1 2007-10-04 Geoffrey Keating <geoffk@apple.com>
3 * cgraphunit.c (cgraph_build_static_cdtor): Don't set
6 2007-10-04 Anatoly Sokolov <aesok@post.ru>
8 * config/avr/avr.c (expand_epilogue): Don't set RTX_FRAME_RELATED_P.
10 2007-10-04 Richard Guenther <rguenther@suse.de>
13 * tree-cfg.c (verify_gimple_expr): Operand one of POINTER_PLUS_EXPR
14 does not need to be of INTEGER_TYPE.
15 (verify_gimple_2): New function split out from ...
16 (verify_gimple_1): ... here. ICE if there was an error during
19 2007-10-04 Michael Matz <matz@suse.de>
21 PR rtl-optimization/33653
22 * dce.c (deletable_insn_p_1): Use volatile_refs_p().
23 * dse.c (scan_insn): Same.
25 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
27 * config.gcc: Remove USE_GAS for m68k targets.
29 2007-10-04 Richard Guenther <rguenther@suse.de>
31 PR tree-optimization/33627
32 * tree-gimple.h (canonicalize_cond_expr_cond): Declare.
33 * tree-gimple.c (canonicalize_cond_expr_cond): New function,
35 * tree-ssa-forwprop.c (combine_cond_expr_cond): ... here.
36 * tree-ssa-ifcombine.c (ifcombine_iforif): Use it.
38 2007-10-04 Anatoly Sokolov <aesok@post.ru>
40 * config/avr/avr.c (commands_in_file, commands_in_prologues,
41 commands_in_epilogues): Remove variables.
42 (avr_file_start): Remove unneded initializations of commands_in_file,
43 commands_in_prologues and commands_in_epilogues variables.
44 (avr_file_end): Remove dead code.
46 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
48 * config/m68k/m68k.c (m68k_output_movem): Use the MOTOROLA if
51 2007-10-03 Richard Sandiford <rsandifo@nildram.co.uk>
54 * config/mips/mips-protos.h (mips_split_64bit_move): Rename to...
55 (mips_split_doubleword_move): ...this.
56 * config/mips/mips.c (mips_subword): Extend to handle 64-bit words;
57 use natural endianness for multi-format FPR values.
58 (mips_split_64bit_move): Rename to...
59 (mips_split_doubleword_move): ...this and extend to 64-bit words.
60 Use move_doubleword_fpr* patterns for moves involving FPRs.
61 (mips_save_reg): Update the call to mips_split_64bit_move.
62 (mips_secondary_reload_class): Return NO_REGS for any reload of a
63 nonzero constant into an FPR if the constant can be forced to memory.
64 * config/mips/mips.md: Update the splitter calls to
65 mips_split_64bit_move.
66 (UNSPEC_LOAD_DF_LOW): Rename to...
67 (UNSPEC_LOAD_LOW): ...this.
68 (UNSPEC_LOAD_DF_HIGH): Rename to...
69 (UNSPEC_LOAD_HIGH): ...this.
70 (UNSPEC_STORE_DF_HIGH): Rename to...
71 (UNSPEC_STORE_WORD): ...this.
72 (SPLITF): New mode iterator.
73 (HALFMODE): New mode attribute.
74 (movtf): New expander.
75 (*movtf_internal): New define_insn_and_split.
76 (move_doubleword_fpr<mode>): New expander.
77 (load_df_low, load_df_high, store_df_high, mthc1, mfhc1): Replace
79 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
80 (mfhc1<mode>): ...these more general patterns.
82 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
84 * cfgrtl.c (rtl_block_ends_with_call_p): Skip notes at the end.
86 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
88 * gcse.c (hash_scan_set): Insert set in insn before note at
89 the end of basic block.
91 2007-10-03 Sebastian Pop <sebastian.pop@amd.com>
93 PR tree-optimization/33576
94 * testsuite/gcc.dg/tree-ssa/pr33576.c: New.
95 * tree-loop-linear.c (linear_transform_loops): Call remove_iv.
96 * lambda.h (lambda_loopnest_to_gcc_loopnest): New parameter.
97 (remove_iv): Declared.
98 * lambda-code.c (remove_iv): Not static.
99 (lambda_loopnest_to_gcc_loopnest): New parameter remove_ivs.
100 Don't remove ivs there, save ivs in the buffer.
102 2007-10-03 Jason Merrill <jason@redhat.com>
105 * tree-eh.c (same_handler_p): New fn.
106 (optimize_double_finally): New fn.
107 (refactor_eh_r): New fn.
108 (refactor_eh): New fn.
109 (pass_refactor_eh): New pass.
110 * tree-pass.h: Declare it.
111 * passes.c (init_optimization_passes): Add it.
113 2007-10-03 Doug Kwan <dougkwan@google.com>
114 Richard Guenther <rguenther@suse.de>
117 * dwarf2out.c (reference_to_unused): Disable sanity checking,
118 be conservative instead.
120 2007-10-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
123 * doc/invoke.texi (-fwhole-program): Document that Fortran
124 doesn't support this option.
126 2007-10-02 Richard Sandiford <rsandifo@nildram.co.uk>
129 * expr.c (expand_expr_addr_expr_1): Pass CONSTRUCTORs to
132 2007-10-02 David Daney <ddaney@avtrex.com>
134 * config/mips/mips.md (sync_compare_and_swap<mode>): Handle compare
135 against constant zero.
136 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Handle constant zero
139 2007-09-02 Kenneth Zadeck <zadeck@naturalbridge.com>
141 * ra-conflict.c: New file.
143 * reload.c (push_reload, find_dummy_reload): Change DF_RA_LIVE
144 usage to DF_LIVE usage.
145 * rtlanal.c (subreg_nregs_with_regno): New function.
146 * df-scan.c (df_def_record_1, df_uses_record): Add code to set
147 DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, and DF_REF_SUBREG flags.
148 (df_has_eh_preds): Removed.
149 (df_bb_refs_collect, df_bb_refs_collect, df_bb_refs_collect,
150 df_exit_block_uses_collect): Changed call from df_has_eh_preds to
152 * global.c (allocno, max_allocno, conflicts, allocno_row_words,
153 reg_allocno, EXECUTE_IF_SET_IN_ALLOCNO_SET): Moved to ra.h
154 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Moved to ra-conflicts.c.
155 (regs_set, record_one_conflict, record_conflicts, mark_reg_store,
156 mark_reg_clobber, mark_reg_conflicts, mark_reg_death): Deleted.
157 (global_alloc): Turn off rescanning insns after call to
158 global_conflicts and added call to set_preferences.
159 (global_conflicts): Moved to ra-alloc.c.
160 (set_preferences_1, set_preferences): New function.
161 (mirror_conflicts): Changed types for various variables.
162 (mark_elimination): Change DF_RA_LIVE
163 usage to DF_LIVE usage.
164 (build_insn_chain): Rewritten from scratch and made local.
165 (print_insn_chain, print_insn_chains): New functions.
166 (dump_conflicts): Do not print conflicts for fixed_regs.
167 (rest_of_handle_global_alloc): Turn off insn rescanning.
168 * hard-reg-set.h: Fixed comment.
169 * local-alloc.c (update_equiv_regs): Change DF_RA_LIVE
170 usage to DF_LIVE usage and delete refs to TOP sets.
171 (block_alloc): Mark regs as live if they are in the artificial
172 defs at top of block.
173 (find_stack_regs): New function.
174 (rest_of_handle_local_alloc): Changed urec problem to live
175 problem and do not turn off df rescanning.
176 * df.h (DF_UREC, DF_UREC_BB_INFO, DF_LIVE_TOP, DF_RA_LIVE_IN,
177 DF_RA_LIVE_TOP, DF_RA_LIVE_OUT, df_urec_bb_info, df_urec,
178 df_urec_add_problem, df_urec_get_bb_info, df_has_eh_preds): Removed.
179 (DF_CHAIN, DF_NOTE, DF_CHAIN): Renumbered.
180 (DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, DF_REF_SUBREG): New
181 fields in df_ref_flags. The rest have been renumbered.
182 * init-regs.c (initialize_uninitialized_regs): Enhanced debugging
184 * rtl.h (subreg_nregs_with_regno): New function.
185 * df-problems.c: (df_get_live_out, df_get_live_in,
186 df_get_live_top): Removed reference to DF_RA_LIVE.
187 (df_lr_reset, df_lr_transfer_function, df_live_free_bb_info,
188 df_live_alloc, df_live_reset, df_live_local_finalize,
189 df_live_free): Make top set only if different from in set.
190 (df_lr_top_dump, df_live_top_dump): Only print top set if
191 different from in set.
192 (df_lr_bb_local_compute): Removed unnecessary check.
193 (df_urec_problem_data, df_urec_set_bb_info, df_urec_free_bb_info,
194 df_urec_alloc, df_urec_mark_reg_change, earlyclobber_regclass,
195 df_urec_check_earlyclobber, df_urec_mark_reg_use_for_earlyclobber,
196 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
197 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
198 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
199 df_urec_top_dump, df_urec_bottom_dump, problem_UREC,
200 df_urec_add_problem): Removed.
201 (df_simulate_fixup_sets): Changed call from df_has_eh_preds to
203 * Makefile.in (ra-conflict.o, ra.h): New dependencies.
204 * basic_block.h (bb_has_abnormal_pred): New function.
205 * reload1.c (compute_use_by_pseudos): Change DF_RA_LIVE
206 usage to DF_LIVE usage.
208 2007-10-02 Revital Eres <eres@il.ibm.com>
210 * config/rs6000/predicates.md (easy_vector_constant): Return false
211 for 750CL paired vectors.
212 * config/rs6000/paired.md (movv2sf_paired): Fix move of easy
214 (vec_initv2sf): Add new description.
215 (vconcatsf): Likewise.
216 * config/rs6000/rs6000-protos.h: Declare paired_expand_vector_init.
217 * config/rs6000/rs6000.c (paired_expand_vector_init): New function.
219 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
221 * tree-ssa-sink.c (sink_code_in_bb): Don't stop sinking after
222 sinking the last stmt in a BB.
224 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
227 * tree-sra.c (struct sra_elt): Add in_bitfld_block.
228 (sra_hash_tree): Handle BIT_FIELD_REFs.
229 (sra_elt_hash): Don't hash bitfld blocks.
230 (sra_elt_eq): Skip them in parent compares as well. Handle
232 (build_element_name_1): Handle BIT_FIELD_REFs.
233 (instantiate_element): Propagate nowarn from parents. Create
234 BIT_FIELD_REF for variables that are widened by scalarization.
235 Gimple-zero-initialize all bit-field variables that are not
236 part of parameters that are going to be scalarized on entry.
237 (instantiate_missing_elements_1): Return the sra_elt.
238 (canon_type_for_field): New.
239 (try_instantiate_multiple_fields): New. Infer widest possible
240 access mode from decl or member type, but clip it at word
241 size, and only widen it if a field crosses an alignment
243 (instantiate_missing_elements): Use them.
244 (generate_one_element_ref): Handle BIT_FIELD_REFs.
245 (scalar_bitfield_p): New.
246 (sra_build_assignment): Optimize assignments from scalarizable
247 BIT_FIELD_REFs. Use BITS_BIG_ENDIAN to determine shift
250 (sra_build_bf_assignment): New. Optimize assignments to
251 scalarizable BIT_FIELD_REFs.
252 (sra_build_elt_assignment): New. Optimize BIT_FIELD_REF
253 assignments to full variables.
254 (generate_copy_inout): Use the new macros and functions.
255 (generate_element_copy): Likewise. Handle bitfld differences.
256 (generate_element_zero): Don't recurse for blocks. Use
257 sra_build_elt_assignment.
258 (generate_one_element_init): Take elt instead of var. Use
259 sra_build_elt_assignment.
260 (generate_element_init_1): Adjust.
261 (bitfield_overlap_info): New struct.
262 (bitfield_overlaps_p): New.
263 (sra_explode_bitfield_assignment): New. Adjust widened
264 variables to account for endianness.
265 (sra_sync_for_bitfield_assignment): New.
266 (scalarize_use): Re-expand assignment to/from scalarized
267 BIT_FIELD_REFs. Explode or sync needed members for
268 BIT_FIELD_REFs accesses or assignments. Use REPLDUP.
269 (scalarize_copy): Use REPLDUP.
270 (scalarize_ldst): Move assert before dereference. Adjust EH
272 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
274 2007-10-01 Paolo Bonzini <bonzini@gnu.org>
276 * simplify-rtx.c (comparison_result, simplify_relational_operation_1):
277 Rename CR_* constants to CMP_*. Fix spacing.
279 2007-10-01 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
282 * Makefile.in (build_html_dir/gccinstall): gccinstall.texi needs
283 to be processed with the special script doc/install.texi2html.
285 2007-09-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
287 * doc/invoke.texi (Wall): List the options enabled by Wall.
288 (Wstrict-aliasing): Add missing @option.
290 2007-09-30 Richard Sandiford <rsandifo@nildram.co.uk>
292 * config/mips/mips.c (mips_split_64bit_move): Use gen_rtx_REG_offset
293 rather than gen_lowpart to change a register from DImode to DFmode.
294 (mips_cannot_change_mode_class): Only allow FPRs to change mode if
295 both FROM and TO are integer modes that are no bigger than 4 bytes.
296 (mips_mode_ok_for_mov_fmt_p): New function.
297 (mips_preferred_reload_class): Use it instead of FLOAT_MODE_P.
298 (mips_secondary_reload_class): Tweak formatting and comments.
299 Use reg_class_subset_p instead of direct comparisons with
300 classes. Only allow direct FPR<->FPR moves for modes that
301 satisfy mips_mode_ok_for_mov_fmt_p. Only allow loads and stores
302 for 4- and 8-byte types. Handle reloads in which X is an FPR.
303 * config/mips/mips.md (*movdi_gp32_fp64): Remove f<-f alternative.
304 (*movdi_64bit): Likewise.
305 (*movsi_internal): Likewise.
306 (*movhi_internal): Likewise.
307 (*movqi_internal): Likewise.
309 2007-09-30 Diego Novillo <dnovillo@google.com>
312 * tree-ssa-ter.c (is_replaceable_p): Return false if STMT may
315 2007-09-30 Uros Bizjak <ubizjak@gmail.com>
317 PR tree-optimization/33597
318 * tree-vect-analyze.c (vect_build_slp_tree): Check if optab handler
319 for LSHIFT_EXPR and RSHIFT_EXPR is available for vec_mode.
321 2007-09-28 Uros Bizjak <ubizjak@gmail.com>
323 * config/i386/i386.c (ix86_expand_move): Use can_create_pseudo_p ()
324 instead of variants of (!reload_in_progress && !reload_completed).
325 (x86_expand_vector_move): Ditto.
327 2007-09-28 Ollie Wild <aaw@google.com>
330 2007-09-27 Ollie Wild <aaw@google.com>
332 * varasm.c (compare_constant): Removed call to
333 lang_hooks.expand_constant.
334 (copy_constants): Removed call to lang_hooks.expand_constant.
335 (compute_reloc_for_constant): Removed call to
336 lang_hooks.expand_constant.
337 (output_addressed_constants): Removed call to
338 lang_hooks.expand_constant.
339 (constructor_static_from_elts_p): Removed call to
340 lang_hooks.expand_constant.
341 (output_constant): Removed calls to lang_hooks.expand_constant.
342 * langhooks.h (struct lang_hooks): Removed field expand_constant.
343 * langhooks-def.h (lhd_return_tree): Removed.
344 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
345 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
346 * langhooks.c (lhd_return_tree): Removed.
348 2007-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
351 * config/spu/spu.c (spu_expand_insv): Call copy_rtx on the second
352 argument to gen_selb.
354 2007-09-28 Chao-ying Fu <fu@mips.com>
356 * libgcc-std.ver: Add fixed-point routines to GCC_4.3.0 section.
357 * doc/libgcc.texi (Fixed-point fractional library routines):
358 Fix typos for neg and cmp functions.
360 2007-09-28 Michael Matz <matz@suse.de>
362 PR rtl-optimization/33552
363 * function.c (match_asm_constraints_1): Check for overlap in
364 inputs and replace all occurences.
366 2007-09-28 Richard Sandiford <rsandifo@nildram.co.uk>
368 * config/mips/mips.c (override_options): Fix comment typo.
370 2007-09-28 Jie Zhang <jie.zhang@analog.com>
372 * config.gcc (bfin*-linux-uclibc*): Set extra_parts
373 to "crtbegin.o crtbeginS.o crtend.o crtendS.o".
374 * config/bfin/t-bfin-linux (crti.o): Don't build.
376 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
377 * config/bfin/t-bfin-uclinux (crti.o): Don't build.
379 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
381 2007-09-27 Ollie Wild <aaw@google.com>
383 * varasm.c (compare_constant): Removed call to
384 lang_hooks.expand_constant.
385 (copy_constants): Removed call to lang_hooks.expand_constant.
386 (compute_reloc_for_constant): Removed call to
387 lang_hooks.expand_constant.
388 (output_addressed_constants): Removed call to
389 lang_hooks.expand_constant.
390 (constructor_static_from_elts_p): Removed call to
391 lang_hooks.expand_constant.
392 (output_constant): Removed calls to lang_hooks.expand_constant.
393 * langhooks.h (struct lang_hooks): Removed field expand_constant.
394 * langhooks-def.h (lhd_return_tree): Removed.
395 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
396 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
397 * langhooks.c (lhd_return_tree): Removed.
399 2007-09-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
402 * expr.c (emit_group_load_1): Split constant double when destination
403 length is half source length.
405 2007-09-27 Richard Sandiford <rsandifo@nildram.co.uk>
407 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): New macro.
408 (mips_cpu_info): Add tune_flags.
409 (GENERATE_BRANCHLIKELY): Remove TARGET_SR71K check.
410 * config/mips/mips.c (mips_cpu_info_table): Add tune_flags fields.
412 (override_options): Remove deprecation code. Use branch-likely
413 instructions for optimize_size or if the tuning flags do not
414 suggest otherwise. Tweak warning.
415 (mips_matching_cpu_name_p, mips_parse_cpu): Use ARRAY_SIZE.
