1 2007-10-04 Richard Guenther <rguenther@suse.de>
4 * tree-cfg.c (verify_gimple_expr): Operand one of POINTER_PLUS_EXPR
5 does not need to be of INTEGER_TYPE.
6 (verify_gimple_2): New function split out from ...
7 (verify_gimple_1): ... here. ICE if there was an error during
10 2007-10-04 Michael Matz <matz@suse.de>
12 PR rtl-optimization/33653
13 * dce.c (deletable_insn_p_1): Use volatile_refs_p().
14 * dse.c (scan_insn): Same.
16 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
18 * config.gcc: Remove USE_GAS for m68k targets.
20 2007-10-04 Richard Guenther <rguenther@suse.de>
22 PR tree-optimization/33627
23 * tree-gimple.h (canonicalize_cond_expr_cond): Declare.
24 * tree-gimple.c (canonicalize_cond_expr_cond): New function,
26 * tree-ssa-forwprop.c (combine_cond_expr_cond): ... here.
27 * tree-ssa-ifcombine.c (ifcombine_iforif): Use it.
29 2007-10-04 Anatoly Sokolov <aesok@post.ru>
31 * config/avr/avr.c (commands_in_file, commands_in_prologues,
32 commands_in_epilogues): Remove variables.
33 (avr_file_start): Remove unneded initializations of commands_in_file,
34 commands_in_prologues and commands_in_epilogues variables.
35 (avr_file_end): Remove dead code.
37 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
39 * config/m68k/m68k.c (m68k_output_movem): Use the MOTOROLA if
42 2007-10-03 Richard Sandiford <rsandifo@nildram.co.uk>
45 * config/mips/mips-protos.h (mips_split_64bit_move): Rename to...
46 (mips_split_doubleword_move): ...this.
47 * config/mips/mips.c (mips_subword): Extend to handle 64-bit words;
48 use natural endianness for multi-format FPR values.
49 (mips_split_64bit_move): Rename to...
50 (mips_split_doubleword_move): ...this and extend to 64-bit words.
51 Use move_doubleword_fpr* patterns for moves involving FPRs.
52 (mips_save_reg): Update the call to mips_split_64bit_move.
53 (mips_secondary_reload_class): Return NO_REGS for any reload of a
54 nonzero constant into an FPR if the constant can be forced to memory.
55 * config/mips/mips.md: Update the splitter calls to
56 mips_split_64bit_move.
57 (UNSPEC_LOAD_DF_LOW): Rename to...
58 (UNSPEC_LOAD_LOW): ...this.
59 (UNSPEC_LOAD_DF_HIGH): Rename to...
60 (UNSPEC_LOAD_HIGH): ...this.
61 (UNSPEC_STORE_DF_HIGH): Rename to...
62 (UNSPEC_STORE_WORD): ...this.
63 (SPLITF): New mode iterator.
64 (HALFMODE): New mode attribute.
65 (movtf): New expander.
66 (*movtf_internal): New define_insn_and_split.
67 (move_doubleword_fpr<mode>): New expander.
68 (load_df_low, load_df_high, store_df_high, mthc1, mfhc1): Replace
70 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
71 (mfhc1<mode>): ...these more general patterns.
73 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
75 * cfgrtl.c (rtl_block_ends_with_call_p): Skip notes at the end.
77 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
79 * gcse.c (hash_scan_set): Insert set in insn before note at
80 the end of basic block.
82 2007-10-03 Sebastian Pop <sebastian.pop@amd.com>
84 PR tree-optimization/33576
85 * testsuite/gcc.dg/tree-ssa/pr33576.c: New.
86 * tree-loop-linear.c (linear_transform_loops): Call remove_iv.
87 * lambda.h (lambda_loopnest_to_gcc_loopnest): New parameter.
88 (remove_iv): Declared.
89 * lambda-code.c (remove_iv): Not static.
90 (lambda_loopnest_to_gcc_loopnest): New parameter remove_ivs.
91 Don't remove ivs there, save ivs in the buffer.
93 2007-10-03 Jason Merrill <jason@redhat.com>
96 * tree-eh.c (same_handler_p): New fn.
97 (optimize_double_finally): New fn.
98 (refactor_eh_r): New fn.
99 (refactor_eh): New fn.
100 (pass_refactor_eh): New pass.
101 * tree-pass.h: Declare it.
102 * passes.c (init_optimization_passes): Add it.
104 2007-10-03 Doug Kwan <dougkwan@google.com>
105 Richard Guenther <rguenther@suse.de>
108 * dwarf2out.c (reference_to_unused): Disable sanity checking,
109 be conservative instead.
111 2007-10-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
114 * doc/invoke.texi (-fwhole-program): Document that Fortran
115 doesn't support this option.
117 2007-10-02 Richard Sandiford <rsandifo@nildram.co.uk>
120 * expr.c (expand_expr_addr_expr_1): Pass CONSTRUCTORs to
123 2007-10-02 David Daney <ddaney@avtrex.com>
125 * config/mips/mips.md (sync_compare_and_swap<mode>): Handle compare
126 against constant zero.
127 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Handle constant zero
130 2007-09-02 Kenneth Zadeck <zadeck@naturalbridge.com>
132 * ra-conflict.c: New file.
134 * reload.c (push_reload, find_dummy_reload): Change DF_RA_LIVE
135 usage to DF_LIVE usage.
136 * rtlanal.c (subreg_nregs_with_regno): New function.
137 * df-scan.c (df_def_record_1, df_uses_record): Add code to set
138 DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, and DF_REF_SUBREG flags.
139 (df_has_eh_preds): Removed.
140 (df_bb_refs_collect, df_bb_refs_collect, df_bb_refs_collect,
141 df_exit_block_uses_collect): Changed call from df_has_eh_preds to
143 * global.c (allocno, max_allocno, conflicts, allocno_row_words,
144 reg_allocno, EXECUTE_IF_SET_IN_ALLOCNO_SET): Moved to ra.h
145 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Moved to ra-conflicts.c.
146 (regs_set, record_one_conflict, record_conflicts, mark_reg_store,
147 mark_reg_clobber, mark_reg_conflicts, mark_reg_death): Deleted.
148 (global_alloc): Turn off rescanning insns after call to
149 global_conflicts and added call to set_preferences.
150 (global_conflicts): Moved to ra-alloc.c.
151 (set_preferences_1, set_preferences): New function.
152 (mirror_conflicts): Changed types for various variables.
153 (mark_elimination): Change DF_RA_LIVE
154 usage to DF_LIVE usage.
155 (build_insn_chain): Rewritten from scratch and made local.
156 (print_insn_chain, print_insn_chains): New functions.
157 (dump_conflicts): Do not print conflicts for fixed_regs.
158 (rest_of_handle_global_alloc): Turn off insn rescanning.
159 * hard-reg-set.h: Fixed comment.
160 * local-alloc.c (update_equiv_regs): Change DF_RA_LIVE
161 usage to DF_LIVE usage and delete refs to TOP sets.
162 (block_alloc): Mark regs as live if they are in the artificial
163 defs at top of block.
164 (find_stack_regs): New function.
165 (rest_of_handle_local_alloc): Changed urec problem to live
166 problem and do not turn off df rescanning.
167 * df.h (DF_UREC, DF_UREC_BB_INFO, DF_LIVE_TOP, DF_RA_LIVE_IN,
168 DF_RA_LIVE_TOP, DF_RA_LIVE_OUT, df_urec_bb_info, df_urec,
169 df_urec_add_problem, df_urec_get_bb_info, df_has_eh_preds): Removed.
170 (DF_CHAIN, DF_NOTE, DF_CHAIN): Renumbered.
171 (DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, DF_REF_SUBREG): New
172 fields in df_ref_flags. The rest have been renumbered.
173 * init-regs.c (initialize_uninitialized_regs): Enhanced debugging
175 * rtl.h (subreg_nregs_with_regno): New function.
176 * df-problems.c: (df_get_live_out, df_get_live_in,
177 df_get_live_top): Removed reference to DF_RA_LIVE.
178 (df_lr_reset, df_lr_transfer_function, df_live_free_bb_info,
179 df_live_alloc, df_live_reset, df_live_local_finalize,
180 df_live_free): Make top set only if different from in set.
181 (df_lr_top_dump, df_live_top_dump): Only print top set if
182 different from in set.
183 (df_lr_bb_local_compute): Removed unnecessary check.
184 (df_urec_problem_data, df_urec_set_bb_info, df_urec_free_bb_info,
185 df_urec_alloc, df_urec_mark_reg_change, earlyclobber_regclass,
186 df_urec_check_earlyclobber, df_urec_mark_reg_use_for_earlyclobber,
187 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
188 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
189 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
190 df_urec_top_dump, df_urec_bottom_dump, problem_UREC,
191 df_urec_add_problem): Removed.
192 (df_simulate_fixup_sets): Changed call from df_has_eh_preds to
194 * Makefile.in (ra-conflict.o, ra.h): New dependencies.
195 * basic_block.h (bb_has_abnormal_pred): New function.
196 * reload1.c (compute_use_by_pseudos): Change DF_RA_LIVE
197 usage to DF_LIVE usage.
199 2007-10-02 Revital Eres <eres@il.ibm.com>
201 * config/rs6000/predicates.md (easy_vector_constant): Return false
202 for 750CL paired vectors.
203 * config/rs6000/paired.md (movv2sf_paired): Fix move of easy
205 (vec_initv2sf): Add new description.
206 (vconcatsf): Likewise.
207 * config/rs6000/rs6000-protos.h: Declare paired_expand_vector_init.
208 * config/rs6000/rs6000.c (paired_expand_vector_init): New function.
210 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
212 * tree-ssa-sink.c (sink_code_in_bb): Don't stop sinking after
213 sinking the last stmt in a BB.
215 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
218 * tree-sra.c (struct sra_elt): Add in_bitfld_block.
219 (sra_hash_tree): Handle BIT_FIELD_REFs.
220 (sra_elt_hash): Don't hash bitfld blocks.
221 (sra_elt_eq): Skip them in parent compares as well. Handle
223 (build_element_name_1): Handle BIT_FIELD_REFs.
224 (instantiate_element): Propagate nowarn from parents. Create
225 BIT_FIELD_REF for variables that are widened by scalarization.
226 Gimple-zero-initialize all bit-field variables that are not
227 part of parameters that are going to be scalarized on entry.
228 (instantiate_missing_elements_1): Return the sra_elt.
229 (canon_type_for_field): New.
230 (try_instantiate_multiple_fields): New. Infer widest possible
231 access mode from decl or member type, but clip it at word
232 size, and only widen it if a field crosses an alignment
234 (instantiate_missing_elements): Use them.
235 (generate_one_element_ref): Handle BIT_FIELD_REFs.
236 (scalar_bitfield_p): New.
237 (sra_build_assignment): Optimize assignments from scalarizable
238 BIT_FIELD_REFs. Use BITS_BIG_ENDIAN to determine shift
241 (sra_build_bf_assignment): New. Optimize assignments to
242 scalarizable BIT_FIELD_REFs.
243 (sra_build_elt_assignment): New. Optimize BIT_FIELD_REF
244 assignments to full variables.
245 (generate_copy_inout): Use the new macros and functions.
246 (generate_element_copy): Likewise. Handle bitfld differences.
247 (generate_element_zero): Don't recurse for blocks. Use
248 sra_build_elt_assignment.
249 (generate_one_element_init): Take elt instead of var. Use
250 sra_build_elt_assignment.
251 (generate_element_init_1): Adjust.
252 (bitfield_overlap_info): New struct.
253 (bitfield_overlaps_p): New.
254 (sra_explode_bitfield_assignment): New. Adjust widened
255 variables to account for endianness.
256 (sra_sync_for_bitfield_assignment): New.
257 (scalarize_use): Re-expand assignment to/from scalarized
258 BIT_FIELD_REFs. Explode or sync needed members for
259 BIT_FIELD_REFs accesses or assignments. Use REPLDUP.
260 (scalarize_copy): Use REPLDUP.
261 (scalarize_ldst): Move assert before dereference. Adjust EH
263 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
265 2007-10-01 Paolo Bonzini <bonzini@gnu.org>
267 * simplify-rtx.c (comparison_result, simplify_relational_operation_1):
268 Rename CR_* constants to CMP_*. Fix spacing.
270 2007-10-01 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
273 * Makefile.in (build_html_dir/gccinstall): gccinstall.texi needs
274 to be processed with the special script doc/install.texi2html.
276 2007-09-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
278 * doc/invoke.texi (Wall): List the options enabled by Wall.
279 (Wstrict-aliasing): Add missing @option.
281 2007-09-30 Richard Sandiford <rsandifo@nildram.co.uk>
283 * config/mips/mips.c (mips_split_64bit_move): Use gen_rtx_REG_offset
284 rather than gen_lowpart to change a register from DImode to DFmode.
285 (mips_cannot_change_mode_class): Only allow FPRs to change mode if
286 both FROM and TO are integer modes that are no bigger than 4 bytes.
287 (mips_mode_ok_for_mov_fmt_p): New function.
288 (mips_preferred_reload_class): Use it instead of FLOAT_MODE_P.
289 (mips_secondary_reload_class): Tweak formatting and comments.
290 Use reg_class_subset_p instead of direct comparisons with
291 classes. Only allow direct FPR<->FPR moves for modes that
292 satisfy mips_mode_ok_for_mov_fmt_p. Only allow loads and stores
293 for 4- and 8-byte types. Handle reloads in which X is an FPR.
294 * config/mips/mips.md (*movdi_gp32_fp64): Remove f<-f alternative.
295 (*movdi_64bit): Likewise.
296 (*movsi_internal): Likewise.
297 (*movhi_internal): Likewise.
298 (*movqi_internal): Likewise.
300 2007-09-30 Diego Novillo <dnovillo@google.com>
303 * tree-ssa-ter.c (is_replaceable_p): Return false if STMT may
306 2007-09-30 Uros Bizjak <ubizjak@gmail.com>
308 PR tree-optimization/33597
309 * tree-vect-analyze.c (vect_build_slp_tree): Check if optab handler
310 for LSHIFT_EXPR and RSHIFT_EXPR is available for vec_mode.
312 2007-09-28 Uros Bizjak <ubizjak@gmail.com>
314 * config/i386/i386.c (ix86_expand_move): Use can_create_pseudo_p ()
315 instead of variants of (!reload_in_progress && !reload_completed).
316 (x86_expand_vector_move): Ditto.
318 2007-09-28 Ollie Wild <aaw@google.com>
321 2007-09-27 Ollie Wild <aaw@google.com>
323 * varasm.c (compare_constant): Removed call to
324 lang_hooks.expand_constant.
325 (copy_constants): Removed call to lang_hooks.expand_constant.
326 (compute_reloc_for_constant): Removed call to
327 lang_hooks.expand_constant.
328 (output_addressed_constants): Removed call to
329 lang_hooks.expand_constant.
330 (constructor_static_from_elts_p): Removed call to
331 lang_hooks.expand_constant.
332 (output_constant): Removed calls to lang_hooks.expand_constant.
333 * langhooks.h (struct lang_hooks): Removed field expand_constant.
334 * langhooks-def.h (lhd_return_tree): Removed.
335 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
336 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
337 * langhooks.c (lhd_return_tree): Removed.
339 2007-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
342 * config/spu/spu.c (spu_expand_insv): Call copy_rtx on the second
343 argument to gen_selb.
345 2007-09-28 Chao-ying Fu <fu@mips.com>
347 * libgcc-std.ver: Add fixed-point routines to GCC_4.3.0 section.
348 * doc/libgcc.texi (Fixed-point fractional library routines):
349 Fix typos for neg and cmp functions.
351 2007-09-28 Michael Matz <matz@suse.de>
353 PR rtl-optimization/33552
354 * function.c (match_asm_constraints_1): Check for overlap in
355 inputs and replace all occurences.
357 2007-09-28 Richard Sandiford <rsandifo@nildram.co.uk>
359 * config/mips/mips.c (override_options): Fix comment typo.
361 2007-09-28 Jie Zhang <jie.zhang@analog.com>
363 * config.gcc (bfin*-linux-uclibc*): Set extra_parts
364 to "crtbegin.o crtbeginS.o crtend.o crtendS.o".
365 * config/bfin/t-bfin-linux (crti.o): Don't build.
367 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
368 * config/bfin/t-bfin-uclinux (crti.o): Don't build.
370 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
372 2007-09-27 Ollie Wild <aaw@google.com>
374 * varasm.c (compare_constant): Removed call to
375 lang_hooks.expand_constant.
376 (copy_constants): Removed call to lang_hooks.expand_constant.
377 (compute_reloc_for_constant): Removed call to
378 lang_hooks.expand_constant.
379 (output_addressed_constants): Removed call to
380 lang_hooks.expand_constant.
381 (constructor_static_from_elts_p): Removed call to
382 lang_hooks.expand_constant.
383 (output_constant): Removed calls to lang_hooks.expand_constant.
384 * langhooks.h (struct lang_hooks): Removed field expand_constant.
385 * langhooks-def.h (lhd_return_tree): Removed.
386 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
387 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
388 * langhooks.c (lhd_return_tree): Removed.
390 2007-09-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
393 * expr.c (emit_group_load_1): Split constant double when destination
394 length is half source length.
396 2007-09-27 Richard Sandiford <rsandifo@nildram.co.uk>
398 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): New macro.
399 (mips_cpu_info): Add tune_flags.
400 (GENERATE_BRANCHLIKELY): Remove TARGET_SR71K check.
401 * config/mips/mips.c (mips_cpu_info_table): Add tune_flags fields.
403 (override_options): Remove deprecation code. Use branch-likely
404 instructions for optimize_size or if the tuning flags do not
405 suggest otherwise. Tweak warning.
406 (mips_matching_cpu_name_p, mips_parse_cpu): Use ARRAY_SIZE.
408 2007-09-27 Matthias Klose <doko@ubuntu.com>
410 * config/i386/t-linux64 (MULTILIB_OSDIRNAMES): Use ../lib32 as the
411 multilib osdirname if it exists.
412 * config/rs6000/t-linux64 (MULTILIB_OSDIRNAMES): Likewise.
414 2007-09-27 Ian Lance Taylor <iant@google.com>
416 PR tree-optimization/33565
417 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING on
418 assignments of comparisons.
419 * tree-ssa-sccvn.c (simplify_binary_expression): Add stmt
420 parameter. Change caller. Defer overflow warnings around call to
422 * fold-const.c (fold_undefer_overflow_warnings): Don't warn if
423 TREE_NO_WARNING is set on the statement.
424 * tree-ssa-forwprop.c
425 (tree_ssa_forward_propagate_single_use_vars): Don't test
426 TREE_NO_WARNING when calling fold_undefer_overflow_warnings.
427 * tree-cfg.c (fold_cond_expr_cond): Likewise.
429 2007-09-27 Joseph Myers <joseph@codesourcery.com>
431 * config/rs6000/rs6000.c (rs6000_legitimize_address): Do not
432 reduce offset by units of 0x10000 for SPE vector modes or modes
433 used with E500 double instructions.
435 2007-09-04 Paolo Bonzini <bonzini@gnu.org>
437 * simplify-rtx.c (comparison_result): New.
438 (simplify_const_relational_operation): Use it instead of the five
439 "equal|op[01]ltu?" variables; consequently remove redundant "else"s.
440 Improve bounds-checking optimizations; remove subsumed POPCOUNT
441 optimizations. Extract nonzero_address_p optimizations into a
442 separate "if" together with optimizations where op1 is const0_rtx.
443 Optimize comparing an IOR with zero. Simplify op0 RELOP op0 for
444 floating-point arguments too when appropriate. Hoist test for ABS
445 outside the final switch statement.
446 * cse.c (fold_rtx): Don't look for an IOR equivalent of
447 folded_arg0 if we found a constant equivalent. Remove
448 transformations done in simplify-rtx.c for "op0 RELOP op0".
450 2007-09-27 Jakub Jelinek <jakub@redhat.com>
452 * builtins.c (expand_builtin, expand_builtin_object_size,
453 expand_builtin_memory_chk, maybe_emit_chk_warning,
454 maybe_emit_sprintf_chk_warning): Use new %K format string specifier
456 * expr.c (expand_expr_real_1): Likewise.
457 * langhooks-def.h (struct diagnostic_info): Add forward decl.
458 (lhd_print_error_function): Add third argument.
459 * langhooks.h (struct diagnostic_info): Add forward decl.
460 (struct lang_hooks): Add third argument to print_error_function.
461 * diagnostic.h (diagnostic_info): Add abstract_origin field.
462 (diagnostic_last_function_changed, diagnostic_set_last_function): Add
464 (diagnostic_report_current_function): Likewise.
465 * toplev.c (announce_function): Pass NULL as second argument to
466 diagnostic_set_last_function.
467 * diagnostic.c (diagnostic_report_current_function): Add second
468 argument, pass it as third argument to lang_hooks.print_error_function.
469 (default_diagnostic_starter): Pass DIAGNOSTIC as second argument
470 to diagnostic_report_current_function.
471 (diagnostic_report_diagnostic): Initialize diagnostic->abstract_origin
472 and message.abstract_origin.
473 (verbatim): Initialize abstract_origin.
474 * pretty-print.h (text_info): Add abstract_origin field.
475 * pretty-print.c (pp_base_format): Handle %K.
476 * langhooks.c (lhd_print_error_function): Add third argument. If
477 diagnostic->abstract_origin, print virtual backtrace.
478 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
479 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Support %K.
480 (init_dynamic_diag_info): Likewise.
482 2007-09-26 David Daney <ddaney@avtrex.com>
485 * config/mips/mips.md (sync_compare_and_swap<mode>, sync_old_add<mode>,
486 sync_new_add<mode>, sync_old_<optab><mode>, sync_new_<optab><mode>,
487 sync_old_nand<mode>, sync_new_nand<mode>,
488 sync_lock_test_and_set<mode>): Fix '&' constraint modifiers.
489 Update length attributes.
490 (sync_add<mode>, sync_sub<mode>, sync_old_sub<mode>,
491 sync_new_sub<mode>, sync_<optab><mode>, sync_nand<mode>): Update
493 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP,
494 MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND,
495 MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Add
498 2007-09-26 Richard Guenther <rguenther@suse.de>
500 PR tree-optimization/33563
501 * tree-ssa-dse.c (get_use_of_stmt_lhs): Rename to ...
502 (get_kill_of_stmt_lhs): ... this. Re-structure. Handle
504 (dse_optimize_stmt): Call get_kill_of_stmt_lhs instead of
507 2007-09-26 Joseph Myers <joseph@codesourcery.com>
510 * c-common.c (complete_array_type): Diagnose too-large arrays and
511 set type to error_mark_node.
513 2007-09-26 Richard Guenther <rguenther@suse.de>
515 PR tree-optimization/30375
516 PR tree-optimization/33560
517 * tree-ssa-dse.c (get_use_of_stmt_lhs): Give up on uses
521 2006-05-22 Aldy Hernandez <aldyh@redhat.com>
523 * tree-ssa-dse.c (aggregate_vardecl_d): New.
524 (dse_global_data): Add aggregate_vardecl field.
525 (dse_possible_dead_store_p): New.
526 Add prev_defvar variable.
527 Allow immediate uses and previous immediate uses to differ
528 if they are setting different parts of the whole.
529 (get_aggregate_vardecl): New.
530 (dse_record_partial_aggregate_store): New.
531 (dse_whole_aggregate_clobbered_p): New.
532 (dse_partial_kill_p): New.
533 Call dse_maybe_record_aggregate_store().
534 When checking whether a STMT and its USE_STMT refer to the
535 same memory address, check also for partial kills that clobber
537 Move some variable definitions to the block where they are used.
538 (aggregate_vardecl_hash): New.
539 (aggregate_vardecl_eq): New.
540 (aggregate_vardecl_free): New.
541 (aggregate_whole_store_p): New.
542 (tree_ssa_dse): Initialize and free aggregate_vardecl.
543 Mark which aggregate stores we care about.
545 2007-09-25 DJ Delorie <dj@redhat.com>
548 * config/m32c/m32c.c (m32c_immd_dbl_mov): Use INTVAL instead of
551 2007-09-25 Michael Meissner <michael.meissner@amd.com>
554 * config/i386/i386.c (ix86_expand_sse5_unpack): Change to call
555 gen_sse5_pperm_sign_v4si_v2di and gen_sse5_pperm_zero_v4si_v2di
556 for vector int32 -> int64 conversions. Don't write beyond the end
557 of the allocated vector for int32 -> int64 conversions.
559 2007-09-25 Revital Eres <eres@il.ibm.com>
561 * config/rs6000/paired.h (paired_sel): New.
562 * config/rs6000/rs6000.c (bdesc_3arg): Add selv2sf4.
563 (rs6000_expand_ternop_builtin): Pass zero const_double operand
564 when expanding selv2sf.
565 * config/rs6000/rs6000.h (rs6000_builtins): Add
566 PAIRED_BUILTIN_SELV2SF4.
568 2007-09-25 Joseph Myers <joseph@codesourcery.com>
571 * c-typeck.c (default_conversion): Call require_complete_type
572 before perform_integral_promotions.
573 (build_unary_op): Call require_complete_type except for ADDR_EXPR.
574 (build_c_cast): Call require_complete_type except for casts to
576 (convert_for_assignment): Call require_complete_type.
578 2007-09-25 Revital Eres <eres@il.ibm.com>
580 * config/spu/spu.md: Fix doloop pattern.
582 2007-09-25 Bernd Schmidt <bernd.schmidt@analog.com>
584 * config/bfin/bfin.c (expand_prologue_reg_save,
585 expand_epilogue_reg_restore): Code to save and restore I/M/B/L regs and
587 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
588 ... from here. New argument ALL; callers changed.
589 (n_regs_saved_by_prologue): Count ASTAT for plain saveall functions.
590 (bfin_expand_prologue, bfin_expand_epilogue): Deal with functions that
591 have the "saveall" attribute.
593 2007-09-25 Hans-Peter Nilsson <hp@bitrange.com>
595 * config/mmix/mmix.h (FUNCTION_INCOMING_ARG_REGNO_P): Don't define
597 (INCOMING_REGNO, OUTGOING_REGNO): Define.
598 * config/mmix/mmix.c (mmix_opposite_regno): New function.
599 * config/mmix/mmix-protos.h (mmix_opposite_regno): Prototype.
601 * config/mmix/mmix.md ("*cmpcc_folded"): In condition, gate
602 with REG_P tests before REGNO access.
604 2007-09-24 DJ Delorie <dj@redhat.com>
607 * config/m32c/cond.md (stzx_reversed_<mode>): Add an output
609 (movqicc_<code>_<mode>): Likewise.
610 (movhicc_<code>_<mode>): Likewise.
612 2007-09-24 Rask Ingemann Lambertsen <rask@sygehus.dk>
615 * config/m32c/m32c.c (m32c_eh_return_data_regno): Leave an address
618 2007-09-24 Danny Smith <dannysmith@user.sourceforge.net>
621 * config/i386/i386.c (ix86_comp_type_attributes): Check
624 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
626 * config/m68k/m68k.h (ASM_OUTPUT_ALIGN_WITH_NOP): New, use
627 "move.l %a4,%a4" to produce nops.
628 * config/m68k/m68k.c (override_options): Reset align options,
629 if neccessary align macro isn't avaible.
631 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
633 config/m68k/linux.h (PREFERRED_STACK_BOUNDARY): New.
635 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
637 * config/m68k/m68k.c (strict_low_part_peephole_ok): Don't leave
639 * config/m68k/m68k.md (movsi_m68k): Allow certain constant when
641 (peephole pattern): Convert most of them to RTL peephole pattern.
643 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
645 * config/m68k/m68k.c (notice_update_cc): Recognize fp compare
646 (moved from fp compare patterns).
647 * config/m68k/m68k.md (cmp<mode>, cmp<mode>_68881, cmp<mode>_cf):
648 Cleanup predicates to relieve reload.
649 (conditional_trap): Reject conditional trap with fp condition.
650 * gcc/config/m68k/predicates.md (fp_src_operand): New, reject
651 certain constants early.
653 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
655 * gcc/final.c (final_scan_insn): Remove accidentally duplicated code.
657 2007-09-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
659 * config.gcc (powerpc*-*-*): --with-cpu=cell is a 64bit CPU.
660 Allow --with-tune=cell and --with-cpu=cell.
662 2007-09-24 David Edelsohn <edelsohn@gnu.org>
664 * config/rs6000/rs6000-protos.h (rs6000_emit_swrsqrtsf): Declare.
665 * config/rs6000/rs6000.opt (swdiv): Change option to ...
667 * config/rs6000/rs6000.c (rs6000_builtin_reciprocal): New
669 (TARGET_BUILTIN_RECIPROCAL): Use it.
670 (rs6000_builtin_expand): Expand recip, recipf, and rsqrtf.
671 (rs6000_init_builtins): Initialize recip, recipf, and rsqrtf.
672 (rs6000_emit_swrsqrtsf): New.
673 * config/rs6000/rs6000.h (rs6000_builtins): Add recip, recipf, and
675 * config/rs6000/rs6000.md (UNSPEC_RSQRT): Define.
676 (divsf3): Remove swdiv support.
679 (rsqrt_internal1): New.
680 (divdf3): Remove swdiv support.
683 2007-09-24 Jakub Jelinek <jakub@redhat.com>
686 * langhooks.h (struct lang_hooks_for_types): Add type_hash_eq
688 * langhooks-def.h (LANG_HOOKS_TYPE_HASH_EQ): Define.
689 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_TYPE_HASH_EQ.
690 * tree.c (type_hash_eq): For FUNCTION_TYPE use
691 lang_hooks.type.type_hash_eq in addition to generic tests.
693 2007-09-24 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
694 Ramana Radhakrishnan <ramana@hercules.pun.celunite.com>
696 * tree-inline.h (eni_weights): Add field target_builtin_cost to
697 reflect the cost per call to a target specific builtin.
698 * tree-inline.c (estimate_num_insns_1): If it is a CALL_EXPR for a
699 call to a target specific builtin, then use target_builtin_call_cost.
700 (init_inline_once): Initialize target_builtin_call_cost field.
702 2007-09-24 Kai Tietz <kai.tietz@onevision.com>
705 * config/i386/i386.c (return_in_memory_ms_64): Handle return types for
708 2007-09-23 H.J. Lu <hongjiu.lu@intel.com>
710 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
711 * configure: Regenerated.
713 2007-09-23 Ollie Wild <aaw@google.com>
715 * fold-const.c (fold_binary): Fold BIT_AND_EXPR's with a pointer
717 (get_pointer_modulus_and_residue): New function.
719 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
721 * config/mips/mips.c (build_mips16_call_stub): On 64-bit targets,
722 combine an SC return value into a single register.
724 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
726 * opth-gen.awk (target_flags_explicit): Declare.
727 * toplev.h (target_flags_explicit): Delete declaration.
728 * toplev.c (target_flags): Likewise.
729 * config/mips/mips.h (mips_llsc_setting, mips_llsc): Delete.
730 (GENERATE_SYNC, GENERATE_LL_SC): Redefine using target_explicit_flags.
731 Never return true for TARGET_MIPS16.
732 * config/mips/mips.c (mips_llsc): Delete.
733 (mips_handle_option): Remove -mllsc handling.
734 (mips_strip_unspec_address): Tweak comment.
735 * config/mips/mips.opt (mllsc): Use a target mask.
737 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
739 * doc/tm.texi (POINTERS_EXTEND_UNSIGNED): Document extensions to
740 word_mode as well as Pmode.
742 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
744 * function.c (assign_parm_setup_block): Explicitly convert BLKmode
745 parameters from word_mode to the subword type if such a truncation
748 2007-09-23 Jakub Jelinek <jakub@redhat.com>
750 * configure.ac (MAKEINFO): Handle makeinfo version 4.10 and above.
751 * configure: Regenerated.
753 2007-09-23 Jan Hubicka <jh@suse.cz>
755 * params.def (INLINE_CALL_COST): Set to 12.
756 * invoke.texi (inline-call-cost): Update default value.
758 2007-09-23 Eric Botcazou <ebotcazou@adacore.com>
760 * config/alpha/alpha.md (movti): Use operand_subword for the split.
762 2007-09-23 Ayal Zaks <zaks@il.ibm.com>
763 Revital Eres <eres@il.ibm.com>
765 * modulo-sched.c (doloop_register_get): Rewrite the loop which
766 checks whether the count_reg is found outside the control part.
768 2007-09-23 Jakub Jelinek <jakub@redhat.com>
770 * expr.c (expand_expr_real_1) <case CALL_EXPR>: Use get_callee_fndecl
771 instead of checking CALL_EXPR_FN directly to test for builtins.
772 If error or warning attributes are present, print
774 * c-common.c (handle_error_attribute): New function.
775 (c_common_attribute_table): Add error and warning
777 * doc/extend.texi: Document error and warning attributes.
779 * tree.h (block_nonartificial_location): New prototype.
780 * tree.c (block_nonartificial_location): New function.
781 * dwarf2out.c (gen_subprogram_die): Add DW_AT_artificial
782 if artificial attribute is present on abstract inline decl.
783 * c-common.c (handle_artificial_attribute): New function.
784 (c_common_attribute_table): Add artificial attribute.
785 * final.c (override_filename, override_linenum): New variables.
786 (final_scan_insn): For DBX_DEBUG or SDB_DEBUG, set override_filename
787 and override_linenum if inside of a block inlined from
788 __attribute__((__artificial__)) function.
789 (notice_source_line): Honor override_filename and override_linenum.
790 * doc/extend.texi: Document __attribute__((__artificial__)).
791 * config/i386/emmintrin.h: Add __artificial__ attribute to
792 all __always_inline__ functions.
793 * config/i386/mmintrin.h: Likewise.
794 * config/i386/tmmintrin.h: Likewise.
795 * config/i386/mm3dnow.h: Likewise.
796 * config/i386/pmmintrin.h: Likewise.
797 * config/i386/ammintrin.h: Likewise.
798 * config/i386/xmmintrin.h: Likewise.
799 * config/i386/smmintrin.h: Likewise.
800 * config/i386/bmmintrin.h: Likewise.
801 * config/i386/mmintrin-common.h: Likewise.
804 * expr.c (expand_constructor): New function.
805 (expand_expr_real_1) <case CONSTRUCTOR>: Call it.
806 (expand_expr_real_1) <case ARRAY_REF>: Call it if VALUE is
809 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
811 * config/mips/mips.c (dump_constants_1): Generalize to include
812 fractional and accumulator modes.
814 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
816 * config/mips/mips.h (ISA_HAS_DSP, ISA_HAS_DSPR2): New macros.
817 * config/mips/mips.c (mips_set_mips16_mode): Don't clear the DSP
819 (override_options): Check TARGET_HARD_FLOAT_ABI instead of
820 TARGET_HARD_FLOAT when testing whether -mpaired-single is
822 (mips_conditional_register_usage): Check ISA_HAS_DSP instead of
824 * config/mips/constraints.md (ka): Check ISA_HAS_DSPR2 instead of
826 * config/mips/mips.md (ANYF): Require TARGET_HARD_FLOAT for V2SF.
827 (mulv2sf3, movv2sf, movv2sf_hardfloat_64bit): Require
829 (<u>mulsidi3_32bit_internal, <u>msubsidi4, <u>maddsidi4): Check
830 ISA_HAS_DSPR2 instead of TARGET_HAS_DSPR2.
831 * config/mips/mips-dsp.md: Use ISA_HAS_DSP instead of TARGET_HAS_DSP
833 * config/mips/mips-dspr2.md: Likewise ISA_HAS_DSPR2 and
835 * config/mips/mips-fixed.md: Use ISA_HAS_DSP and ISA_HAS_DSPR2
836 instead of TARGET_HAS_DSP and TARGET_HAS_DSPR2.
837 * config/mips/mips-ps-3d.md: Add TARGET_HARD_FLOAT to V2SF patterns.
839 2007-09-22 Jason Merrill <jason@redhat.com>
842 * attribs.c (lookup_attribute_spec): Split out...
843 (decl_attributes): From here.
844 * tree.h: Declare it.
846 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
848 * doc/sourcebuild.texi: Document dg-add-options mips16_attribute.
850 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
852 * tree-inline.c (remap_type_1): Correctly chain variants.
854 2007-09-22 Richard Guenther <rguenther@suse.de>
856 PR tree-optimization/33146
857 * fold-const.c (fold_binary): Use the original tree
859 * tree.h (STRIP_SIGN_NOPS): Converting from or to pointer
862 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
865 * except.c (finish_eh_generation): Call commit_edge_insertions if
866 there are insns queued on the entry edge.
867 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns on
870 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
872 * doc/sourcebuild.texi (dg-add-c99-runtime-options): Document.
874 2007-09-19 Michael Meissner <michael.meissner@amd.com>
876 * gcc/config/i386/i386.c: Delete trailing whitespace.
877 * gcc/config/i386/i386.h: Ditto.
878 * gcc/config/i386/bmmintrin.h: Ditto.
879 * gcc/config/i386/sync.md: Ditto.
880 * gcc/config/i386/ppro.md: Ditto.
881 * gcc/config/i386/mmx.md: Ditto.
882 * gcc/config/i386/constraints.md: Ditto.
883 * gcc/config/i386/sse.md: Ditto.
884 * gcc/config/i386/athlon.md: Ditto.
885 * gcc/config/i386/i386.md: Ditto.
887 2007-09-21 Richard Guenther <rguenther@suse.de>
889 PR tree-optimization/33508
890 * tree-ssa-alias.c (mark_aliases_call_clobbered): Avoid
891 quadratic loop by keeping a bitmap of variables we have
892 to clobber all subvariables for.
893 (set_initial_properties): Likewise.
895 2007-09-21 Richard Sandiford <rsandifo@nildram.co.uk>
897 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Delete.
899 2007-09-20 Nigel Stephens <nigel@mips.com>
900 Chao-ying Fu <fu@mips.com>
902 * c-decl.c (finish_declspecs): When _Sat is used without
903 _Fract or _Accum, set the default type to cts_fract.
904 This avoids a warning of "type defaults to int".
906 2007-09-20 Joseph Myers <joseph@codesourcery.com>
908 * c-decl.c (check_bitfield_type_and_width): Don't allow _Bool
909 bit-fields wider than one bit.
911 2007-09-20 Jakub Jelinek <jakub@redhat.com>
914 * dwarf2out.c (modified_type_die): Handle TYPE_DECL with NULL
916 * dbxout.c (dbxout_type): Likewise.
920 * gimplify.c (gimplify_vla_decl): New function.
921 (gimplify_decl_expr): Move VLA decl handling to gimplify_vla_decl.
923 (gimplify_target_expr): Handle variable length TARGET_EXPRs.
925 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
927 * doc/invoke.texi (-minterlink-mips16): Document.
928 * config/mips/mips.opt (minterlink-mips16): New option.
929 * config/mips/mips.c (mips_function_ok_for_sibcall): Handle
932 2007-09-20 Joseph Myers <joseph@codesourcery.com>
934 * doc/extend.texi (Attribute Syntax): Remove old speculative
937 2007-09-20 Mark Shinwell <shinwell@codesourcery.com>
939 * combine.c: Include cgraph.h.
940 (setup_incoming_promotions): Rework to allow more aggressive
941 elimination of sign extensions when all call sites of the
942 current function are known to lie within the current unit.
944 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
946 * dse.c (find_shift_sequence): No-op rework of control flow.
948 2007-09-19 Richard Sandiford <rsandifo@nildram.co.uk>
950 * config/mips/mips.c (build_mips16_call_stub): Tidy. Fix second
951 GPR for DCmode on 64-bit targets. Remove redundant fallback.
953 2007-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
955 * cfgexpand.c (dump_stack_var_partition): Use the correct
956 index for the offset.
958 2007-09-19 Joseph Myers <joseph@codesourcery.com>
960 * config/mips/sde.h: Switch to GPLv3.
962 2007-09-19 Eric Botcazou <ebotcazou@adacore.com>
964 * tree-sra.c (decide_block_copy): Decide if there are groups.
966 2007-09-19 Roman Zippel <zippel@linux-m68k.org>
968 * config/m68k/m68k.c (output_move_himode): Remove jump table
970 config/m68k/m68k.md (lea): Likewise.
971 * config/m68k/m68k.c (print_operand_address): Use simple pc
974 2007-09-19 Bernd Schmidt <bernd.schmidt@analog.com>
976 * doc/tm.texi (IS_ASM_LOGICAL_LINE_SEPARATOR): Document new argument.
977 * final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide two-argument
979 (asm_insn_count): Pass template as second argument to it.
980 * config/avr/avr.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
981 * config/pa/pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
982 * config/stormy16/stormy16.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
983 * config/cris/cris.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
984 * config/sh/sh.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
985 (sh_insn_length_adjustment): Pass template as second argument to it.
986 * config/bfin/bfin.h (IS_ASM_LOGICAL_LINE_SEPARATOR): New macro.
988 * config/bfin/bfin.md (define_asm_attributes): New.
990 2007-09-19 Jie Zhang <jie.zhang@analog.com>
992 * config.gcc (bfin*-linux-uclibc*): Add ./linux-sysroot-suffix.h
994 * config/bfin/print-sysroot-suffix.sh: New.
995 * config/bfin/t-bfin-elf (EXTRA_PARTS): Remove.
996 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
997 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
998 * config/bfin/t-bfin-uclinux (EXTRA_PARTS): Remove.
999 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
1000 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
1001 * config/bfin/t-bfin-linux (EXTRA_PARTS): Remove.
1002 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
1003 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
1004 (linux-sysroot-suffix.h): New target.
1005 * config/bfin/bfin.opt (mcsync-anomaly): Use Var instead of Mask.
1006 (mspecld-anomaly): Likewise.
1007 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Renamed from
1008 (enum bfin_cpu): ... this. Add BFIN_CPU_BF522, BFIN_CPU_BF525,
1009 BFIN_CPU_BF527, BFIN_CPU_BF538, BFIN_CPU_BF539, BFIN_CPU_BF542,
1010 BFIN_CPU_BF544, BFIN_CPU_BF548, and BFIN_CPU_BF549.
1011 (bfin_si_revision): Declare.
1012 (bfin_workarounds): Declare.
1013 (WA_SPECULATIVE_LOADS): Define.
1014 (ENABLE_WA_SPECULATIVE_LOADS): Define.
1015 (WA_SPECULATIVE_SYNCS): Define.
1016 (ENABLE_WA_SPECULATIVE_SYNCS): Define.
1017 * config/bfin/elf.h (STARTFILE_SPEC): Rename crt532.o to basiccrt.o.
1018 (LIB_SPEC): Add %s to the linker scripts.
1019 Use proper linker script for bf522, bf525, bf527,
1020 bf538, bf539, bf542, bf544, bf548, and bf549.
1021 * config/bfin/bfin.c (bfin_si_revision): Define.
1022 (bfin_workarounds): Define.
1023 (struct bfin_cpu): New.
1025 (bfin_handle_option): Handle silicon revision part of -mcpu option.
1026 (override_options): Set bfin_workarounds.
1027 (length_for_loop): Replace TARGET_CSYNC_ANOMALY with
1028 ENABLE_WA_SPECULATIVE_SYNCS, TARGET_SPECLD_ANOMALY with
1029 ENABLE_WA_SPECULATIVE_LOADS.
1030 (bfin_reorg): Likewise.
1031 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
1032 macros for bf522, bf525, bf527, bf538, bf539,
1033 bf542, bf544, bf548, and bf549.
1034 Define __SILICON_REVISION__ and __WORKAROUND_* macros if needed.
1035 Don't define __ID_SHARED_LIB__ when -msep-data.
1036 (TARGET_DEFAULT): Define as 0.
1037 (DRIVER_SELF_SPECS): Add -mcpu=bf532 if no -mcpu option.
1038 * doc/invoke.texi (Blackfin Options): Document silicon
1039 revision part of -mcpu option and it now accepts bf522, bf525,
1040 bf527, bf538, bf539, bf542, bf544, bf548, and bf549.
1042 2007-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1044 * alias.c (memory_modified_1): Deconstify.
1045 (memory_modified_in_insn_p): Don't use const_note_stores.
1046 * rtl.h (const_note_stores): Delete.
1047 * rtlanal.c (const_note_stores): Likewise.
1049 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
1051 * dse.c (find_shift_sequence): Temporarily revert to forbidding
1054 2007-09-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
1058 * config/fr30/fr30.md (addsi3): Check REG_P() before calling REGNO().
1059 (addsi_small_int): Likewise.
1060 (addsi_big_int): Use rtx_equal_p() instead of REGNO() comparison.
1061 (one_cmplsi2): Likewise.
1063 (enter_func): Expand insn using hard_frame_pointer_rtx and
1066 * config/fr30/fr30.c (fr30_expand_prologue): Check for
1067 hard_frame_pointer_rtx instead of using REGNO() check.
1068 Properly sign extend GEN_INT() argument.
1070 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
1072 * config/m68k/m68k.c (override_options): Remove USE_GAS,
1074 (output_dbcc_and_branch, output_scc_di): Replace all jbcc
1075 alternatives with just jcc.
1076 * config/m68k/m68k.md (addsi_lshrsi_31, beq0_di, bne0_di,
1077 bge0_di, blt0_di, bgtu, bltu, bgeu, bleu, bgtu_rev,
1078 bltu_rev, bgeu_rev, bleu_rev, jump, dbne_hi, dbne_si,
1079 dbge_hi, dbge_si): Likewise.
1081 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
1083 * config/m68k/m68k.md (beq, bne, bgt, blt, bge, ble, bordered,
1084 bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, beq_rev,
1085 bne_rev, bgt_rev, blt_rev, bge_rev, ble_rev, bordered_rev,
1086 bunordered_rev, buneq_rev, bunge_rev, bungt_rev, bunle_rev,
1087 bunlt_rev, bltgt_rev): Replace all fbcc with fjcc.
1089 2007-09-18 Maxim Kuvyrkov <maxim@codesourcery.com>
1091 * config/m68k/m68k-devices.def (51qe): New device.
1092 * config/m68k/m68k.c (FL_FOR_isa_c): Remove division unit. Add it
1093 to all uses of FL_FOR_isa_c for compatibility.
1094 (all_microarchs): Add cfv1 microarchitecture.
1095 (m68k_handle_option): Handle m51qe option.
1096 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Handle 51QE.
1097 (TUNE_CFV1): New macro.
1098 (enum uarch_type): Add ucfv1.
1099 * doc/invoke.texi: Document 51qe device and cfv1 microarchitecture.
1101 2007-09-18 Richard Guenther <rguenther@suse.de>
1103 PR tree-optimization/31863
1104 * tree-ssa-structalias.c (create_variable_info_for): Always
1105 free the fieldstack.
1107 2007-09-18 Dorit Nuzman <dorit@il.ibm.com>
1109 * opts.c (decode_options): Enable vectorization under -O3.
1111 2007-09-18 Richard Guenther <rguenther@suse.de>
1113 PR tree-optimization/33340
1114 * tree-ssa-sccvn.c (set_ssa_val_to): Do not set values to
1115 SSA_NAMEs that occur in abnormal PHI nodes.
1117 2007-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1119 * tree-cfg.c (is_ctrl_altering_stmt, tree_block_ends_with_call_p):
1120 Don't use const_get_call_expr_in.
1121 * tree-gimple.c (const_get_call_expr_in): Delete.
1122 * tree-gimple.h (const_get_call_expr_in): Likewise.
1124 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
1126 * df-scan.c (df_notes_rescan): Do nothing if the instruction does
1127 not yet have a basic block.
1128 * dse.c (find_shift_sequence): Don't set DF_NO_INSN_RESCAN.
1130 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
1132 * config/mips/mips.c (mips_file_start): Add ".previous" directives
1133 to both ".section"s.
1135 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
1137 * config/mips/mips.c (mips_output_mi_thunk): Use
1138 mips_function_ok_for_sibcall and const_call_insn_operand
1139 to determine if a direct sibcall is allowed. Use
1140 mips_classify_symbol to determine a global pointer is needed.
1142 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
1144 * config/mips/mips.md (*clear_upper32): Use "W" as the memory operand.
1146 2007-09-17 Chao-ying Fu <fu@mips.com>
1147 Nigel Stephens <nigel@mips.com>
1149 * config/fixed-bit.h: New file.
1150 * config/fixed-bit.c: New file.
1151 * doc/libgcc.texi (Fixed-point fractional library routines): New node.
1153 2007-09-18 Jakub Jelinek <jakub@redhat.com>
1155 * c-format.h (format_kind_info): Add alloc_char field.
1156 * c-format.c (scanf_flag_specs): Add 'm'.
1157 (scanf_flag_pairs): Add 'a', 'm' pair.
1158 (scan_char_table): Allow 'm' modifier for c, s, [, C and S.
1159 (format_types_orig): Add alloc_char fields.
1160 (check_format_info_main): Rename aflag to alloc_flag.
1161 Handle fki->alloc_char. modifier after width and before length
1162 modifiers. Move FMT_FLAG_SCANF_A_KLUDGE handling before
1163 length modifiers as well.
1164 * config/sol2-c.c (solaris_format_types): Add alloc_char field.
1167 * builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
1168 returned by build_call_expr.
1170 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
1172 * tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
1173 NULL for variable-sized records too.
1174 (sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
1176 2007-09-17 Tom Tromey <tromey@redhat.com>
1178 * c-decl.c (pushdecl): Don't set DECL_LANG_SPECIFIC.
1179 (c_builtin_function): Likewise.
1180 (grokdeclarator): Likewise.
1182 2007-09-17 Zdenek Dvorak <ook@ucw.cz>
1184 PR rtl-optimization/26449
1185 * loop-invariant.c (move_invariant_reg): Do not use force_operand.
1186 (seq_insns_valid_p): Removed.
1188 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
1190 * tree-nomudflap.c (gate_mudflap): New static function.
1191 (pass_mudflap_1): Use it as gate function.
1192 (pass_mudflap_2): Likewise.
1194 2007-09-17 Jan Hubicka <jh@suse.cz>
1198 * loop-invariant.c (move_invariant_reg): Unshare sequence.
1200 2007-09-17 Victor Kaplansky <victork@il.ibm.com>
1202 PR tree-optimization/33319
1203 * tree-vect-analyze.c (vect_same_range_drs): New.
1204 (vect_vfa_range_equal): New.
1205 (vect_is_duplicate_ddr): Removed.
1206 (vect_mark_for_runtime_alias_test): Do not perform marking when
1207 optimizing for size or max_param for alias checking is zero.
1208 Move the function before vect_analyze_data_ref_dependence.
1209 (vect_analyze_data_ref_dependence): Add call to
1210 vect_mark_for_runtime_alias_test in two cases when dependence
1212 (vect_analyze_data_ref_dependences): Do not call to
1213 vect_mark_for_runtime_alias_test.
1214 (vect_prune_runtime_alias_test_list): New.
1215 (vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
1216 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
1217 Update vec_outside_cost.
1218 (vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
1219 (vect_create_cond_for_alias_checks): Build the base address of data
1220 reference from DR_GROUP_FIRST_DR.
1221 (vect_loop_versioning): New.
1222 (vect_transform_loop): Add a call to vect_loop_versioning.
1223 Remove factored out code.
1225 2007-09-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1228 * expr.c (store_expr): Call adjust_address to change mode of dest_mem
1231 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
1233 * dse.c (find_shift_sequence): Allow word as well as subword shifts.
1234 Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
1235 Fix the call to insn_rtx_cost. Skip access sizes that require a
1236 real truncation of the store register. Use convert_move instead
1237 of gen_lowpart when narrowing the result.
1238 (replace_read): Use convert_move instead of gen_lowpart when
1239 narrowing the store rhs.
1241 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
1243 * config/mips/mips.md (SHORT): Fix long line.
1244 (SUBDI): New mode iterator. Extend the shift-and-truncate insns
1245 to QImode and HImode.
1247 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
1249 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
1251 2007-09-15 Zdenek Dvorak <ook@ucw.cz>
1253 * tree-parloops.c: New file.
1254 * tree-ssa-operands.h (free_stmt_operands): Declare.
1255 * tree-ssa-loop-manip.c (split_loop_exit_edge): Return the new basic
1257 * tree-pass.h (pass_parallelize_loops): Declare.
1258 * omp-low.c (expand_omp_parallel, expand_omp_for): Update SSA form for
1260 (build_omp_regions_1): Allow analysing just a single OMP region and
1262 ( build_omp_regions_root, omp_expand_local): New functions.
1263 (build_omp_regions): Add argument to build_omp_regions_1 call.
1264 * builtins.def (DEF_GOMP_BUILTIN): Initialize OMP builtins when
1265 autoparallelization is run.
1266 * timevar.def (TV_TREE_PARALLELIZE_LOOPS): New.
1267 * tree-ssa-loop.c (gate_tree_parallelize_loops, tree_parallelize_loops,
1268 pass_parallelize_loops): New.
1269 * common.opt (ftree-parallelize-loops): New.
1270 * tree-flow.h (omp_expand_local, tree_duplicate_sese_tail,
1271 parallelize_loops): Declare.
1272 (add_phi_args_after_copy, split_loop_exit_edge): Declaration changed.
1273 * Makefile.in (tree-parloops.o): Added.
1274 * tree-cfg.c (add_phi_args_after_copy_edge, tree_duplicate_sese_tail):
1276 (add_phi_args_after_copy_bb): Use add_phi_args_after_copy_edge.
1277 (add_phi_args_after_copy): Call add_phi_args_after_copy_edge for
1278 one extra edge as well.
1279 (tree_duplicate_sese_region): Add argument to add_phi_args_after_copy.
1280 Use VEC_free to free doms vector.
1281 (move_block_to_fn): Update loop info. Remove phi nodes for virtual
1282 operands. Recompute operand caches in the new function.
1283 (move_sese_region_to_fn): Update loop info.
1284 * passes.c (init_optimization_passes): Add pass_parallelize_loops.
1285 * tree-ssa-operands.c (free_stmt_operands): New function.
1287 * doc/passes.texi: Document autoparallelization.
1288 * doc/invoke.texi (-ftree-parallelize-loops): New option.
1290 2007-09-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1293 * pa.c (function_value): Use GET_MODE_BITSIZE instead of
1296 2007-09-15 Dorit Nuzman <dorit@il.ibm.com>
1298 * tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
1299 the VEC is not NULL.
1300 (vectorizable_type_demotion, vectorizable_type_promotion): Check that
1301 get_vectype_for_scalar_type succeeded.
1302 (vectorizable_conversion): Likewise.
1304 2007-09-14 Jan Hubicka <jh@suse.cz>
1306 * config/i386/i386.md (*floatdi<mode>2_i387): Guard against
1309 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
1312 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary
1313 register when operands[2] equals operands[1].
1314 (remainderxf3): Ditto.
1316 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
1317 Nigel Stephens <nigel@mips.com>
1319 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
1320 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
1321 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to
1323 (_Unwind_ForcedUnwind): Likewise.
1324 (_Unwind_Resume): Likewise.
1325 (_Unwind_Resume_or_Rethrow): Likewise.
1326 (_Unwind_Backtrace): Likewise.
1327 (_Unwind_SjLj_RaiseException): Likewise.
1328 (_Unwind_SjLj_ForcedUnwind): Likewise.
1329 (_Unwind_SjLj_Resume): Likewise.
1330 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
1331 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
1333 (_Unwind_ForcedUnwind): Likewise.
1334 (_Unwind_Resume): Likewise.
1335 (_Unwind_Resume_or_Rethrow): Likewise.
1336 (_Unwind_Backtrace): Likewise.
1337 * unwind-compat.c (_Unwind_Backtrace): Likewise.
1338 (_Unwind_ForcedUnwind): Likewise.
1339 (_Unwind_RaiseException): Likewise.
1340 (_Unwind_Resume): Likewise.
1341 (_Unwind_Resume_or_Rethrow): Likewise.
1343 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
1344 nomips16 mode when IN_LIBGCC2 with hard float.
1346 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
1348 * config/mips/sdemtk.opt: Update to GPLv3.
1349 * config/mips/sdemtk.h: Likewise.
1351 2007-09-14 Nigel Stephens <nigel@mips.com>
1353 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
1354 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
1355 for mipsisa32-*-linux*.
1357 2007-09-14 Nigel Stephens <nigel@mips.com>
1358 David Ung <davidu@mips.com>
1359 Thiemo Seufer <ths@mips.com>
1360 Richard Sandiford <richard@codesourcery.com>
1362 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
1363 * configure.ac: Add a mipssde threading type.
1364 * configure: Regenerate.
1365 * config/mips/sdemtk.h: New file.
1366 * config/mips/t-sdemtk: Likewise.
1367 * config/mips/sdemtk.opt: Likewise.
1368 * gthr-mipssde.h: Likewise.
1369 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
1370 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
1371 (MIPS_ICACHE_SYNC): New macro, split from ...
1372 * config/mips/mips.md (clear_cache): ...here.
1373 * config/mips/mips.c (mips_save_reg_p): Check
1374 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
1375 (build_mips16_function_stub): Use targetm.strip_name_encoding.
1376 (build_mips16_call_stub): Likewise.
1378 2007-09-14 Richard Sandiford <richard@codesourcery.com>
1380 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
1382 2007-09-14 Jakub Jelinek <jakub@redhat.com>
1385 * config/ia64/ia64.c (find_gr_spill): Don't decrement
1386 current_frame_info.n_local_regs. Don't return emitted local
1388 (ia64_compute_frame_size): Improve unwind hack to put
1389 RP, PFS, FP in that order by allowing some of the registers
1390 been already emitted, as long as they are emitted to the
1393 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1395 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
1396 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
1397 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
1399 2007-09-13 Eric Christopher <echristo@apple.com>
1400 Kenneth Zadeck <zadeck@naturalbridge.com>
1402 * dse.c (find_shift_sequence): New function.
1403 (replace_read): Add case to remove read if it requires shift.
1404 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
1406 2007-09-13 Tom Tromey <tromey@redhat.com>
1408 * c-common.c (fname_as_string): Update.
1409 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
1410 (c_lex_one_token): Update. Add 'parser' argument.
1411 (c_parser_simple_asm_expr): Update.
1412 (c_parser_attributes): Update.
1413 (c_parser_asm_statement): Update.
1414 (c_parser_asm_operands): Update.
1415 (c_parser_peek_token): Update.
1416 (c_parser_peek_2nd_token): Update.
1417 * c-lex.c (c_lex_string_translate): Remove.
1418 (c_lex_return_raw_strings): Likewise.
1419 (c_lex_with_flags): Added 'lex_flags' argument.
1420 (lex_string): Added 'translate' argument.
1421 * c-pragma.h (c_lex_with_flags): Update.
1422 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
1423 (C_LEX_STRING_NO_TRANSLATE): New define.
1424 (C_LEX_RAW_STRINGS): Likewise.
1426 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
1429 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
1430 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
1431 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
1432 (bfin_init_builtins): Initialize __builtin_bfin_ones,
1433 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
1434 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
1435 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
1436 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
1437 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
1438 (bdesc_1arg): Add __builtin_bfin_ones.
1439 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
1440 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
1441 and __builtin_bfin_csqu_fr16.
1442 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
1443 (ones): New define_insn.
1444 (ssaddhi3_parts): New define_insn.
1445 (sssubhi3_parts): New define_insn.
1446 (flag_mulhi_parts): New define_insn.
1448 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
1450 * common.opt (femit-class-debug-always): Turn off by default.
1452 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
1454 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
1455 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
1457 2007-09-13 James E. Wilson <wilson@specifix.com>
1459 PR tree-optimization/33389
1460 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
1461 then set build_loads before returning.
1463 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
1464 David Ung <davidu@mips.com>
1466 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
1467 {d}addiu and a negative immediate such that it works with MIPS16
1470 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
1473 * configure.ac (ld_vers): Support Linux linker.
1474 * configure: Regenerated.
1476 2007-09-13 Richard Sandiford <richard@codesourcery.com>
1477 Sandra Loosemore <sandra@codesourcery.com>
1479 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
1480 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
1481 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
1482 nomips16 into decl attributes.
1483 (TARGET_INSERT_ATTRIBUTES): Override.
1484 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
1485 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
1486 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
1487 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
1488 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
1489 (mips_use_mips16_mode_p): Reimplement as a function that takes
1490 a decl and considers only decl attributes. If the decl is nested
1491 function, use its parent attributes.
1492 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
1493 instead of SYMBOL_REF_MIPS16_FUNC_P.
1494 (mips_set_mips16_mode): Move call to sorry here from old
1495 mips_use_mips16_mode_p.
1496 (mflip_mips16_entry): New structure.
1497 (mflip_mips16_htab): New variable.
1498 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
1499 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
1500 (mips_merge_decl_attributes): New function.
1501 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
1502 Use mips_use_mips16_mode_p.
1503 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
1504 SYMBOL_REF_MIPS16_FUNC_P.
1505 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
1507 2007-09-13 Richard Sandiford <richard@codesourcery.com>
1509 * c-parser.c (c_parser_struct_declaration): Check for a null return.
1511 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1514 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
1516 2007-09-12 Michael Meissner <michael.meissner@amd.com>
1517 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1518 Tony Linthicum <tony.linthicum@amd.com>
1520 * tree.h (function_args_iterator): New type to iterate over
1522 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
1523 function arguments providing a pointer to the argument.
1524 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
1525 function arguments providing the argument.
1526 (function_args_iter_init): Inline function to initialize
1527 function_args_iterator.
1528 (function_args_iter_cond_ptr): Inline function to return the next
1529 pointer to hold the argument.
1530 (function_args_iter_cond): Inline function to return the next
1532 (function_args_iter_cond_next): Advance the function args
1534 (stdarg_p): New function, return true if variable argument
1536 (prototype_p): New function, return true if function is
1538 (function_args_count): New function, count the number of arguments
1541 * tree.c (stdarg_p): New function, return true if variable
1543 (prototype_p): New function, return true if function is
1546 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
1547 (TARGET_ROUND): New macro for the round/ptest instructions which
1548 are shared between SSE4.1 and SSE5.
1549 (OPTION_MASK_ISA_ROUND): Ditto.
1550 (OPTION_ISA_ROUND): Ditto.
1551 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
1552 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
1554 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
1555 (-mfused-madd): New switch to give users control over whether the
1556 compiler optimizes to use the multiply/add SSE5 instructions.
1558 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
1559 m_ATHLON_K8_AMDFAM10, and change all uses.
1560 (enum pta_flags): Add PTA_SSE5.
1561 (ix86_handle_option): Turn off 3dnow if -msse5.
1562 (override_options): Add SSE5 support.
1563 (print_operand): %Y prints comparison codes for SSE5 com/pcom
1565 (ix86_expand_sse_movcc): Add SSE5 support.
1566 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
1567 vector type to the next largest size.
1568 (ix86_expand_sse5_pack): New function to use pperm to pack a
1569 vector type to the next smallest size.
1570 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
1571 (IX86_BUILTIN_FMADDSD): Ditto.
1572 (IX86_BUILTIN_FMADDPS): Ditto.
1573 (IX86_BUILTIN_FMADDPD): Ditto.
1574 (IX86_BUILTIN_FMSUBSS): Ditto.
1575 (IX86_BUILTIN_FMSUBSD): Ditto.
1576 (IX86_BUILTIN_FMSUBPS): Ditto.
1577 (IX86_BUILTIN_FMSUBPD): Ditto.
1578 (IX86_BUILTIN_FNMADDSS): Ditto.
1579 (IX86_BUILTIN_FNMADDSD): Ditto.
1580 (IX86_BUILTIN_FNMADDPS): Ditto.
1581 (IX86_BUILTIN_FNMADDPD): Ditto.
1582 (IX86_BUILTIN_FNMSUBSS): Ditto.
1583 (IX86_BUILTIN_FNMSUBSD): Ditto.
1584 (IX86_BUILTIN_FNMSUBPS): Ditto.
1585 (IX86_BUILTIN_FNMSUBPD): Ditto.
1586 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
1587 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
1588 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
1589 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
1590 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
1591 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
1592 (IX86_BUILTIN_PPERM): Ditto.
1593 (IX86_BUILTIN_PERMPS): Ditto.
1594 (IX86_BUILTIN_PERMPD): Ditto.
1595 (IX86_BUILTIN_PMACSSWW): Ditto.
1596 (IX86_BUILTIN_PMACSWW): Ditto.
1597 (IX86_BUILTIN_PMACSSWD): Ditto.
1598 (IX86_BUILTIN_PMACSWD): Ditto.
1599 (IX86_BUILTIN_PMACSSDD): Ditto.
1600 (IX86_BUILTIN_PMACSDD): Ditto.
1601 (IX86_BUILTIN_PMACSSDQL): Ditto.
1602 (IX86_BUILTIN_PMACSSDQH): Ditto.
1603 (IX86_BUILTIN_PMACSDQL): Ditto.
1604 (IX86_BUILTIN_PMACSDQH): Ditto.
1605 (IX86_BUILTIN_PMADCSSWD): Ditto.
1606 (IX86_BUILTIN_PMADCSWD): Ditto.
1607 (IX86_BUILTIN_PHADDBW): Ditto.
1608 (IX86_BUILTIN_PHADDBD): Ditto.
1609 (IX86_BUILTIN_PHADDBQ): Ditto.
1610 (IX86_BUILTIN_PHADDWD): Ditto.
1611 (IX86_BUILTIN_PHADDWQ): Ditto.
1612 (IX86_BUILTIN_PHADDDQ): Ditto.
1613 (IX86_BUILTIN_PHADDUBW): Ditto.
1614 (IX86_BUILTIN_PHADDUBD): Ditto.
1615 (IX86_BUILTIN_PHADDUBQ): Ditto.
1616 (IX86_BUILTIN_PHADDUWD): Ditto.
1617 (IX86_BUILTIN_PHADDUWQ): Ditto.
1618 (IX86_BUILTIN_PHADDUDQ): Ditto.
1619 (IX86_BUILTIN_PHSUBBW): Ditto.
1620 (IX86_BUILTIN_PHSUBWD): Ditto.
1621 (IX86_BUILTIN_PHSUBDQ): Ditto.
1622 (IX86_BUILTIN_PROTB): Ditto.
1623 (IX86_BUILTIN_PROTW): Ditto.
1624 (IX86_BUILTIN_PROTD): Ditto.
1625 (IX86_BUILTIN_PROTQ): Ditto.
1626 (IX86_BUILTIN_PROTB_IMM): Ditto.
1627 (IX86_BUILTIN_PROTW_IMM): Ditto.
1628 (IX86_BUILTIN_PROTD_IMM): Ditto.
1629 (IX86_BUILTIN_PROTQ_IMM): Ditto.
1630 (IX86_BUILTIN_PSHLB): Ditto.
1631 (IX86_BUILTIN_PSHLW): Ditto.
1632 (IX86_BUILTIN_PSHLD): Ditto.
1633 (IX86_BUILTIN_PSHLQ): Ditto.
1634 (IX86_BUILTIN_PSHAB): Ditto.
1635 (IX86_BUILTIN_PSHAW): Ditto.
1636 (IX86_BUILTIN_PSHAD): Ditto.
1637 (IX86_BUILTIN_PSHAQ): Ditto.
1638 (IX86_BUILTIN_FRCZSS): Ditto.
1639 (IX86_BUILTIN_FRCZSD): Ditto.
1640 (IX86_BUILTIN_FRCZPS): Ditto.
1641 (IX86_BUILTIN_FRCZPD): Ditto.
1642 (IX86_BUILTIN_CVTPH2PS): Ditto.
1643 (IX86_BUILTIN_CVTPS2PH): Ditto.
1644 (IX86_BUILTIN_COMEQSS): Ditto.
1645 (IX86_BUILTIN_COMNESS): Ditto.
1646 (IX86_BUILTIN_COMLTSS): Ditto.
1647 (IX86_BUILTIN_COMLESS): Ditto.
1648 (IX86_BUILTIN_COMGTSS): Ditto.
1649 (IX86_BUILTIN_COMGESS): Ditto.
1650 (IX86_BUILTIN_COMUEQSS): Ditto.
1651 (IX86_BUILTIN_COMUNESS): Ditto.
1652 (IX86_BUILTIN_COMULTSS): Ditto.
1653 (IX86_BUILTIN_COMULESS): Ditto.
1654 (IX86_BUILTIN_COMUGTSS): Ditto.
1655 (IX86_BUILTIN_COMUGESS): Ditto.
1656 (IX86_BUILTIN_COMORDSS): Ditto.
1657 (IX86_BUILTIN_COMUNORDSS): Ditto.
1658 (IX86_BUILTIN_COMFALSESS): Ditto.
1659 (IX86_BUILTIN_COMTRUESS): Ditto.
1660 (IX86_BUILTIN_COMEQSD): Ditto.
1661 (IX86_BUILTIN_COMNESD): Ditto.
1662 (IX86_BUILTIN_COMLTSD): Ditto.
1663 (IX86_BUILTIN_COMLESD): Ditto.
1664 (IX86_BUILTIN_COMGTSD): Ditto.
1665 (IX86_BUILTIN_COMGESD): Ditto.
1666 (IX86_BUILTIN_COMUEQSD): Ditto.
1667 (IX86_BUILTIN_COMUNESD): Ditto.
1668 (IX86_BUILTIN_COMULTSD): Ditto.
1669 (IX86_BUILTIN_COMULESD): Ditto.
1670 (IX86_BUILTIN_COMUGTSD): Ditto.
1671 (IX86_BUILTIN_COMUGESD): Ditto.
1672 (IX86_BUILTIN_COMORDSD): Ditto.
1673 (IX86_BUILTIN_COMUNORDSD): Ditto.
1674 (IX86_BUILTIN_COMFALSESD): Ditto.
1675 (IX86_BUILTIN_COMTRUESD): Ditto.
1676 (IX86_BUILTIN_COMEQPS): Ditto.
1677 (IX86_BUILTIN_COMNEPS): Ditto.
1678 (IX86_BUILTIN_COMLTPS): Ditto.
1679 (IX86_BUILTIN_COMLEPS): Ditto.
1680 (IX86_BUILTIN_COMGTPS): Ditto.
1681 (IX86_BUILTIN_COMGEPS): Ditto.
1682 (IX86_BUILTIN_COMUEQPS): Ditto.
1683 (IX86_BUILTIN_COMUNEPS): Ditto.
1684 (IX86_BUILTIN_COMULTPS): Ditto.
1685 (IX86_BUILTIN_COMULEPS): Ditto.
1686 (IX86_BUILTIN_COMUGTPS): Ditto.
1687 (IX86_BUILTIN_COMUGEPS): Ditto.
1688 (IX86_BUILTIN_COMORDPS): Ditto.
1689 (IX86_BUILTIN_COMUNORDPS): Ditto.
1690 (IX86_BUILTIN_COMFALSEPS): Ditto.
1691 (IX86_BUILTIN_COMTRUEPS): Ditto.
1692 (IX86_BUILTIN_COMEQPD): Ditto.
1693 (IX86_BUILTIN_COMNEPD): Ditto.
1694 (IX86_BUILTIN_COMLTPD): Ditto.
1695 (IX86_BUILTIN_COMLEPD): Ditto.
1696 (IX86_BUILTIN_COMGTPD): Ditto.
1697 (IX86_BUILTIN_COMGEPD): Ditto.
1698 (IX86_BUILTIN_COMUEQPD): Ditto.
1699 (IX86_BUILTIN_COMUNEPD): Ditto.
1700 (IX86_BUILTIN_COMULTPD): Ditto.
1701 (IX86_BUILTIN_COMULEPD): Ditto.
1702 (IX86_BUILTIN_COMUGTPD): Ditto.
1703 (IX86_BUILTIN_COMUGEPD): Ditto.
1704 (IX86_BUILTIN_COMORDPD): Ditto.
1705 (IX86_BUILTIN_COMUNORDPD): Ditto.
1706 (IX86_BUILTIN_COMFALSEPD): Ditto.
1707 (IX86_BUILTIN_COMTRUEPD): Ditto.
1708 (IX86_BUILTIN_PCOMEQUB): Ditto.
1709 (IX86_BUILTIN_PCOMNEUB): Ditto.
1710 (IX86_BUILTIN_PCOMLTUB): Ditto.
1711 (IX86_BUILTIN_PCOMLEUB): Ditto.
1712 (IX86_BUILTIN_PCOMGTUB): Ditto.
1713 (IX86_BUILTIN_PCOMGEUB): Ditto.
1714 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
1715 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
1716 (IX86_BUILTIN_PCOMEQUW): Ditto.
1717 (IX86_BUILTIN_PCOMNEUW): Ditto.
1718 (IX86_BUILTIN_PCOMLTUW): Ditto.
1719 (IX86_BUILTIN_PCOMLEUW): Ditto.
1720 (IX86_BUILTIN_PCOMGTUW): Ditto.
1721 (IX86_BUILTIN_PCOMGEUW): Ditto.
1722 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
1723 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
1724 (IX86_BUILTIN_PCOMEQUD): Ditto.
1725 (IX86_BUILTIN_PCOMNEUD): Ditto.
1726 (IX86_BUILTIN_PCOMLTUD): Ditto.
1727 (IX86_BUILTIN_PCOMLEUD): Ditto.
1728 (IX86_BUILTIN_PCOMGTUD): Ditto.
1729 (IX86_BUILTIN_PCOMGEUD): Ditto.
1730 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
1731 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
1732 (IX86_BUILTIN_PCOMEQUQ): Ditto.
1733 (IX86_BUILTIN_PCOMNEUQ): Ditto.
1734 (IX86_BUILTIN_PCOMLTUQ): Ditto.
1735 (IX86_BUILTIN_PCOMLEUQ): Ditto.
1736 (IX86_BUILTIN_PCOMGTUQ): Ditto.
1737 (IX86_BUILTIN_PCOMGEUQ): Ditto.
1738 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
1739 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
1740 (IX86_BUILTIN_PCOMEQB): Ditto.
1741 (IX86_BUILTIN_PCOMNEB): Ditto.
1742 (IX86_BUILTIN_PCOMLTB): Ditto.
1743 (IX86_BUILTIN_PCOMLEB): Ditto.
1744 (IX86_BUILTIN_PCOMGTB): Ditto.
1745 (IX86_BUILTIN_PCOMGEB): Ditto.
1746 (IX86_BUILTIN_PCOMFALSEB): Ditto.
1747 (IX86_BUILTIN_PCOMTRUEB): Ditto.
1748 (IX86_BUILTIN_PCOMEQW): Ditto.
1749 (IX86_BUILTIN_PCOMNEW): Ditto.
1750 (IX86_BUILTIN_PCOMLTW): Ditto.
1751 (IX86_BUILTIN_PCOMLEW): Ditto.
1752 (IX86_BUILTIN_PCOMGTW): Ditto.
1753 (IX86_BUILTIN_PCOMGEW): Ditto.
1754 (IX86_BUILTIN_PCOMFALSEW): Ditto.
1755 (IX86_BUILTIN_PCOMTRUEW): Ditto.
1756 (IX86_BUILTIN_PCOMEQD): Ditto.
1757 (IX86_BUILTIN_PCOMNED): Ditto.
1758 (IX86_BUILTIN_PCOMLTD): Ditto.
1759 (IX86_BUILTIN_PCOMLED): Ditto.
1760 (IX86_BUILTIN_PCOMGTD): Ditto.
1761 (IX86_BUILTIN_PCOMGED): Ditto.
1762 (IX86_BUILTIN_PCOMFALSED): Ditto.
1763 (IX86_BUILTIN_PCOMTRUED): Ditto.
1764 (IX86_BUILTIN_PCOMEQQ): Ditto.
1765 (IX86_BUILTIN_PCOMNEQ): Ditto.
1766 (IX86_BUILTIN_PCOMLTQ): Ditto.
1767 (IX86_BUILTIN_PCOMLEQ): Ditto.
1768 (IX86_BUILTIN_PCOMGTQ): Ditto.
1769 (IX86_BUILTIN_PCOMGEQ): Ditto.
1770 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
1771 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
1772 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
1773 OPTION_MASK_ISA_ROUND for instructions that are shared between
1775 (bdesc_2arg): Ditto.
1776 (bdesc_sse_3arg): Ditto.
1777 (enum multi_arg_type): New enum for describing the various SSE5
1778 intrinsic argument types.
1779 (bdesc_multi_arg): New table for SSE5 intrinsics.
1780 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
1781 (ix86_expand_multi_arg_builtin): New function for creating SSE5
1783 (ix86_expand_builtin): Add SSE5 intrinsic support.
1784 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
1785 operand instructions.
1786 (ix86_expand_sse5_multiple_memory): New function to split the
1787 second memory reference from SSE5 instructions.
1788 (type_has_variadic_args_p): Delete in favor of stdarg_p.
1789 (ix86_return_pops_args): Use stdarg_p to determine if the function
1790 has variable arguments.
1791 (ix86_setup_incoming_varargs): Ditto.
1792 (x86_this_parameter): Ditto.
1794 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
1796 (ix86_expand_sse5_pack): Ditto.
1797 (ix86_sse5_valid_op_p): Ditto.
1798 (ix86_expand_sse5_multiple_memory): Ditto.
1800 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
1801 constant for SSE5 support.
1802 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
1803 (UNSPEC_SSE5_TRUEFALSE): Ditto.
1804 (UNSPEC_SSE5_PERMUTE): Ditto.
1805 (UNSPEC_SSE5_ASHIFT): Ditto.
1806 (UNSPEC_SSE5_LSHIFT): Ditto.
1807 (UNSPEC_FRCZ): Ditto.
1808 (UNSPEC_CVTPH2PS): Ditto.
1809 (UNSPEC_CVTPS2PH): Ditto.
1810 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
1812 (COM_FALSE_S): Ditto.
1813 (COM_FALSE_P): Ditto.
1814 (COM_TRUE_S): Ditto.
1815 (COM_TRUE_P): Ditto.
1816 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
1817 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
1819 (memory attribute): Ditto.
1820 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
1821 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
1822 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
1823 (floor<mode>2): Ditto.
1824 (ceil<mode>2): Ditto.
1825 (btrunc<mode>2): Ditto.
1826 (nearbyintdf2): Ditto.
1827 (nearbyintsf2): Ditto.
1828 (sse_setccsf): Disable if SSE5.
1829 (sse_setccdf): Ditto.
1830 (sse5_setcc<mode>): New support for SSE5 conditional move.
1831 (sse5_pcmov_<mode>): Ditto.
1833 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
1835 (SSEMODEF2P): Ditto.
1836 (ssemodesuffixf4): New mode attribute for SSE5.
1837 (ssemodesuffixf2s): Ditto.
1838 (ssemodesuffixf2c): Ditto.
1839 (sserotatemax): Ditto.
1840 (ssescalarmode): Ditto.
1841 (sse_maskcmpv4sf3): Disable if SSE5.
1842 (sse_maskcmpv2df3): Ditto.
1843 (sse_vmmaskcmpv4sf3): Ditto.
1844 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
1846 (sse5_vmfmadd<mode>4): Ditto.
1847 (sse5_fmsub<mode>4): Ditto.
1848 (sse5_vmfmsub<mode>4): Ditto.
1849 (sse5_fnmadd<mode>4): Ditto.
1850 (sse5_vmfnmadd<mode>4): Ditto.
1851 (sse5_fnmsub<mode>4): Ditto.
1852 (sse5_vmfnmsub<mode>4): Ditto.
1853 (sse5i_fmadd<mode>4): Ditto.
1854 (sse5i_fmsub<mode>4): Ditto.
1855 (sse5i_fnmadd<mode>4): Ditto.
1856 (sse5i_fnmsub<mode>4): Ditto.
1857 (sse5i_vmfmadd<mode>4): Ditto.
1858 (sse5i_vmfmsub<mode>4): Ditto.
1859 (sse5i_vmfnmadd<mode>4): Ditto.
1860 (sse5i_vmfnmsub<mode>4): Ditto.
1861 (mulv16qi3): Add SSE5 support.
1863 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
1864 (sse2_mulv4si3): Disable if SSE5.
1865 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
1866 (sse4_1_roundps): Ditto.
1867 (sse4_1_roundsd): Ditto.
1868 (sse4_1_roundss): Ditto.
1869 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
1871 (sse_maskcmpsf3): Ditto.
1872 (sse_vmmaskcmpv4sf3): Ditto.
1873 (sse2_maskcmpv2df3): Ditto.
1874 (sse2_maskcmpdf3): Ditto.
1875 (sse2_vmmaskcmpv2df3): Ditto.
1876 (sse2_eq<mode>3): Ditto.
1877 (sse2_gt<mode>3): Ditto.
1878 (sse5_pcmov_<mode>): Add SSE5 support.
1879 (vec_unpacku_hi_v16qi): Ditto.
1880 (vec_unpacks_hi_v16qi): Ditto.
1881 (vec_unpacku_lo_v16qi): Ditto.
1882 (vec_unpacks_lo_v16qi): Ditto.
1883 (vec_unpacku_hi_v8hi): Ditto.
1884 (vec_unpacks_hi_v8hi): Ditto.
1885 (vec_unpacku_lo_v8hi): Ditto.
1886 (vec_unpacks_lo_v8hi): Ditto.
1887 (vec_unpacku_hi_v4si): Ditto.
1888 (vec_unpacks_hi_v4si): Ditto.
1889 (vec_unpacku_lo_v4si): Ditto.
1890 (vec_unpacks_lo_v4si): Ditto.
1891 (sse5_pmacsww): New SSE5 intrinsic insn.
1892 (sse5_pmacssww): Ditto.
1893 (sse5_pmacsdd): Ditto.
1894 (sse5_pmacssdd): Ditto.
1895 (sse5_pmacssdql): Ditto.
1896 (sse5_pmacssdqh): Ditto.
1897 (sse5_pmacsdqh): Ditto.
1898 (sse5_pmacsswd): Ditto.
1899 (sse5_pmacswd): Ditto.
1900 (sse5_pmadcsswd): Ditto.
1901 (sse5_pmadcswd): Ditto.
1902 (sse5_pcmov_<move>): Conditional move support on SSE5.
1903 (sse5_phaddbw): New SSE5 intrinsic insn.
1904 (sse5_phaddbd): Ditto.
1905 (sse5_phaddbq): Ditto.
1906 (sse5_phaddwd): Ditto.
1907 (sse5_phaddwq): Ditto.
1908 (sse5_phadddq): Ditto.
1909 (sse5_phaddubw): Ditto.
1910 (sse5_phaddubd): Ditto.
1911 (sse5_phaddubq): Ditto.
1912 (sse5_phadduwd): Ditto.
1913 (sse5_phadduwq): Ditto.
1914 (sse5_phaddudq): Ditto.
1915 (sse5_phsubbw): Ditto.
1916 (sse5_phsubwd): Ditto.
1917 (sse5_phsubdq): Ditto.
1918 (sse5_pperm): Ditto.
1919 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
1920 (sse5_pperm_zero_v16qi_v8hi): Ditto.
1921 (sse5_pperm_sign_v8hi_v4si): Ditto.
1922 (sse5_pperm_zero_v8hi_v4si): Ditto.
1923 (sse5_pperm_sign_v4si_v2di): Ditto.
1924 (sse5_pperm_sign_v4si_v2di): Ditto.
1925 (sse5_pperm_pack_v2di_v4si): Ditto.
1926 (sse5_pperm_pack_v4si_v8hi): Ditto.
1927 (sse5_pperm_pack_v8hi_v16qi): Ditto.
1928 (sse5_perm<mode>): New SSE5 intrinsic insn.
1929 (rotl<mode>3): Ditto.
1930 (sse5_rotl<mode>3): Ditto.
1931 (sse5_ashl<mode>3): Ditto.
1932 (sse5_lshl<mode>3): Ditto.
1933 (sse5_frcz<mode>2): Ditto.
1934 (sse5s_frcz<mode>2): Ditto.
1935 (sse5_cvtph2ps): Ditto.
1936 (sse5_cvtps2ph): Ditto.
1937 (sse5_vmmaskcmp<mode>3): Ditto.
1938 (sse5_com_tf<mode>3): Ditto.
1939 (sse5_maskcmp<mode>3): Ditto.
1940 (sse5_maskcmp_uns<mode>3): Ditto.
1941 (sse5_maskcmp_uns2<mode>3): Ditto.
1942 (sse5_pcom_tf<mode>3): Ditto.
1944 * config/i386/predicates.md (const_0_to_31_operand): New predicate
1946 (sse5_comparison_float_operator): New predicate to match the
1947 comparison operators supported by the SSE5 com instruction.
1948 (ix86_comparison_int_operator): New predicate to match just the
1949 signed int comparisons.
1950 (ix86_comparison_uns_operator): New predicate to match just the
1951 unsigned int comparisons.
1953 * doc/invoke.texi (-msse5): Add documentation.
1954 (-mfused-madd): Ditto.
1956 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
1958 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
1960 (x86_64-*-*): Ditto.
1962 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
1964 * config/i386/bmmintrin.h: New file, provide common x86 compiler
1965 intrinisics for SSE5.
1967 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
1970 * config/i386/mmintrin-common.h: New file, to contain common
1971 instructions between SSE4.1 and SSE5.
1973 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
1974 FOREACH_FUNCTION_ARGS to iterate over the argument list.
1975 (gen_regparm_prefix): Ditto.
1977 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
1978 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
1979 prototype_p to determine if a function is prototyped.
1981 2007-09-12 Janis Johnson <janis187@us.ibm.com>
1983 * config/dfp-bit.c (dfp_conversion_exception): New function.
1984 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
1985 (DFP_TO_INT): Ditto.
1986 (INT_TO_DFP): Ditto.
1987 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
1989 2007-09-12 Jakub Jelinek <jakub@redhat.com>
1992 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
1993 before sp restoration even when total_size is 0, but
1994 frame_pointer_needed.
1996 2007-09-12 Bob Wilson <bob.wilson@acm.org>
1998 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
1999 (xtensa_copy_incoming_a7): Use start_sequence instead of
2000 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
2001 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
2002 of the saveregs sequence.
2004 2007-09-12 Richard Sandiford <richard@codesourcery.com>
2006 * c-tree.h (grokfield): Add a "tree *" argument.
2007 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
2008 Chain nested decl attributes to it. Don't call decl_attributes here.
2009 (groktypename): Pass grokdeclarator a pointer to the attribute list.
2010 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
2011 (grokfield): Take a pointer to the decl's attributes and pass
2012 it to grokdeclarator.
2013 * c-parser.c (c_parser_struct_declaration): Update the calls to
2014 grokfield. Call decl_attributes for anonymous struct and union
2017 2007-09-12 Jan Hubicka <jh@suse.cz>
2019 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
2021 2007-09-12 Ira Rosen <irar@il.ibm.com>
2023 PR tree-optimization/32377
2024 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
2025 between positive and negative dependence distance using DDR_REVERSED_P.
2027 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
2029 PR tree-optimization/33373
2030 * tree-vect-analyze (vect_determine_vectorization_factor): Call
2031 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
2033 2007-09-12 Jan Hubicka <jh@suse.cz>
2036 * i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory): Disable
2039 2007-09-12 Christian Bruel <christian.bruel@st.com>
2041 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
2042 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
2044 2007-09-12 Ira Rosen <irar@il.ibm.com>
2046 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
2047 for oprnd1 if not required.
2048 (vectorizable_operation): Use scalar operand in SLP in case of
2049 shift with scalar argument.
2051 2007-09-12 Ira Rosen <irar@il.ibm.com>
2053 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and minimum
2056 2007-09-11 James E. Wilson <wilson@specifix.com>
2058 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
2059 TARGET_UNWIND_INFO is defined.
2060 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
2063 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
2065 * config/sh/sh.c (calc_live_regs): Use
2066 current_function_saves_all_registers instead of
2067 current_function_has_nonlocal_label.
2068 (sh_allocate_initial_value): Likewise.
2069 (sh_get_pr_initial_val): Likewise.
2070 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
2071 * config/sh/sh.md (load_ra): Likewise.
2073 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
2075 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
2078 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
2079 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
2081 2007-09-12 Sa Liu <saliu@de.ibm.com>
2083 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
2084 operands to DFmode GE or LE compares.
2086 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
2088 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
2089 REG_CLASS_NAMES): Add P0REGS.
2090 (REGNO_REG_CLASS): Return it where appropriate.
2091 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
2092 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
2093 * doc/md.texi (Blackfin family): Document 'q' constraints.
2095 2007-09-11 Steve Kenton <skenton@ou.edu>
2097 * pa/linux-unwind.h: Guard with inhibit_libc.
2098 * pa/hpux-unwind.h: Likewise.
2100 2007-09-11 David Daney <ddaney@avtrex.com>
2102 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
2103 * doc/install.texi: Document new --with-llsc and --without-llsc
2105 * config.gcc: Handle --with-llsc and --without-llsc configure options.
2106 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
2107 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
2109 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
2110 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
2111 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
2112 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
2113 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
2114 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
2115 * config/mips/mips.opt (mllsc): New option.
2116 * config/mips/mips.c (mips_llsc): Define variable.
2117 (mips_handle_option): Handle mllsc option.
2118 (override_options): Set mips_print_operand_punct for '|' and '-'.
2119 (print_operand): Add new %| and %- operand codes.
2120 * config/mips/mips.h (mips_llsc_setting): New enum type.
2121 (mips_llsc): Declare.
2122 (OPTION_DEFAULT_SPECS): Add llsc handling.
2123 (GENERATE_SYNC): New macro.
2124 (GENERATE_LL_SC): New macro.
2125 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
2126 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
2127 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
2128 in %| and %- operand codes.
2130 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
2132 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
2133 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
2135 2007-09-11 Jason Merrill <jason@redhat.com>
2138 * stor-layout.c (layout_decl): Do pack variable size fields.
2140 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
2142 * config/m68k/predicates.md (movsi_const0_operand,
2143 non_symbolic_call_operand): New predicates.
2145 * config/m68k/constraints.md (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
2147 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
2148 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
2149 CW, CZ, CS, Ap and Ac.
2151 * config/m68k/m68k.md (UNSPEC_IB): New constant.
2152 (constraints.md): New include.
2153 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
2154 opx_mem, opy_mem, op_mem, guess, split): New attributes.
2155 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
2157 (pushdi): Add split.
2158 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
2159 attributes. Split tstsi_internal_68020_cf from it.
2160 (tstsi_internal_68020_cf): New pattern.
2161 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
2162 (tst<mode>_cf): Specify attributea.
2163 (cmpsi_cf): Name pattern. Specify attributes.
2164 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
2165 (pushexthisi_const): Fix to use alternatives. Specify
2167 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
2168 from it. Fix to use alternatives. Specify attributes.
2169 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
2170 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
2172 (movsf_cf_soft): Specify attributes.
2173 (movdf_cf_soft): Add split.
2174 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
2175 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
2176 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
2177 (truncdfsf2_68881): Name pattern. Specify attributes.
2178 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
2179 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
2180 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
2182 (addsi3_5200): Fix to use alternatives. Specify attributes.
2184 (add<mode>3_cf, subdi_dishl32): Specify attributes.
2185 (subsi3): Add alternative for subq.l. Specify attributes.
2186 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
2187 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
2189 (umulhisi3): Specify attributes.
2190 (mulhisisi3_z): Name pattern. Specify attributes.
2191 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
2192 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
2193 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
2194 bsetmemqi): Specify attributes.
2195 (bsetmemqi_ext): Name pattern. Specify attributes.
2196 (bclrmemqi): Specify attributes.
2197 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
2198 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
2200 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
2201 pattern. Specify attributes.
2202 (jump): Specify attributes.
2203 (tablejump_internal): Name pattern. Specify attributes.
2204 (call_value): Split into non_symbolic_call_value,
2205 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
2206 alternatives. Specify attributes.
2207 (non_symbolic_call_value, symbolic_call_value_jsr,
2208 symbolic_call_value_bsr): New patterns.
2209 (nop, return, unlink, indirect_jump): Specify attributes.
2210 (trap): Fix condition. Specify attributes.
2213 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
2214 (override_options): Initialize it. Initialize m68k_sched_cpu.
2215 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
2216 (const_method): Make global, rename to m68k_const_method.
2217 (const_int_cost, output_move_const_into_data_reg): Update.
2218 (output_move_double): Parametrize to emit rtl code, rename to
2220 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
2221 emit_movsi): New static functions.
2222 (output_move_double): New function with semantics of old
2224 (m68k_emit_move_double): New function.
2225 (m68k_sched_cpu): New variable.
2226 (attr_op_type): New enum.
2227 (sched_guess_p): New variable.
2228 (sched_address_type, sched_operand_type, sched_attr_op_type):
2229 New static functions.
2230 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
2231 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
2232 (sched_branch_type): New static variable.
2233 (m68k_sched_branch_type): New function.
2234 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
2235 (m68k_symbolic_call_var): Declare.
2236 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
2237 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
2238 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
2239 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
2242 2007-09-11 Jakub Jelinek <jakub@redhat.com>
2244 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
2245 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
2246 error if __builtin_va_arg_pack_len () wasn't optimized out during
2248 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
2249 with the number of inline's anonymous arguments.
2250 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
2252 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
2254 * fold-const.c (extract_muldiv_1): Do not simplify
2257 2007-09-11 Jan Hubicka <jh@suse.cz>
2259 * i386.h (ix86_tune_indices): Add X86_TUNE_INTER_UNIT_CONVERSIONS.
2260 (TARGET_INTER_UNIT_CONVERSIONS): New.
2261 * i386.md (floatsi expanders): Remove redundant check for SImode
2262 source; offload to memory when asked for.
2263 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
2264 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
2266 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
2267 floatsidf2_mixed_memory, floatsidf2_sse_memory
2268 floatdisf2_mixed_memory, floatsisf2_sse_memory,
2269 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
2271 2007-09-11 Jan Hubicka <jh@suse.cz>
2273 * toplev.c (process_options): all frontends now do unit-at-a-time.
2274 * cgraphunit.c: update comments.
2275 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
2276 * c-decl.c (finish_function): use cgraph_add_new_function.
2277 * function.c (expand_function_end): We are always unit-at-a-time.
2279 2007-09-11 Richard Sandiford <richard@codesourcery.com>
2281 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
2282 settings for MIPS16.
2283 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
2285 2007-09-11 Richard Sandiford <richard@codesourcery.com>
2287 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
2288 SYMBOL_FORCE_TO_MEM constants.
2289 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
2290 (mips16_rewrite_pool_refs_info): New structure.
2291 (mips16_rewrite_pool_constant): New function, split out from...
2292 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
2293 mips16_rewrite_pool_refs_info structure rather than a pointer
2294 to a constant pool. Force force_to_mem_operands into memory.
2295 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
2296 * config/mips/predicates.md (force_to_mem_operand): New predicate.
2297 * config/mips/constraints.md (kf): New constraint.
2298 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
2299 (*movsi_mips16): Likewise.
2301 2007-09-11 Richard Sandiford <richard@codesourcery.com>
2302 Nigel Stephens <nigel@mips.com>
2303 David Ung <davidu@mips.com>
2305 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
2306 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
2307 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
2308 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
2309 (mips_zero_extend_cost): New functions.
2310 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
2311 Use the new functions. Tweak many cost estimates, both here
2312 and in the new subroutines. Return false when the cost of the
2313 operands has not been calculated. Check for *clear_upper32.
2314 Check for floating-point multiply-add, reciprocal and rsqrt
2315 patterns. Handle comparison and rotation codes.
2317 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
2319 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
2321 * config/i386/i386.c (get_dllimport_decl): Don't strip
2324 2007-09-10 Janis Johnson <janis187@us.ibm.com>
2327 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
2328 declarations to top.
2329 (DFP_TO_BFP): Use for either XFmode or TFmode.
2330 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
2332 * config/dfp-bit.h: Include float.h.
2333 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
2334 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
2335 which doesn't mean the same thing.
2336 (BFP_KIND): Use 4 to mean TFmode.
2337 (BFP_FMT): Specify the number of decimal digits based on the
2338 number of mantissa digits.
2339 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
2340 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
2341 (STR_TO_BFP): Use strtold for XFmode or TFmode.
2342 (TFtype): Define if TFmode is supported.
2343 * doc/libgcc.texi (Decimal float library routines): Document
2344 TF conversion functions.
2346 2007-09-10 Chao-ying Fu <fu@mips.com>
2348 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
2349 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
2350 (mips_emit_compare): Process fixed-point modes.
2351 (mips_pad_arg_upward): Support fixed-point types.
2352 (override_options): Allow fixed-point modes in accumulators.
2353 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
2354 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
2355 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
2356 (mips_scalar_mode_supported_p): New function to accept fixed-point
2357 modes if the width is not greater than two BITS_PER_WORD.
2358 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
2359 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
2360 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
2361 LONG_LONG_ACCUM_TYPE_SIZE): Define.
2362 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
2364 ("IMODE"): New mode attribute.
2365 (mips-fixed.md): Include.
2366 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
2368 * config/mips/mips-fixed.md: New file.
2370 2007-09-11 Ben Elliston <bje@au.ibm.com>
2372 * config/spu/spu.md: Formatting fixes.
2374 2007-09-10 Janis Johnson <janis187@us.ibm.com>
2376 * config/dfp-bit.c (dfp_unary_func): Delete.
2377 (dfp_unary_op): Delete.
2378 (dfp_binary_op): Use decFloat functions instead of decNumber
2379 functions for binary operations.
2380 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
2381 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
2383 (dfp_compare_op): Use decFloat functions insteadof decNumber
2384 functions for comparisons.
2385 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
2386 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
2388 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
2389 call to dxx_binary_op and decFloat function.
2390 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
2391 calls to dxx_binary_op and decFloat function.
2392 * config/dfp-bit.h: Include decFloat header files.
2393 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
2394 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
2395 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
2396 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
2398 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
2399 Jan Sjodin <jan.sjodin@amd.com>
2401 * tree-vect-analyze.c (vect_analyze_operations): Change
2402 comparison of loop iterations with threshold to less than
2403 or equal to instead of less than. Reduce
2404 min_scalar_loop_bound by one.
2405 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
2406 Change prologue and epilogue iterations estimate to vf/2,
2407 when unknown at compile-time. Change versioning guard
2408 cost to taken_branch_cost. If peeling for alignment is
2409 unknown at compile-time, change peel guard costs to one
2410 taken branch and one not-taken branch per peeled loop.
2411 If peeling for alignment is known but number of scalar loop
2412 iterations is unknown at compile-time, change peel guard
2413 costs to one taken branch per peeled loop. Change the cost
2414 model equation to consider vector iterations as the loop
2415 iterations less the prologue and epilogue iterations.
2416 Change outside vector cost check to less than or equal to
2417 zero instead of equal to zero.
2418 (vect_do_peeling_for_loop_bound): Reduce
2419 min_scalar_loop_bound by one.
2420 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
2421 TARG_COND_NOT_TAKEN_BRANCH_COST.
2422 * config/i386/i386.h (processor_costs): Add
2423 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
2424 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
2425 vec_align_load_cost, vect_unalign_load_cost,
2426 vec_store_cost, cond_taken_branch_cost,
2427 cond_not_taken_branch_cost.
2428 Define macros for x86 costs.
2429 * config/i386/i386.c:
2430 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
2431 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
2432 scalar_to_vec_cost, vec_align_load_cost,
2433 vect_unalign_load_cost, vec_store_cost,
2434 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
2435 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
2436 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
2437 core2_cost, generic64_cost, generic32_cost): Set to default
2439 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
2440 (x86_builtin_vectorization_cost): New.
2442 2007-09-10 Janis Johnson <janis187@us.ibm.com>
2443 Ben Elliston <bje@au.ibm.com>
2445 * dfp.c: Include decimal128Local.h;
2446 (dfp_byte_swap): Remove.
2447 (encode_decimal32, decode_decimal32): Don't handle endianness.
2448 (encode_decimal64, decode_decimal64): Ditto.
2449 (encode_decimal128, decode_decimal128): Ditto.
2450 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
2452 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
2454 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
2455 * Makefile.in (DECNUM_H): Add decimal128Local.h.
2457 2007-09-10 David Daney <ddaney@avtrex.com>
2459 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
2461 (memory_barrier): Rewrote as an insn that clobbers memory.
2463 2007-09-10 Richard Sandiford <richard@codesourcery.com>
2465 * config/mips/mips.c (mips_global_pointer): Check
2466 call_really_used_regs instead of call_used_regs.
2467 (mips_save_reg_p): Likewise. Save all call-saved registers
2468 if current_function_saves_all_registers. Fix indentation.
2469 No longer treat $18 as a special case.
2470 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
2472 2007-09-10 Richard Sandiford <richard@codesourcery.com>
2474 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
2475 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
2476 the introductory comment.
2477 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
2478 (override_options): Don't test for it.
2479 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
2480 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
2481 * config/mips/vr.h: As for config/mips/sde.h.
2483 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
2484 Revital Eres <eres@il.ibm.com>
2486 * target.h (struct gcc_target.sched): New field: sms_res_mii.
2487 (struct ddg): Define.
2488 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
2489 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
2490 * config/spu/spu.c: Include ddg.h.
2491 (TARGET_SCHED_SMS_RES_MII): Define.
2492 (spu_sms_res_mii): New function to calculate mii.
2493 * modulo-sched (res_MII): Use it.
2494 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
2496 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
2498 * config/s390/s390.c (s390_dump_pool): Create copy of constant
2499 pool entries since they might hold values that must not be shared.
2501 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
2504 * gcc/config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
2505 Use 'N' operand constraint for op2.
2506 (lshr<mode>3): Ditto.
2507 (ashl<mode>3): Ditto.
2508 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
2509 (vec_shr_<mode>): Ditto.
2510 * gcc/config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
2511 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
2513 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
2515 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
2516 Change mode macro in the last real_2expN parameter to uppercase.
2518 2007-09-10 Michael Matz <matz@suse.de>
2520 * tree-pass.h (pass_cselim): Declare new pass.
2521 * passes.c (init_optimization_passes): Link in pass_cselim.
2522 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
2523 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
2524 cond_store_replacement.
2525 (condstoretemp): New static variable.
2526 (cond_store_replacement): New function.
2527 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
2528 tree_ssa_phiopt_worker.
2529 (struct name_to_bb): New.
2530 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
2531 nt_init_block, nt_fini_block): New static functions.
2532 (seen_ssa_names, nontrap_set): New static variables.
2533 (gate_cselim, pass_cselim): Define new pass.
2534 * common.opt (ftree-cselim): New flag.
2535 * toplev.c (process_options): Set flag_tree_cselim if required.
2537 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
2539 * simplify-rtx.c (simplify_relational_operation_1): For recent
2540 canonicalization, don't recurse if op1 equals both PLUS arguments.
2542 2007-09-09 David Daney <ddaney@avtrex.com>
2544 * optabs.c (expand_sync_operation): Use plus insn if minus
2546 (expand_sync_fetch_operation): Ditto.
2548 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
2550 * i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
2552 (*floatsisf2_sse_vector): Likewise.
2554 2007-09-09 Krister Walfridsson <cato@df.lth.se>
2556 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
2558 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
2560 * config/i386/i386.h (ix86_tune_indices): Rename
2561 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
2562 (TARGET_USE_VECTOR_CONVERTS): Updated.
2563 * config/i386/i386.c: Likewise.
2565 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
2566 Nigel Stephens <nigel@mips.com>
2568 * doc/invoke.texi (Overall Options): Add .sx file extension
2569 as a synonym for .S.
2570 * cppspec.c (known_suffixes): Likewise.
2571 * gcc.c (default_compilers): Likewise.
2573 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
2576 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
2577 * simplify-rtx.c (simplify_relational_operation_1): Add the
2578 canonicalization from i386.h.
2579 * doc/md.texi (Canonicalization of Instructions): Document it.
2581 2007-09-09 Jan Hubicka <jh@suse.cz>
2582 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2584 * i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
2585 (TARGET_USE_VECTOR_CONVERTS): New.
2586 * i386.md: New post-reload splitters for converting SF to DF and DF to
2588 (floatsi* expander): Special case vector conversions.
2589 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
2590 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
2591 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
2592 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
2593 Disable when doing vector converts.
2594 (floatsi<mode>2_i387): Disable when
2595 * sse.md (vec_dupv2df): Export.
2596 * i386.c (ix86_tune_features): Enable SSE conversions.
2598 2007-09-09 Richard Guenther <rguenther@suse.de>
2600 * tree-ssa-operands.c (add_virtual_operand): Only mark
2601 stores as has_volatile_ops if alias information is not available.
2603 2007-09-09 Revital Eres <eres@il.ibm.com>
2605 * doc/contrib.texi: Add myself.
2607 2007-09-09 Ira Rosen <irar@il.ibm.com>
2609 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
2610 stmt_vinfo_set_outside_of_loop_cost): New functions.
2611 * tree-vect-transform.c (vect_get_cost_fields): Remove.
2612 (vect_model_simple_cost): Call
2613 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
2614 field instead of calling vect_get_cost_fields.
2615 (vect_model_store_cost, vect_model_load_cost): Likewise.
2617 2007-09-09 Revital Eres <eres@il.ibm.com>
2619 * config/rs6000/rs6000.c (paired_init_builtins): Add const
2620 declaration to bdesc_paired_preds variable.
2621 (paired_expand_builtin): Likewise.
2623 2007-09-09 Revital Eres <eres@il.ibm.com>
2625 * dbgcnt.def (sms_sched_loop): New counter.
2626 * modulo-sched.c: Use sms_sched_loop instead of
2627 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
2628 perform swing modulo scheduling on. Include dbgcnt.h.
2629 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
2630 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
2632 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
2634 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
2635 Substitute all uses with ...
2636 (MODEF): New mode iterator.
2638 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
2639 from pre-regalloc define_insn_and_split splitter pattern.
2640 (*fix_trunc<mode>_i387_1): Ditto.
2641 (*fistdi2_1): Ditto.
2642 (*fist<mode>2_1): Ditto.
2643 (frndintxf2_floor): Ditto.
2644 (*fist<mode>2_floor_1): Ditto.
2645 (frndintxf2_ceil): Ditto.
2646 (*fist<mode>2_ceil_1): Ditto.
2647 (frndintxf2_trunc): Ditto.
2648 (frndintxf2_mask_pm): Ditto.
2650 (prologue): Use (const_int 0) as never generated filler insn.
2652 (sibcall_epilogue): Ditto.
2653 (eh_return_si): Ditto.
2654 (eh_return_di): Ditto.
2656 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
2657 using MODEF mode iterator.
2658 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
2659 using MODEF mode iterator.
2660 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
2661 using MODEF mode iterator.
2662 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
2663 Macroize expander using MODEF mode iterator.
2665 (zero_extendsidi2): Remove operand constraints from expander.
2666 (smuldi3_highpart): Ditto.
2667 (indirect_jump): Ditto.
2670 * config/i386/sse.md (storentv4sf): Ditto.
2671 (storentv2df): Ditto.
2672 (storentv2di): Ditto.
2674 (sse2_cvtpd2ps): Ditto.
2675 (vec_interleave_highv16qi): Ditto.
2676 (vec_interleave_lowv16qi): Ditto.
2677 (vec_interleave_highv8hi): Ditto.
2678 (vec_interleave_lowv8hi): Ditto.
2679 (vec_interleave_highv4si): Ditto.
2680 (vec_interleave_lowv4si): Ditto.
2681 (vec_interleave_highv2di): Ditto.
2682 (vec_interleave_lowv2di): Ditto.
2683 (sse2_maskmovdqu): Ditto.
2684 * config/i386/mmx.md (mmx_maskmovq): Ditto.
2686 2007-09-09 Ira Rosen <irar@il.ibm.com>
2688 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
2689 (struct _slp_tree, struct _slp_instance): Define new data structures
2690 along macros for their access.
2691 (struct _loop_vec_info): Define new fields: strided_stores,
2692 slp_instances, and slp_unrolling_factor along macros for their access.
2693 (enum slp_vect_type): New.
2694 (struct _stmt_vec_info): Define new field, slp_type, and macros for
2696 (STMT_VINFO_STRIDED_ACCESS): New macro.
2697 (vect_free_slp_tree): Declare.
2698 (vectorizable_load): Add an argument of type slp_tree.
2699 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
2700 vectorizable_assignment): Likewise.
2701 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
2702 Declare (make extern).
2703 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
2704 (new_loop_vec_info): Likewise.
2705 (destroy_loop_vec_info): Free memory allocated for SLP structures.
2706 * tree-vect-analyze.c: Include recog.h.
2707 (vect_update_slp_costs_according_to_vf): New.
2708 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
2709 functions. For not pure SLP stmts with strided access check that the
2710 group size is power of 2. Update the vectorization factor according to
2711 SLP. Call vect_update_slp_costs_according_to_vf.
2712 (vect_analyze_group_access): New.
2713 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
2714 (vect_free_slp_tree): New functions.
2715 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
2716 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
2717 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
2718 vect_detect_hybrid_slp): Likewise.
2719 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
2720 and vect_detect_hybrid_slp.
2721 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
2722 SLP costs into account.
2723 (vect_get_cost_fields): New function.
2724 (vect_model_simple_cost): Make extern, add SLP parameter and handle
2726 (vect_model_store_cost, vect_model_load_cost): Likewise.
2727 (vect_get_constant_vectors): New function.
2728 (vect_get_slp_vect_defs, vect_get_slp_defs,
2729 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
2730 vect_get_vec_defs): Likewise.
2731 (vectorizable_reduction): Don't handle SLP for now.
2732 (vectorizable_call): Don't handle SLP for now. Add argument to
2733 vect_model_simple_cost.
2734 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
2735 get SLPed and vectorized defs). Fix indentation and spacing.
2736 (vectorizable_assignment): Handle SLP.
2737 (vectorizable_induction): Don't handle SLP for now.
2738 (vectorizable_operation): Likewise.
2739 (vectorizable_type_demotion): Add argument to
2740 vect_model_simple_cost.
2741 (vectorizable_type_promotion): Likewise.
2742 (vectorizable_store, vectorizable_load): Handle SLP.
2743 (vectorizable_condition): Don't handle SLP for now.
2744 (vect_transform_stmt): Add a new argument for SLP. Check that there is
2745 no SLP transformation required for unsupported cases. Add SLP
2746 argument for supported cases.
2747 (vect_remove_stores): New function.
2748 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
2749 (vect_transform_loop): Schedule SLP instances.
2750 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
2752 2007-09-09 Andrew Haley <aph@redhat.com>
2754 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the fake
2757 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
2759 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
2760 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
2761 Similar for what label_refs can go in the JUMP_TARGET field. Split
2762 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
2763 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
2764 REG_LABEL when replacing an operand with a LABEL_REF for a
2766 (subst_reloads): When replacing a LABEL_REG with a register,
2767 instead of generating a REG_LABEL note, assert that there already
2768 is one or that the label is a known target for the insn.
2769 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
2770 note, check the JUMP_LABEL field. Remove "else" after return.
2771 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
2772 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
2773 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
2774 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
2775 insns. Iterate over all notes; don't assume there's only one.
2776 * cse.c (recorded_label_ref): Adjust comment to refer to
2778 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
2779 insns, not just NONJUMP_INSN_P.
2780 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
2781 isn't a jump target.
2782 * jump.c (rebuild_jump_labels): Adjust head comment.
2783 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
2784 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
2785 (mark_all_labels): For JUMP_P insns without a target, check if the
2786 the target is noted on the previous nonjump insn.
2787 (mark_jump_label_1): New function, guts from mark_jump_label.
2788 <case IF_THEN_ELSE>: Handle first operand as a non-target when
2789 marking jump target labels.
2790 <case LABEL_REF>: Adjust for whether to generate a
2791 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
2792 For 'E' format rtl, iterate in descending element order.
2793 (delete_related_insns): Handle both REG_LABEL_TARGET and
2794 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
2795 reference count, delete and fallthrough. Move finding-next-
2796 non-deleted insn last in the function. Look at all INSN_P insns
2797 for REG_LABEL_OPERAND notes.
2798 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
2800 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
2801 JUMP_LABEL, output the INSN_UID of it.
2802 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
2803 and/or REG_LABEL_TARGET.
2804 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
2805 with jump.c copy by only adding notes for labels actually
2806 referenced in the insn.
2807 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
2808 usage count increment; handle all INSN_P trial insns.
2809 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
2811 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
2812 REG_LABEL_TARGET and REG_LABEL_OPERAND.
2813 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
2815 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
2816 JUMP_P insns and REG_LABEL_OPERAND everywhere.
2817 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
2818 on all INSN_P insns.
2819 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
2820 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
2821 REG_LABEL_OPERAND notes.
2822 * reload1.c (calculate_needs_all_insns): Adjust comments.
2823 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
2824 * config/alpha/alpha.md (split for load of an address into a
2825 four-insn sequence on Unicos/Mk): Adjust to use
2827 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
2829 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2832 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2833 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
2834 FOR_BB_INSNS_SAFE instead of for loop.
2835 * cse.c (cse_extended_basic_block): Likewise.
2836 * postreload.c (reload_cse_regs_1): New variable next. Make sure
2837 that the for loop does not invoke NEXT_INSN on a deleted insn.
2838 * function.c (instantiate_virtual_regs): Likewise.
2839 * lower-subreg.c (remove_retval_note): Likewise.
2840 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
2842 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
2844 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
2845 insn, if it's a jump.
2846 (try_redirect_by_replacing_jump): New variable jump_p. Call
2847 tablejump_p before delete_insn_chain.
2848 * reload1.c (reload): New variable next. Make sure that the for
2849 loop does not invoke NEXT_INSN on a deleted insn.
2850 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
2851 (delete_output_reload): New variable prev. Make sure the the for
2852 loops do not invoke PREV_INSN on a deleted insn.
2854 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2856 * pa/constraints.md: Remove 'X' from unused letters comment.
2858 2007-09-08 Richard Guenther <rguenther@suse.de>
2860 * tree-tailcall.c (find_tail_calls): If we don't have aliases
2861 computed check stmt_ann->references_memory instead of counting
2864 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
2866 * cse.c (fold_rtx): Use validate_unshare_change() instead of
2867 validate_change() in one more case.
2869 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
2871 PR tree-optimization/32283
2872 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
2873 estimated_loop_iterations.
2874 (determine_use_iv_cost_condition): Decrease cost of expressions
2875 used in iv elimination.
2877 2007-09-08 Richard Guenther <rguenther@suse.de>
2879 * tree-cfg.c (verify_gimple_expr): Avoid building new
2880 pointer types, use TYPE_POINTER_TO if available instead.
2882 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
2885 PR rtl-optimization/26449
2886 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
2887 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
2889 (mulv16qi3): Implement as define_insn_and_split pattern instead of
2890 define_expand. Split insn in split1 pass.
2893 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
2895 PR tree-optimization/33301
2896 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
2899 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
2901 PR tree-optimization/32183
2902 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
2904 * tree-ssa-reassoc.c: Include cfgloop.h.
2905 (is_reassociable_op): Add a loop argument and return true only
2907 (linearize_expr): Updated.
2908 (should_break_up_subtract): Likewise.
2909 (linearize_expr_tree): Likewise.
2910 (init_reassoc): Call loop_optimizer_init with
2911 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
2912 with CDI_DOMINATORS.
2913 (fini_reassoc): Call loop_optimizer_finalize.
2915 2007-09-07 Sterling Augustine <sterling@tensilica.com>
2917 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
2918 if there is no i-cache.
2920 2007-09-07 Richard Guenther <rguenther@suse.de>
2923 2007-09-06 Richard Guenther <rguenther@suse.de>
2925 PR tree-optimization/32586
2926 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
2927 folding if nothing changed.
2928 (simplify_unary_expression): New function. Do tree combining
2929 on conversion like codes.
2930 (try_to_simplify): Call it.
2932 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2935 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
2936 (__gthread_active,__gthread_start, __gthread_active_init): New.
2937 * gthr-posix95.h: Likewise.
2939 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
2941 * function.h (struct function): Rename calls_unwind_init
2942 to saves_all_registers.
2943 (current_function_saves_all_registers): Renamed from
2944 current_function_calls_unwind_init.
2945 * reload1.c (reload): Set current_function_saves_all_registers.
2946 * except.c (expand_builtin_unwind_init): Likewise.
2947 * config/m68k/m68k.c (m68k_save_reg): Use
2948 current_function_saves_all_registers to save pic register.
2950 2007-09-07 Janis Johnson <janis187@us.ibm.com>
2952 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
2953 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
2955 Reapply reverted changes:
2957 2007-09-06 Jan Hubicka <jh@suse.cz>
2959 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call
2962 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2964 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
2965 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
2967 2007-09-05 Janis Johnson <janis187@us.ibm.com>
2969 * optabs.c (expand_float): Convert unsigned integer as signed only
2970 if it provides sufficient accuracy; add mode argument to real_2expN.
2971 (expand_fix): Fix comment typos; extend binary float into mode
2972 wider than destination for converion to unsigned integer; add mode
2973 argument to real_2expN.
2974 * real.c (real_2expN): Add mode argument to special-case decimal
2976 * real.h (real_2expN): Ditto.
2977 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
2979 (fixed_from_string): Ditto.
2980 (fixed_to_decimal): Ditto.
2981 (fixed_convert_from_real): Ditto.
2982 (real_convert_from_fixed): Ditto.
2983 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
2984 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
2985 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
2986 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
2988 2007-09-07 Diego Novillo <dnovillo@google.com>
2990 * tree-flow.h (const_block_stmt_iterator): Remove.
2991 Update all users to use block_stmt_iterator.
2992 * tree-iterator.h (const_tree_stmt_iterator): Remove.
2993 Update all users to use tree_stmt_iterator.
2995 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
2997 * config/mips/mips.c (mips_set_current_function): Temporarily
2998 make this a no-op to fix bootstrap errors, pending rewrite.
3000 2007-09-07 Jan Hubicka <jh@suse.cz>
3002 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
3005 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
3007 PR tree-optimization/33299
3008 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
3009 uses for all relevant loop-exit phis, not just the first.
3011 2007-09-07 Richard Guenther <rguenther@suse.de>
3014 * tree-ssa-operands.c (access_can_touch_variable): An access
3015 of the form (*p)[0] can touch a variable of same size.
3017 2007-09-07 Jan Hubicka <jh@suse.cz>
3019 * passes.c (init_optimization_passes): Add simple dce and addressable
3021 * tree-ssa.c (execute_update_addresses_taken): New function.
3022 (pass_update_address_taken): New.
3023 * tree-ssa-dse.c (execute_simple_dse): New function.
3024 (pass_simple_dse): New.
3025 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
3027 2007-09-07 Tobias Burnus <burnus@net-b.de>
3030 * doc/invoke.texi: Fix -Wstrict-overflow= table.
3032 2007-09-07 Richard Guenther <rguenther@suse.de>
3035 2007-09-06 Richard Guenther <rguenther@suse.de>
3037 PR tree-optimization/32586
3038 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
3039 folding if nothing changed.
