrap stuff.
28458 * configure: Regenerate.
28459 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
28460 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
28461 treelang/config-lang.in (stagestuff): Remove.
28462 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
28463 stageprofile, stagefeedback, stagestuff): Remove mention.
28465 2007-01-11 Nick Clifton <nickc@redhat.com>
28467 * config/mcore/predicates.md (mcore_general_movesrc_operand):
28469 (mcore_general_movdst_operand): Do not accept CONST_INTs.
28470 (mcore_arith_K_S_operand): Run the test for the S constraint not
28471 the test for the M constraint.
28472 (mcore_addsub_operand): Do not accept integer values that are
28473 larger than 32 bits.
28474 * config/mcore/mcore.md: Remove unused constraints from split.
28475 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
28476 (addsi3): Likewise.
28477 (allocate_stack): Likewise.
28478 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
28479 operands to 32 bits.
28480 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
28482 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
28483 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
28484 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
28485 mcore_output_bclri, mcore_output_andn, output_inline_const,
28486 mcore_output_move, mcore_output_movedouble): Likewise.
28487 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
28488 (output_inline_const): Likewise.
28489 (output_inline_const): Fix format strings used in sprintf
28491 * config/mcore/mcore-protos.h: Update prototypes for changed
28492 functions in mcore.c.
28493 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
28494 HOST_WIDE_INT and not int.
28495 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
28496 CONST_OK_FOR_N): Likewise.
28497 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
28498 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
28501 2007-01-10 Jan Hubicka <jh@suse.cz>
28503 * tree-vrp.c (remove_range_assertions): Release defs.
28504 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
28505 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
28507 2007-01-10 Paul Brook <paul@codesourcery.com>
28509 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
28510 * config/arm/arm.md (mulsi3subsi): New insn.
28512 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
28514 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
28515 (tree_transform_and_unroll_loop): New.
28516 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
28519 2007-01-10 Robert Kennedy <jimbob@google.com>
28521 * fold-const.c (fold_comparison): Fold comparisons like (x *
28522 1000 < 0) to (x < 0).
28524 2007-01-10 Ian Lance Taylor <iant@google.com>
28526 * tree-pretty-print.c (dump_generic_node): Print parentheses when
28527 operands have the same priority.
28529 2007-01-10 Tom Tromey <tromey@redhat.com>
28531 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
28532 (fold_binary): Likewise.
28533 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
28534 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
28535 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
28536 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
28537 * langhooks.h (struct lang_hooks): Removed field
28538 'can_use_bit_fields_p'.
28540 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
28542 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
28544 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
28546 * function.c (get_last_funcdef_no): New function.
28547 * function.h (get_last_funcdef_no): Declare.
28548 * tree-inline.c (initialize_cfun): Add initialization.
28549 (tree_function_versioning): Cleanup.
28551 2007-01-10 Jan Hubicka <jh@suse.cz>
28553 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
28556 2007-01-10 Sa Liu <saliu@de.ibm.com>
28557 Ben Elliston <bje@au.ibm.com>
28559 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
28560 for SAVE_NONLOCAL and Pmode for any other save level.
28561 * spu-protos.h (spu_restore_stack_block): Declare.
28562 * spu.md (save_stack_block): Remove.
28563 (restore_stack_block): Call spu_restore_stack_block.
28564 * spu.c (spu_restore_stack_block): New function.
28565 (spu_expand_epilogue): Remove old comment.
28567 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
28569 PR tree-optimization/30322
28570 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
28571 (cand_value_at): Return the value as aff_tree.
28572 (may_eliminate_iv): Convert the bound from aff_tree to tree.
28573 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
28574 aff_combination_mult): New functions.
28575 (aff_combination_add): Use aff_combination_add_cst.
28576 (aff_combination_convert): Allow conversions to a wider type.
28577 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
28578 * tree-affine.h (aff_combination_mult): Declare.
28580 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
28582 * doc/tm.texi: Update documentation to reflect reality of exec
28583 and start file search behaviours. Update copyright year.
28584 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
28585 header file directories.
28587 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
28589 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
28590 (*cosxf2): Rename to cosxf2_i387.
28591 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
28592 using X87MODEF12 mode macro. Rename patterns to
28593 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
28595 (*cosdf2, *cossf2): Ditto.
28596 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
28597 to match extended input operands.
28598 (sincos<mode>3): New expander.
28599 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
28600 insn patterns and corresponding splitters.
28602 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
28604 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
28605 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
28607 2007-01-09 Nicolas Pitre <nico@cam.org>
28610 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
28612 2007-01-08 Geoffrey Keating <geoffk@apple.com>
28614 * target.h (struct gcc_target): New field library_rtti_comdat.