417 2007-09-27 Matthias Klose <doko@ubuntu.com>
419 * config/i386/t-linux64 (MULTILIB_OSDIRNAMES): Use ../lib32 as the
420 multilib osdirname if it exists.
421 * config/rs6000/t-linux64 (MULTILIB_OSDIRNAMES): Likewise.
423 2007-09-27 Ian Lance Taylor <iant@google.com>
425 PR tree-optimization/33565
426 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING on
427 assignments of comparisons.
428 * tree-ssa-sccvn.c (simplify_binary_expression): Add stmt
429 parameter. Change caller. Defer overflow warnings around call to
431 * fold-const.c (fold_undefer_overflow_warnings): Don't warn if
432 TREE_NO_WARNING is set on the statement.
433 * tree-ssa-forwprop.c
434 (tree_ssa_forward_propagate_single_use_vars): Don't test
435 TREE_NO_WARNING when calling fold_undefer_overflow_warnings.
436 * tree-cfg.c (fold_cond_expr_cond): Likewise.
438 2007-09-27 Joseph Myers <joseph@codesourcery.com>
440 * config/rs6000/rs6000.c (rs6000_legitimize_address): Do not
441 reduce offset by units of 0x10000 for SPE vector modes or modes
442 used with E500 double instructions.
444 2007-09-04 Paolo Bonzini <bonzini@gnu.org>
446 * simplify-rtx.c (comparison_result): New.
447 (simplify_const_relational_operation): Use it instead of the five
448 "equal|op[01]ltu?" variables; consequently remove redundant "else"s.
449 Improve bounds-checking optimizations; remove subsumed POPCOUNT
450 optimizations. Extract nonzero_address_p optimizations into a
451 separate "if" together with optimizations where op1 is const0_rtx.
452 Optimize comparing an IOR with zero. Simplify op0 RELOP op0 for
453 floating-point arguments too when appropriate. Hoist test for ABS
454 outside the final switch statement.
455 * cse.c (fold_rtx): Don't look for an IOR equivalent of
456 folded_arg0 if we found a constant equivalent. Remove
457 transformations done in simplify-rtx.c for "op0 RELOP op0".
459 2007-09-27 Jakub Jelinek <jakub@redhat.com>
461 * builtins.c (expand_builtin, expand_builtin_object_size,
462 expand_builtin_memory_chk, maybe_emit_chk_warning,
463 maybe_emit_sprintf_chk_warning): Use new %K format string specifier
465 * expr.c (expand_expr_real_1): Likewise.
466 * langhooks-def.h (struct diagnostic_info): Add forward decl.
467 (lhd_print_error_function): Add third argument.
468 * langhooks.h (struct diagnostic_info): Add forward decl.
469 (struct lang_hooks): Add third argument to print_error_function.
470 * diagnostic.h (diagnostic_info): Add abstract_origin field.
471 (diagnostic_last_function_changed, diagnostic_set_last_function): Add
473 (diagnostic_report_current_function): Likewise.
474 * toplev.c (announce_function): Pass NULL as second argument to
475 diagnostic_set_last_function.
476 * diagnostic.c (diagnostic_report_current_function): Add second
477 argument, pass it as third argument to lang_hooks.print_error_function.
478 (default_diagnostic_starter): Pass DIAGNOSTIC as second argument
479 to diagnostic_report_current_function.
480 (diagnostic_report_diagnostic): Initialize diagnostic->abstract_origin
481 and message.abstract_origin.
482 (verbatim): Initialize abstract_origin.
483 * pretty-print.h (text_info): Add abstract_origin field.
484 * pretty-print.c (pp_base_format): Handle %K.
485 * langhooks.c (lhd_print_error_function): Add third argument. If
486 diagnostic->abstract_origin, print virtual backtrace.
487 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
488 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Support %K.
489 (init_dynamic_diag_info): Likewise.
491 2007-09-26 David Daney <ddaney@avtrex.com>
494 * config/mips/mips.md (sync_compare_and_swap<mode>, sync_old_add<mode>,
495 sync_new_add<mode>, sync_old_<optab><mode>, sync_new_<optab><mode>,
496 sync_old_nand<mode>, sync_new_nand<mode>,
497 sync_lock_test_and_set<mode>): Fix '&' constraint modifiers.
498 Update length attributes.
499 (sync_add<mode>, sync_sub<mode>, sync_old_sub<mode>,
500 sync_new_sub<mode>, sync_<optab><mode>, sync_nand<mode>): Update
502 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP,
503 MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND,
504 MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Add
507 2007-09-26 Richard Guenther <rguenther@suse.de>
509 PR tree-optimization/33563
510 * tree-ssa-dse.c (get_use_of_stmt_lhs): Rename to ...
511 (get_kill_of_stmt_lhs): ... this. Re-structure. Handle
513 (dse_optimize_stmt): Call get_kill_of_stmt_lhs instead of
516 2007-09-26 Joseph Myers <joseph@codesourcery.com>
519 * c-common.c (complete_array_type): Diagnose too-large arrays and
520 set type to error_mark_node.
522 2007-09-26 Richard Guenther <rguenther@suse.de>
524 PR tree-optimization/30375
525 PR tree-optimization/33560
526 * tree-ssa-dse.c (get_use_of_stmt_lhs): Give up on uses
530 2006-05-22 Aldy Hernandez <aldyh@redhat.com>
532 * tree-ssa-dse.c (aggregate_vardecl_d): New.
533 (dse_global_data): Add aggregate_vardecl field.
534 (dse_possible_dead_store_p): New.
535 Add prev_defvar variable.
536 Allow immediate uses and previous immediate uses to differ
537 if they are setting different parts of the whole.
538 (get_aggregate_vardecl): New.
539 (dse_record_partial_aggregate_store): New.
540 (dse_whole_aggregate_clobbered_p): New.
541 (dse_partial_kill_p): New.
542 Call dse_maybe_record_aggregate_store().
543 When checking whether a STMT and its USE_STMT refer to the
544 same memory address, check also for partial kills that clobber
546 Move some variable definitions to the block where they are used.
547 (aggregate_vardecl_hash): New.
548 (aggregate_vardecl_eq): New.
549 (aggregate_vardecl_free): New.
550 (aggregate_whole_store_p): New.
551 (tree_ssa_dse): Initialize and free aggregate_vardecl.
552 Mark which aggregate stores we care about.
554 2007-09-25 DJ Delorie <dj@redhat.com>
557 * config/m32c/m32c.c (m32c_immd_dbl_mov): Use INTVAL instead of
560 2007-09-25 Michael Meissner <michael.meissner@amd.com>
563 * config/i386/i386.c (ix86_expand_sse5_unpack): Change to call
564 gen_sse5_pperm_sign_v4si_v2di and gen_sse5_pperm_zero_v4si_v2di
565 for vector int32 -> int64 conversions. Don't write beyond the end
566 of the allocated vector for int32 -> int64 conversions.
568 2007-09-25 Revital Eres <eres@il.ibm.com>
570 * config/rs6000/paired.h (paired_sel): New.
571 * config/rs6000/rs6000.c (bdesc_3arg): Add selv2sf4.
572 (rs6000_expand_ternop_builtin): Pass zero const_double operand
573 when expanding selv2sf.
574 * config/rs6000/rs6000.h (rs6000_builtins): Add
575 PAIRED_BUILTIN_SELV2SF4.
577 2007-09-25 Joseph Myers <joseph@codesourcery.com>
580 * c-typeck.c (default_conversion): Call require_complete_type
581 before perform_integral_promotions.
582 (build_unary_op): Call require_complete_type except for ADDR_EXPR.
583 (build_c_cast): Call require_complete_type except for casts to
585 (convert_for_assignment): Call require_complete_type.
587 2007-09-25 Revital Eres <eres@il.ibm.com>
589 * config/spu/spu.md: Fix doloop pattern.
591 2007-09-25 Bernd Schmidt <bernd.schmidt@analog.com>
593 * config/bfin/bfin.c (expand_prologue_reg_save,
594 expand_epilogue_reg_restore): Code to save and restore I/M/B/L regs and
596 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
597 ... from here. New argument ALL; callers changed.
598 (n_regs_saved_by_prologue): Count ASTAT for plain saveall functions.
599 (bfin_expand_prologue, bfin_expand_epilogue): Deal with functions that
600 have the "saveall" attribute.
602 2007-09-25 Hans-Peter Nilsson <hp@bitrange.com>
604 * config/mmix/mmix.h (FUNCTION_INCOMING_ARG_REGNO_P): Don't define
606 (INCOMING_REGNO, OUTGOING_REGNO): Define.
607 * config/mmix/mmix.c (mmix_opposite_regno): New function.
608 * config/mmix/mmix-protos.h (mmix_opposite_regno): Prototype.
610 * config/mmix/mmix.md ("*cmpcc_folded"): In condition, gate
611 with REG_P tests before REGNO access.
613 2007-09-24 DJ Delorie <dj@redhat.com>
616 * config/m32c/cond.md (stzx_reversed_<mode>): Add an output
618 (movqicc_<code>_<mode>): Likewise.
619 (movhicc_<code>_<mode>): Likewise.
621 2007-09-24 Rask Ingemann Lambertsen <rask@sygehus.dk>
624 * config/m32c/m32c.c (m32c_eh_return_data_regno): Leave an address
627 2007-09-24 Danny Smith <dannysmith@user.sourceforge.net>
630 * config/i386/i386.c (ix86_comp_type_attributes): Check
633 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
635 * config/m68k/m68k.h (ASM_OUTPUT_ALIGN_WITH_NOP): New, use
636 "move.l %a4,%a4" to produce nops.
637 * config/m68k/m68k.c (override_options): Reset align options,
638 if neccessary align macro isn't avaible.
640 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
642 config/m68k/linux.h (PREFERRED_STACK_BOUNDARY): New.
644 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
646 * config/m68k/m68k.c (strict_low_part_peephole_ok): Don't leave
648 * config/m68k/m68k.md (movsi_m68k): Allow certain constant when
650 (peephole pattern): Convert most of them to RTL peephole pattern.
652 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
654 * config/m68k/m68k.c (notice_update_cc): Recognize fp compare
655 (moved from fp compare patterns).
656 * config/m68k/m68k.md (cmp<mode>, cmp<mode>_68881, cmp<mode>_cf):
657 Cleanup predicates to relieve reload.
658 (conditional_trap): Reject conditional trap with fp condition.
659 * gcc/config/m68k/predicates.md (fp_src_operand): New, reject
660 certain constants early.
662 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
664 * gcc/final.c (final_scan_insn): Remove accidentally duplicated code.
666 2007-09-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
668 * config.gcc (powerpc*-*-*): --with-cpu=cell is a 64bit CPU.
669 Allow --with-tune=cell and --with-cpu=cell.
671 2007-09-24 David Edelsohn <edelsohn@gnu.org>
673 * config/rs6000/rs6000-protos.h (rs6000_emit_swrsqrtsf): Declare.
674 * config/rs6000/rs6000.opt (swdiv): Change option to ...
676 * config/rs6000/rs6000.c (rs6000_builtin_reciprocal): New
678 (TARGET_BUILTIN_RECIPROCAL): Use it.
679 (rs6000_builtin_expand): Expand recip, recipf, and rsqrtf.
680 (rs6000_init_builtins): Initialize recip, recipf, and rsqrtf.
681 (rs6000_emit_swrsqrtsf): New.
682 * config/rs6000/rs6000.h (rs6000_builtins): Add recip, recipf, and
684 * config/rs6000/rs6000.md (UNSPEC_RSQRT): Define.
685 (divsf3): Remove swdiv support.
688 (rsqrt_internal1): New.
689 (divdf3): Remove swdiv support.
692 2007-09-24 Jakub Jelinek <jakub@redhat.com>
695 * langhooks.h (struct lang_hooks_for_types): Add type_hash_eq
697 * langhooks-def.h (LANG_HOOKS_TYPE_HASH_EQ): Define.
698 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_TYPE_HASH_EQ.
699 * tree.c (type_hash_eq): For FUNCTION_TYPE use
700 lang_hooks.type.type_hash_eq in addition to generic tests.
702 2007-09-24 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
703 Ramana Radhakrishnan <ramana@hercules.pun.celunite.com>
705 * tree-inline.h (eni_weights): Add field target_builtin_cost to
706 reflect the cost per call to a target specific builtin.
707 * tree-inline.c (estimate_num_insns_1): If it is a CALL_EXPR for a
708 call to a target specific builtin, then use target_builtin_call_cost.
709 (init_inline_once): Initialize target_builtin_call_cost field.
711 2007-09-24 Kai Tietz <kai.tietz@onevision.com>
714 * config/i386/i386.c (return_in_memory_ms_64): Handle return types for
717 2007-09-23 H.J. Lu <hongjiu.lu@intel.com>
719 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
720 * configure: Regenerated.
722 2007-09-23 Ollie Wild <aaw@google.com>
724 * fold-const.c (fold_binary): Fold BIT_AND_EXPR's with a pointer
726 (get_pointer_modulus_and_residue): New function.
728 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
730 * config/mips/mips.c (build_mips16_call_stub): On 64-bit targets,
731 combine an SC return value into a single register.
733 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
735 * opth-gen.awk (target_flags_explicit): Declare.
736 * toplev.h (target_flags_explicit): Delete declaration.
737 * toplev.c (target_flags): Likewise.
738 * config/mips/mips.h (mips_llsc_setting, mips_llsc): Delete.
739 (GENERATE_SYNC, GENERATE_LL_SC): Redefine using target_explicit_flags.
740 Never return true for TARGET_MIPS16.
741 * config/mips/mips.c (mips_llsc): Delete.
742 (mips_handle_option): Remove -mllsc handling.
743 (mips_strip_unspec_address): Tweak comment.
744 * config/mips/mips.opt (mllsc): Use a target mask.
746 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
748 * doc/tm.texi (POINTERS_EXTEND_UNSIGNED): Document extensions to
749 word_mode as well as Pmode.
751 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
753 * function.c (assign_parm_setup_block): Explicitly convert BLKmode
754 parameters from word_mode to the subword type if such a truncation
757 2007-09-23 Jakub Jelinek <jakub@redhat.com>
759 * configure.ac (MAKEINFO): Handle makeinfo version 4.10 and above.
760 * configure: Regenerated.
762 2007-09-23 Jan Hubicka <jh@suse.cz>
764 * params.def (INLINE_CALL_COST): Set to 12.
765 * invoke.texi (inline-call-cost): Update default value.
767 2007-09-23 Eric Botcazou <ebotcazou@adacore.com>
769 * config/alpha/alpha.md (movti): Use operand_subword for the split.
771 2007-09-23 Ayal Zaks <zaks@il.ibm.com>
772 Revital Eres <eres@il.ibm.com>
774 * modulo-sched.c (doloop_register_get): Rewrite the loop which
775 checks whether the count_reg is found outside the control part.
777 2007-09-23 Jakub Jelinek <jakub@redhat.com>
779 * expr.c (expand_expr_real_1) <case CALL_EXPR>: Use get_callee_fndecl
780 instead of checking CALL_EXPR_FN directly to test for builtins.
781 If error or warning attributes are present, print
783 * c-common.c (handle_error_attribute): New function.
784 (c_common_attribute_table): Add error and warning
786 * doc/extend.texi: Document error and warning attributes.
788 * tree.h (block_nonartificial_location): New prototype.
789 * tree.c (block_nonartificial_location): New function.
790 * dwarf2out.c (gen_subprogram_die): Add DW_AT_artificial
791 if artificial attribute is present on abstract inline decl.
792 * c-common.c (handle_artificial_attribute): New function.
793 (c_common_attribute_table): Add artificial attribute.
794 * final.c (override_filename, override_linenum): New variables.
795 (final_scan_insn): For DBX_DEBUG or SDB_DEBUG, set override_filename
796 and override_linenum if inside of a block inlined from
797 __attribute__((__artificial__)) function.
798 (notice_source_line): Honor override_filename and override_linenum.
799 * doc/extend.texi: Document __attribute__((__artificial__)).
800 * config/i386/emmintrin.h: Add __artificial__ attribute to
801 all __always_inline__ functions.
802 * config/i386/mmintrin.h: Likewise.
803 * config/i386/tmmintrin.h: Likewise.
804 * config/i386/mm3dnow.h: Likewise.
805 * config/i386/pmmintrin.h: Likewise.
806 * config/i386/ammintrin.h: Likewise.
807 * config/i386/xmmintrin.h: Likewise.
808 * config/i386/smmintrin.h: Likewise.
809 * config/i386/bmmintrin.h: Likewise.
810 * config/i386/mmintrin-common.h: Likewise.
813 * expr.c (expand_constructor): New function.
814 (expand_expr_real_1) <case CONSTRUCTOR>: Call it.
815 (expand_expr_real_1) <case ARRAY_REF>: Call it if VALUE is
818 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
820 * config/mips/mips.c (dump_constants_1): Generalize to include
821 fractional and accumulator modes.
823 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
825 * config/mips/mips.h (ISA_HAS_DSP, ISA_HAS_DSPR2): New macros.
826 * config/mips/mips.c (mips_set_mips16_mode): Don't clear the DSP
828 (override_options): Check TARGET_HARD_FLOAT_ABI instead of
829 TARGET_HARD_FLOAT when testing whether -mpaired-single is
831 (mips_conditional_register_usage): Check ISA_HAS_DSP instead of
833 * config/mips/constraints.md (ka): Check ISA_HAS_DSPR2 instead of
835 * config/mips/mips.md (ANYF): Require TARGET_HARD_FLOAT for V2SF.
836 (mulv2sf3, movv2sf, movv2sf_hardfloat_64bit): Require
838 (<u>mulsidi3_32bit_internal, <u>msubsidi4, <u>maddsidi4): Check
839 ISA_HAS_DSPR2 instead of TARGET_HAS_DSPR2.
840 * config/mips/mips-dsp.md: Use ISA_HAS_DSP instead of TARGET_HAS_DSP
842 * config/mips/mips-dspr2.md: Likewise ISA_HAS_DSPR2 and
844 * config/mips/mips-fixed.md: Use ISA_HAS_DSP and ISA_HAS_DSPR2
845 instead of TARGET_HAS_DSP and TARGET_HAS_DSPR2.
846 * config/mips/mips-ps-3d.md: Add TARGET_HARD_FLOAT to V2SF patterns.
