1 2007-10-05 Michael Matz <matz@suse.de>
4 * lower-subreg.c (decompose_multiword_subregs): Use
5 validate_unshare_change().
7 2007-10-05 Peter Bergner <bergner@vnet.ibm.com>
9 * ra-conflict.c: Include "sparseset.h".
10 (conflicts): Change to HOST_WIDEST_FAST_INT.
11 (allocnos_live): Redefine variable as a sparseset.
12 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE, GET_ALLOCNO_LIVE): Delete macros.
13 (allocno_row_words): Removed global variable.
14 (partial_bitnum, max_bitnum, adjacency_pool, adjacency): New variables.
15 (CONFLICT_BITNUM, CONFLICT_BITNUM_FAST): New defines.
16 (conflict_p, set_conflict_p, set_conflicts_p): New functions.
17 (record_one_conflict_between_regnos): Cache allocno values and reuse.
19 (record_one_conflict): Update uses of allocnos_live to use
20 the sparseset routines. Use set_conflicts_p.
21 (mark_reg_store): Likewise.
22 (set_reg_in_live): Likewise.
23 (global_conflicts): Update uses of allocnos_live.
24 Use the new adjacency list to visit an allocno's neighbors
25 rather than iterating over all possible allocnos.
26 Call set_conflicts_p to setup conflicts rather than adding
28 * global.c: Comments updated.
29 (CONFLICTP): Delete define.
30 (regno_compare): New function. Add prototype.
31 (global_alloc): Sort the allocno to regno mapping according to
32 which basic blocks the regnos are referenced in. Modify the
33 conflict bit matrix to a compressed triangular bitmatrix.
34 Only allocate the conflict bit matrix and adjacency lists if
35 we are actually going to allocate something.
36 (expand_preferences): Use conflict_p. Update uses of allocnos_live.
37 (prune_preferences): Use the FOR_EACH_CONFLICT macro to visit an
38 allocno's neighbors rather than iterating over all possible allocnos.
39 (mirror_conflicts): Removed function.
40 (dump_conflicts): Iterate over regnos rather than allocnos so
41 that all dump output will be sorted by regno number.
42 Use the FOR_EACH_CONFLICT macro.
43 * ra.h: Comments updated.
44 (conflicts): Update prototype to HOST_WIDEST_FAST_INT.
45 (partial_bitnum, max_bitnum, adjacency, adjacency_pool): Add prototypes.
46 (ADJACENCY_VEC_LENGTH, FOR_EACH_CONFLICT): New defines.
47 (adjacency_list_d, adjacency_iterator_d): New types.
48 (add_neighbor, adjacency_iter_init, adjacency_iter_done,
49 adjacency_iter_next, regno_basic_block): New static inline functions.
50 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Removed define.
51 (conflict_p): Add function prototype.
52 * sparseset.h, sparseset.c: New files.
53 * Makefile.in (OBJS-common): Add sparseset.o.
54 (sparseset.o): New rule.
56 2007-10-05 Richard Guenther <rguenther@suse.de>
59 * fold-const.c (fold_unary): Do not fold (long long)(int)ptr
62 2007-10-05 Michael Matz <matz@suse.de>
65 * function.c (match_asm_constraints_1): Check for input
66 being used in the outputs.
68 2007-10-05 Richard Guenther <rguenther@suse.de>
70 * tree-cfg.c (verify_gimple_expr): Accept OBJ_TYPE_REF.
72 2007-10-05 Richard Sandiford <rsandifo@nildram.co.uk>
75 * config/mips/mips.c (mips_register_move_cost): Rewrite to use
76 subset checks. Make the cost of FPR -> FPR moves depend on
77 mips_mode_ok_for_mov_fmt_p.
79 2007-10-04 Doug Kwan <dougkwan@google.com>
81 * gthr-posix.h (__gthread_cond_broadcast, __gthread_cond_wait,
82 __gthread_cond_wait_recursive): Add to extend interface for POSIX
83 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
84 support of conditional variables.
85 * gthr-posix95.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-single.h (__gthread_cond_broadcast, __gthread_cond_wait,
90 __gthread_cond_wait_recursive): Add to extend interface for POSIX
91 conditional variables.
92 * gthr.h: Update comments to document new interface.
94 2007-10-04 Geoffrey Keating <geoffk@apple.com>
96 * cgraphunit.c (cgraph_build_static_cdtor): Don't set
99 2007-10-04 Anatoly Sokolov <aesok@post.ru>
101 * config/avr/avr.c (expand_epilogue): Don't set RTX_FRAME_RELATED_P.
103 2007-10-04 Richard Guenther <rguenther@suse.de>
106 * tree-cfg.c (verify_gimple_expr): Operand one of POINTER_PLUS_EXPR
107 does not need to be of INTEGER_TYPE.
108 (verify_gimple_2): New function split out from ...
109 (verify_gimple_1): ... here. ICE if there was an error during
112 2007-10-04 Michael Matz <matz@suse.de>
114 PR rtl-optimization/33653
115 * dce.c (deletable_insn_p_1): Use volatile_refs_p().
116 * dse.c (scan_insn): Same.
118 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
120 * config.gcc: Remove USE_GAS for m68k targets.
122 2007-10-04 Richard Guenther <rguenther@suse.de>
124 PR tree-optimization/33627
125 * tree-gimple.h (canonicalize_cond_expr_cond): Declare.
126 * tree-gimple.c (canonicalize_cond_expr_cond): New function,
128 * tree-ssa-forwprop.c (combine_cond_expr_cond): ... here.
129 * tree-ssa-ifcombine.c (ifcombine_iforif): Use it.
131 2007-10-04 Anatoly Sokolov <aesok@post.ru>
133 * config/avr/avr.c (commands_in_file, commands_in_prologues,
134 commands_in_epilogues): Remove variables.
135 (avr_file_start): Remove unneded initializations of commands_in_file,
136 commands_in_prologues and commands_in_epilogues variables.
137 (avr_file_end): Remove dead code.
139 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
141 * config/m68k/m68k.c (m68k_output_movem): Use the MOTOROLA if
144 2007-10-03 Richard Sandiford <rsandifo@nildram.co.uk>
147 * config/mips/mips-protos.h (mips_split_64bit_move): Rename to...
148 (mips_split_doubleword_move): ...this.
149 * config/mips/mips.c (mips_subword): Extend to handle 64-bit words;
150 use natural endianness for multi-format FPR values.
151 (mips_split_64bit_move): Rename to...
152 (mips_split_doubleword_move): ...this and extend to 64-bit words.
153 Use move_doubleword_fpr* patterns for moves involving FPRs.
154 (mips_save_reg): Update the call to mips_split_64bit_move.
155 (mips_secondary_reload_class): Return NO_REGS for any reload of a
156 nonzero constant into an FPR if the constant can be forced to memory.
157 * config/mips/mips.md: Update the splitter calls to
158 mips_split_64bit_move.
159 (UNSPEC_LOAD_DF_LOW): Rename to...
160 (UNSPEC_LOAD_LOW): ...this.
161 (UNSPEC_LOAD_DF_HIGH): Rename to...
162 (UNSPEC_LOAD_HIGH): ...this.
163 (UNSPEC_STORE_DF_HIGH): Rename to...
164 (UNSPEC_STORE_WORD): ...this.
165 (SPLITF): New mode iterator.
166 (HALFMODE): New mode attribute.
167 (movtf): New expander.
168 (*movtf_internal): New define_insn_and_split.
169 (move_doubleword_fpr<mode>): New expander.
170 (load_df_low, load_df_high, store_df_high, mthc1, mfhc1): Replace
172 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
173 (mfhc1<mode>): ...these more general patterns.
175 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
177 * cfgrtl.c (rtl_block_ends_with_call_p): Skip notes at the end.
179 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
181 * gcse.c (hash_scan_set): Insert set in insn before note at
182 the end of basic block.
184 2007-10-03 Sebastian Pop <sebastian.pop@amd.com>
186 PR tree-optimization/33576
187 * testsuite/gcc.dg/tree-ssa/pr33576.c: New.
188 * tree-loop-linear.c (linear_transform_loops): Call remove_iv.
189 * lambda.h (lambda_loopnest_to_gcc_loopnest): New parameter.
190 (remove_iv): Declared.
191 * lambda-code.c (remove_iv): Not static.
192 (lambda_loopnest_to_gcc_loopnest): New parameter remove_ivs.
193 Don't remove ivs there, save ivs in the buffer.
195 2007-10-03 Jason Merrill <jason@redhat.com>
198 * tree-eh.c (same_handler_p): New fn.
199 (optimize_double_finally): New fn.
200 (refactor_eh_r): New fn.
201 (refactor_eh): New fn.
202 (pass_refactor_eh): New pass.
203 * tree-pass.h: Declare it.
204 * passes.c (init_optimization_passes): Add it.
206 2007-10-03 Doug Kwan <dougkwan@google.com>
207 Richard Guenther <rguenther@suse.de>
210 * dwarf2out.c (reference_to_unused): Disable sanity checking,
211 be conservative instead.
213 2007-10-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
216 * doc/invoke.texi (-fwhole-program): Document that Fortran
217 doesn't support this option.
219 2007-10-02 Richard Sandiford <rsandifo@nildram.co.uk>
222 * expr.c (expand_expr_addr_expr_1): Pass CONSTRUCTORs to
225 2007-10-02 David Daney <ddaney@avtrex.com>
227 * config/mips/mips.md (sync_compare_and_swap<mode>): Handle compare
228 against constant zero.
229 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Handle constant zero
232 2007-09-02 Kenneth Zadeck <zadeck@naturalbridge.com>
234 * ra-conflict.c: New file.
236 * reload.c (push_reload, find_dummy_reload): Change DF_RA_LIVE
237 usage to DF_LIVE usage.
238 * rtlanal.c (subreg_nregs_with_regno): New function.
239 * df-scan.c (df_def_record_1, df_uses_record): Add code to set
240 DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, and DF_REF_SUBREG flags.
241 (df_has_eh_preds): Removed.
242 (df_bb_refs_collect, df_bb_refs_collect, df_bb_refs_collect,
243 df_exit_block_uses_collect): Changed call from df_has_eh_preds to
245 * global.c (allocno, max_allocno, conflicts, allocno_row_words,
246 reg_allocno, EXECUTE_IF_SET_IN_ALLOCNO_SET): Moved to ra.h
247 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Moved to ra-conflicts.c.
248 (regs_set, record_one_conflict, record_conflicts, mark_reg_store,
249 mark_reg_clobber, mark_reg_conflicts, mark_reg_death): Deleted.
250 (global_alloc): Turn off rescanning insns after call to
251 global_conflicts and added call to set_preferences.
252 (global_conflicts): Moved to ra-alloc.c.
253 (set_preferences_1, set_preferences): New function.
254 (mirror_conflicts): Changed types for various variables.
255 (mark_elimination): Change DF_RA_LIVE
256 usage to DF_LIVE usage.
257 (build_insn_chain): Rewritten from scratch and made local.
258 (print_insn_chain, print_insn_chains): New functions.
259 (dump_conflicts): Do not print conflicts for fixed_regs.
260 (rest_of_handle_global_alloc): Turn off insn rescanning.
261 * hard-reg-set.h: Fixed comment.
262 * local-alloc.c (update_equiv_regs): Change DF_RA_LIVE
263 usage to DF_LIVE usage and delete refs to TOP sets.
264 (block_alloc): Mark regs as live if they are in the artificial
265 defs at top of block.
266 (find_stack_regs): New function.
267 (rest_of_handle_local_alloc): Changed urec problem to live
268 problem and do not turn off df rescanning.
269 * df.h (DF_UREC, DF_UREC_BB_INFO, DF_LIVE_TOP, DF_RA_LIVE_IN,
270 DF_RA_LIVE_TOP, DF_RA_LIVE_OUT, df_urec_bb_info, df_urec,
271 df_urec_add_problem, df_urec_get_bb_info, df_has_eh_preds): Removed.
272 (DF_CHAIN, DF_NOTE, DF_CHAIN): Renumbered.
273 (DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, DF_REF_SUBREG): New
274 fields in df_ref_flags. The rest have been renumbered.
275 * init-regs.c (initialize_uninitialized_regs): Enhanced debugging
277 * rtl.h (subreg_nregs_with_regno): New function.
278 * df-problems.c: (df_get_live_out, df_get_live_in,
279 df_get_live_top): Removed reference to DF_RA_LIVE.
280 (df_lr_reset, df_lr_transfer_function, df_live_free_bb_info,
281 df_live_alloc, df_live_reset, df_live_local_finalize,
282 df_live_free): Make top set only if different from in set.
283 (df_lr_top_dump, df_live_top_dump): Only print top set if
284 different from in set.
285 (df_lr_bb_local_compute): Removed unnecessary check.
286 (df_urec_problem_data, df_urec_set_bb_info, df_urec_free_bb_info,
287 df_urec_alloc, df_urec_mark_reg_change, earlyclobber_regclass,
288 df_urec_check_earlyclobber, df_urec_mark_reg_use_for_earlyclobber,
289 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
290 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
291 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
292 df_urec_top_dump, df_urec_bottom_dump, problem_UREC,
293 df_urec_add_problem): Removed.
294 (df_simulate_fixup_sets): Changed call from df_has_eh_preds to
296 * Makefile.in (ra-conflict.o, ra.h): New dependencies.
297 * basic_block.h (bb_has_abnormal_pred): New function.
298 * reload1.c (compute_use_by_pseudos): Change DF_RA_LIVE
299 usage to DF_LIVE usage.
301 2007-10-02 Revital Eres <eres@il.ibm.com>
303 * config/rs6000/predicates.md (easy_vector_constant): Return false
304 for 750CL paired vectors.
305 * config/rs6000/paired.md (movv2sf_paired): Fix move of easy
307 (vec_initv2sf): Add new description.
308 (vconcatsf): Likewise.
309 * config/rs6000/rs6000-protos.h: Declare paired_expand_vector_init.
310 * config/rs6000/rs6000.c (paired_expand_vector_init): New function.
312 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
314 * tree-ssa-sink.c (sink_code_in_bb): Don't stop sinking after
315 sinking the last stmt in a BB.
317 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
320 * tree-sra.c (struct sra_elt): Add in_bitfld_block.
321 (sra_hash_tree): Handle BIT_FIELD_REFs.
322 (sra_elt_hash): Don't hash bitfld blocks.
323 (sra_elt_eq): Skip them in parent compares as well. Handle
325 (build_element_name_1): Handle BIT_FIELD_REFs.
326 (instantiate_element): Propagate nowarn from parents. Create
327 BIT_FIELD_REF for variables that are widened by scalarization.
328 Gimple-zero-initialize all bit-field variables that are not
329 part of parameters that are going to be scalarized on entry.
330 (instantiate_missing_elements_1): Return the sra_elt.
331 (canon_type_for_field): New.
332 (try_instantiate_multiple_fields): New. Infer widest possible
333 access mode from decl or member type, but clip it at word
334 size, and only widen it if a field crosses an alignment
336 (instantiate_missing_elements): Use them.
337 (generate_one_element_ref): Handle BIT_FIELD_REFs.
338 (scalar_bitfield_p): New.
339 (sra_build_assignment): Optimize assignments from scalarizable
340 BIT_FIELD_REFs. Use BITS_BIG_ENDIAN to determine shift
343 (sra_build_bf_assignment): New. Optimize assignments to
344 scalarizable BIT_FIELD_REFs.
345 (sra_build_elt_assignment): New. Optimize BIT_FIELD_REF
346 assignments to full variables.
347 (generate_copy_inout): Use the new macros and functions.
348 (generate_element_copy): Likewise. Handle bitfld differences.
349 (generate_element_zero): Don't recurse for blocks. Use
350 sra_build_elt_assignment.
351 (generate_one_element_init): Take elt instead of var. Use
352 sra_build_elt_assignment.
353 (generate_element_init_1): Adjust.
354 (bitfield_overlap_info): New struct.
355 (bitfield_overlaps_p): New.
356 (sra_explode_bitfield_assignment): New. Adjust widened
357 variables to account for endianness.
358 (sra_sync_for_bitfield_assignment): New.
359 (scalarize_use): Re-expand assignment to/from scalarized
360 BIT_FIELD_REFs. Explode or sync needed members for
361 BIT_FIELD_REFs accesses or assignments. Use REPLDUP.
362 (scalarize_copy): Use REPLDUP.
363 (scalarize_ldst): Move assert before dereference. Adjust EH
365 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
367 2007-10-01 Paolo Bonzini <bonzini@gnu.org>
369 * simplify-rtx.c (comparison_result, simplify_relational_operation_1):
370 Rename CR_* constants to CMP_*. Fix spacing.
372 2007-10-01 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
375 * Makefile.in (build_html_dir/gccinstall): gccinstall.texi needs
376 to be processed with the special script doc/install.texi2html.
378 2007-09-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
380 * doc/invoke.texi (Wall): List the options enabled by Wall.
381 (Wstrict-aliasing): Add missing @option.
383 2007-09-30 Richard Sandiford <rsandifo@nildram.co.uk>
385 * config/mips/mips.c (mips_split_64bit_move): Use gen_rtx_REG_offset
386 rather than gen_lowpart to change a register from DImode to DFmode.
387 (mips_cannot_change_mode_class): Only allow FPRs to change mode if
388 both FROM and TO are integer modes that are no bigger than 4 bytes.
389 (mips_mode_ok_for_mov_fmt_p): New function.
390 (mips_preferred_reload_class): Use it instead of FLOAT_MODE_P.
391 (mips_secondary_reload_class): Tweak formatting and comments.
392 Use reg_class_subset_p instead of direct comparisons with
393 classes. Only allow direct FPR<->FPR moves for modes that
394 satisfy mips_mode_ok_for_mov_fmt_p. Only allow loads and stores
395 for 4- and 8-byte types. Handle reloads in which X is an FPR.
396 * config/mips/mips.md (*movdi_gp32_fp64): Remove f<-f alternative.
397 (*movdi_64bit): Likewise.
398 (*movsi_internal): Likewise.
399 (*movhi_internal): Likewise.
400 (*movqi_internal): Likewise.
402 2007-09-30 Diego Novillo <dnovillo@google.com>
405 * tree-ssa-ter.c (is_replaceable_p): Return false if STMT may
408 2007-09-30 Uros Bizjak <ubizjak@gmail.com>
410 PR tree-optimization/33597
411 * tree-vect-analyze.c (vect_build_slp_tree): Check if optab handler
412 for LSHIFT_EXPR and RSHIFT_EXPR is available for vec_mode.
414 2007-09-28 Uros Bizjak <ubizjak@gmail.com>
416 * config/i386/i386.c (ix86_expand_move): Use can_create_pseudo_p ()
417 instead of variants of (!reload_in_progress && !reload_completed).
418 (x86_expand_vector_move): Ditto.
420 2007-09-28 Ollie Wild <aaw@google.com>
423 2007-09-27 Ollie Wild <aaw@google.com>
425 * varasm.c (compare_constant): Removed call to
426 lang_hooks.expand_constant.
427 (copy_constants): Removed call to lang_hooks.expand_constant.
428 (compute_reloc_for_constant): Removed call to
429 lang_hooks.expand_constant.
430 (output_addressed_constants): Removed call to
431 lang_hooks.expand_constant.
432 (constructor_static_from_elts_p): Removed call to
433 lang_hooks.expand_constant.
434 (output_constant): Removed calls to lang_hooks.expand_constant.
435 * langhooks.h (struct lang_hooks): Removed field expand_constant.
436 * langhooks-def.h (lhd_return_tree): Removed.
437 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
438 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
439 * langhooks.c (lhd_return_tree): Removed.
441 2007-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
444 * config/spu/spu.c (spu_expand_insv): Call copy_rtx on the second
445 argument to gen_selb.
447 2007-09-28 Chao-ying Fu <fu@mips.com>
449 * libgcc-std.ver: Add fixed-point routines to GCC_4.3.0 section.
450 * doc/libgcc.texi (Fixed-point fractional library routines):
451 Fix typos for neg and cmp functions.
453 2007-09-28 Michael Matz <matz@suse.de>
455 PR rtl-optimization/33552
456 * function.c (match_asm_constraints_1): Check for overlap in
457 inputs and replace all occurences.
459 2007-09-28 Richard Sandiford <rsandifo@nildram.co.uk>
461 * config/mips/mips.c (override_options): Fix comment typo.
463 2007-09-28 Jie Zhang <jie.zhang@analog.com>
465 * config.gcc (bfin*-linux-uclibc*): Set extra_parts
466 to "crtbegin.o crtbeginS.o crtend.o crtendS.o".
467 * config/bfin/t-bfin-linux (crti.o): Don't build.
469 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
470 * config/bfin/t-bfin-uclinux (crti.o): Don't build.
472 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
474 2007-09-27 Ollie Wild <aaw@google.com>
476 * varasm.c (compare_constant): Removed call to
477 lang_hooks.expand_constant.
478 (copy_constants): Removed call to lang_hooks.expand_constant.
479 (compute_reloc_for_constant): Removed call to
480 lang_hooks.expand_constant.
481 (output_addressed_constants): Removed call to
482 lang_hooks.expand_constant.
483 (constructor_static_from_elts_p): Removed call to
484 lang_hooks.expand_constant.
485 (output_constant): Removed calls to lang_hooks.expand_constant.
486 * langhooks.h (struct lang_hooks): Removed field expand_constant.
487 * langhooks-def.h (lhd_return_tree): Removed.
488 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
489 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
490 * langhooks.c (lhd_return_tree): Removed.
492 2007-09-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
495 * expr.c (emit_group_load_1): Split constant double when destination
496 length is half source length.
498 2007-09-27 Richard Sandiford <rsandifo@nildram.co.uk>
500 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): New macro.
501 (mips_cpu_info): Add tune_flags.
502 (GENERATE_BRANCHLIKELY): Remove TARGET_SR71K check.
503 * config/mips/mips.c (mips_cpu_info_table): Add tune_flags fields.
505 (override_options): Remove deprecation code. Use branch-likely
506 instructions for optimize_size or if the tuning flags do not
507 suggest otherwise. Tweak warning.
508 (mips_matching_cpu_name_p, mips_parse_cpu): Use ARRAY_SIZE.
510 2007-09-27 Matthias Klose <doko@ubuntu.com>
512 * config/i386/t-linux64 (MULTILIB_OSDIRNAMES): Use ../lib32 as the
513 multilib osdirname if it exists.
514 * config/rs6000/t-linux64 (MULTILIB_OSDIRNAMES): Likewise.
516 2007-09-27 Ian Lance Taylor <iant@google.com>
518 PR tree-optimization/33565
519 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING on
520 assignments of comparisons.
521 * tree-ssa-sccvn.c (simplify_binary_expression): Add stmt
522 parameter. Change caller. Defer overflow warnings around call to
524 * fold-const.c (fold_undefer_overflow_warnings): Don't warn if
525 TREE_NO_WARNING is set on the statement.
526 * tree-ssa-forwprop.c
527 (tree_ssa_forward_propagate_single_use_vars): Don't test
528 TREE_NO_WARNING when calling fold_undefer_overflow_warnings.
529 * tree-cfg.c (fold_cond_expr_cond): Likewise.
531 2007-09-27 Joseph Myers <joseph@codesourcery.com>
533 * config/rs6000/rs6000.c (rs6000_legitimize_address): Do not
534 reduce offset by units of 0x10000 for SPE vector modes or modes
535 used with E500 double instructions.
537 2007-09-04 Paolo Bonzini <bonzini@gnu.org>
539 * simplify-rtx.c (comparison_result): New.
540 (simplify_const_relational_operation): Use it instead of the five
541 "equal|op[01]ltu?" variables; consequently remove redundant "else"s.
542 Improve bounds-checking optimizations; remove subsumed POPCOUNT
543 optimizations. Extract nonzero_address_p optimizations into a
544 separate "if" together with optimizations where op1 is const0_rtx.
545 Optimize comparing an IOR with zero. Simplify op0 RELOP op0 for
546 floating-point arguments too when appropriate. Hoist test for ABS
547 outside the final switch statement.
548 * cse.c (fold_rtx): Don't look for an IOR equivalent of
549 folded_arg0 if we found a constant equivalent. Remove
550 transformations done in simplify-rtx.c for "op0 RELOP op0".
552 2007-09-27 Jakub Jelinek <jakub@redhat.com>
554 * builtins.c (expand_builtin, expand_builtin_object_size,
555 expand_builtin_memory_chk, maybe_emit_chk_warning,
556 maybe_emit_sprintf_chk_warning): Use new %K format string specifier
558 * expr.c (expand_expr_real_1): Likewise.
559 * langhooks-def.h (struct diagnostic_info): Add forward decl.
560 (lhd_print_error_function): Add third argument.
561 * langhooks.h (struct diagnostic_info): Add forward decl.
562 (struct lang_hooks): Add third argument to print_error_function.
563 * diagnostic.h (diagnostic_info): Add abstract_origin field.
564 (diagnostic_last_function_changed, diagnostic_set_last_function): Add
566 (diagnostic_report_current_function): Likewise.
567 * toplev.c (announce_function): Pass NULL as second argument to
568 diagnostic_set_last_function.
569 * diagnostic.c (diagnostic_report_current_function): Add second
570 argument, pass it as third argument to lang_hooks.print_error_function.
571 (default_diagnostic_starter): Pass DIAGNOSTIC as second argument
572 to diagnostic_report_current_function.
573 (diagnostic_report_diagnostic): Initialize diagnostic->abstract_origin
574 and message.abstract_origin.
575 (verbatim): Initialize abstract_origin.
576 * pretty-print.h (text_info): Add abstract_origin field.
577 * pretty-print.c (pp_base_format): Handle %K.
578 * langhooks.c (lhd_print_error_function): Add third argument. If
579 diagnostic->abstract_origin, print virtual backtrace.
580 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
581 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Support %K.
582 (init_dynamic_diag_info): Likewise.
584 2007-09-26 David Daney <ddaney@avtrex.com>
587 * config/mips/mips.md (sync_compare_and_swap<mode>, sync_old_add<mode>,
588 sync_new_add<mode>, sync_old_<optab><mode>, sync_new_<optab><mode>,
589 sync_old_nand<mode>, sync_new_nand<mode>,
590 sync_lock_test_and_set<mode>): Fix '&' constraint modifiers.
591 Update length attributes.
592 (sync_add<mode>, sync_sub<mode>, sync_old_sub<mode>,
593 sync_new_sub<mode>, sync_<optab><mode>, sync_nand<mode>): Update
595 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP,
596 MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND,
597 MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Add
600 2007-09-26 Richard Guenther <rguenther@suse.de>
602 PR tree-optimization/33563
603 * tree-ssa-dse.c (get_use_of_stmt_lhs): Rename to ...
604 (get_kill_of_stmt_lhs): ... this. Re-structure. Handle
606 (dse_optimize_stmt): Call get_kill_of_stmt_lhs instead of
609 2007-09-26 Joseph Myers <joseph@codesourcery.com>
612 * c-common.c (complete_array_type): Diagnose too-large arrays and
613 set type to error_mark_node.
615 2007-09-26 Richard Guenther <rguenther@suse.de>
617 PR tree-optimization/30375
618 PR tree-optimization/33560
619 * tree-ssa-dse.c (get_use_of_stmt_lhs): Give up on uses
623 2006-05-22 Aldy Hernandez <aldyh@redhat.com>
625 * tree-ssa-dse.c (aggregate_vardecl_d): New.
626 (dse_global_data): Add aggregate_vardecl field.
627 (dse_possible_dead_store_p): New.
628 Add prev_defvar variable.
629 Allow immediate uses and previous immediate uses to differ
630 if they are setting different parts of the whole.
631 (get_aggregate_vardecl): New.
632 (dse_record_partial_aggregate_store): New.
633 (dse_whole_aggregate_clobbered_p): New.
634 (dse_partial_kill_p): New.
635 Call dse_maybe_record_aggregate_store().
636 When checking whether a STMT and its USE_STMT refer to the
637 same memory address, check also for partial kills that clobber
639 Move some variable definitions to the block where they are used.
640 (aggregate_vardecl_hash): New.
641 (aggregate_vardecl_eq): New.
642 (aggregate_vardecl_free): New.
643 (aggregate_whole_store_p): New.
644 (tree_ssa_dse): Initialize and free aggregate_vardecl.
645 Mark which aggregate stores we care about.
647 2007-09-25 DJ Delorie <dj@redhat.com>
650 * config/m32c/m32c.c (m32c_immd_dbl_mov): Use INTVAL instead of
653 2007-09-25 Michael Meissner <michael.meissner@amd.com>
656 * config/i386/i386.c (ix86_expand_sse5_unpack): Change to call
657 gen_sse5_pperm_sign_v4si_v2di and gen_sse5_pperm_zero_v4si_v2di
658 for vector int32 -> int64 conversions. Don't write beyond the end
659 of the allocated vector for int32 -> int64 conversions.
661 2007-09-25 Revital Eres <eres@il.ibm.com>
663 * config/rs6000/paired.h (paired_sel): New.
664 * config/rs6000/rs6000.c (bdesc_3arg): Add selv2sf4.
665 (rs6000_expand_ternop_builtin): Pass zero const_double operand
666 when expanding selv2sf.
667 * config/rs6000/rs6000.h (rs6000_builtins): Add
668 PAIRED_BUILTIN_SELV2SF4.
670 2007-09-25 Joseph Myers <joseph@codesourcery.com>
673 * c-typeck.c (default_conversion): Call require_complete_type
674 before perform_integral_promotions.
675 (build_unary_op): Call require_complete_type except for ADDR_EXPR.
676 (build_c_cast): Call require_complete_type except for casts to
678 (convert_for_assignment): Call require_complete_type.
680 2007-09-25 Revital Eres <eres@il.ibm.com>
682 * config/spu/spu.md: Fix doloop pattern.
684 2007-09-25 Bernd Schmidt <bernd.schmidt@analog.com>
686 * config/bfin/bfin.c (expand_prologue_reg_save,
687 expand_epilogue_reg_restore): Code to save and restore I/M/B/L regs and
689 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
690 ... from here. New argument ALL; callers changed.
691 (n_regs_saved_by_prologue): Count ASTAT for plain saveall functions.
692 (bfin_expand_prologue, bfin_expand_epilogue): Deal with functions that
693 have the "saveall" attribute.
695 2007-09-25 Hans-Peter Nilsson <hp@bitrange.com>
697 * config/mmix/mmix.h (FUNCTION_INCOMING_ARG_REGNO_P): Don't define
699 (INCOMING_REGNO, OUTGOING_REGNO): Define.
700 * config/mmix/mmix.c (mmix_opposite_regno): New function.
701 * config/mmix/mmix-protos.h (mmix_opposite_regno): Prototype.
703 * config/mmix/mmix.md ("*cmpcc_folded"): In condition, gate
704 with REG_P tests before REGNO access.
706 2007-09-24 DJ Delorie <dj@redhat.com>
709 * config/m32c/cond.md (stzx_reversed_<mode>): Add an output
711 (movqicc_<code>_<mode>): Likewise.
712 (movhicc_<code>_<mode>): Likewise.
714 2007-09-24 Rask Ingemann Lambertsen <rask@sygehus.dk>
717 * config/m32c/m32c.c (m32c_eh_return_data_regno): Leave an address
720 2007-09-24 Danny Smith <dannysmith@user.sourceforge.net>
723 * config/i386/i386.c (ix86_comp_type_attributes): Check
726 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
728 * config/m68k/m68k.h (ASM_OUTPUT_ALIGN_WITH_NOP): New, use
729 "move.l %a4,%a4" to produce nops.
730 * config/m68k/m68k.c (override_options): Reset align options,
731 if neccessary align macro isn't avaible.
733 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
735 config/m68k/linux.h (PREFERRED_STACK_BOUNDARY): New.
737 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
739 * config/m68k/m68k.c (strict_low_part_peephole_ok): Don't leave
741 * config/m68k/m68k.md (movsi_m68k): Allow certain constant when
743 (peephole pattern): Convert most of them to RTL peephole pattern.
745 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
747 * config/m68k/m68k.c (notice_update_cc): Recognize fp compare
748 (moved from fp compare patterns).
749 * config/m68k/m68k.md (cmp<mode>, cmp<mode>_68881, cmp<mode>_cf):
750 Cleanup predicates to relieve reload.
751 (conditional_trap): Reject conditional trap with fp condition.
752 * gcc/config/m68k/predicates.md (fp_src_operand): New, reject
753 certain constants early.
755 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
757 * gcc/final.c (final_scan_insn): Remove accidentally duplicated code.
759 2007-09-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
761 * config.gcc (powerpc*-*-*): --with-cpu=cell is a 64bit CPU.
762 Allow --with-tune=cell and --with-cpu=cell.
764 2007-09-24 David Edelsohn <edelsohn@gnu.org>
766 * config/rs6000/rs6000-protos.h (rs6000_emit_swrsqrtsf): Declare.
767 * config/rs6000/rs6000.opt (swdiv): Change option to ...
769 * config/rs6000/rs6000.c (rs6000_builtin_reciprocal): New
771 (TARGET_BUILTIN_RECIPROCAL): Use it.
772 (rs6000_builtin_expand): Expand recip, recipf, and rsqrtf.
773 (rs6000_init_builtins): Initialize recip, recipf, and rsqrtf.
774 (rs6000_emit_swrsqrtsf): New.
775 * config/rs6000/rs6000.h (rs6000_builtins): Add recip, recipf, and
777 * config/rs6000/rs6000.md (UNSPEC_RSQRT): Define.
778 (divsf3): Remove swdiv support.
781 (rsqrt_internal1): New.
782 (divdf3): Remove swdiv support.
785 2007-09-24 Jakub Jelinek <jakub@redhat.com>
788 * langhooks.h (struct lang_hooks_for_types): Add type_hash_eq
790 * langhooks-def.h (LANG_HOOKS_TYPE_HASH_EQ): Define.
791 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_TYPE_HASH_EQ.
792 * tree.c (type_hash_eq): For FUNCTION_TYPE use
793 lang_hooks.type.type_hash_eq in addition to generic tests.
795 2007-09-24 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
796 Ramana Radhakrishnan <ramana@hercules.pun.celunite.com>
798 * tree-inline.h (eni_weights): Add field target_builtin_cost to
799 reflect the cost per call to a target specific builtin.
800 * tree-inline.c (estimate_num_insns_1): If it is a CALL_EXPR for a
801 call to a target specific builtin, then use target_builtin_call_cost.
802 (init_inline_once): Initialize target_builtin_call_cost field.
804 2007-09-24 Kai Tietz <kai.tietz@onevision.com>
807 * config/i386/i386.c (return_in_memory_ms_64): Handle return types for
810 2007-09-23 H.J. Lu <hongjiu.lu@intel.com>
812 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
813 * configure: Regenerated.
815 2007-09-23 Ollie Wild <aaw@google.com>
817 * fold-const.c (fold_binary): Fold BIT_AND_EXPR's with a pointer
819 (get_pointer_modulus_and_residue): New function.
821 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
823 * config/mips/mips.c (build_mips16_call_stub): On 64-bit targets,
824 combine an SC return value into a single register.
826 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
828 * opth-gen.awk (target_flags_explicit): Declare.
829 * toplev.h (target_flags_explicit): Delete declaration.
830 * toplev.c (target_flags): Likewise.
831 * config/mips/mips.h (mips_llsc_setting, mips_llsc): Delete.
832 (GENERATE_SYNC, GENERATE_LL_SC): Redefine using target_explicit_flags.
833 Never return true for TARGET_MIPS16.
834 * config/mips/mips.c (mips_llsc): Delete.
835 (mips_handle_option): Remove -mllsc handling.
836 (mips_strip_unspec_address): Tweak comment.
837 * config/mips/mips.opt (mllsc): Use a target mask.
839 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
841 * doc/tm.texi (POINTERS_EXTEND_UNSIGNED): Document extensions to
842 word_mode as well as Pmode.
844 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
846 * function.c (assign_parm_setup_block): Explicitly convert BLKmode
847 parameters from word_mode to the subword type if such a truncation
850 2007-09-23 Jakub Jelinek <jakub@redhat.com>
852 * configure.ac (MAKEINFO): Handle makeinfo version 4.10 and above.
853 * configure: Regenerated.
855 2007-09-23 Jan Hubicka <jh@suse.cz>
857 * params.def (INLINE_CALL_COST): Set to 12.
858 * invoke.texi (inline-call-cost): Update default value.
860 2007-09-23 Eric Botcazou <ebotcazou@adacore.com>
862 * config/alpha/alpha.md (movti): Use operand_subword for the split.
864 2007-09-23 Ayal Zaks <zaks@il.ibm.com>
865 Revital Eres <eres@il.ibm.com>
867 * modulo-sched.c (doloop_register_get): Rewrite the loop which
868 checks whether the count_reg is found outside the control part.
870 2007-09-23 Jakub Jelinek <jakub@redhat.com>
872 * expr.c (expand_expr_real_1) <case CALL_EXPR>: Use get_callee_fndecl
873 instead of checking CALL_EXPR_FN directly to test for builtins.
874 If error or warning attributes are present, print
876 * c-common.c (handle_error_attribute): New function.
877 (c_common_attribute_table): Add error and warning
879 * doc/extend.texi: Document error and warning attributes.
881 * tree.h (block_nonartificial_location): New prototype.
882 * tree.c (block_nonartificial_location): New function.
883 * dwarf2out.c (gen_subprogram_die): Add DW_AT_artificial
884 if artificial attribute is present on abstract inline decl.
885 * c-common.c (handle_artificial_attribute): New function.
886 (c_common_attribute_table): Add artificial attribute.
887 * final.c (override_filename, override_linenum): New variables.
888 (final_scan_insn): For DBX_DEBUG or SDB_DEBUG, set override_filename
889 and override_linenum if inside of a block inlined from
890 __attribute__((__artificial__)) function.
891 (notice_source_line): Honor override_filename and override_linenum.
892 * doc/extend.texi: Document __attribute__((__artificial__)).
893 * config/i386/emmintrin.h: Add __artificial__ attribute to
894 all __always_inline__ functions.
895 * config/i386/mmintrin.h: Likewise.
896 * config/i386/tmmintrin.h: Likewise.
897 * config/i386/mm3dnow.h: Likewise.
898 * config/i386/pmmintrin.h: Likewise.
899 * config/i386/ammintrin.h: Likewise.
900 * config/i386/xmmintrin.h: Likewise.
901 * config/i386/smmintrin.h: Likewise.
902 * config/i386/bmmintrin.h: Likewise.
903 * config/i386/mmintrin-common.h: Likewise.
906 * expr.c (expand_constructor): New function.
907 (expand_expr_real_1) <case CONSTRUCTOR>: Call it.
908 (expand_expr_real_1) <case ARRAY_REF>: Call it if VALUE is
911 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
913 * config/mips/mips.c (dump_constants_1): Generalize to include
914 fractional and accumulator modes.
916 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
918 * config/mips/mips.h (ISA_HAS_DSP, ISA_HAS_DSPR2): New macros.
919 * config/mips/mips.c (mips_set_mips16_mode): Don't clear the DSP
921 (override_options): Check TARGET_HARD_FLOAT_ABI instead of
922 TARGET_HARD_FLOAT when testing whether -mpaired-single is
924 (mips_conditional_register_usage): Check ISA_HAS_DSP instead of
926 * config/mips/constraints.md (ka): Check ISA_HAS_DSPR2 instead of
928 * config/mips/mips.md (ANYF): Require TARGET_HARD_FLOAT for V2SF.
929 (mulv2sf3, movv2sf, movv2sf_hardfloat_64bit): Require
931 (<u>mulsidi3_32bit_internal, <u>msubsidi4, <u>maddsidi4): Check
932 ISA_HAS_DSPR2 instead of TARGET_HAS_DSPR2.
933 * config/mips/mips-dsp.md: Use ISA_HAS_DSP instead of TARGET_HAS_DSP
935 * config/mips/mips-dspr2.md: Likewise ISA_HAS_DSPR2 and
937 * config/mips/mips-fixed.md: Use ISA_HAS_DSP and ISA_HAS_DSPR2
938 instead of TARGET_HAS_DSP and TARGET_HAS_DSPR2.
939 * config/mips/mips-ps-3d.md: Add TARGET_HARD_FLOAT to V2SF patterns.
941 2007-09-22 Jason Merrill <jason@redhat.com>
944 * attribs.c (lookup_attribute_spec): Split out...
945 (decl_attributes): From here.
946 * tree.h: Declare it.
948 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
950 * doc/sourcebuild.texi: Document dg-add-options mips16_attribute.
952 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
954 * tree-inline.c (remap_type_1): Correctly chain variants.
956 2007-09-22 Richard Guenther <rguenther@suse.de>
958 PR tree-optimization/33146
959 * fold-const.c (fold_binary): Use the original tree
961 * tree.h (STRIP_SIGN_NOPS): Converting from or to pointer
964 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
967 * except.c (finish_eh_generation): Call commit_edge_insertions if
968 there are insns queued on the entry edge.
969 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns on
972 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
974 * doc/sourcebuild.texi (dg-add-c99-runtime-options): Document.
976 2007-09-19 Michael Meissner <michael.meissner@amd.com>
978 * gcc/config/i386/i386.c: Delete trailing whitespace.
979 * gcc/config/i386/i386.h: Ditto.
980 * gcc/config/i386/bmmintrin.h: Ditto.
981 * gcc/config/i386/sync.md: Ditto.
982 * gcc/config/i386/ppro.md: Ditto.
983 * gcc/config/i386/mmx.md: Ditto.
984 * gcc/config/i386/constraints.md: Ditto.
985 * gcc/config/i386/sse.md: Ditto.
986 * gcc/config/i386/athlon.md: Ditto.
987 * gcc/config/i386/i386.md: Ditto.
989 2007-09-21 Richard Guenther <rguenther@suse.de>
991 PR tree-optimization/33508
992 * tree-ssa-alias.c (mark_aliases_call_clobbered): Avoid
993 quadratic loop by keeping a bitmap of variables we have
994 to clobber all subvariables for.
995 (set_initial_properties): Likewise.
997 2007-09-21 Richard Sandiford <rsandifo@nildram.co.uk>
999 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Delete.
1001 2007-09-20 Nigel Stephens <nigel@mips.com>
1002 Chao-ying Fu <fu@mips.com>
1004 * c-decl.c (finish_declspecs): When _Sat is used without
1005 _Fract or _Accum, set the default type to cts_fract.
1006 This avoids a warning of "type defaults to int".
1008 2007-09-20 Joseph Myers <joseph@codesourcery.com>
1010 * c-decl.c (check_bitfield_type_and_width): Don't allow _Bool
1011 bit-fields wider than one bit.
1013 2007-09-20 Jakub Jelinek <jakub@redhat.com>
1016 * dwarf2out.c (modified_type_die): Handle TYPE_DECL with NULL
1018 * dbxout.c (dbxout_type): Likewise.
1022 * gimplify.c (gimplify_vla_decl): New function.
1023 (gimplify_decl_expr): Move VLA decl handling to gimplify_vla_decl.
1025 (gimplify_target_expr): Handle variable length TARGET_EXPRs.
1027 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
1029 * doc/invoke.texi (-minterlink-mips16): Document.
1030 * config/mips/mips.opt (minterlink-mips16): New option.
1031 * config/mips/mips.c (mips_function_ok_for_sibcall): Handle
1034 2007-09-20 Joseph Myers <joseph@codesourcery.com>
1036 * doc/extend.texi (Attribute Syntax): Remove old speculative
1039 2007-09-20 Mark Shinwell <shinwell@codesourcery.com>
1041 * combine.c: Include cgraph.h.
1042 (setup_incoming_promotions): Rework to allow more aggressive
1043 elimination of sign extensions when all call sites of the
1044 current function are known to lie within the current unit.
1046 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
1048 * dse.c (find_shift_sequence): No-op rework of control flow.
1050 2007-09-19 Richard Sandiford <rsandifo@nildram.co.uk>
1052 * config/mips/mips.c (build_mips16_call_stub): Tidy. Fix second
1053 GPR for DCmode on 64-bit targets. Remove redundant fallback.
1055 2007-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
1057 * cfgexpand.c (dump_stack_var_partition): Use the correct
1058 index for the offset.
1060 2007-09-19 Joseph Myers <joseph@codesourcery.com>
1062 * config/mips/sde.h: Switch to GPLv3.
1064 2007-09-19 Eric Botcazou <ebotcazou@adacore.com>
1066 * tree-sra.c (decide_block_copy): Decide if there are groups.
1068 2007-09-19 Roman Zippel <zippel@linux-m68k.org>
1070 * config/m68k/m68k.c (output_move_himode): Remove jump table
1072 config/m68k/m68k.md (lea): Likewise.
1073 * config/m68k/m68k.c (print_operand_address): Use simple pc
1074 relative addressing.
1076 2007-09-19 Bernd Schmidt <bernd.schmidt@analog.com>
1078 * doc/tm.texi (IS_ASM_LOGICAL_LINE_SEPARATOR): Document new argument.
1079 * final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide two-argument
1081 (asm_insn_count): Pass template as second argument to it.
1082 * config/avr/avr.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
1083 * config/pa/pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
1084 * config/stormy16/stormy16.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
1085 * config/cris/cris.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
1086 * config/sh/sh.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
1087 (sh_insn_length_adjustment): Pass template as second argument to it.
1088 * config/bfin/bfin.h (IS_ASM_LOGICAL_LINE_SEPARATOR): New macro.
1090 * config/bfin/bfin.md (define_asm_attributes): New.
1092 2007-09-19 Jie Zhang <jie.zhang@analog.com>
1094 * config.gcc (bfin*-linux-uclibc*): Add ./linux-sysroot-suffix.h
1096 * config/bfin/print-sysroot-suffix.sh: New.
1097 * config/bfin/t-bfin-elf (EXTRA_PARTS): Remove.
1098 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
1099 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
1100 * config/bfin/t-bfin-uclinux (EXTRA_PARTS): Remove.
1101 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
1102 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
1103 * config/bfin/t-bfin-linux (EXTRA_PARTS): Remove.
1104 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
1105 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
1106 (linux-sysroot-suffix.h): New target.
1107 * config/bfin/bfin.opt (mcsync-anomaly): Use Var instead of Mask.
1108 (mspecld-anomaly): Likewise.
1109 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Renamed from
1110 (enum bfin_cpu): ... this. Add BFIN_CPU_BF522, BFIN_CPU_BF525,
1111 BFIN_CPU_BF527, BFIN_CPU_BF538, BFIN_CPU_BF539, BFIN_CPU_BF542,
1112 BFIN_CPU_BF544, BFIN_CPU_BF548, and BFIN_CPU_BF549.
1113 (bfin_si_revision): Declare.
1114 (bfin_workarounds): Declare.
1115 (WA_SPECULATIVE_LOADS): Define.
1116 (ENABLE_WA_SPECULATIVE_LOADS): Define.
1117 (WA_SPECULATIVE_SYNCS): Define.
1118 (ENABLE_WA_SPECULATIVE_SYNCS): Define.
1119 * config/bfin/elf.h (STARTFILE_SPEC): Rename crt532.o to basiccrt.o.
1120 (LIB_SPEC): Add %s to the linker scripts.
1121 Use proper linker script for bf522, bf525, bf527,
1122 bf538, bf539, bf542, bf544, bf548, and bf549.
1123 * config/bfin/bfin.c (bfin_si_revision): Define.
1124 (bfin_workarounds): Define.
1125 (struct bfin_cpu): New.
1127 (bfin_handle_option): Handle silicon revision part of -mcpu option.
1128 (override_options): Set bfin_workarounds.
1129 (length_for_loop): Replace TARGET_CSYNC_ANOMALY with
1130 ENABLE_WA_SPECULATIVE_SYNCS, TARGET_SPECLD_ANOMALY with
1131 ENABLE_WA_SPECULATIVE_LOADS.
1132 (bfin_reorg): Likewise.
1133 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
1134 macros for bf522, bf525, bf527, bf538, bf539,
1135 bf542, bf544, bf548, and bf549.
1136 Define __SILICON_REVISION__ and __WORKAROUND_* macros if needed.
1137 Don't define __ID_SHARED_LIB__ when -msep-data.
1138 (TARGET_DEFAULT): Define as 0.
1139 (DRIVER_SELF_SPECS): Add -mcpu=bf532 if no -mcpu option.
1140 * doc/invoke.texi (Blackfin Options): Document silicon
1141 revision part of -mcpu option and it now accepts bf522, bf525,
1142 bf527, bf538, bf539, bf542, bf544, bf548, and bf549.
1144 2007-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1146 * alias.c (memory_modified_1): Deconstify.
1147 (memory_modified_in_insn_p): Don't use const_note_stores.
1148 * rtl.h (const_note_stores): Delete.
1149 * rtlanal.c (const_note_stores): Likewise.
1151 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
1153 * dse.c (find_shift_sequence): Temporarily revert to forbidding
1156 2007-09-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
1160 * config/fr30/fr30.md (addsi3): Check REG_P() before calling REGNO().
1161 (addsi_small_int): Likewise.
1162 (addsi_big_int): Use rtx_equal_p() instead of REGNO() comparison.
1163 (one_cmplsi2): Likewise.
1165 (enter_func): Expand insn using hard_frame_pointer_rtx and
1168 * config/fr30/fr30.c (fr30_expand_prologue): Check for
1169 hard_frame_pointer_rtx instead of using REGNO() check.
1170 Properly sign extend GEN_INT() argument.
1172 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
1174 * config/m68k/m68k.c (override_options): Remove USE_GAS,
1176 (output_dbcc_and_branch, output_scc_di): Replace all jbcc
1177 alternatives with just jcc.
1178 * config/m68k/m68k.md (addsi_lshrsi_31, beq0_di, bne0_di,
1179 bge0_di, blt0_di, bgtu, bltu, bgeu, bleu, bgtu_rev,
1180 bltu_rev, bgeu_rev, bleu_rev, jump, dbne_hi, dbne_si,
1181 dbge_hi, dbge_si): Likewise.
1183 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
1185 * config/m68k/m68k.md (beq, bne, bgt, blt, bge, ble, bordered,
1186 bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, beq_rev,
1187 bne_rev, bgt_rev, blt_rev, bge_rev, ble_rev, bordered_rev,
1188 bunordered_rev, buneq_rev, bunge_rev, bungt_rev, bunle_rev,
1189 bunlt_rev, bltgt_rev): Replace all fbcc with fjcc.
1191 2007-09-18 Maxim Kuvyrkov <maxim@codesourcery.com>
1193 * config/m68k/m68k-devices.def (51qe): New device.
1194 * config/m68k/m68k.c (FL_FOR_isa_c): Remove division unit. Add it
1195 to all uses of FL_FOR_isa_c for compatibility.
1196 (all_microarchs): Add cfv1 microarchitecture.
1197 (m68k_handle_option): Handle m51qe option.
1198 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Handle 51QE.
1199 (TUNE_CFV1): New macro.
1200 (enum uarch_type): Add ucfv1.
1201 * doc/invoke.texi: Document 51qe device and cfv1 microarchitecture.
1203 2007-09-18 Richard Guenther <rguenther@suse.de>
1205 PR tree-optimization/31863
1206 * tree-ssa-structalias.c (create_variable_info_for): Always
1207 free the fieldstack.
1209 2007-09-18 Dorit Nuzman <dorit@il.ibm.com>
1211 * opts.c (decode_options): Enable vectorization under -O3.
1213 2007-09-18 Richard Guenther <rguenther@suse.de>
1215 PR tree-optimization/33340
1216 * tree-ssa-sccvn.c (set_ssa_val_to): Do not set values to
1217 SSA_NAMEs that occur in abnormal PHI nodes.
1219 2007-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1221 * tree-cfg.c (is_ctrl_altering_stmt, tree_block_ends_with_call_p):
1222 Don't use const_get_call_expr_in.
1223 * tree-gimple.c (const_get_call_expr_in): Delete.
1224 * tree-gimple.h (const_get_call_expr_in): Likewise.
1226 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
1228 * df-scan.c (df_notes_rescan): Do nothing if the instruction does
1229 not yet have a basic block.
1230 * dse.c (find_shift_sequence): Don't set DF_NO_INSN_RESCAN.
1232 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
1234 * config/mips/mips.c (mips_file_start): Add ".previous" directives
1235 to both ".section"s.
1237 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
1239 * config/mips/mips.c (mips_output_mi_thunk): Use
1240 mips_function_ok_for_sibcall and const_call_insn_operand
1241 to determine if a direct sibcall is allowed. Use
1242 mips_classify_symbol to determine a global pointer is needed.
1244 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
1246 * config/mips/mips.md (*clear_upper32): Use "W" as the memory operand.
1248 2007-09-17 Chao-ying Fu <fu@mips.com>
1249 Nigel Stephens <nigel@mips.com>
1251 * config/fixed-bit.h: New file.
1252 * config/fixed-bit.c: New file.
1253 * doc/libgcc.texi (Fixed-point fractional library routines): New node.
1255 2007-09-18 Jakub Jelinek <jakub@redhat.com>
1257 * c-format.h (format_kind_info): Add alloc_char field.
1258 * c-format.c (scanf_flag_specs): Add 'm'.
1259 (scanf_flag_pairs): Add 'a', 'm' pair.
1260 (scan_char_table): Allow 'm' modifier for c, s, [, C and S.
1261 (format_types_orig): Add alloc_char fields.
1262 (check_format_info_main): Rename aflag to alloc_flag.
1263 Handle fki->alloc_char. modifier after width and before length
1264 modifiers. Move FMT_FLAG_SCANF_A_KLUDGE handling before
1265 length modifiers as well.
1266 * config/sol2-c.c (solaris_format_types): Add alloc_char field.
1269 * builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
1270 returned by build_call_expr.
1272 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
1274 * tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
1275 NULL for variable-sized records too.
1276 (sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
1278 2007-09-17 Tom Tromey <tromey@redhat.com>
1280 * c-decl.c (pushdecl): Don't set DECL_LANG_SPECIFIC.
1281 (c_builtin_function): Likewise.
1282 (grokdeclarator): Likewise.
1284 2007-09-17 Zdenek Dvorak <ook@ucw.cz>
1286 PR rtl-optimization/26449
1287 * loop-invariant.c (move_invariant_reg): Do not use force_operand.
1288 (seq_insns_valid_p): Removed.
1290 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
1292 * tree-nomudflap.c (gate_mudflap): New static function.
1293 (pass_mudflap_1): Use it as gate function.
1294 (pass_mudflap_2): Likewise.
1296 2007-09-17 Jan Hubicka <jh@suse.cz>
1300 * loop-invariant.c (move_invariant_reg): Unshare sequence.
1302 2007-09-17 Victor Kaplansky <victork@il.ibm.com>
1304 PR tree-optimization/33319
1305 * tree-vect-analyze.c (vect_same_range_drs): New.
1306 (vect_vfa_range_equal): New.
1307 (vect_is_duplicate_ddr): Removed.
1308 (vect_mark_for_runtime_alias_test): Do not perform marking when
1309 optimizing for size or max_param for alias checking is zero.
1310 Move the function before vect_analyze_data_ref_dependence.
1311 (vect_analyze_data_ref_dependence): Add call to
1312 vect_mark_for_runtime_alias_test in two cases when dependence
1314 (vect_analyze_data_ref_dependences): Do not call to
1315 vect_mark_for_runtime_alias_test.
1316 (vect_prune_runtime_alias_test_list): New.
1317 (vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
1318 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
1319 Update vec_outside_cost.
1320 (vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
1321 (vect_create_cond_for_alias_checks): Build the base address of data
1322 reference from DR_GROUP_FIRST_DR.
1323 (vect_loop_versioning): New.
1324 (vect_transform_loop): Add a call to vect_loop_versioning.
1325 Remove factored out code.
1327 2007-09-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1330 * expr.c (store_expr): Call adjust_address to change mode of dest_mem
1333 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
1335 * dse.c (find_shift_sequence): Allow word as well as subword shifts.
1336 Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
1337 Fix the call to insn_rtx_cost. Skip access sizes that require a
1338 real truncation of the store register. Use convert_move instead
1339 of gen_lowpart when narrowing the result.
1340 (replace_read): Use convert_move instead of gen_lowpart when
1341 narrowing the store rhs.
1343 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
1345 * config/mips/mips.md (SHORT): Fix long line.
1346 (SUBDI): New mode iterator. Extend the shift-and-truncate insns
1347 to QImode and HImode.
1349 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
1351 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
1353 2007-09-15 Zdenek Dvorak <ook@ucw.cz>
1355 * tree-parloops.c: New file.
1356 * tree-ssa-operands.h (free_stmt_operands): Declare.
1357 * tree-ssa-loop-manip.c (split_loop_exit_edge): Return the new basic
1359 * tree-pass.h (pass_parallelize_loops): Declare.
1360 * omp-low.c (expand_omp_parallel, expand_omp_for): Update SSA form for
1362 (build_omp_regions_1): Allow analysing just a single OMP region and
1364 ( build_omp_regions_root, omp_expand_local): New functions.
1365 (build_omp_regions): Add argument to build_omp_regions_1 call.
1366 * builtins.def (DEF_GOMP_BUILTIN): Initialize OMP builtins when
1367 autoparallelization is run.
1368 * timevar.def (TV_TREE_PARALLELIZE_LOOPS): New.
1369 * tree-ssa-loop.c (gate_tree_parallelize_loops, tree_parallelize_loops,
1370 pass_parallelize_loops): New.
1371 * common.opt (ftree-parallelize-loops): New.
1372 * tree-flow.h (omp_expand_local, tree_duplicate_sese_tail,
1373 parallelize_loops): Declare.
1374 (add_phi_args_after_copy, split_loop_exit_edge): Declaration changed.
1375 * Makefile.in (tree-parloops.o): Added.
1376 * tree-cfg.c (add_phi_args_after_copy_edge, tree_duplicate_sese_tail):
1378 (add_phi_args_after_copy_bb): Use add_phi_args_after_copy_edge.
1379 (add_phi_args_after_copy): Call add_phi_args_after_copy_edge for
1380 one extra edge as well.
1381 (tree_duplicate_sese_region): Add argument to add_phi_args_after_copy.
1382 Use VEC_free to free doms vector.
1383 (move_block_to_fn): Update loop info. Remove phi nodes for virtual
1384 operands. Recompute operand caches in the new function.
1385 (move_sese_region_to_fn): Update loop info.
1386 * passes.c (init_optimization_passes): Add pass_parallelize_loops.
1387 * tree-ssa-operands.c (free_stmt_operands): New function.
1389 * doc/passes.texi: Document autoparallelization.
1390 * doc/invoke.texi (-ftree-parallelize-loops): New option.
1392 2007-09-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1395 * pa.c (function_value): Use GET_MODE_BITSIZE instead of
1398 2007-09-15 Dorit Nuzman <dorit@il.ibm.com>
1400 * tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
1401 the VEC is not NULL.
1402 (vectorizable_type_demotion, vectorizable_type_promotion): Check that
1403 get_vectype_for_scalar_type succeeded.
1404 (vectorizable_conversion): Likewise.
1406 2007-09-14 Jan Hubicka <jh@suse.cz>
1408 * config/i386/i386.md (*floatdi<mode>2_i387): Guard against
1411 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
1414 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary
1415 register when operands[2] equals operands[1].
1416 (remainderxf3): Ditto.
1418 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
1419 Nigel Stephens <nigel@mips.com>
1421 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
1422 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
1423 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to
1425 (_Unwind_ForcedUnwind): Likewise.
1426 (_Unwind_Resume): Likewise.
1427 (_Unwind_Resume_or_Rethrow): Likewise.
1428 (_Unwind_Backtrace): Likewise.
1429 (_Unwind_SjLj_RaiseException): Likewise.
1430 (_Unwind_SjLj_ForcedUnwind): Likewise.
1431 (_Unwind_SjLj_Resume): Likewise.
1432 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
1433 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
1435 (_Unwind_ForcedUnwind): Likewise.
1436 (_Unwind_Resume): Likewise.
1437 (_Unwind_Resume_or_Rethrow): Likewise.
1438 (_Unwind_Backtrace): Likewise.
1439 * unwind-compat.c (_Unwind_Backtrace): Likewise.
1440 (_Unwind_ForcedUnwind): Likewise.
1441 (_Unwind_RaiseException): Likewise.
1442 (_Unwind_Resume): Likewise.
1443 (_Unwind_Resume_or_Rethrow): Likewise.
1445 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
1446 nomips16 mode when IN_LIBGCC2 with hard float.
1448 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
1450 * config/mips/sdemtk.opt: Update to GPLv3.
1451 * config/mips/sdemtk.h: Likewise.
1453 2007-09-14 Nigel Stephens <nigel@mips.com>
1455 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
1456 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
1457 for mipsisa32-*-linux*.
1459 2007-09-14 Nigel Stephens <nigel@mips.com>
1460 David Ung <davidu@mips.com>
1461 Thiemo Seufer <ths@mips.com>
1462 Richard Sandiford <richard@codesourcery.com>
1464 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
1465 * configure.ac: Add a mipssde threading type.
1466 * configure: Regenerate.
1467 * config/mips/sdemtk.h: New file.
1468 * config/mips/t-sdemtk: Likewise.
1469 * config/mips/sdemtk.opt: Likewise.
1470 * gthr-mipssde.h: Likewise.
1471 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
1472 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
1473 (MIPS_ICACHE_SYNC): New macro, split from ...
1474 * config/mips/mips.md (clear_cache): ...here.
1475 * config/mips/mips.c (mips_save_reg_p): Check
1476 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
1477 (build_mips16_function_stub): Use targetm.strip_name_encoding.
1478 (build_mips16_call_stub): Likewise.
1480 2007-09-14 Richard Sandiford <richard@codesourcery.com>
1482 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
1484 2007-09-14 Jakub Jelinek <jakub@redhat.com>
1487 * config/ia64/ia64.c (find_gr_spill): Don't decrement
1488 current_frame_info.n_local_regs. Don't return emitted local
1490 (ia64_compute_frame_size): Improve unwind hack to put
1491 RP, PFS, FP in that order by allowing some of the registers
1492 been already emitted, as long as they are emitted to the
1495 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1497 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
1498 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
1499 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
1501 2007-09-13 Eric Christopher <echristo@apple.com>
1502 Kenneth Zadeck <zadeck@naturalbridge.com>
1504 * dse.c (find_shift_sequence): New function.
1505 (replace_read): Add case to remove read if it requires shift.
1506 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
1508 2007-09-13 Tom Tromey <tromey@redhat.com>
1510 * c-common.c (fname_as_string): Update.
1511 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
1512 (c_lex_one_token): Update. Add 'parser' argument.
1513 (c_parser_simple_asm_expr): Update.
1514 (c_parser_attributes): Update.
1515 (c_parser_asm_statement): Update.
1516 (c_parser_asm_operands): Update.
1517 (c_parser_peek_token): Update.
1518 (c_parser_peek_2nd_token): Update.
1519 * c-lex.c (c_lex_string_translate): Remove.
1520 (c_lex_return_raw_strings): Likewise.
1521 (c_lex_with_flags): Added 'lex_flags' argument.
1522 (lex_string): Added 'translate' argument.
1523 * c-pragma.h (c_lex_with_flags): Update.
1524 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
1525 (C_LEX_STRING_NO_TRANSLATE): New define.
1526 (C_LEX_RAW_STRINGS): Likewise.
1528 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
1531 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
1532 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
1533 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
1534 (bfin_init_builtins): Initialize __builtin_bfin_ones,
1535 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
1536 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
1537 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
1538 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
1539 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
1540 (bdesc_1arg): Add __builtin_bfin_ones.
1541 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
1542 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
1543 and __builtin_bfin_csqu_fr16.
1544 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
1545 (ones): New define_insn.
1546 (ssaddhi3_parts): New define_insn.
1547 (sssubhi3_parts): New define_insn.
1548 (flag_mulhi_parts): New define_insn.
1550 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
1552 * common.opt (femit-class-debug-always): Turn off by default.
1554 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
1556 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
1557 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
1559 2007-09-13 James E. Wilson <wilson@specifix.com>
1561 PR tree-optimization/33389
1562 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
1563 then set build_loads before returning.
1565 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
1566 David Ung <davidu@mips.com>
1568 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
1569 {d}addiu and a negative immediate such that it works with MIPS16
1572 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
1575 * configure.ac (ld_vers): Support Linux linker.
1576 * configure: Regenerated.
1578 2007-09-13 Richard Sandiford <richard@codesourcery.com>
1579 Sandra Loosemore <sandra@codesourcery.com>
1581 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
1582 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
1583 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
1584 nomips16 into decl attributes.
1585 (TARGET_INSERT_ATTRIBUTES): Override.
1586 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
1587 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
1588 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
1589 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
1590 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
1591 (mips_use_mips16_mode_p): Reimplement as a function that takes
1592 a decl and considers only decl attributes. If the decl is nested
1593 function, use its parent attributes.
1594 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
1595 instead of SYMBOL_REF_MIPS16_FUNC_P.
1596 (mips_set_mips16_mode): Move call to sorry here from old
1597 mips_use_mips16_mode_p.
1598 (mflip_mips16_entry): New structure.
1599 (mflip_mips16_htab): New variable.
1600 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
1601 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
1602 (mips_merge_decl_attributes): New function.
1603 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
1604 Use mips_use_mips16_mode_p.
1605 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
1606 SYMBOL_REF_MIPS16_FUNC_P.
1607 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
1609 2007-09-13 Richard Sandiford <richard@codesourcery.com>
1611 * c-parser.c (c_parser_struct_declaration): Check for a null return.
1613 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1616 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
1618 2007-09-12 Michael Meissner <michael.meissner@amd.com>
1619 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1620 Tony Linthicum <tony.linthicum@amd.com>
1622 * tree.h (function_args_iterator): New type to iterate over
1624 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
1625 function arguments providing a pointer to the argument.
1626 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
1627 function arguments providing the argument.
1628 (function_args_iter_init): Inline function to initialize
1629 function_args_iterator.
1630 (function_args_iter_cond_ptr): Inline function to return the next
1631 pointer to hold the argument.
1632 (function_args_iter_cond): Inline function to return the next
1634 (function_args_iter_cond_next): Advance the function args
1636 (stdarg_p): New function, return true if variable argument
1638 (prototype_p): New function, return true if function is
1640 (function_args_count): New function, count the number of arguments
1643 * tree.c (stdarg_p): New function, return true if variable
1645 (prototype_p): New function, return true if function is
1648 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
1649 (TARGET_ROUND): New macro for the round/ptest instructions which
1650 are shared between SSE4.1 and SSE5.
1651 (OPTION_MASK_ISA_ROUND): Ditto.
1652 (OPTION_ISA_ROUND): Ditto.
1653 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
1654 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
1656 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
1657 (-mfused-madd): New switch to give users control over whether the
1658 compiler optimizes to use the multiply/add SSE5 instructions.
1660 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
1661 m_ATHLON_K8_AMDFAM10, and change all uses.
1662 (enum pta_flags): Add PTA_SSE5.
1663 (ix86_handle_option): Turn off 3dnow if -msse5.
1664 (override_options): Add SSE5 support.
1665 (print_operand): %Y prints comparison codes for SSE5 com/pcom
1667 (ix86_expand_sse_movcc): Add SSE5 support.
1668 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
1669 vector type to the next largest size.
1670 (ix86_expand_sse5_pack): New function to use pperm to pack a
1671 vector type to the next smallest size.
1672 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
1673 (IX86_BUILTIN_FMADDSD): Ditto.
1674 (IX86_BUILTIN_FMADDPS): Ditto.
1675 (IX86_BUILTIN_FMADDPD): Ditto.
1676 (IX86_BUILTIN_FMSUBSS): Ditto.
1677 (IX86_BUILTIN_FMSUBSD): Ditto.
1678 (IX86_BUILTIN_FMSUBPS): Ditto.
1679 (IX86_BUILTIN_FMSUBPD): Ditto.
1680 (IX86_BUILTIN_FNMADDSS): Ditto.
1681 (IX86_BUILTIN_FNMADDSD): Ditto.
1682 (IX86_BUILTIN_FNMADDPS): Ditto.
1683 (IX86_BUILTIN_FNMADDPD): Ditto.
1684 (IX86_BUILTIN_FNMSUBSS): Ditto.
1685 (IX86_BUILTIN_FNMSUBSD): Ditto.
1686 (IX86_BUILTIN_FNMSUBPS): Ditto.
1687 (IX86_BUILTIN_FNMSUBPD): Ditto.
1688 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
1689 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
1690 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
1691 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
1692 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
1693 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
1694 (IX86_BUILTIN_PPERM): Ditto.
1695 (IX86_BUILTIN_PERMPS): Ditto.
1696 (IX86_BUILTIN_PERMPD): Ditto.
1697 (IX86_BUILTIN_PMACSSWW): Ditto.
1698 (IX86_BUILTIN_PMACSWW): Ditto.
1699 (IX86_BUILTIN_PMACSSWD): Ditto.
1700 (IX86_BUILTIN_PMACSWD): Ditto.
1701 (IX86_BUILTIN_PMACSSDD): Ditto.
1702 (IX86_BUILTIN_PMACSDD): Ditto.
1703 (IX86_BUILTIN_PMACSSDQL): Ditto.
1704 (IX86_BUILTIN_PMACSSDQH): Ditto.
1705 (IX86_BUILTIN_PMACSDQL): Ditto.
1706 (IX86_BUILTIN_PMACSDQH): Ditto.
1707 (IX86_BUILTIN_PMADCSSWD): Ditto.
1708 (IX86_BUILTIN_PMADCSWD): Ditto.
1709 (IX86_BUILTIN_PHADDBW): Ditto.
1710 (IX86_BUILTIN_PHADDBD): Ditto.
1711 (IX86_BUILTIN_PHADDBQ): Ditto.
1712 (IX86_BUILTIN_PHADDWD): Ditto.
1713 (IX86_BUILTIN_PHADDWQ): Ditto.
1714 (IX86_BUILTIN_PHADDDQ): Ditto.
1715 (IX86_BUILTIN_PHADDUBW): Ditto.
1716 (IX86_BUILTIN_PHADDUBD): Ditto.
1717 (IX86_BUILTIN_PHADDUBQ): Ditto.
1718 (IX86_BUILTIN_PHADDUWD): Ditto.
1719 (IX86_BUILTIN_PHADDUWQ): Ditto.
1720 (IX86_BUILTIN_PHADDUDQ): Ditto.
1721 (IX86_BUILTIN_PHSUBBW): Ditto.
1722 (IX86_BUILTIN_PHSUBWD): Ditto.
1723 (IX86_BUILTIN_PHSUBDQ): Ditto.
1724 (IX86_BUILTIN_PROTB): Ditto.
1725 (IX86_BUILTIN_PROTW): Ditto.
1726 (IX86_BUILTIN_PROTD): Ditto.
1727 (IX86_BUILTIN_PROTQ): Ditto.
1728 (IX86_BUILTIN_PROTB_IMM): Ditto.
1729 (IX86_BUILTIN_PROTW_IMM): Ditto.
1730 (IX86_BUILTIN_PROTD_IMM): Ditto.
1731 (IX86_BUILTIN_PROTQ_IMM): Ditto.
1732 (IX86_BUILTIN_PSHLB): Ditto.
1733 (IX86_BUILTIN_PSHLW): Ditto.
1734 (IX86_BUILTIN_PSHLD): Ditto.
1735 (IX86_BUILTIN_PSHLQ): Ditto.
1736 (IX86_BUILTIN_PSHAB): Ditto.
1737 (IX86_BUILTIN_PSHAW): Ditto.
1738 (IX86_BUILTIN_PSHAD): Ditto.
1739 (IX86_BUILTIN_PSHAQ): Ditto.
1740 (IX86_BUILTIN_FRCZSS): Ditto.
1741 (IX86_BUILTIN_FRCZSD): Ditto.
1742 (IX86_BUILTIN_FRCZPS): Ditto.
1743 (IX86_BUILTIN_FRCZPD): Ditto.
1744 (IX86_BUILTIN_CVTPH2PS): Ditto.
1745 (IX86_BUILTIN_CVTPS2PH): Ditto.
1746 (IX86_BUILTIN_COMEQSS): Ditto.
1747 (IX86_BUILTIN_COMNESS): Ditto.
1748 (IX86_BUILTIN_COMLTSS): Ditto.
1749 (IX86_BUILTIN_COMLESS): Ditto.
1750 (IX86_BUILTIN_COMGTSS): Ditto.
1751 (IX86_BUILTIN_COMGESS): Ditto.
1752 (IX86_BUILTIN_COMUEQSS): Ditto.
1753 (IX86_BUILTIN_COMUNESS): Ditto.
1754 (IX86_BUILTIN_COMULTSS): Ditto.
1755 (IX86_BUILTIN_COMULESS): Ditto.
1756 (IX86_BUILTIN_COMUGTSS): Ditto.
1757 (IX86_BUILTIN_COMUGESS): Ditto.
1758 (IX86_BUILTIN_COMORDSS): Ditto.
1759 (IX86_BUILTIN_COMUNORDSS): Ditto.
1760 (IX86_BUILTIN_COMFALSESS): Ditto.
1761 (IX86_BUILTIN_COMTRUESS): Ditto.
1762 (IX86_BUILTIN_COMEQSD): Ditto.
1763 (IX86_BUILTIN_COMNESD): Ditto.
1764 (IX86_BUILTIN_COMLTSD): Ditto.
1765 (IX86_BUILTIN_COMLESD): Ditto.
1766 (IX86_BUILTIN_COMGTSD): Ditto.
1767 (IX86_BUILTIN_COMGESD): Ditto.
1768 (IX86_BUILTIN_COMUEQSD): Ditto.
1769 (IX86_BUILTIN_COMUNESD): Ditto.
1770 (IX86_BUILTIN_COMULTSD): Ditto.
1771 (IX86_BUILTIN_COMULESD): Ditto.
1772 (IX86_BUILTIN_COMUGTSD): Ditto.
1773 (IX86_BUILTIN_COMUGESD): Ditto.
1774 (IX86_BUILTIN_COMORDSD): Ditto.
1775 (IX86_BUILTIN_COMUNORDSD): Ditto.
1776 (IX86_BUILTIN_COMFALSESD): Ditto.
1777 (IX86_BUILTIN_COMTRUESD): Ditto.
1778 (IX86_BUILTIN_COMEQPS): Ditto.
1779 (IX86_BUILTIN_COMNEPS): Ditto.
1780 (IX86_BUILTIN_COMLTPS): Ditto.
1781 (IX86_BUILTIN_COMLEPS): Ditto.
1782 (IX86_BUILTIN_COMGTPS): Ditto.
1783 (IX86_BUILTIN_COMGEPS): Ditto.
1784 (IX86_BUILTIN_COMUEQPS): Ditto.
1785 (IX86_BUILTIN_COMUNEPS): Ditto.
1786 (IX86_BUILTIN_COMULTPS): Ditto.
1787 (IX86_BUILTIN_COMULEPS): Ditto.
1788 (IX86_BUILTIN_COMUGTPS): Ditto.
1789 (IX86_BUILTIN_COMUGEPS): Ditto.
1790 (IX86_BUILTIN_COMORDPS): Ditto.
1791 (IX86_BUILTIN_COMUNORDPS): Ditto.
1792 (IX86_BUILTIN_COMFALSEPS): Ditto.
1793 (IX86_BUILTIN_COMTRUEPS): Ditto.
1794 (IX86_BUILTIN_COMEQPD): Ditto.
1795 (IX86_BUILTIN_COMNEPD): Ditto.
1796 (IX86_BUILTIN_COMLTPD): Ditto.
1797 (IX86_BUILTIN_COMLEPD): Ditto.
1798 (IX86_BUILTIN_COMGTPD): Ditto.
1799 (IX86_BUILTIN_COMGEPD): Ditto.
1800 (IX86_BUILTIN_COMUEQPD): Ditto.
1801 (IX86_BUILTIN_COMUNEPD): Ditto.
1802 (IX86_BUILTIN_COMULTPD): Ditto.
1803 (IX86_BUILTIN_COMULEPD): Ditto.
1804 (IX86_BUILTIN_COMUGTPD): Ditto.
1805 (IX86_BUILTIN_COMUGEPD): Ditto.
1806 (IX86_BUILTIN_COMORDPD): Ditto.
1807 (IX86_BUILTIN_COMUNORDPD): Ditto.
1808 (IX86_BUILTIN_COMFALSEPD): Ditto.
1809 (IX86_BUILTIN_COMTRUEPD): Ditto.
1810 (IX86_BUILTIN_PCOMEQUB): Ditto.
1811 (IX86_BUILTIN_PCOMNEUB): Ditto.
1812 (IX86_BUILTIN_PCOMLTUB): Ditto.
1813 (IX86_BUILTIN_PCOMLEUB): Ditto.
1814 (IX86_BUILTIN_PCOMGTUB): Ditto.
1815 (IX86_BUILTIN_PCOMGEUB): Ditto.
1816 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
1817 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
1818 (IX86_BUILTIN_PCOMEQUW): Ditto.
1819 (IX86_BUILTIN_PCOMNEUW): Ditto.
1820 (IX86_BUILTIN_PCOMLTUW): Ditto.
1821 (IX86_BUILTIN_PCOMLEUW): Ditto.
1822 (IX86_BUILTIN_PCOMGTUW): Ditto.
1823 (IX86_BUILTIN_PCOMGEUW): Ditto.
1824 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
1825 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
1826 (IX86_BUILTIN_PCOMEQUD): Ditto.
1827 (IX86_BUILTIN_PCOMNEUD): Ditto.
1828 (IX86_BUILTIN_PCOMLTUD): Ditto.
1829 (IX86_BUILTIN_PCOMLEUD): Ditto.
1830 (IX86_BUILTIN_PCOMGTUD): Ditto.
1831 (IX86_BUILTIN_PCOMGEUD): Ditto.
1832 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
1833 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
1834 (IX86_BUILTIN_PCOMEQUQ): Ditto.
1835 (IX86_BUILTIN_PCOMNEUQ): Ditto.
1836 (IX86_BUILTIN_PCOMLTUQ): Ditto.
1837 (IX86_BUILTIN_PCOMLEUQ): Ditto.
1838 (IX86_BUILTIN_PCOMGTUQ): Ditto.
1839 (IX86_BUILTIN_PCOMGEUQ): Ditto.
1840 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
1841 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
1842 (IX86_BUILTIN_PCOMEQB): Ditto.
1843 (IX86_BUILTIN_PCOMNEB): Ditto.
1844 (IX86_BUILTIN_PCOMLTB): Ditto.
1845 (IX86_BUILTIN_PCOMLEB): Ditto.
1846 (IX86_BUILTIN_PCOMGTB): Ditto.
1847 (IX86_BUILTIN_PCOMGEB): Ditto.
1848 (IX86_BUILTIN_PCOMFALSEB): Ditto.
1849 (IX86_BUILTIN_PCOMTRUEB): Ditto.
1850 (IX86_BUILTIN_PCOMEQW): Ditto.
1851 (IX86_BUILTIN_PCOMNEW): Ditto.
1852 (IX86_BUILTIN_PCOMLTW): Ditto.
1853 (IX86_BUILTIN_PCOMLEW): Ditto.
1854 (IX86_BUILTIN_PCOMGTW): Ditto.
1855 (IX86_BUILTIN_PCOMGEW): Ditto.
1856 (IX86_BUILTIN_PCOMFALSEW): Ditto.
1857 (IX86_BUILTIN_PCOMTRUEW): Ditto.
1858 (IX86_BUILTIN_PCOMEQD): Ditto.
1859 (IX86_BUILTIN_PCOMNED): Ditto.
1860 (IX86_BUILTIN_PCOMLTD): Ditto.
1861 (IX86_BUILTIN_PCOMLED): Ditto.
1862 (IX86_BUILTIN_PCOMGTD): Ditto.
1863 (IX86_BUILTIN_PCOMGED): Ditto.
1864 (IX86_BUILTIN_PCOMFALSED): Ditto.
1865 (IX86_BUILTIN_PCOMTRUED): Ditto.
1866 (IX86_BUILTIN_PCOMEQQ): Ditto.
1867 (IX86_BUILTIN_PCOMNEQ): Ditto.
1868 (IX86_BUILTIN_PCOMLTQ): Ditto.
1869 (IX86_BUILTIN_PCOMLEQ): Ditto.
1870 (IX86_BUILTIN_PCOMGTQ): Ditto.
1871 (IX86_BUILTIN_PCOMGEQ): Ditto.
1872 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
1873 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
1874 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
1875 OPTION_MASK_ISA_ROUND for instructions that are shared between
1877 (bdesc_2arg): Ditto.
1878 (bdesc_sse_3arg): Ditto.
1879 (enum multi_arg_type): New enum for describing the various SSE5
1880 intrinsic argument types.
1881 (bdesc_multi_arg): New table for SSE5 intrinsics.
1882 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
1883 (ix86_expand_multi_arg_builtin): New function for creating SSE5
1885 (ix86_expand_builtin): Add SSE5 intrinsic support.
1886 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
1887 operand instructions.
1888 (ix86_expand_sse5_multiple_memory): New function to split the
1889 second memory reference from SSE5 instructions.
1890 (type_has_variadic_args_p): Delete in favor of stdarg_p.
1891 (ix86_return_pops_args): Use stdarg_p to determine if the function
1892 has variable arguments.
1893 (ix86_setup_incoming_varargs): Ditto.
1894 (x86_this_parameter): Ditto.
1896 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
1898 (ix86_expand_sse5_pack): Ditto.
1899 (ix86_sse5_valid_op_p): Ditto.
1900 (ix86_expand_sse5_multiple_memory): Ditto.
1902 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
1903 constant for SSE5 support.
1904 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
1905 (UNSPEC_SSE5_TRUEFALSE): Ditto.
1906 (UNSPEC_SSE5_PERMUTE): Ditto.
1907 (UNSPEC_SSE5_ASHIFT): Ditto.
1908 (UNSPEC_SSE5_LSHIFT): Ditto.
1909 (UNSPEC_FRCZ): Ditto.
1910 (UNSPEC_CVTPH2PS): Ditto.
1911 (UNSPEC_CVTPS2PH): Ditto.
1912 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
1914 (COM_FALSE_S): Ditto.
1915 (COM_FALSE_P): Ditto.
1916 (COM_TRUE_S): Ditto.
1917 (COM_TRUE_P): Ditto.
1918 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
1919 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
1921 (memory attribute): Ditto.
1922 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
1923 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
1924 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
1925 (floor<mode>2): Ditto.
1926 (ceil<mode>2): Ditto.
1927 (btrunc<mode>2): Ditto.
1928 (nearbyintdf2): Ditto.
1929 (nearbyintsf2): Ditto.
1930 (sse_setccsf): Disable if SSE5.
1931 (sse_setccdf): Ditto.
1932 (sse5_setcc<mode>): New support for SSE5 conditional move.
1933 (sse5_pcmov_<mode>): Ditto.
1935 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
1937 (SSEMODEF2P): Ditto.
1938 (ssemodesuffixf4): New mode attribute for SSE5.
1939 (ssemodesuffixf2s): Ditto.
1940 (ssemodesuffixf2c): Ditto.
1941 (sserotatemax): Ditto.
1942 (ssescalarmode): Ditto.
1943 (sse_maskcmpv4sf3): Disable if SSE5.
1944 (sse_maskcmpv2df3): Ditto.
1945 (sse_vmmaskcmpv4sf3): Ditto.
1946 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
1948 (sse5_vmfmadd<mode>4): Ditto.
1949 (sse5_fmsub<mode>4): Ditto.
1950 (sse5_vmfmsub<mode>4): Ditto.
1951 (sse5_fnmadd<mode>4): Ditto.
1952 (sse5_vmfnmadd<mode>4): Ditto.
1953 (sse5_fnmsub<mode>4): Ditto.
1954 (sse5_vmfnmsub<mode>4): Ditto.
1955 (sse5i_fmadd<mode>4): Ditto.
1956 (sse5i_fmsub<mode>4): Ditto.
1957 (sse5i_fnmadd<mode>4): Ditto.
1958 (sse5i_fnmsub<mode>4): Ditto.
1959 (sse5i_vmfmadd<mode>4): Ditto.
1960 (sse5i_vmfmsub<mode>4): Ditto.
1961 (sse5i_vmfnmadd<mode>4): Ditto.
1962 (sse5i_vmfnmsub<mode>4): Ditto.
1963 (mulv16qi3): Add SSE5 support.
1965 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
1966 (sse2_mulv4si3): Disable if SSE5.
1967 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
1968 (sse4_1_roundps): Ditto.
1969 (sse4_1_roundsd): Ditto.
1970 (sse4_1_roundss): Ditto.
1971 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
1973 (sse_maskcmpsf3): Ditto.
1974 (sse_vmmaskcmpv4sf3): Ditto.
1975 (sse2_maskcmpv2df3): Ditto.
1976 (sse2_maskcmpdf3): Ditto.
1977 (sse2_vmmaskcmpv2df3): Ditto.
1978 (sse2_eq<mode>3): Ditto.
1979 (sse2_gt<mode>3): Ditto.
1980 (sse5_pcmov_<mode>): Add SSE5 support.
1981 (vec_unpacku_hi_v16qi): Ditto.
1982 (vec_unpacks_hi_v16qi): Ditto.
1983 (vec_unpacku_lo_v16qi): Ditto.
1984 (vec_unpacks_lo_v16qi): Ditto.
1985 (vec_unpacku_hi_v8hi): Ditto.
1986 (vec_unpacks_hi_v8hi): Ditto.
1987 (vec_unpacku_lo_v8hi): Ditto.
1988 (vec_unpacks_lo_v8hi): Ditto.
1989 (vec_unpacku_hi_v4si): Ditto.
1990 (vec_unpacks_hi_v4si): Ditto.
1991 (vec_unpacku_lo_v4si): Ditto.
1992 (vec_unpacks_lo_v4si): Ditto.
1993 (sse5_pmacsww): New SSE5 intrinsic insn.
1994 (sse5_pmacssww): Ditto.
1995 (sse5_pmacsdd): Ditto.
1996 (sse5_pmacssdd): Ditto.
1997 (sse5_pmacssdql): Ditto.
1998 (sse5_pmacssdqh): Ditto.
1999 (sse5_pmacsdqh): Ditto.
2000 (sse5_pmacsswd): Ditto.
2001 (sse5_pmacswd): Ditto.
2002 (sse5_pmadcsswd): Ditto.
2003 (sse5_pmadcswd): Ditto.
2004 (sse5_pcmov_<move>): Conditional move support on SSE5.
2005 (sse5_phaddbw): New SSE5 intrinsic insn.
2006 (sse5_phaddbd): Ditto.
2007 (sse5_phaddbq): Ditto.
2008 (sse5_phaddwd): Ditto.
2009 (sse5_phaddwq): Ditto.
2010 (sse5_phadddq): Ditto.
2011 (sse5_phaddubw): Ditto.
2012 (sse5_phaddubd): Ditto.
2013 (sse5_phaddubq): Ditto.
2014 (sse5_phadduwd): Ditto.
2015 (sse5_phadduwq): Ditto.
2016 (sse5_phaddudq): Ditto.
2017 (sse5_phsubbw): Ditto.
2018 (sse5_phsubwd): Ditto.
2019 (sse5_phsubdq): Ditto.
2020 (sse5_pperm): Ditto.
2021 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
2022 (sse5_pperm_zero_v16qi_v8hi): Ditto.
2023 (sse5_pperm_sign_v8hi_v4si): Ditto.
2024 (sse5_pperm_zero_v8hi_v4si): Ditto.
2025 (sse5_pperm_sign_v4si_v2di): Ditto.
2026 (sse5_pperm_sign_v4si_v2di): Ditto.
2027 (sse5_pperm_pack_v2di_v4si): Ditto.
2028 (sse5_pperm_pack_v4si_v8hi): Ditto.
2029 (sse5_pperm_pack_v8hi_v16qi): Ditto.
2030 (sse5_perm<mode>): New SSE5 intrinsic insn.
2031 (rotl<mode>3): Ditto.
2032 (sse5_rotl<mode>3): Ditto.
2033 (sse5_ashl<mode>3): Ditto.
2034 (sse5_lshl<mode>3): Ditto.
2035 (sse5_frcz<mode>2): Ditto.
2036 (sse5s_frcz<mode>2): Ditto.
2037 (sse5_cvtph2ps): Ditto.
2038 (sse5_cvtps2ph): Ditto.
2039 (sse5_vmmaskcmp<mode>3): Ditto.
2040 (sse5_com_tf<mode>3): Ditto.
2041 (sse5_maskcmp<mode>3): Ditto.
2042 (sse5_maskcmp_uns<mode>3): Ditto.
2043 (sse5_maskcmp_uns2<mode>3): Ditto.
2044 (sse5_pcom_tf<mode>3): Ditto.
2046 * config/i386/predicates.md (const_0_to_31_operand): New predicate
2048 (sse5_comparison_float_operator): New predicate to match the
2049 comparison operators supported by the SSE5 com instruction.
2050 (ix86_comparison_int_operator): New predicate to match just the
2051 signed int comparisons.
2052 (ix86_comparison_uns_operator): New predicate to match just the
2053 unsigned int comparisons.
2055 * doc/invoke.texi (-msse5): Add documentation.
2056 (-mfused-madd): Ditto.
2058 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
2060 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
2062 (x86_64-*-*): Ditto.
2064 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
2066 * config/i386/bmmintrin.h: New file, provide common x86 compiler
2067 intrinisics for SSE5.
2069 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
2072 * config/i386/mmintrin-common.h: New file, to contain common
2073 instructions between SSE4.1 and SSE5.
2075 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
2076 FOREACH_FUNCTION_ARGS to iterate over the argument list.
2077 (gen_regparm_prefix): Ditto.
2079 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
2080 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
2081 prototype_p to determine if a function is prototyped.
2083 2007-09-12 Janis Johnson <janis187@us.ibm.com>
2085 * config/dfp-bit.c (dfp_conversion_exception): New function.
2086 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
2087 (DFP_TO_INT): Ditto.
2088 (INT_TO_DFP): Ditto.
2089 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
2091 2007-09-12 Jakub Jelinek <jakub@redhat.com>
2094 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
2095 before sp restoration even when total_size is 0, but
2096 frame_pointer_needed.
2098 2007-09-12 Bob Wilson <bob.wilson@acm.org>
2100 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
2101 (xtensa_copy_incoming_a7): Use start_sequence instead of
2102 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
2103 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
2104 of the saveregs sequence.
2106 2007-09-12 Richard Sandiford <richard@codesourcery.com>
2108 * c-tree.h (grokfield): Add a "tree *" argument.
2109 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
2110 Chain nested decl attributes to it. Don't call decl_attributes here.
2111 (groktypename): Pass grokdeclarator a pointer to the attribute list.
2112 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
2113 (grokfield): Take a pointer to the decl's attributes and pass
2114 it to grokdeclarator.
2115 * c-parser.c (c_parser_struct_declaration): Update the calls to
2116 grokfield. Call decl_attributes for anonymous struct and union
2119 2007-09-12 Jan Hubicka <jh@suse.cz>
2121 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
2123 2007-09-12 Ira Rosen <irar@il.ibm.com>
2125 PR tree-optimization/32377
2126 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
2127 between positive and negative dependence distance using DDR_REVERSED_P.
2129 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
2131 PR tree-optimization/33373
2132 * tree-vect-analyze (vect_determine_vectorization_factor): Call
2133 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
2135 2007-09-12 Jan Hubicka <jh@suse.cz>
2138 * i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory): Disable
2141 2007-09-12 Christian Bruel <christian.bruel@st.com>
2143 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
2144 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
2146 2007-09-12 Ira Rosen <irar@il.ibm.com>
2148 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
2149 for oprnd1 if not required.
2150 (vectorizable_operation): Use scalar operand in SLP in case of
2151 shift with scalar argument.
2153 2007-09-12 Ira Rosen <irar@il.ibm.com>
2155 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and minimum
2158 2007-09-11 James E. Wilson <wilson@specifix.com>
2160 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
2161 TARGET_UNWIND_INFO is defined.
2162 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
2165 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
2167 * config/sh/sh.c (calc_live_regs): Use
2168 current_function_saves_all_registers instead of
2169 current_function_has_nonlocal_label.
2170 (sh_allocate_initial_value): Likewise.
2171 (sh_get_pr_initial_val): Likewise.
2172 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
2173 * config/sh/sh.md (load_ra): Likewise.
2175 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
2177 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
2180 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
2181 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
2183 2007-09-12 Sa Liu <saliu@de.ibm.com>
2185 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
2186 operands to DFmode GE or LE compares.
2188 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
2190 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
2191 REG_CLASS_NAMES): Add P0REGS.
2192 (REGNO_REG_CLASS): Return it where appropriate.
2193 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
2194 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
2195 * doc/md.texi (Blackfin family): Document 'q' constraints.
2197 2007-09-11 Steve Kenton <skenton@ou.edu>
2199 * pa/linux-unwind.h: Guard with inhibit_libc.
2200 * pa/hpux-unwind.h: Likewise.
2202 2007-09-11 David Daney <ddaney@avtrex.com>
2204 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
2205 * doc/install.texi: Document new --with-llsc and --without-llsc
2207 * config.gcc: Handle --with-llsc and --without-llsc configure options.
2208 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
2209 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
2211 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
2212 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
2213 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
2214 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
2215 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
2216 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
2217 * config/mips/mips.opt (mllsc): New option.
2218 * config/mips/mips.c (mips_llsc): Define variable.
2219 (mips_handle_option): Handle mllsc option.
2220 (override_options): Set mips_print_operand_punct for '|' and '-'.
2221 (print_operand): Add new %| and %- operand codes.
2222 * config/mips/mips.h (mips_llsc_setting): New enum type.
2223 (mips_llsc): Declare.
2224 (OPTION_DEFAULT_SPECS): Add llsc handling.
2225 (GENERATE_SYNC): New macro.
2226 (GENERATE_LL_SC): New macro.
2227 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
2228 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
2229 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
2230 in %| and %- operand codes.
2232 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
2234 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
2235 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
2237 2007-09-11 Jason Merrill <jason@redhat.com>
2240 * stor-layout.c (layout_decl): Do pack variable size fields.
2242 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
2244 * config/m68k/predicates.md (movsi_const0_operand,
2245 non_symbolic_call_operand): New predicates.
2247 * config/m68k/constraints.md (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
2249 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
2250 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
2251 CW, CZ, CS, Ap and Ac.
2253 * config/m68k/m68k.md (UNSPEC_IB): New constant.
2254 (constraints.md): New include.
2255 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
2256 opx_mem, opy_mem, op_mem, guess, split): New attributes.
2257 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
2259 (pushdi): Add split.
2260 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
2261 attributes. Split tstsi_internal_68020_cf from it.
2262 (tstsi_internal_68020_cf): New pattern.
2263 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
2264 (tst<mode>_cf): Specify attributea.
2265 (cmpsi_cf): Name pattern. Specify attributes.
2266 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
2267 (pushexthisi_const): Fix to use alternatives. Specify
2269 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
2270 from it. Fix to use alternatives. Specify attributes.
2271 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
2272 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
2274 (movsf_cf_soft): Specify attributes.
2275 (movdf_cf_soft): Add split.
2276 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
2277 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
2278 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
2279 (truncdfsf2_68881): Name pattern. Specify attributes.
2280 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
2281 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
2282 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
2284 (addsi3_5200): Fix to use alternatives. Specify attributes.
2286 (add<mode>3_cf, subdi_dishl32): Specify attributes.
2287 (subsi3): Add alternative for subq.l. Specify attributes.
2288 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
2289 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
2291 (umulhisi3): Specify attributes.
2292 (mulhisisi3_z): Name pattern. Specify attributes.
2293 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
2294 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
2295 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
2296 bsetmemqi): Specify attributes.
2297 (bsetmemqi_ext): Name pattern. Specify attributes.
2298 (bclrmemqi): Specify attributes.
2299 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
2300 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
2302 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
2303 pattern. Specify attributes.
2304 (jump): Specify attributes.
2305 (tablejump_internal): Name pattern. Specify attributes.
2306 (call_value): Split into non_symbolic_call_value,
2307 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
2308 alternatives. Specify attributes.
2309 (non_symbolic_call_value, symbolic_call_value_jsr,
2310 symbolic_call_value_bsr): New patterns.
2311 (nop, return, unlink, indirect_jump): Specify attributes.
2312 (trap): Fix condition. Specify attributes.
2315 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
2316 (override_options): Initialize it. Initialize m68k_sched_cpu.
2317 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
2318 (const_method): Make global, rename to m68k_const_method.
2319 (const_int_cost, output_move_const_into_data_reg): Update.
2320 (output_move_double): Parametrize to emit rtl code, rename to
2322 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
2323 emit_movsi): New static functions.
2324 (output_move_double): New function with semantics of old
2326 (m68k_emit_move_double): New function.
2327 (m68k_sched_cpu): New variable.
2328 (attr_op_type): New enum.
2329 (sched_guess_p): New variable.
2330 (sched_address_type, sched_operand_type, sched_attr_op_type):
2331 New static functions.
2332 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
2333 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
2334 (sched_branch_type): New static variable.
2335 (m68k_sched_branch_type): New function.
2336 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
2337 (m68k_symbolic_call_var): Declare.
2338 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
2339 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
2340 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
2341 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
2344 2007-09-11 Jakub Jelinek <jakub@redhat.com>
2346 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
2347 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
2348 error if __builtin_va_arg_pack_len () wasn't optimized out during
2350 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
2351 with the number of inline's anonymous arguments.
2352 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
2354 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
2356 * fold-const.c (extract_muldiv_1): Do not simplify
2359 2007-09-11 Jan Hubicka <jh@suse.cz>
2361 * i386.h (ix86_tune_indices): Add X86_TUNE_INTER_UNIT_CONVERSIONS.
2362 (TARGET_INTER_UNIT_CONVERSIONS): New.
2363 * i386.md (floatsi expanders): Remove redundant check for SImode
2364 source; offload to memory when asked for.
2365 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
2366 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
2368 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
2369 floatsidf2_mixed_memory, floatsidf2_sse_memory
2370 floatdisf2_mixed_memory, floatsisf2_sse_memory,
2371 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
2373 2007-09-11 Jan Hubicka <jh@suse.cz>
2375 * toplev.c (process_options): all frontends now do unit-at-a-time.
2376 * cgraphunit.c: update comments.
2377 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
2378 * c-decl.c (finish_function): use cgraph_add_new_function.
2379 * function.c (expand_function_end): We are always unit-at-a-time.
2381 2007-09-11 Richard Sandiford <richard@codesourcery.com>
2383 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
2384 settings for MIPS16.
2385 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
2387 2007-09-11 Richard Sandiford <richard@codesourcery.com>
2389 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
2390 SYMBOL_FORCE_TO_MEM constants.
2391 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
2392 (mips16_rewrite_pool_refs_info): New structure.
2393 (mips16_rewrite_pool_constant): New function, split out from...
2394 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
2395 mips16_rewrite_pool_refs_info structure rather than a pointer
2396 to a constant pool. Force force_to_mem_operands into memory.
2397 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
2398 * config/mips/predicates.md (force_to_mem_operand): New predicate.
2399 * config/mips/constraints.md (kf): New constraint.
2400 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
2401 (*movsi_mips16): Likewise.
2403 2007-09-11 Richard Sandiford <richard@codesourcery.com>
2404 Nigel Stephens <nigel@mips.com>
2405 David Ung <davidu@mips.com>
2407 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
2408 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
2409 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
2410 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
2411 (mips_zero_extend_cost): New functions.
2412 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
2413 Use the new functions. Tweak many cost estimates, both here
2414 and in the new subroutines. Return false when the cost of the
2415 operands has not been calculated. Check for *clear_upper32.
2416 Check for floating-point multiply-add, reciprocal and rsqrt
2417 patterns. Handle comparison and rotation codes.
2419 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
2421 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
2423 * config/i386/i386.c (get_dllimport_decl): Don't strip
2426 2007-09-10 Janis Johnson <janis187@us.ibm.com>
2429 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
2430 declarations to top.
2431 (DFP_TO_BFP): Use for either XFmode or TFmode.
2432 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
2434 * config/dfp-bit.h: Include float.h.
2435 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
2436 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
2437 which doesn't mean the same thing.
2438 (BFP_KIND): Use 4 to mean TFmode.
2439 (BFP_FMT): Specify the number of decimal digits based on the
2440 number of mantissa digits.
2441 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
2442 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
2443 (STR_TO_BFP): Use strtold for XFmode or TFmode.
2444 (TFtype): Define if TFmode is supported.
2445 * doc/libgcc.texi (Decimal float library routines): Document
2446 TF conversion functions.
2448 2007-09-10 Chao-ying Fu <fu@mips.com>
2450 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
2451 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
2452 (mips_emit_compare): Process fixed-point modes.
2453 (mips_pad_arg_upward): Support fixed-point types.
2454 (override_options): Allow fixed-point modes in accumulators.
2455 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
2456 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
2457 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
2458 (mips_scalar_mode_supported_p): New function to accept fixed-point
2459 modes if the width is not greater than two BITS_PER_WORD.
2460 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
2461 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
2462 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
2463 LONG_LONG_ACCUM_TYPE_SIZE): Define.
2464 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
2466 ("IMODE"): New mode attribute.
2467 (mips-fixed.md): Include.
2468 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
2470 * config/mips/mips-fixed.md: New file.
2472 2007-09-11 Ben Elliston <bje@au.ibm.com>
2474 * config/spu/spu.md: Formatting fixes.
2476 2007-09-10 Janis Johnson <janis187@us.ibm.com>
2478 * config/dfp-bit.c (dfp_unary_func): Delete.
2479 (dfp_unary_op): Delete.
2480 (dfp_binary_op): Use decFloat functions instead of decNumber
2481 functions for binary operations.
2482 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
2483 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
2485 (dfp_compare_op): Use decFloat functions insteadof decNumber
2486 functions for comparisons.
2487 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
2488 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
2490 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
2491 call to dxx_binary_op and decFloat function.
2492 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
2493 calls to dxx_binary_op and decFloat function.
2494 * config/dfp-bit.h: Include decFloat header files.
2495 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
2496 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
2497 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
2498 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
2500 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
2501 Jan Sjodin <jan.sjodin@amd.com>
2503 * tree-vect-analyze.c (vect_analyze_operations): Change
2504 comparison of loop iterations with threshold to less than
2505 or equal to instead of less than. Reduce
2506 min_scalar_loop_bound by one.
2507 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
2508 Change prologue and epilogue iterations estimate to vf/2,
2509 when unknown at compile-time. Change versioning guard
2510 cost to taken_branch_cost. If peeling for alignment is
2511 unknown at compile-time, change peel guard costs to one
2512 taken branch and one not-taken branch per peeled loop.
2513 If peeling for alignment is known but number of scalar loop
2514 iterations is unknown at compile-time, change peel guard
2515 costs to one taken branch per peeled loop. Change the cost
2516 model equation to consider vector iterations as the loop
2517 iterations less the prologue and epilogue iterations.
2518 Change outside vector cost check to less than or equal to
2519 zero instead of equal to zero.
2520 (vect_do_peeling_for_loop_bound): Reduce
2521 min_scalar_loop_bound by one.
2522 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
2523 TARG_COND_NOT_TAKEN_BRANCH_COST.
2524 * config/i386/i386.h (processor_costs): Add
2525 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
2526 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
2527 vec_align_load_cost, vect_unalign_load_cost,
2528 vec_store_cost, cond_taken_branch_cost,
2529 cond_not_taken_branch_cost.
2530 Define macros for x86 costs.
2531 * config/i386/i386.c:
2532 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
2533 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
2534 scalar_to_vec_cost, vec_align_load_cost,
2535 vect_unalign_load_cost, vec_store_cost,
2536 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
2537 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
2538 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
2539 core2_cost, generic64_cost, generic32_cost): Set to default
2541 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
2542 (x86_builtin_vectorization_cost): New.
2544 2007-09-10 Janis Johnson <janis187@us.ibm.com>
2545 Ben Elliston <bje@au.ibm.com>
2547 * dfp.c: Include decimal128Local.h;
2548 (dfp_byte_swap): Remove.
2549 (encode_decimal32, decode_decimal32): Don't handle endianness.
2550 (encode_decimal64, decode_decimal64): Ditto.
2551 (encode_decimal128, decode_decimal128): Ditto.
2552 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
2554 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
2556 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
2557 * Makefile.in (DECNUM_H): Add decimal128Local.h.
2559 2007-09-10 David Daney <ddaney@avtrex.com>
2561 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
2563 (memory_barrier): Rewrote as an insn that clobbers memory.
2565 2007-09-10 Richard Sandiford <richard@codesourcery.com>
2567 * config/mips/mips.c (mips_global_pointer): Check
2568 call_really_used_regs instead of call_used_regs.
2569 (mips_save_reg_p): Likewise. Save all call-saved registers
2570 if current_function_saves_all_registers. Fix indentation.
2571 No longer treat $18 as a special case.
2572 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
2574 2007-09-10 Richard Sandiford <richard@codesourcery.com>
2576 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
2577 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
2578 the introductory comment.
2579 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
2580 (override_options): Don't test for it.
2581 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
2582 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
2583 * config/mips/vr.h: As for config/mips/sde.h.
2585 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
2586 Revital Eres <eres@il.ibm.com>
2588 * target.h (struct gcc_target.sched): New field: sms_res_mii.
2589 (struct ddg): Define.
2590 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
2591 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
2592 * config/spu/spu.c: Include ddg.h.
2593 (TARGET_SCHED_SMS_RES_MII): Define.
2594 (spu_sms_res_mii): New function to calculate mii.
2595 * modulo-sched (res_MII): Use it.
2596 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
2598 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
2600 * config/s390/s390.c (s390_dump_pool): Create copy of constant
2601 pool entries since they might hold values that must not be shared.
2603 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
2606 * gcc/config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
2607 Use 'N' operand constraint for op2.
2608 (lshr<mode>3): Ditto.
2609 (ashl<mode>3): Ditto.
2610 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
2611 (vec_shr_<mode>): Ditto.
2612 * gcc/config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
2613 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
2615 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
2617 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
2618 Change mode macro in the last real_2expN parameter to uppercase.
2620 2007-09-10 Michael Matz <matz@suse.de>
2622 * tree-pass.h (pass_cselim): Declare new pass.
2623 * passes.c (init_optimization_passes): Link in pass_cselim.
2624 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
2625 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
2626 cond_store_replacement.
2627 (condstoretemp): New static variable.
2628 (cond_store_replacement): New function.
2629 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
2630 tree_ssa_phiopt_worker.
2631 (struct name_to_bb): New.
2632 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
2633 nt_init_block, nt_fini_block): New static functions.
2634 (seen_ssa_names, nontrap_set): New static variables.
2635 (gate_cselim, pass_cselim): Define new pass.
2636 * common.opt (ftree-cselim): New flag.
2637 * toplev.c (process_options): Set flag_tree_cselim if required.
2639 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
2641 * simplify-rtx.c (simplify_relational_operation_1): For recent
2642 canonicalization, don't recurse if op1 equals both PLUS arguments.
2644 2007-09-09 David Daney <ddaney@avtrex.com>
2646 * optabs.c (expand_sync_operation): Use plus insn if minus
2648 (expand_sync_fetch_operation): Ditto.
2650 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
2652 * i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
2654 (*floatsisf2_sse_vector): Likewise.
2656 2007-09-09 Krister Walfridsson <cato@df.lth.se>
2658 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
2660 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
2662 * config/i386/i386.h (ix86_tune_indices): Rename
2663 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
2664 (TARGET_USE_VECTOR_CONVERTS): Updated.
2665 * config/i386/i386.c: Likewise.
2667 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
2668 Nigel Stephens <nigel@mips.com>
2670 * doc/invoke.texi (Overall Options): Add .sx file extension
2671 as a synonym for .S.
2672 * cppspec.c (known_suffixes): Likewise.
2673 * gcc.c (default_compilers): Likewise.
2675 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
2678 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
2679 * simplify-rtx.c (simplify_relational_operation_1): Add the
2680 canonicalization from i386.h.
2681 * doc/md.texi (Canonicalization of Instructions): Document it.
2683 2007-09-09 Jan Hubicka <jh@suse.cz>
2684 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2686 * i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
2687 (TARGET_USE_VECTOR_CONVERTS): New.
2688 * i386.md: New post-reload splitters for converting SF to DF and DF to
2690 (floatsi* expander): Special case vector conversions.
2691 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
2692 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
2693 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
2694 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
2695 Disable when doing vector converts.
2696 (floatsi<mode>2_i387): Disable when
2697 * sse.md (vec_dupv2df): Export.
2698 * i386.c (ix86_tune_features): Enable SSE conversions.
2700 2007-09-09 Richard Guenther <rguenther@suse.de>
2702 * tree-ssa-operands.c (add_virtual_operand): Only mark
2703 stores as has_volatile_ops if alias information is not available.
2705 2007-09-09 Revital Eres <eres@il.ibm.com>
2707 * doc/contrib.texi: Add myself.
2709 2007-09-09 Ira Rosen <irar@il.ibm.com>
2711 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
2712 stmt_vinfo_set_outside_of_loop_cost): New functions.
2713 * tree-vect-transform.c (vect_get_cost_fields): Remove.
2714 (vect_model_simple_cost): Call
2715 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
2716 field instead of calling vect_get_cost_fields.
2717 (vect_model_store_cost, vect_model_load_cost): Likewise.
2719 2007-09-09 Revital Eres <eres@il.ibm.com>
2721 * config/rs6000/rs6000.c (paired_init_builtins): Add const
2722 declaration to bdesc_paired_preds variable.
2723 (paired_expand_builtin): Likewise.
2725 2007-09-09 Revital Eres <eres@il.ibm.com>
2727 * dbgcnt.def (sms_sched_loop): New counter.
2728 * modulo-sched.c: Use sms_sched_loop instead of
2729 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
2730 perform swing modulo scheduling on. Include dbgcnt.h.
2731 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
2732 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
2734 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
2736 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
2737 Substitute all uses with ...
2738 (MODEF): New mode iterator.
2740 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
2741 from pre-regalloc define_insn_and_split splitter pattern.
2742 (*fix_trunc<mode>_i387_1): Ditto.
2743 (*fistdi2_1): Ditto.
2744 (*fist<mode>2_1): Ditto.
2745 (frndintxf2_floor): Ditto.
2746 (*fist<mode>2_floor_1): Ditto.
2747 (frndintxf2_ceil): Ditto.
2748 (*fist<mode>2_ceil_1): Ditto.
2749 (frndintxf2_trunc): Ditto.
2750 (frndintxf2_mask_pm): Ditto.
2752 (prologue): Use (const_int 0) as never generated filler insn.
2754 (sibcall_epilogue): Ditto.
2755 (eh_return_si): Ditto.
2756 (eh_return_di): Ditto.
2758 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
2759 using MODEF mode iterator.
2760 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
2761 using MODEF mode iterator.
2762 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
2763 using MODEF mode iterator.
2764 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
2765 Macroize expander using MODEF mode iterator.
2767 (zero_extendsidi2): Remove operand constraints from expander.
2768 (smuldi3_highpart): Ditto.
2769 (indirect_jump): Ditto.
2772 * config/i386/sse.md (storentv4sf): Ditto.
2773 (storentv2df): Ditto.
2774 (storentv2di): Ditto.
2776 (sse2_cvtpd2ps): Ditto.
2777 (vec_interleave_highv16qi): Ditto.
2778 (vec_interleave_lowv16qi): Ditto.
2779 (vec_interleave_highv8hi): Ditto.
2780 (vec_interleave_lowv8hi): Ditto.
2781 (vec_interleave_highv4si): Ditto.
2782 (vec_interleave_lowv4si): Ditto.
2783 (vec_interleave_highv2di): Ditto.
2784 (vec_interleave_lowv2di): Ditto.
2785 (sse2_maskmovdqu): Ditto.
2786 * config/i386/mmx.md (mmx_maskmovq): Ditto.
2788 2007-09-09 Ira Rosen <irar@il.ibm.com>
2790 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
2791 (struct _slp_tree, struct _slp_instance): Define new data structures
2792 along macros for their access.
2793 (struct _loop_vec_info): Define new fields: strided_stores,
2794 slp_instances, and slp_unrolling_factor along macros for their access.
2795 (enum slp_vect_type): New.
2796 (struct _stmt_vec_info): Define new field, slp_type, and macros for
2798 (STMT_VINFO_STRIDED_ACCESS): New macro.
2799 (vect_free_slp_tree): Declare.
2800 (vectorizable_load): Add an argument of type slp_tree.
2801 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
2802 vectorizable_assignment): Likewise.
2803 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
2804 Declare (make extern).
2805 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
2806 (new_loop_vec_info): Likewise.
2807 (destroy_loop_vec_info): Free memory allocated for SLP structures.
2808 * tree-vect-analyze.c: Include recog.h.
2809 (vect_update_slp_costs_according_to_vf): New.
2810 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
2811 functions. For not pure SLP stmts with strided access check that the
2812 group size is power of 2. Update the vectorization factor according to
2813 SLP. Call vect_update_slp_costs_according_to_vf.
2814 (vect_analyze_group_access): New.
2815 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
2816 (vect_free_slp_tree): New functions.
2817 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
2818 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
2819 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
2820 vect_detect_hybrid_slp): Likewise.
2821 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
2822 and vect_detect_hybrid_slp.
2823 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
2824 SLP costs into account.
2825 (vect_get_cost_fields): New function.
2826 (vect_model_simple_cost): Make extern, add SLP parameter and handle
2828 (vect_model_store_cost, vect_model_load_cost): Likewise.
2829 (vect_get_constant_vectors): New function.
2830 (vect_get_slp_vect_defs, vect_get_slp_defs,
2831 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
2832 vect_get_vec_defs): Likewise.
2833 (vectorizable_reduction): Don't handle SLP for now.
2834 (vectorizable_call): Don't handle SLP for now. Add argument to
2835 vect_model_simple_cost.
2836 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
2837 get SLPed and vectorized defs). Fix indentation and spacing.
2838 (vectorizable_assignment): Handle SLP.
2839 (vectorizable_induction): Don't handle SLP for now.
2840 (vectorizable_operation): Likewise.
2841 (vectorizable_type_demotion): Add argument to
2842 vect_model_simple_cost.
2843 (vectorizable_type_promotion): Likewise.
2844 (vectorizable_store, vectorizable_load): Handle SLP.
2845 (vectorizable_condition): Don't handle SLP for now.
2846 (vect_transform_stmt): Add a new argument for SLP. Check that there is
2847 no SLP transformation required for unsupported cases. Add SLP
2848 argument for supported cases.
2849 (vect_remove_stores): New function.
2850 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
2851 (vect_transform_loop): Schedule SLP instances.
2852 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
2854 2007-09-09 Andrew Haley <aph@redhat.com>
2856 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the fake
2859 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
2861 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
2862 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
2863 Similar for what label_refs can go in the JUMP_TARGET field. Split
2864 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
2865 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
2866 REG_LABEL when replacing an operand with a LABEL_REF for a
2868 (subst_reloads): When replacing a LABEL_REG with a register,
2869 instead of generating a REG_LABEL note, assert that there already
2870 is one or that the label is a known target for the insn.
2871 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
2872 note, check the JUMP_LABEL field. Remove "else" after return.
2873 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
2874 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
2875 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
2876 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
2877 insns. Iterate over all notes; don't assume there's only one.
2878 * cse.c (recorded_label_ref): Adjust comment to refer to
2880 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
2881 insns, not just NONJUMP_INSN_P.
2882 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
2883 isn't a jump target.
2884 * jump.c (rebuild_jump_labels): Adjust head comment.
2885 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
2886 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
2887 (mark_all_labels): For JUMP_P insns without a target, check if the
2888 the target is noted on the previous nonjump insn.
2889 (mark_jump_label_1): New function, guts from mark_jump_label.
2890 <case IF_THEN_ELSE>: Handle first operand as a non-target when
2891 marking jump target labels.
2892 <case LABEL_REF>: Adjust for whether to generate a
2893 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
2894 For 'E' format rtl, iterate in descending element order.
2895 (delete_related_insns): Handle both REG_LABEL_TARGET and
2896 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
2897 reference count, delete and fallthrough. Move finding-next-
2898 non-deleted insn last in the function. Look at all INSN_P insns
2899 for REG_LABEL_OPERAND notes.
2900 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
2902 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
2903 JUMP_LABEL, output the INSN_UID of it.
2904 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
2905 and/or REG_LABEL_TARGET.
2906 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
2907 with jump.c copy by only adding notes for labels actually
2908 referenced in the insn.
2909 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
2910 usage count increment; handle all INSN_P trial insns.
2911 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
2913 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
2914 REG_LABEL_TARGET and REG_LABEL_OPERAND.
2915 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
2917 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
2918 JUMP_P insns and REG_LABEL_OPERAND everywhere.
2919 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
2920 on all INSN_P insns.
2921 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
2922 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
2923 REG_LABEL_OPERAND notes.
2924 * reload1.c (calculate_needs_all_insns): Adjust comments.
2925 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
2926 * config/alpha/alpha.md (split for load of an address into a
2927 four-insn sequence on Unicos/Mk): Adjust to use
2929 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
2931 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2934 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2935 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
2936 FOR_BB_INSNS_SAFE instead of for loop.
2937 * cse.c (cse_extended_basic_block): Likewise.
2938 * postreload.c (reload_cse_regs_1): New variable next. Make sure
2939 that the for loop does not invoke NEXT_INSN on a deleted insn.
2940 * function.c (instantiate_virtual_regs): Likewise.
2941 * lower-subreg.c (remove_retval_note): Likewise.
2942 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
2944 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
2946 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
2947 insn, if it's a jump.
2948 (try_redirect_by_replacing_jump): New variable jump_p. Call
2949 tablejump_p before delete_insn_chain.
2950 * reload1.c (reload): New variable next. Make sure that the for
2951 loop does not invoke NEXT_INSN on a deleted insn.
2952 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
2953 (delete_output_reload): New variable prev. Make sure the the for
2954 loops do not invoke PREV_INSN on a deleted insn.
2956 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2958 * pa/constraints.md: Remove 'X' from unused letters comment.
2960 2007-09-08 Richard Guenther <rguenther@suse.de>
2962 * tree-tailcall.c (find_tail_calls): If we don't have aliases
2963 computed check stmt_ann->references_memory instead of counting
2966 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
2968 * cse.c (fold_rtx): Use validate_unshare_change() instead of
2969 validate_change() in one more case.
2971 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
2973 PR tree-optimization/32283
2974 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
2975 estimated_loop_iterations.
2976 (determine_use_iv_cost_condition): Decrease cost of expressions
2977 used in iv elimination.
2979 2007-09-08 Richard Guenther <rguenther@suse.de>
2981 * tree-cfg.c (verify_gimple_expr): Avoid building new
2982 pointer types, use TYPE_POINTER_TO if available instead.
2984 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
2987 PR rtl-optimization/26449
2988 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
2989 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
2991 (mulv16qi3): Implement as define_insn_and_split pattern instead of
2992 define_expand. Split insn in split1 pass.
2995 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
2997 PR tree-optimization/33301
2998 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
3001 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
3003 PR tree-optimization/32183
3004 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
3006 * tree-ssa-reassoc.c: Include cfgloop.h.
3007 (is_reassociable_op): Add a loop argument and return true only
3009 (linearize_expr): Updated.