28615 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
28616 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
28617 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
28618 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
28620 2007-01-08 Geoffrey Keating <geoffk@apple.com>
28622 * doc/invoke.texi (Optimize Options): Correct description of -O0.
28624 2007-01-08 Richard Guenther <rguenther@suse.de>
28626 * tree.h (force_fit_type_double): Export.
28627 (force_fit_type): Remove.
28628 * fold-const.c (force_fit_type_double): New function.
28629 (force_fit_type): Remove.
28630 (int_const_binop): Use it.
28631 (fold_convert_const_int_from_int): Likewise.
28632 (fold_convert_const_int_from_real): Likewise.
28633 (fold_div_compare): Likewise.
28634 (fold_sign_changed_comparison): Likewise.
28635 (fold_unary): Likewise.
28636 (fold_negate_const): Likewise.
28637 (fold_abs_const): Likewise.
28638 (fold_not_const): Likewise.
28639 * c-common.c (shorten_compare): Use force_fit_type_double.
28640 * convert.c (convert_to_pointer): Likewise.
28642 2007-01-08 Richard Guenther <rguenther@suse.de>
28644 * tree.h (build_int_cst_wide_type): Export.
28645 * tree.c (build_int_cst_wide_type): New function.
28646 (build_int_cst_wide): Fix comment.
28647 * builtins.c (fold_builtin_object_size): Use build_int_cst
28648 to build -1 or 0 of the correct type. Use fit_double_type
28649 to check for overflow.
28650 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
28652 (decode_field_reference): Likewise.
28653 (all_ones_mask_p): Likewise.
28654 (native_interpret_int): Use build_int_cst_wide_type.
28655 (fold_binary): Use build_int_cst_type to build an all-ones
28657 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
28659 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
28661 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
28663 2007-01-09 Ben Elliston <bje@au.ibm.com>
28665 * genautomata.c (STATS_OPTION): New option.
28666 (stats_flag): New flag.
28667 (gen_automata_option): Handle it.
28668 (initiate_automaton_gen): Ditto.
28669 (write_automata): Output statistics only if stats_flag is
28670 set. Likewise, output time statistics only if time_flag is set.
28671 * doc/md.texi (Processor pipeline description): Document new flag.
28673 2007-01-08 Richard Guenther <rguenther@suse.de>
28675 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
28676 * tree.c (build_int_cst_type): Likewise.
28677 (size_in_bytes): Don't call force_fit_type on the result.
28678 (int_fits_type_p): Use fit_double_type.
28679 * fold-const.c (fit_double_type): New function.
28680 (force_fit_type): Use it.
28681 * tree.h (fit_double_type): Export.
28683 2007-01-08 Jan Hubicka <jh@suse.cz>
28685 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
28686 * ipa.c (function_and_variable_visibility): Fix return type.
28688 2007-01-08 Richard Guenther <rguenther@suse.de>
28690 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
28691 of offset to build the index.
28692 * tree-pretty-print.c (dump_generic_node): Don't build negated
28693 const just for printing.
28694 * c-pretty-print.c (pp_c_integer_constant): Likewise.
28695 * builtins.c (fold_builtin_int_roundingfn): Check if result
28696 fits the type by using force_fit_type and comparing the result.
28697 * predict.c (predict_loops): Use compare_tree_int for comparison.
28698 * tree.c (build_int_cst): Fall back to integer_type_node for
28700 (build_int_cst_wide): Assert type is non-null.
28702 2007-01-08 Roberto Costa <roberto.costa@st.com>
28704 * tree-vrp.c (extract_range_from_cond_expr): New.
28705 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
28706 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
28708 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
28709 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
28710 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
28711 used as expressions.
28712 * tree-object-size.c (cond_expr_object_size): New.
28713 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
28715 2007-01-08 Jan Hubicka <jh@suse.cz>
28717 * tree-ssa-forwprop.c (forward_propagate_into_cond,
28718 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
28721 2007-01-08 Richard Guenther <rguenther@suse.de>
28723 PR tree-optimization/23603
28724 * tree-vrp.c (set_value_range_to_truthvalue): New function.
28725 (extract_range_from_binary): Fall back to truthvalue instead of
28726 varying for TRUTH_*_EXPR.
28727 (extract_range_from_comparison): Fall back to truthvalue instead of
28729 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
28730 if all visited PHI values were constant.
28732 2007-01-08 Jan Hubicka <jh@suse.cz>
28734 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
28735 (cgraph_analyze_function): break out from ...