848 2007-09-22 Jason Merrill <jason@redhat.com>
851 * attribs.c (lookup_attribute_spec): Split out...
852 (decl_attributes): From here.
853 * tree.h: Declare it.
855 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
857 * doc/sourcebuild.texi: Document dg-add-options mips16_attribute.
859 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
861 * tree-inline.c (remap_type_1): Correctly chain variants.
863 2007-09-22 Richard Guenther <rguenther@suse.de>
865 PR tree-optimization/33146
866 * fold-const.c (fold_binary): Use the original tree
868 * tree.h (STRIP_SIGN_NOPS): Converting from or to pointer
871 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
874 * except.c (finish_eh_generation): Call commit_edge_insertions if
875 there are insns queued on the entry edge.
876 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns on
879 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
881 * doc/sourcebuild.texi (dg-add-c99-runtime-options): Document.
883 2007-09-19 Michael Meissner <michael.meissner@amd.com>
885 * gcc/config/i386/i386.c: Delete trailing whitespace.
886 * gcc/config/i386/i386.h: Ditto.
887 * gcc/config/i386/bmmintrin.h: Ditto.
888 * gcc/config/i386/sync.md: Ditto.
889 * gcc/config/i386/ppro.md: Ditto.
890 * gcc/config/i386/mmx.md: Ditto.
891 * gcc/config/i386/constraints.md: Ditto.
892 * gcc/config/i386/sse.md: Ditto.
893 * gcc/config/i386/athlon.md: Ditto.
894 * gcc/config/i386/i386.md: Ditto.
896 2007-09-21 Richard Guenther <rguenther@suse.de>
898 PR tree-optimization/33508
899 * tree-ssa-alias.c (mark_aliases_call_clobbered): Avoid
900 quadratic loop by keeping a bitmap of variables we have
901 to clobber all subvariables for.
902 (set_initial_properties): Likewise.
904 2007-09-21 Richard Sandiford <rsandifo@nildram.co.uk>
906 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Delete.
908 2007-09-20 Nigel Stephens <nigel@mips.com>
909 Chao-ying Fu <fu@mips.com>
911 * c-decl.c (finish_declspecs): When _Sat is used without
912 _Fract or _Accum, set the default type to cts_fract.
913 This avoids a warning of "type defaults to int".
915 2007-09-20 Joseph Myers <joseph@codesourcery.com>
917 * c-decl.c (check_bitfield_type_and_width): Don't allow _Bool
918 bit-fields wider than one bit.
920 2007-09-20 Jakub Jelinek <jakub@redhat.com>
923 * dwarf2out.c (modified_type_die): Handle TYPE_DECL with NULL
925 * dbxout.c (dbxout_type): Likewise.
929 * gimplify.c (gimplify_vla_decl): New function.
930 (gimplify_decl_expr): Move VLA decl handling to gimplify_vla_decl.
932 (gimplify_target_expr): Handle variable length TARGET_EXPRs.
934 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
936 * doc/invoke.texi (-minterlink-mips16): Document.
937 * config/mips/mips.opt (minterlink-mips16): New option.
938 * config/mips/mips.c (mips_function_ok_for_sibcall): Handle
941 2007-09-20 Joseph Myers <joseph@codesourcery.com>
943 * doc/extend.texi (Attribute Syntax): Remove old speculative
946 2007-09-20 Mark Shinwell <shinwell@codesourcery.com>
948 * combine.c: Include cgraph.h.
949 (setup_incoming_promotions): Rework to allow more aggressive
950 elimination of sign extensions when all call sites of the
951 current function are known to lie within the current unit.
953 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
955 * dse.c (find_shift_sequence): No-op rework of control flow.
957 2007-09-19 Richard Sandiford <rsandifo@nildram.co.uk>
959 * config/mips/mips.c (build_mips16_call_stub): Tidy. Fix second
960 GPR for DCmode on 64-bit targets. Remove redundant fallback.
962 2007-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
964 * cfgexpand.c (dump_stack_var_partition): Use the correct
965 index for the offset.
967 2007-09-19 Joseph Myers <joseph@codesourcery.com>
969 * config/mips/sde.h: Switch to GPLv3.
971 2007-09-19 Eric Botcazou <ebotcazou@adacore.com>
973 * tree-sra.c (decide_block_copy): Decide if there are groups.
975 2007-09-19 Roman Zippel <zippel@linux-m68k.org>
977 * config/m68k/m68k.c (output_move_himode): Remove jump table
979 config/m68k/m68k.md (lea): Likewise.
980 * config/m68k/m68k.c (print_operand_address): Use simple pc
983 2007-09-19 Bernd Schmidt <bernd.schmidt@analog.com>
985 * doc/tm.texi (IS_ASM_LOGICAL_LINE_SEPARATOR): Document new argument.
986 * final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide two-argument
988 (asm_insn_count): Pass template as second argument to it.
989 * config/avr/avr.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
990 * config/pa/pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
991 * config/stormy16/stormy16.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
992 * config/cris/cris.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
993 * config/sh/sh.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
994 (sh_insn_length_adjustment): Pass template as second argument to it.
995 * config/bfin/bfin.h (IS_ASM_LOGICAL_LINE_SEPARATOR): New macro.
997 * config/bfin/bfin.md (define_asm_attributes): New.
999 2007-09-19 Jie Zhang <jie.zhang@analog.com>
1001 * config.gcc (bfin*-linux-uclibc*): Add ./linux-sysroot-suffix.h
1003 * config/bfin/print-sysroot-suffix.sh: New.
1004 * config/bfin/t-bfin-elf (EXTRA_PARTS): Remove.
1005 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
1006 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
1007 * config/bfin/t-bfin-uclinux (EXTRA_PARTS): Remove.
1008 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
1009 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
1010 * config/bfin/t-bfin-linux (EXTRA_PARTS): Remove.
1011 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
1012 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
1013 (linux-sysroot-suffix.h): New target.
1014 * config/bfin/bfin.opt (mcsync-anomaly): Use Var instead of Mask.
1015 (mspecld-anomaly): Likewise.
1016 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Renamed from
1017 (enum bfin_cpu): ... this. Add BFIN_CPU_BF522, BFIN_CPU_BF525,
1018 BFIN_CPU_BF527, BFIN_CPU_BF538, BFIN_CPU_BF539, BFIN_CPU_BF542,
1019 BFIN_CPU_BF544, BFIN_CPU_BF548, and BFIN_CPU_BF549.
1020 (bfin_si_revision): Declare.
1021 (bfin_workarounds): Declare.
1022 (WA_SPECULATIVE_LOADS): Define.
1023 (ENABLE_WA_SPECULATIVE_LOADS): Define.
1024 (WA_SPECULATIVE_SYNCS): Define.
1025 (ENABLE_WA_SPECULATIVE_SYNCS): Define.
1026 * config/bfin/elf.h (STARTFILE_SPEC): Rename crt532.o to basiccrt.o.
1027 (LIB_SPEC): Add %s to the linker scripts.
1028 Use proper linker script for bf522, bf525, bf527,
1029 bf538, bf539, bf542, bf544, bf548, and bf549.
1030 * config/bfin/bfin.c (bfin_si_revision): Define.
1031 (bfin_workarounds): Define.
1032 (struct bfin_cpu): New.
1034 (bfin_handle_option): Handle silicon revision part of -mcpu option.
1035 (override_options): Set bfin_workarounds.
1036 (length_for_loop): Replace TARGET_CSYNC_ANOMALY with
1037 ENABLE_WA_SPECULATIVE_SYNCS, TARGET_SPECLD_ANOMALY with
1038 ENABLE_WA_SPECULATIVE_LOADS.
1039 (bfin_reorg): Likewise.
1040 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
1041 macros for bf522, bf525, bf527, bf538, bf539,
1042 bf542, bf544, bf548, and bf549.
1043 Define __SILICON_REVISION__ and __WORKAROUND_* macros if needed.
1044 Don't define __ID_SHARED_LIB__ when -msep-data.
1045 (TARGET_DEFAULT): Define as 0.
1046 (DRIVER_SELF_SPECS): Add -mcpu=bf532 if no -mcpu option.
1047 * doc/invoke.texi (Blackfin Options): Document silicon
1048 revision part of -mcpu option and it now accepts bf522, bf525,
1049 bf527, bf538, bf539, bf542, bf544, bf548, and bf549.
1051 2007-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1053 * alias.c (memory_modified_1): Deconstify.
1054 (memory_modified_in_insn_p): Don't use const_note_stores.
1055 * rtl.h (const_note_stores): Delete.
1056 * rtlanal.c (const_note_stores): Likewise.
1058 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
1060 * dse.c (find_shift_sequence): Temporarily revert to forbidding
1063 2007-09-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
1067 * config/fr30/fr30.md (addsi3): Check REG_P() before calling REGNO().
1068 (addsi_small_int): Likewise.
1069 (addsi_big_int): Use rtx_equal_p() instead of REGNO() comparison.
1070 (one_cmplsi2): Likewise.
1072 (enter_func): Expand insn using hard_frame_pointer_rtx and
1075 * config/fr30/fr30.c (fr30_expand_prologue): Check for
1076 hard_frame_pointer_rtx instead of using REGNO() check.
1077 Properly sign extend GEN_INT() argument.
1079 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
1081 * config/m68k/m68k.c (override_options): Remove USE_GAS,
1083 (output_dbcc_and_branch, output_scc_di): Replace all jbcc
1084 alternatives with just jcc.
1085 * config/m68k/m68k.md (addsi_lshrsi_31, beq0_di, bne0_di,
1086 bge0_di, blt0_di, bgtu, bltu, bgeu, bleu, bgtu_rev,
1087 bltu_rev, bgeu_rev, bleu_rev, jump, dbne_hi, dbne_si,
1088 dbge_hi, dbge_si): Likewise.
1090 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
1092 * config/m68k/m68k.md (beq, bne, bgt, blt, bge, ble, bordered,
1093 bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, beq_rev,
1094 bne_rev, bgt_rev, blt_rev, bge_rev, ble_rev, bordered_rev,
1095 bunordered_rev, buneq_rev, bunge_rev, bungt_rev, bunle_rev,
1096 bunlt_rev, bltgt_rev): Replace all fbcc with fjcc.
1098 2007-09-18 Maxim Kuvyrkov <maxim@codesourcery.com>
1100 * config/m68k/m68k-devices.def (51qe): New device.
1101 * config/m68k/m68k.c (FL_FOR_isa_c): Remove division unit. Add it
1102 to all uses of FL_FOR_isa_c for compatibility.
1103 (all_microarchs): Add cfv1 microarchitecture.
1104 (m68k_handle_option): Handle m51qe option.
1105 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Handle 51QE.
1106 (TUNE_CFV1): New macro.
1107 (enum uarch_type): Add ucfv1.
1108 * doc/invoke.texi: Document 51qe device and cfv1 microarchitecture.
1110 2007-09-18 Richard Guenther <rguenther@suse.de>
1112 PR tree-optimization/31863
1113 * tree-ssa-structalias.c (create_variable_info_for): Always
1114 free the fieldstack.
1116 2007-09-18 Dorit Nuzman <dorit@il.ibm.com>
1118 * opts.c (decode_options): Enable vectorization under -O3.
1120 2007-09-18 Richard Guenther <rguenther@suse.de>
1122 PR tree-optimization/33340
1123 * tree-ssa-sccvn.c (set_ssa_val_to): Do not set values to
1124 SSA_NAMEs that occur in abnormal PHI nodes.
1126 2007-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1128 * tree-cfg.c (is_ctrl_altering_stmt, tree_block_ends_with_call_p):
1129 Don't use const_get_call_expr_in.
1130 * tree-gimple.c (const_get_call_expr_in): Delete.
1131 * tree-gimple.h (const_get_call_expr_in): Likewise.
1133 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
1135 * df-scan.c (df_notes_rescan): Do nothing if the instruction does
1136 not yet have a basic block.
1137 * dse.c (find_shift_sequence): Don't set DF_NO_INSN_RESCAN.
1139 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
1141 * config/mips/mips.c (mips_file_start): Add ".previous" directives
1142 to both ".section"s.
1144 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
1146 * config/mips/mips.c (mips_output_mi_thunk): Use
1147 mips_function_ok_for_sibcall and const_call_insn_operand
1148 to determine if a direct sibcall is allowed. Use
1149 mips_classify_symbol to determine a global pointer is needed.
1151 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
1153 * config/mips/mips.md (*clear_upper32): Use "W" as the memory operand.
1155 2007-09-17 Chao-ying Fu <fu@mips.com>
1156 Nigel Stephens <nigel@mips.com>
1158 * config/fixed-bit.h: New file.
1159 * config/fixed-bit.c: New file.
1160 * doc/libgcc.texi (Fixed-point fractional library routines): New node.
1162 2007-09-18 Jakub Jelinek <jakub@redhat.com>
1164 * c-format.h (format_kind_info): Add alloc_char field.
1165 * c-format.c (scanf_flag_specs): Add 'm'.
1166 (scanf_flag_pairs): Add 'a', 'm' pair.
1167 (scan_char_table): Allow 'm' modifier for c, s, [, C and S.
1168 (format_types_orig): Add alloc_char fields.
1169 (check_format_info_main): Rename aflag to alloc_flag.
1170 Handle fki->alloc_char. modifier after width and before length
1171 modifiers. Move FMT_FLAG_SCANF_A_KLUDGE handling before
1172 length modifiers as well.
1173 * config/sol2-c.c (solaris_format_types): Add alloc_char field.
1176 * builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
1177 returned by build_call_expr.
1179 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
1181 * tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
1182 NULL for variable-sized records too.
1183 (sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
1185 2007-09-17 Tom Tromey <tromey@redhat.com>
1187 * c-decl.c (pushdecl): Don't set DECL_LANG_SPECIFIC.
1188 (c_builtin_function): Likewise.
1189 (grokdeclarator): Likewise.
1191 2007-09-17 Zdenek Dvorak <ook@ucw.cz>
1193 PR rtl-optimization/26449
1194 * loop-invariant.c (move_invariant_reg): Do not use force_operand.
1195 (seq_insns_valid_p): Removed.
1197 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
1199 * tree-nomudflap.c (gate_mudflap): New static function.
1200 (pass_mudflap_1): Use it as gate function.
1201 (pass_mudflap_2): Likewise.
1203 2007-09-17 Jan Hubicka <jh@suse.cz>
1207 * loop-invariant.c (move_invariant_reg): Unshare sequence.
1209 2007-09-17 Victor Kaplansky <victork@il.ibm.com>
1211 PR tree-optimization/33319
1212 * tree-vect-analyze.c (vect_same_range_drs): New.
1213 (vect_vfa_range_equal): New.
1214 (vect_is_duplicate_ddr): Removed.
1215 (vect_mark_for_runtime_alias_test): Do not perform marking when
1216 optimizing for size or max_param for alias checking is zero.
1217 Move the function before vect_analyze_data_ref_dependence.
1218 (vect_analyze_data_ref_dependence): Add call to
1219 vect_mark_for_runtime_alias_test in two cases when dependence
1221 (vect_analyze_data_ref_dependences): Do not call to
1222 vect_mark_for_runtime_alias_test.
1223 (vect_prune_runtime_alias_test_list): New.
1224 (vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
1225 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
1226 Update vec_outside_cost.
1227 (vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
1228 (vect_create_cond_for_alias_checks): Build the base address of data
1229 reference from DR_GROUP_FIRST_DR.
1230 (vect_loop_versioning): New.
1231 (vect_transform_loop): Add a call to vect_loop_versioning.
1232 Remove factored out code.
1234 2007-09-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1237 * expr.c (store_expr): Call adjust_address to change mode of dest_mem
1240 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
1242 * dse.c (find_shift_sequence): Allow word as well as subword shifts.
1243 Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
1244 Fix the call to insn_rtx_cost. Skip access sizes that require a
1245 real truncation of the store register. Use convert_move instead
1246 of gen_lowpart when narrowing the result.
1247 (replace_read): Use convert_move instead of gen_lowpart when
1248 narrowing the store rhs.
1250 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
1252 * config/mips/mips.md (SHORT): Fix long line.
1253 (SUBDI): New mode iterator. Extend the shift-and-truncate insns
1254 to QImode and HImode.
1256 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
1258 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
1260 2007-09-15 Zdenek Dvorak <ook@ucw.cz>
1262 * tree-parloops.c: New file.
1263 * tree-ssa-operands.h (free_stmt_operands): Declare.
1264 * tree-ssa-loop-manip.c (split_loop_exit_edge): Return the new basic
1266 * tree-pass.h (pass_parallelize_loops): Declare.
1267 * omp-low.c (expand_omp_parallel, expand_omp_for): Update SSA form for
1269 (build_omp_regions_1): Allow analysing just a single OMP region and
1271 ( build_omp_regions_root, omp_expand_local): New functions.
1272 (build_omp_regions): Add argument to build_omp_regions_1 call.
1273 * builtins.def (DEF_GOMP_BUILTIN): Initialize OMP builtins when
1274 autoparallelization is run.
1275 * timevar.def (TV_TREE_PARALLELIZE_LOOPS): New.
1276 * tree-ssa-loop.c (gate_tree_parallelize_loops, tree_parallelize_loops,
1277 pass_parallelize_loops): New.
1278 * common.opt (ftree-parallelize-loops): New.
1279 * tree-flow.h (omp_expand_local, tree_duplicate_sese_tail,
1280 parallelize_loops): Declare.
1281 (add_phi_args_after_copy, split_loop_exit_edge): Declaration changed.
1282 * Makefile.in (tree-parloops.o): Added.
1283 * tree-cfg.c (add_phi_args_after_copy_edge, tree_duplicate_sese_tail):
1285 (add_phi_args_after_copy_bb): Use add_phi_args_after_copy_edge.
1286 (add_phi_args_after_copy): Call add_phi_args_after_copy_edge for
1287 one extra edge as well.
1288 (tree_duplicate_sese_region): Add argument to add_phi_args_after_copy.
1289 Use VEC_free to free doms vector.
1290 (move_block_to_fn): Update loop info. Remove phi nodes for virtual
1291 operands. Recompute operand caches in the new function.
1292 (move_sese_region_to_fn): Update loop info.