3010 (should_break_up_subtract): Likewise.
3011 (linearize_expr_tree): Likewise.
3012 (init_reassoc): Call loop_optimizer_init with
3013 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
3014 with CDI_DOMINATORS.
3015 (fini_reassoc): Call loop_optimizer_finalize.
3017 2007-09-07 Sterling Augustine <sterling@tensilica.com>
3019 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
3020 if there is no i-cache.
3022 2007-09-07 Richard Guenther <rguenther@suse.de>
3025 2007-09-06 Richard Guenther <rguenther@suse.de>
3027 PR tree-optimization/32586
3028 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
3029 folding if nothing changed.
3030 (simplify_unary_expression): New function. Do tree combining
3031 on conversion like codes.
3032 (try_to_simplify): Call it.
3034 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3037 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
3038 (__gthread_active,__gthread_start, __gthread_active_init): New.
3039 * gthr-posix95.h: Likewise.
3041 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
3043 * function.h (struct function): Rename calls_unwind_init
3044 to saves_all_registers.
3045 (current_function_saves_all_registers): Renamed from
3046 current_function_calls_unwind_init.
3047 * reload1.c (reload): Set current_function_saves_all_registers.
3048 * except.c (expand_builtin_unwind_init): Likewise.
3049 * config/m68k/m68k.c (m68k_save_reg): Use
3050 current_function_saves_all_registers to save pic register.
3052 2007-09-07 Janis Johnson <janis187@us.ibm.com>
3054 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
3055 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
3057 Reapply reverted changes:
3059 2007-09-06 Jan Hubicka <jh@suse.cz>
3061 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call
3064 2007-09-06 Richard Sandiford <richard@codesourcery.com>
3066 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
3067 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
3069 2007-09-05 Janis Johnson <janis187@us.ibm.com>
3071 * optabs.c (expand_float): Convert unsigned integer as signed only
3072 if it provides sufficient accuracy; add mode argument to real_2expN.
3073 (expand_fix): Fix comment typos; extend binary float into mode
3074 wider than destination for converion to unsigned integer; add mode
3075 argument to real_2expN.
3076 * real.c (real_2expN): Add mode argument to special-case decimal
3078 * real.h (real_2expN): Ditto.
3079 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
3081 (fixed_from_string): Ditto.
3082 (fixed_to_decimal): Ditto.
3083 (fixed_convert_from_real): Ditto.
3084 (real_convert_from_fixed): Ditto.
3085 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
3086 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
3087 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
3088 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
3090 2007-09-07 Diego Novillo <dnovillo@google.com>
3092 * tree-flow.h (const_block_stmt_iterator): Remove.
3093 Update all users to use block_stmt_iterator.
3094 * tree-iterator.h (const_tree_stmt_iterator): Remove.
3095 Update all users to use tree_stmt_iterator.
3097 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
3099 * config/mips/mips.c (mips_set_current_function): Temporarily
3100 make this a no-op to fix bootstrap errors, pending rewrite.
3102 2007-09-07 Jan Hubicka <jh@suse.cz>
3104 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
3107 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
3109 PR tree-optimization/33299
3110 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
3111 uses for all relevant loop-exit phis, not just the first.
3113 2007-09-07 Richard Guenther <rguenther@suse.de>
3116 * tree-ssa-operands.c (access_can_touch_variable): An access
3117 of the form (*p)[0] can touch a variable of same size.
3119 2007-09-07 Jan Hubicka <jh@suse.cz>
3121 * passes.c (init_optimization_passes): Add simple dce and addressable
3123 * tree-ssa.c (execute_update_addresses_taken): New function.
3124 (pass_update_address_taken): New.
3125 * tree-ssa-dse.c (execute_simple_dse): New function.
3126 (pass_simple_dse): New.
3127 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
3129 2007-09-07 Tobias Burnus <burnus@net-b.de>
3132 * doc/invoke.texi: Fix -Wstrict-overflow= table.
3134 2007-09-07 Richard Guenther <rguenther@suse.de>
3137 2007-09-06 Richard Guenther <rguenther@suse.de>
3139 PR tree-optimization/32586
3140 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
3141 folding if nothing changed.
3142 (simplify_unary_expression): New function. Do tree combining
3143 on conversion like codes.
3144 (try_to_simplify): Call it.
3146 2007-09-07 Richard Guenther <rguenther@suse.de>
3147 Uros Bizjak <ubizjak@gmail.com>
3149 PR tree-optimization/32821
3150 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
3151 NULL in the call to set_bb_stmt_list.
3153 2007-09-07 Richard Sandiford <richard@codesourcery.com>
3155 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
3156 float calls here, rather than leaving some to the caller.
3157 Use call_internal_direct and call_value_internal_direct.
3158 * config/mips/mips.md (call_internal_direct): New pattern.
3159 (call_value_internal_direct): Likewise.
3161 2007-09-07 Richard Sandiford <richard@codesourcery.com>
3163 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
3164 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
3166 (override_options): Set mips_base_move_loop_invariants.
3168 2007-09-07 Richard Sandiford <richard@codesourcery.com>
3170 * config/mips/mips.opt (mcode-readable=): Move to keep list
3173 2007-09-07 Richard Sandiford <richard@codesourcery.com>
3175 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
3176 and -mgpopt options. Adjust the -G documentation to match.
3177 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
3178 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
3179 function, split out from mips_classify_symbol. Return false for
3180 !TARGET_LOCAL_SDATA.
3181 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
3182 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
3183 (override_options): Check whether the -mgpopt setting is consistent
3184 with the other flags.
3185 (symbolic_expression_p): Delete.
3186 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
3187 and default_elf_select_rtx_section.
3188 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
3189 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
3190 external data and TARGET_EXTERN_SDATA.
3192 2007-09-07 Tobias Burnus <burnus@net-b.de>
3195 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
3197 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3199 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
3200 FOR_BB_INSNS_SAFE instead of for loop.
3201 * cse.c (cse_extended_basic_block): Likewise.
3202 * postreload.c (reload_cse_regs_1): New variable next. Make sure
3203 that the for loop does not invoke NEXT_INSN on a deleted insn.
3204 * function.c (instantiate_virtual_regs): Likewise.
3205 * lower-subreg.c (remove_retval_note): Likewise.
3206 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
3208 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
3210 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
3211 insn, if it's a jump.
3212 (try_redirect_by_replacing_jump): New variable jump_p. Call
3213 tablejump_p before delete_insn_chain.
3214 * reload1.c (reload): New variable next. Make sure that the for
3215 loop does not invoke NEXT_INSN on a deleted insn.
3216 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
3217 (delete_output_reload): New variable prev. Make sure the the for
3218 loops do not invoke PREV_INSN on a deleted insn.
3220 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
3222 * cgraphbuild.c (rebuild_cgraph_edges): Export.
3223 * cgraph.h (rebuild_cgraph_edges): Declare.
3224 * tree-pass.h (pass_expand_omp_ssa): New.
3225 * omp-low.c (find_omp_clause): Export.
3226 (copy_var_decl): Split from omp_copy_decl_2.
3227 (build_omp_barrier): Return the call to emit instead of emitting
3229 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
3231 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
3232 expand_omp_for_generic, expand_omp_for_static_nochunk,
3233 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
3234 Adapted to work on SSA form.
3235 (execute_expand_omp): Do not invalidate dominance information.
3236 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
3237 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
3238 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
3240 (force_gimple_operand): Allow gimplifying code expressions without
3242 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
3243 * common.opt (fopenmp-ssa): New.
3244 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
3245 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
3246 * tree-cfg.c: Include tree-inline.h.
3247 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
3248 (replace_by_duplicate_decl, replace_ssa_name,
3249 mark_virtual_ops_in_region): New functions.
3250 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
3251 to work on SSA form.
3252 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
3253 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
3256 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3258 * tree-loop-linear.c: Include obstack.h.
3259 (linear_transform_loops): New obstack lambda_obstack.
3260 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
3261 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
3262 and free afterwards.
3263 * lambda.h (struct obstack): New forward declaration.
3264 (lambda_linear_expression_new): New parameter of type struct
3266 (lambda_loopnest_new): Likewise.
3267 (lambda_loopnest_transform): Likewise.
3268 (lambda_body_vector_new): Likewise.
3269 (lambda_body_vector_compute_new): Likewise.
3270 (gcc_loopnest_to_lambda_loopnest): Likewise.
3271 (lambda_loopnest_to_gcc_loopnest): Likewise.
3272 * lambda-code.c: Include obstack.h.
3273 (lambda_lattice_new): New parameter lambda_obstack. Use it for
3275 (lambda_body_vector_new): Likewise.
3276 (lambda_linear_expression_new): Likewise.
3277 (lambda_lattice_new): Likewise.
3278 (lambda_loopnest_new): Likewise. Additionally use obstack to
3279 allocate LN_LOOPS(ret).
3280 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
3281 it to lambda_lattice_new.
3282 (lambda_body_vector_compute_new): New parameter lambda_obstack.
3283 Pass it to lambda_body_vector_new.
3284 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
3285 it to lambda_lattice_new.
3286 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
3287 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
3288 (lambda_compute_target_space): Likewise.
3289 (lambda_compute_auxillary_space): New parameter lambda_obstack.
3290 Pass it to lambda_lattice_compute_base and
3291 compute_nest_using_fourieer_motzkin.
3292 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
3293 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
3294 and lambda_lattice_compute_target_space.
3295 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
3296 Pass it to lambda_linear_expression_new.
3297 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
3298 to gcc_tree_to_linear_expression.
3299 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
3300 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
3301 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
3302 Pass it to lambda_body_vector_new and
3303 lambda_body_vector_compute_new.
3304 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
3305 (lambda-code.o): Likewise.
3307 2007-09-06 Chao-ying Fu <fu@mips.com>
3309 * ginclude/stdfix.h: New file.
3310 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
3311 (convert.o): Add dependence on fixed-value.h.
3312 * c-convert.c (convert): Support FIXED_POINT_TYPE.
3313 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
3314 to define fixed-point constants.
3315 (c_cpp_builtins): Define fixed-point constants.
3316 * convert.c (fixed-value.h): New include.
3317 (convert_to_real): Update comment to include fixed-point.
3318 Support FIXED_POINT_TYPE.
3319 (convert_to_integer): Update comment to include fixed-point.
3320 Support FIXED_POINT_TYPE.
3321 (convert_to_complex): Support FIXED_POINT_TYPE.
3322 (convert_to_fixed): New function.
3323 * convert.h (convert_to_fixed): Declare.
3324 * genopinit.c: Add comment about $Q for only fixed-point modes.
3325 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
3326 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
3327 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
3328 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
3329 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
3330 usneg_optab for fixed-point modes.
3331 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
3333 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
3334 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
3335 unsigned saturation optabs, when type is saturating.
3336 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
3337 (expand_fixed_convert): New function.
3338 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
3339 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
3340 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
3341 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
3342 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
3343 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
3345 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
3346 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
3347 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
3348 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
3349 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
3351 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
3352 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
3353 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
3354 fractuns, satfractuns.
3355 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
3356 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
3357 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
3358 OTI_ssmsub_widen, OTI_usmsub_widen.
3359 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
3360 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
3361 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
3362 umsub_widen_optab, usmsub_widen_optab): Define.
3363 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
3365 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
3367 (expand_fixed_convert): Declare.
3368 * expr.c (convert_move): Support the move of fixed-point modes.
3369 (emit_move_insn_1): Handle fixed-point mode to move via integer.
3370 (categorize_ctor_elements_1): Handle FIXED_CST.
3371 (count_type_elements): Handle FIXED_POINT_TYPE.
3372 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
3373 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
3375 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
3376 multiply and add/subtract for fixed-point types.
3377 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
3378 mode, we jump to binop directly.
3379 Support FIXED_CONVERT_EXPR.
3380 (do_store_flag): Check FIXED_CST to put a constant second.
3381 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
3382 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
3383 (const_vector_from_tree): Support FIXED_CST.
3384 * doc/extend.texi (Fixed-Point): New node.
3385 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
3386 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
3387 satfract, fractuns, satfractuns): Document them.
3389 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
3391 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
3392 addresses into I registers.
3394 2007-09-06 Jan Hubicka <jh@suse.cz>
3395 Andreas Tobler <a.tobler@schweiz.org>
3397 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
3399 (machopic_legitimize_pic_address): Likewise.
3401 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3402 Jan Hubicka <jh@suse.cz>
3404 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
3405 instead of ufloat_optab->handlers directly.
3406 (floatdidf2): Likewise.
3408 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
3410 * config/mips/mips.c: Include diagnostic.h.
3411 (mips_set_current_function): Check errorcount and sorrycount
3412 before generating RTL.
3414 2007-09-06 Richard Sandiford <richard@codesourcery.com>
3417 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
3418 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
3419 (print_operand_reloc): Likewise.
3421 2007-09-06 Janis Johnson <janis187@us.ibm.com>
3425 2007-09-06 Jan Hubicka <jh@suse.cz>
3427 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
3430 2007-09-06 Richard Sandiford <richard@codesourcery.com>
3432 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
3433 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
3435 2007-09-05 Janis Johnson <janis187@us.ibm.com>
3437 * optabs.c (expand_float): Convert unsigned integer as signed only
3438 if it provides sufficient accuracy; add mode argument to real_2expN.
3439 (expand_fix): Fix comment typos; extend binary float into mode
3440 wider than destination for converion to unsigned integer; add mode
3441 argument to real_2expN.
3442 * real.c (real_2expN): Add mode argument to special-case decimal
3444 * real.h (real_2expN): Ditto.
3445 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
3447 (fixed_from_string): Ditto.
3448 (fixed_to_decimal): Ditto.
3449 (fixed_convert_from_real): Ditto.
3450 (real_convert_from_fixed): Ditto.
3451 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
3452 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
3453 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
3454 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
3456 2007-09-06 Tom Tromey <tromey@redhat.com>
3458 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
3459 * c-pch.c (c_common_read_pch): Restore current location after
3461 * tree.c (expand_location): Update.
3462 (expr_filename): Changed return type. Unified the two cases.
3463 (expr_lineno): Likewise.
3464 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
3466 * toplev.c (line_table): Changed type.
3467 (general_init): Update.
3468 (realloc_for_line_map): New function.
3469 (general_init): Allocate line_table using GC.
3470 * fix-header.c (line_table): Changed type.
3471 (read_scan_file): Update.
3472 (read_scan_file): Update.
3473 * c-ppoutput.c (maybe_print_line): Update.
3474 (print_line): Update.
3475 (cb_line_change): Update.
3476 (cb_define): Update.
3477 (pp_file_change): Update.
3478 * c-opts.c (c_common_init_options): Update.
3479 (finish_options): Update.
3480 (push_command_line_include): Update.
3481 * c-lex.c (cb_line_change): Update.
3482 (cb_def_pragma): Update.
3483 (cb_define): Update.
3485 (c_lex_with_flags): Use cpp_get_token_with_location.
3486 * input.h (line_table): Changed type.
3487 (location_from_locus): New macro.
3488 * tree.h (EXPR_FILENAME): No longer an lvalue.
3489 (EXPR_LINENO): Likewise.
3490 (expr_locus, set_expr_locus): Declare separately for
3491 USE_MAPPED_LOCATION.
3492 (expr_filename, expr_lineno): Changed return type.
3493 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
3494 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
3495 (expand_gimple_basic_block): Likewise.
3496 * final.c (final_scan_insn): Use expanded_location.
3498 2007-09-06 Richard Guenther <rguenther@suse.de>
3500 PR tree-optimization/32586
3501 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
3502 folding if nothing changed.
3503 (simplify_unary_expression): New function. Do tree combining
3504 on conversion like codes.
3505 (try_to_simplify): Call it.
3506 * builtins.c (fold_builtin_cexp): Fold the built expressions.
3507 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
3509 2007-09-06 Jan Hubicka <jh@suse.cz>
3512 * cse.c (fold_rtx): Avoid invalid sharing.
3514 2007-09-06 Richard Sandiford <richard@codesourcery.com>
3516 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
3517 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
3519 2007-09-06 Revital Eres <eres@il.ibm.com>
3521 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
3522 Fix offsettable memory reference for 750CL.
3524 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
3526 * reload.c (find_reloads_address_1): Try to preserve original
3527 base/index regclass of operands.
3528 * regrename.c (scan_rtx_address): Likewise.
3529 (replace_oldest_value_addr): Likewise.
3531 2007-09-06 Richard Guenther <rguenther@suse.de>
3533 PR tree-optimization/33302
3534 * domwalk.c (walk_dominator_tree): The exit block is
3535 interesting even if it is not reachable.
3537 2007-09-06 Richard Sandiford <richard@codesourcery.com>
3540 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
3542 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
3544 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
3547 2007-09-05 Ian Lance Taylor <iant@google.com>
3549 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
3551 (dump_generic_node): Likewise.
3552 * print-rtl.c (print_decl_name): Likewise.
3553 * print-tree.c (print_node_brief): Likewise.
3554 (print_node): Likewise.
3555 * Makefile.in (RTL_BASE_H): Add alias.h.
3558 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
3560 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
3562 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
3563 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
3565 2007-09-06 Jie Zhang <jie.zhang@analog.com>
3567 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
3568 (tm_defines): Define UCLIBC_DEFAULT to 1.
3569 (extra_options): Add linux.opt.
3570 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
3571 (CRT_CALL_STATIC_FUNCTION): Likewise.
3572 (NO_IMPLICIT_EXTERN_C): Likewise.
3573 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
3574 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
3575 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
3576 (ENDFILE_SPEC): Don't define.
3577 (LIB_SPEC): Likewise.
3578 (CRT_CALL_STATIC_FUNCTION): Likewise.
3579 (NO_IMPLICIT_EXTERN_C): Likewise.
3580 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
3581 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
3583 2007-09-06 Jan Hubicka <jh@suse.cz>
3585 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
3588 2007-09-06 Jan Hubicka <jh@suse.cz>
3590 * opts.c (common_handle_option): Enable inlining functions for
3593 2007-09-06 Jakub Jelinek <jakub@redhat.com>
3595 * builtin-attrs.def (ATTR_NONNULL_3): New.
3596 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
3597 ATTR_NOTHROW_NONNULL_##FA.
3598 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
3599 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
3600 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
3601 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
3602 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
3603 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
3604 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
3606 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
3607 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
3608 ATTR_FORMAT_NOTHROW_3_4): Remove.
3609 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
3610 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
3611 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
3612 instead of ATTR_FORMAT_*_*.
3614 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
3616 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
3617 parts re-used for REG_FRAME_RELATED_EXPR.
3619 2007-09-05 Janis Johnson <janis187@us.ibm.com>
3621 * optabs.c (expand_float): Convert unsigned integer as signed only
3622 if it provides sufficient accuracy; add mode argument to real_2expN.
3623 (expand_fix): Fix comment typos; extend binary float into mode
3624 wider than destination for converion to unsigned integer; add mode
3625 argument to real_2expN.
3626 * real.c (real_2expN): Add mode argument to special-case decimal
3628 * real.h (real_2expN): Ditto.
3629 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
3631 (fixed_from_string): Ditto.
3632 (fixed_to_decimal): Ditto.
3633 (fixed_convert_from_real): Ditto.
3634 (real_convert_from_fixed): Ditto.
3635 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
3636 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
3637 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
3638 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
3640 2007-09-05 Ian Lance Taylor <iant@google.com>
3642 * init-regs.c (initialize_uninitialized_regs): Call
3643 emit_insn_before rather than add_insn_before.
3645 2007-09-05 Jakub Jelinek <jakub@redhat.com>
3647 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
3648 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
3649 * tree-inline.h (copy_body_data): Add call_expr field.
3650 * tree-inline.c (expand_call_inline): Initialize call_expr.
3651 (copy_bb): Append anonymous inline fn arguments to arguments
3652 when inlining a CALL_EXPR_VA_ARG_PACK call.
3653 * builtins.c (expand_builtin): Issue an error if
3654 BUILT_IN_VA_ARG_PACK is seen during expand.
3655 (fold_call_expr, fold_builtin_call_array): Don't fold
3656 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
3657 __builtin_va_arg_pack () call as last argument.
3658 * gimplify.c (gimplify_call_expr): If last argument to a vararg
3659 function is __builtin_va_arg_pack (), decrease number of call
3660 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
3661 * expr.c (expand_expr_real_1): Issue an error if
3662 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
3663 * tree-pretty-print.c (dump_generic_node): Handle printing
3664 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
3665 * doc/extend.texi (__builtin_va_arg_pack): Document.
3667 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
3669 PR tree-optimization/21513
3670 * builtins.c (build_builtin_expect_predicate): New function.
3671 (fold_builtin_expect): Add argument for expected value.
3672 Distribute __builtin_expect over short-circuiting operations.
3673 Fold nested builtin_expects.
3674 (fold_builtin_2): Adjust call to fold_builtin_expect.
3676 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
3679 PR tree-optimization/13756
3680 * doc/invoke.texi (Options That Control Optimization): Document
3683 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
3685 * gcc/config/i386/cpuid.h: New file.
3686 * gcc/config/i386/driver-i386.c: Include cpuid.h.
3687 (describe_cache): Shrink size and line strings to 100 bytes.
3688 (detect_caches_amd): Return "" for unsupported max_ext_level.
3689 Use __cpuid function.
3690 (detect_caches_intel): Return "" for unsupported max_level.
3691 Use __cpuid function.
3692 (host_detect_local_cpu): Change feature flag variables to
3693 unsigned int. Initialize only extended feature flag variables.
3694 Use __get_cpuid_max to determine max supported cpuid level.
3695 Use __cpuid function to determine supported features. Fix
3696 calculation of family id. Remove is_amd and check signature
3697 directly. Check for Geode signature. Handle family 4 id.
3698 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
3699 cpu discovery code to lower part of the function.
3700 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
3701 for sub-architecture.
3702 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
3703 [PROCESSOR_K8]: Add k8-sse3 architecture.
3704 [PROCESSOR_NOCONA]: Remove.
3705 [PROCESSOR_GENERIC64]: Ditto.
3706 * gcc/config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
3707 * gcc/config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
3708 to check for SSE and FXSAVE support.
3709 * gcc/config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
3710 Add -minline-all-stringops.
3711 * gcc/config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
3712 (x86_64-*-*): Ditto.
3714 2007-09-05 Jie Zhang <jie.zhang@analog.com>
3716 * config/bfin/linux-unwind.h: New file.
3717 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
3718 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
3720 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3722 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
3723 * stmt.c: Include alloc-pool.h.
3724 (struct case_node): Remove GTY marker.
3725 (add_case_node): New parameter case_node_pool. Use it for
3727 (expand_case): New allocation pool case_node_pool. Initialize it,
3728 pass to add_case_node and free it.
3730 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
3731 David Ung <davidu@mips.com>
3732 Nigel Stephens <nigel@mips.com>
3734 Add mips16/nomips16 function attributes and -mflip-mips16 option
3735 for testing mixed-mode compilation.
3737 * config/mips/mips.opt (mflip-mips16): New.
3739 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
3740 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
3742 * config/mips/mips.c (mips_base_target_flags): New.
3743 (mips_base_mips16): New.
3744 (mips_base_schedule_insns): New.
3745 (mips_base_reorder_blocks_and_partition): New.
3746 (mips_base_align_loops): New.
3747 (mips_base_align_jumps): New.
3748 (mips_base_align_functions): New.
3749 (mips16_flipper): New.
3750 (mips_attribute_table): Add "mips16" and "nomips16" entries.
3751 (TARGET_SET_CURRENT_FUNCTION): Define.
3752 (mips_mips16_type_p, mips_nomips16_type_p): New.
3753 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
3754 (mips_function_ok_for_sibcall): Make it deal with functions with
3756 (mips_init_split_addresses): New, split out from override_options.
3757 (mips_init_relocs): New, split out from override_options.
3758 (was_mips16_p): New.
3759 (mips_set_mips16_mode): New, split out from override_options.
3760 (mips_set_current_function): New.
3761 (override_options): Add sorry for unsupported mips16/pic
3762 combination. Remove error for mips16/dsp combination. Save
3763 base option settings.
3764 (mips_file_start): Move mips16 mode setting output from here....
3765 (mips_output_function_prologue): ....to here.
3766 (mips_output_mi_thunk): Check for mips16 function.
3767 (build_mips16_function_stub): Don't set .mips16 here.
3768 (build_mips16_call_stub): Likewise.
3769 (mips_expand_builtin): Error in mips16 mode.
3770 (mips_use_mips16_mode_p): New.
3771 (mips_encode_section_info): Check for mips16 function, and set
3772 SYMBOL_REF_FLAGS accordingly.
3774 * doc/extend.texi (Function Attributes): Document new
3775 mips16/nomips16 attributes.
3776 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
3777 (MIPS Options): Document -mflip-mips16.
3779 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
3781 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
3782 if we encounter TLS address in MIPS16 mode.
3783 (mips_legitimize_const_move): Check cannot_force_const_mem for
3784 the (const (plus symbol offset)) case; this forces invalid TLS
3785 address in MIPS16 mode to be caught by the above call to sorry.
3786 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
3787 because that now enables emutls, which is not ABI compatible
3788 with native TLS in non-MIPS16 mode.
3790 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
3792 Add target hook invoked when cfun changes.
3794 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
3795 * target.h (struct gcc_target): Add set_current_function.
3796 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
3797 (TARGET_INITIALIZER): Add initializer for set_current_function.
3798 * tree.h (push_struct_function): New.
3799 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
3801 (set_cfun): Declare.
3802 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
3804 (push_function_context_to): Use allocate_struct_function
3805 to create null context, not init_dummy_function_start. Use set_cfun.
3806 (pop_function_context_from): Use set_cfun.
3807 (in_dummy_function): New.
3808 (invoke_set_current_function_hook): New.
3810 (push_cfun, pop_cfun): Use set_cfun.
3811 (push_struct_function): New.
3812 (allocate_struct_function): Call invoke_set_current_function_hook
3814 (prepare_function_start): Don't set cfun here. Remove unused
3815 argument; fix all callers.
3816 (init_dummy_function_start): Fiddle with in_dummy_function. Call
3817 push_struct_function.
3818 (init_function_start): Set cfun here.
3819 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
3820 * omp-low.c (create_omp_child_function): Use push_struct_function
3821 and pop_cfun to save/restore state.
3822 (expand_omp_parallel): Remove unused saved_cfun variable.
3823 * cgraphunit.c (ipa_passes): Use set_cfun.
3824 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
3825 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
3826 * matrix-reorg.c (transform_allocation_sites): Likewise.
3827 (matrix_reorg): Use set_cfun.
3828 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
3829 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
3830 assignment to cfun; use set_cfun for the other.
3831 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
3832 (dump_function_to_file): Use push_cfun/pop_cfun here.
3833 * c-decl.c (finish_function): Use set_cfun.
3835 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
3837 * regrename.c (rerename_optimize): Use deferred rescanning and
3838 insert explicit calls to rescan insns when changed.
3840 2007-09-05 Jan Hubicka <jh@suse.cz>
3842 * optabs.c (libfunc_entry): Change optab to integer.
3843 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
3844 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
3845 of pointers for hashing.
3847 2007-09-05 Jan Hubicka <jh@suse.cz>
3849 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
3851 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
3852 * see.c (pass_see): Likewise.
3853 * tracer.c (pass_tracer): Likewise.
3854 * postreload-gcse.c (pass_gcse2): Likewise.
3855 * postreload.c (pass_postreload_cse): Likewise.
3856 * mode-switching.c (pass_mode_switching): Likewise.
3857 * modulo-sched.c (pass_sms): Likewise.
3858 * cse.c (cse_insn): Likewise.
3859 * web.c (pass_web): Likweise.
3860 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
3861 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
3862 * loop-init.c (pass_rtl_loop_init): Likewise.
3863 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
3864 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
3865 * global.c (pass_global_alloc): Likewise.
3866 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
3867 pass_if_after_reload): Likewise.
3868 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
3869 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
3870 * regmove.c (pass_regmove): Likewise.
3871 * function.c (pass_thread_prologugues_epilogues): Likewise.
3872 * gcse.c (pass_gcse): Likewise.
3873 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
3874 * lower-subreg.c (pass_lower_subreg2): Likewise.
3875 * bt-load.c (pass_branch_target_load): Likewise.
3876 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
3877 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
3878 * combine.c (pass_combine): Likewise.
3879 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
3880 (pass_partition_blocks): Likewise.
3881 * var-tracking.c (pass_variable_track): Likewise.
3882 * reg-stack.c (pass_stack_regs_run): Likewise.
3883 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
3884 * passes.c (pass_postreload): Likewise.
3885 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
3886 * tree-pass.h (TODO_verify_rtl_sharing): New.
3887 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
3888 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
3889 TODO_set_props, TODO_df_finish, TODO_df_verify,
3890 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
3892 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3894 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
3895 fold_real_zero_addition_p, reorder_operands_p,
3896 div_if_zero_remainder, fold_undefer_overflow_warnings,
3897 int_binop_types_match_p, fold_convert_const_int_from_int,
3898 fold_convert_const_int_from_real,
3899 fold_convert_const_int_from_fixed,
3900 fold_convert_const_real_from_real,
3901 fold_convert_const_real_from_fixed,
3902 fold_convert_const_fixed_from_fixed,
3903 fold_convert_const_fixed_from_int,
3904 fold_convert_const_fixed_from_real, maybe_lvalue_p,
3905 fold_checksum_tree, fold_check_failed, print_fold_checksum,
3906 debug_fold_checksum, multiple_of_p): Constify.
3907 * tree-flow-inline.h (get_lineno): Likewise.
3908 * tree-flow.h (get_lineno): Likewise.
3909 * tree-object-size.c (compute_object_offset, addr_object_size,
3910 alloc_object_size, pass_through_call): Likewise.
3911 * tree-pretty-print.c (op_symbol, print_call_name,
3912 print_struct_decl, do_niy): Likewise.
3913 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
3914 debug_fold_checksum): Likewise.
3916 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
3919 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
3920 note, remove the associated REG_RETVAL note.
3922 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
3924 * config.gcc (powerpc*-*-*): Install
3925 spu2vmx.h, vec_types.h, and si2vmx.h headers.
3926 * config/rs6000/spu2vmx.h: New header.
3927 * config/rs6000/si2vmx.h: New header.
3928 * config/rs6000/vec_types.h: New header.
3930 2007-09-05 Ben Elliston <bje@au.ibm.com>
3932 * varasm.c (initializer_constant_valid_p): Fix comment typo.
3934 2007-09-05 Ben Elliston <bje@au.ibm.com>
3936 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
3938 (__stdcx): Make asm volatile.
3939 (__stwcx, __stdcx): Return only 0 or 1.
3941 2007-09-05 Jan Hubicka <jh@suse.cz>
3945 2007-09-04 Jan Hubicka <jh@suse.cz>
3946 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
3948 2007-09-04 Richard Guenther <rguenther@suse.de>
3949 * tree-ssa-operands.c (add_virtual_operand): Only mark
3950 stores as has_volatile_ops if alias information is not available.
3952 2007-09-05 Jakub Jelinek <jakub@redhat.com>
3954 * config/rs6000/tramp.asm: Include config.h.
3955 Check __PIC__ or __pic__ macro instead of SHARED.
3957 PR rtl-optimization/32300
3958 * see.c (see_copy_insn): New function.
3959 (see_def_extension_not_merged, see_merge_one_use_extension,
3960 see_merge_one_def_extension): Use it. Avoid changing
3961 PREV_INSN/NEXT_INSN chains directly, insted emit insns
3962 into sequences. Call df_insn_delete on temporary insns
3963 that won't be emitted into the insn stream.
3964 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
3965 and run df_process_deferred_rescans () before run_fast_dce.
3967 PR tree-optimization/33017
3968 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
3969 recurse for pure or const function calls.
3971 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3973 * c-format.c: Include alloc-pool.h.
3974 (check_format_info_main): New argument fwt_alloc. Use allocation
3975 pool instead of GC. Remove GC deallocation code.
3976 (check_format_arg): Create allocation pool, pass it to
3977 check_format_info_main and free it afterwards.
3978 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
3980 2007-09-05 Ben Elliston <bje@au.ibm.com>
3982 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
3983 Rename count macro arugment for clarity.
3984 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
3985 (__protected_stream_set): Likewise, pass 0.
3987 2007-09-04 Jan Hubicka <jh@suse.cz>
3989 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
3991 2007-09-04 Jan Hubicka <jh@suse.cz>
3993 * invoke.texi (-finline-small-functions): Document.
3994 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
3995 when deciding what is inlinable.
3996 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
3997 (cgraph_decide_inlining_of_small_function): Handle new flags.
3998 (cgraph_decide_inlining_incrementally): Likewise.
3999 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
4000 * common.opt (finline-small-functions): New.
4001 * Makefile.in (build/gengtype.o-warn): Work around PR29478
4003 2007-09-04 Richard Guenther <rguenther@suse.de>
4005 * tree-ssa-operands.c (add_virtual_operand): Only mark
4006 stores as has_volatile_ops if alias information is not available.
4008 2007-09-04 Andrew Haley <aph@redhat.com>
4010 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
4012 2007-09-04 Andrew Haley <aph@redhat.com>
4014 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
4015 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
4016 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
4018 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
4021 * common.opt: Mention ABI version 2 in comment.
4023 2007-09-04 Jan Hubicka <jh@suse.cz>
4025 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
4026 (libfunc_entry): New structure.
4027 (libfunc_hash): New hashtable.
4028 (hash_libfunc): New function.
4029 (eq_libfunc): New function.
4030 (convert_optab_libfunc): New function.
4031 (optab_libfunc): New function.
4032 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
4033 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
4034 expand_float, expand_fix, new_optab, new_convert_optab):
4035 Update for new libfunc API.
4036 (init_libfunc, init_integral_libfuncs,
4037 init_floating_libfuncs, init_interclass_conv_libfuncs
4038 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
4039 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
4040 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
4041 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
4042 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
4043 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
4044 gen_extend_conv_libfunc): New.
4045 (init_one_libfunc): Revamp for hashtables.
4046 (set_conv_libfunc): Likewise.
4047 (init_optabs): Initialize hashtable; use lazy initialization where
4049 * optabs.h (optab_handlers): Move out of GGC.
4050 (optab, convert_optab): Move out of GGC; add lazy gen info.
4051 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
4052 (optab_libfunc, convert_optab_libfunc): New.
4053 * builtins.c (expand_builtin_powi): Update for new API.
4054 * expr.c (convert_move): Likewise.
4055 * expmed.c (expand_divmod): Likewise.
4057 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
4059 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
4060 GOT pointer only if there is a constant pool. Use the allocated space
4063 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
4065 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
4068 2007-09-04 Revital Eres <eres@il.ibm.com>
4069 Richard Guenther <rguenther@suse.de>
4070 R. Clint Whaley <whaley@cs.utsa.edu>
4072 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
4074 * tree-tailcall.c (process_assignment): Use -fassociative-math
4075 when reodering operands of floating-point type.
4076 * fold-const.c (fold_comparison, fold_binary): Use
4077 -fassociative-math and -freciprocal-math instead of
4078 -funsafe-math-optimization flag.
4079 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
4080 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
4081 -freciprocal-math instead of -funsafe-math-optimizations.
4082 * opts.c (set_fast_math_flags): Set -freciprocal-math and
4083 -fassociative-math when -ffast-math is set.
4084 (set_unsafe_math_optimizations_flags): New Function
4085 to set -freciprocal-math and -fassociative-math when
4086 -funsafe-math-optimizations is set.
4087 (common_handle_option): Call it.
4088 * tree-vectorizer.c (vect_is_simple_reduction): Use
4089 -fassociative-math when doing reduction on floats.
4090 * loop-unroll.c (analyze_insn_to_expand_var): Use
4091 -fassociative-math when expanding an accumulator of type float.
4092 * simplify-rtx.c (simplify_binary_operation_1): Use
4093 -fassociative-math and -freciprocal-math when reordeing operands
4094 of floating-point type.
4095 * combine.c (combine_simplify_rtx): Likewise.
4096 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
4098 * common.opt (-fassociative-math, -freciprocal-math): New flags.
4100 2007-09-04 Paolo Carlini <pcarlini@suse.de>
4103 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
4105 2007-09-04 Jan Hubicka <jh@suse.cz>
4107 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
4109 2007-09-04 Jan Hubicka <jh@suse.cz>
4111 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
4112 and corresponding MATCH_DUP.
4114 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
4117 * combine.c (subst): Do not try to simplify X if it represents load
4118 of FP constant from the constant pool via float extension.
4120 2007-09-04 Ben Elliston <bje@au.ibm.com>
4122 * c-opts.c: Include "tm_p.h".
4123 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
4125 2007-09-04 Richard Guenther <rguenther@suse.de>
4127 PR tree-optimization/33291
4128 * tree-pretty-print.c (dump_generic_node): Dump all
4129 qualifiers for pointer types, not only first. Dump
4130 qualifiers for aggregate types as well.
4131 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
4132 use the canonical type for building ARRAY_REFs.
4133 * gimplify.c (canonicalize_addr_expr): Clean up. The
4134 correct validness check is compatibility of the pointer
4135 types. Always use the canonical type for building
4136 ARRAY_REFs and ADDR_EXPRs.
4137 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
4138 change that disabled propagation of ADDR_EXPRs into statements
4141 2007-09-03 Zack Weinberg <zack@codesourcery.com>
4143 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
4144 (umulsi3_highpart): Make into expanders; existing insns are
4145 now named *[insn]_nov6. Add stars to existing [insn]_v6
4146 counterparts' names.
4148 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
4150 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
4151 (unprotoize.o): Remove SHLIB_MULTILIB.
4153 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
4155 * doc/extend.texi: Document progmem attribute for AVR.
4157 2007-09-03 Anatoly Sokolov <aesok@post.ru>
4160 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
4162 2007-09-03 Zack Weinberg <zack@codesourcery.com>
4164 * optabs.c (expand_ffs): Initialize val and defined_at_zero
4167 * optabs.c: Remove unnecessary forward declarations.
4168 (expand_unop_direct): New, broken out of expand_unop.
4169 (expand_doubleword_clz): New.
4170 (expand_ctz): Move above expand_ffs. Use
4171 start_sequence, end_sequence, add_equal_note, and
4172 expand_unop_direct. Add more commentary.
4173 (expand_ffs): Try both ctz optab and expand_ctz.
4174 Generate a test and branch if the hardware doesn't give us
4175 a useful value for input zero. Style improvements similar to
4178 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
4180 2007-09-03 Zack Weinberg <zack@codesourcery.com>
4182 * config.gcc: Delete stanza for arm-semi-aof and
4183 armel-semi-aof targets.
4184 * config/arm/arm-protos.h
4186 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
4187 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
4188 delete aof_pic_label and remove mention of AOF in comments.
4189 * config/arm/arm.md: Delete patterns used only for AOF assembly.
4191 * config/arm/semiaof.h
4192 * config/arm/t-semi: Delete file.
4194 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4196 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
4197 CONST_CAST_BB): New macros for type-specific casts.
4198 (CONST_CAST): Add a TYPE parameter and define it in terms of
4201 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
4202 * c-lex.c (cb_ident, lex_string): Likewise,
4203 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
4204 * config/i386/i386.c (ix86_function_regparm,
4205 ix86_function_sseregparm): Use CONST_CAST_TREE.
4206 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
4208 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
4209 give_switch, set_multilib_dir): Likewise,
4210 * gengtype-parse.c (string_seq, typedef_name): Likewise,
4211 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
4212 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
4213 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
4214 * prefix.c (update_path): Likewise,
4215 * pretty-print.c (pp_base_destroy_prefix): Likewise,
4216 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
4217 * tree-cfg.c (tree_can_merge_blocks_p,
4218 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
4219 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
4220 * tree.c (build_string): Supply a TYPE for CONST_CAST.
4221 (attribute_list_contained): Use CONST_CAST_TREE.
4223 2007-09-03 Krister Walfridsson <cato@df.lth.se>
4225 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
4227 2007-09-03 Richard Sandiford <richard@codesourcery.com>
4230 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
4231 before forcing them into a register.
4233 2007-09-03 Richard Sandiford <richard@codesourcery.com>
4235 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
4236 rather than define_code_macro.
4238 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4240 * gcc.c (xputenv): New function.
4241 (putenv_from_prefixes): Use xputenv instead of putenv.
4242 (process_command): Use xputenv instead of putenv.
4243 (set_collect_gcc_options): Use xputenv instead of putenv.
4244 (main): Use xputenv instead of putenv.
4246 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
4248 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
4249 availability of swap instruction.
4250 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
4252 2007-09-03 Revital Eres <eres@il.ibm.com>
4254 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
4257 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
4258 Ayal Zaks <zaks@il.ibm.com>
4259 Revital Eres <eres@il.ibm.com>
4261 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
4262 compute_split_row): New functions.
4263 (ps_unschedule_node): Remove.
4264 (normalize_sched_times): Iterate over the already scheduled
4265 insns instead of the number of nodes.
4266 (MAX_SPLIT_NUM): New definition.
4267 (sms_schedule_by_order): Change the scheduling heuristic to
4268 avoid useless increases of initiation interval ii.
4269 (get_sched_window): Add dump printouts.
4271 2007-09-02 David Daney <ddaney@avtrex.com>
4273 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
4274 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
4275 (optab, insn): Add more attributes.
4276 (fetchop_bit): New code macro.
4277 (immediate_insn): New code macro attribute.
4278 (sync): Change condition to ISA_HAS_SYNC.
4279 (rdhwr): Change predicate for operand 0 to register_operand.
4280 (memory_barrier): New expand.
4281 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
4282 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
4283 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
4284 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
4285 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
4286 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
4287 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
4288 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
4289 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
4291 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
4292 Hans-Peter Nilsson <hp@axis.com>
4294 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
4295 Defined to describe availability and behavior of CLZ.
4296 * config/cris/cris.md (clzsi2): Implement using lz instruction.
4297 * config/cris/cris.opt: Tweak comment for "-metrax4".
4298 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
4299 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
4300 (count_leading_zeros): Define.
4302 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4304 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
4306 2007-09-02 Joseph Myers <joseph@codesourcery.com>
4309 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
4312 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
4314 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
4315 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
4316 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
4317 sched-deps.c, sched-int.h, system.h, target.h,
4318 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
4319 tree.def: Fix comment typos.
4321 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
4323 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
4324 (override_options): Turn on -mstrict-align on non-ColdFire
4326 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
4328 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4330 * c-common.c (const_strip_array_types): Delete.
4331 * c-common.h (const_strip_array_types): Likewise.
4332 * emit-rtl.c (const_next_insn, const_previous_insn,
4333 const_next_nonnote_insn, const_prev_nonnote_insn,
4334 const_next_real_insn, const_prev_real_insn,
4335 const_next_active_insn, const_prev_active_insn, const_next_label,
4336 const_prev_label): Delete.
4337 * gimple-low.c (block_may_fallthru): Use expr_last.
4338 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
4339 * rtl.h (const_previous_insn, const_next_insn,
4340 const_prev_nonnote_insn, const_next_nonnote_insn,
4341 const_prev_real_insn, const_next_real_insn,
4342 const_prev_active_insn, const_next_active_insn, const_prev_label,
4343 const_next_label): Delete.
4344 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
4345 * system.h (CONST_CAST): Update comment.
4346 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
4347 (const_first_stmt, const_last_stmt): Delete.
4348 (tree_block_ends_with_condjump_p): Use last_stmt.
4349 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
4350 * tree-iterator.c (const_expr_first, const_expr_last,
4351 const_expr_only): Delete.
4352 * tree.c (const_lookup_attribute): Likewise.
4353 (attribute_list_contained): Use lookup_attribute.
4354 * tree.h (const_lookup_attribute, const_expr_first,
4355 const_expr_last, const_expr_only): Delete.
4357 2007-09-01 Richard Guenther <rguenther@suse.de>
4359 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
4360 instead of TREE_THIS_VOLATILE.
4361 * tree-ssa-operands.c (add_virtual_operand): Do not set
4362 has_volatile_ops. Do not check s_ann for NULL.
4363 (get_indirect_ref_operands): Likewise.
4364 (get_expr_operands): Likewise. For all reference trees
4365 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
4366 check base of reference for TREE_THIS_VOLATILE.
4368 2007-09-01 Richard Guenther <rguenther@suse.de>
4370 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
4371 between integral types. Also allow conversions between
4374 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
4376 * optabs.c (prepare_float_lib_cmp): Use
4377 libgcc_cmp_return_mode instead of word_mode.
4378 * config/dfp-bit.h: Likewise.
4379 * config/fp-bit.h: Likewise.
4380 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
4382 (spu_libgcc_shift_count_mode): New function.
4383 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
4384 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
4386 2007-08-31 Joseph Myers <joseph@codesourcery.com>
4388 * tree-pretty-print.c: Include output.h.
4389 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
4390 HOST_WIDE_INT_PRINT_DEC.
4391 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
4393 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
4395 PR rtl-optimization/33224
4396 * loop-iv.c (latch_dominating_def): Check that the definition belongs
4397 to the analysed region.
4399 2007-08-31 Richard Guenther <rguenther@suse.de>
4401 * function.c (allocate_struct_function): Do not set
4402 current_function_returns_pointer.
4403 * function.h (struct var_refs_queue): Remove.
4404 (struct simple_obstack_stack): Likewise.
4405 (struct function): Remove fixup_var_refs_queue member.
4406 Remove returns_pointer flag.
4407 (current_function_returns_pointer): Remove define.
4409 2007-08-31 Nick Clifton <nickc@redhat.com>
4411 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
4412 secondary keys in order to obtain a stable sort.
4414 2007-08-31 Nick Clifton <nickc@redhat.com>
4417 * config/m32r/constraints.md: Add W constraint for integer zero.
4418 * config/m32r/m32r.md (get_pc): Use W and i constraints.
4419 Fix length calculation by using alternatives.
4421 2007-08-31 Richard Sandiford <richard@codesourcery.com>
4423 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
4424 split out from expand_binop.
4425 (avoid_expensive_constant): New function.
4426 (expand_binop_directly): Remove commutative_op argument and
4427 (expand_binop_directly): Remove commutative_op argument and
4428 call cummutative_optab_p instead. Do not change op0 or op1
4429 when swapping xop0 and xop1. Apply avoid_expensive_constant
4430 to each argument after potential swapping. Enforce the
4431 canonical order of commutative operands.
4432 (expand_binop): Use shift_optab_p and commutative_optab_p.
4433 Update the calls to expand_binop_directly. Only force constants
4434 into registers when widening an operation. Only swap operands
4435 once a direct expansion has been rejected.
4436 (expand_twoval_binop): Only force constants into registers when
4437 using a direct expansion.
4439 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
4441 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
4442 (sched_analyze_insn): Don't postprocess speculative dependencies when
4443 target has no scheduling.
4444 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
4445 'uninitialized' warning.
4447 2007-08-31 Richard Guenther <rguenther@suse.de>
4449 * tree.c (build_complex_type): Always set TYPE_NAME for
4452 2007-08-31 Olivier Hainque <hainque@adacore.com>
4454 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
4455 internal macro. Default alignment factor for csect directives, chosen
4456 to match what BIGGEST_ALIGNMENT allows.
4457 (DATA_SECTION_ASM_OP): Use it.
4458 * config/rs6000/rs6000.c
4459 (rs6000_xcoff_output_readonly_section_asm_op):
4460 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
4461 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
4463 2007-08-31 Olivier Hainque <hainque@adacore.com>
4465 * dbxout.c (dbxout_block): Move declaration within the first
4466 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
4467 block to include the definition, together with the associated
4470 2007-08-31 David Edelsohn <edelsohn@gnu.org>
4471 Revital Eres <eres@il.ibm.com>
4473 * doc/invoke.texi (-mpaired): Document flag.
4474 * config.gcc: Include paired.h in powerpc extra_headers and
4475 750cl.h in powerpc-*-linux*paired*.
4476 * config/rs6000/rs6000.opt (-mpaired): New flag.
4477 * config/rs6000/rs6000.c (paired_init_builtins,
4478 paired_expand_builtin, paired_expand_lv_builtin,
4479 paired_expand_stv_builtin, paired_expand_predicate_builtin):
4480 New functions to support the paired single builtin functions.
4481 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
4482 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
4484 (bdesc_paired_preds): New structure for paired predicate
4486 (rs6000_expand_builtin): Expand paired single builtins.
4487 (rs6000_init_builtins): Init paired single builtins.
4488 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
4489 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
4490 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
4491 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
4492 (rs6000_vector_mode_supported_p): Support paired vector mode.
4493 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
4494 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
4496 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
4497 (DATA_ALIGNMENT): Likewise.
4498 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
4499 (rs6000_builtins): Add PAIRED builtins.
4500 * config/rs6000/rs6000.md: Include paired.md.
4501 * config/rs6000/paired.h: New.
4502 * config/rs6000/paired.md: New.
4503 * config/rs6000/750cl.h: New.
4504 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
4506 2007-08-30 Ollie Wild <aaw@google.com>
4508 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
4509 * gcc.c (default_compilers): Add -fno-directives-only to
4510 @assembler-with-cpp.
4512 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
4516 * regclass.c (initial_fixed_regs): Revert previous change and make
4518 (initial_call_used_regs): Likewise.
4519 (initial_call_really_used_regs): Delete, reverting previous addition.
4520 (initial_reg_names): Likewise.
4521 (init_reg_sets): Revert previous change.
4522 (saved_fixed_regs): New.
4523 (saved_call_used_regs): New.
4524 (saved_call_really_used_regs): New.
4525 (saved_reg_names): New.
4526 (save_register_info): New.
4527 (restore_register_info): New.
4528 (init_reg_sets_1): Replace reset of register info with call to
4529 restore_register_info.
4530 * rtl.h (save_register_info): Declare.
4531 * toplev.c (backend_init): Call save_register_info.
4533 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4535 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
4536 from the original statement.
4538 2007-08-30 Chao-ying Fu <fu@mips.com>
4540 * c-lex.c (interpret_fixed): Declare.
4541 (interpret_float): Process _Fract and _Accum.
4542 (interpret_fixed): New function.
4543 * final.c (output_addr_const): Process CONST_FIXED.
4544 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
4545 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
4547 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
4549 (simplify_immed_subreg): Support CONST_FIXED.
4550 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
4551 (simplify_subreg): Support CONST_FIXED.
4553 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
4555 * config/rs6000/ppu_intrinsics.h: New file.
4556 * config.gcc (powerpc*-*-* <extra_headers>): Install
4559 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
4561 * cfg.c (dump_flow_info): Change to also print entry and exit
4563 * print-rtl.c (print_rtl_single): Allow to print rtl with
4566 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
4568 * df-core.h (df_dump_region): New function.
4569 * df.h (df_dump_region): New function.
4570 * loop-invariant.c (find_defs): Add call to df_dump_region.
4571 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
4574 2007-08-30 Jakub Jelinek <jakub@redhat.com>
4577 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
4578 true if any of the compare_section_name calls returned true,
4579 rather than if any returned false.
4581 2007-08-30 Richard Guenther <rguenther@suse.de>
4583 PR tree-optimization/33199
4584 * tree-ssa-structalias.c (handle_lhs_call): New function.
4585 (find_func_aliases): In non-IPA mode make sure that for
4586 calls that return a pointer we add a constraint for the
4587 result to point to anything.
4589 2007-08-30 Richard Guenther <rguenther@suse.de>
4591 * doc/invoke.texi (-mveclibabi): Document new target option.
4592 * config/i386/i386.opt (-mveclibabi): New target option.
4593 * config/i386/i386.c (ix86_veclib_handler): Handler for
4594 vectorization library support.
4595 (override_options): Handle the -mveclibabi option, initialize
4596 the vectorization library handler.
4597 (ix86_builtin_vectorized_function): As fallback call the
4598 vectorization library handler, if set.
4599 (ix86_veclibabi_acml): New static function for ACML ABI style
4600 vectorization support.
4602 2007-08-30 Jakub Jelinek <jakub@redhat.com>
4604 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
4605 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
4606 SImode and update m. Don't run gen_lowpart_common on arbitrary
4607 memory address, force it to register first.
4610 * dce.c (dce_process_block): Don't delete setters of
4611 artificially used registers.
4613 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4615 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
4616 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
4617 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
4619 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4621 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
4623 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
4624 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
4626 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4628 * system.h: Activate -Wcast-qual as warning-only.
4630 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
4633 * config/rs6000/rs6000.c (compare_section_name): New function.
4634 (rs6000_elf_in_small_data_p): Compare section prefixes instead
4637 2007-08-29 Olivier Hainque <hainque@adacore.com>
4639 * xcoffout.c: #include debug.h.
4640 * Makefile.in (xcoffout.o): Add debug.h dependency.
4642 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
4644 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
4645 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
4647 2007-08-29 Richard Guenther <rguenther@suse.de>
4649 * tree-pretty-print.c (dump_generic_node): Print
4650 label DECL_UID as D.%u.
4651 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
4653 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4655 * gcc/builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
4656 * gcc/builtins.def (BUILT_IN_REALLOC): New builtin.
4658 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
4661 * tree.c (build_type_attribute_qual_variant): Set canonical types
4662 on the final, unqualified attribute variant before building the
4665 2007-08-29 Jie Zhang <jie.zhang@analog.com>
4667 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
4668 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
4670 2007-08-29 Jie Zhang <jie.zhang@analog.com>
4673 2007-08-29 Jie Zhang <jie.zhang@analog.com>
4674 * config/bfin/bfin.md (composev2hi): Put operands into vector
4677 2007-08-29 Jie Zhang <jie.zhang@analog.com>
4679 * config/bfin/bfin.md (composev2hi): Put operands into vector
4682 2007-08-29 Jie Zhang <jie.zhang@analog.com>
4684 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
4685 attribute when appropriate.
4686 (bfin_handle_l1_text_attribute): New.
4687 (bfin_handle_l1_data_attribute): New.
4688 (bfin_attribute_table): Add attributes: l1_text, l1_data,
4689 l1_data_A and l1_data_B.
4690 * doc/extend.texi (node Function Attributes): Document l1_text
4692 (Variable Attributes): Add Blackfin subsection. Document l1_data,
4693 l1_data_A and l1_data_B variable attributes.
4695 2007-08-28 Jie Zhang <jie.zhang@analog.com>
4697 * config/bfin/bfin.opt (minline-plt): Add.
4698 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
4699 call to global functions.
4700 * doc/invoke.texi (Option Summary): Mention -minline-plt.
4701 (Blackfin Options): Document -minline-plt.
4703 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
4705 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
4706 given a non-function.
4707 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
4709 2007-08-28 DJ Delorie <dj@redhat.com>
4711 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
4713 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4715 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
4717 2007-08-28 Richard Guenther <rguenther@suse.de>
4719 * tree.h (struct tree_function_decl): Increase size of
4720 function_code bitfield.
4722 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
4723 Kazu Hirata <kazu@codesourcery.com>
4725 * gcc/config/m68k/linux.h
4726 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
4727 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
4728 (m68k_return_in_memory): New.
4729 * gcc/config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
4732 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
4735 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
4736 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
4737 operand) when top VEC_SELECT extracts scalar element.
4738 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
4739 (*vec_extract_v4sf_mem): Ditto.
4741 2007-08-28 Jakub Jelinek <jakub@redhat.com>
4744 * passes.c (init_optimization_passes): Move pass_df_finish
4745 after pass_postreload sublist.
4747 PR rtl-optimization/33148
4748 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
4749 (neg (lt X 0)) if X has scalar int mode.
4752 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
4753 initializer, use build_vector_from_ctor if possible to create
4754 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
4755 even after this, return NULL.
4757 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
4759 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
4761 2007-08-28 Richard Guenther <rguenther@suse.de>
4763 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
4764 (struct tree_function_decl): Make function_code a bitfield.
4765 Add disregard_inline_limits flag.
4766 * cgraphunit.c (cgraph_process_new_functions): Check
4767 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
4768 (cgraph_preserve_function_body_p): Likewise.
4769 * ipa-inline.c (compute_inline_parameters): Likewise.
4770 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
4771 for GNU C extern inline functions.
4772 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
4773 * tree-inline.c (disregard_inline_limits_p): Remove.
4774 * tree-inline.h (disregard_inline_limits_p): Likewise.
4775 * c-common.c (handle_always_inline_attribute): Set
4776 DECL_DISREGARD_INLINE_LIMITS.
4777 * langhooks.c (add_builtin_function): Verify the function code
4778 fits in the bitfield.
4780 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
4781 Vladimir Yanovsky <yanov@il.ibm.com>
4782 Revital Eres <eres@il.ibm.com>
4783 Andrey Belevantsev <abel@ispras.ru>
4785 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
4787 * modulo-sched.c: Add documentation regarding do-loop.
4788 (doloop_register_get): Change number of arguments to support
4789 the new do-loop pattern and check whether COUNT_REG has no other
4790 occurences in the loop besides in the control part.
4791 (duplicate_insns_of_cycles): Do not duplicate the insn which
4792 changes count_reg as it is already adjusted.
4793 (generate_prolog_epilog): New argument to support the new
4794 do-loop pattern. Change the subtract instruction to use
4795 expand_simple_binop. Call duplicate_insns_of_cycles with new
4797 (sms_schedule): Call doloop_register_get and
4798 generate_prolog_epilog with new argument. Do not handle loops
4799 with single sets insns with subreg in their lhs.
4800 * loop-doloop.c (doloop_optimize): Support for another do-loop
4802 (doloop_condition_get): Gets an instruction instead of a pattern
4803 and change the return condition when the do-loop pattern is
4805 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
4806 deps when considering to not create edges.
4808 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
4810 * doc/extend.texi (gnu_inline funtion attribute): Document C++
4813 2007-08-27 Jason Merrill <jason@redhat.com>
4816 * gimplify.c (gimplify_modify_expr): Discard the assignment of
4817 zero-sized types after calling gimplify_modify_expr_rhs.
4819 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
4821 * regclass.c (init_reg_autoinc): Fix typo.
4823 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
4825 Fix PR tree-optimization/33173
4826 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
4828 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
4831 * config/i386/i386.h (VALID_DFP_MODE_P): New.
4832 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
4835 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
4836 David Ung <davidu@mips.com>
4837 Nigel Stephens <nigel@mips.com>
4839 Separate target-specific initialization from general
4840 back-end initialization.
4842 * toplev.c (init_alignments): New, split out from...
4843 (process_options): ...here.
4844 (backend_init_target): New, split out from...
4845 (backend_init): ...here.
4846 (lang_dependent_init_target): New, split out from...
4847 (lang_dependent_init): ...here.
4848 (target_reinit): New.
4849 * toplev.h (target_reinit): Declare.
4850 * expr.c (init_expr_target): Renamed from init_expr_once, since it
4851 now can be called more than once. Update comments.
4852 * expr.h (init_expr_target): Likewise.
4853 * alias.c (init_alias_target): Renamed from init_alias_once, since it
4854 now can be called more than once. Explicitly zero
4855 static_reg_base_value.
4856 * emit-rtl.c (init_emit_regs): New, split out from...
4857 (init_emit_once): Here.
4858 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
4859 non-const, so that changes from command-line arguments can overwrite
4860 values provided by the static initializers.
4861 (initial_call_really_used_regs): New, used similarly to the above.
4862 (initial_reg_names): Likewise.
4863 (last_mode_for_init_move_cost): Promoted function-local static to
4864 file-scope static to make it accessible outside init_move_cost.
4865 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
4866 Do not initialize inv_reg_alloc_order yet, either. Do initialize
4867 reg_names since it is needed for parsing command-line options.
4868 (init_move_cost): Use last_mode_for_init_move_cost instead of
4869 function-local static.
4870 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
4871 call_really_used_regs now. Reinitialize reg_names. Also
4872 initialize inv_reg_alloc_order. Zero reg_class_subunion and
4873 reg_class_superunion. Clear losing_caller_save_reg_set.
4874 Preserve global registers if called more than once. Reset
4875 move cost, may_move_in_cost, may_move_out_cost, and
4876 last_mode_for_init_move_cost.
4877 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
4878 can now be invoked more than once. Update comments.
4879 (init_regs): Update comments.
4880 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
4881 and initial_call_really_used_regs, instead of the non-initial
4882 variables. This allows us to save the command-line register settings
4883 after target reinitialization.
4884 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
4885 * rtl.h (init_emit_regs): Declare.
4886 (init_reg_modes_target, init_alias_target): Renamed as described
4888 * reload1.c (init_reload): Update comments.
4889 * optabs.c (init_optabs): Likewise.
4890 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
4892 2007-08-26 Chao-ying Fu <fu@mips.com>
4894 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
4897 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4899 * alias.c (memory_modified_1, memory_modified_in_insn_p):
4901 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
4903 * bb-reorder.c (copy_bb_p): Likewise.
4904 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
4905 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
4906 block_ends_with_condjump_p): Likewise.
4907 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
4908 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
4909 block_ends_with_condjump_p): Likewise.
4910 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
4911 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
4912 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
4913 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
4914 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
4915 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
4916 debug_true_const_tree instad of debug_true_tree.
4917 * debug.c (do_nothing_debug_hooks): Likewise.
4918 * debug.h (ignore_block, debug_true_const_tree): Constify.
4919 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
4920 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
4921 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
4922 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
4923 dbx_reg_number, is_based_loc, field_type,
4924 simple_type_align_in_bits, simple_decl_align_in_bits,
4925 simple_type_size_in_bits, field_byte_offset, insert_float,
4926 type_tag, member_declared_type, is_redundant_typedef,
4927 secname_for_decl, is_inlined_entry_point): Likewise.
4928 * emit-rtl.c (const_next_insn, const_previous_insn,
4929 const_next_nonnote_insn, const_prev_nonnote_insn,
4930 const_next_real_insn, const_prev_real_insn,
4931 const_next_active_insn, const_prev_active_insn, const_next_label,
4932 const_prev_label): Likewise.
4933 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
4935 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
4936 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
4937 sched_insn_is_legitimate_for_speculation_p): Likewise.
4938 * jump.c (reversed_comparison_code_parts,
4939 reversed_comparison_code, reversed_comparison, condjump_label):
4941 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
4942 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
4944 * rtl.h (const_previous_insn, const_next_insn,
4945 const_prev_nonnote_insn, const_next_nonnote_insn,
4946 const_prev_real_insn, const_next_real_insn,
4947 const_prev_active_insn, const_next_active_insn, const_prev_label,
4948 const_next_label, modified_between_p, modified_in_p,
4949 const_note_storeskeep_with_call_p, condjump_label,
4950 reversed_comparison, reversed_comparison_code,
4951 reversed_comparison_code_parts, memory_modified_in_insn_p,
4952 stack_regs_mentioned): Likewise.
4953 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
4954 keep_with_call_p): Likewise.
4955 * sched-deps.c (deps_may_trap_p, sched_get_condition,
4956 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
4957 sd_lists_size, sd_lists_empty_p): Likewise.
4958 * sched-int.h (sched_insns_conditions_mutex_p,
4959 haifa_classify_insn, no_real_insns_p,
4960 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
4961 sd_lists_size, sd_lists_empty_p): Likewise.
4962 * sdbout.c (sdb_debug_hooks): Likewise.
4963 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
4964 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
4965 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
4967 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
4968 tree_can_throw_internal): Likewise.
4969 * tree-flow-inline.h (phi_nodes): Likewise.
4970 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
4971 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
4972 * tree-gimple.c (const_get_call_expr_in): Likewise.
4973 * tree-gimple.h (const_get_call_expr_in): Likewise.
4974 * tree.c (const_lookup_attribute, attribute_list_equal,
4975 attribute_list_contained): Likewise.
4976 * tree.h (attribute_list_equal, attribute_list_contained,
4977 const_lookup_attribute): Likewise.
4978 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
4980 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
4982 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
4983 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
4985 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
4988 * config/alpha/constraints.md: Delete "svn:mime-type" property
4989 with svn propdel "svn:mime-type".
4991 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
4994 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
4995 non NOTE insn doesn't cross basic block.
4996 (noce_try_abs): Likewise.
4997 (noce_process_if_block): Likewise.
4999 2007-08-26 David Edelsohn <edelsohn@gnu.org>
5002 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
5003 operand without auto-inc-dec.
5004 * config/rs6000/rs6000.md (floatsidf2_internal): Use
5005 offsettable_mem_operand.
5006 (floatunssidf2_internal): Same.
5007 (fix_truncdfsi2_internal): Same.
5008 (floatsidf_ppc64): Same.
5009 (floatunssidf_ppc64): Same.
5010 (fix_trunctfsi2_internal): Same.
5012 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
5015 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
5016 pass defines needed for version.c.
5018 2007-08-25 Joseph Myers <joseph@codesourcery.com>
5020 * configure.ac (--debug-prefix-map check): Change assembler
5021 version presumed to have feature to 2.18.
5022 * configure: Regenerate.
5024 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5026 * c-common.c (vector_types_convertible_p,
5027 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
5028 self_promoting_args_p): Constify.
5029 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
5030 c_promoting_integer_type_p, self_promoting_args_p,
5031 anon_aggr_type_p, vector_types_convertible_p): Likewise.
5032 * c-decl.c (anon_aggr_type_p): Likewise.
5033 * * c-dump.c (dump_stmt): Likewise.
5034 * c-objc-common.c (has_c_linkage): Likewise.
5035 * c-tree.h (same_translation_unit_p): Likewise.
5036 * c-typeck.c (null_pointer_constant_p,
5037 tagged_types_tu_compatible_p, function_types_compatible_p,
5038 type_lists_compatible_p, lvalue_or_else, lvalue_p,
5039 comptypes_internal, struct tagged_tu_seen_cache,
5040 same_translation_unit_p, alloc_tagged_tu_seen_cache,
5041 c_size_in_bytes): Likewise.
5042 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
5043 hash_ptr, eq_ptr): Likewise.
5044 * langhooks-def.h (lhd_decl_ok_for_sibcall,
5045 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
5046 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
5047 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
5049 * optabs.c (optab_for_tree_code): Likewise.
5050 * optabs.h (optab_for_tree_code): Likewise.
5051 * rtl.h (simplify_rtx): Likewise.
5052 * simplify-rtx.c (simplify_rtx): Likewise.
5053 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
5054 dump_flag, dump_node): Likewise.
5055 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
5056 queue_and_dump_type, dump_flag): Likewise.
5057 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
5058 * tree-pass.h (dump_node): Likewise.
5059 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
5060 supportable_narrowing_operation): Likewise.
5061 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
5062 supportable_narrowing_operation): Likewise.
5063 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
5064 is_negative_overflow_infinity, is_positive_overflow_infinity,
5065 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
5066 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
5067 update_value_range, add_equivalence, ssa_name_nonnegative_p,
5068 ssa_name_nonzero_p, fp_predicate): Likewise.
5069 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
5070 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
5071 ssa_name_nonnegative_p): Likewise.
5073 2007-08-25 Hans Kester <hans.kester@ellips.nl>
5075 * config.gcc : Add x86_64-elf target.
5077 2007-08-25 Jakub Jelinek <jakub@redhat.com>
5079 * expr.c (store_expr): Fix order of store_by_pieces arguments.
5081 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
5082 Nigel Stephens <nigel@mips.com>
5086 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
5087 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
5088 * expr.c (SET_BY_PIECES_P): Define.
5089 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
5090 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
5091 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
5093 * expr.h (SET_RATIO): Define.
5094 (can_store_by_pieces, store_by_pieces): Update prototypes.
5095 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
5096 can_store_by_pieces/store_by_pieces.
5097 (expand_builtin_memcpy_args): Likewise.
5098 (expand_builtin_strncpy): Likewise.
5099 (expand_builtin_memset_args): Likewise. Also remove special case
5100 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
5101 decide what to do instead.
5102 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
5103 to can_store_by_pieces.
5105 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
5106 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
5108 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
5109 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
5110 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
5111 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
5112 (STORE_BY_PIECES_P): Define.
5114 2007-08-24 Tom Tromey <tromey@redhat.com>
5116 * varpool.c (varpool_last_needed_node): Fix comment typo.
5117 * c-decl.c (duplicate_decls): Fix comment typo.
5118 (clone_underlying_type): Update comment.
5120 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5122 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
5123 alpha_in_small_data_p, alpha_split_complex_arg,
5124 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
5126 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
5127 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
5129 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
5130 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
5131 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
5132 * config/darwin.c (darwin_binds_local_p): Likewise.
5133 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
5135 * config/i386/i386-protos.h (i386_pe_binds_local_p,
5136 i386_pe_valid_dllimport_attribute_p): Likewise.
5137 * config/i386/i386.c (ix86_function_regparm,
5138 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
5139 x86_can_output_mi_thunk, ix86_mangle_type,
5140 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
5141 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
5142 i386_pe_binds_local_p): Likewise.
5143 * config/ia64/ia64.c
5144 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
5145 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
5146 ia64_invalid_conversion, ia64_invalid_unary_op,
5147 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
5149 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
5150 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
5151 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
5152 * config/mips/mips.c (mips_use_blocks_for_constant_p,
5153 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
5154 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
5155 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
5156 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
5157 * config/pa/pa.c (pa_commutative_p): Likewise.
5158 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
5160 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
5161 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
5162 rs6000_use_blocks_for_constant_p,
5163 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
5164 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
5165 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
5166 * config/s390/s390.c (s390_mangle_type,
5167 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
5169 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
5170 th_in_small_data_p): Likewise.
5171 * config/sh/sh.c (sh_ms_bitfield_layout_p,
5172 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
5174 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
5175 sparc_mangle_type): Likewise.
5176 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
5177 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
5178 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
5180 * hooks.c (hook_bool_mode_const_rtx_false,
5181 hook_bool_mode_const_rtx_true,
5182 hook_bool_const_tree_hwi_hwi_const_tree_false,
5183 hook_bool_const_tree_hwi_hwi_const_tree_true,
5184 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
5185 hook_constcharptr_const_tree_null,
5186 hook_constcharptr_const_rtx_null,
5187 hook_constcharptr_const_tree_const_tree_null,
5188 hook_constcharptr_int_const_tree_null,
5189 hook_constcharptr_int_const_tree_const_tree_null): New.
5190 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
5191 hook_bool_tree_hwi_hwi_tree_false,
5192 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
5193 hook_int_tree_tree_1, hook_constcharptr_tree_null,
5194 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
5195 hook_constcharptr_int_tree_null,
5196 hook_constcharptr_int_tree_tree_null): Delete.
5197 (default_can_output_mi_thunk_no_vcall): Constify.
5198 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
5199 hook_bool_tree_hwi_hwi_tree_false,
5200 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
5201 hook_int_tree_tree_1, hook_constcharptr_tree_null,
5202 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
5203 hook_constcharptr_int_tree_null,
5204 hook_constcharptr_int_tree_tree_null): Delete.
5205 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
5206 hook_bool_const_tree_hwi_hwi_const_tree_false,
5207 hook_bool_const_tree_hwi_hwi_const_tree_true,
5208 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
5209 hook_constcharptr_const_tree_null,
5210 hook_constcharptr_const_rtx_null,
5211 hook_constcharptr_const_tree_const_tree_null,
5212 hook_constcharptr_int_const_tree_null,
5213 hook_constcharptr_int_const_tree_const_tree_null): New.
5214 (default_can_output_mi_thunk_no_vcall): Constify.
5215 * integrate.c (function_attribute_inlinable_p): Likewise.
5216 * integrate.h (function_attribute_inlinable_p): Likewise.
5217 * jump.c (rtx_renumbered_equal_p): Likewise.
5218 * output.h (decl_readonly_section, categorize_decl_for_section,
5219 default_use_anchors_for_symbol_p, default_binds_local_p,
5220 default_binds_local_p_1): Likewise.
5221 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
5223 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
5224 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
5225 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
5226 TARGET_COMP_TYPE_ATTRIBUTES,
5227 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
5228 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
5229 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
5230 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
5231 TARGET_DWARF_CALLING_CONVENTION): Likewise.
5232 * target.h (can_output_mi_thunk, needs_block_p,
5233 first_cycle_multipass_dfa_lookahead_guard_spec,
5234 vector_alignment_reachable, comp_type_attributes,
5235 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
5236 commutative_p, use_blocks_for_constant_p,
5237 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
5238 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
5239 invalid_within_doloop, valid_dllimport_attribute_p,
5240 split_complex_arg, invalid_arg_for_unprototyped_fn,
5241 invalid_conversion, invalid_unary_op, invalid_binary_op):
5243 * targhooks.c (default_invalid_within_doloop,
5244 hook_invalid_arg_for_unprototyped_fn,
5245 default_builtin_vector_alignment_reachable): Likewise.
5246 (hook_bool_rtx_commutative_p): Delete.
5247 (hook_bool_const_rtx_commutative_p): New.
5248 * targhooks.h (default_invalid_within_doloop,
5249 default_builtin_vector_alignment_reachable,
5250 hook_invalid_arg_for_unprototyped_fn): Constify.
5251 (hook_bool_rtx_commutative_p): Delete.
5252 (hook_bool_const_rtx_commutative_p): New.
5253 * varasm.c (bss_initializer_p, decl_default_tls_model,
5254 categorize_decl_for_section, decl_readonly_section,
5255 default_use_anchors_for_symbol_p, default_binds_local_p,
5256 default_binds_local_p_1): Constify.
5258 2007-08-24 Jie Zhang <jie.zhang@analog.com>
5260 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
5261 __NO_BUILTIN if -fno-builtin.
5263 2007-08-24 Jie Zhang <jie.zhang@analog.com>
5265 * config/bfin/bfin.c (print_operand): Report error instead of
5266 ICE for wrong operand.
5268 2007-08-24 Michael Matz <matz@suse.de>
5270 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
5272 2007-08-24 Richard Guenther <rguenther@suse.de>
5275 * tree-ssa.c (useless_type_conversion_p): Split into a
5276 recursive and a non-recursive part.
5277 (useless_type_conversion_p_1): New function.
5278 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
5279 from maybe_fold_offset_to_reference is trivially convertible
5280 to the desired type before doing the simplification.
5282 2007-08-24 Jakub Jelinek <jakub@redhat.com>
5284 * expr.c (store_expr): Optimize initialization of an array
5286 * expr.h (builtin_strncpy_read_str): New prototype.
5287 * builtins.c (builtin_strncpy_read_str): Remove prototype.
5290 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
5293 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
5294 field when initializing if_info structure.
5296 2007-08-24 Richard Guenther <rguenther@suse.de>
5298 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
5300 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
5301 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
5302 * tree-inline.c (inlinable_function_p): Fold in common parts of
5303 the cannot_inline_tree_fn langhook.
5304 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
5305 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
5306 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
5307 cannot_inline_tree_fn langhook.
5308 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
5309 cannot_inline_tree_fn member.
5311 2007-08-24 Richard Guenther <rguenther@suse.de>
5313 * expr.c (get_inner_reference): Do computation of bitoffset
5314 from offset in a way we can detect overflow reliably.
5316 2007-08-24 Jie Zhang <jie.zhang@analog.com>
5318 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
5320 2007-08-24 Jie Zhang <jie.zhang@analog.com>
5322 * config/bfin/bfin.opt (mfast-fp): Add.
5323 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
5324 libbffastfp override libgcc if -mfast-fp.
5325 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
5326 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
5327 (Blackfin Options): Document -mfast-fp.
5329 2007-08-24 Jakub Jelinek <jakub@redhat.com>
5331 PR tree-optimization/32573
5333 * tree-data-ref.c (initialize_data_dependence_relation): Clear
5334 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
5335 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
5336 (build_classic_dist_vector): Return false rather than true if
5337 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
5338 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
5339 returned false. Don't call save_dist_v before calling
5340 build_classic_dist_vector_1.
5341 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
5342 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
5343 DDR_DIR_VECTS vectors.
5345 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
5347 * configure.ac (leb128): Modify sed statement to work with any
5348 binutils version string.
5349 * configure: Regenerate
5351 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5353 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
5354 Wrap in RTX_CODE macro guard.
5355 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
5356 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
5357 arm_mark_dllimport, arm_pe_encode_section_info,
5358 arm_pe_unique_section): Use ISO-C function declarations.
5359 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
5360 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
5361 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
5363 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
5364 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
5366 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
5368 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
5369 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
5370 (register_move_cost): Use ISO-C function declarations.
5371 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
5372 * config/score/score-protos.h (score_declare_object): Add
5374 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
5376 * final.c (profile_function): Avoid empty if-bodies.
5379 * calls.c (must_pass_in_stack_var_size,
5380 must_pass_in_stack_var_size_or_pad): Constify.
5381 * config/alpha/alpha-protos.h (function_value): Likewise.
5382 * config/alpha/alpha.c (alpha_return_in_memory,
5383 alpha_pass_by_reference, function_value,
5384 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
5385 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
5387 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
5388 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
5389 TARGET_PROMOTE_PROTOTYPES): Likewise.
5390 * config/arm/arm-protos.h (arm_return_in_memory,
5391 arm_pad_arg_upward, arm_function_value): Likewise.
5392 * config/arm/arm.c (arm_pass_by_reference,
5393 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
5394 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
5395 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
5397 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
5398 * config/avr/avr-protos.h (avr_function_value): Likewise.
5399 * config/avr/avr.c (avr_return_in_memory,
5400 gas_output_limited_string, gas_output_ascii, avr_function_value,
5401 avr_return_in_memory): Likewise.
5402 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
5403 * config/bfin/bfin.c (bfin_pass_by_reference,
5404 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
5405 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
5407 * config/cris/cris.c (cris_pass_by_reference,
5408 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
5409 * config/crx/crx.c (crx_return_in_memory): Likewise.
5410 * config/darwin.c (function_base, machopic_function_base_name):
5412 * config/fr30/fr30.c (fr30_must_pass_in_stack,
5413 TARGET_PROMOTE_PROTOTYPES): Likewise.
5414 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
5415 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
5416 * config/i386/i386-protos.h (ix86_return_in_memory,
5417 ix86_sol10_return_in_memory): Likewise.
5418 * config/i386/i386.c (ix86_function_value,
5419 ix86_function_sseregparm, ix86_must_pass_in_stack,
5420 type_natural_mode, classify_argument, examine_argument,
5421 construct_container, ix86_pass_by_reference, function_value_32,
5422 function_value_64, ix86_function_value_1, return_in_memory_32,
5423 return_in_memory_64, return_in_memory_ms_64,
5424 ix86_return_in_memory, ix86_sol10_return_in_memory,
5425 TARGET_PROMOTE_PROTOTYPES): Likewise.
5426 * config/ia64/ia64-protos.h (ia64_function_value,
5427 ia64_hpux_function_arg_padding): Likewise.
5428 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
5429 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
5430 ia64_hpux_function_arg_padding): Likewise.
5431 * config/iq2000/iq2000-protos.h (function_arg,
5432 iq2000_function_value): Likewise.
5433 * config/iq2000/iq2000.c (iq2000_return_in_memory,
5434 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
5435 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
5436 function_arg, iq2000_function_value): Likewise.
5437 * config/m32c/m32c-protos.h (m32c_function_value,
5438 m32c_promote_function_return): Likewise.
5439 * config/m32c/m32c.c (m32c_pass_by_reference,
5440 m32c_promote_prototypes, m32c_promote_function_return,
5441 m32c_function_value): Likewise.
5442 * config/m32r/m32r.c (m32r_return_in_memory,
5443 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
5444 m32r_in_small_data_p): Likewise.
5445 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
5447 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
5448 m68hc11_function_arg_padding): Likewise.
5449 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
5450 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
5451 m68k_function_value): Likewise.
5452 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
5453 mcore_function_value): Likewise.
5454 * config/mcore/mcore.c (handle_structs_in_regs,
5455 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
5456 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
5457 mcore_num_arg_regs, mcore_function_value): Likewise.
5458 * config/mips/mips-protos.h (mips_pad_arg_upward,
5459 mips_function_value): Likewise.
5460 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
5461 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
5462 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
5463 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
5464 mips_function_value): Likewise.
5465 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
5467 * config/mmix/mmix.c (mmix_pass_by_reference,
5468 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
5469 mmix_encode_section_info): Likewise.
5470 * config/mn10300/mn10300-protos.h (mn10300_function_value):
5472 * config/mn10300/mn10300.c (mn10300_return_in_memory,
5473 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
5474 mn10300_function_value): Likewise.
5475 * config/mt/mt-protos.h (mt_function_value): Likewise.
5476 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
5477 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
5478 * config/pa/pa-protos.h (function_arg_padding, function_value,
5479 pa_return_in_memory): Likewise.
5480 * config/pa/pa.c (pa_pass_by_reference,
5481 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
5482 function_arg_padding, function_value, pa_return_in_memory):
5484 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
5485 * config/rs6000/rs6000-protos.h (rs6000_function_value,
5486 function_arg_padding): Likewise.
5487 * config/rs6000/rs6000.c (rs6000_return_in_memory,
5488 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
5489 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
5490 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
5491 function_arg_padding, altivec_expand_dst_builtin,
5492 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
5493 altivec_init_builtins, rs6000_common_init_builtins,
5494 rs6000_function_value): Likewise.
5495 * s390/s390-protos.h (s390_function_value): Likewise.
5496 * config/s390/s390.c (s390_function_arg_size,
5497 s390_pass_by_reference, s390_return_in_memory,
5498 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
5499 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
5500 * config/score/score-protos.h (score_function_value): Likewise.
5501 * config/score/score.c (score_arg_partial_bytes,
5502 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
5503 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
5504 score_pass_by_reference, score_add_offset, score_function_value):
5506 * config/sh/sh-protos.h (sh_attr_renesas_p,
5507 sh_promote_prototypes): Likewise.
5508 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
5509 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
5510 sh_attr_renesas_p): Likewise.
5511 * config/sparc/sparc-protos.h (function_value,
5512 function_arg_padding): Likewise.
5513 * config/sparc/sparc.c (sparc_promote_prototypes,
5514 sparc_return_in_memory, sparc_pass_by_reference,
5515 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
5516 function_arg_record_value_2, function_arg_record_value_1,
5517 function_arg_record_value, function_arg_record_value,
5518 function_arg_padding, function_value): Likewise.
5519 * config/spu/spu-protos.h (spu_function_value): Likewise.
5520 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
5521 spu_function_value): Likewise.
5522 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
5524 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
5525 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
5526 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
5528 * config/v850/v850.c (v850_return_in_memory,
5529 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
5530 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
5531 * config/xtensa/xtensa.c (xtensa_return_in_msb,
5532 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
5533 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
5535 * explow.c (promote_mode, hard_function_value): Likewise.
5536 * expr.h (hard_function_value, promote_mode): Likewise.
5537 * function.c (aggregate_value_p): Likewise.
5538 * hooks.c (hook_bool_const_tree_true): New.
5539 * hooks.h (hook_bool_const_tree_true): New.
5540 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
5541 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
5542 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
5543 TARGET_RETURN_IN_MSB): Likewise.
5544 * target.h (promote_function_args, promote_function_return,
5545 promote_prototypes, return_in_memory, return_in_msb,
5546 pass_by_reference, must_pass_in_stack, callee_copies,
5547 function_value): Likewise.
5548 * targhooks.c (default_return_in_memory,
5549 hook_pass_by_reference_must_pass_in_stack,
5550 hook_callee_copies_named,
5551 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
5552 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
5553 default_function_value): Likewise.
5554 * targhooks.h (default_return_in_memory,
5555 hook_pass_by_reference_must_pass_in_stack,
5556 hook_callee_copies_named,
5557 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
5558 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
5559 default_function_value): Likewise.
5560 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
5561 (equiv_class_label_hash, equiv_class_label_eq): Constify.
5562 * tree-vectorizer.c (bb_in_loop_p): Likewise.
5563 * tree.c (needs_to_live_in_memory): Likewise.
5564 * tree.h (struct tree_type, needs_to_live_in_memory,
5565 aggregate_value_p, must_pass_in_stack_var_size,
5566 must_pass_in_stack_var_size_or_pad): Likewise.
5567 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
5568 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
5569 lookup_filename): Likewise.
5571 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
5574 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
5575 fake fcomi i387 instruction for !TARGET_CMOVE.
5576 (ix86_expand_branch): Expand natural sequence with one jump for
5577 all targets, not only TARGET_CMOVE.
5578 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
5579 pattern to implement fake fcomi sequence. Split instruction after
5580 reload to correct compare sequences.
5581 (*cmpfp_xf_cc): Ditto.
5582 (*cmpfp_<mode>_cc): Ditto.
5583 (*cmpfp_u_cc): Ditto.
5584 (*cmpfp_<mode>_cc): Ditto.
5586 2007-08-23 Richard Guenther <rguenther@suse.de>
5588 * tree-pretty-print.c (dump_generic_node): Annotate
5589 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
5591 2007-08-23 Richard Guenther <rguenther@suse.de>
5593 * builtins.c (expand_builtin_mathfn): Wrap argument in
5594 save_expr directly instead of re-building the call.
5595 (expand_builtin_mathfn_2): Likewise.
5596 (expand_builtin_mathfn_3): Likewise.
5597 (expand_builtin_interclass_mathfn): Likewise.
5598 (expand_builtin_int_roundingfn): Set arg.
5599 (expand_builtin_int_roundingfn_2): Likewise.
5601 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
5603 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
5604 *sse_nand<mode>3, *sse_xor<mode>3): New.
5606 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
5608 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
5609 * config/i386/i386.c (print_operand): Handle ';' code. Output
5610 semicolon for TARGET_MACHO.
5611 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
5612 emit semicolon after 'lock' prefix.
5613 (sync_double_compare_and_swap<mode>): Ditto.
5614 (*sync_double_compare_and_swapdi_pic): Ditto.
5615 (*sync_compare_and_swap_cc<mode>): Ditto.
5616 (sync_double_compare_and_swap_cc<mode>): Ditto.
5617 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
5618 (sync_old_add<mode>): Ditto.
5619 (sync_add<mode>): Ditto.
5620 (sync_sub<mode>): Ditto.
5621 (sync_ior<mode>): Ditto.
5622 (sync_and<mode>): Ditto.
5623 (sync_xor<mode>): Ditto.
5625 2007-08-22 Chao-ying Fu <fu@mips.com>
5627 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
5629 (copy_rtx): Handle CONST_FIXED.
5630 (rtx_equal_p): Likewise.
5631 * rtl.h (fixed_value.h): New include.
5632 (rtx_def): Add a new field of fixed_value to u.
5633 (XCNMPFV): Define for accessing fixed_value.
5634 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
5636 * rtl.def (CONST_FIXED): New constant.
5637 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
5638 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
5639 US_ASHIFT): New codes.
5640 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
5641 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
5642 unsigned_fract_convert, unsigned_sat_fract): Document them.
5643 * varasm.c (assemble_integer): Extend to support fixed-point constants
5644 by using different machine classes.
5645 (decode_addr_const): Handle FIXED_CST.
5646 (const_hash_1): Likewise.
5647 (compare_constant): Likewise.
5648 (copy_constant): Likewise.
5649 (const_rtx_hash_1): Handle CONST_FIXED.
5650 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
5651 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
5653 (initializer_constant_valid_p): Handle FIXED_CST.
5654 (output_constant): Support FIXED_POINT_TYPE.
5655 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
5656 * cse.c (hash_rtx): Support CONST_FIXED.
5657 (exp_equiv_p): Likewise.
5658 (cannon_reg): Likewise.
5659 (fold_rtx): Likewise.
5660 (equiv_constant): Likewise.
5661 (cse_process_notes_1): Likewise.
5662 (count_reg_usage): Likewise.
5663 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
5664 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
5665 (wrap_constant): Check CONST_FIXED.
5666 (cselib_hash_rtx): Support CONST_FIXED.
5667 (cselib_subst_to_values): Likewise.
5668 * df-scan.c (df_uses_record): Likewise.
5669 * gcse.c (want_to_gcse_p): Likewise.
5670 (oprs_unchanged_p): Likewise.
5671 (oprs_not_set_p): Likewise.
5672 (compute_transp): Likewise.
5673 (extract_mentioned_regs_helper): Likewise.
5674 * genemit.c (gen_exp): Likewise.
5675 * local-alloc.c (equiv_init_varies_p): Likewise.
5676 (contains_replace_regs): Likewise.
5677 (memref_referenced_p): Likewise.
5678 * loop-invariant.c (check_maybe_invariant): Likewise.
5679 (hash_invariant_expr_1): Likewise.
5680 (invariant_expr_equal_p): Likewise.
5681 * postreload-gcse.c (oprs_unchanged_p): Likewise.
5682 * regclass.c (reg_scan_mark_refs): Likewise.
5683 * regrename.c (scan_rtx): Likewise.
5684 * resource.c (mark_referenced_resources): Likewise.
5685 (mark_set_resources): Likewise.
5686 * rtlanal.c (rtx_unstable_p): Likewise.
5687 (rtx_varies_p): Likewise.
5688 (count_occurrences): Likewise.
5689 (reg_mentioned_p): Likewise.
5690 (modified_between_p): Likewise.
5691 (modified_in_p): Likewise.
5692 (volatile_insn_p): Likewise.
5693 (volatile_refs_p): Likewise.
5694 (side_effects_p): Likewise.
5695 (may_trap_p_1): Likewise.
5696 (inequality_comparisons_p): Likewise.
5697 (computed_jump_p_1): Likewise.
5698 (commutative_operand_precedence): Likewise.
5699 * sched-deps.c (sched_analyze_2): Likewise.
5700 * sched-vis.c (print_value): Likewise.
5701 * reload.c (operands_match_p): Likewise.
5702 (subst_reg_equivs): Likewise.
5703 * reload1.c (eliminate_regs_1): Likewise.
5704 (elimination_effects): Likewise.
5705 (scan_paradoxical_subregs): Likewise.
5706 * alias.c (rtx_equal_for_memref_p): Likewise.
5707 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
5708 * emit-rtl.c (const_fixed_htab): New hash table.
5709 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
5711 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
5712 const_fixed_from_fixed_value): New functions.
5713 (verify_rtx_sharing): Handle CONST_FIXED.
5714 (copy_rtx_if_shared_1): Likewise.
5715 (reset_used_flags): Likewise.
5716 (set_used_flags): Likewise.
5717 (copy_insn_1): Likewise.
5718 (init_emit_once): Create const_fixed_htab.
5719 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
5721 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
5723 PR tree-optimization/32949
5724 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
5725 before failing for ivs with non-constant step.
5727 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
5729 * doc/md.texi (Iterators): Renamed from Macros. All contents
5730 changed to reflect rename of respectively define_code_macro and
5731 define_mode_macro to define_code_iterator and define_mode_iterator.
5732 (Mode Iterators, Code Iterators): Similar.
5733 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
5734 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
5735 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
5736 (initialize_iterators, find_iterator, check_code_iterator)
5737 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
5738 (read_mapping, read_rtx_1): Similar.
5739 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
5740 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
5741 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
5742 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
5743 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
5744 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
5745 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
5746 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
5747 config/rs6000/sync.md, config/rs6000/rs6000.md,
5748 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
5749 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
5750 config/vax/vax.md, config/bfin/bfin.md: Similar.
5752 2007-08-22 David Daney <ddaney@avtrex.com>
5754 * doc/install.texi (Testing): Mention testing on a simulator.
5756 2007-08-22 Janis Johnson <janis187@us.ibm.com>
5758 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
5760 * doc/libgcc.texi (Decimal float library routines): Fix formatting
5761 and rearrange floating point conversion functions into different
5764 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
5766 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
5767 dfa_post_advance_cycle): New scheduler hooks.
5768 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
5769 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
5771 (TARGET_SCHED): Use them.
5772 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
5773 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
5774 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
5776 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
5777 function to facilitate debugging.
5778 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
5779 (output_insn_has_dfa_reservation_p): New static function to output
5780 insn_has_dfa_reservation_p ().
5781 (write_automata): Use it.
5782 * genattr.c (main): Output declaration for
5783 insn_has_dfa_reservation_p ().
5785 2007-08-22 Christian Bruel <christian.bruel@st.com>
5786 Richard Guenther <rguenther@suse.de>
5788 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
5789 * simplify_rtx (simplify_binary_operation_1): Likewise.
5791 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
5793 PR rtl-optimization/32557
5794 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
5795 of REGNO (mws->mw_reg).
5797 2007-08-22 Richard Guenther <rguenther@suse.de>
5800 * builtins.c (expand_builtin_int_roundingfn): Replace call
5801 argument wrapped with SAVE_EXPR directly.
5802 (expand_builtin_int_roundingfn_2): Likewise.
5804 2007-08-22 Richard Guenther <rguenther@suse.de>
5806 * tree-inline.c (inlinable_function_p): Restore disregarding
5807 inline limits for GNU extern inline functions.
5809 2007-08-22 Richard Guenther <rguenther@suse.de>
5812 * tree.c (host_integerp): Treat sizetype as signed as it is
5815 2007-08-21 Ian Lance Taylor <iant@google.com>
5817 PR tree-optimization/33134
5818 * tree-vrp.c (adjust_range_with_scev): Call
5819 set_value_range_to_value.
5821 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
5823 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
5826 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
5828 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
5831 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
5833 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
5834 cases to set eight bytes at a time.
5835 (expand_block_move): Likewise.
5837 2007-08-21 Jakub Jelinek <jakub@redhat.com>
5840 * dwarf2out.c (gen_decl_die): Don't call
5841 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
5843 2007-08-21 Paul Brook <paul@codesourcery.com>
5844 Nathan Sidwell <nathan@codesourcery.com>
5845 Mark Mitchell <mark@codesourcery.com>
5846 Joseph Myers <joseph@codesourcery.com>
5848 * configure.ac: Add --with-pkgversion and --with-bugurl.
5849 * configure: Regenerate.
5850 * doc/install.texi: Document them.
5851 * version.c (version_string): Remove VERSUFFIX.
5852 (VERSUFFIX): Remove.
5853 (pkgversion_string): New.
5854 (bug_report_url): Do not hard-code initializer.
5855 * version.h (pkgversion_string): Declare.
5856 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
5858 (version.o): Define PKGVERSION and BUGURL.
5859 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
5860 (%.pod): Define BUGURL.
5861 * gcc.c (process_command, main): Use pkgversion_string.
5862 * toplev.c (compile_file, print_version): Likewise.
5863 * protoize.c (main): Likewise.
5864 * gcov.c (print_version): Likewise. Update copyright date.
5865 * gcov-dump.c (print_version): Likewise. Update copyright date.
5866 * mips-tdump.c (main): Likewise. Update copyright date.
5867 * mips-tfile.c (main): Likewise. Update copyright date.
5868 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
5869 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
5870 shorten description.
5871 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
5872 * doc/gccint.texi: Likewise.
5873 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
5874 Update copyright date.
5876 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
5878 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
5879 (ix86_expand_strlensi_unroll_1): Ditto.
5880 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
5881 (ix86_expand_carry_flag_compare): Update comment.
5883 2007-08-21 Jakub Jelinek <jakub@redhat.com>
5886 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
5887 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
5889 2007-08-21 Richard Guenther <rguenther@suse.de>
5891 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
5893 2007-08-21 Richard Guenther <rguenther@suse.de>
5896 * fold-const.c (fold_binary): Remove index +p PTR folding.
5897 Fix types of POINTER_PLUS_EXPR generated by folding of
5900 2007-08-20 Chao-ying Fu <fu@mips.com>
5902 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
5903 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
5904 RID_ONEWAY, so that it can be checked in declspecs_add_type.
5905 (c_common_fixed_point_type_for_size): Declare.
5906 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
5907 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
5908 (c_token_starts_declspecs): Likewise.
5909 (c_parser_declspecs): Likewise.
5910 (c_parser_attributes): Likewise.
5911 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
5912 (c_declspecs): Add saturating_p.
5913 * c-decl.c (build_null_declspecs): Initialize saturating_p.
5914 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
5915 _Sat. Handle RID_SAT.
5916 Avoid using void, bool, char, int, float, double, _Decimal32,
5917 _Decimal64, _Decimal128, and complex with _Sat.
5918 Handle RID_FRACT and RID_ACCUM.
5919 Make sure _Sat is used with _Fract or _Accum.
5920 (finish_declspecs): Handle cts_fract and cts_accum.
5921 * c-common.c (fixed-value.h): New include.
5922 (constant_expression_warning): Handle FIXED_CST.
5923 (overflow_warning): Likewise.
5924 (warnings_for_convert_and_check): Likewise.
5925 (c_common_fixed_point_type_for_size): New.
5926 (c_common_type_for_mode): Handle fixed-point modes to
5927 return various saturating/non-saturating, signed/unsigned types.
5928 (c_common_signed_or_unsigned_type): Support fixed-point types.
5929 (shorten_compare): Check fixed-point zero.
5930 Handle FIXED_POINT_TYPE.
5931 (c_common_truthvalue_conversion): Handle FIXED_CST.
5932 Handle FIXED_POINT_TYPE.
5933 (c_common_nodes_and_builtins): Record builtin types for fixed-point
5935 (handle_mode_attribute): Handle fixed-point modes. Need to check
5936 if the signness of base type and fixed-point modes are consistent.
5937 (handle_vector_size_attribute): Handle fixed-point modes.
5938 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
5939 (warn_for_div_by_zero): Check fixed-point zero.
5940 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
5941 a common fixed-point type based on fbit, ibit, sign, and saturation.
5942 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
5943 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
5944 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
5945 (convert_for_assignment): Support FIXED_POINT_TYPE.
5946 (digest_init): Handle FIXED_POINT_TYPE.
5947 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
5948 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
5949 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
5950 GE_EXPR, LT_EXPR, GT_EXPR.
5951 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
5952 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
5953 * target.h (gcc_target): Add fixed_point_supported_p.
5954 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
5955 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
5956 (default_fixed_point_supported_p): Define.
5957 * targhooks.h (default_fixed_point_supported_p): Declare.
5958 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
5959 * doc/install.texi (Configuration): Add --enable-fixed-point.
5960 * configure.ac (--enable-fixed-point): New to enable fixed-point
5961 arithmetic extension to C. For mips targets, we enable it by default.
5962 * configure, config.in: Regenerate.
5964 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
5966 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
5968 2007-08-20 David Edelsohn <edelsohn@gnu.org>
5970 * dwarf2out.c (text_section_used): Move declaration outside ifdef
5971 DWARF2_DEBUGGING_INFO.
5972 (cold_text_section_used): Same.
5973 (cold_text_section): Same.
5975 2007-08-20 Richard Guenther <rguenther@suse.de>
5977 * c-typeck.c (convert_for_assignment): Use the type of
5978 the member for the initialization.
5980 2007-08-20 Richard Guenther <rguenther@suse.de>
5982 * c-objc-common.c (c_disregard_inline_limits): Remove.
5983 * c-objc-common.h (c_disregard_inline_limits): Likewise.
5984 * cgraphunit.c (cgraph_process_new_functions): Call
5985 disregard_inline_limits_p.
5986 (cgraph_preserve_function_body_p): Likewise.
5987 * ipa-inline.c (compute_inline_parameters): Likewise.
5988 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
5990 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
5991 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
5992 disregard_inline_limits langhook.
5993 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
5995 * langhooks.h (lang_hooks_for_tree_inlining): Remove
5996 disregard_inline_limits langhook.
5997 * tree-inline.c (disregard_inline_limits_p): New function.
5998 * tree-inline.h (disregard_inline_limits_p): Declare.
6000 2007-08-20 Richard Guenther <rguenther@suse.de>
6002 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
6003 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
6004 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
6005 auto_var_in_fn_p langhook.
6006 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
6008 * tree.c (auto_var_in_fn_p): ... here.
6009 (find_var_from_fn): Call auto_var_in_fn_p directly.
6010 * langhooks.h (lang_hooks_for_tree_inlining): Remove
6011 auto_var_in_fn_p langhook.
6012 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
6013 (copy_body_r): Likewise.
6014 (self_inlining_addr_expr): Likewise.
6015 * tree.h (auto_var_in_fn_p): Declare.
6017 2007-08-20 Richard Guenther <rguenther@suse.de>
6019 * tree.c (WALK_SUBTREE): Call walk_tree_1.
6020 (walk_type_fields): Take lh parameter.
6021 (walk_tree): Rename to ...
6022 (walk_tree_1): ... this. Do not call the walk_subtrees
6023 langhook but the now passed callback. Pass lh on recursion.
6024 (walk_tree_without_duplicates): Rename to ...
6025 (walk_tree_without_duplicates_1): ... this. Take lh parameter
6026 and call walk_tree_1.
6027 * tree.h (walk_tree_lh): New typedef.
6028 (walk_tree_1): Declare.
6029 (walk_tree_without_duplicates_1): Likewise.
6030 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
6031 (walk_tree_without_duplicates): New define to
6032 walk_tree_without_duplicates_1 with NULL lh parameter.
6033 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
6034 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
6036 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
6037 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
6038 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
6041 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
6044 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
6045 code in front of the compacting of basic blocks.
6046 Move the folding of statements inbetween the cgraph checking
6047 and compacting of basic blocks.
6049 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
6050 Serge Belyshev <belyshev@depni.sinp.msu.ru>
6053 * config/alpha/alpha.c (va_list_skip_additions): Check for
6054 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
6055 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
6056 PLUS_EXPR when checking ap.__base.
6057 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
6058 when doing addition on pointer types. Use size_int instead of
6060 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
6061 ptr_type in the second operand.
6063 2007-08-19 Andrew Pinski <pinskia@gmail.com>
6066 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
6068 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
6071 * cfgexpand.c (expand_one_register_var): Mark pointer
6072 DECL_ARTIFICIAL as REG_POINTER also.
6073 * stmt.c (expand_decl): Likewise.
6075 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
6082 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
6083 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
6084 on_worklist argument and avoid adding things to worklist multiple
6086 (add_to_worklist): Ditto.
6087 (mark_aliases_call_clobbered): Mark entire structure clobbered if
6088 single SFT is clobbered.
6089 (set_initial_properties): Ditto.
6090 (compute_call_clobbered): Update for changes to function
6092 (create_overlap_variables_for): Always create SFT for offset 0.
6093 (create_structure_vars): Handle PHI's, since we are in SSA form at
6095 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
6096 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
6098 (add_vars_for_offset): Figure out aliases from access + points-to.
6099 (add_virtual_operand): Use add_vars-for_offset.
6100 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
6101 (add_call_clobber_ops): Remove makes_clobbering_call set.
6102 (get_expr_operands): Always pass through the INDIRECT_REF
6104 * tree-ssa-structalias.c (struct constraint_graph): Remove
6106 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
6107 address_taken, pt_used, number_incoming.
6108 (FIRST_ADDR_NODE): Removed.
6109 (merge_graph_nodes): Remove broken code for the moment.
6110 (init_graph): New function.
6111 (build_pred_graph): Remove code to init_graph.
6112 Add location equivalence support.
6113 (struct scc_info): Rename roots to deleted.
6115 (init_scc_info): Ditto
6116 (init_topo_info): Use graph->size.
6117 (compute_topo_order): Ditto.
6118 (do_da_constraint): Removed.
6119 (do_sd_constraint): Remove calls to find().
6120 set_union_with_increment should always get 0 as last arg here.
6121 (do_complex_constraint): Replace do_da_constraint with assert.
6123 (struct equiv_class_label): New.
6124 (pointer_equiv_class_table): Ditto.
6125 (location_equiv_class_table): Ditto.
6126 (equiv_class_label_hash): Ditto.
6127 (equiv_class_label_eq): Ditto
6128 (equiv_class_lookup): Ditto.
6129 (equiv_class_ladd): Ditto.
6130 (pointer_equiv_class): Ditto.
6131 (location_equiv_class): Ditto.
6132 (condense_visit): Rename and rewrite from label_visit to do only
6133 SCC related stuff for HU.
6134 (label_visit): Do HU work for HU.
6135 (perform_var_substitution): Update to do HU and location
6137 (free_var_substitution_info): Update to free HU and location
6138 equivalence structures. */
6139 (find_equivalent_node): Update for pointer but not location
6141 (unite_pointer_equivalences): New function.
6142 (move_complex_constraints): Rewrite to only do moving.
6143 (rewrite_constraints): Split out of move_complex_constraints.
6144 (solve_graph): Use graph->size.
6145 (process_constraint_1): Add from_call argument, use it.
6146 Split *a = &b into two constraints.
6147 (process_constraint): Use new process_constraint_1.
6148 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
6149 (get_constraint_for): Handle non-pointer integers properly.
6150 Remove code that used to handle structures.
6151 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
6152 with unknown addends.
6153 (handle_rhs_call): New function.
6154 (find_func_aliases): Use handle_rhs_call.
6155 (set_uids_in_ptset): Add an assert.
6156 (set_used_smts): Fix bug in not considering unified vars.
6157 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
6158 (compute_points_to_sets): Update for other function changes.
6159 (delete_points_to_sets): Ditto.
6160 (ipa_pta_execute): Ditto.
6161 (pass_ipa_pta): We need to update SSA after ipa_pta.
6163 2007-08-19 Jan Hubicka <jh@suse.cz>
6165 * i386.md: Replace "rim" and "mri" constraints by "g".
6167 2007-08-19 Joseph Myers <joseph@codesourcery.com>
6169 * dwarf2out.c (text_section_used, cold_text_section_used,
6170 cold_text_section, dwarf2out_note_section_used): New.
6171 (dwarf2out_init): Initialize cold_text_section.
6172 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
6173 dwarf2out_note_section_used.
6174 (size_of_aranges): Only count entry for text section if it was
6175 used. Count entry for cold text section if it was used.
6176 (output_aranges): Only output entries for text section and cold
6177 text section if they were used.
6179 2007-08-19 Andrew Pinski <pinskia@gmail.com>
6181 * tree-pretty-print.c (debug_generic_expr): Add a comment about
6183 (debug_generic_stmt): Likewise.
6184 (debug_tree_chain): Likewise.
6186 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
6188 * tree-data-refs.c (split_constant_offset): Expose.
6189 * tree-data-refs.h (split_constant_offset): Add declaration.
6191 * tree-vectorizer.h (dr_alignment_support): Renamed
6192 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
6193 Added a new value dr_explicit_realign.
6194 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
6195 dr_offset, dr_step, and dr_aligned_to, along with new access
6196 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
6197 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
6198 STMT_VINFO_DR_ALIGNED_TO.
6200 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
6202 In case of outer-loop vectorization with non-fixed misalignment - use
6203 the dr_explicit_realign scheme instead of the optimized realignment
6205 (new_stmt_vec_info): Initialize new fields.
6207 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
6208 'nested_in_vect_loop' case. Change verbosity level.
6209 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
6210 Don't fail on zero step in the outer-loop for loads.
6211 (vect_analyze_data_refs): Call split_constant_offset to calculate
6212 base, offset and init relative to the outer-loop.
6214 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
6215 BSI function argument with a new function argument - at_loop.
6216 Simplify the condition that determines STEP. Takes additional argument
6217 INV_P. Support outer-loop vectorization (handle the
6218 nested_in_vect_loop case), including zero step in the outer-loop. Call
6219 vect_create_addr_base_for_vector_ref with additional argument.
6220 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
6221 Updated function documentation. Handle the 'nested_in_vect_loop' case.
6222 Fixed and simplified calculation of step.
6223 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
6224 of bsi, and with additional argument. Call bump_vector_ptr with
6225 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
6226 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
6227 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
6228 when the realignment setup needs to take place inside the loop.
6229 Support the dr_explicit_realign scheme. Allow generating the optimized
6230 realignment scheme for outer-loop vectorization. Added documentation.
6231 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
6232 the 'nested_in_vect_loop' case, including loads that are invariant in
6233 the outer-loop and the realignment schemes. Handle the case when the
6234 realignment setup needs to take place inside the loop. Call
6235 vect_setup_realignment with additional arguments. Call
6236 vect_create_data_ref_ptr with additional argument and with loop instead
6237 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
6238 (vect_gen_niters_for_prolog_loop): Call
6239 vect_create_addr_base_for_vector_ref with additional arguments.
6240 (vect_create_cond_for_align_checks): Likewise.
6241 (bump_vector_ptr): Updated to support the new dr_explicit_realign
6242 scheme: takes additional argument bump; argument ptr_incr is now
6243 optional; updated documentation.
6244 (vect_init_vector): Takes additional argument (bsi). Use it, if
6245 available, to insert the vector initialization.
6246 (get_initial_def_for_induction): Pass additional argument in call to
6248 (vect_get_vec_def_for_operand): Likewise.
6249 (vect_setup_realignment): Likewise.
6250 (vectorizable_load): Likewise.
6252 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
6254 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
6255 as argument instead of struct loop.
6256 (nested_in_vect_loop_p): New function.
6257 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
6259 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
6260 from other phis in the loop.
6261 (destroy_loop_vec_info): Add additional argument to declaration.
6263 * tree-vectorizer.c (supportable_widening_operation): Also check if
6264 nested_in_vect_loop_p (don't allow changing the order in this case).
6265 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
6266 of struct loop. Call nested_in_vect_loop_p and don't require
6267 flag_unsafe_math_optimizations if it returns true.
6268 (new_stmt_vec_info): When setting def_type for phis differentiate
6269 loop-header phis from other phis.
6270 (bb_in_loop_p): New function.
6271 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
6272 just update their loop_vinfo. Order of BB traversal now matters -
6273 call dfs_enumerate_from with bb_in_loop_p.
6274 (destroy_loop_vec_info): Takes additional argument to control whether
6275 stmt_vinfo of the loop stmts should be destroyed as well.
6276 (vect_is_simple_reduction): Allow the "non-reduction" use of a
6277 reduction stmt to be defines by a non loop-header phi.
6278 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
6280 * tree-vect-transform.c (vectorizable_reduction): Call
6281 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
6282 (vectorizable_call): Likewise.
6283 (vectorizable_conversion): Likewise.
6284 (vectorizable_operation): Likewise.
6285 (vectorizable_type_promotion): Likewise.
6286 (vectorizable_type_demotion): Likewise.
6287 (vectorizable_store): Likewise.
6288 (vectorizable_live_operation): Likewise.
6289 (vectorizable_reduction): Likewise. Also pass loop_info to
6290 vect_is_simple_reduction instead of loop.
6291 (vect_init_vector): Call nested_in_vect_loop_p.
6292 (get_initial_def_for_reduction): Likewise.
6293 (vect_create_epilog_for_reduction): Likewise.
6294 (vect_init_vector): Check which loop to work with, in case there's an
6296 (get_initial_def_for_inducion): Extend to handle outer-loop
6297 vectorization. Fix indentation.
6298 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
6299 In the case vect_induction_def get the vector def from the induction
6300 phi node, instead of calling get_initial_def_for_inducion.
6301 (get_initial_def_for_reduction): Extend to handle outer-loop
6303 (vect_create_epilog_for_reduction): Extend to handle outer-loop
6305 (vect_transform_loop): Change assert to just skip this case. Add a
6307 (vect_finish_stmt_generation): Add a couple asserts.
6309 (vect_estimate_min_profitable_iters): Multiply
6310 cost of inner-loop stmts (in outer-loop vectorization) by estimated
6312 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
6313 this is an inner-loop reduction in outer-loop vectorization.
6315 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
6316 Same code as what used to be vect_analyze_scalar_cycles, only with
6317 additional argument loop, and loop_info passed to
6318 vect_is_simple_reduction instead of loop.
6319 (vect_analyze_scalar_cycles): Code factored out into
6320 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
6321 Updated documentation.
6322 (analyze_operations): Check for inner-loop loop-closed exit-phis during
6323 outer-loop vectorization that are live or not used in the outerloop,
6324 cause this requires special handling.
6325 (vect_enhance_data_refs_alignment): Don't consider versioning for
6327 (vect_analyze_data_refs): Check that there are no datarefs in the
6329 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
6330 and vect_used_in_outer_by_reduction cases.
6331 (process_use): Also consider the case of outer-loop stmt defining an
6332 inner-loop stmt and vice versa.
6333 (vect_analyze_loop_1): New function.
6334 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
6335 loops. Call vect_analyze_loop_1.
6336 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
6337 been vectorized. Call destroy_loop_vec_info with additional argument.
6339 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
6340 in the inner-loop when doing outer-loop vectorization. Add
6341 documentation and printout.
6342 (vect_recog_dot_prod_pattern): Likewise. Also add check for
6343 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
6345 2007-08-18 Andrew Pinski <pinskia@gmail.com>
6347 * tree-affine.h (print_aff): New prototype.
6348 (debug_aff): Likewise.
6349 * tree-affine.c (print_aff): New function.
6350 (debug_aff): Likewise.
6352 2007-08-18 Paul Brook <paul@codesourcery.com>
6353 Joseph Myers <joseph@codesourcery.com>
6355 * common.opt (-fdebug-prefix-map=): New option.
6356 * opts.c: Include debug.h.
6357 (common_handle_option): Handle -fdebug-prefix-map.
6358 * final.c: Include ggc.h.
6359 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
6360 remap_debug_filename): New.
6361 * Makefile.in (final.o, opts.o): Update dependencies.
6362 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
6363 * configure.ac: Check for assembler --debug-prefix-map support.
6364 * configure, config.in: Regenerate.
6365 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
6366 (ASM_DEBUG_SPEC): Include ASM_MAP.
6367 * doc/install.texi (--with-debug-prefix-map): Document.
6368 * doc/invoke.texi (-fdebug-prefix-map): Document.
6369 * dbxout.c (dbxout_init, dbxout_start_source_file,
6370 dbxout_source_file): Call remap_debug_filename.
6371 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
6372 dwarf2out_start_source_file, dwarf2out_finish): Call
6373 remap_debug_filename.
6374 (file_table_relative_p): Do not check d->emitted_number.
6375 * toplev.c (output_file_directive): Call remap_debug_filename.
6376 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
6377 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
6379 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6381 * loop-invariant.c (find_invariants_to_move): Add missing macro
6384 2007-08-17 Tom Tromey <tromey@redhat.com>
6386 * tree.h (struct tree_label_decl): Removed old "java" fields.
6388 2007-08-17 Richard Sandiford <richard@codesourcery.com>
6389 Nigel Stephens <nigel@mips.com>
6391 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
6392 Treat -mno-data-in-code and -mcode-xonly as aliases for
6393 -mcode-readable=no and -mcode-readable=pcrel respectively.
6394 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
6395 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
6396 (MULTILIB_DIRNAMES): Update accordingly.
6398 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
6400 * Makefile.in (version.o): Depend on $(REVISION) only if
6401 REVISION_s is defined.
6403 2007-08-17 Sa Liu <saliu@de.ibm.com>
6404 Ulrich Weigand <uweigand@de.ibm.com>
6407 * tree.c (reconstruct_complex_type): For a pointer to a vector,
6408 use build_qualified_type to retain qualifiers of the base type.
6410 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
6412 * config/score/score.md : Update pattern tablejump.
6413 * config/score/score.c : Update score_initialize_trampoline
6415 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
6416 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
6417 * doc/contrib.texi: Add my entry.
6419 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
6421 * Makefile.in (REVISION): New.
6424 (version.o): Also depend on $(REVISION). Add
6425 -DREVISION=$(REVISION_s).
6427 * version.c (version_string): Add REVISION.
6429 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
6431 * tree-eh.c (lower_try_finally_onedest): Reset the locus
6432 of GOTO that's relocated to a different block.
6434 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6436 * c-common.c (const_strip_array_types): New.
6437 * c-common.h (lang_missing_noreturn_ok_p): Delete.
6438 (const_strip_array_types): New.
6439 * c-objc-common.c (c_disregard_inline_limits,
6440 c_warn_unused_global_decl): Constify.
6441 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
6442 c_vla_type_p, c_incomplete_type_error): Likewise.
6443 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
6444 * hooks.c (hook_bool_const_tree_false): New.
6445 * hooks.h (hook_bool_const_tree_false): Likewise.
6446 * langhooks-def.h (lhd_warn_unused_global_decl,
6447 lhd_incomplete_type_error, lhd_expr_size,
6448 lhd_tree_inlining_disregard_inline_limits,
6449 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
6450 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
6451 * langhooks.c (lhd_warn_unused_global_decl,
6452 lhd_incomplete_type_error,
6453 lhd_tree_inlining_disregard_inline_limits,
6454 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
6455 lhd_expr_size): Likewise.
6456 * langhooks.h (lang_hooks_for_tree_inlining,
6457 lang_hooks_for_tree_dump, lang_hooks_for_types,
6458 lang_hooks_for_decls, lang_hooks): Likewise.
6459 * pointer-set.c (pointer_set_t, pointer_set_create,
6460 pointer_set_contains, insert_aux, pointer_set_insert,
6461 pointer_set_traverse, pointer_map_t, pointer_map_create,
6462 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
6464 * pointer-set.h (pointer_set_contains, pointer_set_insert,
6465 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
6466 pointer_map_traverse): Likewise.
6467 * predict.c (assert_is_empty): Likewise.
6468 * tree-affine.c (free_name_expansion): Likewise.
6469 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
6470 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
6471 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
6473 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
6475 * tree-vectorizer.c (new_loop_vec_info): Initialize new
6477 (destroy_loop_vec_info): Add call to VEC_free.
6478 * tree-vectorizer.h (may_alias_ddrs): Define.
6479 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
6480 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
6481 Change reporting to dump.
6482 (vect_is_duplicate_ddr): New.
6483 (vect_mark_for_runtime_alias_test): New.
6484 (vect_analyze_data_ref_dependences) Add call to
6485 vect_mark_for_runtime_alias_test.
6486 (vect_enhance_data_refs_alignment): Define local variable
6487 vect_versioning_for_alias_required, don't perform
6488 peeling for alignment if versioning for alias is
6490 (vect_enhance_data_refs_alignment): Use
6491 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
6492 PARAM_VECT_MAX_VERSION_CHECKS.
6493 * tree-vect-transform.c
6494 (vect_create_cond_for_alias_checks): New.
6495 (vect_transform_loop): Add call to
6496 vect_create_cond_for_alias_checks.
6497 (vect_vfa_segment_size): New.
6498 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
6500 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
6501 * gcc/doc/invoke.texi
6502 (vect-max-version-for-alignment-checks): Document.
6503 (vect-max-version-for-alias-checks): Document.
6504 (vect-max-version-checks): Remove.
6506 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
6508 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
6509 the same line as the instruction for all asm dialects.
6510 (*rep_movsi): Ditto.
6511 (*rep_movsi_rex64): Ditto.
6512 (*rep_movqi): Ditto.
6513 (*rep_movqi_rex64): Ditto.
6514 (*rep_stosdi_rex64): Ditto.
6515 (*rep_stossi): Ditto.
6516 (*rep_stossi_rex64): Ditto.
6517 (*rep_stosqi): Ditto.
6518 (*rep_stosqi_rex64): Ditto.
6519 (*cmpstrnqi_nz_1): Ditto.
6520 (*cmpstrnqi_nz_rex_1): Ditto.
6521 (*cmpstrnqi_1): Ditto.
6522 (*cmpstrnqi_rex_1): Ditto.
6523 (*strlenqi_1): Ditto.
6524 (*strlenqi_rex_1): Ditto.
6525 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
6526 prefix on the same line as the instruction for all asm dialects.
6527 (sync_double_compare_and_swap<mode>): Ditto.
6528 (*sync_double_compare_and_swapdi_pic): Ditto.
6529 (*sync_compare_and_swap_cc<mode>): Ditto.
6530 (sync_double_compare_and_swap_cc<mode>): Ditto.
6531 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
6532 (sync_old_add<mode>): Ditto.
6533 (sync_add<mode>): Ditto.
