1 2007-10-04 Anatoly Sokolov <aesok@post.ru>
3 * config/avr/avr.c (expand_epilogue): Don't set RTX_FRAME_RELATED_P.
5 2007-10-04 Richard Guenther <rguenther@suse.de>
8 * tree-cfg.c (verify_gimple_expr): Operand one of POINTER_PLUS_EXPR
9 does not need to be of INTEGER_TYPE.
10 (verify_gimple_2): New function split out from ...
11 (verify_gimple_1): ... here. ICE if there was an error during
14 2007-10-04 Michael Matz <matz@suse.de>
16 PR rtl-optimization/33653
17 * dce.c (deletable_insn_p_1): Use volatile_refs_p().
18 * dse.c (scan_insn): Same.
20 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
22 * config.gcc: Remove USE_GAS for m68k targets.
24 2007-10-04 Richard Guenther <rguenther@suse.de>
26 PR tree-optimization/33627
27 * tree-gimple.h (canonicalize_cond_expr_cond): Declare.
28 * tree-gimple.c (canonicalize_cond_expr_cond): New function,
30 * tree-ssa-forwprop.c (combine_cond_expr_cond): ... here.
31 * tree-ssa-ifcombine.c (ifcombine_iforif): Use it.
33 2007-10-04 Anatoly Sokolov <aesok@post.ru>
35 * config/avr/avr.c (commands_in_file, commands_in_prologues,
36 commands_in_epilogues): Remove variables.
37 (avr_file_start): Remove unneded initializations of commands_in_file,
38 commands_in_prologues and commands_in_epilogues variables.
39 (avr_file_end): Remove dead code.
41 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
43 * config/m68k/m68k.c (m68k_output_movem): Use the MOTOROLA if
46 2007-10-03 Richard Sandiford <rsandifo@nildram.co.uk>
49 * config/mips/mips-protos.h (mips_split_64bit_move): Rename to...
50 (mips_split_doubleword_move): ...this.
51 * config/mips/mips.c (mips_subword): Extend to handle 64-bit words;
52 use natural endianness for multi-format FPR values.
53 (mips_split_64bit_move): Rename to...
54 (mips_split_doubleword_move): ...this and extend to 64-bit words.
55 Use move_doubleword_fpr* patterns for moves involving FPRs.
56 (mips_save_reg): Update the call to mips_split_64bit_move.
57 (mips_secondary_reload_class): Return NO_REGS for any reload of a
58 nonzero constant into an FPR if the constant can be forced to memory.
59 * config/mips/mips.md: Update the splitter calls to
60 mips_split_64bit_move.
61 (UNSPEC_LOAD_DF_LOW): Rename to...
62 (UNSPEC_LOAD_LOW): ...this.
63 (UNSPEC_LOAD_DF_HIGH): Rename to...
64 (UNSPEC_LOAD_HIGH): ...this.
65 (UNSPEC_STORE_DF_HIGH): Rename to...
66 (UNSPEC_STORE_WORD): ...this.
67 (SPLITF): New mode iterator.
68 (HALFMODE): New mode attribute.
69 (movtf): New expander.
70 (*movtf_internal): New define_insn_and_split.
71 (move_doubleword_fpr<mode>): New expander.
72 (load_df_low, load_df_high, store_df_high, mthc1, mfhc1): Replace
74 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
75 (mfhc1<mode>): ...these more general patterns.
77 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
79 * cfgrtl.c (rtl_block_ends_with_call_p): Skip notes at the end.
81 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
83 * gcse.c (hash_scan_set): Insert set in insn before note at
84 the end of basic block.
86 2007-10-03 Sebastian Pop <sebastian.pop@amd.com>
88 PR tree-optimization/33576
89 * testsuite/gcc.dg/tree-ssa/pr33576.c: New.
90 * tree-loop-linear.c (linear_transform_loops): Call remove_iv.
91 * lambda.h (lambda_loopnest_to_gcc_loopnest): New parameter.
92 (remove_iv): Declared.
93 * lambda-code.c (remove_iv): Not static.
94 (lambda_loopnest_to_gcc_loopnest): New parameter remove_ivs.
95 Don't remove ivs there, save ivs in the buffer.
97 2007-10-03 Jason Merrill <jason@redhat.com>
100 * tree-eh.c (same_handler_p): New fn.
101 (optimize_double_finally): New fn.
102 (refactor_eh_r): New fn.
103 (refactor_eh): New fn.
104 (pass_refactor_eh): New pass.
105 * tree-pass.h: Declare it.
106 * passes.c (init_optimization_passes): Add it.
108 2007-10-03 Doug Kwan <dougkwan@google.com>
109 Richard Guenther <rguenther@suse.de>
112 * dwarf2out.c (reference_to_unused): Disable sanity checking,
113 be conservative instead.
115 2007-10-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
118 * doc/invoke.texi (-fwhole-program): Document that Fortran
119 doesn't support this option.
121 2007-10-02 Richard Sandiford <rsandifo@nildram.co.uk>
124 * expr.c (expand_expr_addr_expr_1): Pass CONSTRUCTORs to
127 2007-10-02 David Daney <ddaney@avtrex.com>
129 * config/mips/mips.md (sync_compare_and_swap<mode>): Handle compare
130 against constant zero.
131 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Handle constant zero
134 2007-09-02 Kenneth Zadeck <zadeck@naturalbridge.com>
136 * ra-conflict.c: New file.
138 * reload.c (push_reload, find_dummy_reload): Change DF_RA_LIVE
139 usage to DF_LIVE usage.
140 * rtlanal.c (subreg_nregs_with_regno): New function.
141 * df-scan.c (df_def_record_1, df_uses_record): Add code to set
142 DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, and DF_REF_SUBREG flags.
143 (df_has_eh_preds): Removed.
144 (df_bb_refs_collect, df_bb_refs_collect, df_bb_refs_collect,
145 df_exit_block_uses_collect): Changed call from df_has_eh_preds to
147 * global.c (allocno, max_allocno, conflicts, allocno_row_words,
148 reg_allocno, EXECUTE_IF_SET_IN_ALLOCNO_SET): Moved to ra.h
149 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Moved to ra-conflicts.c.
150 (regs_set, record_one_conflict, record_conflicts, mark_reg_store,
151 mark_reg_clobber, mark_reg_conflicts, mark_reg_death): Deleted.
152 (global_alloc): Turn off rescanning insns after call to
153 global_conflicts and added call to set_preferences.
154 (global_conflicts): Moved to ra-alloc.c.
155 (set_preferences_1, set_preferences): New function.
156 (mirror_conflicts): Changed types for various variables.
157 (mark_elimination): Change DF_RA_LIVE
158 usage to DF_LIVE usage.
159 (build_insn_chain): Rewritten from scratch and made local.
160 (print_insn_chain, print_insn_chains): New functions.
161 (dump_conflicts): Do not print conflicts for fixed_regs.
162 (rest_of_handle_global_alloc): Turn off insn rescanning.
163 * hard-reg-set.h: Fixed comment.
164 * local-alloc.c (update_equiv_regs): Change DF_RA_LIVE
165 usage to DF_LIVE usage and delete refs to TOP sets.
166 (block_alloc): Mark regs as live if they are in the artificial
167 defs at top of block.
168 (find_stack_regs): New function.
169 (rest_of_handle_local_alloc): Changed urec problem to live
170 problem and do not turn off df rescanning.
171 * df.h (DF_UREC, DF_UREC_BB_INFO, DF_LIVE_TOP, DF_RA_LIVE_IN,
172 DF_RA_LIVE_TOP, DF_RA_LIVE_OUT, df_urec_bb_info, df_urec,
173 df_urec_add_problem, df_urec_get_bb_info, df_has_eh_preds): Removed.
174 (DF_CHAIN, DF_NOTE, DF_CHAIN): Renumbered.
175 (DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, DF_REF_SUBREG): New
176 fields in df_ref_flags. The rest have been renumbered.
177 * init-regs.c (initialize_uninitialized_regs): Enhanced debugging
179 * rtl.h (subreg_nregs_with_regno): New function.
180 * df-problems.c: (df_get_live_out, df_get_live_in,
181 df_get_live_top): Removed reference to DF_RA_LIVE.
182 (df_lr_reset, df_lr_transfer_function, df_live_free_bb_info,
183 df_live_alloc, df_live_reset, df_live_local_finalize,
184 df_live_free): Make top set only if different from in set.
185 (df_lr_top_dump, df_live_top_dump): Only print top set if
186 different from in set.
187 (df_lr_bb_local_compute): Removed unnecessary check.
188 (df_urec_problem_data, df_urec_set_bb_info, df_urec_free_bb_info,
189 df_urec_alloc, df_urec_mark_reg_change, earlyclobber_regclass,
190 df_urec_check_earlyclobber, df_urec_mark_reg_use_for_earlyclobber,
191 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
192 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
193 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
194 df_urec_top_dump, df_urec_bottom_dump, problem_UREC,
195 df_urec_add_problem): Removed.
196 (df_simulate_fixup_sets): Changed call from df_has_eh_preds to
198 * Makefile.in (ra-conflict.o, ra.h): New dependencies.
199 * basic_block.h (bb_has_abnormal_pred): New function.
200 * reload1.c (compute_use_by_pseudos): Change DF_RA_LIVE
201 usage to DF_LIVE usage.
203 2007-10-02 Revital Eres <eres@il.ibm.com>
205 * config/rs6000/predicates.md (easy_vector_constant): Return false
206 for 750CL paired vectors.
207 * config/rs6000/paired.md (movv2sf_paired): Fix move of easy
209 (vec_initv2sf): Add new description.
210 (vconcatsf): Likewise.
211 * config/rs6000/rs6000-protos.h: Declare paired_expand_vector_init.
212 * config/rs6000/rs6000.c (paired_expand_vector_init): New function.
214 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
216 * tree-ssa-sink.c (sink_code_in_bb): Don't stop sinking after
217 sinking the last stmt in a BB.
219 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
222 * tree-sra.c (struct sra_elt): Add in_bitfld_block.
223 (sra_hash_tree): Handle BIT_FIELD_REFs.
224 (sra_elt_hash): Don't hash bitfld blocks.
225 (sra_elt_eq): Skip them in parent compares as well. Handle
227 (build_element_name_1): Handle BIT_FIELD_REFs.
228 (instantiate_element): Propagate nowarn from parents. Create
229 BIT_FIELD_REF for variables that are widened by scalarization.
230 Gimple-zero-initialize all bit-field variables that are not
231 part of parameters that are going to be scalarized on entry.
232 (instantiate_missing_elements_1): Return the sra_elt.
233 (canon_type_for_field): New.
234 (try_instantiate_multiple_fields): New. Infer widest possible
235 access mode from decl or member type, but clip it at word
236 size, and only widen it if a field crosses an alignment
238 (instantiate_missing_elements): Use them.
239 (generate_one_element_ref): Handle BIT_FIELD_REFs.
240 (scalar_bitfield_p): New.
241 (sra_build_assignment): Optimize assignments from scalarizable
242 BIT_FIELD_REFs. Use BITS_BIG_ENDIAN to determine shift
245 (sra_build_bf_assignment): New. Optimize assignments to
246 scalarizable BIT_FIELD_REFs.
247 (sra_build_elt_assignment): New. Optimize BIT_FIELD_REF
248 assignments to full variables.
249 (generate_copy_inout): Use the new macros and functions.
250 (generate_element_copy): Likewise. Handle bitfld differences.
251 (generate_element_zero): Don't recurse for blocks. Use
252 sra_build_elt_assignment.
253 (generate_one_element_init): Take elt instead of var. Use
254 sra_build_elt_assignment.
255 (generate_element_init_1): Adjust.
256 (bitfield_overlap_info): New struct.
257 (bitfield_overlaps_p): New.
258 (sra_explode_bitfield_assignment): New. Adjust widened
259 variables to account for endianness.
260 (sra_sync_for_bitfield_assignment): New.
261 (scalarize_use): Re-expand assignment to/from scalarized
262 BIT_FIELD_REFs. Explode or sync needed members for
263 BIT_FIELD_REFs accesses or assignments. Use REPLDUP.
264 (scalarize_copy): Use REPLDUP.
265 (scalarize_ldst): Move assert before dereference. Adjust EH
267 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
269 2007-10-01 Paolo Bonzini <bonzini@gnu.org>
271 * simplify-rtx.c (comparison_result, simplify_relational_operation_1):
272 Rename CR_* constants to CMP_*. Fix spacing.
274 2007-10-01 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
277 * Makefile.in (build_html_dir/gccinstall): gccinstall.texi needs
278 to be processed with the special script doc/install.texi2html.
280 2007-09-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
282 * doc/invoke.texi (Wall): List the options enabled by Wall.
283 (Wstrict-aliasing): Add missing @option.
285 2007-09-30 Richard Sandiford <rsandifo@nildram.co.uk>
287 * config/mips/mips.c (mips_split_64bit_move): Use gen_rtx_REG_offset
288 rather than gen_lowpart to change a register from DImode to DFmode.
289 (mips_cannot_change_mode_class): Only allow FPRs to change mode if
290 both FROM and TO are integer modes that are no bigger than 4 bytes.
291 (mips_mode_ok_for_mov_fmt_p): New function.
292 (mips_preferred_reload_class): Use it instead of FLOAT_MODE_P.
293 (mips_secondary_reload_class): Tweak formatting and comments.
294 Use reg_class_subset_p instead of direct comparisons with
295 classes. Only allow direct FPR<->FPR moves for modes that
296 satisfy mips_mode_ok_for_mov_fmt_p. Only allow loads and stores
297 for 4- and 8-byte types. Handle reloads in which X is an FPR.
298 * config/mips/mips.md (*movdi_gp32_fp64): Remove f<-f alternative.
299 (*movdi_64bit): Likewise.
300 (*movsi_internal): Likewise.
301 (*movhi_internal): Likewise.
302 (*movqi_internal): Likewise.
304 2007-09-30 Diego Novillo <dnovillo@google.com>
307 * tree-ssa-ter.c (is_replaceable_p): Return false if STMT may
310 2007-09-30 Uros Bizjak <ubizjak@gmail.com>
312 PR tree-optimization/33597
313 * tree-vect-analyze.c (vect_build_slp_tree): Check if optab handler
314 for LSHIFT_EXPR and RSHIFT_EXPR is available for vec_mode.
316 2007-09-28 Uros Bizjak <ubizjak@gmail.com>
318 * config/i386/i386.c (ix86_expand_move): Use can_create_pseudo_p ()
319 instead of variants of (!reload_in_progress && !reload_completed).
320 (x86_expand_vector_move): Ditto.
322 2007-09-28 Ollie Wild <aaw@google.com>
325 2007-09-27 Ollie Wild <aaw@google.com>
327 * varasm.c (compare_constant): Removed call to
328 lang_hooks.expand_constant.
329 (copy_constants): Removed call to lang_hooks.expand_constant.
330 (compute_reloc_for_constant): Removed call to
331 lang_hooks.expand_constant.
332 (output_addressed_constants): Removed call to
333 lang_hooks.expand_constant.
334 (constructor_static_from_elts_p): Removed call to
335 lang_hooks.expand_constant.
336 (output_constant): Removed calls to lang_hooks.expand_constant.
337 * langhooks.h (struct lang_hooks): Removed field expand_constant.
338 * langhooks-def.h (lhd_return_tree): Removed.
339 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
340 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
341 * langhooks.c (lhd_return_tree): Removed.
343 2007-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
346 * config/spu/spu.c (spu_expand_insv): Call copy_rtx on the second
347 argument to gen_selb.
349 2007-09-28 Chao-ying Fu <fu@mips.com>
351 * libgcc-std.ver: Add fixed-point routines to GCC_4.3.0 section.
352 * doc/libgcc.texi (Fixed-point fractional library routines):
353 Fix typos for neg and cmp functions.
355 2007-09-28 Michael Matz <matz@suse.de>
357 PR rtl-optimization/33552
358 * function.c (match_asm_constraints_1): Check for overlap in
359 inputs and replace all occurences.
361 2007-09-28 Richard Sandiford <rsandifo@nildram.co.uk>
363 * config/mips/mips.c (override_options): Fix comment typo.
365 2007-09-28 Jie Zhang <jie.zhang@analog.com>
367 * config.gcc (bfin*-linux-uclibc*): Set extra_parts
368 to "crtbegin.o crtbeginS.o crtend.o crtendS.o".
369 * config/bfin/t-bfin-linux (crti.o): Don't build.
371 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
372 * config/bfin/t-bfin-uclinux (crti.o): Don't build.
374 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
376 2007-09-27 Ollie Wild <aaw@google.com>
378 * varasm.c (compare_constant): Removed call to
379 lang_hooks.expand_constant.
380 (copy_constants): Removed call to lang_hooks.expand_constant.
381 (compute_reloc_for_constant): Removed call to
382 lang_hooks.expand_constant.
383 (output_addressed_constants): Removed call to
384 lang_hooks.expand_constant.
385 (constructor_static_from_elts_p): Removed call to
386 lang_hooks.expand_constant.
387 (output_constant): Removed calls to lang_hooks.expand_constant.
388 * langhooks.h (struct lang_hooks): Removed field expand_constant.
389 * langhooks-def.h (lhd_return_tree): Removed.
390 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
391 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
392 * langhooks.c (lhd_return_tree): Removed.
394 2007-09-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
397 * expr.c (emit_group_load_1): Split constant double when destination
398 length is half source length.
400 2007-09-27 Richard Sandiford <rsandifo@nildram.co.uk>
402 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): New macro.
403 (mips_cpu_info): Add tune_flags.
404 (GENERATE_BRANCHLIKELY): Remove TARGET_SR71K check.
405 * config/mips/mips.c (mips_cpu_info_table): Add tune_flags fields.
407 (override_options): Remove deprecation code. Use branch-likely
408 instructions for optimize_size or if the tuning flags do not
409 suggest otherwise. Tweak warning.
410 (mips_matching_cpu_name_p, mips_parse_cpu): Use ARRAY_SIZE.
412 2007-09-27 Matthias Klose <doko@ubuntu.com>
414 * config/i386/t-linux64 (MULTILIB_OSDIRNAMES): Use ../lib32 as the
415 multilib osdirname if it exists.
416 * config/rs6000/t-linux64 (MULTILIB_OSDIRNAMES): Likewise.
418 2007-09-27 Ian Lance Taylor <iant@google.com>
420 PR tree-optimization/33565
421 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING on
422 assignments of comparisons.
423 * tree-ssa-sccvn.c (simplify_binary_expression): Add stmt
424 parameter. Change caller. Defer overflow warnings around call to
426 * fold-const.c (fold_undefer_overflow_warnings): Don't warn if
427 TREE_NO_WARNING is set on the statement.
428 * tree-ssa-forwprop.c
429 (tree_ssa_forward_propagate_single_use_vars): Don't test
430 TREE_NO_WARNING when calling fold_undefer_overflow_warnings.
431 * tree-cfg.c (fold_cond_expr_cond): Likewise.
433 2007-09-27 Joseph Myers <joseph@codesourcery.com>
435 * config/rs6000/rs6000.c (rs6000_legitimize_address): Do not
436 reduce offset by units of 0x10000 for SPE vector modes or modes
437 used with E500 double instructions.
439 2007-09-04 Paolo Bonzini <bonzini@gnu.org>
441 * simplify-rtx.c (comparison_result): New.
442 (simplify_const_relational_operation): Use it instead of the five
443 "equal|op[01]ltu?" variables; consequently remove redundant "else"s.
444 Improve bounds-checking optimizations; remove subsumed POPCOUNT
445 optimizations. Extract nonzero_address_p optimizations into a
446 separate "if" together with optimizations where op1 is const0_rtx.
447 Optimize comparing an IOR with zero. Simplify op0 RELOP op0 for
448 floating-point arguments too when appropriate. Hoist test for ABS
449 outside the final switch statement.
450 * cse.c (fold_rtx): Don't look for an IOR equivalent of
451 folded_arg0 if we found a constant equivalent. Remove
452 transformations done in simplify-rtx.c for "op0 RELOP op0".
454 2007-09-27 Jakub Jelinek <jakub@redhat.com>
456 * builtins.c (expand_builtin, expand_builtin_object_size,
457 expand_builtin_memory_chk, maybe_emit_chk_warning,
458 maybe_emit_sprintf_chk_warning): Use new %K format string specifier
460 * expr.c (expand_expr_real_1): Likewise.
461 * langhooks-def.h (struct diagnostic_info): Add forward decl.
462 (lhd_print_error_function): Add third argument.
463 * langhooks.h (struct diagnostic_info): Add forward decl.
464 (struct lang_hooks): Add third argument to print_error_function.
465 * diagnostic.h (diagnostic_info): Add abstract_origin field.
466 (diagnostic_last_function_changed, diagnostic_set_last_function): Add
468 (diagnostic_report_current_function): Likewise.
469 * toplev.c (announce_function): Pass NULL as second argument to
470 diagnostic_set_last_function.
471 * diagnostic.c (diagnostic_report_current_function): Add second
472 argument, pass it as third argument to lang_hooks.print_error_function.
473 (default_diagnostic_starter): Pass DIAGNOSTIC as second argument
474 to diagnostic_report_current_function.
475 (diagnostic_report_diagnostic): Initialize diagnostic->abstract_origin
476 and message.abstract_origin.
477 (verbatim): Initialize abstract_origin.
478 * pretty-print.h (text_info): Add abstract_origin field.
479 * pretty-print.c (pp_base_format): Handle %K.
480 * langhooks.c (lhd_print_error_function): Add third argument. If
481 diagnostic->abstract_origin, print virtual backtrace.
482 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
483 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Support %K.
484 (init_dynamic_diag_info): Likewise.
486 2007-09-26 David Daney <ddaney@avtrex.com>
489 * config/mips/mips.md (sync_compare_and_swap<mode>, sync_old_add<mode>,
490 sync_new_add<mode>, sync_old_<optab><mode>, sync_new_<optab><mode>,
491 sync_old_nand<mode>, sync_new_nand<mode>,
492 sync_lock_test_and_set<mode>): Fix '&' constraint modifiers.
493 Update length attributes.
494 (sync_add<mode>, sync_sub<mode>, sync_old_sub<mode>,
495 sync_new_sub<mode>, sync_<optab><mode>, sync_nand<mode>): Update
497 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP,
498 MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND,
499 MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Add
502 2007-09-26 Richard Guenther <rguenther@suse.de>
504 PR tree-optimization/33563
505 * tree-ssa-dse.c (get_use_of_stmt_lhs): Rename to ...
506 (get_kill_of_stmt_lhs): ... this. Re-structure. Handle
508 (dse_optimize_stmt): Call get_kill_of_stmt_lhs instead of
511 2007-09-26 Joseph Myers <joseph@codesourcery.com>
514 * c-common.c (complete_array_type): Diagnose too-large arrays and
515 set type to error_mark_node.
517 2007-09-26 Richard Guenther <rguenther@suse.de>
519 PR tree-optimization/30375
520 PR tree-optimization/33560
521 * tree-ssa-dse.c (get_use_of_stmt_lhs): Give up on uses
525 2006-05-22 Aldy Hernandez <aldyh@redhat.com>
527 * tree-ssa-dse.c (aggregate_vardecl_d): New.
528 (dse_global_data): Add aggregate_vardecl field.
529 (dse_possible_dead_store_p): New.
530 Add prev_defvar variable.
531 Allow immediate uses and previous immediate uses to differ
532 if they are setting different parts of the whole.
533 (get_aggregate_vardecl): New.
534 (dse_record_partial_aggregate_store): New.
535 (dse_whole_aggregate_clobbered_p): New.
536 (dse_partial_kill_p): New.
537 Call dse_maybe_record_aggregate_store().
538 When checking whether a STMT and its USE_STMT refer to the
539 same memory address, check also for partial kills that clobber
541 Move some variable definitions to the block where they are used.
542 (aggregate_vardecl_hash): New.
543 (aggregate_vardecl_eq): New.
544 (aggregate_vardecl_free): New.
545 (aggregate_whole_store_p): New.
546 (tree_ssa_dse): Initialize and free aggregate_vardecl.
547 Mark which aggregate stores we care about.
549 2007-09-25 DJ Delorie <dj@redhat.com>
552 * config/m32c/m32c.c (m32c_immd_dbl_mov): Use INTVAL instead of
555 2007-09-25 Michael Meissner <michael.meissner@amd.com>
558 * config/i386/i386.c (ix86_expand_sse5_unpack): Change to call
559 gen_sse5_pperm_sign_v4si_v2di and gen_sse5_pperm_zero_v4si_v2di
560 for vector int32 -> int64 conversions. Don't write beyond the end
561 of the allocated vector for int32 -> int64 conversions.
563 2007-09-25 Revital Eres <eres@il.ibm.com>
565 * config/rs6000/paired.h (paired_sel): New.
566 * config/rs6000/rs6000.c (bdesc_3arg): Add selv2sf4.
567 (rs6000_expand_ternop_builtin): Pass zero const_double operand
568 when expanding selv2sf.
569 * config/rs6000/rs6000.h (rs6000_builtins): Add
570 PAIRED_BUILTIN_SELV2SF4.
572 2007-09-25 Joseph Myers <joseph@codesourcery.com>
575 * c-typeck.c (default_conversion): Call require_complete_type
576 before perform_integral_promotions.
577 (build_unary_op): Call require_complete_type except for ADDR_EXPR.
578 (build_c_cast): Call require_complete_type except for casts to
580 (convert_for_assignment): Call require_complete_type.
582 2007-09-25 Revital Eres <eres@il.ibm.com>
584 * config/spu/spu.md: Fix doloop pattern.
586 2007-09-25 Bernd Schmidt <bernd.schmidt@analog.com>
588 * config/bfin/bfin.c (expand_prologue_reg_save,
589 expand_epilogue_reg_restore): Code to save and restore I/M/B/L regs and
591 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
592 ... from here. New argument ALL; callers changed.
593 (n_regs_saved_by_prologue): Count ASTAT for plain saveall functions.
594 (bfin_expand_prologue, bfin_expand_epilogue): Deal with functions that
595 have the "saveall" attribute.
597 2007-09-25 Hans-Peter Nilsson <hp@bitrange.com>
599 * config/mmix/mmix.h (FUNCTION_INCOMING_ARG_REGNO_P): Don't define
601 (INCOMING_REGNO, OUTGOING_REGNO): Define.
602 * config/mmix/mmix.c (mmix_opposite_regno): New function.
603 * config/mmix/mmix-protos.h (mmix_opposite_regno): Prototype.
605 * config/mmix/mmix.md ("*cmpcc_folded"): In condition, gate
606 with REG_P tests before REGNO access.
608 2007-09-24 DJ Delorie <dj@redhat.com>
611 * config/m32c/cond.md (stzx_reversed_<mode>): Add an output
613 (movqicc_<code>_<mode>): Likewise.
614 (movhicc_<code>_<mode>): Likewise.
616 2007-09-24 Rask Ingemann Lambertsen <rask@sygehus.dk>
619 * config/m32c/m32c.c (m32c_eh_return_data_regno): Leave an address
622 2007-09-24 Danny Smith <dannysmith@user.sourceforge.net>
625 * config/i386/i386.c (ix86_comp_type_attributes): Check
628 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
630 * config/m68k/m68k.h (ASM_OUTPUT_ALIGN_WITH_NOP): New, use
631 "move.l %a4,%a4" to produce nops.
632 * config/m68k/m68k.c (override_options): Reset align options,
633 if neccessary align macro isn't avaible.
635 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
637 config/m68k/linux.h (PREFERRED_STACK_BOUNDARY): New.
639 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
641 * config/m68k/m68k.c (strict_low_part_peephole_ok): Don't leave
643 * config/m68k/m68k.md (movsi_m68k): Allow certain constant when
645 (peephole pattern): Convert most of them to RTL peephole pattern.
647 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
649 * config/m68k/m68k.c (notice_update_cc): Recognize fp compare
650 (moved from fp compare patterns).
651 * config/m68k/m68k.md (cmp<mode>, cmp<mode>_68881, cmp<mode>_cf):
652 Cleanup predicates to relieve reload.
653 (conditional_trap): Reject conditional trap with fp condition.
654 * gcc/config/m68k/predicates.md (fp_src_operand): New, reject
655 certain constants early.
657 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
659 * gcc/final.c (final_scan_insn): Remove accidentally duplicated code.
661 2007-09-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
663 * config.gcc (powerpc*-*-*): --with-cpu=cell is a 64bit CPU.
664 Allow --with-tune=cell and --with-cpu=cell.
666 2007-09-24 David Edelsohn <edelsohn@gnu.org>
668 * config/rs6000/rs6000-protos.h (rs6000_emit_swrsqrtsf): Declare.
669 * config/rs6000/rs6000.opt (swdiv): Change option to ...
671 * config/rs6000/rs6000.c (rs6000_builtin_reciprocal): New
673 (TARGET_BUILTIN_RECIPROCAL): Use it.
674 (rs6000_builtin_expand): Expand recip, recipf, and rsqrtf.
675 (rs6000_init_builtins): Initialize recip, recipf, and rsqrtf.
676 (rs6000_emit_swrsqrtsf): New.
677 * config/rs6000/rs6000.h (rs6000_builtins): Add recip, recipf, and
679 * config/rs6000/rs6000.md (UNSPEC_RSQRT): Define.
680 (divsf3): Remove swdiv support.
683 (rsqrt_internal1): New.
684 (divdf3): Remove swdiv support.
687 2007-09-24 Jakub Jelinek <jakub@redhat.com>
690 * langhooks.h (struct lang_hooks_for_types): Add type_hash_eq
692 * langhooks-def.h (LANG_HOOKS_TYPE_HASH_EQ): Define.
693 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_TYPE_HASH_EQ.
694 * tree.c (type_hash_eq): For FUNCTION_TYPE use
695 lang_hooks.type.type_hash_eq in addition to generic tests.
697 2007-09-24 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
698 Ramana Radhakrishnan <ramana@hercules.pun.celunite.com>
700 * tree-inline.h (eni_weights): Add field target_builtin_cost to
701 reflect the cost per call to a target specific builtin.
702 * tree-inline.c (estimate_num_insns_1): If it is a CALL_EXPR for a
703 call to a target specific builtin, then use target_builtin_call_cost.
704 (init_inline_once): Initialize target_builtin_call_cost field.
706 2007-09-24 Kai Tietz <kai.tietz@onevision.com>
709 * config/i386/i386.c (return_in_memory_ms_64): Handle return types for
712 2007-09-23 H.J. Lu <hongjiu.lu@intel.com>
714 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
715 * configure: Regenerated.
717 2007-09-23 Ollie Wild <aaw@google.com>
719 * fold-const.c (fold_binary): Fold BIT_AND_EXPR's with a pointer
721 (get_pointer_modulus_and_residue): New function.
723 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
725 * config/mips/mips.c (build_mips16_call_stub): On 64-bit targets,
726 combine an SC return value into a single register.
728 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
730 * opth-gen.awk (target_flags_explicit): Declare.
731 * toplev.h (target_flags_explicit): Delete declaration.
732 * toplev.c (target_flags): Likewise.
733 * config/mips/mips.h (mips_llsc_setting, mips_llsc): Delete.
734 (GENERATE_SYNC, GENERATE_LL_SC): Redefine using target_explicit_flags.
735 Never return true for TARGET_MIPS16.
736 * config/mips/mips.c (mips_llsc): Delete.
737 (mips_handle_option): Remove -mllsc handling.
738 (mips_strip_unspec_address): Tweak comment.
739 * config/mips/mips.opt (mllsc): Use a target mask.
741 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
743 * doc/tm.texi (POINTERS_EXTEND_UNSIGNED): Document extensions to
744 word_mode as well as Pmode.
746 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
748 * function.c (assign_parm_setup_block): Explicitly convert BLKmode
749 parameters from word_mode to the subword type if such a truncation
752 2007-09-23 Jakub Jelinek <jakub@redhat.com>
754 * configure.ac (MAKEINFO): Handle makeinfo version 4.10 and above.
755 * configure: Regenerated.
757 2007-09-23 Jan Hubicka <jh@suse.cz>
759 * params.def (INLINE_CALL_COST): Set to 12.
760 * invoke.texi (inline-call-cost): Update default value.
762 2007-09-23 Eric Botcazou <ebotcazou@adacore.com>
764 * config/alpha/alpha.md (movti): Use operand_subword for the split.
766 2007-09-23 Ayal Zaks <zaks@il.ibm.com>
767 Revital Eres <eres@il.ibm.com>
769 * modulo-sched.c (doloop_register_get): Rewrite the loop which
770 checks whether the count_reg is found outside the control part.
772 2007-09-23 Jakub Jelinek <jakub@redhat.com>
774 * expr.c (expand_expr_real_1) <case CALL_EXPR>: Use get_callee_fndecl
775 instead of checking CALL_EXPR_FN directly to test for builtins.
776 If error or warning attributes are present, print
778 * c-common.c (handle_error_attribute): New function.
779 (c_common_attribute_table): Add error and warning
781 * doc/extend.texi: Document error and warning attributes.
783 * tree.h (block_nonartificial_location): New prototype.
784 * tree.c (block_nonartificial_location): New function.
785 * dwarf2out.c (gen_subprogram_die): Add DW_AT_artificial
786 if artificial attribute is present on abstract inline decl.
787 * c-common.c (handle_artificial_attribute): New function.
788 (c_common_attribute_table): Add artificial attribute.
789 * final.c (override_filename, override_linenum): New variables.
790 (final_scan_insn): For DBX_DEBUG or SDB_DEBUG, set override_filename
791 and override_linenum if inside of a block inlined from
792 __attribute__((__artificial__)) function.
793 (notice_source_line): Honor override_filename and override_linenum.
794 * doc/extend.texi: Document __attribute__((__artificial__)).
795 * config/i386/emmintrin.h: Add __artificial__ attribute to
796 all __always_inline__ functions.
797 * config/i386/mmintrin.h: Likewise.
798 * config/i386/tmmintrin.h: Likewise.
799 * config/i386/mm3dnow.h: Likewise.
800 * config/i386/pmmintrin.h: Likewise.
801 * config/i386/ammintrin.h: Likewise.
802 * config/i386/xmmintrin.h: Likewise.
803 * config/i386/smmintrin.h: Likewise.
804 * config/i386/bmmintrin.h: Likewise.
805 * config/i386/mmintrin-common.h: Likewise.
808 * expr.c (expand_constructor): New function.
809 (expand_expr_real_1) <case CONSTRUCTOR>: Call it.
810 (expand_expr_real_1) <case ARRAY_REF>: Call it if VALUE is
813 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
815 * config/mips/mips.c (dump_constants_1): Generalize to include
816 fractional and accumulator modes.
818 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
820 * config/mips/mips.h (ISA_HAS_DSP, ISA_HAS_DSPR2): New macros.
821 * config/mips/mips.c (mips_set_mips16_mode): Don't clear the DSP
823 (override_options): Check TARGET_HARD_FLOAT_ABI instead of
824 TARGET_HARD_FLOAT when testing whether -mpaired-single is
826 (mips_conditional_register_usage): Check ISA_HAS_DSP instead of
828 * config/mips/constraints.md (ka): Check ISA_HAS_DSPR2 instead of
830 * config/mips/mips.md (ANYF): Require TARGET_HARD_FLOAT for V2SF.
831 (mulv2sf3, movv2sf, movv2sf_hardfloat_64bit): Require
833 (<u>mulsidi3_32bit_internal, <u>msubsidi4, <u>maddsidi4): Check
834 ISA_HAS_DSPR2 instead of TARGET_HAS_DSPR2.
835 * config/mips/mips-dsp.md: Use ISA_HAS_DSP instead of TARGET_HAS_DSP
837 * config/mips/mips-dspr2.md: Likewise ISA_HAS_DSPR2 and
839 * config/mips/mips-fixed.md: Use ISA_HAS_DSP and ISA_HAS_DSPR2
840 instead of TARGET_HAS_DSP and TARGET_HAS_DSPR2.
841 * config/mips/mips-ps-3d.md: Add TARGET_HARD_FLOAT to V2SF patterns.
843 2007-09-22 Jason Merrill <jason@redhat.com>
846 * attribs.c (lookup_attribute_spec): Split out...
847 (decl_attributes): From here.
848 * tree.h: Declare it.
850 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
852 * doc/sourcebuild.texi: Document dg-add-options mips16_attribute.
854 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
856 * tree-inline.c (remap_type_1): Correctly chain variants.
858 2007-09-22 Richard Guenther <rguenther@suse.de>
860 PR tree-optimization/33146
861 * fold-const.c (fold_binary): Use the original tree
863 * tree.h (STRIP_SIGN_NOPS): Converting from or to pointer
866 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
869 * except.c (finish_eh_generation): Call commit_edge_insertions if
870 there are insns queued on the entry edge.
871 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns on
874 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
876 * doc/sourcebuild.texi (dg-add-c99-runtime-options): Document.
878 2007-09-19 Michael Meissner <michael.meissner@amd.com>
880 * gcc/config/i386/i386.c: Delete trailing whitespace.
881 * gcc/config/i386/i386.h: Ditto.
882 * gcc/config/i386/bmmintrin.h: Ditto.
883 * gcc/config/i386/sync.md: Ditto.
884 * gcc/config/i386/ppro.md: Ditto.
885 * gcc/config/i386/mmx.md: Ditto.
886 * gcc/config/i386/constraints.md: Ditto.
887 * gcc/config/i386/sse.md: Ditto.
888 * gcc/config/i386/athlon.md: Ditto.
889 * gcc/config/i386/i386.md: Ditto.
891 2007-09-21 Richard Guenther <rguenther@suse.de>
893 PR tree-optimization/33508
894 * tree-ssa-alias.c (mark_aliases_call_clobbered): Avoid
895 quadratic loop by keeping a bitmap of variables we have
896 to clobber all subvariables for.
897 (set_initial_properties): Likewise.
899 2007-09-21 Richard Sandiford <rsandifo@nildram.co.uk>
901 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Delete.
903 2007-09-20 Nigel Stephens <nigel@mips.com>
904 Chao-ying Fu <fu@mips.com>
906 * c-decl.c (finish_declspecs): When _Sat is used without
907 _Fract or _Accum, set the default type to cts_fract.
908 This avoids a warning of "type defaults to int".
910 2007-09-20 Joseph Myers <joseph@codesourcery.com>
912 * c-decl.c (check_bitfield_type_and_width): Don't allow _Bool
913 bit-fields wider than one bit.
915 2007-09-20 Jakub Jelinek <jakub@redhat.com>
918 * dwarf2out.c (modified_type_die): Handle TYPE_DECL with NULL
920 * dbxout.c (dbxout_type): Likewise.
924 * gimplify.c (gimplify_vla_decl): New function.
925 (gimplify_decl_expr): Move VLA decl handling to gimplify_vla_decl.
927 (gimplify_target_expr): Handle variable length TARGET_EXPRs.
929 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
931 * doc/invoke.texi (-minterlink-mips16): Document.
932 * config/mips/mips.opt (minterlink-mips16): New option.
933 * config/mips/mips.c (mips_function_ok_for_sibcall): Handle
936 2007-09-20 Joseph Myers <joseph@codesourcery.com>
938 * doc/extend.texi (Attribute Syntax): Remove old speculative
941 2007-09-20 Mark Shinwell <shinwell@codesourcery.com>
943 * combine.c: Include cgraph.h.
944 (setup_incoming_promotions): Rework to allow more aggressive
945 elimination of sign extensions when all call sites of the
946 current function are known to lie within the current unit.
948 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
950 * dse.c (find_shift_sequence): No-op rework of control flow.
952 2007-09-19 Richard Sandiford <rsandifo@nildram.co.uk>
954 * config/mips/mips.c (build_mips16_call_stub): Tidy. Fix second
955 GPR for DCmode on 64-bit targets. Remove redundant fallback.
957 2007-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
959 * cfgexpand.c (dump_stack_var_partition): Use the correct
960 index for the offset.
962 2007-09-19 Joseph Myers <joseph@codesourcery.com>
964 * config/mips/sde.h: Switch to GPLv3.
966 2007-09-19 Eric Botcazou <ebotcazou@adacore.com>
968 * tree-sra.c (decide_block_copy): Decide if there are groups.
970 2007-09-19 Roman Zippel <zippel@linux-m68k.org>
972 * config/m68k/m68k.c (output_move_himode): Remove jump table
974 config/m68k/m68k.md (lea): Likewise.
975 * config/m68k/m68k.c (print_operand_address): Use simple pc
978 2007-09-19 Bernd Schmidt <bernd.schmidt@analog.com>
980 * doc/tm.texi (IS_ASM_LOGICAL_LINE_SEPARATOR): Document new argument.
981 * final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide two-argument
983 (asm_insn_count): Pass template as second argument to it.
984 * config/avr/avr.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
985 * config/pa/pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
986 * config/stormy16/stormy16.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
987 * config/cris/cris.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
988 * config/sh/sh.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
989 (sh_insn_length_adjustment): Pass template as second argument to it.
990 * config/bfin/bfin.h (IS_ASM_LOGICAL_LINE_SEPARATOR): New macro.
992 * config/bfin/bfin.md (define_asm_attributes): New.
994 2007-09-19 Jie Zhang <jie.zhang@analog.com>
996 * config.gcc (bfin*-linux-uclibc*): Add ./linux-sysroot-suffix.h
998 * config/bfin/print-sysroot-suffix.sh: New.
999 * config/bfin/t-bfin-elf (EXTRA_PARTS): Remove.
1000 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
1001 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
1002 * config/bfin/t-bfin-uclinux (EXTRA_PARTS): Remove.
1003 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
1004 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
1005 * config/bfin/t-bfin-linux (EXTRA_PARTS): Remove.
1006 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
1007 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
1008 (linux-sysroot-suffix.h): New target.
1009 * config/bfin/bfin.opt (mcsync-anomaly): Use Var instead of Mask.
1010 (mspecld-anomaly): Likewise.
1011 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Renamed from
1012 (enum bfin_cpu): ... this. Add BFIN_CPU_BF522, BFIN_CPU_BF525,
1013 BFIN_CPU_BF527, BFIN_CPU_BF538, BFIN_CPU_BF539, BFIN_CPU_BF542,
1014 BFIN_CPU_BF544, BFIN_CPU_BF548, and BFIN_CPU_BF549.
1015 (bfin_si_revision): Declare.
1016 (bfin_workarounds): Declare.
1017 (WA_SPECULATIVE_LOADS): Define.
1018 (ENABLE_WA_SPECULATIVE_LOADS): Define.
1019 (WA_SPECULATIVE_SYNCS): Define.
1020 (ENABLE_WA_SPECULATIVE_SYNCS): Define.
1021 * config/bfin/elf.h (STARTFILE_SPEC): Rename crt532.o to basiccrt.o.
1022 (LIB_SPEC): Add %s to the linker scripts.
1023 Use proper linker script for bf522, bf525, bf527,
1024 bf538, bf539, bf542, bf544, bf548, and bf549.
1025 * config/bfin/bfin.c (bfin_si_revision): Define.
1026 (bfin_workarounds): Define.
1027 (struct bfin_cpu): New.
1029 (bfin_handle_option): Handle silicon revision part of -mcpu option.
1030 (override_options): Set bfin_workarounds.
1031 (length_for_loop): Replace TARGET_CSYNC_ANOMALY with
1032 ENABLE_WA_SPECULATIVE_SYNCS, TARGET_SPECLD_ANOMALY with
1033 ENABLE_WA_SPECULATIVE_LOADS.
1034 (bfin_reorg): Likewise.
1035 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
1036 macros for bf522, bf525, bf527, bf538, bf539,
1037 bf542, bf544, bf548, and bf549.
1038 Define __SILICON_REVISION__ and __WORKAROUND_* macros if needed.
1039 Don't define __ID_SHARED_LIB__ when -msep-data.
1040 (TARGET_DEFAULT): Define as 0.
1041 (DRIVER_SELF_SPECS): Add -mcpu=bf532 if no -mcpu option.
1042 * doc/invoke.texi (Blackfin Options): Document silicon
1043 revision part of -mcpu option and it now accepts bf522, bf525,
1044 bf527, bf538, bf539, bf542, bf544, bf548, and bf549.
1046 2007-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1048 * alias.c (memory_modified_1): Deconstify.
1049 (memory_modified_in_insn_p): Don't use const_note_stores.
1050 * rtl.h (const_note_stores): Delete.
1051 * rtlanal.c (const_note_stores): Likewise.
1053 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
1055 * dse.c (find_shift_sequence): Temporarily revert to forbidding
1058 2007-09-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
1062 * config/fr30/fr30.md (addsi3): Check REG_P() before calling REGNO().
1063 (addsi_small_int): Likewise.
1064 (addsi_big_int): Use rtx_equal_p() instead of REGNO() comparison.
1065 (one_cmplsi2): Likewise.
1067 (enter_func): Expand insn using hard_frame_pointer_rtx and
1070 * config/fr30/fr30.c (fr30_expand_prologue): Check for
1071 hard_frame_pointer_rtx instead of using REGNO() check.
1072 Properly sign extend GEN_INT() argument.
1074 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
1076 * config/m68k/m68k.c (override_options): Remove USE_GAS,
1078 (output_dbcc_and_branch, output_scc_di): Replace all jbcc
1079 alternatives with just jcc.
1080 * config/m68k/m68k.md (addsi_lshrsi_31, beq0_di, bne0_di,
1081 bge0_di, blt0_di, bgtu, bltu, bgeu, bleu, bgtu_rev,
1082 bltu_rev, bgeu_rev, bleu_rev, jump, dbne_hi, dbne_si,
1083 dbge_hi, dbge_si): Likewise.
1085 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
1087 * config/m68k/m68k.md (beq, bne, bgt, blt, bge, ble, bordered,
1088 bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, beq_rev,
1089 bne_rev, bgt_rev, blt_rev, bge_rev, ble_rev, bordered_rev,
1090 bunordered_rev, buneq_rev, bunge_rev, bungt_rev, bunle_rev,
1091 bunlt_rev, bltgt_rev): Replace all fbcc with fjcc.
1093 2007-09-18 Maxim Kuvyrkov <maxim@codesourcery.com>
1095 * config/m68k/m68k-devices.def (51qe): New device.
1096 * config/m68k/m68k.c (FL_FOR_isa_c): Remove division unit. Add it
1097 to all uses of FL_FOR_isa_c for compatibility.
1098 (all_microarchs): Add cfv1 microarchitecture.
1099 (m68k_handle_option): Handle m51qe option.
1100 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Handle 51QE.
1101 (TUNE_CFV1): New macro.
1102 (enum uarch_type): Add ucfv1.
1103 * doc/invoke.texi: Document 51qe device and cfv1 microarchitecture.
1105 2007-09-18 Richard Guenther <rguenther@suse.de>
1107 PR tree-optimization/31863
1108 * tree-ssa-structalias.c (create_variable_info_for): Always
1109 free the fieldstack.
1111 2007-09-18 Dorit Nuzman <dorit@il.ibm.com>
1113 * opts.c (decode_options): Enable vectorization under -O3.
1115 2007-09-18 Richard Guenther <rguenther@suse.de>
1117 PR tree-optimization/33340
1118 * tree-ssa-sccvn.c (set_ssa_val_to): Do not set values to
1119 SSA_NAMEs that occur in abnormal PHI nodes.
1121 2007-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1123 * tree-cfg.c (is_ctrl_altering_stmt, tree_block_ends_with_call_p):
1124 Don't use const_get_call_expr_in.
1125 * tree-gimple.c (const_get_call_expr_in): Delete.
1126 * tree-gimple.h (const_get_call_expr_in): Likewise.
1128 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
1130 * df-scan.c (df_notes_rescan): Do nothing if the instruction does
1131 not yet have a basic block.
1132 * dse.c (find_shift_sequence): Don't set DF_NO_INSN_RESCAN.
1134 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
1136 * config/mips/mips.c (mips_file_start): Add ".previous" directives
1137 to both ".section"s.
1139 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
1141 * config/mips/mips.c (mips_output_mi_thunk): Use
1142 mips_function_ok_for_sibcall and const_call_insn_operand
1143 to determine if a direct sibcall is allowed. Use
1144 mips_classify_symbol to determine a global pointer is needed.
1146 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
1148 * config/mips/mips.md (*clear_upper32): Use "W" as the memory operand.
1150 2007-09-17 Chao-ying Fu <fu@mips.com>
1151 Nigel Stephens <nigel@mips.com>
1153 * config/fixed-bit.h: New file.
1154 * config/fixed-bit.c: New file.
1155 * doc/libgcc.texi (Fixed-point fractional library routines): New node.
1157 2007-09-18 Jakub Jelinek <jakub@redhat.com>
1159 * c-format.h (format_kind_info): Add alloc_char field.
1160 * c-format.c (scanf_flag_specs): Add 'm'.
1161 (scanf_flag_pairs): Add 'a', 'm' pair.
1162 (scan_char_table): Allow 'm' modifier for c, s, [, C and S.
1163 (format_types_orig): Add alloc_char fields.
1164 (check_format_info_main): Rename aflag to alloc_flag.
1165 Handle fki->alloc_char. modifier after width and before length
1166 modifiers. Move FMT_FLAG_SCANF_A_KLUDGE handling before
1167 length modifiers as well.
1168 * config/sol2-c.c (solaris_format_types): Add alloc_char field.
1171 * builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
1172 returned by build_call_expr.
1174 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
1176 * tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
1177 NULL for variable-sized records too.
1178 (sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
1180 2007-09-17 Tom Tromey <tromey@redhat.com>
1182 * c-decl.c (pushdecl): Don't set DECL_LANG_SPECIFIC.
1183 (c_builtin_function): Likewise.
1184 (grokdeclarator): Likewise.
1186 2007-09-17 Zdenek Dvorak <ook@ucw.cz>
1188 PR rtl-optimization/26449
1189 * loop-invariant.c (move_invariant_reg): Do not use force_operand.
1190 (seq_insns_valid_p): Removed.
1192 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
1194 * tree-nomudflap.c (gate_mudflap): New static function.
1195 (pass_mudflap_1): Use it as gate function.
1196 (pass_mudflap_2): Likewise.
1198 2007-09-17 Jan Hubicka <jh@suse.cz>
1202 * loop-invariant.c (move_invariant_reg): Unshare sequence.
1204 2007-09-17 Victor Kaplansky <victork@il.ibm.com>
1206 PR tree-optimization/33319
1207 * tree-vect-analyze.c (vect_same_range_drs): New.
1208 (vect_vfa_range_equal): New.
1209 (vect_is_duplicate_ddr): Removed.
1210 (vect_mark_for_runtime_alias_test): Do not perform marking when
1211 optimizing for size or max_param for alias checking is zero.
1212 Move the function before vect_analyze_data_ref_dependence.
1213 (vect_analyze_data_ref_dependence): Add call to
1214 vect_mark_for_runtime_alias_test in two cases when dependence
1216 (vect_analyze_data_ref_dependences): Do not call to
1217 vect_mark_for_runtime_alias_test.
1218 (vect_prune_runtime_alias_test_list): New.
1219 (vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
1220 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
1221 Update vec_outside_cost.
1222 (vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
1223 (vect_create_cond_for_alias_checks): Build the base address of data
1224 reference from DR_GROUP_FIRST_DR.
1225 (vect_loop_versioning): New.
1226 (vect_transform_loop): Add a call to vect_loop_versioning.
1227 Remove factored out code.
1229 2007-09-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1232 * expr.c (store_expr): Call adjust_address to change mode of dest_mem
1235 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
1237 * dse.c (find_shift_sequence): Allow word as well as subword shifts.
1238 Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
1239 Fix the call to insn_rtx_cost. Skip access sizes that require a
1240 real truncation of the store register. Use convert_move instead
1241 of gen_lowpart when narrowing the result.
1242 (replace_read): Use convert_move instead of gen_lowpart when
1243 narrowing the store rhs.
1245 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
1247 * config/mips/mips.md (SHORT): Fix long line.
1248 (SUBDI): New mode iterator. Extend the shift-and-truncate insns
1249 to QImode and HImode.
1251 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
1253 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
1255 2007-09-15 Zdenek Dvorak <ook@ucw.cz>
1257 * tree-parloops.c: New file.
1258 * tree-ssa-operands.h (free_stmt_operands): Declare.
1259 * tree-ssa-loop-manip.c (split_loop_exit_edge): Return the new basic
1261 * tree-pass.h (pass_parallelize_loops): Declare.
1262 * omp-low.c (expand_omp_parallel, expand_omp_for): Update SSA form for
1264 (build_omp_regions_1): Allow analysing just a single OMP region and
1266 ( build_omp_regions_root, omp_expand_local): New functions.
1267 (build_omp_regions): Add argument to build_omp_regions_1 call.
1268 * builtins.def (DEF_GOMP_BUILTIN): Initialize OMP builtins when
1269 autoparallelization is run.
1270 * timevar.def (TV_TREE_PARALLELIZE_LOOPS): New.
1271 * tree-ssa-loop.c (gate_tree_parallelize_loops, tree_parallelize_loops,
1272 pass_parallelize_loops): New.
1273 * common.opt (ftree-parallelize-loops): New.
1274 * tree-flow.h (omp_expand_local, tree_duplicate_sese_tail,
1275 parallelize_loops): Declare.
1276 (add_phi_args_after_copy, split_loop_exit_edge): Declaration changed.
1277 * Makefile.in (tree-parloops.o): Added.
1278 * tree-cfg.c (add_phi_args_after_copy_edge, tree_duplicate_sese_tail):
1280 (add_phi_args_after_copy_bb): Use add_phi_args_after_copy_edge.
1281 (add_phi_args_after_copy): Call add_phi_args_after_copy_edge for
1282 one extra edge as well.
1283 (tree_duplicate_sese_region): Add argument to add_phi_args_after_copy.
1284 Use VEC_free to free doms vector.
1285 (move_block_to_fn): Update loop info. Remove phi nodes for virtual
1286 operands. Recompute operand caches in the new function.
1287 (move_sese_region_to_fn): Update loop info.
1288 * passes.c (init_optimization_passes): Add pass_parallelize_loops.
1289 * tree-ssa-operands.c (free_stmt_operands): New function.
1291 * doc/passes.texi: Document autoparallelization.
1292 * doc/invoke.texi (-ftree-parallelize-loops): New option.
1294 2007-09-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1297 * pa.c (function_value): Use GET_MODE_BITSIZE instead of
1300 2007-09-15 Dorit Nuzman <dorit@il.ibm.com>
1302 * tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
1303 the VEC is not NULL.
1304 (vectorizable_type_demotion, vectorizable_type_promotion): Check that
1305 get_vectype_for_scalar_type succeeded.
1306 (vectorizable_conversion): Likewise.
1308 2007-09-14 Jan Hubicka <jh@suse.cz>
1310 * config/i386/i386.md (*floatdi<mode>2_i387): Guard against
1313 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
1316 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary
1317 register when operands[2] equals operands[1].
1318 (remainderxf3): Ditto.
1320 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
1321 Nigel Stephens <nigel@mips.com>
1323 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
1324 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
1325 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to
1327 (_Unwind_ForcedUnwind): Likewise.
1328 (_Unwind_Resume): Likewise.
1329 (_Unwind_Resume_or_Rethrow): Likewise.
1330 (_Unwind_Backtrace): Likewise.
1331 (_Unwind_SjLj_RaiseException): Likewise.
1332 (_Unwind_SjLj_ForcedUnwind): Likewise.
1333 (_Unwind_SjLj_Resume): Likewise.
1334 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
1335 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
1337 (_Unwind_ForcedUnwind): Likewise.
1338 (_Unwind_Resume): Likewise.
1339 (_Unwind_Resume_or_Rethrow): Likewise.
1340 (_Unwind_Backtrace): Likewise.
1341 * unwind-compat.c (_Unwind_Backtrace): Likewise.
1342 (_Unwind_ForcedUnwind): Likewise.
1343 (_Unwind_RaiseException): Likewise.
1344 (_Unwind_Resume): Likewise.
1345 (_Unwind_Resume_or_Rethrow): Likewise.
1347 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
1348 nomips16 mode when IN_LIBGCC2 with hard float.
1350 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
1352 * config/mips/sdemtk.opt: Update to GPLv3.
1353 * config/mips/sdemtk.h: Likewise.
1355 2007-09-14 Nigel Stephens <nigel@mips.com>
1357 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
1358 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
1359 for mipsisa32-*-linux*.
1361 2007-09-14 Nigel Stephens <nigel@mips.com>
1362 David Ung <davidu@mips.com>
1363 Thiemo Seufer <ths@mips.com>
1364 Richard Sandiford <richard@codesourcery.com>
1366 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
1367 * configure.ac: Add a mipssde threading type.
1368 * configure: Regenerate.
1369 * config/mips/sdemtk.h: New file.
1370 * config/mips/t-sdemtk: Likewise.
1371 * config/mips/sdemtk.opt: Likewise.
1372 * gthr-mipssde.h: Likewise.
1373 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
1374 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
1375 (MIPS_ICACHE_SYNC): New macro, split from ...
1376 * config/mips/mips.md (clear_cache): ...here.
1377 * config/mips/mips.c (mips_save_reg_p): Check
1378 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
1379 (build_mips16_function_stub): Use targetm.strip_name_encoding.
1380 (build_mips16_call_stub): Likewise.
1382 2007-09-14 Richard Sandiford <richard@codesourcery.com>
1384 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
1386 2007-09-14 Jakub Jelinek <jakub@redhat.com>
1389 * config/ia64/ia64.c (find_gr_spill): Don't decrement
1390 current_frame_info.n_local_regs. Don't return emitted local
1392 (ia64_compute_frame_size): Improve unwind hack to put
1393 RP, PFS, FP in that order by allowing some of the registers
1394 been already emitted, as long as they are emitted to the
1397 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1399 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
1400 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
1401 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
1403 2007-09-13 Eric Christopher <echristo@apple.com>
1404 Kenneth Zadeck <zadeck@naturalbridge.com>
1406 * dse.c (find_shift_sequence): New function.
1407 (replace_read): Add case to remove read if it requires shift.
1408 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
1410 2007-09-13 Tom Tromey <tromey@redhat.com>
1412 * c-common.c (fname_as_string): Update.
1413 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
1414 (c_lex_one_token): Update. Add 'parser' argument.
1415 (c_parser_simple_asm_expr): Update.
1416 (c_parser_attributes): Update.
1417 (c_parser_asm_statement): Update.
1418 (c_parser_asm_operands): Update.
1419 (c_parser_peek_token): Update.
1420 (c_parser_peek_2nd_token): Update.
1421 * c-lex.c (c_lex_string_translate): Remove.
1422 (c_lex_return_raw_strings): Likewise.
1423 (c_lex_with_flags): Added 'lex_flags' argument.
1424 (lex_string): Added 'translate' argument.
1425 * c-pragma.h (c_lex_with_flags): Update.
1426 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
1427 (C_LEX_STRING_NO_TRANSLATE): New define.
1428 (C_LEX_RAW_STRINGS): Likewise.
1430 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
1433 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
1434 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
1435 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
1436 (bfin_init_builtins): Initialize __builtin_bfin_ones,
1437 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
1438 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
1439 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
1440 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
1441 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
1442 (bdesc_1arg): Add __builtin_bfin_ones.
1443 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
1444 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
1445 and __builtin_bfin_csqu_fr16.
1446 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
1447 (ones): New define_insn.
1448 (ssaddhi3_parts): New define_insn.
1449 (sssubhi3_parts): New define_insn.
1450 (flag_mulhi_parts): New define_insn.
1452 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
1454 * common.opt (femit-class-debug-always): Turn off by default.
1456 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
1458 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
1459 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
1461 2007-09-13 James E. Wilson <wilson@specifix.com>
1463 PR tree-optimization/33389
1464 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
1465 then set build_loads before returning.
1467 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
1468 David Ung <davidu@mips.com>
1470 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
1471 {d}addiu and a negative immediate such that it works with MIPS16
1474 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
1477 * configure.ac (ld_vers): Support Linux linker.
1478 * configure: Regenerated.
1480 2007-09-13 Richard Sandiford <richard@codesourcery.com>
1481 Sandra Loosemore <sandra@codesourcery.com>
1483 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
1484 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
1485 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
1486 nomips16 into decl attributes.
1487 (TARGET_INSERT_ATTRIBUTES): Override.
1488 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
1489 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
1490 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
1491 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
1492 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
1493 (mips_use_mips16_mode_p): Reimplement as a function that takes
1494 a decl and considers only decl attributes. If the decl is nested
1495 function, use its parent attributes.
1496 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
1497 instead of SYMBOL_REF_MIPS16_FUNC_P.
1498 (mips_set_mips16_mode): Move call to sorry here from old
1499 mips_use_mips16_mode_p.
1500 (mflip_mips16_entry): New structure.
1501 (mflip_mips16_htab): New variable.
1502 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
1503 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
1504 (mips_merge_decl_attributes): New function.
1505 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
1506 Use mips_use_mips16_mode_p.
1507 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
1508 SYMBOL_REF_MIPS16_FUNC_P.
1509 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
1511 2007-09-13 Richard Sandiford <richard@codesourcery.com>
1513 * c-parser.c (c_parser_struct_declaration): Check for a null return.
1515 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1518 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
1520 2007-09-12 Michael Meissner <michael.meissner@amd.com>
1521 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1522 Tony Linthicum <tony.linthicum@amd.com>
1524 * tree.h (function_args_iterator): New type to iterate over
1526 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
1527 function arguments providing a pointer to the argument.
1528 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
1529 function arguments providing the argument.
1530 (function_args_iter_init): Inline function to initialize
1531 function_args_iterator.
1532 (function_args_iter_cond_ptr): Inline function to return the next
1533 pointer to hold the argument.
1534 (function_args_iter_cond): Inline function to return the next
1536 (function_args_iter_cond_next): Advance the function args
1538 (stdarg_p): New function, return true if variable argument
1540 (prototype_p): New function, return true if function is
1542 (function_args_count): New function, count the number of arguments
1545 * tree.c (stdarg_p): New function, return true if variable
1547 (prototype_p): New function, return true if function is
1550 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
1551 (TARGET_ROUND): New macro for the round/ptest instructions which
1552 are shared between SSE4.1 and SSE5.
1553 (OPTION_MASK_ISA_ROUND): Ditto.
1554 (OPTION_ISA_ROUND): Ditto.
1555 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
1556 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
1558 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
1559 (-mfused-madd): New switch to give users control over whether the
1560 compiler optimizes to use the multiply/add SSE5 instructions.
1562 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
1563 m_ATHLON_K8_AMDFAM10, and change all uses.
1564 (enum pta_flags): Add PTA_SSE5.
1565 (ix86_handle_option): Turn off 3dnow if -msse5.
1566 (override_options): Add SSE5 support.
1567 (print_operand): %Y prints comparison codes for SSE5 com/pcom
1569 (ix86_expand_sse_movcc): Add SSE5 support.
1570 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
1571 vector type to the next largest size.
1572 (ix86_expand_sse5_pack): New function to use pperm to pack a
1573 vector type to the next smallest size.
1574 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
1575 (IX86_BUILTIN_FMADDSD): Ditto.
1576 (IX86_BUILTIN_FMADDPS): Ditto.
1577 (IX86_BUILTIN_FMADDPD): Ditto.
1578 (IX86_BUILTIN_FMSUBSS): Ditto.
1579 (IX86_BUILTIN_FMSUBSD): Ditto.
1580 (IX86_BUILTIN_FMSUBPS): Ditto.
1581 (IX86_BUILTIN_FMSUBPD): Ditto.
1582 (IX86_BUILTIN_FNMADDSS): Ditto.
1583 (IX86_BUILTIN_FNMADDSD): Ditto.
1584 (IX86_BUILTIN_FNMADDPS): Ditto.
1585 (IX86_BUILTIN_FNMADDPD): Ditto.
1586 (IX86_BUILTIN_FNMSUBSS): Ditto.
1587 (IX86_BUILTIN_FNMSUBSD): Ditto.
1588 (IX86_BUILTIN_FNMSUBPS): Ditto.
1589 (IX86_BUILTIN_FNMSUBPD): Ditto.
1590 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
1591 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
1592 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
1593 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
1594 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
1595 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
1596 (IX86_BUILTIN_PPERM): Ditto.
1597 (IX86_BUILTIN_PERMPS): Ditto.
1598 (IX86_BUILTIN_PERMPD): Ditto.
1599 (IX86_BUILTIN_PMACSSWW): Ditto.
1600 (IX86_BUILTIN_PMACSWW): Ditto.
1601 (IX86_BUILTIN_PMACSSWD): Ditto.
1602 (IX86_BUILTIN_PMACSWD): Ditto.
1603 (IX86_BUILTIN_PMACSSDD): Ditto.
1604 (IX86_BUILTIN_PMACSDD): Ditto.
1605 (IX86_BUILTIN_PMACSSDQL): Ditto.
1606 (IX86_BUILTIN_PMACSSDQH): Ditto.
1607 (IX86_BUILTIN_PMACSDQL): Ditto.
1608 (IX86_BUILTIN_PMACSDQH): Ditto.
1609 (IX86_BUILTIN_PMADCSSWD): Ditto.
1610 (IX86_BUILTIN_PMADCSWD): Ditto.
1611 (IX86_BUILTIN_PHADDBW): Ditto.
1612 (IX86_BUILTIN_PHADDBD): Ditto.
1613 (IX86_BUILTIN_PHADDBQ): Ditto.
1614 (IX86_BUILTIN_PHADDWD): Ditto.
1615 (IX86_BUILTIN_PHADDWQ): Ditto.
1616 (IX86_BUILTIN_PHADDDQ): Ditto.
1617 (IX86_BUILTIN_PHADDUBW): Ditto.
1618 (IX86_BUILTIN_PHADDUBD): Ditto.
1619 (IX86_BUILTIN_PHADDUBQ): Ditto.
1620 (IX86_BUILTIN_PHADDUWD): Ditto.
1621 (IX86_BUILTIN_PHADDUWQ): Ditto.
1622 (IX86_BUILTIN_PHADDUDQ): Ditto.
1623 (IX86_BUILTIN_PHSUBBW): Ditto.
1624 (IX86_BUILTIN_PHSUBWD): Ditto.
1625 (IX86_BUILTIN_PHSUBDQ): Ditto.
1626 (IX86_BUILTIN_PROTB): Ditto.
1627 (IX86_BUILTIN_PROTW): Ditto.
1628 (IX86_BUILTIN_PROTD): Ditto.
1629 (IX86_BUILTIN_PROTQ): Ditto.
1630 (IX86_BUILTIN_PROTB_IMM): Ditto.
1631 (IX86_BUILTIN_PROTW_IMM): Ditto.
1632 (IX86_BUILTIN_PROTD_IMM): Ditto.
1633 (IX86_BUILTIN_PROTQ_IMM): Ditto.
1634 (IX86_BUILTIN_PSHLB): Ditto.
1635 (IX86_BUILTIN_PSHLW): Ditto.
1636 (IX86_BUILTIN_PSHLD): Ditto.
1637 (IX86_BUILTIN_PSHLQ): Ditto.
1638 (IX86_BUILTIN_PSHAB): Ditto.
1639 (IX86_BUILTIN_PSHAW): Ditto.
1640 (IX86_BUILTIN_PSHAD): Ditto.
1641 (IX86_BUILTIN_PSHAQ): Ditto.
1642 (IX86_BUILTIN_FRCZSS): Ditto.
1643 (IX86_BUILTIN_FRCZSD): Ditto.
1644 (IX86_BUILTIN_FRCZPS): Ditto.
1645 (IX86_BUILTIN_FRCZPD): Ditto.
1646 (IX86_BUILTIN_CVTPH2PS): Ditto.
1647 (IX86_BUILTIN_CVTPS2PH): Ditto.
1648 (IX86_BUILTIN_COMEQSS): Ditto.
1649 (IX86_BUILTIN_COMNESS): Ditto.
1650 (IX86_BUILTIN_COMLTSS): Ditto.
1651 (IX86_BUILTIN_COMLESS): Ditto.
1652 (IX86_BUILTIN_COMGTSS): Ditto.
1653 (IX86_BUILTIN_COMGESS): Ditto.
1654 (IX86_BUILTIN_COMUEQSS): Ditto.
1655 (IX86_BUILTIN_COMUNESS): Ditto.
1656 (IX86_BUILTIN_COMULTSS): Ditto.
1657 (IX86_BUILTIN_COMULESS): Ditto.
1658 (IX86_BUILTIN_COMUGTSS): Ditto.
1659 (IX86_BUILTIN_COMUGESS): Ditto.
1660 (IX86_BUILTIN_COMORDSS): Ditto.
1661 (IX86_BUILTIN_COMUNORDSS): Ditto.
1662 (IX86_BUILTIN_COMFALSESS): Ditto.
1663 (IX86_BUILTIN_COMTRUESS): Ditto.
1664 (IX86_BUILTIN_COMEQSD): Ditto.
1665 (IX86_BUILTIN_COMNESD): Ditto.
1666 (IX86_BUILTIN_COMLTSD): Ditto.
1667 (IX86_BUILTIN_COMLESD): Ditto.
1668 (IX86_BUILTIN_COMGTSD): Ditto.
1669 (IX86_BUILTIN_COMGESD): Ditto.
1670 (IX86_BUILTIN_COMUEQSD): Ditto.
1671 (IX86_BUILTIN_COMUNESD): Ditto.
1672 (IX86_BUILTIN_COMULTSD): Ditto.
1673 (IX86_BUILTIN_COMULESD): Ditto.
1674 (IX86_BUILTIN_COMUGTSD): Ditto.
1675 (IX86_BUILTIN_COMUGESD): Ditto.
1676 (IX86_BUILTIN_COMORDSD): Ditto.
1677 (IX86_BUILTIN_COMUNORDSD): Ditto.
1678 (IX86_BUILTIN_COMFALSESD): Ditto.
1679 (IX86_BUILTIN_COMTRUESD): Ditto.
1680 (IX86_BUILTIN_COMEQPS): Ditto.
1681 (IX86_BUILTIN_COMNEPS): Ditto.
1682 (IX86_BUILTIN_COMLTPS): Ditto.
1683 (IX86_BUILTIN_COMLEPS): Ditto.
1684 (IX86_BUILTIN_COMGTPS): Ditto.
1685 (IX86_BUILTIN_COMGEPS): Ditto.
1686 (IX86_BUILTIN_COMUEQPS): Ditto.
1687 (IX86_BUILTIN_COMUNEPS): Ditto.
1688 (IX86_BUILTIN_COMULTPS): Ditto.
1689 (IX86_BUILTIN_COMULEPS): Ditto.
1690 (IX86_BUILTIN_COMUGTPS): Ditto.
1691 (IX86_BUILTIN_COMUGEPS): Ditto.
1692 (IX86_BUILTIN_COMORDPS): Ditto.
1693 (IX86_BUILTIN_COMUNORDPS): Ditto.
1694 (IX86_BUILTIN_COMFALSEPS): Ditto.
1695 (IX86_BUILTIN_COMTRUEPS): Ditto.
1696 (IX86_BUILTIN_COMEQPD): Ditto.
1697 (IX86_BUILTIN_COMNEPD): Ditto.
1698 (IX86_BUILTIN_COMLTPD): Ditto.
1699 (IX86_BUILTIN_COMLEPD): Ditto.
1700 (IX86_BUILTIN_COMGTPD): Ditto.
1701 (IX86_BUILTIN_COMGEPD): Ditto.
1702 (IX86_BUILTIN_COMUEQPD): Ditto.
1703 (IX86_BUILTIN_COMUNEPD): Ditto.
1704 (IX86_BUILTIN_COMULTPD): Ditto.
1705 (IX86_BUILTIN_COMULEPD): Ditto.
1706 (IX86_BUILTIN_COMUGTPD): Ditto.
1707 (IX86_BUILTIN_COMUGEPD): Ditto.
1708 (IX86_BUILTIN_COMORDPD): Ditto.
1709 (IX86_BUILTIN_COMUNORDPD): Ditto.
1710 (IX86_BUILTIN_COMFALSEPD): Ditto.
1711 (IX86_BUILTIN_COMTRUEPD): Ditto.
1712 (IX86_BUILTIN_PCOMEQUB): Ditto.
1713 (IX86_BUILTIN_PCOMNEUB): Ditto.
1714 (IX86_BUILTIN_PCOMLTUB): Ditto.
1715 (IX86_BUILTIN_PCOMLEUB): Ditto.
1716 (IX86_BUILTIN_PCOMGTUB): Ditto.
1717 (IX86_BUILTIN_PCOMGEUB): Ditto.
1718 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
1719 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
1720 (IX86_BUILTIN_PCOMEQUW): Ditto.
1721 (IX86_BUILTIN_PCOMNEUW): Ditto.
1722 (IX86_BUILTIN_PCOMLTUW): Ditto.
1723 (IX86_BUILTIN_PCOMLEUW): Ditto.
1724 (IX86_BUILTIN_PCOMGTUW): Ditto.
1725 (IX86_BUILTIN_PCOMGEUW): Ditto.
1726 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
1727 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
1728 (IX86_BUILTIN_PCOMEQUD): Ditto.
1729 (IX86_BUILTIN_PCOMNEUD): Ditto.
1730 (IX86_BUILTIN_PCOMLTUD): Ditto.
1731 (IX86_BUILTIN_PCOMLEUD): Ditto.
1732 (IX86_BUILTIN_PCOMGTUD): Ditto.
1733 (IX86_BUILTIN_PCOMGEUD): Ditto.
1734 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
1735 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
1736 (IX86_BUILTIN_PCOMEQUQ): Ditto.
1737 (IX86_BUILTIN_PCOMNEUQ): Ditto.
1738 (IX86_BUILTIN_PCOMLTUQ): Ditto.
1739 (IX86_BUILTIN_PCOMLEUQ): Ditto.
1740 (IX86_BUILTIN_PCOMGTUQ): Ditto.
1741 (IX86_BUILTIN_PCOMGEUQ): Ditto.
1742 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
1743 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
1744 (IX86_BUILTIN_PCOMEQB): Ditto.
1745 (IX86_BUILTIN_PCOMNEB): Ditto.
1746 (IX86_BUILTIN_PCOMLTB): Ditto.
1747 (IX86_BUILTIN_PCOMLEB): Ditto.
1748 (IX86_BUILTIN_PCOMGTB): Ditto.
1749 (IX86_BUILTIN_PCOMGEB): Ditto.
1750 (IX86_BUILTIN_PCOMFALSEB): Ditto.
1751 (IX86_BUILTIN_PCOMTRUEB): Ditto.
1752 (IX86_BUILTIN_PCOMEQW): Ditto.
1753 (IX86_BUILTIN_PCOMNEW): Ditto.
1754 (IX86_BUILTIN_PCOMLTW): Ditto.
1755 (IX86_BUILTIN_PCOMLEW): Ditto.
1756 (IX86_BUILTIN_PCOMGTW): Ditto.
1757 (IX86_BUILTIN_PCOMGEW): Ditto.
1758 (IX86_BUILTIN_PCOMFALSEW): Ditto.
1759 (IX86_BUILTIN_PCOMTRUEW): Ditto.
1760 (IX86_BUILTIN_PCOMEQD): Ditto.
1761 (IX86_BUILTIN_PCOMNED): Ditto.
1762 (IX86_BUILTIN_PCOMLTD): Ditto.
1763 (IX86_BUILTIN_PCOMLED): Ditto.
1764 (IX86_BUILTIN_PCOMGTD): Ditto.
1765 (IX86_BUILTIN_PCOMGED): Ditto.
1766 (IX86_BUILTIN_PCOMFALSED): Ditto.
1767 (IX86_BUILTIN_PCOMTRUED): Ditto.
1768 (IX86_BUILTIN_PCOMEQQ): Ditto.
1769 (IX86_BUILTIN_PCOMNEQ): Ditto.
1770 (IX86_BUILTIN_PCOMLTQ): Ditto.
1771 (IX86_BUILTIN_PCOMLEQ): Ditto.
1772 (IX86_BUILTIN_PCOMGTQ): Ditto.
1773 (IX86_BUILTIN_PCOMGEQ): Ditto.
1774 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
1775 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
1776 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
1777 OPTION_MASK_ISA_ROUND for instructions that are shared between
1779 (bdesc_2arg): Ditto.
1780 (bdesc_sse_3arg): Ditto.
1781 (enum multi_arg_type): New enum for describing the various SSE5
1782 intrinsic argument types.
1783 (bdesc_multi_arg): New table for SSE5 intrinsics.
1784 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
1785 (ix86_expand_multi_arg_builtin): New function for creating SSE5
1787 (ix86_expand_builtin): Add SSE5 intrinsic support.
1788 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
1789 operand instructions.
1790 (ix86_expand_sse5_multiple_memory): New function to split the
1791 second memory reference from SSE5 instructions.
1792 (type_has_variadic_args_p): Delete in favor of stdarg_p.
1793 (ix86_return_pops_args): Use stdarg_p to determine if the function
1794 has variable arguments.
1795 (ix86_setup_incoming_varargs): Ditto.
1796 (x86_this_parameter): Ditto.
1798 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
1800 (ix86_expand_sse5_pack): Ditto.
1801 (ix86_sse5_valid_op_p): Ditto.
1802 (ix86_expand_sse5_multiple_memory): Ditto.
1804 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
1805 constant for SSE5 support.
1806 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
1807 (UNSPEC_SSE5_TRUEFALSE): Ditto.
1808 (UNSPEC_SSE5_PERMUTE): Ditto.
1809 (UNSPEC_SSE5_ASHIFT): Ditto.
1810 (UNSPEC_SSE5_LSHIFT): Ditto.
1811 (UNSPEC_FRCZ): Ditto.
1812 (UNSPEC_CVTPH2PS): Ditto.
1813 (UNSPEC_CVTPS2PH): Ditto.
1814 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
1816 (COM_FALSE_S): Ditto.
1817 (COM_FALSE_P): Ditto.
1818 (COM_TRUE_S): Ditto.
1819 (COM_TRUE_P): Ditto.
1820 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
1821 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
1823 (memory attribute): Ditto.
1824 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
1825 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
1826 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
1827 (floor<mode>2): Ditto.
1828 (ceil<mode>2): Ditto.
1829 (btrunc<mode>2): Ditto.
1830 (nearbyintdf2): Ditto.
1831 (nearbyintsf2): Ditto.
1832 (sse_setccsf): Disable if SSE5.
1833 (sse_setccdf): Ditto.
1834 (sse5_setcc<mode>): New support for SSE5 conditional move.
1835 (sse5_pcmov_<mode>): Ditto.
1837 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
1839 (SSEMODEF2P): Ditto.
1840 (ssemodesuffixf4): New mode attribute for SSE5.
1841 (ssemodesuffixf2s): Ditto.
1842 (ssemodesuffixf2c): Ditto.
1843 (sserotatemax): Ditto.
1844 (ssescalarmode): Ditto.
1845 (sse_maskcmpv4sf3): Disable if SSE5.
1846 (sse_maskcmpv2df3): Ditto.
1847 (sse_vmmaskcmpv4sf3): Ditto.
1848 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
1850 (sse5_vmfmadd<mode>4): Ditto.
1851 (sse5_fmsub<mode>4): Ditto.
1852 (sse5_vmfmsub<mode>4): Ditto.
1853 (sse5_fnmadd<mode>4): Ditto.
1854 (sse5_vmfnmadd<mode>4): Ditto.
1855 (sse5_fnmsub<mode>4): Ditto.
1856 (sse5_vmfnmsub<mode>4): Ditto.
1857 (sse5i_fmadd<mode>4): Ditto.
1858 (sse5i_fmsub<mode>4): Ditto.
1859 (sse5i_fnmadd<mode>4): Ditto.
1860 (sse5i_fnmsub<mode>4): Ditto.
1861 (sse5i_vmfmadd<mode>4): Ditto.
1862 (sse5i_vmfmsub<mode>4): Ditto.
1863 (sse5i_vmfnmadd<mode>4): Ditto.
1864 (sse5i_vmfnmsub<mode>4): Ditto.
1865 (mulv16qi3): Add SSE5 support.
1867 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
1868 (sse2_mulv4si3): Disable if SSE5.
1869 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
1870 (sse4_1_roundps): Ditto.
1871 (sse4_1_roundsd): Ditto.
1872 (sse4_1_roundss): Ditto.
1873 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
1875 (sse_maskcmpsf3): Ditto.
1876 (sse_vmmaskcmpv4sf3): Ditto.
1877 (sse2_maskcmpv2df3): Ditto.
1878 (sse2_maskcmpdf3): Ditto.
1879 (sse2_vmmaskcmpv2df3): Ditto.
1880 (sse2_eq<mode>3): Ditto.
1881 (sse2_gt<mode>3): Ditto.
1882 (sse5_pcmov_<mode>): Add SSE5 support.
1883 (vec_unpacku_hi_v16qi): Ditto.
1884 (vec_unpacks_hi_v16qi): Ditto.
1885 (vec_unpacku_lo_v16qi): Ditto.
1886 (vec_unpacks_lo_v16qi): Ditto.
1887 (vec_unpacku_hi_v8hi): Ditto.
1888 (vec_unpacks_hi_v8hi): Ditto.
1889 (vec_unpacku_lo_v8hi): Ditto.
1890 (vec_unpacks_lo_v8hi): Ditto.
1891 (vec_unpacku_hi_v4si): Ditto.
1892 (vec_unpacks_hi_v4si): Ditto.
1893 (vec_unpacku_lo_v4si): Ditto.
1894 (vec_unpacks_lo_v4si): Ditto.
1895 (sse5_pmacsww): New SSE5 intrinsic insn.
1896 (sse5_pmacssww): Ditto.
1897 (sse5_pmacsdd): Ditto.
1898 (sse5_pmacssdd): Ditto.
1899 (sse5_pmacssdql): Ditto.
1900 (sse5_pmacssdqh): Ditto.
1901 (sse5_pmacsdqh): Ditto.
1902 (sse5_pmacsswd): Ditto.
1903 (sse5_pmacswd): Ditto.
1904 (sse5_pmadcsswd): Ditto.
1905 (sse5_pmadcswd): Ditto.
1906 (sse5_pcmov_<move>): Conditional move support on SSE5.
1907 (sse5_phaddbw): New SSE5 intrinsic insn.
1908 (sse5_phaddbd): Ditto.
1909 (sse5_phaddbq): Ditto.
1910 (sse5_phaddwd): Ditto.
1911 (sse5_phaddwq): Ditto.
1912 (sse5_phadddq): Ditto.
1913 (sse5_phaddubw): Ditto.
1914 (sse5_phaddubd): Ditto.
1915 (sse5_phaddubq): Ditto.
1916 (sse5_phadduwd): Ditto.
1917 (sse5_phadduwq): Ditto.
1918 (sse5_phaddudq): Ditto.
1919 (sse5_phsubbw): Ditto.
1920 (sse5_phsubwd): Ditto.
1921 (sse5_phsubdq): Ditto.
1922 (sse5_pperm): Ditto.
1923 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
1924 (sse5_pperm_zero_v16qi_v8hi): Ditto.
1925 (sse5_pperm_sign_v8hi_v4si): Ditto.
1926 (sse5_pperm_zero_v8hi_v4si): Ditto.
1927 (sse5_pperm_sign_v4si_v2di): Ditto.
1928 (sse5_pperm_sign_v4si_v2di): Ditto.
1929 (sse5_pperm_pack_v2di_v4si): Ditto.
1930 (sse5_pperm_pack_v4si_v8hi): Ditto.
1931 (sse5_pperm_pack_v8hi_v16qi): Ditto.
1932 (sse5_perm<mode>): New SSE5 intrinsic insn.
1933 (rotl<mode>3): Ditto.
1934 (sse5_rotl<mode>3): Ditto.
1935 (sse5_ashl<mode>3): Ditto.
1936 (sse5_lshl<mode>3): Ditto.
1937 (sse5_frcz<mode>2): Ditto.
1938 (sse5s_frcz<mode>2): Ditto.
1939 (sse5_cvtph2ps): Ditto.
1940 (sse5_cvtps2ph): Ditto.
1941 (sse5_vmmaskcmp<mode>3): Ditto.
1942 (sse5_com_tf<mode>3): Ditto.
1943 (sse5_maskcmp<mode>3): Ditto.
1944 (sse5_maskcmp_uns<mode>3): Ditto.
1945 (sse5_maskcmp_uns2<mode>3): Ditto.
1946 (sse5_pcom_tf<mode>3): Ditto.
1948 * config/i386/predicates.md (const_0_to_31_operand): New predicate
1950 (sse5_comparison_float_operator): New predicate to match the
1951 comparison operators supported by the SSE5 com instruction.
1952 (ix86_comparison_int_operator): New predicate to match just the
1953 signed int comparisons.
1954 (ix86_comparison_uns_operator): New predicate to match just the
1955 unsigned int comparisons.
1957 * doc/invoke.texi (-msse5): Add documentation.
1958 (-mfused-madd): Ditto.
1960 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
1962 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
1964 (x86_64-*-*): Ditto.
1966 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
1968 * config/i386/bmmintrin.h: New file, provide common x86 compiler
1969 intrinisics for SSE5.
1971 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
1974 * config/i386/mmintrin-common.h: New file, to contain common
1975 instructions between SSE4.1 and SSE5.
1977 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
1978 FOREACH_FUNCTION_ARGS to iterate over the argument list.
1979 (gen_regparm_prefix): Ditto.
1981 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
1982 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
1983 prototype_p to determine if a function is prototyped.
1985 2007-09-12 Janis Johnson <janis187@us.ibm.com>
1987 * config/dfp-bit.c (dfp_conversion_exception): New function.
1988 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
1989 (DFP_TO_INT): Ditto.
1990 (INT_TO_DFP): Ditto.
1991 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
1993 2007-09-12 Jakub Jelinek <jakub@redhat.com>
1996 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
1997 before sp restoration even when total_size is 0, but
1998 frame_pointer_needed.
2000 2007-09-12 Bob Wilson <bob.wilson@acm.org>
2002 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
2003 (xtensa_copy_incoming_a7): Use start_sequence instead of
2004 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
2005 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
2006 of the saveregs sequence.
2008 2007-09-12 Richard Sandiford <richard@codesourcery.com>
2010 * c-tree.h (grokfield): Add a "tree *" argument.
2011 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
2012 Chain nested decl attributes to it. Don't call decl_attributes here.
2013 (groktypename): Pass grokdeclarator a pointer to the attribute list.
2014 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
2015 (grokfield): Take a pointer to the decl's attributes and pass
2016 it to grokdeclarator.
2017 * c-parser.c (c_parser_struct_declaration): Update the calls to
2018 grokfield. Call decl_attributes for anonymous struct and union
2021 2007-09-12 Jan Hubicka <jh@suse.cz>
2023 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
2025 2007-09-12 Ira Rosen <irar@il.ibm.com>
2027 PR tree-optimization/32377
2028 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
2029 between positive and negative dependence distance using DDR_REVERSED_P.
2031 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
2033 PR tree-optimization/33373
2034 * tree-vect-analyze (vect_determine_vectorization_factor): Call
2035 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
2037 2007-09-12 Jan Hubicka <jh@suse.cz>
2040 * i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory): Disable
2043 2007-09-12 Christian Bruel <christian.bruel@st.com>
2045 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
2046 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
2048 2007-09-12 Ira Rosen <irar@il.ibm.com>
2050 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
2051 for oprnd1 if not required.
2052 (vectorizable_operation): Use scalar operand in SLP in case of
2053 shift with scalar argument.
2055 2007-09-12 Ira Rosen <irar@il.ibm.com>
2057 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and minimum
2060 2007-09-11 James E. Wilson <wilson@specifix.com>
2062 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
2063 TARGET_UNWIND_INFO is defined.
2064 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
2067 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
2069 * config/sh/sh.c (calc_live_regs): Use
2070 current_function_saves_all_registers instead of
2071 current_function_has_nonlocal_label.
2072 (sh_allocate_initial_value): Likewise.
2073 (sh_get_pr_initial_val): Likewise.
2074 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
2075 * config/sh/sh.md (load_ra): Likewise.
2077 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
2079 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
2082 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
2083 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
2085 2007-09-12 Sa Liu <saliu@de.ibm.com>
2087 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
2088 operands to DFmode GE or LE compares.
2090 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
2092 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
2093 REG_CLASS_NAMES): Add P0REGS.
2094 (REGNO_REG_CLASS): Return it where appropriate.
2095 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
2096 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
2097 * doc/md.texi (Blackfin family): Document 'q' constraints.
2099 2007-09-11 Steve Kenton <skenton@ou.edu>
2101 * pa/linux-unwind.h: Guard with inhibit_libc.
2102 * pa/hpux-unwind.h: Likewise.
2104 2007-09-11 David Daney <ddaney@avtrex.com>
2106 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
2107 * doc/install.texi: Document new --with-llsc and --without-llsc
2109 * config.gcc: Handle --with-llsc and --without-llsc configure options.
2110 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
2111 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
2113 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
2114 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
2115 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
2116 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
2117 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
2118 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
2119 * config/mips/mips.opt (mllsc): New option.
2120 * config/mips/mips.c (mips_llsc): Define variable.
2121 (mips_handle_option): Handle mllsc option.
2122 (override_options): Set mips_print_operand_punct for '|' and '-'.
2123 (print_operand): Add new %| and %- operand codes.
2124 * config/mips/mips.h (mips_llsc_setting): New enum type.
2125 (mips_llsc): Declare.
2126 (OPTION_DEFAULT_SPECS): Add llsc handling.
2127 (GENERATE_SYNC): New macro.
2128 (GENERATE_LL_SC): New macro.
2129 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
2130 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
2131 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
2132 in %| and %- operand codes.
2134 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
2136 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
2137 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
2139 2007-09-11 Jason Merrill <jason@redhat.com>
2142 * stor-layout.c (layout_decl): Do pack variable size fields.
2144 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
2146 * config/m68k/predicates.md (movsi_const0_operand,
2147 non_symbolic_call_operand): New predicates.
2149 * config/m68k/constraints.md (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
2151 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
2152 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
2153 CW, CZ, CS, Ap and Ac.
2155 * config/m68k/m68k.md (UNSPEC_IB): New constant.
2156 (constraints.md): New include.
2157 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
2158 opx_mem, opy_mem, op_mem, guess, split): New attributes.
2159 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
2161 (pushdi): Add split.
2162 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
2163 attributes. Split tstsi_internal_68020_cf from it.
2164 (tstsi_internal_68020_cf): New pattern.
2165 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
2166 (tst<mode>_cf): Specify attributea.
2167 (cmpsi_cf): Name pattern. Specify attributes.
2168 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
2169 (pushexthisi_const): Fix to use alternatives. Specify
2171 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
2172 from it. Fix to use alternatives. Specify attributes.
2173 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
2174 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
2176 (movsf_cf_soft): Specify attributes.
2177 (movdf_cf_soft): Add split.
2178 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
2179 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
2180 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
2181 (truncdfsf2_68881): Name pattern. Specify attributes.
2182 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
2183 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
2184 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
2186 (addsi3_5200): Fix to use alternatives. Specify attributes.
2188 (add<mode>3_cf, subdi_dishl32): Specify attributes.
2189 (subsi3): Add alternative for subq.l. Specify attributes.
2190 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
2191 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
2193 (umulhisi3): Specify attributes.
2194 (mulhisisi3_z): Name pattern. Specify attributes.
2195 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
2196 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
2197 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
2198 bsetmemqi): Specify attributes.
2199 (bsetmemqi_ext): Name pattern. Specify attributes.
2200 (bclrmemqi): Specify attributes.
2201 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
2202 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
2204 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
2205 pattern. Specify attributes.
2206 (jump): Specify attributes.
2207 (tablejump_internal): Name pattern. Specify attributes.
2208 (call_value): Split into non_symbolic_call_value,
2209 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
2210 alternatives. Specify attributes.
2211 (non_symbolic_call_value, symbolic_call_value_jsr,
2212 symbolic_call_value_bsr): New patterns.
2213 (nop, return, unlink, indirect_jump): Specify attributes.
2214 (trap): Fix condition. Specify attributes.
2217 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
2218 (override_options): Initialize it. Initialize m68k_sched_cpu.
2219 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
2220 (const_method): Make global, rename to m68k_const_method.
2221 (const_int_cost, output_move_const_into_data_reg): Update.
2222 (output_move_double): Parametrize to emit rtl code, rename to
2224 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
2225 emit_movsi): New static functions.
2226 (output_move_double): New function with semantics of old
2228 (m68k_emit_move_double): New function.
2229 (m68k_sched_cpu): New variable.
2230 (attr_op_type): New enum.
2231 (sched_guess_p): New variable.
2232 (sched_address_type, sched_operand_type, sched_attr_op_type):
2233 New static functions.
2234 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
2235 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
2236 (sched_branch_type): New static variable.
2237 (m68k_sched_branch_type): New function.
2238 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
2239 (m68k_symbolic_call_var): Declare.
2240 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
2241 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
2242 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
2243 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
2246 2007-09-11 Jakub Jelinek <jakub@redhat.com>
2248 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
2249 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
2250 error if __builtin_va_arg_pack_len () wasn't optimized out during
2252 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
2253 with the number of inline's anonymous arguments.
2254 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
2256 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
2258 * fold-const.c (extract_muldiv_1): Do not simplify
2261 2007-09-11 Jan Hubicka <jh@suse.cz>
2263 * i386.h (ix86_tune_indices): Add X86_TUNE_INTER_UNIT_CONVERSIONS.
2264 (TARGET_INTER_UNIT_CONVERSIONS): New.
2265 * i386.md (floatsi expanders): Remove redundant check for SImode
2266 source; offload to memory when asked for.
2267 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
2268 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
2270 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
2271 floatsidf2_mixed_memory, floatsidf2_sse_memory
2272 floatdisf2_mixed_memory, floatsisf2_sse_memory,
2273 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
2275 2007-09-11 Jan Hubicka <jh@suse.cz>
2277 * toplev.c (process_options): all frontends now do unit-at-a-time.
2278 * cgraphunit.c: update comments.
2279 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
2280 * c-decl.c (finish_function): use cgraph_add_new_function.
2281 * function.c (expand_function_end): We are always unit-at-a-time.
2283 2007-09-11 Richard Sandiford <richard@codesourcery.com>
2285 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
2286 settings for MIPS16.
2287 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
2289 2007-09-11 Richard Sandiford <richard@codesourcery.com>
2291 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
2292 SYMBOL_FORCE_TO_MEM constants.
2293 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
2294 (mips16_rewrite_pool_refs_info): New structure.
2295 (mips16_rewrite_pool_constant): New function, split out from...
2296 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
2297 mips16_rewrite_pool_refs_info structure rather than a pointer
2298 to a constant pool. Force force_to_mem_operands into memory.
2299 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
2300 * config/mips/predicates.md (force_to_mem_operand): New predicate.
2301 * config/mips/constraints.md (kf): New constraint.
2302 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
2303 (*movsi_mips16): Likewise.
2305 2007-09-11 Richard Sandiford <richard@codesourcery.com>
2306 Nigel Stephens <nigel@mips.com>
2307 David Ung <davidu@mips.com>
2309 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
2310 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
2311 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
2312 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
2313 (mips_zero_extend_cost): New functions.
2314 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
2315 Use the new functions. Tweak many cost estimates, both here
2316 and in the new subroutines. Return false when the cost of the
2317 operands has not been calculated. Check for *clear_upper32.
2318 Check for floating-point multiply-add, reciprocal and rsqrt
2319 patterns. Handle comparison and rotation codes.
2321 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
2323 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
2325 * config/i386/i386.c (get_dllimport_decl): Don't strip
2328 2007-09-10 Janis Johnson <janis187@us.ibm.com>
2331 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
2332 declarations to top.
2333 (DFP_TO_BFP): Use for either XFmode or TFmode.
2334 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
2336 * config/dfp-bit.h: Include float.h.
2337 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
2338 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
2339 which doesn't mean the same thing.
2340 (BFP_KIND): Use 4 to mean TFmode.
2341 (BFP_FMT): Specify the number of decimal digits based on the
2342 number of mantissa digits.
2343 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
2344 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
2345 (STR_TO_BFP): Use strtold for XFmode or TFmode.
2346 (TFtype): Define if TFmode is supported.
2347 * doc/libgcc.texi (Decimal float library routines): Document
2348 TF conversion functions.
2350 2007-09-10 Chao-ying Fu <fu@mips.com>
2352 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
2353 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
2354 (mips_emit_compare): Process fixed-point modes.
2355 (mips_pad_arg_upward): Support fixed-point types.
2356 (override_options): Allow fixed-point modes in accumulators.
2357 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
2358 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
2359 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
2360 (mips_scalar_mode_supported_p): New function to accept fixed-point
2361 modes if the width is not greater than two BITS_PER_WORD.
2362 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
2363 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
2364 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
2365 LONG_LONG_ACCUM_TYPE_SIZE): Define.
2366 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
2368 ("IMODE"): New mode attribute.
2369 (mips-fixed.md): Include.
2370 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
2372 * config/mips/mips-fixed.md: New file.
2374 2007-09-11 Ben Elliston <bje@au.ibm.com>
2376 * config/spu/spu.md: Formatting fixes.
2378 2007-09-10 Janis Johnson <janis187@us.ibm.com>
2380 * config/dfp-bit.c (dfp_unary_func): Delete.
2381 (dfp_unary_op): Delete.
2382 (dfp_binary_op): Use decFloat functions instead of decNumber
2383 functions for binary operations.
2384 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
2385 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
2387 (dfp_compare_op): Use decFloat functions insteadof decNumber
2388 functions for comparisons.
2389 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
2390 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
2392 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
2393 call to dxx_binary_op and decFloat function.
2394 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
2395 calls to dxx_binary_op and decFloat function.
2396 * config/dfp-bit.h: Include decFloat header files.
2397 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
2398 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
2399 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
2400 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
2402 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
2403 Jan Sjodin <jan.sjodin@amd.com>
2405 * tree-vect-analyze.c (vect_analyze_operations): Change
2406 comparison of loop iterations with threshold to less than
2407 or equal to instead of less than. Reduce
2408 min_scalar_loop_bound by one.
2409 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
2410 Change prologue and epilogue iterations estimate to vf/2,
2411 when unknown at compile-time. Change versioning guard
2412 cost to taken_branch_cost. If peeling for alignment is
2413 unknown at compile-time, change peel guard costs to one
2414 taken branch and one not-taken branch per peeled loop.
2415 If peeling for alignment is known but number of scalar loop
2416 iterations is unknown at compile-time, change peel guard
2417 costs to one taken branch per peeled loop. Change the cost
2418 model equation to consider vector iterations as the loop
2419 iterations less the prologue and epilogue iterations.
2420 Change outside vector cost check to less than or equal to
2421 zero instead of equal to zero.
2422 (vect_do_peeling_for_loop_bound): Reduce
2423 min_scalar_loop_bound by one.
2424 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
2425 TARG_COND_NOT_TAKEN_BRANCH_COST.
2426 * config/i386/i386.h (processor_costs): Add
2427 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
2428 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
2429 vec_align_load_cost, vect_unalign_load_cost,
2430 vec_store_cost, cond_taken_branch_cost,
2431 cond_not_taken_branch_cost.
2432 Define macros for x86 costs.
2433 * config/i386/i386.c:
2434 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
2435 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
2436 scalar_to_vec_cost, vec_align_load_cost,
2437 vect_unalign_load_cost, vec_store_cost,
2438 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
2439 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
2440 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
2441 core2_cost, generic64_cost, generic32_cost): Set to default
2443 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
2444 (x86_builtin_vectorization_cost): New.
2446 2007-09-10 Janis Johnson <janis187@us.ibm.com>
2447 Ben Elliston <bje@au.ibm.com>
2449 * dfp.c: Include decimal128Local.h;
2450 (dfp_byte_swap): Remove.
2451 (encode_decimal32, decode_decimal32): Don't handle endianness.
2452 (encode_decimal64, decode_decimal64): Ditto.
2453 (encode_decimal128, decode_decimal128): Ditto.
2454 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
2456 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
2458 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
2459 * Makefile.in (DECNUM_H): Add decimal128Local.h.
2461 2007-09-10 David Daney <ddaney@avtrex.com>
2463 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
2465 (memory_barrier): Rewrote as an insn that clobbers memory.
2467 2007-09-10 Richard Sandiford <richard@codesourcery.com>
2469 * config/mips/mips.c (mips_global_pointer): Check
2470 call_really_used_regs instead of call_used_regs.
2471 (mips_save_reg_p): Likewise. Save all call-saved registers
2472 if current_function_saves_all_registers. Fix indentation.
2473 No longer treat $18 as a special case.
2474 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
2476 2007-09-10 Richard Sandiford <richard@codesourcery.com>
2478 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
2479 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
2480 the introductory comment.
2481 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
2482 (override_options): Don't test for it.
2483 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
2484 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
2485 * config/mips/vr.h: As for config/mips/sde.h.
2487 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
2488 Revital Eres <eres@il.ibm.com>
2490 * target.h (struct gcc_target.sched): New field: sms_res_mii.
2491 (struct ddg): Define.
2492 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
2493 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
2494 * config/spu/spu.c: Include ddg.h.
2495 (TARGET_SCHED_SMS_RES_MII): Define.
2496 (spu_sms_res_mii): New function to calculate mii.
2497 * modulo-sched (res_MII): Use it.
2498 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
2500 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
2502 * config/s390/s390.c (s390_dump_pool): Create copy of constant
2503 pool entries since they might hold values that must not be shared.
2505 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
2508 * gcc/config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
2509 Use 'N' operand constraint for op2.
2510 (lshr<mode>3): Ditto.
2511 (ashl<mode>3): Ditto.
2512 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
2513 (vec_shr_<mode>): Ditto.
2514 * gcc/config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
2515 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
2517 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
2519 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
2520 Change mode macro in the last real_2expN parameter to uppercase.
2522 2007-09-10 Michael Matz <matz@suse.de>
2524 * tree-pass.h (pass_cselim): Declare new pass.
2525 * passes.c (init_optimization_passes): Link in pass_cselim.
2526 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
2527 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
2528 cond_store_replacement.
2529 (condstoretemp): New static variable.
2530 (cond_store_replacement): New function.
2531 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
2532 tree_ssa_phiopt_worker.
2533 (struct name_to_bb): New.
2534 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
2535 nt_init_block, nt_fini_block): New static functions.
2536 (seen_ssa_names, nontrap_set): New static variables.
2537 (gate_cselim, pass_cselim): Define new pass.
2538 * common.opt (ftree-cselim): New flag.
2539 * toplev.c (process_options): Set flag_tree_cselim if required.
2541 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
2543 * simplify-rtx.c (simplify_relational_operation_1): For recent
2544 canonicalization, don't recurse if op1 equals both PLUS arguments.
2546 2007-09-09 David Daney <ddaney@avtrex.com>
2548 * optabs.c (expand_sync_operation): Use plus insn if minus
2550 (expand_sync_fetch_operation): Ditto.
2552 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
2554 * i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
2556 (*floatsisf2_sse_vector): Likewise.
2558 2007-09-09 Krister Walfridsson <cato@df.lth.se>
2560 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
2562 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
2564 * config/i386/i386.h (ix86_tune_indices): Rename
2565 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
2566 (TARGET_USE_VECTOR_CONVERTS): Updated.
2567 * config/i386/i386.c: Likewise.
2569 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
2570 Nigel Stephens <nigel@mips.com>
2572 * doc/invoke.texi (Overall Options): Add .sx file extension
2573 as a synonym for .S.
2574 * cppspec.c (known_suffixes): Likewise.
2575 * gcc.c (default_compilers): Likewise.
2577 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
2580 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
2581 * simplify-rtx.c (simplify_relational_operation_1): Add the
2582 canonicalization from i386.h.
2583 * doc/md.texi (Canonicalization of Instructions): Document it.
2585 2007-09-09 Jan Hubicka <jh@suse.cz>
2586 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2588 * i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
2589 (TARGET_USE_VECTOR_CONVERTS): New.
2590 * i386.md: New post-reload splitters for converting SF to DF and DF to
2592 (floatsi* expander): Special case vector conversions.
2593 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
2594 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
2595 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
2596 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
2597 Disable when doing vector converts.
2598 (floatsi<mode>2_i387): Disable when
2599 * sse.md (vec_dupv2df): Export.
2600 * i386.c (ix86_tune_features): Enable SSE conversions.
2602 2007-09-09 Richard Guenther <rguenther@suse.de>
2604 * tree-ssa-operands.c (add_virtual_operand): Only mark
2605 stores as has_volatile_ops if alias information is not available.
2607 2007-09-09 Revital Eres <eres@il.ibm.com>
2609 * doc/contrib.texi: Add myself.
2611 2007-09-09 Ira Rosen <irar@il.ibm.com>
2613 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
2614 stmt_vinfo_set_outside_of_loop_cost): New functions.
2615 * tree-vect-transform.c (vect_get_cost_fields): Remove.
2616 (vect_model_simple_cost): Call
2617 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
2618 field instead of calling vect_get_cost_fields.
2619 (vect_model_store_cost, vect_model_load_cost): Likewise.
2621 2007-09-09 Revital Eres <eres@il.ibm.com>
2623 * config/rs6000/rs6000.c (paired_init_builtins): Add const
2624 declaration to bdesc_paired_preds variable.
2625 (paired_expand_builtin): Likewise.
2627 2007-09-09 Revital Eres <eres@il.ibm.com>
2629 * dbgcnt.def (sms_sched_loop): New counter.
2630 * modulo-sched.c: Use sms_sched_loop instead of
2631 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
2632 perform swing modulo scheduling on. Include dbgcnt.h.
2633 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
2634 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
2636 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
2638 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
2639 Substitute all uses with ...
2640 (MODEF): New mode iterator.
2642 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
2643 from pre-regalloc define_insn_and_split splitter pattern.
2644 (*fix_trunc<mode>_i387_1): Ditto.
2645 (*fistdi2_1): Ditto.
2646 (*fist<mode>2_1): Ditto.
2647 (frndintxf2_floor): Ditto.
2648 (*fist<mode>2_floor_1): Ditto.
2649 (frndintxf2_ceil): Ditto.
2650 (*fist<mode>2_ceil_1): Ditto.
2651 (frndintxf2_trunc): Ditto.
2652 (frndintxf2_mask_pm): Ditto.
2654 (prologue): Use (const_int 0) as never generated filler insn.
2656 (sibcall_epilogue): Ditto.
2657 (eh_return_si): Ditto.
2658 (eh_return_di): Ditto.
2660 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
2661 using MODEF mode iterator.
2662 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
2663 using MODEF mode iterator.
2664 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
2665 using MODEF mode iterator.
2666 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
2667 Macroize expander using MODEF mode iterator.
2669 (zero_extendsidi2): Remove operand constraints from expander.
2670 (smuldi3_highpart): Ditto.
2671 (indirect_jump): Ditto.
2674 * config/i386/sse.md (storentv4sf): Ditto.
2675 (storentv2df): Ditto.
2676 (storentv2di): Ditto.
2678 (sse2_cvtpd2ps): Ditto.
2679 (vec_interleave_highv16qi): Ditto.
2680 (vec_interleave_lowv16qi): Ditto.
2681 (vec_interleave_highv8hi): Ditto.
2682 (vec_interleave_lowv8hi): Ditto.
2683 (vec_interleave_highv4si): Ditto.
2684 (vec_interleave_lowv4si): Ditto.
2685 (vec_interleave_highv2di): Ditto.
2686 (vec_interleave_lowv2di): Ditto.
2687 (sse2_maskmovdqu): Ditto.
2688 * config/i386/mmx.md (mmx_maskmovq): Ditto.
2690 2007-09-09 Ira Rosen <irar@il.ibm.com>
2692 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
2693 (struct _slp_tree, struct _slp_instance): Define new data structures
2694 along macros for their access.
2695 (struct _loop_vec_info): Define new fields: strided_stores,
2696 slp_instances, and slp_unrolling_factor along macros for their access.
2697 (enum slp_vect_type): New.
2698 (struct _stmt_vec_info): Define new field, slp_type, and macros for
2700 (STMT_VINFO_STRIDED_ACCESS): New macro.
2701 (vect_free_slp_tree): Declare.
2702 (vectorizable_load): Add an argument of type slp_tree.
2703 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
2704 vectorizable_assignment): Likewise.
2705 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
2706 Declare (make extern).
2707 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
2708 (new_loop_vec_info): Likewise.
2709 (destroy_loop_vec_info): Free memory allocated for SLP structures.
2710 * tree-vect-analyze.c: Include recog.h.
2711 (vect_update_slp_costs_according_to_vf): New.
2712 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
2713 functions. For not pure SLP stmts with strided access check that the
2714 group size is power of 2. Update the vectorization factor according to
2715 SLP. Call vect_update_slp_costs_according_to_vf.
2716 (vect_analyze_group_access): New.
2717 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
2718 (vect_free_slp_tree): New functions.
2719 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
2720 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
2721 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
2722 vect_detect_hybrid_slp): Likewise.
2723 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
2724 and vect_detect_hybrid_slp.
2725 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
2726 SLP costs into account.
2727 (vect_get_cost_fields): New function.
2728 (vect_model_simple_cost): Make extern, add SLP parameter and handle
2730 (vect_model_store_cost, vect_model_load_cost): Likewise.
2731 (vect_get_constant_vectors): New function.
2732 (vect_get_slp_vect_defs, vect_get_slp_defs,
2733 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
2734 vect_get_vec_defs): Likewise.
2735 (vectorizable_reduction): Don't handle SLP for now.
2736 (vectorizable_call): Don't handle SLP for now. Add argument to
2737 vect_model_simple_cost.
2738 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
2739 get SLPed and vectorized defs). Fix indentation and spacing.
2740 (vectorizable_assignment): Handle SLP.
2741 (vectorizable_induction): Don't handle SLP for now.
2742 (vectorizable_operation): Likewise.
2743 (vectorizable_type_demotion): Add argument to
2744 vect_model_simple_cost.
2745 (vectorizable_type_promotion): Likewise.
2746 (vectorizable_store, vectorizable_load): Handle SLP.
2747 (vectorizable_condition): Don't handle SLP for now.
2748 (vect_transform_stmt): Add a new argument for SLP. Check that there is
2749 no SLP transformation required for unsupported cases. Add SLP
2750 argument for supported cases.
2751 (vect_remove_stores): New function.
2752 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
2753 (vect_transform_loop): Schedule SLP instances.
2754 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
2756 2007-09-09 Andrew Haley <aph@redhat.com>
2758 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the fake
2761 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
2763 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
2764 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
2765 Similar for what label_refs can go in the JUMP_TARGET field. Split
2766 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
2767 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
2768 REG_LABEL when replacing an operand with a LABEL_REF for a
2770 (subst_reloads): When replacing a LABEL_REG with a register,
2771 instead of generating a REG_LABEL note, assert that there already
2772 is one or that the label is a known target for the insn.
2773 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
2774 note, check the JUMP_LABEL field. Remove "else" after return.
2775 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
2776 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
2777 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
2778 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
2779 insns. Iterate over all notes; don't assume there's only one.
2780 * cse.c (recorded_label_ref): Adjust comment to refer to
2782 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
2783 insns, not just NONJUMP_INSN_P.
2784 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
2785 isn't a jump target.
2786 * jump.c (rebuild_jump_labels): Adjust head comment.
2787 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
2788 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
2789 (mark_all_labels): For JUMP_P insns without a target, check if the
2790 the target is noted on the previous nonjump insn.
2791 (mark_jump_label_1): New function, guts from mark_jump_label.
2792 <case IF_THEN_ELSE>: Handle first operand as a non-target when
2793 marking jump target labels.
2794 <case LABEL_REF>: Adjust for whether to generate a
2795 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
2796 For 'E' format rtl, iterate in descending element order.
2797 (delete_related_insns): Handle both REG_LABEL_TARGET and
2798 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
2799 reference count, delete and fallthrough. Move finding-next-
2800 non-deleted insn last in the function. Look at all INSN_P insns
2801 for REG_LABEL_OPERAND notes.
2802 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
2804 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
2805 JUMP_LABEL, output the INSN_UID of it.
2806 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
2807 and/or REG_LABEL_TARGET.
2808 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
2809 with jump.c copy by only adding notes for labels actually
2810 referenced in the insn.
2811 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
2812 usage count increment; handle all INSN_P trial insns.
2813 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
2815 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
2816 REG_LABEL_TARGET and REG_LABEL_OPERAND.
2817 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
2819 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
2820 JUMP_P insns and REG_LABEL_OPERAND everywhere.
2821 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
2822 on all INSN_P insns.
2823 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
2824 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
2825 REG_LABEL_OPERAND notes.
2826 * reload1.c (calculate_needs_all_insns): Adjust comments.
2827 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
2828 * config/alpha/alpha.md (split for load of an address into a
2829 four-insn sequence on Unicos/Mk): Adjust to use
2831 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
2833 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2836 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2837 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
2838 FOR_BB_INSNS_SAFE instead of for loop.
2839 * cse.c (cse_extended_basic_block): Likewise.
2840 * postreload.c (reload_cse_regs_1): New variable next. Make sure
2841 that the for loop does not invoke NEXT_INSN on a deleted insn.
2842 * function.c (instantiate_virtual_regs): Likewise.
2843 * lower-subreg.c (remove_retval_note): Likewise.
2844 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
2846 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
2848 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
2849 insn, if it's a jump.
2850 (try_redirect_by_replacing_jump): New variable jump_p. Call
2851 tablejump_p before delete_insn_chain.
2852 * reload1.c (reload): New variable next. Make sure that the for
2853 loop does not invoke NEXT_INSN on a deleted insn.
2854 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
2855 (delete_output_reload): New variable prev. Make sure the the for
2856 loops do not invoke PREV_INSN on a deleted insn.
2858 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2860 * pa/constraints.md: Remove 'X' from unused letters comment.
2862 2007-09-08 Richard Guenther <rguenther@suse.de>
2864 * tree-tailcall.c (find_tail_calls): If we don't have aliases
2865 computed check stmt_ann->references_memory instead of counting
2868 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
2870 * cse.c (fold_rtx): Use validate_unshare_change() instead of
2871 validate_change() in one more case.
2873 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
2875 PR tree-optimization/32283
2876 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
2877 estimated_loop_iterations.
2878 (determine_use_iv_cost_condition): Decrease cost of expressions
2879 used in iv elimination.
2881 2007-09-08 Richard Guenther <rguenther@suse.de>
2883 * tree-cfg.c (verify_gimple_expr): Avoid building new
2884 pointer types, use TYPE_POINTER_TO if available instead.
2886 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
2889 PR rtl-optimization/26449
2890 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
2891 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
2893 (mulv16qi3): Implement as define_insn_and_split pattern instead of
2894 define_expand. Split insn in split1 pass.
2897 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
2899 PR tree-optimization/33301
2900 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
2903 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
2905 PR tree-optimization/32183
2906 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
2908 * tree-ssa-reassoc.c: Include cfgloop.h.
2909 (is_reassociable_op): Add a loop argument and return true only
2911 (linearize_expr): Updated.
2912 (should_break_up_subtract): Likewise.
2913 (linearize_expr_tree): Likewise.
2914 (init_reassoc): Call loop_optimizer_init with
2915 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
2916 with CDI_DOMINATORS.
2917 (fini_reassoc): Call loop_optimizer_finalize.
2919 2007-09-07 Sterling Augustine <sterling@tensilica.com>
2921 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
2922 if there is no i-cache.
2924 2007-09-07 Richard Guenther <rguenther@suse.de>
2927 2007-09-06 Richard Guenther <rguenther@suse.de>
2929 PR tree-optimization/32586
2930 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
2931 folding if nothing changed.
2932 (simplify_unary_expression): New function. Do tree combining
2933 on conversion like codes.
2934 (try_to_simplify): Call it.
2936 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2939 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
2940 (__gthread_active,__gthread_start, __gthread_active_init): New.
2941 * gthr-posix95.h: Likewise.
2943 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
2945 * function.h (struct function): Rename calls_unwind_init
2946 to saves_all_registers.
2947 (current_function_saves_all_registers): Renamed from
2948 current_function_calls_unwind_init.
2949 * reload1.c (reload): Set current_function_saves_all_registers.
2950 * except.c (expand_builtin_unwind_init): Likewise.
2951 * config/m68k/m68k.c (m68k_save_reg): Use
2952 current_function_saves_all_registers to save pic register.
2954 2007-09-07 Janis Johnson <janis187@us.ibm.com>
2956 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
2957 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
2959 Reapply reverted changes:
2961 2007-09-06 Jan Hubicka <jh@suse.cz>
2963 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call
2966 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2968 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
2969 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
2971 2007-09-05 Janis Johnson <janis187@us.ibm.com>
2973 * optabs.c (expand_float): Convert unsigned integer as signed only
2974 if it provides sufficient accuracy; add mode argument to real_2expN.
2975 (expand_fix): Fix comment typos; extend binary float into mode
2976 wider than destination for converion to unsigned integer; add mode
2977 argument to real_2expN.
2978 * real.c (real_2expN): Add mode argument to special-case decimal
2980 * real.h (real_2expN): Ditto.
2981 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
2983 (fixed_from_string): Ditto.
2984 (fixed_to_decimal): Ditto.
2985 (fixed_convert_from_real): Ditto.
2986 (real_convert_from_fixed): Ditto.
2987 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
2988 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
2989 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
2990 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
2992 2007-09-07 Diego Novillo <dnovillo@google.com>
2994 * tree-flow.h (const_block_stmt_iterator): Remove.
2995 Update all users to use block_stmt_iterator.
2996 * tree-iterator.h (const_tree_stmt_iterator): Remove.
2997 Update all users to use tree_stmt_iterator.
2999 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
3001 * config/mips/mips.c (mips_set_current_function): Temporarily
3002 make this a no-op to fix bootstrap errors, pending rewrite.
3004 2007-09-07 Jan Hubicka <jh@suse.cz>
3006 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
3009 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
3011 PR tree-optimization/33299
3012 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
3013 uses for all relevant loop-exit phis, not just the first.
3015 2007-09-07 Richard Guenther <rguenther@suse.de>
3018 * tree-ssa-operands.c (access_can_touch_variable): An access
3019 of the form (*p)[0] can touch a variable of same size.
3021 2007-09-07 Jan Hubicka <jh@suse.cz>
3023 * passes.c (init_optimization_passes): Add simple dce and addressable
3025 * tree-ssa.c (execute_update_addresses_taken): New function.
3026 (pass_update_address_taken): New.
3027 * tree-ssa-dse.c (execute_simple_dse): New function.
3028 (pass_simple_dse): New.
3029 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
3031 2007-09-07 Tobias Burnus <burnus@net-b.de>
3034 * doc/invoke.texi: Fix -Wstrict-overflow= table.