1293 * passes.c (init_optimization_passes): Add pass_parallelize_loops.
1294 * tree-ssa-operands.c (free_stmt_operands): New function.
1296 * doc/passes.texi: Document autoparallelization.
1297 * doc/invoke.texi (-ftree-parallelize-loops): New option.
1299 2007-09-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1302 * pa.c (function_value): Use GET_MODE_BITSIZE instead of
1305 2007-09-15 Dorit Nuzman <dorit@il.ibm.com>
1307 * tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
1308 the VEC is not NULL.
1309 (vectorizable_type_demotion, vectorizable_type_promotion): Check that
1310 get_vectype_for_scalar_type succeeded.
1311 (vectorizable_conversion): Likewise.
1313 2007-09-14 Jan Hubicka <jh@suse.cz>
1315 * config/i386/i386.md (*floatdi<mode>2_i387): Guard against
1318 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
1321 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary
1322 register when operands[2] equals operands[1].
1323 (remainderxf3): Ditto.
1325 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
1326 Nigel Stephens <nigel@mips.com>
1328 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
1329 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
1330 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to
1332 (_Unwind_ForcedUnwind): Likewise.
1333 (_Unwind_Resume): Likewise.
1334 (_Unwind_Resume_or_Rethrow): Likewise.
1335 (_Unwind_Backtrace): Likewise.
1336 (_Unwind_SjLj_RaiseException): Likewise.
1337 (_Unwind_SjLj_ForcedUnwind): Likewise.
1338 (_Unwind_SjLj_Resume): Likewise.
1339 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
1340 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
1342 (_Unwind_ForcedUnwind): Likewise.
1343 (_Unwind_Resume): Likewise.
1344 (_Unwind_Resume_or_Rethrow): Likewise.
1345 (_Unwind_Backtrace): Likewise.
1346 * unwind-compat.c (_Unwind_Backtrace): Likewise.
1347 (_Unwind_ForcedUnwind): Likewise.
1348 (_Unwind_RaiseException): Likewise.
1349 (_Unwind_Resume): Likewise.
1350 (_Unwind_Resume_or_Rethrow): Likewise.
1352 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
1353 nomips16 mode when IN_LIBGCC2 with hard float.
1355 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
1357 * config/mips/sdemtk.opt: Update to GPLv3.
1358 * config/mips/sdemtk.h: Likewise.
1360 2007-09-14 Nigel Stephens <nigel@mips.com>
1362 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
1363 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
1364 for mipsisa32-*-linux*.
1366 2007-09-14 Nigel Stephens <nigel@mips.com>
1367 David Ung <davidu@mips.com>
1368 Thiemo Seufer <ths@mips.com>
1369 Richard Sandiford <richard@codesourcery.com>
1371 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
1372 * configure.ac: Add a mipssde threading type.
1373 * configure: Regenerate.
1374 * config/mips/sdemtk.h: New file.
1375 * config/mips/t-sdemtk: Likewise.
1376 * config/mips/sdemtk.opt: Likewise.
1377 * gthr-mipssde.h: Likewise.
1378 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
1379 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
1380 (MIPS_ICACHE_SYNC): New macro, split from ...
1381 * config/mips/mips.md (clear_cache): ...here.
1382 * config/mips/mips.c (mips_save_reg_p): Check
1383 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
1384 (build_mips16_function_stub): Use targetm.strip_name_encoding.
1385 (build_mips16_call_stub): Likewise.
1387 2007-09-14 Richard Sandiford <richard@codesourcery.com>
1389 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
1391 2007-09-14 Jakub Jelinek <jakub@redhat.com>
1394 * config/ia64/ia64.c (find_gr_spill): Don't decrement
1395 current_frame_info.n_local_regs. Don't return emitted local
1397 (ia64_compute_frame_size): Improve unwind hack to put
1398 RP, PFS, FP in that order by allowing some of the registers
1399 been already emitted, as long as they are emitted to the
1402 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1404 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
1405 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
1406 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
1408 2007-09-13 Eric Christopher <echristo@apple.com>
1409 Kenneth Zadeck <zadeck@naturalbridge.com>
1411 * dse.c (find_shift_sequence): New function.
1412 (replace_read): Add case to remove read if it requires shift.
1413 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
1415 2007-09-13 Tom Tromey <tromey@redhat.com>
1417 * c-common.c (fname_as_string): Update.
1418 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
1419 (c_lex_one_token): Update. Add 'parser' argument.
1420 (c_parser_simple_asm_expr): Update.
1421 (c_parser_attributes): Update.
1422 (c_parser_asm_statement): Update.
1423 (c_parser_asm_operands): Update.
1424 (c_parser_peek_token): Update.
1425 (c_parser_peek_2nd_token): Update.
1426 * c-lex.c (c_lex_string_translate): Remove.
1427 (c_lex_return_raw_strings): Likewise.
1428 (c_lex_with_flags): Added 'lex_flags' argument.
1429 (lex_string): Added 'translate' argument.
1430 * c-pragma.h (c_lex_with_flags): Update.
1431 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
1432 (C_LEX_STRING_NO_TRANSLATE): New define.
1433 (C_LEX_RAW_STRINGS): Likewise.
1435 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
1438 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
1439 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
1440 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
1441 (bfin_init_builtins): Initialize __builtin_bfin_ones,
1442 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
1443 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
1444 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
1445 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
1446 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
1447 (bdesc_1arg): Add __builtin_bfin_ones.
1448 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
1449 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
1450 and __builtin_bfin_csqu_fr16.
1451 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
1452 (ones): New define_insn.
1453 (ssaddhi3_parts): New define_insn.
1454 (sssubhi3_parts): New define_insn.
1455 (flag_mulhi_parts): New define_insn.
1457 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
1459 * common.opt (femit-class-debug-always): Turn off by default.
1461 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
1463 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
1464 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
1466 2007-09-13 James E. Wilson <wilson@specifix.com>
1468 PR tree-optimization/33389
1469 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
1470 then set build_loads before returning.
1472 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
1473 David Ung <davidu@mips.com>
1475 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
1476 {d}addiu and a negative immediate such that it works with MIPS16
1479 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
1482 * configure.ac (ld_vers): Support Linux linker.
1483 * configure: Regenerated.
1485 2007-09-13 Richard Sandiford <richard@codesourcery.com>
1486 Sandra Loosemore <sandra@codesourcery.com>
1488 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
1489 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
1490 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
1491 nomips16 into decl attributes.
1492 (TARGET_INSERT_ATTRIBUTES): Override.
1493 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
1494 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
1495 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
1496 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
1497 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
1498 (mips_use_mips16_mode_p): Reimplement as a function that takes
1499 a decl and considers only decl attributes. If the decl is nested
1500 function, use its parent attributes.
1501 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
1502 instead of SYMBOL_REF_MIPS16_FUNC_P.
1503 (mips_set_mips16_mode): Move call to sorry here from old
1504 mips_use_mips16_mode_p.
1505 (mflip_mips16_entry): New structure.
1506 (mflip_mips16_htab): New variable.
1507 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
1508 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
1509 (mips_merge_decl_attributes): New function.
1510 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
1511 Use mips_use_mips16_mode_p.
1512 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
1513 SYMBOL_REF_MIPS16_FUNC_P.
1514 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
1516 2007-09-13 Richard Sandiford <richard@codesourcery.com>
1518 * c-parser.c (c_parser_struct_declaration): Check for a null return.
1520 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1523 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
1525 2007-09-12 Michael Meissner <michael.meissner@amd.com>
1526 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1527 Tony Linthicum <tony.linthicum@amd.com>
1529 * tree.h (function_args_iterator): New type to iterate over
1531 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
1532 function arguments providing a pointer to the argument.
1533 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
1534 function arguments providing the argument.
1535 (function_args_iter_init): Inline function to initialize
1536 function_args_iterator.
1537 (function_args_iter_cond_ptr): Inline function to return the next
1538 pointer to hold the argument.
1539 (function_args_iter_cond): Inline function to return the next
1541 (function_args_iter_cond_next): Advance the function args
1543 (stdarg_p): New function, return true if variable argument
1545 (prototype_p): New function, return true if function is
1547 (function_args_count): New function, count the number of arguments
1550 * tree.c (stdarg_p): New function, return true if variable
1552 (prototype_p): New function, return true if function is
1555 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
1556 (TARGET_ROUND): New macro for the round/ptest instructions which
1557 are shared between SSE4.1 and SSE5.
1558 (OPTION_MASK_ISA_ROUND): Ditto.
1559 (OPTION_ISA_ROUND): Ditto.
1560 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
1561 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
1563 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
1564 (-mfused-madd): New switch to give users control over whether the
1565 compiler optimizes to use the multiply/add SSE5 instructions.
1567 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
1568 m_ATHLON_K8_AMDFAM10, and change all uses.
1569 (enum pta_flags): Add PTA_SSE5.
1570 (ix86_handle_option): Turn off 3dnow if -msse5.
1571 (override_options): Add SSE5 support.
1572 (print_operand): %Y prints comparison codes for SSE5 com/pcom
1574 (ix86_expand_sse_movcc): Add SSE5 support.
1575 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
1576 vector type to the next largest size.
1577 (ix86_expand_sse5_pack): New function to use pperm to pack a
1578 vector type to the next smallest size.
1579 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
1580 (IX86_BUILTIN_FMADDSD): Ditto.
1581 (IX86_BUILTIN_FMADDPS): Ditto.
1582 (IX86_BUILTIN_FMADDPD): Ditto.
1583 (IX86_BUILTIN_FMSUBSS): Ditto.
1584 (IX86_BUILTIN_FMSUBSD): Ditto.
1585 (IX86_BUILTIN_FMSUBPS): Ditto.
1586 (IX86_BUILTIN_FMSUBPD): Ditto.
1587 (IX86_BUILTIN_FNMADDSS): Ditto.
1588 (IX86_BUILTIN_FNMADDSD): Ditto.
1589 (IX86_BUILTIN_FNMADDPS): Ditto.
1590 (IX86_BUILTIN_FNMADDPD): Ditto.
1591 (IX86_BUILTIN_FNMSUBSS): Ditto.
1592 (IX86_BUILTIN_FNMSUBSD): Ditto.
1593 (IX86_BUILTIN_FNMSUBPS): Ditto.
1594 (IX86_BUILTIN_FNMSUBPD): Ditto.
1595 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
1596 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
1597 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
1598 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
1599 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
1600 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
1601 (IX86_BUILTIN_PPERM): Ditto.
1602 (IX86_BUILTIN_PERMPS): Ditto.
1603 (IX86_BUILTIN_PERMPD): Ditto.
1604 (IX86_BUILTIN_PMACSSWW): Ditto.
1605 (IX86_BUILTIN_PMACSWW): Ditto.
1606 (IX86_BUILTIN_PMACSSWD): Ditto.
1607 (IX86_BUILTIN_PMACSWD): Ditto.
1608 (IX86_BUILTIN_PMACSSDD): Ditto.
1609 (IX86_BUILTIN_PMACSDD): Ditto.
1610 (IX86_BUILTIN_PMACSSDQL): Ditto.
1611 (IX86_BUILTIN_PMACSSDQH): Ditto.
1612 (IX86_BUILTIN_PMACSDQL): Ditto.
1613 (IX86_BUILTIN_PMACSDQH): Ditto.
1614 (IX86_BUILTIN_PMADCSSWD): Ditto.
1615 (IX86_BUILTIN_PMADCSWD): Ditto.
1616 (IX86_BUILTIN_PHADDBW): Ditto.
1617 (IX86_BUILTIN_PHADDBD): Ditto.
1618 (IX86_BUILTIN_PHADDBQ): Ditto.
1619 (IX86_BUILTIN_PHADDWD): Ditto.
1620 (IX86_BUILTIN_PHADDWQ): Ditto.
1621 (IX86_BUILTIN_PHADDDQ): Ditto.
1622 (IX86_BUILTIN_PHADDUBW): Ditto.
1623 (IX86_BUILTIN_PHADDUBD): Ditto.
1624 (IX86_BUILTIN_PHADDUBQ): Ditto.
1625 (IX86_BUILTIN_PHADDUWD): Ditto.
1626 (IX86_BUILTIN_PHADDUWQ): Ditto.
1627 (IX86_BUILTIN_PHADDUDQ): Ditto.
1628 (IX86_BUILTIN_PHSUBBW): Ditto.
1629 (IX86_BUILTIN_PHSUBWD): Ditto.
1630 (IX86_BUILTIN_PHSUBDQ): Ditto.
1631 (IX86_BUILTIN_PROTB): Ditto.
1632 (IX86_BUILTIN_PROTW): Ditto.
1633 (IX86_BUILTIN_PROTD): Ditto.
1634 (IX86_BUILTIN_PROTQ): Ditto.
1635 (IX86_BUILTIN_PROTB_IMM): Ditto.
1636 (IX86_BUILTIN_PROTW_IMM): Ditto.
1637 (IX86_BUILTIN_PROTD_IMM): Ditto.
1638 (IX86_BUILTIN_PROTQ_IMM): Ditto.
1639 (IX86_BUILTIN_PSHLB): Ditto.
1640 (IX86_BUILTIN_PSHLW): Ditto.
1641 (IX86_BUILTIN_PSHLD): Ditto.
1642 (IX86_BUILTIN_PSHLQ): Ditto.
1643 (IX86_BUILTIN_PSHAB): Ditto.
1644 (IX86_BUILTIN_PSHAW): Ditto.
1645 (IX86_BUILTIN_PSHAD): Ditto.
1646 (IX86_BUILTIN_PSHAQ): Ditto.
1647 (IX86_BUILTIN_FRCZSS): Ditto.
1648 (IX86_BUILTIN_FRCZSD): Ditto.
1649 (IX86_BUILTIN_FRCZPS): Ditto.
1650 (IX86_BUILTIN_FRCZPD): Ditto.
1651 (IX86_BUILTIN_CVTPH2PS): Ditto.
1652 (IX86_BUILTIN_CVTPS2PH): Ditto.
1653 (IX86_BUILTIN_COMEQSS): Ditto.
1654 (IX86_BUILTIN_COMNESS): Ditto.
1655 (IX86_BUILTIN_COMLTSS): Ditto.
1656 (IX86_BUILTIN_COMLESS): Ditto.
1657 (IX86_BUILTIN_COMGTSS): Ditto.
1658 (IX86_BUILTIN_COMGESS): Ditto.
1659 (IX86_BUILTIN_COMUEQSS): Ditto.
1660 (IX86_BUILTIN_COMUNESS): Ditto.
1661 (IX86_BUILTIN_COMULTSS): Ditto.
1662 (IX86_BUILTIN_COMULESS): Ditto.
1663 (IX86_BUILTIN_COMUGTSS): Ditto.
1664 (IX86_BUILTIN_COMUGESS): Ditto.
1665 (IX86_BUILTIN_COMORDSS): Ditto.
1666 (IX86_BUILTIN_COMUNORDSS): Ditto.
1667 (IX86_BUILTIN_COMFALSESS): Ditto.
1668 (IX86_BUILTIN_COMTRUESS): Ditto.
1669 (IX86_BUILTIN_COMEQSD): Ditto.
1670 (IX86_BUILTIN_COMNESD): Ditto.
1671 (IX86_BUILTIN_COMLTSD): Ditto.
1672 (IX86_BUILTIN_COMLESD): Ditto.
1673 (IX86_BUILTIN_COMGTSD): Ditto.
1674 (IX86_BUILTIN_COMGESD): Ditto.
1675 (IX86_BUILTIN_COMUEQSD): Ditto.
1676 (IX86_BUILTIN_COMUNESD): Ditto.
1677 (IX86_BUILTIN_COMULTSD): Ditto.
1678 (IX86_BUILTIN_COMULESD): Ditto.
1679 (IX86_BUILTIN_COMUGTSD): Ditto.
1680 (IX86_BUILTIN_COMUGESD): Ditto.
1681 (IX86_BUILTIN_COMORDSD): Ditto.
1682 (IX86_BUILTIN_COMUNORDSD): Ditto.
1683 (IX86_BUILTIN_COMFALSESD): Ditto.
1684 (IX86_BUILTIN_COMTRUESD): Ditto.
1685 (IX86_BUILTIN_COMEQPS): Ditto.
1686 (IX86_BUILTIN_COMNEPS): Ditto.
1687 (IX86_BUILTIN_COMLTPS): Ditto.
1688 (IX86_BUILTIN_COMLEPS): Ditto.
1689 (IX86_BUILTIN_COMGTPS): Ditto.
1690 (IX86_BUILTIN_COMGEPS): Ditto.
1691 (IX86_BUILTIN_COMUEQPS): Ditto.
1692 (IX86_BUILTIN_COMUNEPS): Ditto.
1693 (IX86_BUILTIN_COMULTPS): Ditto.
1694 (IX86_BUILTIN_COMULEPS): Ditto.
1695 (IX86_BUILTIN_COMUGTPS): Ditto.
1696 (IX86_BUILTIN_COMUGEPS): Ditto.
1697 (IX86_BUILTIN_COMORDPS): Ditto.
1698 (IX86_BUILTIN_COMUNORDPS): Ditto.
1699 (IX86_BUILTIN_COMFALSEPS): Ditto.
1700 (IX86_BUILTIN_COMTRUEPS): Ditto.
1701 (IX86_BUILTIN_COMEQPD): Ditto.
1702 (IX86_BUILTIN_COMNEPD): Ditto.
1703 (IX86_BUILTIN_COMLTPD): Ditto.
1704 (IX86_BUILTIN_COMLEPD): Ditto.
1705 (IX86_BUILTIN_COMGTPD): Ditto.
1706 (IX86_BUILTIN_COMGEPD): Ditto.
1707 (IX86_BUILTIN_COMUEQPD): Ditto.
1708 (IX86_BUILTIN_COMUNEPD): Ditto.
1709 (IX86_BUILTIN_COMULTPD): Ditto.
1710 (IX86_BUILTIN_COMULEPD): Ditto.
1711 (IX86_BUILTIN_COMUGTPD): Ditto.
1712 (IX86_BUILTIN_COMUGEPD): Ditto.
1713 (IX86_BUILTIN_COMORDPD): Ditto.
1714 (IX86_BUILTIN_COMUNORDPD): Ditto.