6534 (sync_sub<mode>): Ditto.
6535 (sync_ior<mode>): Ditto.
6536 (sync_and<mode>): Ditto.
6537 (sync_xor<mode>): Ditto.
6539 2007-08-16 Richard Sandiford <richard@codesourcery.com>
6542 * reload.c (find_reloads): Check that the memory returned by
6543 find_reloads_toplev was not the result of forcing a constant
6545 (find_reloads_toplev): Always use simplify_gen_subreg to get
6546 the subreg of a constant. If the result is also a constant,
6547 but not a legitimate one, force it into the constant pool
6548 and reload its address.
6550 2007-08-15 David Edelsohn <edelsohn@gnu.org>
6552 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
6555 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
6557 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
6558 directive for the current vector ABI.
6560 2007-08-15 Steve Ellcey <sje@cup.hp.com>
6563 * caller-save.c (reg_save_code): Set invalide status on restore code.
6565 2007-08-15 Diego Novillo <dnovillo@google.com>
6567 * tree-ssa-alias.c (compute_memory_partitions): Use
6568 alias_bitmap_obstack to allocate bitmaps.
6569 (reset_alias_info): Factor out of init_alias_info.
6570 Mark all name tags not associated to an SSA name for renaming.
6571 (init_alias_info): Call it.
6572 (create_name_tags): Tidy. Add comments.
6573 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
6575 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
6577 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
6578 scheduler dependencies.
6580 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
6582 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
6584 (*iorsi_1_zext): Likewise.
6585 (*iorsi_1_zext_imm): Likewise.
6586 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
6587 with "rm"/"xm" constraint.
6588 (sse2_vmsqrtv2df2): Likewise.
6590 2007-08-15 Jakub Jelinek <jakub@redhat.com>
6593 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
6596 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
6598 * tree-pass.h (PROP_pta): Removed.
6599 (TODO_rebuild_alias): New.
6600 (pass_may_alias): Removed.
6601 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
6602 aliasing if we changed something.
6603 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
6605 (pass_may_alias): Removed.
6606 (create_structure_vars): Return TODO_rebuild_alias.
6607 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
6608 * tree-sra.c (tree_sra): Only rebuild aliasing if something
6610 (tree_sra_early): We never affect aliasing right now.
6611 * tree-flow.h (compute_may_aliases): New prototype.
6612 * passes.c: Remove pass_may_alias from the passes.
6613 (execute_function_todo): Support TODO_rebuild_alias.
6615 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
6617 * i386.c: (legitimize_address): Move dllimported variable check
6618 infront of legitimizing pic address of CONST symbols.
6620 2007-08-14 Steve Ellcey <sje@cup.hp.com>
6622 PR tree-optimization/32941
6623 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
6624 (goto_queue_cmp): Remove.
6625 (find_goto_replacement): Change search method.
6626 (maybe_record_in_goto_queue): Add assert.
6627 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
6628 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
6630 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6632 * alias.c (component_uses_parent_alias_set): Constify.
6633 * alias.h (component_uses_parent_alias_set): Likewise.
6634 * cfgrtl.c (print_rtl_with_bb): Likewise.
6635 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
6636 mpz_get_double_int): Likewise.
6637 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
6638 mpz_get_double_int): Likewise.
6639 * expr.c (is_aligning_offset, undefined_operand_subword_p,
6640 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
6642 * expr.h (safe_from_p): Likewise.
6643 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
6645 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
6646 zero_sized_type, goa_lhs_expr_p): Likewise.
6647 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
6648 * rtl.h (print_rtl_with_bb): Likewise.
6649 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
6650 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
6651 * tree-flow-inline.h (bb_stmt_list): Constify.
6652 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
6654 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
6655 const_first_stmt, const_last_stmt): New.
6656 (block_may_fallthru, empty_block_p): Constify.
6657 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
6658 EXPR_ONLY_BODY): New.
6659 (expr_first, expr_last, expr_only): Use macro for body.
6660 (const_expr_first, const_expr_last, const_expr_only): New.
6661 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
6662 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
6663 ctsi_prev, ctsi_stmt): New.
6664 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
6665 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
6666 * tree-ssa-loop-niter.c (loop_only_exit_p,
6667 derive_constant_upper_bound): Likewise.
6668 * tree-ssa-phiopt.c (empty_block_p): Likewise.
6669 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
6670 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
6671 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
6672 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
6673 * tree.c (get_type_static_bounds): Likewise.
6674 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
6675 (get_type_static_bounds): Constify.
6677 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
6680 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
6681 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
6682 (*<addsub><mode>3_cc_overflow): New.
6683 (*add<mode>3_cconly_overflow): New.
6684 (*sub<mode>3_cconly_overflow): New.
6685 (*<addsub>si3_zext_cc_overflow): New.
6686 * config/i386/predicates.md (fcmov_comparison_operator): Accept
6687 CCCmode for LTU, GTU, LEU and GEU.
6688 (ix86_comparison_operator): Likewise.
6689 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
6690 * config/i386/i386.c (put_condition_code): Support CCCmode.
6691 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
6692 or MINUS expressions.
6694 2007-08-14 Andrew Pinski <pinskia@gmail.com>
6697 * c-typeck.c (build_binary_op): Disallow vector float types with
6698 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
6700 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
6702 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
6703 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
6704 (dep_def): New typedef.
6705 (init_dep_1, sd_debug_dep): Declare functions.
6706 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
6707 (debug_dep_links): Remove.
6708 (struct _deps_list): New field 'n_links'.
6709 (DEPS_LIST_N_LINKS): New macro.
6710 (FOR_EACH_DEP_LINK): Remove.
6711 (create_deps_list, free_deps_list, delete_deps_list): Remove
6713 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
6714 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
6715 (copy_deps_list_change_con, move_dep_link): Ditto.
6716 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
6717 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
6719 (INSN_BACK_DEPS): Remove.
6720 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
6722 (INSN_DEP_COUNT): Remove.
6723 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
6724 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
6725 Declare global variables.
6726 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
6727 (add_forw_dep, compute_forward_dependences): Remove declarations.
6728 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
6729 (add_back_forw_dep, delete_back_forw_dep): Ditto.
6730 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
6732 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
6734 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
6735 (sd_list_types_def): New typedef.
6736 (sd_next_list): Declare function.
6737 (struct _sd_iterator): New type.
6738 (sd_iterator_def): New typedef.
6739 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
6741 (FOR_EACH_DEP): New cycle wrapper.
6742 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
6744 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
6745 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
6748 * sched-deps.c (init_dep_1): Make global.
6749 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
6751 (dump_dep): New static function.
6752 (dump_dep_flags): New static variable.
6753 (sd_debug_dep): New function.
6754 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
6756 (move_dep_link): Use remove_from_deps_list (), instead of
6758 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
6759 (dep_link_is_detached_p): New static function.
6760 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
6762 (dn_pool, dl_pool): New alloc_pools.
6763 (dn_pool_diff, dl_pool_diff): New static variables.
6764 (create_dep_node, delete_dep_node): New static function.
6765 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
6766 (deps_list_empty_p): Make it static. Use 'n_links' field.
6767 (deps_pools_are_empty_p): New static function.
6768 (alloc_deps_list, delete_deps_list): Remove.
6769 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
6770 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
6771 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
6772 (forward_dependency_cache): Remove.
6773 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
6774 'back' from the names. Change signature to use dep_t instead of
6776 (add_back_dep): Ditto. Make global.
6777 (check_dep_status): Rename to check_dep ().
6778 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
6780 (sd_finish_insn): Ditto.
6781 (sd_find_dep_between_no_cache): New static function.
6782 (sd_find_dep_between): New function.
6783 (ask_dependency_caches, set_dependency_caches): New static functions.
6784 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
6785 (add_or_update_dep_1): Separate pieces of functionality into
6786 ask_dependency_caches (), update_dependency_caches (),
6787 change_spec_dep_to_hard (), update_dep ().
6788 (get_back_and_forw_lists): New static function.
6789 (sd_add_dep): Separate setting of dependency caches into
6790 set_dependency_caches ().
6791 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
6793 (sd_delete_dep): Ditto.
6794 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
6795 (dump_lists): New static function.
6796 (sd_debug_lists): New debug function.
6797 (delete_all_dependences, fixup_sched_groups): Update to use
6798 sd_* infrastructure.
6799 (sched_analyze_2): Create data-speculative dependency only if
6800 data-speculation is enabled.
6801 (sched_analyze_insn): If insn cannot be speculative, make all its
6802 dependencies non-speculative.
6803 (sched_analyze): Use sd_init_insn ().
6804 (add_forw_dep, compute_forward_dependencies): Remove.
6805 (delete_dep_nodes_in_back_deps): New static function.
6806 (sched_free_deps): New function.
6807 (init_dependency_caches): Init alloc_pools.
6808 (extend_depedency_caches): Update after removing of
6809 forward_dependency_cache.
6810 (free_dependency_caches): Ditto. Free alloc_pools.
6811 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
6812 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
6814 (add_back_forw_dep, delete_back_forw_dep): Ditto.
6815 (add_dependence): Use init_dep ().
6816 (get_dep_weak_1): New static function.
6817 (get_dep_weak): Move logic to get_dep_weak_1 ().
6818 (dump_ds): New static function moved from haifa-sched.c:
6819 debug_spec_status ().
6820 (debug_ds): New debug function.
6821 (check_dep_status): Rename to check_dep (). Update to check whole
6824 * haifa-sched.c (spec_info): Make global.
6825 (added_recovery_block_p): Rename to
6826 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
6827 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
6828 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
6829 to use new interfaces.
6830 (ok_for_early_queue_removal): Ditto.
6831 (schedule_block): Initialize logical uids of insns emitted by the
6833 (sched_init): Initialize new variable.
6834 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
6836 (extend_global): Initialize insn data.
6837 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
6838 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
6840 (add_to_speculative_block): Update to use new interfaces.
6841 (create_recovery_block): Set new variables.
6842 (create_check_block_twin, fix_recovery_deps): Update to use new
6844 (sched_insn_is_legitimate_for_speculation_p): New function.
6845 (speculate_insn): Move checking logic to
6846 sched_insn_is_legitimate_for_speculation_p ().
6847 (sched_remove_insn): Finalize sched-deps information of instruction.
6848 (clear_priorities, add_jump_dependencies): Update to use new
6850 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
6852 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
6853 to use new interfaces.
6854 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
6855 (new_ready): Try to use control speculation only if it is available.
6856 (add_branch_dependences): Update to use new interfaces.
6857 (compute_block_backward_dependences): Rename to
6858 compute_block_dependences (). Call
6859 targetm.sched.dependencies_evaluation_hook ().
6860 (free_block_dependencies): New static function.
6861 (debug_dependencies): Update to use new interfaces.
6862 (schedule_region): Remove separate computation of forward dependencies.
6863 Move call of targetm.sched.dependencies_evaluation_hook () to
6864 compute_block_dependences (). Free dependencies at the end of
6865 scheduling the region.
6867 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
6869 (add_deps_for_risky_insns): Ditto.
6870 (schedule_ebb): Remove separate computation of forward dependencies.
6871 Free dependencies at the end of scheduling the ebb.
6873 * ddg.c (create_ddg_dependence): Update to use new interfaces.
6874 (build_intra_loop_deps): Ditto. Remove separate computation of
6875 forward dependencies. Free sched-deps dependencies.
6877 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
6878 to use new interfaces.
6879 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
6881 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
6883 (is_costly_group): Ditto.
6885 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6887 * alias.c (rtx_equal_for_memref_p): Constify.
6888 * basic-block.h (const_edge, const_basic_block): New.
6889 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
6890 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
6891 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
6892 probably_never_executed_bb_p, edge_probability_reliable_p,
6893 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
6894 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
6896 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
6897 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
6899 * cfganal.c (flow_active_insn_p, forwarder_block_p,
6900 flow_nodes_print, dfs_enumerate_from): Likewise.
6901 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
6902 control_flow_insn_p, count_basic_blocks): Likewise.
6903 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
6904 get_loop_body_with_size, loop_exit_edge_p): Likewise.
6905 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
6906 average_num_loop_insns, loop_exit_edge_p,
6907 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
6908 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
6909 average_num_loop_insns, seq_cost): Likewise.
6910 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
6911 * dominance.c (dominated_by_p): Likewise.
6912 * emit-rtl.c (validate_subreg): Likewise.
6913 * except.c (can_throw_internal, can_throw_external): Likewise.
6914 * except.h (can_throw_internal, can_throw_external): Likewise.
6915 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
6916 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
6917 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
6918 simple_mem, store_ops_ok, load_kills_store, find_loads,
6919 store_killed_in_insn, store_killed_after, store_killed_before,
6920 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
6922 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
6923 noce_mem_write_may_trap_or_fault_p): Likewise.
6924 * pointer-set.c (pointer_set_contains, pointer_map_contains):
6926 * pointer-set.h (pointer_set_contains, pointer_map_contains):
6928 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
6929 probably_cold_bb_p, probably_never_executed_bb_p,
6930 edge_probability_reliable_p, br_prob_note_reliable_p,
6931 can_predict_insn_p): Likewise.
6932 * regclass.c (reg_set_to_hard_reg_set): Likewise.
6933 * resource.c (return_insn_p): Likewise.
6934 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
6936 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
6937 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
6938 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
6939 verify_gimple_modify_stmt): Likewise.
6940 * tree-chrec.c (is_not_constant_evolution,
6941 is_multivariate_chrec_rec, is_multivariate_chrec,
6942 chrec_contains_symbols, chrec_contains_undetermined,
6943 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
6944 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
6945 eq_evolutions_p, scev_direction): Likewise.
6946 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
6947 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
6948 chrec_contains_symbols_defined_in_loop,
6949 chrec_contains_undetermined, tree_contains_chrecs,
6950 evolution_function_is_affine_multivariate_p,
6951 evolution_function_is_univariate_p, chrec_zerop,
6952 evolution_function_is_constant_p, evolution_function_is_affine_p,
6953 evolution_function_is_affine_or_constant_p,
6954 tree_does_not_contain_chrecs, chrec_type): Likewise.
6955 * tree-data-ref.c (tree_fold_divides_p,
6956 object_address_invariant_in_loop_p, dr_may_alias_p,
6957 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
6958 same_access_functions, constant_access_functions,
6959 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
6961 * tree-flow.h (scev_direction): Likewise.
6962 * tree-gimple.c (is_gimple_stmt): Likewise.
6963 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
6965 * tree-pretty-print.c (op_prio): Likewise.
6966 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
6967 analyzable_condition, backedge_phi_arg_p): Likewise.
6968 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
6969 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
6970 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
6973 2007-08-13 Dan Hipschman <dsh@google.com>
6976 * c-format.c (check_format_arg): Move check for zero-length
6977 format strings below the check for unterminated strings.
6979 2007-08-13 Andrew Pinski <pinskia@gmail.com>
6982 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
6985 2007-08-13 Nick Clifton <nickc@redhat.com>
6987 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
6989 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6992 * c-format.c (gcc_gfc_length_specs): New array.
6993 (gcc_gfc_char_table): Add unsigned specifier, and references to
6994 the l length modifier.
6995 (format_types_orig): Use the new gcc_gfc_length_specs.
6997 2007-08-12 Sa Liu <saliu@de.ibm.com>
6999 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
7000 and with REG_RETVAL note after split.
7002 2007-08-11 David Daney <ddaney@avtrex.com>
7004 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
7005 as ATTRIBUTE_UNUSED.
7007 2007-08-11 David Edelsohn <edelsohn@gnu.org>
7008 Segher Boessenkool <segher@kernel.crashing.org>
7010 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
7011 HAVE_LOCAL_CPU_DETECT not defined.
7013 2007-08-11 Jan Hubicka <jh@suse.cz>
7015 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
7016 (cgraph_process_new_functions): Honor previous value of
7017 disregard_inline_limits.
7018 * ipa-inline.c (compute_inline_parameters): Likewise.
7020 2007-08-11 Ian Lance Taylor <iant@google.com>
7022 * alias.h (alias_set_type): Define new type.
7023 (ALIAS_SET_MEMORY_BARRIER): Use it.
7024 * rtl.h: Include alias.h.
7025 (struct mem_attrs): Use alias_set_type.
7026 * tree.h: Include alias.h
7027 (struct tree_type): Use alias_set_type.
7028 (struct tree_struct_field_tag): Likewise.
7029 (struct tree_decl_common): Likewise.
7030 * alias.c (struct alias_set_entry): Use alias_set_type.
7031 (get_alias_set_entry, alias_set_subset_of): Likewise.
7032 (alias_sets_conflict_p): Likewise.
7033 (alias_sets_must_conflict_p): Likewise.
7034 (objects_must_conflict_p): Likewise.
7035 (get_alias_set, new_alias_set): Likewise.
7036 (record_alias_subset, record_component_aliases): Likewise.
7037 (varargs_set, frame_set): Change to alias_set_type.
7038 (get_varargs_alias_set): Use alias_set_type.
7039 (get_frame_alias_set): Likewise.
7040 * builtins.c (setjmp_alias_set): Change to alias_set_type.
7041 * dse.c (struct store_info): Use alias_set_type.
7042 (struct read_info, struct clear_alias_mode_holder): Likewise.
7043 (clear_alias_set_lookup, canon_address): Likewise.
7044 (record_store, check_mem_read_rtx): Likewise.
7045 (dse_record_singleton_alias_set): Likewise.
7046 (dse_invalidate_singleton_alias_set): Likewise.
7047 * emit-rtl.c (get_mem_attrs): Likewise.
7048 (set_mem_attributes_minus_bitpos): Likewise.
7049 (set_mem_alias_set): Likewise.
7050 * expr.c (store_constructor_field, store_field): Likewise.
7051 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
7052 * langhooks.c (lhd_get_alias_set): Likewise.
7053 * langhooks-def.h (lhd_get_alias_set): Likewise.
7054 * reload1.c (alter_reg): Likewise.
7055 * tree-flow.h (struct fieldoff): Likewise.
7056 * tree-ssa-alias.c (struct alias_map_d): Likewise.
7057 (may_alias_p, get_smt_for, create_sft): Likewise.
7058 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
7059 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
7060 (merge_smts_into): Likewise.
7061 * varasm.c (const_alias_set): Likewise.
7062 * c-common.c (strict_aliasing_warning): Likewise.
7063 (c_common_get_alias_set): Likewise.
7064 * dse.h (dse_record_singleton_alias_set): Update declaration.
7065 (dse_invalidate_singleton_alias_set): Likewise.
7066 * emit-rtl.h (set_mem_alias_set): Likewise.
7067 * c-common.h (c_common_get_alias_set): Likewise.
7068 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
7069 * print-tree.c (print_node): Likewise.
7070 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
7072 (alpha_setup_incoming_varargs): Use alias_set_type.
7073 * config/i386/i386.c (setup_incoming_varargs_64): Use
7075 (setup_incoming_varargs_ms_64): Likewise.
7076 (ix86_GOT_alias_set): Likewise.
7077 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
7078 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
7079 (set): Change to alias_set_type.
7080 (get_TOC_alias_set): Use alias_set_type.
7081 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
7083 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
7084 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
7086 (struct_value_alias_set): Likewise.
7087 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
7089 2007-08-11 Richard Sandiford <richard@codesourcery.com>
7091 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
7092 * config/vxworks.h (TARGET_VXWORKS): Override.
7093 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
7094 "mips" if TARGET_VXWORKS.
7096 2007-08-11 Richard Sandiford <richard@codesourcery.com>
7098 * calls.c (avoid_likely_spilled_reg): New function.
7099 (expand_call): Use it.
7101 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7103 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
7105 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
7107 * config/mips/predicates.md (const_call_insn_operand): Invoke
7108 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
7110 2007-08-10 David Edelsohn <edelsohn@gnu.org>
7113 * config/rs6000/driver-rs6000.c: Include link.h.
7114 Use ElfW instead of wordsize-specif typedef.
7116 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7118 * system.h (CONST_CAST): New.
7119 * c-decl.c (c_make_fname_decl): Use it.
7120 * c-lex.c (cb_ident, lex_string): Likewise.
7121 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
7122 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
7123 give_switch, set_multilib_dir): Likewise.
7124 * gengtype-parse.c (string_seq, typedef_name): Likewise.
7125 * passes.c (execute_one_pass): Likewise.
7126 * prefix.c (update_path): Likewise.
7127 * pretty-print.c (pp_base_destroy_prefix): Likewise.
7128 * tree.c (build_string): Likewise.
7130 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
7132 * tree-flow-inline.h (is_exec_stmt): Remove.
7133 (is_label_stmt): Remove.
7134 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
7137 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
7139 * lower-subreg.c (resolve_shift_zext): Don't adjust
7140 src_reg_num for wordmode operands.
7142 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
7143 David Ung <davidu@mips.com>
7145 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
7146 (TARGET_SCHED_REORDER2): Define.
7147 (mips_maybe_swap_ready): New.
7148 (mips_last_74k_agen_insn): New.
7149 (mips_74k_agen_init): New.
7150 (mips_74k_agen_reorder): New function to group loads and stores
7152 (mips_sched_init): New.
7153 (mips_sched_reorder): Don't do initialization here. Call
7154 mips_74k_agen_reorder.
7155 (mips_variable_issue): Call mips_74k_agen_init.
7157 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
7159 * tree-flow-inline.h (get_filename): Remove.
7161 2007-08-10 Richard Sandiford <richard@codesourcery.com>
7163 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
7165 (mips_fetch_insns): Delete in favor of...
7166 (mips_load_store_insns): ...this new function.
7167 * config/mips/mips.c (mips_address_insns): Add a boolean argument
7168 to say whether multiword moves _might_ be split.
7169 (mips_fetch_insns): Delete in favor of...
7170 (mips_load_store_insns): ...this new function.
7171 (mips_rtx_costs): Update the call to mips_address_insns.
7172 (mips_address_cost): Likewise.
7173 * config/mips/mips.md (length): Use mips_load_store_insns instead
7174 of mips_fetch_insns.
7175 * config/mips/constraints.md (R): Use mips_address_insns rather
7176 than mips_fetch_insns. Assume that the move never needs to be split.
7178 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
7180 * config/mips/mips.opt (mhard-float, msoft-float): Make these
7181 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
7182 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
7183 * config/mips/mips.h (mips16_hard_float): Delete.
7184 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
7185 definitions, and replace with....
7186 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
7187 * config/mips/mips.c (mips16_hard_float): Delete. Replace
7188 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
7189 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
7190 (override_options): Replace MASK_SOFT_FLOAT references with
7191 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
7192 and mips16_hard_float when TARGET_MIPS16.
7194 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7197 * c-typeck.c (build_binary_op): Check for non pointer types before
7198 calling int_fits_type_p.
7200 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7203 * fold-const.c (omit_one_operand): Return only the ommitted expression
7204 if the result is an empty statement.
7205 (pedantic_omit_one_operand): Likewise.
7207 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
7209 * c-typeck.c (readonly_error): Improve error for assignment.
7211 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
7213 (pp_c_expression): Ditto.
7215 2007-08-09 Simon Baldwin <simonb@google.com>
7217 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
7218 break that was preventing simplify_associative_operation() for xor.
7220 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
7221 Nigel Stephens <nigel@mips.com>
7223 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
7224 Document change in interpretation of value from boolean to
7226 * optabs.c (expand_ffs, expand_ctz): New functions to compute
7227 ffs and ctz using clz.
7228 (expand_unop): Call them.
7229 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
7231 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
7232 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
7233 enable the new ffs expansion on this target.
7235 2007-08-09 Jan Hubicka <jh@suse.cz>
7237 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
7238 (expand_ternary_op): Likewise.
7239 (expand_vec_shift_expr): Likewise.
7240 (expand_binop_directly): Likewise.
7241 (expand_binop): Likewise.
7242 (sign_expand_binop): Likewise.
7243 (expand_twoval_unop): Likewise.
7244 (expand_twoval_binop): Likewise.
7245 (expand_twoval_binop_libfunc): Likewise.
7246 (widen_clz): Likewise.
7247 (widen_bswap): Likewise.
7248 (expand_parity): Likewise.
7249 (expand_unop): Likewise.
7250 (expand_abs_nojump): Likewise.
7251 (expand_copysign): Likewise.
7252 (emit_no_conflict_block): Likewise.
7253 (emit_libcall_block): Likewise.
7254 (can_compare_p): Likewise.
7255 (prepare_cmp_insn): Likewise.
7256 (emit_cmp_and_jump_insn_1): Likewise.
7257 (prepare_float_lib_cmp): Likewise.
7258 (emit_conditional_add): Likewise.
7259 (gen_add2_insn): Likewise.
7260 (have_add2_insn): Likewise.
7261 (gen_sub2_insn): Likewise.
7262 (have_sub2_insn): Likewise.
7263 (can_extend_p): Likewise.
7264 (can_fix_p): Likewise.
7265 (can_float_p): Likewise.
7266 (expand_float): Likewise.
7267 (expand_fix): Likewise.
7268 (expand_sfix_optab): Likewise.
7269 (new_optab): Likewise.
7270 (new_convert_optab): Likewise.
7271 (init_libfuncs): Likewise.
7272 (init_interclass_conv_libfuncs): Likewise.
7273 (init_intraclass_conv_libfuncs): Likewise.
7274 (set_conv_libfunc): Likewise.
7275 (init_optabs): Likewise.
7276 (debug_optab_libfuncs): Likewise.
7277 (gen_cond_trap): Likewise.
7278 * optabs.h (optab_handler, convert_optab_hanlder): New.
7279 * genopinit.c: Update optabs generation table.
7280 * reload.c (find_reloads_address_1): Use optabs accestors.
7281 * builtins.c (expand_builtin_mathfn): Likewise.
7282 (expand_builtin_mathfn_2): Likewise.
7283 (expand_builtin_mathfn_3): Likewise.
7284 (expand_builtin_interclass_mathfn): Likewise.
7285 (expand_builtin_sincos): Likewise.
7286 (expand_builtin_cexpi): Likewise.
7287 (expand_builtin_powi): Likewise.
7288 (expand_builtin_strlen): Likewise.
7289 * dojump.c (do_jump): Likewise.
7290 * expr.c (convert_move): Likewise.
7291 (move_by_pieces): Likewise.
7292 (move_by_pieces_ninsns): Likewise.
7293 (can_store_by_pieces): Likewise.
7294 (store_by_pieces_1): Likewise.
7295 (emit_move_via_integer): Likewise.
7296 (emit_move_complex): Likewise.
7297 (emit_move_ccmode): Likewise.
7298 (emit_move_insn_1): Likewise.
7299 (emit_single_push_insn): Likewise.
7300 (store_constructor): Likewise.
7301 (expand_expr_real_1): Likewise.
7302 (do_store_flag): Likewise.
7303 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
7304 (enumerate_modes): Likewise.
7305 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
7306 (supportable_widening_operation): Likewise.
7307 (supportable_narrowing_operation): Likewise.
7308 * expmed.c (store_bit_field_1): Likewise.
7309 (extract_bit_field_1): Likewise.
7310 (expand_mult_highpart_optab): Likewise.
7311 (expand_smod_pow2): Likewise.
7312 (expand_divmod): Likewise.
7313 (emit_store_flag): Likewise.
7314 * tree-vect-patterns.c
7315 (vect_pattern_recog_1): Likewise.
7316 * tree-ssa-loop-prefetch.c
7317 (nontemporal_store_p): Likewise.
7318 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
7319 (vect_create_epilog_for_reduction): Likewise.
7320 (vectorizable_reduction): Likewise.
7321 (vectorizable_operation): Likewise.
7322 (vect_strided_store_supported): Likewise.
7323 (vectorizable_store): Likewise.
7324 (vect_strided_load_supported): Likewise.
7325 (vectorizable_load): Likewise.
7326 * combine.c (simplify_comparison): Likewise.
7327 * tree-vect-generic.c
7328 (type_for_widest_vector_mode): Likewise.
7329 (expand_vector_operations_1): Likewise.
7330 * config/spu/spu.c (spu_expand_mov): Likewise.
7331 (spu_emit_vector_compare): Likewise.
7332 * config/rs6000/rs6000.c
7333 (rs6000_emit_vector_compare): Likewise.
7334 * stmt.c (add_case_node): Likewise.
7335 * reload1.c (gen_reload):
7337 2007-08-09 Michael Matz <matz@suse.de>
7339 * tree.h (fixed_zerop): Declare as taking a const_tree.
7340 * tree.c (fixed_zerop): Take a const_tree.
7342 2007-08-09 Ira Rosen <irar@il.ibm.com>
7344 * tree-vect-transform.c (vectorizable_store): Remove call to
7345 copy_virtual_operands() and call mark_symbols_for_renaming() for
7346 the created vector store.
7347 (vect_setup_realignment): Don't call copy_virtual_operands() and
7348 update_vuses_to_preheader().
7349 (vectorizable_load): Don't call copy_virtual_operands().
7350 (update_vuses_to_preheader): Remove.
7352 2007-08-08 Chao-ying Fu <fu@mips.com>
7354 * tree.def (FIXED_POINT_TYPE): New type.
7355 (FIXED_CST): New constant.
7356 (FIXED_CONVERT_EXPR): New expr.
7357 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
7358 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
7359 * tree.h (struct tree_base): Add saturating_flag.
7360 Remove one bit of spare for saturating_flag.
7361 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
7362 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
7363 FIXED_POINT_TYPE_P): Define.
7364 (TYPE_SATURATING): Define.
7365 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
7366 (struct tree_fixed_cst): New.
7367 (TYPE_IBIT, TYPE_FBIT): Define.
7368 (tree_node): Add fixed_cst.
7369 (enum tree_index): Add new enumeration values of
7370 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
7371 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
7372 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
7373 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
7374 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
7375 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
7376 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
7377 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
7378 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
7379 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
7380 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
7381 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
7382 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
7383 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
7384 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
7385 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
7386 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
7387 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
7388 (sat_short_fract_type_node, sat_fract_type_node,
7389 sat_long_fract_type_node, sat_long_long_fract_type_node,
7390 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
7391 sat_unsigned_long_fract_type_node,
7392 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
7393 fract_type_node, long_fract_type_node, long_long_fract_type_node,
7394 unsigned_short_fract_type_node, unsigned_fract_type_node,
7395 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
7396 sat_short_accum_type_node, sat_accum_type_node,
7397 sat_long_accum_type_node, sat_long_long_accum_type_node,
7398 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
7399 sat_unsigned_long_accum_type_node,
7400 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
7401 accum_type_node, long_accum_type_node, long_long_accum_type_node,
7402 unsigned_short_accum_type_node, unsigned_accum_type_node,
7403 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
7404 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
7405 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
7406 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
7407 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
7408 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
7409 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
7410 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
7411 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
7412 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
7413 sat_uda_type_node, sat_uta_type_node): New macro.
7414 (make_fract_type, make_accum_type): Declare.
7415 (make_signed_fract_type, make_unsigned_fract_type,
7416 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
7417 make_signed_accum_type, make_unsigned_accum_type,
7418 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
7419 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
7420 make_or_reuse_sat_signed_fract_type,
7421 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
7422 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
7423 make_or_reuse_sat_unsigned_accum_type): New macro.
7424 (fixed_zerop): Declare.
7425 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
7426 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
7427 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
7428 LONG_LONG_ACCUM_TYPE_SIZE): Define.
7429 * treestruct.def: Add TS_FIXED_CST.
7430 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
7432 (tree-dump.o): Likewise.
7433 (print-tree.o): Likewise.
7434 (tree-pretty-print.o): Likewise.
7435 (fold-const.o): Likewise.
7436 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
7437 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
7438 (is_gimple_min_invariant): Handle FIXED_CST.
7439 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
7440 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
7441 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
7442 (layout_type): Handle FIXED_POINT_TYPE.
7443 (make_fract_type, make_accum_type): New functions.
7444 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
7445 * tree-dump.c (fixed-value.h): New include.
7446 (dump_fixed): New function.
7447 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
7448 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
7449 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
7450 * tree-pretty-print.c (fixed-value.h): New include.
7451 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
7453 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
7454 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
7455 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
7456 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
7457 for non-saturating fixed-point types.
7458 (reassociate_bb): Likewise.
7459 * emit-rtl.c (fixed-value.h): New include.
7460 (fconst0, fconst1): New array.
7461 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
7462 * tree-vect-generic.c expand_vector_operation): Support
7463 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
7465 (type_for_widest_vector_mode): Add one parameter for the
7467 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
7469 Pass the satp parameter to type_for_mode for fixed-point types.
7470 (expand_vector_operations_1): Pass the saturating flag to
7471 type_for_widest_vector_mode.
7472 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
7473 and MODE_VECTOR_UACCUM.
7474 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
7475 (vectorizable_condition): Likewise.
7476 * tree.c (fixed-value.h): New include.
7477 (tree_code_size): Support FIXED_CST.
7478 (build_fixed): New function.
7479 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
7480 (fixed_zerop): New function.
7481 (tree_node_structure): Support FIXED_CST.
7482 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
7483 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
7484 (type_hash_eq): Handle FIXED_POINT_TYPE.
7485 (simple_cst_equal): Support FIXED_CST.
7486 (iterative_hash_expr): Handle FIXED_CST.
7487 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
7488 (get_narrower): Likewise.
7489 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
7490 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
7491 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
7492 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
7494 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
7495 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
7496 (initializer_zerop): Support FIXED_CST.
7497 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
7498 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
7499 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
7500 (is_base_type): Handle FIXED_POINT_TYPE.
7501 (add_type_attribute): Handle FIXED_POINT_TYPE.
7502 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
7503 * print-tree.c (fixed-value.h): New include.
7504 (print_node_brief): Support FIXED_CST.
7505 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
7506 * c-pretty-print.c (fixed-value.h): New include.
7507 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
7508 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
7509 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
7510 Support fixed-point types for inner items in VECTOR_TYPE.
7511 (pp_c_direct_declarator): Likewise.
7512 (pp_c_declarator): Likewise.
7513 (pp_c_fixed_constant): New function.
7514 (pp_c_constant): Handle FIXED_CST.
7515 (pp_c_primary_expression): Likewise.
7516 (pp_c_expression): Likewise.
7517 * fold-const.c (fixed-value.h): New include.
7518 (negate_expr_p): Return true for FIXED_CST.
7519 (fold_negate_expr): Support FIXED_CST.
7520 (split_tree): Support FIXED_CST.
7521 (const_binop): Support FIXED_CST.
7522 (fold_convert_const_int_from_fixed): New function to convert from
7524 (fold_convert_const_real_from_fixed): New function to convert from
7526 (fold_convert_const_fixed_from_fixed): New function to convert from
7527 fixed to another fixed.
7528 (fold_convert_const_fixed_from_int): New function to convert from
7530 (fold_convert_const_fixed_from_real): New function to convert from
7532 (fold_convert_const): Support conversions from fixed to int, from
7533 fixed to real, from fixed to fixed, from int to fixed, and from real
7535 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
7536 (operand_equal_p): Support FIXED_CST.
7537 (make_range): For fixed-point modes, we need to pass the
7538 saturating flag as the 2nd parameter.
7539 (tree_swap_operands_p): Handle FIXED_CST.
7540 (fold_plusminus_mult_expr): For fract modes, we cannot generate
7542 (fold_unary): Support FIXED_CONVERT_EXPR.
7543 (fold_binary): Handle FIXED_CST.
7544 Make sure the type is not saturating, before associating operations.
7545 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
7546 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
7547 (fold_negate_const): Support FIXED_CST.
7548 (fold_relational_const): Support FIXED_CST.
7549 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
7550 (gimplify_expr): Handle FIXED_CST.
7551 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
7552 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
7553 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
7554 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
7555 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
7556 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
7557 LONG_LONG_ACCUM_TYPE_SIZE.
7558 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
7559 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
7560 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
7561 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
7562 MODE_ACCUM, and MODE_UACCUM.
7563 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
7564 fixed-point types to disable reduction.
7565 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
7567 2007-08-08 David Edelsohn <edelsohn@gnu.org>
7569 * config/rs6000/x-rs6000: New file.
7570 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
7571 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
7572 (EXTRA_SPEC_FUNCTIONS): Define.
7573 (HAVE_LOCAL_CPU_DETECT): Define.
7574 (CC1_CPU_SPEC): Define.
7575 * config/rs6000/driver-rs6000.c: New file.
7576 * config/rs6000/aix.h (CC1_SPEC): Define.
7577 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
7578 * config.host: Add x-rs6000 to host_xmake_file if host and target
7579 are rs6000 or powerpc.
7581 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
7583 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
7585 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7586 Sandra Loosemore <sandra@codesourcery.com>
7587 Chao-ying Fu <fu@mips.com>
7588 Nigel Stephens <nigel@mips.com>
7589 David Ung <davidu@mips.com>
7591 * doc/invoke.texi (-mcode-readable): Document.
7592 * config/mips/mips.opt (mcode-readable): New option.
7593 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
7594 * config/mips/mips.h (mips_code_readable_setting): New enum.
7595 (mips_code_readable): Declare.
7596 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
7597 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
7598 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
7599 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
7600 boiler-plate comments.
7601 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
7602 * config/mips/mips.c (mips_code_readable): New variable.
7603 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
7604 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
7605 context and -mcode-readable setting to restrict the use of
7606 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
7607 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
7608 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
7609 (mips_blocks_for_constant_p): Only return false for
7610 TARGET_MIPS16_PCREL_LOADS.
7611 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
7612 for MIPS16. Handle SYMBOL_32_HIGH.
7613 (mips_const_insns): Allow HIGHs for MIPS16 too.
7614 (mips_unspec_address_offset): New function, split out from...
7615 (mips_unspec_address): ...here.
7616 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
7617 16-bit symbolic constants. Assert approropiate conditions for
7618 using the "la" and "dla" macros.
7619 (mips_handle_option): Handle -mcode-readable=.
7620 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
7621 Set up mips_lo_relocs[SYMBOL_32_HIGH].
7622 (mips_strip_unspec_address): New function, split out from...
7623 (print_operand_reloc): ...here.
7624 (print_operand): Pass constants through mips_strip_unspec_address.
7625 (print_operand_address): Likewise.
7626 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
7627 (mips_select_rtx_section): Remove MIPS16 handling.
7628 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
7629 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
7630 (mips16_lay_out_constants): Do nothing unless
7631 TARGET_MIPS16_PCREL_LOADS.
7632 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
7633 * config/mips/mips.md: Split HIGHs for MIPS16.
7634 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
7636 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7638 * config/mips/mips-protos.h (mips_emit_move): Declare.
7639 * config/mips/mips.c (mips_emit_move): New function.
7640 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
7641 (mips_legitimize_const_move): Likewise.
7642 (mips_legitimize_move): Likewise.
7643 (mips_split_64bit_move): Likewise.
7644 (mips_restore_gp): Likewise.
7645 (mips_load_call_address): Likewise.
7646 (mips_emit_fcc_reload): Likewise.
7647 (mips_set_return_address): Likewise.
7648 (mips_block_move_straight): Likewise.
7649 (mips_block_move_loop): Likewise.
7650 (mips_setup_incoming_varargs): Likewise.
7651 (mips_save_reg): Likewise.
7652 (mips_expand_prologue): Likewise.
7653 (mips_restore_reg): Likewise.
7654 (mips_expand_epilogue): Likewise.
7655 (mips_output_mi_thunk): Likewise.
7656 (build_mips16_call_stub): Likewise.
7657 (mips_builtin_branch_and_move): Likewise.
7658 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
7659 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
7660 (fixuns_truncdfdi2): Likewise.
7661 (fixuns_truncsfsi2): Likewise.
7662 (fixuns_truncsfdi2): Likewise.
7663 (loadgp_absolute): Likewise.
7664 (builtin_setjmp_setup): Likewise.
7665 (builtin_longjmp): Likewise.
7666 (untyped_call): Likewise.
7668 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7670 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
7671 an "rtx *" argument. Return a bool.
7672 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
7673 values and return true if they can be split. Take the same kind of
7674 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
7675 and store the lo_sum there if nonnull. Use the symbol type to
7676 determine whether a $gp or HIGH is needed.
7677 (mips_legitimize_address): Update call to mips_split_symbol and
7678 simplify accordingly.
7679 (mips_legitimize_const_move): Likewise.
7680 * config/mips/mips.md: In the combine define_split,
7681 check mips_split_symbol instead of splittable_symbolic_operand.
7682 Update use of mips_split_symbol in the generator code.
7683 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
7685 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7687 * config/mips/mips.c (mips_symbolic_address_p): Delete.
7688 (mips_symbol_insns_1): New function, split out from...
7689 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
7690 and stores separately from load addresses.
7691 (mips_classify_address): Replace uses of mips_symbolic_address_p
7692 with uses of mips_symbol_insns.
7693 (mips_address_insns): Update calls to mips_symbol_insns.
7694 (mips_const_insns): Likewise.
7695 (mips_legitimize_address): Likewise.
7697 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7699 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
7700 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
7701 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
7702 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
7703 non-call contexts if TARGET_MIPS16.
7704 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
7705 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
7706 code for SYMBOL_ABSOLUTE.
7707 (mips_symbol_insns): Likewise.
7709 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7711 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
7712 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
7713 (mips_symbolic_constant_p): Likewise. Update the call to
7714 mips_classify_symbol.
7715 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
7716 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
7717 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
7718 (print_operand_reloc): Add a context argument. Update the call to
7719 mips_symbolic_constant_p.
7720 (print_operand): Update the calls to print_operand_reloc.
7721 (print_operand_address): Use print_operand_reloc rather than
7723 (mips_rewrite_small_data_p): Add a context argument. Update the call
7724 to mips_symbolic_constant_p.
7725 (mips_small_data_pattern_1): Make DATA the containing mem.
7726 Update the call to mips_rewrite_small_data_p.
7727 (mips_rewrite_small_data_1): Likewise.
7728 (mips_use_anchors_for_symbol_p): Update the call to
7729 mips_symbolic_constant_p.
7730 * config/mips/predicates.md (const_call_insn_operand): Likewise.
7731 (splittable_symbolic_operand): Likewise.
7732 (move_operand): Likewise.
7733 (absolute_symbolic_operand): Likewise.
7734 (got_disp_operand): Likewise.
7735 (got_page_ofst_operand): Likewise.
7737 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7739 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
7740 (SYMBOL_ABSOLUTE): ...this.
7741 (SYMBOL_SMALL_DATA): Rename to...
7742 (SYMBOL_GP_RELATIVE): ...this.
7743 (SYMBOL_CONSTANT_POOL): Rename to...
7744 (SYMBOL_PC_RELATIVE): ...this.
7745 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
7746 (mips_symbolic_address_p, mips_symbol_insns, override_options)
7747 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
7748 after above changes.
7749 * config/mips/predicates.md (const_call_insn_operand): Likewise.
7750 (general_symbolic_operand): Rename to...
7751 (absolute_symbolic_operand): ...this.
7752 * config/mips/mips.md: Update after above changes.
7754 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
7755 Revital Eres <eres@il.ibm.com>
7757 * ddg.c (print_ddg): Add dump information.
7758 * modulo-sched.c (print_node_sched_params): Add parameter and
7760 (calculate_maxii): Remove function.
7761 (undo_generate_reg_moves): Likewise.
7762 (undo_permute_partial_schedule): Likewise.
7763 (kernel_number_of_cycles): Likewise.
7764 (MAXII_FACTOR): New definition to calculate the upper bound of II.
7765 (sms_schedule): Use it. Remove profitability checks.
7766 (sms_schedule_by_order): Fix order of nodes within the cycle.
7768 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
7770 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
7771 -profile option, add pie support.
7772 (ENDFILE_SPEC): New spec.
7773 * config/gnu.h (LIB_SPEC): Add -profile option.
7775 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
7777 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
7778 * config/gnu.h (LIB_SPEC): Likewise.
7780 2007-08-07 Yaz Saito <saito@google.com>
7781 Ian Lance Taylor <iant@google.com>
7783 * common.opt (finstrument-functions-exclude-function-list): New
7785 (finstrument-functions-exclude-file-list): New option.
7786 * opts.c (char_p): Define and DEF_VEC.
7787 (flag_instrument_functions_exclude_functions): New static
7789 (flag_instrument_functions_exclude_files): New static variable.
7790 (add_instrument_functions_exclude_list): New static function.
7791 (flag_instrument_functions_exclude_p): New function.
7792 (common_handle_option): Handle new options.
7793 * flags.h (flag_instrument_functions_exclude_p): Declare.
7794 * gimplify.c (gimplify_function_tree): Call
7795 flag_instrument_functions_exclude_p.
7796 * doc/invoke.texi (Option Summary): Mention new options.
7797 (Code Gen Options): Document new options.
7799 2007-08-07 Ian Lance Taylor <iant@google.com>
7801 PR rtl-optimization/32776
7802 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
7803 (resolve_use): Likewise.
7804 (decompose_multiword_subregs): Remove "changed" local variable.
7806 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
7808 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
7809 * configure: Regenerate.
7810 * config.in: Regenerate.
7811 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
7814 2007-08-07 Ian Lance Taylor <iant@google.com>
7816 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
7817 note, just delete the insn.
7819 2007-08-07 Andreas Schwab <schwab@suse.de>
7822 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
7825 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
7827 * lower-subreg.c (resolve_subreg_use): Remove assertion.
7828 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
7829 (decompose_multiword_subregs): Use the functions above to decompose
7830 multiword shifts and zero-extends.
7832 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
7834 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
7835 "assemble" descriptions which were swapped.
7837 2007-08-06 Chao-ying Fu <fu@mips.com>
7839 * fixed-value.h: New file.
7840 * fixed-value.c: New file.
7841 * Makefile.in (OBJS-common): Add fixed-value.o.
7842 (fixed-value.o): New rule.
7843 (GTFILES): Add fixed-value.h.
7844 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
7845 to compare a.low and b.low.
7846 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
7848 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
7849 Daniel Jacobowitz <dan@codesourcery.com>
7852 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
7854 (x86_64-*-netbsd*): Likewise.
7855 (x86_64-*-linux*): Likewise.
7856 (x86_64-*-kfreebsd*-gnu): Likewise.
7857 (x86_64-*-knetbsd*-gnu): Likewise.
7858 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
7860 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
7862 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
7863 Add -fno-asynchronous-unwind-tables.
7865 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
7866 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
7867 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
7868 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
7869 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
7871 2007-08-06 Steve Ellcey <sje@cup.hp.com>
7873 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
7874 (TARGET_C_MODE_FOR_SUFFIX): New.
7876 2007-08-06 Steve Ellcey <sje@cup.hp.com>
7878 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
7880 2007-08-06 Steve Ellcey <sje@cup.hp.com>
7882 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
7884 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
7886 * config/i386/i386.md: Check TARGET_ macros and optimize_size
7887 before checking function returns in conditional expressions.
7889 2007-08-06 Alfred Minarik <a.minarik@aon.at>
7892 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
7894 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
7897 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
7898 for INTEGRAL_TYPE_P.
7900 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
7902 * configure.ac: Remove --enable-checking=df from default settings.
7903 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
7904 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
7905 if the parameter is true.
7906 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
7907 DF_VERIFY_SCHEDULED flag is true.
7908 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
7909 (df_finish_pass): Adjust prototype.
7910 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
7913 * see.c (pass_see): Add TODO_df_verify.
7914 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
7915 * global.c (rest_of_handle_global_alloc): Schedule verification
7917 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
7919 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
7920 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
7921 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
7923 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
7924 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
7925 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
7927 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
7928 Revital Eres <eres@il.ibm.com>
7930 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
7932 * ddg.c (create_ddg_dependence): Rename to...
7933 (create_ddg_dep_from_intra_loop_link): This. Do not check
7934 for interloop edges. Do not create anti dependence edge when
7935 a true dependence edge exists in the opposite direction and
7936 -fmodulo-sched-allow-regmoves is set.
7937 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
7938 (add_cross_iteration_register_deps): Create anti dependence edge
7939 when -fno-modulo-sched-allow-regmoves is set.
7940 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
7942 2007-08-04 Richard Sandiford <richard@codesourcery.com>
7944 * config/arm/arm.md (movsi): Add braces.
7946 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
7949 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
7950 operands for the folding of "A - (A & B)" into "~B & A"; cast them
7953 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
7955 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
7956 state accessor functions.
7957 * cfgloopmanip.c (remove_path, create_preheaders,
7958 force_single_succ_latches, fix_loop_structure): Ditto.
7959 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
7960 tree_duplicate_loop_to_header_edge): Ditto.
7961 * cfgloopanal.c (mark_irreducible_loops): Ditto.
7962 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
7964 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
7965 cleanup_tree_cfg): Ditto.
7966 * tree-cfg.c (tree_merge_blocks): Ditto.
7967 * cfgloop.c (rescan_loop_exit, record_loop_exits,
7968 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
7969 loop_preheader_edge, single_exit): Ditto.
7970 (flow_loops_find): Do not clear loops->state.
7971 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
7972 loops_state_clear): New functions.
7974 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7977 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
7978 when adding to the base and convert ELT to sizetype instead of type.
7980 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7983 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
7984 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
7986 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7989 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
7990 correct type the negate expression.
7992 2007-08-03 Jan Hubicka <jh@suse.cz>
7994 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
7997 2007-08-03 David Edelsohn <edelsohn@gnu.org>
7999 * config/rs6000/rs6000.c (struct processor_cost): Change
8000 l1_cache_lines to l1_cache_size. Add l2_cache_size.
8001 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
8003 (rios1_costs, rios2_cost): Correct cache line size.
8004 (rs6000_override_options): Set l2-cache-size parameter.
8006 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
8007 Diego Novillo <dnovillo@google.com>
8010 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
8011 if the range includes 0.
8013 2007-08-03 Ben Elliston <bje@au.ibm.com>
8015 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
8016 mode to unspec expressions to silence a warning from the generator
8019 2007-08-02 Steve Ellcey <sje@cup.hp.com>
8021 * config/ia64/constraints.md ("U"): Make constraint vector only.
8023 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
8026 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
8027 always_inline attribute on the function decl.
8029 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
8032 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
8033 if we are compiling with -fPIC.
8035 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
8036 Nigel Stephens <nigel@mips.com>
8038 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
8039 Define for MIPS32 and MIPS64.
8041 2007-08-02 Nick Clifton <nickc@redhat.com>
8043 * config/host-hpux.c: Change copyright header to refer to version
8044 3 of the GNU General Public License and to point readers at the
8045 COPYING3 file and the FSF's license web page.
8046 * config/alpha/predicates.md, config/alpha/vms-ld.c,
8047 config/alpha/linux.h, config/alpha/alpha.opt,
8048 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
8049 config/alpha/vms-unwind.h, config/alpha/ev4.md,
8050 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
8051 config/alpha/alpha.h, config/alpha/sync.md,
8052 config/alpha/openbsd.h, config/alpha/alpha.md,
8053 config/alpha/alpha-modes.def, config/alpha/ev5.md,
8054 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
8055 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
8056 config/alpha/constraints.md, config/alpha/osf.h,
8057 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
8058 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
8059 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
8060 config/frv/frv-asm.h, config/frv/frv-protos.h,
8061 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
8062 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
8063 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
8064 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
8065 config/s390/s390.opt, config/s390/s390-modes.def,
8066 config/s390/fixdfdi.h, config/s390/constraints.md,
8067 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
8068 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
8069 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
8070 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
8071 config/m32c/prologue.md, config/m32c/m32c.abi,
8072 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
8073 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
8074 config/m32c/t-m32c, config/m32c/m32c-modes.def,
8075 config/m32c/jump.md, config/m32c/shift.md,
8076 config/m32c/m32c-protos.h, config/libgloss.h,
8077 config/spu/spu-protos.h, config/spu/predicates.md,
8078 config/spu/spu-builtins.h, config/spu/spu.c,
8079 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
8080 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
8081 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
8082 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
8083 config/sparc/hypersparc.md, config/sparc/predicates.md,
8084 config/sparc/linux.h, config/sparc/sp64-elf.h,
8085 config/sparc/supersparc.md, config/sparc/cypress.md,
8086 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
8087 config/sparc/niagara.md, config/sparc/sparc.md,
8088 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
8089 config/sparc/sparc.opt, config/sparc/sync.md,
8090 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
8091 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
8092 config/sparc/sparc.c, config/sparc/little-endian.opt,
8093 config/sparc/sysv4-only.h, config/sparc/sparc.h,
8094 config/sparc/linux64.h, config/sparc/freebsd.h,
8095 config/sparc/sol2.h, config/sparc/rtemself.h,
8096 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
8097 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
8098 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
8099 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
8100 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
8101 config/m32r/linux.h, config/m32r/constraints.md,
8102 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
8103 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
8104 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
8105 config/i386/i386.md, config/i386/netware-crt0.c,
8106 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
8107 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
8108 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
8109 config/i386/sol2.h, config/i386/constraints.md,
8110 config/i386/netware-libgcc.c, config/i386/sysv5.h,
8111 config/i386/predicates.md, config/i386/geode.md,
8112 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
8113 config/i386/freebsd64.h, config/i386/vxworksae.h,
8114 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
8115 config/i386/rtemself.h, config/i386/netbsd-elf.h,
8116 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
8117 config/i386/netware.h, config/i386/i386-modes.def,
8118 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
8119 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
8120 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
8121 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
8122 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
8123 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
8124 config/i386/xm-mingw32.h, config/i386/linux64.h,
8125 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
8126 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
8127 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
8128 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
8129 config/i386/cygwin2.c, config/i386/i386-protos.h,
8130 config/i386/sync.md, config/i386/openbsd.h,
8131 config/i386/host-mingw32.c, config/i386/i386-aout.h,
8132 config/i386/nto.h, config/i386/biarch64.h,
8133 config/i386/i386-coff.h, config/i386/freebsd.h,
8134 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
8135 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
8136 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
8137 config/darwin-protos.h, config/linux.opt, config/sol2.c,
8138 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
8139 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
8140 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
8141 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
8142 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
8143 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
8144 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
8145 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
8146 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
8147 config/sh/superh64.h, config/sh/rtemself.h,
8148 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
8149 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
8150 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
8151 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
8152 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
8153 config/avr/predicates.md, config/avr/constraints.md,
8154 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
8155 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
8156 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
8157 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
8158 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
8159 config/c4x/c4x-modes.def, config/c4x/rtems.h,
8160 config/c4x/predicates.md, config/c4x/c4x.h,
8161 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
8162 config/xtensa/predicates.md, config/xtensa/xtensa.c,
8163 config/xtensa/linux.h, config/xtensa/xtensa.h,
8164 config/xtensa/elf.h, config/xtensa/xtensa.md,
8165 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
8166 config/xtensa/xtensa-protos.h, config/dbx.h,
8167 config/stormy16/predicates.md, config/stormy16/stormy16.md,
8168 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
8169 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
8170 config/host-solaris.c, config/fr30/fr30.h,
8171 config/fr30/predicates.md, config/fr30/fr30-protos.h,
8172 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
8173 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
8174 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
8175 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
8176 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
8177 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
8178 config/host-linux.c, config/interix3.h, config/cris/cris.c,
8179 config/cris/predicates.md, config/cris/linux.h,
8180 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
8181 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
8182 config/cris/aout.opt, config/cris/cris-protos.h,
8183 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
8184 config/iq2000/iq2000.h, config/iq2000/predicates.md,
8185 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
8186 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
8187 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
8188 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
8189 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
8190 config/chorus.h, config/mn10300/mn10300.c,
8191 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
8192 config/mn10300/mn10300.h, config/mn10300/linux.h,
8193 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
8194 config/mn10300/mn10300.md, config/ia64/predicates.md,
8195 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
8196 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
8197 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
8198 config/ia64/freebsd.h, config/ia64/ia64.md,
8199 config/ia64/ia64-modes.def, config/ia64/constraints.md,
8200 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
8201 config/gofast.h, config/rtems.h, config/sol2-10.h,
8202 config/m68k/predicates.md, config/m68k/m68k.md,
8203 config/m68k/linux.h, config/m68k/m68k-modes.def,
8204 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
8205 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
8206 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
8207 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
8208 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
8209 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
8210 config/m68k/constraints.md, config/m68k/rtemself.h,
8211 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
8212 config/m68k/uclinux.h, config/rs6000/power4.md,
8213 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
8214 config/rs6000/linux.h, config/rs6000/eabi.h,
8215 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
8216 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
8217 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
8218 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
8219 config/rs6000/windiss.h, config/rs6000/603.md,
8220 config/rs6000/aix41.h, config/rs6000/cell.md,
8221 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
8222 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
8223 config/rs6000/darwin.md, config/rs6000/darwin64.h,
8224 config/rs6000/default64.h, config/rs6000/7xx.md,
8225 config/rs6000/darwin.opt, config/rs6000/spe.md,
8226 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
8227 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
8228 config/rs6000/7450.md, config/rs6000/linux64.h,
8229 config/rs6000/constraints.md, config/rs6000/440.md,
8230 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
8231 config/rs6000/rs6000.c, config/rs6000/aix52.h,
8232 config/rs6000/rs6000.h, config/rs6000/power6.md,
8233 config/rs6000/predicates.md, config/rs6000/altivec.md,
8234 config/rs6000/aix64.opt, config/rs6000/rios1.md,
8235 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
8236 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
8237 config/rs6000/darwin7.h, config/rs6000/dfp.md,
8238 config/rs6000/linux64.opt, config/rs6000/sync.md,
8239 config/rs6000/vxworksae.h, config/rs6000/power5.md,
8240 config/rs6000/lynx.h, config/rs6000/biarch64.h,
8241 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
8242 config/rs6000/eabispe.h, config/rs6000/e500.h,
8243 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
8244 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
8245 config/rs6000/aix.h, config/rs6000/vxworks.h,
8246 config/rs6000/40x.md, config/rs6000/aix51.h,
8247 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
8248 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
8249 config/arc/arc.h, config/mcore/mcore-elf.h,
8250 config/mcore/mcore-protos.h, config/mcore/predicates.md,
8251 config/mcore/mcore.md, config/mcore/mcore.c,
8252 config/mcore/mcore.opt, config/mcore/mcore.h,
8253 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
8254 config/score/predicates.md, config/score/score-version.h,
8255 config/score/score-protos.h, config/score/misc.md,
8256 config/score/elf.h, config/score/score.c, config/score/mac.md,
8257 config/score/score7.md, config/score/score.h,
8258 config/score/score-conv.h, config/score/score-mdaux.c,
8259 config/score/score.md, config/score/score.opt,
8260 config/score/score-modes.def, config/score/score-mdaux.h,
8261 config/score/mul-div.S, config/arm/uclinux-elf.h,
8262 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
8263 config/arm/symbian.h, config/arm/linux-elf.h,
8264 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
8265 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
8266 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
8267 config/arm/strongarm-pe.h, config/arm/arm.h,
8268 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
8269 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
8270 config/arm/arm-modes.def, config/arm/linux-eabi.h,
8271 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
8272 config/arm/arm-cores.def, config/arm/arm-protos.h,
8273 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
8274 config/arm/wince-pe.h, config/arm/neon.md,
8275 config/arm/constraints.md, config/arm/neon.ml,
8276 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
8277 config/arm/arm.opt, config/arm/arm926ejs.md,
8278 config/arm/predicates.md, config/arm/iwmmxt.md,
8279 config/arm/arm_neon.h, config/arm/unknown-elf.h,
8280 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
8281 config/arm/neon-testgen.ml, config/arm/arm.md,
8282 config/arm/xscale-coff.h, config/arm/pe.c,
8283 config/arm/arm-generic.md, config/arm/pe.h,
8284 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
8285 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
8286 config/arm/strongarm-elf.h, config/arm/cirrus.md,
8287 config/arm/netbsd-elf.h, config/arm/vxworks.h,
8288 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
8289 config/pa/predicates.md, config/pa/pa64-hpux.h,
8290 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
8291 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
8292 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
8293 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
8294 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
8295 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
8296 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
8297 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
8298 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
8299 config/pa/pa64-regs.h, config/pa/pa-modes.def,
8300 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
8301 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
8302 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
8303 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
8304 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
8305 config/mips/linux64.h, config/mips/elforion.h,
8306 config/mips/constraints.md, config/mips/generic.md,
8307 config/mips/predicates.md, config/mips/4300.md,
8308 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
8309 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
8310 config/mips/5k.md, config/mips/vr4120-div.S,
8311 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
8312 config/mips/mips-protos.h, config/mips/6000.md,
8313 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
8314 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
8315 config/mips/mips-modes.def, config/mips/vr.h,
8316 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
8317 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
8318 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
8319 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
8320 config/vax/openbsd1.h, config/vax/netbsd.h,
8321 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
8322 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
8323 config/h8300/rtems.h, config/h8300/predicates.md,
8324 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
8325 config/h8300/h8300.md, config/h8300/h8300.opt,
8326 config/h8300/coff.h, config/h8300/h8300-protos.h,
8327 config/v850/v850.md, config/v850/predicates.md,
8328 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
8329 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
8330 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
8331 config/mmix/mmix.h, config/mmix/predicates.md,
8332 config/mmix/mmix-protos.h, config/mmix/mmix.md,
8333 config/mmix/mmix.c, config/mmix/mmix.opt,
8334 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
8335 config/bfin/rtems.h, config/bfin/bfin-modes.def,
8336 config/bfin/predicates.md, config/bfin/bfin-protos.h,
8337 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
8340 2007-08-02 Richard Sandiford <richard@codesourcery.com>
8342 * emit-rtl.c (reset_used_decls): Rename to...
8343 (set_used_decls): ...this. Set the used flag rather than clearing it.
8344 (unshare_all_rtl_again): Update accordingly. Set flags on argument
8345 DECL_RTLs rather than resetting them.
8347 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
8349 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
8351 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
8353 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
8354 argument to find_reloads_address.
8356 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
8358 PR tree-optimization/32919
8359 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
8360 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
8361 (coalesce_ssa_name): Call it.
8363 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
8364 David Ung <davidu@mips.com>
8366 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
8367 (__mips16_unorddf2, __mips16_floatunsidf): New.
8368 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
8370 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
8372 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
8374 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
8375 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
8376 * tree.h (OMP_SECTIONS_CONTROL): New macro.
8377 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
8378 * omp-low.c (get_ws_args_for, determine_parallel_type,
8379 expand_omp_for_generic, expand_omp_for_static_nochunk,
8380 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
8381 Work with more precise CFG.
8382 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
8383 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
8385 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
8386 * gimple-low.c (lower_stmt): Ditto.
8387 * tree-inline.c (estimate_num_insns_1): Ditto.
8388 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
8389 (OMP_SECTIONS_SWITCH): New.
8390 * tree-cfgcleanup.c (cleanup_omp_return): New.
8391 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
8392 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
8393 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
8394 (tree_redirect_edge_and_branch): Handle omp constructs.
8396 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
8397 with three arguments.
8399 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
8401 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
8404 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
8406 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
8407 the loop structures may need fixing.
8408 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
8410 (cleanup_tree_cfg_loop): Removed.
8411 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
8412 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
8413 instead of running cleanup_tree_cfg_loop.
8414 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
8415 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
8416 (tree_predictive_commoning): Declaration changed.
8417 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
8419 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
8421 * doc/invoke.texi (l1-cache-size): Update documentation.
8422 (l2-cache-size): Document.
8423 * params.h (L2_CACHE_SIZE): New macro.
8424 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
8425 that L1_CACHE_SIZE is in kB now.
8426 (L2_CACHE_SIZE_BYTES): New macro.
8427 (tree_ssa_prefetch_arrays): Show size in kB.
8428 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
8429 and l2_cache_size fields.
8430 * config/i386/driver-i386.c (describe_cache): Detect cache size
8432 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
8433 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
8434 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
8435 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
8436 (override_options): Set l1-cache-size and l2-cache-size to default
8437 values if not specified otherwise.
8438 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
8439 (PARAM_L2_CACHE_SIZE): New.
8441 2007-08-01 Nigel Stephens <nigel@mips.com>
8442 David Ung <davidu@mips.com>
8443 Thiemo Seufer <ths@mips.com>
8444 Chris Dearman <chris@mips.com>
8445 Richard Sandiford <richard@codesourcery.com>
8447 * config.gcc (mips*-sde-elf*): New stanza.
8448 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
8449 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
8450 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
8451 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
8452 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
8453 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
8455 * config/mips/sde.h: New file.
8456 * config/mips/t-libgcc-mips16: Likewise.
8457 * config/mips/t-sde: Likewise.
8458 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
8459 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
8460 _MIPS_FPSET and _MIPS_SZINT.
8461 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
8462 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
8463 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
8464 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
8465 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
8466 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
8467 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
8468 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
8469 _MIPS_SZPTR and _MIPS_FPSET.
8470 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
8471 architecture is specified.
8472 (MIPS_32BIT_OPTION_SPEC): New macro.
8474 2007-07-31 Dan Hipschman <dsh@google.com>
8476 * gcc.c (end_going_arg): New function.
8477 (do_spec_2): Use it.
8478 (do_spec_1): Use it.
8480 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
8482 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
8483 only if ENABLE_CHECKING is defined.
8485 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
8487 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
8488 df_ru_add_problem, df_ru_get_bb_info): Removed.
8489 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
8490 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
8491 df_ru_free_bb_info, df_ru_alloc,
8492 df_ru_bb_local_compute_process_def,
8493 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
8494 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
8495 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
8496 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
8497 df_ru_add_problem): Removed.
8499 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8502 * pa.md (casesi32): Use match_scratch. Revise insn condition.
8503 (casesi32p, casesi64p): Likewise.
8504 (casesi): Adjust for above.
8506 2007-07-31 Richard Sandiford <richard@codesourcery.com>
8508 * mode-switching.c (create_pre_exit): Don't search past calls.
8510 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
8512 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
8514 2007-07-31 Revital Eres <eres@il.ibm.com>
8516 * ddg.c (add_deps_for_def): Rename to...
8517 (add_cross_iteration_register_deps): This. Change implementation
8518 to use only reaching def and def-use chains to construct the
8519 inter loop dependencies.
8520 (add_deps_for_use): Remove function.
8521 (build_inter_loop_deps): Call add_cross_iteration_register_deps
8522 function to build the inter loop dependencies.
8523 * modulo-sched.c (sms_schedule): Build only
8524 reaching def and def-use chains for the propose of the ddg
8527 2007-07-31 Julian Brown <julian@codesourcery.com>
8529 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
8530 New define_insns. Use correct RTL.
8531 (vec_set<mode>): Write as expander.
8533 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
8535 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
8536 to an unallocated space.
8538 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
8541 (split_constant_offset): Enable split_constant_offset to extract
8542 constants from other statements.
8543 * tree-vect-transform.c
8544 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
8545 to a temp var. Force base_offset to be simple.
8547 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
8549 * df-scan.c (df_scan_verify): Remove artificial limit on
8550 the number of blocks for verification.
8551 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
8552 df_simulate_defs): Avoid unnecessary insn checking for defs.
8554 2007-07-29 Mark Mitchell <mark@codesourcery.com>
8556 * config/m68k/lb1sf68.asm (FUNC): New macro.
8558 (__udivsi3): Likewise.
8559 (__divsi3): Likewise.
8560 (__umodsi3): Likewise.
8561 (__modsi3): Likewise.
8562 (__subdf3): Likewise.
8563 (__adddf3): Likewise.
8564 (__muldf3): Likewise.
8565 (__divdf3): Likewise.
8566 (__negdf2): Likewise.
8567 (__cmpdf2): Likewise.
8568 (__subsf3): Likewise.
8569 (__addsf3): Likewise.
8570 (__mulsf3): Likewise.
8571 (__divsf3): Likewise.
8572 (__negsf2): Likewise.
8573 (__cmpsf2): Likewise.
8574 (__eqdf2): Likewise.
8575 (__nedf2): Likewise.
8576 (__gtdf2): Likewise.
8577 (__gedf2): Likewise.
8578 (__ltdf2): Likewise.
8579 (__ledf2): Likewise.
8580 (__eqsf2): Likewise.
8581 (__nesf2): Likewise.
8582 (__gtsf2): Likewise.
8583 (__gesf2): Likewise.
8584 (__ltsf2): Likewise.
8585 (__lesf2): Likewise.
8587 2007-07-30 Ollie Wild <aaw@google.com>
8589 * c-ppoutput.c (print_lines_directives_only): New function.
8590 (scan_translation_unit_directives_only): New function.
8591 (preprocess_file): Add call to scan_translation_unit_directives_only.
8592 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
8593 (sanitize_cpp_opts): Add default flag_dump_macros setting for
8594 -fdirectives-only. Add errors for -fdirectives-only conflict with
8595 -Wunused-macros and -traditional.
8596 (finish_options): Add builtin macro initialization for
8597 -fdirectives-only + -fpreprocessed.
8598 * c.opt (fdirectives-only): New.
8599 * doc/cppopts.texi (fdirectives-only): New.
8601 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8603 * alias.c (record_set, memory_modified_1): Constify.
8604 * bt-load.c (note_btr_set): Likewise.
8605 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
8606 * combine.c (set_nonzero_bits_and_sign_copies,
8607 expand_field_assignment, record_dead_and_set_regs_1,
8608 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
8609 likely_spilled_retval_1): Likewise.
8610 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
8611 frv_io_handle_set): Likewise.
8612 * config/mips/mips.c (mips_sim_record_set,
8613 vr4130_true_reg_dependence_p_1): Likewise.
8614 * config/mt/mt.c (insn_dependent_p_1): Likewise.
8615 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
8616 * config/sh/sh.c (flow_dependent_p_1): Likewise.
8617 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
8618 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
8619 * ddg.c (mark_mem_store): Likewise.
8620 * df-problems.c (df_urec_mark_reg_change): Likewise.
8621 * function.c (update_epilogue_consts): Likewise.
8622 * gcse.c (record_set_info, record_last_set_info,
8623 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
8624 reg_clear_last_set): Likewise.
8625 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
8627 * jump.c (reversed_comparison_code_parts): Likewise.
8628 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
8629 reg_is_set): Likewise.
8630 * loop-iv.c (mark_altered): Likewise.
8631 * mode-switching.c (reg_becomes_live): Likewise.
8632 * optabs.c (no_conflict_move_test): Likewise.
8633 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
8635 * postreload.c (reload_combine_note_store, move2add_note_store):
8637 * regmove.c (flags_set_1): Likewise.
8638 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
8640 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
8642 * resource.c (update_live_status): Likewise.
8643 * rtl.h (set_of, note_stores): Likewise.
8644 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
8645 note_stores, parms_set): Likewise.
8646 * sched-rgn.c (sets_likely_spilled_1): Likewise.
8647 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
8649 * var-tracking.c (count_stores, add_stores): Likewise.
8651 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8653 * alias.c (mems_in_disjoint_alias_sets_p,
8654 fixed_scalar_and_varying_struct_p, aliases_everything_p,
8655 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
8656 write_dependence_p, mems_in_disjoint_alias_sets_p,
8657 read_dependence, true_dependence, canon_true_dependence,
8658 anti_dependence, output_dependence): Constify.
8659 * combine.c (extended_count): Likewise.
8660 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
8661 * cselib.c (get_value_hash, references_value_p,
8662 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
8663 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
8664 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
8665 * function.c (contains, prologue_epilogue_contains,
8666 sibcall_epilogue_contains): Likewise.
8667 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
8668 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
8669 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
8670 reg_or_subregno): Likewise.
8671 * recog.c (asm_noperands): Likewise.
8672 * reload1.c (function_invariant_p): Likewise.
8673 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
8674 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
8675 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
8676 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
8677 true_regnum, reg_or_subregno, condjump_in_parallel_p,
8678 extended_count, prologue_epilogue_contains,
8679 sibcall_epilogue_contains, function_invariant_p, true_dependence,
8680 canon_true_dependence, read_dependence, anti_dependence,
8681 output_dependence): Likewise.
8682 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
8684 2007-07-30 Julian Brown <julian@codesourcery.com>
8686 * config/arm/neon.md (V_ext): New mode attribute.
8687 (neon_vget_lane<mode>): Replace with define_expand.
8688 (neon_vget_lane<mode>_sext_internal)
8689 (neon_vget_lane<mode>_zext_internal): New define_insns for double
8690 and quad precision vectors.
8691 (neon_vget_lanedi): Add bounds check. Remove dead comment.
8692 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
8693 have typeless 32-bit result.
8695 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
8698 * tree-affine.h (aff_tree): The type of rest is sizetype for types
8700 * tree-affine.c (aff_combination_scale): If type is a pointer type,
8701 use sizetype for rest.
8702 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
8703 (aff_combination_convert): Don't convert rest for pointer types.
8705 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
8707 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
8709 * tree-ssa-alias.c: Add alloc-pool.h.
8710 (init_alias_info): Free alias_bitmap_obstack.
8711 (delete_alias_info): Call delete_mem_ref_stats.
8712 (get_mem_sym_stats_for): Use alloc_pool.
8713 (init_mem_ref_stats): Do not delete mem_ref_stats here.
8714 (delete_mem_sym_stats): Removed.
8716 2007-07-29 Sebastian Pop <sebpop@gmail.com>
8718 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
8719 functions cannot be represented as classical distance vectors.
8721 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8723 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
8724 * builtins.c (validate_arg, builtin_mathfn_code,
8725 validate_arglist): Likewise.
8726 * calls.c (call_expr_flags): Likewise.
8727 * combine.c (reg_nonzero_bits_for_combine,
8728 reg_num_sign_bit_copies_for_combine, get_last_value,
8729 reg_truncated_to_mode): Likewise.
8730 * emit-rtl.c (subreg_lowpart_p): Likewise.
8731 * expr.c (highest_pow2_factor_for_target,
8732 categorize_ctor_elements_1, categorize_ctor_elements,
8733 count_type_elements, contains_packed_reference,
8734 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
8735 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
8736 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
8737 native_encode_int, native_encode_real, native_encode_complex,
8738 native_encode_vector, native_encode_expr, native_interpret_int,
8739 native_interpret_real, native_interpret_complex,
8740 native_interpret_vector, native_interpret_expr): Likewise.
8741 * function.c (use_register_for_decl): Likewise.
8742 * gimplify.c (get_name): Likewise.
8743 * langhooks-def.h (lhd_return_null_const_tree): New.
8744 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
8745 * langhooks.c (lhd_return_null_const_tree): New.
8746 * langhooks.h (lang_get_callee_fndecl): Constify.
8747 * output.h (constructor_static_from_elts_p): Likewise.
8748 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
8749 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
8750 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
8751 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
8752 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
8753 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
8754 * rtlhooks-def.h (reg_nonzero_bits_general,
8755 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
8757 * rtlhooks.c (reg_num_sign_bit_copies_general,
8758 reg_nonzero_bits_general, reg_truncated_to_mode_general):
8760 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
8761 * stor-layout.c (mode_for_size_tree): Likewise.
8762 * tree-ssa-loop-im.c (memref_eq): Likewise.
8763 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
8764 * tree.c (contains_placeholder_p, type_list_equal,
8765 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
8767 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
8768 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
8769 contains_placeholder_p, contains_packed_reference,
8770 get_callee_fndecl, operand_equal_for_phi_arg_p,
8771 warn_if_unused_value, is_body_block, native_encode_expr,
8772 native_interpret_expr, fold_convertible_p, operand_equal_p,
8773 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
8774 validate_arglist, simple_cst_equal, type_list_equal,
8775 use_register_for_decl, call_expr_flags, get_name,
8776 highest_pow2_factor): Likewise.
8777 (const_call_expr_arg_iterator_d,
8778 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
8779 first_const_call_expr_arg, more_const_call_expr_args_p,
8780 FOR_EACH_CONST_CALL_EXPR_ARG): New.
8781 * varasm.c (constructor_static_from_elts_p): Constify.
8783 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
8785 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
8786 config/arm/neon-schedgen.ml, config/arm/neon.ml,
8787 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
8788 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
8789 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
8790 tree-vect-transform.c, tree.def: Fix comment typos. Follow
8791 spelling conventions.
8792 * doc/invoke.texi: Follow spelling conventions.
8794 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
8795 Revital Eres <eres@il.ibm.com>
8797 * modulo-sched.c (sms_schedule): Avoid loops which includes
8798 auto-increment instructions.
8800 2007-07-28 Richard Guenther <rguenther@suse.de>
8803 * fold-const.c (fold_cond_expr_with_comparison): Convert
8804 operand zero of MIN/MAX_EXPR to correct type.
8806 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8808 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
8809 flags_from_decl_or_type): Constify.
8810 * gcc.c (do_spec_1): Likewise.
8811 * print-tree.c (dump_addr, print_node_brief): Likewise.
8812 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
8813 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
8814 tree_purge_all_dead_eh_edges): Likewise.
8815 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
8816 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
8818 * tree.c (expr_location, expr_has_location, expr_locus,
8819 expr_filename, expr_lineno, get_inner_array_type,
8820 fields_compatible_p): Likewise.
8821 * tree.h (get_inner_array_type, fields_compatible_p,
8822 expr_location, expr_has_location, expr_locus, expr_filename,
8823 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
8824 setjmp_call_p, alloca_call_p): Likewise.
8826 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
8828 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
8829 TV_FLOW_INSENSITIVE.
8831 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
8833 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
8834 (compute_flow_insensitive_aliasing): Ditto for
8835 TV_FLOW_INSENSITIVE.
8837 2007-07-27 Jan Hubicka <jh@suse.cz>
8839 * config/i386/i386.c (register_move_cost): Remove accidentally
8840 comitted #if 0 block.
8842 * attribs.c: Include hashtab.h
8843 (attribute_hash): New.
8844 (substring): New structure.
8845 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
8847 (init_attributes): Initialize attribute hash.
8848 (decl_attributes): Use attribute hash.
8849 * Makefile.in (attribs.c): Depend on hashtab.h.
8851 2007-07-27 Steve Ellcey <sje@cup.hp.com>
8853 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
8855 2007-07-27 Richard Sandiford <richard@codesourcery.com>
8857 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
8858 __mips_dspr2 and __mips_dsp_rev macros.
8859 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
8861 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
8863 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
8865 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
8869 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
8870 and the updating of the live and do_not_gen sets.
8871 (df_note_bb_compute): Added updating of live and do_not_gen sets
8872 for regular defs so that the case of clobber inside conditional
8873 call is processed correctly.
8875 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
8877 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
8878 operands with compatible type.
8880 2007-07-27 Richard Sandiford <richard@codesourcery.com>
8882 * expr.h (store_bit_field): Don't return a value.
8883 * expmed.c (check_predicate_volatile_ok): New function.
8884 (store_bit_field_1): New function, extracted from store_bit_field.
8885 Take a fallback_p argument and return true if the operation succeeded.
8886 Only use store_fixed_bit_field if fallback_p. Don't recompute
8887 mode_for_extraction; use op_mode instead. Try forcing memories
8888 into registers if the insv expander fails.
8889 (store_bit_field): Use store_bit_field_1 with fallback_p true.
8890 Don't return a value.
8891 (convert_extracted_bit_field): New function, extracted from
8893 (extract_bit_field_1): Likewise. Take a fallback_p argument
8894 and return NULL if the operation succeeded. Only use
8895 extract_fixed_bit_field if fallback_p. Only calculate one
8896 extraction mode. Combine code for extv and extzv. Try forcing
8897 memories into registers if the ext(z)v expander fails.
8898 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
8900 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
8902 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
8904 (df_ref): Likewise. Put regno with other integer fields.
8906 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
8908 * df.h (df_mw_hardreg): Remove "loc" field.
8909 * df-scan.c (df_ref_record): Don't set it. Remove redundant
8911 * df-problems.c (df_whole_mw_reg_unused_p): New function,
8912 split out from df_set_unused_notes_for_mw. Return false for
8913 partial references. Assert that mw_reg is a REG when returning true.
8914 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
8915 (df_whole_mw_reg_dead_p): New function, split out from
8916 df_set_dead_notes_for_mw. Return false for partial references.
8917 Assert that mw_reg is a REG when returning true.
8918 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
8919 Remove redundant bitmap check.
8921 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
8923 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
8924 ($(T)crtend.o): Likwise.
8925 ($(T)crtbeginS.o): Likwise.
8926 ($(T)crtendS.o): Likwise.
8927 ($(T)crtfastmath.o): Likwise.
8929 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
8931 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
8932 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
8933 * basic-block.h (struct control_flow_graph): Added x_dom_computed
8934 and x_n_bbs_in_dom_tree fields.
8936 2007-07-26 Steve Ellcey <sje@cup.hp.com>
8938 PR tree-optimization/32087
8939 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
8940 Do not call scale_bbs_frequencies_int with prob of zero.
8942 2007-07-26 Julian Brown <julian@codesourcery.com>
8944 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
8945 (neon_element_bits): Add prototypes.
8946 * config/arm/arm.c (bounds_check, neon_lane_bounds)
8947 (neon_const_bounds, neon_element_bits): New functions.
8948 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
8949 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
8950 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
8951 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
8952 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
8953 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
8954 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
8955 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
8956 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
8957 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
8958 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
8959 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
8960 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
8962 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
8964 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
8965 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
8967 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
8968 Julian Brown <julian@codesourcery.com>
8970 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
8971 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
8972 * config/arm/cortex-a8.md: New.
8973 * config/arm/cortex-a8-neon.md: New.
8974 * config/arm/neon-schedgen.ml: New.
8975 * config/arm/neon.md (vqh_mnem): New.
8977 (Is_float_mode): New.
8978 (Scalar_mul_8_16): New.
8980 (V_mode_nunits): New.
8981 (All instruction patterns): Annotate with neon_type attribute
8983 * config/arm/arm.md: Include cortex-a8.md.
8984 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
8986 Annotate instruction patterns accordingly.
8987 (generic_sched): Do not use generic scheduling for Cortex-A8.
8988 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
8990 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
8992 * fold-const.c (fold_read_from_constant_string): Use
8994 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
8996 2007-07-26 Nick Clifton <nickc@redhat.com>
8998 * tree-ssa-operands.h: Change copyright header to refer to version
8999 3 of the GNU General Public License and to point readers at the
9000 COPYING3 file and the FSF's license web page.
9001 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
9002 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
9003 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
9004 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
9005 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
9006 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
9007 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
9008 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
9009 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
9010 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
9011 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
9012 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
9013 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
9014 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
9015 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
9016 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
9017 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
9018 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
9019 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
9020 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
9021 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
9022 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
9023 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
9024 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
9025 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
9026 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
9027 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
9028 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
9029 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
9030 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
9031 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
9032 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
9033 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
9034 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
9035 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
9036 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
9037 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
9038 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
9039 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
9040 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
9041 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
9042 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
9043 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
9044 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
9045 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
9046 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
9047 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
9048 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
9049 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
9050 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
9051 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
9052 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
9053 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
9054 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
9055 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
9056 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
9057 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
9058 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
9059 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
9060 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
9061 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
9062 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
9063 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
9064 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
9065 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
9066 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
9067 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
9068 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
9069 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
9070 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
9071 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
9072 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
9073 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
9074 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
9075 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
9076 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
9077 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
9078 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
9079 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
9080 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
9081 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
9082 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
9083 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
9084 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
9085 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
9086 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
9087 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
9088 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
9089 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
9090 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
9091 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
9092 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
9093 vecprim.h, basic-block.h, tree-ssa-structalias.c,
9094 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
9095 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
9096 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
9097 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
9098 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
9099 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
9100 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
9101 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
9102 convert.c, convert.h, langhooks-def.h, reload1.c,
9103 tree-ssa-operands.c: Likewise.
9105 2007-07-26 Jan Hubicka <jh@suse.cz>
9107 * tree-ssa-live.c: Include debug.h and flags.h.
9108 (mark_scope_block_unused): New function.
9109 (remove_unused_scope_block_p): New function.
9110 (remove_unused_locals): Remove unused blocks too.
9112 2007-07-25 Ian Lance Taylor <iant@google.com>
9114 * combine.c (combine_max_regno): Remove. Remove all uses.
9115 (struct reg_stat_struct): Rename from struct reg_stat.
9116 (reg_stat_type): Define, and declare VECs.
9117 (reg_stat): Change from pointer to VEC. Change all uses.
9118 (combine_split_insns): New static function.
9119 (try_combine, find_split_point): Call it instead of split_insns.
9121 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
9123 * cfghooks.c (split_block): Fix the information about loop latch.
9125 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
9127 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
9129 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
9131 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
9132 Scan the new edge for loop exit info.
9134 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
9136 * config/darwin.c: Include debug.h.
9138 2007-07-25 Steve Ellcey <sje@cup.hp.com>
9141 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
9143 2007-07-25 Steve Ellcey <sje@cup.hp.com>
9145 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
9146 (HARD_REGNO_MODE_OK): Ditto.
9147 (MODES_TIEABLE_P): Ditto.
9148 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
9149 (CLASS_MAX_NREGS): Ditto.
9150 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
9151 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
9152 (divdf3_internal_thr): Removed.
9153 * config/ia64/div.md: New file.
9154 * config/ia64/constraints.md: Add H constraint.
9156 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9158 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
9159 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
9160 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
9161 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
9162 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
9163 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
9164 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
9165 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
9166 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
9167 dump_sbitmap_file, debug_sbitmap, popcount_table,
9168 sbitmap_popcount): Constify.
9169 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
9170 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
9171 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
9172 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
9173 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
9174 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
9175 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
9176 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
9177 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
9178 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
9179 sbitmap_popcount, sbitmap_verify_popcount): Constify.
9181 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9183 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
9184 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
9185 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
9186 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
9187 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
9188 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
9189 bitmap_intersect_p, bitmap_intersect_compl_p,
9190 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
9191 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
9193 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
9194 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
9195 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
9196 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
9197 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
9198 debug_bitmap, debug_bitmap_file, bitmap_print,
9199 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
9200 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
9202 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
9204 * config/darwin.c (darwin_override_options): Additional fix for
9205 debug info formats that don't support var tracking.
9207 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9209 * cselib.c (entry_and_rtx_equal_p): Constify.
9210 * gengtype.c (output_mangled_typename, write_types, write_local):
9212 * gengtype.h (const_type_p): New.
9213 * see.c (eq_descriptor_extension, hash_descriptor_extension):
9215 * tlink.c (scan_linker_output): De-constify.
9216 * tree-ssa-loop-im.c (memref_eq): Constify.
9217 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
9218 (shared_bitmap_hash, shared_bitmap_eq): Constify.
9220 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9222 * c-common.c (fname_as_string, c_type_hash): Constify.
9223 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
9224 * cgraph.c (edge_hash, edge_eq): Likewise.
9225 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
9226 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
9227 reg_attrs_htab_eq): Likewise.
9228 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
9230 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
9231 const_decl_t, const_state_t, const_automata_list_el_t): New.
9232 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
9233 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
9234 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
9235 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
9236 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
9237 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
9238 compare_max_occ_cycle_nums, out_state_arcs_num,
9239 compare_transition_els_num, units_cmp, state_reservs_cmp):
9241 * genmodes.c (cmp_modes): Likewise.
9242 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
9243 * gimplify.c (compare_case_labels): Likewise.
9244 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
9245 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
9246 * matrix-reorg.c (mtt_info_hash): Likewise.
9247 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
9248 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
9249 (htab_hash_bucket, htab_hash_elem): Constify.
9250 * tree-browser.c (TB_parent_eq): Likewise.
9251 * tree-scalar-evolution.c (hash_scev_info): Likewise.
9252 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
9253 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
9254 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
9256 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
9257 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
9258 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
9259 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
9260 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
9262 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
9263 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
9264 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
9265 * tree-ssa-threadupdate.c (redirection_data_hash,
9266 redirection_data_eq): Likewise.
9267 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
9268 * tree-ssa.c (var_ann_eq): Likewise.
9269 * tree-vrp.c (compare_case_labels): Likewise.
9270 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
9271 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
9272 tree_not_check_failed, tree_class_check_failed,
9273 tree_range_check_failed, tree_not_class_check_failed,
9274 omp_clause_check_failed, omp_clause_range_check_failed,
9275 tree_contains_struct_check_failed, tree_operand_check_failed):
9277 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
9278 tree_not_check_failed, tree_class_check_failed,
9279 tree_range_check_failed, tree_not_class_check_failed,
9280 tree_operand_check_failed, omp_clause_operand_check_failed,
9281 tree_operand_length): Likewise.
9282 * var-tracking.c (const_variable): New.
9283 (variable_htab_hash, variable_htab_eq): Constify.
9284 * varasm.c (const_desc_hash): Likewise.
9286 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9288 * expr.c (handled_component_p): Constify.
9289 * fold-const.c (fit_double_type): Likewise.
9290 * real.h (real_value_from_int_cst): Likewise.
9291 * tree-flow-inline.h (gimple_in_ssa_p,
9292 gimple_aliases_computed_p, gimple_addressable_vars,
9293 gimple_call_clobbered_vars, gimple_referenced_vars,
9294 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
9295 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
9296 may_aliases, end_readonly_imm_use_p, has_zero_uses,
9297 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
9298 is_label_stmt, is_global_var, phi_ssa_name_p,
9299 factoring_name_p, is_call_clobbered, tree_common_ann,
9300 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
9301 unmodifiable_var_p, array_ref_contains_indirect_ref,
9302 ref_contains_array_ref, lookup_subvars_for_var,
9303 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
9304 gimple_mem_ref_stats): Likewise.
9305 * tree-flow.h (tree_common_ann, var_ann, function_ann,
9306 may_aliases, is_exec_stmt, is_label_stmt,
9307 ref_contains_array_ref, array_ref_contains_indirect_ref,
9308 var_can_have_subvars, overlap_subvar, is_call_clobbered,
9309 unmodifiable_var_p): Likewise.
9310 * tree-gimple.c (is_gimple_min_invariant): Likewise.
9311 * tree-gimple.h (is_gimple_min_invariant): Likewise.
9312 * tree.c (type_hash_list, attribute_hash_list, tree_size,
9313 cst_and_fits_in_hwi, real_value_from_int_cst,
9314 build_real_from_int_cst, integer_zerop, integer_onep,
9315 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
9316 tree_floor_log2, real_zerop, real_onep, real_twop,
9317 real_minus_onep, really_constant_p, purpose_member, chain_member,
9318 list_length, fields_length, int_size_in_bytes, bit_position,
9319 int_bit_position, byte_position, int_byte_position, expr_align,
9320 array_type_nelts, tree_node_structure,
9321 type_contains_placeholder_1, iterative_hash_pointer,
9322 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
9323 tree_map_base_eq, type_hash_list, type_hash_eq,
9324 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
9325 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
9326 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
9327 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
9328 int_fits_type_p, get_containing_scope, decl_function_context,
9329 decl_type_context, omp_clause_operand_check_failed,
9330 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
9331 * tree.h (omp_clause_operand_check_failed, tree_size,
9332 build_real_from_int_cst, array_type_nelts, purpose_member,
9333 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
9334 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
9335 is_attribute_p, check_qualified_type, expr_align,
9336 int_size_in_bytes, bit_position, int_bit_position, byte_position,
9337 int_byte_position, list_length, fields_length, initializer_zerop,
9338 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
9339 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
9340 tree_node_structure, handled_component_p, get_containing_scope,
9341 decl_function_context, decl_type_context, real_zerop,
9342 type_num_arguments, fit_double_type, really_constant_p,
9343 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
9344 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
9345 real_twop, real_minus_onep, int_cst_value): Likewise.
9347 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9349 * cfglayout.c (insn_scope, insn_line): Constify.
9350 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
9351 const_double_htab_hash, const_double_htab_eq,
9352 mem_attrs_htab_hash): Likewise.
9353 * loop-iv.c (biv_eq): Likewise.
9354 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
9355 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
9356 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
9358 * rtl-error.c (location_for_asm, diagnostic_for_asm,
9359 error_for_asm, warning_for_asm, _fatal_insn,
9360 _fatal_insn_not_found): Likewise.
9361 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
9362 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
9363 rtl_check_failed_type2, rtl_check_failed_code1,
9364 rtl_check_failed_code2, rtl_check_failed_code_mode,
9365 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
9366 * rtl.h (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, LABEL_KIND,
9370 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
9371 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
9372 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
9373 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
9374 rtx_unstable_p, get_integer_term, get_related_value,
9375 offset_within_block_p, reg_mentioned_p, count_occurrences,
9376 reg_referenced_p, reg_used_between_p, no_labels_between_p,
9377 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
9378 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
9379 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
9380 find_constant_src, find_reg_fusage, find_regno_fusage,
9381 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
9382 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
9383 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
9384 computed_jump_p, auto_inc_p, in_expr_list_p,
9385 remove_node_from_expr_list, loc_mentioned_in_p,
9386 label_is_jump_target_p, reversed_comparison_code_parts,
9387 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
9388 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
9389 print_inline_rtx): Likewise.
9390 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
9391 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
9392 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
9393 get_integer_term, get_related_value, offset_within_block_p,
9394 count_occurrences, reg_mentioned_p, no_labels_between_p,
9395 reg_used_between_p, reg_referenced_p, single_set_2,
9396 multiple_sets, set_noop_p, refers_to_regno_p,
9397 reg_overlap_mentioned_p, dead_or_set_p,
9398 covers_regno_no_parallel_p, covers_regno_p,
9399 dead_or_set_regno_p, find_reg_note, find_regno_note,
9400 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
9401 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
9402 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
9403 side_effects_p, may_trap_p_1, may_trap_p,
9404 may_trap_after_code_motion_p, may_trap_or_fault_p,
9405 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
9406 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
9407 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
9408 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
9409 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
9411 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
9412 warning_for_asm): Likewise.
9413 * tree.h (print_rtl): Likewise.
9414 * varasm.c (get_pool_mode): Likewise.
9416 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9418 * c-lex.c (c_lex_with_flags, lex_string): Constify.
9419 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
9420 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
9421 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
9422 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
9423 * ddg.c (compare_sccs): Likewise.
9424 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
9425 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
9426 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
9427 decimal_do_fix_trunc, decimal_real_to_integer,
9428 decimal_real_to_integer2, decimal_real_maxval): Likewise.
9429 * dse.c (const_group_info_t): New.
9430 (invariant_group_base_eq, invariant_group_base_hash): Constify.
9431 * dwarf2out.c (const_dw_die_ref): New.
9432 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
9433 * tree-browser.c (TB_parent_eq): Likewise.
9434 * unwind-dw2-fde.c (__register_frame_info_bases,
9435 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
9436 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
9438 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
9439 * unwind-dw2.c (uw_frame_state_for): Likewise.
9440 * value-prof.c (histogram_hash, histogram_eq): Likewise.
9441 * value-prof.h (const_histogram_value): New.
9443 2007-07-25 Richard Sandiford <richard@codesourcery.com>
9445 * config/mips/mips.c (machine_function): Add
9446 initialized_mips16_gp_pseudo_p.
9447 (mips16_gp_pseudo_reg): Do not emit the initialization of
9448 mips16_gp_pseudo_rtx when being called from the gimple cost-
9449 calculation routines; emit it on the first use outside those
9452 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9454 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
9457 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
9458 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
9459 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
9460 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
9461 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
9462 Preserve const-ness of parameters through use of __typeof(),
9463 also constify and tidy.
9465 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
9466 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
9467 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
9468 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
9469 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
9470 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
9471 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
9472 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
9473 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
9475 2007-07-25 Julian Brown <julian@codesourcery.com>
9476 Mark Shinwell <shinwell@codesourcery.com>
9478 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
9479 (alpha_mangle_type): This.
9480 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
9481 (TARGET_MANGLE_TYPE): Define this instead.
9482 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
9483 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
9484 (arm_init_neon_builtins): Fix comment.
9485 (arm_mangle_map_entry): New.
9486 (arm_mangle_map): New.
9487 (arm_mangle_type): New.
9488 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
9489 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
9490 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
9491 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
9492 (TARGET_MANGLE_TYPE): Define this instead.
9493 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
9494 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
9495 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
9496 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
9497 (TARGET_MANGLE_TYPE): Define this instead.
9498 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
9500 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
9501 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
9502 (TARGET_MANGLE_TYPE): Define this instead.
9503 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
9504 (s390_mangle_type): This.
9505 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
9506 (TARGET_MANGLE_TYPE): Define this instead.
9507 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
9508 (sparc_mangle_type): This.
9509 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
9510 (TARGET_MANGLE_TYPE): Define this instead.
9511 * cp/mangle.c (write_type): Call mangle_type target hook on all
9512 types before mangling. Use original type, not main variant, as
9514 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
9515 (TARGET_MANGLE_TYPE): This.
9516 * target.h (gcc_target): Rename mangle_fundamental_type to
9518 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
9519 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
9521 2007-07-25 Julian Brown <julian@codesourcery.com>
9522 Paul Brook <paul@codesourcery.com>
9523 Joseph Myers <joseph@codesourcery.com>
9524 Mark Shinwell <shinwell@codesourcery.com>
9526 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
9527 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
9528 (with_fpu): Allow --with-fpu=neon.
9529 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
9530 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
9531 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
9532 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
9533 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
9534 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
9535 (neon_emit_pair_result_insn, neon_disambiguate_copy)
9536 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
9537 (output_move_neon): Add prototypes.
9538 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
9539 (all_fpus): Add FPUTYPE_NEON.
9540 (fp_model_for_fpu): Add NEON field.
9541 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
9542 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
9544 (arm_legitimate_address_p): Don't support fancy addressing for NEON
9546 (thumb2_legitimate_address_p): Likewise.
9547 (neon_valid_immediate): Recognize and prepare constants suitable for
9549 (neon_immediate_valid_for_move): New function. Recognize and prepare
9550 immediates for NEON move instructions.
9551 (neon_immediate_valid_for_logic): New function. Recognize and
9552 prepare immediates for NEON logic instructions.
9553 (neon_output_logic_immediate): New function. Create asm string
9554 suitable for outputting immediate logic instructions.
9555 (neon_pairwise_reduce): New function. Implement reduction using
9556 pairwise operations.
9557 (neon_expand_vector_init): New function. Expand a (possibly
9558 non-constant) vector initialization.
9559 (neon_vector_mem_operand): New function. Memory operands supported
9560 for quad-word loads/stores to/from ARM or NEON registers. Don't
9561 allow base+offset addressing for core regs.
9562 (neon_struct_mem_operand): New function. Valid mems for NEON
9564 (coproc_secondary_reload_class): Enable NEON registers to be loaded
9565 from neon_vector_mem_operand addresses without a secondary register.
9566 (add_minipool_forward_ref): Handle >8-byte minipool entries.
9567 (add_minipool_backward_ref): Likewise.
9568 (dump_minipool): Likewise.
9569 (push_minipool_fix): Likewise.
9570 (output_move_quad): New function. Output quad-word moves, loads and
9571 stores using ARM registers.
9572 (output_move_vfp): Add support for vectors in VFP (NEON) D
9574 (output_move_neon): Output a NEON load/store to/from a quadword
9576 (arm_print_operand): Implement new codes:
9577 - 'c' for unadorned integers (without a # sign).
9578 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
9580 - 'e', 'f' for the low and high D parts of a NEON Q register.
9581 - 'q' outputs a NEON Q register.
9582 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
9583 - 'T' prints NEON opcode features from a coded bitmask.
9584 - 'F' is similar to T, but signed/unsigned codes both print as
9586 - 't' is similar to T, but 'u' is printed instead of 'p'.
9587 - 'O' prints 'r' if NEON instruction should perform rounding (as
9588 specified by bitmask), else prints nothing.
9589 - '#' is a punctuation character to stop operand numbers from
9590 running together with following digits in the assembler
9591 strings for instructions (when using mode attributes).
9592 (arm_assemble_integer): Handle extra NEON vector modes. Permute
9593 constant vectors in big-endian mode, where necessary.
9594 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
9595 Handle EI, OI, CI, XI modes.
9596 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
9597 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
9598 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
9599 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
9600 (neon_builtin_type_bits): Add enumeration, one bit for each vector
9602 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
9603 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
9604 to turn v8qi, etc. into bits defined above.
9605 (neon_itype): New enumeration. Classifications of NEON builtins.
9606 (neon_builtin_datum): Define struct. Contains information about
9607 a single builtin (with multiple modes).
9608 (CF): Define helper macro for...
9609 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
9611 (neon_builtin_data): New array. Define information about builtins
9612 for use during initialization/expansion.
9613 (arm_init_neon_builtins): New function.
9614 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
9616 (neon_builtin_compare): New function.
9617 (locate_neon_builtin_icode): New function. Find an insn code for a
9618 builtin given a function code for that builtin. Also return type of
9619 builtin (NEON_BINOP, NEON_UNOP etc.).
9620 (builtin_arg): New enumeration. Types of arguments for builtins.
9621 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
9622 Takes a variable argument list of builtin_arg types, terminated by
9624 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
9625 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
9626 (neon_emit_pair_result_insn): New function. Support returning pairs
9627 of vectors via a pointer.
9628 (neon_disambiguate_copy): New function. Set up operands for a
9629 multi-word copy such that registers do not get clobbered.
9630 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
9631 ARM_BUILTIN_NEON_BASE.
9632 (arm_file_start): Set float-abi attribute for NEON.
9633 (arm_vector_mode_supported_p): Enable NEON vector modes.
9634 (arm_mangle_map_entry): New.
9635 (arm_mangle_map): New.
9636 (arm_mangle_vector_type): New.
9637 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
9639 (TARGET_NEON): New macro. Target supports NEON.
9640 (fputype): Add FPUTYPE_NEON.
9641 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
9642 for vectorization based on command-line arg.
9643 (NEON_REGNO_OK_FOR_NREGS): Define.
9644 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
9645 (VALID_NEON_STRUCT_MODE): Define.
9646 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
9647 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
9648 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
9649 (consttable_16): Add pattern for outputting 16-byte minipool
9651 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
9653 (vec-common.md, neon.md): Include md files.
9654 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
9655 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
9656 (memory_constraint "Ut", "Un", "Us"): Define.
9657 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
9658 (MMX_char): New mode attribute.
9659 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
9660 (*add<mode>3_iwmmxt): New insn pattern.
9661 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
9662 (*sub<mode>3_iwmmxt): New insn pattern.
9663 (mulv4hi3): Rename to...
9664 (*mulv4hi3_iwmmxt): This.
9665 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
9666 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
9667 (uminv4hi3, uminv2si3): Remove. Replace with...
9668 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
9669 (*umin<mode>3_iwmmxt): These.
9670 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
9671 (ashr<mode>3_iwmmxt): This new pattern.
9672 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
9673 (lshr<mode>3_iwmmxt): This new pattern.
9674 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
9675 (ashl<mode>3_iwmmxt): This new pattern.
9676 * config/arm/neon-docgen.ml: New file. Generate documentation for
9678 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
9679 * config/arm/arm_neon.h: New (autogenerated).
9680 * config/arm/neon-testgen.ml: New file. Generate NEON tests
9682 * config/arm/neon.md: New file. Define NEON instructions.
9683 * config/arm/neon.ml: New file. Abstract description of NEON
9684 instructions, used to generate arm_neon.h header, documentation and
9686 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
9687 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
9689 * doc/extend.texi (ARM Built-in Functions): Rename and remove
9691 (ARM NEON Intrinsics): New subsection.
9692 * doc/arm-neon-intrinsics.texi: New (autogenerated).
9694 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
9696 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
9699 2007-07-24 Jan Hubicka <jh@suse.cz>
9701 * regclass.c (move_table): New type.
9702 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
9703 (init_move_cost): Break out from ...
9704 (init_reg_sets_1): ... here; simplify computation of
9705 have_regs-of_mode and contains_reg_of_mode.
9706 (record_reg_classes): Unswitch internal loops.
9707 (copy_cost): Trigger lazy initialization of move cost
9708 (record_address_regs): Likewise.
9710 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
9712 * config/darwin.c (darwin_override_options): Don't force on
9713 flag_var_tracking_uninit when no debug info is requested.
9715 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
9717 * cfgloop.c (init_loops_structure): New function.
9718 (flow_loops_find): Create root of the loop tree unconditionally.
9720 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
9722 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
9724 2007-07-24 Jan Hubicka <jh@suse.cz>
9726 * caller-save.c: Include ggc.h, gt-caller-save.h
9727 (reg_save_code, reg_restore_code): Rename to ...
9728 (cached_reg_save_code, cached_reg_restore_code): ... those.
9729 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
9730 (reg_save_code, reg_restore_code): New functions.
9731 (init_caller_save): Do not intialize
9732 reg_save_code/reg_restore_code tables.
9733 * Makefile.in: (gt-caller-save.h): New.
9735 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
9737 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
9738 with the mode of the original operand instead of
9741 2007-07-23 Jan Hubicka <jH@suse.cz>
9743 * i386.c (ix86_secondary_memory_needed): Break out to...
9744 (inline_secondary_memory_needed): ... here.
9745 (ix86_memory_move_cost): Break out to ...
9746 (inline_memory_move_cost): ... here; add support for IN value of 2 for
9747 maximum of input and output; fix handling of Q_REGS on 64bit.
9748 (ix86_secondary_memory_needed): Microoptimize.
9750 2007-07-23 Sebastian Pop <sebpop@gmail.com>
9752 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
9753 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
9754 stmts_from_loop, known_dependences_p, build_rdg): New.
9755 * tree-data-ref.h: Depends on graphds.h.
9756 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
9757 (build_rdg): Declared.
9758 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
9760 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
9762 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
9765 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
9766 Jakub Jelinek <jakub@redhat.com>
9768 PR middle-end/PR28690
9769 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
9771 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
9772 and MEM_POINTER operands over REG and MEM operands.
9773 (swap_commutative_operands_p): Change return value to bool.
9774 * rtl.h: Update the corresponding prototype.
9775 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
9776 instead of gen_rtx_PLUS.
9777 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
9778 value to bool. Change function arguments to rtx's and update code
9780 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
9781 calls to match the new declaration.
9782 * simplify-rtx.c (simplify_associative_operation): Don't
9783 reorder simplify_binary_operation arguments.
9785 2007-07-23 Richard Sandiford <richard@codesourcery.com>
9787 * config/mips/mips.c (override_options): Use mips_costs to derive
9788 the default branch cost.
9789 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
9791 * config/mips/mips.opt (mbranch-cost=): New option.
9792 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
9794 2007-07-23 Richard Sandiford <richard@codesourcery.com>
9796 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
9797 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
9798 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
9799 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
9801 2007-07-23 Richard Sandiford <richard@codesourcery.com>
9803 * config/mips/constraints.md (ks): New constraint.
9804 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
9805 (*add<mode>3_mips16): ...here.
9807 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
9809 * optabs.h (enum optab_index): Add new OTI_signbit.
9810 (signbit_optab): Define corresponding macro.
9811 (enum insn_code signbit_optab[]): Remove array.
9812 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
9813 (expand_copysign_absneg): If back end provides signbit insn, use it
9814 instead of bit operations on floating point argument.
9815 * builtins.c (enum insn_code signbit_optab[]): Remove array.
9816 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
9817 for availability of signbit insn.
9819 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
9820 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
9821 SSE mode is not active.
9822 (isinf<mode>2): Disable for mfpmath=sse,387.
9824 2007-07-22 Ben Elliston <bje@au.ibm.com>
9826 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
9828 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
9830 2007-07-20 Richard Guenther <rguenther@suse.de>
9832 * tree-cfg.c (verify_expr): COND_EXPRs can have any
9833 integral typed condition.
9834 * tree-ssa.c (useless_type_conversion_p): Do not preserve
9835 booleanness. Only preserve conversions from a non-base
9836 type to a base type, not in general between types with
9837 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
9838 * tree.def (COND_EXPR): Document that the condition
9839 can be of any integral type.
9841 2007-07-20 Nigel Stephens <nigel@mips.com>
9842 Richard Sandiford <richard@codesourcery.com>
9844 * config/mips/mips.h (mips_dwarf_regno): Declare.
9845 (DBX_REGISTER_NUMBER): Remove redundant brackets.
9846 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
9847 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
9848 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
9849 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
9850 (REG_CLASS_NAMES): Update accordingly.
9851 * config/mips/mips.c (mips_dwarf_regno): New array.
9852 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
9853 (mips_subword): Remove special handling for accumulator registers.
9854 (override_options): Initiailize mips_dwarf_regno. Remove use
9856 (mips_swap_registers): New function.
9857 (mips_conditional_register_usage): Swap accumulator registers
9858 around if TARGET_LITTLE_ENDIAN.
9859 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
9860 * config/mips/constraints.md (h, l): Use the endianness to choose
9861 between MD0_REG and MD1_REG.
9862 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
9863 alternative-dependent template.
9865 2007-07-20 Richard Sandiford <richard@codesourcery.com>
9867 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
9870 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
9872 * function.c (thread_prologue_and_epilogue_insns): Fix exit
9873 predecessor fallthru flags.
9875 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
9877 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
9878 of compare to the same type.
9879 * cfgloopmanip.c (add_loop): Update information about loop exits.
9880 (loop_version): Remove the innermost loop requirement.
9881 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
9882 to sizetype for pointers.
9884 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
9886 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
9887 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
9888 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
9890 * config/dfp-bit.c: Empty for TFmode conversions.
9892 2007-07-18 Caroline Tice <ctice@apple.com>
9894 * var-tracking.c (find_src_status): Check for COND_EXEC insns
9895 and handle them correctly; check that src is not NULL before
9897 (find_src_set_src): Likewise.
9899 2007-07-18 Bob Wilson <bob.wilson@acm.org>
9901 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
9902 (struct alignment_context, init_alignment_context): New.
9903 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
9904 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
9905 (XCHAL_HAVE_S32C1I): Likewise.
9906 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
9907 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
9908 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
9909 (ATOMIC, HQI): New macros.
9910 (memory_barrier, *memory_barrier): New.
9911 (sync_lock_releasesi): New.
9912 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
9913 (sync_lock_test_and_set<mode>): New.
9914 (sync_<atomic><mode>): New.
9915 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
9916 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
9917 (xtensa_expand_atomic): New.
9919 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9923 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
9924 transformation for builtin ISNORMAL.
9925 (expand_builtin): Handle BUILT_IN_ISNORMAL.
9926 * builtins.def (BUILT_IN_ISNORMAL): New.
9927 * doc/extend.texi: Document isnormal.
9929 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9933 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
9934 optabs infrastructure. Provide generic implementation for
9936 (expand_builtin): Handle FINITE/ISFINITE.
9937 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
9938 (fold_builtin_1): Likewise.
9940 * builtins.def (BUILT_IN_ISFINITE): New.
9942 * doc/extend.texi: Document isfinite.
9944 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9949 * builtins.c (expand_builtin_interclass_mathfn): Provide a
9950 generic fallback for isinf.
9951 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
9952 calculation code ...
9953 * real.c (get_max_float): ... to here.
9954 * real.h (get_max_float): New.
9956 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9960 * builtin-attrs.def (ATTR_TYPEGENERIC,
9961 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
9963 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
9964 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
9965 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
9966 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
9968 * c-common.c (handle_type_generic_attribute): New.
9969 (c_common_attribute_table): Add "type generic".
9971 * c-typeck.c (convert_arguments): Handle "type generic" functions.
9973 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
9975 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
9976 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
9979 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
9982 * config/cris/cris.c (cris_print_index): Don't use XEXP before
9983 checking that the operand is an expression.
9985 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
9986 Danny Smith <dannysmith@users.sourceforge.net>
9989 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
9990 file mapping object in local namespace if Windows version later
9993 2007-07-18 Richard Sandiford <richard@codesourcery.com>
9995 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
9996 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
9997 arm_cannot_force_const_mem.
9998 (arm_cannot_force_const_mem): New function.
9999 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
10000 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
10001 of arm_tls_referenced_p.
10002 * config/arm/arm.md (movsi): Split out-of-section constants when
10003 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
10004 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
10006 2007-07-18 Richard Sandiford <richard@codesourcery.com>
10008 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
10010 2007-07-18 Richard Sandiford <richard@codesourcery.com>
10012 * config/mips/mips.md (*extendqihi2): Convert the destination
10015 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10017 * config/pa/fptr.c: Update license header.
10018 * config/pa/milli64.S: Likewise.
10020 2007-07-17 Nick Clifton <nickc@redhat.com>
10022 * COPYING_v3: New file. Contains version 3 of the GNU General
10024 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
10025 Lesser General Public License.
10026 * doc/include/gpl_v3.texi: New file. Contains version 3 of
10027 the GNU General Public License.
10029 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
10031 PR rtl-optimization/32773
10032 * cfglayout.c (force_one_exit_fallthru): New function.
10033 (cfg_layout_finalize): Use it.
10035 2007-07-16 Richard Guenther <rguenther@suse.de>
10036 Uros Bizjak <ubizjak@gmail.com>
10038 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
10039 before forcing it to gimple operand.
10041 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
10042 David Ung <davidu@mips.com>
10044 * config/mips/mips.h (TUNE_24K): Define.
10045 (TUNE_MACC_CHAINS): Add TUNE_24K.
10046 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
10048 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
10049 (r74k_int_madd): .. this new reservation.
10050 (define_bypass): Fixed bypasses for r74k_int_madd to use
10051 mips_linked_madd_p.
10052 * config/mips/24k.md (define_bypass): Define new
10053 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
10055 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
10056 Nigel Stephens <nigel@mips.com>
10058 * config/mips/mips.md: Include 20kc.md.
10059 * config/mips/20kc.md: New file.
10060 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
10061 (mips_adjust_cost): Tweak for 20Kc.
10062 (mips_issue_rate): Likewise.
10063 * config/mips/mips.h (TUNE_20KC): Define.
10065 2007-07-16 David Edelsohn <edelsohn@gnu.og>
10067 * config/rs6000/rs6000.c (struct processor_cost): Add
10068 cache_line_size, l1_cache_lines, and simultaneous_prefetches
10070 (*_cost): Add cache information.
10071 (rs6000_override_options): Set cache parameters.
10073 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10076 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
10077 * doc/install.texi (mips-sgi-irix6): pthread support works now.
10079 2007-07-16 Paul Brook <paul@codesourcery.com>
10082 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
10083 (cirrus_thumb2_movsi_insn): Ditto.
10085 2007-07-15 Geoffrey Keating <geoffk@apple.com>
10087 * config/rs6000/darwin-fallback.c (interpret_libc): Change
10088 CR2_REGNO to R_CR2.
10090 2007-07-15 Andrew Haley <aph@redhat.com>
10092 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
10093 before looking in the context.
10095 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10097 PR middle-end/32398
10098 PR middle-end/32769
10099 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
10100 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
10101 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
10102 (pa_output_function_prologue): Use rp_saved and
10103 current_function_is_leaf to generate .CALLINFO statement.
10104 (hppa_expand_prologue): Set rp_saved.
10105 (hppa_expand_epilogue): Use rp_saved.
10106 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
10107 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
10109 2007-07-14 Dirk Mueller <dmueller@suse.de>
10111 * omega.c (coalesce): Fix memory leak on early exit.
10112 * matrix-reorg.c (check_allocation_function): Likewise.
10113 * tree-vect-transform.c (vect_get_new_vect_var): free result
10115 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
10116 pass pointer to edge vector
10117 (partition_hot_cold_basic_blocks): Fix memory leak.
10118 * collect2.c (prefix_from_string): Free temporary storage.
10119 * reload1.c (fixup_abnormal_edges): Free sbitmap.
10121 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
10123 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
10124 (DO_GLOBAL_DTORS_BODY): Likewise.
10126 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
10127 Nigel Stephens <nigel@mips.com>
10129 * config/mips/mips.c (mips_classify_symbol): Don't return
10130 SYMBOL_SMALL_DATA for constant pool addresses if
10131 TARGET_EMBEDDED_DATA is true.
10133 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
10135 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
10136 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
10137 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
10138 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
10139 __builtin_ia32_storehps, __builtin_ia32_storelps,
10140 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
10141 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
10142 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
10143 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
10144 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
10145 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
10146 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
10147 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
10148 using def_builtin_const.
10150 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
10152 PR tree-optimization/32705
10153 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
10154 (simplify_binary_expression): Use SSA_VAL consistently.
10156 2007-07-13 David Edelsohn <edelsohn@gnu.org>
10158 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
10159 (SPEFSCR_REGNO): Delete definition.
10160 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
10161 COUNT_REGISTER_REGNUM -> CTR_REGNO.
10162 * config/rs6000/rs6000.h: Do not define *_REGNO.
10163 LINK_REGISTER_REGNUM -> LR_REGNO.
10164 COUNT_REGISTER_REGNUM -> CTR_REGNO.
10165 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
10166 COUNT_REGISTER_REGNUM -> CTR_REGNO.
10167 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
10168 R_VRSAVE, R_VSCR. Use them.
10169 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
10170 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
10171 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
10172 * config/rs6000/aix.h: Define R_LR. Use it.
10174 2007-07-13 Caroline Tice <ctice@apple.com>
10176 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
10177 flag_var_tracking is explicitly turned off (i.e. when variable
10178 tracking is not feasible); otherwise, turn flag_var_tracking on when
10179 flag_var_tracking_uninit is on.
10180 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
10181 note definitions, to allow recording of initialization status in the
10183 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
10184 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
10185 determine if two note locations are equal.
10186 (output_loc_list): Don't output list entries whose start & end labels
10188 (reg_loc_descriptor): Add parameter for initialization status; pass it
10189 to other loc descriptor functions.
10190 (one_reg_loc_descriptor): Add parameter for initialization status;
10191 check its value and add DW_OP_GNU_uninit to returned loc descr if
10193 (multiple_reg_loc_descriptor): Add parameter for initialization
10195 pass init status argument to other loc descriptor functions; check
10196 value of intialization parameter and add DW_OP_GNU_uninit to returned
10197 loc descr if appropriate.
10198 (based_loc_descr): Add parameter for initialization status; add new
10199 variable for return value; check value of initialization parameter and
10200 add DW_OP_GNU_uninit to returned loc descr if appropriate.
10201 (concatn_mem_loc_descriptor): Add parameter for initialization status;
10202 pass init status argument to other loc descriptor functions; check
10203 value of intialization parameter and add DW_OP_GNU_uninit to returned
10204 loc descr if appropriate.
10205 (mem_loc_descriptor): Likewise.
10206 (concat_loc_descriptor): Likewise.
10207 (concatn_loc_descriptor): Likewise.
10208 (loc_descriptor): Add parameter for initialization status; pass it as
10209 argument to other loc descriptor function calls.
10210 (loc_descriptor_from_tree_1): Add appropriate initialization status
10211 to loc descriptor function calls.
10212 (add_location_or_const_value_attribute): Get initialization status
10213 from VAR_LOCATION note; add initialization status to loc descriptor
10215 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
10216 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
10217 status is uninitialized, add "[uninint]" to output.
10218 * common.opt (fvar-tracking-uninit): New option, similar to
10219 fvar-tracking, to turn on tracking of uninitialized variables; creates
10220 a new global flag, flag_var_tracking_uninit.
10221 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
10222 (enum var_init_status): New type, for var initialization status field.
10223 * var-tracking.c (struct location_chain_def): Two new fields, init,
10224 for initialization status, and set_src for the assignment value expr.
10225 (unshare_variable): New parameter for initialization status;
10226 initialize new init and set_src fields.
10227 (var_reg_set): New parameters for initialization status and value;
10228 pass them to set_variable_part.
10229 (var_mem_set): Likewise.
10230 (get_init_value): New function.
10231 (var_reg_delete_and_set): New initialization status & value
10232 parameters; add call to get_init_value if status is unknown; pass new
10233 parameters to clobber_variable_part and var_reg_set.
10234 (var_mem_delete_and_set): Likewise.