3036 2007-09-07 Richard Guenther <rguenther@suse.de>
3039 2007-09-06 Richard Guenther <rguenther@suse.de>
3041 PR tree-optimization/32586
3042 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
3043 folding if nothing changed.
3044 (simplify_unary_expression): New function. Do tree combining
3045 on conversion like codes.
3046 (try_to_simplify): Call it.
3048 2007-09-07 Richard Guenther <rguenther@suse.de>
3049 Uros Bizjak <ubizjak@gmail.com>
3051 PR tree-optimization/32821
3052 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
3053 NULL in the call to set_bb_stmt_list.
3055 2007-09-07 Richard Sandiford <richard@codesourcery.com>
3057 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
3058 float calls here, rather than leaving some to the caller.
3059 Use call_internal_direct and call_value_internal_direct.
3060 * config/mips/mips.md (call_internal_direct): New pattern.
3061 (call_value_internal_direct): Likewise.
3063 2007-09-07 Richard Sandiford <richard@codesourcery.com>
3065 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
3066 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
3068 (override_options): Set mips_base_move_loop_invariants.
3070 2007-09-07 Richard Sandiford <richard@codesourcery.com>
3072 * config/mips/mips.opt (mcode-readable=): Move to keep list
3075 2007-09-07 Richard Sandiford <richard@codesourcery.com>
3077 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
3078 and -mgpopt options. Adjust the -G documentation to match.
3079 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
3080 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
3081 function, split out from mips_classify_symbol. Return false for
3082 !TARGET_LOCAL_SDATA.
3083 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
3084 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
3085 (override_options): Check whether the -mgpopt setting is consistent
3086 with the other flags.
3087 (symbolic_expression_p): Delete.
3088 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
3089 and default_elf_select_rtx_section.
3090 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
3091 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
3092 external data and TARGET_EXTERN_SDATA.
3094 2007-09-07 Tobias Burnus <burnus@net-b.de>
3097 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
3099 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3101 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
3102 FOR_BB_INSNS_SAFE instead of for loop.
3103 * cse.c (cse_extended_basic_block): Likewise.
3104 * postreload.c (reload_cse_regs_1): New variable next. Make sure
3105 that the for loop does not invoke NEXT_INSN on a deleted insn.
3106 * function.c (instantiate_virtual_regs): Likewise.
3107 * lower-subreg.c (remove_retval_note): Likewise.
3108 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
3110 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
3112 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
3113 insn, if it's a jump.
3114 (try_redirect_by_replacing_jump): New variable jump_p. Call
3115 tablejump_p before delete_insn_chain.
3116 * reload1.c (reload): New variable next. Make sure that the for
3117 loop does not invoke NEXT_INSN on a deleted insn.
3118 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
3119 (delete_output_reload): New variable prev. Make sure the the for
3120 loops do not invoke PREV_INSN on a deleted insn.
3122 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
3124 * cgraphbuild.c (rebuild_cgraph_edges): Export.
3125 * cgraph.h (rebuild_cgraph_edges): Declare.
3126 * tree-pass.h (pass_expand_omp_ssa): New.
3127 * omp-low.c (find_omp_clause): Export.
3128 (copy_var_decl): Split from omp_copy_decl_2.
3129 (build_omp_barrier): Return the call to emit instead of emitting
3131 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
3133 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
3134 expand_omp_for_generic, expand_omp_for_static_nochunk,
3135 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
3136 Adapted to work on SSA form.
3137 (execute_expand_omp): Do not invalidate dominance information.
3138 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
3139 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
3140 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
3142 (force_gimple_operand): Allow gimplifying code expressions without
3144 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
3145 * common.opt (fopenmp-ssa): New.
3146 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
3147 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
3148 * tree-cfg.c: Include tree-inline.h.
3149 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
3150 (replace_by_duplicate_decl, replace_ssa_name,
3151 mark_virtual_ops_in_region): New functions.
3152 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
3153 to work on SSA form.
3154 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
3155 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
3158 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3160 * tree-loop-linear.c: Include obstack.h.
3161 (linear_transform_loops): New obstack lambda_obstack.
3162 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
3163 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
3164 and free afterwards.
3165 * lambda.h (struct obstack): New forward declaration.
3166 (lambda_linear_expression_new): New parameter of type struct
3168 (lambda_loopnest_new): Likewise.
3169 (lambda_loopnest_transform): Likewise.
3170 (lambda_body_vector_new): Likewise.
3171 (lambda_body_vector_compute_new): Likewise.
3172 (gcc_loopnest_to_lambda_loopnest): Likewise.
3173 (lambda_loopnest_to_gcc_loopnest): Likewise.
3174 * lambda-code.c: Include obstack.h.
3175 (lambda_lattice_new): New parameter lambda_obstack. Use it for
3177 (lambda_body_vector_new): Likewise.
3178 (lambda_linear_expression_new): Likewise.
3179 (lambda_lattice_new): Likewise.
3180 (lambda_loopnest_new): Likewise. Additionally use obstack to
3181 allocate LN_LOOPS(ret).
3182 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
3183 it to lambda_lattice_new.
3184 (lambda_body_vector_compute_new): New parameter lambda_obstack.
3185 Pass it to lambda_body_vector_new.
3186 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
3187 it to lambda_lattice_new.
3188 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
3189 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
3190 (lambda_compute_target_space): Likewise.
3191 (lambda_compute_auxillary_space): New parameter lambda_obstack.
3192 Pass it to lambda_lattice_compute_base and
3193 compute_nest_using_fourieer_motzkin.
3194 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
3195 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
3196 and lambda_lattice_compute_target_space.
3197 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
3198 Pass it to lambda_linear_expression_new.
3199 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
3200 to gcc_tree_to_linear_expression.
3201 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
3202 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
3203 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
3204 Pass it to lambda_body_vector_new and
3205 lambda_body_vector_compute_new.
3206 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
3207 (lambda-code.o): Likewise.
3209 2007-09-06 Chao-ying Fu <fu@mips.com>
3211 * ginclude/stdfix.h: New file.
3212 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
3213 (convert.o): Add dependence on fixed-value.h.
3214 * c-convert.c (convert): Support FIXED_POINT_TYPE.
3215 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
3216 to define fixed-point constants.
3217 (c_cpp_builtins): Define fixed-point constants.
3218 * convert.c (fixed-value.h): New include.
3219 (convert_to_real): Update comment to include fixed-point.
3220 Support FIXED_POINT_TYPE.
3221 (convert_to_integer): Update comment to include fixed-point.
3222 Support FIXED_POINT_TYPE.
3223 (convert_to_complex): Support FIXED_POINT_TYPE.
3224 (convert_to_fixed): New function.
3225 * convert.h (convert_to_fixed): Declare.
3226 * genopinit.c: Add comment about $Q for only fixed-point modes.
3227 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
3228 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
3229 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
3230 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
3231 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
3232 usneg_optab for fixed-point modes.
3233 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
3235 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
3236 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
3237 unsigned saturation optabs, when type is saturating.
3238 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
3239 (expand_fixed_convert): New function.
3240 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
3241 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
3242 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
3243 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
3244 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
3245 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
3247 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
3248 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
3249 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
3250 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
3251 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
3253 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
3254 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
3255 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
3256 fractuns, satfractuns.
3257 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
3258 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
3259 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
3260 OTI_ssmsub_widen, OTI_usmsub_widen.
3261 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
3262 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
3263 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
3264 umsub_widen_optab, usmsub_widen_optab): Define.
3265 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
3267 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
3269 (expand_fixed_convert): Declare.
3270 * expr.c (convert_move): Support the move of fixed-point modes.
3271 (emit_move_insn_1): Handle fixed-point mode to move via integer.
3272 (categorize_ctor_elements_1): Handle FIXED_CST.
3273 (count_type_elements): Handle FIXED_POINT_TYPE.
3274 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
3275 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
3277 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
3278 multiply and add/subtract for fixed-point types.
3279 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
3280 mode, we jump to binop directly.
3281 Support FIXED_CONVERT_EXPR.
3282 (do_store_flag): Check FIXED_CST to put a constant second.
3283 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
3284 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
3285 (const_vector_from_tree): Support FIXED_CST.
3286 * doc/extend.texi (Fixed-Point): New node.
3287 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
3288 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
3289 satfract, fractuns, satfractuns): Document them.
3291 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
3293 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
3294 addresses into I registers.
3296 2007-09-06 Jan Hubicka <jh@suse.cz>
3297 Andreas Tobler <a.tobler@schweiz.org>
3299 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
3301 (machopic_legitimize_pic_address): Likewise.
3303 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3304 Jan Hubicka <jh@suse.cz>
3306 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
3307 instead of ufloat_optab->handlers directly.
3308 (floatdidf2): Likewise.
3310 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
3312 * config/mips/mips.c: Include diagnostic.h.
3313 (mips_set_current_function): Check errorcount and sorrycount
3314 before generating RTL.
3316 2007-09-06 Richard Sandiford <richard@codesourcery.com>
3319 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
3320 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
3321 (print_operand_reloc): Likewise.
3323 2007-09-06 Janis Johnson <janis187@us.ibm.com>
3327 2007-09-06 Jan Hubicka <jh@suse.cz>
3329 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
3332 2007-09-06 Richard Sandiford <richard@codesourcery.com>
3334 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
3335 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
3337 2007-09-05 Janis Johnson <janis187@us.ibm.com>
3339 * optabs.c (expand_float): Convert unsigned integer as signed only
3340 if it provides sufficient accuracy; add mode argument to real_2expN.
3341 (expand_fix): Fix comment typos; extend binary float into mode
3342 wider than destination for converion to unsigned integer; add mode
3343 argument to real_2expN.
3344 * real.c (real_2expN): Add mode argument to special-case decimal
3346 * real.h (real_2expN): Ditto.
3347 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
3349 (fixed_from_string): Ditto.
3350 (fixed_to_decimal): Ditto.
3351 (fixed_convert_from_real): Ditto.
3352 (real_convert_from_fixed): Ditto.
3353 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
3354 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
3355 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
3356 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
3358 2007-09-06 Tom Tromey <tromey@redhat.com>
3360 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
3361 * c-pch.c (c_common_read_pch): Restore current location after
3363 * tree.c (expand_location): Update.
3364 (expr_filename): Changed return type. Unified the two cases.
3365 (expr_lineno): Likewise.
3366 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
3368 * toplev.c (line_table): Changed type.
3369 (general_init): Update.
3370 (realloc_for_line_map): New function.
3371 (general_init): Allocate line_table using GC.
3372 * fix-header.c (line_table): Changed type.
3373 (read_scan_file): Update.
3374 (read_scan_file): Update.
3375 * c-ppoutput.c (maybe_print_line): Update.
3376 (print_line): Update.
3377 (cb_line_change): Update.
3378 (cb_define): Update.
3379 (pp_file_change): Update.
3380 * c-opts.c (c_common_init_options): Update.
3381 (finish_options): Update.
3382 (push_command_line_include): Update.
3383 * c-lex.c (cb_line_change): Update.
3384 (cb_def_pragma): Update.
3385 (cb_define): Update.
3387 (c_lex_with_flags): Use cpp_get_token_with_location.
3388 * input.h (line_table): Changed type.
3389 (location_from_locus): New macro.
3390 * tree.h (EXPR_FILENAME): No longer an lvalue.
3391 (EXPR_LINENO): Likewise.
3392 (expr_locus, set_expr_locus): Declare separately for
3393 USE_MAPPED_LOCATION.
3394 (expr_filename, expr_lineno): Changed return type.
3395 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
3396 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
3397 (expand_gimple_basic_block): Likewise.
3398 * final.c (final_scan_insn): Use expanded_location.
3400 2007-09-06 Richard Guenther <rguenther@suse.de>
3402 PR tree-optimization/32586
3403 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
3404 folding if nothing changed.
3405 (simplify_unary_expression): New function. Do tree combining
3406 on conversion like codes.
3407 (try_to_simplify): Call it.
3408 * builtins.c (fold_builtin_cexp): Fold the built expressions.
3409 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
3411 2007-09-06 Jan Hubicka <jh@suse.cz>
3414 * cse.c (fold_rtx): Avoid invalid sharing.
3416 2007-09-06 Richard Sandiford <richard@codesourcery.com>
3418 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
3419 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
3421 2007-09-06 Revital Eres <eres@il.ibm.com>
3423 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
3424 Fix offsettable memory reference for 750CL.
3426 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
3428 * reload.c (find_reloads_address_1): Try to preserve original
3429 base/index regclass of operands.
3430 * regrename.c (scan_rtx_address): Likewise.
3431 (replace_oldest_value_addr): Likewise.
3433 2007-09-06 Richard Guenther <rguenther@suse.de>
3435 PR tree-optimization/33302
3436 * domwalk.c (walk_dominator_tree): The exit block is
3437 interesting even if it is not reachable.
3439 2007-09-06 Richard Sandiford <richard@codesourcery.com>
3442 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
3444 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
3446 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
3449 2007-09-05 Ian Lance Taylor <iant@google.com>
3451 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
3453 (dump_generic_node): Likewise.
3454 * print-rtl.c (print_decl_name): Likewise.
3455 * print-tree.c (print_node_brief): Likewise.
3456 (print_node): Likewise.
3457 * Makefile.in (RTL_BASE_H): Add alias.h.
3460 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
3462 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
3464 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
3465 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
3467 2007-09-06 Jie Zhang <jie.zhang@analog.com>
3469 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
3470 (tm_defines): Define UCLIBC_DEFAULT to 1.
3471 (extra_options): Add linux.opt.
3472 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
3473 (CRT_CALL_STATIC_FUNCTION): Likewise.
3474 (NO_IMPLICIT_EXTERN_C): Likewise.
3475 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
3476 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
3477 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
3478 (ENDFILE_SPEC): Don't define.
3479 (LIB_SPEC): Likewise.
3480 (CRT_CALL_STATIC_FUNCTION): Likewise.
3481 (NO_IMPLICIT_EXTERN_C): Likewise.
3482 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
3483 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
3485 2007-09-06 Jan Hubicka <jh@suse.cz>
3487 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
3490 2007-09-06 Jan Hubicka <jh@suse.cz>
3492 * opts.c (common_handle_option): Enable inlining functions for
3495 2007-09-06 Jakub Jelinek <jakub@redhat.com>
3497 * builtin-attrs.def (ATTR_NONNULL_3): New.
3498 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
3499 ATTR_NOTHROW_NONNULL_##FA.
3500 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
3501 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
3502 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
3503 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
3504 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
3505 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
3506 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
3508 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
3509 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
3510 ATTR_FORMAT_NOTHROW_3_4): Remove.
3511 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
3512 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
3513 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
3514 instead of ATTR_FORMAT_*_*.
3516 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
3518 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
3519 parts re-used for REG_FRAME_RELATED_EXPR.
3521 2007-09-05 Janis Johnson <janis187@us.ibm.com>
3523 * optabs.c (expand_float): Convert unsigned integer as signed only
3524 if it provides sufficient accuracy; add mode argument to real_2expN.
3525 (expand_fix): Fix comment typos; extend binary float into mode
3526 wider than destination for converion to unsigned integer; add mode
3527 argument to real_2expN.
3528 * real.c (real_2expN): Add mode argument to special-case decimal
3530 * real.h (real_2expN): Ditto.
3531 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
3533 (fixed_from_string): Ditto.
3534 (fixed_to_decimal): Ditto.
3535 (fixed_convert_from_real): Ditto.
3536 (real_convert_from_fixed): Ditto.
3537 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
3538 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
3539 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
3540 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
3542 2007-09-05 Ian Lance Taylor <iant@google.com>
3544 * init-regs.c (initialize_uninitialized_regs): Call
3545 emit_insn_before rather than add_insn_before.
3547 2007-09-05 Jakub Jelinek <jakub@redhat.com>
3549 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
3550 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
3551 * tree-inline.h (copy_body_data): Add call_expr field.
3552 * tree-inline.c (expand_call_inline): Initialize call_expr.
3553 (copy_bb): Append anonymous inline fn arguments to arguments
3554 when inlining a CALL_EXPR_VA_ARG_PACK call.
3555 * builtins.c (expand_builtin): Issue an error if
3556 BUILT_IN_VA_ARG_PACK is seen during expand.
3557 (fold_call_expr, fold_builtin_call_array): Don't fold
3558 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
3559 __builtin_va_arg_pack () call as last argument.
3560 * gimplify.c (gimplify_call_expr): If last argument to a vararg
3561 function is __builtin_va_arg_pack (), decrease number of call
3562 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
3563 * expr.c (expand_expr_real_1): Issue an error if
3564 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
3565 * tree-pretty-print.c (dump_generic_node): Handle printing
3566 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
3567 * doc/extend.texi (__builtin_va_arg_pack): Document.
3569 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
3571 PR tree-optimization/21513
3572 * builtins.c (build_builtin_expect_predicate): New function.
3573 (fold_builtin_expect): Add argument for expected value.
3574 Distribute __builtin_expect over short-circuiting operations.
3575 Fold nested builtin_expects.
3576 (fold_builtin_2): Adjust call to fold_builtin_expect.
3578 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
3581 PR tree-optimization/13756
3582 * doc/invoke.texi (Options That Control Optimization): Document
3585 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
3587 * gcc/config/i386/cpuid.h: New file.
3588 * gcc/config/i386/driver-i386.c: Include cpuid.h.
3589 (describe_cache): Shrink size and line strings to 100 bytes.
3590 (detect_caches_amd): Return "" for unsupported max_ext_level.
3591 Use __cpuid function.
3592 (detect_caches_intel): Return "" for unsupported max_level.
3593 Use __cpuid function.
3594 (host_detect_local_cpu): Change feature flag variables to
3595 unsigned int. Initialize only extended feature flag variables.
3596 Use __get_cpuid_max to determine max supported cpuid level.
3597 Use __cpuid function to determine supported features. Fix
3598 calculation of family id. Remove is_amd and check signature
3599 directly. Check for Geode signature. Handle family 4 id.
3600 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
3601 cpu discovery code to lower part of the function.
3602 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
3603 for sub-architecture.
3604 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
3605 [PROCESSOR_K8]: Add k8-sse3 architecture.
3606 [PROCESSOR_NOCONA]: Remove.
3607 [PROCESSOR_GENERIC64]: Ditto.
3608 * gcc/config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
3609 * gcc/config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
3610 to check for SSE and FXSAVE support.
3611 * gcc/config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
3612 Add -minline-all-stringops.
3613 * gcc/config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
3614 (x86_64-*-*): Ditto.
3616 2007-09-05 Jie Zhang <jie.zhang@analog.com>
3618 * config/bfin/linux-unwind.h: New file.
3619 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
3620 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
3622 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3624 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
3625 * stmt.c: Include alloc-pool.h.
3626 (struct case_node): Remove GTY marker.
3627 (add_case_node): New parameter case_node_pool. Use it for
3629 (expand_case): New allocation pool case_node_pool. Initialize it,
3630 pass to add_case_node and free it.
3632 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
3633 David Ung <davidu@mips.com>
3634 Nigel Stephens <nigel@mips.com>
3636 Add mips16/nomips16 function attributes and -mflip-mips16 option
3637 for testing mixed-mode compilation.
3639 * config/mips/mips.opt (mflip-mips16): New.
3641 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
3642 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
3644 * config/mips/mips.c (mips_base_target_flags): New.
3645 (mips_base_mips16): New.
3646 (mips_base_schedule_insns): New.
3647 (mips_base_reorder_blocks_and_partition): New.
3648 (mips_base_align_loops): New.
3649 (mips_base_align_jumps): New.
3650 (mips_base_align_functions): New.
3651 (mips16_flipper): New.
3652 (mips_attribute_table): Add "mips16" and "nomips16" entries.
3653 (TARGET_SET_CURRENT_FUNCTION): Define.
3654 (mips_mips16_type_p, mips_nomips16_type_p): New.
3655 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
3656 (mips_function_ok_for_sibcall): Make it deal with functions with
3658 (mips_init_split_addresses): New, split out from override_options.
3659 (mips_init_relocs): New, split out from override_options.
3660 (was_mips16_p): New.
3661 (mips_set_mips16_mode): New, split out from override_options.
3662 (mips_set_current_function): New.
3663 (override_options): Add sorry for unsupported mips16/pic
3664 combination. Remove error for mips16/dsp combination. Save
3665 base option settings.
3666 (mips_file_start): Move mips16 mode setting output from here....
3667 (mips_output_function_prologue): ....to here.
3668 (mips_output_mi_thunk): Check for mips16 function.
3669 (build_mips16_function_stub): Don't set .mips16 here.
3670 (build_mips16_call_stub): Likewise.
3671 (mips_expand_builtin): Error in mips16 mode.
3672 (mips_use_mips16_mode_p): New.
3673 (mips_encode_section_info): Check for mips16 function, and set
3674 SYMBOL_REF_FLAGS accordingly.
3676 * doc/extend.texi (Function Attributes): Document new
3677 mips16/nomips16 attributes.
3678 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
3679 (MIPS Options): Document -mflip-mips16.
3681 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
3683 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
3684 if we encounter TLS address in MIPS16 mode.
3685 (mips_legitimize_const_move): Check cannot_force_const_mem for
3686 the (const (plus symbol offset)) case; this forces invalid TLS
3687 address in MIPS16 mode to be caught by the above call to sorry.
3688 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
3689 because that now enables emutls, which is not ABI compatible
3690 with native TLS in non-MIPS16 mode.
3692 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
3694 Add target hook invoked when cfun changes.
3696 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
3697 * target.h (struct gcc_target): Add set_current_function.
3698 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
3699 (TARGET_INITIALIZER): Add initializer for set_current_function.
3700 * tree.h (push_struct_function): New.
3701 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
3703 (set_cfun): Declare.
3704 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
3706 (push_function_context_to): Use allocate_struct_function
3707 to create null context, not init_dummy_function_start. Use set_cfun.
3708 (pop_function_context_from): Use set_cfun.
3709 (in_dummy_function): New.
3710 (invoke_set_current_function_hook): New.
3712 (push_cfun, pop_cfun): Use set_cfun.
3713 (push_struct_function): New.
3714 (allocate_struct_function): Call invoke_set_current_function_hook
3716 (prepare_function_start): Don't set cfun here. Remove unused
3717 argument; fix all callers.
3718 (init_dummy_function_start): Fiddle with in_dummy_function. Call
3719 push_struct_function.
3720 (init_function_start): Set cfun here.
3721 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
3722 * omp-low.c (create_omp_child_function): Use push_struct_function
3723 and pop_cfun to save/restore state.
3724 (expand_omp_parallel): Remove unused saved_cfun variable.
3725 * cgraphunit.c (ipa_passes): Use set_cfun.
3726 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
3727 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
3728 * matrix-reorg.c (transform_allocation_sites): Likewise.
3729 (matrix_reorg): Use set_cfun.
3730 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
3731 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
3732 assignment to cfun; use set_cfun for the other.
3733 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
3734 (dump_function_to_file): Use push_cfun/pop_cfun here.
3735 * c-decl.c (finish_function): Use set_cfun.
3737 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
3739 * regrename.c (rerename_optimize): Use deferred rescanning and
3740 insert explicit calls to rescan insns when changed.
3742 2007-09-05 Jan Hubicka <jh@suse.cz>
3744 * optabs.c (libfunc_entry): Change optab to integer.
3745 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
3746 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
3747 of pointers for hashing.
3749 2007-09-05 Jan Hubicka <jh@suse.cz>
3751 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
3753 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
3754 * see.c (pass_see): Likewise.
3755 * tracer.c (pass_tracer): Likewise.
3756 * postreload-gcse.c (pass_gcse2): Likewise.
3757 * postreload.c (pass_postreload_cse): Likewise.
3758 * mode-switching.c (pass_mode_switching): Likewise.
3759 * modulo-sched.c (pass_sms): Likewise.
3760 * cse.c (cse_insn): Likewise.
3761 * web.c (pass_web): Likweise.
3762 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
3763 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
3764 * loop-init.c (pass_rtl_loop_init): Likewise.
3765 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
3766 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
3767 * global.c (pass_global_alloc): Likewise.
3768 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
3769 pass_if_after_reload): Likewise.
3770 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
3771 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
3772 * regmove.c (pass_regmove): Likewise.
3773 * function.c (pass_thread_prologugues_epilogues): Likewise.
3774 * gcse.c (pass_gcse): Likewise.
3775 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
3776 * lower-subreg.c (pass_lower_subreg2): Likewise.
3777 * bt-load.c (pass_branch_target_load): Likewise.
3778 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
3779 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
3780 * combine.c (pass_combine): Likewise.
3781 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
3782 (pass_partition_blocks): Likewise.
3783 * var-tracking.c (pass_variable_track): Likewise.
3784 * reg-stack.c (pass_stack_regs_run): Likewise.
3785 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
3786 * passes.c (pass_postreload): Likewise.
3787 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
3788 * tree-pass.h (TODO_verify_rtl_sharing): New.
3789 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
3790 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
3791 TODO_set_props, TODO_df_finish, TODO_df_verify,
3792 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
3794 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3796 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
3797 fold_real_zero_addition_p, reorder_operands_p,
3798 div_if_zero_remainder, fold_undefer_overflow_warnings,
3799 int_binop_types_match_p, fold_convert_const_int_from_int,
3800 fold_convert_const_int_from_real,
3801 fold_convert_const_int_from_fixed,
3802 fold_convert_const_real_from_real,
3803 fold_convert_const_real_from_fixed,
3804 fold_convert_const_fixed_from_fixed,
3805 fold_convert_const_fixed_from_int,
3806 fold_convert_const_fixed_from_real, maybe_lvalue_p,
3807 fold_checksum_tree, fold_check_failed, print_fold_checksum,
3808 debug_fold_checksum, multiple_of_p): Constify.
3809 * tree-flow-inline.h (get_lineno): Likewise.
3810 * tree-flow.h (get_lineno): Likewise.
3811 * tree-object-size.c (compute_object_offset, addr_object_size,
3812 alloc_object_size, pass_through_call): Likewise.
3813 * tree-pretty-print.c (op_symbol, print_call_name,
3814 print_struct_decl, do_niy): Likewise.
3815 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
3816 debug_fold_checksum): Likewise.
3818 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
3821 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
3822 note, remove the associated REG_RETVAL note.
3824 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
3826 * config.gcc (powerpc*-*-*): Install
3827 spu2vmx.h, vec_types.h, and si2vmx.h headers.
3828 * config/rs6000/spu2vmx.h: New header.
3829 * config/rs6000/si2vmx.h: New header.
3830 * config/rs6000/vec_types.h: New header.
3832 2007-09-05 Ben Elliston <bje@au.ibm.com>
3834 * varasm.c (initializer_constant_valid_p): Fix comment typo.
3836 2007-09-05 Ben Elliston <bje@au.ibm.com>
3838 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
3840 (__stdcx): Make asm volatile.
3841 (__stwcx, __stdcx): Return only 0 or 1.
3843 2007-09-05 Jan Hubicka <jh@suse.cz>
3847 2007-09-04 Jan Hubicka <jh@suse.cz>
3848 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
3850 2007-09-04 Richard Guenther <rguenther@suse.de>
3851 * tree-ssa-operands.c (add_virtual_operand): Only mark
3852 stores as has_volatile_ops if alias information is not available.
3854 2007-09-05 Jakub Jelinek <jakub@redhat.com>
3856 * config/rs6000/tramp.asm: Include config.h.
3857 Check __PIC__ or __pic__ macro instead of SHARED.
3859 PR rtl-optimization/32300
3860 * see.c (see_copy_insn): New function.
3861 (see_def_extension_not_merged, see_merge_one_use_extension,
3862 see_merge_one_def_extension): Use it. Avoid changing
3863 PREV_INSN/NEXT_INSN chains directly, insted emit insns
3864 into sequences. Call df_insn_delete on temporary insns
3865 that won't be emitted into the insn stream.
3866 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
3867 and run df_process_deferred_rescans () before run_fast_dce.
3869 PR tree-optimization/33017
3870 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
3871 recurse for pure or const function calls.
3873 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3875 * c-format.c: Include alloc-pool.h.
3876 (check_format_info_main): New argument fwt_alloc. Use allocation
3877 pool instead of GC. Remove GC deallocation code.
3878 (check_format_arg): Create allocation pool, pass it to
3879 check_format_info_main and free it afterwards.
3880 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
3882 2007-09-05 Ben Elliston <bje@au.ibm.com>
3884 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
3885 Rename count macro arugment for clarity.
3886 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
3887 (__protected_stream_set): Likewise, pass 0.
3889 2007-09-04 Jan Hubicka <jh@suse.cz>
3891 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
3893 2007-09-04 Jan Hubicka <jh@suse.cz>
3895 * invoke.texi (-finline-small-functions): Document.
3896 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
3897 when deciding what is inlinable.
3898 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
3899 (cgraph_decide_inlining_of_small_function): Handle new flags.
3900 (cgraph_decide_inlining_incrementally): Likewise.
3901 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
3902 * common.opt (finline-small-functions): New.
3903 * Makefile.in (build/gengtype.o-warn): Work around PR29478
3905 2007-09-04 Richard Guenther <rguenther@suse.de>
3907 * tree-ssa-operands.c (add_virtual_operand): Only mark
3908 stores as has_volatile_ops if alias information is not available.
3910 2007-09-04 Andrew Haley <aph@redhat.com>
3912 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
3914 2007-09-04 Andrew Haley <aph@redhat.com>
3916 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
3917 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
3918 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
3920 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
3923 * common.opt: Mention ABI version 2 in comment.
3925 2007-09-04 Jan Hubicka <jh@suse.cz>
3927 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
3928 (libfunc_entry): New structure.
3929 (libfunc_hash): New hashtable.
3930 (hash_libfunc): New function.
3931 (eq_libfunc): New function.
3932 (convert_optab_libfunc): New function.
3933 (optab_libfunc): New function.
3934 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
3935 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
3936 expand_float, expand_fix, new_optab, new_convert_optab):
3937 Update for new libfunc API.
3938 (init_libfunc, init_integral_libfuncs,
3939 init_floating_libfuncs, init_interclass_conv_libfuncs
3940 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
3941 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
3942 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
3943 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
3944 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
3945 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
3946 gen_extend_conv_libfunc): New.
3947 (init_one_libfunc): Revamp for hashtables.
3948 (set_conv_libfunc): Likewise.
3949 (init_optabs): Initialize hashtable; use lazy initialization where
3951 * optabs.h (optab_handlers): Move out of GGC.
3952 (optab, convert_optab): Move out of GGC; add lazy gen info.
3953 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
3954 (optab_libfunc, convert_optab_libfunc): New.
3955 * builtins.c (expand_builtin_powi): Update for new API.
3956 * expr.c (convert_move): Likewise.
3957 * expmed.c (expand_divmod): Likewise.
3959 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
3961 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
3962 GOT pointer only if there is a constant pool. Use the allocated space
3965 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
3967 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
3970 2007-09-04 Revital Eres <eres@il.ibm.com>
3971 Richard Guenther <rguenther@suse.de>
3972 R. Clint Whaley <whaley@cs.utsa.edu>
3974 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
3976 * tree-tailcall.c (process_assignment): Use -fassociative-math
3977 when reodering operands of floating-point type.
3978 * fold-const.c (fold_comparison, fold_binary): Use
3979 -fassociative-math and -freciprocal-math instead of
3980 -funsafe-math-optimization flag.
3981 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
3982 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
3983 -freciprocal-math instead of -funsafe-math-optimizations.
3984 * opts.c (set_fast_math_flags): Set -freciprocal-math and
3985 -fassociative-math when -ffast-math is set.
3986 (set_unsafe_math_optimizations_flags): New Function
3987 to set -freciprocal-math and -fassociative-math when
3988 -funsafe-math-optimizations is set.
3989 (common_handle_option): Call it.
3990 * tree-vectorizer.c (vect_is_simple_reduction): Use
3991 -fassociative-math when doing reduction on floats.
3992 * loop-unroll.c (analyze_insn_to_expand_var): Use
3993 -fassociative-math when expanding an accumulator of type float.
3994 * simplify-rtx.c (simplify_binary_operation_1): Use
3995 -fassociative-math and -freciprocal-math when reordeing operands
3996 of floating-point type.
3997 * combine.c (combine_simplify_rtx): Likewise.
3998 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
4000 * common.opt (-fassociative-math, -freciprocal-math): New flags.
4002 2007-09-04 Paolo Carlini <pcarlini@suse.de>
4005 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
4007 2007-09-04 Jan Hubicka <jh@suse.cz>
4009 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
4011 2007-09-04 Jan Hubicka <jh@suse.cz>
4013 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
4014 and corresponding MATCH_DUP.
4016 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
4019 * combine.c (subst): Do not try to simplify X if it represents load
4020 of FP constant from the constant pool via float extension.
4022 2007-09-04 Ben Elliston <bje@au.ibm.com>
4024 * c-opts.c: Include "tm_p.h".
4025 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
4027 2007-09-04 Richard Guenther <rguenther@suse.de>
4029 PR tree-optimization/33291
4030 * tree-pretty-print.c (dump_generic_node): Dump all
4031 qualifiers for pointer types, not only first. Dump
4032 qualifiers for aggregate types as well.
4033 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
4034 use the canonical type for building ARRAY_REFs.
4035 * gimplify.c (canonicalize_addr_expr): Clean up. The
4036 correct validness check is compatibility of the pointer
4037 types. Always use the canonical type for building
4038 ARRAY_REFs and ADDR_EXPRs.
4039 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
4040 change that disabled propagation of ADDR_EXPRs into statements
4043 2007-09-03 Zack Weinberg <zack@codesourcery.com>
4045 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
4046 (umulsi3_highpart): Make into expanders; existing insns are
4047 now named *[insn]_nov6. Add stars to existing [insn]_v6
4048 counterparts' names.
4050 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
4052 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
4053 (unprotoize.o): Remove SHLIB_MULTILIB.
4055 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
4057 * doc/extend.texi: Document progmem attribute for AVR.
4059 2007-09-03 Anatoly Sokolov <aesok@post.ru>
4062 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
4064 2007-09-03 Zack Weinberg <zack@codesourcery.com>
4066 * optabs.c (expand_ffs): Initialize val and defined_at_zero
4069 * optabs.c: Remove unnecessary forward declarations.
4070 (expand_unop_direct): New, broken out of expand_unop.
4071 (expand_doubleword_clz): New.
4072 (expand_ctz): Move above expand_ffs. Use
4073 start_sequence, end_sequence, add_equal_note, and
4074 expand_unop_direct. Add more commentary.
4075 (expand_ffs): Try both ctz optab and expand_ctz.
4076 Generate a test and branch if the hardware doesn't give us
4077 a useful value for input zero. Style improvements similar to
4080 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
4082 2007-09-03 Zack Weinberg <zack@codesourcery.com>
4084 * config.gcc: Delete stanza for arm-semi-aof and
4085 armel-semi-aof targets.
4086 * config/arm/arm-protos.h
4088 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
4089 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
4090 delete aof_pic_label and remove mention of AOF in comments.
4091 * config/arm/arm.md: Delete patterns used only for AOF assembly.
4093 * config/arm/semiaof.h
4094 * config/arm/t-semi: Delete file.
4096 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4098 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
4099 CONST_CAST_BB): New macros for type-specific casts.
4100 (CONST_CAST): Add a TYPE parameter and define it in terms of
4103 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
4104 * c-lex.c (cb_ident, lex_string): Likewise,
4105 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
4106 * config/i386/i386.c (ix86_function_regparm,
4107 ix86_function_sseregparm): Use CONST_CAST_TREE.
4108 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
4110 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
4111 give_switch, set_multilib_dir): Likewise,
4112 * gengtype-parse.c (string_seq, typedef_name): Likewise,
4113 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
4114 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
4115 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
4116 * prefix.c (update_path): Likewise,
4117 * pretty-print.c (pp_base_destroy_prefix): Likewise,
4118 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
4119 * tree-cfg.c (tree_can_merge_blocks_p,
4120 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
4121 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
4122 * tree.c (build_string): Supply a TYPE for CONST_CAST.
4123 (attribute_list_contained): Use CONST_CAST_TREE.
4125 2007-09-03 Krister Walfridsson <cato@df.lth.se>
4127 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
4129 2007-09-03 Richard Sandiford <richard@codesourcery.com>
4132 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
4133 before forcing them into a register.
4135 2007-09-03 Richard Sandiford <richard@codesourcery.com>
4137 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
4138 rather than define_code_macro.
4140 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4142 * gcc.c (xputenv): New function.
4143 (putenv_from_prefixes): Use xputenv instead of putenv.
4144 (process_command): Use xputenv instead of putenv.
4145 (set_collect_gcc_options): Use xputenv instead of putenv.
4146 (main): Use xputenv instead of putenv.
4148 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
4150 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
4151 availability of swap instruction.
4152 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
4154 2007-09-03 Revital Eres <eres@il.ibm.com>
4156 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
4159 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
4160 Ayal Zaks <zaks@il.ibm.com>
4161 Revital Eres <eres@il.ibm.com>
4163 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
4164 compute_split_row): New functions.
4165 (ps_unschedule_node): Remove.
4166 (normalize_sched_times): Iterate over the already scheduled
4167 insns instead of the number of nodes.
4168 (MAX_SPLIT_NUM): New definition.
4169 (sms_schedule_by_order): Change the scheduling heuristic to
4170 avoid useless increases of initiation interval ii.
4171 (get_sched_window): Add dump printouts.
4173 2007-09-02 David Daney <ddaney@avtrex.com>
4175 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
4176 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
4177 (optab, insn): Add more attributes.
4178 (fetchop_bit): New code macro.
4179 (immediate_insn): New code macro attribute.
4180 (sync): Change condition to ISA_HAS_SYNC.
4181 (rdhwr): Change predicate for operand 0 to register_operand.
4182 (memory_barrier): New expand.
4183 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
4184 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
4185 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
4186 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
4187 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
4188 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
4189 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
4190 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
4191 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
4193 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
4194 Hans-Peter Nilsson <hp@axis.com>
4196 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
4197 Defined to describe availability and behavior of CLZ.
4198 * config/cris/cris.md (clzsi2): Implement using lz instruction.
4199 * config/cris/cris.opt: Tweak comment for "-metrax4".
4200 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
4201 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
4202 (count_leading_zeros): Define.
4204 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4206 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
4208 2007-09-02 Joseph Myers <joseph@codesourcery.com>
4211 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
4214 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
4216 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
4217 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
4218 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
4219 sched-deps.c, sched-int.h, system.h, target.h,
4220 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
4221 tree.def: Fix comment typos.
4223 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
4225 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
4226 (override_options): Turn on -mstrict-align on non-ColdFire
4228 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
4230 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4232 * c-common.c (const_strip_array_types): Delete.
4233 * c-common.h (const_strip_array_types): Likewise.
4234 * emit-rtl.c (const_next_insn, const_previous_insn,
4235 const_next_nonnote_insn, const_prev_nonnote_insn,
4236 const_next_real_insn, const_prev_real_insn,
4237 const_next_active_insn, const_prev_active_insn, const_next_label,
4238 const_prev_label): Delete.
4239 * gimple-low.c (block_may_fallthru): Use expr_last.
4240 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
4241 * rtl.h (const_previous_insn, const_next_insn,
4242 const_prev_nonnote_insn, const_next_nonnote_insn,
4243 const_prev_real_insn, const_next_real_insn,
4244 const_prev_active_insn, const_next_active_insn, const_prev_label,
4245 const_next_label): Delete.
4246 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
4247 * system.h (CONST_CAST): Update comment.
4248 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
4249 (const_first_stmt, const_last_stmt): Delete.
4250 (tree_block_ends_with_condjump_p): Use last_stmt.
4251 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
4252 * tree-iterator.c (const_expr_first, const_expr_last,
4253 const_expr_only): Delete.
4254 * tree.c (const_lookup_attribute): Likewise.
4255 (attribute_list_contained): Use lookup_attribute.
4256 * tree.h (const_lookup_attribute, const_expr_first,
4257 const_expr_last, const_expr_only): Delete.
4259 2007-09-01 Richard Guenther <rguenther@suse.de>
4261 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
4262 instead of TREE_THIS_VOLATILE.
4263 * tree-ssa-operands.c (add_virtual_operand): Do not set
4264 has_volatile_ops. Do not check s_ann for NULL.
4265 (get_indirect_ref_operands): Likewise.
4266 (get_expr_operands): Likewise. For all reference trees
4267 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
4268 check base of reference for TREE_THIS_VOLATILE.
4270 2007-09-01 Richard Guenther <rguenther@suse.de>
4272 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
4273 between integral types. Also allow conversions between
4276 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
4278 * optabs.c (prepare_float_lib_cmp): Use
4279 libgcc_cmp_return_mode instead of word_mode.
4280 * config/dfp-bit.h: Likewise.
4281 * config/fp-bit.h: Likewise.
4282 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
4284 (spu_libgcc_shift_count_mode): New function.
4285 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
4286 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
4288 2007-08-31 Joseph Myers <joseph@codesourcery.com>
4290 * tree-pretty-print.c: Include output.h.
4291 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
4292 HOST_WIDE_INT_PRINT_DEC.
4293 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
4295 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
4297 PR rtl-optimization/33224
4298 * loop-iv.c (latch_dominating_def): Check that the definition belongs
4299 to the analysed region.
4301 2007-08-31 Richard Guenther <rguenther@suse.de>
4303 * function.c (allocate_struct_function): Do not set
4304 current_function_returns_pointer.
4305 * function.h (struct var_refs_queue): Remove.
4306 (struct simple_obstack_stack): Likewise.
4307 (struct function): Remove fixup_var_refs_queue member.
4308 Remove returns_pointer flag.
4309 (current_function_returns_pointer): Remove define.
4311 2007-08-31 Nick Clifton <nickc@redhat.com>
4313 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
4314 secondary keys in order to obtain a stable sort.
4316 2007-08-31 Nick Clifton <nickc@redhat.com>
4319 * config/m32r/constraints.md: Add W constraint for integer zero.
4320 * config/m32r/m32r.md (get_pc): Use W and i constraints.
4321 Fix length calculation by using alternatives.
4323 2007-08-31 Richard Sandiford <richard@codesourcery.com>
4325 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
4326 split out from expand_binop.
4327 (avoid_expensive_constant): New function.
4328 (expand_binop_directly): Remove commutative_op argument and
4329 (expand_binop_directly): Remove commutative_op argument and
4330 call cummutative_optab_p instead. Do not change op0 or op1
4331 when swapping xop0 and xop1. Apply avoid_expensive_constant
4332 to each argument after potential swapping. Enforce the
4333 canonical order of commutative operands.
4334 (expand_binop): Use shift_optab_p and commutative_optab_p.
4335 Update the calls to expand_binop_directly. Only force constants
4336 into registers when widening an operation. Only swap operands
4337 once a direct expansion has been rejected.
4338 (expand_twoval_binop): Only force constants into registers when
4339 using a direct expansion.
4341 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
4343 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
4344 (sched_analyze_insn): Don't postprocess speculative dependencies when
4345 target has no scheduling.
4346 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
4347 'uninitialized' warning.
4349 2007-08-31 Richard Guenther <rguenther@suse.de>
4351 * tree.c (build_complex_type): Always set TYPE_NAME for
4354 2007-08-31 Olivier Hainque <hainque@adacore.com>
4356 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
4357 internal macro. Default alignment factor for csect directives, chosen
4358 to match what BIGGEST_ALIGNMENT allows.
4359 (DATA_SECTION_ASM_OP): Use it.
4360 * config/rs6000/rs6000.c
4361 (rs6000_xcoff_output_readonly_section_asm_op):
4362 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
4363 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
4365 2007-08-31 Olivier Hainque <hainque@adacore.com>
4367 * dbxout.c (dbxout_block): Move declaration within the first
4368 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
4369 block to include the definition, together with the associated
4372 2007-08-31 David Edelsohn <edelsohn@gnu.org>
4373 Revital Eres <eres@il.ibm.com>
4375 * doc/invoke.texi (-mpaired): Document flag.
4376 * config.gcc: Include paired.h in powerpc extra_headers and
4377 750cl.h in powerpc-*-linux*paired*.
4378 * config/rs6000/rs6000.opt (-mpaired): New flag.
4379 * config/rs6000/rs6000.c (paired_init_builtins,
4380 paired_expand_builtin, paired_expand_lv_builtin,
4381 paired_expand_stv_builtin, paired_expand_predicate_builtin):
4382 New functions to support the paired single builtin functions.
4383 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
4384 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
4386 (bdesc_paired_preds): New structure for paired predicate
4388 (rs6000_expand_builtin): Expand paired single builtins.
4389 (rs6000_init_builtins): Init paired single builtins.
4390 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
4391 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
4392 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
4393 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
4394 (rs6000_vector_mode_supported_p): Support paired vector mode.
4395 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
4396 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
4398 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
4399 (DATA_ALIGNMENT): Likewise.
4400 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
4401 (rs6000_builtins): Add PAIRED builtins.
4402 * config/rs6000/rs6000.md: Include paired.md.
4403 * config/rs6000/paired.h: New.
4404 * config/rs6000/paired.md: New.
4405 * config/rs6000/750cl.h: New.
4406 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
4408 2007-08-30 Ollie Wild <aaw@google.com>
4410 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
4411 * gcc.c (default_compilers): Add -fno-directives-only to
4412 @assembler-with-cpp.
4414 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
4418 * regclass.c (initial_fixed_regs): Revert previous change and make
4420 (initial_call_used_regs): Likewise.
4421 (initial_call_really_used_regs): Delete, reverting previous addition.
4422 (initial_reg_names): Likewise.
4423 (init_reg_sets): Revert previous change.
4424 (saved_fixed_regs): New.
4425 (saved_call_used_regs): New.
4426 (saved_call_really_used_regs): New.
4427 (saved_reg_names): New.
4428 (save_register_info): New.
4429 (restore_register_info): New.
4430 (init_reg_sets_1): Replace reset of register info with call to
4431 restore_register_info.
4432 * rtl.h (save_register_info): Declare.
4433 * toplev.c (backend_init): Call save_register_info.
4435 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4437 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
4438 from the original statement.
4440 2007-08-30 Chao-ying Fu <fu@mips.com>
4442 * c-lex.c (interpret_fixed): Declare.
4443 (interpret_float): Process _Fract and _Accum.
4444 (interpret_fixed): New function.
4445 * final.c (output_addr_const): Process CONST_FIXED.
4446 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
4447 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
4449 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
4451 (simplify_immed_subreg): Support CONST_FIXED.
4452 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
4453 (simplify_subreg): Support CONST_FIXED.
4455 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
4457 * config/rs6000/ppu_intrinsics.h: New file.
4458 * config.gcc (powerpc*-*-* <extra_headers>): Install
4461 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
4463 * cfg.c (dump_flow_info): Change to also print entry and exit
4465 * print-rtl.c (print_rtl_single): Allow to print rtl with
4468 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
4470 * df-core.h (df_dump_region): New function.
4471 * df.h (df_dump_region): New function.
4472 * loop-invariant.c (find_defs): Add call to df_dump_region.
4473 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
4476 2007-08-30 Jakub Jelinek <jakub@redhat.com>
4479 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
4480 true if any of the compare_section_name calls returned true,
4481 rather than if any returned false.
4483 2007-08-30 Richard Guenther <rguenther@suse.de>
4485 PR tree-optimization/33199
4486 * tree-ssa-structalias.c (handle_lhs_call): New function.
4487 (find_func_aliases): In non-IPA mode make sure that for
4488 calls that return a pointer we add a constraint for the
4489 result to point to anything.
4491 2007-08-30 Richard Guenther <rguenther@suse.de>
4493 * doc/invoke.texi (-mveclibabi): Document new target option.
4494 * config/i386/i386.opt (-mveclibabi): New target option.
4495 * config/i386/i386.c (ix86_veclib_handler): Handler for
4496 vectorization library support.
4497 (override_options): Handle the -mveclibabi option, initialize
4498 the vectorization library handler.
4499 (ix86_builtin_vectorized_function): As fallback call the
4500 vectorization library handler, if set.
4501 (ix86_veclibabi_acml): New static function for ACML ABI style
4502 vectorization support.
4504 2007-08-30 Jakub Jelinek <jakub@redhat.com>
4506 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
4507 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
4508 SImode and update m. Don't run gen_lowpart_common on arbitrary
4509 memory address, force it to register first.
4512 * dce.c (dce_process_block): Don't delete setters of
4513 artificially used registers.
4515 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4517 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
4518 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
4519 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
4521 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4523 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
4525 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
4526 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
4528 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4530 * system.h: Activate -Wcast-qual as warning-only.
4532 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
4535 * config/rs6000/rs6000.c (compare_section_name): New function.
4536 (rs6000_elf_in_small_data_p): Compare section prefixes instead
4539 2007-08-29 Olivier Hainque <hainque@adacore.com>
4541 * xcoffout.c: #include debug.h.
4542 * Makefile.in (xcoffout.o): Add debug.h dependency.
4544 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
4546 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
4547 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
4549 2007-08-29 Richard Guenther <rguenther@suse.de>
4551 * tree-pretty-print.c (dump_generic_node): Print
4552 label DECL_UID as D.%u.
4553 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
4555 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4557 * gcc/builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
4558 * gcc/builtins.def (BUILT_IN_REALLOC): New builtin.
4560 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
4563 * tree.c (build_type_attribute_qual_variant): Set canonical types
4564 on the final, unqualified attribute variant before building the
4567 2007-08-29 Jie Zhang <jie.zhang@analog.com>
4569 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
4570 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
4572 2007-08-29 Jie Zhang <jie.zhang@analog.com>
4575 2007-08-29 Jie Zhang <jie.zhang@analog.com>
4576 * config/bfin/bfin.md (composev2hi): Put operands into vector
4579 2007-08-29 Jie Zhang <jie.zhang@analog.com>
4581 * config/bfin/bfin.md (composev2hi): Put operands into vector
4584 2007-08-29 Jie Zhang <jie.zhang@analog.com>
4586 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
4587 attribute when appropriate.
4588 (bfin_handle_l1_text_attribute): New.
4589 (bfin_handle_l1_data_attribute): New.
4590 (bfin_attribute_table): Add attributes: l1_text, l1_data,
4591 l1_data_A and l1_data_B.
4592 * doc/extend.texi (node Function Attributes): Document l1_text
4594 (Variable Attributes): Add Blackfin subsection. Document l1_data,
4595 l1_data_A and l1_data_B variable attributes.
4597 2007-08-28 Jie Zhang <jie.zhang@analog.com>
4599 * config/bfin/bfin.opt (minline-plt): Add.
4600 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
4601 call to global functions.
4602 * doc/invoke.texi (Option Summary): Mention -minline-plt.
4603 (Blackfin Options): Document -minline-plt.
4605 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
4607 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
4608 given a non-function.
4609 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
4611 2007-08-28 DJ Delorie <dj@redhat.com>
4613 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
4615 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4617 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
4619 2007-08-28 Richard Guenther <rguenther@suse.de>
4621 * tree.h (struct tree_function_decl): Increase size of
4622 function_code bitfield.
4624 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
4625 Kazu Hirata <kazu@codesourcery.com>
4627 * gcc/config/m68k/linux.h
4628 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
4629 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
4630 (m68k_return_in_memory): New.
4631 * gcc/config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
4634 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
4637 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
4638 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
4639 operand) when top VEC_SELECT extracts scalar element.
4640 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
4641 (*vec_extract_v4sf_mem): Ditto.
4643 2007-08-28 Jakub Jelinek <jakub@redhat.com>
4646 * passes.c (init_optimization_passes): Move pass_df_finish
4647 after pass_postreload sublist.
4649 PR rtl-optimization/33148
4650 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
4651 (neg (lt X 0)) if X has scalar int mode.
4654 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
4655 initializer, use build_vector_from_ctor if possible to create
4656 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
4657 even after this, return NULL.
4659 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
4661 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
4663 2007-08-28 Richard Guenther <rguenther@suse.de>
4665 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
4666 (struct tree_function_decl): Make function_code a bitfield.
4667 Add disregard_inline_limits flag.
4668 * cgraphunit.c (cgraph_process_new_functions): Check
4669 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
4670 (cgraph_preserve_function_body_p): Likewise.
4671 * ipa-inline.c (compute_inline_parameters): Likewise.
4672 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
4673 for GNU C extern inline functions.
4674 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
4675 * tree-inline.c (disregard_inline_limits_p): Remove.
4676 * tree-inline.h (disregard_inline_limits_p): Likewise.
4677 * c-common.c (handle_always_inline_attribute): Set
4678 DECL_DISREGARD_INLINE_LIMITS.
4679 * langhooks.c (add_builtin_function): Verify the function code
4680 fits in the bitfield.
4682 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
4683 Vladimir Yanovsky <yanov@il.ibm.com>
4684 Revital Eres <eres@il.ibm.com>
4685 Andrey Belevantsev <abel@ispras.ru>
4687 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
4689 * modulo-sched.c: Add documentation regarding do-loop.
4690 (doloop_register_get): Change number of arguments to support
4691 the new do-loop pattern and check whether COUNT_REG has no other
4692 occurences in the loop besides in the control part.
4693 (duplicate_insns_of_cycles): Do not duplicate the insn which
4694 changes count_reg as it is already adjusted.
4695 (generate_prolog_epilog): New argument to support the new
4696 do-loop pattern. Change the subtract instruction to use
4697 expand_simple_binop. Call duplicate_insns_of_cycles with new
4699 (sms_schedule): Call doloop_register_get and
4700 generate_prolog_epilog with new argument. Do not handle loops
4701 with single sets insns with subreg in their lhs.
4702 * loop-doloop.c (doloop_optimize): Support for another do-loop
4704 (doloop_condition_get): Gets an instruction instead of a pattern
4705 and change the return condition when the do-loop pattern is
4707 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
4708 deps when considering to not create edges.
4710 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
4712 * doc/extend.texi (gnu_inline funtion attribute): Document C++
4715 2007-08-27 Jason Merrill <jason@redhat.com>
4718 * gimplify.c (gimplify_modify_expr): Discard the assignment of
4719 zero-sized types after calling gimplify_modify_expr_rhs.
4721 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
4723 * regclass.c (init_reg_autoinc): Fix typo.
4725 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
4727 Fix PR tree-optimization/33173
4728 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
4730 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
4733 * config/i386/i386.h (VALID_DFP_MODE_P): New.
4734 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
4737 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
4738 David Ung <davidu@mips.com>
4739 Nigel Stephens <nigel@mips.com>
4741 Separate target-specific initialization from general
4742 back-end initialization.
4744 * toplev.c (init_alignments): New, split out from...
4745 (process_options): ...here.
4746 (backend_init_target): New, split out from...
4747 (backend_init): ...here.
4748 (lang_dependent_init_target): New, split out from...
4749 (lang_dependent_init): ...here.
4750 (target_reinit): New.
4751 * toplev.h (target_reinit): Declare.
4752 * expr.c (init_expr_target): Renamed from init_expr_once, since it
4753 now can be called more than once. Update comments.
4754 * expr.h (init_expr_target): Likewise.
4755 * alias.c (init_alias_target): Renamed from init_alias_once, since it
4756 now can be called more than once. Explicitly zero
4757 static_reg_base_value.
4758 * emit-rtl.c (init_emit_regs): New, split out from...
4759 (init_emit_once): Here.
4760 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
4761 non-const, so that changes from command-line arguments can overwrite
4762 values provided by the static initializers.
4763 (initial_call_really_used_regs): New, used similarly to the above.
4764 (initial_reg_names): Likewise.
4765 (last_mode_for_init_move_cost): Promoted function-local static to
4766 file-scope static to make it accessible outside init_move_cost.
4767 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
4768 Do not initialize inv_reg_alloc_order yet, either. Do initialize
4769 reg_names since it is needed for parsing command-line options.
4770 (init_move_cost): Use last_mode_for_init_move_cost instead of
4771 function-local static.
4772 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
4773 call_really_used_regs now. Reinitialize reg_names. Also
4774 initialize inv_reg_alloc_order. Zero reg_class_subunion and
4775 reg_class_superunion. Clear losing_caller_save_reg_set.
4776 Preserve global registers if called more than once. Reset
4777 move cost, may_move_in_cost, may_move_out_cost, and
4778 last_mode_for_init_move_cost.
4779 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
4780 can now be invoked more than once. Update comments.
4781 (init_regs): Update comments.
4782 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
4783 and initial_call_really_used_regs, instead of the non-initial
4784 variables. This allows us to save the command-line register settings
4785 after target reinitialization.
4786 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
4787 * rtl.h (init_emit_regs): Declare.
4788 (init_reg_modes_target, init_alias_target): Renamed as described
4790 * reload1.c (init_reload): Update comments.
4791 * optabs.c (init_optabs): Likewise.
4792 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
4794 2007-08-26 Chao-ying Fu <fu@mips.com>
4796 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
4799 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4801 * alias.c (memory_modified_1, memory_modified_in_insn_p):
4803 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
4805 * bb-reorder.c (copy_bb_p): Likewise.
4806 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
4807 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
4808 block_ends_with_condjump_p): Likewise.
4809 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
4810 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
4811 block_ends_with_condjump_p): Likewise.
4812 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
4813 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
4814 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
4815 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
4816 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
4817 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
4818 debug_true_const_tree instad of debug_true_tree.
4819 * debug.c (do_nothing_debug_hooks): Likewise.
4820 * debug.h (ignore_block, debug_true_const_tree): Constify.
4821 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
4822 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
4823 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
4824 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
4825 dbx_reg_number, is_based_loc, field_type,
4826 simple_type_align_in_bits, simple_decl_align_in_bits,
4827 simple_type_size_in_bits, field_byte_offset, insert_float,
4828 type_tag, member_declared_type, is_redundant_typedef,
4829 secname_for_decl, is_inlined_entry_point): Likewise.
4830 * emit-rtl.c (const_next_insn, const_previous_insn,
4831 const_next_nonnote_insn, const_prev_nonnote_insn,
4832 const_next_real_insn, const_prev_real_insn,
4833 const_next_active_insn, const_prev_active_insn, const_next_label,
4834 const_prev_label): Likewise.
4835 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
4837 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
4838 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
4839 sched_insn_is_legitimate_for_speculation_p): Likewise.
4840 * jump.c (reversed_comparison_code_parts,
4841 reversed_comparison_code, reversed_comparison, condjump_label):
4843 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
4844 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
4846 * rtl.h (const_previous_insn, const_next_insn,
4847 const_prev_nonnote_insn, const_next_nonnote_insn,
4848 const_prev_real_insn, const_next_real_insn,
4849 const_prev_active_insn, const_next_active_insn, const_prev_label,
4850 const_next_label, modified_between_p, modified_in_p,
4851 const_note_storeskeep_with_call_p, condjump_label,
4852 reversed_comparison, reversed_comparison_code,
4853 reversed_comparison_code_parts, memory_modified_in_insn_p,
4854 stack_regs_mentioned): Likewise.
4855 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
4856 keep_with_call_p): Likewise.
4857 * sched-deps.c (deps_may_trap_p, sched_get_condition,
4858 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
4859 sd_lists_size, sd_lists_empty_p): Likewise.
4860 * sched-int.h (sched_insns_conditions_mutex_p,
4861 haifa_classify_insn, no_real_insns_p,
4862 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
4863 sd_lists_size, sd_lists_empty_p): Likewise.
4864 * sdbout.c (sdb_debug_hooks): Likewise.
4865 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
4866 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
4867 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
4869 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
4870 tree_can_throw_internal): Likewise.
4871 * tree-flow-inline.h (phi_nodes): Likewise.
4872 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
4873 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
4874 * tree-gimple.c (const_get_call_expr_in): Likewise.
4875 * tree-gimple.h (const_get_call_expr_in): Likewise.
4876 * tree.c (const_lookup_attribute, attribute_list_equal,
4877 attribute_list_contained): Likewise.
4878 * tree.h (attribute_list_equal, attribute_list_contained,
4879 const_lookup_attribute): Likewise.
4880 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
4882 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
4884 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
4885 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
4887 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
4890 * config/alpha/constraints.md: Delete "svn:mime-type" property
4891 with svn propdel "svn:mime-type".
4893 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
4896 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
4897 non NOTE insn doesn't cross basic block.
4898 (noce_try_abs): Likewise.
4899 (noce_process_if_block): Likewise.
4901 2007-08-26 David Edelsohn <edelsohn@gnu.org>
4904 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
4905 operand without auto-inc-dec.
4906 * config/rs6000/rs6000.md (floatsidf2_internal): Use
4907 offsettable_mem_operand.
4908 (floatunssidf2_internal): Same.
4909 (fix_truncdfsi2_internal): Same.
4910 (floatsidf_ppc64): Same.
4911 (floatunssidf_ppc64): Same.
4912 (fix_trunctfsi2_internal): Same.
4914 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
4917 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
4918 pass defines needed for version.c.
4920 2007-08-25 Joseph Myers <joseph@codesourcery.com>
4922 * configure.ac (--debug-prefix-map check): Change assembler
4923 version presumed to have feature to 2.18.
4924 * configure: Regenerate.
4926 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4928 * c-common.c (vector_types_convertible_p,
4929 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
4930 self_promoting_args_p): Constify.
4931 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
4932 c_promoting_integer_type_p, self_promoting_args_p,
4933 anon_aggr_type_p, vector_types_convertible_p): Likewise.
4934 * c-decl.c (anon_aggr_type_p): Likewise.
4935 * * c-dump.c (dump_stmt): Likewise.
4936 * c-objc-common.c (has_c_linkage): Likewise.
4937 * c-tree.h (same_translation_unit_p): Likewise.
4938 * c-typeck.c (null_pointer_constant_p,
4939 tagged_types_tu_compatible_p, function_types_compatible_p,
4940 type_lists_compatible_p, lvalue_or_else, lvalue_p,
4941 comptypes_internal, struct tagged_tu_seen_cache,
4942 same_translation_unit_p, alloc_tagged_tu_seen_cache,
4943 c_size_in_bytes): Likewise.
4944 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
4945 hash_ptr, eq_ptr): Likewise.
4946 * langhooks-def.h (lhd_decl_ok_for_sibcall,
4947 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
4948 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
4949 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
4951 * optabs.c (optab_for_tree_code): Likewise.
4952 * optabs.h (optab_for_tree_code): Likewise.
4953 * rtl.h (simplify_rtx): Likewise.
4954 * simplify-rtx.c (simplify_rtx): Likewise.
4955 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
4956 dump_flag, dump_node): Likewise.
4957 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
4958 queue_and_dump_type, dump_flag): Likewise.
4959 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
4960 * tree-pass.h (dump_node): Likewise.
4961 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
4962 supportable_narrowing_operation): Likewise.
4963 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
4964 supportable_narrowing_operation): Likewise.
4965 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
4966 is_negative_overflow_infinity, is_positive_overflow_infinity,
4967 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
4968 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
4969 update_value_range, add_equivalence, ssa_name_nonnegative_p,
4970 ssa_name_nonzero_p, fp_predicate): Likewise.
4971 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
4972 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
4973 ssa_name_nonnegative_p): Likewise.
4975 2007-08-25 Hans Kester <hans.kester@ellips.nl>
4977 * config.gcc : Add x86_64-elf target.
4979 2007-08-25 Jakub Jelinek <jakub@redhat.com>
4981 * expr.c (store_expr): Fix order of store_by_pieces arguments.
4983 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
4984 Nigel Stephens <nigel@mips.com>
4988 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
4989 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
4990 * expr.c (SET_BY_PIECES_P): Define.
4991 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
4992 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
4993 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
4995 * expr.h (SET_RATIO): Define.
4996 (can_store_by_pieces, store_by_pieces): Update prototypes.
4997 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
4998 can_store_by_pieces/store_by_pieces.
4999 (expand_builtin_memcpy_args): Likewise.
5000 (expand_builtin_strncpy): Likewise.
5001 (expand_builtin_memset_args): Likewise. Also remove special case
5002 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
5003 decide what to do instead.
5004 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
5005 to can_store_by_pieces.
5007 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
5008 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
5010 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
5011 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
5012 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
5013 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
5014 (STORE_BY_PIECES_P): Define.
5016 2007-08-24 Tom Tromey <tromey@redhat.com>
5018 * varpool.c (varpool_last_needed_node): Fix comment typo.
5019 * c-decl.c (duplicate_decls): Fix comment typo.
5020 (clone_underlying_type): Update comment.
5022 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5024 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
5025 alpha_in_small_data_p, alpha_split_complex_arg,
5026 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
5028 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
5029 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
5031 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
5032 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
5033 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
5034 * config/darwin.c (darwin_binds_local_p): Likewise.
5035 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
5037 * config/i386/i386-protos.h (i386_pe_binds_local_p,
5038 i386_pe_valid_dllimport_attribute_p): Likewise.
5039 * config/i386/i386.c (ix86_function_regparm,
5040 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
5041 x86_can_output_mi_thunk, ix86_mangle_type,
5042 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
5043 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
5044 i386_pe_binds_local_p): Likewise.
5045 * config/ia64/ia64.c
5046 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
5047 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
5048 ia64_invalid_conversion, ia64_invalid_unary_op,
5049 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
5051 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
5052 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
5053 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
5054 * config/mips/mips.c (mips_use_blocks_for_constant_p,
5055 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
5056 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
5057 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
5058 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
5059 * config/pa/pa.c (pa_commutative_p): Likewise.
5060 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
5062 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
5063 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
5064 rs6000_use_blocks_for_constant_p,
5065 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
5066 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
5067 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
5068 * config/s390/s390.c (s390_mangle_type,
5069 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
5071 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
5072 th_in_small_data_p): Likewise.
5073 * config/sh/sh.c (sh_ms_bitfield_layout_p,
5074 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
5076 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
5077 sparc_mangle_type): Likewise.
5078 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
5079 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
5080 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
5082 * hooks.c (hook_bool_mode_const_rtx_false,
5083 hook_bool_mode_const_rtx_true,
5084 hook_bool_const_tree_hwi_hwi_const_tree_false,
5085 hook_bool_const_tree_hwi_hwi_const_tree_true,
5086 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
5087 hook_constcharptr_const_tree_null,
5088 hook_constcharptr_const_rtx_null,
5089 hook_constcharptr_const_tree_const_tree_null,
5090 hook_constcharptr_int_const_tree_null,
5091 hook_constcharptr_int_const_tree_const_tree_null): New.
5092 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
5093 hook_bool_tree_hwi_hwi_tree_false,
5094 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
5095 hook_int_tree_tree_1, hook_constcharptr_tree_null,
5096 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
5097 hook_constcharptr_int_tree_null,
5098 hook_constcharptr_int_tree_tree_null): Delete.
5099 (default_can_output_mi_thunk_no_vcall): Constify.
5100 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
5101 hook_bool_tree_hwi_hwi_tree_false,
5102 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
5103 hook_int_tree_tree_1, hook_constcharptr_tree_null,
5104 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
5105 hook_constcharptr_int_tree_null,
5106 hook_constcharptr_int_tree_tree_null): Delete.
5107 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
5108 hook_bool_const_tree_hwi_hwi_const_tree_false,
5109 hook_bool_const_tree_hwi_hwi_const_tree_true,
5110 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
5111 hook_constcharptr_const_tree_null,
5112 hook_constcharptr_const_rtx_null,
5113 hook_constcharptr_const_tree_const_tree_null,
5114 hook_constcharptr_int_const_tree_null,
5115 hook_constcharptr_int_const_tree_const_tree_null): New.
5116 (default_can_output_mi_thunk_no_vcall): Constify.
5117 * integrate.c (function_attribute_inlinable_p): Likewise.
5118 * integrate.h (function_attribute_inlinable_p): Likewise.
5119 * jump.c (rtx_renumbered_equal_p): Likewise.
5120 * output.h (decl_readonly_section, categorize_decl_for_section,
5121 default_use_anchors_for_symbol_p, default_binds_local_p,
5122 default_binds_local_p_1): Likewise.
5123 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
5125 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
5126 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
5127 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
5128 TARGET_COMP_TYPE_ATTRIBUTES,
5129 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
5130 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
5131 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
5132 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
5133 TARGET_DWARF_CALLING_CONVENTION): Likewise.
5134 * target.h (can_output_mi_thunk, needs_block_p,
5135 first_cycle_multipass_dfa_lookahead_guard_spec,
5136 vector_alignment_reachable, comp_type_attributes,
5137 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
5138 commutative_p, use_blocks_for_constant_p,
5139 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
5140 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
5141 invalid_within_doloop, valid_dllimport_attribute_p,
5142 split_complex_arg, invalid_arg_for_unprototyped_fn,
5143 invalid_conversion, invalid_unary_op, invalid_binary_op):
5145 * targhooks.c (default_invalid_within_doloop,
5146 hook_invalid_arg_for_unprototyped_fn,
5147 default_builtin_vector_alignment_reachable): Likewise.
5148 (hook_bool_rtx_commutative_p): Delete.
5149 (hook_bool_const_rtx_commutative_p): New.
5150 * targhooks.h (default_invalid_within_doloop,
5151 default_builtin_vector_alignment_reachable,
5152 hook_invalid_arg_for_unprototyped_fn): Constify.
5153 (hook_bool_rtx_commutative_p): Delete.
5154 (hook_bool_const_rtx_commutative_p): New.
5155 * varasm.c (bss_initializer_p, decl_default_tls_model,
5156 categorize_decl_for_section, decl_readonly_section,
5157 default_use_anchors_for_symbol_p, default_binds_local_p,
5158 default_binds_local_p_1): Constify.
5160 2007-08-24 Jie Zhang <jie.zhang@analog.com>
5162 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
5163 __NO_BUILTIN if -fno-builtin.
5165 2007-08-24 Jie Zhang <jie.zhang@analog.com>
5167 * config/bfin/bfin.c (print_operand): Report error instead of
5168 ICE for wrong operand.
5170 2007-08-24 Michael Matz <matz@suse.de>
5172 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
5174 2007-08-24 Richard Guenther <rguenther@suse.de>
5177 * tree-ssa.c (useless_type_conversion_p): Split into a
5178 recursive and a non-recursive part.
5179 (useless_type_conversion_p_1): New function.
5180 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
5181 from maybe_fold_offset_to_reference is trivially convertible
5182 to the desired type before doing the simplification.
5184 2007-08-24 Jakub Jelinek <jakub@redhat.com>
5186 * expr.c (store_expr): Optimize initialization of an array
5188 * expr.h (builtin_strncpy_read_str): New prototype.
5189 * builtins.c (builtin_strncpy_read_str): Remove prototype.
5192 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
5195 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
5196 field when initializing if_info structure.
5198 2007-08-24 Richard Guenther <rguenther@suse.de>
5200 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
5202 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
5203 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
5204 * tree-inline.c (inlinable_function_p): Fold in common parts of
5205 the cannot_inline_tree_fn langhook.
5206 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
5207 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
5208 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
5209 cannot_inline_tree_fn langhook.
5210 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
5211 cannot_inline_tree_fn member.
5213 2007-08-24 Richard Guenther <rguenther@suse.de>
5215 * expr.c (get_inner_reference): Do computation of bitoffset
5216 from offset in a way we can detect overflow reliably.
5218 2007-08-24 Jie Zhang <jie.zhang@analog.com>
5220 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
5222 2007-08-24 Jie Zhang <jie.zhang@analog.com>
5224 * config/bfin/bfin.opt (mfast-fp): Add.
5225 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
5226 libbffastfp override libgcc if -mfast-fp.
5227 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
5228 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
5229 (Blackfin Options): Document -mfast-fp.
5231 2007-08-24 Jakub Jelinek <jakub@redhat.com>
5233 PR tree-optimization/32573
5235 * tree-data-ref.c (initialize_data_dependence_relation): Clear
5236 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
5237 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
5238 (build_classic_dist_vector): Return false rather than true if
5239 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
5240 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
5241 returned false. Don't call save_dist_v before calling
5242 build_classic_dist_vector_1.
5243 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
5244 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
5245 DDR_DIR_VECTS vectors.
5247 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
5249 * configure.ac (leb128): Modify sed statement to work with any
5250 binutils version string.
5251 * configure: Regenerate
5253 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5255 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
5256 Wrap in RTX_CODE macro guard.
5257 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
5258 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
5259 arm_mark_dllimport, arm_pe_encode_section_info,
5260 arm_pe_unique_section): Use ISO-C function declarations.
5261 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
5262 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
5263 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
5265 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
5266 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
5268 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
5270 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
5271 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
5272 (register_move_cost): Use ISO-C function declarations.
5273 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
5274 * config/score/score-protos.h (score_declare_object): Add
5276 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
5278 * final.c (profile_function): Avoid empty if-bodies.
5281 * calls.c (must_pass_in_stack_var_size,
5282 must_pass_in_stack_var_size_or_pad): Constify.
5283 * config/alpha/alpha-protos.h (function_value): Likewise.
5284 * config/alpha/alpha.c (alpha_return_in_memory,
5285 alpha_pass_by_reference, function_value,
5286 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
5287 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
5289 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
5290 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
5291 TARGET_PROMOTE_PROTOTYPES): Likewise.
5292 * config/arm/arm-protos.h (arm_return_in_memory,
5293 arm_pad_arg_upward, arm_function_value): Likewise.
5294 * config/arm/arm.c (arm_pass_by_reference,
5295 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
5296 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
5297 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
5299 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
5300 * config/avr/avr-protos.h (avr_function_value): Likewise.
5301 * config/avr/avr.c (avr_return_in_memory,
5302 gas_output_limited_string, gas_output_ascii, avr_function_value,
5303 avr_return_in_memory): Likewise.
5304 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
5305 * config/bfin/bfin.c (bfin_pass_by_reference,
5306 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
5307 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
5309 * config/cris/cris.c (cris_pass_by_reference,
5310 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
5311 * config/crx/crx.c (crx_return_in_memory): Likewise.
5312 * config/darwin.c (function_base, machopic_function_base_name):
5314 * config/fr30/fr30.c (fr30_must_pass_in_stack,
5315 TARGET_PROMOTE_PROTOTYPES): Likewise.
5316 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
5317 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
5318 * config/i386/i386-protos.h (ix86_return_in_memory,
5319 ix86_sol10_return_in_memory): Likewise.
5320 * config/i386/i386.c (ix86_function_value,
5321 ix86_function_sseregparm, ix86_must_pass_in_stack,
5322 type_natural_mode, classify_argument, examine_argument,
5323 construct_container, ix86_pass_by_reference, function_value_32,
5324 function_value_64, ix86_function_value_1, return_in_memory_32,
5325 return_in_memory_64, return_in_memory_ms_64,
5326 ix86_return_in_memory, ix86_sol10_return_in_memory,
5327 TARGET_PROMOTE_PROTOTYPES): Likewise.
5328 * config/ia64/ia64-protos.h (ia64_function_value,
5329 ia64_hpux_function_arg_padding): Likewise.
5330 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
5331 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
5332 ia64_hpux_function_arg_padding): Likewise.
5333 * config/iq2000/iq2000-protos.h (function_arg,
5334 iq2000_function_value): Likewise.
5335 * config/iq2000/iq2000.c (iq2000_return_in_memory,
5336 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
5337 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
5338 function_arg, iq2000_function_value): Likewise.
5339 * config/m32c/m32c-protos.h (m32c_function_value,
5340 m32c_promote_function_return): Likewise.
5341 * config/m32c/m32c.c (m32c_pass_by_reference,
5342 m32c_promote_prototypes, m32c_promote_function_return,
5343 m32c_function_value): Likewise.
5344 * config/m32r/m32r.c (m32r_return_in_memory,
5345 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
5346 m32r_in_small_data_p): Likewise.
5347 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
5349 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
5350 m68hc11_function_arg_padding): Likewise.
5351 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
5352 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
5353 m68k_function_value): Likewise.
5354 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
5355 mcore_function_value): Likewise.
5356 * config/mcore/mcore.c (handle_structs_in_regs,
5357 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
5358 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
5359 mcore_num_arg_regs, mcore_function_value): Likewise.
5360 * config/mips/mips-protos.h (mips_pad_arg_upward,
5361 mips_function_value): Likewise.
5362 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
5363 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
5364 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
5365 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
5366 mips_function_value): Likewise.
5367 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
5369 * config/mmix/mmix.c (mmix_pass_by_reference,
5370 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
5371 mmix_encode_section_info): Likewise.
5372 * config/mn10300/mn10300-protos.h (mn10300_function_value):
5374 * config/mn10300/mn10300.c (mn10300_return_in_memory,
5375 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
5376 mn10300_function_value): Likewise.
5377 * config/mt/mt-protos.h (mt_function_value): Likewise.
5378 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
5379 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
5380 * config/pa/pa-protos.h (function_arg_padding, function_value,
5381 pa_return_in_memory): Likewise.
5382 * config/pa/pa.c (pa_pass_by_reference,
5383 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
5384 function_arg_padding, function_value, pa_return_in_memory):
5386 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
5387 * config/rs6000/rs6000-protos.h (rs6000_function_value,
5388 function_arg_padding): Likewise.
5389 * config/rs6000/rs6000.c (rs6000_return_in_memory,
5390 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
5391 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
5392 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
5393 function_arg_padding, altivec_expand_dst_builtin,
5394 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
5395 altivec_init_builtins, rs6000_common_init_builtins,
5396 rs6000_function_value): Likewise.
5397 * s390/s390-protos.h (s390_function_value): Likewise.
5398 * config/s390/s390.c (s390_function_arg_size,
5399 s390_pass_by_reference, s390_return_in_memory,
5400 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
5401 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
5402 * config/score/score-protos.h (score_function_value): Likewise.
5403 * config/score/score.c (score_arg_partial_bytes,
5404 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
5405 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
5406 score_pass_by_reference, score_add_offset, score_function_value):
5408 * config/sh/sh-protos.h (sh_attr_renesas_p,
5409 sh_promote_prototypes): Likewise.
5410 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
5411 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
5412 sh_attr_renesas_p): Likewise.
5413 * config/sparc/sparc-protos.h (function_value,
5414 function_arg_padding): Likewise.
5415 * config/sparc/sparc.c (sparc_promote_prototypes,
5416 sparc_return_in_memory, sparc_pass_by_reference,
5417 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
5418 function_arg_record_value_2, function_arg_record_value_1,
5419 function_arg_record_value, function_arg_record_value,
5420 function_arg_padding, function_value): Likewise.
5421 * config/spu/spu-protos.h (spu_function_value): Likewise.
5422 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
5423 spu_function_value): Likewise.
5424 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
5426 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
5427 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
5428 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
5430 * config/v850/v850.c (v850_return_in_memory,
5431 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
5432 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
5433 * config/xtensa/xtensa.c (xtensa_return_in_msb,
5434 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
5435 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
5437 * explow.c (promote_mode, hard_function_value): Likewise.
5438 * expr.h (hard_function_value, promote_mode): Likewise.
5439 * function.c (aggregate_value_p): Likewise.
5440 * hooks.c (hook_bool_const_tree_true): New.
5441 * hooks.h (hook_bool_const_tree_true): New.
5442 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
5443 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
5444 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
5445 TARGET_RETURN_IN_MSB): Likewise.
5446 * target.h (promote_function_args, promote_function_return,
5447 promote_prototypes, return_in_memory, return_in_msb,
5448 pass_by_reference, must_pass_in_stack, callee_copies,
5449 function_value): Likewise.
5450 * targhooks.c (default_return_in_memory,
5451 hook_pass_by_reference_must_pass_in_stack,
5452 hook_callee_copies_named,
5453 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
5454 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
5455 default_function_value): Likewise.
5456 * targhooks.h (default_return_in_memory,
5457 hook_pass_by_reference_must_pass_in_stack,
5458 hook_callee_copies_named,
5459 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
5460 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
5461 default_function_value): Likewise.
5462 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
5463 (equiv_class_label_hash, equiv_class_label_eq): Constify.
5464 * tree-vectorizer.c (bb_in_loop_p): Likewise.
5465 * tree.c (needs_to_live_in_memory): Likewise.
5466 * tree.h (struct tree_type, needs_to_live_in_memory,
5467 aggregate_value_p, must_pass_in_stack_var_size,
5468 must_pass_in_stack_var_size_or_pad): Likewise.
5469 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
5470 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
5471 lookup_filename): Likewise.
5473 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
5476 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
5477 fake fcomi i387 instruction for !TARGET_CMOVE.
5478 (ix86_expand_branch): Expand natural sequence with one jump for
5479 all targets, not only TARGET_CMOVE.
5480 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
5481 pattern to implement fake fcomi sequence. Split instruction after
5482 reload to correct compare sequences.
5483 (*cmpfp_xf_cc): Ditto.
5484 (*cmpfp_<mode>_cc): Ditto.
5485 (*cmpfp_u_cc): Ditto.
5486 (*cmpfp_<mode>_cc): Ditto.
5488 2007-08-23 Richard Guenther <rguenther@suse.de>
5490 * tree-pretty-print.c (dump_generic_node): Annotate
5491 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
5493 2007-08-23 Richard Guenther <rguenther@suse.de>
5495 * builtins.c (expand_builtin_mathfn): Wrap argument in
5496 save_expr directly instead of re-building the call.
5497 (expand_builtin_mathfn_2): Likewise.
5498 (expand_builtin_mathfn_3): Likewise.
5499 (expand_builtin_interclass_mathfn): Likewise.
5500 (expand_builtin_int_roundingfn): Set arg.
5501 (expand_builtin_int_roundingfn_2): Likewise.
5503 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
5505 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
5506 *sse_nand<mode>3, *sse_xor<mode>3): New.
5508 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
5510 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
5511 * config/i386/i386.c (print_operand): Handle ';' code. Output
5512 semicolon for TARGET_MACHO.
5513 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
5514 emit semicolon after 'lock' prefix.
5515 (sync_double_compare_and_swap<mode>): Ditto.
5516 (*sync_double_compare_and_swapdi_pic): Ditto.
5517 (*sync_compare_and_swap_cc<mode>): Ditto.
5518 (sync_double_compare_and_swap_cc<mode>): Ditto.
5519 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
5520 (sync_old_add<mode>): Ditto.
5521 (sync_add<mode>): Ditto.
5522 (sync_sub<mode>): Ditto.
5523 (sync_ior<mode>): Ditto.
5524 (sync_and<mode>): Ditto.
5525 (sync_xor<mode>): Ditto.
5527 2007-08-22 Chao-ying Fu <fu@mips.com>
5529 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
5531 (copy_rtx): Handle CONST_FIXED.
5532 (rtx_equal_p): Likewise.
5533 * rtl.h (fixed_value.h): New include.
5534 (rtx_def): Add a new field of fixed_value to u.
5535 (XCNMPFV): Define for accessing fixed_value.
5536 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
5538 * rtl.def (CONST_FIXED): New constant.
5539 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
5540 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
5541 US_ASHIFT): New codes.
5542 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
5543 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
5544 unsigned_fract_convert, unsigned_sat_fract): Document them.
5545 * varasm.c (assemble_integer): Extend to support fixed-point constants
5546 by using different machine classes.
5547 (decode_addr_const): Handle FIXED_CST.
5548 (const_hash_1): Likewise.
5549 (compare_constant): Likewise.
5550 (copy_constant): Likewise.
5551 (const_rtx_hash_1): Handle CONST_FIXED.
5552 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
5553 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
5555 (initializer_constant_valid_p): Handle FIXED_CST.
5556 (output_constant): Support FIXED_POINT_TYPE.
5557 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
5558 * cse.c (hash_rtx): Support CONST_FIXED.
5559 (exp_equiv_p): Likewise.
5560 (cannon_reg): Likewise.
5561 (fold_rtx): Likewise.
5562 (equiv_constant): Likewise.
5563 (cse_process_notes_1): Likewise.
5564 (count_reg_usage): Likewise.
5565 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
5566 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
5567 (wrap_constant): Check CONST_FIXED.
5568 (cselib_hash_rtx): Support CONST_FIXED.
5569 (cselib_subst_to_values): Likewise.
5570 * df-scan.c (df_uses_record): Likewise.
5571 * gcse.c (want_to_gcse_p): Likewise.
5572 (oprs_unchanged_p): Likewise.
5573 (oprs_not_set_p): Likewise.
5574 (compute_transp): Likewise.
5575 (extract_mentioned_regs_helper): Likewise.
5576 * genemit.c (gen_exp): Likewise.
5577 * local-alloc.c (equiv_init_varies_p): Likewise.
5578 (contains_replace_regs): Likewise.
5579 (memref_referenced_p): Likewise.
5580 * loop-invariant.c (check_maybe_invariant): Likewise.
5581 (hash_invariant_expr_1): Likewise.
5582 (invariant_expr_equal_p): Likewise.
5583 * postreload-gcse.c (oprs_unchanged_p): Likewise.
5584 * regclass.c (reg_scan_mark_refs): Likewise.
5585 * regrename.c (scan_rtx): Likewise.
5586 * resource.c (mark_referenced_resources): Likewise.
5587 (mark_set_resources): Likewise.
5588 * rtlanal.c (rtx_unstable_p): Likewise.
5589 (rtx_varies_p): Likewise.
5590 (count_occurrences): Likewise.
5591 (reg_mentioned_p): Likewise.
5592 (modified_between_p): Likewise.
5593 (modified_in_p): Likewise.
5594 (volatile_insn_p): Likewise.
5595 (volatile_refs_p): Likewise.
5596 (side_effects_p): Likewise.
5597 (may_trap_p_1): Likewise.
5598 (inequality_comparisons_p): Likewise.
5599 (computed_jump_p_1): Likewise.
5600 (commutative_operand_precedence): Likewise.
5601 * sched-deps.c (sched_analyze_2): Likewise.
5602 * sched-vis.c (print_value): Likewise.
5603 * reload.c (operands_match_p): Likewise.
5604 (subst_reg_equivs): Likewise.
5605 * reload1.c (eliminate_regs_1): Likewise.
5606 (elimination_effects): Likewise.
5607 (scan_paradoxical_subregs): Likewise.
5608 * alias.c (rtx_equal_for_memref_p): Likewise.
5609 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
5610 * emit-rtl.c (const_fixed_htab): New hash table.
5611 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
5613 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
5614 const_fixed_from_fixed_value): New functions.
5615 (verify_rtx_sharing): Handle CONST_FIXED.
5616 (copy_rtx_if_shared_1): Likewise.
5617 (reset_used_flags): Likewise.
5618 (set_used_flags): Likewise.
5619 (copy_insn_1): Likewise.
5620 (init_emit_once): Create const_fixed_htab.
5621 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
5623 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
5625 PR tree-optimization/32949
5626 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
5627 before failing for ivs with non-constant step.
5629 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
5631 * doc/md.texi (Iterators): Renamed from Macros. All contents
5632 changed to reflect rename of respectively define_code_macro and
5633 define_mode_macro to define_code_iterator and define_mode_iterator.
5634 (Mode Iterators, Code Iterators): Similar.
5635 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
5636 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
5637 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
5638 (initialize_iterators, find_iterator, check_code_iterator)
5639 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
5640 (read_mapping, read_rtx_1): Similar.
5641 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
5642 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
5643 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
5644 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
5645 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
5646 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
5647 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
5648 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
5649 config/rs6000/sync.md, config/rs6000/rs6000.md,
5650 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
5651 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
5652 config/vax/vax.md, config/bfin/bfin.md: Similar.
5654 2007-08-22 David Daney <ddaney@avtrex.com>
5656 * doc/install.texi (Testing): Mention testing on a simulator.
5658 2007-08-22 Janis Johnson <janis187@us.ibm.com>
5660 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
5662 * doc/libgcc.texi (Decimal float library routines): Fix formatting
5663 and rearrange floating point conversion functions into different
5666 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
5668 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
5669 dfa_post_advance_cycle): New scheduler hooks.
5670 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
5671 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
5673 (TARGET_SCHED): Use them.
5674 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
5675 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
5676 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
5678 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
5679 function to facilitate debugging.
5680 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
5681 (output_insn_has_dfa_reservation_p): New static function to output
5682 insn_has_dfa_reservation_p ().
5683 (write_automata): Use it.
5684 * genattr.c (main): Output declaration for
5685 insn_has_dfa_reservation_p ().
5687 2007-08-22 Christian Bruel <christian.bruel@st.com>
5688 Richard Guenther <rguenther@suse.de>
5690 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
5691 * simplify_rtx (simplify_binary_operation_1): Likewise.
5693 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
5695 PR rtl-optimization/32557
5696 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
5697 of REGNO (mws->mw_reg).
5699 2007-08-22 Richard Guenther <rguenther@suse.de>
5702 * builtins.c (expand_builtin_int_roundingfn): Replace call
5703 argument wrapped with SAVE_EXPR directly.
5704 (expand_builtin_int_roundingfn_2): Likewise.
5706 2007-08-22 Richard Guenther <rguenther@suse.de>
5708 * tree-inline.c (inlinable_function_p): Restore disregarding
5709 inline limits for GNU extern inline functions.
5711 2007-08-22 Richard Guenther <rguenther@suse.de>
5714 * tree.c (host_integerp): Treat sizetype as signed as it is
5717 2007-08-21 Ian Lance Taylor <iant@google.com>
5719 PR tree-optimization/33134
5720 * tree-vrp.c (adjust_range_with_scev): Call
5721 set_value_range_to_value.
5723 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
5725 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
5728 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
5730 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
5733 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
5735 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
5736 cases to set eight bytes at a time.
5737 (expand_block_move): Likewise.
5739 2007-08-21 Jakub Jelinek <jakub@redhat.com>
5742 * dwarf2out.c (gen_decl_die): Don't call
5743 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
5745 2007-08-21 Paul Brook <paul@codesourcery.com>
5746 Nathan Sidwell <nathan@codesourcery.com>
5747 Mark Mitchell <mark@codesourcery.com>
5748 Joseph Myers <joseph@codesourcery.com>
5750 * configure.ac: Add --with-pkgversion and --with-bugurl.
5751 * configure: Regenerate.
5752 * doc/install.texi: Document them.
5753 * version.c (version_string): Remove VERSUFFIX.
5754 (VERSUFFIX): Remove.
5755 (pkgversion_string): New.
5756 (bug_report_url): Do not hard-code initializer.
5757 * version.h (pkgversion_string): Declare.
5758 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
5760 (version.o): Define PKGVERSION and BUGURL.
5761 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
5762 (%.pod): Define BUGURL.
5763 * gcc.c (process_command, main): Use pkgversion_string.
5764 * toplev.c (compile_file, print_version): Likewise.
5765 * protoize.c (main): Likewise.
5766 * gcov.c (print_version): Likewise. Update copyright date.
5767 * gcov-dump.c (print_version): Likewise. Update copyright date.
5768 * mips-tdump.c (main): Likewise. Update copyright date.
5769 * mips-tfile.c (main): Likewise. Update copyright date.
5770 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
5771 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
5772 shorten description.
5773 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
5774 * doc/gccint.texi: Likewise.
5775 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
5776 Update copyright date.
5778 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
5780 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
5781 (ix86_expand_strlensi_unroll_1): Ditto.
5782 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
5783 (ix86_expand_carry_flag_compare): Update comment.
5785 2007-08-21 Jakub Jelinek <jakub@redhat.com>
5788 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
5789 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
5791 2007-08-21 Richard Guenther <rguenther@suse.de>
5793 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
5795 2007-08-21 Richard Guenther <rguenther@suse.de>
5798 * fold-const.c (fold_binary): Remove index +p PTR folding.
5799 Fix types of POINTER_PLUS_EXPR generated by folding of
5802 2007-08-20 Chao-ying Fu <fu@mips.com>
5804 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
5805 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
5806 RID_ONEWAY, so that it can be checked in declspecs_add_type.
5807 (c_common_fixed_point_type_for_size): Declare.
5808 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
5809 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
5810 (c_token_starts_declspecs): Likewise.
5811 (c_parser_declspecs): Likewise.
5812 (c_parser_attributes): Likewise.
5813 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
5814 (c_declspecs): Add saturating_p.
5815 * c-decl.c (build_null_declspecs): Initialize saturating_p.
5816 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
5817 _Sat. Handle RID_SAT.
5818 Avoid using void, bool, char, int, float, double, _Decimal32,
5819 _Decimal64, _Decimal128, and complex with _Sat.
5820 Handle RID_FRACT and RID_ACCUM.
5821 Make sure _Sat is used with _Fract or _Accum.
5822 (finish_declspecs): Handle cts_fract and cts_accum.
5823 * c-common.c (fixed-value.h): New include.
5824 (constant_expression_warning): Handle FIXED_CST.
5825 (overflow_warning): Likewise.
5826 (warnings_for_convert_and_check): Likewise.
5827 (c_common_fixed_point_type_for_size): New.
5828 (c_common_type_for_mode): Handle fixed-point modes to
5829 return various saturating/non-saturating, signed/unsigned types.
5830 (c_common_signed_or_unsigned_type): Support fixed-point types.
5831 (shorten_compare): Check fixed-point zero.
5832 Handle FIXED_POINT_TYPE.
5833 (c_common_truthvalue_conversion): Handle FIXED_CST.
5834 Handle FIXED_POINT_TYPE.
5835 (c_common_nodes_and_builtins): Record builtin types for fixed-point
5837 (handle_mode_attribute): Handle fixed-point modes. Need to check
5838 if the signness of base type and fixed-point modes are consistent.
5839 (handle_vector_size_attribute): Handle fixed-point modes.
5840 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
5841 (warn_for_div_by_zero): Check fixed-point zero.
5842 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
5843 a common fixed-point type based on fbit, ibit, sign, and saturation.
5844 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
5845 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
5846 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
5847 (convert_for_assignment): Support FIXED_POINT_TYPE.
5848 (digest_init): Handle FIXED_POINT_TYPE.
5849 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
5850 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
5851 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
5852 GE_EXPR, LT_EXPR, GT_EXPR.
5853 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
5854 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
5855 * target.h (gcc_target): Add fixed_point_supported_p.
5856 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
5857 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
5858 (default_fixed_point_supported_p): Define.
5859 * targhooks.h (default_fixed_point_supported_p): Declare.
5860 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
5861 * doc/install.texi (Configuration): Add --enable-fixed-point.
5862 * configure.ac (--enable-fixed-point): New to enable fixed-point
5863 arithmetic extension to C. For mips targets, we enable it by default.
5864 * configure, config.in: Regenerate.
5866 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
5868 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
5870 2007-08-20 David Edelsohn <edelsohn@gnu.org>
5872 * dwarf2out.c (text_section_used): Move declaration outside ifdef
5873 DWARF2_DEBUGGING_INFO.
5874 (cold_text_section_used): Same.
5875 (cold_text_section): Same.
5877 2007-08-20 Richard Guenther <rguenther@suse.de>
5879 * c-typeck.c (convert_for_assignment): Use the type of
5880 the member for the initialization.
5882 2007-08-20 Richard Guenther <rguenther@suse.de>
5884 * c-objc-common.c (c_disregard_inline_limits): Remove.
5885 * c-objc-common.h (c_disregard_inline_limits): Likewise.
5886 * cgraphunit.c (cgraph_process_new_functions): Call
5887 disregard_inline_limits_p.
5888 (cgraph_preserve_function_body_p): Likewise.
5889 * ipa-inline.c (compute_inline_parameters): Likewise.
5890 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
5892 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
5893 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
5894 disregard_inline_limits langhook.
5895 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
5897 * langhooks.h (lang_hooks_for_tree_inlining): Remove
5898 disregard_inline_limits langhook.
5899 * tree-inline.c (disregard_inline_limits_p): New function.
5900 * tree-inline.h (disregard_inline_limits_p): Declare.
5902 2007-08-20 Richard Guenther <rguenther@suse.de>
5904 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
5905 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
5906 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
5907 auto_var_in_fn_p langhook.
5908 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
5910 * tree.c (auto_var_in_fn_p): ... here.
5911 (find_var_from_fn): Call auto_var_in_fn_p directly.
5912 * langhooks.h (lang_hooks_for_tree_inlining): Remove
5913 auto_var_in_fn_p langhook.
5914 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
5915 (copy_body_r): Likewise.
5916 (self_inlining_addr_expr): Likewise.
5917 * tree.h (auto_var_in_fn_p): Declare.
5919 2007-08-20 Richard Guenther <rguenther@suse.de>
5921 * tree.c (WALK_SUBTREE): Call walk_tree_1.
5922 (walk_type_fields): Take lh parameter.
5923 (walk_tree): Rename to ...
5924 (walk_tree_1): ... this. Do not call the walk_subtrees
5925 langhook but the now passed callback. Pass lh on recursion.
5926 (walk_tree_without_duplicates): Rename to ...
5927 (walk_tree_without_duplicates_1): ... this. Take lh parameter
5928 and call walk_tree_1.
5929 * tree.h (walk_tree_lh): New typedef.
5930 (walk_tree_1): Declare.
5931 (walk_tree_without_duplicates_1): Likewise.
5932 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
5933 (walk_tree_without_duplicates): New define to
5934 walk_tree_without_duplicates_1 with NULL lh parameter.
5935 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
5936 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
5938 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
5939 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
5940 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
5943 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
5946 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
5947 code in front of the compacting of basic blocks.
5948 Move the folding of statements inbetween the cgraph checking
5949 and compacting of basic blocks.
5951 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5952 Serge Belyshev <belyshev@depni.sinp.msu.ru>
5955 * config/alpha/alpha.c (va_list_skip_additions): Check for
5956 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
5957 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
5958 PLUS_EXPR when checking ap.__base.
5959 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
5960 when doing addition on pointer types. Use size_int instead of
5962 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
5963 ptr_type in the second operand.
5965 2007-08-19 Andrew Pinski <pinskia@gmail.com>
5968 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
5970 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5973 * cfgexpand.c (expand_one_register_var): Mark pointer
5974 DECL_ARTIFICIAL as REG_POINTER also.
5975 * stmt.c (expand_decl): Likewise.
5977 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
5984 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
5985 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
5986 on_worklist argument and avoid adding things to worklist multiple
5988 (add_to_worklist): Ditto.
5989 (mark_aliases_call_clobbered): Mark entire structure clobbered if
5990 single SFT is clobbered.
5991 (set_initial_properties): Ditto.
5992 (compute_call_clobbered): Update for changes to function
5994 (create_overlap_variables_for): Always create SFT for offset 0.
5995 (create_structure_vars): Handle PHI's, since we are in SSA form at
5997 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
5998 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
6000 (add_vars_for_offset): Figure out aliases from access + points-to.
6001 (add_virtual_operand): Use add_vars-for_offset.
6002 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
6003 (add_call_clobber_ops): Remove makes_clobbering_call set.
6004 (get_expr_operands): Always pass through the INDIRECT_REF
6006 * tree-ssa-structalias.c (struct constraint_graph): Remove
6008 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
6009 address_taken, pt_used, number_incoming.
6010 (FIRST_ADDR_NODE): Removed.
6011 (merge_graph_nodes): Remove broken code for the moment.
6012 (init_graph): New function.
6013 (build_pred_graph): Remove code to init_graph.
6014 Add location equivalence support.
6015 (struct scc_info): Rename roots to deleted.
6017 (init_scc_info): Ditto
6018 (init_topo_info): Use graph->size.
6019 (compute_topo_order): Ditto.
6020 (do_da_constraint): Removed.
6021 (do_sd_constraint): Remove calls to find().
6022 set_union_with_increment should always get 0 as last arg here.
6023 (do_complex_constraint): Replace do_da_constraint with assert.
6025 (struct equiv_class_label): New.
6026 (pointer_equiv_class_table): Ditto.
6027 (location_equiv_class_table): Ditto.
6028 (equiv_class_label_hash): Ditto.
6029 (equiv_class_label_eq): Ditto
6030 (equiv_class_lookup): Ditto.
6031 (equiv_class_ladd): Ditto.
6032 (pointer_equiv_class): Ditto.
6033 (location_equiv_class): Ditto.
6034 (condense_visit): Rename and rewrite from label_visit to do only
6035 SCC related stuff for HU.
6036 (label_visit): Do HU work for HU.
6037 (perform_var_substitution): Update to do HU and location
6039 (free_var_substitution_info): Update to free HU and location
6040 equivalence structures. */
6041 (find_equivalent_node): Update for pointer but not location
6043 (unite_pointer_equivalences): New function.
6044 (move_complex_constraints): Rewrite to only do moving.
6045 (rewrite_constraints): Split out of move_complex_constraints.
6046 (solve_graph): Use graph->size.
6047 (process_constraint_1): Add from_call argument, use it.
6048 Split *a = &b into two constraints.
6049 (process_constraint): Use new process_constraint_1.
6050 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
6051 (get_constraint_for): Handle non-pointer integers properly.
6052 Remove code that used to handle structures.
6053 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
6054 with unknown addends.
6055 (handle_rhs_call): New function.
6056 (find_func_aliases): Use handle_rhs_call.
6057 (set_uids_in_ptset): Add an assert.
6058 (set_used_smts): Fix bug in not considering unified vars.
6059 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
6060 (compute_points_to_sets): Update for other function changes.
6061 (delete_points_to_sets): Ditto.
6062 (ipa_pta_execute): Ditto.
6063 (pass_ipa_pta): We need to update SSA after ipa_pta.
6065 2007-08-19 Jan Hubicka <jh@suse.cz>
6067 * i386.md: Replace "rim" and "mri" constraints by "g".
6069 2007-08-19 Joseph Myers <joseph@codesourcery.com>
6071 * dwarf2out.c (text_section_used, cold_text_section_used,
6072 cold_text_section, dwarf2out_note_section_used): New.
6073 (dwarf2out_init): Initialize cold_text_section.
6074 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
6075 dwarf2out_note_section_used.
6076 (size_of_aranges): Only count entry for text section if it was
6077 used. Count entry for cold text section if it was used.
6078 (output_aranges): Only output entries for text section and cold
6079 text section if they were used.
6081 2007-08-19 Andrew Pinski <pinskia@gmail.com>
6083 * tree-pretty-print.c (debug_generic_expr): Add a comment about
6085 (debug_generic_stmt): Likewise.
6086 (debug_tree_chain): Likewise.
6088 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
6090 * tree-data-refs.c (split_constant_offset): Expose.
6091 * tree-data-refs.h (split_constant_offset): Add declaration.
6093 * tree-vectorizer.h (dr_alignment_support): Renamed
6094 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
6095 Added a new value dr_explicit_realign.
6096 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
6097 dr_offset, dr_step, and dr_aligned_to, along with new access
6098 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
6099 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
6100 STMT_VINFO_DR_ALIGNED_TO.
6102 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
6104 In case of outer-loop vectorization with non-fixed misalignment - use
6105 the dr_explicit_realign scheme instead of the optimized realignment
6107 (new_stmt_vec_info): Initialize new fields.
6109 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
6110 'nested_in_vect_loop' case. Change verbosity level.
6111 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
6112 Don't fail on zero step in the outer-loop for loads.
6113 (vect_analyze_data_refs): Call split_constant_offset to calculate
6114 base, offset and init relative to the outer-loop.
6116 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
6117 BSI function argument with a new function argument - at_loop.
6118 Simplify the condition that determines STEP. Takes additional argument
6119 INV_P. Support outer-loop vectorization (handle the
6120 nested_in_vect_loop case), including zero step in the outer-loop. Call
6121 vect_create_addr_base_for_vector_ref with additional argument.
6122 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
6123 Updated function documentation. Handle the 'nested_in_vect_loop' case.
6124 Fixed and simplified calculation of step.
6125 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
6126 of bsi, and with additional argument. Call bump_vector_ptr with
6127 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
6128 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
6129 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
6130 when the realignment setup needs to take place inside the loop.
6131 Support the dr_explicit_realign scheme. Allow generating the optimized
6132 realignment scheme for outer-loop vectorization. Added documentation.
6133 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
6134 the 'nested_in_vect_loop' case, including loads that are invariant in
6135 the outer-loop and the realignment schemes. Handle the case when the
6136 realignment setup needs to take place inside the loop. Call
6137 vect_setup_realignment with additional arguments. Call
6138 vect_create_data_ref_ptr with additional argument and with loop instead
6139 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
6140 (vect_gen_niters_for_prolog_loop): Call
6141 vect_create_addr_base_for_vector_ref with additional arguments.
6142 (vect_create_cond_for_align_checks): Likewise.
6143 (bump_vector_ptr): Updated to support the new dr_explicit_realign
6144 scheme: takes additional argument bump; argument ptr_incr is now
6145 optional; updated documentation.
6146 (vect_init_vector): Takes additional argument (bsi). Use it, if
6147 available, to insert the vector initialization.
6148 (get_initial_def_for_induction): Pass additional argument in call to
6150 (vect_get_vec_def_for_operand): Likewise.
6151 (vect_setup_realignment): Likewise.
6152 (vectorizable_load): Likewise.
6154 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
6156 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
6157 as argument instead of struct loop.
6158 (nested_in_vect_loop_p): New function.
6159 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
6161 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
6162 from other phis in the loop.
6163 (destroy_loop_vec_info): Add additional argument to declaration.
6165 * tree-vectorizer.c (supportable_widening_operation): Also check if
6166 nested_in_vect_loop_p (don't allow changing the order in this case).
6167 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
6168 of struct loop. Call nested_in_vect_loop_p and don't require
6169 flag_unsafe_math_optimizations if it returns true.
6170 (new_stmt_vec_info): When setting def_type for phis differentiate
6171 loop-header phis from other phis.
6172 (bb_in_loop_p): New function.
6173 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
6174 just update their loop_vinfo. Order of BB traversal now matters -
6175 call dfs_enumerate_from with bb_in_loop_p.
6176 (destroy_loop_vec_info): Takes additional argument to control whether
6177 stmt_vinfo of the loop stmts should be destroyed as well.
6178 (vect_is_simple_reduction): Allow the "non-reduction" use of a
6179 reduction stmt to be defines by a non loop-header phi.
6180 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
6182 * tree-vect-transform.c (vectorizable_reduction): Call
6183 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
6184 (vectorizable_call): Likewise.
6185 (vectorizable_conversion): Likewise.
6186 (vectorizable_operation): Likewise.
6187 (vectorizable_type_promotion): Likewise.
6188 (vectorizable_type_demotion): Likewise.
6189 (vectorizable_store): Likewise.
6190 (vectorizable_live_operation): Likewise.
6191 (vectorizable_reduction): Likewise. Also pass loop_info to
6192 vect_is_simple_reduction instead of loop.
6193 (vect_init_vector): Call nested_in_vect_loop_p.
6194 (get_initial_def_for_reduction): Likewise.
6195 (vect_create_epilog_for_reduction): Likewise.
6196 (vect_init_vector): Check which loop to work with, in case there's an
6198 (get_initial_def_for_inducion): Extend to handle outer-loop
6199 vectorization. Fix indentation.
6200 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
6201 In the case vect_induction_def get the vector def from the induction
6202 phi node, instead of calling get_initial_def_for_inducion.
6203 (get_initial_def_for_reduction): Extend to handle outer-loop
6205 (vect_create_epilog_for_reduction): Extend to handle outer-loop
6207 (vect_transform_loop): Change assert to just skip this case. Add a
6209 (vect_finish_stmt_generation): Add a couple asserts.
6211 (vect_estimate_min_profitable_iters): Multiply
6212 cost of inner-loop stmts (in outer-loop vectorization) by estimated
6214 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
6215 this is an inner-loop reduction in outer-loop vectorization.
6217 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
6218 Same code as what used to be vect_analyze_scalar_cycles, only with
6219 additional argument loop, and loop_info passed to
6220 vect_is_simple_reduction instead of loop.
6221 (vect_analyze_scalar_cycles): Code factored out into
6222 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
6223 Updated documentation.
6224 (analyze_operations): Check for inner-loop loop-closed exit-phis during
6225 outer-loop vectorization that are live or not used in the outerloop,
6226 cause this requires special handling.
6227 (vect_enhance_data_refs_alignment): Don't consider versioning for
6229 (vect_analyze_data_refs): Check that there are no datarefs in the
6231 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
6232 and vect_used_in_outer_by_reduction cases.
6233 (process_use): Also consider the case of outer-loop stmt defining an
6234 inner-loop stmt and vice versa.
6235 (vect_analyze_loop_1): New function.
6236 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
6237 loops. Call vect_analyze_loop_1.
6238 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
6239 been vectorized. Call destroy_loop_vec_info with additional argument.
6241 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
6242 in the inner-loop when doing outer-loop vectorization. Add
6243 documentation and printout.
6244 (vect_recog_dot_prod_pattern): Likewise. Also add check for
6245 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
6247 2007-08-18 Andrew Pinski <pinskia@gmail.com>
6249 * tree-affine.h (print_aff): New prototype.
6250 (debug_aff): Likewise.
6251 * tree-affine.c (print_aff): New function.
6252 (debug_aff): Likewise.
6254 2007-08-18 Paul Brook <paul@codesourcery.com>
6255 Joseph Myers <joseph@codesourcery.com>
6257 * common.opt (-fdebug-prefix-map=): New option.
6258 * opts.c: Include debug.h.
6259 (common_handle_option): Handle -fdebug-prefix-map.
6260 * final.c: Include ggc.h.
6261 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
6262 remap_debug_filename): New.
6263 * Makefile.in (final.o, opts.o): Update dependencies.
6264 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
6265 * configure.ac: Check for assembler --debug-prefix-map support.
6266 * configure, config.in: Regenerate.
6267 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
6268 (ASM_DEBUG_SPEC): Include ASM_MAP.
6269 * doc/install.texi (--with-debug-prefix-map): Document.
6270 * doc/invoke.texi (-fdebug-prefix-map): Document.
6271 * dbxout.c (dbxout_init, dbxout_start_source_file,
6272 dbxout_source_file): Call remap_debug_filename.
6273 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
6274 dwarf2out_start_source_file, dwarf2out_finish): Call
6275 remap_debug_filename.
6276 (file_table_relative_p): Do not check d->emitted_number.
6277 * toplev.c (output_file_directive): Call remap_debug_filename.
6278 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
6279 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
6281 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6283 * loop-invariant.c (find_invariants_to_move): Add missing macro
6286 2007-08-17 Tom Tromey <tromey@redhat.com>
6288 * tree.h (struct tree_label_decl): Removed old "java" fields.
6290 2007-08-17 Richard Sandiford <richard@codesourcery.com>
6291 Nigel Stephens <nigel@mips.com>
6293 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
6294 Treat -mno-data-in-code and -mcode-xonly as aliases for
6295 -mcode-readable=no and -mcode-readable=pcrel respectively.
6296 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
6297 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
6298 (MULTILIB_DIRNAMES): Update accordingly.
6300 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
6302 * Makefile.in (version.o): Depend on $(REVISION) only if
6303 REVISION_s is defined.
6305 2007-08-17 Sa Liu <saliu@de.ibm.com>
6306 Ulrich Weigand <uweigand@de.ibm.com>
6309 * tree.c (reconstruct_complex_type): For a pointer to a vector,
6310 use build_qualified_type to retain qualifiers of the base type.
6312 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
6314 * config/score/score.md : Update pattern tablejump.
6315 * config/score/score.c : Update score_initialize_trampoline
6317 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
6318 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
6319 * doc/contrib.texi: Add my entry.
6321 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
6323 * Makefile.in (REVISION): New.
6326 (version.o): Also depend on $(REVISION). Add
6327 -DREVISION=$(REVISION_s).
6329 * version.c (version_string): Add REVISION.
6331 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
6333 * tree-eh.c (lower_try_finally_onedest): Reset the locus
6334 of GOTO that's relocated to a different block.
6336 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6338 * c-common.c (const_strip_array_types): New.
6339 * c-common.h (lang_missing_noreturn_ok_p): Delete.
6340 (const_strip_array_types): New.
6341 * c-objc-common.c (c_disregard_inline_limits,
6342 c_warn_unused_global_decl): Constify.
6343 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
6344 c_vla_type_p, c_incomplete_type_error): Likewise.
6345 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
6346 * hooks.c (hook_bool_const_tree_false): New.
6347 * hooks.h (hook_bool_const_tree_false): Likewise.
6348 * langhooks-def.h (lhd_warn_unused_global_decl,
6349 lhd_incomplete_type_error, lhd_expr_size,
6350 lhd_tree_inlining_disregard_inline_limits,
6351 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
6352 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
6353 * langhooks.c (lhd_warn_unused_global_decl,
6354 lhd_incomplete_type_error,
6355 lhd_tree_inlining_disregard_inline_limits,
6356 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
6357 lhd_expr_size): Likewise.
6358 * langhooks.h (lang_hooks_for_tree_inlining,
6359 lang_hooks_for_tree_dump, lang_hooks_for_types,
6360 lang_hooks_for_decls, lang_hooks): Likewise.
6361 * pointer-set.c (pointer_set_t, pointer_set_create,
6362 pointer_set_contains, insert_aux, pointer_set_insert,
6363 pointer_set_traverse, pointer_map_t, pointer_map_create,
6364 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
6366 * pointer-set.h (pointer_set_contains, pointer_set_insert,
6367 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
6368 pointer_map_traverse): Likewise.
6369 * predict.c (assert_is_empty): Likewise.
6370 * tree-affine.c (free_name_expansion): Likewise.
6371 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
6372 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
6373 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
6375 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
6377 * tree-vectorizer.c (new_loop_vec_info): Initialize new
6379 (destroy_loop_vec_info): Add call to VEC_free.
6380 * tree-vectorizer.h (may_alias_ddrs): Define.
6381 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
6382 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
6383 Change reporting to dump.
6384 (vect_is_duplicate_ddr): New.
6385 (vect_mark_for_runtime_alias_test): New.
6386 (vect_analyze_data_ref_dependences) Add call to
6387 vect_mark_for_runtime_alias_test.
6388 (vect_enhance_data_refs_alignment): Define local variable
6389 vect_versioning_for_alias_required, don't perform
6390 peeling for alignment if versioning for alias is
6392 (vect_enhance_data_refs_alignment): Use
6393 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
6394 PARAM_VECT_MAX_VERSION_CHECKS.
6395 * tree-vect-transform.c
6396 (vect_create_cond_for_alias_checks): New.
6397 (vect_transform_loop): Add call to
6398 vect_create_cond_for_alias_checks.
6399 (vect_vfa_segment_size): New.
6400 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
6402 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
6403 * gcc/doc/invoke.texi
6404 (vect-max-version-for-alignment-checks): Document.
6405 (vect-max-version-for-alias-checks): Document.
6406 (vect-max-version-checks): Remove.
6408 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
6410 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
6411 the same line as the instruction for all asm dialects.
6412 (*rep_movsi): Ditto.
6413 (*rep_movsi_rex64): Ditto.
6414 (*rep_movqi): Ditto.
6415 (*rep_movqi_rex64): Ditto.
6416 (*rep_stosdi_rex64): Ditto.
6417 (*rep_stossi): Ditto.
6418 (*rep_stossi_rex64): Ditto.
6419 (*rep_stosqi): Ditto.
6420 (*rep_stosqi_rex64): Ditto.
6421 (*cmpstrnqi_nz_1): Ditto.
6422 (*cmpstrnqi_nz_rex_1): Ditto.
6423 (*cmpstrnqi_1): Ditto.
6424 (*cmpstrnqi_rex_1): Ditto.
6425 (*strlenqi_1): Ditto.
6426 (*strlenqi_rex_1): Ditto.
6427 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
6428 prefix on the same line as the instruction for all asm dialects.
6429 (sync_double_compare_and_swap<mode>): Ditto.
6430 (*sync_double_compare_and_swapdi_pic): Ditto.
6431 (*sync_compare_and_swap_cc<mode>): Ditto.
6432 (sync_double_compare_and_swap_cc<mode>): Ditto.
6433 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
6434 (sync_old_add<mode>): Ditto.
6435 (sync_add<mode>): Ditto.
6436 (sync_sub<mode>): Ditto.
6437 (sync_ior<mode>): Ditto.
6438 (sync_and<mode>): Ditto.
6439 (sync_xor<mode>): Ditto.
6441 2007-08-16 Richard Sandiford <richard@codesourcery.com>
6444 * reload.c (find_reloads): Check that the memory returned by
6445 find_reloads_toplev was not the result of forcing a constant
6447 (find_reloads_toplev): Always use simplify_gen_subreg to get
6448 the subreg of a constant. If the result is also a constant,
6449 but not a legitimate one, force it into the constant pool
6450 and reload its address.
6452 2007-08-15 David Edelsohn <edelsohn@gnu.org>
6454 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
6457 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
6459 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
6460 directive for the current vector ABI.
6462 2007-08-15 Steve Ellcey <sje@cup.hp.com>
6465 * caller-save.c (reg_save_code): Set invalide status on restore code.
6467 2007-08-15 Diego Novillo <dnovillo@google.com>
6469 * tree-ssa-alias.c (compute_memory_partitions): Use
6470 alias_bitmap_obstack to allocate bitmaps.
6471 (reset_alias_info): Factor out of init_alias_info.
6472 Mark all name tags not associated to an SSA name for renaming.
6473 (init_alias_info): Call it.
6474 (create_name_tags): Tidy. Add comments.
6475 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
6477 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
6479 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
6480 scheduler dependencies.
6482 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
6484 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
6486 (*iorsi_1_zext): Likewise.
6487 (*iorsi_1_zext_imm): Likewise.
6488 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
6489 with "rm"/"xm" constraint.
6490 (sse2_vmsqrtv2df2): Likewise.
6492 2007-08-15 Jakub Jelinek <jakub@redhat.com>
6495 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
6498 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
6500 * tree-pass.h (PROP_pta): Removed.
6501 (TODO_rebuild_alias): New.
6502 (pass_may_alias): Removed.
6503 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
6504 aliasing if we changed something.
6505 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
6507 (pass_may_alias): Removed.
6508 (create_structure_vars): Return TODO_rebuild_alias.
6509 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
6510 * tree-sra.c (tree_sra): Only rebuild aliasing if something
6512 (tree_sra_early): We never affect aliasing right now.
6513 * tree-flow.h (compute_may_aliases): New prototype.
6514 * passes.c: Remove pass_may_alias from the passes.
6515 (execute_function_todo): Support TODO_rebuild_alias.
6517 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
6519 * i386.c: (legitimize_address): Move dllimported variable check
6520 infront of legitimizing pic address of CONST symbols.
6522 2007-08-14 Steve Ellcey <sje@cup.hp.com>
6524 PR tree-optimization/32941
6525 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
6526 (goto_queue_cmp): Remove.
6527 (find_goto_replacement): Change search method.
6528 (maybe_record_in_goto_queue): Add assert.
6529 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
6530 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
6532 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6534 * alias.c (component_uses_parent_alias_set): Constify.
6535 * alias.h (component_uses_parent_alias_set): Likewise.
6536 * cfgrtl.c (print_rtl_with_bb): Likewise.
6537 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
6538 mpz_get_double_int): Likewise.
6539 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
6540 mpz_get_double_int): Likewise.
6541 * expr.c (is_aligning_offset, undefined_operand_subword_p,
6542 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
6544 * expr.h (safe_from_p): Likewise.