1715 (IX86_BUILTIN_COMFALSEPD): Ditto.
1716 (IX86_BUILTIN_COMTRUEPD): Ditto.
1717 (IX86_BUILTIN_PCOMEQUB): Ditto.
1718 (IX86_BUILTIN_PCOMNEUB): Ditto.
1719 (IX86_BUILTIN_PCOMLTUB): Ditto.
1720 (IX86_BUILTIN_PCOMLEUB): Ditto.
1721 (IX86_BUILTIN_PCOMGTUB): Ditto.
1722 (IX86_BUILTIN_PCOMGEUB): Ditto.
1723 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
1724 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
1725 (IX86_BUILTIN_PCOMEQUW): Ditto.
1726 (IX86_BUILTIN_PCOMNEUW): Ditto.
1727 (IX86_BUILTIN_PCOMLTUW): Ditto.
1728 (IX86_BUILTIN_PCOMLEUW): Ditto.
1729 (IX86_BUILTIN_PCOMGTUW): Ditto.
1730 (IX86_BUILTIN_PCOMGEUW): Ditto.
1731 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
1732 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
1733 (IX86_BUILTIN_PCOMEQUD): Ditto.
1734 (IX86_BUILTIN_PCOMNEUD): Ditto.
1735 (IX86_BUILTIN_PCOMLTUD): Ditto.
1736 (IX86_BUILTIN_PCOMLEUD): Ditto.
1737 (IX86_BUILTIN_PCOMGTUD): Ditto.
1738 (IX86_BUILTIN_PCOMGEUD): Ditto.
1739 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
1740 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
1741 (IX86_BUILTIN_PCOMEQUQ): Ditto.
1742 (IX86_BUILTIN_PCOMNEUQ): Ditto.
1743 (IX86_BUILTIN_PCOMLTUQ): Ditto.
1744 (IX86_BUILTIN_PCOMLEUQ): Ditto.
1745 (IX86_BUILTIN_PCOMGTUQ): Ditto.
1746 (IX86_BUILTIN_PCOMGEUQ): Ditto.
1747 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
1748 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
1749 (IX86_BUILTIN_PCOMEQB): Ditto.
1750 (IX86_BUILTIN_PCOMNEB): Ditto.
1751 (IX86_BUILTIN_PCOMLTB): Ditto.
1752 (IX86_BUILTIN_PCOMLEB): Ditto.
1753 (IX86_BUILTIN_PCOMGTB): Ditto.
1754 (IX86_BUILTIN_PCOMGEB): Ditto.
1755 (IX86_BUILTIN_PCOMFALSEB): Ditto.
1756 (IX86_BUILTIN_PCOMTRUEB): Ditto.
1757 (IX86_BUILTIN_PCOMEQW): Ditto.
1758 (IX86_BUILTIN_PCOMNEW): Ditto.
1759 (IX86_BUILTIN_PCOMLTW): Ditto.
1760 (IX86_BUILTIN_PCOMLEW): Ditto.
1761 (IX86_BUILTIN_PCOMGTW): Ditto.
1762 (IX86_BUILTIN_PCOMGEW): Ditto.
1763 (IX86_BUILTIN_PCOMFALSEW): Ditto.
1764 (IX86_BUILTIN_PCOMTRUEW): Ditto.
1765 (IX86_BUILTIN_PCOMEQD): Ditto.
1766 (IX86_BUILTIN_PCOMNED): Ditto.
1767 (IX86_BUILTIN_PCOMLTD): Ditto.
1768 (IX86_BUILTIN_PCOMLED): Ditto.
1769 (IX86_BUILTIN_PCOMGTD): Ditto.
1770 (IX86_BUILTIN_PCOMGED): Ditto.
1771 (IX86_BUILTIN_PCOMFALSED): Ditto.
1772 (IX86_BUILTIN_PCOMTRUED): Ditto.
1773 (IX86_BUILTIN_PCOMEQQ): Ditto.
1774 (IX86_BUILTIN_PCOMNEQ): Ditto.
1775 (IX86_BUILTIN_PCOMLTQ): Ditto.
1776 (IX86_BUILTIN_PCOMLEQ): Ditto.
1777 (IX86_BUILTIN_PCOMGTQ): Ditto.
1778 (IX86_BUILTIN_PCOMGEQ): Ditto.
1779 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
1780 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
1781 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
1782 OPTION_MASK_ISA_ROUND for instructions that are shared between
1784 (bdesc_2arg): Ditto.
1785 (bdesc_sse_3arg): Ditto.
1786 (enum multi_arg_type): New enum for describing the various SSE5
1787 intrinsic argument types.
1788 (bdesc_multi_arg): New table for SSE5 intrinsics.
1789 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
1790 (ix86_expand_multi_arg_builtin): New function for creating SSE5
1792 (ix86_expand_builtin): Add SSE5 intrinsic support.
1793 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
1794 operand instructions.
1795 (ix86_expand_sse5_multiple_memory): New function to split the
1796 second memory reference from SSE5 instructions.
1797 (type_has_variadic_args_p): Delete in favor of stdarg_p.
1798 (ix86_return_pops_args): Use stdarg_p to determine if the function
1799 has variable arguments.
1800 (ix86_setup_incoming_varargs): Ditto.
1801 (x86_this_parameter): Ditto.
1803 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
1805 (ix86_expand_sse5_pack): Ditto.
1806 (ix86_sse5_valid_op_p): Ditto.
1807 (ix86_expand_sse5_multiple_memory): Ditto.
1809 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
1810 constant for SSE5 support.
1811 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
1812 (UNSPEC_SSE5_TRUEFALSE): Ditto.
1813 (UNSPEC_SSE5_PERMUTE): Ditto.
1814 (UNSPEC_SSE5_ASHIFT): Ditto.
1815 (UNSPEC_SSE5_LSHIFT): Ditto.
1816 (UNSPEC_FRCZ): Ditto.
1817 (UNSPEC_CVTPH2PS): Ditto.
1818 (UNSPEC_CVTPS2PH): Ditto.
1819 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
1821 (COM_FALSE_S): Ditto.
1822 (COM_FALSE_P): Ditto.
1823 (COM_TRUE_S): Ditto.
1824 (COM_TRUE_P): Ditto.
1825 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
1826 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
1828 (memory attribute): Ditto.
1829 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
1830 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
1831 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
1832 (floor<mode>2): Ditto.
1833 (ceil<mode>2): Ditto.
1834 (btrunc<mode>2): Ditto.
1835 (nearbyintdf2): Ditto.
1836 (nearbyintsf2): Ditto.
1837 (sse_setccsf): Disable if SSE5.
1838 (sse_setccdf): Ditto.
1839 (sse5_setcc<mode>): New support for SSE5 conditional move.
1840 (sse5_pcmov_<mode>): Ditto.
1842 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
1844 (SSEMODEF2P): Ditto.
1845 (ssemodesuffixf4): New mode attribute for SSE5.
1846 (ssemodesuffixf2s): Ditto.
1847 (ssemodesuffixf2c): Ditto.
1848 (sserotatemax): Ditto.
1849 (ssescalarmode): Ditto.
1850 (sse_maskcmpv4sf3): Disable if SSE5.
1851 (sse_maskcmpv2df3): Ditto.
1852 (sse_vmmaskcmpv4sf3): Ditto.
1853 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
1855 (sse5_vmfmadd<mode>4): Ditto.
1856 (sse5_fmsub<mode>4): Ditto.
1857 (sse5_vmfmsub<mode>4): Ditto.
1858 (sse5_fnmadd<mode>4): Ditto.
1859 (sse5_vmfnmadd<mode>4): Ditto.
1860 (sse5_fnmsub<mode>4): Ditto.
1861 (sse5_vmfnmsub<mode>4): Ditto.
1862 (sse5i_fmadd<mode>4): Ditto.
1863 (sse5i_fmsub<mode>4): Ditto.
1864 (sse5i_fnmadd<mode>4): Ditto.
1865 (sse5i_fnmsub<mode>4): Ditto.
1866 (sse5i_vmfmadd<mode>4): Ditto.
1867 (sse5i_vmfmsub<mode>4): Ditto.
1868 (sse5i_vmfnmadd<mode>4): Ditto.
1869 (sse5i_vmfnmsub<mode>4): Ditto.
1870 (mulv16qi3): Add SSE5 support.
1872 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
1873 (sse2_mulv4si3): Disable if SSE5.
1874 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
1875 (sse4_1_roundps): Ditto.
1876 (sse4_1_roundsd): Ditto.
1877 (sse4_1_roundss): Ditto.
1878 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
1880 (sse_maskcmpsf3): Ditto.
1881 (sse_vmmaskcmpv4sf3): Ditto.
1882 (sse2_maskcmpv2df3): Ditto.
1883 (sse2_maskcmpdf3): Ditto.
1884 (sse2_vmmaskcmpv2df3): Ditto.
1885 (sse2_eq<mode>3): Ditto.
1886 (sse2_gt<mode>3): Ditto.
1887 (sse5_pcmov_<mode>): Add SSE5 support.
1888 (vec_unpacku_hi_v16qi): Ditto.
1889 (vec_unpacks_hi_v16qi): Ditto.
1890 (vec_unpacku_lo_v16qi): Ditto.
1891 (vec_unpacks_lo_v16qi): Ditto.
1892 (vec_unpacku_hi_v8hi): Ditto.
1893 (vec_unpacks_hi_v8hi): Ditto.
1894 (vec_unpacku_lo_v8hi): Ditto.
1895 (vec_unpacks_lo_v8hi): Ditto.
1896 (vec_unpacku_hi_v4si): Ditto.
1897 (vec_unpacks_hi_v4si): Ditto.
1898 (vec_unpacku_lo_v4si): Ditto.
1899 (vec_unpacks_lo_v4si): Ditto.
1900 (sse5_pmacsww): New SSE5 intrinsic insn.
1901 (sse5_pmacssww): Ditto.
1902 (sse5_pmacsdd): Ditto.
1903 (sse5_pmacssdd): Ditto.
1904 (sse5_pmacssdql): Ditto.
1905 (sse5_pmacssdqh): Ditto.
1906 (sse5_pmacsdqh): Ditto.
1907 (sse5_pmacsswd): Ditto.
1908 (sse5_pmacswd): Ditto.
1909 (sse5_pmadcsswd): Ditto.
1910 (sse5_pmadcswd): Ditto.
1911 (sse5_pcmov_<move>): Conditional move support on SSE5.
1912 (sse5_phaddbw): New SSE5 intrinsic insn.
1913 (sse5_phaddbd): Ditto.
1914 (sse5_phaddbq): Ditto.
1915 (sse5_phaddwd): Ditto.
1916 (sse5_phaddwq): Ditto.
1917 (sse5_phadddq): Ditto.
1918 (sse5_phaddubw): Ditto.
1919 (sse5_phaddubd): Ditto.
1920 (sse5_phaddubq): Ditto.
1921 (sse5_phadduwd): Ditto.
1922 (sse5_phadduwq): Ditto.
1923 (sse5_phaddudq): Ditto.
1924 (sse5_phsubbw): Ditto.
1925 (sse5_phsubwd): Ditto.
1926 (sse5_phsubdq): Ditto.
1927 (sse5_pperm): Ditto.
1928 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
1929 (sse5_pperm_zero_v16qi_v8hi): Ditto.
1930 (sse5_pperm_sign_v8hi_v4si): Ditto.
1931 (sse5_pperm_zero_v8hi_v4si): Ditto.
1932 (sse5_pperm_sign_v4si_v2di): Ditto.
1933 (sse5_pperm_sign_v4si_v2di): Ditto.
1934 (sse5_pperm_pack_v2di_v4si): Ditto.
1935 (sse5_pperm_pack_v4si_v8hi): Ditto.
1936 (sse5_pperm_pack_v8hi_v16qi): Ditto.
1937 (sse5_perm<mode>): New SSE5 intrinsic insn.
1938 (rotl<mode>3): Ditto.
1939 (sse5_rotl<mode>3): Ditto.
1940 (sse5_ashl<mode>3): Ditto.
1941 (sse5_lshl<mode>3): Ditto.
1942 (sse5_frcz<mode>2): Ditto.
1943 (sse5s_frcz<mode>2): Ditto.
1944 (sse5_cvtph2ps): Ditto.
1945 (sse5_cvtps2ph): Ditto.
1946 (sse5_vmmaskcmp<mode>3): Ditto.
1947 (sse5_com_tf<mode>3): Ditto.
1948 (sse5_maskcmp<mode>3): Ditto.
1949 (sse5_maskcmp_uns<mode>3): Ditto.
1950 (sse5_maskcmp_uns2<mode>3): Ditto.
1951 (sse5_pcom_tf<mode>3): Ditto.
1953 * config/i386/predicates.md (const_0_to_31_operand): New predicate
1955 (sse5_comparison_float_operator): New predicate to match the
1956 comparison operators supported by the SSE5 com instruction.
1957 (ix86_comparison_int_operator): New predicate to match just the
1958 signed int comparisons.
1959 (ix86_comparison_uns_operator): New predicate to match just the
1960 unsigned int comparisons.
1962 * doc/invoke.texi (-msse5): Add documentation.
1963 (-mfused-madd): Ditto.
1965 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
1967 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
1969 (x86_64-*-*): Ditto.
1971 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
1973 * config/i386/bmmintrin.h: New file, provide common x86 compiler
1974 intrinisics for SSE5.
1976 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
1979 * config/i386/mmintrin-common.h: New file, to contain common
1980 instructions between SSE4.1 and SSE5.
1982 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
1983 FOREACH_FUNCTION_ARGS to iterate over the argument list.
1984 (gen_regparm_prefix): Ditto.
1986 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
1987 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
1988 prototype_p to determine if a function is prototyped.
1990 2007-09-12 Janis Johnson <janis187@us.ibm.com>
1992 * config/dfp-bit.c (dfp_conversion_exception): New function.
1993 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
1994 (DFP_TO_INT): Ditto.
1995 (INT_TO_DFP): Ditto.
1996 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
1998 2007-09-12 Jakub Jelinek <jakub@redhat.com>
2001 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
2002 before sp restoration even when total_size is 0, but
2003 frame_pointer_needed.
2005 2007-09-12 Bob Wilson <bob.wilson@acm.org>
2007 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
2008 (xtensa_copy_incoming_a7): Use start_sequence instead of
2009 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
2010 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
2011 of the saveregs sequence.
2013 2007-09-12 Richard Sandiford <richard@codesourcery.com>
2015 * c-tree.h (grokfield): Add a "tree *" argument.
2016 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
2017 Chain nested decl attributes to it. Don't call decl_attributes here.
2018 (groktypename): Pass grokdeclarator a pointer to the attribute list.
2019 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
2020 (grokfield): Take a pointer to the decl's attributes and pass
2021 it to grokdeclarator.
2022 * c-parser.c (c_parser_struct_declaration): Update the calls to
2023 grokfield. Call decl_attributes for anonymous struct and union
2026 2007-09-12 Jan Hubicka <jh@suse.cz>
2028 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
2030 2007-09-12 Ira Rosen <irar@il.ibm.com>
2032 PR tree-optimization/32377
2033 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
2034 between positive and negative dependence distance using DDR_REVERSED_P.
2036 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
2038 PR tree-optimization/33373
2039 * tree-vect-analyze (vect_determine_vectorization_factor): Call
2040 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
2042 2007-09-12 Jan Hubicka <jh@suse.cz>
2045 * i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory): Disable
2048 2007-09-12 Christian Bruel <christian.bruel@st.com>
2050 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
2051 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
2053 2007-09-12 Ira Rosen <irar@il.ibm.com>
2055 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
2056 for oprnd1 if not required.
2057 (vectorizable_operation): Use scalar operand in SLP in case of
2058 shift with scalar argument.
2060 2007-09-12 Ira Rosen <irar@il.ibm.com>
2062 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and minimum
2065 2007-09-11 James E. Wilson <wilson@specifix.com>
2067 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
2068 TARGET_UNWIND_INFO is defined.
2069 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
2072 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
2074 * config/sh/sh.c (calc_live_regs): Use
2075 current_function_saves_all_registers instead of
2076 current_function_has_nonlocal_label.
2077 (sh_allocate_initial_value): Likewise.
2078 (sh_get_pr_initial_val): Likewise.
2079 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
2080 * config/sh/sh.md (load_ra): Likewise.
2082 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
2084 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
2087 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
2088 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
2090 2007-09-12 Sa Liu <saliu@de.ibm.com>
2092 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
2093 operands to DFmode GE or LE compares.
2095 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
2097 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
2098 REG_CLASS_NAMES): Add P0REGS.
2099 (REGNO_REG_CLASS): Return it where appropriate.
2100 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
2101 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
2102 * doc/md.texi (Blackfin family): Document 'q' constraints.
2104 2007-09-11 Steve Kenton <skenton@ou.edu>
2106 * pa/linux-unwind.h: Guard with inhibit_libc.
2107 * pa/hpux-unwind.h: Likewise.
2109 2007-09-11 David Daney <ddaney@avtrex.com>
2111 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
2112 * doc/install.texi: Document new --with-llsc and --without-llsc
2114 * config.gcc: Handle --with-llsc and --without-llsc configure options.
2115 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
2116 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
2118 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
2119 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
2120 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
2121 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
2122 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
2123 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
2124 * config/mips/mips.opt (mllsc): New option.
2125 * config/mips/mips.c (mips_llsc): Define variable.
2126 (mips_handle_option): Handle mllsc option.
2127 (override_options): Set mips_print_operand_punct for '|' and '-'.
2128 (print_operand): Add new %| and %- operand codes.
2129 * config/mips/mips.h (mips_llsc_setting): New enum type.
2130 (mips_llsc): Declare.
2131 (OPTION_DEFAULT_SPECS): Add llsc handling.
2132 (GENERATE_SYNC): New macro.
2133 (GENERATE_LL_SC): New macro.
2134 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
2135 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
2136 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
2137 in %| and %- operand codes.
2139 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
2141 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
2142 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
2144 2007-09-11 Jason Merrill <jason@redhat.com>
2147 * stor-layout.c (layout_decl): Do pack variable size fields.
2149 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
2151 * config/m68k/predicates.md (movsi_const0_operand,
2152 non_symbolic_call_operand): New predicates.