10235 (var_reg_delete): Pass null set_src value to clobber_variable_part.
10236 (var_mem_delete): Likewise.
10237 (variable_union): Pass status to unshare_variable; initialize new init
10238 and set_src fields. If flag_var_tracking_uninit is not set, force
10239 status to initialized.
10240 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
10241 used later to get the set_src value.
10242 (find_src_status): New function.
10243 (find_src_set_src): New function.
10244 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
10245 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
10246 MO_SET, get set_src value and pass it to var_reg_delete_and_set
10247 and var_mem_delete_and_set.
10248 (dump_variable): Print out "[uninit]" if appropriate.
10249 (set_variable_part): Add new initialization and set_src parameters;
10250 pass status to unshare_variable; set node->init and node- >set_src
10251 fields and modify slot in hash table appropriately; save the init and
10252 set_src values if appropriate and assign to the new node.
10253 (clobber_variable_part): New set_src parameter; if two nodes have
10254 same variable and same location but different set_src (assignment)
10255 values, clobber old node.
10256 (delete_variable_part): Pass init status to unshare_variable.
10257 (emit_note_insn_var_location): Add initialized var; assign var's init
10258 status to new 'initialized'; pass new init status field to calls to
10259 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
10260 status to initialized.
10261 (emit_notes_in_bb): Pass initialization status to calls to
10262 var_reg_set, var_mem_set, var_reg_delete_and_set and
10263 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
10264 var_reg_delete_and_set and var_mem_delete_and_set; call
10265 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
10266 make up for change in add_stores.
10267 (vt_add_function_parameters): Add status to calls to
10269 * config/darwin.c (darwin_override_options): Turn on uninitialized
10270 tracking automatically, if var_tracking is on and the system is
10273 2007-07-13 Sa Liu <saliu@de.ibm.com>
10275 * config.gcc: Add options for arch and tune on SPU.
10276 * config/spu/predicates.md: Add constant operands 0 and 1.
10277 * config/spu/spu-builtins.def: Add builtins for double precision
10278 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
10279 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
10281 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
10283 * config/spu/spu-protos.h: Add new function prototypes.
10284 * config/spu/spu.c (spu_override_options): Check options -march and
10286 (spu_comp_icode): Add comparison code for DFmode and vector mode.
10287 (spu_emit_branch_or_set): Use the new code for DFmode and vector
10289 (spu_const_from_int): New. Create a vector constant from 4 ints.
10290 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
10291 (spu_emit_vector_compare): New. Emit vector compare.
10292 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
10293 * config/spu/spu.h: Add options -march and -mtune. Define processor
10294 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
10295 CANONICALIZE_COMPARISON.
10296 * config/spu/spu.md: Add new insns for double precision compare
10297 and double precision vector compare. Add vcond and smax/smin patterns
10298 to enable DFmode vector conditional expression.
10299 * config/spu/spu.opt: Add options -march and -mtune.
10300 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
10301 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
10302 both CELL and CELLEDP targets: spu_testsv.
10303 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
10306 2007-07-13 Richard Guenther <rguenther@suse.de>
10308 PR tree-optimization/32721
10309 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
10310 TREE_THIS_VOLATILE on the folded reference.
10311 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
10312 if the array reference has TREE_THIS_VOLATILE set.
10314 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
10317 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
10319 2007-07-13 Andreas Schwab <schwab@suse.de>
10321 * gengtype-lex.l: Allow declarations to be indented.
10323 2007-07-12 Geoffrey Keating <geoffk@apple.com>
10325 * ginclude/tgmath.h: New.
10326 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
10327 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
10328 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
10329 * configure: Regenerate.
10331 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
10333 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
10334 correct index when setting register save state for xd
10337 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
10339 * config/sh/sh.c (mark_use): Remove.
10341 2007-07-12 Paul Brook <paul@codesourcery.com>
10343 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
10344 reg does not overlap return value.
10346 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
10348 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
10349 (set_expression_vuses): Ditto.
10350 (init_pre): Initialize expression_vuses.
10352 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10354 * config/i386/sse.md (storentdf, storentsf): New.
10356 2007-07-12 Geoffrey Keating <geoffk@apple.com>
10358 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
10360 * tree.c (build_decl_stat): Move code from here...
10361 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
10362 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
10363 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
10364 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
10365 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
10368 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
10369 Devang Patel <dpatel@apple.com>
10371 PR tree-optimization/25413
10372 * targhooks.c (default_builtin_vector_alignment_reachable): New.
10373 * targhooks.h (default_builtin_vector_alignment_reachable): New.
10374 * tree.h (contains_packed_reference): New.
10375 * expr.c (contains_packed_reference): New.
10376 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
10377 (vect_enhance_data_refs_alignment): Call
10378 vector_alignment_reachable_p.
10379 * target.h (vector_alignment_reachable): New builtin.
10380 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
10381 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
10382 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
10384 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
10386 * target.h (builtin_vectorization_cost): Add new target builtin.
10387 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
10388 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
10389 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
10390 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
10391 uninitialized variables.
10392 * tree-vect-transform.c (cost_for_stmt): New function.
10393 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
10394 using cost 1 for all scalar stmts. Be less conservative when
10395 estimating the number of prologue/epulogue iterations. Call
10396 targetm.vectorize.builtin_vectorization_cost. Return
10397 min_profitable_iters-1.
10398 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
10399 initialization cost instead of TARG_VEC_STMT_COST. Use
10400 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
10401 epilogue code. Fix epilogue cost computation.
10402 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
10403 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
10404 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
10405 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
10406 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
10407 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
10409 2007-07-12 Richard Guenther <rguenther@suse.de>
10411 * gimplify.c (gimplify_conversion): Make sure that the result
10412 from maybe_fold_offset_to_reference is trivially convertible
10413 to the desired type before doing the simplification.
10414 (gimplify_expr): Likewise.
10415 * fold-const.c (fold_binary): Use the correct types for
10416 building the simplified expression.
10418 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10420 PR rtl-optimization/32729
10421 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
10422 that fallthru to exit.
10424 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
10426 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
10427 (symDTPOFF2reg): Likewise.
10429 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
10431 PR tree-optimization/32663
10433 * tree.h (VALUE_HANDLE_VUSES): Remove.
10434 (struct tree_value_handle): Remove vuses.
10436 * tree-vn.c (create_value_handle_for_expr): Don't set
10437 VALUE_HANDLE_VUSES.
10439 * tree-ssa-pre.c (expression_vuses): New.
10440 (alloc_expression_id): Set up expression_vuses.
10441 (get_expression_vuses): New.
10442 (set_expression_vuses): Ditto.
10443 (clear_expression_ids): Modify for expression_vuses.
10444 (phi_translate_1): Ditto.
10445 (phi_translate_set): Ditto.
10446 (value_dies_in_block_x): Ditto
10447 (valid_in_sets): Ditto.
10448 (add_to_sets): Ditto.
10449 (find_existing_value_expr): Ditto.
10450 (create_value_handle_for_expr): Ditto.
10451 (make_values_for_stmt): Ditto.
10452 (vuse_equiv): Remove.
10454 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
10456 * Makefile.in (mostlyclean): Remove object files.
10458 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
10460 * toplev.c (no_new_pseudos): Deleted.
10461 * rtl.h (no_new_pseudos): Deleted.
10462 * tree-pass.h (pass_no_new_pseudos): Deleted.
10463 * passes.c (pass_no_new_pseudos): Deleted.
10464 * final.c (rest_of_clean_state): Removed no_new_pseudos.
10465 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
10466 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
10468 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
10469 * rtlhooks.c (gen_lowpart_general): Ditto.
10470 * optabs.c (prepare_operand): Ditto.
10471 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
10473 * modulo-sched.c (rest_of_handle_sms): Ditto.
10474 * see.c (rest_of_handle_see): Ditto.
10475 * ifcvt.c (if_convert): Ditto.
10476 (gate_handle_if_after_combine): Replaced no_new_pseudos with
10478 * init-regs.c (gate_initialize_regs): Deleted set of
10480 * lower-subreg.c (decompose_multiword_subregs): Ditto.
10481 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
10482 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
10484 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
10487 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
10488 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
10489 (*vec_extractv2di_1_rex64): New insn pattern.
10491 2007-07-11 David Daney <ddaney@avtrex.com>
10493 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
10494 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
10495 for SIGNAL_UNWIND_RETURN_COLUMN.
10496 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
10497 (DWARF_FRAME_REGNUM): Rewrite.
10498 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
10500 2007-07-11 Nick Clifton <nickc@redhat.com>
10502 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
10503 delta and use gen_int_mode in place of GET_INT instead.
10505 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
10507 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
10510 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
10512 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
10513 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
10515 * params.h (VERIFY_CANONICAL_TYPES): Remove.
10516 (USE_CANONICAL_TYPES): New.
10517 * doc/invoke.texi (verify-canonical-types): Remove.
10518 (use-canonical-types): Add.
10520 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
10522 * config/spu/spu.c (spu_optimization_options): Remove setting of
10523 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
10524 (spu_override_options): Move it here.
10526 2007-07-11 Richard Sandiford <richard@codesourcery.com>
10528 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
10529 * config/mips/mips.c (mips_cpu_info_table): Mention
10530 MIPS_ISA_LEVEL_SPEC in the comment.
10532 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
10534 PR tree-optimization/32713
10535 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
10537 2007-07-11 Paolo Carlini <pcarlini@suse.de>
10539 PR middle-end/30482
10540 * c-opts.c (c_common_post_options): Do not change flag_complex_method
10541 conditional to flag_isoc99.
10542 (c_common_init_options): Do it here, unconditionally.
10544 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
10546 PR tree-optimization/32589
10547 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
10548 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
10549 * tree-ssa-propagate.c (valid_gimple_expression_p): New
10550 predicate, extracted from...
10551 (set_rhs): ...here. Call it for the expression on entry.
10552 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
10553 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
10554 (simplify_binary_expression): Use valid_gimple_expression_p
10555 to validate the simplification.
10556 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
10558 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
10560 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
10561 DWARF2_DEBUG on 32 bit target too.
10562 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
10564 2007-07-11 Nick Clifton <nickc@redhat.com>
10566 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
10567 version for 64-bit hosts.
10569 2007-07-10 David Daney <ddaney@avtrex.com>
10571 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
10573 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
10575 * config/mips/mips.c (mips_expand_synci_loop): New function.
10576 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
10577 (UNSPEC_RDHWR): Same.
10578 (UNSPEC_SYNCI): Same.
10579 (UNSPEC_SYNC): Same.
10580 (clear_cache): New expand.
10584 (clear_hazard): Same.
10585 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
10587 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
10588 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
10590 2007-07-10 Ian Lance Taylor <iant@google.com>
10592 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
10595 2007-07-10 David Daney <ddaney@avtrex.com>
10597 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
10598 * builtins.c (expand_builtin___clear_cache): New function.
10599 (expand_builtin): Call expand_builtin___clear_cache for
10600 BUILT_IN_CLEAR_CACHE case.
10601 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
10602 * doc/md.texi (clear_cache): Document new instruction pattern.
10603 * testsuite/gcc.dg/builtins-64.c: New test.
10605 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
10607 * config/cris/cris.md ("movsi"): Fix typo in last change.
10609 2007-07-09 Geoffrey Keating <geoffk@apple.com>
10612 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
10614 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
10615 * varasm.c (assemble_start_function): Honor DECL_ALIGN
10616 for FUNCTION_DECLs. Don't use align_functions_log if
10618 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
10619 even for FUNCTION_DECLs.
10620 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
10622 * tree.h (DECL_ALIGN): Update for new location of 'align'.
10623 (DECL_FUNCTION_CODE): Update for new location and name of
10625 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
10626 (struct tree_decl_common): Move 'align' and 'off_align' out
10627 of union, ensure they're still on a 32-bit boundary. Remove
10628 other fields in union 'u1'.
10629 (struct tree_function_decl): Add field 'function_code' replacing
10630 'u1.f' in tree_decl_common.
10631 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
10632 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
10633 (Variable Attributes): Cross-reference 'aligned' attribute
10634 to Function Attributes.
10635 * flags.h (force_align_functions_log): Delete.
10636 * toplev.c (force_align_functions_log): Delete.
10638 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
10641 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
10642 (*vec_concatv2di_rex): New insn pattern.
10644 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10647 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
10649 2007-07-10 Ian Lance Taylor <iant@google.com>
10651 Replace no_new_pseudos in backends.
10652 * rtl.h (can_create_pseudo_p): Define.
10653 * config/darwin.c (machopic_indirect_data_reference): Use
10654 can_create_pseudo_p () instead of no_new_pseudos.
10655 (machopic_indirect_data_reference): Likewise.
10656 (machopic_legitimize_pic_address): Likewise.
10657 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
10658 (alpha_emit_set_const_1): Likewise.
10659 (alpha_emit_set_const): Likewise.
10660 (alpha_emit_conditional_move): Likewise.
10661 (alpha_split_conditional_move): Likewise.
10662 * config/alpha/alpha.md (various splitters): Likewise.
10664 * config/arm/arm.c (legitimize_pic_address): Likewise.
10665 (arm_load_pic_register): Likewise.
10666 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
10667 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
10668 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
10669 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
10670 * config/cris/cris.md (movsi): Likewise.
10671 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
10672 (symGOTOFF2reg_hilo): Likewise.
10673 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
10674 * config/h8300/h8300.md (insv, extzv): Likewise.
10675 * config/i386/i386.c (ix86_expand_move): Likewise.
10676 (ix86_expand_vector_move): Likewise.
10677 (ix86_prepare_fp_compare_args): Likewise.
10678 (ix86_expand_carry_flag_compare): Likewise.
10679 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
10680 (tls_dynamic_gnu2_combine_32): Likewise.
10681 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
10682 * config/ia64/ia64.c (ia64_expand_move): Likewise.
10683 (ia64_expand_movxf_movrf): Likewise.
10684 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
10685 (m32c_split_move): Likewise.
10686 (m32c_expand_insv): Likewise.
10687 * config/m68k/m68k.md (movsi): Likewise.
10688 * config/mips/mips.c (mips_force_temporary): Likewise.
10689 (mips_split_symbol): Likewise.
10690 (mips_move_integer): Likewise.
10691 (mips_legitimize_const_move): Likewise.
10692 * config/mn10300/mn10300.md (movsi): Likewise.
10693 * config/pa/pa.c (emit_move_sequence): Likewise.
10694 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
10695 (rs6000_got_register): Likewise.
10696 (create_TOC_reference): Likewise.
10697 (rs6000_machopic_legitimize_pic_address): Likewise.
10698 * config/rs6000/rs6000.md (add<mode>3): Likewise.
10699 (various splitters): Likewise.
10700 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
10701 (movsi_got): Likewise.
10702 * config/s390/s390.c (emit_symbolic_move): Likewise.
10703 * config/s390/s390.md (movhi, movqi): Likewise.
10704 (load_multiple, store_multiple): Likewise.
10705 * config/score/score.c (score_force_temporary): Likewise.
10706 * config/sh/sh.c (prepare_move_operands): Likewise.
10707 (prepare_cbranch_operands): Likewise.
10708 (emit_fpu_switch): Likewise.
10709 (fpscr_set_from_mem): Likewise.
10710 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
10711 (adddi3, subsi3): Likewise.
10712 (various splitters): Likewise.
10713 (divsi_inv_fp_combine): Likewise.
10714 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
10715 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
10717 * config/sh/predicates.md (xor_operand): Likewise.
10718 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
10719 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
10720 (movdi_pic_label_ref): Likewise.
10721 * config/spu/spu.c (spu_split_immediate): Likewise.
10722 * config/alpha/alpha.md (various splitters): Remove test
10723 !no_new_pseudos || reload_completed.
10724 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
10726 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
10727 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
10728 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
10729 * config/score/score.c (th_output_mi_thunk): Likewise.
10730 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
10731 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
10733 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
10735 PR rtl-optimization/32664
10736 * mode-switching.c (create_pre_exit): Skip barrier insns.
10738 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
10740 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
10741 force_gimple_operand_bsi.
10742 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
10743 rewrite_use_compare): Ditto.
10744 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
10746 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
10747 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
10748 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
10749 * tree-profile.c (prepare_instrumented_value,
10750 tree_gen_interval_profiler, tree_gen_pow2_profiler,
10751 tree_gen_one_value_profiler, tree_gen_ic_profiler,
10752 tree_gen_ic_func_profiler, tree_gen_average_profiler,
10753 tree_gen_ior_profiler): Ditto.
10754 * tree-ssa-reassoc.c (negate_value): Ditto.
10755 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
10756 Use force_gimple_operand_bsi.
10757 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
10758 * tree-if-conv.c (add_to_dst_predicate_list,
10759 find_phi_replacement_condition): Ditto.
10760 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
10761 Call mark_symbols_for_renaming for new statements.
10762 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
10764 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
10766 * cfghooks.c (remove_edge): New function.
10767 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
10769 * cfghooks.h (remove_edge): Declare.
10770 * cfg.c (remove_edge): Renamed to remove_edge_raw.
10771 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
10773 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
10775 * optabs.h: Added declaration for signbit_optab.
10776 * optabs.c: (init_optabs): Added initialization for signbit_optab.
10777 * genoptinit.c (optabs): Added entry for signbit insns.
10778 * builtins.c (expand_builtin_signbit): Added code to use a signbit
10779 insn, if available.
10780 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
10781 * config/s390/s390.md (signbit<mode>2): New expander.
10783 2007-07-09 Richard Guenther <rguenther@suse.de>
10785 PR middle-end/32698
10786 * fold-const.c (fold_plusminus_mult_expr): Move constant
10787 arguments second to allow decomposing.
10789 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
10792 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
10794 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
10795 Disregard DECL_FROM_INLINE.
10797 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
10800 * doc/invoke.texi: Add ftree-reassoc flag.
10801 * common.opt (ftree-reassoc): New flag.
10802 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
10803 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
10805 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
10807 PR tree-optimization/32681
10808 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
10809 saved in second_edge->aux when first_bb is a loop header.
10811 2007-07-09 Jan HUbicka <jh@suse.cz>
10813 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
10815 2007-07-09 Richard Guenther <rguenther@suse.de>
10817 * c-decl.c (start_function): Do not promote return type.
10819 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
10821 * function.c (do_warn_unused_parameter): Do not warn if
10822 TREE_NO_WARNING is set.
10824 2007-07-08 Andreas Schwab <schwab@suse.de>
10826 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
10828 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
10831 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
10833 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
10834 apply to assembly language, too.
10835 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
10837 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
10839 Revert (note the sccvn portions are *not* reverted)
10840 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
10842 Fix PR tree-optimization/23488
10844 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
10846 * tree-flow-inline.h (get_value_handle): Ditto.
10847 * tree-ssa-pre.c (decl_vh_map): New.
10848 (decl_node_pool): New.
10849 (can_value_number_operation): Support DECL_P.
10850 (can_PRE_operation): Ditto.
10851 (create_expression_by_pieces): Ditto.
10852 (find_existing_value_expr): Modify to differnetiate between
10853 addressing and top level.
10854 (create_value_handle_for_expr): Handle DECL's.
10855 (poolify_tree): Ditto.
10856 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
10857 (make_values_for_stmt): Handle DECL's properly.
10858 (init_pre): Reorg to not init useless things during FRE.
10860 * tree-flow.h: Include pointer-set.h.
10861 (decl_vh_map): Declare.
10862 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
10864 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
10866 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
10867 the constraint description.
10868 * doc/md.texi: Update documentation of AVR constraints.
10870 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
10872 * auto-inc-dec.c, config/arm/arm.c,
10873 config/m32r/constraints.md, config/mips/mips.md,
10874 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
10875 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
10876 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
10877 typos. Follow spelling conventions.
10878 * doc/invoke.texi, doc/rtl.texi: Fix typos.
10880 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
10881 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
10883 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
10884 realloc_vuse): Remove.
10885 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
10888 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
10890 Fix PR tree-optimization/23488
10892 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
10893 (try_to_simplify): Ditto.
10894 (visit_use): Ditto.
10895 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
10897 * tree-flow-inline.h (get_value_handle): Ditto.
10898 * tree-ssa-pre.c (decl_vh_map): New.
10899 (decl_node_pool): New.
10900 (can_value_number_operation): Support DECL_P.
10901 (can_PRE_operation): Ditto.
10902 (create_expression_by_pieces): Ditto.
10903 (find_existing_value_expr): Modify to differnetiate between
10904 addressing and top level.
10905 (create_value_handle_for_expr): Handle DECL's.
10906 (poolify_tree): Ditto.
10907 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
10908 (make_values_for_stmt): Handle DECL's properly.
10909 (init_pre): Reorg to not init useless things during FRE.
10911 * tree-flow.h: Include pointer-set.h.
10912 (decl_vh_map): Declare.
10913 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
10915 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
10917 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
10918 apply to assembly language, too.
10919 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
10921 2007-07-06 Ian Lance Taylor <iant@google.com>
10922 Zack Weinberg <zackw@panix.com>
10924 PR middle-end/32441
10925 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
10927 2007-07-06 Richard Sandiford <richard@codesourcery.com>
10929 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
10930 (prefetch): Likewise if "pref" would be used.
10932 2007-07-06 Josh Conner <jconner@apple.com>
10934 PR middle-end/32602
10935 PR middle-end/32603
10936 * calls.c (store_one_arg): Handle arguments which are partially
10937 on the stack when detecting argument overlap.
10939 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
10941 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
10942 chosen during find_reloads.
10944 2007-07-06 Richard Guenther <rguenther@suse.de>
10946 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
10947 TYPE_ARG_TYPES for verification of argument types. Use
10948 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
10949 parameters as variable arguments.
10951 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
10953 * libgcc2.h (word_type): Type definition removed.
10954 (cmp_return_type, shift_count_type): Type definitions added.
10955 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
10956 replaced with shift_count_type.
10957 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
10959 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
10960 changed from word_type to Wtype.
10961 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
10962 replaced with shift_count_type.
10963 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
10965 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
10966 and libgcc_shift_count attribute added.
10967 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
10968 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
10969 (TARGET_INITIALIZER): New target hooks added.
10970 * targhooks.c (default_libgcc_cmp_return_mode,
10971 default_libgcc_shift_count_mode): Default implementations for the new
10972 target hooks added.
10973 * targhooks.h (default_libgcc_cmp_return_mode,
10974 default_libgcc_shift_count_mode): Function prototypes added.
10975 * target.h (struct gcc_target): Fields for the new target hooks added.
10976 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
10978 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
10981 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
10982 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
10984 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
10985 s390_libgcc_shift_count_mode): Functions added.
10986 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
10987 Target hooks defined.
10989 2007-07-06 Richard Sandiford <richard@codesourcery.com>
10991 * config/mips/mips.c (compute_frame_size): Restore the original
10992 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
10993 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
10994 Document why the difference is needed.
10996 2007-07-06 Richard Guenther <rguenther@suse.de>
10998 * c-common.c (boolean_increment): Use correctly typed
11001 2007-07-06 Richard Sandiford <richard@codesourcery.com>
11003 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
11004 the topmost argument register is not also included in the save mask.
11005 (mips16e_collect_argument_save_p): Take a pointer to the argument
11006 register, rather than a pointer to the number of arguments.
11007 (mips16e_collect_argument_saves): Only include argument saves
11008 that aren't in the register mask.
11010 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
11012 PR rtl-optimization/32450
11013 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
11014 to ensure that instructions are not moved into the prologue when
11015 profiling is on. Remove unused prologue_end variable.
11016 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
11017 as a scheduling barrier.
11019 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
11022 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
11023 Disregard DECL_FROM_INLINE.
11025 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
11027 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
11028 IORing with a constant.
11030 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
11032 PR rtl-optimization/32475
11033 * df-scan.c (df_def_record_1): Add a use of the stack pointer
11034 for every definition of the stack pointer.
11036 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
11038 * arm.c (vfp3_const_double_index): Copy signed results of
11039 REAL_VALUE_TO_INT into unsigned vars.
11041 2007-07-05 Richard Guenther <rguenther@suse.de>
11043 PR middle-end/32639
11044 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
11046 * tree-ssa.c (useless_type_conversion_p): Check canonical
11049 2007-07-05 Anatoly Sokolov <aesok@post.ru>
11051 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
11052 zero_extendhisi2): Change to define_insn_and_split.
11053 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
11055 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
11057 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
11058 pass_match_asm_constraints): New.
11059 * passes.c (init_optimization_passes): Add new pass.
11060 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
11061 * function.h (struct function): Add has_asm_statement bit.
11062 (current_function_has_asm_statement): New.
11063 * tree-pass.h (pass_match_asm_constraints): New.
11065 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
11067 * config/mips/mips.c (mips_file_start): Avoid declaration
11070 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
11072 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
11074 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
11076 * rtl.def (NOTE): Change print format string to print
11077 operand 5 as a note insn name.
11079 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
11080 David Ung <davidu@mips.com>
11082 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
11083 * doc/invoke.texi: (MIPS Options): Document them.
11085 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
11086 David Ung <davidu@mips.com>
11088 Add support for SmartMIPS ASE.
11090 * optabs.c (expand_binop_directly): New, broken out from...
11091 (expand_binop): Here. Make it try rotating in the other
11092 direction even when the second operand isn't constant.
11093 * config/mips/mips.md (*lwxs): New.
11094 * config/mips/mips.opt (msmartmips): New.
11095 * config/mips/mips.c (mips_lwxs_address_p): New.
11096 (mips_rtx_costs): Make it recognize scaled indexed addressing.
11097 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
11098 __mips_smartmips when compiling for TARGET_SMARTMIPS.
11099 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
11100 (ISA_HAS_LWXS): New.
11101 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
11102 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
11103 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
11104 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
11105 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
11106 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
11107 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
11109 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
11111 * tree-vectorizer.c (new_loop_vec_info): Initialize
11112 LOOP_VINFO_COST_MODEL_MIN_ITERS.
11113 * tree-vectorizer.h (_loop_vec_info): Added new filed
11114 min_profitable_iters.
11115 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
11116 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
11117 * tree-vect-analyze.c (vect_analyze_operations): Set
11118 LOOP_VINFO_COST_MODEL_MIN_ITERS.
11119 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
11120 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
11121 Fix calculation of peel_iters_prologue. Move consideration of epilogue
11122 and prologue cost to after they are computed.
11123 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
11124 TARG_VEC_STMT_COST.
11125 (vect_model_simple_cost): Takes additional argument dt. Consider cost
11126 of creating vectors from scalars according to dt.
11127 (vect_model_store_cost): Likewise.
11128 (vectorizable_call): Use dt array instead of scalar dt. Call
11129 vect_model_simple_cost with additional argument dt.
11130 (vectorizable_assignment): Likewise.
11131 (vectorizable_operation): Likewise.
11132 (vectorizable_type_demotion): Likewise.
11133 (vectorizable_type_promotion): Likewise.
11134 (vectorizable_store): Use dt array instead of scalar dt. Call
11135 vect_model_store_cost with additional argument dt.
11136 (vect_do_peeling_for_loop_bound): Don't call
11137 vect_estimate_min_profitable_iters. Instead, lookup
11138 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
11139 "may not be profitable".
11141 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
11144 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
11145 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
11146 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
11147 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
11149 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
11151 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
11152 addressing modes cheaper.
11154 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
11156 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
11157 (dw_ranges_struct): Rename block_num to num. Adjust.
11158 (dw_ranges_by_label_struct): New.
11159 (ranges_by_label, ranges_by_label_allocated,
11160 ranges_by_label_in_use): New variables.
11161 (add_ranges_num): Factored most of the code out of...
11162 (add_ranges): ... this one. Rewrite in terms of the former.
11163 (add_ranges_by_labels): New.
11164 (output_ranges): Output by-label ranges.
11165 (dwarf2out_finish): Output range for multiple-section
11166 compile_unit. Output standard DW_AT_low_pc in addition to
11167 unexpected DW_AT_entry_pc.
11169 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
11171 PR tree-optimization/32604
11172 PR tree-optimization/32606
11174 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
11175 (compute_antic_safe): Removed.
11176 (ANTIC_SAFE_LOADS): Ditto.
11177 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
11178 (execute_pre): Don't call compute_antic_safe.
11179 (vuse_equiv): New function.
11180 (make_values_for_stmt): Use it
11181 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
11184 2007-07-04 Anatoly Sokolov <aesok@post.ru>
11187 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
11188 rather than a decl.
11189 (avr_attribute_table): Make "naked" attribute apply to function types
11190 rather than to decls.
11191 (avr_handle_fntype_attribute): New function.
11193 2007-07-04 Joseph Myers <joseph@codesourcery.com>
11195 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
11198 2007-07-04 David Ung <davidu@mips.com>
11199 Joseph Myers <joseph@codesourcery.com>
11201 * config/mips/mips.md (type): Add logical, signext and move.
11202 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
11203 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
11204 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
11205 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
11206 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
11207 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
11208 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
11209 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
11210 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
11211 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
11212 movv2sf_hardfloat_64bit): Use the new types.
11213 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
11214 *movdf_softfloat, *movdf_mips16): Use "multi".
11215 (extendqihi2): Replace with a define_expand.
11216 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
11217 Based on extend<SHORT:mode><GPR:mode>2 patterns.
11218 * config/mips/74k.md (r74k_int_logical): New reservation and
11220 (r74k_int_arith): Remove "slt".
11221 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
11222 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
11223 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
11224 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
11225 reservations for "arith".
11227 2007-07-04 Richard Guenther <rguenther@suse.de>
11229 * tree-ssa.c (useless_type_conversion_p): Add handling for
11230 scalar float and vector types. Only call the types_compatible_p
11231 langhook for aggregate types as last resort. Follow the
11234 2007-07-04 Richard Guenther <rguenther@suse.de>
11236 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
11237 the same as NOP_EXPR.
11239 2007-07-04 Nick Clifton <nickc@redhat.com>
11241 * target.h (struct gcc_target): Add target_help field.
11242 * target-def.h (TARGET_HELP): New.
11243 (TARGET_INITIALIZER): Use TARGET_HELP.
11244 * opts.c (command_handle_option): Invoke target_help function, if
11245 defined, when the user has specified --target-help on the command
11247 * doc/invoke.texi: Mention that --target-help might print
11248 additional information.
11249 * doc/tm.texi: Document TARGET_HELP hook.
11251 * arm.c (TARGET_HELP): Override default definition.
11252 (arm_target_help): New - display a wrapped list of cores and
11253 architectures supported.
11255 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
11257 * config/v850/v850.c (expand_prologue): Make sure
11258 GEN_INT() argument is sign extended rather than zero extended.
11259 (expand_epilogue): Likewise.
11260 (output_move_double): Delete.
11261 * config/v850/v850-protos.h (output_move_double): Delete.
11262 * config/v850/v850.md (movdi): Delete.
11263 (*movdi_internal): Delete.
11265 (*movdf_internal): Delete.
11267 2007-07-04 Richard Sandiford <richard@codesourcery.com>
11269 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
11270 unless compiling RTP PIC.
11272 2007-07-04 Richard Guenther <rguenther@suse.de>
11274 PR tree-optimization/32482
11275 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
11276 original ssa name if we didn't find a shift expression.
11277 Fix shift constant for bit zero test.
11279 2007-07-04 Richard Sandiford <richard@codesourcery.com>
11281 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
11283 2007-07-04 Richard Sandiford <richard@codesourcery.com>
11285 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
11286 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
11287 * config/arm/vxworks.h (ASM_SPEC): Delete.
11288 (SUBTARGET_EXTRA_ASM_SPEC): Define.
11290 2007-07-04 Sebastian Pop <sebpop@gmail.com>
11292 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
11293 (DDR_REVERSED_P): New.
11294 * tree-data-ref.c (initialize_data_dependence_relation,
11295 build_classic_dist_vector): Set DDR_REVERSED_P.
11297 2007-07-04 Sebastian Pop <sebpop@gmail.com>
11299 PR middle-end/32457
11300 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
11301 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
11302 init_omega_for_ddr_1): Use non conservative number of iterations
11304 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
11305 (analyze_siv_subscript): Remove FIXME and reinitialization of
11306 last_conflicts to chrec_dont_know.
11307 * testsuite/gfortran.dg/vect/pr32457.f90: New.
11309 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
11311 * tree.c (maybe_canonicalize_argtypes): Improve description.
11313 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
11315 * tree.c (maybe_canonicalize_argtypes): New.
11316 (build_function_type): Set canonical type.
11317 (build_method_type_directly): Ditto.
11318 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
11321 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11323 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
11325 (rewrite_use_nonlinear_expr): Likewise.
11327 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
11329 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
11331 2007-07-04 Ben Elliston <bje@au.ibm.com>
11333 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
11336 * c-objc-common.c (c_types_compatible_p): Fix indentation.
11338 * doc/tm.texi (Run-time Target): Capitalise "CPU".
11339 (Exception Handling): Likewise.
11341 2007-07-03 Jan Hubicka <jh@suse.cz>
11343 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
11345 2007-07-03 Eric Christopher <echristo@apple.com>
11347 * doc/cppopts.texi: Add conflicting option note to -dM.
11348 * doc/invoke.texi: Add note about possible conflicts with
11349 -E for -dCHARS and note that -dM will not produce
11350 any results if there is no machine dependent reorg.
11352 2007-07-03 Geoffrey Keating <geoffk@apple.com>
11354 * tree.h (DECL_ALIGN): Back out previous change.
11356 2007-07-03 Joseph Myers <joseph@codesourcery.com>
11358 * configure.ac: Test for .dtprelword support on MIPS.
11359 * configure, config.in: Regenerate.
11360 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
11361 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
11363 2007-07-03 Julian Brown <julian@codesourcery.com>
11365 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
11366 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
11367 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
11368 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
11370 (all_fpus): Add FPUTYPE_VFP3.
11371 (fp_model_for_fpu): Add VFPv3 field.
11372 (arm_rtx_costs_1): Give cost to VFPv3 constants.
11373 (vfp3_const_double_index): New function. Return integer index of
11374 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
11376 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
11377 and argument represents a valid RTX for a VFPv3 constant.
11378 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
11380 (vfp_emit_fstmd): Similar, for fstmd.
11381 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
11382 constants, represented as integer indices.
11383 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
11384 VFP_REGNO_OK_FOR_DOUBLE macros.
11385 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
11386 (arm_file_start): Set float-abi attribute for VFPv3, and output
11387 correct ".fpu" assembler directive.
11388 (arm_dbx_register_numbering): Add FIXME.
11389 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
11390 (fputype): Add FPUTYPE_VFP3.
11391 (FIXED_REGISTERS): Add 32 registers for D16-D31.
11392 (CALL_USED_REGISTERS): Likewise.
11393 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
11394 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
11395 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
11396 (D7_VFP_REGNUM): New.
11397 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
11398 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
11399 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
11400 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
11401 (REG_ALLOC_ORDER): Adjust for VFPv3.
11402 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
11403 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
11404 VFP_LO_REGS, VFP_HI_REGS.
11405 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
11406 (IS_VFP_CLASS): Define macro.
11407 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
11409 (REGISTER_MOVE_COST): Likewise.
11410 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
11411 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
11412 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
11413 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
11414 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
11415 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
11416 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
11417 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
11418 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
11419 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
11420 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
11421 where appropriate for single-word registers.
11422 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
11423 As above. Fix type attributes.
11424 * config/arm/constraints.md (register_contraint "t"): Define.
11425 (register_constraint "w"): Change to D0-D15, or D0-D31 for
11427 (register_constraint "x"): Define.
11428 (constraint "Dv"): Define.
11430 2007-07-03 Geoffrey Keating <geoffk@apple.com>
11432 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
11434 2007-07-03 Tom Tromey <tromey@redhat.com>
11436 * c-parser.c (objc_pq_context): Removed.
11437 (objc_need_raw_identifier): Likewise.
11438 (c_parser) <objc_pq_context>: New field.
11439 <objc_need_raw_identifier>: Likewise.
11440 (OBJC_NEED_RAW_IDENTIFIER): Removed.
11441 (c_lex_one_token): Update.
11442 (c_parser_objc_protocol_definition): Update.
11443 (c_parser_objc_method_definition): Update.
11444 (c_parser_objc_methodproto): Update.
11445 (c_parser_declspecs): Update.
11447 2007-07-03 David Ung <davidu@mips.com>
11449 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
11451 2007-07-03 David Ung <davidu@mips.com>
11452 Richard Sandiford <richard@codesourcery.com>
11454 * doc/invoke.texi: Document -march=74kf3_2.
11455 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
11456 (TUNE_74K): Check for it.
11457 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
11458 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
11459 * config/mips/mips.md (cpu): Add 74kf3_2.
11460 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
11461 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
11462 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
11463 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
11464 74kf3_2 to the CPU list.
11465 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
11466 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
11467 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
11468 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
11469 (r74kf3_2_fxfer_from_c1): New insn reservations.
11471 2007-07-03 Richard Sandiford <richard@codesourcery.com>
11472 David Ung <davidu@mips.com>
11474 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
11475 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
11476 and 74k[fx]. Document aliases for the new options.
11477 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
11478 (PROCESSOR_24KF2_1): ...this.
11479 (PROCESSOR_24KX): Rename to...
11480 (PROCESSOR_24KF1_1): ...this.
11481 (PROCESSOR_74KF): Rename to...
11482 (PROCESSOR_74KF2_1): ...this.
11483 (PROCESSOR_74KX): Rename to...
11484 (PROCESSOR_74KF1_1): ...this.
11485 (TUNE_74K): Update PROCESSOR_* names.
11486 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
11487 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
11488 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
11489 (mips_rtx_cost_data): Update processor names in comments.
11490 (mips_issue_rate): Update PROCESSOR_* names.
11491 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
11492 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
11493 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
11494 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
11495 Update cpu attribute names.
11496 (r24k_fpu_iss): Rename this reservation to...
11497 (r24kf2_1_fpu_iss): ...this and update all uses.
11498 (r24kx_fpu_iss): Rename this reservation to...
11499 (r24kf1_1_fpu_iss): ...this and update all uses.
11500 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
11501 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
11502 Update cpu attribute names.
11504 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
11506 * config/m32r/constraints.md: New file.
11507 * config/m32r/m32r.c: Include tm-constrs.h.
11508 (small_data_operand): Use satisfies_constraint_* instead of macro.
11509 (addr24_operand, gen_compare): Likewise.
11510 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
11511 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
11512 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
11513 EXTRA_CONSTRAINT): Likewise.
11514 * config/m32r/m32r.md: Include constraints.md.
11515 (*movsi_insn): Use satisfies_constraint_* instead of macro.
11516 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
11517 * config/m32r/predicates.md (conditional_move_operand): Likewise.
11518 (two_insn_const_operand, int8_operand, uint16_operand,
11519 reg_or_int16_operand, reg_or_uint16_operand,
11520 reg_or_cmp_int16_operand, cmp_int16_operand,
11521 seth_add3_operand): Likewise.
11523 2007-07-03 Eric Christopher <echristo@gmail.com>
11525 * libgcc2.h: Conditionally declare __bswapsi2 and
11528 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
11530 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
11533 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11536 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
11537 (__gthrw_pragma): Provide default definition.
11538 (__gthrw2): Use it.
11539 * gthr-posix.c (__gthrw_pragma): Define.
11541 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
11543 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
11544 before declaring inequality.
11546 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
11548 * combine.c (recog_for_combine): Log the success or failure of
11549 matching new insn patterns against the machine description in
11552 2007-07-03 Revital Eres <eres@il.ibm.com>
11554 * ddg.c (print_sccs): New function.
11555 (check_sccs): New function.
11556 (create_ddg_all_sccs): Use it.
11557 * ddg.h (print_sccs): Declare.
11558 * modulo-sched.c (sms_order_nodes): Call print_sccs.
11560 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
11562 * targhooks.h (default_mode_for_suffix): New function declaration.
11563 * targhooks.c (default_mode_for_suffix): New default target hook.
11564 * target.h (struct c): New structure in the targetm struct.
11565 (mode_for_suffix): New target hook as part of struct c.
11566 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
11567 default_mode_for_suffix.
11568 (TARGET_C): New define.
11569 * c-lex.c: Include "target.h".
11570 (interpret_float): Use targetm.c.mode_for_suffix to determine
11571 the mode for a given non-standard suffix.
11572 Makefile.in (c-lex.o): Depend on $(TARGET_H).
11574 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
11575 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
11577 * doc/extend.texi (Floating Types): New node. Document __float80 and
11578 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
11580 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
11583 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
11584 predicate instead of target_operand.
11585 (divsi3_i1_media, divsi3_media_2): Likewise.
11587 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
11589 * tree.h (alias_sets_might_conflict_p): Rename into
11590 alias_sets_must_conflict_p.
11591 * alias.c (alias_sets_might_conflict_p): Likewise.
11592 (alias_sets_conflict_p): Use it.
11593 (objects_must_conflict_p): Likewise.
11594 * c-common.c (strict_aliasing_warning): Adjust.
11596 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
11598 * rtlhooks.c (gen_lowpart_if_possible): Check for
11599 invalid subreg before calling gen_lowpart_SUBREG.
11601 2007-07-02 Geoffrey Keating <geoffk@apple.com>
11603 * config/darwin9.h: Add copyright notice.
11604 (LINK_COMMAND_SPEC): Add comment.
11605 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
11606 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
11607 DARWIN_LIBSYSTEM_HAS_UNWIND.
11609 2007-07-02 Jakub Jelinek <jakub@redhat.com>
11612 * omp-low.c (check_combined_parallel): New function.
11613 (lower_omp_parallel): Call it via walk_stmts, set
11614 OMP_PARALLEL_COMBINED if appropriate.
11615 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
11616 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
11617 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
11618 don't consider it as combined parallel.
11620 2007-07-02 Richard Sandiford <richard@codesourcery.com>
11622 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
11623 (gcc_tooldir): Likewise.
11624 * configure: Regenerate.
11625 * Makefile.in (libsubdir_to_prefix): New variable, based on the
11626 old configure.ac gcc_tooldir setting.
11627 (prefix_to_exec_prefix): New variable.
11628 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
11629 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
11631 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
11633 Fix PR tree-optimization/32583
11634 Fix PR tree-optimization/32584
11635 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
11636 (phi_translate_set): Use phi_translate directly now.
11637 (make_values_for_stmt): Don't value number RHS if we already know
11640 2007-07-02 Steve Ellcey <sje@cup.hp.com>
11641 Jim Wilson <wilson@specifix.com>
11644 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
11647 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
11648 Richard Sandiford <richard@codesourcery.com>
11649 Nigel Stephens <nigel@mips.com>
11651 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
11652 (mips16e_output_save_restore): Declare.
11653 (mips16e_save_restore_pattern_p): Likewise.
11654 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
11655 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
11656 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
11657 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
11658 (BITSET_P): New global macro, extracted from...
11659 (mips_for_each_saved_reg): ...here.
11660 (mips16e_save_restore_info): New struct.
11661 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
11662 (mips16e_save_restore_regs): New variable.
11663 (mips_split_plus, mips16e_find_first_register): New functions.
11664 (mips16e_mask_registers): New function.
11665 (compute_frame_size): Expand the commentary before the function.
11666 Enforce the MIPS16e save and restore register range restrictions.
11667 Pad the general register save area at the low end.
11668 (mips16e_save_restore_reg, mips16e_build_save_restore)
11669 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
11670 (mips16e_output_save_restore, mips16e_collect_propagate_value)
11671 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
11673 (mips_expand_prologue, mips_expand_epilogue): Handle
11674 GENERATE_MIPS16E_SAVE_RESTORE.
11675 * config/mips/mips.md (*mips16e_save_restore): New pattern.
11677 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
11679 PR tree-optimization/31966
11680 PR tree-optimization/32533
11681 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
11682 "basic_block" description as its third argument. Update function
11683 calls to get destination bb from "edge" argument. Save "cond" into
11684 aux field of the edge. Update prototype for changed arguments.
11685 (if_convertible_loop_p): Clear aux field of incoming edges if bb
11687 (find_phi_replacement_condition): Operate on incoming edges, not
11688 on predecessor blocks. If there is a condition saved in the
11689 incoming edge aux field, AND it with incoming bb predicate.
11690 Return source bb of the first edge.
11691 (clean_predicate_lists): Clean aux field of outgoing node edges.
11692 (tree_if_conversion): Do not initialize cond variable. Move
11693 variable declaration into the loop.
11694 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
11695 initializations of new_stmt, arg0 and arg1 variables.
11697 2007-07-02 Jakub Jelinek <jakub@redhat.com>
11699 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
11700 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
11702 2007-07-02 Richard Guenther <rguenther@suse.de>
11704 * tree-ssa.c (useless_type_conversion_p): Document
11705 future intent as defining the middle-end type system.
11706 Re-structure to call langhook last, group by type class,
11707 mark questionable parts.
11709 2007-07-02 Richard Guenther <rguenther@suse.de>
11711 * tree-flow.h (types_compatible_p): Declare.
11712 * tree-ssa.c (types_compatible_p): New function.
11713 * ipa-type-escape.c (discover_unique_type): Use
11714 types_compatible_p instead of lang_hooks.types_compatible_p.
11715 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
11716 * tree-vn.c (expressions_equal_p): Likewise.
11717 * tree.c (fields_compatible_p): Likewise.
11718 * tree-ssa-dom.c (avail_expr_eq): Likewise.
11719 (cprop_operand): Use useless_type_conversion_p instead of
11720 lang_hooks.types_compatible_p.
11721 * tree-inline.c (setup_one_parameter): Likewise.
11722 (declare_return_variable): Likewise.
11723 * tree-nrv.c (tree_nrv): Likewise.
11724 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
11725 (maybe_fold_offset_to_component_ref): Likewise.
11726 (maybe_fold_offset_to_reference): Likewise.
11727 * tree-ssa-copy.c (may_propagate_copy): Likewise.
11728 (merge_alias_info): Likewise.
11729 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
11730 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
11731 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
11732 * tree-tailcall.c (find_tail_calls): Likewise.
11733 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
11734 * gimplify.c (canonicalize_addr_expr): Likewise.
11735 (fold_indirect_ref_rhs): Likewise.
11736 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
11737 (cpt_same_type): Likewise.
11738 (check_pointer_types_r): Swap parameters to cpt_same_type
11740 * fold-const.c (fold_convert): Revert fix for PR15988.
11741 * tree-inline.c (setup_one_parameter): Instead fix it here by
11742 using fold_build1 instead of fold_convert and checking for
11743 error_mark_node. Convert only if the conversion is necessary.
11745 2007-07-02 Joseph Myers <joseph@codesourcery.com>
11747 * configure.ac: Check for .gnu_attribute on Power.
11748 * configure: Regenerate.
11749 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
11750 attribute for floating-point ABI.
11752 2007-07-02 Ira Rosen <irar@il.ibm.com>
11754 PR tree-optimization/32230
11755 PR tree-optimization/32477
11756 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
11757 address is a constant.
11759 2007-07-02 Richard Sandiford <richard@codesourcery.com>
11761 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
11762 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
11763 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
11764 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
11765 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
11766 64-bit targets. Add support for *-elfoabi*.
11767 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
11768 different settings if $(tm_defines) does not select the EABI.
11769 (MULTILIB_EXCLUSIONS): Define in those circumstances.
11770 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
11771 (MIPS_ARCH_OPTION_SPEC): Likewise.
11772 (MIPS_ISA_LEVEL_SPEC): Likewise.
11773 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
11774 * config/mips/elfoabi.h: New file.
11776 2007-07-02 Richard Guenther <rguenther@suse.de>
11778 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
11779 (useless_type_conversion_p): ... this.
11780 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
11781 (useless_type_conversion_p): ... this.
11782 * builtins.c (fold_builtin_memory_op): Rename
11783 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
11784 * tree-cfg.c (verify_expr): Likewise.
11785 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
11786 * tree-ssa-ccp.c (ccp_fold): Likewise.
11787 * tree-ssa-copy.c (may_propagate_copy): Likewise.
11788 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
11789 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
11790 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
11791 * tree-ssa-pre.c (eliminate): Likewise.
11792 * tree-ssa.c (delete_tree_ssa): Likewise.
11793 (tree_ssa_useless_type_conversion): Likewise.
11794 * tree.c (build2_stat): Likewise.
11796 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
11798 Fix PR tree-optimization/32571
11799 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
11802 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
11804 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
11805 and other expected operations explicitly, change default to
11808 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
11810 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
11812 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
11813 (tls_load_dot_plus_eight): Move the label number into the unspec.
11814 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
11816 2007-07-01 Andreas Schwab <schwab@suse.de>
11818 * dwarf2out.c (initial_return_save): Define only if used.
11820 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
11822 Unreverting Richard's Revert of:
11824 2007-06-27 Richard Sandiford <richard@codesourcery.com>
11826 * dce.c (deletable_insn_p_1): New function, split out from...
11827 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
11828 specially, not those inside PARALLELs. Remove BODY argument
11829 and adjust recursive call accordingly.
11830 (prescan_insns_for_dce): Update call to delete_insn_p.
11832 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
11833 Revital Eres <eres@il.ibm.com>
11835 * ddg.c (create_ddg_all_sccs): Fix missed
11836 initialization of scc_nodes.
11838 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
11840 PR middle-end/32559
11841 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
11842 X + ~X to 1 only for INTEGRAL_TYPE_P type.
11844 2007-06-30 Joseph Myers <joseph@codesourcery.com>
11846 * configure.ac: Check for .gnu_attribute on MIPS.
11847 * configure, config.in: Regenerate.
11848 * config/mips/mips.c (mips_file_start): If supported, output
11849 attribute for floating-point ABI.
11851 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
11854 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
11855 (ffs_cmove): New expander to expand using ctz pattern.
11856 (*ffs_cmove): Remove pattern.
11857 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
11858 (ffsdi2): Expand using ctz pattern.
11859 (*ffs_rex64): Remove pattern.
11861 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11863 PR rtl-optimization/32296
11864 * pa.md (return): Delete pattern.
11865 (return_internal): Remove "(const_int 1)" from pattern.
11866 (epilogue): Use return_internal pattern for trivial returns.
11867 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
11868 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
11870 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
11872 * tree-ssa-pre.c (is_exception_related): New function
11873 (can_value_number_operation): Use it.
11875 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
11877 Fix PR tree-optimization/32540
11878 Fix PR tree-optimization/31651
11880 * tree-ssa-sccvn.c: New file.
11882 * tree-ssa-sccvn.h: Ditto.
11884 * tree-vn.c: Include tree-ssa-sccvn.h
11885 (val_expr_paid_d): Removed.
11886 (value_table): Ditto.
11887 (vn_compute): Ditto.
11888 (val_expr_pair_hash): Ditto.
11889 (val_expr_pair_expr_eq): Ditto.
11890 (copy_vuses_from_stmt): Ditto.
11891 (vn_delete): Ditto.
11893 (shared_vuses_from_stmt): Ditto.
11894 (print_creation_to_file): Moved up.
11895 (sort_vuses): Ditto.
11896 (sort_vuses_heap): Ditto.
11897 (set_value_handle): Make non-static.
11898 (make_value_handle): Ditto.
11899 (vn_add): Rewritten to use sccvn lookups.
11900 (vn_add_with_vuses): Ditto.
11901 (vn_lookup): Ditto (and second argument removed).
11902 (vn_lookup_with_vuses): Ditto.
11903 (vn_lookup_or_add): Ditto (and second argument removed);
11904 (vn_lookup_or_add_with_vuses): Ditto.
11905 (vn_lookup_with_stmt): New.
11906 (vn_lookup_or_add_with_stmt): Ditto.
11907 (create_value_handle_for_expr): Ditto.
11909 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
11910 (seen_during_translate): New function.
11911 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
11912 (phi_trans_add): Ditto.
11913 (constant_expr_p): FIELD_DECL is always constant.
11914 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
11915 Use constant_expr_p.
11916 Avoid infinite recursion on mutually valued expressions.
11917 Change callers of vn_lookup_or_add.
11918 (phi_translate): New function.
11919 (compute_antic_safe): Allow phi nodes.
11920 (create_component_ref_by_pieces): Update for FIELD_DECL change.
11921 (find_or_generate_expression): Rewrite slightly.
11922 (create_expression_by_pieces): Updated for vn_lookup_or_add
11924 Update VN_INFO for new names.
11925 (insert_into_preds_of_block): Update for new names.
11926 (add_to_exp_gen): New function.
11927 (add_to_sets): Use vn_lookup_or_add_with_stmt.
11928 (find_existing_value_expr): Rewrite to changed vn_lookup.
11929 (create_value_expr_from): Ditto, and use add_to_exp_gen.
11930 (try_look_through_load): Removed.
11931 (try_combine_conversion): Ditto.
11932 (get_sccvn_value): New function.
11933 (make_values_for_phi): Ditto.
11934 (make_values_for_stmt): Ditto.
11935 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
11937 (init_pre): Update for SCCVN changes.
11939 (execute_pre): Ditto.
11941 * tree-flow.h (make_value_handle): Declare.
11942 (set_value_handle): Ditto.
11943 (sort_vuses_heap): Ditto.
11944 (vn_lookup_or_add_with_stmt): Ditto.
11945 (vn_lookup_with_stmt): Ditto.
11946 (vn_compute): Remove.
11948 (vn_delete): Ditto.
11949 (vn_lookup): Update arguments.
11951 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
11952 (tree-vn.o): Ditto.
11953 (tree-ssa-sccvn.o): New.
11954 (OBJS-common): Add tree-ssa-sccvn.o
11956 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11959 * c-typeck.c (build_external_ref): Don't mark as used if called
11961 * calls.c (rtx_for_function_call): Likewise.
11963 2007-06-30 Richard Sandiford <richard@codesourcery.com>
11967 2007-06-27 Richard Sandiford <richard@codesourcery.com>
11969 * dce.c (deletable_insn_p_1): New function, split out from...
11970 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
11971 specially, not those inside PARALLELs. Remove BODY argument
11972 and adjust recursive call accordingly.
11973 (prescan_insns_for_dce): Update call to delete_insn_p.
11975 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
11977 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
11978 (try_combine): Move potential calls to undo_all() so they happen
11979 before we commit to using the combined insns.
11981 2006-06-30 Jan Hubicka <jh@suse.cz>
11983 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
11986 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
11988 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
11989 (cgraph_remove_unreachable_nodes): Likewise.
11990 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
11991 * ipa-inline.c (update_caller_keys): Cast according to the coding
11993 (cgraph_decide_recursive_inlining): Likewise.
11994 (cgraph_decide_inlining_of_small_function): Likewise.
11995 (try_inline): Likewise.
11996 (cgraph_decide_inlining_incrementally): Likewise.
11997 * ipa-pure-const.c (get_function_state): Likewise.
11998 (scan_function): Likewise.
11999 (analyze_function): Likewise.
12000 (static_execute): Likewise.
12001 * ipa-reference.c (scan_for_static_refs): Likewise.
12002 (merge_callee_local_info): Likewise.
12003 (analyze_function): Use type safe memory macros.
12004 (static_execute): Likewise. Cast according to the coding conventions.
12005 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
12007 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
12009 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
12010 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
12013 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
12015 PR middle-end/30024
12016 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
12017 for complex modes (both int and real).
12019 2007-06-29 Jan Hubicka <jh@suse.cz>
12021 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
12023 2007-06-29 Jan Hubicka <jh@suse.cz>
12025 PR middle-end/32372
12026 * cse.c (cse_insn): Avoid invalid sharing in between register note and
12029 2007-06-29 Anatoly Sokolov <aesok@post.ru>
12032 * config/avr/avr.c: Include dataflow header file.
12033 (expand_prologue): Adjust for prologue insn change.
12034 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
12037 2007-06-29 Richard Guenther <rguenther@suse.de>
12039 PR middle-end/32493
12040 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
12041 during type verification.
12043 2007-06-29 Jan Hubicka <jh@suse.cz>
12045 * recog.c (validate_change_rtx_1): Unshare TO argument.
12047 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
12049 PR tree-optimization/24659
12050 * tree-vect-transform.c (vectorizable_call): Handle
12051 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
12053 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
12054 * config/i386/i386.c (enum ix86_builtins)
12055 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
12056 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
12058 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
12059 const using def_builtin_const.
12060 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
12061 input operands in the same modes as the result.
12062 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
12064 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
12066 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
12067 (df_set_dead_notes_for_mw): Likewise.
12069 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
12071 * c-common.c (pointer_int_sum): Do the negation in sizetype.
12073 2007-06-28 DJ Delorie <dj@redhat.com>
12075 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
12077 2007-06-28 Geoffrey Keating <geoffk@apple.com>
12079 * doc/invoke.texi (C++ Dialect Options): Document
12080 fvisibility-ms-compat.
12081 * c.opt (fvisibility-ms-compat): New.
12083 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
12086 * tree-affine.c (aff_combination_add_elt): Handle
12087 pointer addition specially.
12089 2007-06-28 Jakub Jelinek <jakub@redhat.com>
12091 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
12092 decl is non-external for AIX ABI.
12094 2007-06-28 David Edelsohn <edelsohn@gnu.org>
12096 * config/rs6000/predicates.md (current_file_function_operand):
12097 Ensure the symbol is non-external for AIX ABI.
12099 2007-06-28 Nick Clifton <nickc@redhat.com>
12101 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
12102 (fdce, fdse, fpredictive-commoning): Likewise.
12104 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
12107 * gcc.c (process_command): Recognize the new -static-libgfortran
12110 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
12113 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
12114 Use a call clobbered hard reg instead of a pseudo reg.
12116 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
12118 * config/sh/sh.md (load_gbr): Use correct operand constraint.
12120 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
12123 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
12124 REG_LIBCALL and REG_RETVAL notes.
12125 (divsi3, mulsi3): Likewise.
12126 (mulhisi3): Likewise. Use emit_libcall_block.
12127 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
12129 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
12131 PR rtl-optimization/32481
12132 * combine.c (adjust_for_new_dest): Rescan the changed insn.
12134 2007-06-27 Richard Sandiford <richard@codesourcery.com>
12136 * dce.c (deletable_insn_p_1): New function, split out from...
12137 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
12138 specially, not those inside PARALLELs. Remove BODY argument
12139 and adjust recursive call accordingly.
12140 (prescan_insns_for_dce): Update call to delete_insn_p.
12142 2007-06-27 Richard Guenther <rguenther@suse.de>
12144 PR middle-end/32492
12145 * tree.h (fold_convertible_p): Declare.
12146 * fold-const.c (fold_convertible_p): New function.
12147 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
12148 instead of lang_hooks.types_compatible_p.
12150 2007-06-26 Jan Hubicka <jh@suse.cz>
12152 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
12153 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
12154 early use validate_unshare_change.
12155 (reload_combine): Likewise.
12156 * recog.c (change_t): New field unshare.
12157 (validate_change_1): Rename from validate_change; add argument unshare.
12158 (validate_change): Turn into wrapper of validate_change_1; update
12159 prototype for bools.
12160 (validate_unshare_change): New.
12161 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
12162 calls of df_insn_rescan.
12163 * recog.h (validate_change): Replace ints by bools.
12164 (validate_unshare_change): Declare.
12166 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
12168 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
12170 2007-06-26 Steve Ellcey <sje@cup.hp.com>
12172 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
12174 2007-06-25 Jan Hubicka <jh@suse.cz>
12176 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
12178 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
12179 cgraph_decide_inlining_incrementally): Move uninlinability checks to
12180 places other call site specific checks are performed.
12182 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
12185 * tree-vect-transform.c (vectorizable_operation): Convert
12186 POINTER_PLUS_EXPR over to PLUS_EXPR.
12188 2007-06-25 Chao-ying Fu <fu@mips.com>
12190 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
12191 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
12192 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
12193 Document GET_MODE_IBIT, and GET_MODE_FBIT.
12195 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
12196 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
12197 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
12198 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
12199 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
12200 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
12201 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
12202 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
12203 ALL_FIXED_POINT_MODE_P): New define.
12204 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
12206 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
12208 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
12209 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
12210 MODE_VECTOR_UACCUM): New mode classes.
12212 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
12213 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
12214 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
12217 * genmodes.c (struct mode_data): Add ibit and fbit fields.
12218 (blank_mode): Initialize ibit and fbit.
12219 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
12220 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
12222 (new_adjust): Change required_class to required_class_from and
12223 required_class_to for testing within a range.
12224 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
12225 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
12226 MODE_VECTOR_UACCUM.
12227 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
12228 (make_fixed_point_mode): New.
12229 (_ADD_ADJUST): Change C to C1 and C2.
12230 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
12231 use a range for machine classes.
12232 (ADJUST_IBIT, ADJUST_FBIT): New.
12233 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
12235 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
12236 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
12237 Emit adjustment for ibit and fbit.
12238 (emit_mode_ibit, emit_mode_fbit): New.
12239 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
12241 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
12243 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
12244 as the source of the set.
12246 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
12248 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
12249 FP_REGNO_P): Use IN_RANGE.
12250 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
12251 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
12252 (DATA_REG_P): Use DATA_REGNO_P.
12253 (FP_REG_P): Use FP_REGNO_P.
12254 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
12255 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
12256 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
12258 2007-06-24 Jan Hubicka <jh@suse.cz>
12260 PR middle-end/30563
12261 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
12263 2007-06-24 Sebastian Pop <sebpop@gmail.com>
12265 PR middle-end/32461
12266 * fold-const.c (fold_binary): Strip nops of operand 0
12267 of BIT_NOT_EXPR before calling operand_equal_p.
12268 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
12269 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
12271 2007-06-23 Mark Mitchell <mark@codesourcery.com>
12273 * doc/extend.texi: Document that dllimport and dllexport imply
12274 default visibility.
12275 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
12276 imported or exported declaration, including type declarations.
12277 * c-common.c (handle_visibility_attribute): Check for conflicts
12278 with dllimport/dllexport.
12279 (c_determine_visibility): Handle dllimport/dllexport as an
12280 explicit visibility atttribute.
12282 2007-06-23 Richard Guenther <rguenther@suse.de>
12284 PR tree-optimization/16876
12285 PR middle-end/29478
12286 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
12288 * tree-inline.c (initialize_inlined_parameters): Do not call
12289 lang_hooks.tree_inlining.convert_parm_for_inlining.
12290 * cgraphbuild.c (initialize_inline_failed): Set inline failed
12291 reason for mismatched types.
12292 * gimplify.c (gimplify_call_expr): Verify the call expression
12293 arguments match the called function type signature. Otherwise
12294 mark the call expression to be not considered for inlining
12295 using CALL_CANNOT_INLINE_P flag.
12296 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
12297 edges call expression.
12298 (cgraph_decide_inlining_of_small_function): Likewise.
12299 (cgraph_decide_inlining): Likewise.
12300 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
12302 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
12303 * c-typeck.c (c_convert_parm_for_inlining): Remove.
12304 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
12305 Remove declaration.
12306 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
12307 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
12309 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
12310 convert_parm_for_inlining member.
12312 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
12315 * arm.md (negscc): Match the correct operand for optimized LT0 test.
12316 Remove optimization for GT.
12318 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
12320 PR middle-end/32437
12321 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
12323 (prescan_insns_for_dce): Add extra parameter.
12325 2007-06-23 Jan Hubicka <jh@suse.cz>
12327 PR middle-end/31541
12328 * gimplify.c (mark_addressable): New function.
12329 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
12331 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
12333 PR middle-end/32374
12334 * expr.c (store_constructor): Do not clobber non-zeroed memory.
12336 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
12339 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
12340 moves between MMX/SSE registers to at least 8 units to prevent
12341 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
12343 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
12345 * config/i386/i386.c (override_options): Correct x86_sahf
12348 2007-06-21 David Daney <ddaney@avtrex.com>
12351 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
12352 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
12353 (exception_receiver): Renamed to ...
12354 (nonlocal_goto_receiver): ... this.
12356 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
12358 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
12359 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
12360 partial register accesses.
12362 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
12364 * fold-const.c (debug_fold_checksum): Move it under
12365 ENABLE_FOLD_CHECKING.
12367 2007-06-21 Sebastian Pop <sebpop@gmail.com>
12369 PR middle-end/20623
12370 * tree.h (debug_fold_checksum): Declared.
12371 * fold-const.c (build_fold_addr_expr_with_type_1): New.
12372 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
12373 build_fold_addr_expr_with_type_1.
12374 (fold_addr_expr, debug_fold_checksum): New.
12375 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
12376 (fold_unary, fold_comparison, split_address_to_core_and_offset):
12377 Use fold_addr_expr.
12379 2007-06-21 Sebastian Pop <sebpop@gmail.com>
12381 PR tree-optimization/19590
12382 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
12383 of scev is a constant.
12385 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
12387 * df-problems.c (df_note_bb_compute): Made computation of live
12388 info consistent with df_lr.
12390 2007-06-21 Richard Guenther <rguenther@suse.de>
12392 PR tree-optimization/32453
12393 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
12394 for pointer anti-range.
12396 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
12398 * config/i386/i386.c (processor_target_table): Increase maximum
12399 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
12402 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
12403 byte alignment if > 8 byte alignment is preferred.
12404 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
12406 2007-06-21 Jakub Jelinek <jakub@redhat.com>
12408 PR tree-optimization/31866
12409 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
12410 if ASM_EXPR's input is not a SSA_NAME.
12412 PR middle-end/32362
12413 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
12414 but decl is a global var, instead return decl.
12415 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
12416 even for is_global_var decls, if they are private in some outer
12419 2007-06-21 Richard Guenther <rguenther@suse.de>
12421 PR tree-optimization/32451
12422 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
12424 2007-06-21 Christian Bruel <christian.bruel@st.com>
12426 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
12427 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
12428 (push_regs): Changed saving order or banked registers.
12429 (sh_expand_epilogue): Likewise.
12430 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
12431 (FIRST_BANKED_REG): Likewise.
12432 (LAST_BANKED_REG): Likewise.
12433 * config/sh/sh.md (banked) New attribute.
12434 (in_delay_slot): Check banked attribute.
12436 2007-06-20 Sebastian Pop <sebpop@gmail.com>
12438 PR tree-optimization/32075
12439 * tree-data-ref.c (subscript_dependence_tester_1,
12440 analyze_miv_subscript, analyze_overlapping_iterations,
12441 add_distance_for_zero_overlaps, build_classic_dist_vector,
12442 subscript_dependence_tester_1, analyze_overlapping_iterations,
12443 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
12444 compute_affine_dependence, compute_all_dependences): Pass loop_nest
12445 to evolution_function_is_affine_multivariate_p.
12447 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
12449 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
12451 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
12454 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
12456 * config/m32c/prologue.md (epilogue_exitd_16): New.
12457 (epilogue_reit_16): New.
12458 (epilogue_exitd): Rename to epilogue_exitd_24.
12459 (epilogue_reit): Rename to epilogue_reit_24.
12461 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
12462 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
12464 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
12466 * haifa-sched.c (queue_to_ready): Don't requeue next insn
12467 if dbg_cnt (sched_insn) reaches the limit.
12468 (choose_ready): New parameter INSN_PTR and new return value.
12469 (schedule_block): Handle dbg_cnt (sched_insn). Handle
12470 the new return value from choose_ready.
12471 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
12472 (rest_of_handle_global_alloc): New global_alloc_at_func.
12474 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
12476 PR tree-optimization/25737
12477 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
12478 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
12479 * tree-flow.h (struct fieldoff): Add new field alias_set.
12480 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
12481 argument addressable_type. Set alias_set of fieldoff.
12482 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
12483 (create_overlap_variables_for): Pass alias_set from fieldoff to
12485 * alias.c (get_alias_set): Use alias_set from SFT if set.
12487 2007-06-20 Hui-May Chang <hm.chang@apple.com>
12489 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
12490 of a variable as an unsigned HOST_WIDE_INT integer.
12492 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
12494 PR rtl-optimization/32405
12495 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
12497 2007-06-20 Jakub Jelinek <jakub@redhat.com>
12499 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
12501 PR middle-end/31959
12502 * builtins.c: Include diagnostic.h.
12503 (expand_builtin_expect): Make gcc_assert more permissive.
12504 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
12506 PR inline-asm/32109
12507 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
12510 PR middle-end/32285
12511 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
12512 if ACCUMULATE_OUTGOING_ARGS.
12514 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
12516 * config/m68hc11/m68hc11.c: Include dataflow header file.
12517 (m68hc11_reorg): Port to dataflow.
12519 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
12521 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
12522 (struct df_problem.free_blocks_on_set_blocks): New field.
12523 (struct dataflow.optional_p): New field.
12524 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
12525 (df_live_set_all_dirty): New function.
12526 * df-scan.c (df_scan_alloc): Initialize optional_p.
12527 (problem_SCAN): Initialize free_blocks_on_set_blocks.
12528 * df-core.c (df_set_blocks): Removed use of
12529 DF_FIRST_OPTIONAL_PROBLEM. Now uses
12530 df_problem.free_blocks_on_set_blocks to determine which blocks are
12532 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
12533 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
12534 uses dataflow.optional_p to determine if problem should be
12536 (rest_of_handle_df_initialize): Only start live problem if
12538 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
12539 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
12540 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
12541 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
12542 problem_NOTE): Initialize free_blocks_on_set_blocks.
12543 (df_lr_bb_local_compute): Recompute luids if df_live problem is
12545 (df_live_set_all_dirty, df_note_alloc): New function.
12546 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
12548 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
12549 * postreload.c (reload_combine): Ditto.
12550 * cse.c (cse_extended_basic_block): Ditto.
12551 * regmove.c (mark_flags_life_zones): Ditto.
12552 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
12553 erase_matching_seqs): Ditto.
12554 * bt-load.c (compute_defs_uses_and_gen): Ditto.
12555 * integrate (allocate_initial_values): Ditto.
12556 * combine.c (reg_dead_at_p): Ditto.
12557 * resource.c (mark_target_live_regs): Ditto.
12558 * sched-rgn.c (check_live_1, update_live_1): Ditto.
12559 * config/sh/sh.c (find_r0_life_regions): Ditto.
12560 * global.c (rest_of_handle_global_alloc): Only add back df_live
12562 * local-alloc.c (rest_of_handle_local_alloc): Only remove
12563 df_live for -O > 1.
12564 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
12566 (if_convert): Make sure df_live is there at -O == 1.
12567 (pass_if_after_combine): Cleanup flags.
12568 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
12569 is there at -O == 1.
12571 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
12573 * config/arm/arm.c (arm_get_frame_offsets): Set
12574 offsets->locals_base to avoid negative stack size.
12575 (thumb1_expand_prologue): Assert on negative stack size.
12577 2007-06-19 Sebastian Pop <sebpop@gmail.com>
12579 PR tree-optimization/32367
12580 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
12581 of the chrec has no evolution in that loop.
12582 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
12584 2007-06-19 Bob Wilson <bob.wilson@acm.org>
12586 * config/xtensa/xtensa.c: Include "df.h".
12587 (xtensa_builtin_saveregs): Use adjust_address instead of
12589 (xtensa_va_start): Invoke make_tree with sizetype for
12590 expand_builtin_saveregs and then convert the result to a pointer.
12591 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
12592 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
12593 Subtract argument size from index value as integers and then use
12594 POINTER_PLUS_EXPR to add the result to the array address.
12596 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
12599 * config/m32c/m32c.c: Include dataflow header file.
12600 (m32c_emit_prologue): Adjust for prologue insn change.
12601 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
12602 once inside a PARALLEL. Assume frame size passed in operand 0
12603 includes space to save the fb register.
12604 (prologue_enter_24): Likewise.
12605 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
12607 2007-06-19 David Daney <ddaney@avtrex.com
12610 * config/mips/mips.md (cprestore): Mark $gp as used.
12612 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
12615 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
12616 (frv_ifcvt_modify_insn): Likewise.
12618 2007-06-19 Richard Guenther <rguenther@suse.de>
12620 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
12621 only handle positive offsets that fit in a HOST_WIDE_INT.
12623 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
12625 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
12626 result of rsqrt insn for zero input argument to avoid NaN.
12628 2007-06-19 Richard Guenther <rguenther@suse.de>
12630 PR middle-end/31950
12631 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
12633 2007-06-19 Jakub Jelinek <jakub@redhat.com>
12635 PR tree-optimization/32353
12636 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
12638 2007-06-19 Nick Clifton <nickc@redhat.com>
12640 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
12642 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
12645 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
12646 * config/i386/i386.c (assign_386_stack_local): Assert that
12647 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
12648 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
12649 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
12650 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
12652 2007-06-18 Steve Ellcey <sje@cup.hp.com>
12654 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
12656 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
12658 PR rtl-optimization/32321
12659 * gcse.c (replace_store_insn): Update the note before
12660 calling emit_insn_after.
12662 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
12664 PR middle-end/32355
12665 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
12667 * df-problems.c (df_note_bb_compute): Fix dumping info.
12669 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
12671 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
12672 insn with emit_jump_insn.
12674 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
12676 PR tree-optimization/32383
12677 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
12678 * targhooks.h (default_builtin_reciprocal): Update prototype.
12679 * target.h (struct gcc_target): Update builtin_reciprocal.
12680 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
12681 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
12682 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
12683 when fndecl is in BUILT_IN_MD class.
12684 (execute_convert_to_rsqrt): Ditto.
12686 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
12687 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
12688 Convert BUILT_IN_SQRTF code only when md_fn is false.
12690 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
12692 * bt-load.c (move_btr_def): Fix the order of arguments
12693 to validate_replace_rtx.
12695 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
12697 * config/m68k/m68k-devices.def: Add 54450..54455.
12699 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
12701 PR rtl-optimization/32366
12702 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
12703 FLOAT_EXTEND]: Prevent non-scalar modes from entering
12706 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
12708 PR middle-end/32349
12709 * modulo-sched (generate_reg_moves): Added rescan parameter and if
12710 this is true, rescan insn being modified.
12711 (sms_schedule): Added rescan parameter.
12712 (rest_of_handle_sms): Moved freeing of dominance info to before
12713 getting out of cfg_layout.
12715 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
12717 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
12718 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
12721 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
12722 FL_CF_EMAC from the entry for isac.
12724 * config/m68k/predicates.md (const_call_operand): Adjust comment.
12725 (const_sibcall_operand): New.
12726 (sibcall_operand): Use it.
12727 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
12728 (m68k_isas): ISAC does not imply FPU or EMAC.
12729 (override_options): Add ISA_C logic for symbolic jump & call.
12731 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
12733 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
12734 return mode from the builtin itself.
12735 (sparc_fold_builtin): Fix cast of zero constant.
12737 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
12739 * targhooks.c (default_builtin_reciprocal): New default target hook.
12740 * targhooks.h (default_builtin_reciprocal): Add prototype.
12741 * hooks.c (hook_tree_tree_bool_null): Remove hook.
12742 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
12743 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
12744 default_builtin_reciprocal.
12746 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
12748 PR middle-end/31723
12749 * hooks.c (hook_tree_tree_bool_null): New hook.
12750 * hooks.h (hook_tree_tree_bool_null): Add prototype.
12751 * tree-pass.h (pass_convert_to_rsqrt): Declare.
12752 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
12753 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
12754 and convert it to reciprocal a*rfunc(b).
12755 (execute_convert_to_rsqrt): New function.
12756 (gate_convert_to_rsqrt): New function.
12757 (pass_convert_to_rsqrt): New pass definition.
12758 * target.h (struct gcc_target): Add builtin_reciprocal.
12759 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
12760 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
12761 TARGET_BUILTIN_RECIPROCAL.
12762 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
12764 * config/i386/i386.h (TARGET_RECIP): New define.
12765 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
12766 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
12767 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
12768 and not optimizing for size.
12769 (*rcpsf2_sse): New insn pattern.
12770 (*rsqrtsf2_sse): Ditto.
12771 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
12772 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
12773 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
12774 and not optimizing for size.
12775 (sqrt<mode>2): Expand SFmode operands 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 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
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 (*sse_rsqrtv4sf2): Do not export.
12784 (sqrtv4sf2): Ditto.
12785 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
12786 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
12787 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
12788 and not optimizing for size.
12789 (sqrtv4sf2): Ditto.
12790 * config/i386/i386.opt (mrecip): New option.
12791 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
12792 (ix86_emit_swsqrtsf): Ditto.
12793 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
12794 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
12795 builtin definition.
12796 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
12797 ix86_expand_unop1_builtin.
12798 (ix86_emit_swdivsf): New function.
12799 (ix86_emit_swsqrtsf): Ditto.
12800 (ix86_builtin_reciprocal): New function.
12801 (TARGET_BUILTIN_RECIPROCAL): Use it.
12802 (ix86_vectorize_builtin_conversion): Rename from
12803 ix86_builtin_conversion.
12804 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
12805 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
12806 "i386 and x86_64 Options" section.
12807 (Intel 386 and AMD x86_64 Options): Document -mrecip.
12809 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
12810 Zdenek Dvorak <dvorakz@suse.cz>
12811 Richard Guenther <rguenther@suse.de>
12812 Kaz Kojima <kkojima@gcc.gnu.org>
12814 * tree-vrp.c (compare_values_warnv): Convert val2 to
12816 (extract_range_from_assert): Create
12817 POINTER_PLUS_EXPR for pointer types.
12818 (extract_range_from_binary_expr): Handle
12819 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
12821 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
12822 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
12823 POINTER_PLUS_EXPR as PLUS_EXPR.
12824 (number_of_iterations_lt_to_ne):
12825 For pointer types, use sizetype when
12826 creating MINUS_EXPR/PLUS_EXPRs.
12827 (assert_loop_rolls_lt): For pointer types, use sizetype when
12828 creating MINUS_EXPR/PLUS_EXPRs.
12829 (number_of_iterations_le): Likewise.
12830 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
12831 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
12832 like PLUS_EXPR and MINUS_EXPR.
12833 * tree-pretty-print.c (dump_generic_node): Handle
12835 (op_prio): Likewise.
12836 (op_symbol_1): Likewise.
12837 * optabs.c (optab_for_tree_code): Likewise.
12838 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
12840 * tree-tailcall.c (process_assignment): Mention
12841 POINTER_PLUS_EXPR in a TODO comment.
12842 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
12843 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
12844 not used with a pointer and an integer type.
12845 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
12846 increment using chrec_convert_rhs instead of chrec_convert.
12847 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
12848 PLUS_EXPR except for the right hand side's type will be
12850 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
12851 (fold_used_pointer_cast): Kill.
12852 (pointer_offset_p): Kill.
12853 (fold_used_pointer): Kill.
12854 (pointer_used_p): Kill.
12855 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
12856 call fold_used_pointer.
12857 (instantiate_parameters_1): Convert the increment
12858 using chrec_convert_rhs instead of chrec_convert.
12859 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
12860 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
12861 instead of PLUS_EXPR.
12862 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
12863 PLUS_EXPR for pointers.
12864 (std_gimplify_va_arg_expr): Likewise.
12865 (fold_builtin_memory_op): Likewise.
12866 (fold_builtin_strstr): Likewise.
12867 (fold_builtin_strchr): Likewise.
12868 (fold_builtin_strrchr): Likewise.
12869 (fold_builtin_strpbrk): Likewise.
12870 (expand_builtin_memory_chk): Likewise.
12871 (fold_builtin_memory_chk): Likewise.
12872 (std_expand_builtin_va_start): Use
12873 sizetype for the call to make_tree and then convert
12874 to the pointer type.
12875 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
12876 instead of PLUS_EXPR for adding to a pointer.
12877 (std_gimplify_va_arg_expr): Use fold_build2 for
12878 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
12879 the operands to sizetype first and then cast the BIT_AND_EXPR
12880 back to the pointer type.
12881 * fold-const.c (build_range_check): Handle pointer types
12883 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
12884 of PLUS_EXPR's. Make sure the offset is converted to
12886 (try_move_mult_to_index): Strip the NOPs from the offset.
12887 Remove code argument and replace all uses with PLUS_EXPR.
12888 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
12889 specially. Don't use a pointer type for MINUS_EXPR.
12890 (fold_unary): Handle for (T1)(X op Y),
12891 only p+ as that is the only as that can be handled for
12892 binary operators now.
12893 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
12895 <case PLUS_EXPR>: Add folding of PTR+INT into
12897 Don't call try_move_mult_to_index.
12898 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
12899 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
12900 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
12901 Don't call try_move_mult_to_index.
12902 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
12903 (tree_expr_nonzero_p): Likewise.
12904 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
12905 of PLUS_EXPR for the complex expression folding.
12906 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
12907 first chrec is a pointer type, then the second should
12908 be sizetype and not the first's type.
12909 For POINTER_PLUS_EXPR, use a different right hand side type.
12910 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
12911 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
12912 different right hand side type.
12913 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
12914 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
12915 instead of PLUS_EXPR.
12916 When either operand is zero, convert the other operand.
12917 (chrec_apply): Use chrec_convert_rhs
12918 on the argument x instead of chrec_convert.
12919 (reset_evolution_in_loop): For pointer types, the new_evol
12920 should be sizetype.
12921 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
12922 different right hand side type.
12923 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
12924 (chrec_convert_rhs): New function.
12925 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
12926 different right hand side type.
12927 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
12928 * tree-chrec.h (chrec_convert_rhs): New prototype.
12929 (build_polynomial_chrec): For pointer types, the right hand
12930 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
12931 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
12932 Remove subtraction case as it is always addition now.
12933 Make sure the offset is converted to sizetype.
12934 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
12935 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
12936 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
12937 PLUS_EXPR in pointer type.
12938 Handle POINTER_PLUS_EXPR.
12939 (tree_to_aff_combination): Likewise.
12940 (force_expr_to_var_cost): Likewise.
12941 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
12942 instead of PLUS_EXPR for pointers.
12943 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
12944 instead of PLUS_EXPR of pointer types.
12945 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
12947 (check_va_list_escapes): Likewise.
12948 (check_all_va_list_escapes): Likewise.
12949 * dwarf2out.c (loc_descriptor_from_tree_1):
12950 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
12951 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
12952 (string_constant): Likewise.
12953 * tree-ssa-address.c (tree_mem_ref_addr): When adding
12954 the offset to the base, use POINTER_PLUS_EXPR.
12955 (add_to_parts): Convert the index to sizetype.
12956 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
12957 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
12958 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
12959 Offset only holds something for PLUS_EXPR.
12960 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
12962 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
12964 (analyze_accesses_for_modify_stmt): Likewise.
12965 Remove comment about the type being integral type as it is
12967 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
12969 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
12971 Correct the type which the artimentic is done in (is now
12974 * tree-data-ref.c (split_constant_offset): Handle
12976 * tree-affine.c (tree_to_aff_combination): Likewise.
12977 * c-typeck.c (build_unary_op): For pointers create the increment
12978 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
12980 * gimplify.c (gimplify_self_mod_expr): Create a
12981 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
12982 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
12983 * tree.def (POINTER_PLUS_EXPR): New tree code.
12984 * tree-predcom.c (ref_at_iteration): If we have a pointer
12985 type do the multiplication in sizetype.
12986 * tree-mudflap.c (mf_xform_derefs_1): Create a
12987 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
12988 * tree-ssa-forwprop.c
12989 (forward_propagate_addr_into_variable_array_index):
12990 Don't expect there to be a cast for the index as that
12991 does not exist anymore.
12992 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
12993 instead of PLUS_EXPR.
12994 Don't check for the first operand of the POINTER_PLUS_EXPR
12995 was the index as it cannot be.
12996 Call forward_propagate_addr_into_variable_array_index with
12997 the SSA_NAME instead of the statement.
12998 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
12999 (compare_constant): Likewise.
13000 (copy_constant): Likewise.
13001 (compute_reloc_for_constant): Likewise.
13002 (output_addressed_constants): Likewise.
13003 (initializer_constant_valid_p): Likewise.
13004 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
13005 Convert the MIN/MAX of the inner type to the outer
13006 type before comparing them.
13007 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
13008 POINTER_PLUS_EXPR instead of PLUS_EXPR.
13009 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
13010 of PLUS_EXPR for pointers.
13011 * tree-inline.c (estimate_num_insns_1): Handle
13013 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
13014 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
13015 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
13016 instead of PLUS_EXPR for the pointer increment statement.
13017 (vect_update_ivs_after_vectorizer): For pointer types, create
13018 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
13019 MULT_EXPR in sizetype.
13020 (vect_gen_niters_for_prolog_loop): Add a cast when creating
13022 * tree-object-size.c (plus_expr_object_size): Handle
13023 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
13024 code which is trying to figure out which side is a pointer and
13026 (check_for_plus_in_loops_1): Likewise.
13027 (check_for_plus_in_loops): Likewise.
13028 * c-common.c (pointer_int_sum): Create a
13029 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
13030 * tree-ssa-structalias.c (handle_ptr_arith): Handle
13031 only POINTER_PLUS_EXPR. Removing all the extra
13032 code which is trying to figure out which side is a pointer and
13034 * tree-cfg.c (verify_expr): Add extra checking for pointers and
13035 PLUS_EXPR and MINUS_EXPR.
13036 Also add checking to make sure the operands of POINTER_PLUS_EXPR
13038 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
13039 with make_tree, instead of a pointer type.
13040 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
13041 for pointers instead of PLUS_EXPR.
13042 (s390_gimplify_va_arg): Likewise.
13043 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
13044 instead of PLUS_EXPR when doing addition on pointer
13045 types. Use sizetype for the second operand.
13046 (spu_gimplify_va_arg_expr): Likewise.
13047 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
13048 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
13049 a pointer. Don't create a BIT_AND_EXPR for pointer types.
13050 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
13051 for the pointer addition and also use size_int/sizetype
13053 (ix86_gimplify_va_arg): Likewise.
13054 Perform BIT_AND_EXPR on sizetype arguments.
13055 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
13056 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
13057 for the pointer additions and also use size_int for the offsets.
13058 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
13059 additions and also use size_int for the offsets. Perform
13060 BIT_AND_EXPR on sizetype arguments.
13061 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
13062 POINTER_PLUS_EXPR for pointers and create the
13063 BIT_AND_EXPR in sizetype.
13064 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
13065 instead of PLUS_EXPR for pointer addition.
13066 (rs6000_va_start): Likewise.
13067 Also use sizetype for the offset.
13068 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
13069 as PLUS_EXPR/MINUS_EXPR.
13070 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
13071 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
13072 Don't use BIT_AND_EXPR on a pointer type, convert the
13073 expression to sizetype first.
13074 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
13076 (mips_gimplify_va_arg_expr): Likewise.
13077 Don't create BIT_AND_EXPR in a pointer type.
13079 2007-06-15 Eric Christopher <echristo@apple.com>
13081 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
13082 (x86_64-*-darwin*): Ditto.
13083 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
13086 2007-06-15 Matthew Wilcox <matthew@wil.cx>
13088 * doc/extend.texi: Document behavior of __attribute__((aligned))
13091 2007-06-15 Mark Mitchell <mark@codesourcery.com>
13093 * rtlanal.c (note_stores): Improve documentation.
13095 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
13097 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
13098 LOCAL_LABEL_PREFIX): Delete.
13099 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
13100 (bfin_internal_label): Delete.
13102 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
13104 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
13105 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
13106 otherwise define to LIBGCC2_TF_CEXT.
13107 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
13108 (LIBGCC_TF_CEXT): Ditto.
13111 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
13113 PR rtl-optimization/32339
13114 * df-scan.c (df_uses_record): Don't modify flags but just add to
13115 it for df_ref_record.
13117 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
13119 * tree-mudflap.c: Fix whitespace issues.
13121 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
13123 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
13125 2007-06-14 Eric Christopher <echristo@apple.com>
13127 * config/i386/sse.md (movdi_to_sse): Rewrite body.
13128 (movv4sf): Use gcc_unreachable instead of abort.
13130 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
13133 * config/i386/sfp-machine.h (CMPtype): New define.
13134 (mach stubs): Use CMPtype instead of int as a return type.
13136 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
13138 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
13139 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
13140 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
13141 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
13142 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
13143 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
13144 config/soft-fp/soft-fp.h: Update from glibc CVS.
13146 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
13148 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
13150 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
13153 * config/v850/v850.c: Include dataflow header file.
13154 (substitute_ep_register): Fix typo.
13156 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
13158 * configure.ac: Fix earlier checkin.
13159 * configure: Regenerated.
13161 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
13163 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
13164 * aclocal.m4: Regenerate.
13165 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
13166 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
13167 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
13168 * configure: Regenerate.
13169 * Makefile.in (LOOSE_WARN): Subst loose_warn.
13171 * Makefile.in (quickstrap): Build libgcc too.
13173 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
13175 * configure.ac: Add --enable-checking=df. Explicitly mention that
13176 the variables are initialized as for "release".
13177 * df-core.c: Use it.
13178 * configure: Regenerate.
13179 * config.in: Regenerate.
13181 2007-06-14 Bob Wilson <bob.wilson@acm.org>
13183 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
13184 validate_replace_rtx instead of replace_rtx.
13185 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
13187 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
13189 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
13190 (DWARF2_UNWIND_INFO): Override default if configured with
13192 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
13193 (ENDFILE_SPEC): Add crtend.o.
13194 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
13195 (ENDFILE_SPEC): Add crtend.o.
13196 (TARGET_USE_JCR_SECTION): Define.
13197 (MD_UNWIND_SUPPORT): Define for 32-bit target.
13199 * config/i386/cygming-crtbegin.c: New file.
13200 * config/i386/cygming-crtend.c: New file.
13202 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
13204 * config/i386/w32-unwind.h: New file.
13206 2007-06-13 Eric Christopher <echristo@apple.com>
13208 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
13209 the user set a value below STACK_BOUNDARY.
13211 2007-06-13 Thiemo Seufer <ths@networkno.de>
13213 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
13214 imply -lpthread for -pthread.
13216 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
13218 * basic-block.h: Remove the prototype for
13219 free_basic_block_vars.
13220 * cfglayout.h: Remove the prototype for
13221 insn_locators_initialize.
13222 * tree.h: Remove the prototype for emit_line_note.
13224 * tree-ssa-pre.c (mergephitemp): Remove.
13225 (init_pre): Don't use mergephitemp.
13227 2007-06-13 Eric Christopher <echristo@apple.com>
13229 * config/i386/i386.c (override_options): If we've specified
13230 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
13232 2007-06-13 Bob Wilson <bob.wilson@acm.org>
13234 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
13237 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
13239 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
13240 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
13241 (eh_store_handler): New pattern.
13242 (eh_return): Emit it instead of a plain move.
13244 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
13246 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
13247 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
13248 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
13251 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
13253 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
13254 (find_next_insn_start, find_load): New functions.
13255 (bfin_reorg): Use them to deal with the fact that parallel insns are
13256 no longer represented as a SEQUENCE.
13258 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
13260 * config/sparc/sparc.c (sparc_override_options): Initialize
13261 fpu mask correctly.
13263 2007-06-13 Dave Korn <dave.korn@artimi.com>
13265 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
13268 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
13270 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
13271 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
13272 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
13273 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
13274 tree-vect-transform.c: Fix comment typos. Follow spelling
13277 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
13279 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
13280 to the exit block use set.
13281 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
13282 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
13283 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
13285 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
13287 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
13288 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
13289 to indicate an error.
13290 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
13292 (dbg_cnt_process_opt): Print an error on a bad argument.
13293 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
13294 * common.opt (-fdbg-cnt-list): New.
13295 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
13297 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
13299 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
13300 flag on ref-all pointers.
13302 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
13304 PR middle-end/31579
13305 * expr.c (expand_expr_addr_expr_1): Call expand_expr
13306 for the offset with the modifier as EXPAND_INITIALIZER
13307 if the modifier is EXPAND_INITIALIZER.
13308 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
13309 a register if we had an overflow.
13311 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13313 * real.c (real_isfinite): New.
13314 (real_sqrt): Use it.
13315 * real.h (real_isfinite): New.
13316 * builtins.c: Use it.
13318 2007-06-12 Ian Lance Taylor <iant@google.com>
13319 Daniel Berlin <dberlin@dberlin.org>
13322 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
13323 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
13324 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
13325 (DECL_NO_TBAA_P): Define.
13326 (struct tree_decl_common): Add no_tbaa_flag field.
13327 * tree-ssa-structalias.c (struct variable_info): Add
13328 no_tbaa_pruning field.
13329 (new_var_info): Initialize no_tbaa_pruning field.
13330 (unify_nodes): Copy no_tbaa_pruning field.
13331 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
13332 (dump_solution_for_var): Print no_tbaa_pruning flag.
13333 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
13335 (compute_tbaa_pruning): New static function.
13336 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
13337 Call compute_tbaa_pruning.
13338 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
13339 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
13340 * gimple-low.c (lower_stmt): Likewise.
13341 * tree-gimple.c (is_gimple_stmt): Likewise.
13342 * tree-ssa-operands.c (get_expr_operands): Likewise.
13343 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
13344 * tree-inline.c (estimate_num_insns_1): Likewise.
13345 (copy_result_decl_to_var): Likewise.
13346 * expr.c (expand_expr_real_1): Likewise.
13347 * tree-pretty-print.c (dump_generic_node): Likewise.
13348 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
13349 * omp-low.c (omp_copy_decl_2): Likewise.
13350 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
13351 * doc/c-tree.texi (Expression trees): Document
13352 CHANGE_DYNAMIC_TYPE_EXPR.
13354 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13356 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
13357 with !HONOR_NANS and !HONOR_INFINITIES.
13358 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
13360 2007-06-12 Tristan Gingold <gingold@adacore.com>
13362 * gcov.c: Comments updated.
13363 (source_info): Add file_time field.
13364 (source_index): New variable.
13365 (mutiple_files): New variable.
13366 (generate_results): New function extracted from process_file.
13367 (process_file): Save and restore chain of functions, generate
13368 results and free structures only if not merging results.
13369 (release_structures): File names are now freed in create_file_names
13370 (create_file_names): Free previous file names.
13371 (find_source): File date is now read here and modifications in
13372 source files is checked here.
13373 (read_graph_file): Only reverse order of functions for the current
13375 (make_gcov_file_name): Do not generate long names if input_name is
13377 (output_lines): If merging results do not display graph, data and
13379 Checking source file modification is done in find_source.
13381 * doc/gcov.texi: Append an s to sourcefile.
13383 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
13385 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
13386 (forced_nop): New pattern.
13387 * config/bfin/bfin.c: Include "df.h".
13388 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
13389 (bfin_discover_loop): Use df_get_live_in instead of
13390 global_live_at_start.
13391 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
13392 df_analyze when done.
13393 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
13394 the insns. Use QImode for the final insn in a bundle. Call
13395 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
13397 (reorder_var_tracking_notes): New function.
13398 (bfin_reorg): Pass no argument to split_all_insns. Don't call
13399 update_life_info. Call df_analyze after scheduling and bundle
13400 generation. Call reorder_var_tracking_notes if generating these
13401 notes. Call df_finish_pass at the end.
13403 2007-06-12 Dirk Mueller <dmueller@suse.de>
13405 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
13406 a comparison, not an assignment.
13408 2007-06-12 Olivier Hainque <hainque@adacore.com>
13410 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
13411 Request walking the subtrees only, leaving the current is_lhs/val_only
13413 (convert_non_local_reference): Likewise.
13415 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
13417 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
13419 2007-06-12 Richard Guenther <rguenther@suse.de>
13421 PR tree-optimization/15353
13422 PR tree-optimization/31657
13423 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
13424 * timevar.def: Add TV_TREE_IFCOMBINE.
13425 * tree-pass.h (pass_tree_ifcombine): Declare.
13426 * tree-ssa-ifcombine.c: New file.
13427 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
13428 * tree-flow.h (blocks_in_phiopt_order): Declare.
13429 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
13430 (tree-ssa-ifcombine.o): New dependencies.
13432 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
13434 PR rtl-optimization/32293
13435 * combine.c (simplify_if_then_else): Truncate return from
13436 nonzero_bits() to correct mode.
13438 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
13440 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
13441 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
13443 2007-06-11 Diego Novillo <dnovillo@google.com>
13445 * Makefile.in (reload1.o-warn): Remove.
13447 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
13449 * combine.c (subst): Use reg_overlap_mentioned_p
13450 instead of comparing register numbers directly.
13452 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
13454 * reload1.c (mark_home_live_1): Use the mode parameter.
13456 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
13458 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
13459 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
13461 * df-core.c: Ditto.
13463 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
13465 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
13467 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
13469 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
13470 from integer registers.
13471 (FP mode splitters): Handle TFmode.
13473 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
13475 * tree-ssa-structalias.c (find_what_p_points_to): Return false
13476 for ref-all pointers that point-to anything.
13478 2007-06-11 Joseph Myers <joseph@codesourcery.com>
13480 * config/arm/arm.c (arm_output_dwarf_dtprel,
13481 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
13483 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
13485 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
13486 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
13489 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
13491 * tree.c (signed_or_unsigned_type_for): New.
13492 (unsigned_type_for): Use signed_or_unsigned_type_for.
13493 (signed_type_for): Use signed_or_unsigned_type_for.
13494 * tree.h (signed_or_unsigned_type_for): New.
13495 (get_signed_or_unsigned_type): Remove.
13496 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
13497 lang_hooks.types.signed_type
13498 (size_diffop): Likewise.
13499 (all_ones_mask_p): Likewise.
13500 (build_range_check): Likewise.
13501 (fold_cond_expr_with_comparison): Likewise.
13502 (fold_cond_expr_with_comparison): Likewise.
13503 (unextend): Likewise.
13504 (extract_muldiv_1): Likewise.
13505 (fold_single_bit_test_into_sign_test): Likewise.
13506 (fold_binary): Likewise.
13507 (fold_ternary): Likewise.
13508 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
13509 instead of get_signed_or_unsigned_type.
13510 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
13511 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
13512 * expr.c (signed_or_unsigned_type_for): Use
13513 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
13514 * langhooks.c (get_signed_or_unsigned_type): Remove.
13515 (lhd_signed_or_unsigned_type): Remove.
13516 * langhooks.h (lang_hooks_for_types): Remove signed_type and
13517 signed_or_unsigned_type.
13518 (lhd_signed_or_unsigned_type): Remove.
13519 * expmed.c (make_tree): Use signed_type_for instead of
13520 lang_hooks.types.signed_type.
13521 * c-common.c (same_scalar_type_ignoring_signedness): Use
13522 c_common_signed_type instead of lang_hooks.types.signed_type.
13523 (c_common_unsigned_type): New.
13524 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
13525 (shorten_compare): Use c_common_unsigned_type instead of
13526 c_common_signed_or_unsigned_type.
13527 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
13529 * convert.c (convert_to_integer): Use signed_type_for instead of
13530 lang_hooks.types.signed_type.
13531 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
13532 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
13533 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
13534 * c-format.c (check_format_types): Use c_common_unsigned_type
13535 instead of unsigned_type_for.
13536 * c-decl.c (groakdeclarator): Likewise.
13537 * c-typeck.c (convert_for_assignment): Likewise.
13538 * c-common.h (c_common_unsigned_type): New.
13540 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
13543 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
13544 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
13546 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
13548 PR middle-end/32279
13549 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
13550 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
13552 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
13553 Sebastian Pop <sebpop@gmail.com>
13555 * lambda-code.c (remove_iv): New.
13556 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
13558 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
13560 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
13561 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
13562 * tree-ssa-loop-prefetch.c: Include optabs.h.
13563 (FENCE_FOLLOWING_MOVNT): New macro.
13564 (struct mem_ref): Add independent_p and storent_p fields.
13565 (record_ref): Initalize the new fields.
13566 (gather_memory_references_ref): Return true if the reference
13568 (gather_memory_references): Check whether all memory accesses
13569 in loop were recorded.
13570 (should_issue_prefetch_p): Return false for nontemporal stores.
13571 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
13572 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
13573 (determine_loop_nest_reuse): Detect independent memory references.
13574 (loop_prefetch_arrays): Call mark_nontemporal_stores.
13575 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
13576 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
13577 * config/i386/i386.h (x86_mfence): Declare.
13578 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
13579 * config/i386/i386.c (x86_mfence): New variable.
13580 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
13582 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
13583 * optabs.c (init_optabs): Initialize storent_optab.
13584 * optabs.h (enum optab_index): Add OTI_storent.
13585 (storent_optab): Declare.
13586 * genopinit.c (optabs): Add initialization for storent_optab.
13587 * tree.h (MOVE_NONTEMPORAL): New macro.
13588 * expr.c (expand_assignment, store_expr, store_constructor_field,
13589 store_constructor, store_field, expand_expr_real_1): Propagate
13590 nontemporality of the expanded store.
13591 (emit_storent_insn): New function.
13592 * expr.h (expand_assignment, store_expr): Declaration changed.
13593 * function.c (assign_parm_setup_reg): Pass false as nontemporality
13594 to expand_assignment.
13595 * stmt.c (expand_asm_expr): Ditto.
13596 * calls.c (initialize_argument_information): Pass false as
13597 nontemporality to store_expr.
13598 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
13601 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
13603 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
13605 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
13607 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
13609 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
13610 and allow DECL_P here.
13612 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
13614 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
13615 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
13616 track of the size of the expression.
13617 * cfghooks.c (merge_blocks): Remove block from loops structure only
13618 after call of the merge_blocks hook.
13620 2007-06-09 Tom Tromey <tromey@redhat.com>
13622 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
13623 (deprecated_state): Removed.
13624 (start_decl): Update.
13625 (enum deprecated_states): Moved earlier.
13626 (groktypename): Update.
13627 (push_parm_decl): Likewise.
13628 (grokfield): Likewise.
13629 (start_function): Likewise.
13631 2007-06-09 Ian Lance Taylor <iant@google.com>
13633 PR tree-optimization/32169
13634 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
13635 CONVERT_EXPR, check whether min and max both converted to an
13636 overflow infinity representation.
13638 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
13640 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
13641 not inserted on the edge.
13643 2007-06-08 Bob Wilson <bob.wilson@acm.org>
13645 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
13646 instructions if they are supported.
13647 (__divsi3, __umodsi3, __modsi3): Likewise.
13648 (__ashldi3, __ashrdi3, __lshrdi3): New.
13649 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
13651 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
13652 Tony Linthicum <tony.linthicum@amd.com>
13654 * doc/invoke.texi: Add fvect-cost-model flag.
13655 * common.opt (fvect-cost-model): New flag.
13656 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
13657 cost fields in stmt_vec_info struct for STMT.
13658 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
13659 fields in stmt_vec_info struct and access functions for the same.
13660 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
13661 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
13662 load, store and vector to scalar operation.
13663 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
13664 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
13665 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
13666 (TARG_VEC_STORE_COST): Define cost of vector store.
13667 (vect_estimate_min_profitable_iters): Define new function.
13668 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
13669 check to evaluate if loop iterations are less than minimum profitable
13670 iterations determined by cost model or minimum vect loop bound defined
13671 by user, whichever is more conservative.
13672 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
13673 run-time check to evaluate if loop iterations are less than minimum
13674 profitable iterations determined by cost model or minimum vect loop
13675 bound defined by user, whichever is more conservative.
13676 (vect_estimate_min_profitable_iterations): New function to estimate
13677 mimimimum iterartions required for vector version of loop to be
13678 profitable over scalar version.
13679 (vect_model_reduction_cost): New function.
13680 (vect_model_induction_cost): New function.
13681 (vect_model_simple_cost): New function.
13682 (vect_cost_strided_group_size): New function.
13683 (vect_model_store_cost): New function.
13684 (vect_model_load_cost): New function.
13685 (vectorizable_reduction): Call vect_model_reduction_cost during
13687 (vectorizable_induction): Call vect_model_induction_cost during
13689 (vectorizable_load): Call vect_model_load_cost during analysis phase.
13690 (vectorizable_store): Call vect_model_store_cost during analysis phase.
13691 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
13692 vectorizable_promotion, vectorizable_demotion): Call
13693 vect_model_simple_cost during analysis phase.
13695 2007-06-08 Simon Baldwin <simonb@google.com>
13697 * reg-stack.c (get_true_reg): Readability change. Moved default case
13698 label into direct switch statement scope.
13700 2007-06-08 Simon Baldwin <simonb@google.com>
13702 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
13703 in gcc_assert() with '==' comparison.
13705 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
13707 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
13708 TARGET_ABM handling of x86_popcnt variable.
13710 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
13712 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
13713 __builtin_copysignq and __builtin_infq built-in functions.
13715 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
13717 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
13718 SSE4.2 section. Correct built-in function names in SSE4A section.
13720 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
13722 PR tree-optimization/32243
13723 * tree-vect-transform.c (vectorizable_type_promotion): Move check
13724 for ncopies after ratio check between nunits_out and nunits_in.
13725 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
13727 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
13729 PR tree-optimization/32224
13730 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
13731 vectorization upon a non GIMPLE_MODIFY_STMT.
13733 2007-06-08 Christian Bruel <christian.bruel@st.com>
13736 * config/sh/sh.md (doloop_end): New pattern and splitter.
13737 * loop-iv.c (simple_rhs_p): Check for hardware registers.
13739 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
13741 PR middle-end/32209
13742 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
13744 (verify_dominators): Do not change dominance tree.
13746 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
13748 * config/sh/constraints.md: New file.
13749 * config/sh/sh.c: Include tm-constrs.h.
13750 (reg_class_from_letter): Remove.
13751 (prepare_cbranch_operands): Use satisfies_constraint_*
13752 function instead of macro.
13753 (andcosts, broken_move, sh_secondary_reload): Likewise.
13754 * config/sh/predicates.md (trapping_target_operand): Likewise.
13755 (and_operand, arith_operand, arith_reg_or_0_operand,
13756 cmp_operand, logical_operand, target_operand,
13757 ua_address_operand, ua_offset, xor_operand): Likewise.
13758 * config/sh/sh.md: Include constraints.md.
13759 (*movsicc_t_false): Use satisfies_constraint_* function
13761 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
13762 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
13763 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
13764 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
13765 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
13766 (REG_CLASS_FROM_CONSTRAINT): Remove.
13767 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
13768 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
13769 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
13770 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
13771 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
13772 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
13773 function instead of macro.
13774 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
13775 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
13776 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
13777 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
13778 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
13779 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
13780 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
13781 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
13782 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
13783 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
13784 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
13785 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
13786 EXTRA_CONSTRAINT_STR): Likewise.
13787 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
13789 2007-06-07 Geoffrey Keating <geoffk@apple.com>
13791 * config/i386/darwin.h (STACK_BOUNDARY): Define.
13793 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
13796 * c-common.h (flag_cpp0x): Replaced by...
13797 (cxx_dialect): ... this new variable specifying the C++ dialect that
13799 * c-common.c (flag_cpp0x): Removed.
13800 (cxx_dialect): Defined.
13801 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
13803 * c-opts.c (c_common_post_options): Likewise.
13804 (set_std_cxx98): Set cxx_dialect to cxx98.
13805 (set_std_cxx0x): Set cxx_dialect to cxx0x.
13807 2007-06-07 Geoffrey Keating <geoffk@apple.com>
13808 Hui-May Chang <hm.chang@apple.com>
13810 * doc/invoke.texi (Darwin Options): Update documentation for
13811 -mmacosx-version-min.
13812 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
13813 * config/darwin-driver.c: New file.
13814 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
13815 * config/t-darwin (darwin-driver.o): New rule.
13817 * config/darwin-c.c (version_as_macro): Ignore low digit.
13819 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
13821 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
13822 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
13823 (CSGNMODE): New mode macro.
13824 (CSGNVMODE): New mode attribute.
13825 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
13826 expander using CSGNMODE mode macro. Handle TFmode.
13827 (copysign<mode>3_const): Rename from copysignsf3_const and
13828 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
13830 (copysign<mode>3_var): Rename from copysignsf3_var and
13831 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
13833 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
13834 mode macro. Handle TFmode.
13835 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
13836 (iortf3, *iortf3): Ditto.
13837 (xortf3, *xortf3): Ditto.
13838 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
13839 TFmode and TImode masks.
13840 (ix86_expand_copysign): Expand TFmode copysign insn.
13841 (IX86_BUILTIN_INFQ): New.
13842 (IX86_BUILTIN_FABSQ): Ditto.
13843 (IX86_BUILTIN_COPYSIGNQ): Ditto.
13844 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
13845 [__builtin_fabsq]: Ditto.
13846 [__builtin_copysignq]: Ditto.
13847 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
13848 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
13849 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
13850 ix86_expand_binop_builtin().
13852 2007-06-07 Bob Wilson <bob.wilson@acm.org>
13854 * config/xtensa/lib1funcs.asm: Clean up whitespace.
13856 2007-06-07 Steve Ellcey <sje@cup.hp.com>
13859 * rtl.h (push_to_sequence2): New.
13860 * emit-rtl.c (push_to_sequence2): New.
13861 * function.c (assign_parm_data_all): Add new fields.
13862 (assign_parm_setup_block): Call push_to_sequence2 instead of
13864 (assign_parm_setup_reg): Ditto.
13865 (assign_parm_setup_stack): Ditto.
13866 (assign_parms_unsplit_complex): Ditto.
13867 (assign_parms): Change field name.
13869 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
13871 PR tree-optimization/32220
13872 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
13873 phi node is reached before defining statement.
13875 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
13878 * tree-vect-transform.c (vectorizable_call): Call update_stmt
13879 after changing the right hand side of the assignment.
13881 2007-06-06 Eric Christopher <echristo@apple.com>
13883 * config.gcc (i?86-*-darwin*): Remove arch parameter.
13884 (x86_64-*-darwin*): Ditto.
13885 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
13886 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
13888 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
13890 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
13891 coding conventions.
13892 (add_key): Likewise.
13893 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
13894 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
13896 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
13898 (add_cost_one_coalesce): Likewise.
13899 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
13900 variable names. Rename orig to orig_name for consistency.
13901 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
13902 coding conventions.
13903 (cprop_into_successor_phis): Avoid using C++ keywords as variable
13905 (record_equivalences_from_stmt): Likewise.
13906 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
13907 the coding conventions.
13908 (memory_ssa_name_same): Likewise.
13909 (dse_optimize_stmt): Likewise.
13910 (dse_record_phis): Likewise.
13911 (dse_finalize_block): Likewise.
13912 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
13913 keywords as variable names.
13914 (may_move_till): Cast according to the coding conventions.
13915 (force_move_till_expr): Avoid using C++ keywords as variable names.
13916 (force_move_till): Cast according to the coding conventions.
13917 (memref_hash): Likewise.
13918 (memref_eq): Likewise.
13919 (gather_mem_refs_stmt): Likewise.
13920 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
13921 using C++ keywords as variable names.
13922 (idx_find_step): Cast according to the coding conventions.
13923 (idx_record_use): Likewise.
13924 (find_depends): Likewise.
13925 (prepare_decl_rtl): Likewise.
13926 (mbc_entry_hash): Likewise.
13927 (mbc_entry_eq): Likewise.
13928 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
13929 (simplify_replace_tree): Avoid using C++ keywords as variable names.
13930 (idx_infer_loop_bounds): Cast according to the coding conventions.
13931 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
13932 * tree-ssa-math-opts.c (occ_new ): Likwise.
13933 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
13935 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
13937 (add_use_op): Likewise.
13938 (add_vop): Likewise.
13939 (add_vuse_op): Likewise.
13940 (add_vdef_op): Likewise.
13941 (get_expr_operands): Likewise.
13942 (push_stmt_changes): Use type safe memory macros.
13943 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
13944 keywords as variable names.
13945 (conditional_replacement): Likewise.
13946 (minmax_replacement): Likewise.
13947 (abs_replacement): Likewise.
13948 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
13949 coding conventions.
13950 (insert_fake_stores): Avoid using C++ keywords as variable names.
13951 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
13953 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
13954 (heapvar_insert): Use type safe memory macros.
13955 (new_var_info): Cast according to the coding conventions.
13956 (new_constraint): Likewise.
13957 (remove_preds_and_fake_succs): Use type safe memory macros.
13958 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
13960 (thread_single_edge): Likewise.
13961 (thread_through_loop_header): Likewise.
13963 2007-06-06 Eric Christopher <echristo@apple.com>
13965 * config/i386/i386.c (override_options): Move handling
13966 of TARGET_SUBTARGET* earlier.
13968 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
13970 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
13973 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
13975 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
13976 emited outside of basic block.
13977 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
13978 the created blocks.
13979 * rtl.h (delete_insn_chain): Declaration changed.
13980 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
13982 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
13983 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
13984 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
13985 to delete_insn_chain.
13986 (rtl_verify_flow_info_1): Verify that the insns in header and footer
13987 do not have bb field set.
13988 (rtl_verify_flow_info): Verify that insns between basic blocks do not
13990 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
13991 * cfgcleanup.c (try_optimize_cfg): Ditto.
13993 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
13995 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
13996 (lambda_body_vector_new): Use type safe memory macros.
13997 (lambda_linear_expression_new): Likewise.
13998 (lambda_loopnest_new): Likewise.
13999 (lambda_lattice_new): Likewise.
14000 (replace_uses_equiv_to_x_with_y): Cast according to the coding
14001 conventions. Use type safe memory macros.
14002 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
14003 (lambda_body_vector_s): Likewise.
14004 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
14005 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
14007 2007-06-06 Richard Guenther <rguenther@suse.de>
14009 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
14010 if we need to schedule cfg_cleanup.
14011 (tree_ssa_forward_propagate_single_use_vars): Do so.
14013 2007-06-06 Ian Lance Taylor <iant@google.com>
14015 * fold-const.c (merge_ranges): If range_successor or
14016 range_predecessor fail, just return 0.
14018 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
14020 PR tree-optimization/32216
14021 * tree-vectorizer.c (supportable_widening_operation): Determine
14022 signedness of FIX_TRUNC_EXPR from output operand.
14023 (supportable_narrowing_operation): Ditto.
14024 * tree-vect-generic.c (expand_vector_operations_1): Determine
14025 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
14026 from input operand.
14028 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
14030 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
14031 (struct pta): ...from here. Change flags to unsigned to avoid
14032 excessive casting (as it is used as a bit mask).
14033 (override_options): Add casts according to the coding convenventions.
14034 (x86_64_elf_unique_section): Likewise.
14035 (examine_argument): Avoid using C++ keywords as variable names.
14036 (construct_container): Likewise.
14037 (legitimize_pic_address): Likewise.
14038 (get_dllimport_decl): Cast according to the coding conventions. Use
14039 type safe memory macros.
14040 (legitimize_address): Cast according to the coding conventions.
14041 (emit_i387_cw_initialization): Corrected the type of slot to enum
14043 (ix86_init_machine_status): Use type safe memory macros.
14044 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
14045 (bdesc_pcmpistr): Likewise.
14046 (bdesc_crc32): Likewise.
14047 (bdesc_sse_3arg): Likewise.
14048 (bdesc_2arg): Likewise.
14049 (bdesc_1arg): Likewise.
14050 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
14051 (ix86_expand_sse_pcmpistr): Likewise.
14052 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
14053 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
14054 int to match the langhook definition.
14055 (ix86_builtin_conversion): Change the type of code to unsigned init to
14056 match the langhook definition.
14057 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
14059 (ix86_preferred_output_reload_class): Likewise.
14060 (ix86_cannot_change_mode_class): Likewise.
14061 (ix86_memory_move_cost): Likewise.
14062 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
14063 avoid excessive casting later on.
14064 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
14066 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
14068 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
14069 as flags setting insn.
14070 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
14072 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
14074 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
14075 (UNSPEC_ROUND): New.
14076 ("sse4_1_round<mode>2"): New insn pattern.
14077 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
14079 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
14080 expander using SSEMODEF mode macro. Expand using
14081 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
14082 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
14083 expander using SSEMODEF mode macro. Expand using
14084 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
14085 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
14086 expander using SSEMODEF mode macro. Expand using
14087 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
14088 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
14089 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
14090 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
14093 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
14094 Sebastian Pop <sebpop@gmail.com>
14096 * lambda.h (build_linear_expr): New.
14097 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
14098 Use build_linear_expr, call fold and force_gimple_operand.
14099 (lambda_loopnest_to_gcc_loopnest): Check that there is
14100 something to insert.
14101 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
14103 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
14105 PR preprocessor/23479
14106 * doc/extend.texi: Document the 0b-prefixed binary integer
14107 constant extension.
14109 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
14111 PR tree-optimization/32215
14112 * tree-vectorizer.c (supportable_widening_operation): Return false
14113 for unsupported FIX_TRUNC_EXPR tree code.
14114 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
14116 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
14118 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
14119 register on SPE targets. Change documentation to reflect
14121 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
14122 Change FIXED_SCRATCH to 14 and document why we're keeping r14
14123 out of the register allocation pool.
14124 (rs6000_reg_live_or_pic_offset_p): New function.
14125 (rs6000_emit_prologue): Move the actual saving of LR up to free
14126 r0 for holding r11. Split saving of SPE 64-bit registers into
14127 its own case. Ensure that offsets will always be in-range for
14128 'evstdd' by using r11 as a scratch register to point at the start
14129 of the SPE save area. Save r11 if necessary, as it is the static
14131 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
14132 into its own case. Ensure that offsets will always be in-range
14133 for 'evldd' by using r11 as a scratch register to point at the
14134 start of the SPE save area. Also adjust r11 when restoring
14135 the stack pointer to compensate for pre-loading r11.
14137 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
14139 * cfg.c (init_flow): Use type safe memory macros.
14140 (alloc_block): Likewise.
14141 (unchecked_make_edge): Likewise.
14142 (dump_flow_info): Avoid using C++ keywords as variable names.
14143 (copy_original_table_clear): Cast according to the coding conventions.
14144 (copy_original_table_set): Likewise.
14145 * cfgexpand (label_rtx_for_bb): Likewise.
14146 (expand_gimple_basic_block): Likewise.
14147 * cfghooks.c (dump_bb): Likewise.
14148 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
14150 (lv_add_condition_to_bb): Likewise.
14151 * cfglayout (relink_block_chain): Cast according to the coding
14153 (fixup_reorder_chain): Likewise.
14154 (fixup_fallthru_exit_predecessor): Likewise.
14155 * cfgloop.c (glb_enum_p): Likewise.
14156 (get_exit_description): Likewise.
14157 (dump_recorded_exit): Likewise.
14158 * cfgloop.h (enum loop_estimation): Move out of struct scope...
14159 (struct loop): ... from here.
14160 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
14162 * cfgrtl.c (rtl_create_basic_block): Likewise.
14163 (rtl_split_block): Likewise.
14164 (rtl_dump_bb): Likewise.
14165 (cfg_layout_split_block): Likewise.
14166 (init_rtl_bb_info): Use typesafe memory macros.
14168 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
14169 * graphds.h: Updated all usages of edge to graph_edge.
14170 * graphds.c: Likewise.
14171 * cfgloopanal.c: Likewise.
14173 2007-06-05 Ian Lance Taylor <iant@google.com>
14175 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
14176 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
14177 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
14179 (test_for_singularity): Likewise.
14181 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
14183 * config/i386/constraints.md ("Y2"): Replaced by ...
14185 * config/i386/i386.md: Likewise.
14186 * config/i386/mmx.md: Likewise.
14187 * config/i386/sse.md: Likewise.
14189 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
14191 * config/i386/constraints.md ("z"): Replaced by ...
14193 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
14194 (sse4_1_blendvps): Likewise.
14195 (sse4_1_pblendvb): Likewise.
14196 (sse4_2_pcmpestr): Likewise.
14197 (sse4_2_pcmpestrm): Likewise.
14198 (sse4_2_pcmpestr_cconly): Likewise.
14199 (sse4_2_pcmpistr): Likewise.
14200 (sse4_2_pcmpistrm): Likewise.