3040 (simplify_unary_expression): New function. Do tree combining
3041 on conversion like codes.
3042 (try_to_simplify): Call it.
3044 2007-09-07 Richard Guenther <rguenther@suse.de>
3045 Uros Bizjak <ubizjak@gmail.com>
3047 PR tree-optimization/32821
3048 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
3049 NULL in the call to set_bb_stmt_list.
3051 2007-09-07 Richard Sandiford <richard@codesourcery.com>
3053 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
3054 float calls here, rather than leaving some to the caller.
3055 Use call_internal_direct and call_value_internal_direct.
3056 * config/mips/mips.md (call_internal_direct): New pattern.
3057 (call_value_internal_direct): Likewise.
3059 2007-09-07 Richard Sandiford <richard@codesourcery.com>
3061 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
3062 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
3064 (override_options): Set mips_base_move_loop_invariants.
3066 2007-09-07 Richard Sandiford <richard@codesourcery.com>
3068 * config/mips/mips.opt (mcode-readable=): Move to keep list
3071 2007-09-07 Richard Sandiford <richard@codesourcery.com>
3073 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
3074 and -mgpopt options. Adjust the -G documentation to match.
3075 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
3076 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
3077 function, split out from mips_classify_symbol. Return false for
3078 !TARGET_LOCAL_SDATA.
3079 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
3080 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
3081 (override_options): Check whether the -mgpopt setting is consistent
3082 with the other flags.
3083 (symbolic_expression_p): Delete.
3084 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
3085 and default_elf_select_rtx_section.
3086 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
3087 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
3088 external data and TARGET_EXTERN_SDATA.
3090 2007-09-07 Tobias Burnus <burnus@net-b.de>
3093 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
3095 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3097 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
3098 FOR_BB_INSNS_SAFE instead of for loop.
3099 * cse.c (cse_extended_basic_block): Likewise.
3100 * postreload.c (reload_cse_regs_1): New variable next. Make sure
3101 that the for loop does not invoke NEXT_INSN on a deleted insn.
3102 * function.c (instantiate_virtual_regs): Likewise.
3103 * lower-subreg.c (remove_retval_note): Likewise.
3104 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
3106 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
3108 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
3109 insn, if it's a jump.
3110 (try_redirect_by_replacing_jump): New variable jump_p. Call
3111 tablejump_p before delete_insn_chain.
3112 * reload1.c (reload): New variable next. Make sure that the for
3113 loop does not invoke NEXT_INSN on a deleted insn.
3114 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
3115 (delete_output_reload): New variable prev. Make sure the the for
3116 loops do not invoke PREV_INSN on a deleted insn.
3118 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
3120 * cgraphbuild.c (rebuild_cgraph_edges): Export.
3121 * cgraph.h (rebuild_cgraph_edges): Declare.
3122 * tree-pass.h (pass_expand_omp_ssa): New.
3123 * omp-low.c (find_omp_clause): Export.
3124 (copy_var_decl): Split from omp_copy_decl_2.
3125 (build_omp_barrier): Return the call to emit instead of emitting
3127 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
3129 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
3130 expand_omp_for_generic, expand_omp_for_static_nochunk,
3131 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
3132 Adapted to work on SSA form.
3133 (execute_expand_omp): Do not invalidate dominance information.
3134 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
3135 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
3136 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
3138 (force_gimple_operand): Allow gimplifying code expressions without
3140 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
3141 * common.opt (fopenmp-ssa): New.
3142 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
3143 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
3144 * tree-cfg.c: Include tree-inline.h.
3145 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
3146 (replace_by_duplicate_decl, replace_ssa_name,
3147 mark_virtual_ops_in_region): New functions.
3148 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
3149 to work on SSA form.
3150 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
3151 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
3154 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3156 * tree-loop-linear.c: Include obstack.h.
3157 (linear_transform_loops): New obstack lambda_obstack.
3158 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
3159 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
3160 and free afterwards.
3161 * lambda.h (struct obstack): New forward declaration.
3162 (lambda_linear_expression_new): New parameter of type struct
3164 (lambda_loopnest_new): Likewise.
3165 (lambda_loopnest_transform): Likewise.
3166 (lambda_body_vector_new): Likewise.
3167 (lambda_body_vector_compute_new): Likewise.
3168 (gcc_loopnest_to_lambda_loopnest): Likewise.
3169 (lambda_loopnest_to_gcc_loopnest): Likewise.
3170 * lambda-code.c: Include obstack.h.
3171 (lambda_lattice_new): New parameter lambda_obstack. Use it for
3173 (lambda_body_vector_new): Likewise.
3174 (lambda_linear_expression_new): Likewise.
3175 (lambda_lattice_new): Likewise.
3176 (lambda_loopnest_new): Likewise. Additionally use obstack to
3177 allocate LN_LOOPS(ret).
3178 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
3179 it to lambda_lattice_new.
3180 (lambda_body_vector_compute_new): New parameter lambda_obstack.
3181 Pass it to lambda_body_vector_new.
3182 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
3183 it to lambda_lattice_new.
3184 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
3185 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
3186 (lambda_compute_target_space): Likewise.
3187 (lambda_compute_auxillary_space): New parameter lambda_obstack.
3188 Pass it to lambda_lattice_compute_base and
3189 compute_nest_using_fourieer_motzkin.
3190 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
3191 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
3192 and lambda_lattice_compute_target_space.
3193 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
3194 Pass it to lambda_linear_expression_new.
3195 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
3196 to gcc_tree_to_linear_expression.
3197 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
3198 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
3199 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
3200 Pass it to lambda_body_vector_new and
3201 lambda_body_vector_compute_new.
3202 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
3203 (lambda-code.o): Likewise.
3205 2007-09-06 Chao-ying Fu <fu@mips.com>
3207 * ginclude/stdfix.h: New file.
3208 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
3209 (convert.o): Add dependence on fixed-value.h.
3210 * c-convert.c (convert): Support FIXED_POINT_TYPE.
3211 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
3212 to define fixed-point constants.
3213 (c_cpp_builtins): Define fixed-point constants.
3214 * convert.c (fixed-value.h): New include.
3215 (convert_to_real): Update comment to include fixed-point.
3216 Support FIXED_POINT_TYPE.
3217 (convert_to_integer): Update comment to include fixed-point.
3218 Support FIXED_POINT_TYPE.
3219 (convert_to_complex): Support FIXED_POINT_TYPE.
3220 (convert_to_fixed): New function.
3221 * convert.h (convert_to_fixed): Declare.
3222 * genopinit.c: Add comment about $Q for only fixed-point modes.
3223 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
3224 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
3225 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
3226 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
3227 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
3228 usneg_optab for fixed-point modes.
3229 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
3231 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
3232 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
3233 unsigned saturation optabs, when type is saturating.
3234 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
3235 (expand_fixed_convert): New function.
3236 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
3237 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
3238 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
3239 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
3240 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
3241 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
3243 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
3244 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
3245 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
3246 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
3247 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
3249 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
3250 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
3251 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
3252 fractuns, satfractuns.
3253 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
3254 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
3255 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
3256 OTI_ssmsub_widen, OTI_usmsub_widen.
3257 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
3258 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
3259 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
3260 umsub_widen_optab, usmsub_widen_optab): Define.
3261 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
3263 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
3265 (expand_fixed_convert): Declare.
3266 * expr.c (convert_move): Support the move of fixed-point modes.
3267 (emit_move_insn_1): Handle fixed-point mode to move via integer.
3268 (categorize_ctor_elements_1): Handle FIXED_CST.
3269 (count_type_elements): Handle FIXED_POINT_TYPE.
3270 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
3271 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
3273 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
3274 multiply and add/subtract for fixed-point types.
3275 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
3276 mode, we jump to binop directly.
3277 Support FIXED_CONVERT_EXPR.
3278 (do_store_flag): Check FIXED_CST to put a constant second.
3279 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
3280 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
3281 (const_vector_from_tree): Support FIXED_CST.
3282 * doc/extend.texi (Fixed-Point): New node.
3283 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
3284 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
3285 satfract, fractuns, satfractuns): Document them.
3287 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
3289 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
3290 addresses into I registers.
3292 2007-09-06 Jan Hubicka <jh@suse.cz>
3293 Andreas Tobler <a.tobler@schweiz.org>
3295 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
3297 (machopic_legitimize_pic_address): Likewise.
3299 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3300 Jan Hubicka <jh@suse.cz>
3302 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
3303 instead of ufloat_optab->handlers directly.
3304 (floatdidf2): Likewise.
3306 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
3308 * config/mips/mips.c: Include diagnostic.h.
3309 (mips_set_current_function): Check errorcount and sorrycount
3310 before generating RTL.
3312 2007-09-06 Richard Sandiford <richard@codesourcery.com>
3315 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
3316 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
3317 (print_operand_reloc): Likewise.
3319 2007-09-06 Janis Johnson <janis187@us.ibm.com>
3323 2007-09-06 Jan Hubicka <jh@suse.cz>
3325 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
3328 2007-09-06 Richard Sandiford <richard@codesourcery.com>
3330 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
3331 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
3333 2007-09-05 Janis Johnson <janis187@us.ibm.com>
3335 * optabs.c (expand_float): Convert unsigned integer as signed only
3336 if it provides sufficient accuracy; add mode argument to real_2expN.
3337 (expand_fix): Fix comment typos; extend binary float into mode
3338 wider than destination for converion to unsigned integer; add mode
3339 argument to real_2expN.
3340 * real.c (real_2expN): Add mode argument to special-case decimal
3342 * real.h (real_2expN): Ditto.
3343 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
3345 (fixed_from_string): Ditto.
3346 (fixed_to_decimal): Ditto.
3347 (fixed_convert_from_real): Ditto.
3348 (real_convert_from_fixed): Ditto.
3349 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
3350 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
3351 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
3352 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
3354 2007-09-06 Tom Tromey <tromey@redhat.com>
3356 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
3357 * c-pch.c (c_common_read_pch): Restore current location after
3359 * tree.c (expand_location): Update.
3360 (expr_filename): Changed return type. Unified the two cases.
3361 (expr_lineno): Likewise.
3362 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
3364 * toplev.c (line_table): Changed type.
3365 (general_init): Update.
3366 (realloc_for_line_map): New function.
3367 (general_init): Allocate line_table using GC.
3368 * fix-header.c (line_table): Changed type.
3369 (read_scan_file): Update.
3370 (read_scan_file): Update.
3371 * c-ppoutput.c (maybe_print_line): Update.
3372 (print_line): Update.
3373 (cb_line_change): Update.
3374 (cb_define): Update.
3375 (pp_file_change): Update.
3376 * c-opts.c (c_common_init_options): Update.
3377 (finish_options): Update.
3378 (push_command_line_include): Update.
3379 * c-lex.c (cb_line_change): Update.
3380 (cb_def_pragma): Update.
3381 (cb_define): Update.
3383 (c_lex_with_flags): Use cpp_get_token_with_location.
3384 * input.h (line_table): Changed type.
3385 (location_from_locus): New macro.
3386 * tree.h (EXPR_FILENAME): No longer an lvalue.
3387 (EXPR_LINENO): Likewise.
3388 (expr_locus, set_expr_locus): Declare separately for
3389 USE_MAPPED_LOCATION.
3390 (expr_filename, expr_lineno): Changed return type.
3391 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
3392 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
3393 (expand_gimple_basic_block): Likewise.
3394 * final.c (final_scan_insn): Use expanded_location.
3396 2007-09-06 Richard Guenther <rguenther@suse.de>
3398 PR tree-optimization/32586
3399 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
3400 folding if nothing changed.
3401 (simplify_unary_expression): New function. Do tree combining
3402 on conversion like codes.
3403 (try_to_simplify): Call it.
3404 * builtins.c (fold_builtin_cexp): Fold the built expressions.
3405 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
3407 2007-09-06 Jan Hubicka <jh@suse.cz>
3410 * cse.c (fold_rtx): Avoid invalid sharing.
3412 2007-09-06 Richard Sandiford <richard@codesourcery.com>
3414 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
3415 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
3417 2007-09-06 Revital Eres <eres@il.ibm.com>
3419 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
3420 Fix offsettable memory reference for 750CL.
3422 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
3424 * reload.c (find_reloads_address_1): Try to preserve original
3425 base/index regclass of operands.
3426 * regrename.c (scan_rtx_address): Likewise.
3427 (replace_oldest_value_addr): Likewise.
3429 2007-09-06 Richard Guenther <rguenther@suse.de>
3431 PR tree-optimization/33302
3432 * domwalk.c (walk_dominator_tree): The exit block is
3433 interesting even if it is not reachable.
3435 2007-09-06 Richard Sandiford <richard@codesourcery.com>
3438 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
3440 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
3442 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
3445 2007-09-05 Ian Lance Taylor <iant@google.com>
3447 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
3449 (dump_generic_node): Likewise.
3450 * print-rtl.c (print_decl_name): Likewise.
3451 * print-tree.c (print_node_brief): Likewise.
3452 (print_node): Likewise.
3453 * Makefile.in (RTL_BASE_H): Add alias.h.
3456 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
3458 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
3460 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
3461 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
3463 2007-09-06 Jie Zhang <jie.zhang@analog.com>
3465 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
3466 (tm_defines): Define UCLIBC_DEFAULT to 1.
3467 (extra_options): Add linux.opt.
3468 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
3469 (CRT_CALL_STATIC_FUNCTION): Likewise.
3470 (NO_IMPLICIT_EXTERN_C): Likewise.
3471 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
3472 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
3473 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
3474 (ENDFILE_SPEC): Don't define.
3475 (LIB_SPEC): Likewise.
3476 (CRT_CALL_STATIC_FUNCTION): Likewise.
3477 (NO_IMPLICIT_EXTERN_C): Likewise.
3478 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
3479 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
3481 2007-09-06 Jan Hubicka <jh@suse.cz>
3483 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
3486 2007-09-06 Jan Hubicka <jh@suse.cz>
3488 * opts.c (common_handle_option): Enable inlining functions for
3491 2007-09-06 Jakub Jelinek <jakub@redhat.com>
3493 * builtin-attrs.def (ATTR_NONNULL_3): New.
3494 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
3495 ATTR_NOTHROW_NONNULL_##FA.
3496 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
3497 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
3498 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
3499 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
3500 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
3501 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
3502 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
3504 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
3505 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
3506 ATTR_FORMAT_NOTHROW_3_4): Remove.
3507 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
3508 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
3509 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
3510 instead of ATTR_FORMAT_*_*.
3512 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
3514 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
3515 parts re-used for REG_FRAME_RELATED_EXPR.
3517 2007-09-05 Janis Johnson <janis187@us.ibm.com>
3519 * optabs.c (expand_float): Convert unsigned integer as signed only
3520 if it provides sufficient accuracy; add mode argument to real_2expN.
3521 (expand_fix): Fix comment typos; extend binary float into mode
3522 wider than destination for converion to unsigned integer; add mode
3523 argument to real_2expN.
3524 * real.c (real_2expN): Add mode argument to special-case decimal
3526 * real.h (real_2expN): Ditto.
3527 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
3529 (fixed_from_string): Ditto.
3530 (fixed_to_decimal): Ditto.
3531 (fixed_convert_from_real): Ditto.
3532 (real_convert_from_fixed): Ditto.
3533 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
3534 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
3535 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
3536 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
3538 2007-09-05 Ian Lance Taylor <iant@google.com>
3540 * init-regs.c (initialize_uninitialized_regs): Call
3541 emit_insn_before rather than add_insn_before.
3543 2007-09-05 Jakub Jelinek <jakub@redhat.com>
3545 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
3546 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
3547 * tree-inline.h (copy_body_data): Add call_expr field.
3548 * tree-inline.c (expand_call_inline): Initialize call_expr.
3549 (copy_bb): Append anonymous inline fn arguments to arguments
3550 when inlining a CALL_EXPR_VA_ARG_PACK call.
3551 * builtins.c (expand_builtin): Issue an error if
3552 BUILT_IN_VA_ARG_PACK is seen during expand.
3553 (fold_call_expr, fold_builtin_call_array): Don't fold
3554 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
3555 __builtin_va_arg_pack () call as last argument.
3556 * gimplify.c (gimplify_call_expr): If last argument to a vararg
3557 function is __builtin_va_arg_pack (), decrease number of call
3558 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
3559 * expr.c (expand_expr_real_1): Issue an error if
3560 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
3561 * tree-pretty-print.c (dump_generic_node): Handle printing
3562 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
3563 * doc/extend.texi (__builtin_va_arg_pack): Document.
3565 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
3567 PR tree-optimization/21513
3568 * builtins.c (build_builtin_expect_predicate): New function.
3569 (fold_builtin_expect): Add argument for expected value.
3570 Distribute __builtin_expect over short-circuiting operations.
3571 Fold nested builtin_expects.
3572 (fold_builtin_2): Adjust call to fold_builtin_expect.
3574 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
3577 PR tree-optimization/13756
3578 * doc/invoke.texi (Options That Control Optimization): Document
3581 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
3583 * gcc/config/i386/cpuid.h: New file.
3584 * gcc/config/i386/driver-i386.c: Include cpuid.h.
3585 (describe_cache): Shrink size and line strings to 100 bytes.
3586 (detect_caches_amd): Return "" for unsupported max_ext_level.
3587 Use __cpuid function.
3588 (detect_caches_intel): Return "" for unsupported max_level.
3589 Use __cpuid function.
3590 (host_detect_local_cpu): Change feature flag variables to
3591 unsigned int. Initialize only extended feature flag variables.
3592 Use __get_cpuid_max to determine max supported cpuid level.
3593 Use __cpuid function to determine supported features. Fix
3594 calculation of family id. Remove is_amd and check signature
3595 directly. Check for Geode signature. Handle family 4 id.
3596 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
3597 cpu discovery code to lower part of the function.
3598 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
3599 for sub-architecture.
3600 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
3601 [PROCESSOR_K8]: Add k8-sse3 architecture.
3602 [PROCESSOR_NOCONA]: Remove.
3603 [PROCESSOR_GENERIC64]: Ditto.
3604 * gcc/config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
3605 * gcc/config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
3606 to check for SSE and FXSAVE support.
3607 * gcc/config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
3608 Add -minline-all-stringops.
3609 * gcc/config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
3610 (x86_64-*-*): Ditto.
3612 2007-09-05 Jie Zhang <jie.zhang@analog.com>
3614 * config/bfin/linux-unwind.h: New file.
3615 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
3616 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
3618 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3620 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
3621 * stmt.c: Include alloc-pool.h.
3622 (struct case_node): Remove GTY marker.
3623 (add_case_node): New parameter case_node_pool. Use it for
3625 (expand_case): New allocation pool case_node_pool. Initialize it,
3626 pass to add_case_node and free it.
3628 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
3629 David Ung <davidu@mips.com>
3630 Nigel Stephens <nigel@mips.com>
3632 Add mips16/nomips16 function attributes and -mflip-mips16 option
3633 for testing mixed-mode compilation.
3635 * config/mips/mips.opt (mflip-mips16): New.
3637 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
3638 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
3640 * config/mips/mips.c (mips_base_target_flags): New.
3641 (mips_base_mips16): New.
3642 (mips_base_schedule_insns): New.
3643 (mips_base_reorder_blocks_and_partition): New.
3644 (mips_base_align_loops): New.
3645 (mips_base_align_jumps): New.
3646 (mips_base_align_functions): New.
3647 (mips16_flipper): New.
3648 (mips_attribute_table): Add "mips16" and "nomips16" entries.
3649 (TARGET_SET_CURRENT_FUNCTION): Define.
3650 (mips_mips16_type_p, mips_nomips16_type_p): New.
3651 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
3652 (mips_function_ok_for_sibcall): Make it deal with functions with
3654 (mips_init_split_addresses): New, split out from override_options.
3655 (mips_init_relocs): New, split out from override_options.
3656 (was_mips16_p): New.
3657 (mips_set_mips16_mode): New, split out from override_options.
3658 (mips_set_current_function): New.
3659 (override_options): Add sorry for unsupported mips16/pic
3660 combination. Remove error for mips16/dsp combination. Save
3661 base option settings.
3662 (mips_file_start): Move mips16 mode setting output from here....
3663 (mips_output_function_prologue): ....to here.
3664 (mips_output_mi_thunk): Check for mips16 function.
3665 (build_mips16_function_stub): Don't set .mips16 here.
3666 (build_mips16_call_stub): Likewise.
3667 (mips_expand_builtin): Error in mips16 mode.
3668 (mips_use_mips16_mode_p): New.
3669 (mips_encode_section_info): Check for mips16 function, and set
3670 SYMBOL_REF_FLAGS accordingly.
3672 * doc/extend.texi (Function Attributes): Document new
3673 mips16/nomips16 attributes.
3674 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
3675 (MIPS Options): Document -mflip-mips16.
3677 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
3679 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
3680 if we encounter TLS address in MIPS16 mode.
3681 (mips_legitimize_const_move): Check cannot_force_const_mem for
3682 the (const (plus symbol offset)) case; this forces invalid TLS
3683 address in MIPS16 mode to be caught by the above call to sorry.
3684 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
3685 because that now enables emutls, which is not ABI compatible
3686 with native TLS in non-MIPS16 mode.
3688 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
3690 Add target hook invoked when cfun changes.
3692 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
3693 * target.h (struct gcc_target): Add set_current_function.
3694 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
3695 (TARGET_INITIALIZER): Add initializer for set_current_function.
3696 * tree.h (push_struct_function): New.
3697 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
3699 (set_cfun): Declare.
3700 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
3702 (push_function_context_to): Use allocate_struct_function
3703 to create null context, not init_dummy_function_start. Use set_cfun.
3704 (pop_function_context_from): Use set_cfun.
3705 (in_dummy_function): New.
3706 (invoke_set_current_function_hook): New.
3708 (push_cfun, pop_cfun): Use set_cfun.
3709 (push_struct_function): New.
3710 (allocate_struct_function): Call invoke_set_current_function_hook
3712 (prepare_function_start): Don't set cfun here. Remove unused
3713 argument; fix all callers.
3714 (init_dummy_function_start): Fiddle with in_dummy_function. Call
3715 push_struct_function.
3716 (init_function_start): Set cfun here.
3717 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
3718 * omp-low.c (create_omp_child_function): Use push_struct_function
3719 and pop_cfun to save/restore state.
3720 (expand_omp_parallel): Remove unused saved_cfun variable.
3721 * cgraphunit.c (ipa_passes): Use set_cfun.
3722 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
3723 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
3724 * matrix-reorg.c (transform_allocation_sites): Likewise.
3725 (matrix_reorg): Use set_cfun.
3726 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
3727 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
3728 assignment to cfun; use set_cfun for the other.
3729 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
3730 (dump_function_to_file): Use push_cfun/pop_cfun here.
3731 * c-decl.c (finish_function): Use set_cfun.
3733 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
3735 * regrename.c (rerename_optimize): Use deferred rescanning and
3736 insert explicit calls to rescan insns when changed.
3738 2007-09-05 Jan Hubicka <jh@suse.cz>
3740 * optabs.c (libfunc_entry): Change optab to integer.
3741 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
3742 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
3743 of pointers for hashing.
3745 2007-09-05 Jan Hubicka <jh@suse.cz>
3747 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
3749 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
3750 * see.c (pass_see): Likewise.
3751 * tracer.c (pass_tracer): Likewise.
3752 * postreload-gcse.c (pass_gcse2): Likewise.
3753 * postreload.c (pass_postreload_cse): Likewise.
3754 * mode-switching.c (pass_mode_switching): Likewise.
3755 * modulo-sched.c (pass_sms): Likewise.
3756 * cse.c (cse_insn): Likewise.
3757 * web.c (pass_web): Likweise.
3758 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
3759 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
3760 * loop-init.c (pass_rtl_loop_init): Likewise.
3761 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
3762 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
3763 * global.c (pass_global_alloc): Likewise.
3764 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
3765 pass_if_after_reload): Likewise.
3766 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
3767 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
3768 * regmove.c (pass_regmove): Likewise.
3769 * function.c (pass_thread_prologugues_epilogues): Likewise.
3770 * gcse.c (pass_gcse): Likewise.
3771 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
3772 * lower-subreg.c (pass_lower_subreg2): Likewise.
3773 * bt-load.c (pass_branch_target_load): Likewise.
3774 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
3775 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
3776 * combine.c (pass_combine): Likewise.
3777 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
3778 (pass_partition_blocks): Likewise.
3779 * var-tracking.c (pass_variable_track): Likewise.
3780 * reg-stack.c (pass_stack_regs_run): Likewise.
3781 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
3782 * passes.c (pass_postreload): Likewise.
3783 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
3784 * tree-pass.h (TODO_verify_rtl_sharing): New.
3785 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
3786 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
3787 TODO_set_props, TODO_df_finish, TODO_df_verify,
3788 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
3790 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3792 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
3793 fold_real_zero_addition_p, reorder_operands_p,
3794 div_if_zero_remainder, fold_undefer_overflow_warnings,
3795 int_binop_types_match_p, fold_convert_const_int_from_int,
3796 fold_convert_const_int_from_real,
3797 fold_convert_const_int_from_fixed,
3798 fold_convert_const_real_from_real,
3799 fold_convert_const_real_from_fixed,
3800 fold_convert_const_fixed_from_fixed,
3801 fold_convert_const_fixed_from_int,
3802 fold_convert_const_fixed_from_real, maybe_lvalue_p,
3803 fold_checksum_tree, fold_check_failed, print_fold_checksum,
3804 debug_fold_checksum, multiple_of_p): Constify.
3805 * tree-flow-inline.h (get_lineno): Likewise.
3806 * tree-flow.h (get_lineno): Likewise.
3807 * tree-object-size.c (compute_object_offset, addr_object_size,
3808 alloc_object_size, pass_through_call): Likewise.
3809 * tree-pretty-print.c (op_symbol, print_call_name,
3810 print_struct_decl, do_niy): Likewise.
3811 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
3812 debug_fold_checksum): Likewise.
3814 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
3817 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
3818 note, remove the associated REG_RETVAL note.
3820 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
3822 * config.gcc (powerpc*-*-*): Install
3823 spu2vmx.h, vec_types.h, and si2vmx.h headers.
3824 * config/rs6000/spu2vmx.h: New header.
3825 * config/rs6000/si2vmx.h: New header.
3826 * config/rs6000/vec_types.h: New header.
3828 2007-09-05 Ben Elliston <bje@au.ibm.com>
3830 * varasm.c (initializer_constant_valid_p): Fix comment typo.
3832 2007-09-05 Ben Elliston <bje@au.ibm.com>
3834 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
3836 (__stdcx): Make asm volatile.
3837 (__stwcx, __stdcx): Return only 0 or 1.
3839 2007-09-05 Jan Hubicka <jh@suse.cz>
3843 2007-09-04 Jan Hubicka <jh@suse.cz>
3844 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
3846 2007-09-04 Richard Guenther <rguenther@suse.de>
3847 * tree-ssa-operands.c (add_virtual_operand): Only mark
3848 stores as has_volatile_ops if alias information is not available.
3850 2007-09-05 Jakub Jelinek <jakub@redhat.com>
3852 * config/rs6000/tramp.asm: Include config.h.
3853 Check __PIC__ or __pic__ macro instead of SHARED.
3855 PR rtl-optimization/32300
3856 * see.c (see_copy_insn): New function.
3857 (see_def_extension_not_merged, see_merge_one_use_extension,
3858 see_merge_one_def_extension): Use it. Avoid changing
3859 PREV_INSN/NEXT_INSN chains directly, insted emit insns
3860 into sequences. Call df_insn_delete on temporary insns
3861 that won't be emitted into the insn stream.
3862 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
3863 and run df_process_deferred_rescans () before run_fast_dce.
3865 PR tree-optimization/33017
3866 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
3867 recurse for pure or const function calls.
3869 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3871 * c-format.c: Include alloc-pool.h.
3872 (check_format_info_main): New argument fwt_alloc. Use allocation
3873 pool instead of GC. Remove GC deallocation code.
3874 (check_format_arg): Create allocation pool, pass it to
3875 check_format_info_main and free it afterwards.
3876 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
3878 2007-09-05 Ben Elliston <bje@au.ibm.com>
3880 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
3881 Rename count macro arugment for clarity.
3882 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
3883 (__protected_stream_set): Likewise, pass 0.
3885 2007-09-04 Jan Hubicka <jh@suse.cz>
3887 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
3889 2007-09-04 Jan Hubicka <jh@suse.cz>
3891 * invoke.texi (-finline-small-functions): Document.
3892 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
3893 when deciding what is inlinable.
3894 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
3895 (cgraph_decide_inlining_of_small_function): Handle new flags.
3896 (cgraph_decide_inlining_incrementally): Likewise.
3897 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
3898 * common.opt (finline-small-functions): New.
3899 * Makefile.in (build/gengtype.o-warn): Work around PR29478
3901 2007-09-04 Richard Guenther <rguenther@suse.de>
3903 * tree-ssa-operands.c (add_virtual_operand): Only mark
3904 stores as has_volatile_ops if alias information is not available.
3906 2007-09-04 Andrew Haley <aph@redhat.com>
3908 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
3910 2007-09-04 Andrew Haley <aph@redhat.com>
3912 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
3913 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
3914 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
3916 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
3919 * common.opt: Mention ABI version 2 in comment.
3921 2007-09-04 Jan Hubicka <jh@suse.cz>
3923 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
3924 (libfunc_entry): New structure.
3925 (libfunc_hash): New hashtable.
3926 (hash_libfunc): New function.
3927 (eq_libfunc): New function.
3928 (convert_optab_libfunc): New function.
3929 (optab_libfunc): New function.
3930 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
3931 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
3932 expand_float, expand_fix, new_optab, new_convert_optab):
3933 Update for new libfunc API.
3934 (init_libfunc, init_integral_libfuncs,
3935 init_floating_libfuncs, init_interclass_conv_libfuncs
3936 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
3937 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
3938 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
3939 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
3940 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
3941 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
3942 gen_extend_conv_libfunc): New.
3943 (init_one_libfunc): Revamp for hashtables.
3944 (set_conv_libfunc): Likewise.
3945 (init_optabs): Initialize hashtable; use lazy initialization where
3947 * optabs.h (optab_handlers): Move out of GGC.
3948 (optab, convert_optab): Move out of GGC; add lazy gen info.
3949 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
3950 (optab_libfunc, convert_optab_libfunc): New.
3951 * builtins.c (expand_builtin_powi): Update for new API.
3952 * expr.c (convert_move): Likewise.
3953 * expmed.c (expand_divmod): Likewise.
3955 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
3957 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
3958 GOT pointer only if there is a constant pool. Use the allocated space
3961 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
3963 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
3966 2007-09-04 Revital Eres <eres@il.ibm.com>
3967 Richard Guenther <rguenther@suse.de>
3968 R. Clint Whaley <whaley@cs.utsa.edu>
3970 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
3972 * tree-tailcall.c (process_assignment): Use -fassociative-math
3973 when reodering operands of floating-point type.
3974 * fold-const.c (fold_comparison, fold_binary): Use
3975 -fassociative-math and -freciprocal-math instead of
3976 -funsafe-math-optimization flag.
3977 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
3978 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
3979 -freciprocal-math instead of -funsafe-math-optimizations.
3980 * opts.c (set_fast_math_flags): Set -freciprocal-math and
3981 -fassociative-math when -ffast-math is set.
3982 (set_unsafe_math_optimizations_flags): New Function
3983 to set -freciprocal-math and -fassociative-math when
3984 -funsafe-math-optimizations is set.
3985 (common_handle_option): Call it.
3986 * tree-vectorizer.c (vect_is_simple_reduction): Use
3987 -fassociative-math when doing reduction on floats.
3988 * loop-unroll.c (analyze_insn_to_expand_var): Use
3989 -fassociative-math when expanding an accumulator of type float.
3990 * simplify-rtx.c (simplify_binary_operation_1): Use
3991 -fassociative-math and -freciprocal-math when reordeing operands
3992 of floating-point type.
3993 * combine.c (combine_simplify_rtx): Likewise.
3994 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
3996 * common.opt (-fassociative-math, -freciprocal-math): New flags.
3998 2007-09-04 Paolo Carlini <pcarlini@suse.de>
4001 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
4003 2007-09-04 Jan Hubicka <jh@suse.cz>
4005 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
4007 2007-09-04 Jan Hubicka <jh@suse.cz>
4009 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
4010 and corresponding MATCH_DUP.
4012 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
4015 * combine.c (subst): Do not try to simplify X if it represents load
4016 of FP constant from the constant pool via float extension.
4018 2007-09-04 Ben Elliston <bje@au.ibm.com>
4020 * c-opts.c: Include "tm_p.h".
4021 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
4023 2007-09-04 Richard Guenther <rguenther@suse.de>
4025 PR tree-optimization/33291
4026 * tree-pretty-print.c (dump_generic_node): Dump all
4027 qualifiers for pointer types, not only first. Dump
4028 qualifiers for aggregate types as well.
4029 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
4030 use the canonical type for building ARRAY_REFs.
4031 * gimplify.c (canonicalize_addr_expr): Clean up. The
4032 correct validness check is compatibility of the pointer
4033 types. Always use the canonical type for building
4034 ARRAY_REFs and ADDR_EXPRs.
4035 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
4036 change that disabled propagation of ADDR_EXPRs into statements
4039 2007-09-03 Zack Weinberg <zack@codesourcery.com>
4041 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
4042 (umulsi3_highpart): Make into expanders; existing insns are
4043 now named *[insn]_nov6. Add stars to existing [insn]_v6
4044 counterparts' names.
4046 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
4048 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
4049 (unprotoize.o): Remove SHLIB_MULTILIB.
4051 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
4053 * doc/extend.texi: Document progmem attribute for AVR.
4055 2007-09-03 Anatoly Sokolov <aesok@post.ru>
4058 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
4060 2007-09-03 Zack Weinberg <zack@codesourcery.com>
4062 * optabs.c (expand_ffs): Initialize val and defined_at_zero
4065 * optabs.c: Remove unnecessary forward declarations.
4066 (expand_unop_direct): New, broken out of expand_unop.
4067 (expand_doubleword_clz): New.
4068 (expand_ctz): Move above expand_ffs. Use
4069 start_sequence, end_sequence, add_equal_note, and
4070 expand_unop_direct. Add more commentary.
4071 (expand_ffs): Try both ctz optab and expand_ctz.
4072 Generate a test and branch if the hardware doesn't give us
4073 a useful value for input zero. Style improvements similar to
4076 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
4078 2007-09-03 Zack Weinberg <zack@codesourcery.com>
4080 * config.gcc: Delete stanza for arm-semi-aof and
4081 armel-semi-aof targets.
4082 * config/arm/arm-protos.h
4084 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
4085 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
4086 delete aof_pic_label and remove mention of AOF in comments.
4087 * config/arm/arm.md: Delete patterns used only for AOF assembly.
4089 * config/arm/semiaof.h
4090 * config/arm/t-semi: Delete file.
4092 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4094 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
4095 CONST_CAST_BB): New macros for type-specific casts.
4096 (CONST_CAST): Add a TYPE parameter and define it in terms of
4099 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
4100 * c-lex.c (cb_ident, lex_string): Likewise,
4101 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
4102 * config/i386/i386.c (ix86_function_regparm,
4103 ix86_function_sseregparm): Use CONST_CAST_TREE.
4104 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
4106 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
4107 give_switch, set_multilib_dir): Likewise,
4108 * gengtype-parse.c (string_seq, typedef_name): Likewise,
4109 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
4110 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
4111 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
4112 * prefix.c (update_path): Likewise,
4113 * pretty-print.c (pp_base_destroy_prefix): Likewise,
4114 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
4115 * tree-cfg.c (tree_can_merge_blocks_p,
4116 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
4117 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
4118 * tree.c (build_string): Supply a TYPE for CONST_CAST.
4119 (attribute_list_contained): Use CONST_CAST_TREE.
4121 2007-09-03 Krister Walfridsson <cato@df.lth.se>
4123 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
4125 2007-09-03 Richard Sandiford <richard@codesourcery.com>
4128 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
4129 before forcing them into a register.
4131 2007-09-03 Richard Sandiford <richard@codesourcery.com>
4133 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
4134 rather than define_code_macro.
4136 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4138 * gcc.c (xputenv): New function.
4139 (putenv_from_prefixes): Use xputenv instead of putenv.
4140 (process_command): Use xputenv instead of putenv.
4141 (set_collect_gcc_options): Use xputenv instead of putenv.
4142 (main): Use xputenv instead of putenv.
4144 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
4146 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
4147 availability of swap instruction.
4148 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
4150 2007-09-03 Revital Eres <eres@il.ibm.com>
4152 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
4155 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
4156 Ayal Zaks <zaks@il.ibm.com>
4157 Revital Eres <eres@il.ibm.com>
4159 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
4160 compute_split_row): New functions.
4161 (ps_unschedule_node): Remove.
4162 (normalize_sched_times): Iterate over the already scheduled
4163 insns instead of the number of nodes.
4164 (MAX_SPLIT_NUM): New definition.
4165 (sms_schedule_by_order): Change the scheduling heuristic to
4166 avoid useless increases of initiation interval ii.
4167 (get_sched_window): Add dump printouts.
4169 2007-09-02 David Daney <ddaney@avtrex.com>
4171 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
4172 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
4173 (optab, insn): Add more attributes.
4174 (fetchop_bit): New code macro.
4175 (immediate_insn): New code macro attribute.
4176 (sync): Change condition to ISA_HAS_SYNC.
4177 (rdhwr): Change predicate for operand 0 to register_operand.
4178 (memory_barrier): New expand.
4179 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
4180 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
4181 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
4182 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
4183 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
4184 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
4185 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
4186 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
4187 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
4189 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
4190 Hans-Peter Nilsson <hp@axis.com>
4192 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
4193 Defined to describe availability and behavior of CLZ.
4194 * config/cris/cris.md (clzsi2): Implement using lz instruction.
4195 * config/cris/cris.opt: Tweak comment for "-metrax4".
4196 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
4197 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
4198 (count_leading_zeros): Define.
4200 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4202 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
4204 2007-09-02 Joseph Myers <joseph@codesourcery.com>
4207 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
4210 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
4212 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
4213 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
4214 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
4215 sched-deps.c, sched-int.h, system.h, target.h,
4216 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
4217 tree.def: Fix comment typos.
4219 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
4221 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
4222 (override_options): Turn on -mstrict-align on non-ColdFire
4224 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
4226 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4228 * c-common.c (const_strip_array_types): Delete.
4229 * c-common.h (const_strip_array_types): Likewise.
4230 * emit-rtl.c (const_next_insn, const_previous_insn,
4231 const_next_nonnote_insn, const_prev_nonnote_insn,
4232 const_next_real_insn, const_prev_real_insn,
4233 const_next_active_insn, const_prev_active_insn, const_next_label,
4234 const_prev_label): Delete.
4235 * gimple-low.c (block_may_fallthru): Use expr_last.
4236 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
4237 * rtl.h (const_previous_insn, const_next_insn,
4238 const_prev_nonnote_insn, const_next_nonnote_insn,
4239 const_prev_real_insn, const_next_real_insn,
4240 const_prev_active_insn, const_next_active_insn, const_prev_label,
4241 const_next_label): Delete.
4242 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
4243 * system.h (CONST_CAST): Update comment.
4244 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
4245 (const_first_stmt, const_last_stmt): Delete.
4246 (tree_block_ends_with_condjump_p): Use last_stmt.
4247 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
4248 * tree-iterator.c (const_expr_first, const_expr_last,
4249 const_expr_only): Delete.
4250 * tree.c (const_lookup_attribute): Likewise.
4251 (attribute_list_contained): Use lookup_attribute.
4252 * tree.h (const_lookup_attribute, const_expr_first,
4253 const_expr_last, const_expr_only): Delete.
4255 2007-09-01 Richard Guenther <rguenther@suse.de>
4257 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
4258 instead of TREE_THIS_VOLATILE.
4259 * tree-ssa-operands.c (add_virtual_operand): Do not set
4260 has_volatile_ops. Do not check s_ann for NULL.
4261 (get_indirect_ref_operands): Likewise.
4262 (get_expr_operands): Likewise. For all reference trees
4263 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
4264 check base of reference for TREE_THIS_VOLATILE.
4266 2007-09-01 Richard Guenther <rguenther@suse.de>
4268 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
4269 between integral types. Also allow conversions between
4272 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
4274 * optabs.c (prepare_float_lib_cmp): Use
4275 libgcc_cmp_return_mode instead of word_mode.
4276 * config/dfp-bit.h: Likewise.
4277 * config/fp-bit.h: Likewise.
4278 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
4280 (spu_libgcc_shift_count_mode): New function.
4281 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
4282 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
4284 2007-08-31 Joseph Myers <joseph@codesourcery.com>
4286 * tree-pretty-print.c: Include output.h.
4287 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
4288 HOST_WIDE_INT_PRINT_DEC.
4289 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
4291 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
4293 PR rtl-optimization/33224
4294 * loop-iv.c (latch_dominating_def): Check that the definition belongs
4295 to the analysed region.
4297 2007-08-31 Richard Guenther <rguenther@suse.de>
4299 * function.c (allocate_struct_function): Do not set
4300 current_function_returns_pointer.
4301 * function.h (struct var_refs_queue): Remove.
4302 (struct simple_obstack_stack): Likewise.
4303 (struct function): Remove fixup_var_refs_queue member.
4304 Remove returns_pointer flag.
4305 (current_function_returns_pointer): Remove define.
4307 2007-08-31 Nick Clifton <nickc@redhat.com>
4309 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
4310 secondary keys in order to obtain a stable sort.
4312 2007-08-31 Nick Clifton <nickc@redhat.com>
4315 * config/m32r/constraints.md: Add W constraint for integer zero.
4316 * config/m32r/m32r.md (get_pc): Use W and i constraints.
4317 Fix length calculation by using alternatives.
4319 2007-08-31 Richard Sandiford <richard@codesourcery.com>
4321 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
4322 split out from expand_binop.
4323 (avoid_expensive_constant): New function.
4324 (expand_binop_directly): Remove commutative_op argument and
4325 (expand_binop_directly): Remove commutative_op argument and
4326 call cummutative_optab_p instead. Do not change op0 or op1
4327 when swapping xop0 and xop1. Apply avoid_expensive_constant
4328 to each argument after potential swapping. Enforce the
4329 canonical order of commutative operands.
4330 (expand_binop): Use shift_optab_p and commutative_optab_p.
4331 Update the calls to expand_binop_directly. Only force constants
4332 into registers when widening an operation. Only swap operands
4333 once a direct expansion has been rejected.
4334 (expand_twoval_binop): Only force constants into registers when
4335 using a direct expansion.
4337 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
4339 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
4340 (sched_analyze_insn): Don't postprocess speculative dependencies when
4341 target has no scheduling.
4342 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
4343 'uninitialized' warning.
4345 2007-08-31 Richard Guenther <rguenther@suse.de>
4347 * tree.c (build_complex_type): Always set TYPE_NAME for
4350 2007-08-31 Olivier Hainque <hainque@adacore.com>
4352 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
4353 internal macro. Default alignment factor for csect directives, chosen
4354 to match what BIGGEST_ALIGNMENT allows.
4355 (DATA_SECTION_ASM_OP): Use it.
4356 * config/rs6000/rs6000.c
4357 (rs6000_xcoff_output_readonly_section_asm_op):
4358 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
4359 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
4361 2007-08-31 Olivier Hainque <hainque@adacore.com>
4363 * dbxout.c (dbxout_block): Move declaration within the first
4364 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
4365 block to include the definition, together with the associated
4368 2007-08-31 David Edelsohn <edelsohn@gnu.org>
4369 Revital Eres <eres@il.ibm.com>
4371 * doc/invoke.texi (-mpaired): Document flag.
4372 * config.gcc: Include paired.h in powerpc extra_headers and
4373 750cl.h in powerpc-*-linux*paired*.
4374 * config/rs6000/rs6000.opt (-mpaired): New flag.
4375 * config/rs6000/rs6000.c (paired_init_builtins,
4376 paired_expand_builtin, paired_expand_lv_builtin,
4377 paired_expand_stv_builtin, paired_expand_predicate_builtin):
4378 New functions to support the paired single builtin functions.
4379 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
4380 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
4382 (bdesc_paired_preds): New structure for paired predicate
4384 (rs6000_expand_builtin): Expand paired single builtins.
4385 (rs6000_init_builtins): Init paired single builtins.
4386 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
4387 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
4388 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
4389 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
4390 (rs6000_vector_mode_supported_p): Support paired vector mode.
4391 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
4392 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
4394 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
4395 (DATA_ALIGNMENT): Likewise.
4396 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
4397 (rs6000_builtins): Add PAIRED builtins.
4398 * config/rs6000/rs6000.md: Include paired.md.
4399 * config/rs6000/paired.h: New.
4400 * config/rs6000/paired.md: New.
4401 * config/rs6000/750cl.h: New.
4402 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
4404 2007-08-30 Ollie Wild <aaw@google.com>
4406 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
4407 * gcc.c (default_compilers): Add -fno-directives-only to
4408 @assembler-with-cpp.
4410 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
4414 * regclass.c (initial_fixed_regs): Revert previous change and make
4416 (initial_call_used_regs): Likewise.
4417 (initial_call_really_used_regs): Delete, reverting previous addition.
4418 (initial_reg_names): Likewise.
4419 (init_reg_sets): Revert previous change.
4420 (saved_fixed_regs): New.
4421 (saved_call_used_regs): New.
4422 (saved_call_really_used_regs): New.
4423 (saved_reg_names): New.
4424 (save_register_info): New.
4425 (restore_register_info): New.
4426 (init_reg_sets_1): Replace reset of register info with call to
4427 restore_register_info.
4428 * rtl.h (save_register_info): Declare.
4429 * toplev.c (backend_init): Call save_register_info.
4431 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4433 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
4434 from the original statement.
4436 2007-08-30 Chao-ying Fu <fu@mips.com>
4438 * c-lex.c (interpret_fixed): Declare.
4439 (interpret_float): Process _Fract and _Accum.
4440 (interpret_fixed): New function.
4441 * final.c (output_addr_const): Process CONST_FIXED.
4442 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
4443 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
4445 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
4447 (simplify_immed_subreg): Support CONST_FIXED.
4448 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
4449 (simplify_subreg): Support CONST_FIXED.
4451 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
4453 * config/rs6000/ppu_intrinsics.h: New file.
4454 * config.gcc (powerpc*-*-* <extra_headers>): Install
4457 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
4459 * cfg.c (dump_flow_info): Change to also print entry and exit
4461 * print-rtl.c (print_rtl_single): Allow to print rtl with
4464 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
4466 * df-core.h (df_dump_region): New function.
4467 * df.h (df_dump_region): New function.
4468 * loop-invariant.c (find_defs): Add call to df_dump_region.
4469 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
4472 2007-08-30 Jakub Jelinek <jakub@redhat.com>
4475 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
4476 true if any of the compare_section_name calls returned true,
4477 rather than if any returned false.
4479 2007-08-30 Richard Guenther <rguenther@suse.de>
4481 PR tree-optimization/33199
4482 * tree-ssa-structalias.c (handle_lhs_call): New function.
4483 (find_func_aliases): In non-IPA mode make sure that for
4484 calls that return a pointer we add a constraint for the
4485 result to point to anything.
4487 2007-08-30 Richard Guenther <rguenther@suse.de>
4489 * doc/invoke.texi (-mveclibabi): Document new target option.
4490 * config/i386/i386.opt (-mveclibabi): New target option.
4491 * config/i386/i386.c (ix86_veclib_handler): Handler for
4492 vectorization library support.
4493 (override_options): Handle the -mveclibabi option, initialize
4494 the vectorization library handler.
4495 (ix86_builtin_vectorized_function): As fallback call the
4496 vectorization library handler, if set.
4497 (ix86_veclibabi_acml): New static function for ACML ABI style
4498 vectorization support.
4500 2007-08-30 Jakub Jelinek <jakub@redhat.com>
4502 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
4503 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
4504 SImode and update m. Don't run gen_lowpart_common on arbitrary
4505 memory address, force it to register first.
4508 * dce.c (dce_process_block): Don't delete setters of
4509 artificially used registers.
4511 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4513 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
4514 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
4515 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
4517 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4519 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
4521 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
4522 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
4524 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4526 * system.h: Activate -Wcast-qual as warning-only.
4528 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
4531 * config/rs6000/rs6000.c (compare_section_name): New function.
4532 (rs6000_elf_in_small_data_p): Compare section prefixes instead
4535 2007-08-29 Olivier Hainque <hainque@adacore.com>
4537 * xcoffout.c: #include debug.h.
4538 * Makefile.in (xcoffout.o): Add debug.h dependency.
4540 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
4542 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
4543 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
4545 2007-08-29 Richard Guenther <rguenther@suse.de>
4547 * tree-pretty-print.c (dump_generic_node): Print
4548 label DECL_UID as D.%u.
4549 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
4551 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4553 * gcc/builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
4554 * gcc/builtins.def (BUILT_IN_REALLOC): New builtin.
4556 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
4559 * tree.c (build_type_attribute_qual_variant): Set canonical types
4560 on the final, unqualified attribute variant before building the
4563 2007-08-29 Jie Zhang <jie.zhang@analog.com>
4565 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
4566 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
4568 2007-08-29 Jie Zhang <jie.zhang@analog.com>
4571 2007-08-29 Jie Zhang <jie.zhang@analog.com>
4572 * config/bfin/bfin.md (composev2hi): Put operands into vector
4575 2007-08-29 Jie Zhang <jie.zhang@analog.com>
4577 * config/bfin/bfin.md (composev2hi): Put operands into vector
4580 2007-08-29 Jie Zhang <jie.zhang@analog.com>
4582 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
4583 attribute when appropriate.
4584 (bfin_handle_l1_text_attribute): New.
4585 (bfin_handle_l1_data_attribute): New.
4586 (bfin_attribute_table): Add attributes: l1_text, l1_data,
4587 l1_data_A and l1_data_B.
4588 * doc/extend.texi (node Function Attributes): Document l1_text
4590 (Variable Attributes): Add Blackfin subsection. Document l1_data,
4591 l1_data_A and l1_data_B variable attributes.
4593 2007-08-28 Jie Zhang <jie.zhang@analog.com>
4595 * config/bfin/bfin.opt (minline-plt): Add.
4596 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
4597 call to global functions.
4598 * doc/invoke.texi (Option Summary): Mention -minline-plt.
4599 (Blackfin Options): Document -minline-plt.
4601 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
4603 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
4604 given a non-function.
4605 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
4607 2007-08-28 DJ Delorie <dj@redhat.com>
4609 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
4611 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4613 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
4615 2007-08-28 Richard Guenther <rguenther@suse.de>
4617 * tree.h (struct tree_function_decl): Increase size of
4618 function_code bitfield.
4620 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
4621 Kazu Hirata <kazu@codesourcery.com>
4623 * gcc/config/m68k/linux.h
4624 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
4625 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
4626 (m68k_return_in_memory): New.
4627 * gcc/config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
4630 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
4633 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
4634 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
4635 operand) when top VEC_SELECT extracts scalar element.
4636 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
4637 (*vec_extract_v4sf_mem): Ditto.
4639 2007-08-28 Jakub Jelinek <jakub@redhat.com>
4642 * passes.c (init_optimization_passes): Move pass_df_finish
4643 after pass_postreload sublist.
4645 PR rtl-optimization/33148
4646 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
4647 (neg (lt X 0)) if X has scalar int mode.
4650 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
4651 initializer, use build_vector_from_ctor if possible to create
4652 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
4653 even after this, return NULL.
4655 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
4657 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
4659 2007-08-28 Richard Guenther <rguenther@suse.de>
4661 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
4662 (struct tree_function_decl): Make function_code a bitfield.
4663 Add disregard_inline_limits flag.
4664 * cgraphunit.c (cgraph_process_new_functions): Check
4665 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
4666 (cgraph_preserve_function_body_p): Likewise.
4667 * ipa-inline.c (compute_inline_parameters): Likewise.
4668 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
4669 for GNU C extern inline functions.
4670 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
4671 * tree-inline.c (disregard_inline_limits_p): Remove.
4672 * tree-inline.h (disregard_inline_limits_p): Likewise.
4673 * c-common.c (handle_always_inline_attribute): Set
4674 DECL_DISREGARD_INLINE_LIMITS.
4675 * langhooks.c (add_builtin_function): Verify the function code
4676 fits in the bitfield.
4678 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
4679 Vladimir Yanovsky <yanov@il.ibm.com>
4680 Revital Eres <eres@il.ibm.com>
4681 Andrey Belevantsev <abel@ispras.ru>
4683 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
4685 * modulo-sched.c: Add documentation regarding do-loop.
4686 (doloop_register_get): Change number of arguments to support
4687 the new do-loop pattern and check whether COUNT_REG has no other
4688 occurences in the loop besides in the control part.
4689 (duplicate_insns_of_cycles): Do not duplicate the insn which
4690 changes count_reg as it is already adjusted.
4691 (generate_prolog_epilog): New argument to support the new
4692 do-loop pattern. Change the subtract instruction to use
4693 expand_simple_binop. Call duplicate_insns_of_cycles with new
4695 (sms_schedule): Call doloop_register_get and
4696 generate_prolog_epilog with new argument. Do not handle loops
4697 with single sets insns with subreg in their lhs.
4698 * loop-doloop.c (doloop_optimize): Support for another do-loop
4700 (doloop_condition_get): Gets an instruction instead of a pattern
4701 and change the return condition when the do-loop pattern is
4703 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
4704 deps when considering to not create edges.
4706 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
4708 * doc/extend.texi (gnu_inline funtion attribute): Document C++
4711 2007-08-27 Jason Merrill <jason@redhat.com>
4714 * gimplify.c (gimplify_modify_expr): Discard the assignment of
4715 zero-sized types after calling gimplify_modify_expr_rhs.
4717 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
4719 * regclass.c (init_reg_autoinc): Fix typo.
4721 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
4723 Fix PR tree-optimization/33173
4724 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
4726 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
4729 * config/i386/i386.h (VALID_DFP_MODE_P): New.
4730 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
4733 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
4734 David Ung <davidu@mips.com>
4735 Nigel Stephens <nigel@mips.com>
4737 Separate target-specific initialization from general
4738 back-end initialization.
4740 * toplev.c (init_alignments): New, split out from...
4741 (process_options): ...here.
4742 (backend_init_target): New, split out from...
4743 (backend_init): ...here.
4744 (lang_dependent_init_target): New, split out from...
4745 (lang_dependent_init): ...here.
4746 (target_reinit): New.
4747 * toplev.h (target_reinit): Declare.
4748 * expr.c (init_expr_target): Renamed from init_expr_once, since it
4749 now can be called more than once. Update comments.
4750 * expr.h (init_expr_target): Likewise.
4751 * alias.c (init_alias_target): Renamed from init_alias_once, since it
4752 now can be called more than once. Explicitly zero
4753 static_reg_base_value.
4754 * emit-rtl.c (init_emit_regs): New, split out from...
4755 (init_emit_once): Here.
4756 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
4757 non-const, so that changes from command-line arguments can overwrite
4758 values provided by the static initializers.
4759 (initial_call_really_used_regs): New, used similarly to the above.
4760 (initial_reg_names): Likewise.
4761 (last_mode_for_init_move_cost): Promoted function-local static to
4762 file-scope static to make it accessible outside init_move_cost.
4763 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
4764 Do not initialize inv_reg_alloc_order yet, either. Do initialize
4765 reg_names since it is needed for parsing command-line options.
4766 (init_move_cost): Use last_mode_for_init_move_cost instead of
4767 function-local static.
4768 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
4769 call_really_used_regs now. Reinitialize reg_names. Also
4770 initialize inv_reg_alloc_order. Zero reg_class_subunion and
4771 reg_class_superunion. Clear losing_caller_save_reg_set.
4772 Preserve global registers if called more than once. Reset
4773 move cost, may_move_in_cost, may_move_out_cost, and
4774 last_mode_for_init_move_cost.
4775 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
4776 can now be invoked more than once. Update comments.
4777 (init_regs): Update comments.
4778 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
4779 and initial_call_really_used_regs, instead of the non-initial
4780 variables. This allows us to save the command-line register settings
4781 after target reinitialization.
4782 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
4783 * rtl.h (init_emit_regs): Declare.
4784 (init_reg_modes_target, init_alias_target): Renamed as described
4786 * reload1.c (init_reload): Update comments.
4787 * optabs.c (init_optabs): Likewise.
4788 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
4790 2007-08-26 Chao-ying Fu <fu@mips.com>
4792 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
4795 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4797 * alias.c (memory_modified_1, memory_modified_in_insn_p):
4799 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
4801 * bb-reorder.c (copy_bb_p): Likewise.
4802 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
4803 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
4804 block_ends_with_condjump_p): Likewise.
4805 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
4806 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
4807 block_ends_with_condjump_p): Likewise.
4808 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
4809 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
4810 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
4811 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
4812 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
4813 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
4814 debug_true_const_tree instad of debug_true_tree.
4815 * debug.c (do_nothing_debug_hooks): Likewise.
4816 * debug.h (ignore_block, debug_true_const_tree): Constify.
4817 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
4818 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
4819 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
4820 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
4821 dbx_reg_number, is_based_loc, field_type,
4822 simple_type_align_in_bits, simple_decl_align_in_bits,
4823 simple_type_size_in_bits, field_byte_offset, insert_float,
4824 type_tag, member_declared_type, is_redundant_typedef,
4825 secname_for_decl, is_inlined_entry_point): Likewise.
4826 * emit-rtl.c (const_next_insn, const_previous_insn,
4827 const_next_nonnote_insn, const_prev_nonnote_insn,
4828 const_next_real_insn, const_prev_real_insn,
4829 const_next_active_insn, const_prev_active_insn, const_next_label,
4830 const_prev_label): Likewise.
4831 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
4833 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
4834 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
4835 sched_insn_is_legitimate_for_speculation_p): Likewise.
4836 * jump.c (reversed_comparison_code_parts,
4837 reversed_comparison_code, reversed_comparison, condjump_label):
4839 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
4840 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
4842 * rtl.h (const_previous_insn, const_next_insn,
4843 const_prev_nonnote_insn, const_next_nonnote_insn,
4844 const_prev_real_insn, const_next_real_insn,
4845 const_prev_active_insn, const_next_active_insn, const_prev_label,
4846 const_next_label, modified_between_p, modified_in_p,
4847 const_note_storeskeep_with_call_p, condjump_label,
4848 reversed_comparison, reversed_comparison_code,
4849 reversed_comparison_code_parts, memory_modified_in_insn_p,
4850 stack_regs_mentioned): Likewise.
4851 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
4852 keep_with_call_p): Likewise.
4853 * sched-deps.c (deps_may_trap_p, sched_get_condition,
4854 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
4855 sd_lists_size, sd_lists_empty_p): Likewise.
4856 * sched-int.h (sched_insns_conditions_mutex_p,
4857 haifa_classify_insn, no_real_insns_p,
4858 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
4859 sd_lists_size, sd_lists_empty_p): Likewise.
4860 * sdbout.c (sdb_debug_hooks): Likewise.
4861 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
4862 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
4863 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
4865 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
4866 tree_can_throw_internal): Likewise.
4867 * tree-flow-inline.h (phi_nodes): Likewise.
4868 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
4869 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
4870 * tree-gimple.c (const_get_call_expr_in): Likewise.
4871 * tree-gimple.h (const_get_call_expr_in): Likewise.
4872 * tree.c (const_lookup_attribute, attribute_list_equal,
4873 attribute_list_contained): Likewise.
4874 * tree.h (attribute_list_equal, attribute_list_contained,
4875 const_lookup_attribute): Likewise.
4876 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
4878 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
4880 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
4881 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
4883 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
4886 * config/alpha/constraints.md: Delete "svn:mime-type" property
4887 with svn propdel "svn:mime-type".
4889 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
4892 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
4893 non NOTE insn doesn't cross basic block.
4894 (noce_try_abs): Likewise.
4895 (noce_process_if_block): Likewise.
4897 2007-08-26 David Edelsohn <edelsohn@gnu.org>
4900 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
4901 operand without auto-inc-dec.
4902 * config/rs6000/rs6000.md (floatsidf2_internal): Use
4903 offsettable_mem_operand.
4904 (floatunssidf2_internal): Same.
4905 (fix_truncdfsi2_internal): Same.
4906 (floatsidf_ppc64): Same.
4907 (floatunssidf_ppc64): Same.
4908 (fix_trunctfsi2_internal): Same.
4910 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
4913 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
4914 pass defines needed for version.c.
4916 2007-08-25 Joseph Myers <joseph@codesourcery.com>
4918 * configure.ac (--debug-prefix-map check): Change assembler
4919 version presumed to have feature to 2.18.
4920 * configure: Regenerate.
4922 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4924 * c-common.c (vector_types_convertible_p,
4925 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
4926 self_promoting_args_p): Constify.
4927 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
4928 c_promoting_integer_type_p, self_promoting_args_p,
4929 anon_aggr_type_p, vector_types_convertible_p): Likewise.
4930 * c-decl.c (anon_aggr_type_p): Likewise.
4931 * * c-dump.c (dump_stmt): Likewise.
4932 * c-objc-common.c (has_c_linkage): Likewise.
4933 * c-tree.h (same_translation_unit_p): Likewise.
4934 * c-typeck.c (null_pointer_constant_p,
4935 tagged_types_tu_compatible_p, function_types_compatible_p,
4936 type_lists_compatible_p, lvalue_or_else, lvalue_p,
4937 comptypes_internal, struct tagged_tu_seen_cache,
4938 same_translation_unit_p, alloc_tagged_tu_seen_cache,
4939 c_size_in_bytes): Likewise.
4940 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
4941 hash_ptr, eq_ptr): Likewise.
4942 * langhooks-def.h (lhd_decl_ok_for_sibcall,
4943 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
4944 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
4945 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
4947 * optabs.c (optab_for_tree_code): Likewise.
4948 * optabs.h (optab_for_tree_code): Likewise.
4949 * rtl.h (simplify_rtx): Likewise.
4950 * simplify-rtx.c (simplify_rtx): Likewise.
4951 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
4952 dump_flag, dump_node): Likewise.
4953 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
4954 queue_and_dump_type, dump_flag): Likewise.
4955 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
4956 * tree-pass.h (dump_node): Likewise.
4957 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
4958 supportable_narrowing_operation): Likewise.
4959 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
4960 supportable_narrowing_operation): Likewise.
4961 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
4962 is_negative_overflow_infinity, is_positive_overflow_infinity,
4963 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
4964 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
4965 update_value_range, add_equivalence, ssa_name_nonnegative_p,
4966 ssa_name_nonzero_p, fp_predicate): Likewise.
4967 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
4968 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
4969 ssa_name_nonnegative_p): Likewise.
4971 2007-08-25 Hans Kester <hans.kester@ellips.nl>
4973 * config.gcc : Add x86_64-elf target.
4975 2007-08-25 Jakub Jelinek <jakub@redhat.com>
4977 * expr.c (store_expr): Fix order of store_by_pieces arguments.
4979 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
4980 Nigel Stephens <nigel@mips.com>
4984 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
4985 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
4986 * expr.c (SET_BY_PIECES_P): Define.
4987 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
4988 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
4989 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
4991 * expr.h (SET_RATIO): Define.
4992 (can_store_by_pieces, store_by_pieces): Update prototypes.
4993 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
4994 can_store_by_pieces/store_by_pieces.
4995 (expand_builtin_memcpy_args): Likewise.
4996 (expand_builtin_strncpy): Likewise.
4997 (expand_builtin_memset_args): Likewise. Also remove special case
4998 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
4999 decide what to do instead.
5000 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
5001 to can_store_by_pieces.
5003 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
5004 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
5006 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
5007 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
5008 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
5009 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
5010 (STORE_BY_PIECES_P): Define.
5012 2007-08-24 Tom Tromey <tromey@redhat.com>
5014 * varpool.c (varpool_last_needed_node): Fix comment typo.
5015 * c-decl.c (duplicate_decls): Fix comment typo.
5016 (clone_underlying_type): Update comment.
5018 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5020 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
5021 alpha_in_small_data_p, alpha_split_complex_arg,
5022 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
5024 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
5025 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
5027 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
5028 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
5029 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
5030 * config/darwin.c (darwin_binds_local_p): Likewise.
5031 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
5033 * config/i386/i386-protos.h (i386_pe_binds_local_p,
5034 i386_pe_valid_dllimport_attribute_p): Likewise.
5035 * config/i386/i386.c (ix86_function_regparm,
5036 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
5037 x86_can_output_mi_thunk, ix86_mangle_type,
5038 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
5039 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
5040 i386_pe_binds_local_p): Likewise.
5041 * config/ia64/ia64.c
5042 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
5043 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
5044 ia64_invalid_conversion, ia64_invalid_unary_op,
5045 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
5047 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
5048 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
5049 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
5050 * config/mips/mips.c (mips_use_blocks_for_constant_p,
5051 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
5052 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
5053 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
5054 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
5055 * config/pa/pa.c (pa_commutative_p): Likewise.
5056 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
5058 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
5059 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
5060 rs6000_use_blocks_for_constant_p,
5061 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
5062 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
5063 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
5064 * config/s390/s390.c (s390_mangle_type,
5065 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
5067 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
5068 th_in_small_data_p): Likewise.
5069 * config/sh/sh.c (sh_ms_bitfield_layout_p,
5070 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
5072 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
5073 sparc_mangle_type): Likewise.
5074 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
5075 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
5076 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
5078 * hooks.c (hook_bool_mode_const_rtx_false,
5079 hook_bool_mode_const_rtx_true,
5080 hook_bool_const_tree_hwi_hwi_const_tree_false,
5081 hook_bool_const_tree_hwi_hwi_const_tree_true,
5082 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
5083 hook_constcharptr_const_tree_null,
5084 hook_constcharptr_const_rtx_null,
5085 hook_constcharptr_const_tree_const_tree_null,
5086 hook_constcharptr_int_const_tree_null,
5087 hook_constcharptr_int_const_tree_const_tree_null): New.
5088 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
5089 hook_bool_tree_hwi_hwi_tree_false,
5090 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
5091 hook_int_tree_tree_1, hook_constcharptr_tree_null,
5092 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
5093 hook_constcharptr_int_tree_null,
5094 hook_constcharptr_int_tree_tree_null): Delete.
5095 (default_can_output_mi_thunk_no_vcall): Constify.
5096 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
5097 hook_bool_tree_hwi_hwi_tree_false,
5098 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
5099 hook_int_tree_tree_1, hook_constcharptr_tree_null,
5100 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
5101 hook_constcharptr_int_tree_null,
5102 hook_constcharptr_int_tree_tree_null): Delete.
5103 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
5104 hook_bool_const_tree_hwi_hwi_const_tree_false,
5105 hook_bool_const_tree_hwi_hwi_const_tree_true,
5106 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
5107 hook_constcharptr_const_tree_null,
5108 hook_constcharptr_const_rtx_null,
5109 hook_constcharptr_const_tree_const_tree_null,
5110 hook_constcharptr_int_const_tree_null,
5111 hook_constcharptr_int_const_tree_const_tree_null): New.
5112 (default_can_output_mi_thunk_no_vcall): Constify.
5113 * integrate.c (function_attribute_inlinable_p): Likewise.
5114 * integrate.h (function_attribute_inlinable_p): Likewise.
5115 * jump.c (rtx_renumbered_equal_p): Likewise.
5116 * output.h (decl_readonly_section, categorize_decl_for_section,
5117 default_use_anchors_for_symbol_p, default_binds_local_p,
5118 default_binds_local_p_1): Likewise.
5119 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
5121 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
5122 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
5123 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
5124 TARGET_COMP_TYPE_ATTRIBUTES,
5125 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
5126 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
5127 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
5128 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
5129 TARGET_DWARF_CALLING_CONVENTION): Likewise.
5130 * target.h (can_output_mi_thunk, needs_block_p,
5131 first_cycle_multipass_dfa_lookahead_guard_spec,
5132 vector_alignment_reachable, comp_type_attributes,
5133 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
5134 commutative_p, use_blocks_for_constant_p,
5135 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
5136 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
5137 invalid_within_doloop, valid_dllimport_attribute_p,
5138 split_complex_arg, invalid_arg_for_unprototyped_fn,
5139 invalid_conversion, invalid_unary_op, invalid_binary_op):
5141 * targhooks.c (default_invalid_within_doloop,
5142 hook_invalid_arg_for_unprototyped_fn,
5143 default_builtin_vector_alignment_reachable): Likewise.
5144 (hook_bool_rtx_commutative_p): Delete.
5145 (hook_bool_const_rtx_commutative_p): New.
5146 * targhooks.h (default_invalid_within_doloop,
5147 default_builtin_vector_alignment_reachable,
5148 hook_invalid_arg_for_unprototyped_fn): Constify.
5149 (hook_bool_rtx_commutative_p): Delete.
5150 (hook_bool_const_rtx_commutative_p): New.
5151 * varasm.c (bss_initializer_p, decl_default_tls_model,
5152 categorize_decl_for_section, decl_readonly_section,
5153 default_use_anchors_for_symbol_p, default_binds_local_p,
5154 default_binds_local_p_1): Constify.
5156 2007-08-24 Jie Zhang <jie.zhang@analog.com>
5158 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
5159 __NO_BUILTIN if -fno-builtin.
5161 2007-08-24 Jie Zhang <jie.zhang@analog.com>
5163 * config/bfin/bfin.c (print_operand): Report error instead of
5164 ICE for wrong operand.
5166 2007-08-24 Michael Matz <matz@suse.de>
5168 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
5170 2007-08-24 Richard Guenther <rguenther@suse.de>
5173 * tree-ssa.c (useless_type_conversion_p): Split into a
5174 recursive and a non-recursive part.
5175 (useless_type_conversion_p_1): New function.
5176 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
5177 from maybe_fold_offset_to_reference is trivially convertible
5178 to the desired type before doing the simplification.
5180 2007-08-24 Jakub Jelinek <jakub@redhat.com>
5182 * expr.c (store_expr): Optimize initialization of an array
5184 * expr.h (builtin_strncpy_read_str): New prototype.
5185 * builtins.c (builtin_strncpy_read_str): Remove prototype.
5188 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
5191 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
5192 field when initializing if_info structure.
5194 2007-08-24 Richard Guenther <rguenther@suse.de>
5196 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
5198 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
5199 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
5200 * tree-inline.c (inlinable_function_p): Fold in common parts of
5201 the cannot_inline_tree_fn langhook.
5202 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
5203 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
5204 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
5205 cannot_inline_tree_fn langhook.
5206 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
5207 cannot_inline_tree_fn member.
5209 2007-08-24 Richard Guenther <rguenther@suse.de>
5211 * expr.c (get_inner_reference): Do computation of bitoffset
5212 from offset in a way we can detect overflow reliably.
5214 2007-08-24 Jie Zhang <jie.zhang@analog.com>
5216 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
5218 2007-08-24 Jie Zhang <jie.zhang@analog.com>
5220 * config/bfin/bfin.opt (mfast-fp): Add.
5221 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
5222 libbffastfp override libgcc if -mfast-fp.
5223 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
5224 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
5225 (Blackfin Options): Document -mfast-fp.
5227 2007-08-24 Jakub Jelinek <jakub@redhat.com>
5229 PR tree-optimization/32573
5231 * tree-data-ref.c (initialize_data_dependence_relation): Clear
5232 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
5233 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
5234 (build_classic_dist_vector): Return false rather than true if
5235 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
5236 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
5237 returned false. Don't call save_dist_v before calling
5238 build_classic_dist_vector_1.
5239 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
5240 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
5241 DDR_DIR_VECTS vectors.
5243 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
5245 * configure.ac (leb128): Modify sed statement to work with any
5246 binutils version string.
5247 * configure: Regenerate
5249 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5251 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
5252 Wrap in RTX_CODE macro guard.
5253 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
5254 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
5255 arm_mark_dllimport, arm_pe_encode_section_info,
5256 arm_pe_unique_section): Use ISO-C function declarations.
5257 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
5258 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
5259 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
5261 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
5262 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
5264 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
5266 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
5267 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
5268 (register_move_cost): Use ISO-C function declarations.
5269 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
5270 * config/score/score-protos.h (score_declare_object): Add
5272 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
5274 * final.c (profile_function): Avoid empty if-bodies.
5277 * calls.c (must_pass_in_stack_var_size,
5278 must_pass_in_stack_var_size_or_pad): Constify.
5279 * config/alpha/alpha-protos.h (function_value): Likewise.
5280 * config/alpha/alpha.c (alpha_return_in_memory,
5281 alpha_pass_by_reference, function_value,
5282 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
5283 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
5285 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
5286 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
5287 TARGET_PROMOTE_PROTOTYPES): Likewise.
5288 * config/arm/arm-protos.h (arm_return_in_memory,
5289 arm_pad_arg_upward, arm_function_value): Likewise.
5290 * config/arm/arm.c (arm_pass_by_reference,
5291 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
5292 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
5293 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
5295 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
5296 * config/avr/avr-protos.h (avr_function_value): Likewise.
5297 * config/avr/avr.c (avr_return_in_memory,
5298 gas_output_limited_string, gas_output_ascii, avr_function_value,
5299 avr_return_in_memory): Likewise.
5300 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
5301 * config/bfin/bfin.c (bfin_pass_by_reference,
5302 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
5303 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
5305 * config/cris/cris.c (cris_pass_by_reference,
5306 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
5307 * config/crx/crx.c (crx_return_in_memory): Likewise.
5308 * config/darwin.c (function_base, machopic_function_base_name):
5310 * config/fr30/fr30.c (fr30_must_pass_in_stack,
5311 TARGET_PROMOTE_PROTOTYPES): Likewise.
5312 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
5313 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
5314 * config/i386/i386-protos.h (ix86_return_in_memory,
5315 ix86_sol10_return_in_memory): Likewise.
5316 * config/i386/i386.c (ix86_function_value,
5317 ix86_function_sseregparm, ix86_must_pass_in_stack,
5318 type_natural_mode, classify_argument, examine_argument,
5319 construct_container, ix86_pass_by_reference, function_value_32,
5320 function_value_64, ix86_function_value_1, return_in_memory_32,
5321 return_in_memory_64, return_in_memory_ms_64,
5322 ix86_return_in_memory, ix86_sol10_return_in_memory,
5323 TARGET_PROMOTE_PROTOTYPES): Likewise.
5324 * config/ia64/ia64-protos.h (ia64_function_value,
5325 ia64_hpux_function_arg_padding): Likewise.
5326 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
5327 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
5328 ia64_hpux_function_arg_padding): Likewise.
5329 * config/iq2000/iq2000-protos.h (function_arg,
5330 iq2000_function_value): Likewise.
5331 * config/iq2000/iq2000.c (iq2000_return_in_memory,
5332 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
5333 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
5334 function_arg, iq2000_function_value): Likewise.
5335 * config/m32c/m32c-protos.h (m32c_function_value,
5336 m32c_promote_function_return): Likewise.
5337 * config/m32c/m32c.c (m32c_pass_by_reference,
5338 m32c_promote_prototypes, m32c_promote_function_return,
5339 m32c_function_value): Likewise.
5340 * config/m32r/m32r.c (m32r_return_in_memory,
5341 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
5342 m32r_in_small_data_p): Likewise.
5343 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
5345 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
5346 m68hc11_function_arg_padding): Likewise.
5347 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
5348 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
5349 m68k_function_value): Likewise.
5350 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
5351 mcore_function_value): Likewise.
5352 * config/mcore/mcore.c (handle_structs_in_regs,
5353 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
5354 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
5355 mcore_num_arg_regs, mcore_function_value): Likewise.
5356 * config/mips/mips-protos.h (mips_pad_arg_upward,
5357 mips_function_value): Likewise.
5358 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
5359 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
5360 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
5361 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
5362 mips_function_value): Likewise.
5363 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
5365 * config/mmix/mmix.c (mmix_pass_by_reference,
5366 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
5367 mmix_encode_section_info): Likewise.
5368 * config/mn10300/mn10300-protos.h (mn10300_function_value):
5370 * config/mn10300/mn10300.c (mn10300_return_in_memory,
5371 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
5372 mn10300_function_value): Likewise.
5373 * config/mt/mt-protos.h (mt_function_value): Likewise.
5374 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
5375 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
5376 * config/pa/pa-protos.h (function_arg_padding, function_value,
5377 pa_return_in_memory): Likewise.
5378 * config/pa/pa.c (pa_pass_by_reference,
5379 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
5380 function_arg_padding, function_value, pa_return_in_memory):
5382 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
5383 * config/rs6000/rs6000-protos.h (rs6000_function_value,
5384 function_arg_padding): Likewise.
5385 * config/rs6000/rs6000.c (rs6000_return_in_memory,
5386 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
5387 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
5388 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
5389 function_arg_padding, altivec_expand_dst_builtin,
5390 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
5391 altivec_init_builtins, rs6000_common_init_builtins,
5392 rs6000_function_value): Likewise.
5393 * s390/s390-protos.h (s390_function_value): Likewise.
5394 * config/s390/s390.c (s390_function_arg_size,
5395 s390_pass_by_reference, s390_return_in_memory,
5396 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
5397 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
5398 * config/score/score-protos.h (score_function_value): Likewise.
5399 * config/score/score.c (score_arg_partial_bytes,
5400 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
5401 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
5402 score_pass_by_reference, score_add_offset, score_function_value):
5404 * config/sh/sh-protos.h (sh_attr_renesas_p,
5405 sh_promote_prototypes): Likewise.
5406 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
5407 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
5408 sh_attr_renesas_p): Likewise.
5409 * config/sparc/sparc-protos.h (function_value,
5410 function_arg_padding): Likewise.
5411 * config/sparc/sparc.c (sparc_promote_prototypes,
5412 sparc_return_in_memory, sparc_pass_by_reference,
5413 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
5414 function_arg_record_value_2, function_arg_record_value_1,
5415 function_arg_record_value, function_arg_record_value,
5416 function_arg_padding, function_value): Likewise.
5417 * config/spu/spu-protos.h (spu_function_value): Likewise.
5418 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
5419 spu_function_value): Likewise.
5420 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
5422 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
5423 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
5424 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
5426 * config/v850/v850.c (v850_return_in_memory,
5427 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
5428 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
5429 * config/xtensa/xtensa.c (xtensa_return_in_msb,
5430 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
5431 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
5433 * explow.c (promote_mode, hard_function_value): Likewise.
5434 * expr.h (hard_function_value, promote_mode): Likewise.
5435 * function.c (aggregate_value_p): Likewise.
5436 * hooks.c (hook_bool_const_tree_true): New.
5437 * hooks.h (hook_bool_const_tree_true): New.
5438 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
5439 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
5440 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
5441 TARGET_RETURN_IN_MSB): Likewise.
5442 * target.h (promote_function_args, promote_function_return,
5443 promote_prototypes, return_in_memory, return_in_msb,
5444 pass_by_reference, must_pass_in_stack, callee_copies,
5445 function_value): Likewise.
5446 * targhooks.c (default_return_in_memory,
5447 hook_pass_by_reference_must_pass_in_stack,
5448 hook_callee_copies_named,
5449 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
5450 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
5451 default_function_value): Likewise.
5452 * targhooks.h (default_return_in_memory,
5453 hook_pass_by_reference_must_pass_in_stack,
5454 hook_callee_copies_named,
5455 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
5456 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
5457 default_function_value): Likewise.
5458 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
5459 (equiv_class_label_hash, equiv_class_label_eq): Constify.
5460 * tree-vectorizer.c (bb_in_loop_p): Likewise.
5461 * tree.c (needs_to_live_in_memory): Likewise.
5462 * tree.h (struct tree_type, needs_to_live_in_memory,
5463 aggregate_value_p, must_pass_in_stack_var_size,
5464 must_pass_in_stack_var_size_or_pad): Likewise.
5465 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
5466 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
5467 lookup_filename): Likewise.
5469 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
5472 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
5473 fake fcomi i387 instruction for !TARGET_CMOVE.
5474 (ix86_expand_branch): Expand natural sequence with one jump for
5475 all targets, not only TARGET_CMOVE.
5476 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
5477 pattern to implement fake fcomi sequence. Split instruction after
5478 reload to correct compare sequences.
5479 (*cmpfp_xf_cc): Ditto.
5480 (*cmpfp_<mode>_cc): Ditto.
5481 (*cmpfp_u_cc): Ditto.
5482 (*cmpfp_<mode>_cc): Ditto.
5484 2007-08-23 Richard Guenther <rguenther@suse.de>
5486 * tree-pretty-print.c (dump_generic_node): Annotate
5487 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
5489 2007-08-23 Richard Guenther <rguenther@suse.de>
5491 * builtins.c (expand_builtin_mathfn): Wrap argument in
5492 save_expr directly instead of re-building the call.
5493 (expand_builtin_mathfn_2): Likewise.
5494 (expand_builtin_mathfn_3): Likewise.
5495 (expand_builtin_interclass_mathfn): Likewise.
5496 (expand_builtin_int_roundingfn): Set arg.
5497 (expand_builtin_int_roundingfn_2): Likewise.
5499 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
5501 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
5502 *sse_nand<mode>3, *sse_xor<mode>3): New.
5504 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
5506 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
5507 * config/i386/i386.c (print_operand): Handle ';' code. Output
5508 semicolon for TARGET_MACHO.
5509 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
5510 emit semicolon after 'lock' prefix.
5511 (sync_double_compare_and_swap<mode>): Ditto.
5512 (*sync_double_compare_and_swapdi_pic): Ditto.
5513 (*sync_compare_and_swap_cc<mode>): Ditto.
5514 (sync_double_compare_and_swap_cc<mode>): Ditto.
5515 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
5516 (sync_old_add<mode>): Ditto.
5517 (sync_add<mode>): Ditto.
5518 (sync_sub<mode>): Ditto.
5519 (sync_ior<mode>): Ditto.
5520 (sync_and<mode>): Ditto.
5521 (sync_xor<mode>): Ditto.
5523 2007-08-22 Chao-ying Fu <fu@mips.com>
5525 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
5527 (copy_rtx): Handle CONST_FIXED.
5528 (rtx_equal_p): Likewise.
5529 * rtl.h (fixed_value.h): New include.
5530 (rtx_def): Add a new field of fixed_value to u.
5531 (XCNMPFV): Define for accessing fixed_value.
5532 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
5534 * rtl.def (CONST_FIXED): New constant.
5535 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
5536 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
5537 US_ASHIFT): New codes.
5538 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
5539 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
5540 unsigned_fract_convert, unsigned_sat_fract): Document them.
5541 * varasm.c (assemble_integer): Extend to support fixed-point constants
5542 by using different machine classes.
5543 (decode_addr_const): Handle FIXED_CST.
5544 (const_hash_1): Likewise.
5545 (compare_constant): Likewise.
5546 (copy_constant): Likewise.
5547 (const_rtx_hash_1): Handle CONST_FIXED.
5548 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
5549 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
5551 (initializer_constant_valid_p): Handle FIXED_CST.
5552 (output_constant): Support FIXED_POINT_TYPE.
5553 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
5554 * cse.c (hash_rtx): Support CONST_FIXED.
5555 (exp_equiv_p): Likewise.
5556 (cannon_reg): Likewise.
5557 (fold_rtx): Likewise.
5558 (equiv_constant): Likewise.
5559 (cse_process_notes_1): Likewise.
5560 (count_reg_usage): Likewise.
5561 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
5562 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
5563 (wrap_constant): Check CONST_FIXED.
5564 (cselib_hash_rtx): Support CONST_FIXED.
5565 (cselib_subst_to_values): Likewise.
5566 * df-scan.c (df_uses_record): Likewise.
5567 * gcse.c (want_to_gcse_p): Likewise.
5568 (oprs_unchanged_p): Likewise.
5569 (oprs_not_set_p): Likewise.
5570 (compute_transp): Likewise.
5571 (extract_mentioned_regs_helper): Likewise.
5572 * genemit.c (gen_exp): Likewise.
5573 * local-alloc.c (equiv_init_varies_p): Likewise.
5574 (contains_replace_regs): Likewise.
5575 (memref_referenced_p): Likewise.
5576 * loop-invariant.c (check_maybe_invariant): Likewise.
5577 (hash_invariant_expr_1): Likewise.
5578 (invariant_expr_equal_p): Likewise.
5579 * postreload-gcse.c (oprs_unchanged_p): Likewise.
5580 * regclass.c (reg_scan_mark_refs): Likewise.
5581 * regrename.c (scan_rtx): Likewise.
5582 * resource.c (mark_referenced_resources): Likewise.
5583 (mark_set_resources): Likewise.
5584 * rtlanal.c (rtx_unstable_p): Likewise.
5585 (rtx_varies_p): Likewise.
5586 (count_occurrences): Likewise.
5587 (reg_mentioned_p): Likewise.
5588 (modified_between_p): Likewise.
5589 (modified_in_p): Likewise.
5590 (volatile_insn_p): Likewise.
5591 (volatile_refs_p): Likewise.
5592 (side_effects_p): Likewise.
5593 (may_trap_p_1): Likewise.
5594 (inequality_comparisons_p): Likewise.
5595 (computed_jump_p_1): Likewise.
5596 (commutative_operand_precedence): Likewise.
5597 * sched-deps.c (sched_analyze_2): Likewise.
5598 * sched-vis.c (print_value): Likewise.
5599 * reload.c (operands_match_p): Likewise.
5600 (subst_reg_equivs): Likewise.
5601 * reload1.c (eliminate_regs_1): Likewise.
5602 (elimination_effects): Likewise.
5603 (scan_paradoxical_subregs): Likewise.
5604 * alias.c (rtx_equal_for_memref_p): Likewise.
5605 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
5606 * emit-rtl.c (const_fixed_htab): New hash table.
5607 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
5609 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
5610 const_fixed_from_fixed_value): New functions.
5611 (verify_rtx_sharing): Handle CONST_FIXED.
5612 (copy_rtx_if_shared_1): Likewise.
5613 (reset_used_flags): Likewise.
5614 (set_used_flags): Likewise.
5615 (copy_insn_1): Likewise.
5616 (init_emit_once): Create const_fixed_htab.
5617 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
5619 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
5621 PR tree-optimization/32949
5622 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
5623 before failing for ivs with non-constant step.
5625 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
5627 * doc/md.texi (Iterators): Renamed from Macros. All contents
5628 changed to reflect rename of respectively define_code_macro and
5629 define_mode_macro to define_code_iterator and define_mode_iterator.
5630 (Mode Iterators, Code Iterators): Similar.
5631 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
5632 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
5633 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
5634 (initialize_iterators, find_iterator, check_code_iterator)
5635 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
5636 (read_mapping, read_rtx_1): Similar.
5637 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
5638 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
5639 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
5640 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
5641 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
5642 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
5643 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
5644 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
5645 config/rs6000/sync.md, config/rs6000/rs6000.md,
5646 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
5647 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
5648 config/vax/vax.md, config/bfin/bfin.md: Similar.
5650 2007-08-22 David Daney <ddaney@avtrex.com>
5652 * doc/install.texi (Testing): Mention testing on a simulator.
5654 2007-08-22 Janis Johnson <janis187@us.ibm.com>
5656 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
5658 * doc/libgcc.texi (Decimal float library routines): Fix formatting
5659 and rearrange floating point conversion functions into different
5662 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
5664 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
5665 dfa_post_advance_cycle): New scheduler hooks.
5666 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
5667 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
5669 (TARGET_SCHED): Use them.
5670 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
5671 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
5672 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
5674 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
5675 function to facilitate debugging.
5676 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
5677 (output_insn_has_dfa_reservation_p): New static function to output
5678 insn_has_dfa_reservation_p ().
5679 (write_automata): Use it.
5680 * genattr.c (main): Output declaration for
5681 insn_has_dfa_reservation_p ().
5683 2007-08-22 Christian Bruel <christian.bruel@st.com>
5684 Richard Guenther <rguenther@suse.de>
5686 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
5687 * simplify_rtx (simplify_binary_operation_1): Likewise.
5689 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
5691 PR rtl-optimization/32557
5692 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
5693 of REGNO (mws->mw_reg).
5695 2007-08-22 Richard Guenther <rguenther@suse.de>
5698 * builtins.c (expand_builtin_int_roundingfn): Replace call
5699 argument wrapped with SAVE_EXPR directly.
5700 (expand_builtin_int_roundingfn_2): Likewise.
5702 2007-08-22 Richard Guenther <rguenther@suse.de>
5704 * tree-inline.c (inlinable_function_p): Restore disregarding
5705 inline limits for GNU extern inline functions.
5707 2007-08-22 Richard Guenther <rguenther@suse.de>
5710 * tree.c (host_integerp): Treat sizetype as signed as it is
5713 2007-08-21 Ian Lance Taylor <iant@google.com>
5715 PR tree-optimization/33134
5716 * tree-vrp.c (adjust_range_with_scev): Call
5717 set_value_range_to_value.
5719 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
5721 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
5724 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
5726 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
5729 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
5731 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
5732 cases to set eight bytes at a time.
5733 (expand_block_move): Likewise.
5735 2007-08-21 Jakub Jelinek <jakub@redhat.com>
5738 * dwarf2out.c (gen_decl_die): Don't call
5739 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
5741 2007-08-21 Paul Brook <paul@codesourcery.com>
5742 Nathan Sidwell <nathan@codesourcery.com>
5743 Mark Mitchell <mark@codesourcery.com>
5744 Joseph Myers <joseph@codesourcery.com>
5746 * configure.ac: Add --with-pkgversion and --with-bugurl.
5747 * configure: Regenerate.
5748 * doc/install.texi: Document them.
5749 * version.c (version_string): Remove VERSUFFIX.
5750 (VERSUFFIX): Remove.
5751 (pkgversion_string): New.
5752 (bug_report_url): Do not hard-code initializer.
5753 * version.h (pkgversion_string): Declare.
5754 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
5756 (version.o): Define PKGVERSION and BUGURL.
5757 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
5758 (%.pod): Define BUGURL.
5759 * gcc.c (process_command, main): Use pkgversion_string.
5760 * toplev.c (compile_file, print_version): Likewise.
5761 * protoize.c (main): Likewise.
5762 * gcov.c (print_version): Likewise. Update copyright date.
5763 * gcov-dump.c (print_version): Likewise. Update copyright date.
5764 * mips-tdump.c (main): Likewise. Update copyright date.
5765 * mips-tfile.c (main): Likewise. Update copyright date.
5766 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
5767 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
5768 shorten description.
5769 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
5770 * doc/gccint.texi: Likewise.
5771 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
5772 Update copyright date.
5774 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
5776 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
5777 (ix86_expand_strlensi_unroll_1): Ditto.
5778 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
5779 (ix86_expand_carry_flag_compare): Update comment.
5781 2007-08-21 Jakub Jelinek <jakub@redhat.com>
5784 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
5785 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
5787 2007-08-21 Richard Guenther <rguenther@suse.de>
5789 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
5791 2007-08-21 Richard Guenther <rguenther@suse.de>
5794 * fold-const.c (fold_binary): Remove index +p PTR folding.
5795 Fix types of POINTER_PLUS_EXPR generated by folding of
5798 2007-08-20 Chao-ying Fu <fu@mips.com>
5800 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
5801 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
5802 RID_ONEWAY, so that it can be checked in declspecs_add_type.
5803 (c_common_fixed_point_type_for_size): Declare.
5804 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
5805 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
5806 (c_token_starts_declspecs): Likewise.
5807 (c_parser_declspecs): Likewise.
5808 (c_parser_attributes): Likewise.
5809 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
5810 (c_declspecs): Add saturating_p.
5811 * c-decl.c (build_null_declspecs): Initialize saturating_p.
5812 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
5813 _Sat. Handle RID_SAT.
5814 Avoid using void, bool, char, int, float, double, _Decimal32,
5815 _Decimal64, _Decimal128, and complex with _Sat.
5816 Handle RID_FRACT and RID_ACCUM.
5817 Make sure _Sat is used with _Fract or _Accum.
5818 (finish_declspecs): Handle cts_fract and cts_accum.
5819 * c-common.c (fixed-value.h): New include.
5820 (constant_expression_warning): Handle FIXED_CST.
5821 (overflow_warning): Likewise.
5822 (warnings_for_convert_and_check): Likewise.
5823 (c_common_fixed_point_type_for_size): New.
5824 (c_common_type_for_mode): Handle fixed-point modes to
5825 return various saturating/non-saturating, signed/unsigned types.
5826 (c_common_signed_or_unsigned_type): Support fixed-point types.
5827 (shorten_compare): Check fixed-point zero.
5828 Handle FIXED_POINT_TYPE.
5829 (c_common_truthvalue_conversion): Handle FIXED_CST.
5830 Handle FIXED_POINT_TYPE.
5831 (c_common_nodes_and_builtins): Record builtin types for fixed-point
5833 (handle_mode_attribute): Handle fixed-point modes. Need to check
5834 if the signness of base type and fixed-point modes are consistent.
5835 (handle_vector_size_attribute): Handle fixed-point modes.
5836 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
5837 (warn_for_div_by_zero): Check fixed-point zero.
5838 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
5839 a common fixed-point type based on fbit, ibit, sign, and saturation.
5840 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
5841 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
5842 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
5843 (convert_for_assignment): Support FIXED_POINT_TYPE.
5844 (digest_init): Handle FIXED_POINT_TYPE.
5845 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
5846 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
5847 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
5848 GE_EXPR, LT_EXPR, GT_EXPR.
5849 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
5850 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
5851 * target.h (gcc_target): Add fixed_point_supported_p.
5852 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
5853 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
5854 (default_fixed_point_supported_p): Define.
5855 * targhooks.h (default_fixed_point_supported_p): Declare.
5856 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
5857 * doc/install.texi (Configuration): Add --enable-fixed-point.
5858 * configure.ac (--enable-fixed-point): New to enable fixed-point
5859 arithmetic extension to C. For mips targets, we enable it by default.
5860 * configure, config.in: Regenerate.
5862 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
5864 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
5866 2007-08-20 David Edelsohn <edelsohn@gnu.org>
5868 * dwarf2out.c (text_section_used): Move declaration outside ifdef
5869 DWARF2_DEBUGGING_INFO.
5870 (cold_text_section_used): Same.
5871 (cold_text_section): Same.
5873 2007-08-20 Richard Guenther <rguenther@suse.de>
5875 * c-typeck.c (convert_for_assignment): Use the type of
5876 the member for the initialization.
5878 2007-08-20 Richard Guenther <rguenther@suse.de>
5880 * c-objc-common.c (c_disregard_inline_limits): Remove.
5881 * c-objc-common.h (c_disregard_inline_limits): Likewise.
5882 * cgraphunit.c (cgraph_process_new_functions): Call
5883 disregard_inline_limits_p.
5884 (cgraph_preserve_function_body_p): Likewise.
5885 * ipa-inline.c (compute_inline_parameters): Likewise.
5886 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
5888 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
5889 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
5890 disregard_inline_limits langhook.
5891 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
5893 * langhooks.h (lang_hooks_for_tree_inlining): Remove
5894 disregard_inline_limits langhook.
5895 * tree-inline.c (disregard_inline_limits_p): New function.
5896 * tree-inline.h (disregard_inline_limits_p): Declare.
5898 2007-08-20 Richard Guenther <rguenther@suse.de>
5900 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
5901 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
5902 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
5903 auto_var_in_fn_p langhook.
5904 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
5906 * tree.c (auto_var_in_fn_p): ... here.
5907 (find_var_from_fn): Call auto_var_in_fn_p directly.
5908 * langhooks.h (lang_hooks_for_tree_inlining): Remove
5909 auto_var_in_fn_p langhook.
5910 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
5911 (copy_body_r): Likewise.
5912 (self_inlining_addr_expr): Likewise.
5913 * tree.h (auto_var_in_fn_p): Declare.
5915 2007-08-20 Richard Guenther <rguenther@suse.de>
5917 * tree.c (WALK_SUBTREE): Call walk_tree_1.
5918 (walk_type_fields): Take lh parameter.
5919 (walk_tree): Rename to ...
5920 (walk_tree_1): ... this. Do not call the walk_subtrees
5921 langhook but the now passed callback. Pass lh on recursion.
5922 (walk_tree_without_duplicates): Rename to ...
5923 (walk_tree_without_duplicates_1): ... this. Take lh parameter
5924 and call walk_tree_1.
5925 * tree.h (walk_tree_lh): New typedef.
5926 (walk_tree_1): Declare.
5927 (walk_tree_without_duplicates_1): Likewise.
5928 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
5929 (walk_tree_without_duplicates): New define to
5930 walk_tree_without_duplicates_1 with NULL lh parameter.
5931 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
5932 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
5934 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
5935 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
5936 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
5939 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
5942 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
5943 code in front of the compacting of basic blocks.
5944 Move the folding of statements inbetween the cgraph checking
5945 and compacting of basic blocks.
5947 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5948 Serge Belyshev <belyshev@depni.sinp.msu.ru>
5951 * config/alpha/alpha.c (va_list_skip_additions): Check for
5952 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
5953 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
5954 PLUS_EXPR when checking ap.__base.
5955 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
5956 when doing addition on pointer types. Use size_int instead of
5958 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
5959 ptr_type in the second operand.
5961 2007-08-19 Andrew Pinski <pinskia@gmail.com>
5964 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
5966 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5969 * cfgexpand.c (expand_one_register_var): Mark pointer
5970 DECL_ARTIFICIAL as REG_POINTER also.
5971 * stmt.c (expand_decl): Likewise.
5973 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
5980 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
5981 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
5982 on_worklist argument and avoid adding things to worklist multiple
5984 (add_to_worklist): Ditto.
5985 (mark_aliases_call_clobbered): Mark entire structure clobbered if
5986 single SFT is clobbered.
5987 (set_initial_properties): Ditto.
5988 (compute_call_clobbered): Update for changes to function
5990 (create_overlap_variables_for): Always create SFT for offset 0.
5991 (create_structure_vars): Handle PHI's, since we are in SSA form at
5993 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
5994 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
5996 (add_vars_for_offset): Figure out aliases from access + points-to.
5997 (add_virtual_operand): Use add_vars-for_offset.
5998 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
5999 (add_call_clobber_ops): Remove makes_clobbering_call set.
6000 (get_expr_operands): Always pass through the INDIRECT_REF
6002 * tree-ssa-structalias.c (struct constraint_graph): Remove
6004 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
6005 address_taken, pt_used, number_incoming.
6006 (FIRST_ADDR_NODE): Removed.
6007 (merge_graph_nodes): Remove broken code for the moment.
6008 (init_graph): New function.
6009 (build_pred_graph): Remove code to init_graph.
6010 Add location equivalence support.
6011 (struct scc_info): Rename roots to deleted.
6013 (init_scc_info): Ditto
6014 (init_topo_info): Use graph->size.
6015 (compute_topo_order): Ditto.
6016 (do_da_constraint): Removed.
6017 (do_sd_constraint): Remove calls to find().
6018 set_union_with_increment should always get 0 as last arg here.
6019 (do_complex_constraint): Replace do_da_constraint with assert.
6021 (struct equiv_class_label): New.
6022 (pointer_equiv_class_table): Ditto.
6023 (location_equiv_class_table): Ditto.
6024 (equiv_class_label_hash): Ditto.
6025 (equiv_class_label_eq): Ditto
6026 (equiv_class_lookup): Ditto.
6027 (equiv_class_ladd): Ditto.
6028 (pointer_equiv_class): Ditto.
6029 (location_equiv_class): Ditto.
6030 (condense_visit): Rename and rewrite from label_visit to do only
6031 SCC related stuff for HU.
6032 (label_visit): Do HU work for HU.
6033 (perform_var_substitution): Update to do HU and location
6035 (free_var_substitution_info): Update to free HU and location
6036 equivalence structures. */
6037 (find_equivalent_node): Update for pointer but not location
6039 (unite_pointer_equivalences): New function.
6040 (move_complex_constraints): Rewrite to only do moving.
6041 (rewrite_constraints): Split out of move_complex_constraints.
6042 (solve_graph): Use graph->size.
6043 (process_constraint_1): Add from_call argument, use it.
6044 Split *a = &b into two constraints.
6045 (process_constraint): Use new process_constraint_1.
6046 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
6047 (get_constraint_for): Handle non-pointer integers properly.
6048 Remove code that used to handle structures.
6049 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
6050 with unknown addends.
6051 (handle_rhs_call): New function.
6052 (find_func_aliases): Use handle_rhs_call.
6053 (set_uids_in_ptset): Add an assert.
6054 (set_used_smts): Fix bug in not considering unified vars.
6055 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
6056 (compute_points_to_sets): Update for other function changes.
6057 (delete_points_to_sets): Ditto.
6058 (ipa_pta_execute): Ditto.
6059 (pass_ipa_pta): We need to update SSA after ipa_pta.
6061 2007-08-19 Jan Hubicka <jh@suse.cz>
6063 * i386.md: Replace "rim" and "mri" constraints by "g".
6065 2007-08-19 Joseph Myers <joseph@codesourcery.com>
6067 * dwarf2out.c (text_section_used, cold_text_section_used,
6068 cold_text_section, dwarf2out_note_section_used): New.
6069 (dwarf2out_init): Initialize cold_text_section.
6070 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
6071 dwarf2out_note_section_used.
6072 (size_of_aranges): Only count entry for text section if it was
6073 used. Count entry for cold text section if it was used.
6074 (output_aranges): Only output entries for text section and cold
6075 text section if they were used.
6077 2007-08-19 Andrew Pinski <pinskia@gmail.com>
6079 * tree-pretty-print.c (debug_generic_expr): Add a comment about
6081 (debug_generic_stmt): Likewise.
6082 (debug_tree_chain): Likewise.
6084 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
6086 * tree-data-refs.c (split_constant_offset): Expose.
6087 * tree-data-refs.h (split_constant_offset): Add declaration.
6089 * tree-vectorizer.h (dr_alignment_support): Renamed
6090 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
6091 Added a new value dr_explicit_realign.
6092 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
6093 dr_offset, dr_step, and dr_aligned_to, along with new access
6094 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
6095 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
6096 STMT_VINFO_DR_ALIGNED_TO.
6098 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
6100 In case of outer-loop vectorization with non-fixed misalignment - use
6101 the dr_explicit_realign scheme instead of the optimized realignment
6103 (new_stmt_vec_info): Initialize new fields.
6105 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
6106 'nested_in_vect_loop' case. Change verbosity level.
6107 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
6108 Don't fail on zero step in the outer-loop for loads.
6109 (vect_analyze_data_refs): Call split_constant_offset to calculate
6110 base, offset and init relative to the outer-loop.
6112 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
6113 BSI function argument with a new function argument - at_loop.
6114 Simplify the condition that determines STEP. Takes additional argument
6115 INV_P. Support outer-loop vectorization (handle the
6116 nested_in_vect_loop case), including zero step in the outer-loop. Call
6117 vect_create_addr_base_for_vector_ref with additional argument.
6118 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
6119 Updated function documentation. Handle the 'nested_in_vect_loop' case.
6120 Fixed and simplified calculation of step.
6121 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
6122 of bsi, and with additional argument. Call bump_vector_ptr with
6123 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
6124 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
6125 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
6126 when the realignment setup needs to take place inside the loop.
6127 Support the dr_explicit_realign scheme. Allow generating the optimized
6128 realignment scheme for outer-loop vectorization. Added documentation.
6129 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
6130 the 'nested_in_vect_loop' case, including loads that are invariant in
6131 the outer-loop and the realignment schemes. Handle the case when the
6132 realignment setup needs to take place inside the loop. Call
6133 vect_setup_realignment with additional arguments. Call
6134 vect_create_data_ref_ptr with additional argument and with loop instead
6135 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
6136 (vect_gen_niters_for_prolog_loop): Call
6137 vect_create_addr_base_for_vector_ref with additional arguments.
6138 (vect_create_cond_for_align_checks): Likewise.
6139 (bump_vector_ptr): Updated to support the new dr_explicit_realign
6140 scheme: takes additional argument bump; argument ptr_incr is now
6141 optional; updated documentation.
6142 (vect_init_vector): Takes additional argument (bsi). Use it, if
6143 available, to insert the vector initialization.
6144 (get_initial_def_for_induction): Pass additional argument in call to
6146 (vect_get_vec_def_for_operand): Likewise.
6147 (vect_setup_realignment): Likewise.
6148 (vectorizable_load): Likewise.
6150 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
6152 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
6153 as argument instead of struct loop.
6154 (nested_in_vect_loop_p): New function.
6155 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
6157 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
6158 from other phis in the loop.
6159 (destroy_loop_vec_info): Add additional argument to declaration.
6161 * tree-vectorizer.c (supportable_widening_operation): Also check if
6162 nested_in_vect_loop_p (don't allow changing the order in this case).
6163 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
6164 of struct loop. Call nested_in_vect_loop_p and don't require
6165 flag_unsafe_math_optimizations if it returns true.
6166 (new_stmt_vec_info): When setting def_type for phis differentiate
6167 loop-header phis from other phis.
6168 (bb_in_loop_p): New function.
6169 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
6170 just update their loop_vinfo. Order of BB traversal now matters -
6171 call dfs_enumerate_from with bb_in_loop_p.
6172 (destroy_loop_vec_info): Takes additional argument to control whether
6173 stmt_vinfo of the loop stmts should be destroyed as well.
6174 (vect_is_simple_reduction): Allow the "non-reduction" use of a
6175 reduction stmt to be defines by a non loop-header phi.
6176 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
6178 * tree-vect-transform.c (vectorizable_reduction): Call
6179 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
6180 (vectorizable_call): Likewise.
6181 (vectorizable_conversion): Likewise.
6182 (vectorizable_operation): Likewise.
6183 (vectorizable_type_promotion): Likewise.
6184 (vectorizable_type_demotion): Likewise.
6185 (vectorizable_store): Likewise.
6186 (vectorizable_live_operation): Likewise.
6187 (vectorizable_reduction): Likewise. Also pass loop_info to
6188 vect_is_simple_reduction instead of loop.
6189 (vect_init_vector): Call nested_in_vect_loop_p.
6190 (get_initial_def_for_reduction): Likewise.
6191 (vect_create_epilog_for_reduction): Likewise.
6192 (vect_init_vector): Check which loop to work with, in case there's an
6194 (get_initial_def_for_inducion): Extend to handle outer-loop
6195 vectorization. Fix indentation.
6196 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
6197 In the case vect_induction_def get the vector def from the induction
6198 phi node, instead of calling get_initial_def_for_inducion.
6199 (get_initial_def_for_reduction): Extend to handle outer-loop
6201 (vect_create_epilog_for_reduction): Extend to handle outer-loop
6203 (vect_transform_loop): Change assert to just skip this case. Add a
6205 (vect_finish_stmt_generation): Add a couple asserts.
6207 (vect_estimate_min_profitable_iters): Multiply
6208 cost of inner-loop stmts (in outer-loop vectorization) by estimated
6210 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
6211 this is an inner-loop reduction in outer-loop vectorization.
6213 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
6214 Same code as what used to be vect_analyze_scalar_cycles, only with
6215 additional argument loop, and loop_info passed to
6216 vect_is_simple_reduction instead of loop.
6217 (vect_analyze_scalar_cycles): Code factored out into
6218 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
6219 Updated documentation.
6220 (analyze_operations): Check for inner-loop loop-closed exit-phis during
6221 outer-loop vectorization that are live or not used in the outerloop,
6222 cause this requires special handling.
6223 (vect_enhance_data_refs_alignment): Don't consider versioning for
6225 (vect_analyze_data_refs): Check that there are no datarefs in the
6227 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
6228 and vect_used_in_outer_by_reduction cases.
6229 (process_use): Also consider the case of outer-loop stmt defining an
6230 inner-loop stmt and vice versa.
6231 (vect_analyze_loop_1): New function.
6232 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
6233 loops. Call vect_analyze_loop_1.
6234 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
6235 been vectorized. Call destroy_loop_vec_info with additional argument.
6237 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
6238 in the inner-loop when doing outer-loop vectorization. Add
6239 documentation and printout.
6240 (vect_recog_dot_prod_pattern): Likewise. Also add check for
6241 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
6243 2007-08-18 Andrew Pinski <pinskia@gmail.com>
6245 * tree-affine.h (print_aff): New prototype.
6246 (debug_aff): Likewise.
6247 * tree-affine.c (print_aff): New function.
6248 (debug_aff): Likewise.
6250 2007-08-18 Paul Brook <paul@codesourcery.com>
6251 Joseph Myers <joseph@codesourcery.com>
6253 * common.opt (-fdebug-prefix-map=): New option.
6254 * opts.c: Include debug.h.
6255 (common_handle_option): Handle -fdebug-prefix-map.
6256 * final.c: Include ggc.h.
6257 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
6258 remap_debug_filename): New.
6259 * Makefile.in (final.o, opts.o): Update dependencies.
6260 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
6261 * configure.ac: Check for assembler --debug-prefix-map support.
6262 * configure, config.in: Regenerate.
6263 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
6264 (ASM_DEBUG_SPEC): Include ASM_MAP.
6265 * doc/install.texi (--with-debug-prefix-map): Document.
6266 * doc/invoke.texi (-fdebug-prefix-map): Document.
6267 * dbxout.c (dbxout_init, dbxout_start_source_file,
6268 dbxout_source_file): Call remap_debug_filename.
6269 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
6270 dwarf2out_start_source_file, dwarf2out_finish): Call
6271 remap_debug_filename.
6272 (file_table_relative_p): Do not check d->emitted_number.
6273 * toplev.c (output_file_directive): Call remap_debug_filename.
6274 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
6275 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
6277 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6279 * loop-invariant.c (find_invariants_to_move): Add missing macro
6282 2007-08-17 Tom Tromey <tromey@redhat.com>
6284 * tree.h (struct tree_label_decl): Removed old "java" fields.
6286 2007-08-17 Richard Sandiford <richard@codesourcery.com>
6287 Nigel Stephens <nigel@mips.com>
6289 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
6290 Treat -mno-data-in-code and -mcode-xonly as aliases for
6291 -mcode-readable=no and -mcode-readable=pcrel respectively.
6292 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
6293 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
6294 (MULTILIB_DIRNAMES): Update accordingly.
6296 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
6298 * Makefile.in (version.o): Depend on $(REVISION) only if
6299 REVISION_s is defined.
6301 2007-08-17 Sa Liu <saliu@de.ibm.com>
6302 Ulrich Weigand <uweigand@de.ibm.com>
6305 * tree.c (reconstruct_complex_type): For a pointer to a vector,
6306 use build_qualified_type to retain qualifiers of the base type.
6308 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
6310 * config/score/score.md : Update pattern tablejump.
6311 * config/score/score.c : Update score_initialize_trampoline
6313 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
6314 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
6315 * doc/contrib.texi: Add my entry.
6317 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
6319 * Makefile.in (REVISION): New.
6322 (version.o): Also depend on $(REVISION). Add
6323 -DREVISION=$(REVISION_s).
6325 * version.c (version_string): Add REVISION.
6327 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
6329 * tree-eh.c (lower_try_finally_onedest): Reset the locus
6330 of GOTO that's relocated to a different block.
6332 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6334 * c-common.c (const_strip_array_types): New.
6335 * c-common.h (lang_missing_noreturn_ok_p): Delete.
6336 (const_strip_array_types): New.
6337 * c-objc-common.c (c_disregard_inline_limits,
6338 c_warn_unused_global_decl): Constify.
6339 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
6340 c_vla_type_p, c_incomplete_type_error): Likewise.
6341 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
6342 * hooks.c (hook_bool_const_tree_false): New.
6343 * hooks.h (hook_bool_const_tree_false): Likewise.
6344 * langhooks-def.h (lhd_warn_unused_global_decl,
6345 lhd_incomplete_type_error, lhd_expr_size,
6346 lhd_tree_inlining_disregard_inline_limits,
6347 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
6348 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
6349 * langhooks.c (lhd_warn_unused_global_decl,
6350 lhd_incomplete_type_error,
6351 lhd_tree_inlining_disregard_inline_limits,
6352 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
6353 lhd_expr_size): Likewise.
6354 * langhooks.h (lang_hooks_for_tree_inlining,
6355 lang_hooks_for_tree_dump, lang_hooks_for_types,
6356 lang_hooks_for_decls, lang_hooks): Likewise.
6357 * pointer-set.c (pointer_set_t, pointer_set_create,
6358 pointer_set_contains, insert_aux, pointer_set_insert,
6359 pointer_set_traverse, pointer_map_t, pointer_map_create,
6360 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
6362 * pointer-set.h (pointer_set_contains, pointer_set_insert,
6363 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
6364 pointer_map_traverse): Likewise.
6365 * predict.c (assert_is_empty): Likewise.
6366 * tree-affine.c (free_name_expansion): Likewise.
6367 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
6368 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
6369 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
6371 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
6373 * tree-vectorizer.c (new_loop_vec_info): Initialize new
6375 (destroy_loop_vec_info): Add call to VEC_free.
6376 * tree-vectorizer.h (may_alias_ddrs): Define.
6377 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
6378 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
6379 Change reporting to dump.
6380 (vect_is_duplicate_ddr): New.
6381 (vect_mark_for_runtime_alias_test): New.
6382 (vect_analyze_data_ref_dependences) Add call to
6383 vect_mark_for_runtime_alias_test.
6384 (vect_enhance_data_refs_alignment): Define local variable
6385 vect_versioning_for_alias_required, don't perform
6386 peeling for alignment if versioning for alias is
6388 (vect_enhance_data_refs_alignment): Use
6389 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
6390 PARAM_VECT_MAX_VERSION_CHECKS.
6391 * tree-vect-transform.c
6392 (vect_create_cond_for_alias_checks): New.
6393 (vect_transform_loop): Add call to
6394 vect_create_cond_for_alias_checks.
6395 (vect_vfa_segment_size): New.
6396 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
6398 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
6399 * gcc/doc/invoke.texi
6400 (vect-max-version-for-alignment-checks): Document.
6401 (vect-max-version-for-alias-checks): Document.
6402 (vect-max-version-checks): Remove.
6404 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
6406 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
6407 the same line as the instruction for all asm dialects.
6408 (*rep_movsi): Ditto.
6409 (*rep_movsi_rex64): Ditto.
6410 (*rep_movqi): Ditto.
6411 (*rep_movqi_rex64): Ditto.
6412 (*rep_stosdi_rex64): Ditto.
6413 (*rep_stossi): Ditto.
6414 (*rep_stossi_rex64): Ditto.
6415 (*rep_stosqi): Ditto.
6416 (*rep_stosqi_rex64): Ditto.
6417 (*cmpstrnqi_nz_1): Ditto.
6418 (*cmpstrnqi_nz_rex_1): Ditto.
6419 (*cmpstrnqi_1): Ditto.
6420 (*cmpstrnqi_rex_1): Ditto.
6421 (*strlenqi_1): Ditto.
6422 (*strlenqi_rex_1): Ditto.
6423 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
6424 prefix on the same line as the instruction for all asm dialects.
6425 (sync_double_compare_and_swap<mode>): Ditto.
6426 (*sync_double_compare_and_swapdi_pic): Ditto.
6427 (*sync_compare_and_swap_cc<mode>): Ditto.
6428 (sync_double_compare_and_swap_cc<mode>): Ditto.
6429 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
6430 (sync_old_add<mode>): Ditto.
6431 (sync_add<mode>): Ditto.
6432 (sync_sub<mode>): Ditto.
6433 (sync_ior<mode>): Ditto.
6434 (sync_and<mode>): Ditto.
6435 (sync_xor<mode>): Ditto.
6437 2007-08-16 Richard Sandiford <richard@codesourcery.com>
6440 * reload.c (find_reloads): Check that the memory returned by
6441 find_reloads_toplev was not the result of forcing a constant
6443 (find_reloads_toplev): Always use simplify_gen_subreg to get
6444 the subreg of a constant. If the result is also a constant,
6445 but not a legitimate one, force it into the constant pool
6446 and reload its address.
6448 2007-08-15 David Edelsohn <edelsohn@gnu.org>
6450 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
6453 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
6455 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
6456 directive for the current vector ABI.
6458 2007-08-15 Steve Ellcey <sje@cup.hp.com>
6461 * caller-save.c (reg_save_code): Set invalide status on restore code.
6463 2007-08-15 Diego Novillo <dnovillo@google.com>
6465 * tree-ssa-alias.c (compute_memory_partitions): Use
6466 alias_bitmap_obstack to allocate bitmaps.
6467 (reset_alias_info): Factor out of init_alias_info.
6468 Mark all name tags not associated to an SSA name for renaming.
6469 (init_alias_info): Call it.
6470 (create_name_tags): Tidy. Add comments.
6471 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
6473 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
6475 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
6476 scheduler dependencies.
6478 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
6480 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
6482 (*iorsi_1_zext): Likewise.
6483 (*iorsi_1_zext_imm): Likewise.
6484 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
6485 with "rm"/"xm" constraint.
6486 (sse2_vmsqrtv2df2): Likewise.
6488 2007-08-15 Jakub Jelinek <jakub@redhat.com>
6491 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
6494 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
6496 * tree-pass.h (PROP_pta): Removed.
6497 (TODO_rebuild_alias): New.
6498 (pass_may_alias): Removed.
6499 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
6500 aliasing if we changed something.
6501 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
6503 (pass_may_alias): Removed.
6504 (create_structure_vars): Return TODO_rebuild_alias.
6505 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
6506 * tree-sra.c (tree_sra): Only rebuild aliasing if something
6508 (tree_sra_early): We never affect aliasing right now.
6509 * tree-flow.h (compute_may_aliases): New prototype.
6510 * passes.c: Remove pass_may_alias from the passes.
6511 (execute_function_todo): Support TODO_rebuild_alias.
6513 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
6515 * i386.c: (legitimize_address): Move dllimported variable check
6516 infront of legitimizing pic address of CONST symbols.
6518 2007-08-14 Steve Ellcey <sje@cup.hp.com>
6520 PR tree-optimization/32941
6521 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
6522 (goto_queue_cmp): Remove.
6523 (find_goto_replacement): Change search method.
6524 (maybe_record_in_goto_queue): Add assert.
6525 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
6526 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
6528 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6530 * alias.c (component_uses_parent_alias_set): Constify.
6531 * alias.h (component_uses_parent_alias_set): Likewise.
6532 * cfgrtl.c (print_rtl_with_bb): Likewise.
6533 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
6534 mpz_get_double_int): Likewise.
6535 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
6536 mpz_get_double_int): Likewise.
6537 * expr.c (is_aligning_offset, undefined_operand_subword_p,
6538 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
6540 * expr.h (safe_from_p): Likewise.
6541 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
6543 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
6544 zero_sized_type, goa_lhs_expr_p): Likewise.
6545 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
6546 * rtl.h (print_rtl_with_bb): Likewise.