6545 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
6547 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
6548 zero_sized_type, goa_lhs_expr_p): Likewise.
6549 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
6550 * rtl.h (print_rtl_with_bb): Likewise.
6551 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
6552 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
6553 * tree-flow-inline.h (bb_stmt_list): Constify.
6554 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
6556 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
6557 const_first_stmt, const_last_stmt): New.
6558 (block_may_fallthru, empty_block_p): Constify.
6559 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
6560 EXPR_ONLY_BODY): New.
6561 (expr_first, expr_last, expr_only): Use macro for body.
6562 (const_expr_first, const_expr_last, const_expr_only): New.
6563 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
6564 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
6565 ctsi_prev, ctsi_stmt): New.
6566 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
6567 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
6568 * tree-ssa-loop-niter.c (loop_only_exit_p,
6569 derive_constant_upper_bound): Likewise.
6570 * tree-ssa-phiopt.c (empty_block_p): Likewise.
6571 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
6572 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
6573 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
6574 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
6575 * tree.c (get_type_static_bounds): Likewise.
6576 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
6577 (get_type_static_bounds): Constify.
6579 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
6582 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
6583 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
6584 (*<addsub><mode>3_cc_overflow): New.
6585 (*add<mode>3_cconly_overflow): New.
6586 (*sub<mode>3_cconly_overflow): New.
6587 (*<addsub>si3_zext_cc_overflow): New.
6588 * config/i386/predicates.md (fcmov_comparison_operator): Accept
6589 CCCmode for LTU, GTU, LEU and GEU.
6590 (ix86_comparison_operator): Likewise.
6591 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
6592 * config/i386/i386.c (put_condition_code): Support CCCmode.
6593 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
6594 or MINUS expressions.
6596 2007-08-14 Andrew Pinski <pinskia@gmail.com>
6599 * c-typeck.c (build_binary_op): Disallow vector float types with
6600 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
6602 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
6604 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
6605 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
6606 (dep_def): New typedef.
6607 (init_dep_1, sd_debug_dep): Declare functions.
6608 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
6609 (debug_dep_links): Remove.
6610 (struct _deps_list): New field 'n_links'.
6611 (DEPS_LIST_N_LINKS): New macro.
6612 (FOR_EACH_DEP_LINK): Remove.
6613 (create_deps_list, free_deps_list, delete_deps_list): Remove
6615 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
6616 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
6617 (copy_deps_list_change_con, move_dep_link): Ditto.
6618 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
6619 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
6621 (INSN_BACK_DEPS): Remove.
6622 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
6624 (INSN_DEP_COUNT): Remove.
6625 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
6626 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
6627 Declare global variables.
6628 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
6629 (add_forw_dep, compute_forward_dependences): Remove declarations.
6630 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
6631 (add_back_forw_dep, delete_back_forw_dep): Ditto.
6632 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
6634 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
6636 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
6637 (sd_list_types_def): New typedef.
6638 (sd_next_list): Declare function.
6639 (struct _sd_iterator): New type.
6640 (sd_iterator_def): New typedef.
6641 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
6643 (FOR_EACH_DEP): New cycle wrapper.
6644 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
6646 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
6647 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
6650 * sched-deps.c (init_dep_1): Make global.
6651 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
6653 (dump_dep): New static function.
6654 (dump_dep_flags): New static variable.
6655 (sd_debug_dep): New function.
6656 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
6658 (move_dep_link): Use remove_from_deps_list (), instead of
6660 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
6661 (dep_link_is_detached_p): New static function.
6662 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
6664 (dn_pool, dl_pool): New alloc_pools.
6665 (dn_pool_diff, dl_pool_diff): New static variables.
6666 (create_dep_node, delete_dep_node): New static function.
6667 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
6668 (deps_list_empty_p): Make it static. Use 'n_links' field.
6669 (deps_pools_are_empty_p): New static function.
6670 (alloc_deps_list, delete_deps_list): Remove.
6671 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
6672 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
6673 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
6674 (forward_dependency_cache): Remove.
6675 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
6676 'back' from the names. Change signature to use dep_t instead of
6678 (add_back_dep): Ditto. Make global.
6679 (check_dep_status): Rename to check_dep ().
6680 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
6682 (sd_finish_insn): Ditto.
6683 (sd_find_dep_between_no_cache): New static function.
6684 (sd_find_dep_between): New function.
6685 (ask_dependency_caches, set_dependency_caches): New static functions.
6686 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
6687 (add_or_update_dep_1): Separate pieces of functionality into
6688 ask_dependency_caches (), update_dependency_caches (),
6689 change_spec_dep_to_hard (), update_dep ().
6690 (get_back_and_forw_lists): New static function.
6691 (sd_add_dep): Separate setting of dependency caches into
6692 set_dependency_caches ().
6693 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
6695 (sd_delete_dep): Ditto.
6696 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
6697 (dump_lists): New static function.
6698 (sd_debug_lists): New debug function.
6699 (delete_all_dependences, fixup_sched_groups): Update to use
6700 sd_* infrastructure.
6701 (sched_analyze_2): Create data-speculative dependency only if
6702 data-speculation is enabled.
6703 (sched_analyze_insn): If insn cannot be speculative, make all its
6704 dependencies non-speculative.
6705 (sched_analyze): Use sd_init_insn ().
6706 (add_forw_dep, compute_forward_dependencies): Remove.
6707 (delete_dep_nodes_in_back_deps): New static function.
6708 (sched_free_deps): New function.
6709 (init_dependency_caches): Init alloc_pools.
6710 (extend_depedency_caches): Update after removing of
6711 forward_dependency_cache.
6712 (free_dependency_caches): Ditto. Free alloc_pools.
6713 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
6714 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
6716 (add_back_forw_dep, delete_back_forw_dep): Ditto.
6717 (add_dependence): Use init_dep ().
6718 (get_dep_weak_1): New static function.
6719 (get_dep_weak): Move logic to get_dep_weak_1 ().
6720 (dump_ds): New static function moved from haifa-sched.c:
6721 debug_spec_status ().
6722 (debug_ds): New debug function.
6723 (check_dep_status): Rename to check_dep (). Update to check whole
6726 * haifa-sched.c (spec_info): Make global.
6727 (added_recovery_block_p): Rename to
6728 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
6729 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
6730 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
6731 to use new interfaces.
6732 (ok_for_early_queue_removal): Ditto.
6733 (schedule_block): Initialize logical uids of insns emitted by the
6735 (sched_init): Initialize new variable.
6736 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
6738 (extend_global): Initialize insn data.
6739 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
6740 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
6742 (add_to_speculative_block): Update to use new interfaces.
6743 (create_recovery_block): Set new variables.
6744 (create_check_block_twin, fix_recovery_deps): Update to use new
6746 (sched_insn_is_legitimate_for_speculation_p): New function.
6747 (speculate_insn): Move checking logic to
6748 sched_insn_is_legitimate_for_speculation_p ().
6749 (sched_remove_insn): Finalize sched-deps information of instruction.
6750 (clear_priorities, add_jump_dependencies): Update to use new
6752 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
6754 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
6755 to use new interfaces.
6756 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
6757 (new_ready): Try to use control speculation only if it is available.
6758 (add_branch_dependences): Update to use new interfaces.
6759 (compute_block_backward_dependences): Rename to
6760 compute_block_dependences (). Call
6761 targetm.sched.dependencies_evaluation_hook ().
6762 (free_block_dependencies): New static function.
6763 (debug_dependencies): Update to use new interfaces.
6764 (schedule_region): Remove separate computation of forward dependencies.
6765 Move call of targetm.sched.dependencies_evaluation_hook () to
6766 compute_block_dependences (). Free dependencies at the end of
6767 scheduling the region.
6769 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
6771 (add_deps_for_risky_insns): Ditto.
6772 (schedule_ebb): Remove separate computation of forward dependencies.
6773 Free dependencies at the end of scheduling the ebb.
6775 * ddg.c (create_ddg_dependence): Update to use new interfaces.
6776 (build_intra_loop_deps): Ditto. Remove separate computation of
6777 forward dependencies. Free sched-deps dependencies.
6779 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
6780 to use new interfaces.
6781 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
6783 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
6785 (is_costly_group): Ditto.
6787 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6789 * alias.c (rtx_equal_for_memref_p): Constify.
6790 * basic-block.h (const_edge, const_basic_block): New.
6791 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
6792 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
6793 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
6794 probably_never_executed_bb_p, edge_probability_reliable_p,
6795 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
6796 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
6798 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
6799 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
6801 * cfganal.c (flow_active_insn_p, forwarder_block_p,
6802 flow_nodes_print, dfs_enumerate_from): Likewise.
6803 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
6804 control_flow_insn_p, count_basic_blocks): Likewise.
6805 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
6806 get_loop_body_with_size, loop_exit_edge_p): Likewise.
6807 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
6808 average_num_loop_insns, loop_exit_edge_p,
6809 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
6810 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
6811 average_num_loop_insns, seq_cost): Likewise.
6812 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
6813 * dominance.c (dominated_by_p): Likewise.
6814 * emit-rtl.c (validate_subreg): Likewise.
6815 * except.c (can_throw_internal, can_throw_external): Likewise.
6816 * except.h (can_throw_internal, can_throw_external): Likewise.
6817 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
6818 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
6819 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
6820 simple_mem, store_ops_ok, load_kills_store, find_loads,
6821 store_killed_in_insn, store_killed_after, store_killed_before,
6822 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
6824 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
6825 noce_mem_write_may_trap_or_fault_p): Likewise.
6826 * pointer-set.c (pointer_set_contains, pointer_map_contains):
6828 * pointer-set.h (pointer_set_contains, pointer_map_contains):
6830 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
6831 probably_cold_bb_p, probably_never_executed_bb_p,
6832 edge_probability_reliable_p, br_prob_note_reliable_p,
6833 can_predict_insn_p): Likewise.
6834 * regclass.c (reg_set_to_hard_reg_set): Likewise.
6835 * resource.c (return_insn_p): Likewise.
6836 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
6838 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
6839 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
6840 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
6841 verify_gimple_modify_stmt): Likewise.
6842 * tree-chrec.c (is_not_constant_evolution,
6843 is_multivariate_chrec_rec, is_multivariate_chrec,
6844 chrec_contains_symbols, chrec_contains_undetermined,
6845 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
6846 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
6847 eq_evolutions_p, scev_direction): Likewise.
6848 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
6849 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
6850 chrec_contains_symbols_defined_in_loop,
6851 chrec_contains_undetermined, tree_contains_chrecs,
6852 evolution_function_is_affine_multivariate_p,
6853 evolution_function_is_univariate_p, chrec_zerop,
6854 evolution_function_is_constant_p, evolution_function_is_affine_p,
6855 evolution_function_is_affine_or_constant_p,
6856 tree_does_not_contain_chrecs, chrec_type): Likewise.
6857 * tree-data-ref.c (tree_fold_divides_p,
6858 object_address_invariant_in_loop_p, dr_may_alias_p,
6859 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
6860 same_access_functions, constant_access_functions,
6861 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
6863 * tree-flow.h (scev_direction): Likewise.
6864 * tree-gimple.c (is_gimple_stmt): Likewise.
6865 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
6867 * tree-pretty-print.c (op_prio): Likewise.
6868 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
6869 analyzable_condition, backedge_phi_arg_p): Likewise.
6870 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
6871 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
6872 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
6875 2007-08-13 Dan Hipschman <dsh@google.com>
6878 * c-format.c (check_format_arg): Move check for zero-length
6879 format strings below the check for unterminated strings.
6881 2007-08-13 Andrew Pinski <pinskia@gmail.com>
6884 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
6887 2007-08-13 Nick Clifton <nickc@redhat.com>
6889 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
6891 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6894 * c-format.c (gcc_gfc_length_specs): New array.
6895 (gcc_gfc_char_table): Add unsigned specifier, and references to
6896 the l length modifier.
6897 (format_types_orig): Use the new gcc_gfc_length_specs.
6899 2007-08-12 Sa Liu <saliu@de.ibm.com>
6901 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
6902 and with REG_RETVAL note after split.
6904 2007-08-11 David Daney <ddaney@avtrex.com>
6906 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
6907 as ATTRIBUTE_UNUSED.
6909 2007-08-11 David Edelsohn <edelsohn@gnu.org>
6910 Segher Boessenkool <segher@kernel.crashing.org>
6912 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
6913 HAVE_LOCAL_CPU_DETECT not defined.
6915 2007-08-11 Jan Hubicka <jh@suse.cz>
6917 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
6918 (cgraph_process_new_functions): Honor previous value of
6919 disregard_inline_limits.
6920 * ipa-inline.c (compute_inline_parameters): Likewise.
6922 2007-08-11 Ian Lance Taylor <iant@google.com>
6924 * alias.h (alias_set_type): Define new type.
6925 (ALIAS_SET_MEMORY_BARRIER): Use it.
6926 * rtl.h: Include alias.h.
6927 (struct mem_attrs): Use alias_set_type.
6928 * tree.h: Include alias.h
6929 (struct tree_type): Use alias_set_type.
6930 (struct tree_struct_field_tag): Likewise.
6931 (struct tree_decl_common): Likewise.
6932 * alias.c (struct alias_set_entry): Use alias_set_type.
6933 (get_alias_set_entry, alias_set_subset_of): Likewise.
6934 (alias_sets_conflict_p): Likewise.
6935 (alias_sets_must_conflict_p): Likewise.
6936 (objects_must_conflict_p): Likewise.
6937 (get_alias_set, new_alias_set): Likewise.
6938 (record_alias_subset, record_component_aliases): Likewise.
6939 (varargs_set, frame_set): Change to alias_set_type.
6940 (get_varargs_alias_set): Use alias_set_type.
6941 (get_frame_alias_set): Likewise.
6942 * builtins.c (setjmp_alias_set): Change to alias_set_type.
6943 * dse.c (struct store_info): Use alias_set_type.
6944 (struct read_info, struct clear_alias_mode_holder): Likewise.
6945 (clear_alias_set_lookup, canon_address): Likewise.
6946 (record_store, check_mem_read_rtx): Likewise.
6947 (dse_record_singleton_alias_set): Likewise.
6948 (dse_invalidate_singleton_alias_set): Likewise.
6949 * emit-rtl.c (get_mem_attrs): Likewise.
6950 (set_mem_attributes_minus_bitpos): Likewise.
6951 (set_mem_alias_set): Likewise.
6952 * expr.c (store_constructor_field, store_field): Likewise.
6953 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
6954 * langhooks.c (lhd_get_alias_set): Likewise.
6955 * langhooks-def.h (lhd_get_alias_set): Likewise.
6956 * reload1.c (alter_reg): Likewise.
6957 * tree-flow.h (struct fieldoff): Likewise.
6958 * tree-ssa-alias.c (struct alias_map_d): Likewise.
6959 (may_alias_p, get_smt_for, create_sft): Likewise.
6960 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
6961 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
6962 (merge_smts_into): Likewise.
6963 * varasm.c (const_alias_set): Likewise.
6964 * c-common.c (strict_aliasing_warning): Likewise.
6965 (c_common_get_alias_set): Likewise.
6966 * dse.h (dse_record_singleton_alias_set): Update declaration.
6967 (dse_invalidate_singleton_alias_set): Likewise.
6968 * emit-rtl.h (set_mem_alias_set): Likewise.
6969 * c-common.h (c_common_get_alias_set): Likewise.
6970 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
6971 * print-tree.c (print_node): Likewise.
6972 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
6974 (alpha_setup_incoming_varargs): Use alias_set_type.
6975 * config/i386/i386.c (setup_incoming_varargs_64): Use
6977 (setup_incoming_varargs_ms_64): Likewise.
6978 (ix86_GOT_alias_set): Likewise.
6979 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
6980 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
6981 (set): Change to alias_set_type.
6982 (get_TOC_alias_set): Use alias_set_type.
6983 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
6985 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
6986 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
6988 (struct_value_alias_set): Likewise.
6989 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
6991 2007-08-11 Richard Sandiford <richard@codesourcery.com>
6993 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
6994 * config/vxworks.h (TARGET_VXWORKS): Override.
6995 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
6996 "mips" if TARGET_VXWORKS.
6998 2007-08-11 Richard Sandiford <richard@codesourcery.com>
7000 * calls.c (avoid_likely_spilled_reg): New function.
7001 (expand_call): Use it.
7003 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7005 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
7007 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
7009 * config/mips/predicates.md (const_call_insn_operand): Invoke
7010 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
7012 2007-08-10 David Edelsohn <edelsohn@gnu.org>
7015 * config/rs6000/driver-rs6000.c: Include link.h.
7016 Use ElfW instead of wordsize-specif typedef.
7018 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7020 * system.h (CONST_CAST): New.
7021 * c-decl.c (c_make_fname_decl): Use it.
7022 * c-lex.c (cb_ident, lex_string): Likewise.
7023 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
7024 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
7025 give_switch, set_multilib_dir): Likewise.
7026 * gengtype-parse.c (string_seq, typedef_name): Likewise.
7027 * passes.c (execute_one_pass): Likewise.
7028 * prefix.c (update_path): Likewise.
7029 * pretty-print.c (pp_base_destroy_prefix): Likewise.
7030 * tree.c (build_string): Likewise.
7032 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
7034 * tree-flow-inline.h (is_exec_stmt): Remove.
7035 (is_label_stmt): Remove.
7036 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
7039 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
7041 * lower-subreg.c (resolve_shift_zext): Don't adjust
7042 src_reg_num for wordmode operands.
7044 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
7045 David Ung <davidu@mips.com>
7047 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
7048 (TARGET_SCHED_REORDER2): Define.
7049 (mips_maybe_swap_ready): New.
7050 (mips_last_74k_agen_insn): New.
7051 (mips_74k_agen_init): New.
7052 (mips_74k_agen_reorder): New function to group loads and stores
7054 (mips_sched_init): New.
7055 (mips_sched_reorder): Don't do initialization here. Call
7056 mips_74k_agen_reorder.
7057 (mips_variable_issue): Call mips_74k_agen_init.
7059 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
7061 * tree-flow-inline.h (get_filename): Remove.
7063 2007-08-10 Richard Sandiford <richard@codesourcery.com>
7065 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
7067 (mips_fetch_insns): Delete in favor of...
7068 (mips_load_store_insns): ...this new function.
7069 * config/mips/mips.c (mips_address_insns): Add a boolean argument
7070 to say whether multiword moves _might_ be split.
7071 (mips_fetch_insns): Delete in favor of...
7072 (mips_load_store_insns): ...this new function.
7073 (mips_rtx_costs): Update the call to mips_address_insns.
7074 (mips_address_cost): Likewise.
7075 * config/mips/mips.md (length): Use mips_load_store_insns instead
7076 of mips_fetch_insns.
7077 * config/mips/constraints.md (R): Use mips_address_insns rather
7078 than mips_fetch_insns. Assume that the move never needs to be split.
7080 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
7082 * config/mips/mips.opt (mhard-float, msoft-float): Make these
7083 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
7084 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
7085 * config/mips/mips.h (mips16_hard_float): Delete.
7086 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
7087 definitions, and replace with....
7088 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
7089 * config/mips/mips.c (mips16_hard_float): Delete. Replace
7090 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
7091 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
7092 (override_options): Replace MASK_SOFT_FLOAT references with
7093 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
7094 and mips16_hard_float when TARGET_MIPS16.
7096 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7099 * c-typeck.c (build_binary_op): Check for non pointer types before
7100 calling int_fits_type_p.
7102 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7105 * fold-const.c (omit_one_operand): Return only the ommitted expression
7106 if the result is an empty statement.
7107 (pedantic_omit_one_operand): Likewise.
7109 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
7111 * c-typeck.c (readonly_error): Improve error for assignment.
7113 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
7115 (pp_c_expression): Ditto.
7117 2007-08-09 Simon Baldwin <simonb@google.com>
7119 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
7120 break that was preventing simplify_associative_operation() for xor.
7122 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
7123 Nigel Stephens <nigel@mips.com>
7125 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
7126 Document change in interpretation of value from boolean to
7128 * optabs.c (expand_ffs, expand_ctz): New functions to compute
7129 ffs and ctz using clz.
7130 (expand_unop): Call them.
7131 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
7133 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
7134 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
7135 enable the new ffs expansion on this target.
7137 2007-08-09 Jan Hubicka <jh@suse.cz>
7139 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
7140 (expand_ternary_op): Likewise.
7141 (expand_vec_shift_expr): Likewise.
7142 (expand_binop_directly): Likewise.
7143 (expand_binop): Likewise.
7144 (sign_expand_binop): Likewise.
7145 (expand_twoval_unop): Likewise.
7146 (expand_twoval_binop): Likewise.
7147 (expand_twoval_binop_libfunc): Likewise.
7148 (widen_clz): Likewise.
7149 (widen_bswap): Likewise.
7150 (expand_parity): Likewise.
7151 (expand_unop): Likewise.
7152 (expand_abs_nojump): Likewise.
7153 (expand_copysign): Likewise.
7154 (emit_no_conflict_block): Likewise.
7155 (emit_libcall_block): Likewise.
7156 (can_compare_p): Likewise.
7157 (prepare_cmp_insn): Likewise.
7158 (emit_cmp_and_jump_insn_1): Likewise.
7159 (prepare_float_lib_cmp): Likewise.
7160 (emit_conditional_add): Likewise.
7161 (gen_add2_insn): Likewise.
7162 (have_add2_insn): Likewise.
7163 (gen_sub2_insn): Likewise.
7164 (have_sub2_insn): Likewise.
7165 (can_extend_p): Likewise.
7166 (can_fix_p): Likewise.
7167 (can_float_p): Likewise.
7168 (expand_float): Likewise.
7169 (expand_fix): Likewise.
7170 (expand_sfix_optab): Likewise.
7171 (new_optab): Likewise.
7172 (new_convert_optab): Likewise.
7173 (init_libfuncs): Likewise.
7174 (init_interclass_conv_libfuncs): Likewise.
7175 (init_intraclass_conv_libfuncs): Likewise.
7176 (set_conv_libfunc): Likewise.
7177 (init_optabs): Likewise.
7178 (debug_optab_libfuncs): Likewise.
7179 (gen_cond_trap): Likewise.
7180 * optabs.h (optab_handler, convert_optab_hanlder): New.
7181 * genopinit.c: Update optabs generation table.
7182 * reload.c (find_reloads_address_1): Use optabs accestors.
7183 * builtins.c (expand_builtin_mathfn): Likewise.
7184 (expand_builtin_mathfn_2): Likewise.
7185 (expand_builtin_mathfn_3): Likewise.
7186 (expand_builtin_interclass_mathfn): Likewise.
7187 (expand_builtin_sincos): Likewise.
7188 (expand_builtin_cexpi): Likewise.
7189 (expand_builtin_powi): Likewise.
7190 (expand_builtin_strlen): Likewise.
7191 * dojump.c (do_jump): Likewise.
7192 * expr.c (convert_move): Likewise.
7193 (move_by_pieces): Likewise.
7194 (move_by_pieces_ninsns): Likewise.
7195 (can_store_by_pieces): Likewise.
7196 (store_by_pieces_1): Likewise.
7197 (emit_move_via_integer): Likewise.
7198 (emit_move_complex): Likewise.
7199 (emit_move_ccmode): Likewise.
7200 (emit_move_insn_1): Likewise.
7201 (emit_single_push_insn): Likewise.
7202 (store_constructor): Likewise.
7203 (expand_expr_real_1): Likewise.
7204 (do_store_flag): Likewise.
7205 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
7206 (enumerate_modes): Likewise.
7207 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
7208 (supportable_widening_operation): Likewise.
7209 (supportable_narrowing_operation): Likewise.
7210 * expmed.c (store_bit_field_1): Likewise.
7211 (extract_bit_field_1): Likewise.
7212 (expand_mult_highpart_optab): Likewise.
7213 (expand_smod_pow2): Likewise.
7214 (expand_divmod): Likewise.
7215 (emit_store_flag): Likewise.
7216 * tree-vect-patterns.c
7217 (vect_pattern_recog_1): Likewise.
7218 * tree-ssa-loop-prefetch.c
7219 (nontemporal_store_p): Likewise.
7220 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
7221 (vect_create_epilog_for_reduction): Likewise.
7222 (vectorizable_reduction): Likewise.
7223 (vectorizable_operation): Likewise.
7224 (vect_strided_store_supported): Likewise.
7225 (vectorizable_store): Likewise.
7226 (vect_strided_load_supported): Likewise.
7227 (vectorizable_load): Likewise.
7228 * combine.c (simplify_comparison): Likewise.
7229 * tree-vect-generic.c
7230 (type_for_widest_vector_mode): Likewise.
7231 (expand_vector_operations_1): Likewise.
7232 * config/spu/spu.c (spu_expand_mov): Likewise.
7233 (spu_emit_vector_compare): Likewise.
7234 * config/rs6000/rs6000.c
7235 (rs6000_emit_vector_compare): Likewise.
7236 * stmt.c (add_case_node): Likewise.
7237 * reload1.c (gen_reload):
7239 2007-08-09 Michael Matz <matz@suse.de>
7241 * tree.h (fixed_zerop): Declare as taking a const_tree.
7242 * tree.c (fixed_zerop): Take a const_tree.
7244 2007-08-09 Ira Rosen <irar@il.ibm.com>
7246 * tree-vect-transform.c (vectorizable_store): Remove call to
7247 copy_virtual_operands() and call mark_symbols_for_renaming() for
7248 the created vector store.
7249 (vect_setup_realignment): Don't call copy_virtual_operands() and
7250 update_vuses_to_preheader().
7251 (vectorizable_load): Don't call copy_virtual_operands().
7252 (update_vuses_to_preheader): Remove.
7254 2007-08-08 Chao-ying Fu <fu@mips.com>
7256 * tree.def (FIXED_POINT_TYPE): New type.
7257 (FIXED_CST): New constant.
7258 (FIXED_CONVERT_EXPR): New expr.
7259 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
7260 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
7261 * tree.h (struct tree_base): Add saturating_flag.
7262 Remove one bit of spare for saturating_flag.
7263 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
7264 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
7265 FIXED_POINT_TYPE_P): Define.
7266 (TYPE_SATURATING): Define.
7267 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
7268 (struct tree_fixed_cst): New.
7269 (TYPE_IBIT, TYPE_FBIT): Define.
7270 (tree_node): Add fixed_cst.
7271 (enum tree_index): Add new enumeration values of
7272 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
7273 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
7274 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
7275 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
7276 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
7277 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
7278 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
7279 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
7280 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
7281 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
7282 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
7283 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
7284 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
7285 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
7286 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
7287 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
7288 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
7289 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
7290 (sat_short_fract_type_node, sat_fract_type_node,
7291 sat_long_fract_type_node, sat_long_long_fract_type_node,
7292 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
7293 sat_unsigned_long_fract_type_node,
7294 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
7295 fract_type_node, long_fract_type_node, long_long_fract_type_node,
7296 unsigned_short_fract_type_node, unsigned_fract_type_node,
7297 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
7298 sat_short_accum_type_node, sat_accum_type_node,
7299 sat_long_accum_type_node, sat_long_long_accum_type_node,
7300 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
7301 sat_unsigned_long_accum_type_node,
7302 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
7303 accum_type_node, long_accum_type_node, long_long_accum_type_node,
7304 unsigned_short_accum_type_node, unsigned_accum_type_node,
7305 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
7306 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
7307 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
7308 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
7309 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
7310 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
7311 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
7312 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
7313 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
7314 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
7315 sat_uda_type_node, sat_uta_type_node): New macro.
7316 (make_fract_type, make_accum_type): Declare.
7317 (make_signed_fract_type, make_unsigned_fract_type,
7318 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
7319 make_signed_accum_type, make_unsigned_accum_type,
7320 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
7321 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
7322 make_or_reuse_sat_signed_fract_type,
7323 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
7324 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
7325 make_or_reuse_sat_unsigned_accum_type): New macro.
7326 (fixed_zerop): Declare.
7327 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
7328 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
7329 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
7330 LONG_LONG_ACCUM_TYPE_SIZE): Define.
7331 * treestruct.def: Add TS_FIXED_CST.
7332 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
7334 (tree-dump.o): Likewise.
7335 (print-tree.o): Likewise.
7336 (tree-pretty-print.o): Likewise.
7337 (fold-const.o): Likewise.
7338 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
7339 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
7340 (is_gimple_min_invariant): Handle FIXED_CST.
7341 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
7342 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
7343 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
7344 (layout_type): Handle FIXED_POINT_TYPE.
7345 (make_fract_type, make_accum_type): New functions.
7346 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
7347 * tree-dump.c (fixed-value.h): New include.
7348 (dump_fixed): New function.
7349 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
7350 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
7351 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
7352 * tree-pretty-print.c (fixed-value.h): New include.
7353 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
7355 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
7356 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
7357 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
7358 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
7359 for non-saturating fixed-point types.
7360 (reassociate_bb): Likewise.
7361 * emit-rtl.c (fixed-value.h): New include.
7362 (fconst0, fconst1): New array.
7363 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
7364 * tree-vect-generic.c expand_vector_operation): Support
7365 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
7367 (type_for_widest_vector_mode): Add one parameter for the
7369 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
7371 Pass the satp parameter to type_for_mode for fixed-point types.
7372 (expand_vector_operations_1): Pass the saturating flag to
7373 type_for_widest_vector_mode.
7374 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
7375 and MODE_VECTOR_UACCUM.
7376 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
7377 (vectorizable_condition): Likewise.
7378 * tree.c (fixed-value.h): New include.
7379 (tree_code_size): Support FIXED_CST.
7380 (build_fixed): New function.
7381 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
7382 (fixed_zerop): New function.
7383 (tree_node_structure): Support FIXED_CST.
7384 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
7385 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
7386 (type_hash_eq): Handle FIXED_POINT_TYPE.
7387 (simple_cst_equal): Support FIXED_CST.
7388 (iterative_hash_expr): Handle FIXED_CST.
7389 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
7390 (get_narrower): Likewise.
7391 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
7392 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
7393 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
7394 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
7396 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
7397 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
7398 (initializer_zerop): Support FIXED_CST.
7399 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
7400 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
7401 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
7402 (is_base_type): Handle FIXED_POINT_TYPE.
7403 (add_type_attribute): Handle FIXED_POINT_TYPE.
7404 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
7405 * print-tree.c (fixed-value.h): New include.
7406 (print_node_brief): Support FIXED_CST.
7407 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
7408 * c-pretty-print.c (fixed-value.h): New include.
7409 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
7410 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
7411 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
7412 Support fixed-point types for inner items in VECTOR_TYPE.
7413 (pp_c_direct_declarator): Likewise.
7414 (pp_c_declarator): Likewise.
7415 (pp_c_fixed_constant): New function.
7416 (pp_c_constant): Handle FIXED_CST.
7417 (pp_c_primary_expression): Likewise.
7418 (pp_c_expression): Likewise.
7419 * fold-const.c (fixed-value.h): New include.
7420 (negate_expr_p): Return true for FIXED_CST.
7421 (fold_negate_expr): Support FIXED_CST.
7422 (split_tree): Support FIXED_CST.
7423 (const_binop): Support FIXED_CST.
7424 (fold_convert_const_int_from_fixed): New function to convert from
7426 (fold_convert_const_real_from_fixed): New function to convert from
7428 (fold_convert_const_fixed_from_fixed): New function to convert from
7429 fixed to another fixed.
7430 (fold_convert_const_fixed_from_int): New function to convert from
7432 (fold_convert_const_fixed_from_real): New function to convert from
7434 (fold_convert_const): Support conversions from fixed to int, from
7435 fixed to real, from fixed to fixed, from int to fixed, and from real
7437 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
7438 (operand_equal_p): Support FIXED_CST.
7439 (make_range): For fixed-point modes, we need to pass the
7440 saturating flag as the 2nd parameter.
7441 (tree_swap_operands_p): Handle FIXED_CST.
7442 (fold_plusminus_mult_expr): For fract modes, we cannot generate
7444 (fold_unary): Support FIXED_CONVERT_EXPR.
7445 (fold_binary): Handle FIXED_CST.
7446 Make sure the type is not saturating, before associating operations.
7447 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
7448 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
7449 (fold_negate_const): Support FIXED_CST.
7450 (fold_relational_const): Support FIXED_CST.
7451 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
7452 (gimplify_expr): Handle FIXED_CST.
7453 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
7454 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
7455 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
7456 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
7457 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
7458 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
7459 LONG_LONG_ACCUM_TYPE_SIZE.
7460 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
7461 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
7462 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
7463 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
7464 MODE_ACCUM, and MODE_UACCUM.
7465 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
7466 fixed-point types to disable reduction.
7467 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
7469 2007-08-08 David Edelsohn <edelsohn@gnu.org>
7471 * config/rs6000/x-rs6000: New file.
7472 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
7473 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
7474 (EXTRA_SPEC_FUNCTIONS): Define.
7475 (HAVE_LOCAL_CPU_DETECT): Define.
7476 (CC1_CPU_SPEC): Define.
7477 * config/rs6000/driver-rs6000.c: New file.
7478 * config/rs6000/aix.h (CC1_SPEC): Define.
7479 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
7480 * config.host: Add x-rs6000 to host_xmake_file if host and target
7481 are rs6000 or powerpc.
7483 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
7485 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
7487 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7488 Sandra Loosemore <sandra@codesourcery.com>
7489 Chao-ying Fu <fu@mips.com>
7490 Nigel Stephens <nigel@mips.com>
7491 David Ung <davidu@mips.com>
7493 * doc/invoke.texi (-mcode-readable): Document.
7494 * config/mips/mips.opt (mcode-readable): New option.
7495 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
7496 * config/mips/mips.h (mips_code_readable_setting): New enum.
7497 (mips_code_readable): Declare.
7498 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
7499 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
7500 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
7501 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
7502 boiler-plate comments.
7503 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
7504 * config/mips/mips.c (mips_code_readable): New variable.
7505 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
7506 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
7507 context and -mcode-readable setting to restrict the use of
7508 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
7509 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
7510 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
7511 (mips_blocks_for_constant_p): Only return false for
7512 TARGET_MIPS16_PCREL_LOADS.
7513 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
7514 for MIPS16. Handle SYMBOL_32_HIGH.
7515 (mips_const_insns): Allow HIGHs for MIPS16 too.
7516 (mips_unspec_address_offset): New function, split out from...
7517 (mips_unspec_address): ...here.
7518 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
7519 16-bit symbolic constants. Assert approropiate conditions for
7520 using the "la" and "dla" macros.
7521 (mips_handle_option): Handle -mcode-readable=.
7522 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
7523 Set up mips_lo_relocs[SYMBOL_32_HIGH].
7524 (mips_strip_unspec_address): New function, split out from...
7525 (print_operand_reloc): ...here.
7526 (print_operand): Pass constants through mips_strip_unspec_address.
7527 (print_operand_address): Likewise.
7528 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
7529 (mips_select_rtx_section): Remove MIPS16 handling.
7530 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
7531 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
7532 (mips16_lay_out_constants): Do nothing unless
7533 TARGET_MIPS16_PCREL_LOADS.
7534 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
7535 * config/mips/mips.md: Split HIGHs for MIPS16.
7536 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
7538 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7540 * config/mips/mips-protos.h (mips_emit_move): Declare.
7541 * config/mips/mips.c (mips_emit_move): New function.
7542 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
7543 (mips_legitimize_const_move): Likewise.
7544 (mips_legitimize_move): Likewise.
7545 (mips_split_64bit_move): Likewise.
7546 (mips_restore_gp): Likewise.
7547 (mips_load_call_address): Likewise.
7548 (mips_emit_fcc_reload): Likewise.
7549 (mips_set_return_address): Likewise.
7550 (mips_block_move_straight): Likewise.
7551 (mips_block_move_loop): Likewise.
7552 (mips_setup_incoming_varargs): Likewise.
7553 (mips_save_reg): Likewise.
7554 (mips_expand_prologue): Likewise.
7555 (mips_restore_reg): Likewise.
7556 (mips_expand_epilogue): Likewise.
7557 (mips_output_mi_thunk): Likewise.
7558 (build_mips16_call_stub): Likewise.
7559 (mips_builtin_branch_and_move): Likewise.
7560 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
7561 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
7562 (fixuns_truncdfdi2): Likewise.
7563 (fixuns_truncsfsi2): Likewise.
7564 (fixuns_truncsfdi2): Likewise.
7565 (loadgp_absolute): Likewise.
7566 (builtin_setjmp_setup): Likewise.
7567 (builtin_longjmp): Likewise.
7568 (untyped_call): Likewise.
7570 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7572 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
7573 an "rtx *" argument. Return a bool.
7574 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
7575 values and return true if they can be split. Take the same kind of
7576 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
7577 and store the lo_sum there if nonnull. Use the symbol type to
7578 determine whether a $gp or HIGH is needed.
7579 (mips_legitimize_address): Update call to mips_split_symbol and
7580 simplify accordingly.
7581 (mips_legitimize_const_move): Likewise.
7582 * config/mips/mips.md: In the combine define_split,
7583 check mips_split_symbol instead of splittable_symbolic_operand.
7584 Update use of mips_split_symbol in the generator code.
7585 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
7587 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7589 * config/mips/mips.c (mips_symbolic_address_p): Delete.
7590 (mips_symbol_insns_1): New function, split out from...
7591 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
7592 and stores separately from load addresses.
7593 (mips_classify_address): Replace uses of mips_symbolic_address_p
7594 with uses of mips_symbol_insns.
7595 (mips_address_insns): Update calls to mips_symbol_insns.
7596 (mips_const_insns): Likewise.
7597 (mips_legitimize_address): Likewise.
7599 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7601 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
7602 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
7603 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
7604 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
7605 non-call contexts if TARGET_MIPS16.
7606 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
7607 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
7608 code for SYMBOL_ABSOLUTE.
7609 (mips_symbol_insns): Likewise.
7611 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7613 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
7614 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
7615 (mips_symbolic_constant_p): Likewise. Update the call to
7616 mips_classify_symbol.
7617 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
7618 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
7619 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
7620 (print_operand_reloc): Add a context argument. Update the call to
7621 mips_symbolic_constant_p.
7622 (print_operand): Update the calls to print_operand_reloc.
7623 (print_operand_address): Use print_operand_reloc rather than
7625 (mips_rewrite_small_data_p): Add a context argument. Update the call
7626 to mips_symbolic_constant_p.
7627 (mips_small_data_pattern_1): Make DATA the containing mem.
7628 Update the call to mips_rewrite_small_data_p.
7629 (mips_rewrite_small_data_1): Likewise.
7630 (mips_use_anchors_for_symbol_p): Update the call to
7631 mips_symbolic_constant_p.
7632 * config/mips/predicates.md (const_call_insn_operand): Likewise.
7633 (splittable_symbolic_operand): Likewise.
7634 (move_operand): Likewise.
7635 (absolute_symbolic_operand): Likewise.
7636 (got_disp_operand): Likewise.
7637 (got_page_ofst_operand): Likewise.
7639 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7641 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
7642 (SYMBOL_ABSOLUTE): ...this.
7643 (SYMBOL_SMALL_DATA): Rename to...
7644 (SYMBOL_GP_RELATIVE): ...this.
7645 (SYMBOL_CONSTANT_POOL): Rename to...
7646 (SYMBOL_PC_RELATIVE): ...this.
7647 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
7648 (mips_symbolic_address_p, mips_symbol_insns, override_options)
7649 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
7650 after above changes.
7651 * config/mips/predicates.md (const_call_insn_operand): Likewise.
7652 (general_symbolic_operand): Rename to...
7653 (absolute_symbolic_operand): ...this.
7654 * config/mips/mips.md: Update after above changes.
7656 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
7657 Revital Eres <eres@il.ibm.com>
7659 * ddg.c (print_ddg): Add dump information.
7660 * modulo-sched.c (print_node_sched_params): Add parameter and
7662 (calculate_maxii): Remove function.
7663 (undo_generate_reg_moves): Likewise.
7664 (undo_permute_partial_schedule): Likewise.
7665 (kernel_number_of_cycles): Likewise.
7666 (MAXII_FACTOR): New definition to calculate the upper bound of II.
7667 (sms_schedule): Use it. Remove profitability checks.
7668 (sms_schedule_by_order): Fix order of nodes within the cycle.
7670 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
7672 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
7673 -profile option, add pie support.
7674 (ENDFILE_SPEC): New spec.
7675 * config/gnu.h (LIB_SPEC): Add -profile option.
7677 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
7679 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
7680 * config/gnu.h (LIB_SPEC): Likewise.
7682 2007-08-07 Yaz Saito <saito@google.com>
7683 Ian Lance Taylor <iant@google.com>
7685 * common.opt (finstrument-functions-exclude-function-list): New
7687 (finstrument-functions-exclude-file-list): New option.
7688 * opts.c (char_p): Define and DEF_VEC.
7689 (flag_instrument_functions_exclude_functions): New static
7691 (flag_instrument_functions_exclude_files): New static variable.
7692 (add_instrument_functions_exclude_list): New static function.
7693 (flag_instrument_functions_exclude_p): New function.
7694 (common_handle_option): Handle new options.
7695 * flags.h (flag_instrument_functions_exclude_p): Declare.
7696 * gimplify.c (gimplify_function_tree): Call
7697 flag_instrument_functions_exclude_p.
7698 * doc/invoke.texi (Option Summary): Mention new options.
7699 (Code Gen Options): Document new options.
7701 2007-08-07 Ian Lance Taylor <iant@google.com>
7703 PR rtl-optimization/32776
7704 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
7705 (resolve_use): Likewise.
7706 (decompose_multiword_subregs): Remove "changed" local variable.
7708 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
7710 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
7711 * configure: Regenerate.
7712 * config.in: Regenerate.
7713 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
7716 2007-08-07 Ian Lance Taylor <iant@google.com>
7718 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
7719 note, just delete the insn.
7721 2007-08-07 Andreas Schwab <schwab@suse.de>
7724 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
7727 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
7729 * lower-subreg.c (resolve_subreg_use): Remove assertion.
7730 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
7731 (decompose_multiword_subregs): Use the functions above to decompose
7732 multiword shifts and zero-extends.
7734 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
7736 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
7737 "assemble" descriptions which were swapped.
7739 2007-08-06 Chao-ying Fu <fu@mips.com>
7741 * fixed-value.h: New file.
7742 * fixed-value.c: New file.
7743 * Makefile.in (OBJS-common): Add fixed-value.o.
7744 (fixed-value.o): New rule.
7745 (GTFILES): Add fixed-value.h.
7746 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
7747 to compare a.low and b.low.
7748 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
7750 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
7751 Daniel Jacobowitz <dan@codesourcery.com>
7754 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
7756 (x86_64-*-netbsd*): Likewise.
7757 (x86_64-*-linux*): Likewise.
7758 (x86_64-*-kfreebsd*-gnu): Likewise.
7759 (x86_64-*-knetbsd*-gnu): Likewise.
7760 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
7762 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
7764 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
7765 Add -fno-asynchronous-unwind-tables.
7767 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
7768 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
7769 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
7770 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
7771 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
7773 2007-08-06 Steve Ellcey <sje@cup.hp.com>
7775 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
7776 (TARGET_C_MODE_FOR_SUFFIX): New.
7778 2007-08-06 Steve Ellcey <sje@cup.hp.com>
7780 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
7782 2007-08-06 Steve Ellcey <sje@cup.hp.com>
7784 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
7786 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
7788 * config/i386/i386.md: Check TARGET_ macros and optimize_size
7789 before checking function returns in conditional expressions.
7791 2007-08-06 Alfred Minarik <a.minarik@aon.at>
7794 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
7796 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
7799 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
7800 for INTEGRAL_TYPE_P.
7802 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
7804 * configure.ac: Remove --enable-checking=df from default settings.
7805 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
7806 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
7807 if the parameter is true.
7808 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
7809 DF_VERIFY_SCHEDULED flag is true.
7810 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
7811 (df_finish_pass): Adjust prototype.
7812 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
7815 * see.c (pass_see): Add TODO_df_verify.
7816 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
7817 * global.c (rest_of_handle_global_alloc): Schedule verification
7819 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
7821 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
7822 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
7823 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
7825 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
7826 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
7827 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
7829 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
7830 Revital Eres <eres@il.ibm.com>
7832 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
7834 * ddg.c (create_ddg_dependence): Rename to...
7835 (create_ddg_dep_from_intra_loop_link): This. Do not check
7836 for interloop edges. Do not create anti dependence edge when
7837 a true dependence edge exists in the opposite direction and
7838 -fmodulo-sched-allow-regmoves is set.
7839 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
7840 (add_cross_iteration_register_deps): Create anti dependence edge
7841 when -fno-modulo-sched-allow-regmoves is set.
7842 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
7844 2007-08-04 Richard Sandiford <richard@codesourcery.com>
7846 * config/arm/arm.md (movsi): Add braces.
7848 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
7851 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
7852 operands for the folding of "A - (A & B)" into "~B & A"; cast them
7855 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
7857 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
7858 state accessor functions.
7859 * cfgloopmanip.c (remove_path, create_preheaders,
7860 force_single_succ_latches, fix_loop_structure): Ditto.
7861 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
7862 tree_duplicate_loop_to_header_edge): Ditto.
7863 * cfgloopanal.c (mark_irreducible_loops): Ditto.
7864 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
7866 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
7867 cleanup_tree_cfg): Ditto.
7868 * tree-cfg.c (tree_merge_blocks): Ditto.
7869 * cfgloop.c (rescan_loop_exit, record_loop_exits,
7870 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
7871 loop_preheader_edge, single_exit): Ditto.
7872 (flow_loops_find): Do not clear loops->state.
7873 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
7874 loops_state_clear): New functions.
7876 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7879 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
7880 when adding to the base and convert ELT to sizetype instead of type.
7882 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7885 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
7886 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
7888 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7891 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
7892 correct type the negate expression.
7894 2007-08-03 Jan Hubicka <jh@suse.cz>
7896 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
7899 2007-08-03 David Edelsohn <edelsohn@gnu.org>
7901 * config/rs6000/rs6000.c (struct processor_cost): Change
7902 l1_cache_lines to l1_cache_size. Add l2_cache_size.
7903 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
7905 (rios1_costs, rios2_cost): Correct cache line size.
7906 (rs6000_override_options): Set l2-cache-size parameter.
7908 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7909 Diego Novillo <dnovillo@google.com>
7912 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
7913 if the range includes 0.
7915 2007-08-03 Ben Elliston <bje@au.ibm.com>
7917 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
7918 mode to unspec expressions to silence a warning from the generator
7921 2007-08-02 Steve Ellcey <sje@cup.hp.com>
7923 * config/ia64/constraints.md ("U"): Make constraint vector only.
7925 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
7928 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
7929 always_inline attribute on the function decl.
7931 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
7934 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
7935 if we are compiling with -fPIC.
7937 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
7938 Nigel Stephens <nigel@mips.com>
7940 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
7941 Define for MIPS32 and MIPS64.
7943 2007-08-02 Nick Clifton <nickc@redhat.com>
7945 * config/host-hpux.c: Change copyright header to refer to version
7946 3 of the GNU General Public License and to point readers at the
7947 COPYING3 file and the FSF's license web page.
7948 * config/alpha/predicates.md, config/alpha/vms-ld.c,
7949 config/alpha/linux.h, config/alpha/alpha.opt,
7950 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
7951 config/alpha/vms-unwind.h, config/alpha/ev4.md,
7952 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
7953 config/alpha/alpha.h, config/alpha/sync.md,
7954 config/alpha/openbsd.h, config/alpha/alpha.md,
7955 config/alpha/alpha-modes.def, config/alpha/ev5.md,
7956 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
7957 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
7958 config/alpha/constraints.md, config/alpha/osf.h,
7959 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
7960 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
7961 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
7962 config/frv/frv-asm.h, config/frv/frv-protos.h,
7963 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
7964 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
7965 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
7966 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
7967 config/s390/s390.opt, config/s390/s390-modes.def,
7968 config/s390/fixdfdi.h, config/s390/constraints.md,
7969 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
7970 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
7971 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
7972 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
7973 config/m32c/prologue.md, config/m32c/m32c.abi,
7974 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
7975 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
7976 config/m32c/t-m32c, config/m32c/m32c-modes.def,
7977 config/m32c/jump.md, config/m32c/shift.md,
7978 config/m32c/m32c-protos.h, config/libgloss.h,
7979 config/spu/spu-protos.h, config/spu/predicates.md,
7980 config/spu/spu-builtins.h, config/spu/spu.c,
7981 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
7982 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
7983 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
7984 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
7985 config/sparc/hypersparc.md, config/sparc/predicates.md,
7986 config/sparc/linux.h, config/sparc/sp64-elf.h,
7987 config/sparc/supersparc.md, config/sparc/cypress.md,
7988 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
7989 config/sparc/niagara.md, config/sparc/sparc.md,
7990 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
7991 config/sparc/sparc.opt, config/sparc/sync.md,
7992 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
7993 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
7994 config/sparc/sparc.c, config/sparc/little-endian.opt,
7995 config/sparc/sysv4-only.h, config/sparc/sparc.h,
7996 config/sparc/linux64.h, config/sparc/freebsd.h,
7997 config/sparc/sol2.h, config/sparc/rtemself.h,
7998 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
7999 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
8000 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
8001 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
8002 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
8003 config/m32r/linux.h, config/m32r/constraints.md,
8004 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
8005 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
8006 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
8007 config/i386/i386.md, config/i386/netware-crt0.c,
8008 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
8009 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
8010 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
8011 config/i386/sol2.h, config/i386/constraints.md,
8012 config/i386/netware-libgcc.c, config/i386/sysv5.h,
8013 config/i386/predicates.md, config/i386/geode.md,
8014 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
8015 config/i386/freebsd64.h, config/i386/vxworksae.h,
8016 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
8017 config/i386/rtemself.h, config/i386/netbsd-elf.h,
8018 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
8019 config/i386/netware.h, config/i386/i386-modes.def,
8020 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
8021 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
8022 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
8023 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
8024 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
8025 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
8026 config/i386/xm-mingw32.h, config/i386/linux64.h,
8027 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
8028 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
8029 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
8030 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
8031 config/i386/cygwin2.c, config/i386/i386-protos.h,
8032 config/i386/sync.md, config/i386/openbsd.h,
8033 config/i386/host-mingw32.c, config/i386/i386-aout.h,
8034 config/i386/nto.h, config/i386/biarch64.h,
8035 config/i386/i386-coff.h, config/i386/freebsd.h,
8036 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
8037 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
8038 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
8039 config/darwin-protos.h, config/linux.opt, config/sol2.c,
8040 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
8041 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
8042 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
8043 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
8044 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
8045 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
8046 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
8047 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
8048 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
8049 config/sh/superh64.h, config/sh/rtemself.h,
8050 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
8051 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
8052 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
8053 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
8054 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
8055 config/avr/predicates.md, config/avr/constraints.md,
8056 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
8057 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
8058 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
8059 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
8060 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
8061 config/c4x/c4x-modes.def, config/c4x/rtems.h,
8062 config/c4x/predicates.md, config/c4x/c4x.h,
8063 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
8064 config/xtensa/predicates.md, config/xtensa/xtensa.c,
8065 config/xtensa/linux.h, config/xtensa/xtensa.h,
8066 config/xtensa/elf.h, config/xtensa/xtensa.md,
8067 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
8068 config/xtensa/xtensa-protos.h, config/dbx.h,
8069 config/stormy16/predicates.md, config/stormy16/stormy16.md,
8070 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
8071 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
8072 config/host-solaris.c, config/fr30/fr30.h,
8073 config/fr30/predicates.md, config/fr30/fr30-protos.h,
8074 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
8075 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
8076 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
8077 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
8078 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
8079 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
8080 config/host-linux.c, config/interix3.h, config/cris/cris.c,
8081 config/cris/predicates.md, config/cris/linux.h,
8082 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
8083 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
8084 config/cris/aout.opt, config/cris/cris-protos.h,
8085 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
8086 config/iq2000/iq2000.h, config/iq2000/predicates.md,
8087 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
8088 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
8089 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
8090 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
8091 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
8092 config/chorus.h, config/mn10300/mn10300.c,
8093 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
8094 config/mn10300/mn10300.h, config/mn10300/linux.h,
8095 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
8096 config/mn10300/mn10300.md, config/ia64/predicates.md,
8097 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
8098 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
8099 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
8100 config/ia64/freebsd.h, config/ia64/ia64.md,
8101 config/ia64/ia64-modes.def, config/ia64/constraints.md,
8102 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
8103 config/gofast.h, config/rtems.h, config/sol2-10.h,
8104 config/m68k/predicates.md, config/m68k/m68k.md,
8105 config/m68k/linux.h, config/m68k/m68k-modes.def,
8106 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
8107 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
8108 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
8109 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
8110 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
8111 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
8112 config/m68k/constraints.md, config/m68k/rtemself.h,
8113 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
8114 config/m68k/uclinux.h, config/rs6000/power4.md,
8115 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
8116 config/rs6000/linux.h, config/rs6000/eabi.h,
8117 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
8118 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
8119 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
8120 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
8121 config/rs6000/windiss.h, config/rs6000/603.md,
8122 config/rs6000/aix41.h, config/rs6000/cell.md,
8123 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
8124 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
8125 config/rs6000/darwin.md, config/rs6000/darwin64.h,
8126 config/rs6000/default64.h, config/rs6000/7xx.md,
8127 config/rs6000/darwin.opt, config/rs6000/spe.md,
8128 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
8129 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
8130 config/rs6000/7450.md, config/rs6000/linux64.h,
8131 config/rs6000/constraints.md, config/rs6000/440.md,
8132 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
8133 config/rs6000/rs6000.c, config/rs6000/aix52.h,
8134 config/rs6000/rs6000.h, config/rs6000/power6.md,
8135 config/rs6000/predicates.md, config/rs6000/altivec.md,
8136 config/rs6000/aix64.opt, config/rs6000/rios1.md,
8137 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
8138 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
8139 config/rs6000/darwin7.h, config/rs6000/dfp.md,
8140 config/rs6000/linux64.opt, config/rs6000/sync.md,
8141 config/rs6000/vxworksae.h, config/rs6000/power5.md,
8142 config/rs6000/lynx.h, config/rs6000/biarch64.h,
8143 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
8144 config/rs6000/eabispe.h, config/rs6000/e500.h,
8145 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
8146 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
8147 config/rs6000/aix.h, config/rs6000/vxworks.h,
8148 config/rs6000/40x.md, config/rs6000/aix51.h,
8149 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
8150 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
8151 config/arc/arc.h, config/mcore/mcore-elf.h,
8152 config/mcore/mcore-protos.h, config/mcore/predicates.md,
8153 config/mcore/mcore.md, config/mcore/mcore.c,
8154 config/mcore/mcore.opt, config/mcore/mcore.h,
8155 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
8156 config/score/predicates.md, config/score/score-version.h,
8157 config/score/score-protos.h, config/score/misc.md,
8158 config/score/elf.h, config/score/score.c, config/score/mac.md,
8159 config/score/score7.md, config/score/score.h,
8160 config/score/score-conv.h, config/score/score-mdaux.c,
8161 config/score/score.md, config/score/score.opt,
8162 config/score/score-modes.def, config/score/score-mdaux.h,
8163 config/score/mul-div.S, config/arm/uclinux-elf.h,
8164 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
8165 config/arm/symbian.h, config/arm/linux-elf.h,
8166 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
8167 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
8168 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
8169 config/arm/strongarm-pe.h, config/arm/arm.h,
8170 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
8171 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
8172 config/arm/arm-modes.def, config/arm/linux-eabi.h,
8173 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
8174 config/arm/arm-cores.def, config/arm/arm-protos.h,
8175 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
8176 config/arm/wince-pe.h, config/arm/neon.md,
8177 config/arm/constraints.md, config/arm/neon.ml,
8178 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
8179 config/arm/arm.opt, config/arm/arm926ejs.md,
8180 config/arm/predicates.md, config/arm/iwmmxt.md,
8181 config/arm/arm_neon.h, config/arm/unknown-elf.h,
8182 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
8183 config/arm/neon-testgen.ml, config/arm/arm.md,
8184 config/arm/xscale-coff.h, config/arm/pe.c,
8185 config/arm/arm-generic.md, config/arm/pe.h,
8186 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
8187 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
8188 config/arm/strongarm-elf.h, config/arm/cirrus.md,
8189 config/arm/netbsd-elf.h, config/arm/vxworks.h,
8190 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
8191 config/pa/predicates.md, config/pa/pa64-hpux.h,
8192 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
8193 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
8194 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
8195 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
8196 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
8197 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
8198 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
8199 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
8200 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
8201 config/pa/pa64-regs.h, config/pa/pa-modes.def,
8202 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
8203 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
8204 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
8205 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
8206 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
8207 config/mips/linux64.h, config/mips/elforion.h,
8208 config/mips/constraints.md, config/mips/generic.md,
8209 config/mips/predicates.md, config/mips/4300.md,
8210 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
8211 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
8212 config/mips/5k.md, config/mips/vr4120-div.S,
8213 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
8214 config/mips/mips-protos.h, config/mips/6000.md,
8215 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
8216 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
8217 config/mips/mips-modes.def, config/mips/vr.h,
8218 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
8219 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
8220 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
8221 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
8222 config/vax/openbsd1.h, config/vax/netbsd.h,
8223 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
8224 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
8225 config/h8300/rtems.h, config/h8300/predicates.md,
8226 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
8227 config/h8300/h8300.md, config/h8300/h8300.opt,
8228 config/h8300/coff.h, config/h8300/h8300-protos.h,
8229 config/v850/v850.md, config/v850/predicates.md,
8230 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
8231 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
8232 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
8233 config/mmix/mmix.h, config/mmix/predicates.md,
8234 config/mmix/mmix-protos.h, config/mmix/mmix.md,
8235 config/mmix/mmix.c, config/mmix/mmix.opt,
8236 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
8237 config/bfin/rtems.h, config/bfin/bfin-modes.def,
8238 config/bfin/predicates.md, config/bfin/bfin-protos.h,
8239 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
8242 2007-08-02 Richard Sandiford <richard@codesourcery.com>
8244 * emit-rtl.c (reset_used_decls): Rename to...
8245 (set_used_decls): ...this. Set the used flag rather than clearing it.
8246 (unshare_all_rtl_again): Update accordingly. Set flags on argument
8247 DECL_RTLs rather than resetting them.
8249 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
8251 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
8253 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
8255 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
8256 argument to find_reloads_address.
8258 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
8260 PR tree-optimization/32919
8261 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
8262 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
8263 (coalesce_ssa_name): Call it.
8265 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
8266 David Ung <davidu@mips.com>
8268 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
8269 (__mips16_unorddf2, __mips16_floatunsidf): New.
8270 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
8272 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
8274 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
8276 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
8277 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
8278 * tree.h (OMP_SECTIONS_CONTROL): New macro.
8279 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
8280 * omp-low.c (get_ws_args_for, determine_parallel_type,
8281 expand_omp_for_generic, expand_omp_for_static_nochunk,
8282 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
8283 Work with more precise CFG.
8284 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
8285 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
8287 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
8288 * gimple-low.c (lower_stmt): Ditto.
8289 * tree-inline.c (estimate_num_insns_1): Ditto.
8290 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
8291 (OMP_SECTIONS_SWITCH): New.
8292 * tree-cfgcleanup.c (cleanup_omp_return): New.
8293 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
8294 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
8295 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
8296 (tree_redirect_edge_and_branch): Handle omp constructs.
8298 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
8299 with three arguments.
8301 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
8303 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
8306 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
8308 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
8309 the loop structures may need fixing.
8310 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
8312 (cleanup_tree_cfg_loop): Removed.
8313 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
8314 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
8315 instead of running cleanup_tree_cfg_loop.
8316 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
8317 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
8318 (tree_predictive_commoning): Declaration changed.
8319 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
8321 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
8323 * doc/invoke.texi (l1-cache-size): Update documentation.
8324 (l2-cache-size): Document.
8325 * params.h (L2_CACHE_SIZE): New macro.
8326 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
8327 that L1_CACHE_SIZE is in kB now.
8328 (L2_CACHE_SIZE_BYTES): New macro.
8329 (tree_ssa_prefetch_arrays): Show size in kB.
8330 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
8331 and l2_cache_size fields.
8332 * config/i386/driver-i386.c (describe_cache): Detect cache size
8334 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
8335 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
8336 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
8337 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
8338 (override_options): Set l1-cache-size and l2-cache-size to default
8339 values if not specified otherwise.
8340 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
8341 (PARAM_L2_CACHE_SIZE): New.
8343 2007-08-01 Nigel Stephens <nigel@mips.com>
8344 David Ung <davidu@mips.com>
8345 Thiemo Seufer <ths@mips.com>
8346 Chris Dearman <chris@mips.com>
8347 Richard Sandiford <richard@codesourcery.com>
8349 * config.gcc (mips*-sde-elf*): New stanza.
8350 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
8351 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
8352 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
8353 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
8354 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
8355 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
8357 * config/mips/sde.h: New file.
8358 * config/mips/t-libgcc-mips16: Likewise.
8359 * config/mips/t-sde: Likewise.
8360 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
8361 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
8362 _MIPS_FPSET and _MIPS_SZINT.
8363 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
8364 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
8365 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
8366 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
8367 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
8368 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
8369 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
8370 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
8371 _MIPS_SZPTR and _MIPS_FPSET.
8372 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
8373 architecture is specified.
8374 (MIPS_32BIT_OPTION_SPEC): New macro.
8376 2007-07-31 Dan Hipschman <dsh@google.com>
8378 * gcc.c (end_going_arg): New function.
8379 (do_spec_2): Use it.
8380 (do_spec_1): Use it.
8382 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
8384 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
8385 only if ENABLE_CHECKING is defined.
8387 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
8389 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
8390 df_ru_add_problem, df_ru_get_bb_info): Removed.
8391 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
8392 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
8393 df_ru_free_bb_info, df_ru_alloc,
8394 df_ru_bb_local_compute_process_def,
8395 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
8396 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
8397 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
8398 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
8399 df_ru_add_problem): Removed.
8401 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8404 * pa.md (casesi32): Use match_scratch. Revise insn condition.
8405 (casesi32p, casesi64p): Likewise.
8406 (casesi): Adjust for above.
8408 2007-07-31 Richard Sandiford <richard@codesourcery.com>
8410 * mode-switching.c (create_pre_exit): Don't search past calls.
8412 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
8414 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
8416 2007-07-31 Revital Eres <eres@il.ibm.com>
8418 * ddg.c (add_deps_for_def): Rename to...
8419 (add_cross_iteration_register_deps): This. Change implementation
8420 to use only reaching def and def-use chains to construct the
8421 inter loop dependencies.
8422 (add_deps_for_use): Remove function.
8423 (build_inter_loop_deps): Call add_cross_iteration_register_deps
8424 function to build the inter loop dependencies.
8425 * modulo-sched.c (sms_schedule): Build only
8426 reaching def and def-use chains for the propose of the ddg
8429 2007-07-31 Julian Brown <julian@codesourcery.com>
8431 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
8432 New define_insns. Use correct RTL.
8433 (vec_set<mode>): Write as expander.
8435 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
8437 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
8438 to an unallocated space.
8440 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
8443 (split_constant_offset): Enable split_constant_offset to extract
8444 constants from other statements.
8445 * tree-vect-transform.c
8446 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
8447 to a temp var. Force base_offset to be simple.
8449 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
8451 * df-scan.c (df_scan_verify): Remove artificial limit on
8452 the number of blocks for verification.
8453 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
8454 df_simulate_defs): Avoid unnecessary insn checking for defs.
8456 2007-07-29 Mark Mitchell <mark@codesourcery.com>
8458 * config/m68k/lb1sf68.asm (FUNC): New macro.
8460 (__udivsi3): Likewise.
8461 (__divsi3): Likewise.
8462 (__umodsi3): Likewise.
8463 (__modsi3): Likewise.
8464 (__subdf3): Likewise.
8465 (__adddf3): Likewise.
8466 (__muldf3): Likewise.
8467 (__divdf3): Likewise.
8468 (__negdf2): Likewise.
8469 (__cmpdf2): Likewise.
8470 (__subsf3): Likewise.
8471 (__addsf3): Likewise.
8472 (__mulsf3): Likewise.
8473 (__divsf3): Likewise.
8474 (__negsf2): Likewise.
8475 (__cmpsf2): Likewise.
8476 (__eqdf2): Likewise.
8477 (__nedf2): Likewise.
8478 (__gtdf2): Likewise.
8479 (__gedf2): Likewise.
8480 (__ltdf2): Likewise.
8481 (__ledf2): Likewise.
8482 (__eqsf2): Likewise.
8483 (__nesf2): Likewise.
8484 (__gtsf2): Likewise.
8485 (__gesf2): Likewise.
8486 (__ltsf2): Likewise.
8487 (__lesf2): Likewise.
8489 2007-07-30 Ollie Wild <aaw@google.com>
8491 * c-ppoutput.c (print_lines_directives_only): New function.
8492 (scan_translation_unit_directives_only): New function.
8493 (preprocess_file): Add call to scan_translation_unit_directives_only.
8494 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
8495 (sanitize_cpp_opts): Add default flag_dump_macros setting for
8496 -fdirectives-only. Add errors for -fdirectives-only conflict with
8497 -Wunused-macros and -traditional.
8498 (finish_options): Add builtin macro initialization for
8499 -fdirectives-only + -fpreprocessed.
8500 * c.opt (fdirectives-only): New.
8501 * doc/cppopts.texi (fdirectives-only): New.
8503 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8505 * alias.c (record_set, memory_modified_1): Constify.
8506 * bt-load.c (note_btr_set): Likewise.
8507 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
8508 * combine.c (set_nonzero_bits_and_sign_copies,
8509 expand_field_assignment, record_dead_and_set_regs_1,
8510 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
8511 likely_spilled_retval_1): Likewise.
8512 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
8513 frv_io_handle_set): Likewise.
8514 * config/mips/mips.c (mips_sim_record_set,
8515 vr4130_true_reg_dependence_p_1): Likewise.
8516 * config/mt/mt.c (insn_dependent_p_1): Likewise.
8517 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
8518 * config/sh/sh.c (flow_dependent_p_1): Likewise.
8519 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
8520 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
8521 * ddg.c (mark_mem_store): Likewise.
8522 * df-problems.c (df_urec_mark_reg_change): Likewise.
8523 * function.c (update_epilogue_consts): Likewise.
8524 * gcse.c (record_set_info, record_last_set_info,
8525 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
8526 reg_clear_last_set): Likewise.
8527 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
8529 * jump.c (reversed_comparison_code_parts): Likewise.
8530 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
8531 reg_is_set): Likewise.
8532 * loop-iv.c (mark_altered): Likewise.
8533 * mode-switching.c (reg_becomes_live): Likewise.
8534 * optabs.c (no_conflict_move_test): Likewise.
8535 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
8537 * postreload.c (reload_combine_note_store, move2add_note_store):
8539 * regmove.c (flags_set_1): Likewise.
8540 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
8542 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
8544 * resource.c (update_live_status): Likewise.
8545 * rtl.h (set_of, note_stores): Likewise.
8546 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
8547 note_stores, parms_set): Likewise.
8548 * sched-rgn.c (sets_likely_spilled_1): Likewise.
8549 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
8551 * var-tracking.c (count_stores, add_stores): Likewise.
8553 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8555 * alias.c (mems_in_disjoint_alias_sets_p,
8556 fixed_scalar_and_varying_struct_p, aliases_everything_p,
8557 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
8558 write_dependence_p, mems_in_disjoint_alias_sets_p,
8559 read_dependence, true_dependence, canon_true_dependence,
8560 anti_dependence, output_dependence): Constify.
8561 * combine.c (extended_count): Likewise.
8562 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
8563 * cselib.c (get_value_hash, references_value_p,
8564 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
8565 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
8566 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
8567 * function.c (contains, prologue_epilogue_contains,
8568 sibcall_epilogue_contains): Likewise.
8569 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
8570 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
8571 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
8572 reg_or_subregno): Likewise.
8573 * recog.c (asm_noperands): Likewise.
8574 * reload1.c (function_invariant_p): Likewise.
8575 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
8576 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
8577 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
8578 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
8579 true_regnum, reg_or_subregno, condjump_in_parallel_p,
8580 extended_count, prologue_epilogue_contains,
8581 sibcall_epilogue_contains, function_invariant_p, true_dependence,
8582 canon_true_dependence, read_dependence, anti_dependence,
8583 output_dependence): Likewise.
8584 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
8586 2007-07-30 Julian Brown <julian@codesourcery.com>
8588 * config/arm/neon.md (V_ext): New mode attribute.
8589 (neon_vget_lane<mode>): Replace with define_expand.
8590 (neon_vget_lane<mode>_sext_internal)
8591 (neon_vget_lane<mode>_zext_internal): New define_insns for double
8592 and quad precision vectors.
8593 (neon_vget_lanedi): Add bounds check. Remove dead comment.
8594 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
8595 have typeless 32-bit result.
8597 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
8600 * tree-affine.h (aff_tree): The type of rest is sizetype for types
8602 * tree-affine.c (aff_combination_scale): If type is a pointer type,
8603 use sizetype for rest.
8604 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
8605 (aff_combination_convert): Don't convert rest for pointer types.
8607 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
8609 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
8611 * tree-ssa-alias.c: Add alloc-pool.h.
8612 (init_alias_info): Free alias_bitmap_obstack.
8613 (delete_alias_info): Call delete_mem_ref_stats.
8614 (get_mem_sym_stats_for): Use alloc_pool.
8615 (init_mem_ref_stats): Do not delete mem_ref_stats here.
8616 (delete_mem_sym_stats): Removed.
8618 2007-07-29 Sebastian Pop <sebpop@gmail.com>
8620 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
8621 functions cannot be represented as classical distance vectors.
8623 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8625 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
8626 * builtins.c (validate_arg, builtin_mathfn_code,
8627 validate_arglist): Likewise.
8628 * calls.c (call_expr_flags): Likewise.
8629 * combine.c (reg_nonzero_bits_for_combine,
8630 reg_num_sign_bit_copies_for_combine, get_last_value,
8631 reg_truncated_to_mode): Likewise.
8632 * emit-rtl.c (subreg_lowpart_p): Likewise.
8633 * expr.c (highest_pow2_factor_for_target,
8634 categorize_ctor_elements_1, categorize_ctor_elements,
8635 count_type_elements, contains_packed_reference,
8636 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
8637 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
8638 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
8639 native_encode_int, native_encode_real, native_encode_complex,
8640 native_encode_vector, native_encode_expr, native_interpret_int,
8641 native_interpret_real, native_interpret_complex,
8642 native_interpret_vector, native_interpret_expr): Likewise.
8643 * function.c (use_register_for_decl): Likewise.
8644 * gimplify.c (get_name): Likewise.
8645 * langhooks-def.h (lhd_return_null_const_tree): New.
8646 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
8647 * langhooks.c (lhd_return_null_const_tree): New.
8648 * langhooks.h (lang_get_callee_fndecl): Constify.
8649 * output.h (constructor_static_from_elts_p): Likewise.
8650 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
8651 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
8652 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
8653 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
8654 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
8655 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
8656 * rtlhooks-def.h (reg_nonzero_bits_general,
8657 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
8659 * rtlhooks.c (reg_num_sign_bit_copies_general,
8660 reg_nonzero_bits_general, reg_truncated_to_mode_general):
8662 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
8663 * stor-layout.c (mode_for_size_tree): Likewise.
8664 * tree-ssa-loop-im.c (memref_eq): Likewise.
8665 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
8666 * tree.c (contains_placeholder_p, type_list_equal,
8667 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
8669 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
8670 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
8671 contains_placeholder_p, contains_packed_reference,
8672 get_callee_fndecl, operand_equal_for_phi_arg_p,
8673 warn_if_unused_value, is_body_block, native_encode_expr,
8674 native_interpret_expr, fold_convertible_p, operand_equal_p,
8675 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
8676 validate_arglist, simple_cst_equal, type_list_equal,
8677 use_register_for_decl, call_expr_flags, get_name,
8678 highest_pow2_factor): Likewise.
8679 (const_call_expr_arg_iterator_d,
8680 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
8681 first_const_call_expr_arg, more_const_call_expr_args_p,
8682 FOR_EACH_CONST_CALL_EXPR_ARG): New.
8683 * varasm.c (constructor_static_from_elts_p): Constify.
8685 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
8687 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
8688 config/arm/neon-schedgen.ml, config/arm/neon.ml,
8689 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
8690 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
8691 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
8692 tree-vect-transform.c, tree.def: Fix comment typos. Follow
8693 spelling conventions.
8694 * doc/invoke.texi: Follow spelling conventions.
8696 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
8697 Revital Eres <eres@il.ibm.com>
8699 * modulo-sched.c (sms_schedule): Avoid loops which includes
8700 auto-increment instructions.
8702 2007-07-28 Richard Guenther <rguenther@suse.de>
8705 * fold-const.c (fold_cond_expr_with_comparison): Convert
8706 operand zero of MIN/MAX_EXPR to correct type.
8708 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8710 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
8711 flags_from_decl_or_type): Constify.
8712 * gcc.c (do_spec_1): Likewise.
8713 * print-tree.c (dump_addr, print_node_brief): Likewise.
8714 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
8715 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
8716 tree_purge_all_dead_eh_edges): Likewise.
8717 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
8718 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
8720 * tree.c (expr_location, expr_has_location, expr_locus,
8721 expr_filename, expr_lineno, get_inner_array_type,
8722 fields_compatible_p): Likewise.
8723 * tree.h (get_inner_array_type, fields_compatible_p,
8724 expr_location, expr_has_location, expr_locus, expr_filename,
8725 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
8726 setjmp_call_p, alloca_call_p): Likewise.
8728 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
8730 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
8731 TV_FLOW_INSENSITIVE.
8733 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
8735 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
8736 (compute_flow_insensitive_aliasing): Ditto for
8737 TV_FLOW_INSENSITIVE.
8739 2007-07-27 Jan Hubicka <jh@suse.cz>
8741 * config/i386/i386.c (register_move_cost): Remove accidentally
8742 comitted #if 0 block.
8744 * attribs.c: Include hashtab.h
8745 (attribute_hash): New.
8746 (substring): New structure.
8747 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
8749 (init_attributes): Initialize attribute hash.
8750 (decl_attributes): Use attribute hash.
8751 * Makefile.in (attribs.c): Depend on hashtab.h.
8753 2007-07-27 Steve Ellcey <sje@cup.hp.com>
8755 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
8757 2007-07-27 Richard Sandiford <richard@codesourcery.com>
8759 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
8760 __mips_dspr2 and __mips_dsp_rev macros.
8761 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
8763 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
8765 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
8767 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
8771 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
8772 and the updating of the live and do_not_gen sets.
8773 (df_note_bb_compute): Added updating of live and do_not_gen sets
8774 for regular defs so that the case of clobber inside conditional
8775 call is processed correctly.
8777 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
8779 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
8780 operands with compatible type.
8782 2007-07-27 Richard Sandiford <richard@codesourcery.com>
8784 * expr.h (store_bit_field): Don't return a value.
8785 * expmed.c (check_predicate_volatile_ok): New function.
8786 (store_bit_field_1): New function, extracted from store_bit_field.
8787 Take a fallback_p argument and return true if the operation succeeded.
8788 Only use store_fixed_bit_field if fallback_p. Don't recompute
8789 mode_for_extraction; use op_mode instead. Try forcing memories
8790 into registers if the insv expander fails.
8791 (store_bit_field): Use store_bit_field_1 with fallback_p true.
8792 Don't return a value.
8793 (convert_extracted_bit_field): New function, extracted from
8795 (extract_bit_field_1): Likewise. Take a fallback_p argument
8796 and return NULL if the operation succeeded. Only use
8797 extract_fixed_bit_field if fallback_p. Only calculate one
8798 extraction mode. Combine code for extv and extzv. Try forcing
8799 memories into registers if the ext(z)v expander fails.
8800 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
8802 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
8804 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
8806 (df_ref): Likewise. Put regno with other integer fields.
8808 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
8810 * df.h (df_mw_hardreg): Remove "loc" field.
8811 * df-scan.c (df_ref_record): Don't set it. Remove redundant
8813 * df-problems.c (df_whole_mw_reg_unused_p): New function,
8814 split out from df_set_unused_notes_for_mw. Return false for
8815 partial references. Assert that mw_reg is a REG when returning true.
8816 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
8817 (df_whole_mw_reg_dead_p): New function, split out from
8818 df_set_dead_notes_for_mw. Return false for partial references.
8819 Assert that mw_reg is a REG when returning true.
8820 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
8821 Remove redundant bitmap check.
8823 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
8825 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
8826 ($(T)crtend.o): Likwise.
8827 ($(T)crtbeginS.o): Likwise.
8828 ($(T)crtendS.o): Likwise.
8829 ($(T)crtfastmath.o): Likwise.
8831 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
8833 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
8834 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
8835 * basic-block.h (struct control_flow_graph): Added x_dom_computed
8836 and x_n_bbs_in_dom_tree fields.
8838 2007-07-26 Steve Ellcey <sje@cup.hp.com>
8840 PR tree-optimization/32087
8841 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
8842 Do not call scale_bbs_frequencies_int with prob of zero.
8844 2007-07-26 Julian Brown <julian@codesourcery.com>
8846 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
8847 (neon_element_bits): Add prototypes.
8848 * config/arm/arm.c (bounds_check, neon_lane_bounds)
8849 (neon_const_bounds, neon_element_bits): New functions.
8850 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
8851 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
8852 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
8853 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
8854 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
8855 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
8856 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
8857 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
8858 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
8859 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
8860 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
8861 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
8862 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
8864 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
8866 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
8867 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
8869 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
8870 Julian Brown <julian@codesourcery.com>
8872 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
8873 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
8874 * config/arm/cortex-a8.md: New.
8875 * config/arm/cortex-a8-neon.md: New.
8876 * config/arm/neon-schedgen.ml: New.
8877 * config/arm/neon.md (vqh_mnem): New.
8879 (Is_float_mode): New.
8880 (Scalar_mul_8_16): New.
8882 (V_mode_nunits): New.
8883 (All instruction patterns): Annotate with neon_type attribute
8885 * config/arm/arm.md: Include cortex-a8.md.
8886 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
8888 Annotate instruction patterns accordingly.
8889 (generic_sched): Do not use generic scheduling for Cortex-A8.
8890 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
8892 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
8894 * fold-const.c (fold_read_from_constant_string): Use
8896 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
8898 2007-07-26 Nick Clifton <nickc@redhat.com>
8900 * tree-ssa-operands.h: Change copyright header to refer to version
8901 3 of the GNU General Public License and to point readers at the
8902 COPYING3 file and the FSF's license web page.
8903 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
8904 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
8905 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
8906 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
8907 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
8908 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
8909 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
8910 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
8911 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
8912 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
8913 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
8914 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
8915 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
8916 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
8917 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
8918 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
8919 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
8920 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
8921 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
8922 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
8923 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
8924 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
8925 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
8926 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
8927 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
8928 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
8929 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
8930 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
8931 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
8932 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
8933 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
8934 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
8935 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
8936 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
8937 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
8938 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
8939 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
8940 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
8941 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
8942 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
8943 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
8944 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
8945 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
8946 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
8947 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
8948 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
8949 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
8950 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
8951 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
8952 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
8953 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
8954 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
8955 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
8956 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
8957 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
8958 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
8959 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
8960 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
8961 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
8962 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
8963 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
8964 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
8965 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
8966 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
8967 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
8968 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
8969 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
8970 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
8971 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
8972 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
8973 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
8974 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
8975 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
8976 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
8977 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
8978 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
8979 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
8980 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
8981 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
8982 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
8983 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
8984 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
8985 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
8986 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
8987 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
8988 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
8989 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
8990 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
8991 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
8992 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
8993 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
8994 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
8995 vecprim.h, basic-block.h, tree-ssa-structalias.c,
8996 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
8997 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
8998 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
8999 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
9000 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
9001 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
9002 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
9003 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
9004 convert.c, convert.h, langhooks-def.h, reload1.c,
9005 tree-ssa-operands.c: Likewise.
9007 2007-07-26 Jan Hubicka <jh@suse.cz>
9009 * tree-ssa-live.c: Include debug.h and flags.h.
9010 (mark_scope_block_unused): New function.
9011 (remove_unused_scope_block_p): New function.
9012 (remove_unused_locals): Remove unused blocks too.
9014 2007-07-25 Ian Lance Taylor <iant@google.com>
9016 * combine.c (combine_max_regno): Remove. Remove all uses.
9017 (struct reg_stat_struct): Rename from struct reg_stat.
9018 (reg_stat_type): Define, and declare VECs.
9019 (reg_stat): Change from pointer to VEC. Change all uses.
9020 (combine_split_insns): New static function.
9021 (try_combine, find_split_point): Call it instead of split_insns.
9023 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
9025 * cfghooks.c (split_block): Fix the information about loop latch.
9027 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
9029 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
9031 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
9033 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
9034 Scan the new edge for loop exit info.
9036 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
9038 * config/darwin.c: Include debug.h.
9040 2007-07-25 Steve Ellcey <sje@cup.hp.com>
9043 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
9045 2007-07-25 Steve Ellcey <sje@cup.hp.com>
9047 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
9048 (HARD_REGNO_MODE_OK): Ditto.
9049 (MODES_TIEABLE_P): Ditto.
9050 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
9051 (CLASS_MAX_NREGS): Ditto.
9052 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
9053 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
9054 (divdf3_internal_thr): Removed.
9055 * config/ia64/div.md: New file.
9056 * config/ia64/constraints.md: Add H constraint.
9058 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9060 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
9061 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
9062 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
9063 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
9064 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
9065 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
9066 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
9067 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
9068 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
9069 dump_sbitmap_file, debug_sbitmap, popcount_table,
9070 sbitmap_popcount): Constify.
9071 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
9072 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
9073 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
9074 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
9075 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
9076 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
9077 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
9078 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
9079 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
9080 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
9081 sbitmap_popcount, sbitmap_verify_popcount): Constify.
9083 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9085 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
9086 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
9087 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
9088 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
9089 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
9090 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
9091 bitmap_intersect_p, bitmap_intersect_compl_p,
9092 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
9093 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
9095 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
9096 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
9097 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
9098 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
9099 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
9100 debug_bitmap, debug_bitmap_file, bitmap_print,
9101 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
9102 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
9104 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
9106 * config/darwin.c (darwin_override_options): Additional fix for
9107 debug info formats that don't support var tracking.
9109 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9111 * cselib.c (entry_and_rtx_equal_p): Constify.
9112 * gengtype.c (output_mangled_typename, write_types, write_local):
9114 * gengtype.h (const_type_p): New.
9115 * see.c (eq_descriptor_extension, hash_descriptor_extension):
9117 * tlink.c (scan_linker_output): De-constify.
9118 * tree-ssa-loop-im.c (memref_eq): Constify.
9119 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
9120 (shared_bitmap_hash, shared_bitmap_eq): Constify.
9122 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9124 * c-common.c (fname_as_string, c_type_hash): Constify.
9125 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
9126 * cgraph.c (edge_hash, edge_eq): Likewise.
9127 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
9128 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
9129 reg_attrs_htab_eq): Likewise.
9130 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
9132 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
9133 const_decl_t, const_state_t, const_automata_list_el_t): New.
9134 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
9135 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
9136 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
9137 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
9138 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
9139 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
9140 compare_max_occ_cycle_nums, out_state_arcs_num,
9141 compare_transition_els_num, units_cmp, state_reservs_cmp):
9143 * genmodes.c (cmp_modes): Likewise.
9144 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
9145 * gimplify.c (compare_case_labels): Likewise.
9146 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
9147 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
9148 * matrix-reorg.c (mtt_info_hash): Likewise.
9149 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
9150 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
9151 (htab_hash_bucket, htab_hash_elem): Constify.
9152 * tree-browser.c (TB_parent_eq): Likewise.
9153 * tree-scalar-evolution.c (hash_scev_info): Likewise.
9154 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
9155 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
9156 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
9158 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
9159 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
9160 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
9161 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
9162 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
9164 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
9165 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
9166 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
9167 * tree-ssa-threadupdate.c (redirection_data_hash,
9168 redirection_data_eq): Likewise.
9169 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
9170 * tree-ssa.c (var_ann_eq): Likewise.
9171 * tree-vrp.c (compare_case_labels): Likewise.
9172 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
9173 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
9174 tree_not_check_failed, tree_class_check_failed,
9175 tree_range_check_failed, tree_not_class_check_failed,
9176 omp_clause_check_failed, omp_clause_range_check_failed,
9177 tree_contains_struct_check_failed, tree_operand_check_failed):
9179 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
9180 tree_not_check_failed, tree_class_check_failed,
9181 tree_range_check_failed, tree_not_class_check_failed,
9182 tree_operand_check_failed, omp_clause_operand_check_failed,
9183 tree_operand_length): Likewise.
9184 * var-tracking.c (const_variable): New.
9185 (variable_htab_hash, variable_htab_eq): Constify.
9186 * varasm.c (const_desc_hash): Likewise.
9188 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9190 * expr.c (handled_component_p): Constify.
9191 * fold-const.c (fit_double_type): Likewise.
9192 * real.h (real_value_from_int_cst): Likewise.
9193 * tree-flow-inline.h (gimple_in_ssa_p,
9194 gimple_aliases_computed_p, gimple_addressable_vars,
9195 gimple_call_clobbered_vars, gimple_referenced_vars,
9196 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
9197 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
9198 may_aliases, end_readonly_imm_use_p, has_zero_uses,
9199 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
9200 is_label_stmt, is_global_var, phi_ssa_name_p,
9201 factoring_name_p, is_call_clobbered, tree_common_ann,
9202 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
9203 unmodifiable_var_p, array_ref_contains_indirect_ref,
9204 ref_contains_array_ref, lookup_subvars_for_var,
9205 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
9206 gimple_mem_ref_stats): Likewise.
9207 * tree-flow.h (tree_common_ann, var_ann, function_ann,
9208 may_aliases, is_exec_stmt, is_label_stmt,
9209 ref_contains_array_ref, array_ref_contains_indirect_ref,
9210 var_can_have_subvars, overlap_subvar, is_call_clobbered,
9211 unmodifiable_var_p): Likewise.
9212 * tree-gimple.c (is_gimple_min_invariant): Likewise.
9213 * tree-gimple.h (is_gimple_min_invariant): Likewise.
9214 * tree.c (type_hash_list, attribute_hash_list, tree_size,
9215 cst_and_fits_in_hwi, real_value_from_int_cst,
9216 build_real_from_int_cst, integer_zerop, integer_onep,
9217 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
9218 tree_floor_log2, real_zerop, real_onep, real_twop,
9219 real_minus_onep, really_constant_p, purpose_member, chain_member,
9220 list_length, fields_length, int_size_in_bytes, bit_position,
9221 int_bit_position, byte_position, int_byte_position, expr_align,
9222 array_type_nelts, tree_node_structure,
9223 type_contains_placeholder_1, iterative_hash_pointer,
9224 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
9225 tree_map_base_eq, type_hash_list, type_hash_eq,
9226 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
9227 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
9228 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
9229 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
9230 int_fits_type_p, get_containing_scope, decl_function_context,
9231 decl_type_context, omp_clause_operand_check_failed,
9232 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
9233 * tree.h (omp_clause_operand_check_failed, tree_size,
9234 build_real_from_int_cst, array_type_nelts, purpose_member,
9235 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
9236 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
9237 is_attribute_p, check_qualified_type, expr_align,
9238 int_size_in_bytes, bit_position, int_bit_position, byte_position,
9239 int_byte_position, list_length, fields_length, initializer_zerop,
9240 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
9241 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
9242 tree_node_structure, handled_component_p, get_containing_scope,
9243 decl_function_context, decl_type_context, real_zerop,
9244 type_num_arguments, fit_double_type, really_constant_p,
9245 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
9246 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
9247 real_twop, real_minus_onep, int_cst_value): Likewise.
9249 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9251 * cfglayout.c (insn_scope, insn_line): Constify.
9252 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
9253 const_double_htab_hash, const_double_htab_eq,
9254 mem_attrs_htab_hash): Likewise.
9255 * loop-iv.c (biv_eq): Likewise.
9256 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
9257 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
9258 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
9260 * rtl-error.c (location_for_asm, diagnostic_for_asm,
9261 error_for_asm, warning_for_asm, _fatal_insn,
9262 _fatal_insn_not_found): Likewise.
9263 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
9264 rtx_equal_p, 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): Likewise.
9268 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
9269 rtl_check_failed_type2, rtl_check_failed_code1,
9270 rtl_check_failed_code2, rtl_check_failed_code_mode,
9271 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
9272 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
9273 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
9274 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
9275 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
9276 rtx_unstable_p, get_integer_term, get_related_value,
9277 offset_within_block_p, reg_mentioned_p, count_occurrences,
9278 reg_referenced_p, reg_used_between_p, no_labels_between_p,
9279 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
9280 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
9281 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
9282 find_constant_src, find_reg_fusage, find_regno_fusage,
9283 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
9284 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
9285 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
9286 computed_jump_p, auto_inc_p, in_expr_list_p,
9287 remove_node_from_expr_list, loc_mentioned_in_p,
9288 label_is_jump_target_p, reversed_comparison_code_parts,
9289 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
9290 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
9291 print_inline_rtx): Likewise.
9292 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
9293 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
9294 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
9295 get_integer_term, get_related_value, offset_within_block_p,
9296 count_occurrences, reg_mentioned_p, no_labels_between_p,
9297 reg_used_between_p, reg_referenced_p, single_set_2,
9298 multiple_sets, set_noop_p, refers_to_regno_p,
9299 reg_overlap_mentioned_p, dead_or_set_p,
9300 covers_regno_no_parallel_p, covers_regno_p,
9301 dead_or_set_regno_p, find_reg_note, find_regno_note,
9302 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
9303 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
9304 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
9305 side_effects_p, may_trap_p_1, may_trap_p,
9306 may_trap_after_code_motion_p, may_trap_or_fault_p,
9307 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
9308 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
9309 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
9310 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
9311 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
9313 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
9314 warning_for_asm): Likewise.
9315 * tree.h (print_rtl): Likewise.
9316 * varasm.c (get_pool_mode): Likewise.
9318 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9320 * c-lex.c (c_lex_with_flags, lex_string): Constify.
9321 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
9322 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
9323 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
9324 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
9325 * ddg.c (compare_sccs): Likewise.
9326 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
9327 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
9328 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
9329 decimal_do_fix_trunc, decimal_real_to_integer,
9330 decimal_real_to_integer2, decimal_real_maxval): Likewise.
9331 * dse.c (const_group_info_t): New.
9332 (invariant_group_base_eq, invariant_group_base_hash): Constify.
9333 * dwarf2out.c (const_dw_die_ref): New.
9334 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
9335 * tree-browser.c (TB_parent_eq): Likewise.
9336 * unwind-dw2-fde.c (__register_frame_info_bases,
9337 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
9338 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
9340 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
9341 * unwind-dw2.c (uw_frame_state_for): Likewise.
9342 * value-prof.c (histogram_hash, histogram_eq): Likewise.
9343 * value-prof.h (const_histogram_value): New.
9345 2007-07-25 Richard Sandiford <richard@codesourcery.com>
9347 * config/mips/mips.c (machine_function): Add
9348 initialized_mips16_gp_pseudo_p.
9349 (mips16_gp_pseudo_reg): Do not emit the initialization of
9350 mips16_gp_pseudo_rtx when being called from the gimple cost-
9351 calculation routines; emit it on the first use outside those
9354 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9356 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
9359 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
9360 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
9361 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
9362 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
9363 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
9364 Preserve const-ness of parameters through use of __typeof(),
9365 also constify and tidy.
9367 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
9368 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
9369 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
9370 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
9371 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
9372 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
9373 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
9374 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
9375 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
9377 2007-07-25 Julian Brown <julian@codesourcery.com>
9378 Mark Shinwell <shinwell@codesourcery.com>
9380 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
9381 (alpha_mangle_type): This.
9382 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
9383 (TARGET_MANGLE_TYPE): Define this instead.
9384 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
9385 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
9386 (arm_init_neon_builtins): Fix comment.
9387 (arm_mangle_map_entry): New.
9388 (arm_mangle_map): New.
9389 (arm_mangle_type): New.
9390 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
9391 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
9392 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
9393 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
9394 (TARGET_MANGLE_TYPE): Define this instead.
9395 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
9396 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
9397 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
9398 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
9399 (TARGET_MANGLE_TYPE): Define this instead.
9400 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
9402 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
9403 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
9404 (TARGET_MANGLE_TYPE): Define this instead.
9405 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
9406 (s390_mangle_type): This.
9407 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
9408 (TARGET_MANGLE_TYPE): Define this instead.
9409 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
9410 (sparc_mangle_type): This.
9411 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
9412 (TARGET_MANGLE_TYPE): Define this instead.
9413 * cp/mangle.c (write_type): Call mangle_type target hook on all
9414 types before mangling. Use original type, not main variant, as
9416 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
9417 (TARGET_MANGLE_TYPE): This.
9418 * target.h (gcc_target): Rename mangle_fundamental_type to
9420 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
9421 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
9423 2007-07-25 Julian Brown <julian@codesourcery.com>
9424 Paul Brook <paul@codesourcery.com>
9425 Joseph Myers <joseph@codesourcery.com>
9426 Mark Shinwell <shinwell@codesourcery.com>
9428 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
9429 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
9430 (with_fpu): Allow --with-fpu=neon.
9431 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
9432 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
9433 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
9434 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
9435 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
9436 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
9437 (neon_emit_pair_result_insn, neon_disambiguate_copy)
9438 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
9439 (output_move_neon): Add prototypes.
9440 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
9441 (all_fpus): Add FPUTYPE_NEON.
9442 (fp_model_for_fpu): Add NEON field.
9443 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
9444 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
9446 (arm_legitimate_address_p): Don't support fancy addressing for NEON
9448 (thumb2_legitimate_address_p): Likewise.
9449 (neon_valid_immediate): Recognize and prepare constants suitable for
9451 (neon_immediate_valid_for_move): New function. Recognize and prepare
9452 immediates for NEON move instructions.
9453 (neon_immediate_valid_for_logic): New function. Recognize and
9454 prepare immediates for NEON logic instructions.
9455 (neon_output_logic_immediate): New function. Create asm string
9456 suitable for outputting immediate logic instructions.
9457 (neon_pairwise_reduce): New function. Implement reduction using
9458 pairwise operations.
9459 (neon_expand_vector_init): New function. Expand a (possibly
9460 non-constant) vector initialization.
9461 (neon_vector_mem_operand): New function. Memory operands supported
9462 for quad-word loads/stores to/from ARM or NEON registers. Don't
9463 allow base+offset addressing for core regs.
9464 (neon_struct_mem_operand): New function. Valid mems for NEON
9466 (coproc_secondary_reload_class): Enable NEON registers to be loaded
9467 from neon_vector_mem_operand addresses without a secondary register.
9468 (add_minipool_forward_ref): Handle >8-byte minipool entries.
9469 (add_minipool_backward_ref): Likewise.
9470 (dump_minipool): Likewise.
9471 (push_minipool_fix): Likewise.
9472 (output_move_quad): New function. Output quad-word moves, loads and
9473 stores using ARM registers.
9474 (output_move_vfp): Add support for vectors in VFP (NEON) D
9476 (output_move_neon): Output a NEON load/store to/from a quadword
9478 (arm_print_operand): Implement new codes:
9479 - 'c' for unadorned integers (without a # sign).
9480 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
9482 - 'e', 'f' for the low and high D parts of a NEON Q register.
9483 - 'q' outputs a NEON Q register.
9484 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
9485 - 'T' prints NEON opcode features from a coded bitmask.
9486 - 'F' is similar to T, but signed/unsigned codes both print as
9488 - 't' is similar to T, but 'u' is printed instead of 'p'.
9489 - 'O' prints 'r' if NEON instruction should perform rounding (as
9490 specified by bitmask), else prints nothing.
9491 - '#' is a punctuation character to stop operand numbers from
9492 running together with following digits in the assembler
9493 strings for instructions (when using mode attributes).
9494 (arm_assemble_integer): Handle extra NEON vector modes. Permute
9495 constant vectors in big-endian mode, where necessary.
9496 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
9497 Handle EI, OI, CI, XI modes.
9498 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
9499 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
9500 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
9501 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
9502 (neon_builtin_type_bits): Add enumeration, one bit for each vector
9504 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
9505 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
9506 to turn v8qi, etc. into bits defined above.
9507 (neon_itype): New enumeration. Classifications of NEON builtins.
9508 (neon_builtin_datum): Define struct. Contains information about
9509 a single builtin (with multiple modes).
9510 (CF): Define helper macro for...
9511 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
9513 (neon_builtin_data): New array. Define information about builtins
9514 for use during initialization/expansion.
9515 (arm_init_neon_builtins): New function.
9516 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
9518 (neon_builtin_compare): New function.
9519 (locate_neon_builtin_icode): New function. Find an insn code for a
9520 builtin given a function code for that builtin. Also return type of
9521 builtin (NEON_BINOP, NEON_UNOP etc.).
9522 (builtin_arg): New enumeration. Types of arguments for builtins.
9523 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
9524 Takes a variable argument list of builtin_arg types, terminated by
9526 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
9527 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
9528 (neon_emit_pair_result_insn): New function. Support returning pairs
9529 of vectors via a pointer.
9530 (neon_disambiguate_copy): New function. Set up operands for a
9531 multi-word copy such that registers do not get clobbered.
9532 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
9533 ARM_BUILTIN_NEON_BASE.
9534 (arm_file_start): Set float-abi attribute for NEON.
9535 (arm_vector_mode_supported_p): Enable NEON vector modes.
9536 (arm_mangle_map_entry): New.
9537 (arm_mangle_map): New.
9538 (arm_mangle_vector_type): New.
9539 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
9541 (TARGET_NEON): New macro. Target supports NEON.
9542 (fputype): Add FPUTYPE_NEON.
9543 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
9544 for vectorization based on command-line arg.
9545 (NEON_REGNO_OK_FOR_NREGS): Define.
9546 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
9547 (VALID_NEON_STRUCT_MODE): Define.
9548 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
9549 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
9550 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
9551 (consttable_16): Add pattern for outputting 16-byte minipool
9553 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
9555 (vec-common.md, neon.md): Include md files.
9556 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
9557 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
9558 (memory_constraint "Ut", "Un", "Us"): Define.
9559 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
9560 (MMX_char): New mode attribute.
9561 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
9562 (*add<mode>3_iwmmxt): New insn pattern.
9563 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
9564 (*sub<mode>3_iwmmxt): New insn pattern.
9565 (mulv4hi3): Rename to...
9566 (*mulv4hi3_iwmmxt): This.
9567 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
9568 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
9569 (uminv4hi3, uminv2si3): Remove. Replace with...
9570 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
9571 (*umin<mode>3_iwmmxt): These.
9572 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
9573 (ashr<mode>3_iwmmxt): This new pattern.
9574 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
9575 (lshr<mode>3_iwmmxt): This new pattern.
9576 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
9577 (ashl<mode>3_iwmmxt): This new pattern.
9578 * config/arm/neon-docgen.ml: New file. Generate documentation for
9580 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
9581 * config/arm/arm_neon.h: New (autogenerated).
9582 * config/arm/neon-testgen.ml: New file. Generate NEON tests
9584 * config/arm/neon.md: New file. Define NEON instructions.
9585 * config/arm/neon.ml: New file. Abstract description of NEON
9586 instructions, used to generate arm_neon.h header, documentation and
9588 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
9589 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
9591 * doc/extend.texi (ARM Built-in Functions): Rename and remove
9593 (ARM NEON Intrinsics): New subsection.
9594 * doc/arm-neon-intrinsics.texi: New (autogenerated).
9596 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
9598 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
9601 2007-07-24 Jan Hubicka <jh@suse.cz>
9603 * regclass.c (move_table): New type.
9604 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
9605 (init_move_cost): Break out from ...
9606 (init_reg_sets_1): ... here; simplify computation of
9607 have_regs-of_mode and contains_reg_of_mode.
9608 (record_reg_classes): Unswitch internal loops.
9609 (copy_cost): Trigger lazy initialization of move cost
9610 (record_address_regs): Likewise.
9612 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
9614 * config/darwin.c (darwin_override_options): Don't force on
9615 flag_var_tracking_uninit when no debug info is requested.
9617 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
9619 * cfgloop.c (init_loops_structure): New function.
9620 (flow_loops_find): Create root of the loop tree unconditionally.
9622 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
9624 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
9626 2007-07-24 Jan Hubicka <jh@suse.cz>
9628 * caller-save.c: Include ggc.h, gt-caller-save.h
9629 (reg_save_code, reg_restore_code): Rename to ...
9630 (cached_reg_save_code, cached_reg_restore_code): ... those.
9631 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
9632 (reg_save_code, reg_restore_code): New functions.
9633 (init_caller_save): Do not intialize
9634 reg_save_code/reg_restore_code tables.
9635 * Makefile.in: (gt-caller-save.h): New.
9637 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
9639 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
9640 with the mode of the original operand instead of
9643 2007-07-23 Jan Hubicka <jH@suse.cz>
9645 * i386.c (ix86_secondary_memory_needed): Break out to...
9646 (inline_secondary_memory_needed): ... here.
9647 (ix86_memory_move_cost): Break out to ...
9648 (inline_memory_move_cost): ... here; add support for IN value of 2 for
9649 maximum of input and output; fix handling of Q_REGS on 64bit.
9650 (ix86_secondary_memory_needed): Microoptimize.
9652 2007-07-23 Sebastian Pop <sebpop@gmail.com>
9654 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
9655 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
9656 stmts_from_loop, known_dependences_p, build_rdg): New.
9657 * tree-data-ref.h: Depends on graphds.h.
9658 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
9659 (build_rdg): Declared.
9660 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
9662 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
9664 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
9667 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
9668 Jakub Jelinek <jakub@redhat.com>
9670 PR middle-end/PR28690
9671 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
9673 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
9674 and MEM_POINTER operands over REG and MEM operands.
9675 (swap_commutative_operands_p): Change return value to bool.
9676 * rtl.h: Update the corresponding prototype.
9677 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
9678 instead of gen_rtx_PLUS.
9679 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
9680 value to bool. Change function arguments to rtx's and update code
9682 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
9683 calls to match the new declaration.
9684 * simplify-rtx.c (simplify_associative_operation): Don't
9685 reorder simplify_binary_operation arguments.
9687 2007-07-23 Richard Sandiford <richard@codesourcery.com>
9689 * config/mips/mips.c (override_options): Use mips_costs to derive
9690 the default branch cost.
9691 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
9693 * config/mips/mips.opt (mbranch-cost=): New option.
9694 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
9696 2007-07-23 Richard Sandiford <richard@codesourcery.com>
9698 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
9699 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
9700 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
9701 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
9703 2007-07-23 Richard Sandiford <richard@codesourcery.com>
9705 * config/mips/constraints.md (ks): New constraint.
9706 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
9707 (*add<mode>3_mips16): ...here.
9709 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
9711 * optabs.h (enum optab_index): Add new OTI_signbit.
9712 (signbit_optab): Define corresponding macro.
9713 (enum insn_code signbit_optab[]): Remove array.
9714 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
9715 (expand_copysign_absneg): If back end provides signbit insn, use it
9716 instead of bit operations on floating point argument.
9717 * builtins.c (enum insn_code signbit_optab[]): Remove array.
9718 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
9719 for availability of signbit insn.
9721 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
9722 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
9723 SSE mode is not active.
9724 (isinf<mode>2): Disable for mfpmath=sse,387.
9726 2007-07-22 Ben Elliston <bje@au.ibm.com>
9728 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
9730 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
9732 2007-07-20 Richard Guenther <rguenther@suse.de>
9734 * tree-cfg.c (verify_expr): COND_EXPRs can have any
9735 integral typed condition.
9736 * tree-ssa.c (useless_type_conversion_p): Do not preserve
9737 booleanness. Only preserve conversions from a non-base
9738 type to a base type, not in general between types with
9739 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
9740 * tree.def (COND_EXPR): Document that the condition
9741 can be of any integral type.
9743 2007-07-20 Nigel Stephens <nigel@mips.com>
9744 Richard Sandiford <richard@codesourcery.com>
9746 * config/mips/mips.h (mips_dwarf_regno): Declare.
9747 (DBX_REGISTER_NUMBER): Remove redundant brackets.
9748 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
9749 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
9750 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
9751 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
9752 (REG_CLASS_NAMES): Update accordingly.
9753 * config/mips/mips.c (mips_dwarf_regno): New array.
9754 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
9755 (mips_subword): Remove special handling for accumulator registers.
9756 (override_options): Initiailize mips_dwarf_regno. Remove use
9758 (mips_swap_registers): New function.
9759 (mips_conditional_register_usage): Swap accumulator registers
9760 around if TARGET_LITTLE_ENDIAN.
9761 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
9762 * config/mips/constraints.md (h, l): Use the endianness to choose
9763 between MD0_REG and MD1_REG.
9764 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
9765 alternative-dependent template.
9767 2007-07-20 Richard Sandiford <richard@codesourcery.com>
9769 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
9772 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
9774 * function.c (thread_prologue_and_epilogue_insns): Fix exit
9775 predecessor fallthru flags.
9777 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
9779 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
9780 of compare to the same type.
9781 * cfgloopmanip.c (add_loop): Update information about loop exits.
9782 (loop_version): Remove the innermost loop requirement.
9783 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
9784 to sizetype for pointers.
9786 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
9788 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
9789 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
9790 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
9792 * config/dfp-bit.c: Empty for TFmode conversions.
9794 2007-07-18 Caroline Tice <ctice@apple.com>
9796 * var-tracking.c (find_src_status): Check for COND_EXEC insns
9797 and handle them correctly; check that src is not NULL before
9799 (find_src_set_src): Likewise.
9801 2007-07-18 Bob Wilson <bob.wilson@acm.org>
9803 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
9804 (struct alignment_context, init_alignment_context): New.
9805 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
9806 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
9807 (XCHAL_HAVE_S32C1I): Likewise.
9808 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
9809 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
9810 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
9811 (ATOMIC, HQI): New macros.
9812 (memory_barrier, *memory_barrier): New.
9813 (sync_lock_releasesi): New.
9814 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
9815 (sync_lock_test_and_set<mode>): New.
9816 (sync_<atomic><mode>): New.
9817 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
9818 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
9819 (xtensa_expand_atomic): New.
9821 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9825 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
9826 transformation for builtin ISNORMAL.
9827 (expand_builtin): Handle BUILT_IN_ISNORMAL.
9828 * builtins.def (BUILT_IN_ISNORMAL): New.
9829 * doc/extend.texi: Document isnormal.
9831 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9835 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
9836 optabs infrastructure. Provide generic implementation for
9838 (expand_builtin): Handle FINITE/ISFINITE.
9839 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
9840 (fold_builtin_1): Likewise.
9842 * builtins.def (BUILT_IN_ISFINITE): New.
9844 * doc/extend.texi: Document isfinite.
9846 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9851 * builtins.c (expand_builtin_interclass_mathfn): Provide a
9852 generic fallback for isinf.
9853 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
9854 calculation code ...
9855 * real.c (get_max_float): ... to here.
9856 * real.h (get_max_float): New.
9858 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9862 * builtin-attrs.def (ATTR_TYPEGENERIC,
9863 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
9865 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
9866 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
9867 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
9868 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
9870 * c-common.c (handle_type_generic_attribute): New.
9871 (c_common_attribute_table): Add "type generic".
9873 * c-typeck.c (convert_arguments): Handle "type generic" functions.
9875 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
9877 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
9878 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
9881 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
9884 * config/cris/cris.c (cris_print_index): Don't use XEXP before
9885 checking that the operand is an expression.
9887 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
9888 Danny Smith <dannysmith@users.sourceforge.net>
9891 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
9892 file mapping object in local namespace if Windows version later
9895 2007-07-18 Richard Sandiford <richard@codesourcery.com>
9897 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
9898 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
9899 arm_cannot_force_const_mem.
9900 (arm_cannot_force_const_mem): New function.
9901 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
9902 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
9903 of arm_tls_referenced_p.
9904 * config/arm/arm.md (movsi): Split out-of-section constants when
9905 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
9906 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
9908 2007-07-18 Richard Sandiford <richard@codesourcery.com>
9910 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
9912 2007-07-18 Richard Sandiford <richard@codesourcery.com>
9914 * config/mips/mips.md (*extendqihi2): Convert the destination
9917 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9919 * config/pa/fptr.c: Update license header.
9920 * config/pa/milli64.S: Likewise.
9922 2007-07-17 Nick Clifton <nickc@redhat.com>
9924 * COPYING_v3: New file. Contains version 3 of the GNU General
9926 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
9927 Lesser General Public License.
9928 * doc/include/gpl_v3.texi: New file. Contains version 3 of
9929 the GNU General Public License.
9931 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
9933 PR rtl-optimization/32773
9934 * cfglayout.c (force_one_exit_fallthru): New function.
9935 (cfg_layout_finalize): Use it.
9937 2007-07-16 Richard Guenther <rguenther@suse.de>
9938 Uros Bizjak <ubizjak@gmail.com>
9940 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
9941 before forcing it to gimple operand.
9943 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
9944 David Ung <davidu@mips.com>
9946 * config/mips/mips.h (TUNE_24K): Define.
9947 (TUNE_MACC_CHAINS): Add TUNE_24K.
9948 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
9950 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
9951 (r74k_int_madd): .. this new reservation.
9952 (define_bypass): Fixed bypasses for r74k_int_madd to use
9954 * config/mips/24k.md (define_bypass): Define new
9955 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
9957 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
9958 Nigel Stephens <nigel@mips.com>
9960 * config/mips/mips.md: Include 20kc.md.
9961 * config/mips/20kc.md: New file.
9962 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
9963 (mips_adjust_cost): Tweak for 20Kc.
9964 (mips_issue_rate): Likewise.
9965 * config/mips/mips.h (TUNE_20KC): Define.
9967 2007-07-16 David Edelsohn <edelsohn@gnu.og>
9969 * config/rs6000/rs6000.c (struct processor_cost): Add
9970 cache_line_size, l1_cache_lines, and simultaneous_prefetches
9972 (*_cost): Add cache information.
9973 (rs6000_override_options): Set cache parameters.
9975 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9978 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
9979 * doc/install.texi (mips-sgi-irix6): pthread support works now.
9981 2007-07-16 Paul Brook <paul@codesourcery.com>
9984 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
9985 (cirrus_thumb2_movsi_insn): Ditto.
9987 2007-07-15 Geoffrey Keating <geoffk@apple.com>
9989 * config/rs6000/darwin-fallback.c (interpret_libc): Change
9992 2007-07-15 Andrew Haley <aph@redhat.com>
9994 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
9995 before looking in the context.
9997 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10000 PR middle-end/32769
10001 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
10002 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
10003 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
10004 (pa_output_function_prologue): Use rp_saved and
10005 current_function_is_leaf to generate .CALLINFO statement.
10006 (hppa_expand_prologue): Set rp_saved.
10007 (hppa_expand_epilogue): Use rp_saved.
10008 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
10009 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
10011 2007-07-14 Dirk Mueller <dmueller@suse.de>
10013 * omega.c (coalesce): Fix memory leak on early exit.
10014 * matrix-reorg.c (check_allocation_function): Likewise.
10015 * tree-vect-transform.c (vect_get_new_vect_var): free result
10017 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
10018 pass pointer to edge vector
10019 (partition_hot_cold_basic_blocks): Fix memory leak.
10020 * collect2.c (prefix_from_string): Free temporary storage.
10021 * reload1.c (fixup_abnormal_edges): Free sbitmap.
10023 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
10025 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
10026 (DO_GLOBAL_DTORS_BODY): Likewise.
10028 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
10029 Nigel Stephens <nigel@mips.com>
10031 * config/mips/mips.c (mips_classify_symbol): Don't return
10032 SYMBOL_SMALL_DATA for constant pool addresses if
10033 TARGET_EMBEDDED_DATA is true.
10035 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
10037 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
10038 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
10039 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
10040 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
10041 __builtin_ia32_storehps, __builtin_ia32_storelps,
10042 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
10043 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
10044 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
10045 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
10046 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
10047 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
10048 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
10049 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
10050 using def_builtin_const.
10052 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
10054 PR tree-optimization/32705
10055 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
10056 (simplify_binary_expression): Use SSA_VAL consistently.
10058 2007-07-13 David Edelsohn <edelsohn@gnu.org>
10060 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
10061 (SPEFSCR_REGNO): Delete definition.
10062 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
10063 COUNT_REGISTER_REGNUM -> CTR_REGNO.
10064 * config/rs6000/rs6000.h: Do not define *_REGNO.
10065 LINK_REGISTER_REGNUM -> LR_REGNO.
10066 COUNT_REGISTER_REGNUM -> CTR_REGNO.
10067 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
10068 COUNT_REGISTER_REGNUM -> CTR_REGNO.
10069 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
10070 R_VRSAVE, R_VSCR. Use them.
10071 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
10072 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
10073 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
10074 * config/rs6000/aix.h: Define R_LR. Use it.
10076 2007-07-13 Caroline Tice <ctice@apple.com>
10078 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
10079 flag_var_tracking is explicitly turned off (i.e. when variable
10080 tracking is not feasible); otherwise, turn flag_var_tracking on when
10081 flag_var_tracking_uninit is on.
10082 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
10083 note definitions, to allow recording of initialization status in the
10085 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
10086 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
10087 determine if two note locations are equal.
10088 (output_loc_list): Don't output list entries whose start & end labels
10090 (reg_loc_descriptor): Add parameter for initialization status; pass it
10091 to other loc descriptor functions.
10092 (one_reg_loc_descriptor): Add parameter for initialization status;
10093 check its value and add DW_OP_GNU_uninit to returned loc descr if
10095 (multiple_reg_loc_descriptor): Add parameter for initialization
10097 pass init status argument to other loc descriptor functions; check
10098 value of intialization parameter and add DW_OP_GNU_uninit to returned
10099 loc descr if appropriate.
10100 (based_loc_descr): Add parameter for initialization status; add new
10101 variable for return value; check value of initialization parameter and
10102 add DW_OP_GNU_uninit to returned loc descr if appropriate.
10103 (concatn_mem_loc_descriptor): Add parameter for initialization status;
10104 pass init status argument to other loc descriptor functions; check
10105 value of intialization parameter and add DW_OP_GNU_uninit to returned
10106 loc descr if appropriate.
10107 (mem_loc_descriptor): Likewise.
10108 (concat_loc_descriptor): Likewise.
10109 (concatn_loc_descriptor): Likewise.
10110 (loc_descriptor): Add parameter for initialization status; pass it as
10111 argument to other loc descriptor function calls.
10112 (loc_descriptor_from_tree_1): Add appropriate initialization status
10113 to loc descriptor function calls.
10114 (add_location_or_const_value_attribute): Get initialization status
10115 from VAR_LOCATION note; add initialization status to loc descriptor
10117 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
10118 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
10119 status is uninitialized, add "[uninint]" to output.
10120 * common.opt (fvar-tracking-uninit): New option, similar to
10121 fvar-tracking, to turn on tracking of uninitialized variables; creates
10122 a new global flag, flag_var_tracking_uninit.
10123 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
10124 (enum var_init_status): New type, for var initialization status field.
10125 * var-tracking.c (struct location_chain_def): Two new fields, init,
10126 for initialization status, and set_src for the assignment value expr.
10127 (unshare_variable): New parameter for initialization status;
10128 initialize new init and set_src fields.
10129 (var_reg_set): New parameters for initialization status and value;
10130 pass them to set_variable_part.
10131 (var_mem_set): Likewise.
10132 (get_init_value): New function.
10133 (var_reg_delete_and_set): New initialization status & value
10134 parameters; add call to get_init_value if status is unknown; pass new
10135 parameters to clobber_variable_part and var_reg_set.
10136 (var_mem_delete_and_set): Likewise.
10137 (var_reg_delete): Pass null set_src value to clobber_variable_part.
10138 (var_mem_delete): Likewise.
10139 (variable_union): Pass status to unshare_variable; initialize new init
10140 and set_src fields. If flag_var_tracking_uninit is not set, force
10141 status to initialized.
10142 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
10143 used later to get the set_src value.
10144 (find_src_status): New function.
10145 (find_src_set_src): New function.
10146 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
10147 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
10148 MO_SET, get set_src value and pass it to var_reg_delete_and_set
10149 and var_mem_delete_and_set.
10150 (dump_variable): Print out "[uninit]" if appropriate.
10151 (set_variable_part): Add new initialization and set_src parameters;
10152 pass status to unshare_variable; set node->init and node- >set_src
10153 fields and modify slot in hash table appropriately; save the init and
10154 set_src values if appropriate and assign to the new node.
10155 (clobber_variable_part): New set_src parameter; if two nodes have
10156 same variable and same location but different set_src (assignment)
10157 values, clobber old node.
10158 (delete_variable_part): Pass init status to unshare_variable.
10159 (emit_note_insn_var_location): Add initialized var; assign var's init
10160 status to new 'initialized'; pass new init status field to calls to
10161 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
10162 status to initialized.
10163 (emit_notes_in_bb): Pass initialization status to calls to
10164 var_reg_set, var_mem_set, var_reg_delete_and_set and
10165 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
10166 var_reg_delete_and_set and var_mem_delete_and_set; call
10167 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
10168 make up for change in add_stores.
10169 (vt_add_function_parameters): Add status to calls to
10171 * config/darwin.c (darwin_override_options): Turn on uninitialized
10172 tracking automatically, if var_tracking is on and the system is
10175 2007-07-13 Sa Liu <saliu@de.ibm.com>
10177 * config.gcc: Add options for arch and tune on SPU.
10178 * config/spu/predicates.md: Add constant operands 0 and 1.
10179 * config/spu/spu-builtins.def: Add builtins for double precision
10180 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
10181 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
10183 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
10185 * config/spu/spu-protos.h: Add new function prototypes.
10186 * config/spu/spu.c (spu_override_options): Check options -march and
10188 (spu_comp_icode): Add comparison code for DFmode and vector mode.
10189 (spu_emit_branch_or_set): Use the new code for DFmode and vector
10191 (spu_const_from_int): New. Create a vector constant from 4 ints.
10192 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
10193 (spu_emit_vector_compare): New. Emit vector compare.
10194 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
10195 * config/spu/spu.h: Add options -march and -mtune. Define processor
10196 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
10197 CANONICALIZE_COMPARISON.
10198 * config/spu/spu.md: Add new insns for double precision compare
10199 and double precision vector compare. Add vcond and smax/smin patterns
10200 to enable DFmode vector conditional expression.
10201 * config/spu/spu.opt: Add options -march and -mtune.