14201 (sse4_2_pcmpistr_cconly): Likewise.
14203 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
14205 * matrix-reorg.c (transform_access_sites): Fix computation.
14206 (transform_allocation_sites): Same.
14208 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
14210 * config/i386/i386.c (override_options): Use
14211 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
14213 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
14215 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
14216 (nonimm_not_xmm0_operand): Ditto.
14217 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
14218 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
14219 as operand[2] predicate. Require "z" class XMM register for
14220 operand[3]. Adjust asm template.
14221 ("sse4_1_blendvpd"): Ditto.
14222 ("sse4_1_pblendvb"): Ditto.
14223 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
14224 force op2 into xmm0 register for variable blend instructions.
14226 2007-06-04 Tom Tromey <tromey@redhat.com>
14228 * c-tree.h (start_enum): Update.
14229 (build_enumerator): Likewise.
14230 * c-decl.c (enum_next_value): Removed.
14231 (enum_overflow): Likewise.
14232 (start_enum): Add c_enum_contents argument. Don't use globals.
14233 (build_enumerator): Likewise.
14234 * c-tree.h (struct c_enum_contents): New struct.
14236 2007-06-04 Tom Tromey <tromey@redhat.com>
14238 * c-common.c (c_common_get_alias_set): Fix indentation.
14240 2007-06-04 Ian Lance Taylor <iant@google.com>
14242 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
14243 to overflow, reduce overflow infinity to regular infinity.
14244 (vrp_var_may_overflow): New static function.
14245 (vrp_visit_phi_node): Check vrp_var_may_overflow.
14247 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
14249 * stor-layout.c (layout_type): Remove duplicate code.
14251 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
14254 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
14255 before build_common_builtin_nodes ().
14257 2007-06-04 Steve Ellcey <sje@cup.hp.com>
14260 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
14262 2007-06-04 Jan Hubicka <jh@suse.cz>
14264 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
14265 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
14266 instead of _stat version.
14268 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
14270 PR tree-optimization/32194
14271 * tree-predcom.c (determine_offset): Check that both references have
14274 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
14276 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
14277 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
14278 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
14279 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
14280 Add argument to iterate_fix_dominators call.
14281 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
14282 * gcse.c (hoist_code): Change domby to vector.
14283 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
14284 Add argument to iterate_fix_dominators call.
14285 * loop-doloop.c (doloop_modify): Changed recount_dominator to
14286 recompute_dominator.
14287 * lambda-code.c (perfect_nestify): Ditto.
14288 * cfgloopanal.c: Include graphds.h.
14289 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
14290 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
14291 (mark_irreducible_loops): Use graphds_scc. Remove argument from
14293 * graphds.c: New file.
14294 * graphds.h: New file.
14295 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
14296 (get_dominated_by, get_dominated_by_region): Change return type to
14298 (verify_dominators): Recompute all dominators and compare the results.
14299 (recount_dominator): Renamed to ...
14300 (recompute_dominator): ... this. Do not check that the block is
14301 dominated by entry.
14302 (iterate_fix_dominators): Reimplemented.
14303 (prune_bbs_to_update_dominators, root_of_dom_tree,
14304 determine_dominators_for_sons): New functions.
14305 * et-forest.c (et_root): New function.
14306 * et-forest.h (et_root): Declare.
14307 * Makefile.in (graphds.o): Add.
14308 (cfgloopanal.o): Add graphds.h dependency.
14309 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
14310 * basic-block.h (get_dominated_by, get_dominated_by_region,
14311 iterate_fix_dominators): Declaration changed.
14312 (recount_dominator): Renamed to ...
14313 (recompute_dominator): ... this.
14314 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
14315 (thread_through_all_blocks): Do not free dominance info.
14317 2007-06-03 Andreas Schwab <schwab@suse.de>
14319 * config/m68k/m68k.c (override_options): Don't override
14321 * config/m68k/m68k-modes.def (SF, DF): Define to use
14322 motorola_single_format and motorola_double_format, resp.
14323 * real.c (motorola_single_format): Renamed from
14324 coldfire_single_format.
14325 (motorola_double_format): Renamed from coldfire_double_format.
14326 (encode_ieee_extended): Generate a proper canonical NaN image
14327 respecting canonical_nan_lsbs_set.
14328 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
14330 * real.h: Adjust declarations.
14332 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
14335 * config/sh/sh.md (symGOT_load): Don't schedule insns when
14336 the symbol is generated with the stack protector.
14338 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
14340 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
14341 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
14343 * doc/extend.texi (interrupt): Mention m68k.
14345 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
14347 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
14348 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
14349 (ix86_expand_sse_pcmpestr): Do not check operands for
14350 "register_operand", when insn operand predicate is "register_operand".
14351 (ix86_expand_sse_pcmpistr): Ditto.
14353 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
14354 Uros Bizjak <ubizjak@gmail.com>
14356 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
14357 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
14358 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
14359 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
14360 * config/i386/constraints.md ("z"): New register constraint
14361 for members of SSE_FIRST_REG class.
14362 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
14363 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
14364 SSE_FIRST_REG class.
14365 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
14366 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
14367 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
14368 (IX86_BUILTIN_PCMPESTRM128): Likewise.
14369 (IX86_BUILTIN_PCMPESTRA128): Likewise.
14370 (IX86_BUILTIN_PCMPESTRC128): Likewise.
14371 (IX86_BUILTIN_PCMPESTRO128): Likewise.
14372 (IX86_BUILTIN_PCMPESTRS128): Likewise.
14373 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
14374 (IX86_BUILTIN_PCMPISTRI128): Likewise.
14375 (IX86_BUILTIN_PCMPISTRM128): Likewise.
14376 (IX86_BUILTIN_PCMPISTRA128): Likewise.
14377 (IX86_BUILTIN_PCMPISTRC128): Likewise.
14378 (IX86_BUILTIN_PCMPISTRO128): Likewise.
14379 (IX86_BUILTIN_PCMPISTRS128): Likewise.
14380 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
14381 (struct builtin_description): Change "flag" field to unsigned.
14382 (bdesc_pcmpestr): New builtin description table.
14383 (bdesc_pcmpistr): Likewise.
14384 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
14385 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
14386 Initialize pcmp[ei]str[im] insns for SSE4.2.
14387 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
14388 (ix86_expand_sse_pcmpistr): Likewise.
14389 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
14390 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
14391 (UNSPEC_PCMPISTR): Likewise.
14392 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
14393 (sse4_2_pcmpestri):New isns pattern.
14394 (sse4_2_pcmpestrm): Likewise.
14395 (sse4_2_pcmpestr_cconly): Likewise.
14396 (sse4_2_pcmpistr): New insn patern and splitter.
14397 (sse4_2_pcmpistri):New isns pattern.
14398 (sse4_2_pcmpistrm): Likewise.
14399 (sse4_2_pcmpistr_cconly): Likewise.
14400 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
14403 2007-06-01 David Daney <ddaney@avtrex.com>
14405 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
14406 LOADGP_ABSOLUTE and not binds_local_p.
14408 2007-06-01 Geoffrey Keating <geoffk@apple.com>
14410 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
14412 2007-06-01 Ian Lance Taylor <iant@google.com>
14414 * tree-vrp.c (compare_name_with_value): Always set
14415 used_strict_overflow if we get a result from the variable itself.
14417 2007-06-01 Ian Lance Taylor <iant@google.com>
14419 PR rtl-optimization/31455
14420 * lower-subreg.c (find_decomposable_subregs): Don't decompose
14421 subregs which have a cast between modes which are not tieable.
14423 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
14425 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
14426 breaks after return statements.
14428 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
14430 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
14431 only after no_new_pseudos.
14433 2007-05-31 Eric Christopher <echristo@apple.com>
14435 * expr.c (convert_move): Assert that we don't have a BLKmode
14437 (store_expr): Handle BLKmode moves by calling emit_block_move.
14439 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
14441 * c-typeck.c (build_indirect_ref): Include type in error message.
14442 (build_binary_op): Pass types to binary_op_error.
14443 * c-common.c (binary_op_error): Take two type arguments, print out
14445 * c-common.h (binary_op_error): Update prototype.
14447 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
14449 * config/i386/i386.c: Correct coments on -mno-sse4.
14451 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
14453 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
14454 (x86_64-*-*): Likewise.
14455 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
14456 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
14457 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
14458 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
14459 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
14460 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
14461 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
14462 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
14463 (OPTION_MASK_ISA_SSE4): Likewise.
14464 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
14465 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
14466 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
14467 (override_options): Support SSE4.2.
14468 (ix86_build_const_vector): Support SImode and DImode.
14469 (ix86_build_signbit_mask): Likewise.
14470 (ix86_expand_int_vcond): Support V2DImode.
14471 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
14472 (IX86_BUILTIN_CRC32HI): Likewise.
14473 (IX86_BUILTIN_CRC32SI): Likewise.
14474 (IX86_BUILTIN_CRC32DI): Likewise.
14475 (IX86_BUILTIN_PCMPGTQ): Likewise.
14476 (bdesc_crc32): Likewise.
14477 (bdesc_sse_3arg): Likewise.
14478 (ix86_expand_crc32): Likewise.
14479 (ix86_init_mmx_sse_builtins): Support SSE4.2.
14480 (ix86_expand_builtin): Likewise.
14481 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
14482 __SSE4_2__ for -msse4.2.
14483 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
14484 (CRC32MODE): Likewise.
14485 (crc32modesuffix): Likewise.
14486 (crc32modeconstraint): Likewise.
14487 (sse4_2_crc32<mode>): Likewise.
14488 (sse4_2_crc32di): Likewise.
14489 * config/i386/i386.opt (msse4.2): New for SSE4.2.
14491 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
14492 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
14493 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
14494 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
14495 (vcondu<mode>): Likewise.
14496 * doc/extend.texi: Document SSE4.2 built-in functions.
14497 * doc/invoke.texi: Document -msse4.2/-msse4.
14499 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
14501 PR tree-optimization/32160
14502 * tree-predcom.c (predcom_tmp_var): New function. Mark created
14503 variable as gimple reg.
14504 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
14506 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
14508 * gcc.c (main): Don't consider linker options when issuing the
14509 warning about a linker input file not being used.
14511 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14513 * tree-vrp.c (compare_names): Initialize sop.
14515 2007-05-30 Dirk Mueller <dmueller@suse.de>
14517 * cgraphunit.c (cgraph_analyze_function): Remove
14518 computation of inline parameters.
14520 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
14522 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
14524 2007-05-30 Richard Sandiford <richard@codesourcery.com>
14526 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
14527 Add vx-common.h. Include vxworks.h between vx-common.h and
14529 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
14531 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
14532 (TARGET_ASM_DESTRUCTOR): Likewise.
14533 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
14534 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
14535 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
14536 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
14537 (VXWORKS_ENDIAN_SPEC): Define.
14538 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
14539 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
14540 VXWORKS_* equivalents.
14541 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
14542 (ASM_FILE_START): Delete.
14543 (TARGET_VERSION): Reformat.
14544 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
14545 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
14546 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
14547 (FPBIT, DPBIT): Define.
14548 (fp-bit.c, dp-bit.c): New rules.
14549 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
14550 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
14551 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
14552 * config/arm/arm.h: Include vxworks-dummy.h.
14553 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
14554 Mark with ATTRIBUTE_UNUSED.
14555 (arm_override_options): Do not allow VxWorks RTP PIC to be used
14556 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
14557 make it incompatible with -msingle-pic-base.
14558 (arm_function_ok_for_sibcall): Return false for calls that might
14559 go through a VxWorks PIC PLT entry.
14560 (require_pic_register): New function, split out from...
14561 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
14563 (arm_load_pic_register): Handle the VxWorks RTP initialization
14564 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
14565 (arm_emit_call_insn): New function.
14566 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
14567 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
14568 (pic_offset_arm): New pattern.
14569 (call, call_value): Use arm_emit_call_insn.
14570 (call_internal, call_value_internal): New expanders.
14571 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
14572 VxWorks unless __PIC__.
14574 2007-05-30 Eric Christopher <echristo@gmail.com>
14576 * genrecog.c: Include regs.h in generated file.
14577 * genemit.c: Ditto. Fix up formatting.
14578 * config/mn10300/constraints.md: New.
14579 * config/mn10300/mn10300.md: Include.
14580 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
14581 Fix up for removed macro.
14582 * config/mn10300/predicates.md (call_address_operand): Ditto.
14583 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
14584 (CONST_OK_FOR_I): Ditto.
14585 (CONST_OK_FOR_J): Ditto.
14586 (CONST_OK_FOR_K): Ditto.
14587 (CONST_OK_FOR_L): Ditto.
14588 (CONST_OK_FOR_M): Ditto.
14589 (CONST_OK_FOR_N): Ditto.
14590 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
14594 (EXTRA_CONSTRAINT): Ditto.
14596 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
14598 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
14600 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
14601 OPTION_MASK_ISA_64BIT.
14602 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
14604 2007-05-30 Richard Guenther <rguenther@suse.de>
14606 PR middle-end/32152
14607 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
14608 types for comparison.
14609 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
14610 with original typed arguments.
14611 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
14613 2007-05-30 Jakub Jelinek <jakub@redhat.com>
14615 PR tree-optimization/31769
14616 * except.c (duplicate_eh_regions): Clear prev_try if
14617 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
14619 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
14621 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
14622 * tree-ssa-sink.c (statement_sink_location): Return basic block and
14623 bsi of the location where statements should be inserted.
14624 (sink_code_in_bb): Take bsi from statement_sink_location.
14625 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
14626 instead of bsi_start.
14627 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
14629 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
14630 (bsi_move_before): Document inconsistency with bsi_move_after.
14631 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
14633 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
14635 * config/i386/i386.h (TARGET_ABM): New define.
14636 (TARGET_POPCNT): Ditto.
14637 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
14638 New temporary defines to redefine from OPTION_ISA_* defines.
14639 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
14640 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
14641 (ix86_isa_flags): New extern int declaration.
14642 (TARGET_SUBTARGET_DEFAULT): New define.
14643 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
14644 (TARGET_SUBTARGET32_DEFAULT): Ditto.
14645 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
14646 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
14647 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
14648 * config/i386/darwin.h: Change TARGET_64BIT define to
14651 * config/i386/i386.opt (m3dnowa): Define as undocumented option
14652 using existing "ix86_isa_flags" varible.
14653 (m32, m64): Use existing "ix86_isa_flags" variable.
14654 (mmmx, m3dnow): Ditto.
14655 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
14656 (mabm): Define as non-negative option using "x86_abm" variable.
14657 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
14659 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
14660 Rewrite feature test bitmap.
14661 (ix86_isa_flags): New initialized global int varible.
14662 (ix86_isa_flags_explicit): New static int variable.
14663 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
14664 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
14665 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
14666 target_flags_explicit.
14667 (override_options): Remove "target_enable" and "target_disable" fields
14668 from "struct ptt". Update processor_target_table accordingly. Remove
14669 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
14670 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
14671 "target_flags" and "ix86_isa_flags_explicit" instead of
14672 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
14673 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
14674 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
14675 to true when either of PTA_POPCNT or PTA_ABM is set in
14676 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
14677 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
14678 processor_alias_table flags entry. Remove handling of
14679 "target_enable" and "target_disable" fields of processor_target_table.
14680 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
14681 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
14682 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
14683 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
14684 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
14686 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
14688 2007-05-29 David Daney <ddaney@avtrex.com>
14691 * config/mips/mips.c (mips_output_mi_thunk): Emit
14692 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
14694 2007-05-29 Hui-May Chang <hm.chang@apple.com>
14695 * config/i386/i386.c (ix86_function_regparm): Added checking of
14696 ix86_force_align_arg_pointer to determine the number of
14697 register parameters.
14699 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
14701 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
14702 (SET_DR_MISALIGNMENT): New.
14703 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
14704 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
14705 Use SET_DR_MISALIGNMENT.
14706 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
14708 * tree-data-ref.c (create_data_ref, compute_all_dependences,
14709 find_loop_nest): Export.
14710 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
14711 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
14712 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
14713 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
14715 (struct mem_ref): Add field reuse_distance.
14716 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
14717 Initialize reuse_distance field.
14718 (issue_prefetch_ref): Select temporality of prefetch according to
14720 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
14721 self_reuse_distance, determine_loop_nest_reuse): New functions.
14722 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
14723 (tree_ssa_prefetch_arrays): Dump L2 cache size.
14724 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
14727 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
14729 * tree-ssa-alias.c: Add aliasing overview.
14731 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
14732 Danny Smith <dannysmith@users.sourceforge.net>
14735 * config/i386/t-crtfm: Compile crtfastmath.o with
14736 -minline-all-stringops.
14737 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
14738 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
14740 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14742 * doc/md.texi: Document constraints on HP PA-RISC.
14744 * pa/constraints.md: New file.
14745 * pa.md: Include constraints.md.
14746 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
14747 (integer_store_memory_operand, ldil_cint_p): New functions.
14748 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
14749 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
14750 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
14751 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
14752 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
14754 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
14757 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
14758 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
14759 case POSTDECREMENT_EXPR>): Return the error_mark_node
14760 if either the real or imaginary parts would an
14763 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
14765 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
14766 name when we remove it from a call.
14768 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
14770 * targhooks.c (default_narrow_bitfield): Remove.
14771 * targhooks.h: Remove the prototype for
14772 default_narrow_bitfield.
14774 * langhooks-def.h: Remove the prototype for
14775 hook_get_alias_set_0.
14776 * langhooks.c (hook_get_alias_set_0): Remove.
14778 * global.c (EXECUTE_IF_CONFLICT): Remove.
14780 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
14783 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
14784 return true when truth_value_p is true and the type
14787 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
14789 * doc/install.texi (Prerequisites): We no longer require Autoconf
14790 2.13 for the top-level.
14792 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
14794 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
14795 memory access via x86_expand_vector_move_misalign() only for
14796 TImode values on 32-bit targets.
14798 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
14800 * matrix-reorg.c: New file. Implement matrix flattening and
14801 transposing optimization.
14802 * tree-pass.h: Add matrix reorg pass.
14803 * common.opt: Add fipa-mreorg flag.
14804 * Makefile.in: Add matrix-reorg.c.
14805 * passes.c: Add matrix reorg pass.
14806 * varpool.c (add_new_static_var): New function.
14807 * cgraph.h (add_new_static_var): Declare.
14809 2007-05-27 Eric Christopher <echristo@apple.com>
14811 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
14812 sp_offset depending on stack size. Save r12 depending
14813 on registers we're saving later.
14814 (rs6000_emit_epilogue): Update sp_offset depending only
14817 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
14819 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
14820 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
14821 * ifcvt.c (if_convert): Ditto.
14822 * tree-ssa-threadupdate.c (thread_block): Ditto.
14823 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
14824 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
14825 verify_loop_closed_ssa): Check number_of_loops instead of
14827 * predict.c (tree_estimate_probability): Ditto.
14828 * tree-if-conv.c (main_tree_if_conversion): Ditto.
14829 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
14830 * modulo-sched.c (sms_schedule): Ditto.
14831 * tree-scalar-evolution.c (scev_const_prop): Ditto.
14832 (scev_finalize): Do not do anything if scev analysis was not
14834 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
14835 current_loops == NULL.
14836 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
14837 * loop-init.c (loop_optimizer_init): Do not free current_loops when
14838 there are no loops.
14839 (loop_optimizer_finalize): Assert that loops were analyzed.
14840 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
14841 rtl_doloop): Check number_of_loops instead of current_loops.
14842 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
14843 current_loops == NULL.
14844 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
14845 gate_tree_vectorize tree_linear_transform, check_data_deps,
14846 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
14847 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
14848 Check number_of_loops instead of current_loops.
14849 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
14850 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
14851 free loops if available.
14852 (execute_pre): Do not pass do_fre to fini_pre.
14854 2007-05-27 Tobias Burnus <burnus@net-b.de>
14856 PR middle-end/32083
14857 * real.c (mpfr_from_real): Fix sign of -Inf.
14859 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
14861 * tree-vect-transform.c (vectorizable_conversion): Initialize
14862 tree_code variables to ERROR_MARK.
14863 (vectorizable_type_demotion): Likewise.
14864 (vectorizable_type_promotion): Likewise.
14866 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
14869 * config/i386/i386.md (movti): Handle push operands via
14870 ix86_expand_push().
14872 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
14874 * basic-block.h: Remove the prototype for merge_seq_blocks.
14875 * cfgcleanup.c (merge_seq_blocks): Remove.
14877 * tree-flow.h: Remove the prototype for is_aliased_with.
14878 * tree-ssa-alias.c (is_aliased_with): Remove.
14880 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
14882 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
14884 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
14886 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
14887 ix86_expand_sse4_unpack if SSE4.1 is enabled.
14888 (vec_unpacks_hi_v16qi): Likewise.
14889 (vec_unpacku_lo_v16qi): Likewise.
14890 (vec_unpacks_lo_v16qi): Likewise.
14891 (vec_unpacku_hi_v8hi): Likewise.
14892 (vec_unpacks_hi_v8hi): Likewise.
14893 (vec_unpacku_lo_v8hi): Likewise.
14894 (vec_unpacks_lo_v8hi): Likewise.
14895 (vec_unpacku_hi_v4si): Likewise.
14896 (vec_unpacks_hi_v4si): Likewise.
14897 (vec_unpacku_lo_v4si): Likewise.
14898 (vec_unpacks_lo_v4si): Likewise.
14900 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
14902 * c-typeck.c, config/arm/arm.c, config/darwin.c,
14903 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
14904 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
14905 follow spelling conventions in various
14906 warning/error/diagnostic messages.
14908 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
14909 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
14910 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
14911 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
14912 tree-vrp.c: Fix comment typos. Follow spelling conventions.
14913 * doc/tm.texi: Follow spelling conventions.
14915 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
14918 * tree-ssa-forwprop.c
14919 (forward_propagate_addr_into_variable_array_index): Remove
14920 the lhs argument. Use the type of def_rhs instead of lhs.
14921 (forward_propagate_addr_expr_1): Update use of
14922 forward_propagate_addr_into_variable_array_index.
14924 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
14925 Nigel Stephens <nigel@mips.com>
14927 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
14928 function attributes, "far" being an alias for "long_call".
14929 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
14930 (mips_near_type_p, mips_far_type_p): New.
14931 (mips_comp_type_attributes): New function to check that attributes
14932 attached to a function type are compatible.
14933 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
14934 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
14935 to the target function of the thunk.
14936 (mips_encode_section_info): Check for "near" and "far" function
14937 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
14939 * config/mips/predicates.md (const_call_insn_operand): Test only
14940 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
14942 * doc/extend.texi (Function Attributes): Document MIPS "near" and
14945 * testsuite/gcc.target/mips/near-far-1.c: New test case.
14946 * testsuite/gcc.target/mips/near-far-2.c: New test case.
14947 * testsuite/gcc.target/mips/near-far-3.c: New test case.
14948 * testsuite/gcc.target/mips/near-far-4.c: New test case.
14950 2007-05-25 Eric Christopher <echristo@apple.com>
14952 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
14953 to x86-darwin configurations.
14954 * config/i386/t-darwin: Add softfp support.
14955 * config/i386/t-darwin64: Ditto.
14956 * config/i386/sfp-machine.h: If mach then don't use
14957 aliasing, emit a stub to call.
14959 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
14961 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
14962 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
14963 tree-predcom.c, tree-ssa-alias-warnings.c,
14964 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
14965 comment typos. Follow spelling conventions.
14966 * doc/cpp.texi, doc/invoke.texi: Fix typos.
14968 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
14971 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
14972 constants into memory. Expand unaligned memory references for
14973 SSE modes via x86_expand_vector_move_misalign() function.
14975 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
14977 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
14978 "memory" attribute for "sseishft" type insn without operands[2].
14980 2007-05-25 Dirk Mueller <dmueller@suse.de>
14981 Marcus Meissner <meissner@suse.de>
14983 * doc/extend.texi (alloc_size): New attribute.
14984 * c-common.c (handle_alloc_size_attribute): New.
14985 * tree-object-size.c (alloc_object_size): Use alloc_size
14986 attribute, if available.
14988 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
14990 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
14992 (__builtin_ia32_vec_ext_v2di): Likewise.
14993 (__builtin_ia32_vec_ext_v4si): Likewise.
14994 (__builtin_ia32_vec_ext_v8hi): Likewise.
14995 (__builtin_ia32_vec_ext_v16qi): Likewise.
14996 (__builtin_ia32_vec_set_v8hi): Likewise.
14998 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
15000 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
15002 2007-05-25 Richard Sandiford <richard@codesourcery.com>
15004 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
15005 (arm_is_longcall_p): Rename to...
15006 (arm_is_long_call_p): ...this. Take a single tree argument and
15008 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
15009 (CUMULATIVE_ARGS): Remove call_cookie.
15010 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
15011 (ENCODED_LONG_CALL_ATTR_P): Delete.
15012 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
15013 LONG_CALL_FLAG_CHAR cases.
15014 (ARM_DECLARE_FUNCTION_SIZE): Delete.
15015 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
15016 ARM_DECLARE_FUNCTION_SIZE.
15017 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
15018 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
15019 (arm_encode_call_attribute, current_file_function_operand): Delete.
15020 (arm_function_in_section_p): New function.
15021 (arm_is_longcall_p): Rename to...
15022 (arm_is_long_call_p): ...this. Take the target function as a single
15023 argument and return a bool. Do not rely on call cookies. Check
15024 whether the target symbol is in the same section as the current
15025 function, not just the same compilation unit.
15026 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
15027 (arm_encode_section_info): Don't encode a call type.
15028 * config/arm/arm.md (call, call_value): Update calls to
15029 arm_is_long(_)call_p. Simplify logic.
15030 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
15031 Update calls to arm_is_long(_)call_p.
15033 2007-05-25 Richard Guenther <rguenther@suse.de>
15035 PR tree-optimization/31982
15036 * tree-ssa-forwprop.c
15037 (forward_propagate_addr_into_variable_array_index): Handle arrays
15038 with element size one.
15040 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
15042 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
15043 (umulsi3_highpart): Likewise.
15045 2007-05-24 Ian Lance Taylor <iant@google.com>
15047 PR rtl-optimization/32069
15048 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
15051 2007-05-24 Ollie Wild <aaw@google.com>
15053 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
15056 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
15058 * postreload-gcse.c (reg_changed_after_insn_p): New function.
15059 (oprs_unchanged_p): Use it to check all registers in a REG.
15060 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
15061 (reg_set_between_after_reload_p): Delete.
15062 (reg_used_between_after_reload_p): Likewise.
15063 (reg_set_or_used_since_bb_start): Likewise.
15064 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
15065 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
15066 Use reg_set_between_p instead of reg_set_between_after_reload_p.
15067 * rtlanal.c (reg_set_p): Check whether REG overlaps
15068 regs_invalidated_by_call, rather than just checking the
15069 membership of REGNO (REG).
15071 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
15073 * doc/passes.texi: Document predictive commoning.
15074 * doc/invoke.texi (-fpredictive-commoning): Document.
15075 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
15076 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
15077 adding indices to the generated name.
15078 (schedule_sm): Pass 0 to get_lsm_tmp_name.
15079 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
15080 * tree-pretty-print.c (op_symbol_1): Renamed to ...
15081 (op_symbol_code): ... and exported.
15082 (dump_omp_clause, op_symbol): Use op_symbol_code
15083 instead of op_symbol_1.
15084 * tree-pass.h (pass_predcom): Declare.
15085 * timevar.def (TV_PREDCOM): New timevar.
15086 * tree-ssa-loop.c (run_tree_predictive_commoning,
15087 gate_tree_predictive_commoning, pass_predcom): New.
15088 * tree-data-ref.c (find_data_references_in_loop): Find the
15089 references in dominance order.
15090 (canonicalize_base_object_address): Ensure that the result has
15092 (dr_analyze_innermost): Export.
15093 (create_data_ref): Code to fail for references with invariant
15095 (find_data_references_in_stmt): ... here.
15096 * tree-data-ref.h (dr_analyze_innermost): Declare.
15097 * tree-affine.c: Include tree-gimple.h and hashtab.h.
15098 (aff_combination_find_elt, name_expansion_hash,
15099 name_expansion_eq, tree_to_aff_combination_expand,
15100 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
15102 * tree-affine.h (aff_combination_constant_multiple_p,
15103 tree_to_aff_combination_expand): Declare.
15104 * tree-predcom.c: New file.
15105 * common.opt (fpredictive-commoning): New option.
15106 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
15107 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
15108 * Makefile.in (tree-predcom.o): Add.
15109 (tree-affine.o): Add TREE_GIMPLE_H dependency.
15110 * passes.c (init_optimization_passes): Add dceloop after
15111 copy propagation in loop optimizer. Add predictive commoning
15112 to loop optimizer passes.
15114 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
15116 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
15119 2007-05-24 Jan Hubicka <jh@suse.cz>
15121 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
15123 (genheader): Include statistics.h.
15125 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
15127 * print-rtl.c (flag_dump_unnumbered): Update comments.
15128 (print_rtl): Fix my previous change.
15129 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
15132 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
15134 PR middle-end/32018
15135 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
15137 (thread_through_all_blocks): Call initialize_original_copy_tables
15138 and free_original_copy_tables.
15139 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
15141 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
15142 * cfghooks.c (duplicate_block): Use get_loop_copy.
15143 * cfg.c: Include cfgloop.h.
15144 (loop_copy): New hash table.
15145 (initialize_original_copy_tables): Initialize loop_copy table.
15146 (free_original_copy_tables): Free loop_copy table.
15147 (copy_original_table_clear, copy_original_table_set,
15148 set_loop_copy, get_loop_copy): New functions.
15149 (set_bb_original, set_bb_copy): Use copy_original_table_set.
15150 * cfgloop.h (struct loop): Remove copy field.
15151 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
15152 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
15154 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
15156 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
15157 -msse/-msse2/-msse3.
15159 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
15161 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
15162 __builtin_ia32_vec_set_v2di with MASK_64BIT.
15164 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
15167 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
15168 * targhooks.h (default_mangle_decl_assembler_name): Declare
15170 * targhooks.c (default_mangle_decl_assembler_name): Define
15172 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
15174 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
15175 * langhooks.c (lhd_set_decl_assembler_name): Call
15176 targetm.mangle_decl_assembler_name for names with global scope.
15178 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
15180 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
15181 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
15183 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
15184 New. Factored out of i386_pe_encode_section_info.
15185 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
15186 Move check for prior decoration of stdcall
15187 symbols to i386_pe_encode_section_info.
15188 (i386_pe_encode_section_info): Adjust call to
15189 gen_stdcall_or_fastcall_suffix. Use
15190 i386_pe_maybe_mangle_decl_assembler_name, if needed.
15191 (i386_pe_mangle_decl_assembler_name): New. Wrap
15192 i386_pe_maybe_mangle_decl_assembler_name.
15194 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
15196 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
15197 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
15198 * langhooks.c (get_signed_or_unsigned_type): Don't check for
15199 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
15200 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
15203 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
15204 Nigel Stephens <nigel@mips.com>
15205 Richard Sandiford <richard@codesourcery.com>
15207 Fix up MIPS16 hard float and add support for complex.
15209 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
15210 (TARGET_SOFT_FLOAT_ABI): New.
15211 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
15212 __mips_soft_float to reflect the ABI in use, not whether the
15213 FPU is directly accessible (e.g., in MIPS16 mode).
15214 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
15215 (UNITS_PER_FPVALUE): Likewise.
15217 * config/mips/mips.c (mips_expand_call): Remove redundant
15218 TARGET_MIPS16 check.
15219 (mips_arg_regno): New.
15220 (function_arg_advance): When setting bits in cum->fp_code for
15221 MIPS16, don't subtract 1 from cum->arg_number, since it is now
15223 (function_arg): Use mips_arg_regno.
15224 (mips_return_mode_in_fpr_p): New.
15225 (mips16_call_stub_mode_suffix): New.
15226 (mips16_cfun_returns_in_fpr_p): New.
15227 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
15228 (mips_output_function_prologue): Test mips16_hard_float, not
15229 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
15230 (mips_expand_epilogue): Call MIPS16 helper routines to copy
15231 return value into a floating-point register.
15232 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
15233 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
15234 (mips16_fp_args): Handle MIPS32r2 ISA which supports
15235 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
15236 word of double arguments from or to the high bits of 64-bit
15237 floating point registers.
15238 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
15239 (mips16_fpret_double): New helper function.
15240 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
15241 support for complex modes. Fill in DECL_RESULT for stubdecl.
15242 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
15244 * config/mips/mips16.S
15245 (RET, ARG1, ARG2): New.
15246 (MERGE_GPRf, MERGE_GPRt): New.
15247 (DELAYt, DELAYf): New.
15248 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
15249 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
15250 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
15251 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
15252 (SFOP): Renamed to...
15253 (OPSF3): This, and macro-ified. Updated all uses.
15254 (SFOP2): Renamed to...
15255 (OPSF2): This, and macro-ified. Updated all uses.
15256 (SFCMP): Renamed to...
15257 (CMPSF): This, and macro-ified. Updated all uses.
15258 (SFREVCMP): Renamed to...
15259 (REVCMPSF): This, and macro-ified. Updated all uses.
15260 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
15261 (LDDBL1, LDDBL2, RETDBL): Deleted.
15262 (DFOP): Renamed to...
15263 (OPDF3): This, and macro-ified. Updated all uses.
15264 (DFOP2): Renamed to...
15265 (OPDF2): This, and macro-ified. Updated all uses.
15266 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
15267 (DFCMP): Renamed to...
15268 (CMPDF): This, and macro-ified. Updated all uses.
15269 (DFREVCMP): Renamed to...
15270 (REVCMPDF): This, and macro-ified. Updated all uses.
15271 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
15272 (RET_FUNCTION): New.
15273 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
15274 (__mips16_ret_sc, __mips16_ret_dc): New.
15275 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
15276 STUB_ARGS_6, STUB_ARGS_10): New.
15277 (CALL_STUB_NO_RET): New.
15278 (__mips16_call_stub_1): Macro-ified.
15279 (__mips16_call_stub_5): Macro-ified.
15280 (__mips16_call_stub_2): Macro-ified.
15281 (__mips16_call_stub_6): Macro-ified.
15282 (__mips16_call_stub_9): Macro-ified.
15283 (__mips16_call_stub_10): Macro-ified.
15284 (CALL_STUB_RET): New.
15285 (__mips16_call_stub_sf_0): Macro-ified.
15286 (__mips16_call_stub_sf_1): Macro-ified.
15287 (__mips16_call_stub_sf_5): Macro-ified.
15288 (__mips16_call_stub_sf_2): Macro-ified.
15289 (__mips16_call_stub_sf_6): Macro-ified.
15290 (__mips16_call_stub_sf_9): Macro-ified.
15291 (__mips16_call_stub_sf_10): Macro-ified.
15292 (__mips16_call_stub_df_0): Macro-ified.
15293 (__mips16_call_stub_df_1): Macro-ified.
15294 (__mips16_call_stub_df_5): Macro-ified.
15295 (__mips16_call_stub_df_2): Macro-ified.
15296 (__mips16_call_stub_df_6): Macro-ified.
15297 (__mips16_call_stub_df_9): Macro-ified.
15298 (__mips16_call_stub_df_10): Macro-ified.
15299 (__mips16_call_stub_sc_0): New.
15300 (__mips16_call_stub_sc_1): New.
15301 (__mips16_call_stub_sc_5): New.
15302 (__mips16_call_stub_sc_2): New.
15303 (__mips16_call_stub_sc_6): New.
15304 (__mips16_call_stub_sc_9): New.
15305 (__mips16_call_stub_sc_10): New.
15306 (__mips16_call_stub_dc_0): New.
15307 (__mips16_call_stub_dc_1): New.
15308 (__mips16_call_stub_dc_5): New.
15309 (__mips16_call_stub_dc_2): New.
15310 (__mips16_call_stub_dc_6): New.
15311 (__mips16_call_stub_dc_9): New.
15312 (__mips16_call_stub_dc_10): New.
15314 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
15315 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
15316 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
15318 2007-05-23 Ian Lance Taylor <iant@google.com>
15320 * doc/invoke.texi (Invoking GCC): Document that the order of the
15323 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
15326 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
15327 * config/score/predicate.md (const_pow2, const_npow2): Remove.
15328 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
15332 * config/score/score.c (score_print_operand): Make sure that only
15333 lower bits are used.
15335 2007-05-22 Ian Lance Taylor <iant@google.com>
15337 * tree-vrp.c (avoid_overflow_infinity): New static function,
15338 broken out of set_value_range_to_value.
15339 (set_value_range_to_value): Call avoid_overflow_infinity.
15340 (extract_range_from_assert): Likewise.
15342 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
15344 PR middle-end/31095
15345 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
15346 change the type before looking for a COMPOUND_EXPR.
15348 2007-05-22 Ian Lance Taylor <iant@google.com>
15350 * lower-subreg.c (decompose_multiword_subregs): If we change an
15351 insn, call remove_retval_note on it.
15353 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
15355 * regs.h (end_hard_regno): New function.
15356 (END_HARD_REGNO, END_REGNO): New macros.
15357 (add_to_hard_reg_set): New function.
15358 (remove_from_hard_reg_set): Likewise.
15359 (in_hard_reg_set_p): Likewise.
15360 (overlaps_hard_reg_set_p): Likewise.
15361 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
15362 (note_btr_set): Use END_HARD_REGNO.
15363 * caller-save.c (setup_save_areas): Use end_hard_regno.
15364 (mark_set_regs): Use END_HARD_REGNO.
15365 (add_stored_regs): Use end_hard_regno.
15366 (mark_referenced_regs): Use add_to_hard_reg_set.
15367 * combine.c (update_table_tick): Use END_REGNO.
15368 (record_value_for_reg): Likewise.
15369 (record_dead_and_set_regs): Likewise.
15370 (get_last_value_validate): Likewise.
15371 (use_crosses_set_p): Likewise.
15372 (reg_dead_at_p_1): Likewise.
15373 (reg_dead_at_p): Likewise.
15374 (mark_used_regs_combine): Use add_to_hard_reg_set.
15375 (move_deaths): Use END_HARD_REGNO.
15376 (reg_bitfield_target_p): Use end_hard_regno.
15377 (distribute_notes): Use END_HARD_REGNO.
15378 * cse.c (mention_regs): Use END_REGNO.
15379 (insert): Use add_to_hard_reg_set.
15380 (invalidate): Use END_HARD_REGNO.
15381 (invalidate_for_call): Likewise.
15382 (exp_equiv_p): Use END_REGNO.
15383 (cse_insn): Likewise.
15384 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
15385 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
15386 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
15387 * function.c (keep_stack_depressed): Use end_hard_regno.
15388 * global.c (global_alloc): Use end_hard_regno.
15389 (global_conflicts): Use add_to_hard_reg_set instead of
15391 (find_reg): Likewise.
15392 (mark_reg_store): Likewise.
15393 (mark_reg_conflicts): Likewise.
15394 (mark_reg_death): Use remove_from_hard_reg_set.
15395 (mark_reg_live_nc): Delete.
15396 (set_preference): Use end_hard_regno.
15397 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
15398 remove_from_hard_reg_set.
15399 (post_mark_life): Use add_to_hard_reg_set.
15400 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
15401 (reg_becomes_live): Use add_to_hard_reg_set.
15402 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
15403 (peep2_find_free_register): Use add_to_hard_reg_set.
15404 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
15405 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
15406 * regrename.c (note_sets): Use add_to_hard_reg_set.
15407 (clear_dead_regs): Use remove_from_hard_reg_set.
15408 (regrename_optimize): Use add_to_hard_reg_set.
15409 (find_oldest_value_reg): Use in_hard_reg_set_p.
15410 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
15411 (hard_reg_set_here_p): Use end_hard_regno.
15412 (decompose): Likewise.
15413 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
15414 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
15415 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
15416 (mark_home_live): Use end_hard_regno.
15417 (spill_hard_reg): Likewise.
15418 (clear_reload_reg_in_use): Likewise.
15419 * reorg.c (delete_prior_computation): Use END_REGNO.
15420 * resource.c (update_live_status): Use END_HARD_REGNO.
15421 (mark_referenced_resources): Use add_to_hard_reg_set.
15422 (mark_set_resources): Likewise.
15423 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
15424 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
15425 (reg_overlap_mentioned_p): Likewise.
15426 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
15427 (covers_regno_no_parallel_p): Use END_REGNO.
15428 (find_regno_note): Likewise.
15429 (find_reg_fusage): Use END_HARD_REGNO.
15430 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
15431 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
15433 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
15435 * mode-switching.c (reg_dies): Change type of second argument to
15437 (optimize_mode_switching): Update accordingly.
15439 2007-05-22 Richard Sandiford <richard@codesourcery.com>
15441 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
15443 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
15444 (hard_reg_set_empty_p): ...these new functions.
15445 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
15446 GO_IF_HARD_REG_SUBSET.
15447 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
15448 instead of GO_IF_HARD_REG_EQUAL.
15449 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
15450 instead of GO_IF_HARD_REG_EQUAL.
15451 * global.c (find_reg): Use hard_reg_set_empty_p instead of
15452 GO_IF_HARD_REG_SUBSET.
15453 (modify_reg_pav): Use hard_reg_set_empty_p instead of
15454 GO_IF_HARD_REG_EQUAL.
15455 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
15456 of GO_IF_HARD_REG_SUBSET.
15457 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
15458 instead of GO_IF_HARD_REG_EQUAL.
15459 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
15460 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
15461 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
15462 of GO_IF_HARD_REG_SUBSET,
15463 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
15464 GO_IF_HARD_REG_SUBSET.
15465 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
15466 instead of GO_IF_HARD_REG_EQUAL.
15467 * config/sh/sh.c (push_regs, calc_live_regs): Use
15468 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
15469 (hard_regs_intersect_p): Delete.
15471 2007-05-22 Janis Johnson <janis187@us.ibm.com>
15473 * doc/sourcebuild.texi (Test Directives) Add dg-message.
15475 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
15476 Richard Henderson <rth@redhat.com>
15478 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
15480 (x86_64-*-*): Likewise.
15482 * i386/i386-modes.def (V2QI): New.
15484 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
15486 (override_options): Support SSE4.1.
15487 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
15488 (IX86_BUILTIN_BLENDPS): Likewise.
15489 (IX86_BUILTIN_BLENDVPD): Likewise.
15490 (IX86_BUILTIN_BLENDVPS): Likewise.
15491 (IX86_BUILTIN_PBLENDVB128): Likewise.
15492 (IX86_BUILTIN_PBLENDW128): Likewise.
15493 (IX86_BUILTIN_DPPD): Likewise.
15494 (IX86_BUILTIN_DPPS): Likewise.
15495 (IX86_BUILTIN_INSERTPS128): Likewise.
15496 (IX86_BUILTIN_MOVNTDQA): Likewise.
15497 (IX86_BUILTIN_MPSADBW128): Likewise.
15498 (IX86_BUILTIN_PACKUSDW128): Likewise.
15499 (IX86_BUILTIN_PCMPEQQ): Likewise.
15500 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
15501 (IX86_BUILTIN_PMAXSB128): Likewise.
15502 (IX86_BUILTIN_PMAXSD128): Likewise.
15503 (IX86_BUILTIN_PMAXUD128): Likewise.
15504 (IX86_BUILTIN_PMAXUW128): Likewise.
15505 (IX86_BUILTIN_PMINSB128): Likewise.
15506 (IX86_BUILTIN_PMINSD128): Likewise.
15507 (IX86_BUILTIN_PMINUD128): Likewise.
15508 (IX86_BUILTIN_PMINUW128): Likewise.
15509 (IX86_BUILTIN_PMOVSXBW128): Likewise.
15510 (IX86_BUILTIN_PMOVSXBD128): Likewise.
15511 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
15512 (IX86_BUILTIN_PMOVSXWD128): Likewise.
15513 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
15514 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
15515 (IX86_BUILTIN_PMOVZXBW128): Likewise.
15516 (IX86_BUILTIN_PMOVZXBD128): Likewise.
15517 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
15518 (IX86_BUILTIN_PMOVZXWD128): Likewise.
15519 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
15520 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
15521 (IX86_BUILTIN_PMULDQ128): Likewise.
15522 (IX86_BUILTIN_PMULLD128): Likewise.
15523 (IX86_BUILTIN_ROUNDPD): Likewise.
15524 (IX86_BUILTIN_ROUNDPS): Likewise.
15525 (IX86_BUILTIN_ROUNDSD): Likewise.
15526 (IX86_BUILTIN_ROUNDSS): Likewise.
15527 (IX86_BUILTIN_PTESTZ): Likewise.
15528 (IX86_BUILTIN_PTESTC): Likewise.
15529 (IX86_BUILTIN_PTESTNZC): Likewise.
15530 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
15531 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
15532 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
15533 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
15534 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
15535 (bdesc_ptest): New.
15536 (bdesc_sse_3arg): Likewise.
15537 (bdesc_2arg): Likewise.
15538 (bdesc_1arg): Likewise.
15539 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
15541 (ix86_expand_sse_4_operands_builtin): New.
15542 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
15543 smaller than 8 bits as the 2nd arg.
15544 (ix86_expand_sse_ptest): New.
15545 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
15546 (ix86_expand_vector_set): Support SSE4.1.
15547 (ix86_expand_vector_extract): Likewise.
15549 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
15550 __SSE4_1__ for -msse4.1.
15552 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
15553 (UNSPEC_INSERTPS): Likewise.
15554 (UNSPEC_DP): Likewise.
15555 (UNSPEC_MOVNTDQA): Likewise.
15556 (UNSPEC_MPSADBW): Likewise.
15557 (UNSPEC_PHMINPOSUW): Likewise.
15558 (UNSPEC_PTEST): Likewise.
15559 (UNSPEC_ROUNDP): Likewise.
15560 (UNSPEC_ROUNDS): Likewise.
15562 * config/i386/i386.opt (msse4.1): New for SSE4.1.
15564 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
15565 (const_pow2_1_to_32768_operand): Likewise.
15567 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
15570 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
15572 (sse4_1_insertps): Likewise.
15573 (*sse4_1_extractps): Likewise.
15574 (sse4_1_ptest): Likewise.
15575 (sse4_1_mulv2siv2di3): Likewise.
15576 (*sse4_1_mulv4si3): Likewise.
15577 (*sse4_1_smax<mode>3): Likewise.
15578 (*sse4_1_umax<mode>3): Likewise.
15579 (*sse4_1_smin<mode>3): Likewise.
15580 (*sse4_1_umin<mode>3): Likewise.
15581 (sse4_1_eqv2di3): Likewise.
15582 (*sse4_1_pinsrb): Likewise.
15583 (*sse4_1_pinsrd): Likewise.
15584 (*sse4_1_pinsrq): Likewise.
15585 (*sse4_1_pextrb): Likewise.
15586 (*sse4_1_pextrb_memory): Likewise.
15587 (*sse4_1_pextrw_memory): Likewise.
15588 (*sse4_1_pextrq): Likewise.
15589 (sse4_1_blendpd): Likewise.
15590 (sse4_1_blendps): Likewise.
15591 (sse4_1_blendvpd): Likewise.
15592 (sse4_1_blendvps): Likewise.
15593 (sse4_1_dppd): Likewise.
15594 (sse4_1_dpps): Likewise.
15595 (sse4_1_movntdqa): Likewise.
15596 (sse4_1_mpsadbw): Likewise.
15597 (sse4_1_packusdw): Likewise.
15598 (sse4_1_pblendvb): Likewise.
15599 (sse4_1_pblendw): Likewise.
15600 (sse4_1_phminposuw): Likewise.
15601 (sse4_1_extendv8qiv8hi2): Likewise.
15602 (*sse4_1_extendv8qiv8hi2): Likewise.
15603 (sse4_1_extendv4qiv4si2): Likewise.
15604 (*sse4_1_extendv4qiv4si2): Likewise.
15605 (sse4_1_extendv2qiv2di2): Likewise.
15606 (*sse4_1_extendv2qiv2di2): Likewise.
15607 (sse4_1_extendv4hiv4si2): Likewise.
15608 (*sse4_1_extendv4hiv4si2): Likewise.
15609 (sse4_1_extendv2hiv2di2): Likewise.
15610 (*sse4_1_extendv2hiv2di2): Likewise.
15611 (sse4_1_extendv2siv2di2): Likewise.
15612 (*sse4_1_extendv2siv2di2): Likewise.
15613 (sse4_1_zero_extendv8qiv8hi2): Likewise.
15614 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
15615 (sse4_1_zero_extendv4qiv4si2): Likewise.
15616 (*sse4_1_zero_extendv4qiv4si2): Likewise.
15617 (sse4_1_zero_extendv2qiv2di2): Likewise.
15618 (*sse4_1_zero_extendv2qiv2di2): Likewise.
15619 (sse4_1_zero_extendv4hiv4si2): Likewise.
15620 (*sse4_1_zero_extendv4hiv4si2): Likewise.
15621 (sse4_1_zero_extendv2hiv2di2): Likewise.
15622 (*sse4_1_zero_extendv2hiv2di2): Likewise.
15623 (sse4_1_zero_extendv2siv2di2): Likewise.
15624 (*sse4_1_zero_extendv2siv2di2): Likewise.
15625 (sse4_1_roundpd): Likewise.
15626 (sse4_1_roundps): Likewise.
15627 (sse4_1_roundsd): Likewise.
15628 (sse4_1_roundss): Likewise.
15629 (mulv4si3): Don't expand for SSE4.1.
15630 (smax<mode>3): Likewise.
15631 (umaxv4si3): Likewise.
15632 (uminv16qi3): Likewise.
15633 (umin<mode>3): Likewise.
15634 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
15636 * doc/extend.texi: Document SSE4.1 built-in functions.
15638 * doc/invoke.texi: Document -msse4.1.
15640 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
15642 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
15643 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
15644 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
15645 (ASM_SPEC): Add asm_pcrel_spec.
15646 (EXTRA_SPECS): Add asm_pcrel_spec.
15648 2007-05-21 David Daney <ddaney@avtrex.com>
15650 * doc/install.texi (Building a cross compiler): Add requirements
15651 for Java cross compiler.
15653 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
15655 PR middle-end/31995
15656 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
15657 Add loopno argument. Use evolution_function_is_invariant_rec_p
15658 instead of evolution_function_is_constant_p.
15659 Update calls to evolution_function_is_affine_multivariate_p.
15660 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
15661 Add loopno argument.
15662 * tree-scalar-evolution.c (gather_chrec_stats): Call
15663 evolution_function_is_affine_multivariate_p with a loop
15665 * tree-data-ref.c (analyze_miv_subscript): Likewise.
15666 (analyze_overlapping_iterations): Likewise.
15667 (access_functions_are_affine_or_constant_p): Likewise.
15668 (build_classic_dist_vector_1): If the access functions
15669 are equal, don't do anything.
15671 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
15672 Paolo Carlini <pcarlini@suse.de>
15673 Uros Bizjak <ubizjak@gmail.com>
15675 * c-cppbuiltin.c (c_cpp_builtins): Define
15676 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
15677 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
15678 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
15679 * doc/cpp.texi ([Standard Predefined Macros]): Document.
15681 2007-05-21 Mike Stump <mrs@apple.com>
15683 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
15685 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
15687 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
15689 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
15690 implementation if __OPTIMIZE__ is not defined.
15691 (_mm_alignr_pi8): Ditto.
15692 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
15693 (_mm_inserti_si64): Ditto.
15694 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
15695 (_mm_slli_epi16): Ditto.
15696 (_mm_slli_epi32): Ditto.
15697 (_mm_slli_epi64): Ditto.
15698 (_mm_srai_epi16): Ditto.
15699 (_mm_srai_epi32): Ditto.
15700 (_mm_srli_si128): Ditto.
15701 (_mm_slli_si128): Ditto.
15702 (_mm_srli_epi16): Ditto.
15703 (_mm_srli_epi32): Ditto.
15704 (_mm_srli_epi64): Ditto.
15705 (_mm_extract_epi16): Ditto.
15706 (_mm_insert_epi16): Ditto.
15707 (_mm_shufflehi_epi16): Ditto.
15708 (_mm_shufflelo_epi16): Ditto.
15709 (_mm_shuffle_epi32): Ditto.
15710 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
15711 (_m_pextrw): Ditto.
15712 (_mm_insert_pi16): Ditto.
15713 (_m_pinsrw): Ditto.
15714 (_mm_shuffle_pi16): Ditto.
15715 (_m_pshufw): Ditto.
15716 (_mm_shufle_ps): Ditto.
15717 (_mm_prefetch): Ditto.
15719 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
15721 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
15722 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
15723 * real.c (encode_i370_single, decode_i370_single,
15724 encode_i370_double, decode_i370_double): Functions removed.
15725 (i370_single_format, i370_double_format): Initializations removed.
15726 (real_maxval, round_for_format, exact_real_truncate, significand_size):
15727 Consider the log2_b field to always be one.
15728 (ieee_single_format, mips_single_format, coldfire_single_format,
15729 ieee_double_format, mips_double_format, coldfire_double_format,
15730 ieee_extended_motorola_format, ieee_extended_intel_96_format,
15731 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
15732 ibm_extended_format, mips_extended_format, ieee_quad_format,
15733 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
15734 decimal_single_format, decimal_double_format, decimal_quad_format,
15735 c4x_single_format, c4x_extended_format, real_internal_format): Remove
15736 initialization of log2_b.
15737 * real.h (i370_single_format, i370_double_format): Declarations
15739 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
15740 field to always be one.
15742 2007-05-21 Andreas Schwab <schwab@suse.de>
15744 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
15745 NOTE_INSN_BASIC_BLOCK_P.
15746 (process_for_unwind_directive): Likewise.
15748 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
15750 * builtins.c (expand_builtin_setjmp_setup): Update comment.
15751 * function.h (struct function): Move va_list_gpr_size,
15752 va_list_fpr_size, function_frequency to front of bitfields. Add
15754 (current_function_calls_unwind_init): New.
15755 * except.c (expand_builtin_unwind_init): Set
15756 current_function_calls_unwind_init not
15757 current_function_has_nonlocal_label.
15758 * reload1.c (has_nonexceptional_receiver): New.
15759 (reload): Use it and current_function_calls_unwind_init to
15760 determine whether call-saved regs must be saved.
15762 2007-05-20 Jan Hubicka <jh@suse.cz>
15764 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
15765 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
15766 * ddg.c (create_ddg): LIkewise.
15767 * final.c (final): Remove hunk moving line number notes around since
15768 they are no longer present at this stage.
15769 (final_scan_insn): Use NOTE_KIND instead of
15770 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
15771 (output_asm_label): Likewise.
15772 * reorg.c (dbr_schedule): Likewise.
15773 * haifa-sched.c (unlink_other_notes): Likewise.
15774 * mode-switching.c (optimize_mode_switching): Likewise.
15775 * graph.c (start_bb): Likewise.
15776 * rtl.def (NOTE): Update description.
15777 * jump.c (squeeze_notes): Delete.
15778 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
15779 NOTE_INSN_BASIC_BLOCK_P when possible.
15780 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
15781 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
15782 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
15783 (dwarf2out_var_location): Likewise.
15784 * cfgbuild.c (make_edges): Likewise.
15785 (find_basic_blocks_1): Likewise.
15786 * function.c (reorder_blocks_1): Likewise.
15787 (epilogue_done): Likewise.
15788 (reposition_prologue_and_epilogue_notes): Likewise.
15789 * print-rtl.c (print_rtx): Likewise; drop code for printing
15791 (print_rtl): Likewise.
15792 (print_rtl_single): Likewise.
15793 * gcse.c (insert_insn_start_bb): Likewise.
15794 * alias.c (init_alias_analysis): Likewise.
15795 * calls.c (fixup_tail_calls): Likewise.
15796 * except.c (sjlj_emit_function_enter): Likewise.
15797 * emit-rtl.c (add_insn_after): Likeiwse.
15798 (emit_label_before): Likewise.
15799 (emit_label_after): Likewise.
15800 (emit_note_before, emit_note_after, emit_note): Update
15801 parameter to be enum insn_note; do not deal with source
15803 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
15804 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
15806 (merge_blocks_move_successor_nojumps): Simplify now when
15807 we don't have BLOCK notes.
15808 (try_optimize_cfg): Likewise.
15809 * cfglayout.c (skip_insns_after_block): Likewise.
15810 (record_effective_endpoints): Likewise.
15811 (duplicate_insn_chain): Likewise.
15812 * varasm.c (output_constant_pool_1): Likewise.
15813 * sched-deps.c (sched_analyze): Likewise.
15814 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
15816 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
15817 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
15818 (SET_INSN_DELETED): Simplify.
15819 (NOTE_LINE_NUMBER): Exterminate.
15820 (NOTE_LINE_KIND): New.
15821 (NOTE_INSN_BASIC_BLOCK_P): Update.
15822 (enum insn_note): Simplify.
15823 (GET_NOTE_INSN_NAME) Simplify.
15824 (emit_note_before, emit_note_after, emit_note): Update prototype.
15825 (squeeze_notes): Remove.
15826 * sched-int.h (NOTE_NOT_BB_P): Update.
15827 * resource.c (mark_target_live_regs): Update.
15828 * sched-rgn.c (debug_dependencies): Update.
15829 * sched-vis.c (print_insn): Update.
15830 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
15831 * config/i386/i386.c (ix86_output_function_epilogue): Update.
15832 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
15833 (TARGET_ADJUST_UNROLL_MAX): Likewise.
15834 (split_branches): Update.
15835 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
15837 (sh_adjust_unroll_max): Exterminate.
15838 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
15839 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
15840 (m68hc11_reorg): Likewise.
15841 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
15842 (emit_predicate_relation_info): Update.
15843 (process_for_unwind_directive): Update.
15844 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
15845 (output_call): Update.
15846 * config/pa/pa.c (output_lbranch): Update.
15847 (output_millicode_call): Update.
15848 (output_call): Update.
15849 (pa_combine_instructions): Update.
15850 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
15851 * config/bfin/bfin.c (gen_one_bundle): Update.
15852 * cfgrtl.c (can_delete_note_p): Update.
15853 (delete_insn): Update.
15854 (rtl_merge_blocks): Update.
15855 (commit_one_edge_insertion): Update.
15856 (rtl_verify_flow_info): Update.
15857 * stmt.c (expand_case): Do not call squeeze_notes.
15859 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15866 * c.opt (Wtype-limits): New.
15867 * doc/invoke.texi (Wtype-limits): Document it.
15868 (Wextra): Enabled by -Wextra.
15869 * c-opts.c (c_common_post_options): Enabled by -Wextra.
15870 * c-common.c (shorten_compare): Warn with Wtype-limits.
15872 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
15874 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
15875 inlined function, not as a macro.
15876 (_mm_alignr_pi8): Ditto.
15877 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
15878 (_mm_inserti_si64): Ditto.
15879 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
15880 (_mm_extract_epi16): Ditto.
15881 (_mm_insert_epi16): Ditto.
15882 (_mm_shufflehi_epi16): Ditto.
15883 (_mm_shufflelo_epi16): Ditto.
15884 (_mm_shuffle_epi32): Ditto.
15885 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
15886 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
15888 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
15890 (_m_to_float): Use C89 compatible assignment.
15892 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
15895 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
15897 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15900 * doc/invoke.texi (Wreturn-type): Complete description.
15901 (Wextra): Delete item about return-type warning.
15902 * c-decl.c: Delete redundant Wextra warning.
15904 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
15907 * config/i386/pmmintrin.h: Do not include xmmintrin.h
15908 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
15909 inlined function, not as a macro.
15910 (_mm_prefetch): Ditto.
15911 (_m_pextrw): Ditto.
15912 (_mm_insert_pi16): Ditto.
15913 (_m_pinsrw): Ditto.
15914 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
15915 (_m_pshufw): Ditto. Add const to __N argument.
15916 (_mm_shufle_ps): Ditto. Add const to __mask argument.
15917 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
15918 (_mm_slli_epi32): Ditto.
15919 (_mm_srli_si128): Implement as always inlined function, not as a
15920 macro. Add __inline to function declaration.
15921 (_mm_slli_si128): Ditto.
15923 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
15925 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
15926 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
15928 (struct fenv): New structure.
15929 (FP_HANDLE_EXCEPTIONS): New define.
15930 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
15931 (_FP_DECL_EXP): New define.
15932 (FP_INIT_ROUNDMODE): New define.
15933 (FP_ROUNDMODE): New define.
15935 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15937 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
15938 (Wconversion): Update description.
15939 (Wconversion-sign): New.
15940 * c.opt (Wconversion-sign): New.
15941 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
15942 means disabled for C++. Otherwise, take the status of Wconversion.
15943 * c-common.c (conversion_warning): Warn with either Wconversion or
15945 (warnings_for_convert_and_check): Conditions are already checked by
15946 conversion_warning.
15947 (convert_and_check): Don't check warnings if the conversion failed.
15949 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
15950 Anatoly Sokolov <aesok@dol.ru>
15952 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
15953 avr_epilogue_uses) : Add declaration.
15954 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
15955 * config/avr/constraints.md (R): New constraint.
15956 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
15957 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
15958 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
15959 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
15960 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
15961 call_prologue_saves, epilogue_restores, return_from_epilogue,
15962 return_from_main_epilogue, return_from_interrupt_epilogue,
15963 return_from_naked_epilogue, prologue, epilogue): New patterns.
15964 (jump): Handle symbol reference.
15965 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
15966 avr_output_function_prologue, avr_output_function_epilogue): Remove
15968 (avr_init_machine_status, expand_prologue, expand_epilogue,
15969 avr_asm_function_end_prologue, avr_epilogue_uses,
15970 avr_asm_function_begin_epilogue): New functions.
15971 (prologue_size, epilogue_size, jump_tables_size): Remove global
15973 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
15974 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
15975 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
15976 (avr_override_options): Initialise init_machine_status.
15977 (output_movhi): Handle all stack pointer loads.
15978 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
15979 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
15980 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
15981 (EPILOGUE_USES) Redefine.
15982 (machine_function) Declare.
15984 2007-05-19 Richard Sandiford <richard@codesourcery.com>
15986 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
15987 Use a single return statement.
15989 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15991 PR middle-end/30250
15992 * builtins.c (do_mpfr_lgamma_r): New.
15993 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
15994 * tree.h (CASE_FLT_FN_REENT): New.
15996 2007-05-18 Geoffrey Keating <geoffk@apple.com>
15998 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
15999 (output_die): Use 'unsigned long' with %x.
16000 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
16001 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
16002 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
16004 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
16006 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
16011 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
16012 true if function has no argument.
16014 2007-05-18 DJ Delorie <dj@redhat.com>
16016 * config/mips/mips.c (mips_offset_within_alignment_p): New.
16017 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
16019 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
16021 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
16022 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
16023 count_trailing_zeros.
16024 (__i386__): Implement count_leading_zeros using __builtin_clz().
16025 Implement count_trailing_zeros usign __builtin_ctz().
16027 2007-05-18 Richard Sandiford <richard@codesourcery.com>
16029 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
16031 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
16033 PR middle-end/31344
16034 * expr.c (emit_move_change_mode): Change mode of push operands here.
16036 2007-05-17 Ian Lance Taylor <iant@google.com>
16038 PR tree-optimization/31953
16039 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
16040 Change all callers.
16041 (set_value_range_to_null): Call set_value_range_to_value.
16042 (extract_range_from_comparison): Likewise.
16044 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16046 * toplev.c (print_version): Output GMP/MPFR version info.
16048 * builtins.c (CASE_MATHFN_REENT): New macro.
16049 (mathfn_built_in): Use it.
16050 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
16051 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
16052 BUILT_IN_LGAMMAL_R): New.
16053 * doc/extend.texi: Document new builtins.
16055 PR middle-end/31796
16056 * builtins.c (do_mpfr_remquo): New.
16057 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
16058 (fold_builtin_3): Handle BUILT_IN_REMQUO.
16060 PR middle-end/30251
16061 * builtins.c (fold_builtin_1): Handle y0, y1.
16062 (fold_builtin_2): Handle yn.
16064 PR middle-end/30251
16065 * builtins.c (do_mpfr_bessel_n): New.
16066 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
16067 (fold_builtin_2): Handle BUILT_IN_JN.
16069 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
16072 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
16073 TYPE_PRECISION (intmax_type_node).
16075 2007-05-17 Steve Ellcey <sje@cup.hp.com>
16078 * reload.c (subst_reloads): Remove checking.
16080 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
16082 PR rtl-optimization/31691
16083 * combine.c (simplify_set): Build a new src pattern instead of
16084 substituting its operands in the COMPARE case.
16086 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
16088 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
16089 (execute_vrp): Preserve loops through jump threading.
16090 * tree-ssa-threadupdate.c (thread_single_edge,
16091 dbds_continue_enumeration_p, determine_bb_domination_status,
16092 thread_through_loop_header): New functions.
16093 (create_edge_and_update_destination_phis,
16094 create_edge_and_update_destination_phis): Set loops for the new blocks.
16095 (prune_undesirable_thread_requests): Removed.
16096 (redirect_edges): Do not pretend that redirect_edge_and_branch can
16098 (thread_block): Do not call prune_undesirable_thread_requests.
16100 (mark_threaded_blocks): Select edges to thread here.
16101 (thread_through_all_blocks): Take may_peel_loop_headers argument.
16102 Thread edges through loop headers independently.
16103 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
16104 * tree-pass.h (TODO_mark_first_instance): New.
16105 (first_pass_instance): Declare.
16106 * cfghooks.c (duplicate_block): Put the block to the original loop
16107 if copy is not specified.
16108 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
16109 jump threading. Pass may_peel_loop_headers to
16110 thread_through_all_blocks according to first_pass_instance.
16111 * cfgloop.h (create_preheader): Declare.
16112 * tree-flow.h (thread_through_all_blocks): Declaration changed.
16113 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
16114 * passes.c (first_pass_instance): New variable.
16115 (next_pass_1): Set TODO_mark_first_instance.
16116 (execute_todo): Set first_pass_instance.
16118 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
16120 PR tree-optimization/24659
16121 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
16122 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
16123 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
16124 OTI_vec_pack_ufix_trunc.
16125 (vec_unpacks_float_hi_optab): Define new macro.
16126 (vec_unpacks_float_lo_optab): Ditto.
16127 (vec_unpacku_float_hi_optab): Ditto.
16128 (vec_unpacku_float_lo_optab): Ditto.
16129 (vec_pack_sfix_trunc_optab): Ditto.
16130 (vec_pack_ufix_trunc_optab): Ditto.
16131 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
16132 and vec_pack_[s|u]fix_trunc_optab using
16133 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
16134 * tree-vectorizer.c (supportable_widening_operation): Handle
16135 FLOAT_EXPR and CONVERT_EXPR. Update comment.
16136 (supportable_narrowing_operation): New function.
16137 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
16138 * tree-vect-transform.c (vectorizable_conversion): Handle
16139 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
16140 (vect_gen_widened_results_half): Move before vectorizable_conversion.
16141 (vectorizable_type_demotion): Call supportable_narrowing_operation()
16142 to check for target support.
16143 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
16144 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
16145 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
16146 for VEC_PACK_FIX_TRUNC_EXPR.
16147 (expand_binop): Special case mode of the result for
16148 vec_pack_[u|s]fix_trunc_optab.
16149 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
16150 vec_pack_[u|s]fix_trunc_optab.
16152 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
16153 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
16154 * tree-pretty-print.c (dump_generic_node): Handle
16155 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
16156 VEC_PACK_FIX_TRUNC_EXPR.
16158 * expr.c (expand_expr_real_1): Ditto.
16159 * tree-inline.c (estimate_num_insns_1): Ditto.
16160 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
16162 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
16163 (vec_unpacks_float_lo_v8hi): Ditto.
16164 (vec_unpacku_float_hi_v8hi): Ditto.
16165 (vec_unpacku_float_lo_v8hi): Ditto.
16166 (vec_unpacks_float_hi_v4si): Ditto.
16167 (vec_unpacks_float_lo_v4si): Ditto.
16168 (vec_pack_sfix_trunc_v2df): Ditto.
16170 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
16172 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
16173 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
16174 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
16175 [vec_pack_ufix_trunc]: Ditto.
16176 [vec_unpacks_float_hi]: Ditto.
16177 [vec_unpacks_float_lo]: Ditto.
16178 [vec_unpacku_float_hi]: Ditto.
16179 [vec_unpacku_float_lo]: Ditto.
16181 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
16183 * soft-fp/README: Update for new files.
16184 * soft-fp/floattisf.c: New file.
16185 * soft-fp/floattidf.c: New file.
16186 * soft-fp/floattitf.c: New file.
16187 * soft-fp/floatuntisf.c: New file.
16188 * soft-fp/floatuntidf.c: New file.
16189 * soft-fp/floatuntitf.c: New file.
16190 * soft-fp/fixsfti.c: New file.
16191 * soft-fp/fixdfti.c: New file.
16192 * soft-fp/fixtfti.c: New file.
16193 * soft-fp/fixunssfti.c: New file.
16194 * soft-fp/fixunsdfti.c: New file.
16195 * soft-fp/fixunstfti.c: New file.
16196 * soft-fp/extendxftf.c: New file.
16197 * soft-fp/trunctfxf.c: New file.
16199 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
16200 (__trunctfxf2): Ditto.
16202 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
16203 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
16204 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
16205 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
16206 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
16207 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
16209 * config/i386/t-fprules-softfp64: New file.
16210 * config/i386/sfp-machine.h: New file.
16211 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
16212 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
16213 and soft-fp/t-softfp to tmake_file.
16214 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
16215 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
16217 * config/i386/t-linux64 (softfp_wrap_start): New.
16218 (softfp_wrap_end): New.
16219 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
16220 supported for TARGET_64BIT.
16222 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
16224 * c-common.c (c_common_signed_or_unsigned_type): Emulate
16225 c_common_unsigned_type behavior.
16227 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
16229 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
16232 2007-05-16 Eric Christopher <echristo@apple.com>
16234 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
16235 saving after stack push. Set sp_offset whenever we push.
16236 (rs6000_emit_epilogue): Move altivec register restore before
16239 2007-05-16 Richard Sandiford <richard@codesourcery.com>
16241 * configure.ac: Allow sysroots to be relocated under $prefix as
16242 well as $exec_prefix.
16243 * configure: Regenerate.
16245 2007-05-16 Richard Sandiford <richard@codesourcery.com>
16249 2007-05-12 Richard Sandiford <richard@codesourcery.com>
16251 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
16252 (gcc_tooldir): Likewise.
16253 * configure: Regenerate.
16254 * Makefile.in (libsubdir_to_prefix): New variable, based on the
16255 old configure.ac gcc_tooldir setting.
16256 (prefix_to_exec_prefix): New variable.
16257 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
16258 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
16260 2007-05-14 Janis Johnson <janis187@us.ibm.com>
16262 * c-typeck.c (build_binary_op): Return early for error.
16264 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
16266 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
16267 struct nb_iter_bound.
16268 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
16269 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
16270 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
16271 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
16272 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
16273 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
16274 (del_scev_info): Use ggc_free.
16275 (scev_initialize): Allocate scalar_evolution_info in gc memory.
16276 * loop-init.c: Include ggc.h.
16277 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
16278 (loop_optimizer_finalize): Use ggc_free.
16279 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
16280 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
16281 pass_iv_optimize): Add TODO_ggc_collect.
16282 * function.h (struct function): Remove skip marker from
16284 * cfgloop.c: Include ggc.h.
16285 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
16287 (establish_preds): Vector superloops is gc allocated.
16288 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
16290 (flow_loops_find): Vector larray is gc allocated.
16291 (loop_exit_free): Use ggc_free.
16292 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
16293 that head of exits list is now not a part of struct loop.
16294 (record_loop_exits): Allocate exits table in gc memory.
16295 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
16296 that head of exits list is now not a part of struct loop.
16297 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
16298 struct loop_exit): Add GTY marker.
16299 (struct loop): Add GTY marker. Make superloops vector gc allocated.
16300 Add skip marker to aux field. Make head of exits list a separate
16302 (struct loops): Add GTY marker. Make larray vector gc allocated.
16303 Add param marker to exits table.
16304 (get_loops): Type changed.
16305 * Makefile.in (tree-scalar-evolution.o): Add
16306 gt-tree-scalar-evolution.h dependency.
16307 (cfgloop.o, loop-init.o): Add ggc.h dependency.
16308 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
16309 * basic-block.h (struct basic_block_def): Remove skip marker from
16312 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
16314 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
16315 of 0 in the call to expand_expr().
16316 (expand_builtin_mathfn_3): Ditto.
16317 (expand_builtin_interclass_mathfn): Ditto.
16318 (expand_builtin_cexpi): Ditto.
16319 (expand_builtin_int_roundingfn): Ditto.
16320 (expand_builtin_int_roundingfn_2): Ditto.
16321 (expand_builtin_pow): Ditto.
16322 (expand_builtin_powi): Ditto.
16323 (expand_builtin_bswap): Ditto.
16324 (expand_builtin_unop): Ditto.
16325 (expand_builtin_fabs): Ditto.
16326 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
16327 the call to expand_expr().
16328 (expand_builtin_sync_operation): Ditto.
16329 (expand_builtin_compare_and_swap): Ditto.
16330 (expand_builtin_lock_test_and_set): Ditto.
16331 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
16332 instead of 0 in the call to expand_expr().
16333 (expand_builtin_extract_return_addr): Ditto.
16334 (expand_builtin_eh_return): Ditto.
16335 (expand_eh_return): Ditto.
16336 * explow.c (expr_size): Ditto.
16337 * expr.c (optimize_bitfield_assignment_op): Ditto.
16338 (expand_assignement): Ditto.
16339 (store_expr): Ditto.
16340 (store_field): Ditto.
16341 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
16342 the call to expand_expr().
16343 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
16344 in the call to expand_expr().
16345 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
16346 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
16347 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
16349 * optabs.c (expand_vec_shift_expr): Ditto.
16350 (expand_vec_cond_expr): Ditto.
16351 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
16352 call to expand_expr().
16353 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
16354 in the call to expand_expr().
16356 2007-05-14 Dave Korn <dave.korn@artimi.com>
16358 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
16360 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
16362 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
16363 instead of c_common_unsigned_type.
16364 (c_common_unsigned_type): Remove.
16365 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
16366 c_common_unsigned_type.
16367 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
16368 c_common_unsigned_type.
16369 * c-common.h (c_common_unsigned_type): Remove.
16370 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
16371 c_common_unsigned_type.
16372 * c-format.c (check_format_types): Use unsigned_type_for instead of
16373 c_common_unsigned_type.
16374 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
16375 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
16376 of c_common_unsigned_type.
16377 * convert.c (convert_to_integer): Use unsigned_type_for instead of
16378 lang_hooks.types.unsigned_type.
16379 * expmed.c (make_tree): Use unsigned_type_for instead of
16380 lang_hooks.types.unsigned_type.
16381 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
16382 lang_hooks.types.unsigned_type.
16383 (build_range_check): Likewise.
16384 (fold_unary): Likewise.
16385 (fold_binary): Likewise.
16386 (fold_ternary): Likewise.
16387 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
16388 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
16389 * tree.c (get_unsigned_type): New.
16390 (unsigned_type_for): Use get_unsigned_type instead of
16391 lang_hooks.types.unsigned_type.
16393 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
16395 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
16396 to m68k_get_function_kind. Update its prototype.
16397 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
16399 (m68k_interrupt_function_p): Return enum m68k_function_type
16400 instead of bool. Rename to m68k_get_function_kind.
16401 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
16402 target is not fido.
16403 (m68k_compute_frame_layout): Don't mark any register for save
16404 if an interrupt_thread attribute is specified.
16405 (m68k_hard_regno_rename_ok): Update a use of
16406 m68k_interrupt_function_p.
16407 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
16408 m68k_interrupt_function_p.
16409 (m68k_function_type): New.
16410 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
16411 for a function with an interrupt_thread attribute.
16412 * doc/extend.texi: Document the interrupt_thread attribute.
16414 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
16416 Fix PR tree-optimization/31911
16417 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
16418 if they didn't change the expression.
16420 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
16422 * tree-scalar-evolution.c (resolve_mixers): Exported.
16423 * tree-scalar-evolution.h (resolve_mixers): Declare.
16424 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
16425 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
16426 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
16427 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
16428 init_array_ref, init_pointer_ref, analyze_indirect_ref,
16429 strip_conversion, analyze_offset_expr, address_analysis,
16430 object_analysis, analyze_offset): Removed.
16431 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
16432 split_constant_offset, canonicalize_base_object_address,
16433 object_address_invariant_in_loop_p, disjoint_objects_p,
16434 dr_may_alias_p, dr_address_invariant_p): New functions.
16435 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
16436 and dr_analyze_alias.
16437 (initialize_data_dependence_relation): Use dr_may_alias_p
16438 and object_address_invariant_in_loop_p.
16439 (compute_self_dependence): Handle the case when
16440 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
16441 (find_data_references_in_stmt): Restrict the analysis of data
16442 references to the given loop nest.
16443 (find_data_references_in_loop): Made static. Pass loop nest to
16444 find_data_references_in_stmt.
16445 (compute_data_dependences_for_loop): Use DR_VOPS.
16446 (free_data_ref): Free DR_VOPS.
16447 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
16448 (struct innermost_loop_behavior): ... new.
16449 (struct base_object_info): Replaced by ...
16450 (struct indices): ... new.
16451 (struct dr_alias): New.
16452 (enum data_ref_type): Removed.
16453 (struct data_reference): Consist of struct innermost_loop_behavior,
16454 struct indices and struct dr_alias.
16455 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
16456 (DR_MEMTAG): Renamed to ...
16457 (DR_SYMBOL_TAG): ... this.
16458 (find_data_references_in_loop): Declaration removed.
16459 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
16460 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
16461 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
16462 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
16464 2007-05-13 Revital Eres <eres@il.ibm.com>
16466 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
16467 which walks virtual def-use chains to find redundant stores.
16468 (dse_optimize_stmt): Call it.
16470 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
16472 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
16473 * passes.c (init_optimization_passes): Move pass_jump_bypass
16476 * basic-block.h (bb_has_eh_pred): Fix style issue.
16478 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
16480 PR rtl-optimization/31848
16481 * loop-invariant.c (move_invariant_reg): If we move an insn
16482 with a REG_EQUAL note, and that insn is not always executed,
16483 remove the REG_EQUAL note.
16485 2007-05-12 Richard Guenther <rguenther@suse.de>
16487 PR tree-optimization/31797
16488 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
16489 propagate into a stmt that has volatile ops.
16491 2007-05-12 Richard Sandiford <richard@codesourcery.com>
16493 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
16494 (gcc_tooldir): Likewise.
16495 * configure: Regenerate.
16496 * Makefile.in (libsubdir_to_prefix): New variable, based on the
16497 old configure.ac gcc_tooldir setting.
16498 (prefix_to_exec_prefix): New variable.
16499 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
16500 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
16502 2007-05-11 Silvius Rus <rus@google.com>
16504 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
16505 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
16506 * c-common.h (strict_aliasing_warning): Change return type.
16507 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
16508 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
16509 (build_c_cast): Condition call to strict_aliasing_warning.
16510 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
16511 * flags.h (set_Wstrict_aliasing): Declare.
16512 * opts.c (set_Wstrict_alising): Define, add call to.
16513 * tree-flow.h (strict_aliasing_warning_backend): Declare.
16514 * tree-ssa-alias-warnings.c: New file.
16515 * tree-ssa-alias.c (compute_may_aliases): Add call to
16516 strict_aliasing_warning_backend.
16518 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
16520 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
16521 Use loop_depth and loop_outer accessor functions.
16522 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
16523 determine_invariantness_stmt, move_computations_stmt): Ditto.
16524 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
16525 add_loop, loopify, unloop, fix_loop_structure): Ditto.
16526 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
16527 * tree-scalar-evolution.c (interpret_loop_phi,
16528 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
16529 instantiate_parameters_1, scev_const_prop): Ditto.
16530 * cfghooks.c (make_forwarder_block): Ditto.
16531 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
16532 * modulo-sched.c (loop_canon_p): Ditto.
16533 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
16534 slpeel_can_duplicate_loop_p): Ditto.
16535 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
16536 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
16537 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
16538 cancel_loop, verify_loop_structure): Ditto.
16539 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
16540 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
16541 superloops vector instead of "pred" array.
16542 (establish_preds): Take father loop as an argument. Initialize the
16544 (flow_loop_tree_node_add): Pass father loop to establish_preds.
16545 Do not initialize loop->outer.
16546 (flow_loop_tree_node_remove): Truncate the superloops vector.
16547 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
16548 "pred" merged to "superloops" vector.
16549 (loop_depth, loop_outer): New.
16550 (fel_init): Use loop_outer.
16552 2007-05-11 Jan Hubicka <jh@suse.cz>
16554 * cgraphunit.c: Include gt-cgraphunit.h
16555 (static_ctors, static_dtors): New static vars.
16556 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
16557 based on implementation in c-common.c
16558 (cgraph_finalize_function): Call record_cdtor_fn.
16559 (cgraph_optimize): Call cgraph_build_cdtor_fns.
16560 * decl.c (finish_function): Do not call c_record_cdtor_fn.
16561 (c_write_global_declarations): Do not call c_build_cdtor_fns.
16562 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
16563 build_cdtor, c_build_cdtor_fns): Remove.
16564 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
16565 c_build_cdtor_fns): Remove prototype.
16567 2007-05-11 Paolo Carlini <pcarlini@suse.de>
16570 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
16571 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
16572 * builtins.c (fold_builtin_memchr): New.
16573 (expand_builtin_memchr): Call the latter.
16574 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
16575 * doc/extend.texi ([Other built-in functions provided by GCC]):
16578 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
16580 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
16581 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
16582 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
16583 PFPO_OP1_TYPE_SHIFT): Constants added.
16584 (DFP_ALL): Mode macro defined.
16585 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
16586 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
16587 Insn definitions added.
16588 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
16589 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
16592 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
16594 PR tree-optimization/31885
16595 * tree-chrec.c (chrec_contains_undetermined): Do not consider
16596 NULL_TREE to be undetermined.
16597 (automatically_generated_chrec_p): Return false for NULL.
16599 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
16601 * config/bfin/bfin.h (MOVE_RATIO): Define.
16603 2007-05-10 Richard Sandiford <richard@codesourcery.com>
16605 * config.gcc (sparc-wrs-vxworks): New target.
16606 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
16607 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
16608 * config/sparc/sparc.h: Include vxworks-dummy.h.
16609 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
16610 include LABEL_REFs too.
16611 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
16612 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
16614 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
16616 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
16617 (sparc_emit_call_insn): New function.
16618 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
16619 functions when generating VxWorks PIC.
16620 * config/sparc/sparc.md (vxworks_load_got): New pattern.
16621 (call, call_value): Use sparc_emit_call_insn instead of
16624 2007-05-09 Bob Wilson <bob.wilson@acm.org>
16626 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
16628 2007-05-09 Bob Wilson <bob.wilson@acm.org>
16630 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
16631 for floating-point values if HOST_BITS_PER_LONG > 32. Use
16632 split_double instead of operand_subword.
16634 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
16636 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
16637 * config/bfin/bfin.c (bfin_local_alignment): New function.
16638 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
16640 2007-05-08 Chao-ying Fu <fu@mips.com>
16642 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
16643 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
16644 (smsub_widen_optab, umsub_widen_optab): Define.
16645 * optabs.c (init_optabs): Initialize smsub_widen_optab and
16647 * genopinit.c (optabs): Fill in smsub_widen_optab and
16649 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
16650 and umsub_widen_optab to implement multiply-subtract sequences.
16651 * config/mips/mips.md (*msac<u>_di): Rename to...
16652 (<u>msubsidi4): ...this. Extend condition to include
16653 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
16654 of operand 0 to "ka" and use the three-operand form of msub<u>
16656 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
16659 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
16661 PR rtl-optimization/28011
16662 * reload.c (push_reload): Set dont_share if IN appears in OUT
16663 also when IN is a PLUS rtx.
16664 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
16667 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
16669 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
16670 call unshare_all_decls.
16671 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
16672 (unshare_all_decls): Remove.
16674 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
16677 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
16680 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
16681 Nigel Stephens <nigel@mips.com>
16683 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
16684 Update comments and all uses.
16685 (MIN_FPRS_PER_FMT): Define.
16686 * config/mips/mips.c (function_arg): Fix to correctly handle
16687 the -mips32r2 -mfp64 -mabi=32 case.
16688 (override_options): Enable use of odd-numbered registers for
16689 SFmode values on MIPS32.
16690 (mips_save_reg_p): Save whole floating-point register pair if
16691 either half is used.
16692 (compute_frame_size): Fix comment.
16694 2007-05-08 Jie Zhang <jie.zhang@analog.com>
16696 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
16697 argument of type bool.
16698 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
16699 argument. Safely select temporary P register according to it.
16700 (do_link): Change call site of add_to_reg accordingly.
16701 (do_unlink): Add epilogue_p as a fourth argument and pass it
16703 (expand_interrupt_handler_epilogue): Change call of do_unlink
16705 (bfin_expand_prologue): Add a third argument sibcall_p.
16706 * config/bfin/bfin.md (epilogue): Change call of
16707 bfin_expand_epilogue accordingly.
16708 (sibcall_epilogue): Likewise.
16709 (eh_return_internal): Likewise.
16711 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
16712 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
16713 * config/bfin/bfin.c (bfin_handle_option): Handle
16714 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
16715 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
16716 Support bf534, bf536 and bf561.
16717 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
16719 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
16722 * config/i386/i386.c (ix86_function_regparm): Process local
16723 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
16725 2007-05-07 Mike Stump <mrs@apple.com>
16727 * doc/invoke.texi (Warning Options): Document that -Wempty-body
16728 also checks for and while statements in C++.
16730 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
16732 * gcc.c (at_file_supplied): New variable.
16733 (main): Set it if we expanded argv.
16734 (do_spec_1): Pass an @-file to the linker if we were called with
16735 an @-file argument and HAVE_GNU_LD.
16736 * collect2.c (at_file_supplied): New variable.
16737 (response_file): New variable.
16738 (collect_exit): Unlink response_file if necessary.
16739 (handler): Likewise.
16740 (do_wait): Likewise.
16741 (main): Set at_file_supplied if we expanded argv.
16742 (collect_execute): Pass an @-file to subprocesses if we were called
16743 with an @-file argument.
16744 * configure.ac: Add define for HAVE_GNU_LD.
16745 * configure: Regenerate.
16746 * config.in: Regenerate.
16748 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
16750 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
16751 operand to HI mode.
16756 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
16758 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
16759 (TARGET_ENCODE_SECTION_INFO): Re-define.
16760 (m32c_encode_section_info): New
16761 (function_vector_handler): New
16762 (current_function_special_page_vector): New
16763 (m32c_special_page_vector_p): New.
16764 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
16766 * config/m32c/jump.md: Added instruction JSRS for functions
16767 with attribute "function_vector".
16768 * doc/extend.texi (function_vector): Added description
16769 for M16C, M32C targets.
16771 2007-05-07 DJ Delorie <dj@redhat.com>
16774 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
16775 ashrpsi3, lshrpsi3): Update shift count constraint.
16777 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
16778 Nathan Froyd <froydnj@codesourcery.com>
16781 * c-incpath.c (add_path): Strip trailing path separators.
16783 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
16785 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
16786 Free dominance info before purging EH edges.
16787 (eliminate_degenerate_phis): Likewise.
16788 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
16790 2007-05-07 Jan Hubicka <jh@suse.cz>
16792 * gimplify.c (gimplify_expr): Do not crash when folding
16793 (void *)(int)&a + 4.
16795 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
16798 * c-opts.c (lang_fortran): Make it non static.
16799 * c-common.h (lang_fortran): New prototype.
16800 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
16801 -lang-fortran option was passed by the driver.
16803 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
16805 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
16806 of ASSERT_CHECKING. Tweak message.
16808 2007-05-06 Revital Eres <eres@il.ibm.com>
16811 * loop-unroll.c (insert_var_expansion_initialization):
16812 Initialize the expansions with -zero instead of +zero.
16814 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
16816 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
16817 into pic and non-pic versions. Mark r19 as used for
16818 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
16819 for tgd_load, tld_load and tie_load .
16820 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
16821 version of tgd_load, tld_load and tie_load depending on the
16824 2007-05-04 Ulrich Drepper <drepper@redhat.com>
16825 Jakub Jelinek <jakub@redhat.com>
16827 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
16828 (__do_global_dtors_aux): Use more paranoid loop to run
16829 destructors if HIDDEN_DTOR_LIST_END.
16830 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
16832 2007-05-04 Jakub Jelinek <jakub@redhat.com>
16834 * varasm.c (align_variable): Don't increase alignment for
16835 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
16836 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
16838 2007-05-04 Josh Conner <jconner@apple.com>
16840 * basic-block.h (cdi_direction): Assign values to all enumeration
16842 (dom_computed): Remove.
16843 (dom_info_state): New.
16844 (set_dom_info_availability): New.
16845 * tree-ssa-loop-im.c (determine_invariantness): Initialize
16846 walk_data.dom_direction.
16847 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
16848 instead of dom_computed[].
16849 (split_edge): Likewise.
16850 (create_basic_block): Likewise.
16851 (merge_blocks): Likewise.
16852 * ifcvt.c (find_if_header): Likewise.
16853 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
16854 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
16855 * tree-ssa.c (verify_ssa): Likewise.
16856 * tree-cfg.c (tree_verify_flow_info): Likewise.
16857 (remove_edge_and_dominated_blocks): Likewise.
16858 * dominance.c (dom_computed): Make static.
16859 (calc_dfs_tree_nonrec): Change third param to a bool.
16860 (calc_dfs_tree): Change second param to a bool.
16861 (calc_idioms): Change second param to a bool. Use
16862 dom_convert_dir_to_idx.
16863 (init_dom_info): Validate dir before using.
16864 (dom_convert_dir_to_idx): New.
16865 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
16866 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
16867 (free_dominance_info): Use dom_convert_dir_to_idx.
16868 (get_immediate_dominator): Likewise.
16869 (set_immediate_dominator): Likewise.
16870 (get_dominated_by): Likewise.
16871 (redirect_immediate_dominators): Likewise.
16872 (nearest_common_denominator): Likewise.
16873 (dominated_by_p): Likewise.
16874 (bb_dom_dfs_in): Likewise.
16875 (bb_dom_dfs_out): Likewise.
16876 (recount_dominator): Likewise.
16877 (iterate_fix_dominators): Likewise.
16878 (add_to_dominance_info): Likewise.
16879 (delete_from_dominance_info): Likewise.
16880 (first_dom_son): Likewise.
16881 (next_dom_son): Likewise.
16882 (dom_info_available_p): Likewise.
16883 (dom_info_state): New.
16884 (set_dom_info_availability): New.
16886 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
16888 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
16890 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
16892 2007-05-04 Bob Wilson <bob.wilson@acm.org>
16894 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
16895 (subdi3, subdi_carry): Delete.
16897 2007-05-04 Jan Hubicka <jh@suse.cz>
16898 Richard Guenther <rguenther@suse.de>
16900 * opts.c (decode_options): Do not fiddle with inlining
16901 parameters in case of optimizing for size.
16902 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
16903 for size do nothing.
16904 (cgraph_decide_inlining_of_small_function): When optimizing for
16905 size never inline functions increasing caller size.
16906 (cgraph_early_inlining): Inline for size when optimizing for size.
16908 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
16910 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
16911 logical operations piecewise.
16912 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
16913 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
16914 subdi_sesidi_di): Delete.
16915 (add_with_carry): Produce carry in CC instead of a DREG to shorten
16916 the generated sequence. Allow three-reg add in constraints. Rewrite
16917 the rtl expression for carry to avoid zero_extend of a constant.
16918 (sub_with_carry): New pattern.
16919 (adddi3, subdi3): Change into define_expand. For subtract, generate a
16920 different sequence not involving jumps.
16921 (notbi): Now a named pattern.
16923 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
16925 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
16926 Add the note about a significant loss of accuracy of some
16927 mathematical routines when these options are used.
16929 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
16931 * haifa-sched.c (rtx_vec_t): New typedef.
16932 (contributes_to_priority_p): Extract piece of priority () into new
16934 (priority): Use the function. Add assertion.
16935 (rank_for_schedule, set_priorities): Add assertion to check that
16936 insn's priority is initialized.
16937 (clear_priorities, calc_priorities): Change signature. Make it update
16938 all relevant insns. Update all callers ('add_to_speculative_block ()'
16939 and 'create_block_check_twin ()').
16940 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
16941 Add new field 'priority_status'.
16942 (INSN_PRIORITY_STATUS): New macro.
16943 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
16945 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
16947 * sched-ebb.c (debug_ebb_dependencies): New static function.
16948 (init_ready_list): Use it.
16950 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
16951 with changed signature and 'debug_rgn_dependencies ()'.
16952 (debug_rgn_dependencies): New static function.
16953 (init_ready_list): Use it.
16955 * sched-int.h (debug_dependencies): Declare.
16957 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
16959 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
16961 2007-05-04 Dirk Mueller <dmueller@suse.de>
16963 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
16965 2007-05-03 Jan Hubicka <jh@suse.cz>
16967 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
16968 ((T1)X op (T1)Y), for pointer type in more cases than before.
16970 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
16972 * tree-object-size.c (plus_expr_object_size): When operand size is
16973 unknown, return unknown.
16975 2007-05-03 Dirk Mueller <dmueller@suse.de>
16977 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
16979 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
16982 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
16984 2007-05-03 Janis Johnson <janis187@us.ibm.com>
16986 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
16988 2007-05-03 Joseph Myers <joseph@codesourcery.com>
16990 * config/soft-fp/double.h, config/soft-fp/extended.h,
16991 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
16992 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
16993 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
16994 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
16997 2007-05-03 Ian Lance Taylor <iant@google.com>
16999 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
17000 MASK_PPC_GFXOPT for 8540 or 8548.
17002 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
17004 * tree-vect-transform.c (vect_update_inits_of_drs): Use
17005 vect_print_dump_info() to output debug information.
17007 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
17010 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
17011 operands of size 2 when operand is not MEM_P.
17013 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
17015 PR tree-optimization/30565
17016 * lambda-code.c (perfect_nestify): Fix updating of dominators.
17018 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
17020 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
17021 (umulsi3_highpart): Use them.
17022 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
17023 for final accumulator to D regisster tranfser.
17025 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
17027 PR tree-optimization/31699
17028 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
17030 (vect_enhance_data_refs_alignment): Compute peel amount using
17031 TYPE_VECTOR_SUBPARTS instead of vf.
17032 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
17034 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
17037 * system.h: Remove inclusion of double-int.h
17038 * tree.h: Include double-int.h
17039 * gengtype.c: Likewise
17040 * cfgloop.h: Likewise
17041 * Makefile.in: Adjust dependencies on double-int.h
17043 2007-05-02 Eric Christopher <echristo@apple.com>
17045 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
17046 -shared to -Zdynamiclib.
17048 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
17051 * c-common.c (strip_pointer_or_array_types): New function.
17052 * c-common.h (strip_pointer_or_array_types): New function declaration.
17054 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
17056 PR tree-optimization/31771
17057 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
17059 2007-05-02 Paul Brook <paul@codesourcery.com>
17061 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
17063 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
17065 PR middle-end/29715
17066 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
17069 2007-05-02 Nick Clifton <nickc@redhat.com>
17071 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
17073 2007-05-02 Richard Guenther <rguenther@suse.de>
17075 PR tree-optimization/31146
17076 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
17077 argument, single_use_p. If we have a single use that is
17078 a conversion to the definition rhs type, propagate that rhs.
17079 (forward_propagate_addr_expr): Pass single_use_p argument
17080 to forward_propagate_addr_expr_1.
17082 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
17084 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
17087 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
17089 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
17090 'AMD Family 10 core'.
17092 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
17094 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
17095 and athlon64-sse3 as improved versions of k8, opteron and athlon64
17096 with SSE3 instruction set support.
17097 * doc/invoke.texi: Likewise.
17099 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
17101 * config/i386/i386.c (override_options): Tuning 32-byte loop
17102 alignment for amdfam10 architecture. Increasing the max loop
17103 alignment to 24 bytes.
17105 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
17107 * config/m68k/constraints.md: New.
17108 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
17109 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
17110 EXTRA_CONSTRAINT): Remove.
17111 * config/m68k/m68k.md: Include constraints.md.
17112 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
17114 2007-05-01 Ian Lance Taylor <iant@google.com>
17116 PR tree-optimization/31739
17117 * tree-vrp.c (vrp_val_is_max): New static function.
17118 (vrp_val_is_min): New static function.
17119 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
17121 (set_value_range): Use vrp_val_is_{max,min}.
17122 (extract_range_from_assert): Likewise.
17123 (extract_range_from_binary_expr): Likewise.
17124 (extract_range_from_unary_expr): Likewise.
17125 (dump_value_range, vrp_meet): Likewise.
17126 (vrp_visit_phi_node): Likewise.
17127 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
17129 2007-05-01 Mark Mitchell <mark@codesourcery.com>
17131 * config/i386/gmon-sol2.c (size_t): New type.
17132 (intptr_t): Likewise.
17133 (s_textsize): Declare as size_t.
17135 (monstartup): Use size_t for sizes.
17136 (_mcount): Save and restore registers.
17137 (internal_mcount): Pass 0 as the first argument to monstartup
17139 (moncontrol): Convert pointer to appropriately sized integer
17140 before passing to profil.
17142 2007-05-01 Joseph Myers <joseph@codesourcery.com>
17144 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
17145 __NO_FPRS__, not just if _SOFT_DOUBLE.
17146 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
17147 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
17148 also for E500 double.
17149 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
17150 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
17153 2007-05-01 Richard Guenther <rguenther@suse.de>
17155 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
17158 2007-05-01 Joseph Myers <joseph@codesourcery.com>
17160 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
17162 2007-05-01 Jan Hubicka <jh@suse.cz>
17164 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
17167 2007-05-01 Jan Hubicka <jh@suse.cz>
17169 * tree.h (maybe_fold_offset_to_component_ref): Remove.
17170 (maybe_fold_offset_to_reference): Declare.
17171 * fold-const.c (fold_unary): Do not fold
17172 (type *)&A into &A->field_of_type_and_offset_0
17173 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
17174 size is unknown, give up.
17175 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
17177 (maybe_fold_offset_to_reference): New.
17178 (maybe_fold_stmt_indirect): Use it.
17179 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
17180 * gimplify.c (gimplify_conversion): Canonicalize conversions to
17182 (gimplify_expr): Likewise for plus_expr.
17184 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
17186 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
17187 bsi_after_labels. Always insert statements before bsi.
17188 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
17189 * predict.c (apply_return_prediction): Check for empty blocks.
17190 * cfgexpand.c (lab_rtx_for_bb): New variable.
17191 (label_rtx_for_bb): Do not create new tree labels.
17192 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
17193 (tree_expand_cfg): Initialize lab_rtx_for_bb.
17194 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
17196 (label_for_bb): Add field used.
17197 (update_eh_label, main_block_label): Mark the label used.
17198 (cleanup_dead_labels): Remove unused labels.
17200 2007-05-01 Richard Guenther <rguenther@suse.de>
17202 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
17203 if it is not about to be set.
17204 (get_value_range): Do not pre-allocate equiv bitmap.
17205 (update_value_range): No need to clear equiv field.
17206 (add_equivalence): Change prototype to get bitmap pointer.
17207 Allocate bitmap here if it is not already.
17208 (extract_range_from_assert): Do not allocate bitmap here.
17209 Update callers to add_equivalence.
17210 (extract_range_from_ssa_name): Likewise.
17211 (get_vr_for_comparison): New static helper.
17212 (compare_name_with_value): Handle NULL equiv bitmap by
17213 peeling the first iteration of the comparison loop.
17214 Use get_vr_for_comparison.
17215 (compare_names): Handle NULL equiv bitmaps by using fake
17216 ones. Use get_vr_for_comparison.
17218 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
17220 * double-int.c (mpz_set_double_int): Moved from
17221 tree-ssa-loop-niter.c.
17222 (mpz_get_double_int): Likewise; also, add option to wrap
17223 out-of-range integers.
17224 * double-int.h: New prototypes for above.
17225 * tree.c (get_static_type_bounds): Moved from
17226 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
17227 TYPE_MAX_VALUE if they exist..
17228 * tree.h: New prototype for above.
17229 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
17230 get_type_bounds calls.
17231 (mpz_set_double_int): Move to double-int.c.
17232 (get_type_bounds): Move to tree.c, rename to
17233 get_static_type_bounds.
17234 (mpz_to_double_int): Move to double-int.c, rename to
17235 mpz_get_double_int.
17237 2007-04-30 Bob Wilson <bob.wilson@acm.org>
17239 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
17240 DIV0 exception can fall through to a normal return.
17242 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
17244 PR middle-end/22156
17245 Temporarily revert:
17246 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
17247 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
17248 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
17249 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
17250 initialize align to silence bogus warning.
17251 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
17252 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
17254 (struct sra_walk_fns): Remove use_all parameter from use.
17255 (sra_hash_tree): Handle BIT_FIELD_REFs.
17256 (sra_elt_hash): Don't hash bitfld blocks.
17257 (sra_elt_eq): Skip them in parent compares as well. Handle
17259 (sra_walk_expr): Don't maintain or pass down use_all_p.
17260 (scan_use): Remove use_all parameter.
17261 (scalarize_use): Likewise. Re-expand assignment to
17262 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
17263 output, and re-scalarize after output. Don't mark anything
17265 (scalarize_ldst): Adjust.
17266 (scalarize_walk_gimple_modify_statement): Likewise.
17267 (build_element_name_1): Handle BIT_FIELD_REFs.
17268 (instantiate_element): Don't warn for any element whose parent
17269 is used as a whole.
17270 (instantiate_missing_elements_1): Return the sra_elt.
17271 (canon_type_for_field): New.
17272 (try_instantiate_multiple_fields): New.
17273 (instantiate_missing_elemnts): Use them.
17274 (mark_no_warning): Removed.
17275 (generate_one_element_ref): Handle BIT_FIELD_REFs.
17276 (REPLDUP, sra_build_elt_assignment): New.
17277 (generate_copy_inout): Use them.
17278 (generate_element_copy): Likewise. Handle bitfld differences.
17279 (generate_element_zero): Don't recurse for blocks. Use
17280 sra_build_elt_assignment.
17281 (generate_one_element_int): Take elt instead of var. Use
17282 sra_build_elt_assignment.
17283 (generate_element_init_1): Adjust.
17284 (scalarize_use, scalarize_copy): Use REPLDUP.
17285 (scalarize_ldst): Move assert before dereference.
17286 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
17288 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
17291 * tree.c (reconstruct_complex_type): Reconstruct a reference
17293 Also use the same mode for the pointer as the old pointer type.
17295 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
17297 * doc/trouble.texi (Interoperation): Remove note about Ultrix
17300 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
17302 PR rtl-optimization/31676
17303 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
17304 (df_refs_record): Call it.
17306 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
17308 * rtl.def (SS_ABS): New code.
17309 * config/bfin/bfin.c (print_operand): New modifier 'v'.
17310 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
17311 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
17312 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
17313 (bfin_init_builtins): Define them.
17314 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
17315 (bfin_expand_builtin): ... and handle the others here.
17316 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
17317 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
17318 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
17319 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
17320 operand is only HImode.
17322 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
17324 * regclass.c (scan_one_insn): Remove splitting of
17327 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
17328 Nigel Stephens <nigel@mips.com>
17330 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
17332 2007-04-28 Jan Hubicka <jh@suse.cz>
17334 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
17335 insn_locators_alloc instead of insn_locators_initialize;
17336 call reset_block_changes.
17337 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
17338 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
17339 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
17340 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
17341 * config/score/score.c (th_output_mi_thunk): Likewise.
17342 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
17343 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
17344 tolerate uninitialized locator info.
17347 * function.c (init_function_start): Don't init line number info.
17348 (expand_function_end): Update.
17349 (reset_block_changes, record_block_change, finalize_block_changes,
17350 check_block_change, free_block_changes): Kill.
17351 * function.h (reset_block_changes, record_block_change,
17352 finalize_block_changes, check_block_change, free_block_changes):
17354 (struct function): Remove ib_boundaries_block.
17355 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
17356 Use curr_insn_locator to initialize locator.
17357 (emit_line_note): Remove.
17358 * cfgexpand.c (expand_gimple_cond_expr): Update.
17359 (construct_exit_block): Likewise.
17360 (tree_expand_cfg): Initialize/finalize locators.
17361 * expr.c (expand_expr_real): Update.
17362 * cfglayout.c (line_locators_locs, line_locators_lines,
17363 file_locators_locs, file_locators_files): Remove.
17364 (set_block_levels): Move to cfgexpand.c.
17365 (insn_locators_initialize): Remove.
17366 (pass_insn_locators_initialize): Remove.
17367 (locations_locators_locs, locations_locators_vals): New static vars.
17368 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
17370 (insn_locators_alloc, insn_locators_finalize,
17371 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17373 (locator_location): New.
17374 (locator_line, locator_file): Rewrite.
17375 * rtl.h (emit_line_note): Kill.
17376 (insn_locators_alloc, insn_locators_finalize,
17377 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17379 * tree-inline.c (initialize_cfun): Do not initialize
17380 ib_boundaries_block.
17381 * passes.c (pass_insn_locators_initialize): Remove.
17383 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
17385 * tree-cfg.c (move_block_to_fn): Release bb from dominance
17386 info. Update last_basic_block correctly.
17388 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
17391 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
17392 register itself to hold the offset constant. Tell flow the use
17393 of r4 and r5 when they are used.
17395 2007-04-27 Richard Guenther <rguenther@suse.de>
17397 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
17398 if we simplified anything.
17399 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
17400 warnings until we did a simplification and the stmt was not
17401 marked as TREE_NO_WARNING.
17403 2007-04-27 Mike Stump <mrs@apple.com>
17405 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
17407 2007-04-27 Ian Lance Taylor <iant@google.com>
17409 PR middle-end/31710
17410 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
17411 TYPE_MAX_VALUE exist, convert them to the new type.
17413 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
17415 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
17416 if it claims to be available.
17417 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
17418 edge is redirected.
17419 (perform_tree_ssa_dce): Always free postdominators.
17421 2007-04-27 Richard Henderson <rth@redhat.com>
17423 * config/alpha/predicates.md (aligned_memory_operand): Mark
17424 as define_special_predicate.
17425 (unaligned_memory_operand, normal_memory_operand): Likewise.
17426 (reg_or_unaligned_mem_operand): Remove.
17427 (any_memory_operand): Match the documentation and check for
17428 non-renumbered pseudos during reload.
17429 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
17430 alpha_secondary_reload_class, update to new interface, make static.
17431 Handle CQImode like HImode. Remove FP subreg check.
17432 (alpha_expand_mov): Use replace_equiv_address.
17433 (alpha_expand_mov_nobwx): Use any_memory_operand.
17434 (TARGET_SECONDARY_RELOAD): New.
17435 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
17436 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
17437 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
17438 * config/alpha/alpha.md: ... here.
17439 (RELOAD12, reloadmode): New.
17441 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
17442 Don't handle the aligned case here.
17443 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
17444 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
17445 reload_inhi_help. Don't expect a scratch register.
17446 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
17448 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
17450 2007-04-27 Richard Guenther <rguenther@suse.de>
17452 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
17454 2007-04-27 Richard Guenther <rguenther@suse.de>
17456 PR tree-optimization/30965
17457 PR tree-optimization/30978
17458 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
17459 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
17460 (find_equivalent_equality_comparison): Likewise.
17461 (simplify_cond): Likewise.
17462 (get_prop_source_stmt): New helper.
17463 (get_prop_dest_stmt): Likewise.
17464 (can_propagate_from): Likewise.
17465 (remove_prop_source_from_use): Likewise.
17466 (combine_cond_expr_cond): Likewise.
17467 (forward_propagate_comparison): New function.
17468 (forward_propagate_into_cond): Rewrite to use fold for
17470 (tree_ssa_forward_propagate_single_use_vars): Call
17471 forward_propagate_comparison to propagate comparisons.
17473 2007-04-27 Richard Guenther <rguenther@suse.de>
17475 PR tree-optimization/31715
17476 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
17477 sure to do computation on the offset in an appropriate
17480 2007-04-27 Richard Sandiford <richard@codesourcery.com>
17482 * reload.h (elimination_target_reg_p): Declare.
17483 * reload.c (find_reloads): Don't apply the reg_rtx move
17484 optimization if the SET_DEST satisfies elimination_target_reg_p.
17485 * reload1.c (elimination_target_reg_p): New function.
17486 (gen_reload): In the move/add2 fallback, make sure that op0
17487 does not overlap the destination register.
17489 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
17491 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
17492 transform only GIMPLE_MODIFY_STMTs.
17493 * tree-complex.c (expand_complex_operations_1): Ditto.
17494 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
17495 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
17496 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
17498 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
17499 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
17500 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
17501 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
17502 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
17503 slpeel_add_loop_guard): Ditto.
17504 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
17505 * lambda-code.c (perfect_nestify): Ditto.
17506 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
17507 before the first statement.
17508 * tree-optimize.c (execute_free_datastructures): Fix comments.
17509 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
17510 * tree-flow.h (disband_implicit_edges): Declaration removed.
17511 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
17513 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
17514 COND_EXPRs without gotos.
17515 (disband_implicit_edges, has_label_p): Removed.
17516 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
17517 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
17519 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
17521 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
17522 also for COND_EXPRs.
17523 * cfgexpand.c (label_rtx_for_bb): New function.
17524 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
17525 Use label_rtx_for_bb to find the labels.
17526 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
17527 last block. Detect fallthru edges.
17529 2007-04-26 Ian Lance Taylor <iant@google.com>
17532 * reload.c (find_reloads_subreg_address): If the address was valid
17533 in the original mode but not in the new mode, reload the whole
17536 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
17538 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
17539 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
17540 (cleanup_control_expr_graph): Do not invalidate dominance info.
17541 Record altered blocks.
17542 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
17543 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
17544 cleanup_tree_cfg_bb): New functions.
17545 (remove_forwarder_block): Do not maintain the worklist of blocks.
17546 Record altered blocks.
17547 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
17548 not over whole cfg.
17549 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
17550 delete_unreachable_blocks if dominators are not available.
17551 * tree-inline.c (optimize_inline_calls): Free dominance information
17553 * tree-flow.h (remove_edge_and_dominated_blocks,
17554 cfgcleanup_altered_bbs): Altered.
17555 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
17557 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
17559 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
17560 do not invalidate dominators.
17562 2007-04-26 Anatoly Sokolov <aesok@post.ru>
17564 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
17565 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
17566 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17567 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
17569 2007-04-26 Steve Ellcey <sje@cup.hp.com>
17571 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
17573 2007-04-26 Richard Guenther <rguenther@suse.de>
17575 PR tree-optimization/31703
17576 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
17577 the right type for the target of the bittest.
17579 2007-04-26 Richard Sandiford <richard@codesourcery.com>
17581 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
17582 ix86_sol10_return_in_memory.
17584 2007-04-26 Richard Sandiford <richard@codesourcery.com>
17586 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
17589 2007-04-26 Jakub Jelinek <jakub@redhat.com>
17592 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
17594 PR tree-optimization/30558
17595 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
17596 clear this_state.prev_try.
17598 2007-04-26 Richard Sandiford <richard@codesourcery.com>
17599 Mark Mitchell <mark@codesourcery.com>
17601 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
17602 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
17603 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
17605 2007-04-26 Richard Sandiford <richard@codesourcery.com>
17608 * doc/invoke.texi (%:print-asm-header): Document.
17609 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
17611 (static_spec_functions): Add print-asm-header.
17612 (main): Print a banner before the --target-help linker options.
17613 (print_asm_header_spec_function): New function.
17615 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
17618 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
17619 (movsf_ie): Likewise.
17621 2007-04-25 Paolo Carlini <pcarlini@suse.de>
17623 * doc/extend.texi ([Type Traits]): Adjust per N2255.
17625 2007-04-25 Bob Wilson <bob.wilson@acm.org>
17627 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
17628 exception for divide-by-zero.
17629 (__umodsi3, __modsi3): Likewise.
17631 2007-04-25 Dirk Mueller <dmueller@suse.de>
17633 * c-typeck.c (build_compound_expr): Annotate warning()
17634 call with OPT_Wunused_value.
17635 * tree-ssa.c (warn_uninit): Annotate warning with
17637 * c-common.c (handle_sentinel_attribute): Annotate warning
17638 call with OPT_Wattributes.
17640 2007-04-25 Thiemo Seufer <ths@mips.com>
17642 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
17643 (mips16): Fix typo.
17644 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
17645 on to the assembler. Improve handling of -mno-mips16. Add handling
17646 of -mno-mips3d, -mno-dsp, -mno-dspr2.
17647 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
17648 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
17649 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
17651 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
17654 * config/i386/winnt.c (i386_pe_file_end): Strip only
17655 USER_LABEL_PREFIX when writing export name.
17657 2007-04-25 Richard Sandiford <richard@codesourcery.com>
17659 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
17660 sh/elf.h, vx-common.h and vxworks.h.
17661 * config/sh/sh.h: Include config/vxworks-dummy.h.
17662 (SUBTARGET_OVERRIDE_OPTIONS): Define.
17663 (OVERRIDE_OPTIONS): Use it.
17664 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
17665 (vxworks_picreg): New pattern.
17666 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
17667 VXWORKS_OS_CPP_BUILTINS.
17668 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
17669 to their VXWORKS_* equivalents.
17670 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
17671 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
17672 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
17673 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
17674 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
17675 -mrtp/-fPIC multilibs.
17676 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
17677 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
17678 (MULTILIB_OSDIRNAMES): Delete.
17680 2007-04-25 Anatoly Sokolov <aesok@post.ru>
17683 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
17685 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
17687 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
17688 rounding mode to be specified by the caller.
17689 (real_to_mpfr) Likewise.
17690 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
17691 include new arguments.
17692 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
17694 2007-04-24 Ian Lance Taylor <iant@google.com>
17696 PR tree-optimization/31605
17697 * tree-vrp.c (set_value_range): Check that min and max are not
17698 both overflow infinities.
17699 (set_value_range_to_value): New static function.
17700 (extract_range_from_binary_expr): Call set_value_range_to_value.
17701 (extract_range_from_cond_expr): Likewise.
17702 (extract_range_from_expr): Likewise.
17703 (extract_range_from_unary_expr): Likewise. Don't create a range
17704 which overflows on both sides.
17705 (vrp_meet): Check for a useless range.
17706 (vrp_visit_phi_node): If we see a constant which looks like an
17707 overflow infinity, turn off the TREE_OVERFLOW flag.
17709 2007-04-24 Ian Lance Taylor <iant@google.com>
17711 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
17713 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
17715 PR diagnostic/25923
17716 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
17717 diagnostic message is being built.
17718 * tree-pretty-print.c (dump_generic_node): Only write the
17719 formatted text into BUFFER's stream if we are not building a
17720 diagnostic message.
17721 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
17723 * Makefile.in (toplev.o): Depend on tree-pass.h.
17725 2007-04-24 Ian Lance Taylor <iant@google.com>
17727 PR tree-optimization/31602
17728 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
17729 conditionals in the copied loop header.
17730 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
17731 warnings if TREE_NO_WARNING is set.
17732 * doc/invoke.texi (Warning Options): Clarify that
17733 -Wstrict-overflow does not warn about loops.
17735 2007-04-24 Janis Johnson <janis187@us.ibm.com>
17737 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
17738 expand on the comment about _Decimal128 arguments and check the
17739 integer result of the modulus operation; for 64-bit ELF ABI, ensure
17740 that _Decimal128 argument uses even/odd register pair.
17741 (function_arg): Ditto.
17743 2007-04-24 Hui-May Chang <hm.chang@apple.com>
17745 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
17746 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
17748 2007-04-24 Richard Guenther <rguenther@suse.de>
17749 Olga Golovanevsky <olga@il.ibm.com>
17751 * fold-const.c (multiple_of_p): Check for bottom
17754 2007-04-24 Richard Henderson <rth@redhat.com>
17756 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
17757 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
17758 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
17759 looking for non-zero bits shifted out. Avoid a recursive call
17760 when constructing the scalar.
17761 (__floatundisf): Likewise.
17763 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
17765 * dwarf2out.c (field_byte_offset): Move the existing logic
17766 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
17767 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
17769 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
17772 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
17773 length argument of 0 for memset.
17774 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
17775 unsigned shift instead of the signed variant.
17777 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
17779 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
17780 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
17781 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
17782 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
17783 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
17784 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
17785 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
17786 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
17787 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
17788 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
17789 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
17790 "mul<mode>3", "div<mode>3"): Insn definitions added.
17791 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
17792 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
17793 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
17794 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
17795 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
17796 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
17797 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
17798 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
17799 TARGET_FLOAT_FORMAT): Macro definitions removed.
17800 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
17801 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
17802 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
17803 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
17804 (s390_gen_rtx_const_DI): Function removed.
17805 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
17807 2007-04-24 Richard Sandiford <richard@codesourcery.com>
17809 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
17810 over an external ffs function.
17812 2007-04-24 Chao-ying Fu <fu@mips.com>
17813 Richard Sandiford <richard@nildram.co.uk>
17815 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
17816 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
17817 (smadd_widen_optab, umadd_widen_optab): Define.
17818 * optabs.c (init_optabs): Initialize smadd_widen_optab and
17820 * genopinit.c (optabs): Fill in smadd_widen_optab and
17822 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
17823 and umadd_widen_optab to implement multiply-add sequences.
17824 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
17825 (<u>maddsidi4): ...this. Extend condition to include
17826 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
17827 of operand 0 to "ka" and use the three-operand form of madd<u>
17829 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
17831 * config/mips/constraints.md (ka): New register constraint.
17833 2007-04-24 Jan Hubicka <j@suse.cz>
17837 2007-04-23 Jan Hubicka <jh@suse.cz>
17838 * function.c (init_function_start): Don't init line number info.
17839 (expand_function_end): Update.
17840 (reset_block_changes, record_block_change, finalize_block_changes,
17841 check_block_change, free_block_changes): Kill.
17842 * function.h (reset_block_changes, record_block_change,
17843 finalize_block_changes, check_block_change, free_block_changes):
17845 (struct function): Remove ib_boundaries_block.
17846 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
17847 Use curr_insn_locator to initialize locator.
17848 (emit_line_note): Remove.
17849 * cfgexpand.c (expand_gimple_cond_expr): Update.
17850 (construct_exit_block): Likewise.
17851 (tree_expand_cfg): Initialize/finalize locators.
17852 * expr.c (expand_expr_real): Update.
17853 * cfglayout.c (line_locators_locs, line_locators_lines,
17854 file_locators_locs, file_locators_files): Remove.
17855 (set_block_levels): Move to cfgexpand.c.
17856 (insn_locators_initialize): Remove.
17857 (pass_insn_locators_initialize): Remove.
17858 (locations_locators_locs, locations_locators_vals): New static vars.
17859 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
17861 (insn_locators_alloc, insn_locators_finalize,
17862 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17864 (locator_location): New.
17865 (locator_line, locator_file): Rewrite.
17866 * rtl.h (emit_line_note): Kill.
17867 (insn_locators_alloc, insn_locators_finalize,
17868 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17870 * tree-inline.c (initialize_cfun): Do not initialize
17871 ib_boundaries_block.