6547 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
6548 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
6549 * tree-flow-inline.h (bb_stmt_list): Constify.
6550 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
6552 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
6553 const_first_stmt, const_last_stmt): New.
6554 (block_may_fallthru, empty_block_p): Constify.
6555 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
6556 EXPR_ONLY_BODY): New.
6557 (expr_first, expr_last, expr_only): Use macro for body.
6558 (const_expr_first, const_expr_last, const_expr_only): New.
6559 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
6560 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
6561 ctsi_prev, ctsi_stmt): New.
6562 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
6563 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
6564 * tree-ssa-loop-niter.c (loop_only_exit_p,
6565 derive_constant_upper_bound): Likewise.
6566 * tree-ssa-phiopt.c (empty_block_p): Likewise.
6567 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
6568 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
6569 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
6570 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
6571 * tree.c (get_type_static_bounds): Likewise.
6572 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
6573 (get_type_static_bounds): Constify.
6575 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
6578 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
6579 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
6580 (*<addsub><mode>3_cc_overflow): New.
6581 (*add<mode>3_cconly_overflow): New.
6582 (*sub<mode>3_cconly_overflow): New.
6583 (*<addsub>si3_zext_cc_overflow): New.
6584 * config/i386/predicates.md (fcmov_comparison_operator): Accept
6585 CCCmode for LTU, GTU, LEU and GEU.
6586 (ix86_comparison_operator): Likewise.
6587 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
6588 * config/i386/i386.c (put_condition_code): Support CCCmode.
6589 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
6590 or MINUS expressions.
6592 2007-08-14 Andrew Pinski <pinskia@gmail.com>
6595 * c-typeck.c (build_binary_op): Disallow vector float types with
6596 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
6598 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
6600 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
6601 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
6602 (dep_def): New typedef.
6603 (init_dep_1, sd_debug_dep): Declare functions.
6604 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
6605 (debug_dep_links): Remove.
6606 (struct _deps_list): New field 'n_links'.
6607 (DEPS_LIST_N_LINKS): New macro.
6608 (FOR_EACH_DEP_LINK): Remove.
6609 (create_deps_list, free_deps_list, delete_deps_list): Remove
6611 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
6612 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
6613 (copy_deps_list_change_con, move_dep_link): Ditto.
6614 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
6615 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
6617 (INSN_BACK_DEPS): Remove.
6618 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
6620 (INSN_DEP_COUNT): Remove.
6621 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
6622 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
6623 Declare global variables.
6624 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
6625 (add_forw_dep, compute_forward_dependences): Remove declarations.
6626 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
6627 (add_back_forw_dep, delete_back_forw_dep): Ditto.
6628 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
6630 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
6632 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
6633 (sd_list_types_def): New typedef.
6634 (sd_next_list): Declare function.
6635 (struct _sd_iterator): New type.
6636 (sd_iterator_def): New typedef.
6637 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
6639 (FOR_EACH_DEP): New cycle wrapper.
6640 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
6642 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
6643 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
6646 * sched-deps.c (init_dep_1): Make global.
6647 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
6649 (dump_dep): New static function.
6650 (dump_dep_flags): New static variable.
6651 (sd_debug_dep): New function.
6652 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
6654 (move_dep_link): Use remove_from_deps_list (), instead of
6656 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
6657 (dep_link_is_detached_p): New static function.
6658 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
6660 (dn_pool, dl_pool): New alloc_pools.
6661 (dn_pool_diff, dl_pool_diff): New static variables.
6662 (create_dep_node, delete_dep_node): New static function.
6663 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
6664 (deps_list_empty_p): Make it static. Use 'n_links' field.
6665 (deps_pools_are_empty_p): New static function.
6666 (alloc_deps_list, delete_deps_list): Remove.
6667 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
6668 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
6669 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
6670 (forward_dependency_cache): Remove.
6671 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
6672 'back' from the names. Change signature to use dep_t instead of
6674 (add_back_dep): Ditto. Make global.
6675 (check_dep_status): Rename to check_dep ().
6676 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
6678 (sd_finish_insn): Ditto.
6679 (sd_find_dep_between_no_cache): New static function.
6680 (sd_find_dep_between): New function.
6681 (ask_dependency_caches, set_dependency_caches): New static functions.
6682 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
6683 (add_or_update_dep_1): Separate pieces of functionality into
6684 ask_dependency_caches (), update_dependency_caches (),
6685 change_spec_dep_to_hard (), update_dep ().
6686 (get_back_and_forw_lists): New static function.
6687 (sd_add_dep): Separate setting of dependency caches into
6688 set_dependency_caches ().
6689 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
6691 (sd_delete_dep): Ditto.
6692 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
6693 (dump_lists): New static function.
6694 (sd_debug_lists): New debug function.
6695 (delete_all_dependences, fixup_sched_groups): Update to use
6696 sd_* infrastructure.
6697 (sched_analyze_2): Create data-speculative dependency only if
6698 data-speculation is enabled.
6699 (sched_analyze_insn): If insn cannot be speculative, make all its
6700 dependencies non-speculative.
6701 (sched_analyze): Use sd_init_insn ().
6702 (add_forw_dep, compute_forward_dependencies): Remove.
6703 (delete_dep_nodes_in_back_deps): New static function.
6704 (sched_free_deps): New function.
6705 (init_dependency_caches): Init alloc_pools.
6706 (extend_depedency_caches): Update after removing of
6707 forward_dependency_cache.
6708 (free_dependency_caches): Ditto. Free alloc_pools.
6709 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
6710 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
6712 (add_back_forw_dep, delete_back_forw_dep): Ditto.
6713 (add_dependence): Use init_dep ().
6714 (get_dep_weak_1): New static function.
6715 (get_dep_weak): Move logic to get_dep_weak_1 ().
6716 (dump_ds): New static function moved from haifa-sched.c:
6717 debug_spec_status ().
6718 (debug_ds): New debug function.
6719 (check_dep_status): Rename to check_dep (). Update to check whole
6722 * haifa-sched.c (spec_info): Make global.
6723 (added_recovery_block_p): Rename to
6724 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
6725 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
6726 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
6727 to use new interfaces.
6728 (ok_for_early_queue_removal): Ditto.
6729 (schedule_block): Initialize logical uids of insns emitted by the
6731 (sched_init): Initialize new variable.
6732 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
6734 (extend_global): Initialize insn data.
6735 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
6736 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
6738 (add_to_speculative_block): Update to use new interfaces.
6739 (create_recovery_block): Set new variables.
6740 (create_check_block_twin, fix_recovery_deps): Update to use new
6742 (sched_insn_is_legitimate_for_speculation_p): New function.
6743 (speculate_insn): Move checking logic to
6744 sched_insn_is_legitimate_for_speculation_p ().
6745 (sched_remove_insn): Finalize sched-deps information of instruction.
6746 (clear_priorities, add_jump_dependencies): Update to use new
6748 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
6750 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
6751 to use new interfaces.
6752 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
6753 (new_ready): Try to use control speculation only if it is available.
6754 (add_branch_dependences): Update to use new interfaces.
6755 (compute_block_backward_dependences): Rename to
6756 compute_block_dependences (). Call
6757 targetm.sched.dependencies_evaluation_hook ().
6758 (free_block_dependencies): New static function.
6759 (debug_dependencies): Update to use new interfaces.
6760 (schedule_region): Remove separate computation of forward dependencies.
6761 Move call of targetm.sched.dependencies_evaluation_hook () to
6762 compute_block_dependences (). Free dependencies at the end of
6763 scheduling the region.
6765 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
6767 (add_deps_for_risky_insns): Ditto.
6768 (schedule_ebb): Remove separate computation of forward dependencies.
6769 Free dependencies at the end of scheduling the ebb.
6771 * ddg.c (create_ddg_dependence): Update to use new interfaces.
6772 (build_intra_loop_deps): Ditto. Remove separate computation of
6773 forward dependencies. Free sched-deps dependencies.
6775 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
6776 to use new interfaces.
6777 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
6779 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
6781 (is_costly_group): Ditto.
6783 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6785 * alias.c (rtx_equal_for_memref_p): Constify.
6786 * basic-block.h (const_edge, const_basic_block): New.
6787 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
6788 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
6789 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
6790 probably_never_executed_bb_p, edge_probability_reliable_p,
6791 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
6792 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
6794 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
6795 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
6797 * cfganal.c (flow_active_insn_p, forwarder_block_p,
6798 flow_nodes_print, dfs_enumerate_from): Likewise.
6799 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
6800 control_flow_insn_p, count_basic_blocks): Likewise.
6801 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
6802 get_loop_body_with_size, loop_exit_edge_p): Likewise.
6803 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
6804 average_num_loop_insns, loop_exit_edge_p,
6805 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
6806 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
6807 average_num_loop_insns, seq_cost): Likewise.
6808 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
6809 * dominance.c (dominated_by_p): Likewise.
6810 * emit-rtl.c (validate_subreg): Likewise.
6811 * except.c (can_throw_internal, can_throw_external): Likewise.
6812 * except.h (can_throw_internal, can_throw_external): Likewise.
6813 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
6814 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
6815 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
6816 simple_mem, store_ops_ok, load_kills_store, find_loads,
6817 store_killed_in_insn, store_killed_after, store_killed_before,
6818 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
6820 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
6821 noce_mem_write_may_trap_or_fault_p): Likewise.
6822 * pointer-set.c (pointer_set_contains, pointer_map_contains):
6824 * pointer-set.h (pointer_set_contains, pointer_map_contains):
6826 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
6827 probably_cold_bb_p, probably_never_executed_bb_p,
6828 edge_probability_reliable_p, br_prob_note_reliable_p,
6829 can_predict_insn_p): Likewise.
6830 * regclass.c (reg_set_to_hard_reg_set): Likewise.
6831 * resource.c (return_insn_p): Likewise.
6832 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
6834 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
6835 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
6836 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
6837 verify_gimple_modify_stmt): Likewise.
6838 * tree-chrec.c (is_not_constant_evolution,
6839 is_multivariate_chrec_rec, is_multivariate_chrec,
6840 chrec_contains_symbols, chrec_contains_undetermined,
6841 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
6842 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
6843 eq_evolutions_p, scev_direction): Likewise.
6844 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
6845 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
6846 chrec_contains_symbols_defined_in_loop,
6847 chrec_contains_undetermined, tree_contains_chrecs,
6848 evolution_function_is_affine_multivariate_p,
6849 evolution_function_is_univariate_p, chrec_zerop,
6850 evolution_function_is_constant_p, evolution_function_is_affine_p,
6851 evolution_function_is_affine_or_constant_p,
6852 tree_does_not_contain_chrecs, chrec_type): Likewise.
6853 * tree-data-ref.c (tree_fold_divides_p,
6854 object_address_invariant_in_loop_p, dr_may_alias_p,
6855 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
6856 same_access_functions, constant_access_functions,
6857 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
6859 * tree-flow.h (scev_direction): Likewise.
6860 * tree-gimple.c (is_gimple_stmt): Likewise.
6861 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
6863 * tree-pretty-print.c (op_prio): Likewise.
6864 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
6865 analyzable_condition, backedge_phi_arg_p): Likewise.
6866 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
6867 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
6868 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
6871 2007-08-13 Dan Hipschman <dsh@google.com>
6874 * c-format.c (check_format_arg): Move check for zero-length
6875 format strings below the check for unterminated strings.
6877 2007-08-13 Andrew Pinski <pinskia@gmail.com>
6880 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
6883 2007-08-13 Nick Clifton <nickc@redhat.com>
6885 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
6887 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6890 * c-format.c (gcc_gfc_length_specs): New array.
6891 (gcc_gfc_char_table): Add unsigned specifier, and references to
6892 the l length modifier.
6893 (format_types_orig): Use the new gcc_gfc_length_specs.
6895 2007-08-12 Sa Liu <saliu@de.ibm.com>
6897 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
6898 and with REG_RETVAL note after split.
6900 2007-08-11 David Daney <ddaney@avtrex.com>
6902 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
6903 as ATTRIBUTE_UNUSED.
6905 2007-08-11 David Edelsohn <edelsohn@gnu.org>
6906 Segher Boessenkool <segher@kernel.crashing.org>
6908 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
6909 HAVE_LOCAL_CPU_DETECT not defined.
6911 2007-08-11 Jan Hubicka <jh@suse.cz>
6913 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
6914 (cgraph_process_new_functions): Honor previous value of
6915 disregard_inline_limits.
6916 * ipa-inline.c (compute_inline_parameters): Likewise.
6918 2007-08-11 Ian Lance Taylor <iant@google.com>
6920 * alias.h (alias_set_type): Define new type.
6921 (ALIAS_SET_MEMORY_BARRIER): Use it.
6922 * rtl.h: Include alias.h.
6923 (struct mem_attrs): Use alias_set_type.
6924 * tree.h: Include alias.h
6925 (struct tree_type): Use alias_set_type.
6926 (struct tree_struct_field_tag): Likewise.
6927 (struct tree_decl_common): Likewise.
6928 * alias.c (struct alias_set_entry): Use alias_set_type.
6929 (get_alias_set_entry, alias_set_subset_of): Likewise.
6930 (alias_sets_conflict_p): Likewise.
6931 (alias_sets_must_conflict_p): Likewise.
6932 (objects_must_conflict_p): Likewise.
6933 (get_alias_set, new_alias_set): Likewise.
6934 (record_alias_subset, record_component_aliases): Likewise.
6935 (varargs_set, frame_set): Change to alias_set_type.
6936 (get_varargs_alias_set): Use alias_set_type.
6937 (get_frame_alias_set): Likewise.
6938 * builtins.c (setjmp_alias_set): Change to alias_set_type.
6939 * dse.c (struct store_info): Use alias_set_type.
6940 (struct read_info, struct clear_alias_mode_holder): Likewise.
6941 (clear_alias_set_lookup, canon_address): Likewise.
6942 (record_store, check_mem_read_rtx): Likewise.
6943 (dse_record_singleton_alias_set): Likewise.
6944 (dse_invalidate_singleton_alias_set): Likewise.
6945 * emit-rtl.c (get_mem_attrs): Likewise.
6946 (set_mem_attributes_minus_bitpos): Likewise.
6947 (set_mem_alias_set): Likewise.
6948 * expr.c (store_constructor_field, store_field): Likewise.
6949 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
6950 * langhooks.c (lhd_get_alias_set): Likewise.
6951 * langhooks-def.h (lhd_get_alias_set): Likewise.
6952 * reload1.c (alter_reg): Likewise.
6953 * tree-flow.h (struct fieldoff): Likewise.
6954 * tree-ssa-alias.c (struct alias_map_d): Likewise.
6955 (may_alias_p, get_smt_for, create_sft): Likewise.
6956 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
6957 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
6958 (merge_smts_into): Likewise.
6959 * varasm.c (const_alias_set): Likewise.
6960 * c-common.c (strict_aliasing_warning): Likewise.
6961 (c_common_get_alias_set): Likewise.
6962 * dse.h (dse_record_singleton_alias_set): Update declaration.
6963 (dse_invalidate_singleton_alias_set): Likewise.
6964 * emit-rtl.h (set_mem_alias_set): Likewise.
6965 * c-common.h (c_common_get_alias_set): Likewise.
6966 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
6967 * print-tree.c (print_node): Likewise.
6968 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
6970 (alpha_setup_incoming_varargs): Use alias_set_type.
6971 * config/i386/i386.c (setup_incoming_varargs_64): Use
6973 (setup_incoming_varargs_ms_64): Likewise.
6974 (ix86_GOT_alias_set): Likewise.
6975 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
6976 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
6977 (set): Change to alias_set_type.
6978 (get_TOC_alias_set): Use alias_set_type.
6979 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
6981 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
6982 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
6984 (struct_value_alias_set): Likewise.
6985 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
6987 2007-08-11 Richard Sandiford <richard@codesourcery.com>
6989 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
6990 * config/vxworks.h (TARGET_VXWORKS): Override.
6991 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
6992 "mips" if TARGET_VXWORKS.
6994 2007-08-11 Richard Sandiford <richard@codesourcery.com>
6996 * calls.c (avoid_likely_spilled_reg): New function.
6997 (expand_call): Use it.
6999 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7001 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
7003 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
7005 * config/mips/predicates.md (const_call_insn_operand): Invoke
7006 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
7008 2007-08-10 David Edelsohn <edelsohn@gnu.org>
7011 * config/rs6000/driver-rs6000.c: Include link.h.
7012 Use ElfW instead of wordsize-specif typedef.
7014 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7016 * system.h (CONST_CAST): New.
7017 * c-decl.c (c_make_fname_decl): Use it.
7018 * c-lex.c (cb_ident, lex_string): Likewise.
7019 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
7020 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
7021 give_switch, set_multilib_dir): Likewise.
7022 * gengtype-parse.c (string_seq, typedef_name): Likewise.
7023 * passes.c (execute_one_pass): Likewise.
7024 * prefix.c (update_path): Likewise.
7025 * pretty-print.c (pp_base_destroy_prefix): Likewise.
7026 * tree.c (build_string): Likewise.
7028 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
7030 * tree-flow-inline.h (is_exec_stmt): Remove.
7031 (is_label_stmt): Remove.
7032 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
7035 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
7037 * lower-subreg.c (resolve_shift_zext): Don't adjust
7038 src_reg_num for wordmode operands.
7040 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
7041 David Ung <davidu@mips.com>
7043 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
7044 (TARGET_SCHED_REORDER2): Define.
7045 (mips_maybe_swap_ready): New.
7046 (mips_last_74k_agen_insn): New.
7047 (mips_74k_agen_init): New.
7048 (mips_74k_agen_reorder): New function to group loads and stores
7050 (mips_sched_init): New.
7051 (mips_sched_reorder): Don't do initialization here. Call
7052 mips_74k_agen_reorder.
7053 (mips_variable_issue): Call mips_74k_agen_init.
7055 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
7057 * tree-flow-inline.h (get_filename): Remove.
7059 2007-08-10 Richard Sandiford <richard@codesourcery.com>
7061 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
7063 (mips_fetch_insns): Delete in favor of...
7064 (mips_load_store_insns): ...this new function.
7065 * config/mips/mips.c (mips_address_insns): Add a boolean argument
7066 to say whether multiword moves _might_ be split.
7067 (mips_fetch_insns): Delete in favor of...
7068 (mips_load_store_insns): ...this new function.
7069 (mips_rtx_costs): Update the call to mips_address_insns.
7070 (mips_address_cost): Likewise.
7071 * config/mips/mips.md (length): Use mips_load_store_insns instead
7072 of mips_fetch_insns.
7073 * config/mips/constraints.md (R): Use mips_address_insns rather
7074 than mips_fetch_insns. Assume that the move never needs to be split.
7076 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
7078 * config/mips/mips.opt (mhard-float, msoft-float): Make these
7079 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
7080 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
7081 * config/mips/mips.h (mips16_hard_float): Delete.
7082 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
7083 definitions, and replace with....
7084 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
7085 * config/mips/mips.c (mips16_hard_float): Delete. Replace
7086 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
7087 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
7088 (override_options): Replace MASK_SOFT_FLOAT references with
7089 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
7090 and mips16_hard_float when TARGET_MIPS16.
7092 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7095 * c-typeck.c (build_binary_op): Check for non pointer types before
7096 calling int_fits_type_p.
7098 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7101 * fold-const.c (omit_one_operand): Return only the ommitted expression
7102 if the result is an empty statement.
7103 (pedantic_omit_one_operand): Likewise.
7105 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
7107 * c-typeck.c (readonly_error): Improve error for assignment.
7109 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
7111 (pp_c_expression): Ditto.
7113 2007-08-09 Simon Baldwin <simonb@google.com>
7115 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
7116 break that was preventing simplify_associative_operation() for xor.
7118 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
7119 Nigel Stephens <nigel@mips.com>
7121 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
7122 Document change in interpretation of value from boolean to
7124 * optabs.c (expand_ffs, expand_ctz): New functions to compute
7125 ffs and ctz using clz.
7126 (expand_unop): Call them.
7127 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
7129 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
7130 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
7131 enable the new ffs expansion on this target.
7133 2007-08-09 Jan Hubicka <jh@suse.cz>
7135 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
7136 (expand_ternary_op): Likewise.
7137 (expand_vec_shift_expr): Likewise.
7138 (expand_binop_directly): Likewise.
7139 (expand_binop): Likewise.
7140 (sign_expand_binop): Likewise.
7141 (expand_twoval_unop): Likewise.
7142 (expand_twoval_binop): Likewise.
7143 (expand_twoval_binop_libfunc): Likewise.
7144 (widen_clz): Likewise.
7145 (widen_bswap): Likewise.
7146 (expand_parity): Likewise.
7147 (expand_unop): Likewise.
7148 (expand_abs_nojump): Likewise.
7149 (expand_copysign): Likewise.
7150 (emit_no_conflict_block): Likewise.
7151 (emit_libcall_block): Likewise.
7152 (can_compare_p): Likewise.
7153 (prepare_cmp_insn): Likewise.
7154 (emit_cmp_and_jump_insn_1): Likewise.
7155 (prepare_float_lib_cmp): Likewise.
7156 (emit_conditional_add): Likewise.
7157 (gen_add2_insn): Likewise.
7158 (have_add2_insn): Likewise.
7159 (gen_sub2_insn): Likewise.
7160 (have_sub2_insn): Likewise.
7161 (can_extend_p): Likewise.
7162 (can_fix_p): Likewise.
7163 (can_float_p): Likewise.
7164 (expand_float): Likewise.
7165 (expand_fix): Likewise.
7166 (expand_sfix_optab): Likewise.
7167 (new_optab): Likewise.
7168 (new_convert_optab): Likewise.
7169 (init_libfuncs): Likewise.
7170 (init_interclass_conv_libfuncs): Likewise.
7171 (init_intraclass_conv_libfuncs): Likewise.
7172 (set_conv_libfunc): Likewise.
7173 (init_optabs): Likewise.
7174 (debug_optab_libfuncs): Likewise.
7175 (gen_cond_trap): Likewise.
7176 * optabs.h (optab_handler, convert_optab_hanlder): New.
7177 * genopinit.c: Update optabs generation table.
7178 * reload.c (find_reloads_address_1): Use optabs accestors.
7179 * builtins.c (expand_builtin_mathfn): Likewise.
7180 (expand_builtin_mathfn_2): Likewise.
7181 (expand_builtin_mathfn_3): Likewise.
7182 (expand_builtin_interclass_mathfn): Likewise.
7183 (expand_builtin_sincos): Likewise.
7184 (expand_builtin_cexpi): Likewise.
7185 (expand_builtin_powi): Likewise.
7186 (expand_builtin_strlen): Likewise.
7187 * dojump.c (do_jump): Likewise.
7188 * expr.c (convert_move): Likewise.
7189 (move_by_pieces): Likewise.
7190 (move_by_pieces_ninsns): Likewise.
7191 (can_store_by_pieces): Likewise.
7192 (store_by_pieces_1): Likewise.
7193 (emit_move_via_integer): Likewise.
7194 (emit_move_complex): Likewise.
7195 (emit_move_ccmode): Likewise.
7196 (emit_move_insn_1): Likewise.
7197 (emit_single_push_insn): Likewise.
7198 (store_constructor): Likewise.
7199 (expand_expr_real_1): Likewise.
7200 (do_store_flag): Likewise.
7201 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
7202 (enumerate_modes): Likewise.
7203 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
7204 (supportable_widening_operation): Likewise.
7205 (supportable_narrowing_operation): Likewise.
7206 * expmed.c (store_bit_field_1): Likewise.
7207 (extract_bit_field_1): Likewise.
7208 (expand_mult_highpart_optab): Likewise.
7209 (expand_smod_pow2): Likewise.
7210 (expand_divmod): Likewise.
7211 (emit_store_flag): Likewise.
7212 * tree-vect-patterns.c
7213 (vect_pattern_recog_1): Likewise.
7214 * tree-ssa-loop-prefetch.c
7215 (nontemporal_store_p): Likewise.
7216 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
7217 (vect_create_epilog_for_reduction): Likewise.
7218 (vectorizable_reduction): Likewise.
7219 (vectorizable_operation): Likewise.
7220 (vect_strided_store_supported): Likewise.
7221 (vectorizable_store): Likewise.
7222 (vect_strided_load_supported): Likewise.
7223 (vectorizable_load): Likewise.
7224 * combine.c (simplify_comparison): Likewise.
7225 * tree-vect-generic.c
7226 (type_for_widest_vector_mode): Likewise.
7227 (expand_vector_operations_1): Likewise.
7228 * config/spu/spu.c (spu_expand_mov): Likewise.
7229 (spu_emit_vector_compare): Likewise.
7230 * config/rs6000/rs6000.c
7231 (rs6000_emit_vector_compare): Likewise.
7232 * stmt.c (add_case_node): Likewise.
7233 * reload1.c (gen_reload):
7235 2007-08-09 Michael Matz <matz@suse.de>
7237 * tree.h (fixed_zerop): Declare as taking a const_tree.
7238 * tree.c (fixed_zerop): Take a const_tree.
7240 2007-08-09 Ira Rosen <irar@il.ibm.com>
7242 * tree-vect-transform.c (vectorizable_store): Remove call to
7243 copy_virtual_operands() and call mark_symbols_for_renaming() for
7244 the created vector store.
7245 (vect_setup_realignment): Don't call copy_virtual_operands() and
7246 update_vuses_to_preheader().
7247 (vectorizable_load): Don't call copy_virtual_operands().
7248 (update_vuses_to_preheader): Remove.
7250 2007-08-08 Chao-ying Fu <fu@mips.com>
7252 * tree.def (FIXED_POINT_TYPE): New type.
7253 (FIXED_CST): New constant.
7254 (FIXED_CONVERT_EXPR): New expr.
7255 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
7256 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
7257 * tree.h (struct tree_base): Add saturating_flag.
7258 Remove one bit of spare for saturating_flag.
7259 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
7260 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
7261 FIXED_POINT_TYPE_P): Define.
7262 (TYPE_SATURATING): Define.
7263 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
7264 (struct tree_fixed_cst): New.
7265 (TYPE_IBIT, TYPE_FBIT): Define.
7266 (tree_node): Add fixed_cst.
7267 (enum tree_index): Add new enumeration values of
7268 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
7269 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
7270 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
7271 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
7272 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
7273 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
7274 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
7275 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
7276 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
7277 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
7278 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
7279 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
7280 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
7281 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
7282 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
7283 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
7284 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
7285 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
7286 (sat_short_fract_type_node, sat_fract_type_node,
7287 sat_long_fract_type_node, sat_long_long_fract_type_node,
7288 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
7289 sat_unsigned_long_fract_type_node,
7290 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
7291 fract_type_node, long_fract_type_node, long_long_fract_type_node,
7292 unsigned_short_fract_type_node, unsigned_fract_type_node,
7293 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
7294 sat_short_accum_type_node, sat_accum_type_node,
7295 sat_long_accum_type_node, sat_long_long_accum_type_node,
7296 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
7297 sat_unsigned_long_accum_type_node,
7298 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
7299 accum_type_node, long_accum_type_node, long_long_accum_type_node,
7300 unsigned_short_accum_type_node, unsigned_accum_type_node,
7301 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
7302 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
7303 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
7304 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
7305 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
7306 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
7307 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
7308 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
7309 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
7310 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
7311 sat_uda_type_node, sat_uta_type_node): New macro.
7312 (make_fract_type, make_accum_type): Declare.
7313 (make_signed_fract_type, make_unsigned_fract_type,
7314 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
7315 make_signed_accum_type, make_unsigned_accum_type,
7316 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
7317 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
7318 make_or_reuse_sat_signed_fract_type,
7319 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
7320 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
7321 make_or_reuse_sat_unsigned_accum_type): New macro.
7322 (fixed_zerop): Declare.
7323 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
7324 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
7325 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
7326 LONG_LONG_ACCUM_TYPE_SIZE): Define.
7327 * treestruct.def: Add TS_FIXED_CST.
7328 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
7330 (tree-dump.o): Likewise.
7331 (print-tree.o): Likewise.
7332 (tree-pretty-print.o): Likewise.
7333 (fold-const.o): Likewise.
7334 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
7335 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
7336 (is_gimple_min_invariant): Handle FIXED_CST.
7337 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
7338 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
7339 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
7340 (layout_type): Handle FIXED_POINT_TYPE.
7341 (make_fract_type, make_accum_type): New functions.
7342 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
7343 * tree-dump.c (fixed-value.h): New include.
7344 (dump_fixed): New function.
7345 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
7346 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
7347 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
7348 * tree-pretty-print.c (fixed-value.h): New include.
7349 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
7351 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
7352 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
7353 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
7354 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
7355 for non-saturating fixed-point types.
7356 (reassociate_bb): Likewise.
7357 * emit-rtl.c (fixed-value.h): New include.
7358 (fconst0, fconst1): New array.
7359 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
7360 * tree-vect-generic.c expand_vector_operation): Support
7361 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
7363 (type_for_widest_vector_mode): Add one parameter for the
7365 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
7367 Pass the satp parameter to type_for_mode for fixed-point types.
7368 (expand_vector_operations_1): Pass the saturating flag to
7369 type_for_widest_vector_mode.
7370 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
7371 and MODE_VECTOR_UACCUM.
7372 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
7373 (vectorizable_condition): Likewise.
7374 * tree.c (fixed-value.h): New include.
7375 (tree_code_size): Support FIXED_CST.
7376 (build_fixed): New function.
7377 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
7378 (fixed_zerop): New function.
7379 (tree_node_structure): Support FIXED_CST.
7380 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
7381 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
7382 (type_hash_eq): Handle FIXED_POINT_TYPE.
7383 (simple_cst_equal): Support FIXED_CST.
7384 (iterative_hash_expr): Handle FIXED_CST.
7385 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
7386 (get_narrower): Likewise.
7387 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
7388 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
7389 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
7390 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
7392 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
7393 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
7394 (initializer_zerop): Support FIXED_CST.
7395 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
7396 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
7397 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
7398 (is_base_type): Handle FIXED_POINT_TYPE.
7399 (add_type_attribute): Handle FIXED_POINT_TYPE.
7400 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
7401 * print-tree.c (fixed-value.h): New include.
7402 (print_node_brief): Support FIXED_CST.
7403 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
7404 * c-pretty-print.c (fixed-value.h): New include.
7405 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
7406 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
7407 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
7408 Support fixed-point types for inner items in VECTOR_TYPE.
7409 (pp_c_direct_declarator): Likewise.
7410 (pp_c_declarator): Likewise.
7411 (pp_c_fixed_constant): New function.
7412 (pp_c_constant): Handle FIXED_CST.
7413 (pp_c_primary_expression): Likewise.
7414 (pp_c_expression): Likewise.
7415 * fold-const.c (fixed-value.h): New include.
7416 (negate_expr_p): Return true for FIXED_CST.
7417 (fold_negate_expr): Support FIXED_CST.
7418 (split_tree): Support FIXED_CST.
7419 (const_binop): Support FIXED_CST.
7420 (fold_convert_const_int_from_fixed): New function to convert from
7422 (fold_convert_const_real_from_fixed): New function to convert from
7424 (fold_convert_const_fixed_from_fixed): New function to convert from
7425 fixed to another fixed.
7426 (fold_convert_const_fixed_from_int): New function to convert from
7428 (fold_convert_const_fixed_from_real): New function to convert from
7430 (fold_convert_const): Support conversions from fixed to int, from
7431 fixed to real, from fixed to fixed, from int to fixed, and from real
7433 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
7434 (operand_equal_p): Support FIXED_CST.
7435 (make_range): For fixed-point modes, we need to pass the
7436 saturating flag as the 2nd parameter.
7437 (tree_swap_operands_p): Handle FIXED_CST.
7438 (fold_plusminus_mult_expr): For fract modes, we cannot generate
7440 (fold_unary): Support FIXED_CONVERT_EXPR.
7441 (fold_binary): Handle FIXED_CST.
7442 Make sure the type is not saturating, before associating operations.
7443 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
7444 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
7445 (fold_negate_const): Support FIXED_CST.
7446 (fold_relational_const): Support FIXED_CST.
7447 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
7448 (gimplify_expr): Handle FIXED_CST.
7449 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
7450 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
7451 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
7452 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
7453 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
7454 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
7455 LONG_LONG_ACCUM_TYPE_SIZE.
7456 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
7457 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
7458 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
7459 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
7460 MODE_ACCUM, and MODE_UACCUM.
7461 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
7462 fixed-point types to disable reduction.
7463 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
7465 2007-08-08 David Edelsohn <edelsohn@gnu.org>
7467 * config/rs6000/x-rs6000: New file.
7468 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
7469 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
7470 (EXTRA_SPEC_FUNCTIONS): Define.
7471 (HAVE_LOCAL_CPU_DETECT): Define.
7472 (CC1_CPU_SPEC): Define.
7473 * config/rs6000/driver-rs6000.c: New file.
7474 * config/rs6000/aix.h (CC1_SPEC): Define.
7475 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
7476 * config.host: Add x-rs6000 to host_xmake_file if host and target
7477 are rs6000 or powerpc.
7479 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
7481 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
7483 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7484 Sandra Loosemore <sandra@codesourcery.com>
7485 Chao-ying Fu <fu@mips.com>
7486 Nigel Stephens <nigel@mips.com>
7487 David Ung <davidu@mips.com>
7489 * doc/invoke.texi (-mcode-readable): Document.
7490 * config/mips/mips.opt (mcode-readable): New option.
7491 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
7492 * config/mips/mips.h (mips_code_readable_setting): New enum.
7493 (mips_code_readable): Declare.
7494 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
7495 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
7496 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
7497 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
7498 boiler-plate comments.
7499 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
7500 * config/mips/mips.c (mips_code_readable): New variable.
7501 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
7502 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
7503 context and -mcode-readable setting to restrict the use of
7504 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
7505 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
7506 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
7507 (mips_blocks_for_constant_p): Only return false for
7508 TARGET_MIPS16_PCREL_LOADS.
7509 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
7510 for MIPS16. Handle SYMBOL_32_HIGH.
7511 (mips_const_insns): Allow HIGHs for MIPS16 too.
7512 (mips_unspec_address_offset): New function, split out from...
7513 (mips_unspec_address): ...here.
7514 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
7515 16-bit symbolic constants. Assert approropiate conditions for
7516 using the "la" and "dla" macros.
7517 (mips_handle_option): Handle -mcode-readable=.
7518 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
7519 Set up mips_lo_relocs[SYMBOL_32_HIGH].
7520 (mips_strip_unspec_address): New function, split out from...
7521 (print_operand_reloc): ...here.
7522 (print_operand): Pass constants through mips_strip_unspec_address.
7523 (print_operand_address): Likewise.
7524 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
7525 (mips_select_rtx_section): Remove MIPS16 handling.
7526 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
7527 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
7528 (mips16_lay_out_constants): Do nothing unless
7529 TARGET_MIPS16_PCREL_LOADS.
7530 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
7531 * config/mips/mips.md: Split HIGHs for MIPS16.
7532 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
7534 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7536 * config/mips/mips-protos.h (mips_emit_move): Declare.
7537 * config/mips/mips.c (mips_emit_move): New function.
7538 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
7539 (mips_legitimize_const_move): Likewise.
7540 (mips_legitimize_move): Likewise.
7541 (mips_split_64bit_move): Likewise.
7542 (mips_restore_gp): Likewise.
7543 (mips_load_call_address): Likewise.
7544 (mips_emit_fcc_reload): Likewise.
7545 (mips_set_return_address): Likewise.
7546 (mips_block_move_straight): Likewise.
7547 (mips_block_move_loop): Likewise.
7548 (mips_setup_incoming_varargs): Likewise.
7549 (mips_save_reg): Likewise.
7550 (mips_expand_prologue): Likewise.
7551 (mips_restore_reg): Likewise.
7552 (mips_expand_epilogue): Likewise.
7553 (mips_output_mi_thunk): Likewise.
7554 (build_mips16_call_stub): Likewise.
7555 (mips_builtin_branch_and_move): Likewise.
7556 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
7557 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
7558 (fixuns_truncdfdi2): Likewise.
7559 (fixuns_truncsfsi2): Likewise.
7560 (fixuns_truncsfdi2): Likewise.
7561 (loadgp_absolute): Likewise.
7562 (builtin_setjmp_setup): Likewise.
7563 (builtin_longjmp): Likewise.
7564 (untyped_call): Likewise.
7566 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7568 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
7569 an "rtx *" argument. Return a bool.
7570 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
7571 values and return true if they can be split. Take the same kind of
7572 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
7573 and store the lo_sum there if nonnull. Use the symbol type to
7574 determine whether a $gp or HIGH is needed.
7575 (mips_legitimize_address): Update call to mips_split_symbol and
7576 simplify accordingly.
7577 (mips_legitimize_const_move): Likewise.
7578 * config/mips/mips.md: In the combine define_split,
7579 check mips_split_symbol instead of splittable_symbolic_operand.
7580 Update use of mips_split_symbol in the generator code.
7581 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
7583 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7585 * config/mips/mips.c (mips_symbolic_address_p): Delete.
7586 (mips_symbol_insns_1): New function, split out from...
7587 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
7588 and stores separately from load addresses.
7589 (mips_classify_address): Replace uses of mips_symbolic_address_p
7590 with uses of mips_symbol_insns.
7591 (mips_address_insns): Update calls to mips_symbol_insns.
7592 (mips_const_insns): Likewise.
7593 (mips_legitimize_address): Likewise.
7595 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7597 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
7598 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
7599 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
7600 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
7601 non-call contexts if TARGET_MIPS16.
7602 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
7603 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
7604 code for SYMBOL_ABSOLUTE.
7605 (mips_symbol_insns): Likewise.
7607 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7609 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
7610 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
7611 (mips_symbolic_constant_p): Likewise. Update the call to
7612 mips_classify_symbol.
7613 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
7614 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
7615 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
7616 (print_operand_reloc): Add a context argument. Update the call to
7617 mips_symbolic_constant_p.
7618 (print_operand): Update the calls to print_operand_reloc.
7619 (print_operand_address): Use print_operand_reloc rather than
7621 (mips_rewrite_small_data_p): Add a context argument. Update the call
7622 to mips_symbolic_constant_p.
7623 (mips_small_data_pattern_1): Make DATA the containing mem.
7624 Update the call to mips_rewrite_small_data_p.
7625 (mips_rewrite_small_data_1): Likewise.
7626 (mips_use_anchors_for_symbol_p): Update the call to
7627 mips_symbolic_constant_p.
7628 * config/mips/predicates.md (const_call_insn_operand): Likewise.
7629 (splittable_symbolic_operand): Likewise.
7630 (move_operand): Likewise.
7631 (absolute_symbolic_operand): Likewise.
7632 (got_disp_operand): Likewise.
7633 (got_page_ofst_operand): Likewise.
7635 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7637 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
7638 (SYMBOL_ABSOLUTE): ...this.
7639 (SYMBOL_SMALL_DATA): Rename to...
7640 (SYMBOL_GP_RELATIVE): ...this.
7641 (SYMBOL_CONSTANT_POOL): Rename to...
7642 (SYMBOL_PC_RELATIVE): ...this.
7643 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
7644 (mips_symbolic_address_p, mips_symbol_insns, override_options)
7645 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
7646 after above changes.
7647 * config/mips/predicates.md (const_call_insn_operand): Likewise.
7648 (general_symbolic_operand): Rename to...
7649 (absolute_symbolic_operand): ...this.
7650 * config/mips/mips.md: Update after above changes.
7652 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
7653 Revital Eres <eres@il.ibm.com>
7655 * ddg.c (print_ddg): Add dump information.
7656 * modulo-sched.c (print_node_sched_params): Add parameter and
7658 (calculate_maxii): Remove function.
7659 (undo_generate_reg_moves): Likewise.
7660 (undo_permute_partial_schedule): Likewise.
7661 (kernel_number_of_cycles): Likewise.
7662 (MAXII_FACTOR): New definition to calculate the upper bound of II.
7663 (sms_schedule): Use it. Remove profitability checks.
7664 (sms_schedule_by_order): Fix order of nodes within the cycle.
7666 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
7668 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
7669 -profile option, add pie support.
7670 (ENDFILE_SPEC): New spec.
7671 * config/gnu.h (LIB_SPEC): Add -profile option.
7673 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
7675 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
7676 * config/gnu.h (LIB_SPEC): Likewise.
7678 2007-08-07 Yaz Saito <saito@google.com>
7679 Ian Lance Taylor <iant@google.com>
7681 * common.opt (finstrument-functions-exclude-function-list): New
7683 (finstrument-functions-exclude-file-list): New option.
7684 * opts.c (char_p): Define and DEF_VEC.
7685 (flag_instrument_functions_exclude_functions): New static
7687 (flag_instrument_functions_exclude_files): New static variable.
7688 (add_instrument_functions_exclude_list): New static function.
7689 (flag_instrument_functions_exclude_p): New function.
7690 (common_handle_option): Handle new options.
7691 * flags.h (flag_instrument_functions_exclude_p): Declare.
7692 * gimplify.c (gimplify_function_tree): Call
7693 flag_instrument_functions_exclude_p.
7694 * doc/invoke.texi (Option Summary): Mention new options.
7695 (Code Gen Options): Document new options.
7697 2007-08-07 Ian Lance Taylor <iant@google.com>
7699 PR rtl-optimization/32776
7700 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
7701 (resolve_use): Likewise.
7702 (decompose_multiword_subregs): Remove "changed" local variable.
7704 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
7706 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
7707 * configure: Regenerate.
7708 * config.in: Regenerate.
7709 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
7712 2007-08-07 Ian Lance Taylor <iant@google.com>
7714 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
7715 note, just delete the insn.
7717 2007-08-07 Andreas Schwab <schwab@suse.de>
7720 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
7723 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
7725 * lower-subreg.c (resolve_subreg_use): Remove assertion.
7726 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
7727 (decompose_multiword_subregs): Use the functions above to decompose
7728 multiword shifts and zero-extends.
7730 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
7732 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
7733 "assemble" descriptions which were swapped.
7735 2007-08-06 Chao-ying Fu <fu@mips.com>
7737 * fixed-value.h: New file.
7738 * fixed-value.c: New file.
7739 * Makefile.in (OBJS-common): Add fixed-value.o.
7740 (fixed-value.o): New rule.
7741 (GTFILES): Add fixed-value.h.
7742 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
7743 to compare a.low and b.low.
7744 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
7746 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
7747 Daniel Jacobowitz <dan@codesourcery.com>
7750 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
7752 (x86_64-*-netbsd*): Likewise.
7753 (x86_64-*-linux*): Likewise.
7754 (x86_64-*-kfreebsd*-gnu): Likewise.
7755 (x86_64-*-knetbsd*-gnu): Likewise.
7756 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
7758 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
7760 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
7761 Add -fno-asynchronous-unwind-tables.
7763 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
7764 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
7765 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
7766 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
7767 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
7769 2007-08-06 Steve Ellcey <sje@cup.hp.com>
7771 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
7772 (TARGET_C_MODE_FOR_SUFFIX): New.
7774 2007-08-06 Steve Ellcey <sje@cup.hp.com>
7776 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
7778 2007-08-06 Steve Ellcey <sje@cup.hp.com>
7780 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
7782 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
7784 * config/i386/i386.md: Check TARGET_ macros and optimize_size
7785 before checking function returns in conditional expressions.
7787 2007-08-06 Alfred Minarik <a.minarik@aon.at>
7790 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
7792 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
7795 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
7796 for INTEGRAL_TYPE_P.
7798 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
7800 * configure.ac: Remove --enable-checking=df from default settings.
7801 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
7802 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
7803 if the parameter is true.
7804 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
7805 DF_VERIFY_SCHEDULED flag is true.
7806 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
7807 (df_finish_pass): Adjust prototype.
7808 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
7811 * see.c (pass_see): Add TODO_df_verify.
7812 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
7813 * global.c (rest_of_handle_global_alloc): Schedule verification
7815 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
7817 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
7818 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
7819 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
7821 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
7822 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
7823 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
7825 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
7826 Revital Eres <eres@il.ibm.com>
7828 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
7830 * ddg.c (create_ddg_dependence): Rename to...
7831 (create_ddg_dep_from_intra_loop_link): This. Do not check
7832 for interloop edges. Do not create anti dependence edge when
7833 a true dependence edge exists in the opposite direction and
7834 -fmodulo-sched-allow-regmoves is set.
7835 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
7836 (add_cross_iteration_register_deps): Create anti dependence edge
7837 when -fno-modulo-sched-allow-regmoves is set.
7838 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
7840 2007-08-04 Richard Sandiford <richard@codesourcery.com>
7842 * config/arm/arm.md (movsi): Add braces.
7844 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
7847 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
7848 operands for the folding of "A - (A & B)" into "~B & A"; cast them
7851 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
7853 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
7854 state accessor functions.
7855 * cfgloopmanip.c (remove_path, create_preheaders,
7856 force_single_succ_latches, fix_loop_structure): Ditto.
7857 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
7858 tree_duplicate_loop_to_header_edge): Ditto.
7859 * cfgloopanal.c (mark_irreducible_loops): Ditto.
7860 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
7862 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
7863 cleanup_tree_cfg): Ditto.
7864 * tree-cfg.c (tree_merge_blocks): Ditto.
7865 * cfgloop.c (rescan_loop_exit, record_loop_exits,
7866 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
7867 loop_preheader_edge, single_exit): Ditto.
7868 (flow_loops_find): Do not clear loops->state.
7869 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
7870 loops_state_clear): New functions.
7872 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7875 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
7876 when adding to the base and convert ELT to sizetype instead of type.
7878 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7881 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
7882 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
7884 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7887 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
7888 correct type the negate expression.
7890 2007-08-03 Jan Hubicka <jh@suse.cz>
7892 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
7895 2007-08-03 David Edelsohn <edelsohn@gnu.org>
7897 * config/rs6000/rs6000.c (struct processor_cost): Change
7898 l1_cache_lines to l1_cache_size. Add l2_cache_size.
7899 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
7901 (rios1_costs, rios2_cost): Correct cache line size.
7902 (rs6000_override_options): Set l2-cache-size parameter.
7904 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7905 Diego Novillo <dnovillo@google.com>
7908 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
7909 if the range includes 0.
7911 2007-08-03 Ben Elliston <bje@au.ibm.com>
7913 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
7914 mode to unspec expressions to silence a warning from the generator
7917 2007-08-02 Steve Ellcey <sje@cup.hp.com>
7919 * config/ia64/constraints.md ("U"): Make constraint vector only.
7921 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
7924 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
7925 always_inline attribute on the function decl.
7927 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
7930 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
7931 if we are compiling with -fPIC.
7933 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
7934 Nigel Stephens <nigel@mips.com>
7936 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
7937 Define for MIPS32 and MIPS64.
7939 2007-08-02 Nick Clifton <nickc@redhat.com>
7941 * config/host-hpux.c: Change copyright header to refer to version
7942 3 of the GNU General Public License and to point readers at the
7943 COPYING3 file and the FSF's license web page.
7944 * config/alpha/predicates.md, config/alpha/vms-ld.c,
7945 config/alpha/linux.h, config/alpha/alpha.opt,
7946 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
7947 config/alpha/vms-unwind.h, config/alpha/ev4.md,
7948 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
7949 config/alpha/alpha.h, config/alpha/sync.md,
7950 config/alpha/openbsd.h, config/alpha/alpha.md,
7951 config/alpha/alpha-modes.def, config/alpha/ev5.md,
7952 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
7953 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
7954 config/alpha/constraints.md, config/alpha/osf.h,
7955 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
7956 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
7957 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
7958 config/frv/frv-asm.h, config/frv/frv-protos.h,
7959 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
7960 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
7961 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
7962 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
7963 config/s390/s390.opt, config/s390/s390-modes.def,
7964 config/s390/fixdfdi.h, config/s390/constraints.md,
7965 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
7966 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
7967 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
7968 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
7969 config/m32c/prologue.md, config/m32c/m32c.abi,
7970 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
7971 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
7972 config/m32c/t-m32c, config/m32c/m32c-modes.def,
7973 config/m32c/jump.md, config/m32c/shift.md,
7974 config/m32c/m32c-protos.h, config/libgloss.h,
7975 config/spu/spu-protos.h, config/spu/predicates.md,
7976 config/spu/spu-builtins.h, config/spu/spu.c,
7977 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
7978 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
7979 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
7980 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
7981 config/sparc/hypersparc.md, config/sparc/predicates.md,
7982 config/sparc/linux.h, config/sparc/sp64-elf.h,
7983 config/sparc/supersparc.md, config/sparc/cypress.md,
7984 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
7985 config/sparc/niagara.md, config/sparc/sparc.md,
7986 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
7987 config/sparc/sparc.opt, config/sparc/sync.md,
7988 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
7989 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
7990 config/sparc/sparc.c, config/sparc/little-endian.opt,
7991 config/sparc/sysv4-only.h, config/sparc/sparc.h,
7992 config/sparc/linux64.h, config/sparc/freebsd.h,
7993 config/sparc/sol2.h, config/sparc/rtemself.h,
7994 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
7995 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
7996 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
7997 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
7998 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
7999 config/m32r/linux.h, config/m32r/constraints.md,
8000 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
8001 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
8002 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
8003 config/i386/i386.md, config/i386/netware-crt0.c,
8004 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
8005 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
8006 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
8007 config/i386/sol2.h, config/i386/constraints.md,
8008 config/i386/netware-libgcc.c, config/i386/sysv5.h,
8009 config/i386/predicates.md, config/i386/geode.md,
8010 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
8011 config/i386/freebsd64.h, config/i386/vxworksae.h,
8012 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
8013 config/i386/rtemself.h, config/i386/netbsd-elf.h,
8014 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
8015 config/i386/netware.h, config/i386/i386-modes.def,
8016 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
8017 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
8018 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
8019 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
8020 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
8021 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
8022 config/i386/xm-mingw32.h, config/i386/linux64.h,
8023 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
8024 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
8025 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
8026 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
8027 config/i386/cygwin2.c, config/i386/i386-protos.h,
8028 config/i386/sync.md, config/i386/openbsd.h,
8029 config/i386/host-mingw32.c, config/i386/i386-aout.h,
8030 config/i386/nto.h, config/i386/biarch64.h,
8031 config/i386/i386-coff.h, config/i386/freebsd.h,
8032 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
8033 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
8034 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
8035 config/darwin-protos.h, config/linux.opt, config/sol2.c,
8036 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
8037 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
8038 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
8039 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
8040 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
8041 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
8042 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
8043 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
8044 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
8045 config/sh/superh64.h, config/sh/rtemself.h,
8046 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
8047 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
8048 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
8049 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
8050 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
8051 config/avr/predicates.md, config/avr/constraints.md,
8052 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
8053 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
8054 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
8055 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
8056 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
8057 config/c4x/c4x-modes.def, config/c4x/rtems.h,
8058 config/c4x/predicates.md, config/c4x/c4x.h,
8059 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
8060 config/xtensa/predicates.md, config/xtensa/xtensa.c,
8061 config/xtensa/linux.h, config/xtensa/xtensa.h,
8062 config/xtensa/elf.h, config/xtensa/xtensa.md,
8063 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
8064 config/xtensa/xtensa-protos.h, config/dbx.h,
8065 config/stormy16/predicates.md, config/stormy16/stormy16.md,
8066 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
8067 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
8068 config/host-solaris.c, config/fr30/fr30.h,
8069 config/fr30/predicates.md, config/fr30/fr30-protos.h,
8070 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
8071 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
8072 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
8073 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
8074 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
8075 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
8076 config/host-linux.c, config/interix3.h, config/cris/cris.c,
8077 config/cris/predicates.md, config/cris/linux.h,
8078 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
8079 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
8080 config/cris/aout.opt, config/cris/cris-protos.h,
8081 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
8082 config/iq2000/iq2000.h, config/iq2000/predicates.md,
8083 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
8084 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
8085 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
8086 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
8087 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
8088 config/chorus.h, config/mn10300/mn10300.c,
8089 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
8090 config/mn10300/mn10300.h, config/mn10300/linux.h,
8091 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
8092 config/mn10300/mn10300.md, config/ia64/predicates.md,
8093 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
8094 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
8095 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
8096 config/ia64/freebsd.h, config/ia64/ia64.md,
8097 config/ia64/ia64-modes.def, config/ia64/constraints.md,
8098 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
8099 config/gofast.h, config/rtems.h, config/sol2-10.h,
8100 config/m68k/predicates.md, config/m68k/m68k.md,
8101 config/m68k/linux.h, config/m68k/m68k-modes.def,
8102 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
8103 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
8104 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
8105 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
8106 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
8107 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
8108 config/m68k/constraints.md, config/m68k/rtemself.h,
8109 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
8110 config/m68k/uclinux.h, config/rs6000/power4.md,
8111 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
8112 config/rs6000/linux.h, config/rs6000/eabi.h,
8113 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
8114 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
8115 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
8116 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
8117 config/rs6000/windiss.h, config/rs6000/603.md,
8118 config/rs6000/aix41.h, config/rs6000/cell.md,
8119 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
8120 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
8121 config/rs6000/darwin.md, config/rs6000/darwin64.h,
8122 config/rs6000/default64.h, config/rs6000/7xx.md,
8123 config/rs6000/darwin.opt, config/rs6000/spe.md,
8124 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
8125 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
8126 config/rs6000/7450.md, config/rs6000/linux64.h,
8127 config/rs6000/constraints.md, config/rs6000/440.md,
8128 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
8129 config/rs6000/rs6000.c, config/rs6000/aix52.h,
8130 config/rs6000/rs6000.h, config/rs6000/power6.md,
8131 config/rs6000/predicates.md, config/rs6000/altivec.md,
8132 config/rs6000/aix64.opt, config/rs6000/rios1.md,
8133 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
8134 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
8135 config/rs6000/darwin7.h, config/rs6000/dfp.md,
8136 config/rs6000/linux64.opt, config/rs6000/sync.md,
8137 config/rs6000/vxworksae.h, config/rs6000/power5.md,
8138 config/rs6000/lynx.h, config/rs6000/biarch64.h,
8139 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
8140 config/rs6000/eabispe.h, config/rs6000/e500.h,
8141 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
8142 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
8143 config/rs6000/aix.h, config/rs6000/vxworks.h,
8144 config/rs6000/40x.md, config/rs6000/aix51.h,
8145 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
8146 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
8147 config/arc/arc.h, config/mcore/mcore-elf.h,
8148 config/mcore/mcore-protos.h, config/mcore/predicates.md,
8149 config/mcore/mcore.md, config/mcore/mcore.c,
8150 config/mcore/mcore.opt, config/mcore/mcore.h,
8151 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
8152 config/score/predicates.md, config/score/score-version.h,
8153 config/score/score-protos.h, config/score/misc.md,
8154 config/score/elf.h, config/score/score.c, config/score/mac.md,
8155 config/score/score7.md, config/score/score.h,
8156 config/score/score-conv.h, config/score/score-mdaux.c,
8157 config/score/score.md, config/score/score.opt,
8158 config/score/score-modes.def, config/score/score-mdaux.h,
8159 config/score/mul-div.S, config/arm/uclinux-elf.h,
8160 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
8161 config/arm/symbian.h, config/arm/linux-elf.h,
8162 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
8163 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
8164 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
8165 config/arm/strongarm-pe.h, config/arm/arm.h,
8166 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
8167 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
8168 config/arm/arm-modes.def, config/arm/linux-eabi.h,
8169 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
8170 config/arm/arm-cores.def, config/arm/arm-protos.h,
8171 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
8172 config/arm/wince-pe.h, config/arm/neon.md,
8173 config/arm/constraints.md, config/arm/neon.ml,
8174 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
8175 config/arm/arm.opt, config/arm/arm926ejs.md,
8176 config/arm/predicates.md, config/arm/iwmmxt.md,
8177 config/arm/arm_neon.h, config/arm/unknown-elf.h,
8178 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
8179 config/arm/neon-testgen.ml, config/arm/arm.md,
8180 config/arm/xscale-coff.h, config/arm/pe.c,
8181 config/arm/arm-generic.md, config/arm/pe.h,
8182 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
8183 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
8184 config/arm/strongarm-elf.h, config/arm/cirrus.md,
8185 config/arm/netbsd-elf.h, config/arm/vxworks.h,
8186 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
8187 config/pa/predicates.md, config/pa/pa64-hpux.h,
8188 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
8189 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
8190 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
8191 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
8192 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
8193 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
8194 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
8195 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
8196 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
8197 config/pa/pa64-regs.h, config/pa/pa-modes.def,
8198 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
8199 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
8200 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
8201 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
8202 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
8203 config/mips/linux64.h, config/mips/elforion.h,
8204 config/mips/constraints.md, config/mips/generic.md,
8205 config/mips/predicates.md, config/mips/4300.md,
8206 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
8207 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
8208 config/mips/5k.md, config/mips/vr4120-div.S,
8209 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
8210 config/mips/mips-protos.h, config/mips/6000.md,
8211 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
8212 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
8213 config/mips/mips-modes.def, config/mips/vr.h,
8214 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
8215 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
8216 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
8217 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
8218 config/vax/openbsd1.h, config/vax/netbsd.h,
8219 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
8220 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
8221 config/h8300/rtems.h, config/h8300/predicates.md,
8222 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
8223 config/h8300/h8300.md, config/h8300/h8300.opt,
8224 config/h8300/coff.h, config/h8300/h8300-protos.h,
8225 config/v850/v850.md, config/v850/predicates.md,
8226 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
8227 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
8228 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
8229 config/mmix/mmix.h, config/mmix/predicates.md,
8230 config/mmix/mmix-protos.h, config/mmix/mmix.md,
8231 config/mmix/mmix.c, config/mmix/mmix.opt,
8232 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
8233 config/bfin/rtems.h, config/bfin/bfin-modes.def,
8234 config/bfin/predicates.md, config/bfin/bfin-protos.h,
8235 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
8238 2007-08-02 Richard Sandiford <richard@codesourcery.com>
8240 * emit-rtl.c (reset_used_decls): Rename to...
8241 (set_used_decls): ...this. Set the used flag rather than clearing it.
8242 (unshare_all_rtl_again): Update accordingly. Set flags on argument
8243 DECL_RTLs rather than resetting them.
8245 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
8247 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
8249 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
8251 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
8252 argument to find_reloads_address.
8254 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
8256 PR tree-optimization/32919
8257 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
8258 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
8259 (coalesce_ssa_name): Call it.
8261 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
8262 David Ung <davidu@mips.com>
8264 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
8265 (__mips16_unorddf2, __mips16_floatunsidf): New.
8266 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
8268 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
8270 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
8272 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
8273 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
8274 * tree.h (OMP_SECTIONS_CONTROL): New macro.
8275 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
8276 * omp-low.c (get_ws_args_for, determine_parallel_type,
8277 expand_omp_for_generic, expand_omp_for_static_nochunk,
8278 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
8279 Work with more precise CFG.
8280 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
8281 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
8283 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
8284 * gimple-low.c (lower_stmt): Ditto.
8285 * tree-inline.c (estimate_num_insns_1): Ditto.
8286 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
8287 (OMP_SECTIONS_SWITCH): New.
8288 * tree-cfgcleanup.c (cleanup_omp_return): New.
8289 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
8290 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
8291 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
8292 (tree_redirect_edge_and_branch): Handle omp constructs.
8294 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
8295 with three arguments.
8297 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
8299 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
8302 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
8304 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
8305 the loop structures may need fixing.
8306 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
8308 (cleanup_tree_cfg_loop): Removed.
8309 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
8310 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
8311 instead of running cleanup_tree_cfg_loop.
8312 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
8313 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
8314 (tree_predictive_commoning): Declaration changed.
8315 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
8317 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
8319 * doc/invoke.texi (l1-cache-size): Update documentation.
8320 (l2-cache-size): Document.
8321 * params.h (L2_CACHE_SIZE): New macro.
8322 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
8323 that L1_CACHE_SIZE is in kB now.
8324 (L2_CACHE_SIZE_BYTES): New macro.
8325 (tree_ssa_prefetch_arrays): Show size in kB.
8326 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
8327 and l2_cache_size fields.
8328 * config/i386/driver-i386.c (describe_cache): Detect cache size
8330 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
8331 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
8332 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
8333 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
8334 (override_options): Set l1-cache-size and l2-cache-size to default
8335 values if not specified otherwise.
8336 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
8337 (PARAM_L2_CACHE_SIZE): New.
8339 2007-08-01 Nigel Stephens <nigel@mips.com>
8340 David Ung <davidu@mips.com>
8341 Thiemo Seufer <ths@mips.com>
8342 Chris Dearman <chris@mips.com>
8343 Richard Sandiford <richard@codesourcery.com>
8345 * config.gcc (mips*-sde-elf*): New stanza.
8346 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
8347 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
8348 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
8349 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
8350 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
8351 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
8353 * config/mips/sde.h: New file.
8354 * config/mips/t-libgcc-mips16: Likewise.
8355 * config/mips/t-sde: Likewise.
8356 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
8357 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
8358 _MIPS_FPSET and _MIPS_SZINT.
8359 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
8360 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
8361 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
8362 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
8363 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
8364 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
8365 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
8366 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
8367 _MIPS_SZPTR and _MIPS_FPSET.
8368 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
8369 architecture is specified.
8370 (MIPS_32BIT_OPTION_SPEC): New macro.
8372 2007-07-31 Dan Hipschman <dsh@google.com>
8374 * gcc.c (end_going_arg): New function.
8375 (do_spec_2): Use it.
8376 (do_spec_1): Use it.
8378 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
8380 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
8381 only if ENABLE_CHECKING is defined.
8383 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
8385 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
8386 df_ru_add_problem, df_ru_get_bb_info): Removed.
8387 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
8388 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
8389 df_ru_free_bb_info, df_ru_alloc,
8390 df_ru_bb_local_compute_process_def,
8391 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
8392 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
8393 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
8394 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
8395 df_ru_add_problem): Removed.
8397 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8400 * pa.md (casesi32): Use match_scratch. Revise insn condition.
8401 (casesi32p, casesi64p): Likewise.
8402 (casesi): Adjust for above.
8404 2007-07-31 Richard Sandiford <richard@codesourcery.com>
8406 * mode-switching.c (create_pre_exit): Don't search past calls.
8408 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
8410 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
8412 2007-07-31 Revital Eres <eres@il.ibm.com>
8414 * ddg.c (add_deps_for_def): Rename to...
8415 (add_cross_iteration_register_deps): This. Change implementation
8416 to use only reaching def and def-use chains to construct the
8417 inter loop dependencies.
8418 (add_deps_for_use): Remove function.
8419 (build_inter_loop_deps): Call add_cross_iteration_register_deps
8420 function to build the inter loop dependencies.
8421 * modulo-sched.c (sms_schedule): Build only
8422 reaching def and def-use chains for the propose of the ddg
8425 2007-07-31 Julian Brown <julian@codesourcery.com>
8427 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
8428 New define_insns. Use correct RTL.
8429 (vec_set<mode>): Write as expander.
8431 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
8433 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
8434 to an unallocated space.
8436 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
8439 (split_constant_offset): Enable split_constant_offset to extract
8440 constants from other statements.
8441 * tree-vect-transform.c
8442 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
8443 to a temp var. Force base_offset to be simple.
8445 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
8447 * df-scan.c (df_scan_verify): Remove artificial limit on
8448 the number of blocks for verification.
8449 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
8450 df_simulate_defs): Avoid unnecessary insn checking for defs.
8452 2007-07-29 Mark Mitchell <mark@codesourcery.com>
8454 * config/m68k/lb1sf68.asm (FUNC): New macro.
8456 (__udivsi3): Likewise.
8457 (__divsi3): Likewise.
8458 (__umodsi3): Likewise.
8459 (__modsi3): Likewise.
8460 (__subdf3): Likewise.
8461 (__adddf3): Likewise.
8462 (__muldf3): Likewise.
8463 (__divdf3): Likewise.
8464 (__negdf2): Likewise.
8465 (__cmpdf2): Likewise.
8466 (__subsf3): Likewise.
8467 (__addsf3): Likewise.
8468 (__mulsf3): Likewise.
8469 (__divsf3): Likewise.
8470 (__negsf2): Likewise.
8471 (__cmpsf2): Likewise.
8472 (__eqdf2): Likewise.
8473 (__nedf2): Likewise.
8474 (__gtdf2): Likewise.
8475 (__gedf2): Likewise.
8476 (__ltdf2): Likewise.
8477 (__ledf2): Likewise.
8478 (__eqsf2): Likewise.
8479 (__nesf2): Likewise.
8480 (__gtsf2): Likewise.
8481 (__gesf2): Likewise.
8482 (__ltsf2): Likewise.
8483 (__lesf2): Likewise.
8485 2007-07-30 Ollie Wild <aaw@google.com>
8487 * c-ppoutput.c (print_lines_directives_only): New function.
8488 (scan_translation_unit_directives_only): New function.
8489 (preprocess_file): Add call to scan_translation_unit_directives_only.
8490 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
8491 (sanitize_cpp_opts): Add default flag_dump_macros setting for
8492 -fdirectives-only. Add errors for -fdirectives-only conflict with
8493 -Wunused-macros and -traditional.
8494 (finish_options): Add builtin macro initialization for
8495 -fdirectives-only + -fpreprocessed.
8496 * c.opt (fdirectives-only): New.
8497 * doc/cppopts.texi (fdirectives-only): New.
8499 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8501 * alias.c (record_set, memory_modified_1): Constify.
8502 * bt-load.c (note_btr_set): Likewise.
8503 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
8504 * combine.c (set_nonzero_bits_and_sign_copies,
8505 expand_field_assignment, record_dead_and_set_regs_1,
8506 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
8507 likely_spilled_retval_1): Likewise.
8508 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
8509 frv_io_handle_set): Likewise.
8510 * config/mips/mips.c (mips_sim_record_set,
8511 vr4130_true_reg_dependence_p_1): Likewise.
8512 * config/mt/mt.c (insn_dependent_p_1): Likewise.
8513 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
8514 * config/sh/sh.c (flow_dependent_p_1): Likewise.
8515 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
8516 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
8517 * ddg.c (mark_mem_store): Likewise.
8518 * df-problems.c (df_urec_mark_reg_change): Likewise.
8519 * function.c (update_epilogue_consts): Likewise.
8520 * gcse.c (record_set_info, record_last_set_info,
8521 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
8522 reg_clear_last_set): Likewise.
8523 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
8525 * jump.c (reversed_comparison_code_parts): Likewise.
8526 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
8527 reg_is_set): Likewise.
8528 * loop-iv.c (mark_altered): Likewise.
8529 * mode-switching.c (reg_becomes_live): Likewise.
8530 * optabs.c (no_conflict_move_test): Likewise.
8531 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
8533 * postreload.c (reload_combine_note_store, move2add_note_store):
8535 * regmove.c (flags_set_1): Likewise.
8536 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
8538 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
8540 * resource.c (update_live_status): Likewise.
8541 * rtl.h (set_of, note_stores): Likewise.
8542 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
8543 note_stores, parms_set): Likewise.
8544 * sched-rgn.c (sets_likely_spilled_1): Likewise.
8545 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
8547 * var-tracking.c (count_stores, add_stores): Likewise.
8549 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8551 * alias.c (mems_in_disjoint_alias_sets_p,
8552 fixed_scalar_and_varying_struct_p, aliases_everything_p,
8553 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
8554 write_dependence_p, mems_in_disjoint_alias_sets_p,
8555 read_dependence, true_dependence, canon_true_dependence,
8556 anti_dependence, output_dependence): Constify.
8557 * combine.c (extended_count): Likewise.
8558 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
8559 * cselib.c (get_value_hash, references_value_p,
8560 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
8561 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
8562 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
8563 * function.c (contains, prologue_epilogue_contains,
8564 sibcall_epilogue_contains): Likewise.
8565 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
8566 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
8567 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
8568 reg_or_subregno): Likewise.
8569 * recog.c (asm_noperands): Likewise.
8570 * reload1.c (function_invariant_p): Likewise.
8571 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
8572 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
8573 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
8574 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
8575 true_regnum, reg_or_subregno, condjump_in_parallel_p,
8576 extended_count, prologue_epilogue_contains,
8577 sibcall_epilogue_contains, function_invariant_p, true_dependence,
8578 canon_true_dependence, read_dependence, anti_dependence,
8579 output_dependence): Likewise.
8580 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
8582 2007-07-30 Julian Brown <julian@codesourcery.com>
8584 * config/arm/neon.md (V_ext): New mode attribute.
8585 (neon_vget_lane<mode>): Replace with define_expand.
8586 (neon_vget_lane<mode>_sext_internal)
8587 (neon_vget_lane<mode>_zext_internal): New define_insns for double
8588 and quad precision vectors.
8589 (neon_vget_lanedi): Add bounds check. Remove dead comment.
8590 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
8591 have typeless 32-bit result.
8593 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
8596 * tree-affine.h (aff_tree): The type of rest is sizetype for types
8598 * tree-affine.c (aff_combination_scale): If type is a pointer type,
8599 use sizetype for rest.
8600 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
8601 (aff_combination_convert): Don't convert rest for pointer types.
8603 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
8605 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
8607 * tree-ssa-alias.c: Add alloc-pool.h.
8608 (init_alias_info): Free alias_bitmap_obstack.
8609 (delete_alias_info): Call delete_mem_ref_stats.
8610 (get_mem_sym_stats_for): Use alloc_pool.
8611 (init_mem_ref_stats): Do not delete mem_ref_stats here.
8612 (delete_mem_sym_stats): Removed.
8614 2007-07-29 Sebastian Pop <sebpop@gmail.com>
8616 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
8617 functions cannot be represented as classical distance vectors.
8619 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8621 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
8622 * builtins.c (validate_arg, builtin_mathfn_code,
8623 validate_arglist): Likewise.
8624 * calls.c (call_expr_flags): Likewise.
8625 * combine.c (reg_nonzero_bits_for_combine,
8626 reg_num_sign_bit_copies_for_combine, get_last_value,
8627 reg_truncated_to_mode): Likewise.
8628 * emit-rtl.c (subreg_lowpart_p): Likewise.
8629 * expr.c (highest_pow2_factor_for_target,
8630 categorize_ctor_elements_1, categorize_ctor_elements,
8631 count_type_elements, contains_packed_reference,
8632 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
8633 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
8634 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
8635 native_encode_int, native_encode_real, native_encode_complex,
8636 native_encode_vector, native_encode_expr, native_interpret_int,
8637 native_interpret_real, native_interpret_complex,
8638 native_interpret_vector, native_interpret_expr): Likewise.
8639 * function.c (use_register_for_decl): Likewise.
8640 * gimplify.c (get_name): Likewise.
8641 * langhooks-def.h (lhd_return_null_const_tree): New.
8642 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
8643 * langhooks.c (lhd_return_null_const_tree): New.
8644 * langhooks.h (lang_get_callee_fndecl): Constify.
8645 * output.h (constructor_static_from_elts_p): Likewise.
8646 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
8647 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
8648 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
8649 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
8650 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
8651 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
8652 * rtlhooks-def.h (reg_nonzero_bits_general,
8653 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
8655 * rtlhooks.c (reg_num_sign_bit_copies_general,
8656 reg_nonzero_bits_general, reg_truncated_to_mode_general):
8658 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
8659 * stor-layout.c (mode_for_size_tree): Likewise.
8660 * tree-ssa-loop-im.c (memref_eq): Likewise.
8661 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
8662 * tree.c (contains_placeholder_p, type_list_equal,
8663 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
8665 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
8666 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
8667 contains_placeholder_p, contains_packed_reference,
8668 get_callee_fndecl, operand_equal_for_phi_arg_p,
8669 warn_if_unused_value, is_body_block, native_encode_expr,
8670 native_interpret_expr, fold_convertible_p, operand_equal_p,
8671 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
8672 validate_arglist, simple_cst_equal, type_list_equal,
8673 use_register_for_decl, call_expr_flags, get_name,
8674 highest_pow2_factor): Likewise.
8675 (const_call_expr_arg_iterator_d,
8676 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
8677 first_const_call_expr_arg, more_const_call_expr_args_p,
8678 FOR_EACH_CONST_CALL_EXPR_ARG): New.
8679 * varasm.c (constructor_static_from_elts_p): Constify.
8681 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
8683 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
8684 config/arm/neon-schedgen.ml, config/arm/neon.ml,
8685 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
8686 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
8687 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
8688 tree-vect-transform.c, tree.def: Fix comment typos. Follow
8689 spelling conventions.
8690 * doc/invoke.texi: Follow spelling conventions.
8692 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
8693 Revital Eres <eres@il.ibm.com>
8695 * modulo-sched.c (sms_schedule): Avoid loops which includes
8696 auto-increment instructions.
8698 2007-07-28 Richard Guenther <rguenther@suse.de>
8701 * fold-const.c (fold_cond_expr_with_comparison): Convert
8702 operand zero of MIN/MAX_EXPR to correct type.
8704 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8706 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
8707 flags_from_decl_or_type): Constify.
8708 * gcc.c (do_spec_1): Likewise.
8709 * print-tree.c (dump_addr, print_node_brief): Likewise.
8710 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
8711 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
8712 tree_purge_all_dead_eh_edges): Likewise.
8713 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
8714 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
8716 * tree.c (expr_location, expr_has_location, expr_locus,
8717 expr_filename, expr_lineno, get_inner_array_type,
8718 fields_compatible_p): Likewise.
8719 * tree.h (get_inner_array_type, fields_compatible_p,
8720 expr_location, expr_has_location, expr_locus, expr_filename,
8721 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
8722 setjmp_call_p, alloca_call_p): Likewise.
8724 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
8726 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
8727 TV_FLOW_INSENSITIVE.
8729 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
8731 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
8732 (compute_flow_insensitive_aliasing): Ditto for
8733 TV_FLOW_INSENSITIVE.
8735 2007-07-27 Jan Hubicka <jh@suse.cz>
8737 * config/i386/i386.c (register_move_cost): Remove accidentally
8738 comitted #if 0 block.
8740 * attribs.c: Include hashtab.h
8741 (attribute_hash): New.
8742 (substring): New structure.
8743 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
8745 (init_attributes): Initialize attribute hash.
8746 (decl_attributes): Use attribute hash.
8747 * Makefile.in (attribs.c): Depend on hashtab.h.
8749 2007-07-27 Steve Ellcey <sje@cup.hp.com>
8751 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
8753 2007-07-27 Richard Sandiford <richard@codesourcery.com>
8755 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
8756 __mips_dspr2 and __mips_dsp_rev macros.
8757 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
8759 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
8761 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
8763 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
8767 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
8768 and the updating of the live and do_not_gen sets.
8769 (df_note_bb_compute): Added updating of live and do_not_gen sets
8770 for regular defs so that the case of clobber inside conditional
8771 call is processed correctly.
8773 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
8775 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
8776 operands with compatible type.
8778 2007-07-27 Richard Sandiford <richard@codesourcery.com>
8780 * expr.h (store_bit_field): Don't return a value.
8781 * expmed.c (check_predicate_volatile_ok): New function.
8782 (store_bit_field_1): New function, extracted from store_bit_field.
8783 Take a fallback_p argument and return true if the operation succeeded.
8784 Only use store_fixed_bit_field if fallback_p. Don't recompute
8785 mode_for_extraction; use op_mode instead. Try forcing memories
8786 into registers if the insv expander fails.
8787 (store_bit_field): Use store_bit_field_1 with fallback_p true.
8788 Don't return a value.
8789 (convert_extracted_bit_field): New function, extracted from
8791 (extract_bit_field_1): Likewise. Take a fallback_p argument
8792 and return NULL if the operation succeeded. Only use
8793 extract_fixed_bit_field if fallback_p. Only calculate one
8794 extraction mode. Combine code for extv and extzv. Try forcing
8795 memories into registers if the ext(z)v expander fails.
8796 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
8798 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
8800 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
8802 (df_ref): Likewise. Put regno with other integer fields.
8804 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
8806 * df.h (df_mw_hardreg): Remove "loc" field.
8807 * df-scan.c (df_ref_record): Don't set it. Remove redundant
8809 * df-problems.c (df_whole_mw_reg_unused_p): New function,
8810 split out from df_set_unused_notes_for_mw. Return false for
8811 partial references. Assert that mw_reg is a REG when returning true.
8812 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
8813 (df_whole_mw_reg_dead_p): New function, split out from
8814 df_set_dead_notes_for_mw. Return false for partial references.
8815 Assert that mw_reg is a REG when returning true.
8816 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
8817 Remove redundant bitmap check.
8819 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
8821 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
8822 ($(T)crtend.o): Likwise.
8823 ($(T)crtbeginS.o): Likwise.
8824 ($(T)crtendS.o): Likwise.
8825 ($(T)crtfastmath.o): Likwise.
8827 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
8829 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
8830 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
8831 * basic-block.h (struct control_flow_graph): Added x_dom_computed
8832 and x_n_bbs_in_dom_tree fields.
8834 2007-07-26 Steve Ellcey <sje@cup.hp.com>
8836 PR tree-optimization/32087
8837 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
8838 Do not call scale_bbs_frequencies_int with prob of zero.
8840 2007-07-26 Julian Brown <julian@codesourcery.com>
8842 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
8843 (neon_element_bits): Add prototypes.
8844 * config/arm/arm.c (bounds_check, neon_lane_bounds)
8845 (neon_const_bounds, neon_element_bits): New functions.
8846 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
8847 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
8848 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
8849 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
8850 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
8851 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
8852 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
8853 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
8854 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
8855 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
8856 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
8857 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
8858 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
8860 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
8862 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
8863 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
8865 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
8866 Julian Brown <julian@codesourcery.com>
8868 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
8869 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
8870 * config/arm/cortex-a8.md: New.
8871 * config/arm/cortex-a8-neon.md: New.
8872 * config/arm/neon-schedgen.ml: New.
8873 * config/arm/neon.md (vqh_mnem): New.
8875 (Is_float_mode): New.
8876 (Scalar_mul_8_16): New.
8878 (V_mode_nunits): New.
8879 (All instruction patterns): Annotate with neon_type attribute
8881 * config/arm/arm.md: Include cortex-a8.md.
8882 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
8884 Annotate instruction patterns accordingly.
8885 (generic_sched): Do not use generic scheduling for Cortex-A8.
8886 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
8888 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
8890 * fold-const.c (fold_read_from_constant_string): Use
8892 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
8894 2007-07-26 Nick Clifton <nickc@redhat.com>
8896 * tree-ssa-operands.h: Change copyright header to refer to version
8897 3 of the GNU General Public License and to point readers at the
8898 COPYING3 file and the FSF's license web page.
8899 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
8900 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
8901 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
8902 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
8903 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
8904 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
8905 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
8906 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
8907 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
8908 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
8909 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
8910 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
8911 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
8912 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
8913 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
8914 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
8915 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
8916 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
8917 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
8918 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
8919 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
8920 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
8921 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
8922 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
8923 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
8924 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
8925 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
8926 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
8927 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
8928 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
8929 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
8930 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
8931 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
8932 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
8933 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
8934 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
8935 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
8936 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
8937 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
8938 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
8939 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
8940 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
8941 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
8942 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
8943 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
8944 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
8945 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
8946 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
8947 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
8948 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
8949 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
8950 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
8951 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
8952 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
8953 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
8954 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
8955 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
8956 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
8957 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
8958 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
8959 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
8960 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
8961 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
8962 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
8963 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
8964 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
8965 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
8966 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
8967 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
8968 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
8969 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
8970 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
8971 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
8972 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
8973 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
8974 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
8975 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
8976 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
8977 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
8978 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
8979 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
8980 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
8981 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
8982 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
8983 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
8984 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
8985 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
8986 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
8987 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
8988 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
8989 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
8990 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
8991 vecprim.h, basic-block.h, tree-ssa-structalias.c,
8992 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
8993 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
8994 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
8995 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
8996 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
8997 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
8998 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
8999 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
9000 convert.c, convert.h, langhooks-def.h, reload1.c,
9001 tree-ssa-operands.c: Likewise.
9003 2007-07-26 Jan Hubicka <jh@suse.cz>
9005 * tree-ssa-live.c: Include debug.h and flags.h.
9006 (mark_scope_block_unused): New function.
9007 (remove_unused_scope_block_p): New function.
9008 (remove_unused_locals): Remove unused blocks too.
9010 2007-07-25 Ian Lance Taylor <iant@google.com>
9012 * combine.c (combine_max_regno): Remove. Remove all uses.
9013 (struct reg_stat_struct): Rename from struct reg_stat.
9014 (reg_stat_type): Define, and declare VECs.
9015 (reg_stat): Change from pointer to VEC. Change all uses.
9016 (combine_split_insns): New static function.
9017 (try_combine, find_split_point): Call it instead of split_insns.
9019 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
9021 * cfghooks.c (split_block): Fix the information about loop latch.
9023 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
9025 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
9027 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
9029 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
9030 Scan the new edge for loop exit info.
9032 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
9034 * config/darwin.c: Include debug.h.
9036 2007-07-25 Steve Ellcey <sje@cup.hp.com>
9039 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
9041 2007-07-25 Steve Ellcey <sje@cup.hp.com>
9043 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
9044 (HARD_REGNO_MODE_OK): Ditto.
9045 (MODES_TIEABLE_P): Ditto.
9046 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
9047 (CLASS_MAX_NREGS): Ditto.
9048 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
9049 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
9050 (divdf3_internal_thr): Removed.
9051 * config/ia64/div.md: New file.
9052 * config/ia64/constraints.md: Add H constraint.
9054 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9056 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
9057 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
9058 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
9059 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
9060 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
9061 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
9062 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
9063 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
9064 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
9065 dump_sbitmap_file, debug_sbitmap, popcount_table,
9066 sbitmap_popcount): Constify.
9067 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
9068 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
9069 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
9070 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
9071 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
9072 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
9073 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
9074 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
9075 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
9076 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
9077 sbitmap_popcount, sbitmap_verify_popcount): Constify.
9079 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9081 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
9082 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
9083 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
9084 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
9085 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
9086 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
9087 bitmap_intersect_p, bitmap_intersect_compl_p,
9088 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
9089 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
9091 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
9092 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
9093 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
9094 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
9095 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
9096 debug_bitmap, debug_bitmap_file, bitmap_print,
9097 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
9098 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
9100 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
9102 * config/darwin.c (darwin_override_options): Additional fix for
9103 debug info formats that don't support var tracking.
9105 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9107 * cselib.c (entry_and_rtx_equal_p): Constify.
9108 * gengtype.c (output_mangled_typename, write_types, write_local):
9110 * gengtype.h (const_type_p): New.
9111 * see.c (eq_descriptor_extension, hash_descriptor_extension):
9113 * tlink.c (scan_linker_output): De-constify.
9114 * tree-ssa-loop-im.c (memref_eq): Constify.
9115 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
9116 (shared_bitmap_hash, shared_bitmap_eq): Constify.
9118 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9120 * c-common.c (fname_as_string, c_type_hash): Constify.
9121 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
9122 * cgraph.c (edge_hash, edge_eq): Likewise.
9123 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
9124 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
9125 reg_attrs_htab_eq): Likewise.
9126 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
9128 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
9129 const_decl_t, const_state_t, const_automata_list_el_t): New.
9130 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
9131 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
9132 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
9133 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
9134 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
9135 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
9136 compare_max_occ_cycle_nums, out_state_arcs_num,
9137 compare_transition_els_num, units_cmp, state_reservs_cmp):
9139 * genmodes.c (cmp_modes): Likewise.
9140 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
9141 * gimplify.c (compare_case_labels): Likewise.
9142 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
9143 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
9144 * matrix-reorg.c (mtt_info_hash): Likewise.
9145 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
9146 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
9147 (htab_hash_bucket, htab_hash_elem): Constify.
9148 * tree-browser.c (TB_parent_eq): Likewise.
9149 * tree-scalar-evolution.c (hash_scev_info): Likewise.
9150 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
9151 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
9152 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
9154 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
9155 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
9156 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
9157 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
9158 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
9160 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
9161 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
9162 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
9163 * tree-ssa-threadupdate.c (redirection_data_hash,
9164 redirection_data_eq): Likewise.
9165 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
9166 * tree-ssa.c (var_ann_eq): Likewise.
9167 * tree-vrp.c (compare_case_labels): Likewise.
9168 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
9169 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
9170 tree_not_check_failed, tree_class_check_failed,
9171 tree_range_check_failed, tree_not_class_check_failed,
9172 omp_clause_check_failed, omp_clause_range_check_failed,
9173 tree_contains_struct_check_failed, tree_operand_check_failed):
9175 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
9176 tree_not_check_failed, tree_class_check_failed,
9177 tree_range_check_failed, tree_not_class_check_failed,
9178 tree_operand_check_failed, omp_clause_operand_check_failed,
9179 tree_operand_length): Likewise.
9180 * var-tracking.c (const_variable): New.
9181 (variable_htab_hash, variable_htab_eq): Constify.
9182 * varasm.c (const_desc_hash): Likewise.
9184 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9186 * expr.c (handled_component_p): Constify.
9187 * fold-const.c (fit_double_type): Likewise.
9188 * real.h (real_value_from_int_cst): Likewise.
9189 * tree-flow-inline.h (gimple_in_ssa_p,
9190 gimple_aliases_computed_p, gimple_addressable_vars,
9191 gimple_call_clobbered_vars, gimple_referenced_vars,
9192 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
9193 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
9194 may_aliases, end_readonly_imm_use_p, has_zero_uses,
9195 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
9196 is_label_stmt, is_global_var, phi_ssa_name_p,
9197 factoring_name_p, is_call_clobbered, tree_common_ann,
9198 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
9199 unmodifiable_var_p, array_ref_contains_indirect_ref,
9200 ref_contains_array_ref, lookup_subvars_for_var,
9201 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
9202 gimple_mem_ref_stats): Likewise.
9203 * tree-flow.h (tree_common_ann, var_ann, function_ann,
9204 may_aliases, is_exec_stmt, is_label_stmt,
9205 ref_contains_array_ref, array_ref_contains_indirect_ref,
9206 var_can_have_subvars, overlap_subvar, is_call_clobbered,
9207 unmodifiable_var_p): Likewise.
9208 * tree-gimple.c (is_gimple_min_invariant): Likewise.
9209 * tree-gimple.h (is_gimple_min_invariant): Likewise.
9210 * tree.c (type_hash_list, attribute_hash_list, tree_size,
9211 cst_and_fits_in_hwi, real_value_from_int_cst,
9212 build_real_from_int_cst, integer_zerop, integer_onep,
9213 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
9214 tree_floor_log2, real_zerop, real_onep, real_twop,
9215 real_minus_onep, really_constant_p, purpose_member, chain_member,
9216 list_length, fields_length, int_size_in_bytes, bit_position,
9217 int_bit_position, byte_position, int_byte_position, expr_align,
9218 array_type_nelts, tree_node_structure,
9219 type_contains_placeholder_1, iterative_hash_pointer,
9220 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
9221 tree_map_base_eq, type_hash_list, type_hash_eq,
9222 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
9223 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
9224 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
9225 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
9226 int_fits_type_p, get_containing_scope, decl_function_context,
9227 decl_type_context, omp_clause_operand_check_failed,
9228 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
9229 * tree.h (omp_clause_operand_check_failed, tree_size,
9230 build_real_from_int_cst, array_type_nelts, purpose_member,
9231 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
9232 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
9233 is_attribute_p, check_qualified_type, expr_align,
9234 int_size_in_bytes, bit_position, int_bit_position, byte_position,
9235 int_byte_position, list_length, fields_length, initializer_zerop,
9236 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
9237 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
9238 tree_node_structure, handled_component_p, get_containing_scope,
9239 decl_function_context, decl_type_context, real_zerop,
9240 type_num_arguments, fit_double_type, really_constant_p,
9241 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
9242 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
9243 real_twop, real_minus_onep, int_cst_value): Likewise.
9245 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9247 * cfglayout.c (insn_scope, insn_line): Constify.
9248 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
9249 const_double_htab_hash, const_double_htab_eq,
9250 mem_attrs_htab_hash): Likewise.
9251 * loop-iv.c (biv_eq): Likewise.
9252 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
9253 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
9254 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
9256 * rtl-error.c (location_for_asm, diagnostic_for_asm,
9257 error_for_asm, warning_for_asm, _fatal_insn,
9258 _fatal_insn_not_found): Likewise.
9259 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
9260 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
9261 rtl_check_failed_type2, rtl_check_failed_code1,
9262 rtl_check_failed_code2, rtl_check_failed_code_mode,
9263 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
9264 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
9265 rtl_check_failed_type2, rtl_check_failed_code1,
9266 rtl_check_failed_code2, rtl_check_failed_code_mode,
9267 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
9268 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
9269 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
9270 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
9271 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
9272 rtx_unstable_p, get_integer_term, get_related_value,
9273 offset_within_block_p, reg_mentioned_p, count_occurrences,
9274 reg_referenced_p, reg_used_between_p, no_labels_between_p,
9275 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
9276 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
9277 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
9278 find_constant_src, find_reg_fusage, find_regno_fusage,
9279 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
9280 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
9281 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
9282 computed_jump_p, auto_inc_p, in_expr_list_p,
9283 remove_node_from_expr_list, loc_mentioned_in_p,
9284 label_is_jump_target_p, reversed_comparison_code_parts,
9285 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
9286 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
9287 print_inline_rtx): Likewise.
9288 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
9289 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
9290 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
9291 get_integer_term, get_related_value, offset_within_block_p,
9292 count_occurrences, reg_mentioned_p, no_labels_between_p,
9293 reg_used_between_p, reg_referenced_p, single_set_2,
9294 multiple_sets, set_noop_p, refers_to_regno_p,
9295 reg_overlap_mentioned_p, dead_or_set_p,
9296 covers_regno_no_parallel_p, covers_regno_p,
9297 dead_or_set_regno_p, find_reg_note, find_regno_note,
9298 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
9299 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
9300 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
9301 side_effects_p, may_trap_p_1, may_trap_p,
9302 may_trap_after_code_motion_p, may_trap_or_fault_p,
9303 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
9304 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
9305 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
9306 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
9307 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
9309 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
9310 warning_for_asm): Likewise.
9311 * tree.h (print_rtl): Likewise.
9312 * varasm.c (get_pool_mode): Likewise.
9314 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9316 * c-lex.c (c_lex_with_flags, lex_string): Constify.
9317 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
9318 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
9319 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
9320 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
9321 * ddg.c (compare_sccs): Likewise.
9322 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
9323 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
9324 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
9325 decimal_do_fix_trunc, decimal_real_to_integer,
9326 decimal_real_to_integer2, decimal_real_maxval): Likewise.
9327 * dse.c (const_group_info_t): New.
9328 (invariant_group_base_eq, invariant_group_base_hash): Constify.
9329 * dwarf2out.c (const_dw_die_ref): New.
9330 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
9331 * tree-browser.c (TB_parent_eq): Likewise.
9332 * unwind-dw2-fde.c (__register_frame_info_bases,
9333 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
9334 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
9336 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
9337 * unwind-dw2.c (uw_frame_state_for): Likewise.
9338 * value-prof.c (histogram_hash, histogram_eq): Likewise.
9339 * value-prof.h (const_histogram_value): New.
9341 2007-07-25 Richard Sandiford <richard@codesourcery.com>
9343 * config/mips/mips.c (machine_function): Add
9344 initialized_mips16_gp_pseudo_p.
9345 (mips16_gp_pseudo_reg): Do not emit the initialization of
9346 mips16_gp_pseudo_rtx when being called from the gimple cost-
9347 calculation routines; emit it on the first use outside those
9350 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9352 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
9355 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
9356 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
9357 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
9358 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
9359 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
9360 Preserve const-ness of parameters through use of __typeof(),
9361 also constify and tidy.
9363 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
9364 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
9365 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
9366 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
9367 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
9368 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
9369 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
9370 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
9371 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
9373 2007-07-25 Julian Brown <julian@codesourcery.com>
9374 Mark Shinwell <shinwell@codesourcery.com>
9376 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
9377 (alpha_mangle_type): This.
9378 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
9379 (TARGET_MANGLE_TYPE): Define this instead.
9380 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
9381 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
9382 (arm_init_neon_builtins): Fix comment.
9383 (arm_mangle_map_entry): New.
9384 (arm_mangle_map): New.
9385 (arm_mangle_type): New.
9386 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
9387 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
9388 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
9389 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
9390 (TARGET_MANGLE_TYPE): Define this instead.
9391 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
9392 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
9393 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
9394 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
9395 (TARGET_MANGLE_TYPE): Define this instead.
9396 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
9398 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
9399 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
9400 (TARGET_MANGLE_TYPE): Define this instead.
9401 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
9402 (s390_mangle_type): This.
9403 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
9404 (TARGET_MANGLE_TYPE): Define this instead.
9405 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
9406 (sparc_mangle_type): This.
9407 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
9408 (TARGET_MANGLE_TYPE): Define this instead.
9409 * cp/mangle.c (write_type): Call mangle_type target hook on all
9410 types before mangling. Use original type, not main variant, as
9412 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
9413 (TARGET_MANGLE_TYPE): This.
9414 * target.h (gcc_target): Rename mangle_fundamental_type to
9416 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
9417 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
9419 2007-07-25 Julian Brown <julian@codesourcery.com>
9420 Paul Brook <paul@codesourcery.com>
9421 Joseph Myers <joseph@codesourcery.com>
9422 Mark Shinwell <shinwell@codesourcery.com>
9424 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
9425 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
9426 (with_fpu): Allow --with-fpu=neon.
9427 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
9428 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
9429 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
9430 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
9431 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
9432 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
9433 (neon_emit_pair_result_insn, neon_disambiguate_copy)
9434 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
9435 (output_move_neon): Add prototypes.
9436 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
9437 (all_fpus): Add FPUTYPE_NEON.
9438 (fp_model_for_fpu): Add NEON field.
9439 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
9440 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
9442 (arm_legitimate_address_p): Don't support fancy addressing for NEON
9444 (thumb2_legitimate_address_p): Likewise.
9445 (neon_valid_immediate): Recognize and prepare constants suitable for
9447 (neon_immediate_valid_for_move): New function. Recognize and prepare
9448 immediates for NEON move instructions.
9449 (neon_immediate_valid_for_logic): New function. Recognize and
9450 prepare immediates for NEON logic instructions.
9451 (neon_output_logic_immediate): New function. Create asm string
9452 suitable for outputting immediate logic instructions.
9453 (neon_pairwise_reduce): New function. Implement reduction using
9454 pairwise operations.
9455 (neon_expand_vector_init): New function. Expand a (possibly
9456 non-constant) vector initialization.
9457 (neon_vector_mem_operand): New function. Memory operands supported
9458 for quad-word loads/stores to/from ARM or NEON registers. Don't
9459 allow base+offset addressing for core regs.
9460 (neon_struct_mem_operand): New function. Valid mems for NEON
9462 (coproc_secondary_reload_class): Enable NEON registers to be loaded
9463 from neon_vector_mem_operand addresses without a secondary register.
9464 (add_minipool_forward_ref): Handle >8-byte minipool entries.
9465 (add_minipool_backward_ref): Likewise.
9466 (dump_minipool): Likewise.
9467 (push_minipool_fix): Likewise.
9468 (output_move_quad): New function. Output quad-word moves, loads and
9469 stores using ARM registers.
9470 (output_move_vfp): Add support for vectors in VFP (NEON) D
9472 (output_move_neon): Output a NEON load/store to/from a quadword
9474 (arm_print_operand): Implement new codes:
9475 - 'c' for unadorned integers (without a # sign).
9476 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
9478 - 'e', 'f' for the low and high D parts of a NEON Q register.
9479 - 'q' outputs a NEON Q register.
9480 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
9481 - 'T' prints NEON opcode features from a coded bitmask.
9482 - 'F' is similar to T, but signed/unsigned codes both print as
9484 - 't' is similar to T, but 'u' is printed instead of 'p'.
9485 - 'O' prints 'r' if NEON instruction should perform rounding (as
9486 specified by bitmask), else prints nothing.
9487 - '#' is a punctuation character to stop operand numbers from
9488 running together with following digits in the assembler
9489 strings for instructions (when using mode attributes).
9490 (arm_assemble_integer): Handle extra NEON vector modes. Permute
9491 constant vectors in big-endian mode, where necessary.
9492 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
9493 Handle EI, OI, CI, XI modes.
9494 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
9495 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
9496 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
9497 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
9498 (neon_builtin_type_bits): Add enumeration, one bit for each vector
9500 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
9501 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
9502 to turn v8qi, etc. into bits defined above.
9503 (neon_itype): New enumeration. Classifications of NEON builtins.
9504 (neon_builtin_datum): Define struct. Contains information about
9505 a single builtin (with multiple modes).
9506 (CF): Define helper macro for...
9507 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
9509 (neon_builtin_data): New array. Define information about builtins
9510 for use during initialization/expansion.
9511 (arm_init_neon_builtins): New function.
9512 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
9514 (neon_builtin_compare): New function.
9515 (locate_neon_builtin_icode): New function. Find an insn code for a
9516 builtin given a function code for that builtin. Also return type of
9517 builtin (NEON_BINOP, NEON_UNOP etc.).
9518 (builtin_arg): New enumeration. Types of arguments for builtins.
9519 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
9520 Takes a variable argument list of builtin_arg types, terminated by
9522 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
9523 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
9524 (neon_emit_pair_result_insn): New function. Support returning pairs
9525 of vectors via a pointer.
9526 (neon_disambiguate_copy): New function. Set up operands for a
9527 multi-word copy such that registers do not get clobbered.
9528 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
9529 ARM_BUILTIN_NEON_BASE.
9530 (arm_file_start): Set float-abi attribute for NEON.
9531 (arm_vector_mode_supported_p): Enable NEON vector modes.
9532 (arm_mangle_map_entry): New.
9533 (arm_mangle_map): New.
9534 (arm_mangle_vector_type): New.
9535 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
9537 (TARGET_NEON): New macro. Target supports NEON.
9538 (fputype): Add FPUTYPE_NEON.
9539 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
9540 for vectorization based on command-line arg.
9541 (NEON_REGNO_OK_FOR_NREGS): Define.
9542 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
9543 (VALID_NEON_STRUCT_MODE): Define.
9544 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
9545 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
9546 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
9547 (consttable_16): Add pattern for outputting 16-byte minipool
9549 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
9551 (vec-common.md, neon.md): Include md files.
9552 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
9553 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
9554 (memory_constraint "Ut", "Un", "Us"): Define.
9555 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
9556 (MMX_char): New mode attribute.
9557 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
9558 (*add<mode>3_iwmmxt): New insn pattern.
9559 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
9560 (*sub<mode>3_iwmmxt): New insn pattern.
9561 (mulv4hi3): Rename to...
9562 (*mulv4hi3_iwmmxt): This.
9563 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
9564 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
9565 (uminv4hi3, uminv2si3): Remove. Replace with...
9566 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
9567 (*umin<mode>3_iwmmxt): These.
9568 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
9569 (ashr<mode>3_iwmmxt): This new pattern.
9570 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
9571 (lshr<mode>3_iwmmxt): This new pattern.
9572 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
9573 (ashl<mode>3_iwmmxt): This new pattern.
9574 * config/arm/neon-docgen.ml: New file. Generate documentation for
9576 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
9577 * config/arm/arm_neon.h: New (autogenerated).
9578 * config/arm/neon-testgen.ml: New file. Generate NEON tests
9580 * config/arm/neon.md: New file. Define NEON instructions.
9581 * config/arm/neon.ml: New file. Abstract description of NEON
9582 instructions, used to generate arm_neon.h header, documentation and
9584 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
9585 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
9587 * doc/extend.texi (ARM Built-in Functions): Rename and remove
9589 (ARM NEON Intrinsics): New subsection.
9590 * doc/arm-neon-intrinsics.texi: New (autogenerated).
9592 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
9594 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
9597 2007-07-24 Jan Hubicka <jh@suse.cz>
9599 * regclass.c (move_table): New type.
9600 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
9601 (init_move_cost): Break out from ...
9602 (init_reg_sets_1): ... here; simplify computation of
9603 have_regs-of_mode and contains_reg_of_mode.
9604 (record_reg_classes): Unswitch internal loops.
9605 (copy_cost): Trigger lazy initialization of move cost
9606 (record_address_regs): Likewise.
9608 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
9610 * config/darwin.c (darwin_override_options): Don't force on
9611 flag_var_tracking_uninit when no debug info is requested.
9613 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
9615 * cfgloop.c (init_loops_structure): New function.
9616 (flow_loops_find): Create root of the loop tree unconditionally.
9618 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
9620 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
9622 2007-07-24 Jan Hubicka <jh@suse.cz>
9624 * caller-save.c: Include ggc.h, gt-caller-save.h
9625 (reg_save_code, reg_restore_code): Rename to ...
9626 (cached_reg_save_code, cached_reg_restore_code): ... those.
9627 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
9628 (reg_save_code, reg_restore_code): New functions.
9629 (init_caller_save): Do not intialize
9630 reg_save_code/reg_restore_code tables.
9631 * Makefile.in: (gt-caller-save.h): New.
9633 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
9635 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
9636 with the mode of the original operand instead of
9639 2007-07-23 Jan Hubicka <jH@suse.cz>
9641 * i386.c (ix86_secondary_memory_needed): Break out to...
9642 (inline_secondary_memory_needed): ... here.
9643 (ix86_memory_move_cost): Break out to ...
9644 (inline_memory_move_cost): ... here; add support for IN value of 2 for
9645 maximum of input and output; fix handling of Q_REGS on 64bit.
9646 (ix86_secondary_memory_needed): Microoptimize.
9648 2007-07-23 Sebastian Pop <sebpop@gmail.com>
9650 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
9651 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
9652 stmts_from_loop, known_dependences_p, build_rdg): New.
9653 * tree-data-ref.h: Depends on graphds.h.
9654 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
9655 (build_rdg): Declared.
9656 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
9658 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
9660 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
9663 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
9664 Jakub Jelinek <jakub@redhat.com>
9666 PR middle-end/PR28690
9667 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
9669 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
9670 and MEM_POINTER operands over REG and MEM operands.
9671 (swap_commutative_operands_p): Change return value to bool.
9672 * rtl.h: Update the corresponding prototype.
9673 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
9674 instead of gen_rtx_PLUS.
9675 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
9676 value to bool. Change function arguments to rtx's and update code
9678 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
9679 calls to match the new declaration.
9680 * simplify-rtx.c (simplify_associative_operation): Don't
9681 reorder simplify_binary_operation arguments.
9683 2007-07-23 Richard Sandiford <richard@codesourcery.com>
9685 * config/mips/mips.c (override_options): Use mips_costs to derive
9686 the default branch cost.
9687 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
9689 * config/mips/mips.opt (mbranch-cost=): New option.
9690 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
9692 2007-07-23 Richard Sandiford <richard@codesourcery.com>
9694 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
9695 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
9696 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
9697 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
9699 2007-07-23 Richard Sandiford <richard@codesourcery.com>
9701 * config/mips/constraints.md (ks): New constraint.
9702 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
9703 (*add<mode>3_mips16): ...here.
9705 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
9707 * optabs.h (enum optab_index): Add new OTI_signbit.
9708 (signbit_optab): Define corresponding macro.
9709 (enum insn_code signbit_optab[]): Remove array.
9710 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
9711 (expand_copysign_absneg): If back end provides signbit insn, use it
9712 instead of bit operations on floating point argument.
9713 * builtins.c (enum insn_code signbit_optab[]): Remove array.
9714 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
9715 for availability of signbit insn.
9717 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
9718 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
9719 SSE mode is not active.
9720 (isinf<mode>2): Disable for mfpmath=sse,387.
9722 2007-07-22 Ben Elliston <bje@au.ibm.com>
9724 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
9726 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
9728 2007-07-20 Richard Guenther <rguenther@suse.de>
9730 * tree-cfg.c (verify_expr): COND_EXPRs can have any
9731 integral typed condition.
9732 * tree-ssa.c (useless_type_conversion_p): Do not preserve
9733 booleanness. Only preserve conversions from a non-base
9734 type to a base type, not in general between types with
9735 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
9736 * tree.def (COND_EXPR): Document that the condition
9737 can be of any integral type.
9739 2007-07-20 Nigel Stephens <nigel@mips.com>
9740 Richard Sandiford <richard@codesourcery.com>
9742 * config/mips/mips.h (mips_dwarf_regno): Declare.
9743 (DBX_REGISTER_NUMBER): Remove redundant brackets.
9744 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
9745 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
9746 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
9747 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
9748 (REG_CLASS_NAMES): Update accordingly.
9749 * config/mips/mips.c (mips_dwarf_regno): New array.
9750 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
9751 (mips_subword): Remove special handling for accumulator registers.
9752 (override_options): Initiailize mips_dwarf_regno. Remove use
9754 (mips_swap_registers): New function.
9755 (mips_conditional_register_usage): Swap accumulator registers
9756 around if TARGET_LITTLE_ENDIAN.
9757 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
9758 * config/mips/constraints.md (h, l): Use the endianness to choose
9759 between MD0_REG and MD1_REG.
9760 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
9761 alternative-dependent template.
9763 2007-07-20 Richard Sandiford <richard@codesourcery.com>
9765 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
9768 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
9770 * function.c (thread_prologue_and_epilogue_insns): Fix exit
9771 predecessor fallthru flags.
9773 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
9775 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
9776 of compare to the same type.
9777 * cfgloopmanip.c (add_loop): Update information about loop exits.
9778 (loop_version): Remove the innermost loop requirement.
9779 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
9780 to sizetype for pointers.
9782 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
9784 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
9785 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
9786 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
9788 * config/dfp-bit.c: Empty for TFmode conversions.
9790 2007-07-18 Caroline Tice <ctice@apple.com>
9792 * var-tracking.c (find_src_status): Check for COND_EXEC insns
9793 and handle them correctly; check that src is not NULL before
9795 (find_src_set_src): Likewise.
9797 2007-07-18 Bob Wilson <bob.wilson@acm.org>
9799 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
9800 (struct alignment_context, init_alignment_context): New.
9801 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
9802 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
9803 (XCHAL_HAVE_S32C1I): Likewise.
9804 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
9805 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
9806 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
9807 (ATOMIC, HQI): New macros.
9808 (memory_barrier, *memory_barrier): New.
9809 (sync_lock_releasesi): New.
9810 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
9811 (sync_lock_test_and_set<mode>): New.
9812 (sync_<atomic><mode>): New.
9813 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
9814 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
9815 (xtensa_expand_atomic): New.
9817 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9821 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
9822 transformation for builtin ISNORMAL.
9823 (expand_builtin): Handle BUILT_IN_ISNORMAL.
9824 * builtins.def (BUILT_IN_ISNORMAL): New.
9825 * doc/extend.texi: Document isnormal.
9827 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9831 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
9832 optabs infrastructure. Provide generic implementation for
9834 (expand_builtin): Handle FINITE/ISFINITE.
9835 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
9836 (fold_builtin_1): Likewise.
9838 * builtins.def (BUILT_IN_ISFINITE): New.
9840 * doc/extend.texi: Document isfinite.
9842 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9847 * builtins.c (expand_builtin_interclass_mathfn): Provide a
9848 generic fallback for isinf.
9849 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
9850 calculation code ...
9851 * real.c (get_max_float): ... to here.
9852 * real.h (get_max_float): New.
9854 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9858 * builtin-attrs.def (ATTR_TYPEGENERIC,
9859 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
9861 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
9862 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
9863 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
9864 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
9866 * c-common.c (handle_type_generic_attribute): New.
9867 (c_common_attribute_table): Add "type generic".
9869 * c-typeck.c (convert_arguments): Handle "type generic" functions.
9871 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
9873 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
9874 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
9877 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
9880 * config/cris/cris.c (cris_print_index): Don't use XEXP before
9881 checking that the operand is an expression.
9883 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
9884 Danny Smith <dannysmith@users.sourceforge.net>
9887 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
9888 file mapping object in local namespace if Windows version later
9891 2007-07-18 Richard Sandiford <richard@codesourcery.com>
9893 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
9894 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
9895 arm_cannot_force_const_mem.
9896 (arm_cannot_force_const_mem): New function.
9897 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
9898 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
9899 of arm_tls_referenced_p.
9900 * config/arm/arm.md (movsi): Split out-of-section constants when
9901 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
9902 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
9904 2007-07-18 Richard Sandiford <richard@codesourcery.com>
9906 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
9908 2007-07-18 Richard Sandiford <richard@codesourcery.com>
9910 * config/mips/mips.md (*extendqihi2): Convert the destination
9913 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9915 * config/pa/fptr.c: Update license header.
9916 * config/pa/milli64.S: Likewise.
9918 2007-07-17 Nick Clifton <nickc@redhat.com>
9920 * COPYING_v3: New file. Contains version 3 of the GNU General
9922 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
9923 Lesser General Public License.
9924 * doc/include/gpl_v3.texi: New file. Contains version 3 of
9925 the GNU General Public License.
9927 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
9929 PR rtl-optimization/32773
9930 * cfglayout.c (force_one_exit_fallthru): New function.
9931 (cfg_layout_finalize): Use it.
9933 2007-07-16 Richard Guenther <rguenther@suse.de>
9934 Uros Bizjak <ubizjak@gmail.com>
9936 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
9937 before forcing it to gimple operand.
9939 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
9940 David Ung <davidu@mips.com>
9942 * config/mips/mips.h (TUNE_24K): Define.
9943 (TUNE_MACC_CHAINS): Add TUNE_24K.
9944 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
9946 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
9947 (r74k_int_madd): .. this new reservation.
9948 (define_bypass): Fixed bypasses for r74k_int_madd to use
9950 * config/mips/24k.md (define_bypass): Define new
9951 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
9953 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
9954 Nigel Stephens <nigel@mips.com>
9956 * config/mips/mips.md: Include 20kc.md.
9957 * config/mips/20kc.md: New file.
9958 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
9959 (mips_adjust_cost): Tweak for 20Kc.
9960 (mips_issue_rate): Likewise.
9961 * config/mips/mips.h (TUNE_20KC): Define.
9963 2007-07-16 David Edelsohn <edelsohn@gnu.og>
9965 * config/rs6000/rs6000.c (struct processor_cost): Add
9966 cache_line_size, l1_cache_lines, and simultaneous_prefetches
9968 (*_cost): Add cache information.
9969 (rs6000_override_options): Set cache parameters.
9971 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9974 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
9975 * doc/install.texi (mips-sgi-irix6): pthread support works now.
9977 2007-07-16 Paul Brook <paul@codesourcery.com>
9980 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
9981 (cirrus_thumb2_movsi_insn): Ditto.
9983 2007-07-15 Geoffrey Keating <geoffk@apple.com>
9985 * config/rs6000/darwin-fallback.c (interpret_libc): Change
9988 2007-07-15 Andrew Haley <aph@redhat.com>
9990 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
9991 before looking in the context.
9993 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9997 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
9998 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
9999 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
10000 (pa_output_function_prologue): Use rp_saved and
10001 current_function_is_leaf to generate .CALLINFO statement.
10002 (hppa_expand_prologue): Set rp_saved.
10003 (hppa_expand_epilogue): Use rp_saved.
10004 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
10005 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
10007 2007-07-14 Dirk Mueller <dmueller@suse.de>
10009 * omega.c (coalesce): Fix memory leak on early exit.
10010 * matrix-reorg.c (check_allocation_function): Likewise.
10011 * tree-vect-transform.c (vect_get_new_vect_var): free result
10013 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
10014 pass pointer to edge vector
10015 (partition_hot_cold_basic_blocks): Fix memory leak.
10016 * collect2.c (prefix_from_string): Free temporary storage.
10017 * reload1.c (fixup_abnormal_edges): Free sbitmap.
10019 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
10021 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
10022 (DO_GLOBAL_DTORS_BODY): Likewise.
10024 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
10025 Nigel Stephens <nigel@mips.com>
10027 * config/mips/mips.c (mips_classify_symbol): Don't return
10028 SYMBOL_SMALL_DATA for constant pool addresses if
10029 TARGET_EMBEDDED_DATA is true.
10031 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
10033 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
10034 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
10035 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
10036 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
10037 __builtin_ia32_storehps, __builtin_ia32_storelps,
10038 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
10039 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
10040 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
10041 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
10042 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
10043 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
10044 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
10045 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
10046 using def_builtin_const.
10048 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
10050 PR tree-optimization/32705
10051 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
10052 (simplify_binary_expression): Use SSA_VAL consistently.
10054 2007-07-13 David Edelsohn <edelsohn@gnu.org>
10056 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
10057 (SPEFSCR_REGNO): Delete definition.
10058 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
10059 COUNT_REGISTER_REGNUM -> CTR_REGNO.
10060 * config/rs6000/rs6000.h: Do not define *_REGNO.
10061 LINK_REGISTER_REGNUM -> LR_REGNO.
10062 COUNT_REGISTER_REGNUM -> CTR_REGNO.
10063 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
10064 COUNT_REGISTER_REGNUM -> CTR_REGNO.
10065 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
10066 R_VRSAVE, R_VSCR. Use them.
10067 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
10068 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
10069 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
10070 * config/rs6000/aix.h: Define R_LR. Use it.
10072 2007-07-13 Caroline Tice <ctice@apple.com>
10074 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
10075 flag_var_tracking is explicitly turned off (i.e. when variable
10076 tracking is not feasible); otherwise, turn flag_var_tracking on when
10077 flag_var_tracking_uninit is on.
10078 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
10079 note definitions, to allow recording of initialization status in the
10081 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
10082 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
10083 determine if two note locations are equal.
10084 (output_loc_list): Don't output list entries whose start & end labels
10086 (reg_loc_descriptor): Add parameter for initialization status; pass it
10087 to other loc descriptor functions.
10088 (one_reg_loc_descriptor): Add parameter for initialization status;
10089 check its value and add DW_OP_GNU_uninit to returned loc descr if
10091 (multiple_reg_loc_descriptor): Add parameter for initialization
10093 pass init status argument to other loc descriptor functions; check
10094 value of intialization parameter and add DW_OP_GNU_uninit to returned
10095 loc descr if appropriate.
10096 (based_loc_descr): Add parameter for initialization status; add new
10097 variable for return value; check value of initialization parameter and
10098 add DW_OP_GNU_uninit to returned loc descr if appropriate.
10099 (concatn_mem_loc_descriptor): Add parameter for initialization status;
10100 pass init status argument to other loc descriptor functions; check
10101 value of intialization parameter and add DW_OP_GNU_uninit to returned
10102 loc descr if appropriate.
10103 (mem_loc_descriptor): Likewise.
10104 (concat_loc_descriptor): Likewise.
10105 (concatn_loc_descriptor): Likewise.
10106 (loc_descriptor): Add parameter for initialization status; pass it as
10107 argument to other loc descriptor function calls.
10108 (loc_descriptor_from_tree_1): Add appropriate initialization status
10109 to loc descriptor function calls.
10110 (add_location_or_const_value_attribute): Get initialization status
10111 from VAR_LOCATION note; add initialization status to loc descriptor
10113 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
10114 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
10115 status is uninitialized, add "[uninint]" to output.
10116 * common.opt (fvar-tracking-uninit): New option, similar to
10117 fvar-tracking, to turn on tracking of uninitialized variables; creates
10118 a new global flag, flag_var_tracking_uninit.
10119 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
10120 (enum var_init_status): New type, for var initialization status field.
10121 * var-tracking.c (struct location_chain_def): Two new fields, init,
10122 for initialization status, and set_src for the assignment value expr.
10123 (unshare_variable): New parameter for initialization status;
10124 initialize new init and set_src fields.
10125 (var_reg_set): New parameters for initialization status and value;
10126 pass them to set_variable_part.
10127 (var_mem_set): Likewise.
10128 (get_init_value): New function.
10129 (var_reg_delete_and_set): New initialization status & value
10130 parameters; add call to get_init_value if status is unknown; pass new
10131 parameters to clobber_variable_part and var_reg_set.
10132 (var_mem_delete_and_set): Likewise.
10133 (var_reg_delete): Pass null set_src value to clobber_variable_part.
10134 (var_mem_delete): Likewise.
10135 (variable_union): Pass status to unshare_variable; initialize new init
10136 and set_src fields. If flag_var_tracking_uninit is not set, force
10137 status to initialized.
10138 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
10139 used later to get the set_src value.
10140 (find_src_status): New function.
10141 (find_src_set_src): New function.
10142 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
10143 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
10144 MO_SET, get set_src value and pass it to var_reg_delete_and_set
10145 and var_mem_delete_and_set.
10146 (dump_variable): Print out "[uninit]" if appropriate.
10147 (set_variable_part): Add new initialization and set_src parameters;
10148 pass status to unshare_variable; set node->init and node- >set_src
10149 fields and modify slot in hash table appropriately; save the init and
10150 set_src values if appropriate and assign to the new node.
10151 (clobber_variable_part): New set_src parameter; if two nodes have
10152 same variable and same location but different set_src (assignment)
10153 values, clobber old node.
10154 (delete_variable_part): Pass init status to unshare_variable.
10155 (emit_note_insn_var_location): Add initialized var; assign var's init
10156 status to new 'initialized'; pass new init status field to calls to
10157 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
10158 status to initialized.
10159 (emit_notes_in_bb): Pass initialization status to calls to
10160 var_reg_set, var_mem_set, var_reg_delete_and_set and
10161 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
10162 var_reg_delete_and_set and var_mem_delete_and_set; call
10163 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
10164 make up for change in add_stores.
10165 (vt_add_function_parameters): Add status to calls to
10167 * config/darwin.c (darwin_override_options): Turn on uninitialized
10168 tracking automatically, if var_tracking is on and the system is
10171 2007-07-13 Sa Liu <saliu@de.ibm.com>
10173 * config.gcc: Add options for arch and tune on SPU.
10174 * config/spu/predicates.md: Add constant operands 0 and 1.
10175 * config/spu/spu-builtins.def: Add builtins for double precision
10176 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
10177 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
10179 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
10181 * config/spu/spu-protos.h: Add new function prototypes.
10182 * config/spu/spu.c (spu_override_options): Check options -march and
10184 (spu_comp_icode): Add comparison code for DFmode and vector mode.
10185 (spu_emit_branch_or_set): Use the new code for DFmode and vector
10187 (spu_const_from_int): New. Create a vector constant from 4 ints.
10188 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
10189 (spu_emit_vector_compare): New. Emit vector compare.
10190 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
10191 * config/spu/spu.h: Add options -march and -mtune. Define processor
10192 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
10193 CANONICALIZE_COMPARISON.
10194 * config/spu/spu.md: Add new insns for double precision compare
10195 and double precision vector compare. Add vcond and smax/smin patterns
10196 to enable DFmode vector conditional expression.
10197 * config/spu/spu.opt: Add options -march and -mtune.
10198 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
10199 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
10200 both CELL and CELLEDP targets: spu_testsv.