10202 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
10203 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
10204 both CELL and CELLEDP targets: spu_testsv.
10205 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
10208 2007-07-13 Richard Guenther <rguenther@suse.de>
10210 PR tree-optimization/32721
10211 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
10212 TREE_THIS_VOLATILE on the folded reference.
10213 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
10214 if the array reference has TREE_THIS_VOLATILE set.
10216 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
10219 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
10221 2007-07-13 Andreas Schwab <schwab@suse.de>
10223 * gengtype-lex.l: Allow declarations to be indented.
10225 2007-07-12 Geoffrey Keating <geoffk@apple.com>
10227 * ginclude/tgmath.h: New.
10228 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
10229 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
10230 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
10231 * configure: Regenerate.
10233 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
10235 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
10236 correct index when setting register save state for xd
10239 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
10241 * config/sh/sh.c (mark_use): Remove.
10243 2007-07-12 Paul Brook <paul@codesourcery.com>
10245 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
10246 reg does not overlap return value.
10248 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
10250 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
10251 (set_expression_vuses): Ditto.
10252 (init_pre): Initialize expression_vuses.
10254 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10256 * config/i386/sse.md (storentdf, storentsf): New.
10258 2007-07-12 Geoffrey Keating <geoffk@apple.com>
10260 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
10262 * tree.c (build_decl_stat): Move code from here...
10263 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
10264 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
10265 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
10266 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
10267 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
10270 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
10271 Devang Patel <dpatel@apple.com>
10273 PR tree-optimization/25413
10274 * targhooks.c (default_builtin_vector_alignment_reachable): New.
10275 * targhooks.h (default_builtin_vector_alignment_reachable): New.
10276 * tree.h (contains_packed_reference): New.
10277 * expr.c (contains_packed_reference): New.
10278 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
10279 (vect_enhance_data_refs_alignment): Call
10280 vector_alignment_reachable_p.
10281 * target.h (vector_alignment_reachable): New builtin.
10282 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
10283 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
10284 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
10286 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
10288 * target.h (builtin_vectorization_cost): Add new target builtin.
10289 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
10290 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
10291 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
10292 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
10293 uninitialized variables.
10294 * tree-vect-transform.c (cost_for_stmt): New function.
10295 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
10296 using cost 1 for all scalar stmts. Be less conservative when
10297 estimating the number of prologue/epulogue iterations. Call
10298 targetm.vectorize.builtin_vectorization_cost. Return
10299 min_profitable_iters-1.
10300 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
10301 initialization cost instead of TARG_VEC_STMT_COST. Use
10302 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
10303 epilogue code. Fix epilogue cost computation.
10304 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
10305 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
10306 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
10307 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
10308 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
10309 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
10311 2007-07-12 Richard Guenther <rguenther@suse.de>
10313 * gimplify.c (gimplify_conversion): Make sure that the result
10314 from maybe_fold_offset_to_reference is trivially convertible
10315 to the desired type before doing the simplification.
10316 (gimplify_expr): Likewise.
10317 * fold-const.c (fold_binary): Use the correct types for
10318 building the simplified expression.
10320 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10322 PR rtl-optimization/32729
10323 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
10324 that fallthru to exit.
10326 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
10328 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
10329 (symDTPOFF2reg): Likewise.
10331 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
10333 PR tree-optimization/32663
10335 * tree.h (VALUE_HANDLE_VUSES): Remove.
10336 (struct tree_value_handle): Remove vuses.
10338 * tree-vn.c (create_value_handle_for_expr): Don't set
10339 VALUE_HANDLE_VUSES.
10341 * tree-ssa-pre.c (expression_vuses): New.
10342 (alloc_expression_id): Set up expression_vuses.
10343 (get_expression_vuses): New.
10344 (set_expression_vuses): Ditto.
10345 (clear_expression_ids): Modify for expression_vuses.
10346 (phi_translate_1): Ditto.
10347 (phi_translate_set): Ditto.
10348 (value_dies_in_block_x): Ditto
10349 (valid_in_sets): Ditto.
10350 (add_to_sets): Ditto.
10351 (find_existing_value_expr): Ditto.
10352 (create_value_handle_for_expr): Ditto.
10353 (make_values_for_stmt): Ditto.
10354 (vuse_equiv): Remove.
10356 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
10358 * Makefile.in (mostlyclean): Remove object files.
10360 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
10362 * toplev.c (no_new_pseudos): Deleted.
10363 * rtl.h (no_new_pseudos): Deleted.
10364 * tree-pass.h (pass_no_new_pseudos): Deleted.
10365 * passes.c (pass_no_new_pseudos): Deleted.
10366 * final.c (rest_of_clean_state): Removed no_new_pseudos.
10367 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
10368 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
10370 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
10371 * rtlhooks.c (gen_lowpart_general): Ditto.
10372 * optabs.c (prepare_operand): Ditto.
10373 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
10375 * modulo-sched.c (rest_of_handle_sms): Ditto.
10376 * see.c (rest_of_handle_see): Ditto.
10377 * ifcvt.c (if_convert): Ditto.
10378 (gate_handle_if_after_combine): Replaced no_new_pseudos with
10380 * init-regs.c (gate_initialize_regs): Deleted set of
10382 * lower-subreg.c (decompose_multiword_subregs): Ditto.
10383 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
10384 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
10386 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
10389 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
10390 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
10391 (*vec_extractv2di_1_rex64): New insn pattern.
10393 2007-07-11 David Daney <ddaney@avtrex.com>
10395 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
10396 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
10397 for SIGNAL_UNWIND_RETURN_COLUMN.
10398 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
10399 (DWARF_FRAME_REGNUM): Rewrite.
10400 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
10402 2007-07-11 Nick Clifton <nickc@redhat.com>
10404 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
10405 delta and use gen_int_mode in place of GET_INT instead.
10407 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
10409 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
10412 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
10414 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
10415 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
10417 * params.h (VERIFY_CANONICAL_TYPES): Remove.
10418 (USE_CANONICAL_TYPES): New.
10419 * doc/invoke.texi (verify-canonical-types): Remove.
10420 (use-canonical-types): Add.
10422 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
10424 * config/spu/spu.c (spu_optimization_options): Remove setting of
10425 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
10426 (spu_override_options): Move it here.
10428 2007-07-11 Richard Sandiford <richard@codesourcery.com>
10430 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
10431 * config/mips/mips.c (mips_cpu_info_table): Mention
10432 MIPS_ISA_LEVEL_SPEC in the comment.
10434 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
10436 PR tree-optimization/32713
10437 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
10439 2007-07-11 Paolo Carlini <pcarlini@suse.de>
10441 PR middle-end/30482
10442 * c-opts.c (c_common_post_options): Do not change flag_complex_method
10443 conditional to flag_isoc99.
10444 (c_common_init_options): Do it here, unconditionally.
10446 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
10448 PR tree-optimization/32589
10449 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
10450 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
10451 * tree-ssa-propagate.c (valid_gimple_expression_p): New
10452 predicate, extracted from...
10453 (set_rhs): ...here. Call it for the expression on entry.
10454 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
10455 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
10456 (simplify_binary_expression): Use valid_gimple_expression_p
10457 to validate the simplification.
10458 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
10460 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
10462 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
10463 DWARF2_DEBUG on 32 bit target too.
10464 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
10466 2007-07-11 Nick Clifton <nickc@redhat.com>
10468 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
10469 version for 64-bit hosts.
10471 2007-07-10 David Daney <ddaney@avtrex.com>
10473 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
10475 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
10477 * config/mips/mips.c (mips_expand_synci_loop): New function.
10478 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
10479 (UNSPEC_RDHWR): Same.
10480 (UNSPEC_SYNCI): Same.
10481 (UNSPEC_SYNC): Same.
10482 (clear_cache): New expand.
10486 (clear_hazard): Same.
10487 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
10489 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
10490 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
10492 2007-07-10 Ian Lance Taylor <iant@google.com>
10494 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
10497 2007-07-10 David Daney <ddaney@avtrex.com>
10499 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
10500 * builtins.c (expand_builtin___clear_cache): New function.
10501 (expand_builtin): Call expand_builtin___clear_cache for
10502 BUILT_IN_CLEAR_CACHE case.
10503 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
10504 * doc/md.texi (clear_cache): Document new instruction pattern.
10505 * testsuite/gcc.dg/builtins-64.c: New test.
10507 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
10509 * config/cris/cris.md ("movsi"): Fix typo in last change.
10511 2007-07-09 Geoffrey Keating <geoffk@apple.com>
10514 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
10516 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
10517 * varasm.c (assemble_start_function): Honor DECL_ALIGN
10518 for FUNCTION_DECLs. Don't use align_functions_log if
10520 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
10521 even for FUNCTION_DECLs.
10522 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
10524 * tree.h (DECL_ALIGN): Update for new location of 'align'.
10525 (DECL_FUNCTION_CODE): Update for new location and name of
10527 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
10528 (struct tree_decl_common): Move 'align' and 'off_align' out
10529 of union, ensure they're still on a 32-bit boundary. Remove
10530 other fields in union 'u1'.
10531 (struct tree_function_decl): Add field 'function_code' replacing
10532 'u1.f' in tree_decl_common.
10533 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
10534 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
10535 (Variable Attributes): Cross-reference 'aligned' attribute
10536 to Function Attributes.
10537 * flags.h (force_align_functions_log): Delete.
10538 * toplev.c (force_align_functions_log): Delete.
10540 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
10543 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
10544 (*vec_concatv2di_rex): New insn pattern.
10546 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10549 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
10551 2007-07-10 Ian Lance Taylor <iant@google.com>
10553 Replace no_new_pseudos in backends.
10554 * rtl.h (can_create_pseudo_p): Define.
10555 * config/darwin.c (machopic_indirect_data_reference): Use
10556 can_create_pseudo_p () instead of no_new_pseudos.
10557 (machopic_indirect_data_reference): Likewise.
10558 (machopic_legitimize_pic_address): Likewise.
10559 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
10560 (alpha_emit_set_const_1): Likewise.
10561 (alpha_emit_set_const): Likewise.
10562 (alpha_emit_conditional_move): Likewise.
10563 (alpha_split_conditional_move): Likewise.
10564 * config/alpha/alpha.md (various splitters): Likewise.
10566 * config/arm/arm.c (legitimize_pic_address): Likewise.
10567 (arm_load_pic_register): Likewise.
10568 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
10569 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
10570 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
10571 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
10572 * config/cris/cris.md (movsi): Likewise.
10573 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
10574 (symGOTOFF2reg_hilo): Likewise.
10575 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
10576 * config/h8300/h8300.md (insv, extzv): Likewise.
10577 * config/i386/i386.c (ix86_expand_move): Likewise.
10578 (ix86_expand_vector_move): Likewise.
10579 (ix86_prepare_fp_compare_args): Likewise.
10580 (ix86_expand_carry_flag_compare): Likewise.
10581 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
10582 (tls_dynamic_gnu2_combine_32): Likewise.
10583 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
10584 * config/ia64/ia64.c (ia64_expand_move): Likewise.
10585 (ia64_expand_movxf_movrf): Likewise.
10586 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
10587 (m32c_split_move): Likewise.
10588 (m32c_expand_insv): Likewise.
10589 * config/m68k/m68k.md (movsi): Likewise.
10590 * config/mips/mips.c (mips_force_temporary): Likewise.
10591 (mips_split_symbol): Likewise.
10592 (mips_move_integer): Likewise.
10593 (mips_legitimize_const_move): Likewise.
10594 * config/mn10300/mn10300.md (movsi): Likewise.
10595 * config/pa/pa.c (emit_move_sequence): Likewise.
10596 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
10597 (rs6000_got_register): Likewise.
10598 (create_TOC_reference): Likewise.
10599 (rs6000_machopic_legitimize_pic_address): Likewise.
10600 * config/rs6000/rs6000.md (add<mode>3): Likewise.
10601 (various splitters): Likewise.
10602 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
10603 (movsi_got): Likewise.
10604 * config/s390/s390.c (emit_symbolic_move): Likewise.
10605 * config/s390/s390.md (movhi, movqi): Likewise.
10606 (load_multiple, store_multiple): Likewise.
10607 * config/score/score.c (score_force_temporary): Likewise.
10608 * config/sh/sh.c (prepare_move_operands): Likewise.
10609 (prepare_cbranch_operands): Likewise.
10610 (emit_fpu_switch): Likewise.
10611 (fpscr_set_from_mem): Likewise.
10612 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
10613 (adddi3, subsi3): Likewise.
10614 (various splitters): Likewise.
10615 (divsi_inv_fp_combine): Likewise.
10616 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
10617 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
10619 * config/sh/predicates.md (xor_operand): Likewise.
10620 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
10621 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
10622 (movdi_pic_label_ref): Likewise.
10623 * config/spu/spu.c (spu_split_immediate): Likewise.
10624 * config/alpha/alpha.md (various splitters): Remove test
10625 !no_new_pseudos || reload_completed.
10626 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
10628 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
10629 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
10630 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
10631 * config/score/score.c (th_output_mi_thunk): Likewise.
10632 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
10633 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
10635 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
10637 PR rtl-optimization/32664
10638 * mode-switching.c (create_pre_exit): Skip barrier insns.
10640 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
10642 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
10643 force_gimple_operand_bsi.
10644 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
10645 rewrite_use_compare): Ditto.
10646 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
10648 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
10649 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
10650 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
10651 * tree-profile.c (prepare_instrumented_value,
10652 tree_gen_interval_profiler, tree_gen_pow2_profiler,
10653 tree_gen_one_value_profiler, tree_gen_ic_profiler,
10654 tree_gen_ic_func_profiler, tree_gen_average_profiler,
10655 tree_gen_ior_profiler): Ditto.
10656 * tree-ssa-reassoc.c (negate_value): Ditto.
10657 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
10658 Use force_gimple_operand_bsi.
10659 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
10660 * tree-if-conv.c (add_to_dst_predicate_list,
10661 find_phi_replacement_condition): Ditto.
10662 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
10663 Call mark_symbols_for_renaming for new statements.
10664 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
10666 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
10668 * cfghooks.c (remove_edge): New function.
10669 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
10671 * cfghooks.h (remove_edge): Declare.
10672 * cfg.c (remove_edge): Renamed to remove_edge_raw.
10673 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
10675 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
10677 * optabs.h: Added declaration for signbit_optab.
10678 * optabs.c: (init_optabs): Added initialization for signbit_optab.
10679 * genoptinit.c (optabs): Added entry for signbit insns.
10680 * builtins.c (expand_builtin_signbit): Added code to use a signbit
10681 insn, if available.
10682 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
10683 * config/s390/s390.md (signbit<mode>2): New expander.
10685 2007-07-09 Richard Guenther <rguenther@suse.de>
10687 PR middle-end/32698
10688 * fold-const.c (fold_plusminus_mult_expr): Move constant
10689 arguments second to allow decomposing.
10691 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
10694 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
10696 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
10697 Disregard DECL_FROM_INLINE.
10699 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
10702 * doc/invoke.texi: Add ftree-reassoc flag.
10703 * common.opt (ftree-reassoc): New flag.
10704 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
10705 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
10707 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
10709 PR tree-optimization/32681
10710 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
10711 saved in second_edge->aux when first_bb is a loop header.
10713 2007-07-09 Jan HUbicka <jh@suse.cz>
10715 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
10717 2007-07-09 Richard Guenther <rguenther@suse.de>
10719 * c-decl.c (start_function): Do not promote return type.
10721 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
10723 * function.c (do_warn_unused_parameter): Do not warn if
10724 TREE_NO_WARNING is set.
10726 2007-07-08 Andreas Schwab <schwab@suse.de>
10728 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
10730 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
10733 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
10735 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
10736 apply to assembly language, too.
10737 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
10739 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
10741 Revert (note the sccvn portions are *not* reverted)
10742 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
10744 Fix PR tree-optimization/23488
10746 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
10748 * tree-flow-inline.h (get_value_handle): Ditto.
10749 * tree-ssa-pre.c (decl_vh_map): New.
10750 (decl_node_pool): New.
10751 (can_value_number_operation): Support DECL_P.
10752 (can_PRE_operation): Ditto.
10753 (create_expression_by_pieces): Ditto.
10754 (find_existing_value_expr): Modify to differnetiate between
10755 addressing and top level.
10756 (create_value_handle_for_expr): Handle DECL's.
10757 (poolify_tree): Ditto.
10758 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
10759 (make_values_for_stmt): Handle DECL's properly.
10760 (init_pre): Reorg to not init useless things during FRE.
10762 * tree-flow.h: Include pointer-set.h.
10763 (decl_vh_map): Declare.
10764 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
10766 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
10768 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
10769 the constraint description.
10770 * doc/md.texi: Update documentation of AVR constraints.
10772 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
10774 * auto-inc-dec.c, config/arm/arm.c,
10775 config/m32r/constraints.md, config/mips/mips.md,
10776 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
10777 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
10778 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
10779 typos. Follow spelling conventions.
10780 * doc/invoke.texi, doc/rtl.texi: Fix typos.
10782 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
10783 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
10785 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
10786 realloc_vuse): Remove.
10787 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
10790 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
10792 Fix PR tree-optimization/23488
10794 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
10795 (try_to_simplify): Ditto.
10796 (visit_use): Ditto.
10797 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
10799 * tree-flow-inline.h (get_value_handle): Ditto.
10800 * tree-ssa-pre.c (decl_vh_map): New.
10801 (decl_node_pool): New.
10802 (can_value_number_operation): Support DECL_P.
10803 (can_PRE_operation): Ditto.
10804 (create_expression_by_pieces): Ditto.
10805 (find_existing_value_expr): Modify to differnetiate between
10806 addressing and top level.
10807 (create_value_handle_for_expr): Handle DECL's.
10808 (poolify_tree): Ditto.
10809 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
10810 (make_values_for_stmt): Handle DECL's properly.
10811 (init_pre): Reorg to not init useless things during FRE.
10813 * tree-flow.h: Include pointer-set.h.
10814 (decl_vh_map): Declare.
10815 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
10817 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
10819 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
10820 apply to assembly language, too.
10821 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
10823 2007-07-06 Ian Lance Taylor <iant@google.com>
10824 Zack Weinberg <zackw@panix.com>
10826 PR middle-end/32441
10827 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
10829 2007-07-06 Richard Sandiford <richard@codesourcery.com>
10831 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
10832 (prefetch): Likewise if "pref" would be used.
10834 2007-07-06 Josh Conner <jconner@apple.com>
10836 PR middle-end/32602
10837 PR middle-end/32603
10838 * calls.c (store_one_arg): Handle arguments which are partially
10839 on the stack when detecting argument overlap.
10841 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
10843 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
10844 chosen during find_reloads.
10846 2007-07-06 Richard Guenther <rguenther@suse.de>
10848 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
10849 TYPE_ARG_TYPES for verification of argument types. Use
10850 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
10851 parameters as variable arguments.
10853 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
10855 * libgcc2.h (word_type): Type definition removed.
10856 (cmp_return_type, shift_count_type): Type definitions added.
10857 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
10858 replaced with shift_count_type.
10859 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
10861 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
10862 changed from word_type to Wtype.
10863 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
10864 replaced with shift_count_type.
10865 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
10867 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
10868 and libgcc_shift_count attribute added.
10869 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
10870 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
10871 (TARGET_INITIALIZER): New target hooks added.
10872 * targhooks.c (default_libgcc_cmp_return_mode,
10873 default_libgcc_shift_count_mode): Default implementations for the new
10874 target hooks added.
10875 * targhooks.h (default_libgcc_cmp_return_mode,
10876 default_libgcc_shift_count_mode): Function prototypes added.
10877 * target.h (struct gcc_target): Fields for the new target hooks added.
10878 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
10880 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
10883 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
10884 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
10886 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
10887 s390_libgcc_shift_count_mode): Functions added.
10888 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
10889 Target hooks defined.
10891 2007-07-06 Richard Sandiford <richard@codesourcery.com>
10893 * config/mips/mips.c (compute_frame_size): Restore the original
10894 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
10895 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
10896 Document why the difference is needed.
10898 2007-07-06 Richard Guenther <rguenther@suse.de>
10900 * c-common.c (boolean_increment): Use correctly typed
10903 2007-07-06 Richard Sandiford <richard@codesourcery.com>
10905 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
10906 the topmost argument register is not also included in the save mask.
10907 (mips16e_collect_argument_save_p): Take a pointer to the argument
10908 register, rather than a pointer to the number of arguments.
10909 (mips16e_collect_argument_saves): Only include argument saves
10910 that aren't in the register mask.
10912 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
10914 PR rtl-optimization/32450
10915 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
10916 to ensure that instructions are not moved into the prologue when
10917 profiling is on. Remove unused prologue_end variable.
10918 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
10919 as a scheduling barrier.
10921 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
10924 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
10925 Disregard DECL_FROM_INLINE.
10927 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
10929 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
10930 IORing with a constant.
10932 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
10934 PR rtl-optimization/32475
10935 * df-scan.c (df_def_record_1): Add a use of the stack pointer
10936 for every definition of the stack pointer.
10938 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
10940 * arm.c (vfp3_const_double_index): Copy signed results of
10941 REAL_VALUE_TO_INT into unsigned vars.
10943 2007-07-05 Richard Guenther <rguenther@suse.de>
10945 PR middle-end/32639
10946 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
10948 * tree-ssa.c (useless_type_conversion_p): Check canonical
10951 2007-07-05 Anatoly Sokolov <aesok@post.ru>
10953 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
10954 zero_extendhisi2): Change to define_insn_and_split.
10955 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
10957 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
10959 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
10960 pass_match_asm_constraints): New.
10961 * passes.c (init_optimization_passes): Add new pass.
10962 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
10963 * function.h (struct function): Add has_asm_statement bit.
10964 (current_function_has_asm_statement): New.
10965 * tree-pass.h (pass_match_asm_constraints): New.
10967 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
10969 * config/mips/mips.c (mips_file_start): Avoid declaration
10972 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
10974 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
10976 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
10978 * rtl.def (NOTE): Change print format string to print
10979 operand 5 as a note insn name.
10981 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
10982 David Ung <davidu@mips.com>
10984 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
10985 * doc/invoke.texi: (MIPS Options): Document them.
10987 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
10988 David Ung <davidu@mips.com>
10990 Add support for SmartMIPS ASE.
10992 * optabs.c (expand_binop_directly): New, broken out from...
10993 (expand_binop): Here. Make it try rotating in the other
10994 direction even when the second operand isn't constant.
10995 * config/mips/mips.md (*lwxs): New.
10996 * config/mips/mips.opt (msmartmips): New.
10997 * config/mips/mips.c (mips_lwxs_address_p): New.
10998 (mips_rtx_costs): Make it recognize scaled indexed addressing.
10999 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
11000 __mips_smartmips when compiling for TARGET_SMARTMIPS.
11001 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
11002 (ISA_HAS_LWXS): New.
11003 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
11004 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
11005 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
11006 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
11007 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
11008 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
11009 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
11011 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
11013 * tree-vectorizer.c (new_loop_vec_info): Initialize
11014 LOOP_VINFO_COST_MODEL_MIN_ITERS.
11015 * tree-vectorizer.h (_loop_vec_info): Added new filed
11016 min_profitable_iters.
11017 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
11018 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
11019 * tree-vect-analyze.c (vect_analyze_operations): Set
11020 LOOP_VINFO_COST_MODEL_MIN_ITERS.
11021 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
11022 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
11023 Fix calculation of peel_iters_prologue. Move consideration of epilogue
11024 and prologue cost to after they are computed.
11025 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
11026 TARG_VEC_STMT_COST.
11027 (vect_model_simple_cost): Takes additional argument dt. Consider cost
11028 of creating vectors from scalars according to dt.
11029 (vect_model_store_cost): Likewise.
11030 (vectorizable_call): Use dt array instead of scalar dt. Call
11031 vect_model_simple_cost with additional argument dt.
11032 (vectorizable_assignment): Likewise.
11033 (vectorizable_operation): Likewise.
11034 (vectorizable_type_demotion): Likewise.
11035 (vectorizable_type_promotion): Likewise.
11036 (vectorizable_store): Use dt array instead of scalar dt. Call
11037 vect_model_store_cost with additional argument dt.
11038 (vect_do_peeling_for_loop_bound): Don't call
11039 vect_estimate_min_profitable_iters. Instead, lookup
11040 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
11041 "may not be profitable".
11043 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
11046 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
11047 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
11048 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
11049 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
11051 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
11053 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
11054 addressing modes cheaper.
11056 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
11058 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
11059 (dw_ranges_struct): Rename block_num to num. Adjust.
11060 (dw_ranges_by_label_struct): New.
11061 (ranges_by_label, ranges_by_label_allocated,
11062 ranges_by_label_in_use): New variables.
11063 (add_ranges_num): Factored most of the code out of...
11064 (add_ranges): ... this one. Rewrite in terms of the former.
11065 (add_ranges_by_labels): New.
11066 (output_ranges): Output by-label ranges.
11067 (dwarf2out_finish): Output range for multiple-section
11068 compile_unit. Output standard DW_AT_low_pc in addition to
11069 unexpected DW_AT_entry_pc.
11071 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
11073 PR tree-optimization/32604
11074 PR tree-optimization/32606
11076 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
11077 (compute_antic_safe): Removed.
11078 (ANTIC_SAFE_LOADS): Ditto.
11079 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
11080 (execute_pre): Don't call compute_antic_safe.
11081 (vuse_equiv): New function.
11082 (make_values_for_stmt): Use it
11083 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
11086 2007-07-04 Anatoly Sokolov <aesok@post.ru>
11089 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
11090 rather than a decl.
11091 (avr_attribute_table): Make "naked" attribute apply to function types
11092 rather than to decls.
11093 (avr_handle_fntype_attribute): New function.
11095 2007-07-04 Joseph Myers <joseph@codesourcery.com>
11097 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
11100 2007-07-04 David Ung <davidu@mips.com>
11101 Joseph Myers <joseph@codesourcery.com>
11103 * config/mips/mips.md (type): Add logical, signext and move.
11104 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
11105 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
11106 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
11107 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
11108 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
11109 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
11110 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
11111 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
11112 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
11113 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
11114 movv2sf_hardfloat_64bit): Use the new types.
11115 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
11116 *movdf_softfloat, *movdf_mips16): Use "multi".
11117 (extendqihi2): Replace with a define_expand.
11118 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
11119 Based on extend<SHORT:mode><GPR:mode>2 patterns.
11120 * config/mips/74k.md (r74k_int_logical): New reservation and
11122 (r74k_int_arith): Remove "slt".
11123 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
11124 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
11125 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
11126 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
11127 reservations for "arith".
11129 2007-07-04 Richard Guenther <rguenther@suse.de>
11131 * tree-ssa.c (useless_type_conversion_p): Add handling for
11132 scalar float and vector types. Only call the types_compatible_p
11133 langhook for aggregate types as last resort. Follow the
11136 2007-07-04 Richard Guenther <rguenther@suse.de>
11138 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
11139 the same as NOP_EXPR.
11141 2007-07-04 Nick Clifton <nickc@redhat.com>
11143 * target.h (struct gcc_target): Add target_help field.
11144 * target-def.h (TARGET_HELP): New.
11145 (TARGET_INITIALIZER): Use TARGET_HELP.
11146 * opts.c (command_handle_option): Invoke target_help function, if
11147 defined, when the user has specified --target-help on the command
11149 * doc/invoke.texi: Mention that --target-help might print
11150 additional information.
11151 * doc/tm.texi: Document TARGET_HELP hook.
11153 * arm.c (TARGET_HELP): Override default definition.
11154 (arm_target_help): New - display a wrapped list of cores and
11155 architectures supported.
11157 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
11159 * config/v850/v850.c (expand_prologue): Make sure
11160 GEN_INT() argument is sign extended rather than zero extended.
11161 (expand_epilogue): Likewise.
11162 (output_move_double): Delete.
11163 * config/v850/v850-protos.h (output_move_double): Delete.
11164 * config/v850/v850.md (movdi): Delete.
11165 (*movdi_internal): Delete.
11167 (*movdf_internal): Delete.
11169 2007-07-04 Richard Sandiford <richard@codesourcery.com>
11171 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
11172 unless compiling RTP PIC.
11174 2007-07-04 Richard Guenther <rguenther@suse.de>
11176 PR tree-optimization/32482
11177 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
11178 original ssa name if we didn't find a shift expression.
11179 Fix shift constant for bit zero test.
11181 2007-07-04 Richard Sandiford <richard@codesourcery.com>
11183 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
11185 2007-07-04 Richard Sandiford <richard@codesourcery.com>
11187 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
11188 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
11189 * config/arm/vxworks.h (ASM_SPEC): Delete.
11190 (SUBTARGET_EXTRA_ASM_SPEC): Define.
11192 2007-07-04 Sebastian Pop <sebpop@gmail.com>
11194 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
11195 (DDR_REVERSED_P): New.
11196 * tree-data-ref.c (initialize_data_dependence_relation,
11197 build_classic_dist_vector): Set DDR_REVERSED_P.
11199 2007-07-04 Sebastian Pop <sebpop@gmail.com>
11201 PR middle-end/32457
11202 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
11203 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
11204 init_omega_for_ddr_1): Use non conservative number of iterations
11206 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
11207 (analyze_siv_subscript): Remove FIXME and reinitialization of
11208 last_conflicts to chrec_dont_know.
11209 * testsuite/gfortran.dg/vect/pr32457.f90: New.
11211 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
11213 * tree.c (maybe_canonicalize_argtypes): Improve description.
11215 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
11217 * tree.c (maybe_canonicalize_argtypes): New.
11218 (build_function_type): Set canonical type.
11219 (build_method_type_directly): Ditto.
11220 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
11223 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11225 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
11227 (rewrite_use_nonlinear_expr): Likewise.
11229 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
11231 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
11233 2007-07-04 Ben Elliston <bje@au.ibm.com>
11235 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
11238 * c-objc-common.c (c_types_compatible_p): Fix indentation.
11240 * doc/tm.texi (Run-time Target): Capitalise "CPU".
11241 (Exception Handling): Likewise.
11243 2007-07-03 Jan Hubicka <jh@suse.cz>
11245 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
11247 2007-07-03 Eric Christopher <echristo@apple.com>
11249 * doc/cppopts.texi: Add conflicting option note to -dM.
11250 * doc/invoke.texi: Add note about possible conflicts with
11251 -E for -dCHARS and note that -dM will not produce
11252 any results if there is no machine dependent reorg.
11254 2007-07-03 Geoffrey Keating <geoffk@apple.com>
11256 * tree.h (DECL_ALIGN): Back out previous change.
11258 2007-07-03 Joseph Myers <joseph@codesourcery.com>
11260 * configure.ac: Test for .dtprelword support on MIPS.
11261 * configure, config.in: Regenerate.
11262 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
11263 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
11265 2007-07-03 Julian Brown <julian@codesourcery.com>
11267 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
11268 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
11269 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
11270 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
11272 (all_fpus): Add FPUTYPE_VFP3.
11273 (fp_model_for_fpu): Add VFPv3 field.
11274 (arm_rtx_costs_1): Give cost to VFPv3 constants.
11275 (vfp3_const_double_index): New function. Return integer index of
11276 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
11278 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
11279 and argument represents a valid RTX for a VFPv3 constant.
11280 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
11282 (vfp_emit_fstmd): Similar, for fstmd.
11283 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
11284 constants, represented as integer indices.
11285 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
11286 VFP_REGNO_OK_FOR_DOUBLE macros.
11287 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
11288 (arm_file_start): Set float-abi attribute for VFPv3, and output
11289 correct ".fpu" assembler directive.
11290 (arm_dbx_register_numbering): Add FIXME.
11291 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
11292 (fputype): Add FPUTYPE_VFP3.
11293 (FIXED_REGISTERS): Add 32 registers for D16-D31.
11294 (CALL_USED_REGISTERS): Likewise.
11295 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
11296 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
11297 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
11298 (D7_VFP_REGNUM): New.
11299 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
11300 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
11301 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
11302 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
11303 (REG_ALLOC_ORDER): Adjust for VFPv3.
11304 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
11305 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
11306 VFP_LO_REGS, VFP_HI_REGS.
11307 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
11308 (IS_VFP_CLASS): Define macro.
11309 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
11311 (REGISTER_MOVE_COST): Likewise.
11312 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
11313 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
11314 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
11315 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
11316 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
11317 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
11318 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
11319 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
11320 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
11321 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
11322 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
11323 where appropriate for single-word registers.
11324 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
11325 As above. Fix type attributes.
11326 * config/arm/constraints.md (register_contraint "t"): Define.
11327 (register_constraint "w"): Change to D0-D15, or D0-D31 for
11329 (register_constraint "x"): Define.
11330 (constraint "Dv"): Define.
11332 2007-07-03 Geoffrey Keating <geoffk@apple.com>
11334 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
11336 2007-07-03 Tom Tromey <tromey@redhat.com>
11338 * c-parser.c (objc_pq_context): Removed.
11339 (objc_need_raw_identifier): Likewise.
11340 (c_parser) <objc_pq_context>: New field.
11341 <objc_need_raw_identifier>: Likewise.
11342 (OBJC_NEED_RAW_IDENTIFIER): Removed.
11343 (c_lex_one_token): Update.
11344 (c_parser_objc_protocol_definition): Update.
11345 (c_parser_objc_method_definition): Update.
11346 (c_parser_objc_methodproto): Update.
11347 (c_parser_declspecs): Update.
11349 2007-07-03 David Ung <davidu@mips.com>
11351 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
11353 2007-07-03 David Ung <davidu@mips.com>
11354 Richard Sandiford <richard@codesourcery.com>
11356 * doc/invoke.texi: Document -march=74kf3_2.
11357 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
11358 (TUNE_74K): Check for it.
11359 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
11360 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
11361 * config/mips/mips.md (cpu): Add 74kf3_2.
11362 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
11363 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
11364 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
11365 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
11366 74kf3_2 to the CPU list.
11367 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
11368 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
11369 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
11370 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
11371 (r74kf3_2_fxfer_from_c1): New insn reservations.
11373 2007-07-03 Richard Sandiford <richard@codesourcery.com>
11374 David Ung <davidu@mips.com>
11376 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
11377 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
11378 and 74k[fx]. Document aliases for the new options.
11379 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
11380 (PROCESSOR_24KF2_1): ...this.
11381 (PROCESSOR_24KX): Rename to...
11382 (PROCESSOR_24KF1_1): ...this.
11383 (PROCESSOR_74KF): Rename to...
11384 (PROCESSOR_74KF2_1): ...this.
11385 (PROCESSOR_74KX): Rename to...
11386 (PROCESSOR_74KF1_1): ...this.
11387 (TUNE_74K): Update PROCESSOR_* names.
11388 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
11389 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
11390 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
11391 (mips_rtx_cost_data): Update processor names in comments.
11392 (mips_issue_rate): Update PROCESSOR_* names.
11393 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
11394 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
11395 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
11396 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
11397 Update cpu attribute names.
11398 (r24k_fpu_iss): Rename this reservation to...
11399 (r24kf2_1_fpu_iss): ...this and update all uses.
11400 (r24kx_fpu_iss): Rename this reservation to...
11401 (r24kf1_1_fpu_iss): ...this and update all uses.
11402 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
11403 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
11404 Update cpu attribute names.
11406 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
11408 * config/m32r/constraints.md: New file.
11409 * config/m32r/m32r.c: Include tm-constrs.h.
11410 (small_data_operand): Use satisfies_constraint_* instead of macro.
11411 (addr24_operand, gen_compare): Likewise.
11412 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
11413 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
11414 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
11415 EXTRA_CONSTRAINT): Likewise.
11416 * config/m32r/m32r.md: Include constraints.md.
11417 (*movsi_insn): Use satisfies_constraint_* instead of macro.
11418 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
11419 * config/m32r/predicates.md (conditional_move_operand): Likewise.
11420 (two_insn_const_operand, int8_operand, uint16_operand,
11421 reg_or_int16_operand, reg_or_uint16_operand,
11422 reg_or_cmp_int16_operand, cmp_int16_operand,
11423 seth_add3_operand): Likewise.
11425 2007-07-03 Eric Christopher <echristo@gmail.com>
11427 * libgcc2.h: Conditionally declare __bswapsi2 and
11430 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
11432 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
11435 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11438 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
11439 (__gthrw_pragma): Provide default definition.
11440 (__gthrw2): Use it.
11441 * gthr-posix.c (__gthrw_pragma): Define.
11443 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
11445 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
11446 before declaring inequality.
11448 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
11450 * combine.c (recog_for_combine): Log the success or failure of
11451 matching new insn patterns against the machine description in
11454 2007-07-03 Revital Eres <eres@il.ibm.com>
11456 * ddg.c (print_sccs): New function.
11457 (check_sccs): New function.
11458 (create_ddg_all_sccs): Use it.
11459 * ddg.h (print_sccs): Declare.
11460 * modulo-sched.c (sms_order_nodes): Call print_sccs.
11462 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
11464 * targhooks.h (default_mode_for_suffix): New function declaration.
11465 * targhooks.c (default_mode_for_suffix): New default target hook.
11466 * target.h (struct c): New structure in the targetm struct.
11467 (mode_for_suffix): New target hook as part of struct c.
11468 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
11469 default_mode_for_suffix.
11470 (TARGET_C): New define.
11471 * c-lex.c: Include "target.h".
11472 (interpret_float): Use targetm.c.mode_for_suffix to determine
11473 the mode for a given non-standard suffix.
11474 Makefile.in (c-lex.o): Depend on $(TARGET_H).
11476 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
11477 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
11479 * doc/extend.texi (Floating Types): New node. Document __float80 and
11480 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
11482 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
11485 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
11486 predicate instead of target_operand.
11487 (divsi3_i1_media, divsi3_media_2): Likewise.
11489 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
11491 * tree.h (alias_sets_might_conflict_p): Rename into
11492 alias_sets_must_conflict_p.
11493 * alias.c (alias_sets_might_conflict_p): Likewise.
11494 (alias_sets_conflict_p): Use it.
11495 (objects_must_conflict_p): Likewise.
11496 * c-common.c (strict_aliasing_warning): Adjust.
11498 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
11500 * rtlhooks.c (gen_lowpart_if_possible): Check for
11501 invalid subreg before calling gen_lowpart_SUBREG.
11503 2007-07-02 Geoffrey Keating <geoffk@apple.com>
11505 * config/darwin9.h: Add copyright notice.
11506 (LINK_COMMAND_SPEC): Add comment.
11507 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
11508 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
11509 DARWIN_LIBSYSTEM_HAS_UNWIND.
11511 2007-07-02 Jakub Jelinek <jakub@redhat.com>
11514 * omp-low.c (check_combined_parallel): New function.
11515 (lower_omp_parallel): Call it via walk_stmts, set
11516 OMP_PARALLEL_COMBINED if appropriate.
11517 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
11518 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
11519 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
11520 don't consider it as combined parallel.
11522 2007-07-02 Richard Sandiford <richard@codesourcery.com>
11524 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
11525 (gcc_tooldir): Likewise.
11526 * configure: Regenerate.
11527 * Makefile.in (libsubdir_to_prefix): New variable, based on the
11528 old configure.ac gcc_tooldir setting.
11529 (prefix_to_exec_prefix): New variable.
11530 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
11531 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
11533 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
11535 Fix PR tree-optimization/32583
11536 Fix PR tree-optimization/32584
11537 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
11538 (phi_translate_set): Use phi_translate directly now.
11539 (make_values_for_stmt): Don't value number RHS if we already know
11542 2007-07-02 Steve Ellcey <sje@cup.hp.com>
11543 Jim Wilson <wilson@specifix.com>
11546 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
11549 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
11550 Richard Sandiford <richard@codesourcery.com>
11551 Nigel Stephens <nigel@mips.com>
11553 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
11554 (mips16e_output_save_restore): Declare.
11555 (mips16e_save_restore_pattern_p): Likewise.
11556 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
11557 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
11558 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
11559 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
11560 (BITSET_P): New global macro, extracted from...
11561 (mips_for_each_saved_reg): ...here.
11562 (mips16e_save_restore_info): New struct.
11563 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
11564 (mips16e_save_restore_regs): New variable.
11565 (mips_split_plus, mips16e_find_first_register): New functions.
11566 (mips16e_mask_registers): New function.
11567 (compute_frame_size): Expand the commentary before the function.
11568 Enforce the MIPS16e save and restore register range restrictions.
11569 Pad the general register save area at the low end.
11570 (mips16e_save_restore_reg, mips16e_build_save_restore)
11571 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
11572 (mips16e_output_save_restore, mips16e_collect_propagate_value)
11573 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
11575 (mips_expand_prologue, mips_expand_epilogue): Handle
11576 GENERATE_MIPS16E_SAVE_RESTORE.
11577 * config/mips/mips.md (*mips16e_save_restore): New pattern.
11579 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
11581 PR tree-optimization/31966
11582 PR tree-optimization/32533
11583 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
11584 "basic_block" description as its third argument. Update function
11585 calls to get destination bb from "edge" argument. Save "cond" into
11586 aux field of the edge. Update prototype for changed arguments.
11587 (if_convertible_loop_p): Clear aux field of incoming edges if bb
11589 (find_phi_replacement_condition): Operate on incoming edges, not
11590 on predecessor blocks. If there is a condition saved in the
11591 incoming edge aux field, AND it with incoming bb predicate.
11592 Return source bb of the first edge.
11593 (clean_predicate_lists): Clean aux field of outgoing node edges.
11594 (tree_if_conversion): Do not initialize cond variable. Move
11595 variable declaration into the loop.
11596 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
11597 initializations of new_stmt, arg0 and arg1 variables.
11599 2007-07-02 Jakub Jelinek <jakub@redhat.com>
11601 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
11602 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
11604 2007-07-02 Richard Guenther <rguenther@suse.de>
11606 * tree-ssa.c (useless_type_conversion_p): Document
11607 future intent as defining the middle-end type system.
11608 Re-structure to call langhook last, group by type class,
11609 mark questionable parts.
11611 2007-07-02 Richard Guenther <rguenther@suse.de>
11613 * tree-flow.h (types_compatible_p): Declare.
11614 * tree-ssa.c (types_compatible_p): New function.
11615 * ipa-type-escape.c (discover_unique_type): Use
11616 types_compatible_p instead of lang_hooks.types_compatible_p.
11617 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
11618 * tree-vn.c (expressions_equal_p): Likewise.
11619 * tree.c (fields_compatible_p): Likewise.
11620 * tree-ssa-dom.c (avail_expr_eq): Likewise.
11621 (cprop_operand): Use useless_type_conversion_p instead of
11622 lang_hooks.types_compatible_p.
11623 * tree-inline.c (setup_one_parameter): Likewise.
11624 (declare_return_variable): Likewise.
11625 * tree-nrv.c (tree_nrv): Likewise.
11626 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
11627 (maybe_fold_offset_to_component_ref): Likewise.
11628 (maybe_fold_offset_to_reference): Likewise.
11629 * tree-ssa-copy.c (may_propagate_copy): Likewise.
11630 (merge_alias_info): Likewise.
11631 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
11632 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
11633 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
11634 * tree-tailcall.c (find_tail_calls): Likewise.
11635 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
11636 * gimplify.c (canonicalize_addr_expr): Likewise.
11637 (fold_indirect_ref_rhs): Likewise.
11638 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
11639 (cpt_same_type): Likewise.
11640 (check_pointer_types_r): Swap parameters to cpt_same_type
11642 * fold-const.c (fold_convert): Revert fix for PR15988.
11643 * tree-inline.c (setup_one_parameter): Instead fix it here by
11644 using fold_build1 instead of fold_convert and checking for
11645 error_mark_node. Convert only if the conversion is necessary.
11647 2007-07-02 Joseph Myers <joseph@codesourcery.com>
11649 * configure.ac: Check for .gnu_attribute on Power.
11650 * configure: Regenerate.
11651 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
11652 attribute for floating-point ABI.
11654 2007-07-02 Ira Rosen <irar@il.ibm.com>
11656 PR tree-optimization/32230
11657 PR tree-optimization/32477
11658 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
11659 address is a constant.
11661 2007-07-02 Richard Sandiford <richard@codesourcery.com>
11663 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
11664 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
11665 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
11666 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
11667 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
11668 64-bit targets. Add support for *-elfoabi*.
11669 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
11670 different settings if $(tm_defines) does not select the EABI.
11671 (MULTILIB_EXCLUSIONS): Define in those circumstances.
11672 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
11673 (MIPS_ARCH_OPTION_SPEC): Likewise.
11674 (MIPS_ISA_LEVEL_SPEC): Likewise.
11675 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
11676 * config/mips/elfoabi.h: New file.
11678 2007-07-02 Richard Guenther <rguenther@suse.de>
11680 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
11681 (useless_type_conversion_p): ... this.
11682 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
11683 (useless_type_conversion_p): ... this.
11684 * builtins.c (fold_builtin_memory_op): Rename
11685 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
11686 * tree-cfg.c (verify_expr): Likewise.
11687 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
11688 * tree-ssa-ccp.c (ccp_fold): Likewise.
11689 * tree-ssa-copy.c (may_propagate_copy): Likewise.
11690 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
11691 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
11692 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
11693 * tree-ssa-pre.c (eliminate): Likewise.
11694 * tree-ssa.c (delete_tree_ssa): Likewise.
11695 (tree_ssa_useless_type_conversion): Likewise.
11696 * tree.c (build2_stat): Likewise.
11698 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
11700 Fix PR tree-optimization/32571
11701 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
11704 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
11706 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
11707 and other expected operations explicitly, change default to
11710 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
11712 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
11714 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
11715 (tls_load_dot_plus_eight): Move the label number into the unspec.
11716 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
11718 2007-07-01 Andreas Schwab <schwab@suse.de>
11720 * dwarf2out.c (initial_return_save): Define only if used.
11722 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
11724 Unreverting Richard's Revert of:
11726 2007-06-27 Richard Sandiford <richard@codesourcery.com>
11728 * dce.c (deletable_insn_p_1): New function, split out from...
11729 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
11730 specially, not those inside PARALLELs. Remove BODY argument
11731 and adjust recursive call accordingly.
11732 (prescan_insns_for_dce): Update call to delete_insn_p.
11734 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
11735 Revital Eres <eres@il.ibm.com>
11737 * ddg.c (create_ddg_all_sccs): Fix missed
11738 initialization of scc_nodes.
11740 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
11742 PR middle-end/32559
11743 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
11744 X + ~X to 1 only for INTEGRAL_TYPE_P type.
11746 2007-06-30 Joseph Myers <joseph@codesourcery.com>
11748 * configure.ac: Check for .gnu_attribute on MIPS.
11749 * configure, config.in: Regenerate.
11750 * config/mips/mips.c (mips_file_start): If supported, output
11751 attribute for floating-point ABI.
11753 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
11756 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
11757 (ffs_cmove): New expander to expand using ctz pattern.
11758 (*ffs_cmove): Remove pattern.
11759 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
11760 (ffsdi2): Expand using ctz pattern.
11761 (*ffs_rex64): Remove pattern.
11763 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11765 PR rtl-optimization/32296
11766 * pa.md (return): Delete pattern.
11767 (return_internal): Remove "(const_int 1)" from pattern.
11768 (epilogue): Use return_internal pattern for trivial returns.
11769 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
11770 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
11772 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
11774 * tree-ssa-pre.c (is_exception_related): New function
11775 (can_value_number_operation): Use it.
11777 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
11779 Fix PR tree-optimization/32540
11780 Fix PR tree-optimization/31651
11782 * tree-ssa-sccvn.c: New file.
11784 * tree-ssa-sccvn.h: Ditto.
11786 * tree-vn.c: Include tree-ssa-sccvn.h
11787 (val_expr_paid_d): Removed.
11788 (value_table): Ditto.
11789 (vn_compute): Ditto.
11790 (val_expr_pair_hash): Ditto.
11791 (val_expr_pair_expr_eq): Ditto.
11792 (copy_vuses_from_stmt): Ditto.
11793 (vn_delete): Ditto.
11795 (shared_vuses_from_stmt): Ditto.
11796 (print_creation_to_file): Moved up.
11797 (sort_vuses): Ditto.
11798 (sort_vuses_heap): Ditto.
11799 (set_value_handle): Make non-static.
11800 (make_value_handle): Ditto.
11801 (vn_add): Rewritten to use sccvn lookups.
11802 (vn_add_with_vuses): Ditto.
11803 (vn_lookup): Ditto (and second argument removed).
11804 (vn_lookup_with_vuses): Ditto.
11805 (vn_lookup_or_add): Ditto (and second argument removed);
11806 (vn_lookup_or_add_with_vuses): Ditto.
11807 (vn_lookup_with_stmt): New.
11808 (vn_lookup_or_add_with_stmt): Ditto.
11809 (create_value_handle_for_expr): Ditto.
11811 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
11812 (seen_during_translate): New function.
11813 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
11814 (phi_trans_add): Ditto.
11815 (constant_expr_p): FIELD_DECL is always constant.
11816 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
11817 Use constant_expr_p.
11818 Avoid infinite recursion on mutually valued expressions.
11819 Change callers of vn_lookup_or_add.
11820 (phi_translate): New function.
11821 (compute_antic_safe): Allow phi nodes.
11822 (create_component_ref_by_pieces): Update for FIELD_DECL change.
11823 (find_or_generate_expression): Rewrite slightly.
11824 (create_expression_by_pieces): Updated for vn_lookup_or_add
11826 Update VN_INFO for new names.
11827 (insert_into_preds_of_block): Update for new names.
11828 (add_to_exp_gen): New function.
11829 (add_to_sets): Use vn_lookup_or_add_with_stmt.
11830 (find_existing_value_expr): Rewrite to changed vn_lookup.
11831 (create_value_expr_from): Ditto, and use add_to_exp_gen.
11832 (try_look_through_load): Removed.
11833 (try_combine_conversion): Ditto.
11834 (get_sccvn_value): New function.
11835 (make_values_for_phi): Ditto.
11836 (make_values_for_stmt): Ditto.
11837 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
11839 (init_pre): Update for SCCVN changes.
11841 (execute_pre): Ditto.
11843 * tree-flow.h (make_value_handle): Declare.
11844 (set_value_handle): Ditto.
11845 (sort_vuses_heap): Ditto.
11846 (vn_lookup_or_add_with_stmt): Ditto.
11847 (vn_lookup_with_stmt): Ditto.
11848 (vn_compute): Remove.
11850 (vn_delete): Ditto.
11851 (vn_lookup): Update arguments.
11853 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
11854 (tree-vn.o): Ditto.
11855 (tree-ssa-sccvn.o): New.
11856 (OBJS-common): Add tree-ssa-sccvn.o
11858 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11861 * c-typeck.c (build_external_ref): Don't mark as used if called
11863 * calls.c (rtx_for_function_call): Likewise.
11865 2007-06-30 Richard Sandiford <richard@codesourcery.com>
11869 2007-06-27 Richard Sandiford <richard@codesourcery.com>
11871 * dce.c (deletable_insn_p_1): New function, split out from...
11872 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
11873 specially, not those inside PARALLELs. Remove BODY argument
11874 and adjust recursive call accordingly.
11875 (prescan_insns_for_dce): Update call to delete_insn_p.
11877 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
11879 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
11880 (try_combine): Move potential calls to undo_all() so they happen
11881 before we commit to using the combined insns.
11883 2006-06-30 Jan Hubicka <jh@suse.cz>
11885 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
11888 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
11890 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
11891 (cgraph_remove_unreachable_nodes): Likewise.
11892 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
11893 * ipa-inline.c (update_caller_keys): Cast according to the coding
11895 (cgraph_decide_recursive_inlining): Likewise.
11896 (cgraph_decide_inlining_of_small_function): Likewise.
11897 (try_inline): Likewise.
11898 (cgraph_decide_inlining_incrementally): Likewise.
11899 * ipa-pure-const.c (get_function_state): Likewise.
11900 (scan_function): Likewise.
11901 (analyze_function): Likewise.
11902 (static_execute): Likewise.
11903 * ipa-reference.c (scan_for_static_refs): Likewise.
11904 (merge_callee_local_info): Likewise.
11905 (analyze_function): Use type safe memory macros.
11906 (static_execute): Likewise. Cast according to the coding conventions.
11907 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
11909 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
11911 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
11912 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
11915 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
11917 PR middle-end/30024
11918 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
11919 for complex modes (both int and real).
11921 2007-06-29 Jan Hubicka <jh@suse.cz>
11923 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
11925 2007-06-29 Jan Hubicka <jh@suse.cz>
11927 PR middle-end/32372
11928 * cse.c (cse_insn): Avoid invalid sharing in between register note and
11931 2007-06-29 Anatoly Sokolov <aesok@post.ru>
11934 * config/avr/avr.c: Include dataflow header file.
11935 (expand_prologue): Adjust for prologue insn change.
11936 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
11939 2007-06-29 Richard Guenther <rguenther@suse.de>
11941 PR middle-end/32493
11942 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
11943 during type verification.
11945 2007-06-29 Jan Hubicka <jh@suse.cz>
11947 * recog.c (validate_change_rtx_1): Unshare TO argument.
11949 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
11951 PR tree-optimization/24659
11952 * tree-vect-transform.c (vectorizable_call): Handle
11953 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
11955 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
11956 * config/i386/i386.c (enum ix86_builtins)
11957 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
11958 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
11960 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
11961 const using def_builtin_const.
11962 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
11963 input operands in the same modes as the result.
11964 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
11966 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
11968 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
11969 (df_set_dead_notes_for_mw): Likewise.
11971 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
11973 * c-common.c (pointer_int_sum): Do the negation in sizetype.
11975 2007-06-28 DJ Delorie <dj@redhat.com>
11977 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
11979 2007-06-28 Geoffrey Keating <geoffk@apple.com>
11981 * doc/invoke.texi (C++ Dialect Options): Document
11982 fvisibility-ms-compat.
11983 * c.opt (fvisibility-ms-compat): New.
11985 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
11988 * tree-affine.c (aff_combination_add_elt): Handle
11989 pointer addition specially.
11991 2007-06-28 Jakub Jelinek <jakub@redhat.com>
11993 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
11994 decl is non-external for AIX ABI.
11996 2007-06-28 David Edelsohn <edelsohn@gnu.org>
11998 * config/rs6000/predicates.md (current_file_function_operand):
11999 Ensure the symbol is non-external for AIX ABI.
12001 2007-06-28 Nick Clifton <nickc@redhat.com>
12003 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
12004 (fdce, fdse, fpredictive-commoning): Likewise.
12006 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
12009 * gcc.c (process_command): Recognize the new -static-libgfortran
12012 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
12015 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
12016 Use a call clobbered hard reg instead of a pseudo reg.
12018 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
12020 * config/sh/sh.md (load_gbr): Use correct operand constraint.
12022 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
12025 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
12026 REG_LIBCALL and REG_RETVAL notes.
12027 (divsi3, mulsi3): Likewise.
12028 (mulhisi3): Likewise. Use emit_libcall_block.
12029 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
12031 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
12033 PR rtl-optimization/32481
12034 * combine.c (adjust_for_new_dest): Rescan the changed insn.
12036 2007-06-27 Richard Sandiford <richard@codesourcery.com>
12038 * dce.c (deletable_insn_p_1): New function, split out from...
12039 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
12040 specially, not those inside PARALLELs. Remove BODY argument
12041 and adjust recursive call accordingly.
12042 (prescan_insns_for_dce): Update call to delete_insn_p.
12044 2007-06-27 Richard Guenther <rguenther@suse.de>
12046 PR middle-end/32492
12047 * tree.h (fold_convertible_p): Declare.
12048 * fold-const.c (fold_convertible_p): New function.
12049 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
12050 instead of lang_hooks.types_compatible_p.
12052 2007-06-26 Jan Hubicka <jh@suse.cz>
12054 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
12055 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
12056 early use validate_unshare_change.
12057 (reload_combine): Likewise.
12058 * recog.c (change_t): New field unshare.
12059 (validate_change_1): Rename from validate_change; add argument unshare.
12060 (validate_change): Turn into wrapper of validate_change_1; update
12061 prototype for bools.
12062 (validate_unshare_change): New.
12063 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
12064 calls of df_insn_rescan.
12065 * recog.h (validate_change): Replace ints by bools.
12066 (validate_unshare_change): Declare.
12068 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
12070 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
12072 2007-06-26 Steve Ellcey <sje@cup.hp.com>
12074 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
12076 2007-06-25 Jan Hubicka <jh@suse.cz>
12078 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
12080 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
12081 cgraph_decide_inlining_incrementally): Move uninlinability checks to
12082 places other call site specific checks are performed.
12084 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
12087 * tree-vect-transform.c (vectorizable_operation): Convert
12088 POINTER_PLUS_EXPR over to PLUS_EXPR.
12090 2007-06-25 Chao-ying Fu <fu@mips.com>
12092 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
12093 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
12094 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
12095 Document GET_MODE_IBIT, and GET_MODE_FBIT.
12097 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
12098 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
12099 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
12100 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
12101 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
12102 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
12103 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
12104 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
12105 ALL_FIXED_POINT_MODE_P): New define.
12106 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
12108 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
12110 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
12111 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
12112 MODE_VECTOR_UACCUM): New mode classes.
12114 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
12115 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
12116 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
12119 * genmodes.c (struct mode_data): Add ibit and fbit fields.
12120 (blank_mode): Initialize ibit and fbit.
12121 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
12122 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
12124 (new_adjust): Change required_class to required_class_from and
12125 required_class_to for testing within a range.
12126 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
12127 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
12128 MODE_VECTOR_UACCUM.
12129 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
12130 (make_fixed_point_mode): New.
12131 (_ADD_ADJUST): Change C to C1 and C2.
12132 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
12133 use a range for machine classes.
12134 (ADJUST_IBIT, ADJUST_FBIT): New.
12135 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
12137 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
12138 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
12139 Emit adjustment for ibit and fbit.
12140 (emit_mode_ibit, emit_mode_fbit): New.
12141 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
12143 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
12145 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
12146 as the source of the set.
12148 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
12150 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
12151 FP_REGNO_P): Use IN_RANGE.
12152 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
12153 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
12154 (DATA_REG_P): Use DATA_REGNO_P.
12155 (FP_REG_P): Use FP_REGNO_P.
12156 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
12157 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
12158 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
12160 2007-06-24 Jan Hubicka <jh@suse.cz>
12162 PR middle-end/30563
12163 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
12165 2007-06-24 Sebastian Pop <sebpop@gmail.com>
12167 PR middle-end/32461
12168 * fold-const.c (fold_binary): Strip nops of operand 0
12169 of BIT_NOT_EXPR before calling operand_equal_p.
12170 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
12171 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
12173 2007-06-23 Mark Mitchell <mark@codesourcery.com>
12175 * doc/extend.texi: Document that dllimport and dllexport imply
12176 default visibility.
12177 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
12178 imported or exported declaration, including type declarations.
12179 * c-common.c (handle_visibility_attribute): Check for conflicts
12180 with dllimport/dllexport.
12181 (c_determine_visibility): Handle dllimport/dllexport as an
12182 explicit visibility atttribute.
12184 2007-06-23 Richard Guenther <rguenther@suse.de>
12186 PR tree-optimization/16876
12187 PR middle-end/29478
12188 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
12190 * tree-inline.c (initialize_inlined_parameters): Do not call
12191 lang_hooks.tree_inlining.convert_parm_for_inlining.
12192 * cgraphbuild.c (initialize_inline_failed): Set inline failed
12193 reason for mismatched types.
12194 * gimplify.c (gimplify_call_expr): Verify the call expression
12195 arguments match the called function type signature. Otherwise
12196 mark the call expression to be not considered for inlining
12197 using CALL_CANNOT_INLINE_P flag.
12198 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
12199 edges call expression.
12200 (cgraph_decide_inlining_of_small_function): Likewise.
12201 (cgraph_decide_inlining): Likewise.
12202 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
12204 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
12205 * c-typeck.c (c_convert_parm_for_inlining): Remove.
12206 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
12207 Remove declaration.
12208 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
12209 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
12211 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
12212 convert_parm_for_inlining member.
12214 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
12217 * arm.md (negscc): Match the correct operand for optimized LT0 test.
12218 Remove optimization for GT.
12220 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
12222 PR middle-end/32437
12223 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
12225 (prescan_insns_for_dce): Add extra parameter.
12227 2007-06-23 Jan Hubicka <jh@suse.cz>
12229 PR middle-end/31541
12230 * gimplify.c (mark_addressable): New function.
12231 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
12233 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
12235 PR middle-end/32374
12236 * expr.c (store_constructor): Do not clobber non-zeroed memory.
12238 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
12241 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
12242 moves between MMX/SSE registers to at least 8 units to prevent
12243 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
12245 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
12247 * config/i386/i386.c (override_options): Correct x86_sahf
12250 2007-06-21 David Daney <ddaney@avtrex.com>
12253 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
12254 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
12255 (exception_receiver): Renamed to ...
12256 (nonlocal_goto_receiver): ... this.
12258 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
12260 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
12261 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
12262 partial register accesses.
12264 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
12266 * fold-const.c (debug_fold_checksum): Move it under
12267 ENABLE_FOLD_CHECKING.
12269 2007-06-21 Sebastian Pop <sebpop@gmail.com>
12271 PR middle-end/20623
12272 * tree.h (debug_fold_checksum): Declared.
12273 * fold-const.c (build_fold_addr_expr_with_type_1): New.
12274 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
12275 build_fold_addr_expr_with_type_1.
12276 (fold_addr_expr, debug_fold_checksum): New.
12277 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
12278 (fold_unary, fold_comparison, split_address_to_core_and_offset):
12279 Use fold_addr_expr.
12281 2007-06-21 Sebastian Pop <sebpop@gmail.com>
12283 PR tree-optimization/19590
12284 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
12285 of scev is a constant.
12287 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
12289 * df-problems.c (df_note_bb_compute): Made computation of live
12290 info consistent with df_lr.
12292 2007-06-21 Richard Guenther <rguenther@suse.de>
12294 PR tree-optimization/32453
12295 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
12296 for pointer anti-range.
12298 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
12300 * config/i386/i386.c (processor_target_table): Increase maximum
12301 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
12304 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
12305 byte alignment if > 8 byte alignment is preferred.
12306 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
12308 2007-06-21 Jakub Jelinek <jakub@redhat.com>
12310 PR tree-optimization/31866
12311 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
12312 if ASM_EXPR's input is not a SSA_NAME.
12314 PR middle-end/32362
12315 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
12316 but decl is a global var, instead return decl.
12317 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
12318 even for is_global_var decls, if they are private in some outer
12321 2007-06-21 Richard Guenther <rguenther@suse.de>
12323 PR tree-optimization/32451
12324 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
12326 2007-06-21 Christian Bruel <christian.bruel@st.com>
12328 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
12329 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
12330 (push_regs): Changed saving order or banked registers.
12331 (sh_expand_epilogue): Likewise.
12332 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
12333 (FIRST_BANKED_REG): Likewise.
12334 (LAST_BANKED_REG): Likewise.
12335 * config/sh/sh.md (banked) New attribute.
12336 (in_delay_slot): Check banked attribute.
12338 2007-06-20 Sebastian Pop <sebpop@gmail.com>
12340 PR tree-optimization/32075
12341 * tree-data-ref.c (subscript_dependence_tester_1,
12342 analyze_miv_subscript, analyze_overlapping_iterations,
12343 add_distance_for_zero_overlaps, build_classic_dist_vector,
12344 subscript_dependence_tester_1, analyze_overlapping_iterations,
12345 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
12346 compute_affine_dependence, compute_all_dependences): Pass loop_nest
12347 to evolution_function_is_affine_multivariate_p.
12349 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
12351 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
12353 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
12356 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
12358 * config/m32c/prologue.md (epilogue_exitd_16): New.
12359 (epilogue_reit_16): New.
12360 (epilogue_exitd): Rename to epilogue_exitd_24.
12361 (epilogue_reit): Rename to epilogue_reit_24.
12363 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
12364 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
12366 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
12368 * haifa-sched.c (queue_to_ready): Don't requeue next insn
12369 if dbg_cnt (sched_insn) reaches the limit.
12370 (choose_ready): New parameter INSN_PTR and new return value.
12371 (schedule_block): Handle dbg_cnt (sched_insn). Handle
12372 the new return value from choose_ready.
12373 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
12374 (rest_of_handle_global_alloc): New global_alloc_at_func.
12376 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
12378 PR tree-optimization/25737
12379 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
12380 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
12381 * tree-flow.h (struct fieldoff): Add new field alias_set.
12382 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
12383 argument addressable_type. Set alias_set of fieldoff.
12384 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
12385 (create_overlap_variables_for): Pass alias_set from fieldoff to
12387 * alias.c (get_alias_set): Use alias_set from SFT if set.
12389 2007-06-20 Hui-May Chang <hm.chang@apple.com>
12391 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
12392 of a variable as an unsigned HOST_WIDE_INT integer.
12394 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
12396 PR rtl-optimization/32405
12397 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
12399 2007-06-20 Jakub Jelinek <jakub@redhat.com>
12401 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
12403 PR middle-end/31959
12404 * builtins.c: Include diagnostic.h.
12405 (expand_builtin_expect): Make gcc_assert more permissive.
12406 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
12408 PR inline-asm/32109
12409 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
12412 PR middle-end/32285
12413 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
12414 if ACCUMULATE_OUTGOING_ARGS.
12416 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
12418 * config/m68hc11/m68hc11.c: Include dataflow header file.
12419 (m68hc11_reorg): Port to dataflow.
12421 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
12423 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
12424 (struct df_problem.free_blocks_on_set_blocks): New field.
12425 (struct dataflow.optional_p): New field.
12426 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
12427 (df_live_set_all_dirty): New function.
12428 * df-scan.c (df_scan_alloc): Initialize optional_p.
12429 (problem_SCAN): Initialize free_blocks_on_set_blocks.
12430 * df-core.c (df_set_blocks): Removed use of
12431 DF_FIRST_OPTIONAL_PROBLEM. Now uses
12432 df_problem.free_blocks_on_set_blocks to determine which blocks are
12434 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
12435 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
12436 uses dataflow.optional_p to determine if problem should be
12438 (rest_of_handle_df_initialize): Only start live problem if
12440 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
12441 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
12442 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
12443 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
12444 problem_NOTE): Initialize free_blocks_on_set_blocks.
12445 (df_lr_bb_local_compute): Recompute luids if df_live problem is
12447 (df_live_set_all_dirty, df_note_alloc): New function.
12448 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
12450 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
12451 * postreload.c (reload_combine): Ditto.
12452 * cse.c (cse_extended_basic_block): Ditto.
12453 * regmove.c (mark_flags_life_zones): Ditto.
12454 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
12455 erase_matching_seqs): Ditto.
12456 * bt-load.c (compute_defs_uses_and_gen): Ditto.
12457 * integrate (allocate_initial_values): Ditto.
12458 * combine.c (reg_dead_at_p): Ditto.
12459 * resource.c (mark_target_live_regs): Ditto.
12460 * sched-rgn.c (check_live_1, update_live_1): Ditto.
12461 * config/sh/sh.c (find_r0_life_regions): Ditto.
12462 * global.c (rest_of_handle_global_alloc): Only add back df_live
12464 * local-alloc.c (rest_of_handle_local_alloc): Only remove
12465 df_live for -O > 1.
12466 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
12468 (if_convert): Make sure df_live is there at -O == 1.
12469 (pass_if_after_combine): Cleanup flags.
12470 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
12471 is there at -O == 1.
12473 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
12475 * config/arm/arm.c (arm_get_frame_offsets): Set
12476 offsets->locals_base to avoid negative stack size.
12477 (thumb1_expand_prologue): Assert on negative stack size.
12479 2007-06-19 Sebastian Pop <sebpop@gmail.com>
12481 PR tree-optimization/32367
12482 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
12483 of the chrec has no evolution in that loop.
12484 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
12486 2007-06-19 Bob Wilson <bob.wilson@acm.org>
12488 * config/xtensa/xtensa.c: Include "df.h".
12489 (xtensa_builtin_saveregs): Use adjust_address instead of
12491 (xtensa_va_start): Invoke make_tree with sizetype for
12492 expand_builtin_saveregs and then convert the result to a pointer.
12493 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
12494 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
12495 Subtract argument size from index value as integers and then use
12496 POINTER_PLUS_EXPR to add the result to the array address.
12498 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
12501 * config/m32c/m32c.c: Include dataflow header file.
12502 (m32c_emit_prologue): Adjust for prologue insn change.
12503 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
12504 once inside a PARALLEL. Assume frame size passed in operand 0
12505 includes space to save the fb register.
12506 (prologue_enter_24): Likewise.
12507 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
12509 2007-06-19 David Daney <ddaney@avtrex.com
12512 * config/mips/mips.md (cprestore): Mark $gp as used.
12514 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
12517 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
12518 (frv_ifcvt_modify_insn): Likewise.
12520 2007-06-19 Richard Guenther <rguenther@suse.de>
12522 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
12523 only handle positive offsets that fit in a HOST_WIDE_INT.
12525 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
12527 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
12528 result of rsqrt insn for zero input argument to avoid NaN.
12530 2007-06-19 Richard Guenther <rguenther@suse.de>
12532 PR middle-end/31950
12533 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
12535 2007-06-19 Jakub Jelinek <jakub@redhat.com>
12537 PR tree-optimization/32353
12538 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
12540 2007-06-19 Nick Clifton <nickc@redhat.com>
12542 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
12544 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
12547 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
12548 * config/i386/i386.c (assign_386_stack_local): Assert that
12549 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
12550 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
12551 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
12552 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
12554 2007-06-18 Steve Ellcey <sje@cup.hp.com>
12556 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
12558 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
12560 PR rtl-optimization/32321
12561 * gcse.c (replace_store_insn): Update the note before
12562 calling emit_insn_after.
12564 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
12566 PR middle-end/32355
12567 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
12569 * df-problems.c (df_note_bb_compute): Fix dumping info.
12571 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
12573 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
12574 insn with emit_jump_insn.
12576 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
12578 PR tree-optimization/32383
12579 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
12580 * targhooks.h (default_builtin_reciprocal): Update prototype.
12581 * target.h (struct gcc_target): Update builtin_reciprocal.
12582 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
12583 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
12584 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
12585 when fndecl is in BUILT_IN_MD class.
12586 (execute_convert_to_rsqrt): Ditto.
12588 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
12589 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
12590 Convert BUILT_IN_SQRTF code only when md_fn is false.
12592 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
12594 * bt-load.c (move_btr_def): Fix the order of arguments
12595 to validate_replace_rtx.
12597 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
12599 * config/m68k/m68k-devices.def: Add 54450..54455.
12601 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
12603 PR rtl-optimization/32366
12604 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
12605 FLOAT_EXTEND]: Prevent non-scalar modes from entering
12608 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
12610 PR middle-end/32349
12611 * modulo-sched (generate_reg_moves): Added rescan parameter and if
12612 this is true, rescan insn being modified.
12613 (sms_schedule): Added rescan parameter.
12614 (rest_of_handle_sms): Moved freeing of dominance info to before
12615 getting out of cfg_layout.
12617 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
12619 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
12620 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
12623 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
12624 FL_CF_EMAC from the entry for isac.
12626 * config/m68k/predicates.md (const_call_operand): Adjust comment.
12627 (const_sibcall_operand): New.
12628 (sibcall_operand): Use it.
12629 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
12630 (m68k_isas): ISAC does not imply FPU or EMAC.
12631 (override_options): Add ISA_C logic for symbolic jump & call.
12633 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
12635 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
12636 return mode from the builtin itself.
12637 (sparc_fold_builtin): Fix cast of zero constant.
12639 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
12641 * targhooks.c (default_builtin_reciprocal): New default target hook.
12642 * targhooks.h (default_builtin_reciprocal): Add prototype.
12643 * hooks.c (hook_tree_tree_bool_null): Remove hook.
12644 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
12645 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
12646 default_builtin_reciprocal.
12648 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
12650 PR middle-end/31723
12651 * hooks.c (hook_tree_tree_bool_null): New hook.
12652 * hooks.h (hook_tree_tree_bool_null): Add prototype.
12653 * tree-pass.h (pass_convert_to_rsqrt): Declare.
12654 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
12655 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
12656 and convert it to reciprocal a*rfunc(b).
12657 (execute_convert_to_rsqrt): New function.
12658 (gate_convert_to_rsqrt): New function.
12659 (pass_convert_to_rsqrt): New pass definition.
12660 * target.h (struct gcc_target): Add builtin_reciprocal.
12661 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
12662 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
12663 TARGET_BUILTIN_RECIPROCAL.
12664 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
12666 * config/i386/i386.h (TARGET_RECIP): New define.
12667 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
12668 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
12669 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
12670 and not optimizing for size.
12671 (*rcpsf2_sse): New insn pattern.
12672 (*rsqrtsf2_sse): Ditto.
12673 (rsqrtsf2): New expander. Expand 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 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
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 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
12682 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
12683 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
12684 and not optimizing for size.
12685 (*sse_rsqrtv4sf2): Do not export.
12686 (sqrtv4sf2): Ditto.
12687 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
12688 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
12689 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
12690 and not optimizing for size.
12691 (sqrtv4sf2): Ditto.
12692 * config/i386/i386.opt (mrecip): New option.
12693 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
12694 (ix86_emit_swsqrtsf): Ditto.
12695 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
12696 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
12697 builtin definition.
12698 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
12699 ix86_expand_unop1_builtin.
12700 (ix86_emit_swdivsf): New function.
12701 (ix86_emit_swsqrtsf): Ditto.
12702 (ix86_builtin_reciprocal): New function.
12703 (TARGET_BUILTIN_RECIPROCAL): Use it.
12704 (ix86_vectorize_builtin_conversion): Rename from
12705 ix86_builtin_conversion.
12706 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
12707 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
12708 "i386 and x86_64 Options" section.
12709 (Intel 386 and AMD x86_64 Options): Document -mrecip.
12711 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
12712 Zdenek Dvorak <dvorakz@suse.cz>
12713 Richard Guenther <rguenther@suse.de>
12714 Kaz Kojima <kkojima@gcc.gnu.org>
12716 * tree-vrp.c (compare_values_warnv): Convert val2 to
12718 (extract_range_from_assert): Create
12719 POINTER_PLUS_EXPR for pointer types.
12720 (extract_range_from_binary_expr): Handle
12721 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
12723 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
12724 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
12725 POINTER_PLUS_EXPR as PLUS_EXPR.
12726 (number_of_iterations_lt_to_ne):
12727 For pointer types, use sizetype when
12728 creating MINUS_EXPR/PLUS_EXPRs.
12729 (assert_loop_rolls_lt): For pointer types, use sizetype when
12730 creating MINUS_EXPR/PLUS_EXPRs.
12731 (number_of_iterations_le): Likewise.
12732 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
12733 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
12734 like PLUS_EXPR and MINUS_EXPR.
12735 * tree-pretty-print.c (dump_generic_node): Handle
12737 (op_prio): Likewise.
12738 (op_symbol_1): Likewise.
12739 * optabs.c (optab_for_tree_code): Likewise.
12740 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
12742 * tree-tailcall.c (process_assignment): Mention
12743 POINTER_PLUS_EXPR in a TODO comment.
12744 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
12745 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
12746 not used with a pointer and an integer type.
12747 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
12748 increment using chrec_convert_rhs instead of chrec_convert.
12749 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
12750 PLUS_EXPR except for the right hand side's type will be
12752 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
12753 (fold_used_pointer_cast): Kill.
12754 (pointer_offset_p): Kill.
12755 (fold_used_pointer): Kill.
12756 (pointer_used_p): Kill.
12757 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
12758 call fold_used_pointer.
12759 (instantiate_parameters_1): Convert the increment
12760 using chrec_convert_rhs instead of chrec_convert.
12761 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
12762 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
12763 instead of PLUS_EXPR.
12764 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
12765 PLUS_EXPR for pointers.
12766 (std_gimplify_va_arg_expr): Likewise.
12767 (fold_builtin_memory_op): Likewise.
12768 (fold_builtin_strstr): Likewise.
12769 (fold_builtin_strchr): Likewise.
12770 (fold_builtin_strrchr): Likewise.
12771 (fold_builtin_strpbrk): Likewise.
12772 (expand_builtin_memory_chk): Likewise.
12773 (fold_builtin_memory_chk): Likewise.
12774 (std_expand_builtin_va_start): Use
12775 sizetype for the call to make_tree and then convert
12776 to the pointer type.
12777 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
12778 instead of PLUS_EXPR for adding to a pointer.
12779 (std_gimplify_va_arg_expr): Use fold_build2 for
12780 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
12781 the operands to sizetype first and then cast the BIT_AND_EXPR
12782 back to the pointer type.
12783 * fold-const.c (build_range_check): Handle pointer types
12785 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
12786 of PLUS_EXPR's. Make sure the offset is converted to
12788 (try_move_mult_to_index): Strip the NOPs from the offset.
12789 Remove code argument and replace all uses with PLUS_EXPR.
12790 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
12791 specially. Don't use a pointer type for MINUS_EXPR.
12792 (fold_unary): Handle for (T1)(X op Y),
12793 only p+ as that is the only as that can be handled for
12794 binary operators now.
12795 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
12797 <case PLUS_EXPR>: Add folding of PTR+INT into
12799 Don't call try_move_mult_to_index.
12800 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
12801 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
12802 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
12803 Don't call try_move_mult_to_index.
12804 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
12805 (tree_expr_nonzero_p): Likewise.
12806 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
12807 of PLUS_EXPR for the complex expression folding.
12808 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
12809 first chrec is a pointer type, then the second should
12810 be sizetype and not the first's type.
12811 For POINTER_PLUS_EXPR, use a different right hand side type.
12812 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
12813 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
12814 different right hand side type.
12815 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
12816 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
12817 instead of PLUS_EXPR.
12818 When either operand is zero, convert the other operand.
12819 (chrec_apply): Use chrec_convert_rhs
12820 on the argument x instead of chrec_convert.
12821 (reset_evolution_in_loop): For pointer types, the new_evol
12822 should be sizetype.
12823 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
12824 different right hand side type.
12825 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
12826 (chrec_convert_rhs): New function.
12827 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
12828 different right hand side type.
12829 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
12830 * tree-chrec.h (chrec_convert_rhs): New prototype.
12831 (build_polynomial_chrec): For pointer types, the right hand
12832 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
12833 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
12834 Remove subtraction case as it is always addition now.
12835 Make sure the offset is converted to sizetype.
12836 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
12837 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
12838 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
12839 PLUS_EXPR in pointer type.
12840 Handle POINTER_PLUS_EXPR.
12841 (tree_to_aff_combination): Likewise.
12842 (force_expr_to_var_cost): Likewise.
12843 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
12844 instead of PLUS_EXPR for pointers.
12845 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
12846 instead of PLUS_EXPR of pointer types.
12847 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
12849 (check_va_list_escapes): Likewise.
12850 (check_all_va_list_escapes): Likewise.
12851 * dwarf2out.c (loc_descriptor_from_tree_1):
12852 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
12853 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
12854 (string_constant): Likewise.
12855 * tree-ssa-address.c (tree_mem_ref_addr): When adding
12856 the offset to the base, use POINTER_PLUS_EXPR.
12857 (add_to_parts): Convert the index to sizetype.
12858 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
12859 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
12860 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
12861 Offset only holds something for PLUS_EXPR.
12862 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
12864 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
12866 (analyze_accesses_for_modify_stmt): Likewise.
12867 Remove comment about the type being integral type as it is
12869 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
12871 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
12873 Correct the type which the artimentic is done in (is now
12876 * tree-data-ref.c (split_constant_offset): Handle
12878 * tree-affine.c (tree_to_aff_combination): Likewise.
12879 * c-typeck.c (build_unary_op): For pointers create the increment
12880 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
12882 * gimplify.c (gimplify_self_mod_expr): Create a
12883 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
12884 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
12885 * tree.def (POINTER_PLUS_EXPR): New tree code.
12886 * tree-predcom.c (ref_at_iteration): If we have a pointer
12887 type do the multiplication in sizetype.
12888 * tree-mudflap.c (mf_xform_derefs_1): Create a
12889 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
12890 * tree-ssa-forwprop.c
12891 (forward_propagate_addr_into_variable_array_index):
12892 Don't expect there to be a cast for the index as that
12893 does not exist anymore.
12894 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
12895 instead of PLUS_EXPR.
12896 Don't check for the first operand of the POINTER_PLUS_EXPR
12897 was the index as it cannot be.
12898 Call forward_propagate_addr_into_variable_array_index with
12899 the SSA_NAME instead of the statement.
12900 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
12901 (compare_constant): Likewise.
12902 (copy_constant): Likewise.
12903 (compute_reloc_for_constant): Likewise.
12904 (output_addressed_constants): Likewise.
12905 (initializer_constant_valid_p): Likewise.
12906 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
12907 Convert the MIN/MAX of the inner type to the outer
12908 type before comparing them.
12909 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
12910 POINTER_PLUS_EXPR instead of PLUS_EXPR.
12911 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
12912 of PLUS_EXPR for pointers.
12913 * tree-inline.c (estimate_num_insns_1): Handle
12915 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
12916 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
12917 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
12918 instead of PLUS_EXPR for the pointer increment statement.
12919 (vect_update_ivs_after_vectorizer): For pointer types, create
12920 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
12921 MULT_EXPR in sizetype.
12922 (vect_gen_niters_for_prolog_loop): Add a cast when creating
12924 * tree-object-size.c (plus_expr_object_size): Handle
12925 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
12926 code which is trying to figure out which side is a pointer and
12928 (check_for_plus_in_loops_1): Likewise.
12929 (check_for_plus_in_loops): Likewise.
12930 * c-common.c (pointer_int_sum): Create a
12931 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
12932 * tree-ssa-structalias.c (handle_ptr_arith): Handle
12933 only POINTER_PLUS_EXPR. Removing all the extra
12934 code which is trying to figure out which side is a pointer and
12936 * tree-cfg.c (verify_expr): Add extra checking for pointers and
12937 PLUS_EXPR and MINUS_EXPR.
12938 Also add checking to make sure the operands of POINTER_PLUS_EXPR
12940 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
12941 with make_tree, instead of a pointer type.
12942 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
12943 for pointers instead of PLUS_EXPR.
12944 (s390_gimplify_va_arg): Likewise.
12945 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
12946 instead of PLUS_EXPR when doing addition on pointer
12947 types. Use sizetype for the second operand.
12948 (spu_gimplify_va_arg_expr): Likewise.
12949 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
12950 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
12951 a pointer. Don't create a BIT_AND_EXPR for pointer types.
12952 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
12953 for the pointer addition and also use size_int/sizetype
12955 (ix86_gimplify_va_arg): Likewise.
12956 Perform BIT_AND_EXPR on sizetype arguments.
12957 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
12958 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
12959 for the pointer additions and also use size_int for the offsets.
12960 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
12961 additions and also use size_int for the offsets. Perform
12962 BIT_AND_EXPR on sizetype arguments.
12963 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
12964 POINTER_PLUS_EXPR for pointers and create the
12965 BIT_AND_EXPR in sizetype.
12966 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
12967 instead of PLUS_EXPR for pointer addition.
12968 (rs6000_va_start): Likewise.
12969 Also use sizetype for the offset.
12970 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
12971 as PLUS_EXPR/MINUS_EXPR.
12972 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
12973 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
12974 Don't use BIT_AND_EXPR on a pointer type, convert the
12975 expression to sizetype first.
12976 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
12978 (mips_gimplify_va_arg_expr): Likewise.
12979 Don't create BIT_AND_EXPR in a pointer type.
12981 2007-06-15 Eric Christopher <echristo@apple.com>
12983 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
12984 (x86_64-*-darwin*): Ditto.
12985 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
12988 2007-06-15 Matthew Wilcox <matthew@wil.cx>
12990 * doc/extend.texi: Document behavior of __attribute__((aligned))
12993 2007-06-15 Mark Mitchell <mark@codesourcery.com>
12995 * rtlanal.c (note_stores): Improve documentation.
12997 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
12999 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
13000 LOCAL_LABEL_PREFIX): Delete.
13001 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
13002 (bfin_internal_label): Delete.
13004 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
13006 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
13007 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
13008 otherwise define to LIBGCC2_TF_CEXT.
13009 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
13010 (LIBGCC_TF_CEXT): Ditto.
13013 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
13015 PR rtl-optimization/32339
13016 * df-scan.c (df_uses_record): Don't modify flags but just add to
13017 it for df_ref_record.
13019 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
13021 * tree-mudflap.c: Fix whitespace issues.
13023 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
13025 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
13027 2007-06-14 Eric Christopher <echristo@apple.com>
13029 * config/i386/sse.md (movdi_to_sse): Rewrite body.
13030 (movv4sf): Use gcc_unreachable instead of abort.
13032 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
13035 * config/i386/sfp-machine.h (CMPtype): New define.
13036 (mach stubs): Use CMPtype instead of int as a return type.
13038 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
13040 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
13041 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
13042 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
13043 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
13044 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
13045 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
13046 config/soft-fp/soft-fp.h: Update from glibc CVS.
13048 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
13050 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
13052 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
13055 * config/v850/v850.c: Include dataflow header file.
13056 (substitute_ep_register): Fix typo.
13058 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
13060 * configure.ac: Fix earlier checkin.
13061 * configure: Regenerated.
13063 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
13065 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
13066 * aclocal.m4: Regenerate.
13067 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
13068 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
13069 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
13070 * configure: Regenerate.
13071 * Makefile.in (LOOSE_WARN): Subst loose_warn.
13073 * Makefile.in (quickstrap): Build libgcc too.
13075 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
13077 * configure.ac: Add --enable-checking=df. Explicitly mention that
13078 the variables are initialized as for "release".
13079 * df-core.c: Use it.
13080 * configure: Regenerate.
13081 * config.in: Regenerate.
13083 2007-06-14 Bob Wilson <bob.wilson@acm.org>
13085 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
13086 validate_replace_rtx instead of replace_rtx.
13087 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
13089 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
13091 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
13092 (DWARF2_UNWIND_INFO): Override default if configured with
13094 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
13095 (ENDFILE_SPEC): Add crtend.o.
13096 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
13097 (ENDFILE_SPEC): Add crtend.o.
13098 (TARGET_USE_JCR_SECTION): Define.
13099 (MD_UNWIND_SUPPORT): Define for 32-bit target.
13101 * config/i386/cygming-crtbegin.c: New file.
13102 * config/i386/cygming-crtend.c: New file.
13104 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
13106 * config/i386/w32-unwind.h: New file.
13108 2007-06-13 Eric Christopher <echristo@apple.com>
13110 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
13111 the user set a value below STACK_BOUNDARY.
13113 2007-06-13 Thiemo Seufer <ths@networkno.de>
13115 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
13116 imply -lpthread for -pthread.
13118 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
13120 * basic-block.h: Remove the prototype for
13121 free_basic_block_vars.
13122 * cfglayout.h: Remove the prototype for
13123 insn_locators_initialize.
13124 * tree.h: Remove the prototype for emit_line_note.
13126 * tree-ssa-pre.c (mergephitemp): Remove.
13127 (init_pre): Don't use mergephitemp.
13129 2007-06-13 Eric Christopher <echristo@apple.com>
13131 * config/i386/i386.c (override_options): If we've specified
13132 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
13134 2007-06-13 Bob Wilson <bob.wilson@acm.org>
13136 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
13139 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
13141 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
13142 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
13143 (eh_store_handler): New pattern.
13144 (eh_return): Emit it instead of a plain move.
13146 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
13148 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
13149 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
13150 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
13153 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
13155 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
13156 (find_next_insn_start, find_load): New functions.
13157 (bfin_reorg): Use them to deal with the fact that parallel insns are
13158 no longer represented as a SEQUENCE.
13160 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
13162 * config/sparc/sparc.c (sparc_override_options): Initialize
13163 fpu mask correctly.
13165 2007-06-13 Dave Korn <dave.korn@artimi.com>
13167 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
13170 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
13172 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
13173 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
13174 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
13175 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
13176 tree-vect-transform.c: Fix comment typos. Follow spelling
13179 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
13181 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
13182 to the exit block use set.
13183 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
13184 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
13185 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
13187 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
13189 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
13190 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
13191 to indicate an error.
13192 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
13194 (dbg_cnt_process_opt): Print an error on a bad argument.
13195 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
13196 * common.opt (-fdbg-cnt-list): New.
13197 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
13199 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
13201 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
13202 flag on ref-all pointers.
13204 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
13206 PR middle-end/31579
13207 * expr.c (expand_expr_addr_expr_1): Call expand_expr
13208 for the offset with the modifier as EXPAND_INITIALIZER
13209 if the modifier is EXPAND_INITIALIZER.
13210 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
13211 a register if we had an overflow.
13213 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13215 * real.c (real_isfinite): New.
13216 (real_sqrt): Use it.
13217 * real.h (real_isfinite): New.
13218 * builtins.c: Use it.
13220 2007-06-12 Ian Lance Taylor <iant@google.com>
13221 Daniel Berlin <dberlin@dberlin.org>
13224 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
13225 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
13226 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
13227 (DECL_NO_TBAA_P): Define.
13228 (struct tree_decl_common): Add no_tbaa_flag field.
13229 * tree-ssa-structalias.c (struct variable_info): Add
13230 no_tbaa_pruning field.
13231 (new_var_info): Initialize no_tbaa_pruning field.
13232 (unify_nodes): Copy no_tbaa_pruning field.
13233 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
13234 (dump_solution_for_var): Print no_tbaa_pruning flag.
13235 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
13237 (compute_tbaa_pruning): New static function.
13238 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
13239 Call compute_tbaa_pruning.
13240 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
13241 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
13242 * gimple-low.c (lower_stmt): Likewise.
13243 * tree-gimple.c (is_gimple_stmt): Likewise.
13244 * tree-ssa-operands.c (get_expr_operands): Likewise.
13245 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
13246 * tree-inline.c (estimate_num_insns_1): Likewise.
13247 (copy_result_decl_to_var): Likewise.
13248 * expr.c (expand_expr_real_1): Likewise.
13249 * tree-pretty-print.c (dump_generic_node): Likewise.
13250 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
13251 * omp-low.c (omp_copy_decl_2): Likewise.
13252 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
13253 * doc/c-tree.texi (Expression trees): Document
13254 CHANGE_DYNAMIC_TYPE_EXPR.
13256 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13258 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
13259 with !HONOR_NANS and !HONOR_INFINITIES.
13260 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
13262 2007-06-12 Tristan Gingold <gingold@adacore.com>
13264 * gcov.c: Comments updated.
13265 (source_info): Add file_time field.
13266 (source_index): New variable.
13267 (mutiple_files): New variable.
13268 (generate_results): New function extracted from process_file.
13269 (process_file): Save and restore chain of functions, generate
13270 results and free structures only if not merging results.
13271 (release_structures): File names are now freed in create_file_names
13272 (create_file_names): Free previous file names.
13273 (find_source): File date is now read here and modifications in
13274 source files is checked here.
13275 (read_graph_file): Only reverse order of functions for the current
13277 (make_gcov_file_name): Do not generate long names if input_name is
13279 (output_lines): If merging results do not display graph, data and
13281 Checking source file modification is done in find_source.
13283 * doc/gcov.texi: Append an s to sourcefile.
13285 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
13287 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
13288 (forced_nop): New pattern.
13289 * config/bfin/bfin.c: Include "df.h".
13290 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
13291 (bfin_discover_loop): Use df_get_live_in instead of
13292 global_live_at_start.
13293 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
13294 df_analyze when done.
13295 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
13296 the insns. Use QImode for the final insn in a bundle. Call
13297 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
13299 (reorder_var_tracking_notes): New function.
13300 (bfin_reorg): Pass no argument to split_all_insns. Don't call
13301 update_life_info. Call df_analyze after scheduling and bundle
13302 generation. Call reorder_var_tracking_notes if generating these
13303 notes. Call df_finish_pass at the end.
13305 2007-06-12 Dirk Mueller <dmueller@suse.de>
13307 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
13308 a comparison, not an assignment.
13310 2007-06-12 Olivier Hainque <hainque@adacore.com>
13312 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
13313 Request walking the subtrees only, leaving the current is_lhs/val_only
13315 (convert_non_local_reference): Likewise.
13317 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
13319 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
13321 2007-06-12 Richard Guenther <rguenther@suse.de>
13323 PR tree-optimization/15353
13324 PR tree-optimization/31657
13325 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
13326 * timevar.def: Add TV_TREE_IFCOMBINE.
13327 * tree-pass.h (pass_tree_ifcombine): Declare.
13328 * tree-ssa-ifcombine.c: New file.
13329 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
13330 * tree-flow.h (blocks_in_phiopt_order): Declare.
13331 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
13332 (tree-ssa-ifcombine.o): New dependencies.
13334 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
13336 PR rtl-optimization/32293
13337 * combine.c (simplify_if_then_else): Truncate return from
13338 nonzero_bits() to correct mode.
13340 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
13342 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
13343 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
13345 2007-06-11 Diego Novillo <dnovillo@google.com>
13347 * Makefile.in (reload1.o-warn): Remove.
13349 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
13351 * combine.c (subst): Use reg_overlap_mentioned_p
13352 instead of comparing register numbers directly.
13354 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
13356 * reload1.c (mark_home_live_1): Use the mode parameter.
13358 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
13360 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
13361 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
13363 * df-core.c: Ditto.
13365 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
13367 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
13369 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
13371 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
13372 from integer registers.
13373 (FP mode splitters): Handle TFmode.
13375 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
13377 * tree-ssa-structalias.c (find_what_p_points_to): Return false
13378 for ref-all pointers that point-to anything.
13380 2007-06-11 Joseph Myers <joseph@codesourcery.com>
13382 * config/arm/arm.c (arm_output_dwarf_dtprel,
13383 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
13385 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
13387 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
13388 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
13391 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
13393 * tree.c (signed_or_unsigned_type_for): New.
13394 (unsigned_type_for): Use signed_or_unsigned_type_for.
13395 (signed_type_for): Use signed_or_unsigned_type_for.
13396 * tree.h (signed_or_unsigned_type_for): New.
13397 (get_signed_or_unsigned_type): Remove.
13398 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
13399 lang_hooks.types.signed_type
13400 (size_diffop): Likewise.
13401 (all_ones_mask_p): Likewise.
13402 (build_range_check): Likewise.
13403 (fold_cond_expr_with_comparison): Likewise.
13404 (fold_cond_expr_with_comparison): Likewise.
13405 (unextend): Likewise.
13406 (extract_muldiv_1): Likewise.
13407 (fold_single_bit_test_into_sign_test): Likewise.
13408 (fold_binary): Likewise.
13409 (fold_ternary): Likewise.
13410 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
13411 instead of get_signed_or_unsigned_type.
13412 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
13413 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
13414 * expr.c (signed_or_unsigned_type_for): Use
13415 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
13416 * langhooks.c (get_signed_or_unsigned_type): Remove.
13417 (lhd_signed_or_unsigned_type): Remove.
13418 * langhooks.h (lang_hooks_for_types): Remove signed_type and
13419 signed_or_unsigned_type.
13420 (lhd_signed_or_unsigned_type): Remove.
13421 * expmed.c (make_tree): Use signed_type_for instead of
13422 lang_hooks.types.signed_type.
13423 * c-common.c (same_scalar_type_ignoring_signedness): Use
13424 c_common_signed_type instead of lang_hooks.types.signed_type.
13425 (c_common_unsigned_type): New.
13426 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
13427 (shorten_compare): Use c_common_unsigned_type instead of
13428 c_common_signed_or_unsigned_type.
13429 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
13431 * convert.c (convert_to_integer): Use signed_type_for instead of
13432 lang_hooks.types.signed_type.
13433 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
13434 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
13435 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
13436 * c-format.c (check_format_types): Use c_common_unsigned_type
13437 instead of unsigned_type_for.
13438 * c-decl.c (groakdeclarator): Likewise.
13439 * c-typeck.c (convert_for_assignment): Likewise.
13440 * c-common.h (c_common_unsigned_type): New.
13442 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
13445 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
13446 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
13448 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
13450 PR middle-end/32279
13451 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
13452 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
13454 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
13455 Sebastian Pop <sebpop@gmail.com>
13457 * lambda-code.c (remove_iv): New.
13458 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
13460 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
13462 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
13463 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
13464 * tree-ssa-loop-prefetch.c: Include optabs.h.
13465 (FENCE_FOLLOWING_MOVNT): New macro.
13466 (struct mem_ref): Add independent_p and storent_p fields.
13467 (record_ref): Initalize the new fields.
13468 (gather_memory_references_ref): Return true if the reference
13470 (gather_memory_references): Check whether all memory accesses
13471 in loop were recorded.
13472 (should_issue_prefetch_p): Return false for nontemporal stores.
13473 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
13474 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
13475 (determine_loop_nest_reuse): Detect independent memory references.
13476 (loop_prefetch_arrays): Call mark_nontemporal_stores.
13477 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
13478 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
13479 * config/i386/i386.h (x86_mfence): Declare.
13480 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
13481 * config/i386/i386.c (x86_mfence): New variable.
13482 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
13484 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
13485 * optabs.c (init_optabs): Initialize storent_optab.
13486 * optabs.h (enum optab_index): Add OTI_storent.
13487 (storent_optab): Declare.
13488 * genopinit.c (optabs): Add initialization for storent_optab.
13489 * tree.h (MOVE_NONTEMPORAL): New macro.
13490 * expr.c (expand_assignment, store_expr, store_constructor_field,
13491 store_constructor, store_field, expand_expr_real_1): Propagate
13492 nontemporality of the expanded store.
13493 (emit_storent_insn): New function.
13494 * expr.h (expand_assignment, store_expr): Declaration changed.
13495 * function.c (assign_parm_setup_reg): Pass false as nontemporality
13496 to expand_assignment.
13497 * stmt.c (expand_asm_expr): Ditto.
13498 * calls.c (initialize_argument_information): Pass false as
13499 nontemporality to store_expr.
13500 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
13503 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
13505 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
13507 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
13509 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
13511 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
13512 and allow DECL_P here.
13514 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
13516 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
13517 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
13518 track of the size of the expression.
13519 * cfghooks.c (merge_blocks): Remove block from loops structure only
13520 after call of the merge_blocks hook.
13522 2007-06-09 Tom Tromey <tromey@redhat.com>
13524 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
13525 (deprecated_state): Removed.
13526 (start_decl): Update.
13527 (enum deprecated_states): Moved earlier.
13528 (groktypename): Update.
13529 (push_parm_decl): Likewise.
13530 (grokfield): Likewise.
13531 (start_function): Likewise.
13533 2007-06-09 Ian Lance Taylor <iant@google.com>
13535 PR tree-optimization/32169
13536 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
13537 CONVERT_EXPR, check whether min and max both converted to an
13538 overflow infinity representation.
13540 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
13542 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
13543 not inserted on the edge.
13545 2007-06-08 Bob Wilson <bob.wilson@acm.org>
13547 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
13548 instructions if they are supported.
13549 (__divsi3, __umodsi3, __modsi3): Likewise.
13550 (__ashldi3, __ashrdi3, __lshrdi3): New.
13551 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
13553 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
13554 Tony Linthicum <tony.linthicum@amd.com>
13556 * doc/invoke.texi: Add fvect-cost-model flag.
13557 * common.opt (fvect-cost-model): New flag.
13558 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
13559 cost fields in stmt_vec_info struct for STMT.
13560 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
13561 fields in stmt_vec_info struct and access functions for the same.
13562 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
13563 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
13564 load, store and vector to scalar operation.
13565 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
13566 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
13567 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
13568 (TARG_VEC_STORE_COST): Define cost of vector store.
13569 (vect_estimate_min_profitable_iters): Define new function.
13570 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
13571 check to evaluate if loop iterations are less than minimum profitable
13572 iterations determined by cost model or minimum vect loop bound defined
13573 by user, whichever is more conservative.
13574 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
13575 run-time check to evaluate if loop iterations are less than minimum
13576 profitable iterations determined by cost model or minimum vect loop
13577 bound defined by user, whichever is more conservative.
13578 (vect_estimate_min_profitable_iterations): New function to estimate
13579 mimimimum iterartions required for vector version of loop to be
13580 profitable over scalar version.
13581 (vect_model_reduction_cost): New function.
13582 (vect_model_induction_cost): New function.
13583 (vect_model_simple_cost): New function.
13584 (vect_cost_strided_group_size): New function.
13585 (vect_model_store_cost): New function.
13586 (vect_model_load_cost): New function.
13587 (vectorizable_reduction): Call vect_model_reduction_cost during
13589 (vectorizable_induction): Call vect_model_induction_cost during
13591 (vectorizable_load): Call vect_model_load_cost during analysis phase.
13592 (vectorizable_store): Call vect_model_store_cost during analysis phase.
13593 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
13594 vectorizable_promotion, vectorizable_demotion): Call
13595 vect_model_simple_cost during analysis phase.
13597 2007-06-08 Simon Baldwin <simonb@google.com>
13599 * reg-stack.c (get_true_reg): Readability change. Moved default case
13600 label into direct switch statement scope.
13602 2007-06-08 Simon Baldwin <simonb@google.com>
13604 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
13605 in gcc_assert() with '==' comparison.
13607 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
13609 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
13610 TARGET_ABM handling of x86_popcnt variable.
13612 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
13614 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
13615 __builtin_copysignq and __builtin_infq built-in functions.
13617 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
13619 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
13620 SSE4.2 section. Correct built-in function names in SSE4A section.
13622 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
13624 PR tree-optimization/32243
13625 * tree-vect-transform.c (vectorizable_type_promotion): Move check
13626 for ncopies after ratio check between nunits_out and nunits_in.
13627 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
13629 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
13631 PR tree-optimization/32224
13632 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
13633 vectorization upon a non GIMPLE_MODIFY_STMT.
13635 2007-06-08 Christian Bruel <christian.bruel@st.com>
13638 * config/sh/sh.md (doloop_end): New pattern and splitter.
13639 * loop-iv.c (simple_rhs_p): Check for hardware registers.
13641 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
13643 PR middle-end/32209
13644 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
13646 (verify_dominators): Do not change dominance tree.
13648 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
13650 * config/sh/constraints.md: New file.
13651 * config/sh/sh.c: Include tm-constrs.h.
13652 (reg_class_from_letter): Remove.
13653 (prepare_cbranch_operands): Use satisfies_constraint_*
13654 function instead of macro.
13655 (andcosts, broken_move, sh_secondary_reload): Likewise.
13656 * config/sh/predicates.md (trapping_target_operand): Likewise.
13657 (and_operand, arith_operand, arith_reg_or_0_operand,
13658 cmp_operand, logical_operand, target_operand,
13659 ua_address_operand, ua_offset, xor_operand): Likewise.
13660 * config/sh/sh.md: Include constraints.md.
13661 (*movsicc_t_false): Use satisfies_constraint_* function
13663 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
13664 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
13665 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
13666 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
13667 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
13668 (REG_CLASS_FROM_CONSTRAINT): Remove.
13669 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
13670 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
13671 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
13672 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
13673 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
13674 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
13675 function instead of macro.
13676 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
13677 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
13678 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
13679 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
13680 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
13681 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
13682 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
13683 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
13684 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
13685 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
13686 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
13687 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
13688 EXTRA_CONSTRAINT_STR): Likewise.
13689 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
13691 2007-06-07 Geoffrey Keating <geoffk@apple.com>
13693 * config/i386/darwin.h (STACK_BOUNDARY): Define.
13695 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
13698 * c-common.h (flag_cpp0x): Replaced by...
13699 (cxx_dialect): ... this new variable specifying the C++ dialect that
13701 * c-common.c (flag_cpp0x): Removed.
13702 (cxx_dialect): Defined.
13703 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
13705 * c-opts.c (c_common_post_options): Likewise.
13706 (set_std_cxx98): Set cxx_dialect to cxx98.
13707 (set_std_cxx0x): Set cxx_dialect to cxx0x.
13709 2007-06-07 Geoffrey Keating <geoffk@apple.com>
13710 Hui-May Chang <hm.chang@apple.com>
13712 * doc/invoke.texi (Darwin Options): Update documentation for
13713 -mmacosx-version-min.
13714 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
13715 * config/darwin-driver.c: New file.
13716 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
13717 * config/t-darwin (darwin-driver.o): New rule.
13719 * config/darwin-c.c (version_as_macro): Ignore low digit.
13721 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
13723 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
13724 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
13725 (CSGNMODE): New mode macro.
13726 (CSGNVMODE): New mode attribute.
13727 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
13728 expander using CSGNMODE mode macro. Handle TFmode.
13729 (copysign<mode>3_const): Rename from copysignsf3_const and
13730 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
13732 (copysign<mode>3_var): Rename from copysignsf3_var and
13733 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
13735 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
13736 mode macro. Handle TFmode.
13737 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
13738 (iortf3, *iortf3): Ditto.
13739 (xortf3, *xortf3): Ditto.
13740 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
13741 TFmode and TImode masks.
13742 (ix86_expand_copysign): Expand TFmode copysign insn.
13743 (IX86_BUILTIN_INFQ): New.
13744 (IX86_BUILTIN_FABSQ): Ditto.
13745 (IX86_BUILTIN_COPYSIGNQ): Ditto.
13746 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
13747 [__builtin_fabsq]: Ditto.
13748 [__builtin_copysignq]: Ditto.
13749 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
13750 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
13751 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
13752 ix86_expand_binop_builtin().
13754 2007-06-07 Bob Wilson <bob.wilson@acm.org>
13756 * config/xtensa/lib1funcs.asm: Clean up whitespace.
13758 2007-06-07 Steve Ellcey <sje@cup.hp.com>
13761 * rtl.h (push_to_sequence2): New.
13762 * emit-rtl.c (push_to_sequence2): New.
13763 * function.c (assign_parm_data_all): Add new fields.
13764 (assign_parm_setup_block): Call push_to_sequence2 instead of
13766 (assign_parm_setup_reg): Ditto.
13767 (assign_parm_setup_stack): Ditto.
13768 (assign_parms_unsplit_complex): Ditto.
13769 (assign_parms): Change field name.
13771 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
13773 PR tree-optimization/32220
13774 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
13775 phi node is reached before defining statement.
13777 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
13780 * tree-vect-transform.c (vectorizable_call): Call update_stmt
13781 after changing the right hand side of the assignment.
13783 2007-06-06 Eric Christopher <echristo@apple.com>
13785 * config.gcc (i?86-*-darwin*): Remove arch parameter.
13786 (x86_64-*-darwin*): Ditto.
13787 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
13788 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
13790 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
13792 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
13793 coding conventions.
13794 (add_key): Likewise.
13795 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
13796 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
13798 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
13800 (add_cost_one_coalesce): Likewise.
13801 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
13802 variable names. Rename orig to orig_name for consistency.
13803 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
13804 coding conventions.
13805 (cprop_into_successor_phis): Avoid using C++ keywords as variable
13807 (record_equivalences_from_stmt): Likewise.
13808 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
13809 the coding conventions.
13810 (memory_ssa_name_same): Likewise.
13811 (dse_optimize_stmt): Likewise.
13812 (dse_record_phis): Likewise.
13813 (dse_finalize_block): Likewise.
13814 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
13815 keywords as variable names.
13816 (may_move_till): Cast according to the coding conventions.
13817 (force_move_till_expr): Avoid using C++ keywords as variable names.
13818 (force_move_till): Cast according to the coding conventions.
13819 (memref_hash): Likewise.
13820 (memref_eq): Likewise.
13821 (gather_mem_refs_stmt): Likewise.
13822 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
13823 using C++ keywords as variable names.
13824 (idx_find_step): Cast according to the coding conventions.
13825 (idx_record_use): Likewise.
13826 (find_depends): Likewise.
13827 (prepare_decl_rtl): Likewise.
13828 (mbc_entry_hash): Likewise.
13829 (mbc_entry_eq): Likewise.
13830 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
13831 (simplify_replace_tree): Avoid using C++ keywords as variable names.
13832 (idx_infer_loop_bounds): Cast according to the coding conventions.
13833 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
13834 * tree-ssa-math-opts.c (occ_new ): Likwise.
13835 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
13837 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
13839 (add_use_op): Likewise.
13840 (add_vop): Likewise.
13841 (add_vuse_op): Likewise.
13842 (add_vdef_op): Likewise.
13843 (get_expr_operands): Likewise.
13844 (push_stmt_changes): Use type safe memory macros.
13845 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
13846 keywords as variable names.
13847 (conditional_replacement): Likewise.
13848 (minmax_replacement): Likewise.
13849 (abs_replacement): Likewise.
13850 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
13851 coding conventions.
13852 (insert_fake_stores): Avoid using C++ keywords as variable names.
13853 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
13855 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
13856 (heapvar_insert): Use type safe memory macros.
13857 (new_var_info): Cast according to the coding conventions.
13858 (new_constraint): Likewise.
13859 (remove_preds_and_fake_succs): Use type safe memory macros.
13860 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
13862 (thread_single_edge): Likewise.
13863 (thread_through_loop_header): Likewise.
13865 2007-06-06 Eric Christopher <echristo@apple.com>
13867 * config/i386/i386.c (override_options): Move handling
13868 of TARGET_SUBTARGET* earlier.
13870 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
13872 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
13875 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
13877 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
13878 emited outside of basic block.
13879 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
13880 the created blocks.
13881 * rtl.h (delete_insn_chain): Declaration changed.
13882 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
13884 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
13885 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
13886 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
13887 to delete_insn_chain.
13888 (rtl_verify_flow_info_1): Verify that the insns in header and footer
13889 do not have bb field set.
13890 (rtl_verify_flow_info): Verify that insns between basic blocks do not
13892 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
13893 * cfgcleanup.c (try_optimize_cfg): Ditto.
13895 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
13897 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
13898 (lambda_body_vector_new): Use type safe memory macros.
13899 (lambda_linear_expression_new): Likewise.
13900 (lambda_loopnest_new): Likewise.
13901 (lambda_lattice_new): Likewise.
13902 (replace_uses_equiv_to_x_with_y): Cast according to the coding
13903 conventions. Use type safe memory macros.
13904 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
13905 (lambda_body_vector_s): Likewise.
13906 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
13907 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
13909 2007-06-06 Richard Guenther <rguenther@suse.de>
13911 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
13912 if we need to schedule cfg_cleanup.
13913 (tree_ssa_forward_propagate_single_use_vars): Do so.
13915 2007-06-06 Ian Lance Taylor <iant@google.com>
13917 * fold-const.c (merge_ranges): If range_successor or
13918 range_predecessor fail, just return 0.
13920 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
13922 PR tree-optimization/32216
13923 * tree-vectorizer.c (supportable_widening_operation): Determine
13924 signedness of FIX_TRUNC_EXPR from output operand.
13925 (supportable_narrowing_operation): Ditto.
13926 * tree-vect-generic.c (expand_vector_operations_1): Determine
13927 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
13928 from input operand.
13930 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
13932 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
13933 (struct pta): ...from here. Change flags to unsigned to avoid
13934 excessive casting (as it is used as a bit mask).
13935 (override_options): Add casts according to the coding convenventions.
13936 (x86_64_elf_unique_section): Likewise.
13937 (examine_argument): Avoid using C++ keywords as variable names.
13938 (construct_container): Likewise.
13939 (legitimize_pic_address): Likewise.
13940 (get_dllimport_decl): Cast according to the coding conventions. Use
13941 type safe memory macros.
13942 (legitimize_address): Cast according to the coding conventions.
13943 (emit_i387_cw_initialization): Corrected the type of slot to enum
13945 (ix86_init_machine_status): Use type safe memory macros.
13946 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
13947 (bdesc_pcmpistr): Likewise.
13948 (bdesc_crc32): Likewise.
13949 (bdesc_sse_3arg): Likewise.
13950 (bdesc_2arg): Likewise.
13951 (bdesc_1arg): Likewise.
13952 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
13953 (ix86_expand_sse_pcmpistr): Likewise.
13954 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
13955 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
13956 int to match the langhook definition.
13957 (ix86_builtin_conversion): Change the type of code to unsigned init to
13958 match the langhook definition.
13959 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
13961 (ix86_preferred_output_reload_class): Likewise.
13962 (ix86_cannot_change_mode_class): Likewise.
13963 (ix86_memory_move_cost): Likewise.
13964 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
13965 avoid excessive casting later on.
13966 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
13968 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
13970 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
13971 as flags setting insn.
13972 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
13974 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
13976 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
13977 (UNSPEC_ROUND): New.
13978 ("sse4_1_round<mode>2"): New insn pattern.
13979 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
13981 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
13982 expander using SSEMODEF mode macro. Expand using
13983 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
13984 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
13985 expander using SSEMODEF mode macro. Expand using
13986 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
13987 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
13988 expander using SSEMODEF mode macro. Expand using
13989 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
13990 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
13991 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
13992 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
13995 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
13996 Sebastian Pop <sebpop@gmail.com>
13998 * lambda.h (build_linear_expr): New.
13999 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
14000 Use build_linear_expr, call fold and force_gimple_operand.
14001 (lambda_loopnest_to_gcc_loopnest): Check that there is
14002 something to insert.
14003 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
14005 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
14007 PR preprocessor/23479
14008 * doc/extend.texi: Document the 0b-prefixed binary integer
14009 constant extension.
14011 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
14013 PR tree-optimization/32215
14014 * tree-vectorizer.c (supportable_widening_operation): Return false
14015 for unsupported FIX_TRUNC_EXPR tree code.
14016 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
14018 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
14020 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
14021 register on SPE targets. Change documentation to reflect
14023 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
14024 Change FIXED_SCRATCH to 14 and document why we're keeping r14
14025 out of the register allocation pool.
14026 (rs6000_reg_live_or_pic_offset_p): New function.
14027 (rs6000_emit_prologue): Move the actual saving of LR up to free
14028 r0 for holding r11. Split saving of SPE 64-bit registers into
14029 its own case. Ensure that offsets will always be in-range for
14030 'evstdd' by using r11 as a scratch register to point at the start
14031 of the SPE save area. Save r11 if necessary, as it is the static
14033 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
14034 into its own case. Ensure that offsets will always be in-range
14035 for 'evldd' by using r11 as a scratch register to point at the
14036 start of the SPE save area. Also adjust r11 when restoring
14037 the stack pointer to compensate for pre-loading r11.
14039 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
14041 * cfg.c (init_flow): Use type safe memory macros.
14042 (alloc_block): Likewise.
14043 (unchecked_make_edge): Likewise.
14044 (dump_flow_info): Avoid using C++ keywords as variable names.
14045 (copy_original_table_clear): Cast according to the coding conventions.
14046 (copy_original_table_set): Likewise.
14047 * cfgexpand (label_rtx_for_bb): Likewise.
14048 (expand_gimple_basic_block): Likewise.
14049 * cfghooks.c (dump_bb): Likewise.
14050 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
14052 (lv_add_condition_to_bb): Likewise.
14053 * cfglayout (relink_block_chain): Cast according to the coding
14055 (fixup_reorder_chain): Likewise.
14056 (fixup_fallthru_exit_predecessor): Likewise.
14057 * cfgloop.c (glb_enum_p): Likewise.
14058 (get_exit_description): Likewise.
14059 (dump_recorded_exit): Likewise.
14060 * cfgloop.h (enum loop_estimation): Move out of struct scope...
14061 (struct loop): ... from here.
14062 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
14064 * cfgrtl.c (rtl_create_basic_block): Likewise.
14065 (rtl_split_block): Likewise.
14066 (rtl_dump_bb): Likewise.
14067 (cfg_layout_split_block): Likewise.
14068 (init_rtl_bb_info): Use typesafe memory macros.
14070 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
14071 * graphds.h: Updated all usages of edge to graph_edge.
14072 * graphds.c: Likewise.
14073 * cfgloopanal.c: Likewise.
14075 2007-06-05 Ian Lance Taylor <iant@google.com>
14077 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
14078 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
14079 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
14081 (test_for_singularity): Likewise.
14083 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
14085 * config/i386/constraints.md ("Y2"): Replaced by ...
14087 * config/i386/i386.md: Likewise.
14088 * config/i386/mmx.md: Likewise.
14089 * config/i386/sse.md: Likewise.
14091 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
14093 * config/i386/constraints.md ("z"): Replaced by ...
14095 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
14096 (sse4_1_blendvps): Likewise.
14097 (sse4_1_pblendvb): Likewise.
14098 (sse4_2_pcmpestr): Likewise.
14099 (sse4_2_pcmpestrm): Likewise.
14100 (sse4_2_pcmpestr_cconly): Likewise.
14101 (sse4_2_pcmpistr): Likewise.
14102 (sse4_2_pcmpistrm): Likewise.
14103 (sse4_2_pcmpistr_cconly): Likewise.
14105 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
14107 * matrix-reorg.c (transform_access_sites): Fix computation.
14108 (transform_allocation_sites): Same.
14110 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
14112 * config/i386/i386.c (override_options): Use
14113 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
14115 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
14117 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
14118 (nonimm_not_xmm0_operand): Ditto.
14119 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
14120 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
14121 as operand[2] predicate. Require "z" class XMM register for
14122 operand[3]. Adjust asm template.
14123 ("sse4_1_blendvpd"): Ditto.
14124 ("sse4_1_pblendvb"): Ditto.
14125 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
14126 force op2 into xmm0 register for variable blend instructions.
14128 2007-06-04 Tom Tromey <tromey@redhat.com>
14130 * c-tree.h (start_enum): Update.
14131 (build_enumerator): Likewise.
14132 * c-decl.c (enum_next_value): Removed.
14133 (enum_overflow): Likewise.
14134 (start_enum): Add c_enum_contents argument. Don't use globals.
14135 (build_enumerator): Likewise.
14136 * c-tree.h (struct c_enum_contents): New struct.
14138 2007-06-04 Tom Tromey <tromey@redhat.com>
14140 * c-common.c (c_common_get_alias_set): Fix indentation.
14142 2007-06-04 Ian Lance Taylor <iant@google.com>
14144 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
14145 to overflow, reduce overflow infinity to regular infinity.
14146 (vrp_var_may_overflow): New static function.
14147 (vrp_visit_phi_node): Check vrp_var_may_overflow.
14149 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
14151 * stor-layout.c (layout_type): Remove duplicate code.
14153 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
14156 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
14157 before build_common_builtin_nodes ().
14159 2007-06-04 Steve Ellcey <sje@cup.hp.com>
14162 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
14164 2007-06-04 Jan Hubicka <jh@suse.cz>
14166 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
14167 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
14168 instead of _stat version.
14170 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
14172 PR tree-optimization/32194
14173 * tree-predcom.c (determine_offset): Check that both references have
14176 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
14178 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
14179 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
14180 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
14181 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
14182 Add argument to iterate_fix_dominators call.
14183 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
14184 * gcse.c (hoist_code): Change domby to vector.