2154 * config/m68k/constraints.md (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
2156 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
2157 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
2158 CW, CZ, CS, Ap and Ac.
2160 * config/m68k/m68k.md (UNSPEC_IB): New constant.
2161 (constraints.md): New include.
2162 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
2163 opx_mem, opy_mem, op_mem, guess, split): New attributes.
2164 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
2166 (pushdi): Add split.
2167 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
2168 attributes. Split tstsi_internal_68020_cf from it.
2169 (tstsi_internal_68020_cf): New pattern.
2170 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
2171 (tst<mode>_cf): Specify attributea.
2172 (cmpsi_cf): Name pattern. Specify attributes.
2173 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
2174 (pushexthisi_const): Fix to use alternatives. Specify
2176 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
2177 from it. Fix to use alternatives. Specify attributes.
2178 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
2179 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
2181 (movsf_cf_soft): Specify attributes.
2182 (movdf_cf_soft): Add split.
2183 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
2184 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
2185 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
2186 (truncdfsf2_68881): Name pattern. Specify attributes.
2187 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
2188 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
2189 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
2191 (addsi3_5200): Fix to use alternatives. Specify attributes.
2193 (add<mode>3_cf, subdi_dishl32): Specify attributes.
2194 (subsi3): Add alternative for subq.l. Specify attributes.
2195 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
2196 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
2198 (umulhisi3): Specify attributes.
2199 (mulhisisi3_z): Name pattern. Specify attributes.
2200 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
2201 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
2202 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
2203 bsetmemqi): Specify attributes.
2204 (bsetmemqi_ext): Name pattern. Specify attributes.
2205 (bclrmemqi): Specify attributes.
2206 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
2207 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
2209 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
2210 pattern. Specify attributes.
2211 (jump): Specify attributes.
2212 (tablejump_internal): Name pattern. Specify attributes.
2213 (call_value): Split into non_symbolic_call_value,
2214 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
2215 alternatives. Specify attributes.
2216 (non_symbolic_call_value, symbolic_call_value_jsr,
2217 symbolic_call_value_bsr): New patterns.
2218 (nop, return, unlink, indirect_jump): Specify attributes.
2219 (trap): Fix condition. Specify attributes.
2222 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
2223 (override_options): Initialize it. Initialize m68k_sched_cpu.
2224 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
2225 (const_method): Make global, rename to m68k_const_method.
2226 (const_int_cost, output_move_const_into_data_reg): Update.
2227 (output_move_double): Parametrize to emit rtl code, rename to
2229 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
2230 emit_movsi): New static functions.
2231 (output_move_double): New function with semantics of old
2233 (m68k_emit_move_double): New function.
2234 (m68k_sched_cpu): New variable.
2235 (attr_op_type): New enum.
2236 (sched_guess_p): New variable.
2237 (sched_address_type, sched_operand_type, sched_attr_op_type):
2238 New static functions.
2239 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
2240 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
2241 (sched_branch_type): New static variable.
2242 (m68k_sched_branch_type): New function.
2243 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
2244 (m68k_symbolic_call_var): Declare.
2245 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
2246 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
2247 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
2248 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
2251 2007-09-11 Jakub Jelinek <jakub@redhat.com>
2253 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
2254 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
2255 error if __builtin_va_arg_pack_len () wasn't optimized out during
2257 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
2258 with the number of inline's anonymous arguments.
2259 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
2261 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
2263 * fold-const.c (extract_muldiv_1): Do not simplify
2266 2007-09-11 Jan Hubicka <jh@suse.cz>
2268 * i386.h (ix86_tune_indices): Add X86_TUNE_INTER_UNIT_CONVERSIONS.
2269 (TARGET_INTER_UNIT_CONVERSIONS): New.
2270 * i386.md (floatsi expanders): Remove redundant check for SImode
2271 source; offload to memory when asked for.
2272 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
2273 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
2275 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
2276 floatsidf2_mixed_memory, floatsidf2_sse_memory
2277 floatdisf2_mixed_memory, floatsisf2_sse_memory,
2278 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
2280 2007-09-11 Jan Hubicka <jh@suse.cz>
2282 * toplev.c (process_options): all frontends now do unit-at-a-time.
2283 * cgraphunit.c: update comments.
2284 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
2285 * c-decl.c (finish_function): use cgraph_add_new_function.
2286 * function.c (expand_function_end): We are always unit-at-a-time.
2288 2007-09-11 Richard Sandiford <richard@codesourcery.com>
2290 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
2291 settings for MIPS16.
2292 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
2294 2007-09-11 Richard Sandiford <richard@codesourcery.com>
2296 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
2297 SYMBOL_FORCE_TO_MEM constants.
2298 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
2299 (mips16_rewrite_pool_refs_info): New structure.
2300 (mips16_rewrite_pool_constant): New function, split out from...
2301 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
2302 mips16_rewrite_pool_refs_info structure rather than a pointer
2303 to a constant pool. Force force_to_mem_operands into memory.
2304 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
2305 * config/mips/predicates.md (force_to_mem_operand): New predicate.
2306 * config/mips/constraints.md (kf): New constraint.
2307 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
2308 (*movsi_mips16): Likewise.
2310 2007-09-11 Richard Sandiford <richard@codesourcery.com>
2311 Nigel Stephens <nigel@mips.com>
2312 David Ung <davidu@mips.com>
2314 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
2315 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
2316 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
2317 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
2318 (mips_zero_extend_cost): New functions.
2319 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
2320 Use the new functions. Tweak many cost estimates, both here
2321 and in the new subroutines. Return false when the cost of the
2322 operands has not been calculated. Check for *clear_upper32.
2323 Check for floating-point multiply-add, reciprocal and rsqrt
2324 patterns. Handle comparison and rotation codes.
2326 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
2328 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
2330 * config/i386/i386.c (get_dllimport_decl): Don't strip
2333 2007-09-10 Janis Johnson <janis187@us.ibm.com>
2336 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
2337 declarations to top.
2338 (DFP_TO_BFP): Use for either XFmode or TFmode.
2339 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
2341 * config/dfp-bit.h: Include float.h.
2342 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
2343 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
2344 which doesn't mean the same thing.
2345 (BFP_KIND): Use 4 to mean TFmode.
2346 (BFP_FMT): Specify the number of decimal digits based on the
2347 number of mantissa digits.
2348 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
2349 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
2350 (STR_TO_BFP): Use strtold for XFmode or TFmode.
2351 (TFtype): Define if TFmode is supported.
2352 * doc/libgcc.texi (Decimal float library routines): Document
2353 TF conversion functions.
2355 2007-09-10 Chao-ying Fu <fu@mips.com>
2357 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
2358 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
2359 (mips_emit_compare): Process fixed-point modes.
2360 (mips_pad_arg_upward): Support fixed-point types.
2361 (override_options): Allow fixed-point modes in accumulators.
2362 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
2363 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
2364 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
2365 (mips_scalar_mode_supported_p): New function to accept fixed-point
2366 modes if the width is not greater than two BITS_PER_WORD.
2367 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
2368 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
2369 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
2370 LONG_LONG_ACCUM_TYPE_SIZE): Define.
2371 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
2373 ("IMODE"): New mode attribute.
2374 (mips-fixed.md): Include.
2375 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
2377 * config/mips/mips-fixed.md: New file.
2379 2007-09-11 Ben Elliston <bje@au.ibm.com>
2381 * config/spu/spu.md: Formatting fixes.
2383 2007-09-10 Janis Johnson <janis187@us.ibm.com>
2385 * config/dfp-bit.c (dfp_unary_func): Delete.
2386 (dfp_unary_op): Delete.
2387 (dfp_binary_op): Use decFloat functions instead of decNumber
2388 functions for binary operations.
2389 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
2390 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
2392 (dfp_compare_op): Use decFloat functions insteadof decNumber
2393 functions for comparisons.
2394 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
2395 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
2397 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
2398 call to dxx_binary_op and decFloat function.
2399 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
2400 calls to dxx_binary_op and decFloat function.
2401 * config/dfp-bit.h: Include decFloat header files.
2402 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
2403 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
2404 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
2405 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
2407 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
2408 Jan Sjodin <jan.sjodin@amd.com>
2410 * tree-vect-analyze.c (vect_analyze_operations): Change
2411 comparison of loop iterations with threshold to less than
2412 or equal to instead of less than. Reduce
2413 min_scalar_loop_bound by one.
2414 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
2415 Change prologue and epilogue iterations estimate to vf/2,
2416 when unknown at compile-time. Change versioning guard
2417 cost to taken_branch_cost. If peeling for alignment is
2418 unknown at compile-time, change peel guard costs to one
2419 taken branch and one not-taken branch per peeled loop.
2420 If peeling for alignment is known but number of scalar loop
2421 iterations is unknown at compile-time, change peel guard
2422 costs to one taken branch per peeled loop. Change the cost
2423 model equation to consider vector iterations as the loop
2424 iterations less the prologue and epilogue iterations.
2425 Change outside vector cost check to less than or equal to
2426 zero instead of equal to zero.
2427 (vect_do_peeling_for_loop_bound): Reduce
2428 min_scalar_loop_bound by one.
2429 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
2430 TARG_COND_NOT_TAKEN_BRANCH_COST.
2431 * config/i386/i386.h (processor_costs): Add
2432 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
2433 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
2434 vec_align_load_cost, vect_unalign_load_cost,
2435 vec_store_cost, cond_taken_branch_cost,
2436 cond_not_taken_branch_cost.
2437 Define macros for x86 costs.
2438 * config/i386/i386.c:
2439 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
2440 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
2441 scalar_to_vec_cost, vec_align_load_cost,
2442 vect_unalign_load_cost, vec_store_cost,
2443 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
2444 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
2445 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
2446 core2_cost, generic64_cost, generic32_cost): Set to default
2448 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
2449 (x86_builtin_vectorization_cost): New.
2451 2007-09-10 Janis Johnson <janis187@us.ibm.com>
2452 Ben Elliston <bje@au.ibm.com>
2454 * dfp.c: Include decimal128Local.h;
2455 (dfp_byte_swap): Remove.
2456 (encode_decimal32, decode_decimal32): Don't handle endianness.
2457 (encode_decimal64, decode_decimal64): Ditto.
2458 (encode_decimal128, decode_decimal128): Ditto.
2459 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
2461 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
2463 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
2464 * Makefile.in (DECNUM_H): Add decimal128Local.h.
2466 2007-09-10 David Daney <ddaney@avtrex.com>
2468 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
2470 (memory_barrier): Rewrote as an insn that clobbers memory.
2472 2007-09-10 Richard Sandiford <richard@codesourcery.com>
2474 * config/mips/mips.c (mips_global_pointer): Check
2475 call_really_used_regs instead of call_used_regs.
2476 (mips_save_reg_p): Likewise. Save all call-saved registers
2477 if current_function_saves_all_registers. Fix indentation.
2478 No longer treat $18 as a special case.
2479 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
2481 2007-09-10 Richard Sandiford <richard@codesourcery.com>
2483 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
2484 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
2485 the introductory comment.
2486 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
2487 (override_options): Don't test for it.
2488 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
2489 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
2490 * config/mips/vr.h: As for config/mips/sde.h.
2492 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
2493 Revital Eres <eres@il.ibm.com>
2495 * target.h (struct gcc_target.sched): New field: sms_res_mii.
2496 (struct ddg): Define.
2497 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
2498 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
2499 * config/spu/spu.c: Include ddg.h.
2500 (TARGET_SCHED_SMS_RES_MII): Define.
2501 (spu_sms_res_mii): New function to calculate mii.
2502 * modulo-sched (res_MII): Use it.
2503 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
2505 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
2507 * config/s390/s390.c (s390_dump_pool): Create copy of constant
2508 pool entries since they might hold values that must not be shared.
2510 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
2513 * gcc/config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
2514 Use 'N' operand constraint for op2.
2515 (lshr<mode>3): Ditto.
2516 (ashl<mode>3): Ditto.
2517 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
2518 (vec_shr_<mode>): Ditto.
2519 * gcc/config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
2520 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
2522 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
2524 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
2525 Change mode macro in the last real_2expN parameter to uppercase.
2527 2007-09-10 Michael Matz <matz@suse.de>
2529 * tree-pass.h (pass_cselim): Declare new pass.
2530 * passes.c (init_optimization_passes): Link in pass_cselim.
2531 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
2532 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
2533 cond_store_replacement.
2534 (condstoretemp): New static variable.
2535 (cond_store_replacement): New function.
2536 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
2537 tree_ssa_phiopt_worker.
2538 (struct name_to_bb): New.
2539 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
2540 nt_init_block, nt_fini_block): New static functions.
2541 (seen_ssa_names, nontrap_set): New static variables.
2542 (gate_cselim, pass_cselim): Define new pass.
2543 * common.opt (ftree-cselim): New flag.
2544 * toplev.c (process_options): Set flag_tree_cselim if required.
2546 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
2548 * simplify-rtx.c (simplify_relational_operation_1): For recent
2549 canonicalization, don't recurse if op1 equals both PLUS arguments.
2551 2007-09-09 David Daney <ddaney@avtrex.com>
2553 * optabs.c (expand_sync_operation): Use plus insn if minus
2555 (expand_sync_fetch_operation): Ditto.
2557 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
2559 * i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
2561 (*floatsisf2_sse_vector): Likewise.
2563 2007-09-09 Krister Walfridsson <cato@df.lth.se>
2565 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
2567 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
2569 * config/i386/i386.h (ix86_tune_indices): Rename
2570 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
2571 (TARGET_USE_VECTOR_CONVERTS): Updated.
2572 * config/i386/i386.c: Likewise.
2574 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
2575 Nigel Stephens <nigel@mips.com>
2577 * doc/invoke.texi (Overall Options): Add .sx file extension
2578 as a synonym for .S.
2579 * cppspec.c (known_suffixes): Likewise.
2580 * gcc.c (default_compilers): Likewise.
2582 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
2585 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
2586 * simplify-rtx.c (simplify_relational_operation_1): Add the
2587 canonicalization from i386.h.
2588 * doc/md.texi (Canonicalization of Instructions): Document it.
2590 2007-09-09 Jan Hubicka <jh@suse.cz>
2591 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2593 * i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
2594 (TARGET_USE_VECTOR_CONVERTS): New.
2595 * i386.md: New post-reload splitters for converting SF to DF and DF to
2597 (floatsi* expander): Special case vector conversions.
2598 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
2599 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
2600 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
2601 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
2602 Disable when doing vector converts.
2603 (floatsi<mode>2_i387): Disable when
2604 * sse.md (vec_dupv2df): Export.
2605 * i386.c (ix86_tune_features): Enable SSE conversions.
2607 2007-09-09 Richard Guenther <rguenther@suse.de>
2609 * tree-ssa-operands.c (add_virtual_operand): Only mark
2610 stores as has_volatile_ops if alias information is not available.
2612 2007-09-09 Revital Eres <eres@il.ibm.com>
2614 * doc/contrib.texi: Add myself.
2616 2007-09-09 Ira Rosen <irar@il.ibm.com>
2618 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
2619 stmt_vinfo_set_outside_of_loop_cost): New functions.
2620 * tree-vect-transform.c (vect_get_cost_fields): Remove.
2621 (vect_model_simple_cost): Call
2622 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
2623 field instead of calling vect_get_cost_fields.
2624 (vect_model_store_cost, vect_model_load_cost): Likewise.
2626 2007-09-09 Revital Eres <eres@il.ibm.com>
2628 * config/rs6000/rs6000.c (paired_init_builtins): Add const
2629 declaration to bdesc_paired_preds variable.
2630 (paired_expand_builtin): Likewise.
2632 2007-09-09 Revital Eres <eres@il.ibm.com>
2634 * dbgcnt.def (sms_sched_loop): New counter.
2635 * modulo-sched.c: Use sms_sched_loop instead of
2636 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
2637 perform swing modulo scheduling on. Include dbgcnt.h.
2638 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
2639 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
2641 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
2643 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
2644 Substitute all uses with ...
2645 (MODEF): New mode iterator.
2647 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
2648 from pre-regalloc define_insn_and_split splitter pattern.
2649 (*fix_trunc<mode>_i387_1): Ditto.
2650 (*fistdi2_1): Ditto.
2651 (*fist<mode>2_1): Ditto.
2652 (frndintxf2_floor): Ditto.
2653 (*fist<mode>2_floor_1): Ditto.
2654 (frndintxf2_ceil): Ditto.
2655 (*fist<mode>2_ceil_1): Ditto.
2656 (frndintxf2_trunc): Ditto.
2657 (frndintxf2_mask_pm): Ditto.
2659 (prologue): Use (const_int 0) as never generated filler insn.
2661 (sibcall_epilogue): Ditto.
2662 (eh_return_si): Ditto.
2663 (eh_return_di): Ditto.
2665 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
2666 using MODEF mode iterator.
2667 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
2668 using MODEF mode iterator.
2669 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
2670 using MODEF mode iterator.
2671 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
2672 Macroize expander using MODEF mode iterator.
2674 (zero_extendsidi2): Remove operand constraints from expander.
2675 (smuldi3_highpart): Ditto.
2676 (indirect_jump): Ditto.
2679 * config/i386/sse.md (storentv4sf): Ditto.
2680 (storentv2df): Ditto.
2681 (storentv2di): Ditto.
2683 (sse2_cvtpd2ps): Ditto.
2684 (vec_interleave_highv16qi): Ditto.
2685 (vec_interleave_lowv16qi): Ditto.
2686 (vec_interleave_highv8hi): Ditto.
2687 (vec_interleave_lowv8hi): Ditto.
2688 (vec_interleave_highv4si): Ditto.
2689 (vec_interleave_lowv4si): Ditto.
2690 (vec_interleave_highv2di): Ditto.
2691 (vec_interleave_lowv2di): Ditto.
2692 (sse2_maskmovdqu): Ditto.
2693 * config/i386/mmx.md (mmx_maskmovq): Ditto.
2695 2007-09-09 Ira Rosen <irar@il.ibm.com>
2697 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
2698 (struct _slp_tree, struct _slp_instance): Define new data structures
2699 along macros for their access.
2700 (struct _loop_vec_info): Define new fields: strided_stores,
2701 slp_instances, and slp_unrolling_factor along macros for their access.