10201 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
10204 2007-07-13 Richard Guenther <rguenther@suse.de>
10206 PR tree-optimization/32721
10207 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
10208 TREE_THIS_VOLATILE on the folded reference.
10209 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
10210 if the array reference has TREE_THIS_VOLATILE set.
10212 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
10215 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
10217 2007-07-13 Andreas Schwab <schwab@suse.de>
10219 * gengtype-lex.l: Allow declarations to be indented.
10221 2007-07-12 Geoffrey Keating <geoffk@apple.com>
10223 * ginclude/tgmath.h: New.
10224 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
10225 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
10226 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
10227 * configure: Regenerate.
10229 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
10231 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
10232 correct index when setting register save state for xd
10235 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
10237 * config/sh/sh.c (mark_use): Remove.
10239 2007-07-12 Paul Brook <paul@codesourcery.com>
10241 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
10242 reg does not overlap return value.
10244 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
10246 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
10247 (set_expression_vuses): Ditto.
10248 (init_pre): Initialize expression_vuses.
10250 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10252 * config/i386/sse.md (storentdf, storentsf): New.
10254 2007-07-12 Geoffrey Keating <geoffk@apple.com>
10256 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
10258 * tree.c (build_decl_stat): Move code from here...
10259 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
10260 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
10261 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
10262 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
10263 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
10266 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
10267 Devang Patel <dpatel@apple.com>
10269 PR tree-optimization/25413
10270 * targhooks.c (default_builtin_vector_alignment_reachable): New.
10271 * targhooks.h (default_builtin_vector_alignment_reachable): New.
10272 * tree.h (contains_packed_reference): New.
10273 * expr.c (contains_packed_reference): New.
10274 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
10275 (vect_enhance_data_refs_alignment): Call
10276 vector_alignment_reachable_p.
10277 * target.h (vector_alignment_reachable): New builtin.
10278 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
10279 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
10280 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
10282 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
10284 * target.h (builtin_vectorization_cost): Add new target builtin.
10285 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
10286 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
10287 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
10288 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
10289 uninitialized variables.
10290 * tree-vect-transform.c (cost_for_stmt): New function.
10291 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
10292 using cost 1 for all scalar stmts. Be less conservative when
10293 estimating the number of prologue/epulogue iterations. Call
10294 targetm.vectorize.builtin_vectorization_cost. Return
10295 min_profitable_iters-1.
10296 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
10297 initialization cost instead of TARG_VEC_STMT_COST. Use
10298 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
10299 epilogue code. Fix epilogue cost computation.
10300 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
10301 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
10302 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
10303 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
10304 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
10305 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
10307 2007-07-12 Richard Guenther <rguenther@suse.de>
10309 * gimplify.c (gimplify_conversion): Make sure that the result
10310 from maybe_fold_offset_to_reference is trivially convertible
10311 to the desired type before doing the simplification.
10312 (gimplify_expr): Likewise.
10313 * fold-const.c (fold_binary): Use the correct types for
10314 building the simplified expression.
10316 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10318 PR rtl-optimization/32729
10319 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
10320 that fallthru to exit.
10322 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
10324 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
10325 (symDTPOFF2reg): Likewise.
10327 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
10329 PR tree-optimization/32663
10331 * tree.h (VALUE_HANDLE_VUSES): Remove.
10332 (struct tree_value_handle): Remove vuses.
10334 * tree-vn.c (create_value_handle_for_expr): Don't set
10335 VALUE_HANDLE_VUSES.
10337 * tree-ssa-pre.c (expression_vuses): New.
10338 (alloc_expression_id): Set up expression_vuses.
10339 (get_expression_vuses): New.
10340 (set_expression_vuses): Ditto.
10341 (clear_expression_ids): Modify for expression_vuses.
10342 (phi_translate_1): Ditto.
10343 (phi_translate_set): Ditto.
10344 (value_dies_in_block_x): Ditto
10345 (valid_in_sets): Ditto.
10346 (add_to_sets): Ditto.
10347 (find_existing_value_expr): Ditto.
10348 (create_value_handle_for_expr): Ditto.
10349 (make_values_for_stmt): Ditto.
10350 (vuse_equiv): Remove.
10352 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
10354 * Makefile.in (mostlyclean): Remove object files.
10356 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
10358 * toplev.c (no_new_pseudos): Deleted.
10359 * rtl.h (no_new_pseudos): Deleted.
10360 * tree-pass.h (pass_no_new_pseudos): Deleted.
10361 * passes.c (pass_no_new_pseudos): Deleted.
10362 * final.c (rest_of_clean_state): Removed no_new_pseudos.
10363 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
10364 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
10366 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
10367 * rtlhooks.c (gen_lowpart_general): Ditto.
10368 * optabs.c (prepare_operand): Ditto.
10369 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
10371 * modulo-sched.c (rest_of_handle_sms): Ditto.
10372 * see.c (rest_of_handle_see): Ditto.
10373 * ifcvt.c (if_convert): Ditto.
10374 (gate_handle_if_after_combine): Replaced no_new_pseudos with
10376 * init-regs.c (gate_initialize_regs): Deleted set of
10378 * lower-subreg.c (decompose_multiword_subregs): Ditto.
10379 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
10380 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
10382 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
10385 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
10386 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
10387 (*vec_extractv2di_1_rex64): New insn pattern.
10389 2007-07-11 David Daney <ddaney@avtrex.com>
10391 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
10392 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
10393 for SIGNAL_UNWIND_RETURN_COLUMN.
10394 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
10395 (DWARF_FRAME_REGNUM): Rewrite.
10396 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
10398 2007-07-11 Nick Clifton <nickc@redhat.com>
10400 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
10401 delta and use gen_int_mode in place of GET_INT instead.
10403 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
10405 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
10408 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
10410 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
10411 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
10413 * params.h (VERIFY_CANONICAL_TYPES): Remove.
10414 (USE_CANONICAL_TYPES): New.
10415 * doc/invoke.texi (verify-canonical-types): Remove.
10416 (use-canonical-types): Add.
10418 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
10420 * config/spu/spu.c (spu_optimization_options): Remove setting of
10421 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
10422 (spu_override_options): Move it here.
10424 2007-07-11 Richard Sandiford <richard@codesourcery.com>
10426 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
10427 * config/mips/mips.c (mips_cpu_info_table): Mention
10428 MIPS_ISA_LEVEL_SPEC in the comment.
10430 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
10432 PR tree-optimization/32713
10433 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
10435 2007-07-11 Paolo Carlini <pcarlini@suse.de>
10437 PR middle-end/30482
10438 * c-opts.c (c_common_post_options): Do not change flag_complex_method
10439 conditional to flag_isoc99.
10440 (c_common_init_options): Do it here, unconditionally.
10442 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
10444 PR tree-optimization/32589
10445 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
10446 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
10447 * tree-ssa-propagate.c (valid_gimple_expression_p): New
10448 predicate, extracted from...
10449 (set_rhs): ...here. Call it for the expression on entry.
10450 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
10451 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
10452 (simplify_binary_expression): Use valid_gimple_expression_p
10453 to validate the simplification.
10454 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
10456 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
10458 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
10459 DWARF2_DEBUG on 32 bit target too.
10460 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
10462 2007-07-11 Nick Clifton <nickc@redhat.com>
10464 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
10465 version for 64-bit hosts.
10467 2007-07-10 David Daney <ddaney@avtrex.com>
10469 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
10471 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
10473 * config/mips/mips.c (mips_expand_synci_loop): New function.
10474 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
10475 (UNSPEC_RDHWR): Same.
10476 (UNSPEC_SYNCI): Same.
10477 (UNSPEC_SYNC): Same.
10478 (clear_cache): New expand.
10482 (clear_hazard): Same.
10483 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
10485 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
10486 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
10488 2007-07-10 Ian Lance Taylor <iant@google.com>
10490 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
10493 2007-07-10 David Daney <ddaney@avtrex.com>
10495 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
10496 * builtins.c (expand_builtin___clear_cache): New function.
10497 (expand_builtin): Call expand_builtin___clear_cache for
10498 BUILT_IN_CLEAR_CACHE case.
10499 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
10500 * doc/md.texi (clear_cache): Document new instruction pattern.
10501 * testsuite/gcc.dg/builtins-64.c: New test.
10503 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
10505 * config/cris/cris.md ("movsi"): Fix typo in last change.
10507 2007-07-09 Geoffrey Keating <geoffk@apple.com>
10510 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
10512 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
10513 * varasm.c (assemble_start_function): Honor DECL_ALIGN
10514 for FUNCTION_DECLs. Don't use align_functions_log if
10516 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
10517 even for FUNCTION_DECLs.
10518 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
10520 * tree.h (DECL_ALIGN): Update for new location of 'align'.
10521 (DECL_FUNCTION_CODE): Update for new location and name of
10523 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
10524 (struct tree_decl_common): Move 'align' and 'off_align' out
10525 of union, ensure they're still on a 32-bit boundary. Remove
10526 other fields in union 'u1'.
10527 (struct tree_function_decl): Add field 'function_code' replacing
10528 'u1.f' in tree_decl_common.
10529 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
10530 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
10531 (Variable Attributes): Cross-reference 'aligned' attribute
10532 to Function Attributes.
10533 * flags.h (force_align_functions_log): Delete.
10534 * toplev.c (force_align_functions_log): Delete.
10536 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
10539 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
10540 (*vec_concatv2di_rex): New insn pattern.
10542 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10545 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
10547 2007-07-10 Ian Lance Taylor <iant@google.com>
10549 Replace no_new_pseudos in backends.
10550 * rtl.h (can_create_pseudo_p): Define.
10551 * config/darwin.c (machopic_indirect_data_reference): Use
10552 can_create_pseudo_p () instead of no_new_pseudos.
10553 (machopic_indirect_data_reference): Likewise.
10554 (machopic_legitimize_pic_address): Likewise.
10555 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
10556 (alpha_emit_set_const_1): Likewise.
10557 (alpha_emit_set_const): Likewise.
10558 (alpha_emit_conditional_move): Likewise.
10559 (alpha_split_conditional_move): Likewise.
10560 * config/alpha/alpha.md (various splitters): Likewise.
10562 * config/arm/arm.c (legitimize_pic_address): Likewise.
10563 (arm_load_pic_register): Likewise.
10564 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
10565 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
10566 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
10567 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
10568 * config/cris/cris.md (movsi): Likewise.
10569 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
10570 (symGOTOFF2reg_hilo): Likewise.
10571 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
10572 * config/h8300/h8300.md (insv, extzv): Likewise.
10573 * config/i386/i386.c (ix86_expand_move): Likewise.
10574 (ix86_expand_vector_move): Likewise.
10575 (ix86_prepare_fp_compare_args): Likewise.
10576 (ix86_expand_carry_flag_compare): Likewise.
10577 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
10578 (tls_dynamic_gnu2_combine_32): Likewise.
10579 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
10580 * config/ia64/ia64.c (ia64_expand_move): Likewise.
10581 (ia64_expand_movxf_movrf): Likewise.
10582 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
10583 (m32c_split_move): Likewise.
10584 (m32c_expand_insv): Likewise.
10585 * config/m68k/m68k.md (movsi): Likewise.
10586 * config/mips/mips.c (mips_force_temporary): Likewise.
10587 (mips_split_symbol): Likewise.
10588 (mips_move_integer): Likewise.
10589 (mips_legitimize_const_move): Likewise.
10590 * config/mn10300/mn10300.md (movsi): Likewise.
10591 * config/pa/pa.c (emit_move_sequence): Likewise.
10592 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
10593 (rs6000_got_register): Likewise.
10594 (create_TOC_reference): Likewise.
10595 (rs6000_machopic_legitimize_pic_address): Likewise.
10596 * config/rs6000/rs6000.md (add<mode>3): Likewise.
10597 (various splitters): Likewise.
10598 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
10599 (movsi_got): Likewise.
10600 * config/s390/s390.c (emit_symbolic_move): Likewise.
10601 * config/s390/s390.md (movhi, movqi): Likewise.
10602 (load_multiple, store_multiple): Likewise.
10603 * config/score/score.c (score_force_temporary): Likewise.
10604 * config/sh/sh.c (prepare_move_operands): Likewise.
10605 (prepare_cbranch_operands): Likewise.
10606 (emit_fpu_switch): Likewise.
10607 (fpscr_set_from_mem): Likewise.
10608 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
10609 (adddi3, subsi3): Likewise.
10610 (various splitters): Likewise.
10611 (divsi_inv_fp_combine): Likewise.
10612 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
10613 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
10615 * config/sh/predicates.md (xor_operand): Likewise.
10616 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
10617 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
10618 (movdi_pic_label_ref): Likewise.
10619 * config/spu/spu.c (spu_split_immediate): Likewise.
10620 * config/alpha/alpha.md (various splitters): Remove test
10621 !no_new_pseudos || reload_completed.
10622 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
10624 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
10625 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
10626 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
10627 * config/score/score.c (th_output_mi_thunk): Likewise.
10628 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
10629 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
10631 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
10633 PR rtl-optimization/32664
10634 * mode-switching.c (create_pre_exit): Skip barrier insns.
10636 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
10638 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
10639 force_gimple_operand_bsi.
10640 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
10641 rewrite_use_compare): Ditto.
10642 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
10644 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
10645 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
10646 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
10647 * tree-profile.c (prepare_instrumented_value,
10648 tree_gen_interval_profiler, tree_gen_pow2_profiler,
10649 tree_gen_one_value_profiler, tree_gen_ic_profiler,
10650 tree_gen_ic_func_profiler, tree_gen_average_profiler,
10651 tree_gen_ior_profiler): Ditto.
10652 * tree-ssa-reassoc.c (negate_value): Ditto.
10653 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
10654 Use force_gimple_operand_bsi.
10655 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
10656 * tree-if-conv.c (add_to_dst_predicate_list,
10657 find_phi_replacement_condition): Ditto.
10658 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
10659 Call mark_symbols_for_renaming for new statements.
10660 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
10662 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
10664 * cfghooks.c (remove_edge): New function.
10665 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
10667 * cfghooks.h (remove_edge): Declare.
10668 * cfg.c (remove_edge): Renamed to remove_edge_raw.
10669 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
10671 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
10673 * optabs.h: Added declaration for signbit_optab.
10674 * optabs.c: (init_optabs): Added initialization for signbit_optab.
10675 * genoptinit.c (optabs): Added entry for signbit insns.
10676 * builtins.c (expand_builtin_signbit): Added code to use a signbit
10677 insn, if available.
10678 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
10679 * config/s390/s390.md (signbit<mode>2): New expander.
10681 2007-07-09 Richard Guenther <rguenther@suse.de>
10683 PR middle-end/32698
10684 * fold-const.c (fold_plusminus_mult_expr): Move constant
10685 arguments second to allow decomposing.
10687 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
10690 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
10692 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
10693 Disregard DECL_FROM_INLINE.
10695 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
10698 * doc/invoke.texi: Add ftree-reassoc flag.
10699 * common.opt (ftree-reassoc): New flag.
10700 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
10701 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
10703 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
10705 PR tree-optimization/32681
10706 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
10707 saved in second_edge->aux when first_bb is a loop header.
10709 2007-07-09 Jan HUbicka <jh@suse.cz>
10711 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
10713 2007-07-09 Richard Guenther <rguenther@suse.de>
10715 * c-decl.c (start_function): Do not promote return type.
10717 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
10719 * function.c (do_warn_unused_parameter): Do not warn if
10720 TREE_NO_WARNING is set.
10722 2007-07-08 Andreas Schwab <schwab@suse.de>
10724 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
10726 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
10729 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
10731 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
10732 apply to assembly language, too.
10733 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
10735 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
10737 Revert (note the sccvn portions are *not* reverted)
10738 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
10740 Fix PR tree-optimization/23488
10742 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
10744 * tree-flow-inline.h (get_value_handle): Ditto.
10745 * tree-ssa-pre.c (decl_vh_map): New.
10746 (decl_node_pool): New.
10747 (can_value_number_operation): Support DECL_P.
10748 (can_PRE_operation): Ditto.
10749 (create_expression_by_pieces): Ditto.
10750 (find_existing_value_expr): Modify to differnetiate between
10751 addressing and top level.
10752 (create_value_handle_for_expr): Handle DECL's.
10753 (poolify_tree): Ditto.
10754 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
10755 (make_values_for_stmt): Handle DECL's properly.
10756 (init_pre): Reorg to not init useless things during FRE.
10758 * tree-flow.h: Include pointer-set.h.
10759 (decl_vh_map): Declare.
10760 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
10762 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
10764 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
10765 the constraint description.
10766 * doc/md.texi: Update documentation of AVR constraints.
10768 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
10770 * auto-inc-dec.c, config/arm/arm.c,
10771 config/m32r/constraints.md, config/mips/mips.md,
10772 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
10773 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
10774 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
10775 typos. Follow spelling conventions.
10776 * doc/invoke.texi, doc/rtl.texi: Fix typos.
10778 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
10779 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
10781 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
10782 realloc_vuse): Remove.
10783 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
10786 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
10788 Fix PR tree-optimization/23488
10790 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
10791 (try_to_simplify): Ditto.
10792 (visit_use): Ditto.
10793 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
10795 * tree-flow-inline.h (get_value_handle): Ditto.
10796 * tree-ssa-pre.c (decl_vh_map): New.
10797 (decl_node_pool): New.
10798 (can_value_number_operation): Support DECL_P.
10799 (can_PRE_operation): Ditto.
10800 (create_expression_by_pieces): Ditto.
10801 (find_existing_value_expr): Modify to differnetiate between
10802 addressing and top level.
10803 (create_value_handle_for_expr): Handle DECL's.
10804 (poolify_tree): Ditto.
10805 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
10806 (make_values_for_stmt): Handle DECL's properly.
10807 (init_pre): Reorg to not init useless things during FRE.
10809 * tree-flow.h: Include pointer-set.h.
10810 (decl_vh_map): Declare.
10811 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
10813 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
10815 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
10816 apply to assembly language, too.
10817 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
10819 2007-07-06 Ian Lance Taylor <iant@google.com>
10820 Zack Weinberg <zackw@panix.com>
10822 PR middle-end/32441
10823 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
10825 2007-07-06 Richard Sandiford <richard@codesourcery.com>
10827 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
10828 (prefetch): Likewise if "pref" would be used.
10830 2007-07-06 Josh Conner <jconner@apple.com>
10832 PR middle-end/32602
10833 PR middle-end/32603
10834 * calls.c (store_one_arg): Handle arguments which are partially
10835 on the stack when detecting argument overlap.
10837 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
10839 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
10840 chosen during find_reloads.
10842 2007-07-06 Richard Guenther <rguenther@suse.de>
10844 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
10845 TYPE_ARG_TYPES for verification of argument types. Use
10846 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
10847 parameters as variable arguments.
10849 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
10851 * libgcc2.h (word_type): Type definition removed.
10852 (cmp_return_type, shift_count_type): Type definitions added.
10853 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
10854 replaced with shift_count_type.
10855 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
10857 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
10858 changed from word_type to Wtype.
10859 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
10860 replaced with shift_count_type.
10861 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
10863 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
10864 and libgcc_shift_count attribute added.
10865 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
10866 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
10867 (TARGET_INITIALIZER): New target hooks added.
10868 * targhooks.c (default_libgcc_cmp_return_mode,
10869 default_libgcc_shift_count_mode): Default implementations for the new
10870 target hooks added.
10871 * targhooks.h (default_libgcc_cmp_return_mode,
10872 default_libgcc_shift_count_mode): Function prototypes added.
10873 * target.h (struct gcc_target): Fields for the new target hooks added.
10874 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
10876 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
10879 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
10880 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
10882 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
10883 s390_libgcc_shift_count_mode): Functions added.
10884 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
10885 Target hooks defined.
10887 2007-07-06 Richard Sandiford <richard@codesourcery.com>
10889 * config/mips/mips.c (compute_frame_size): Restore the original
10890 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
10891 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
10892 Document why the difference is needed.
10894 2007-07-06 Richard Guenther <rguenther@suse.de>
10896 * c-common.c (boolean_increment): Use correctly typed
10899 2007-07-06 Richard Sandiford <richard@codesourcery.com>
10901 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
10902 the topmost argument register is not also included in the save mask.
10903 (mips16e_collect_argument_save_p): Take a pointer to the argument
10904 register, rather than a pointer to the number of arguments.
10905 (mips16e_collect_argument_saves): Only include argument saves
10906 that aren't in the register mask.
10908 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
10910 PR rtl-optimization/32450
10911 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
10912 to ensure that instructions are not moved into the prologue when
10913 profiling is on. Remove unused prologue_end variable.
10914 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
10915 as a scheduling barrier.
10917 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
10920 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
10921 Disregard DECL_FROM_INLINE.
10923 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
10925 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
10926 IORing with a constant.
10928 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
10930 PR rtl-optimization/32475
10931 * df-scan.c (df_def_record_1): Add a use of the stack pointer
10932 for every definition of the stack pointer.
10934 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
10936 * arm.c (vfp3_const_double_index): Copy signed results of
10937 REAL_VALUE_TO_INT into unsigned vars.
10939 2007-07-05 Richard Guenther <rguenther@suse.de>
10941 PR middle-end/32639
10942 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
10944 * tree-ssa.c (useless_type_conversion_p): Check canonical
10947 2007-07-05 Anatoly Sokolov <aesok@post.ru>
10949 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
10950 zero_extendhisi2): Change to define_insn_and_split.
10951 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
10953 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
10955 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
10956 pass_match_asm_constraints): New.
10957 * passes.c (init_optimization_passes): Add new pass.
10958 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
10959 * function.h (struct function): Add has_asm_statement bit.
10960 (current_function_has_asm_statement): New.
10961 * tree-pass.h (pass_match_asm_constraints): New.
10963 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
10965 * config/mips/mips.c (mips_file_start): Avoid declaration
10968 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
10970 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
10972 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
10974 * rtl.def (NOTE): Change print format string to print
10975 operand 5 as a note insn name.
10977 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
10978 David Ung <davidu@mips.com>
10980 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
10981 * doc/invoke.texi: (MIPS Options): Document them.
10983 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
10984 David Ung <davidu@mips.com>
10986 Add support for SmartMIPS ASE.
10988 * optabs.c (expand_binop_directly): New, broken out from...
10989 (expand_binop): Here. Make it try rotating in the other
10990 direction even when the second operand isn't constant.
10991 * config/mips/mips.md (*lwxs): New.
10992 * config/mips/mips.opt (msmartmips): New.
10993 * config/mips/mips.c (mips_lwxs_address_p): New.
10994 (mips_rtx_costs): Make it recognize scaled indexed addressing.
10995 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
10996 __mips_smartmips when compiling for TARGET_SMARTMIPS.
10997 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
10998 (ISA_HAS_LWXS): New.
10999 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
11000 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
11001 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
11002 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
11003 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
11004 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
11005 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
11007 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
11009 * tree-vectorizer.c (new_loop_vec_info): Initialize
11010 LOOP_VINFO_COST_MODEL_MIN_ITERS.
11011 * tree-vectorizer.h (_loop_vec_info): Added new filed
11012 min_profitable_iters.
11013 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
11014 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
11015 * tree-vect-analyze.c (vect_analyze_operations): Set
11016 LOOP_VINFO_COST_MODEL_MIN_ITERS.
11017 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
11018 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
11019 Fix calculation of peel_iters_prologue. Move consideration of epilogue
11020 and prologue cost to after they are computed.
11021 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
11022 TARG_VEC_STMT_COST.
11023 (vect_model_simple_cost): Takes additional argument dt. Consider cost
11024 of creating vectors from scalars according to dt.
11025 (vect_model_store_cost): Likewise.
11026 (vectorizable_call): Use dt array instead of scalar dt. Call
11027 vect_model_simple_cost with additional argument dt.
11028 (vectorizable_assignment): Likewise.
11029 (vectorizable_operation): Likewise.
11030 (vectorizable_type_demotion): Likewise.
11031 (vectorizable_type_promotion): Likewise.
11032 (vectorizable_store): Use dt array instead of scalar dt. Call
11033 vect_model_store_cost with additional argument dt.
11034 (vect_do_peeling_for_loop_bound): Don't call
11035 vect_estimate_min_profitable_iters. Instead, lookup
11036 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
11037 "may not be profitable".
11039 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
11042 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
11043 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
11044 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
11045 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
11047 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
11049 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
11050 addressing modes cheaper.
11052 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
11054 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
11055 (dw_ranges_struct): Rename block_num to num. Adjust.
11056 (dw_ranges_by_label_struct): New.
11057 (ranges_by_label, ranges_by_label_allocated,
11058 ranges_by_label_in_use): New variables.
11059 (add_ranges_num): Factored most of the code out of...
11060 (add_ranges): ... this one. Rewrite in terms of the former.
11061 (add_ranges_by_labels): New.
11062 (output_ranges): Output by-label ranges.
11063 (dwarf2out_finish): Output range for multiple-section
11064 compile_unit. Output standard DW_AT_low_pc in addition to
11065 unexpected DW_AT_entry_pc.
11067 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
11069 PR tree-optimization/32604
11070 PR tree-optimization/32606
11072 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
11073 (compute_antic_safe): Removed.
11074 (ANTIC_SAFE_LOADS): Ditto.
11075 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
11076 (execute_pre): Don't call compute_antic_safe.
11077 (vuse_equiv): New function.
11078 (make_values_for_stmt): Use it
11079 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
11082 2007-07-04 Anatoly Sokolov <aesok@post.ru>
11085 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
11086 rather than a decl.
11087 (avr_attribute_table): Make "naked" attribute apply to function types
11088 rather than to decls.
11089 (avr_handle_fntype_attribute): New function.
11091 2007-07-04 Joseph Myers <joseph@codesourcery.com>
11093 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
11096 2007-07-04 David Ung <davidu@mips.com>
11097 Joseph Myers <joseph@codesourcery.com>
11099 * config/mips/mips.md (type): Add logical, signext and move.
11100 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
11101 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
11102 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
11103 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
11104 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
11105 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
11106 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
11107 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
11108 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
11109 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
11110 movv2sf_hardfloat_64bit): Use the new types.
11111 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
11112 *movdf_softfloat, *movdf_mips16): Use "multi".
11113 (extendqihi2): Replace with a define_expand.
11114 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
11115 Based on extend<SHORT:mode><GPR:mode>2 patterns.
11116 * config/mips/74k.md (r74k_int_logical): New reservation and
11118 (r74k_int_arith): Remove "slt".
11119 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
11120 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
11121 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
11122 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
11123 reservations for "arith".
11125 2007-07-04 Richard Guenther <rguenther@suse.de>
11127 * tree-ssa.c (useless_type_conversion_p): Add handling for
11128 scalar float and vector types. Only call the types_compatible_p
11129 langhook for aggregate types as last resort. Follow the
11132 2007-07-04 Richard Guenther <rguenther@suse.de>
11134 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
11135 the same as NOP_EXPR.
11137 2007-07-04 Nick Clifton <nickc@redhat.com>
11139 * target.h (struct gcc_target): Add target_help field.
11140 * target-def.h (TARGET_HELP): New.
11141 (TARGET_INITIALIZER): Use TARGET_HELP.
11142 * opts.c (command_handle_option): Invoke target_help function, if
11143 defined, when the user has specified --target-help on the command
11145 * doc/invoke.texi: Mention that --target-help might print
11146 additional information.
11147 * doc/tm.texi: Document TARGET_HELP hook.
11149 * arm.c (TARGET_HELP): Override default definition.
11150 (arm_target_help): New - display a wrapped list of cores and
11151 architectures supported.
11153 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
11155 * config/v850/v850.c (expand_prologue): Make sure
11156 GEN_INT() argument is sign extended rather than zero extended.
11157 (expand_epilogue): Likewise.
11158 (output_move_double): Delete.
11159 * config/v850/v850-protos.h (output_move_double): Delete.
11160 * config/v850/v850.md (movdi): Delete.
11161 (*movdi_internal): Delete.
11163 (*movdf_internal): Delete.
11165 2007-07-04 Richard Sandiford <richard@codesourcery.com>
11167 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
11168 unless compiling RTP PIC.
11170 2007-07-04 Richard Guenther <rguenther@suse.de>
11172 PR tree-optimization/32482
11173 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
11174 original ssa name if we didn't find a shift expression.
11175 Fix shift constant for bit zero test.
11177 2007-07-04 Richard Sandiford <richard@codesourcery.com>
11179 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
11181 2007-07-04 Richard Sandiford <richard@codesourcery.com>
11183 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
11184 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
11185 * config/arm/vxworks.h (ASM_SPEC): Delete.
11186 (SUBTARGET_EXTRA_ASM_SPEC): Define.
11188 2007-07-04 Sebastian Pop <sebpop@gmail.com>
11190 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
11191 (DDR_REVERSED_P): New.
11192 * tree-data-ref.c (initialize_data_dependence_relation,
11193 build_classic_dist_vector): Set DDR_REVERSED_P.
11195 2007-07-04 Sebastian Pop <sebpop@gmail.com>
11197 PR middle-end/32457
11198 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
11199 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
11200 init_omega_for_ddr_1): Use non conservative number of iterations
11202 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
11203 (analyze_siv_subscript): Remove FIXME and reinitialization of
11204 last_conflicts to chrec_dont_know.
11205 * testsuite/gfortran.dg/vect/pr32457.f90: New.
11207 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
11209 * tree.c (maybe_canonicalize_argtypes): Improve description.
11211 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
11213 * tree.c (maybe_canonicalize_argtypes): New.
11214 (build_function_type): Set canonical type.
11215 (build_method_type_directly): Ditto.
11216 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
11219 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11221 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
11223 (rewrite_use_nonlinear_expr): Likewise.
11225 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
11227 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
11229 2007-07-04 Ben Elliston <bje@au.ibm.com>
11231 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
11234 * c-objc-common.c (c_types_compatible_p): Fix indentation.
11236 * doc/tm.texi (Run-time Target): Capitalise "CPU".
11237 (Exception Handling): Likewise.
11239 2007-07-03 Jan Hubicka <jh@suse.cz>
11241 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
11243 2007-07-03 Eric Christopher <echristo@apple.com>
11245 * doc/cppopts.texi: Add conflicting option note to -dM.
11246 * doc/invoke.texi: Add note about possible conflicts with
11247 -E for -dCHARS and note that -dM will not produce
11248 any results if there is no machine dependent reorg.
11250 2007-07-03 Geoffrey Keating <geoffk@apple.com>
11252 * tree.h (DECL_ALIGN): Back out previous change.
11254 2007-07-03 Joseph Myers <joseph@codesourcery.com>
11256 * configure.ac: Test for .dtprelword support on MIPS.
11257 * configure, config.in: Regenerate.
11258 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
11259 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
11261 2007-07-03 Julian Brown <julian@codesourcery.com>
11263 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
11264 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
11265 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
11266 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
11268 (all_fpus): Add FPUTYPE_VFP3.
11269 (fp_model_for_fpu): Add VFPv3 field.
11270 (arm_rtx_costs_1): Give cost to VFPv3 constants.
11271 (vfp3_const_double_index): New function. Return integer index of
11272 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
11274 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
11275 and argument represents a valid RTX for a VFPv3 constant.
11276 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
11278 (vfp_emit_fstmd): Similar, for fstmd.
11279 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
11280 constants, represented as integer indices.
11281 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
11282 VFP_REGNO_OK_FOR_DOUBLE macros.
11283 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
11284 (arm_file_start): Set float-abi attribute for VFPv3, and output
11285 correct ".fpu" assembler directive.
11286 (arm_dbx_register_numbering): Add FIXME.
11287 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
11288 (fputype): Add FPUTYPE_VFP3.
11289 (FIXED_REGISTERS): Add 32 registers for D16-D31.
11290 (CALL_USED_REGISTERS): Likewise.
11291 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
11292 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
11293 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
11294 (D7_VFP_REGNUM): New.
11295 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
11296 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
11297 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
11298 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
11299 (REG_ALLOC_ORDER): Adjust for VFPv3.
11300 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
11301 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
11302 VFP_LO_REGS, VFP_HI_REGS.
11303 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
11304 (IS_VFP_CLASS): Define macro.
11305 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
11307 (REGISTER_MOVE_COST): Likewise.
11308 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
11309 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
11310 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
11311 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
11312 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
11313 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
11314 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
11315 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
11316 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
11317 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
11318 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
11319 where appropriate for single-word registers.
11320 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
11321 As above. Fix type attributes.
11322 * config/arm/constraints.md (register_contraint "t"): Define.
11323 (register_constraint "w"): Change to D0-D15, or D0-D31 for
11325 (register_constraint "x"): Define.
11326 (constraint "Dv"): Define.
11328 2007-07-03 Geoffrey Keating <geoffk@apple.com>
11330 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
11332 2007-07-03 Tom Tromey <tromey@redhat.com>
11334 * c-parser.c (objc_pq_context): Removed.
11335 (objc_need_raw_identifier): Likewise.
11336 (c_parser) <objc_pq_context>: New field.
11337 <objc_need_raw_identifier>: Likewise.
11338 (OBJC_NEED_RAW_IDENTIFIER): Removed.
11339 (c_lex_one_token): Update.
11340 (c_parser_objc_protocol_definition): Update.
11341 (c_parser_objc_method_definition): Update.
11342 (c_parser_objc_methodproto): Update.
11343 (c_parser_declspecs): Update.
11345 2007-07-03 David Ung <davidu@mips.com>
11347 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
11349 2007-07-03 David Ung <davidu@mips.com>
11350 Richard Sandiford <richard@codesourcery.com>
11352 * doc/invoke.texi: Document -march=74kf3_2.
11353 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
11354 (TUNE_74K): Check for it.
11355 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
11356 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
11357 * config/mips/mips.md (cpu): Add 74kf3_2.
11358 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
11359 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
11360 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
11361 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
11362 74kf3_2 to the CPU list.
11363 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
11364 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
11365 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
11366 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
11367 (r74kf3_2_fxfer_from_c1): New insn reservations.
11369 2007-07-03 Richard Sandiford <richard@codesourcery.com>
11370 David Ung <davidu@mips.com>
11372 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
11373 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
11374 and 74k[fx]. Document aliases for the new options.
11375 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
11376 (PROCESSOR_24KF2_1): ...this.
11377 (PROCESSOR_24KX): Rename to...
11378 (PROCESSOR_24KF1_1): ...this.
11379 (PROCESSOR_74KF): Rename to...
11380 (PROCESSOR_74KF2_1): ...this.
11381 (PROCESSOR_74KX): Rename to...
11382 (PROCESSOR_74KF1_1): ...this.
11383 (TUNE_74K): Update PROCESSOR_* names.
11384 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
11385 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
11386 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
11387 (mips_rtx_cost_data): Update processor names in comments.
11388 (mips_issue_rate): Update PROCESSOR_* names.
11389 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
11390 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
11391 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
11392 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
11393 Update cpu attribute names.
11394 (r24k_fpu_iss): Rename this reservation to...
11395 (r24kf2_1_fpu_iss): ...this and update all uses.
11396 (r24kx_fpu_iss): Rename this reservation to...
11397 (r24kf1_1_fpu_iss): ...this and update all uses.
11398 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
11399 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
11400 Update cpu attribute names.
11402 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
11404 * config/m32r/constraints.md: New file.
11405 * config/m32r/m32r.c: Include tm-constrs.h.
11406 (small_data_operand): Use satisfies_constraint_* instead of macro.
11407 (addr24_operand, gen_compare): Likewise.
11408 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
11409 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
11410 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
11411 EXTRA_CONSTRAINT): Likewise.
11412 * config/m32r/m32r.md: Include constraints.md.
11413 (*movsi_insn): Use satisfies_constraint_* instead of macro.
11414 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
11415 * config/m32r/predicates.md (conditional_move_operand): Likewise.
11416 (two_insn_const_operand, int8_operand, uint16_operand,
11417 reg_or_int16_operand, reg_or_uint16_operand,
11418 reg_or_cmp_int16_operand, cmp_int16_operand,
11419 seth_add3_operand): Likewise.
11421 2007-07-03 Eric Christopher <echristo@gmail.com>
11423 * libgcc2.h: Conditionally declare __bswapsi2 and
11426 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
11428 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
11431 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11434 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
11435 (__gthrw_pragma): Provide default definition.
11436 (__gthrw2): Use it.
11437 * gthr-posix.c (__gthrw_pragma): Define.
11439 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
11441 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
11442 before declaring inequality.
11444 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
11446 * combine.c (recog_for_combine): Log the success or failure of
11447 matching new insn patterns against the machine description in
11450 2007-07-03 Revital Eres <eres@il.ibm.com>
11452 * ddg.c (print_sccs): New function.
11453 (check_sccs): New function.
11454 (create_ddg_all_sccs): Use it.
11455 * ddg.h (print_sccs): Declare.
11456 * modulo-sched.c (sms_order_nodes): Call print_sccs.
11458 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
11460 * targhooks.h (default_mode_for_suffix): New function declaration.
11461 * targhooks.c (default_mode_for_suffix): New default target hook.
11462 * target.h (struct c): New structure in the targetm struct.
11463 (mode_for_suffix): New target hook as part of struct c.
11464 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
11465 default_mode_for_suffix.
11466 (TARGET_C): New define.
11467 * c-lex.c: Include "target.h".
11468 (interpret_float): Use targetm.c.mode_for_suffix to determine
11469 the mode for a given non-standard suffix.
11470 Makefile.in (c-lex.o): Depend on $(TARGET_H).
11472 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
11473 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
11475 * doc/extend.texi (Floating Types): New node. Document __float80 and
11476 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
11478 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
11481 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
11482 predicate instead of target_operand.
11483 (divsi3_i1_media, divsi3_media_2): Likewise.
11485 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
11487 * tree.h (alias_sets_might_conflict_p): Rename into
11488 alias_sets_must_conflict_p.
11489 * alias.c (alias_sets_might_conflict_p): Likewise.
11490 (alias_sets_conflict_p): Use it.
11491 (objects_must_conflict_p): Likewise.
11492 * c-common.c (strict_aliasing_warning): Adjust.
11494 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
11496 * rtlhooks.c (gen_lowpart_if_possible): Check for
11497 invalid subreg before calling gen_lowpart_SUBREG.
11499 2007-07-02 Geoffrey Keating <geoffk@apple.com>
11501 * config/darwin9.h: Add copyright notice.
11502 (LINK_COMMAND_SPEC): Add comment.
11503 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
11504 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
11505 DARWIN_LIBSYSTEM_HAS_UNWIND.
11507 2007-07-02 Jakub Jelinek <jakub@redhat.com>
11510 * omp-low.c (check_combined_parallel): New function.
11511 (lower_omp_parallel): Call it via walk_stmts, set
11512 OMP_PARALLEL_COMBINED if appropriate.
11513 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
11514 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
11515 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
11516 don't consider it as combined parallel.
11518 2007-07-02 Richard Sandiford <richard@codesourcery.com>
11520 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
11521 (gcc_tooldir): Likewise.
11522 * configure: Regenerate.
11523 * Makefile.in (libsubdir_to_prefix): New variable, based on the
11524 old configure.ac gcc_tooldir setting.
11525 (prefix_to_exec_prefix): New variable.
11526 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
11527 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
11529 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
11531 Fix PR tree-optimization/32583
11532 Fix PR tree-optimization/32584
11533 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
11534 (phi_translate_set): Use phi_translate directly now.
11535 (make_values_for_stmt): Don't value number RHS if we already know
11538 2007-07-02 Steve Ellcey <sje@cup.hp.com>
11539 Jim Wilson <wilson@specifix.com>
11542 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
11545 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
11546 Richard Sandiford <richard@codesourcery.com>
11547 Nigel Stephens <nigel@mips.com>
11549 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
11550 (mips16e_output_save_restore): Declare.
11551 (mips16e_save_restore_pattern_p): Likewise.
11552 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
11553 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
11554 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
11555 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
11556 (BITSET_P): New global macro, extracted from...
11557 (mips_for_each_saved_reg): ...here.
11558 (mips16e_save_restore_info): New struct.
11559 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
11560 (mips16e_save_restore_regs): New variable.
11561 (mips_split_plus, mips16e_find_first_register): New functions.
11562 (mips16e_mask_registers): New function.
11563 (compute_frame_size): Expand the commentary before the function.
11564 Enforce the MIPS16e save and restore register range restrictions.
11565 Pad the general register save area at the low end.
11566 (mips16e_save_restore_reg, mips16e_build_save_restore)
11567 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
11568 (mips16e_output_save_restore, mips16e_collect_propagate_value)
11569 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
11571 (mips_expand_prologue, mips_expand_epilogue): Handle
11572 GENERATE_MIPS16E_SAVE_RESTORE.
11573 * config/mips/mips.md (*mips16e_save_restore): New pattern.
11575 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
11577 PR tree-optimization/31966
11578 PR tree-optimization/32533
11579 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
11580 "basic_block" description as its third argument. Update function
11581 calls to get destination bb from "edge" argument. Save "cond" into
11582 aux field of the edge. Update prototype for changed arguments.
11583 (if_convertible_loop_p): Clear aux field of incoming edges if bb
11585 (find_phi_replacement_condition): Operate on incoming edges, not
11586 on predecessor blocks. If there is a condition saved in the
11587 incoming edge aux field, AND it with incoming bb predicate.
11588 Return source bb of the first edge.
11589 (clean_predicate_lists): Clean aux field of outgoing node edges.
11590 (tree_if_conversion): Do not initialize cond variable. Move
11591 variable declaration into the loop.
11592 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
11593 initializations of new_stmt, arg0 and arg1 variables.
11595 2007-07-02 Jakub Jelinek <jakub@redhat.com>
11597 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
11598 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
11600 2007-07-02 Richard Guenther <rguenther@suse.de>
11602 * tree-ssa.c (useless_type_conversion_p): Document
11603 future intent as defining the middle-end type system.
11604 Re-structure to call langhook last, group by type class,
11605 mark questionable parts.
11607 2007-07-02 Richard Guenther <rguenther@suse.de>
11609 * tree-flow.h (types_compatible_p): Declare.
11610 * tree-ssa.c (types_compatible_p): New function.
11611 * ipa-type-escape.c (discover_unique_type): Use
11612 types_compatible_p instead of lang_hooks.types_compatible_p.
11613 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
11614 * tree-vn.c (expressions_equal_p): Likewise.
11615 * tree.c (fields_compatible_p): Likewise.
11616 * tree-ssa-dom.c (avail_expr_eq): Likewise.
11617 (cprop_operand): Use useless_type_conversion_p instead of
11618 lang_hooks.types_compatible_p.
11619 * tree-inline.c (setup_one_parameter): Likewise.
11620 (declare_return_variable): Likewise.
11621 * tree-nrv.c (tree_nrv): Likewise.
11622 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
11623 (maybe_fold_offset_to_component_ref): Likewise.
11624 (maybe_fold_offset_to_reference): Likewise.
11625 * tree-ssa-copy.c (may_propagate_copy): Likewise.
11626 (merge_alias_info): Likewise.
11627 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
11628 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
11629 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
11630 * tree-tailcall.c (find_tail_calls): Likewise.
11631 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
11632 * gimplify.c (canonicalize_addr_expr): Likewise.
11633 (fold_indirect_ref_rhs): Likewise.
11634 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
11635 (cpt_same_type): Likewise.
11636 (check_pointer_types_r): Swap parameters to cpt_same_type
11638 * fold-const.c (fold_convert): Revert fix for PR15988.
11639 * tree-inline.c (setup_one_parameter): Instead fix it here by
11640 using fold_build1 instead of fold_convert and checking for
11641 error_mark_node. Convert only if the conversion is necessary.
11643 2007-07-02 Joseph Myers <joseph@codesourcery.com>
11645 * configure.ac: Check for .gnu_attribute on Power.
11646 * configure: Regenerate.
11647 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
11648 attribute for floating-point ABI.
11650 2007-07-02 Ira Rosen <irar@il.ibm.com>
11652 PR tree-optimization/32230
11653 PR tree-optimization/32477
11654 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
11655 address is a constant.
11657 2007-07-02 Richard Sandiford <richard@codesourcery.com>
11659 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
11660 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
11661 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
11662 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
11663 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
11664 64-bit targets. Add support for *-elfoabi*.
11665 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
11666 different settings if $(tm_defines) does not select the EABI.
11667 (MULTILIB_EXCLUSIONS): Define in those circumstances.
11668 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
11669 (MIPS_ARCH_OPTION_SPEC): Likewise.
11670 (MIPS_ISA_LEVEL_SPEC): Likewise.
11671 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
11672 * config/mips/elfoabi.h: New file.
11674 2007-07-02 Richard Guenther <rguenther@suse.de>
11676 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
11677 (useless_type_conversion_p): ... this.
11678 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
11679 (useless_type_conversion_p): ... this.
11680 * builtins.c (fold_builtin_memory_op): Rename
11681 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
11682 * tree-cfg.c (verify_expr): Likewise.
11683 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
11684 * tree-ssa-ccp.c (ccp_fold): Likewise.
11685 * tree-ssa-copy.c (may_propagate_copy): Likewise.
11686 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
11687 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
11688 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
11689 * tree-ssa-pre.c (eliminate): Likewise.
11690 * tree-ssa.c (delete_tree_ssa): Likewise.
11691 (tree_ssa_useless_type_conversion): Likewise.
11692 * tree.c (build2_stat): Likewise.
11694 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
11696 Fix PR tree-optimization/32571
11697 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
11700 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
11702 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
11703 and other expected operations explicitly, change default to
11706 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
11708 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
11710 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
11711 (tls_load_dot_plus_eight): Move the label number into the unspec.
11712 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
11714 2007-07-01 Andreas Schwab <schwab@suse.de>
11716 * dwarf2out.c (initial_return_save): Define only if used.
11718 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
11720 Unreverting Richard's Revert of:
11722 2007-06-27 Richard Sandiford <richard@codesourcery.com>
11724 * dce.c (deletable_insn_p_1): New function, split out from...
11725 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
11726 specially, not those inside PARALLELs. Remove BODY argument
11727 and adjust recursive call accordingly.
11728 (prescan_insns_for_dce): Update call to delete_insn_p.
11730 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
11731 Revital Eres <eres@il.ibm.com>
11733 * ddg.c (create_ddg_all_sccs): Fix missed
11734 initialization of scc_nodes.
11736 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
11738 PR middle-end/32559
11739 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
11740 X + ~X to 1 only for INTEGRAL_TYPE_P type.
11742 2007-06-30 Joseph Myers <joseph@codesourcery.com>
11744 * configure.ac: Check for .gnu_attribute on MIPS.
11745 * configure, config.in: Regenerate.
11746 * config/mips/mips.c (mips_file_start): If supported, output
11747 attribute for floating-point ABI.
11749 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
11752 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
11753 (ffs_cmove): New expander to expand using ctz pattern.
11754 (*ffs_cmove): Remove pattern.
11755 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
11756 (ffsdi2): Expand using ctz pattern.
11757 (*ffs_rex64): Remove pattern.
11759 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11761 PR rtl-optimization/32296
11762 * pa.md (return): Delete pattern.
11763 (return_internal): Remove "(const_int 1)" from pattern.
11764 (epilogue): Use return_internal pattern for trivial returns.
11765 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
11766 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
11768 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
11770 * tree-ssa-pre.c (is_exception_related): New function
11771 (can_value_number_operation): Use it.
11773 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
11775 Fix PR tree-optimization/32540
11776 Fix PR tree-optimization/31651
11778 * tree-ssa-sccvn.c: New file.
11780 * tree-ssa-sccvn.h: Ditto.
11782 * tree-vn.c: Include tree-ssa-sccvn.h
11783 (val_expr_paid_d): Removed.
11784 (value_table): Ditto.
11785 (vn_compute): Ditto.
11786 (val_expr_pair_hash): Ditto.
11787 (val_expr_pair_expr_eq): Ditto.
11788 (copy_vuses_from_stmt): Ditto.
11789 (vn_delete): Ditto.
11791 (shared_vuses_from_stmt): Ditto.
11792 (print_creation_to_file): Moved up.
11793 (sort_vuses): Ditto.
11794 (sort_vuses_heap): Ditto.
11795 (set_value_handle): Make non-static.
11796 (make_value_handle): Ditto.
11797 (vn_add): Rewritten to use sccvn lookups.
11798 (vn_add_with_vuses): Ditto.
11799 (vn_lookup): Ditto (and second argument removed).
11800 (vn_lookup_with_vuses): Ditto.
11801 (vn_lookup_or_add): Ditto (and second argument removed);
11802 (vn_lookup_or_add_with_vuses): Ditto.
11803 (vn_lookup_with_stmt): New.
11804 (vn_lookup_or_add_with_stmt): Ditto.
11805 (create_value_handle_for_expr): Ditto.
11807 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
11808 (seen_during_translate): New function.
11809 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
11810 (phi_trans_add): Ditto.
11811 (constant_expr_p): FIELD_DECL is always constant.
11812 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
11813 Use constant_expr_p.
11814 Avoid infinite recursion on mutually valued expressions.
11815 Change callers of vn_lookup_or_add.
11816 (phi_translate): New function.
11817 (compute_antic_safe): Allow phi nodes.
11818 (create_component_ref_by_pieces): Update for FIELD_DECL change.
11819 (find_or_generate_expression): Rewrite slightly.
11820 (create_expression_by_pieces): Updated for vn_lookup_or_add
11822 Update VN_INFO for new names.
11823 (insert_into_preds_of_block): Update for new names.
11824 (add_to_exp_gen): New function.
11825 (add_to_sets): Use vn_lookup_or_add_with_stmt.
11826 (find_existing_value_expr): Rewrite to changed vn_lookup.
11827 (create_value_expr_from): Ditto, and use add_to_exp_gen.
11828 (try_look_through_load): Removed.
11829 (try_combine_conversion): Ditto.
11830 (get_sccvn_value): New function.
11831 (make_values_for_phi): Ditto.
11832 (make_values_for_stmt): Ditto.
11833 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
11835 (init_pre): Update for SCCVN changes.
11837 (execute_pre): Ditto.
11839 * tree-flow.h (make_value_handle): Declare.
11840 (set_value_handle): Ditto.
11841 (sort_vuses_heap): Ditto.
11842 (vn_lookup_or_add_with_stmt): Ditto.
11843 (vn_lookup_with_stmt): Ditto.
11844 (vn_compute): Remove.
11846 (vn_delete): Ditto.
11847 (vn_lookup): Update arguments.
11849 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
11850 (tree-vn.o): Ditto.
11851 (tree-ssa-sccvn.o): New.
11852 (OBJS-common): Add tree-ssa-sccvn.o
11854 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11857 * c-typeck.c (build_external_ref): Don't mark as used if called
11859 * calls.c (rtx_for_function_call): Likewise.
11861 2007-06-30 Richard Sandiford <richard@codesourcery.com>
11865 2007-06-27 Richard Sandiford <richard@codesourcery.com>
11867 * dce.c (deletable_insn_p_1): New function, split out from...
11868 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
11869 specially, not those inside PARALLELs. Remove BODY argument
11870 and adjust recursive call accordingly.
11871 (prescan_insns_for_dce): Update call to delete_insn_p.
11873 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
11875 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
11876 (try_combine): Move potential calls to undo_all() so they happen
11877 before we commit to using the combined insns.
11879 2006-06-30 Jan Hubicka <jh@suse.cz>
11881 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
11884 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
11886 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
11887 (cgraph_remove_unreachable_nodes): Likewise.
11888 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
11889 * ipa-inline.c (update_caller_keys): Cast according to the coding
11891 (cgraph_decide_recursive_inlining): Likewise.
11892 (cgraph_decide_inlining_of_small_function): Likewise.
11893 (try_inline): Likewise.
11894 (cgraph_decide_inlining_incrementally): Likewise.
11895 * ipa-pure-const.c (get_function_state): Likewise.
11896 (scan_function): Likewise.
11897 (analyze_function): Likewise.
11898 (static_execute): Likewise.
11899 * ipa-reference.c (scan_for_static_refs): Likewise.
11900 (merge_callee_local_info): Likewise.
11901 (analyze_function): Use type safe memory macros.
11902 (static_execute): Likewise. Cast according to the coding conventions.
11903 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
11905 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
11907 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
11908 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
11911 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
11913 PR middle-end/30024
11914 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
11915 for complex modes (both int and real).
11917 2007-06-29 Jan Hubicka <jh@suse.cz>
11919 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
11921 2007-06-29 Jan Hubicka <jh@suse.cz>
11923 PR middle-end/32372
11924 * cse.c (cse_insn): Avoid invalid sharing in between register note and
11927 2007-06-29 Anatoly Sokolov <aesok@post.ru>
11930 * config/avr/avr.c: Include dataflow header file.
11931 (expand_prologue): Adjust for prologue insn change.
11932 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
11935 2007-06-29 Richard Guenther <rguenther@suse.de>
11937 PR middle-end/32493
11938 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
11939 during type verification.
11941 2007-06-29 Jan Hubicka <jh@suse.cz>
11943 * recog.c (validate_change_rtx_1): Unshare TO argument.
11945 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
11947 PR tree-optimization/24659
11948 * tree-vect-transform.c (vectorizable_call): Handle
11949 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
11951 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
11952 * config/i386/i386.c (enum ix86_builtins)
11953 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
11954 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
11956 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
11957 const using def_builtin_const.
11958 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
11959 input operands in the same modes as the result.
11960 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
11962 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
11964 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
11965 (df_set_dead_notes_for_mw): Likewise.
11967 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
11969 * c-common.c (pointer_int_sum): Do the negation in sizetype.
11971 2007-06-28 DJ Delorie <dj@redhat.com>
11973 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
11975 2007-06-28 Geoffrey Keating <geoffk@apple.com>
11977 * doc/invoke.texi (C++ Dialect Options): Document
11978 fvisibility-ms-compat.
11979 * c.opt (fvisibility-ms-compat): New.
11981 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
11984 * tree-affine.c (aff_combination_add_elt): Handle
11985 pointer addition specially.
11987 2007-06-28 Jakub Jelinek <jakub@redhat.com>
11989 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
11990 decl is non-external for AIX ABI.
11992 2007-06-28 David Edelsohn <edelsohn@gnu.org>
11994 * config/rs6000/predicates.md (current_file_function_operand):
11995 Ensure the symbol is non-external for AIX ABI.
11997 2007-06-28 Nick Clifton <nickc@redhat.com>
11999 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
12000 (fdce, fdse, fpredictive-commoning): Likewise.
12002 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
12005 * gcc.c (process_command): Recognize the new -static-libgfortran
12008 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
12011 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
12012 Use a call clobbered hard reg instead of a pseudo reg.
12014 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
12016 * config/sh/sh.md (load_gbr): Use correct operand constraint.
12018 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
12021 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
12022 REG_LIBCALL and REG_RETVAL notes.
12023 (divsi3, mulsi3): Likewise.
12024 (mulhisi3): Likewise. Use emit_libcall_block.
12025 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
12027 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
12029 PR rtl-optimization/32481
12030 * combine.c (adjust_for_new_dest): Rescan the changed insn.
12032 2007-06-27 Richard Sandiford <richard@codesourcery.com>
12034 * dce.c (deletable_insn_p_1): New function, split out from...
12035 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
12036 specially, not those inside PARALLELs. Remove BODY argument
12037 and adjust recursive call accordingly.
12038 (prescan_insns_for_dce): Update call to delete_insn_p.
12040 2007-06-27 Richard Guenther <rguenther@suse.de>
12042 PR middle-end/32492
12043 * tree.h (fold_convertible_p): Declare.
12044 * fold-const.c (fold_convertible_p): New function.
12045 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
12046 instead of lang_hooks.types_compatible_p.
12048 2007-06-26 Jan Hubicka <jh@suse.cz>
12050 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
12051 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
12052 early use validate_unshare_change.
12053 (reload_combine): Likewise.
12054 * recog.c (change_t): New field unshare.
12055 (validate_change_1): Rename from validate_change; add argument unshare.
12056 (validate_change): Turn into wrapper of validate_change_1; update
12057 prototype for bools.
12058 (validate_unshare_change): New.
12059 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
12060 calls of df_insn_rescan.
12061 * recog.h (validate_change): Replace ints by bools.
12062 (validate_unshare_change): Declare.
12064 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
12066 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
12068 2007-06-26 Steve Ellcey <sje@cup.hp.com>
12070 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
12072 2007-06-25 Jan Hubicka <jh@suse.cz>
12074 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
12076 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
12077 cgraph_decide_inlining_incrementally): Move uninlinability checks to
12078 places other call site specific checks are performed.
12080 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
12083 * tree-vect-transform.c (vectorizable_operation): Convert
12084 POINTER_PLUS_EXPR over to PLUS_EXPR.
12086 2007-06-25 Chao-ying Fu <fu@mips.com>
12088 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
12089 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
12090 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
12091 Document GET_MODE_IBIT, and GET_MODE_FBIT.
12093 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
12094 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
12095 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
12096 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
12097 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
12098 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
12099 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
12100 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
12101 ALL_FIXED_POINT_MODE_P): New define.
12102 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
12104 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
12106 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
12107 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
12108 MODE_VECTOR_UACCUM): New mode classes.
12110 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
12111 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
12112 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
12115 * genmodes.c (struct mode_data): Add ibit and fbit fields.
12116 (blank_mode): Initialize ibit and fbit.
12117 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
12118 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
12120 (new_adjust): Change required_class to required_class_from and
12121 required_class_to for testing within a range.
12122 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
12123 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
12124 MODE_VECTOR_UACCUM.
12125 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
12126 (make_fixed_point_mode): New.
12127 (_ADD_ADJUST): Change C to C1 and C2.
12128 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
12129 use a range for machine classes.
12130 (ADJUST_IBIT, ADJUST_FBIT): New.
12131 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
12133 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
12134 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
12135 Emit adjustment for ibit and fbit.
12136 (emit_mode_ibit, emit_mode_fbit): New.
12137 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
12139 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
12141 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
12142 as the source of the set.
12144 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
12146 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
12147 FP_REGNO_P): Use IN_RANGE.
12148 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
12149 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
12150 (DATA_REG_P): Use DATA_REGNO_P.
12151 (FP_REG_P): Use FP_REGNO_P.
12152 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
12153 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
12154 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
12156 2007-06-24 Jan Hubicka <jh@suse.cz>
12158 PR middle-end/30563
12159 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
12161 2007-06-24 Sebastian Pop <sebpop@gmail.com>
12163 PR middle-end/32461
12164 * fold-const.c (fold_binary): Strip nops of operand 0
12165 of BIT_NOT_EXPR before calling operand_equal_p.
12166 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
12167 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
12169 2007-06-23 Mark Mitchell <mark@codesourcery.com>
12171 * doc/extend.texi: Document that dllimport and dllexport imply
12172 default visibility.
12173 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
12174 imported or exported declaration, including type declarations.
12175 * c-common.c (handle_visibility_attribute): Check for conflicts
12176 with dllimport/dllexport.
12177 (c_determine_visibility): Handle dllimport/dllexport as an
12178 explicit visibility atttribute.
12180 2007-06-23 Richard Guenther <rguenther@suse.de>
12182 PR tree-optimization/16876
12183 PR middle-end/29478
12184 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
12186 * tree-inline.c (initialize_inlined_parameters): Do not call
12187 lang_hooks.tree_inlining.convert_parm_for_inlining.
12188 * cgraphbuild.c (initialize_inline_failed): Set inline failed
12189 reason for mismatched types.
12190 * gimplify.c (gimplify_call_expr): Verify the call expression
12191 arguments match the called function type signature. Otherwise
12192 mark the call expression to be not considered for inlining
12193 using CALL_CANNOT_INLINE_P flag.
12194 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
12195 edges call expression.
12196 (cgraph_decide_inlining_of_small_function): Likewise.
12197 (cgraph_decide_inlining): Likewise.
12198 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
12200 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
12201 * c-typeck.c (c_convert_parm_for_inlining): Remove.
12202 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
12203 Remove declaration.
12204 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
12205 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
12207 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
12208 convert_parm_for_inlining member.
12210 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
12213 * arm.md (negscc): Match the correct operand for optimized LT0 test.
12214 Remove optimization for GT.
12216 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
12218 PR middle-end/32437
12219 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
12221 (prescan_insns_for_dce): Add extra parameter.
12223 2007-06-23 Jan Hubicka <jh@suse.cz>
12225 PR middle-end/31541
12226 * gimplify.c (mark_addressable): New function.
12227 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
12229 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
12231 PR middle-end/32374
12232 * expr.c (store_constructor): Do not clobber non-zeroed memory.
12234 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
12237 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
12238 moves between MMX/SSE registers to at least 8 units to prevent
12239 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
12241 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
12243 * config/i386/i386.c (override_options): Correct x86_sahf
12246 2007-06-21 David Daney <ddaney@avtrex.com>
12249 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
12250 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
12251 (exception_receiver): Renamed to ...
12252 (nonlocal_goto_receiver): ... this.
12254 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
12256 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
12257 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
12258 partial register accesses.
12260 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
12262 * fold-const.c (debug_fold_checksum): Move it under
12263 ENABLE_FOLD_CHECKING.
12265 2007-06-21 Sebastian Pop <sebpop@gmail.com>
12267 PR middle-end/20623
12268 * tree.h (debug_fold_checksum): Declared.
12269 * fold-const.c (build_fold_addr_expr_with_type_1): New.
12270 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
12271 build_fold_addr_expr_with_type_1.
12272 (fold_addr_expr, debug_fold_checksum): New.
12273 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
12274 (fold_unary, fold_comparison, split_address_to_core_and_offset):
12275 Use fold_addr_expr.
12277 2007-06-21 Sebastian Pop <sebpop@gmail.com>
12279 PR tree-optimization/19590
12280 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
12281 of scev is a constant.
12283 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
12285 * df-problems.c (df_note_bb_compute): Made computation of live
12286 info consistent with df_lr.
12288 2007-06-21 Richard Guenther <rguenther@suse.de>
12290 PR tree-optimization/32453
12291 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
12292 for pointer anti-range.
12294 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
12296 * config/i386/i386.c (processor_target_table): Increase maximum
12297 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
12300 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
12301 byte alignment if > 8 byte alignment is preferred.
12302 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
12304 2007-06-21 Jakub Jelinek <jakub@redhat.com>
12306 PR tree-optimization/31866
12307 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
12308 if ASM_EXPR's input is not a SSA_NAME.
12310 PR middle-end/32362
12311 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
12312 but decl is a global var, instead return decl.
12313 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
12314 even for is_global_var decls, if they are private in some outer
12317 2007-06-21 Richard Guenther <rguenther@suse.de>
12319 PR tree-optimization/32451
12320 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
12322 2007-06-21 Christian Bruel <christian.bruel@st.com>
12324 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
12325 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
12326 (push_regs): Changed saving order or banked registers.
12327 (sh_expand_epilogue): Likewise.
12328 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
12329 (FIRST_BANKED_REG): Likewise.
12330 (LAST_BANKED_REG): Likewise.
12331 * config/sh/sh.md (banked) New attribute.
12332 (in_delay_slot): Check banked attribute.
12334 2007-06-20 Sebastian Pop <sebpop@gmail.com>
12336 PR tree-optimization/32075
12337 * tree-data-ref.c (subscript_dependence_tester_1,
12338 analyze_miv_subscript, analyze_overlapping_iterations,
12339 add_distance_for_zero_overlaps, build_classic_dist_vector,
12340 subscript_dependence_tester_1, analyze_overlapping_iterations,
12341 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
12342 compute_affine_dependence, compute_all_dependences): Pass loop_nest
12343 to evolution_function_is_affine_multivariate_p.
12345 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
12347 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
12349 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
12352 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
12354 * config/m32c/prologue.md (epilogue_exitd_16): New.
12355 (epilogue_reit_16): New.
12356 (epilogue_exitd): Rename to epilogue_exitd_24.
12357 (epilogue_reit): Rename to epilogue_reit_24.
12359 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
12360 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
12362 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
12364 * haifa-sched.c (queue_to_ready): Don't requeue next insn
12365 if dbg_cnt (sched_insn) reaches the limit.
12366 (choose_ready): New parameter INSN_PTR and new return value.
12367 (schedule_block): Handle dbg_cnt (sched_insn). Handle
12368 the new return value from choose_ready.
12369 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
12370 (rest_of_handle_global_alloc): New global_alloc_at_func.
12372 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
12374 PR tree-optimization/25737
12375 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
12376 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
12377 * tree-flow.h (struct fieldoff): Add new field alias_set.
12378 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
12379 argument addressable_type. Set alias_set of fieldoff.
12380 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
12381 (create_overlap_variables_for): Pass alias_set from fieldoff to
12383 * alias.c (get_alias_set): Use alias_set from SFT if set.
12385 2007-06-20 Hui-May Chang <hm.chang@apple.com>
12387 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
12388 of a variable as an unsigned HOST_WIDE_INT integer.
12390 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
12392 PR rtl-optimization/32405
12393 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
12395 2007-06-20 Jakub Jelinek <jakub@redhat.com>
12397 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
12399 PR middle-end/31959
12400 * builtins.c: Include diagnostic.h.
12401 (expand_builtin_expect): Make gcc_assert more permissive.
12402 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
12404 PR inline-asm/32109
12405 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
12408 PR middle-end/32285
12409 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
12410 if ACCUMULATE_OUTGOING_ARGS.
12412 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
12414 * config/m68hc11/m68hc11.c: Include dataflow header file.
12415 (m68hc11_reorg): Port to dataflow.
12417 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
12419 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
12420 (struct df_problem.free_blocks_on_set_blocks): New field.
12421 (struct dataflow.optional_p): New field.
12422 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
12423 (df_live_set_all_dirty): New function.
12424 * df-scan.c (df_scan_alloc): Initialize optional_p.
12425 (problem_SCAN): Initialize free_blocks_on_set_blocks.
12426 * df-core.c (df_set_blocks): Removed use of
12427 DF_FIRST_OPTIONAL_PROBLEM. Now uses
12428 df_problem.free_blocks_on_set_blocks to determine which blocks are
12430 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
12431 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
12432 uses dataflow.optional_p to determine if problem should be
12434 (rest_of_handle_df_initialize): Only start live problem if
12436 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
12437 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
12438 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
12439 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
12440 problem_NOTE): Initialize free_blocks_on_set_blocks.
12441 (df_lr_bb_local_compute): Recompute luids if df_live problem is
12443 (df_live_set_all_dirty, df_note_alloc): New function.
12444 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
12446 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
12447 * postreload.c (reload_combine): Ditto.
12448 * cse.c (cse_extended_basic_block): Ditto.
12449 * regmove.c (mark_flags_life_zones): Ditto.
12450 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
12451 erase_matching_seqs): Ditto.
12452 * bt-load.c (compute_defs_uses_and_gen): Ditto.
12453 * integrate (allocate_initial_values): Ditto.
12454 * combine.c (reg_dead_at_p): Ditto.
12455 * resource.c (mark_target_live_regs): Ditto.
12456 * sched-rgn.c (check_live_1, update_live_1): Ditto.
12457 * config/sh/sh.c (find_r0_life_regions): Ditto.
12458 * global.c (rest_of_handle_global_alloc): Only add back df_live
12460 * local-alloc.c (rest_of_handle_local_alloc): Only remove
12461 df_live for -O > 1.
12462 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
12464 (if_convert): Make sure df_live is there at -O == 1.
12465 (pass_if_after_combine): Cleanup flags.
12466 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
12467 is there at -O == 1.
12469 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
12471 * config/arm/arm.c (arm_get_frame_offsets): Set
12472 offsets->locals_base to avoid negative stack size.
12473 (thumb1_expand_prologue): Assert on negative stack size.
12475 2007-06-19 Sebastian Pop <sebpop@gmail.com>
12477 PR tree-optimization/32367
12478 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
12479 of the chrec has no evolution in that loop.
12480 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
12482 2007-06-19 Bob Wilson <bob.wilson@acm.org>
12484 * config/xtensa/xtensa.c: Include "df.h".
12485 (xtensa_builtin_saveregs): Use adjust_address instead of
12487 (xtensa_va_start): Invoke make_tree with sizetype for
12488 expand_builtin_saveregs and then convert the result to a pointer.
12489 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
12490 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
12491 Subtract argument size from index value as integers and then use
12492 POINTER_PLUS_EXPR to add the result to the array address.
12494 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
12497 * config/m32c/m32c.c: Include dataflow header file.
12498 (m32c_emit_prologue): Adjust for prologue insn change.
12499 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
12500 once inside a PARALLEL. Assume frame size passed in operand 0
12501 includes space to save the fb register.
12502 (prologue_enter_24): Likewise.
12503 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
12505 2007-06-19 David Daney <ddaney@avtrex.com
12508 * config/mips/mips.md (cprestore): Mark $gp as used.
12510 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
12513 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
12514 (frv_ifcvt_modify_insn): Likewise.
12516 2007-06-19 Richard Guenther <rguenther@suse.de>
12518 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
12519 only handle positive offsets that fit in a HOST_WIDE_INT.
12521 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
12523 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
12524 result of rsqrt insn for zero input argument to avoid NaN.
12526 2007-06-19 Richard Guenther <rguenther@suse.de>
12528 PR middle-end/31950
12529 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
12531 2007-06-19 Jakub Jelinek <jakub@redhat.com>
12533 PR tree-optimization/32353
12534 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
12536 2007-06-19 Nick Clifton <nickc@redhat.com>
12538 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
12540 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
12543 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
12544 * config/i386/i386.c (assign_386_stack_local): Assert that
12545 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
12546 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
12547 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
12548 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
12550 2007-06-18 Steve Ellcey <sje@cup.hp.com>
12552 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
12554 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
12556 PR rtl-optimization/32321
12557 * gcse.c (replace_store_insn): Update the note before
12558 calling emit_insn_after.
12560 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
12562 PR middle-end/32355
12563 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
12565 * df-problems.c (df_note_bb_compute): Fix dumping info.
12567 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
12569 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
12570 insn with emit_jump_insn.
12572 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
12574 PR tree-optimization/32383
12575 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
12576 * targhooks.h (default_builtin_reciprocal): Update prototype.
12577 * target.h (struct gcc_target): Update builtin_reciprocal.
12578 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
12579 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
12580 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
12581 when fndecl is in BUILT_IN_MD class.
12582 (execute_convert_to_rsqrt): Ditto.
12584 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
12585 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
12586 Convert BUILT_IN_SQRTF code only when md_fn is false.
12588 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
12590 * bt-load.c (move_btr_def): Fix the order of arguments
12591 to validate_replace_rtx.
12593 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
12595 * config/m68k/m68k-devices.def: Add 54450..54455.
12597 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
12599 PR rtl-optimization/32366
12600 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
12601 FLOAT_EXTEND]: Prevent non-scalar modes from entering
12604 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
12606 PR middle-end/32349
12607 * modulo-sched (generate_reg_moves): Added rescan parameter and if
12608 this is true, rescan insn being modified.
12609 (sms_schedule): Added rescan parameter.
12610 (rest_of_handle_sms): Moved freeing of dominance info to before
12611 getting out of cfg_layout.
12613 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
12615 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
12616 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
12619 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
12620 FL_CF_EMAC from the entry for isac.
12622 * config/m68k/predicates.md (const_call_operand): Adjust comment.
12623 (const_sibcall_operand): New.
12624 (sibcall_operand): Use it.
12625 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
12626 (m68k_isas): ISAC does not imply FPU or EMAC.
12627 (override_options): Add ISA_C logic for symbolic jump & call.
12629 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
12631 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
12632 return mode from the builtin itself.
12633 (sparc_fold_builtin): Fix cast of zero constant.
12635 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
12637 * targhooks.c (default_builtin_reciprocal): New default target hook.
12638 * targhooks.h (default_builtin_reciprocal): Add prototype.
12639 * hooks.c (hook_tree_tree_bool_null): Remove hook.
12640 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
12641 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
12642 default_builtin_reciprocal.
12644 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
12646 PR middle-end/31723
12647 * hooks.c (hook_tree_tree_bool_null): New hook.
12648 * hooks.h (hook_tree_tree_bool_null): Add prototype.
12649 * tree-pass.h (pass_convert_to_rsqrt): Declare.
12650 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
12651 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
12652 and convert it to reciprocal a*rfunc(b).
12653 (execute_convert_to_rsqrt): New function.
12654 (gate_convert_to_rsqrt): New function.
12655 (pass_convert_to_rsqrt): New pass definition.
12656 * target.h (struct gcc_target): Add builtin_reciprocal.
12657 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
12658 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
12659 TARGET_BUILTIN_RECIPROCAL.
12660 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
12662 * config/i386/i386.h (TARGET_RECIP): New define.
12663 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
12664 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
12665 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
12666 and not optimizing for size.
12667 (*rcpsf2_sse): New insn pattern.
12668 (*rsqrtsf2_sse): Ditto.
12669 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
12670 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
12671 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
12672 and not optimizing for size.
12673 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
12674 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
12675 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
12676 and not optimizing for size.
12677 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
12678 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
12679 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
12680 and not optimizing for size.
12681 (*sse_rsqrtv4sf2): Do not export.
12682 (sqrtv4sf2): Ditto.
12683 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
12684 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
12685 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
12686 and not optimizing for size.
12687 (sqrtv4sf2): Ditto.
12688 * config/i386/i386.opt (mrecip): New option.
12689 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
12690 (ix86_emit_swsqrtsf): Ditto.
12691 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
12692 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
12693 builtin definition.
12694 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
12695 ix86_expand_unop1_builtin.
12696 (ix86_emit_swdivsf): New function.
12697 (ix86_emit_swsqrtsf): Ditto.
12698 (ix86_builtin_reciprocal): New function.
12699 (TARGET_BUILTIN_RECIPROCAL): Use it.
12700 (ix86_vectorize_builtin_conversion): Rename from
12701 ix86_builtin_conversion.
12702 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
12703 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
12704 "i386 and x86_64 Options" section.
12705 (Intel 386 and AMD x86_64 Options): Document -mrecip.
12707 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
12708 Zdenek Dvorak <dvorakz@suse.cz>
12709 Richard Guenther <rguenther@suse.de>
12710 Kaz Kojima <kkojima@gcc.gnu.org>
12712 * tree-vrp.c (compare_values_warnv): Convert val2 to
12714 (extract_range_from_assert): Create
12715 POINTER_PLUS_EXPR for pointer types.
12716 (extract_range_from_binary_expr): Handle
12717 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
12719 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
12720 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
12721 POINTER_PLUS_EXPR as PLUS_EXPR.
12722 (number_of_iterations_lt_to_ne):
12723 For pointer types, use sizetype when
12724 creating MINUS_EXPR/PLUS_EXPRs.
12725 (assert_loop_rolls_lt): For pointer types, use sizetype when
12726 creating MINUS_EXPR/PLUS_EXPRs.
12727 (number_of_iterations_le): Likewise.
12728 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
12729 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
12730 like PLUS_EXPR and MINUS_EXPR.
12731 * tree-pretty-print.c (dump_generic_node): Handle
12733 (op_prio): Likewise.
12734 (op_symbol_1): Likewise.
12735 * optabs.c (optab_for_tree_code): Likewise.
12736 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
12738 * tree-tailcall.c (process_assignment): Mention
12739 POINTER_PLUS_EXPR in a TODO comment.
12740 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
12741 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
12742 not used with a pointer and an integer type.
12743 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
12744 increment using chrec_convert_rhs instead of chrec_convert.
12745 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
12746 PLUS_EXPR except for the right hand side's type will be
12748 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
12749 (fold_used_pointer_cast): Kill.
12750 (pointer_offset_p): Kill.
12751 (fold_used_pointer): Kill.
12752 (pointer_used_p): Kill.
12753 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
12754 call fold_used_pointer.
12755 (instantiate_parameters_1): Convert the increment
12756 using chrec_convert_rhs instead of chrec_convert.
12757 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
12758 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
12759 instead of PLUS_EXPR.
12760 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
12761 PLUS_EXPR for pointers.
12762 (std_gimplify_va_arg_expr): Likewise.
12763 (fold_builtin_memory_op): Likewise.
12764 (fold_builtin_strstr): Likewise.
12765 (fold_builtin_strchr): Likewise.
12766 (fold_builtin_strrchr): Likewise.
12767 (fold_builtin_strpbrk): Likewise.
12768 (expand_builtin_memory_chk): Likewise.
12769 (fold_builtin_memory_chk): Likewise.
12770 (std_expand_builtin_va_start): Use
12771 sizetype for the call to make_tree and then convert
12772 to the pointer type.
12773 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
12774 instead of PLUS_EXPR for adding to a pointer.
12775 (std_gimplify_va_arg_expr): Use fold_build2 for
12776 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
12777 the operands to sizetype first and then cast the BIT_AND_EXPR
12778 back to the pointer type.
12779 * fold-const.c (build_range_check): Handle pointer types
12781 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
12782 of PLUS_EXPR's. Make sure the offset is converted to
12784 (try_move_mult_to_index): Strip the NOPs from the offset.
12785 Remove code argument and replace all uses with PLUS_EXPR.
12786 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
12787 specially. Don't use a pointer type for MINUS_EXPR.
12788 (fold_unary): Handle for (T1)(X op Y),
12789 only p+ as that is the only as that can be handled for
12790 binary operators now.
12791 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
12793 <case PLUS_EXPR>: Add folding of PTR+INT into
12795 Don't call try_move_mult_to_index.
12796 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
12797 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
12798 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
12799 Don't call try_move_mult_to_index.
12800 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
12801 (tree_expr_nonzero_p): Likewise.
12802 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
12803 of PLUS_EXPR for the complex expression folding.
12804 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
12805 first chrec is a pointer type, then the second should
12806 be sizetype and not the first's type.
12807 For POINTER_PLUS_EXPR, use a different right hand side type.
12808 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
12809 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
12810 different right hand side type.
12811 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
12812 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
12813 instead of PLUS_EXPR.
12814 When either operand is zero, convert the other operand.
12815 (chrec_apply): Use chrec_convert_rhs
12816 on the argument x instead of chrec_convert.
12817 (reset_evolution_in_loop): For pointer types, the new_evol
12818 should be sizetype.
12819 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
12820 different right hand side type.
12821 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
12822 (chrec_convert_rhs): New function.
12823 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
12824 different right hand side type.
12825 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
12826 * tree-chrec.h (chrec_convert_rhs): New prototype.
12827 (build_polynomial_chrec): For pointer types, the right hand
12828 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
12829 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
12830 Remove subtraction case as it is always addition now.
12831 Make sure the offset is converted to sizetype.
12832 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
12833 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
12834 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
12835 PLUS_EXPR in pointer type.
12836 Handle POINTER_PLUS_EXPR.
12837 (tree_to_aff_combination): Likewise.
12838 (force_expr_to_var_cost): Likewise.
12839 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
12840 instead of PLUS_EXPR for pointers.
12841 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
12842 instead of PLUS_EXPR of pointer types.
12843 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
12845 (check_va_list_escapes): Likewise.
12846 (check_all_va_list_escapes): Likewise.
12847 * dwarf2out.c (loc_descriptor_from_tree_1):
12848 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
12849 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
12850 (string_constant): Likewise.
12851 * tree-ssa-address.c (tree_mem_ref_addr): When adding
12852 the offset to the base, use POINTER_PLUS_EXPR.
12853 (add_to_parts): Convert the index to sizetype.
12854 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
12855 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
12856 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
12857 Offset only holds something for PLUS_EXPR.
12858 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
12860 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
12862 (analyze_accesses_for_modify_stmt): Likewise.
12863 Remove comment about the type being integral type as it is
12865 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
12867 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
12869 Correct the type which the artimentic is done in (is now
12872 * tree-data-ref.c (split_constant_offset): Handle
12874 * tree-affine.c (tree_to_aff_combination): Likewise.
12875 * c-typeck.c (build_unary_op): For pointers create the increment
12876 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
12878 * gimplify.c (gimplify_self_mod_expr): Create a
12879 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
12880 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
12881 * tree.def (POINTER_PLUS_EXPR): New tree code.
12882 * tree-predcom.c (ref_at_iteration): If we have a pointer
12883 type do the multiplication in sizetype.
12884 * tree-mudflap.c (mf_xform_derefs_1): Create a
12885 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
12886 * tree-ssa-forwprop.c
12887 (forward_propagate_addr_into_variable_array_index):
12888 Don't expect there to be a cast for the index as that
12889 does not exist anymore.
12890 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
12891 instead of PLUS_EXPR.
12892 Don't check for the first operand of the POINTER_PLUS_EXPR
12893 was the index as it cannot be.
12894 Call forward_propagate_addr_into_variable_array_index with
12895 the SSA_NAME instead of the statement.
12896 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
12897 (compare_constant): Likewise.
12898 (copy_constant): Likewise.
12899 (compute_reloc_for_constant): Likewise.
12900 (output_addressed_constants): Likewise.
12901 (initializer_constant_valid_p): Likewise.
12902 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
12903 Convert the MIN/MAX of the inner type to the outer
12904 type before comparing them.
12905 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
12906 POINTER_PLUS_EXPR instead of PLUS_EXPR.
12907 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
12908 of PLUS_EXPR for pointers.
12909 * tree-inline.c (estimate_num_insns_1): Handle
12911 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
12912 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
12913 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
12914 instead of PLUS_EXPR for the pointer increment statement.
12915 (vect_update_ivs_after_vectorizer): For pointer types, create
12916 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
12917 MULT_EXPR in sizetype.
12918 (vect_gen_niters_for_prolog_loop): Add a cast when creating
12920 * tree-object-size.c (plus_expr_object_size): Handle
12921 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
12922 code which is trying to figure out which side is a pointer and
12924 (check_for_plus_in_loops_1): Likewise.
12925 (check_for_plus_in_loops): Likewise.
12926 * c-common.c (pointer_int_sum): Create a
12927 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
12928 * tree-ssa-structalias.c (handle_ptr_arith): Handle
12929 only POINTER_PLUS_EXPR. Removing all the extra
12930 code which is trying to figure out which side is a pointer and
12932 * tree-cfg.c (verify_expr): Add extra checking for pointers and
12933 PLUS_EXPR and MINUS_EXPR.
12934 Also add checking to make sure the operands of POINTER_PLUS_EXPR
12936 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
12937 with make_tree, instead of a pointer type.
12938 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
12939 for pointers instead of PLUS_EXPR.
12940 (s390_gimplify_va_arg): Likewise.
12941 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
12942 instead of PLUS_EXPR when doing addition on pointer
12943 types. Use sizetype for the second operand.
12944 (spu_gimplify_va_arg_expr): Likewise.
12945 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
12946 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
12947 a pointer. Don't create a BIT_AND_EXPR for pointer types.
12948 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
12949 for the pointer addition and also use size_int/sizetype
12951 (ix86_gimplify_va_arg): Likewise.
12952 Perform BIT_AND_EXPR on sizetype arguments.
12953 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
12954 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
12955 for the pointer additions and also use size_int for the offsets.
12956 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
12957 additions and also use size_int for the offsets. Perform
12958 BIT_AND_EXPR on sizetype arguments.
12959 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
12960 POINTER_PLUS_EXPR for pointers and create the
12961 BIT_AND_EXPR in sizetype.
12962 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
12963 instead of PLUS_EXPR for pointer addition.
12964 (rs6000_va_start): Likewise.
12965 Also use sizetype for the offset.
12966 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
12967 as PLUS_EXPR/MINUS_EXPR.
12968 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
12969 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
12970 Don't use BIT_AND_EXPR on a pointer type, convert the
12971 expression to sizetype first.
12972 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
12974 (mips_gimplify_va_arg_expr): Likewise.
12975 Don't create BIT_AND_EXPR in a pointer type.
12977 2007-06-15 Eric Christopher <echristo@apple.com>
12979 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
12980 (x86_64-*-darwin*): Ditto.
12981 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
12984 2007-06-15 Matthew Wilcox <matthew@wil.cx>
12986 * doc/extend.texi: Document behavior of __attribute__((aligned))
12989 2007-06-15 Mark Mitchell <mark@codesourcery.com>
12991 * rtlanal.c (note_stores): Improve documentation.
12993 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
12995 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
12996 LOCAL_LABEL_PREFIX): Delete.
12997 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
12998 (bfin_internal_label): Delete.
13000 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
13002 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
13003 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
13004 otherwise define to LIBGCC2_TF_CEXT.
13005 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
13006 (LIBGCC_TF_CEXT): Ditto.
13009 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
13011 PR rtl-optimization/32339
13012 * df-scan.c (df_uses_record): Don't modify flags but just add to
13013 it for df_ref_record.
13015 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
13017 * tree-mudflap.c: Fix whitespace issues.
13019 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
13021 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
13023 2007-06-14 Eric Christopher <echristo@apple.com>
13025 * config/i386/sse.md (movdi_to_sse): Rewrite body.
13026 (movv4sf): Use gcc_unreachable instead of abort.
13028 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
13031 * config/i386/sfp-machine.h (CMPtype): New define.
13032 (mach stubs): Use CMPtype instead of int as a return type.
13034 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
13036 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
13037 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
13038 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
13039 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
13040 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
13041 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
13042 config/soft-fp/soft-fp.h: Update from glibc CVS.
13044 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
13046 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
13048 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
13051 * config/v850/v850.c: Include dataflow header file.
13052 (substitute_ep_register): Fix typo.
13054 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
13056 * configure.ac: Fix earlier checkin.
13057 * configure: Regenerated.
13059 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
13061 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
13062 * aclocal.m4: Regenerate.
13063 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
13064 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
13065 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
13066 * configure: Regenerate.
13067 * Makefile.in (LOOSE_WARN): Subst loose_warn.
13069 * Makefile.in (quickstrap): Build libgcc too.
13071 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
13073 * configure.ac: Add --enable-checking=df. Explicitly mention that
13074 the variables are initialized as for "release".
13075 * df-core.c: Use it.
13076 * configure: Regenerate.
13077 * config.in: Regenerate.
13079 2007-06-14 Bob Wilson <bob.wilson@acm.org>
13081 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
13082 validate_replace_rtx instead of replace_rtx.
13083 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
13085 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
13087 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
13088 (DWARF2_UNWIND_INFO): Override default if configured with
13090 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
13091 (ENDFILE_SPEC): Add crtend.o.
13092 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
13093 (ENDFILE_SPEC): Add crtend.o.
13094 (TARGET_USE_JCR_SECTION): Define.
13095 (MD_UNWIND_SUPPORT): Define for 32-bit target.
13097 * config/i386/cygming-crtbegin.c: New file.
13098 * config/i386/cygming-crtend.c: New file.
13100 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
13102 * config/i386/w32-unwind.h: New file.
13104 2007-06-13 Eric Christopher <echristo@apple.com>
13106 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
13107 the user set a value below STACK_BOUNDARY.
13109 2007-06-13 Thiemo Seufer <ths@networkno.de>
13111 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
13112 imply -lpthread for -pthread.
13114 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
13116 * basic-block.h: Remove the prototype for
13117 free_basic_block_vars.
13118 * cfglayout.h: Remove the prototype for
13119 insn_locators_initialize.
13120 * tree.h: Remove the prototype for emit_line_note.
13122 * tree-ssa-pre.c (mergephitemp): Remove.
13123 (init_pre): Don't use mergephitemp.
13125 2007-06-13 Eric Christopher <echristo@apple.com>
13127 * config/i386/i386.c (override_options): If we've specified
13128 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
13130 2007-06-13 Bob Wilson <bob.wilson@acm.org>
13132 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
13135 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
13137 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
13138 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
13139 (eh_store_handler): New pattern.
13140 (eh_return): Emit it instead of a plain move.
13142 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
13144 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
13145 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
13146 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
13149 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
13151 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
13152 (find_next_insn_start, find_load): New functions.
13153 (bfin_reorg): Use them to deal with the fact that parallel insns are
13154 no longer represented as a SEQUENCE.
13156 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
13158 * config/sparc/sparc.c (sparc_override_options): Initialize
13159 fpu mask correctly.
13161 2007-06-13 Dave Korn <dave.korn@artimi.com>
13163 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
13166 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
13168 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
13169 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
13170 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
13171 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
13172 tree-vect-transform.c: Fix comment typos. Follow spelling
13175 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
13177 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
13178 to the exit block use set.
13179 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
13180 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
13181 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
13183 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
13185 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
13186 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
13187 to indicate an error.
13188 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
13190 (dbg_cnt_process_opt): Print an error on a bad argument.
13191 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
13192 * common.opt (-fdbg-cnt-list): New.
13193 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
13195 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
13197 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
13198 flag on ref-all pointers.
13200 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
13202 PR middle-end/31579
13203 * expr.c (expand_expr_addr_expr_1): Call expand_expr
13204 for the offset with the modifier as EXPAND_INITIALIZER
13205 if the modifier is EXPAND_INITIALIZER.
13206 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
13207 a register if we had an overflow.
13209 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13211 * real.c (real_isfinite): New.
13212 (real_sqrt): Use it.
13213 * real.h (real_isfinite): New.
13214 * builtins.c: Use it.
13216 2007-06-12 Ian Lance Taylor <iant@google.com>
13217 Daniel Berlin <dberlin@dberlin.org>
13220 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
13221 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
13222 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
13223 (DECL_NO_TBAA_P): Define.
13224 (struct tree_decl_common): Add no_tbaa_flag field.
13225 * tree-ssa-structalias.c (struct variable_info): Add
13226 no_tbaa_pruning field.
13227 (new_var_info): Initialize no_tbaa_pruning field.
13228 (unify_nodes): Copy no_tbaa_pruning field.
13229 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
13230 (dump_solution_for_var): Print no_tbaa_pruning flag.
13231 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
13233 (compute_tbaa_pruning): New static function.
13234 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
13235 Call compute_tbaa_pruning.
13236 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
13237 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
13238 * gimple-low.c (lower_stmt): Likewise.
13239 * tree-gimple.c (is_gimple_stmt): Likewise.
13240 * tree-ssa-operands.c (get_expr_operands): Likewise.
13241 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
13242 * tree-inline.c (estimate_num_insns_1): Likewise.
13243 (copy_result_decl_to_var): Likewise.
13244 * expr.c (expand_expr_real_1): Likewise.
13245 * tree-pretty-print.c (dump_generic_node): Likewise.
13246 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
13247 * omp-low.c (omp_copy_decl_2): Likewise.
13248 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
13249 * doc/c-tree.texi (Expression trees): Document
13250 CHANGE_DYNAMIC_TYPE_EXPR.
13252 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13254 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
13255 with !HONOR_NANS and !HONOR_INFINITIES.
13256 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
13258 2007-06-12 Tristan Gingold <gingold@adacore.com>
13260 * gcov.c: Comments updated.
13261 (source_info): Add file_time field.
13262 (source_index): New variable.
13263 (mutiple_files): New variable.
13264 (generate_results): New function extracted from process_file.
13265 (process_file): Save and restore chain of functions, generate
13266 results and free structures only if not merging results.
13267 (release_structures): File names are now freed in create_file_names
13268 (create_file_names): Free previous file names.
13269 (find_source): File date is now read here and modifications in
13270 source files is checked here.
13271 (read_graph_file): Only reverse order of functions for the current
13273 (make_gcov_file_name): Do not generate long names if input_name is
13275 (output_lines): If merging results do not display graph, data and
13277 Checking source file modification is done in find_source.
13279 * doc/gcov.texi: Append an s to sourcefile.
13281 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
13283 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
13284 (forced_nop): New pattern.
13285 * config/bfin/bfin.c: Include "df.h".
13286 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
13287 (bfin_discover_loop): Use df_get_live_in instead of
13288 global_live_at_start.
13289 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
13290 df_analyze when done.
13291 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
13292 the insns. Use QImode for the final insn in a bundle. Call
13293 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
13295 (reorder_var_tracking_notes): New function.
13296 (bfin_reorg): Pass no argument to split_all_insns. Don't call
13297 update_life_info. Call df_analyze after scheduling and bundle
13298 generation. Call reorder_var_tracking_notes if generating these
13299 notes. Call df_finish_pass at the end.
13301 2007-06-12 Dirk Mueller <dmueller@suse.de>
13303 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
13304 a comparison, not an assignment.
13306 2007-06-12 Olivier Hainque <hainque@adacore.com>
13308 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
13309 Request walking the subtrees only, leaving the current is_lhs/val_only
13311 (convert_non_local_reference): Likewise.
13313 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
13315 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
13317 2007-06-12 Richard Guenther <rguenther@suse.de>
13319 PR tree-optimization/15353
13320 PR tree-optimization/31657
13321 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
13322 * timevar.def: Add TV_TREE_IFCOMBINE.
13323 * tree-pass.h (pass_tree_ifcombine): Declare.
13324 * tree-ssa-ifcombine.c: New file.
13325 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
13326 * tree-flow.h (blocks_in_phiopt_order): Declare.
13327 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
13328 (tree-ssa-ifcombine.o): New dependencies.
13330 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
13332 PR rtl-optimization/32293
13333 * combine.c (simplify_if_then_else): Truncate return from
13334 nonzero_bits() to correct mode.
13336 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
13338 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
13339 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
13341 2007-06-11 Diego Novillo <dnovillo@google.com>
13343 * Makefile.in (reload1.o-warn): Remove.
13345 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
13347 * combine.c (subst): Use reg_overlap_mentioned_p
13348 instead of comparing register numbers directly.
13350 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
13352 * reload1.c (mark_home_live_1): Use the mode parameter.
13354 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
13356 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
13357 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
13359 * df-core.c: Ditto.
13361 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
13363 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
13365 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
13367 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
13368 from integer registers.
13369 (FP mode splitters): Handle TFmode.
13371 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
13373 * tree-ssa-structalias.c (find_what_p_points_to): Return false
13374 for ref-all pointers that point-to anything.
13376 2007-06-11 Joseph Myers <joseph@codesourcery.com>
13378 * config/arm/arm.c (arm_output_dwarf_dtprel,
13379 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
13381 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
13383 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
13384 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
13387 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
13389 * tree.c (signed_or_unsigned_type_for): New.
13390 (unsigned_type_for): Use signed_or_unsigned_type_for.
13391 (signed_type_for): Use signed_or_unsigned_type_for.
13392 * tree.h (signed_or_unsigned_type_for): New.
13393 (get_signed_or_unsigned_type): Remove.
13394 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
13395 lang_hooks.types.signed_type
13396 (size_diffop): Likewise.
13397 (all_ones_mask_p): Likewise.
13398 (build_range_check): Likewise.
13399 (fold_cond_expr_with_comparison): Likewise.
13400 (fold_cond_expr_with_comparison): Likewise.
13401 (unextend): Likewise.
13402 (extract_muldiv_1): Likewise.
13403 (fold_single_bit_test_into_sign_test): Likewise.
13404 (fold_binary): Likewise.
13405 (fold_ternary): Likewise.
13406 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
13407 instead of get_signed_or_unsigned_type.
13408 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
13409 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
13410 * expr.c (signed_or_unsigned_type_for): Use
13411 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
13412 * langhooks.c (get_signed_or_unsigned_type): Remove.
13413 (lhd_signed_or_unsigned_type): Remove.
13414 * langhooks.h (lang_hooks_for_types): Remove signed_type and
13415 signed_or_unsigned_type.
13416 (lhd_signed_or_unsigned_type): Remove.
13417 * expmed.c (make_tree): Use signed_type_for instead of
13418 lang_hooks.types.signed_type.
13419 * c-common.c (same_scalar_type_ignoring_signedness): Use
13420 c_common_signed_type instead of lang_hooks.types.signed_type.
13421 (c_common_unsigned_type): New.
13422 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
13423 (shorten_compare): Use c_common_unsigned_type instead of
13424 c_common_signed_or_unsigned_type.
13425 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
13427 * convert.c (convert_to_integer): Use signed_type_for instead of
13428 lang_hooks.types.signed_type.
13429 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
13430 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
13431 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
13432 * c-format.c (check_format_types): Use c_common_unsigned_type
13433 instead of unsigned_type_for.
13434 * c-decl.c (groakdeclarator): Likewise.
13435 * c-typeck.c (convert_for_assignment): Likewise.
13436 * c-common.h (c_common_unsigned_type): New.
13438 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
13441 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
13442 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
13444 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
13446 PR middle-end/32279
13447 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
13448 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
13450 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
13451 Sebastian Pop <sebpop@gmail.com>
13453 * lambda-code.c (remove_iv): New.
13454 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
13456 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
13458 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
13459 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
13460 * tree-ssa-loop-prefetch.c: Include optabs.h.
13461 (FENCE_FOLLOWING_MOVNT): New macro.
13462 (struct mem_ref): Add independent_p and storent_p fields.
13463 (record_ref): Initalize the new fields.
13464 (gather_memory_references_ref): Return true if the reference
13466 (gather_memory_references): Check whether all memory accesses
13467 in loop were recorded.
13468 (should_issue_prefetch_p): Return false for nontemporal stores.
13469 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
13470 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
13471 (determine_loop_nest_reuse): Detect independent memory references.
13472 (loop_prefetch_arrays): Call mark_nontemporal_stores.
13473 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
13474 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
13475 * config/i386/i386.h (x86_mfence): Declare.
13476 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
13477 * config/i386/i386.c (x86_mfence): New variable.
13478 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
13480 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
13481 * optabs.c (init_optabs): Initialize storent_optab.
13482 * optabs.h (enum optab_index): Add OTI_storent.
13483 (storent_optab): Declare.
13484 * genopinit.c (optabs): Add initialization for storent_optab.
13485 * tree.h (MOVE_NONTEMPORAL): New macro.
13486 * expr.c (expand_assignment, store_expr, store_constructor_field,
13487 store_constructor, store_field, expand_expr_real_1): Propagate
13488 nontemporality of the expanded store.
13489 (emit_storent_insn): New function.
13490 * expr.h (expand_assignment, store_expr): Declaration changed.
13491 * function.c (assign_parm_setup_reg): Pass false as nontemporality
13492 to expand_assignment.
13493 * stmt.c (expand_asm_expr): Ditto.
13494 * calls.c (initialize_argument_information): Pass false as
13495 nontemporality to store_expr.
13496 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
13499 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
13501 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
13503 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
13505 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
13507 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
13508 and allow DECL_P here.
13510 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
13512 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
13513 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
13514 track of the size of the expression.
13515 * cfghooks.c (merge_blocks): Remove block from loops structure only
13516 after call of the merge_blocks hook.
13518 2007-06-09 Tom Tromey <tromey@redhat.com>
13520 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
13521 (deprecated_state): Removed.
13522 (start_decl): Update.
13523 (enum deprecated_states): Moved earlier.
13524 (groktypename): Update.
13525 (push_parm_decl): Likewise.
13526 (grokfield): Likewise.
13527 (start_function): Likewise.
13529 2007-06-09 Ian Lance Taylor <iant@google.com>
13531 PR tree-optimization/32169
13532 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
13533 CONVERT_EXPR, check whether min and max both converted to an
13534 overflow infinity representation.
13536 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
13538 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
13539 not inserted on the edge.
13541 2007-06-08 Bob Wilson <bob.wilson@acm.org>
13543 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
13544 instructions if they are supported.
13545 (__divsi3, __umodsi3, __modsi3): Likewise.
13546 (__ashldi3, __ashrdi3, __lshrdi3): New.
13547 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
13549 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
13550 Tony Linthicum <tony.linthicum@amd.com>
13552 * doc/invoke.texi: Add fvect-cost-model flag.
13553 * common.opt (fvect-cost-model): New flag.
13554 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
13555 cost fields in stmt_vec_info struct for STMT.
13556 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
13557 fields in stmt_vec_info struct and access functions for the same.
13558 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
13559 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
13560 load, store and vector to scalar operation.
13561 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
13562 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
13563 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
13564 (TARG_VEC_STORE_COST): Define cost of vector store.
13565 (vect_estimate_min_profitable_iters): Define new function.
13566 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
13567 check to evaluate if loop iterations are less than minimum profitable
13568 iterations determined by cost model or minimum vect loop bound defined
13569 by user, whichever is more conservative.
13570 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
13571 run-time check to evaluate if loop iterations are less than minimum
13572 profitable iterations determined by cost model or minimum vect loop
13573 bound defined by user, whichever is more conservative.
13574 (vect_estimate_min_profitable_iterations): New function to estimate
13575 mimimimum iterartions required for vector version of loop to be
13576 profitable over scalar version.
13577 (vect_model_reduction_cost): New function.
13578 (vect_model_induction_cost): New function.
13579 (vect_model_simple_cost): New function.
13580 (vect_cost_strided_group_size): New function.
13581 (vect_model_store_cost): New function.
13582 (vect_model_load_cost): New function.
13583 (vectorizable_reduction): Call vect_model_reduction_cost during
13585 (vectorizable_induction): Call vect_model_induction_cost during
13587 (vectorizable_load): Call vect_model_load_cost during analysis phase.
13588 (vectorizable_store): Call vect_model_store_cost during analysis phase.
13589 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
13590 vectorizable_promotion, vectorizable_demotion): Call
13591 vect_model_simple_cost during analysis phase.
13593 2007-06-08 Simon Baldwin <simonb@google.com>
13595 * reg-stack.c (get_true_reg): Readability change. Moved default case
13596 label into direct switch statement scope.
13598 2007-06-08 Simon Baldwin <simonb@google.com>
13600 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
13601 in gcc_assert() with '==' comparison.
13603 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
13605 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
13606 TARGET_ABM handling of x86_popcnt variable.
13608 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
13610 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
13611 __builtin_copysignq and __builtin_infq built-in functions.
13613 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
13615 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
13616 SSE4.2 section. Correct built-in function names in SSE4A section.
13618 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
13620 PR tree-optimization/32243
13621 * tree-vect-transform.c (vectorizable_type_promotion): Move check
13622 for ncopies after ratio check between nunits_out and nunits_in.
13623 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
13625 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
13627 PR tree-optimization/32224
13628 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
13629 vectorization upon a non GIMPLE_MODIFY_STMT.
13631 2007-06-08 Christian Bruel <christian.bruel@st.com>
13634 * config/sh/sh.md (doloop_end): New pattern and splitter.
13635 * loop-iv.c (simple_rhs_p): Check for hardware registers.
13637 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
13639 PR middle-end/32209
13640 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
13642 (verify_dominators): Do not change dominance tree.
13644 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
13646 * config/sh/constraints.md: New file.
13647 * config/sh/sh.c: Include tm-constrs.h.
13648 (reg_class_from_letter): Remove.
13649 (prepare_cbranch_operands): Use satisfies_constraint_*
13650 function instead of macro.
13651 (andcosts, broken_move, sh_secondary_reload): Likewise.
13652 * config/sh/predicates.md (trapping_target_operand): Likewise.
13653 (and_operand, arith_operand, arith_reg_or_0_operand,
13654 cmp_operand, logical_operand, target_operand,
13655 ua_address_operand, ua_offset, xor_operand): Likewise.
13656 * config/sh/sh.md: Include constraints.md.
13657 (*movsicc_t_false): Use satisfies_constraint_* function
13659 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
13660 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
13661 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
13662 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
13663 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
13664 (REG_CLASS_FROM_CONSTRAINT): Remove.
13665 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
13666 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
13667 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
13668 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
13669 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
13670 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
13671 function instead of macro.
13672 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
13673 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
13674 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
13675 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
13676 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
13677 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
13678 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
13679 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
13680 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
13681 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
13682 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
13683 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
13684 EXTRA_CONSTRAINT_STR): Likewise.
13685 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
13687 2007-06-07 Geoffrey Keating <geoffk@apple.com>
13689 * config/i386/darwin.h (STACK_BOUNDARY): Define.
13691 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
13694 * c-common.h (flag_cpp0x): Replaced by...
13695 (cxx_dialect): ... this new variable specifying the C++ dialect that
13697 * c-common.c (flag_cpp0x): Removed.
13698 (cxx_dialect): Defined.
13699 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
13701 * c-opts.c (c_common_post_options): Likewise.
13702 (set_std_cxx98): Set cxx_dialect to cxx98.
13703 (set_std_cxx0x): Set cxx_dialect to cxx0x.
13705 2007-06-07 Geoffrey Keating <geoffk@apple.com>
13706 Hui-May Chang <hm.chang@apple.com>
13708 * doc/invoke.texi (Darwin Options): Update documentation for
13709 -mmacosx-version-min.
13710 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
13711 * config/darwin-driver.c: New file.
13712 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
13713 * config/t-darwin (darwin-driver.o): New rule.
13715 * config/darwin-c.c (version_as_macro): Ignore low digit.
13717 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
13719 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
13720 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
13721 (CSGNMODE): New mode macro.
13722 (CSGNVMODE): New mode attribute.
13723 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
13724 expander using CSGNMODE mode macro. Handle TFmode.
13725 (copysign<mode>3_const): Rename from copysignsf3_const and
13726 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
13728 (copysign<mode>3_var): Rename from copysignsf3_var and
13729 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
13731 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
13732 mode macro. Handle TFmode.
13733 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
13734 (iortf3, *iortf3): Ditto.
13735 (xortf3, *xortf3): Ditto.
13736 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
13737 TFmode and TImode masks.
13738 (ix86_expand_copysign): Expand TFmode copysign insn.
13739 (IX86_BUILTIN_INFQ): New.
13740 (IX86_BUILTIN_FABSQ): Ditto.
13741 (IX86_BUILTIN_COPYSIGNQ): Ditto.
13742 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
13743 [__builtin_fabsq]: Ditto.
13744 [__builtin_copysignq]: Ditto.
13745 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
13746 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
13747 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
13748 ix86_expand_binop_builtin().
13750 2007-06-07 Bob Wilson <bob.wilson@acm.org>
13752 * config/xtensa/lib1funcs.asm: Clean up whitespace.
13754 2007-06-07 Steve Ellcey <sje@cup.hp.com>
13757 * rtl.h (push_to_sequence2): New.
13758 * emit-rtl.c (push_to_sequence2): New.
13759 * function.c (assign_parm_data_all): Add new fields.
13760 (assign_parm_setup_block): Call push_to_sequence2 instead of
13762 (assign_parm_setup_reg): Ditto.
13763 (assign_parm_setup_stack): Ditto.
13764 (assign_parms_unsplit_complex): Ditto.
13765 (assign_parms): Change field name.
13767 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
13769 PR tree-optimization/32220
13770 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
13771 phi node is reached before defining statement.
13773 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
13776 * tree-vect-transform.c (vectorizable_call): Call update_stmt
13777 after changing the right hand side of the assignment.
13779 2007-06-06 Eric Christopher <echristo@apple.com>
13781 * config.gcc (i?86-*-darwin*): Remove arch parameter.
13782 (x86_64-*-darwin*): Ditto.
13783 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
13784 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
13786 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
13788 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
13789 coding conventions.
13790 (add_key): Likewise.
13791 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
13792 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
13794 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
13796 (add_cost_one_coalesce): Likewise.
13797 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
13798 variable names. Rename orig to orig_name for consistency.
13799 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
13800 coding conventions.
13801 (cprop_into_successor_phis): Avoid using C++ keywords as variable
13803 (record_equivalences_from_stmt): Likewise.
13804 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
13805 the coding conventions.
13806 (memory_ssa_name_same): Likewise.
13807 (dse_optimize_stmt): Likewise.
13808 (dse_record_phis): Likewise.
13809 (dse_finalize_block): Likewise.
13810 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
13811 keywords as variable names.
13812 (may_move_till): Cast according to the coding conventions.
13813 (force_move_till_expr): Avoid using C++ keywords as variable names.
13814 (force_move_till): Cast according to the coding conventions.
13815 (memref_hash): Likewise.
13816 (memref_eq): Likewise.
13817 (gather_mem_refs_stmt): Likewise.
13818 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
13819 using C++ keywords as variable names.
13820 (idx_find_step): Cast according to the coding conventions.
13821 (idx_record_use): Likewise.
13822 (find_depends): Likewise.
13823 (prepare_decl_rtl): Likewise.
13824 (mbc_entry_hash): Likewise.
13825 (mbc_entry_eq): Likewise.
13826 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
13827 (simplify_replace_tree): Avoid using C++ keywords as variable names.
13828 (idx_infer_loop_bounds): Cast according to the coding conventions.
13829 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
13830 * tree-ssa-math-opts.c (occ_new ): Likwise.
13831 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
13833 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
13835 (add_use_op): Likewise.
13836 (add_vop): Likewise.
13837 (add_vuse_op): Likewise.
13838 (add_vdef_op): Likewise.
13839 (get_expr_operands): Likewise.
13840 (push_stmt_changes): Use type safe memory macros.
13841 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
13842 keywords as variable names.
13843 (conditional_replacement): Likewise.
13844 (minmax_replacement): Likewise.
13845 (abs_replacement): Likewise.
13846 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
13847 coding conventions.
13848 (insert_fake_stores): Avoid using C++ keywords as variable names.
13849 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
13851 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
13852 (heapvar_insert): Use type safe memory macros.
13853 (new_var_info): Cast according to the coding conventions.
13854 (new_constraint): Likewise.
13855 (remove_preds_and_fake_succs): Use type safe memory macros.
13856 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
13858 (thread_single_edge): Likewise.
13859 (thread_through_loop_header): Likewise.
13861 2007-06-06 Eric Christopher <echristo@apple.com>
13863 * config/i386/i386.c (override_options): Move handling
13864 of TARGET_SUBTARGET* earlier.
13866 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
13868 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
13871 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
13873 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
13874 emited outside of basic block.
13875 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
13876 the created blocks.
13877 * rtl.h (delete_insn_chain): Declaration changed.
13878 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
13880 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
13881 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
13882 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
13883 to delete_insn_chain.
13884 (rtl_verify_flow_info_1): Verify that the insns in header and footer
13885 do not have bb field set.
13886 (rtl_verify_flow_info): Verify that insns between basic blocks do not
13888 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
13889 * cfgcleanup.c (try_optimize_cfg): Ditto.
13891 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
13893 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
13894 (lambda_body_vector_new): Use type safe memory macros.
13895 (lambda_linear_expression_new): Likewise.
13896 (lambda_loopnest_new): Likewise.
13897 (lambda_lattice_new): Likewise.
13898 (replace_uses_equiv_to_x_with_y): Cast according to the coding
13899 conventions. Use type safe memory macros.
13900 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
13901 (lambda_body_vector_s): Likewise.
13902 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
13903 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
13905 2007-06-06 Richard Guenther <rguenther@suse.de>
13907 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
13908 if we need to schedule cfg_cleanup.
13909 (tree_ssa_forward_propagate_single_use_vars): Do so.
13911 2007-06-06 Ian Lance Taylor <iant@google.com>
13913 * fold-const.c (merge_ranges): If range_successor or
13914 range_predecessor fail, just return 0.
13916 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
13918 PR tree-optimization/32216
13919 * tree-vectorizer.c (supportable_widening_operation): Determine
13920 signedness of FIX_TRUNC_EXPR from output operand.
13921 (supportable_narrowing_operation): Ditto.
13922 * tree-vect-generic.c (expand_vector_operations_1): Determine
13923 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
13924 from input operand.
13926 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
13928 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
13929 (struct pta): ...from here. Change flags to unsigned to avoid
13930 excessive casting (as it is used as a bit mask).
13931 (override_options): Add casts according to the coding convenventions.
13932 (x86_64_elf_unique_section): Likewise.
13933 (examine_argument): Avoid using C++ keywords as variable names.
13934 (construct_container): Likewise.
13935 (legitimize_pic_address): Likewise.
13936 (get_dllimport_decl): Cast according to the coding conventions. Use
13937 type safe memory macros.
13938 (legitimize_address): Cast according to the coding conventions.
13939 (emit_i387_cw_initialization): Corrected the type of slot to enum
13941 (ix86_init_machine_status): Use type safe memory macros.
13942 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
13943 (bdesc_pcmpistr): Likewise.
13944 (bdesc_crc32): Likewise.
13945 (bdesc_sse_3arg): Likewise.
13946 (bdesc_2arg): Likewise.
13947 (bdesc_1arg): Likewise.
13948 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
13949 (ix86_expand_sse_pcmpistr): Likewise.
13950 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
13951 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
13952 int to match the langhook definition.
13953 (ix86_builtin_conversion): Change the type of code to unsigned init to
13954 match the langhook definition.
13955 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
13957 (ix86_preferred_output_reload_class): Likewise.
13958 (ix86_cannot_change_mode_class): Likewise.
13959 (ix86_memory_move_cost): Likewise.
13960 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
13961 avoid excessive casting later on.
13962 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
13964 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
13966 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
13967 as flags setting insn.
13968 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
13970 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
13972 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
13973 (UNSPEC_ROUND): New.
13974 ("sse4_1_round<mode>2"): New insn pattern.
13975 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
13977 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
13978 expander using SSEMODEF mode macro. Expand using
13979 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
13980 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
13981 expander using SSEMODEF mode macro. Expand using
13982 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
13983 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
13984 expander using SSEMODEF mode macro. Expand using
13985 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
13986 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
13987 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
13988 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
13991 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
13992 Sebastian Pop <sebpop@gmail.com>
13994 * lambda.h (build_linear_expr): New.
13995 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
13996 Use build_linear_expr, call fold and force_gimple_operand.
13997 (lambda_loopnest_to_gcc_loopnest): Check that there is
13998 something to insert.
13999 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
14001 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
14003 PR preprocessor/23479
14004 * doc/extend.texi: Document the 0b-prefixed binary integer
14005 constant extension.
14007 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
14009 PR tree-optimization/32215
14010 * tree-vectorizer.c (supportable_widening_operation): Return false
14011 for unsupported FIX_TRUNC_EXPR tree code.
14012 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
14014 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
14016 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
14017 register on SPE targets. Change documentation to reflect
14019 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
14020 Change FIXED_SCRATCH to 14 and document why we're keeping r14
14021 out of the register allocation pool.
14022 (rs6000_reg_live_or_pic_offset_p): New function.
14023 (rs6000_emit_prologue): Move the actual saving of LR up to free
14024 r0 for holding r11. Split saving of SPE 64-bit registers into
14025 its own case. Ensure that offsets will always be in-range for
14026 'evstdd' by using r11 as a scratch register to point at the start
14027 of the SPE save area. Save r11 if necessary, as it is the static
14029 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
14030 into its own case. Ensure that offsets will always be in-range
14031 for 'evldd' by using r11 as a scratch register to point at the
14032 start of the SPE save area. Also adjust r11 when restoring
14033 the stack pointer to compensate for pre-loading r11.
14035 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
14037 * cfg.c (init_flow): Use type safe memory macros.
14038 (alloc_block): Likewise.
14039 (unchecked_make_edge): Likewise.
14040 (dump_flow_info): Avoid using C++ keywords as variable names.
14041 (copy_original_table_clear): Cast according to the coding conventions.
14042 (copy_original_table_set): Likewise.
14043 * cfgexpand (label_rtx_for_bb): Likewise.
14044 (expand_gimple_basic_block): Likewise.
14045 * cfghooks.c (dump_bb): Likewise.
14046 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
14048 (lv_add_condition_to_bb): Likewise.
14049 * cfglayout (relink_block_chain): Cast according to the coding
14051 (fixup_reorder_chain): Likewise.
14052 (fixup_fallthru_exit_predecessor): Likewise.
14053 * cfgloop.c (glb_enum_p): Likewise.
14054 (get_exit_description): Likewise.
14055 (dump_recorded_exit): Likewise.
14056 * cfgloop.h (enum loop_estimation): Move out of struct scope...
14057 (struct loop): ... from here.
14058 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
14060 * cfgrtl.c (rtl_create_basic_block): Likewise.
14061 (rtl_split_block): Likewise.
14062 (rtl_dump_bb): Likewise.
14063 (cfg_layout_split_block): Likewise.
14064 (init_rtl_bb_info): Use typesafe memory macros.
14066 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
14067 * graphds.h: Updated all usages of edge to graph_edge.
14068 * graphds.c: Likewise.
14069 * cfgloopanal.c: Likewise.
14071 2007-06-05 Ian Lance Taylor <iant@google.com>
14073 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
14074 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
14075 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
14077 (test_for_singularity): Likewise.
14079 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
14081 * config/i386/constraints.md ("Y2"): Replaced by ...
14083 * config/i386/i386.md: Likewise.
14084 * config/i386/mmx.md: Likewise.
14085 * config/i386/sse.md: Likewise.
14087 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
14089 * config/i386/constraints.md ("z"): Replaced by ...
14091 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
14092 (sse4_1_blendvps): Likewise.
14093 (sse4_1_pblendvb): Likewise.
14094 (sse4_2_pcmpestr): Likewise.
14095 (sse4_2_pcmpestrm): Likewise.
14096 (sse4_2_pcmpestr_cconly): Likewise.
14097 (sse4_2_pcmpistr): Likewise.
14098 (sse4_2_pcmpistrm): Likewise.
14099 (sse4_2_pcmpistr_cconly): Likewise.
14101 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
14103 * matrix-reorg.c (transform_access_sites): Fix computation.
14104 (transform_allocation_sites): Same.
14106 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
14108 * config/i386/i386.c (override_options): Use
14109 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
14111 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
14113 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
14114 (nonimm_not_xmm0_operand): Ditto.
14115 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
14116 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
14117 as operand[2] predicate. Require "z" class XMM register for
14118 operand[3]. Adjust asm template.
14119 ("sse4_1_blendvpd"): Ditto.
14120 ("sse4_1_pblendvb"): Ditto.
14121 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
14122 force op2 into xmm0 register for variable blend instructions.
14124 2007-06-04 Tom Tromey <tromey@redhat.com>
14126 * c-tree.h (start_enum): Update.
14127 (build_enumerator): Likewise.
14128 * c-decl.c (enum_next_value): Removed.
14129 (enum_overflow): Likewise.
14130 (start_enum): Add c_enum_contents argument. Don't use globals.
14131 (build_enumerator): Likewise.
14132 * c-tree.h (struct c_enum_contents): New struct.
14134 2007-06-04 Tom Tromey <tromey@redhat.com>
14136 * c-common.c (c_common_get_alias_set): Fix indentation.
14138 2007-06-04 Ian Lance Taylor <iant@google.com>
14140 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
14141 to overflow, reduce overflow infinity to regular infinity.
14142 (vrp_var_may_overflow): New static function.
14143 (vrp_visit_phi_node): Check vrp_var_may_overflow.
14145 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
14147 * stor-layout.c (layout_type): Remove duplicate code.
14149 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
14152 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
14153 before build_common_builtin_nodes ().
14155 2007-06-04 Steve Ellcey <sje@cup.hp.com>
14158 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
14160 2007-06-04 Jan Hubicka <jh@suse.cz>
14162 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
14163 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
14164 instead of _stat version.
14166 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
14168 PR tree-optimization/32194
14169 * tree-predcom.c (determine_offset): Check that both references have
14172 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
14174 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
14175 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
14176 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
14177 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
14178 Add argument to iterate_fix_dominators call.
14179 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
14180 * gcse.c (hoist_code): Change domby to vector.