14185 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
14186 Add argument to iterate_fix_dominators call.
14187 * loop-doloop.c (doloop_modify): Changed recount_dominator to
14188 recompute_dominator.
14189 * lambda-code.c (perfect_nestify): Ditto.
14190 * cfgloopanal.c: Include graphds.h.
14191 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
14192 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
14193 (mark_irreducible_loops): Use graphds_scc. Remove argument from
14195 * graphds.c: New file.
14196 * graphds.h: New file.
14197 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
14198 (get_dominated_by, get_dominated_by_region): Change return type to
14200 (verify_dominators): Recompute all dominators and compare the results.
14201 (recount_dominator): Renamed to ...
14202 (recompute_dominator): ... this. Do not check that the block is
14203 dominated by entry.
14204 (iterate_fix_dominators): Reimplemented.
14205 (prune_bbs_to_update_dominators, root_of_dom_tree,
14206 determine_dominators_for_sons): New functions.
14207 * et-forest.c (et_root): New function.
14208 * et-forest.h (et_root): Declare.
14209 * Makefile.in (graphds.o): Add.
14210 (cfgloopanal.o): Add graphds.h dependency.
14211 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
14212 * basic-block.h (get_dominated_by, get_dominated_by_region,
14213 iterate_fix_dominators): Declaration changed.
14214 (recount_dominator): Renamed to ...
14215 (recompute_dominator): ... this.
14216 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
14217 (thread_through_all_blocks): Do not free dominance info.
14219 2007-06-03 Andreas Schwab <schwab@suse.de>
14221 * config/m68k/m68k.c (override_options): Don't override
14223 * config/m68k/m68k-modes.def (SF, DF): Define to use
14224 motorola_single_format and motorola_double_format, resp.
14225 * real.c (motorola_single_format): Renamed from
14226 coldfire_single_format.
14227 (motorola_double_format): Renamed from coldfire_double_format.
14228 (encode_ieee_extended): Generate a proper canonical NaN image
14229 respecting canonical_nan_lsbs_set.
14230 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
14232 * real.h: Adjust declarations.
14234 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
14237 * config/sh/sh.md (symGOT_load): Don't schedule insns when
14238 the symbol is generated with the stack protector.
14240 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
14242 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
14243 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
14245 * doc/extend.texi (interrupt): Mention m68k.
14247 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
14249 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
14250 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
14251 (ix86_expand_sse_pcmpestr): Do not check operands for
14252 "register_operand", when insn operand predicate is "register_operand".
14253 (ix86_expand_sse_pcmpistr): Ditto.
14255 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
14256 Uros Bizjak <ubizjak@gmail.com>
14258 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
14259 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
14260 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
14261 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
14262 * config/i386/constraints.md ("z"): New register constraint
14263 for members of SSE_FIRST_REG class.
14264 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
14265 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
14266 SSE_FIRST_REG class.
14267 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
14268 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
14269 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
14270 (IX86_BUILTIN_PCMPESTRM128): Likewise.
14271 (IX86_BUILTIN_PCMPESTRA128): Likewise.
14272 (IX86_BUILTIN_PCMPESTRC128): Likewise.
14273 (IX86_BUILTIN_PCMPESTRO128): Likewise.
14274 (IX86_BUILTIN_PCMPESTRS128): Likewise.
14275 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
14276 (IX86_BUILTIN_PCMPISTRI128): Likewise.
14277 (IX86_BUILTIN_PCMPISTRM128): Likewise.
14278 (IX86_BUILTIN_PCMPISTRA128): Likewise.
14279 (IX86_BUILTIN_PCMPISTRC128): Likewise.
14280 (IX86_BUILTIN_PCMPISTRO128): Likewise.
14281 (IX86_BUILTIN_PCMPISTRS128): Likewise.
14282 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
14283 (struct builtin_description): Change "flag" field to unsigned.
14284 (bdesc_pcmpestr): New builtin description table.
14285 (bdesc_pcmpistr): Likewise.
14286 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
14287 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
14288 Initialize pcmp[ei]str[im] insns for SSE4.2.
14289 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
14290 (ix86_expand_sse_pcmpistr): Likewise.
14291 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
14292 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
14293 (UNSPEC_PCMPISTR): Likewise.
14294 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
14295 (sse4_2_pcmpestri):New isns pattern.
14296 (sse4_2_pcmpestrm): Likewise.
14297 (sse4_2_pcmpestr_cconly): Likewise.
14298 (sse4_2_pcmpistr): New insn patern and splitter.
14299 (sse4_2_pcmpistri):New isns pattern.
14300 (sse4_2_pcmpistrm): Likewise.
14301 (sse4_2_pcmpistr_cconly): Likewise.
14302 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
14305 2007-06-01 David Daney <ddaney@avtrex.com>
14307 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
14308 LOADGP_ABSOLUTE and not binds_local_p.
14310 2007-06-01 Geoffrey Keating <geoffk@apple.com>
14312 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
14314 2007-06-01 Ian Lance Taylor <iant@google.com>
14316 * tree-vrp.c (compare_name_with_value): Always set
14317 used_strict_overflow if we get a result from the variable itself.
14319 2007-06-01 Ian Lance Taylor <iant@google.com>
14321 PR rtl-optimization/31455
14322 * lower-subreg.c (find_decomposable_subregs): Don't decompose
14323 subregs which have a cast between modes which are not tieable.
14325 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
14327 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
14328 breaks after return statements.
14330 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
14332 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
14333 only after no_new_pseudos.
14335 2007-05-31 Eric Christopher <echristo@apple.com>
14337 * expr.c (convert_move): Assert that we don't have a BLKmode
14339 (store_expr): Handle BLKmode moves by calling emit_block_move.
14341 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
14343 * c-typeck.c (build_indirect_ref): Include type in error message.
14344 (build_binary_op): Pass types to binary_op_error.
14345 * c-common.c (binary_op_error): Take two type arguments, print out
14347 * c-common.h (binary_op_error): Update prototype.
14349 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
14351 * config/i386/i386.c: Correct coments on -mno-sse4.
14353 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
14355 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
14356 (x86_64-*-*): Likewise.
14357 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
14358 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
14359 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
14360 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
14361 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
14362 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
14363 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
14364 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
14365 (OPTION_MASK_ISA_SSE4): Likewise.
14366 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
14367 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
14368 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
14369 (override_options): Support SSE4.2.
14370 (ix86_build_const_vector): Support SImode and DImode.
14371 (ix86_build_signbit_mask): Likewise.
14372 (ix86_expand_int_vcond): Support V2DImode.
14373 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
14374 (IX86_BUILTIN_CRC32HI): Likewise.
14375 (IX86_BUILTIN_CRC32SI): Likewise.
14376 (IX86_BUILTIN_CRC32DI): Likewise.
14377 (IX86_BUILTIN_PCMPGTQ): Likewise.
14378 (bdesc_crc32): Likewise.
14379 (bdesc_sse_3arg): Likewise.
14380 (ix86_expand_crc32): Likewise.
14381 (ix86_init_mmx_sse_builtins): Support SSE4.2.
14382 (ix86_expand_builtin): Likewise.
14383 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
14384 __SSE4_2__ for -msse4.2.
14385 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
14386 (CRC32MODE): Likewise.
14387 (crc32modesuffix): Likewise.
14388 (crc32modeconstraint): Likewise.
14389 (sse4_2_crc32<mode>): Likewise.
14390 (sse4_2_crc32di): Likewise.
14391 * config/i386/i386.opt (msse4.2): New for SSE4.2.
14393 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
14394 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
14395 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
14396 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
14397 (vcondu<mode>): Likewise.
14398 * doc/extend.texi: Document SSE4.2 built-in functions.
14399 * doc/invoke.texi: Document -msse4.2/-msse4.
14401 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
14403 PR tree-optimization/32160
14404 * tree-predcom.c (predcom_tmp_var): New function. Mark created
14405 variable as gimple reg.
14406 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
14408 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
14410 * gcc.c (main): Don't consider linker options when issuing the
14411 warning about a linker input file not being used.
14413 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14415 * tree-vrp.c (compare_names): Initialize sop.
14417 2007-05-30 Dirk Mueller <dmueller@suse.de>
14419 * cgraphunit.c (cgraph_analyze_function): Remove
14420 computation of inline parameters.
14422 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
14424 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
14426 2007-05-30 Richard Sandiford <richard@codesourcery.com>
14428 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
14429 Add vx-common.h. Include vxworks.h between vx-common.h and
14431 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
14433 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
14434 (TARGET_ASM_DESTRUCTOR): Likewise.
14435 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
14436 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
14437 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
14438 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
14439 (VXWORKS_ENDIAN_SPEC): Define.
14440 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
14441 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
14442 VXWORKS_* equivalents.
14443 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
14444 (ASM_FILE_START): Delete.
14445 (TARGET_VERSION): Reformat.
14446 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
14447 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
14448 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
14449 (FPBIT, DPBIT): Define.
14450 (fp-bit.c, dp-bit.c): New rules.
14451 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
14452 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
14453 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
14454 * config/arm/arm.h: Include vxworks-dummy.h.
14455 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
14456 Mark with ATTRIBUTE_UNUSED.
14457 (arm_override_options): Do not allow VxWorks RTP PIC to be used
14458 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
14459 make it incompatible with -msingle-pic-base.
14460 (arm_function_ok_for_sibcall): Return false for calls that might
14461 go through a VxWorks PIC PLT entry.
14462 (require_pic_register): New function, split out from...
14463 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
14465 (arm_load_pic_register): Handle the VxWorks RTP initialization
14466 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
14467 (arm_emit_call_insn): New function.
14468 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
14469 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
14470 (pic_offset_arm): New pattern.
14471 (call, call_value): Use arm_emit_call_insn.
14472 (call_internal, call_value_internal): New expanders.
14473 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
14474 VxWorks unless __PIC__.
14476 2007-05-30 Eric Christopher <echristo@gmail.com>
14478 * genrecog.c: Include regs.h in generated file.
14479 * genemit.c: Ditto. Fix up formatting.
14480 * config/mn10300/constraints.md: New.
14481 * config/mn10300/mn10300.md: Include.
14482 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
14483 Fix up for removed macro.
14484 * config/mn10300/predicates.md (call_address_operand): Ditto.
14485 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
14486 (CONST_OK_FOR_I): Ditto.
14487 (CONST_OK_FOR_J): Ditto.
14488 (CONST_OK_FOR_K): Ditto.
14489 (CONST_OK_FOR_L): Ditto.
14490 (CONST_OK_FOR_M): Ditto.
14491 (CONST_OK_FOR_N): Ditto.
14492 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
14496 (EXTRA_CONSTRAINT): Ditto.
14498 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
14500 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
14502 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
14503 OPTION_MASK_ISA_64BIT.
14504 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
14506 2007-05-30 Richard Guenther <rguenther@suse.de>
14508 PR middle-end/32152
14509 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
14510 types for comparison.
14511 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
14512 with original typed arguments.
14513 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
14515 2007-05-30 Jakub Jelinek <jakub@redhat.com>
14517 PR tree-optimization/31769
14518 * except.c (duplicate_eh_regions): Clear prev_try if
14519 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
14521 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
14523 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
14524 * tree-ssa-sink.c (statement_sink_location): Return basic block and
14525 bsi of the location where statements should be inserted.
14526 (sink_code_in_bb): Take bsi from statement_sink_location.
14527 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
14528 instead of bsi_start.
14529 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
14531 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
14532 (bsi_move_before): Document inconsistency with bsi_move_after.
14533 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
14535 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
14537 * config/i386/i386.h (TARGET_ABM): New define.
14538 (TARGET_POPCNT): Ditto.
14539 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
14540 New temporary defines to redefine from OPTION_ISA_* defines.
14541 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
14542 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
14543 (ix86_isa_flags): New extern int declaration.
14544 (TARGET_SUBTARGET_DEFAULT): New define.
14545 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
14546 (TARGET_SUBTARGET32_DEFAULT): Ditto.
14547 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
14548 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
14549 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
14550 * config/i386/darwin.h: Change TARGET_64BIT define to
14553 * config/i386/i386.opt (m3dnowa): Define as undocumented option
14554 using existing "ix86_isa_flags" varible.
14555 (m32, m64): Use existing "ix86_isa_flags" variable.
14556 (mmmx, m3dnow): Ditto.
14557 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
14558 (mabm): Define as non-negative option using "x86_abm" variable.
14559 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
14561 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
14562 Rewrite feature test bitmap.
14563 (ix86_isa_flags): New initialized global int varible.
14564 (ix86_isa_flags_explicit): New static int variable.
14565 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
14566 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
14567 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
14568 target_flags_explicit.
14569 (override_options): Remove "target_enable" and "target_disable" fields
14570 from "struct ptt". Update processor_target_table accordingly. Remove
14571 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
14572 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
14573 "target_flags" and "ix86_isa_flags_explicit" instead of
14574 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
14575 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
14576 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
14577 to true when either of PTA_POPCNT or PTA_ABM is set in
14578 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
14579 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
14580 processor_alias_table flags entry. Remove handling of
14581 "target_enable" and "target_disable" fields of processor_target_table.
14582 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
14583 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
14584 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
14585 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
14586 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
14588 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
14590 2007-05-29 David Daney <ddaney@avtrex.com>
14593 * config/mips/mips.c (mips_output_mi_thunk): Emit
14594 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
14596 2007-05-29 Hui-May Chang <hm.chang@apple.com>
14597 * config/i386/i386.c (ix86_function_regparm): Added checking of
14598 ix86_force_align_arg_pointer to determine the number of
14599 register parameters.
14601 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
14603 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
14604 (SET_DR_MISALIGNMENT): New.
14605 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
14606 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
14607 Use SET_DR_MISALIGNMENT.
14608 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
14610 * tree-data-ref.c (create_data_ref, compute_all_dependences,
14611 find_loop_nest): Export.
14612 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
14613 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
14614 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
14615 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
14617 (struct mem_ref): Add field reuse_distance.
14618 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
14619 Initialize reuse_distance field.
14620 (issue_prefetch_ref): Select temporality of prefetch according to
14622 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
14623 self_reuse_distance, determine_loop_nest_reuse): New functions.
14624 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
14625 (tree_ssa_prefetch_arrays): Dump L2 cache size.
14626 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
14629 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
14631 * tree-ssa-alias.c: Add aliasing overview.
14633 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
14634 Danny Smith <dannysmith@users.sourceforge.net>
14637 * config/i386/t-crtfm: Compile crtfastmath.o with
14638 -minline-all-stringops.
14639 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
14640 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
14642 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14644 * doc/md.texi: Document constraints on HP PA-RISC.
14646 * pa/constraints.md: New file.
14647 * pa.md: Include constraints.md.
14648 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
14649 (integer_store_memory_operand, ldil_cint_p): New functions.
14650 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
14651 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
14652 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
14653 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
14654 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
14656 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
14659 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
14660 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
14661 case POSTDECREMENT_EXPR>): Return the error_mark_node
14662 if either the real or imaginary parts would an
14665 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
14667 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
14668 name when we remove it from a call.
14670 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
14672 * targhooks.c (default_narrow_bitfield): Remove.
14673 * targhooks.h: Remove the prototype for
14674 default_narrow_bitfield.
14676 * langhooks-def.h: Remove the prototype for
14677 hook_get_alias_set_0.
14678 * langhooks.c (hook_get_alias_set_0): Remove.
14680 * global.c (EXECUTE_IF_CONFLICT): Remove.
14682 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
14685 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
14686 return true when truth_value_p is true and the type
14689 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
14691 * doc/install.texi (Prerequisites): We no longer require Autoconf
14692 2.13 for the top-level.
14694 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
14696 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
14697 memory access via x86_expand_vector_move_misalign() only for
14698 TImode values on 32-bit targets.
14700 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
14702 * matrix-reorg.c: New file. Implement matrix flattening and
14703 transposing optimization.
14704 * tree-pass.h: Add matrix reorg pass.
14705 * common.opt: Add fipa-mreorg flag.
14706 * Makefile.in: Add matrix-reorg.c.
14707 * passes.c: Add matrix reorg pass.
14708 * varpool.c (add_new_static_var): New function.
14709 * cgraph.h (add_new_static_var): Declare.
14711 2007-05-27 Eric Christopher <echristo@apple.com>
14713 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
14714 sp_offset depending on stack size. Save r12 depending
14715 on registers we're saving later.
14716 (rs6000_emit_epilogue): Update sp_offset depending only
14719 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
14721 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
14722 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
14723 * ifcvt.c (if_convert): Ditto.
14724 * tree-ssa-threadupdate.c (thread_block): Ditto.
14725 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
14726 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
14727 verify_loop_closed_ssa): Check number_of_loops instead of
14729 * predict.c (tree_estimate_probability): Ditto.
14730 * tree-if-conv.c (main_tree_if_conversion): Ditto.
14731 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
14732 * modulo-sched.c (sms_schedule): Ditto.
14733 * tree-scalar-evolution.c (scev_const_prop): Ditto.
14734 (scev_finalize): Do not do anything if scev analysis was not
14736 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
14737 current_loops == NULL.
14738 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
14739 * loop-init.c (loop_optimizer_init): Do not free current_loops when
14740 there are no loops.
14741 (loop_optimizer_finalize): Assert that loops were analyzed.
14742 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
14743 rtl_doloop): Check number_of_loops instead of current_loops.
14744 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
14745 current_loops == NULL.
14746 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
14747 gate_tree_vectorize tree_linear_transform, check_data_deps,
14748 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
14749 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
14750 Check number_of_loops instead of current_loops.
14751 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
14752 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
14753 free loops if available.
14754 (execute_pre): Do not pass do_fre to fini_pre.
14756 2007-05-27 Tobias Burnus <burnus@net-b.de>
14758 PR middle-end/32083
14759 * real.c (mpfr_from_real): Fix sign of -Inf.
14761 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
14763 * tree-vect-transform.c (vectorizable_conversion): Initialize
14764 tree_code variables to ERROR_MARK.
14765 (vectorizable_type_demotion): Likewise.
14766 (vectorizable_type_promotion): Likewise.
14768 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
14771 * config/i386/i386.md (movti): Handle push operands via
14772 ix86_expand_push().
14774 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
14776 * basic-block.h: Remove the prototype for merge_seq_blocks.
14777 * cfgcleanup.c (merge_seq_blocks): Remove.
14779 * tree-flow.h: Remove the prototype for is_aliased_with.
14780 * tree-ssa-alias.c (is_aliased_with): Remove.
14782 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
14784 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
14786 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
14788 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
14789 ix86_expand_sse4_unpack if SSE4.1 is enabled.
14790 (vec_unpacks_hi_v16qi): Likewise.
14791 (vec_unpacku_lo_v16qi): Likewise.
14792 (vec_unpacks_lo_v16qi): Likewise.
14793 (vec_unpacku_hi_v8hi): Likewise.
14794 (vec_unpacks_hi_v8hi): Likewise.
14795 (vec_unpacku_lo_v8hi): Likewise.
14796 (vec_unpacks_lo_v8hi): Likewise.
14797 (vec_unpacku_hi_v4si): Likewise.
14798 (vec_unpacks_hi_v4si): Likewise.
14799 (vec_unpacku_lo_v4si): Likewise.
14800 (vec_unpacks_lo_v4si): Likewise.
14802 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
14804 * c-typeck.c, config/arm/arm.c, config/darwin.c,
14805 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
14806 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
14807 follow spelling conventions in various
14808 warning/error/diagnostic messages.
14810 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
14811 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
14812 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
14813 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
14814 tree-vrp.c: Fix comment typos. Follow spelling conventions.
14815 * doc/tm.texi: Follow spelling conventions.
14817 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
14820 * tree-ssa-forwprop.c
14821 (forward_propagate_addr_into_variable_array_index): Remove
14822 the lhs argument. Use the type of def_rhs instead of lhs.
14823 (forward_propagate_addr_expr_1): Update use of
14824 forward_propagate_addr_into_variable_array_index.
14826 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
14827 Nigel Stephens <nigel@mips.com>
14829 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
14830 function attributes, "far" being an alias for "long_call".
14831 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
14832 (mips_near_type_p, mips_far_type_p): New.
14833 (mips_comp_type_attributes): New function to check that attributes
14834 attached to a function type are compatible.
14835 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
14836 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
14837 to the target function of the thunk.
14838 (mips_encode_section_info): Check for "near" and "far" function
14839 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
14841 * config/mips/predicates.md (const_call_insn_operand): Test only
14842 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
14844 * doc/extend.texi (Function Attributes): Document MIPS "near" and
14847 * testsuite/gcc.target/mips/near-far-1.c: New test case.
14848 * testsuite/gcc.target/mips/near-far-2.c: New test case.
14849 * testsuite/gcc.target/mips/near-far-3.c: New test case.
14850 * testsuite/gcc.target/mips/near-far-4.c: New test case.
14852 2007-05-25 Eric Christopher <echristo@apple.com>
14854 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
14855 to x86-darwin configurations.
14856 * config/i386/t-darwin: Add softfp support.
14857 * config/i386/t-darwin64: Ditto.
14858 * config/i386/sfp-machine.h: If mach then don't use
14859 aliasing, emit a stub to call.
14861 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
14863 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
14864 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
14865 tree-predcom.c, tree-ssa-alias-warnings.c,
14866 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
14867 comment typos. Follow spelling conventions.
14868 * doc/cpp.texi, doc/invoke.texi: Fix typos.
14870 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
14873 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
14874 constants into memory. Expand unaligned memory references for
14875 SSE modes via x86_expand_vector_move_misalign() function.
14877 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
14879 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
14880 "memory" attribute for "sseishft" type insn without operands[2].
14882 2007-05-25 Dirk Mueller <dmueller@suse.de>
14883 Marcus Meissner <meissner@suse.de>
14885 * doc/extend.texi (alloc_size): New attribute.
14886 * c-common.c (handle_alloc_size_attribute): New.
14887 * tree-object-size.c (alloc_object_size): Use alloc_size
14888 attribute, if available.
14890 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
14892 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
14894 (__builtin_ia32_vec_ext_v2di): Likewise.
14895 (__builtin_ia32_vec_ext_v4si): Likewise.
14896 (__builtin_ia32_vec_ext_v8hi): Likewise.
14897 (__builtin_ia32_vec_ext_v16qi): Likewise.
14898 (__builtin_ia32_vec_set_v8hi): Likewise.
14900 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
14902 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
14904 2007-05-25 Richard Sandiford <richard@codesourcery.com>
14906 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
14907 (arm_is_longcall_p): Rename to...
14908 (arm_is_long_call_p): ...this. Take a single tree argument and
14910 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
14911 (CUMULATIVE_ARGS): Remove call_cookie.
14912 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
14913 (ENCODED_LONG_CALL_ATTR_P): Delete.
14914 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
14915 LONG_CALL_FLAG_CHAR cases.
14916 (ARM_DECLARE_FUNCTION_SIZE): Delete.
14917 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
14918 ARM_DECLARE_FUNCTION_SIZE.
14919 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
14920 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
14921 (arm_encode_call_attribute, current_file_function_operand): Delete.
14922 (arm_function_in_section_p): New function.
14923 (arm_is_longcall_p): Rename to...
14924 (arm_is_long_call_p): ...this. Take the target function as a single
14925 argument and return a bool. Do not rely on call cookies. Check
14926 whether the target symbol is in the same section as the current
14927 function, not just the same compilation unit.
14928 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
14929 (arm_encode_section_info): Don't encode a call type.
14930 * config/arm/arm.md (call, call_value): Update calls to
14931 arm_is_long(_)call_p. Simplify logic.
14932 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
14933 Update calls to arm_is_long(_)call_p.
14935 2007-05-25 Richard Guenther <rguenther@suse.de>
14937 PR tree-optimization/31982
14938 * tree-ssa-forwprop.c
14939 (forward_propagate_addr_into_variable_array_index): Handle arrays
14940 with element size one.
14942 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14944 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
14945 (umulsi3_highpart): Likewise.
14947 2007-05-24 Ian Lance Taylor <iant@google.com>
14949 PR rtl-optimization/32069
14950 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
14953 2007-05-24 Ollie Wild <aaw@google.com>
14955 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
14958 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
14960 * postreload-gcse.c (reg_changed_after_insn_p): New function.
14961 (oprs_unchanged_p): Use it to check all registers in a REG.
14962 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
14963 (reg_set_between_after_reload_p): Delete.
14964 (reg_used_between_after_reload_p): Likewise.
14965 (reg_set_or_used_since_bb_start): Likewise.
14966 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
14967 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
14968 Use reg_set_between_p instead of reg_set_between_after_reload_p.
14969 * rtlanal.c (reg_set_p): Check whether REG overlaps
14970 regs_invalidated_by_call, rather than just checking the
14971 membership of REGNO (REG).
14973 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
14975 * doc/passes.texi: Document predictive commoning.
14976 * doc/invoke.texi (-fpredictive-commoning): Document.
14977 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
14978 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
14979 adding indices to the generated name.
14980 (schedule_sm): Pass 0 to get_lsm_tmp_name.
14981 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
14982 * tree-pretty-print.c (op_symbol_1): Renamed to ...
14983 (op_symbol_code): ... and exported.
14984 (dump_omp_clause, op_symbol): Use op_symbol_code
14985 instead of op_symbol_1.
14986 * tree-pass.h (pass_predcom): Declare.
14987 * timevar.def (TV_PREDCOM): New timevar.
14988 * tree-ssa-loop.c (run_tree_predictive_commoning,
14989 gate_tree_predictive_commoning, pass_predcom): New.
14990 * tree-data-ref.c (find_data_references_in_loop): Find the
14991 references in dominance order.
14992 (canonicalize_base_object_address): Ensure that the result has
14994 (dr_analyze_innermost): Export.
14995 (create_data_ref): Code to fail for references with invariant
14997 (find_data_references_in_stmt): ... here.
14998 * tree-data-ref.h (dr_analyze_innermost): Declare.
14999 * tree-affine.c: Include tree-gimple.h and hashtab.h.
15000 (aff_combination_find_elt, name_expansion_hash,
15001 name_expansion_eq, tree_to_aff_combination_expand,
15002 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
15004 * tree-affine.h (aff_combination_constant_multiple_p,
15005 tree_to_aff_combination_expand): Declare.
15006 * tree-predcom.c: New file.
15007 * common.opt (fpredictive-commoning): New option.
15008 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
15009 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
15010 * Makefile.in (tree-predcom.o): Add.
15011 (tree-affine.o): Add TREE_GIMPLE_H dependency.
15012 * passes.c (init_optimization_passes): Add dceloop after
15013 copy propagation in loop optimizer. Add predictive commoning
15014 to loop optimizer passes.
15016 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
15018 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
15021 2007-05-24 Jan Hubicka <jh@suse.cz>
15023 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
15025 (genheader): Include statistics.h.
15027 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
15029 * print-rtl.c (flag_dump_unnumbered): Update comments.
15030 (print_rtl): Fix my previous change.
15031 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
15034 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
15036 PR middle-end/32018
15037 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
15039 (thread_through_all_blocks): Call initialize_original_copy_tables
15040 and free_original_copy_tables.
15041 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
15043 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
15044 * cfghooks.c (duplicate_block): Use get_loop_copy.
15045 * cfg.c: Include cfgloop.h.
15046 (loop_copy): New hash table.
15047 (initialize_original_copy_tables): Initialize loop_copy table.
15048 (free_original_copy_tables): Free loop_copy table.
15049 (copy_original_table_clear, copy_original_table_set,
15050 set_loop_copy, get_loop_copy): New functions.
15051 (set_bb_original, set_bb_copy): Use copy_original_table_set.
15052 * cfgloop.h (struct loop): Remove copy field.
15053 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
15054 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
15056 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
15058 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
15059 -msse/-msse2/-msse3.
15061 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
15063 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
15064 __builtin_ia32_vec_set_v2di with MASK_64BIT.
15066 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
15069 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
15070 * targhooks.h (default_mangle_decl_assembler_name): Declare
15072 * targhooks.c (default_mangle_decl_assembler_name): Define
15074 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
15076 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
15077 * langhooks.c (lhd_set_decl_assembler_name): Call
15078 targetm.mangle_decl_assembler_name for names with global scope.
15080 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
15082 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
15083 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
15085 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
15086 New. Factored out of i386_pe_encode_section_info.
15087 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
15088 Move check for prior decoration of stdcall
15089 symbols to i386_pe_encode_section_info.
15090 (i386_pe_encode_section_info): Adjust call to
15091 gen_stdcall_or_fastcall_suffix. Use
15092 i386_pe_maybe_mangle_decl_assembler_name, if needed.
15093 (i386_pe_mangle_decl_assembler_name): New. Wrap
15094 i386_pe_maybe_mangle_decl_assembler_name.
15096 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
15098 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
15099 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
15100 * langhooks.c (get_signed_or_unsigned_type): Don't check for
15101 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
15102 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
15105 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
15106 Nigel Stephens <nigel@mips.com>
15107 Richard Sandiford <richard@codesourcery.com>
15109 Fix up MIPS16 hard float and add support for complex.
15111 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
15112 (TARGET_SOFT_FLOAT_ABI): New.
15113 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
15114 __mips_soft_float to reflect the ABI in use, not whether the
15115 FPU is directly accessible (e.g., in MIPS16 mode).
15116 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
15117 (UNITS_PER_FPVALUE): Likewise.
15119 * config/mips/mips.c (mips_expand_call): Remove redundant
15120 TARGET_MIPS16 check.
15121 (mips_arg_regno): New.
15122 (function_arg_advance): When setting bits in cum->fp_code for
15123 MIPS16, don't subtract 1 from cum->arg_number, since it is now
15125 (function_arg): Use mips_arg_regno.
15126 (mips_return_mode_in_fpr_p): New.
15127 (mips16_call_stub_mode_suffix): New.
15128 (mips16_cfun_returns_in_fpr_p): New.
15129 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
15130 (mips_output_function_prologue): Test mips16_hard_float, not
15131 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
15132 (mips_expand_epilogue): Call MIPS16 helper routines to copy
15133 return value into a floating-point register.
15134 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
15135 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
15136 (mips16_fp_args): Handle MIPS32r2 ISA which supports
15137 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
15138 word of double arguments from or to the high bits of 64-bit
15139 floating point registers.
15140 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
15141 (mips16_fpret_double): New helper function.
15142 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
15143 support for complex modes. Fill in DECL_RESULT for stubdecl.
15144 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
15146 * config/mips/mips16.S
15147 (RET, ARG1, ARG2): New.
15148 (MERGE_GPRf, MERGE_GPRt): New.
15149 (DELAYt, DELAYf): New.
15150 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
15151 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
15152 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
15153 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
15154 (SFOP): Renamed to...
15155 (OPSF3): This, and macro-ified. Updated all uses.
15156 (SFOP2): Renamed to...
15157 (OPSF2): This, and macro-ified. Updated all uses.
15158 (SFCMP): Renamed to...
15159 (CMPSF): This, and macro-ified. Updated all uses.
15160 (SFREVCMP): Renamed to...
15161 (REVCMPSF): This, and macro-ified. Updated all uses.
15162 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
15163 (LDDBL1, LDDBL2, RETDBL): Deleted.
15164 (DFOP): Renamed to...
15165 (OPDF3): This, and macro-ified. Updated all uses.
15166 (DFOP2): Renamed to...
15167 (OPDF2): This, and macro-ified. Updated all uses.
15168 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
15169 (DFCMP): Renamed to...
15170 (CMPDF): This, and macro-ified. Updated all uses.
15171 (DFREVCMP): Renamed to...
15172 (REVCMPDF): This, and macro-ified. Updated all uses.
15173 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
15174 (RET_FUNCTION): New.
15175 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
15176 (__mips16_ret_sc, __mips16_ret_dc): New.
15177 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
15178 STUB_ARGS_6, STUB_ARGS_10): New.
15179 (CALL_STUB_NO_RET): New.
15180 (__mips16_call_stub_1): Macro-ified.
15181 (__mips16_call_stub_5): Macro-ified.
15182 (__mips16_call_stub_2): Macro-ified.
15183 (__mips16_call_stub_6): Macro-ified.
15184 (__mips16_call_stub_9): Macro-ified.
15185 (__mips16_call_stub_10): Macro-ified.
15186 (CALL_STUB_RET): New.
15187 (__mips16_call_stub_sf_0): Macro-ified.
15188 (__mips16_call_stub_sf_1): Macro-ified.
15189 (__mips16_call_stub_sf_5): Macro-ified.
15190 (__mips16_call_stub_sf_2): Macro-ified.
15191 (__mips16_call_stub_sf_6): Macro-ified.
15192 (__mips16_call_stub_sf_9): Macro-ified.
15193 (__mips16_call_stub_sf_10): Macro-ified.
15194 (__mips16_call_stub_df_0): Macro-ified.
15195 (__mips16_call_stub_df_1): Macro-ified.
15196 (__mips16_call_stub_df_5): Macro-ified.
15197 (__mips16_call_stub_df_2): Macro-ified.
15198 (__mips16_call_stub_df_6): Macro-ified.
15199 (__mips16_call_stub_df_9): Macro-ified.
15200 (__mips16_call_stub_df_10): Macro-ified.
15201 (__mips16_call_stub_sc_0): New.
15202 (__mips16_call_stub_sc_1): New.
15203 (__mips16_call_stub_sc_5): New.
15204 (__mips16_call_stub_sc_2): New.
15205 (__mips16_call_stub_sc_6): New.
15206 (__mips16_call_stub_sc_9): New.
15207 (__mips16_call_stub_sc_10): New.
15208 (__mips16_call_stub_dc_0): New.
15209 (__mips16_call_stub_dc_1): New.
15210 (__mips16_call_stub_dc_5): New.
15211 (__mips16_call_stub_dc_2): New.
15212 (__mips16_call_stub_dc_6): New.
15213 (__mips16_call_stub_dc_9): New.
15214 (__mips16_call_stub_dc_10): New.
15216 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
15217 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
15218 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
15220 2007-05-23 Ian Lance Taylor <iant@google.com>
15222 * doc/invoke.texi (Invoking GCC): Document that the order of the
15225 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
15228 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
15229 * config/score/predicate.md (const_pow2, const_npow2): Remove.
15230 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
15234 * config/score/score.c (score_print_operand): Make sure that only
15235 lower bits are used.
15237 2007-05-22 Ian Lance Taylor <iant@google.com>
15239 * tree-vrp.c (avoid_overflow_infinity): New static function,
15240 broken out of set_value_range_to_value.
15241 (set_value_range_to_value): Call avoid_overflow_infinity.
15242 (extract_range_from_assert): Likewise.
15244 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
15246 PR middle-end/31095
15247 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
15248 change the type before looking for a COMPOUND_EXPR.
15250 2007-05-22 Ian Lance Taylor <iant@google.com>
15252 * lower-subreg.c (decompose_multiword_subregs): If we change an
15253 insn, call remove_retval_note on it.
15255 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
15257 * regs.h (end_hard_regno): New function.
15258 (END_HARD_REGNO, END_REGNO): New macros.
15259 (add_to_hard_reg_set): New function.
15260 (remove_from_hard_reg_set): Likewise.
15261 (in_hard_reg_set_p): Likewise.
15262 (overlaps_hard_reg_set_p): Likewise.
15263 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
15264 (note_btr_set): Use END_HARD_REGNO.
15265 * caller-save.c (setup_save_areas): Use end_hard_regno.
15266 (mark_set_regs): Use END_HARD_REGNO.
15267 (add_stored_regs): Use end_hard_regno.
15268 (mark_referenced_regs): Use add_to_hard_reg_set.
15269 * combine.c (update_table_tick): Use END_REGNO.
15270 (record_value_for_reg): Likewise.
15271 (record_dead_and_set_regs): Likewise.
15272 (get_last_value_validate): Likewise.
15273 (use_crosses_set_p): Likewise.
15274 (reg_dead_at_p_1): Likewise.
15275 (reg_dead_at_p): Likewise.
15276 (mark_used_regs_combine): Use add_to_hard_reg_set.
15277 (move_deaths): Use END_HARD_REGNO.
15278 (reg_bitfield_target_p): Use end_hard_regno.
15279 (distribute_notes): Use END_HARD_REGNO.
15280 * cse.c (mention_regs): Use END_REGNO.
15281 (insert): Use add_to_hard_reg_set.
15282 (invalidate): Use END_HARD_REGNO.
15283 (invalidate_for_call): Likewise.
15284 (exp_equiv_p): Use END_REGNO.
15285 (cse_insn): Likewise.
15286 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
15287 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
15288 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
15289 * function.c (keep_stack_depressed): Use end_hard_regno.
15290 * global.c (global_alloc): Use end_hard_regno.
15291 (global_conflicts): Use add_to_hard_reg_set instead of
15293 (find_reg): Likewise.
15294 (mark_reg_store): Likewise.
15295 (mark_reg_conflicts): Likewise.
15296 (mark_reg_death): Use remove_from_hard_reg_set.
15297 (mark_reg_live_nc): Delete.
15298 (set_preference): Use end_hard_regno.
15299 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
15300 remove_from_hard_reg_set.
15301 (post_mark_life): Use add_to_hard_reg_set.
15302 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
15303 (reg_becomes_live): Use add_to_hard_reg_set.
15304 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
15305 (peep2_find_free_register): Use add_to_hard_reg_set.
15306 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
15307 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
15308 * regrename.c (note_sets): Use add_to_hard_reg_set.
15309 (clear_dead_regs): Use remove_from_hard_reg_set.
15310 (regrename_optimize): Use add_to_hard_reg_set.
15311 (find_oldest_value_reg): Use in_hard_reg_set_p.
15312 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
15313 (hard_reg_set_here_p): Use end_hard_regno.
15314 (decompose): Likewise.
15315 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
15316 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
15317 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
15318 (mark_home_live): Use end_hard_regno.
15319 (spill_hard_reg): Likewise.
15320 (clear_reload_reg_in_use): Likewise.
15321 * reorg.c (delete_prior_computation): Use END_REGNO.
15322 * resource.c (update_live_status): Use END_HARD_REGNO.
15323 (mark_referenced_resources): Use add_to_hard_reg_set.
15324 (mark_set_resources): Likewise.
15325 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
15326 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
15327 (reg_overlap_mentioned_p): Likewise.
15328 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
15329 (covers_regno_no_parallel_p): Use END_REGNO.
15330 (find_regno_note): Likewise.
15331 (find_reg_fusage): Use END_HARD_REGNO.
15332 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
15333 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
15335 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
15337 * mode-switching.c (reg_dies): Change type of second argument to
15339 (optimize_mode_switching): Update accordingly.
15341 2007-05-22 Richard Sandiford <richard@codesourcery.com>
15343 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
15345 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
15346 (hard_reg_set_empty_p): ...these new functions.
15347 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
15348 GO_IF_HARD_REG_SUBSET.
15349 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
15350 instead of GO_IF_HARD_REG_EQUAL.
15351 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
15352 instead of GO_IF_HARD_REG_EQUAL.
15353 * global.c (find_reg): Use hard_reg_set_empty_p instead of
15354 GO_IF_HARD_REG_SUBSET.
15355 (modify_reg_pav): Use hard_reg_set_empty_p instead of
15356 GO_IF_HARD_REG_EQUAL.
15357 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
15358 of GO_IF_HARD_REG_SUBSET.
15359 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
15360 instead of GO_IF_HARD_REG_EQUAL.
15361 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
15362 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
15363 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
15364 of GO_IF_HARD_REG_SUBSET,
15365 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
15366 GO_IF_HARD_REG_SUBSET.
15367 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
15368 instead of GO_IF_HARD_REG_EQUAL.
15369 * config/sh/sh.c (push_regs, calc_live_regs): Use
15370 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
15371 (hard_regs_intersect_p): Delete.
15373 2007-05-22 Janis Johnson <janis187@us.ibm.com>
15375 * doc/sourcebuild.texi (Test Directives) Add dg-message.
15377 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
15378 Richard Henderson <rth@redhat.com>
15380 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
15382 (x86_64-*-*): Likewise.
15384 * i386/i386-modes.def (V2QI): New.
15386 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
15388 (override_options): Support SSE4.1.
15389 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
15390 (IX86_BUILTIN_BLENDPS): Likewise.
15391 (IX86_BUILTIN_BLENDVPD): Likewise.
15392 (IX86_BUILTIN_BLENDVPS): Likewise.
15393 (IX86_BUILTIN_PBLENDVB128): Likewise.
15394 (IX86_BUILTIN_PBLENDW128): Likewise.
15395 (IX86_BUILTIN_DPPD): Likewise.
15396 (IX86_BUILTIN_DPPS): Likewise.
15397 (IX86_BUILTIN_INSERTPS128): Likewise.
15398 (IX86_BUILTIN_MOVNTDQA): Likewise.
15399 (IX86_BUILTIN_MPSADBW128): Likewise.
15400 (IX86_BUILTIN_PACKUSDW128): Likewise.
15401 (IX86_BUILTIN_PCMPEQQ): Likewise.
15402 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
15403 (IX86_BUILTIN_PMAXSB128): Likewise.
15404 (IX86_BUILTIN_PMAXSD128): Likewise.
15405 (IX86_BUILTIN_PMAXUD128): Likewise.
15406 (IX86_BUILTIN_PMAXUW128): Likewise.
15407 (IX86_BUILTIN_PMINSB128): Likewise.
15408 (IX86_BUILTIN_PMINSD128): Likewise.
15409 (IX86_BUILTIN_PMINUD128): Likewise.
15410 (IX86_BUILTIN_PMINUW128): Likewise.
15411 (IX86_BUILTIN_PMOVSXBW128): Likewise.
15412 (IX86_BUILTIN_PMOVSXBD128): Likewise.
15413 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
15414 (IX86_BUILTIN_PMOVSXWD128): Likewise.
15415 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
15416 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
15417 (IX86_BUILTIN_PMOVZXBW128): Likewise.
15418 (IX86_BUILTIN_PMOVZXBD128): Likewise.
15419 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
15420 (IX86_BUILTIN_PMOVZXWD128): Likewise.
15421 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
15422 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
15423 (IX86_BUILTIN_PMULDQ128): Likewise.
15424 (IX86_BUILTIN_PMULLD128): Likewise.
15425 (IX86_BUILTIN_ROUNDPD): Likewise.
15426 (IX86_BUILTIN_ROUNDPS): Likewise.
15427 (IX86_BUILTIN_ROUNDSD): Likewise.
15428 (IX86_BUILTIN_ROUNDSS): Likewise.
15429 (IX86_BUILTIN_PTESTZ): Likewise.
15430 (IX86_BUILTIN_PTESTC): Likewise.
15431 (IX86_BUILTIN_PTESTNZC): Likewise.
15432 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
15433 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
15434 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
15435 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
15436 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
15437 (bdesc_ptest): New.
15438 (bdesc_sse_3arg): Likewise.
15439 (bdesc_2arg): Likewise.
15440 (bdesc_1arg): Likewise.
15441 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
15443 (ix86_expand_sse_4_operands_builtin): New.
15444 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
15445 smaller than 8 bits as the 2nd arg.
15446 (ix86_expand_sse_ptest): New.
15447 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
15448 (ix86_expand_vector_set): Support SSE4.1.
15449 (ix86_expand_vector_extract): Likewise.
15451 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
15452 __SSE4_1__ for -msse4.1.
15454 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
15455 (UNSPEC_INSERTPS): Likewise.
15456 (UNSPEC_DP): Likewise.
15457 (UNSPEC_MOVNTDQA): Likewise.
15458 (UNSPEC_MPSADBW): Likewise.
15459 (UNSPEC_PHMINPOSUW): Likewise.
15460 (UNSPEC_PTEST): Likewise.
15461 (UNSPEC_ROUNDP): Likewise.
15462 (UNSPEC_ROUNDS): Likewise.
15464 * config/i386/i386.opt (msse4.1): New for SSE4.1.
15466 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
15467 (const_pow2_1_to_32768_operand): Likewise.
15469 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
15472 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
15474 (sse4_1_insertps): Likewise.
15475 (*sse4_1_extractps): Likewise.
15476 (sse4_1_ptest): Likewise.
15477 (sse4_1_mulv2siv2di3): Likewise.
15478 (*sse4_1_mulv4si3): Likewise.
15479 (*sse4_1_smax<mode>3): Likewise.
15480 (*sse4_1_umax<mode>3): Likewise.
15481 (*sse4_1_smin<mode>3): Likewise.
15482 (*sse4_1_umin<mode>3): Likewise.
15483 (sse4_1_eqv2di3): Likewise.
15484 (*sse4_1_pinsrb): Likewise.
15485 (*sse4_1_pinsrd): Likewise.
15486 (*sse4_1_pinsrq): Likewise.
15487 (*sse4_1_pextrb): Likewise.
15488 (*sse4_1_pextrb_memory): Likewise.
15489 (*sse4_1_pextrw_memory): Likewise.
15490 (*sse4_1_pextrq): Likewise.
15491 (sse4_1_blendpd): Likewise.
15492 (sse4_1_blendps): Likewise.
15493 (sse4_1_blendvpd): Likewise.
15494 (sse4_1_blendvps): Likewise.
15495 (sse4_1_dppd): Likewise.
15496 (sse4_1_dpps): Likewise.
15497 (sse4_1_movntdqa): Likewise.
15498 (sse4_1_mpsadbw): Likewise.
15499 (sse4_1_packusdw): Likewise.
15500 (sse4_1_pblendvb): Likewise.
15501 (sse4_1_pblendw): Likewise.
15502 (sse4_1_phminposuw): Likewise.
15503 (sse4_1_extendv8qiv8hi2): Likewise.
15504 (*sse4_1_extendv8qiv8hi2): Likewise.
15505 (sse4_1_extendv4qiv4si2): Likewise.
15506 (*sse4_1_extendv4qiv4si2): Likewise.
15507 (sse4_1_extendv2qiv2di2): Likewise.
15508 (*sse4_1_extendv2qiv2di2): Likewise.
15509 (sse4_1_extendv4hiv4si2): Likewise.
15510 (*sse4_1_extendv4hiv4si2): Likewise.
15511 (sse4_1_extendv2hiv2di2): Likewise.
15512 (*sse4_1_extendv2hiv2di2): Likewise.
15513 (sse4_1_extendv2siv2di2): Likewise.
15514 (*sse4_1_extendv2siv2di2): Likewise.
15515 (sse4_1_zero_extendv8qiv8hi2): Likewise.
15516 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
15517 (sse4_1_zero_extendv4qiv4si2): Likewise.
15518 (*sse4_1_zero_extendv4qiv4si2): Likewise.
15519 (sse4_1_zero_extendv2qiv2di2): Likewise.
15520 (*sse4_1_zero_extendv2qiv2di2): Likewise.
15521 (sse4_1_zero_extendv4hiv4si2): Likewise.
15522 (*sse4_1_zero_extendv4hiv4si2): Likewise.
15523 (sse4_1_zero_extendv2hiv2di2): Likewise.
15524 (*sse4_1_zero_extendv2hiv2di2): Likewise.
15525 (sse4_1_zero_extendv2siv2di2): Likewise.
15526 (*sse4_1_zero_extendv2siv2di2): Likewise.
15527 (sse4_1_roundpd): Likewise.
15528 (sse4_1_roundps): Likewise.
15529 (sse4_1_roundsd): Likewise.
15530 (sse4_1_roundss): Likewise.
15531 (mulv4si3): Don't expand for SSE4.1.
15532 (smax<mode>3): Likewise.
15533 (umaxv4si3): Likewise.
15534 (uminv16qi3): Likewise.
15535 (umin<mode>3): Likewise.
15536 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
15538 * doc/extend.texi: Document SSE4.1 built-in functions.
15540 * doc/invoke.texi: Document -msse4.1.
15542 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
15544 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
15545 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
15546 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
15547 (ASM_SPEC): Add asm_pcrel_spec.
15548 (EXTRA_SPECS): Add asm_pcrel_spec.
15550 2007-05-21 David Daney <ddaney@avtrex.com>
15552 * doc/install.texi (Building a cross compiler): Add requirements
15553 for Java cross compiler.
15555 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
15557 PR middle-end/31995
15558 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
15559 Add loopno argument. Use evolution_function_is_invariant_rec_p
15560 instead of evolution_function_is_constant_p.
15561 Update calls to evolution_function_is_affine_multivariate_p.
15562 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
15563 Add loopno argument.
15564 * tree-scalar-evolution.c (gather_chrec_stats): Call
15565 evolution_function_is_affine_multivariate_p with a loop
15567 * tree-data-ref.c (analyze_miv_subscript): Likewise.
15568 (analyze_overlapping_iterations): Likewise.
15569 (access_functions_are_affine_or_constant_p): Likewise.
15570 (build_classic_dist_vector_1): If the access functions
15571 are equal, don't do anything.
15573 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
15574 Paolo Carlini <pcarlini@suse.de>
15575 Uros Bizjak <ubizjak@gmail.com>
15577 * c-cppbuiltin.c (c_cpp_builtins): Define
15578 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
15579 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
15580 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
15581 * doc/cpp.texi ([Standard Predefined Macros]): Document.
15583 2007-05-21 Mike Stump <mrs@apple.com>
15585 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
15587 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
15589 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
15591 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
15592 implementation if __OPTIMIZE__ is not defined.
15593 (_mm_alignr_pi8): Ditto.
15594 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
15595 (_mm_inserti_si64): Ditto.
15596 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
15597 (_mm_slli_epi16): Ditto.
15598 (_mm_slli_epi32): Ditto.
15599 (_mm_slli_epi64): Ditto.
15600 (_mm_srai_epi16): Ditto.
15601 (_mm_srai_epi32): Ditto.
15602 (_mm_srli_si128): Ditto.
15603 (_mm_slli_si128): Ditto.
15604 (_mm_srli_epi16): Ditto.
15605 (_mm_srli_epi32): Ditto.
15606 (_mm_srli_epi64): Ditto.
15607 (_mm_extract_epi16): Ditto.
15608 (_mm_insert_epi16): Ditto.
15609 (_mm_shufflehi_epi16): Ditto.
15610 (_mm_shufflelo_epi16): Ditto.
15611 (_mm_shuffle_epi32): Ditto.
15612 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
15613 (_m_pextrw): Ditto.
15614 (_mm_insert_pi16): Ditto.
15615 (_m_pinsrw): Ditto.
15616 (_mm_shuffle_pi16): Ditto.
15617 (_m_pshufw): Ditto.
15618 (_mm_shufle_ps): Ditto.
15619 (_mm_prefetch): Ditto.
15621 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
15623 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
15624 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
15625 * real.c (encode_i370_single, decode_i370_single,
15626 encode_i370_double, decode_i370_double): Functions removed.
15627 (i370_single_format, i370_double_format): Initializations removed.
15628 (real_maxval, round_for_format, exact_real_truncate, significand_size):
15629 Consider the log2_b field to always be one.
15630 (ieee_single_format, mips_single_format, coldfire_single_format,
15631 ieee_double_format, mips_double_format, coldfire_double_format,
15632 ieee_extended_motorola_format, ieee_extended_intel_96_format,
15633 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
15634 ibm_extended_format, mips_extended_format, ieee_quad_format,
15635 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
15636 decimal_single_format, decimal_double_format, decimal_quad_format,
15637 c4x_single_format, c4x_extended_format, real_internal_format): Remove
15638 initialization of log2_b.
15639 * real.h (i370_single_format, i370_double_format): Declarations
15641 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
15642 field to always be one.
15644 2007-05-21 Andreas Schwab <schwab@suse.de>
15646 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
15647 NOTE_INSN_BASIC_BLOCK_P.
15648 (process_for_unwind_directive): Likewise.
15650 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
15652 * builtins.c (expand_builtin_setjmp_setup): Update comment.
15653 * function.h (struct function): Move va_list_gpr_size,
15654 va_list_fpr_size, function_frequency to front of bitfields. Add
15656 (current_function_calls_unwind_init): New.
15657 * except.c (expand_builtin_unwind_init): Set
15658 current_function_calls_unwind_init not
15659 current_function_has_nonlocal_label.
15660 * reload1.c (has_nonexceptional_receiver): New.
15661 (reload): Use it and current_function_calls_unwind_init to
15662 determine whether call-saved regs must be saved.
15664 2007-05-20 Jan Hubicka <jh@suse.cz>
15666 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
15667 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
15668 * ddg.c (create_ddg): LIkewise.
15669 * final.c (final): Remove hunk moving line number notes around since
15670 they are no longer present at this stage.
15671 (final_scan_insn): Use NOTE_KIND instead of
15672 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
15673 (output_asm_label): Likewise.
15674 * reorg.c (dbr_schedule): Likewise.
15675 * haifa-sched.c (unlink_other_notes): Likewise.
15676 * mode-switching.c (optimize_mode_switching): Likewise.
15677 * graph.c (start_bb): Likewise.
15678 * rtl.def (NOTE): Update description.
15679 * jump.c (squeeze_notes): Delete.
15680 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
15681 NOTE_INSN_BASIC_BLOCK_P when possible.
15682 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
15683 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
15684 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
15685 (dwarf2out_var_location): Likewise.
15686 * cfgbuild.c (make_edges): Likewise.
15687 (find_basic_blocks_1): Likewise.
15688 * function.c (reorder_blocks_1): Likewise.
15689 (epilogue_done): Likewise.
15690 (reposition_prologue_and_epilogue_notes): Likewise.
15691 * print-rtl.c (print_rtx): Likewise; drop code for printing
15693 (print_rtl): Likewise.
15694 (print_rtl_single): Likewise.
15695 * gcse.c (insert_insn_start_bb): Likewise.
15696 * alias.c (init_alias_analysis): Likewise.
15697 * calls.c (fixup_tail_calls): Likewise.
15698 * except.c (sjlj_emit_function_enter): Likewise.
15699 * emit-rtl.c (add_insn_after): Likeiwse.
15700 (emit_label_before): Likewise.
15701 (emit_label_after): Likewise.
15702 (emit_note_before, emit_note_after, emit_note): Update
15703 parameter to be enum insn_note; do not deal with source
15705 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
15706 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
15708 (merge_blocks_move_successor_nojumps): Simplify now when
15709 we don't have BLOCK notes.
15710 (try_optimize_cfg): Likewise.
15711 * cfglayout.c (skip_insns_after_block): Likewise.
15712 (record_effective_endpoints): Likewise.
15713 (duplicate_insn_chain): Likewise.
15714 * varasm.c (output_constant_pool_1): Likewise.
15715 * sched-deps.c (sched_analyze): Likewise.
15716 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
15718 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
15719 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
15720 (SET_INSN_DELETED): Simplify.
15721 (NOTE_LINE_NUMBER): Exterminate.
15722 (NOTE_LINE_KIND): New.
15723 (NOTE_INSN_BASIC_BLOCK_P): Update.
15724 (enum insn_note): Simplify.
15725 (GET_NOTE_INSN_NAME) Simplify.
15726 (emit_note_before, emit_note_after, emit_note): Update prototype.
15727 (squeeze_notes): Remove.
15728 * sched-int.h (NOTE_NOT_BB_P): Update.
15729 * resource.c (mark_target_live_regs): Update.
15730 * sched-rgn.c (debug_dependencies): Update.
15731 * sched-vis.c (print_insn): Update.
15732 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
15733 * config/i386/i386.c (ix86_output_function_epilogue): Update.
15734 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
15735 (TARGET_ADJUST_UNROLL_MAX): Likewise.
15736 (split_branches): Update.
15737 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
15739 (sh_adjust_unroll_max): Exterminate.
15740 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
15741 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
15742 (m68hc11_reorg): Likewise.
15743 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
15744 (emit_predicate_relation_info): Update.
15745 (process_for_unwind_directive): Update.
15746 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
15747 (output_call): Update.
15748 * config/pa/pa.c (output_lbranch): Update.
15749 (output_millicode_call): Update.
15750 (output_call): Update.
15751 (pa_combine_instructions): Update.
15752 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
15753 * config/bfin/bfin.c (gen_one_bundle): Update.
15754 * cfgrtl.c (can_delete_note_p): Update.
15755 (delete_insn): Update.
15756 (rtl_merge_blocks): Update.
15757 (commit_one_edge_insertion): Update.
15758 (rtl_verify_flow_info): Update.
15759 * stmt.c (expand_case): Do not call squeeze_notes.
15761 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15768 * c.opt (Wtype-limits): New.
15769 * doc/invoke.texi (Wtype-limits): Document it.
15770 (Wextra): Enabled by -Wextra.
15771 * c-opts.c (c_common_post_options): Enabled by -Wextra.
15772 * c-common.c (shorten_compare): Warn with Wtype-limits.
15774 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
15776 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
15777 inlined function, not as a macro.
15778 (_mm_alignr_pi8): Ditto.
15779 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
15780 (_mm_inserti_si64): Ditto.
15781 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
15782 (_mm_extract_epi16): Ditto.
15783 (_mm_insert_epi16): Ditto.
15784 (_mm_shufflehi_epi16): Ditto.
15785 (_mm_shufflelo_epi16): Ditto.
15786 (_mm_shuffle_epi32): Ditto.
15787 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
15788 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
15790 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
15792 (_m_to_float): Use C89 compatible assignment.
15794 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
15797 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
15799 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15802 * doc/invoke.texi (Wreturn-type): Complete description.
15803 (Wextra): Delete item about return-type warning.
15804 * c-decl.c: Delete redundant Wextra warning.
15806 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
15809 * config/i386/pmmintrin.h: Do not include xmmintrin.h
15810 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
15811 inlined function, not as a macro.
15812 (_mm_prefetch): Ditto.
15813 (_m_pextrw): Ditto.
15814 (_mm_insert_pi16): Ditto.
15815 (_m_pinsrw): Ditto.
15816 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
15817 (_m_pshufw): Ditto. Add const to __N argument.
15818 (_mm_shufle_ps): Ditto. Add const to __mask argument.
15819 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
15820 (_mm_slli_epi32): Ditto.
15821 (_mm_srli_si128): Implement as always inlined function, not as a
15822 macro. Add __inline to function declaration.
15823 (_mm_slli_si128): Ditto.
15825 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
15827 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
15828 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
15830 (struct fenv): New structure.
15831 (FP_HANDLE_EXCEPTIONS): New define.
15832 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
15833 (_FP_DECL_EXP): New define.
15834 (FP_INIT_ROUNDMODE): New define.
15835 (FP_ROUNDMODE): New define.
15837 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15839 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
15840 (Wconversion): Update description.
15841 (Wconversion-sign): New.
15842 * c.opt (Wconversion-sign): New.
15843 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
15844 means disabled for C++. Otherwise, take the status of Wconversion.
15845 * c-common.c (conversion_warning): Warn with either Wconversion or
15847 (warnings_for_convert_and_check): Conditions are already checked by
15848 conversion_warning.
15849 (convert_and_check): Don't check warnings if the conversion failed.
15851 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
15852 Anatoly Sokolov <aesok@dol.ru>
15854 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
15855 avr_epilogue_uses) : Add declaration.
15856 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
15857 * config/avr/constraints.md (R): New constraint.
15858 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
15859 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
15860 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
15861 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
15862 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
15863 call_prologue_saves, epilogue_restores, return_from_epilogue,
15864 return_from_main_epilogue, return_from_interrupt_epilogue,
15865 return_from_naked_epilogue, prologue, epilogue): New patterns.
15866 (jump): Handle symbol reference.
15867 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
15868 avr_output_function_prologue, avr_output_function_epilogue): Remove
15870 (avr_init_machine_status, expand_prologue, expand_epilogue,
15871 avr_asm_function_end_prologue, avr_epilogue_uses,
15872 avr_asm_function_begin_epilogue): New functions.
15873 (prologue_size, epilogue_size, jump_tables_size): Remove global
15875 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
15876 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
15877 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
15878 (avr_override_options): Initialise init_machine_status.
15879 (output_movhi): Handle all stack pointer loads.
15880 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
15881 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
15882 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
15883 (EPILOGUE_USES) Redefine.
15884 (machine_function) Declare.
15886 2007-05-19 Richard Sandiford <richard@codesourcery.com>
15888 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
15889 Use a single return statement.
15891 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15893 PR middle-end/30250
15894 * builtins.c (do_mpfr_lgamma_r): New.
15895 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
15896 * tree.h (CASE_FLT_FN_REENT): New.
15898 2007-05-18 Geoffrey Keating <geoffk@apple.com>
15900 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
15901 (output_die): Use 'unsigned long' with %x.
15902 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
15903 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
15904 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
15906 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
15908 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
15913 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
15914 true if function has no argument.
15916 2007-05-18 DJ Delorie <dj@redhat.com>
15918 * config/mips/mips.c (mips_offset_within_alignment_p): New.
15919 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
15921 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
15923 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
15924 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
15925 count_trailing_zeros.
15926 (__i386__): Implement count_leading_zeros using __builtin_clz().
15927 Implement count_trailing_zeros usign __builtin_ctz().
15929 2007-05-18 Richard Sandiford <richard@codesourcery.com>
15931 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
15933 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
15935 PR middle-end/31344
15936 * expr.c (emit_move_change_mode): Change mode of push operands here.
15938 2007-05-17 Ian Lance Taylor <iant@google.com>
15940 PR tree-optimization/31953
15941 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
15942 Change all callers.
15943 (set_value_range_to_null): Call set_value_range_to_value.
15944 (extract_range_from_comparison): Likewise.
15946 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15948 * toplev.c (print_version): Output GMP/MPFR version info.
15950 * builtins.c (CASE_MATHFN_REENT): New macro.
15951 (mathfn_built_in): Use it.
15952 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
15953 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
15954 BUILT_IN_LGAMMAL_R): New.
15955 * doc/extend.texi: Document new builtins.
15957 PR middle-end/31796
15958 * builtins.c (do_mpfr_remquo): New.
15959 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
15960 (fold_builtin_3): Handle BUILT_IN_REMQUO.
15962 PR middle-end/30251
15963 * builtins.c (fold_builtin_1): Handle y0, y1.
15964 (fold_builtin_2): Handle yn.
15966 PR middle-end/30251
15967 * builtins.c (do_mpfr_bessel_n): New.
15968 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
15969 (fold_builtin_2): Handle BUILT_IN_JN.
15971 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
15974 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
15975 TYPE_PRECISION (intmax_type_node).
15977 2007-05-17 Steve Ellcey <sje@cup.hp.com>
15980 * reload.c (subst_reloads): Remove checking.
15982 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
15984 PR rtl-optimization/31691
15985 * combine.c (simplify_set): Build a new src pattern instead of
15986 substituting its operands in the COMPARE case.
15988 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
15990 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
15991 (execute_vrp): Preserve loops through jump threading.
15992 * tree-ssa-threadupdate.c (thread_single_edge,
15993 dbds_continue_enumeration_p, determine_bb_domination_status,
15994 thread_through_loop_header): New functions.
15995 (create_edge_and_update_destination_phis,
15996 create_edge_and_update_destination_phis): Set loops for the new blocks.
15997 (prune_undesirable_thread_requests): Removed.
15998 (redirect_edges): Do not pretend that redirect_edge_and_branch can
16000 (thread_block): Do not call prune_undesirable_thread_requests.
16002 (mark_threaded_blocks): Select edges to thread here.
16003 (thread_through_all_blocks): Take may_peel_loop_headers argument.
16004 Thread edges through loop headers independently.
16005 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
16006 * tree-pass.h (TODO_mark_first_instance): New.
16007 (first_pass_instance): Declare.
16008 * cfghooks.c (duplicate_block): Put the block to the original loop
16009 if copy is not specified.
16010 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
16011 jump threading. Pass may_peel_loop_headers to
16012 thread_through_all_blocks according to first_pass_instance.
16013 * cfgloop.h (create_preheader): Declare.
16014 * tree-flow.h (thread_through_all_blocks): Declaration changed.
16015 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
16016 * passes.c (first_pass_instance): New variable.
16017 (next_pass_1): Set TODO_mark_first_instance.
16018 (execute_todo): Set first_pass_instance.
16020 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
16022 PR tree-optimization/24659
16023 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
16024 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
16025 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
16026 OTI_vec_pack_ufix_trunc.
16027 (vec_unpacks_float_hi_optab): Define new macro.
16028 (vec_unpacks_float_lo_optab): Ditto.
16029 (vec_unpacku_float_hi_optab): Ditto.
16030 (vec_unpacku_float_lo_optab): Ditto.
16031 (vec_pack_sfix_trunc_optab): Ditto.
16032 (vec_pack_ufix_trunc_optab): Ditto.
16033 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
16034 and vec_pack_[s|u]fix_trunc_optab using
16035 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
16036 * tree-vectorizer.c (supportable_widening_operation): Handle
16037 FLOAT_EXPR and CONVERT_EXPR. Update comment.
16038 (supportable_narrowing_operation): New function.
16039 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
16040 * tree-vect-transform.c (vectorizable_conversion): Handle
16041 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
16042 (vect_gen_widened_results_half): Move before vectorizable_conversion.
16043 (vectorizable_type_demotion): Call supportable_narrowing_operation()
16044 to check for target support.
16045 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
16046 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
16047 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
16048 for VEC_PACK_FIX_TRUNC_EXPR.
16049 (expand_binop): Special case mode of the result for
16050 vec_pack_[u|s]fix_trunc_optab.
16051 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
16052 vec_pack_[u|s]fix_trunc_optab.
16054 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
16055 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
16056 * tree-pretty-print.c (dump_generic_node): Handle
16057 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
16058 VEC_PACK_FIX_TRUNC_EXPR.
16060 * expr.c (expand_expr_real_1): Ditto.
16061 * tree-inline.c (estimate_num_insns_1): Ditto.
16062 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
16064 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
16065 (vec_unpacks_float_lo_v8hi): Ditto.
16066 (vec_unpacku_float_hi_v8hi): Ditto.
16067 (vec_unpacku_float_lo_v8hi): Ditto.
16068 (vec_unpacks_float_hi_v4si): Ditto.
16069 (vec_unpacks_float_lo_v4si): Ditto.
16070 (vec_pack_sfix_trunc_v2df): Ditto.
16072 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
16074 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
16075 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
16076 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
16077 [vec_pack_ufix_trunc]: Ditto.
16078 [vec_unpacks_float_hi]: Ditto.
16079 [vec_unpacks_float_lo]: Ditto.
16080 [vec_unpacku_float_hi]: Ditto.
16081 [vec_unpacku_float_lo]: Ditto.
16083 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
16085 * soft-fp/README: Update for new files.
16086 * soft-fp/floattisf.c: New file.
16087 * soft-fp/floattidf.c: New file.
16088 * soft-fp/floattitf.c: New file.
16089 * soft-fp/floatuntisf.c: New file.
16090 * soft-fp/floatuntidf.c: New file.
16091 * soft-fp/floatuntitf.c: New file.
16092 * soft-fp/fixsfti.c: New file.
16093 * soft-fp/fixdfti.c: New file.
16094 * soft-fp/fixtfti.c: New file.
16095 * soft-fp/fixunssfti.c: New file.
16096 * soft-fp/fixunsdfti.c: New file.
16097 * soft-fp/fixunstfti.c: New file.
16098 * soft-fp/extendxftf.c: New file.
16099 * soft-fp/trunctfxf.c: New file.
16101 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
16102 (__trunctfxf2): Ditto.
16104 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
16105 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
16106 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
16107 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
16108 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
16109 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
16111 * config/i386/t-fprules-softfp64: New file.
16112 * config/i386/sfp-machine.h: New file.
16113 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
16114 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
16115 and soft-fp/t-softfp to tmake_file.
16116 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
16117 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
16119 * config/i386/t-linux64 (softfp_wrap_start): New.
16120 (softfp_wrap_end): New.
16121 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
16122 supported for TARGET_64BIT.
16124 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
16126 * c-common.c (c_common_signed_or_unsigned_type): Emulate
16127 c_common_unsigned_type behavior.
16129 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
16131 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
16134 2007-05-16 Eric Christopher <echristo@apple.com>
16136 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
16137 saving after stack push. Set sp_offset whenever we push.
16138 (rs6000_emit_epilogue): Move altivec register restore before
16141 2007-05-16 Richard Sandiford <richard@codesourcery.com>
16143 * configure.ac: Allow sysroots to be relocated under $prefix as
16144 well as $exec_prefix.
16145 * configure: Regenerate.
16147 2007-05-16 Richard Sandiford <richard@codesourcery.com>
16151 2007-05-12 Richard Sandiford <richard@codesourcery.com>
16153 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
16154 (gcc_tooldir): Likewise.
16155 * configure: Regenerate.
16156 * Makefile.in (libsubdir_to_prefix): New variable, based on the
16157 old configure.ac gcc_tooldir setting.
16158 (prefix_to_exec_prefix): New variable.
16159 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
16160 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
16162 2007-05-14 Janis Johnson <janis187@us.ibm.com>
16164 * c-typeck.c (build_binary_op): Return early for error.
16166 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
16168 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
16169 struct nb_iter_bound.
16170 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
16171 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
16172 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
16173 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
16174 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
16175 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
16176 (del_scev_info): Use ggc_free.
16177 (scev_initialize): Allocate scalar_evolution_info in gc memory.
16178 * loop-init.c: Include ggc.h.
16179 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
16180 (loop_optimizer_finalize): Use ggc_free.
16181 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
16182 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
16183 pass_iv_optimize): Add TODO_ggc_collect.
16184 * function.h (struct function): Remove skip marker from
16186 * cfgloop.c: Include ggc.h.
16187 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
16189 (establish_preds): Vector superloops is gc allocated.
16190 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
16192 (flow_loops_find): Vector larray is gc allocated.
16193 (loop_exit_free): Use ggc_free.
16194 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
16195 that head of exits list is now not a part of struct loop.
16196 (record_loop_exits): Allocate exits table in gc memory.
16197 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
16198 that head of exits list is now not a part of struct loop.
16199 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
16200 struct loop_exit): Add GTY marker.
16201 (struct loop): Add GTY marker. Make superloops vector gc allocated.
16202 Add skip marker to aux field. Make head of exits list a separate
16204 (struct loops): Add GTY marker. Make larray vector gc allocated.
16205 Add param marker to exits table.
16206 (get_loops): Type changed.
16207 * Makefile.in (tree-scalar-evolution.o): Add
16208 gt-tree-scalar-evolution.h dependency.
16209 (cfgloop.o, loop-init.o): Add ggc.h dependency.
16210 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
16211 * basic-block.h (struct basic_block_def): Remove skip marker from
16214 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
16216 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
16217 of 0 in the call to expand_expr().
16218 (expand_builtin_mathfn_3): Ditto.
16219 (expand_builtin_interclass_mathfn): Ditto.
16220 (expand_builtin_cexpi): Ditto.
16221 (expand_builtin_int_roundingfn): Ditto.
16222 (expand_builtin_int_roundingfn_2): Ditto.
16223 (expand_builtin_pow): Ditto.
16224 (expand_builtin_powi): Ditto.
16225 (expand_builtin_bswap): Ditto.
16226 (expand_builtin_unop): Ditto.
16227 (expand_builtin_fabs): Ditto.
16228 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
16229 the call to expand_expr().
16230 (expand_builtin_sync_operation): Ditto.
16231 (expand_builtin_compare_and_swap): Ditto.
16232 (expand_builtin_lock_test_and_set): Ditto.
16233 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
16234 instead of 0 in the call to expand_expr().
16235 (expand_builtin_extract_return_addr): Ditto.
16236 (expand_builtin_eh_return): Ditto.
16237 (expand_eh_return): Ditto.
16238 * explow.c (expr_size): Ditto.
16239 * expr.c (optimize_bitfield_assignment_op): Ditto.
16240 (expand_assignement): Ditto.
16241 (store_expr): Ditto.
16242 (store_field): Ditto.
16243 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
16244 the call to expand_expr().
16245 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
16246 in the call to expand_expr().
16247 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
16248 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
16249 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
16251 * optabs.c (expand_vec_shift_expr): Ditto.
16252 (expand_vec_cond_expr): Ditto.
16253 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
16254 call to expand_expr().
16255 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
16256 in the call to expand_expr().
16258 2007-05-14 Dave Korn <dave.korn@artimi.com>
16260 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
16262 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
16264 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
16265 instead of c_common_unsigned_type.
16266 (c_common_unsigned_type): Remove.
16267 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
16268 c_common_unsigned_type.
16269 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
16270 c_common_unsigned_type.
16271 * c-common.h (c_common_unsigned_type): Remove.
16272 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
16273 c_common_unsigned_type.
16274 * c-format.c (check_format_types): Use unsigned_type_for instead of
16275 c_common_unsigned_type.
16276 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
16277 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
16278 of c_common_unsigned_type.
16279 * convert.c (convert_to_integer): Use unsigned_type_for instead of
16280 lang_hooks.types.unsigned_type.
16281 * expmed.c (make_tree): Use unsigned_type_for instead of
16282 lang_hooks.types.unsigned_type.
16283 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
16284 lang_hooks.types.unsigned_type.
16285 (build_range_check): Likewise.
16286 (fold_unary): Likewise.
16287 (fold_binary): Likewise.
16288 (fold_ternary): Likewise.
16289 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
16290 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
16291 * tree.c (get_unsigned_type): New.
16292 (unsigned_type_for): Use get_unsigned_type instead of
16293 lang_hooks.types.unsigned_type.
16295 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
16297 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
16298 to m68k_get_function_kind. Update its prototype.
16299 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
16301 (m68k_interrupt_function_p): Return enum m68k_function_type
16302 instead of bool. Rename to m68k_get_function_kind.
16303 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
16304 target is not fido.
16305 (m68k_compute_frame_layout): Don't mark any register for save
16306 if an interrupt_thread attribute is specified.
16307 (m68k_hard_regno_rename_ok): Update a use of
16308 m68k_interrupt_function_p.
16309 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
16310 m68k_interrupt_function_p.
16311 (m68k_function_type): New.
16312 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
16313 for a function with an interrupt_thread attribute.
16314 * doc/extend.texi: Document the interrupt_thread attribute.
16316 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
16318 Fix PR tree-optimization/31911
16319 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
16320 if they didn't change the expression.
16322 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
16324 * tree-scalar-evolution.c (resolve_mixers): Exported.
16325 * tree-scalar-evolution.h (resolve_mixers): Declare.
16326 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
16327 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
16328 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
16329 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
16330 init_array_ref, init_pointer_ref, analyze_indirect_ref,
16331 strip_conversion, analyze_offset_expr, address_analysis,
16332 object_analysis, analyze_offset): Removed.
16333 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
16334 split_constant_offset, canonicalize_base_object_address,
16335 object_address_invariant_in_loop_p, disjoint_objects_p,
16336 dr_may_alias_p, dr_address_invariant_p): New functions.
16337 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
16338 and dr_analyze_alias.
16339 (initialize_data_dependence_relation): Use dr_may_alias_p
16340 and object_address_invariant_in_loop_p.
16341 (compute_self_dependence): Handle the case when
16342 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
16343 (find_data_references_in_stmt): Restrict the analysis of data
16344 references to the given loop nest.
16345 (find_data_references_in_loop): Made static. Pass loop nest to
16346 find_data_references_in_stmt.
16347 (compute_data_dependences_for_loop): Use DR_VOPS.
16348 (free_data_ref): Free DR_VOPS.
16349 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
16350 (struct innermost_loop_behavior): ... new.
16351 (struct base_object_info): Replaced by ...
16352 (struct indices): ... new.
16353 (struct dr_alias): New.
16354 (enum data_ref_type): Removed.
16355 (struct data_reference): Consist of struct innermost_loop_behavior,
16356 struct indices and struct dr_alias.
16357 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
16358 (DR_MEMTAG): Renamed to ...
16359 (DR_SYMBOL_TAG): ... this.
16360 (find_data_references_in_loop): Declaration removed.
16361 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
16362 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
16363 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
16364 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
16366 2007-05-13 Revital Eres <eres@il.ibm.com>
16368 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
16369 which walks virtual def-use chains to find redundant stores.
16370 (dse_optimize_stmt): Call it.
16372 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
16374 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
16375 * passes.c (init_optimization_passes): Move pass_jump_bypass
16378 * basic-block.h (bb_has_eh_pred): Fix style issue.
16380 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
16382 PR rtl-optimization/31848
16383 * loop-invariant.c (move_invariant_reg): If we move an insn
16384 with a REG_EQUAL note, and that insn is not always executed,
16385 remove the REG_EQUAL note.
16387 2007-05-12 Richard Guenther <rguenther@suse.de>
16389 PR tree-optimization/31797
16390 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
16391 propagate into a stmt that has volatile ops.
16393 2007-05-12 Richard Sandiford <richard@codesourcery.com>
16395 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
16396 (gcc_tooldir): Likewise.
16397 * configure: Regenerate.
16398 * Makefile.in (libsubdir_to_prefix): New variable, based on the
16399 old configure.ac gcc_tooldir setting.
16400 (prefix_to_exec_prefix): New variable.
16401 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
16402 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
16404 2007-05-11 Silvius Rus <rus@google.com>
16406 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
16407 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
16408 * c-common.h (strict_aliasing_warning): Change return type.
16409 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
16410 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
16411 (build_c_cast): Condition call to strict_aliasing_warning.
16412 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
16413 * flags.h (set_Wstrict_aliasing): Declare.
16414 * opts.c (set_Wstrict_alising): Define, add call to.
16415 * tree-flow.h (strict_aliasing_warning_backend): Declare.
16416 * tree-ssa-alias-warnings.c: New file.
16417 * tree-ssa-alias.c (compute_may_aliases): Add call to
16418 strict_aliasing_warning_backend.
16420 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
16422 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
16423 Use loop_depth and loop_outer accessor functions.
16424 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
16425 determine_invariantness_stmt, move_computations_stmt): Ditto.
16426 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
16427 add_loop, loopify, unloop, fix_loop_structure): Ditto.
16428 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
16429 * tree-scalar-evolution.c (interpret_loop_phi,
16430 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
16431 instantiate_parameters_1, scev_const_prop): Ditto.
16432 * cfghooks.c (make_forwarder_block): Ditto.
16433 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
16434 * modulo-sched.c (loop_canon_p): Ditto.
16435 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
16436 slpeel_can_duplicate_loop_p): Ditto.
16437 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
16438 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
16439 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
16440 cancel_loop, verify_loop_structure): Ditto.
16441 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
16442 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
16443 superloops vector instead of "pred" array.
16444 (establish_preds): Take father loop as an argument. Initialize the
16446 (flow_loop_tree_node_add): Pass father loop to establish_preds.
16447 Do not initialize loop->outer.
16448 (flow_loop_tree_node_remove): Truncate the superloops vector.
16449 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
16450 "pred" merged to "superloops" vector.
16451 (loop_depth, loop_outer): New.
16452 (fel_init): Use loop_outer.
16454 2007-05-11 Jan Hubicka <jh@suse.cz>
16456 * cgraphunit.c: Include gt-cgraphunit.h
16457 (static_ctors, static_dtors): New static vars.
16458 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
16459 based on implementation in c-common.c
16460 (cgraph_finalize_function): Call record_cdtor_fn.
16461 (cgraph_optimize): Call cgraph_build_cdtor_fns.
16462 * decl.c (finish_function): Do not call c_record_cdtor_fn.
16463 (c_write_global_declarations): Do not call c_build_cdtor_fns.
16464 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
16465 build_cdtor, c_build_cdtor_fns): Remove.
16466 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
16467 c_build_cdtor_fns): Remove prototype.
16469 2007-05-11 Paolo Carlini <pcarlini@suse.de>
16472 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
16473 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
16474 * builtins.c (fold_builtin_memchr): New.
16475 (expand_builtin_memchr): Call the latter.
16476 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
16477 * doc/extend.texi ([Other built-in functions provided by GCC]):
16480 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
16482 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
16483 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
16484 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
16485 PFPO_OP1_TYPE_SHIFT): Constants added.
16486 (DFP_ALL): Mode macro defined.
16487 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
16488 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
16489 Insn definitions added.
16490 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
16491 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
16494 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
16496 PR tree-optimization/31885
16497 * tree-chrec.c (chrec_contains_undetermined): Do not consider
16498 NULL_TREE to be undetermined.
16499 (automatically_generated_chrec_p): Return false for NULL.
16501 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
16503 * config/bfin/bfin.h (MOVE_RATIO): Define.
16505 2007-05-10 Richard Sandiford <richard@codesourcery.com>
16507 * config.gcc (sparc-wrs-vxworks): New target.
16508 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
16509 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
16510 * config/sparc/sparc.h: Include vxworks-dummy.h.
16511 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
16512 include LABEL_REFs too.
16513 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
16514 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
16516 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
16518 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
16519 (sparc_emit_call_insn): New function.
16520 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
16521 functions when generating VxWorks PIC.
16522 * config/sparc/sparc.md (vxworks_load_got): New pattern.
16523 (call, call_value): Use sparc_emit_call_insn instead of
16526 2007-05-09 Bob Wilson <bob.wilson@acm.org>
16528 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
16530 2007-05-09 Bob Wilson <bob.wilson@acm.org>
16532 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
16533 for floating-point values if HOST_BITS_PER_LONG > 32. Use
16534 split_double instead of operand_subword.
16536 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
16538 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
16539 * config/bfin/bfin.c (bfin_local_alignment): New function.
16540 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
16542 2007-05-08 Chao-ying Fu <fu@mips.com>
16544 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
16545 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
16546 (smsub_widen_optab, umsub_widen_optab): Define.
16547 * optabs.c (init_optabs): Initialize smsub_widen_optab and
16549 * genopinit.c (optabs): Fill in smsub_widen_optab and
16551 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
16552 and umsub_widen_optab to implement multiply-subtract sequences.
16553 * config/mips/mips.md (*msac<u>_di): Rename to...
16554 (<u>msubsidi4): ...this. Extend condition to include
16555 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
16556 of operand 0 to "ka" and use the three-operand form of msub<u>
16558 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
16561 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
16563 PR rtl-optimization/28011
16564 * reload.c (push_reload): Set dont_share if IN appears in OUT
16565 also when IN is a PLUS rtx.
16566 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
16569 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
16571 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
16572 call unshare_all_decls.
16573 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
16574 (unshare_all_decls): Remove.
16576 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
16579 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
16582 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
16583 Nigel Stephens <nigel@mips.com>
16585 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
16586 Update comments and all uses.
16587 (MIN_FPRS_PER_FMT): Define.
16588 * config/mips/mips.c (function_arg): Fix to correctly handle
16589 the -mips32r2 -mfp64 -mabi=32 case.
16590 (override_options): Enable use of odd-numbered registers for
16591 SFmode values on MIPS32.
16592 (mips_save_reg_p): Save whole floating-point register pair if
16593 either half is used.
16594 (compute_frame_size): Fix comment.
16596 2007-05-08 Jie Zhang <jie.zhang@analog.com>
16598 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
16599 argument of type bool.
16600 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
16601 argument. Safely select temporary P register according to it.
16602 (do_link): Change call site of add_to_reg accordingly.
16603 (do_unlink): Add epilogue_p as a fourth argument and pass it
16605 (expand_interrupt_handler_epilogue): Change call of do_unlink
16607 (bfin_expand_prologue): Add a third argument sibcall_p.
16608 * config/bfin/bfin.md (epilogue): Change call of
16609 bfin_expand_epilogue accordingly.
16610 (sibcall_epilogue): Likewise.
16611 (eh_return_internal): Likewise.
16613 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
16614 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
16615 * config/bfin/bfin.c (bfin_handle_option): Handle
16616 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
16617 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
16618 Support bf534, bf536 and bf561.
16619 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
16621 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
16624 * config/i386/i386.c (ix86_function_regparm): Process local
16625 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
16627 2007-05-07 Mike Stump <mrs@apple.com>
16629 * doc/invoke.texi (Warning Options): Document that -Wempty-body
16630 also checks for and while statements in C++.
16632 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
16634 * gcc.c (at_file_supplied): New variable.
16635 (main): Set it if we expanded argv.
16636 (do_spec_1): Pass an @-file to the linker if we were called with
16637 an @-file argument and HAVE_GNU_LD.
16638 * collect2.c (at_file_supplied): New variable.
16639 (response_file): New variable.
16640 (collect_exit): Unlink response_file if necessary.
16641 (handler): Likewise.
16642 (do_wait): Likewise.
16643 (main): Set at_file_supplied if we expanded argv.
16644 (collect_execute): Pass an @-file to subprocesses if we were called
16645 with an @-file argument.
16646 * configure.ac: Add define for HAVE_GNU_LD.
16647 * configure: Regenerate.
16648 * config.in: Regenerate.
16650 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
16652 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
16653 operand to HI mode.
16658 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
16660 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
16661 (TARGET_ENCODE_SECTION_INFO): Re-define.
16662 (m32c_encode_section_info): New
16663 (function_vector_handler): New
16664 (current_function_special_page_vector): New
16665 (m32c_special_page_vector_p): New.
16666 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
16668 * config/m32c/jump.md: Added instruction JSRS for functions
16669 with attribute "function_vector".
16670 * doc/extend.texi (function_vector): Added description
16671 for M16C, M32C targets.
16673 2007-05-07 DJ Delorie <dj@redhat.com>
16676 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
16677 ashrpsi3, lshrpsi3): Update shift count constraint.
16679 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
16680 Nathan Froyd <froydnj@codesourcery.com>
16683 * c-incpath.c (add_path): Strip trailing path separators.
16685 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
16687 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
16688 Free dominance info before purging EH edges.
16689 (eliminate_degenerate_phis): Likewise.
16690 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
16692 2007-05-07 Jan Hubicka <jh@suse.cz>
16694 * gimplify.c (gimplify_expr): Do not crash when folding
16695 (void *)(int)&a + 4.
16697 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
16700 * c-opts.c (lang_fortran): Make it non static.
16701 * c-common.h (lang_fortran): New prototype.
16702 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
16703 -lang-fortran option was passed by the driver.
16705 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
16707 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
16708 of ASSERT_CHECKING. Tweak message.
16710 2007-05-06 Revital Eres <eres@il.ibm.com>
16713 * loop-unroll.c (insert_var_expansion_initialization):
16714 Initialize the expansions with -zero instead of +zero.
16716 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
16718 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
16719 into pic and non-pic versions. Mark r19 as used for
16720 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
16721 for tgd_load, tld_load and tie_load .
16722 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
16723 version of tgd_load, tld_load and tie_load depending on the
16726 2007-05-04 Ulrich Drepper <drepper@redhat.com>
16727 Jakub Jelinek <jakub@redhat.com>
16729 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
16730 (__do_global_dtors_aux): Use more paranoid loop to run
16731 destructors if HIDDEN_DTOR_LIST_END.
16732 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
16734 2007-05-04 Jakub Jelinek <jakub@redhat.com>
16736 * varasm.c (align_variable): Don't increase alignment for
16737 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
16738 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
16740 2007-05-04 Josh Conner <jconner@apple.com>
16742 * basic-block.h (cdi_direction): Assign values to all enumeration
16744 (dom_computed): Remove.
16745 (dom_info_state): New.
16746 (set_dom_info_availability): New.
16747 * tree-ssa-loop-im.c (determine_invariantness): Initialize
16748 walk_data.dom_direction.
16749 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
16750 instead of dom_computed[].
16751 (split_edge): Likewise.
16752 (create_basic_block): Likewise.
16753 (merge_blocks): Likewise.
16754 * ifcvt.c (find_if_header): Likewise.
16755 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
16756 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
16757 * tree-ssa.c (verify_ssa): Likewise.
16758 * tree-cfg.c (tree_verify_flow_info): Likewise.
16759 (remove_edge_and_dominated_blocks): Likewise.
16760 * dominance.c (dom_computed): Make static.
16761 (calc_dfs_tree_nonrec): Change third param to a bool.
16762 (calc_dfs_tree): Change second param to a bool.
16763 (calc_idioms): Change second param to a bool. Use
16764 dom_convert_dir_to_idx.
16765 (init_dom_info): Validate dir before using.
16766 (dom_convert_dir_to_idx): New.
16767 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
16768 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
16769 (free_dominance_info): Use dom_convert_dir_to_idx.
16770 (get_immediate_dominator): Likewise.
16771 (set_immediate_dominator): Likewise.
16772 (get_dominated_by): Likewise.
16773 (redirect_immediate_dominators): Likewise.
16774 (nearest_common_denominator): Likewise.
16775 (dominated_by_p): Likewise.
16776 (bb_dom_dfs_in): Likewise.
16777 (bb_dom_dfs_out): Likewise.
16778 (recount_dominator): Likewise.
16779 (iterate_fix_dominators): Likewise.
16780 (add_to_dominance_info): Likewise.
16781 (delete_from_dominance_info): Likewise.
16782 (first_dom_son): Likewise.
16783 (next_dom_son): Likewise.
16784 (dom_info_available_p): Likewise.
16785 (dom_info_state): New.
16786 (set_dom_info_availability): New.
16788 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
16790 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
16792 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
16794 2007-05-04 Bob Wilson <bob.wilson@acm.org>
16796 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
16797 (subdi3, subdi_carry): Delete.
16799 2007-05-04 Jan Hubicka <jh@suse.cz>
16800 Richard Guenther <rguenther@suse.de>
16802 * opts.c (decode_options): Do not fiddle with inlining
16803 parameters in case of optimizing for size.
16804 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
16805 for size do nothing.
16806 (cgraph_decide_inlining_of_small_function): When optimizing for
16807 size never inline functions increasing caller size.
16808 (cgraph_early_inlining): Inline for size when optimizing for size.
16810 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
16812 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
16813 logical operations piecewise.
16814 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
16815 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
16816 subdi_sesidi_di): Delete.
16817 (add_with_carry): Produce carry in CC instead of a DREG to shorten
16818 the generated sequence. Allow three-reg add in constraints. Rewrite
16819 the rtl expression for carry to avoid zero_extend of a constant.
16820 (sub_with_carry): New pattern.
16821 (adddi3, subdi3): Change into define_expand. For subtract, generate a
16822 different sequence not involving jumps.
16823 (notbi): Now a named pattern.
16825 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
16827 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
16828 Add the note about a significant loss of accuracy of some
16829 mathematical routines when these options are used.
16831 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
16833 * haifa-sched.c (rtx_vec_t): New typedef.
16834 (contributes_to_priority_p): Extract piece of priority () into new
16836 (priority): Use the function. Add assertion.
16837 (rank_for_schedule, set_priorities): Add assertion to check that
16838 insn's priority is initialized.
16839 (clear_priorities, calc_priorities): Change signature. Make it update
16840 all relevant insns. Update all callers ('add_to_speculative_block ()'
16841 and 'create_block_check_twin ()').
16842 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
16843 Add new field 'priority_status'.
16844 (INSN_PRIORITY_STATUS): New macro.
16845 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
16847 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
16849 * sched-ebb.c (debug_ebb_dependencies): New static function.
16850 (init_ready_list): Use it.
16852 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
16853 with changed signature and 'debug_rgn_dependencies ()'.
16854 (debug_rgn_dependencies): New static function.
16855 (init_ready_list): Use it.
16857 * sched-int.h (debug_dependencies): Declare.
16859 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
16861 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
16863 2007-05-04 Dirk Mueller <dmueller@suse.de>
16865 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
16867 2007-05-03 Jan Hubicka <jh@suse.cz>
16869 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
16870 ((T1)X op (T1)Y), for pointer type in more cases than before.
16872 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
16874 * tree-object-size.c (plus_expr_object_size): When operand size is
16875 unknown, return unknown.
16877 2007-05-03 Dirk Mueller <dmueller@suse.de>
16879 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
16881 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
16884 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
16886 2007-05-03 Janis Johnson <janis187@us.ibm.com>
16888 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
16890 2007-05-03 Joseph Myers <joseph@codesourcery.com>
16892 * config/soft-fp/double.h, config/soft-fp/extended.h,
16893 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
16894 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
16895 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
16896 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
16899 2007-05-03 Ian Lance Taylor <iant@google.com>
16901 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
16902 MASK_PPC_GFXOPT for 8540 or 8548.
16904 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
16906 * tree-vect-transform.c (vect_update_inits_of_drs): Use
16907 vect_print_dump_info() to output debug information.
16909 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
16912 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
16913 operands of size 2 when operand is not MEM_P.
16915 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
16917 PR tree-optimization/30565
16918 * lambda-code.c (perfect_nestify): Fix updating of dominators.
16920 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
16922 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
16923 (umulsi3_highpart): Use them.
16924 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
16925 for final accumulator to D regisster tranfser.
16927 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
16929 PR tree-optimization/31699
16930 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
16932 (vect_enhance_data_refs_alignment): Compute peel amount using
16933 TYPE_VECTOR_SUBPARTS instead of vf.
16934 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
16936 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
16939 * system.h: Remove inclusion of double-int.h
16940 * tree.h: Include double-int.h
16941 * gengtype.c: Likewise
16942 * cfgloop.h: Likewise
16943 * Makefile.in: Adjust dependencies on double-int.h
16945 2007-05-02 Eric Christopher <echristo@apple.com>
16947 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
16948 -shared to -Zdynamiclib.
16950 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
16953 * c-common.c (strip_pointer_or_array_types): New function.
16954 * c-common.h (strip_pointer_or_array_types): New function declaration.
16956 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
16958 PR tree-optimization/31771
16959 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
16961 2007-05-02 Paul Brook <paul@codesourcery.com>
16963 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
16965 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
16967 PR middle-end/29715
16968 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
16971 2007-05-02 Nick Clifton <nickc@redhat.com>
16973 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
16975 2007-05-02 Richard Guenther <rguenther@suse.de>
16977 PR tree-optimization/31146
16978 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
16979 argument, single_use_p. If we have a single use that is
16980 a conversion to the definition rhs type, propagate that rhs.
16981 (forward_propagate_addr_expr): Pass single_use_p argument
16982 to forward_propagate_addr_expr_1.
16984 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
16986 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
16989 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16991 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
16992 'AMD Family 10 core'.
16994 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16996 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
16997 and athlon64-sse3 as improved versions of k8, opteron and athlon64
16998 with SSE3 instruction set support.
16999 * doc/invoke.texi: Likewise.
17001 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
17003 * config/i386/i386.c (override_options): Tuning 32-byte loop
17004 alignment for amdfam10 architecture. Increasing the max loop
17005 alignment to 24 bytes.
17007 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
17009 * config/m68k/constraints.md: New.
17010 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
17011 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
17012 EXTRA_CONSTRAINT): Remove.
17013 * config/m68k/m68k.md: Include constraints.md.
17014 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
17016 2007-05-01 Ian Lance Taylor <iant@google.com>
17018 PR tree-optimization/31739
17019 * tree-vrp.c (vrp_val_is_max): New static function.
17020 (vrp_val_is_min): New static function.
17021 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
17023 (set_value_range): Use vrp_val_is_{max,min}.
17024 (extract_range_from_assert): Likewise.
17025 (extract_range_from_binary_expr): Likewise.
17026 (extract_range_from_unary_expr): Likewise.
17027 (dump_value_range, vrp_meet): Likewise.
17028 (vrp_visit_phi_node): Likewise.
17029 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
17031 2007-05-01 Mark Mitchell <mark@codesourcery.com>
17033 * config/i386/gmon-sol2.c (size_t): New type.
17034 (intptr_t): Likewise.
17035 (s_textsize): Declare as size_t.
17037 (monstartup): Use size_t for sizes.
17038 (_mcount): Save and restore registers.
17039 (internal_mcount): Pass 0 as the first argument to monstartup
17041 (moncontrol): Convert pointer to appropriately sized integer
17042 before passing to profil.
17044 2007-05-01 Joseph Myers <joseph@codesourcery.com>
17046 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
17047 __NO_FPRS__, not just if _SOFT_DOUBLE.
17048 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
17049 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
17050 also for E500 double.
17051 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
17052 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
17055 2007-05-01 Richard Guenther <rguenther@suse.de>
17057 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
17060 2007-05-01 Joseph Myers <joseph@codesourcery.com>
17062 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
17064 2007-05-01 Jan Hubicka <jh@suse.cz>
17066 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
17069 2007-05-01 Jan Hubicka <jh@suse.cz>
17071 * tree.h (maybe_fold_offset_to_component_ref): Remove.
17072 (maybe_fold_offset_to_reference): Declare.
17073 * fold-const.c (fold_unary): Do not fold
17074 (type *)&A into &A->field_of_type_and_offset_0
17075 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
17076 size is unknown, give up.
17077 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
17079 (maybe_fold_offset_to_reference): New.
17080 (maybe_fold_stmt_indirect): Use it.
17081 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
17082 * gimplify.c (gimplify_conversion): Canonicalize conversions to
17084 (gimplify_expr): Likewise for plus_expr.
17086 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
17088 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
17089 bsi_after_labels. Always insert statements before bsi.
17090 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
17091 * predict.c (apply_return_prediction): Check for empty blocks.
17092 * cfgexpand.c (lab_rtx_for_bb): New variable.
17093 (label_rtx_for_bb): Do not create new tree labels.
17094 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
17095 (tree_expand_cfg): Initialize lab_rtx_for_bb.
17096 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
17098 (label_for_bb): Add field used.
17099 (update_eh_label, main_block_label): Mark the label used.
17100 (cleanup_dead_labels): Remove unused labels.
17102 2007-05-01 Richard Guenther <rguenther@suse.de>
17104 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
17105 if it is not about to be set.
17106 (get_value_range): Do not pre-allocate equiv bitmap.
17107 (update_value_range): No need to clear equiv field.
17108 (add_equivalence): Change prototype to get bitmap pointer.
17109 Allocate bitmap here if it is not already.
17110 (extract_range_from_assert): Do not allocate bitmap here.
17111 Update callers to add_equivalence.
17112 (extract_range_from_ssa_name): Likewise.
17113 (get_vr_for_comparison): New static helper.
17114 (compare_name_with_value): Handle NULL equiv bitmap by
17115 peeling the first iteration of the comparison loop.
17116 Use get_vr_for_comparison.
17117 (compare_names): Handle NULL equiv bitmaps by using fake
17118 ones. Use get_vr_for_comparison.
17120 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
17122 * double-int.c (mpz_set_double_int): Moved from
17123 tree-ssa-loop-niter.c.
17124 (mpz_get_double_int): Likewise; also, add option to wrap
17125 out-of-range integers.
17126 * double-int.h: New prototypes for above.
17127 * tree.c (get_static_type_bounds): Moved from
17128 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
17129 TYPE_MAX_VALUE if they exist..
17130 * tree.h: New prototype for above.
17131 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
17132 get_type_bounds calls.
17133 (mpz_set_double_int): Move to double-int.c.
17134 (get_type_bounds): Move to tree.c, rename to
17135 get_static_type_bounds.
17136 (mpz_to_double_int): Move to double-int.c, rename to
17137 mpz_get_double_int.
17139 2007-04-30 Bob Wilson <bob.wilson@acm.org>
17141 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
17142 DIV0 exception can fall through to a normal return.
17144 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
17146 PR middle-end/22156
17147 Temporarily revert:
17148 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
17149 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
17150 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
17151 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
17152 initialize align to silence bogus warning.
17153 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
17154 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
17156 (struct sra_walk_fns): Remove use_all parameter from use.
17157 (sra_hash_tree): Handle BIT_FIELD_REFs.
17158 (sra_elt_hash): Don't hash bitfld blocks.
17159 (sra_elt_eq): Skip them in parent compares as well. Handle
17161 (sra_walk_expr): Don't maintain or pass down use_all_p.
17162 (scan_use): Remove use_all parameter.
17163 (scalarize_use): Likewise. Re-expand assignment to
17164 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
17165 output, and re-scalarize after output. Don't mark anything
17167 (scalarize_ldst): Adjust.
17168 (scalarize_walk_gimple_modify_statement): Likewise.
17169 (build_element_name_1): Handle BIT_FIELD_REFs.
17170 (instantiate_element): Don't warn for any element whose parent
17171 is used as a whole.
17172 (instantiate_missing_elements_1): Return the sra_elt.
17173 (canon_type_for_field): New.
17174 (try_instantiate_multiple_fields): New.
17175 (instantiate_missing_elemnts): Use them.
17176 (mark_no_warning): Removed.
17177 (generate_one_element_ref): Handle BIT_FIELD_REFs.
17178 (REPLDUP, sra_build_elt_assignment): New.
17179 (generate_copy_inout): Use them.
17180 (generate_element_copy): Likewise. Handle bitfld differences.
17181 (generate_element_zero): Don't recurse for blocks. Use
17182 sra_build_elt_assignment.
17183 (generate_one_element_int): Take elt instead of var. Use
17184 sra_build_elt_assignment.
17185 (generate_element_init_1): Adjust.
17186 (scalarize_use, scalarize_copy): Use REPLDUP.
17187 (scalarize_ldst): Move assert before dereference.
17188 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
17190 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
17193 * tree.c (reconstruct_complex_type): Reconstruct a reference
17195 Also use the same mode for the pointer as the old pointer type.
17197 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
17199 * doc/trouble.texi (Interoperation): Remove note about Ultrix
17202 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
17204 PR rtl-optimization/31676
17205 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
17206 (df_refs_record): Call it.
17208 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
17210 * rtl.def (SS_ABS): New code.
17211 * config/bfin/bfin.c (print_operand): New modifier 'v'.
17212 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
17213 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
17214 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
17215 (bfin_init_builtins): Define them.
17216 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
17217 (bfin_expand_builtin): ... and handle the others here.
17218 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
17219 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
17220 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
17221 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
17222 operand is only HImode.
17224 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
17226 * regclass.c (scan_one_insn): Remove splitting of
17229 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
17230 Nigel Stephens <nigel@mips.com>
17232 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
17234 2007-04-28 Jan Hubicka <jh@suse.cz>
17236 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
17237 insn_locators_alloc instead of insn_locators_initialize;
17238 call reset_block_changes.
17239 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
17240 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
17241 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
17242 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
17243 * config/score/score.c (th_output_mi_thunk): Likewise.
17244 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
17245 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
17246 tolerate uninitialized locator info.
17249 * function.c (init_function_start): Don't init line number info.
17250 (expand_function_end): Update.
17251 (reset_block_changes, record_block_change, finalize_block_changes,
17252 check_block_change, free_block_changes): Kill.
17253 * function.h (reset_block_changes, record_block_change,
17254 finalize_block_changes, check_block_change, free_block_changes):
17256 (struct function): Remove ib_boundaries_block.
17257 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
17258 Use curr_insn_locator to initialize locator.
17259 (emit_line_note): Remove.
17260 * cfgexpand.c (expand_gimple_cond_expr): Update.
17261 (construct_exit_block): Likewise.
17262 (tree_expand_cfg): Initialize/finalize locators.
17263 * expr.c (expand_expr_real): Update.
17264 * cfglayout.c (line_locators_locs, line_locators_lines,
17265 file_locators_locs, file_locators_files): Remove.
17266 (set_block_levels): Move to cfgexpand.c.
17267 (insn_locators_initialize): Remove.
17268 (pass_insn_locators_initialize): Remove.
17269 (locations_locators_locs, locations_locators_vals): New static vars.
17270 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
17272 (insn_locators_alloc, insn_locators_finalize,
17273 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17275 (locator_location): New.
17276 (locator_line, locator_file): Rewrite.
17277 * rtl.h (emit_line_note): Kill.
17278 (insn_locators_alloc, insn_locators_finalize,
17279 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17281 * tree-inline.c (initialize_cfun): Do not initialize
17282 ib_boundaries_block.
17283 * passes.c (pass_insn_locators_initialize): Remove.
17285 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
17287 * tree-cfg.c (move_block_to_fn): Release bb from dominance
17288 info. Update last_basic_block correctly.
17290 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
17293 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
17294 register itself to hold the offset constant. Tell flow the use
17295 of r4 and r5 when they are used.
17297 2007-04-27 Richard Guenther <rguenther@suse.de>
17299 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
17300 if we simplified anything.
17301 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
17302 warnings until we did a simplification and the stmt was not
17303 marked as TREE_NO_WARNING.
17305 2007-04-27 Mike Stump <mrs@apple.com>
17307 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
17309 2007-04-27 Ian Lance Taylor <iant@google.com>
17311 PR middle-end/31710
17312 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
17313 TYPE_MAX_VALUE exist, convert them to the new type.
17315 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
17317 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
17318 if it claims to be available.
17319 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
17320 edge is redirected.
17321 (perform_tree_ssa_dce): Always free postdominators.
17323 2007-04-27 Richard Henderson <rth@redhat.com>
17325 * config/alpha/predicates.md (aligned_memory_operand): Mark
17326 as define_special_predicate.
17327 (unaligned_memory_operand, normal_memory_operand): Likewise.
17328 (reg_or_unaligned_mem_operand): Remove.
17329 (any_memory_operand): Match the documentation and check for
17330 non-renumbered pseudos during reload.
17331 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
17332 alpha_secondary_reload_class, update to new interface, make static.
17333 Handle CQImode like HImode. Remove FP subreg check.
17334 (alpha_expand_mov): Use replace_equiv_address.
17335 (alpha_expand_mov_nobwx): Use any_memory_operand.
17336 (TARGET_SECONDARY_RELOAD): New.
17337 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
17338 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
17339 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
17340 * config/alpha/alpha.md: ... here.
17341 (RELOAD12, reloadmode): New.
17343 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
17344 Don't handle the aligned case here.
17345 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
17346 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
17347 reload_inhi_help. Don't expect a scratch register.
17348 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
17350 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
17352 2007-04-27 Richard Guenther <rguenther@suse.de>
17354 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
17356 2007-04-27 Richard Guenther <rguenther@suse.de>
17358 PR tree-optimization/30965
17359 PR tree-optimization/30978
17360 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
17361 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
17362 (find_equivalent_equality_comparison): Likewise.
17363 (simplify_cond): Likewise.
17364 (get_prop_source_stmt): New helper.
17365 (get_prop_dest_stmt): Likewise.
17366 (can_propagate_from): Likewise.
17367 (remove_prop_source_from_use): Likewise.
17368 (combine_cond_expr_cond): Likewise.
17369 (forward_propagate_comparison): New function.
17370 (forward_propagate_into_cond): Rewrite to use fold for
17372 (tree_ssa_forward_propagate_single_use_vars): Call
17373 forward_propagate_comparison to propagate comparisons.
17375 2007-04-27 Richard Guenther <rguenther@suse.de>
17377 PR tree-optimization/31715
17378 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
17379 sure to do computation on the offset in an appropriate
17382 2007-04-27 Richard Sandiford <richard@codesourcery.com>
17384 * reload.h (elimination_target_reg_p): Declare.
17385 * reload.c (find_reloads): Don't apply the reg_rtx move
17386 optimization if the SET_DEST satisfies elimination_target_reg_p.
17387 * reload1.c (elimination_target_reg_p): New function.
17388 (gen_reload): In the move/add2 fallback, make sure that op0
17389 does not overlap the destination register.
17391 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
17393 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
17394 transform only GIMPLE_MODIFY_STMTs.
17395 * tree-complex.c (expand_complex_operations_1): Ditto.
17396 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
17397 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
17398 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
17400 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
17401 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
17402 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
17403 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
17404 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
17405 slpeel_add_loop_guard): Ditto.
17406 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
17407 * lambda-code.c (perfect_nestify): Ditto.
17408 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
17409 before the first statement.
17410 * tree-optimize.c (execute_free_datastructures): Fix comments.
17411 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
17412 * tree-flow.h (disband_implicit_edges): Declaration removed.
17413 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
17415 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
17416 COND_EXPRs without gotos.
17417 (disband_implicit_edges, has_label_p): Removed.
17418 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
17419 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
17421 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
17423 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
17424 also for COND_EXPRs.
17425 * cfgexpand.c (label_rtx_for_bb): New function.
17426 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
17427 Use label_rtx_for_bb to find the labels.
17428 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
17429 last block. Detect fallthru edges.
17431 2007-04-26 Ian Lance Taylor <iant@google.com>
17434 * reload.c (find_reloads_subreg_address): If the address was valid
17435 in the original mode but not in the new mode, reload the whole
17438 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
17440 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
17441 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
17442 (cleanup_control_expr_graph): Do not invalidate dominance info.
17443 Record altered blocks.
17444 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
17445 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
17446 cleanup_tree_cfg_bb): New functions.
17447 (remove_forwarder_block): Do not maintain the worklist of blocks.
17448 Record altered blocks.
17449 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
17450 not over whole cfg.
17451 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
17452 delete_unreachable_blocks if dominators are not available.
17453 * tree-inline.c (optimize_inline_calls): Free dominance information
17455 * tree-flow.h (remove_edge_and_dominated_blocks,
17456 cfgcleanup_altered_bbs): Altered.
17457 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
17459 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
17461 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
17462 do not invalidate dominators.
17464 2007-04-26 Anatoly Sokolov <aesok@post.ru>
17466 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
17467 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
17468 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17469 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
17471 2007-04-26 Steve Ellcey <sje@cup.hp.com>
17473 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
17475 2007-04-26 Richard Guenther <rguenther@suse.de>
17477 PR tree-optimization/31703
17478 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
17479 the right type for the target of the bittest.
17481 2007-04-26 Richard Sandiford <richard@codesourcery.com>
17483 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
17484 ix86_sol10_return_in_memory.
17486 2007-04-26 Richard Sandiford <richard@codesourcery.com>
17488 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
17491 2007-04-26 Jakub Jelinek <jakub@redhat.com>
17494 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
17496 PR tree-optimization/30558
17497 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
17498 clear this_state.prev_try.
17500 2007-04-26 Richard Sandiford <richard@codesourcery.com>
17501 Mark Mitchell <mark@codesourcery.com>
17503 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
17504 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
17505 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
17507 2007-04-26 Richard Sandiford <richard@codesourcery.com>
17510 * doc/invoke.texi (%:print-asm-header): Document.
17511 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
17513 (static_spec_functions): Add print-asm-header.
17514 (main): Print a banner before the --target-help linker options.
17515 (print_asm_header_spec_function): New function.
17517 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
17520 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
17521 (movsf_ie): Likewise.
17523 2007-04-25 Paolo Carlini <pcarlini@suse.de>
17525 * doc/extend.texi ([Type Traits]): Adjust per N2255.
17527 2007-04-25 Bob Wilson <bob.wilson@acm.org>
17529 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
17530 exception for divide-by-zero.
17531 (__umodsi3, __modsi3): Likewise.
17533 2007-04-25 Dirk Mueller <dmueller@suse.de>
17535 * c-typeck.c (build_compound_expr): Annotate warning()
17536 call with OPT_Wunused_value.
17537 * tree-ssa.c (warn_uninit): Annotate warning with
17539 * c-common.c (handle_sentinel_attribute): Annotate warning
17540 call with OPT_Wattributes.
17542 2007-04-25 Thiemo Seufer <ths@mips.com>
17544 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
17545 (mips16): Fix typo.
17546 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
17547 on to the assembler. Improve handling of -mno-mips16. Add handling
17548 of -mno-mips3d, -mno-dsp, -mno-dspr2.
17549 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
17550 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
17551 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
17553 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
17556 * config/i386/winnt.c (i386_pe_file_end): Strip only
17557 USER_LABEL_PREFIX when writing export name.
17559 2007-04-25 Richard Sandiford <richard@codesourcery.com>
17561 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
17562 sh/elf.h, vx-common.h and vxworks.h.
17563 * config/sh/sh.h: Include config/vxworks-dummy.h.
17564 (SUBTARGET_OVERRIDE_OPTIONS): Define.
17565 (OVERRIDE_OPTIONS): Use it.
17566 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
17567 (vxworks_picreg): New pattern.
17568 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
17569 VXWORKS_OS_CPP_BUILTINS.
17570 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
17571 to their VXWORKS_* equivalents.
17572 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
17573 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
17574 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
17575 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
17576 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
17577 -mrtp/-fPIC multilibs.
17578 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
17579 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
17580 (MULTILIB_OSDIRNAMES): Delete.
17582 2007-04-25 Anatoly Sokolov <aesok@post.ru>
17585 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
17587 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
17589 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
17590 rounding mode to be specified by the caller.
17591 (real_to_mpfr) Likewise.
17592 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
17593 include new arguments.
17594 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
17596 2007-04-24 Ian Lance Taylor <iant@google.com>
17598 PR tree-optimization/31605
17599 * tree-vrp.c (set_value_range): Check that min and max are not
17600 both overflow infinities.
17601 (set_value_range_to_value): New static function.
17602 (extract_range_from_binary_expr): Call set_value_range_to_value.
17603 (extract_range_from_cond_expr): Likewise.
17604 (extract_range_from_expr): Likewise.
17605 (extract_range_from_unary_expr): Likewise. Don't create a range
17606 which overflows on both sides.
17607 (vrp_meet): Check for a useless range.
17608 (vrp_visit_phi_node): If we see a constant which looks like an
17609 overflow infinity, turn off the TREE_OVERFLOW flag.
17611 2007-04-24 Ian Lance Taylor <iant@google.com>
17613 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
17615 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
17617 PR diagnostic/25923
17618 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
17619 diagnostic message is being built.
17620 * tree-pretty-print.c (dump_generic_node): Only write the
17621 formatted text into BUFFER's stream if we are not building a
17622 diagnostic message.
17623 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
17625 * Makefile.in (toplev.o): Depend on tree-pass.h.
17627 2007-04-24 Ian Lance Taylor <iant@google.com>
17629 PR tree-optimization/31602
17630 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
17631 conditionals in the copied loop header.
17632 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
17633 warnings if TREE_NO_WARNING is set.
17634 * doc/invoke.texi (Warning Options): Clarify that
17635 -Wstrict-overflow does not warn about loops.
17637 2007-04-24 Janis Johnson <janis187@us.ibm.com>
17639 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
17640 expand on the comment about _Decimal128 arguments and check the
17641 integer result of the modulus operation; for 64-bit ELF ABI, ensure
17642 that _Decimal128 argument uses even/odd register pair.
17643 (function_arg): Ditto.
17645 2007-04-24 Hui-May Chang <hm.chang@apple.com>
17647 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
17648 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
17650 2007-04-24 Richard Guenther <rguenther@suse.de>
17651 Olga Golovanevsky <olga@il.ibm.com>
17653 * fold-const.c (multiple_of_p): Check for bottom
17656 2007-04-24 Richard Henderson <rth@redhat.com>
17658 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
17659 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
17660 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
17661 looking for non-zero bits shifted out. Avoid a recursive call
17662 when constructing the scalar.
17663 (__floatundisf): Likewise.
17665 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
17667 * dwarf2out.c (field_byte_offset): Move the existing logic
17668 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
17669 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
17671 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
17674 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
17675 length argument of 0 for memset.
17676 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
17677 unsigned shift instead of the signed variant.
17679 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
17681 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
17682 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
17683 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
17684 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
17685 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
17686 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
17687 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
17688 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
17689 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
17690 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
17691 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
17692 "mul<mode>3", "div<mode>3"): Insn definitions added.
17693 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
17694 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
17695 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
17696 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
17697 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
17698 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
17699 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
17700 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
17701 TARGET_FLOAT_FORMAT): Macro definitions removed.
17702 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
17703 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
17704 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
17705 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
17706 (s390_gen_rtx_const_DI): Function removed.
17707 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
17709 2007-04-24 Richard Sandiford <richard@codesourcery.com>
17711 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
17712 over an external ffs function.
17714 2007-04-24 Chao-ying Fu <fu@mips.com>
17715 Richard Sandiford <richard@nildram.co.uk>
17717 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
17718 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
17719 (smadd_widen_optab, umadd_widen_optab): Define.
17720 * optabs.c (init_optabs): Initialize smadd_widen_optab and
17722 * genopinit.c (optabs): Fill in smadd_widen_optab and
17724 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
17725 and umadd_widen_optab to implement multiply-add sequences.
17726 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
17727 (<u>maddsidi4): ...this. Extend condition to include
17728 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
17729 of operand 0 to "ka" and use the three-operand form of madd<u>
17731 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
17733 * config/mips/constraints.md (ka): New register constraint.
17735 2007-04-24 Jan Hubicka <j@suse.cz>
17739 2007-04-23 Jan Hubicka <jh@suse.cz>
17740 * function.c (init_function_start): Don't init line number info.
17741 (expand_function_end): Update.
17742 (reset_block_changes, record_block_change, finalize_block_changes,
17743 check_block_change, free_block_changes): Kill.
17744 * function.h (reset_block_changes, record_block_change,
17745 finalize_block_changes, check_block_change, free_block_changes):
17747 (struct function): Remove ib_boundaries_block.
17748 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
17749 Use curr_insn_locator to initialize locator.
17750 (emit_line_note): Remove.
17751 * cfgexpand.c (expand_gimple_cond_expr): Update.
17752 (construct_exit_block): Likewise.
17753 (tree_expand_cfg): Initialize/finalize locators.
17754 * expr.c (expand_expr_real): Update.
17755 * cfglayout.c (line_locators_locs, line_locators_lines,
17756 file_locators_locs, file_locators_files): Remove.
17757 (set_block_levels): Move to cfgexpand.c.
17758 (insn_locators_initialize): Remove.
17759 (pass_insn_locators_initialize): Remove.
17760 (locations_locators_locs, locations_locators_vals): New static vars.
17761 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
17763 (insn_locators_alloc, insn_locators_finalize,
17764 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17766 (locator_location): New.
17767 (locator_line, locator_file): Rewrite.
17768 * rtl.h (emit_line_note): Kill.
17769 (insn_locators_alloc, insn_locators_finalize,
17770 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17772 * tree-inline.c (initialize_cfun): Do not initialize
17773 ib_boundaries_block.
17774 * passes.c (pass_insn_locators_initialize): Remove.
17776 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
17778 * doc/invoke.texi: Removed leading '-' from option index entries.
17780 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
17782 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
17784 (create_phi_node): Use set_phi_nodes.
17785 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
17786 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
17787 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
17788 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
17789 (bsi_start, bsi_last): Use bb_stmt_list.
17790 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
17791 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
17792 Traverse the statements using tsi iterator.
17793 * basic-block.h (struct basic_block_def): Fields stmt_list
17794 and phi_nodes moved to ...
17795 (struct tree_bb_info): ... new structure.
17796 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
17797 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
17798 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
17799 (tree_verify_flow_info): Verify that il.tree is not set for
17800 entry and exit block.
17801 (tree_split_block): Use set_bb_stmt_list.
17803 2007-04-23 Mike Stump <mrs@apple.com>
17805 * config/i386/i386.c (ix86_tune_features
17806 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
17809 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
17811 * config/i386/i386.md (prefix_extra): New attribute.
17812 (length): Add prefix_extra.
17814 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
17815 (sse2_movntv2di): Likewise.
17816 (sse2_cvtps2dq): Likewise.
17817 (sse2_cvtpd2pi): Likewise.
17818 (sse2_cvttpd2pi): Likewise.
17819 (*sse2_cvtpd2ps): Likewise.
17820 (*add<mode>3): Likewise.
17821 (sse2_ssadd<mode>3): Likewise.
17822 (sse2_usadd<mode>3): Likewise.
17823 (*sub<mode>3): Likewise.