2702 (enum slp_vect_type): New.
2703 (struct _stmt_vec_info): Define new field, slp_type, and macros for
2705 (STMT_VINFO_STRIDED_ACCESS): New macro.
2706 (vect_free_slp_tree): Declare.
2707 (vectorizable_load): Add an argument of type slp_tree.
2708 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
2709 vectorizable_assignment): Likewise.
2710 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
2711 Declare (make extern).
2712 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
2713 (new_loop_vec_info): Likewise.
2714 (destroy_loop_vec_info): Free memory allocated for SLP structures.
2715 * tree-vect-analyze.c: Include recog.h.
2716 (vect_update_slp_costs_according_to_vf): New.
2717 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
2718 functions. For not pure SLP stmts with strided access check that the
2719 group size is power of 2. Update the vectorization factor according to
2720 SLP. Call vect_update_slp_costs_according_to_vf.
2721 (vect_analyze_group_access): New.
2722 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
2723 (vect_free_slp_tree): New functions.
2724 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
2725 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
2726 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
2727 vect_detect_hybrid_slp): Likewise.
2728 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
2729 and vect_detect_hybrid_slp.
2730 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
2731 SLP costs into account.
2732 (vect_get_cost_fields): New function.
2733 (vect_model_simple_cost): Make extern, add SLP parameter and handle
2735 (vect_model_store_cost, vect_model_load_cost): Likewise.
2736 (vect_get_constant_vectors): New function.
2737 (vect_get_slp_vect_defs, vect_get_slp_defs,
2738 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
2739 vect_get_vec_defs): Likewise.
2740 (vectorizable_reduction): Don't handle SLP for now.
2741 (vectorizable_call): Don't handle SLP for now. Add argument to
2742 vect_model_simple_cost.
2743 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
2744 get SLPed and vectorized defs). Fix indentation and spacing.
2745 (vectorizable_assignment): Handle SLP.
2746 (vectorizable_induction): Don't handle SLP for now.
2747 (vectorizable_operation): Likewise.
2748 (vectorizable_type_demotion): Add argument to
2749 vect_model_simple_cost.
2750 (vectorizable_type_promotion): Likewise.
2751 (vectorizable_store, vectorizable_load): Handle SLP.
2752 (vectorizable_condition): Don't handle SLP for now.
2753 (vect_transform_stmt): Add a new argument for SLP. Check that there is
2754 no SLP transformation required for unsupported cases. Add SLP
2755 argument for supported cases.
2756 (vect_remove_stores): New function.
2757 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
2758 (vect_transform_loop): Schedule SLP instances.
2759 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
2761 2007-09-09 Andrew Haley <aph@redhat.com>
2763 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the fake
2766 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
2768 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
2769 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
2770 Similar for what label_refs can go in the JUMP_TARGET field. Split
2771 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
2772 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
2773 REG_LABEL when replacing an operand with a LABEL_REF for a
2775 (subst_reloads): When replacing a LABEL_REG with a register,
2776 instead of generating a REG_LABEL note, assert that there already
2777 is one or that the label is a known target for the insn.
2778 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
2779 note, check the JUMP_LABEL field. Remove "else" after return.
2780 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
2781 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
2782 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
2783 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
2784 insns. Iterate over all notes; don't assume there's only one.
2785 * cse.c (recorded_label_ref): Adjust comment to refer to
2787 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
2788 insns, not just NONJUMP_INSN_P.
2789 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
2790 isn't a jump target.
2791 * jump.c (rebuild_jump_labels): Adjust head comment.
2792 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
2793 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
2794 (mark_all_labels): For JUMP_P insns without a target, check if the
2795 the target is noted on the previous nonjump insn.
2796 (mark_jump_label_1): New function, guts from mark_jump_label.
2797 <case IF_THEN_ELSE>: Handle first operand as a non-target when
2798 marking jump target labels.
2799 <case LABEL_REF>: Adjust for whether to generate a
2800 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
2801 For 'E' format rtl, iterate in descending element order.
2802 (delete_related_insns): Handle both REG_LABEL_TARGET and
2803 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
2804 reference count, delete and fallthrough. Move finding-next-
2805 non-deleted insn last in the function. Look at all INSN_P insns
2806 for REG_LABEL_OPERAND notes.
2807 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
2809 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
2810 JUMP_LABEL, output the INSN_UID of it.
2811 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
2812 and/or REG_LABEL_TARGET.
2813 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
2814 with jump.c copy by only adding notes for labels actually
2815 referenced in the insn.
2816 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
2817 usage count increment; handle all INSN_P trial insns.
2818 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
2820 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
2821 REG_LABEL_TARGET and REG_LABEL_OPERAND.
2822 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
2824 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
2825 JUMP_P insns and REG_LABEL_OPERAND everywhere.
2826 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
2827 on all INSN_P insns.
2828 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
2829 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
2830 REG_LABEL_OPERAND notes.
2831 * reload1.c (calculate_needs_all_insns): Adjust comments.
2832 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
2833 * config/alpha/alpha.md (split for load of an address into a
2834 four-insn sequence on Unicos/Mk): Adjust to use
2836 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
2838 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2841 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2842 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
2843 FOR_BB_INSNS_SAFE instead of for loop.
2844 * cse.c (cse_extended_basic_block): Likewise.
2845 * postreload.c (reload_cse_regs_1): New variable next. Make sure
2846 that the for loop does not invoke NEXT_INSN on a deleted insn.
2847 * function.c (instantiate_virtual_regs): Likewise.
2848 * lower-subreg.c (remove_retval_note): Likewise.
2849 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
2851 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
2853 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
2854 insn, if it's a jump.
2855 (try_redirect_by_replacing_jump): New variable jump_p. Call
2856 tablejump_p before delete_insn_chain.
2857 * reload1.c (reload): New variable next. Make sure that the for
2858 loop does not invoke NEXT_INSN on a deleted insn.
2859 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
2860 (delete_output_reload): New variable prev. Make sure the the for
2861 loops do not invoke PREV_INSN on a deleted insn.
2863 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2865 * pa/constraints.md: Remove 'X' from unused letters comment.
2867 2007-09-08 Richard Guenther <rguenther@suse.de>
2869 * tree-tailcall.c (find_tail_calls): If we don't have aliases
2870 computed check stmt_ann->references_memory instead of counting
2873 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
2875 * cse.c (fold_rtx): Use validate_unshare_change() instead of
2876 validate_change() in one more case.
2878 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
2880 PR tree-optimization/32283
2881 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
2882 estimated_loop_iterations.
2883 (determine_use_iv_cost_condition): Decrease cost of expressions
2884 used in iv elimination.
2886 2007-09-08 Richard Guenther <rguenther@suse.de>
2888 * tree-cfg.c (verify_gimple_expr): Avoid building new
2889 pointer types, use TYPE_POINTER_TO if available instead.
2891 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
2894 PR rtl-optimization/26449
2895 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
2896 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
2898 (mulv16qi3): Implement as define_insn_and_split pattern instead of
2899 define_expand. Split insn in split1 pass.
2902 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
2904 PR tree-optimization/33301
2905 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
2908 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
2910 PR tree-optimization/32183
2911 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
2913 * tree-ssa-reassoc.c: Include cfgloop.h.
2914 (is_reassociable_op): Add a loop argument and return true only
2916 (linearize_expr): Updated.
2917 (should_break_up_subtract): Likewise.
2918 (linearize_expr_tree): Likewise.
2919 (init_reassoc): Call loop_optimizer_init with
2920 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
2921 with CDI_DOMINATORS.
2922 (fini_reassoc): Call loop_optimizer_finalize.
2924 2007-09-07 Sterling Augustine <sterling@tensilica.com>
2926 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
2927 if there is no i-cache.
2929 2007-09-07 Richard Guenther <rguenther@suse.de>
2932 2007-09-06 Richard Guenther <rguenther@suse.de>
2934 PR tree-optimization/32586
2935 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
2936 folding if nothing changed.
2937 (simplify_unary_expression): New function. Do tree combining
2938 on conversion like codes.
2939 (try_to_simplify): Call it.
2941 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2944 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
2945 (__gthread_active,__gthread_start, __gthread_active_init): New.
2946 * gthr-posix95.h: Likewise.
2948 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
2950 * function.h (struct function): Rename calls_unwind_init
2951 to saves_all_registers.
2952 (current_function_saves_all_registers): Renamed from
2953 current_function_calls_unwind_init.
2954 * reload1.c (reload): Set current_function_saves_all_registers.
2955 * except.c (expand_builtin_unwind_init): Likewise.
2956 * config/m68k/m68k.c (m68k_save_reg): Use
2957 current_function_saves_all_registers to save pic register.
2959 2007-09-07 Janis Johnson <janis187@us.ibm.com>
2961 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
2962 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
2964 Reapply reverted changes:
2966 2007-09-06 Jan Hubicka <jh@suse.cz>
2968 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call
2971 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2973 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
2974 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
2976 2007-09-05 Janis Johnson <janis187@us.ibm.com>
2978 * optabs.c (expand_float): Convert unsigned integer as signed only
2979 if it provides sufficient accuracy; add mode argument to real_2expN.
2980 (expand_fix): Fix comment typos; extend binary float into mode
2981 wider than destination for converion to unsigned integer; add mode
2982 argument to real_2expN.
2983 * real.c (real_2expN): Add mode argument to special-case decimal
2985 * real.h (real_2expN): Ditto.
2986 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
2988 (fixed_from_string): Ditto.
2989 (fixed_to_decimal): Ditto.
2990 (fixed_convert_from_real): Ditto.
2991 (real_convert_from_fixed): Ditto.
2992 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
2993 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
2994 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
2995 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
2997 2007-09-07 Diego Novillo <dnovillo@google.com>
2999 * tree-flow.h (const_block_stmt_iterator): Remove.
3000 Update all users to use block_stmt_iterator.
3001 * tree-iterator.h (const_tree_stmt_iterator): Remove.
3002 Update all users to use tree_stmt_iterator.
3004 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
3006 * config/mips/mips.c (mips_set_current_function): Temporarily
3007 make this a no-op to fix bootstrap errors, pending rewrite.
3009 2007-09-07 Jan Hubicka <jh@suse.cz>
3011 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
3014 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
3016 PR tree-optimization/33299
3017 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
3018 uses for all relevant loop-exit phis, not just the first.
3020 2007-09-07 Richard Guenther <rguenther@suse.de>
3023 * tree-ssa-operands.c (access_can_touch_variable): An access
3024 of the form (*p)[0] can touch a variable of same size.
3026 2007-09-07 Jan Hubicka <jh@suse.cz>
3028 * passes.c (init_optimization_passes): Add simple dce and addressable
3030 * tree-ssa.c (execute_update_addresses_taken): New function.
3031 (pass_update_address_taken): New.
3032 * tree-ssa-dse.c (execute_simple_dse): New function.
3033 (pass_simple_dse): New.
3034 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
3036 2007-09-07 Tobias Burnus <burnus@net-b.de>
3039 * doc/invoke.texi: Fix -Wstrict-overflow= table.
3041 2007-09-07 Richard Guenther <rguenther@suse.de>
3044 2007-09-06 Richard Guenther <rguenther@suse.de>
3046 PR tree-optimization/32586
3047 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
3048 folding if nothing changed.
3049 (simplify_unary_expression): New function. Do tree combining
3050 on conversion like codes.
3051 (try_to_simplify): Call it.
3053 2007-09-07 Richard Guenther <rguenther@suse.de>
3054 Uros Bizjak <ubizjak@gmail.com>
3056 PR tree-optimization/32821
3057 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
3058 NULL in the call to set_bb_stmt_list.
3060 2007-09-07 Richard Sandiford <richard@codesourcery.com>
3062 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
3063 float calls here, rather than leaving some to the caller.
3064 Use call_internal_direct and call_value_internal_direct.
3065 * config/mips/mips.md (call_internal_direct): New pattern.
3066 (call_value_internal_direct): Likewise.
3068 2007-09-07 Richard Sandiford <richard@codesourcery.com>
3070 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
3071 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
3073 (override_options): Set mips_base_move_loop_invariants.
3075 2007-09-07 Richard Sandiford <richard@codesourcery.com>
3077 * config/mips/mips.opt (mcode-readable=): Move to keep list
3080 2007-09-07 Richard Sandiford <richard@codesourcery.com>
3082 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
3083 and -mgpopt options. Adjust the -G documentation to match.
3084 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
3085 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
3086 function, split out from mips_classify_symbol. Return false for
3087 !TARGET_LOCAL_SDATA.
3088 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
3089 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
3090 (override_options): Check whether the -mgpopt setting is consistent
3091 with the other flags.
3092 (symbolic_expression_p): Delete.
3093 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
3094 and default_elf_select_rtx_section.
3095 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
3096 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
3097 external data and TARGET_EXTERN_SDATA.
3099 2007-09-07 Tobias Burnus <burnus@net-b.de>
3102 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
3104 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3106 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
3107 FOR_BB_INSNS_SAFE instead of for loop.
3108 * cse.c (cse_extended_basic_block): Likewise.
3109 * postreload.c (reload_cse_regs_1): New variable next. Make sure
3110 that the for loop does not invoke NEXT_INSN on a deleted insn.
3111 * function.c (instantiate_virtual_regs): Likewise.
3112 * lower-subreg.c (remove_retval_note): Likewise.
3113 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
3115 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
3117 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
3118 insn, if it's a jump.
3119 (try_redirect_by_replacing_jump): New variable jump_p. Call
3120 tablejump_p before delete_insn_chain.
3121 * reload1.c (reload): New variable next. Make sure that the for
3122 loop does not invoke NEXT_INSN on a deleted insn.
3123 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
3124 (delete_output_reload): New variable prev. Make sure the the for
3125 loops do not invoke PREV_INSN on a deleted insn.
3127 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
3129 * cgraphbuild.c (rebuild_cgraph_edges): Export.
3130 * cgraph.h (rebuild_cgraph_edges): Declare.
3131 * tree-pass.h (pass_expand_omp_ssa): New.
3132 * omp-low.c (find_omp_clause): Export.
3133 (copy_var_decl): Split from omp_copy_decl_2.
3134 (build_omp_barrier): Return the call to emit instead of emitting
3136 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
3138 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
3139 expand_omp_for_generic, expand_omp_for_static_nochunk,
3140 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
3141 Adapted to work on SSA form.
3142 (execute_expand_omp): Do not invalidate dominance information.
3143 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
3144 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
3145 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
3147 (force_gimple_operand): Allow gimplifying code expressions without
3149 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
3150 * common.opt (fopenmp-ssa): New.
3151 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
3152 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
3153 * tree-cfg.c: Include tree-inline.h.
3154 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
3155 (replace_by_duplicate_decl, replace_ssa_name,
3156 mark_virtual_ops_in_region): New functions.
3157 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
3158 to work on SSA form.
3159 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
3160 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
3163 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3165 * tree-loop-linear.c: Include obstack.h.
3166 (linear_transform_loops): New obstack lambda_obstack.
3167 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
3168 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
3169 and free afterwards.
3170 * lambda.h (struct obstack): New forward declaration.
3171 (lambda_linear_expression_new): New parameter of type struct
3173 (lambda_loopnest_new): Likewise.
3174 (lambda_loopnest_transform): Likewise.
3175 (lambda_body_vector_new): Likewise.
3176 (lambda_body_vector_compute_new): Likewise.
3177 (gcc_loopnest_to_lambda_loopnest): Likewise.
3178 (lambda_loopnest_to_gcc_loopnest): Likewise.
3179 * lambda-code.c: Include obstack.h.
3180 (lambda_lattice_new): New parameter lambda_obstack. Use it for
3182 (lambda_body_vector_new): Likewise.
3183 (lambda_linear_expression_new): Likewise.
3184 (lambda_lattice_new): Likewise.
3185 (lambda_loopnest_new): Likewise. Additionally use obstack to
3186 allocate LN_LOOPS(ret).
3187 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
3188 it to lambda_lattice_new.
3189 (lambda_body_vector_compute_new): New parameter lambda_obstack.
3190 Pass it to lambda_body_vector_new.
3191 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
3192 it to lambda_lattice_new.
3193 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
3194 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
3195 (lambda_compute_target_space): Likewise.
3196 (lambda_compute_auxillary_space): New parameter lambda_obstack.
3197 Pass it to lambda_lattice_compute_base and
3198 compute_nest_using_fourieer_motzkin.
3199 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
3200 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
3201 and lambda_lattice_compute_target_space.
3202 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
3203 Pass it to lambda_linear_expression_new.
3204 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
3205 to gcc_tree_to_linear_expression.
3206 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
3207 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
3208 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
3209 Pass it to lambda_body_vector_new and
3210 lambda_body_vector_compute_new.
3211 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
3212 (lambda-code.o): Likewise.
3214 2007-09-06 Chao-ying Fu <fu@mips.com>
3216 * ginclude/stdfix.h: New file.
3217 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
3218 (convert.o): Add dependence on fixed-value.h.
3219 * c-convert.c (convert): Support FIXED_POINT_TYPE.
3220 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
3221 to define fixed-point constants.
3222 (c_cpp_builtins): Define fixed-point constants.
3223 * convert.c (fixed-value.h): New include.
3224 (convert_to_real): Update comment to include fixed-point.
3225 Support FIXED_POINT_TYPE.
3226 (convert_to_integer): Update comment to include fixed-point.
3227 Support FIXED_POINT_TYPE.
3228 (convert_to_complex): Support FIXED_POINT_TYPE.
3229 (convert_to_fixed): New function.
3230 * convert.h (convert_to_fixed): Declare.
3231 * genopinit.c: Add comment about $Q for only fixed-point modes.
3232 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
3233 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
3234 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
3235 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
3236 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
3237 usneg_optab for fixed-point modes.
3238 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
3240 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
3241 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
3242 unsigned saturation optabs, when type is saturating.
3243 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
3244 (expand_fixed_convert): New function.
3245 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
3246 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
3247 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
3248 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
3249 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
3250 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
3252 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
3253 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
3254 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
3255 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
3256 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
3258 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
3259 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
3260 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
3261 fractuns, satfractuns.
3262 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
3263 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
3264 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
3265 OTI_ssmsub_widen, OTI_usmsub_widen.
3266 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
3267 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
3268 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
3269 umsub_widen_optab, usmsub_widen_optab): Define.