28736 (cgraph_finalize_compilation_unit): ... here.
28737 (cgraph_expand_function): Remove forgoten commented out line.
28738 (cgraph_optimize): Analyze functions.
28740 2007-01-08 Jan Hubicka <jh@suse.cz>
28742 * tree-pas.h (TODO_remove_function): New flag.
28743 (TODO_update*): Renumber.
28744 (pass_ipa_increase_alignment,
28745 pass_ipa_function_and_variable_visibility): New passes.
28746 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
28747 (cgraph_function_and_variable_visibility): Move to ipa.c
28748 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
28749 cgraph_increase_alignment.
28750 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
28751 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
28752 calling tree-inline.
28753 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
28754 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
28755 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
28756 (gate_increase_alignment): New function.
28757 (pass_ipa_increase_alignment): New pass.
28758 * ipa.c: Inline tree-pass.h and timevar.h
28759 (function_and_variable_visibility): Move here from cgraphunit.c
28760 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
28761 * passes.c (init_optimization_passes): Add the two new passes.
28762 (execute_todo): Handle cgraph_remove_functions.
28764 2007-01-08 Nick Clifton <nickc@redhat.com>
28766 * config/frv/predicates.md (reg_or_0_operand): Accept
28769 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
28771 * config/bfin/rtems.h, config/bfin/t-rtems: New.
28772 * config.gcc: Add bfin*-rtems*.
28774 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
28776 * c.opt: Add -flax-vector-conversions.
28777 * c-typeck.c (convert_for_assignment): Pass flag to
28778 vector_types_convertible_p to allow emission of note.
28779 (digest_init): Likewise.
28780 * c-opts.c: Handle -flax-vector-conversions.
28781 * c-common.c (flag_lax_vector_conversions): New.
28782 (vector_types_convertible_p): Unless -flax-vector conversions
28783 has been passed, disallow conversions between vectors with
28784 differing numbers of subparts and/or element types. If such
28785 a conversion is disallowed, possibly emit a note on the first
28786 occasion only to inform the user of -flax-vector-conversions.
28787 The new last argument specifies this.
28788 * c-common.h (flag_lax_vector_conversions): New.
28789 (vector_types_convertible_p): Add extra argument.
28790 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
28791 char_type_node for V*QI type vectors.
28792 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
28793 Update to satisfy new typechecking rules.
28794 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
28795 C and C++ variants.
28796 * doc/invoke.texi (C Dialect Options): Document
28797 -flax-vector-conversions.
28799 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
28801 PR tree-optimization/29877
28802 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
28803 a register variable on the RHS to not be replaceable.
28805 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
28806 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
28807 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
28808 const_simm15, const_pow2, const_npow2): Added.
28809 * config/score/misc.md (insv, extv, extzv, movmemsi,
28810 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
28811 * config/score/score.c (score_address_cost, score_select_cc_mode):
28813 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
28814 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
28815 Update score_print_operand.
28816 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
28817 Adjust register allocate order and update some macro define.
28818 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
28819 mdx_block_move_straight, mdx_block_move_loop_head,
28820 mdx_block_move_loop_body, mdx_block_move_loop_foot,
28821 mdx_block_move_loop, mdx_block_move): Added.
28822 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
28823 mdp_limm): Updated and fix some bug and typo.
28824 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
28825 (movsf, movdf, doloop_end): Added.
28827 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
28829 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
28830 config/arm/thumb2.md: Fix comment typos.
28831 * doc/extend.texi: Fix a typo.
28833 2007-01-07 Eric Christopher <echristo@apple.com>
28835 * configure.ac: Check for __stack_chk_fail for darwin.
28836 * configure: Regenerate.
28838 2007-01-07 Richard Guenther <rguenther@suse.de>
28840 * tree-vrp.c (extract_range_from_assert): CSE calls to
28841 compare_values where possible.
28842 (extract_range_from_unary_expr): Likewise.
28844 2007-01-07 Anatoly Sokolov <aesok@post.ru>
28846 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
28847 * config/avr/avr.c (call_insn_operand): Delete function.
28848 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
28849 instead of register number. Use predicates.
28850 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
28851 call_insn_operand): Add.
28853 2007-01-06 Jan Hubicka <jh@suse.cz>
28855 * tree-pass.h (pass_build_cgraph_edges): Declare.
28856 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
28857 (visited_nodes): Remove.
28858 (cgraph_create_edges): Move to cgraphbuild.c; rename to
28859 build_cgrpah_edges; make visited_nodes local.
28860 (cgraph_process_new_functions): DO not call initialize_inline_failed.