17824 (sse2_sssub<mode>3): Likewise.
17825 (sse2_ussub<mode>3): Likewise.
17826 (*mulv8hi3): Likewise.
17827 (*smulv8hi3_highpart): Likewise.
17828 (*umulv8hi3_highpart): Likewise.
17829 (sse2_umulv2siv2di3): Likewise.
17830 (sse2_pmaddwd): Likewise.
17831 (ashr<mode>3): Likewise.
17832 (lshr<mode>3): Likewise.
17833 (ashl<mode>3): Likewise.
17834 (sse2_ashlti3): Likewise.
17835 (sse2_lshrti3): Likewise.
17836 (*umaxv16qi3): Likewise.
17837 (*smaxv8hi3): Likewise.
17838 (*uminv16qi3): Likewise.
17839 (*sminv8hi3): Likewise.
17840 (sse2_eq<mode>3): Likewise.
17841 (sse2_gt<mode>3): Likewise.
17842 (*and<mode>3): Likewise.
17843 (sse2_nand<mode>3): Likewise.
17844 (*ior<mode>3): Likewise.
17845 (*xor<mode>3): Likewise.
17846 (sse2_packsswb): Likewise.
17847 (sse2_packssdw): Likewise.
17848 (sse2_packuswb): Likewise.
17849 (sse2_punpckhbw): Likewise.
17850 (sse2_punpcklbw): Likewise.
17851 (sse2_punpckhwd): Likewise.
17852 (sse2_punpcklwd): Likewise.
17853 (sse2_punpckhdq): Likewise.
17854 (sse2_punpckldq): Likewise.
17855 (sse2_punpckhqdq): Likewise.
17856 (sse2_punpcklqdq): Likewise.
17857 (*sse2_pinsrw): Likewise.
17858 (*sse2_pextrw): Likewise.
17859 (sse2_pshufd_1): Likewise.
17860 (sse2_uavgv16qi3): Likewise.
17861 (sse2_uavgv8hi3): Likewise.
17862 (sse2_psadbw): Likewise.
17863 (sse2_pmovmskb): Likewise.
17864 (*sse2_maskmovdqu): Likewise.
17865 (*sse2_maskmovdqu_rex64): Likewise.
17866 (sse4a_extrqi): Likewise.
17867 (sse4a_extrq): Likewise.
17868 (sse3_lddqu): Set prefix_rep.
17869 (sse3_addsubv4sf3): Likewise.
17870 (sse3_haddv4sf3): Likewise.
17871 (sse3_hsubv4sf3): Likewise.
17872 (sse_cvtss2si): Likewise.
17873 (sse_cvtss2si_2): Likewise.
17874 (sse_cvtss2siq): Likewise.
17875 (sse_cvtss2siq_2): Likewise.
17876 (sse_cvttss2si): Likewise.
17877 (sse_cvttss2siq): Likewise.
17878 (sse2_cvttps2dq): Likewise.
17879 (sse3_movshdup): Likewise.
17880 (sse3_movsldup): Likewise.
17881 (sse2_cvtsd2si): Likewise.
17882 (sse2_cvtsd2si_2): Likewise.
17883 (sse2_cvtsd2siq): Likewise.
17884 (sse2_cvtsd2siq_2): Likewise.
17885 (sse2_cvttsd2si): Likewise.
17886 (sse2_cvttsd2siq): Likewise.
17887 (*sse2_cvtpd2dq): Likewise.
17888 (*sse2_cvttpd2dq): Likewise.
17889 (sse2_pshuflw_1): Likewise.
17890 (sse2_pshufhw_1): Likewise.
17891 (sse4a_insertqi): Likewise.
17892 (sse4a_insertq): Likewise.
17893 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
17894 (ssse3_phadddv4si3): Likewise.
17895 (ssse3_phaddswv8hi3): Likewise.
17896 (ssse3_phsubwv8hi3): Likewise.
17897 (ssse3_phsubdv4si3): Likewise.
17898 (ssse3_phsubswv8hi3): Likewise.
17899 (ssse3_pmaddubswv8hi3): Likewise.
17900 (ssse3_pmulhrswv8hi3): Likewise.
17901 (ssse3_pshufbv16qi3): Likewise.
17902 (ssse3_psign<mode>3): Likewise.
17903 (ssse3_palignrti): Likewise.
17904 (abs<mode>2): Likewise.
17905 (ssse3_phaddwv4hi3): Set prefix_extra.
17906 (ssse3_phadddv2si3): Likewise.
17907 (ssse3_phaddswv4hi3): Likewise.
17908 (ssse3_phsubwv4hi3): Likewise.
17909 (ssse3_phsubdv2si3): Likewise.
17910 (ssse3_phsubswv4hi3): Likewise.
17911 (ssse3_pmaddubswv4hi3): Likewise.
17912 (ssse3_pmulhrswv4hi3): Likewise.
17913 (ssse3_pshufbv8qi3): Likewise.
17914 (ssse3_psign<mode>3): Likewise.
17915 (ssse3_palignrdi): Likewise.
17916 (abs<mode>2): Likewise.
17917 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
17918 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
17919 (sse2_pmovmskb): Set mode to SI instead of V2DF.
17921 2007-04-23 Nick Clifton <nickc@redhat.com>
17923 * params.def: Fix formatting of emacs local variables.
17925 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
17927 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
17928 move if inter-unit move isn't allowed.
17929 Don't split moving the first element of V2DI to DI to inter-unit
17930 move if inter-unit move isn't allowed.
17932 2007-04-23 Richard Guenther <rguenther@suse.de>
17934 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
17935 and CDI_POST_DOMINATORS separately.
17937 2007-04-23 Nick Clifton <nickc@redhat.com>
17939 * c.opt (Wformat-contains-nul): Add warning attribute.
17941 2007-04-23 Jan Hubicka <jh@suse.cz>
17943 * function.c (init_function_start): Don't init line number info.
17944 (expand_function_end): Update.
17945 (reset_block_changes, record_block_change, finalize_block_changes,
17946 check_block_change, free_block_changes): Kill.
17947 * function.h (reset_block_changes, record_block_change,
17948 finalize_block_changes, check_block_change, free_block_changes):
17950 (struct function): Remove ib_boundaries_block.
17951 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
17952 Use curr_insn_locator to initialize locator.
17953 (emit_line_note): Remove.
17954 * cfgexpand.c (expand_gimple_cond_expr): Update.
17955 (construct_exit_block): Likewise.
17956 (tree_expand_cfg): Initialize/finalize locators.
17957 * expr.c (expand_expr_real): Update.
17958 * cfglayout.c (line_locators_locs, line_locators_lines,
17959 file_locators_locs, file_locators_files): Remove.
17960 (set_block_levels): Move to cfgexpand.c.
17961 (insn_locators_initialize): Remove.
17962 (pass_insn_locators_initialize): Remove.
17963 (locations_locators_locs, locations_locators_vals): New static vars.
17964 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
17966 (insn_locators_alloc, insn_locators_finalize,
17967 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17969 (locator_location): New.
17970 (locator_line, locator_file): Rewrite.
17971 * rtl.h (emit_line_note): Kill.
17972 (insn_locators_alloc, insn_locators_finalize,
17973 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17975 * tree-inline.c (initialize_cfun): Do not initialize
17976 ib_boundaries_block.
17977 * passes.c (pass_insn_locators_initialize): Remove.
17979 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
17981 PR middle-end/31448
17982 * expr.c (reduce_to_bit_field_precision): Handle
17985 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
17987 PR tree-optimization/24659
17988 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
17989 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
17990 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
17991 * genopinit.c (optabs): Rename vec_pack_mod_optab
17992 to vec_pack_trunc_optab.
17993 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
17994 early for scalar floating point operands for NOP_EXPR.
17995 (vectorizable_type_promotion): Ditto.
17996 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
17997 vec_pack_trunc_optab.
17998 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
18000 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
18001 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
18002 Rename from VEC_PACK_MOD_EXPR.
18003 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
18004 * expr.c (expand_expr_real_1): Ditto.
18005 * tree-inline.c (estimate_num_insns_1): Ditto.
18006 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
18008 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
18009 (vec_unpacks_lo_v4sf): Ditto.
18010 (vec_pack_trunc_v2df): Ditto.
18011 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
18012 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
18013 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
18015 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
18017 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
18019 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
18020 Rename from VEC_PACK_MOD_EXPR. This expression also represent
18021 packing of floating point operands.
18022 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
18023 represent unpacking of floating point operands.
18024 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
18025 [vec_unpacks_hi]: Ditto.
18026 [vec_unpacks_lo]: Ditto.
18028 2007-04-22 Jan Hubicka <jh@suse.cz>
18030 * final.c (rest_of_handle_final): Call
18031 targetm.asm_out.constructor/targetm.asm_out.destructor
18032 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
18033 proper priority via decl_*_priority_insert.
18034 * c-common.c (c_expand_body): Likewise.
18036 2007-04-22 Richard Guenther <rguenther@suse.de>
18038 PR tree-optimization/29789
18039 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
18040 (rewrite_reciprocal): New helper split out from
18041 determine_invariantness_stmt.
18042 (rewrite_bittest): Likewise.
18043 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
18044 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
18047 2007-04-22 Revital Eres <eres@il.ibm.com>
18049 * loop-unroll.c (var_to_expand): New field to support also
18050 insns of the form x = something + x.
18051 (analyze_insn_to_expand_var): Use it.
18052 (expand_var_during_unrolling): Likewise.
18054 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
18056 * predict.c: Include pointer-set.h.
18057 (bb_predictions): New variable.
18058 (tree_predicted_by_p, tree_predict_edge,
18059 remove_predictions_associated_with_edge): Use bb_predictions map
18060 instead of bb->predictions.
18061 (clear_bb_predictions, assert_is_empty): New functions.
18062 (combine_predictions_for_bb): Use bb_predictions map. Call
18063 clear_bb_predictions.
18064 (tree_estimate_probability): Create and free bb_predictions map.
18065 * Makefile.in (predict.o): Add pointer-set.h dependency.
18066 * basic-block.h (struct basic_block_def): Remove predictions
18068 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
18070 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
18073 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
18076 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
18078 * timevar.c (timevar_print): Change reference of --disable-checking to
18079 --enable-checking=release. Also warn if assert checking is disabled.
18081 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
18084 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
18085 decl as addressable if the compound literal was marked as
18087 Mark the decl as a gimple register if it is a complex or
18088 vector decl and does not live in memory.
18090 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
18092 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
18093 (GENERIC_NEXT): New function macro.
18094 (PHI_CHAIN): Use phi_node's new chain variable.
18095 (tree_phi_node): Change tree_common to tree_base
18096 and add the chain field.
18097 * tree-phinodes.c (make_phi_node): Don't set
18098 TREE_TYPE on the new node.
18099 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
18100 instead of checking GIMPLE_TUPLE_P in chain_next.
18101 * tree-vect-transform.c
18102 (get_initial_def_for_induction): Look at
18103 PHI_RESULT_TREE for the type of the phi node.
18104 (update_vuses_to_preheader): Use PHI_CHAIN
18105 instead of TREE_CHAIN on the phi node.
18106 * tree-ssa-structalias.c (compute_points_to_sets):
18108 (ipa_pta_execute): Likewise.
18110 2007-04-21 Richard Guenther <rguenther@suse.de>
18112 PR middle-end/31136
18113 * fold-const.c (fold_unary): Call fold_convert_const on the
18116 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
18118 * gcse.c (store_killed_in_insn): Handle PARALLELs.
18119 (store_killed_in_pat): New.
18121 2007-04-20 Richard Henderson <rth@redhat.com>
18124 * config/i386/i386.c (type_has_variadic_args_p): Look for any
18125 TREE_LIST with a void_type_node value, not void_list_node exactly.
18127 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
18129 * doc/standards.texi: Re-arrange into language-specific
18130 subsections. Add a C++ section, documenting which standards we
18133 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
18135 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
18136 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
18138 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
18140 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
18141 ecrti.o and crtbegin.o.
18142 (LIB_DEFAULT_SPEC): Include -lc.
18143 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
18145 2007-04-20 Richard Henderson <rth@redhat.com>
18148 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
18149 argument; update all callers.
18150 (get_unaligned_offset): New.
18151 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
18152 get_unaligned_address, just pass on the address directly.
18153 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
18154 the subreg in the helper patterns.
18155 (unaligned_extendqidi_le): Use get_unaligned_offset.
18156 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
18157 (unaligned_extendhidi_be): Likewise.
18158 (unaligned_extendhidi): Tidy.
18159 * config/alpha/alpha-protos.h: Update.
18161 2007-04-20 Richard Henderson <rth@redhat.com>
18163 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
18164 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
18165 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
18166 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
18167 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
18168 (CPP_SPEC): Don't include %(cpp_subtarget).
18169 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
18170 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
18171 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
18173 2007-04-20 Jakub Jelinek <jakub@redhat.com>
18175 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
18176 for __builtin_ia32_cmpordss.
18178 PR tree-optimization/31632
18179 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
18180 and arg1 for optimizations of comparison against min/max values.
18181 Fold arg0 to arg1's type for optimizations of comparison against
18182 min+1 and max-1 values.
18184 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
18186 * reload.c (combine_reloads): When trying to use a dying register,
18187 check whether it's uninitialized and don't use if so.
18189 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
18191 * fold-const.c: Remove prototypes for native_encode_expr and
18192 native_interpret_expr.
18193 (native_encode_expr): Make non-static.
18194 (native_interpret_expr): Likewise.
18195 * tree.h: Add prototypes for the above.
18197 2007-04-19 Joseph Myers <joseph@codesourcery.com>
18199 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
18200 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
18201 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
18202 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
18203 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
18204 Add length attributes.
18206 2007-04-19 Janis Johnson <janis187@us.ibm.com>
18208 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
18211 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
18212 __STDC_WANT_DEC_FP__.
18214 2007-04-19 Joseph Myers <joseph@codesourcery.com>
18216 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
18217 for long double compatibility.
18218 * configure: Regenerate.
18220 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
18222 PR rtl-optimization/29841
18223 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
18225 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
18226 that may cause control flow transfer from being moved.
18228 2007-04-18 Jan Hubicka <jh@suse.cz>
18230 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
18233 2007-04-18 Eric Christopher <echristo@apple.com>
18235 * config/rs6000/darwin.md (load_macho_picbase): Use link register
18236 only. Update operands.
18237 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
18238 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
18239 link register to pic register.
18241 2007-04-18 Dirk Mueller <dmueller@suse.de>
18243 PR diagnostic/31227
18244 * tree-vrp.c (search_for_addr_array): New.
18245 (check_array_bounds): Suppress warning about
18246 address taken of array refs if its not de-referenced.
18248 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
18250 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
18251 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
18253 * tree-vectorizer.h (NITERS_KNOWN_P): New.
18254 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
18255 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
18257 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
18259 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
18261 (vect_analyze_scalar_cycles): Fix indentation.
18262 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
18263 (vect_mark_relevant): Include phis in relevance analysis.
18265 * tree-vect-transform.c (vect_transform_loop): Add an assert.
18267 2007-04-18 Anatoly Sokolov <aesok@post.ru>
18269 * config/avr/avr.c (ptrreg_to_str): Replace error() with
18270 output_operand_lossage().
18272 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
18274 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
18275 the unused code for reduction without adjust-in-epilog to simplify the
18278 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
18280 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
18281 (S390_TDC_NEGATIVE_ZERO): New constant.
18282 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
18283 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
18284 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
18285 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
18286 (S390_TDC_POSITIVE_INFINITY): New constant.
18287 (S390_TDC_NEGATIVE_INFINITY): New constant.
18288 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
18289 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
18290 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
18291 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
18292 (S390_TDC_INFINITY): New constant.
18293 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
18294 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
18295 optimization for UNSPEC_CCZ_TO_INT.
18296 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
18297 ("*ccz_to_int"): New insn.
18298 ("isinf<mode>2"): New insn.
18299 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
18300 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
18301 (UNSPEC_CCZ_TO_INT): New constant.
18303 2007-04-18 Richard Guenther <rguenther@suse.de>
18305 PR tree-optimization/19431
18306 PR tree-optimization/21463
18307 * tree-pass.h (pass_phiprop): Declare.
18308 * passes.c (init_optimization_passes): New phiprop pass.
18309 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
18310 (phivn_valid_p): New helper function.
18311 (phiprop_insert_phi): Likewise.
18312 (propagate_with_phi): Likewise.
18313 (tree_ssa_phiprop): New propagator propagating loads
18314 through phi nodes if profitable.
18316 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
18318 * tree-vect-analyze.c (process_use): New function.
18319 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
18320 Check phis in all bbs.
18321 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
18324 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
18326 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
18329 2007-04-17 Anatoly Sokolov <aesok@post.ru>
18332 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
18335 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
18337 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
18339 (sse_vmmulv4sf3): Likewise.
18340 (sse2_vmaddv2df3): Likewise.
18341 (sse2_vmmulv2df3): Likewise.
18343 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
18345 PR rtl-optimization/31360
18346 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
18347 (target_reg_cost): New.
18348 (init_set_costs): Initialize target_reg_cost. Add comments
18349 regarding the rationale of the costs.
18350 (global_cost_for_size): Renamed to...
18351 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
18352 of register pressure.
18353 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
18354 estimate_reg_pressure_cost. Add number of ivs.
18355 (determine_set_costs): Dump target_reg_cost.
18356 * loop-invariant.c (gain_for_invariant): Use
18357 estimate_reg_pressure_cost. Removed n_inv_uses argument.
18358 (best_gain_for_invariant, find_invariants_to_move): Remove
18360 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
18361 (target_reg_cost): Declare.
18362 (global_cost_for_size): Declaration removed.
18363 (estimate_reg_pressure_cost): Declare.
18365 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
18367 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
18368 regnos into even/odd register pairs.
18369 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
18370 TDmode similar to the other floating point modes.
18371 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
18372 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
18374 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
18375 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
18376 (movdd_hardfloat64): Use TARGET_MFPGPR.
18378 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
18380 * reload1.c (delete_output_reload): Don't count output in n_inherited.
18383 2005-01-05 Richard Henderson <rth@redhat.com>
18385 * reload1.c (do_input_reload): Restrict the optimization deleteing
18386 a previous output reload to RELOAD_FOR_INPUT.
18388 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
18390 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
18391 induc_vec_info_type.
18392 (vectorizable_induction): New function declaration.
18393 * tree-vect-transform.c (get_initial_def_for_induction): No need to
18394 check if already vectorized. Find first place in BB where new stmts
18395 can be inserted. Takes only one argument.
18396 (vectorizable_induction): New function.
18397 (vect_transform_stmt): Add case for induc_vec_info_type to call
18398 vectorizable_induction.
18399 (vect_transform_loop): Consider phis for vectorization.
18400 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
18402 (analyze_operations): Call vectorizable_induction when analyzing phis.
18404 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
18405 (vect_mark_relevant): Include phis in relevance analysis.
18406 (vect_mark_stmts_to_be_vectorize): Likewise.
18407 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
18409 2007-04-16 Lawrence Crowl <crowl@google.com>
18411 * doc/invoke.texi (Debugging Options): Add documentation for the
18412 -femit-struct-debug options -femit-struct-debug-baseonly,
18413 -femit-struct-debug-reduced, and
18414 -femit-struct-debug-detailed[=...].
18416 * c-opts.c (c_common_handle_option): Add
18417 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
18418 and OPT_femit_struct_debug_detailed_.
18419 * c.opt: Add specifications for
18420 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
18421 and -femit-struct-debug-detailed[=...].
18422 * opts.c (set_struct_debug_option): Parse the
18423 -femit-struct-debug-... options.
18424 * opts.c (matches_main_base, main_input_basename,
18425 main_input_baselength, base_of_path, matches_main_base): Add
18426 variables and functions to compare header base name to compilation
18428 * opts.c (should_emit_struct_debug): Add to determine to emit a
18429 structure based on the option.
18430 (dump_struct_debug) Also disabled function to debug this
18432 * opts.c (handle_options): Save the base name of the
18435 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
18436 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
18437 This hook indicates if a type is generic. Set it by default
18438 to "never generic".
18439 * langhooks.h (struct lang_hooks_for_types): Add a new hook
18440 to determine if a struct type is generic or not.
18441 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
18442 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
18443 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
18444 with live C++ hook.
18446 * flags.h (enum debug_info_usage): Add an enumeration to describe
18447 a program's use of a structure type.
18448 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
18449 to indicate the program's usage of the type. Filter structs based
18450 on the -femit-struct-debug-... specification.
18451 (gen_type_die): Split into two routines, gen_type_die and
18452 gen_type_die_with_usage. gen_type_die is now a wrapper
18453 that assumes direct usage.
18454 (gen_type_die_with_usage): Replace calls to gen_type_die
18455 with gen_type_die_with_usage adding the program usage of
18456 the referenced type.
18457 (dwarf2out_imported_module_or_decl): Suppress struct debug
18458 information using should_emit_struct_debug when appropriate.
18460 2007-04-16 Ian Lance Taylor <iant@google.com>
18462 PR tree-optimization/31522
18463 * tree-vrp.c (vr_phi_edge_counts): New static variable.
18464 (vrp_initialize): Allocate vr_phi_edge_counts.
18465 (vrp_visit_phi_node): Don't push to infinity if we saw a new
18466 executable edge. Drop test for all constants.
18467 (vrp_finalize): Free vrp_phi_edge_counts.
18469 * doc/cpp.texi (Common Predefined Macros): Clarify description of
18470 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
18472 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
18473 predecessors at head rather than tail.
18475 2007-04-16 Matthias Klose <doko@debian.org>
18477 * config/alpha/linux.h (CPP_SPEC): Define.
18478 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
18480 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
18482 * function.h: Remove sequence_stack extern declaration.
18484 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
18486 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
18488 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
18491 2007-04-16 Anatoly Sokolov <aesok@post.ru>
18493 * config/avr/avr.c (avr_arch_types): Rearranging array.
18494 (enum avr_arch): Add.
18495 (avr_mcu_types): Use avr_arch enumeration constants instead of
18497 * config/avr/avr.h (LINK_SPEC): Simplify.
18499 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
18501 * config/m68k/m68k.c (m68k_libcall_value,
18502 m68k_function_value): Use macros for register names more.
18504 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
18506 (M68K_REGNAME): Use A6_REG.
18507 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
18509 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
18511 PR middle-end/28071
18512 * sched-int.h (struct deps): Split field 'pending_lists_length' into
18513 'pending_read_list_length' and 'pending_write_list_length'. Update
18515 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
18516 to handle two length counters instead of one. Update all uses.
18517 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
18518 two length counters instead of one.
18519 * sched-rgn.c (propagate_deps): Update to handle two length counters
18522 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
18525 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
18526 copy of source, pass it to ix86_expand_vector_set and return
18529 2007-04-16 David Ung <davidu@mips.com>
18530 Joseph Myers <joseph@codesourcery.com>
18532 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
18533 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
18534 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
18535 Add 74K processor information.
18536 * config/mips/mips.md: Include 74k.md.
18537 (cpu): Add 74kc,74kf,74kx.
18538 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
18539 * config/mips/74k.md: New.
18540 * doc/invoke.texi (MIPS Options): Document 74K support.
18542 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
18544 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
18545 vectorizable_* functions.
18546 * tree-vect-transform.c (vectorizable_call): Add check for
18547 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
18548 (vectorizable_store): likewise.
18549 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
18551 (vectorizable_operation, vectorizable_type_demotion): Likewise.
18552 (vectorizable_type_promotion, vectorizable_load): Likewise.
18553 (vectorizable_live_operation, vectorizable_condition): Likewise.
18554 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
18556 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
18558 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
18560 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
18561 register numbers more.
18562 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
18563 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
18564 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
18565 FUNCTION_VALUE_REGNO_P): Likewise.
18566 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
18567 STATIC_CHAIN_REGNUM): Likewise.
18568 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
18569 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
18570 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
18571 * config/m68k/m68k.md (FP_REG): New.
18573 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
18575 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
18578 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
18580 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
18581 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
18584 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
18586 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
18589 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
18592 * c-decl.c (finish_decl): Grab the type of the decl after the call
18593 to store_init_value.
18595 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
18597 * common.opt (fforward-propagate): Fix "Optimization" annotation.
18599 2007-04-14 Jakub Jelinek <jakub@redhat.com>
18602 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
18603 dominators, post dominators and cleanup cfg before returning.
18605 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
18607 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
18608 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
18610 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
18612 * config.gcc: Recognize fido.
18613 * config/m68k/m68k-devices.def (fidoa): New.
18614 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
18616 (FL_FIDOA, TARGET_FIDOA): New.
18617 * config/m68k/m68k.opt (mfidoa): New.
18619 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18621 PR middle-end/31322
18622 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
18623 when a personality function is used.
18625 2007-04-13 Bob Wilson <bob.wilson@acm.org>
18627 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
18629 2007-04-13 Mike Stump <mrs@apple.com>
18631 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
18633 * config/darwin.opt (fapple-kext): Make C++ only.
18634 * config/darwin.c (darwin_override_options): Remove code to ensure
18635 -fapple-kext is given for C++ only.
18637 2007-04-13 Richard Sandiford <richard@codesourcery.com>
18639 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
18640 * config/mips/mips.c (override_options): Call
18641 SUBTARGET_OVERRIDE_OPTIONS, if defined.
18643 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
18645 * config/i386/i386.opt (msvr3-shlib): Removed.
18647 * doc/invoke.texi: Remove -msvr3-shlib.
18649 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
18651 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
18652 with "popcnt" instruction.
18654 2007-04-13 Richard Guenther <rguenther@suse.de>
18656 PR tree-optimization/21258
18657 * tree-vrp.c (compare_case_labels): New helper.
18658 (find_switch_asserts): New function.
18659 (find_assert_locations): Call it for SWITCH_EXPRs.
18661 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
18663 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
18664 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
18665 check is now implied in X87_FLOAT_MODE_P.
18666 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
18667 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
18668 (fix_trunc<mode>_i386_fisttp): Ditto.
18669 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
18670 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
18671 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
18672 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
18673 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
18674 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
18675 (unnamed_splitters): Ditto.
18676 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
18677 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
18678 FIRST_SSE_REG for local functions when SSE math is enabled or
18679 for functions with sseregparm attribute.
18680 (standard_80387_constant_p): Return -1 if mode is not
18682 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
18683 (ix86_expand_compare): Ditto.
18684 (ix86_expand_carry_flag_compare): Ditto.
18685 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
18686 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
18687 DECIMAL_FLOAT_MODE_P.
18688 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
18689 of SCALAR_FLOAT_MODE_P.
18690 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
18691 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
18692 checks before FLOAT_MODE_P.
18693 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
18694 before FLOAT_MODE_P.
18699 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
18701 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
18702 Charles Wilson <libtool@cwilson.fastmail.fm>
18704 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
18705 (libgcc.mvars): Don't depend on them.
18706 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
18707 * exec-tool.in: New.
18709 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
18711 * doc/invoke.text (--help): Document --help=common.
18713 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
18715 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
18717 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18719 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
18720 * genemit.c (main): Emit #include "integrate.h".
18721 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
18722 (LOADGP_RTP): New mips_loadgp_style.
18723 * config/mips/mips.h: Include config/vxworks-dummy.h.
18724 (TARGET_RTP_PIC): New macro.
18725 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
18726 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
18727 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
18728 for TARGET_RTP_PIC.
18729 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
18730 -mvxworks-pic when using -mrtp and a PIC option.
18731 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
18733 (mips_symbolic_constant_p, mips_symbolic_address_p)
18734 (mips_symbol_insns): Handle SYMBOL_HALF.
18735 (override_options): Warn about -G and -mrtp being used together.
18736 Initialize mips_lo_relocs[SYMBOL_HALF].
18737 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
18738 (mips_emit_loadgp): Handle LOADGP_RTP.
18739 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
18740 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
18741 (tablejump): Handle function-relative case table entries if
18743 * config/mips/predicates.md (symbol_ref_operand): New predicate.
18745 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18747 * config/mips/mips.md (load_call<mode>): Allow any general register.
18749 (sibcall_value_internal, sibcall_value_multiple_internal)
18750 (call_value_internal, call_value_split, call_value_multiple_internal)
18751 (call_value_multiple_split): Remove constraints from operand 0.
18753 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18755 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
18756 rather than loadgp_noshared.
18757 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
18758 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
18760 * config/mips/mips.md (loadgp): Rename to...
18761 (loadgp_newabi): ...this.
18762 (loadgp_noshared): Rename to...
18763 (loadgp_absolute): ...this.
18765 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18767 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
18768 false for locally-binding symbols.
18769 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
18771 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18773 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
18774 (SYMBOL_GOT_PAGE_OFST): ...this.
18775 (SYMBOL_GOT_GLOBAL): Rename to...
18776 (SYMBOL_GOT_DISP): ...this.
18777 (SYMBOL_GOTOFF_GLOBAL): Rename to...
18778 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
18779 * config/mips/mips.c (mips_global_symbol_p): New function.
18780 (mips_symbol_binds_local_p): Likewise.
18781 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
18782 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
18783 mips_global_symbol_p and mips_symbol_binds_local_p.
18784 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
18785 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
18786 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
18787 SYMBOL_GOTOFF_DISP.
18788 (mips_ok_for_lazy_binding_p): New function.
18789 (mips_load_call_address, mips_expand_call): Use it.
18790 (mips_dangerous_for_la25_p): Likewise.
18791 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
18792 (*got_disp<mode>): Use got_disp_operand instead of
18793 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
18794 SYMBOL_GOTOFF_GLOBAL.
18795 (*got_page<mode>): Use got_page_ofst_operand instead of
18797 * config/mips/predicates.md (const_call_insn_operand): Use
18798 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
18799 (global_got_operand): Rename to...
18800 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
18802 (local_got_operand): Rename to...
18803 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
18804 of SYMBOL_GOT_LOCAL.
18806 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18808 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
18809 TARGET_CALL_CLOBBERED_GP.
18810 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
18811 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
18812 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
18813 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
18814 of TARGET_ABICALLS && !TARGET_NEWABI.
18815 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
18816 * config/mips/mips.c (mips_load_call_address): Check
18817 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
18818 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
18819 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
18820 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
18821 TARGET_ABICALLS && TARGET_NEWABI.
18822 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
18824 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
18825 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
18826 TARGET_ABICALLS && TARGET_NEWABI.
18827 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
18828 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
18829 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
18830 whether indirect calls must use $25.
18831 (mips_extra_live_on_entry): Check TARGET_GOT instead of
18833 * config/mips/mips.md (jal_macro): Check flag_pic and
18834 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
18835 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
18836 instead of TARGET_ABICALLS.
18837 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
18838 TARGET_ABICALLS && TARGET_OLDABI.
18839 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
18840 (sibcall): In the comment above the define_insn, mention
18841 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
18842 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
18843 instead of TARGET_ABICALLS.
18845 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
18847 * doc/md.texi (Blackfin family constraints): Document PA and PB.
18848 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
18849 (MACFLAGS_MATCH_P): New macro.
18850 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
18851 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
18852 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
18853 the other MACFLAG constants.
18854 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
18855 (flag_machi): Tighten constraints. Renumber some of the operands.
18856 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
18858 (flag_machi_parts_acconly): New pattern.
18859 (flag_macinithi): Tighten constraints. Allow any accumulator to be
18861 (flag_macinit1hi): Tighten constraints.
18862 (flag_mul_macv2hi_parts_acconly): New pattern.
18864 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
18865 Use a more efficient implementation.
18866 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
18867 inline sequences when not optimizing for size.
18869 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
18870 movhi_high2low): Delete, merge functionality into...
18871 (packv2hi): ... this pattern.
18873 2007-02-11 Jie Zhang <jie.zhang@analog.com>
18874 * config/bfin/bfin.opt (msim): New option.
18875 (mcpu=): New option.
18876 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
18877 (bfin_cpu_t): Typedef of enum bfin_cpu.
18878 (bfin_cpu_type): New declaration.
18879 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
18880 -msim and -mcpu= options.
18881 (LIB_SPEC): Likewise.
18882 * config/bfin/bfin.c (bfin_cpu_type): Define.
18883 (bfin_handle_option): Handle -mcpu= option.
18884 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
18885 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
18886 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
18888 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18890 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
18891 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
18892 (powerpc-wrs-vxworksae): Use ${tm_file}.
18893 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
18894 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
18895 * config/i386/vx-common.h: New file.
18897 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18899 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
18902 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
18904 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
18907 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
18911 * c-common.c (c_build_qualified_type): Set canonical type
18914 2007-04-12 Richard Guenther <rguenther@suse.de>
18916 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
18917 lower bound and element size if lower bound is not zero
18918 or either of the ARRAY_REF operands is set.
18920 2007-04-12 Richard Guenther <rguenther@suse.de>
18922 PR tree-optimization/24689
18923 PR tree-optimization/31307
18924 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
18926 * gimplify.c (canonicalize_addr_expr): To be consistent with
18927 gimplify_compound_lval only set operands two and three of
18928 ARRAY_REFs if they are not gimple_min_invariant. This makes
18929 it never at this place.
18930 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
18932 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18934 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
18935 null before emitting a .nsubspa directive.
18937 2007-04-11 Diego Novillo <dnovillo@redhat.com>
18939 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
18940 need_to_partition_p if there are no memory statements in the
18943 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
18945 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
18946 (gcd_of_steps_may_divide_p): New function.
18947 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
18949 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
18951 * reload.c (find_reloads_toplev, find_reloads_address,
18952 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
18953 not a pointer equality test, to decide if we need to call
18954 push_reg_equiv_alt_mem.
18956 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
18958 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
18959 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
18961 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
18963 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
18965 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
18966 vector to be positive.
18968 2007-04-11 Diego Novillo <dnovillo@redhat.com>
18972 * doc/invoke.texi: Document --params max-aliased-vops and
18974 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
18975 debug_memory_partitions): Move to tree-flow.h
18976 * params.h (AVG_ALIASED_VOPS): Define.
18977 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
18979 (mp_info_t): Likewise.
18980 (get_mem_sym_stats_for): New.
18981 (set_memory_partition): Move from tree-flow-inline.h.
18982 (mark_non_addressable): Only clear the set of symbols for the
18983 partition if it exists.
18984 (dump_memory_partitions): Move from tree-ssa-operands.c
18985 (debug_memory_partitions): Likewise.
18986 (need_to_partition_p): New.
18987 (dump_mem_ref_stats): New.
18988 (debug_mem_ref_stats): New.
18989 (dump_mem_sym_stats): New.
18990 (debug_mem_sym_stats): New.
18991 (update_mem_sym_stats_from_stmt): New.
18992 (compare_mp_info_entries): New.
18993 (mp_info_cmp): Call it.
18994 (sort_mp_info): Change argument to a list of mem_sym_stats_t
18996 (get_mpt_for): Move from tree-ssa-operands.c.
18997 (find_partition_for): New.
18998 (create_partition_for): Remove.
18999 (estimate_vop_reduction): New.
19000 (update_reference_counts): New.
19001 (build_mp_info): New.
19002 (compute_memory_partitions): Refactor.
19003 Document new heuristic.
19004 Call build_mp_info, update_reference_counts,
19005 find_partition_for and estimate_vop_reduction.
19006 (compute_may_aliases): Populate virtual operands before
19007 calling debugging dumps.
19008 (delete_mem_sym_stats): New.
19009 (delete_mem_ref_stats): New.
19010 (init_mem_ref_stats): New.
19011 (init_alias_info): Call it.
19012 (maybe_create_global_var): Remove alias_info argument.
19013 Get number of call sites and number of pure/const call sites
19014 from gimple_mem_ref_stats().
19015 (dump_alias_info): Call dump_memory_partitions first.
19016 (dump_points_to_info_for): Show how many times a pointer has
19018 * opts.c (decode_options): For -O2 set --param
19019 max-aliased-vops to 500.
19020 For -O3 set --param max-aliased-vops to 1000 and --param
19021 avg-aliased-vops to 3.
19022 * fortran/options.c (gfc_init_options): Remove assignment to
19024 * tree-flow-inline.h (gimple_mem_ref_stats): New.
19025 * tree-dfa.c (dump_variable): Dump memory reference
19027 Dump NO_ALIAS* settings.
19028 (referenced_var_lookup): Tidy.
19029 (mem_sym_stats): New.
19030 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
19031 and ORIG are different SSA names for a memory partition.
19032 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
19033 * tree-flow.h (struct mem_sym_stats_d): Define.
19034 (mem_sym_stats_t): Define.
19035 (struct mem_ref_stats_d): Define.
19036 (struct gimple_df): Add field mem_ref_stats.
19037 (enum noalias_state): Define.
19038 (struct var_ann_d): Add bitfield noalias_state.
19039 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
19040 debug_mem_ref_stats, debug_memory_partitions,
19041 debug_mem_sym_stats): Declare.
19042 * tree-ssa-structalias.c (update_alias_info): Update call
19043 sites, pure/const call sites and asm sites in structure
19044 returned by gimple_mem_ref_stats.
19045 Remove local variable IS_POTENTIAL_DEREF.
19046 Increase NUM_DEREFS if the memory expression is a potential
19048 Call update_mem_sym_stats_from_stmt.
19049 If the memory references memory, call
19050 update_mem_sym_stats_from_stmt for all the direct memory
19051 symbol references found.
19052 (intra_create_variable_infos): Set noalias_state field for
19053 pointer arguments according to the value of
19054 flag_argument_noalias.
19055 * tree-ssa-structalias.h (struct alias_info): Remove fields
19056 num_calls_found and num_pure_const_calls_found.
19057 (update_mem_sym_stats_from_stmt): Declare.
19058 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
19059 Set default value to 100.
19060 (PARAM_AVG_ALIASED_VOPS): Define.
19062 2007-04-11 Richard Guenther <rguenther@suse.de>
19064 PR middle-end/31530
19065 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
19066 a * -b + c as c - a * b if we honor sign dependent rounding.
19068 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
19070 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
19071 bfin_expand_strmov.
19072 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
19073 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
19075 (initialize_trampoline): Don't use old-style function definition.
19076 (bfin_secondary_reload): Mark IN_P argument as unused.
19078 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
19080 PR tree-optimization/31343
19081 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
19082 (build_polynomial_chrec): Return a scalar when the evolution is zero.
19083 * testsuite/gcc.dg/vect/pr31343.c: New.
19085 2007-04-10 Eric Christopher <echristo@apple.com>
19087 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
19088 * config/i386/i386.md (*cmpfp0): Use.
19089 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
19090 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
19091 (fix_trunc<mode>_i386_fisttp): Ditto.
19092 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
19093 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
19094 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
19095 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
19096 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
19097 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
19098 (unnamed_splitters): Ditto.
19099 * config/i386/i386.c (output_fix_trunc): Assert that
19100 we're not being passed a TFmode operand.
19102 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
19104 PR tree-optimization/31526
19105 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
19106 n_basic_blocks to find newly added blocks.
19108 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
19110 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
19112 (fix_trunc<mode>si_sse): Ditto.
19113 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
19114 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
19115 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
19116 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
19117 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
19118 expander using SSEMODEF mode macro.
19119 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
19120 expander using SSEMODEF mode macro.
19121 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
19122 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
19123 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
19124 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
19125 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
19126 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
19127 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
19128 Macroize insn using X87MODEF mode macro.
19130 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
19132 * config/i386/sse.md (sse2_pinsrw): Removed.
19133 (sse2_pextrw): Renamed to ...
19134 (*sse2_pextrw): This.
19136 2007-04-09 Jan Hubicka <jh@suse.cz>
19139 * config/i386/sse.md
19140 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
19141 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
19142 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
19143 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
19145 2007-04-09 Jan Hubicka <jh@suse.cz>
19147 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
19148 multiple fields of union.
19150 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
19152 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
19153 (create_preheaders): Check that loops are available.
19154 (fix_loop_structure): Clean up, improve comments.
19155 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
19156 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
19158 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
19159 * predict.c (tree_estimate_probability): Do not call
19160 calculate_dominance_info. Call create_preheaders.
19161 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
19162 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
19164 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
19165 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
19166 * tree-cfg.c (tree_split_edge): Make an assert more precise.
19167 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
19170 2007-04-08 Jan Hubicka <jh@suse.cz>
19172 * tree.h (maybe_fold_offset_to_component_ref): Declare.
19173 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
19174 * fold-const.c (fold_unary): Use it.
19176 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
19178 * varasm.c (assemble_variable): Remove call to
19179 lang_hooks.decls.prepare_assemble_variable.
19180 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
19181 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
19182 * langhooks.h (lang_hooks_for_decls): Remove
19183 prepare_assemble_variable.
19185 2007-04-08 Mike Stump <mrs@apple.com>
19187 * config/i386/i386.c: Use inc/dec on Core2.
19189 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
19191 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
19192 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
19193 lhd_tree_inlining_end_inlining): Remove.
19194 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
19195 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
19196 end_inlining hooks.
19197 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
19198 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
19199 lhd_tree_inlining_end_inlining): Remove prototypes.
19200 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
19201 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
19202 LANG_HOOKS_TREE_INLINING_START_INLINING,
19203 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
19205 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
19208 2007-04-08 Anatoly Sokolov <aesok@post.ru>
19211 * config/avr/predicates.md (io_address_operand): Delete predicate.
19212 (low_io_address_operand): Don't use 'mode' argument.
19213 (higth_io_address_operand): Rename ...
19214 (high_io_address_operand): ... to this. Don't use 'mode' argument.
19215 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
19218 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
19220 Revert change removing staticp.
19222 2007-04-07 Anatoly Sokolov <aesok@post.ru>
19225 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
19228 2007-04-07 Bruce Korb <bkorb@gnu.org>
19230 * c.opt: Add -Wformat-contains-nul.
19231 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
19233 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
19234 the NUL byte warning.
19236 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
19238 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
19240 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
19242 * tree.c (staticp): No longer use staticp langhook.
19243 * langhooks.c (lhd_staticp): Removed.
19244 * langhooks.h (struct lang_hooks): Remove staticp.
19245 * c-common.c (c_staticp): Remove.
19246 * c-common.h (c_staticp): Ditto.
19247 * langhooks-defs.h (lhd_staticp): Ditto.
19248 (LHD_HOOKS_STATICP): Ditto
19249 * tree.h (gcc_assert_lowered): New macro.
19251 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
19253 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
19254 argument "reliable".
19255 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
19256 Add argument "reliable". Propagate it through calls.
19257 (infer_loop_bounds_from_undefined): Derive number of iterations
19258 estimates from references in blocks that do not dominate loop latch.
19259 (gcov_type_to_double_int): New function.
19260 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
19261 and expected_loop_iterations_unbounded.
19262 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
19263 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
19264 * tree-data-ref.c (estimated_loop_iterations): Export.
19265 (get_references_in_stmt): Fix -- do not return addresses of local
19267 * cfgloop.h (expected_loop_iterations_unbounded,
19268 estimated_loop_iterations): Declare.
19270 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
19272 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
19274 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
19276 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
19277 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
19278 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
19279 Use output_387_reg_move().
19280 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
19281 expander using X87MODEF12 mode macro.
19282 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
19283 choosing register preferences. Use output_387_reg_move().
19284 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
19285 instead of "x". Use output_387_reg_move().
19286 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
19287 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
19288 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
19289 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
19290 Use output_387_reg_move().
19291 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
19293 (*truncxf?f_i387 splitter): Ditto.
19295 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
19297 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
19298 LANG_HOOKS_SAFE_FROM_P.
19299 * expr.c (safe_from_p): Remove langhook call.
19300 * langhooks.h (lang_hooks): Remove safe_from_p.
19301 (lhd_safe_from_p): Remove prototype.
19302 * langhooks.c (lhd_safe_from_p): Remove.
19304 2007-04-06 Jan Hubicka <jh@suse.cz>
19306 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
19309 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
19311 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
19312 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
19313 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
19314 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
19316 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
19317 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
19319 2007-04-05 Richard Henderson <rth@redhat.com>
19321 * config/alpha/alpha.c (print_operand) [+]: Remove.
19322 (alpha_end_function): Print nop if call at end of function.
19323 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
19324 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
19325 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
19326 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
19327 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
19328 the call pattern. Update peepholes to match.
19330 2007-04-05 Janis Johnson <janis187@us.ibm.com>
19332 * doc/extend.texi (Other Builtins): Add decimal float variants
19334 * builtins.def: Ditto.
19335 * builtins.c (expand_builtin): Ditto.
19337 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
19338 H.J. Lu <hongjiu.lu@intel.com>
19341 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
19342 of V8HImode when calling ix86_binary_operator_ok.
19343 (sse2_pmaddwd): Call ix86_binary_operator_ok.
19344 (sdot_prodv8hi): Operands 1 and 2 must be register.
19346 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
19348 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
19349 initialize align to silence bogus warning.
19351 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
19353 PR middle-end/22156
19354 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
19356 (struct sra_walk_fns): Remove use_all parameter from use.
19357 (sra_hash_tree): Handle BIT_FIELD_REFs.
19358 (sra_elt_hash): Don't hash bitfld blocks.
19359 (sra_elt_eq): Skip them in parent compares as well. Handle
19361 (sra_walk_expr): Don't maintain or pass down use_all_p.
19362 (scan_use): Remove use_all parameter.
19363 (scalarize_use): Likewise. Re-expand assignment to
19364 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
19365 output, and re-scalarize after output. Don't mark anything
19367 (scalarize_ldst): Adjust.
19368 (scalarize_walk_gimple_modify_statement): Likewise.
19369 (build_element_name_1): Handle BIT_FIELD_REFs.
19370 (instantiate_element): Don't warn for any element whose parent
19371 is used as a whole.
19372 (instantiate_missing_elements_1): Return the sra_elt.
19373 (canon_type_for_field): New.
19374 (try_instantiate_multiple_fields): New.
19375 (instantiate_missing_elemnts): Use them.
19376 (mark_no_warning): Removed.
19377 (generate_one_element_ref): Handle BIT_FIELD_REFs.
19378 (REPLDUP, sra_build_elt_assignment): New.
19379 (generate_copy_inout): Use them.
19380 (generate_element_copy): Likewise. Handle bitfld differences.
19381 (generate_element_zero): Don't recurse for blocks. Use
19382 sra_build_elt_assignment.
19383 (generate_one_element_int): Take elt instead of var. Use
19384 sra_build_elt_assignment.
19385 (generate_element_init_1): Adjust.
19386 (scalarize_use, scalarize_copy): Use REPLDUP.
19387 (scalarize_ldst): Move assert before dereference.
19388 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
19390 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
19392 * regmove.c: Fix unused variable warnings due to previous commit.
19394 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
19396 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
19397 (regmove_bb_head): Remove.
19398 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
19399 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
19400 problems with fixup_match_1.
19401 Don't initialize/free regmove_bb_head.
19403 (reg_is_remote_constant_p): If an insn is in the same basic block
19404 but not before INSN, consider it remote, too.
19406 2007-04-05 Anatoly Sokolov <aesok@post.ru>
19409 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
19410 DECL_ASSEMBLER_NAME, not the DECL_NAME.
19412 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
19414 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
19415 (CONDITIONAL_REGISTER_USAGE): Likewise.
19417 2007-04-04 Richard Henderson <rth@redhat.com>
19419 * config/alpha/lib1funcs.asm: Remove unused file.
19421 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
19424 * opts.c (print_specific_help): Fix --help=<language>
19426 (common_handle_option): Support --help=common.
19428 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
19431 * gcc.c (main): Do not run the linker if
19432 print_subprocess_help indicates that it shouldn't be
19435 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
19438 * doc/invoke.texi (--help=): Document <languages> value, fix
19439 formatting in tables of values.
19441 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
19443 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
19444 dllimport attribute of virtual methods.
19446 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
19448 * config/score/crti.asm: Change _bss_start to __bss_start.
19449 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
19450 (OUTGOING_REG_PARM_STACK_SPACE) update.
19451 * config/score/score.opt: add options to make backend support
19452 score5, score5u, score7 and score7d.
19453 * config/score/score.md: Likewise.
19454 * config/score/misc.md: Likewise.
19455 * config/score/mac.md: Likewise.
19456 * doc/invoke.texi: Likewise.
19457 * doc/md.texi: update constraints define.
19459 2007-04-03 Richard Henderson <rth@redhat.com>
19461 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
19462 an appropriate type, use the mode instead.
19464 2007-04-03 Richard Sandiford <richard@codesourcery.com>
19466 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
19467 Set the default --with-arch setting to mips2.
19468 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
19469 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
19470 (MULTILIB_OSDIRNAMES): Delete.
19471 (MULTILIB_DIRNAMES): Define.
19472 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
19473 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
19474 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
19475 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
19476 VXWORKS_OS_CPP_BUILTINS.
19477 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
19478 (MIPS_DEBUGGING_INFO): Undefine.
19479 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
19481 2007-04-03 Jakub Jelinek <jakub@redhat.com>
19483 PR middle-end/30704
19484 * fold-const.c (native_encode_real): Encode real.c provided longs
19485 as a series of 32-bit native integers.
19486 (native_interpret_real): Interpret buffer as a series of 32-bit
19489 2007-04-03 Richard Guenther <rguenther@suse.de>
19491 * genpreds.c (write_insn_constraint_len): Write function
19492 optimized for CONSTRAINT_LEN implementation.
19493 (write_tm_preds_h): Output insn_constraint_len inline and
19494 use it for CONSTRAINT_LEN.
19495 (write_insn_preds_c): Don't output insn_constraint_len.
19496 * doc/md.texi (define_register_constraint): Document multi-letter
19497 constraints shall have the same length if they start with the same
19500 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
19503 * config/i386/i386.md (isinf<mode>2): Expand only when
19504 TARGET_C99_FUNCTIONS is set.
19506 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
19508 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
19509 (x86_64-*-linux*): Ditto.
19510 * config/i386/i386.opt (mpc): New option.
19511 * config/i386/i386.c (overrride_options): Handle
19512 ix87_precision_string.
19513 * config/i386/crtprec.c: New file.
19514 * config/i386/t-crtpc: Ditto.
19515 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
19516 and -mpc80 options.
19517 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
19518 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
19519 crtprec32.o, crtprec64.o and crtprec80.o.
19521 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
19522 and -mpc80 options.
19523 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
19525 2007-04-02 Eric Christopher <echristo@apple.com>
19527 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
19528 limitations on darwin.
19530 2007-04-02 Anatoly Sokolov <aesok@post.ru>
19533 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
19535 2007-04-02 Dave Korn <dave.korn@artimi.com>
19537 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
19539 2007-04-02 Dave Korn <dave.korn@artimi.com>
19541 * libgcc2.h (exception_descriptor): Don't forward-declare.
19542 (__get_eh_table_language, __get_eh_table_version): Delete
19543 prototypes of long-dead functions.
19545 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
19547 * ebitmap.h: New file
19548 * ebitmap.c: New file
19549 * Makefile.in (ebitmap.o): New target.
19551 2007-04-01 Jan Hubicka <jh@suse.cz>
19553 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
19554 before very first instruction.
19556 2007-04-01 Jan Hubicka <jh@suse.cz>
19558 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
19559 waring on 64bit hosts.
19560 * bitmap.h: Fix typo in bitmap_head_def.
19562 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
19564 PR rtl-optimization/31391
19565 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
19566 into a DELETED_LABEL note, and the label is in an empty basic
19567 block, update BB_END as well as BB_HEAD.
19569 2007-04-01 Richard Henderson <rth@redhat.com>
19571 PR tree-optimization/31169
19572 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
19573 to varying if the range is outside [0, prec-1].
19575 2007-04-01 Richard Sandiford <richard@codesourcery.com>
19578 * config/mips/mips.md (load_const_gp): New insn.
19579 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
19580 the MIPS16 GP pseudo register if no_new_pseudos.
19581 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
19583 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
19586 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
19588 (call_value): Likewise.
19590 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
19591 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19594 * doc/invoke.texi: (optimization options): Reword description
19595 of -ffast-math. Document its primary purpose.
19597 2007-03-31 Richard Guenther <rguenther@suse.de>
19599 * omp-low.c (splay-tree.h): Include.
19600 (lookup_decl): Replace splay-tree usage by pointer-map.
19601 (maybe_lookup_decl): Likewise.
19602 (new_omp_context): Likewise.
19603 (delete_omp_context): Likewise.
19604 * gimplify.c (splay-tree.h): Include.
19605 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
19607 (remap_ssa_name): Likewise.
19608 (remap_decl): Likewise.
19609 (remap_type_1): Likewise.
19610 (remap_type): Likewise.
19611 (copy_body_r): Likewise.
19612 (expand_call_inline): Likewise.
19613 (clone_body): Likewise.
19614 (copy_tree_r): Likewise.
19615 (remap_save_expr): Likewise.
19616 (unsave_r): Likewise.
19617 (unsave_expr_now): Likewise.
19618 (tree_function_versioning): Likewise.
19619 (build_duplicate_type): Likewise.
19620 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
19621 (struct copy_body_data): Replace splay-tree by pointer-map.
19622 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
19623 not $(SPLAY_TREE_H).
19624 (gimplify.o): Depend on $(SPLAY_TREE_H).
19625 (omp-low.p): Likewise.
19627 2007-03-31 Anatoly Sokolov <aesok@post.ru>
19629 * config/avr/predicates.md (even_register_operand,
19630 odd_register_operand): New predicates.
19631 * config/avr/avr.md (movw peephole2): New.
19632 (movw_r peephole2): New.
19634 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
19636 * tree.h (get_signed_or_unsigned_type): New.
19637 * fold-const.c (operand_equal_for_comparison_p): Use
19638 get_signed_or_unsigned_type instead of
19639 lang_hooks.types.signed_or_unsigned_type.
19640 * expr.c (store_expr): Ditto.
19641 * langhooks.c (get_signed_or_unsigned_type): New.
19642 (lhd_signed_or_unsigned_type): New.
19643 * langhooks.h (lhd_signed_or_unsigned_type): New.
19644 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
19646 2007-03-30 Richard Henderson <rth@redhat.com>
19648 * tree-ssa-loop-ivopts.c: Include target.h.
19649 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
19650 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
19651 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
19652 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
19654 2007-03-30 Richard Henderson <rth@redhat.com>
19655 Kai Tietz <kai.tietz@onevision.com>
19657 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
19658 default for 64-bit.
19659 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
19660 (TARGET_64BIT_MS_ABI): New.
19661 (DBX_REGISTER_NUMBER): Handle 64-bit.
19662 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
19663 (LONG_TYPE_SIZE): Force to 32.
19664 (REG_PARM_STACK_SPACE): New.
19665 (OUTGOING_REG_PARM_STACK_SPACE): New.
19666 (REGPARM_MAX, SSE_REGPARM_MAX): New.
19667 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
19668 (STACK_BOUNDARY): Use 128 for 64-bit.
19669 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
19670 Add 64-bit implementation.
19671 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
19673 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
19674 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
19675 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
19676 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
19677 (ix86_handle_cconv_attribute): Don't warn when ignoring if
19678 TARGET_64BIT_MS_ABI.
19679 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
19680 (ix86_pass_by_reference): Likewise.
19681 (ix86_function_value_regno_p): Likewise.
19682 (ix86_build_builtin_va_list): Likewise.
19683 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
19684 (function_arg_advance_ms_64): New.
19685 (function_arg_advance): Call it.
19686 (function_arg_ms_64): New.
19687 (function_arg): Call it.
19688 (function_value_ms_64): New.
19689 (ix86_function_value_1): Call it.
19690 (return_in_memory_ms_64): New.
19691 (ix86_return_in_memory): Call it.
19692 (setup_incoming_varargs_ms_64): New.
19693 (ix86_setup_incoming_varargs): Call it.
19694 (ix86_expand_prologue): Handle 64-bit stack probing.
19695 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
19696 (output_pic_addr_const): Likewise.
19697 (x86_this_parameter): Likewise.
19698 (x86_output_mi_thunk): Likewise.
19699 (x86_function_profiler): Likewise.
19700 (TARGET_STRICT_ARGUMENT_NAMING): New.
19701 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
19702 (TARGET_64BIT_MS_ABI): New.
19703 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
19704 * config/i386/i386.md (allocate_stack_worker): Remove.
19705 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
19706 describe the clobber of eax without a match_scratch.
19707 (allocate_stack_worker_postreload): Remove.
19708 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
19709 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
19710 (allocate_stack_worker_rex64_postreload): Remove.
19711 (allocate_stack): Handle 64-bit.
19712 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
19713 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
19714 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
19715 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
19716 (STANDARD_STARTFILE_PREFIX_1): Likewise.
19717 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
19718 * config.build (x86_64-*-mingw*): New host.
19719 * config.host (x86_64-*-mingw*): New host.
19720 * config.gcc (x86_64-*-mingw*): New target.
19721 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
19723 2007-03-30 Richard Henderson <rth@redhat.com>
19724 Kai Tietz <kai.tietz@onevision.com>
19726 * c-pragma.c (struct def_pragma_macro_value): New.
19727 (struct def_pragma_macro): New.
19728 (pushed_macro_table): New.
19729 (dpm_hash, dpm_eq): New.
19730 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
19731 (init_pragma): Install them.
19732 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
19734 2007-03-30 Anatoly Sokolov <aesok@post.ru>
19736 * config/avr/avr.c (avr_override_options): Clear
19737 'flag_delete_null_pointer_checks'.
19739 2007-03-30 Paolo Carlini <pcarlini@suse.de>
19742 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
19743 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
19744 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
19745 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
19746 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
19747 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
19748 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
19750 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
19752 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
19754 * regmove.c: Move all of pass_stack_adjustments from here...
19755 * combine-stack-adj.c: ...to this new file.
19756 * Makefile.in: Add rules for combine-stack-adj.o.
19758 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
19760 PR tree-optimization/31383
19761 * tree-data-ref.c (affine_function_equal_p): Do not require the
19762 vectors to have the same length.
19764 2007-03-30 Jan Hubicka <jh@suse.cz>
19766 PR middle-end/30700
19767 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
19768 availablility; add more sanity checking; ask varpool only about
19771 2007-03-29 Richard Henderson <rth@redhat.com>
19773 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
19774 to decide, but __SIZEOF_LONG_LONG__.
19776 2007-03-29 Richard Henderson <rth@redhat.com>
19778 * emutls.c (struct __emutls_array): New.
19779 (emutls_destroy): Use it instead of casting element 0 from void*.
19780 (__emutls_get_address): Likewise.
19782 2007-03-29 Richard Henderson <rth@redhat.com>
19784 * varasm.c (initializer_constant_valid_p): Don't deny
19785 DECL_DLLIMPORT_P on functions.
19787 * config/i386/cygming.h: Remove function declarations.
19788 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
19789 (ASM_OUTPUT_LABELREF): Remove.
19790 (COMMON_ASM_OP): Remove.
19791 (ASM_OUTPUT_COMMON): Remove.
19792 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
19793 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
19794 (ASM_DECLARE_FUNCTION_NAME): Likewise.
19795 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
19796 Rename from TARGET_ENCODE_SECTION_INFO.
19797 * config/i386/netware.h: Likewise.
19798 * config/i386/i386-protos.h: Update.
19799 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
19800 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
19801 (legitimate_constant_p): Reject dllimports.
19802 (dllimport_map, get_dllimport_decl): New.
19803 (legitimize_dllimport_symbol): New.
19804 (legitimize_address, ix86_expand_move): Use it.
19805 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
19806 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
19807 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
19808 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
19809 * config/i386/predicates.md (constant_call_address_operand): Only
19810 accept symbols; reject dllimport_p symbols.
19811 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
19812 i386_pe_maybe_record_exported_symbol.
19813 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
19814 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
19815 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
19816 trust the setting of DECL_DLLIMPORT_P.
19817 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
19818 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
19819 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
19820 tidy the argument scanning loop.
19821 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
19822 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
19823 (i386_pe_strip_name_encoding): Remove.
19824 (i386_pe_binds_local_p): New.
19825 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
19826 (i386_pe_output_labelref): Remove.
19827 (i386_pe_asm_output_aligned_decl_common): New.
19828 (i386_pe_maybe_record_exported_symbol): Rename from
19829 i386_pe_record_exported_symbol; check for dllexported symbols.
19831 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
19833 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
19834 add comment explaining why vsnprintf cannot be used.
19836 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
19838 PR tree-optimization/30666
19839 * tree.c (build_complex_type): When creating type names for DWARF2
19840 debug info, create TYPE_DECLs for TYPE_NAME instead of
19842 (build_common_tree_nodes_2): Use build_complex_type when building
19843 predefined complex types, to preserve canonical types.
19845 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
19847 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
19848 (noce_get_alt_condition): Look at it to determine whether to
19849 reverse the condition or not.
19850 (noce_get_condition): Substitute the truth for lies.
19851 (noce_find_if_block): Set the then_else_reversed field.
19853 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
19855 * config/fr30/fr30.md (movdi): Do not accept immediates as the
19856 destination of this insn.
19857 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
19858 than calling gen_rtx_SET directly. Use r0 to hold the value of
19859 'address + 4' rather than a stack based temporary which can be
19860 mis-optimized away.
19862 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
19864 * config/s390/s390.c (s390_secondary_input_reload_class,
19865 s390_secondary_output_reload_class): Functions removed.
19866 (s390_secondary_reload): New function.
19867 (TARGET_SECONDARY_RELOAD): Target macro defined.
19868 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
19869 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
19870 * config/s390/s390.md ("reload_outti", "reload_outdi",
19871 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
19872 "reload_out<mode>"): Expanders removed.
19873 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
19874 "reload<mode>_nonoffmem_out"): Expanders added.
19876 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
19878 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
19879 action if SRC->DEST replacement failed anyway.
19881 2007-03-28 Mike Stump <mrs@apple.com>
19883 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
19884 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
19885 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
19887 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19889 * config.gcc: Accept barcelona as a variant of amdfam10.
19890 * config/i386/i386.c (override_options): Likewise.
19891 * doc/invoke.texi: Likewise.
19893 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
19895 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
19896 offsets for BIT_FIELD_REF and COMPONENT_REF.
19898 2007-03-28 Richard Guenther <rguenther@suse.de>
19900 * tree.c (is_global_var): Move ...
19901 * tree-flow-inline.h (is_global_var): ... here.
19902 * tree.h (is_global_var): Remove declaration.
19904 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
19906 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
19908 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
19909 * config/i386/i386.c (ix86_tune_features): Initialize new
19911 * config/i386/predicates.md (promotable_binary_operator): Use
19912 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
19914 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
19917 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
19919 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
19921 * config/fr30/fr30.md (movsi_internal): Change destination
19922 constraint from m to V and add m to the end.
19924 2007-03-28 Christian Bruel <christian.bruel@st.com>
19926 * config/sh/sh.md (movsi_i): Fix type attribute.
19928 2007-03-28 Christian Bruel <christian.bruel@st.com>
19930 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
19931 (movsf_ie): Likewise.
19933 2007-03-28 Christian Bruel <christian.bruel@st.com>
19935 * config.gcc: Add sh4-300 to multilib.
19936 * config/sh/t-mlib-sh4-300: New file.
19938 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
19940 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
19941 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
19942 fix_trunc<mode>di2.
19943 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
19944 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
19945 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
19946 "fixuns_trunctddi2"): Whitespace fix.
19948 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
19950 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
19951 the definition of struct sh_args.
19952 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
19953 CALL_COOKIE_INT_REG_GET): Likewise.
19955 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
19957 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
19958 transformations are applied successfully.
19960 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
19962 * tree.c (tree_contains_struct): Permit 512 tree codes.
19963 * tree.h (tree_contains_struct): Ditto.
19964 (MAX_TREE_CODES): Ditto.
19965 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
19966 SPARE member to store remaining padding bits.
19968 2007-03-27 Anatoly Sokolov <aesok@post.ru>
19970 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
19973 2007-03-27 Janis Johnson <janis187@us.ibm.com>
19975 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
19976 * configure: Regenerate.
19978 * configure: Regenerate using the correct version of autoconf.
19980 2007-03-27 Anatoly Sokolov <aesok@post.ru>
19982 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
19984 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
19985 regs to "__SP_L__" and "__SP_H__".
19987 2007-03-27 Richard Guenther <rguenther@suse.de>
19989 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
19990 computations with it with a HOST_WIDE_INT variable.
19992 2007-03-26 Mike Stump <mrs@apple.com>
19994 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
19995 objective-c-header, objective-c++-header and objc++-cpp-output
19997 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
19999 2007-03-26 Richard Henderson <rth@redhat.com>
20002 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
20003 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
20004 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
20005 IX86_BUILTIN_PSRLQ128): New.
20006 (ix86_init_mmx_sse_builtins): Add them.
20007 (ix86_expand_builtin): Expand them.
20008 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
20009 operand 2 be TImode.
20010 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
20011 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
20012 _mm_srli_epi64): Mark __B const.
20013 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
20014 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
20015 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
20016 new two-vector shift builtins.
20018 2007-03-26 Ian Lance Taylor <iant@google.com>
20020 PR tree-optimization/31345
20021 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
20022 [+INF, +INF(OVF)] into VARYING.
20024 2007-03-26 Zack Weinberg <zackw@panix.com>
20026 * gengtype-parse.c: New file.
20027 * gengtype-yacc.y: Delete.
20028 * gengtype-lex.l: Don't include gengtype-yacc.h.
20029 Define YY_DECL and yyterminate appropriately for recursive
20030 descent parser. yylval is now a string out-parameter to yylex.
20031 (HWS, EOID): New shorthand.
20032 (IWORD): Add a couple more types.
20033 (yylex): Add a setup stanza. Remove the complex rules for
20034 detecting GTY'ed types and typedefs; replace with simple
20035 keyword detectors. Adjust everything for the changed
20036 definition of yylval. Ignore all pp-directives, not just #define.
20038 (parse_file): Rename yybegin; do not call yyparse.
20040 * gengtype.c (xasprintf): Export again.
20041 (this_file): New. Use everywhere __FILE__ was being used.
20042 (get_lang_bitmap): Special case types defined in gengtype.c.
20043 (do_typedef, new_structure): Suppress definition of certain types.
20044 (new_structure): Improve diagnostics of duplicate definitions.
20045 Make sure location_s is associated with input.h.
20046 (nreverse_pairs, define_location_structures): New functions.
20047 (main): Improve tagging of kludge types. Remove old kludges
20048 for input.h types; use define_location_structures.
20049 * gengtype.h: Update prototypes. Define token codes here.
20050 * Makefile.in: Remove all references to gengtype-yacc.
20051 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
20053 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
20054 add GTY((skip)) to the field that's only conditionally there.
20055 * doc/install.texi: Document that Bison is no longer required
20056 unless building treelang.
20058 * gengtype.c: Don't include gtyp-gen.h.
20059 (srcdir): Declare here.
20060 (base_files, lang_dir_names): Allocate dynamically.
20061 (gt_files, num_gt_files, num_lang_dirs): New globals.
20062 (measure_input_list, read_input_line, read_input_list)
20063 (set_lang_bitmap): New functions.
20064 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
20065 simplify, relying on read_input_list to set up the bitmaps.
20066 (main): Arguments are no longer unused. Check for correct number
20067 of command line arguments, set srcdir and srcdir_len, then call
20068 read_input_list, before doing anything else. No need to worry
20069 about duplicates in main loop.
20070 * configure.ac: Simplify the calculation of all_gtfiles.
20071 Put language tags in there. Don't set or substitute
20072 all_gtfiles_files_langs or all_gtfiles_files_frags.
20073 * Makefile.in: Revamp the way gengtype is invoked, now that it
20074 takes a file on its command line with a much simpler format.
20075 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
20076 (GTFILES): Remove duplicates and C source files.
20077 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
20078 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
20079 * configure: Regenerate.
20081 * gengtype.h: Remove all type definitions to gengtype.c; leave
20082 only definitions of options_p, type_p, and pair_p as opaque
20083 pointers. Update prototypes.
20084 * gengtype.c: Many type definitions moved here from gengtype.h.
20085 Consolidate type definitions at the top of the file.
20086 (xvasprintf): Delete.
20087 (xasprintf): Make static.
20088 (create_nested_pointer_option): Add 'next' parameter.
20089 (create_field_all, create_field_at): New functions.
20090 (create_field): Now a thin wrapper around create_field_all.
20091 (create_optional_field): Rename create_optional_field_ and add
20092 line argument. Original name is now a macro which supplies
20094 (oprintf): Use vsnprintf directly.
20095 (close_output_files): Use fatal rather than perror/exit.
20096 (note_def_vec, note_def_vec_alloc): Use create_field_at.
20097 (main): Set progname. Don't use exit.
20098 * gengtype-yacc.y (struct_fields): Use create_field_at.
20099 (option, optionseqopt): Delete.
20100 (optionseq): Consolidate productions from option here so we
20101 can use the first argument to create_option.
20103 * gengtype-lex.l: Distinguish unions from structures in the
20104 token type. Don't call find_structure; return the tag as a string.
20105 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
20106 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
20107 string. Reorganize typedef_struct production accordingly.
20108 Use create_nested_ptr_option.
20109 * gengtype.c (create_nested_ptr_option): New function.
20110 * gengtype.h: Declare it.
20112 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
20113 (string_type): Don't declare.
20114 (do_scalar_typedef): Declare.
20115 (create_scalar_type): Update prototype.
20116 * gengtype.c (string_type): Make static.
20117 (scalar_nonchar, scalar_char): New.
20118 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
20119 (resolve_typedef): Use scalar_nonchar for error recovery.
20120 (create_scalar_type): Remove name_len field. Return scalar_char
20121 or scalar_nonchar as appropriate.
20122 (adjust_field_type): Look at scalar_is_char boolean to decide whether
20123 to use string_type.
20124 (throughout): Use scalar_nonchar instead of calling
20125 create_scalar_type, whenever possible.
20126 (main): Initialize scalar_char and scalar_nonchar before calling
20128 * gengtype-lex.l: Adjust for removal of second argument to
20129 create_scalar_type. Use yylval.s instead of yylval.t when
20131 * gengtype-yacc.y: Type of SCALAR is string. Call
20132 create_scalar_type from type:SCALAR rule. Adjust for removal of
20133 second argument to create_scalar_type.
20135 * vec.h: Remove all #if IN_GENGTYPE blocks.
20136 Add comment saying that changes may require adjustments to gengtype.
20137 * gengtype.c: Don't include coretypes.h or tm.h.
20138 Add comment to inclusion of errors.h.
20139 (note_def_vec, note_def_vec_alloc): New functions.
20140 * gengtype.h: Declare new functions.
20141 * gengtype-lex.l: Don't include coretypes.h.
20142 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
20144 (update_lineno): Remove unnecessary prototype.
20145 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
20146 (VEC rule): Just return VEC_TOKEN.
20147 * gengtype-yacc.y (VEC_TOKEN): New token type.
20148 (type): Add a production for VEC(a,b).
20149 * Makefile.in: Update dependencies.
20151 * gengtype-lex.l: Remove rules for parsing pointer-to-function
20152 typedefs that use the old PARAMS macro.
20154 * gengtype-lex.l: Remove all rules and states relating to yacc
20156 * gengtype-yacc.y: Similarly.
20157 * gengtype.c (note_yacc_type): Delete function.
20158 * gengtype.h: Update prototypes.
20160 2007-03-26 Joseph Myers <joseph@codesourcery.com>
20162 * tree-pretty-print.c (dump_generic_node): Report precision of
20163 unnamed integer types.
20165 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
20167 * ifcvt.c (noce_try_store_flag_constants): Don't check
20168 no_new_pseudos here.
20169 (noce_try_store_flag_constants): Don't check no_new_pseudos.
20170 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
20171 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
20172 noce_try_sign_mask): Likewise.
20173 (if_convert): Check no_new_pseudos here.
20175 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
20177 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
20178 (noce_get_condition): Handle new then_else_reversed argument.
20179 (noce_init_if_info): Remove, fold into noce_find_if_block.
20180 (noce_process_if_block): Take a struct noce_if_info as the
20181 argument. Don't set up one based on ce_if_info. Update pointer
20182 references accordingly.
20183 (cond_move_process_if_block): Likewise.
20184 (process_if_block): Removed.
20185 (find_if_block): Removed. Move functionality two new functions,
20186 noce_find_if_block and cond_exec_find_if_block.
20187 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
20188 blocks and the symmetric IF-ELSE-JOIN case.
20189 (cond_exec_find_if_block): Also new function mostly based on old
20190 find_if_block and process_if_block.
20191 (find_if_header): Replace find_if_block call with separately
20192 guarded calls to noce_find_if_block and cond_exec_find_if_block.
20193 (find_cond_trap): Update noce_get_condition call.
20194 (dead_or_predicable): Likewise.
20196 2007-03-26 Jakub Jelinek <jakub@redhat.com>
20198 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
20200 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
20201 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
20202 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
20203 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
20204 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
20205 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
20206 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
20207 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
20208 __builtin_ia32_psrad128 builtins.
20210 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
20212 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
20213 * config/i386/constraints.md
20214 (define_constraint "I"): Use IN_RANGE macro.
20215 (define_constraint "J"): Ditto.
20216 (define_constraint "K"): Ditto.
20217 (define_constraint "M"): Ditto.
20218 (define_constraint "N"): Ditto.
20219 (define_constraint "O"): Ditto.
20220 * config/i386/predicates.md
20221 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
20222 (define_predicate "const_0_to_3_operand"): Ditto.
20223 (define_predicate "const_0_to_7_operand"): Ditto.
20224 (define_predicate "const_0_to_15_operand"): Ditto.
20225 (define_predicate "const_0_to_63_operand"): Ditto.
20226 (define_predicate "const_0_to_255_operand"): Ditto.
20227 (define_predicate "const_1_to_31_operand"): Ditto.
20228 (define_predicate "const_2_to_3_operand"): Ditto.
20229 (define_predicate "const_4_to_7_operand"): Ditto.
20231 2007-03-25 David Edelsohn <edelsohn@gnu.org>
20233 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
20234 in SImode for save_world.
20235 * config/rs6000/altivec.md (save_world, restore_world): Convert to
20238 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
20240 PR tree-optimization/30784
20241 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
20244 2007-03-25 Revital Eres <eres@il.ibm.com>
20246 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
20247 Fold movement_possibility function into it.
20249 2007-03-25 David Edelsohn <edelsohn@gnu.org>
20251 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
20252 (load_macho_picbase_{si,di}): Convert to LR hard reg.
20253 (call_indirect_nonlocal_darwin64): Same.
20254 (call_nonlocal_darwin64): Same.
20255 (call_value_indirect_nonlocal_darwin64): Same.
20256 (call_value_nonlocal_darwin64): Same.
20257 (sibcall_nonlocal_darwin64): Same.
20258 (sibcall_value_nonlocal_darwin64): Same.
20259 (sibcall_symbolic_64): Same.
20260 (sibcall_value_symbolic_64): Same.
20261 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
20263 (rs6000_emit_load_toc_table): Same.
20264 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
20265 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
20267 (divss_call): Same.
20268 (divus_call): Same.
20269 (quoss_call): Same.
20270 (quous_call): Same.
20271 (load_toc_v4_pic_si): Same
20272 (load_toc_v4_PIC_1): Same.
20273 (load_toc_v4_PIC_1b): Same.
20274 (call_indirect_aix{32,64}): Same.
20275 (call_value_indirect_aix{32,64}): Same.
20277 (call_value): Same.
20278 (call_local{32,64}): Same.
20279 (call_value_local{32,64}): Same.
20280 (call_indirect_nonlocal_aix{32,64}): Same.
20281 (call_nonlocal_aix{32,64}): Same.
20282 (call_value_indirect_nonlocal_aix{32,64}): Same.
20283 (call_value_nonlocal_aix{32,64}): Same.
20284 (call_indirect_nonlocal_sysv<mode>): Same.
20285 (call_nonlocal_sysv<mode>): Same.
20286 (call_value_indirect_nonlocal_sysv<mode>): Same.
20287 (call_value_nonlocal_sysv<mode>): Same.
20289 (sibcall_local{32,64}): Same.
20290 (sibcall_value_local{32,64}): Same.
20291 (sibcall_nonlocal_aix{32,64}): Same.
20292 (sibcall_value_nonlocal_aix{32,64}): Same.
20293 (sibcall_nonlocal_sysv<mode>): Same.
20294 (sibcall_value): Same.
20295 (sibcall_value_nonlocal_sysv<mode>): Same.
20297 2007-03-24 Paul Brook <paul@codesourcery.com>
20299 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
20300 * config/arm/linux-eabi.h: Remove legacy syscall hack.
20302 2007-03-24 Richard Henderson <rth@redhat.com>
20304 * config/ia64/constraints.md: New file.
20305 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
20306 satisfies_constraint_?.
20307 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
20308 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
20309 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
20310 ia64_output_mi_thunk): Likewise.
20311 (ia64_const_ok_for_letter_p): Remove.
20312 (ia64_const_double_ok_for_letter_p): Remove.
20313 (ia64_extra_constraint): Remove.
20314 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
20315 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
20316 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
20317 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
20318 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
20319 EXTRA_MEMORY_CONSTRAINT): Remove.
20320 * config/ia64/ia64.md: Include constriants.md. Replace
20321 CONST_OK_FOR_? with satisfies_constraint_?.
20323 2007-03-23 Michael Meissner <michael.meissner@amd.com>
20324 H.J. Lu <hongjiu.lu@intel.com>
20326 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
20328 (name macros): Use DPD_BID_NAME to convert names properly.
20330 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
20331 decimal floating point format.
20332 (init_floating_libfuncs): Change decimal functions so that they
20333 have a "bid_" prefix if the decimal system uses the BID format,
20334 and "dpd_" prefix if the decimal system uses the DPD format.
20335 (init_interclass_conv_libfuncs): Ditto.
20336 (init_intraclass_conv_libfuncs): Ditto.
20338 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
20339 using the BID format.
20341 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
20342 whether we are using the BID decimal format.
20343 * configure: Regenerate.
20345 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
20346 the compiler has decimal floating point enabled. Define
20347 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
20350 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
20351 using the BID format.
20353 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
20354 whether we are using the BID decimal format.
20355 * configure: Regenerate.
20357 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
20358 the compiler has decimal floating point enabled. Define
20359 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
20362 * doc/install.texi (--enable-decimal-float): Document BID and DPD
20363 options, and that it is enabled for i386/x86_64 systems.
20365 * Makefile.in (enable_decimal_float): New.
20367 (DECNUMINC): Add -I$(DECNUMFMT).
20368 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
20369 to $(DECNUMFMT) from $(DECNUM).
20371 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
20372 Substitute enable_decimal_float.
20373 * configure: Regenerated.
20376 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
20379 * configure.ac: Enable decimal float for x86_64-*-linux*.
20380 * configure: Regenerated.
20383 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
20384 decimal128ClearSign to flip and clear the sign bit in decimal128.
20385 (decimal_real_maxval): Set decimal128SetSign to set the sign
20388 2007-03-23 Ian Lance Taylor <iant@google.com>
20390 * fold-const.c (fold_binary): Correct warning for X - c >= X.
20392 2007-03-23 Ian Lance Taylor <iant@google.com>
20394 * tree-dump.c (dump_files): Correct comment.
20396 2007-03-23 Ian Lance Taylor <iant@google.com>
20398 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
20400 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
20402 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
20403 in cfglayout mode. Don't go into and out of cfglayout mode.
20404 Link the blocks in the order of the constructed traces.
20405 (rest_of_handle_tracer): Adjust call to tracer.
20406 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
20407 Don't go into cfglayout mode.
20408 (rtl_loop_done): Don't go out of cfglayout mode.
20409 * cfglayout.c (relink_block_chain): New function, split out from...
20410 (fixup_reorder_chain): ...here. Remove redundant checking.
20411 (cfg_layout_finalize): Don't clear the header, footer, and aux
20412 fields here, move the code to do so to relink_block_chain. Likewise
20413 for free_original_copy_tables.
20414 * rtl.h (tracer): Update prototype.
20415 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
20416 Assert we are in cfglayout mode. Don't go into and out of cfglayout
20417 mode. Use relink_block_chain to serialize the CFG according to the
20418 new basic block order. Move targetm.cannot_modify_jumps_p check from
20420 (gate_handle_reorder_blocks): ...to here.
20421 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
20423 (gate_duplicate_computed_gotos): ...to here.
20424 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
20425 something always changes when going into and out of cfglayout mode.
20426 Perform an expensive cfg cleanup while going into cfglayout mode.
20427 Always update liveness information on HAVE_conditional_execution
20428 targets. Reserialize the basic blocks and go out of cfglayout mode.
20429 * reg-stack.c: Include cfglayout.h.
20430 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
20431 the call to reorder_basic_blocks.
20432 * basic-block.h (reorder_basic_blocks): Update prototype.
20433 (relink_block_chain): New prototype.
20434 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
20436 2007-03-23 Joseph Myers <joseph@codesourcery.com>
20438 * config/mips/mips.md (type, hazard, *movdi_32bit,
20439 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
20440 *movhi_internal, *movqi_internal, *movsf_hardfloat,
20441 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
20442 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
20443 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
20445 (movcc): Change first xfer to multi.
20446 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
20447 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
20448 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
20449 config/mips/generic.md: Change reservations using "xfer" to use
20451 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
20452 using match_operand.
20453 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
20454 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
20456 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
20458 2007-03-22 Richard Henderson <rth@redhat.com>
20460 * config/i386/i386.c: Remove unnecessary function declarations.
20461 Move targetm definition, and all related macros, to the end of
20462 the file. Resort some functions to put definitions before uses.
20463 (ix86_attribute_table): Make static. Move to end of file.
20464 (ix86_gimplify_va_arg): Make static.
20466 2007-03-22 Richard Henderson <rth@redhat.com>
20468 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
20469 don't increase local_regparm with force_align_arg_pointer check.
20470 (ix86_function_sseregparm): Assert 32-bit.
20471 (type_has_variadic_args_p): New.
20472 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
20473 type_has_variadic_args_p.
20474 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
20475 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
20476 use memset instead. Do maybe_vaarg check first; skip attribute
20477 tests if true; skip attribute tests for 64-bit.
20478 (construct_container): Remove TARGET_DEBUG_ARG.
20479 (function_arg_advance_32, function_arg_advance_64): Split out ...
20480 (function_arg_advance): ... from here.
20481 (function_arg_32, function_arg_64): Split out ...
20482 (function_arg): ... from here.
20483 (ix86_pass_by_reference): Tidy.
20484 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
20485 (function_value_32): New, from parts of ix86_function_value
20486 and ix86_value_regno.
20487 (function_value_64): New, from parts of ix86_function_value
20488 and ix86_libcall_value.
20489 (ix86_function_value_1): New.
20490 (ix86_function_value, ix86_libcall_value): Use it.
20491 (return_in_memory_32, return_in_memory_64): Split out ...
20492 (ix86_return_in_memory): ... from here.
20493 (ix86_struct_value_rtx): Skip for 64-bit.
20494 (ix86_libcall_value, ix86_value_regno): Remove.
20495 (setup_incoming_varargs_64): Split out ...
20496 (ix86_setup_incoming_varargs): ... from here.
20497 (ix86_va_start): Remove TARGET_DEBUG_ARG.
20498 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
20499 * config/i386/i386-protos.h (ix86_function_value): Remove.
20500 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
20502 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20505 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
20506 infinities not supported, otherwise emit warning if -Woverflow. On
20507 underflow, emit warning if -Woverflow.
20508 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
20510 * real.h (real_from_string): Update declaration
20512 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
20513 Richard Henderson <rth@redhat.com>
20515 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
20516 * calls.c (compute_argument_block_size, expand_call,
20517 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
20518 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
20519 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
20520 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
20521 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
20522 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
20523 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
20524 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
20527 2007-03-22 Joseph Myers <joseph@codesourcery.com>
20529 * c-incpath.c (add_sysroot_to_chain): New.
20530 (merge_include_chains): Add sysroot argument. Call
20531 add_sysroot_to_chain if sysrooted.
20532 (register_include_chains): Update call to merge_include_chains.
20533 * doc/cppopts.texi: Document use of '=' in include directory
20536 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
20538 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
20539 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
20540 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
20541 insn pattern using X87MODEF12 mode macro.
20543 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
20545 * regmove.c (regmove_optimize): Use reg_mentioned_p
20546 instead of reg_overlap_mentioned_p for DST.
20548 2007-03-21 Mike Stump <mrs@apple.com>
20550 * c.opt: Fixup for Objective-C/C++.
20552 2007-03-21 Steve Ellcey <sje@cup.hp.com>
20554 * explow.c (convert_memory_address): Fold memory reference when
20555 POINTERS_EXTEND_UNSIGNED < 0
20557 2007-03-21 Richard Henderson <rth@redhat.com>
20560 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
20561 * config/i386/mmintrin.h (__m64): Likewise.
20562 * config/i386/xmmintrin.h (__m128): Likewise.
20564 2007-03-21 Richard Sandiford <richard@codesourcery.com>
20566 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
20567 (VXWORKS_OS_CPP_BUILTINS): Define.
20568 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
20569 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
20571 2007-03-21 Richard Sandiford <richard@codesourcery.com>
20573 * rtl.h (constant_pool_reference_p): Delete.
20574 (find_constant_src): Declare.
20575 * rtlanal.c (find_constant_src): New function.
20576 * simplify-rtx.c (constant_pool_reference_p): Delete.
20577 * config/i386/i386.md: Use find_constant_src instead of
20578 constant_pool_reference_p/avoid_constant_pool_reference pairs.
20580 2007-03-21 Richard Sandiford <richard@codesourcery.com>
20582 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
20583 * c-cppbuiltin.c (c_cpp_builtins): Define them.
20585 2007-03-20 Mark Mitchell <mark@codesourcery.com>
20587 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
20588 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
20589 (arm_elf_asm_constructor): Use it.
20590 (arm_elf_asm_destructor): New function.
20592 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
20594 * jump.c (mark_jump_label): Treat SEQUENCE specially.
20596 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
20598 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
20600 2007-03-19 Andrew Haley <aph@redhat.com>
20602 PR tree-optimization/31264
20603 * tree-vrp.c (register_edge_assert_for_1): Don't look though
20604 VIEW_CONVERT_EXPRs.
20606 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
20608 PR rtl-optimization/30907
20609 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
20610 (fwprop_init): Always call loop_optimizer_initialize.
20611 (fwprop_done): Always call loop_optimizer_finalize.
20612 (fwprop): We always have loop info now.
20613 (gate_fwprop_addr): Remove.
20614 (pass_fwprop_addr): Use gate_fwprop as gate.
20616 PR rtl-optimization/30841
20617 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
20618 df_chain_alloc): Call df_reorganize_refs unconditionally.
20619 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
20620 refs_organized to refs_organized_size.
20621 (df_ref_create_structure): Use refs_organized_size instead of
20622 bitmap_size if refs had been organized, and keep refs_organized_size
20624 * df.h (struct df_ref_info): Change refs_organized to
20625 refs_organized_size.
20626 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
20629 2007-03-19 Mark Mitchell <mark@codesourcery.com>
20631 * except.c (output_function_exception_table): Do not reference the
20632 EH personality routine for functions that do not require an
20635 2007-03-20 Jakub Jelinek <jakub@redhat.com>
20638 * c-typeck.c (convert_for_assignment): Call comptypes for
20639 RECORD_TYPE or UNION_TYPE.
20641 PR inline-asm/30505
20642 * reload1.c (reload): Do invalid ASM checking after
20643 cleanup_subreg_operands.
20645 2007-03-19 Jeff Law <law@redhat.com>
20647 * tree-cfg.c (find_taken_edge): Tighten conditions for
20648 optimizing computed gotos.
20650 2007-03-19 Michael Matz <matz@suse.de>
20652 * builtins.c (expand_builtin_sync_operation,
20653 expand_builtin_compare_and_swap,
20654 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
20657 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
20658 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
20661 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20663 * doc/tm.texi: Add brackets around the return type of
20664 TARGET_SECONDARY_RELOAD.
20666 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
20667 Richard Guenther <rguenther@suse.de>
20669 PR tree-optimization/31254
20670 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
20671 Use handled_component_p () where appropriate. Continue
20672 propagating into the rhs if we propagated into an INDIRECT_REF
20675 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20677 * config/s390/s390.md (op_type attribute): RRR instruction type added.
20678 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
20679 (xde, xdee): Mode attributes adjusted to support DFP modes.
20680 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
20681 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
20682 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
20683 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
20684 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
20685 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
20686 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
20688 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
20689 "movsf"): Insn definitions removed.
20690 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
20691 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
20692 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
20694 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
20695 "reload_in<mode>", "reload_out<mode>"): Expander added.
20696 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
20699 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20701 * config/s390/s390.md: Only non-functional changes. Renamed
20702 FPR mode macro to BFP all over the file.
20704 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20706 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
20707 (op_type attribute): RRF instruction type added.
20708 (fT0): New mode attribute.
20709 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
20710 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
20711 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
20712 instruction no secondary memory is needed when moving DFmode values
20713 between GPRs and FPRs.
20715 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20717 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
20718 inverted and documentation adjusted.
20719 ("mhard-dfp", "msoft-dfp"): New options.
20720 * config/s390/s390.c (s390_handle_arch_option): New architecture
20722 (override_options): Sanity checks for the new options added.
20723 * config.gcc: New architecture switch: z9-ec.
20724 * config/s390/s390.h (processor_flags): PF_DFP added.
20725 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
20726 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
20727 when the bit is NOT set so remove it from the defaults.
20729 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20731 * genemit.c (main): Print include statement for dfp.h.
20732 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
20735 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
20737 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
20739 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
20742 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
20743 instead of PATTERN.
20745 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20747 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
20748 attr_length_call, output_call, output_indirect_call): Cleanup
20749 formatting of targetm calls.
20751 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
20753 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
20755 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20757 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
20758 reservation, bypass and anti-bypass descriptions for these
20759 instructions. Update move patterns.
20760 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
20763 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
20765 * tree-vect-transform.c (get_initial_def_for_induction): Replace
20766 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
20767 (get_initial_def_for_reduction): Likewise.
20769 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
20771 Fix PR tree-optimization/29922
20772 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
20773 (get_representative): Removed.
20774 (value_dies_in_block_x): Update for rvuse removal.
20775 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
20776 (compute_antic_aux): Handle when PHI nodes appear in
20777 non-single-successors.
20778 (dump_bitmap_of_names): Removed.
20779 (compute_antic_safe): Renamed and removed rvuse calculation.
20780 Calculate only antic safe.
20781 (insert_into_preds_of_block): Remove assert.
20782 (execute_pre): Update for renamed functions.
20783 (defer_or_phi_translate_block): New function.
20785 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
20787 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
20788 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
20790 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
20791 Follow spelling conventions.
20793 * tree-data-ref.h: Remove the prototype for analyze_array.
20795 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
20797 PR tree-optimization/31041
20798 * tree-vect-transform.c (get_initial_def_for_induction): Call
20799 force_gimple_operand.
20801 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
20803 * ipa-type-escape.c (look_for_casts) : Revert code to use
20804 handled_component_p due to ada test a-numaux.adb.
20806 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
20808 * final.c (final_scan_insn): Alter the condition of a
20809 conditional trap if we have nonstandard CC.
20811 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
20813 * configure.ac: Remove excess quoting from asm line 0 test.
20814 * configure: Rebuilt.
20816 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20818 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
20819 * c-common.c (convert_and_check): Move warning logic to...
20820 (warnings_for_convert_and_check): ...here. Define.
20821 * c-common.h (warnings_for_convert_and_check): Declare.
20823 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20825 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
20826 (output_call): Likewise.
20828 2007-03-16 Richard Sandiford <richard@codesourcery.com>
20830 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
20832 2007-03-16 Richard Sandiford <richard@codesourcery.com>
20834 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
20836 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
20838 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
20839 opteron, athlon-64 and athlon-fx processor_alias_table entries.
20841 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
20843 PR tree-optimization/31183
20844 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
20845 Use double_int instead of unsigned int for representing access_strides.
20846 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
20848 2007-03-16 Richard Guenther <rguenther@suse.de>
20850 PR tree-optimization/31146
20851 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
20852 to allow recursion of forward_propagate_addr_expr.
20853 (forward_propagate_addr_into_variable_array_index): Likewise.
20854 (forward_propagate_addr_expr): Likewise.
20855 (tree_ssa_forward_propagate_single_use_vars): Likewise.
20856 (forward_propagate_addr_expr_1): Recurse on simple copies
20857 instead of propagating into them. Do so for useless conversions
20859 (forward_propagate_addr_expr): Clean up unused statements after
20862 2007-03-16 Richard Guenther <rguenther@suse.de>
20864 * builtins.c (expand_builtin_cexpi): Use the right argument
20865 for the expansion via cexp.
20867 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
20869 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
20870 * configure: Rebuilt.
20872 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
20875 * dwarf2out.c (force_type_die): Adjust comment.
20876 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
20878 2007-03-15 DJ Delorie <dj@redhat.com>
20880 * config/frv/predicates.md (minmax_operator): Don't check operands
20883 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
20885 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
20886 Update constant estimates of number of iterations.
20887 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
20888 argument renamed to "realistic".
20889 (compute_estimated_nb_iterations): Removed.
20890 (record_niter_bound): New function.
20891 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
20892 call record_nonwrapping_iv with upper = false.
20893 (infer_loop_bounds_from_signedness): Pass upper argument to
20894 record_nonwrapping_iv.
20895 (estimate_numbers_of_iterations_loop): Do not call
20896 compute_estimated_nb_iterations. Record estimate based on profile
20897 information. Initialize the constant estimates of number of
20899 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
20901 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
20902 number of iterations is too small.
20903 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
20904 (EST_NOT_AVAILABLE): Removed.
20905 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
20906 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
20909 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
20911 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
20912 Handle NE_EXPR guards.
20914 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20917 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
20918 Set also -pedantic-errors by default for the preprocessor unless
20919 -fpermissive is given.
20921 2007-03-15 Richard Guenther <rguenther@suse.de>
20923 PR middle-end/29719
20924 PR middle-end/31161
20925 * builtins.c (expand_builtin_cexpi): As a fallback if we
20926 don't have builtins for sincos or cexp create a function
20927 declaration for cexp and expand to a call to that.
20928 (expand_builtin_int_roundingfn): Always fall
20929 back to floor/ceil and its variants even if they may be
20932 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
20934 PR middle-end/31159
20935 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
20936 jump tables, move the call to delete_dead_jumptables from here...
20937 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
20938 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
20939 don't allow merging of blocks that try_redirect_by_replacing_jump
20940 also does not handle when not optimizing.
20942 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
20943 Francois-Xavier Coudert <coudert@clipper.ens.fr>
20945 * config/i386/i386.md (x86_sahf_1): Correctly handle
20948 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
20951 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
20952 x86_64_general_operand as operand[2] predicate. Remove "iF"
20953 from operand constraints and use "e" constraint instead.
20954 (*subti3_1, *subti3_1 splitter): Ditto.
20955 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
20956 operand[1] predicate.
20958 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
20960 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
20961 arrays, multiply the access strides by the size of the sub-array.
20962 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
20964 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
20966 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
20967 the configured assembler supports the sahf mnemonic.
20968 * configure: Regenerate.
20969 * config.in: Regenerate.
20971 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
20972 emit "sahf" or ".byte\t0x9e" as asm template.
20974 2007-03-14 Michael Meissner <michael.meissner@amd.com>
20977 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
20978 option to replace hard coded TARGET_xxx in md file.
20979 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
20980 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
20981 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
20982 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
20983 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
20984 (X86_TUNE_NOT_VECTORMODE): Ditto.
20985 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
20986 (TUNE_AVOID_VECTOR_DECODE): Ditto.
20987 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
20988 (TUNE_SLOW_IMUL_IMM8): Ditto.
20989 (TUNE_MOVE_M1_VIA_OR): Ditto.
20990 (TUNE_NOT_UNPAIRABLE): Ditto.
20991 (TUNE_NOT_VECTORMODE): Ditto.
20993 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
20996 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
20997 tuning options instead of hard coded TARGET_xxx.
20998 (fix ssemode peephole2's): Ditto.
20999 (imul peephole2's): Ditto.
21001 (movdi_or_rex64): Ditto.
21002 (move peephole2): Ditto.
21003 (not peephole2's): Ditto.
21005 2007-03-14 Dirk Mueller <dmueller@suse.de>
21007 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
21008 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
21009 * c-parser.c (c_parser_if_body): Always add an empty statement in case
21011 * c-parser.c (c_parser_do_statement): Warn about empty body in
21012 do/while statement.
21013 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
21014 * doc/invoke.texi (-Wempty-body): Update documentation.
21016 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21019 * c-common.h (warn_for_div_by_zero): Declare.
21020 * c-common.c (warn_for_div_by_zero): Define.
21021 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
21024 2007-03-14 Richard Sandiford <richard@codesourcery.com>
21026 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
21027 to PREFIX and STANDARD_PREFIX.
21029 2007-03-14 Richard Sandiford <richard@codesourcery.com>
21030 Phil Edwards <phil@codesourcery.com>
21032 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
21033 (__gthread_once_t): Remove busy field for RTPs.
21034 (__GTHREAD_ONCE_INIT): Update accordingly.
21036 2007-03-14 Richard Sandiford <richard@codesourcery.com>
21038 * doc/invoke.texi: Document VxWorks options.
21040 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
21042 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
21044 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
21046 PR tree-optimization/30590
21047 * tree-nrv.c (tree_nrv): Check for the partial update of the
21050 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
21052 * flags.h (flag_random_seed): Remove declaration, in favor of...
21053 * toplev.h (get_random_seed, set_random_seed): ... these.
21054 * tree.c (get_file_function_name): Use the former.
21055 * opts.c (common_handle_option): Use the latter.
21058 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
21060 PR middle-end/31127
21061 * cse.c (cse_find_path): Do not bail out if a basic block that
21062 we already visited now becomes part of a path that starts at a
21063 different basic block. Just disallow this, to make sure we
21064 visit each basic block at most once.
21066 2007-03-13 Jan Hubicka <jh@suse.cz>
21068 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
21069 attributes, when profile esitmate is present, calls with very low
21070 frequency are cold.
21072 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
21074 PR tree-optimization/30730
21075 PR tree-optimization/26900
21076 * tree-ssa-loop-niter.c: Include gmp.h.
21077 (bounds): New type.
21078 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
21079 split_to_var_and_offset, determine_value_range,
21080 bound_difference_of_offsetted_base, refine_bounds_using_guard,
21081 bound_difference, bounds_add, bounds_negate,
21082 number_of_iterations_ne_max, dump_affine_iv): New functions.
21083 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
21084 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
21085 difference of initial and final value of control iv to validate
21087 (number_of_iterations_cond): Add loop parameter. Determine bounds
21088 on the difference of the extremes of the control iv. Add dumps.
21089 (expand_simple_operations): Handle phi nodes.
21090 (simplify_using_initial_conditions): Do not record used conditions.
21091 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
21092 Do not set additional_info.
21093 (implies_nonnegative_p, implies_ge_p): Removed.
21094 (derive_constant_upper_bound): Do not use parameter `additional'.
21095 (record_estimate): Parameter `additional' removed. Parameter
21096 `i_bound' added. Do not call derive_constant_upper_bound.
21097 (record_nonwrapping_iv): Use derive_constant_upper_bound to
21098 bound the number of iterations estimate.
21099 (estimate_numbers_of_iterations_loop): Pass the estimate from
21100 the number of iterations analysis to record_estimate.
21101 * tree.h (multiple_of_p): Declare.
21102 * tree-scalar-evolution.c (expression_expensive_p): Removed.
21103 (scev_const_prop): Do not check expression_expensive_p.
21104 * fold-const.c (multiple_of_p): Exported.
21105 * double-int.c (double_int_mask): Exported.
21106 * double-int.h (double_int_mask): Declare.
21107 * tree-flow.h (struct tree_niter_desc): Removed additional_info
21108 field. Added max field.
21110 2007-03-13 David Taylor <taylor@candd.org>
21113 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
21116 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21119 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
21120 two unamed patterns.
21122 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
21124 * config/i386/i386.opt (mcx16, msahf): New options.
21125 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
21126 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
21128 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
21129 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
21130 Output -mcx16 and -msahf options when corresponding bit is set.
21132 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
21133 and -msahf options.
21135 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
21137 * configure.ac: Test for assembler tolerance to # 0 "".
21138 * configure, config.in: Rebuilt.
21139 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
21141 2007-03-13 Geoffrey Keating <geoffk@apple.com>
21143 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
21145 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
21146 (handle_syscall): Handle direct system calls.
21147 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
21149 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
21151 * doc/invoke.texi: Fix cpp.info cross-reference.
21152 * doc/passes.texi: Fix gcc.info cross-reference.
21154 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
21156 PR tree-optimization/30835
21157 * lambda-code.c (can_convert_to_perfect_nest): Check whether
21158 bb_for_stmt is not NULL before accessing it.
21160 2007-03-12 Joseph Myers <joseph@codesourcery.com>
21162 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
21165 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
21168 * doc/install.texi: Document --enable-stage1-languages
21170 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
21172 * tree-pass.h (pass_into_cfg_layout_mode,
21173 pass_outof_cfg_layout_mode): Declare.
21174 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
21175 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
21176 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
21177 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
21179 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
21181 * c-decl.c (warn_variable_length_array): New function.
21182 Refactored from grokdeclarator to handle warn_vla
21183 and handle unnamed array case.
21184 (grokdeclarator): Refactored VLA warning case.
21185 * c.opt (Wvla): New flag.
21186 * doc/invoke.texi (Wvla): New warning.
21188 2007-03-12 Richard Henderson <rth@redhat.com>
21190 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
21191 (TARGET_SECTION_TYPE_FLAGS): New.
21193 2007-03-12 Richard Henderson <rth@redhat.com>
21195 * config/darwin.c (machopic_reloc_rw_mask): New.
21196 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
21197 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
21199 2007-03-12 Mark Mitchell <mark@codesourcery.com>
21201 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
21202 * cppdefault.h (cpp_PREFIX): Document.
21203 (cpp_PREFIX_len): Likewise.
21204 (cpp_EXEC_PREFIX): New variable.
21205 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
21206 * c-incpath.c (add_standard_paths): Correct logic for relocating
21207 paths within prefix.
21209 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
21211 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
21212 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
21214 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
21215 fix_truncdfdi_sse using SSEMODEF mode macro.
21216 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
21217 fix_truncdfsi_sse using SSEMODEF mode macro.
21218 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
21219 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
21221 2007-03-12 Richard Sandiford <richard@codesourcery.com>
21223 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
21224 elfos.h to tm_file.
21226 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
21228 * tree.h : Add multiple_of_p declaration.
21229 * fold-const.c (multiple_of_p): Make multiple_of_p public.
21230 * ipa-type-escape.c (results_of_malloc): Redundant.
21231 (visited_stmts): New. Visited stmt for walk_use_def_chains.
21232 (cast_type): Extended with new members.
21233 (check_cast): Returns cast_type.
21234 (cast): New structure for data of walk_use_def_chains.
21235 (is_malloc_result, is_cast_from_non_pointer_1,
21236 is_cast_from_non_pointer,
21237 is_array_access_through_pointer_and_index): New functions.
21238 (look_for_casts): Returns cast types.
21239 (check_call): Returns void.
21240 (okay_pointer_operation): Use support of pointer plus index,
21241 pointer plus constant and allow all multiplications.
21243 2007-03-11 Richard Guenther <rguenther@suse.de>
21245 PR tree-optimization/31115
21246 * tree-vrp.c (extract_range_from_binary_expr): Make sure
21247 the shift count is positive and non-anti-range for RSHIFT_EXPR.
21248 A shift count of zero is not special as with *_DIV_EXPR.
21249 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
21252 2007-03-11 Ian Lance Taylor <iant@google.com>
21254 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
21255 the *_DIV_EXPR codes correctly with overflow infinities.
21257 2007-03-11 Ira Rosen <irar@il.ibm.com>
21259 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
21260 indicate success/failure of the analysis. Add negation to subtrahend
21261 in case of subtraction. Fail if both operands contain constants.
21262 (create_data_ref): Fail if analyze_offset fails.
21264 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
21266 * config/i386/i386.md (frndintxf2): Rename to ...
21267 (rintxf2): ... this. Remove expander having same name.
21268 (rintsf2, rintdf2): Implement using SSEMODEF macro.
21269 (roundsf2, rounddf2): Ditto.
21270 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
21271 (lround<mode>di2, lround<mode>si2): Ditto.
21273 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
21275 * lower-subreg.c: Include except.h.
21276 (decompose_multiword_subregs): Verify that the only control flow
21277 insns we can split are loads to multi-words pseudos.
21278 Handle breaking such blocks after splitting, instead of calling
21279 find_many_sub_basic_blocks.
21281 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
21282 on the new basic block. Add a lengthy comment explaining why we
21283 thought this was necessary.
21284 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
21286 2007-03-10 Mark Mitchell <mark@codesourcery.com>
21289 * tree.c (walk_type_fields): Recurse into the element type of
21290 ARRAY_TYPEs if there is a pointer set.
21292 2007-03-10 Dirk Mueller <dmueller@suse.de>
21294 * c-common.c (warn_logical_operator): Fix condition.
21296 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
21298 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
21300 * config/darwin.c (machopic_select_section): Remove superfluous
21301 argument in call to categorize_decl_for_section. Remove unused
21304 2007-03-10 Joseph Myers <joseph@codesourcery.com>
21306 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
21308 * configure: Regenerate.
21310 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
21313 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
21314 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
21315 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
21316 Add LABEL_NUSES to emitted label.
21317 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
21318 branch probability value to emitted jump insn.
21319 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
21320 Do not check life information and do not re-arrange input operands
21321 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
21323 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
21325 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
21326 the change of decode_asm_operands.
21328 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
21330 * mode-switching.c (create_pre_exit): Skip blockage insn.
21332 2007-03-09 Diego Novillo <dnovillo@redhat.com>
21334 * tree-pass.h (TODO_update_smt_usage): Remove.
21336 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
21340 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21342 * pa.c (attr_length_call): Revise condition for long
21343 pc-relative branch.
21344 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
21345 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
21346 sequence on SOM target.
21348 2007-03-09 Geoffrey Keating <geoffk@apple.com>
21350 * gcc.c: Document %{, in big comment at top.
21351 (input_suffix_matches): Remove special handling for .s and
21353 (input_spec_matches): New.
21354 (handle_braces): Handle %{,.
21355 (validate_switches): ',' indicates a value which is not a switch.
21356 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
21357 to detect assembler input.
21358 * config/i386/sol2.h (CPP_SPEC): Likewise.
21359 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
21360 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
21361 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
21362 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
21363 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
21364 -m64 causes deployment target to default to 10.5.
21365 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
21367 2007-03-09 Richard Henderson <rth@redhat.com>
21370 * target.h (targetm.asm.out.reloc_rw_mask): New.
21371 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
21372 (TARGET_ASM_OUT): Use it.
21373 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
21374 * varasm.c (categorize_decl_for_section): Remove shlib argument;
21375 use the new reloc_rw_mask target hook instead.
21376 (default_section_type_flags_1): Merge into...
21377 (default_section_type_flags): ... here.
21378 (decl_readonly_section_1): Merge into...
21379 (decl_readonly_section): ... here.
21380 (default_elf_select_section_1): Merge into...
21381 (default_elf_select_section): ... here.
21382 (default_unique_section_1): Merge into...
21383 (default_unique_section): ... here.
21384 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
21385 (default_select_rtx_section): Use it.
21386 (default_elf_select_rtx_section): Likewise.
21387 * output.h: Update to match.
21388 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
21389 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
21390 (TARGET_ASM_RELOC_RW_MASK): New.
21391 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
21392 to categorize_decl_for_section.
21393 (x86_64_elf_unique_section): Likewise.
21394 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
21395 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
21396 (TARGET_ASM_RELOC_RW_MASK): New.
21397 * config/ia64/ia64.c (ia64_rwreloc_select_section,
21398 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
21399 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
21400 (TARGET_RWRELOC): Remove.
21401 (ia64_section_type_flags): Adjust call to default_section_type_flags.
21402 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
21403 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
21404 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
21405 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
21406 (rs6000_xcoff_select_section): Use decl_readonly_section.
21407 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
21408 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
21409 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
21410 (TARGET_SECTION_TYPE_FLAGS): Remove.
21411 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
21413 2007-03-09 Roger Sayle <roger@eyesopen.com>
21415 * fold-const.c (fold_comparison): Remove compile-time evaluation of
21416 complex constant equality/inequality comparisons for here.
21417 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
21418 known at compile-time or can be simplified to a scalar comparison.
21419 (fold_relational_const): Move compile-time evaluation of complex
21420 constant equality/inequality comparisons to here.
21422 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
21424 PR rtl-optimization/30643
21425 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
21427 (fold_rtx): Recurse, like before 2006-11-03.
21429 2007-03-09 DJ Delorie <dj@redhat.com>
21431 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
21434 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
21436 PR tree-optimization/30375
21437 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
21438 LHS of statements is not the same.
21439 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
21441 2007-03-09 Chao-ying Fu <fu@mips.com>
21443 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
21445 * doc/invoke.texi (-mdspr2): Document new option.
21446 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
21447 New unspec for DSP REV 2.
21448 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
21449 these instructions are extended in DSP REV 2.
21450 (mips-dspr2.md): Include.
21451 * config/mips/mips.opt (mdspr2): New option.
21452 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
21453 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
21454 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
21455 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
21456 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
21457 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
21458 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
21460 (bdesc_map): Add one field of unsupported_target_flags.
21461 (bdesc_arrays): Update entries to have extra fields. Add
21463 (mips_init_builtins): Initialize new function types.
21464 Check unsupported_target_fileds to filter out builtins.
21465 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
21467 (ASM_SPEC): Pass mdspr2 to the assembler.
21468 * config/mips/mips-dspr2.md: New file.
21470 2007-03-09 Sa Liu <saliu@de.ibm.com>
21472 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
21474 2007-03-09 Ian Lance Taylor <iant@google.com>
21476 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
21477 argument) like -Wstrict-overflow=2.
21478 * doc/invoke.texi (Warning Options): Update documentation.
21480 2007-03-09 Dirk Mueller <dmueller@suse.de>
21483 * doc/invoke.texi (-Wlogical-op): Document.
21484 * common.opt (-Wlogical-op): New.
21485 * c-common.h (warn_logical_operator): Declare.
21486 * c-common.c (warn_logical_operator): Define.
21487 * c-typeck.c (parser_build_binary_op): Call
21488 warn_logical_operator.
21490 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
21492 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
21493 * final.c (final_scan_insn): Test for non-"" file name.
21495 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
21497 * doc/loop.texi: Document the Omega linear constraints solver.
21498 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
21499 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
21500 omega-hash-table-size, omega-max-keys, and
21501 omega-eliminate-redundant-constraints.
21502 * tree-pass.h (pass_check_data_deps): Declared.
21505 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
21506 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
21507 pass_check_data_deps): New.
21508 * tree-data-ref.c (init_data_ref): Remove declaration.
21509 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
21510 (analyze_array): Renamed init_array_ref, move up initializations.
21511 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
21512 Removed arguments that are set to NULL.
21513 (analyze_indirect_ref): Correct indentation, correct call to
21515 (object_analysis): Call init_array_ref instead of analyze_array.
21516 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
21517 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
21518 of DR_ACCESS_FNS_ADDR.
21519 (init_omega_eq_with_af, omega_extract_distance_vectors,
21520 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
21521 ddr_consistent_p): New.
21522 (compute_affine_dependence): Check consistency of ddrs when
21523 flag_check_data_deps is passed.
21524 (analyze_all_data_dependences): Uncomment.
21525 (tree_check_data_deps): New.
21526 * tree-data-ref.h: Include omega.h.
21527 (DR_ACCESS_FNS_ADDR): Removed.
21528 (data_dependence_relation): Add inner_loop.
21529 (DDR_INNER_LOOP): New.
21530 * common.opt (fcheck-data-deps): New.
21531 * tree-flow.h (tree_check_data_deps): Declare.
21532 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
21533 (OBJS-common): Depend on omega.o.
21535 * passes.c (pass_check_data_deps): Scheduled.
21536 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
21537 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
21538 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
21539 PARAM_VECT_MAX_VERSION_CHECKS,
21540 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
21542 2007-03-09 Richard Guenther <rguenther@suse.de>
21544 PR tree-optimization/30904
21545 PR middle-end/31058
21546 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
21547 the same way as *_DIV_EXPR.
21549 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
21551 * recog.c (decode_asm_operands): No mixed declarations and code.
21553 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
21555 * rtl.def (ASM_INPUT): Add location.
21556 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
21557 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
21558 (decode_asm_operands): Add loc operand.
21559 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
21560 * stmt.c (expand_asm): Rename to...
21561 (expand_asm_loc): ... this. Add locus argument. Pass it on to
21562 gen_rtx_ASM_INPUT_loc.
21563 (expand_asm_expr): Adjust.
21564 * recog.c (decode_asm_operands): Add loc operand.
21565 (check_asm_operands, extract_insn): Adjust.
21566 * reload1.c (maybe_fix_stack_asms): Likewise.
21567 * final.c (asm_insn_count): Likewise.
21568 (final_scan_insn): Output # line before and after asm.
21570 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
21572 * tree-ssa-structalias.c (variable_info): Remove
21574 (new_var_info): Ditto.
21575 (shared_bitmap_info_t): New structure.
21576 (shared_bitmap_table): New variable.
21577 (shared_bitmap_hash): New function.
21578 (shared_bitmap_eq): Ditto
21579 (shared_bitmap_lookup): Ditto.
21580 (shared_bitmap_add): Ditto.
21581 (merge_smts_into): Change to take bitmap directly.
21582 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
21583 (init_alias_vars): Init shared bitmap hashtable.
21584 (delete_points_to_sets): Delete shared bitmap hashtable.
21585 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
21586 is_aliased removal as a change that was still necessary was
21589 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
21591 * config/i386/i386.h (override_options): Conditionally disable
21592 x86_sahf for 64bit targets only.
21594 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
21597 * c-decl.c (merge_decls): Don't call make_var_volatile.
21598 * varasm.c (make_var_volatile): Remove.
21599 * output.h (make_var_volatile): Remove.
21601 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
21603 PR tree-optimization/31085
21604 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
21606 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21608 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
21609 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
21610 ATTR_CONST_NOTHROW_LIST.
21612 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
21615 2007-03-08 Diego Novillo <dnovillo@redhat.com>
21617 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
21619 2007-03-08 Geoffrey Keating <geoffk@apple.com>
21622 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
21624 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
21625 passed, use shared libgcc.
21627 2007-03-08 Roger Sayle <roger@eyesopen.com>
21629 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
21630 instead of calling build2 with a GIMPLE_MODIFY_STMT.
21631 (honor_protect_cleanup_actions, lower_try_finally_switch):
21633 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
21634 ifc_temp_var): Likewise.
21635 * tree-inline.c (setup_one_parameter): Likewise.
21636 * tree-mudflap.c (mf_decl_cache_locals,
21637 mf_build_check_statement_for): Likewise.
21638 * tree-nested.c (init_tmp_var, save_tmp_var,
21639 finalize_nesting_tree_1): Likewise.
21640 * tree-outof-ssa.c (insert_copy_on_edge,
21641 insert_backedge_copies): Likewise.
21642 * tree-profile.c (tree_gen_edge_profiler,
21643 tree_gen_ic_profiler): Likewise.
21644 * tree-scalar-evolution.c (scev_const_prop): Likewise.
21645 * tree-sra.c (sra_build_assignment): Likewise.
21646 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
21647 * tree-ssa-math-opts.c (insert_reciprocals,
21648 execute_cse_sincos_1): Likewise.
21649 * tree-tailcall.c (adjust_accumulator_values,
21650 adjust_return_value): Likewise.
21651 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
21652 * tree-vect-transform.c (vect_create_data_ref_ptr,
21653 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
21654 vect_create_epilog_for_reduction, vectorizable_reduction,
21655 vectorizable_call, vectorizable_conversion,
21656 vectorizable_assignment, vectorizable_operation,
21657 vectorizable_type_demotion, vect_gen_widened_results_half,
21658 vect_permute_store_chain, vectorizable_store,
21659 vect_setup_realignment, vect_permute_load_chain,
21660 vectorizable_load, vectorizable_condition,
21661 vect_create_cond_for_align_checks): Likewise.
21662 * tree-vrp.c (build_assert_expr_for): Likewise.
21664 2007-03-08 Ian Lance Taylor <iant@google.com>
21666 * tree-vrp.c: Include "intl.h".
21667 (usable_range_p): New static function.
21668 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
21669 overflowed values, juts set *strict_overflow_p.
21670 (compare_values): Only return -2 if one of the operands is not a
21672 (compare_ranges): Call usable_range_p.
21673 (compare_range_with_value): Likewise.
21674 (vrp_evaluate_conditional_warnv): Rename from
21675 vrp_evaluate_conditional. Make static. Change all callers.
21676 (vrp_evaluate_conditional): New function.
21677 (simplify_div_or_mod_using_ranges): Issue warning about reliance
21678 on signed overflow.
21679 (simplify_abs_using_ranges): Likewise.
21680 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
21681 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
21682 within_stmt parameter.
21683 * tree-ssa-propagate.c (fold_predicate_in): Update call to
21684 vrp_evaluate_conditional.
21685 * tree-ssa-threadedge.c
21686 (record_temporary_equivalences_from_stmts_at_dest): Change
21687 simplify parameter to take a second tree parameter.
21688 (simplify_control_stmt_condition): Likewise.
21689 (thread_across_edge): Likewise.
21690 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
21691 (thread_across_edge): Likewise.
21692 * Makefile.in (tree-vrp.o): Depend upon intl.h.
21694 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
21696 * config/i386/i386.h (TARGET_SAHF): New define.
21697 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
21698 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
21699 (x86_sahf): New global variable.
21700 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
21701 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
21702 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
21703 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
21705 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
21706 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
21707 when expanding fcomi/sahf based tests.
21708 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
21709 expanding sahf based alternative. Emit sahf based sequence when
21710 optimizing for code size.
21711 * config/i386/i386.md (x86_sahf_1): Do not disable for
21712 TARGET_64BIT, enable for TARGET_SAHF.
21714 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
21716 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
21717 spurious whitespace from error message.
21719 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
21722 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
21724 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
21726 * c-decl.c (grokdeclarator): Disable warnings for anonymous
21728 * tree-sra.c (instantiate_element): Propagate disabled warnings
21729 from the element itself to the created variable.
21731 2007-03-07 Richard Henderson <rth@redhat.com>
21734 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
21735 silently fix up the stack in the case of a missing register.
21737 2007-03-07 Paul Brook <paul@codesourcery.com>
21739 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
21741 2007-03-07 Joseph Myers <joseph@codesourcery.com>
21743 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
21745 (phase1_vrs): Use them.