17872 * passes.c (pass_insn_locators_initialize): Remove.
17874 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
17876 * doc/invoke.texi: Removed leading '-' from option index entries.
17878 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
17880 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
17882 (create_phi_node): Use set_phi_nodes.
17883 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
17884 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
17885 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
17886 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
17887 (bsi_start, bsi_last): Use bb_stmt_list.
17888 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
17889 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
17890 Traverse the statements using tsi iterator.
17891 * basic-block.h (struct basic_block_def): Fields stmt_list
17892 and phi_nodes moved to ...
17893 (struct tree_bb_info): ... new structure.
17894 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
17895 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
17896 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
17897 (tree_verify_flow_info): Verify that il.tree is not set for
17898 entry and exit block.
17899 (tree_split_block): Use set_bb_stmt_list.
17901 2007-04-23 Mike Stump <mrs@apple.com>
17903 * config/i386/i386.c (ix86_tune_features
17904 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
17907 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
17909 * config/i386/i386.md (prefix_extra): New attribute.
17910 (length): Add prefix_extra.
17912 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
17913 (sse2_movntv2di): Likewise.
17914 (sse2_cvtps2dq): Likewise.
17915 (sse2_cvtpd2pi): Likewise.
17916 (sse2_cvttpd2pi): Likewise.
17917 (*sse2_cvtpd2ps): Likewise.
17918 (*add<mode>3): Likewise.
17919 (sse2_ssadd<mode>3): Likewise.
17920 (sse2_usadd<mode>3): Likewise.
17921 (*sub<mode>3): Likewise.
17922 (sse2_sssub<mode>3): Likewise.
17923 (sse2_ussub<mode>3): Likewise.
17924 (*mulv8hi3): Likewise.
17925 (*smulv8hi3_highpart): Likewise.
17926 (*umulv8hi3_highpart): Likewise.
17927 (sse2_umulv2siv2di3): Likewise.
17928 (sse2_pmaddwd): Likewise.
17929 (ashr<mode>3): Likewise.
17930 (lshr<mode>3): Likewise.
17931 (ashl<mode>3): Likewise.
17932 (sse2_ashlti3): Likewise.
17933 (sse2_lshrti3): Likewise.
17934 (*umaxv16qi3): Likewise.
17935 (*smaxv8hi3): Likewise.
17936 (*uminv16qi3): Likewise.
17937 (*sminv8hi3): Likewise.
17938 (sse2_eq<mode>3): Likewise.
17939 (sse2_gt<mode>3): Likewise.
17940 (*and<mode>3): Likewise.
17941 (sse2_nand<mode>3): Likewise.
17942 (*ior<mode>3): Likewise.
17943 (*xor<mode>3): Likewise.
17944 (sse2_packsswb): Likewise.
17945 (sse2_packssdw): Likewise.
17946 (sse2_packuswb): Likewise.
17947 (sse2_punpckhbw): Likewise.
17948 (sse2_punpcklbw): Likewise.
17949 (sse2_punpckhwd): Likewise.
17950 (sse2_punpcklwd): Likewise.
17951 (sse2_punpckhdq): Likewise.
17952 (sse2_punpckldq): Likewise.
17953 (sse2_punpckhqdq): Likewise.
17954 (sse2_punpcklqdq): Likewise.
17955 (*sse2_pinsrw): Likewise.
17956 (*sse2_pextrw): Likewise.
17957 (sse2_pshufd_1): Likewise.
17958 (sse2_uavgv16qi3): Likewise.
17959 (sse2_uavgv8hi3): Likewise.
17960 (sse2_psadbw): Likewise.
17961 (sse2_pmovmskb): Likewise.
17962 (*sse2_maskmovdqu): Likewise.
17963 (*sse2_maskmovdqu_rex64): Likewise.
17964 (sse4a_extrqi): Likewise.
17965 (sse4a_extrq): Likewise.
17966 (sse3_lddqu): Set prefix_rep.
17967 (sse3_addsubv4sf3): Likewise.
17968 (sse3_haddv4sf3): Likewise.
17969 (sse3_hsubv4sf3): Likewise.
17970 (sse_cvtss2si): Likewise.
17971 (sse_cvtss2si_2): Likewise.
17972 (sse_cvtss2siq): Likewise.
17973 (sse_cvtss2siq_2): Likewise.
17974 (sse_cvttss2si): Likewise.
17975 (sse_cvttss2siq): Likewise.
17976 (sse2_cvttps2dq): Likewise.
17977 (sse3_movshdup): Likewise.
17978 (sse3_movsldup): Likewise.
17979 (sse2_cvtsd2si): Likewise.
17980 (sse2_cvtsd2si_2): Likewise.
17981 (sse2_cvtsd2siq): Likewise.
17982 (sse2_cvtsd2siq_2): Likewise.
17983 (sse2_cvttsd2si): Likewise.
17984 (sse2_cvttsd2siq): Likewise.
17985 (*sse2_cvtpd2dq): Likewise.
17986 (*sse2_cvttpd2dq): Likewise.
17987 (sse2_pshuflw_1): Likewise.
17988 (sse2_pshufhw_1): Likewise.
17989 (sse4a_insertqi): Likewise.
17990 (sse4a_insertq): Likewise.
17991 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
17992 (ssse3_phadddv4si3): Likewise.
17993 (ssse3_phaddswv8hi3): Likewise.
17994 (ssse3_phsubwv8hi3): Likewise.
17995 (ssse3_phsubdv4si3): Likewise.
17996 (ssse3_phsubswv8hi3): Likewise.
17997 (ssse3_pmaddubswv8hi3): Likewise.
17998 (ssse3_pmulhrswv8hi3): Likewise.
17999 (ssse3_pshufbv16qi3): Likewise.
18000 (ssse3_psign<mode>3): Likewise.
18001 (ssse3_palignrti): Likewise.
18002 (abs<mode>2): Likewise.
18003 (ssse3_phaddwv4hi3): Set prefix_extra.
18004 (ssse3_phadddv2si3): Likewise.
18005 (ssse3_phaddswv4hi3): Likewise.
18006 (ssse3_phsubwv4hi3): Likewise.
18007 (ssse3_phsubdv2si3): Likewise.
18008 (ssse3_phsubswv4hi3): Likewise.
18009 (ssse3_pmaddubswv4hi3): Likewise.
18010 (ssse3_pmulhrswv4hi3): Likewise.
18011 (ssse3_pshufbv8qi3): Likewise.
18012 (ssse3_psign<mode>3): Likewise.
18013 (ssse3_palignrdi): Likewise.
18014 (abs<mode>2): Likewise.
18015 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
18016 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
18017 (sse2_pmovmskb): Set mode to SI instead of V2DF.
18019 2007-04-23 Nick Clifton <nickc@redhat.com>
18021 * params.def: Fix formatting of emacs local variables.
18023 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
18025 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
18026 move if inter-unit move isn't allowed.
18027 Don't split moving the first element of V2DI to DI to inter-unit
18028 move if inter-unit move isn't allowed.
18030 2007-04-23 Richard Guenther <rguenther@suse.de>
18032 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
18033 and CDI_POST_DOMINATORS separately.
18035 2007-04-23 Nick Clifton <nickc@redhat.com>
18037 * c.opt (Wformat-contains-nul): Add warning attribute.
18039 2007-04-23 Jan Hubicka <jh@suse.cz>
18041 * function.c (init_function_start): Don't init line number info.
18042 (expand_function_end): Update.
18043 (reset_block_changes, record_block_change, finalize_block_changes,
18044 check_block_change, free_block_changes): Kill.
18045 * function.h (reset_block_changes, record_block_change,
18046 finalize_block_changes, check_block_change, free_block_changes):
18048 (struct function): Remove ib_boundaries_block.
18049 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
18050 Use curr_insn_locator to initialize locator.
18051 (emit_line_note): Remove.
18052 * cfgexpand.c (expand_gimple_cond_expr): Update.
18053 (construct_exit_block): Likewise.
18054 (tree_expand_cfg): Initialize/finalize locators.
18055 * expr.c (expand_expr_real): Update.
18056 * cfglayout.c (line_locators_locs, line_locators_lines,
18057 file_locators_locs, file_locators_files): Remove.
18058 (set_block_levels): Move to cfgexpand.c.
18059 (insn_locators_initialize): Remove.
18060 (pass_insn_locators_initialize): Remove.
18061 (locations_locators_locs, locations_locators_vals): New static vars.
18062 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
18064 (insn_locators_alloc, insn_locators_finalize,
18065 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
18067 (locator_location): New.
18068 (locator_line, locator_file): Rewrite.
18069 * rtl.h (emit_line_note): Kill.
18070 (insn_locators_alloc, insn_locators_finalize,
18071 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
18073 * tree-inline.c (initialize_cfun): Do not initialize
18074 ib_boundaries_block.
18075 * passes.c (pass_insn_locators_initialize): Remove.
18077 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
18079 PR middle-end/31448
18080 * expr.c (reduce_to_bit_field_precision): Handle
18083 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
18085 PR tree-optimization/24659
18086 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
18087 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
18088 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
18089 * genopinit.c (optabs): Rename vec_pack_mod_optab
18090 to vec_pack_trunc_optab.
18091 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
18092 early for scalar floating point operands for NOP_EXPR.
18093 (vectorizable_type_promotion): Ditto.
18094 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
18095 vec_pack_trunc_optab.
18096 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
18098 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
18099 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
18100 Rename from VEC_PACK_MOD_EXPR.
18101 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
18102 * expr.c (expand_expr_real_1): Ditto.
18103 * tree-inline.c (estimate_num_insns_1): Ditto.
18104 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
18106 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
18107 (vec_unpacks_lo_v4sf): Ditto.
18108 (vec_pack_trunc_v2df): Ditto.
18109 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
18110 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
18111 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
18113 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
18115 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
18117 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
18118 Rename from VEC_PACK_MOD_EXPR. This expression also represent
18119 packing of floating point operands.
18120 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
18121 represent unpacking of floating point operands.
18122 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
18123 [vec_unpacks_hi]: Ditto.
18124 [vec_unpacks_lo]: Ditto.
18126 2007-04-22 Jan Hubicka <jh@suse.cz>
18128 * final.c (rest_of_handle_final): Call
18129 targetm.asm_out.constructor/targetm.asm_out.destructor
18130 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
18131 proper priority via decl_*_priority_insert.
18132 * c-common.c (c_expand_body): Likewise.
18134 2007-04-22 Richard Guenther <rguenther@suse.de>
18136 PR tree-optimization/29789
18137 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
18138 (rewrite_reciprocal): New helper split out from
18139 determine_invariantness_stmt.
18140 (rewrite_bittest): Likewise.
18141 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
18142 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
18145 2007-04-22 Revital Eres <eres@il.ibm.com>
18147 * loop-unroll.c (var_to_expand): New field to support also
18148 insns of the form x = something + x.
18149 (analyze_insn_to_expand_var): Use it.
18150 (expand_var_during_unrolling): Likewise.
18152 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
18154 * predict.c: Include pointer-set.h.
18155 (bb_predictions): New variable.
18156 (tree_predicted_by_p, tree_predict_edge,
18157 remove_predictions_associated_with_edge): Use bb_predictions map
18158 instead of bb->predictions.
18159 (clear_bb_predictions, assert_is_empty): New functions.
18160 (combine_predictions_for_bb): Use bb_predictions map. Call
18161 clear_bb_predictions.
18162 (tree_estimate_probability): Create and free bb_predictions map.
18163 * Makefile.in (predict.o): Add pointer-set.h dependency.
18164 * basic-block.h (struct basic_block_def): Remove predictions
18166 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
18168 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
18171 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
18174 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
18176 * timevar.c (timevar_print): Change reference of --disable-checking to
18177 --enable-checking=release. Also warn if assert checking is disabled.
18179 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
18182 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
18183 decl as addressable if the compound literal was marked as
18185 Mark the decl as a gimple register if it is a complex or
18186 vector decl and does not live in memory.
18188 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
18190 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
18191 (GENERIC_NEXT): New function macro.
18192 (PHI_CHAIN): Use phi_node's new chain variable.
18193 (tree_phi_node): Change tree_common to tree_base
18194 and add the chain field.
18195 * tree-phinodes.c (make_phi_node): Don't set
18196 TREE_TYPE on the new node.
18197 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
18198 instead of checking GIMPLE_TUPLE_P in chain_next.
18199 * tree-vect-transform.c
18200 (get_initial_def_for_induction): Look at
18201 PHI_RESULT_TREE for the type of the phi node.
18202 (update_vuses_to_preheader): Use PHI_CHAIN
18203 instead of TREE_CHAIN on the phi node.
18204 * tree-ssa-structalias.c (compute_points_to_sets):
18206 (ipa_pta_execute): Likewise.
18208 2007-04-21 Richard Guenther <rguenther@suse.de>
18210 PR middle-end/31136
18211 * fold-const.c (fold_unary): Call fold_convert_const on the
18214 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
18216 * gcse.c (store_killed_in_insn): Handle PARALLELs.
18217 (store_killed_in_pat): New.
18219 2007-04-20 Richard Henderson <rth@redhat.com>
18222 * config/i386/i386.c (type_has_variadic_args_p): Look for any
18223 TREE_LIST with a void_type_node value, not void_list_node exactly.
18225 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
18227 * doc/standards.texi: Re-arrange into language-specific
18228 subsections. Add a C++ section, documenting which standards we
18231 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
18233 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
18234 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
18236 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
18238 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
18239 ecrti.o and crtbegin.o.
18240 (LIB_DEFAULT_SPEC): Include -lc.
18241 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
18243 2007-04-20 Richard Henderson <rth@redhat.com>
18246 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
18247 argument; update all callers.
18248 (get_unaligned_offset): New.
18249 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
18250 get_unaligned_address, just pass on the address directly.
18251 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
18252 the subreg in the helper patterns.
18253 (unaligned_extendqidi_le): Use get_unaligned_offset.
18254 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
18255 (unaligned_extendhidi_be): Likewise.
18256 (unaligned_extendhidi): Tidy.
18257 * config/alpha/alpha-protos.h: Update.
18259 2007-04-20 Richard Henderson <rth@redhat.com>
18261 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
18262 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
18263 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
18264 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
18265 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
18266 (CPP_SPEC): Don't include %(cpp_subtarget).
18267 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
18268 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
18269 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
18271 2007-04-20 Jakub Jelinek <jakub@redhat.com>
18273 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
18274 for __builtin_ia32_cmpordss.
18276 PR tree-optimization/31632
18277 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
18278 and arg1 for optimizations of comparison against min/max values.
18279 Fold arg0 to arg1's type for optimizations of comparison against
18280 min+1 and max-1 values.
18282 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
18284 * reload.c (combine_reloads): When trying to use a dying register,
18285 check whether it's uninitialized and don't use if so.
18287 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
18289 * fold-const.c: Remove prototypes for native_encode_expr and
18290 native_interpret_expr.
18291 (native_encode_expr): Make non-static.
18292 (native_interpret_expr): Likewise.
18293 * tree.h: Add prototypes for the above.
18295 2007-04-19 Joseph Myers <joseph@codesourcery.com>
18297 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
18298 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
18299 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
18300 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
18301 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
18302 Add length attributes.
18304 2007-04-19 Janis Johnson <janis187@us.ibm.com>
18306 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
18309 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
18310 __STDC_WANT_DEC_FP__.
18312 2007-04-19 Joseph Myers <joseph@codesourcery.com>
18314 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
18315 for long double compatibility.
18316 * configure: Regenerate.
18318 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
18320 PR rtl-optimization/29841
18321 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
18323 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
18324 that may cause control flow transfer from being moved.
18326 2007-04-18 Jan Hubicka <jh@suse.cz>
18328 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
18331 2007-04-18 Eric Christopher <echristo@apple.com>
18333 * config/rs6000/darwin.md (load_macho_picbase): Use link register
18334 only. Update operands.
18335 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
18336 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
18337 link register to pic register.
18339 2007-04-18 Dirk Mueller <dmueller@suse.de>
18341 PR diagnostic/31227
18342 * tree-vrp.c (search_for_addr_array): New.
18343 (check_array_bounds): Suppress warning about
18344 address taken of array refs if its not de-referenced.
18346 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
18348 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
18349 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
18351 * tree-vectorizer.h (NITERS_KNOWN_P): New.
18352 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
18353 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
18355 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
18357 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
18359 (vect_analyze_scalar_cycles): Fix indentation.
18360 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
18361 (vect_mark_relevant): Include phis in relevance analysis.
18363 * tree-vect-transform.c (vect_transform_loop): Add an assert.
18365 2007-04-18 Anatoly Sokolov <aesok@post.ru>
18367 * config/avr/avr.c (ptrreg_to_str): Replace error() with
18368 output_operand_lossage().
18370 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
18372 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
18373 the unused code for reduction without adjust-in-epilog to simplify the
18376 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
18378 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
18379 (S390_TDC_NEGATIVE_ZERO): New constant.
18380 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
18381 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
18382 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
18383 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
18384 (S390_TDC_POSITIVE_INFINITY): New constant.
18385 (S390_TDC_NEGATIVE_INFINITY): New constant.
18386 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
18387 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
18388 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
18389 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
18390 (S390_TDC_INFINITY): New constant.
18391 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
18392 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
18393 optimization for UNSPEC_CCZ_TO_INT.
18394 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
18395 ("*ccz_to_int"): New insn.
18396 ("isinf<mode>2"): New insn.
18397 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
18398 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
18399 (UNSPEC_CCZ_TO_INT): New constant.
18401 2007-04-18 Richard Guenther <rguenther@suse.de>
18403 PR tree-optimization/19431
18404 PR tree-optimization/21463
18405 * tree-pass.h (pass_phiprop): Declare.
18406 * passes.c (init_optimization_passes): New phiprop pass.
18407 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
18408 (phivn_valid_p): New helper function.
18409 (phiprop_insert_phi): Likewise.
18410 (propagate_with_phi): Likewise.
18411 (tree_ssa_phiprop): New propagator propagating loads
18412 through phi nodes if profitable.
18414 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
18416 * tree-vect-analyze.c (process_use): New function.
18417 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
18418 Check phis in all bbs.
18419 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
18422 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
18424 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
18427 2007-04-17 Anatoly Sokolov <aesok@post.ru>
18430 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
18433 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
18435 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
18437 (sse_vmmulv4sf3): Likewise.
18438 (sse2_vmaddv2df3): Likewise.
18439 (sse2_vmmulv2df3): Likewise.
18441 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
18443 PR rtl-optimization/31360
18444 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
18445 (target_reg_cost): New.
18446 (init_set_costs): Initialize target_reg_cost. Add comments
18447 regarding the rationale of the costs.
18448 (global_cost_for_size): Renamed to...
18449 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
18450 of register pressure.
18451 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
18452 estimate_reg_pressure_cost. Add number of ivs.
18453 (determine_set_costs): Dump target_reg_cost.
18454 * loop-invariant.c (gain_for_invariant): Use
18455 estimate_reg_pressure_cost. Removed n_inv_uses argument.
18456 (best_gain_for_invariant, find_invariants_to_move): Remove
18458 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
18459 (target_reg_cost): Declare.
18460 (global_cost_for_size): Declaration removed.
18461 (estimate_reg_pressure_cost): Declare.
18463 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
18465 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
18466 regnos into even/odd register pairs.
18467 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
18468 TDmode similar to the other floating point modes.
18469 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
18470 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
18472 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
18473 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
18474 (movdd_hardfloat64): Use TARGET_MFPGPR.
18476 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
18478 * reload1.c (delete_output_reload): Don't count output in n_inherited.
18481 2005-01-05 Richard Henderson <rth@redhat.com>
18483 * reload1.c (do_input_reload): Restrict the optimization deleteing
18484 a previous output reload to RELOAD_FOR_INPUT.
18486 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
18488 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
18489 induc_vec_info_type.
18490 (vectorizable_induction): New function declaration.
18491 * tree-vect-transform.c (get_initial_def_for_induction): No need to
18492 check if already vectorized. Find first place in BB where new stmts
18493 can be inserted. Takes only one argument.
18494 (vectorizable_induction): New function.
18495 (vect_transform_stmt): Add case for induc_vec_info_type to call
18496 vectorizable_induction.
18497 (vect_transform_loop): Consider phis for vectorization.
18498 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
18500 (analyze_operations): Call vectorizable_induction when analyzing phis.
18502 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
18503 (vect_mark_relevant): Include phis in relevance analysis.
18504 (vect_mark_stmts_to_be_vectorize): Likewise.
18505 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
18507 2007-04-16 Lawrence Crowl <crowl@google.com>
18509 * doc/invoke.texi (Debugging Options): Add documentation for the
18510 -femit-struct-debug options -femit-struct-debug-baseonly,
18511 -femit-struct-debug-reduced, and
18512 -femit-struct-debug-detailed[=...].
18514 * c-opts.c (c_common_handle_option): Add
18515 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
18516 and OPT_femit_struct_debug_detailed_.
18517 * c.opt: Add specifications for
18518 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
18519 and -femit-struct-debug-detailed[=...].
18520 * opts.c (set_struct_debug_option): Parse the
18521 -femit-struct-debug-... options.
18522 * opts.c (matches_main_base, main_input_basename,
18523 main_input_baselength, base_of_path, matches_main_base): Add
18524 variables and functions to compare header base name to compilation
18526 * opts.c (should_emit_struct_debug): Add to determine to emit a
18527 structure based on the option.
18528 (dump_struct_debug) Also disabled function to debug this
18530 * opts.c (handle_options): Save the base name of the
18533 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
18534 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
18535 This hook indicates if a type is generic. Set it by default
18536 to "never generic".
18537 * langhooks.h (struct lang_hooks_for_types): Add a new hook
18538 to determine if a struct type is generic or not.
18539 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
18540 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
18541 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
18542 with live C++ hook.
18544 * flags.h (enum debug_info_usage): Add an enumeration to describe
18545 a program's use of a structure type.
18546 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
18547 to indicate the program's usage of the type. Filter structs based
18548 on the -femit-struct-debug-... specification.
18549 (gen_type_die): Split into two routines, gen_type_die and
18550 gen_type_die_with_usage. gen_type_die is now a wrapper
18551 that assumes direct usage.
18552 (gen_type_die_with_usage): Replace calls to gen_type_die
18553 with gen_type_die_with_usage adding the program usage of
18554 the referenced type.
18555 (dwarf2out_imported_module_or_decl): Suppress struct debug
18556 information using should_emit_struct_debug when appropriate.
18558 2007-04-16 Ian Lance Taylor <iant@google.com>
18560 PR tree-optimization/31522
18561 * tree-vrp.c (vr_phi_edge_counts): New static variable.
18562 (vrp_initialize): Allocate vr_phi_edge_counts.
18563 (vrp_visit_phi_node): Don't push to infinity if we saw a new
18564 executable edge. Drop test for all constants.
18565 (vrp_finalize): Free vrp_phi_edge_counts.
18567 * doc/cpp.texi (Common Predefined Macros): Clarify description of
18568 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
18570 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
18571 predecessors at head rather than tail.
18573 2007-04-16 Matthias Klose <doko@debian.org>
18575 * config/alpha/linux.h (CPP_SPEC): Define.
18576 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
18578 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
18580 * function.h: Remove sequence_stack extern declaration.
18582 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
18584 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
18586 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
18589 2007-04-16 Anatoly Sokolov <aesok@post.ru>
18591 * config/avr/avr.c (avr_arch_types): Rearranging array.
18592 (enum avr_arch): Add.
18593 (avr_mcu_types): Use avr_arch enumeration constants instead of
18595 * config/avr/avr.h (LINK_SPEC): Simplify.
18597 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
18599 * config/m68k/m68k.c (m68k_libcall_value,
18600 m68k_function_value): Use macros for register names more.
18602 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
18604 (M68K_REGNAME): Use A6_REG.
18605 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
18607 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
18609 PR middle-end/28071
18610 * sched-int.h (struct deps): Split field 'pending_lists_length' into
18611 'pending_read_list_length' and 'pending_write_list_length'. Update
18613 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
18614 to handle two length counters instead of one. Update all uses.
18615 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
18616 two length counters instead of one.
18617 * sched-rgn.c (propagate_deps): Update to handle two length counters
18620 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
18623 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
18624 copy of source, pass it to ix86_expand_vector_set and return
18627 2007-04-16 David Ung <davidu@mips.com>
18628 Joseph Myers <joseph@codesourcery.com>
18630 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
18631 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
18632 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
18633 Add 74K processor information.
18634 * config/mips/mips.md: Include 74k.md.
18635 (cpu): Add 74kc,74kf,74kx.
18636 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
18637 * config/mips/74k.md: New.
18638 * doc/invoke.texi (MIPS Options): Document 74K support.
18640 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
18642 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
18643 vectorizable_* functions.
18644 * tree-vect-transform.c (vectorizable_call): Add check for
18645 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
18646 (vectorizable_store): likewise.
18647 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
18649 (vectorizable_operation, vectorizable_type_demotion): Likewise.
18650 (vectorizable_type_promotion, vectorizable_load): Likewise.
18651 (vectorizable_live_operation, vectorizable_condition): Likewise.
18652 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
18654 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
18656 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
18658 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
18659 register numbers more.
18660 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
18661 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
18662 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
18663 FUNCTION_VALUE_REGNO_P): Likewise.
18664 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
18665 STATIC_CHAIN_REGNUM): Likewise.
18666 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
18667 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
18668 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
18669 * config/m68k/m68k.md (FP_REG): New.
18671 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
18673 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
18676 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
18678 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
18679 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
18682 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
18684 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
18687 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
18690 * c-decl.c (finish_decl): Grab the type of the decl after the call
18691 to store_init_value.
18693 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
18695 * common.opt (fforward-propagate): Fix "Optimization" annotation.
18697 2007-04-14 Jakub Jelinek <jakub@redhat.com>
18700 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
18701 dominators, post dominators and cleanup cfg before returning.
18703 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
18705 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
18706 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
18708 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
18710 * config.gcc: Recognize fido.
18711 * config/m68k/m68k-devices.def (fidoa): New.
18712 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
18714 (FL_FIDOA, TARGET_FIDOA): New.
18715 * config/m68k/m68k.opt (mfidoa): New.
18717 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18719 PR middle-end/31322
18720 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
18721 when a personality function is used.
18723 2007-04-13 Bob Wilson <bob.wilson@acm.org>
18725 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
18727 2007-04-13 Mike Stump <mrs@apple.com>
18729 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
18731 * config/darwin.opt (fapple-kext): Make C++ only.
18732 * config/darwin.c (darwin_override_options): Remove code to ensure
18733 -fapple-kext is given for C++ only.
18735 2007-04-13 Richard Sandiford <richard@codesourcery.com>
18737 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
18738 * config/mips/mips.c (override_options): Call
18739 SUBTARGET_OVERRIDE_OPTIONS, if defined.
18741 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
18743 * config/i386/i386.opt (msvr3-shlib): Removed.
18745 * doc/invoke.texi: Remove -msvr3-shlib.
18747 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
18749 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
18750 with "popcnt" instruction.
18752 2007-04-13 Richard Guenther <rguenther@suse.de>
18754 PR tree-optimization/21258
18755 * tree-vrp.c (compare_case_labels): New helper.
18756 (find_switch_asserts): New function.
18757 (find_assert_locations): Call it for SWITCH_EXPRs.
18759 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
18761 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
18762 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
18763 check is now implied in X87_FLOAT_MODE_P.
18764 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
18765 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
18766 (fix_trunc<mode>_i386_fisttp): Ditto.
18767 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
18768 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
18769 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
18770 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
18771 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
18772 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
18773 (unnamed_splitters): Ditto.
18774 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
18775 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
18776 FIRST_SSE_REG for local functions when SSE math is enabled or
18777 for functions with sseregparm attribute.
18778 (standard_80387_constant_p): Return -1 if mode is not
18780 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
18781 (ix86_expand_compare): Ditto.
18782 (ix86_expand_carry_flag_compare): Ditto.
18783 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
18784 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
18785 DECIMAL_FLOAT_MODE_P.
18786 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
18787 of SCALAR_FLOAT_MODE_P.
18788 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
18789 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
18790 checks before FLOAT_MODE_P.
18791 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
18792 before FLOAT_MODE_P.
18797 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
18799 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
18800 Charles Wilson <libtool@cwilson.fastmail.fm>
18802 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
18803 (libgcc.mvars): Don't depend on them.
18804 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
18805 * exec-tool.in: New.
18807 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
18809 * doc/invoke.text (--help): Document --help=common.
18811 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
18813 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
18815 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18817 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
18818 * genemit.c (main): Emit #include "integrate.h".
18819 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
18820 (LOADGP_RTP): New mips_loadgp_style.
18821 * config/mips/mips.h: Include config/vxworks-dummy.h.
18822 (TARGET_RTP_PIC): New macro.
18823 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
18824 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
18825 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
18826 for TARGET_RTP_PIC.
18827 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
18828 -mvxworks-pic when using -mrtp and a PIC option.
18829 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
18831 (mips_symbolic_constant_p, mips_symbolic_address_p)
18832 (mips_symbol_insns): Handle SYMBOL_HALF.
18833 (override_options): Warn about -G and -mrtp being used together.
18834 Initialize mips_lo_relocs[SYMBOL_HALF].
18835 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
18836 (mips_emit_loadgp): Handle LOADGP_RTP.
18837 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
18838 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
18839 (tablejump): Handle function-relative case table entries if
18841 * config/mips/predicates.md (symbol_ref_operand): New predicate.
18843 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18845 * config/mips/mips.md (load_call<mode>): Allow any general register.
18847 (sibcall_value_internal, sibcall_value_multiple_internal)
18848 (call_value_internal, call_value_split, call_value_multiple_internal)
18849 (call_value_multiple_split): Remove constraints from operand 0.
18851 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18853 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
18854 rather than loadgp_noshared.
18855 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
18856 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
18858 * config/mips/mips.md (loadgp): Rename to...
18859 (loadgp_newabi): ...this.
18860 (loadgp_noshared): Rename to...
18861 (loadgp_absolute): ...this.
18863 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18865 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
18866 false for locally-binding symbols.
18867 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
18869 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18871 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
18872 (SYMBOL_GOT_PAGE_OFST): ...this.
18873 (SYMBOL_GOT_GLOBAL): Rename to...
18874 (SYMBOL_GOT_DISP): ...this.
18875 (SYMBOL_GOTOFF_GLOBAL): Rename to...
18876 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
18877 * config/mips/mips.c (mips_global_symbol_p): New function.
18878 (mips_symbol_binds_local_p): Likewise.
18879 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
18880 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
18881 mips_global_symbol_p and mips_symbol_binds_local_p.
18882 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
18883 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
18884 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
18885 SYMBOL_GOTOFF_DISP.
18886 (mips_ok_for_lazy_binding_p): New function.
18887 (mips_load_call_address, mips_expand_call): Use it.
18888 (mips_dangerous_for_la25_p): Likewise.
18889 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
18890 (*got_disp<mode>): Use got_disp_operand instead of
18891 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
18892 SYMBOL_GOTOFF_GLOBAL.
18893 (*got_page<mode>): Use got_page_ofst_operand instead of
18895 * config/mips/predicates.md (const_call_insn_operand): Use
18896 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
18897 (global_got_operand): Rename to...
18898 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
18900 (local_got_operand): Rename to...
18901 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
18902 of SYMBOL_GOT_LOCAL.
18904 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18906 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
18907 TARGET_CALL_CLOBBERED_GP.
18908 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
18909 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
18910 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
18911 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
18912 of TARGET_ABICALLS && !TARGET_NEWABI.
18913 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
18914 * config/mips/mips.c (mips_load_call_address): Check
18915 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
18916 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
18917 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
18918 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
18919 TARGET_ABICALLS && TARGET_NEWABI.
18920 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
18922 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
18923 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
18924 TARGET_ABICALLS && TARGET_NEWABI.
18925 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
18926 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
18927 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
18928 whether indirect calls must use $25.
18929 (mips_extra_live_on_entry): Check TARGET_GOT instead of
18931 * config/mips/mips.md (jal_macro): Check flag_pic and
18932 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
18933 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
18934 instead of TARGET_ABICALLS.
18935 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
18936 TARGET_ABICALLS && TARGET_OLDABI.
18937 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
18938 (sibcall): In the comment above the define_insn, mention
18939 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
18940 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
18941 instead of TARGET_ABICALLS.
18943 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
18945 * doc/md.texi (Blackfin family constraints): Document PA and PB.
18946 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
18947 (MACFLAGS_MATCH_P): New macro.
18948 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
18949 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
18950 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
18951 the other MACFLAG constants.
18952 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
18953 (flag_machi): Tighten constraints. Renumber some of the operands.
18954 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
18956 (flag_machi_parts_acconly): New pattern.
18957 (flag_macinithi): Tighten constraints. Allow any accumulator to be
18959 (flag_macinit1hi): Tighten constraints.
18960 (flag_mul_macv2hi_parts_acconly): New pattern.
18962 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
18963 Use a more efficient implementation.
18964 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
18965 inline sequences when not optimizing for size.
18967 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
18968 movhi_high2low): Delete, merge functionality into...
18969 (packv2hi): ... this pattern.
18971 2007-02-11 Jie Zhang <jie.zhang@analog.com>
18972 * config/bfin/bfin.opt (msim): New option.
18973 (mcpu=): New option.
18974 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
18975 (bfin_cpu_t): Typedef of enum bfin_cpu.
18976 (bfin_cpu_type): New declaration.
18977 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
18978 -msim and -mcpu= options.
18979 (LIB_SPEC): Likewise.
18980 * config/bfin/bfin.c (bfin_cpu_type): Define.
18981 (bfin_handle_option): Handle -mcpu= option.
18982 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
18983 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
18984 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
18986 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18988 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
18989 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
18990 (powerpc-wrs-vxworksae): Use ${tm_file}.
18991 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
18992 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
18993 * config/i386/vx-common.h: New file.
18995 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18997 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
19000 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
19002 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
19005 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
19009 * c-common.c (c_build_qualified_type): Set canonical type
19012 2007-04-12 Richard Guenther <rguenther@suse.de>
19014 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
19015 lower bound and element size if lower bound is not zero
19016 or either of the ARRAY_REF operands is set.
19018 2007-04-12 Richard Guenther <rguenther@suse.de>
19020 PR tree-optimization/24689
19021 PR tree-optimization/31307
19022 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
19024 * gimplify.c (canonicalize_addr_expr): To be consistent with
19025 gimplify_compound_lval only set operands two and three of
19026 ARRAY_REFs if they are not gimple_min_invariant. This makes
19027 it never at this place.
19028 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
19030 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19032 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
19033 null before emitting a .nsubspa directive.
19035 2007-04-11 Diego Novillo <dnovillo@redhat.com>
19037 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
19038 need_to_partition_p if there are no memory statements in the
19041 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
19043 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
19044 (gcd_of_steps_may_divide_p): New function.
19045 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
19047 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
19049 * reload.c (find_reloads_toplev, find_reloads_address,
19050 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
19051 not a pointer equality test, to decide if we need to call
19052 push_reg_equiv_alt_mem.
19054 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
19056 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
19057 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
19059 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
19061 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
19063 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
19064 vector to be positive.
19066 2007-04-11 Diego Novillo <dnovillo@redhat.com>
19070 * doc/invoke.texi: Document --params max-aliased-vops and
19072 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
19073 debug_memory_partitions): Move to tree-flow.h
19074 * params.h (AVG_ALIASED_VOPS): Define.
19075 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
19077 (mp_info_t): Likewise.
19078 (get_mem_sym_stats_for): New.
19079 (set_memory_partition): Move from tree-flow-inline.h.
19080 (mark_non_addressable): Only clear the set of symbols for the
19081 partition if it exists.
19082 (dump_memory_partitions): Move from tree-ssa-operands.c
19083 (debug_memory_partitions): Likewise.
19084 (need_to_partition_p): New.
19085 (dump_mem_ref_stats): New.
19086 (debug_mem_ref_stats): New.
19087 (dump_mem_sym_stats): New.
19088 (debug_mem_sym_stats): New.
19089 (update_mem_sym_stats_from_stmt): New.
19090 (compare_mp_info_entries): New.
19091 (mp_info_cmp): Call it.
19092 (sort_mp_info): Change argument to a list of mem_sym_stats_t
19094 (get_mpt_for): Move from tree-ssa-operands.c.
19095 (find_partition_for): New.
19096 (create_partition_for): Remove.
19097 (estimate_vop_reduction): New.
19098 (update_reference_counts): New.
19099 (build_mp_info): New.
19100 (compute_memory_partitions): Refactor.
19101 Document new heuristic.
19102 Call build_mp_info, update_reference_counts,
19103 find_partition_for and estimate_vop_reduction.
19104 (compute_may_aliases): Populate virtual operands before
19105 calling debugging dumps.
19106 (delete_mem_sym_stats): New.
19107 (delete_mem_ref_stats): New.
19108 (init_mem_ref_stats): New.
19109 (init_alias_info): Call it.
19110 (maybe_create_global_var): Remove alias_info argument.
19111 Get number of call sites and number of pure/const call sites
19112 from gimple_mem_ref_stats().
19113 (dump_alias_info): Call dump_memory_partitions first.
19114 (dump_points_to_info_for): Show how many times a pointer has
19116 * opts.c (decode_options): For -O2 set --param
19117 max-aliased-vops to 500.
19118 For -O3 set --param max-aliased-vops to 1000 and --param
19119 avg-aliased-vops to 3.
19120 * fortran/options.c (gfc_init_options): Remove assignment to
19122 * tree-flow-inline.h (gimple_mem_ref_stats): New.
19123 * tree-dfa.c (dump_variable): Dump memory reference
19125 Dump NO_ALIAS* settings.
19126 (referenced_var_lookup): Tidy.
19127 (mem_sym_stats): New.
19128 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
19129 and ORIG are different SSA names for a memory partition.
19130 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
19131 * tree-flow.h (struct mem_sym_stats_d): Define.
19132 (mem_sym_stats_t): Define.
19133 (struct mem_ref_stats_d): Define.
19134 (struct gimple_df): Add field mem_ref_stats.
19135 (enum noalias_state): Define.
19136 (struct var_ann_d): Add bitfield noalias_state.
19137 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
19138 debug_mem_ref_stats, debug_memory_partitions,
19139 debug_mem_sym_stats): Declare.
19140 * tree-ssa-structalias.c (update_alias_info): Update call
19141 sites, pure/const call sites and asm sites in structure
19142 returned by gimple_mem_ref_stats.
19143 Remove local variable IS_POTENTIAL_DEREF.
19144 Increase NUM_DEREFS if the memory expression is a potential
19146 Call update_mem_sym_stats_from_stmt.
19147 If the memory references memory, call
19148 update_mem_sym_stats_from_stmt for all the direct memory
19149 symbol references found.
19150 (intra_create_variable_infos): Set noalias_state field for
19151 pointer arguments according to the value of
19152 flag_argument_noalias.
19153 * tree-ssa-structalias.h (struct alias_info): Remove fields
19154 num_calls_found and num_pure_const_calls_found.
19155 (update_mem_sym_stats_from_stmt): Declare.
19156 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
19157 Set default value to 100.
19158 (PARAM_AVG_ALIASED_VOPS): Define.
19160 2007-04-11 Richard Guenther <rguenther@suse.de>
19162 PR middle-end/31530
19163 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
19164 a * -b + c as c - a * b if we honor sign dependent rounding.
19166 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
19168 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
19169 bfin_expand_strmov.
19170 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
19171 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
19173 (initialize_trampoline): Don't use old-style function definition.
19174 (bfin_secondary_reload): Mark IN_P argument as unused.
19176 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
19178 PR tree-optimization/31343
19179 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
19180 (build_polynomial_chrec): Return a scalar when the evolution is zero.
19181 * testsuite/gcc.dg/vect/pr31343.c: New.
19183 2007-04-10 Eric Christopher <echristo@apple.com>
19185 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
19186 * config/i386/i386.md (*cmpfp0): Use.
19187 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
19188 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
19189 (fix_trunc<mode>_i386_fisttp): Ditto.
19190 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
19191 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
19192 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
19193 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
19194 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
19195 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
19196 (unnamed_splitters): Ditto.
19197 * config/i386/i386.c (output_fix_trunc): Assert that
19198 we're not being passed a TFmode operand.
19200 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
19202 PR tree-optimization/31526
19203 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
19204 n_basic_blocks to find newly added blocks.
19206 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
19208 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
19210 (fix_trunc<mode>si_sse): Ditto.
19211 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
19212 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
19213 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
19214 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
19215 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
19216 expander using SSEMODEF mode macro.
19217 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
19218 expander using SSEMODEF mode macro.
19219 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
19220 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
19221 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
19222 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
19223 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
19224 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
19225 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
19226 Macroize insn using X87MODEF mode macro.
19228 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
19230 * config/i386/sse.md (sse2_pinsrw): Removed.
19231 (sse2_pextrw): Renamed to ...
19232 (*sse2_pextrw): This.
19234 2007-04-09 Jan Hubicka <jh@suse.cz>
19237 * config/i386/sse.md
19238 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
19239 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
19240 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
19241 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
19243 2007-04-09 Jan Hubicka <jh@suse.cz>
19245 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
19246 multiple fields of union.
19248 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
19250 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
19251 (create_preheaders): Check that loops are available.
19252 (fix_loop_structure): Clean up, improve comments.
19253 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
19254 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
19256 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
19257 * predict.c (tree_estimate_probability): Do not call
19258 calculate_dominance_info. Call create_preheaders.
19259 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
19260 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
19262 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
19263 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
19264 * tree-cfg.c (tree_split_edge): Make an assert more precise.
19265 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
19268 2007-04-08 Jan Hubicka <jh@suse.cz>
19270 * tree.h (maybe_fold_offset_to_component_ref): Declare.
19271 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
19272 * fold-const.c (fold_unary): Use it.
19274 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
19276 * varasm.c (assemble_variable): Remove call to
19277 lang_hooks.decls.prepare_assemble_variable.
19278 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
19279 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
19280 * langhooks.h (lang_hooks_for_decls): Remove
19281 prepare_assemble_variable.
19283 2007-04-08 Mike Stump <mrs@apple.com>
19285 * config/i386/i386.c: Use inc/dec on Core2.
19287 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
19289 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
19290 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
19291 lhd_tree_inlining_end_inlining): Remove.
19292 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
19293 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
19294 end_inlining hooks.
19295 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
19296 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
19297 lhd_tree_inlining_end_inlining): Remove prototypes.
19298 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
19299 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
19300 LANG_HOOKS_TREE_INLINING_START_INLINING,
19301 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
19303 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
19306 2007-04-08 Anatoly Sokolov <aesok@post.ru>
19309 * config/avr/predicates.md (io_address_operand): Delete predicate.
19310 (low_io_address_operand): Don't use 'mode' argument.
19311 (higth_io_address_operand): Rename ...
19312 (high_io_address_operand): ... to this. Don't use 'mode' argument.
19313 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
19316 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
19318 Revert change removing staticp.
19320 2007-04-07 Anatoly Sokolov <aesok@post.ru>
19323 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
19326 2007-04-07 Bruce Korb <bkorb@gnu.org>
19328 * c.opt: Add -Wformat-contains-nul.
19329 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
19331 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
19332 the NUL byte warning.
19334 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
19336 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
19338 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
19340 * tree.c (staticp): No longer use staticp langhook.
19341 * langhooks.c (lhd_staticp): Removed.
19342 * langhooks.h (struct lang_hooks): Remove staticp.
19343 * c-common.c (c_staticp): Remove.
19344 * c-common.h (c_staticp): Ditto.
19345 * langhooks-defs.h (lhd_staticp): Ditto.
19346 (LHD_HOOKS_STATICP): Ditto
19347 * tree.h (gcc_assert_lowered): New macro.
19349 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
19351 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
19352 argument "reliable".
19353 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
19354 Add argument "reliable". Propagate it through calls.
19355 (infer_loop_bounds_from_undefined): Derive number of iterations
19356 estimates from references in blocks that do not dominate loop latch.
19357 (gcov_type_to_double_int): New function.
19358 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
19359 and expected_loop_iterations_unbounded.
19360 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
19361 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
19362 * tree-data-ref.c (estimated_loop_iterations): Export.
19363 (get_references_in_stmt): Fix -- do not return addresses of local
19365 * cfgloop.h (expected_loop_iterations_unbounded,
19366 estimated_loop_iterations): Declare.
19368 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
19370 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
19372 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
19374 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
19375 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
19376 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
19377 Use output_387_reg_move().
19378 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
19379 expander using X87MODEF12 mode macro.
19380 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
19381 choosing register preferences. Use output_387_reg_move().
19382 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
19383 instead of "x". Use output_387_reg_move().
19384 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
19385 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
19386 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
19387 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
19388 Use output_387_reg_move().
19389 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
19391 (*truncxf?f_i387 splitter): Ditto.
19393 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
19395 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
19396 LANG_HOOKS_SAFE_FROM_P.
19397 * expr.c (safe_from_p): Remove langhook call.
19398 * langhooks.h (lang_hooks): Remove safe_from_p.
19399 (lhd_safe_from_p): Remove prototype.
19400 * langhooks.c (lhd_safe_from_p): Remove.
19402 2007-04-06 Jan Hubicka <jh@suse.cz>
19404 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
19407 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
19409 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
19410 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
19411 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
19412 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
19414 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
19415 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
19417 2007-04-05 Richard Henderson <rth@redhat.com>
19419 * config/alpha/alpha.c (print_operand) [+]: Remove.
19420 (alpha_end_function): Print nop if call at end of function.
19421 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
19422 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
19423 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
19424 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
19425 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
19426 the call pattern. Update peepholes to match.
19428 2007-04-05 Janis Johnson <janis187@us.ibm.com>
19430 * doc/extend.texi (Other Builtins): Add decimal float variants
19432 * builtins.def: Ditto.
19433 * builtins.c (expand_builtin): Ditto.
19435 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
19436 H.J. Lu <hongjiu.lu@intel.com>
19439 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
19440 of V8HImode when calling ix86_binary_operator_ok.
19441 (sse2_pmaddwd): Call ix86_binary_operator_ok.
19442 (sdot_prodv8hi): Operands 1 and 2 must be register.
19444 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
19446 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
19447 initialize align to silence bogus warning.
19449 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
19451 PR middle-end/22156
19452 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
19454 (struct sra_walk_fns): Remove use_all parameter from use.
19455 (sra_hash_tree): Handle BIT_FIELD_REFs.
19456 (sra_elt_hash): Don't hash bitfld blocks.
19457 (sra_elt_eq): Skip them in parent compares as well. Handle
19459 (sra_walk_expr): Don't maintain or pass down use_all_p.
19460 (scan_use): Remove use_all parameter.
19461 (scalarize_use): Likewise. Re-expand assignment to
19462 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
19463 output, and re-scalarize after output. Don't mark anything
19465 (scalarize_ldst): Adjust.
19466 (scalarize_walk_gimple_modify_statement): Likewise.
19467 (build_element_name_1): Handle BIT_FIELD_REFs.
19468 (instantiate_element): Don't warn for any element whose parent
19469 is used as a whole.
19470 (instantiate_missing_elements_1): Return the sra_elt.
19471 (canon_type_for_field): New.
19472 (try_instantiate_multiple_fields): New.
19473 (instantiate_missing_elemnts): Use them.
19474 (mark_no_warning): Removed.
19475 (generate_one_element_ref): Handle BIT_FIELD_REFs.
19476 (REPLDUP, sra_build_elt_assignment): New.
19477 (generate_copy_inout): Use them.
19478 (generate_element_copy): Likewise. Handle bitfld differences.
19479 (generate_element_zero): Don't recurse for blocks. Use
19480 sra_build_elt_assignment.
19481 (generate_one_element_int): Take elt instead of var. Use
19482 sra_build_elt_assignment.
19483 (generate_element_init_1): Adjust.
19484 (scalarize_use, scalarize_copy): Use REPLDUP.
19485 (scalarize_ldst): Move assert before dereference.
19486 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
19488 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
19490 * regmove.c: Fix unused variable warnings due to previous commit.
19492 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
19494 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
19495 (regmove_bb_head): Remove.
19496 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
19497 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
19498 problems with fixup_match_1.
19499 Don't initialize/free regmove_bb_head.
19501 (reg_is_remote_constant_p): If an insn is in the same basic block
19502 but not before INSN, consider it remote, too.
19504 2007-04-05 Anatoly Sokolov <aesok@post.ru>
19507 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
19508 DECL_ASSEMBLER_NAME, not the DECL_NAME.
19510 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
19512 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
19513 (CONDITIONAL_REGISTER_USAGE): Likewise.
19515 2007-04-04 Richard Henderson <rth@redhat.com>
19517 * config/alpha/lib1funcs.asm: Remove unused file.
19519 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
19522 * opts.c (print_specific_help): Fix --help=<language>
19524 (common_handle_option): Support --help=common.
19526 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
19529 * gcc.c (main): Do not run the linker if
19530 print_subprocess_help indicates that it shouldn't be
19533 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
19536 * doc/invoke.texi (--help=): Document <languages> value, fix
19537 formatting in tables of values.
19539 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
19541 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
19542 dllimport attribute of virtual methods.
19544 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
19546 * config/score/crti.asm: Change _bss_start to __bss_start.
19547 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
19548 (OUTGOING_REG_PARM_STACK_SPACE) update.
19549 * config/score/score.opt: add options to make backend support
19550 score5, score5u, score7 and score7d.
19551 * config/score/score.md: Likewise.
19552 * config/score/misc.md: Likewise.
19553 * config/score/mac.md: Likewise.
19554 * doc/invoke.texi: Likewise.
19555 * doc/md.texi: update constraints define.
19557 2007-04-03 Richard Henderson <rth@redhat.com>
19559 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
19560 an appropriate type, use the mode instead.
19562 2007-04-03 Richard Sandiford <richard@codesourcery.com>
19564 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
19565 Set the default --with-arch setting to mips2.
19566 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
19567 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
19568 (MULTILIB_OSDIRNAMES): Delete.
19569 (MULTILIB_DIRNAMES): Define.
19570 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
19571 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
19572 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
19573 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
19574 VXWORKS_OS_CPP_BUILTINS.
19575 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
19576 (MIPS_DEBUGGING_INFO): Undefine.
19577 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
19579 2007-04-03 Jakub Jelinek <jakub@redhat.com>
19581 PR middle-end/30704
19582 * fold-const.c (native_encode_real): Encode real.c provided longs
19583 as a series of 32-bit native integers.
19584 (native_interpret_real): Interpret buffer as a series of 32-bit
19587 2007-04-03 Richard Guenther <rguenther@suse.de>
19589 * genpreds.c (write_insn_constraint_len): Write function
19590 optimized for CONSTRAINT_LEN implementation.
19591 (write_tm_preds_h): Output insn_constraint_len inline and
19592 use it for CONSTRAINT_LEN.
19593 (write_insn_preds_c): Don't output insn_constraint_len.
19594 * doc/md.texi (define_register_constraint): Document multi-letter
19595 constraints shall have the same length if they start with the same
19598 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
19601 * config/i386/i386.md (isinf<mode>2): Expand only when
19602 TARGET_C99_FUNCTIONS is set.
19604 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
19606 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
19607 (x86_64-*-linux*): Ditto.
19608 * config/i386/i386.opt (mpc): New option.
19609 * config/i386/i386.c (overrride_options): Handle
19610 ix87_precision_string.
19611 * config/i386/crtprec.c: New file.
19612 * config/i386/t-crtpc: Ditto.
19613 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
19614 and -mpc80 options.
19615 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
19616 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
19617 crtprec32.o, crtprec64.o and crtprec80.o.
19619 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
19620 and -mpc80 options.
19621 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
19623 2007-04-02 Eric Christopher <echristo@apple.com>
19625 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
19626 limitations on darwin.
19628 2007-04-02 Anatoly Sokolov <aesok@post.ru>
19631 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
19633 2007-04-02 Dave Korn <dave.korn@artimi.com>
19635 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
19637 2007-04-02 Dave Korn <dave.korn@artimi.com>
19639 * libgcc2.h (exception_descriptor): Don't forward-declare.
19640 (__get_eh_table_language, __get_eh_table_version): Delete
19641 prototypes of long-dead functions.
19643 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
19645 * ebitmap.h: New file
19646 * ebitmap.c: New file
19647 * Makefile.in (ebitmap.o): New target.
19649 2007-04-01 Jan Hubicka <jh@suse.cz>
19651 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
19652 before very first instruction.
19654 2007-04-01 Jan Hubicka <jh@suse.cz>
19656 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
19657 waring on 64bit hosts.
19658 * bitmap.h: Fix typo in bitmap_head_def.
19660 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
19662 PR rtl-optimization/31391
19663 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
19664 into a DELETED_LABEL note, and the label is in an empty basic
19665 block, update BB_END as well as BB_HEAD.
19667 2007-04-01 Richard Henderson <rth@redhat.com>
19669 PR tree-optimization/31169
19670 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
19671 to varying if the range is outside [0, prec-1].
19673 2007-04-01 Richard Sandiford <richard@codesourcery.com>
19676 * config/mips/mips.md (load_const_gp): New insn.
19677 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
19678 the MIPS16 GP pseudo register if no_new_pseudos.
19679 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
19681 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
19684 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
19686 (call_value): Likewise.
19688 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
19689 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19692 * doc/invoke.texi: (optimization options): Reword description
19693 of -ffast-math. Document its primary purpose.
19695 2007-03-31 Richard Guenther <rguenther@suse.de>
19697 * omp-low.c (splay-tree.h): Include.
19698 (lookup_decl): Replace splay-tree usage by pointer-map.
19699 (maybe_lookup_decl): Likewise.
19700 (new_omp_context): Likewise.
19701 (delete_omp_context): Likewise.
19702 * gimplify.c (splay-tree.h): Include.
19703 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
19705 (remap_ssa_name): Likewise.
19706 (remap_decl): Likewise.
19707 (remap_type_1): Likewise.
19708 (remap_type): Likewise.
19709 (copy_body_r): Likewise.
19710 (expand_call_inline): Likewise.
19711 (clone_body): Likewise.
19712 (copy_tree_r): Likewise.
19713 (remap_save_expr): Likewise.
19714 (unsave_r): Likewise.
19715 (unsave_expr_now): Likewise.
19716 (tree_function_versioning): Likewise.
19717 (build_duplicate_type): Likewise.
19718 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
19719 (struct copy_body_data): Replace splay-tree by pointer-map.
19720 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
19721 not $(SPLAY_TREE_H).
19722 (gimplify.o): Depend on $(SPLAY_TREE_H).
19723 (omp-low.p): Likewise.
19725 2007-03-31 Anatoly Sokolov <aesok@post.ru>
19727 * config/avr/predicates.md (even_register_operand,
19728 odd_register_operand): New predicates.
19729 * config/avr/avr.md (movw peephole2): New.
19730 (movw_r peephole2): New.
19732 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
19734 * tree.h (get_signed_or_unsigned_type): New.
19735 * fold-const.c (operand_equal_for_comparison_p): Use
19736 get_signed_or_unsigned_type instead of
19737 lang_hooks.types.signed_or_unsigned_type.
19738 * expr.c (store_expr): Ditto.
19739 * langhooks.c (get_signed_or_unsigned_type): New.
19740 (lhd_signed_or_unsigned_type): New.
19741 * langhooks.h (lhd_signed_or_unsigned_type): New.
19742 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
19744 2007-03-30 Richard Henderson <rth@redhat.com>
19746 * tree-ssa-loop-ivopts.c: Include target.h.
19747 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
19748 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
19749 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
19750 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
19752 2007-03-30 Richard Henderson <rth@redhat.com>
19753 Kai Tietz <kai.tietz@onevision.com>
19755 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
19756 default for 64-bit.
19757 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
19758 (TARGET_64BIT_MS_ABI): New.
19759 (DBX_REGISTER_NUMBER): Handle 64-bit.
19760 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
19761 (LONG_TYPE_SIZE): Force to 32.
19762 (REG_PARM_STACK_SPACE): New.
19763 (OUTGOING_REG_PARM_STACK_SPACE): New.
19764 (REGPARM_MAX, SSE_REGPARM_MAX): New.
19765 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
19766 (STACK_BOUNDARY): Use 128 for 64-bit.
19767 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
19768 Add 64-bit implementation.
19769 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
19771 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
19772 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
19773 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
19774 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
19775 (ix86_handle_cconv_attribute): Don't warn when ignoring if
19776 TARGET_64BIT_MS_ABI.
19777 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
19778 (ix86_pass_by_reference): Likewise.
19779 (ix86_function_value_regno_p): Likewise.
19780 (ix86_build_builtin_va_list): Likewise.
19781 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
19782 (function_arg_advance_ms_64): New.
19783 (function_arg_advance): Call it.
19784 (function_arg_ms_64): New.
19785 (function_arg): Call it.
19786 (function_value_ms_64): New.
19787 (ix86_function_value_1): Call it.
19788 (return_in_memory_ms_64): New.
19789 (ix86_return_in_memory): Call it.
19790 (setup_incoming_varargs_ms_64): New.
19791 (ix86_setup_incoming_varargs): Call it.
19792 (ix86_expand_prologue): Handle 64-bit stack probing.
19793 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
19794 (output_pic_addr_const): Likewise.
19795 (x86_this_parameter): Likewise.
19796 (x86_output_mi_thunk): Likewise.
19797 (x86_function_profiler): Likewise.
19798 (TARGET_STRICT_ARGUMENT_NAMING): New.
19799 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
19800 (TARGET_64BIT_MS_ABI): New.
19801 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
19802 * config/i386/i386.md (allocate_stack_worker): Remove.
19803 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
19804 describe the clobber of eax without a match_scratch.
19805 (allocate_stack_worker_postreload): Remove.
19806 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
19807 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
19808 (allocate_stack_worker_rex64_postreload): Remove.
19809 (allocate_stack): Handle 64-bit.
19810 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
19811 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
19812 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
19813 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
19814 (STANDARD_STARTFILE_PREFIX_1): Likewise.
19815 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
19816 * config.build (x86_64-*-mingw*): New host.
19817 * config.host (x86_64-*-mingw*): New host.
19818 * config.gcc (x86_64-*-mingw*): New target.
19819 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
19821 2007-03-30 Richard Henderson <rth@redhat.com>
19822 Kai Tietz <kai.tietz@onevision.com>
19824 * c-pragma.c (struct def_pragma_macro_value): New.
19825 (struct def_pragma_macro): New.
19826 (pushed_macro_table): New.
19827 (dpm_hash, dpm_eq): New.
19828 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
19829 (init_pragma): Install them.
19830 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
19832 2007-03-30 Anatoly Sokolov <aesok@post.ru>
19834 * config/avr/avr.c (avr_override_options): Clear
19835 'flag_delete_null_pointer_checks'.
19837 2007-03-30 Paolo Carlini <pcarlini@suse.de>
19840 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
19841 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
19842 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
19843 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
19844 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
19845 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
19846 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
19848 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
19850 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
19852 * regmove.c: Move all of pass_stack_adjustments from here...
19853 * combine-stack-adj.c: ...to this new file.
19854 * Makefile.in: Add rules for combine-stack-adj.o.
19856 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
19858 PR tree-optimization/31383
19859 * tree-data-ref.c (affine_function_equal_p): Do not require the
19860 vectors to have the same length.
19862 2007-03-30 Jan Hubicka <jh@suse.cz>
19864 PR middle-end/30700
19865 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
19866 availablility; add more sanity checking; ask varpool only about
19869 2007-03-29 Richard Henderson <rth@redhat.com>
19871 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
19872 to decide, but __SIZEOF_LONG_LONG__.
19874 2007-03-29 Richard Henderson <rth@redhat.com>
19876 * emutls.c (struct __emutls_array): New.
19877 (emutls_destroy): Use it instead of casting element 0 from void*.
19878 (__emutls_get_address): Likewise.
19880 2007-03-29 Richard Henderson <rth@redhat.com>
19882 * varasm.c (initializer_constant_valid_p): Don't deny
19883 DECL_DLLIMPORT_P on functions.
19885 * config/i386/cygming.h: Remove function declarations.
19886 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
19887 (ASM_OUTPUT_LABELREF): Remove.
19888 (COMMON_ASM_OP): Remove.
19889 (ASM_OUTPUT_COMMON): Remove.
19890 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
19891 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
19892 (ASM_DECLARE_FUNCTION_NAME): Likewise.
19893 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
19894 Rename from TARGET_ENCODE_SECTION_INFO.
19895 * config/i386/netware.h: Likewise.
19896 * config/i386/i386-protos.h: Update.
19897 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
19898 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
19899 (legitimate_constant_p): Reject dllimports.
19900 (dllimport_map, get_dllimport_decl): New.
19901 (legitimize_dllimport_symbol): New.
19902 (legitimize_address, ix86_expand_move): Use it.
19903 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
19904 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
19905 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
19906 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
19907 * config/i386/predicates.md (constant_call_address_operand): Only
19908 accept symbols; reject dllimport_p symbols.
19909 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
19910 i386_pe_maybe_record_exported_symbol.
19911 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
19912 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
19913 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
19914 trust the setting of DECL_DLLIMPORT_P.
19915 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
19916 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
19917 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
19918 tidy the argument scanning loop.
19919 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
19920 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
19921 (i386_pe_strip_name_encoding): Remove.
19922 (i386_pe_binds_local_p): New.
19923 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
19924 (i386_pe_output_labelref): Remove.
19925 (i386_pe_asm_output_aligned_decl_common): New.
19926 (i386_pe_maybe_record_exported_symbol): Rename from
19927 i386_pe_record_exported_symbol; check for dllexported symbols.
19929 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
19931 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
19932 add comment explaining why vsnprintf cannot be used.
19934 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
19936 PR tree-optimization/30666
19937 * tree.c (build_complex_type): When creating type names for DWARF2
19938 debug info, create TYPE_DECLs for TYPE_NAME instead of
19940 (build_common_tree_nodes_2): Use build_complex_type when building
19941 predefined complex types, to preserve canonical types.
19943 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
19945 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
19946 (noce_get_alt_condition): Look at it to determine whether to
19947 reverse the condition or not.
19948 (noce_get_condition): Substitute the truth for lies.
19949 (noce_find_if_block): Set the then_else_reversed field.
19951 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
19953 * config/fr30/fr30.md (movdi): Do not accept immediates as the
19954 destination of this insn.
19955 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
19956 than calling gen_rtx_SET directly. Use r0 to hold the value of
19957 'address + 4' rather than a stack based temporary which can be
19958 mis-optimized away.
19960 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
19962 * config/s390/s390.c (s390_secondary_input_reload_class,
19963 s390_secondary_output_reload_class): Functions removed.
19964 (s390_secondary_reload): New function.
19965 (TARGET_SECONDARY_RELOAD): Target macro defined.
19966 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
19967 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
19968 * config/s390/s390.md ("reload_outti", "reload_outdi",
19969 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
19970 "reload_out<mode>"): Expanders removed.
19971 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
19972 "reload<mode>_nonoffmem_out"): Expanders added.
19974 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
19976 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
19977 action if SRC->DEST replacement failed anyway.
19979 2007-03-28 Mike Stump <mrs@apple.com>
19981 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
19982 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
19983 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
19985 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19987 * config.gcc: Accept barcelona as a variant of amdfam10.
19988 * config/i386/i386.c (override_options): Likewise.
19989 * doc/invoke.texi: Likewise.
19991 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
19993 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
19994 offsets for BIT_FIELD_REF and COMPONENT_REF.
19996 2007-03-28 Richard Guenther <rguenther@suse.de>
19998 * tree.c (is_global_var): Move ...
19999 * tree-flow-inline.h (is_global_var): ... here.
20000 * tree.h (is_global_var): Remove declaration.
20002 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
20004 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
20006 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
20007 * config/i386/i386.c (ix86_tune_features): Initialize new
20009 * config/i386/predicates.md (promotable_binary_operator): Use
20010 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
20012 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
20015 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
20017 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
20019 * config/fr30/fr30.md (movsi_internal): Change destination
20020 constraint from m to V and add m to the end.
20022 2007-03-28 Christian Bruel <christian.bruel@st.com>
20024 * config/sh/sh.md (movsi_i): Fix type attribute.
20026 2007-03-28 Christian Bruel <christian.bruel@st.com>
20028 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
20029 (movsf_ie): Likewise.
20031 2007-03-28 Christian Bruel <christian.bruel@st.com>
20033 * config.gcc: Add sh4-300 to multilib.
20034 * config/sh/t-mlib-sh4-300: New file.
20036 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
20038 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
20039 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
20040 fix_trunc<mode>di2.
20041 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
20042 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
20043 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
20044 "fixuns_trunctddi2"): Whitespace fix.
20046 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
20048 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
20049 the definition of struct sh_args.
20050 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
20051 CALL_COOKIE_INT_REG_GET): Likewise.
20053 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
20055 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
20056 transformations are applied successfully.
20058 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
20060 * tree.c (tree_contains_struct): Permit 512 tree codes.
20061 * tree.h (tree_contains_struct): Ditto.
20062 (MAX_TREE_CODES): Ditto.
20063 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
20064 SPARE member to store remaining padding bits.
20066 2007-03-27 Anatoly Sokolov <aesok@post.ru>
20068 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
20071 2007-03-27 Janis Johnson <janis187@us.ibm.com>
20073 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
20074 * configure: Regenerate.
20076 * configure: Regenerate using the correct version of autoconf.
20078 2007-03-27 Anatoly Sokolov <aesok@post.ru>
20080 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
20082 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
20083 regs to "__SP_L__" and "__SP_H__".
20085 2007-03-27 Richard Guenther <rguenther@suse.de>
20087 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
20088 computations with it with a HOST_WIDE_INT variable.
20090 2007-03-26 Mike Stump <mrs@apple.com>
20092 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
20093 objective-c-header, objective-c++-header and objc++-cpp-output
20095 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
20097 2007-03-26 Richard Henderson <rth@redhat.com>
20100 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
20101 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
20102 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
20103 IX86_BUILTIN_PSRLQ128): New.
20104 (ix86_init_mmx_sse_builtins): Add them.
20105 (ix86_expand_builtin): Expand them.
20106 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
20107 operand 2 be TImode.
20108 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
20109 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
20110 _mm_srli_epi64): Mark __B const.
20111 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
20112 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
20113 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
20114 new two-vector shift builtins.
20116 2007-03-26 Ian Lance Taylor <iant@google.com>
20118 PR tree-optimization/31345
20119 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
20120 [+INF, +INF(OVF)] into VARYING.
20122 2007-03-26 Zack Weinberg <zackw@panix.com>
20124 * gengtype-parse.c: New file.
20125 * gengtype-yacc.y: Delete.
20126 * gengtype-lex.l: Don't include gengtype-yacc.h.
20127 Define YY_DECL and yyterminate appropriately for recursive
20128 descent parser. yylval is now a string out-parameter to yylex.
20129 (HWS, EOID): New shorthand.
20130 (IWORD): Add a couple more types.
20131 (yylex): Add a setup stanza. Remove the complex rules for
20132 detecting GTY'ed types and typedefs; replace with simple
20133 keyword detectors. Adjust everything for the changed
20134 definition of yylval. Ignore all pp-directives, not just #define.
20136 (parse_file): Rename yybegin; do not call yyparse.
20138 * gengtype.c (xasprintf): Export again.
20139 (this_file): New. Use everywhere __FILE__ was being used.
20140 (get_lang_bitmap): Special case types defined in gengtype.c.
20141 (do_typedef, new_structure): Suppress definition of certain types.
20142 (new_structure): Improve diagnostics of duplicate definitions.
20143 Make sure location_s is associated with input.h.
20144 (nreverse_pairs, define_location_structures): New functions.
20145 (main): Improve tagging of kludge types. Remove old kludges
20146 for input.h types; use define_location_structures.
20147 * gengtype.h: Update prototypes. Define token codes here.
20148 * Makefile.in: Remove all references to gengtype-yacc.
20149 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
20151 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
20152 add GTY((skip)) to the field that's only conditionally there.
20153 * doc/install.texi: Document that Bison is no longer required
20154 unless building treelang.
20156 * gengtype.c: Don't include gtyp-gen.h.
20157 (srcdir): Declare here.
20158 (base_files, lang_dir_names): Allocate dynamically.
20159 (gt_files, num_gt_files, num_lang_dirs): New globals.
20160 (measure_input_list, read_input_line, read_input_list)
20161 (set_lang_bitmap): New functions.
20162 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
20163 simplify, relying on read_input_list to set up the bitmaps.
20164 (main): Arguments are no longer unused. Check for correct number
20165 of command line arguments, set srcdir and srcdir_len, then call
20166 read_input_list, before doing anything else. No need to worry
20167 about duplicates in main loop.
20168 * configure.ac: Simplify the calculation of all_gtfiles.
20169 Put language tags in there. Don't set or substitute
20170 all_gtfiles_files_langs or all_gtfiles_files_frags.
20171 * Makefile.in: Revamp the way gengtype is invoked, now that it
20172 takes a file on its command line with a much simpler format.
20173 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
20174 (GTFILES): Remove duplicates and C source files.
20175 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
20176 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
20177 * configure: Regenerate.
20179 * gengtype.h: Remove all type definitions to gengtype.c; leave
20180 only definitions of options_p, type_p, and pair_p as opaque
20181 pointers. Update prototypes.
20182 * gengtype.c: Many type definitions moved here from gengtype.h.
20183 Consolidate type definitions at the top of the file.
20184 (xvasprintf): Delete.
20185 (xasprintf): Make static.
20186 (create_nested_pointer_option): Add 'next' parameter.
20187 (create_field_all, create_field_at): New functions.
20188 (create_field): Now a thin wrapper around create_field_all.
20189 (create_optional_field): Rename create_optional_field_ and add
20190 line argument. Original name is now a macro which supplies
20192 (oprintf): Use vsnprintf directly.
20193 (close_output_files): Use fatal rather than perror/exit.
20194 (note_def_vec, note_def_vec_alloc): Use create_field_at.
20195 (main): Set progname. Don't use exit.
20196 * gengtype-yacc.y (struct_fields): Use create_field_at.
20197 (option, optionseqopt): Delete.
20198 (optionseq): Consolidate productions from option here so we
20199 can use the first argument to create_option.
20201 * gengtype-lex.l: Distinguish unions from structures in the
20202 token type. Don't call find_structure; return the tag as a string.
20203 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
20204 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
20205 string. Reorganize typedef_struct production accordingly.
20206 Use create_nested_ptr_option.
20207 * gengtype.c (create_nested_ptr_option): New function.
20208 * gengtype.h: Declare it.
20210 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
20211 (string_type): Don't declare.
20212 (do_scalar_typedef): Declare.
20213 (create_scalar_type): Update prototype.
20214 * gengtype.c (string_type): Make static.
20215 (scalar_nonchar, scalar_char): New.
20216 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
20217 (resolve_typedef): Use scalar_nonchar for error recovery.
20218 (create_scalar_type): Remove name_len field. Return scalar_char
20219 or scalar_nonchar as appropriate.
20220 (adjust_field_type): Look at scalar_is_char boolean to decide whether
20221 to use string_type.
20222 (throughout): Use scalar_nonchar instead of calling
20223 create_scalar_type, whenever possible.
20224 (main): Initialize scalar_char and scalar_nonchar before calling
20226 * gengtype-lex.l: Adjust for removal of second argument to
20227 create_scalar_type. Use yylval.s instead of yylval.t when
20229 * gengtype-yacc.y: Type of SCALAR is string. Call
20230 create_scalar_type from type:SCALAR rule. Adjust for removal of
20231 second argument to create_scalar_type.
20233 * vec.h: Remove all #if IN_GENGTYPE blocks.
20234 Add comment saying that changes may require adjustments to gengtype.
20235 * gengtype.c: Don't include coretypes.h or tm.h.
20236 Add comment to inclusion of errors.h.
20237 (note_def_vec, note_def_vec_alloc): New functions.
20238 * gengtype.h: Declare new functions.
20239 * gengtype-lex.l: Don't include coretypes.h.
20240 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
20242 (update_lineno): Remove unnecessary prototype.
20243 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
20244 (VEC rule): Just return VEC_TOKEN.
20245 * gengtype-yacc.y (VEC_TOKEN): New token type.
20246 (type): Add a production for VEC(a,b).
20247 * Makefile.in: Update dependencies.
20249 * gengtype-lex.l: Remove rules for parsing pointer-to-function
20250 typedefs that use the old PARAMS macro.
20252 * gengtype-lex.l: Remove all rules and states relating to yacc
20254 * gengtype-yacc.y: Similarly.
20255 * gengtype.c (note_yacc_type): Delete function.
20256 * gengtype.h: Update prototypes.
20258 2007-03-26 Joseph Myers <joseph@codesourcery.com>
20260 * tree-pretty-print.c (dump_generic_node): Report precision of
20261 unnamed integer types.
20263 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
20265 * ifcvt.c (noce_try_store_flag_constants): Don't check
20266 no_new_pseudos here.
20267 (noce_try_store_flag_constants): Don't check no_new_pseudos.
20268 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
20269 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
20270 noce_try_sign_mask): Likewise.
20271 (if_convert): Check no_new_pseudos here.
20273 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
20275 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
20276 (noce_get_condition): Handle new then_else_reversed argument.
20277 (noce_init_if_info): Remove, fold into noce_find_if_block.
20278 (noce_process_if_block): Take a struct noce_if_info as the
20279 argument. Don't set up one based on ce_if_info. Update pointer
20280 references accordingly.
20281 (cond_move_process_if_block): Likewise.
20282 (process_if_block): Removed.
20283 (find_if_block): Removed. Move functionality two new functions,
20284 noce_find_if_block and cond_exec_find_if_block.
20285 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
20286 blocks and the symmetric IF-ELSE-JOIN case.
20287 (cond_exec_find_if_block): Also new function mostly based on old
20288 find_if_block and process_if_block.
20289 (find_if_header): Replace find_if_block call with separately
20290 guarded calls to noce_find_if_block and cond_exec_find_if_block.
20291 (find_cond_trap): Update noce_get_condition call.
20292 (dead_or_predicable): Likewise.
20294 2007-03-26 Jakub Jelinek <jakub@redhat.com>
20296 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
20298 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
20299 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
20300 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
20301 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
20302 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
20303 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
20304 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
20305 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
20306 __builtin_ia32_psrad128 builtins.
20308 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
20310 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
20311 * config/i386/constraints.md
20312 (define_constraint "I"): Use IN_RANGE macro.
20313 (define_constraint "J"): Ditto.
20314 (define_constraint "K"): Ditto.
20315 (define_constraint "M"): Ditto.
20316 (define_constraint "N"): Ditto.
20317 (define_constraint "O"): Ditto.
20318 * config/i386/predicates.md
20319 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
20320 (define_predicate "const_0_to_3_operand"): Ditto.
20321 (define_predicate "const_0_to_7_operand"): Ditto.
20322 (define_predicate "const_0_to_15_operand"): Ditto.
20323 (define_predicate "const_0_to_63_operand"): Ditto.
20324 (define_predicate "const_0_to_255_operand"): Ditto.
20325 (define_predicate "const_1_to_31_operand"): Ditto.
20326 (define_predicate "const_2_to_3_operand"): Ditto.
20327 (define_predicate "const_4_to_7_operand"): Ditto.
20329 2007-03-25 David Edelsohn <edelsohn@gnu.org>
20331 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
20332 in SImode for save_world.
20333 * config/rs6000/altivec.md (save_world, restore_world): Convert to
20336 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
20338 PR tree-optimization/30784
20339 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
20342 2007-03-25 Revital Eres <eres@il.ibm.com>
20344 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
20345 Fold movement_possibility function into it.
20347 2007-03-25 David Edelsohn <edelsohn@gnu.org>
20349 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
20350 (load_macho_picbase_{si,di}): Convert to LR hard reg.
20351 (call_indirect_nonlocal_darwin64): Same.
20352 (call_nonlocal_darwin64): Same.
20353 (call_value_indirect_nonlocal_darwin64): Same.
20354 (call_value_nonlocal_darwin64): Same.
20355 (sibcall_nonlocal_darwin64): Same.
20356 (sibcall_value_nonlocal_darwin64): Same.
20357 (sibcall_symbolic_64): Same.
20358 (sibcall_value_symbolic_64): Same.
20359 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
20361 (rs6000_emit_load_toc_table): Same.
20362 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
20363 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
20365 (divss_call): Same.
20366 (divus_call): Same.
20367 (quoss_call): Same.
20368 (quous_call): Same.
20369 (load_toc_v4_pic_si): Same
20370 (load_toc_v4_PIC_1): Same.
20371 (load_toc_v4_PIC_1b): Same.
20372 (call_indirect_aix{32,64}): Same.
20373 (call_value_indirect_aix{32,64}): Same.
20375 (call_value): Same.
20376 (call_local{32,64}): Same.
20377 (call_value_local{32,64}): Same.
20378 (call_indirect_nonlocal_aix{32,64}): Same.
20379 (call_nonlocal_aix{32,64}): Same.
20380 (call_value_indirect_nonlocal_aix{32,64}): Same.
20381 (call_value_nonlocal_aix{32,64}): Same.
20382 (call_indirect_nonlocal_sysv<mode>): Same.
20383 (call_nonlocal_sysv<mode>): Same.
20384 (call_value_indirect_nonlocal_sysv<mode>): Same.
20385 (call_value_nonlocal_sysv<mode>): Same.
20387 (sibcall_local{32,64}): Same.
20388 (sibcall_value_local{32,64}): Same.
20389 (sibcall_nonlocal_aix{32,64}): Same.
20390 (sibcall_value_nonlocal_aix{32,64}): Same.
20391 (sibcall_nonlocal_sysv<mode>): Same.
20392 (sibcall_value): Same.
20393 (sibcall_value_nonlocal_sysv<mode>): Same.
20395 2007-03-24 Paul Brook <paul@codesourcery.com>
20397 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
20398 * config/arm/linux-eabi.h: Remove legacy syscall hack.
20400 2007-03-24 Richard Henderson <rth@redhat.com>
20402 * config/ia64/constraints.md: New file.
20403 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
20404 satisfies_constraint_?.
20405 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
20406 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
20407 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
20408 ia64_output_mi_thunk): Likewise.
20409 (ia64_const_ok_for_letter_p): Remove.
20410 (ia64_const_double_ok_for_letter_p): Remove.
20411 (ia64_extra_constraint): Remove.
20412 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
20413 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
20414 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
20415 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
20416 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
20417 EXTRA_MEMORY_CONSTRAINT): Remove.
20418 * config/ia64/ia64.md: Include constriants.md. Replace
20419 CONST_OK_FOR_? with satisfies_constraint_?.
20421 2007-03-23 Michael Meissner <michael.meissner@amd.com>
20422 H.J. Lu <hongjiu.lu@intel.com>
20424 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
20426 (name macros): Use DPD_BID_NAME to convert names properly.
20428 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
20429 decimal floating point format.
20430 (init_floating_libfuncs): Change decimal functions so that they
20431 have a "bid_" prefix if the decimal system uses the BID format,
20432 and "dpd_" prefix if the decimal system uses the DPD format.
20433 (init_interclass_conv_libfuncs): Ditto.
20434 (init_intraclass_conv_libfuncs): Ditto.
20436 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
20437 using the BID format.
20439 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
20440 whether we are using the BID decimal format.
20441 * configure: Regenerate.
20443 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
20444 the compiler has decimal floating point enabled. Define
20445 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
20448 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
20449 using the BID format.
20451 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
20452 whether we are using the BID decimal format.
20453 * configure: Regenerate.
20455 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
20456 the compiler has decimal floating point enabled. Define
20457 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
20460 * doc/install.texi (--enable-decimal-float): Document BID and DPD
20461 options, and that it is enabled for i386/x86_64 systems.
20463 * Makefile.in (enable_decimal_float): New.
20465 (DECNUMINC): Add -I$(DECNUMFMT).
20466 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
20467 to $(DECNUMFMT) from $(DECNUM).
20469 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
20470 Substitute enable_decimal_float.
20471 * configure: Regenerated.
20474 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
20477 * configure.ac: Enable decimal float for x86_64-*-linux*.
20478 * configure: Regenerated.
20481 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
20482 decimal128ClearSign to flip and clear the sign bit in decimal128.
20483 (decimal_real_maxval): Set decimal128SetSign to set the sign
20486 2007-03-23 Ian Lance Taylor <iant@google.com>
20488 * fold-const.c (fold_binary): Correct warning for X - c >= X.
20490 2007-03-23 Ian Lance Taylor <iant@google.com>
20492 * tree-dump.c (dump_files): Correct comment.
20494 2007-03-23 Ian Lance Taylor <iant@google.com>
20496 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
20498 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
20500 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
20501 in cfglayout mode. Don't go into and out of cfglayout mode.
20502 Link the blocks in the order of the constructed traces.
20503 (rest_of_handle_tracer): Adjust call to tracer.
20504 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
20505 Don't go into cfglayout mode.
20506 (rtl_loop_done): Don't go out of cfglayout mode.
20507 * cfglayout.c (relink_block_chain): New function, split out from...
20508 (fixup_reorder_chain): ...here. Remove redundant checking.
20509 (cfg_layout_finalize): Don't clear the header, footer, and aux
20510 fields here, move the code to do so to relink_block_chain. Likewise
20511 for free_original_copy_tables.
20512 * rtl.h (tracer): Update prototype.
20513 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
20514 Assert we are in cfglayout mode. Don't go into and out of cfglayout
20515 mode. Use relink_block_chain to serialize the CFG according to the
20516 new basic block order. Move targetm.cannot_modify_jumps_p check from
20518 (gate_handle_reorder_blocks): ...to here.
20519 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
20521 (gate_duplicate_computed_gotos): ...to here.
20522 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
20523 something always changes when going into and out of cfglayout mode.
20524 Perform an expensive cfg cleanup while going into cfglayout mode.
20525 Always update liveness information on HAVE_conditional_execution
20526 targets. Reserialize the basic blocks and go out of cfglayout mode.
20527 * reg-stack.c: Include cfglayout.h.
20528 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
20529 the call to reorder_basic_blocks.
20530 * basic-block.h (reorder_basic_blocks): Update prototype.
20531 (relink_block_chain): New prototype.
20532 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
20534 2007-03-23 Joseph Myers <joseph@codesourcery.com>
20536 * config/mips/mips.md (type, hazard, *movdi_32bit,
20537 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
20538 *movhi_internal, *movqi_internal, *movsf_hardfloat,
20539 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
20540 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
20541 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
20543 (movcc): Change first xfer to multi.
20544 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
20545 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
20546 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
20547 config/mips/generic.md: Change reservations using "xfer" to use
20549 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
20550 using match_operand.
20551 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
20552 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
20554 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
20556 2007-03-22 Richard Henderson <rth@redhat.com>
20558 * config/i386/i386.c: Remove unnecessary function declarations.
20559 Move targetm definition, and all related macros, to the end of
20560 the file. Resort some functions to put definitions before uses.
20561 (ix86_attribute_table): Make static. Move to end of file.
20562 (ix86_gimplify_va_arg): Make static.
20564 2007-03-22 Richard Henderson <rth@redhat.com>
20566 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
20567 don't increase local_regparm with force_align_arg_pointer check.
20568 (ix86_function_sseregparm): Assert 32-bit.
20569 (type_has_variadic_args_p): New.
20570 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
20571 type_has_variadic_args_p.
20572 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
20573 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
20574 use memset instead. Do maybe_vaarg check first; skip attribute
20575 tests if true; skip attribute tests for 64-bit.
20576 (construct_container): Remove TARGET_DEBUG_ARG.
20577 (function_arg_advance_32, function_arg_advance_64): Split out ...
20578 (function_arg_advance): ... from here.
20579 (function_arg_32, function_arg_64): Split out ...
20580 (function_arg): ... from here.
20581 (ix86_pass_by_reference): Tidy.
20582 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
20583 (function_value_32): New, from parts of ix86_function_value
20584 and ix86_value_regno.
20585 (function_value_64): New, from parts of ix86_function_value
20586 and ix86_libcall_value.
20587 (ix86_function_value_1): New.
20588 (ix86_function_value, ix86_libcall_value): Use it.
20589 (return_in_memory_32, return_in_memory_64): Split out ...
20590 (ix86_return_in_memory): ... from here.
20591 (ix86_struct_value_rtx): Skip for 64-bit.
20592 (ix86_libcall_value, ix86_value_regno): Remove.
20593 (setup_incoming_varargs_64): Split out ...
20594 (ix86_setup_incoming_varargs): ... from here.
20595 (ix86_va_start): Remove TARGET_DEBUG_ARG.
20596 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
20597 * config/i386/i386-protos.h (ix86_function_value): Remove.
20598 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
20600 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20603 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
20604 infinities not supported, otherwise emit warning if -Woverflow. On
20605 underflow, emit warning if -Woverflow.
20606 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
20608 * real.h (real_from_string): Update declaration
20610 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
20611 Richard Henderson <rth@redhat.com>
20613 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
20614 * calls.c (compute_argument_block_size, expand_call,
20615 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
20616 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
20617 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
20618 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
20619 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
20620 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
20621 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
20622 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
20625 2007-03-22 Joseph Myers <joseph@codesourcery.com>
20627 * c-incpath.c (add_sysroot_to_chain): New.
20628 (merge_include_chains): Add sysroot argument. Call
20629 add_sysroot_to_chain if sysrooted.
20630 (register_include_chains): Update call to merge_include_chains.
20631 * doc/cppopts.texi: Document use of '=' in include directory
20634 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
20636 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
20637 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
20638 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
20639 insn pattern using X87MODEF12 mode macro.
20641 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
20643 * regmove.c (regmove_optimize): Use reg_mentioned_p
20644 instead of reg_overlap_mentioned_p for DST.
20646 2007-03-21 Mike Stump <mrs@apple.com>
20648 * c.opt: Fixup for Objective-C/C++.
20650 2007-03-21 Steve Ellcey <sje@cup.hp.com>
20652 * explow.c (convert_memory_address): Fold memory reference when
20653 POINTERS_EXTEND_UNSIGNED < 0
20655 2007-03-21 Richard Henderson <rth@redhat.com>
20658 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
20659 * config/i386/mmintrin.h (__m64): Likewise.
20660 * config/i386/xmmintrin.h (__m128): Likewise.
20662 2007-03-21 Richard Sandiford <richard@codesourcery.com>
20664 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
20665 (VXWORKS_OS_CPP_BUILTINS): Define.
20666 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
20667 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
20669 2007-03-21 Richard Sandiford <richard@codesourcery.com>
20671 * rtl.h (constant_pool_reference_p): Delete.
20672 (find_constant_src): Declare.
20673 * rtlanal.c (find_constant_src): New function.
20674 * simplify-rtx.c (constant_pool_reference_p): Delete.
20675 * config/i386/i386.md: Use find_constant_src instead of
20676 constant_pool_reference_p/avoid_constant_pool_reference pairs.
20678 2007-03-21 Richard Sandiford <richard@codesourcery.com>
20680 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
20681 * c-cppbuiltin.c (c_cpp_builtins): Define them.
20683 2007-03-20 Mark Mitchell <mark@codesourcery.com>
20685 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
20686 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
20687 (arm_elf_asm_constructor): Use it.
20688 (arm_elf_asm_destructor): New function.
20690 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
20692 * jump.c (mark_jump_label): Treat SEQUENCE specially.
20694 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
20696 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
20698 2007-03-19 Andrew Haley <aph@redhat.com>
20700 PR tree-optimization/31264
20701 * tree-vrp.c (register_edge_assert_for_1): Don't look though
20702 VIEW_CONVERT_EXPRs.
20704 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
20706 PR rtl-optimization/30907
20707 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
20708 (fwprop_init): Always call loop_optimizer_initialize.
20709 (fwprop_done): Always call loop_optimizer_finalize.
20710 (fwprop): We always have loop info now.
20711 (gate_fwprop_addr): Remove.
20712 (pass_fwprop_addr): Use gate_fwprop as gate.
20714 PR rtl-optimization/30841
20715 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
20716 df_chain_alloc): Call df_reorganize_refs unconditionally.
20717 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
20718 refs_organized to refs_organized_size.
20719 (df_ref_create_structure): Use refs_organized_size instead of
20720 bitmap_size if refs had been organized, and keep refs_organized_size
20722 * df.h (struct df_ref_info): Change refs_organized to
20723 refs_organized_size.
20724 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
20727 2007-03-19 Mark Mitchell <mark@codesourcery.com>
20729 * except.c (output_function_exception_table): Do not reference the
20730 EH personality routine for functions that do not require an
20733 2007-03-20 Jakub Jelinek <jakub@redhat.com>
20736 * c-typeck.c (convert_for_assignment): Call comptypes for
20737 RECORD_TYPE or UNION_TYPE.
20739 PR inline-asm/30505
20740 * reload1.c (reload): Do invalid ASM checking after
20741 cleanup_subreg_operands.
20743 2007-03-19 Jeff Law <law@redhat.com>
20745 * tree-cfg.c (find_taken_edge): Tighten conditions for
20746 optimizing computed gotos.
20748 2007-03-19 Michael Matz <matz@suse.de>
20750 * builtins.c (expand_builtin_sync_operation,
20751 expand_builtin_compare_and_swap,
20752 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
20755 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
20756 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
20759 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20761 * doc/tm.texi: Add brackets around the return type of
20762 TARGET_SECONDARY_RELOAD.
20764 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
20765 Richard Guenther <rguenther@suse.de>
20767 PR tree-optimization/31254
20768 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
20769 Use handled_component_p () where appropriate. Continue
20770 propagating into the rhs if we propagated into an INDIRECT_REF
20773 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20775 * config/s390/s390.md (op_type attribute): RRR instruction type added.
20776 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
20777 (xde, xdee): Mode attributes adjusted to support DFP modes.
20778 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
20779 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
20780 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
20781 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
20782 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
20783 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
20784 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
20786 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
20787 "movsf"): Insn definitions removed.
20788 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
20789 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
20790 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
20792 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
20793 "reload_in<mode>", "reload_out<mode>"): Expander added.
20794 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
20797 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20799 * config/s390/s390.md: Only non-functional changes. Renamed
20800 FPR mode macro to BFP all over the file.
20802 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20804 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
20805 (op_type attribute): RRF instruction type added.
20806 (fT0): New mode attribute.
20807 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
20808 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
20809 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
20810 instruction no secondary memory is needed when moving DFmode values
20811 between GPRs and FPRs.
20813 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20815 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
20816 inverted and documentation adjusted.
20817 ("mhard-dfp", "msoft-dfp"): New options.
20818 * config/s390/s390.c (s390_handle_arch_option): New architecture
20820 (override_options): Sanity checks for the new options added.
20821 * config.gcc: New architecture switch: z9-ec.
20822 * config/s390/s390.h (processor_flags): PF_DFP added.
20823 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
20824 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
20825 when the bit is NOT set so remove it from the defaults.
20827 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20829 * genemit.c (main): Print include statement for dfp.h.
20830 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
20833 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
20835 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
20837 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
20840 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
20841 instead of PATTERN.
20843 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20845 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
20846 attr_length_call, output_call, output_indirect_call): Cleanup
20847 formatting of targetm calls.
20849 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
20851 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
20853 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20855 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
20856 reservation, bypass and anti-bypass descriptions for these
20857 instructions. Update move patterns.
20858 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
20861 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
20863 * tree-vect-transform.c (get_initial_def_for_induction): Replace
20864 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
20865 (get_initial_def_for_reduction): Likewise.
20867 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
20869 Fix PR tree-optimization/29922
20870 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
20871 (get_representative): Removed.
20872 (value_dies_in_block_x): Update for rvuse removal.
20873 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
20874 (compute_antic_aux): Handle when PHI nodes appear in
20875 non-single-successors.
20876 (dump_bitmap_of_names): Removed.
20877 (compute_antic_safe): Renamed and removed rvuse calculation.
20878 Calculate only antic safe.
20879 (insert_into_preds_of_block): Remove assert.
20880 (execute_pre): Update for renamed functions.
20881 (defer_or_phi_translate_block): New function.
20883 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
20885 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
20886 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
20888 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
20889 Follow spelling conventions.
20891 * tree-data-ref.h: Remove the prototype for analyze_array.
20893 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
20895 PR tree-optimization/31041
20896 * tree-vect-transform.c (get_initial_def_for_induction): Call
20897 force_gimple_operand.
20899 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
20901 * ipa-type-escape.c (look_for_casts) : Revert code to use
20902 handled_component_p due to ada test a-numaux.adb.
20904 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
20906 * final.c (final_scan_insn): Alter the condition of a
20907 conditional trap if we have nonstandard CC.
20909 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
20911 * configure.ac: Remove excess quoting from asm line 0 test.
20912 * configure: Rebuilt.
20914 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20916 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
20917 * c-common.c (convert_and_check): Move warning logic to...
20918 (warnings_for_convert_and_check): ...here. Define.
20919 * c-common.h (warnings_for_convert_and_check): Declare.
20921 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20923 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
20924 (output_call): Likewise.
20926 2007-03-16 Richard Sandiford <richard@codesourcery.com>
20928 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
20930 2007-03-16 Richard Sandiford <richard@codesourcery.com>
20932 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
20934 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
20936 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
20937 opteron, athlon-64 and athlon-fx processor_alias_table entries.
20939 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
20941 PR tree-optimization/31183
20942 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
20943 Use double_int instead of unsigned int for representing access_strides.
20944 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
20946 2007-03-16 Richard Guenther <rguenther@suse.de>
20948 PR tree-optimization/31146
20949 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
20950 to allow recursion of forward_propagate_addr_expr.
20951 (forward_propagate_addr_into_variable_array_index): Likewise.
20952 (forward_propagate_addr_expr): Likewise.
20953 (tree_ssa_forward_propagate_single_use_vars): Likewise.
20954 (forward_propagate_addr_expr_1): Recurse on simple copies
20955 instead of propagating into them. Do so for useless conversions
20957 (forward_propagate_addr_expr): Clean up unused statements after
20960 2007-03-16 Richard Guenther <rguenther@suse.de>
20962 * builtins.c (expand_builtin_cexpi): Use the right argument
20963 for the expansion via cexp.
20965 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
20967 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
20968 * configure: Rebuilt.
20970 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
20973 * dwarf2out.c (force_type_die): Adjust comment.
20974 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
20976 2007-03-15 DJ Delorie <dj@redhat.com>
20978 * config/frv/predicates.md (minmax_operator): Don't check operands
20981 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
20983 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
20984 Update constant estimates of number of iterations.
20985 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
20986 argument renamed to "realistic".
20987 (compute_estimated_nb_iterations): Removed.
20988 (record_niter_bound): New function.
20989 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
20990 call record_nonwrapping_iv with upper = false.
20991 (infer_loop_bounds_from_signedness): Pass upper argument to
20992 record_nonwrapping_iv.
20993 (estimate_numbers_of_iterations_loop): Do not call
20994 compute_estimated_nb_iterations. Record estimate based on profile
20995 information. Initialize the constant estimates of number of
20997 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
20999 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
21000 number of iterations is too small.
21001 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
21002 (EST_NOT_AVAILABLE): Removed.
21003 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
21004 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
21007 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
21009 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
21010 Handle NE_EXPR guards.
21012 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21015 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
21016 Set also -pedantic-errors by default for the preprocessor unless
21017 -fpermissive is given.
21019 2007-03-15 Richard Guenther <rguenther@suse.de>
21021 PR middle-end/29719
21022 PR middle-end/31161
21023 * builtins.c (expand_builtin_cexpi): As a fallback if we
21024 don't have builtins for sincos or cexp create a function
21025 declaration for cexp and expand to a call to that.
21026 (expand_builtin_int_roundingfn): Always fall
21027 back to floor/ceil and its variants even if they may be
21030 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
21032 PR middle-end/31159
21033 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
21034 jump tables, move the call to delete_dead_jumptables from here...
21035 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
21036 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
21037 don't allow merging of blocks that try_redirect_by_replacing_jump
21038 also does not handle when not optimizing.
21040 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
21041 Francois-Xavier Coudert <coudert@clipper.ens.fr>
21043 * config/i386/i386.md (x86_sahf_1): Correctly handle
21046 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
21049 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
21050 x86_64_general_operand as operand[2] predicate. Remove "iF"
21051 from operand constraints and use "e" constraint instead.
21052 (*subti3_1, *subti3_1 splitter): Ditto.
21053 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
21054 operand[1] predicate.
21056 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
21058 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
21059 arrays, multiply the access strides by the size of the sub-array.
21060 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
21062 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
21064 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
21065 the configured assembler supports the sahf mnemonic.
21066 * configure: Regenerate.
21067 * config.in: Regenerate.
21069 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
21070 emit "sahf" or ".byte\t0x9e" as asm template.
21072 2007-03-14 Michael Meissner <michael.meissner@amd.com>
21075 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
21076 option to replace hard coded TARGET_xxx in md file.
21077 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
21078 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
21079 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
21080 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
21081 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
21082 (X86_TUNE_NOT_VECTORMODE): Ditto.
21083 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
21084 (TUNE_AVOID_VECTOR_DECODE): Ditto.
21085 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
21086 (TUNE_SLOW_IMUL_IMM8): Ditto.
21087 (TUNE_MOVE_M1_VIA_OR): Ditto.
21088 (TUNE_NOT_UNPAIRABLE): Ditto.
21089 (TUNE_NOT_VECTORMODE): Ditto.
21091 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
21094 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
21095 tuning options instead of hard coded TARGET_xxx.
21096 (fix ssemode peephole2's): Ditto.
21097 (imul peephole2's): Ditto.
21099 (movdi_or_rex64): Ditto.
21100 (move peephole2): Ditto.
21101 (not peephole2's): Ditto.
21103 2007-03-14 Dirk Mueller <dmueller@suse.de>
21105 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
21106 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
21107 * c-parser.c (c_parser_if_body): Always add an empty statement in case
21109 * c-parser.c (c_parser_do_statement): Warn about empty body in
21110 do/while statement.
21111 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
21112 * doc/invoke.texi (-Wempty-body): Update documentation.
21114 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21117 * c-common.h (warn_for_div_by_zero): Declare.
21118 * c-common.c (warn_for_div_by_zero): Define.
21119 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
21122 2007-03-14 Richard Sandiford <richard@codesourcery.com>
21124 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
21125 to PREFIX and STANDARD_PREFIX.
21127 2007-03-14 Richard Sandiford <richard@codesourcery.com>
21128 Phil Edwards <phil@codesourcery.com>
21130 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
21131 (__gthread_once_t): Remove busy field for RTPs.
21132 (__GTHREAD_ONCE_INIT): Update accordingly.
21134 2007-03-14 Richard Sandiford <richard@codesourcery.com>
21136 * doc/invoke.texi: Document VxWorks options.
21138 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
21140 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
21142 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
21144 PR tree-optimization/30590
21145 * tree-nrv.c (tree_nrv): Check for the partial update of the
21148 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
21150 * flags.h (flag_random_seed): Remove declaration, in favor of...
21151 * toplev.h (get_random_seed, set_random_seed): ... these.
21152 * tree.c (get_file_function_name): Use the former.
21153 * opts.c (common_handle_option): Use the latter.
21156 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
21158 PR middle-end/31127
21159 * cse.c (cse_find_path): Do not bail out if a basic block that
21160 we already visited now becomes part of a path that starts at a
21161 different basic block. Just disallow this, to make sure we
21162 visit each basic block at most once.
21164 2007-03-13 Jan Hubicka <jh@suse.cz>
21166 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
21167 attributes, when profile esitmate is present, calls with very low
21168 frequency are cold.
21170 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
21172 PR tree-optimization/30730
21173 PR tree-optimization/26900
21174 * tree-ssa-loop-niter.c: Include gmp.h.
21175 (bounds): New type.
21176 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
21177 split_to_var_and_offset, determine_value_range,
21178 bound_difference_of_offsetted_base, refine_bounds_using_guard,
21179 bound_difference, bounds_add, bounds_negate,
21180 number_of_iterations_ne_max, dump_affine_iv): New functions.
21181 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
21182 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
21183 difference of initial and final value of control iv to validate
21185 (number_of_iterations_cond): Add loop parameter. Determine bounds
21186 on the difference of the extremes of the control iv. Add dumps.
21187 (expand_simple_operations): Handle phi nodes.
21188 (simplify_using_initial_conditions): Do not record used conditions.
21189 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
21190 Do not set additional_info.
21191 (implies_nonnegative_p, implies_ge_p): Removed.
21192 (derive_constant_upper_bound): Do not use parameter `additional'.
21193 (record_estimate): Parameter `additional' removed. Parameter
21194 `i_bound' added. Do not call derive_constant_upper_bound.
21195 (record_nonwrapping_iv): Use derive_constant_upper_bound to
21196 bound the number of iterations estimate.
21197 (estimate_numbers_of_iterations_loop): Pass the estimate from
21198 the number of iterations analysis to record_estimate.
21199 * tree.h (multiple_of_p): Declare.
21200 * tree-scalar-evolution.c (expression_expensive_p): Removed.
21201 (scev_const_prop): Do not check expression_expensive_p.
21202 * fold-const.c (multiple_of_p): Exported.
21203 * double-int.c (double_int_mask): Exported.
21204 * double-int.h (double_int_mask): Declare.
21205 * tree-flow.h (struct tree_niter_desc): Removed additional_info
21206 field. Added max field.
21208 2007-03-13 David Taylor <taylor@candd.org>
21211 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
21214 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21217 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
21218 two unamed patterns.
21220 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
21222 * config/i386/i386.opt (mcx16, msahf): New options.
21223 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
21224 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
21226 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
21227 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
21228 Output -mcx16 and -msahf options when corresponding bit is set.
21230 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
21231 and -msahf options.
21233 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
21235 * configure.ac: Test for assembler tolerance to # 0 "".
21236 * configure, config.in: Rebuilt.
21237 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
21239 2007-03-13 Geoffrey Keating <geoffk@apple.com>
21241 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
21243 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
21244 (handle_syscall): Handle direct system calls.
21245 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
21247 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
21249 * doc/invoke.texi: Fix cpp.info cross-reference.
21250 * doc/passes.texi: Fix gcc.info cross-reference.
21252 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
21254 PR tree-optimization/30835
21255 * lambda-code.c (can_convert_to_perfect_nest): Check whether
21256 bb_for_stmt is not NULL before accessing it.
21258 2007-03-12 Joseph Myers <joseph@codesourcery.com>
21260 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
21263 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
21266 * doc/install.texi: Document --enable-stage1-languages
21268 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
21270 * tree-pass.h (pass_into_cfg_layout_mode,
21271 pass_outof_cfg_layout_mode): Declare.
21272 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
21273 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
21274 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
21275 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
21277 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
21279 * c-decl.c (warn_variable_length_array): New function.
21280 Refactored from grokdeclarator to handle warn_vla
21281 and handle unnamed array case.
21282 (grokdeclarator): Refactored VLA warning case.
21283 * c.opt (Wvla): New flag.
21284 * doc/invoke.texi (Wvla): New warning.
21286 2007-03-12 Richard Henderson <rth@redhat.com>
21288 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
21289 (TARGET_SECTION_TYPE_FLAGS): New.
21291 2007-03-12 Richard Henderson <rth@redhat.com>
21293 * config/darwin.c (machopic_reloc_rw_mask): New.
21294 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
21295 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
21297 2007-03-12 Mark Mitchell <mark@codesourcery.com>
21299 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
21300 * cppdefault.h (cpp_PREFIX): Document.
21301 (cpp_PREFIX_len): Likewise.
21302 (cpp_EXEC_PREFIX): New variable.
21303 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
21304 * c-incpath.c (add_standard_paths): Correct logic for relocating
21305 paths within prefix.
21307 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
21309 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
21310 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
21312 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
21313 fix_truncdfdi_sse using SSEMODEF mode macro.
21314 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
21315 fix_truncdfsi_sse using SSEMODEF mode macro.
21316 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
21317 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
21319 2007-03-12 Richard Sandiford <richard@codesourcery.com>
21321 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
21322 elfos.h to tm_file.
21324 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
21326 * tree.h : Add multiple_of_p declaration.
21327 * fold-const.c (multiple_of_p): Make multiple_of_p public.
21328 * ipa-type-escape.c (results_of_malloc): Redundant.
21329 (visited_stmts): New. Visited stmt for walk_use_def_chains.
21330 (cast_type): Extended with new members.
21331 (check_cast): Returns cast_type.
21332 (cast): New structure for data of walk_use_def_chains.
21333 (is_malloc_result, is_cast_from_non_pointer_1,
21334 is_cast_from_non_pointer,
21335 is_array_access_through_pointer_and_index): New functions.
21336 (look_for_casts): Returns cast types.
21337 (check_call): Returns void.
21338 (okay_pointer_operation): Use support of pointer plus index,
21339 pointer plus constant and allow all multiplications.
21341 2007-03-11 Richard Guenther <rguenther@suse.de>
21343 PR tree-optimization/31115
21344 * tree-vrp.c (extract_range_from_binary_expr): Make sure
21345 the shift count is positive and non-anti-range for RSHIFT_EXPR.
21346 A shift count of zero is not special as with *_DIV_EXPR.
21347 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
21350 2007-03-11 Ian Lance Taylor <iant@google.com>
21352 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
21353 the *_DIV_EXPR codes correctly with overflow infinities.
21355 2007-03-11 Ira Rosen <irar@il.ibm.com>
21357 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
21358 indicate success/failure of the analysis. Add negation to subtrahend
21359 in case of subtraction. Fail if both operands contain constants.
21360 (create_data_ref): Fail if analyze_offset fails.
21362 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
21364 * config/i386/i386.md (frndintxf2): Rename to ...
21365 (rintxf2): ... this. Remove expander having same name.
21366 (rintsf2, rintdf2): Implement using SSEMODEF macro.
21367 (roundsf2, rounddf2): Ditto.
21368 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
21369 (lround<mode>di2, lround<mode>si2): Ditto.
21371 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
21373 * lower-subreg.c: Include except.h.
21374 (decompose_multiword_subregs): Verify that the only control flow
21375 insns we can split are loads to multi-words pseudos.
21376 Handle breaking such blocks after splitting, instead of calling
21377 find_many_sub_basic_blocks.
21379 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
21380 on the new basic block. Add a lengthy comment explaining why we
21381 thought this was necessary.
21382 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
21384 2007-03-10 Mark Mitchell <mark@codesourcery.com>
21387 * tree.c (walk_type_fields): Recurse into the element type of
21388 ARRAY_TYPEs if there is a pointer set.
21390 2007-03-10 Dirk Mueller <dmueller@suse.de>
21392 * c-common.c (warn_logical_operator): Fix condition.
21394 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
21396 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
21398 * config/darwin.c (machopic_select_section): Remove superfluous
21399 argument in call to categorize_decl_for_section. Remove unused
21402 2007-03-10 Joseph Myers <joseph@codesourcery.com>
21404 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
21406 * configure: Regenerate.
21408 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
21411 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
21412 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
21413 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
21414 Add LABEL_NUSES to emitted label.
21415 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
21416 branch probability value to emitted jump insn.
21417 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
21418 Do not check life information and do not re-arrange input operands
21419 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
21421 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
21423 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
21424 the change of decode_asm_operands.
21426 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
21428 * mode-switching.c (create_pre_exit): Skip blockage insn.
21430 2007-03-09 Diego Novillo <dnovillo@redhat.com>
21432 * tree-pass.h (TODO_update_smt_usage): Remove.
21434 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
21438 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21440 * pa.c (attr_length_call): Revise condition for long
21441 pc-relative branch.
21442 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
21443 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
21444 sequence on SOM target.
21446 2007-03-09 Geoffrey Keating <geoffk@apple.com>
21448 * gcc.c: Document %{, in big comment at top.
21449 (input_suffix_matches): Remove special handling for .s and
21451 (input_spec_matches): New.
21452 (handle_braces): Handle %{,.
21453 (validate_switches): ',' indicates a value which is not a switch.
21454 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
21455 to detect assembler input.
21456 * config/i386/sol2.h (CPP_SPEC): Likewise.
21457 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
21458 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
21459 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
21460 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
21461 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
21462 -m64 causes deployment target to default to 10.5.
21463 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
21465 2007-03-09 Richard Henderson <rth@redhat.com>
21468 * target.h (targetm.asm.out.reloc_rw_mask): New.
21469 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
21470 (TARGET_ASM_OUT): Use it.
21471 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
21472 * varasm.c (categorize_decl_for_section): Remove shlib argument;
21473 use the new reloc_rw_mask target hook instead.
21474 (default_section_type_flags_1): Merge into...
21475 (default_section_type_flags): ... here.
21476 (decl_readonly_section_1): Merge into...
21477 (decl_readonly_section): ... here.
21478 (default_elf_select_section_1): Merge into...
21479 (default_elf_select_section): ... here.
21480 (default_unique_section_1): Merge into...
21481 (default_unique_section): ... here.
21482 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
21483 (default_select_rtx_section): Use it.
21484 (default_elf_select_rtx_section): Likewise.
21485 * output.h: Update to match.
21486 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
21487 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
21488 (TARGET_ASM_RELOC_RW_MASK): New.
21489 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
21490 to categorize_decl_for_section.
21491 (x86_64_elf_unique_section): Likewise.
21492 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
21493 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
21494 (TARGET_ASM_RELOC_RW_MASK): New.
21495 * config/ia64/ia64.c (ia64_rwreloc_select_section,
21496 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
21497 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
21498 (TARGET_RWRELOC): Remove.
21499 (ia64_section_type_flags): Adjust call to default_section_type_flags.
21500 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
21501 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
21502 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
21503 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
21504 (rs6000_xcoff_select_section): Use decl_readonly_section.
21505 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
21506 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
21507 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
21508 (TARGET_SECTION_TYPE_FLAGS): Remove.
21509 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
21511 2007-03-09 Roger Sayle <roger@eyesopen.com>
21513 * fold-const.c (fold_comparison): Remove compile-time evaluation of
21514 complex constant equality/inequality comparisons for here.
21515 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
21516 known at compile-time or can be simplified to a scalar comparison.
21517 (fold_relational_const): Move compile-time evaluation of complex
21518 constant equality/inequality comparisons to here.
21520 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
21522 PR rtl-optimization/30643
21523 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
21525 (fold_rtx): Recurse, like before 2006-11-03.
21527 2007-03-09 DJ Delorie <dj@redhat.com>
21529 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
21532 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
21534 PR tree-optimization/30375
21535 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
21536 LHS of statements is not the same.
21537 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
21539 2007-03-09 Chao-ying Fu <fu@mips.com>
21541 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
21543 * doc/invoke.texi (-mdspr2): Document new option.
21544 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
21545 New unspec for DSP REV 2.
21546 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
21547 these instructions are extended in DSP REV 2.
21548 (mips-dspr2.md): Include.
21549 * config/mips/mips.opt (mdspr2): New option.
21550 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
21551 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
21552 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
21553 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
21554 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
21555 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
21556 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
21558 (bdesc_map): Add one field of unsupported_target_flags.
21559 (bdesc_arrays): Update entries to have extra fields. Add
21561 (mips_init_builtins): Initialize new function types.
21562 Check unsupported_target_fileds to filter out builtins.
21563 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
21565 (ASM_SPEC): Pass mdspr2 to the assembler.
21566 * config/mips/mips-dspr2.md: New file.
21568 2007-03-09 Sa Liu <saliu@de.ibm.com>
21570 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
21572 2007-03-09 Ian Lance Taylor <iant@google.com>
21574 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
21575 argument) like -Wstrict-overflow=2.
21576 * doc/invoke.texi (Warning Options): Update documentation.
21578 2007-03-09 Dirk Mueller <dmueller@suse.de>
21581 * doc/invoke.texi (-Wlogical-op): Document.
21582 * common.opt (-Wlogical-op): New.
21583 * c-common.h (warn_logical_operator): Declare.
21584 * c-common.c (warn_logical_operator): Define.
21585 * c-typeck.c (parser_build_binary_op): Call
21586 warn_logical_operator.
21588 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
21590 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
21591 * final.c (final_scan_insn): Test for non-"" file name.
21593 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
21595 * doc/loop.texi: Document the Omega linear constraints solver.
21596 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
21597 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
21598 omega-hash-table-size, omega-max-keys, and
21599 omega-eliminate-redundant-constraints.
21600 * tree-pass.h (pass_check_data_deps): Declared.
21603 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
21604 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
21605 pass_check_data_deps): New.
21606 * tree-data-ref.c (init_data_ref): Remove declaration.
21607 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
21608 (analyze_array): Renamed init_array_ref, move up initializations.
21609 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
21610 Removed arguments that are set to NULL.
21611 (analyze_indirect_ref): Correct indentation, correct call to
21613 (object_analysis): Call init_array_ref instead of analyze_array.
21614 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
21615 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
21616 of DR_ACCESS_FNS_ADDR.
21617 (init_omega_eq_with_af, omega_extract_distance_vectors,
21618 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
21619 ddr_consistent_p): New.
21620 (compute_affine_dependence): Check consistency of ddrs when
21621 flag_check_data_deps is passed.
21622 (analyze_all_data_dependences): Uncomment.
21623 (tree_check_data_deps): New.
21624 * tree-data-ref.h: Include omega.h.
21625 (DR_ACCESS_FNS_ADDR): Removed.
21626 (data_dependence_relation): Add inner_loop.
21627 (DDR_INNER_LOOP): New.
21628 * common.opt (fcheck-data-deps): New.
21629 * tree-flow.h (tree_check_data_deps): Declare.
21630 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
21631 (OBJS-common): Depend on omega.o.
21633 * passes.c (pass_check_data_deps): Scheduled.
21634 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
21635 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
21636 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
21637 PARAM_VECT_MAX_VERSION_CHECKS,
21638 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
21640 2007-03-09 Richard Guenther <rguenther@suse.de>
21642 PR tree-optimization/30904
21643 PR middle-end/31058
21644 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
21645 the same way as *_DIV_EXPR.
21647 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
21649 * recog.c (decode_asm_operands): No mixed declarations and code.
21651 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
21653 * rtl.def (ASM_INPUT): Add location.
21654 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
21655 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
21656 (decode_asm_operands): Add loc operand.
21657 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
21658 * stmt.c (expand_asm): Rename to...
21659 (expand_asm_loc): ... this. Add locus argument. Pass it on to
21660 gen_rtx_ASM_INPUT_loc.
21661 (expand_asm_expr): Adjust.
21662 * recog.c (decode_asm_operands): Add loc operand.
21663 (check_asm_operands, extract_insn): Adjust.
21664 * reload1.c (maybe_fix_stack_asms): Likewise.
21665 * final.c (asm_insn_count): Likewise.
21666 (final_scan_insn): Output # line before and after asm.
21668 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
21670 * tree-ssa-structalias.c (variable_info): Remove
21672 (new_var_info): Ditto.
21673 (shared_bitmap_info_t): New structure.
21674 (shared_bitmap_table): New variable.
21675 (shared_bitmap_hash): New function.
21676 (shared_bitmap_eq): Ditto
21677 (shared_bitmap_lookup): Ditto.
21678 (shared_bitmap_add): Ditto.
21679 (merge_smts_into): Change to take bitmap directly.
21680 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
21681 (init_alias_vars): Init shared bitmap hashtable.
21682 (delete_points_to_sets): Delete shared bitmap hashtable.
21683 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
21684 is_aliased removal as a change that was still necessary was
21687 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
21689 * config/i386/i386.h (override_options): Conditionally disable
21690 x86_sahf for 64bit targets only.
21692 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
21695 * c-decl.c (merge_decls): Don't call make_var_volatile.
21696 * varasm.c (make_var_volatile): Remove.
21697 * output.h (make_var_volatile): Remove.
21699 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
21701 PR tree-optimization/31085
21702 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
21704 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21706 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
21707 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
21708 ATTR_CONST_NOTHROW_LIST.
21710 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
21713 2007-03-08 Diego Novillo <dnovillo@redhat.com>
21715 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
21717 2007-03-08 Geoffrey Keating <geoffk@apple.com>
21720 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
21722 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
21723 passed, use shared libgcc.
21725 2007-03-08 Roger Sayle <roger@eyesopen.com>
21727 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
21728 instead of calling build2 with a GIMPLE_MODIFY_STMT.
21729 (honor_protect_cleanup_actions, lower_try_finally_switch):
21731 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
21732 ifc_temp_var): Likewise.
21733 * tree-inline.c (setup_one_parameter): Likewise.
21734 * tree-mudflap.c (mf_decl_cache_locals,
21735 mf_build_check_statement_for): Likewise.
21736 * tree-nested.c (init_tmp_var, save_tmp_var,
21737 finalize_nesting_tree_1): Likewise.
21738 * tree-outof-ssa.c (insert_copy_on_edge,
21739 insert_backedge_copies): Likewise.
21740 * tree-profile.c (tree_gen_edge_profiler,
21741 tree_gen_ic_profiler): Likewise.
21742 * tree-scalar-evolution.c (scev_const_prop): Likewise.
21743 * tree-sra.c (sra_build_assignment): Likewise.
21744 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
21745 * tree-ssa-math-opts.c (insert_reciprocals,
21746 execute_cse_sincos_1): Likewise.
21747 * tree-tailcall.c (adjust_accumulator_values,
21748 adjust_return_value): Likewise.
21749 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
21750 * tree-vect-transform.c (vect_create_data_ref_ptr,
21751 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
21752 vect_create_epilog_for_reduction, vectorizable_reduction,
21753 vectorizable_call, vectorizable_conversion,
21754 vectorizable_assignment, vectorizable_operation,
21755 vectorizable_type_demotion, vect_gen_widened_results_half,
21756 vect_permute_store_chain, vectorizable_store,
21757 vect_setup_realignment, vect_permute_load_chain,
21758 vectorizable_load, vectorizable_condition,
21759 vect_create_cond_for_align_checks): Likewise.
21760 * tree-vrp.c (build_assert_expr_for): Likewise.
21762 2007-03-08 Ian Lance Taylor <iant@google.com>
21764 * tree-vrp.c: Include "intl.h".
21765 (usable_range_p): New static function.
21766 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
21767 overflowed values, juts set *strict_overflow_p.
21768 (compare_values): Only return -2 if one of the operands is not a
21770 (compare_ranges): Call usable_range_p.
21771 (compare_range_with_value): Likewise.
21772 (vrp_evaluate_conditional_warnv): Rename from
21773 vrp_evaluate_conditional. Make static. Change all callers.
21774 (vrp_evaluate_conditional): New function.
21775 (simplify_div_or_mod_using_ranges): Issue warning about reliance
21776 on signed overflow.
21777 (simplify_abs_using_ranges): Likewise.
21778 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
21779 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
21780 within_stmt parameter.
21781 * tree-ssa-propagate.c (fold_predicate_in): Update call to
21782 vrp_evaluate_conditional.
21783 * tree-ssa-threadedge.c
21784 (record_temporary_equivalences_from_stmts_at_dest): Change
21785 simplify parameter to take a second tree parameter.
21786 (simplify_control_stmt_condition): Likewise.
21787 (thread_across_edge): Likewise.
21788 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
21789 (thread_across_edge): Likewise.
21790 * Makefile.in (tree-vrp.o): Depend upon intl.h.
21792 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
21794 * config/i386/i386.h (TARGET_SAHF): New define.
21795 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
21796 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
21797 (x86_sahf): New global variable.