28861 (record_references_in_initializer): Move to cgraphbuild.c
28862 (initialize_inline_failed, rebuild_cgraph_edges,
28863 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
28864 (verify_cgraph_node): Make visited_nodes local.
28865 (cgraph_analyze_function): Do not call cgraph_create_edges and
28866 initialize_inline_failed.
28867 (cgraph_expand_function): Do not call cgraph_lower_function;
28868 assert that function is already lowered.
28869 * Makefile.in (cgraphbuild.o): New.
28870 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
28871 at the end of lowering passes.
28873 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
28875 * ifcvt.c (cond_move_convert_if_block): New function, code
28876 factored out from...
28877 (cond_move_process_if_block): ...here. Call the new function
28878 on the THEN and ELSE blocks.
28879 (merge_if_block): Do not copy global_live_at_end, merge_blocks
28880 already takes care of this.
28882 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28885 * tree.h (TREE_OVERFLOW_P): New.
28886 * c-typeck.c (parser_build_unary_op): Warn only if result
28887 overflowed and operands did not.
28888 (parser_build_binary_op): Likewise.
28889 (convert_for_assignment): Remove redundant overflow_warning.
28890 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
28892 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28894 * c-typeck.c (store_init_value): Split over two lines to follow
28895 the GNU coding style.
28897 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
28899 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
28900 __GXX_EXPERIMENTAL_CXX0X__.
28901 * doc/cpp.texi: Same.
28903 2007-01-05 Richard Guenther <rguenther@suse.de>
28905 PR middle-end/27826
28906 * tree.c (get_narrower): Do not construct COMPONENT_REFs
28907 with mismatched types. Instead explicitly build a
28908 conversion NOP_EXPR.
28910 2007-01-05 Ian Lance Taylor <iant@google.com>
28912 * c-common.c (decl_with_nonnull_addr_p): New function.
28913 (c_common_truthvalue_conversion): Call it.
28914 * c-typeck.c (build_binary_op): Likewise.
28915 * c-common.h (decl_with_nonnull_addr_p): Declare.
28917 2007-01-05 Jakub Jelinek <jakub@redhat.com>
28920 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
28923 2007-01-05 Joel Brobecker <brobecker@adacore.com>
28925 * doc/install.texi (Final install): Document the fact that
28926 the GNAT runtime should not be stripped.
28928 2007-01-04 Jan Hubicka <jh@suse.cz>
28930 * tree-inline.c (fold_marked_statements): Update operand caches
28931 and EH after folding
28933 2007-01-04 Ian Lance Taylor <iant@google.com>
28935 * c-common.c (check_function_nonnull): Whitespace fix.
28937 2007-01-04 Jan Hubicka <jh@suse.cz>
28939 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
28940 comitted older version of patch.
28941 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
28942 function, celanup cfg and collect garbage.
28944 2007-01-04 Mike Stump <mrs@apple.com>
28946 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
28949 2007-01-04 Eric Christopher <echristo@apple.com>
28951 * libgcc2.c (__bswapsi2): Use SItype.
28952 (__bswapdi2): Use DItype.
28953 * libgcc2.h: Update for above.
28955 2007-01-04 Paul Brook <paul@codesourcery.com>
28957 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
28958 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
28959 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
28960 umulsidi3, umulsidi3adddi, smulsi3_highpart,
28961 umulsi3_highpart): Make conditional on !arm_arch6.
28962 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
28963 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
28964 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
28965 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
28966 umulsi3_highpart_v6): New insns.
28968 2007-01-04 Roger Sayle <roger@eyesopen.com>
28970 * fold-const.c (fold_convert): When casting an expression to void,
28971 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
28972 have a type. Instead of attempting to build a NOP_EXPR, return
28973 these "special" trees directly.
28975 2007-01-04 Joseph Myers <joseph@codesourcery.com>
28977 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
28978 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
28979 rs6000_cost->fp not 0 as adjustment for outer NEG.
28981 2007-01-04 Jan Hubicka <jh@suse.cz>
28983 * cgraph.c (cgraph_release_function_body): New function.
28984 (cgraph_remove_node): Use it.
28985 * cgraph.h (cgraph_release_function_body): Declare.
28986 * cgraphunit.c (cgraph_expand_function): Use it.
28987 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
28988 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
28989 is initialized and while compilation of other function is running.
28990 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
28991 statement CFG annotations from here to ...
28992 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
28994 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
28996 * cfgloop.h (enum li_flags): Make the constants powers of two.
28998 2007-01-04 Jan Hubicka <jh@suse.cz>
29000 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
29002 (fold_marked_statements): New function.