21746 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
21747 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
21748 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
21749 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
21750 __gnu_Unwind_Restore_WMMXC if required.
21751 (_Unwind_VRS_Pop): Implement iWMMXt support.
21752 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
21753 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
21754 gnu_Unwind_Save_WMMXC): Define.
21756 2007-03-07 Richard Sandiford <richard@codesourcery.com>
21758 * config/vxworks.h (vxworks_override_options): Declare.
21759 (VXWORKS_OVERRIDE_OPTIONS): Use it.
21760 * config/vxworks.c: Include target.h and toplev.h.
21761 (vxworks_override_options): New function.
21762 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
21764 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
21766 * config/s390/s390.c (override_options): Don't emit an error when
21767 -mstack-size is used without providing -mstack-guard.
21768 (s390_emit_prologue): Choose stack_guard value automatically if not
21769 provided via command line.
21770 * doc/invoke.texi: Adjust description of -mstack-guard and
21773 2007-03-07 Richard Sandiford <richard@codesourcery.com>
21775 * config/i386/i386.c (output_set_got): Add a GOT initialization
21776 sequence for VxWorks PIC.
21777 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
21778 around labels as well as symbols. Use gotoff_operand instead
21779 of local_symbolic_operand.
21780 (legitimize_pic_address): Use gotoff_operand instead of
21781 local_symbolic_operand. Use @GOT accesses for labels as
21783 (ix86_output_addr_diff_elt): Use PC-relative rather than
21784 GP-relative offsets for VxWorks PIC.
21785 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
21786 no_new_pseudos. Check whether the returned register is op0.
21787 * config/i386/i386.md (tablejump): Use PC-relative rather than
21788 GP-relative offsets for VxWorks PIC.
21789 * config/i386/predicates.md (gotoff_operand): New predicate.
21791 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21793 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
21795 * config/vxworks-dummy.h: New file.
21796 * config/i386/i386.h: Include it.
21798 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
21800 * dwarf2out.c (is_inlined_entry_point): New
21801 (add_high_low_attributes): Emit DW_AT_entry_pc along with
21802 DW_AT_ranges if the first subblock is the entry point.
21804 2007-03-06 David Daney <ddaney@avtrex.com>
21806 * doc/install.texi (mips-*-*): Change recommended binutils
21809 2007-03-06 Anatoly Sokolov <aesok@post.ru>
21811 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
21812 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
21814 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
21815 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
21817 2007-03-06 Jan Hubicka <jh@suse.cz>
21819 * errors.h (warning, error, fatal, internal_error): Mark as cold.
21820 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
21822 (probably_cold_bb_p): Cold functions are cold.
21823 (probably_never_executed_bb_p): Cold functions are cold.
21824 (tree_bb_level_predictions): Predict calls to cold functions as not
21826 (compute_function_frequency): Check hot/cold attributes.
21827 * function.h (function_frequency): Update comments.
21828 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
21829 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
21830 (c_common_att): Add cold and hot.
21832 * doc/extend.texi (hot,cold attributes): Document.
21834 2007-03-06 Andrew Haley <aph@redhat.com>
21836 * function.c (expand_function_end): Move blockage to just after we
21837 emit the label for the naked return from the function.
21839 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21841 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
21844 2007-03-06 Jan Hubicka <jh@suse.cz>
21846 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
21847 loaded for constant large models. Non-large 64bit PIC can do.
21848 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
21849 * cmodel.h: Add LARGE PIC.
21850 * i386.md (UNSPEC_PLTOFF): New.
21851 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
21853 (*call_1_rex64): Disable for large models.
21854 (*call_1_rex64_large): New.
21855 (*call_value_1_rex64): Disable for large models.
21856 (*call_value_1_rex64_large): New.
21857 (set_rip_rex4): New.
21858 (set_got_offset_rex64): New.
21859 * predicates.md (constant_call_address_operand): For large model
21860 constant calls are not possible.
21861 * i386-protos.h (construct_plt_address): Declare.
21862 * i386.c (override_options): Accept large models.
21863 (ix86_expand_prologue): Expand large PIC GOT pointer load.
21864 (legitimate_constant_p): Add new UNSPECs.
21865 (legitimate_pic_operand_p): Likewise.
21866 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
21867 (legitimize_pic_address): Do easy RIP relative way for TLS only for
21869 (output_pic_addr_const): Add PLTOFF.
21870 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
21871 (ix86_expand_move): Legitimize pic address when in PIC mode.
21872 (construct_plt_address): New function.
21873 (ix86_expand_call): Offload the address to register and use GOT
21874 pointer for large model.
21875 * invoke.texi (mcmodel=large): Update documentation.
21877 2007-03-06 Richard Henderson <rth@redhat.com>
21879 * config/i386/i386.c (x86_use_leave, x86_push_memory,
21880 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
21881 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
21882 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
21883 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
21884 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
21885 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
21886 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
21887 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
21888 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
21889 x86_partial_reg_dependency, x86_memory_mismatch_stall,
21890 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
21891 x86_sse_partial_reg_dependency, x86_sse_split_regs,
21892 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
21893 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
21894 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
21895 x86_schedule, x86_use_bt, x86_pad_returns,
21896 x86_use_xchgb): Merge into ...
21897 (ix86_tune_features): ... here. New array.
21898 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
21899 x86_bswap): Merge into ...
21900 (ix86_arch_features): ... here. New array.
21901 (x86_3dnow_a): Remove.
21902 (x86_accumulate_outgoing_args): Make static.
21903 (x86_arch_always_fancy_math_387): Make static.
21904 (ix86_tune_mask, ix86_arch_mask): Move ...
21905 (override_options): ... to local variables here. Apply the
21906 appropriate mask to each element of ix86_arch_features and
21907 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
21908 as were done in the old macros.
21909 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
21910 * config/i386/i386.h (x86_use_leave, x86_push_memory,
21911 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
21912 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
21913 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
21914 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
21915 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
21916 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
21917 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
21918 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
21919 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
21920 x86_partial_reg_dependency, x86_memory_mismatch_stall,
21921 x86_accumulate_outgoing_args, x86_prologue_using_move,
21922 x86_epilogue_using_move, x86_decompose_lea,
21923 x86_arch_always_fancy_math_387, x86_shift1,
21924 x86_sse_partial_reg_dependency, x86_sse_split_regs,
21925 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
21926 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
21927 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
21928 x86_use_incdec, x86_pad_returns, x86_bswap,
21929 x86_partial_flag_reg_stall): Remove.
21930 (enum ix86_tune_indices): New.
21931 (ix86_tune_features): New.
21932 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
21933 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
21934 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
21935 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
21936 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
21937 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
21938 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
21939 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
21940 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
21941 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
21942 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
21943 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
21944 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
21945 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
21946 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
21947 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
21948 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
21949 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
21950 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
21951 TARGET_EXT_80387_CONSTANTS): Use it.
21952 (enum ix86_arch_indices): New.
21953 (ix86_arch_features): New.
21954 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
21955 TARGET_BSWAP): Use it.
21956 (ix86_tune_mask, ix86_arch_mask): Remove.
21958 2007-03-06 Joseph Myers <joseph@codesourcery.com>
21961 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
21962 Define using $${sysroot_headers_suffix}.
21963 * configure: Regenerate.
21964 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
21965 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
21967 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
21968 * gcc.c (print_sysroot_headers_suffix): New.
21969 (option_map): Include --print-sysroot-headers-suffix.
21970 (display_help): Mention -print-sysroot-headers-suffix.
21971 (process_command): Handle -print-sysroot-headers-suffix.
21972 (do_spec_1): Append multilib directory to include-fixed path if
21973 sysroot suffixes in use.
21974 (main): Handle -print-sysroot-headers-suffix.
21975 * Makefile.in (start.encap): Don't depend on xlimits.h
21976 (xlimits.h): Remove.
21977 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
21978 limits.h for each multilib in fixinc_list.
21979 (fixinc_list, s-fixinc_list): New.
21980 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
21981 generate them for each multilib in fixinc_list.
21982 (stmp-fixproto): Use include-fixed. Run fixproto for each
21983 multilib in fixinc_list.
21984 (mostlyclean): Don't remove xlimits.h.
21985 (clean): Remove include-fixed.
21986 (real-install-headers-tar, real-install-headers-cpio,
21987 real-install-headers-cp): Don't copy include, only include-fixed.
21988 (install-mkheaders): Depend on fixinc_list. Don't depend on
21989 xlimits.h. Save limits.h files for each multilib in fixinc_list.
21990 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
21991 SYSTEM_HEADER_DIR setting in mkheaders.conf.
21993 2007-03-06 Jan Hubicka <jh@suse.cz>
21995 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
21998 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22000 * configure.ac: Allow tm_file to contain build-directory files.
22001 * configure: Regenerate.
22002 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
22003 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
22004 * config/m68k/print-sysroot-suffix.sh: New file.
22006 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22008 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
22009 of pic_offset_table_rtx if reload_completed.
22010 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
22011 PIC_OFFSET_TABLE_REGNUM.
22012 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
22014 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
22015 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
22017 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22019 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
22020 functions that call eh_return.
22022 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22024 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
22025 functions that need a constant pool.
22027 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22030 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
22031 (m68k_preferred_reload_class): Likewise.
22032 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
22033 (SECONDARY_RELOAD_CLASS): Define.
22034 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
22035 (LIMIT_RELOAD_CLASS): Delete.
22036 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
22037 registers from storing bytes.
22038 (m68k_secondary_reload_class): New function.
22039 (m68k_preferred_reload_class): Likewise.
22041 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22043 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
22045 (m68k_expand_prologue): Likewise.
22047 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22049 * config/m68k/m68k-protos.h (output_sibcall): Declare.
22050 (mips_expand_epilogue): Add a bool parameter.
22051 (m68k_legitimize_sibcall_address): Declare.
22052 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
22053 (m68k_expand_epilogue): Add a parameter to select between sibling
22054 and normal epilogues. Only generate a return for the latter.
22055 (m68k_ok_for_sibcall_p): New function.
22056 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
22057 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
22058 (sibcall_value, *sibcall_value): Likewise.
22059 (*call, *call_value): Require !SIBLING_CALL_P.
22060 (epilogue): Update call to m68k_expand_epilogue.
22061 (sibcall_epilogue): New pattern.
22062 * config/m68k/predicates.md (const_call_operand): Say that this
22063 predicate applies to sibling calls too.
22064 (sibcall_operand): New predicate.
22066 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22068 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
22069 alternatives as movsi_cf.
22070 (movsf_cf_hard): Add commentary.
22072 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
22073 Richard Sandiford <richard@codesourcery.com>
22075 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
22076 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
22077 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
22078 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
22079 as being live on exit from an interrupt function.
22080 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
22081 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
22082 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
22083 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
22084 (m68k_interrupt_function_p): Globalize.
22085 (m68k_compute_frame_layout): Remove reverse mask code.
22086 (m68k_emit_movem, m68k_set_frame_related): New functions.
22087 (m68k_output_function_prologue): Delete in favor of...
22088 (m68k_expand_prologue): ...this new function.
22089 (m68k_output_function_epilogue): Delete in favor of...
22090 (m68k_expand_epilogue): ...this new function.
22091 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
22093 (print_operand): Handle %?.
22094 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
22095 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
22096 (prologue, epilogue): New patterns.
22097 (return): Turn into a define_expand.
22098 (*return): New pattern, derived from old "return" pattern. Use rte
22099 rather than rts for interrupt functions. Only use rtd if the pop
22101 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
22102 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
22103 (link, *link, unlink, *unlink, load_got): Likewise.
22105 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22109 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
22110 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
22111 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
22112 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
22113 and m68k_matches_u_p.
22114 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
22115 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
22116 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
22117 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
22118 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
22119 (REG_STRICT_P): New macro.
22120 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
22121 PCREL_GENERAL_OPERAND_OK.
22122 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
22123 m68k_legitimate_base_reg_p.
22124 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
22125 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
22126 (PIC_CASE_VECTOR_ADDRESS): Update comment.
22127 * config/m68k/m68k.c (m68k_address): New structure.
22128 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
22129 (m68k_decompose_index, m68k_legitimate_constant_address_p)
22130 (m68k_jump_table_ref_p, m68k_decompose_address)
22131 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
22132 (m68k_matches_u_p): New functions.
22133 (print_operand_address): Rewrite to use m68k_decompose_index.
22135 2007-03-05 David Taylor <dtaylor@emc.com>
22137 * gcc.c: Correct copyright date in --version output.
22139 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22141 * pa.md: In unamed move patterns, disparge copies between general
22142 and floating point registers using '?' modifier. Don't include 'f'
22143 constraint for register preferences in DImode, SImode, HImode and
22144 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
22145 Remove constraints for copies between general and floating registers
22146 in soft-float DFmode pattern.
22147 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
22151 2007-03-05 Mike Stump <mrs@apple.com>
22153 * c-common.c (targetcm): Add.
22154 * c-opts.c (c_common_handle_option): Handle language specific
22156 * opts.c (handle_option): Verify language for target options, if
22158 * opth-gen.awk: Add CL_LANG_ALL.
22159 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
22160 (TARGETCM_INITIALIZER): Add.
22161 * target.h (struct gcc_targetcm): Add.
22163 * targhooks.c (default_handle_c_option): Add.
22164 * targhooks.h (default_handle_c_option): Add.
22165 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
22167 * config/darwin.opt (iframework): Add.
22168 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
22169 * config/darwin-c.c (handle_c_option): Add.
22170 (TARGET_HANDLE_C_OPTION): Add.
22172 * doc/invoke.texi (Darwin Options): Add -iframework.
22174 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22176 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
22179 2007-03-05 Ian Lance Taylor <iant@google.com>
22181 * c.opt (fgnu89-inline): New option.
22182 * c-opts.c (c_common_post_options): Set default value for
22184 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
22185 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
22187 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
22188 (grokdeclarator, start_function): Likewise.
22189 * c-cppbuiltin.c (c_cpp_builtins): Define either
22190 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
22191 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
22192 (C Dialect Options): Document -fgnu89-inline.
22193 * doc/extend.texi (Function Attributes): Explain what the
22194 gnu_inline attribute does.
22195 * doc/cpp.texi (Common Predefined Macros): Document
22196 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
22198 2007-03-05 Ian Lance Taylor <iant@google.com>
22200 PR tree-optimization/31034
22201 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
22202 half-range if the other side is an overflow infinity.
22204 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
22206 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
22207 (bfin*-linux-uclibc*): New configuration.
22208 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
22210 * config/bfin/linux.h: New file.
22211 * config/bfin/libgcc-bfin.ver: New file.
22212 * config/bfin/t-bfin-uclinux: New file.
22213 * config/bfin/t-bfin-linux: New file.
22214 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
22215 (TARGET_OS_CPP_BUILTINS): New macro.
22217 2007-03-05 Richard Guenther <rguenther@suse.de>
22219 * fold-const.c (fold_binary): Remove duplicate folding
22220 of comparison of non-null ADDR_EXPR against null.
22222 2007-03-05 Richard Guenther <rguenther@suse.de>
22223 Dorit Nuzman <dorit@il.ibm.com>
22225 PR tree-optimization/26420
22226 * tree-vectorizer.c (vectorize_loops): Bail out early if there
22227 are no loops in the function. Only print the number of
22228 vectorized loops if it is greater than zero or we are supposed
22229 to print information about unvectorized loops.
22231 2007-03-05 Revital Eres <eres@il.ibm.com>
22233 * gcc.dg/var-expand1.c: New test.
22234 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
22235 when an accumulator is expanded.
22237 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22240 * c-common.c (convert_and_check): Don't give warnings for
22241 conversion if 'expr' already overflowed.
22243 2007-03-04 Roger Sayle <roger@eyesopen.com>
22245 PR middle-end/30744
22246 * fold-const.c (fold_comparison): Enforce type consistency when
22247 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
22249 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
22251 * tree-ssa-address.c (create_mem_ref): Do not put an expression
22252 containing a cast to the base of TARGET_MEM_REF.
22254 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
22256 * tree.c (tree_contains_struct_check_failed): Remove spurious
22257 whitespace from error message.
22259 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
22262 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
22263 instead of precision.
22265 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
22266 Nathan Sidwell <nathan@codesourcery.com>
22268 * emit-rtl.c (find_auto_inc): New.
22269 (try_split): recreate REG_INC notes,
22270 Use regular for loops rather than whiles.
22272 2007-03-03 Andreas Schwab <schwab@suse.de>
22274 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
22275 * configure: Regenerate.
22277 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22279 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
22280 flag_rounding_math, not flag_unsafe_math_optimizations.
22282 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
22284 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
22285 alpha_fold_vector_minmax): Likewise.
22286 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
22287 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
22289 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
22291 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
22292 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
22293 if the lhs has side-effects.
22294 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
22296 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
22298 * config/i386/i386.h (TUNEMASK): Remove define.
22299 (ARCHMASK): Remove define.
22300 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
22301 Use ix86_arch_mask variable instead of ARCHMASK.
22302 * config/i386/i386.c (override_options): Ditto.
22303 (standard_80387_constant_p): Ditto.
22305 2007-03-02 Ian Lance Taylor <iant@google.com>
22307 Used signed infinities in VRP.
22308 * tree-vrp.c (uses_overflow_infinity): New static function.
22309 (supports_overflow_infinity): New static function.
22310 (make_overflow_infinity): New static function.
22311 (negative_overflow_infinity): New static function.
22312 (positive_overflow_infinity): New static function.
22313 (is_negative_overflow_infinity): New static function.
22314 (is_positive_overflow_infinity): New static function.
22315 (is_overflow_infinity): New static function.
22316 (overflow_infinity_range_p): New static function.
22317 (compare_values_warnv): New function split out of compare_values.
22318 (compare_value): Call it.
22319 (set_value_range_to_nonnegative): Add overflow_infinity
22320 parameter. Change caller.
22321 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
22323 (vrp_expr_computes_nonzero): Likewise.
22324 (compare_ranges, compare_range_with_value): Likewise.
22325 (compare_name_with_value, compare_names): Likewise.
22326 (vrp_evaluate_conditional): Likewise.
22327 (set_value_range): Handle infinity
22328 (vrp_operand_equal_p, operand_less_p): Likewise.
22329 (extract_range_from_assert): Likewise.
22330 (vrp_int_const_binop): Likewise.
22331 (extract_range_from_binary_expr): Likewise.
22332 (extract_range_from_unary_expr): Likewise.
22333 (extract_range_from_comparison): Likewise.
22334 (extract_range_from_expr): Likewise.
22335 (dump_value_range): Likewise.
22336 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
22337 (test_for_singularity): Likewise.
22338 (vrp_int_const_binop): Remove inline qualifier.
22339 (adjust_range_with_scev): Add comment.
22340 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
22342 2007-03-02 Diego Novillo <dnovillo@redhat.com>
22344 * tree-ssa-structalias.c (could_have_pointers): Tidy.
22345 (get_constraint_for): Likewise.
22346 (do_structure_copy): Likewise.
22347 (find_func_aliases): Fix references to MODIFY_EXPR.
22348 (intra_create_variable_infos): Tidy.
22349 * tree-ssa-operands.c (add_virtual_operand): Add argument
22351 When adding members of alias sets, if IS_CALL_SITE is true and
22352 the symbol is not call-clobbered, skip it.
22353 Adjust all callers.
22355 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
22357 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
22358 entry by means of emit_insn_at_entry.
22360 2007-03-02 Richard Henderson <rth@redhat.com>
22362 * expr.h (promoted_input_arg): Remove decl.
22363 * function.c (promoted_input_arg): Merge into ...
22364 * combine.c (setup_incoming_promotions): ... only caller.
22365 Rearrange to avoid double loop.
22367 2007-03-02 Ben Elliston <bje@au.ibm.com>
22368 Peter Bergner <bergner@vnet.ibm.com>
22369 Janis Johnson <janis187@us.ibm.com>
22371 * config/rs6000/dfp.md: New file.
22372 * config/rs6000/rs6000.md: Include dfp.md.
22373 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
22374 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
22375 and TDmode decimal float modes in FP registers.
22376 (num_insns_constant): Likewise.
22377 (rs6000_legitimate_offset_address_p): Likewise.
22378 (rs6000_legitimize_address): Likewise.
22379 (rs6000_legitimize_reload_address): Likewise.
22380 (rs6000_legitimate_address): Likewise.
22381 (rs6000_emit_move): Likewise.
22382 (function_arg_boundary): Likewise.
22383 (function_arg_advance): Likewise.
22384 (rs6000_darwin64_record_arg_recurse): Likewise.
22385 (function_arg): Likewise.
22386 (rs6000_gimplify_va_arg): Likewise.
22387 (rs6000_split_multireg_move): Likewise.
22388 (rs6000_output_function_epilogue): Likewise.
22389 (rs6000_output_function_epilogue): Likewise.
22390 (rs6000_register_move_cost): Likewise.
22391 (rs6000_function_value): Likewise.
22392 (rs6000_libcall_value): Likewise.
22394 2007-03-02 Richard Sandiford <richard@codesourcery.com>
22396 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
22398 2007-03-02 Richard Sandiford <richard@codesourcery.com>
22400 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
22401 Use $MULTIDIR to choose between the kernel and RTP headers,
22402 and use $WIND_BASE and $WIND_USR to locate them.
22404 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
22406 * config/i386/i386.c (override_options): Put initialization of
22407 ix86_tune_mask and ix86_arch_mask to the correct place.
22409 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
22410 Michael Meissner <michael.meissner@amd.com>
22413 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
22414 (ARCHMASK): Define.
22415 (TARGET_CMOVE): Use ARCHMASK.
22416 (TARGET_CMPXCHG): Ditto.
22417 (TARGET_CMPXCHG8B): Ditto.
22418 (TARGET_XADD): Ditto.
22419 (TARGET_BSWAP): Ditto.
22420 * config/i386/i386.c (ix86_tune_mask): New global variable.
22421 (ix86_arch_mask): Ditto.
22422 (override_options): Initialize ix86_tune_mask and
22423 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
22426 2007-03-02 Ben Elliston <bje@au.ibm.com>
22429 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
22431 2007-03-02 Joseph Myers <joseph@codesourcery.com>
22433 * target.h (init_dwarf_reg_sizes_extra): New target hook.
22434 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
22435 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
22436 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
22438 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
22439 rs6000_init_dwarf_reg_sizes_extra): New.
22440 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
22441 SPE register high parts.
22443 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
22445 * Makefile.in: Add install-pdf target as
22446 copied from automake v1.10 rules.
22447 * configure.ac: Add install-pdf to target list.
22448 * configure: Regenerate.
22450 2007-03-01 Paul Brook <paul@codesourcery.com>
22452 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
22453 modes to LDRD for DImode.
22454 (output_move_double): Fixup out of range ldrd/strd.
22455 (vfp_secondary_reload_class): Rename...
22456 (coproc_secondary_reload_class): ... to this. Add wb argument.
22457 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
22458 coproc_secondary_reload_class for CLASS_IWMMXT.
22459 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
22460 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
22462 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
22464 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
22465 unroll factor by the estimated number of iterations.
22466 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
22467 than prefetch latency.
22469 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
22470 decode_caches_intel, detect_caches_intel): New functions.
22471 (host_detect_local_cpu): Use detect_caches_amd and
22472 detect_caches_intel.
22474 2007-03-01 Richard Henderson <rth@redhat.com>
22476 * expr.c (emit_move_complex_push): Export.
22477 (emit_move_complex_parts): Split out from ...
22478 (emit_move_complex): ... here.
22479 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
22480 * config/i386/i386.md (movcdi): New.
22482 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
22484 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
22485 size of mode1 to check for tieable modes in MMX case.
22487 2007-03-01 Richard Sandiford <richard@codesourcery.com>
22489 * Makefile.in (rtlanal.o): Depend on tree.h.
22490 * rtl.h (offset_within_section_p, split_const): Declare.
22491 * rtlanal.c: Include tree.h.
22492 (offset_within_block_p): New function, taken from
22493 mips_offset_within_object_p.
22494 (split_const): New function, taken from mips_split_const.
22495 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
22497 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
22498 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
22499 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
22500 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
22501 (m68k_illegitimate_symbolic_constant_p): New function.
22502 * config/m68k/m68k.md (movsi): Remove misleading predicates.
22503 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
22504 symbolic constant that might be outside the symbol's section,
22505 move the symbol first and then add the offset.
22506 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
22508 * config/mips/mips.c (mips_split_const): Delete.
22509 (mips_offset_within_object_p): Delete.
22510 (mips_symbolic_constant_p): Use offset_within_section_p and
22511 split_const instead of mips_offset_within_object_p and
22513 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
22514 (mips_legitimize_const_move, print_operand_reloc)
22515 (mips_dangerous_for_la25_p): Use split_const instead of
22518 2007-02-28 Eric Christopher <echristo@apple.com>
22520 * Makefile.in (install-include-dir): Don't rm -rf include.
22522 2007-02-28 Richard Guenther <rguenther@suse.de>
22524 PR middle-end/30364
22525 * fold-const.c (fold_binary): Do not associate expressions
22526 with more than one variable for integer types that do not wrap.
22528 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
22530 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
22531 Delete, and replace with...
22532 (fold_builtin_call_array): This. Update callers to use it.
22533 * fold-const.c (fold_build_call_list): Delete, and replace with...
22534 (fold_build_call_array): This.
22535 (fold_build_call_list_initializer): Delete, and replace with...
22536 (fold_build_call_array_initializer): This.
22537 * tree.h: Update declarations to reflect above changes.
22539 * c-typeck.c (build_function_call): Store converted arguments
22540 in a stack-allocated array instead of building a list.
22541 (convert_arguments): Store arguments in the array passed in as an
22542 argument, and return the actual number of arguments.
22543 * c-format.c: (check_function_format): Pass arguments in an
22544 array instead of a list.
22545 * c-common.c (check_function_nonnull): Likewise.
22546 (check_function_sentinel): Likewise.
22547 (check_function_arguments): Likewise.
22548 * c-common.h: Update declarations to reflect above changes.
22550 2007-02-28 Jan Hubicka <jh@suse.cz>
22552 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
22553 PRED_NEGATIVE_RETURN): Update outcomes.
22555 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
22557 * calls.c (emit_library_call_value_1): Handle partial registers
22558 correctly when building up CALL_INSN_FUNCTION_USAGE.
22560 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22562 * pa/predicates.md (move_src_operand): Allow zero for mode.
22563 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
22566 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
22569 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
22570 *movv2df_internal): Enable pattern only for valid operand
22572 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
22573 tie only 128bit modes. For MMX registers, tie only 64bit modes.
22575 2007-02-27 Mike Stump <mrs@apple.com>
22577 * config/darwin-crt3.c: Avoid compilation when compiling for a
22580 2007-02-27 Joseph Myers <joseph@codesourcery.com>
22582 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
22584 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
22585 for fixed headers and limits.h.
22586 (install-include-dir, install-headers-tar, install-headers-cpio,
22587 install-headers-cp, real-install-headers-tar,
22588 real-install-headers-cpio, real-install-headers-cp): Handle
22589 include-fixed as well as include.
22590 (install-mkheaders): Don't install files that go only in include
22592 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
22593 from GCC_INCLUDE_DIR.
22594 * gcc.c (process_command): Remove special -BstageN/ handling.
22595 (do_spec_1): Add include-fixed directories.
22597 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
22599 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
22601 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
22603 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
22606 2007-02-27 Mark Mitchell <mark@codesourcery.com>
22608 * c-common.c (get_priority): Add check for
22609 SUPPORTS_INIT_PRIORITY.
22611 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
22613 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
22615 * config/bfin/bfin.c: Include "cfglayout.h".
22616 (MAX_LSETUP_DISTANCE): New macro.
22617 (struct loop_info): New members incoming, incoming_src and
22618 incoming_dest. Delete member predecessor.
22619 (length_for_loop): New function.
22620 (bfin_optimize_loop): Handle more different loop structures.
22621 (bfin_discover_loop): Rework detection of predecessor blocks by
22622 examining incoming edges.
22623 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
22625 (bfin_reorder_loops): New function.
22626 (bfin_reorg_loops): Use these three new functions.
22628 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
22629 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
22630 (CONSTRAINT_LEN): Add entry for 'q'.
22631 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
22632 Add 'q' constraints.
22633 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
22634 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
22636 * config/bfin/bfin.md (add_with_carry): New pattern.
22637 (s_or_u, su_optab, su_modifier): New code macros/attrs.
22638 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
22639 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
22640 support unsigned multiplies too. Removed incorrect commutativity from
22641 operand 1 constraint where appropriate.
22642 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
22644 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
22645 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
22647 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
22648 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
22649 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
22650 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
22651 usmulhisi_hh_huh): New patterns.
22653 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
22654 lshifthi3): Fix output template to use half reg for operand 2.
22656 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
22659 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
22661 2007-02-27 Andreas Schwab <schwab@suse.de>
22663 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
22665 2007-02-27 Jan Hubicka <jh@suse.cz>
22667 * predict.c (last_basic_block_p): Remove.
22668 (tree_estimate_probability): Update return heuristic for commonized
22671 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
22673 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
22675 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
22677 * doc/include/gcc-common.texi (versionsubtitle): New macro.
22678 * doc/cpp.texi: Standardize title page.
22679 * doc/cppinternals.texi: Likewise.
22680 * doc/gcc.texi: Standardize title page, remove version number
22681 from copyright page.
22682 * doc/gccint.texi: Likewise.
22683 * doc/install.texi: Standardize title page, add table of
22686 2007-02-26 Jan Hubicka <jh@suse.cz>
22688 * predict.def: Set outcomes according to more recent results.
22689 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
22690 Remove dead predictors.
22691 * predict.c (return_prediction): Fix pasto.
22693 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
22695 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
22696 change; avoid a memory leak when returning early.
22698 2007-02-26 Mark Mitchell <mark@codesourcery.com>
22700 * c-decl.c (static_ctors): Move to c-common.c.
22701 (static_dtors): Likewise.
22702 (finish_function): Use c_record_cdtor_fn.
22703 (build_cdtor): Move to c-common.c.
22704 (c_write_global_declarations): Use c_build_cdtor_fns.
22705 * c-common.h (static_ctors): Declare.
22706 (static_dtors): Likewise.
22707 (c_record_cdtor_fn): Likewise.
22708 (c_build_cdtor_fns): Likewise.
22709 * c-common.c (static_ctors): New variable.
22710 (static_dtors): Likewise.
22711 (c_record_cdtor_fn): New function.
22712 (build_cdtor): Move from c-decl.c
22713 (c_build_cdtor_fns): New function.
22715 * output.h (assemble_addr_to_section): Declare.
22716 (get_cdtor_priority_section): Likewise.
22717 * varasm.c (assemble_addr_to_section): New function.
22718 (get_cdtor_priority_section): Likewise.
22719 (default_named_section_asm_out_destructor): Use them.
22720 (destor_dtor_section_asm_out_destructor): Likewise.
22721 (default_named_section_asm_out_constructor): Likewise.
22722 (default_ctor_section_asm_out_constructor): Likewise.
22723 * config.gcc (*-*-vxworks*): Include vxworks.o.
22724 * config/t-vxworks (vxworks.o): New target.
22725 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
22726 (TARGET_ASM_CONSTRUCTOR): Define.
22727 (TARGET_ASM_DESTRUCTOR): Likewise.
22728 (vxworks_asm_out_constructor): Declare.
22729 (vxworks_asm_out_destructor): Likewise.
22731 * c-common.c (get_priority): Check that we have not just an
22732 INTEGER_CST, but an integer constant with integeral type.
22734 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
22736 PR tree-optimization/30938
22737 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
22738 use &dt[nargs-1] instead of &dt[nargs] in the call to
22739 vect_is_simple_use().
22741 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
22743 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
22744 from register elimination as PRE_MODIFY / POST_MODIFY increments.
22745 Do not attempt to handle MEM inside auto-inc expressions.
22746 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
22747 of a register modified by an auto-inc expression. However, do handle
22748 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
22749 (elimination_effects): Prohibit elimination of a register modified
22750 by an auto-inc expression. Disable register elimination rules whose
22751 target register is modified by an auto-inc expression with variable
22754 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
22756 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
22758 (array_at_struct_end_p): New function.
22759 (idx_infer_loop_bounds): Use it.
22760 (estimate_numbers_of_iterations_loop): Export.
22761 * predict.c (predict_loops): Use estimated_loop_iterations_int.
22762 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
22763 (tree_estimate_probability): Call record_loop_exits.
22764 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
22765 (estimated_loop_iterations, estimated_loop_iterations_int,
22766 estimated_loop_iterations_tree): New functions.
22767 (analyze_siv_subscript_cst_affine,
22768 compute_overlap_steps_for_affine_1_2,
22769 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
22770 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
22771 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
22772 (PRED_LOOP_ITERATIONS_GUESSED): New.
22773 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
22774 * cfgloop.h (estimate_numbers_of_iterations_loop,
22775 estimated_loop_iterations_int): Declare.
22777 2007-02-25 Mark Mitchell <mark@codesourcery.com>
22779 * doc/extend.texi: Document optional priority argument to
22780 constructors and destructors.
22781 * tree.c (init_priority_for_decl): Adjust GTY markers.
22782 (init_ttree): Use priority-info hash functions for
22783 init_priority_for_decl.
22784 (tree_map_eq): Rename to ...
22785 (tree_map_base_eq): ... this.
22786 (tree_map_marked_p): Rename to ...
22787 (tree_map_base_marked_p): ... this.
22788 (tree_map_base_hash): New function.
22789 (decl_init_priority_lookup): Rework.
22790 (decl_fini_priority_lookup): New function.
22791 (decl_priority_info): New function.
22792 (decl_init_priority_insert): Use it.
22793 (decl_fini_priority_insert): Likewise.
22794 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
22796 (decl_restrict_base_insert): Likewise.
22797 (decl_debug_expr_insert): Likewise.
22798 (decl_value_expr_lookup): Likewise.
22799 (decl_value_expr_insert): Likewise.
22800 * tree.h (priority_type): New type.
22801 (decl_init_priority_lookup): Use priority_type.
22802 (decl_fini_priority_lookup): New function.
22803 (decl_init_priority_insert): Use priority_type.
22804 (decl_fini_priority_insert): New function.
22805 (DECL_HAS_INIT_PRIORITY): Tweak comments.
22806 (DECL_INIT_PRIORITY): Likewise.
22807 (SET_DECL_INIT_PRIORITY): Add comment.
22808 (DECL_FINI_PRIORITY): New macro.
22809 (SET_DECL_FINI_PRIORITY): Likewise.
22810 (DEFAULT_INIT_PRIORITY): Document.
22811 (MAX_INIT_PRIORITY): Likewise.
22812 (MAX_RESERVED_INIT_PRIORITY): Likewise.
22813 (tree_map_base): New type.
22814 (tree_map_base_eq): New function.
22815 (tree_map_base_hash): Likewise.
22816 (tree_map_base_marked_p): Likewise.
22817 (tree_map): Inherit from tree_map_base.
22818 (tree_map_eq): Make it a macro.
22819 (tree_map_marked_p): Likewise.
22820 (tree_int_map): Inherit from tree_map_base.
22821 (tree_int_map_eq): Make it a macro.
22822 (tree_int_map_hash): Likewise.
22823 (tree_int_map_marked_p): Likewise.
22824 (tree_priority_map): New type.
22825 (tree_priority_map_eq): New macro.
22826 (tree_priority_map_hash): Likewise.
22827 (tree_priority_map_marked_p): Likewise.
22828 * varasm.c (emults_decl): Adjust for refactoring of tree_map
22830 (emutls_common_1): Likewise.
22831 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
22832 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
22833 of tree_map hierarchy.
22834 * tree-cfg.c (move_stmt_r): Likewise.
22835 (new_label_mapper): Likewise.
22836 * c-tree.h (c_expand_body): Move to ...
22837 * c-common.h (c_expand_body): ... here.
22838 * c-decl.c (c_expand_body): Move to ...
22839 * c-common.c (c_expand_body): ... here.
22840 (c_common_attribute_table): Allow 1 argument for the constructor
22841 and destructor attributes.
22842 (get_priority): New function.
22843 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
22844 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
22846 2007-02-24 Jan Hubicka <jh@suse.cz>
22848 PR middle-end/30509
22849 * tree-inline.c (copy_bb): Produce exact copy of EH info when
22850 copying for inlining.
22852 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
22853 Jan Hubicka <jh@suse.cz>
22856 * i386.c (counter_mode): New function.
22857 (expand_set_or_movmem_via_loop): Use it.
22858 (expand_movmem_epilogue): Likewise; fix pasto.
22859 (ix86_expand_movmem): Do emit guard even for constant counts.
22860 (ix86_expand_setmem): Likewise.
22862 2007-02-25 Nick Clifton <nickc@redhat.com>
22864 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
22865 (JUMP_TABLES_IN_TEXT_SECTION): Define.
22867 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
22870 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
22871 count argument with 0x10, not with 0x16.
22872 (expand_setmem_epilogue): Ditto.
22874 2007-02-24 Mike Stump <mrs@apple.com>
22876 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
22879 2007-02-24 Richard Guenther <rguenther@suse.de>
22881 PR middle-end/30951
22882 * fold-const.c (fold_binary): Fold x +- CST op x for
22883 EQ_EXPR and NE_EXPR.
22885 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22887 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
22889 2007-02-24 Jan Hubicka <jh@suse.cz>
22891 * cgraphunit.c (decide_is_function_needed): Honor
22892 -fkeep-inline-functions.
22894 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22896 * builtins.c (fold_builtin_modf): New.
22897 (fold_builtin_2): Use it.
22899 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
22901 * loop-iv.c (implies_p): Detect additional cases where A implies B.
22902 (determine_max_iter): Take additional LOOP arg; all callers changed.
22903 Lose broken logic dealing with PLUS. Try to limit the upper bound by
22904 one using simplifications.
22905 (simplify_using_initial_values): Return if the expression becomes
22906 invalid due to altered regs.
22908 2007-02-23 DJ Delorie <dj@redhat.com>
22910 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
22912 2007-02-23 Mike Stump <mrs@apple.com>
22914 * tlink.c (scan_linker_output): Parse linker messages from
22915 darwin9's linker better.
22917 2007-02-23 Steve Ellcey <sje@cup.hp.com>
22920 * varpool.c (varpool_assemble_pending_decls): Set
22921 varpool_last_needed_node to null.
22923 2007-02-23 DJ Delorie <dj@redhat.com>
22925 * config/i386/i386.c (ix86_data_alignment): Don't specify an
22926 alignment bigger than the object file can handle.
22928 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
22931 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
22932 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
22933 (*movsf_1): Penalize MMX moves.
22935 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
22937 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
22938 2^32-1 or more times unless flag_unsafe_loop_optimizations.
22940 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
22942 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22944 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
22945 (fold_builtin_1): Use them.
22946 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
22947 BUILT_IN_SIGNIFICAND.
22949 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
22951 * config/i386/i386.c (bdesc_1arg): Initialize
22952 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
22953 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
22954 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
22955 and IX86_BUILTIN_MOVSLDUP.
22957 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
22959 PR rtl-optimization/30841
22960 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
22962 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22964 * builtins.c (fold_builtin_frexp): New.
22965 (fold_builtin_2): Use it.
22967 2007-02-22 Mark Mitchell <mark@codesourcery.com>
22969 * doc/invoke.texi (Spec Files): Document getenv spec function.
22971 * gcc.c (getenv_spec_function): New function.
22972 (static_spec_functions): Add it.
22973 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
22974 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
22977 2007-02-22 Michael Matz <matz@suse.de
22980 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
22981 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
22983 2007-02-22 Ian Lance Taylor <iant@google.com>
22986 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
22987 (mem_loc_descriptor): Call it.
22989 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
22990 Ira Rosen <irar@il.ibm.com>
22992 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
22994 2007-02-22 Ira Rosen <irar@il.ibm.com>
22996 PR tree-optimization/30843
22997 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
22998 stores only after all the group is vectorized.
23000 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
23002 PR tree-optimization/30858
23003 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
23004 in the reduction cycle have a single use in the loop.
23005 * tree-vectorizer.h (relevant): Add documentation.
23007 2007-02-20 Mike Stump <mrs@apple.com>
23009 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
23010 * configure: Regenerate.
23012 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
23014 Change the defaults of some parameters and options.
23015 * config/spu/spu-protos.h (spu_optimization_options): Declare.
23016 * config/spu/spu.c (spu_optimization_options): Add.
23017 (spu_override_options): Change params in spu_optimization_options.
23018 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
23020 Register 127 is only 16 byte aligned when used as a frame pointer.
23021 * config/spu/spu-protos.h (spu_init_expanders): Declare.
23022 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
23023 HARD_FRAME_POINTER_REGNUM.
23024 (spu_legitimate_address): Use regno_aligned_for_reload.
23025 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
23026 aligned when frame_pointer_needed is true.
23027 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
23029 * config/spu/spu.h (INIT_EXPANDERS): Define.
23031 Make sure shift and rotate instructions have valid immediate operands.
23032 * config/spu/predicates.md (spu_shift_operand): Remove.
23033 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
23034 * config/spu/constraints.md (W, O): Extend range.
23035 * config/spu/spu.md (umask, nmask): Define.
23036 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
23037 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
23038 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
23039 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
23040 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
23041 (lshr<mode>3_reg): Fix rtl description.
23043 Make sure mulhisi immediate operands are valid.
23044 * config/spu/predicates.md (imm_K_operand): Add.
23045 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
23047 Generate constants using fsmbi and andi.
23048 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
23049 (print_operand, spu_split_immediate, classify_immediate,
23050 fsmbi_const_p): Handle IC_FSMBI2.
23052 Correctly handle a CONST_VECTOR containing symbols.
23053 * config/spu/spu.c (print_operand): Handle HIGH correctly.
23054 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
23055 (immediate_load_p): Allow symbols that use 2 instructions to create.
23056 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
23057 with symbols when flag_pic is set.
23058 (const_vector_immediate_p): New.
23059 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
23060 accept a CONST_VECTOR with symbols.
23061 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
23062 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
23064 * config/spu/spu.md (high, low): Delete.
23065 (low_<mode>): Define.
23067 Remove INTRmode and INTR_REGNUM, which didn't work.
23068 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
23070 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
23071 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
23072 peephole2 pattern): Don't use INTR or 131.
23073 (movintrcc): Delete.
23074 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
23075 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
23076 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
23077 (UNSPEC_SET_INTR): Add.
23078 * config/spu/spu-modes.def (INTR): Remove.
23080 More accurate warnings about run-time relocations.
23081 * config/spu/spu.c (reloc_diagnostic): Test in_section.
23083 Correctly warn about immediate arguments to specific intrinsics.
23084 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
23085 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
23086 the instruction predicate.
23088 Fix tree check errors with latest update.
23089 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
23091 (spu_expand_builtin): Use CALL_EXPR_FN.
23093 Add missing specific intrinsics.
23094 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
23096 * config/spu/spu_internals.h: Ditto.
23098 Fix incorrect operand modifiers.
23099 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
23100 * config/spu/spu.md (xor<mode>3): Change %S to %J.
23102 Optimize one case of zero_extend of a vec_select.
23103 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
23105 Accept any immediate for hbr.
23106 * config/spu/spu.md (hbr): Change s constraints to i.
23108 2007-02-21 Paul Brook <paul@codesourcery.com>
23110 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
23111 condexec_count when skipping USE and CLOBBER.
23113 2007-02-21 Nick Clifton <nickc@redhat.com>
23115 * common.opt (Warray-bounds): Add Warning attribute.
23116 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
23118 (fsized-zeroes): Add Optimization attribute.
23119 (fsplit-wide-types, ftree-scev-cprop): Likewise.
23120 * c.opt (Wc++0x-compat): Add Warning attribute.
23122 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
23124 PR middle-end/30761
23125 * reload1.c (eliminate_regs_in_insn): In the single_set special
23126 case, attempt to re-recognize the insn before falling back to
23127 having reload fix it up.
23129 2007-02-20 Eric Christopher <echristo@gmail.com>
23131 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
23132 Rewrite accordingly.
23133 (frv_read_iacc_argument): Ditto.
23134 (frv_expand_set_builtin): Take a call instead of arglist, update for
23136 (frv_expand_unop_builtin): Ditto.
23137 (frv_expand_binop_builtin): Ditto.
23138 (frv_expand_cut_builtin): Ditto.
23139 (frv_expand_binopimm_builtin): Ditto.
23140 (frv_expand_voidbinop_builtin): Ditto.
23141 (frv_expand_int_void2arg): Ditto.
23142 (frv_expand_prefetches): Ditto.
23143 (frv_expand_voidtriop_builtin): Ditto.
23144 (frv_expand_voidaccop_builtin): Ditto.
23145 (frv_expand_load_builtin): Ditto.
23146 (frv_expand_store_builtin): Ditto.
23147 (frv_expand_mdpackh_builtin): Ditto.
23148 (frv_expand_mclracc_builtin): Ditto.
23149 (frv_expand_mrdacc_builtin): Ditto.
23150 (frv_expand_mwtacc_builtin): Ditto.
23151 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
23154 2007-02-20 Janis Johnson <janis187@us.ibm.com>
23156 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
23157 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
23159 (HAVE_GAS_DFP): Check for assembler support of decimal floating
23160 point instructions.
23161 * configure: Regenerate.
23162 * config.in: Regenerate.
23163 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
23164 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
23165 masks to power6 and power6x and to POWERPC_MASKS.
23166 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
23168 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
23169 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
23170 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
23171 Access PROTOTYPE as variable, not mask.
23173 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
23175 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
23176 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
23177 * combine.c (adjust_for_new_dest): Use it.
23178 * postreload.c (reload_combine): Likewise.
23180 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
23182 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
23183 notes on an insn with multiple sets, even if single_set returns
23184 non-NULL for that insn.
23186 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23188 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
23189 scalbn and scalbln.
23191 2007-02-20 Geoffrey Keating <geoffk@apple.com>
23193 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
23194 if user didn't pass it.
23195 * config/i386/darwin.h (CC1_SPEC): Likewise.
23196 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
23197 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
23198 -mmacosx-version-min.
23200 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23201 Uros Bizjak <ubizjak@gmail.com>
23203 * optabs.h (enum optab_index): Add new OTI_scalb.
23204 (scalb_optab): Define corresponding macro.
23205 * optabs.c (init_optabs): Initialize scalb_optab.
23206 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
23208 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
23209 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
23210 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
23211 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
23212 flag_unsafe_math_optimizations is set.
23214 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
23215 to implement scalbf, scalb and scalbl built-ins as inline x87
23218 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23219 DJ Delorie <dj@redhat.com>
23222 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
23223 (diagnostic_report_diagnostic): ... here, and turn them into real
23224 errors. If warnings are inhibited, no need to do anything.
23226 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
23228 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
23229 better code generation.
23231 2007-02-20 Ben Elliston <bje@au.ibm.com>
23233 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
23235 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
23237 * config/alpha/alpha.c, config/alpha/alpha.md,
23238 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
23239 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
23240 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
23241 config/arm/lib1funcs.asm: Follow spelling conventions.
23243 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
23244 config/fr30/fr30.md, config/i386/i386.h,
23245 config/iq2000/iq2000.h, config/iq2000/predicates.md,
23246 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
23247 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
23248 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
23249 config/rs6000/altivec.md, config/rs6000/rs6000.c,
23250 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
23251 config/sparc/sparc.c, config/sparc/sparc.h,
23252 config/sparc/sparc.md, config/spu/constraints.md,
23253 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
23256 2007-02-20 Alan Modra <amodra@bigpond.net.au>
23259 * varasm.c (use_blocks_for_decl_p): Return false for decls with
23262 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
23264 * doc/invoke.texi (-ftree-lrs): Remove.
23266 2007-02-19 Diego Novillo <dnovillo@redhat.com>
23268 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
23271 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
23273 * config/ia64/ia64.c (ia64_expand_builtin): Use the
23274 new CALL_EXPR_FN macro for retrieving the function
23275 declaration of the input expression.
23277 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23279 * c.opt (Waddress): New.
23280 * common.opt (Walways-true): Delete.
23281 (Wstring-literal-comparison): Delete.
23282 * doc/invoke.texi (Warning Options): Delete -Walways-true and
23283 -Wstring-literal-comparison. Add -Waddress.
23285 (Walways-true): Delete.
23286 (Wstring-literal-comparison): Delete.
23287 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
23288 consistently instead of -Walways-true in example.
23289 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
23290 * c-typeck.c (parser_build_binary_op): Replace
23291 -Wstring-literal-comparison and -Walways-true with -Waddress.
23292 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
23295 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
23297 * tree-cfg.c (dump_function_to_file): Be prepared for functions
23298 without DECL_STRUCT_FUNCTION initialized.
23300 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
23302 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
23303 due to calls to functions taking pointers as parameters.
23305 2007-02-19 Richard Henderson <rth@redhat.com>
23308 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
23311 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
23313 * config/s390/s390.c (s390_call_saved_register_used,
23314 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
23315 accessed to the new scheme.
23317 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
23319 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
23320 (cris_print_index, cris_print_operand, cris_print_operand_address)
23321 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
23322 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
23323 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
23324 GET_CODE () == xxx.
23325 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
23326 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
23327 GO_IF_LEGITIMATE_ADDRESS): Ditto.
23328 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
23329 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
23330 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
23331 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
23332 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
23333 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
23334 (uminsi3, call, call_value): Ditto.
23335 (define_split: indir_to_reg_split, unnamed): Ditto.
23337 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
23339 PR tree-optimization/30975
23340 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
23343 2007-02-18 Eric Christopher <echristo@gmail.com>
23345 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
23346 Remove use of arglist.
23347 (mips_expand_builtin): Remove use of arglist, pass in expr.
23348 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
23349 (mips_expand_builtin_movtf): Ditto.
23350 (mips_expand_builtin_compare): Ditto.
23352 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
23354 * tree-sra.c (sra_build_assignment): Replace assertion
23355 checking with a comment explaining why it can't be done.
23357 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
23359 PR middle-end/30833
23360 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
23361 during CALL_EXPR representation conversion.
23362 * tree-ssa-propagate.c (set_rhs): Likewise.
23364 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
23366 * tree-sra.c (sra_build_assignment): Disable assertion checking
23369 2007-02-18 Roger Sayle <roger@eyesopen.com>
23371 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
23372 instead of calling build2 with a GIMPLE_MODIFY_STMT.
23373 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
23375 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
23376 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
23377 gimplify_init_ctor_eval_range, gimple_push_cleanup,
23378 gimplify_omp_for, gimplify_omp_atomic_pipeline,
23379 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
23380 force_gimple_operand): Likewise.
23381 * ipa-cp.c (constant_val_insert): Likewise.
23382 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
23383 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
23384 perfect_nestify): Likewise.
23385 * langhooks.c (lhd_omp_assignment): Likewise.
23386 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
23387 lower_copyprivate_clauses, lower_send_clauses,
23388 lower_send_shared_vars, expand_parallel_call,
23389 expand_omp_for_generic, expand_omp_for_static_nochunk,
23390 expand_omp_for_static_chunk, expand_omp_sections,
23391 lower_omp_single_copy, lower_omp_for_lastprivate,
23392 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
23393 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
23394 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
23397 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
23399 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
23400 config/sh/sh.md: Follow spelling conventions.
23402 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
23403 config/frv/predicates.md: Follow spelling conventions.
23405 * config/m68k/linux-unwind.h: Fix a comment typo.
23406 * target.h: Follow spelling conventions.
23408 2007-02-18 Roger Sayle <roger@eyesopen.com>
23410 PR rtl-optimization/28173
23411 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
23412 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
23413 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
23414 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
23415 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
23417 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23419 * builtins.c (fold_builtin_load_exponent): New.
23420 (fold_builtin_2): Use it.
23422 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
23424 PR rtl-optimization/30773
23425 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
23426 if we fail to attach a REG_EQUIV note.
23428 2007-02-18 David Edelsohn <edelsohn@gnu.org>
23429 Roger Sayle <roger@eyesopen.com>
23431 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
23433 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
23435 * calls.c (initialize_argument_information): Pass original EXP
23436 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
23437 code to split complex arguments here, as part of initializing the
23439 (expand_call): Remove code that builds a list of arguments and
23440 inserts implicit arguments into it. Instead, just count how many
23441 implicit arguments there will be so we can determine the size of
23442 the ARGS array, and let initialize_argument_information do the work.
23443 (split_complex_values): Delete unused function.
23445 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
23447 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
23449 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
23451 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
23452 for arg pointer based indexed addressing.
23454 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
23456 * config/ia64/ia64.h, config/ia64/ia64.md,
23457 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
23458 spelling conventions.
23460 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
23462 * config/m68k/m68k.c (split_di): New.
23463 * config/m68k/m68k-protos.h: Declare split_di.
23464 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
23465 Improve predicate handling and split constant shifts.
23467 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
23469 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
23470 parameter for register bitfield operations, general predicates
23473 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
23475 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
23476 * config/m68k/linux-unwind.h: New file.
23478 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
23480 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
23481 config/i386/athlon.md, config/ia64/ia64.md,
23482 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
23483 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
23484 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
23485 tree-ssa-loop-niter.c, tree-vect-analyze.c,
23486 tree-vect-transform.c: Fix comment typos.
23488 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
23490 * sched-deps.c (find_insn_list): Remove.
23491 * sched-int.h: Remove the prototype for find_insn_list.
23493 2007-02-16 Geoffrey Keating <geoffk@apple.com>
23495 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
23497 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
23498 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
23499 darwin_rs6000_override_options.
23500 (C_COMMON_OVERRIDE_OPTIONS): Expect
23501 darwin_macosx_version_min to be non-NULL always.
23502 (TARGET_C99_FUNCTIONS): Likewise.
23503 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
23504 (DARWIN_MINVERSION_SPEC): New.
23505 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
23506 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
23508 (DARWIN_MINVERSION_SPEC): New.
23509 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
23511 * config/darwin-c.c (darwin_cpp_builtins): Expect
23512 darwin_macosx_version_min to be non-NULL always.
23514 * config/rs6000/rs6000.c: Clean up trailing whitespace.
23516 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
23518 * config/i386/i386.h (x86_use_xchgb): New.
23519 (TARGET_USE_XCHGB): New macro.
23520 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
23521 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
23522 Split after reload into bswaphi for shifts of 8.
23523 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
23524 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
23525 or when optimizing for size.
23527 2007-02-16 Richard Guenther <rguenther@suse.de>
23528 Christian Bruel <christian.bruel@st.com>
23530 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
23531 DECLs but prefer SSA_NAMEs over DECLs.
23533 2007-02-16 Richard Guenther <rguenther@suse.de>
23535 * tree-flow-inline.h (single_imm_use_p): Remove.
23536 (zero_imm_uses_p): Likewise.
23537 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
23538 instead of single_imm_use_p.
23539 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
23542 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23545 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
23546 nested double- and backquotes.
23548 2007-02-15 Roger Sayle <roger@eyesopen.com>
23550 PR middle-end/30391
23551 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
23552 should be unreachable.
23553 (build2_stat): Allow construction of MODIFY_EXPR at any time.
23554 For the time being redirect GIMPLE_MODIFY_STMT to the new
23555 (renamed) build_gimple_modify_stmt_stat.
23556 (build2_gimple_stat): Rename to...
23557 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
23558 Always build a GIMPLE_MODIFY_STMT node.
23559 * tree.h (build2_gimple, build2_gimple_stat): Delete.
23560 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
23563 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
23564 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
23565 * tree-complex.c (set_component_ssa_name, expand_complex_move,
23566 expand_complex_div_wide): Likewise.
23567 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
23568 * tree-ssa-loop-im.c (schedule_sm): Likewise.
23569 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
23570 * tree-ssa-loop-manip.c (create_iv): Likewise.
23571 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
23572 abs_replacement): Likewise.
23573 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
23574 realify_fake_stores): Likewise.
23576 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
23577 node rather than a GIMPLE_MODIFY_STMT node.
23578 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
23579 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
23581 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
23582 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
23583 GIMPLE_MODIFY_STMT.
23585 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
23587 PR middle-end/30433
23588 * fold-const.c (fold_comparison): Add back the
23589 folding of constant complex comparisions.
23591 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
23593 PR middle-end/30729
23594 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
23595 effects unknown to this function, return early.
23597 2007-02-15 Ian Lance Taylor <iant@google.com>
23599 * lower-subreg.c (move_eh_region_note): New static function.
23600 (resolve_simple_move): Call it.
23601 (decompose_multiword_subregs): Track blocks for which we resolve a
23602 simple move which is also a control flow insn. Pass them to
23603 find_many_sub_basic_blocks.
23604 (pass_lower_subreg): Add TODO_verify_flow.
23605 (pass_lower_subreg2): Likewise.
23607 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23608 Brooks Moses <brooks.moses@codesourcery.com>
23609 Lee Millward <lee.millward@codesourcery.com>
23611 * tree.h (enum tree_code_class): Add tcc_vl_exp.
23612 (VL_EXP_CLASS_P): New.
23613 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
23615 (TREE_OPERAND_CHECK_CODE): Likewise.
23616 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
23617 (TREE_RTL_OPERAND_CHECK): Likewise.
23618 (tree_operand_check_failed): Make second parameter the whole tree
23619 instead of its code. Fixed callers.
23620 (VL_EXP_CHECK): New.
23621 (TREE_OPERAND_LENGTH): New.
23622 (VL_EXP_OPERAND_LENGTH): New.
23623 (CALL_EXPR_FN): New.
23624 (CALL_EXPR_STATIC_CHAIN): New.
23625 (CALL_EXPR_ARGS): New.
23626 (CALL_EXPR_ARG): New.
23627 (call_expr_nargs): New.
23628 (CALL_EXPR_ARGP): New.
23629 (build_nt_call_list): Declare.
23630 (build_vl_exp_stat): Declare.
23631 (build_vl_exp): New.
23632 (build_call_list): Declare.
23633 (build_call_nary): Declare.
23634 (build_call_valist): Declare.
23635 (build_call_array): Declare.
23636 (call_expr_arg): Declare.
23637 (call_expr_argp): Declare.
23638 (call_expr_arglist): Declare.
23639 (fold_build_call_list): Declare.
23640 (fold_build_call_list_initializer): Declare.
23641 (fold_call_expr): Declare to replace fold_builtin.
23642 (fold_builtin_fputs): Update to agree with modified definition.
23643 (fold_builtin_strcpy): Likewise.
23644 (fold_builtin_strncpy): Likewise.
23645 (fold_builtin_memory_chk): Likewise.
23646 (fold_builtin_stxcpy_chk): Likewise.
23647 (fold_builtin_strncpy_chk): Likewise.
23648 (fold_builtin_next_arg): Likewise.
23649 (fold_build_call_expr): Declare.
23650 (fold_builtin_call_list): Declare.
23651 (fold_builtin_call_valist): Declare.
23652 (build_call_expr): Declare.
23653 (validate_arglist): Update to agree with modified definition.
23654 (tree_operand_length): New.
23655 (call_expr_arg_iterator): New.
23656 (init_call_expr_arg_iterator): New.
23657 (next_call_expr_arg): New.
23658 (first_call_expr_arg): New.
23659 (more_call_expr_args_p): New.
23660 (FOR_EACH_CALL_EXPR_ARG): New.
23662 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
23663 and tcc_gimple_stmt.
23664 (tree_code_size): Update documentation. Use sizeof (tree) rather
23665 than sizeof (char *).
23666 (tree_size): Likewise. Add case for tcc_vl_exp.
23667 (tree_node_structure): Add case for tcc_vl_exp.
23668 (contains_placeholder_p): Likewise.
23669 (substitute_in_expr): Likewise.
23670 (substitute_placeholder_in_expr): Likewise.
23671 (stabilize_reference_1): Likewise.
23672 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
23673 to diagnose breakage of this interface for constructing CALL_EXPRs.
23674 (build_nt): Add similar assertion here.
23675 (build_nt_call_list): New.
23676 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
23677 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
23679 (get_callee_fndecl): Use new CALL_EXPR accessors.
23680 (tree_operand_check_failed): Change parameters to pass entire node
23681 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
23682 (process_call_operands): New.
23683 (build_vl_exp_stat): New.
23684 (build_call_list): New.
23685 (build_call_nary): New.
23686 (build_call_valist): New.
23687 (build_call_array): New.
23688 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23689 (call_expr_arglist): New.
23691 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
23692 tcc_vl_exp instead of a fixed-size tcc_expression.
23694 * doc/c-tree.texi (CALL_EXPR): Document new representation and
23695 accessors for CALL_EXPRs.
23696 (AGGR_INIT_EXPR): Likewise.
23698 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23699 Brooks Moses <brooks.moses@codesourcery.com>
23700 Lee Millward <lee.millward@codesourcery.com>
23702 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
23703 (expand_builtin_nonlocal_goto): Change parameter to be entire
23704 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
23705 (expand_builtin_prefetch): Likewise.
23706 (expand_builtin_classify_type): Likewise.
23707 (mathfn_built_in): Return NULL_TREE instead of 0.
23708 (expand_errno_check): Use new CALL_EXPR accessors.
23709 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
23710 Return NULL_RTX instead of 0.
23711 (expand_builtin_mathfn_2): Likewise.
23712 (expand_builtin_mathfn_3): Likewise.
23713 (expand_builtin_interclass_mathfn): Likewise.
23714 (expand_builtin_sincos): Likewise.
23715 (expand_builtin_cexpi): Likewise.
23716 (expand_builtin_int_roundingfn): Likewise.
23717 (expand_builtin_int_roundingfn_2): Likewise.
23718 (expand_builtin_pow): Likewise.
23719 (expand_builtin_powi): Likewise.
23720 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
23721 of arglist, fixing callers appropriately. Use new CALL_EXPR
23722 accessors and constructors. Return NULL_RTX instead of 0.
23723 (expand_builtin_strstr): Likewise.
23724 (expand_builtin_strchr): Likewise.
23725 (expand_builtin_strrchr): Likewise.
23726 (expand_builtin_strpbrk): Likewise.
23727 (expand_builtin_memcpy): Likewise.
23728 (expand_builtin_mempcpy): Likewise.
23729 (expand_builtin_mempcpy_args): New.
23730 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
23731 (expand_builtin_memmove_args): New.
23732 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
23733 (expand_movstr): Likewise.
23734 (expand_builtin_strcpy): Likewise.
23735 (expand_builtin_strcpy_args): New.
23736 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
23737 (expand_builtin_strncpy): Likewise.
23738 (expand_builtin_memset): Likewise.
23739 (expand_builtin_memset_args): New.
23740 (expand_builtin_bzero): Similarly to expand_builtin_memset.
23741 (expand_builtin_memcmp): Likewise.
23742 (expand_builtin_strcmp): Likewise.
23743 (expand_builtin_strncmp): Likewise.
23744 (expand_builtin_strcat): Likewise.
23745 (expand_builtin_strncat): Likewise.
23746 (expand_builtin_strspn): Likewise.
23747 (expand_builtin_strcspn): Likewise.
23748 (expand_builtin_args_info): Likewise.
23749 (expand_builtin_va_start): Likewise.
23750 (gimplify_va_arg_expr): Likewise.
23751 (expand_builtin_va_end): Likewise.
23752 (expand_builtin_va_copy): Likewise.
23753 (expand_builtin_frame_address): Likewise.
23754 (expand_builtin_alloca): Likewise.
23755 (expand_builtin_bswap): Likewise.
23756 (expand_builtin_unop): Likewise.
23757 (expand_builtin_fputs): Likewise.
23758 (expand_builtin_expect): Likewise.
23759 (expand_builtin_fabs): Likewise.
23760 (expand_builtin_copysign): Likewise.
23761 (expand_builtin_printf): Likewise.
23762 (expand_builtin_fprintf): Likewise.
23763 (expand_builtin_sprintf): Likewise.
23764 (expand_builtin_init_trampoline): Likewise.
23765 (expand_builtin_signbit): Likewise.
23766 (expand_builtin_fork_or_exec): Likewise.
23767 (expand_builtin_sync_operation): Likewise.
23768 (expand_builtin_compare_and_swap): Likewise.
23769 (expand_builtin_lock_test_and_set): Likewise.
23770 (expand_builtin_lock_release): Likewise.
23771 (expand_builtin): Likewise.
23772 (builtin_mathfn_code): Likewise.
23774 (fold_builtin_constant_p): Pass call arguments individually instead
23775 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
23776 accessors and constructors. Return NULL_TREE instead of 0.
23777 (fold_builtin_expect): Likewise.
23778 (fold_builtin_classify_type): Likewise.
23779 (fold_builtin_strlen): Likewise.
23780 (fold_builtin_nan): Likewise.
23781 (integer_valued_real_p): Likewise.
23782 (fold_trunc_transparent_mathfn): Likewise.
23783 (fold_fixed_mathfn): Likewise.
23784 (fold_builtin_cabs): Likewise.
23785 (fold_builtin_sqrt): Likewise.
23786 (fold_builtin_cbrt): Likewise.
23787 (fold_builtin_cos): Likewise.
23788 (fold_builtin_cosh): Likewise.
23789 (fold_builtin_tan): Likewise.
23790 (fold_builtin_sincos): Likewise.
23791 (fold_builtin_cexp): Likewise.
23792 (fold_builtin_trunc): Likewise.
23793 (fold_builtin_floor): Likewise.
23794 (fold_builtin_ceil): Likewise.
23795 (fold_builtin_round): Likewise.
23796 (fold_builtin_int_roundingfn): Likewise.
23797 (fold_builtin_bitop): Likewise.
23798 (fold_builtin_bswap): Likewise.
23799 (fold_builtin_logarithm): Likewise.
23800 (fold_builtin_hypot): Likewise.
23801 (fold_builtin_pow): Likewise.
23802 (fold_builtin_powi): Likewise.
23803 (fold_builtin_exponent): Likewise.
23804 (fold_builtin_memset): Likewise.
23805 (fold_builtin_bzero): Likewise.
23806 (fold_builtin_memory_op): Likewise.
23807 (fold_builtin_bcopy): Deleted; call site changed to invoke
23808 fold_builtin_memory_op directly.
23809 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
23810 (fold_builtin_strncpy): Likewise.
23811 (fold_builtin_memcmp): Likewise.
23812 (fold_builtin_strcmp): Likewise.
23813 (fold_builtin_strncmp): Likewise.
23814 (fold_builtin_signbit): Likewise.
23815 (fold_builtin_copysign): Likewise.
23816 (fold_builtin_isascii): Likewise.
23817 (fold_builtin_toascii): Likewise.
23818 (fold_builtin_isdigit): Likewise.
23819 (fold_builtin_fabs): Likewise.
23820 (fold_builtin_abs): Likewise.
23821 (fold_builtin_fmin_fmax): Likewise.
23822 (fold_builtin_carg): Likewise.
23823 (fold_builtin_classify): Likewise.
23824 (fold_builtin_unordered_cmp): Likewise.
23826 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
23827 New functions split out from fold_builtin_1.
23828 (fold_builtin_n): New.
23829 (fold_builtin_varargs): New.
23830 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
23832 (fold_call_expr): New.
23833 (build_function_call_expr): Rewrite to use new helper function.
23834 (fold_builtin_call_list): New.
23835 (build_call_expr): New.
23836 (fold_builtin_call_valist): New.
23837 (rewrite_call_expr): New.
23838 (validate_arg): New.
23839 (validate_arglist): Change parameter to be entire CALL_EXPR instead
23840 of an arglist. Change return type to bool. Use new CALL_EXPR
23843 (fold_builtin_strstr): Pass call arguments individually instead
23844 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
23845 accessors and constructors. Return NULL_TREE instead of 0.
23846 (fold_builtin_strchr): Likewise.
23847 (fold_builtin_strrchr): Likewise.
23848 (fold_builtin_strpbrk): Likewise.
23849 (fold_builtin_strcat): Likewise.
23850 (fold_builtin_strncat): Likewise.
23851 (fold_builtin_strspn): Likewise.
23852 (fold_builtin_strcspn): Likewise.
23853 (fold_builtin_fputs): Likewise.
23854 (fold_builtin_next_arg): Likewise.
23855 (fold_builtin_sprintf): Likewise.
23857 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
23858 NULL_RTX instead of 0.
23859 (expand_builtin_memory_chk): Likewise.
23860 (maybe_emit_chk_warning): Likewise.
23861 (maybe_emit_sprintf_chk_warning): Likewise.
23863 (fold_builtin_object_size): Pass call arguments individually instead
23864 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
23865 accessors and constructors. Return NULL_TREE instead of 0.
23866 (fold_builtin_memory_chk): Likewise.
23867 (fold_builtin_stxcpy_chk): Likewise.
23868 (fold_builtin_strncpy_chk): Likewise.
23869 (fold_builtin_strcat_chk): Likewise.
23870 (fold_builtin_strcat_chk): Likewise.
23871 (fold_builtin_strncat_chk): Likewise.
23872 (fold_builtin_sprintf_chk): Likewise.
23873 (fold_builtin_snprintf_chk): Likewise.
23874 (fold_builtin_printf): Likewise.
23875 (fold_builtin_vprintf): Likewise.
23877 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
23879 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
23880 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23881 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
23882 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
23883 (fold_unary): Likewise.
23884 (fold_binary): Likewise.
23885 (fold_ternary): Remove CALL_EXPR case, since they are no longer
23886 ternary expressions.
23887 (fold): Add logic for tcc_vl_exp.
23888 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
23889 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23890 (fold_build3_stat): Add assertion to flag broken interface for
23891 constructing CALL_EXPRs.
23892 (fold_build_call_list): New.
23893 (fold_build_call_list_initializer): New.
23894 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
23896 (fold_strip_sign_ops): Likewise.
23898 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23899 Brooks Moses <brooks.moses@codesourcery.com>
23900 Lee Millward <lee.millward@codesourcery.com>
23902 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
23903 accessors and dump arguments explicitly.
23905 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
23907 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
23909 (print_call_name): Use new CALL_EXPR accessors.
23911 * print-tree.c (print_node): Add case tcc_vl_exp. Print
23912 CALL_EXPR arguments explicitly instead of as a list. Use
23913 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23915 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
23916 (vrp_visit_stmt): Likewise.
23918 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
23919 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
23921 (force_move_till_expr): Likewise.
23923 * targhooks.c (default_external_stack_protect_fail): Use
23924 build_call_expr instead of build_function_call_expr.
23925 (default_hidden_stack_protect_fail): Likewise.
23927 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
23930 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
23931 and walk arguments explicitly.
23933 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
23934 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23935 (expand_simple_operations): Likewise.
23936 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
23938 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
23939 of TREE_CODE_LENGTH.
23940 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
23942 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
23943 instead of TREE_CODE_LENGTH.
23945 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
23946 (tree_ic_transform): Likewise.
23947 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
23948 parameter instead of arglist. Fix callers.
23949 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
23950 (tree_stringops_transform): Likewise.
23951 (tree_indirect_call_to_profile): Likewise.
23952 (tree_stringops_values_to_profile): Likewise.
23954 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
23955 (eliminate_tail_call): Likewise.
23957 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
23959 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
23960 Use TREE_OPERAND_LENGTH and generalize to handle any number of
23962 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
23964 * omp-low.c (build_omp_barrier): Use build_call_expr.
23965 (lower_rec_input_clauses): Likewise.
23966 (lower_reduction_clauses): Likewise.
23967 (expand_parallel_call): Likewise.
23968 (maybe_catch_exception): Likewise.
23969 (expand_omp_for_generic): Likewise.
23970 (expand_omp_for_static_nochunk): Likewise.
23971 (expand_omp_sections): Likewise.
23972 (lower_omp_single_simple): Likewise.
23973 (lower_omp_single_copy): Likewise.
23974 (lower_omp_master): Likewise.
23975 (lower_omp_ordered): Likewise.
23976 (lower_omp_critical): Likewise.
23978 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
23979 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
23981 * tree-gimple.c (is_gimple_call_addr): Fix doc.
23982 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
23983 TREE_CODE_LENGTH. Add tcc_vl_exp case.
23985 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
23986 and generalize to handle any number of operands.
23987 (chrec_contains_undetermined): Likewise.
23988 (tree_contains_chrecs): Likewise.
23989 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
23991 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
23993 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
23994 fold_call_expr instead of fold_builtin.
23995 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
23996 match declarations there.
23997 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
24000 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
24001 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
24003 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
24004 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
24006 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
24009 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
24010 (execute_cse_sincos): Use new CALL_EXPR accessors.
24012 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
24014 * gimple-low.c (lower_function_body): Use build_call_expr.
24015 (lower_builtin_setjmp): Likewise.
24017 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
24018 (set_storage_via_libcall): Likewise.
24019 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
24020 instead of TREE_CODE_LENGTH.
24021 (expand_expr_real_1): Use new CALL_EXPR accessors.
24023 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
24024 generalize to handle any number of operands.
24025 (TB_parent_eq): Likewise.
24027 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
24028 (strip_builtin_expect): Likewise.
24030 * function.c (gimplify_parameters): Use build_call_expr.
24032 * tree-vectorizer.c (vect_is_simple_reduction): Use
24033 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
24035 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
24036 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
24038 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
24041 * gimplify.c (build_stack_save_restore): Use build_call_expr.
24042 (gimplify_decl_expr): Likewise.
24043 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
24044 Use new CALL_EXPR iterators.
24045 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
24046 (gimplify_modify_expr_to_memset): Likewise.
24047 (gimplify_variable_sized_compare): Likewise.
24048 (gimplify_omp_atomic_fetch_op): Likewise.
24049 (gimplify_omp_atomic_pipeline): Likewise.
24050 (gimplify_omp_atomic_mutex): Likewise.
24051 (gimplify_function_tree): Likewise.
24053 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
24054 (call_expr_flags): Likewise.
24055 (expand_call): Likewise.
24057 * except.c (expand_builtin_eh_return_data_regno): Pass entire
24058 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
24061 * coverage.c (create_coverage): Use build_call_expr.
24063 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
24064 (temp_call_expr_obstack): New.
24065 (pool_copy_list): Delete.
24066 (temp_copy_call_expr): New.
24067 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
24068 CALL_EXPR accessors. Get rid of special goo for copying argument
24069 lists and use temp_copy_call_expr instead.
24070 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
24071 CALL_EXPR accessors.
24072 (create_expression_by_pieces): Likewise. Use build_call_array
24073 to construct the result instead of fold_build3.
24074 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
24075 dealing with argument lists.
24076 (init_pre): Remove references to expression_node_pool and
24077 list_node_pool. Init temp_call_expr_obstack instead.
24078 (fini_pre): Remove references to expression_node_pool and
24081 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
24082 and walk arguments explicitly instead of as a list.
24084 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
24085 (mx_register_decls): Likewise.
24086 (mudflap_register_call): Likewise.
24087 (mudflap_finish_file): Likewise.
24089 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
24090 (ipa_callsite_compute_param): Likewise.
24092 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
24093 accessors and constructor.
24095 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
24096 accessors and constructor.
24097 (convert_tramp_reference): Likewise.
24098 (convert_call_expr): Likewise.
24099 (finalize_nesting_tree_1): Likewise.
24101 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
24104 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
24106 * tree-inline.c (initialize_inlined_parameters): Pass entire
24107 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
24109 (estimate_num_insns_1): Use new CALL_EXPR accessors.
24110 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
24112 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
24113 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
24114 (vectorizable_reduction): Likewise.
24115 (vectorizable_call): Use new CALL_EXPR iterators.
24116 (vectorizable_conversion): Use build_call_expr.
24117 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
24118 (vect_gen_widened_results_half): Use build_call_expr.
24119 (vect_setup_realignment): Likewise.
24120 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
24122 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
24123 (pass_through_call): Likewise.
24124 (compute_object_sizes): Likewise. Use fold_call_expr instead of
24127 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
24128 (tree_gen_pow2_profiler): Likewise.
24129 (tree_gen_one_value_profiler): Likewise.
24130 (tree_gen_ic_func_profiler): Likewise.
24131 (tree_gen_average_profiler): Likewise.
24132 (tree_gen_ior_profiler): Likewise.
24134 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
24135 (find_func_aliases): Use new CALL_EXPR accessors. Add case
24136 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
24138 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
24139 of TREE_CODE_LENGTH.
24141 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
24142 of TREE_CODE_LENGTH.
24144 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
24146 (convert_to_integer): Likewise.
24148 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
24151 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
24152 Brooks Moses <brooks.moses@codesourcery.com>
24153 Lee Millward <lee.millward@codesourcery.com>
24155 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
24157 * config/frv/frv.c (frv_expand_builtin): Likewise.
24158 * config/s390/s390.c (s390_expand_builtin): Likewise.
24160 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
24161 (sparc_expand_builtin): Use new CALL_EXPR accessors.
24163 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
24164 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
24165 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
24166 (ix86_expand_store_builtin): Likewise.
24167 (ix86_expand_unop_builtin): Likewise.
24168 (ix86_expand_unop1_builtin): Likewise.
24169 (ix86_expand_sse_compare): Likewise.
24170 (ix86_expand_sse_comi): Likewise.
24171 (ix86_expand_vec_init_builtin): Likewise.
24172 (ix86_expand_vec_ext_builtin): Likewise.
24173 (ix86_expand_vec_set_builtin): Likewise.
24174 (ix86_expand_builtin): Use new CALL_EXPR accessors.
24176 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
24177 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
24179 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
24180 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
24181 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
24183 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
24185 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
24186 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
24187 arglist. Use new CALL_EXPR accessors. Fix callers.
24188 (altivec_expand_abs_builtin): Likewise.
24189 (rs6000_expand_binop_builtin): Likewise.
24190 (altivec_expand_predicate_builtin): Likewise.
24191 (altivec_expand_lv_builtin): Likewise.
24192 (spe_expand_stv_builtin): Likewise.
24193 (altivec_expand_stv_builtin): Likewise.
24194 (rs6000_expand_ternop_builtin): Likewise.
24195 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
24196 (altivec_expand_st_builtin): Likewise.
24197 (altivec_expand_dst_builtin): Likewise.
24198 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
24199 arglist. Use new CALL_EXPR accessors. Fix callers.
24200 (altivec_expand_vec_set_builtin): Likewise.
24201 (altivec_expand_vec_ext_builtin): Likewise.
24202 (altivec_expand_builtin): Use new CALL_EXPR accessors.
24203 (spe_expand_builtin): Likewise.
24204 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
24205 arglist. Use new CALL_EXPR accessors. Fix callers.
24206 (spe_expand_evsel_builtin): Likewise.
24207 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
24208 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
24210 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
24211 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
24212 (arm_expand_unop_builtin): Likewise.
24213 (arm_expand_builtin): Use new CALL_EXPR accessors.
24215 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
24218 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
24219 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
24221 (bfin_expand_unop_builtin): Likewise.
24222 (bfin_expand_builtin): Use new CALL_EXPR accessors.
24224 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
24225 Brooks Moses <brooks.moses@codesourcery.com>
24226 Lee Millward <lee.millward@codesourcery.com>
24228 * c-semantics.c (build_stmt): Add internal diagnostic check.
24230 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
24231 accessors. Print arguments explicitly instead of as a list.
24233 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
24235 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
24236 (c_finish_omp_flish): Likewise.
24238 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
24239 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
24240 instead of TREE_CODE_LENGTH.
24241 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
24242 (c_warn_unused_result): Likewise.
24244 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24247 * doc/invoke.texi (Warning Options): Remove
24248 -Werror-implicit-function-declaration.
24249 (Wimplicit-function-declaration): Update description.
24250 * opts.c (common_handle_option): Move handling of -Werror=* to...
24251 (enable_warning_as_error): ...here.
24252 * opts.h (enable_warning_as_error): Declare.
24253 * c-decl.c (implicit_decl_warning): Unless
24254 -Wno-implicit-function-declaration is given, emit a pedwarn if
24255 -std=c99 or emit a warning if -Wimplicit-function-declaration.
24256 * c.opt (Wimplicit-function-declaration): Replace
24257 mesg_implicit_function_declaration with
24258 warn_implicit_function_declaration.
24259 * c-opts.c (c_common_handle_option):
24260 -Werror-implicit-function-declaration is exactly equal as
24261 -Werror=implicit-function-declaration.
24262 (set_Wimplicit): Replace mesg_implicit_function_declaration with
24263 warn_implicit_function_declaration.
24264 (c_common_post_options): -Wimplict-function-declaration is enabled
24265 by default by -std=c99, otherwise is disabled by default.
24266 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
24268 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
24270 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
24271 DECL on the rhs to a DECL on the lhs for debug info purposes if the
24272 former is ignored but not the latter.
24274 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
24276 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
24277 is made and the reference doesn't use the alias set of its type,
24278 do not create the temporary using that type.
24280 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
24282 * jump.c: Remove prototypes for delete_computation and
24283 delete_prior_computation.
24285 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
24287 * jump.c (get_label_after): Delete.
24288 (get_label_before, delete_computation, delete_jump,
24289 delete_prior_computation, follow_jumps): Move...
24290 * reorg.c (delete_computation, delete_prior_computation): ... here...
24291 (get_label_before, delete_jump): ... making these static ...
24292 (follow_jumps): ... and simplifying this since it only runs after
24294 * rtl.h (get_label_after, get_label_before, delete_jump,
24295 follow_jumps): Delete prototypes.
24297 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
24299 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
24301 2007-02-15 Nick Clifton <nickc@redhat.com>
24303 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
24304 order to prevent it from being munged by the target.
24306 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
24308 * config/i386/i386.md: Remove misleading comment.
24310 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
24312 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
24313 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
24316 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
24318 * tree-sra.c (instantiate_missing_elements): Canonicalize
24320 (sra_build_assignment): New.
24321 (generate_copy_inout, generate_element_copy,
24322 generate_element_zero, generate_one_element_init): Use it.
24324 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
24326 * tree-sra.c (instantiate_missing_elements): Canonicalize
24328 (sra_build_assignment): New.
24329 (generate_copy_inout, generate_element_copy,
24330 generate_element_zero, generate_one_element_init): Use it.
24332 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
24334 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
24337 2007-02-14 Joseph Myers <joseph@codesourcery.com>
24339 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
24340 types as aggregates not scalars.
24341 * function.c (assign_stack_temp_for_type): Likewise.
24343 2007-02-14 Roger Sayle <roger@eyesopen.com>
24344 Zdenek Dvorak <dvorakz@suse.cz>
24346 * tree-dump.c (dump_switch_p_1): Require exact match of the option
24349 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
24351 * passes.c (next_pass_1): Clear the next field of the copied
24354 2007-02-14 Richard Henderson <rth@redhat.com>
24356 * tree-sra.c (early_sra): New.
24357 (decl_can_be_decomposed_p): Deny va_list if early_sra.
24358 (tree_sra_early, pass_sra_early): New.
24359 * tree-pass.h (pass_sra_early): Declare.
24360 * passes.c (init_optimization_passes): Use it.
24362 2007-02-14 Richard Guenther <rguenther@suse.de>
24364 * flags.h (issue_strict_overflow_warning): Convert to a macro.
24366 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
24368 PR tree-optimization/30771
24369 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
24371 (vect_analyze_operations): Induction phis can now be marked as
24373 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
24374 Update documentation accordingly.
24376 2007-02-14 Nick Clifton <nickc@redhat.com>
24378 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
24379 most 3 arguments are supported.
24380 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
24382 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
24384 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
24385 Ensure dst->current is valid.
24387 2007-02-13 Paul Brook <paul@codesourcery.com>
24389 * config.gcc: Add arm*-*-uclinux-*eabi.
24390 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
24391 (SUBTARGET_EXTRA_LINK_SPEC): Define.
24392 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
24393 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
24394 (LINK_SPEC): Define.
24395 (LIB_SPEC): Define.
24396 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
24398 * config/arm/uclinux-eabi.h: New file.
24399 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
24400 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
24403 2007-02-13 Ian Lance Taylor <iant@google.com>
24405 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
24406 * flags.h (warn_strict_overflow): Declare.
24407 (enum warn_strict_overflow_code): Define.
24408 (issue_strict_overflow_warning): New static inline function.
24409 * opts.c (warn_strict_overflow): New variable.
24410 (common_handle_option): Handle OPT_Wstrict_overflow and
24411 OPT_Wstrict_overflow_.
24412 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
24414 * fold-const.c: Include intl.h.
24415 (fold_deferring_overflow_warnings): New static variable.
24416 (fold_deferred_overflow_warning): New static variable.
24417 (fold_deferred_overflow_code): New static variable.
24418 (fold_defer_overflow_warnings): New function.
24419 (fold_undefer_overflow_warnings): New function.
24420 (fold_undefer_and_ignore_overflow_warnings): New function.
24421 (fold_deferring_overflow_warnings_p): New function.
24422 (fold_overflow_warning): New static function.
24423 (make_range): Add strict_overflow_p parameter. Change all
24425 (extract_muldiv, extract_muldiv_1): Likewise.
24426 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
24427 tree_expr_nonnegative_p.
24428 (fold_negate_expr): Call fold_overflow_warning.
24429 (fold_range_test): Likewise.
24430 (fold_comparison): Likewise.
24431 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
24432 instead of tree_expr_nonnegative_p.
24433 (tree_expr_nonnegative_warnv_p): Rename from
24434 tree_expr_nonnegative_p, add strict_overflow_p parameter.
24435 (tree_expr_nonnegative_p): New function.
24436 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
24437 strict_overflow_p parameter.
24438 (tree_expr_nonzero_p): New function.
24439 * passes.c (verify_interpass_invariants): New static function.
24440 (execute_one_pass): Call it.
24441 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
24443 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
24444 (estimate_numbers_of_iterations): Likewise.
24445 (scev_probably_wraps_p): Likewise.
24446 * tree-ssa-ccp.c: Include "toplev.h".
24447 (evaluate_stmt): Defer fold overflow warnings until we know we are
24449 (struct fold_stmt_r_data): Add stmt field.
24450 (fold_stmt_r): Defer fold overflow warnings until we know we
24452 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
24453 (fold_stmt_inplace): Likewise.
24454 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
24455 (cleanup_control_expr_graph): Defer fold overflow warnings until
24456 we know we are going to optimize.
24457 * tree-cfg.c (fold_cond_expr_cond): Likewise.
24458 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
24460 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
24461 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
24462 * tree-ssa-loop-manip.c (create_iv): Likewise.
24463 * c-typeck.c (build_conditional_expr): Likewise.
24464 (build_binary_op): Likewise.
24465 * tree-vrp.c (vrp_expr_computes_nonzero): Call
24466 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
24467 (extract_range_from_unary_expr): Likewise.
24468 * simplify-rtx.c (simplify_const_relational_operation): Warn when
24469 assuming that signed overflow does not occur.
24470 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
24471 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
24472 (fold_defer_overflow_warnings): Declare.
24473 (fold_undefer_overflow_warnings): Declare.
24474 (fold_undefer_and_ignore_overflow_warnings): Declare.
24475 (fold_deferring_overflow_warnings_p): Declare.
24476 (tree_expr_nonzero_warnv_p): Declare.
24477 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
24478 of warning options.
24479 (Warning Options): Document -Wstrict-overflow.
24480 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
24481 (tree-ssa-ccp.o): Likewise.
24482 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
24483 (fold-const.o): Depend on intl.h.
24485 2007-02-13 Ian Lance Taylor <iant@google.com>
24487 PR middle-end/30751
24488 * lower-subreg.c (resolve_simple_move): Decompose subregs in
24491 2007-02-13 Stuart Hastings <stuart@apple.com>
24493 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
24495 2007-02-13 Richard Henderson <rth@redhat.com>
24497 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
24498 handled_component_p before looking for the indirect_ref.
24500 2007-02-13 Richard Henderson <rth@redhat.com>
24502 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
24503 remove flags clobber.
24504 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
24505 (bswaphi_lowpart): New.
24506 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
24507 remove TARGET_BSWAP test. Delete expander of the same name.
24509 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
24510 (expand_unop): Use them.
24512 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
24514 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
24515 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
24516 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
24517 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
24518 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
24519 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
24520 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
24521 assembler dialect choice from asm templates.
24523 2007-02-12 Richard Henderson <rth@redhat.com>
24525 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
24526 (fixuns_trunc<SSEMODEF>si2): Use it.
24527 * config/i386/sse.md (vec_setv4sf_0): Export.
24528 * config/i386/i386.c (ix86_build_const_vector): Export.
24529 (ix86_split_convert_uns_si_sse): Rename from
24530 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
24531 * config/i386/i386-protos.h: Update.
24533 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24536 * c-typeck.c (c_finish_return): Improve warning message.
24538 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24540 * alias.c (find_symbolic_term): Delete unused function.
24542 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
24544 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
24545 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
24546 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
24548 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
24550 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
24551 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
24552 the function, temporarily point the debug interface to the null one.
24554 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
24556 * dwarf2out.c (round_up_to_align): New static function.
24557 (field_byte_offset): Use it to round the offset.
24559 2007-02-12 Richard Henderson <rth@redhat.com>
24561 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
24562 (inswl_const): Export.
24564 2007-02-12 Richard Henderson <rth@redhat.com>
24566 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
24567 result mode of the libcall, convert back to outmode.
24569 2007-02-12 Roger Sayle <roger@eyesopen.com>
24571 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
24572 (bswapdi2): New define_expand to implement 32-bit implementation.
24574 2007-02-12 Nick Clifton <nickc@redhat.com>
24576 * doc/invoke.texi (Overall Options): Document --help=.
24577 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
24578 (cc1_options): Pass --help= on to cc1.
24579 (display_help): Add description of --help=.
24580 (process_command): Add code to handle --help=. Allow translated
24581 --help and --target-help switches to be passed on to compiler
24583 (main): Remove unused if statement.
24584 * opts.c (columns): Remove.
24585 (LEFT_COLUMN): Define.
24586 (wrap_help): Add columns argument.
24587 (print_filtered_help): Change parameters to be an include bitmask,
24588 an exclude bitmask, an any bitmask and the column width. Move the
24589 code to display the params list here. Add code to display the
24590 status of options rather than their descriptions if the quiet flag
24592 (print_specific_help): Change parameters to be an include bitmask,
24593 an exclude bitmask and an any bitmask. Move code to look up the
24594 column width here. Decide upon the title for an options listing.
24595 (common_handle_options): Add code to handle --help=. Adapt code
24596 for --help and --target-help to use the revised form of the
24597 print_specific_help function.
24598 (print_help): Delete.
24599 (print_param_help): Delete.
24600 (print_switch): Delete.
24601 * opts.h (cl_lang_count): Add prototype.
24602 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
24603 CL_MAX_OPTION_CLASS): New defines.
24604 * optc-gen.awk: Add construction of cl_lang_count.
24605 * c.opt: Add Warning attribute to warning options and Optimization
24606 attribute to optimization options.
24607 * common.opt: Likewise.
24609 Add -fhelp and -ftarget-help as aliases for the transformed --help
24610 and --target-help options.
24611 * opt-functions.awk: Add code to handle Warning and Optimization
24614 2007-02-12 Richard Henderson <rth@redhat.com>
24616 * config/alpha/constraints.md: New file.
24617 * config/alpha/alpha.c: Include tm-constrs.h.
24618 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
24619 alpha_extra_constraint): Remove.
24620 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
24621 * config/alpha/alpha-protos.h: Update.
24622 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
24623 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
24624 (EXTRA_CONSTRAINT): Remove.
24625 * config/alpha/alpha.md: Include constraints.md.
24626 (adddi splitter): Use satisfies_constraint_*.
24627 * config/alpha/predicates.md (add_operand): Likewise.
24628 (sext_add_operand, addition_operation): Likewise.
24630 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
24632 PR tree-optimization/29145
24633 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
24634 in our handling of restrict qualified pointers.
24636 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24639 * doc/invoke.texi (Wunused-value): Update description.
24640 (Wextra): Delete item.
24641 * opts.c (set_Wextra): Don't use the value of Wextra to set the
24642 value of Wunused-value.
24643 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
24644 (c_finish_stmt_expr): Don't check extra_warnings.
24645 (emit_side_effect_warnings): The caller is responsible to check
24648 2007-02-11 Roger Sayle <roger@eyesopen.com>
24649 Matt Thomas <matt@3am-software.com>
24651 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
24653 2007-02-11 Roger Sayle <roger@eyesopen.com>
24655 * simplify-rtx.c (simplify_relational_operation_1): Optimize
24656 comparisons of POPCOUNT against zero.
24657 (simplify_const_relational_operation): Likewise.
24659 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24661 * doc/invoke.texi (Wextra): Delete outdated paragraph.
24663 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24665 * dwarf2out.c (root_type): Delete unused function.
24667 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24669 * genattrtab.c (contained_in_p): Delete unused function.
24670 (write_expr_attr_cache): Likewise.
24672 2007-02-11 Jan Hubicka <jh@suse.cz>
24674 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
24677 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
24679 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
24680 to add the REG_EQ* note.
24681 * see.c (see_merge_one_use_extension): Likewise.
24682 * local-alloc.c (update_equiv_regs): Likewise. Also don't
24683 turn REG_EQUAL notes into REG_EQUIV notes if the target
24684 register may have more than one set.
24685 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
24686 * gcse.c (try_replace_reg): Likewise.
24687 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
24688 * calls.c (fixup_tail_calls): Likewise. Abort if there is
24689 more than one REG_EQUIV note.
24690 * reload1.c (gen_reload): Use set_unique_reg_note.
24692 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
24694 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
24695 (ix86_builtin_conversion): New function.
24697 2007-02-06 Mark Mitchell <mark@codesourcery.com>
24700 * tree.h (DECL_REPLACEABLE_P): New macro.
24701 * except.c (set_nothrow_function_flags): Likewise.
24703 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
24704 Ira Rosen <irar@il.ibm.com>
24705 Dorit Nuzman <dorit@il.ibm.com>
24707 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
24708 * targhooks.c (default_builtin_vectorized_conversion): New.
24709 * targhooks.h (default_builtin_vectorized_function): New declaration.
24710 * target.h (struct vectorize): Add builtin_conversion field.
24711 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
24712 stmt_vec_info_type value.
24713 (vectorizable_conversion): New declaration.
24714 * tree-vect-analyze.c (vect_analyze_operations): Add
24715 vectorizable_conversion call.
24716 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
24717 * tree-vect-transform.c (vectorizable_conversion): New function.
24718 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
24719 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
24721 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
24722 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
24723 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
24724 or ALTIVEC_BUILTIN_VCFSX.
24726 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24729 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
24730 CONST_DOUBLE and operand 0 is a hard register.
24731 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
24732 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
24733 is a hard floating-point register.
24735 2007-02-10 Richard Henderson <rth@redhat.com>
24736 Jakub Jelinek <jakub@redhat.com>
24737 Alexandre Oliva <aoliva@redhat.com>
24739 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
24740 * builtin-types.def (BT_WORD): Make unsigned.
24741 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
24742 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
24743 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
24744 * c-decl.c (grokdeclarator): Don't error if !have_tls.
24745 * c-parser.c (c_parser_omp_threadprivate): Likewise.
24746 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
24748 * expr.c (emutls_var_address): New.
24749 (expand_expr_real_1): Expand emulated tls.
24750 (expand_expr_addr_expr_1): Likewise.
24751 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
24752 * output.h (emutls_finish): Declare.
24753 * toplev.c (compile_file): Call it.
24754 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
24755 address before wrapping in CONST.
24756 * varasm.c (emutls_htab, emutls_object_type): New.
24757 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
24758 (get_emutls_object_name, get_emutls_object_type): New.
24759 (get_emutls_init_templ_addr, emutls_decl): New.
24760 (emutls_common_1, emutls_finish): New.
24761 (assemble_variable): When emulating tls, swap decls; generate
24762 constructor for the emutls objects.
24763 (do_assemble_alias): When emulating tls, swap decl and target name.
24764 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
24766 * varpool.c (decide_is_variable_needed): Look at force_output.
24767 Recurse for emulated tls.
24768 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
24769 with decide_is_variable_needed.
24770 * emutls.c: New file.
24771 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
24772 tls_object for real tls.
24774 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
24776 PR rtl-optimization/29599
24777 * reload1.c (eliminate_regs_in_insn): Take the destination
24778 mode into account when computing the offset.
24780 2007-02-09 Stuart Hastings <stuart@apple.com>
24781 Richard Henderson <rth@redhat.com>
24783 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
24784 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
24785 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
24786 fixuns_truncdfhi2): New.
24787 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
24788 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
24789 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
24790 (floatunssidf2): Allow nonimmediate source.
24791 * config/i386/sse.md (movdi_to_sse): New.
24792 (vec_concatv2di): Drop '*'.
24793 * config/i386/i386-protos.h (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):
24797 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
24798 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
24799 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
24800 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
24801 (ix86_build_signbit_mask): Fix decl of v, refactor to call
24802 ix86_build_const_vector.
24803 (x86_emit_floatuns): Rewrite.
24805 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24807 * genautomata.c (longest_path_length): Delete unused function.
24808 (struct state): Delete unused longest_path_length.
24809 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
24810 (get_free_state): Delete unused.
24812 2007-02-09 Jan Hubicka <jh@suse.cz>
24814 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
24815 * doc/invoke.texi (inline-unit-growth): Update default value.
24817 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
24818 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
24819 (rebuild_cgraph_edges): Likewise.
24820 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
24821 (dump_cgraph_node): Dump frequencies.
24822 (cgraph_clone_edge): Add frequency scales.
24823 (cgraph_clone_node): Add freuqnecy.
24824 * cgraph.h (cgraph_edge): Add freuqnecy argument.
24825 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
24826 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
24827 * tree-pass.h (TODO_rebuild_frequencies): New constant.
24828 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
24829 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
24830 (save_inline_function_body): Likewise.
24831 * ipa-inline.c: inluce rtl.h
24832 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
24833 (cgraph_edge_badness): Use frequencies.
24834 (cgraph_decide_recursive_inlining): Update clonning.
24835 (cgraph_decide_inlining_of_small_function): Dump frequency.
24836 * predict.c (estimate_bb_frequencies): Export.
24837 * predict.h (estimate_bb_frequencies): Declare.
24838 * tree-inline.c (copy_bb): Watch overflows.
24839 (expand_call_inline): Update call of cgraph_create_edge.
24840 (optimize_inline_calls): Use TODO flags to update frequnecies.
24841 * passes.h: Include predict.h
24842 (init_optimization_passes): Move profile ahead.
24843 (execute_function_todo): Handle TODO_rebuild_frequencies.
24845 2007-02-09 Roger Sayle <roger@eyesopen.com>
24847 * config/alpha/alpha.c (emit_insxl): Force the first operand of
24848 the insbl or inswl pattern into a register.
24850 2007-02-09 Roger Sayle <roger@eyesopen.com>
24852 * config/ia64/ia64.md (bswapdi2): New define_insn.
24854 2007-02-09 Richard Henderson <rth@redhat.com>
24856 * config/i386/constraints.md (Ym): New constraint.
24857 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
24858 (movdi_1_rex64): Split sse and xmm general register moves from
24859 memory move alternatives. Use conditional register constraints.
24860 (movsf_1, movdf_integer): Likewise.
24861 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
24862 (movdf_integer_rex64): New.
24863 (pushsf_rex64): Fix output constraints.
24864 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
24865 (sse2_stored): Likewise.
24866 (sse2_storeq_rex64): New.
24867 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
24868 amd and not generic.
24869 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
24870 for optimize_size. Remove SF/DFmode hack.
24872 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
24874 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
24877 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
24878 Richard Sandiford <richard@codesourcery.com>
24880 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
24881 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
24882 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
24883 m68k/t-mlib to tmake_file.
24884 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
24885 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
24886 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
24887 Allow it to be cf or m68k. Set m68k_arch_family. If that
24888 variable is not empty, add t-$m68k_arch_family to tmake_file.
24889 Add t-mlibs to tmake_file.
24890 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
24891 * config/m68k/t-cf: New file.
24892 * config/m68k/t-m68k: Likewise.
24893 * config/m68k/t-mlibs: Likewise.
24894 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
24895 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
24896 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
24897 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
24898 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
24900 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
24901 (INSTALL_LIBGCC): Delete.
24902 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
24903 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
24904 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
24905 (M68K_MLIB_CPU): Define.
24906 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
24907 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
24908 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
24910 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
24911 Richard Guenther <rguenther@suse.de>
24913 PR middle-end/23361
24914 * fold-const.c (fold_comparison): Handle obfuscated comparisons
24915 against INT_MIN/INT_MAX.
24916 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
24917 file if a loop is removed.
24919 2007-02-09 Joseph Myers <joseph@codesourcery.com>
24921 * calls.c (store_one_arg): Pass correct alignment to
24922 emit_push_insn for non-BLKmode values.
24923 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
24924 unaligned stack slot via a suitably aligned slot.
24926 2007-02-08 DJ Delorie <dj@redhat.com>
24928 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
24930 (legal_subregs): Use unsigned char, make const.
24931 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
24933 2007-02-08 Paul Brook <paul@codesourcery.com>
24935 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
24936 special interworking needed.
24938 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
24940 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
24941 conditional to __SSE2__.
24942 (Entries below should have been added to first ChangeLog
24943 entry for amdfam10 dated 2007-02-05)
24944 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
24946 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
24948 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
24951 2007-02-08 DJ Delorie <dj@redhat.com>
24953 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
24954 * config/m32c/m32c.c (legal_subregs): New.
24955 (m32c_illegal_subreg_p): New.
24956 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
24957 unsupported subregs of hard regs.
24959 2007-02-08 Jan Hubicka <jh@suse.cz>
24961 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
24962 the same one; always update histograms.
24964 2007-02-08 Diego Novillo <dnovillo@redhat.com>
24966 * passes.c (init_optimization_passes): Tidy comment.
24968 2007-02-08 Roger Sayle <roger@eyesopen.com>
24970 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
24971 strip zero_extend, bswap and rotates from POCOUNT's argument.
24972 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
24973 zero_extend and rotates from PARITY's argument.
24974 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
24975 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
24976 of an integer constant at compile-time.
24978 2007-02-08 Diego Novillo <dnovillo@redhat.com>
24981 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
24983 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
24986 * tree-ssa-live.c (remove_unused_locals): Do not remove
24987 TREE_ADDRESSABLE variables.
24988 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
24989 * tree-ssa-operands.c (add_virtual_operand): Remove argument
24990 FOR_CLOBBER. Update all users.
24991 If VAR has an associated alias set, add a virtual operand for
24992 it if no alias is found to conflict with the memory reference.
24994 2007-02-07 Jan Hubicka <jh@suse.cz>
24995 Robert Kidd <rkidd@crhc.uiuc.edu>
24997 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
24999 2007-02-07 Ian Lance Taylor <iant@google.com>
25001 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
25003 2007-02-07 Roger Sayle <roger@eyesopen.com>
25005 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
25006 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
25007 tablejumpdi, movsi_to_cr_one): Remove constraints from
25008 define_expand's match_operands.
25010 2007-02-07 Roger Sayle <roger@eyesopen.com>
25012 * global.c (compute_regsets): Move declatation of "i" inside of
25013 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
25015 2007-02-07 Jakub Jelinek <jakub@redhat.com>
25018 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
25019 of INDIRECT_REF <RESULT_DECL>.
25021 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
25023 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
25024 Kaz Kojima <kkojima@gcc.gnu.org>
25027 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
25029 (sh_initialize_trampoline): Add parentheses to avoid a warning.
25031 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
25033 * doc/loop.texi: Document possibility not to perform disambiguation
25034 of loops with multiple latches.
25035 * cfgloopmanip.c (alp_enum_p): Removed.
25036 (add_loop): Handle subloops. Use get_loop_body_with_size.
25037 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
25038 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
25039 the new forwarder block.
25040 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
25041 Handle the case latch is NULL.
25042 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
25043 modifications when marking loop exits.
25044 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
25046 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
25047 disambiguate_loops_with_multiple_latches.
25048 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
25049 before fix_loop_structure.
25050 * cfgloop.c: Include pointer-set.h and output.h.
25051 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
25052 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
25053 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
25054 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
25055 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
25056 disambiguate_multiple_latches, get_loop_body_with_size,
25057 disambiguate_loops_with_multiple_latches): New functions.
25058 (flow_loop_dump): Dump multiple latch edges.
25059 (flow_loop_nodes_find): Handle loops with multiple latches.
25060 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
25061 (glb_enum_p): Modified.
25062 (get_loop_body): Use get_loop_body_with_size.
25063 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
25064 (AVOID_CFG_MODIFICATIONS): New constant.
25065 (disambiguate_loops_with_multiple_latches, add_loop,
25066 get_loop_body_with_size): Declare.
25067 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
25069 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
25071 PR inline-asm/28686
25072 * global.c (compute_regsets): New function.
25073 (global_alloc): Refactored ELIMINABLE_REGSET
25074 and NO_GLOBAL_ALLOC_REGS computation out.
25075 (rest_of_handle_global_alloc): Call compute_regsets()
25076 for non-optimizing case.
25078 2007-02-06 Richard Henderson <rth@redhat.com>
25080 * config/i386/constraints.md (Y2): Rename from Y.
25081 (Yi): New constraint.
25082 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
25083 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
25084 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
25085 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
25086 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
25087 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
25088 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
25089 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
25090 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
25091 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
25092 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
25093 vec_extractv2si_1): Change Y constraints to Y2.
25094 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
25095 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
25096 Change Y constraints to Y2.
25097 (sse2_loadld): Change Y constraints to x.
25099 2007-02-06 Roger Sayle <roger@eyesopen.com>
25101 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
25102 (parity<mode>2): New define_expand using rs6000_emit_parity.
25103 * config/rs6000/rs6000.c (rs6000_emit_popcount,
25104 rs6000_emit_parity): New functions.
25105 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
25106 rs6000_emit_parity): Prototype here.
25108 2007-02-06 Ian Lance Taylor <iant@google.com>
25110 * lower-subreg.c (simple_move_operand): Reject CONST.
25111 (resolve_clobber): Call validate_change rather than directly
25112 assigning to XEXP (pat, 0).
25114 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
25116 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
25117 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
25118 (tree-cfg.o): Remove hashtab.h dependency.
25120 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
25121 (struct ivopts_data): Change niters to pointer_map_t.
25122 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
25123 (niter_for_exit): Create pointer_map on demand. Change for
25125 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
25126 (free_loop_data): Destroy data->niters if created and reset field.
25127 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
25128 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
25130 * tree-ssa-reassoc.c: Include pointer-set.h.
25131 (bb_rank): Change to long *.
25132 (operand_rank): Change to pointer_map_t.
25133 (find_operand_rank): Return long, -1 if not found. Declare as inline.
25134 (insert_operand_rank): Accept long.
25135 (operand_entry_hash, operand_entry_eq): Remove.
25136 (get_rank): Return long. Adjust for changes above.
25137 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
25139 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
25141 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
25142 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
25143 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
25145 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
25146 directly since it cannot be NULL.
25147 (get_vi_for_tree): Rewrite for pointer_map API.
25148 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
25149 (init_alias_vars): Create vi_for_tree as pointer_map.
25150 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
25152 * tree-cfg.c: Don't include hashtab.h.
25153 (edge_to_cases): Declare as pointer_map.
25154 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
25156 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
25157 (start_recording_case_labels): Create edge_to_cases as pointer_map.
25158 (end_recoding_case_labels): Cleanup edge_to_cases manually before
25160 (record_switch_edge): Delete.
25161 (get_cases_for_edge): Adjust for pointer_map API, inline
25162 record_switch_edge (rewritten for new API), remove goto.
25164 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
25166 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
25167 * tree-nested.c: Include pointer-set.h.
25168 (var_map_elt, var_map_eq, var_map_hash): Delete.
25169 (struct nesting_info): Remove GTY marker. Change the two htab_t's
25170 to pointer_map_t's.
25171 (nesting_info_bitmap_obstack): New.
25172 (lookup_field_for_decl): Adjust for pointer_map API.
25173 (lookup_tramp_for_decl): Adjust for pointer_map API.
25174 (get_nonlocal_debug_decl): Adjust for pointer_map API.
25175 (get_local_debug_decl): Adjust for pointer_map API.
25176 (convert_nl_goto_reference): Adjust for pointer_map API.
25177 (convert_nl_goto_receiver): Adjust for pointer_map API.
25178 (create_nesting_tree): Create outside GGC space. Create bitmap on
25179 the new obstack. Create field_map and var_map as pointer_maps.
25180 (free_nesting_tree): Adjust for changes to create_nesting_tree.
25182 (lower_nested_functions): Move root here, no need to NULL it.
25183 Initialize and release the obstack.
25185 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
25187 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
25188 Remove prototypes and make them non-static.
25189 (struct tree_int_map): Remove.
25190 * tree.h (struct tree_int_map): Move here, turning TO into an
25192 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
25194 * tree.h (TREE_COMPLEXITY): Remove.
25195 (struct tree_exp): Remove complexity field.
25196 * tree.c (build1_stat): Don't set it.
25198 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
25199 Victor Kaplansky <victork@il.ibm.com>
25201 * tree-vectorizer.c (vect_is_simple_use): Support induction.
25202 (vect_is_simple_reduction): Support reduction with induction as
25203 one of the operands.
25204 (vect_is_simple_iv_evolution): Fix formatting.
25205 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
25206 formatting. Don't mark induction phis for vectorization.
25207 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
25208 * tree-vect-transform.c (get_initial_def_for_induction): New function.
25209 (vect_get_vec_def_for_operand): Support induction.
25210 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
25212 (vectorizable_reduction): Support reduction with induction as one of
25214 (vectorizable_type_demotion): Use def-type of stmt argument rather
25215 than dummy def-type.
25217 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
25218 flag_tree_scev_cprop.
25219 * common.opt (tree-scev-cprop): New flag.
25221 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
25222 call to vect_get_new_vect_var.
25224 2007-02-06 Ira Rosen <irar@il.ibm.com>
25226 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
25227 vectype is not NULL.
25228 (vect_pattern_recog_1): Likewise.
25230 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25232 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
25233 (fold_negate_expr): Likewise.
25235 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
25238 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
25239 even if cv-qualification is the same.
25241 2007-02-05 Geoffrey Keating <geoffk@apple.com>
25243 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
25244 __enable_execute_stack on completion.
25246 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25248 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
25249 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
25250 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
25251 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
25252 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
25253 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
25254 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
25255 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
25257 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25259 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
25260 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
25261 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
25262 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
25263 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
25264 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
25265 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
25266 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
25267 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
25268 umuldi3_highpart_rex64, umulsi3_highpart_insn,
25269 umulsi3_highpart_zext, smuldi3_highpart_rex64,
25270 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
25271 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
25272 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
25273 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
25274 sqrtextenddfxf2_i387): Added amdfam10_decode.
25276 * config/i386/athlon.md (athlon_idirect_amdfam10,
25277 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
25278 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
25279 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
25280 athlon_ivector_store_amdfam10): New define_insn_reservation.
25281 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
25284 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25286 * config/i386/athlon.md (athlon_call_amdfam10,
25287 athlon_pop_amdfam10, athlon_lea_amdfam10): New
25288 define_insn_reservation.
25289 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
25290 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
25291 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
25293 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25295 * config/i386/athlon.md (athlon_sseld_amdfam10,
25296 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
25297 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
25299 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25301 * config/i386/athlon.md (athlon_sseins_amdfam10): New
25302 define_insn_reservation.
25303 * config/i386/i386.md (sseins): Added sseins to define_attr type
25304 and define_attr unit.
25305 * config/i386/sse.md: Set type attribute to sseins for insertq
25308 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25310 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
25311 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
25312 ssecomi_load_amdfam10, ssecomi_amdfam10,
25313 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
25314 define_insn_reservation.
25315 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
25317 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25319 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
25320 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
25321 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
25322 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
25323 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
25324 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
25325 define_insn_reservation.
25327 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
25328 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
25329 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
25330 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
25331 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
25333 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25335 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
25336 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
25337 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
25338 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
25339 athlon_ssemul_load_k8): Added amdfam10.
25341 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25343 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
25344 (x86_sse_unaligned_move_optimal): New variable.
25346 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
25348 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
25349 for unaligned vector SSE double/single precision loads for AMDFAM10.
25351 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25353 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
25354 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
25355 Define TARGET_CPU_DEFAULT_amdfam10.
25356 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
25357 (processor_type): Add PROCESSOR_AMDFAM10.
25359 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
25360 processor_type in config/i386/i386.h.
25361 Enable imul peepholes for TARGET_AMDFAM10.
25363 * config.gcc: Add support for --with-cpu option for amdfam10.
25365 * config/i386/i386.c (amdfam10_cost): New variable.
25366 (m_AMDFAM10): New macro.
25367 (m_ATHLON_K8_AMDFAM10): New macro.
25368 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
25369 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
25370 x86_promote_QImode, x86_integer_DFmode_moves,
25371 x86_partial_reg_dependency, x86_memory_mismatch_stall,
25372 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
25373 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
25374 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
25375 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
25376 Enable/disable for amdfam10.
25377 (override_options): Add amdfam10_cost to processor_target_table.
25378 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
25379 processor_alias_table.
25380 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
25381 (ix86_adjust_cost): Add code for amdfam10.
25383 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25385 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
25386 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
25387 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
25388 * config/i386/i386.h: Add builtin definition for SSE4A.
25389 * config/i386/i386.md: Add support for ABM instructions
25390 (popcnt and lzcnt).
25391 * config/i386/sse.md: Add support for SSE4A instructions
25392 (movntss, movntsd, extrq, insertq).
25393 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
25394 Add -march=amdfam10 flag.
25395 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
25396 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
25398 * doc/extend.texi: Add documentation for SSE4A builtins.
25400 2007-02-05 Bob Wilson <bob.wilson@acm.org>
25402 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
25404 2007-02-05 Richard Guenther <rguenther@suse.de>
25406 * tree-vectorizer.h (vectorizable_function): Add argument type
25407 argument, change return type.
25408 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
25409 * tree-vect-transform.c (vectorizable_function): Handle extra
25410 argument, return vectorized function decl.
25411 (build_vectorized_function_call): Remove.
25412 (vectorizable_call): Handle calls with result and argument types
25413 differing. Handle loop vectorization factor correctly.
25414 * targhooks.c (default_builtin_vectorized_function): Adjust for
25416 * targhooks.h (default_builtin_vectorized_function): Likewise.
25417 * target.h (builtin_vectorized_function): Add argument type
25419 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
25420 extra argument, allow vectorizing of lrintf.
25421 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
25422 documentation of target hook.
25424 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
25427 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
25428 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
25429 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
25431 2007-02-05 Roger Sayle <roger@eyesopen.com>
25433 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
25434 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
25435 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
25436 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
25437 before canonicalizing sincos to cexpi.
25438 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
25440 2007-02-05 Roger Sayle <roger@eyesopen.com>
25442 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
25443 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
25444 (alpha_init_builtins): Use alpha_add_builtins to process tables.
25446 2007-02-05 Roger Sayle <roger@eyesopen.com>
25448 * mips-tfile.c (initialize_init_file): Correct endianness test.
25450 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
25452 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
25453 the 'y' constraint.
25455 2007-02-05 Richard Sandiford <richard@codesourcery.com>
25457 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
25458 saves in a PARALLEL before the register assignments.
25460 2007-02-05 Richard Sandiford <richard@codesourcery.com>
25462 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
25463 DWARF_FRAME_RETURN_COLUMN to be a general register.
25464 * dwarf2out.c (init_return_column_size): New function, split from...
25465 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
25466 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
25467 to be nongeneral registers.
25468 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
25470 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
25471 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
25473 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
25475 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
25477 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
25479 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
25480 (remove_path): Use can_remove_branch_p and remove_branch instead
25481 of loop_delete_branch_edge.
25482 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
25483 (tree_transform_and_unroll_loop): Remove dead branches immediately.
25484 Update profile using scale_dominated_blocks_in_loop.
25485 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
25486 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
25487 (can_remove_branch_p, remove_branch): Declare.
25488 * tree-cfg.c (tree_can_remove_branch_p): New function.
25489 (tree_cfg_hooks): Add tree_can_remove_branch_p.
25490 * cfgrtl.c (rtl_can_remove_branch_p): New function.
25491 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
25493 2007-02-05 Jan Hubicka <jh@suse.cz>
25495 PR middle-end/30696
25496 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
25497 nodes in cgraph, don't remove offline copy of the function.
25499 2007-02-04 Jan Hubicka <jh@suse.cz>
25501 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
25502 vectors might cause maybe_lookup_element_for_expr to be called
25503 on non-sra-candidate.
25505 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
25507 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
25508 config/bfin/bfin.md, config/bfin/predicates.md: Follow
25509 spelling conventions.
25511 2007-02-04 Richard Guenther <rguenther@suse.de>
25513 PR middle-end/30636
25514 * fold-const.c (try_move_mult_to_index): Make sure to not
25515 overflow one dimension of a multi-dimensional array access.
25517 2007-02-04 Jan Hubicka <jh@suse.cz>
25519 * passes.c (init_optimization_passes): Reindent.
25521 2007-02-04 Jan Hubicka <jh@suse.cz>
25522 Eric Botcazou <ebotcazou@adacore.com>
25524 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
25525 (execute_fixup_cfg): Break out the abnormal goto code.
25526 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
25527 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
25528 (optimize_inline_calls): Call make_nonlocal_label_edges.
25530 2007-02-04 Jan Hubicka <jh@suse.cz>
25532 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
25533 true when something was changed.
25534 (rename_ssa_copies): When something was changed, do
25535 TODO_remove_unused_locals.
25536 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
25537 add TODO_remove_unused_locals when instruction was removed.
25539 2007-02-04 Jan Hubicka <jh@suse.cz>
25541 * ipa-inline.c (try_inline): Improve debug output; work on already
25543 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
25544 call try_inline for already inlined edges too when flattening;
25545 inline also functions that make callee growth but overall unit size
25548 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
25550 * config/m32c/bitops.md, config/m32c/jump.md,
25551 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
25552 config/m32r/m32r.h, config/m32r/m32r.md,
25553 config/m32r/predicates.md, config/m68hc11/larith.asm,
25554 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
25555 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
25556 config/mips/mips-protos.h, config/mips/mips.c,
25557 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
25558 config/mn10300/mn10300.h, config/mn10300/predicates.md,
25559 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
25560 spelling conventions.
25562 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
25563 Follow spelling conventions.
25565 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
25567 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
25568 warn about C++0x compatibility.
25570 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
25572 * config/h8300/h8300.c, config/h8300/h8300.h,
25573 config/h8300/h8300.md: Follow spelling conventions.
25575 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
25577 PR middle-end/30667
25578 * combine.c (try_combine): Do not substitute source operand
25579 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
25581 2007-02-03 Jan Hubicka <jh@suse.cz>
25583 PR gcov-profile/30650
25584 * value-prof.c (stringop_block_profile): Fix handling of size counter;
25585 do not divide by zero for never executed counters.
25586 (tree_find_values_to_profile): Fix counters.