14181 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
14182 Add argument to iterate_fix_dominators call.
14183 * loop-doloop.c (doloop_modify): Changed recount_dominator to
14184 recompute_dominator.
14185 * lambda-code.c (perfect_nestify): Ditto.
14186 * cfgloopanal.c: Include graphds.h.
14187 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
14188 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
14189 (mark_irreducible_loops): Use graphds_scc. Remove argument from
14191 * graphds.c: New file.
14192 * graphds.h: New file.
14193 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
14194 (get_dominated_by, get_dominated_by_region): Change return type to
14196 (verify_dominators): Recompute all dominators and compare the results.
14197 (recount_dominator): Renamed to ...
14198 (recompute_dominator): ... this. Do not check that the block is
14199 dominated by entry.
14200 (iterate_fix_dominators): Reimplemented.
14201 (prune_bbs_to_update_dominators, root_of_dom_tree,
14202 determine_dominators_for_sons): New functions.
14203 * et-forest.c (et_root): New function.
14204 * et-forest.h (et_root): Declare.
14205 * Makefile.in (graphds.o): Add.
14206 (cfgloopanal.o): Add graphds.h dependency.
14207 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
14208 * basic-block.h (get_dominated_by, get_dominated_by_region,
14209 iterate_fix_dominators): Declaration changed.
14210 (recount_dominator): Renamed to ...
14211 (recompute_dominator): ... this.
14212 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
14213 (thread_through_all_blocks): Do not free dominance info.
14215 2007-06-03 Andreas Schwab <schwab@suse.de>
14217 * config/m68k/m68k.c (override_options): Don't override
14219 * config/m68k/m68k-modes.def (SF, DF): Define to use
14220 motorola_single_format and motorola_double_format, resp.
14221 * real.c (motorola_single_format): Renamed from
14222 coldfire_single_format.
14223 (motorola_double_format): Renamed from coldfire_double_format.
14224 (encode_ieee_extended): Generate a proper canonical NaN image
14225 respecting canonical_nan_lsbs_set.
14226 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
14228 * real.h: Adjust declarations.
14230 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
14233 * config/sh/sh.md (symGOT_load): Don't schedule insns when
14234 the symbol is generated with the stack protector.
14236 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
14238 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
14239 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
14241 * doc/extend.texi (interrupt): Mention m68k.
14243 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
14245 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
14246 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
14247 (ix86_expand_sse_pcmpestr): Do not check operands for
14248 "register_operand", when insn operand predicate is "register_operand".
14249 (ix86_expand_sse_pcmpistr): Ditto.
14251 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
14252 Uros Bizjak <ubizjak@gmail.com>
14254 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
14255 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
14256 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
14257 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
14258 * config/i386/constraints.md ("z"): New register constraint
14259 for members of SSE_FIRST_REG class.
14260 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
14261 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
14262 SSE_FIRST_REG class.
14263 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
14264 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
14265 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
14266 (IX86_BUILTIN_PCMPESTRM128): Likewise.
14267 (IX86_BUILTIN_PCMPESTRA128): Likewise.
14268 (IX86_BUILTIN_PCMPESTRC128): Likewise.
14269 (IX86_BUILTIN_PCMPESTRO128): Likewise.
14270 (IX86_BUILTIN_PCMPESTRS128): Likewise.
14271 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
14272 (IX86_BUILTIN_PCMPISTRI128): Likewise.
14273 (IX86_BUILTIN_PCMPISTRM128): Likewise.
14274 (IX86_BUILTIN_PCMPISTRA128): Likewise.
14275 (IX86_BUILTIN_PCMPISTRC128): Likewise.
14276 (IX86_BUILTIN_PCMPISTRO128): Likewise.
14277 (IX86_BUILTIN_PCMPISTRS128): Likewise.
14278 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
14279 (struct builtin_description): Change "flag" field to unsigned.
14280 (bdesc_pcmpestr): New builtin description table.
14281 (bdesc_pcmpistr): Likewise.
14282 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
14283 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
14284 Initialize pcmp[ei]str[im] insns for SSE4.2.
14285 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
14286 (ix86_expand_sse_pcmpistr): Likewise.
14287 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
14288 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
14289 (UNSPEC_PCMPISTR): Likewise.
14290 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
14291 (sse4_2_pcmpestri):New isns pattern.
14292 (sse4_2_pcmpestrm): Likewise.
14293 (sse4_2_pcmpestr_cconly): Likewise.
14294 (sse4_2_pcmpistr): New insn patern and splitter.
14295 (sse4_2_pcmpistri):New isns pattern.
14296 (sse4_2_pcmpistrm): Likewise.
14297 (sse4_2_pcmpistr_cconly): Likewise.
14298 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
14301 2007-06-01 David Daney <ddaney@avtrex.com>
14303 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
14304 LOADGP_ABSOLUTE and not binds_local_p.
14306 2007-06-01 Geoffrey Keating <geoffk@apple.com>
14308 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
14310 2007-06-01 Ian Lance Taylor <iant@google.com>
14312 * tree-vrp.c (compare_name_with_value): Always set
14313 used_strict_overflow if we get a result from the variable itself.
14315 2007-06-01 Ian Lance Taylor <iant@google.com>
14317 PR rtl-optimization/31455
14318 * lower-subreg.c (find_decomposable_subregs): Don't decompose
14319 subregs which have a cast between modes which are not tieable.
14321 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
14323 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
14324 breaks after return statements.
14326 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
14328 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
14329 only after no_new_pseudos.
14331 2007-05-31 Eric Christopher <echristo@apple.com>
14333 * expr.c (convert_move): Assert that we don't have a BLKmode
14335 (store_expr): Handle BLKmode moves by calling emit_block_move.
14337 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
14339 * c-typeck.c (build_indirect_ref): Include type in error message.
14340 (build_binary_op): Pass types to binary_op_error.
14341 * c-common.c (binary_op_error): Take two type arguments, print out
14343 * c-common.h (binary_op_error): Update prototype.
14345 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
14347 * config/i386/i386.c: Correct coments on -mno-sse4.
14349 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
14351 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
14352 (x86_64-*-*): Likewise.
14353 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
14354 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
14355 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
14356 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
14357 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
14358 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
14359 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
14360 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
14361 (OPTION_MASK_ISA_SSE4): Likewise.
14362 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
14363 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
14364 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
14365 (override_options): Support SSE4.2.
14366 (ix86_build_const_vector): Support SImode and DImode.
14367 (ix86_build_signbit_mask): Likewise.
14368 (ix86_expand_int_vcond): Support V2DImode.
14369 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
14370 (IX86_BUILTIN_CRC32HI): Likewise.
14371 (IX86_BUILTIN_CRC32SI): Likewise.
14372 (IX86_BUILTIN_CRC32DI): Likewise.
14373 (IX86_BUILTIN_PCMPGTQ): Likewise.
14374 (bdesc_crc32): Likewise.
14375 (bdesc_sse_3arg): Likewise.
14376 (ix86_expand_crc32): Likewise.
14377 (ix86_init_mmx_sse_builtins): Support SSE4.2.
14378 (ix86_expand_builtin): Likewise.
14379 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
14380 __SSE4_2__ for -msse4.2.
14381 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
14382 (CRC32MODE): Likewise.
14383 (crc32modesuffix): Likewise.
14384 (crc32modeconstraint): Likewise.
14385 (sse4_2_crc32<mode>): Likewise.
14386 (sse4_2_crc32di): Likewise.
14387 * config/i386/i386.opt (msse4.2): New for SSE4.2.
14389 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
14390 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
14391 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
14392 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
14393 (vcondu<mode>): Likewise.
14394 * doc/extend.texi: Document SSE4.2 built-in functions.
14395 * doc/invoke.texi: Document -msse4.2/-msse4.
14397 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
14399 PR tree-optimization/32160
14400 * tree-predcom.c (predcom_tmp_var): New function. Mark created
14401 variable as gimple reg.
14402 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
14404 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
14406 * gcc.c (main): Don't consider linker options when issuing the
14407 warning about a linker input file not being used.
14409 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14411 * tree-vrp.c (compare_names): Initialize sop.
14413 2007-05-30 Dirk Mueller <dmueller@suse.de>
14415 * cgraphunit.c (cgraph_analyze_function): Remove
14416 computation of inline parameters.
14418 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
14420 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
14422 2007-05-30 Richard Sandiford <richard@codesourcery.com>
14424 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
14425 Add vx-common.h. Include vxworks.h between vx-common.h and
14427 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
14429 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
14430 (TARGET_ASM_DESTRUCTOR): Likewise.
14431 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
14432 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
14433 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
14434 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
14435 (VXWORKS_ENDIAN_SPEC): Define.
14436 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
14437 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
14438 VXWORKS_* equivalents.
14439 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
14440 (ASM_FILE_START): Delete.
14441 (TARGET_VERSION): Reformat.
14442 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
14443 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
14444 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
14445 (FPBIT, DPBIT): Define.
14446 (fp-bit.c, dp-bit.c): New rules.
14447 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
14448 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
14449 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
14450 * config/arm/arm.h: Include vxworks-dummy.h.
14451 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
14452 Mark with ATTRIBUTE_UNUSED.
14453 (arm_override_options): Do not allow VxWorks RTP PIC to be used
14454 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
14455 make it incompatible with -msingle-pic-base.
14456 (arm_function_ok_for_sibcall): Return false for calls that might
14457 go through a VxWorks PIC PLT entry.
14458 (require_pic_register): New function, split out from...
14459 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
14461 (arm_load_pic_register): Handle the VxWorks RTP initialization
14462 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
14463 (arm_emit_call_insn): New function.
14464 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
14465 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
14466 (pic_offset_arm): New pattern.
14467 (call, call_value): Use arm_emit_call_insn.
14468 (call_internal, call_value_internal): New expanders.
14469 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
14470 VxWorks unless __PIC__.
14472 2007-05-30 Eric Christopher <echristo@gmail.com>
14474 * genrecog.c: Include regs.h in generated file.
14475 * genemit.c: Ditto. Fix up formatting.
14476 * config/mn10300/constraints.md: New.
14477 * config/mn10300/mn10300.md: Include.
14478 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
14479 Fix up for removed macro.
14480 * config/mn10300/predicates.md (call_address_operand): Ditto.
14481 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
14482 (CONST_OK_FOR_I): Ditto.
14483 (CONST_OK_FOR_J): Ditto.
14484 (CONST_OK_FOR_K): Ditto.
14485 (CONST_OK_FOR_L): Ditto.
14486 (CONST_OK_FOR_M): Ditto.
14487 (CONST_OK_FOR_N): Ditto.
14488 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
14492 (EXTRA_CONSTRAINT): Ditto.
14494 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
14496 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
14498 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
14499 OPTION_MASK_ISA_64BIT.
14500 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
14502 2007-05-30 Richard Guenther <rguenther@suse.de>
14504 PR middle-end/32152
14505 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
14506 types for comparison.
14507 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
14508 with original typed arguments.
14509 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
14511 2007-05-30 Jakub Jelinek <jakub@redhat.com>
14513 PR tree-optimization/31769
14514 * except.c (duplicate_eh_regions): Clear prev_try if
14515 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
14517 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
14519 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
14520 * tree-ssa-sink.c (statement_sink_location): Return basic block and
14521 bsi of the location where statements should be inserted.
14522 (sink_code_in_bb): Take bsi from statement_sink_location.
14523 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
14524 instead of bsi_start.
14525 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
14527 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
14528 (bsi_move_before): Document inconsistency with bsi_move_after.
14529 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
14531 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
14533 * config/i386/i386.h (TARGET_ABM): New define.
14534 (TARGET_POPCNT): Ditto.
14535 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
14536 New temporary defines to redefine from OPTION_ISA_* defines.
14537 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
14538 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
14539 (ix86_isa_flags): New extern int declaration.
14540 (TARGET_SUBTARGET_DEFAULT): New define.
14541 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
14542 (TARGET_SUBTARGET32_DEFAULT): Ditto.
14543 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
14544 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
14545 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
14546 * config/i386/darwin.h: Change TARGET_64BIT define to
14549 * config/i386/i386.opt (m3dnowa): Define as undocumented option
14550 using existing "ix86_isa_flags" varible.
14551 (m32, m64): Use existing "ix86_isa_flags" variable.
14552 (mmmx, m3dnow): Ditto.
14553 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
14554 (mabm): Define as non-negative option using "x86_abm" variable.
14555 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
14557 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
14558 Rewrite feature test bitmap.
14559 (ix86_isa_flags): New initialized global int varible.
14560 (ix86_isa_flags_explicit): New static int variable.
14561 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
14562 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
14563 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
14564 target_flags_explicit.
14565 (override_options): Remove "target_enable" and "target_disable" fields
14566 from "struct ptt". Update processor_target_table accordingly. Remove
14567 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
14568 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
14569 "target_flags" and "ix86_isa_flags_explicit" instead of
14570 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
14571 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
14572 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
14573 to true when either of PTA_POPCNT or PTA_ABM is set in
14574 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
14575 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
14576 processor_alias_table flags entry. Remove handling of
14577 "target_enable" and "target_disable" fields of processor_target_table.
14578 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
14579 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
14580 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
14581 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
14582 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
14584 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
14586 2007-05-29 David Daney <ddaney@avtrex.com>
14589 * config/mips/mips.c (mips_output_mi_thunk): Emit
14590 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
14592 2007-05-29 Hui-May Chang <hm.chang@apple.com>
14593 * config/i386/i386.c (ix86_function_regparm): Added checking of
14594 ix86_force_align_arg_pointer to determine the number of
14595 register parameters.
14597 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
14599 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
14600 (SET_DR_MISALIGNMENT): New.
14601 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
14602 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
14603 Use SET_DR_MISALIGNMENT.
14604 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
14606 * tree-data-ref.c (create_data_ref, compute_all_dependences,
14607 find_loop_nest): Export.
14608 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
14609 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
14610 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
14611 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
14613 (struct mem_ref): Add field reuse_distance.
14614 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
14615 Initialize reuse_distance field.
14616 (issue_prefetch_ref): Select temporality of prefetch according to
14618 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
14619 self_reuse_distance, determine_loop_nest_reuse): New functions.
14620 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
14621 (tree_ssa_prefetch_arrays): Dump L2 cache size.
14622 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
14625 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
14627 * tree-ssa-alias.c: Add aliasing overview.
14629 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
14630 Danny Smith <dannysmith@users.sourceforge.net>
14633 * config/i386/t-crtfm: Compile crtfastmath.o with
14634 -minline-all-stringops.
14635 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
14636 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
14638 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14640 * doc/md.texi: Document constraints on HP PA-RISC.
14642 * pa/constraints.md: New file.
14643 * pa.md: Include constraints.md.
14644 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
14645 (integer_store_memory_operand, ldil_cint_p): New functions.
14646 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
14647 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
14648 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
14649 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
14650 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
14652 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
14655 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
14656 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
14657 case POSTDECREMENT_EXPR>): Return the error_mark_node
14658 if either the real or imaginary parts would an
14661 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
14663 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
14664 name when we remove it from a call.
14666 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
14668 * targhooks.c (default_narrow_bitfield): Remove.
14669 * targhooks.h: Remove the prototype for
14670 default_narrow_bitfield.
14672 * langhooks-def.h: Remove the prototype for
14673 hook_get_alias_set_0.
14674 * langhooks.c (hook_get_alias_set_0): Remove.
14676 * global.c (EXECUTE_IF_CONFLICT): Remove.
14678 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
14681 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
14682 return true when truth_value_p is true and the type
14685 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
14687 * doc/install.texi (Prerequisites): We no longer require Autoconf
14688 2.13 for the top-level.
14690 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
14692 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
14693 memory access via x86_expand_vector_move_misalign() only for
14694 TImode values on 32-bit targets.
14696 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
14698 * matrix-reorg.c: New file. Implement matrix flattening and
14699 transposing optimization.
14700 * tree-pass.h: Add matrix reorg pass.
14701 * common.opt: Add fipa-mreorg flag.
14702 * Makefile.in: Add matrix-reorg.c.
14703 * passes.c: Add matrix reorg pass.
14704 * varpool.c (add_new_static_var): New function.
14705 * cgraph.h (add_new_static_var): Declare.
14707 2007-05-27 Eric Christopher <echristo@apple.com>
14709 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
14710 sp_offset depending on stack size. Save r12 depending
14711 on registers we're saving later.
14712 (rs6000_emit_epilogue): Update sp_offset depending only
14715 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
14717 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
14718 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
14719 * ifcvt.c (if_convert): Ditto.
14720 * tree-ssa-threadupdate.c (thread_block): Ditto.
14721 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
14722 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
14723 verify_loop_closed_ssa): Check number_of_loops instead of
14725 * predict.c (tree_estimate_probability): Ditto.
14726 * tree-if-conv.c (main_tree_if_conversion): Ditto.
14727 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
14728 * modulo-sched.c (sms_schedule): Ditto.
14729 * tree-scalar-evolution.c (scev_const_prop): Ditto.
14730 (scev_finalize): Do not do anything if scev analysis was not
14732 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
14733 current_loops == NULL.
14734 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
14735 * loop-init.c (loop_optimizer_init): Do not free current_loops when
14736 there are no loops.
14737 (loop_optimizer_finalize): Assert that loops were analyzed.
14738 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
14739 rtl_doloop): Check number_of_loops instead of current_loops.
14740 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
14741 current_loops == NULL.
14742 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
14743 gate_tree_vectorize tree_linear_transform, check_data_deps,
14744 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
14745 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
14746 Check number_of_loops instead of current_loops.
14747 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
14748 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
14749 free loops if available.
14750 (execute_pre): Do not pass do_fre to fini_pre.
14752 2007-05-27 Tobias Burnus <burnus@net-b.de>
14754 PR middle-end/32083
14755 * real.c (mpfr_from_real): Fix sign of -Inf.
14757 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
14759 * tree-vect-transform.c (vectorizable_conversion): Initialize
14760 tree_code variables to ERROR_MARK.
14761 (vectorizable_type_demotion): Likewise.
14762 (vectorizable_type_promotion): Likewise.
14764 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
14767 * config/i386/i386.md (movti): Handle push operands via
14768 ix86_expand_push().
14770 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
14772 * basic-block.h: Remove the prototype for merge_seq_blocks.
14773 * cfgcleanup.c (merge_seq_blocks): Remove.
14775 * tree-flow.h: Remove the prototype for is_aliased_with.
14776 * tree-ssa-alias.c (is_aliased_with): Remove.
14778 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
14780 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
14782 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
14784 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
14785 ix86_expand_sse4_unpack if SSE4.1 is enabled.
14786 (vec_unpacks_hi_v16qi): Likewise.
14787 (vec_unpacku_lo_v16qi): Likewise.
14788 (vec_unpacks_lo_v16qi): Likewise.
14789 (vec_unpacku_hi_v8hi): Likewise.
14790 (vec_unpacks_hi_v8hi): Likewise.
14791 (vec_unpacku_lo_v8hi): Likewise.
14792 (vec_unpacks_lo_v8hi): Likewise.
14793 (vec_unpacku_hi_v4si): Likewise.
14794 (vec_unpacks_hi_v4si): Likewise.
14795 (vec_unpacku_lo_v4si): Likewise.
14796 (vec_unpacks_lo_v4si): Likewise.
14798 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
14800 * c-typeck.c, config/arm/arm.c, config/darwin.c,
14801 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
14802 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
14803 follow spelling conventions in various
14804 warning/error/diagnostic messages.
14806 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
14807 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
14808 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
14809 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
14810 tree-vrp.c: Fix comment typos. Follow spelling conventions.
14811 * doc/tm.texi: Follow spelling conventions.
14813 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
14816 * tree-ssa-forwprop.c
14817 (forward_propagate_addr_into_variable_array_index): Remove
14818 the lhs argument. Use the type of def_rhs instead of lhs.
14819 (forward_propagate_addr_expr_1): Update use of
14820 forward_propagate_addr_into_variable_array_index.
14822 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
14823 Nigel Stephens <nigel@mips.com>
14825 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
14826 function attributes, "far" being an alias for "long_call".
14827 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
14828 (mips_near_type_p, mips_far_type_p): New.
14829 (mips_comp_type_attributes): New function to check that attributes
14830 attached to a function type are compatible.
14831 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
14832 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
14833 to the target function of the thunk.
14834 (mips_encode_section_info): Check for "near" and "far" function
14835 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
14837 * config/mips/predicates.md (const_call_insn_operand): Test only
14838 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
14840 * doc/extend.texi (Function Attributes): Document MIPS "near" and
14843 * testsuite/gcc.target/mips/near-far-1.c: New test case.
14844 * testsuite/gcc.target/mips/near-far-2.c: New test case.
14845 * testsuite/gcc.target/mips/near-far-3.c: New test case.
14846 * testsuite/gcc.target/mips/near-far-4.c: New test case.
14848 2007-05-25 Eric Christopher <echristo@apple.com>
14850 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
14851 to x86-darwin configurations.
14852 * config/i386/t-darwin: Add softfp support.
14853 * config/i386/t-darwin64: Ditto.
14854 * config/i386/sfp-machine.h: If mach then don't use
14855 aliasing, emit a stub to call.
14857 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
14859 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
14860 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
14861 tree-predcom.c, tree-ssa-alias-warnings.c,
14862 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
14863 comment typos. Follow spelling conventions.
14864 * doc/cpp.texi, doc/invoke.texi: Fix typos.
14866 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
14869 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
14870 constants into memory. Expand unaligned memory references for
14871 SSE modes via x86_expand_vector_move_misalign() function.
14873 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
14875 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
14876 "memory" attribute for "sseishft" type insn without operands[2].
14878 2007-05-25 Dirk Mueller <dmueller@suse.de>
14879 Marcus Meissner <meissner@suse.de>
14881 * doc/extend.texi (alloc_size): New attribute.
14882 * c-common.c (handle_alloc_size_attribute): New.
14883 * tree-object-size.c (alloc_object_size): Use alloc_size
14884 attribute, if available.
14886 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
14888 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
14890 (__builtin_ia32_vec_ext_v2di): Likewise.
14891 (__builtin_ia32_vec_ext_v4si): Likewise.
14892 (__builtin_ia32_vec_ext_v8hi): Likewise.
14893 (__builtin_ia32_vec_ext_v16qi): Likewise.
14894 (__builtin_ia32_vec_set_v8hi): Likewise.
14896 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
14898 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
14900 2007-05-25 Richard Sandiford <richard@codesourcery.com>
14902 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
14903 (arm_is_longcall_p): Rename to...
14904 (arm_is_long_call_p): ...this. Take a single tree argument and
14906 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
14907 (CUMULATIVE_ARGS): Remove call_cookie.
14908 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
14909 (ENCODED_LONG_CALL_ATTR_P): Delete.
14910 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
14911 LONG_CALL_FLAG_CHAR cases.
14912 (ARM_DECLARE_FUNCTION_SIZE): Delete.
14913 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
14914 ARM_DECLARE_FUNCTION_SIZE.
14915 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
14916 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
14917 (arm_encode_call_attribute, current_file_function_operand): Delete.
14918 (arm_function_in_section_p): New function.
14919 (arm_is_longcall_p): Rename to...
14920 (arm_is_long_call_p): ...this. Take the target function as a single
14921 argument and return a bool. Do not rely on call cookies. Check
14922 whether the target symbol is in the same section as the current
14923 function, not just the same compilation unit.
14924 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
14925 (arm_encode_section_info): Don't encode a call type.
14926 * config/arm/arm.md (call, call_value): Update calls to
14927 arm_is_long(_)call_p. Simplify logic.
14928 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
14929 Update calls to arm_is_long(_)call_p.
14931 2007-05-25 Richard Guenther <rguenther@suse.de>
14933 PR tree-optimization/31982
14934 * tree-ssa-forwprop.c
14935 (forward_propagate_addr_into_variable_array_index): Handle arrays
14936 with element size one.
14938 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14940 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
14941 (umulsi3_highpart): Likewise.
14943 2007-05-24 Ian Lance Taylor <iant@google.com>
14945 PR rtl-optimization/32069
14946 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
14949 2007-05-24 Ollie Wild <aaw@google.com>
14951 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
14954 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
14956 * postreload-gcse.c (reg_changed_after_insn_p): New function.
14957 (oprs_unchanged_p): Use it to check all registers in a REG.
14958 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
14959 (reg_set_between_after_reload_p): Delete.
14960 (reg_used_between_after_reload_p): Likewise.
14961 (reg_set_or_used_since_bb_start): Likewise.
14962 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
14963 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
14964 Use reg_set_between_p instead of reg_set_between_after_reload_p.
14965 * rtlanal.c (reg_set_p): Check whether REG overlaps
14966 regs_invalidated_by_call, rather than just checking the
14967 membership of REGNO (REG).
14969 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
14971 * doc/passes.texi: Document predictive commoning.
14972 * doc/invoke.texi (-fpredictive-commoning): Document.
14973 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
14974 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
14975 adding indices to the generated name.
14976 (schedule_sm): Pass 0 to get_lsm_tmp_name.
14977 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
14978 * tree-pretty-print.c (op_symbol_1): Renamed to ...
14979 (op_symbol_code): ... and exported.
14980 (dump_omp_clause, op_symbol): Use op_symbol_code
14981 instead of op_symbol_1.
14982 * tree-pass.h (pass_predcom): Declare.
14983 * timevar.def (TV_PREDCOM): New timevar.
14984 * tree-ssa-loop.c (run_tree_predictive_commoning,
14985 gate_tree_predictive_commoning, pass_predcom): New.
14986 * tree-data-ref.c (find_data_references_in_loop): Find the
14987 references in dominance order.
14988 (canonicalize_base_object_address): Ensure that the result has
14990 (dr_analyze_innermost): Export.
14991 (create_data_ref): Code to fail for references with invariant
14993 (find_data_references_in_stmt): ... here.
14994 * tree-data-ref.h (dr_analyze_innermost): Declare.
14995 * tree-affine.c: Include tree-gimple.h and hashtab.h.
14996 (aff_combination_find_elt, name_expansion_hash,
14997 name_expansion_eq, tree_to_aff_combination_expand,
14998 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
15000 * tree-affine.h (aff_combination_constant_multiple_p,
15001 tree_to_aff_combination_expand): Declare.
15002 * tree-predcom.c: New file.
15003 * common.opt (fpredictive-commoning): New option.
15004 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
15005 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
15006 * Makefile.in (tree-predcom.o): Add.
15007 (tree-affine.o): Add TREE_GIMPLE_H dependency.
15008 * passes.c (init_optimization_passes): Add dceloop after
15009 copy propagation in loop optimizer. Add predictive commoning
15010 to loop optimizer passes.
15012 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
15014 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
15017 2007-05-24 Jan Hubicka <jh@suse.cz>
15019 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
15021 (genheader): Include statistics.h.
15023 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
15025 * print-rtl.c (flag_dump_unnumbered): Update comments.
15026 (print_rtl): Fix my previous change.
15027 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
15030 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
15032 PR middle-end/32018
15033 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
15035 (thread_through_all_blocks): Call initialize_original_copy_tables
15036 and free_original_copy_tables.
15037 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
15039 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
15040 * cfghooks.c (duplicate_block): Use get_loop_copy.
15041 * cfg.c: Include cfgloop.h.
15042 (loop_copy): New hash table.
15043 (initialize_original_copy_tables): Initialize loop_copy table.
15044 (free_original_copy_tables): Free loop_copy table.
15045 (copy_original_table_clear, copy_original_table_set,
15046 set_loop_copy, get_loop_copy): New functions.
15047 (set_bb_original, set_bb_copy): Use copy_original_table_set.
15048 * cfgloop.h (struct loop): Remove copy field.
15049 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
15050 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
15052 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
15054 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
15055 -msse/-msse2/-msse3.
15057 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
15059 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
15060 __builtin_ia32_vec_set_v2di with MASK_64BIT.
15062 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
15065 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
15066 * targhooks.h (default_mangle_decl_assembler_name): Declare
15068 * targhooks.c (default_mangle_decl_assembler_name): Define
15070 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
15072 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
15073 * langhooks.c (lhd_set_decl_assembler_name): Call
15074 targetm.mangle_decl_assembler_name for names with global scope.
15076 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
15078 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
15079 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
15081 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
15082 New. Factored out of i386_pe_encode_section_info.
15083 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
15084 Move check for prior decoration of stdcall
15085 symbols to i386_pe_encode_section_info.
15086 (i386_pe_encode_section_info): Adjust call to
15087 gen_stdcall_or_fastcall_suffix. Use
15088 i386_pe_maybe_mangle_decl_assembler_name, if needed.
15089 (i386_pe_mangle_decl_assembler_name): New. Wrap
15090 i386_pe_maybe_mangle_decl_assembler_name.
15092 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
15094 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
15095 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
15096 * langhooks.c (get_signed_or_unsigned_type): Don't check for
15097 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
15098 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
15101 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
15102 Nigel Stephens <nigel@mips.com>
15103 Richard Sandiford <richard@codesourcery.com>
15105 Fix up MIPS16 hard float and add support for complex.
15107 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
15108 (TARGET_SOFT_FLOAT_ABI): New.
15109 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
15110 __mips_soft_float to reflect the ABI in use, not whether the
15111 FPU is directly accessible (e.g., in MIPS16 mode).
15112 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
15113 (UNITS_PER_FPVALUE): Likewise.
15115 * config/mips/mips.c (mips_expand_call): Remove redundant
15116 TARGET_MIPS16 check.
15117 (mips_arg_regno): New.
15118 (function_arg_advance): When setting bits in cum->fp_code for
15119 MIPS16, don't subtract 1 from cum->arg_number, since it is now
15121 (function_arg): Use mips_arg_regno.
15122 (mips_return_mode_in_fpr_p): New.
15123 (mips16_call_stub_mode_suffix): New.
15124 (mips16_cfun_returns_in_fpr_p): New.
15125 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
15126 (mips_output_function_prologue): Test mips16_hard_float, not
15127 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
15128 (mips_expand_epilogue): Call MIPS16 helper routines to copy
15129 return value into a floating-point register.
15130 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
15131 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
15132 (mips16_fp_args): Handle MIPS32r2 ISA which supports
15133 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
15134 word of double arguments from or to the high bits of 64-bit
15135 floating point registers.
15136 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
15137 (mips16_fpret_double): New helper function.
15138 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
15139 support for complex modes. Fill in DECL_RESULT for stubdecl.
15140 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
15142 * config/mips/mips16.S
15143 (RET, ARG1, ARG2): New.
15144 (MERGE_GPRf, MERGE_GPRt): New.
15145 (DELAYt, DELAYf): New.
15146 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
15147 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
15148 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
15149 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
15150 (SFOP): Renamed to...
15151 (OPSF3): This, and macro-ified. Updated all uses.
15152 (SFOP2): Renamed to...
15153 (OPSF2): This, and macro-ified. Updated all uses.
15154 (SFCMP): Renamed to...
15155 (CMPSF): This, and macro-ified. Updated all uses.
15156 (SFREVCMP): Renamed to...
15157 (REVCMPSF): This, and macro-ified. Updated all uses.
15158 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
15159 (LDDBL1, LDDBL2, RETDBL): Deleted.
15160 (DFOP): Renamed to...
15161 (OPDF3): This, and macro-ified. Updated all uses.
15162 (DFOP2): Renamed to...
15163 (OPDF2): This, and macro-ified. Updated all uses.
15164 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
15165 (DFCMP): Renamed to...
15166 (CMPDF): This, and macro-ified. Updated all uses.
15167 (DFREVCMP): Renamed to...
15168 (REVCMPDF): This, and macro-ified. Updated all uses.
15169 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
15170 (RET_FUNCTION): New.
15171 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
15172 (__mips16_ret_sc, __mips16_ret_dc): New.
15173 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
15174 STUB_ARGS_6, STUB_ARGS_10): New.
15175 (CALL_STUB_NO_RET): New.
15176 (__mips16_call_stub_1): Macro-ified.
15177 (__mips16_call_stub_5): Macro-ified.
15178 (__mips16_call_stub_2): Macro-ified.
15179 (__mips16_call_stub_6): Macro-ified.
15180 (__mips16_call_stub_9): Macro-ified.
15181 (__mips16_call_stub_10): Macro-ified.
15182 (CALL_STUB_RET): New.
15183 (__mips16_call_stub_sf_0): Macro-ified.
15184 (__mips16_call_stub_sf_1): Macro-ified.
15185 (__mips16_call_stub_sf_5): Macro-ified.
15186 (__mips16_call_stub_sf_2): Macro-ified.
15187 (__mips16_call_stub_sf_6): Macro-ified.
15188 (__mips16_call_stub_sf_9): Macro-ified.
15189 (__mips16_call_stub_sf_10): Macro-ified.
15190 (__mips16_call_stub_df_0): Macro-ified.
15191 (__mips16_call_stub_df_1): Macro-ified.
15192 (__mips16_call_stub_df_5): Macro-ified.
15193 (__mips16_call_stub_df_2): Macro-ified.
15194 (__mips16_call_stub_df_6): Macro-ified.
15195 (__mips16_call_stub_df_9): Macro-ified.
15196 (__mips16_call_stub_df_10): Macro-ified.
15197 (__mips16_call_stub_sc_0): New.
15198 (__mips16_call_stub_sc_1): New.
15199 (__mips16_call_stub_sc_5): New.
15200 (__mips16_call_stub_sc_2): New.
15201 (__mips16_call_stub_sc_6): New.
15202 (__mips16_call_stub_sc_9): New.
15203 (__mips16_call_stub_sc_10): New.
15204 (__mips16_call_stub_dc_0): New.
15205 (__mips16_call_stub_dc_1): New.
15206 (__mips16_call_stub_dc_5): New.
15207 (__mips16_call_stub_dc_2): New.
15208 (__mips16_call_stub_dc_6): New.
15209 (__mips16_call_stub_dc_9): New.
15210 (__mips16_call_stub_dc_10): New.
15212 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
15213 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
15214 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
15216 2007-05-23 Ian Lance Taylor <iant@google.com>
15218 * doc/invoke.texi (Invoking GCC): Document that the order of the
15221 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
15224 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
15225 * config/score/predicate.md (const_pow2, const_npow2): Remove.
15226 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
15230 * config/score/score.c (score_print_operand): Make sure that only
15231 lower bits are used.
15233 2007-05-22 Ian Lance Taylor <iant@google.com>
15235 * tree-vrp.c (avoid_overflow_infinity): New static function,
15236 broken out of set_value_range_to_value.
15237 (set_value_range_to_value): Call avoid_overflow_infinity.
15238 (extract_range_from_assert): Likewise.
15240 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
15242 PR middle-end/31095
15243 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
15244 change the type before looking for a COMPOUND_EXPR.
15246 2007-05-22 Ian Lance Taylor <iant@google.com>
15248 * lower-subreg.c (decompose_multiword_subregs): If we change an
15249 insn, call remove_retval_note on it.
15251 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
15253 * regs.h (end_hard_regno): New function.
15254 (END_HARD_REGNO, END_REGNO): New macros.
15255 (add_to_hard_reg_set): New function.
15256 (remove_from_hard_reg_set): Likewise.
15257 (in_hard_reg_set_p): Likewise.
15258 (overlaps_hard_reg_set_p): Likewise.
15259 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
15260 (note_btr_set): Use END_HARD_REGNO.
15261 * caller-save.c (setup_save_areas): Use end_hard_regno.
15262 (mark_set_regs): Use END_HARD_REGNO.
15263 (add_stored_regs): Use end_hard_regno.
15264 (mark_referenced_regs): Use add_to_hard_reg_set.
15265 * combine.c (update_table_tick): Use END_REGNO.
15266 (record_value_for_reg): Likewise.
15267 (record_dead_and_set_regs): Likewise.
15268 (get_last_value_validate): Likewise.
15269 (use_crosses_set_p): Likewise.
15270 (reg_dead_at_p_1): Likewise.
15271 (reg_dead_at_p): Likewise.
15272 (mark_used_regs_combine): Use add_to_hard_reg_set.
15273 (move_deaths): Use END_HARD_REGNO.
15274 (reg_bitfield_target_p): Use end_hard_regno.
15275 (distribute_notes): Use END_HARD_REGNO.
15276 * cse.c (mention_regs): Use END_REGNO.
15277 (insert): Use add_to_hard_reg_set.
15278 (invalidate): Use END_HARD_REGNO.
15279 (invalidate_for_call): Likewise.
15280 (exp_equiv_p): Use END_REGNO.
15281 (cse_insn): Likewise.
15282 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
15283 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
15284 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
15285 * function.c (keep_stack_depressed): Use end_hard_regno.
15286 * global.c (global_alloc): Use end_hard_regno.
15287 (global_conflicts): Use add_to_hard_reg_set instead of
15289 (find_reg): Likewise.
15290 (mark_reg_store): Likewise.
15291 (mark_reg_conflicts): Likewise.
15292 (mark_reg_death): Use remove_from_hard_reg_set.
15293 (mark_reg_live_nc): Delete.
15294 (set_preference): Use end_hard_regno.
15295 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
15296 remove_from_hard_reg_set.
15297 (post_mark_life): Use add_to_hard_reg_set.
15298 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
15299 (reg_becomes_live): Use add_to_hard_reg_set.
15300 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
15301 (peep2_find_free_register): Use add_to_hard_reg_set.
15302 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
15303 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
15304 * regrename.c (note_sets): Use add_to_hard_reg_set.
15305 (clear_dead_regs): Use remove_from_hard_reg_set.
15306 (regrename_optimize): Use add_to_hard_reg_set.
15307 (find_oldest_value_reg): Use in_hard_reg_set_p.
15308 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
15309 (hard_reg_set_here_p): Use end_hard_regno.
15310 (decompose): Likewise.
15311 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
15312 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
15313 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
15314 (mark_home_live): Use end_hard_regno.
15315 (spill_hard_reg): Likewise.
15316 (clear_reload_reg_in_use): Likewise.
15317 * reorg.c (delete_prior_computation): Use END_REGNO.
15318 * resource.c (update_live_status): Use END_HARD_REGNO.
15319 (mark_referenced_resources): Use add_to_hard_reg_set.
15320 (mark_set_resources): Likewise.
15321 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
15322 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
15323 (reg_overlap_mentioned_p): Likewise.
15324 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
15325 (covers_regno_no_parallel_p): Use END_REGNO.
15326 (find_regno_note): Likewise.
15327 (find_reg_fusage): Use END_HARD_REGNO.
15328 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
15329 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
15331 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
15333 * mode-switching.c (reg_dies): Change type of second argument to
15335 (optimize_mode_switching): Update accordingly.
15337 2007-05-22 Richard Sandiford <richard@codesourcery.com>
15339 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
15341 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
15342 (hard_reg_set_empty_p): ...these new functions.
15343 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
15344 GO_IF_HARD_REG_SUBSET.
15345 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
15346 instead of GO_IF_HARD_REG_EQUAL.
15347 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
15348 instead of GO_IF_HARD_REG_EQUAL.
15349 * global.c (find_reg): Use hard_reg_set_empty_p instead of
15350 GO_IF_HARD_REG_SUBSET.
15351 (modify_reg_pav): Use hard_reg_set_empty_p instead of
15352 GO_IF_HARD_REG_EQUAL.
15353 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
15354 of GO_IF_HARD_REG_SUBSET.
15355 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
15356 instead of GO_IF_HARD_REG_EQUAL.
15357 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
15358 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
15359 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
15360 of GO_IF_HARD_REG_SUBSET,
15361 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
15362 GO_IF_HARD_REG_SUBSET.
15363 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
15364 instead of GO_IF_HARD_REG_EQUAL.
15365 * config/sh/sh.c (push_regs, calc_live_regs): Use
15366 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
15367 (hard_regs_intersect_p): Delete.
15369 2007-05-22 Janis Johnson <janis187@us.ibm.com>
15371 * doc/sourcebuild.texi (Test Directives) Add dg-message.
15373 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
15374 Richard Henderson <rth@redhat.com>
15376 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
15378 (x86_64-*-*): Likewise.
15380 * i386/i386-modes.def (V2QI): New.
15382 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
15384 (override_options): Support SSE4.1.
15385 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
15386 (IX86_BUILTIN_BLENDPS): Likewise.
15387 (IX86_BUILTIN_BLENDVPD): Likewise.
15388 (IX86_BUILTIN_BLENDVPS): Likewise.
15389 (IX86_BUILTIN_PBLENDVB128): Likewise.
15390 (IX86_BUILTIN_PBLENDW128): Likewise.
15391 (IX86_BUILTIN_DPPD): Likewise.
15392 (IX86_BUILTIN_DPPS): Likewise.
15393 (IX86_BUILTIN_INSERTPS128): Likewise.
15394 (IX86_BUILTIN_MOVNTDQA): Likewise.
15395 (IX86_BUILTIN_MPSADBW128): Likewise.
15396 (IX86_BUILTIN_PACKUSDW128): Likewise.
15397 (IX86_BUILTIN_PCMPEQQ): Likewise.
15398 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
15399 (IX86_BUILTIN_PMAXSB128): Likewise.
15400 (IX86_BUILTIN_PMAXSD128): Likewise.
15401 (IX86_BUILTIN_PMAXUD128): Likewise.
15402 (IX86_BUILTIN_PMAXUW128): Likewise.
15403 (IX86_BUILTIN_PMINSB128): Likewise.
15404 (IX86_BUILTIN_PMINSD128): Likewise.
15405 (IX86_BUILTIN_PMINUD128): Likewise.
15406 (IX86_BUILTIN_PMINUW128): Likewise.
15407 (IX86_BUILTIN_PMOVSXBW128): Likewise.
15408 (IX86_BUILTIN_PMOVSXBD128): Likewise.
15409 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
15410 (IX86_BUILTIN_PMOVSXWD128): Likewise.
15411 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
15412 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
15413 (IX86_BUILTIN_PMOVZXBW128): Likewise.
15414 (IX86_BUILTIN_PMOVZXBD128): Likewise.
15415 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
15416 (IX86_BUILTIN_PMOVZXWD128): Likewise.
15417 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
15418 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
15419 (IX86_BUILTIN_PMULDQ128): Likewise.
15420 (IX86_BUILTIN_PMULLD128): Likewise.
15421 (IX86_BUILTIN_ROUNDPD): Likewise.
15422 (IX86_BUILTIN_ROUNDPS): Likewise.
15423 (IX86_BUILTIN_ROUNDSD): Likewise.
15424 (IX86_BUILTIN_ROUNDSS): Likewise.
15425 (IX86_BUILTIN_PTESTZ): Likewise.
15426 (IX86_BUILTIN_PTESTC): Likewise.
15427 (IX86_BUILTIN_PTESTNZC): Likewise.
15428 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
15429 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
15430 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
15431 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
15432 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
15433 (bdesc_ptest): New.
15434 (bdesc_sse_3arg): Likewise.
15435 (bdesc_2arg): Likewise.
15436 (bdesc_1arg): Likewise.
15437 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
15439 (ix86_expand_sse_4_operands_builtin): New.
15440 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
15441 smaller than 8 bits as the 2nd arg.
15442 (ix86_expand_sse_ptest): New.
15443 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
15444 (ix86_expand_vector_set): Support SSE4.1.
15445 (ix86_expand_vector_extract): Likewise.
15447 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
15448 __SSE4_1__ for -msse4.1.
15450 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
15451 (UNSPEC_INSERTPS): Likewise.
15452 (UNSPEC_DP): Likewise.
15453 (UNSPEC_MOVNTDQA): Likewise.
15454 (UNSPEC_MPSADBW): Likewise.
15455 (UNSPEC_PHMINPOSUW): Likewise.
15456 (UNSPEC_PTEST): Likewise.
15457 (UNSPEC_ROUNDP): Likewise.
15458 (UNSPEC_ROUNDS): Likewise.
15460 * config/i386/i386.opt (msse4.1): New for SSE4.1.
15462 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
15463 (const_pow2_1_to_32768_operand): Likewise.
15465 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
15468 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
15470 (sse4_1_insertps): Likewise.
15471 (*sse4_1_extractps): Likewise.
15472 (sse4_1_ptest): Likewise.
15473 (sse4_1_mulv2siv2di3): Likewise.
15474 (*sse4_1_mulv4si3): Likewise.
15475 (*sse4_1_smax<mode>3): Likewise.
15476 (*sse4_1_umax<mode>3): Likewise.
15477 (*sse4_1_smin<mode>3): Likewise.
15478 (*sse4_1_umin<mode>3): Likewise.
15479 (sse4_1_eqv2di3): Likewise.
15480 (*sse4_1_pinsrb): Likewise.
15481 (*sse4_1_pinsrd): Likewise.
15482 (*sse4_1_pinsrq): Likewise.
15483 (*sse4_1_pextrb): Likewise.
15484 (*sse4_1_pextrb_memory): Likewise.
15485 (*sse4_1_pextrw_memory): Likewise.
15486 (*sse4_1_pextrq): Likewise.
15487 (sse4_1_blendpd): Likewise.
15488 (sse4_1_blendps): Likewise.
15489 (sse4_1_blendvpd): Likewise.
15490 (sse4_1_blendvps): Likewise.
15491 (sse4_1_dppd): Likewise.
15492 (sse4_1_dpps): Likewise.
15493 (sse4_1_movntdqa): Likewise.
15494 (sse4_1_mpsadbw): Likewise.
15495 (sse4_1_packusdw): Likewise.
15496 (sse4_1_pblendvb): Likewise.
15497 (sse4_1_pblendw): Likewise.
15498 (sse4_1_phminposuw): Likewise.
15499 (sse4_1_extendv8qiv8hi2): Likewise.
15500 (*sse4_1_extendv8qiv8hi2): Likewise.
15501 (sse4_1_extendv4qiv4si2): Likewise.
15502 (*sse4_1_extendv4qiv4si2): Likewise.
15503 (sse4_1_extendv2qiv2di2): Likewise.
15504 (*sse4_1_extendv2qiv2di2): Likewise.
15505 (sse4_1_extendv4hiv4si2): Likewise.
15506 (*sse4_1_extendv4hiv4si2): Likewise.
15507 (sse4_1_extendv2hiv2di2): Likewise.
15508 (*sse4_1_extendv2hiv2di2): Likewise.
15509 (sse4_1_extendv2siv2di2): Likewise.
15510 (*sse4_1_extendv2siv2di2): Likewise.
15511 (sse4_1_zero_extendv8qiv8hi2): Likewise.
15512 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
15513 (sse4_1_zero_extendv4qiv4si2): Likewise.
15514 (*sse4_1_zero_extendv4qiv4si2): Likewise.
15515 (sse4_1_zero_extendv2qiv2di2): Likewise.
15516 (*sse4_1_zero_extendv2qiv2di2): Likewise.
15517 (sse4_1_zero_extendv4hiv4si2): Likewise.
15518 (*sse4_1_zero_extendv4hiv4si2): Likewise.
15519 (sse4_1_zero_extendv2hiv2di2): Likewise.
15520 (*sse4_1_zero_extendv2hiv2di2): Likewise.
15521 (sse4_1_zero_extendv2siv2di2): Likewise.
15522 (*sse4_1_zero_extendv2siv2di2): Likewise.
15523 (sse4_1_roundpd): Likewise.
15524 (sse4_1_roundps): Likewise.
15525 (sse4_1_roundsd): Likewise.
15526 (sse4_1_roundss): Likewise.
15527 (mulv4si3): Don't expand for SSE4.1.
15528 (smax<mode>3): Likewise.
15529 (umaxv4si3): Likewise.
15530 (uminv16qi3): Likewise.
15531 (umin<mode>3): Likewise.
15532 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
15534 * doc/extend.texi: Document SSE4.1 built-in functions.
15536 * doc/invoke.texi: Document -msse4.1.
15538 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
15540 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
15541 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
15542 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
15543 (ASM_SPEC): Add asm_pcrel_spec.
15544 (EXTRA_SPECS): Add asm_pcrel_spec.
15546 2007-05-21 David Daney <ddaney@avtrex.com>
15548 * doc/install.texi (Building a cross compiler): Add requirements
15549 for Java cross compiler.
15551 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
15553 PR middle-end/31995
15554 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
15555 Add loopno argument. Use evolution_function_is_invariant_rec_p
15556 instead of evolution_function_is_constant_p.
15557 Update calls to evolution_function_is_affine_multivariate_p.
15558 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
15559 Add loopno argument.
15560 * tree-scalar-evolution.c (gather_chrec_stats): Call
15561 evolution_function_is_affine_multivariate_p with a loop
15563 * tree-data-ref.c (analyze_miv_subscript): Likewise.
15564 (analyze_overlapping_iterations): Likewise.
15565 (access_functions_are_affine_or_constant_p): Likewise.
15566 (build_classic_dist_vector_1): If the access functions
15567 are equal, don't do anything.
15569 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
15570 Paolo Carlini <pcarlini@suse.de>
15571 Uros Bizjak <ubizjak@gmail.com>
15573 * c-cppbuiltin.c (c_cpp_builtins): Define
15574 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
15575 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
15576 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
15577 * doc/cpp.texi ([Standard Predefined Macros]): Document.
15579 2007-05-21 Mike Stump <mrs@apple.com>
15581 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
15583 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
15585 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
15587 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
15588 implementation if __OPTIMIZE__ is not defined.
15589 (_mm_alignr_pi8): Ditto.
15590 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
15591 (_mm_inserti_si64): Ditto.
15592 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
15593 (_mm_slli_epi16): Ditto.
15594 (_mm_slli_epi32): Ditto.
15595 (_mm_slli_epi64): Ditto.
15596 (_mm_srai_epi16): Ditto.
15597 (_mm_srai_epi32): Ditto.
15598 (_mm_srli_si128): Ditto.
15599 (_mm_slli_si128): Ditto.
15600 (_mm_srli_epi16): Ditto.
15601 (_mm_srli_epi32): Ditto.
15602 (_mm_srli_epi64): Ditto.
15603 (_mm_extract_epi16): Ditto.
15604 (_mm_insert_epi16): Ditto.
15605 (_mm_shufflehi_epi16): Ditto.
15606 (_mm_shufflelo_epi16): Ditto.
15607 (_mm_shuffle_epi32): Ditto.
15608 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
15609 (_m_pextrw): Ditto.
15610 (_mm_insert_pi16): Ditto.
15611 (_m_pinsrw): Ditto.
15612 (_mm_shuffle_pi16): Ditto.
15613 (_m_pshufw): Ditto.
15614 (_mm_shufle_ps): Ditto.
15615 (_mm_prefetch): Ditto.
15617 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
15619 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
15620 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
15621 * real.c (encode_i370_single, decode_i370_single,
15622 encode_i370_double, decode_i370_double): Functions removed.
15623 (i370_single_format, i370_double_format): Initializations removed.
15624 (real_maxval, round_for_format, exact_real_truncate, significand_size):
15625 Consider the log2_b field to always be one.
15626 (ieee_single_format, mips_single_format, coldfire_single_format,
15627 ieee_double_format, mips_double_format, coldfire_double_format,
15628 ieee_extended_motorola_format, ieee_extended_intel_96_format,
15629 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
15630 ibm_extended_format, mips_extended_format, ieee_quad_format,
15631 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
15632 decimal_single_format, decimal_double_format, decimal_quad_format,
15633 c4x_single_format, c4x_extended_format, real_internal_format): Remove
15634 initialization of log2_b.
15635 * real.h (i370_single_format, i370_double_format): Declarations
15637 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
15638 field to always be one.
15640 2007-05-21 Andreas Schwab <schwab@suse.de>
15642 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
15643 NOTE_INSN_BASIC_BLOCK_P.
15644 (process_for_unwind_directive): Likewise.
15646 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
15648 * builtins.c (expand_builtin_setjmp_setup): Update comment.
15649 * function.h (struct function): Move va_list_gpr_size,
15650 va_list_fpr_size, function_frequency to front of bitfields. Add
15652 (current_function_calls_unwind_init): New.
15653 * except.c (expand_builtin_unwind_init): Set
15654 current_function_calls_unwind_init not
15655 current_function_has_nonlocal_label.
15656 * reload1.c (has_nonexceptional_receiver): New.
15657 (reload): Use it and current_function_calls_unwind_init to
15658 determine whether call-saved regs must be saved.
15660 2007-05-20 Jan Hubicka <jh@suse.cz>
15662 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
15663 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
15664 * ddg.c (create_ddg): LIkewise.
15665 * final.c (final): Remove hunk moving line number notes around since
15666 they are no longer present at this stage.
15667 (final_scan_insn): Use NOTE_KIND instead of
15668 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
15669 (output_asm_label): Likewise.
15670 * reorg.c (dbr_schedule): Likewise.
15671 * haifa-sched.c (unlink_other_notes): Likewise.
15672 * mode-switching.c (optimize_mode_switching): Likewise.
15673 * graph.c (start_bb): Likewise.
15674 * rtl.def (NOTE): Update description.
15675 * jump.c (squeeze_notes): Delete.
15676 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
15677 NOTE_INSN_BASIC_BLOCK_P when possible.
15678 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
15679 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
15680 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
15681 (dwarf2out_var_location): Likewise.
15682 * cfgbuild.c (make_edges): Likewise.
15683 (find_basic_blocks_1): Likewise.
15684 * function.c (reorder_blocks_1): Likewise.
15685 (epilogue_done): Likewise.
15686 (reposition_prologue_and_epilogue_notes): Likewise.
15687 * print-rtl.c (print_rtx): Likewise; drop code for printing
15689 (print_rtl): Likewise.
15690 (print_rtl_single): Likewise.
15691 * gcse.c (insert_insn_start_bb): Likewise.
15692 * alias.c (init_alias_analysis): Likewise.
15693 * calls.c (fixup_tail_calls): Likewise.
15694 * except.c (sjlj_emit_function_enter): Likewise.
15695 * emit-rtl.c (add_insn_after): Likeiwse.
15696 (emit_label_before): Likewise.
15697 (emit_label_after): Likewise.
15698 (emit_note_before, emit_note_after, emit_note): Update
15699 parameter to be enum insn_note; do not deal with source
15701 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
15702 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
15704 (merge_blocks_move_successor_nojumps): Simplify now when
15705 we don't have BLOCK notes.
15706 (try_optimize_cfg): Likewise.
15707 * cfglayout.c (skip_insns_after_block): Likewise.
15708 (record_effective_endpoints): Likewise.
15709 (duplicate_insn_chain): Likewise.
15710 * varasm.c (output_constant_pool_1): Likewise.
15711 * sched-deps.c (sched_analyze): Likewise.
15712 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
15714 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
15715 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
15716 (SET_INSN_DELETED): Simplify.
15717 (NOTE_LINE_NUMBER): Exterminate.
15718 (NOTE_LINE_KIND): New.
15719 (NOTE_INSN_BASIC_BLOCK_P): Update.
15720 (enum insn_note): Simplify.
15721 (GET_NOTE_INSN_NAME) Simplify.
15722 (emit_note_before, emit_note_after, emit_note): Update prototype.
15723 (squeeze_notes): Remove.
15724 * sched-int.h (NOTE_NOT_BB_P): Update.
15725 * resource.c (mark_target_live_regs): Update.
15726 * sched-rgn.c (debug_dependencies): Update.
15727 * sched-vis.c (print_insn): Update.
15728 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
15729 * config/i386/i386.c (ix86_output_function_epilogue): Update.
15730 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
15731 (TARGET_ADJUST_UNROLL_MAX): Likewise.
15732 (split_branches): Update.
15733 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
15735 (sh_adjust_unroll_max): Exterminate.
15736 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
15737 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
15738 (m68hc11_reorg): Likewise.
15739 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
15740 (emit_predicate_relation_info): Update.
15741 (process_for_unwind_directive): Update.
15742 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
15743 (output_call): Update.
15744 * config/pa/pa.c (output_lbranch): Update.
15745 (output_millicode_call): Update.
15746 (output_call): Update.
15747 (pa_combine_instructions): Update.
15748 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
15749 * config/bfin/bfin.c (gen_one_bundle): Update.
15750 * cfgrtl.c (can_delete_note_p): Update.
15751 (delete_insn): Update.
15752 (rtl_merge_blocks): Update.
15753 (commit_one_edge_insertion): Update.
15754 (rtl_verify_flow_info): Update.
15755 * stmt.c (expand_case): Do not call squeeze_notes.
15757 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15764 * c.opt (Wtype-limits): New.
15765 * doc/invoke.texi (Wtype-limits): Document it.
15766 (Wextra): Enabled by -Wextra.
15767 * c-opts.c (c_common_post_options): Enabled by -Wextra.
15768 * c-common.c (shorten_compare): Warn with Wtype-limits.
15770 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
15772 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
15773 inlined function, not as a macro.
15774 (_mm_alignr_pi8): Ditto.
15775 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
15776 (_mm_inserti_si64): Ditto.
15777 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
15778 (_mm_extract_epi16): Ditto.
15779 (_mm_insert_epi16): Ditto.
15780 (_mm_shufflehi_epi16): Ditto.
15781 (_mm_shufflelo_epi16): Ditto.
15782 (_mm_shuffle_epi32): Ditto.
15783 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
15784 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
15786 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
15788 (_m_to_float): Use C89 compatible assignment.
15790 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
15793 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
15795 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15798 * doc/invoke.texi (Wreturn-type): Complete description.
15799 (Wextra): Delete item about return-type warning.
15800 * c-decl.c: Delete redundant Wextra warning.
15802 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
15805 * config/i386/pmmintrin.h: Do not include xmmintrin.h
15806 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
15807 inlined function, not as a macro.
15808 (_mm_prefetch): Ditto.
15809 (_m_pextrw): Ditto.
15810 (_mm_insert_pi16): Ditto.
15811 (_m_pinsrw): Ditto.
15812 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
15813 (_m_pshufw): Ditto. Add const to __N argument.
15814 (_mm_shufle_ps): Ditto. Add const to __mask argument.
15815 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
15816 (_mm_slli_epi32): Ditto.
15817 (_mm_srli_si128): Implement as always inlined function, not as a
15818 macro. Add __inline to function declaration.
15819 (_mm_slli_si128): Ditto.
15821 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
15823 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
15824 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
15826 (struct fenv): New structure.
15827 (FP_HANDLE_EXCEPTIONS): New define.
15828 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
15829 (_FP_DECL_EXP): New define.
15830 (FP_INIT_ROUNDMODE): New define.
15831 (FP_ROUNDMODE): New define.
15833 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15835 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
15836 (Wconversion): Update description.
15837 (Wconversion-sign): New.
15838 * c.opt (Wconversion-sign): New.
15839 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
15840 means disabled for C++. Otherwise, take the status of Wconversion.
15841 * c-common.c (conversion_warning): Warn with either Wconversion or
15843 (warnings_for_convert_and_check): Conditions are already checked by
15844 conversion_warning.
15845 (convert_and_check): Don't check warnings if the conversion failed.
15847 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
15848 Anatoly Sokolov <aesok@dol.ru>
15850 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
15851 avr_epilogue_uses) : Add declaration.
15852 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
15853 * config/avr/constraints.md (R): New constraint.
15854 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
15855 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
15856 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
15857 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
15858 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
15859 call_prologue_saves, epilogue_restores, return_from_epilogue,
15860 return_from_main_epilogue, return_from_interrupt_epilogue,
15861 return_from_naked_epilogue, prologue, epilogue): New patterns.
15862 (jump): Handle symbol reference.
15863 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
15864 avr_output_function_prologue, avr_output_function_epilogue): Remove
15866 (avr_init_machine_status, expand_prologue, expand_epilogue,
15867 avr_asm_function_end_prologue, avr_epilogue_uses,
15868 avr_asm_function_begin_epilogue): New functions.
15869 (prologue_size, epilogue_size, jump_tables_size): Remove global
15871 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
15872 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
15873 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
15874 (avr_override_options): Initialise init_machine_status.
15875 (output_movhi): Handle all stack pointer loads.
15876 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
15877 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
15878 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
15879 (EPILOGUE_USES) Redefine.
15880 (machine_function) Declare.
15882 2007-05-19 Richard Sandiford <richard@codesourcery.com>
15884 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
15885 Use a single return statement.
15887 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15889 PR middle-end/30250
15890 * builtins.c (do_mpfr_lgamma_r): New.
15891 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
15892 * tree.h (CASE_FLT_FN_REENT): New.
15894 2007-05-18 Geoffrey Keating <geoffk@apple.com>
15896 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
15897 (output_die): Use 'unsigned long' with %x.
15898 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
15899 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
15900 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
15902 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
15904 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
15909 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
15910 true if function has no argument.
15912 2007-05-18 DJ Delorie <dj@redhat.com>
15914 * config/mips/mips.c (mips_offset_within_alignment_p): New.
15915 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
15917 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
15919 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
15920 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
15921 count_trailing_zeros.
15922 (__i386__): Implement count_leading_zeros using __builtin_clz().
15923 Implement count_trailing_zeros usign __builtin_ctz().
15925 2007-05-18 Richard Sandiford <richard@codesourcery.com>
15927 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
15929 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
15931 PR middle-end/31344
15932 * expr.c (emit_move_change_mode): Change mode of push operands here.
15934 2007-05-17 Ian Lance Taylor <iant@google.com>
15936 PR tree-optimization/31953
15937 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
15938 Change all callers.
15939 (set_value_range_to_null): Call set_value_range_to_value.
15940 (extract_range_from_comparison): Likewise.
15942 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15944 * toplev.c (print_version): Output GMP/MPFR version info.
15946 * builtins.c (CASE_MATHFN_REENT): New macro.
15947 (mathfn_built_in): Use it.
15948 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
15949 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
15950 BUILT_IN_LGAMMAL_R): New.
15951 * doc/extend.texi: Document new builtins.
15953 PR middle-end/31796
15954 * builtins.c (do_mpfr_remquo): New.
15955 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
15956 (fold_builtin_3): Handle BUILT_IN_REMQUO.
15958 PR middle-end/30251
15959 * builtins.c (fold_builtin_1): Handle y0, y1.
15960 (fold_builtin_2): Handle yn.
15962 PR middle-end/30251
15963 * builtins.c (do_mpfr_bessel_n): New.
15964 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
15965 (fold_builtin_2): Handle BUILT_IN_JN.
15967 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
15970 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
15971 TYPE_PRECISION (intmax_type_node).
15973 2007-05-17 Steve Ellcey <sje@cup.hp.com>
15976 * reload.c (subst_reloads): Remove checking.
15978 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
15980 PR rtl-optimization/31691
15981 * combine.c (simplify_set): Build a new src pattern instead of
15982 substituting its operands in the COMPARE case.
15984 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
15986 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
15987 (execute_vrp): Preserve loops through jump threading.
15988 * tree-ssa-threadupdate.c (thread_single_edge,
15989 dbds_continue_enumeration_p, determine_bb_domination_status,
15990 thread_through_loop_header): New functions.
15991 (create_edge_and_update_destination_phis,
15992 create_edge_and_update_destination_phis): Set loops for the new blocks.
15993 (prune_undesirable_thread_requests): Removed.
15994 (redirect_edges): Do not pretend that redirect_edge_and_branch can
15996 (thread_block): Do not call prune_undesirable_thread_requests.
15998 (mark_threaded_blocks): Select edges to thread here.
15999 (thread_through_all_blocks): Take may_peel_loop_headers argument.
16000 Thread edges through loop headers independently.
16001 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
16002 * tree-pass.h (TODO_mark_first_instance): New.
16003 (first_pass_instance): Declare.
16004 * cfghooks.c (duplicate_block): Put the block to the original loop
16005 if copy is not specified.
16006 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
16007 jump threading. Pass may_peel_loop_headers to
16008 thread_through_all_blocks according to first_pass_instance.
16009 * cfgloop.h (create_preheader): Declare.
16010 * tree-flow.h (thread_through_all_blocks): Declaration changed.
16011 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
16012 * passes.c (first_pass_instance): New variable.
16013 (next_pass_1): Set TODO_mark_first_instance.
16014 (execute_todo): Set first_pass_instance.
16016 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
16018 PR tree-optimization/24659
16019 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
16020 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
16021 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
16022 OTI_vec_pack_ufix_trunc.
16023 (vec_unpacks_float_hi_optab): Define new macro.
16024 (vec_unpacks_float_lo_optab): Ditto.
16025 (vec_unpacku_float_hi_optab): Ditto.
16026 (vec_unpacku_float_lo_optab): Ditto.
16027 (vec_pack_sfix_trunc_optab): Ditto.
16028 (vec_pack_ufix_trunc_optab): Ditto.
16029 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
16030 and vec_pack_[s|u]fix_trunc_optab using
16031 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
16032 * tree-vectorizer.c (supportable_widening_operation): Handle
16033 FLOAT_EXPR and CONVERT_EXPR. Update comment.
16034 (supportable_narrowing_operation): New function.
16035 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
16036 * tree-vect-transform.c (vectorizable_conversion): Handle
16037 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
16038 (vect_gen_widened_results_half): Move before vectorizable_conversion.
16039 (vectorizable_type_demotion): Call supportable_narrowing_operation()
16040 to check for target support.
16041 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
16042 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
16043 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
16044 for VEC_PACK_FIX_TRUNC_EXPR.
16045 (expand_binop): Special case mode of the result for
16046 vec_pack_[u|s]fix_trunc_optab.
16047 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
16048 vec_pack_[u|s]fix_trunc_optab.
16050 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
16051 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
16052 * tree-pretty-print.c (dump_generic_node): Handle
16053 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
16054 VEC_PACK_FIX_TRUNC_EXPR.
16056 * expr.c (expand_expr_real_1): Ditto.
16057 * tree-inline.c (estimate_num_insns_1): Ditto.
16058 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
16060 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
16061 (vec_unpacks_float_lo_v8hi): Ditto.
16062 (vec_unpacku_float_hi_v8hi): Ditto.
16063 (vec_unpacku_float_lo_v8hi): Ditto.
16064 (vec_unpacks_float_hi_v4si): Ditto.
16065 (vec_unpacks_float_lo_v4si): Ditto.
16066 (vec_pack_sfix_trunc_v2df): Ditto.
16068 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
16070 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
16071 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
16072 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
16073 [vec_pack_ufix_trunc]: Ditto.
16074 [vec_unpacks_float_hi]: Ditto.
16075 [vec_unpacks_float_lo]: Ditto.
16076 [vec_unpacku_float_hi]: Ditto.
16077 [vec_unpacku_float_lo]: Ditto.
16079 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
16081 * soft-fp/README: Update for new files.
16082 * soft-fp/floattisf.c: New file.
16083 * soft-fp/floattidf.c: New file.
16084 * soft-fp/floattitf.c: New file.
16085 * soft-fp/floatuntisf.c: New file.
16086 * soft-fp/floatuntidf.c: New file.
16087 * soft-fp/floatuntitf.c: New file.
16088 * soft-fp/fixsfti.c: New file.
16089 * soft-fp/fixdfti.c: New file.
16090 * soft-fp/fixtfti.c: New file.
16091 * soft-fp/fixunssfti.c: New file.
16092 * soft-fp/fixunsdfti.c: New file.
16093 * soft-fp/fixunstfti.c: New file.
16094 * soft-fp/extendxftf.c: New file.
16095 * soft-fp/trunctfxf.c: New file.
16097 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
16098 (__trunctfxf2): Ditto.
16100 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
16101 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
16102 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
16103 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
16104 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
16105 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
16107 * config/i386/t-fprules-softfp64: New file.
16108 * config/i386/sfp-machine.h: New file.
16109 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
16110 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
16111 and soft-fp/t-softfp to tmake_file.
16112 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
16113 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
16115 * config/i386/t-linux64 (softfp_wrap_start): New.
16116 (softfp_wrap_end): New.
16117 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
16118 supported for TARGET_64BIT.
16120 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
16122 * c-common.c (c_common_signed_or_unsigned_type): Emulate
16123 c_common_unsigned_type behavior.
16125 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
16127 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
16130 2007-05-16 Eric Christopher <echristo@apple.com>
16132 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
16133 saving after stack push. Set sp_offset whenever we push.
16134 (rs6000_emit_epilogue): Move altivec register restore before
16137 2007-05-16 Richard Sandiford <richard@codesourcery.com>
16139 * configure.ac: Allow sysroots to be relocated under $prefix as
16140 well as $exec_prefix.
16141 * configure: Regenerate.
16143 2007-05-16 Richard Sandiford <richard@codesourcery.com>
16147 2007-05-12 Richard Sandiford <richard@codesourcery.com>
16149 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
16150 (gcc_tooldir): Likewise.
16151 * configure: Regenerate.
16152 * Makefile.in (libsubdir_to_prefix): New variable, based on the
16153 old configure.ac gcc_tooldir setting.
16154 (prefix_to_exec_prefix): New variable.
16155 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
16156 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
16158 2007-05-14 Janis Johnson <janis187@us.ibm.com>
16160 * c-typeck.c (build_binary_op): Return early for error.
16162 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
16164 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
16165 struct nb_iter_bound.
16166 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
16167 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
16168 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
16169 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
16170 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
16171 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
16172 (del_scev_info): Use ggc_free.
16173 (scev_initialize): Allocate scalar_evolution_info in gc memory.
16174 * loop-init.c: Include ggc.h.
16175 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
16176 (loop_optimizer_finalize): Use ggc_free.
16177 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
16178 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
16179 pass_iv_optimize): Add TODO_ggc_collect.
16180 * function.h (struct function): Remove skip marker from
16182 * cfgloop.c: Include ggc.h.
16183 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
16185 (establish_preds): Vector superloops is gc allocated.
16186 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
16188 (flow_loops_find): Vector larray is gc allocated.
16189 (loop_exit_free): Use ggc_free.
16190 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
16191 that head of exits list is now not a part of struct loop.
16192 (record_loop_exits): Allocate exits table in gc memory.
16193 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
16194 that head of exits list is now not a part of struct loop.
16195 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
16196 struct loop_exit): Add GTY marker.
16197 (struct loop): Add GTY marker. Make superloops vector gc allocated.
16198 Add skip marker to aux field. Make head of exits list a separate
16200 (struct loops): Add GTY marker. Make larray vector gc allocated.
16201 Add param marker to exits table.
16202 (get_loops): Type changed.
16203 * Makefile.in (tree-scalar-evolution.o): Add
16204 gt-tree-scalar-evolution.h dependency.
16205 (cfgloop.o, loop-init.o): Add ggc.h dependency.
16206 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
16207 * basic-block.h (struct basic_block_def): Remove skip marker from
16210 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
16212 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
16213 of 0 in the call to expand_expr().
16214 (expand_builtin_mathfn_3): Ditto.
16215 (expand_builtin_interclass_mathfn): Ditto.
16216 (expand_builtin_cexpi): Ditto.
16217 (expand_builtin_int_roundingfn): Ditto.
16218 (expand_builtin_int_roundingfn_2): Ditto.
16219 (expand_builtin_pow): Ditto.
16220 (expand_builtin_powi): Ditto.
16221 (expand_builtin_bswap): Ditto.
16222 (expand_builtin_unop): Ditto.
16223 (expand_builtin_fabs): Ditto.
16224 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
16225 the call to expand_expr().
16226 (expand_builtin_sync_operation): Ditto.
16227 (expand_builtin_compare_and_swap): Ditto.
16228 (expand_builtin_lock_test_and_set): Ditto.
16229 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
16230 instead of 0 in the call to expand_expr().
16231 (expand_builtin_extract_return_addr): Ditto.
16232 (expand_builtin_eh_return): Ditto.
16233 (expand_eh_return): Ditto.
16234 * explow.c (expr_size): Ditto.
16235 * expr.c (optimize_bitfield_assignment_op): Ditto.
16236 (expand_assignement): Ditto.
16237 (store_expr): Ditto.
16238 (store_field): Ditto.
16239 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
16240 the call to expand_expr().
16241 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
16242 in the call to expand_expr().
16243 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
16244 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
16245 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
16247 * optabs.c (expand_vec_shift_expr): Ditto.
16248 (expand_vec_cond_expr): Ditto.
16249 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
16250 call to expand_expr().
16251 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
16252 in the call to expand_expr().
16254 2007-05-14 Dave Korn <dave.korn@artimi.com>
16256 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
16258 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
16260 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
16261 instead of c_common_unsigned_type.
16262 (c_common_unsigned_type): Remove.
16263 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
16264 c_common_unsigned_type.
16265 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
16266 c_common_unsigned_type.
16267 * c-common.h (c_common_unsigned_type): Remove.
16268 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
16269 c_common_unsigned_type.
16270 * c-format.c (check_format_types): Use unsigned_type_for instead of
16271 c_common_unsigned_type.
16272 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
16273 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
16274 of c_common_unsigned_type.
16275 * convert.c (convert_to_integer): Use unsigned_type_for instead of
16276 lang_hooks.types.unsigned_type.
16277 * expmed.c (make_tree): Use unsigned_type_for instead of
16278 lang_hooks.types.unsigned_type.
16279 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
16280 lang_hooks.types.unsigned_type.
16281 (build_range_check): Likewise.
16282 (fold_unary): Likewise.
16283 (fold_binary): Likewise.
16284 (fold_ternary): Likewise.
16285 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
16286 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
16287 * tree.c (get_unsigned_type): New.
16288 (unsigned_type_for): Use get_unsigned_type instead of
16289 lang_hooks.types.unsigned_type.
16291 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
16293 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
16294 to m68k_get_function_kind. Update its prototype.
16295 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
16297 (m68k_interrupt_function_p): Return enum m68k_function_type
16298 instead of bool. Rename to m68k_get_function_kind.
16299 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
16300 target is not fido.
16301 (m68k_compute_frame_layout): Don't mark any register for save
16302 if an interrupt_thread attribute is specified.
16303 (m68k_hard_regno_rename_ok): Update a use of
16304 m68k_interrupt_function_p.
16305 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
16306 m68k_interrupt_function_p.
16307 (m68k_function_type): New.
16308 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
16309 for a function with an interrupt_thread attribute.
16310 * doc/extend.texi: Document the interrupt_thread attribute.
16312 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
16314 Fix PR tree-optimization/31911
16315 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
16316 if they didn't change the expression.
16318 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
16320 * tree-scalar-evolution.c (resolve_mixers): Exported.
16321 * tree-scalar-evolution.h (resolve_mixers): Declare.
16322 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
16323 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
16324 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
16325 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
16326 init_array_ref, init_pointer_ref, analyze_indirect_ref,
16327 strip_conversion, analyze_offset_expr, address_analysis,
16328 object_analysis, analyze_offset): Removed.
16329 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
16330 split_constant_offset, canonicalize_base_object_address,
16331 object_address_invariant_in_loop_p, disjoint_objects_p,
16332 dr_may_alias_p, dr_address_invariant_p): New functions.
16333 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
16334 and dr_analyze_alias.
16335 (initialize_data_dependence_relation): Use dr_may_alias_p
16336 and object_address_invariant_in_loop_p.
16337 (compute_self_dependence): Handle the case when
16338 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
16339 (find_data_references_in_stmt): Restrict the analysis of data
16340 references to the given loop nest.
16341 (find_data_references_in_loop): Made static. Pass loop nest to
16342 find_data_references_in_stmt.
16343 (compute_data_dependences_for_loop): Use DR_VOPS.
16344 (free_data_ref): Free DR_VOPS.
16345 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
16346 (struct innermost_loop_behavior): ... new.
16347 (struct base_object_info): Replaced by ...
16348 (struct indices): ... new.
16349 (struct dr_alias): New.
16350 (enum data_ref_type): Removed.
16351 (struct data_reference): Consist of struct innermost_loop_behavior,
16352 struct indices and struct dr_alias.
16353 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
16354 (DR_MEMTAG): Renamed to ...
16355 (DR_SYMBOL_TAG): ... this.
16356 (find_data_references_in_loop): Declaration removed.
16357 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
16358 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
16359 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
16360 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
16362 2007-05-13 Revital Eres <eres@il.ibm.com>
16364 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
16365 which walks virtual def-use chains to find redundant stores.
16366 (dse_optimize_stmt): Call it.
16368 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
16370 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
16371 * passes.c (init_optimization_passes): Move pass_jump_bypass
16374 * basic-block.h (bb_has_eh_pred): Fix style issue.
16376 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
16378 PR rtl-optimization/31848
16379 * loop-invariant.c (move_invariant_reg): If we move an insn
16380 with a REG_EQUAL note, and that insn is not always executed,
16381 remove the REG_EQUAL note.
16383 2007-05-12 Richard Guenther <rguenther@suse.de>
16385 PR tree-optimization/31797
16386 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
16387 propagate into a stmt that has volatile ops.
16389 2007-05-12 Richard Sandiford <richard@codesourcery.com>
16391 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
16392 (gcc_tooldir): Likewise.
16393 * configure: Regenerate.
16394 * Makefile.in (libsubdir_to_prefix): New variable, based on the
16395 old configure.ac gcc_tooldir setting.
16396 (prefix_to_exec_prefix): New variable.
16397 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
16398 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
16400 2007-05-11 Silvius Rus <rus@google.com>
16402 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
16403 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
16404 * c-common.h (strict_aliasing_warning): Change return type.
16405 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
16406 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
16407 (build_c_cast): Condition call to strict_aliasing_warning.
16408 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
16409 * flags.h (set_Wstrict_aliasing): Declare.
16410 * opts.c (set_Wstrict_alising): Define, add call to.
16411 * tree-flow.h (strict_aliasing_warning_backend): Declare.
16412 * tree-ssa-alias-warnings.c: New file.
16413 * tree-ssa-alias.c (compute_may_aliases): Add call to
16414 strict_aliasing_warning_backend.
16416 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
16418 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
16419 Use loop_depth and loop_outer accessor functions.
16420 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
16421 determine_invariantness_stmt, move_computations_stmt): Ditto.
16422 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
16423 add_loop, loopify, unloop, fix_loop_structure): Ditto.
16424 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
16425 * tree-scalar-evolution.c (interpret_loop_phi,
16426 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
16427 instantiate_parameters_1, scev_const_prop): Ditto.
16428 * cfghooks.c (make_forwarder_block): Ditto.
16429 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
16430 * modulo-sched.c (loop_canon_p): Ditto.
16431 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
16432 slpeel_can_duplicate_loop_p): Ditto.
16433 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
16434 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
16435 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
16436 cancel_loop, verify_loop_structure): Ditto.
16437 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
16438 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
16439 superloops vector instead of "pred" array.
16440 (establish_preds): Take father loop as an argument. Initialize the
16442 (flow_loop_tree_node_add): Pass father loop to establish_preds.
16443 Do not initialize loop->outer.
16444 (flow_loop_tree_node_remove): Truncate the superloops vector.
16445 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
16446 "pred" merged to "superloops" vector.
16447 (loop_depth, loop_outer): New.
16448 (fel_init): Use loop_outer.
16450 2007-05-11 Jan Hubicka <jh@suse.cz>
16452 * cgraphunit.c: Include gt-cgraphunit.h
16453 (static_ctors, static_dtors): New static vars.
16454 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
16455 based on implementation in c-common.c
16456 (cgraph_finalize_function): Call record_cdtor_fn.
16457 (cgraph_optimize): Call cgraph_build_cdtor_fns.
16458 * decl.c (finish_function): Do not call c_record_cdtor_fn.
16459 (c_write_global_declarations): Do not call c_build_cdtor_fns.
16460 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
16461 build_cdtor, c_build_cdtor_fns): Remove.
16462 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
16463 c_build_cdtor_fns): Remove prototype.
16465 2007-05-11 Paolo Carlini <pcarlini@suse.de>
16468 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
16469 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
16470 * builtins.c (fold_builtin_memchr): New.
16471 (expand_builtin_memchr): Call the latter.
16472 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
16473 * doc/extend.texi ([Other built-in functions provided by GCC]):
16476 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
16478 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
16479 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
16480 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
16481 PFPO_OP1_TYPE_SHIFT): Constants added.
16482 (DFP_ALL): Mode macro defined.
16483 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
16484 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
16485 Insn definitions added.
16486 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
16487 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
16490 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
16492 PR tree-optimization/31885
16493 * tree-chrec.c (chrec_contains_undetermined): Do not consider
16494 NULL_TREE to be undetermined.
16495 (automatically_generated_chrec_p): Return false for NULL.
16497 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
16499 * config/bfin/bfin.h (MOVE_RATIO): Define.
16501 2007-05-10 Richard Sandiford <richard@codesourcery.com>
16503 * config.gcc (sparc-wrs-vxworks): New target.
16504 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
16505 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
16506 * config/sparc/sparc.h: Include vxworks-dummy.h.
16507 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
16508 include LABEL_REFs too.
16509 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
16510 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
16512 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
16514 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
16515 (sparc_emit_call_insn): New function.
16516 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
16517 functions when generating VxWorks PIC.
16518 * config/sparc/sparc.md (vxworks_load_got): New pattern.
16519 (call, call_value): Use sparc_emit_call_insn instead of
16522 2007-05-09 Bob Wilson <bob.wilson@acm.org>
16524 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
16526 2007-05-09 Bob Wilson <bob.wilson@acm.org>
16528 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
16529 for floating-point values if HOST_BITS_PER_LONG > 32. Use
16530 split_double instead of operand_subword.
16532 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
16534 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
16535 * config/bfin/bfin.c (bfin_local_alignment): New function.
16536 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
16538 2007-05-08 Chao-ying Fu <fu@mips.com>
16540 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
16541 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
16542 (smsub_widen_optab, umsub_widen_optab): Define.
16543 * optabs.c (init_optabs): Initialize smsub_widen_optab and
16545 * genopinit.c (optabs): Fill in smsub_widen_optab and
16547 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
16548 and umsub_widen_optab to implement multiply-subtract sequences.
16549 * config/mips/mips.md (*msac<u>_di): Rename to...
16550 (<u>msubsidi4): ...this. Extend condition to include
16551 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
16552 of operand 0 to "ka" and use the three-operand form of msub<u>
16554 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
16557 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
16559 PR rtl-optimization/28011
16560 * reload.c (push_reload): Set dont_share if IN appears in OUT
16561 also when IN is a PLUS rtx.
16562 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
16565 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
16567 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
16568 call unshare_all_decls.
16569 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
16570 (unshare_all_decls): Remove.
16572 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
16575 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
16578 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
16579 Nigel Stephens <nigel@mips.com>
16581 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
16582 Update comments and all uses.
16583 (MIN_FPRS_PER_FMT): Define.
16584 * config/mips/mips.c (function_arg): Fix to correctly handle
16585 the -mips32r2 -mfp64 -mabi=32 case.
16586 (override_options): Enable use of odd-numbered registers for
16587 SFmode values on MIPS32.
16588 (mips_save_reg_p): Save whole floating-point register pair if
16589 either half is used.
16590 (compute_frame_size): Fix comment.
16592 2007-05-08 Jie Zhang <jie.zhang@analog.com>
16594 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
16595 argument of type bool.
16596 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
16597 argument. Safely select temporary P register according to it.
16598 (do_link): Change call site of add_to_reg accordingly.
16599 (do_unlink): Add epilogue_p as a fourth argument and pass it
16601 (expand_interrupt_handler_epilogue): Change call of do_unlink
16603 (bfin_expand_prologue): Add a third argument sibcall_p.
16604 * config/bfin/bfin.md (epilogue): Change call of
16605 bfin_expand_epilogue accordingly.
16606 (sibcall_epilogue): Likewise.
16607 (eh_return_internal): Likewise.
16609 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
16610 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
16611 * config/bfin/bfin.c (bfin_handle_option): Handle
16612 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
16613 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
16614 Support bf534, bf536 and bf561.
16615 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
16617 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
16620 * config/i386/i386.c (ix86_function_regparm): Process local
16621 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
16623 2007-05-07 Mike Stump <mrs@apple.com>
16625 * doc/invoke.texi (Warning Options): Document that -Wempty-body
16626 also checks for and while statements in C++.
16628 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
16630 * gcc.c (at_file_supplied): New variable.
16631 (main): Set it if we expanded argv.
16632 (do_spec_1): Pass an @-file to the linker if we were called with
16633 an @-file argument and HAVE_GNU_LD.
16634 * collect2.c (at_file_supplied): New variable.
16635 (response_file): New variable.
16636 (collect_exit): Unlink response_file if necessary.
16637 (handler): Likewise.
16638 (do_wait): Likewise.
16639 (main): Set at_file_supplied if we expanded argv.
16640 (collect_execute): Pass an @-file to subprocesses if we were called
16641 with an @-file argument.
16642 * configure.ac: Add define for HAVE_GNU_LD.
16643 * configure: Regenerate.
16644 * config.in: Regenerate.
16646 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
16648 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
16649 operand to HI mode.
16654 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
16656 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
16657 (TARGET_ENCODE_SECTION_INFO): Re-define.
16658 (m32c_encode_section_info): New
16659 (function_vector_handler): New
16660 (current_function_special_page_vector): New
16661 (m32c_special_page_vector_p): New.
16662 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
16664 * config/m32c/jump.md: Added instruction JSRS for functions
16665 with attribute "function_vector".
16666 * doc/extend.texi (function_vector): Added description
16667 for M16C, M32C targets.
16669 2007-05-07 DJ Delorie <dj@redhat.com>
16672 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
16673 ashrpsi3, lshrpsi3): Update shift count constraint.
16675 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
16676 Nathan Froyd <froydnj@codesourcery.com>
16679 * c-incpath.c (add_path): Strip trailing path separators.
16681 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
16683 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
16684 Free dominance info before purging EH edges.
16685 (eliminate_degenerate_phis): Likewise.
16686 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
16688 2007-05-07 Jan Hubicka <jh@suse.cz>
16690 * gimplify.c (gimplify_expr): Do not crash when folding
16691 (void *)(int)&a + 4.
16693 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
16696 * c-opts.c (lang_fortran): Make it non static.
16697 * c-common.h (lang_fortran): New prototype.
16698 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
16699 -lang-fortran option was passed by the driver.
16701 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
16703 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
16704 of ASSERT_CHECKING. Tweak message.
16706 2007-05-06 Revital Eres <eres@il.ibm.com>
16709 * loop-unroll.c (insert_var_expansion_initialization):
16710 Initialize the expansions with -zero instead of +zero.
16712 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
16714 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
16715 into pic and non-pic versions. Mark r19 as used for
16716 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
16717 for tgd_load, tld_load and tie_load .
16718 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
16719 version of tgd_load, tld_load and tie_load depending on the
16722 2007-05-04 Ulrich Drepper <drepper@redhat.com>
16723 Jakub Jelinek <jakub@redhat.com>
16725 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
16726 (__do_global_dtors_aux): Use more paranoid loop to run
16727 destructors if HIDDEN_DTOR_LIST_END.
16728 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
16730 2007-05-04 Jakub Jelinek <jakub@redhat.com>
16732 * varasm.c (align_variable): Don't increase alignment for
16733 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
16734 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
16736 2007-05-04 Josh Conner <jconner@apple.com>
16738 * basic-block.h (cdi_direction): Assign values to all enumeration
16740 (dom_computed): Remove.
16741 (dom_info_state): New.
16742 (set_dom_info_availability): New.
16743 * tree-ssa-loop-im.c (determine_invariantness): Initialize
16744 walk_data.dom_direction.
16745 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
16746 instead of dom_computed[].
16747 (split_edge): Likewise.
16748 (create_basic_block): Likewise.
16749 (merge_blocks): Likewise.
16750 * ifcvt.c (find_if_header): Likewise.
16751 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
16752 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
16753 * tree-ssa.c (verify_ssa): Likewise.
16754 * tree-cfg.c (tree_verify_flow_info): Likewise.
16755 (remove_edge_and_dominated_blocks): Likewise.
16756 * dominance.c (dom_computed): Make static.
16757 (calc_dfs_tree_nonrec): Change third param to a bool.
16758 (calc_dfs_tree): Change second param to a bool.
16759 (calc_idioms): Change second param to a bool. Use
16760 dom_convert_dir_to_idx.
16761 (init_dom_info): Validate dir before using.
16762 (dom_convert_dir_to_idx): New.
16763 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
16764 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
16765 (free_dominance_info): Use dom_convert_dir_to_idx.
16766 (get_immediate_dominator): Likewise.
16767 (set_immediate_dominator): Likewise.
16768 (get_dominated_by): Likewise.
16769 (redirect_immediate_dominators): Likewise.
16770 (nearest_common_denominator): Likewise.
16771 (dominated_by_p): Likewise.
16772 (bb_dom_dfs_in): Likewise.
16773 (bb_dom_dfs_out): Likewise.
16774 (recount_dominator): Likewise.
16775 (iterate_fix_dominators): Likewise.
16776 (add_to_dominance_info): Likewise.
16777 (delete_from_dominance_info): Likewise.
16778 (first_dom_son): Likewise.
16779 (next_dom_son): Likewise.
16780 (dom_info_available_p): Likewise.
16781 (dom_info_state): New.
16782 (set_dom_info_availability): New.
16784 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
16786 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
16788 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
16790 2007-05-04 Bob Wilson <bob.wilson@acm.org>
16792 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
16793 (subdi3, subdi_carry): Delete.
16795 2007-05-04 Jan Hubicka <jh@suse.cz>
16796 Richard Guenther <rguenther@suse.de>
16798 * opts.c (decode_options): Do not fiddle with inlining
16799 parameters in case of optimizing for size.
16800 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
16801 for size do nothing.
16802 (cgraph_decide_inlining_of_small_function): When optimizing for
16803 size never inline functions increasing caller size.
16804 (cgraph_early_inlining): Inline for size when optimizing for size.
16806 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
16808 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
16809 logical operations piecewise.
16810 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
16811 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
16812 subdi_sesidi_di): Delete.
16813 (add_with_carry): Produce carry in CC instead of a DREG to shorten
16814 the generated sequence. Allow three-reg add in constraints. Rewrite
16815 the rtl expression for carry to avoid zero_extend of a constant.
16816 (sub_with_carry): New pattern.
16817 (adddi3, subdi3): Change into define_expand. For subtract, generate a
16818 different sequence not involving jumps.
16819 (notbi): Now a named pattern.
16821 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
16823 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
16824 Add the note about a significant loss of accuracy of some
16825 mathematical routines when these options are used.
16827 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
16829 * haifa-sched.c (rtx_vec_t): New typedef.
16830 (contributes_to_priority_p): Extract piece of priority () into new
16832 (priority): Use the function. Add assertion.
16833 (rank_for_schedule, set_priorities): Add assertion to check that
16834 insn's priority is initialized.
16835 (clear_priorities, calc_priorities): Change signature. Make it update
16836 all relevant insns. Update all callers ('add_to_speculative_block ()'
16837 and 'create_block_check_twin ()').
16838 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
16839 Add new field 'priority_status'.
16840 (INSN_PRIORITY_STATUS): New macro.
16841 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
16843 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
16845 * sched-ebb.c (debug_ebb_dependencies): New static function.
16846 (init_ready_list): Use it.
16848 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
16849 with changed signature and 'debug_rgn_dependencies ()'.
16850 (debug_rgn_dependencies): New static function.
16851 (init_ready_list): Use it.
16853 * sched-int.h (debug_dependencies): Declare.
16855 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
16857 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
16859 2007-05-04 Dirk Mueller <dmueller@suse.de>
16861 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
16863 2007-05-03 Jan Hubicka <jh@suse.cz>
16865 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
16866 ((T1)X op (T1)Y), for pointer type in more cases than before.
16868 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
16870 * tree-object-size.c (plus_expr_object_size): When operand size is
16871 unknown, return unknown.
16873 2007-05-03 Dirk Mueller <dmueller@suse.de>
16875 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
16877 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
16880 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
16882 2007-05-03 Janis Johnson <janis187@us.ibm.com>
16884 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
16886 2007-05-03 Joseph Myers <joseph@codesourcery.com>
16888 * config/soft-fp/double.h, config/soft-fp/extended.h,
16889 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
16890 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
16891 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
16892 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
16895 2007-05-03 Ian Lance Taylor <iant@google.com>
16897 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
16898 MASK_PPC_GFXOPT for 8540 or 8548.
16900 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
16902 * tree-vect-transform.c (vect_update_inits_of_drs): Use
16903 vect_print_dump_info() to output debug information.
16905 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
16908 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
16909 operands of size 2 when operand is not MEM_P.
16911 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
16913 PR tree-optimization/30565
16914 * lambda-code.c (perfect_nestify): Fix updating of dominators.
16916 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
16918 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
16919 (umulsi3_highpart): Use them.
16920 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
16921 for final accumulator to D regisster tranfser.
16923 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
16925 PR tree-optimization/31699
16926 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
16928 (vect_enhance_data_refs_alignment): Compute peel amount using
16929 TYPE_VECTOR_SUBPARTS instead of vf.
16930 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
16932 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
16935 * system.h: Remove inclusion of double-int.h
16936 * tree.h: Include double-int.h
16937 * gengtype.c: Likewise
16938 * cfgloop.h: Likewise
16939 * Makefile.in: Adjust dependencies on double-int.h
16941 2007-05-02 Eric Christopher <echristo@apple.com>
16943 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
16944 -shared to -Zdynamiclib.
16946 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
16949 * c-common.c (strip_pointer_or_array_types): New function.
16950 * c-common.h (strip_pointer_or_array_types): New function declaration.
16952 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
16954 PR tree-optimization/31771
16955 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
16957 2007-05-02 Paul Brook <paul@codesourcery.com>
16959 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
16961 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
16963 PR middle-end/29715
16964 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
16967 2007-05-02 Nick Clifton <nickc@redhat.com>
16969 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
16971 2007-05-02 Richard Guenther <rguenther@suse.de>
16973 PR tree-optimization/31146
16974 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
16975 argument, single_use_p. If we have a single use that is
16976 a conversion to the definition rhs type, propagate that rhs.
16977 (forward_propagate_addr_expr): Pass single_use_p argument
16978 to forward_propagate_addr_expr_1.
16980 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
16982 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
16985 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16987 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
16988 'AMD Family 10 core'.
16990 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16992 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
16993 and athlon64-sse3 as improved versions of k8, opteron and athlon64
16994 with SSE3 instruction set support.
16995 * doc/invoke.texi: Likewise.
16997 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16999 * config/i386/i386.c (override_options): Tuning 32-byte loop
17000 alignment for amdfam10 architecture. Increasing the max loop
17001 alignment to 24 bytes.
17003 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
17005 * config/m68k/constraints.md: New.
17006 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
17007 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
17008 EXTRA_CONSTRAINT): Remove.
17009 * config/m68k/m68k.md: Include constraints.md.
17010 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
17012 2007-05-01 Ian Lance Taylor <iant@google.com>
17014 PR tree-optimization/31739
17015 * tree-vrp.c (vrp_val_is_max): New static function.
17016 (vrp_val_is_min): New static function.
17017 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
17019 (set_value_range): Use vrp_val_is_{max,min}.
17020 (extract_range_from_assert): Likewise.
17021 (extract_range_from_binary_expr): Likewise.
17022 (extract_range_from_unary_expr): Likewise.
17023 (dump_value_range, vrp_meet): Likewise.
17024 (vrp_visit_phi_node): Likewise.
17025 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
17027 2007-05-01 Mark Mitchell <mark@codesourcery.com>
17029 * config/i386/gmon-sol2.c (size_t): New type.
17030 (intptr_t): Likewise.
17031 (s_textsize): Declare as size_t.
17033 (monstartup): Use size_t for sizes.
17034 (_mcount): Save and restore registers.
17035 (internal_mcount): Pass 0 as the first argument to monstartup
17037 (moncontrol): Convert pointer to appropriately sized integer
17038 before passing to profil.
17040 2007-05-01 Joseph Myers <joseph@codesourcery.com>
17042 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
17043 __NO_FPRS__, not just if _SOFT_DOUBLE.
17044 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
17045 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
17046 also for E500 double.
17047 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
17048 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
17051 2007-05-01 Richard Guenther <rguenther@suse.de>
17053 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
17056 2007-05-01 Joseph Myers <joseph@codesourcery.com>
17058 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
17060 2007-05-01 Jan Hubicka <jh@suse.cz>
17062 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
17065 2007-05-01 Jan Hubicka <jh@suse.cz>
17067 * tree.h (maybe_fold_offset_to_component_ref): Remove.
17068 (maybe_fold_offset_to_reference): Declare.
17069 * fold-const.c (fold_unary): Do not fold
17070 (type *)&A into &A->field_of_type_and_offset_0
17071 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
17072 size is unknown, give up.
17073 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
17075 (maybe_fold_offset_to_reference): New.
17076 (maybe_fold_stmt_indirect): Use it.
17077 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
17078 * gimplify.c (gimplify_conversion): Canonicalize conversions to
17080 (gimplify_expr): Likewise for plus_expr.
17082 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
17084 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
17085 bsi_after_labels. Always insert statements before bsi.
17086 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
17087 * predict.c (apply_return_prediction): Check for empty blocks.
17088 * cfgexpand.c (lab_rtx_for_bb): New variable.
17089 (label_rtx_for_bb): Do not create new tree labels.
17090 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
17091 (tree_expand_cfg): Initialize lab_rtx_for_bb.
17092 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
17094 (label_for_bb): Add field used.
17095 (update_eh_label, main_block_label): Mark the label used.
17096 (cleanup_dead_labels): Remove unused labels.
17098 2007-05-01 Richard Guenther <rguenther@suse.de>
17100 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
17101 if it is not about to be set.
17102 (get_value_range): Do not pre-allocate equiv bitmap.
17103 (update_value_range): No need to clear equiv field.
17104 (add_equivalence): Change prototype to get bitmap pointer.
17105 Allocate bitmap here if it is not already.
17106 (extract_range_from_assert): Do not allocate bitmap here.
17107 Update callers to add_equivalence.
17108 (extract_range_from_ssa_name): Likewise.
17109 (get_vr_for_comparison): New static helper.
17110 (compare_name_with_value): Handle NULL equiv bitmap by
17111 peeling the first iteration of the comparison loop.
17112 Use get_vr_for_comparison.
17113 (compare_names): Handle NULL equiv bitmaps by using fake
17114 ones. Use get_vr_for_comparison.
17116 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
17118 * double-int.c (mpz_set_double_int): Moved from
17119 tree-ssa-loop-niter.c.
17120 (mpz_get_double_int): Likewise; also, add option to wrap
17121 out-of-range integers.
17122 * double-int.h: New prototypes for above.
17123 * tree.c (get_static_type_bounds): Moved from
17124 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
17125 TYPE_MAX_VALUE if they exist..
17126 * tree.h: New prototype for above.
17127 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
17128 get_type_bounds calls.
17129 (mpz_set_double_int): Move to double-int.c.
17130 (get_type_bounds): Move to tree.c, rename to
17131 get_static_type_bounds.
17132 (mpz_to_double_int): Move to double-int.c, rename to
17133 mpz_get_double_int.
17135 2007-04-30 Bob Wilson <bob.wilson@acm.org>
17137 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
17138 DIV0 exception can fall through to a normal return.
17140 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
17142 PR middle-end/22156
17143 Temporarily revert:
17144 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
17145 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
17146 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
17147 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
17148 initialize align to silence bogus warning.
17149 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
17150 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
17152 (struct sra_walk_fns): Remove use_all parameter from use.
17153 (sra_hash_tree): Handle BIT_FIELD_REFs.
17154 (sra_elt_hash): Don't hash bitfld blocks.
17155 (sra_elt_eq): Skip them in parent compares as well. Handle
17157 (sra_walk_expr): Don't maintain or pass down use_all_p.
17158 (scan_use): Remove use_all parameter.
17159 (scalarize_use): Likewise. Re-expand assignment to
17160 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
17161 output, and re-scalarize after output. Don't mark anything
17163 (scalarize_ldst): Adjust.
17164 (scalarize_walk_gimple_modify_statement): Likewise.
17165 (build_element_name_1): Handle BIT_FIELD_REFs.
17166 (instantiate_element): Don't warn for any element whose parent
17167 is used as a whole.
17168 (instantiate_missing_elements_1): Return the sra_elt.
17169 (canon_type_for_field): New.
17170 (try_instantiate_multiple_fields): New.
17171 (instantiate_missing_elemnts): Use them.
17172 (mark_no_warning): Removed.
17173 (generate_one_element_ref): Handle BIT_FIELD_REFs.
17174 (REPLDUP, sra_build_elt_assignment): New.
17175 (generate_copy_inout): Use them.
17176 (generate_element_copy): Likewise. Handle bitfld differences.
17177 (generate_element_zero): Don't recurse for blocks. Use
17178 sra_build_elt_assignment.
17179 (generate_one_element_int): Take elt instead of var. Use
17180 sra_build_elt_assignment.
17181 (generate_element_init_1): Adjust.
17182 (scalarize_use, scalarize_copy): Use REPLDUP.
17183 (scalarize_ldst): Move assert before dereference.
17184 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
17186 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
17189 * tree.c (reconstruct_complex_type): Reconstruct a reference
17191 Also use the same mode for the pointer as the old pointer type.
17193 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
17195 * doc/trouble.texi (Interoperation): Remove note about Ultrix
17198 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
17200 PR rtl-optimization/31676
17201 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
17202 (df_refs_record): Call it.
17204 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
17206 * rtl.def (SS_ABS): New code.
17207 * config/bfin/bfin.c (print_operand): New modifier 'v'.
17208 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
17209 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
17210 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
17211 (bfin_init_builtins): Define them.
17212 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
17213 (bfin_expand_builtin): ... and handle the others here.
17214 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
17215 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
17216 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
17217 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
17218 operand is only HImode.
17220 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
17222 * regclass.c (scan_one_insn): Remove splitting of
17225 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
17226 Nigel Stephens <nigel@mips.com>
17228 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
17230 2007-04-28 Jan Hubicka <jh@suse.cz>
17232 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
17233 insn_locators_alloc instead of insn_locators_initialize;
17234 call reset_block_changes.
17235 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
17236 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
17237 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
17238 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
17239 * config/score/score.c (th_output_mi_thunk): Likewise.
17240 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
17241 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
17242 tolerate uninitialized locator info.
17245 * function.c (init_function_start): Don't init line number info.
17246 (expand_function_end): Update.
17247 (reset_block_changes, record_block_change, finalize_block_changes,
17248 check_block_change, free_block_changes): Kill.
17249 * function.h (reset_block_changes, record_block_change,
17250 finalize_block_changes, check_block_change, free_block_changes):
17252 (struct function): Remove ib_boundaries_block.
17253 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
17254 Use curr_insn_locator to initialize locator.
17255 (emit_line_note): Remove.
17256 * cfgexpand.c (expand_gimple_cond_expr): Update.
17257 (construct_exit_block): Likewise.
17258 (tree_expand_cfg): Initialize/finalize locators.
17259 * expr.c (expand_expr_real): Update.
17260 * cfglayout.c (line_locators_locs, line_locators_lines,
17261 file_locators_locs, file_locators_files): Remove.
17262 (set_block_levels): Move to cfgexpand.c.
17263 (insn_locators_initialize): Remove.
17264 (pass_insn_locators_initialize): Remove.
17265 (locations_locators_locs, locations_locators_vals): New static vars.
17266 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
17268 (insn_locators_alloc, insn_locators_finalize,
17269 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17271 (locator_location): New.
17272 (locator_line, locator_file): Rewrite.
17273 * rtl.h (emit_line_note): Kill.
17274 (insn_locators_alloc, insn_locators_finalize,
17275 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17277 * tree-inline.c (initialize_cfun): Do not initialize
17278 ib_boundaries_block.
17279 * passes.c (pass_insn_locators_initialize): Remove.
17281 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
17283 * tree-cfg.c (move_block_to_fn): Release bb from dominance
17284 info. Update last_basic_block correctly.
17286 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
17289 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
17290 register itself to hold the offset constant. Tell flow the use
17291 of r4 and r5 when they are used.
17293 2007-04-27 Richard Guenther <rguenther@suse.de>
17295 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
17296 if we simplified anything.
17297 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
17298 warnings until we did a simplification and the stmt was not
17299 marked as TREE_NO_WARNING.
17301 2007-04-27 Mike Stump <mrs@apple.com>
17303 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
17305 2007-04-27 Ian Lance Taylor <iant@google.com>
17307 PR middle-end/31710
17308 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
17309 TYPE_MAX_VALUE exist, convert them to the new type.
17311 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
17313 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
17314 if it claims to be available.
17315 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
17316 edge is redirected.
17317 (perform_tree_ssa_dce): Always free postdominators.
17319 2007-04-27 Richard Henderson <rth@redhat.com>
17321 * config/alpha/predicates.md (aligned_memory_operand): Mark
17322 as define_special_predicate.
17323 (unaligned_memory_operand, normal_memory_operand): Likewise.
17324 (reg_or_unaligned_mem_operand): Remove.
17325 (any_memory_operand): Match the documentation and check for
17326 non-renumbered pseudos during reload.
17327 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
17328 alpha_secondary_reload_class, update to new interface, make static.
17329 Handle CQImode like HImode. Remove FP subreg check.
17330 (alpha_expand_mov): Use replace_equiv_address.
17331 (alpha_expand_mov_nobwx): Use any_memory_operand.
17332 (TARGET_SECONDARY_RELOAD): New.
17333 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
17334 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
17335 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
17336 * config/alpha/alpha.md: ... here.
17337 (RELOAD12, reloadmode): New.
17339 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
17340 Don't handle the aligned case here.
17341 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
17342 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
17343 reload_inhi_help. Don't expect a scratch register.
17344 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
17346 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
17348 2007-04-27 Richard Guenther <rguenther@suse.de>
17350 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
17352 2007-04-27 Richard Guenther <rguenther@suse.de>
17354 PR tree-optimization/30965
17355 PR tree-optimization/30978
17356 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
17357 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
17358 (find_equivalent_equality_comparison): Likewise.
17359 (simplify_cond): Likewise.
17360 (get_prop_source_stmt): New helper.
17361 (get_prop_dest_stmt): Likewise.
17362 (can_propagate_from): Likewise.
17363 (remove_prop_source_from_use): Likewise.
17364 (combine_cond_expr_cond): Likewise.
17365 (forward_propagate_comparison): New function.
17366 (forward_propagate_into_cond): Rewrite to use fold for
17368 (tree_ssa_forward_propagate_single_use_vars): Call
17369 forward_propagate_comparison to propagate comparisons.
17371 2007-04-27 Richard Guenther <rguenther@suse.de>
17373 PR tree-optimization/31715
17374 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
17375 sure to do computation on the offset in an appropriate
17378 2007-04-27 Richard Sandiford <richard@codesourcery.com>
17380 * reload.h (elimination_target_reg_p): Declare.
17381 * reload.c (find_reloads): Don't apply the reg_rtx move
17382 optimization if the SET_DEST satisfies elimination_target_reg_p.
17383 * reload1.c (elimination_target_reg_p): New function.
17384 (gen_reload): In the move/add2 fallback, make sure that op0
17385 does not overlap the destination register.
17387 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
17389 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
17390 transform only GIMPLE_MODIFY_STMTs.
17391 * tree-complex.c (expand_complex_operations_1): Ditto.
17392 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
17393 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
17394 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
17396 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
17397 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
17398 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
17399 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
17400 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
17401 slpeel_add_loop_guard): Ditto.
17402 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
17403 * lambda-code.c (perfect_nestify): Ditto.
17404 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
17405 before the first statement.
17406 * tree-optimize.c (execute_free_datastructures): Fix comments.
17407 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
17408 * tree-flow.h (disband_implicit_edges): Declaration removed.
17409 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
17411 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
17412 COND_EXPRs without gotos.
17413 (disband_implicit_edges, has_label_p): Removed.
17414 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
17415 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
17417 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
17419 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
17420 also for COND_EXPRs.
17421 * cfgexpand.c (label_rtx_for_bb): New function.
17422 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
17423 Use label_rtx_for_bb to find the labels.
17424 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
17425 last block. Detect fallthru edges.
17427 2007-04-26 Ian Lance Taylor <iant@google.com>
17430 * reload.c (find_reloads_subreg_address): If the address was valid
17431 in the original mode but not in the new mode, reload the whole
17434 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
17436 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
17437 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
17438 (cleanup_control_expr_graph): Do not invalidate dominance info.
17439 Record altered blocks.
17440 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
17441 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
17442 cleanup_tree_cfg_bb): New functions.
17443 (remove_forwarder_block): Do not maintain the worklist of blocks.
17444 Record altered blocks.
17445 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
17446 not over whole cfg.
17447 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
17448 delete_unreachable_blocks if dominators are not available.
17449 * tree-inline.c (optimize_inline_calls): Free dominance information
17451 * tree-flow.h (remove_edge_and_dominated_blocks,
17452 cfgcleanup_altered_bbs): Altered.
17453 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
17455 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
17457 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
17458 do not invalidate dominators.
17460 2007-04-26 Anatoly Sokolov <aesok@post.ru>
17462 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
17463 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
17464 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17465 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
17467 2007-04-26 Steve Ellcey <sje@cup.hp.com>
17469 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
17471 2007-04-26 Richard Guenther <rguenther@suse.de>
17473 PR tree-optimization/31703
17474 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
17475 the right type for the target of the bittest.
17477 2007-04-26 Richard Sandiford <richard@codesourcery.com>
17479 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
17480 ix86_sol10_return_in_memory.
17482 2007-04-26 Richard Sandiford <richard@codesourcery.com>
17484 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
17487 2007-04-26 Jakub Jelinek <jakub@redhat.com>
17490 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
17492 PR tree-optimization/30558
17493 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
17494 clear this_state.prev_try.
17496 2007-04-26 Richard Sandiford <richard@codesourcery.com>
17497 Mark Mitchell <mark@codesourcery.com>
17499 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
17500 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
17501 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
17503 2007-04-26 Richard Sandiford <richard@codesourcery.com>
17506 * doc/invoke.texi (%:print-asm-header): Document.
17507 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
17509 (static_spec_functions): Add print-asm-header.
17510 (main): Print a banner before the --target-help linker options.
17511 (print_asm_header_spec_function): New function.
17513 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
17516 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
17517 (movsf_ie): Likewise.
17519 2007-04-25 Paolo Carlini <pcarlini@suse.de>
17521 * doc/extend.texi ([Type Traits]): Adjust per N2255.
17523 2007-04-25 Bob Wilson <bob.wilson@acm.org>
17525 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
17526 exception for divide-by-zero.
17527 (__umodsi3, __modsi3): Likewise.
17529 2007-04-25 Dirk Mueller <dmueller@suse.de>
17531 * c-typeck.c (build_compound_expr): Annotate warning()
17532 call with OPT_Wunused_value.
17533 * tree-ssa.c (warn_uninit): Annotate warning with
17535 * c-common.c (handle_sentinel_attribute): Annotate warning
17536 call with OPT_Wattributes.
17538 2007-04-25 Thiemo Seufer <ths@mips.com>
17540 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
17541 (mips16): Fix typo.
17542 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
17543 on to the assembler. Improve handling of -mno-mips16. Add handling
17544 of -mno-mips3d, -mno-dsp, -mno-dspr2.
17545 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
17546 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
17547 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
17549 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
17552 * config/i386/winnt.c (i386_pe_file_end): Strip only
17553 USER_LABEL_PREFIX when writing export name.
17555 2007-04-25 Richard Sandiford <richard@codesourcery.com>
17557 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
17558 sh/elf.h, vx-common.h and vxworks.h.
17559 * config/sh/sh.h: Include config/vxworks-dummy.h.
17560 (SUBTARGET_OVERRIDE_OPTIONS): Define.
17561 (OVERRIDE_OPTIONS): Use it.
17562 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
17563 (vxworks_picreg): New pattern.
17564 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
17565 VXWORKS_OS_CPP_BUILTINS.
17566 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
17567 to their VXWORKS_* equivalents.
17568 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
17569 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
17570 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
17571 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
17572 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
17573 -mrtp/-fPIC multilibs.
17574 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
17575 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
17576 (MULTILIB_OSDIRNAMES): Delete.
17578 2007-04-25 Anatoly Sokolov <aesok@post.ru>
17581 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
17583 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
17585 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
17586 rounding mode to be specified by the caller.
17587 (real_to_mpfr) Likewise.
17588 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
17589 include new arguments.
17590 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
17592 2007-04-24 Ian Lance Taylor <iant@google.com>
17594 PR tree-optimization/31605
17595 * tree-vrp.c (set_value_range): Check that min and max are not
17596 both overflow infinities.
17597 (set_value_range_to_value): New static function.
17598 (extract_range_from_binary_expr): Call set_value_range_to_value.
17599 (extract_range_from_cond_expr): Likewise.
17600 (extract_range_from_expr): Likewise.
17601 (extract_range_from_unary_expr): Likewise. Don't create a range
17602 which overflows on both sides.
17603 (vrp_meet): Check for a useless range.
17604 (vrp_visit_phi_node): If we see a constant which looks like an
17605 overflow infinity, turn off the TREE_OVERFLOW flag.
17607 2007-04-24 Ian Lance Taylor <iant@google.com>
17609 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
17611 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
17613 PR diagnostic/25923
17614 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
17615 diagnostic message is being built.
17616 * tree-pretty-print.c (dump_generic_node): Only write the
17617 formatted text into BUFFER's stream if we are not building a
17618 diagnostic message.
17619 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
17621 * Makefile.in (toplev.o): Depend on tree-pass.h.
17623 2007-04-24 Ian Lance Taylor <iant@google.com>
17625 PR tree-optimization/31602
17626 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
17627 conditionals in the copied loop header.
17628 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
17629 warnings if TREE_NO_WARNING is set.
17630 * doc/invoke.texi (Warning Options): Clarify that
17631 -Wstrict-overflow does not warn about loops.
17633 2007-04-24 Janis Johnson <janis187@us.ibm.com>
17635 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
17636 expand on the comment about _Decimal128 arguments and check the
17637 integer result of the modulus operation; for 64-bit ELF ABI, ensure
17638 that _Decimal128 argument uses even/odd register pair.
17639 (function_arg): Ditto.
17641 2007-04-24 Hui-May Chang <hm.chang@apple.com>
17643 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
17644 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
17646 2007-04-24 Richard Guenther <rguenther@suse.de>
17647 Olga Golovanevsky <olga@il.ibm.com>
17649 * fold-const.c (multiple_of_p): Check for bottom
17652 2007-04-24 Richard Henderson <rth@redhat.com>
17654 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
17655 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
17656 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
17657 looking for non-zero bits shifted out. Avoid a recursive call
17658 when constructing the scalar.
17659 (__floatundisf): Likewise.
17661 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
17663 * dwarf2out.c (field_byte_offset): Move the existing logic
17664 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
17665 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
17667 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
17670 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
17671 length argument of 0 for memset.
17672 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
17673 unsigned shift instead of the signed variant.
17675 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
17677 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
17678 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
17679 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
17680 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
17681 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
17682 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
17683 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
17684 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
17685 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
17686 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
17687 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
17688 "mul<mode>3", "div<mode>3"): Insn definitions added.
17689 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
17690 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
17691 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
17692 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
17693 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
17694 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
17695 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
17696 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
17697 TARGET_FLOAT_FORMAT): Macro definitions removed.
17698 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
17699 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
17700 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
17701 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
17702 (s390_gen_rtx_const_DI): Function removed.
17703 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
17705 2007-04-24 Richard Sandiford <richard@codesourcery.com>
17707 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
17708 over an external ffs function.
17710 2007-04-24 Chao-ying Fu <fu@mips.com>
17711 Richard Sandiford <richard@nildram.co.uk>
17713 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
17714 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
17715 (smadd_widen_optab, umadd_widen_optab): Define.
17716 * optabs.c (init_optabs): Initialize smadd_widen_optab and
17718 * genopinit.c (optabs): Fill in smadd_widen_optab and
17720 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
17721 and umadd_widen_optab to implement multiply-add sequences.
17722 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
17723 (<u>maddsidi4): ...this. Extend condition to include
17724 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
17725 of operand 0 to "ka" and use the three-operand form of madd<u>
17727 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
17729 * config/mips/constraints.md (ka): New register constraint.
17731 2007-04-24 Jan Hubicka <j@suse.cz>
17735 2007-04-23 Jan Hubicka <jh@suse.cz>
17736 * function.c (init_function_start): Don't init line number info.
17737 (expand_function_end): Update.
17738 (reset_block_changes, record_block_change, finalize_block_changes,
17739 check_block_change, free_block_changes): Kill.
17740 * function.h (reset_block_changes, record_block_change,
17741 finalize_block_changes, check_block_change, free_block_changes):
17743 (struct function): Remove ib_boundaries_block.
17744 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
17745 Use curr_insn_locator to initialize locator.
17746 (emit_line_note): Remove.
17747 * cfgexpand.c (expand_gimple_cond_expr): Update.
17748 (construct_exit_block): Likewise.
17749 (tree_expand_cfg): Initialize/finalize locators.
17750 * expr.c (expand_expr_real): Update.
17751 * cfglayout.c (line_locators_locs, line_locators_lines,
17752 file_locators_locs, file_locators_files): Remove.
17753 (set_block_levels): Move to cfgexpand.c.
17754 (insn_locators_initialize): Remove.
17755 (pass_insn_locators_initialize): Remove.
17756 (locations_locators_locs, locations_locators_vals): New static vars.
17757 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
17759 (insn_locators_alloc, insn_locators_finalize,
17760 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17762 (locator_location): New.
17763 (locator_line, locator_file): Rewrite.
17764 * rtl.h (emit_line_note): Kill.
17765 (insn_locators_alloc, insn_locators_finalize,
17766 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17768 * tree-inline.c (initialize_cfun): Do not initialize
17769 ib_boundaries_block.
17770 * passes.c (pass_insn_locators_initialize): Remove.
17772 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
17774 * doc/invoke.texi: Removed leading '-' from option index entries.
17776 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
17778 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
17780 (create_phi_node): Use set_phi_nodes.
17781 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
17782 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
17783 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
17784 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
17785 (bsi_start, bsi_last): Use bb_stmt_list.
17786 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
17787 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
17788 Traverse the statements using tsi iterator.
17789 * basic-block.h (struct basic_block_def): Fields stmt_list
17790 and phi_nodes moved to ...
17791 (struct tree_bb_info): ... new structure.
17792 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
17793 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
17794 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
17795 (tree_verify_flow_info): Verify that il.tree is not set for
17796 entry and exit block.
17797 (tree_split_block): Use set_bb_stmt_list.
17799 2007-04-23 Mike Stump <mrs@apple.com>
17801 * config/i386/i386.c (ix86_tune_features
17802 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
17805 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
17807 * config/i386/i386.md (prefix_extra): New attribute.
17808 (length): Add prefix_extra.
17810 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
17811 (sse2_movntv2di): Likewise.
17812 (sse2_cvtps2dq): Likewise.
17813 (sse2_cvtpd2pi): Likewise.
17814 (sse2_cvttpd2pi): Likewise.
17815 (*sse2_cvtpd2ps): Likewise.
17816 (*add<mode>3): Likewise.
17817 (sse2_ssadd<mode>3): Likewise.
17818 (sse2_usadd<mode>3): Likewise.
17819 (*sub<mode>3): Likewise.