29003 (optimize_inline_calls, tree_function_versioning): Fold new statements.
29004 * tree-inline.h (copy_body_data): Add statements_to_fold.
29006 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
29008 * config.gcc: Mention libgcc/config.host.
29009 * Makefile.in: Update comments mentioning libgcc.
29010 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
29011 (all.cross, start.encap, rest.encap, rest.cross): Update
29012 dependencies for libgcc move.
29013 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
29014 (clean-target, clean-target-libgcc): Delete.
29015 (srcdirify, GCC_EXTRA_PARTS): New macros.
29016 (libgcc-support, libgcc.mvars): New rules.
29017 (distclean): Remove mention of mklibgcc.
29018 (install): Don't reference INSTALL_LIBGCC.
29019 (install-common): Don't reference EXTRA_PARTS.
29020 (install-libgcc, install-multilib): Delete rules.
29021 * mklibgcc.in: Delete file.
29022 * doc/configfiles.texi: Don't mention mklibgcc.
29024 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
29025 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
29026 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
29027 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
29028 (mklibgcc, ldblspecs): Likewise.
29030 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
29031 (posixpre.def): Use $(T).
29032 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
29033 (SHLIB_SRC, SHLIB_INSTALL): Delete.
29034 (SHLIB_LINK): Make dummy.
29035 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
29037 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
29039 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
29040 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
29041 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
29042 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
29044 * configure.ac (all_outputs): Remove mklibgcc.
29045 * configure: Regenerated.
29047 2007-01-03 Josh Conner <jconner@apple.com>
29049 PR middle-end/29683
29050 * calls.c (compute_argument_addresses): Set stack and stack_slot
29051 for partial args, too.
29052 (store_one_arg): Use locate.size.constant for the size when
29053 generating a save_area.
29055 2007-01-03 Robert Kennedy <jimbob@google.com>
29057 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
29058 whose definitions are deleted due to basic block merging.
29060 2007-01-03 Paul Brook <paul@codesourcery.com>
29063 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
29065 (use_return_insn): Return 0 for Thumb interrupt functions.
29066 (print_multi_reg): Add rfe argument for IRQ returns.
29067 (arm_output_epilogue): Pop interrupt return address directly into PC.
29068 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
29070 2007-01-03 Paul Brook <paul@codesourcery.com>
29072 Merge from sourcerygxx-4_1.
29073 * config/arm/thumb2.md: New file.
29074 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
29076 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
29077 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
29078 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
29079 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
29081 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
29082 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
29084 * config/arm/ieee754-sf.S: Ditto.
29085 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
29086 (thumb1_base_register_rtx_p): ... to this.
29087 (thumb_index_register_rtx_p): Rename...
29088 (thumb1_index_register_rtx_p): ... to this.
29089 (thumb_output_function_prologue): Rename...
29090 (thumb1_output_function_prologue): ... to this.
29091 (thumb_legitimate_address_p): Rename...
29092 (thumb1_legitimate_address_p): ... to this.
29093 (thumb_rtx_costs): Rename...
29094 (thumb1_rtx_costs): ... to this.
29095 (thumb_compute_save_reg_mask): Rename...
29096 (thumb1_compute_save_reg_mask): ... to this.
29097 (thumb_final_prescan_insn): Rename...
29098 (thumb1_final_prescan_insn): ... to this.
29099 (thumb_expand_epilogue): Rename...
29100 (thumb1_expand_epilogue): ... to this.
29101 (arm_unwind_emit_stm): Rename...
29102 (arm_unwind_emit_sequence): ... to this.
29103 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
29104 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
29105 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
29106 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
29107 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
29108 thumb2_output_casesi): New functions.
29109 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
29110 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
29111 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
29112 THUMB2_WORK_REGS): Define.
29113 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
29114 arm_condexec_mask, arm_condexec_masklen)): New variables.
29115 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
29116 (arm_override_options): Check new CPU capabilities.
29117 Set new architecture flag variables.
29118 (arm_isr_value): Handle v7m interrupt functions.
29119 (user_return_insn): Return 0 for v7m interrupt functions. Handle
29121 (const_ok_for_arm): Handle Thumb-2 constants.
29122 (arm_gen_constant): Ditto. Use movw when available.
29123 (arm_function_ok_for_sibcall): Return false for v7m interrupt
29125 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
29126 (thumb_find_work_register, arm_load_pic_register,
29127 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
29128 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
29129 print_multi_reg, output_mov_long_double_fpa_from_arm,
29130 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
29131 output_mov_double_fpa_from_arm, output_move_double,
29132 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
29133 output_return_instruction, arm_output_function_prologue,
29134 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
29135 arm_output_mi_thunk, thumb_set_return_address): Ditto.