21798 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
21799 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
21800 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
21801 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
21803 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
21804 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
21805 when expanding fcomi/sahf based tests.
21806 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
21807 expanding sahf based alternative. Emit sahf based sequence when
21808 optimizing for code size.
21809 * config/i386/i386.md (x86_sahf_1): Do not disable for
21810 TARGET_64BIT, enable for TARGET_SAHF.
21812 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
21814 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
21815 spurious whitespace from error message.
21817 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
21820 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
21822 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
21824 * c-decl.c (grokdeclarator): Disable warnings for anonymous
21826 * tree-sra.c (instantiate_element): Propagate disabled warnings
21827 from the element itself to the created variable.
21829 2007-03-07 Richard Henderson <rth@redhat.com>
21832 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
21833 silently fix up the stack in the case of a missing register.
21835 2007-03-07 Paul Brook <paul@codesourcery.com>
21837 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
21839 2007-03-07 Joseph Myers <joseph@codesourcery.com>
21841 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
21843 (phase1_vrs): Use them.
21844 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
21845 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
21846 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
21847 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
21848 __gnu_Unwind_Restore_WMMXC if required.
21849 (_Unwind_VRS_Pop): Implement iWMMXt support.
21850 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
21851 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
21852 gnu_Unwind_Save_WMMXC): Define.
21854 2007-03-07 Richard Sandiford <richard@codesourcery.com>
21856 * config/vxworks.h (vxworks_override_options): Declare.
21857 (VXWORKS_OVERRIDE_OPTIONS): Use it.
21858 * config/vxworks.c: Include target.h and toplev.h.
21859 (vxworks_override_options): New function.
21860 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
21862 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
21864 * config/s390/s390.c (override_options): Don't emit an error when
21865 -mstack-size is used without providing -mstack-guard.
21866 (s390_emit_prologue): Choose stack_guard value automatically if not
21867 provided via command line.
21868 * doc/invoke.texi: Adjust description of -mstack-guard and
21871 2007-03-07 Richard Sandiford <richard@codesourcery.com>
21873 * config/i386/i386.c (output_set_got): Add a GOT initialization
21874 sequence for VxWorks PIC.
21875 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
21876 around labels as well as symbols. Use gotoff_operand instead
21877 of local_symbolic_operand.
21878 (legitimize_pic_address): Use gotoff_operand instead of
21879 local_symbolic_operand. Use @GOT accesses for labels as
21881 (ix86_output_addr_diff_elt): Use PC-relative rather than
21882 GP-relative offsets for VxWorks PIC.
21883 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
21884 no_new_pseudos. Check whether the returned register is op0.
21885 * config/i386/i386.md (tablejump): Use PC-relative rather than
21886 GP-relative offsets for VxWorks PIC.
21887 * config/i386/predicates.md (gotoff_operand): New predicate.
21889 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21891 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
21893 * config/vxworks-dummy.h: New file.
21894 * config/i386/i386.h: Include it.
21896 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
21898 * dwarf2out.c (is_inlined_entry_point): New
21899 (add_high_low_attributes): Emit DW_AT_entry_pc along with
21900 DW_AT_ranges if the first subblock is the entry point.
21902 2007-03-06 David Daney <ddaney@avtrex.com>
21904 * doc/install.texi (mips-*-*): Change recommended binutils
21907 2007-03-06 Anatoly Sokolov <aesok@post.ru>
21909 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
21910 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
21912 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
21913 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
21915 2007-03-06 Jan Hubicka <jh@suse.cz>
21917 * errors.h (warning, error, fatal, internal_error): Mark as cold.
21918 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
21920 (probably_cold_bb_p): Cold functions are cold.
21921 (probably_never_executed_bb_p): Cold functions are cold.
21922 (tree_bb_level_predictions): Predict calls to cold functions as not
21924 (compute_function_frequency): Check hot/cold attributes.
21925 * function.h (function_frequency): Update comments.
21926 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
21927 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
21928 (c_common_att): Add cold and hot.
21930 * doc/extend.texi (hot,cold attributes): Document.
21932 2007-03-06 Andrew Haley <aph@redhat.com>
21934 * function.c (expand_function_end): Move blockage to just after we
21935 emit the label for the naked return from the function.
21937 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21939 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
21942 2007-03-06 Jan Hubicka <jh@suse.cz>
21944 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
21945 loaded for constant large models. Non-large 64bit PIC can do.
21946 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
21947 * cmodel.h: Add LARGE PIC.
21948 * i386.md (UNSPEC_PLTOFF): New.
21949 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
21951 (*call_1_rex64): Disable for large models.
21952 (*call_1_rex64_large): New.
21953 (*call_value_1_rex64): Disable for large models.
21954 (*call_value_1_rex64_large): New.
21955 (set_rip_rex4): New.
21956 (set_got_offset_rex64): New.
21957 * predicates.md (constant_call_address_operand): For large model
21958 constant calls are not possible.
21959 * i386-protos.h (construct_plt_address): Declare.
21960 * i386.c (override_options): Accept large models.
21961 (ix86_expand_prologue): Expand large PIC GOT pointer load.
21962 (legitimate_constant_p): Add new UNSPECs.
21963 (legitimate_pic_operand_p): Likewise.
21964 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
21965 (legitimize_pic_address): Do easy RIP relative way for TLS only for
21967 (output_pic_addr_const): Add PLTOFF.
21968 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
21969 (ix86_expand_move): Legitimize pic address when in PIC mode.
21970 (construct_plt_address): New function.
21971 (ix86_expand_call): Offload the address to register and use GOT
21972 pointer for large model.
21973 * invoke.texi (mcmodel=large): Update documentation.
21975 2007-03-06 Richard Henderson <rth@redhat.com>
21977 * config/i386/i386.c (x86_use_leave, x86_push_memory,
21978 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
21979 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
21980 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
21981 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
21982 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
21983 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
21984 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
21985 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
21986 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
21987 x86_partial_reg_dependency, x86_memory_mismatch_stall,
21988 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
21989 x86_sse_partial_reg_dependency, x86_sse_split_regs,
21990 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
21991 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
21992 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
21993 x86_schedule, x86_use_bt, x86_pad_returns,
21994 x86_use_xchgb): Merge into ...
21995 (ix86_tune_features): ... here. New array.
21996 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
21997 x86_bswap): Merge into ...
21998 (ix86_arch_features): ... here. New array.
21999 (x86_3dnow_a): Remove.
22000 (x86_accumulate_outgoing_args): Make static.
22001 (x86_arch_always_fancy_math_387): Make static.
22002 (ix86_tune_mask, ix86_arch_mask): Move ...
22003 (override_options): ... to local variables here. Apply the
22004 appropriate mask to each element of ix86_arch_features and
22005 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
22006 as were done in the old macros.
22007 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
22008 * config/i386/i386.h (x86_use_leave, x86_push_memory,
22009 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
22010 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
22011 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
22012 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
22013 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
22014 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
22015 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
22016 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
22017 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
22018 x86_partial_reg_dependency, x86_memory_mismatch_stall,
22019 x86_accumulate_outgoing_args, x86_prologue_using_move,
22020 x86_epilogue_using_move, x86_decompose_lea,
22021 x86_arch_always_fancy_math_387, x86_shift1,
22022 x86_sse_partial_reg_dependency, x86_sse_split_regs,
22023 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
22024 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
22025 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
22026 x86_use_incdec, x86_pad_returns, x86_bswap,
22027 x86_partial_flag_reg_stall): Remove.
22028 (enum ix86_tune_indices): New.
22029 (ix86_tune_features): New.
22030 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
22031 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
22032 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
22033 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
22034 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
22035 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
22036 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
22037 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
22038 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
22039 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
22040 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
22041 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
22042 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
22043 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
22044 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
22045 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
22046 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
22047 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
22048 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
22049 TARGET_EXT_80387_CONSTANTS): Use it.
22050 (enum ix86_arch_indices): New.
22051 (ix86_arch_features): New.
22052 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
22053 TARGET_BSWAP): Use it.
22054 (ix86_tune_mask, ix86_arch_mask): Remove.
22056 2007-03-06 Joseph Myers <joseph@codesourcery.com>
22059 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
22060 Define using $${sysroot_headers_suffix}.
22061 * configure: Regenerate.
22062 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
22063 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
22065 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
22066 * gcc.c (print_sysroot_headers_suffix): New.
22067 (option_map): Include --print-sysroot-headers-suffix.
22068 (display_help): Mention -print-sysroot-headers-suffix.
22069 (process_command): Handle -print-sysroot-headers-suffix.
22070 (do_spec_1): Append multilib directory to include-fixed path if
22071 sysroot suffixes in use.
22072 (main): Handle -print-sysroot-headers-suffix.
22073 * Makefile.in (start.encap): Don't depend on xlimits.h
22074 (xlimits.h): Remove.
22075 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
22076 limits.h for each multilib in fixinc_list.
22077 (fixinc_list, s-fixinc_list): New.
22078 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
22079 generate them for each multilib in fixinc_list.
22080 (stmp-fixproto): Use include-fixed. Run fixproto for each
22081 multilib in fixinc_list.
22082 (mostlyclean): Don't remove xlimits.h.
22083 (clean): Remove include-fixed.
22084 (real-install-headers-tar, real-install-headers-cpio,
22085 real-install-headers-cp): Don't copy include, only include-fixed.
22086 (install-mkheaders): Depend on fixinc_list. Don't depend on
22087 xlimits.h. Save limits.h files for each multilib in fixinc_list.
22088 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
22089 SYSTEM_HEADER_DIR setting in mkheaders.conf.
22091 2007-03-06 Jan Hubicka <jh@suse.cz>
22093 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
22096 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22098 * configure.ac: Allow tm_file to contain build-directory files.
22099 * configure: Regenerate.
22100 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
22101 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
22102 * config/m68k/print-sysroot-suffix.sh: New file.
22104 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22106 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
22107 of pic_offset_table_rtx if reload_completed.
22108 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
22109 PIC_OFFSET_TABLE_REGNUM.
22110 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
22112 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
22113 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
22115 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22117 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
22118 functions that call eh_return.
22120 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22122 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
22123 functions that need a constant pool.
22125 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22128 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
22129 (m68k_preferred_reload_class): Likewise.
22130 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
22131 (SECONDARY_RELOAD_CLASS): Define.
22132 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
22133 (LIMIT_RELOAD_CLASS): Delete.
22134 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
22135 registers from storing bytes.
22136 (m68k_secondary_reload_class): New function.
22137 (m68k_preferred_reload_class): Likewise.
22139 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22141 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
22143 (m68k_expand_prologue): Likewise.
22145 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22147 * config/m68k/m68k-protos.h (output_sibcall): Declare.
22148 (mips_expand_epilogue): Add a bool parameter.
22149 (m68k_legitimize_sibcall_address): Declare.
22150 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
22151 (m68k_expand_epilogue): Add a parameter to select between sibling
22152 and normal epilogues. Only generate a return for the latter.
22153 (m68k_ok_for_sibcall_p): New function.
22154 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
22155 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
22156 (sibcall_value, *sibcall_value): Likewise.
22157 (*call, *call_value): Require !SIBLING_CALL_P.
22158 (epilogue): Update call to m68k_expand_epilogue.
22159 (sibcall_epilogue): New pattern.
22160 * config/m68k/predicates.md (const_call_operand): Say that this
22161 predicate applies to sibling calls too.
22162 (sibcall_operand): New predicate.
22164 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22166 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
22167 alternatives as movsi_cf.
22168 (movsf_cf_hard): Add commentary.
22170 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
22171 Richard Sandiford <richard@codesourcery.com>
22173 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
22174 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
22175 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
22176 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
22177 as being live on exit from an interrupt function.
22178 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
22179 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
22180 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
22181 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
22182 (m68k_interrupt_function_p): Globalize.
22183 (m68k_compute_frame_layout): Remove reverse mask code.
22184 (m68k_emit_movem, m68k_set_frame_related): New functions.
22185 (m68k_output_function_prologue): Delete in favor of...
22186 (m68k_expand_prologue): ...this new function.
22187 (m68k_output_function_epilogue): Delete in favor of...
22188 (m68k_expand_epilogue): ...this new function.
22189 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
22191 (print_operand): Handle %?.
22192 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
22193 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
22194 (prologue, epilogue): New patterns.
22195 (return): Turn into a define_expand.
22196 (*return): New pattern, derived from old "return" pattern. Use rte
22197 rather than rts for interrupt functions. Only use rtd if the pop
22199 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
22200 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
22201 (link, *link, unlink, *unlink, load_got): Likewise.
22203 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22207 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
22208 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
22209 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
22210 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
22211 and m68k_matches_u_p.
22212 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
22213 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
22214 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
22215 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
22216 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
22217 (REG_STRICT_P): New macro.
22218 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
22219 PCREL_GENERAL_OPERAND_OK.
22220 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
22221 m68k_legitimate_base_reg_p.
22222 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
22223 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
22224 (PIC_CASE_VECTOR_ADDRESS): Update comment.
22225 * config/m68k/m68k.c (m68k_address): New structure.
22226 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
22227 (m68k_decompose_index, m68k_legitimate_constant_address_p)
22228 (m68k_jump_table_ref_p, m68k_decompose_address)
22229 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
22230 (m68k_matches_u_p): New functions.
22231 (print_operand_address): Rewrite to use m68k_decompose_index.
22233 2007-03-05 David Taylor <dtaylor@emc.com>
22235 * gcc.c: Correct copyright date in --version output.
22237 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22239 * pa.md: In unamed move patterns, disparge copies between general
22240 and floating point registers using '?' modifier. Don't include 'f'
22241 constraint for register preferences in DImode, SImode, HImode and
22242 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
22243 Remove constraints for copies between general and floating registers
22244 in soft-float DFmode pattern.
22245 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
22249 2007-03-05 Mike Stump <mrs@apple.com>
22251 * c-common.c (targetcm): Add.
22252 * c-opts.c (c_common_handle_option): Handle language specific
22254 * opts.c (handle_option): Verify language for target options, if
22256 * opth-gen.awk: Add CL_LANG_ALL.
22257 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
22258 (TARGETCM_INITIALIZER): Add.
22259 * target.h (struct gcc_targetcm): Add.
22261 * targhooks.c (default_handle_c_option): Add.
22262 * targhooks.h (default_handle_c_option): Add.
22263 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
22265 * config/darwin.opt (iframework): Add.
22266 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
22267 * config/darwin-c.c (handle_c_option): Add.
22268 (TARGET_HANDLE_C_OPTION): Add.
22270 * doc/invoke.texi (Darwin Options): Add -iframework.
22272 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22274 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
22277 2007-03-05 Ian Lance Taylor <iant@google.com>
22279 * c.opt (fgnu89-inline): New option.
22280 * c-opts.c (c_common_post_options): Set default value for
22282 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
22283 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
22285 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
22286 (grokdeclarator, start_function): Likewise.
22287 * c-cppbuiltin.c (c_cpp_builtins): Define either
22288 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
22289 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
22290 (C Dialect Options): Document -fgnu89-inline.
22291 * doc/extend.texi (Function Attributes): Explain what the
22292 gnu_inline attribute does.
22293 * doc/cpp.texi (Common Predefined Macros): Document
22294 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
22296 2007-03-05 Ian Lance Taylor <iant@google.com>
22298 PR tree-optimization/31034
22299 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
22300 half-range if the other side is an overflow infinity.
22302 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
22304 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
22305 (bfin*-linux-uclibc*): New configuration.
22306 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
22308 * config/bfin/linux.h: New file.
22309 * config/bfin/libgcc-bfin.ver: New file.
22310 * config/bfin/t-bfin-uclinux: New file.
22311 * config/bfin/t-bfin-linux: New file.
22312 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
22313 (TARGET_OS_CPP_BUILTINS): New macro.
22315 2007-03-05 Richard Guenther <rguenther@suse.de>
22317 * fold-const.c (fold_binary): Remove duplicate folding
22318 of comparison of non-null ADDR_EXPR against null.
22320 2007-03-05 Richard Guenther <rguenther@suse.de>
22321 Dorit Nuzman <dorit@il.ibm.com>
22323 PR tree-optimization/26420
22324 * tree-vectorizer.c (vectorize_loops): Bail out early if there
22325 are no loops in the function. Only print the number of
22326 vectorized loops if it is greater than zero or we are supposed
22327 to print information about unvectorized loops.
22329 2007-03-05 Revital Eres <eres@il.ibm.com>
22331 * gcc.dg/var-expand1.c: New test.
22332 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
22333 when an accumulator is expanded.
22335 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22338 * c-common.c (convert_and_check): Don't give warnings for
22339 conversion if 'expr' already overflowed.
22341 2007-03-04 Roger Sayle <roger@eyesopen.com>
22343 PR middle-end/30744
22344 * fold-const.c (fold_comparison): Enforce type consistency when
22345 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
22347 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
22349 * tree-ssa-address.c (create_mem_ref): Do not put an expression
22350 containing a cast to the base of TARGET_MEM_REF.
22352 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
22354 * tree.c (tree_contains_struct_check_failed): Remove spurious
22355 whitespace from error message.
22357 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
22360 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
22361 instead of precision.
22363 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
22364 Nathan Sidwell <nathan@codesourcery.com>
22366 * emit-rtl.c (find_auto_inc): New.
22367 (try_split): recreate REG_INC notes,
22368 Use regular for loops rather than whiles.
22370 2007-03-03 Andreas Schwab <schwab@suse.de>
22372 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
22373 * configure: Regenerate.
22375 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22377 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
22378 flag_rounding_math, not flag_unsafe_math_optimizations.
22380 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
22382 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
22383 alpha_fold_vector_minmax): Likewise.
22384 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
22385 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
22387 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
22389 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
22390 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
22391 if the lhs has side-effects.
22392 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
22394 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
22396 * config/i386/i386.h (TUNEMASK): Remove define.
22397 (ARCHMASK): Remove define.
22398 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
22399 Use ix86_arch_mask variable instead of ARCHMASK.
22400 * config/i386/i386.c (override_options): Ditto.
22401 (standard_80387_constant_p): Ditto.
22403 2007-03-02 Ian Lance Taylor <iant@google.com>
22405 Used signed infinities in VRP.
22406 * tree-vrp.c (uses_overflow_infinity): New static function.
22407 (supports_overflow_infinity): New static function.
22408 (make_overflow_infinity): New static function.
22409 (negative_overflow_infinity): New static function.
22410 (positive_overflow_infinity): New static function.
22411 (is_negative_overflow_infinity): New static function.
22412 (is_positive_overflow_infinity): New static function.
22413 (is_overflow_infinity): New static function.
22414 (overflow_infinity_range_p): New static function.
22415 (compare_values_warnv): New function split out of compare_values.
22416 (compare_value): Call it.
22417 (set_value_range_to_nonnegative): Add overflow_infinity
22418 parameter. Change caller.
22419 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
22421 (vrp_expr_computes_nonzero): Likewise.
22422 (compare_ranges, compare_range_with_value): Likewise.
22423 (compare_name_with_value, compare_names): Likewise.
22424 (vrp_evaluate_conditional): Likewise.
22425 (set_value_range): Handle infinity
22426 (vrp_operand_equal_p, operand_less_p): Likewise.
22427 (extract_range_from_assert): Likewise.
22428 (vrp_int_const_binop): Likewise.
22429 (extract_range_from_binary_expr): Likewise.
22430 (extract_range_from_unary_expr): Likewise.
22431 (extract_range_from_comparison): Likewise.
22432 (extract_range_from_expr): Likewise.
22433 (dump_value_range): Likewise.
22434 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
22435 (test_for_singularity): Likewise.
22436 (vrp_int_const_binop): Remove inline qualifier.
22437 (adjust_range_with_scev): Add comment.
22438 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
22440 2007-03-02 Diego Novillo <dnovillo@redhat.com>
22442 * tree-ssa-structalias.c (could_have_pointers): Tidy.
22443 (get_constraint_for): Likewise.
22444 (do_structure_copy): Likewise.
22445 (find_func_aliases): Fix references to MODIFY_EXPR.
22446 (intra_create_variable_infos): Tidy.
22447 * tree-ssa-operands.c (add_virtual_operand): Add argument
22449 When adding members of alias sets, if IS_CALL_SITE is true and
22450 the symbol is not call-clobbered, skip it.
22451 Adjust all callers.
22453 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
22455 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
22456 entry by means of emit_insn_at_entry.
22458 2007-03-02 Richard Henderson <rth@redhat.com>
22460 * expr.h (promoted_input_arg): Remove decl.
22461 * function.c (promoted_input_arg): Merge into ...
22462 * combine.c (setup_incoming_promotions): ... only caller.
22463 Rearrange to avoid double loop.
22465 2007-03-02 Ben Elliston <bje@au.ibm.com>
22466 Peter Bergner <bergner@vnet.ibm.com>
22467 Janis Johnson <janis187@us.ibm.com>
22469 * config/rs6000/dfp.md: New file.
22470 * config/rs6000/rs6000.md: Include dfp.md.
22471 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
22472 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
22473 and TDmode decimal float modes in FP registers.
22474 (num_insns_constant): Likewise.
22475 (rs6000_legitimate_offset_address_p): Likewise.
22476 (rs6000_legitimize_address): Likewise.
22477 (rs6000_legitimize_reload_address): Likewise.
22478 (rs6000_legitimate_address): Likewise.
22479 (rs6000_emit_move): Likewise.
22480 (function_arg_boundary): Likewise.
22481 (function_arg_advance): Likewise.
22482 (rs6000_darwin64_record_arg_recurse): Likewise.
22483 (function_arg): Likewise.
22484 (rs6000_gimplify_va_arg): Likewise.
22485 (rs6000_split_multireg_move): Likewise.
22486 (rs6000_output_function_epilogue): Likewise.
22487 (rs6000_output_function_epilogue): Likewise.
22488 (rs6000_register_move_cost): Likewise.
22489 (rs6000_function_value): Likewise.
22490 (rs6000_libcall_value): Likewise.
22492 2007-03-02 Richard Sandiford <richard@codesourcery.com>
22494 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
22496 2007-03-02 Richard Sandiford <richard@codesourcery.com>
22498 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
22499 Use $MULTIDIR to choose between the kernel and RTP headers,
22500 and use $WIND_BASE and $WIND_USR to locate them.
22502 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
22504 * config/i386/i386.c (override_options): Put initialization of
22505 ix86_tune_mask and ix86_arch_mask to the correct place.
22507 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
22508 Michael Meissner <michael.meissner@amd.com>
22511 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
22512 (ARCHMASK): Define.
22513 (TARGET_CMOVE): Use ARCHMASK.
22514 (TARGET_CMPXCHG): Ditto.
22515 (TARGET_CMPXCHG8B): Ditto.
22516 (TARGET_XADD): Ditto.
22517 (TARGET_BSWAP): Ditto.
22518 * config/i386/i386.c (ix86_tune_mask): New global variable.
22519 (ix86_arch_mask): Ditto.
22520 (override_options): Initialize ix86_tune_mask and
22521 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
22524 2007-03-02 Ben Elliston <bje@au.ibm.com>
22527 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
22529 2007-03-02 Joseph Myers <joseph@codesourcery.com>
22531 * target.h (init_dwarf_reg_sizes_extra): New target hook.
22532 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
22533 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
22534 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
22536 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
22537 rs6000_init_dwarf_reg_sizes_extra): New.
22538 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
22539 SPE register high parts.
22541 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
22543 * Makefile.in: Add install-pdf target as
22544 copied from automake v1.10 rules.
22545 * configure.ac: Add install-pdf to target list.
22546 * configure: Regenerate.
22548 2007-03-01 Paul Brook <paul@codesourcery.com>
22550 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
22551 modes to LDRD for DImode.
22552 (output_move_double): Fixup out of range ldrd/strd.
22553 (vfp_secondary_reload_class): Rename...
22554 (coproc_secondary_reload_class): ... to this. Add wb argument.
22555 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
22556 coproc_secondary_reload_class for CLASS_IWMMXT.
22557 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
22558 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
22560 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
22562 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
22563 unroll factor by the estimated number of iterations.
22564 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
22565 than prefetch latency.
22567 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
22568 decode_caches_intel, detect_caches_intel): New functions.
22569 (host_detect_local_cpu): Use detect_caches_amd and
22570 detect_caches_intel.
22572 2007-03-01 Richard Henderson <rth@redhat.com>
22574 * expr.c (emit_move_complex_push): Export.
22575 (emit_move_complex_parts): Split out from ...
22576 (emit_move_complex): ... here.
22577 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
22578 * config/i386/i386.md (movcdi): New.
22580 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
22582 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
22583 size of mode1 to check for tieable modes in MMX case.
22585 2007-03-01 Richard Sandiford <richard@codesourcery.com>
22587 * Makefile.in (rtlanal.o): Depend on tree.h.
22588 * rtl.h (offset_within_section_p, split_const): Declare.
22589 * rtlanal.c: Include tree.h.
22590 (offset_within_block_p): New function, taken from
22591 mips_offset_within_object_p.
22592 (split_const): New function, taken from mips_split_const.
22593 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
22595 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
22596 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
22597 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
22598 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
22599 (m68k_illegitimate_symbolic_constant_p): New function.
22600 * config/m68k/m68k.md (movsi): Remove misleading predicates.
22601 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
22602 symbolic constant that might be outside the symbol's section,
22603 move the symbol first and then add the offset.
22604 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
22606 * config/mips/mips.c (mips_split_const): Delete.
22607 (mips_offset_within_object_p): Delete.
22608 (mips_symbolic_constant_p): Use offset_within_section_p and
22609 split_const instead of mips_offset_within_object_p and
22611 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
22612 (mips_legitimize_const_move, print_operand_reloc)
22613 (mips_dangerous_for_la25_p): Use split_const instead of
22616 2007-02-28 Eric Christopher <echristo@apple.com>
22618 * Makefile.in (install-include-dir): Don't rm -rf include.
22620 2007-02-28 Richard Guenther <rguenther@suse.de>
22622 PR middle-end/30364
22623 * fold-const.c (fold_binary): Do not associate expressions
22624 with more than one variable for integer types that do not wrap.
22626 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
22628 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
22629 Delete, and replace with...
22630 (fold_builtin_call_array): This. Update callers to use it.
22631 * fold-const.c (fold_build_call_list): Delete, and replace with...
22632 (fold_build_call_array): This.
22633 (fold_build_call_list_initializer): Delete, and replace with...
22634 (fold_build_call_array_initializer): This.
22635 * tree.h: Update declarations to reflect above changes.
22637 * c-typeck.c (build_function_call): Store converted arguments
22638 in a stack-allocated array instead of building a list.
22639 (convert_arguments): Store arguments in the array passed in as an
22640 argument, and return the actual number of arguments.
22641 * c-format.c: (check_function_format): Pass arguments in an
22642 array instead of a list.
22643 * c-common.c (check_function_nonnull): Likewise.
22644 (check_function_sentinel): Likewise.
22645 (check_function_arguments): Likewise.
22646 * c-common.h: Update declarations to reflect above changes.
22648 2007-02-28 Jan Hubicka <jh@suse.cz>
22650 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
22651 PRED_NEGATIVE_RETURN): Update outcomes.
22653 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
22655 * calls.c (emit_library_call_value_1): Handle partial registers
22656 correctly when building up CALL_INSN_FUNCTION_USAGE.
22658 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22660 * pa/predicates.md (move_src_operand): Allow zero for mode.
22661 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
22664 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
22667 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
22668 *movv2df_internal): Enable pattern only for valid operand
22670 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
22671 tie only 128bit modes. For MMX registers, tie only 64bit modes.
22673 2007-02-27 Mike Stump <mrs@apple.com>
22675 * config/darwin-crt3.c: Avoid compilation when compiling for a
22678 2007-02-27 Joseph Myers <joseph@codesourcery.com>
22680 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
22682 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
22683 for fixed headers and limits.h.
22684 (install-include-dir, install-headers-tar, install-headers-cpio,
22685 install-headers-cp, real-install-headers-tar,
22686 real-install-headers-cpio, real-install-headers-cp): Handle
22687 include-fixed as well as include.
22688 (install-mkheaders): Don't install files that go only in include
22690 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
22691 from GCC_INCLUDE_DIR.
22692 * gcc.c (process_command): Remove special -BstageN/ handling.
22693 (do_spec_1): Add include-fixed directories.
22695 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
22697 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
22699 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
22701 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
22704 2007-02-27 Mark Mitchell <mark@codesourcery.com>
22706 * c-common.c (get_priority): Add check for
22707 SUPPORTS_INIT_PRIORITY.
22709 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
22711 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
22713 * config/bfin/bfin.c: Include "cfglayout.h".
22714 (MAX_LSETUP_DISTANCE): New macro.
22715 (struct loop_info): New members incoming, incoming_src and
22716 incoming_dest. Delete member predecessor.
22717 (length_for_loop): New function.
22718 (bfin_optimize_loop): Handle more different loop structures.
22719 (bfin_discover_loop): Rework detection of predecessor blocks by
22720 examining incoming edges.
22721 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
22723 (bfin_reorder_loops): New function.
22724 (bfin_reorg_loops): Use these three new functions.
22726 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
22727 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
22728 (CONSTRAINT_LEN): Add entry for 'q'.
22729 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
22730 Add 'q' constraints.
22731 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
22732 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
22734 * config/bfin/bfin.md (add_with_carry): New pattern.
22735 (s_or_u, su_optab, su_modifier): New code macros/attrs.
22736 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
22737 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
22738 support unsigned multiplies too. Removed incorrect commutativity from
22739 operand 1 constraint where appropriate.
22740 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
22742 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
22743 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
22745 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
22746 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
22747 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
22748 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
22749 usmulhisi_hh_huh): New patterns.
22751 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
22752 lshifthi3): Fix output template to use half reg for operand 2.
22754 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
22757 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
22759 2007-02-27 Andreas Schwab <schwab@suse.de>
22761 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
22763 2007-02-27 Jan Hubicka <jh@suse.cz>
22765 * predict.c (last_basic_block_p): Remove.
22766 (tree_estimate_probability): Update return heuristic for commonized
22769 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
22771 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
22773 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
22775 * doc/include/gcc-common.texi (versionsubtitle): New macro.
22776 * doc/cpp.texi: Standardize title page.
22777 * doc/cppinternals.texi: Likewise.
22778 * doc/gcc.texi: Standardize title page, remove version number
22779 from copyright page.
22780 * doc/gccint.texi: Likewise.
22781 * doc/install.texi: Standardize title page, add table of
22784 2007-02-26 Jan Hubicka <jh@suse.cz>
22786 * predict.def: Set outcomes according to more recent results.
22787 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
22788 Remove dead predictors.
22789 * predict.c (return_prediction): Fix pasto.
22791 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
22793 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
22794 change; avoid a memory leak when returning early.
22796 2007-02-26 Mark Mitchell <mark@codesourcery.com>
22798 * c-decl.c (static_ctors): Move to c-common.c.
22799 (static_dtors): Likewise.
22800 (finish_function): Use c_record_cdtor_fn.
22801 (build_cdtor): Move to c-common.c.
22802 (c_write_global_declarations): Use c_build_cdtor_fns.
22803 * c-common.h (static_ctors): Declare.
22804 (static_dtors): Likewise.
22805 (c_record_cdtor_fn): Likewise.
22806 (c_build_cdtor_fns): Likewise.
22807 * c-common.c (static_ctors): New variable.
22808 (static_dtors): Likewise.
22809 (c_record_cdtor_fn): New function.
22810 (build_cdtor): Move from c-decl.c
22811 (c_build_cdtor_fns): New function.
22813 * output.h (assemble_addr_to_section): Declare.
22814 (get_cdtor_priority_section): Likewise.
22815 * varasm.c (assemble_addr_to_section): New function.
22816 (get_cdtor_priority_section): Likewise.
22817 (default_named_section_asm_out_destructor): Use them.
22818 (destor_dtor_section_asm_out_destructor): Likewise.
22819 (default_named_section_asm_out_constructor): Likewise.
22820 (default_ctor_section_asm_out_constructor): Likewise.
22821 * config.gcc (*-*-vxworks*): Include vxworks.o.
22822 * config/t-vxworks (vxworks.o): New target.
22823 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
22824 (TARGET_ASM_CONSTRUCTOR): Define.
22825 (TARGET_ASM_DESTRUCTOR): Likewise.
22826 (vxworks_asm_out_constructor): Declare.
22827 (vxworks_asm_out_destructor): Likewise.
22829 * c-common.c (get_priority): Check that we have not just an
22830 INTEGER_CST, but an integer constant with integeral type.
22832 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
22834 PR tree-optimization/30938
22835 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
22836 use &dt[nargs-1] instead of &dt[nargs] in the call to
22837 vect_is_simple_use().
22839 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
22841 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
22842 from register elimination as PRE_MODIFY / POST_MODIFY increments.
22843 Do not attempt to handle MEM inside auto-inc expressions.
22844 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
22845 of a register modified by an auto-inc expression. However, do handle
22846 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
22847 (elimination_effects): Prohibit elimination of a register modified
22848 by an auto-inc expression. Disable register elimination rules whose
22849 target register is modified by an auto-inc expression with variable
22852 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
22854 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
22856 (array_at_struct_end_p): New function.
22857 (idx_infer_loop_bounds): Use it.
22858 (estimate_numbers_of_iterations_loop): Export.
22859 * predict.c (predict_loops): Use estimated_loop_iterations_int.
22860 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
22861 (tree_estimate_probability): Call record_loop_exits.
22862 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
22863 (estimated_loop_iterations, estimated_loop_iterations_int,
22864 estimated_loop_iterations_tree): New functions.
22865 (analyze_siv_subscript_cst_affine,
22866 compute_overlap_steps_for_affine_1_2,
22867 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
22868 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
22869 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
22870 (PRED_LOOP_ITERATIONS_GUESSED): New.
22871 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
22872 * cfgloop.h (estimate_numbers_of_iterations_loop,
22873 estimated_loop_iterations_int): Declare.
22875 2007-02-25 Mark Mitchell <mark@codesourcery.com>
22877 * doc/extend.texi: Document optional priority argument to
22878 constructors and destructors.
22879 * tree.c (init_priority_for_decl): Adjust GTY markers.
22880 (init_ttree): Use priority-info hash functions for
22881 init_priority_for_decl.
22882 (tree_map_eq): Rename to ...
22883 (tree_map_base_eq): ... this.
22884 (tree_map_marked_p): Rename to ...
22885 (tree_map_base_marked_p): ... this.
22886 (tree_map_base_hash): New function.
22887 (decl_init_priority_lookup): Rework.
22888 (decl_fini_priority_lookup): New function.
22889 (decl_priority_info): New function.
22890 (decl_init_priority_insert): Use it.
22891 (decl_fini_priority_insert): Likewise.
22892 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
22894 (decl_restrict_base_insert): Likewise.
22895 (decl_debug_expr_insert): Likewise.
22896 (decl_value_expr_lookup): Likewise.
22897 (decl_value_expr_insert): Likewise.
22898 * tree.h (priority_type): New type.
22899 (decl_init_priority_lookup): Use priority_type.
22900 (decl_fini_priority_lookup): New function.
22901 (decl_init_priority_insert): Use priority_type.
22902 (decl_fini_priority_insert): New function.
22903 (DECL_HAS_INIT_PRIORITY): Tweak comments.
22904 (DECL_INIT_PRIORITY): Likewise.
22905 (SET_DECL_INIT_PRIORITY): Add comment.
22906 (DECL_FINI_PRIORITY): New macro.
22907 (SET_DECL_FINI_PRIORITY): Likewise.
22908 (DEFAULT_INIT_PRIORITY): Document.
22909 (MAX_INIT_PRIORITY): Likewise.
22910 (MAX_RESERVED_INIT_PRIORITY): Likewise.
22911 (tree_map_base): New type.
22912 (tree_map_base_eq): New function.
22913 (tree_map_base_hash): Likewise.
22914 (tree_map_base_marked_p): Likewise.
22915 (tree_map): Inherit from tree_map_base.
22916 (tree_map_eq): Make it a macro.
22917 (tree_map_marked_p): Likewise.
22918 (tree_int_map): Inherit from tree_map_base.
22919 (tree_int_map_eq): Make it a macro.
22920 (tree_int_map_hash): Likewise.
22921 (tree_int_map_marked_p): Likewise.
22922 (tree_priority_map): New type.
22923 (tree_priority_map_eq): New macro.
22924 (tree_priority_map_hash): Likewise.
22925 (tree_priority_map_marked_p): Likewise.
22926 * varasm.c (emults_decl): Adjust for refactoring of tree_map
22928 (emutls_common_1): Likewise.
22929 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
22930 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
22931 of tree_map hierarchy.
22932 * tree-cfg.c (move_stmt_r): Likewise.
22933 (new_label_mapper): Likewise.
22934 * c-tree.h (c_expand_body): Move to ...
22935 * c-common.h (c_expand_body): ... here.
22936 * c-decl.c (c_expand_body): Move to ...
22937 * c-common.c (c_expand_body): ... here.
22938 (c_common_attribute_table): Allow 1 argument for the constructor
22939 and destructor attributes.
22940 (get_priority): New function.
22941 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
22942 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
22944 2007-02-24 Jan Hubicka <jh@suse.cz>
22946 PR middle-end/30509
22947 * tree-inline.c (copy_bb): Produce exact copy of EH info when
22948 copying for inlining.
22950 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
22951 Jan Hubicka <jh@suse.cz>
22954 * i386.c (counter_mode): New function.
22955 (expand_set_or_movmem_via_loop): Use it.
22956 (expand_movmem_epilogue): Likewise; fix pasto.
22957 (ix86_expand_movmem): Do emit guard even for constant counts.
22958 (ix86_expand_setmem): Likewise.
22960 2007-02-25 Nick Clifton <nickc@redhat.com>
22962 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
22963 (JUMP_TABLES_IN_TEXT_SECTION): Define.
22965 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
22968 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
22969 count argument with 0x10, not with 0x16.
22970 (expand_setmem_epilogue): Ditto.
22972 2007-02-24 Mike Stump <mrs@apple.com>
22974 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
22977 2007-02-24 Richard Guenther <rguenther@suse.de>
22979 PR middle-end/30951
22980 * fold-const.c (fold_binary): Fold x +- CST op x for
22981 EQ_EXPR and NE_EXPR.
22983 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22985 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
22987 2007-02-24 Jan Hubicka <jh@suse.cz>
22989 * cgraphunit.c (decide_is_function_needed): Honor
22990 -fkeep-inline-functions.
22992 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22994 * builtins.c (fold_builtin_modf): New.
22995 (fold_builtin_2): Use it.
22997 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
22999 * loop-iv.c (implies_p): Detect additional cases where A implies B.
23000 (determine_max_iter): Take additional LOOP arg; all callers changed.
23001 Lose broken logic dealing with PLUS. Try to limit the upper bound by
23002 one using simplifications.
23003 (simplify_using_initial_values): Return if the expression becomes
23004 invalid due to altered regs.
23006 2007-02-23 DJ Delorie <dj@redhat.com>
23008 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
23010 2007-02-23 Mike Stump <mrs@apple.com>
23012 * tlink.c (scan_linker_output): Parse linker messages from
23013 darwin9's linker better.
23015 2007-02-23 Steve Ellcey <sje@cup.hp.com>
23018 * varpool.c (varpool_assemble_pending_decls): Set
23019 varpool_last_needed_node to null.
23021 2007-02-23 DJ Delorie <dj@redhat.com>
23023 * config/i386/i386.c (ix86_data_alignment): Don't specify an
23024 alignment bigger than the object file can handle.
23026 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
23029 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
23030 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
23031 (*movsf_1): Penalize MMX moves.
23033 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
23035 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
23036 2^32-1 or more times unless flag_unsafe_loop_optimizations.
23038 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
23040 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23042 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
23043 (fold_builtin_1): Use them.
23044 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
23045 BUILT_IN_SIGNIFICAND.
23047 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
23049 * config/i386/i386.c (bdesc_1arg): Initialize
23050 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
23051 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
23052 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
23053 and IX86_BUILTIN_MOVSLDUP.
23055 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
23057 PR rtl-optimization/30841
23058 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
23060 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23062 * builtins.c (fold_builtin_frexp): New.
23063 (fold_builtin_2): Use it.
23065 2007-02-22 Mark Mitchell <mark@codesourcery.com>
23067 * doc/invoke.texi (Spec Files): Document getenv spec function.
23069 * gcc.c (getenv_spec_function): New function.
23070 (static_spec_functions): Add it.
23071 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
23072 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
23075 2007-02-22 Michael Matz <matz@suse.de
23078 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
23079 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
23081 2007-02-22 Ian Lance Taylor <iant@google.com>
23084 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
23085 (mem_loc_descriptor): Call it.
23087 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
23088 Ira Rosen <irar@il.ibm.com>
23090 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
23092 2007-02-22 Ira Rosen <irar@il.ibm.com>
23094 PR tree-optimization/30843
23095 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
23096 stores only after all the group is vectorized.
23098 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
23100 PR tree-optimization/30858
23101 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
23102 in the reduction cycle have a single use in the loop.
23103 * tree-vectorizer.h (relevant): Add documentation.
23105 2007-02-20 Mike Stump <mrs@apple.com>
23107 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
23108 * configure: Regenerate.
23110 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
23112 Change the defaults of some parameters and options.
23113 * config/spu/spu-protos.h (spu_optimization_options): Declare.
23114 * config/spu/spu.c (spu_optimization_options): Add.
23115 (spu_override_options): Change params in spu_optimization_options.
23116 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
23118 Register 127 is only 16 byte aligned when used as a frame pointer.
23119 * config/spu/spu-protos.h (spu_init_expanders): Declare.
23120 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
23121 HARD_FRAME_POINTER_REGNUM.
23122 (spu_legitimate_address): Use regno_aligned_for_reload.
23123 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
23124 aligned when frame_pointer_needed is true.
23125 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
23127 * config/spu/spu.h (INIT_EXPANDERS): Define.
23129 Make sure shift and rotate instructions have valid immediate operands.
23130 * config/spu/predicates.md (spu_shift_operand): Remove.
23131 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
23132 * config/spu/constraints.md (W, O): Extend range.
23133 * config/spu/spu.md (umask, nmask): Define.
23134 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
23135 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
23136 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
23137 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
23138 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
23139 (lshr<mode>3_reg): Fix rtl description.
23141 Make sure mulhisi immediate operands are valid.
23142 * config/spu/predicates.md (imm_K_operand): Add.
23143 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
23145 Generate constants using fsmbi and andi.
23146 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
23147 (print_operand, spu_split_immediate, classify_immediate,
23148 fsmbi_const_p): Handle IC_FSMBI2.
23150 Correctly handle a CONST_VECTOR containing symbols.
23151 * config/spu/spu.c (print_operand): Handle HIGH correctly.
23152 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
23153 (immediate_load_p): Allow symbols that use 2 instructions to create.
23154 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
23155 with symbols when flag_pic is set.
23156 (const_vector_immediate_p): New.
23157 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
23158 accept a CONST_VECTOR with symbols.
23159 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
23160 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
23162 * config/spu/spu.md (high, low): Delete.
23163 (low_<mode>): Define.
23165 Remove INTRmode and INTR_REGNUM, which didn't work.
23166 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
23168 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
23169 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
23170 peephole2 pattern): Don't use INTR or 131.
23171 (movintrcc): Delete.
23172 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
23173 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
23174 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
23175 (UNSPEC_SET_INTR): Add.
23176 * config/spu/spu-modes.def (INTR): Remove.
23178 More accurate warnings about run-time relocations.
23179 * config/spu/spu.c (reloc_diagnostic): Test in_section.
23181 Correctly warn about immediate arguments to specific intrinsics.
23182 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
23183 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
23184 the instruction predicate.
23186 Fix tree check errors with latest update.
23187 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
23189 (spu_expand_builtin): Use CALL_EXPR_FN.
23191 Add missing specific intrinsics.
23192 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
23194 * config/spu/spu_internals.h: Ditto.
23196 Fix incorrect operand modifiers.
23197 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
23198 * config/spu/spu.md (xor<mode>3): Change %S to %J.
23200 Optimize one case of zero_extend of a vec_select.
23201 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
23203 Accept any immediate for hbr.
23204 * config/spu/spu.md (hbr): Change s constraints to i.
23206 2007-02-21 Paul Brook <paul@codesourcery.com>
23208 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
23209 condexec_count when skipping USE and CLOBBER.
23211 2007-02-21 Nick Clifton <nickc@redhat.com>
23213 * common.opt (Warray-bounds): Add Warning attribute.
23214 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
23216 (fsized-zeroes): Add Optimization attribute.
23217 (fsplit-wide-types, ftree-scev-cprop): Likewise.
23218 * c.opt (Wc++0x-compat): Add Warning attribute.
23220 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
23222 PR middle-end/30761
23223 * reload1.c (eliminate_regs_in_insn): In the single_set special
23224 case, attempt to re-recognize the insn before falling back to
23225 having reload fix it up.
23227 2007-02-20 Eric Christopher <echristo@gmail.com>
23229 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
23230 Rewrite accordingly.
23231 (frv_read_iacc_argument): Ditto.
23232 (frv_expand_set_builtin): Take a call instead of arglist, update for
23234 (frv_expand_unop_builtin): Ditto.
23235 (frv_expand_binop_builtin): Ditto.
23236 (frv_expand_cut_builtin): Ditto.
23237 (frv_expand_binopimm_builtin): Ditto.
23238 (frv_expand_voidbinop_builtin): Ditto.
23239 (frv_expand_int_void2arg): Ditto.
23240 (frv_expand_prefetches): Ditto.
23241 (frv_expand_voidtriop_builtin): Ditto.
23242 (frv_expand_voidaccop_builtin): Ditto.
23243 (frv_expand_load_builtin): Ditto.
23244 (frv_expand_store_builtin): Ditto.
23245 (frv_expand_mdpackh_builtin): Ditto.
23246 (frv_expand_mclracc_builtin): Ditto.
23247 (frv_expand_mrdacc_builtin): Ditto.
23248 (frv_expand_mwtacc_builtin): Ditto.
23249 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
23252 2007-02-20 Janis Johnson <janis187@us.ibm.com>
23254 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
23255 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
23257 (HAVE_GAS_DFP): Check for assembler support of decimal floating
23258 point instructions.
23259 * configure: Regenerate.
23260 * config.in: Regenerate.
23261 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
23262 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
23263 masks to power6 and power6x and to POWERPC_MASKS.
23264 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
23266 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
23267 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
23268 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
23269 Access PROTOTYPE as variable, not mask.
23271 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
23273 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
23274 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
23275 * combine.c (adjust_for_new_dest): Use it.
23276 * postreload.c (reload_combine): Likewise.
23278 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
23280 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
23281 notes on an insn with multiple sets, even if single_set returns
23282 non-NULL for that insn.
23284 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23286 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
23287 scalbn and scalbln.
23289 2007-02-20 Geoffrey Keating <geoffk@apple.com>
23291 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
23292 if user didn't pass it.
23293 * config/i386/darwin.h (CC1_SPEC): Likewise.
23294 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
23295 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
23296 -mmacosx-version-min.
23298 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23299 Uros Bizjak <ubizjak@gmail.com>
23301 * optabs.h (enum optab_index): Add new OTI_scalb.
23302 (scalb_optab): Define corresponding macro.
23303 * optabs.c (init_optabs): Initialize scalb_optab.
23304 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
23306 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
23307 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
23308 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
23309 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
23310 flag_unsafe_math_optimizations is set.
23312 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
23313 to implement scalbf, scalb and scalbl built-ins as inline x87
23316 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23317 DJ Delorie <dj@redhat.com>
23320 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
23321 (diagnostic_report_diagnostic): ... here, and turn them into real
23322 errors. If warnings are inhibited, no need to do anything.
23324 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
23326 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
23327 better code generation.
23329 2007-02-20 Ben Elliston <bje@au.ibm.com>
23331 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
23333 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
23335 * config/alpha/alpha.c, config/alpha/alpha.md,
23336 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
23337 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
23338 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
23339 config/arm/lib1funcs.asm: Follow spelling conventions.
23341 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
23342 config/fr30/fr30.md, config/i386/i386.h,
23343 config/iq2000/iq2000.h, config/iq2000/predicates.md,
23344 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
23345 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
23346 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
23347 config/rs6000/altivec.md, config/rs6000/rs6000.c,
23348 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
23349 config/sparc/sparc.c, config/sparc/sparc.h,
23350 config/sparc/sparc.md, config/spu/constraints.md,
23351 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
23354 2007-02-20 Alan Modra <amodra@bigpond.net.au>
23357 * varasm.c (use_blocks_for_decl_p): Return false for decls with
23360 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
23362 * doc/invoke.texi (-ftree-lrs): Remove.
23364 2007-02-19 Diego Novillo <dnovillo@redhat.com>
23366 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
23369 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
23371 * config/ia64/ia64.c (ia64_expand_builtin): Use the
23372 new CALL_EXPR_FN macro for retrieving the function
23373 declaration of the input expression.
23375 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23377 * c.opt (Waddress): New.
23378 * common.opt (Walways-true): Delete.
23379 (Wstring-literal-comparison): Delete.
23380 * doc/invoke.texi (Warning Options): Delete -Walways-true and
23381 -Wstring-literal-comparison. Add -Waddress.
23383 (Walways-true): Delete.
23384 (Wstring-literal-comparison): Delete.
23385 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
23386 consistently instead of -Walways-true in example.
23387 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
23388 * c-typeck.c (parser_build_binary_op): Replace
23389 -Wstring-literal-comparison and -Walways-true with -Waddress.
23390 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
23393 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
23395 * tree-cfg.c (dump_function_to_file): Be prepared for functions
23396 without DECL_STRUCT_FUNCTION initialized.
23398 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
23400 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
23401 due to calls to functions taking pointers as parameters.
23403 2007-02-19 Richard Henderson <rth@redhat.com>
23406 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
23409 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
23411 * config/s390/s390.c (s390_call_saved_register_used,
23412 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
23413 accessed to the new scheme.
23415 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
23417 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
23418 (cris_print_index, cris_print_operand, cris_print_operand_address)
23419 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
23420 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
23421 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
23422 GET_CODE () == xxx.
23423 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
23424 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
23425 GO_IF_LEGITIMATE_ADDRESS): Ditto.
23426 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
23427 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
23428 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
23429 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
23430 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
23431 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
23432 (uminsi3, call, call_value): Ditto.
23433 (define_split: indir_to_reg_split, unnamed): Ditto.
23435 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
23437 PR tree-optimization/30975
23438 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
23441 2007-02-18 Eric Christopher <echristo@gmail.com>
23443 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
23444 Remove use of arglist.
23445 (mips_expand_builtin): Remove use of arglist, pass in expr.
23446 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
23447 (mips_expand_builtin_movtf): Ditto.
23448 (mips_expand_builtin_compare): Ditto.
23450 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
23452 * tree-sra.c (sra_build_assignment): Replace assertion
23453 checking with a comment explaining why it can't be done.
23455 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
23457 PR middle-end/30833
23458 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
23459 during CALL_EXPR representation conversion.
23460 * tree-ssa-propagate.c (set_rhs): Likewise.
23462 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
23464 * tree-sra.c (sra_build_assignment): Disable assertion checking
23467 2007-02-18 Roger Sayle <roger@eyesopen.com>
23469 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
23470 instead of calling build2 with a GIMPLE_MODIFY_STMT.
23471 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
23473 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
23474 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
23475 gimplify_init_ctor_eval_range, gimple_push_cleanup,
23476 gimplify_omp_for, gimplify_omp_atomic_pipeline,
23477 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
23478 force_gimple_operand): Likewise.
23479 * ipa-cp.c (constant_val_insert): Likewise.
23480 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
23481 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
23482 perfect_nestify): Likewise.
23483 * langhooks.c (lhd_omp_assignment): Likewise.
23484 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
23485 lower_copyprivate_clauses, lower_send_clauses,
23486 lower_send_shared_vars, expand_parallel_call,
23487 expand_omp_for_generic, expand_omp_for_static_nochunk,
23488 expand_omp_for_static_chunk, expand_omp_sections,
23489 lower_omp_single_copy, lower_omp_for_lastprivate,
23490 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
23491 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
23492 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
23495 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
23497 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
23498 config/sh/sh.md: Follow spelling conventions.
23500 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
23501 config/frv/predicates.md: Follow spelling conventions.
23503 * config/m68k/linux-unwind.h: Fix a comment typo.
23504 * target.h: Follow spelling conventions.
23506 2007-02-18 Roger Sayle <roger@eyesopen.com>
23508 PR rtl-optimization/28173
23509 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
23510 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
23511 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
23512 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
23513 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
23515 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23517 * builtins.c (fold_builtin_load_exponent): New.
23518 (fold_builtin_2): Use it.
23520 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
23522 PR rtl-optimization/30773
23523 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
23524 if we fail to attach a REG_EQUIV note.
23526 2007-02-18 David Edelsohn <edelsohn@gnu.org>
23527 Roger Sayle <roger@eyesopen.com>
23529 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
23531 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
23533 * calls.c (initialize_argument_information): Pass original EXP
23534 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
23535 code to split complex arguments here, as part of initializing the
23537 (expand_call): Remove code that builds a list of arguments and
23538 inserts implicit arguments into it. Instead, just count how many
23539 implicit arguments there will be so we can determine the size of
23540 the ARGS array, and let initialize_argument_information do the work.
23541 (split_complex_values): Delete unused function.
23543 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
23545 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
23547 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
23549 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
23550 for arg pointer based indexed addressing.
23552 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
23554 * config/ia64/ia64.h, config/ia64/ia64.md,
23555 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
23556 spelling conventions.
23558 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
23560 * config/m68k/m68k.c (split_di): New.
23561 * config/m68k/m68k-protos.h: Declare split_di.
23562 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
23563 Improve predicate handling and split constant shifts.
23565 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
23567 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
23568 parameter for register bitfield operations, general predicates
23571 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
23573 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
23574 * config/m68k/linux-unwind.h: New file.
23576 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
23578 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
23579 config/i386/athlon.md, config/ia64/ia64.md,
23580 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
23581 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
23582 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
23583 tree-ssa-loop-niter.c, tree-vect-analyze.c,
23584 tree-vect-transform.c: Fix comment typos.
23586 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
23588 * sched-deps.c (find_insn_list): Remove.
23589 * sched-int.h: Remove the prototype for find_insn_list.
23591 2007-02-16 Geoffrey Keating <geoffk@apple.com>
23593 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
23595 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
23596 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
23597 darwin_rs6000_override_options.
23598 (C_COMMON_OVERRIDE_OPTIONS): Expect
23599 darwin_macosx_version_min to be non-NULL always.
23600 (TARGET_C99_FUNCTIONS): Likewise.
23601 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
23602 (DARWIN_MINVERSION_SPEC): New.
23603 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
23604 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
23606 (DARWIN_MINVERSION_SPEC): New.
23607 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
23609 * config/darwin-c.c (darwin_cpp_builtins): Expect
23610 darwin_macosx_version_min to be non-NULL always.
23612 * config/rs6000/rs6000.c: Clean up trailing whitespace.
23614 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
23616 * config/i386/i386.h (x86_use_xchgb): New.
23617 (TARGET_USE_XCHGB): New macro.
23618 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
23619 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
23620 Split after reload into bswaphi for shifts of 8.
23621 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
23622 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
23623 or when optimizing for size.
23625 2007-02-16 Richard Guenther <rguenther@suse.de>
23626 Christian Bruel <christian.bruel@st.com>
23628 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
23629 DECLs but prefer SSA_NAMEs over DECLs.
23631 2007-02-16 Richard Guenther <rguenther@suse.de>
23633 * tree-flow-inline.h (single_imm_use_p): Remove.
23634 (zero_imm_uses_p): Likewise.
23635 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
23636 instead of single_imm_use_p.
23637 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
23640 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23643 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
23644 nested double- and backquotes.
23646 2007-02-15 Roger Sayle <roger@eyesopen.com>
23648 PR middle-end/30391
23649 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
23650 should be unreachable.
23651 (build2_stat): Allow construction of MODIFY_EXPR at any time.
23652 For the time being redirect GIMPLE_MODIFY_STMT to the new
23653 (renamed) build_gimple_modify_stmt_stat.
23654 (build2_gimple_stat): Rename to...
23655 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
23656 Always build a GIMPLE_MODIFY_STMT node.
23657 * tree.h (build2_gimple, build2_gimple_stat): Delete.
23658 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
23661 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
23662 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
23663 * tree-complex.c (set_component_ssa_name, expand_complex_move,
23664 expand_complex_div_wide): Likewise.
23665 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
23666 * tree-ssa-loop-im.c (schedule_sm): Likewise.
23667 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
23668 * tree-ssa-loop-manip.c (create_iv): Likewise.
23669 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
23670 abs_replacement): Likewise.
23671 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
23672 realify_fake_stores): Likewise.
23674 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
23675 node rather than a GIMPLE_MODIFY_STMT node.
23676 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
23677 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
23679 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
23680 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
23681 GIMPLE_MODIFY_STMT.
23683 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
23685 PR middle-end/30433
23686 * fold-const.c (fold_comparison): Add back the
23687 folding of constant complex comparisions.
23689 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
23691 PR middle-end/30729
23692 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
23693 effects unknown to this function, return early.
23695 2007-02-15 Ian Lance Taylor <iant@google.com>
23697 * lower-subreg.c (move_eh_region_note): New static function.
23698 (resolve_simple_move): Call it.
23699 (decompose_multiword_subregs): Track blocks for which we resolve a
23700 simple move which is also a control flow insn. Pass them to
23701 find_many_sub_basic_blocks.
23702 (pass_lower_subreg): Add TODO_verify_flow.
23703 (pass_lower_subreg2): Likewise.
23705 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23706 Brooks Moses <brooks.moses@codesourcery.com>
23707 Lee Millward <lee.millward@codesourcery.com>
23709 * tree.h (enum tree_code_class): Add tcc_vl_exp.
23710 (VL_EXP_CLASS_P): New.
23711 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
23713 (TREE_OPERAND_CHECK_CODE): Likewise.
23714 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
23715 (TREE_RTL_OPERAND_CHECK): Likewise.
23716 (tree_operand_check_failed): Make second parameter the whole tree
23717 instead of its code. Fixed callers.
23718 (VL_EXP_CHECK): New.
23719 (TREE_OPERAND_LENGTH): New.
23720 (VL_EXP_OPERAND_LENGTH): New.
23721 (CALL_EXPR_FN): New.
23722 (CALL_EXPR_STATIC_CHAIN): New.
23723 (CALL_EXPR_ARGS): New.
23724 (CALL_EXPR_ARG): New.
23725 (call_expr_nargs): New.
23726 (CALL_EXPR_ARGP): New.
23727 (build_nt_call_list): Declare.
23728 (build_vl_exp_stat): Declare.
23729 (build_vl_exp): New.
23730 (build_call_list): Declare.
23731 (build_call_nary): Declare.
23732 (build_call_valist): Declare.
23733 (build_call_array): Declare.
23734 (call_expr_arg): Declare.
23735 (call_expr_argp): Declare.
23736 (call_expr_arglist): Declare.
23737 (fold_build_call_list): Declare.
23738 (fold_build_call_list_initializer): Declare.
23739 (fold_call_expr): Declare to replace fold_builtin.
23740 (fold_builtin_fputs): Update to agree with modified definition.
23741 (fold_builtin_strcpy): Likewise.
23742 (fold_builtin_strncpy): Likewise.
23743 (fold_builtin_memory_chk): Likewise.
23744 (fold_builtin_stxcpy_chk): Likewise.
23745 (fold_builtin_strncpy_chk): Likewise.
23746 (fold_builtin_next_arg): Likewise.
23747 (fold_build_call_expr): Declare.
23748 (fold_builtin_call_list): Declare.
23749 (fold_builtin_call_valist): Declare.
23750 (build_call_expr): Declare.
23751 (validate_arglist): Update to agree with modified definition.
23752 (tree_operand_length): New.
23753 (call_expr_arg_iterator): New.
23754 (init_call_expr_arg_iterator): New.
23755 (next_call_expr_arg): New.
23756 (first_call_expr_arg): New.
23757 (more_call_expr_args_p): New.
23758 (FOR_EACH_CALL_EXPR_ARG): New.
23760 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
23761 and tcc_gimple_stmt.
23762 (tree_code_size): Update documentation. Use sizeof (tree) rather
23763 than sizeof (char *).
23764 (tree_size): Likewise. Add case for tcc_vl_exp.
23765 (tree_node_structure): Add case for tcc_vl_exp.
23766 (contains_placeholder_p): Likewise.
23767 (substitute_in_expr): Likewise.
23768 (substitute_placeholder_in_expr): Likewise.
23769 (stabilize_reference_1): Likewise.
23770 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
23771 to diagnose breakage of this interface for constructing CALL_EXPRs.
23772 (build_nt): Add similar assertion here.
23773 (build_nt_call_list): New.
23774 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
23775 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
23777 (get_callee_fndecl): Use new CALL_EXPR accessors.
23778 (tree_operand_check_failed): Change parameters to pass entire node
23779 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
23780 (process_call_operands): New.
23781 (build_vl_exp_stat): New.
23782 (build_call_list): New.
23783 (build_call_nary): New.
23784 (build_call_valist): New.
23785 (build_call_array): New.
23786 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23787 (call_expr_arglist): New.
23789 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
23790 tcc_vl_exp instead of a fixed-size tcc_expression.
23792 * doc/c-tree.texi (CALL_EXPR): Document new representation and
23793 accessors for CALL_EXPRs.
23794 (AGGR_INIT_EXPR): Likewise.
23796 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23797 Brooks Moses <brooks.moses@codesourcery.com>
23798 Lee Millward <lee.millward@codesourcery.com>
23800 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
23801 (expand_builtin_nonlocal_goto): Change parameter to be entire
23802 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
23803 (expand_builtin_prefetch): Likewise.
23804 (expand_builtin_classify_type): Likewise.
23805 (mathfn_built_in): Return NULL_TREE instead of 0.
23806 (expand_errno_check): Use new CALL_EXPR accessors.
23807 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
23808 Return NULL_RTX instead of 0.
23809 (expand_builtin_mathfn_2): Likewise.
23810 (expand_builtin_mathfn_3): Likewise.
23811 (expand_builtin_interclass_mathfn): Likewise.
23812 (expand_builtin_sincos): Likewise.
23813 (expand_builtin_cexpi): Likewise.
23814 (expand_builtin_int_roundingfn): Likewise.
23815 (expand_builtin_int_roundingfn_2): Likewise.
23816 (expand_builtin_pow): Likewise.
23817 (expand_builtin_powi): Likewise.
23818 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
23819 of arglist, fixing callers appropriately. Use new CALL_EXPR
23820 accessors and constructors. Return NULL_RTX instead of 0.
23821 (expand_builtin_strstr): Likewise.
23822 (expand_builtin_strchr): Likewise.
23823 (expand_builtin_strrchr): Likewise.
23824 (expand_builtin_strpbrk): Likewise.
23825 (expand_builtin_memcpy): Likewise.
23826 (expand_builtin_mempcpy): Likewise.
23827 (expand_builtin_mempcpy_args): New.
23828 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
23829 (expand_builtin_memmove_args): New.
23830 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
23831 (expand_movstr): Likewise.
23832 (expand_builtin_strcpy): Likewise.
23833 (expand_builtin_strcpy_args): New.
23834 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
23835 (expand_builtin_strncpy): Likewise.
23836 (expand_builtin_memset): Likewise.
23837 (expand_builtin_memset_args): New.
23838 (expand_builtin_bzero): Similarly to expand_builtin_memset.
23839 (expand_builtin_memcmp): Likewise.
23840 (expand_builtin_strcmp): Likewise.
23841 (expand_builtin_strncmp): Likewise.
23842 (expand_builtin_strcat): Likewise.
23843 (expand_builtin_strncat): Likewise.
23844 (expand_builtin_strspn): Likewise.
23845 (expand_builtin_strcspn): Likewise.
23846 (expand_builtin_args_info): Likewise.
23847 (expand_builtin_va_start): Likewise.
23848 (gimplify_va_arg_expr): Likewise.
23849 (expand_builtin_va_end): Likewise.
23850 (expand_builtin_va_copy): Likewise.
23851 (expand_builtin_frame_address): Likewise.
23852 (expand_builtin_alloca): Likewise.
23853 (expand_builtin_bswap): Likewise.
23854 (expand_builtin_unop): Likewise.
23855 (expand_builtin_fputs): Likewise.
23856 (expand_builtin_expect): Likewise.
23857 (expand_builtin_fabs): Likewise.
23858 (expand_builtin_copysign): Likewise.
23859 (expand_builtin_printf): Likewise.
23860 (expand_builtin_fprintf): Likewise.
23861 (expand_builtin_sprintf): Likewise.
23862 (expand_builtin_init_trampoline): Likewise.
23863 (expand_builtin_signbit): Likewise.
23864 (expand_builtin_fork_or_exec): Likewise.
23865 (expand_builtin_sync_operation): Likewise.
23866 (expand_builtin_compare_and_swap): Likewise.
23867 (expand_builtin_lock_test_and_set): Likewise.
23868 (expand_builtin_lock_release): Likewise.
23869 (expand_builtin): Likewise.
23870 (builtin_mathfn_code): Likewise.
23872 (fold_builtin_constant_p): Pass call arguments individually instead
23873 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
23874 accessors and constructors. Return NULL_TREE instead of 0.
23875 (fold_builtin_expect): Likewise.
23876 (fold_builtin_classify_type): Likewise.
23877 (fold_builtin_strlen): Likewise.
23878 (fold_builtin_nan): Likewise.
23879 (integer_valued_real_p): Likewise.
23880 (fold_trunc_transparent_mathfn): Likewise.
23881 (fold_fixed_mathfn): Likewise.
23882 (fold_builtin_cabs): Likewise.
23883 (fold_builtin_sqrt): Likewise.
23884 (fold_builtin_cbrt): Likewise.
23885 (fold_builtin_cos): Likewise.
23886 (fold_builtin_cosh): Likewise.
23887 (fold_builtin_tan): Likewise.
23888 (fold_builtin_sincos): Likewise.
23889 (fold_builtin_cexp): Likewise.
23890 (fold_builtin_trunc): Likewise.
23891 (fold_builtin_floor): Likewise.
23892 (fold_builtin_ceil): Likewise.
23893 (fold_builtin_round): Likewise.
23894 (fold_builtin_int_roundingfn): Likewise.
23895 (fold_builtin_bitop): Likewise.
23896 (fold_builtin_bswap): Likewise.
23897 (fold_builtin_logarithm): Likewise.
23898 (fold_builtin_hypot): Likewise.
23899 (fold_builtin_pow): Likewise.
23900 (fold_builtin_powi): Likewise.
23901 (fold_builtin_exponent): Likewise.
23902 (fold_builtin_memset): Likewise.
23903 (fold_builtin_bzero): Likewise.
23904 (fold_builtin_memory_op): Likewise.
23905 (fold_builtin_bcopy): Deleted; call site changed to invoke
23906 fold_builtin_memory_op directly.
23907 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
23908 (fold_builtin_strncpy): Likewise.
23909 (fold_builtin_memcmp): Likewise.
23910 (fold_builtin_strcmp): Likewise.
23911 (fold_builtin_strncmp): Likewise.
23912 (fold_builtin_signbit): Likewise.
23913 (fold_builtin_copysign): Likewise.
23914 (fold_builtin_isascii): Likewise.
23915 (fold_builtin_toascii): Likewise.
23916 (fold_builtin_isdigit): Likewise.
23917 (fold_builtin_fabs): Likewise.
23918 (fold_builtin_abs): Likewise.
23919 (fold_builtin_fmin_fmax): Likewise.
23920 (fold_builtin_carg): Likewise.
23921 (fold_builtin_classify): Likewise.
23922 (fold_builtin_unordered_cmp): Likewise.
23924 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
23925 New functions split out from fold_builtin_1.
23926 (fold_builtin_n): New.
23927 (fold_builtin_varargs): New.
23928 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
23930 (fold_call_expr): New.
23931 (build_function_call_expr): Rewrite to use new helper function.
23932 (fold_builtin_call_list): New.
23933 (build_call_expr): New.
23934 (fold_builtin_call_valist): New.
23935 (rewrite_call_expr): New.
23936 (validate_arg): New.
23937 (validate_arglist): Change parameter to be entire CALL_EXPR instead
23938 of an arglist. Change return type to bool. Use new CALL_EXPR
23941 (fold_builtin_strstr): Pass call arguments individually instead
23942 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
23943 accessors and constructors. Return NULL_TREE instead of 0.
23944 (fold_builtin_strchr): Likewise.
23945 (fold_builtin_strrchr): Likewise.
23946 (fold_builtin_strpbrk): Likewise.
23947 (fold_builtin_strcat): Likewise.
23948 (fold_builtin_strncat): Likewise.
23949 (fold_builtin_strspn): Likewise.
23950 (fold_builtin_strcspn): Likewise.
23951 (fold_builtin_fputs): Likewise.
23952 (fold_builtin_next_arg): Likewise.
23953 (fold_builtin_sprintf): Likewise.
23955 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
23956 NULL_RTX instead of 0.
23957 (expand_builtin_memory_chk): Likewise.
23958 (maybe_emit_chk_warning): Likewise.
23959 (maybe_emit_sprintf_chk_warning): Likewise.
23961 (fold_builtin_object_size): Pass call arguments individually instead
23962 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
23963 accessors and constructors. Return NULL_TREE instead of 0.
23964 (fold_builtin_memory_chk): Likewise.
23965 (fold_builtin_stxcpy_chk): Likewise.
23966 (fold_builtin_strncpy_chk): Likewise.
23967 (fold_builtin_strcat_chk): Likewise.
23968 (fold_builtin_strcat_chk): Likewise.
23969 (fold_builtin_strncat_chk): Likewise.
23970 (fold_builtin_sprintf_chk): Likewise.
23971 (fold_builtin_snprintf_chk): Likewise.
23972 (fold_builtin_printf): Likewise.
23973 (fold_builtin_vprintf): Likewise.
23975 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
23977 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
23978 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23979 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
23980 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
23981 (fold_unary): Likewise.
23982 (fold_binary): Likewise.
23983 (fold_ternary): Remove CALL_EXPR case, since they are no longer
23984 ternary expressions.
23985 (fold): Add logic for tcc_vl_exp.
23986 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
23987 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23988 (fold_build3_stat): Add assertion to flag broken interface for
23989 constructing CALL_EXPRs.
23990 (fold_build_call_list): New.
23991 (fold_build_call_list_initializer): New.
23992 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
23994 (fold_strip_sign_ops): Likewise.
23996 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23997 Brooks Moses <brooks.moses@codesourcery.com>
23998 Lee Millward <lee.millward@codesourcery.com>
24000 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
24001 accessors and dump arguments explicitly.
24003 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
24005 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
24007 (print_call_name): Use new CALL_EXPR accessors.
24009 * print-tree.c (print_node): Add case tcc_vl_exp. Print
24010 CALL_EXPR arguments explicitly instead of as a list. Use
24011 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
24013 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
24014 (vrp_visit_stmt): Likewise.
24016 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
24017 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
24019 (force_move_till_expr): Likewise.
24021 * targhooks.c (default_external_stack_protect_fail): Use
24022 build_call_expr instead of build_function_call_expr.
24023 (default_hidden_stack_protect_fail): Likewise.
24025 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
24028 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
24029 and walk arguments explicitly.
24031 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
24032 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
24033 (expand_simple_operations): Likewise.
24034 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
24036 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
24037 of TREE_CODE_LENGTH.
24038 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
24040 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
24041 instead of TREE_CODE_LENGTH.
24043 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
24044 (tree_ic_transform): Likewise.
24045 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
24046 parameter instead of arglist. Fix callers.
24047 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
24048 (tree_stringops_transform): Likewise.
24049 (tree_indirect_call_to_profile): Likewise.
24050 (tree_stringops_values_to_profile): Likewise.
24052 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
24053 (eliminate_tail_call): Likewise.
24055 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
24057 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
24058 Use TREE_OPERAND_LENGTH and generalize to handle any number of
24060 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
24062 * omp-low.c (build_omp_barrier): Use build_call_expr.
24063 (lower_rec_input_clauses): Likewise.
24064 (lower_reduction_clauses): Likewise.
24065 (expand_parallel_call): Likewise.
24066 (maybe_catch_exception): Likewise.
24067 (expand_omp_for_generic): Likewise.
24068 (expand_omp_for_static_nochunk): Likewise.
24069 (expand_omp_sections): Likewise.
24070 (lower_omp_single_simple): Likewise.
24071 (lower_omp_single_copy): Likewise.
24072 (lower_omp_master): Likewise.
24073 (lower_omp_ordered): Likewise.
24074 (lower_omp_critical): Likewise.
24076 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
24077 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
24079 * tree-gimple.c (is_gimple_call_addr): Fix doc.
24080 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
24081 TREE_CODE_LENGTH. Add tcc_vl_exp case.
24083 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
24084 and generalize to handle any number of operands.
24085 (chrec_contains_undetermined): Likewise.
24086 (tree_contains_chrecs): Likewise.
24087 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
24089 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
24091 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
24092 fold_call_expr instead of fold_builtin.
24093 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
24094 match declarations there.
24095 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
24098 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
24099 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
24101 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
24102 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
24104 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
24107 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
24108 (execute_cse_sincos): Use new CALL_EXPR accessors.
24110 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
24112 * gimple-low.c (lower_function_body): Use build_call_expr.
24113 (lower_builtin_setjmp): Likewise.
24115 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
24116 (set_storage_via_libcall): Likewise.
24117 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
24118 instead of TREE_CODE_LENGTH.
24119 (expand_expr_real_1): Use new CALL_EXPR accessors.
24121 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
24122 generalize to handle any number of operands.
24123 (TB_parent_eq): Likewise.
24125 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
24126 (strip_builtin_expect): Likewise.
24128 * function.c (gimplify_parameters): Use build_call_expr.
24130 * tree-vectorizer.c (vect_is_simple_reduction): Use
24131 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
24133 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
24134 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
24136 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
24139 * gimplify.c (build_stack_save_restore): Use build_call_expr.
24140 (gimplify_decl_expr): Likewise.
24141 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
24142 Use new CALL_EXPR iterators.
24143 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
24144 (gimplify_modify_expr_to_memset): Likewise.
24145 (gimplify_variable_sized_compare): Likewise.
24146 (gimplify_omp_atomic_fetch_op): Likewise.
24147 (gimplify_omp_atomic_pipeline): Likewise.
24148 (gimplify_omp_atomic_mutex): Likewise.
24149 (gimplify_function_tree): Likewise.
24151 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
24152 (call_expr_flags): Likewise.
24153 (expand_call): Likewise.
24155 * except.c (expand_builtin_eh_return_data_regno): Pass entire
24156 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
24159 * coverage.c (create_coverage): Use build_call_expr.
24161 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
24162 (temp_call_expr_obstack): New.
24163 (pool_copy_list): Delete.
24164 (temp_copy_call_expr): New.
24165 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
24166 CALL_EXPR accessors. Get rid of special goo for copying argument
24167 lists and use temp_copy_call_expr instead.
24168 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
24169 CALL_EXPR accessors.
24170 (create_expression_by_pieces): Likewise. Use build_call_array
24171 to construct the result instead of fold_build3.
24172 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
24173 dealing with argument lists.
24174 (init_pre): Remove references to expression_node_pool and
24175 list_node_pool. Init temp_call_expr_obstack instead.
24176 (fini_pre): Remove references to expression_node_pool and
24179 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
24180 and walk arguments explicitly instead of as a list.
24182 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
24183 (mx_register_decls): Likewise.
24184 (mudflap_register_call): Likewise.
24185 (mudflap_finish_file): Likewise.
24187 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
24188 (ipa_callsite_compute_param): Likewise.
24190 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
24191 accessors and constructor.
24193 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
24194 accessors and constructor.
24195 (convert_tramp_reference): Likewise.
24196 (convert_call_expr): Likewise.
24197 (finalize_nesting_tree_1): Likewise.
24199 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
24202 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
24204 * tree-inline.c (initialize_inlined_parameters): Pass entire
24205 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
24207 (estimate_num_insns_1): Use new CALL_EXPR accessors.
24208 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
24210 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
24211 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
24212 (vectorizable_reduction): Likewise.
24213 (vectorizable_call): Use new CALL_EXPR iterators.
24214 (vectorizable_conversion): Use build_call_expr.
24215 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
24216 (vect_gen_widened_results_half): Use build_call_expr.
24217 (vect_setup_realignment): Likewise.
24218 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
24220 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
24221 (pass_through_call): Likewise.
24222 (compute_object_sizes): Likewise. Use fold_call_expr instead of
24225 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
24226 (tree_gen_pow2_profiler): Likewise.
24227 (tree_gen_one_value_profiler): Likewise.
24228 (tree_gen_ic_func_profiler): Likewise.
24229 (tree_gen_average_profiler): Likewise.
24230 (tree_gen_ior_profiler): Likewise.
24232 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
24233 (find_func_aliases): Use new CALL_EXPR accessors. Add case
24234 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
24236 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
24237 of TREE_CODE_LENGTH.
24239 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
24240 of TREE_CODE_LENGTH.
24242 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
24244 (convert_to_integer): Likewise.
24246 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
24249 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
24250 Brooks Moses <brooks.moses@codesourcery.com>
24251 Lee Millward <lee.millward@codesourcery.com>
24253 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
24255 * config/frv/frv.c (frv_expand_builtin): Likewise.
24256 * config/s390/s390.c (s390_expand_builtin): Likewise.
24258 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
24259 (sparc_expand_builtin): Use new CALL_EXPR accessors.
24261 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
24262 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
24263 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
24264 (ix86_expand_store_builtin): Likewise.
24265 (ix86_expand_unop_builtin): Likewise.
24266 (ix86_expand_unop1_builtin): Likewise.
24267 (ix86_expand_sse_compare): Likewise.
24268 (ix86_expand_sse_comi): Likewise.
24269 (ix86_expand_vec_init_builtin): Likewise.
24270 (ix86_expand_vec_ext_builtin): Likewise.
24271 (ix86_expand_vec_set_builtin): Likewise.
24272 (ix86_expand_builtin): Use new CALL_EXPR accessors.
24274 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
24275 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
24277 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
24278 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
24279 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
24281 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
24283 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
24284 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
24285 arglist. Use new CALL_EXPR accessors. Fix callers.
24286 (altivec_expand_abs_builtin): Likewise.
24287 (rs6000_expand_binop_builtin): Likewise.
24288 (altivec_expand_predicate_builtin): Likewise.
24289 (altivec_expand_lv_builtin): Likewise.
24290 (spe_expand_stv_builtin): Likewise.
24291 (altivec_expand_stv_builtin): Likewise.
24292 (rs6000_expand_ternop_builtin): Likewise.
24293 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
24294 (altivec_expand_st_builtin): Likewise.
24295 (altivec_expand_dst_builtin): Likewise.
24296 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
24297 arglist. Use new CALL_EXPR accessors. Fix callers.
24298 (altivec_expand_vec_set_builtin): Likewise.
24299 (altivec_expand_vec_ext_builtin): Likewise.
24300 (altivec_expand_builtin): Use new CALL_EXPR accessors.
24301 (spe_expand_builtin): Likewise.
24302 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
24303 arglist. Use new CALL_EXPR accessors. Fix callers.
24304 (spe_expand_evsel_builtin): Likewise.
24305 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
24306 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
24308 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
24309 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
24310 (arm_expand_unop_builtin): Likewise.
24311 (arm_expand_builtin): Use new CALL_EXPR accessors.
24313 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
24316 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
24317 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
24319 (bfin_expand_unop_builtin): Likewise.
24320 (bfin_expand_builtin): Use new CALL_EXPR accessors.
24322 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
24323 Brooks Moses <brooks.moses@codesourcery.com>
24324 Lee Millward <lee.millward@codesourcery.com>
24326 * c-semantics.c (build_stmt): Add internal diagnostic check.
24328 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
24329 accessors. Print arguments explicitly instead of as a list.
24331 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
24333 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
24334 (c_finish_omp_flish): Likewise.
24336 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
24337 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
24338 instead of TREE_CODE_LENGTH.
24339 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
24340 (c_warn_unused_result): Likewise.
24342 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24345 * doc/invoke.texi (Warning Options): Remove
24346 -Werror-implicit-function-declaration.
24347 (Wimplicit-function-declaration): Update description.
24348 * opts.c (common_handle_option): Move handling of -Werror=* to...
24349 (enable_warning_as_error): ...here.
24350 * opts.h (enable_warning_as_error): Declare.
24351 * c-decl.c (implicit_decl_warning): Unless
24352 -Wno-implicit-function-declaration is given, emit a pedwarn if
24353 -std=c99 or emit a warning if -Wimplicit-function-declaration.
24354 * c.opt (Wimplicit-function-declaration): Replace
24355 mesg_implicit_function_declaration with
24356 warn_implicit_function_declaration.
24357 * c-opts.c (c_common_handle_option):
24358 -Werror-implicit-function-declaration is exactly equal as
24359 -Werror=implicit-function-declaration.
24360 (set_Wimplicit): Replace mesg_implicit_function_declaration with
24361 warn_implicit_function_declaration.
24362 (c_common_post_options): -Wimplict-function-declaration is enabled
24363 by default by -std=c99, otherwise is disabled by default.
24364 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
24366 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
24368 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
24369 DECL on the rhs to a DECL on the lhs for debug info purposes if the
24370 former is ignored but not the latter.
24372 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
24374 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
24375 is made and the reference doesn't use the alias set of its type,
24376 do not create the temporary using that type.
24378 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
24380 * jump.c: Remove prototypes for delete_computation and
24381 delete_prior_computation.
24383 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
24385 * jump.c (get_label_after): Delete.
24386 (get_label_before, delete_computation, delete_jump,
24387 delete_prior_computation, follow_jumps): Move...
24388 * reorg.c (delete_computation, delete_prior_computation): ... here...
24389 (get_label_before, delete_jump): ... making these static ...
24390 (follow_jumps): ... and simplifying this since it only runs after
24392 * rtl.h (get_label_after, get_label_before, delete_jump,
24393 follow_jumps): Delete prototypes.
24395 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
24397 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
24399 2007-02-15 Nick Clifton <nickc@redhat.com>
24401 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
24402 order to prevent it from being munged by the target.
24404 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
24406 * config/i386/i386.md: Remove misleading comment.
24408 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
24410 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
24411 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
24414 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
24416 * tree-sra.c (instantiate_missing_elements): Canonicalize
24418 (sra_build_assignment): New.
24419 (generate_copy_inout, generate_element_copy,
24420 generate_element_zero, generate_one_element_init): Use it.
24422 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
24424 * tree-sra.c (instantiate_missing_elements): Canonicalize
24426 (sra_build_assignment): New.
24427 (generate_copy_inout, generate_element_copy,
24428 generate_element_zero, generate_one_element_init): Use it.
24430 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
24432 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
24435 2007-02-14 Joseph Myers <joseph@codesourcery.com>
24437 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
24438 types as aggregates not scalars.
24439 * function.c (assign_stack_temp_for_type): Likewise.
24441 2007-02-14 Roger Sayle <roger@eyesopen.com>
24442 Zdenek Dvorak <dvorakz@suse.cz>
24444 * tree-dump.c (dump_switch_p_1): Require exact match of the option
24447 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
24449 * passes.c (next_pass_1): Clear the next field of the copied
24452 2007-02-14 Richard Henderson <rth@redhat.com>
24454 * tree-sra.c (early_sra): New.
24455 (decl_can_be_decomposed_p): Deny va_list if early_sra.
24456 (tree_sra_early, pass_sra_early): New.
24457 * tree-pass.h (pass_sra_early): Declare.
24458 * passes.c (init_optimization_passes): Use it.
24460 2007-02-14 Richard Guenther <rguenther@suse.de>
24462 * flags.h (issue_strict_overflow_warning): Convert to a macro.
24464 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
24466 PR tree-optimization/30771
24467 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
24469 (vect_analyze_operations): Induction phis can now be marked as
24471 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
24472 Update documentation accordingly.
24474 2007-02-14 Nick Clifton <nickc@redhat.com>
24476 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
24477 most 3 arguments are supported.
24478 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
24480 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
24482 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
24483 Ensure dst->current is valid.
24485 2007-02-13 Paul Brook <paul@codesourcery.com>
24487 * config.gcc: Add arm*-*-uclinux-*eabi.
24488 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
24489 (SUBTARGET_EXTRA_LINK_SPEC): Define.
24490 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
24491 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
24492 (LINK_SPEC): Define.
24493 (LIB_SPEC): Define.
24494 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
24496 * config/arm/uclinux-eabi.h: New file.
24497 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
24498 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
24501 2007-02-13 Ian Lance Taylor <iant@google.com>
24503 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
24504 * flags.h (warn_strict_overflow): Declare.
24505 (enum warn_strict_overflow_code): Define.
24506 (issue_strict_overflow_warning): New static inline function.
24507 * opts.c (warn_strict_overflow): New variable.
24508 (common_handle_option): Handle OPT_Wstrict_overflow and
24509 OPT_Wstrict_overflow_.
24510 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
24512 * fold-const.c: Include intl.h.
24513 (fold_deferring_overflow_warnings): New static variable.
24514 (fold_deferred_overflow_warning): New static variable.
24515 (fold_deferred_overflow_code): New static variable.
24516 (fold_defer_overflow_warnings): New function.
24517 (fold_undefer_overflow_warnings): New function.
24518 (fold_undefer_and_ignore_overflow_warnings): New function.
24519 (fold_deferring_overflow_warnings_p): New function.
24520 (fold_overflow_warning): New static function.
24521 (make_range): Add strict_overflow_p parameter. Change all
24523 (extract_muldiv, extract_muldiv_1): Likewise.
24524 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
24525 tree_expr_nonnegative_p.
24526 (fold_negate_expr): Call fold_overflow_warning.
24527 (fold_range_test): Likewise.
24528 (fold_comparison): Likewise.
24529 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
24530 instead of tree_expr_nonnegative_p.
24531 (tree_expr_nonnegative_warnv_p): Rename from
24532 tree_expr_nonnegative_p, add strict_overflow_p parameter.
24533 (tree_expr_nonnegative_p): New function.
24534 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
24535 strict_overflow_p parameter.
24536 (tree_expr_nonzero_p): New function.
24537 * passes.c (verify_interpass_invariants): New static function.
24538 (execute_one_pass): Call it.
24539 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
24541 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
24542 (estimate_numbers_of_iterations): Likewise.
24543 (scev_probably_wraps_p): Likewise.
24544 * tree-ssa-ccp.c: Include "toplev.h".
24545 (evaluate_stmt): Defer fold overflow warnings until we know we are
24547 (struct fold_stmt_r_data): Add stmt field.
24548 (fold_stmt_r): Defer fold overflow warnings until we know we
24550 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
24551 (fold_stmt_inplace): Likewise.
24552 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
24553 (cleanup_control_expr_graph): Defer fold overflow warnings until
24554 we know we are going to optimize.
24555 * tree-cfg.c (fold_cond_expr_cond): Likewise.
24556 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
24558 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
24559 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
24560 * tree-ssa-loop-manip.c (create_iv): Likewise.
24561 * c-typeck.c (build_conditional_expr): Likewise.
24562 (build_binary_op): Likewise.
24563 * tree-vrp.c (vrp_expr_computes_nonzero): Call
24564 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
24565 (extract_range_from_unary_expr): Likewise.
24566 * simplify-rtx.c (simplify_const_relational_operation): Warn when
24567 assuming that signed overflow does not occur.
24568 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
24569 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
24570 (fold_defer_overflow_warnings): Declare.
24571 (fold_undefer_overflow_warnings): Declare.
24572 (fold_undefer_and_ignore_overflow_warnings): Declare.
24573 (fold_deferring_overflow_warnings_p): Declare.
24574 (tree_expr_nonzero_warnv_p): Declare.
24575 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
24576 of warning options.
24577 (Warning Options): Document -Wstrict-overflow.
24578 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
24579 (tree-ssa-ccp.o): Likewise.
24580 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
24581 (fold-const.o): Depend on intl.h.
24583 2007-02-13 Ian Lance Taylor <iant@google.com>
24585 PR middle-end/30751
24586 * lower-subreg.c (resolve_simple_move): Decompose subregs in
24589 2007-02-13 Stuart Hastings <stuart@apple.com>
24591 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
24593 2007-02-13 Richard Henderson <rth@redhat.com>
24595 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
24596 handled_component_p before looking for the indirect_ref.
24598 2007-02-13 Richard Henderson <rth@redhat.com>
24600 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
24601 remove flags clobber.
24602 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
24603 (bswaphi_lowpart): New.
24604 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
24605 remove TARGET_BSWAP test. Delete expander of the same name.
24607 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
24608 (expand_unop): Use them.
24610 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
24612 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
24613 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
24614 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
24615 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
24616 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
24617 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
24618 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
24619 assembler dialect choice from asm templates.
24621 2007-02-12 Richard Henderson <rth@redhat.com>
24623 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
24624 (fixuns_trunc<SSEMODEF>si2): Use it.
24625 * config/i386/sse.md (vec_setv4sf_0): Export.
24626 * config/i386/i386.c (ix86_build_const_vector): Export.
24627 (ix86_split_convert_uns_si_sse): Rename from
24628 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
24629 * config/i386/i386-protos.h: Update.
24631 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24634 * c-typeck.c (c_finish_return): Improve warning message.
24636 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24638 * alias.c (find_symbolic_term): Delete unused function.
24640 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
24642 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
24643 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
24644 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
24646 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
24648 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
24649 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
24650 the function, temporarily point the debug interface to the null one.
24652 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
24654 * dwarf2out.c (round_up_to_align): New static function.
24655 (field_byte_offset): Use it to round the offset.
24657 2007-02-12 Richard Henderson <rth@redhat.com>
24659 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
24660 (inswl_const): Export.
24662 2007-02-12 Richard Henderson <rth@redhat.com>
24664 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
24665 result mode of the libcall, convert back to outmode.
24667 2007-02-12 Roger Sayle <roger@eyesopen.com>
24669 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
24670 (bswapdi2): New define_expand to implement 32-bit implementation.
24672 2007-02-12 Nick Clifton <nickc@redhat.com>
24674 * doc/invoke.texi (Overall Options): Document --help=.
24675 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
24676 (cc1_options): Pass --help= on to cc1.
24677 (display_help): Add description of --help=.
24678 (process_command): Add code to handle --help=. Allow translated
24679 --help and --target-help switches to be passed on to compiler
24681 (main): Remove unused if statement.
24682 * opts.c (columns): Remove.
24683 (LEFT_COLUMN): Define.
24684 (wrap_help): Add columns argument.
24685 (print_filtered_help): Change parameters to be an include bitmask,
24686 an exclude bitmask, an any bitmask and the column width. Move the
24687 code to display the params list here. Add code to display the
24688 status of options rather than their descriptions if the quiet flag
24690 (print_specific_help): Change parameters to be an include bitmask,
24691 an exclude bitmask and an any bitmask. Move code to look up the
24692 column width here. Decide upon the title for an options listing.
24693 (common_handle_options): Add code to handle --help=. Adapt code
24694 for --help and --target-help to use the revised form of the
24695 print_specific_help function.
24696 (print_help): Delete.
24697 (print_param_help): Delete.
24698 (print_switch): Delete.
24699 * opts.h (cl_lang_count): Add prototype.
24700 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
24701 CL_MAX_OPTION_CLASS): New defines.
24702 * optc-gen.awk: Add construction of cl_lang_count.
24703 * c.opt: Add Warning attribute to warning options and Optimization
24704 attribute to optimization options.
24705 * common.opt: Likewise.
24707 Add -fhelp and -ftarget-help as aliases for the transformed --help
24708 and --target-help options.
24709 * opt-functions.awk: Add code to handle Warning and Optimization
24712 2007-02-12 Richard Henderson <rth@redhat.com>
24714 * config/alpha/constraints.md: New file.
24715 * config/alpha/alpha.c: Include tm-constrs.h.
24716 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
24717 alpha_extra_constraint): Remove.
24718 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
24719 * config/alpha/alpha-protos.h: Update.
24720 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
24721 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
24722 (EXTRA_CONSTRAINT): Remove.
24723 * config/alpha/alpha.md: Include constraints.md.
24724 (adddi splitter): Use satisfies_constraint_*.
24725 * config/alpha/predicates.md (add_operand): Likewise.
24726 (sext_add_operand, addition_operation): Likewise.
24728 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
24730 PR tree-optimization/29145
24731 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
24732 in our handling of restrict qualified pointers.
24734 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24737 * doc/invoke.texi (Wunused-value): Update description.
24738 (Wextra): Delete item.
24739 * opts.c (set_Wextra): Don't use the value of Wextra to set the
24740 value of Wunused-value.
24741 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
24742 (c_finish_stmt_expr): Don't check extra_warnings.
24743 (emit_side_effect_warnings): The caller is responsible to check
24746 2007-02-11 Roger Sayle <roger@eyesopen.com>
24747 Matt Thomas <matt@3am-software.com>
24749 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
24751 2007-02-11 Roger Sayle <roger@eyesopen.com>
24753 * simplify-rtx.c (simplify_relational_operation_1): Optimize
24754 comparisons of POPCOUNT against zero.
24755 (simplify_const_relational_operation): Likewise.
24757 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24759 * doc/invoke.texi (Wextra): Delete outdated paragraph.
24761 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24763 * dwarf2out.c (root_type): Delete unused function.
24765 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24767 * genattrtab.c (contained_in_p): Delete unused function.
24768 (write_expr_attr_cache): Likewise.
24770 2007-02-11 Jan Hubicka <jh@suse.cz>
24772 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
24775 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
24777 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
24778 to add the REG_EQ* note.
24779 * see.c (see_merge_one_use_extension): Likewise.
24780 * local-alloc.c (update_equiv_regs): Likewise. Also don't
24781 turn REG_EQUAL notes into REG_EQUIV notes if the target
24782 register may have more than one set.
24783 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
24784 * gcse.c (try_replace_reg): Likewise.
24785 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
24786 * calls.c (fixup_tail_calls): Likewise. Abort if there is
24787 more than one REG_EQUIV note.
24788 * reload1.c (gen_reload): Use set_unique_reg_note.
24790 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
24792 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
24793 (ix86_builtin_conversion): New function.
24795 2007-02-06 Mark Mitchell <mark@codesourcery.com>
24798 * tree.h (DECL_REPLACEABLE_P): New macro.
24799 * except.c (set_nothrow_function_flags): Likewise.
24801 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
24802 Ira Rosen <irar@il.ibm.com>
24803 Dorit Nuzman <dorit@il.ibm.com>
24805 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
24806 * targhooks.c (default_builtin_vectorized_conversion): New.
24807 * targhooks.h (default_builtin_vectorized_function): New declaration.
24808 * target.h (struct vectorize): Add builtin_conversion field.
24809 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
24810 stmt_vec_info_type value.
24811 (vectorizable_conversion): New declaration.
24812 * tree-vect-analyze.c (vect_analyze_operations): Add
24813 vectorizable_conversion call.
24814 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
24815 * tree-vect-transform.c (vectorizable_conversion): New function.
24816 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
24817 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
24819 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
24820 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
24821 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
24822 or ALTIVEC_BUILTIN_VCFSX.
24824 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24827 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
24828 CONST_DOUBLE and operand 0 is a hard register.
24829 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
24830 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
24831 is a hard floating-point register.
24833 2007-02-10 Richard Henderson <rth@redhat.com>
24834 Jakub Jelinek <jakub@redhat.com>
24835 Alexandre Oliva <aoliva@redhat.com>
24837 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
24838 * builtin-types.def (BT_WORD): Make unsigned.
24839 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
24840 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
24841 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
24842 * c-decl.c (grokdeclarator): Don't error if !have_tls.
24843 * c-parser.c (c_parser_omp_threadprivate): Likewise.
24844 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
24846 * expr.c (emutls_var_address): New.
24847 (expand_expr_real_1): Expand emulated tls.
24848 (expand_expr_addr_expr_1): Likewise.
24849 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
24850 * output.h (emutls_finish): Declare.
24851 * toplev.c (compile_file): Call it.
24852 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
24853 address before wrapping in CONST.
24854 * varasm.c (emutls_htab, emutls_object_type): New.
24855 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
24856 (get_emutls_object_name, get_emutls_object_type): New.
24857 (get_emutls_init_templ_addr, emutls_decl): New.
24858 (emutls_common_1, emutls_finish): New.
24859 (assemble_variable): When emulating tls, swap decls; generate
24860 constructor for the emutls objects.
24861 (do_assemble_alias): When emulating tls, swap decl and target name.
24862 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
24864 * varpool.c (decide_is_variable_needed): Look at force_output.
24865 Recurse for emulated tls.
24866 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
24867 with decide_is_variable_needed.
24868 * emutls.c: New file.
24869 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
24870 tls_object for real tls.
24872 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
24874 PR rtl-optimization/29599
24875 * reload1.c (eliminate_regs_in_insn): Take the destination
24876 mode into account when computing the offset.
24878 2007-02-09 Stuart Hastings <stuart@apple.com>
24879 Richard Henderson <rth@redhat.com>
24881 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
24882 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
24883 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
24884 fixuns_truncdfhi2): New.
24885 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
24886 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
24887 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
24888 (floatunssidf2): Allow nonimmediate source.
24889 * config/i386/sse.md (movdi_to_sse): New.
24890 (vec_concatv2di): Drop '*'.
24891 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
24892 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
24893 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
24895 * config/i386/i386.c (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,
24898 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
24899 (ix86_build_signbit_mask): Fix decl of v, refactor to call
24900 ix86_build_const_vector.
24901 (x86_emit_floatuns): Rewrite.
24903 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24905 * genautomata.c (longest_path_length): Delete unused function.
24906 (struct state): Delete unused longest_path_length.
24907 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
24908 (get_free_state): Delete unused.
24910 2007-02-09 Jan Hubicka <jh@suse.cz>
24912 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
24913 * doc/invoke.texi (inline-unit-growth): Update default value.
24915 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
24916 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
24917 (rebuild_cgraph_edges): Likewise.
24918 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
24919 (dump_cgraph_node): Dump frequencies.
24920 (cgraph_clone_edge): Add frequency scales.
24921 (cgraph_clone_node): Add freuqnecy.
24922 * cgraph.h (cgraph_edge): Add freuqnecy argument.
24923 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
24924 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
24925 * tree-pass.h (TODO_rebuild_frequencies): New constant.
24926 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
24927 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
24928 (save_inline_function_body): Likewise.
24929 * ipa-inline.c: inluce rtl.h
24930 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
24931 (cgraph_edge_badness): Use frequencies.
24932 (cgraph_decide_recursive_inlining): Update clonning.
24933 (cgraph_decide_inlining_of_small_function): Dump frequency.
24934 * predict.c (estimate_bb_frequencies): Export.
24935 * predict.h (estimate_bb_frequencies): Declare.
24936 * tree-inline.c (copy_bb): Watch overflows.
24937 (expand_call_inline): Update call of cgraph_create_edge.
24938 (optimize_inline_calls): Use TODO flags to update frequnecies.
24939 * passes.h: Include predict.h
24940 (init_optimization_passes): Move profile ahead.
24941 (execute_function_todo): Handle TODO_rebuild_frequencies.
24943 2007-02-09 Roger Sayle <roger@eyesopen.com>
24945 * config/alpha/alpha.c (emit_insxl): Force the first operand of
24946 the insbl or inswl pattern into a register.
24948 2007-02-09 Roger Sayle <roger@eyesopen.com>
24950 * config/ia64/ia64.md (bswapdi2): New define_insn.
24952 2007-02-09 Richard Henderson <rth@redhat.com>
24954 * config/i386/constraints.md (Ym): New constraint.
24955 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
24956 (movdi_1_rex64): Split sse and xmm general register moves from
24957 memory move alternatives. Use conditional register constraints.
24958 (movsf_1, movdf_integer): Likewise.
24959 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
24960 (movdf_integer_rex64): New.
24961 (pushsf_rex64): Fix output constraints.
24962 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
24963 (sse2_stored): Likewise.
24964 (sse2_storeq_rex64): New.
24965 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
24966 amd and not generic.
24967 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
24968 for optimize_size. Remove SF/DFmode hack.
24970 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
24972 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
24975 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
24976 Richard Sandiford <richard@codesourcery.com>
24978 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
24979 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
24980 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
24981 m68k/t-mlib to tmake_file.
24982 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
24983 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
24984 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
24985 Allow it to be cf or m68k. Set m68k_arch_family. If that
24986 variable is not empty, add t-$m68k_arch_family to tmake_file.
24987 Add t-mlibs to tmake_file.
24988 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
24989 * config/m68k/t-cf: New file.
24990 * config/m68k/t-m68k: Likewise.
24991 * config/m68k/t-mlibs: Likewise.
24992 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
24993 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
24994 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
24995 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
24996 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
24998 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
24999 (INSTALL_LIBGCC): Delete.
25000 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
25001 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
25002 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
25003 (M68K_MLIB_CPU): Define.
25004 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
25005 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
25006 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
25008 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
25009 Richard Guenther <rguenther@suse.de>
25011 PR middle-end/23361
25012 * fold-const.c (fold_comparison): Handle obfuscated comparisons
25013 against INT_MIN/INT_MAX.
25014 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
25015 file if a loop is removed.
25017 2007-02-09 Joseph Myers <joseph@codesourcery.com>
25019 * calls.c (store_one_arg): Pass correct alignment to
25020 emit_push_insn for non-BLKmode values.
25021 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
25022 unaligned stack slot via a suitably aligned slot.
25024 2007-02-08 DJ Delorie <dj@redhat.com>
25026 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
25028 (legal_subregs): Use unsigned char, make const.
25029 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
25031 2007-02-08 Paul Brook <paul@codesourcery.com>
25033 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
25034 special interworking needed.
25036 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
25038 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
25039 conditional to __SSE2__.
25040 (Entries below should have been added to first ChangeLog
25041 entry for amdfam10 dated 2007-02-05)
25042 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
25044 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
25046 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
25049 2007-02-08 DJ Delorie <dj@redhat.com>
25051 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
25052 * config/m32c/m32c.c (legal_subregs): New.
25053 (m32c_illegal_subreg_p): New.
25054 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
25055 unsupported subregs of hard regs.
25057 2007-02-08 Jan Hubicka <jh@suse.cz>
25059 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
25060 the same one; always update histograms.
25062 2007-02-08 Diego Novillo <dnovillo@redhat.com>
25064 * passes.c (init_optimization_passes): Tidy comment.
25066 2007-02-08 Roger Sayle <roger@eyesopen.com>
25068 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
25069 strip zero_extend, bswap and rotates from POCOUNT's argument.
25070 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
25071 zero_extend and rotates from PARITY's argument.
25072 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
25073 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
25074 of an integer constant at compile-time.
25076 2007-02-08 Diego Novillo <dnovillo@redhat.com>
25079 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
25081 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
25084 * tree-ssa-live.c (remove_unused_locals): Do not remove
25085 TREE_ADDRESSABLE variables.
25086 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
25087 * tree-ssa-operands.c (add_virtual_operand): Remove argument
25088 FOR_CLOBBER. Update all users.
25089 If VAR has an associated alias set, add a virtual operand for
25090 it if no alias is found to conflict with the memory reference.
25092 2007-02-07 Jan Hubicka <jh@suse.cz>
25093 Robert Kidd <rkidd@crhc.uiuc.edu>
25095 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
25097 2007-02-07 Ian Lance Taylor <iant@google.com>
25099 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
25101 2007-02-07 Roger Sayle <roger@eyesopen.com>
25103 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
25104 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
25105 tablejumpdi, movsi_to_cr_one): Remove constraints from
25106 define_expand's match_operands.
25108 2007-02-07 Roger Sayle <roger@eyesopen.com>
25110 * global.c (compute_regsets): Move declatation of "i" inside of
25111 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
25113 2007-02-07 Jakub Jelinek <jakub@redhat.com>
25116 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
25117 of INDIRECT_REF <RESULT_DECL>.
25119 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
25121 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
25122 Kaz Kojima <kkojima@gcc.gnu.org>
25125 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
25127 (sh_initialize_trampoline): Add parentheses to avoid a warning.
25129 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
25131 * doc/loop.texi: Document possibility not to perform disambiguation
25132 of loops with multiple latches.
25133 * cfgloopmanip.c (alp_enum_p): Removed.
25134 (add_loop): Handle subloops. Use get_loop_body_with_size.
25135 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
25136 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
25137 the new forwarder block.
25138 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
25139 Handle the case latch is NULL.
25140 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
25141 modifications when marking loop exits.
25142 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
25144 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
25145 disambiguate_loops_with_multiple_latches.
25146 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
25147 before fix_loop_structure.
25148 * cfgloop.c: Include pointer-set.h and output.h.
25149 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
25150 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
25151 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
25152 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
25153 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
25154 disambiguate_multiple_latches, get_loop_body_with_size,
25155 disambiguate_loops_with_multiple_latches): New functions.
25156 (flow_loop_dump): Dump multiple latch edges.
25157 (flow_loop_nodes_find): Handle loops with multiple latches.
25158 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
25159 (glb_enum_p): Modified.
25160 (get_loop_body): Use get_loop_body_with_size.
25161 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
25162 (AVOID_CFG_MODIFICATIONS): New constant.
25163 (disambiguate_loops_with_multiple_latches, add_loop,
25164 get_loop_body_with_size): Declare.
25165 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
25167 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
25169 PR inline-asm/28686
25170 * global.c (compute_regsets): New function.
25171 (global_alloc): Refactored ELIMINABLE_REGSET
25172 and NO_GLOBAL_ALLOC_REGS computation out.
25173 (rest_of_handle_global_alloc): Call compute_regsets()
25174 for non-optimizing case.
25176 2007-02-06 Richard Henderson <rth@redhat.com>
25178 * config/i386/constraints.md (Y2): Rename from Y.
25179 (Yi): New constraint.
25180 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
25181 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
25182 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
25183 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
25184 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
25185 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
25186 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
25187 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
25188 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
25189 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
25190 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
25191 vec_extractv2si_1): Change Y constraints to Y2.
25192 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
25193 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
25194 Change Y constraints to Y2.
25195 (sse2_loadld): Change Y constraints to x.
25197 2007-02-06 Roger Sayle <roger@eyesopen.com>
25199 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
25200 (parity<mode>2): New define_expand using rs6000_emit_parity.
25201 * config/rs6000/rs6000.c (rs6000_emit_popcount,
25202 rs6000_emit_parity): New functions.
25203 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
25204 rs6000_emit_parity): Prototype here.
25206 2007-02-06 Ian Lance Taylor <iant@google.com>
25208 * lower-subreg.c (simple_move_operand): Reject CONST.
25209 (resolve_clobber): Call validate_change rather than directly
25210 assigning to XEXP (pat, 0).
25212 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
25214 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
25215 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
25216 (tree-cfg.o): Remove hashtab.h dependency.
25218 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
25219 (struct ivopts_data): Change niters to pointer_map_t.
25220 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
25221 (niter_for_exit): Create pointer_map on demand. Change for
25223 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
25224 (free_loop_data): Destroy data->niters if created and reset field.
25225 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
25226 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
25228 * tree-ssa-reassoc.c: Include pointer-set.h.
25229 (bb_rank): Change to long *.
25230 (operand_rank): Change to pointer_map_t.
25231 (find_operand_rank): Return long, -1 if not found. Declare as inline.
25232 (insert_operand_rank): Accept long.
25233 (operand_entry_hash, operand_entry_eq): Remove.
25234 (get_rank): Return long. Adjust for changes above.
25235 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
25237 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
25239 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
25240 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
25241 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
25243 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
25244 directly since it cannot be NULL.
25245 (get_vi_for_tree): Rewrite for pointer_map API.
25246 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
25247 (init_alias_vars): Create vi_for_tree as pointer_map.
25248 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
25250 * tree-cfg.c: Don't include hashtab.h.
25251 (edge_to_cases): Declare as pointer_map.
25252 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
25254 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
25255 (start_recording_case_labels): Create edge_to_cases as pointer_map.
25256 (end_recoding_case_labels): Cleanup edge_to_cases manually before
25258 (record_switch_edge): Delete.
25259 (get_cases_for_edge): Adjust for pointer_map API, inline
25260 record_switch_edge (rewritten for new API), remove goto.
25262 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
25264 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
25265 * tree-nested.c: Include pointer-set.h.
25266 (var_map_elt, var_map_eq, var_map_hash): Delete.
25267 (struct nesting_info): Remove GTY marker. Change the two htab_t's
25268 to pointer_map_t's.
25269 (nesting_info_bitmap_obstack): New.
25270 (lookup_field_for_decl): Adjust for pointer_map API.
25271 (lookup_tramp_for_decl): Adjust for pointer_map API.
25272 (get_nonlocal_debug_decl): Adjust for pointer_map API.
25273 (get_local_debug_decl): Adjust for pointer_map API.
25274 (convert_nl_goto_reference): Adjust for pointer_map API.
25275 (convert_nl_goto_receiver): Adjust for pointer_map API.
25276 (create_nesting_tree): Create outside GGC space. Create bitmap on
25277 the new obstack. Create field_map and var_map as pointer_maps.
25278 (free_nesting_tree): Adjust for changes to create_nesting_tree.
25280 (lower_nested_functions): Move root here, no need to NULL it.
25281 Initialize and release the obstack.
25283 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
25285 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
25286 Remove prototypes and make them non-static.
25287 (struct tree_int_map): Remove.
25288 * tree.h (struct tree_int_map): Move here, turning TO into an
25290 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
25292 * tree.h (TREE_COMPLEXITY): Remove.
25293 (struct tree_exp): Remove complexity field.
25294 * tree.c (build1_stat): Don't set it.
25296 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
25297 Victor Kaplansky <victork@il.ibm.com>
25299 * tree-vectorizer.c (vect_is_simple_use): Support induction.
25300 (vect_is_simple_reduction): Support reduction with induction as
25301 one of the operands.
25302 (vect_is_simple_iv_evolution): Fix formatting.
25303 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
25304 formatting. Don't mark induction phis for vectorization.
25305 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
25306 * tree-vect-transform.c (get_initial_def_for_induction): New function.
25307 (vect_get_vec_def_for_operand): Support induction.
25308 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
25310 (vectorizable_reduction): Support reduction with induction as one of
25312 (vectorizable_type_demotion): Use def-type of stmt argument rather
25313 than dummy def-type.
25315 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
25316 flag_tree_scev_cprop.
25317 * common.opt (tree-scev-cprop): New flag.
25319 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
25320 call to vect_get_new_vect_var.
25322 2007-02-06 Ira Rosen <irar@il.ibm.com>
25324 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
25325 vectype is not NULL.
25326 (vect_pattern_recog_1): Likewise.
25328 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25330 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
25331 (fold_negate_expr): Likewise.
25333 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
25336 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
25337 even if cv-qualification is the same.
25339 2007-02-05 Geoffrey Keating <geoffk@apple.com>
25341 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
25342 __enable_execute_stack on completion.
25344 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25346 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
25347 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
25348 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
25349 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
25350 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
25351 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
25352 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
25353 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
25355 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25357 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
25358 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
25359 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
25360 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
25361 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
25362 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
25363 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
25364 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
25365 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
25366 umuldi3_highpart_rex64, umulsi3_highpart_insn,
25367 umulsi3_highpart_zext, smuldi3_highpart_rex64,
25368 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
25369 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
25370 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
25371 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
25372 sqrtextenddfxf2_i387): Added amdfam10_decode.
25374 * config/i386/athlon.md (athlon_idirect_amdfam10,
25375 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
25376 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
25377 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
25378 athlon_ivector_store_amdfam10): New define_insn_reservation.
25379 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
25382 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25384 * config/i386/athlon.md (athlon_call_amdfam10,
25385 athlon_pop_amdfam10, athlon_lea_amdfam10): New
25386 define_insn_reservation.
25387 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
25388 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
25389 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
25391 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25393 * config/i386/athlon.md (athlon_sseld_amdfam10,
25394 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
25395 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
25397 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25399 * config/i386/athlon.md (athlon_sseins_amdfam10): New
25400 define_insn_reservation.
25401 * config/i386/i386.md (sseins): Added sseins to define_attr type
25402 and define_attr unit.
25403 * config/i386/sse.md: Set type attribute to sseins for insertq
25406 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25408 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
25409 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
25410 ssecomi_load_amdfam10, ssecomi_amdfam10,
25411 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
25412 define_insn_reservation.
25413 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
25415 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25417 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
25418 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
25419 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
25420 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
25421 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
25422 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
25423 define_insn_reservation.
25425 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
25426 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
25427 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
25428 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
25429 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
25431 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25433 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
25434 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
25435 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
25436 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
25437 athlon_ssemul_load_k8): Added amdfam10.
25439 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25441 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
25442 (x86_sse_unaligned_move_optimal): New variable.
25444 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
25446 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
25447 for unaligned vector SSE double/single precision loads for AMDFAM10.
25449 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25451 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
25452 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
25453 Define TARGET_CPU_DEFAULT_amdfam10.
25454 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
25455 (processor_type): Add PROCESSOR_AMDFAM10.
25457 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
25458 processor_type in config/i386/i386.h.
25459 Enable imul peepholes for TARGET_AMDFAM10.
25461 * config.gcc: Add support for --with-cpu option for amdfam10.
25463 * config/i386/i386.c (amdfam10_cost): New variable.
25464 (m_AMDFAM10): New macro.
25465 (m_ATHLON_K8_AMDFAM10): New macro.
25466 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
25467 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
25468 x86_promote_QImode, x86_integer_DFmode_moves,
25469 x86_partial_reg_dependency, x86_memory_mismatch_stall,
25470 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
25471 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
25472 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
25473 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
25474 Enable/disable for amdfam10.
25475 (override_options): Add amdfam10_cost to processor_target_table.
25476 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
25477 processor_alias_table.
25478 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
25479 (ix86_adjust_cost): Add code for amdfam10.
25481 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25483 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
25484 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
25485 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
25486 * config/i386/i386.h: Add builtin definition for SSE4A.
25487 * config/i386/i386.md: Add support for ABM instructions
25488 (popcnt and lzcnt).
25489 * config/i386/sse.md: Add support for SSE4A instructions
25490 (movntss, movntsd, extrq, insertq).
25491 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
25492 Add -march=amdfam10 flag.
25493 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
25494 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
25496 * doc/extend.texi: Add documentation for SSE4A builtins.
25498 2007-02-05 Bob Wilson <bob.wilson@acm.org>
25500 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
25502 2007-02-05 Richard Guenther <rguenther@suse.de>
25504 * tree-vectorizer.h (vectorizable_function): Add argument type
25505 argument, change return type.
25506 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
25507 * tree-vect-transform.c (vectorizable_function): Handle extra
25508 argument, return vectorized function decl.
25509 (build_vectorized_function_call): Remove.
25510 (vectorizable_call): Handle calls with result and argument types
25511 differing. Handle loop vectorization factor correctly.
25512 * targhooks.c (default_builtin_vectorized_function): Adjust for
25514 * targhooks.h (default_builtin_vectorized_function): Likewise.
25515 * target.h (builtin_vectorized_function): Add argument type
25517 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
25518 extra argument, allow vectorizing of lrintf.
25519 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
25520 documentation of target hook.
25522 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
25525 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
25526 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
25527 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
25529 2007-02-05 Roger Sayle <roger@eyesopen.com>
25531 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
25532 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
25533 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
25534 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
25535 before canonicalizing sincos to cexpi.
25536 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
25538 2007-02-05 Roger Sayle <roger@eyesopen.com>
25540 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
25541 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
25542 (alpha_init_builtins): Use alpha_add_builtins to process tables.
25544 2007-02-05 Roger Sayle <roger@eyesopen.com>
25546 * mips-tfile.c (initialize_init_file): Correct endianness test.
25548 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
25550 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
25551 the 'y' constraint.
25553 2007-02-05 Richard Sandiford <richard@codesourcery.com>
25555 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
25556 saves in a PARALLEL before the register assignments.
25558 2007-02-05 Richard Sandiford <richard@codesourcery.com>
25560 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
25561 DWARF_FRAME_RETURN_COLUMN to be a general register.
25562 * dwarf2out.c (init_return_column_size): New function, split from...
25563 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
25564 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
25565 to be nongeneral registers.
25566 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
25568 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
25569 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
25571 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
25573 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
25575 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
25577 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
25578 (remove_path): Use can_remove_branch_p and remove_branch instead
25579 of loop_delete_branch_edge.
25580 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
25581 (tree_transform_and_unroll_loop): Remove dead branches immediately.
25582 Update profile using scale_dominated_blocks_in_loop.
25583 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
25584 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
25585 (can_remove_branch_p, remove_branch): Declare.
25586 * tree-cfg.c (tree_can_remove_branch_p): New function.
25587 (tree_cfg_hooks): Add tree_can_remove_branch_p.
25588 * cfgrtl.c (rtl_can_remove_branch_p): New function.
25589 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
25591 2007-02-05 Jan Hubicka <jh@suse.cz>
25593 PR middle-end/30696
25594 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
25595 nodes in cgraph, don't remove offline copy of the function.
25597 2007-02-04 Jan Hubicka <jh@suse.cz>
25599 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
25600 vectors might cause maybe_lookup_element_for_expr to be called
25601 on non-sra-candidate.
25603 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
25605 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
25606 config/bfin/bfin.md, config/bfin/predicates.md: Follow
25607 spelling conventions.
25609 2007-02-04 Richard Guenther <rguenther@suse.de>
25611 PR middle-end/30636
25612 * fold-const.c (try_move_mult_to_index): Make sure to not
25613 overflow one dimension of a multi-dimensional array access.
25615 2007-02-04 Jan Hubicka <jh@suse.cz>
25617 * passes.c (init_optimization_passes): Reindent.
25619 2007-02-04 Jan Hubicka <jh@suse.cz>
25620 Eric Botcazou <ebotcazou@adacore.com>
25622 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
25623 (execute_fixup_cfg): Break out the abnormal goto code.
25624 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
25625 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
25626 (optimize_inline_calls): Call make_nonlocal_label_edges.
25628 2007-02-04 Jan Hubicka <jh@suse.cz>
25630 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
25631 true when something was changed.
25632 (rename_ssa_copies): When something was changed, do
25633 TODO_remove_unused_locals.
25634 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
25635 add TODO_remove_unused_locals when instruction was removed.
25637 2007-02-04 Jan Hubicka <jh@suse.cz>
25639 * ipa-inline.c (try_inline): Improve debug output; work on already
25641 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
25642 call try_inline for already inlined edges too when flattening;
25643 inline also functions that make callee growth but overall unit size
25646 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
25648 * config/m32c/bitops.md, config/m32c/jump.md,
25649 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
25650 config/m32r/m32r.h, config/m32r/m32r.md,
25651 config/m32r/predicates.md, config/m68hc11/larith.asm,
25652 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
25653 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
25654 config/mips/mips-protos.h, config/mips/mips.c,
25655 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
25656 config/mn10300/mn10300.h, config/mn10300/predicates.md,
25657 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
25658 spelling conventions.
25660 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
25661 Follow spelling conventions.
25663 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
25665 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
25666 warn about C++0x compatibility.
25668 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
25670 * config/h8300/h8300.c, config/h8300/h8300.h,
25671 config/h8300/h8300.md: Follow spelling conventions.