17820 (sse2_sssub<mode>3): Likewise.
17821 (sse2_ussub<mode>3): Likewise.
17822 (*mulv8hi3): Likewise.
17823 (*smulv8hi3_highpart): Likewise.
17824 (*umulv8hi3_highpart): Likewise.
17825 (sse2_umulv2siv2di3): Likewise.
17826 (sse2_pmaddwd): Likewise.
17827 (ashr<mode>3): Likewise.
17828 (lshr<mode>3): Likewise.
17829 (ashl<mode>3): Likewise.
17830 (sse2_ashlti3): Likewise.
17831 (sse2_lshrti3): Likewise.
17832 (*umaxv16qi3): Likewise.
17833 (*smaxv8hi3): Likewise.
17834 (*uminv16qi3): Likewise.
17835 (*sminv8hi3): Likewise.
17836 (sse2_eq<mode>3): Likewise.
17837 (sse2_gt<mode>3): Likewise.
17838 (*and<mode>3): Likewise.
17839 (sse2_nand<mode>3): Likewise.
17840 (*ior<mode>3): Likewise.
17841 (*xor<mode>3): Likewise.
17842 (sse2_packsswb): Likewise.
17843 (sse2_packssdw): Likewise.
17844 (sse2_packuswb): Likewise.
17845 (sse2_punpckhbw): Likewise.
17846 (sse2_punpcklbw): Likewise.
17847 (sse2_punpckhwd): Likewise.
17848 (sse2_punpcklwd): Likewise.
17849 (sse2_punpckhdq): Likewise.
17850 (sse2_punpckldq): Likewise.
17851 (sse2_punpckhqdq): Likewise.
17852 (sse2_punpcklqdq): Likewise.
17853 (*sse2_pinsrw): Likewise.
17854 (*sse2_pextrw): Likewise.
17855 (sse2_pshufd_1): Likewise.
17856 (sse2_uavgv16qi3): Likewise.
17857 (sse2_uavgv8hi3): Likewise.
17858 (sse2_psadbw): Likewise.
17859 (sse2_pmovmskb): Likewise.
17860 (*sse2_maskmovdqu): Likewise.
17861 (*sse2_maskmovdqu_rex64): Likewise.
17862 (sse4a_extrqi): Likewise.
17863 (sse4a_extrq): Likewise.
17864 (sse3_lddqu): Set prefix_rep.
17865 (sse3_addsubv4sf3): Likewise.
17866 (sse3_haddv4sf3): Likewise.
17867 (sse3_hsubv4sf3): Likewise.
17868 (sse_cvtss2si): Likewise.
17869 (sse_cvtss2si_2): Likewise.
17870 (sse_cvtss2siq): Likewise.
17871 (sse_cvtss2siq_2): Likewise.
17872 (sse_cvttss2si): Likewise.
17873 (sse_cvttss2siq): Likewise.
17874 (sse2_cvttps2dq): Likewise.
17875 (sse3_movshdup): Likewise.
17876 (sse3_movsldup): Likewise.
17877 (sse2_cvtsd2si): Likewise.
17878 (sse2_cvtsd2si_2): Likewise.
17879 (sse2_cvtsd2siq): Likewise.
17880 (sse2_cvtsd2siq_2): Likewise.
17881 (sse2_cvttsd2si): Likewise.
17882 (sse2_cvttsd2siq): Likewise.
17883 (*sse2_cvtpd2dq): Likewise.
17884 (*sse2_cvttpd2dq): Likewise.
17885 (sse2_pshuflw_1): Likewise.
17886 (sse2_pshufhw_1): Likewise.
17887 (sse4a_insertqi): Likewise.
17888 (sse4a_insertq): Likewise.
17889 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
17890 (ssse3_phadddv4si3): Likewise.
17891 (ssse3_phaddswv8hi3): Likewise.
17892 (ssse3_phsubwv8hi3): Likewise.
17893 (ssse3_phsubdv4si3): Likewise.
17894 (ssse3_phsubswv8hi3): Likewise.
17895 (ssse3_pmaddubswv8hi3): Likewise.
17896 (ssse3_pmulhrswv8hi3): Likewise.
17897 (ssse3_pshufbv16qi3): Likewise.
17898 (ssse3_psign<mode>3): Likewise.
17899 (ssse3_palignrti): Likewise.
17900 (abs<mode>2): Likewise.
17901 (ssse3_phaddwv4hi3): Set prefix_extra.
17902 (ssse3_phadddv2si3): Likewise.
17903 (ssse3_phaddswv4hi3): Likewise.
17904 (ssse3_phsubwv4hi3): Likewise.
17905 (ssse3_phsubdv2si3): Likewise.
17906 (ssse3_phsubswv4hi3): Likewise.
17907 (ssse3_pmaddubswv4hi3): Likewise.
17908 (ssse3_pmulhrswv4hi3): Likewise.
17909 (ssse3_pshufbv8qi3): Likewise.
17910 (ssse3_psign<mode>3): Likewise.
17911 (ssse3_palignrdi): Likewise.
17912 (abs<mode>2): Likewise.
17913 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
17914 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
17915 (sse2_pmovmskb): Set mode to SI instead of V2DF.
17917 2007-04-23 Nick Clifton <nickc@redhat.com>
17919 * params.def: Fix formatting of emacs local variables.
17921 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
17923 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
17924 move if inter-unit move isn't allowed.
17925 Don't split moving the first element of V2DI to DI to inter-unit
17926 move if inter-unit move isn't allowed.
17928 2007-04-23 Richard Guenther <rguenther@suse.de>
17930 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
17931 and CDI_POST_DOMINATORS separately.
17933 2007-04-23 Nick Clifton <nickc@redhat.com>
17935 * c.opt (Wformat-contains-nul): Add warning attribute.
17937 2007-04-23 Jan Hubicka <jh@suse.cz>
17939 * function.c (init_function_start): Don't init line number info.
17940 (expand_function_end): Update.
17941 (reset_block_changes, record_block_change, finalize_block_changes,
17942 check_block_change, free_block_changes): Kill.
17943 * function.h (reset_block_changes, record_block_change,
17944 finalize_block_changes, check_block_change, free_block_changes):
17946 (struct function): Remove ib_boundaries_block.
17947 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
17948 Use curr_insn_locator to initialize locator.
17949 (emit_line_note): Remove.
17950 * cfgexpand.c (expand_gimple_cond_expr): Update.
17951 (construct_exit_block): Likewise.
17952 (tree_expand_cfg): Initialize/finalize locators.
17953 * expr.c (expand_expr_real): Update.
17954 * cfglayout.c (line_locators_locs, line_locators_lines,
17955 file_locators_locs, file_locators_files): Remove.
17956 (set_block_levels): Move to cfgexpand.c.
17957 (insn_locators_initialize): Remove.
17958 (pass_insn_locators_initialize): Remove.
17959 (locations_locators_locs, locations_locators_vals): New static vars.
17960 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
17962 (insn_locators_alloc, insn_locators_finalize,
17963 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17965 (locator_location): New.
17966 (locator_line, locator_file): Rewrite.
17967 * rtl.h (emit_line_note): Kill.
17968 (insn_locators_alloc, insn_locators_finalize,
17969 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17971 * tree-inline.c (initialize_cfun): Do not initialize
17972 ib_boundaries_block.
17973 * passes.c (pass_insn_locators_initialize): Remove.
17975 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
17977 PR middle-end/31448
17978 * expr.c (reduce_to_bit_field_precision): Handle
17981 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
17983 PR tree-optimization/24659
17984 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
17985 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
17986 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
17987 * genopinit.c (optabs): Rename vec_pack_mod_optab
17988 to vec_pack_trunc_optab.
17989 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
17990 early for scalar floating point operands for NOP_EXPR.
17991 (vectorizable_type_promotion): Ditto.
17992 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
17993 vec_pack_trunc_optab.
17994 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
17996 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
17997 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
17998 Rename from VEC_PACK_MOD_EXPR.
17999 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
18000 * expr.c (expand_expr_real_1): Ditto.
18001 * tree-inline.c (estimate_num_insns_1): Ditto.
18002 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
18004 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
18005 (vec_unpacks_lo_v4sf): Ditto.
18006 (vec_pack_trunc_v2df): Ditto.
18007 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
18008 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
18009 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
18011 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
18013 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
18015 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
18016 Rename from VEC_PACK_MOD_EXPR. This expression also represent
18017 packing of floating point operands.
18018 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
18019 represent unpacking of floating point operands.
18020 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
18021 [vec_unpacks_hi]: Ditto.
18022 [vec_unpacks_lo]: Ditto.
18024 2007-04-22 Jan Hubicka <jh@suse.cz>
18026 * final.c (rest_of_handle_final): Call
18027 targetm.asm_out.constructor/targetm.asm_out.destructor
18028 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
18029 proper priority via decl_*_priority_insert.
18030 * c-common.c (c_expand_body): Likewise.
18032 2007-04-22 Richard Guenther <rguenther@suse.de>
18034 PR tree-optimization/29789
18035 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
18036 (rewrite_reciprocal): New helper split out from
18037 determine_invariantness_stmt.
18038 (rewrite_bittest): Likewise.
18039 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
18040 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
18043 2007-04-22 Revital Eres <eres@il.ibm.com>
18045 * loop-unroll.c (var_to_expand): New field to support also
18046 insns of the form x = something + x.
18047 (analyze_insn_to_expand_var): Use it.
18048 (expand_var_during_unrolling): Likewise.
18050 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
18052 * predict.c: Include pointer-set.h.
18053 (bb_predictions): New variable.
18054 (tree_predicted_by_p, tree_predict_edge,
18055 remove_predictions_associated_with_edge): Use bb_predictions map
18056 instead of bb->predictions.
18057 (clear_bb_predictions, assert_is_empty): New functions.
18058 (combine_predictions_for_bb): Use bb_predictions map. Call
18059 clear_bb_predictions.
18060 (tree_estimate_probability): Create and free bb_predictions map.
18061 * Makefile.in (predict.o): Add pointer-set.h dependency.
18062 * basic-block.h (struct basic_block_def): Remove predictions
18064 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
18066 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
18069 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
18072 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
18074 * timevar.c (timevar_print): Change reference of --disable-checking to
18075 --enable-checking=release. Also warn if assert checking is disabled.
18077 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
18080 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
18081 decl as addressable if the compound literal was marked as
18083 Mark the decl as a gimple register if it is a complex or
18084 vector decl and does not live in memory.
18086 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
18088 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
18089 (GENERIC_NEXT): New function macro.
18090 (PHI_CHAIN): Use phi_node's new chain variable.
18091 (tree_phi_node): Change tree_common to tree_base
18092 and add the chain field.
18093 * tree-phinodes.c (make_phi_node): Don't set
18094 TREE_TYPE on the new node.
18095 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
18096 instead of checking GIMPLE_TUPLE_P in chain_next.
18097 * tree-vect-transform.c
18098 (get_initial_def_for_induction): Look at
18099 PHI_RESULT_TREE for the type of the phi node.
18100 (update_vuses_to_preheader): Use PHI_CHAIN
18101 instead of TREE_CHAIN on the phi node.
18102 * tree-ssa-structalias.c (compute_points_to_sets):
18104 (ipa_pta_execute): Likewise.
18106 2007-04-21 Richard Guenther <rguenther@suse.de>
18108 PR middle-end/31136
18109 * fold-const.c (fold_unary): Call fold_convert_const on the
18112 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
18114 * gcse.c (store_killed_in_insn): Handle PARALLELs.
18115 (store_killed_in_pat): New.
18117 2007-04-20 Richard Henderson <rth@redhat.com>
18120 * config/i386/i386.c (type_has_variadic_args_p): Look for any
18121 TREE_LIST with a void_type_node value, not void_list_node exactly.
18123 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
18125 * doc/standards.texi: Re-arrange into language-specific
18126 subsections. Add a C++ section, documenting which standards we
18129 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
18131 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
18132 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
18134 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
18136 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
18137 ecrti.o and crtbegin.o.
18138 (LIB_DEFAULT_SPEC): Include -lc.
18139 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
18141 2007-04-20 Richard Henderson <rth@redhat.com>
18144 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
18145 argument; update all callers.
18146 (get_unaligned_offset): New.
18147 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
18148 get_unaligned_address, just pass on the address directly.
18149 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
18150 the subreg in the helper patterns.
18151 (unaligned_extendqidi_le): Use get_unaligned_offset.
18152 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
18153 (unaligned_extendhidi_be): Likewise.
18154 (unaligned_extendhidi): Tidy.
18155 * config/alpha/alpha-protos.h: Update.
18157 2007-04-20 Richard Henderson <rth@redhat.com>
18159 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
18160 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
18161 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
18162 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
18163 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
18164 (CPP_SPEC): Don't include %(cpp_subtarget).
18165 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
18166 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
18167 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
18169 2007-04-20 Jakub Jelinek <jakub@redhat.com>
18171 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
18172 for __builtin_ia32_cmpordss.
18174 PR tree-optimization/31632
18175 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
18176 and arg1 for optimizations of comparison against min/max values.
18177 Fold arg0 to arg1's type for optimizations of comparison against
18178 min+1 and max-1 values.
18180 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
18182 * reload.c (combine_reloads): When trying to use a dying register,
18183 check whether it's uninitialized and don't use if so.
18185 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
18187 * fold-const.c: Remove prototypes for native_encode_expr and
18188 native_interpret_expr.
18189 (native_encode_expr): Make non-static.
18190 (native_interpret_expr): Likewise.
18191 * tree.h: Add prototypes for the above.
18193 2007-04-19 Joseph Myers <joseph@codesourcery.com>
18195 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
18196 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
18197 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
18198 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
18199 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
18200 Add length attributes.
18202 2007-04-19 Janis Johnson <janis187@us.ibm.com>
18204 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
18207 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
18208 __STDC_WANT_DEC_FP__.
18210 2007-04-19 Joseph Myers <joseph@codesourcery.com>
18212 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
18213 for long double compatibility.
18214 * configure: Regenerate.
18216 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
18218 PR rtl-optimization/29841
18219 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
18221 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
18222 that may cause control flow transfer from being moved.
18224 2007-04-18 Jan Hubicka <jh@suse.cz>
18226 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
18229 2007-04-18 Eric Christopher <echristo@apple.com>
18231 * config/rs6000/darwin.md (load_macho_picbase): Use link register
18232 only. Update operands.
18233 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
18234 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
18235 link register to pic register.
18237 2007-04-18 Dirk Mueller <dmueller@suse.de>
18239 PR diagnostic/31227
18240 * tree-vrp.c (search_for_addr_array): New.
18241 (check_array_bounds): Suppress warning about
18242 address taken of array refs if its not de-referenced.
18244 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
18246 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
18247 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
18249 * tree-vectorizer.h (NITERS_KNOWN_P): New.
18250 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
18251 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
18253 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
18255 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
18257 (vect_analyze_scalar_cycles): Fix indentation.
18258 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
18259 (vect_mark_relevant): Include phis in relevance analysis.
18261 * tree-vect-transform.c (vect_transform_loop): Add an assert.
18263 2007-04-18 Anatoly Sokolov <aesok@post.ru>
18265 * config/avr/avr.c (ptrreg_to_str): Replace error() with
18266 output_operand_lossage().
18268 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
18270 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
18271 the unused code for reduction without adjust-in-epilog to simplify the
18274 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
18276 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
18277 (S390_TDC_NEGATIVE_ZERO): New constant.
18278 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
18279 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
18280 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
18281 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
18282 (S390_TDC_POSITIVE_INFINITY): New constant.
18283 (S390_TDC_NEGATIVE_INFINITY): New constant.
18284 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
18285 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
18286 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
18287 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
18288 (S390_TDC_INFINITY): New constant.
18289 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
18290 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
18291 optimization for UNSPEC_CCZ_TO_INT.
18292 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
18293 ("*ccz_to_int"): New insn.
18294 ("isinf<mode>2"): New insn.
18295 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
18296 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
18297 (UNSPEC_CCZ_TO_INT): New constant.
18299 2007-04-18 Richard Guenther <rguenther@suse.de>
18301 PR tree-optimization/19431
18302 PR tree-optimization/21463
18303 * tree-pass.h (pass_phiprop): Declare.
18304 * passes.c (init_optimization_passes): New phiprop pass.
18305 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
18306 (phivn_valid_p): New helper function.
18307 (phiprop_insert_phi): Likewise.
18308 (propagate_with_phi): Likewise.
18309 (tree_ssa_phiprop): New propagator propagating loads
18310 through phi nodes if profitable.
18312 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
18314 * tree-vect-analyze.c (process_use): New function.
18315 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
18316 Check phis in all bbs.
18317 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
18320 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
18322 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
18325 2007-04-17 Anatoly Sokolov <aesok@post.ru>
18328 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
18331 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
18333 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
18335 (sse_vmmulv4sf3): Likewise.
18336 (sse2_vmaddv2df3): Likewise.
18337 (sse2_vmmulv2df3): Likewise.
18339 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
18341 PR rtl-optimization/31360
18342 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
18343 (target_reg_cost): New.
18344 (init_set_costs): Initialize target_reg_cost. Add comments
18345 regarding the rationale of the costs.
18346 (global_cost_for_size): Renamed to...
18347 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
18348 of register pressure.
18349 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
18350 estimate_reg_pressure_cost. Add number of ivs.
18351 (determine_set_costs): Dump target_reg_cost.
18352 * loop-invariant.c (gain_for_invariant): Use
18353 estimate_reg_pressure_cost. Removed n_inv_uses argument.
18354 (best_gain_for_invariant, find_invariants_to_move): Remove
18356 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
18357 (target_reg_cost): Declare.
18358 (global_cost_for_size): Declaration removed.
18359 (estimate_reg_pressure_cost): Declare.
18361 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
18363 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
18364 regnos into even/odd register pairs.
18365 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
18366 TDmode similar to the other floating point modes.
18367 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
18368 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
18370 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
18371 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
18372 (movdd_hardfloat64): Use TARGET_MFPGPR.
18374 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
18376 * reload1.c (delete_output_reload): Don't count output in n_inherited.
18379 2005-01-05 Richard Henderson <rth@redhat.com>
18381 * reload1.c (do_input_reload): Restrict the optimization deleteing
18382 a previous output reload to RELOAD_FOR_INPUT.
18384 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
18386 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
18387 induc_vec_info_type.
18388 (vectorizable_induction): New function declaration.
18389 * tree-vect-transform.c (get_initial_def_for_induction): No need to
18390 check if already vectorized. Find first place in BB where new stmts
18391 can be inserted. Takes only one argument.
18392 (vectorizable_induction): New function.
18393 (vect_transform_stmt): Add case for induc_vec_info_type to call
18394 vectorizable_induction.
18395 (vect_transform_loop): Consider phis for vectorization.
18396 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
18398 (analyze_operations): Call vectorizable_induction when analyzing phis.
18400 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
18401 (vect_mark_relevant): Include phis in relevance analysis.
18402 (vect_mark_stmts_to_be_vectorize): Likewise.
18403 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
18405 2007-04-16 Lawrence Crowl <crowl@google.com>
18407 * doc/invoke.texi (Debugging Options): Add documentation for the
18408 -femit-struct-debug options -femit-struct-debug-baseonly,
18409 -femit-struct-debug-reduced, and
18410 -femit-struct-debug-detailed[=...].
18412 * c-opts.c (c_common_handle_option): Add
18413 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
18414 and OPT_femit_struct_debug_detailed_.
18415 * c.opt: Add specifications for
18416 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
18417 and -femit-struct-debug-detailed[=...].
18418 * opts.c (set_struct_debug_option): Parse the
18419 -femit-struct-debug-... options.
18420 * opts.c (matches_main_base, main_input_basename,
18421 main_input_baselength, base_of_path, matches_main_base): Add
18422 variables and functions to compare header base name to compilation
18424 * opts.c (should_emit_struct_debug): Add to determine to emit a
18425 structure based on the option.
18426 (dump_struct_debug) Also disabled function to debug this
18428 * opts.c (handle_options): Save the base name of the
18431 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
18432 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
18433 This hook indicates if a type is generic. Set it by default
18434 to "never generic".
18435 * langhooks.h (struct lang_hooks_for_types): Add a new hook
18436 to determine if a struct type is generic or not.
18437 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
18438 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
18439 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
18440 with live C++ hook.
18442 * flags.h (enum debug_info_usage): Add an enumeration to describe
18443 a program's use of a structure type.
18444 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
18445 to indicate the program's usage of the type. Filter structs based
18446 on the -femit-struct-debug-... specification.
18447 (gen_type_die): Split into two routines, gen_type_die and
18448 gen_type_die_with_usage. gen_type_die is now a wrapper
18449 that assumes direct usage.
18450 (gen_type_die_with_usage): Replace calls to gen_type_die
18451 with gen_type_die_with_usage adding the program usage of
18452 the referenced type.
18453 (dwarf2out_imported_module_or_decl): Suppress struct debug
18454 information using should_emit_struct_debug when appropriate.
18456 2007-04-16 Ian Lance Taylor <iant@google.com>
18458 PR tree-optimization/31522
18459 * tree-vrp.c (vr_phi_edge_counts): New static variable.
18460 (vrp_initialize): Allocate vr_phi_edge_counts.
18461 (vrp_visit_phi_node): Don't push to infinity if we saw a new
18462 executable edge. Drop test for all constants.
18463 (vrp_finalize): Free vrp_phi_edge_counts.
18465 * doc/cpp.texi (Common Predefined Macros): Clarify description of
18466 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
18468 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
18469 predecessors at head rather than tail.
18471 2007-04-16 Matthias Klose <doko@debian.org>
18473 * config/alpha/linux.h (CPP_SPEC): Define.
18474 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
18476 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
18478 * function.h: Remove sequence_stack extern declaration.
18480 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
18482 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
18484 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
18487 2007-04-16 Anatoly Sokolov <aesok@post.ru>
18489 * config/avr/avr.c (avr_arch_types): Rearranging array.
18490 (enum avr_arch): Add.
18491 (avr_mcu_types): Use avr_arch enumeration constants instead of
18493 * config/avr/avr.h (LINK_SPEC): Simplify.
18495 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
18497 * config/m68k/m68k.c (m68k_libcall_value,
18498 m68k_function_value): Use macros for register names more.
18500 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
18502 (M68K_REGNAME): Use A6_REG.
18503 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
18505 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
18507 PR middle-end/28071
18508 * sched-int.h (struct deps): Split field 'pending_lists_length' into
18509 'pending_read_list_length' and 'pending_write_list_length'. Update
18511 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
18512 to handle two length counters instead of one. Update all uses.
18513 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
18514 two length counters instead of one.
18515 * sched-rgn.c (propagate_deps): Update to handle two length counters
18518 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
18521 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
18522 copy of source, pass it to ix86_expand_vector_set and return
18525 2007-04-16 David Ung <davidu@mips.com>
18526 Joseph Myers <joseph@codesourcery.com>
18528 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
18529 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
18530 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
18531 Add 74K processor information.
18532 * config/mips/mips.md: Include 74k.md.
18533 (cpu): Add 74kc,74kf,74kx.
18534 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
18535 * config/mips/74k.md: New.
18536 * doc/invoke.texi (MIPS Options): Document 74K support.
18538 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
18540 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
18541 vectorizable_* functions.
18542 * tree-vect-transform.c (vectorizable_call): Add check for
18543 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
18544 (vectorizable_store): likewise.
18545 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
18547 (vectorizable_operation, vectorizable_type_demotion): Likewise.
18548 (vectorizable_type_promotion, vectorizable_load): Likewise.
18549 (vectorizable_live_operation, vectorizable_condition): Likewise.
18550 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
18552 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
18554 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
18556 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
18557 register numbers more.
18558 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
18559 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
18560 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
18561 FUNCTION_VALUE_REGNO_P): Likewise.
18562 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
18563 STATIC_CHAIN_REGNUM): Likewise.
18564 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
18565 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
18566 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
18567 * config/m68k/m68k.md (FP_REG): New.
18569 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
18571 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
18574 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
18576 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
18577 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
18580 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
18582 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
18585 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
18588 * c-decl.c (finish_decl): Grab the type of the decl after the call
18589 to store_init_value.
18591 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
18593 * common.opt (fforward-propagate): Fix "Optimization" annotation.
18595 2007-04-14 Jakub Jelinek <jakub@redhat.com>
18598 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
18599 dominators, post dominators and cleanup cfg before returning.
18601 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
18603 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
18604 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
18606 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
18608 * config.gcc: Recognize fido.
18609 * config/m68k/m68k-devices.def (fidoa): New.
18610 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
18612 (FL_FIDOA, TARGET_FIDOA): New.
18613 * config/m68k/m68k.opt (mfidoa): New.
18615 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18617 PR middle-end/31322
18618 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
18619 when a personality function is used.
18621 2007-04-13 Bob Wilson <bob.wilson@acm.org>
18623 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
18625 2007-04-13 Mike Stump <mrs@apple.com>
18627 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
18629 * config/darwin.opt (fapple-kext): Make C++ only.
18630 * config/darwin.c (darwin_override_options): Remove code to ensure
18631 -fapple-kext is given for C++ only.
18633 2007-04-13 Richard Sandiford <richard@codesourcery.com>
18635 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
18636 * config/mips/mips.c (override_options): Call
18637 SUBTARGET_OVERRIDE_OPTIONS, if defined.
18639 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
18641 * config/i386/i386.opt (msvr3-shlib): Removed.
18643 * doc/invoke.texi: Remove -msvr3-shlib.
18645 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
18647 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
18648 with "popcnt" instruction.
18650 2007-04-13 Richard Guenther <rguenther@suse.de>
18652 PR tree-optimization/21258
18653 * tree-vrp.c (compare_case_labels): New helper.
18654 (find_switch_asserts): New function.
18655 (find_assert_locations): Call it for SWITCH_EXPRs.
18657 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
18659 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
18660 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
18661 check is now implied in X87_FLOAT_MODE_P.
18662 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
18663 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
18664 (fix_trunc<mode>_i386_fisttp): Ditto.
18665 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
18666 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
18667 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
18668 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
18669 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
18670 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
18671 (unnamed_splitters): Ditto.
18672 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
18673 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
18674 FIRST_SSE_REG for local functions when SSE math is enabled or
18675 for functions with sseregparm attribute.
18676 (standard_80387_constant_p): Return -1 if mode is not
18678 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
18679 (ix86_expand_compare): Ditto.
18680 (ix86_expand_carry_flag_compare): Ditto.
18681 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
18682 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
18683 DECIMAL_FLOAT_MODE_P.
18684 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
18685 of SCALAR_FLOAT_MODE_P.
18686 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
18687 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
18688 checks before FLOAT_MODE_P.
18689 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
18690 before FLOAT_MODE_P.
18695 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
18697 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
18698 Charles Wilson <libtool@cwilson.fastmail.fm>
18700 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
18701 (libgcc.mvars): Don't depend on them.
18702 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
18703 * exec-tool.in: New.
18705 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
18707 * doc/invoke.text (--help): Document --help=common.
18709 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
18711 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
18713 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18715 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
18716 * genemit.c (main): Emit #include "integrate.h".
18717 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
18718 (LOADGP_RTP): New mips_loadgp_style.
18719 * config/mips/mips.h: Include config/vxworks-dummy.h.
18720 (TARGET_RTP_PIC): New macro.
18721 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
18722 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
18723 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
18724 for TARGET_RTP_PIC.
18725 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
18726 -mvxworks-pic when using -mrtp and a PIC option.
18727 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
18729 (mips_symbolic_constant_p, mips_symbolic_address_p)
18730 (mips_symbol_insns): Handle SYMBOL_HALF.
18731 (override_options): Warn about -G and -mrtp being used together.
18732 Initialize mips_lo_relocs[SYMBOL_HALF].
18733 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
18734 (mips_emit_loadgp): Handle LOADGP_RTP.
18735 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
18736 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
18737 (tablejump): Handle function-relative case table entries if
18739 * config/mips/predicates.md (symbol_ref_operand): New predicate.
18741 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18743 * config/mips/mips.md (load_call<mode>): Allow any general register.
18745 (sibcall_value_internal, sibcall_value_multiple_internal)
18746 (call_value_internal, call_value_split, call_value_multiple_internal)
18747 (call_value_multiple_split): Remove constraints from operand 0.
18749 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18751 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
18752 rather than loadgp_noshared.
18753 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
18754 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
18756 * config/mips/mips.md (loadgp): Rename to...
18757 (loadgp_newabi): ...this.
18758 (loadgp_noshared): Rename to...
18759 (loadgp_absolute): ...this.
18761 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18763 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
18764 false for locally-binding symbols.
18765 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
18767 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18769 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
18770 (SYMBOL_GOT_PAGE_OFST): ...this.
18771 (SYMBOL_GOT_GLOBAL): Rename to...
18772 (SYMBOL_GOT_DISP): ...this.
18773 (SYMBOL_GOTOFF_GLOBAL): Rename to...
18774 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
18775 * config/mips/mips.c (mips_global_symbol_p): New function.
18776 (mips_symbol_binds_local_p): Likewise.
18777 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
18778 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
18779 mips_global_symbol_p and mips_symbol_binds_local_p.
18780 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
18781 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
18782 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
18783 SYMBOL_GOTOFF_DISP.
18784 (mips_ok_for_lazy_binding_p): New function.
18785 (mips_load_call_address, mips_expand_call): Use it.
18786 (mips_dangerous_for_la25_p): Likewise.
18787 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
18788 (*got_disp<mode>): Use got_disp_operand instead of
18789 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
18790 SYMBOL_GOTOFF_GLOBAL.
18791 (*got_page<mode>): Use got_page_ofst_operand instead of
18793 * config/mips/predicates.md (const_call_insn_operand): Use
18794 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
18795 (global_got_operand): Rename to...
18796 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
18798 (local_got_operand): Rename to...
18799 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
18800 of SYMBOL_GOT_LOCAL.
18802 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18804 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
18805 TARGET_CALL_CLOBBERED_GP.
18806 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
18807 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
18808 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
18809 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
18810 of TARGET_ABICALLS && !TARGET_NEWABI.
18811 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
18812 * config/mips/mips.c (mips_load_call_address): Check
18813 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
18814 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
18815 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
18816 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
18817 TARGET_ABICALLS && TARGET_NEWABI.
18818 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
18820 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
18821 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
18822 TARGET_ABICALLS && TARGET_NEWABI.
18823 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
18824 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
18825 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
18826 whether indirect calls must use $25.
18827 (mips_extra_live_on_entry): Check TARGET_GOT instead of
18829 * config/mips/mips.md (jal_macro): Check flag_pic and
18830 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
18831 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
18832 instead of TARGET_ABICALLS.
18833 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
18834 TARGET_ABICALLS && TARGET_OLDABI.
18835 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
18836 (sibcall): In the comment above the define_insn, mention
18837 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
18838 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
18839 instead of TARGET_ABICALLS.
18841 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
18843 * doc/md.texi (Blackfin family constraints): Document PA and PB.
18844 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
18845 (MACFLAGS_MATCH_P): New macro.
18846 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
18847 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
18848 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
18849 the other MACFLAG constants.
18850 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
18851 (flag_machi): Tighten constraints. Renumber some of the operands.
18852 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
18854 (flag_machi_parts_acconly): New pattern.
18855 (flag_macinithi): Tighten constraints. Allow any accumulator to be
18857 (flag_macinit1hi): Tighten constraints.
18858 (flag_mul_macv2hi_parts_acconly): New pattern.
18860 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
18861 Use a more efficient implementation.
18862 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
18863 inline sequences when not optimizing for size.
18865 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
18866 movhi_high2low): Delete, merge functionality into...
18867 (packv2hi): ... this pattern.
18869 2007-02-11 Jie Zhang <jie.zhang@analog.com>
18870 * config/bfin/bfin.opt (msim): New option.
18871 (mcpu=): New option.
18872 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
18873 (bfin_cpu_t): Typedef of enum bfin_cpu.
18874 (bfin_cpu_type): New declaration.
18875 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
18876 -msim and -mcpu= options.
18877 (LIB_SPEC): Likewise.
18878 * config/bfin/bfin.c (bfin_cpu_type): Define.
18879 (bfin_handle_option): Handle -mcpu= option.
18880 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
18881 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
18882 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
18884 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18886 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
18887 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
18888 (powerpc-wrs-vxworksae): Use ${tm_file}.
18889 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
18890 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
18891 * config/i386/vx-common.h: New file.
18893 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18895 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
18898 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
18900 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
18903 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
18907 * c-common.c (c_build_qualified_type): Set canonical type
18910 2007-04-12 Richard Guenther <rguenther@suse.de>
18912 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
18913 lower bound and element size if lower bound is not zero
18914 or either of the ARRAY_REF operands is set.
18916 2007-04-12 Richard Guenther <rguenther@suse.de>
18918 PR tree-optimization/24689
18919 PR tree-optimization/31307
18920 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
18922 * gimplify.c (canonicalize_addr_expr): To be consistent with
18923 gimplify_compound_lval only set operands two and three of
18924 ARRAY_REFs if they are not gimple_min_invariant. This makes
18925 it never at this place.
18926 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
18928 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18930 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
18931 null before emitting a .nsubspa directive.
18933 2007-04-11 Diego Novillo <dnovillo@redhat.com>
18935 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
18936 need_to_partition_p if there are no memory statements in the
18939 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
18941 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
18942 (gcd_of_steps_may_divide_p): New function.
18943 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
18945 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
18947 * reload.c (find_reloads_toplev, find_reloads_address,
18948 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
18949 not a pointer equality test, to decide if we need to call
18950 push_reg_equiv_alt_mem.
18952 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
18954 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
18955 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
18957 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
18959 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
18961 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
18962 vector to be positive.
18964 2007-04-11 Diego Novillo <dnovillo@redhat.com>
18968 * doc/invoke.texi: Document --params max-aliased-vops and
18970 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
18971 debug_memory_partitions): Move to tree-flow.h
18972 * params.h (AVG_ALIASED_VOPS): Define.
18973 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
18975 (mp_info_t): Likewise.
18976 (get_mem_sym_stats_for): New.
18977 (set_memory_partition): Move from tree-flow-inline.h.
18978 (mark_non_addressable): Only clear the set of symbols for the
18979 partition if it exists.
18980 (dump_memory_partitions): Move from tree-ssa-operands.c
18981 (debug_memory_partitions): Likewise.
18982 (need_to_partition_p): New.
18983 (dump_mem_ref_stats): New.
18984 (debug_mem_ref_stats): New.
18985 (dump_mem_sym_stats): New.
18986 (debug_mem_sym_stats): New.
18987 (update_mem_sym_stats_from_stmt): New.
18988 (compare_mp_info_entries): New.
18989 (mp_info_cmp): Call it.
18990 (sort_mp_info): Change argument to a list of mem_sym_stats_t
18992 (get_mpt_for): Move from tree-ssa-operands.c.
18993 (find_partition_for): New.
18994 (create_partition_for): Remove.
18995 (estimate_vop_reduction): New.
18996 (update_reference_counts): New.
18997 (build_mp_info): New.
18998 (compute_memory_partitions): Refactor.
18999 Document new heuristic.
19000 Call build_mp_info, update_reference_counts,
19001 find_partition_for and estimate_vop_reduction.
19002 (compute_may_aliases): Populate virtual operands before
19003 calling debugging dumps.
19004 (delete_mem_sym_stats): New.
19005 (delete_mem_ref_stats): New.
19006 (init_mem_ref_stats): New.
19007 (init_alias_info): Call it.
19008 (maybe_create_global_var): Remove alias_info argument.
19009 Get number of call sites and number of pure/const call sites
19010 from gimple_mem_ref_stats().
19011 (dump_alias_info): Call dump_memory_partitions first.
19012 (dump_points_to_info_for): Show how many times a pointer has
19014 * opts.c (decode_options): For -O2 set --param
19015 max-aliased-vops to 500.
19016 For -O3 set --param max-aliased-vops to 1000 and --param
19017 avg-aliased-vops to 3.
19018 * fortran/options.c (gfc_init_options): Remove assignment to
19020 * tree-flow-inline.h (gimple_mem_ref_stats): New.
19021 * tree-dfa.c (dump_variable): Dump memory reference
19023 Dump NO_ALIAS* settings.
19024 (referenced_var_lookup): Tidy.
19025 (mem_sym_stats): New.
19026 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
19027 and ORIG are different SSA names for a memory partition.
19028 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
19029 * tree-flow.h (struct mem_sym_stats_d): Define.
19030 (mem_sym_stats_t): Define.
19031 (struct mem_ref_stats_d): Define.
19032 (struct gimple_df): Add field mem_ref_stats.
19033 (enum noalias_state): Define.
19034 (struct var_ann_d): Add bitfield noalias_state.
19035 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
19036 debug_mem_ref_stats, debug_memory_partitions,
19037 debug_mem_sym_stats): Declare.
19038 * tree-ssa-structalias.c (update_alias_info): Update call
19039 sites, pure/const call sites and asm sites in structure
19040 returned by gimple_mem_ref_stats.
19041 Remove local variable IS_POTENTIAL_DEREF.
19042 Increase NUM_DEREFS if the memory expression is a potential
19044 Call update_mem_sym_stats_from_stmt.
19045 If the memory references memory, call
19046 update_mem_sym_stats_from_stmt for all the direct memory
19047 symbol references found.
19048 (intra_create_variable_infos): Set noalias_state field for
19049 pointer arguments according to the value of
19050 flag_argument_noalias.
19051 * tree-ssa-structalias.h (struct alias_info): Remove fields
19052 num_calls_found and num_pure_const_calls_found.
19053 (update_mem_sym_stats_from_stmt): Declare.
19054 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
19055 Set default value to 100.
19056 (PARAM_AVG_ALIASED_VOPS): Define.
19058 2007-04-11 Richard Guenther <rguenther@suse.de>
19060 PR middle-end/31530
19061 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
19062 a * -b + c as c - a * b if we honor sign dependent rounding.
19064 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
19066 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
19067 bfin_expand_strmov.
19068 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
19069 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
19071 (initialize_trampoline): Don't use old-style function definition.
19072 (bfin_secondary_reload): Mark IN_P argument as unused.
19074 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
19076 PR tree-optimization/31343
19077 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
19078 (build_polynomial_chrec): Return a scalar when the evolution is zero.
19079 * testsuite/gcc.dg/vect/pr31343.c: New.
19081 2007-04-10 Eric Christopher <echristo@apple.com>
19083 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
19084 * config/i386/i386.md (*cmpfp0): Use.
19085 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
19086 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
19087 (fix_trunc<mode>_i386_fisttp): Ditto.
19088 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
19089 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
19090 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
19091 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
19092 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
19093 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
19094 (unnamed_splitters): Ditto.
19095 * config/i386/i386.c (output_fix_trunc): Assert that
19096 we're not being passed a TFmode operand.
19098 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
19100 PR tree-optimization/31526
19101 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
19102 n_basic_blocks to find newly added blocks.
19104 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
19106 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
19108 (fix_trunc<mode>si_sse): Ditto.
19109 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
19110 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
19111 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
19112 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
19113 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
19114 expander using SSEMODEF mode macro.
19115 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
19116 expander using SSEMODEF mode macro.
19117 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
19118 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
19119 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
19120 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
19121 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
19122 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
19123 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
19124 Macroize insn using X87MODEF mode macro.
19126 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
19128 * config/i386/sse.md (sse2_pinsrw): Removed.
19129 (sse2_pextrw): Renamed to ...
19130 (*sse2_pextrw): This.
19132 2007-04-09 Jan Hubicka <jh@suse.cz>
19135 * config/i386/sse.md
19136 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
19137 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
19138 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
19139 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
19141 2007-04-09 Jan Hubicka <jh@suse.cz>
19143 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
19144 multiple fields of union.
19146 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
19148 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
19149 (create_preheaders): Check that loops are available.
19150 (fix_loop_structure): Clean up, improve comments.
19151 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
19152 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
19154 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
19155 * predict.c (tree_estimate_probability): Do not call
19156 calculate_dominance_info. Call create_preheaders.
19157 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
19158 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
19160 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
19161 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
19162 * tree-cfg.c (tree_split_edge): Make an assert more precise.
19163 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
19166 2007-04-08 Jan Hubicka <jh@suse.cz>
19168 * tree.h (maybe_fold_offset_to_component_ref): Declare.
19169 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
19170 * fold-const.c (fold_unary): Use it.
19172 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
19174 * varasm.c (assemble_variable): Remove call to
19175 lang_hooks.decls.prepare_assemble_variable.
19176 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
19177 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
19178 * langhooks.h (lang_hooks_for_decls): Remove
19179 prepare_assemble_variable.
19181 2007-04-08 Mike Stump <mrs@apple.com>
19183 * config/i386/i386.c: Use inc/dec on Core2.
19185 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
19187 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
19188 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
19189 lhd_tree_inlining_end_inlining): Remove.
19190 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
19191 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
19192 end_inlining hooks.
19193 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
19194 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
19195 lhd_tree_inlining_end_inlining): Remove prototypes.
19196 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
19197 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
19198 LANG_HOOKS_TREE_INLINING_START_INLINING,
19199 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
19201 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
19204 2007-04-08 Anatoly Sokolov <aesok@post.ru>
19207 * config/avr/predicates.md (io_address_operand): Delete predicate.
19208 (low_io_address_operand): Don't use 'mode' argument.
19209 (higth_io_address_operand): Rename ...
19210 (high_io_address_operand): ... to this. Don't use 'mode' argument.
19211 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
19214 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
19216 Revert change removing staticp.
19218 2007-04-07 Anatoly Sokolov <aesok@post.ru>
19221 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
19224 2007-04-07 Bruce Korb <bkorb@gnu.org>
19226 * c.opt: Add -Wformat-contains-nul.
19227 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
19229 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
19230 the NUL byte warning.
19232 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
19234 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
19236 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
19238 * tree.c (staticp): No longer use staticp langhook.
19239 * langhooks.c (lhd_staticp): Removed.
19240 * langhooks.h (struct lang_hooks): Remove staticp.
19241 * c-common.c (c_staticp): Remove.
19242 * c-common.h (c_staticp): Ditto.
19243 * langhooks-defs.h (lhd_staticp): Ditto.
19244 (LHD_HOOKS_STATICP): Ditto
19245 * tree.h (gcc_assert_lowered): New macro.
19247 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
19249 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
19250 argument "reliable".
19251 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
19252 Add argument "reliable". Propagate it through calls.
19253 (infer_loop_bounds_from_undefined): Derive number of iterations
19254 estimates from references in blocks that do not dominate loop latch.
19255 (gcov_type_to_double_int): New function.
19256 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
19257 and expected_loop_iterations_unbounded.
19258 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
19259 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
19260 * tree-data-ref.c (estimated_loop_iterations): Export.
19261 (get_references_in_stmt): Fix -- do not return addresses of local
19263 * cfgloop.h (expected_loop_iterations_unbounded,
19264 estimated_loop_iterations): Declare.
19266 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
19268 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
19270 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
19272 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
19273 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
19274 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
19275 Use output_387_reg_move().
19276 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
19277 expander using X87MODEF12 mode macro.
19278 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
19279 choosing register preferences. Use output_387_reg_move().
19280 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
19281 instead of "x". Use output_387_reg_move().
19282 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
19283 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
19284 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
19285 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
19286 Use output_387_reg_move().
19287 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
19289 (*truncxf?f_i387 splitter): Ditto.
19291 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
19293 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
19294 LANG_HOOKS_SAFE_FROM_P.
19295 * expr.c (safe_from_p): Remove langhook call.
19296 * langhooks.h (lang_hooks): Remove safe_from_p.
19297 (lhd_safe_from_p): Remove prototype.
19298 * langhooks.c (lhd_safe_from_p): Remove.
19300 2007-04-06 Jan Hubicka <jh@suse.cz>
19302 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
19305 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
19307 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
19308 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
19309 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
19310 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
19312 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
19313 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
19315 2007-04-05 Richard Henderson <rth@redhat.com>
19317 * config/alpha/alpha.c (print_operand) [+]: Remove.
19318 (alpha_end_function): Print nop if call at end of function.
19319 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
19320 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
19321 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
19322 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
19323 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
19324 the call pattern. Update peepholes to match.
19326 2007-04-05 Janis Johnson <janis187@us.ibm.com>
19328 * doc/extend.texi (Other Builtins): Add decimal float variants
19330 * builtins.def: Ditto.
19331 * builtins.c (expand_builtin): Ditto.
19333 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
19334 H.J. Lu <hongjiu.lu@intel.com>
19337 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
19338 of V8HImode when calling ix86_binary_operator_ok.
19339 (sse2_pmaddwd): Call ix86_binary_operator_ok.
19340 (sdot_prodv8hi): Operands 1 and 2 must be register.
19342 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
19344 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
19345 initialize align to silence bogus warning.
19347 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
19349 PR middle-end/22156
19350 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
19352 (struct sra_walk_fns): Remove use_all parameter from use.
19353 (sra_hash_tree): Handle BIT_FIELD_REFs.
19354 (sra_elt_hash): Don't hash bitfld blocks.
19355 (sra_elt_eq): Skip them in parent compares as well. Handle
19357 (sra_walk_expr): Don't maintain or pass down use_all_p.
19358 (scan_use): Remove use_all parameter.
19359 (scalarize_use): Likewise. Re-expand assignment to
19360 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
19361 output, and re-scalarize after output. Don't mark anything
19363 (scalarize_ldst): Adjust.
19364 (scalarize_walk_gimple_modify_statement): Likewise.
19365 (build_element_name_1): Handle BIT_FIELD_REFs.
19366 (instantiate_element): Don't warn for any element whose parent
19367 is used as a whole.
19368 (instantiate_missing_elements_1): Return the sra_elt.
19369 (canon_type_for_field): New.
19370 (try_instantiate_multiple_fields): New.
19371 (instantiate_missing_elemnts): Use them.
19372 (mark_no_warning): Removed.
19373 (generate_one_element_ref): Handle BIT_FIELD_REFs.
19374 (REPLDUP, sra_build_elt_assignment): New.
19375 (generate_copy_inout): Use them.
19376 (generate_element_copy): Likewise. Handle bitfld differences.
19377 (generate_element_zero): Don't recurse for blocks. Use
19378 sra_build_elt_assignment.
19379 (generate_one_element_int): Take elt instead of var. Use
19380 sra_build_elt_assignment.
19381 (generate_element_init_1): Adjust.
19382 (scalarize_use, scalarize_copy): Use REPLDUP.
19383 (scalarize_ldst): Move assert before dereference.
19384 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
19386 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
19388 * regmove.c: Fix unused variable warnings due to previous commit.
19390 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
19392 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
19393 (regmove_bb_head): Remove.
19394 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
19395 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
19396 problems with fixup_match_1.
19397 Don't initialize/free regmove_bb_head.
19399 (reg_is_remote_constant_p): If an insn is in the same basic block
19400 but not before INSN, consider it remote, too.
19402 2007-04-05 Anatoly Sokolov <aesok@post.ru>
19405 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
19406 DECL_ASSEMBLER_NAME, not the DECL_NAME.
19408 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
19410 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
19411 (CONDITIONAL_REGISTER_USAGE): Likewise.
19413 2007-04-04 Richard Henderson <rth@redhat.com>
19415 * config/alpha/lib1funcs.asm: Remove unused file.
19417 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
19420 * opts.c (print_specific_help): Fix --help=<language>
19422 (common_handle_option): Support --help=common.
19424 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
19427 * gcc.c (main): Do not run the linker if
19428 print_subprocess_help indicates that it shouldn't be
19431 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
19434 * doc/invoke.texi (--help=): Document <languages> value, fix
19435 formatting in tables of values.
19437 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
19439 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
19440 dllimport attribute of virtual methods.
19442 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
19444 * config/score/crti.asm: Change _bss_start to __bss_start.
19445 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
19446 (OUTGOING_REG_PARM_STACK_SPACE) update.
19447 * config/score/score.opt: add options to make backend support
19448 score5, score5u, score7 and score7d.
19449 * config/score/score.md: Likewise.
19450 * config/score/misc.md: Likewise.
19451 * config/score/mac.md: Likewise.
19452 * doc/invoke.texi: Likewise.
19453 * doc/md.texi: update constraints define.
19455 2007-04-03 Richard Henderson <rth@redhat.com>
19457 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
19458 an appropriate type, use the mode instead.
19460 2007-04-03 Richard Sandiford <richard@codesourcery.com>
19462 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
19463 Set the default --with-arch setting to mips2.
19464 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
19465 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
19466 (MULTILIB_OSDIRNAMES): Delete.
19467 (MULTILIB_DIRNAMES): Define.
19468 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
19469 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
19470 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
19471 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
19472 VXWORKS_OS_CPP_BUILTINS.
19473 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
19474 (MIPS_DEBUGGING_INFO): Undefine.
19475 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
19477 2007-04-03 Jakub Jelinek <jakub@redhat.com>
19479 PR middle-end/30704
19480 * fold-const.c (native_encode_real): Encode real.c provided longs
19481 as a series of 32-bit native integers.
19482 (native_interpret_real): Interpret buffer as a series of 32-bit
19485 2007-04-03 Richard Guenther <rguenther@suse.de>
19487 * genpreds.c (write_insn_constraint_len): Write function
19488 optimized for CONSTRAINT_LEN implementation.
19489 (write_tm_preds_h): Output insn_constraint_len inline and
19490 use it for CONSTRAINT_LEN.
19491 (write_insn_preds_c): Don't output insn_constraint_len.
19492 * doc/md.texi (define_register_constraint): Document multi-letter
19493 constraints shall have the same length if they start with the same
19496 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
19499 * config/i386/i386.md (isinf<mode>2): Expand only when
19500 TARGET_C99_FUNCTIONS is set.
19502 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
19504 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
19505 (x86_64-*-linux*): Ditto.
19506 * config/i386/i386.opt (mpc): New option.
19507 * config/i386/i386.c (overrride_options): Handle
19508 ix87_precision_string.
19509 * config/i386/crtprec.c: New file.
19510 * config/i386/t-crtpc: Ditto.
19511 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
19512 and -mpc80 options.
19513 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
19514 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
19515 crtprec32.o, crtprec64.o and crtprec80.o.
19517 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
19518 and -mpc80 options.
19519 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
19521 2007-04-02 Eric Christopher <echristo@apple.com>
19523 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
19524 limitations on darwin.
19526 2007-04-02 Anatoly Sokolov <aesok@post.ru>
19529 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
19531 2007-04-02 Dave Korn <dave.korn@artimi.com>
19533 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
19535 2007-04-02 Dave Korn <dave.korn@artimi.com>
19537 * libgcc2.h (exception_descriptor): Don't forward-declare.
19538 (__get_eh_table_language, __get_eh_table_version): Delete
19539 prototypes of long-dead functions.
19541 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
19543 * ebitmap.h: New file
19544 * ebitmap.c: New file
19545 * Makefile.in (ebitmap.o): New target.
19547 2007-04-01 Jan Hubicka <jh@suse.cz>
19549 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
19550 before very first instruction.
19552 2007-04-01 Jan Hubicka <jh@suse.cz>
19554 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
19555 waring on 64bit hosts.
19556 * bitmap.h: Fix typo in bitmap_head_def.
19558 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
19560 PR rtl-optimization/31391
19561 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
19562 into a DELETED_LABEL note, and the label is in an empty basic
19563 block, update BB_END as well as BB_HEAD.
19565 2007-04-01 Richard Henderson <rth@redhat.com>
19567 PR tree-optimization/31169
19568 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
19569 to varying if the range is outside [0, prec-1].
19571 2007-04-01 Richard Sandiford <richard@codesourcery.com>
19574 * config/mips/mips.md (load_const_gp): New insn.
19575 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
19576 the MIPS16 GP pseudo register if no_new_pseudos.
19577 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
19579 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
19582 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
19584 (call_value): Likewise.
19586 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
19587 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19590 * doc/invoke.texi: (optimization options): Reword description
19591 of -ffast-math. Document its primary purpose.
19593 2007-03-31 Richard Guenther <rguenther@suse.de>
19595 * omp-low.c (splay-tree.h): Include.
19596 (lookup_decl): Replace splay-tree usage by pointer-map.
19597 (maybe_lookup_decl): Likewise.
19598 (new_omp_context): Likewise.
19599 (delete_omp_context): Likewise.
19600 * gimplify.c (splay-tree.h): Include.
19601 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
19603 (remap_ssa_name): Likewise.
19604 (remap_decl): Likewise.
19605 (remap_type_1): Likewise.
19606 (remap_type): Likewise.
19607 (copy_body_r): Likewise.
19608 (expand_call_inline): Likewise.
19609 (clone_body): Likewise.
19610 (copy_tree_r): Likewise.
19611 (remap_save_expr): Likewise.
19612 (unsave_r): Likewise.
19613 (unsave_expr_now): Likewise.
19614 (tree_function_versioning): Likewise.
19615 (build_duplicate_type): Likewise.
19616 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
19617 (struct copy_body_data): Replace splay-tree by pointer-map.
19618 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
19619 not $(SPLAY_TREE_H).
19620 (gimplify.o): Depend on $(SPLAY_TREE_H).
19621 (omp-low.p): Likewise.
19623 2007-03-31 Anatoly Sokolov <aesok@post.ru>
19625 * config/avr/predicates.md (even_register_operand,
19626 odd_register_operand): New predicates.
19627 * config/avr/avr.md (movw peephole2): New.
19628 (movw_r peephole2): New.
19630 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
19632 * tree.h (get_signed_or_unsigned_type): New.
19633 * fold-const.c (operand_equal_for_comparison_p): Use
19634 get_signed_or_unsigned_type instead of
19635 lang_hooks.types.signed_or_unsigned_type.
19636 * expr.c (store_expr): Ditto.
19637 * langhooks.c (get_signed_or_unsigned_type): New.
19638 (lhd_signed_or_unsigned_type): New.
19639 * langhooks.h (lhd_signed_or_unsigned_type): New.
19640 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
19642 2007-03-30 Richard Henderson <rth@redhat.com>
19644 * tree-ssa-loop-ivopts.c: Include target.h.
19645 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
19646 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
19647 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
19648 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
19650 2007-03-30 Richard Henderson <rth@redhat.com>
19651 Kai Tietz <kai.tietz@onevision.com>
19653 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
19654 default for 64-bit.
19655 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
19656 (TARGET_64BIT_MS_ABI): New.
19657 (DBX_REGISTER_NUMBER): Handle 64-bit.
19658 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
19659 (LONG_TYPE_SIZE): Force to 32.
19660 (REG_PARM_STACK_SPACE): New.
19661 (OUTGOING_REG_PARM_STACK_SPACE): New.
19662 (REGPARM_MAX, SSE_REGPARM_MAX): New.
19663 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
19664 (STACK_BOUNDARY): Use 128 for 64-bit.
19665 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
19666 Add 64-bit implementation.
19667 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
19669 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
19670 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
19671 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
19672 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
19673 (ix86_handle_cconv_attribute): Don't warn when ignoring if
19674 TARGET_64BIT_MS_ABI.
19675 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
19676 (ix86_pass_by_reference): Likewise.
19677 (ix86_function_value_regno_p): Likewise.
19678 (ix86_build_builtin_va_list): Likewise.
19679 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
19680 (function_arg_advance_ms_64): New.
19681 (function_arg_advance): Call it.
19682 (function_arg_ms_64): New.
19683 (function_arg): Call it.
19684 (function_value_ms_64): New.
19685 (ix86_function_value_1): Call it.
19686 (return_in_memory_ms_64): New.
19687 (ix86_return_in_memory): Call it.
19688 (setup_incoming_varargs_ms_64): New.
19689 (ix86_setup_incoming_varargs): Call it.
19690 (ix86_expand_prologue): Handle 64-bit stack probing.
19691 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
19692 (output_pic_addr_const): Likewise.
19693 (x86_this_parameter): Likewise.
19694 (x86_output_mi_thunk): Likewise.
19695 (x86_function_profiler): Likewise.
19696 (TARGET_STRICT_ARGUMENT_NAMING): New.
19697 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
19698 (TARGET_64BIT_MS_ABI): New.
19699 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
19700 * config/i386/i386.md (allocate_stack_worker): Remove.
19701 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
19702 describe the clobber of eax without a match_scratch.
19703 (allocate_stack_worker_postreload): Remove.
19704 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
19705 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
19706 (allocate_stack_worker_rex64_postreload): Remove.
19707 (allocate_stack): Handle 64-bit.
19708 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
19709 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
19710 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
19711 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
19712 (STANDARD_STARTFILE_PREFIX_1): Likewise.
19713 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
19714 * config.build (x86_64-*-mingw*): New host.
19715 * config.host (x86_64-*-mingw*): New host.
19716 * config.gcc (x86_64-*-mingw*): New target.
19717 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
19719 2007-03-30 Richard Henderson <rth@redhat.com>
19720 Kai Tietz <kai.tietz@onevision.com>
19722 * c-pragma.c (struct def_pragma_macro_value): New.
19723 (struct def_pragma_macro): New.
19724 (pushed_macro_table): New.
19725 (dpm_hash, dpm_eq): New.
19726 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
19727 (init_pragma): Install them.
19728 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
19730 2007-03-30 Anatoly Sokolov <aesok@post.ru>
19732 * config/avr/avr.c (avr_override_options): Clear
19733 'flag_delete_null_pointer_checks'.
19735 2007-03-30 Paolo Carlini <pcarlini@suse.de>
19738 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
19739 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
19740 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
19741 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
19742 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
19743 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
19744 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
19746 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
19748 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
19750 * regmove.c: Move all of pass_stack_adjustments from here...
19751 * combine-stack-adj.c: ...to this new file.
19752 * Makefile.in: Add rules for combine-stack-adj.o.
19754 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
19756 PR tree-optimization/31383
19757 * tree-data-ref.c (affine_function_equal_p): Do not require the
19758 vectors to have the same length.
19760 2007-03-30 Jan Hubicka <jh@suse.cz>
19762 PR middle-end/30700
19763 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
19764 availablility; add more sanity checking; ask varpool only about
19767 2007-03-29 Richard Henderson <rth@redhat.com>
19769 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
19770 to decide, but __SIZEOF_LONG_LONG__.
19772 2007-03-29 Richard Henderson <rth@redhat.com>
19774 * emutls.c (struct __emutls_array): New.
19775 (emutls_destroy): Use it instead of casting element 0 from void*.
19776 (__emutls_get_address): Likewise.
19778 2007-03-29 Richard Henderson <rth@redhat.com>
19780 * varasm.c (initializer_constant_valid_p): Don't deny
19781 DECL_DLLIMPORT_P on functions.
19783 * config/i386/cygming.h: Remove function declarations.
19784 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
19785 (ASM_OUTPUT_LABELREF): Remove.
19786 (COMMON_ASM_OP): Remove.
19787 (ASM_OUTPUT_COMMON): Remove.
19788 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
19789 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
19790 (ASM_DECLARE_FUNCTION_NAME): Likewise.
19791 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
19792 Rename from TARGET_ENCODE_SECTION_INFO.
19793 * config/i386/netware.h: Likewise.
19794 * config/i386/i386-protos.h: Update.
19795 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
19796 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
19797 (legitimate_constant_p): Reject dllimports.
19798 (dllimport_map, get_dllimport_decl): New.
19799 (legitimize_dllimport_symbol): New.
19800 (legitimize_address, ix86_expand_move): Use it.
19801 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
19802 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
19803 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
19804 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
19805 * config/i386/predicates.md (constant_call_address_operand): Only
19806 accept symbols; reject dllimport_p symbols.
19807 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
19808 i386_pe_maybe_record_exported_symbol.
19809 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
19810 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
19811 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
19812 trust the setting of DECL_DLLIMPORT_P.
19813 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
19814 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
19815 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
19816 tidy the argument scanning loop.
19817 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
19818 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
19819 (i386_pe_strip_name_encoding): Remove.
19820 (i386_pe_binds_local_p): New.
19821 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
19822 (i386_pe_output_labelref): Remove.
19823 (i386_pe_asm_output_aligned_decl_common): New.
19824 (i386_pe_maybe_record_exported_symbol): Rename from
19825 i386_pe_record_exported_symbol; check for dllexported symbols.
19827 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
19829 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
19830 add comment explaining why vsnprintf cannot be used.
19832 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
19834 PR tree-optimization/30666
19835 * tree.c (build_complex_type): When creating type names for DWARF2
19836 debug info, create TYPE_DECLs for TYPE_NAME instead of
19838 (build_common_tree_nodes_2): Use build_complex_type when building
19839 predefined complex types, to preserve canonical types.
19841 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
19843 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
19844 (noce_get_alt_condition): Look at it to determine whether to
19845 reverse the condition or not.
19846 (noce_get_condition): Substitute the truth for lies.
19847 (noce_find_if_block): Set the then_else_reversed field.
19849 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
19851 * config/fr30/fr30.md (movdi): Do not accept immediates as the
19852 destination of this insn.
19853 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
19854 than calling gen_rtx_SET directly. Use r0 to hold the value of
19855 'address + 4' rather than a stack based temporary which can be
19856 mis-optimized away.
19858 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
19860 * config/s390/s390.c (s390_secondary_input_reload_class,
19861 s390_secondary_output_reload_class): Functions removed.
19862 (s390_secondary_reload): New function.
19863 (TARGET_SECONDARY_RELOAD): Target macro defined.
19864 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
19865 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
19866 * config/s390/s390.md ("reload_outti", "reload_outdi",
19867 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
19868 "reload_out<mode>"): Expanders removed.
19869 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
19870 "reload<mode>_nonoffmem_out"): Expanders added.
19872 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
19874 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
19875 action if SRC->DEST replacement failed anyway.
19877 2007-03-28 Mike Stump <mrs@apple.com>
19879 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
19880 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
19881 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
19883 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19885 * config.gcc: Accept barcelona as a variant of amdfam10.
19886 * config/i386/i386.c (override_options): Likewise.
19887 * doc/invoke.texi: Likewise.
19889 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
19891 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
19892 offsets for BIT_FIELD_REF and COMPONENT_REF.
19894 2007-03-28 Richard Guenther <rguenther@suse.de>
19896 * tree.c (is_global_var): Move ...
19897 * tree-flow-inline.h (is_global_var): ... here.
19898 * tree.h (is_global_var): Remove declaration.
19900 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
19902 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
19904 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
19905 * config/i386/i386.c (ix86_tune_features): Initialize new
19907 * config/i386/predicates.md (promotable_binary_operator): Use
19908 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
19910 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
19913 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
19915 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
19917 * config/fr30/fr30.md (movsi_internal): Change destination
19918 constraint from m to V and add m to the end.
19920 2007-03-28 Christian Bruel <christian.bruel@st.com>
19922 * config/sh/sh.md (movsi_i): Fix type attribute.
19924 2007-03-28 Christian Bruel <christian.bruel@st.com>
19926 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
19927 (movsf_ie): Likewise.
19929 2007-03-28 Christian Bruel <christian.bruel@st.com>
19931 * config.gcc: Add sh4-300 to multilib.
19932 * config/sh/t-mlib-sh4-300: New file.
19934 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
19936 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
19937 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
19938 fix_trunc<mode>di2.
19939 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
19940 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
19941 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
19942 "fixuns_trunctddi2"): Whitespace fix.
19944 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
19946 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
19947 the definition of struct sh_args.
19948 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
19949 CALL_COOKIE_INT_REG_GET): Likewise.
19951 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
19953 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
19954 transformations are applied successfully.
19956 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
19958 * tree.c (tree_contains_struct): Permit 512 tree codes.
19959 * tree.h (tree_contains_struct): Ditto.
19960 (MAX_TREE_CODES): Ditto.
19961 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
19962 SPARE member to store remaining padding bits.
19964 2007-03-27 Anatoly Sokolov <aesok@post.ru>
19966 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
19969 2007-03-27 Janis Johnson <janis187@us.ibm.com>
19971 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
19972 * configure: Regenerate.
19974 * configure: Regenerate using the correct version of autoconf.
19976 2007-03-27 Anatoly Sokolov <aesok@post.ru>
19978 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
19980 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
19981 regs to "__SP_L__" and "__SP_H__".
19983 2007-03-27 Richard Guenther <rguenther@suse.de>
19985 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
19986 computations with it with a HOST_WIDE_INT variable.
19988 2007-03-26 Mike Stump <mrs@apple.com>
19990 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
19991 objective-c-header, objective-c++-header and objc++-cpp-output
19993 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
19995 2007-03-26 Richard Henderson <rth@redhat.com>
19998 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
19999 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
20000 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
20001 IX86_BUILTIN_PSRLQ128): New.
20002 (ix86_init_mmx_sse_builtins): Add them.
20003 (ix86_expand_builtin): Expand them.
20004 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
20005 operand 2 be TImode.
20006 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
20007 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
20008 _mm_srli_epi64): Mark __B const.
20009 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
20010 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
20011 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
20012 new two-vector shift builtins.
20014 2007-03-26 Ian Lance Taylor <iant@google.com>
20016 PR tree-optimization/31345
20017 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
20018 [+INF, +INF(OVF)] into VARYING.
20020 2007-03-26 Zack Weinberg <zackw@panix.com>
20022 * gengtype-parse.c: New file.
20023 * gengtype-yacc.y: Delete.
20024 * gengtype-lex.l: Don't include gengtype-yacc.h.
20025 Define YY_DECL and yyterminate appropriately for recursive
20026 descent parser. yylval is now a string out-parameter to yylex.
20027 (HWS, EOID): New shorthand.
20028 (IWORD): Add a couple more types.
20029 (yylex): Add a setup stanza. Remove the complex rules for
20030 detecting GTY'ed types and typedefs; replace with simple
20031 keyword detectors. Adjust everything for the changed
20032 definition of yylval. Ignore all pp-directives, not just #define.
20034 (parse_file): Rename yybegin; do not call yyparse.
20036 * gengtype.c (xasprintf): Export again.
20037 (this_file): New. Use everywhere __FILE__ was being used.
20038 (get_lang_bitmap): Special case types defined in gengtype.c.
20039 (do_typedef, new_structure): Suppress definition of certain types.
20040 (new_structure): Improve diagnostics of duplicate definitions.
20041 Make sure location_s is associated with input.h.
20042 (nreverse_pairs, define_location_structures): New functions.
20043 (main): Improve tagging of kludge types. Remove old kludges
20044 for input.h types; use define_location_structures.
20045 * gengtype.h: Update prototypes. Define token codes here.
20046 * Makefile.in: Remove all references to gengtype-yacc.
20047 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
20049 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
20050 add GTY((skip)) to the field that's only conditionally there.
20051 * doc/install.texi: Document that Bison is no longer required
20052 unless building treelang.
20054 * gengtype.c: Don't include gtyp-gen.h.
20055 (srcdir): Declare here.
20056 (base_files, lang_dir_names): Allocate dynamically.
20057 (gt_files, num_gt_files, num_lang_dirs): New globals.
20058 (measure_input_list, read_input_line, read_input_list)
20059 (set_lang_bitmap): New functions.
20060 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
20061 simplify, relying on read_input_list to set up the bitmaps.
20062 (main): Arguments are no longer unused. Check for correct number
20063 of command line arguments, set srcdir and srcdir_len, then call
20064 read_input_list, before doing anything else. No need to worry
20065 about duplicates in main loop.
20066 * configure.ac: Simplify the calculation of all_gtfiles.
20067 Put language tags in there. Don't set or substitute
20068 all_gtfiles_files_langs or all_gtfiles_files_frags.
20069 * Makefile.in: Revamp the way gengtype is invoked, now that it
20070 takes a file on its command line with a much simpler format.
20071 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
20072 (GTFILES): Remove duplicates and C source files.
20073 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
20074 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
20075 * configure: Regenerate.
20077 * gengtype.h: Remove all type definitions to gengtype.c; leave
20078 only definitions of options_p, type_p, and pair_p as opaque
20079 pointers. Update prototypes.
20080 * gengtype.c: Many type definitions moved here from gengtype.h.
20081 Consolidate type definitions at the top of the file.
20082 (xvasprintf): Delete.
20083 (xasprintf): Make static.
20084 (create_nested_pointer_option): Add 'next' parameter.
20085 (create_field_all, create_field_at): New functions.
20086 (create_field): Now a thin wrapper around create_field_all.
20087 (create_optional_field): Rename create_optional_field_ and add
20088 line argument. Original name is now a macro which supplies
20090 (oprintf): Use vsnprintf directly.
20091 (close_output_files): Use fatal rather than perror/exit.
20092 (note_def_vec, note_def_vec_alloc): Use create_field_at.
20093 (main): Set progname. Don't use exit.
20094 * gengtype-yacc.y (struct_fields): Use create_field_at.
20095 (option, optionseqopt): Delete.
20096 (optionseq): Consolidate productions from option here so we
20097 can use the first argument to create_option.
20099 * gengtype-lex.l: Distinguish unions from structures in the
20100 token type. Don't call find_structure; return the tag as a string.
20101 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
20102 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
20103 string. Reorganize typedef_struct production accordingly.
20104 Use create_nested_ptr_option.
20105 * gengtype.c (create_nested_ptr_option): New function.
20106 * gengtype.h: Declare it.
20108 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
20109 (string_type): Don't declare.
20110 (do_scalar_typedef): Declare.
20111 (create_scalar_type): Update prototype.
20112 * gengtype.c (string_type): Make static.
20113 (scalar_nonchar, scalar_char): New.
20114 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
20115 (resolve_typedef): Use scalar_nonchar for error recovery.
20116 (create_scalar_type): Remove name_len field. Return scalar_char
20117 or scalar_nonchar as appropriate.
20118 (adjust_field_type): Look at scalar_is_char boolean to decide whether
20119 to use string_type.
20120 (throughout): Use scalar_nonchar instead of calling
20121 create_scalar_type, whenever possible.
20122 (main): Initialize scalar_char and scalar_nonchar before calling
20124 * gengtype-lex.l: Adjust for removal of second argument to
20125 create_scalar_type. Use yylval.s instead of yylval.t when
20127 * gengtype-yacc.y: Type of SCALAR is string. Call
20128 create_scalar_type from type:SCALAR rule. Adjust for removal of
20129 second argument to create_scalar_type.
20131 * vec.h: Remove all #if IN_GENGTYPE blocks.
20132 Add comment saying that changes may require adjustments to gengtype.
20133 * gengtype.c: Don't include coretypes.h or tm.h.
20134 Add comment to inclusion of errors.h.
20135 (note_def_vec, note_def_vec_alloc): New functions.
20136 * gengtype.h: Declare new functions.
20137 * gengtype-lex.l: Don't include coretypes.h.
20138 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
20140 (update_lineno): Remove unnecessary prototype.
20141 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
20142 (VEC rule): Just return VEC_TOKEN.
20143 * gengtype-yacc.y (VEC_TOKEN): New token type.
20144 (type): Add a production for VEC(a,b).
20145 * Makefile.in: Update dependencies.
20147 * gengtype-lex.l: Remove rules for parsing pointer-to-function
20148 typedefs that use the old PARAMS macro.
20150 * gengtype-lex.l: Remove all rules and states relating to yacc
20152 * gengtype-yacc.y: Similarly.
20153 * gengtype.c (note_yacc_type): Delete function.
20154 * gengtype.h: Update prototypes.
20156 2007-03-26 Joseph Myers <joseph@codesourcery.com>
20158 * tree-pretty-print.c (dump_generic_node): Report precision of
20159 unnamed integer types.
20161 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
20163 * ifcvt.c (noce_try_store_flag_constants): Don't check
20164 no_new_pseudos here.
20165 (noce_try_store_flag_constants): Don't check no_new_pseudos.
20166 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
20167 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
20168 noce_try_sign_mask): Likewise.
20169 (if_convert): Check no_new_pseudos here.
20171 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
20173 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
20174 (noce_get_condition): Handle new then_else_reversed argument.
20175 (noce_init_if_info): Remove, fold into noce_find_if_block.
20176 (noce_process_if_block): Take a struct noce_if_info as the
20177 argument. Don't set up one based on ce_if_info. Update pointer
20178 references accordingly.
20179 (cond_move_process_if_block): Likewise.
20180 (process_if_block): Removed.
20181 (find_if_block): Removed. Move functionality two new functions,
20182 noce_find_if_block and cond_exec_find_if_block.
20183 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
20184 blocks and the symmetric IF-ELSE-JOIN case.
20185 (cond_exec_find_if_block): Also new function mostly based on old
20186 find_if_block and process_if_block.
20187 (find_if_header): Replace find_if_block call with separately
20188 guarded calls to noce_find_if_block and cond_exec_find_if_block.
20189 (find_cond_trap): Update noce_get_condition call.
20190 (dead_or_predicable): Likewise.
20192 2007-03-26 Jakub Jelinek <jakub@redhat.com>
20194 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
20196 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
20197 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
20198 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
20199 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
20200 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
20201 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
20202 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
20203 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
20204 __builtin_ia32_psrad128 builtins.
20206 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
20208 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
20209 * config/i386/constraints.md
20210 (define_constraint "I"): Use IN_RANGE macro.
20211 (define_constraint "J"): Ditto.
20212 (define_constraint "K"): Ditto.
20213 (define_constraint "M"): Ditto.
20214 (define_constraint "N"): Ditto.
20215 (define_constraint "O"): Ditto.
20216 * config/i386/predicates.md
20217 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
20218 (define_predicate "const_0_to_3_operand"): Ditto.
20219 (define_predicate "const_0_to_7_operand"): Ditto.
20220 (define_predicate "const_0_to_15_operand"): Ditto.
20221 (define_predicate "const_0_to_63_operand"): Ditto.
20222 (define_predicate "const_0_to_255_operand"): Ditto.
20223 (define_predicate "const_1_to_31_operand"): Ditto.
20224 (define_predicate "const_2_to_3_operand"): Ditto.
20225 (define_predicate "const_4_to_7_operand"): Ditto.
20227 2007-03-25 David Edelsohn <edelsohn@gnu.org>
20229 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
20230 in SImode for save_world.
20231 * config/rs6000/altivec.md (save_world, restore_world): Convert to
20234 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
20236 PR tree-optimization/30784
20237 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
20240 2007-03-25 Revital Eres <eres@il.ibm.com>
20242 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
20243 Fold movement_possibility function into it.
20245 2007-03-25 David Edelsohn <edelsohn@gnu.org>
20247 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
20248 (load_macho_picbase_{si,di}): Convert to LR hard reg.
20249 (call_indirect_nonlocal_darwin64): Same.
20250 (call_nonlocal_darwin64): Same.
20251 (call_value_indirect_nonlocal_darwin64): Same.
20252 (call_value_nonlocal_darwin64): Same.
20253 (sibcall_nonlocal_darwin64): Same.
20254 (sibcall_value_nonlocal_darwin64): Same.
20255 (sibcall_symbolic_64): Same.
20256 (sibcall_value_symbolic_64): Same.
20257 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
20259 (rs6000_emit_load_toc_table): Same.
20260 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
20261 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
20263 (divss_call): Same.
20264 (divus_call): Same.
20265 (quoss_call): Same.
20266 (quous_call): Same.
20267 (load_toc_v4_pic_si): Same
20268 (load_toc_v4_PIC_1): Same.
20269 (load_toc_v4_PIC_1b): Same.
20270 (call_indirect_aix{32,64}): Same.
20271 (call_value_indirect_aix{32,64}): Same.
20273 (call_value): Same.
20274 (call_local{32,64}): Same.
20275 (call_value_local{32,64}): Same.
20276 (call_indirect_nonlocal_aix{32,64}): Same.
20277 (call_nonlocal_aix{32,64}): Same.
20278 (call_value_indirect_nonlocal_aix{32,64}): Same.
20279 (call_value_nonlocal_aix{32,64}): Same.
20280 (call_indirect_nonlocal_sysv<mode>): Same.
20281 (call_nonlocal_sysv<mode>): Same.
20282 (call_value_indirect_nonlocal_sysv<mode>): Same.
20283 (call_value_nonlocal_sysv<mode>): Same.
20285 (sibcall_local{32,64}): Same.
20286 (sibcall_value_local{32,64}): Same.
20287 (sibcall_nonlocal_aix{32,64}): Same.
20288 (sibcall_value_nonlocal_aix{32,64}): Same.
20289 (sibcall_nonlocal_sysv<mode>): Same.
20290 (sibcall_value): Same.
20291 (sibcall_value_nonlocal_sysv<mode>): Same.
20293 2007-03-24 Paul Brook <paul@codesourcery.com>
20295 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
20296 * config/arm/linux-eabi.h: Remove legacy syscall hack.
20298 2007-03-24 Richard Henderson <rth@redhat.com>
20300 * config/ia64/constraints.md: New file.
20301 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
20302 satisfies_constraint_?.
20303 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
20304 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
20305 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
20306 ia64_output_mi_thunk): Likewise.
20307 (ia64_const_ok_for_letter_p): Remove.
20308 (ia64_const_double_ok_for_letter_p): Remove.
20309 (ia64_extra_constraint): Remove.
20310 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
20311 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
20312 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
20313 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
20314 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
20315 EXTRA_MEMORY_CONSTRAINT): Remove.
20316 * config/ia64/ia64.md: Include constriants.md. Replace
20317 CONST_OK_FOR_? with satisfies_constraint_?.
20319 2007-03-23 Michael Meissner <michael.meissner@amd.com>
20320 H.J. Lu <hongjiu.lu@intel.com>
20322 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
20324 (name macros): Use DPD_BID_NAME to convert names properly.
20326 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
20327 decimal floating point format.
20328 (init_floating_libfuncs): Change decimal functions so that they
20329 have a "bid_" prefix if the decimal system uses the BID format,
20330 and "dpd_" prefix if the decimal system uses the DPD format.
20331 (init_interclass_conv_libfuncs): Ditto.
20332 (init_intraclass_conv_libfuncs): Ditto.
20334 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
20335 using the BID format.
20337 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
20338 whether we are using the BID decimal format.
20339 * configure: Regenerate.
20341 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
20342 the compiler has decimal floating point enabled. Define
20343 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
20346 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
20347 using the BID format.
20349 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
20350 whether we are using the BID decimal format.
20351 * configure: Regenerate.
20353 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
20354 the compiler has decimal floating point enabled. Define
20355 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
20358 * doc/install.texi (--enable-decimal-float): Document BID and DPD
20359 options, and that it is enabled for i386/x86_64 systems.
20361 * Makefile.in (enable_decimal_float): New.
20363 (DECNUMINC): Add -I$(DECNUMFMT).
20364 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
20365 to $(DECNUMFMT) from $(DECNUM).
20367 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
20368 Substitute enable_decimal_float.
20369 * configure: Regenerated.
20372 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
20375 * configure.ac: Enable decimal float for x86_64-*-linux*.
20376 * configure: Regenerated.
20379 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
20380 decimal128ClearSign to flip and clear the sign bit in decimal128.
20381 (decimal_real_maxval): Set decimal128SetSign to set the sign
20384 2007-03-23 Ian Lance Taylor <iant@google.com>
20386 * fold-const.c (fold_binary): Correct warning for X - c >= X.
20388 2007-03-23 Ian Lance Taylor <iant@google.com>
20390 * tree-dump.c (dump_files): Correct comment.
20392 2007-03-23 Ian Lance Taylor <iant@google.com>
20394 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
20396 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
20398 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
20399 in cfglayout mode. Don't go into and out of cfglayout mode.
20400 Link the blocks in the order of the constructed traces.
20401 (rest_of_handle_tracer): Adjust call to tracer.
20402 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
20403 Don't go into cfglayout mode.
20404 (rtl_loop_done): Don't go out of cfglayout mode.
20405 * cfglayout.c (relink_block_chain): New function, split out from...
20406 (fixup_reorder_chain): ...here. Remove redundant checking.
20407 (cfg_layout_finalize): Don't clear the header, footer, and aux
20408 fields here, move the code to do so to relink_block_chain. Likewise
20409 for free_original_copy_tables.
20410 * rtl.h (tracer): Update prototype.
20411 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
20412 Assert we are in cfglayout mode. Don't go into and out of cfglayout
20413 mode. Use relink_block_chain to serialize the CFG according to the
20414 new basic block order. Move targetm.cannot_modify_jumps_p check from
20416 (gate_handle_reorder_blocks): ...to here.
20417 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
20419 (gate_duplicate_computed_gotos): ...to here.
20420 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
20421 something always changes when going into and out of cfglayout mode.
20422 Perform an expensive cfg cleanup while going into cfglayout mode.
20423 Always update liveness information on HAVE_conditional_execution
20424 targets. Reserialize the basic blocks and go out of cfglayout mode.
20425 * reg-stack.c: Include cfglayout.h.
20426 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
20427 the call to reorder_basic_blocks.
20428 * basic-block.h (reorder_basic_blocks): Update prototype.
20429 (relink_block_chain): New prototype.
20430 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
20432 2007-03-23 Joseph Myers <joseph@codesourcery.com>
20434 * config/mips/mips.md (type, hazard, *movdi_32bit,
20435 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
20436 *movhi_internal, *movqi_internal, *movsf_hardfloat,
20437 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
20438 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
20439 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
20441 (movcc): Change first xfer to multi.
20442 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
20443 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
20444 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
20445 config/mips/generic.md: Change reservations using "xfer" to use
20447 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
20448 using match_operand.
20449 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
20450 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
20452 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
20454 2007-03-22 Richard Henderson <rth@redhat.com>
20456 * config/i386/i386.c: Remove unnecessary function declarations.
20457 Move targetm definition, and all related macros, to the end of
20458 the file. Resort some functions to put definitions before uses.
20459 (ix86_attribute_table): Make static. Move to end of file.
20460 (ix86_gimplify_va_arg): Make static.
20462 2007-03-22 Richard Henderson <rth@redhat.com>
20464 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
20465 don't increase local_regparm with force_align_arg_pointer check.
20466 (ix86_function_sseregparm): Assert 32-bit.
20467 (type_has_variadic_args_p): New.
20468 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
20469 type_has_variadic_args_p.
20470 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
20471 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
20472 use memset instead. Do maybe_vaarg check first; skip attribute
20473 tests if true; skip attribute tests for 64-bit.
20474 (construct_container): Remove TARGET_DEBUG_ARG.
20475 (function_arg_advance_32, function_arg_advance_64): Split out ...
20476 (function_arg_advance): ... from here.
20477 (function_arg_32, function_arg_64): Split out ...
20478 (function_arg): ... from here.
20479 (ix86_pass_by_reference): Tidy.
20480 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
20481 (function_value_32): New, from parts of ix86_function_value
20482 and ix86_value_regno.
20483 (function_value_64): New, from parts of ix86_function_value
20484 and ix86_libcall_value.
20485 (ix86_function_value_1): New.
20486 (ix86_function_value, ix86_libcall_value): Use it.
20487 (return_in_memory_32, return_in_memory_64): Split out ...
20488 (ix86_return_in_memory): ... from here.
20489 (ix86_struct_value_rtx): Skip for 64-bit.
20490 (ix86_libcall_value, ix86_value_regno): Remove.
20491 (setup_incoming_varargs_64): Split out ...
20492 (ix86_setup_incoming_varargs): ... from here.
20493 (ix86_va_start): Remove TARGET_DEBUG_ARG.
20494 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
20495 * config/i386/i386-protos.h (ix86_function_value): Remove.
20496 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
20498 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20501 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
20502 infinities not supported, otherwise emit warning if -Woverflow. On
20503 underflow, emit warning if -Woverflow.
20504 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
20506 * real.h (real_from_string): Update declaration
20508 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
20509 Richard Henderson <rth@redhat.com>
20511 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
20512 * calls.c (compute_argument_block_size, expand_call,
20513 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
20514 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
20515 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
20516 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
20517 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
20518 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
20519 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
20520 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
20523 2007-03-22 Joseph Myers <joseph@codesourcery.com>
20525 * c-incpath.c (add_sysroot_to_chain): New.
20526 (merge_include_chains): Add sysroot argument. Call
20527 add_sysroot_to_chain if sysrooted.
20528 (register_include_chains): Update call to merge_include_chains.
20529 * doc/cppopts.texi: Document use of '=' in include directory
20532 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
20534 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
20535 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
20536 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
20537 insn pattern using X87MODEF12 mode macro.
20539 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
20541 * regmove.c (regmove_optimize): Use reg_mentioned_p
20542 instead of reg_overlap_mentioned_p for DST.
20544 2007-03-21 Mike Stump <mrs@apple.com>
20546 * c.opt: Fixup for Objective-C/C++.
20548 2007-03-21 Steve Ellcey <sje@cup.hp.com>
20550 * explow.c (convert_memory_address): Fold memory reference when
20551 POINTERS_EXTEND_UNSIGNED < 0
20553 2007-03-21 Richard Henderson <rth@redhat.com>
20556 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
20557 * config/i386/mmintrin.h (__m64): Likewise.
20558 * config/i386/xmmintrin.h (__m128): Likewise.
20560 2007-03-21 Richard Sandiford <richard@codesourcery.com>
20562 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
20563 (VXWORKS_OS_CPP_BUILTINS): Define.
20564 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
20565 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
20567 2007-03-21 Richard Sandiford <richard@codesourcery.com>
20569 * rtl.h (constant_pool_reference_p): Delete.
20570 (find_constant_src): Declare.
20571 * rtlanal.c (find_constant_src): New function.
20572 * simplify-rtx.c (constant_pool_reference_p): Delete.
20573 * config/i386/i386.md: Use find_constant_src instead of
20574 constant_pool_reference_p/avoid_constant_pool_reference pairs.
20576 2007-03-21 Richard Sandiford <richard@codesourcery.com>
20578 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
20579 * c-cppbuiltin.c (c_cpp_builtins): Define them.
20581 2007-03-20 Mark Mitchell <mark@codesourcery.com>
20583 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
20584 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
20585 (arm_elf_asm_constructor): Use it.
20586 (arm_elf_asm_destructor): New function.
20588 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
20590 * jump.c (mark_jump_label): Treat SEQUENCE specially.
20592 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
20594 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
20596 2007-03-19 Andrew Haley <aph@redhat.com>
20598 PR tree-optimization/31264
20599 * tree-vrp.c (register_edge_assert_for_1): Don't look though
20600 VIEW_CONVERT_EXPRs.
20602 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
20604 PR rtl-optimization/30907
20605 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
20606 (fwprop_init): Always call loop_optimizer_initialize.
20607 (fwprop_done): Always call loop_optimizer_finalize.
20608 (fwprop): We always have loop info now.
20609 (gate_fwprop_addr): Remove.
20610 (pass_fwprop_addr): Use gate_fwprop as gate.
20612 PR rtl-optimization/30841
20613 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
20614 df_chain_alloc): Call df_reorganize_refs unconditionally.
20615 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
20616 refs_organized to refs_organized_size.
20617 (df_ref_create_structure): Use refs_organized_size instead of
20618 bitmap_size if refs had been organized, and keep refs_organized_size
20620 * df.h (struct df_ref_info): Change refs_organized to
20621 refs_organized_size.
20622 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
20625 2007-03-19 Mark Mitchell <mark@codesourcery.com>
20627 * except.c (output_function_exception_table): Do not reference the
20628 EH personality routine for functions that do not require an
20631 2007-03-20 Jakub Jelinek <jakub@redhat.com>
20634 * c-typeck.c (convert_for_assignment): Call comptypes for
20635 RECORD_TYPE or UNION_TYPE.
20637 PR inline-asm/30505
20638 * reload1.c (reload): Do invalid ASM checking after
20639 cleanup_subreg_operands.
20641 2007-03-19 Jeff Law <law@redhat.com>
20643 * tree-cfg.c (find_taken_edge): Tighten conditions for
20644 optimizing computed gotos.
20646 2007-03-19 Michael Matz <matz@suse.de>
20648 * builtins.c (expand_builtin_sync_operation,
20649 expand_builtin_compare_and_swap,
20650 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
20653 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
20654 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
20657 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20659 * doc/tm.texi: Add brackets around the return type of
20660 TARGET_SECONDARY_RELOAD.
20662 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
20663 Richard Guenther <rguenther@suse.de>
20665 PR tree-optimization/31254
20666 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
20667 Use handled_component_p () where appropriate. Continue
20668 propagating into the rhs if we propagated into an INDIRECT_REF
20671 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20673 * config/s390/s390.md (op_type attribute): RRR instruction type added.
20674 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
20675 (xde, xdee): Mode attributes adjusted to support DFP modes.
20676 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
20677 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
20678 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
20679 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
20680 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
20681 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
20682 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
20684 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
20685 "movsf"): Insn definitions removed.
20686 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
20687 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
20688 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
20690 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
20691 "reload_in<mode>", "reload_out<mode>"): Expander added.
20692 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
20695 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20697 * config/s390/s390.md: Only non-functional changes. Renamed
20698 FPR mode macro to BFP all over the file.
20700 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20702 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
20703 (op_type attribute): RRF instruction type added.
20704 (fT0): New mode attribute.
20705 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
20706 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
20707 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
20708 instruction no secondary memory is needed when moving DFmode values
20709 between GPRs and FPRs.
20711 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20713 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
20714 inverted and documentation adjusted.
20715 ("mhard-dfp", "msoft-dfp"): New options.
20716 * config/s390/s390.c (s390_handle_arch_option): New architecture
20718 (override_options): Sanity checks for the new options added.
20719 * config.gcc: New architecture switch: z9-ec.
20720 * config/s390/s390.h (processor_flags): PF_DFP added.
20721 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
20722 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
20723 when the bit is NOT set so remove it from the defaults.
20725 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20727 * genemit.c (main): Print include statement for dfp.h.
20728 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
20731 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
20733 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
20735 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
20738 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
20739 instead of PATTERN.
20741 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20743 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
20744 attr_length_call, output_call, output_indirect_call): Cleanup
20745 formatting of targetm calls.
20747 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
20749 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
20751 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20753 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
20754 reservation, bypass and anti-bypass descriptions for these
20755 instructions. Update move patterns.
20756 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
20759 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
20761 * tree-vect-transform.c (get_initial_def_for_induction): Replace
20762 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
20763 (get_initial_def_for_reduction): Likewise.
20765 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
20767 Fix PR tree-optimization/29922
20768 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
20769 (get_representative): Removed.
20770 (value_dies_in_block_x): Update for rvuse removal.
20771 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
20772 (compute_antic_aux): Handle when PHI nodes appear in
20773 non-single-successors.
20774 (dump_bitmap_of_names): Removed.
20775 (compute_antic_safe): Renamed and removed rvuse calculation.
20776 Calculate only antic safe.
20777 (insert_into_preds_of_block): Remove assert.
20778 (execute_pre): Update for renamed functions.
20779 (defer_or_phi_translate_block): New function.
20781 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
20783 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
20784 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
20786 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
20787 Follow spelling conventions.
20789 * tree-data-ref.h: Remove the prototype for analyze_array.
20791 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
20793 PR tree-optimization/31041
20794 * tree-vect-transform.c (get_initial_def_for_induction): Call
20795 force_gimple_operand.
20797 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
20799 * ipa-type-escape.c (look_for_casts) : Revert code to use
20800 handled_component_p due to ada test a-numaux.adb.
20802 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
20804 * final.c (final_scan_insn): Alter the condition of a
20805 conditional trap if we have nonstandard CC.
20807 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
20809 * configure.ac: Remove excess quoting from asm line 0 test.
20810 * configure: Rebuilt.
20812 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20814 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
20815 * c-common.c (convert_and_check): Move warning logic to...
20816 (warnings_for_convert_and_check): ...here. Define.
20817 * c-common.h (warnings_for_convert_and_check): Declare.
20819 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20821 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
20822 (output_call): Likewise.
20824 2007-03-16 Richard Sandiford <richard@codesourcery.com>
20826 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
20828 2007-03-16 Richard Sandiford <richard@codesourcery.com>
20830 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
20832 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
20834 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
20835 opteron, athlon-64 and athlon-fx processor_alias_table entries.
20837 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
20839 PR tree-optimization/31183
20840 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
20841 Use double_int instead of unsigned int for representing access_strides.
20842 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
20844 2007-03-16 Richard Guenther <rguenther@suse.de>
20846 PR tree-optimization/31146
20847 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
20848 to allow recursion of forward_propagate_addr_expr.
20849 (forward_propagate_addr_into_variable_array_index): Likewise.
20850 (forward_propagate_addr_expr): Likewise.
20851 (tree_ssa_forward_propagate_single_use_vars): Likewise.
20852 (forward_propagate_addr_expr_1): Recurse on simple copies
20853 instead of propagating into them. Do so for useless conversions
20855 (forward_propagate_addr_expr): Clean up unused statements after
20858 2007-03-16 Richard Guenther <rguenther@suse.de>
20860 * builtins.c (expand_builtin_cexpi): Use the right argument
20861 for the expansion via cexp.
20863 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
20865 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
20866 * configure: Rebuilt.
20868 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
20871 * dwarf2out.c (force_type_die): Adjust comment.
20872 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
20874 2007-03-15 DJ Delorie <dj@redhat.com>
20876 * config/frv/predicates.md (minmax_operator): Don't check operands
20879 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
20881 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
20882 Update constant estimates of number of iterations.
20883 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
20884 argument renamed to "realistic".
20885 (compute_estimated_nb_iterations): Removed.
20886 (record_niter_bound): New function.
20887 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
20888 call record_nonwrapping_iv with upper = false.
20889 (infer_loop_bounds_from_signedness): Pass upper argument to
20890 record_nonwrapping_iv.
20891 (estimate_numbers_of_iterations_loop): Do not call
20892 compute_estimated_nb_iterations. Record estimate based on profile
20893 information. Initialize the constant estimates of number of
20895 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
20897 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
20898 number of iterations is too small.
20899 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
20900 (EST_NOT_AVAILABLE): Removed.
20901 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
20902 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
20905 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
20907 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
20908 Handle NE_EXPR guards.
20910 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20913 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
20914 Set also -pedantic-errors by default for the preprocessor unless
20915 -fpermissive is given.
20917 2007-03-15 Richard Guenther <rguenther@suse.de>
20919 PR middle-end/29719
20920 PR middle-end/31161
20921 * builtins.c (expand_builtin_cexpi): As a fallback if we
20922 don't have builtins for sincos or cexp create a function
20923 declaration for cexp and expand to a call to that.
20924 (expand_builtin_int_roundingfn): Always fall
20925 back to floor/ceil and its variants even if they may be
20928 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
20930 PR middle-end/31159
20931 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
20932 jump tables, move the call to delete_dead_jumptables from here...
20933 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
20934 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
20935 don't allow merging of blocks that try_redirect_by_replacing_jump
20936 also does not handle when not optimizing.
20938 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
20939 Francois-Xavier Coudert <coudert@clipper.ens.fr>
20941 * config/i386/i386.md (x86_sahf_1): Correctly handle
20944 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
20947 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
20948 x86_64_general_operand as operand[2] predicate. Remove "iF"
20949 from operand constraints and use "e" constraint instead.
20950 (*subti3_1, *subti3_1 splitter): Ditto.
20951 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
20952 operand[1] predicate.
20954 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
20956 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
20957 arrays, multiply the access strides by the size of the sub-array.
20958 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
20960 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
20962 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
20963 the configured assembler supports the sahf mnemonic.
20964 * configure: Regenerate.
20965 * config.in: Regenerate.
20967 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
20968 emit "sahf" or ".byte\t0x9e" as asm template.
20970 2007-03-14 Michael Meissner <michael.meissner@amd.com>
20973 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
20974 option to replace hard coded TARGET_xxx in md file.
20975 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
20976 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
20977 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
20978 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
20979 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
20980 (X86_TUNE_NOT_VECTORMODE): Ditto.
20981 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
20982 (TUNE_AVOID_VECTOR_DECODE): Ditto.
20983 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
20984 (TUNE_SLOW_IMUL_IMM8): Ditto.
20985 (TUNE_MOVE_M1_VIA_OR): Ditto.
20986 (TUNE_NOT_UNPAIRABLE): Ditto.
20987 (TUNE_NOT_VECTORMODE): Ditto.
20989 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
20992 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
20993 tuning options instead of hard coded TARGET_xxx.
20994 (fix ssemode peephole2's): Ditto.
20995 (imul peephole2's): Ditto.
20997 (movdi_or_rex64): Ditto.
20998 (move peephole2): Ditto.
20999 (not peephole2's): Ditto.
21001 2007-03-14 Dirk Mueller <dmueller@suse.de>
21003 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
21004 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
21005 * c-parser.c (c_parser_if_body): Always add an empty statement in case
21007 * c-parser.c (c_parser_do_statement): Warn about empty body in
21008 do/while statement.
21009 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
21010 * doc/invoke.texi (-Wempty-body): Update documentation.
21012 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21015 * c-common.h (warn_for_div_by_zero): Declare.
21016 * c-common.c (warn_for_div_by_zero): Define.
21017 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
21020 2007-03-14 Richard Sandiford <richard@codesourcery.com>
21022 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
21023 to PREFIX and STANDARD_PREFIX.
21025 2007-03-14 Richard Sandiford <richard@codesourcery.com>
21026 Phil Edwards <phil@codesourcery.com>
21028 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
21029 (__gthread_once_t): Remove busy field for RTPs.
21030 (__GTHREAD_ONCE_INIT): Update accordingly.
21032 2007-03-14 Richard Sandiford <richard@codesourcery.com>
21034 * doc/invoke.texi: Document VxWorks options.
21036 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
21038 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
21040 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
21042 PR tree-optimization/30590
21043 * tree-nrv.c (tree_nrv): Check for the partial update of the
21046 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
21048 * flags.h (flag_random_seed): Remove declaration, in favor of...
21049 * toplev.h (get_random_seed, set_random_seed): ... these.
21050 * tree.c (get_file_function_name): Use the former.
21051 * opts.c (common_handle_option): Use the latter.
21054 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
21056 PR middle-end/31127
21057 * cse.c (cse_find_path): Do not bail out if a basic block that
21058 we already visited now becomes part of a path that starts at a
21059 different basic block. Just disallow this, to make sure we
21060 visit each basic block at most once.
21062 2007-03-13 Jan Hubicka <jh@suse.cz>
21064 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
21065 attributes, when profile esitmate is present, calls with very low
21066 frequency are cold.
21068 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
21070 PR tree-optimization/30730
21071 PR tree-optimization/26900
21072 * tree-ssa-loop-niter.c: Include gmp.h.
21073 (bounds): New type.
21074 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
21075 split_to_var_and_offset, determine_value_range,
21076 bound_difference_of_offsetted_base, refine_bounds_using_guard,
21077 bound_difference, bounds_add, bounds_negate,
21078 number_of_iterations_ne_max, dump_affine_iv): New functions.
21079 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
21080 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
21081 difference of initial and final value of control iv to validate
21083 (number_of_iterations_cond): Add loop parameter. Determine bounds
21084 on the difference of the extremes of the control iv. Add dumps.
21085 (expand_simple_operations): Handle phi nodes.
21086 (simplify_using_initial_conditions): Do not record used conditions.
21087 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
21088 Do not set additional_info.
21089 (implies_nonnegative_p, implies_ge_p): Removed.
21090 (derive_constant_upper_bound): Do not use parameter `additional'.
21091 (record_estimate): Parameter `additional' removed. Parameter
21092 `i_bound' added. Do not call derive_constant_upper_bound.
21093 (record_nonwrapping_iv): Use derive_constant_upper_bound to
21094 bound the number of iterations estimate.
21095 (estimate_numbers_of_iterations_loop): Pass the estimate from
21096 the number of iterations analysis to record_estimate.
21097 * tree.h (multiple_of_p): Declare.
21098 * tree-scalar-evolution.c (expression_expensive_p): Removed.
21099 (scev_const_prop): Do not check expression_expensive_p.
21100 * fold-const.c (multiple_of_p): Exported.
21101 * double-int.c (double_int_mask): Exported.
21102 * double-int.h (double_int_mask): Declare.
21103 * tree-flow.h (struct tree_niter_desc): Removed additional_info
21104 field. Added max field.
21106 2007-03-13 David Taylor <taylor@candd.org>
21109 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
21112 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21115 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
21116 two unamed patterns.
21118 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
21120 * config/i386/i386.opt (mcx16, msahf): New options.
21121 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
21122 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
21124 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
21125 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
21126 Output -mcx16 and -msahf options when corresponding bit is set.
21128 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
21129 and -msahf options.
21131 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
21133 * configure.ac: Test for assembler tolerance to # 0 "".
21134 * configure, config.in: Rebuilt.
21135 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
21137 2007-03-13 Geoffrey Keating <geoffk@apple.com>
21139 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
21141 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
21142 (handle_syscall): Handle direct system calls.
21143 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
21145 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
21147 * doc/invoke.texi: Fix cpp.info cross-reference.
21148 * doc/passes.texi: Fix gcc.info cross-reference.
21150 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
21152 PR tree-optimization/30835
21153 * lambda-code.c (can_convert_to_perfect_nest): Check whether
21154 bb_for_stmt is not NULL before accessing it.
21156 2007-03-12 Joseph Myers <joseph@codesourcery.com>
21158 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
21161 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
21164 * doc/install.texi: Document --enable-stage1-languages
21166 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
21168 * tree-pass.h (pass_into_cfg_layout_mode,
21169 pass_outof_cfg_layout_mode): Declare.
21170 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
21171 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
21172 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
21173 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
21175 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
21177 * c-decl.c (warn_variable_length_array): New function.
21178 Refactored from grokdeclarator to handle warn_vla
21179 and handle unnamed array case.
21180 (grokdeclarator): Refactored VLA warning case.
21181 * c.opt (Wvla): New flag.
21182 * doc/invoke.texi (Wvla): New warning.
21184 2007-03-12 Richard Henderson <rth@redhat.com>
21186 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
21187 (TARGET_SECTION_TYPE_FLAGS): New.
21189 2007-03-12 Richard Henderson <rth@redhat.com>
21191 * config/darwin.c (machopic_reloc_rw_mask): New.
21192 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
21193 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
21195 2007-03-12 Mark Mitchell <mark@codesourcery.com>
21197 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
21198 * cppdefault.h (cpp_PREFIX): Document.
21199 (cpp_PREFIX_len): Likewise.
21200 (cpp_EXEC_PREFIX): New variable.
21201 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
21202 * c-incpath.c (add_standard_paths): Correct logic for relocating
21203 paths within prefix.
21205 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
21207 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
21208 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
21210 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
21211 fix_truncdfdi_sse using SSEMODEF mode macro.
21212 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
21213 fix_truncdfsi_sse using SSEMODEF mode macro.
21214 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
21215 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
21217 2007-03-12 Richard Sandiford <richard@codesourcery.com>
21219 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
21220 elfos.h to tm_file.
21222 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
21224 * tree.h : Add multiple_of_p declaration.
21225 * fold-const.c (multiple_of_p): Make multiple_of_p public.
21226 * ipa-type-escape.c (results_of_malloc): Redundant.
21227 (visited_stmts): New. Visited stmt for walk_use_def_chains.
21228 (cast_type): Extended with new members.
21229 (check_cast): Returns cast_type.
21230 (cast): New structure for data of walk_use_def_chains.
21231 (is_malloc_result, is_cast_from_non_pointer_1,
21232 is_cast_from_non_pointer,
21233 is_array_access_through_pointer_and_index): New functions.
21234 (look_for_casts): Returns cast types.
21235 (check_call): Returns void.
21236 (okay_pointer_operation): Use support of pointer plus index,
21237 pointer plus constant and allow all multiplications.
21239 2007-03-11 Richard Guenther <rguenther@suse.de>
21241 PR tree-optimization/31115
21242 * tree-vrp.c (extract_range_from_binary_expr): Make sure
21243 the shift count is positive and non-anti-range for RSHIFT_EXPR.
21244 A shift count of zero is not special as with *_DIV_EXPR.
21245 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
21248 2007-03-11 Ian Lance Taylor <iant@google.com>
21250 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
21251 the *_DIV_EXPR codes correctly with overflow infinities.
21253 2007-03-11 Ira Rosen <irar@il.ibm.com>
21255 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
21256 indicate success/failure of the analysis. Add negation to subtrahend
21257 in case of subtraction. Fail if both operands contain constants.
21258 (create_data_ref): Fail if analyze_offset fails.
21260 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
21262 * config/i386/i386.md (frndintxf2): Rename to ...
21263 (rintxf2): ... this. Remove expander having same name.
21264 (rintsf2, rintdf2): Implement using SSEMODEF macro.
21265 (roundsf2, rounddf2): Ditto.
21266 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
21267 (lround<mode>di2, lround<mode>si2): Ditto.
21269 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
21271 * lower-subreg.c: Include except.h.
21272 (decompose_multiword_subregs): Verify that the only control flow
21273 insns we can split are loads to multi-words pseudos.
21274 Handle breaking such blocks after splitting, instead of calling
21275 find_many_sub_basic_blocks.
21277 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
21278 on the new basic block. Add a lengthy comment explaining why we
21279 thought this was necessary.
21280 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
21282 2007-03-10 Mark Mitchell <mark@codesourcery.com>
21285 * tree.c (walk_type_fields): Recurse into the element type of
21286 ARRAY_TYPEs if there is a pointer set.
21288 2007-03-10 Dirk Mueller <dmueller@suse.de>
21290 * c-common.c (warn_logical_operator): Fix condition.
21292 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
21294 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
21296 * config/darwin.c (machopic_select_section): Remove superfluous
21297 argument in call to categorize_decl_for_section. Remove unused
21300 2007-03-10 Joseph Myers <joseph@codesourcery.com>
21302 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
21304 * configure: Regenerate.
21306 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
21309 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
21310 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
21311 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
21312 Add LABEL_NUSES to emitted label.
21313 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
21314 branch probability value to emitted jump insn.
21315 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
21316 Do not check life information and do not re-arrange input operands
21317 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
21319 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
21321 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
21322 the change of decode_asm_operands.
21324 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
21326 * mode-switching.c (create_pre_exit): Skip blockage insn.
21328 2007-03-09 Diego Novillo <dnovillo@redhat.com>
21330 * tree-pass.h (TODO_update_smt_usage): Remove.
21332 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
21336 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21338 * pa.c (attr_length_call): Revise condition for long
21339 pc-relative branch.
21340 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
21341 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
21342 sequence on SOM target.
21344 2007-03-09 Geoffrey Keating <geoffk@apple.com>
21346 * gcc.c: Document %{, in big comment at top.
21347 (input_suffix_matches): Remove special handling for .s and
21349 (input_spec_matches): New.
21350 (handle_braces): Handle %{,.
21351 (validate_switches): ',' indicates a value which is not a switch.
21352 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
21353 to detect assembler input.
21354 * config/i386/sol2.h (CPP_SPEC): Likewise.
21355 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
21356 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
21357 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
21358 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
21359 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
21360 -m64 causes deployment target to default to 10.5.
21361 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
21363 2007-03-09 Richard Henderson <rth@redhat.com>
21366 * target.h (targetm.asm.out.reloc_rw_mask): New.
21367 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
21368 (TARGET_ASM_OUT): Use it.
21369 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
21370 * varasm.c (categorize_decl_for_section): Remove shlib argument;
21371 use the new reloc_rw_mask target hook instead.
21372 (default_section_type_flags_1): Merge into...
21373 (default_section_type_flags): ... here.
21374 (decl_readonly_section_1): Merge into...
21375 (decl_readonly_section): ... here.
21376 (default_elf_select_section_1): Merge into...
21377 (default_elf_select_section): ... here.
21378 (default_unique_section_1): Merge into...
21379 (default_unique_section): ... here.
21380 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
21381 (default_select_rtx_section): Use it.
21382 (default_elf_select_rtx_section): Likewise.
21383 * output.h: Update to match.
21384 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
21385 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
21386 (TARGET_ASM_RELOC_RW_MASK): New.
21387 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
21388 to categorize_decl_for_section.
21389 (x86_64_elf_unique_section): Likewise.
21390 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
21391 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
21392 (TARGET_ASM_RELOC_RW_MASK): New.
21393 * config/ia64/ia64.c (ia64_rwreloc_select_section,
21394 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
21395 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
21396 (TARGET_RWRELOC): Remove.
21397 (ia64_section_type_flags): Adjust call to default_section_type_flags.
21398 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
21399 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
21400 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
21401 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
21402 (rs6000_xcoff_select_section): Use decl_readonly_section.
21403 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
21404 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
21405 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
21406 (TARGET_SECTION_TYPE_FLAGS): Remove.
21407 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
21409 2007-03-09 Roger Sayle <roger@eyesopen.com>
21411 * fold-const.c (fold_comparison): Remove compile-time evaluation of
21412 complex constant equality/inequality comparisons for here.
21413 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
21414 known at compile-time or can be simplified to a scalar comparison.
21415 (fold_relational_const): Move compile-time evaluation of complex
21416 constant equality/inequality comparisons to here.
21418 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
21420 PR rtl-optimization/30643
21421 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
21423 (fold_rtx): Recurse, like before 2006-11-03.
21425 2007-03-09 DJ Delorie <dj@redhat.com>
21427 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
21430 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
21432 PR tree-optimization/30375
21433 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
21434 LHS of statements is not the same.
21435 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
21437 2007-03-09 Chao-ying Fu <fu@mips.com>
21439 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
21441 * doc/invoke.texi (-mdspr2): Document new option.
21442 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
21443 New unspec for DSP REV 2.
21444 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
21445 these instructions are extended in DSP REV 2.
21446 (mips-dspr2.md): Include.
21447 * config/mips/mips.opt (mdspr2): New option.
21448 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
21449 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
21450 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
21451 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
21452 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
21453 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
21454 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
21456 (bdesc_map): Add one field of unsupported_target_flags.
21457 (bdesc_arrays): Update entries to have extra fields. Add
21459 (mips_init_builtins): Initialize new function types.
21460 Check unsupported_target_fileds to filter out builtins.
21461 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
21463 (ASM_SPEC): Pass mdspr2 to the assembler.
21464 * config/mips/mips-dspr2.md: New file.
21466 2007-03-09 Sa Liu <saliu@de.ibm.com>
21468 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
21470 2007-03-09 Ian Lance Taylor <iant@google.com>
21472 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
21473 argument) like -Wstrict-overflow=2.
21474 * doc/invoke.texi (Warning Options): Update documentation.
21476 2007-03-09 Dirk Mueller <dmueller@suse.de>
21479 * doc/invoke.texi (-Wlogical-op): Document.
21480 * common.opt (-Wlogical-op): New.
21481 * c-common.h (warn_logical_operator): Declare.
21482 * c-common.c (warn_logical_operator): Define.
21483 * c-typeck.c (parser_build_binary_op): Call
21484 warn_logical_operator.
21486 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
21488 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
21489 * final.c (final_scan_insn): Test for non-"" file name.
21491 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
21493 * doc/loop.texi: Document the Omega linear constraints solver.
21494 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
21495 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
21496 omega-hash-table-size, omega-max-keys, and
21497 omega-eliminate-redundant-constraints.
21498 * tree-pass.h (pass_check_data_deps): Declared.
21501 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
21502 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
21503 pass_check_data_deps): New.
21504 * tree-data-ref.c (init_data_ref): Remove declaration.
21505 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
21506 (analyze_array): Renamed init_array_ref, move up initializations.
21507 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
21508 Removed arguments that are set to NULL.
21509 (analyze_indirect_ref): Correct indentation, correct call to
21511 (object_analysis): Call init_array_ref instead of analyze_array.
21512 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
21513 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
21514 of DR_ACCESS_FNS_ADDR.
21515 (init_omega_eq_with_af, omega_extract_distance_vectors,
21516 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
21517 ddr_consistent_p): New.
21518 (compute_affine_dependence): Check consistency of ddrs when
21519 flag_check_data_deps is passed.
21520 (analyze_all_data_dependences): Uncomment.
21521 (tree_check_data_deps): New.
21522 * tree-data-ref.h: Include omega.h.
21523 (DR_ACCESS_FNS_ADDR): Removed.
21524 (data_dependence_relation): Add inner_loop.
21525 (DDR_INNER_LOOP): New.
21526 * common.opt (fcheck-data-deps): New.
21527 * tree-flow.h (tree_check_data_deps): Declare.
21528 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
21529 (OBJS-common): Depend on omega.o.
21531 * passes.c (pass_check_data_deps): Scheduled.
21532 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
21533 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
21534 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
21535 PARAM_VECT_MAX_VERSION_CHECKS,
21536 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
21538 2007-03-09 Richard Guenther <rguenther@suse.de>
21540 PR tree-optimization/30904
21541 PR middle-end/31058
21542 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
21543 the same way as *_DIV_EXPR.
21545 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
21547 * recog.c (decode_asm_operands): No mixed declarations and code.
21549 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
21551 * rtl.def (ASM_INPUT): Add location.
21552 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
21553 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
21554 (decode_asm_operands): Add loc operand.
21555 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
21556 * stmt.c (expand_asm): Rename to...
21557 (expand_asm_loc): ... this. Add locus argument. Pass it on to
21558 gen_rtx_ASM_INPUT_loc.
21559 (expand_asm_expr): Adjust.
21560 * recog.c (decode_asm_operands): Add loc operand.
21561 (check_asm_operands, extract_insn): Adjust.
21562 * reload1.c (maybe_fix_stack_asms): Likewise.
21563 * final.c (asm_insn_count): Likewise.
21564 (final_scan_insn): Output # line before and after asm.
21566 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
21568 * tree-ssa-structalias.c (variable_info): Remove
21570 (new_var_info): Ditto.
21571 (shared_bitmap_info_t): New structure.
21572 (shared_bitmap_table): New variable.
21573 (shared_bitmap_hash): New function.
21574 (shared_bitmap_eq): Ditto
21575 (shared_bitmap_lookup): Ditto.
21576 (shared_bitmap_add): Ditto.
21577 (merge_smts_into): Change to take bitmap directly.
21578 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
21579 (init_alias_vars): Init shared bitmap hashtable.
21580 (delete_points_to_sets): Delete shared bitmap hashtable.
21581 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
21582 is_aliased removal as a change that was still necessary was
21585 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
21587 * config/i386/i386.h (override_options): Conditionally disable
21588 x86_sahf for 64bit targets only.
21590 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
21593 * c-decl.c (merge_decls): Don't call make_var_volatile.
21594 * varasm.c (make_var_volatile): Remove.
21595 * output.h (make_var_volatile): Remove.
21597 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
21599 PR tree-optimization/31085
21600 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
21602 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21604 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
21605 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
21606 ATTR_CONST_NOTHROW_LIST.
21608 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
21611 2007-03-08 Diego Novillo <dnovillo@redhat.com>
21613 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
21615 2007-03-08 Geoffrey Keating <geoffk@apple.com>
21618 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
21620 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
21621 passed, use shared libgcc.
21623 2007-03-08 Roger Sayle <roger@eyesopen.com>
21625 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
21626 instead of calling build2 with a GIMPLE_MODIFY_STMT.
21627 (honor_protect_cleanup_actions, lower_try_finally_switch):
21629 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
21630 ifc_temp_var): Likewise.
21631 * tree-inline.c (setup_one_parameter): Likewise.
21632 * tree-mudflap.c (mf_decl_cache_locals,
21633 mf_build_check_statement_for): Likewise.
21634 * tree-nested.c (init_tmp_var, save_tmp_var,
21635 finalize_nesting_tree_1): Likewise.
21636 * tree-outof-ssa.c (insert_copy_on_edge,
21637 insert_backedge_copies): Likewise.
21638 * tree-profile.c (tree_gen_edge_profiler,
21639 tree_gen_ic_profiler): Likewise.
21640 * tree-scalar-evolution.c (scev_const_prop): Likewise.
21641 * tree-sra.c (sra_build_assignment): Likewise.
21642 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
21643 * tree-ssa-math-opts.c (insert_reciprocals,
21644 execute_cse_sincos_1): Likewise.
21645 * tree-tailcall.c (adjust_accumulator_values,
21646 adjust_return_value): Likewise.
21647 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
21648 * tree-vect-transform.c (vect_create_data_ref_ptr,
21649 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
21650 vect_create_epilog_for_reduction, vectorizable_reduction,
21651 vectorizable_call, vectorizable_conversion,
21652 vectorizable_assignment, vectorizable_operation,
21653 vectorizable_type_demotion, vect_gen_widened_results_half,
21654 vect_permute_store_chain, vectorizable_store,
21655 vect_setup_realignment, vect_permute_load_chain,
21656 vectorizable_load, vectorizable_condition,
21657 vect_create_cond_for_align_checks): Likewise.
21658 * tree-vrp.c (build_assert_expr_for): Likewise.
21660 2007-03-08 Ian Lance Taylor <iant@google.com>
21662 * tree-vrp.c: Include "intl.h".
21663 (usable_range_p): New static function.
21664 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
21665 overflowed values, juts set *strict_overflow_p.
21666 (compare_values): Only return -2 if one of the operands is not a
21668 (compare_ranges): Call usable_range_p.
21669 (compare_range_with_value): Likewise.
21670 (vrp_evaluate_conditional_warnv): Rename from
21671 vrp_evaluate_conditional. Make static. Change all callers.
21672 (vrp_evaluate_conditional): New function.
21673 (simplify_div_or_mod_using_ranges): Issue warning about reliance
21674 on signed overflow.
21675 (simplify_abs_using_ranges): Likewise.
21676 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
21677 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
21678 within_stmt parameter.
21679 * tree-ssa-propagate.c (fold_predicate_in): Update call to
21680 vrp_evaluate_conditional.
21681 * tree-ssa-threadedge.c
21682 (record_temporary_equivalences_from_stmts_at_dest): Change
21683 simplify parameter to take a second tree parameter.
21684 (simplify_control_stmt_condition): Likewise.
21685 (thread_across_edge): Likewise.
21686 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
21687 (thread_across_edge): Likewise.
21688 * Makefile.in (tree-vrp.o): Depend upon intl.h.
21690 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
21692 * config/i386/i386.h (TARGET_SAHF): New define.
21693 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
21694 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
21695 (x86_sahf): New global variable.
21696 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
21697 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
21698 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
21699 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
21701 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
21702 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
21703 when expanding fcomi/sahf based tests.
21704 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
21705 expanding sahf based alternative. Emit sahf based sequence when
21706 optimizing for code size.
21707 * config/i386/i386.md (x86_sahf_1): Do not disable for
21708 TARGET_64BIT, enable for TARGET_SAHF.
21710 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
21712 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
21713 spurious whitespace from error message.
21715 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
21718 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
21720 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
21722 * c-decl.c (grokdeclarator): Disable warnings for anonymous
21724 * tree-sra.c (instantiate_element): Propagate disabled warnings
21725 from the element itself to the created variable.
21727 2007-03-07 Richard Henderson <rth@redhat.com>
21730 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
21731 silently fix up the stack in the case of a missing register.
21733 2007-03-07 Paul Brook <paul@codesourcery.com>
21735 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
21737 2007-03-07 Joseph Myers <joseph@codesourcery.com>
21739 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
21741 (phase1_vrs): Use them.