29136 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
29137 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
29138 (arithmetic_instr, shift_op): Use arm_shift_nmem.
29139 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
29141 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
29142 (thumb_expand_prologue): Use thumb_set_frame_pointer.
29143 (arm_file_start): Output directive for unified syntax.
29144 (arm_unwind_emit_set): Handle stack alignment instruction.
29145 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
29146 Add v6t2, v7, v7a, v7r and v7m.
29147 (RETLDM): Add Thumb-2 code.
29148 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
29149 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
29150 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
29151 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
29152 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
29153 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
29154 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
29155 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
29156 ADJUST_INSN_LENGTH): Define.
29157 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
29158 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
29159 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
29160 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
29161 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
29162 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
29163 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
29164 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
29165 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
29166 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
29167 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
29168 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
29169 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
29170 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
29171 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
29172 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
29173 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
29175 * config/arm/arm-tune.md: Regenerate.
29176 * config/arm/arm-protos.h: Update prototypes.
29177 * config/arm/vfp.md: Enable patterns for Thumb-2.
29178 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
29179 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
29180 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
29181 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
29182 * config/arm/libunwind.S: Add Thumb-2 code.
29183 * config/arm/constraints.md: Update include Thumb-2.
29184 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
29185 * config/arm/ieee754-df.S: Ditto.
29186 * config/arm/bpabi.S: Ditto.
29187 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
29188 * config/arm/predicates.md (low_register_operand,
29189 low_reg_or_int_operand, thumb_16bit_operator): New.
29190 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
29191 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
29192 * config/arm/t-arm-elf: Add armv7 multilib.
29193 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
29195 (UNSPEC_STACK_ALIGN, ce_count): New.
29196 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
29197 arm_zero_extendsidi2, arm_zero_extendqidi2): New
29199 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
29200 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
29201 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
29202 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
29203 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
29204 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
29206 * doc/extend.texi: Document ARMv7-M interrupt functions.
29207 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
29209 2007-01-03 Jakub Jelinek <jakub@redhat.com>
29211 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
29212 (struct _Unwind_Context): Rename args_size to flags, remove
29213 signal_frame field, add a new args_size field and version field.
29214 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
29215 _Unwind_IsExtendedContext): New inline functions.
29216 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
29217 Assume by_value array is only present if _Unwind_IsExtendedContext.
29218 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
29219 _Unwind_IsSignalFrame.
29220 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
29221 (uw_update_context_1): Use _Unwind_SetSignalFrame.
29222 (uw_init_context_1): Initialize context->flags to
29223 EXTENDED_CONTEXT_BIT.
29224 * config/rs6000/linux-unwind.h (frob_update_context): Use
29225 _Unwind_SetSignalFrame.
29227 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
29229 PR middle-end/30353
29230 * gimplify.c (gimplify_modify_expr_complex_part): Move below
29231 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
29234 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
29236 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
29237 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
29238 RET, AT_SP): Remove.
29239 * config/i386/i386.md (*sse_prologue_save_insn): Use return
29242 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
29243 * cfgbuild.c (find_basic_blocks): Likewise.
29244 * cfgrtl.c (rtl_create_basic_block): Likewise.
29245 * function.c (temp_slots_at_level): Likewise.
29246 * reg-stack.c (stack_regs_mentioned): Likewise.
29247 * regclass.c (allocate_reg_info): Likewise.
29248 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
29249 set_bb_for_stmt, move_block_to_fn): Likewise.
29250 * tree-complex.c (tree_lower_complex): Likewise.
29251 * vec.h (VEC_safe_grow_cleared): New.
29253 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
29255 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
29257 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
29258 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
29260 * cfgloopmanip.c (scale_loop_frequencies): Export.
29261 (loopify): Scale the frequencies by prescribed coefficients.
29262 (set_zero_probability): New function.
29263 (duplicate_loop_to_header_edge): Improve updating of frequencies.
29264 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
29265 and frequencies according to arguments.
29266 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
29268 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
29269 * modulo-sched.c (sms_schedule): Set probabilities for entering
29270 versioned loop correctly.
29271 * tree-vect-transform.c (vect_transform_loop): Ditto.
29272 * cfgloop.h (loopify, loop_version): Declaration changed.
29273 (scale_loop_frequencies): Declared.
29275 2007-01-02 Jan Hubicka <jh@suse.cz>
29277 * cgraph.c: Include tree-flow.h
29278 (cgraph_add_new-function): Handle IPA_SSA mode; execute
29279 early_local_passes.