25673 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
25675 PR middle-end/30667
25676 * combine.c (try_combine): Do not substitute source operand
25677 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
25679 2007-02-03 Jan Hubicka <jh@suse.cz>
25681 PR gcov-profile/30650
25682 * value-prof.c (stringop_block_profile): Fix handling of size counter;
25683 do not divide by zero for never executed counters.
25684 (tree_find_values_to_profile): Fix counters.
25685 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
25687 2007-02-03 Ian Lance Taylor <iant@google.com>
25689 * lower-subreg.c (simple_move_operand): New static function,
25690 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
25692 (simple_move): Call simple_move_operand.
25693 (find_decomposable_subregs): Add special handling of MEMs.
25694 (can_decompose_p): Rename from cannot_decompose_p. Reverse
25695 meaning of return value. If we see a hard register, test whether
25696 it can store a word_mode value. Change all callers.
25698 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25700 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
25701 ftrapv insns and expanders.
25702 (subdi3): Change define_expand operand 1 to arith11_operand, and
25703 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
25704 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
25705 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
25708 PR middle-end/30174
25709 * varasm.c (notice_global_symbol): Treat global objects as weak when
25710 flag_shlib is true.
25712 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25714 * emit-rtl.c (dconstpi): Delete.
25715 (dconstsqrt2): New.
25716 (init_emit_once): Delete dconstpi and init dconstsqrt2.
25717 * real.h (dconstpi): Delete.
25718 (dconstsqrt2): New.
25719 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
25720 (fold_builtin_hypot): Likewise.
25722 2007-02-03 Tom Tromey <tromey@redhat.com>
25725 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
25726 -gcoff3, -gxcoff3, -gvms3 implies -dD.
25728 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
25730 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
25731 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
25732 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
25733 config/rs6000/cell.md, config/rs6000/darwin.h,
25734 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
25735 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
25736 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
25737 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
25738 typos. Follow spelling conventions.
25739 * doc/invoke.texi: Follow spelling conventions.
25741 2007-02-03 Roger Sayle <roger@eyesopen.com>
25743 * simplify-rtx.c (simplify_relational_operation_1): Implement some
25744 canonicalization transformations that attempt to simplify integer
25745 constant comparisons to become comparisons against zero.
25747 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25749 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
25751 * fold-const.c (fold_binary): Fix comment typos. Fold complex
25752 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
25754 2007-02-02 Mike Stump <mrs@apple.com>
25756 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
25757 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
25758 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
25759 generate a branch island.
25761 2007-02-02 Bob Wilson <bob.wilson@acm.org>
25763 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
25764 (xtensa_legitimate_address_p): New.
25765 (xtensa_legitimize_address): New.
25766 (xtensa_output_addr_const_extra): New.
25767 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
25769 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
25770 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
25771 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
25772 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
25773 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
25774 (xtensa_legitimize_address): New.
25775 (xtensa_output_addr_const_extra): New.
25777 2007-02-02 Steve Ellcey <sje@cup.hp.com>
25779 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
25781 2007-02-02 Ian Lance Taylor <iant@google.com>
25783 * expmed.c (expand_divmod): Add comment.
25785 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
25787 * emit-rtl.c (renumber_insns): Remove.
25788 * flags.h: Remove the extern for flag_renumber_insns.
25789 * rtl.h: Remove the prototype for renumber_insns.
25790 * toplev.c (flag_renumber_insns): Remove.
25792 2007-02-02 Hui-May Chang <hm.chang@apple.com>
25794 Revert for x86 darwin:
25795 2005-06-19 Uros Bizjak <uros@kss-loka.si>
25797 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
25798 code before the following patch under TARGET_MACHO.
25799 (ix86_function_value_regno_p): Likewise.
25801 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25803 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
25806 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
25809 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
25810 loads to general or fp registers. Add comments.
25811 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
25813 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
25815 * pointer-set.c (insert_aux): Only return insertion slot.
25816 (pointer_set_insert): Adjust.
25817 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
25818 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
25819 pointer_map_traverse): New.
25820 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
25821 pointer_map_create, pointer_map_destroy, pointer_map_insert,
25822 pointer_map_contains, pointer_map_traverse): Declare.
25824 2007-02-02 Jakub Jelinek <jakub@redhat.com>
25826 PR middle-end/30473
25827 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
25828 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
25830 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
25832 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
25834 (struct _dep): New type.
25835 (dep_t): New typedef.
25836 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
25837 (DEP_STATUS): New access macro. The macro with the same name was
25838 renamed to DEP_LINK_STATUS.
25839 (dep_init): Declare function
25841 (struct _dep_link): New type.
25842 (dep_link_t): New typedef.
25843 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
25844 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
25845 (DEP_LINK_STATUS): New macro.
25846 (debug_dep_links): New debug function.
25848 (struct _deps_list): New type.
25849 (deps_list_t): New typedef.
25850 (DEPS_LIST_FIRST): New access macro.
25851 (FOR_EACH_DEP_LINK): New cycle macro.
25852 (create_deps_list, free_deps_list, delete_deps_list): Declare
25854 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
25855 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
25856 (copy_deps_list_change_con): Ditto.
25858 (move_dep_link): Declare function.
25860 (struct _dep_node): New type.
25861 (dep_node_t): New typedef.
25862 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
25864 (struct haifa_insn_data.back_deps): New field to hold backward
25865 dependencies of the insn.
25866 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
25868 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
25869 Change its type to deps_list_t.
25870 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
25871 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
25872 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
25874 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
25876 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
25878 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
25880 (dep_cost): Declare.
25882 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
25883 (ds_to_dk, dk_to_ds): New functions.
25885 (init_dep_1): New static function.
25886 (init_dep): New function.
25887 (copy_dep): New static function.
25889 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
25891 (detach_dep_link): New static function.
25892 (move_dep_link): New function.
25894 (dep_links_consistent_p, dump_dep_links): New static functions.
25895 (debug_dep_links): New debugging function.
25897 (deps_obstack, dl_obstack, dn_obstack): New static variables.
25899 (alloc_deps_list, init_deps_list): New static functions.
25900 (create_deps_list): New function.
25901 (clear_deps_list): New static function.
25902 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
25903 (deps_list_consistent_p, dump_deps_list): New static functions.
25904 (debug_deps_list): New function.
25905 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
25907 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
25909 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
25910 use new scheduler dependencies lists.
25911 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
25912 (sched_analyze): Ditto. Initialize dependencies lists.
25913 (add_forw_dep, compute_forward_dependences): Update to use new
25914 scheduler dependencies lists.
25916 (init_dependency_caches): Init deps_obstack.
25917 (free_dependency_caches): Free deps_obstack.
25919 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
25920 new scheduler dependencies lists.
25921 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
25922 (add_back_forw_dep, delete_back_forw_dep): Ditto.
25924 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
25925 Update to use new scheduler dependencies lists.
25926 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
25927 (debug_dependencies): Ditto.
25928 (schedule_region): Update comments.
25930 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
25931 scheduler dependencies lists.
25932 (schedule_ebb): Update comments.
25934 * rtl.def (DEPS_LIST): Remove.
25936 * lists.c (unused_deps_list): Remove.
25937 (free_list): Update assertions.
25939 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
25940 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
25942 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
25943 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
25945 * haifa-sched.c (comments): Update.
25946 (insn_cost1): Remove. Inline the code into insn_cost ().
25947 (insn_cost): Update to use new scheduler dependencies lists. Move
25948 processing of the dependency cost to dep_cost ().
25949 (dep_cost): New function. Use it instead of insn_cost () when
25950 evaluating cost of the dependency. Use compatible interface to
25951 interact with the target.
25952 (priority): Update to use new scheduler dependencies lists.
25953 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
25954 with greater number of insns that depend on the insn.
25955 (schedule_insn): Update to use new scheduler dependencies lists. Add
25956 code to free backward dependencies lists. Inline and optimize code
25957 from resolve_dep () - see PR28071.
25958 (ok_for_early_queue_removal): Update to use new scheduler dependencies
25959 lists. Update call to targetm.sched.is_costly_dependence hook.
25961 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
25962 scheduler dependencies lists.
25964 (resolve_dep): Remove. Move the logic to schedule_insn ().
25965 (init_h_i_d): Initialize dependencies lists.
25967 (process_insn_depend_be_in_spec): Rename to
25968 process_insn_forw_deps_be_in_spec. Update to use new scheduler
25969 dependencies lists.
25970 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
25971 Update to use new scheduler dependencies lists.
25972 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
25974 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
25975 new scheduler dependencies lists.
25976 (build_intra_loop_deps): Ditto.
25978 * target.h (struct _dep): Declare to use in
25979 gcc_target.sched.is_costly_dependence.
25980 (struct gcc_target.sched.adjust_cost): Fix typo.
25981 (struct gcc_target.sched.is_costly_dependence): Change signature to
25982 use single dep_t parameter instead of an equivalent triad.
25983 (struct gcc_target.sched.adjust_cost_2): Remove.
25985 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
25987 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
25989 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
25991 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
25993 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
25994 (REG_DEP_TRUE): Document.
25996 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
25997 Change signature to correspond to the targetm.sched.adjust_cost hook.
25998 Update use in TARGET_SCHED_ADJUST_COST_2.
25999 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
26000 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
26001 new scheduler dependencies lists.
26002 (ia64_gen_check): Ditto.
26004 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
26005 scheduler dependencies lists.
26007 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
26008 signature to correspond to the targetm.sched.is_costly_dependence hook.
26009 (is_costly_group): Update to use new scheduler dependencies lists.
26011 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
26012 instead of INSN_COST () macro.
26014 2007-02-01 Ian Lance Taylor <iant@google.com>
26016 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
26018 2007-02-01 Guy Martin <gmsoft@gentoo.org>
26020 * pa.md (tp_load): Correct mfctl instruction syntax.
26022 2007-02-01 Geoffrey Keating <geoffk@apple.com>
26024 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
26025 altivec_padding_size calculation on AIX. Improve comment, add
26026 assert to verify that it's right.
26028 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
26031 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
26033 PR inline-asm/28686
26034 * global.c (global_alloc): Add mising initialization of
26037 2007-02-01 Roger Sayle <roger@eyesopen.com>
26039 * alias.c (init_alias_analysis): Correct whitespace.
26040 * bb-reorder.c (fix_edges_for_rarely_executed_code,
26041 partition_hot_cold_basic_blocks): Likewise.
26042 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
26043 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
26044 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
26045 fold_builtin_snprintf_chk, fold_builtin_printf,
26046 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
26047 do_mpfr_arg3, do_mpfr_sincos): Likewise.
26048 * cfgcleanup.c (cleanup_cfg): Likewise.
26049 * cfgexpand.c (tree_expand_cfg): Likewise.
26050 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
26051 * function.c (get_next_funcdef_no): Likewise.
26052 * gengtype.c (main): Likewise.
26053 * genmodes.c (main): Likewise.
26054 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
26055 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
26056 * ifcvt.c (noce_emit_move_insn): Likewise.
26057 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
26059 * stor-layout.c (get_best_mode): Likewise.
26060 * tree-ssa-loop-niter.c (get_val_for): Likewise.
26061 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
26062 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
26063 perform_var_substitution, solve_graph): Likewise.
26064 * tree-vrp.c (vrp_finalize): Likewise.
26066 2007-02-01 Ian Lance Taylor <iant@google.com>
26068 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
26069 high part of a paradoxical subreg, return a constant zero.
26071 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
26073 * toplev.c (lang_dependent_init): Call init_set_costs.
26074 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
26076 2007-02-01 Richard Guenther <rguenther@suse.de>
26078 PR middle-end/30656
26079 * fold-const.c (fold_negate_expr): Allow negating a
26080 constant if overflow does not change.
26082 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26084 * doc/c-tree.texi (Expression trees): Improve markup.
26085 * doc/tm.texi (Register Classes, Addressing Modes)
26086 (Floating Point): Fix spacing after abbreviations. Fix some
26089 2007-02-01 Ben Elliston <bje@au.ibm.com>
26091 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
26092 * doc/contrib.texi: Likewise.
26093 * doc/install.texi: Likewise.
26095 2007-01-31 Richard Henderson <rth@redhat.com>
26096 Ian Lance Taylor <iant@google.com>
26098 * lower-subreg.c: New file.
26099 * rtl.def (CONCATN): Define.
26100 * passes.c (init_optimization_passes): Add pass_lower_subreg and
26101 pass_lower_subreg2.
26102 * emit-rtl.c (update_reg_offset): New static function, broken out
26103 of gen_rtx_REG_offset.
26104 (gen_rtx_REG_offset): Call update_reg_offset.
26105 (gen_reg_rtx_offset): New function.
26106 * regclass.c: Revert patch of 2006-03-05, restoring
26108 (clear_reg_info_regno): New function.
26109 * dwarf2out.c (concatn_loc_descriptor): New static function.
26110 (loc_descriptor): Handle CONCATN.
26111 * common.opt (fsplit_wide_types): New option.
26112 * opts.c (decode_options): Set flag_split_wide_types when
26114 * timevar.def (TV_LOWER_SUBREG): Define.
26115 * rtl.h (gen_reg_rtx_offset): Declare.
26116 (reg_scan_update): Declare.
26117 * regs.h (clear_reg_info_regno): Declare.
26118 * tree-pass.h (pass_lower_subreg): Declare.
26119 (pass_lower_subreg2): Declare.
26120 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
26121 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
26122 -fsplit-wide-types.
26123 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
26124 * Makefile.in (OBJS-common): Add lower-subreg.o.
26125 (lower-subreg.o): New target.
26127 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
26129 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
26131 2007-01-31 Anatoly Sokolov <aesok@post.ru>
26134 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
26136 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26138 PR middle-end/29335
26139 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
26141 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
26143 * cfgloop.h: Include vec-prim.h.
26144 (enum li_flags): Remove LI_ONLY_OLD.
26145 (loop_iterator): Changed.
26146 (fel_next, fel_init): Iterate over loop tree.
26147 (FOR_EACH_LOOP_BREAK): New macro.
26148 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
26150 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
26151 * modulo-sched.c (sms_schedule): Ditto.
26152 * tree-vectorizer.c (vectorize_loops): Ditto.
26153 * doc/loop.texi: Update information on loop numbering and behavior of
26154 FOR_EACH_LOOP wrto new loops.
26155 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
26156 add_to_evolution_1): Test nestedness of loops instead of comparing
26158 * tree-chrec.c (chrec_fold_plus_poly_poly,
26159 chrec_fold_multiply_poly_poly, chrec_evaluate,
26160 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
26161 reset_evolution_in_loop): Ditto.
26162 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
26164 2007-01-31 Dirk Mueller <dmueller@suse.de>
26166 * c-common.c (warn_about_parentheses): Separate warning about
26167 un-parenthized sequence of comparison operators from the one
26168 which is supposed to warn about x <= y <= z.
26170 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
26172 * optabs.h (enum optab_index): Add new OTI_isinf.
26173 (isinf_optab): Define corresponding macro.
26174 * optabs.c (init_optabs): Initialize isinf_optab.
26175 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
26177 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
26178 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
26180 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
26181 expand_builtin_interclass_mathfn.
26182 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
26183 * config/i386/i386.md (UNSPEC_FXAM): New constant.
26184 (fxam<mode>2_i387): New insn pattern.
26185 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
26186 built-in functions as x87 inline asm.
26188 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
26190 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
26192 2007-01-30 Eric Christopher <echristo@apple.com>
26194 * config.gcc: Add geode.
26196 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
26198 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
26199 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
26200 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
26201 value-prof.c: Fix comment typos.
26203 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26206 * doc/invoke.texi (Wpointer-arith): Document warning.
26208 2007-01-30 Janis Johnson <janis187@us.ibm.com>
26210 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
26211 the list of discrepancies from the draft TR.
26213 2007-01-30 Dirk Mueller <dmueller@suse.de>
26216 * doc/invoke.texi (-Wreturn-type): Update description to
26217 match new behavior.
26219 2007-01-30 Richard Sandiford <richard@codesourcery.com>
26221 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
26223 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
26225 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
26226 to handle optabs that operate on floating point input argument and
26227 output to integer output.
26228 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
26229 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
26230 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
26231 expand_builtin_interclass_mathfn ().
26232 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
26233 (ilogbsi2): Remove.
26234 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
26235 ilogbl built-in functions as x87 intrinsics.
26237 2007-01-30 Richard Guenther <rguenther@suse.de>
26239 PR middle-end/27657
26240 * dwarf2out.c (reference_to_unused): Query varpool if the
26241 variable was output.
26243 2007-01-30 Richard Guenther <rguenther@suse.de>
26245 PR middle-end/30313
26246 * passes.c (execute_one_pass): Reset in_gimple_form to not
26247 confuse non-unit-at-a-time mode.
26249 2007-01-29 Roger Sayle <roger@eyesopen.com>
26250 Richard Guenther <rguenther@suse.de>
26252 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
26253 avoid undefined behaviour on overflow. Use force_fit_type_double
26254 to construct the constant with the specified TREE_OVERFLOW.
26256 2007-01-29 Janis Johnson <janis187@us.ibm.com>
26258 * config/dfp-bit.c: Add parameterized support for fp exceptions.
26259 * config/dfp-bit.h: Ditto.
26261 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26263 * c-decl.c (pop_scope): Replace warnings with call to
26264 warn_for_unused_label.
26265 * c-common.h (warn_for_unused_label): Declare.
26266 * c-common.c (warn_for_unused_label): Define.
26268 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26270 * tree-optimize.c (update_inlined_to_pointers): Delete unused
26273 2007-01-29 Janis Johnson <janis187@us.ibm.com>
26275 * Makefile.in (USER_H): Remove decfloat.h.
26276 * ginclude/decfloat.h: Delete, moving contents to ...
26277 * ginclude/float.h: Add support for decimal floating point,
26278 guarded by __STDC_WANT_DEC_FP__.
26280 2007-01-29 Mike Stump <mrs@apple.com>
26282 * doc/gccint.texi (Top): Rename Loop Representation to Loop
26283 Analysis and Representation to resolve case insensitive conflict.
26284 * doc/loop.texi (Loop Analysis and Representation): Likewise.
26286 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
26288 * tree.h (struct tree_memory_tag): Add aliases member.
26289 (MTAG_ALIASES): New macro.
26290 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
26291 (add_may_alias): Remove pointer-set. Update for may_aliases being
26293 (mark_aliases_call_clobbered): Update for may_aliases being a
26295 (compute_tag_properties): Ditto.
26296 (create_partition_for): Ditto.
26297 (compute_memory_partitions): Ditto.
26298 (dump_may_aliases_for): Ditto.
26299 (is_aliased_with): Ditto.
26300 (add_may_alias_for_new_tag): Ditto.
26301 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
26302 (compute_is_aliased): New function.
26303 (compute_may_aliases): Call compute_is_aliased).
26304 (init_alias_info): Initialize alias_bitmap_obstack.
26305 (union_alias_set_into): New function.
26306 (compute_flow_sensitive_aliasing): Use union_aliases_into.
26307 (have_common_aliases_p): Rewrite to take two bitmaps and use
26309 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
26310 Update for bitmaps.
26311 (finalize_ref_all_pointers): Update for add_may_alias changes.
26312 (new_type_alias): Ditto.
26313 * tree-flow-inline.h (may_aliases): Return a bitmap.
26314 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
26315 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
26316 may_aliases being a bitmap.
26317 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
26318 may_aliases now returns a bitmap.
26319 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
26321 * tree-ssa-operands.c (add_virtual_operand): Update for
26322 may_aliases being a bitmap.
26324 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
26326 PR tree-optimization/30630
26327 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
26328 variable as changed.
26330 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
26333 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
26334 expanded only once even if an error occurs.
26336 2007-01-29 Ben Elliston <bje@au.ibm.com>
26338 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
26339 (__gcov_average_profiler): Likewise.
26340 (__gcov_ior_profiler): Likewise.
26341 (__gcov_merge_ior): Likewise.
26343 2007-01-28 Jan Hubicka <jh@suse.cz>
26345 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
26346 * value-prof.c (stringop_block_profile): Likewise.
26348 2007-01-28 Jan Hubicka <jh@suse.cz>
26350 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
26351 Add variant handling histograms; add wrapper.
26352 (clear_storage_via_libcall): Export.
26353 (emit_block_move_hints): Break out from ...; add histograms.
26354 (emit_block_move): ... this one.
26355 (clear_storage_hints): Break out from ...; add histograms.
26356 (clear_storage): ... this one.
26357 (set_storage_via_memset): Handle histogram.
26358 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
26359 (clear_storage_hints, clear_storage_via_libcall): Declare.
26360 (set_storage_via_setmem): Update prototype.
26361 * doc/md.texi (movmem, setmem): Document new arguments.
26363 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
26364 Add new histograms.
26365 (stringop_block_profile): New global function.
26366 (tree_stringops_values_to_profile): Profile block size and alignment.
26367 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
26369 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
26370 (stringop_block_profile): Declare.
26371 * builtins.c: Include value-prof.h.
26372 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
26373 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
26374 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
26375 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
26376 * profile.c (instrument_values): Add new counters.
26377 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
26379 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
26380 (tree_init_edge_profiler): Build new profilers.
26381 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
26382 (pass_tree_profile): Add dump.
26383 (tree_profile_hooks): Update.
26384 * Makefile.in (LIBGCOV): Add new constants.
26385 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
26386 __gcov_ior_profiler): New.
26387 * i386.md (movmem/setmem expanders): Add new optional arguments.
26389 2007-01-28 David Edelsohn <edelsohn@gnu.org>
26391 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
26393 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
26395 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
26396 (tree_unswitch_single_loop): Pass eni_size_weights to
26397 tree_num_loop_insns.
26398 * tree-ssa-loop-manip.c: Include tree-inline.h.
26399 (can_unroll_loop_p): Pass eni_size_weights to
26400 tree_num_loop_insns.
26401 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
26402 Pass eni_size_weights to estimate_num_insns.
26403 * tree.h (init_inline_once): Export.
26404 * toplev.c (backend_init): Call init_inline_once.
26405 * cgraphunit.c (cgraph_process_new_functions,
26406 cgraph_analyze_function): Pass eni_inlining_weights to
26407 estimate_num_insns.
26408 * ipa-inline.c (compute_inline_parameters): Ditto.
26409 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
26410 to estimate_num_insns.
26411 (try_unroll_loop_completely): Pass eni_size_weights to
26412 tree_num_loop_insns.
26413 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
26414 ot estimate_num_insns.
26415 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
26416 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
26417 * tree-inline.c (eni_inlining_weights, eni_size_weights,
26418 eni_time_weights): New variables.
26419 (init_inline_once): Initialize them.
26420 (struct eni_data): Mew.
26421 (estimate_num_insns_1, estimate_num_insns): Use weights.
26422 * tree-inline.h (struct eni_weights_d): New.
26423 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
26424 (estimate_num_insns): Declaration changed.
26425 * cfgloop.h (tree_num_loop_insns): Declaration changed.
26426 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
26427 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
26429 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
26431 * tree-data-ref.c (conflict_fn): Assert that the number of affine
26432 relations in the conflict function is valid.
26434 2007-01-27 Ian Lance Taylor <iant@google.com>
26436 * common.opt: Add fstrict-overflow.
26437 * opts.c (decode_options): Set flag_strict_overflow if -O2.
26438 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
26439 (TYPE_OVERFLOW_UNDEFINED): Define.
26440 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
26442 * tree.h (TYPE_TRAP_SIGNED): Don't define.
26443 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
26444 (fold_negate_expr): Likewise.
26445 (make_range): Likewise.
26446 (extract_muldiv_1): Likewise.
26447 (maybe_canonicalize_comparison): Likewise.
26448 (fold_comparison): Likewise.
26449 (fold_binary): Likewise.
26450 (tree_expr_nonnegative_p): Likewise.
26451 (tree_expr_nonzero_p): Likewise.
26452 * tree-vrp.c (compare_values): Likewise.
26453 (extract_range_from_binary_expr): Likewise.
26454 (extract_range_from_unary_expr): Likewise.
26455 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
26457 (nowrap_type_p): Likewise.
26458 * tree-scalar-evolution.c (simple_iv): Likewise.
26459 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
26460 (build_range_check): Likewise.
26461 (extract_muldiv_1): Likewise.
26462 (fold_comparison): Likewise.
26463 * tree-vrp.c (vrp_int_const_binop): Likewise.
26464 (extract_range_from_unary_expr): Likewise.
26465 * convert.c (convert_to_integer): Likewise.
26466 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
26467 (fold_comparison): Likewise.
26468 (fold_binary): Likewise.
26469 * optabs.c (optab_for_tree_code): Likewise.
26470 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
26471 * simplify-rtx.c (simplify_const_relational_operation): Check
26472 flag_strict_overflow and flag_trapv.
26473 (simplify_const_relational_operation): Likewise.
26474 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
26475 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
26478 2007-01-27 Roger Sayle <roger@eyesopen.com>
26480 * tree.c (tree_fold_gcd): Delete.
26481 * tree.h (tree_fold_gcd): Remove prototype.
26482 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
26483 test whether one constant integer is a multiple of another. Instead
26484 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
26485 * fold-const.c (multiple_of_p): We've determined both TOP and
26486 BOTTOM are integer constants so we can call int_const_binop directly
26487 instead of the more generic const_binop.
26489 2007-01-27 Roger Sayle <roger@eyesopen.com>
26491 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
26492 1*X check that the constant hasn't overflowed, to preserve the
26494 (round_up): Provide an efficient implementation when rouding-up an
26495 INTEGER_CST to a power-of-two.
26497 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26499 * doc/sourcebuild.texi: Add comma for clarity.
26500 * doc/extend.texi: Fix some typos.
26501 * doc/passes.texi: Likewise.
26502 * doc/cppinternals.texi: Likewise.
26503 * doc/c-tree.texi: Likewise.
26504 * doc/tree-ssa.texi: Likewise.
26505 * doc/install.texi: Likewise.
26507 2007-01-27 Jan Hubicka <jh@suse.cz>
26509 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
26510 (pass_sra): Do not require alias information.
26511 * passes.c (init_optimization_passes): Add SRA
26513 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
26515 * tracer.c (rest_of_handle_tracer): We already cleaned
26516 up the CFG in tracer() so don't do it here again.
26517 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
26518 cleanup_cfg here, either. And don't call renumber_insns.
26520 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
26521 and BB_HEAD are in the insn stream here. Instead make sure
26522 that BB_INSN is valid on all insns. Also, do check here that
26523 there are no pending branch predictions...
26524 (rtl_verify_flow_info): ...instead of doing it here. Checks
26525 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
26528 2007-01-26 Roger Sayle <roger@eyesopen.com>
26530 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
26531 function to simplify/factorize operand order canonicalization.
26532 (ix86_fixup_binary_operands): Reorganize using the above function.
26533 (ix86_binary_operator_ok): Likewise.
26535 2007-01-27 Jakub Jelinek <jakub@redhat.com>
26537 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
26538 file scope from optimize_attrs.
26539 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
26541 (optimize_attrs): Clear insn_code_values after freeing it.
26543 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
26545 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
26546 a parts.base assignment.
26548 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
26550 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
26551 (compute_subscript_distance, initialize_data_dependence_relation,
26552 finalize_ddr_dependent, analyze_ziv_subscript,
26553 analyze_siv_subscript_cst_affine,
26554 compute_overlap_steps_for_affine_univar,
26555 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
26556 analyze_siv_subscript, analyze_miv_subscript,
26557 analyze_overlapping_iterations, subscript_dependence_tester_1,
26558 compute_self_dependence, free_dependence_relation): Work
26559 with affine_fn instead of chrecs.
26560 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
26561 common_affine_function, affine_function_base,
26562 affine_function_constant_p, affine_fn_op, affine_fn_plus,
26563 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
26564 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
26565 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
26566 (all_chrecs_equal_p): Removed.
26567 * tree-data-ref.h (affine_fn, conflict_function): New types.
26568 (struct subscript): Change type of conflicting_iterations_in_a
26569 and conflicting_iterations_in_b.
26571 2007-01-26 Steve Ellcey <sje@cup.hp.com>
26574 * config/pa/pa.h (TARGET_HPUX_11): New.
26575 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
26576 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
26578 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
26579 Richard Guenther <rguenther@suse.de>
26581 * tree-ssa-structalias.c (solve_graph): Handle case
26582 we merged the variable to another.
26584 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26586 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
26589 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
26590 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
26592 2007-01-25 DJ Delorie <dj@redhat.com>
26594 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
26595 allow changes to modes which don't fit in those registers.
26597 * reload1.c (choose_reload_regs): Check for invalid subregs before
26598 computing their locations, not after.
26600 2007-01-25 Geoffrey Keating <geoffk@apple.com>
26603 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
26604 save Altivec registers in an eh_return function.
26605 (compute_vrsave_mask): Likewise.
26606 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
26607 for saving Altivec registers.
26608 (rs6000_emit_prologue): Don't allocate stack twice in
26609 eh_return function. Correct expected value of altivec_save_offset
26610 when using save_world. Describe save of R0 to stack when using
26611 save_world. Describe stack pointer adjustment when using
26612 save_world. Remove duplicated eh_return parameter register saving.
26613 Update sp_offset variable after save_world.
26614 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
26616 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
26617 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
26620 2007-01-25 Steve Ellcey <sje@cup.hp.com>
26622 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
26624 2007-01-25 Steve Ellcey <sje@cup.hp.com>
26627 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
26628 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
26630 2007-01-25 Richard Guenther <rguenther@suse.de>
26632 * doc/invoke.texi (-Wcoverage-mismatch): Document.
26633 * common.opt (-Wcoverage-mismatch): New warning option.
26634 * coverage.c (get_coverage_counts): Ignore coverage mismatch
26635 if -Wcoverage-mismatch is given.
26637 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
26639 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
26640 (ipcp_driver): Change to static definition.
26641 Add dumping of the ifunctions.
26642 (constant_val_insert): Remove unused parameter. Support for SSA.
26643 (ipcp_propagate_const): Support for SSA.
26644 (ipcp_profile_bb_print): Print only analyzed nodes.
26645 (ipcp_replace_map_create): Remove support for Fortran constant
26647 * ipa-prop.c (ipa_method_modify_stmt,
26648 ipa_callsite_compute_param): Support for SSA.
26649 * ipa-prop.h (ipcp_driver): Remove declaration.
26650 (IS_VALID_TREE_MAP_INDEX): Add define.
26652 2007-01-24 Geoffrey Keating <geoffk@apple.com>
26654 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
26656 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26658 PR middle-end/30447
26659 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
26660 constant argument to cabs and do it without checking for
26661 -funsafe-math-optimizations.
26663 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
26665 * c-common.h (RID_FIRST_CXX0X): New.
26666 (RID_LAST_CXX0X): New.
26667 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
26669 * c.opt (Wc++0x-compat): New.
26670 * doc/invoke.texi (-Wc++0x-compat): Document.
26672 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26674 * builtins.c (fold_builtin_carg): New.
26675 (fold_builtin_1): Use it.
26677 2007-01-24 Jan Hubicka <jh@suse.cz>
26679 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
26681 * ipa-inline.c (initial_insns, max_insns): Delete.
26682 (compute_max_insns): New function.
26683 (cgraph_decide_inlining_of_small_function): Use it; take minimal
26684 amount of insns as base for code growth.
26685 (cgraph_decide_inlining): Make initial_insns local; do not compute
26687 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
26688 * doc/invoke.texi (inline-unit-growth): Update docs.
26690 2007-01-24 Jakub Jelinek <jakub@redhat.com>
26692 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
26693 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
26694 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
26695 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
26696 for CPUs that have PTA_CX16 set.
26698 PR middle-end/27416
26699 * gimplify.c (omp_check_private): New function.
26700 (gimplify_scan_omp_clauses): Use it for
26701 firstprivate/lastprivate/reduction.
26703 PR middle-end/30494
26704 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
26705 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
26707 PR middle-end/30421
26708 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
26709 If lower_lastprivate_clauses emits some statements, append them
26710 to dlist rather than body_p and to body_p append an initializer.
26711 (lower_omp_for): Adjust caller.
26713 2007-01-24 Steve Ellcey <sje@cup.hp.com>
26715 * target.h (globalize_decl_name): New.
26716 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
26717 * output.h (default_globalize_decl_name): New.
26718 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
26720 (globalize_decl): Ditto.
26721 (default_globalize_decl_name): New.
26722 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
26723 (ia64_handle_version_id_attribute): New.
26724 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
26725 (ia64_asm_output_external): Use globalize_decl_name instead
26726 of globalize_label.
26727 * doc/extend.texi (version_id): New pragma.
26728 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
26730 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
26732 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
26733 _uleb128_t and _Unwind_SWord with _sleb128_t.
26734 * unwind-dw2.c (extract_cie_info, execute_stack_op,
26735 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
26737 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
26738 * unwind-pe.h (read_uleb128, read_sleb128,
26739 read_encoded_value_with_base): Likewise.
26740 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
26742 2007-01-24 Richard Guenther <rguenther@suse.de>
26744 * builtins.c (expand_builtin_cexpi): Get the fndecl
26745 for cexp in the correct way.
26747 2007-01-24 Jan Hubicka <jh@suse.cz>
26749 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
26752 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
26754 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
26755 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
26756 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
26757 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
26758 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
26759 __SIZEOF_PTRDIFF_T__.
26760 * doc/cpp.texi: Documentation for the new builtin macros added.
26762 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
26764 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
26765 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
26766 instead of operands[2] to avoid access past the end of array.
26768 2007-01-24 Richard Sandiford <richard@codesourcery.com>
26770 * reload1.c (emit_reload_insns): Pass the reload register
26771 for a non-spill output reload through forget_old_reloads_1.
26773 2007-01-23 Joseph Myers <joseph@codesourcery.com>
26775 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
26776 _SOFT_DOUBLE if doubles use software floating-point.
26777 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
26778 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
26779 * config/rs6000/darwin-ldouble.c: Also compile functions for
26780 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
26781 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
26782 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
26783 commented-out long double override.
26784 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
26785 * config/rs6000/eabispe.h: Likewise.
26786 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
26787 long double for non-SPE.
26788 (rs6000_handle_option): Likewise.
26789 (invalid_e500_subreg): Disallow more subregs involding DImode,
26790 DFmode, TImode or TFmode.
26791 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
26793 (legitimate_lo_sum_address_p): Also check for TFmode for E500
26795 (rs6000_legitimize_address): Also handle TFmode for E500 double.
26796 (rs6000_legitimize_reload_address): Also handle TFmode for E500
26798 (rs6000_legitimate_address): Also check for TFmode for E500
26800 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
26801 (spe_build_register_parallel): Handle TFmode and TCmode.
26802 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
26804 (function_arg): Handle TFmode and TCmode for E500 double.
26805 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
26807 (print_operand): Handle TFmode and TImode for %y.
26808 (rs6000_generate_compare): Handle TFmode comparisons for E500
26810 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
26811 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
26812 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
26813 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
26814 TFmode for E500 double.
26815 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
26816 (floatsidf2): Enable for E500 double.
26817 (movtf_softfloat): Use rs6000_nonimmediate_operand.
26818 (extenddftf2): Change to extenddftf2_fprs.
26819 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
26820 depending on TARGET_E500_DOUBLE.
26821 (extendsftf2): Enable for E500 double.
26822 (trunctfdf2): Enable for E500 double.
26823 (trunctfsf2): Change to trunctfsf2_fprs.
26824 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
26825 depending on TARGET_E500_DOUBLE.
26826 (floatsitf2): Enable for E500 double.
26827 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
26828 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
26829 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
26830 (negtf2): Change to negtf2_internal.
26831 (negtf2): New expander.
26832 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
26833 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
26834 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
26835 (movdi_internal32): Use rs6000_nonimmediate_operand.
26836 (unnamed splitter): Likewise.
26837 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
26838 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
26839 (SPE64TF, DITI): New mode macros.
26840 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
26843 (frob_<mode>_di_2): New.
26844 (frob_tf_di_8_2): New.
26845 (frob_di_df): Change to frob_di_<mode>; allow more modes.
26847 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
26849 (frob_ti_<mode>_8_2): New.
26850 (frob_ti_tf_2): New.
26851 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
26852 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
26854 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
26855 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
26856 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
26857 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
26858 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
26859 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
26862 2007-01-23 Ian Lance Taylor <iant@google.com>
26864 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
26866 (OBJS-archive): Reformat, alphabetize.
26867 (OBJS): Change out_object_file to OBJS-md.
26869 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
26871 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
26872 JUMP_P and CALL_P predicates where applicable.
26873 * config/i386/i386.c: Ditto.
26874 * config/i386/i386.md: Ditto.
26875 * config/i386/mmx.md: Ditto.
26876 * config/i386/predicates.md: Ditto.
26878 2007-01-22 Andreas Schwab <schwab@suse.de>
26880 * config/m68k/m68k.h: Fix comment.
26882 2007-01-22 Jan Hubicka <jh@suse.cz>
26884 * passes.c (init_optimization_passes): Do not rerun
26885 pass_early_warn_uninitialized.
26887 2007-01-22 Richard Guenther <rguenther@suse.de>
26889 PR tree-optimization/30038
26890 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
26892 (execute_cse_sincos_1): Likewise.
26893 (execute_cse_sincos): Likewise.
26894 (gate_cse_sincos): Likewise.
26895 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
26896 the cexpi() canonicalization of sincos().
26897 * tree-pass.h (pass_cse_sincos): Declare.
26898 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
26900 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
26902 PR rtl-optimization/29329
26903 * combine.c (replaced_rhs_insn): Rename to i2mod.
26904 (replaced_rhs_value): Rename to i2mod_new_rhs.
26905 (i2mod_old_rhs): New global variable.
26906 (combine_instructions): Adjust for above change. Save a copy of
26907 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
26908 note are substituted in the second instruction.
26909 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
26910 ditch the note if it pertains to the second eliminated register
26911 and this register is mentioned in i2mod_old_rhs.
26914 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
26916 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
26917 the insn to which the note was originally attached.
26919 2007-01-21 Jan Hubicka <jh@suse.cz>
26921 * ipa-inline.c (inlining_mode): Comment, move up.
26922 (cgraph_decide_inlining_incrementally): Do not perform inlining
26923 itself; fix handling of flattening of self recursive functions.
26924 (cgraph_find_cycles): Remove.
26925 (cgraph_flatten_node): Remove.
26926 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
26927 (try_inline): New function.
26928 (cgraph_early_inlining): Update call of
26929 cgraph_decide_inlining_incrementally. Apply inlining here.
26930 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
26932 2007-01-21 Dirk Mueller <dmueller@suse.de>
26935 * tree-vrp.c (check_array_bounds): do not warn
26936 about ADDR_EXPR's of ARRAY_REF's which are immediately
26937 used in binary expressions.
26939 2007-01-21 Ira Rosen <irar@il.ibm.com>
26941 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
26942 read_write_dep and macros for its access.
26943 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
26944 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
26945 argument, call vect_check_interleaving for every independent pair of
26946 data-refs. Mark loads that access the same memory location as a store
26948 (vect_check_dependences): Remove.
26949 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
26950 call, fix the call to vect_analyze_data_ref_dependence.
26951 (vect_analyze_data_ref_access): For statements that access the same
26952 data-ref, check that they are not stores; for loads, check that there
26953 is no store that access the same location.
26955 2007-01-20 Roger Sayle <roger@eyesopen.com>
26956 Joseph Myers <joseph@codesourcery.com>
26958 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
26959 (-fdump-rtl-stack): Likewise.
26960 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
26961 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
26962 (-mpt-fixed): Use @minus{} for minus sign.
26963 (Using Precompiled Headers): Fix under/overfull hbox.
26965 2007-01-20 Jan Hubicka <jh@suse.cz>
26967 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
26968 place within annotation.
26970 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26972 * pa.c (output_move_double): Change array size of xoperands to 4.
26974 2007-01-20 Jan Hubicka <jh@suse.cz>
26976 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
26979 2007-01-19 Ian Lance Taylor <iant@google.com>
26981 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
26982 constant to unsigned HOST_WIDE_INT before negating.
26984 2007-01-19 Ian Lance Taylor <iant@google.com>
26986 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
26988 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
26989 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
26990 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
26991 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
26992 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
26993 (realloc_vdef, realloc_vuse): Change second parameter to
26995 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
26996 fields to unsigned.
26997 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
26998 unsigned. Change x and lim locals to unsigned.
26999 (realloc_vdef, realloc_vuse): Change num_elem parameter to
27001 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
27002 (copy_virtual_operands): Change i and n locals to unsigned.
27004 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27006 PR middle-end/29335
27007 * builtins.c (fold_builtin_1): Handle builtin fdim.
27009 2007-01-20 Jan Hubicka <jh@suse.cz>
27011 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
27012 * tree-ssa-structalias.c (compute_points_to_sets): Do call
27013 init_alias_heapvars.
27014 (init_alias_heapvars): Initialize only when not already initialized.
27015 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
27017 2007-01-19 Roger Sayle <roger@eyesopen.com>
27019 * common.opt (fsigned-zeros): New command line option.
27020 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
27021 of flag_unsafe_math_optimizations.
27022 * opts.c (set_fast_math_flags): The -ffast-math command line option
27023 implies -fno-signed-zeros.
27024 (fast_math_flags_set_p): Likewise.
27026 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
27027 the documentation of -ffast-math appropriately. Wrap long lines.
27029 2007-01-19 Steve Ellcey <sje@cup.hp.com>
27031 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
27032 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
27034 2007-01-19 Tomas Bily <tbily@suse.cz>
27036 * cgraphunit.c (cgraph_finalize_function): Updating of pid
27038 (tree_init_ic_make_global_vars): New function
27039 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
27040 (tree_gen_ic_profiler): New function
27041 (tree_gen_ic_func_profiler): New function
27042 (tree_profiling): Added calling of tree_gen_ic_func_profiler
27043 (tree_profile_hooks): Added hook for indirec/virtual calls
27044 * value-prof.c (tree_find_values_to_profile): New case for
27046 (tree_values_to_profile): Call for determining indirect/virtual
27048 (tree_indirect_call_to_profile): New function
27049 (tree_ic_transform): New function
27050 (tree_ic): New function
27051 (find_func_by_pid): New function
27052 (init_pid_map): New function
27053 (tree_value_profile_transformations): Added check for
27054 indirect/virtual call transformation
27055 * value-prof.h (enum hist_type): New counter type for
27056 indirect/virtual calls
27057 (profile_hooks): Added new hook for profiling indirect/virtual
27059 * profile.c (instrument_values): New case for indirect/virtual
27061 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
27062 (GCOV_COUNTER_V_INDIR): New counter type
27063 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
27064 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
27066 * cgraph.c: Definition of cgraph_max_pid
27067 (cgraph_create_node): Default init of pid attribute
27068 * cgraph.h: Declaration of cgraph_max_pid
27069 (struct cgraph_node): Added pid attribute
27070 * libgcov.c (__gcov_indirect_call_profiler): New function
27071 (__gcov_one_value_profiler_body): New function
27072 (__gcov_one_value_profiler): Body was moved to
27073 __gcov_one_value_profiler_body and calls it
27075 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
27077 * doc/gty.texi (Options): Document the mark_hook option to GTY.
27078 * gengtype.c (write_types_data, write_func_for_structure,
27079 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
27080 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
27081 (walk_type, write_func_for_structure): Generate the mark_hook if
27084 2007-01-19 Jan Hubicka <jh@suse.cz>
27086 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
27087 'early' argument take inlining mode argument specifying whether to
27088 inline for size/speeed or all functions; add support for flattening;
27090 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
27092 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27095 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
27096 the name of the declared identifier.
27098 2007-01-19 Dirk Mueller <dmueller@suse.de>
27100 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
27101 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
27102 duplicate evaluation.
27104 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
27106 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
27107 Macroize expander using X87MODEF12 mode macro. Extend operand 1
27108 to XFMode, use acosxf2 and truncate result to requested mode.
27109 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
27110 (asin<mode>2): Similarly, with asin expanders.
27111 (*fscalexf4_i387): Rename from *fscalexf4.
27112 (expNcorexf3): New expander.
27113 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
27114 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
27115 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
27116 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
27117 patterns for SSE math.
27118 (exp10<mode>2): Similarly, with exp10 expanders.
27119 (exp2<mode>2): Similarly, with exp2 expanders.
27120 (expm1<mode>2): Similarly, with expm1 expanders.
27121 (ldexp<mode>3): Similarly, with ldexp expanders.
27122 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
27123 Use gen_truncxf<mode>2_i387_noop to truncate result.
27125 2007-01-19 Richard Sandiford <richard@codesourcery.com>
27127 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
27128 for ColdFire targets.
27130 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
27131 Richard Sandiford <richard@codesourcery.com>
27133 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
27134 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
27135 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
27136 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
27137 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
27138 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
27140 2007-01-19 Richard Sandiford <richard@codesourcery.com>
27142 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
27143 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
27144 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
27145 (*adddi_dilshr32_cf): New pattern.
27146 (adddi3, subdi3): Remove first alternatives.
27148 2007-01-19 Richard Sandiford <richard@codesourcery.com>
27150 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
27151 implemented using move.l, do not use its cc result for floating-point
27154 2007-01-19 Richard Sandiford <richard@codesourcery.com>
27156 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
27157 from accepting 's' constraints if flag_pic.
27159 2007-01-19 Richard Sandiford <richard@codesourcery.com>
27161 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
27162 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
27163 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
27164 condition from TARGET_68881 to TARGET_HARD_FLOAT.
27166 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
27168 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
27169 ColdFire alternatives.
27170 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
27171 * config/m68k/m68k.md (clzsi2): Define for ColdFire
27172 architectures that support ff1 instruction.
27174 2007-01-19 Richard Sandiford <richard@codesourcery.com>
27175 Julian Brown <julian@codesourcery.com>
27177 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
27178 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
27179 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
27182 2007-01-19 Richard Sandiford <richard@codesourcery.com>
27184 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
27186 (output_move_const_into_data_reg, output_move_simode_const): Delete.
27187 * config/m68k/m68k.c (const_method, const_int_cost): Take a
27188 HOST_WIDE_INT instead of an rtx.
27189 (m68k_rtx_costs): Update call accordingly.
27190 (output_move_const_into_data_reg): Likewise. Fix formatting.
27191 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
27193 (output_move_simode_const): Update calls after above changes.
27194 Rework to use automatic variables and predicates like MEM_P.
27195 * config/m68k/m68k.md (pushexthisi_const): Update call to
27198 2007-01-19 Dirk Mueller <dmueller@suse.de>
27200 * tree-ssa-alias.c (perform_var_substitution): Fix typo
27201 in dump_flags test.
27203 2007-01-19 Richard Guenther <rguenther@suse.de>
27205 * builtins.c (expand_builtin_cexpi): Fall back to expanding
27206 via cexp in case sincos is not available.
27208 2007-01-19 Richard Guenther <rguenther@suse.de>
27210 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
27211 * defaults.h (TARGET_HAS_SINCOS): Default to off.
27212 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
27213 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
27214 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
27215 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
27216 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
27217 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
27219 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
27221 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
27223 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
27224 (atan2xf3): Directly generate RTL pattern.
27225 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
27226 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
27227 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
27228 disable patterns for SSE math.
27229 (atan<mode>2): Rename from atansf2 and atandf2 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.
27234 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
27236 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
27238 2007-01-18 Roger Sayle <roger@eyesopen.com>
27240 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
27241 VIEW_CONVERT_EXPR to the same type as it's operand.
27243 2007-01-18 David Edelsohn <edelsohn@gnu.org>
27245 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
27246 configured for long double 128.
27248 2007-01-18 Mike Stump <mrs@apple.com>
27250 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
27253 2007-01-18 Michael Meissner <michael.meissner@amd.com>
27255 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
27258 2007-01-18 Jan Hubicka <jh@suse.cz>
27260 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
27261 greater than NUM_VOP_FREE_BUCKETS.
27263 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
27265 * tree-ssa-structalias.c: Update comments.
27266 (ptabitmap_obstack): Removed.
27267 (pta_obstack): New.
27268 (oldpta_obstack): Ditto.
27269 (stats): Add a few members.
27270 (struct variable_info): Remove node, complex, address_taken, and
27271 indirect_target members. Add oldsolution member.
27272 (new_var_info): Do not initialize removed members.
27273 (constraint_expr_type): Remove INCLUDES.
27274 (constraint_graph): Add size, implicit_preds, rep,
27275 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
27276 (FIRST_REF_NODE): New macro.
27277 (LAST_REF_NODE): Ditto.
27278 (FIRST_ADDR_NODE): Ditto.
27279 (find): New function.
27281 (dump_constraint): Do not handle INCLUDES.
27282 (insert_into_complex): Do not insert duplicate constraints.
27283 (condense_varmap_nodes): Renamed and rewritten into ...
27284 (merge_node_constraints): This. Also fix bug in handling of
27285 offseted copy constraints.
27286 (clear_edges_for_node): No longer need to deal with preds at all,
27287 or removing associated preds/succs.
27288 (merge_graph_nodes): Deal with indirect_cycles.
27289 Don't deal with predecessors.
27290 (add_implicit_graph_edge): New function.
27291 (add_pred_graph_edge): Ditto.
27292 (add_graph_edge): Don't deal with predecessors.
27293 (build_constraint_graph): Removed.
27294 (build_pred_graph): New function.
27295 (build_succ_graph): Ditto.
27296 (struct scc_info): Removed in_component. Added roots, dfs, and
27297 node_mapping. Remove visited_index, unification_queue.
27298 (scc_visit): Deal with union-find we do now.
27299 Deal with cycles with REF nodes.
27300 (collapse_nodes): Renamed and rewritten to ...
27301 (unify_nodes): This.
27302 (process_unification_queue): Removed.
27303 (topo_visit): Cleanup
27304 (do_da_constraint): Use find.
27305 (do_sd_constraint): Ditto.
27306 (do_ds_constraint): Ditto.
27307 (do_complex_constraint): Ditto.
27308 (init_scc_info): Update for removed and added members.
27309 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
27310 (find_indirect_cycles): This.
27311 (equivalence_class): New variable.
27312 (label_visit): New function.
27313 (perform_variable_substitution): Rewritten.
27314 (free_var_substitution_info): New function.
27315 (find_equivalent_node): Ditto.
27316 (move_complex_constraints): Ditto.
27317 (eliminate_indirect_cycles): Ditto.
27318 (solve_graph): Only propagate changed bits.
27319 Use indirect cycle elimination.
27321 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
27322 (tree_id_eq): Renamed to ...
27323 (tree_vi_eq): This. Update for member change
27324 (insert_id_for_tree): Renamed and rewritten to ...
27325 (insert_vi_for_tree): This.
27326 (lookup_id_for_tree): Renamed and rewritten to ...
27327 (lookup_vi_for_tree): This.
27328 (get_id_for_tree): Renamed and rewritten to ...
27329 (get_vi_for_tree): Ditto.
27330 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
27331 (process_constraint): Don't handle INCLUDES.
27332 Remove special ADDRESSOF case.
27333 (find_func_aliases): Rewrite to use vi functions instead of id
27335 (create_function_info_for): Ditto.
27336 (create_variable_info_for): Ditto.
27337 (intra_create_variable_infos): Ditto.
27338 (merge_smts_into): Ditto.
27339 (find_what_p_points_to): Ditto.
27340 (init_base_vars): Ditto.
27341 (init_alias_vars): Ditto.
27342 (remove_preds_and_fake_succs): New function.
27343 (dump_sa_points_to_info): Dump new stats.
27344 (dump_solution_for_var): Use find.
27345 (set_used_smts): Fix formatting.
27346 (compute_points_to_sets): Updated for new functions.
27347 (ipa_pta_execute): Ditto.
27349 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
27350 Richard Sandiford <richard@codesourcery.com>
27352 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
27354 * calls.c (expand_call): If the return value is a PARALLEL,
27355 extract its first member.
27356 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
27357 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
27358 use FUNCTION_EXTRA_EPILOGUE.
27359 (m68k_function_value): Return a PARALLEL if the return value
27360 is of a pointer type.
27361 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
27362 (FUNCTION_EXTRA_EPILOGUE): Remove.
27363 * config/m68k/m68k.md (D0_REG): New constant.
27365 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
27367 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
27368 output a NOP for empty epilogues.
27370 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27372 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
27373 before function. Extend register save check to include all
27374 registers, not just integer ones.
27376 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
27378 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
27379 (m68k_use_return_insn): ...this.
27380 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
27381 * config/m68k/m68k.c (use_return_insn): Rename to...
27382 (m68k_use_return_insn): ...this.
27383 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
27384 of USE_RETURN_INSN.
27386 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
27388 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
27389 nearest even, fix denormal rounding overflow.
27391 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27393 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
27394 f%$smove and f%$move.
27395 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
27396 (extendsfdf2_cf): Use fdmove instead of f%&move.
27397 (truncdfsf2_cf): Use fsmove instead of f%$smove.
27398 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
27400 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27402 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
27405 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27407 * real.h (real_format): Add a canonical_nan_lsbs_set field.
27408 (coldfire_single_format): Declare.
27409 (coldfire_double_format): Likewise.
27410 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
27411 of qnan_msb_set to determine the lower bits of a canonical
27413 (encode_ieee_double): Likewise.
27414 (encode_ieee_quad): Likewise.
27415 (ieee_single_format): Initialize canonical_nan_lsbs_set.
27416 (mips_single_format): Likewise.
27417 (ieee_double_format): Likewise.
27418 (mips_double_format): Likewise.
27419 (ieee_extended_motorola_format): Likewise.
27420 (ieee_extended_intel_96_format): Likewise.
27421 (ieee_extended_intel_128_format): Likewise.
27422 (ieee_extended_intel_96_round_53_format): Likewise.
27423 (ibm_extended_format): Likewise.
27424 (mips_extended_format): Likewise.
27425 (ieee_quad_format): Likewise.
27426 (mips_quad_format): Likewise.
27427 (vax_f_format): Likewise.
27428 (vax_d_format): Likewise.
27429 (vax_g_format): Likewise.
27430 (i370_single_format): Likewise.
27431 (i370_double_format): Likewise.
27432 (decimal_single_format): Likewise.
27433 (decimal_double_format): Likewise.
27434 (decimal_quad_format): Likewise.
27435 (c4x_single_format): Likewise.
27436 (c4x_extended_format): Likewise.
27437 (real_internal_format): Likewise.
27438 (coldfire_single_format): New real_format.
27439 (coldfire_double_format): Likewise.
27440 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
27441 canonical_nan_lsbs_set.
27442 (pdp11_d_format): Likewise.
27443 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
27444 if TARGET_COLDFIRE_CPU.
27446 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27448 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
27449 (output_call, m68k_legitimize_call_address): Declare.
27450 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
27451 parenthesees. Add support for a 'W' constraint.
27452 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
27453 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
27454 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
27455 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
27457 (override_options): Initialize them. Do not set flag_no_function_cse
27458 for TARGET_ID_SHARED_LIBRARY.
27459 (m68k_output_pic_call): Delete.
27460 (m68k_legitimize_call_address): New function.
27461 (print_operand): Remove the %o prefix. Handle the %p prefix.
27462 (output_call): New function.
27463 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
27464 target address from the GOT if symbolic jumps are not allowed.
27465 * config/m68k/m68k.md (call, general_operand): Do not set
27466 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
27467 Merge separate flag_pic and !flag_pic define_insns into...
27468 (*call, *call_value): ...these new patterns. Match the address
27469 rather than the containing MEM and require it to be a call_operand.
27470 Use output_call to generate the asm template.
27471 * config/m68k/predicates.md (const_call_operand): New predicate.
27472 (call_operand): Likewise.
27474 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
27476 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
27477 (STACK_GROWS_DOWNWARD): Define to 1.
27478 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
27479 comments, emphasizing that these values are only defaults.
27480 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
27481 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
27483 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27485 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
27487 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
27488 Richard Sandiford <richard@codesourcery.com>
27490 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
27491 (FP_REGNO_P): New macros.
27492 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
27493 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
27494 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
27495 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
27497 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
27499 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
27500 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
27502 * config/m68k/t-floatlib: New file, extracting common code from...
27503 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
27504 * config/m68k/t-uclinux: Here.
27505 * config/m68k/fpgnulib.c: Do not compile extendeed precision
27506 routines on ColdFire targets.
27508 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
27510 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
27511 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
27512 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
27513 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
27514 explicitly set MOTOROLA to 1.
27515 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
27517 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27518 Nathan Sidwell <nathan@codesourcery.com>
27520 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
27521 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
27522 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
27523 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
27524 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
27525 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
27526 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
27527 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
27528 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
27529 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
27530 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
27531 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
27532 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
27533 (DBX_REGISTER_NUMBER): Delete.
27534 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
27535 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
27536 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
27538 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27540 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
27541 * config/flat.h: New file.
27542 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
27543 OBJECT_FORMAT_FLAT.
27544 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
27545 indirect references for -msep-data or -mid-shared-library.
27546 Do not use PC-relative code addresses either.
27547 * config/m68k/m68k.c (override_options): Restrict -fPIC error
27549 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
27550 for shared libraries and crt1.o for executables. Use crti.o and
27552 (ENDFILE_SPEC): Use crtend.o and crtn.o.
27553 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
27554 Do not add -elf2flt or -shared-lib-id options here.
27555 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
27556 Pass -shared-lib-id if -mid-shared-library, taking the library
27557 identifier from -mshared-library-id if given, otherwise
27559 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
27560 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
27561 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
27562 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
27563 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
27564 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
27566 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
27567 jump sequence for ISA A and ISA A+.
27568 (PICJUMP): Likewise.
27570 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27572 * config.gcc (m68k-*-uclinux*): Base the port on the common
27573 and m68k GNU/Linux files rather than on the generic ELF ones.
27574 * config/m68k/uclinux.h (TARGET_VERSION): Override.
27575 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
27577 2007-01-18 Julian Brown <julian@codesourcery.com>
27578 Richard Sandiford <richard@codesourcery.com>
27580 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
27581 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
27582 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
27584 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
27585 80 unconditionally.
27586 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
27588 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27590 * doc/install.texi: Document m68k-uclinuxoldabi.
27591 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
27592 * config/m68k/uclinux-oldabi.h: New file, copied from
27593 config/m68k/uclinux.h.
27595 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
27597 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
27598 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
27599 (m32r_compute_frame_size): Use unsigned for regno.
27600 (m32r_reload_lr): Use gen_frame_mem.
27602 (m32r_output_function_epilogue): Don't output the function epilogue
27604 (m32r_expand_epilogue): New.
27605 (direct_return): Return false if the function has the interrupt
27607 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
27608 * config/m32r/m32r.md (epilogue): New expander.
27609 (return_lr, return_rte): New insns.
27610 (return): Make it expander.
27611 (return_normal): New expander.
27613 2007-01-18 Josh Conner <jconner@apple.com>
27616 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
27617 support for UNLE, UNLT, UNGE, and UNGT.
27619 2007-01-18 Jan Hubicka <jh@suse.cz>
27621 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
27622 * tree-tailcall (add_virtual_phis): Likewise.
27623 (optimize_tail_call): Return TODOs.
27624 (execute_tail_calls): Return TODOs.
27625 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
27626 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
27628 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
27629 Cleanup cfg using TODO.
27630 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
27631 * passes.c (execute_function_todo): When cleanup did something, remove
27633 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
27634 (make_edges): Don't cleanup_cfg.
27636 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
27638 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
27639 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
27640 operate on the top of stack.
27641 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
27642 register handling of instructions that output to the second
27644 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
27645 (move_for_stack_reg): Special-case check for dead destination
27646 stack slot for constant load of 1.0 inside UNSPEC_TAN.
27648 * config/i386/i386.md (UNSPEC_TAN): New constant.
27649 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
27650 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
27651 to correctly model move of constant 1.0 to top stack slot.
27652 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
27653 (unnamed peephole2 pattern): Remove corresponding peephole2
27654 pattern that optimizes tan insn and loading of constant 1.0.
27655 (tanxf2): Use fptanxf4_i387.
27656 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
27657 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
27658 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
27659 disable patterns for SSE math.
27660 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
27661 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
27663 2007-01-18 Dirk Mueller <dmueller@suse.de>
27664 Richard Guenther <rguenther@suse.de>
27667 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
27668 * common.opt (Warray-bounds): Add new warning option.
27669 * c-opts.c (c_common_handle_option): Define -Warray-bounds
27671 * Makefile.in: make tree-vrp.o depend on toplev.h
27672 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
27674 (check_array_refs, check_array_bounds, check_array_ref): New.
27676 2007-01-18 Jan Hubicka <jh@suse.cz>
27678 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
27679 (execute_ssa_ccp): Return flags conditionally.
27680 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
27682 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
27684 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
27686 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
27687 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
27689 * Makefile.c (GTFILES): Add cfglayout.h.
27690 * gengtype.c (open_base_files): Likewise.
27691 * cfglayout.c (cfg_layout_function_footer,
27692 cfg_layout_function_header) Reindent to make gengtype happy.
27693 * cfglayout.h (cfg_layout_function_footer,
27694 cfg_layout_function_header): Add GTY(()) marker.
27696 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
27698 2007-01-18 Ben Elliston <bje@au.ibm.com>
27700 * genautomata.c (write_automata): Include xstrerror output in the
27701 error message if writing the DFA description file fails.
27703 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
27705 * config/mips/mips-protos.h (mips_output_external): Make it
27707 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
27708 * config/mips/mips.c (irix_output_external_libcall): Likewise.
27709 (extern_list): Likewise.
27710 (extern_head): Likewise.
27711 (TARGET_ASM_FILE_END): Likewise.
27712 (mips_file_end): Likewise.
27713 (mips_output_external): Rewritten.
27715 2007-01-18 Ben Elliston <bje@au.ibm.com>
27717 * genpreds.c (write_insn_preds_c): Only write out the function
27718 body for regclass_for_constraint if we have register constraints.
27720 2007-01-17 Tom Tromey <tromey@redhat.com>
27722 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
27723 * doc/install.texi (Testing): Use sourceware.org.
27724 (Binaries): Likewise.
27725 (Specific): Likewise.
27726 * doc/contrib.texi (Contributors): Use sourceware.org.
27728 2007-01-17 Anatoly Sokolov <aesok@post.ru>
27730 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
27731 (AVR_ENHANCED): Rename to ...
27732 (AVR_HAVE_MUL): ... new.
27733 (avr_enhanced_p): Rename to ...
27734 (avr_have_mul_p): ... new.
27735 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
27736 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
27737 * config/avr/avr.c (avr_enhanced_p): Rename to ...
27738 (avr_have_mul_p): ... new.
27739 (base_arch_s): Rename 'enhanced' to 'have_mul'.
27740 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
27741 'avr_enhanced_p' and 'enhanced'.
27742 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
27743 AVR_HAVE_MUL instead of AVR_ENHANCED.
27744 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
27745 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
27746 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
27747 instead of AVR_ENHANCED.
27748 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
27749 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
27750 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
27752 2007-01-17 Ian Lance Taylor <iant@google.com>
27754 * vec.h (VEC_reserve_exact): Define.
27755 (vec_gc_p_reserve_exact): Declare.
27756 (vec_gc_o_reserve_exact): Declare.
27757 (vec_heap_p_reserve_exact): Declare.
27758 (vec_heap_o_reserve_exact): Declare.
27759 (VEC_OP (T,A,reserve_exact)): New static inline function, three
27761 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
27762 negative parameter.
27763 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
27764 (VEC_OP (T,A,copy)) [all versions]: Likewise.
27765 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
27766 * vec.c (calculate_allocation): Add exact parameter. Change all
27768 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
27769 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
27770 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
27771 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
27772 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
27773 (vec_heap_p_reserve_exact): New function.
27774 (vec_heap_o_reserve_exact): New function.
27776 2007-01-17 Jan Hubicka <jh@suse.cz>
27778 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
27780 2007-01-17 Eric Christopher <echristo@apple.com>
27782 * config.gcc: Support core2 processor.
27784 2007-01-16 Jan Hubicka <jh@suse.cz>
27786 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
27787 the names, just unlink the chain so we don't crash on dangling
27791 2007-01-16 Jan Hubicka <jh@suse.cz>
27793 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
27794 * tree-pass.h: Reorder to make IPA passes appear toegher.
27795 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
27797 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
27798 parameters, do not call early inliner.
27799 * ipa-inline.c: Update comments. Include tree-flow.h
27800 (cgraph_decide_inlining): Do not compute inlining parameters.
27801 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
27802 be called with function context set up.
27803 (pass_ipa_inline): Remove unreachable functions before pass.
27804 (cgraph_early_inlining): Simplify assuming to be called from the
27806 (pass_early_inline): New pass.
27807 (cgraph_gate_ipa_early_inlining): New gate.
27808 (pass_ipa_early_inline): Turn into simple wrapper.
27809 (compute_inline_parameters): New function.
27810 (gate_inline_passes): New gate.
27811 (pass_inline_parameters): New pass.
27812 (apply_inline): Move here from tree-optimize.c
27813 (pass_apply_inline): New pass.
27814 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
27816 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
27817 doing them by hand.
27818 (tree_function_versioning): Do not allocate dummy struct function.
27819 * tree-inline.h (optimize_inline_calls): Update prototype.
27820 * tree-optimize.c (execute_fixup_cfg): Export.
27821 (pass_fixup_cfg): Remove
27822 (tree_rest_of_compilation): Do not apply inlines.
27823 * tree-flow.h (execute_fixup_cfg): Declare.
27824 * Makefile.in (gt-passes.c): New.
27825 * passes.c: Include gt-passes.h
27826 (init_optimization_passes): New passes.
27827 (nnodes, order): New static vars.
27828 (do_per_function_toporder): New function.
27829 (execute_one_pass): Dump current pass here.
27830 (execute_ipa_pass_list): Don't dump current pass here.
27832 2007-01-16 Janis Johnson <janis187@us.ibm.com>
27834 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
27835 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
27837 2007-01-16 David Edelsohn <edelsohn@gnu.org>
27839 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
27840 (strong_alias): Define.
27841 (__gcc_qmul): Provide non-FMA for soft-float.
27842 (__gcc_qdiv): Same.
27847 (__gcc_qunord): New.
27857 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
27858 soft-float functions.
27859 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
27860 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
27861 about long double soft float.
27863 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
27864 Tehila Meyzels <tehila@il.ibm.com>
27866 * tree-vectorizer.h (is_pattern_stmt_p): New.
27867 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
27868 formatting (tabs instead of spaces). Cleanup and clarify setting
27869 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
27870 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
27871 (vectorizable_type_demotion): Check that types are integral.
27872 (vectorizable_type_promotion): Likewise.
27873 (vectorizable_store): Fix typo. Eliminate new-line at end of
27876 2007-01-16 Jan Hubicka <jh@suse.cz>
27878 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
27881 2007-01-15 Eric Christopher <echristo@apple.com>
27883 * ifcvt.c: Include vec.h, vecprim.h.
27884 (check_cond_move_block): New argument regs.
27885 Reorganize. Add registers used to regs.
27886 (cond_move_process_if_block): Use regs set above as
27889 2007-01-15 Eric Christopher <echristo@apple.com>
27891 * config/darwin.h: Update copyright.
27892 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
27893 (LINK_COMMAND_SPEC): Add -u.
27894 (LINK_SPEC): Fix umbrella for above.
27896 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
27898 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
27901 2007-01-15 Tom Tromey <tromey@redhat.com>
27903 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
27904 * doc/install.texi (Testing): Don't mention jacks.
27905 (Configuration): Document --enable-java-maintainer-mode. Move
27906 --with-java-home to libgcj-specific section. Document
27908 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
27910 2007-01-15 Jan Hubicka <jh@suse.cz>
27912 * tree-ssa-dce.c (DCE_TODOs): New.
27913 (propagate_necessity): Return if something changed.
27914 (eliminate_unnecessary_stmts): Likewise.
27915 (perform_tree_ssa_dce): Return TODO flags when needed.
27916 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
27918 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
27920 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
27921 (fyl2x_extend<mode>xf3_i387): New insn pattern.
27922 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
27923 patterns using X87MODEF12 mode macro. Extend operand 1
27924 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
27925 (log10<mode>2): Ditto.
27926 (log2<mode>2): Ditto.
27927 (log1p<mode>2): Ditto.
27928 (logb<mode>2): Ditto.
27929 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
27930 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
27931 (*fxtractxf3_i387): Rename from *fxtractxf3.
27932 (fxtract_extend<mode>xf3_i387): New insn pattern.
27933 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
27934 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
27935 and gen_fyl2xxf3_i387().
27937 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
27939 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
27940 * cfgloopmanip.c (fix_loop_placement): Made static. Use
27941 get_loop_exit_edges. Changed return type to bool.
27942 * cfgloop.h (fix_loop_placement): Declaration removed.
27944 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
27946 * param.h (MIN_VECT_LOOP_BOUND): New.
27947 * params.def (MIN_VECT_LOOP_BOUND): New.
27948 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
27949 argument - minimum threshold for number of iterations.
27950 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
27951 argument to declaration.
27952 * tree-vect-analyze.c (vect_analyze_operations): Check value of
27953 MIN_VECT_LOOP_BOUND.
27954 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
27955 slpeel_tree_peel_loop_to_edge with additional argument.
27956 (vect_do_peeling_for_alignment): Likewise.
27957 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
27959 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
27962 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
27963 operands of size 1.
27965 2007-01-14 Jan Hubicka <jh@suse.cz>
27967 * tree-dfa.c (remove_referenced_var): New function.
27968 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
27969 prune referenced vars list too.
27970 * tree-flow.h (remove_referenced_var): Declare.
27972 2007-01-14 Jan Hubicka <jh@suse.cz>
27974 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
27976 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
27977 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
27978 * except.h (verify_eh_throw_table_statements): Kill prototype.
27979 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
27980 into call exrepssions.
27981 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
27983 * tree-cfg.c: Include pointer-set.h.
27984 (verify_node_sharing): Work on pointer set.
27985 (verify_eh_throw_stmt_node): New.
27986 (verify_stmts): Use pointers sets, verify throw_stmt.
27988 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
27990 * ipa-reference.c (analyze_function): Consider also addresses taken
27993 2007-01-12 Roger Sayle <roger@eyesopen.com>
27995 * c-typeck.c (null_pointer_constant_p): Replace use of
27996 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
27997 (build_c_cast): Likewise.
27999 2007-01-12 Roger Sayle <roger@eyesopen.com>
28001 * tree.h (force_fit_type_double): Remove unused final argument.
28002 * c-common.c (constant_expression_warning): Replace use of
28003 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
28004 (convert_and_check): Likewise.
28005 (shorten_compare): Update call to force_fit_type_double.
28006 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
28007 * convert.c (convert_to_pointer): Update call to
28008 force_fit_type_double.
28009 * fold-const.c (force_fit_type_double): Remove overflowed_const
28011 (int_const_binop, fold_convert_const_int_from_int,
28012 fold_convert_const_int_from_real, fold_div_compare,
28013 fold_sign_changed_comparison, fold_unary, fold_negate_const,
28014 fold_abs_const, fold_not_const): Remove the final argument from
28015 calls to force_fit_type_double.
28017 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
28019 * configure.ac: Set insn to "nop" for spu-*-* also.
28020 * configure: Regenerate.
28022 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
28024 * builtins.def : Add BUILT_IN_FREE.
28026 2007-01-12 Jan Hubicka <jh@suse.cz>
28028 PR tree-optimization/30443
28029 * tree-inline.c (tree_function_versioning): Do not optimize when
28030 cloning for inlining.
28032 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
28034 * doc/loop.texi: Document recording of loop exits.
28035 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
28036 (update_single_exits_after_duplication,
28037 update_single_exit_for_duplicated_loop,
28038 update_single_exit_for_duplicated_loops): Removed.
28039 (duplicate_loop_to_header_edge): Do not call
28040 update_single_exits_after_duplication and
28041 update_single_exit_for_duplicated_loops.
28042 (loop_version): Do not update single_exit information.
28043 (fix_loop_structure): Use record_loop_exits instead of
28044 mark_single_exit_loops.
28045 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
28046 the lists of loop exits.
28047 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
28048 split_edge, merge_blocks): Update the lists of loop exits.
28049 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
28050 loop_optimizer_init.
28051 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
28052 of mark_single_exit_loops.
28053 (loop_optimizer_finalize): Call release_recorded_exits.
28054 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
28055 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
28056 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
28057 update single exit information.
28058 * lambda-code.c (perfect_nestify): Ditto.
28059 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
28060 (mark_single_exit_loops): Removed.
28061 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
28062 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
28063 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
28065 (get_loop_exit_edges, single_exit): Use recorded exit lists.
28066 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
28067 (verify_loop_structure): Verify consistency of the exit lists.
28068 (flow_loops_find): Use alloc_loop. Initialize exits hash.
28069 (set_single_exit): Removed.
28070 * cfgloop.h (struct loop_exit): New function.
28071 (struct loop): single_exit_ field replaced by exits field.
28072 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
28073 LOOPS_HAVE_RECORDED_EXITS.
28074 (struct loops): Added exits hash.
28075 (mark_single_exit_loops, set_single_exit): Declaration removed.
28076 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
28078 2007-01-12 Richard Sandiford <richard@codesourcery.com>
28080 * doc/invoke.texi: Avoid use of @headitem.
28082 2007-01-12 Richard Sandiford <richard@codesourcery.com>
28084 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
28086 2007-01-12 Richard Sandiford <richard@codesourcery.com>
28088 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
28091 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
28092 Richard Sandiford <richard@codesourcery.com>
28094 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
28095 * config/m68k/m68k.opt: Resort options.
28096 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
28098 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
28099 Richard Sandiford <richard@codesourcery.com>
28101 * doc/invoke.texi: Document the macros that are defined by
28102 m68k's -mtune and -mhard-float options.
28103 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
28104 (m68k_cpp_cpu_family): Likewise.
28105 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
28106 of __ucfv*__ macros. Define __mcffpu__ if generating code for
28107 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
28108 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
28109 (m68k_cpp_cpu_family): Likewise.
28111 2007-01-12 Richard Sandiford <richard@codesourcery.com>
28113 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
28114 macros besides mc68000 as tuning macros. Use a switch statement
28115 to set them and mcpu32.
28117 2007-01-12 Julian Brown <julian@codesourcery.com>
28119 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
28120 (TARGET_68040_ONLY): Rename to...
28121 (TARGET_68040): ...this.
28122 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
28123 * config/m68k/m68k.md: Likewise.
28125 2007-01-12 Julian Brown <julian@codesourcery.com>
28126 Nathan Sidwell <nathan@codesourcery.com>
28127 Richard Sandiford <richard@codesourcery.com>
28129 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
28130 the -mcpu= argument associated with the --with-cpu setting.
28131 Define M68K_DEFAULT_TUNE to the default -mtune= option,
28132 if different from the one implied by the -mcpu setting.
28133 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
28134 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
28135 * doc/invoke.texi: Mention ColdFire in the introduction to the
28136 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
28137 -mno-div and -mhard-float options. Make -m68881 a synonym for
28138 -mhard-float. Document the previously-undocumented -m5206e,
28139 -m528x, -m5307 and -m5407 options. Tweak the existing option
28140 documentation for consistency.
28141 * doc/install.texi: Mention new --with-cpu arguments.
28142 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
28143 default CPU if neither -mcpu nor -march are specified.
28144 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
28145 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
28146 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
28147 using m68k_tune to decide between families that implement the
28148 same ISA. Use m68k_tune to set __mcfv4e__.
28149 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
28150 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
28151 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
28152 (FL_ISA_C, FL_ISA_MMU): New macros.
28153 (MASK_COLDFIRE): Delete.
28154 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
28155 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
28156 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
28157 (TARGET_HARD_FLOAT): Do not define here.
28158 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
28159 (TUNE_68000): New macro.
28160 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
28161 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
28162 (TUNE_CFV2): Redefine in terms of m68k_tune.
28163 (uarch_type, target_device, fpu_type): New enums.
28164 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
28165 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
28166 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
28167 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
28168 (FL_FOR_isa_c): New macros.
28169 (m68k_isa): New enum.
28170 (m68k_target_selection): New structure.
28171 (all_devices, all_isas, all_microarchs): New tables.
28172 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
28173 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
28174 (MASK_ALL_CPU_BITS): Delete.
28175 (m68k_find_selection): New function.
28176 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
28177 Map the legacy target options to a combination of the new ones.
28178 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
28179 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
28180 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
28182 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
28183 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
28185 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
28186 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
28187 * config/m68k/m68k-devices.def: New file.
28189 2007-01-12 Richard Sandiford <richard@codesourcery.com>
28190 Nathan Sidwell <nathan@codesourcery.com>
28192 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
28193 (SUBTARGET_EXTRA_SPECS): New macros.
28194 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
28195 use %(asm_cpu_spec) instead.
28196 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
28197 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
28198 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
28199 (EXTRA_SPECS): Rename to...
28200 (SUBTARGET_EXTRA_SPECS): ...this.
28202 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
28203 Richard Sandiford <richard@codesourcery.com>
28204 Julian Brown <julian@codesourcery.com>
28206 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
28207 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
28208 to the configuration's default CPU.
28209 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
28210 Remove default masks.
28211 (m680[012]0-*-*): Set the default with_cpu to the first part of
28213 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
28214 (m68k*-*-linux): Extend the --with-cpu handling to...
28215 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
28216 and m68010. Don't set target_cpu_default2.
28217 * doc/install.texi: Document --with-cpu for m68k.
28218 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
28219 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
28220 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
28221 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
28222 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
28223 (ASM_SPEC): Remove use of %(asm_cpu_default).
28224 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
28225 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
28226 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
28227 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
28228 __HAVE_FPU__ if TARGET_HARD_FLOAT.
28229 (TARGET_DEFAULT): Delete.
28230 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
28231 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
28232 (CPP_CPU_SPEC): Delete.
28233 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
28234 the appropriate string.
28235 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
28236 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
28237 (ASM_SPEC): Don't use %(asm_default_spec).
28238 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
28239 TARGET_DEFAULT and add MASK_68881.
28240 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
28242 2007-01-12 Richard Sandiford <richard@codesourcery.com>
28244 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
28245 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
28246 MASK_68010 alongside MASK_68020.
28247 * doc/invoke.texi: Document -m68010.
28248 * config/m68k/m68k.opt (m68010): New.
28249 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
28251 (TUNE_68010): New macro.
28252 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
28253 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
28254 (M68K_CPU_m68332): Add MASK_68010.
28255 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
28256 fallback definition.
28257 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
28259 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
28260 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
28261 to all entries that use MASK_68020.
28262 (output_move_simode_const, output_move_himode, output_move_qimode)
28263 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
28264 instead of TARGET_68020 to select clr behavior. Remove comment
28265 about there being no TARGET_68010.
28266 * config/m68k/m68k.md: Likewise throughout.
28268 2007-01-12 Julian Brown <julian@codesourcery.com>
28270 * config/m68k/m68k.h (TARGET_ISAB): New macro.
28271 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
28272 * config/m68k/m68k.md: Likewise.
28274 2007-01-12 Julian Brown <julian@codesourcery.com>
28276 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
28277 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
28279 2007-01-12 Julian Brown <julian@codesourcery.com>
28281 * config/m68k/m68k.h (TUNE_68040_60): New macro.
28282 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
28283 * config/m68k/m68k.md: Likewise.
28285 2007-01-12 Julian Brown <julian@codesourcery.com>
28286 Richard Sandiford <richard@codesourcery.com>
28288 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
28289 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
28290 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
28292 (TARGET_CPU32): Rename to...
28293 (TUNE_CPU32): ...this.
28294 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
28295 (TUNE_CFV2): New macros.
28296 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
28297 remove conditions that are implied by TARGET_68020.
28298 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
28299 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
28300 (m68k_output_function_epilogue): Likewise.
28301 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
28302 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
28303 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
28304 non-68000 timings. Refactor multiplication and division costs.
28305 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
28306 TUNE_CPU32 instead of TARGET_CPU32.
28307 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
28308 and TUNE_68060 instead of TARGET_68060.
28309 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
28310 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
28312 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
28313 && !TARGET_COLDFIRE" to choose between moveq and clr.
28314 Likewise in the unnamed movsf pattern.
28315 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
28316 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
28319 2007-01-12 Richard Sandiford <richard@codesourcery.com>
28321 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
28322 of tabbing before backslashes.
28324 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28326 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
28327 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
28328 (ASM_OUTPUT_INTERNAL_LABEL): Define.
28330 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
28332 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
28333 find_interesting_uses_cond.
28334 (find_interesting_uses_cond): Use extract_cond_operands.
28335 (rewrite_use_compare): Use extract_cond_operands and
28336 force_gimple_operand_bsi. Do not call update_stmt.
28337 (determine_use_iv_cost_condition): Use extract_cond_operands.
28338 Return cheaper of using original bound and changing the exit bound.
28340 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
28342 PR tree-optimization/29516
28343 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
28344 most_expensive_mult_to_index, addr_to_parts,
28345 create_mem_ref, maybe_fold_tmr): Make the type of
28346 fields of TARGET_MEM_REF sizetype.
28347 (move_fixed_address_to_symbol, move_pointer_to_base):
28349 * tree.def (TARGET_MEM_REF): Add comment on types of
28352 2007-01-11 Joseph Myers <joseph@codesourcery.com>
28354 * c-common.c (vector_types_convertible_p): Treat opaque types as
28355 always convertible if they have the same size, but not otherwise.
28357 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
28359 * ifcvt.c (struct noce_if_info): Add comments to the fields.
28360 Remove the b_unconditional field.
28361 (noce_try_sign_mask): Do not look at b_unconditional.
28362 (noce_process_if_block): Do not use merge_if_blocks. Update
28363 the CFG here. Do not set b_unconditional.
28364 (cond_move_process_if_block): Likewise.
28365 (find_cond_trap): Likewise.
28366 (check_cond_move_block): Require simple jump insns at the end
28367 of the basic block.
28369 2007-01-11 Jan Hubicka <jh@suse.cz>
28371 PR tree-optimization/1046
28372 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
28373 when alias info is not ready.
28374 (pass_tail_recursion): Do not require aliasing.
28375 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
28376 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
28377 * tree-ssa-copy.c (pass_copy_prop): Likewise.
28378 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
28379 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
28380 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
28381 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
28383 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
28384 When aliasing is not build, mark statement as volatile.
28386 2007-01-11 Tom Tromey <tromey@redhat.com>
28388 PR preprocessor/15185, PR preprocessor/20989:
28389 * doc/cppopts.texi <-MT>: Update description of algorithm for
28390 computing default target.
28391 <-M, -MD>: Reword "basename" text.
28393 2007-01-11 Roger Sayle <roger@eyesopen.com>
28395 * builtins.c (expand_builtin_pow, expand_builtin_powi,
28396 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
28397 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
28398 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
28399 fold_builtin_bswap, real_constp, fold_builtin_pow,
28400 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
28401 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
28402 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
28403 * convert.c (convert_to_pointer): Likewise.
28404 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
28405 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
28406 const_binop, fold_convert_const_int_from_int,
28407 fold_convert_const_int_from_real,
28408 fold_convert_const_real_from_real, sign_bit_p,
28409 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
28410 fold_sign_changed_comparison, fold_unary, fold_comparison,
28411 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
28412 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
28413 * print-tree.c (print_node_brief, print_node): Likewise.
28414 * stor-layout.c (place_field, layout_type): Likewise.
28415 * tree-chrec.c (keep_cast): Likewise.
28416 * tree.c (build_vector, build_real, build_real_from_int_cst,
28417 build_complex): Likewise.
28419 2007-01-11 Roger Sayle <roger@eyesopen.com>
28421 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
28422 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
28424 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
28426 * configure.ac (strict1_warn): Rename to strict_warn.
28427 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
28428 cc_set_by_configure, quoted_cc_set_by_configure,
28429 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
28430 all_boot_languages, all_stagestuff): Remove.
28431 (target_list): Remove bootstrap targets.
28432 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
28433 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
28434 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
28435 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
28436 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
28437 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
28438 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
28439 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
28440 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
28441 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
28442 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
28443 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
28444 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
28445 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
28446 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
28447 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
28448 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
28449 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
28450 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
28451 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
28452 (mostlyclean): Adjust.
28453 (clean, distclean): Don't mention bootstrap stuff.
28454 * configure: Regenerate.
28455 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
28456 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
28457 treelang/config-lang.in (stagestuff): Remove.
28458 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
28459 stageprofile, stagefeedback, stagestuff): Remove mention.
28461 2007-01-11 Nick Clifton <nickc@redhat.com>
28463 * config/mcore/predicates.md (mcore_general_movesrc_operand):
28465 (mcore_general_movdst_operand): Do not accept CONST_INTs.
28466 (mcore_arith_K_S_operand): Run the test for the S constraint not
28467 the test for the M constraint.
28468 (mcore_addsub_operand): Do not accept integer values that are
28469 larger than 32 bits.
28470 * config/mcore/mcore.md: Remove unused constraints from split.
28471 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
28472 (addsi3): Likewise.
28473 (allocate_stack): Likewise.
28474 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
28475 operands to 32 bits.
28476 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
28478 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
28479 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
28480 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
28481 mcore_output_bclri, mcore_output_andn, output_inline_const,
28482 mcore_output_move, mcore_output_movedouble): Likewise.
28483 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
28484 (output_inline_const): Likewise.
28485 (output_inline_const): Fix format strings used in sprintf
28487 * config/mcore/mcore-protos.h: Update prototypes for changed
28488 functions in mcore.c.
28489 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
28490 HOST_WIDE_INT and not int.
28491 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
28492 CONST_OK_FOR_N): Likewise.
28493 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
28494 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
28497 2007-01-10 Jan Hubicka <jh@suse.cz>
28499 * tree-vrp.c (remove_range_assertions): Release defs.
28500 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
28501 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
28503 2007-01-10 Paul Brook <paul@codesourcery.com>
28505 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
28506 * config/arm/arm.md (mulsi3subsi): New insn.
28508 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
28510 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
28511 (tree_transform_and_unroll_loop): New.
28512 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
28515 2007-01-10 Robert Kennedy <jimbob@google.com>
28517 * fold-const.c (fold_comparison): Fold comparisons like (x *
28518 1000 < 0) to (x < 0).
28520 2007-01-10 Ian Lance Taylor <iant@google.com>
28522 * tree-pretty-print.c (dump_generic_node): Print parentheses when
28523 operands have the same priority.
28525 2007-01-10 Tom Tromey <tromey@redhat.com>
28527 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
28528 (fold_binary): Likewise.
28529 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
28530 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
28531 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
28532 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
28533 * langhooks.h (struct lang_hooks): Removed field
28534 'can_use_bit_fields_p'.
28536 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
28538 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
28540 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
28542 * function.c (get_last_funcdef_no): New function.
28543 * function.h (get_last_funcdef_no): Declare.
28544 * tree-inline.c (initialize_cfun): Add initialization.
28545 (tree_function_versioning): Cleanup.
28547 2007-01-10 Jan Hubicka <jh@suse.cz>
28549 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
28552 2007-01-10 Sa Liu <saliu@de.ibm.com>
28553 Ben Elliston <bje@au.ibm.com>
28555 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
28556 for SAVE_NONLOCAL and Pmode for any other save level.
28557 * spu-protos.h (spu_restore_stack_block): Declare.
28558 * spu.md (save_stack_block): Remove.
28559 (restore_stack_block): Call spu_restore_stack_block.
28560 * spu.c (spu_restore_stack_block): New function.
28561 (spu_expand_epilogue): Remove old comment.
28563 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
28565 PR tree-optimization/30322
28566 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
28567 (cand_value_at): Return the value as aff_tree.
28568 (may_eliminate_iv): Convert the bound from aff_tree to tree.
28569 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
28570 aff_combination_mult): New functions.
28571 (aff_combination_add): Use aff_combination_add_cst.
28572 (aff_combination_convert): Allow conversions to a wider type.
28573 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
28574 * tree-affine.h (aff_combination_mult): Declare.
28576 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
28578 * doc/tm.texi: Update documentation to reflect reality of exec
28579 and start file search behaviours. Update copyright year.
28580 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
28581 header file directories.
28583 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
28585 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
28586 (*cosxf2): Rename to cosxf2_i387.
28587 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
28588 using X87MODEF12 mode macro. Rename patterns to
28589 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
28591 (*cosdf2, *cossf2): Ditto.
28592 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
28593 to match extended input operands.
28594 (sincos<mode>3): New expander.
28595 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
28596 insn patterns and corresponding splitters.
28598 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
28600 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
28601 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
28603 2007-01-09 Nicolas Pitre <nico@cam.org>
28606 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
28608 2007-01-08 Geoffrey Keating <geoffk@apple.com>
28610 * target.h (struct gcc_target): New field library_rtti_comdat.
28611 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
28612 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
28613 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
28614 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
28616 2007-01-08 Geoffrey Keating <geoffk@apple.com>
28618 * doc/invoke.texi (Optimize Options): Correct description of -O0.
28620 2007-01-08 Richard Guenther <rguenther@suse.de>
28622 * tree.h (force_fit_type_double): Export.
28623 (force_fit_type): Remove.
28624 * fold-const.c (force_fit_type_double): New function.
28625 (force_fit_type): Remove.
28626 (int_const_binop): Use it.
28627 (fold_convert_const_int_from_int): Likewise.
28628 (fold_convert_const_int_from_real): Likewise.
28629 (fold_div_compare): Likewise.
28630 (fold_sign_changed_comparison): Likewise.
28631 (fold_unary): Likewise.
28632 (fold_negate_const): Likewise.
28633 (fold_abs_const): Likewise.
28634 (fold_not_const): Likewise.
28635 * c-common.c (shorten_compare): Use force_fit_type_double.
28636 * convert.c (convert_to_pointer): Likewise.
28638 2007-01-08 Richard Guenther <rguenther@suse.de>
28640 * tree.h (build_int_cst_wide_type): Export.
28641 * tree.c (build_int_cst_wide_type): New function.
28642 (build_int_cst_wide): Fix comment.
28643 * builtins.c (fold_builtin_object_size): Use build_int_cst
28644 to build -1 or 0 of the correct type. Use fit_double_type
28645 to check for overflow.
28646 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
28648 (decode_field_reference): Likewise.
28649 (all_ones_mask_p): Likewise.
28650 (native_interpret_int): Use build_int_cst_wide_type.
28651 (fold_binary): Use build_int_cst_type to build an all-ones
28653 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
28655 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
28657 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
28659 2007-01-09 Ben Elliston <bje@au.ibm.com>
28661 * genautomata.c (STATS_OPTION): New option.
28662 (stats_flag): New flag.
28663 (gen_automata_option): Handle it.
28664 (initiate_automaton_gen): Ditto.
28665 (write_automata): Output statistics only if stats_flag is
28666 set. Likewise, output time statistics only if time_flag is set.
28667 * doc/md.texi (Processor pipeline description): Document new flag.
28669 2007-01-08 Richard Guenther <rguenther@suse.de>
28671 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
28672 * tree.c (build_int_cst_type): Likewise.
28673 (size_in_bytes): Don't call force_fit_type on the result.
28674 (int_fits_type_p): Use fit_double_type.
28675 * fold-const.c (fit_double_type): New function.
28676 (force_fit_type): Use it.
28677 * tree.h (fit_double_type): Export.
28679 2007-01-08 Jan Hubicka <jh@suse.cz>
28681 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
28682 * ipa.c (function_and_variable_visibility): Fix return type.
28684 2007-01-08 Richard Guenther <rguenther@suse.de>
28686 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
28687 of offset to build the index.
28688 * tree-pretty-print.c (dump_generic_node): Don't build negated
28689 const just for printing.
28690 * c-pretty-print.c (pp_c_integer_constant): Likewise.
28691 * builtins.c (fold_builtin_int_roundingfn): Check if result
28692 fits the type by using force_fit_type and comparing the result.
28693 * predict.c (predict_loops): Use compare_tree_int for comparison.
28694 * tree.c (build_int_cst): Fall back to integer_type_node for
28696 (build_int_cst_wide): Assert type is non-null.
28698 2007-01-08 Roberto Costa <roberto.costa@st.com>
28700 * tree-vrp.c (extract_range_from_cond_expr): New.
28701 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
28702 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
28704 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
28705 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
28706 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
28707 used as expressions.
28708 * tree-object-size.c (cond_expr_object_size): New.
28709 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
28711 2007-01-08 Jan Hubicka <jh@suse.cz>
28713 * tree-ssa-forwprop.c (forward_propagate_into_cond,
28714 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
28717 2007-01-08 Richard Guenther <rguenther@suse.de>
28719 PR tree-optimization/23603
28720 * tree-vrp.c (set_value_range_to_truthvalue): New function.
28721 (extract_range_from_binary): Fall back to truthvalue instead of
28722 varying for TRUTH_*_EXPR.
28723 (extract_range_from_comparison): Fall back to truthvalue instead of
28725 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
28726 if all visited PHI values were constant.
28728 2007-01-08 Jan Hubicka <jh@suse.cz>
28730 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
28731 (cgraph_analyze_function): break out from ...
28732 (cgraph_finalize_compilation_unit): ... here.
28733 (cgraph_expand_function): Remove forgoten commented out line.
28734 (cgraph_optimize): Analyze functions.
28736 2007-01-08 Jan Hubicka <jh@suse.cz>
28738 * tree-pas.h (TODO_remove_function): New flag.
28739 (TODO_update*): Renumber.
28740 (pass_ipa_increase_alignment,
28741 pass_ipa_function_and_variable_visibility): New passes.
28742 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
28743 (cgraph_function_and_variable_visibility): Move to ipa.c
28744 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
28745 cgraph_increase_alignment.
28746 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
28747 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
28748 calling tree-inline.
28749 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
28750 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
28751 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
28752 (gate_increase_alignment): New function.
28753 (pass_ipa_increase_alignment): New pass.
28754 * ipa.c: Inline tree-pass.h and timevar.h
28755 (function_and_variable_visibility): Move here from cgraphunit.c
28756 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
28757 * passes.c (init_optimization_passes): Add the two new passes.
28758 (execute_todo): Handle cgraph_remove_functions.
28760 2007-01-08 Nick Clifton <nickc@redhat.com>
28762 * config/frv/predicates.md (reg_or_0_operand): Accept
28765 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
28767 * config/bfin/rtems.h, config/bfin/t-rtems: New.
28768 * config.gcc: Add bfin*-rtems*.
28770 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
28772 * c.opt: Add -flax-vector-conversions.
28773 * c-typeck.c (convert_for_assignment): Pass flag to
28774 vector_types_convertible_p to allow emission of note.
28775 (digest_init): Likewise.
28776 * c-opts.c: Handle -flax-vector-conversions.
28777 * c-common.c (flag_lax_vector_conversions): New.
28778 (vector_types_convertible_p): Unless -flax-vector conversions
28779 has been passed, disallow conversions between vectors with
28780 differing numbers of subparts and/or element types. If such
28781 a conversion is disallowed, possibly emit a note on the first
28782 occasion only to inform the user of -flax-vector-conversions.
28783 The new last argument specifies this.
28784 * c-common.h (flag_lax_vector_conversions): New.
28785 (vector_types_convertible_p): Add extra argument.
28786 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
28787 char_type_node for V*QI type vectors.
28788 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
28789 Update to satisfy new typechecking rules.
28790 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
28791 C and C++ variants.
28792 * doc/invoke.texi (C Dialect Options): Document
28793 -flax-vector-conversions.
28795 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
28797 PR tree-optimization/29877
28798 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
28799 a register variable on the RHS to not be replaceable.
28801 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
28802 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
28803 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
28804 const_simm15, const_pow2, const_npow2): Added.
28805 * config/score/misc.md (insv, extv, extzv, movmemsi,
28806 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
28807 * config/score/score.c (score_address_cost, score_select_cc_mode):
28809 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
28810 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
28811 Update score_print_operand.
28812 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
28813 Adjust register allocate order and update some macro define.
28814 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
28815 mdx_block_move_straight, mdx_block_move_loop_head,
28816 mdx_block_move_loop_body, mdx_block_move_loop_foot,
28817 mdx_block_move_loop, mdx_block_move): Added.
28818 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
28819 mdp_limm): Updated and fix some bug and typo.
28820 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
28821 (movsf, movdf, doloop_end): Added.
28823 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
28825 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
28826 config/arm/thumb2.md: Fix comment typos.
28827 * doc/extend.texi: Fix a typo.
28829 2007-01-07 Eric Christopher <echristo@apple.com>
28831 * configure.ac: Check for __stack_chk_fail for darwin.
28832 * configure: Regenerate.
28834 2007-01-07 Richard Guenther <rguenther@suse.de>
28836 * tree-vrp.c (extract_range_from_assert): CSE calls to
28837 compare_values where possible.
28838 (extract_range_from_unary_expr): Likewise.
28840 2007-01-07 Anatoly Sokolov <aesok@post.ru>
28842 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
28843 * config/avr/avr.c (call_insn_operand): Delete function.
28844 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
28845 instead of register number. Use predicates.
28846 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
28847 call_insn_operand): Add.
28849 2007-01-06 Jan Hubicka <jh@suse.cz>
28851 * tree-pass.h (pass_build_cgraph_edges): Declare.
28852 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
28853 (visited_nodes): Remove.
28854 (cgraph_create_edges): Move to cgraphbuild.c; rename to
28855 build_cgrpah_edges; make visited_nodes local.
28856 (cgraph_process_new_functions): DO not call initialize_inline_failed.
28857 (record_references_in_initializer): Move to cgraphbuild.c
28858 (initialize_inline_failed, rebuild_cgraph_edges,
28859 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
28860 (verify_cgraph_node): Make visited_nodes local.
28861 (cgraph_analyze_function): Do not call cgraph_create_edges and
28862 initialize_inline_failed.
28863 (cgraph_expand_function): Do not call cgraph_lower_function;
28864 assert that function is already lowered.
28865 * Makefile.in (cgraphbuild.o): New.
28866 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
28867 at the end of lowering passes.
28869 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
28871 * ifcvt.c (cond_move_convert_if_block): New function, code
28872 factored out from...
28873 (cond_move_process_if_block): ...here. Call the new function
28874 on the THEN and ELSE blocks.
28875 (merge_if_block): Do not copy global_live_at_end, merge_blocks
28876 already takes care of this.
28878 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28881 * tree.h (TREE_OVERFLOW_P): New.
28882 * c-typeck.c (parser_build_unary_op): Warn only if result
28883 overflowed and operands did not.
28884 (parser_build_binary_op): Likewise.
28885 (convert_for_assignment): Remove redundant overflow_warning.
28886 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
28888 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28890 * c-typeck.c (store_init_value): Split over two lines to follow
28891 the GNU coding style.
28893 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
28895 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
28896 __GXX_EXPERIMENTAL_CXX0X__.
28897 * doc/cpp.texi: Same.
28899 2007-01-05 Richard Guenther <rguenther@suse.de>
28901 PR middle-end/27826
28902 * tree.c (get_narrower): Do not construct COMPONENT_REFs
28903 with mismatched types. Instead explicitly build a
28904 conversion NOP_EXPR.
28906 2007-01-05 Ian Lance Taylor <iant@google.com>
28908 * c-common.c (decl_with_nonnull_addr_p): New function.
28909 (c_common_truthvalue_conversion): Call it.
28910 * c-typeck.c (build_binary_op): Likewise.
28911 * c-common.h (decl_with_nonnull_addr_p): Declare.
28913 2007-01-05 Jakub Jelinek <jakub@redhat.com>
28916 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
28919 2007-01-05 Joel Brobecker <brobecker@adacore.com>
28921 * doc/install.texi (Final install): Document the fact that
28922 the GNAT runtime should not be stripped.
28924 2007-01-04 Jan Hubicka <jh@suse.cz>
28926 * tree-inline.c (fold_marked_statements): Update operand caches
28927 and EH after folding
28929 2007-01-04 Ian Lance Taylor <iant@google.com>
28931 * c-common.c (check_function_nonnull): Whitespace fix.
28933 2007-01-04 Jan Hubicka <jh@suse.cz>
28935 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
28936 comitted older version of patch.
28937 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
28938 function, celanup cfg and collect garbage.
28940 2007-01-04 Mike Stump <mrs@apple.com>
28942 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
28945 2007-01-04 Eric Christopher <echristo@apple.com>
28947 * libgcc2.c (__bswapsi2): Use SItype.
28948 (__bswapdi2): Use DItype.
28949 * libgcc2.h: Update for above.
28951 2007-01-04 Paul Brook <paul@codesourcery.com>
28953 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
28954 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
28955 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
28956 umulsidi3, umulsidi3adddi, smulsi3_highpart,
28957 umulsi3_highpart): Make conditional on !arm_arch6.
28958 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
28959 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
28960 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
28961 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
28962 umulsi3_highpart_v6): New insns.
28964 2007-01-04 Roger Sayle <roger@eyesopen.com>
28966 * fold-const.c (fold_convert): When casting an expression to void,
28967 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
28968 have a type. Instead of attempting to build a NOP_EXPR, return
28969 these "special" trees directly.
28971 2007-01-04 Joseph Myers <joseph@codesourcery.com>
28973 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
28974 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
28975 rs6000_cost->fp not 0 as adjustment for outer NEG.
28977 2007-01-04 Jan Hubicka <jh@suse.cz>
28979 * cgraph.c (cgraph_release_function_body): New function.
28980 (cgraph_remove_node): Use it.
28981 * cgraph.h (cgraph_release_function_body): Declare.
28982 * cgraphunit.c (cgraph_expand_function): Use it.
28983 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
28984 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
28985 is initialized and while compilation of other function is running.
28986 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
28987 statement CFG annotations from here to ...
28988 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
28990 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
28992 * cfgloop.h (enum li_flags): Make the constants powers of two.
28994 2007-01-04 Jan Hubicka <jh@suse.cz>
28996 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
28998 (fold_marked_statements): New function.
28999 (optimize_inline_calls, tree_function_versioning): Fold new statements.
29000 * tree-inline.h (copy_body_data): Add statements_to_fold.
29002 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
29004 * config.gcc: Mention libgcc/config.host.
29005 * Makefile.in: Update comments mentioning libgcc.
29006 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
29007 (all.cross, start.encap, rest.encap, rest.cross): Update
29008 dependencies for libgcc move.
29009 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
29010 (clean-target, clean-target-libgcc): Delete.
29011 (srcdirify, GCC_EXTRA_PARTS): New macros.
29012 (libgcc-support, libgcc.mvars): New rules.
29013 (distclean): Remove mention of mklibgcc.
29014 (install): Don't reference INSTALL_LIBGCC.
29015 (install-common): Don't reference EXTRA_PARTS.
29016 (install-libgcc, install-multilib): Delete rules.
29017 * mklibgcc.in: Delete file.
29018 * doc/configfiles.texi: Don't mention mklibgcc.
29020 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
29021 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
29022 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
29023 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
29024 (mklibgcc, ldblspecs): Likewise.
29026 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
29027 (posixpre.def): Use $(T).
29028 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
29029 (SHLIB_SRC, SHLIB_INSTALL): Delete.
29030 (SHLIB_LINK): Make dummy.
29031 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
29033 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
29035 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
29036 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
29037 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
29038 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
29040 * configure.ac (all_outputs): Remove mklibgcc.
29041 * configure: Regenerated.
29043 2007-01-03 Josh Conner <jconner@apple.com>
29045 PR middle-end/29683
29046 * calls.c (compute_argument_addresses): Set stack and stack_slot
29047 for partial args, too.
29048 (store_one_arg): Use locate.size.constant for the size when
29049 generating a save_area.
29051 2007-01-03 Robert Kennedy <jimbob@google.com>
29053 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
29054 whose definitions are deleted due to basic block merging.
29056 2007-01-03 Paul Brook <paul@codesourcery.com>
29059 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
29061 (use_return_insn): Return 0 for Thumb interrupt functions.
29062 (print_multi_reg): Add rfe argument for IRQ returns.
29063 (arm_output_epilogue): Pop interrupt return address directly into PC.
29064 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
29066 2007-01-03 Paul Brook <paul@codesourcery.com>
29068 Merge from sourcerygxx-4_1.
29069 * config/arm/thumb2.md: New file.
29070 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
29072 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
29073 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
29074 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
29075 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
29077 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
29078 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
29080 * config/arm/ieee754-sf.S: Ditto.
29081 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
29082 (thumb1_base_register_rtx_p): ... to this.
29083 (thumb_index_register_rtx_p): Rename...
29084 (thumb1_index_register_rtx_p): ... to this.
29085 (thumb_output_function_prologue): Rename...
29086 (thumb1_output_function_prologue): ... to this.
29087 (thumb_legitimate_address_p): Rename...
29088 (thumb1_legitimate_address_p): ... to this.
29089 (thumb_rtx_costs): Rename...
29090 (thumb1_rtx_costs): ... to this.
29091 (thumb_compute_save_reg_mask): Rename...
29092 (thumb1_compute_save_reg_mask): ... to this.
29093 (thumb_final_prescan_insn): Rename...
29094 (thumb1_final_prescan_insn): ... to this.
29095 (thumb_expand_epilogue): Rename...
29096 (thumb1_expand_epilogue): ... to this.
29097 (arm_unwind_emit_stm): Rename...
29098 (arm_unwind_emit_sequence): ... to this.
29099 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
29100 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
29101 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
29102 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
29103 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
29104 thumb2_output_casesi): New functions.
29105 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
29106 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
29107 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
29108 THUMB2_WORK_REGS): Define.
29109 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
29110 arm_condexec_mask, arm_condexec_masklen)): New variables.
29111 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
29112 (arm_override_options): Check new CPU capabilities.
29113 Set new architecture flag variables.
29114 (arm_isr_value): Handle v7m interrupt functions.
29115 (user_return_insn): Return 0 for v7m interrupt functions. Handle
29117 (const_ok_for_arm): Handle Thumb-2 constants.
29118 (arm_gen_constant): Ditto. Use movw when available.
29119 (arm_function_ok_for_sibcall): Return false for v7m interrupt
29121 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
29122 (thumb_find_work_register, arm_load_pic_register,
29123 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
29124 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
29125 print_multi_reg, output_mov_long_double_fpa_from_arm,
29126 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
29127 output_mov_double_fpa_from_arm, output_move_double,
29128 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
29129 output_return_instruction, arm_output_function_prologue,
29130 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
29131 arm_output_mi_thunk, thumb_set_return_address): Ditto.
29132 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
29133 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
29134 (arithmetic_instr, shift_op): Use arm_shift_nmem.
29135 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
29137 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
29138 (thumb_expand_prologue): Use thumb_set_frame_pointer.
29139 (arm_file_start): Output directive for unified syntax.
29140 (arm_unwind_emit_set): Handle stack alignment instruction.
29141 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
29142 Add v6t2, v7, v7a, v7r and v7m.
29143 (RETLDM): Add Thumb-2 code.
29144 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
29145 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
29146 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
29147 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
29148 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
29149 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
29150 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
29151 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
29152 ADJUST_INSN_LENGTH): Define.
29153 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
29154 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
29155 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
29156 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
29157 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
29158 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
29159 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
29160 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
29161 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
29162 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
29163 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
29164 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
29165 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
29166 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
29167 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
29168 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
29169 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
29171 * config/arm/arm-tune.md: Regenerate.
29172 * config/arm/arm-protos.h: Update prototypes.
29173 * config/arm/vfp.md: Enable patterns for Thumb-2.
29174 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
29175 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
29176 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
29177 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
29178 * config/arm/libunwind.S: Add Thumb-2 code.
29179 * config/arm/constraints.md: Update include Thumb-2.
29180 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
29181 * config/arm/ieee754-df.S: Ditto.
29182 * config/arm/bpabi.S: Ditto.
29183 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
29184 * config/arm/predicates.md (low_register_operand,
29185 low_reg_or_int_operand, thumb_16bit_operator): New.
29186 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
29187 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
29188 * config/arm/t-arm-elf: Add armv7 multilib.
29189 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
29191 (UNSPEC_STACK_ALIGN, ce_count): New.
29192 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
29193 arm_zero_extendsidi2, arm_zero_extendqidi2): New
29195 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
29196 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
29197 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
29198 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
29199 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
29200 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
29202 * doc/extend.texi: Document ARMv7-M interrupt functions.
29203 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
29205 2007-01-03 Jakub Jelinek <jakub@redhat.com>
29207 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
29208 (struct _Unwind_Context): Rename args_size to flags, remove
29209 signal_frame field, add a new args_size field and version field.
29210 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
29211 _Unwind_IsExtendedContext): New inline functions.
29212 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
29213 Assume by_value array is only present if _Unwind_IsExtendedContext.
29214 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
29215 _Unwind_IsSignalFrame.
29216 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
29217 (uw_update_context_1): Use _Unwind_SetSignalFrame.
29218 (uw_init_context_1): Initialize context->flags to
29219 EXTENDED_CONTEXT_BIT.
29220 * config/rs6000/linux-unwind.h (frob_update_context): Use
29221 _Unwind_SetSignalFrame.
29223 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
29225 PR middle-end/30353
29226 * gimplify.c (gimplify_modify_expr_complex_part): Move below
29227 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
29230 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
29232 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
29233 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
29234 RET, AT_SP): Remove.
29235 * config/i386/i386.md (*sse_prologue_save_insn): Use return
29238 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
29239 * cfgbuild.c (find_basic_blocks): Likewise.
29240 * cfgrtl.c (rtl_create_basic_block): Likewise.
29241 * function.c (temp_slots_at_level): Likewise.
29242 * reg-stack.c (stack_regs_mentioned): Likewise.
29243 * regclass.c (allocate_reg_info): Likewise.
29244 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
29245 set_bb_for_stmt, move_block_to_fn): Likewise.
29246 * tree-complex.c (tree_lower_complex): Likewise.
29247 * vec.h (VEC_safe_grow_cleared): New.
29249 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
29251 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
29253 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
29254 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
29256 * cfgloopmanip.c (scale_loop_frequencies): Export.
29257 (loopify): Scale the frequencies by prescribed coefficients.
29258 (set_zero_probability): New function.
29259 (duplicate_loop_to_header_edge): Improve updating of frequencies.
29260 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
29261 and frequencies according to arguments.
29262 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
29264 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
29265 * modulo-sched.c (sms_schedule): Set probabilities for entering
29266 versioned loop correctly.
29267 * tree-vect-transform.c (vect_transform_loop): Ditto.
29268 * cfgloop.h (loopify, loop_version): Declaration changed.
29269 (scale_loop_frequencies): Declared.
29271 2007-01-02 Jan Hubicka <jh@suse.cz>
29273 * cgraph.c: Include tree-flow.h
29274 (cgraph_add_new-function): Handle IPA_SSA mode; execute
29275 early_local_passes.
29276 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
29277 * tree-pass.h (pass_all_early_optimizations): Declare.
29278 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
29279 early_local_passes.
29280 (cgraph_analyze_function): Do early_local_passes.
29281 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
29282 Do not add referenced vars.
29283 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
29285 (gate_all_early_local_passes): New gate.
29286 (pass_early_local_passes): Use new gate.
29287 (execute_early_local_optimizations): New functions.
29288 (gate_all_early_optimizations): New gate.
29289 (pass_all_early_optimizations): New pass.
29290 (execute_free_datastructures): Free SSA only when initialized.
29291 (gate_init_datastructures): Init only when optimizing.
29292 (tree_lowering_passes): Do early local passes when called late.
29293 * tree-profile.c (do_tree_profiling): Don't profile functions added
29295 (do_early_tree_profiling, pass_early_tree_profile): Kill.
29296 * tree-cfg.c (update_modified_stmts): Do not update when operands are
29298 * passes.c (init_optimizations_passes): Reorder so we go into SSA
29299 during early_local_passes.
29300 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
29303 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
29305 * Makefile.in: Update copyright year.
29307 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
29309 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
29310 in $(lang_checks) and check-consistency targets.
29312 2007-01-02 Jan Hubicka <jh@suse.cz>
29314 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
29315 Do not add referenced vars.
29316 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
29318 * passes.c (init_optimization_passes): Put mudflap_2 after
29319 free_datastructures.
29321 2007-01-02 Jan Hubicka <jh@suse.cz>
29323 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
29324 Set NOTHROW flag on call statements proved to be nothrow.
29325 Update statement of local calls so new pure/const functions are
29326 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
29328 (tree_rest_of_compilation): Register hooks and initialize bitmap
29329 early. Do not set after_inlining flag.
29331 2007-01-02 Steve Ellcey <sje@cup.hp.com>
29333 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
29334 HOST_BITS_PER_LONGLONG
29336 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29339 * c-typeck.c (store_init_value): Don't emit pedantic overflow
29340 warning for non-static initializers.
29342 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
29344 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
29345 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
29346 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
29347 Always use set_unique_reg_note to add REG_EQUAL notes.
29349 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
29352 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
29354 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
29355 * cfgbuild.c (find_basic_blocks): Likewise.
29356 * cfgrtl.c (rtl_create_basic_block): Likewise.
29357 * function.c (temp_slots_at_level): Likewise.
29358 * reg-stack.c (stack_regs_mentioned): Likewise.
29359 * regclass.c (allocate_reg_info): Likewise.
29360 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
29361 set_bb_for_stmt, move_block_to_fn): Likewise.
29362 * tree-complex.c (tree_lower_complex): Likewise.
29363 * vec.h (VEC_safe_grow_cleared): New.
29365 2007-01-02 Ian Lance Taylor <iant@google.com>
29367 * c-common.c (c_common_truthvalue_conversion): When warning about
29368 using an assignment as a truth value, set TREE_NO_WARNING.
29370 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29373 * c.opt (Wold-style-declaration): New.
29374 * doc/invoke.texi (C-only Warning Options): New.
29375 (Wold-style-declaration): Document it.
29376 (Wextra): Enabled by -Wextra.
29377 * c-opts.c (c_common_post_options): Enabled by -Wextra.
29378 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
29379 -Wold-style-declaration.
29381 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
29383 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
29384 * cfgbuild.c (find_basic_blocks): Likewise.
29385 * cfgrtl.c (rtl_create_basic_block): Likewise.
29386 * function.c (temp_slots_at_level): Likewise.
29387 * reg-stack.c (stack_regs_mentioned): Likewise.
29388 * regclass.c (allocate_reg_info): Likewise.
29389 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
29390 set_bb_for_stmt, move_block_to_fn): Likewise.
29391 * tree-complex.c (tree_lower_complex): Likewise.
29392 * vec.h (VEC_safe_grow_cleared): New.
29394 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
29396 * c-common.c (c_common_nodes_and_builtins): Since variants of
29397 void_type_node get built before it is given a name, we need to
29398 give those variants the name, too.
29399 (complete_array_type): We need to work with the canonical main
29400 type of the array, from which we will build the qualified version.
29401 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
29402 * print-tree.c (print_node): Display canonical type information
29404 * stor-layout.c (layout_type): When we don't know the
29405 alignment of a type for which we're building an array, we end up
29406 guessing wrong, so make the type require structural equality.
29407 * tree.c (make_node_stat): When we build a new type, it is its
29408 own canonical type.
29409 (build_type_attribute_qual_variant): When building an attribute
29410 variant, its canonical type is the non-attribute variant. However,
29411 if the attributes are target-dependent and they differ, we need to
29412 use structural equality checks for this type.
29413 (build_qualified_type): A qualified type is not equivalent to its
29414 unqualified variant; set the canonical type appropriately.
29415 (build_distinct_type_copy): When building a distinct type from
29416 another type, the new type is its own canonical type.
29417 (build_variant_type_copy): When building a new type variant, we
29418 assume that it is equivalent to the original type.
29419 (build_pointer_type_for_mode): When building a pointer type, also
29420 build a canonical type pointer.
29421 (build_reference_type_for_mode): When building a reference type,
29422 also build a canonical type reference.
29423 (build_index_type): When we can't hash an index type (e.g.,
29424 because its maximum value is negative), the index type requires
29425 structural equality tests.
29426 (build_array_type): Build the canonical form of an array type.
29427 (build_function_type): Function types require structural equality,
29428 because they contain default arguments, attributes, etc.
29429 (build_method_type_directly): Ditto for method types.
29430 (build_offset_type): Build the canonical offset type.
29431 (build_complex_type): Build the canonical vector type.
29432 (make_vector_type): Build the canonical vector type.
29433 * tree.h (TYPE_CANONICAL): New.
29434 (TYPE_STRUCTURAL_EQUALITY_P): New.
29435 (SET_TYPE_STRUCTURAL_EQUALITY): New.
29436 (struct tree_type): Added "canonical" field.
29437 * params.h (VERIFY_CANONICAL_TYPES): New.
29438 * doc/c-tree.texi (TYPE_CANONICAL): Document.
29439 (TYPE_STRUCTURAL_EQUALITY_P): Document.
29440 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
29441 * doc/invoke.texi (verify-canonical-types): Document --param
29442 parameter for verifying canonical types.
29444 2007-01-02 Joseph Myers <joseph@codesourcery.com>
29446 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
29447 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
29448 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
29449 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
29451 * config/rs6000/e500.h: New.
29452 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
29453 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
29455 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
29456 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
29457 TARGET_E500_DOUBLE): Remove.
29458 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
29459 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
29460 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
29461 * config/rs6000/rs6000.c (rs6000_override_options): Use
29462 CHECK_E500_OPTIONS.
29464 2007-01-02 Joseph Myers <joseph@codesourcery.com>
29466 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
29467 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
29468 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
29469 rs6000_emit_cmove): Don't check TARGET_E500.
29470 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
29471 sordered): Don't check TARGET_E500.
29473 2007-01-01 Eric Christopher <echristo@apple.com>
29475 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
29476 HARD_REGISTER_NUM_P.
29478 2007-01-01 Roger Sayle <roger@eyesopen.com>
29480 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
29481 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
29482 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
29485 2007-01-01 Mike Stump <mrs@apple.com>
29487 * configure.ac: Remove support for building with Apple's gcc-3.1.
29489 2007-01-02 Joseph Myers <joseph@codesourcery.com>
29491 PR middle-end/30311
29492 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
29493 REG is a hard register. Do not modify REG before calling
29495 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
29496 multiple of the size of YMODE for certain lowpart cases.
29498 2007-01-01 Andrew Pinski <pinskia@gmail.com>
29500 PR middle-end/30253
29501 * gimplify (voidify_wrapper_expr): Update for
29502 GIMPLE_MODIFY_STMT.
29504 2007-01-01 Andreas Schwab <schwab@suse.de>
29507 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
29508 save of BR0 in extra_spill_size instead of spill_size.
29509 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
29511 (ia64_expand_epilogue): Restore BR0 from its new location.
29513 2007-01-01 Andrew Pinski <pinskia@gmail.com>
29515 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
29516 Use a temporary variable if the left hand side is not a gimple
29519 2007-01-01 Andrew Pinski <pinskia@gmail.com>
29521 * gimplify.c (gimplify_return_expr): Make the temporary variable
29522 for the return expression, a gimple register variable.
29524 2007-01-01 Jan Hubicka <jh@suse.cz>
29526 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
29529 2007-01-01 Mike Stump <mrs@apple.com>
29531 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
29533 * config/darwin.c (machopic_select_rtx_section): Use
29534 HAVE_GAS_LITERAL16.
29535 (darwin_mergeable_constant_section): Likewise.
29536 * configure: Regenerate.
29537 * config.in: Regenerate.
29539 2007-01-01 Jan Hubicka <jh@suse.cz>
29540 Andrew Pinski <pinskia@gmail.com>
29542 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
29543 before starting IPA passes.