21742 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
21743 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
21744 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
21745 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
21746 __gnu_Unwind_Restore_WMMXC if required.
21747 (_Unwind_VRS_Pop): Implement iWMMXt support.
21748 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
21749 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
21750 gnu_Unwind_Save_WMMXC): Define.
21752 2007-03-07 Richard Sandiford <richard@codesourcery.com>
21754 * config/vxworks.h (vxworks_override_options): Declare.
21755 (VXWORKS_OVERRIDE_OPTIONS): Use it.
21756 * config/vxworks.c: Include target.h and toplev.h.
21757 (vxworks_override_options): New function.
21758 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
21760 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
21762 * config/s390/s390.c (override_options): Don't emit an error when
21763 -mstack-size is used without providing -mstack-guard.
21764 (s390_emit_prologue): Choose stack_guard value automatically if not
21765 provided via command line.
21766 * doc/invoke.texi: Adjust description of -mstack-guard and
21769 2007-03-07 Richard Sandiford <richard@codesourcery.com>
21771 * config/i386/i386.c (output_set_got): Add a GOT initialization
21772 sequence for VxWorks PIC.
21773 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
21774 around labels as well as symbols. Use gotoff_operand instead
21775 of local_symbolic_operand.
21776 (legitimize_pic_address): Use gotoff_operand instead of
21777 local_symbolic_operand. Use @GOT accesses for labels as
21779 (ix86_output_addr_diff_elt): Use PC-relative rather than
21780 GP-relative offsets for VxWorks PIC.
21781 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
21782 no_new_pseudos. Check whether the returned register is op0.
21783 * config/i386/i386.md (tablejump): Use PC-relative rather than
21784 GP-relative offsets for VxWorks PIC.
21785 * config/i386/predicates.md (gotoff_operand): New predicate.
21787 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21789 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
21791 * config/vxworks-dummy.h: New file.
21792 * config/i386/i386.h: Include it.
21794 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
21796 * dwarf2out.c (is_inlined_entry_point): New
21797 (add_high_low_attributes): Emit DW_AT_entry_pc along with
21798 DW_AT_ranges if the first subblock is the entry point.
21800 2007-03-06 David Daney <ddaney@avtrex.com>
21802 * doc/install.texi (mips-*-*): Change recommended binutils
21805 2007-03-06 Anatoly Sokolov <aesok@post.ru>
21807 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
21808 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
21810 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
21811 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
21813 2007-03-06 Jan Hubicka <jh@suse.cz>
21815 * errors.h (warning, error, fatal, internal_error): Mark as cold.
21816 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
21818 (probably_cold_bb_p): Cold functions are cold.
21819 (probably_never_executed_bb_p): Cold functions are cold.
21820 (tree_bb_level_predictions): Predict calls to cold functions as not
21822 (compute_function_frequency): Check hot/cold attributes.
21823 * function.h (function_frequency): Update comments.
21824 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
21825 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
21826 (c_common_att): Add cold and hot.
21828 * doc/extend.texi (hot,cold attributes): Document.
21830 2007-03-06 Andrew Haley <aph@redhat.com>
21832 * function.c (expand_function_end): Move blockage to just after we
21833 emit the label for the naked return from the function.
21835 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21837 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
21840 2007-03-06 Jan Hubicka <jh@suse.cz>
21842 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
21843 loaded for constant large models. Non-large 64bit PIC can do.
21844 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
21845 * cmodel.h: Add LARGE PIC.
21846 * i386.md (UNSPEC_PLTOFF): New.
21847 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
21849 (*call_1_rex64): Disable for large models.
21850 (*call_1_rex64_large): New.
21851 (*call_value_1_rex64): Disable for large models.
21852 (*call_value_1_rex64_large): New.
21853 (set_rip_rex4): New.
21854 (set_got_offset_rex64): New.
21855 * predicates.md (constant_call_address_operand): For large model
21856 constant calls are not possible.
21857 * i386-protos.h (construct_plt_address): Declare.
21858 * i386.c (override_options): Accept large models.
21859 (ix86_expand_prologue): Expand large PIC GOT pointer load.
21860 (legitimate_constant_p): Add new UNSPECs.
21861 (legitimate_pic_operand_p): Likewise.
21862 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
21863 (legitimize_pic_address): Do easy RIP relative way for TLS only for
21865 (output_pic_addr_const): Add PLTOFF.
21866 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
21867 (ix86_expand_move): Legitimize pic address when in PIC mode.
21868 (construct_plt_address): New function.
21869 (ix86_expand_call): Offload the address to register and use GOT
21870 pointer for large model.
21871 * invoke.texi (mcmodel=large): Update documentation.
21873 2007-03-06 Richard Henderson <rth@redhat.com>
21875 * config/i386/i386.c (x86_use_leave, x86_push_memory,
21876 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
21877 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
21878 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
21879 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
21880 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
21881 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
21882 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
21883 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
21884 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
21885 x86_partial_reg_dependency, x86_memory_mismatch_stall,
21886 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
21887 x86_sse_partial_reg_dependency, x86_sse_split_regs,
21888 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
21889 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
21890 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
21891 x86_schedule, x86_use_bt, x86_pad_returns,
21892 x86_use_xchgb): Merge into ...
21893 (ix86_tune_features): ... here. New array.
21894 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
21895 x86_bswap): Merge into ...
21896 (ix86_arch_features): ... here. New array.
21897 (x86_3dnow_a): Remove.
21898 (x86_accumulate_outgoing_args): Make static.
21899 (x86_arch_always_fancy_math_387): Make static.
21900 (ix86_tune_mask, ix86_arch_mask): Move ...
21901 (override_options): ... to local variables here. Apply the
21902 appropriate mask to each element of ix86_arch_features and
21903 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
21904 as were done in the old macros.
21905 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
21906 * config/i386/i386.h (x86_use_leave, x86_push_memory,
21907 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
21908 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
21909 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
21910 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
21911 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
21912 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
21913 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
21914 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
21915 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
21916 x86_partial_reg_dependency, x86_memory_mismatch_stall,
21917 x86_accumulate_outgoing_args, x86_prologue_using_move,
21918 x86_epilogue_using_move, x86_decompose_lea,
21919 x86_arch_always_fancy_math_387, x86_shift1,
21920 x86_sse_partial_reg_dependency, x86_sse_split_regs,
21921 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
21922 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
21923 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
21924 x86_use_incdec, x86_pad_returns, x86_bswap,
21925 x86_partial_flag_reg_stall): Remove.
21926 (enum ix86_tune_indices): New.
21927 (ix86_tune_features): New.
21928 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
21929 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
21930 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
21931 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
21932 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
21933 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
21934 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
21935 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
21936 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
21937 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
21938 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
21939 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
21940 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
21941 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
21942 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
21943 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
21944 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
21945 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
21946 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
21947 TARGET_EXT_80387_CONSTANTS): Use it.
21948 (enum ix86_arch_indices): New.
21949 (ix86_arch_features): New.
21950 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
21951 TARGET_BSWAP): Use it.
21952 (ix86_tune_mask, ix86_arch_mask): Remove.
21954 2007-03-06 Joseph Myers <joseph@codesourcery.com>
21957 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
21958 Define using $${sysroot_headers_suffix}.
21959 * configure: Regenerate.
21960 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
21961 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
21963 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
21964 * gcc.c (print_sysroot_headers_suffix): New.
21965 (option_map): Include --print-sysroot-headers-suffix.
21966 (display_help): Mention -print-sysroot-headers-suffix.
21967 (process_command): Handle -print-sysroot-headers-suffix.
21968 (do_spec_1): Append multilib directory to include-fixed path if
21969 sysroot suffixes in use.
21970 (main): Handle -print-sysroot-headers-suffix.
21971 * Makefile.in (start.encap): Don't depend on xlimits.h
21972 (xlimits.h): Remove.
21973 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
21974 limits.h for each multilib in fixinc_list.
21975 (fixinc_list, s-fixinc_list): New.
21976 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
21977 generate them for each multilib in fixinc_list.
21978 (stmp-fixproto): Use include-fixed. Run fixproto for each
21979 multilib in fixinc_list.
21980 (mostlyclean): Don't remove xlimits.h.
21981 (clean): Remove include-fixed.
21982 (real-install-headers-tar, real-install-headers-cpio,
21983 real-install-headers-cp): Don't copy include, only include-fixed.
21984 (install-mkheaders): Depend on fixinc_list. Don't depend on
21985 xlimits.h. Save limits.h files for each multilib in fixinc_list.
21986 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
21987 SYSTEM_HEADER_DIR setting in mkheaders.conf.
21989 2007-03-06 Jan Hubicka <jh@suse.cz>
21991 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
21994 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21996 * configure.ac: Allow tm_file to contain build-directory files.
21997 * configure: Regenerate.
21998 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
21999 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
22000 * config/m68k/print-sysroot-suffix.sh: New file.
22002 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22004 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
22005 of pic_offset_table_rtx if reload_completed.
22006 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
22007 PIC_OFFSET_TABLE_REGNUM.
22008 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
22010 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
22011 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
22013 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22015 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
22016 functions that call eh_return.
22018 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22020 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
22021 functions that need a constant pool.
22023 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22026 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
22027 (m68k_preferred_reload_class): Likewise.
22028 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
22029 (SECONDARY_RELOAD_CLASS): Define.
22030 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
22031 (LIMIT_RELOAD_CLASS): Delete.
22032 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
22033 registers from storing bytes.
22034 (m68k_secondary_reload_class): New function.
22035 (m68k_preferred_reload_class): Likewise.
22037 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22039 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
22041 (m68k_expand_prologue): Likewise.
22043 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22045 * config/m68k/m68k-protos.h (output_sibcall): Declare.
22046 (mips_expand_epilogue): Add a bool parameter.
22047 (m68k_legitimize_sibcall_address): Declare.
22048 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
22049 (m68k_expand_epilogue): Add a parameter to select between sibling
22050 and normal epilogues. Only generate a return for the latter.
22051 (m68k_ok_for_sibcall_p): New function.
22052 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
22053 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
22054 (sibcall_value, *sibcall_value): Likewise.
22055 (*call, *call_value): Require !SIBLING_CALL_P.
22056 (epilogue): Update call to m68k_expand_epilogue.
22057 (sibcall_epilogue): New pattern.
22058 * config/m68k/predicates.md (const_call_operand): Say that this
22059 predicate applies to sibling calls too.
22060 (sibcall_operand): New predicate.
22062 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22064 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
22065 alternatives as movsi_cf.
22066 (movsf_cf_hard): Add commentary.
22068 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
22069 Richard Sandiford <richard@codesourcery.com>
22071 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
22072 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
22073 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
22074 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
22075 as being live on exit from an interrupt function.
22076 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
22077 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
22078 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
22079 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
22080 (m68k_interrupt_function_p): Globalize.
22081 (m68k_compute_frame_layout): Remove reverse mask code.
22082 (m68k_emit_movem, m68k_set_frame_related): New functions.
22083 (m68k_output_function_prologue): Delete in favor of...
22084 (m68k_expand_prologue): ...this new function.
22085 (m68k_output_function_epilogue): Delete in favor of...
22086 (m68k_expand_epilogue): ...this new function.
22087 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
22089 (print_operand): Handle %?.
22090 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
22091 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
22092 (prologue, epilogue): New patterns.
22093 (return): Turn into a define_expand.
22094 (*return): New pattern, derived from old "return" pattern. Use rte
22095 rather than rts for interrupt functions. Only use rtd if the pop
22097 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
22098 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
22099 (link, *link, unlink, *unlink, load_got): Likewise.
22101 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22105 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
22106 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
22107 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
22108 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
22109 and m68k_matches_u_p.
22110 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
22111 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
22112 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
22113 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
22114 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
22115 (REG_STRICT_P): New macro.
22116 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
22117 PCREL_GENERAL_OPERAND_OK.
22118 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
22119 m68k_legitimate_base_reg_p.
22120 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
22121 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
22122 (PIC_CASE_VECTOR_ADDRESS): Update comment.
22123 * config/m68k/m68k.c (m68k_address): New structure.
22124 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
22125 (m68k_decompose_index, m68k_legitimate_constant_address_p)
22126 (m68k_jump_table_ref_p, m68k_decompose_address)
22127 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
22128 (m68k_matches_u_p): New functions.
22129 (print_operand_address): Rewrite to use m68k_decompose_index.
22131 2007-03-05 David Taylor <dtaylor@emc.com>
22133 * gcc.c: Correct copyright date in --version output.
22135 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22137 * pa.md: In unamed move patterns, disparge copies between general
22138 and floating point registers using '?' modifier. Don't include 'f'
22139 constraint for register preferences in DImode, SImode, HImode and
22140 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
22141 Remove constraints for copies between general and floating registers
22142 in soft-float DFmode pattern.
22143 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
22147 2007-03-05 Mike Stump <mrs@apple.com>
22149 * c-common.c (targetcm): Add.
22150 * c-opts.c (c_common_handle_option): Handle language specific
22152 * opts.c (handle_option): Verify language for target options, if
22154 * opth-gen.awk: Add CL_LANG_ALL.
22155 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
22156 (TARGETCM_INITIALIZER): Add.
22157 * target.h (struct gcc_targetcm): Add.
22159 * targhooks.c (default_handle_c_option): Add.
22160 * targhooks.h (default_handle_c_option): Add.
22161 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
22163 * config/darwin.opt (iframework): Add.
22164 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
22165 * config/darwin-c.c (handle_c_option): Add.
22166 (TARGET_HANDLE_C_OPTION): Add.
22168 * doc/invoke.texi (Darwin Options): Add -iframework.
22170 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22172 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
22175 2007-03-05 Ian Lance Taylor <iant@google.com>
22177 * c.opt (fgnu89-inline): New option.
22178 * c-opts.c (c_common_post_options): Set default value for
22180 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
22181 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
22183 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
22184 (grokdeclarator, start_function): Likewise.
22185 * c-cppbuiltin.c (c_cpp_builtins): Define either
22186 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
22187 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
22188 (C Dialect Options): Document -fgnu89-inline.
22189 * doc/extend.texi (Function Attributes): Explain what the
22190 gnu_inline attribute does.
22191 * doc/cpp.texi (Common Predefined Macros): Document
22192 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
22194 2007-03-05 Ian Lance Taylor <iant@google.com>
22196 PR tree-optimization/31034
22197 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
22198 half-range if the other side is an overflow infinity.
22200 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
22202 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
22203 (bfin*-linux-uclibc*): New configuration.
22204 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
22206 * config/bfin/linux.h: New file.
22207 * config/bfin/libgcc-bfin.ver: New file.
22208 * config/bfin/t-bfin-uclinux: New file.
22209 * config/bfin/t-bfin-linux: New file.
22210 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
22211 (TARGET_OS_CPP_BUILTINS): New macro.
22213 2007-03-05 Richard Guenther <rguenther@suse.de>
22215 * fold-const.c (fold_binary): Remove duplicate folding
22216 of comparison of non-null ADDR_EXPR against null.
22218 2007-03-05 Richard Guenther <rguenther@suse.de>
22219 Dorit Nuzman <dorit@il.ibm.com>
22221 PR tree-optimization/26420
22222 * tree-vectorizer.c (vectorize_loops): Bail out early if there
22223 are no loops in the function. Only print the number of
22224 vectorized loops if it is greater than zero or we are supposed
22225 to print information about unvectorized loops.
22227 2007-03-05 Revital Eres <eres@il.ibm.com>
22229 * gcc.dg/var-expand1.c: New test.
22230 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
22231 when an accumulator is expanded.
22233 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22236 * c-common.c (convert_and_check): Don't give warnings for
22237 conversion if 'expr' already overflowed.
22239 2007-03-04 Roger Sayle <roger@eyesopen.com>
22241 PR middle-end/30744
22242 * fold-const.c (fold_comparison): Enforce type consistency when
22243 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
22245 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
22247 * tree-ssa-address.c (create_mem_ref): Do not put an expression
22248 containing a cast to the base of TARGET_MEM_REF.
22250 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
22252 * tree.c (tree_contains_struct_check_failed): Remove spurious
22253 whitespace from error message.
22255 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
22258 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
22259 instead of precision.
22261 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
22262 Nathan Sidwell <nathan@codesourcery.com>
22264 * emit-rtl.c (find_auto_inc): New.
22265 (try_split): recreate REG_INC notes,
22266 Use regular for loops rather than whiles.
22268 2007-03-03 Andreas Schwab <schwab@suse.de>
22270 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
22271 * configure: Regenerate.
22273 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22275 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
22276 flag_rounding_math, not flag_unsafe_math_optimizations.
22278 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
22280 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
22281 alpha_fold_vector_minmax): Likewise.
22282 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
22283 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
22285 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
22287 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
22288 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
22289 if the lhs has side-effects.
22290 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
22292 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
22294 * config/i386/i386.h (TUNEMASK): Remove define.
22295 (ARCHMASK): Remove define.
22296 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
22297 Use ix86_arch_mask variable instead of ARCHMASK.
22298 * config/i386/i386.c (override_options): Ditto.
22299 (standard_80387_constant_p): Ditto.
22301 2007-03-02 Ian Lance Taylor <iant@google.com>
22303 Used signed infinities in VRP.
22304 * tree-vrp.c (uses_overflow_infinity): New static function.
22305 (supports_overflow_infinity): New static function.
22306 (make_overflow_infinity): New static function.
22307 (negative_overflow_infinity): New static function.
22308 (positive_overflow_infinity): New static function.
22309 (is_negative_overflow_infinity): New static function.
22310 (is_positive_overflow_infinity): New static function.
22311 (is_overflow_infinity): New static function.
22312 (overflow_infinity_range_p): New static function.
22313 (compare_values_warnv): New function split out of compare_values.
22314 (compare_value): Call it.
22315 (set_value_range_to_nonnegative): Add overflow_infinity
22316 parameter. Change caller.
22317 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
22319 (vrp_expr_computes_nonzero): Likewise.
22320 (compare_ranges, compare_range_with_value): Likewise.
22321 (compare_name_with_value, compare_names): Likewise.
22322 (vrp_evaluate_conditional): Likewise.
22323 (set_value_range): Handle infinity
22324 (vrp_operand_equal_p, operand_less_p): Likewise.
22325 (extract_range_from_assert): Likewise.
22326 (vrp_int_const_binop): Likewise.
22327 (extract_range_from_binary_expr): Likewise.
22328 (extract_range_from_unary_expr): Likewise.
22329 (extract_range_from_comparison): Likewise.
22330 (extract_range_from_expr): Likewise.
22331 (dump_value_range): Likewise.
22332 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
22333 (test_for_singularity): Likewise.
22334 (vrp_int_const_binop): Remove inline qualifier.
22335 (adjust_range_with_scev): Add comment.
22336 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
22338 2007-03-02 Diego Novillo <dnovillo@redhat.com>
22340 * tree-ssa-structalias.c (could_have_pointers): Tidy.
22341 (get_constraint_for): Likewise.
22342 (do_structure_copy): Likewise.
22343 (find_func_aliases): Fix references to MODIFY_EXPR.
22344 (intra_create_variable_infos): Tidy.
22345 * tree-ssa-operands.c (add_virtual_operand): Add argument
22347 When adding members of alias sets, if IS_CALL_SITE is true and
22348 the symbol is not call-clobbered, skip it.
22349 Adjust all callers.
22351 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
22353 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
22354 entry by means of emit_insn_at_entry.
22356 2007-03-02 Richard Henderson <rth@redhat.com>
22358 * expr.h (promoted_input_arg): Remove decl.
22359 * function.c (promoted_input_arg): Merge into ...
22360 * combine.c (setup_incoming_promotions): ... only caller.
22361 Rearrange to avoid double loop.
22363 2007-03-02 Ben Elliston <bje@au.ibm.com>
22364 Peter Bergner <bergner@vnet.ibm.com>
22365 Janis Johnson <janis187@us.ibm.com>
22367 * config/rs6000/dfp.md: New file.
22368 * config/rs6000/rs6000.md: Include dfp.md.
22369 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
22370 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
22371 and TDmode decimal float modes in FP registers.
22372 (num_insns_constant): Likewise.
22373 (rs6000_legitimate_offset_address_p): Likewise.
22374 (rs6000_legitimize_address): Likewise.
22375 (rs6000_legitimize_reload_address): Likewise.
22376 (rs6000_legitimate_address): Likewise.
22377 (rs6000_emit_move): Likewise.
22378 (function_arg_boundary): Likewise.
22379 (function_arg_advance): Likewise.
22380 (rs6000_darwin64_record_arg_recurse): Likewise.
22381 (function_arg): Likewise.
22382 (rs6000_gimplify_va_arg): Likewise.
22383 (rs6000_split_multireg_move): Likewise.
22384 (rs6000_output_function_epilogue): Likewise.
22385 (rs6000_output_function_epilogue): Likewise.
22386 (rs6000_register_move_cost): Likewise.
22387 (rs6000_function_value): Likewise.
22388 (rs6000_libcall_value): Likewise.
22390 2007-03-02 Richard Sandiford <richard@codesourcery.com>
22392 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
22394 2007-03-02 Richard Sandiford <richard@codesourcery.com>
22396 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
22397 Use $MULTIDIR to choose between the kernel and RTP headers,
22398 and use $WIND_BASE and $WIND_USR to locate them.
22400 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
22402 * config/i386/i386.c (override_options): Put initialization of
22403 ix86_tune_mask and ix86_arch_mask to the correct place.
22405 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
22406 Michael Meissner <michael.meissner@amd.com>
22409 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
22410 (ARCHMASK): Define.
22411 (TARGET_CMOVE): Use ARCHMASK.
22412 (TARGET_CMPXCHG): Ditto.
22413 (TARGET_CMPXCHG8B): Ditto.
22414 (TARGET_XADD): Ditto.
22415 (TARGET_BSWAP): Ditto.
22416 * config/i386/i386.c (ix86_tune_mask): New global variable.
22417 (ix86_arch_mask): Ditto.
22418 (override_options): Initialize ix86_tune_mask and
22419 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
22422 2007-03-02 Ben Elliston <bje@au.ibm.com>
22425 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
22427 2007-03-02 Joseph Myers <joseph@codesourcery.com>
22429 * target.h (init_dwarf_reg_sizes_extra): New target hook.
22430 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
22431 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
22432 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
22434 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
22435 rs6000_init_dwarf_reg_sizes_extra): New.
22436 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
22437 SPE register high parts.
22439 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
22441 * Makefile.in: Add install-pdf target as
22442 copied from automake v1.10 rules.
22443 * configure.ac: Add install-pdf to target list.
22444 * configure: Regenerate.
22446 2007-03-01 Paul Brook <paul@codesourcery.com>
22448 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
22449 modes to LDRD for DImode.
22450 (output_move_double): Fixup out of range ldrd/strd.
22451 (vfp_secondary_reload_class): Rename...
22452 (coproc_secondary_reload_class): ... to this. Add wb argument.
22453 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
22454 coproc_secondary_reload_class for CLASS_IWMMXT.
22455 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
22456 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
22458 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
22460 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
22461 unroll factor by the estimated number of iterations.
22462 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
22463 than prefetch latency.
22465 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
22466 decode_caches_intel, detect_caches_intel): New functions.
22467 (host_detect_local_cpu): Use detect_caches_amd and
22468 detect_caches_intel.
22470 2007-03-01 Richard Henderson <rth@redhat.com>
22472 * expr.c (emit_move_complex_push): Export.
22473 (emit_move_complex_parts): Split out from ...
22474 (emit_move_complex): ... here.
22475 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
22476 * config/i386/i386.md (movcdi): New.
22478 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
22480 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
22481 size of mode1 to check for tieable modes in MMX case.
22483 2007-03-01 Richard Sandiford <richard@codesourcery.com>
22485 * Makefile.in (rtlanal.o): Depend on tree.h.
22486 * rtl.h (offset_within_section_p, split_const): Declare.
22487 * rtlanal.c: Include tree.h.
22488 (offset_within_block_p): New function, taken from
22489 mips_offset_within_object_p.
22490 (split_const): New function, taken from mips_split_const.
22491 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
22493 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
22494 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
22495 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
22496 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
22497 (m68k_illegitimate_symbolic_constant_p): New function.
22498 * config/m68k/m68k.md (movsi): Remove misleading predicates.
22499 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
22500 symbolic constant that might be outside the symbol's section,
22501 move the symbol first and then add the offset.
22502 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
22504 * config/mips/mips.c (mips_split_const): Delete.
22505 (mips_offset_within_object_p): Delete.
22506 (mips_symbolic_constant_p): Use offset_within_section_p and
22507 split_const instead of mips_offset_within_object_p and
22509 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
22510 (mips_legitimize_const_move, print_operand_reloc)
22511 (mips_dangerous_for_la25_p): Use split_const instead of
22514 2007-02-28 Eric Christopher <echristo@apple.com>
22516 * Makefile.in (install-include-dir): Don't rm -rf include.
22518 2007-02-28 Richard Guenther <rguenther@suse.de>
22520 PR middle-end/30364
22521 * fold-const.c (fold_binary): Do not associate expressions
22522 with more than one variable for integer types that do not wrap.
22524 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
22526 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
22527 Delete, and replace with...
22528 (fold_builtin_call_array): This. Update callers to use it.
22529 * fold-const.c (fold_build_call_list): Delete, and replace with...
22530 (fold_build_call_array): This.
22531 (fold_build_call_list_initializer): Delete, and replace with...
22532 (fold_build_call_array_initializer): This.
22533 * tree.h: Update declarations to reflect above changes.
22535 * c-typeck.c (build_function_call): Store converted arguments
22536 in a stack-allocated array instead of building a list.
22537 (convert_arguments): Store arguments in the array passed in as an
22538 argument, and return the actual number of arguments.
22539 * c-format.c: (check_function_format): Pass arguments in an
22540 array instead of a list.
22541 * c-common.c (check_function_nonnull): Likewise.
22542 (check_function_sentinel): Likewise.
22543 (check_function_arguments): Likewise.
22544 * c-common.h: Update declarations to reflect above changes.
22546 2007-02-28 Jan Hubicka <jh@suse.cz>
22548 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
22549 PRED_NEGATIVE_RETURN): Update outcomes.
22551 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
22553 * calls.c (emit_library_call_value_1): Handle partial registers
22554 correctly when building up CALL_INSN_FUNCTION_USAGE.
22556 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22558 * pa/predicates.md (move_src_operand): Allow zero for mode.
22559 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
22562 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
22565 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
22566 *movv2df_internal): Enable pattern only for valid operand
22568 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
22569 tie only 128bit modes. For MMX registers, tie only 64bit modes.
22571 2007-02-27 Mike Stump <mrs@apple.com>
22573 * config/darwin-crt3.c: Avoid compilation when compiling for a
22576 2007-02-27 Joseph Myers <joseph@codesourcery.com>
22578 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
22580 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
22581 for fixed headers and limits.h.
22582 (install-include-dir, install-headers-tar, install-headers-cpio,
22583 install-headers-cp, real-install-headers-tar,
22584 real-install-headers-cpio, real-install-headers-cp): Handle
22585 include-fixed as well as include.
22586 (install-mkheaders): Don't install files that go only in include
22588 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
22589 from GCC_INCLUDE_DIR.
22590 * gcc.c (process_command): Remove special -BstageN/ handling.
22591 (do_spec_1): Add include-fixed directories.
22593 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
22595 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
22597 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
22599 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
22602 2007-02-27 Mark Mitchell <mark@codesourcery.com>
22604 * c-common.c (get_priority): Add check for
22605 SUPPORTS_INIT_PRIORITY.
22607 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
22609 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
22611 * config/bfin/bfin.c: Include "cfglayout.h".
22612 (MAX_LSETUP_DISTANCE): New macro.
22613 (struct loop_info): New members incoming, incoming_src and
22614 incoming_dest. Delete member predecessor.
22615 (length_for_loop): New function.
22616 (bfin_optimize_loop): Handle more different loop structures.
22617 (bfin_discover_loop): Rework detection of predecessor blocks by
22618 examining incoming edges.
22619 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
22621 (bfin_reorder_loops): New function.
22622 (bfin_reorg_loops): Use these three new functions.
22624 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
22625 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
22626 (CONSTRAINT_LEN): Add entry for 'q'.
22627 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
22628 Add 'q' constraints.
22629 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
22630 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
22632 * config/bfin/bfin.md (add_with_carry): New pattern.
22633 (s_or_u, su_optab, su_modifier): New code macros/attrs.
22634 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
22635 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
22636 support unsigned multiplies too. Removed incorrect commutativity from
22637 operand 1 constraint where appropriate.
22638 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
22640 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
22641 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
22643 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
22644 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
22645 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
22646 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
22647 usmulhisi_hh_huh): New patterns.
22649 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
22650 lshifthi3): Fix output template to use half reg for operand 2.
22652 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
22655 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
22657 2007-02-27 Andreas Schwab <schwab@suse.de>
22659 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
22661 2007-02-27 Jan Hubicka <jh@suse.cz>
22663 * predict.c (last_basic_block_p): Remove.
22664 (tree_estimate_probability): Update return heuristic for commonized
22667 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
22669 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
22671 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
22673 * doc/include/gcc-common.texi (versionsubtitle): New macro.
22674 * doc/cpp.texi: Standardize title page.
22675 * doc/cppinternals.texi: Likewise.
22676 * doc/gcc.texi: Standardize title page, remove version number
22677 from copyright page.
22678 * doc/gccint.texi: Likewise.
22679 * doc/install.texi: Standardize title page, add table of
22682 2007-02-26 Jan Hubicka <jh@suse.cz>
22684 * predict.def: Set outcomes according to more recent results.
22685 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
22686 Remove dead predictors.
22687 * predict.c (return_prediction): Fix pasto.
22689 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
22691 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
22692 change; avoid a memory leak when returning early.
22694 2007-02-26 Mark Mitchell <mark@codesourcery.com>
22696 * c-decl.c (static_ctors): Move to c-common.c.
22697 (static_dtors): Likewise.
22698 (finish_function): Use c_record_cdtor_fn.
22699 (build_cdtor): Move to c-common.c.
22700 (c_write_global_declarations): Use c_build_cdtor_fns.
22701 * c-common.h (static_ctors): Declare.
22702 (static_dtors): Likewise.
22703 (c_record_cdtor_fn): Likewise.
22704 (c_build_cdtor_fns): Likewise.
22705 * c-common.c (static_ctors): New variable.
22706 (static_dtors): Likewise.
22707 (c_record_cdtor_fn): New function.
22708 (build_cdtor): Move from c-decl.c
22709 (c_build_cdtor_fns): New function.
22711 * output.h (assemble_addr_to_section): Declare.
22712 (get_cdtor_priority_section): Likewise.
22713 * varasm.c (assemble_addr_to_section): New function.
22714 (get_cdtor_priority_section): Likewise.
22715 (default_named_section_asm_out_destructor): Use them.
22716 (destor_dtor_section_asm_out_destructor): Likewise.
22717 (default_named_section_asm_out_constructor): Likewise.
22718 (default_ctor_section_asm_out_constructor): Likewise.
22719 * config.gcc (*-*-vxworks*): Include vxworks.o.
22720 * config/t-vxworks (vxworks.o): New target.
22721 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
22722 (TARGET_ASM_CONSTRUCTOR): Define.
22723 (TARGET_ASM_DESTRUCTOR): Likewise.
22724 (vxworks_asm_out_constructor): Declare.
22725 (vxworks_asm_out_destructor): Likewise.
22727 * c-common.c (get_priority): Check that we have not just an
22728 INTEGER_CST, but an integer constant with integeral type.
22730 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
22732 PR tree-optimization/30938
22733 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
22734 use &dt[nargs-1] instead of &dt[nargs] in the call to
22735 vect_is_simple_use().
22737 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
22739 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
22740 from register elimination as PRE_MODIFY / POST_MODIFY increments.
22741 Do not attempt to handle MEM inside auto-inc expressions.
22742 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
22743 of a register modified by an auto-inc expression. However, do handle
22744 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
22745 (elimination_effects): Prohibit elimination of a register modified
22746 by an auto-inc expression. Disable register elimination rules whose
22747 target register is modified by an auto-inc expression with variable
22750 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
22752 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
22754 (array_at_struct_end_p): New function.
22755 (idx_infer_loop_bounds): Use it.
22756 (estimate_numbers_of_iterations_loop): Export.
22757 * predict.c (predict_loops): Use estimated_loop_iterations_int.
22758 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
22759 (tree_estimate_probability): Call record_loop_exits.
22760 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
22761 (estimated_loop_iterations, estimated_loop_iterations_int,
22762 estimated_loop_iterations_tree): New functions.
22763 (analyze_siv_subscript_cst_affine,
22764 compute_overlap_steps_for_affine_1_2,
22765 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
22766 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
22767 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
22768 (PRED_LOOP_ITERATIONS_GUESSED): New.
22769 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
22770 * cfgloop.h (estimate_numbers_of_iterations_loop,
22771 estimated_loop_iterations_int): Declare.
22773 2007-02-25 Mark Mitchell <mark@codesourcery.com>
22775 * doc/extend.texi: Document optional priority argument to
22776 constructors and destructors.
22777 * tree.c (init_priority_for_decl): Adjust GTY markers.
22778 (init_ttree): Use priority-info hash functions for
22779 init_priority_for_decl.
22780 (tree_map_eq): Rename to ...
22781 (tree_map_base_eq): ... this.
22782 (tree_map_marked_p): Rename to ...
22783 (tree_map_base_marked_p): ... this.
22784 (tree_map_base_hash): New function.
22785 (decl_init_priority_lookup): Rework.
22786 (decl_fini_priority_lookup): New function.
22787 (decl_priority_info): New function.
22788 (decl_init_priority_insert): Use it.
22789 (decl_fini_priority_insert): Likewise.
22790 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
22792 (decl_restrict_base_insert): Likewise.
22793 (decl_debug_expr_insert): Likewise.
22794 (decl_value_expr_lookup): Likewise.
22795 (decl_value_expr_insert): Likewise.
22796 * tree.h (priority_type): New type.
22797 (decl_init_priority_lookup): Use priority_type.
22798 (decl_fini_priority_lookup): New function.
22799 (decl_init_priority_insert): Use priority_type.
22800 (decl_fini_priority_insert): New function.
22801 (DECL_HAS_INIT_PRIORITY): Tweak comments.
22802 (DECL_INIT_PRIORITY): Likewise.
22803 (SET_DECL_INIT_PRIORITY): Add comment.
22804 (DECL_FINI_PRIORITY): New macro.
22805 (SET_DECL_FINI_PRIORITY): Likewise.
22806 (DEFAULT_INIT_PRIORITY): Document.
22807 (MAX_INIT_PRIORITY): Likewise.
22808 (MAX_RESERVED_INIT_PRIORITY): Likewise.
22809 (tree_map_base): New type.
22810 (tree_map_base_eq): New function.
22811 (tree_map_base_hash): Likewise.
22812 (tree_map_base_marked_p): Likewise.
22813 (tree_map): Inherit from tree_map_base.
22814 (tree_map_eq): Make it a macro.
22815 (tree_map_marked_p): Likewise.
22816 (tree_int_map): Inherit from tree_map_base.
22817 (tree_int_map_eq): Make it a macro.
22818 (tree_int_map_hash): Likewise.
22819 (tree_int_map_marked_p): Likewise.
22820 (tree_priority_map): New type.
22821 (tree_priority_map_eq): New macro.
22822 (tree_priority_map_hash): Likewise.
22823 (tree_priority_map_marked_p): Likewise.
22824 * varasm.c (emults_decl): Adjust for refactoring of tree_map
22826 (emutls_common_1): Likewise.
22827 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
22828 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
22829 of tree_map hierarchy.
22830 * tree-cfg.c (move_stmt_r): Likewise.
22831 (new_label_mapper): Likewise.
22832 * c-tree.h (c_expand_body): Move to ...
22833 * c-common.h (c_expand_body): ... here.
22834 * c-decl.c (c_expand_body): Move to ...
22835 * c-common.c (c_expand_body): ... here.
22836 (c_common_attribute_table): Allow 1 argument for the constructor
22837 and destructor attributes.
22838 (get_priority): New function.
22839 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
22840 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
22842 2007-02-24 Jan Hubicka <jh@suse.cz>
22844 PR middle-end/30509
22845 * tree-inline.c (copy_bb): Produce exact copy of EH info when
22846 copying for inlining.
22848 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
22849 Jan Hubicka <jh@suse.cz>
22852 * i386.c (counter_mode): New function.
22853 (expand_set_or_movmem_via_loop): Use it.
22854 (expand_movmem_epilogue): Likewise; fix pasto.
22855 (ix86_expand_movmem): Do emit guard even for constant counts.
22856 (ix86_expand_setmem): Likewise.
22858 2007-02-25 Nick Clifton <nickc@redhat.com>
22860 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
22861 (JUMP_TABLES_IN_TEXT_SECTION): Define.
22863 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
22866 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
22867 count argument with 0x10, not with 0x16.
22868 (expand_setmem_epilogue): Ditto.
22870 2007-02-24 Mike Stump <mrs@apple.com>
22872 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
22875 2007-02-24 Richard Guenther <rguenther@suse.de>
22877 PR middle-end/30951
22878 * fold-const.c (fold_binary): Fold x +- CST op x for
22879 EQ_EXPR and NE_EXPR.
22881 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22883 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
22885 2007-02-24 Jan Hubicka <jh@suse.cz>
22887 * cgraphunit.c (decide_is_function_needed): Honor
22888 -fkeep-inline-functions.
22890 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22892 * builtins.c (fold_builtin_modf): New.
22893 (fold_builtin_2): Use it.
22895 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
22897 * loop-iv.c (implies_p): Detect additional cases where A implies B.
22898 (determine_max_iter): Take additional LOOP arg; all callers changed.
22899 Lose broken logic dealing with PLUS. Try to limit the upper bound by
22900 one using simplifications.
22901 (simplify_using_initial_values): Return if the expression becomes
22902 invalid due to altered regs.
22904 2007-02-23 DJ Delorie <dj@redhat.com>
22906 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
22908 2007-02-23 Mike Stump <mrs@apple.com>
22910 * tlink.c (scan_linker_output): Parse linker messages from
22911 darwin9's linker better.
22913 2007-02-23 Steve Ellcey <sje@cup.hp.com>
22916 * varpool.c (varpool_assemble_pending_decls): Set
22917 varpool_last_needed_node to null.
22919 2007-02-23 DJ Delorie <dj@redhat.com>
22921 * config/i386/i386.c (ix86_data_alignment): Don't specify an
22922 alignment bigger than the object file can handle.
22924 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
22927 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
22928 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
22929 (*movsf_1): Penalize MMX moves.
22931 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
22933 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
22934 2^32-1 or more times unless flag_unsafe_loop_optimizations.
22936 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
22938 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22940 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
22941 (fold_builtin_1): Use them.
22942 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
22943 BUILT_IN_SIGNIFICAND.
22945 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
22947 * config/i386/i386.c (bdesc_1arg): Initialize
22948 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
22949 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
22950 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
22951 and IX86_BUILTIN_MOVSLDUP.
22953 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
22955 PR rtl-optimization/30841
22956 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
22958 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22960 * builtins.c (fold_builtin_frexp): New.
22961 (fold_builtin_2): Use it.
22963 2007-02-22 Mark Mitchell <mark@codesourcery.com>
22965 * doc/invoke.texi (Spec Files): Document getenv spec function.
22967 * gcc.c (getenv_spec_function): New function.
22968 (static_spec_functions): Add it.
22969 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
22970 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
22973 2007-02-22 Michael Matz <matz@suse.de
22976 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
22977 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
22979 2007-02-22 Ian Lance Taylor <iant@google.com>
22982 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
22983 (mem_loc_descriptor): Call it.
22985 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
22986 Ira Rosen <irar@il.ibm.com>
22988 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
22990 2007-02-22 Ira Rosen <irar@il.ibm.com>
22992 PR tree-optimization/30843
22993 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
22994 stores only after all the group is vectorized.
22996 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
22998 PR tree-optimization/30858
22999 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
23000 in the reduction cycle have a single use in the loop.
23001 * tree-vectorizer.h (relevant): Add documentation.
23003 2007-02-20 Mike Stump <mrs@apple.com>
23005 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
23006 * configure: Regenerate.
23008 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
23010 Change the defaults of some parameters and options.
23011 * config/spu/spu-protos.h (spu_optimization_options): Declare.
23012 * config/spu/spu.c (spu_optimization_options): Add.
23013 (spu_override_options): Change params in spu_optimization_options.
23014 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
23016 Register 127 is only 16 byte aligned when used as a frame pointer.
23017 * config/spu/spu-protos.h (spu_init_expanders): Declare.
23018 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
23019 HARD_FRAME_POINTER_REGNUM.
23020 (spu_legitimate_address): Use regno_aligned_for_reload.
23021 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
23022 aligned when frame_pointer_needed is true.
23023 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
23025 * config/spu/spu.h (INIT_EXPANDERS): Define.
23027 Make sure shift and rotate instructions have valid immediate operands.
23028 * config/spu/predicates.md (spu_shift_operand): Remove.
23029 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
23030 * config/spu/constraints.md (W, O): Extend range.
23031 * config/spu/spu.md (umask, nmask): Define.
23032 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
23033 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
23034 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
23035 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
23036 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
23037 (lshr<mode>3_reg): Fix rtl description.
23039 Make sure mulhisi immediate operands are valid.
23040 * config/spu/predicates.md (imm_K_operand): Add.
23041 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
23043 Generate constants using fsmbi and andi.
23044 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
23045 (print_operand, spu_split_immediate, classify_immediate,
23046 fsmbi_const_p): Handle IC_FSMBI2.
23048 Correctly handle a CONST_VECTOR containing symbols.
23049 * config/spu/spu.c (print_operand): Handle HIGH correctly.
23050 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
23051 (immediate_load_p): Allow symbols that use 2 instructions to create.
23052 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
23053 with symbols when flag_pic is set.
23054 (const_vector_immediate_p): New.
23055 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
23056 accept a CONST_VECTOR with symbols.
23057 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
23058 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
23060 * config/spu/spu.md (high, low): Delete.
23061 (low_<mode>): Define.
23063 Remove INTRmode and INTR_REGNUM, which didn't work.
23064 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
23066 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
23067 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
23068 peephole2 pattern): Don't use INTR or 131.
23069 (movintrcc): Delete.
23070 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
23071 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
23072 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
23073 (UNSPEC_SET_INTR): Add.
23074 * config/spu/spu-modes.def (INTR): Remove.
23076 More accurate warnings about run-time relocations.
23077 * config/spu/spu.c (reloc_diagnostic): Test in_section.
23079 Correctly warn about immediate arguments to specific intrinsics.
23080 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
23081 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
23082 the instruction predicate.
23084 Fix tree check errors with latest update.
23085 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
23087 (spu_expand_builtin): Use CALL_EXPR_FN.
23089 Add missing specific intrinsics.
23090 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
23092 * config/spu/spu_internals.h: Ditto.
23094 Fix incorrect operand modifiers.
23095 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
23096 * config/spu/spu.md (xor<mode>3): Change %S to %J.
23098 Optimize one case of zero_extend of a vec_select.
23099 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
23101 Accept any immediate for hbr.
23102 * config/spu/spu.md (hbr): Change s constraints to i.
23104 2007-02-21 Paul Brook <paul@codesourcery.com>
23106 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
23107 condexec_count when skipping USE and CLOBBER.
23109 2007-02-21 Nick Clifton <nickc@redhat.com>
23111 * common.opt (Warray-bounds): Add Warning attribute.
23112 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
23114 (fsized-zeroes): Add Optimization attribute.
23115 (fsplit-wide-types, ftree-scev-cprop): Likewise.
23116 * c.opt (Wc++0x-compat): Add Warning attribute.
23118 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
23120 PR middle-end/30761
23121 * reload1.c (eliminate_regs_in_insn): In the single_set special
23122 case, attempt to re-recognize the insn before falling back to
23123 having reload fix it up.
23125 2007-02-20 Eric Christopher <echristo@gmail.com>
23127 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
23128 Rewrite accordingly.
23129 (frv_read_iacc_argument): Ditto.
23130 (frv_expand_set_builtin): Take a call instead of arglist, update for
23132 (frv_expand_unop_builtin): Ditto.
23133 (frv_expand_binop_builtin): Ditto.
23134 (frv_expand_cut_builtin): Ditto.
23135 (frv_expand_binopimm_builtin): Ditto.
23136 (frv_expand_voidbinop_builtin): Ditto.
23137 (frv_expand_int_void2arg): Ditto.
23138 (frv_expand_prefetches): Ditto.
23139 (frv_expand_voidtriop_builtin): Ditto.
23140 (frv_expand_voidaccop_builtin): Ditto.
23141 (frv_expand_load_builtin): Ditto.
23142 (frv_expand_store_builtin): Ditto.
23143 (frv_expand_mdpackh_builtin): Ditto.
23144 (frv_expand_mclracc_builtin): Ditto.
23145 (frv_expand_mrdacc_builtin): Ditto.
23146 (frv_expand_mwtacc_builtin): Ditto.
23147 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
23150 2007-02-20 Janis Johnson <janis187@us.ibm.com>
23152 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
23153 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
23155 (HAVE_GAS_DFP): Check for assembler support of decimal floating
23156 point instructions.
23157 * configure: Regenerate.
23158 * config.in: Regenerate.
23159 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
23160 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
23161 masks to power6 and power6x and to POWERPC_MASKS.
23162 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
23164 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
23165 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
23166 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
23167 Access PROTOTYPE as variable, not mask.
23169 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
23171 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
23172 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
23173 * combine.c (adjust_for_new_dest): Use it.
23174 * postreload.c (reload_combine): Likewise.
23176 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
23178 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
23179 notes on an insn with multiple sets, even if single_set returns
23180 non-NULL for that insn.
23182 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23184 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
23185 scalbn and scalbln.
23187 2007-02-20 Geoffrey Keating <geoffk@apple.com>
23189 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
23190 if user didn't pass it.
23191 * config/i386/darwin.h (CC1_SPEC): Likewise.
23192 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
23193 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
23194 -mmacosx-version-min.
23196 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23197 Uros Bizjak <ubizjak@gmail.com>
23199 * optabs.h (enum optab_index): Add new OTI_scalb.
23200 (scalb_optab): Define corresponding macro.
23201 * optabs.c (init_optabs): Initialize scalb_optab.
23202 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
23204 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
23205 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
23206 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
23207 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
23208 flag_unsafe_math_optimizations is set.
23210 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
23211 to implement scalbf, scalb and scalbl built-ins as inline x87
23214 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23215 DJ Delorie <dj@redhat.com>
23218 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
23219 (diagnostic_report_diagnostic): ... here, and turn them into real
23220 errors. If warnings are inhibited, no need to do anything.
23222 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
23224 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
23225 better code generation.
23227 2007-02-20 Ben Elliston <bje@au.ibm.com>
23229 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
23231 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
23233 * config/alpha/alpha.c, config/alpha/alpha.md,
23234 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
23235 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
23236 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
23237 config/arm/lib1funcs.asm: Follow spelling conventions.
23239 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
23240 config/fr30/fr30.md, config/i386/i386.h,
23241 config/iq2000/iq2000.h, config/iq2000/predicates.md,
23242 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
23243 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
23244 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
23245 config/rs6000/altivec.md, config/rs6000/rs6000.c,
23246 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
23247 config/sparc/sparc.c, config/sparc/sparc.h,
23248 config/sparc/sparc.md, config/spu/constraints.md,
23249 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
23252 2007-02-20 Alan Modra <amodra@bigpond.net.au>
23255 * varasm.c (use_blocks_for_decl_p): Return false for decls with
23258 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
23260 * doc/invoke.texi (-ftree-lrs): Remove.
23262 2007-02-19 Diego Novillo <dnovillo@redhat.com>
23264 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
23267 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
23269 * config/ia64/ia64.c (ia64_expand_builtin): Use the
23270 new CALL_EXPR_FN macro for retrieving the function
23271 declaration of the input expression.
23273 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23275 * c.opt (Waddress): New.
23276 * common.opt (Walways-true): Delete.
23277 (Wstring-literal-comparison): Delete.
23278 * doc/invoke.texi (Warning Options): Delete -Walways-true and
23279 -Wstring-literal-comparison. Add -Waddress.
23281 (Walways-true): Delete.
23282 (Wstring-literal-comparison): Delete.
23283 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
23284 consistently instead of -Walways-true in example.
23285 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
23286 * c-typeck.c (parser_build_binary_op): Replace
23287 -Wstring-literal-comparison and -Walways-true with -Waddress.
23288 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
23291 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
23293 * tree-cfg.c (dump_function_to_file): Be prepared for functions
23294 without DECL_STRUCT_FUNCTION initialized.
23296 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
23298 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
23299 due to calls to functions taking pointers as parameters.
23301 2007-02-19 Richard Henderson <rth@redhat.com>
23304 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
23307 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
23309 * config/s390/s390.c (s390_call_saved_register_used,
23310 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
23311 accessed to the new scheme.
23313 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
23315 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
23316 (cris_print_index, cris_print_operand, cris_print_operand_address)
23317 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
23318 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
23319 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
23320 GET_CODE () == xxx.
23321 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
23322 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
23323 GO_IF_LEGITIMATE_ADDRESS): Ditto.
23324 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
23325 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
23326 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
23327 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
23328 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
23329 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
23330 (uminsi3, call, call_value): Ditto.
23331 (define_split: indir_to_reg_split, unnamed): Ditto.
23333 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
23335 PR tree-optimization/30975
23336 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
23339 2007-02-18 Eric Christopher <echristo@gmail.com>
23341 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
23342 Remove use of arglist.
23343 (mips_expand_builtin): Remove use of arglist, pass in expr.
23344 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
23345 (mips_expand_builtin_movtf): Ditto.
23346 (mips_expand_builtin_compare): Ditto.
23348 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
23350 * tree-sra.c (sra_build_assignment): Replace assertion
23351 checking with a comment explaining why it can't be done.
23353 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
23355 PR middle-end/30833
23356 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
23357 during CALL_EXPR representation conversion.
23358 * tree-ssa-propagate.c (set_rhs): Likewise.
23360 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
23362 * tree-sra.c (sra_build_assignment): Disable assertion checking
23365 2007-02-18 Roger Sayle <roger@eyesopen.com>
23367 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
23368 instead of calling build2 with a GIMPLE_MODIFY_STMT.
23369 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
23371 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
23372 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
23373 gimplify_init_ctor_eval_range, gimple_push_cleanup,
23374 gimplify_omp_for, gimplify_omp_atomic_pipeline,
23375 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
23376 force_gimple_operand): Likewise.
23377 * ipa-cp.c (constant_val_insert): Likewise.
23378 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
23379 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
23380 perfect_nestify): Likewise.
23381 * langhooks.c (lhd_omp_assignment): Likewise.
23382 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
23383 lower_copyprivate_clauses, lower_send_clauses,
23384 lower_send_shared_vars, expand_parallel_call,
23385 expand_omp_for_generic, expand_omp_for_static_nochunk,
23386 expand_omp_for_static_chunk, expand_omp_sections,
23387 lower_omp_single_copy, lower_omp_for_lastprivate,
23388 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
23389 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
23390 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
23393 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
23395 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
23396 config/sh/sh.md: Follow spelling conventions.
23398 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
23399 config/frv/predicates.md: Follow spelling conventions.
23401 * config/m68k/linux-unwind.h: Fix a comment typo.
23402 * target.h: Follow spelling conventions.
23404 2007-02-18 Roger Sayle <roger@eyesopen.com>
23406 PR rtl-optimization/28173
23407 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
23408 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
23409 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
23410 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
23411 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
23413 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23415 * builtins.c (fold_builtin_load_exponent): New.
23416 (fold_builtin_2): Use it.
23418 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
23420 PR rtl-optimization/30773
23421 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
23422 if we fail to attach a REG_EQUIV note.
23424 2007-02-18 David Edelsohn <edelsohn@gnu.org>
23425 Roger Sayle <roger@eyesopen.com>
23427 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
23429 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
23431 * calls.c (initialize_argument_information): Pass original EXP
23432 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
23433 code to split complex arguments here, as part of initializing the
23435 (expand_call): Remove code that builds a list of arguments and
23436 inserts implicit arguments into it. Instead, just count how many
23437 implicit arguments there will be so we can determine the size of
23438 the ARGS array, and let initialize_argument_information do the work.
23439 (split_complex_values): Delete unused function.
23441 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
23443 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
23445 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
23447 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
23448 for arg pointer based indexed addressing.
23450 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
23452 * config/ia64/ia64.h, config/ia64/ia64.md,
23453 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
23454 spelling conventions.
23456 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
23458 * config/m68k/m68k.c (split_di): New.
23459 * config/m68k/m68k-protos.h: Declare split_di.
23460 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
23461 Improve predicate handling and split constant shifts.
23463 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
23465 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
23466 parameter for register bitfield operations, general predicates
23469 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
23471 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
23472 * config/m68k/linux-unwind.h: New file.
23474 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
23476 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
23477 config/i386/athlon.md, config/ia64/ia64.md,
23478 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
23479 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
23480 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
23481 tree-ssa-loop-niter.c, tree-vect-analyze.c,
23482 tree-vect-transform.c: Fix comment typos.
23484 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
23486 * sched-deps.c (find_insn_list): Remove.
23487 * sched-int.h: Remove the prototype for find_insn_list.
23489 2007-02-16 Geoffrey Keating <geoffk@apple.com>
23491 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
23493 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
23494 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
23495 darwin_rs6000_override_options.
23496 (C_COMMON_OVERRIDE_OPTIONS): Expect
23497 darwin_macosx_version_min to be non-NULL always.
23498 (TARGET_C99_FUNCTIONS): Likewise.
23499 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
23500 (DARWIN_MINVERSION_SPEC): New.
23501 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
23502 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
23504 (DARWIN_MINVERSION_SPEC): New.
23505 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
23507 * config/darwin-c.c (darwin_cpp_builtins): Expect
23508 darwin_macosx_version_min to be non-NULL always.
23510 * config/rs6000/rs6000.c: Clean up trailing whitespace.
23512 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
23514 * config/i386/i386.h (x86_use_xchgb): New.
23515 (TARGET_USE_XCHGB): New macro.
23516 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
23517 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
23518 Split after reload into bswaphi for shifts of 8.
23519 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
23520 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
23521 or when optimizing for size.
23523 2007-02-16 Richard Guenther <rguenther@suse.de>
23524 Christian Bruel <christian.bruel@st.com>
23526 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
23527 DECLs but prefer SSA_NAMEs over DECLs.
23529 2007-02-16 Richard Guenther <rguenther@suse.de>
23531 * tree-flow-inline.h (single_imm_use_p): Remove.
23532 (zero_imm_uses_p): Likewise.
23533 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
23534 instead of single_imm_use_p.
23535 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
23538 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23541 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
23542 nested double- and backquotes.
23544 2007-02-15 Roger Sayle <roger@eyesopen.com>
23546 PR middle-end/30391
23547 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
23548 should be unreachable.
23549 (build2_stat): Allow construction of MODIFY_EXPR at any time.
23550 For the time being redirect GIMPLE_MODIFY_STMT to the new
23551 (renamed) build_gimple_modify_stmt_stat.
23552 (build2_gimple_stat): Rename to...
23553 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
23554 Always build a GIMPLE_MODIFY_STMT node.
23555 * tree.h (build2_gimple, build2_gimple_stat): Delete.
23556 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
23559 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
23560 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
23561 * tree-complex.c (set_component_ssa_name, expand_complex_move,
23562 expand_complex_div_wide): Likewise.
23563 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
23564 * tree-ssa-loop-im.c (schedule_sm): Likewise.
23565 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
23566 * tree-ssa-loop-manip.c (create_iv): Likewise.
23567 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
23568 abs_replacement): Likewise.
23569 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
23570 realify_fake_stores): Likewise.
23572 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
23573 node rather than a GIMPLE_MODIFY_STMT node.
23574 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
23575 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
23577 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
23578 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
23579 GIMPLE_MODIFY_STMT.
23581 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
23583 PR middle-end/30433
23584 * fold-const.c (fold_comparison): Add back the
23585 folding of constant complex comparisions.
23587 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
23589 PR middle-end/30729
23590 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
23591 effects unknown to this function, return early.
23593 2007-02-15 Ian Lance Taylor <iant@google.com>
23595 * lower-subreg.c (move_eh_region_note): New static function.
23596 (resolve_simple_move): Call it.
23597 (decompose_multiword_subregs): Track blocks for which we resolve a
23598 simple move which is also a control flow insn. Pass them to
23599 find_many_sub_basic_blocks.
23600 (pass_lower_subreg): Add TODO_verify_flow.
23601 (pass_lower_subreg2): Likewise.
23603 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23604 Brooks Moses <brooks.moses@codesourcery.com>
23605 Lee Millward <lee.millward@codesourcery.com>
23607 * tree.h (enum tree_code_class): Add tcc_vl_exp.
23608 (VL_EXP_CLASS_P): New.
23609 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
23611 (TREE_OPERAND_CHECK_CODE): Likewise.
23612 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
23613 (TREE_RTL_OPERAND_CHECK): Likewise.
23614 (tree_operand_check_failed): Make second parameter the whole tree
23615 instead of its code. Fixed callers.
23616 (VL_EXP_CHECK): New.
23617 (TREE_OPERAND_LENGTH): New.
23618 (VL_EXP_OPERAND_LENGTH): New.
23619 (CALL_EXPR_FN): New.
23620 (CALL_EXPR_STATIC_CHAIN): New.
23621 (CALL_EXPR_ARGS): New.
23622 (CALL_EXPR_ARG): New.
23623 (call_expr_nargs): New.
23624 (CALL_EXPR_ARGP): New.
23625 (build_nt_call_list): Declare.
23626 (build_vl_exp_stat): Declare.
23627 (build_vl_exp): New.
23628 (build_call_list): Declare.
23629 (build_call_nary): Declare.
23630 (build_call_valist): Declare.
23631 (build_call_array): Declare.
23632 (call_expr_arg): Declare.
23633 (call_expr_argp): Declare.
23634 (call_expr_arglist): Declare.
23635 (fold_build_call_list): Declare.
23636 (fold_build_call_list_initializer): Declare.
23637 (fold_call_expr): Declare to replace fold_builtin.
23638 (fold_builtin_fputs): Update to agree with modified definition.
23639 (fold_builtin_strcpy): Likewise.
23640 (fold_builtin_strncpy): Likewise.
23641 (fold_builtin_memory_chk): Likewise.
23642 (fold_builtin_stxcpy_chk): Likewise.
23643 (fold_builtin_strncpy_chk): Likewise.
23644 (fold_builtin_next_arg): Likewise.
23645 (fold_build_call_expr): Declare.
23646 (fold_builtin_call_list): Declare.
23647 (fold_builtin_call_valist): Declare.
23648 (build_call_expr): Declare.
23649 (validate_arglist): Update to agree with modified definition.
23650 (tree_operand_length): New.
23651 (call_expr_arg_iterator): New.
23652 (init_call_expr_arg_iterator): New.
23653 (next_call_expr_arg): New.
23654 (first_call_expr_arg): New.
23655 (more_call_expr_args_p): New.
23656 (FOR_EACH_CALL_EXPR_ARG): New.
23658 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
23659 and tcc_gimple_stmt.
23660 (tree_code_size): Update documentation. Use sizeof (tree) rather
23661 than sizeof (char *).
23662 (tree_size): Likewise. Add case for tcc_vl_exp.
23663 (tree_node_structure): Add case for tcc_vl_exp.
23664 (contains_placeholder_p): Likewise.
23665 (substitute_in_expr): Likewise.
23666 (substitute_placeholder_in_expr): Likewise.
23667 (stabilize_reference_1): Likewise.
23668 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
23669 to diagnose breakage of this interface for constructing CALL_EXPRs.
23670 (build_nt): Add similar assertion here.
23671 (build_nt_call_list): New.
23672 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
23673 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
23675 (get_callee_fndecl): Use new CALL_EXPR accessors.
23676 (tree_operand_check_failed): Change parameters to pass entire node
23677 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
23678 (process_call_operands): New.
23679 (build_vl_exp_stat): New.
23680 (build_call_list): New.
23681 (build_call_nary): New.
23682 (build_call_valist): New.
23683 (build_call_array): New.
23684 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23685 (call_expr_arglist): New.
23687 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
23688 tcc_vl_exp instead of a fixed-size tcc_expression.
23690 * doc/c-tree.texi (CALL_EXPR): Document new representation and
23691 accessors for CALL_EXPRs.
23692 (AGGR_INIT_EXPR): Likewise.
23694 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23695 Brooks Moses <brooks.moses@codesourcery.com>
23696 Lee Millward <lee.millward@codesourcery.com>
23698 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
23699 (expand_builtin_nonlocal_goto): Change parameter to be entire
23700 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
23701 (expand_builtin_prefetch): Likewise.
23702 (expand_builtin_classify_type): Likewise.
23703 (mathfn_built_in): Return NULL_TREE instead of 0.
23704 (expand_errno_check): Use new CALL_EXPR accessors.
23705 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
23706 Return NULL_RTX instead of 0.
23707 (expand_builtin_mathfn_2): Likewise.
23708 (expand_builtin_mathfn_3): Likewise.
23709 (expand_builtin_interclass_mathfn): Likewise.
23710 (expand_builtin_sincos): Likewise.
23711 (expand_builtin_cexpi): Likewise.
23712 (expand_builtin_int_roundingfn): Likewise.
23713 (expand_builtin_int_roundingfn_2): Likewise.
23714 (expand_builtin_pow): Likewise.
23715 (expand_builtin_powi): Likewise.
23716 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
23717 of arglist, fixing callers appropriately. Use new CALL_EXPR
23718 accessors and constructors. Return NULL_RTX instead of 0.
23719 (expand_builtin_strstr): Likewise.
23720 (expand_builtin_strchr): Likewise.
23721 (expand_builtin_strrchr): Likewise.
23722 (expand_builtin_strpbrk): Likewise.
23723 (expand_builtin_memcpy): Likewise.
23724 (expand_builtin_mempcpy): Likewise.
23725 (expand_builtin_mempcpy_args): New.
23726 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
23727 (expand_builtin_memmove_args): New.
23728 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
23729 (expand_movstr): Likewise.
23730 (expand_builtin_strcpy): Likewise.
23731 (expand_builtin_strcpy_args): New.
23732 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
23733 (expand_builtin_strncpy): Likewise.
23734 (expand_builtin_memset): Likewise.
23735 (expand_builtin_memset_args): New.
23736 (expand_builtin_bzero): Similarly to expand_builtin_memset.
23737 (expand_builtin_memcmp): Likewise.
23738 (expand_builtin_strcmp): Likewise.
23739 (expand_builtin_strncmp): Likewise.
23740 (expand_builtin_strcat): Likewise.
23741 (expand_builtin_strncat): Likewise.
23742 (expand_builtin_strspn): Likewise.
23743 (expand_builtin_strcspn): Likewise.
23744 (expand_builtin_args_info): Likewise.
23745 (expand_builtin_va_start): Likewise.
23746 (gimplify_va_arg_expr): Likewise.
23747 (expand_builtin_va_end): Likewise.
23748 (expand_builtin_va_copy): Likewise.
23749 (expand_builtin_frame_address): Likewise.
23750 (expand_builtin_alloca): Likewise.
23751 (expand_builtin_bswap): Likewise.
23752 (expand_builtin_unop): Likewise.
23753 (expand_builtin_fputs): Likewise.
23754 (expand_builtin_expect): Likewise.
23755 (expand_builtin_fabs): Likewise.
23756 (expand_builtin_copysign): Likewise.
23757 (expand_builtin_printf): Likewise.
23758 (expand_builtin_fprintf): Likewise.
23759 (expand_builtin_sprintf): Likewise.
23760 (expand_builtin_init_trampoline): Likewise.
23761 (expand_builtin_signbit): Likewise.
23762 (expand_builtin_fork_or_exec): Likewise.
23763 (expand_builtin_sync_operation): Likewise.
23764 (expand_builtin_compare_and_swap): Likewise.
23765 (expand_builtin_lock_test_and_set): Likewise.
23766 (expand_builtin_lock_release): Likewise.
23767 (expand_builtin): Likewise.
23768 (builtin_mathfn_code): Likewise.
23770 (fold_builtin_constant_p): Pass call arguments individually instead
23771 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
23772 accessors and constructors. Return NULL_TREE instead of 0.
23773 (fold_builtin_expect): Likewise.
23774 (fold_builtin_classify_type): Likewise.
23775 (fold_builtin_strlen): Likewise.
23776 (fold_builtin_nan): Likewise.
23777 (integer_valued_real_p): Likewise.
23778 (fold_trunc_transparent_mathfn): Likewise.
23779 (fold_fixed_mathfn): Likewise.
23780 (fold_builtin_cabs): Likewise.
23781 (fold_builtin_sqrt): Likewise.
23782 (fold_builtin_cbrt): Likewise.
23783 (fold_builtin_cos): Likewise.
23784 (fold_builtin_cosh): Likewise.
23785 (fold_builtin_tan): Likewise.
23786 (fold_builtin_sincos): Likewise.
23787 (fold_builtin_cexp): Likewise.
23788 (fold_builtin_trunc): Likewise.
23789 (fold_builtin_floor): Likewise.
23790 (fold_builtin_ceil): Likewise.
23791 (fold_builtin_round): Likewise.
23792 (fold_builtin_int_roundingfn): Likewise.
23793 (fold_builtin_bitop): Likewise.
23794 (fold_builtin_bswap): Likewise.
23795 (fold_builtin_logarithm): Likewise.
23796 (fold_builtin_hypot): Likewise.
23797 (fold_builtin_pow): Likewise.
23798 (fold_builtin_powi): Likewise.
23799 (fold_builtin_exponent): Likewise.
23800 (fold_builtin_memset): Likewise.
23801 (fold_builtin_bzero): Likewise.
23802 (fold_builtin_memory_op): Likewise.
23803 (fold_builtin_bcopy): Deleted; call site changed to invoke
23804 fold_builtin_memory_op directly.
23805 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
23806 (fold_builtin_strncpy): Likewise.
23807 (fold_builtin_memcmp): Likewise.
23808 (fold_builtin_strcmp): Likewise.
23809 (fold_builtin_strncmp): Likewise.
23810 (fold_builtin_signbit): Likewise.
23811 (fold_builtin_copysign): Likewise.
23812 (fold_builtin_isascii): Likewise.
23813 (fold_builtin_toascii): Likewise.
23814 (fold_builtin_isdigit): Likewise.
23815 (fold_builtin_fabs): Likewise.
23816 (fold_builtin_abs): Likewise.
23817 (fold_builtin_fmin_fmax): Likewise.
23818 (fold_builtin_carg): Likewise.
23819 (fold_builtin_classify): Likewise.
23820 (fold_builtin_unordered_cmp): Likewise.
23822 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
23823 New functions split out from fold_builtin_1.
23824 (fold_builtin_n): New.
23825 (fold_builtin_varargs): New.
23826 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
23828 (fold_call_expr): New.
23829 (build_function_call_expr): Rewrite to use new helper function.
23830 (fold_builtin_call_list): New.
23831 (build_call_expr): New.
23832 (fold_builtin_call_valist): New.
23833 (rewrite_call_expr): New.
23834 (validate_arg): New.
23835 (validate_arglist): Change parameter to be entire CALL_EXPR instead
23836 of an arglist. Change return type to bool. Use new CALL_EXPR
23839 (fold_builtin_strstr): Pass call arguments individually instead
23840 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
23841 accessors and constructors. Return NULL_TREE instead of 0.
23842 (fold_builtin_strchr): Likewise.
23843 (fold_builtin_strrchr): Likewise.
23844 (fold_builtin_strpbrk): Likewise.
23845 (fold_builtin_strcat): Likewise.
23846 (fold_builtin_strncat): Likewise.
23847 (fold_builtin_strspn): Likewise.
23848 (fold_builtin_strcspn): Likewise.
23849 (fold_builtin_fputs): Likewise.
23850 (fold_builtin_next_arg): Likewise.
23851 (fold_builtin_sprintf): Likewise.
23853 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
23854 NULL_RTX instead of 0.
23855 (expand_builtin_memory_chk): Likewise.
23856 (maybe_emit_chk_warning): Likewise.
23857 (maybe_emit_sprintf_chk_warning): Likewise.
23859 (fold_builtin_object_size): Pass call arguments individually instead
23860 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
23861 accessors and constructors. Return NULL_TREE instead of 0.
23862 (fold_builtin_memory_chk): Likewise.
23863 (fold_builtin_stxcpy_chk): Likewise.
23864 (fold_builtin_strncpy_chk): Likewise.
23865 (fold_builtin_strcat_chk): Likewise.
23866 (fold_builtin_strcat_chk): Likewise.
23867 (fold_builtin_strncat_chk): Likewise.
23868 (fold_builtin_sprintf_chk): Likewise.
23869 (fold_builtin_snprintf_chk): Likewise.
23870 (fold_builtin_printf): Likewise.
23871 (fold_builtin_vprintf): Likewise.
23873 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
23875 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
23876 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23877 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
23878 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
23879 (fold_unary): Likewise.
23880 (fold_binary): Likewise.
23881 (fold_ternary): Remove CALL_EXPR case, since they are no longer
23882 ternary expressions.
23883 (fold): Add logic for tcc_vl_exp.
23884 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
23885 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23886 (fold_build3_stat): Add assertion to flag broken interface for
23887 constructing CALL_EXPRs.
23888 (fold_build_call_list): New.
23889 (fold_build_call_list_initializer): New.
23890 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
23892 (fold_strip_sign_ops): Likewise.
23894 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23895 Brooks Moses <brooks.moses@codesourcery.com>
23896 Lee Millward <lee.millward@codesourcery.com>
23898 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
23899 accessors and dump arguments explicitly.
23901 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
23903 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
23905 (print_call_name): Use new CALL_EXPR accessors.
23907 * print-tree.c (print_node): Add case tcc_vl_exp. Print
23908 CALL_EXPR arguments explicitly instead of as a list. Use
23909 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23911 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
23912 (vrp_visit_stmt): Likewise.
23914 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
23915 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
23917 (force_move_till_expr): Likewise.
23919 * targhooks.c (default_external_stack_protect_fail): Use
23920 build_call_expr instead of build_function_call_expr.
23921 (default_hidden_stack_protect_fail): Likewise.
23923 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
23926 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
23927 and walk arguments explicitly.
23929 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
23930 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23931 (expand_simple_operations): Likewise.
23932 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
23934 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
23935 of TREE_CODE_LENGTH.
23936 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
23938 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
23939 instead of TREE_CODE_LENGTH.
23941 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
23942 (tree_ic_transform): Likewise.
23943 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
23944 parameter instead of arglist. Fix callers.
23945 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
23946 (tree_stringops_transform): Likewise.
23947 (tree_indirect_call_to_profile): Likewise.
23948 (tree_stringops_values_to_profile): Likewise.
23950 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
23951 (eliminate_tail_call): Likewise.
23953 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
23955 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
23956 Use TREE_OPERAND_LENGTH and generalize to handle any number of
23958 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
23960 * omp-low.c (build_omp_barrier): Use build_call_expr.
23961 (lower_rec_input_clauses): Likewise.
23962 (lower_reduction_clauses): Likewise.
23963 (expand_parallel_call): Likewise.
23964 (maybe_catch_exception): Likewise.
23965 (expand_omp_for_generic): Likewise.
23966 (expand_omp_for_static_nochunk): Likewise.
23967 (expand_omp_sections): Likewise.
23968 (lower_omp_single_simple): Likewise.
23969 (lower_omp_single_copy): Likewise.
23970 (lower_omp_master): Likewise.
23971 (lower_omp_ordered): Likewise.
23972 (lower_omp_critical): Likewise.
23974 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
23975 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
23977 * tree-gimple.c (is_gimple_call_addr): Fix doc.
23978 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
23979 TREE_CODE_LENGTH. Add tcc_vl_exp case.
23981 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
23982 and generalize to handle any number of operands.
23983 (chrec_contains_undetermined): Likewise.
23984 (tree_contains_chrecs): Likewise.
23985 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
23987 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
23989 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
23990 fold_call_expr instead of fold_builtin.
23991 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
23992 match declarations there.
23993 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
23996 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
23997 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23999 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
24000 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
24002 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
24005 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
24006 (execute_cse_sincos): Use new CALL_EXPR accessors.
24008 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
24010 * gimple-low.c (lower_function_body): Use build_call_expr.
24011 (lower_builtin_setjmp): Likewise.
24013 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
24014 (set_storage_via_libcall): Likewise.
24015 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
24016 instead of TREE_CODE_LENGTH.
24017 (expand_expr_real_1): Use new CALL_EXPR accessors.
24019 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
24020 generalize to handle any number of operands.
24021 (TB_parent_eq): Likewise.
24023 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
24024 (strip_builtin_expect): Likewise.
24026 * function.c (gimplify_parameters): Use build_call_expr.
24028 * tree-vectorizer.c (vect_is_simple_reduction): Use
24029 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
24031 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
24032 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
24034 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
24037 * gimplify.c (build_stack_save_restore): Use build_call_expr.
24038 (gimplify_decl_expr): Likewise.
24039 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
24040 Use new CALL_EXPR iterators.
24041 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
24042 (gimplify_modify_expr_to_memset): Likewise.
24043 (gimplify_variable_sized_compare): Likewise.
24044 (gimplify_omp_atomic_fetch_op): Likewise.
24045 (gimplify_omp_atomic_pipeline): Likewise.
24046 (gimplify_omp_atomic_mutex): Likewise.
24047 (gimplify_function_tree): Likewise.
24049 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
24050 (call_expr_flags): Likewise.
24051 (expand_call): Likewise.
24053 * except.c (expand_builtin_eh_return_data_regno): Pass entire
24054 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
24057 * coverage.c (create_coverage): Use build_call_expr.
24059 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
24060 (temp_call_expr_obstack): New.
24061 (pool_copy_list): Delete.
24062 (temp_copy_call_expr): New.
24063 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
24064 CALL_EXPR accessors. Get rid of special goo for copying argument
24065 lists and use temp_copy_call_expr instead.
24066 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
24067 CALL_EXPR accessors.
24068 (create_expression_by_pieces): Likewise. Use build_call_array
24069 to construct the result instead of fold_build3.
24070 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
24071 dealing with argument lists.
24072 (init_pre): Remove references to expression_node_pool and
24073 list_node_pool. Init temp_call_expr_obstack instead.
24074 (fini_pre): Remove references to expression_node_pool and
24077 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
24078 and walk arguments explicitly instead of as a list.
24080 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
24081 (mx_register_decls): Likewise.
24082 (mudflap_register_call): Likewise.
24083 (mudflap_finish_file): Likewise.
24085 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
24086 (ipa_callsite_compute_param): Likewise.
24088 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
24089 accessors and constructor.
24091 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
24092 accessors and constructor.
24093 (convert_tramp_reference): Likewise.
24094 (convert_call_expr): Likewise.
24095 (finalize_nesting_tree_1): Likewise.
24097 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
24100 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
24102 * tree-inline.c (initialize_inlined_parameters): Pass entire
24103 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
24105 (estimate_num_insns_1): Use new CALL_EXPR accessors.
24106 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
24108 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
24109 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
24110 (vectorizable_reduction): Likewise.
24111 (vectorizable_call): Use new CALL_EXPR iterators.
24112 (vectorizable_conversion): Use build_call_expr.
24113 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
24114 (vect_gen_widened_results_half): Use build_call_expr.
24115 (vect_setup_realignment): Likewise.
24116 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
24118 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
24119 (pass_through_call): Likewise.
24120 (compute_object_sizes): Likewise. Use fold_call_expr instead of
24123 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
24124 (tree_gen_pow2_profiler): Likewise.
24125 (tree_gen_one_value_profiler): Likewise.
24126 (tree_gen_ic_func_profiler): Likewise.
24127 (tree_gen_average_profiler): Likewise.
24128 (tree_gen_ior_profiler): Likewise.
24130 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
24131 (find_func_aliases): Use new CALL_EXPR accessors. Add case
24132 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
24134 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
24135 of TREE_CODE_LENGTH.
24137 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
24138 of TREE_CODE_LENGTH.
24140 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
24142 (convert_to_integer): Likewise.
24144 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
24147 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
24148 Brooks Moses <brooks.moses@codesourcery.com>
24149 Lee Millward <lee.millward@codesourcery.com>
24151 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
24153 * config/frv/frv.c (frv_expand_builtin): Likewise.
24154 * config/s390/s390.c (s390_expand_builtin): Likewise.
24156 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
24157 (sparc_expand_builtin): Use new CALL_EXPR accessors.
24159 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
24160 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
24161 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
24162 (ix86_expand_store_builtin): Likewise.
24163 (ix86_expand_unop_builtin): Likewise.
24164 (ix86_expand_unop1_builtin): Likewise.
24165 (ix86_expand_sse_compare): Likewise.
24166 (ix86_expand_sse_comi): Likewise.
24167 (ix86_expand_vec_init_builtin): Likewise.
24168 (ix86_expand_vec_ext_builtin): Likewise.
24169 (ix86_expand_vec_set_builtin): Likewise.
24170 (ix86_expand_builtin): Use new CALL_EXPR accessors.
24172 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
24173 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
24175 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
24176 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
24177 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
24179 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
24181 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
24182 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
24183 arglist. Use new CALL_EXPR accessors. Fix callers.
24184 (altivec_expand_abs_builtin): Likewise.
24185 (rs6000_expand_binop_builtin): Likewise.
24186 (altivec_expand_predicate_builtin): Likewise.
24187 (altivec_expand_lv_builtin): Likewise.
24188 (spe_expand_stv_builtin): Likewise.
24189 (altivec_expand_stv_builtin): Likewise.
24190 (rs6000_expand_ternop_builtin): Likewise.
24191 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
24192 (altivec_expand_st_builtin): Likewise.
24193 (altivec_expand_dst_builtin): Likewise.
24194 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
24195 arglist. Use new CALL_EXPR accessors. Fix callers.
24196 (altivec_expand_vec_set_builtin): Likewise.
24197 (altivec_expand_vec_ext_builtin): Likewise.
24198 (altivec_expand_builtin): Use new CALL_EXPR accessors.
24199 (spe_expand_builtin): Likewise.
24200 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
24201 arglist. Use new CALL_EXPR accessors. Fix callers.
24202 (spe_expand_evsel_builtin): Likewise.
24203 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
24204 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
24206 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
24207 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
24208 (arm_expand_unop_builtin): Likewise.
24209 (arm_expand_builtin): Use new CALL_EXPR accessors.
24211 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
24214 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
24215 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
24217 (bfin_expand_unop_builtin): Likewise.
24218 (bfin_expand_builtin): Use new CALL_EXPR accessors.
24220 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
24221 Brooks Moses <brooks.moses@codesourcery.com>
24222 Lee Millward <lee.millward@codesourcery.com>
24224 * c-semantics.c (build_stmt): Add internal diagnostic check.
24226 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
24227 accessors. Print arguments explicitly instead of as a list.
24229 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
24231 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
24232 (c_finish_omp_flish): Likewise.
24234 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
24235 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
24236 instead of TREE_CODE_LENGTH.
24237 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
24238 (c_warn_unused_result): Likewise.
24240 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24243 * doc/invoke.texi (Warning Options): Remove
24244 -Werror-implicit-function-declaration.
24245 (Wimplicit-function-declaration): Update description.
24246 * opts.c (common_handle_option): Move handling of -Werror=* to...
24247 (enable_warning_as_error): ...here.
24248 * opts.h (enable_warning_as_error): Declare.
24249 * c-decl.c (implicit_decl_warning): Unless
24250 -Wno-implicit-function-declaration is given, emit a pedwarn if
24251 -std=c99 or emit a warning if -Wimplicit-function-declaration.
24252 * c.opt (Wimplicit-function-declaration): Replace
24253 mesg_implicit_function_declaration with
24254 warn_implicit_function_declaration.
24255 * c-opts.c (c_common_handle_option):
24256 -Werror-implicit-function-declaration is exactly equal as
24257 -Werror=implicit-function-declaration.
24258 (set_Wimplicit): Replace mesg_implicit_function_declaration with
24259 warn_implicit_function_declaration.
24260 (c_common_post_options): -Wimplict-function-declaration is enabled
24261 by default by -std=c99, otherwise is disabled by default.
24262 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
24264 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
24266 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
24267 DECL on the rhs to a DECL on the lhs for debug info purposes if the
24268 former is ignored but not the latter.
24270 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
24272 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
24273 is made and the reference doesn't use the alias set of its type,
24274 do not create the temporary using that type.
24276 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
24278 * jump.c: Remove prototypes for delete_computation and
24279 delete_prior_computation.
24281 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
24283 * jump.c (get_label_after): Delete.
24284 (get_label_before, delete_computation, delete_jump,
24285 delete_prior_computation, follow_jumps): Move...
24286 * reorg.c (delete_computation, delete_prior_computation): ... here...
24287 (get_label_before, delete_jump): ... making these static ...
24288 (follow_jumps): ... and simplifying this since it only runs after
24290 * rtl.h (get_label_after, get_label_before, delete_jump,
24291 follow_jumps): Delete prototypes.
24293 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
24295 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
24297 2007-02-15 Nick Clifton <nickc@redhat.com>
24299 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
24300 order to prevent it from being munged by the target.
24302 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
24304 * config/i386/i386.md: Remove misleading comment.
24306 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
24308 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
24309 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
24312 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
24314 * tree-sra.c (instantiate_missing_elements): Canonicalize
24316 (sra_build_assignment): New.
24317 (generate_copy_inout, generate_element_copy,
24318 generate_element_zero, generate_one_element_init): Use it.
24320 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
24322 * tree-sra.c (instantiate_missing_elements): Canonicalize
24324 (sra_build_assignment): New.
24325 (generate_copy_inout, generate_element_copy,
24326 generate_element_zero, generate_one_element_init): Use it.
24328 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
24330 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
24333 2007-02-14 Joseph Myers <joseph@codesourcery.com>
24335 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
24336 types as aggregates not scalars.
24337 * function.c (assign_stack_temp_for_type): Likewise.
24339 2007-02-14 Roger Sayle <roger@eyesopen.com>
24340 Zdenek Dvorak <dvorakz@suse.cz>
24342 * tree-dump.c (dump_switch_p_1): Require exact match of the option
24345 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
24347 * passes.c (next_pass_1): Clear the next field of the copied
24350 2007-02-14 Richard Henderson <rth@redhat.com>
24352 * tree-sra.c (early_sra): New.
24353 (decl_can_be_decomposed_p): Deny va_list if early_sra.
24354 (tree_sra_early, pass_sra_early): New.
24355 * tree-pass.h (pass_sra_early): Declare.
24356 * passes.c (init_optimization_passes): Use it.
24358 2007-02-14 Richard Guenther <rguenther@suse.de>
24360 * flags.h (issue_strict_overflow_warning): Convert to a macro.
24362 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
24364 PR tree-optimization/30771
24365 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
24367 (vect_analyze_operations): Induction phis can now be marked as
24369 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
24370 Update documentation accordingly.
24372 2007-02-14 Nick Clifton <nickc@redhat.com>
24374 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
24375 most 3 arguments are supported.
24376 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
24378 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
24380 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
24381 Ensure dst->current is valid.
24383 2007-02-13 Paul Brook <paul@codesourcery.com>
24385 * config.gcc: Add arm*-*-uclinux-*eabi.
24386 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
24387 (SUBTARGET_EXTRA_LINK_SPEC): Define.
24388 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
24389 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
24390 (LINK_SPEC): Define.
24391 (LIB_SPEC): Define.
24392 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
24394 * config/arm/uclinux-eabi.h: New file.
24395 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
24396 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
24399 2007-02-13 Ian Lance Taylor <iant@google.com>
24401 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
24402 * flags.h (warn_strict_overflow): Declare.
24403 (enum warn_strict_overflow_code): Define.
24404 (issue_strict_overflow_warning): New static inline function.
24405 * opts.c (warn_strict_overflow): New variable.
24406 (common_handle_option): Handle OPT_Wstrict_overflow and
24407 OPT_Wstrict_overflow_.
24408 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
24410 * fold-const.c: Include intl.h.
24411 (fold_deferring_overflow_warnings): New static variable.
24412 (fold_deferred_overflow_warning): New static variable.
24413 (fold_deferred_overflow_code): New static variable.
24414 (fold_defer_overflow_warnings): New function.
24415 (fold_undefer_overflow_warnings): New function.
24416 (fold_undefer_and_ignore_overflow_warnings): New function.
24417 (fold_deferring_overflow_warnings_p): New function.
24418 (fold_overflow_warning): New static function.
24419 (make_range): Add strict_overflow_p parameter. Change all
24421 (extract_muldiv, extract_muldiv_1): Likewise.
24422 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
24423 tree_expr_nonnegative_p.
24424 (fold_negate_expr): Call fold_overflow_warning.
24425 (fold_range_test): Likewise.
24426 (fold_comparison): Likewise.
24427 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
24428 instead of tree_expr_nonnegative_p.
24429 (tree_expr_nonnegative_warnv_p): Rename from
24430 tree_expr_nonnegative_p, add strict_overflow_p parameter.
24431 (tree_expr_nonnegative_p): New function.
24432 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
24433 strict_overflow_p parameter.
24434 (tree_expr_nonzero_p): New function.
24435 * passes.c (verify_interpass_invariants): New static function.
24436 (execute_one_pass): Call it.
24437 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
24439 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
24440 (estimate_numbers_of_iterations): Likewise.
24441 (scev_probably_wraps_p): Likewise.
24442 * tree-ssa-ccp.c: Include "toplev.h".
24443 (evaluate_stmt): Defer fold overflow warnings until we know we are
24445 (struct fold_stmt_r_data): Add stmt field.
24446 (fold_stmt_r): Defer fold overflow warnings until we know we
24448 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
24449 (fold_stmt_inplace): Likewise.
24450 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
24451 (cleanup_control_expr_graph): Defer fold overflow warnings until
24452 we know we are going to optimize.
24453 * tree-cfg.c (fold_cond_expr_cond): Likewise.
24454 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
24456 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
24457 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
24458 * tree-ssa-loop-manip.c (create_iv): Likewise.
24459 * c-typeck.c (build_conditional_expr): Likewise.
24460 (build_binary_op): Likewise.
24461 * tree-vrp.c (vrp_expr_computes_nonzero): Call
24462 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
24463 (extract_range_from_unary_expr): Likewise.
24464 * simplify-rtx.c (simplify_const_relational_operation): Warn when
24465 assuming that signed overflow does not occur.
24466 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
24467 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
24468 (fold_defer_overflow_warnings): Declare.
24469 (fold_undefer_overflow_warnings): Declare.
24470 (fold_undefer_and_ignore_overflow_warnings): Declare.
24471 (fold_deferring_overflow_warnings_p): Declare.
24472 (tree_expr_nonzero_warnv_p): Declare.
24473 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
24474 of warning options.
24475 (Warning Options): Document -Wstrict-overflow.
24476 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
24477 (tree-ssa-ccp.o): Likewise.
24478 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
24479 (fold-const.o): Depend on intl.h.
24481 2007-02-13 Ian Lance Taylor <iant@google.com>
24483 PR middle-end/30751
24484 * lower-subreg.c (resolve_simple_move): Decompose subregs in
24487 2007-02-13 Stuart Hastings <stuart@apple.com>
24489 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
24491 2007-02-13 Richard Henderson <rth@redhat.com>
24493 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
24494 handled_component_p before looking for the indirect_ref.
24496 2007-02-13 Richard Henderson <rth@redhat.com>
24498 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
24499 remove flags clobber.
24500 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
24501 (bswaphi_lowpart): New.
24502 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
24503 remove TARGET_BSWAP test. Delete expander of the same name.
24505 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
24506 (expand_unop): Use them.
24508 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
24510 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
24511 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
24512 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
24513 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
24514 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
24515 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
24516 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
24517 assembler dialect choice from asm templates.
24519 2007-02-12 Richard Henderson <rth@redhat.com>
24521 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
24522 (fixuns_trunc<SSEMODEF>si2): Use it.
24523 * config/i386/sse.md (vec_setv4sf_0): Export.
24524 * config/i386/i386.c (ix86_build_const_vector): Export.
24525 (ix86_split_convert_uns_si_sse): Rename from
24526 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
24527 * config/i386/i386-protos.h: Update.
24529 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24532 * c-typeck.c (c_finish_return): Improve warning message.
24534 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24536 * alias.c (find_symbolic_term): Delete unused function.
24538 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
24540 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
24541 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
24542 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
24544 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
24546 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
24547 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
24548 the function, temporarily point the debug interface to the null one.
24550 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
24552 * dwarf2out.c (round_up_to_align): New static function.
24553 (field_byte_offset): Use it to round the offset.
24555 2007-02-12 Richard Henderson <rth@redhat.com>
24557 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
24558 (inswl_const): Export.
24560 2007-02-12 Richard Henderson <rth@redhat.com>
24562 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
24563 result mode of the libcall, convert back to outmode.
24565 2007-02-12 Roger Sayle <roger@eyesopen.com>
24567 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
24568 (bswapdi2): New define_expand to implement 32-bit implementation.
24570 2007-02-12 Nick Clifton <nickc@redhat.com>
24572 * doc/invoke.texi (Overall Options): Document --help=.
24573 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
24574 (cc1_options): Pass --help= on to cc1.
24575 (display_help): Add description of --help=.
24576 (process_command): Add code to handle --help=. Allow translated
24577 --help and --target-help switches to be passed on to compiler
24579 (main): Remove unused if statement.
24580 * opts.c (columns): Remove.
24581 (LEFT_COLUMN): Define.
24582 (wrap_help): Add columns argument.
24583 (print_filtered_help): Change parameters to be an include bitmask,
24584 an exclude bitmask, an any bitmask and the column width. Move the
24585 code to display the params list here. Add code to display the
24586 status of options rather than their descriptions if the quiet flag
24588 (print_specific_help): Change parameters to be an include bitmask,
24589 an exclude bitmask and an any bitmask. Move code to look up the
24590 column width here. Decide upon the title for an options listing.
24591 (common_handle_options): Add code to handle --help=. Adapt code
24592 for --help and --target-help to use the revised form of the
24593 print_specific_help function.
24594 (print_help): Delete.
24595 (print_param_help): Delete.
24596 (print_switch): Delete.
24597 * opts.h (cl_lang_count): Add prototype.
24598 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
24599 CL_MAX_OPTION_CLASS): New defines.
24600 * optc-gen.awk: Add construction of cl_lang_count.
24601 * c.opt: Add Warning attribute to warning options and Optimization
24602 attribute to optimization options.
24603 * common.opt: Likewise.
24605 Add -fhelp and -ftarget-help as aliases for the transformed --help
24606 and --target-help options.
24607 * opt-functions.awk: Add code to handle Warning and Optimization
24610 2007-02-12 Richard Henderson <rth@redhat.com>
24612 * config/alpha/constraints.md: New file.
24613 * config/alpha/alpha.c: Include tm-constrs.h.
24614 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
24615 alpha_extra_constraint): Remove.
24616 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
24617 * config/alpha/alpha-protos.h: Update.
24618 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
24619 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
24620 (EXTRA_CONSTRAINT): Remove.
24621 * config/alpha/alpha.md: Include constraints.md.
24622 (adddi splitter): Use satisfies_constraint_*.
24623 * config/alpha/predicates.md (add_operand): Likewise.
24624 (sext_add_operand, addition_operation): Likewise.
24626 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
24628 PR tree-optimization/29145
24629 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
24630 in our handling of restrict qualified pointers.
24632 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24635 * doc/invoke.texi (Wunused-value): Update description.
24636 (Wextra): Delete item.
24637 * opts.c (set_Wextra): Don't use the value of Wextra to set the
24638 value of Wunused-value.
24639 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
24640 (c_finish_stmt_expr): Don't check extra_warnings.
24641 (emit_side_effect_warnings): The caller is responsible to check
24644 2007-02-11 Roger Sayle <roger@eyesopen.com>
24645 Matt Thomas <matt@3am-software.com>
24647 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
24649 2007-02-11 Roger Sayle <roger@eyesopen.com>
24651 * simplify-rtx.c (simplify_relational_operation_1): Optimize
24652 comparisons of POPCOUNT against zero.
24653 (simplify_const_relational_operation): Likewise.
24655 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24657 * doc/invoke.texi (Wextra): Delete outdated paragraph.
24659 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24661 * dwarf2out.c (root_type): Delete unused function.
24663 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24665 * genattrtab.c (contained_in_p): Delete unused function.
24666 (write_expr_attr_cache): Likewise.
24668 2007-02-11 Jan Hubicka <jh@suse.cz>
24670 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
24673 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
24675 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
24676 to add the REG_EQ* note.
24677 * see.c (see_merge_one_use_extension): Likewise.
24678 * local-alloc.c (update_equiv_regs): Likewise. Also don't
24679 turn REG_EQUAL notes into REG_EQUIV notes if the target
24680 register may have more than one set.
24681 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
24682 * gcse.c (try_replace_reg): Likewise.
24683 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
24684 * calls.c (fixup_tail_calls): Likewise. Abort if there is
24685 more than one REG_EQUIV note.
24686 * reload1.c (gen_reload): Use set_unique_reg_note.
24688 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
24690 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
24691 (ix86_builtin_conversion): New function.
24693 2007-02-06 Mark Mitchell <mark@codesourcery.com>
24696 * tree.h (DECL_REPLACEABLE_P): New macro.
24697 * except.c (set_nothrow_function_flags): Likewise.
24699 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
24700 Ira Rosen <irar@il.ibm.com>
24701 Dorit Nuzman <dorit@il.ibm.com>
24703 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
24704 * targhooks.c (default_builtin_vectorized_conversion): New.
24705 * targhooks.h (default_builtin_vectorized_function): New declaration.
24706 * target.h (struct vectorize): Add builtin_conversion field.
24707 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
24708 stmt_vec_info_type value.
24709 (vectorizable_conversion): New declaration.
24710 * tree-vect-analyze.c (vect_analyze_operations): Add
24711 vectorizable_conversion call.
24712 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
24713 * tree-vect-transform.c (vectorizable_conversion): New function.
24714 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
24715 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
24717 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
24718 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
24719 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
24720 or ALTIVEC_BUILTIN_VCFSX.
24722 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24725 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
24726 CONST_DOUBLE and operand 0 is a hard register.
24727 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
24728 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
24729 is a hard floating-point register.
24731 2007-02-10 Richard Henderson <rth@redhat.com>
24732 Jakub Jelinek <jakub@redhat.com>
24733 Alexandre Oliva <aoliva@redhat.com>
24735 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
24736 * builtin-types.def (BT_WORD): Make unsigned.
24737 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
24738 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
24739 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
24740 * c-decl.c (grokdeclarator): Don't error if !have_tls.
24741 * c-parser.c (c_parser_omp_threadprivate): Likewise.
24742 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
24744 * expr.c (emutls_var_address): New.
24745 (expand_expr_real_1): Expand emulated tls.
24746 (expand_expr_addr_expr_1): Likewise.
24747 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
24748 * output.h (emutls_finish): Declare.
24749 * toplev.c (compile_file): Call it.
24750 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
24751 address before wrapping in CONST.
24752 * varasm.c (emutls_htab, emutls_object_type): New.
24753 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
24754 (get_emutls_object_name, get_emutls_object_type): New.
24755 (get_emutls_init_templ_addr, emutls_decl): New.
24756 (emutls_common_1, emutls_finish): New.
24757 (assemble_variable): When emulating tls, swap decls; generate
24758 constructor for the emutls objects.
24759 (do_assemble_alias): When emulating tls, swap decl and target name.
24760 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
24762 * varpool.c (decide_is_variable_needed): Look at force_output.
24763 Recurse for emulated tls.
24764 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
24765 with decide_is_variable_needed.
24766 * emutls.c: New file.
24767 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
24768 tls_object for real tls.
24770 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
24772 PR rtl-optimization/29599
24773 * reload1.c (eliminate_regs_in_insn): Take the destination
24774 mode into account when computing the offset.
24776 2007-02-09 Stuart Hastings <stuart@apple.com>
24777 Richard Henderson <rth@redhat.com>
24779 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
24780 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
24781 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
24782 fixuns_truncdfhi2): New.
24783 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
24784 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
24785 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
24786 (floatunssidf2): Allow nonimmediate source.
24787 * config/i386/sse.md (movdi_to_sse): New.
24788 (vec_concatv2di): Drop '*'.
24789 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
24790 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
24791 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
24793 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
24794 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
24795 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
24796 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
24797 (ix86_build_signbit_mask): Fix decl of v, refactor to call
24798 ix86_build_const_vector.
24799 (x86_emit_floatuns): Rewrite.
24801 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24803 * genautomata.c (longest_path_length): Delete unused function.
24804 (struct state): Delete unused longest_path_length.
24805 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
24806 (get_free_state): Delete unused.
24808 2007-02-09 Jan Hubicka <jh@suse.cz>
24810 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
24811 * doc/invoke.texi (inline-unit-growth): Update default value.
24813 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
24814 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
24815 (rebuild_cgraph_edges): Likewise.
24816 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
24817 (dump_cgraph_node): Dump frequencies.
24818 (cgraph_clone_edge): Add frequency scales.
24819 (cgraph_clone_node): Add freuqnecy.
24820 * cgraph.h (cgraph_edge): Add freuqnecy argument.
24821 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
24822 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
24823 * tree-pass.h (TODO_rebuild_frequencies): New constant.
24824 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
24825 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
24826 (save_inline_function_body): Likewise.
24827 * ipa-inline.c: inluce rtl.h
24828 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
24829 (cgraph_edge_badness): Use frequencies.
24830 (cgraph_decide_recursive_inlining): Update clonning.
24831 (cgraph_decide_inlining_of_small_function): Dump frequency.
24832 * predict.c (estimate_bb_frequencies): Export.
24833 * predict.h (estimate_bb_frequencies): Declare.
24834 * tree-inline.c (copy_bb): Watch overflows.
24835 (expand_call_inline): Update call of cgraph_create_edge.
24836 (optimize_inline_calls): Use TODO flags to update frequnecies.
24837 * passes.h: Include predict.h
24838 (init_optimization_passes): Move profile ahead.
24839 (execute_function_todo): Handle TODO_rebuild_frequencies.
24841 2007-02-09 Roger Sayle <roger@eyesopen.com>
24843 * config/alpha/alpha.c (emit_insxl): Force the first operand of
24844 the insbl or inswl pattern into a register.
24846 2007-02-09 Roger Sayle <roger@eyesopen.com>
24848 * config/ia64/ia64.md (bswapdi2): New define_insn.
24850 2007-02-09 Richard Henderson <rth@redhat.com>
24852 * config/i386/constraints.md (Ym): New constraint.
24853 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
24854 (movdi_1_rex64): Split sse and xmm general register moves from
24855 memory move alternatives. Use conditional register constraints.
24856 (movsf_1, movdf_integer): Likewise.
24857 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
24858 (movdf_integer_rex64): New.
24859 (pushsf_rex64): Fix output constraints.
24860 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
24861 (sse2_stored): Likewise.
24862 (sse2_storeq_rex64): New.
24863 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
24864 amd and not generic.
24865 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
24866 for optimize_size. Remove SF/DFmode hack.
24868 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
24870 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
24873 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
24874 Richard Sandiford <richard@codesourcery.com>
24876 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
24877 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
24878 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
24879 m68k/t-mlib to tmake_file.
24880 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
24881 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
24882 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
24883 Allow it to be cf or m68k. Set m68k_arch_family. If that
24884 variable is not empty, add t-$m68k_arch_family to tmake_file.
24885 Add t-mlibs to tmake_file.
24886 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
24887 * config/m68k/t-cf: New file.
24888 * config/m68k/t-m68k: Likewise.
24889 * config/m68k/t-mlibs: Likewise.
24890 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
24891 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
24892 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
24893 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
24894 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
24896 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
24897 (INSTALL_LIBGCC): Delete.
24898 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
24899 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
24900 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
24901 (M68K_MLIB_CPU): Define.
24902 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
24903 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
24904 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
24906 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
24907 Richard Guenther <rguenther@suse.de>
24909 PR middle-end/23361
24910 * fold-const.c (fold_comparison): Handle obfuscated comparisons
24911 against INT_MIN/INT_MAX.
24912 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
24913 file if a loop is removed.
24915 2007-02-09 Joseph Myers <joseph@codesourcery.com>
24917 * calls.c (store_one_arg): Pass correct alignment to
24918 emit_push_insn for non-BLKmode values.
24919 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
24920 unaligned stack slot via a suitably aligned slot.
24922 2007-02-08 DJ Delorie <dj@redhat.com>
24924 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
24926 (legal_subregs): Use unsigned char, make const.
24927 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
24929 2007-02-08 Paul Brook <paul@codesourcery.com>
24931 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
24932 special interworking needed.
24934 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
24936 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
24937 conditional to __SSE2__.
24938 (Entries below should have been added to first ChangeLog
24939 entry for amdfam10 dated 2007-02-05)
24940 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
24942 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
24944 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
24947 2007-02-08 DJ Delorie <dj@redhat.com>
24949 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
24950 * config/m32c/m32c.c (legal_subregs): New.
24951 (m32c_illegal_subreg_p): New.
24952 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
24953 unsupported subregs of hard regs.
24955 2007-02-08 Jan Hubicka <jh@suse.cz>
24957 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
24958 the same one; always update histograms.
24960 2007-02-08 Diego Novillo <dnovillo@redhat.com>
24962 * passes.c (init_optimization_passes): Tidy comment.
24964 2007-02-08 Roger Sayle <roger@eyesopen.com>
24966 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
24967 strip zero_extend, bswap and rotates from POCOUNT's argument.
24968 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
24969 zero_extend and rotates from PARITY's argument.
24970 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
24971 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
24972 of an integer constant at compile-time.
24974 2007-02-08 Diego Novillo <dnovillo@redhat.com>
24977 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
24979 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
24982 * tree-ssa-live.c (remove_unused_locals): Do not remove
24983 TREE_ADDRESSABLE variables.
24984 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
24985 * tree-ssa-operands.c (add_virtual_operand): Remove argument
24986 FOR_CLOBBER. Update all users.
24987 If VAR has an associated alias set, add a virtual operand for
24988 it if no alias is found to conflict with the memory reference.
24990 2007-02-07 Jan Hubicka <jh@suse.cz>
24991 Robert Kidd <rkidd@crhc.uiuc.edu>
24993 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
24995 2007-02-07 Ian Lance Taylor <iant@google.com>
24997 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
24999 2007-02-07 Roger Sayle <roger@eyesopen.com>
25001 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
25002 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
25003 tablejumpdi, movsi_to_cr_one): Remove constraints from
25004 define_expand's match_operands.
25006 2007-02-07 Roger Sayle <roger@eyesopen.com>
25008 * global.c (compute_regsets): Move declatation of "i" inside of
25009 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
25011 2007-02-07 Jakub Jelinek <jakub@redhat.com>
25014 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
25015 of INDIRECT_REF <RESULT_DECL>.
25017 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
25019 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
25020 Kaz Kojima <kkojima@gcc.gnu.org>
25023 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
25025 (sh_initialize_trampoline): Add parentheses to avoid a warning.
25027 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
25029 * doc/loop.texi: Document possibility not to perform disambiguation
25030 of loops with multiple latches.
25031 * cfgloopmanip.c (alp_enum_p): Removed.
25032 (add_loop): Handle subloops. Use get_loop_body_with_size.
25033 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
25034 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
25035 the new forwarder block.
25036 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
25037 Handle the case latch is NULL.
25038 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
25039 modifications when marking loop exits.
25040 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
25042 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
25043 disambiguate_loops_with_multiple_latches.
25044 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
25045 before fix_loop_structure.
25046 * cfgloop.c: Include pointer-set.h and output.h.
25047 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
25048 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
25049 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
25050 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
25051 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
25052 disambiguate_multiple_latches, get_loop_body_with_size,
25053 disambiguate_loops_with_multiple_latches): New functions.
25054 (flow_loop_dump): Dump multiple latch edges.
25055 (flow_loop_nodes_find): Handle loops with multiple latches.
25056 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
25057 (glb_enum_p): Modified.
25058 (get_loop_body): Use get_loop_body_with_size.
25059 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
25060 (AVOID_CFG_MODIFICATIONS): New constant.
25061 (disambiguate_loops_with_multiple_latches, add_loop,
25062 get_loop_body_with_size): Declare.
25063 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
25065 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
25067 PR inline-asm/28686
25068 * global.c (compute_regsets): New function.
25069 (global_alloc): Refactored ELIMINABLE_REGSET
25070 and NO_GLOBAL_ALLOC_REGS computation out.
25071 (rest_of_handle_global_alloc): Call compute_regsets()
25072 for non-optimizing case.
25074 2007-02-06 Richard Henderson <rth@redhat.com>
25076 * config/i386/constraints.md (Y2): Rename from Y.
25077 (Yi): New constraint.
25078 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
25079 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
25080 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
25081 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
25082 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
25083 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
25084 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
25085 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
25086 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
25087 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
25088 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
25089 vec_extractv2si_1): Change Y constraints to Y2.
25090 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
25091 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
25092 Change Y constraints to Y2.
25093 (sse2_loadld): Change Y constraints to x.
25095 2007-02-06 Roger Sayle <roger@eyesopen.com>
25097 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
25098 (parity<mode>2): New define_expand using rs6000_emit_parity.
25099 * config/rs6000/rs6000.c (rs6000_emit_popcount,
25100 rs6000_emit_parity): New functions.
25101 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
25102 rs6000_emit_parity): Prototype here.
25104 2007-02-06 Ian Lance Taylor <iant@google.com>
25106 * lower-subreg.c (simple_move_operand): Reject CONST.
25107 (resolve_clobber): Call validate_change rather than directly
25108 assigning to XEXP (pat, 0).
25110 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
25112 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
25113 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
25114 (tree-cfg.o): Remove hashtab.h dependency.
25116 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
25117 (struct ivopts_data): Change niters to pointer_map_t.
25118 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
25119 (niter_for_exit): Create pointer_map on demand. Change for
25121 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
25122 (free_loop_data): Destroy data->niters if created and reset field.
25123 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
25124 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
25126 * tree-ssa-reassoc.c: Include pointer-set.h.
25127 (bb_rank): Change to long *.
25128 (operand_rank): Change to pointer_map_t.
25129 (find_operand_rank): Return long, -1 if not found. Declare as inline.
25130 (insert_operand_rank): Accept long.
25131 (operand_entry_hash, operand_entry_eq): Remove.
25132 (get_rank): Return long. Adjust for changes above.
25133 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
25135 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
25137 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
25138 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
25139 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
25141 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
25142 directly since it cannot be NULL.
25143 (get_vi_for_tree): Rewrite for pointer_map API.
25144 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
25145 (init_alias_vars): Create vi_for_tree as pointer_map.
25146 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
25148 * tree-cfg.c: Don't include hashtab.h.
25149 (edge_to_cases): Declare as pointer_map.
25150 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
25152 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
25153 (start_recording_case_labels): Create edge_to_cases as pointer_map.
25154 (end_recoding_case_labels): Cleanup edge_to_cases manually before
25156 (record_switch_edge): Delete.
25157 (get_cases_for_edge): Adjust for pointer_map API, inline
25158 record_switch_edge (rewritten for new API), remove goto.
25160 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
25162 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
25163 * tree-nested.c: Include pointer-set.h.
25164 (var_map_elt, var_map_eq, var_map_hash): Delete.
25165 (struct nesting_info): Remove GTY marker. Change the two htab_t's
25166 to pointer_map_t's.
25167 (nesting_info_bitmap_obstack): New.
25168 (lookup_field_for_decl): Adjust for pointer_map API.
25169 (lookup_tramp_for_decl): Adjust for pointer_map API.
25170 (get_nonlocal_debug_decl): Adjust for pointer_map API.
25171 (get_local_debug_decl): Adjust for pointer_map API.
25172 (convert_nl_goto_reference): Adjust for pointer_map API.
25173 (convert_nl_goto_receiver): Adjust for pointer_map API.
25174 (create_nesting_tree): Create outside GGC space. Create bitmap on
25175 the new obstack. Create field_map and var_map as pointer_maps.
25176 (free_nesting_tree): Adjust for changes to create_nesting_tree.
25178 (lower_nested_functions): Move root here, no need to NULL it.
25179 Initialize and release the obstack.
25181 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
25183 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
25184 Remove prototypes and make them non-static.
25185 (struct tree_int_map): Remove.
25186 * tree.h (struct tree_int_map): Move here, turning TO into an
25188 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
25190 * tree.h (TREE_COMPLEXITY): Remove.
25191 (struct tree_exp): Remove complexity field.
25192 * tree.c (build1_stat): Don't set it.
25194 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
25195 Victor Kaplansky <victork@il.ibm.com>
25197 * tree-vectorizer.c (vect_is_simple_use): Support induction.
25198 (vect_is_simple_reduction): Support reduction with induction as
25199 one of the operands.
25200 (vect_is_simple_iv_evolution): Fix formatting.
25201 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
25202 formatting. Don't mark induction phis for vectorization.
25203 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
25204 * tree-vect-transform.c (get_initial_def_for_induction): New function.
25205 (vect_get_vec_def_for_operand): Support induction.
25206 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
25208 (vectorizable_reduction): Support reduction with induction as one of
25210 (vectorizable_type_demotion): Use def-type of stmt argument rather
25211 than dummy def-type.
25213 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
25214 flag_tree_scev_cprop.
25215 * common.opt (tree-scev-cprop): New flag.
25217 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
25218 call to vect_get_new_vect_var.
25220 2007-02-06 Ira Rosen <irar@il.ibm.com>
25222 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
25223 vectype is not NULL.
25224 (vect_pattern_recog_1): Likewise.
25226 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25228 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
25229 (fold_negate_expr): Likewise.
25231 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
25234 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
25235 even if cv-qualification is the same.
25237 2007-02-05 Geoffrey Keating <geoffk@apple.com>
25239 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
25240 __enable_execute_stack on completion.
25242 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25244 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
25245 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
25246 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
25247 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
25248 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
25249 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
25250 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
25251 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
25253 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25255 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
25256 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
25257 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
25258 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
25259 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
25260 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
25261 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
25262 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
25263 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
25264 umuldi3_highpart_rex64, umulsi3_highpart_insn,
25265 umulsi3_highpart_zext, smuldi3_highpart_rex64,
25266 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
25267 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
25268 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
25269 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
25270 sqrtextenddfxf2_i387): Added amdfam10_decode.
25272 * config/i386/athlon.md (athlon_idirect_amdfam10,
25273 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
25274 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
25275 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
25276 athlon_ivector_store_amdfam10): New define_insn_reservation.
25277 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
25280 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25282 * config/i386/athlon.md (athlon_call_amdfam10,
25283 athlon_pop_amdfam10, athlon_lea_amdfam10): New
25284 define_insn_reservation.
25285 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
25286 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
25287 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
25289 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25291 * config/i386/athlon.md (athlon_sseld_amdfam10,
25292 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
25293 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
25295 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25297 * config/i386/athlon.md (athlon_sseins_amdfam10): New
25298 define_insn_reservation.
25299 * config/i386/i386.md (sseins): Added sseins to define_attr type
25300 and define_attr unit.
25301 * config/i386/sse.md: Set type attribute to sseins for insertq
25304 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25306 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
25307 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
25308 ssecomi_load_amdfam10, ssecomi_amdfam10,
25309 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
25310 define_insn_reservation.
25311 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
25313 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25315 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
25316 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
25317 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
25318 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
25319 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
25320 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
25321 define_insn_reservation.
25323 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
25324 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
25325 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
25326 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
25327 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
25329 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25331 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
25332 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
25333 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
25334 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
25335 athlon_ssemul_load_k8): Added amdfam10.
25337 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25339 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
25340 (x86_sse_unaligned_move_optimal): New variable.
25342 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
25344 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
25345 for unaligned vector SSE double/single precision loads for AMDFAM10.
25347 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25349 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
25350 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
25351 Define TARGET_CPU_DEFAULT_amdfam10.
25352 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
25353 (processor_type): Add PROCESSOR_AMDFAM10.
25355 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
25356 processor_type in config/i386/i386.h.
25357 Enable imul peepholes for TARGET_AMDFAM10.
25359 * config.gcc: Add support for --with-cpu option for amdfam10.
25361 * config/i386/i386.c (amdfam10_cost): New variable.
25362 (m_AMDFAM10): New macro.
25363 (m_ATHLON_K8_AMDFAM10): New macro.
25364 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
25365 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
25366 x86_promote_QImode, x86_integer_DFmode_moves,
25367 x86_partial_reg_dependency, x86_memory_mismatch_stall,
25368 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
25369 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
25370 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
25371 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
25372 Enable/disable for amdfam10.
25373 (override_options): Add amdfam10_cost to processor_target_table.
25374 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
25375 processor_alias_table.
25376 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
25377 (ix86_adjust_cost): Add code for amdfam10.
25379 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25381 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
25382 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
25383 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
25384 * config/i386/i386.h: Add builtin definition for SSE4A.
25385 * config/i386/i386.md: Add support for ABM instructions
25386 (popcnt and lzcnt).
25387 * config/i386/sse.md: Add support for SSE4A instructions
25388 (movntss, movntsd, extrq, insertq).
25389 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
25390 Add -march=amdfam10 flag.
25391 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
25392 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
25394 * doc/extend.texi: Add documentation for SSE4A builtins.
25396 2007-02-05 Bob Wilson <bob.wilson@acm.org>
25398 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
25400 2007-02-05 Richard Guenther <rguenther@suse.de>
25402 * tree-vectorizer.h (vectorizable_function): Add argument type
25403 argument, change return type.
25404 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
25405 * tree-vect-transform.c (vectorizable_function): Handle extra
25406 argument, return vectorized function decl.
25407 (build_vectorized_function_call): Remove.
25408 (vectorizable_call): Handle calls with result and argument types
25409 differing. Handle loop vectorization factor correctly.
25410 * targhooks.c (default_builtin_vectorized_function): Adjust for
25412 * targhooks.h (default_builtin_vectorized_function): Likewise.
25413 * target.h (builtin_vectorized_function): Add argument type
25415 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
25416 extra argument, allow vectorizing of lrintf.
25417 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
25418 documentation of target hook.
25420 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
25423 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
25424 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
25425 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
25427 2007-02-05 Roger Sayle <roger@eyesopen.com>
25429 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
25430 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
25431 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
25432 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
25433 before canonicalizing sincos to cexpi.
25434 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
25436 2007-02-05 Roger Sayle <roger@eyesopen.com>
25438 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
25439 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
25440 (alpha_init_builtins): Use alpha_add_builtins to process tables.
25442 2007-02-05 Roger Sayle <roger@eyesopen.com>
25444 * mips-tfile.c (initialize_init_file): Correct endianness test.
25446 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
25448 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
25449 the 'y' constraint.
25451 2007-02-05 Richard Sandiford <richard@codesourcery.com>
25453 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
25454 saves in a PARALLEL before the register assignments.
25456 2007-02-05 Richard Sandiford <richard@codesourcery.com>
25458 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
25459 DWARF_FRAME_RETURN_COLUMN to be a general register.
25460 * dwarf2out.c (init_return_column_size): New function, split from...
25461 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
25462 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
25463 to be nongeneral registers.
25464 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
25466 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
25467 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
25469 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
25471 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
25473 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
25475 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
25476 (remove_path): Use can_remove_branch_p and remove_branch instead
25477 of loop_delete_branch_edge.
25478 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
25479 (tree_transform_and_unroll_loop): Remove dead branches immediately.
25480 Update profile using scale_dominated_blocks_in_loop.
25481 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
25482 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
25483 (can_remove_branch_p, remove_branch): Declare.
25484 * tree-cfg.c (tree_can_remove_branch_p): New function.
25485 (tree_cfg_hooks): Add tree_can_remove_branch_p.
25486 * cfgrtl.c (rtl_can_remove_branch_p): New function.
25487 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
25489 2007-02-05 Jan Hubicka <jh@suse.cz>
25491 PR middle-end/30696
25492 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
25493 nodes in cgraph, don't remove offline copy of the function.
25495 2007-02-04 Jan Hubicka <jh@suse.cz>
25497 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
25498 vectors might cause maybe_lookup_element_for_expr to be called
25499 on non-sra-candidate.
25501 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
25503 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
25504 config/bfin/bfin.md, config/bfin/predicates.md: Follow
25505 spelling conventions.
25507 2007-02-04 Richard Guenther <rguenther@suse.de>
25509 PR middle-end/30636
25510 * fold-const.c (try_move_mult_to_index): Make sure to not
25511 overflow one dimension of a multi-dimensional array access.
25513 2007-02-04 Jan Hubicka <jh@suse.cz>
25515 * passes.c (init_optimization_passes): Reindent.
25517 2007-02-04 Jan Hubicka <jh@suse.cz>
25518 Eric Botcazou <ebotcazou@adacore.com>
25520 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
25521 (execute_fixup_cfg): Break out the abnormal goto code.
25522 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
25523 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
25524 (optimize_inline_calls): Call make_nonlocal_label_edges.
25526 2007-02-04 Jan Hubicka <jh@suse.cz>
25528 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
25529 true when something was changed.
25530 (rename_ssa_copies): When something was changed, do
25531 TODO_remove_unused_locals.
25532 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
25533 add TODO_remove_unused_locals when instruction was removed.
25535 2007-02-04 Jan Hubicka <jh@suse.cz>
25537 * ipa-inline.c (try_inline): Improve debug output; work on already
25539 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
25540 call try_inline for already inlined edges too when flattening;
25541 inline also functions that make callee growth but overall unit size
25544 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
25546 * config/m32c/bitops.md, config/m32c/jump.md,
25547 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
25548 config/m32r/m32r.h, config/m32r/m32r.md,
25549 config/m32r/predicates.md, config/m68hc11/larith.asm,
25550 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
25551 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
25552 config/mips/mips-protos.h, config/mips/mips.c,
25553 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
25554 config/mn10300/mn10300.h, config/mn10300/predicates.md,
25555 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
25556 spelling conventions.
25558 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
25559 Follow spelling conventions.
25561 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
25563 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
25564 warn about C++0x compatibility.
25566 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
25568 * config/h8300/h8300.c, config/h8300/h8300.h,
25569 config/h8300/h8300.md: Follow spelling conventions.
25571 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
25573 PR middle-end/30667
25574 * combine.c (try_combine): Do not substitute source operand
25575 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
25577 2007-02-03 Jan Hubicka <jh@suse.cz>
25579 PR gcov-profile/30650
25580 * value-prof.c (stringop_block_profile): Fix handling of size counter;
25581 do not divide by zero for never executed counters.
25582 (tree_find_values_to_profile): Fix counters.