29280 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
29281 * tree-pass.h (pass_all_early_optimizations): Declare.
29282 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
29283 early_local_passes.
29284 (cgraph_analyze_function): Do early_local_passes.
29285 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
29286 Do not add referenced vars.
29287 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
29289 (gate_all_early_local_passes): New gate.
29290 (pass_early_local_passes): Use new gate.
29291 (execute_early_local_optimizations): New functions.
29292 (gate_all_early_optimizations): New gate.
29293 (pass_all_early_optimizations): New pass.
29294 (execute_free_datastructures): Free SSA only when initialized.
29295 (gate_init_datastructures): Init only when optimizing.
29296 (tree_lowering_passes): Do early local passes when called late.
29297 * tree-profile.c (do_tree_profiling): Don't profile functions added
29299 (do_early_tree_profiling, pass_early_tree_profile): Kill.
29300 * tree-cfg.c (update_modified_stmts): Do not update when operands are
29302 * passes.c (init_optimizations_passes): Reorder so we go into SSA
29303 during early_local_passes.
29304 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
29307 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
29309 * Makefile.in: Update copyright year.
29311 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
29313 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
29314 in $(lang_checks) and check-consistency targets.
29316 2007-01-02 Jan Hubicka <jh@suse.cz>
29318 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
29319 Do not add referenced vars.
29320 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
29322 * passes.c (init_optimization_passes): Put mudflap_2 after
29323 free_datastructures.
29325 2007-01-02 Jan Hubicka <jh@suse.cz>
29327 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
29328 Set NOTHROW flag on call statements proved to be nothrow.
29329 Update statement of local calls so new pure/const functions are
29330 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
29332 (tree_rest_of_compilation): Register hooks and initialize bitmap
29333 early. Do not set after_inlining flag.
29335 2007-01-02 Steve Ellcey <sje@cup.hp.com>
29337 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
29338 HOST_BITS_PER_LONGLONG
29340 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29343 * c-typeck.c (store_init_value): Don't emit pedantic overflow
29344 warning for non-static initializers.
29346 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
29348 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
29349 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
29350 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
29351 Always use set_unique_reg_note to add REG_EQUAL notes.
29353 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
29356 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
29358 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
29359 * cfgbuild.c (find_basic_blocks): Likewise.
29360 * cfgrtl.c (rtl_create_basic_block): Likewise.
29361 * function.c (temp_slots_at_level): Likewise.
29362 * reg-stack.c (stack_regs_mentioned): Likewise.
29363 * regclass.c (allocate_reg_info): Likewise.
29364 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
29365 set_bb_for_stmt, move_block_to_fn): Likewise.
29366 * tree-complex.c (tree_lower_complex): Likewise.
29367 * vec.h (VEC_safe_grow_cleared): New.
29369 2007-01-02 Ian Lance Taylor <iant@google.com>
29371 * c-common.c (c_common_truthvalue_conversion): When warning about
29372 using an assignment as a truth value, set TREE_NO_WARNING.
29374 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29377 * c.opt (Wold-style-declaration): New.
29378 * doc/invoke.texi (C-only Warning Options): New.
29379 (Wold-style-declaration): Document it.
29380 (Wextra): Enabled by -Wextra.
29381 * c-opts.c (c_common_post_options): Enabled by -Wextra.
29382 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
29383 -Wold-style-declaration.
29385 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
29387 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
29388 * cfgbuild.c (find_basic_blocks): Likewise.
29389 * cfgrtl.c (rtl_create_basic_block): Likewise.
29390 * function.c (temp_slots_at_level): Likewise.
29391 * reg-stack.c (stack_regs_mentioned): Likewise.
29392 * regclass.c (allocate_reg_info): Likewise.
29393 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
29394 set_bb_for_stmt, move_block_to_fn): Likewise.
29395 * tree-complex.c (tree_lower_complex): Likewise.
29396 * vec.h (VEC_safe_grow_cleared): New.
29398 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
29400 * c-common.c (c_common_nodes_and_builtins): Since variants of
29401 void_type_node get built before it is given a name, we need to
29402 give those variants the name, too.
29403 (complete_array_type): We need to work with the canonical main
29404 type of the array, from which we will build the qualified version.
29405 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
29406 * print-tree.c (print_node): Display canonical type information
29408 * stor-layout.c (layout_type): When we don't know the
29409 alignment of a type for which we're building an array, we end up
29410 guessing wrong, so make the type require structural equality.
29411 * tree.c (make_node_stat): When we build a new type, it is its
29412 own canonical type.