25587 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
25589 2007-02-03 Ian Lance Taylor <iant@google.com>
25591 * lower-subreg.c (simple_move_operand): New static function,
25592 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
25594 (simple_move): Call simple_move_operand.
25595 (find_decomposable_subregs): Add special handling of MEMs.
25596 (can_decompose_p): Rename from cannot_decompose_p. Reverse
25597 meaning of return value. If we see a hard register, test whether
25598 it can store a word_mode value. Change all callers.
25600 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25602 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
25603 ftrapv insns and expanders.
25604 (subdi3): Change define_expand operand 1 to arith11_operand, and
25605 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
25606 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
25607 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
25610 PR middle-end/30174
25611 * varasm.c (notice_global_symbol): Treat global objects as weak when
25612 flag_shlib is true.
25614 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25616 * emit-rtl.c (dconstpi): Delete.
25617 (dconstsqrt2): New.
25618 (init_emit_once): Delete dconstpi and init dconstsqrt2.
25619 * real.h (dconstpi): Delete.
25620 (dconstsqrt2): New.
25621 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
25622 (fold_builtin_hypot): Likewise.
25624 2007-02-03 Tom Tromey <tromey@redhat.com>
25627 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
25628 -gcoff3, -gxcoff3, -gvms3 implies -dD.
25630 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
25632 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
25633 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
25634 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
25635 config/rs6000/cell.md, config/rs6000/darwin.h,
25636 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
25637 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
25638 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
25639 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
25640 typos. Follow spelling conventions.
25641 * doc/invoke.texi: Follow spelling conventions.
25643 2007-02-03 Roger Sayle <roger@eyesopen.com>
25645 * simplify-rtx.c (simplify_relational_operation_1): Implement some
25646 canonicalization transformations that attempt to simplify integer
25647 constant comparisons to become comparisons against zero.
25649 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25651 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
25653 * fold-const.c (fold_binary): Fix comment typos. Fold complex
25654 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
25656 2007-02-02 Mike Stump <mrs@apple.com>
25658 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
25659 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
25660 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
25661 generate a branch island.
25663 2007-02-02 Bob Wilson <bob.wilson@acm.org>
25665 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
25666 (xtensa_legitimate_address_p): New.
25667 (xtensa_legitimize_address): New.
25668 (xtensa_output_addr_const_extra): New.
25669 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
25671 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
25672 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
25673 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
25674 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
25675 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
25676 (xtensa_legitimize_address): New.
25677 (xtensa_output_addr_const_extra): New.
25679 2007-02-02 Steve Ellcey <sje@cup.hp.com>
25681 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
25683 2007-02-02 Ian Lance Taylor <iant@google.com>
25685 * expmed.c (expand_divmod): Add comment.
25687 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
25689 * emit-rtl.c (renumber_insns): Remove.
25690 * flags.h: Remove the extern for flag_renumber_insns.
25691 * rtl.h: Remove the prototype for renumber_insns.
25692 * toplev.c (flag_renumber_insns): Remove.
25694 2007-02-02 Hui-May Chang <hm.chang@apple.com>
25696 Revert for x86 darwin:
25697 2005-06-19 Uros Bizjak <uros@kss-loka.si>
25699 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
25700 code before the following patch under TARGET_MACHO.
25701 (ix86_function_value_regno_p): Likewise.
25703 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25705 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
25708 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
25711 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
25712 loads to general or fp registers. Add comments.
25713 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
25715 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
25717 * pointer-set.c (insert_aux): Only return insertion slot.
25718 (pointer_set_insert): Adjust.
25719 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
25720 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
25721 pointer_map_traverse): New.
25722 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
25723 pointer_map_create, pointer_map_destroy, pointer_map_insert,
25724 pointer_map_contains, pointer_map_traverse): Declare.
25726 2007-02-02 Jakub Jelinek <jakub@redhat.com>
25728 PR middle-end/30473
25729 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
25730 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
25732 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
25734 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
25736 (struct _dep): New type.
25737 (dep_t): New typedef.
25738 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
25739 (DEP_STATUS): New access macro. The macro with the same name was
25740 renamed to DEP_LINK_STATUS.
25741 (dep_init): Declare function
25743 (struct _dep_link): New type.
25744 (dep_link_t): New typedef.
25745 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
25746 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
25747 (DEP_LINK_STATUS): New macro.
25748 (debug_dep_links): New debug function.
25750 (struct _deps_list): New type.
25751 (deps_list_t): New typedef.
25752 (DEPS_LIST_FIRST): New access macro.
25753 (FOR_EACH_DEP_LINK): New cycle macro.
25754 (create_deps_list, free_deps_list, delete_deps_list): Declare
25756 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
25757 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
25758 (copy_deps_list_change_con): Ditto.
25760 (move_dep_link): Declare function.
25762 (struct _dep_node): New type.
25763 (dep_node_t): New typedef.
25764 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
25766 (struct haifa_insn_data.back_deps): New field to hold backward
25767 dependencies of the insn.
25768 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
25770 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
25771 Change its type to deps_list_t.
25772 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
25773 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
25774 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
25776 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
25778 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
25780 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
25782 (dep_cost): Declare.
25784 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
25785 (ds_to_dk, dk_to_ds): New functions.
25787 (init_dep_1): New static function.
25788 (init_dep): New function.
25789 (copy_dep): New static function.
25791 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
25793 (detach_dep_link): New static function.
25794 (move_dep_link): New function.
25796 (dep_links_consistent_p, dump_dep_links): New static functions.
25797 (debug_dep_links): New debugging function.
25799 (deps_obstack, dl_obstack, dn_obstack): New static variables.
25801 (alloc_deps_list, init_deps_list): New static functions.
25802 (create_deps_list): New function.
25803 (clear_deps_list): New static function.
25804 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
25805 (deps_list_consistent_p, dump_deps_list): New static functions.
25806 (debug_deps_list): New function.
25807 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
25809 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
25811 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
25812 use new scheduler dependencies lists.
25813 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
25814 (sched_analyze): Ditto. Initialize dependencies lists.
25815 (add_forw_dep, compute_forward_dependences): Update to use new
25816 scheduler dependencies lists.
25818 (init_dependency_caches): Init deps_obstack.
25819 (free_dependency_caches): Free deps_obstack.
25821 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
25822 new scheduler dependencies lists.
25823 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
25824 (add_back_forw_dep, delete_back_forw_dep): Ditto.
25826 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
25827 Update to use new scheduler dependencies lists.
25828 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
25829 (debug_dependencies): Ditto.
25830 (schedule_region): Update comments.
25832 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
25833 scheduler dependencies lists.
25834 (schedule_ebb): Update comments.
25836 * rtl.def (DEPS_LIST): Remove.
25838 * lists.c (unused_deps_list): Remove.
25839 (free_list): Update assertions.
25841 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
25842 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
25844 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
25845 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
25847 * haifa-sched.c (comments): Update.
25848 (insn_cost1): Remove. Inline the code into insn_cost ().
25849 (insn_cost): Update to use new scheduler dependencies lists. Move
25850 processing of the dependency cost to dep_cost ().
25851 (dep_cost): New function. Use it instead of insn_cost () when
25852 evaluating cost of the dependency. Use compatible interface to
25853 interact with the target.
25854 (priority): Update to use new scheduler dependencies lists.
25855 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
25856 with greater number of insns that depend on the insn.
25857 (schedule_insn): Update to use new scheduler dependencies lists. Add
25858 code to free backward dependencies lists. Inline and optimize code
25859 from resolve_dep () - see PR28071.
25860 (ok_for_early_queue_removal): Update to use new scheduler dependencies
25861 lists. Update call to targetm.sched.is_costly_dependence hook.
25863 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
25864 scheduler dependencies lists.
25866 (resolve_dep): Remove. Move the logic to schedule_insn ().
25867 (init_h_i_d): Initialize dependencies lists.
25869 (process_insn_depend_be_in_spec): Rename to
25870 process_insn_forw_deps_be_in_spec. Update to use new scheduler
25871 dependencies lists.
25872 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
25873 Update to use new scheduler dependencies lists.
25874 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
25876 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
25877 new scheduler dependencies lists.
25878 (build_intra_loop_deps): Ditto.
25880 * target.h (struct _dep): Declare to use in
25881 gcc_target.sched.is_costly_dependence.
25882 (struct gcc_target.sched.adjust_cost): Fix typo.
25883 (struct gcc_target.sched.is_costly_dependence): Change signature to
25884 use single dep_t parameter instead of an equivalent triad.
25885 (struct gcc_target.sched.adjust_cost_2): Remove.
25887 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
25889 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
25891 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
25893 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
25895 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
25896 (REG_DEP_TRUE): Document.
25898 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
25899 Change signature to correspond to the targetm.sched.adjust_cost hook.
25900 Update use in TARGET_SCHED_ADJUST_COST_2.
25901 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
25902 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
25903 new scheduler dependencies lists.
25904 (ia64_gen_check): Ditto.
25906 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
25907 scheduler dependencies lists.
25909 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
25910 signature to correspond to the targetm.sched.is_costly_dependence hook.
25911 (is_costly_group): Update to use new scheduler dependencies lists.
25913 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
25914 instead of INSN_COST () macro.
25916 2007-02-01 Ian Lance Taylor <iant@google.com>
25918 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
25920 2007-02-01 Guy Martin <gmsoft@gentoo.org>
25922 * pa.md (tp_load): Correct mfctl instruction syntax.
25924 2007-02-01 Geoffrey Keating <geoffk@apple.com>
25926 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
25927 altivec_padding_size calculation on AIX. Improve comment, add
25928 assert to verify that it's right.
25930 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
25933 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
25935 PR inline-asm/28686
25936 * global.c (global_alloc): Add mising initialization of
25939 2007-02-01 Roger Sayle <roger@eyesopen.com>
25941 * alias.c (init_alias_analysis): Correct whitespace.
25942 * bb-reorder.c (fix_edges_for_rarely_executed_code,
25943 partition_hot_cold_basic_blocks): Likewise.
25944 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
25945 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
25946 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
25947 fold_builtin_snprintf_chk, fold_builtin_printf,
25948 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
25949 do_mpfr_arg3, do_mpfr_sincos): Likewise.
25950 * cfgcleanup.c (cleanup_cfg): Likewise.
25951 * cfgexpand.c (tree_expand_cfg): Likewise.
25952 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
25953 * function.c (get_next_funcdef_no): Likewise.
25954 * gengtype.c (main): Likewise.
25955 * genmodes.c (main): Likewise.
25956 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
25957 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
25958 * ifcvt.c (noce_emit_move_insn): Likewise.
25959 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
25961 * stor-layout.c (get_best_mode): Likewise.
25962 * tree-ssa-loop-niter.c (get_val_for): Likewise.
25963 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
25964 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
25965 perform_var_substitution, solve_graph): Likewise.
25966 * tree-vrp.c (vrp_finalize): Likewise.
25968 2007-02-01 Ian Lance Taylor <iant@google.com>
25970 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
25971 high part of a paradoxical subreg, return a constant zero.
25973 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
25975 * toplev.c (lang_dependent_init): Call init_set_costs.
25976 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
25978 2007-02-01 Richard Guenther <rguenther@suse.de>
25980 PR middle-end/30656
25981 * fold-const.c (fold_negate_expr): Allow negating a
25982 constant if overflow does not change.
25984 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25986 * doc/c-tree.texi (Expression trees): Improve markup.
25987 * doc/tm.texi (Register Classes, Addressing Modes)
25988 (Floating Point): Fix spacing after abbreviations. Fix some
25991 2007-02-01 Ben Elliston <bje@au.ibm.com>
25993 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
25994 * doc/contrib.texi: Likewise.
25995 * doc/install.texi: Likewise.
25997 2007-01-31 Richard Henderson <rth@redhat.com>
25998 Ian Lance Taylor <iant@google.com>
26000 * lower-subreg.c: New file.
26001 * rtl.def (CONCATN): Define.
26002 * passes.c (init_optimization_passes): Add pass_lower_subreg and
26003 pass_lower_subreg2.
26004 * emit-rtl.c (update_reg_offset): New static function, broken out
26005 of gen_rtx_REG_offset.
26006 (gen_rtx_REG_offset): Call update_reg_offset.
26007 (gen_reg_rtx_offset): New function.
26008 * regclass.c: Revert patch of 2006-03-05, restoring
26010 (clear_reg_info_regno): New function.
26011 * dwarf2out.c (concatn_loc_descriptor): New static function.
26012 (loc_descriptor): Handle CONCATN.
26013 * common.opt (fsplit_wide_types): New option.
26014 * opts.c (decode_options): Set flag_split_wide_types when
26016 * timevar.def (TV_LOWER_SUBREG): Define.
26017 * rtl.h (gen_reg_rtx_offset): Declare.
26018 (reg_scan_update): Declare.
26019 * regs.h (clear_reg_info_regno): Declare.
26020 * tree-pass.h (pass_lower_subreg): Declare.
26021 (pass_lower_subreg2): Declare.
26022 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
26023 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
26024 -fsplit-wide-types.
26025 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
26026 * Makefile.in (OBJS-common): Add lower-subreg.o.
26027 (lower-subreg.o): New target.
26029 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
26031 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
26033 2007-01-31 Anatoly Sokolov <aesok@post.ru>
26036 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
26038 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26040 PR middle-end/29335
26041 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
26043 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
26045 * cfgloop.h: Include vec-prim.h.
26046 (enum li_flags): Remove LI_ONLY_OLD.
26047 (loop_iterator): Changed.
26048 (fel_next, fel_init): Iterate over loop tree.
26049 (FOR_EACH_LOOP_BREAK): New macro.
26050 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
26052 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
26053 * modulo-sched.c (sms_schedule): Ditto.
26054 * tree-vectorizer.c (vectorize_loops): Ditto.
26055 * doc/loop.texi: Update information on loop numbering and behavior of
26056 FOR_EACH_LOOP wrto new loops.
26057 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
26058 add_to_evolution_1): Test nestedness of loops instead of comparing
26060 * tree-chrec.c (chrec_fold_plus_poly_poly,
26061 chrec_fold_multiply_poly_poly, chrec_evaluate,
26062 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
26063 reset_evolution_in_loop): Ditto.
26064 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
26066 2007-01-31 Dirk Mueller <dmueller@suse.de>
26068 * c-common.c (warn_about_parentheses): Separate warning about
26069 un-parenthized sequence of comparison operators from the one
26070 which is supposed to warn about x <= y <= z.
26072 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
26074 * optabs.h (enum optab_index): Add new OTI_isinf.
26075 (isinf_optab): Define corresponding macro.
26076 * optabs.c (init_optabs): Initialize isinf_optab.
26077 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
26079 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
26080 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
26082 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
26083 expand_builtin_interclass_mathfn.
26084 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
26085 * config/i386/i386.md (UNSPEC_FXAM): New constant.
26086 (fxam<mode>2_i387): New insn pattern.
26087 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
26088 built-in functions as x87 inline asm.
26090 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
26092 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
26094 2007-01-30 Eric Christopher <echristo@apple.com>
26096 * config.gcc: Add geode.
26098 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
26100 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
26101 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
26102 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
26103 value-prof.c: Fix comment typos.
26105 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26108 * doc/invoke.texi (Wpointer-arith): Document warning.
26110 2007-01-30 Janis Johnson <janis187@us.ibm.com>
26112 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
26113 the list of discrepancies from the draft TR.
26115 2007-01-30 Dirk Mueller <dmueller@suse.de>
26118 * doc/invoke.texi (-Wreturn-type): Update description to
26119 match new behavior.
26121 2007-01-30 Richard Sandiford <richard@codesourcery.com>
26123 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
26125 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
26127 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
26128 to handle optabs that operate on floating point input argument and
26129 output to integer output.
26130 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
26131 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
26132 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
26133 expand_builtin_interclass_mathfn ().
26134 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
26135 (ilogbsi2): Remove.
26136 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
26137 ilogbl built-in functions as x87 intrinsics.
26139 2007-01-30 Richard Guenther <rguenther@suse.de>
26141 PR middle-end/27657
26142 * dwarf2out.c (reference_to_unused): Query varpool if the
26143 variable was output.
26145 2007-01-30 Richard Guenther <rguenther@suse.de>
26147 PR middle-end/30313
26148 * passes.c (execute_one_pass): Reset in_gimple_form to not
26149 confuse non-unit-at-a-time mode.
26151 2007-01-29 Roger Sayle <roger@eyesopen.com>
26152 Richard Guenther <rguenther@suse.de>
26154 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
26155 avoid undefined behaviour on overflow. Use force_fit_type_double
26156 to construct the constant with the specified TREE_OVERFLOW.
26158 2007-01-29 Janis Johnson <janis187@us.ibm.com>
26160 * config/dfp-bit.c: Add parameterized support for fp exceptions.
26161 * config/dfp-bit.h: Ditto.
26163 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26165 * c-decl.c (pop_scope): Replace warnings with call to
26166 warn_for_unused_label.
26167 * c-common.h (warn_for_unused_label): Declare.
26168 * c-common.c (warn_for_unused_label): Define.
26170 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26172 * tree-optimize.c (update_inlined_to_pointers): Delete unused
26175 2007-01-29 Janis Johnson <janis187@us.ibm.com>
26177 * Makefile.in (USER_H): Remove decfloat.h.
26178 * ginclude/decfloat.h: Delete, moving contents to ...
26179 * ginclude/float.h: Add support for decimal floating point,
26180 guarded by __STDC_WANT_DEC_FP__.
26182 2007-01-29 Mike Stump <mrs@apple.com>
26184 * doc/gccint.texi (Top): Rename Loop Representation to Loop
26185 Analysis and Representation to resolve case insensitive conflict.
26186 * doc/loop.texi (Loop Analysis and Representation): Likewise.
26188 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
26190 * tree.h (struct tree_memory_tag): Add aliases member.
26191 (MTAG_ALIASES): New macro.
26192 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
26193 (add_may_alias): Remove pointer-set. Update for may_aliases being
26195 (mark_aliases_call_clobbered): Update for may_aliases being a
26197 (compute_tag_properties): Ditto.
26198 (create_partition_for): Ditto.
26199 (compute_memory_partitions): Ditto.
26200 (dump_may_aliases_for): Ditto.
26201 (is_aliased_with): Ditto.
26202 (add_may_alias_for_new_tag): Ditto.
26203 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
26204 (compute_is_aliased): New function.
26205 (compute_may_aliases): Call compute_is_aliased).
26206 (init_alias_info): Initialize alias_bitmap_obstack.
26207 (union_alias_set_into): New function.
26208 (compute_flow_sensitive_aliasing): Use union_aliases_into.
26209 (have_common_aliases_p): Rewrite to take two bitmaps and use
26211 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
26212 Update for bitmaps.
26213 (finalize_ref_all_pointers): Update for add_may_alias changes.
26214 (new_type_alias): Ditto.
26215 * tree-flow-inline.h (may_aliases): Return a bitmap.
26216 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
26217 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
26218 may_aliases being a bitmap.
26219 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
26220 may_aliases now returns a bitmap.
26221 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
26223 * tree-ssa-operands.c (add_virtual_operand): Update for
26224 may_aliases being a bitmap.
26226 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
26228 PR tree-optimization/30630
26229 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
26230 variable as changed.
26232 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
26235 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
26236 expanded only once even if an error occurs.
26238 2007-01-29 Ben Elliston <bje@au.ibm.com>
26240 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
26241 (__gcov_average_profiler): Likewise.
26242 (__gcov_ior_profiler): Likewise.
26243 (__gcov_merge_ior): Likewise.
26245 2007-01-28 Jan Hubicka <jh@suse.cz>
26247 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
26248 * value-prof.c (stringop_block_profile): Likewise.
26250 2007-01-28 Jan Hubicka <jh@suse.cz>
26252 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
26253 Add variant handling histograms; add wrapper.
26254 (clear_storage_via_libcall): Export.
26255 (emit_block_move_hints): Break out from ...; add histograms.
26256 (emit_block_move): ... this one.
26257 (clear_storage_hints): Break out from ...; add histograms.
26258 (clear_storage): ... this one.
26259 (set_storage_via_memset): Handle histogram.
26260 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
26261 (clear_storage_hints, clear_storage_via_libcall): Declare.
26262 (set_storage_via_setmem): Update prototype.
26263 * doc/md.texi (movmem, setmem): Document new arguments.
26265 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
26266 Add new histograms.
26267 (stringop_block_profile): New global function.
26268 (tree_stringops_values_to_profile): Profile block size and alignment.
26269 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
26271 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
26272 (stringop_block_profile): Declare.
26273 * builtins.c: Include value-prof.h.
26274 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
26275 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
26276 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
26277 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
26278 * profile.c (instrument_values): Add new counters.
26279 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
26281 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
26282 (tree_init_edge_profiler): Build new profilers.
26283 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
26284 (pass_tree_profile): Add dump.
26285 (tree_profile_hooks): Update.
26286 * Makefile.in (LIBGCOV): Add new constants.
26287 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
26288 __gcov_ior_profiler): New.
26289 * i386.md (movmem/setmem expanders): Add new optional arguments.
26291 2007-01-28 David Edelsohn <edelsohn@gnu.org>
26293 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
26295 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
26297 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
26298 (tree_unswitch_single_loop): Pass eni_size_weights to
26299 tree_num_loop_insns.
26300 * tree-ssa-loop-manip.c: Include tree-inline.h.
26301 (can_unroll_loop_p): Pass eni_size_weights to
26302 tree_num_loop_insns.
26303 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
26304 Pass eni_size_weights to estimate_num_insns.
26305 * tree.h (init_inline_once): Export.
26306 * toplev.c (backend_init): Call init_inline_once.
26307 * cgraphunit.c (cgraph_process_new_functions,
26308 cgraph_analyze_function): Pass eni_inlining_weights to
26309 estimate_num_insns.
26310 * ipa-inline.c (compute_inline_parameters): Ditto.
26311 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
26312 to estimate_num_insns.
26313 (try_unroll_loop_completely): Pass eni_size_weights to
26314 tree_num_loop_insns.
26315 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
26316 ot estimate_num_insns.
26317 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
26318 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
26319 * tree-inline.c (eni_inlining_weights, eni_size_weights,
26320 eni_time_weights): New variables.
26321 (init_inline_once): Initialize them.
26322 (struct eni_data): Mew.
26323 (estimate_num_insns_1, estimate_num_insns): Use weights.
26324 * tree-inline.h (struct eni_weights_d): New.
26325 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
26326 (estimate_num_insns): Declaration changed.
26327 * cfgloop.h (tree_num_loop_insns): Declaration changed.
26328 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
26329 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
26331 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
26333 * tree-data-ref.c (conflict_fn): Assert that the number of affine
26334 relations in the conflict function is valid.
26336 2007-01-27 Ian Lance Taylor <iant@google.com>
26338 * common.opt: Add fstrict-overflow.
26339 * opts.c (decode_options): Set flag_strict_overflow if -O2.
26340 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
26341 (TYPE_OVERFLOW_UNDEFINED): Define.
26342 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
26344 * tree.h (TYPE_TRAP_SIGNED): Don't define.
26345 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
26346 (fold_negate_expr): Likewise.
26347 (make_range): Likewise.
26348 (extract_muldiv_1): Likewise.
26349 (maybe_canonicalize_comparison): Likewise.
26350 (fold_comparison): Likewise.
26351 (fold_binary): Likewise.
26352 (tree_expr_nonnegative_p): Likewise.
26353 (tree_expr_nonzero_p): Likewise.
26354 * tree-vrp.c (compare_values): Likewise.
26355 (extract_range_from_binary_expr): Likewise.
26356 (extract_range_from_unary_expr): Likewise.
26357 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
26359 (nowrap_type_p): Likewise.
26360 * tree-scalar-evolution.c (simple_iv): Likewise.
26361 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
26362 (build_range_check): Likewise.
26363 (extract_muldiv_1): Likewise.
26364 (fold_comparison): Likewise.
26365 * tree-vrp.c (vrp_int_const_binop): Likewise.
26366 (extract_range_from_unary_expr): Likewise.
26367 * convert.c (convert_to_integer): Likewise.
26368 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
26369 (fold_comparison): Likewise.
26370 (fold_binary): Likewise.
26371 * optabs.c (optab_for_tree_code): Likewise.
26372 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
26373 * simplify-rtx.c (simplify_const_relational_operation): Check
26374 flag_strict_overflow and flag_trapv.
26375 (simplify_const_relational_operation): Likewise.
26376 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
26377 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
26380 2007-01-27 Roger Sayle <roger@eyesopen.com>
26382 * tree.c (tree_fold_gcd): Delete.
26383 * tree.h (tree_fold_gcd): Remove prototype.
26384 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
26385 test whether one constant integer is a multiple of another. Instead
26386 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
26387 * fold-const.c (multiple_of_p): We've determined both TOP and
26388 BOTTOM are integer constants so we can call int_const_binop directly
26389 instead of the more generic const_binop.
26391 2007-01-27 Roger Sayle <roger@eyesopen.com>
26393 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
26394 1*X check that the constant hasn't overflowed, to preserve the
26396 (round_up): Provide an efficient implementation when rouding-up an
26397 INTEGER_CST to a power-of-two.
26399 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26401 * doc/sourcebuild.texi: Add comma for clarity.
26402 * doc/extend.texi: Fix some typos.
26403 * doc/passes.texi: Likewise.
26404 * doc/cppinternals.texi: Likewise.
26405 * doc/c-tree.texi: Likewise.
26406 * doc/tree-ssa.texi: Likewise.
26407 * doc/install.texi: Likewise.
26409 2007-01-27 Jan Hubicka <jh@suse.cz>
26411 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
26412 (pass_sra): Do not require alias information.
26413 * passes.c (init_optimization_passes): Add SRA
26415 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
26417 * tracer.c (rest_of_handle_tracer): We already cleaned
26418 up the CFG in tracer() so don't do it here again.
26419 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
26420 cleanup_cfg here, either. And don't call renumber_insns.
26422 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
26423 and BB_HEAD are in the insn stream here. Instead make sure
26424 that BB_INSN is valid on all insns. Also, do check here that
26425 there are no pending branch predictions...
26426 (rtl_verify_flow_info): ...instead of doing it here. Checks
26427 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
26430 2007-01-26 Roger Sayle <roger@eyesopen.com>
26432 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
26433 function to simplify/factorize operand order canonicalization.
26434 (ix86_fixup_binary_operands): Reorganize using the above function.
26435 (ix86_binary_operator_ok): Likewise.
26437 2007-01-27 Jakub Jelinek <jakub@redhat.com>
26439 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
26440 file scope from optimize_attrs.
26441 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
26443 (optimize_attrs): Clear insn_code_values after freeing it.
26445 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
26447 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
26448 a parts.base assignment.
26450 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
26452 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
26453 (compute_subscript_distance, initialize_data_dependence_relation,
26454 finalize_ddr_dependent, analyze_ziv_subscript,
26455 analyze_siv_subscript_cst_affine,
26456 compute_overlap_steps_for_affine_univar,
26457 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
26458 analyze_siv_subscript, analyze_miv_subscript,
26459 analyze_overlapping_iterations, subscript_dependence_tester_1,
26460 compute_self_dependence, free_dependence_relation): Work
26461 with affine_fn instead of chrecs.
26462 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
26463 common_affine_function, affine_function_base,
26464 affine_function_constant_p, affine_fn_op, affine_fn_plus,
26465 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
26466 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
26467 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
26468 (all_chrecs_equal_p): Removed.
26469 * tree-data-ref.h (affine_fn, conflict_function): New types.
26470 (struct subscript): Change type of conflicting_iterations_in_a
26471 and conflicting_iterations_in_b.
26473 2007-01-26 Steve Ellcey <sje@cup.hp.com>
26476 * config/pa/pa.h (TARGET_HPUX_11): New.
26477 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
26478 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
26480 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
26481 Richard Guenther <rguenther@suse.de>
26483 * tree-ssa-structalias.c (solve_graph): Handle case
26484 we merged the variable to another.
26486 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26488 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
26491 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
26492 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
26494 2007-01-25 DJ Delorie <dj@redhat.com>
26496 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
26497 allow changes to modes which don't fit in those registers.
26499 * reload1.c (choose_reload_regs): Check for invalid subregs before
26500 computing their locations, not after.
26502 2007-01-25 Geoffrey Keating <geoffk@apple.com>
26505 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
26506 save Altivec registers in an eh_return function.
26507 (compute_vrsave_mask): Likewise.
26508 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
26509 for saving Altivec registers.
26510 (rs6000_emit_prologue): Don't allocate stack twice in
26511 eh_return function. Correct expected value of altivec_save_offset
26512 when using save_world. Describe save of R0 to stack when using
26513 save_world. Describe stack pointer adjustment when using
26514 save_world. Remove duplicated eh_return parameter register saving.
26515 Update sp_offset variable after save_world.
26516 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
26518 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
26519 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
26522 2007-01-25 Steve Ellcey <sje@cup.hp.com>
26524 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
26526 2007-01-25 Steve Ellcey <sje@cup.hp.com>
26529 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
26530 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
26532 2007-01-25 Richard Guenther <rguenther@suse.de>
26534 * doc/invoke.texi (-Wcoverage-mismatch): Document.
26535 * common.opt (-Wcoverage-mismatch): New warning option.
26536 * coverage.c (get_coverage_counts): Ignore coverage mismatch
26537 if -Wcoverage-mismatch is given.
26539 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
26541 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
26542 (ipcp_driver): Change to static definition.
26543 Add dumping of the ifunctions.
26544 (constant_val_insert): Remove unused parameter. Support for SSA.
26545 (ipcp_propagate_const): Support for SSA.
26546 (ipcp_profile_bb_print): Print only analyzed nodes.
26547 (ipcp_replace_map_create): Remove support for Fortran constant
26549 * ipa-prop.c (ipa_method_modify_stmt,
26550 ipa_callsite_compute_param): Support for SSA.
26551 * ipa-prop.h (ipcp_driver): Remove declaration.
26552 (IS_VALID_TREE_MAP_INDEX): Add define.
26554 2007-01-24 Geoffrey Keating <geoffk@apple.com>
26556 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
26558 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26560 PR middle-end/30447
26561 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
26562 constant argument to cabs and do it without checking for
26563 -funsafe-math-optimizations.
26565 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
26567 * c-common.h (RID_FIRST_CXX0X): New.
26568 (RID_LAST_CXX0X): New.
26569 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
26571 * c.opt (Wc++0x-compat): New.
26572 * doc/invoke.texi (-Wc++0x-compat): Document.
26574 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26576 * builtins.c (fold_builtin_carg): New.
26577 (fold_builtin_1): Use it.
26579 2007-01-24 Jan Hubicka <jh@suse.cz>
26581 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
26583 * ipa-inline.c (initial_insns, max_insns): Delete.
26584 (compute_max_insns): New function.
26585 (cgraph_decide_inlining_of_small_function): Use it; take minimal
26586 amount of insns as base for code growth.
26587 (cgraph_decide_inlining): Make initial_insns local; do not compute
26589 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
26590 * doc/invoke.texi (inline-unit-growth): Update docs.
26592 2007-01-24 Jakub Jelinek <jakub@redhat.com>
26594 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
26595 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
26596 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
26597 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
26598 for CPUs that have PTA_CX16 set.
26600 PR middle-end/27416
26601 * gimplify.c (omp_check_private): New function.
26602 (gimplify_scan_omp_clauses): Use it for
26603 firstprivate/lastprivate/reduction.
26605 PR middle-end/30494
26606 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
26607 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
26609 PR middle-end/30421
26610 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
26611 If lower_lastprivate_clauses emits some statements, append them
26612 to dlist rather than body_p and to body_p append an initializer.
26613 (lower_omp_for): Adjust caller.
26615 2007-01-24 Steve Ellcey <sje@cup.hp.com>
26617 * target.h (globalize_decl_name): New.
26618 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
26619 * output.h (default_globalize_decl_name): New.
26620 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
26622 (globalize_decl): Ditto.
26623 (default_globalize_decl_name): New.
26624 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
26625 (ia64_handle_version_id_attribute): New.
26626 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
26627 (ia64_asm_output_external): Use globalize_decl_name instead
26628 of globalize_label.
26629 * doc/extend.texi (version_id): New pragma.
26630 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
26632 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
26634 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
26635 _uleb128_t and _Unwind_SWord with _sleb128_t.
26636 * unwind-dw2.c (extract_cie_info, execute_stack_op,
26637 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
26639 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
26640 * unwind-pe.h (read_uleb128, read_sleb128,
26641 read_encoded_value_with_base): Likewise.
26642 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
26644 2007-01-24 Richard Guenther <rguenther@suse.de>
26646 * builtins.c (expand_builtin_cexpi): Get the fndecl
26647 for cexp in the correct way.
26649 2007-01-24 Jan Hubicka <jh@suse.cz>
26651 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
26654 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
26656 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
26657 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
26658 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
26659 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
26660 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
26661 __SIZEOF_PTRDIFF_T__.
26662 * doc/cpp.texi: Documentation for the new builtin macros added.
26664 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
26666 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
26667 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
26668 instead of operands[2] to avoid access past the end of array.
26670 2007-01-24 Richard Sandiford <richard@codesourcery.com>
26672 * reload1.c (emit_reload_insns): Pass the reload register
26673 for a non-spill output reload through forget_old_reloads_1.
26675 2007-01-23 Joseph Myers <joseph@codesourcery.com>
26677 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
26678 _SOFT_DOUBLE if doubles use software floating-point.
26679 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
26680 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
26681 * config/rs6000/darwin-ldouble.c: Also compile functions for
26682 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
26683 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
26684 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
26685 commented-out long double override.
26686 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
26687 * config/rs6000/eabispe.h: Likewise.
26688 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
26689 long double for non-SPE.
26690 (rs6000_handle_option): Likewise.
26691 (invalid_e500_subreg): Disallow more subregs involding DImode,
26692 DFmode, TImode or TFmode.
26693 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
26695 (legitimate_lo_sum_address_p): Also check for TFmode for E500
26697 (rs6000_legitimize_address): Also handle TFmode for E500 double.
26698 (rs6000_legitimize_reload_address): Also handle TFmode for E500
26700 (rs6000_legitimate_address): Also check for TFmode for E500
26702 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
26703 (spe_build_register_parallel): Handle TFmode and TCmode.
26704 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
26706 (function_arg): Handle TFmode and TCmode for E500 double.
26707 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
26709 (print_operand): Handle TFmode and TImode for %y.
26710 (rs6000_generate_compare): Handle TFmode comparisons for E500
26712 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
26713 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
26714 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
26715 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
26716 TFmode for E500 double.
26717 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
26718 (floatsidf2): Enable for E500 double.
26719 (movtf_softfloat): Use rs6000_nonimmediate_operand.
26720 (extenddftf2): Change to extenddftf2_fprs.
26721 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
26722 depending on TARGET_E500_DOUBLE.
26723 (extendsftf2): Enable for E500 double.
26724 (trunctfdf2): Enable for E500 double.
26725 (trunctfsf2): Change to trunctfsf2_fprs.
26726 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
26727 depending on TARGET_E500_DOUBLE.
26728 (floatsitf2): Enable for E500 double.
26729 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
26730 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
26731 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
26732 (negtf2): Change to negtf2_internal.
26733 (negtf2): New expander.
26734 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
26735 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
26736 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
26737 (movdi_internal32): Use rs6000_nonimmediate_operand.
26738 (unnamed splitter): Likewise.
26739 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
26740 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
26741 (SPE64TF, DITI): New mode macros.
26742 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
26745 (frob_<mode>_di_2): New.
26746 (frob_tf_di_8_2): New.
26747 (frob_di_df): Change to frob_di_<mode>; allow more modes.
26749 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
26751 (frob_ti_<mode>_8_2): New.
26752 (frob_ti_tf_2): New.
26753 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
26754 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
26756 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
26757 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
26758 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
26759 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
26760 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
26761 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
26764 2007-01-23 Ian Lance Taylor <iant@google.com>
26766 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
26768 (OBJS-archive): Reformat, alphabetize.
26769 (OBJS): Change out_object_file to OBJS-md.
26771 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
26773 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
26774 JUMP_P and CALL_P predicates where applicable.
26775 * config/i386/i386.c: Ditto.
26776 * config/i386/i386.md: Ditto.
26777 * config/i386/mmx.md: Ditto.
26778 * config/i386/predicates.md: Ditto.
26780 2007-01-22 Andreas Schwab <schwab@suse.de>
26782 * config/m68k/m68k.h: Fix comment.
26784 2007-01-22 Jan Hubicka <jh@suse.cz>
26786 * passes.c (init_optimization_passes): Do not rerun
26787 pass_early_warn_uninitialized.
26789 2007-01-22 Richard Guenther <rguenther@suse.de>
26791 PR tree-optimization/30038
26792 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
26794 (execute_cse_sincos_1): Likewise.
26795 (execute_cse_sincos): Likewise.
26796 (gate_cse_sincos): Likewise.
26797 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
26798 the cexpi() canonicalization of sincos().
26799 * tree-pass.h (pass_cse_sincos): Declare.
26800 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
26802 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
26804 PR rtl-optimization/29329
26805 * combine.c (replaced_rhs_insn): Rename to i2mod.
26806 (replaced_rhs_value): Rename to i2mod_new_rhs.
26807 (i2mod_old_rhs): New global variable.
26808 (combine_instructions): Adjust for above change. Save a copy of
26809 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
26810 note are substituted in the second instruction.
26811 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
26812 ditch the note if it pertains to the second eliminated register
26813 and this register is mentioned in i2mod_old_rhs.
26816 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
26818 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
26819 the insn to which the note was originally attached.
26821 2007-01-21 Jan Hubicka <jh@suse.cz>
26823 * ipa-inline.c (inlining_mode): Comment, move up.
26824 (cgraph_decide_inlining_incrementally): Do not perform inlining
26825 itself; fix handling of flattening of self recursive functions.
26826 (cgraph_find_cycles): Remove.
26827 (cgraph_flatten_node): Remove.
26828 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
26829 (try_inline): New function.
26830 (cgraph_early_inlining): Update call of
26831 cgraph_decide_inlining_incrementally. Apply inlining here.
26832 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
26834 2007-01-21 Dirk Mueller <dmueller@suse.de>
26837 * tree-vrp.c (check_array_bounds): do not warn
26838 about ADDR_EXPR's of ARRAY_REF's which are immediately
26839 used in binary expressions.
26841 2007-01-21 Ira Rosen <irar@il.ibm.com>
26843 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
26844 read_write_dep and macros for its access.
26845 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
26846 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
26847 argument, call vect_check_interleaving for every independent pair of
26848 data-refs. Mark loads that access the same memory location as a store
26850 (vect_check_dependences): Remove.
26851 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
26852 call, fix the call to vect_analyze_data_ref_dependence.
26853 (vect_analyze_data_ref_access): For statements that access the same
26854 data-ref, check that they are not stores; for loads, check that there
26855 is no store that access the same location.
26857 2007-01-20 Roger Sayle <roger@eyesopen.com>
26858 Joseph Myers <joseph@codesourcery.com>
26860 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
26861 (-fdump-rtl-stack): Likewise.
26862 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
26863 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
26864 (-mpt-fixed): Use @minus{} for minus sign.
26865 (Using Precompiled Headers): Fix under/overfull hbox.
26867 2007-01-20 Jan Hubicka <jh@suse.cz>
26869 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
26870 place within annotation.
26872 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26874 * pa.c (output_move_double): Change array size of xoperands to 4.
26876 2007-01-20 Jan Hubicka <jh@suse.cz>
26878 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
26881 2007-01-19 Ian Lance Taylor <iant@google.com>
26883 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
26884 constant to unsigned HOST_WIDE_INT before negating.
26886 2007-01-19 Ian Lance Taylor <iant@google.com>
26888 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
26890 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
26891 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
26892 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
26893 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
26894 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
26895 (realloc_vdef, realloc_vuse): Change second parameter to
26897 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
26898 fields to unsigned.
26899 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
26900 unsigned. Change x and lim locals to unsigned.
26901 (realloc_vdef, realloc_vuse): Change num_elem parameter to
26903 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
26904 (copy_virtual_operands): Change i and n locals to unsigned.
26906 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26908 PR middle-end/29335
26909 * builtins.c (fold_builtin_1): Handle builtin fdim.
26911 2007-01-20 Jan Hubicka <jh@suse.cz>
26913 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
26914 * tree-ssa-structalias.c (compute_points_to_sets): Do call
26915 init_alias_heapvars.
26916 (init_alias_heapvars): Initialize only when not already initialized.
26917 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
26919 2007-01-19 Roger Sayle <roger@eyesopen.com>
26921 * common.opt (fsigned-zeros): New command line option.
26922 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
26923 of flag_unsafe_math_optimizations.
26924 * opts.c (set_fast_math_flags): The -ffast-math command line option
26925 implies -fno-signed-zeros.
26926 (fast_math_flags_set_p): Likewise.
26928 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
26929 the documentation of -ffast-math appropriately. Wrap long lines.
26931 2007-01-19 Steve Ellcey <sje@cup.hp.com>
26933 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
26934 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
26936 2007-01-19 Tomas Bily <tbily@suse.cz>
26938 * cgraphunit.c (cgraph_finalize_function): Updating of pid
26940 (tree_init_ic_make_global_vars): New function
26941 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
26942 (tree_gen_ic_profiler): New function
26943 (tree_gen_ic_func_profiler): New function
26944 (tree_profiling): Added calling of tree_gen_ic_func_profiler
26945 (tree_profile_hooks): Added hook for indirec/virtual calls
26946 * value-prof.c (tree_find_values_to_profile): New case for
26948 (tree_values_to_profile): Call for determining indirect/virtual
26950 (tree_indirect_call_to_profile): New function
26951 (tree_ic_transform): New function
26952 (tree_ic): New function
26953 (find_func_by_pid): New function
26954 (init_pid_map): New function
26955 (tree_value_profile_transformations): Added check for
26956 indirect/virtual call transformation
26957 * value-prof.h (enum hist_type): New counter type for
26958 indirect/virtual calls
26959 (profile_hooks): Added new hook for profiling indirect/virtual
26961 * profile.c (instrument_values): New case for indirect/virtual
26963 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
26964 (GCOV_COUNTER_V_INDIR): New counter type
26965 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
26966 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
26968 * cgraph.c: Definition of cgraph_max_pid
26969 (cgraph_create_node): Default init of pid attribute
26970 * cgraph.h: Declaration of cgraph_max_pid
26971 (struct cgraph_node): Added pid attribute
26972 * libgcov.c (__gcov_indirect_call_profiler): New function
26973 (__gcov_one_value_profiler_body): New function
26974 (__gcov_one_value_profiler): Body was moved to
26975 __gcov_one_value_profiler_body and calls it
26977 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
26979 * doc/gty.texi (Options): Document the mark_hook option to GTY.
26980 * gengtype.c (write_types_data, write_func_for_structure,
26981 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
26982 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
26983 (walk_type, write_func_for_structure): Generate the mark_hook if
26986 2007-01-19 Jan Hubicka <jh@suse.cz>
26988 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
26989 'early' argument take inlining mode argument specifying whether to
26990 inline for size/speeed or all functions; add support for flattening;
26992 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
26994 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26997 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
26998 the name of the declared identifier.
27000 2007-01-19 Dirk Mueller <dmueller@suse.de>
27002 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
27003 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
27004 duplicate evaluation.
27006 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
27008 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
27009 Macroize expander using X87MODEF12 mode macro. Extend operand 1
27010 to XFMode, use acosxf2 and truncate result to requested mode.
27011 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
27012 (asin<mode>2): Similarly, with asin expanders.
27013 (*fscalexf4_i387): Rename from *fscalexf4.
27014 (expNcorexf3): New expander.
27015 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
27016 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
27017 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
27018 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
27019 patterns for SSE math.
27020 (exp10<mode>2): Similarly, with exp10 expanders.
27021 (exp2<mode>2): Similarly, with exp2 expanders.
27022 (expm1<mode>2): Similarly, with expm1 expanders.
27023 (ldexp<mode>3): Similarly, with ldexp expanders.
27024 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
27025 Use gen_truncxf<mode>2_i387_noop to truncate result.
27027 2007-01-19 Richard Sandiford <richard@codesourcery.com>
27029 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
27030 for ColdFire targets.
27032 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
27033 Richard Sandiford <richard@codesourcery.com>
27035 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
27036 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
27037 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
27038 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
27039 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
27040 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
27042 2007-01-19 Richard Sandiford <richard@codesourcery.com>
27044 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
27045 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
27046 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
27047 (*adddi_dilshr32_cf): New pattern.
27048 (adddi3, subdi3): Remove first alternatives.
27050 2007-01-19 Richard Sandiford <richard@codesourcery.com>
27052 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
27053 implemented using move.l, do not use its cc result for floating-point
27056 2007-01-19 Richard Sandiford <richard@codesourcery.com>
27058 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
27059 from accepting 's' constraints if flag_pic.
27061 2007-01-19 Richard Sandiford <richard@codesourcery.com>
27063 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
27064 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
27065 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
27066 condition from TARGET_68881 to TARGET_HARD_FLOAT.
27068 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
27070 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
27071 ColdFire alternatives.
27072 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
27073 * config/m68k/m68k.md (clzsi2): Define for ColdFire
27074 architectures that support ff1 instruction.
27076 2007-01-19 Richard Sandiford <richard@codesourcery.com>
27077 Julian Brown <julian@codesourcery.com>
27079 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
27080 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
27081 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
27084 2007-01-19 Richard Sandiford <richard@codesourcery.com>
27086 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
27088 (output_move_const_into_data_reg, output_move_simode_const): Delete.
27089 * config/m68k/m68k.c (const_method, const_int_cost): Take a
27090 HOST_WIDE_INT instead of an rtx.
27091 (m68k_rtx_costs): Update call accordingly.
27092 (output_move_const_into_data_reg): Likewise. Fix formatting.
27093 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
27095 (output_move_simode_const): Update calls after above changes.
27096 Rework to use automatic variables and predicates like MEM_P.
27097 * config/m68k/m68k.md (pushexthisi_const): Update call to
27100 2007-01-19 Dirk Mueller <dmueller@suse.de>
27102 * tree-ssa-alias.c (perform_var_substitution): Fix typo
27103 in dump_flags test.
27105 2007-01-19 Richard Guenther <rguenther@suse.de>
27107 * builtins.c (expand_builtin_cexpi): Fall back to expanding
27108 via cexp in case sincos is not available.
27110 2007-01-19 Richard Guenther <rguenther@suse.de>
27112 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
27113 * defaults.h (TARGET_HAS_SINCOS): Default to off.
27114 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
27115 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
27116 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
27117 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
27118 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
27119 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
27121 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
27123 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
27125 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
27126 (atan2xf3): Directly generate RTL pattern.
27127 (atan2<mode>3): Rename from atan2sf3 and atan2df3 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.
27131 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
27132 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
27133 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
27134 disable patterns for SSE math.
27136 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
27138 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
27140 2007-01-18 Roger Sayle <roger@eyesopen.com>
27142 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
27143 VIEW_CONVERT_EXPR to the same type as it's operand.
27145 2007-01-18 David Edelsohn <edelsohn@gnu.org>
27147 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
27148 configured for long double 128.
27150 2007-01-18 Mike Stump <mrs@apple.com>
27152 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
27155 2007-01-18 Michael Meissner <michael.meissner@amd.com>
27157 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
27160 2007-01-18 Jan Hubicka <jh@suse.cz>
27162 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
27163 greater than NUM_VOP_FREE_BUCKETS.
27165 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
27167 * tree-ssa-structalias.c: Update comments.
27168 (ptabitmap_obstack): Removed.
27169 (pta_obstack): New.
27170 (oldpta_obstack): Ditto.
27171 (stats): Add a few members.
27172 (struct variable_info): Remove node, complex, address_taken, and
27173 indirect_target members. Add oldsolution member.
27174 (new_var_info): Do not initialize removed members.
27175 (constraint_expr_type): Remove INCLUDES.
27176 (constraint_graph): Add size, implicit_preds, rep,
27177 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
27178 (FIRST_REF_NODE): New macro.
27179 (LAST_REF_NODE): Ditto.
27180 (FIRST_ADDR_NODE): Ditto.
27181 (find): New function.
27183 (dump_constraint): Do not handle INCLUDES.
27184 (insert_into_complex): Do not insert duplicate constraints.
27185 (condense_varmap_nodes): Renamed and rewritten into ...
27186 (merge_node_constraints): This. Also fix bug in handling of
27187 offseted copy constraints.
27188 (clear_edges_for_node): No longer need to deal with preds at all,
27189 or removing associated preds/succs.
27190 (merge_graph_nodes): Deal with indirect_cycles.
27191 Don't deal with predecessors.
27192 (add_implicit_graph_edge): New function.
27193 (add_pred_graph_edge): Ditto.
27194 (add_graph_edge): Don't deal with predecessors.
27195 (build_constraint_graph): Removed.
27196 (build_pred_graph): New function.
27197 (build_succ_graph): Ditto.
27198 (struct scc_info): Removed in_component. Added roots, dfs, and
27199 node_mapping. Remove visited_index, unification_queue.
27200 (scc_visit): Deal with union-find we do now.
27201 Deal with cycles with REF nodes.
27202 (collapse_nodes): Renamed and rewritten to ...
27203 (unify_nodes): This.
27204 (process_unification_queue): Removed.
27205 (topo_visit): Cleanup
27206 (do_da_constraint): Use find.
27207 (do_sd_constraint): Ditto.
27208 (do_ds_constraint): Ditto.
27209 (do_complex_constraint): Ditto.
27210 (init_scc_info): Update for removed and added members.
27211 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
27212 (find_indirect_cycles): This.
27213 (equivalence_class): New variable.
27214 (label_visit): New function.
27215 (perform_variable_substitution): Rewritten.
27216 (free_var_substitution_info): New function.
27217 (find_equivalent_node): Ditto.
27218 (move_complex_constraints): Ditto.
27219 (eliminate_indirect_cycles): Ditto.
27220 (solve_graph): Only propagate changed bits.
27221 Use indirect cycle elimination.
27223 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
27224 (tree_id_eq): Renamed to ...
27225 (tree_vi_eq): This. Update for member change
27226 (insert_id_for_tree): Renamed and rewritten to ...
27227 (insert_vi_for_tree): This.
27228 (lookup_id_for_tree): Renamed and rewritten to ...
27229 (lookup_vi_for_tree): This.
27230 (get_id_for_tree): Renamed and rewritten to ...
27231 (get_vi_for_tree): Ditto.
27232 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
27233 (process_constraint): Don't handle INCLUDES.
27234 Remove special ADDRESSOF case.
27235 (find_func_aliases): Rewrite to use vi functions instead of id
27237 (create_function_info_for): Ditto.
27238 (create_variable_info_for): Ditto.
27239 (intra_create_variable_infos): Ditto.
27240 (merge_smts_into): Ditto.
27241 (find_what_p_points_to): Ditto.
27242 (init_base_vars): Ditto.
27243 (init_alias_vars): Ditto.
27244 (remove_preds_and_fake_succs): New function.
27245 (dump_sa_points_to_info): Dump new stats.
27246 (dump_solution_for_var): Use find.
27247 (set_used_smts): Fix formatting.
27248 (compute_points_to_sets): Updated for new functions.
27249 (ipa_pta_execute): Ditto.
27251 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
27252 Richard Sandiford <richard@codesourcery.com>
27254 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
27256 * calls.c (expand_call): If the return value is a PARALLEL,
27257 extract its first member.
27258 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
27259 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
27260 use FUNCTION_EXTRA_EPILOGUE.
27261 (m68k_function_value): Return a PARALLEL if the return value
27262 is of a pointer type.
27263 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
27264 (FUNCTION_EXTRA_EPILOGUE): Remove.
27265 * config/m68k/m68k.md (D0_REG): New constant.
27267 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
27269 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
27270 output a NOP for empty epilogues.
27272 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27274 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
27275 before function. Extend register save check to include all
27276 registers, not just integer ones.
27278 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
27280 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
27281 (m68k_use_return_insn): ...this.
27282 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
27283 * config/m68k/m68k.c (use_return_insn): Rename to...
27284 (m68k_use_return_insn): ...this.
27285 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
27286 of USE_RETURN_INSN.
27288 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
27290 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
27291 nearest even, fix denormal rounding overflow.
27293 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27295 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
27296 f%$smove and f%$move.
27297 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
27298 (extendsfdf2_cf): Use fdmove instead of f%&move.
27299 (truncdfsf2_cf): Use fsmove instead of f%$smove.
27300 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
27302 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27304 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
27307 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27309 * real.h (real_format): Add a canonical_nan_lsbs_set field.
27310 (coldfire_single_format): Declare.
27311 (coldfire_double_format): Likewise.
27312 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
27313 of qnan_msb_set to determine the lower bits of a canonical
27315 (encode_ieee_double): Likewise.
27316 (encode_ieee_quad): Likewise.
27317 (ieee_single_format): Initialize canonical_nan_lsbs_set.
27318 (mips_single_format): Likewise.
27319 (ieee_double_format): Likewise.
27320 (mips_double_format): Likewise.
27321 (ieee_extended_motorola_format): Likewise.
27322 (ieee_extended_intel_96_format): Likewise.
27323 (ieee_extended_intel_128_format): Likewise.
27324 (ieee_extended_intel_96_round_53_format): Likewise.
27325 (ibm_extended_format): Likewise.
27326 (mips_extended_format): Likewise.
27327 (ieee_quad_format): Likewise.
27328 (mips_quad_format): Likewise.
27329 (vax_f_format): Likewise.
27330 (vax_d_format): Likewise.
27331 (vax_g_format): Likewise.
27332 (i370_single_format): Likewise.
27333 (i370_double_format): Likewise.
27334 (decimal_single_format): Likewise.
27335 (decimal_double_format): Likewise.
27336 (decimal_quad_format): Likewise.
27337 (c4x_single_format): Likewise.
27338 (c4x_extended_format): Likewise.
27339 (real_internal_format): Likewise.
27340 (coldfire_single_format): New real_format.
27341 (coldfire_double_format): Likewise.
27342 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
27343 canonical_nan_lsbs_set.
27344 (pdp11_d_format): Likewise.
27345 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
27346 if TARGET_COLDFIRE_CPU.
27348 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27350 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
27351 (output_call, m68k_legitimize_call_address): Declare.
27352 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
27353 parenthesees. Add support for a 'W' constraint.
27354 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
27355 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
27356 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
27357 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
27359 (override_options): Initialize them. Do not set flag_no_function_cse
27360 for TARGET_ID_SHARED_LIBRARY.
27361 (m68k_output_pic_call): Delete.
27362 (m68k_legitimize_call_address): New function.
27363 (print_operand): Remove the %o prefix. Handle the %p prefix.
27364 (output_call): New function.
27365 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
27366 target address from the GOT if symbolic jumps are not allowed.
27367 * config/m68k/m68k.md (call, general_operand): Do not set
27368 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
27369 Merge separate flag_pic and !flag_pic define_insns into...
27370 (*call, *call_value): ...these new patterns. Match the address
27371 rather than the containing MEM and require it to be a call_operand.
27372 Use output_call to generate the asm template.
27373 * config/m68k/predicates.md (const_call_operand): New predicate.
27374 (call_operand): Likewise.
27376 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
27378 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
27379 (STACK_GROWS_DOWNWARD): Define to 1.
27380 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
27381 comments, emphasizing that these values are only defaults.
27382 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
27383 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
27385 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27387 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
27389 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
27390 Richard Sandiford <richard@codesourcery.com>
27392 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
27393 (FP_REGNO_P): New macros.
27394 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
27395 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
27396 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
27397 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
27399 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
27401 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
27402 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
27404 * config/m68k/t-floatlib: New file, extracting common code from...
27405 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
27406 * config/m68k/t-uclinux: Here.
27407 * config/m68k/fpgnulib.c: Do not compile extendeed precision
27408 routines on ColdFire targets.
27410 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
27412 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
27413 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
27414 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
27415 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
27416 explicitly set MOTOROLA to 1.
27417 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
27419 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27420 Nathan Sidwell <nathan@codesourcery.com>
27422 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
27423 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
27424 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
27425 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
27426 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
27427 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
27428 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
27429 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
27430 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
27431 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
27432 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
27433 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
27434 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
27435 (DBX_REGISTER_NUMBER): Delete.
27436 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
27437 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
27438 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
27440 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27442 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
27443 * config/flat.h: New file.
27444 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
27445 OBJECT_FORMAT_FLAT.
27446 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
27447 indirect references for -msep-data or -mid-shared-library.
27448 Do not use PC-relative code addresses either.
27449 * config/m68k/m68k.c (override_options): Restrict -fPIC error
27451 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
27452 for shared libraries and crt1.o for executables. Use crti.o and
27454 (ENDFILE_SPEC): Use crtend.o and crtn.o.
27455 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
27456 Do not add -elf2flt or -shared-lib-id options here.
27457 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
27458 Pass -shared-lib-id if -mid-shared-library, taking the library
27459 identifier from -mshared-library-id if given, otherwise
27461 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
27462 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
27463 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
27464 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
27465 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
27466 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
27468 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
27469 jump sequence for ISA A and ISA A+.
27470 (PICJUMP): Likewise.
27472 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27474 * config.gcc (m68k-*-uclinux*): Base the port on the common
27475 and m68k GNU/Linux files rather than on the generic ELF ones.
27476 * config/m68k/uclinux.h (TARGET_VERSION): Override.
27477 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
27479 2007-01-18 Julian Brown <julian@codesourcery.com>
27480 Richard Sandiford <richard@codesourcery.com>
27482 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
27483 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
27484 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
27486 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
27487 80 unconditionally.
27488 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
27490 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27492 * doc/install.texi: Document m68k-uclinuxoldabi.
27493 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
27494 * config/m68k/uclinux-oldabi.h: New file, copied from
27495 config/m68k/uclinux.h.
27497 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
27499 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
27500 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
27501 (m32r_compute_frame_size): Use unsigned for regno.
27502 (m32r_reload_lr): Use gen_frame_mem.
27504 (m32r_output_function_epilogue): Don't output the function epilogue
27506 (m32r_expand_epilogue): New.
27507 (direct_return): Return false if the function has the interrupt
27509 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
27510 * config/m32r/m32r.md (epilogue): New expander.
27511 (return_lr, return_rte): New insns.
27512 (return): Make it expander.
27513 (return_normal): New expander.
27515 2007-01-18 Josh Conner <jconner@apple.com>
27518 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
27519 support for UNLE, UNLT, UNGE, and UNGT.
27521 2007-01-18 Jan Hubicka <jh@suse.cz>
27523 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
27524 * tree-tailcall (add_virtual_phis): Likewise.
27525 (optimize_tail_call): Return TODOs.
27526 (execute_tail_calls): Return TODOs.
27527 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
27528 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
27530 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
27531 Cleanup cfg using TODO.
27532 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
27533 * passes.c (execute_function_todo): When cleanup did something, remove
27535 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
27536 (make_edges): Don't cleanup_cfg.
27538 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
27540 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
27541 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
27542 operate on the top of stack.
27543 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
27544 register handling of instructions that output to the second
27546 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
27547 (move_for_stack_reg): Special-case check for dead destination
27548 stack slot for constant load of 1.0 inside UNSPEC_TAN.
27550 * config/i386/i386.md (UNSPEC_TAN): New constant.
27551 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
27552 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
27553 to correctly model move of constant 1.0 to top stack slot.
27554 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
27555 (unnamed peephole2 pattern): Remove corresponding peephole2
27556 pattern that optimizes tan insn and loading of constant 1.0.
27557 (tanxf2): Use fptanxf4_i387.
27558 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
27559 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
27560 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
27561 disable patterns for SSE math.
27562 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
27563 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
27565 2007-01-18 Dirk Mueller <dmueller@suse.de>
27566 Richard Guenther <rguenther@suse.de>
27569 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
27570 * common.opt (Warray-bounds): Add new warning option.
27571 * c-opts.c (c_common_handle_option): Define -Warray-bounds
27573 * Makefile.in: make tree-vrp.o depend on toplev.h
27574 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
27576 (check_array_refs, check_array_bounds, check_array_ref): New.
27578 2007-01-18 Jan Hubicka <jh@suse.cz>
27580 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
27581 (execute_ssa_ccp): Return flags conditionally.
27582 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
27584 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
27586 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
27588 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
27589 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
27591 * Makefile.c (GTFILES): Add cfglayout.h.
27592 * gengtype.c (open_base_files): Likewise.
27593 * cfglayout.c (cfg_layout_function_footer,
27594 cfg_layout_function_header) Reindent to make gengtype happy.
27595 * cfglayout.h (cfg_layout_function_footer,
27596 cfg_layout_function_header): Add GTY(()) marker.
27598 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
27600 2007-01-18 Ben Elliston <bje@au.ibm.com>
27602 * genautomata.c (write_automata): Include xstrerror output in the
27603 error message if writing the DFA description file fails.
27605 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
27607 * config/mips/mips-protos.h (mips_output_external): Make it
27609 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
27610 * config/mips/mips.c (irix_output_external_libcall): Likewise.
27611 (extern_list): Likewise.
27612 (extern_head): Likewise.
27613 (TARGET_ASM_FILE_END): Likewise.
27614 (mips_file_end): Likewise.
27615 (mips_output_external): Rewritten.
27617 2007-01-18 Ben Elliston <bje@au.ibm.com>
27619 * genpreds.c (write_insn_preds_c): Only write out the function
27620 body for regclass_for_constraint if we have register constraints.
27622 2007-01-17 Tom Tromey <tromey@redhat.com>
27624 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
27625 * doc/install.texi (Testing): Use sourceware.org.
27626 (Binaries): Likewise.
27627 (Specific): Likewise.
27628 * doc/contrib.texi (Contributors): Use sourceware.org.
27630 2007-01-17 Anatoly Sokolov <aesok@post.ru>
27632 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
27633 (AVR_ENHANCED): Rename to ...
27634 (AVR_HAVE_MUL): ... new.
27635 (avr_enhanced_p): Rename to ...
27636 (avr_have_mul_p): ... new.
27637 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
27638 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
27639 * config/avr/avr.c (avr_enhanced_p): Rename to ...
27640 (avr_have_mul_p): ... new.
27641 (base_arch_s): Rename 'enhanced' to 'have_mul'.
27642 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
27643 'avr_enhanced_p' and 'enhanced'.
27644 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
27645 AVR_HAVE_MUL instead of AVR_ENHANCED.
27646 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
27647 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
27648 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
27649 instead of AVR_ENHANCED.
27650 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
27651 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
27652 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
27654 2007-01-17 Ian Lance Taylor <iant@google.com>
27656 * vec.h (VEC_reserve_exact): Define.
27657 (vec_gc_p_reserve_exact): Declare.
27658 (vec_gc_o_reserve_exact): Declare.
27659 (vec_heap_p_reserve_exact): Declare.
27660 (vec_heap_o_reserve_exact): Declare.
27661 (VEC_OP (T,A,reserve_exact)): New static inline function, three
27663 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
27664 negative parameter.
27665 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
27666 (VEC_OP (T,A,copy)) [all versions]: Likewise.
27667 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
27668 * vec.c (calculate_allocation): Add exact parameter. Change all
27670 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
27671 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
27672 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
27673 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
27674 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
27675 (vec_heap_p_reserve_exact): New function.
27676 (vec_heap_o_reserve_exact): New function.
27678 2007-01-17 Jan Hubicka <jh@suse.cz>
27680 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
27682 2007-01-17 Eric Christopher <echristo@apple.com>
27684 * config.gcc: Support core2 processor.
27686 2007-01-16 Jan Hubicka <jh@suse.cz>
27688 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
27689 the names, just unlink the chain so we don't crash on dangling
27693 2007-01-16 Jan Hubicka <jh@suse.cz>
27695 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
27696 * tree-pass.h: Reorder to make IPA passes appear toegher.
27697 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
27699 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
27700 parameters, do not call early inliner.
27701 * ipa-inline.c: Update comments. Include tree-flow.h
27702 (cgraph_decide_inlining): Do not compute inlining parameters.
27703 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
27704 be called with function context set up.
27705 (pass_ipa_inline): Remove unreachable functions before pass.
27706 (cgraph_early_inlining): Simplify assuming to be called from the
27708 (pass_early_inline): New pass.
27709 (cgraph_gate_ipa_early_inlining): New gate.
27710 (pass_ipa_early_inline): Turn into simple wrapper.
27711 (compute_inline_parameters): New function.
27712 (gate_inline_passes): New gate.
27713 (pass_inline_parameters): New pass.
27714 (apply_inline): Move here from tree-optimize.c
27715 (pass_apply_inline): New pass.
27716 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
27718 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
27719 doing them by hand.
27720 (tree_function_versioning): Do not allocate dummy struct function.
27721 * tree-inline.h (optimize_inline_calls): Update prototype.
27722 * tree-optimize.c (execute_fixup_cfg): Export.
27723 (pass_fixup_cfg): Remove
27724 (tree_rest_of_compilation): Do not apply inlines.
27725 * tree-flow.h (execute_fixup_cfg): Declare.
27726 * Makefile.in (gt-passes.c): New.
27727 * passes.c: Include gt-passes.h
27728 (init_optimization_passes): New passes.
27729 (nnodes, order): New static vars.
27730 (do_per_function_toporder): New function.
27731 (execute_one_pass): Dump current pass here.
27732 (execute_ipa_pass_list): Don't dump current pass here.
27734 2007-01-16 Janis Johnson <janis187@us.ibm.com>
27736 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
27737 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
27739 2007-01-16 David Edelsohn <edelsohn@gnu.org>
27741 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
27742 (strong_alias): Define.
27743 (__gcc_qmul): Provide non-FMA for soft-float.
27744 (__gcc_qdiv): Same.
27749 (__gcc_qunord): New.
27759 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
27760 soft-float functions.
27761 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
27762 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
27763 about long double soft float.
27765 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
27766 Tehila Meyzels <tehila@il.ibm.com>
27768 * tree-vectorizer.h (is_pattern_stmt_p): New.
27769 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
27770 formatting (tabs instead of spaces). Cleanup and clarify setting
27771 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
27772 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
27773 (vectorizable_type_demotion): Check that types are integral.
27774 (vectorizable_type_promotion): Likewise.
27775 (vectorizable_store): Fix typo. Eliminate new-line at end of
27778 2007-01-16 Jan Hubicka <jh@suse.cz>
27780 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
27783 2007-01-15 Eric Christopher <echristo@apple.com>
27785 * ifcvt.c: Include vec.h, vecprim.h.
27786 (check_cond_move_block): New argument regs.
27787 Reorganize. Add registers used to regs.
27788 (cond_move_process_if_block): Use regs set above as
27791 2007-01-15 Eric Christopher <echristo@apple.com>
27793 * config/darwin.h: Update copyright.
27794 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
27795 (LINK_COMMAND_SPEC): Add -u.
27796 (LINK_SPEC): Fix umbrella for above.
27798 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
27800 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
27803 2007-01-15 Tom Tromey <tromey@redhat.com>
27805 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
27806 * doc/install.texi (Testing): Don't mention jacks.
27807 (Configuration): Document --enable-java-maintainer-mode. Move
27808 --with-java-home to libgcj-specific section. Document
27810 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
27812 2007-01-15 Jan Hubicka <jh@suse.cz>
27814 * tree-ssa-dce.c (DCE_TODOs): New.
27815 (propagate_necessity): Return if something changed.
27816 (eliminate_unnecessary_stmts): Likewise.
27817 (perform_tree_ssa_dce): Return TODO flags when needed.
27818 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
27820 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
27822 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
27823 (fyl2x_extend<mode>xf3_i387): New insn pattern.
27824 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
27825 patterns using X87MODEF12 mode macro. Extend operand 1
27826 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
27827 (log10<mode>2): Ditto.
27828 (log2<mode>2): Ditto.
27829 (log1p<mode>2): Ditto.
27830 (logb<mode>2): Ditto.
27831 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
27832 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
27833 (*fxtractxf3_i387): Rename from *fxtractxf3.
27834 (fxtract_extend<mode>xf3_i387): New insn pattern.
27835 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
27836 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
27837 and gen_fyl2xxf3_i387().
27839 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
27841 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
27842 * cfgloopmanip.c (fix_loop_placement): Made static. Use
27843 get_loop_exit_edges. Changed return type to bool.
27844 * cfgloop.h (fix_loop_placement): Declaration removed.
27846 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
27848 * param.h (MIN_VECT_LOOP_BOUND): New.
27849 * params.def (MIN_VECT_LOOP_BOUND): New.
27850 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
27851 argument - minimum threshold for number of iterations.
27852 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
27853 argument to declaration.
27854 * tree-vect-analyze.c (vect_analyze_operations): Check value of
27855 MIN_VECT_LOOP_BOUND.
27856 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
27857 slpeel_tree_peel_loop_to_edge with additional argument.
27858 (vect_do_peeling_for_alignment): Likewise.
27859 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
27861 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
27864 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
27865 operands of size 1.
27867 2007-01-14 Jan Hubicka <jh@suse.cz>
27869 * tree-dfa.c (remove_referenced_var): New function.
27870 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
27871 prune referenced vars list too.
27872 * tree-flow.h (remove_referenced_var): Declare.
27874 2007-01-14 Jan Hubicka <jh@suse.cz>
27876 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
27878 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
27879 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
27880 * except.h (verify_eh_throw_table_statements): Kill prototype.
27881 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
27882 into call exrepssions.
27883 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
27885 * tree-cfg.c: Include pointer-set.h.
27886 (verify_node_sharing): Work on pointer set.
27887 (verify_eh_throw_stmt_node): New.
27888 (verify_stmts): Use pointers sets, verify throw_stmt.
27890 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
27892 * ipa-reference.c (analyze_function): Consider also addresses taken
27895 2007-01-12 Roger Sayle <roger@eyesopen.com>
27897 * c-typeck.c (null_pointer_constant_p): Replace use of
27898 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
27899 (build_c_cast): Likewise.
27901 2007-01-12 Roger Sayle <roger@eyesopen.com>
27903 * tree.h (force_fit_type_double): Remove unused final argument.
27904 * c-common.c (constant_expression_warning): Replace use of
27905 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
27906 (convert_and_check): Likewise.
27907 (shorten_compare): Update call to force_fit_type_double.
27908 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
27909 * convert.c (convert_to_pointer): Update call to
27910 force_fit_type_double.
27911 * fold-const.c (force_fit_type_double): Remove overflowed_const
27913 (int_const_binop, fold_convert_const_int_from_int,
27914 fold_convert_const_int_from_real, fold_div_compare,
27915 fold_sign_changed_comparison, fold_unary, fold_negate_const,
27916 fold_abs_const, fold_not_const): Remove the final argument from
27917 calls to force_fit_type_double.
27919 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
27921 * configure.ac: Set insn to "nop" for spu-*-* also.
27922 * configure: Regenerate.
27924 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
27926 * builtins.def : Add BUILT_IN_FREE.
27928 2007-01-12 Jan Hubicka <jh@suse.cz>
27930 PR tree-optimization/30443
27931 * tree-inline.c (tree_function_versioning): Do not optimize when
27932 cloning for inlining.
27934 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
27936 * doc/loop.texi: Document recording of loop exits.
27937 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
27938 (update_single_exits_after_duplication,
27939 update_single_exit_for_duplicated_loop,
27940 update_single_exit_for_duplicated_loops): Removed.
27941 (duplicate_loop_to_header_edge): Do not call
27942 update_single_exits_after_duplication and
27943 update_single_exit_for_duplicated_loops.
27944 (loop_version): Do not update single_exit information.
27945 (fix_loop_structure): Use record_loop_exits instead of
27946 mark_single_exit_loops.
27947 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
27948 the lists of loop exits.
27949 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
27950 split_edge, merge_blocks): Update the lists of loop exits.
27951 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
27952 loop_optimizer_init.
27953 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
27954 of mark_single_exit_loops.
27955 (loop_optimizer_finalize): Call release_recorded_exits.
27956 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
27957 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
27958 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
27959 update single exit information.
27960 * lambda-code.c (perfect_nestify): Ditto.
27961 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
27962 (mark_single_exit_loops): Removed.
27963 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
27964 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
27965 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
27967 (get_loop_exit_edges, single_exit): Use recorded exit lists.
27968 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
27969 (verify_loop_structure): Verify consistency of the exit lists.
27970 (flow_loops_find): Use alloc_loop. Initialize exits hash.
27971 (set_single_exit): Removed.
27972 * cfgloop.h (struct loop_exit): New function.
27973 (struct loop): single_exit_ field replaced by exits field.
27974 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
27975 LOOPS_HAVE_RECORDED_EXITS.
27976 (struct loops): Added exits hash.
27977 (mark_single_exit_loops, set_single_exit): Declaration removed.
27978 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
27980 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27982 * doc/invoke.texi: Avoid use of @headitem.
27984 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27986 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
27988 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27990 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
27993 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
27994 Richard Sandiford <richard@codesourcery.com>
27996 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
27997 * config/m68k/m68k.opt: Resort options.
27998 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
28000 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
28001 Richard Sandiford <richard@codesourcery.com>
28003 * doc/invoke.texi: Document the macros that are defined by
28004 m68k's -mtune and -mhard-float options.
28005 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
28006 (m68k_cpp_cpu_family): Likewise.
28007 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
28008 of __ucfv*__ macros. Define __mcffpu__ if generating code for
28009 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
28010 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
28011 (m68k_cpp_cpu_family): Likewise.
28013 2007-01-12 Richard Sandiford <richard@codesourcery.com>
28015 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
28016 macros besides mc68000 as tuning macros. Use a switch statement
28017 to set them and mcpu32.
28019 2007-01-12 Julian Brown <julian@codesourcery.com>
28021 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
28022 (TARGET_68040_ONLY): Rename to...
28023 (TARGET_68040): ...this.
28024 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
28025 * config/m68k/m68k.md: Likewise.
28027 2007-01-12 Julian Brown <julian@codesourcery.com>
28028 Nathan Sidwell <nathan@codesourcery.com>
28029 Richard Sandiford <richard@codesourcery.com>
28031 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
28032 the -mcpu= argument associated with the --with-cpu setting.
28033 Define M68K_DEFAULT_TUNE to the default -mtune= option,
28034 if different from the one implied by the -mcpu setting.
28035 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
28036 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
28037 * doc/invoke.texi: Mention ColdFire in the introduction to the
28038 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
28039 -mno-div and -mhard-float options. Make -m68881 a synonym for
28040 -mhard-float. Document the previously-undocumented -m5206e,
28041 -m528x, -m5307 and -m5407 options. Tweak the existing option
28042 documentation for consistency.
28043 * doc/install.texi: Mention new --with-cpu arguments.
28044 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
28045 default CPU if neither -mcpu nor -march are specified.
28046 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
28047 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
28048 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
28049 using m68k_tune to decide between families that implement the
28050 same ISA. Use m68k_tune to set __mcfv4e__.
28051 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
28052 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
28053 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
28054 (FL_ISA_C, FL_ISA_MMU): New macros.
28055 (MASK_COLDFIRE): Delete.
28056 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
28057 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
28058 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
28059 (TARGET_HARD_FLOAT): Do not define here.
28060 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
28061 (TUNE_68000): New macro.
28062 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
28063 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
28064 (TUNE_CFV2): Redefine in terms of m68k_tune.
28065 (uarch_type, target_device, fpu_type): New enums.
28066 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
28067 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
28068 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
28069 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
28070 (FL_FOR_isa_c): New macros.
28071 (m68k_isa): New enum.
28072 (m68k_target_selection): New structure.
28073 (all_devices, all_isas, all_microarchs): New tables.
28074 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
28075 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
28076 (MASK_ALL_CPU_BITS): Delete.
28077 (m68k_find_selection): New function.
28078 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
28079 Map the legacy target options to a combination of the new ones.
28080 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
28081 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
28082 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
28084 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
28085 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
28087 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
28088 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
28089 * config/m68k/m68k-devices.def: New file.
28091 2007-01-12 Richard Sandiford <richard@codesourcery.com>
28092 Nathan Sidwell <nathan@codesourcery.com>
28094 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
28095 (SUBTARGET_EXTRA_SPECS): New macros.
28096 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
28097 use %(asm_cpu_spec) instead.
28098 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
28099 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
28100 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
28101 (EXTRA_SPECS): Rename to...
28102 (SUBTARGET_EXTRA_SPECS): ...this.
28104 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
28105 Richard Sandiford <richard@codesourcery.com>
28106 Julian Brown <julian@codesourcery.com>
28108 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
28109 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
28110 to the configuration's default CPU.
28111 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
28112 Remove default masks.
28113 (m680[012]0-*-*): Set the default with_cpu to the first part of
28115 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
28116 (m68k*-*-linux): Extend the --with-cpu handling to...
28117 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
28118 and m68010. Don't set target_cpu_default2.
28119 * doc/install.texi: Document --with-cpu for m68k.
28120 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
28121 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
28122 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
28123 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
28124 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
28125 (ASM_SPEC): Remove use of %(asm_cpu_default).
28126 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
28127 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
28128 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
28129 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
28130 __HAVE_FPU__ if TARGET_HARD_FLOAT.
28131 (TARGET_DEFAULT): Delete.
28132 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
28133 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
28134 (CPP_CPU_SPEC): Delete.
28135 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
28136 the appropriate string.
28137 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
28138 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
28139 (ASM_SPEC): Don't use %(asm_default_spec).
28140 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
28141 TARGET_DEFAULT and add MASK_68881.
28142 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
28144 2007-01-12 Richard Sandiford <richard@codesourcery.com>
28146 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
28147 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
28148 MASK_68010 alongside MASK_68020.
28149 * doc/invoke.texi: Document -m68010.
28150 * config/m68k/m68k.opt (m68010): New.
28151 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
28153 (TUNE_68010): New macro.
28154 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
28155 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
28156 (M68K_CPU_m68332): Add MASK_68010.
28157 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
28158 fallback definition.
28159 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
28161 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
28162 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
28163 to all entries that use MASK_68020.
28164 (output_move_simode_const, output_move_himode, output_move_qimode)
28165 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
28166 instead of TARGET_68020 to select clr behavior. Remove comment
28167 about there being no TARGET_68010.
28168 * config/m68k/m68k.md: Likewise throughout.
28170 2007-01-12 Julian Brown <julian@codesourcery.com>
28172 * config/m68k/m68k.h (TARGET_ISAB): New macro.
28173 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
28174 * config/m68k/m68k.md: Likewise.
28176 2007-01-12 Julian Brown <julian@codesourcery.com>
28178 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
28179 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
28181 2007-01-12 Julian Brown <julian@codesourcery.com>
28183 * config/m68k/m68k.h (TUNE_68040_60): New macro.
28184 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
28185 * config/m68k/m68k.md: Likewise.
28187 2007-01-12 Julian Brown <julian@codesourcery.com>
28188 Richard Sandiford <richard@codesourcery.com>
28190 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
28191 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
28192 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
28194 (TARGET_CPU32): Rename to...
28195 (TUNE_CPU32): ...this.
28196 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
28197 (TUNE_CFV2): New macros.
28198 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
28199 remove conditions that are implied by TARGET_68020.
28200 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
28201 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
28202 (m68k_output_function_epilogue): Likewise.
28203 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
28204 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
28205 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
28206 non-68000 timings. Refactor multiplication and division costs.
28207 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
28208 TUNE_CPU32 instead of TARGET_CPU32.
28209 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
28210 and TUNE_68060 instead of TARGET_68060.
28211 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
28212 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
28214 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
28215 && !TARGET_COLDFIRE" to choose between moveq and clr.
28216 Likewise in the unnamed movsf pattern.
28217 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
28218 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
28221 2007-01-12 Richard Sandiford <richard@codesourcery.com>
28223 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
28224 of tabbing before backslashes.
28226 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28228 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
28229 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
28230 (ASM_OUTPUT_INTERNAL_LABEL): Define.
28232 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
28234 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
28235 find_interesting_uses_cond.
28236 (find_interesting_uses_cond): Use extract_cond_operands.
28237 (rewrite_use_compare): Use extract_cond_operands and
28238 force_gimple_operand_bsi. Do not call update_stmt.
28239 (determine_use_iv_cost_condition): Use extract_cond_operands.
28240 Return cheaper of using original bound and changing the exit bound.
28242 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
28244 PR tree-optimization/29516
28245 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
28246 most_expensive_mult_to_index, addr_to_parts,
28247 create_mem_ref, maybe_fold_tmr): Make the type of
28248 fields of TARGET_MEM_REF sizetype.
28249 (move_fixed_address_to_symbol, move_pointer_to_base):
28251 * tree.def (TARGET_MEM_REF): Add comment on types of
28254 2007-01-11 Joseph Myers <joseph@codesourcery.com>
28256 * c-common.c (vector_types_convertible_p): Treat opaque types as
28257 always convertible if they have the same size, but not otherwise.
28259 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
28261 * ifcvt.c (struct noce_if_info): Add comments to the fields.
28262 Remove the b_unconditional field.
28263 (noce_try_sign_mask): Do not look at b_unconditional.
28264 (noce_process_if_block): Do not use merge_if_blocks. Update
28265 the CFG here. Do not set b_unconditional.
28266 (cond_move_process_if_block): Likewise.
28267 (find_cond_trap): Likewise.
28268 (check_cond_move_block): Require simple jump insns at the end
28269 of the basic block.
28271 2007-01-11 Jan Hubicka <jh@suse.cz>
28273 PR tree-optimization/1046
28274 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
28275 when alias info is not ready.
28276 (pass_tail_recursion): Do not require aliasing.
28277 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
28278 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
28279 * tree-ssa-copy.c (pass_copy_prop): Likewise.
28280 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
28281 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
28282 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
28283 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
28285 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
28286 When aliasing is not build, mark statement as volatile.
28288 2007-01-11 Tom Tromey <tromey@redhat.com>
28290 PR preprocessor/15185, PR preprocessor/20989:
28291 * doc/cppopts.texi <-MT>: Update description of algorithm for
28292 computing default target.
28293 <-M, -MD>: Reword "basename" text.
28295 2007-01-11 Roger Sayle <roger@eyesopen.com>
28297 * builtins.c (expand_builtin_pow, expand_builtin_powi,
28298 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
28299 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
28300 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
28301 fold_builtin_bswap, real_constp, fold_builtin_pow,
28302 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
28303 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
28304 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
28305 * convert.c (convert_to_pointer): Likewise.
28306 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
28307 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
28308 const_binop, fold_convert_const_int_from_int,
28309 fold_convert_const_int_from_real,
28310 fold_convert_const_real_from_real, sign_bit_p,
28311 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
28312 fold_sign_changed_comparison, fold_unary, fold_comparison,
28313 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
28314 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
28315 * print-tree.c (print_node_brief, print_node): Likewise.
28316 * stor-layout.c (place_field, layout_type): Likewise.
28317 * tree-chrec.c (keep_cast): Likewise.
28318 * tree.c (build_vector, build_real, build_real_from_int_cst,
28319 build_complex): Likewise.
28321 2007-01-11 Roger Sayle <roger@eyesopen.com>
28323 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
28324 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
28326 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
28328 * configure.ac (strict1_warn): Rename to strict_warn.
28329 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
28330 cc_set_by_configure, quoted_cc_set_by_configure,
28331 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
28332 all_boot_languages, all_stagestuff): Remove.
28333 (target_list): Remove bootstrap targets.
28334 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
28335 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
28336 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
28337 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
28338 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
28339 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
28340 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
28341 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
28342 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
28343 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
28344 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
28345 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
28346 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
28347 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
28348 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
28349 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
28350 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
28351 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
28352 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
28353 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
28354 (mostlyclean): Adjust.
28355 (clean, distclean): Don't mention bootstrap stuff.
28356 * configure: Regenerate.
28357 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
28358 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
28359 treelang/config-lang.in (stagestuff): Remove.
28360 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
28361 stageprofile, stagefeedback, stagestuff): Remove mention.
28363 2007-01-11 Nick Clifton <nickc@redhat.com>
28365 * config/mcore/predicates.md (mcore_general_movesrc_operand):
28367 (mcore_general_movdst_operand): Do not accept CONST_INTs.
28368 (mcore_arith_K_S_operand): Run the test for the S constraint not
28369 the test for the M constraint.
28370 (mcore_addsub_operand): Do not accept integer values that are
28371 larger than 32 bits.
28372 * config/mcore/mcore.md: Remove unused constraints from split.
28373 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
28374 (addsi3): Likewise.
28375 (allocate_stack): Likewise.
28376 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
28377 operands to 32 bits.
28378 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
28380 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
28381 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
28382 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
28383 mcore_output_bclri, mcore_output_andn, output_inline_const,
28384 mcore_output_move, mcore_output_movedouble): Likewise.
28385 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
28386 (output_inline_const): Likewise.
28387 (output_inline_const): Fix format strings used in sprintf
28389 * config/mcore/mcore-protos.h: Update prototypes for changed
28390 functions in mcore.c.
28391 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
28392 HOST_WIDE_INT and not int.
28393 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
28394 CONST_OK_FOR_N): Likewise.
28395 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
28396 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
28399 2007-01-10 Jan Hubicka <jh@suse.cz>
28401 * tree-vrp.c (remove_range_assertions): Release defs.
28402 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
28403 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
28405 2007-01-10 Paul Brook <paul@codesourcery.com>
28407 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
28408 * config/arm/arm.md (mulsi3subsi): New insn.
28410 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
28412 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
28413 (tree_transform_and_unroll_loop): New.
28414 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
28417 2007-01-10 Robert Kennedy <jimbob@google.com>
28419 * fold-const.c (fold_comparison): Fold comparisons like (x *
28420 1000 < 0) to (x < 0).
28422 2007-01-10 Ian Lance Taylor <iant@google.com>
28424 * tree-pretty-print.c (dump_generic_node): Print parentheses when
28425 operands have the same priority.
28427 2007-01-10 Tom Tromey <tromey@redhat.com>
28429 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
28430 (fold_binary): Likewise.
28431 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
28432 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
28433 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
28434 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
28435 * langhooks.h (struct lang_hooks): Removed field
28436 'can_use_bit_fields_p'.
28438 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
28440 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
28442 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
28444 * function.c (get_last_funcdef_no): New function.
28445 * function.h (get_last_funcdef_no): Declare.
28446 * tree-inline.c (initialize_cfun): Add initialization.
28447 (tree_function_versioning): Cleanup.
28449 2007-01-10 Jan Hubicka <jh@suse.cz>
28451 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
28454 2007-01-10 Sa Liu <saliu@de.ibm.com>
28455 Ben Elliston <bje@au.ibm.com>
28457 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
28458 for SAVE_NONLOCAL and Pmode for any other save level.
28459 * spu-protos.h (spu_restore_stack_block): Declare.
28460 * spu.md (save_stack_block): Remove.
28461 (restore_stack_block): Call spu_restore_stack_block.
28462 * spu.c (spu_restore_stack_block): New function.
28463 (spu_expand_epilogue): Remove old comment.
28465 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
28467 PR tree-optimization/30322
28468 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
28469 (cand_value_at): Return the value as aff_tree.
28470 (may_eliminate_iv): Convert the bound from aff_tree to tree.
28471 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
28472 aff_combination_mult): New functions.
28473 (aff_combination_add): Use aff_combination_add_cst.
28474 (aff_combination_convert): Allow conversions to a wider type.
28475 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
28476 * tree-affine.h (aff_combination_mult): Declare.
28478 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
28480 * doc/tm.texi: Update documentation to reflect reality of exec
28481 and start file search behaviours. Update copyright year.
28482 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
28483 header file directories.
28485 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
28487 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
28488 (*cosxf2): Rename to cosxf2_i387.
28489 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
28490 using X87MODEF12 mode macro. Rename patterns to
28491 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
28493 (*cosdf2, *cossf2): Ditto.
28494 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
28495 to match extended input operands.
28496 (sincos<mode>3): New expander.
28497 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
28498 insn patterns and corresponding splitters.
28500 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
28502 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
28503 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
28505 2007-01-09 Nicolas Pitre <nico@cam.org>
28508 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
28510 2007-01-08 Geoffrey Keating <geoffk@apple.com>
28512 * target.h (struct gcc_target): New field library_rtti_comdat.
28513 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
28514 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
28515 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
28516 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
28518 2007-01-08 Geoffrey Keating <geoffk@apple.com>
28520 * doc/invoke.texi (Optimize Options): Correct description of -O0.
28522 2007-01-08 Richard Guenther <rguenther@suse.de>
28524 * tree.h (force_fit_type_double): Export.
28525 (force_fit_type): Remove.
28526 * fold-const.c (force_fit_type_double): New function.
28527 (force_fit_type): Remove.
28528 (int_const_binop): Use it.
28529 (fold_convert_const_int_from_int): Likewise.
28530 (fold_convert_const_int_from_real): Likewise.
28531 (fold_div_compare): Likewise.
28532 (fold_sign_changed_comparison): Likewise.
28533 (fold_unary): Likewise.
28534 (fold_negate_const): Likewise.
28535 (fold_abs_const): Likewise.
28536 (fold_not_const): Likewise.
28537 * c-common.c (shorten_compare): Use force_fit_type_double.
28538 * convert.c (convert_to_pointer): Likewise.
28540 2007-01-08 Richard Guenther <rguenther@suse.de>
28542 * tree.h (build_int_cst_wide_type): Export.
28543 * tree.c (build_int_cst_wide_type): New function.
28544 (build_int_cst_wide): Fix comment.
28545 * builtins.c (fold_builtin_object_size): Use build_int_cst
28546 to build -1 or 0 of the correct type. Use fit_double_type
28547 to check for overflow.
28548 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
28550 (decode_field_reference): Likewise.
28551 (all_ones_mask_p): Likewise.
28552 (native_interpret_int): Use build_int_cst_wide_type.
28553 (fold_binary): Use build_int_cst_type to build an all-ones
28555 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
28557 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
28559 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
28561 2007-01-09 Ben Elliston <bje@au.ibm.com>
28563 * genautomata.c (STATS_OPTION): New option.
28564 (stats_flag): New flag.
28565 (gen_automata_option): Handle it.
28566 (initiate_automaton_gen): Ditto.
28567 (write_automata): Output statistics only if stats_flag is
28568 set. Likewise, output time statistics only if time_flag is set.
28569 * doc/md.texi (Processor pipeline description): Document new flag.
28571 2007-01-08 Richard Guenther <rguenther@suse.de>
28573 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
28574 * tree.c (build_int_cst_type): Likewise.
28575 (size_in_bytes): Don't call force_fit_type on the result.
28576 (int_fits_type_p): Use fit_double_type.
28577 * fold-const.c (fit_double_type): New function.
28578 (force_fit_type): Use it.
28579 * tree.h (fit_double_type): Export.
28581 2007-01-08 Jan Hubicka <jh@suse.cz>
28583 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
28584 * ipa.c (function_and_variable_visibility): Fix return type.
28586 2007-01-08 Richard Guenther <rguenther@suse.de>
28588 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
28589 of offset to build the index.
28590 * tree-pretty-print.c (dump_generic_node): Don't build negated
28591 const just for printing.
28592 * c-pretty-print.c (pp_c_integer_constant): Likewise.
28593 * builtins.c (fold_builtin_int_roundingfn): Check if result
28594 fits the type by using force_fit_type and comparing the result.
28595 * predict.c (predict_loops): Use compare_tree_int for comparison.
28596 * tree.c (build_int_cst): Fall back to integer_type_node for
28598 (build_int_cst_wide): Assert type is non-null.
28600 2007-01-08 Roberto Costa <roberto.costa@st.com>
28602 * tree-vrp.c (extract_range_from_cond_expr): New.
28603 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
28604 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
28606 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
28607 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
28608 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
28609 used as expressions.
28610 * tree-object-size.c (cond_expr_object_size): New.
28611 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
28613 2007-01-08 Jan Hubicka <jh@suse.cz>
28615 * tree-ssa-forwprop.c (forward_propagate_into_cond,
28616 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
28619 2007-01-08 Richard Guenther <rguenther@suse.de>
28621 PR tree-optimization/23603
28622 * tree-vrp.c (set_value_range_to_truthvalue): New function.
28623 (extract_range_from_binary): Fall back to truthvalue instead of
28624 varying for TRUTH_*_EXPR.
28625 (extract_range_from_comparison): Fall back to truthvalue instead of
28627 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
28628 if all visited PHI values were constant.
28630 2007-01-08 Jan Hubicka <jh@suse.cz>
28632 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
28633 (cgraph_analyze_function): break out from ...
28634 (cgraph_finalize_compilation_unit): ... here.
28635 (cgraph_expand_function): Remove forgoten commented out line.
28636 (cgraph_optimize): Analyze functions.
28638 2007-01-08 Jan Hubicka <jh@suse.cz>
28640 * tree-pas.h (TODO_remove_function): New flag.
28641 (TODO_update*): Renumber.
28642 (pass_ipa_increase_alignment,
28643 pass_ipa_function_and_variable_visibility): New passes.
28644 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
28645 (cgraph_function_and_variable_visibility): Move to ipa.c
28646 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
28647 cgraph_increase_alignment.
28648 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
28649 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
28650 calling tree-inline.
28651 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
28652 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
28653 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
28654 (gate_increase_alignment): New function.
28655 (pass_ipa_increase_alignment): New pass.
28656 * ipa.c: Inline tree-pass.h and timevar.h
28657 (function_and_variable_visibility): Move here from cgraphunit.c
28658 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
28659 * passes.c (init_optimization_passes): Add the two new passes.
28660 (execute_todo): Handle cgraph_remove_functions.
28662 2007-01-08 Nick Clifton <nickc@redhat.com>
28664 * config/frv/predicates.md (reg_or_0_operand): Accept
28667 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
28669 * config/bfin/rtems.h, config/bfin/t-rtems: New.
28670 * config.gcc: Add bfin*-rtems*.
28672 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
28674 * c.opt: Add -flax-vector-conversions.
28675 * c-typeck.c (convert_for_assignment): Pass flag to
28676 vector_types_convertible_p to allow emission of note.
28677 (digest_init): Likewise.
28678 * c-opts.c: Handle -flax-vector-conversions.
28679 * c-common.c (flag_lax_vector_conversions): New.
28680 (vector_types_convertible_p): Unless -flax-vector conversions
28681 has been passed, disallow conversions between vectors with
28682 differing numbers of subparts and/or element types. If such
28683 a conversion is disallowed, possibly emit a note on the first
28684 occasion only to inform the user of -flax-vector-conversions.
28685 The new last argument specifies this.
28686 * c-common.h (flag_lax_vector_conversions): New.
28687 (vector_types_convertible_p): Add extra argument.
28688 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
28689 char_type_node for V*QI type vectors.
28690 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
28691 Update to satisfy new typechecking rules.
28692 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
28693 C and C++ variants.
28694 * doc/invoke.texi (C Dialect Options): Document
28695 -flax-vector-conversions.
28697 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
28699 PR tree-optimization/29877
28700 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
28701 a register variable on the RHS to not be replaceable.
28703 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
28704 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
28705 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
28706 const_simm15, const_pow2, const_npow2): Added.
28707 * config/score/misc.md (insv, extv, extzv, movmemsi,
28708 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
28709 * config/score/score.c (score_address_cost, score_select_cc_mode):
28711 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
28712 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
28713 Update score_print_operand.
28714 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
28715 Adjust register allocate order and update some macro define.
28716 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
28717 mdx_block_move_straight, mdx_block_move_loop_head,
28718 mdx_block_move_loop_body, mdx_block_move_loop_foot,
28719 mdx_block_move_loop, mdx_block_move): Added.
28720 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
28721 mdp_limm): Updated and fix some bug and typo.
28722 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
28723 (movsf, movdf, doloop_end): Added.
28725 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
28727 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
28728 config/arm/thumb2.md: Fix comment typos.
28729 * doc/extend.texi: Fix a typo.
28731 2007-01-07 Eric Christopher <echristo@apple.com>
28733 * configure.ac: Check for __stack_chk_fail for darwin.
28734 * configure: Regenerate.
28736 2007-01-07 Richard Guenther <rguenther@suse.de>
28738 * tree-vrp.c (extract_range_from_assert): CSE calls to
28739 compare_values where possible.
28740 (extract_range_from_unary_expr): Likewise.
28742 2007-01-07 Anatoly Sokolov <aesok@post.ru>
28744 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
28745 * config/avr/avr.c (call_insn_operand): Delete function.
28746 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
28747 instead of register number. Use predicates.
28748 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
28749 call_insn_operand): Add.
28751 2007-01-06 Jan Hubicka <jh@suse.cz>
28753 * tree-pass.h (pass_build_cgraph_edges): Declare.
28754 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
28755 (visited_nodes): Remove.
28756 (cgraph_create_edges): Move to cgraphbuild.c; rename to
28757 build_cgrpah_edges; make visited_nodes local.
28758 (cgraph_process_new_functions): DO not call initialize_inline_failed.
28759 (record_references_in_initializer): Move to cgraphbuild.c
28760 (initialize_inline_failed, rebuild_cgraph_edges,
28761 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
28762 (verify_cgraph_node): Make visited_nodes local.
28763 (cgraph_analyze_function): Do not call cgraph_create_edges and
28764 initialize_inline_failed.
28765 (cgraph_expand_function): Do not call cgraph_lower_function;
28766 assert that function is already lowered.
28767 * Makefile.in (cgraphbuild.o): New.
28768 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
28769 at the end of lowering passes.
28771 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
28773 * ifcvt.c (cond_move_convert_if_block): New function, code
28774 factored out from...
28775 (cond_move_process_if_block): ...here. Call the new function
28776 on the THEN and ELSE blocks.
28777 (merge_if_block): Do not copy global_live_at_end, merge_blocks
28778 already takes care of this.
28780 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28783 * tree.h (TREE_OVERFLOW_P): New.
28784 * c-typeck.c (parser_build_unary_op): Warn only if result
28785 overflowed and operands did not.
28786 (parser_build_binary_op): Likewise.
28787 (convert_for_assignment): Remove redundant overflow_warning.
28788 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
28790 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28792 * c-typeck.c (store_init_value): Split over two lines to follow
28793 the GNU coding style.
28795 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
28797 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
28798 __GXX_EXPERIMENTAL_CXX0X__.
28799 * doc/cpp.texi: Same.
28801 2007-01-05 Richard Guenther <rguenther@suse.de>
28803 PR middle-end/27826
28804 * tree.c (get_narrower): Do not construct COMPONENT_REFs
28805 with mismatched types. Instead explicitly build a
28806 conversion NOP_EXPR.
28808 2007-01-05 Ian Lance Taylor <iant@google.com>
28810 * c-common.c (decl_with_nonnull_addr_p): New function.
28811 (c_common_truthvalue_conversion): Call it.
28812 * c-typeck.c (build_binary_op): Likewise.
28813 * c-common.h (decl_with_nonnull_addr_p): Declare.
28815 2007-01-05 Jakub Jelinek <jakub@redhat.com>
28818 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
28821 2007-01-05 Joel Brobecker <brobecker@adacore.com>
28823 * doc/install.texi (Final install): Document the fact that
28824 the GNAT runtime should not be stripped.
28826 2007-01-04 Jan Hubicka <jh@suse.cz>
28828 * tree-inline.c (fold_marked_statements): Update operand caches
28829 and EH after folding
28831 2007-01-04 Ian Lance Taylor <iant@google.com>
28833 * c-common.c (check_function_nonnull): Whitespace fix.
28835 2007-01-04 Jan Hubicka <jh@suse.cz>
28837 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
28838 comitted older version of patch.
28839 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
28840 function, celanup cfg and collect garbage.
28842 2007-01-04 Mike Stump <mrs@apple.com>
28844 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
28847 2007-01-04 Eric Christopher <echristo@apple.com>
28849 * libgcc2.c (__bswapsi2): Use SItype.
28850 (__bswapdi2): Use DItype.
28851 * libgcc2.h: Update for above.
28853 2007-01-04 Paul Brook <paul@codesourcery.com>
28855 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
28856 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
28857 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
28858 umulsidi3, umulsidi3adddi, smulsi3_highpart,
28859 umulsi3_highpart): Make conditional on !arm_arch6.
28860 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
28861 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
28862 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
28863 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
28864 umulsi3_highpart_v6): New insns.
28866 2007-01-04 Roger Sayle <roger@eyesopen.com>
28868 * fold-const.c (fold_convert): When casting an expression to void,
28869 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
28870 have a type. Instead of attempting to build a NOP_EXPR, return
28871 these "special" trees directly.
28873 2007-01-04 Joseph Myers <joseph@codesourcery.com>
28875 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
28876 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
28877 rs6000_cost->fp not 0 as adjustment for outer NEG.
28879 2007-01-04 Jan Hubicka <jh@suse.cz>
28881 * cgraph.c (cgraph_release_function_body): New function.
28882 (cgraph_remove_node): Use it.
28883 * cgraph.h (cgraph_release_function_body): Declare.
28884 * cgraphunit.c (cgraph_expand_function): Use it.
28885 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
28886 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
28887 is initialized and while compilation of other function is running.
28888 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
28889 statement CFG annotations from here to ...
28890 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
28892 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
28894 * cfgloop.h (enum li_flags): Make the constants powers of two.
28896 2007-01-04 Jan Hubicka <jh@suse.cz>
28898 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
28900 (fold_marked_statements): New function.
28901 (optimize_inline_calls, tree_function_versioning): Fold new statements.
28902 * tree-inline.h (copy_body_data): Add statements_to_fold.
28904 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
28906 * config.gcc: Mention libgcc/config.host.
28907 * Makefile.in: Update comments mentioning libgcc.
28908 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
28909 (all.cross, start.encap, rest.encap, rest.cross): Update
28910 dependencies for libgcc move.
28911 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
28912 (clean-target, clean-target-libgcc): Delete.
28913 (srcdirify, GCC_EXTRA_PARTS): New macros.
28914 (libgcc-support, libgcc.mvars): New rules.
28915 (distclean): Remove mention of mklibgcc.
28916 (install): Don't reference INSTALL_LIBGCC.
28917 (install-common): Don't reference EXTRA_PARTS.
28918 (install-libgcc, install-multilib): Delete rules.
28919 * mklibgcc.in: Delete file.
28920 * doc/configfiles.texi: Don't mention mklibgcc.
28922 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
28923 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
28924 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
28925 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
28926 (mklibgcc, ldblspecs): Likewise.
28928 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
28929 (posixpre.def): Use $(T).
28930 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
28931 (SHLIB_SRC, SHLIB_INSTALL): Delete.
28932 (SHLIB_LINK): Make dummy.
28933 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
28935 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
28937 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
28938 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
28939 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
28940 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
28942 * configure.ac (all_outputs): Remove mklibgcc.
28943 * configure: Regenerated.
28945 2007-01-03 Josh Conner <jconner@apple.com>
28947 PR middle-end/29683
28948 * calls.c (compute_argument_addresses): Set stack and stack_slot
28949 for partial args, too.
28950 (store_one_arg): Use locate.size.constant for the size when
28951 generating a save_area.
28953 2007-01-03 Robert Kennedy <jimbob@google.com>
28955 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
28956 whose definitions are deleted due to basic block merging.
28958 2007-01-03 Paul Brook <paul@codesourcery.com>
28961 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
28963 (use_return_insn): Return 0 for Thumb interrupt functions.
28964 (print_multi_reg): Add rfe argument for IRQ returns.
28965 (arm_output_epilogue): Pop interrupt return address directly into PC.
28966 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
28968 2007-01-03 Paul Brook <paul@codesourcery.com>
28970 Merge from sourcerygxx-4_1.
28971 * config/arm/thumb2.md: New file.
28972 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
28974 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
28975 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
28976 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
28977 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
28979 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
28980 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
28982 * config/arm/ieee754-sf.S: Ditto.
28983 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
28984 (thumb1_base_register_rtx_p): ... to this.
28985 (thumb_index_register_rtx_p): Rename...
28986 (thumb1_index_register_rtx_p): ... to this.
28987 (thumb_output_function_prologue): Rename...
28988 (thumb1_output_function_prologue): ... to this.
28989 (thumb_legitimate_address_p): Rename...
28990 (thumb1_legitimate_address_p): ... to this.
28991 (thumb_rtx_costs): Rename...
28992 (thumb1_rtx_costs): ... to this.
28993 (thumb_compute_save_reg_mask): Rename...
28994 (thumb1_compute_save_reg_mask): ... to this.
28995 (thumb_final_prescan_insn): Rename...
28996 (thumb1_final_prescan_insn): ... to this.
28997 (thumb_expand_epilogue): Rename...
28998 (thumb1_expand_epilogue): ... to this.
28999 (arm_unwind_emit_stm): Rename...
29000 (arm_unwind_emit_sequence): ... to this.
29001 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
29002 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
29003 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
29004 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
29005 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
29006 thumb2_output_casesi): New functions.
29007 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
29008 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
29009 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
29010 THUMB2_WORK_REGS): Define.
29011 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
29012 arm_condexec_mask, arm_condexec_masklen)): New variables.
29013 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
29014 (arm_override_options): Check new CPU capabilities.
29015 Set new architecture flag variables.
29016 (arm_isr_value): Handle v7m interrupt functions.
29017 (user_return_insn): Return 0 for v7m interrupt functions. Handle
29019 (const_ok_for_arm): Handle Thumb-2 constants.
29020 (arm_gen_constant): Ditto. Use movw when available.
29021 (arm_function_ok_for_sibcall): Return false for v7m interrupt
29023 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
29024 (thumb_find_work_register, arm_load_pic_register,
29025 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
29026 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
29027 print_multi_reg, output_mov_long_double_fpa_from_arm,
29028 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
29029 output_mov_double_fpa_from_arm, output_move_double,
29030 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
29031 output_return_instruction, arm_output_function_prologue,
29032 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
29033 arm_output_mi_thunk, thumb_set_return_address): Ditto.
29034 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
29035 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
29036 (arithmetic_instr, shift_op): Use arm_shift_nmem.
29037 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
29039 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
29040 (thumb_expand_prologue): Use thumb_set_frame_pointer.
29041 (arm_file_start): Output directive for unified syntax.
29042 (arm_unwind_emit_set): Handle stack alignment instruction.
29043 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
29044 Add v6t2, v7, v7a, v7r and v7m.
29045 (RETLDM): Add Thumb-2 code.
29046 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
29047 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
29048 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
29049 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
29050 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
29051 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
29052 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
29053 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
29054 ADJUST_INSN_LENGTH): Define.
29055 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
29056 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
29057 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
29058 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
29059 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
29060 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
29061 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
29062 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
29063 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
29064 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
29065 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
29066 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
29067 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
29068 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
29069 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
29070 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
29071 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
29073 * config/arm/arm-tune.md: Regenerate.
29074 * config/arm/arm-protos.h: Update prototypes.
29075 * config/arm/vfp.md: Enable patterns for Thumb-2.
29076 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
29077 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
29078 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
29079 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
29080 * config/arm/libunwind.S: Add Thumb-2 code.
29081 * config/arm/constraints.md: Update include Thumb-2.
29082 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
29083 * config/arm/ieee754-df.S: Ditto.
29084 * config/arm/bpabi.S: Ditto.
29085 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
29086 * config/arm/predicates.md (low_register_operand,
29087 low_reg_or_int_operand, thumb_16bit_operator): New.
29088 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
29089 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
29090 * config/arm/t-arm-elf: Add armv7 multilib.
29091 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
29093 (UNSPEC_STACK_ALIGN, ce_count): New.
29094 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
29095 arm_zero_extendsidi2, arm_zero_extendqidi2): New
29097 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
29098 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
29099 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
29100 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
29101 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
29102 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
29104 * doc/extend.texi: Document ARMv7-M interrupt functions.
29105 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
29107 2007-01-03 Jakub Jelinek <jakub@redhat.com>
29109 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
29110 (struct _Unwind_Context): Rename args_size to flags, remove
29111 signal_frame field, add a new args_size field and version field.
29112 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
29113 _Unwind_IsExtendedContext): New inline functions.
29114 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
29115 Assume by_value array is only present if _Unwind_IsExtendedContext.
29116 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
29117 _Unwind_IsSignalFrame.
29118 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
29119 (uw_update_context_1): Use _Unwind_SetSignalFrame.
29120 (uw_init_context_1): Initialize context->flags to
29121 EXTENDED_CONTEXT_BIT.
29122 * config/rs6000/linux-unwind.h (frob_update_context): Use
29123 _Unwind_SetSignalFrame.
29125 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
29127 PR middle-end/30353
29128 * gimplify.c (gimplify_modify_expr_complex_part): Move below
29129 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
29132 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
29134 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
29135 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
29136 RET, AT_SP): Remove.
29137 * config/i386/i386.md (*sse_prologue_save_insn): Use return
29140 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
29141 * cfgbuild.c (find_basic_blocks): Likewise.
29142 * cfgrtl.c (rtl_create_basic_block): Likewise.
29143 * function.c (temp_slots_at_level): Likewise.
29144 * reg-stack.c (stack_regs_mentioned): Likewise.
29145 * regclass.c (allocate_reg_info): Likewise.
29146 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
29147 set_bb_for_stmt, move_block_to_fn): Likewise.
29148 * tree-complex.c (tree_lower_complex): Likewise.
29149 * vec.h (VEC_safe_grow_cleared): New.
29151 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
29153 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
29155 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
29156 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
29158 * cfgloopmanip.c (scale_loop_frequencies): Export.
29159 (loopify): Scale the frequencies by prescribed coefficients.
29160 (set_zero_probability): New function.
29161 (duplicate_loop_to_header_edge): Improve updating of frequencies.
29162 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
29163 and frequencies according to arguments.
29164 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
29166 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
29167 * modulo-sched.c (sms_schedule): Set probabilities for entering
29168 versioned loop correctly.
29169 * tree-vect-transform.c (vect_transform_loop): Ditto.
29170 * cfgloop.h (loopify, loop_version): Declaration changed.
29171 (scale_loop_frequencies): Declared.
29173 2007-01-02 Jan Hubicka <jh@suse.cz>
29175 * cgraph.c: Include tree-flow.h
29176 (cgraph_add_new-function): Handle IPA_SSA mode; execute
29177 early_local_passes.
29178 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
29179 * tree-pass.h (pass_all_early_optimizations): Declare.
29180 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
29181 early_local_passes.
29182 (cgraph_analyze_function): Do early_local_passes.
29183 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
29184 Do not add referenced vars.
29185 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
29187 (gate_all_early_local_passes): New gate.
29188 (pass_early_local_passes): Use new gate.
29189 (execute_early_local_optimizations): New functions.
29190 (gate_all_early_optimizations): New gate.
29191 (pass_all_early_optimizations): New pass.
29192 (execute_free_datastructures): Free SSA only when initialized.
29193 (gate_init_datastructures): Init only when optimizing.
29194 (tree_lowering_passes): Do early local passes when called late.
29195 * tree-profile.c (do_tree_profiling): Don't profile functions added
29197 (do_early_tree_profiling, pass_early_tree_profile): Kill.
29198 * tree-cfg.c (update_modified_stmts): Do not update when operands are
29200 * passes.c (init_optimizations_passes): Reorder so we go into SSA
29201 during early_local_passes.
29202 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
29205 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
29207 * Makefile.in: Update copyright year.
29209 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
29211 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
29212 in $(lang_checks) and check-consistency targets.
29214 2007-01-02 Jan Hubicka <jh@suse.cz>
29216 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
29217 Do not add referenced vars.
29218 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
29220 * passes.c (init_optimization_passes): Put mudflap_2 after
29221 free_datastructures.
29223 2007-01-02 Jan Hubicka <jh@suse.cz>
29225 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
29226 Set NOTHROW flag on call statements proved to be nothrow.
29227 Update statement of local calls so new pure/const functions are
29228 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
29230 (tree_rest_of_compilation): Register hooks and initialize bitmap
29231 early. Do not set after_inlining flag.
29233 2007-01-02 Steve Ellcey <sje@cup.hp.com>
29235 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
29236 HOST_BITS_PER_LONGLONG
29238 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29241 * c-typeck.c (store_init_value): Don't emit pedantic overflow
29242 warning for non-static initializers.
29244 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
29246 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
29247 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
29248 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
29249 Always use set_unique_reg_note to add REG_EQUAL notes.
29251 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
29254 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
29256 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
29257 * cfgbuild.c (find_basic_blocks): Likewise.
29258 * cfgrtl.c (rtl_create_basic_block): Likewise.
29259 * function.c (temp_slots_at_level): Likewise.
29260 * reg-stack.c (stack_regs_mentioned): Likewise.
29261 * regclass.c (allocate_reg_info): Likewise.
29262 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
29263 set_bb_for_stmt, move_block_to_fn): Likewise.
29264 * tree-complex.c (tree_lower_complex): Likewise.
29265 * vec.h (VEC_safe_grow_cleared): New.
29267 2007-01-02 Ian Lance Taylor <iant@google.com>
29269 * c-common.c (c_common_truthvalue_conversion): When warning about
29270 using an assignment as a truth value, set TREE_NO_WARNING.
29272 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29275 * c.opt (Wold-style-declaration): New.
29276 * doc/invoke.texi (C-only Warning Options): New.
29277 (Wold-style-declaration): Document it.
29278 (Wextra): Enabled by -Wextra.
29279 * c-opts.c (c_common_post_options): Enabled by -Wextra.
29280 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
29281 -Wold-style-declaration.
29283 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
29285 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
29286 * cfgbuild.c (find_basic_blocks): Likewise.
29287 * cfgrtl.c (rtl_create_basic_block): Likewise.
29288 * function.c (temp_slots_at_level): Likewise.
29289 * reg-stack.c (stack_regs_mentioned): Likewise.
29290 * regclass.c (allocate_reg_info): Likewise.
29291 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
29292 set_bb_for_stmt, move_block_to_fn): Likewise.
29293 * tree-complex.c (tree_lower_complex): Likewise.
29294 * vec.h (VEC_safe_grow_cleared): New.
29296 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
29298 * c-common.c (c_common_nodes_and_builtins): Since variants of
29299 void_type_node get built before it is given a name, we need to
29300 give those variants the name, too.
29301 (complete_array_type): We need to work with the canonical main
29302 type of the array, from which we will build the qualified version.
29303 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
29304 * print-tree.c (print_node): Display canonical type information
29306 * stor-layout.c (layout_type): When we don't know the
29307 alignment of a type for which we're building an array, we end up
29308 guessing wrong, so make the type require structural equality.
29309 * tree.c (make_node_stat): When we build a new type, it is its
29310 own canonical type.
29311 (build_type_attribute_qual_variant): When building an attribute
29312 variant, its canonical type is the non-attribute variant. However,
29313 if the attributes are target-dependent and they differ, we need to
29314 use structural equality checks for this type.
29315 (build_qualified_type): A qualified type is not equivalent to its
29316 unqualified variant; set the canonical type appropriately.
29317 (build_distinct_type_copy): When building a distinct type from
29318 another type, the new type is its own canonical type.
29319 (build_variant_type_copy): When building a new type variant, we
29320 assume that it is equivalent to the original type.
29321 (build_pointer_type_for_mode): When building a pointer type, also
29322 build a canonical type pointer.
29323 (build_reference_type_for_mode): When building a reference type,
29324 also build a canonical type reference.
29325 (build_index_type): When we can't hash an index type (e.g.,
29326 because its maximum value is negative), the index type requires
29327 structural equality tests.
29328 (build_array_type): Build the canonical form of an array type.
29329 (build_function_type): Function types require structural equality,
29330 because they contain default arguments, attributes, etc.
29331 (build_method_type_directly): Ditto for method types.
29332 (build_offset_type): Build the canonical offset type.
29333 (build_complex_type): Build the canonical vector type.
29334 (make_vector_type): Build the canonical vector type.
29335 * tree.h (TYPE_CANONICAL): New.
29336 (TYPE_STRUCTURAL_EQUALITY_P): New.
29337 (SET_TYPE_STRUCTURAL_EQUALITY): New.
29338 (struct tree_type): Added "canonical" field.
29339 * params.h (VERIFY_CANONICAL_TYPES): New.
29340 * doc/c-tree.texi (TYPE_CANONICAL): Document.
29341 (TYPE_STRUCTURAL_EQUALITY_P): Document.
29342 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
29343 * doc/invoke.texi (verify-canonical-types): Document --param
29344 parameter for verifying canonical types.
29346 2007-01-02 Joseph Myers <joseph@codesourcery.com>
29348 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
29349 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
29350 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
29351 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
29353 * config/rs6000/e500.h: New.
29354 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
29355 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
29357 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
29358 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
29359 TARGET_E500_DOUBLE): Remove.
29360 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
29361 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
29362 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
29363 * config/rs6000/rs6000.c (rs6000_override_options): Use
29364 CHECK_E500_OPTIONS.
29366 2007-01-02 Joseph Myers <joseph@codesourcery.com>
29368 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
29369 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
29370 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
29371 rs6000_emit_cmove): Don't check TARGET_E500.
29372 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
29373 sordered): Don't check TARGET_E500.
29375 2007-01-01 Eric Christopher <echristo@apple.com>
29377 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
29378 HARD_REGISTER_NUM_P.
29380 2007-01-01 Roger Sayle <roger@eyesopen.com>
29382 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
29383 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
29384 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
29387 2007-01-01 Mike Stump <mrs@apple.com>
29389 * configure.ac: Remove support for building with Apple's gcc-3.1.
29391 2007-01-02 Joseph Myers <joseph@codesourcery.com>
29393 PR middle-end/30311
29394 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
29395 REG is a hard register. Do not modify REG before calling
29397 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
29398 multiple of the size of YMODE for certain lowpart cases.
29400 2007-01-01 Andrew Pinski <pinskia@gmail.com>
29402 PR middle-end/30253
29403 * gimplify (voidify_wrapper_expr): Update for
29404 GIMPLE_MODIFY_STMT.
29406 2007-01-01 Andreas Schwab <schwab@suse.de>
29409 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
29410 save of BR0 in extra_spill_size instead of spill_size.
29411 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
29413 (ia64_expand_epilogue): Restore BR0 from its new location.
29415 2007-01-01 Andrew Pinski <pinskia@gmail.com>
29417 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
29418 Use a temporary variable if the left hand side is not a gimple
29421 2007-01-01 Andrew Pinski <pinskia@gmail.com>
29423 * gimplify.c (gimplify_return_expr): Make the temporary variable
29424 for the return expression, a gimple register variable.
29426 2007-01-01 Jan Hubicka <jh@suse.cz>
29428 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
29431 2007-01-01 Mike Stump <mrs@apple.com>
29433 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
29435 * config/darwin.c (machopic_select_rtx_section): Use
29436 HAVE_GAS_LITERAL16.
29437 (darwin_mergeable_constant_section): Likewise.
29438 * configure: Regenerate.
29439 * config.in: Regenerate.
29441 2007-01-01 Jan Hubicka <jh@suse.cz>
29442 Andrew Pinski <pinskia@gmail.com>
29444 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
29445 before starting IPA passes.