25583 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
25585 2007-02-03 Ian Lance Taylor <iant@google.com>
25587 * lower-subreg.c (simple_move_operand): New static function,
25588 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
25590 (simple_move): Call simple_move_operand.
25591 (find_decomposable_subregs): Add special handling of MEMs.
25592 (can_decompose_p): Rename from cannot_decompose_p. Reverse
25593 meaning of return value. If we see a hard register, test whether
25594 it can store a word_mode value. Change all callers.
25596 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25598 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
25599 ftrapv insns and expanders.
25600 (subdi3): Change define_expand operand 1 to arith11_operand, and
25601 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
25602 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
25603 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
25606 PR middle-end/30174
25607 * varasm.c (notice_global_symbol): Treat global objects as weak when
25608 flag_shlib is true.
25610 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25612 * emit-rtl.c (dconstpi): Delete.
25613 (dconstsqrt2): New.
25614 (init_emit_once): Delete dconstpi and init dconstsqrt2.
25615 * real.h (dconstpi): Delete.
25616 (dconstsqrt2): New.
25617 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
25618 (fold_builtin_hypot): Likewise.
25620 2007-02-03 Tom Tromey <tromey@redhat.com>
25623 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
25624 -gcoff3, -gxcoff3, -gvms3 implies -dD.
25626 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
25628 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
25629 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
25630 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
25631 config/rs6000/cell.md, config/rs6000/darwin.h,
25632 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
25633 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
25634 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
25635 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
25636 typos. Follow spelling conventions.
25637 * doc/invoke.texi: Follow spelling conventions.
25639 2007-02-03 Roger Sayle <roger@eyesopen.com>
25641 * simplify-rtx.c (simplify_relational_operation_1): Implement some
25642 canonicalization transformations that attempt to simplify integer
25643 constant comparisons to become comparisons against zero.
25645 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25647 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
25649 * fold-const.c (fold_binary): Fix comment typos. Fold complex
25650 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
25652 2007-02-02 Mike Stump <mrs@apple.com>
25654 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
25655 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
25656 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
25657 generate a branch island.
25659 2007-02-02 Bob Wilson <bob.wilson@acm.org>
25661 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
25662 (xtensa_legitimate_address_p): New.
25663 (xtensa_legitimize_address): New.
25664 (xtensa_output_addr_const_extra): New.
25665 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
25667 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
25668 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
25669 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
25670 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
25671 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
25672 (xtensa_legitimize_address): New.
25673 (xtensa_output_addr_const_extra): New.
25675 2007-02-02 Steve Ellcey <sje@cup.hp.com>
25677 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
25679 2007-02-02 Ian Lance Taylor <iant@google.com>
25681 * expmed.c (expand_divmod): Add comment.
25683 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
25685 * emit-rtl.c (renumber_insns): Remove.
25686 * flags.h: Remove the extern for flag_renumber_insns.
25687 * rtl.h: Remove the prototype for renumber_insns.
25688 * toplev.c (flag_renumber_insns): Remove.
25690 2007-02-02 Hui-May Chang <hm.chang@apple.com>
25692 Revert for x86 darwin:
25693 2005-06-19 Uros Bizjak <uros@kss-loka.si>
25695 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
25696 code before the following patch under TARGET_MACHO.
25697 (ix86_function_value_regno_p): Likewise.
25699 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25701 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
25704 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
25707 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
25708 loads to general or fp registers. Add comments.
25709 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
25711 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
25713 * pointer-set.c (insert_aux): Only return insertion slot.
25714 (pointer_set_insert): Adjust.
25715 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
25716 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
25717 pointer_map_traverse): New.
25718 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
25719 pointer_map_create, pointer_map_destroy, pointer_map_insert,
25720 pointer_map_contains, pointer_map_traverse): Declare.
25722 2007-02-02 Jakub Jelinek <jakub@redhat.com>
25724 PR middle-end/30473
25725 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
25726 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
25728 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
25730 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
25732 (struct _dep): New type.
25733 (dep_t): New typedef.
25734 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
25735 (DEP_STATUS): New access macro. The macro with the same name was
25736 renamed to DEP_LINK_STATUS.
25737 (dep_init): Declare function
25739 (struct _dep_link): New type.
25740 (dep_link_t): New typedef.
25741 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
25742 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
25743 (DEP_LINK_STATUS): New macro.
25744 (debug_dep_links): New debug function.
25746 (struct _deps_list): New type.
25747 (deps_list_t): New typedef.
25748 (DEPS_LIST_FIRST): New access macro.
25749 (FOR_EACH_DEP_LINK): New cycle macro.
25750 (create_deps_list, free_deps_list, delete_deps_list): Declare
25752 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
25753 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
25754 (copy_deps_list_change_con): Ditto.
25756 (move_dep_link): Declare function.
25758 (struct _dep_node): New type.
25759 (dep_node_t): New typedef.
25760 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
25762 (struct haifa_insn_data.back_deps): New field to hold backward
25763 dependencies of the insn.
25764 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
25766 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
25767 Change its type to deps_list_t.
25768 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
25769 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
25770 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
25772 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
25774 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
25776 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
25778 (dep_cost): Declare.
25780 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
25781 (ds_to_dk, dk_to_ds): New functions.
25783 (init_dep_1): New static function.
25784 (init_dep): New function.
25785 (copy_dep): New static function.
25787 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
25789 (detach_dep_link): New static function.
25790 (move_dep_link): New function.
25792 (dep_links_consistent_p, dump_dep_links): New static functions.
25793 (debug_dep_links): New debugging function.
25795 (deps_obstack, dl_obstack, dn_obstack): New static variables.
25797 (alloc_deps_list, init_deps_list): New static functions.
25798 (create_deps_list): New function.
25799 (clear_deps_list): New static function.
25800 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
25801 (deps_list_consistent_p, dump_deps_list): New static functions.
25802 (debug_deps_list): New function.
25803 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
25805 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
25807 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
25808 use new scheduler dependencies lists.
25809 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
25810 (sched_analyze): Ditto. Initialize dependencies lists.
25811 (add_forw_dep, compute_forward_dependences): Update to use new
25812 scheduler dependencies lists.
25814 (init_dependency_caches): Init deps_obstack.
25815 (free_dependency_caches): Free deps_obstack.
25817 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
25818 new scheduler dependencies lists.
25819 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
25820 (add_back_forw_dep, delete_back_forw_dep): Ditto.
25822 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
25823 Update to use new scheduler dependencies lists.
25824 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
25825 (debug_dependencies): Ditto.
25826 (schedule_region): Update comments.
25828 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
25829 scheduler dependencies lists.
25830 (schedule_ebb): Update comments.
25832 * rtl.def (DEPS_LIST): Remove.
25834 * lists.c (unused_deps_list): Remove.
25835 (free_list): Update assertions.
25837 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
25838 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
25840 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
25841 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
25843 * haifa-sched.c (comments): Update.
25844 (insn_cost1): Remove. Inline the code into insn_cost ().
25845 (insn_cost): Update to use new scheduler dependencies lists. Move
25846 processing of the dependency cost to dep_cost ().
25847 (dep_cost): New function. Use it instead of insn_cost () when
25848 evaluating cost of the dependency. Use compatible interface to
25849 interact with the target.
25850 (priority): Update to use new scheduler dependencies lists.
25851 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
25852 with greater number of insns that depend on the insn.
25853 (schedule_insn): Update to use new scheduler dependencies lists. Add
25854 code to free backward dependencies lists. Inline and optimize code
25855 from resolve_dep () - see PR28071.
25856 (ok_for_early_queue_removal): Update to use new scheduler dependencies
25857 lists. Update call to targetm.sched.is_costly_dependence hook.
25859 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
25860 scheduler dependencies lists.
25862 (resolve_dep): Remove. Move the logic to schedule_insn ().
25863 (init_h_i_d): Initialize dependencies lists.
25865 (process_insn_depend_be_in_spec): Rename to
25866 process_insn_forw_deps_be_in_spec. Update to use new scheduler
25867 dependencies lists.
25868 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
25869 Update to use new scheduler dependencies lists.
25870 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
25872 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
25873 new scheduler dependencies lists.
25874 (build_intra_loop_deps): Ditto.
25876 * target.h (struct _dep): Declare to use in
25877 gcc_target.sched.is_costly_dependence.
25878 (struct gcc_target.sched.adjust_cost): Fix typo.
25879 (struct gcc_target.sched.is_costly_dependence): Change signature to
25880 use single dep_t parameter instead of an equivalent triad.
25881 (struct gcc_target.sched.adjust_cost_2): Remove.
25883 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
25885 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
25887 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
25889 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
25891 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
25892 (REG_DEP_TRUE): Document.
25894 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
25895 Change signature to correspond to the targetm.sched.adjust_cost hook.
25896 Update use in TARGET_SCHED_ADJUST_COST_2.
25897 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
25898 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
25899 new scheduler dependencies lists.
25900 (ia64_gen_check): Ditto.
25902 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
25903 scheduler dependencies lists.
25905 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
25906 signature to correspond to the targetm.sched.is_costly_dependence hook.
25907 (is_costly_group): Update to use new scheduler dependencies lists.
25909 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
25910 instead of INSN_COST () macro.
25912 2007-02-01 Ian Lance Taylor <iant@google.com>
25914 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
25916 2007-02-01 Guy Martin <gmsoft@gentoo.org>
25918 * pa.md (tp_load): Correct mfctl instruction syntax.
25920 2007-02-01 Geoffrey Keating <geoffk@apple.com>
25922 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
25923 altivec_padding_size calculation on AIX. Improve comment, add
25924 assert to verify that it's right.
25926 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
25929 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
25931 PR inline-asm/28686
25932 * global.c (global_alloc): Add mising initialization of
25935 2007-02-01 Roger Sayle <roger@eyesopen.com>
25937 * alias.c (init_alias_analysis): Correct whitespace.
25938 * bb-reorder.c (fix_edges_for_rarely_executed_code,
25939 partition_hot_cold_basic_blocks): Likewise.
25940 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
25941 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
25942 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
25943 fold_builtin_snprintf_chk, fold_builtin_printf,
25944 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
25945 do_mpfr_arg3, do_mpfr_sincos): Likewise.
25946 * cfgcleanup.c (cleanup_cfg): Likewise.
25947 * cfgexpand.c (tree_expand_cfg): Likewise.
25948 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
25949 * function.c (get_next_funcdef_no): Likewise.
25950 * gengtype.c (main): Likewise.
25951 * genmodes.c (main): Likewise.
25952 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
25953 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
25954 * ifcvt.c (noce_emit_move_insn): Likewise.
25955 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
25957 * stor-layout.c (get_best_mode): Likewise.
25958 * tree-ssa-loop-niter.c (get_val_for): Likewise.
25959 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
25960 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
25961 perform_var_substitution, solve_graph): Likewise.
25962 * tree-vrp.c (vrp_finalize): Likewise.
25964 2007-02-01 Ian Lance Taylor <iant@google.com>
25966 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
25967 high part of a paradoxical subreg, return a constant zero.
25969 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
25971 * toplev.c (lang_dependent_init): Call init_set_costs.
25972 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
25974 2007-02-01 Richard Guenther <rguenther@suse.de>
25976 PR middle-end/30656
25977 * fold-const.c (fold_negate_expr): Allow negating a
25978 constant if overflow does not change.
25980 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25982 * doc/c-tree.texi (Expression trees): Improve markup.
25983 * doc/tm.texi (Register Classes, Addressing Modes)
25984 (Floating Point): Fix spacing after abbreviations. Fix some
25987 2007-02-01 Ben Elliston <bje@au.ibm.com>
25989 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
25990 * doc/contrib.texi: Likewise.
25991 * doc/install.texi: Likewise.
25993 2007-01-31 Richard Henderson <rth@redhat.com>
25994 Ian Lance Taylor <iant@google.com>
25996 * lower-subreg.c: New file.
25997 * rtl.def (CONCATN): Define.
25998 * passes.c (init_optimization_passes): Add pass_lower_subreg and
25999 pass_lower_subreg2.
26000 * emit-rtl.c (update_reg_offset): New static function, broken out
26001 of gen_rtx_REG_offset.
26002 (gen_rtx_REG_offset): Call update_reg_offset.
26003 (gen_reg_rtx_offset): New function.
26004 * regclass.c: Revert patch of 2006-03-05, restoring
26006 (clear_reg_info_regno): New function.
26007 * dwarf2out.c (concatn_loc_descriptor): New static function.
26008 (loc_descriptor): Handle CONCATN.
26009 * common.opt (fsplit_wide_types): New option.
26010 * opts.c (decode_options): Set flag_split_wide_types when
26012 * timevar.def (TV_LOWER_SUBREG): Define.
26013 * rtl.h (gen_reg_rtx_offset): Declare.
26014 (reg_scan_update): Declare.
26015 * regs.h (clear_reg_info_regno): Declare.
26016 * tree-pass.h (pass_lower_subreg): Declare.
26017 (pass_lower_subreg2): Declare.
26018 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
26019 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
26020 -fsplit-wide-types.
26021 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
26022 * Makefile.in (OBJS-common): Add lower-subreg.o.
26023 (lower-subreg.o): New target.
26025 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
26027 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
26029 2007-01-31 Anatoly Sokolov <aesok@post.ru>
26032 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
26034 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26036 PR middle-end/29335
26037 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
26039 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
26041 * cfgloop.h: Include vec-prim.h.
26042 (enum li_flags): Remove LI_ONLY_OLD.
26043 (loop_iterator): Changed.
26044 (fel_next, fel_init): Iterate over loop tree.
26045 (FOR_EACH_LOOP_BREAK): New macro.
26046 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
26048 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
26049 * modulo-sched.c (sms_schedule): Ditto.
26050 * tree-vectorizer.c (vectorize_loops): Ditto.
26051 * doc/loop.texi: Update information on loop numbering and behavior of
26052 FOR_EACH_LOOP wrto new loops.
26053 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
26054 add_to_evolution_1): Test nestedness of loops instead of comparing
26056 * tree-chrec.c (chrec_fold_plus_poly_poly,
26057 chrec_fold_multiply_poly_poly, chrec_evaluate,
26058 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
26059 reset_evolution_in_loop): Ditto.
26060 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
26062 2007-01-31 Dirk Mueller <dmueller@suse.de>
26064 * c-common.c (warn_about_parentheses): Separate warning about
26065 un-parenthized sequence of comparison operators from the one
26066 which is supposed to warn about x <= y <= z.
26068 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
26070 * optabs.h (enum optab_index): Add new OTI_isinf.
26071 (isinf_optab): Define corresponding macro.
26072 * optabs.c (init_optabs): Initialize isinf_optab.
26073 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
26075 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
26076 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
26078 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
26079 expand_builtin_interclass_mathfn.
26080 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
26081 * config/i386/i386.md (UNSPEC_FXAM): New constant.
26082 (fxam<mode>2_i387): New insn pattern.
26083 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
26084 built-in functions as x87 inline asm.
26086 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
26088 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
26090 2007-01-30 Eric Christopher <echristo@apple.com>
26092 * config.gcc: Add geode.
26094 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
26096 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
26097 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
26098 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
26099 value-prof.c: Fix comment typos.
26101 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26104 * doc/invoke.texi (Wpointer-arith): Document warning.
26106 2007-01-30 Janis Johnson <janis187@us.ibm.com>
26108 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
26109 the list of discrepancies from the draft TR.
26111 2007-01-30 Dirk Mueller <dmueller@suse.de>
26114 * doc/invoke.texi (-Wreturn-type): Update description to
26115 match new behavior.
26117 2007-01-30 Richard Sandiford <richard@codesourcery.com>
26119 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
26121 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
26123 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
26124 to handle optabs that operate on floating point input argument and
26125 output to integer output.
26126 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
26127 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
26128 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
26129 expand_builtin_interclass_mathfn ().
26130 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
26131 (ilogbsi2): Remove.
26132 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
26133 ilogbl built-in functions as x87 intrinsics.
26135 2007-01-30 Richard Guenther <rguenther@suse.de>
26137 PR middle-end/27657
26138 * dwarf2out.c (reference_to_unused): Query varpool if the
26139 variable was output.
26141 2007-01-30 Richard Guenther <rguenther@suse.de>
26143 PR middle-end/30313
26144 * passes.c (execute_one_pass): Reset in_gimple_form to not
26145 confuse non-unit-at-a-time mode.
26147 2007-01-29 Roger Sayle <roger@eyesopen.com>
26148 Richard Guenther <rguenther@suse.de>
26150 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
26151 avoid undefined behaviour on overflow. Use force_fit_type_double
26152 to construct the constant with the specified TREE_OVERFLOW.
26154 2007-01-29 Janis Johnson <janis187@us.ibm.com>
26156 * config/dfp-bit.c: Add parameterized support for fp exceptions.
26157 * config/dfp-bit.h: Ditto.
26159 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26161 * c-decl.c (pop_scope): Replace warnings with call to
26162 warn_for_unused_label.
26163 * c-common.h (warn_for_unused_label): Declare.
26164 * c-common.c (warn_for_unused_label): Define.
26166 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26168 * tree-optimize.c (update_inlined_to_pointers): Delete unused
26171 2007-01-29 Janis Johnson <janis187@us.ibm.com>
26173 * Makefile.in (USER_H): Remove decfloat.h.
26174 * ginclude/decfloat.h: Delete, moving contents to ...
26175 * ginclude/float.h: Add support for decimal floating point,
26176 guarded by __STDC_WANT_DEC_FP__.
26178 2007-01-29 Mike Stump <mrs@apple.com>
26180 * doc/gccint.texi (Top): Rename Loop Representation to Loop
26181 Analysis and Representation to resolve case insensitive conflict.
26182 * doc/loop.texi (Loop Analysis and Representation): Likewise.
26184 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
26186 * tree.h (struct tree_memory_tag): Add aliases member.
26187 (MTAG_ALIASES): New macro.
26188 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
26189 (add_may_alias): Remove pointer-set. Update for may_aliases being
26191 (mark_aliases_call_clobbered): Update for may_aliases being a
26193 (compute_tag_properties): Ditto.
26194 (create_partition_for): Ditto.
26195 (compute_memory_partitions): Ditto.
26196 (dump_may_aliases_for): Ditto.
26197 (is_aliased_with): Ditto.
26198 (add_may_alias_for_new_tag): Ditto.
26199 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
26200 (compute_is_aliased): New function.
26201 (compute_may_aliases): Call compute_is_aliased).
26202 (init_alias_info): Initialize alias_bitmap_obstack.
26203 (union_alias_set_into): New function.
26204 (compute_flow_sensitive_aliasing): Use union_aliases_into.
26205 (have_common_aliases_p): Rewrite to take two bitmaps and use
26207 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
26208 Update for bitmaps.
26209 (finalize_ref_all_pointers): Update for add_may_alias changes.
26210 (new_type_alias): Ditto.
26211 * tree-flow-inline.h (may_aliases): Return a bitmap.
26212 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
26213 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
26214 may_aliases being a bitmap.
26215 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
26216 may_aliases now returns a bitmap.
26217 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
26219 * tree-ssa-operands.c (add_virtual_operand): Update for
26220 may_aliases being a bitmap.
26222 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
26224 PR tree-optimization/30630
26225 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
26226 variable as changed.
26228 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
26231 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
26232 expanded only once even if an error occurs.
26234 2007-01-29 Ben Elliston <bje@au.ibm.com>
26236 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
26237 (__gcov_average_profiler): Likewise.
26238 (__gcov_ior_profiler): Likewise.
26239 (__gcov_merge_ior): Likewise.
26241 2007-01-28 Jan Hubicka <jh@suse.cz>
26243 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
26244 * value-prof.c (stringop_block_profile): Likewise.
26246 2007-01-28 Jan Hubicka <jh@suse.cz>
26248 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
26249 Add variant handling histograms; add wrapper.
26250 (clear_storage_via_libcall): Export.
26251 (emit_block_move_hints): Break out from ...; add histograms.
26252 (emit_block_move): ... this one.
26253 (clear_storage_hints): Break out from ...; add histograms.
26254 (clear_storage): ... this one.
26255 (set_storage_via_memset): Handle histogram.
26256 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
26257 (clear_storage_hints, clear_storage_via_libcall): Declare.
26258 (set_storage_via_setmem): Update prototype.
26259 * doc/md.texi (movmem, setmem): Document new arguments.
26261 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
26262 Add new histograms.
26263 (stringop_block_profile): New global function.
26264 (tree_stringops_values_to_profile): Profile block size and alignment.
26265 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
26267 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
26268 (stringop_block_profile): Declare.
26269 * builtins.c: Include value-prof.h.
26270 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
26271 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
26272 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
26273 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
26274 * profile.c (instrument_values): Add new counters.
26275 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
26277 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
26278 (tree_init_edge_profiler): Build new profilers.
26279 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
26280 (pass_tree_profile): Add dump.
26281 (tree_profile_hooks): Update.
26282 * Makefile.in (LIBGCOV): Add new constants.
26283 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
26284 __gcov_ior_profiler): New.
26285 * i386.md (movmem/setmem expanders): Add new optional arguments.
26287 2007-01-28 David Edelsohn <edelsohn@gnu.org>
26289 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
26291 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
26293 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
26294 (tree_unswitch_single_loop): Pass eni_size_weights to
26295 tree_num_loop_insns.
26296 * tree-ssa-loop-manip.c: Include tree-inline.h.
26297 (can_unroll_loop_p): Pass eni_size_weights to
26298 tree_num_loop_insns.
26299 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
26300 Pass eni_size_weights to estimate_num_insns.
26301 * tree.h (init_inline_once): Export.
26302 * toplev.c (backend_init): Call init_inline_once.
26303 * cgraphunit.c (cgraph_process_new_functions,
26304 cgraph_analyze_function): Pass eni_inlining_weights to
26305 estimate_num_insns.
26306 * ipa-inline.c (compute_inline_parameters): Ditto.
26307 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
26308 to estimate_num_insns.
26309 (try_unroll_loop_completely): Pass eni_size_weights to
26310 tree_num_loop_insns.
26311 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
26312 ot estimate_num_insns.
26313 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
26314 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
26315 * tree-inline.c (eni_inlining_weights, eni_size_weights,
26316 eni_time_weights): New variables.
26317 (init_inline_once): Initialize them.
26318 (struct eni_data): Mew.
26319 (estimate_num_insns_1, estimate_num_insns): Use weights.
26320 * tree-inline.h (struct eni_weights_d): New.
26321 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
26322 (estimate_num_insns): Declaration changed.
26323 * cfgloop.h (tree_num_loop_insns): Declaration changed.
26324 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
26325 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
26327 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
26329 * tree-data-ref.c (conflict_fn): Assert that the number of affine
26330 relations in the conflict function is valid.
26332 2007-01-27 Ian Lance Taylor <iant@google.com>
26334 * common.opt: Add fstrict-overflow.
26335 * opts.c (decode_options): Set flag_strict_overflow if -O2.
26336 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
26337 (TYPE_OVERFLOW_UNDEFINED): Define.
26338 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
26340 * tree.h (TYPE_TRAP_SIGNED): Don't define.
26341 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
26342 (fold_negate_expr): Likewise.
26343 (make_range): Likewise.
26344 (extract_muldiv_1): Likewise.
26345 (maybe_canonicalize_comparison): Likewise.
26346 (fold_comparison): Likewise.
26347 (fold_binary): Likewise.
26348 (tree_expr_nonnegative_p): Likewise.
26349 (tree_expr_nonzero_p): Likewise.
26350 * tree-vrp.c (compare_values): Likewise.
26351 (extract_range_from_binary_expr): Likewise.
26352 (extract_range_from_unary_expr): Likewise.
26353 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
26355 (nowrap_type_p): Likewise.
26356 * tree-scalar-evolution.c (simple_iv): Likewise.
26357 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
26358 (build_range_check): Likewise.
26359 (extract_muldiv_1): Likewise.
26360 (fold_comparison): Likewise.
26361 * tree-vrp.c (vrp_int_const_binop): Likewise.
26362 (extract_range_from_unary_expr): Likewise.
26363 * convert.c (convert_to_integer): Likewise.
26364 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
26365 (fold_comparison): Likewise.
26366 (fold_binary): Likewise.
26367 * optabs.c (optab_for_tree_code): Likewise.
26368 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
26369 * simplify-rtx.c (simplify_const_relational_operation): Check
26370 flag_strict_overflow and flag_trapv.
26371 (simplify_const_relational_operation): Likewise.
26372 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
26373 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
26376 2007-01-27 Roger Sayle <roger@eyesopen.com>
26378 * tree.c (tree_fold_gcd): Delete.
26379 * tree.h (tree_fold_gcd): Remove prototype.
26380 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
26381 test whether one constant integer is a multiple of another. Instead
26382 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
26383 * fold-const.c (multiple_of_p): We've determined both TOP and
26384 BOTTOM are integer constants so we can call int_const_binop directly
26385 instead of the more generic const_binop.
26387 2007-01-27 Roger Sayle <roger@eyesopen.com>
26389 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
26390 1*X check that the constant hasn't overflowed, to preserve the
26392 (round_up): Provide an efficient implementation when rouding-up an
26393 INTEGER_CST to a power-of-two.
26395 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26397 * doc/sourcebuild.texi: Add comma for clarity.
26398 * doc/extend.texi: Fix some typos.
26399 * doc/passes.texi: Likewise.
26400 * doc/cppinternals.texi: Likewise.
26401 * doc/c-tree.texi: Likewise.
26402 * doc/tree-ssa.texi: Likewise.
26403 * doc/install.texi: Likewise.
26405 2007-01-27 Jan Hubicka <jh@suse.cz>
26407 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
26408 (pass_sra): Do not require alias information.
26409 * passes.c (init_optimization_passes): Add SRA
26411 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
26413 * tracer.c (rest_of_handle_tracer): We already cleaned
26414 up the CFG in tracer() so don't do it here again.
26415 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
26416 cleanup_cfg here, either. And don't call renumber_insns.
26418 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
26419 and BB_HEAD are in the insn stream here. Instead make sure
26420 that BB_INSN is valid on all insns. Also, do check here that
26421 there are no pending branch predictions...
26422 (rtl_verify_flow_info): ...instead of doing it here. Checks
26423 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
26426 2007-01-26 Roger Sayle <roger@eyesopen.com>
26428 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
26429 function to simplify/factorize operand order canonicalization.
26430 (ix86_fixup_binary_operands): Reorganize using the above function.
26431 (ix86_binary_operator_ok): Likewise.
26433 2007-01-27 Jakub Jelinek <jakub@redhat.com>
26435 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
26436 file scope from optimize_attrs.
26437 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
26439 (optimize_attrs): Clear insn_code_values after freeing it.
26441 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
26443 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
26444 a parts.base assignment.
26446 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
26448 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
26449 (compute_subscript_distance, initialize_data_dependence_relation,
26450 finalize_ddr_dependent, analyze_ziv_subscript,
26451 analyze_siv_subscript_cst_affine,
26452 compute_overlap_steps_for_affine_univar,
26453 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
26454 analyze_siv_subscript, analyze_miv_subscript,
26455 analyze_overlapping_iterations, subscript_dependence_tester_1,
26456 compute_self_dependence, free_dependence_relation): Work
26457 with affine_fn instead of chrecs.
26458 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
26459 common_affine_function, affine_function_base,
26460 affine_function_constant_p, affine_fn_op, affine_fn_plus,
26461 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
26462 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
26463 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
26464 (all_chrecs_equal_p): Removed.
26465 * tree-data-ref.h (affine_fn, conflict_function): New types.
26466 (struct subscript): Change type of conflicting_iterations_in_a
26467 and conflicting_iterations_in_b.
26469 2007-01-26 Steve Ellcey <sje@cup.hp.com>
26472 * config/pa/pa.h (TARGET_HPUX_11): New.
26473 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
26474 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
26476 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
26477 Richard Guenther <rguenther@suse.de>
26479 * tree-ssa-structalias.c (solve_graph): Handle case
26480 we merged the variable to another.
26482 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26484 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
26487 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
26488 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
26490 2007-01-25 DJ Delorie <dj@redhat.com>
26492 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
26493 allow changes to modes which don't fit in those registers.
26495 * reload1.c (choose_reload_regs): Check for invalid subregs before
26496 computing their locations, not after.
26498 2007-01-25 Geoffrey Keating <geoffk@apple.com>
26501 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
26502 save Altivec registers in an eh_return function.
26503 (compute_vrsave_mask): Likewise.
26504 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
26505 for saving Altivec registers.
26506 (rs6000_emit_prologue): Don't allocate stack twice in
26507 eh_return function. Correct expected value of altivec_save_offset
26508 when using save_world. Describe save of R0 to stack when using
26509 save_world. Describe stack pointer adjustment when using
26510 save_world. Remove duplicated eh_return parameter register saving.
26511 Update sp_offset variable after save_world.
26512 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
26514 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
26515 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
26518 2007-01-25 Steve Ellcey <sje@cup.hp.com>
26520 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
26522 2007-01-25 Steve Ellcey <sje@cup.hp.com>
26525 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
26526 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
26528 2007-01-25 Richard Guenther <rguenther@suse.de>
26530 * doc/invoke.texi (-Wcoverage-mismatch): Document.
26531 * common.opt (-Wcoverage-mismatch): New warning option.
26532 * coverage.c (get_coverage_counts): Ignore coverage mismatch
26533 if -Wcoverage-mismatch is given.
26535 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
26537 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
26538 (ipcp_driver): Change to static definition.
26539 Add dumping of the ifunctions.
26540 (constant_val_insert): Remove unused parameter. Support for SSA.
26541 (ipcp_propagate_const): Support for SSA.
26542 (ipcp_profile_bb_print): Print only analyzed nodes.
26543 (ipcp_replace_map_create): Remove support for Fortran constant
26545 * ipa-prop.c (ipa_method_modify_stmt,
26546 ipa_callsite_compute_param): Support for SSA.
26547 * ipa-prop.h (ipcp_driver): Remove declaration.
26548 (IS_VALID_TREE_MAP_INDEX): Add define.
26550 2007-01-24 Geoffrey Keating <geoffk@apple.com>
26552 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
26554 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26556 PR middle-end/30447
26557 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
26558 constant argument to cabs and do it without checking for
26559 -funsafe-math-optimizations.
26561 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
26563 * c-common.h (RID_FIRST_CXX0X): New.
26564 (RID_LAST_CXX0X): New.
26565 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
26567 * c.opt (Wc++0x-compat): New.
26568 * doc/invoke.texi (-Wc++0x-compat): Document.
26570 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26572 * builtins.c (fold_builtin_carg): New.
26573 (fold_builtin_1): Use it.
26575 2007-01-24 Jan Hubicka <jh@suse.cz>
26577 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
26579 * ipa-inline.c (initial_insns, max_insns): Delete.
26580 (compute_max_insns): New function.
26581 (cgraph_decide_inlining_of_small_function): Use it; take minimal
26582 amount of insns as base for code growth.
26583 (cgraph_decide_inlining): Make initial_insns local; do not compute
26585 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
26586 * doc/invoke.texi (inline-unit-growth): Update docs.
26588 2007-01-24 Jakub Jelinek <jakub@redhat.com>
26590 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
26591 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
26592 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
26593 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
26594 for CPUs that have PTA_CX16 set.
26596 PR middle-end/27416
26597 * gimplify.c (omp_check_private): New function.
26598 (gimplify_scan_omp_clauses): Use it for
26599 firstprivate/lastprivate/reduction.
26601 PR middle-end/30494
26602 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
26603 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
26605 PR middle-end/30421
26606 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
26607 If lower_lastprivate_clauses emits some statements, append them
26608 to dlist rather than body_p and to body_p append an initializer.
26609 (lower_omp_for): Adjust caller.
26611 2007-01-24 Steve Ellcey <sje@cup.hp.com>
26613 * target.h (globalize_decl_name): New.
26614 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
26615 * output.h (default_globalize_decl_name): New.
26616 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
26618 (globalize_decl): Ditto.
26619 (default_globalize_decl_name): New.
26620 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
26621 (ia64_handle_version_id_attribute): New.
26622 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
26623 (ia64_asm_output_external): Use globalize_decl_name instead
26624 of globalize_label.
26625 * doc/extend.texi (version_id): New pragma.
26626 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
26628 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
26630 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
26631 _uleb128_t and _Unwind_SWord with _sleb128_t.
26632 * unwind-dw2.c (extract_cie_info, execute_stack_op,
26633 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
26635 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
26636 * unwind-pe.h (read_uleb128, read_sleb128,
26637 read_encoded_value_with_base): Likewise.
26638 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
26640 2007-01-24 Richard Guenther <rguenther@suse.de>
26642 * builtins.c (expand_builtin_cexpi): Get the fndecl
26643 for cexp in the correct way.
26645 2007-01-24 Jan Hubicka <jh@suse.cz>
26647 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
26650 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
26652 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
26653 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
26654 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
26655 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
26656 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
26657 __SIZEOF_PTRDIFF_T__.
26658 * doc/cpp.texi: Documentation for the new builtin macros added.
26660 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
26662 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
26663 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
26664 instead of operands[2] to avoid access past the end of array.
26666 2007-01-24 Richard Sandiford <richard@codesourcery.com>
26668 * reload1.c (emit_reload_insns): Pass the reload register
26669 for a non-spill output reload through forget_old_reloads_1.
26671 2007-01-23 Joseph Myers <joseph@codesourcery.com>
26673 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
26674 _SOFT_DOUBLE if doubles use software floating-point.
26675 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
26676 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
26677 * config/rs6000/darwin-ldouble.c: Also compile functions for
26678 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
26679 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
26680 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
26681 commented-out long double override.
26682 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
26683 * config/rs6000/eabispe.h: Likewise.
26684 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
26685 long double for non-SPE.
26686 (rs6000_handle_option): Likewise.
26687 (invalid_e500_subreg): Disallow more subregs involding DImode,
26688 DFmode, TImode or TFmode.
26689 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
26691 (legitimate_lo_sum_address_p): Also check for TFmode for E500
26693 (rs6000_legitimize_address): Also handle TFmode for E500 double.
26694 (rs6000_legitimize_reload_address): Also handle TFmode for E500
26696 (rs6000_legitimate_address): Also check for TFmode for E500
26698 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
26699 (spe_build_register_parallel): Handle TFmode and TCmode.
26700 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
26702 (function_arg): Handle TFmode and TCmode for E500 double.
26703 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
26705 (print_operand): Handle TFmode and TImode for %y.
26706 (rs6000_generate_compare): Handle TFmode comparisons for E500
26708 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
26709 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
26710 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
26711 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
26712 TFmode for E500 double.
26713 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
26714 (floatsidf2): Enable for E500 double.
26715 (movtf_softfloat): Use rs6000_nonimmediate_operand.
26716 (extenddftf2): Change to extenddftf2_fprs.
26717 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
26718 depending on TARGET_E500_DOUBLE.
26719 (extendsftf2): Enable for E500 double.
26720 (trunctfdf2): Enable for E500 double.
26721 (trunctfsf2): Change to trunctfsf2_fprs.
26722 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
26723 depending on TARGET_E500_DOUBLE.
26724 (floatsitf2): Enable for E500 double.
26725 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
26726 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
26727 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
26728 (negtf2): Change to negtf2_internal.
26729 (negtf2): New expander.
26730 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
26731 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
26732 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
26733 (movdi_internal32): Use rs6000_nonimmediate_operand.
26734 (unnamed splitter): Likewise.
26735 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
26736 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
26737 (SPE64TF, DITI): New mode macros.
26738 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
26741 (frob_<mode>_di_2): New.
26742 (frob_tf_di_8_2): New.
26743 (frob_di_df): Change to frob_di_<mode>; allow more modes.
26745 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
26747 (frob_ti_<mode>_8_2): New.
26748 (frob_ti_tf_2): New.
26749 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
26750 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
26752 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
26753 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
26754 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
26755 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
26756 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
26757 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
26760 2007-01-23 Ian Lance Taylor <iant@google.com>
26762 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
26764 (OBJS-archive): Reformat, alphabetize.
26765 (OBJS): Change out_object_file to OBJS-md.
26767 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
26769 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
26770 JUMP_P and CALL_P predicates where applicable.
26771 * config/i386/i386.c: Ditto.
26772 * config/i386/i386.md: Ditto.
26773 * config/i386/mmx.md: Ditto.
26774 * config/i386/predicates.md: Ditto.
26776 2007-01-22 Andreas Schwab <schwab@suse.de>
26778 * config/m68k/m68k.h: Fix comment.
26780 2007-01-22 Jan Hubicka <jh@suse.cz>
26782 * passes.c (init_optimization_passes): Do not rerun
26783 pass_early_warn_uninitialized.
26785 2007-01-22 Richard Guenther <rguenther@suse.de>
26787 PR tree-optimization/30038
26788 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
26790 (execute_cse_sincos_1): Likewise.
26791 (execute_cse_sincos): Likewise.
26792 (gate_cse_sincos): Likewise.
26793 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
26794 the cexpi() canonicalization of sincos().
26795 * tree-pass.h (pass_cse_sincos): Declare.
26796 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
26798 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
26800 PR rtl-optimization/29329
26801 * combine.c (replaced_rhs_insn): Rename to i2mod.
26802 (replaced_rhs_value): Rename to i2mod_new_rhs.
26803 (i2mod_old_rhs): New global variable.
26804 (combine_instructions): Adjust for above change. Save a copy of
26805 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
26806 note are substituted in the second instruction.
26807 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
26808 ditch the note if it pertains to the second eliminated register
26809 and this register is mentioned in i2mod_old_rhs.
26812 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
26814 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
26815 the insn to which the note was originally attached.
26817 2007-01-21 Jan Hubicka <jh@suse.cz>
26819 * ipa-inline.c (inlining_mode): Comment, move up.
26820 (cgraph_decide_inlining_incrementally): Do not perform inlining
26821 itself; fix handling of flattening of self recursive functions.
26822 (cgraph_find_cycles): Remove.
26823 (cgraph_flatten_node): Remove.
26824 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
26825 (try_inline): New function.
26826 (cgraph_early_inlining): Update call of
26827 cgraph_decide_inlining_incrementally. Apply inlining here.
26828 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
26830 2007-01-21 Dirk Mueller <dmueller@suse.de>
26833 * tree-vrp.c (check_array_bounds): do not warn
26834 about ADDR_EXPR's of ARRAY_REF's which are immediately
26835 used in binary expressions.
26837 2007-01-21 Ira Rosen <irar@il.ibm.com>
26839 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
26840 read_write_dep and macros for its access.
26841 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
26842 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
26843 argument, call vect_check_interleaving for every independent pair of
26844 data-refs. Mark loads that access the same memory location as a store
26846 (vect_check_dependences): Remove.
26847 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
26848 call, fix the call to vect_analyze_data_ref_dependence.
26849 (vect_analyze_data_ref_access): For statements that access the same
26850 data-ref, check that they are not stores; for loads, check that there
26851 is no store that access the same location.
26853 2007-01-20 Roger Sayle <roger@eyesopen.com>
26854 Joseph Myers <joseph@codesourcery.com>
26856 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
26857 (-fdump-rtl-stack): Likewise.
26858 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
26859 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
26860 (-mpt-fixed): Use @minus{} for minus sign.
26861 (Using Precompiled Headers): Fix under/overfull hbox.
26863 2007-01-20 Jan Hubicka <jh@suse.cz>
26865 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
26866 place within annotation.
26868 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26870 * pa.c (output_move_double): Change array size of xoperands to 4.
26872 2007-01-20 Jan Hubicka <jh@suse.cz>
26874 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
26877 2007-01-19 Ian Lance Taylor <iant@google.com>
26879 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
26880 constant to unsigned HOST_WIDE_INT before negating.
26882 2007-01-19 Ian Lance Taylor <iant@google.com>
26884 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
26886 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
26887 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
26888 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
26889 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
26890 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
26891 (realloc_vdef, realloc_vuse): Change second parameter to
26893 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
26894 fields to unsigned.
26895 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
26896 unsigned. Change x and lim locals to unsigned.
26897 (realloc_vdef, realloc_vuse): Change num_elem parameter to
26899 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
26900 (copy_virtual_operands): Change i and n locals to unsigned.
26902 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26904 PR middle-end/29335
26905 * builtins.c (fold_builtin_1): Handle builtin fdim.
26907 2007-01-20 Jan Hubicka <jh@suse.cz>
26909 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
26910 * tree-ssa-structalias.c (compute_points_to_sets): Do call
26911 init_alias_heapvars.
26912 (init_alias_heapvars): Initialize only when not already initialized.
26913 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
26915 2007-01-19 Roger Sayle <roger@eyesopen.com>
26917 * common.opt (fsigned-zeros): New command line option.
26918 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
26919 of flag_unsafe_math_optimizations.
26920 * opts.c (set_fast_math_flags): The -ffast-math command line option
26921 implies -fno-signed-zeros.
26922 (fast_math_flags_set_p): Likewise.
26924 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
26925 the documentation of -ffast-math appropriately. Wrap long lines.
26927 2007-01-19 Steve Ellcey <sje@cup.hp.com>
26929 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
26930 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
26932 2007-01-19 Tomas Bily <tbily@suse.cz>
26934 * cgraphunit.c (cgraph_finalize_function): Updating of pid
26936 (tree_init_ic_make_global_vars): New function
26937 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
26938 (tree_gen_ic_profiler): New function
26939 (tree_gen_ic_func_profiler): New function
26940 (tree_profiling): Added calling of tree_gen_ic_func_profiler
26941 (tree_profile_hooks): Added hook for indirec/virtual calls
26942 * value-prof.c (tree_find_values_to_profile): New case for
26944 (tree_values_to_profile): Call for determining indirect/virtual
26946 (tree_indirect_call_to_profile): New function
26947 (tree_ic_transform): New function
26948 (tree_ic): New function
26949 (find_func_by_pid): New function
26950 (init_pid_map): New function
26951 (tree_value_profile_transformations): Added check for
26952 indirect/virtual call transformation
26953 * value-prof.h (enum hist_type): New counter type for
26954 indirect/virtual calls
26955 (profile_hooks): Added new hook for profiling indirect/virtual
26957 * profile.c (instrument_values): New case for indirect/virtual
26959 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
26960 (GCOV_COUNTER_V_INDIR): New counter type
26961 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
26962 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
26964 * cgraph.c: Definition of cgraph_max_pid
26965 (cgraph_create_node): Default init of pid attribute
26966 * cgraph.h: Declaration of cgraph_max_pid
26967 (struct cgraph_node): Added pid attribute
26968 * libgcov.c (__gcov_indirect_call_profiler): New function
26969 (__gcov_one_value_profiler_body): New function
26970 (__gcov_one_value_profiler): Body was moved to
26971 __gcov_one_value_profiler_body and calls it
26973 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
26975 * doc/gty.texi (Options): Document the mark_hook option to GTY.
26976 * gengtype.c (write_types_data, write_func_for_structure,
26977 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
26978 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
26979 (walk_type, write_func_for_structure): Generate the mark_hook if
26982 2007-01-19 Jan Hubicka <jh@suse.cz>
26984 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
26985 'early' argument take inlining mode argument specifying whether to
26986 inline for size/speeed or all functions; add support for flattening;
26988 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
26990 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26993 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
26994 the name of the declared identifier.
26996 2007-01-19 Dirk Mueller <dmueller@suse.de>
26998 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
26999 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
27000 duplicate evaluation.
27002 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
27004 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
27005 Macroize expander using X87MODEF12 mode macro. Extend operand 1
27006 to XFMode, use acosxf2 and truncate result to requested mode.
27007 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
27008 (asin<mode>2): Similarly, with asin expanders.
27009 (*fscalexf4_i387): Rename from *fscalexf4.
27010 (expNcorexf3): New expander.
27011 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
27012 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
27013 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
27014 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
27015 patterns for SSE math.
27016 (exp10<mode>2): Similarly, with exp10 expanders.
27017 (exp2<mode>2): Similarly, with exp2 expanders.
27018 (expm1<mode>2): Similarly, with expm1 expanders.
27019 (ldexp<mode>3): Similarly, with ldexp expanders.
27020 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
27021 Use gen_truncxf<mode>2_i387_noop to truncate result.
27023 2007-01-19 Richard Sandiford <richard@codesourcery.com>
27025 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
27026 for ColdFire targets.
27028 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
27029 Richard Sandiford <richard@codesourcery.com>
27031 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
27032 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
27033 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
27034 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
27035 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
27036 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
27038 2007-01-19 Richard Sandiford <richard@codesourcery.com>
27040 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
27041 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
27042 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
27043 (*adddi_dilshr32_cf): New pattern.
27044 (adddi3, subdi3): Remove first alternatives.
27046 2007-01-19 Richard Sandiford <richard@codesourcery.com>
27048 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
27049 implemented using move.l, do not use its cc result for floating-point
27052 2007-01-19 Richard Sandiford <richard@codesourcery.com>
27054 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
27055 from accepting 's' constraints if flag_pic.
27057 2007-01-19 Richard Sandiford <richard@codesourcery.com>
27059 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
27060 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
27061 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
27062 condition from TARGET_68881 to TARGET_HARD_FLOAT.
27064 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
27066 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
27067 ColdFire alternatives.
27068 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
27069 * config/m68k/m68k.md (clzsi2): Define for ColdFire
27070 architectures that support ff1 instruction.
27072 2007-01-19 Richard Sandiford <richard@codesourcery.com>
27073 Julian Brown <julian@codesourcery.com>
27075 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
27076 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
27077 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
27080 2007-01-19 Richard Sandiford <richard@codesourcery.com>
27082 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
27084 (output_move_const_into_data_reg, output_move_simode_const): Delete.
27085 * config/m68k/m68k.c (const_method, const_int_cost): Take a
27086 HOST_WIDE_INT instead of an rtx.
27087 (m68k_rtx_costs): Update call accordingly.
27088 (output_move_const_into_data_reg): Likewise. Fix formatting.
27089 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
27091 (output_move_simode_const): Update calls after above changes.
27092 Rework to use automatic variables and predicates like MEM_P.
27093 * config/m68k/m68k.md (pushexthisi_const): Update call to
27096 2007-01-19 Dirk Mueller <dmueller@suse.de>
27098 * tree-ssa-alias.c (perform_var_substitution): Fix typo
27099 in dump_flags test.
27101 2007-01-19 Richard Guenther <rguenther@suse.de>
27103 * builtins.c (expand_builtin_cexpi): Fall back to expanding
27104 via cexp in case sincos is not available.
27106 2007-01-19 Richard Guenther <rguenther@suse.de>
27108 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
27109 * defaults.h (TARGET_HAS_SINCOS): Default to off.
27110 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
27111 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
27112 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
27113 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
27114 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
27115 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
27117 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
27119 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
27121 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
27122 (atan2xf3): Directly generate RTL pattern.
27123 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
27124 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
27125 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
27126 disable patterns for SSE math.
27127 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
27128 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
27129 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
27130 disable patterns for SSE math.
27132 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
27134 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
27136 2007-01-18 Roger Sayle <roger@eyesopen.com>
27138 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
27139 VIEW_CONVERT_EXPR to the same type as it's operand.
27141 2007-01-18 David Edelsohn <edelsohn@gnu.org>
27143 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
27144 configured for long double 128.
27146 2007-01-18 Mike Stump <mrs@apple.com>
27148 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
27151 2007-01-18 Michael Meissner <michael.meissner@amd.com>
27153 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
27156 2007-01-18 Jan Hubicka <jh@suse.cz>
27158 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
27159 greater than NUM_VOP_FREE_BUCKETS.
27161 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
27163 * tree-ssa-structalias.c: Update comments.
27164 (ptabitmap_obstack): Removed.
27165 (pta_obstack): New.
27166 (oldpta_obstack): Ditto.
27167 (stats): Add a few members.
27168 (struct variable_info): Remove node, complex, address_taken, and
27169 indirect_target members. Add oldsolution member.
27170 (new_var_info): Do not initialize removed members.
27171 (constraint_expr_type): Remove INCLUDES.
27172 (constraint_graph): Add size, implicit_preds, rep,
27173 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
27174 (FIRST_REF_NODE): New macro.
27175 (LAST_REF_NODE): Ditto.
27176 (FIRST_ADDR_NODE): Ditto.
27177 (find): New function.
27179 (dump_constraint): Do not handle INCLUDES.
27180 (insert_into_complex): Do not insert duplicate constraints.
27181 (condense_varmap_nodes): Renamed and rewritten into ...
27182 (merge_node_constraints): This. Also fix bug in handling of
27183 offseted copy constraints.
27184 (clear_edges_for_node): No longer need to deal with preds at all,
27185 or removing associated preds/succs.
27186 (merge_graph_nodes): Deal with indirect_cycles.
27187 Don't deal with predecessors.
27188 (add_implicit_graph_edge): New function.
27189 (add_pred_graph_edge): Ditto.
27190 (add_graph_edge): Don't deal with predecessors.
27191 (build_constraint_graph): Removed.
27192 (build_pred_graph): New function.
27193 (build_succ_graph): Ditto.
27194 (struct scc_info): Removed in_component. Added roots, dfs, and
27195 node_mapping. Remove visited_index, unification_queue.
27196 (scc_visit): Deal with union-find we do now.
27197 Deal with cycles with REF nodes.
27198 (collapse_nodes): Renamed and rewritten to ...
27199 (unify_nodes): This.
27200 (process_unification_queue): Removed.
27201 (topo_visit): Cleanup
27202 (do_da_constraint): Use find.
27203 (do_sd_constraint): Ditto.
27204 (do_ds_constraint): Ditto.
27205 (do_complex_constraint): Ditto.
27206 (init_scc_info): Update for removed and added members.
27207 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
27208 (find_indirect_cycles): This.
27209 (equivalence_class): New variable.
27210 (label_visit): New function.
27211 (perform_variable_substitution): Rewritten.
27212 (free_var_substitution_info): New function.
27213 (find_equivalent_node): Ditto.
27214 (move_complex_constraints): Ditto.
27215 (eliminate_indirect_cycles): Ditto.
27216 (solve_graph): Only propagate changed bits.
27217 Use indirect cycle elimination.
27219 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
27220 (tree_id_eq): Renamed to ...
27221 (tree_vi_eq): This. Update for member change
27222 (insert_id_for_tree): Renamed and rewritten to ...
27223 (insert_vi_for_tree): This.
27224 (lookup_id_for_tree): Renamed and rewritten to ...
27225 (lookup_vi_for_tree): This.
27226 (get_id_for_tree): Renamed and rewritten to ...
27227 (get_vi_for_tree): Ditto.
27228 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
27229 (process_constraint): Don't handle INCLUDES.
27230 Remove special ADDRESSOF case.
27231 (find_func_aliases): Rewrite to use vi functions instead of id
27233 (create_function_info_for): Ditto.
27234 (create_variable_info_for): Ditto.
27235 (intra_create_variable_infos): Ditto.
27236 (merge_smts_into): Ditto.
27237 (find_what_p_points_to): Ditto.
27238 (init_base_vars): Ditto.
27239 (init_alias_vars): Ditto.
27240 (remove_preds_and_fake_succs): New function.
27241 (dump_sa_points_to_info): Dump new stats.
27242 (dump_solution_for_var): Use find.
27243 (set_used_smts): Fix formatting.
27244 (compute_points_to_sets): Updated for new functions.
27245 (ipa_pta_execute): Ditto.
27247 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
27248 Richard Sandiford <richard@codesourcery.com>
27250 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
27252 * calls.c (expand_call): If the return value is a PARALLEL,
27253 extract its first member.
27254 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
27255 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
27256 use FUNCTION_EXTRA_EPILOGUE.
27257 (m68k_function_value): Return a PARALLEL if the return value
27258 is of a pointer type.
27259 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
27260 (FUNCTION_EXTRA_EPILOGUE): Remove.
27261 * config/m68k/m68k.md (D0_REG): New constant.
27263 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
27265 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
27266 output a NOP for empty epilogues.
27268 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27270 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
27271 before function. Extend register save check to include all
27272 registers, not just integer ones.
27274 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
27276 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
27277 (m68k_use_return_insn): ...this.
27278 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
27279 * config/m68k/m68k.c (use_return_insn): Rename to...
27280 (m68k_use_return_insn): ...this.
27281 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
27282 of USE_RETURN_INSN.
27284 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
27286 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
27287 nearest even, fix denormal rounding overflow.
27289 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27291 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
27292 f%$smove and f%$move.
27293 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
27294 (extendsfdf2_cf): Use fdmove instead of f%&move.
27295 (truncdfsf2_cf): Use fsmove instead of f%$smove.
27296 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
27298 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27300 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
27303 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27305 * real.h (real_format): Add a canonical_nan_lsbs_set field.
27306 (coldfire_single_format): Declare.
27307 (coldfire_double_format): Likewise.
27308 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
27309 of qnan_msb_set to determine the lower bits of a canonical
27311 (encode_ieee_double): Likewise.
27312 (encode_ieee_quad): Likewise.
27313 (ieee_single_format): Initialize canonical_nan_lsbs_set.
27314 (mips_single_format): Likewise.
27315 (ieee_double_format): Likewise.
27316 (mips_double_format): Likewise.
27317 (ieee_extended_motorola_format): Likewise.
27318 (ieee_extended_intel_96_format): Likewise.
27319 (ieee_extended_intel_128_format): Likewise.
27320 (ieee_extended_intel_96_round_53_format): Likewise.
27321 (ibm_extended_format): Likewise.
27322 (mips_extended_format): Likewise.
27323 (ieee_quad_format): Likewise.
27324 (mips_quad_format): Likewise.
27325 (vax_f_format): Likewise.
27326 (vax_d_format): Likewise.
27327 (vax_g_format): Likewise.
27328 (i370_single_format): Likewise.
27329 (i370_double_format): Likewise.
27330 (decimal_single_format): Likewise.
27331 (decimal_double_format): Likewise.
27332 (decimal_quad_format): Likewise.
27333 (c4x_single_format): Likewise.
27334 (c4x_extended_format): Likewise.
27335 (real_internal_format): Likewise.
27336 (coldfire_single_format): New real_format.
27337 (coldfire_double_format): Likewise.
27338 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
27339 canonical_nan_lsbs_set.
27340 (pdp11_d_format): Likewise.
27341 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
27342 if TARGET_COLDFIRE_CPU.
27344 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27346 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
27347 (output_call, m68k_legitimize_call_address): Declare.
27348 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
27349 parenthesees. Add support for a 'W' constraint.
27350 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
27351 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
27352 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
27353 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
27355 (override_options): Initialize them. Do not set flag_no_function_cse
27356 for TARGET_ID_SHARED_LIBRARY.
27357 (m68k_output_pic_call): Delete.
27358 (m68k_legitimize_call_address): New function.
27359 (print_operand): Remove the %o prefix. Handle the %p prefix.
27360 (output_call): New function.
27361 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
27362 target address from the GOT if symbolic jumps are not allowed.
27363 * config/m68k/m68k.md (call, general_operand): Do not set
27364 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
27365 Merge separate flag_pic and !flag_pic define_insns into...
27366 (*call, *call_value): ...these new patterns. Match the address
27367 rather than the containing MEM and require it to be a call_operand.
27368 Use output_call to generate the asm template.
27369 * config/m68k/predicates.md (const_call_operand): New predicate.
27370 (call_operand): Likewise.
27372 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
27374 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
27375 (STACK_GROWS_DOWNWARD): Define to 1.
27376 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
27377 comments, emphasizing that these values are only defaults.
27378 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
27379 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
27381 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27383 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
27385 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
27386 Richard Sandiford <richard@codesourcery.com>
27388 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
27389 (FP_REGNO_P): New macros.
27390 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
27391 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
27392 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
27393 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
27395 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
27397 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
27398 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
27400 * config/m68k/t-floatlib: New file, extracting common code from...
27401 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
27402 * config/m68k/t-uclinux: Here.
27403 * config/m68k/fpgnulib.c: Do not compile extendeed precision
27404 routines on ColdFire targets.
27406 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
27408 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
27409 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
27410 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
27411 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
27412 explicitly set MOTOROLA to 1.
27413 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
27415 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27416 Nathan Sidwell <nathan@codesourcery.com>
27418 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
27419 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
27420 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
27421 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
27422 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
27423 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
27424 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
27425 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
27426 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
27427 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
27428 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
27429 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
27430 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
27431 (DBX_REGISTER_NUMBER): Delete.
27432 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
27433 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
27434 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
27436 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27438 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
27439 * config/flat.h: New file.
27440 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
27441 OBJECT_FORMAT_FLAT.
27442 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
27443 indirect references for -msep-data or -mid-shared-library.
27444 Do not use PC-relative code addresses either.
27445 * config/m68k/m68k.c (override_options): Restrict -fPIC error
27447 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
27448 for shared libraries and crt1.o for executables. Use crti.o and
27450 (ENDFILE_SPEC): Use crtend.o and crtn.o.
27451 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
27452 Do not add -elf2flt or -shared-lib-id options here.
27453 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
27454 Pass -shared-lib-id if -mid-shared-library, taking the library
27455 identifier from -mshared-library-id if given, otherwise
27457 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
27458 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
27459 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
27460 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
27461 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
27462 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
27464 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
27465 jump sequence for ISA A and ISA A+.
27466 (PICJUMP): Likewise.
27468 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27470 * config.gcc (m68k-*-uclinux*): Base the port on the common
27471 and m68k GNU/Linux files rather than on the generic ELF ones.
27472 * config/m68k/uclinux.h (TARGET_VERSION): Override.
27473 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
27475 2007-01-18 Julian Brown <julian@codesourcery.com>
27476 Richard Sandiford <richard@codesourcery.com>
27478 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
27479 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
27480 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
27482 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
27483 80 unconditionally.
27484 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
27486 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27488 * doc/install.texi: Document m68k-uclinuxoldabi.
27489 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
27490 * config/m68k/uclinux-oldabi.h: New file, copied from
27491 config/m68k/uclinux.h.
27493 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
27495 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
27496 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
27497 (m32r_compute_frame_size): Use unsigned for regno.
27498 (m32r_reload_lr): Use gen_frame_mem.
27500 (m32r_output_function_epilogue): Don't output the function epilogue
27502 (m32r_expand_epilogue): New.
27503 (direct_return): Return false if the function has the interrupt
27505 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
27506 * config/m32r/m32r.md (epilogue): New expander.
27507 (return_lr, return_rte): New insns.
27508 (return): Make it expander.
27509 (return_normal): New expander.
27511 2007-01-18 Josh Conner <jconner@apple.com>
27514 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
27515 support for UNLE, UNLT, UNGE, and UNGT.
27517 2007-01-18 Jan Hubicka <jh@suse.cz>
27519 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
27520 * tree-tailcall (add_virtual_phis): Likewise.
27521 (optimize_tail_call): Return TODOs.
27522 (execute_tail_calls): Return TODOs.
27523 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
27524 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
27526 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
27527 Cleanup cfg using TODO.
27528 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
27529 * passes.c (execute_function_todo): When cleanup did something, remove
27531 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
27532 (make_edges): Don't cleanup_cfg.
27534 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
27536 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
27537 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
27538 operate on the top of stack.
27539 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
27540 register handling of instructions that output to the second
27542 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
27543 (move_for_stack_reg): Special-case check for dead destination
27544 stack slot for constant load of 1.0 inside UNSPEC_TAN.
27546 * config/i386/i386.md (UNSPEC_TAN): New constant.
27547 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
27548 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
27549 to correctly model move of constant 1.0 to top stack slot.
27550 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
27551 (unnamed peephole2 pattern): Remove corresponding peephole2
27552 pattern that optimizes tan insn and loading of constant 1.0.
27553 (tanxf2): Use fptanxf4_i387.
27554 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
27555 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
27556 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
27557 disable patterns for SSE math.
27558 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
27559 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
27561 2007-01-18 Dirk Mueller <dmueller@suse.de>
27562 Richard Guenther <rguenther@suse.de>
27565 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
27566 * common.opt (Warray-bounds): Add new warning option.
27567 * c-opts.c (c_common_handle_option): Define -Warray-bounds
27569 * Makefile.in: make tree-vrp.o depend on toplev.h
27570 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
27572 (check_array_refs, check_array_bounds, check_array_ref): New.
27574 2007-01-18 Jan Hubicka <jh@suse.cz>
27576 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
27577 (execute_ssa_ccp): Return flags conditionally.
27578 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
27580 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
27582 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
27584 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
27585 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
27587 * Makefile.c (GTFILES): Add cfglayout.h.
27588 * gengtype.c (open_base_files): Likewise.
27589 * cfglayout.c (cfg_layout_function_footer,
27590 cfg_layout_function_header) Reindent to make gengtype happy.
27591 * cfglayout.h (cfg_layout_function_footer,
27592 cfg_layout_function_header): Add GTY(()) marker.
27594 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
27596 2007-01-18 Ben Elliston <bje@au.ibm.com>
27598 * genautomata.c (write_automata): Include xstrerror output in the
27599 error message if writing the DFA description file fails.
27601 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
27603 * config/mips/mips-protos.h (mips_output_external): Make it
27605 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
27606 * config/mips/mips.c (irix_output_external_libcall): Likewise.
27607 (extern_list): Likewise.
27608 (extern_head): Likewise.
27609 (TARGET_ASM_FILE_END): Likewise.
27610 (mips_file_end): Likewise.
27611 (mips_output_external): Rewritten.
27613 2007-01-18 Ben Elliston <bje@au.ibm.com>
27615 * genpreds.c (write_insn_preds_c): Only write out the function
27616 body for regclass_for_constraint if we have register constraints.
27618 2007-01-17 Tom Tromey <tromey@redhat.com>
27620 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
27621 * doc/install.texi (Testing): Use sourceware.org.
27622 (Binaries): Likewise.
27623 (Specific): Likewise.
27624 * doc/contrib.texi (Contributors): Use sourceware.org.
27626 2007-01-17 Anatoly Sokolov <aesok@post.ru>
27628 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
27629 (AVR_ENHANCED): Rename to ...
27630 (AVR_HAVE_MUL): ... new.
27631 (avr_enhanced_p): Rename to ...
27632 (avr_have_mul_p): ... new.
27633 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
27634 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
27635 * config/avr/avr.c (avr_enhanced_p): Rename to ...
27636 (avr_have_mul_p): ... new.
27637 (base_arch_s): Rename 'enhanced' to 'have_mul'.
27638 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
27639 'avr_enhanced_p' and 'enhanced'.
27640 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
27641 AVR_HAVE_MUL instead of AVR_ENHANCED.
27642 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
27643 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
27644 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
27645 instead of AVR_ENHANCED.
27646 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
27647 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
27648 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
27650 2007-01-17 Ian Lance Taylor <iant@google.com>
27652 * vec.h (VEC_reserve_exact): Define.
27653 (vec_gc_p_reserve_exact): Declare.
27654 (vec_gc_o_reserve_exact): Declare.
27655 (vec_heap_p_reserve_exact): Declare.
27656 (vec_heap_o_reserve_exact): Declare.
27657 (VEC_OP (T,A,reserve_exact)): New static inline function, three
27659 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
27660 negative parameter.
27661 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
27662 (VEC_OP (T,A,copy)) [all versions]: Likewise.
27663 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
27664 * vec.c (calculate_allocation): Add exact parameter. Change all
27666 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
27667 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
27668 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
27669 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
27670 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
27671 (vec_heap_p_reserve_exact): New function.
27672 (vec_heap_o_reserve_exact): New function.
27674 2007-01-17 Jan Hubicka <jh@suse.cz>
27676 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
27678 2007-01-17 Eric Christopher <echristo@apple.com>
27680 * config.gcc: Support core2 processor.
27682 2007-01-16 Jan Hubicka <jh@suse.cz>
27684 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
27685 the names, just unlink the chain so we don't crash on dangling
27689 2007-01-16 Jan Hubicka <jh@suse.cz>
27691 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
27692 * tree-pass.h: Reorder to make IPA passes appear toegher.
27693 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
27695 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
27696 parameters, do not call early inliner.
27697 * ipa-inline.c: Update comments. Include tree-flow.h
27698 (cgraph_decide_inlining): Do not compute inlining parameters.
27699 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
27700 be called with function context set up.
27701 (pass_ipa_inline): Remove unreachable functions before pass.
27702 (cgraph_early_inlining): Simplify assuming to be called from the
27704 (pass_early_inline): New pass.
27705 (cgraph_gate_ipa_early_inlining): New gate.
27706 (pass_ipa_early_inline): Turn into simple wrapper.
27707 (compute_inline_parameters): New function.
27708 (gate_inline_passes): New gate.
27709 (pass_inline_parameters): New pass.
27710 (apply_inline): Move here from tree-optimize.c
27711 (pass_apply_inline): New pass.
27712 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
27714 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
27715 doing them by hand.
27716 (tree_function_versioning): Do not allocate dummy struct function.
27717 * tree-inline.h (optimize_inline_calls): Update prototype.
27718 * tree-optimize.c (execute_fixup_cfg): Export.
27719 (pass_fixup_cfg): Remove
27720 (tree_rest_of_compilation): Do not apply inlines.
27721 * tree-flow.h (execute_fixup_cfg): Declare.
27722 * Makefile.in (gt-passes.c): New.
27723 * passes.c: Include gt-passes.h
27724 (init_optimization_passes): New passes.
27725 (nnodes, order): New static vars.
27726 (do_per_function_toporder): New function.
27727 (execute_one_pass): Dump current pass here.
27728 (execute_ipa_pass_list): Don't dump current pass here.
27730 2007-01-16 Janis Johnson <janis187@us.ibm.com>
27732 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
27733 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
27735 2007-01-16 David Edelsohn <edelsohn@gnu.org>
27737 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
27738 (strong_alias): Define.
27739 (__gcc_qmul): Provide non-FMA for soft-float.
27740 (__gcc_qdiv): Same.
27745 (__gcc_qunord): New.
27755 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
27756 soft-float functions.
27757 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
27758 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
27759 about long double soft float.
27761 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
27762 Tehila Meyzels <tehila@il.ibm.com>
27764 * tree-vectorizer.h (is_pattern_stmt_p): New.
27765 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
27766 formatting (tabs instead of spaces). Cleanup and clarify setting
27767 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
27768 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
27769 (vectorizable_type_demotion): Check that types are integral.
27770 (vectorizable_type_promotion): Likewise.
27771 (vectorizable_store): Fix typo. Eliminate new-line at end of
27774 2007-01-16 Jan Hubicka <jh@suse.cz>
27776 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
27779 2007-01-15 Eric Christopher <echristo@apple.com>
27781 * ifcvt.c: Include vec.h, vecprim.h.
27782 (check_cond_move_block): New argument regs.
27783 Reorganize. Add registers used to regs.
27784 (cond_move_process_if_block): Use regs set above as
27787 2007-01-15 Eric Christopher <echristo@apple.com>
27789 * config/darwin.h: Update copyright.
27790 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
27791 (LINK_COMMAND_SPEC): Add -u.
27792 (LINK_SPEC): Fix umbrella for above.
27794 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
27796 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
27799 2007-01-15 Tom Tromey <tromey@redhat.com>
27801 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
27802 * doc/install.texi (Testing): Don't mention jacks.
27803 (Configuration): Document --enable-java-maintainer-mode. Move
27804 --with-java-home to libgcj-specific section. Document
27806 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
27808 2007-01-15 Jan Hubicka <jh@suse.cz>
27810 * tree-ssa-dce.c (DCE_TODOs): New.
27811 (propagate_necessity): Return if something changed.
27812 (eliminate_unnecessary_stmts): Likewise.
27813 (perform_tree_ssa_dce): Return TODO flags when needed.
27814 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
27816 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
27818 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
27819 (fyl2x_extend<mode>xf3_i387): New insn pattern.
27820 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
27821 patterns using X87MODEF12 mode macro. Extend operand 1
27822 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
27823 (log10<mode>2): Ditto.
27824 (log2<mode>2): Ditto.
27825 (log1p<mode>2): Ditto.
27826 (logb<mode>2): Ditto.
27827 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
27828 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
27829 (*fxtractxf3_i387): Rename from *fxtractxf3.
27830 (fxtract_extend<mode>xf3_i387): New insn pattern.
27831 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
27832 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
27833 and gen_fyl2xxf3_i387().
27835 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
27837 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
27838 * cfgloopmanip.c (fix_loop_placement): Made static. Use
27839 get_loop_exit_edges. Changed return type to bool.
27840 * cfgloop.h (fix_loop_placement): Declaration removed.
27842 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
27844 * param.h (MIN_VECT_LOOP_BOUND): New.
27845 * params.def (MIN_VECT_LOOP_BOUND): New.
27846 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
27847 argument - minimum threshold for number of iterations.
27848 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
27849 argument to declaration.
27850 * tree-vect-analyze.c (vect_analyze_operations): Check value of
27851 MIN_VECT_LOOP_BOUND.
27852 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
27853 slpeel_tree_peel_loop_to_edge with additional argument.
27854 (vect_do_peeling_for_alignment): Likewise.
27855 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
27857 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
27860 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
27861 operands of size 1.
27863 2007-01-14 Jan Hubicka <jh@suse.cz>
27865 * tree-dfa.c (remove_referenced_var): New function.
27866 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
27867 prune referenced vars list too.
27868 * tree-flow.h (remove_referenced_var): Declare.
27870 2007-01-14 Jan Hubicka <jh@suse.cz>
27872 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
27874 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
27875 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
27876 * except.h (verify_eh_throw_table_statements): Kill prototype.
27877 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
27878 into call exrepssions.
27879 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
27881 * tree-cfg.c: Include pointer-set.h.
27882 (verify_node_sharing): Work on pointer set.
27883 (verify_eh_throw_stmt_node): New.
27884 (verify_stmts): Use pointers sets, verify throw_stmt.
27886 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
27888 * ipa-reference.c (analyze_function): Consider also addresses taken
27891 2007-01-12 Roger Sayle <roger@eyesopen.com>
27893 * c-typeck.c (null_pointer_constant_p): Replace use of
27894 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
27895 (build_c_cast): Likewise.
27897 2007-01-12 Roger Sayle <roger@eyesopen.com>
27899 * tree.h (force_fit_type_double): Remove unused final argument.
27900 * c-common.c (constant_expression_warning): Replace use of
27901 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
27902 (convert_and_check): Likewise.
27903 (shorten_compare): Update call to force_fit_type_double.
27904 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
27905 * convert.c (convert_to_pointer): Update call to
27906 force_fit_type_double.
27907 * fold-const.c (force_fit_type_double): Remove overflowed_const
27909 (int_const_binop, fold_convert_const_int_from_int,
27910 fold_convert_const_int_from_real, fold_div_compare,
27911 fold_sign_changed_comparison, fold_unary, fold_negate_const,
27912 fold_abs_const, fold_not_const): Remove the final argument from
27913 calls to force_fit_type_double.
27915 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
27917 * configure.ac: Set insn to "nop" for spu-*-* also.
27918 * configure: Regenerate.
27920 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
27922 * builtins.def : Add BUILT_IN_FREE.
27924 2007-01-12 Jan Hubicka <jh@suse.cz>
27926 PR tree-optimization/30443
27927 * tree-inline.c (tree_function_versioning): Do not optimize when
27928 cloning for inlining.
27930 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
27932 * doc/loop.texi: Document recording of loop exits.
27933 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
27934 (update_single_exits_after_duplication,
27935 update_single_exit_for_duplicated_loop,
27936 update_single_exit_for_duplicated_loops): Removed.
27937 (duplicate_loop_to_header_edge): Do not call
27938 update_single_exits_after_duplication and
27939 update_single_exit_for_duplicated_loops.
27940 (loop_version): Do not update single_exit information.
27941 (fix_loop_structure): Use record_loop_exits instead of
27942 mark_single_exit_loops.
27943 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
27944 the lists of loop exits.
27945 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
27946 split_edge, merge_blocks): Update the lists of loop exits.
27947 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
27948 loop_optimizer_init.
27949 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
27950 of mark_single_exit_loops.
27951 (loop_optimizer_finalize): Call release_recorded_exits.
27952 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
27953 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
27954 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
27955 update single exit information.
27956 * lambda-code.c (perfect_nestify): Ditto.
27957 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
27958 (mark_single_exit_loops): Removed.
27959 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
27960 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
27961 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
27963 (get_loop_exit_edges, single_exit): Use recorded exit lists.
27964 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
27965 (verify_loop_structure): Verify consistency of the exit lists.
27966 (flow_loops_find): Use alloc_loop. Initialize exits hash.
27967 (set_single_exit): Removed.
27968 * cfgloop.h (struct loop_exit): New function.
27969 (struct loop): single_exit_ field replaced by exits field.
27970 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
27971 LOOPS_HAVE_RECORDED_EXITS.
27972 (struct loops): Added exits hash.
27973 (mark_single_exit_loops, set_single_exit): Declaration removed.
27974 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
27976 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27978 * doc/invoke.texi: Avoid use of @headitem.
27980 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27982 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
27984 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27986 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
27989 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
27990 Richard Sandiford <richard@codesourcery.com>
27992 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
27993 * config/m68k/m68k.opt: Resort options.
27994 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
27996 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
27997 Richard Sandiford <richard@codesourcery.com>
27999 * doc/invoke.texi: Document the macros that are defined by
28000 m68k's -mtune and -mhard-float options.
28001 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
28002 (m68k_cpp_cpu_family): Likewise.
28003 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
28004 of __ucfv*__ macros. Define __mcffpu__ if generating code for
28005 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
28006 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
28007 (m68k_cpp_cpu_family): Likewise.
28009 2007-01-12 Richard Sandiford <richard@codesourcery.com>
28011 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
28012 macros besides mc68000 as tuning macros. Use a switch statement
28013 to set them and mcpu32.
28015 2007-01-12 Julian Brown <julian@codesourcery.com>
28017 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
28018 (TARGET_68040_ONLY): Rename to...
28019 (TARGET_68040): ...this.
28020 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
28021 * config/m68k/m68k.md: Likewise.
28023 2007-01-12 Julian Brown <julian@codesourcery.com>
28024 Nathan Sidwell <nathan@codesourcery.com>
28025 Richard Sandiford <richard@codesourcery.com>
28027 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
28028 the -mcpu= argument associated with the --with-cpu setting.
28029 Define M68K_DEFAULT_TUNE to the default -mtune= option,
28030 if different from the one implied by the -mcpu setting.
28031 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
28032 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
28033 * doc/invoke.texi: Mention ColdFire in the introduction to the
28034 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
28035 -mno-div and -mhard-float options. Make -m68881 a synonym for
28036 -mhard-float. Document the previously-undocumented -m5206e,
28037 -m528x, -m5307 and -m5407 options. Tweak the existing option
28038 documentation for consistency.
28039 * doc/install.texi: Mention new --with-cpu arguments.
28040 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
28041 default CPU if neither -mcpu nor -march are specified.
28042 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
28043 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
28044 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
28045 using m68k_tune to decide between families that implement the
28046 same ISA. Use m68k_tune to set __mcfv4e__.
28047 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
28048 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
28049 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
28050 (FL_ISA_C, FL_ISA_MMU): New macros.
28051 (MASK_COLDFIRE): Delete.
28052 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
28053 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
28054 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
28055 (TARGET_HARD_FLOAT): Do not define here.
28056 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
28057 (TUNE_68000): New macro.
28058 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
28059 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
28060 (TUNE_CFV2): Redefine in terms of m68k_tune.
28061 (uarch_type, target_device, fpu_type): New enums.
28062 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
28063 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
28064 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
28065 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
28066 (FL_FOR_isa_c): New macros.
28067 (m68k_isa): New enum.
28068 (m68k_target_selection): New structure.
28069 (all_devices, all_isas, all_microarchs): New tables.
28070 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
28071 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
28072 (MASK_ALL_CPU_BITS): Delete.
28073 (m68k_find_selection): New function.
28074 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
28075 Map the legacy target options to a combination of the new ones.
28076 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
28077 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
28078 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
28080 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
28081 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
28083 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
28084 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
28085 * config/m68k/m68k-devices.def: New file.
28087 2007-01-12 Richard Sandiford <richard@codesourcery.com>
28088 Nathan Sidwell <nathan@codesourcery.com>
28090 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
28091 (SUBTARGET_EXTRA_SPECS): New macros.
28092 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
28093 use %(asm_cpu_spec) instead.
28094 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
28095 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
28096 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
28097 (EXTRA_SPECS): Rename to...
28098 (SUBTARGET_EXTRA_SPECS): ...this.
28100 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
28101 Richard Sandiford <richard@codesourcery.com>
28102 Julian Brown <julian@codesourcery.com>
28104 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
28105 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
28106 to the configuration's default CPU.
28107 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
28108 Remove default masks.
28109 (m680[012]0-*-*): Set the default with_cpu to the first part of
28111 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
28112 (m68k*-*-linux): Extend the --with-cpu handling to...
28113 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
28114 and m68010. Don't set target_cpu_default2.
28115 * doc/install.texi: Document --with-cpu for m68k.
28116 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
28117 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
28118 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
28119 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
28120 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
28121 (ASM_SPEC): Remove use of %(asm_cpu_default).
28122 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
28123 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
28124 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
28125 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
28126 __HAVE_FPU__ if TARGET_HARD_FLOAT.
28127 (TARGET_DEFAULT): Delete.
28128 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
28129 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
28130 (CPP_CPU_SPEC): Delete.
28131 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
28132 the appropriate string.
28133 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
28134 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
28135 (ASM_SPEC): Don't use %(asm_default_spec).
28136 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
28137 TARGET_DEFAULT and add MASK_68881.
28138 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
28140 2007-01-12 Richard Sandiford <richard@codesourcery.com>
28142 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
28143 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
28144 MASK_68010 alongside MASK_68020.
28145 * doc/invoke.texi: Document -m68010.
28146 * config/m68k/m68k.opt (m68010): New.
28147 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
28149 (TUNE_68010): New macro.
28150 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
28151 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
28152 (M68K_CPU_m68332): Add MASK_68010.
28153 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
28154 fallback definition.
28155 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
28157 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
28158 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
28159 to all entries that use MASK_68020.
28160 (output_move_simode_const, output_move_himode, output_move_qimode)
28161 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
28162 instead of TARGET_68020 to select clr behavior. Remove comment
28163 about there being no TARGET_68010.
28164 * config/m68k/m68k.md: Likewise throughout.
28166 2007-01-12 Julian Brown <julian@codesourcery.com>
28168 * config/m68k/m68k.h (TARGET_ISAB): New macro.
28169 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
28170 * config/m68k/m68k.md: Likewise.
28172 2007-01-12 Julian Brown <julian@codesourcery.com>
28174 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
28175 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
28177 2007-01-12 Julian Brown <julian@codesourcery.com>
28179 * config/m68k/m68k.h (TUNE_68040_60): New macro.
28180 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
28181 * config/m68k/m68k.md: Likewise.
28183 2007-01-12 Julian Brown <julian@codesourcery.com>
28184 Richard Sandiford <richard@codesourcery.com>
28186 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
28187 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
28188 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
28190 (TARGET_CPU32): Rename to...
28191 (TUNE_CPU32): ...this.
28192 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
28193 (TUNE_CFV2): New macros.
28194 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
28195 remove conditions that are implied by TARGET_68020.
28196 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
28197 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
28198 (m68k_output_function_epilogue): Likewise.
28199 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
28200 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
28201 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
28202 non-68000 timings. Refactor multiplication and division costs.
28203 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
28204 TUNE_CPU32 instead of TARGET_CPU32.
28205 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
28206 and TUNE_68060 instead of TARGET_68060.
28207 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
28208 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
28210 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
28211 && !TARGET_COLDFIRE" to choose between moveq and clr.
28212 Likewise in the unnamed movsf pattern.
28213 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
28214 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
28217 2007-01-12 Richard Sandiford <richard@codesourcery.com>
28219 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
28220 of tabbing before backslashes.
28222 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28224 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
28225 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
28226 (ASM_OUTPUT_INTERNAL_LABEL): Define.
28228 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
28230 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
28231 find_interesting_uses_cond.
28232 (find_interesting_uses_cond): Use extract_cond_operands.
28233 (rewrite_use_compare): Use extract_cond_operands and
28234 force_gimple_operand_bsi. Do not call update_stmt.
28235 (determine_use_iv_cost_condition): Use extract_cond_operands.
28236 Return cheaper of using original bound and changing the exit bound.
28238 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
28240 PR tree-optimization/29516
28241 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
28242 most_expensive_mult_to_index, addr_to_parts,
28243 create_mem_ref, maybe_fold_tmr): Make the type of
28244 fields of TARGET_MEM_REF sizetype.
28245 (move_fixed_address_to_symbol, move_pointer_to_base):
28247 * tree.def (TARGET_MEM_REF): Add comment on types of
28250 2007-01-11 Joseph Myers <joseph@codesourcery.com>
28252 * c-common.c (vector_types_convertible_p): Treat opaque types as
28253 always convertible if they have the same size, but not otherwise.
28255 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
28257 * ifcvt.c (struct noce_if_info): Add comments to the fields.
28258 Remove the b_unconditional field.
28259 (noce_try_sign_mask): Do not look at b_unconditional.
28260 (noce_process_if_block): Do not use merge_if_blocks. Update
28261 the CFG here. Do not set b_unconditional.
28262 (cond_move_process_if_block): Likewise.
28263 (find_cond_trap): Likewise.
28264 (check_cond_move_block): Require simple jump insns at the end
28265 of the basic block.
28267 2007-01-11 Jan Hubicka <jh@suse.cz>
28269 PR tree-optimization/1046
28270 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
28271 when alias info is not ready.
28272 (pass_tail_recursion): Do not require aliasing.
28273 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
28274 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
28275 * tree-ssa-copy.c (pass_copy_prop): Likewise.
28276 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
28277 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
28278 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
28279 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
28281 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
28282 When aliasing is not build, mark statement as volatile.
28284 2007-01-11 Tom Tromey <tromey@redhat.com>
28286 PR preprocessor/15185, PR preprocessor/20989:
28287 * doc/cppopts.texi <-MT>: Update description of algorithm for
28288 computing default target.
28289 <-M, -MD>: Reword "basename" text.
28291 2007-01-11 Roger Sayle <roger@eyesopen.com>
28293 * builtins.c (expand_builtin_pow, expand_builtin_powi,
28294 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
28295 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
28296 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
28297 fold_builtin_bswap, real_constp, fold_builtin_pow,
28298 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
28299 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
28300 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
28301 * convert.c (convert_to_pointer): Likewise.
28302 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
28303 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
28304 const_binop, fold_convert_const_int_from_int,
28305 fold_convert_const_int_from_real,
28306 fold_convert_const_real_from_real, sign_bit_p,
28307 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
28308 fold_sign_changed_comparison, fold_unary, fold_comparison,
28309 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
28310 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
28311 * print-tree.c (print_node_brief, print_node): Likewise.
28312 * stor-layout.c (place_field, layout_type): Likewise.
28313 * tree-chrec.c (keep_cast): Likewise.
28314 * tree.c (build_vector, build_real, build_real_from_int_cst,
28315 build_complex): Likewise.
28317 2007-01-11 Roger Sayle <roger@eyesopen.com>
28319 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
28320 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
28322 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
28324 * configure.ac (strict1_warn): Rename to strict_warn.
28325 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
28326 cc_set_by_configure, quoted_cc_set_by_configure,
28327 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
28328 all_boot_languages, all_stagestuff): Remove.
28329 (target_list): Remove bootstrap targets.
28330 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
28331 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
28332 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
28333 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
28334 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
28335 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
28336 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
28337 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
28338 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
28339 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
28340 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
28341 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
28342 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
28343 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
28344 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
28345 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
28346 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
28347 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
28348 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
28349 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
28350 (mostlyclean): Adjust.
28351 (clean, distclean): Don't mention bootstrap stuff.
28352 * configure: Regenerate.
28353 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
28354 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
28355 treelang/config-lang.in (stagestuff): Remove.
28356 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
28357 stageprofile, stagefeedback, stagestuff): Remove mention.
28359 2007-01-11 Nick Clifton <nickc@redhat.com>
28361 * config/mcore/predicates.md (mcore_general_movesrc_operand):
28363 (mcore_general_movdst_operand): Do not accept CONST_INTs.
28364 (mcore_arith_K_S_operand): Run the test for the S constraint not
28365 the test for the M constraint.
28366 (mcore_addsub_operand): Do not accept integer values that are
28367 larger than 32 bits.
28368 * config/mcore/mcore.md: Remove unused constraints from split.
28369 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
28370 (addsi3): Likewise.
28371 (allocate_stack): Likewise.
28372 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
28373 operands to 32 bits.
28374 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
28376 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
28377 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
28378 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
28379 mcore_output_bclri, mcore_output_andn, output_inline_const,
28380 mcore_output_move, mcore_output_movedouble): Likewise.
28381 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
28382 (output_inline_const): Likewise.
28383 (output_inline_const): Fix format strings used in sprintf
28385 * config/mcore/mcore-protos.h: Update prototypes for changed
28386 functions in mcore.c.
28387 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
28388 HOST_WIDE_INT and not int.
28389 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
28390 CONST_OK_FOR_N): Likewise.
28391 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
28392 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
28395 2007-01-10 Jan Hubicka <jh@suse.cz>
28397 * tree-vrp.c (remove_range_assertions): Release defs.
28398 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
28399 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
28401 2007-01-10 Paul Brook <paul@codesourcery.com>
28403 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
28404 * config/arm/arm.md (mulsi3subsi): New insn.
28406 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
28408 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
28409 (tree_transform_and_unroll_loop): New.
28410 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
28413 2007-01-10 Robert Kennedy <jimbob@google.com>
28415 * fold-const.c (fold_comparison): Fold comparisons like (x *
28416 1000 < 0) to (x < 0).
28418 2007-01-10 Ian Lance Taylor <iant@google.com>
28420 * tree-pretty-print.c (dump_generic_node): Print parentheses when
28421 operands have the same priority.
28423 2007-01-10 Tom Tromey <tromey@redhat.com>
28425 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
28426 (fold_binary): Likewise.
28427 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
28428 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
28429 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
28430 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
28431 * langhooks.h (struct lang_hooks): Removed field
28432 'can_use_bit_fields_p'.
28434 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
28436 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
28438 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
28440 * function.c (get_last_funcdef_no): New function.
28441 * function.h (get_last_funcdef_no): Declare.
28442 * tree-inline.c (initialize_cfun): Add initialization.
28443 (tree_function_versioning): Cleanup.
28445 2007-01-10 Jan Hubicka <jh@suse.cz>
28447 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
28450 2007-01-10 Sa Liu <saliu@de.ibm.com>
28451 Ben Elliston <bje@au.ibm.com>
28453 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
28454 for SAVE_NONLOCAL and Pmode for any other save level.
28455 * spu-protos.h (spu_restore_stack_block): Declare.
28456 * spu.md (save_stack_block): Remove.
28457 (restore_stack_block): Call spu_restore_stack_block.
28458 * spu.c (spu_restore_stack_block): New function.
28459 (spu_expand_epilogue): Remove old comment.
28461 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
28463 PR tree-optimization/30322
28464 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
28465 (cand_value_at): Return the value as aff_tree.
28466 (may_eliminate_iv): Convert the bound from aff_tree to tree.
28467 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
28468 aff_combination_mult): New functions.
28469 (aff_combination_add): Use aff_combination_add_cst.
28470 (aff_combination_convert): Allow conversions to a wider type.
28471 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
28472 * tree-affine.h (aff_combination_mult): Declare.
28474 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
28476 * doc/tm.texi: Update documentation to reflect reality of exec
28477 and start file search behaviours. Update copyright year.
28478 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
28479 header file directories.
28481 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
28483 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
28484 (*cosxf2): Rename to cosxf2_i387.
28485 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
28486 using X87MODEF12 mode macro. Rename patterns to
28487 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
28489 (*cosdf2, *cossf2): Ditto.
28490 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
28491 to match extended input operands.
28492 (sincos<mode>3): New expander.
28493 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
28494 insn patterns and corresponding splitters.
28496 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
28498 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
28499 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
28501 2007-01-09 Nicolas Pitre <nico@cam.org>
28504 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
28506 2007-01-08 Geoffrey Keating <geoffk@apple.com>
28508 * target.h (struct gcc_target): New field library_rtti_comdat.
28509 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
28510 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
28511 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
28512 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
28514 2007-01-08 Geoffrey Keating <geoffk@apple.com>
28516 * doc/invoke.texi (Optimize Options): Correct description of -O0.
28518 2007-01-08 Richard Guenther <rguenther@suse.de>
28520 * tree.h (force_fit_type_double): Export.
28521 (force_fit_type): Remove.
28522 * fold-const.c (force_fit_type_double): New function.
28523 (force_fit_type): Remove.
28524 (int_const_binop): Use it.
28525 (fold_convert_const_int_from_int): Likewise.
28526 (fold_convert_const_int_from_real): Likewise.
28527 (fold_div_compare): Likewise.
28528 (fold_sign_changed_comparison): Likewise.
28529 (fold_unary): Likewise.
28530 (fold_negate_const): Likewise.
28531 (fold_abs_const): Likewise.
28532 (fold_not_const): Likewise.
28533 * c-common.c (shorten_compare): Use force_fit_type_double.
28534 * convert.c (convert_to_pointer): Likewise.
28536 2007-01-08 Richard Guenther <rguenther@suse.de>
28538 * tree.h (build_int_cst_wide_type): Export.
28539 * tree.c (build_int_cst_wide_type): New function.
28540 (build_int_cst_wide): Fix comment.
28541 * builtins.c (fold_builtin_object_size): Use build_int_cst
28542 to build -1 or 0 of the correct type. Use fit_double_type
28543 to check for overflow.
28544 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
28546 (decode_field_reference): Likewise.
28547 (all_ones_mask_p): Likewise.
28548 (native_interpret_int): Use build_int_cst_wide_type.
28549 (fold_binary): Use build_int_cst_type to build an all-ones
28551 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
28553 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
28555 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
28557 2007-01-09 Ben Elliston <bje@au.ibm.com>
28559 * genautomata.c (STATS_OPTION): New option.
28560 (stats_flag): New flag.
28561 (gen_automata_option): Handle it.
28562 (initiate_automaton_gen): Ditto.
28563 (write_automata): Output statistics only if stats_flag is
28564 set. Likewise, output time statistics only if time_flag is set.
28565 * doc/md.texi (Processor pipeline description): Document new flag.
28567 2007-01-08 Richard Guenther <rguenther@suse.de>
28569 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
28570 * tree.c (build_int_cst_type): Likewise.
28571 (size_in_bytes): Don't call force_fit_type on the result.
28572 (int_fits_type_p): Use fit_double_type.
28573 * fold-const.c (fit_double_type): New function.
28574 (force_fit_type): Use it.
28575 * tree.h (fit_double_type): Export.
28577 2007-01-08 Jan Hubicka <jh@suse.cz>
28579 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
28580 * ipa.c (function_and_variable_visibility): Fix return type.
28582 2007-01-08 Richard Guenther <rguenther@suse.de>
28584 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
28585 of offset to build the index.
28586 * tree-pretty-print.c (dump_generic_node): Don't build negated
28587 const just for printing.
28588 * c-pretty-print.c (pp_c_integer_constant): Likewise.
28589 * builtins.c (fold_builtin_int_roundingfn): Check if result
28590 fits the type by using force_fit_type and comparing the result.
28591 * predict.c (predict_loops): Use compare_tree_int for comparison.
28592 * tree.c (build_int_cst): Fall back to integer_type_node for
28594 (build_int_cst_wide): Assert type is non-null.
28596 2007-01-08 Roberto Costa <roberto.costa@st.com>
28598 * tree-vrp.c (extract_range_from_cond_expr): New.
28599 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
28600 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
28602 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
28603 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
28604 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
28605 used as expressions.
28606 * tree-object-size.c (cond_expr_object_size): New.
28607 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
28609 2007-01-08 Jan Hubicka <jh@suse.cz>
28611 * tree-ssa-forwprop.c (forward_propagate_into_cond,
28612 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
28615 2007-01-08 Richard Guenther <rguenther@suse.de>
28617 PR tree-optimization/23603
28618 * tree-vrp.c (set_value_range_to_truthvalue): New function.
28619 (extract_range_from_binary): Fall back to truthvalue instead of
28620 varying for TRUTH_*_EXPR.
28621 (extract_range_from_comparison): Fall back to truthvalue instead of
28623 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
28624 if all visited PHI values were constant.
28626 2007-01-08 Jan Hubicka <jh@suse.cz>
28628 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
28629 (cgraph_analyze_function): break out from ...
28630 (cgraph_finalize_compilation_unit): ... here.
28631 (cgraph_expand_function): Remove forgoten commented out line.
28632 (cgraph_optimize): Analyze functions.
28634 2007-01-08 Jan Hubicka <jh@suse.cz>
28636 * tree-pas.h (TODO_remove_function): New flag.
28637 (TODO_update*): Renumber.
28638 (pass_ipa_increase_alignment,
28639 pass_ipa_function_and_variable_visibility): New passes.
28640 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
28641 (cgraph_function_and_variable_visibility): Move to ipa.c
28642 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
28643 cgraph_increase_alignment.
28644 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
28645 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
28646 calling tree-inline.
28647 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
28648 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
28649 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
28650 (gate_increase_alignment): New function.
28651 (pass_ipa_increase_alignment): New pass.
28652 * ipa.c: Inline tree-pass.h and timevar.h
28653 (function_and_variable_visibility): Move here from cgraphunit.c
28654 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
28655 * passes.c (init_optimization_passes): Add the two new passes.
28656 (execute_todo): Handle cgraph_remove_functions.
28658 2007-01-08 Nick Clifton <nickc@redhat.com>
28660 * config/frv/predicates.md (reg_or_0_operand): Accept
28663 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
28665 * config/bfin/rtems.h, config/bfin/t-rtems: New.
28666 * config.gcc: Add bfin*-rtems*.
28668 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
28670 * c.opt: Add -flax-vector-conversions.
28671 * c-typeck.c (convert_for_assignment): Pass flag to
28672 vector_types_convertible_p to allow emission of note.
28673 (digest_init): Likewise.
28674 * c-opts.c: Handle -flax-vector-conversions.
28675 * c-common.c (flag_lax_vector_conversions): New.
28676 (vector_types_convertible_p): Unless -flax-vector conversions
28677 has been passed, disallow conversions between vectors with
28678 differing numbers of subparts and/or element types. If such
28679 a conversion is disallowed, possibly emit a note on the first
28680 occasion only to inform the user of -flax-vector-conversions.
28681 The new last argument specifies this.
28682 * c-common.h (flag_lax_vector_conversions): New.
28683 (vector_types_convertible_p): Add extra argument.
28684 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
28685 char_type_node for V*QI type vectors.
28686 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
28687 Update to satisfy new typechecking rules.
28688 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
28689 C and C++ variants.
28690 * doc/invoke.texi (C Dialect Options): Document
28691 -flax-vector-conversions.
28693 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
28695 PR tree-optimization/29877
28696 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
28697 a register variable on the RHS to not be replaceable.
28699 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
28700 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
28701 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
28702 const_simm15, const_pow2, const_npow2): Added.
28703 * config/score/misc.md (insv, extv, extzv, movmemsi,
28704 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
28705 * config/score/score.c (score_address_cost, score_select_cc_mode):
28707 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
28708 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
28709 Update score_print_operand.
28710 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
28711 Adjust register allocate order and update some macro define.
28712 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
28713 mdx_block_move_straight, mdx_block_move_loop_head,
28714 mdx_block_move_loop_body, mdx_block_move_loop_foot,
28715 mdx_block_move_loop, mdx_block_move): Added.
28716 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
28717 mdp_limm): Updated and fix some bug and typo.
28718 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
28719 (movsf, movdf, doloop_end): Added.
28721 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
28723 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
28724 config/arm/thumb2.md: Fix comment typos.
28725 * doc/extend.texi: Fix a typo.
28727 2007-01-07 Eric Christopher <echristo@apple.com>
28729 * configure.ac: Check for __stack_chk_fail for darwin.
28730 * configure: Regenerate.
28732 2007-01-07 Richard Guenther <rguenther@suse.de>
28734 * tree-vrp.c (extract_range_from_assert): CSE calls to
28735 compare_values where possible.
28736 (extract_range_from_unary_expr): Likewise.
28738 2007-01-07 Anatoly Sokolov <aesok@post.ru>
28740 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
28741 * config/avr/avr.c (call_insn_operand): Delete function.
28742 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
28743 instead of register number. Use predicates.
28744 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
28745 call_insn_operand): Add.
28747 2007-01-06 Jan Hubicka <jh@suse.cz>
28749 * tree-pass.h (pass_build_cgraph_edges): Declare.
28750 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
28751 (visited_nodes): Remove.
28752 (cgraph_create_edges): Move to cgraphbuild.c; rename to
28753 build_cgrpah_edges; make visited_nodes local.
28754 (cgraph_process_new_functions): DO not call initialize_inline_failed.
28755 (record_references_in_initializer): Move to cgraphbuild.c
28756 (initialize_inline_failed, rebuild_cgraph_edges,
28757 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
28758 (verify_cgraph_node): Make visited_nodes local.
28759 (cgraph_analyze_function): Do not call cgraph_create_edges and
28760 initialize_inline_failed.
28761 (cgraph_expand_function): Do not call cgraph_lower_function;
28762 assert that function is already lowered.
28763 * Makefile.in (cgraphbuild.o): New.
28764 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
28765 at the end of lowering passes.
28767 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
28769 * ifcvt.c (cond_move_convert_if_block): New function, code
28770 factored out from...
28771 (cond_move_process_if_block): ...here. Call the new function
28772 on the THEN and ELSE blocks.
28773 (merge_if_block): Do not copy global_live_at_end, merge_blocks
28774 already takes care of this.
28776 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28779 * tree.h (TREE_OVERFLOW_P): New.
28780 * c-typeck.c (parser_build_unary_op): Warn only if result
28781 overflowed and operands did not.
28782 (parser_build_binary_op): Likewise.
28783 (convert_for_assignment): Remove redundant overflow_warning.
28784 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
28786 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28788 * c-typeck.c (store_init_value): Split over two lines to follow
28789 the GNU coding style.
28791 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
28793 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
28794 __GXX_EXPERIMENTAL_CXX0X__.
28795 * doc/cpp.texi: Same.
28797 2007-01-05 Richard Guenther <rguenther@suse.de>
28799 PR middle-end/27826
28800 * tree.c (get_narrower): Do not construct COMPONENT_REFs
28801 with mismatched types. Instead explicitly build a
28802 conversion NOP_EXPR.
28804 2007-01-05 Ian Lance Taylor <iant@google.com>
28806 * c-common.c (decl_with_nonnull_addr_p): New function.
28807 (c_common_truthvalue_conversion): Call it.
28808 * c-typeck.c (build_binary_op): Likewise.
28809 * c-common.h (decl_with_nonnull_addr_p): Declare.
28811 2007-01-05 Jakub Jelinek <jakub@redhat.com>
28814 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
28817 2007-01-05 Joel Brobecker <brobecker@adacore.com>
28819 * doc/install.texi (Final install): Document the fact that
28820 the GNAT runtime should not be stripped.
28822 2007-01-04 Jan Hubicka <jh@suse.cz>
28824 * tree-inline.c (fold_marked_statements): Update operand caches
28825 and EH after folding
28827 2007-01-04 Ian Lance Taylor <iant@google.com>
28829 * c-common.c (check_function_nonnull): Whitespace fix.
28831 2007-01-04 Jan Hubicka <jh@suse.cz>
28833 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
28834 comitted older version of patch.
28835 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
28836 function, celanup cfg and collect garbage.
28838 2007-01-04 Mike Stump <mrs@apple.com>
28840 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
28843 2007-01-04 Eric Christopher <echristo@apple.com>
28845 * libgcc2.c (__bswapsi2): Use SItype.
28846 (__bswapdi2): Use DItype.
28847 * libgcc2.h: Update for above.
28849 2007-01-04 Paul Brook <paul@codesourcery.com>
28851 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
28852 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
28853 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
28854 umulsidi3, umulsidi3adddi, smulsi3_highpart,
28855 umulsi3_highpart): Make conditional on !arm_arch6.
28856 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
28857 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
28858 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
28859 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
28860 umulsi3_highpart_v6): New insns.
28862 2007-01-04 Roger Sayle <roger@eyesopen.com>
28864 * fold-const.c (fold_convert): When casting an expression to void,
28865 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
28866 have a type. Instead of attempting to build a NOP_EXPR, return
28867 these "special" trees directly.
28869 2007-01-04 Joseph Myers <joseph@codesourcery.com>
28871 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
28872 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
28873 rs6000_cost->fp not 0 as adjustment for outer NEG.
28875 2007-01-04 Jan Hubicka <jh@suse.cz>
28877 * cgraph.c (cgraph_release_function_body): New function.
28878 (cgraph_remove_node): Use it.
28879 * cgraph.h (cgraph_release_function_body): Declare.
28880 * cgraphunit.c (cgraph_expand_function): Use it.
28881 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
28882 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
28883 is initialized and while compilation of other function is running.
28884 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
28885 statement CFG annotations from here to ...
28886 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
28888 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
28890 * cfgloop.h (enum li_flags): Make the constants powers of two.
28892 2007-01-04 Jan Hubicka <jh@suse.cz>
28894 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
28896 (fold_marked_statements): New function.
28897 (optimize_inline_calls, tree_function_versioning): Fold new statements.
28898 * tree-inline.h (copy_body_data): Add statements_to_fold.
28900 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
28902 * config.gcc: Mention libgcc/config.host.
28903 * Makefile.in: Update comments mentioning libgcc.
28904 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
28905 (all.cross, start.encap, rest.encap, rest.cross): Update
28906 dependencies for libgcc move.
28907 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
28908 (clean-target, clean-target-libgcc): Delete.
28909 (srcdirify, GCC_EXTRA_PARTS): New macros.
28910 (libgcc-support, libgcc.mvars): New rules.
28911 (distclean): Remove mention of mklibgcc.
28912 (install): Don't reference INSTALL_LIBGCC.
28913 (install-common): Don't reference EXTRA_PARTS.
28914 (install-libgcc, install-multilib): Delete rules.
28915 * mklibgcc.in: Delete file.
28916 * doc/configfiles.texi: Don't mention mklibgcc.
28918 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
28919 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
28920 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
28921 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
28922 (mklibgcc, ldblspecs): Likewise.
28924 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
28925 (posixpre.def): Use $(T).
28926 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
28927 (SHLIB_SRC, SHLIB_INSTALL): Delete.
28928 (SHLIB_LINK): Make dummy.
28929 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
28931 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
28933 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
28934 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
28935 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
28936 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
28938 * configure.ac (all_outputs): Remove mklibgcc.
28939 * configure: Regenerated.
28941 2007-01-03 Josh Conner <jconner@apple.com>
28943 PR middle-end/29683
28944 * calls.c (compute_argument_addresses): Set stack and stack_slot
28945 for partial args, too.
28946 (store_one_arg): Use locate.size.constant for the size when
28947 generating a save_area.
28949 2007-01-03 Robert Kennedy <jimbob@google.com>
28951 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
28952 whose definitions are deleted due to basic block merging.
28954 2007-01-03 Paul Brook <paul@codesourcery.com>
28957 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
28959 (use_return_insn): Return 0 for Thumb interrupt functions.
28960 (print_multi_reg): Add rfe argument for IRQ returns.
28961 (arm_output_epilogue): Pop interrupt return address directly into PC.
28962 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
28964 2007-01-03 Paul Brook <paul@codesourcery.com>
28966 Merge from sourcerygxx-4_1.
28967 * config/arm/thumb2.md: New file.
28968 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
28970 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
28971 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
28972 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
28973 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
28975 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
28976 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
28978 * config/arm/ieee754-sf.S: Ditto.
28979 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
28980 (thumb1_base_register_rtx_p): ... to this.
28981 (thumb_index_register_rtx_p): Rename...
28982 (thumb1_index_register_rtx_p): ... to this.
28983 (thumb_output_function_prologue): Rename...
28984 (thumb1_output_function_prologue): ... to this.
28985 (thumb_legitimate_address_p): Rename...
28986 (thumb1_legitimate_address_p): ... to this.
28987 (thumb_rtx_costs): Rename...
28988 (thumb1_rtx_costs): ... to this.
28989 (thumb_compute_save_reg_mask): Rename...
28990 (thumb1_compute_save_reg_mask): ... to this.
28991 (thumb_final_prescan_insn): Rename...
28992 (thumb1_final_prescan_insn): ... to this.
28993 (thumb_expand_epilogue): Rename...
28994 (thumb1_expand_epilogue): ... to this.
28995 (arm_unwind_emit_stm): Rename...
28996 (arm_unwind_emit_sequence): ... to this.
28997 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
28998 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
28999 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
29000 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
29001 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
29002 thumb2_output_casesi): New functions.
29003 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
29004 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
29005 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
29006 THUMB2_WORK_REGS): Define.
29007 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
29008 arm_condexec_mask, arm_condexec_masklen)): New variables.
29009 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
29010 (arm_override_options): Check new CPU capabilities.
29011 Set new architecture flag variables.
29012 (arm_isr_value): Handle v7m interrupt functions.
29013 (user_return_insn): Return 0 for v7m interrupt functions. Handle
29015 (const_ok_for_arm): Handle Thumb-2 constants.
29016 (arm_gen_constant): Ditto. Use movw when available.
29017 (arm_function_ok_for_sibcall): Return false for v7m interrupt
29019 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
29020 (thumb_find_work_register, arm_load_pic_register,
29021 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
29022 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
29023 print_multi_reg, output_mov_long_double_fpa_from_arm,
29024 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
29025 output_mov_double_fpa_from_arm, output_move_double,
29026 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
29027 output_return_instruction, arm_output_function_prologue,
29028 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
29029 arm_output_mi_thunk, thumb_set_return_address): Ditto.
29030 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
29031 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
29032 (arithmetic_instr, shift_op): Use arm_shift_nmem.
29033 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
29035 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
29036 (thumb_expand_prologue): Use thumb_set_frame_pointer.
29037 (arm_file_start): Output directive for unified syntax.
29038 (arm_unwind_emit_set): Handle stack alignment instruction.
29039 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
29040 Add v6t2, v7, v7a, v7r and v7m.
29041 (RETLDM): Add Thumb-2 code.
29042 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
29043 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
29044 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
29045 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
29046 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
29047 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
29048 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
29049 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
29050 ADJUST_INSN_LENGTH): Define.
29051 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
29052 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
29053 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
29054 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
29055 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
29056 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
29057 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
29058 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
29059 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
29060 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
29061 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
29062 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
29063 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
29064 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
29065 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
29066 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
29067 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
29069 * config/arm/arm-tune.md: Regenerate.
29070 * config/arm/arm-protos.h: Update prototypes.
29071 * config/arm/vfp.md: Enable patterns for Thumb-2.
29072 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
29073 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
29074 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
29075 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
29076 * config/arm/libunwind.S: Add Thumb-2 code.
29077 * config/arm/constraints.md: Update include Thumb-2.
29078 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
29079 * config/arm/ieee754-df.S: Ditto.
29080 * config/arm/bpabi.S: Ditto.
29081 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
29082 * config/arm/predicates.md (low_register_operand,
29083 low_reg_or_int_operand, thumb_16bit_operator): New.
29084 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
29085 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
29086 * config/arm/t-arm-elf: Add armv7 multilib.
29087 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
29089 (UNSPEC_STACK_ALIGN, ce_count): New.
29090 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
29091 arm_zero_extendsidi2, arm_zero_extendqidi2): New
29093 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
29094 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
29095 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
29096 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
29097 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
29098 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
29100 * doc/extend.texi: Document ARMv7-M interrupt functions.
29101 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
29103 2007-01-03 Jakub Jelinek <jakub@redhat.com>
29105 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
29106 (struct _Unwind_Context): Rename args_size to flags, remove
29107 signal_frame field, add a new args_size field and version field.
29108 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
29109 _Unwind_IsExtendedContext): New inline functions.
29110 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
29111 Assume by_value array is only present if _Unwind_IsExtendedContext.
29112 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
29113 _Unwind_IsSignalFrame.
29114 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
29115 (uw_update_context_1): Use _Unwind_SetSignalFrame.
29116 (uw_init_context_1): Initialize context->flags to
29117 EXTENDED_CONTEXT_BIT.
29118 * config/rs6000/linux-unwind.h (frob_update_context): Use
29119 _Unwind_SetSignalFrame.
29121 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
29123 PR middle-end/30353
29124 * gimplify.c (gimplify_modify_expr_complex_part): Move below
29125 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
29128 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
29130 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
29131 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
29132 RET, AT_SP): Remove.
29133 * config/i386/i386.md (*sse_prologue_save_insn): Use return
29136 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
29137 * cfgbuild.c (find_basic_blocks): Likewise.
29138 * cfgrtl.c (rtl_create_basic_block): Likewise.
29139 * function.c (temp_slots_at_level): Likewise.
29140 * reg-stack.c (stack_regs_mentioned): Likewise.
29141 * regclass.c (allocate_reg_info): Likewise.
29142 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
29143 set_bb_for_stmt, move_block_to_fn): Likewise.
29144 * tree-complex.c (tree_lower_complex): Likewise.
29145 * vec.h (VEC_safe_grow_cleared): New.
29147 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
29149 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
29151 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
29152 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
29154 * cfgloopmanip.c (scale_loop_frequencies): Export.
29155 (loopify): Scale the frequencies by prescribed coefficients.
29156 (set_zero_probability): New function.
29157 (duplicate_loop_to_header_edge): Improve updating of frequencies.
29158 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
29159 and frequencies according to arguments.
29160 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
29162 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
29163 * modulo-sched.c (sms_schedule): Set probabilities for entering
29164 versioned loop correctly.
29165 * tree-vect-transform.c (vect_transform_loop): Ditto.
29166 * cfgloop.h (loopify, loop_version): Declaration changed.
29167 (scale_loop_frequencies): Declared.
29169 2007-01-02 Jan Hubicka <jh@suse.cz>
29171 * cgraph.c: Include tree-flow.h
29172 (cgraph_add_new-function): Handle IPA_SSA mode; execute
29173 early_local_passes.
29174 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
29175 * tree-pass.h (pass_all_early_optimizations): Declare.
29176 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
29177 early_local_passes.
29178 (cgraph_analyze_function): Do early_local_passes.
29179 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
29180 Do not add referenced vars.
29181 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
29183 (gate_all_early_local_passes): New gate.
29184 (pass_early_local_passes): Use new gate.
29185 (execute_early_local_optimizations): New functions.
29186 (gate_all_early_optimizations): New gate.
29187 (pass_all_early_optimizations): New pass.
29188 (execute_free_datastructures): Free SSA only when initialized.
29189 (gate_init_datastructures): Init only when optimizing.
29190 (tree_lowering_passes): Do early local passes when called late.
29191 * tree-profile.c (do_tree_profiling): Don't profile functions added
29193 (do_early_tree_profiling, pass_early_tree_profile): Kill.
29194 * tree-cfg.c (update_modified_stmts): Do not update when operands are
29196 * passes.c (init_optimizations_passes): Reorder so we go into SSA
29197 during early_local_passes.
29198 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
29201 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
29203 * Makefile.in: Update copyright year.
29205 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
29207 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
29208 in $(lang_checks) and check-consistency targets.
29210 2007-01-02 Jan Hubicka <jh@suse.cz>
29212 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
29213 Do not add referenced vars.
29214 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
29216 * passes.c (init_optimization_passes): Put mudflap_2 after
29217 free_datastructures.
29219 2007-01-02 Jan Hubicka <jh@suse.cz>
29221 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
29222 Set NOTHROW flag on call statements proved to be nothrow.
29223 Update statement of local calls so new pure/const functions are
29224 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
29226 (tree_rest_of_compilation): Register hooks and initialize bitmap
29227 early. Do not set after_inlining flag.
29229 2007-01-02 Steve Ellcey <sje@cup.hp.com>
29231 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
29232 HOST_BITS_PER_LONGLONG
29234 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29237 * c-typeck.c (store_init_value): Don't emit pedantic overflow
29238 warning for non-static initializers.
29240 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
29242 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
29243 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
29244 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
29245 Always use set_unique_reg_note to add REG_EQUAL notes.
29247 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
29250 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
29252 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
29253 * cfgbuild.c (find_basic_blocks): Likewise.
29254 * cfgrtl.c (rtl_create_basic_block): Likewise.
29255 * function.c (temp_slots_at_level): Likewise.
29256 * reg-stack.c (stack_regs_mentioned): Likewise.
29257 * regclass.c (allocate_reg_info): Likewise.
29258 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
29259 set_bb_for_stmt, move_block_to_fn): Likewise.
29260 * tree-complex.c (tree_lower_complex): Likewise.
29261 * vec.h (VEC_safe_grow_cleared): New.
29263 2007-01-02 Ian Lance Taylor <iant@google.com>
29265 * c-common.c (c_common_truthvalue_conversion): When warning about
29266 using an assignment as a truth value, set TREE_NO_WARNING.
29268 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29271 * c.opt (Wold-style-declaration): New.
29272 * doc/invoke.texi (C-only Warning Options): New.
29273 (Wold-style-declaration): Document it.
29274 (Wextra): Enabled by -Wextra.
29275 * c-opts.c (c_common_post_options): Enabled by -Wextra.
29276 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
29277 -Wold-style-declaration.
29279 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
29281 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
29282 * cfgbuild.c (find_basic_blocks): Likewise.
29283 * cfgrtl.c (rtl_create_basic_block): Likewise.
29284 * function.c (temp_slots_at_level): Likewise.
29285 * reg-stack.c (stack_regs_mentioned): Likewise.
29286 * regclass.c (allocate_reg_info): Likewise.
29287 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
29288 set_bb_for_stmt, move_block_to_fn): Likewise.
29289 * tree-complex.c (tree_lower_complex): Likewise.
29290 * vec.h (VEC_safe_grow_cleared): New.
29292 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
29294 * c-common.c (c_common_nodes_and_builtins): Since variants of
29295 void_type_node get built before it is given a name, we need to
29296 give those variants the name, too.
29297 (complete_array_type): We need to work with the canonical main
29298 type of the array, from which we will build the qualified version.
29299 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
29300 * print-tree.c (print_node): Display canonical type information
29302 * stor-layout.c (layout_type): When we don't know the
29303 alignment of a type for which we're building an array, we end up
29304 guessing wrong, so make the type require structural equality.
29305 * tree.c (make_node_stat): When we build a new type, it is its
29306 own canonical type.
29307 (build_type_attribute_qual_variant): When building an attribute
29308 variant, its canonical type is the non-attribute variant. However,
29309 if the attributes are target-dependent and they differ, we need to
29310 use structural equality checks for this type.
29311 (build_qualified_type): A qualified type is not equivalent to its
29312 unqualified variant; set the canonical type appropriately.
29313 (build_distinct_type_copy): When building a distinct type from
29314 another type, the new type is its own canonical type.
29315 (build_variant_type_copy): When building a new type variant, we
29316 assume that it is equivalent to the original type.
29317 (build_pointer_type_for_mode): When building a pointer type, also
29318 build a canonical type pointer.
29319 (build_reference_type_for_mode): When building a reference type,
29320 also build a canonical type reference.
29321 (build_index_type): When we can't hash an index type (e.g.,
29322 because its maximum value is negative), the index type requires
29323 structural equality tests.
29324 (build_array_type): Build the canonical form of an array type.
29325 (build_function_type): Function types require structural equality,
29326 because they contain default arguments, attributes, etc.
29327 (build_method_type_directly): Ditto for method types.
29328 (build_offset_type): Build the canonical offset type.
29329 (build_complex_type): Build the canonical vector type.
29330 (make_vector_type): Build the canonical vector type.
29331 * tree.h (TYPE_CANONICAL): New.
29332 (TYPE_STRUCTURAL_EQUALITY_P): New.
29333 (SET_TYPE_STRUCTURAL_EQUALITY): New.
29334 (struct tree_type): Added "canonical" field.
29335 * params.h (VERIFY_CANONICAL_TYPES): New.
29336 * doc/c-tree.texi (TYPE_CANONICAL): Document.
29337 (TYPE_STRUCTURAL_EQUALITY_P): Document.
29338 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
29339 * doc/invoke.texi (verify-canonical-types): Document --param
29340 parameter for verifying canonical types.
29342 2007-01-02 Joseph Myers <joseph@codesourcery.com>
29344 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
29345 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
29346 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
29347 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
29349 * config/rs6000/e500.h: New.
29350 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
29351 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
29353 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
29354 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
29355 TARGET_E500_DOUBLE): Remove.
29356 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
29357 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
29358 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
29359 * config/rs6000/rs6000.c (rs6000_override_options): Use
29360 CHECK_E500_OPTIONS.
29362 2007-01-02 Joseph Myers <joseph@codesourcery.com>
29364 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
29365 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
29366 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
29367 rs6000_emit_cmove): Don't check TARGET_E500.
29368 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
29369 sordered): Don't check TARGET_E500.
29371 2007-01-01 Eric Christopher <echristo@apple.com>
29373 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
29374 HARD_REGISTER_NUM_P.
29376 2007-01-01 Roger Sayle <roger@eyesopen.com>
29378 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
29379 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
29380 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
29383 2007-01-01 Mike Stump <mrs@apple.com>
29385 * configure.ac: Remove support for building with Apple's gcc-3.1.
29387 2007-01-02 Joseph Myers <joseph@codesourcery.com>
29389 PR middle-end/30311
29390 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
29391 REG is a hard register. Do not modify REG before calling
29393 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
29394 multiple of the size of YMODE for certain lowpart cases.
29396 2007-01-01 Andrew Pinski <pinskia@gmail.com>
29398 PR middle-end/30253
29399 * gimplify (voidify_wrapper_expr): Update for
29400 GIMPLE_MODIFY_STMT.
29402 2007-01-01 Andreas Schwab <schwab@suse.de>
29405 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
29406 save of BR0 in extra_spill_size instead of spill_size.
29407 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
29409 (ia64_expand_epilogue): Restore BR0 from its new location.
29411 2007-01-01 Andrew Pinski <pinskia@gmail.com>
29413 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
29414 Use a temporary variable if the left hand side is not a gimple
29417 2007-01-01 Andrew Pinski <pinskia@gmail.com>
29419 * gimplify.c (gimplify_return_expr): Make the temporary variable
29420 for the return expression, a gimple register variable.
29422 2007-01-01 Jan Hubicka <jh@suse.cz>
29424 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
29427 2007-01-01 Mike Stump <mrs@apple.com>
29429 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
29431 * config/darwin.c (machopic_select_rtx_section): Use
29432 HAVE_GAS_LITERAL16.
29433 (darwin_mergeable_constant_section): Likewise.
29434 * configure: Regenerate.
29435 * config.in: Regenerate.
29437 2007-01-01 Jan Hubicka <jh@suse.cz>
29438 Andrew Pinski <pinskia@gmail.com>
29440 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
29441 before starting IPA passes.