29413 (build_type_attribute_qual_variant): When building an attribute
29414 variant, its canonical type is the non-attribute variant. However,
29415 if the attributes are target-dependent and they differ, we need to
29416 use structural equality checks for this type.
29417 (build_qualified_type): A qualified type is not equivalent to its
29418 unqualified variant; set the canonical type appropriately.
29419 (build_distinct_type_copy): When building a distinct type from
29420 another type, the new type is its own canonical type.
29421 (build_variant_type_copy): When building a new type variant, we
29422 assume that it is equivalent to the original type.
29423 (build_pointer_type_for_mode): When building a pointer type, also
29424 build a canonical type pointer.
29425 (build_reference_type_for_mode): When building a reference type,
29426 also build a canonical type reference.
29427 (build_index_type): When we can't hash an index type (e.g.,
29428 because its maximum value is negative), the index type requires
29429 structural equality tests.
29430 (build_array_type): Build the canonical form of an array type.
29431 (build_function_type): Function types require structural equality,
29432 because they contain default arguments, attributes, etc.
29433 (build_method_type_directly): Ditto for method types.
29434 (build_offset_type): Build the canonical offset type.
29435 (build_complex_type): Build the canonical vector type.
29436 (make_vector_type): Build the canonical vector type.
29437 * tree.h (TYPE_CANONICAL): New.
29438 (TYPE_STRUCTURAL_EQUALITY_P): New.
29439 (SET_TYPE_STRUCTURAL_EQUALITY): New.
29440 (struct tree_type): Added "canonical" field.
29441 * params.h (VERIFY_CANONICAL_TYPES): New.
29442 * doc/c-tree.texi (TYPE_CANONICAL): Document.
29443 (TYPE_STRUCTURAL_EQUALITY_P): Document.
29444 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
29445 * doc/invoke.texi (verify-canonical-types): Document --param
29446 parameter for verifying canonical types.
29448 2007-01-02 Joseph Myers <joseph@codesourcery.com>
29450 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
29451 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
29452 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
29453 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
29455 * config/rs6000/e500.h: New.
29456 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
29457 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
29459 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
29460 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
29461 TARGET_E500_DOUBLE): Remove.
29462 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
29463 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
29464 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
29465 * config/rs6000/rs6000.c (rs6000_override_options): Use
29466 CHECK_E500_OPTIONS.
29468 2007-01-02 Joseph Myers <joseph@codesourcery.com>
29470 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
29471 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
29472 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
29473 rs6000_emit_cmove): Don't check TARGET_E500.
29474 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
29475 sordered): Don't check TARGET_E500.
29477 2007-01-01 Eric Christopher <echristo@apple.com>
29479 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
29480 HARD_REGISTER_NUM_P.
29482 2007-01-01 Roger Sayle <roger@eyesopen.com>
29484 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
29485 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
29486 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
29489 2007-01-01 Mike Stump <mrs@apple.com>
29491 * configure.ac: Remove support for building with Apple's gcc-3.1.
29493 2007-01-02 Joseph Myers <joseph@codesourcery.com>
29495 PR middle-end/30311
29496 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
29497 REG is a hard register. Do not modify REG before calling
29499 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
29500 multiple of the size of YMODE for certain lowpart cases.
29502 2007-01-01 Andrew Pinski <pinskia@gmail.com>
29504 PR middle-end/30253
29505 * gimplify (voidify_wrapper_expr): Update for
29506 GIMPLE_MODIFY_STMT.
29508 2007-01-01 Andreas Schwab <schwab@suse.de>
29511 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
29512 save of BR0 in extra_spill_size instead of spill_size.
29513 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
29515 (ia64_expand_epilogue): Restore BR0 from its new location.
29517 2007-01-01 Andrew Pinski <pinskia@gmail.com>
29519 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
29520 Use a temporary variable if the left hand side is not a gimple
29523 2007-01-01 Andrew Pinski <pinskia@gmail.com>
29525 * gimplify.c (gimplify_return_expr): Make the temporary variable
29526 for the return expression, a gimple register variable.
29528 2007-01-01 Jan Hubicka <jh@suse.cz>
29530 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
29533 2007-01-01 Mike Stump <mrs@apple.com>
29535 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
29537 * config/darwin.c (machopic_select_rtx_section): Use
29538 HAVE_GAS_LITERAL16.
29539 (darwin_mergeable_constant_section): Likewise.
29540 * configure: Regenerate.
29541 * config.in: Regenerate.
29543 2007-01-01 Jan Hubicka <jh@suse.cz>
29544 Andrew Pinski <pinskia@gmail.com>
29546 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
29547 before starting IPA passes.