3270 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
3272 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
3274 (expand_fixed_convert): Declare.
3275 * expr.c (convert_move): Support the move of fixed-point modes.
3276 (emit_move_insn_1): Handle fixed-point mode to move via integer.
3277 (categorize_ctor_elements_1): Handle FIXED_CST.
3278 (count_type_elements): Handle FIXED_POINT_TYPE.
3279 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
3280 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
3282 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
3283 multiply and add/subtract for fixed-point types.
3284 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
3285 mode, we jump to binop directly.
3286 Support FIXED_CONVERT_EXPR.
3287 (do_store_flag): Check FIXED_CST to put a constant second.
3288 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
3289 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
3290 (const_vector_from_tree): Support FIXED_CST.
3291 * doc/extend.texi (Fixed-Point): New node.
3292 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
3293 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
3294 satfract, fractuns, satfractuns): Document them.
3296 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
3298 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
3299 addresses into I registers.
3301 2007-09-06 Jan Hubicka <jh@suse.cz>
3302 Andreas Tobler <a.tobler@schweiz.org>
3304 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
3306 (machopic_legitimize_pic_address): Likewise.
3308 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3309 Jan Hubicka <jh@suse.cz>
3311 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
3312 instead of ufloat_optab->handlers directly.
3313 (floatdidf2): Likewise.
3315 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
3317 * config/mips/mips.c: Include diagnostic.h.
3318 (mips_set_current_function): Check errorcount and sorrycount
3319 before generating RTL.
3321 2007-09-06 Richard Sandiford <richard@codesourcery.com>
3324 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
3325 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
3326 (print_operand_reloc): Likewise.
3328 2007-09-06 Janis Johnson <janis187@us.ibm.com>
3332 2007-09-06 Jan Hubicka <jh@suse.cz>
3334 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
3337 2007-09-06 Richard Sandiford <richard@codesourcery.com>
3339 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
3340 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
3342 2007-09-05 Janis Johnson <janis187@us.ibm.com>
3344 * optabs.c (expand_float): Convert unsigned integer as signed only
3345 if it provides sufficient accuracy; add mode argument to real_2expN.
3346 (expand_fix): Fix comment typos; extend binary float into mode
3347 wider than destination for converion to unsigned integer; add mode
3348 argument to real_2expN.
3349 * real.c (real_2expN): Add mode argument to special-case decimal
3351 * real.h (real_2expN): Ditto.
3352 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
3354 (fixed_from_string): Ditto.
3355 (fixed_to_decimal): Ditto.
3356 (fixed_convert_from_real): Ditto.
3357 (real_convert_from_fixed): Ditto.
3358 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
3359 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
3360 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
3361 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
3363 2007-09-06 Tom Tromey <tromey@redhat.com>
3365 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
3366 * c-pch.c (c_common_read_pch): Restore current location after
3368 * tree.c (expand_location): Update.
3369 (expr_filename): Changed return type. Unified the two cases.
3370 (expr_lineno): Likewise.
3371 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
3373 * toplev.c (line_table): Changed type.
3374 (general_init): Update.
3375 (realloc_for_line_map): New function.
3376 (general_init): Allocate line_table using GC.
3377 * fix-header.c (line_table): Changed type.
3378 (read_scan_file): Update.
3379 (read_scan_file): Update.
3380 * c-ppoutput.c (maybe_print_line): Update.
3381 (print_line): Update.
3382 (cb_line_change): Update.
3383 (cb_define): Update.
3384 (pp_file_change): Update.
3385 * c-opts.c (c_common_init_options): Update.
3386 (finish_options): Update.
3387 (push_command_line_include): Update.
3388 * c-lex.c (cb_line_change): Update.
3389 (cb_def_pragma): Update.
3390 (cb_define): Update.
3392 (c_lex_with_flags): Use cpp_get_token_with_location.
3393 * input.h (line_table): Changed type.
3394 (location_from_locus): New macro.
3395 * tree.h (EXPR_FILENAME): No longer an lvalue.
3396 (EXPR_LINENO): Likewise.
3397 (expr_locus, set_expr_locus): Declare separately for
3398 USE_MAPPED_LOCATION.
3399 (expr_filename, expr_lineno): Changed return type.
3400 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
3401 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
3402 (expand_gimple_basic_block): Likewise.
3403 * final.c (final_scan_insn): Use expanded_location.
3405 2007-09-06 Richard Guenther <rguenther@suse.de>
3407 PR tree-optimization/32586
3408 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
3409 folding if nothing changed.
3410 (simplify_unary_expression): New function. Do tree combining
3411 on conversion like codes.
3412 (try_to_simplify): Call it.
3413 * builtins.c (fold_builtin_cexp): Fold the built expressions.
3414 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
3416 2007-09-06 Jan Hubicka <jh@suse.cz>
3419 * cse.c (fold_rtx): Avoid invalid sharing.
3421 2007-09-06 Richard Sandiford <richard@codesourcery.com>
3423 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
3424 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
3426 2007-09-06 Revital Eres <eres@il.ibm.com>
3428 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
3429 Fix offsettable memory reference for 750CL.
3431 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
3433 * reload.c (find_reloads_address_1): Try to preserve original
3434 base/index regclass of operands.
3435 * regrename.c (scan_rtx_address): Likewise.
3436 (replace_oldest_value_addr): Likewise.
3438 2007-09-06 Richard Guenther <rguenther@suse.de>
3440 PR tree-optimization/33302
3441 * domwalk.c (walk_dominator_tree): The exit block is
3442 interesting even if it is not reachable.
3444 2007-09-06 Richard Sandiford <richard@codesourcery.com>
3447 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
3449 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
3451 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
3454 2007-09-05 Ian Lance Taylor <iant@google.com>
3456 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
3458 (dump_generic_node): Likewise.
3459 * print-rtl.c (print_decl_name): Likewise.
3460 * print-tree.c (print_node_brief): Likewise.
3461 (print_node): Likewise.
3462 * Makefile.in (RTL_BASE_H): Add alias.h.
3465 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
3467 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
3469 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
3470 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
3472 2007-09-06 Jie Zhang <jie.zhang@analog.com>
3474 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
3475 (tm_defines): Define UCLIBC_DEFAULT to 1.
3476 (extra_options): Add linux.opt.
3477 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
3478 (CRT_CALL_STATIC_FUNCTION): Likewise.
3479 (NO_IMPLICIT_EXTERN_C): Likewise.
3480 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
3481 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
3482 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
3483 (ENDFILE_SPEC): Don't define.
3484 (LIB_SPEC): Likewise.
3485 (CRT_CALL_STATIC_FUNCTION): Likewise.
3486 (NO_IMPLICIT_EXTERN_C): Likewise.
3487 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
3488 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
3490 2007-09-06 Jan Hubicka <jh@suse.cz>
3492 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
3495 2007-09-06 Jan Hubicka <jh@suse.cz>
3497 * opts.c (common_handle_option): Enable inlining functions for
3500 2007-09-06 Jakub Jelinek <jakub@redhat.com>
3502 * builtin-attrs.def (ATTR_NONNULL_3): New.
3503 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
3504 ATTR_NOTHROW_NONNULL_##FA.
3505 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
3506 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
3507 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
3508 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
3509 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
3510 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
3511 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
3513 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
3514 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
3515 ATTR_FORMAT_NOTHROW_3_4): Remove.
3516 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
3517 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
3518 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
3519 instead of ATTR_FORMAT_*_*.
3521 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
3523 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
3524 parts re-used for REG_FRAME_RELATED_EXPR.
3526 2007-09-05 Janis Johnson <janis187@us.ibm.com>
3528 * optabs.c (expand_float): Convert unsigned integer as signed only
3529 if it provides sufficient accuracy; add mode argument to real_2expN.
3530 (expand_fix): Fix comment typos; extend binary float into mode
3531 wider than destination for converion to unsigned integer; add mode
3532 argument to real_2expN.
3533 * real.c (real_2expN): Add mode argument to special-case decimal
3535 * real.h (real_2expN): Ditto.
3536 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
3538 (fixed_from_string): Ditto.
3539 (fixed_to_decimal): Ditto.
3540 (fixed_convert_from_real): Ditto.
3541 (real_convert_from_fixed): Ditto.
3542 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
3543 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
3544 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
3545 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
3547 2007-09-05 Ian Lance Taylor <iant@google.com>
3549 * init-regs.c (initialize_uninitialized_regs): Call
3550 emit_insn_before rather than add_insn_before.
3552 2007-09-05 Jakub Jelinek <jakub@redhat.com>
3554 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
3555 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
3556 * tree-inline.h (copy_body_data): Add call_expr field.
3557 * tree-inline.c (expand_call_inline): Initialize call_expr.
3558 (copy_bb): Append anonymous inline fn arguments to arguments
3559 when inlining a CALL_EXPR_VA_ARG_PACK call.
3560 * builtins.c (expand_builtin): Issue an error if
3561 BUILT_IN_VA_ARG_PACK is seen during expand.
3562 (fold_call_expr, fold_builtin_call_array): Don't fold
3563 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
3564 __builtin_va_arg_pack () call as last argument.
3565 * gimplify.c (gimplify_call_expr): If last argument to a vararg
3566 function is __builtin_va_arg_pack (), decrease number of call
3567 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
3568 * expr.c (expand_expr_real_1): Issue an error if
3569 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
3570 * tree-pretty-print.c (dump_generic_node): Handle printing
3571 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
3572 * doc/extend.texi (__builtin_va_arg_pack): Document.
3574 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
3576 PR tree-optimization/21513
3577 * builtins.c (build_builtin_expect_predicate): New function.
3578 (fold_builtin_expect): Add argument for expected value.
3579 Distribute __builtin_expect over short-circuiting operations.
3580 Fold nested builtin_expects.
3581 (fold_builtin_2): Adjust call to fold_builtin_expect.
3583 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
3586 PR tree-optimization/13756
3587 * doc/invoke.texi (Options That Control Optimization): Document
3590 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
3592 * gcc/config/i386/cpuid.h: New file.
3593 * gcc/config/i386/driver-i386.c: Include cpuid.h.
3594 (describe_cache): Shrink size and line strings to 100 bytes.
3595 (detect_caches_amd): Return "" for unsupported max_ext_level.
3596 Use __cpuid function.
3597 (detect_caches_intel): Return "" for unsupported max_level.
3598 Use __cpuid function.
3599 (host_detect_local_cpu): Change feature flag variables to
3600 unsigned int. Initialize only extended feature flag variables.
3601 Use __get_cpuid_max to determine max supported cpuid level.
3602 Use __cpuid function to determine supported features. Fix
3603 calculation of family id. Remove is_amd and check signature
3604 directly. Check for Geode signature. Handle family 4 id.
3605 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
3606 cpu discovery code to lower part of the function.
3607 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
3608 for sub-architecture.
3609 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
3610 [PROCESSOR_K8]: Add k8-sse3 architecture.
3611 [PROCESSOR_NOCONA]: Remove.
3612 [PROCESSOR_GENERIC64]: Ditto.
3613 * gcc/config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
3614 * gcc/config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
3615 to check for SSE and FXSAVE support.
3616 * gcc/config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
3617 Add -minline-all-stringops.
3618 * gcc/config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
3619 (x86_64-*-*): Ditto.
3621 2007-09-05 Jie Zhang <jie.zhang@analog.com>
3623 * config/bfin/linux-unwind.h: New file.
3624 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
3625 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
3627 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3629 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
3630 * stmt.c: Include alloc-pool.h.
3631 (struct case_node): Remove GTY marker.
3632 (add_case_node): New parameter case_node_pool. Use it for
3634 (expand_case): New allocation pool case_node_pool. Initialize it,
3635 pass to add_case_node and free it.
3637 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
3638 David Ung <davidu@mips.com>
3639 Nigel Stephens <nigel@mips.com>
3641 Add mips16/nomips16 function attributes and -mflip-mips16 option
3642 for testing mixed-mode compilation.
3644 * config/mips/mips.opt (mflip-mips16): New.
3646 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
3647 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
3649 * config/mips/mips.c (mips_base_target_flags): New.
3650 (mips_base_mips16): New.
3651 (mips_base_schedule_insns): New.
3652 (mips_base_reorder_blocks_and_partition): New.
3653 (mips_base_align_loops): New.
3654 (mips_base_align_jumps): New.
3655 (mips_base_align_functions): New.
3656 (mips16_flipper): New.
3657 (mips_attribute_table): Add "mips16" and "nomips16" entries.
3658 (TARGET_SET_CURRENT_FUNCTION): Define.
3659 (mips_mips16_type_p, mips_nomips16_type_p): New.
3660 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
3661 (mips_function_ok_for_sibcall): Make it deal with functions with
3663 (mips_init_split_addresses): New, split out from override_options.
3664 (mips_init_relocs): New, split out from override_options.
3665 (was_mips16_p): New.
3666 (mips_set_mips16_mode): New, split out from override_options.
3667 (mips_set_current_function): New.
3668 (override_options): Add sorry for unsupported mips16/pic
3669 combination. Remove error for mips16/dsp combination. Save
3670 base option settings.
3671 (mips_file_start): Move mips16 mode setting output from here....
3672 (mips_output_function_prologue): ....to here.
3673 (mips_output_mi_thunk): Check for mips16 function.
3674 (build_mips16_function_stub): Don't set .mips16 here.
3675 (build_mips16_call_stub): Likewise.
3676 (mips_expand_builtin): Error in mips16 mode.
3677 (mips_use_mips16_mode_p): New.
3678 (mips_encode_section_info): Check for mips16 function, and set
3679 SYMBOL_REF_FLAGS accordingly.
3681 * doc/extend.texi (Function Attributes): Document new
3682 mips16/nomips16 attributes.
3683 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
3684 (MIPS Options): Document -mflip-mips16.
3686 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
3688 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
3689 if we encounter TLS address in MIPS16 mode.
3690 (mips_legitimize_const_move): Check cannot_force_const_mem for
3691 the (const (plus symbol offset)) case; this forces invalid TLS
3692 address in MIPS16 mode to be caught by the above call to sorry.
3693 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
3694 because that now enables emutls, which is not ABI compatible
3695 with native TLS in non-MIPS16 mode.
3697 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
3699 Add target hook invoked when cfun changes.
3701 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
3702 * target.h (struct gcc_target): Add set_current_function.
3703 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
3704 (TARGET_INITIALIZER): Add initializer for set_current_function.
3705 * tree.h (push_struct_function): New.
3706 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
3708 (set_cfun): Declare.
3709 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
3711 (push_function_context_to): Use allocate_struct_function
3712 to create null context, not init_dummy_function_start. Use set_cfun.
3713 (pop_function_context_from): Use set_cfun.
3714 (in_dummy_function): New.
3715 (invoke_set_current_function_hook): New.
3717 (push_cfun, pop_cfun): Use set_cfun.
3718 (push_struct_function): New.
3719 (allocate_struct_function): Call invoke_set_current_function_hook
3721 (prepare_function_start): Don't set cfun here. Remove unused
3722 argument; fix all callers.
3723 (init_dummy_function_start): Fiddle with in_dummy_function. Call
3724 push_struct_function.
3725 (init_function_start): Set cfun here.
3726 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
3727 * omp-low.c (create_omp_child_function): Use push_struct_function
3728 and pop_cfun to save/restore state.
3729 (expand_omp_parallel): Remove unused saved_cfun variable.
3730 * cgraphunit.c (ipa_passes): Use set_cfun.
3731 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
3732 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
3733 * matrix-reorg.c (transform_allocation_sites): Likewise.
3734 (matrix_reorg): Use set_cfun.
3735 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
3736 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
3737 assignment to cfun; use set_cfun for the other.
3738 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
3739 (dump_function_to_file): Use push_cfun/pop_cfun here.
3740 * c-decl.c (finish_function): Use set_cfun.
3742 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
3744 * regrename.c (rerename_optimize): Use deferred rescanning and
3745 insert explicit calls to rescan insns when changed.
3747 2007-09-05 Jan Hubicka <jh@suse.cz>
3749 * optabs.c (libfunc_entry): Change optab to integer.
3750 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
3751 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
3752 of pointers for hashing.
3754 2007-09-05 Jan Hubicka <jh@suse.cz>
3756 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
3758 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
3759 * see.c (pass_see): Likewise.
3760 * tracer.c (pass_tracer): Likewise.
3761 * postreload-gcse.c (pass_gcse2): Likewise.
3762 * postreload.c (pass_postreload_cse): Likewise.
3763 * mode-switching.c (pass_mode_switching): Likewise.
3764 * modulo-sched.c (pass_sms): Likewise.
3765 * cse.c (cse_insn): Likewise.
3766 * web.c (pass_web): Likweise.
3767 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
3768 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
3769 * loop-init.c (pass_rtl_loop_init): Likewise.
3770 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
3771 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
3772 * global.c (pass_global_alloc): Likewise.
3773 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
3774 pass_if_after_reload): Likewise.
3775 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
3776 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
3777 * regmove.c (pass_regmove): Likewise.
3778 * function.c (pass_thread_prologugues_epilogues): Likewise.
3779 * gcse.c (pass_gcse): Likewise.
3780 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
3781 * lower-subreg.c (pass_lower_subreg2): Likewise.
3782 * bt-load.c (pass_branch_target_load): Likewise.
3783 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
3784 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
3785 * combine.c (pass_combine): Likewise.
3786 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
3787 (pass_partition_blocks): Likewise.
3788 * var-tracking.c (pass_variable_track): Likewise.
3789 * reg-stack.c (pass_stack_regs_run): Likewise.
3790 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
3791 * passes.c (pass_postreload): Likewise.
3792 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
3793 * tree-pass.h (TODO_verify_rtl_sharing): New.
3794 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
3795 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
3796 TODO_set_props, TODO_df_finish, TODO_df_verify,
3797 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
3799 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3801 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
3802 fold_real_zero_addition_p, reorder_operands_p,
3803 div_if_zero_remainder, fold_undefer_overflow_warnings,
3804 int_binop_types_match_p, fold_convert_const_int_from_int,
3805 fold_convert_const_int_from_real,
3806 fold_convert_const_int_from_fixed,
3807 fold_convert_const_real_from_real,
3808 fold_convert_const_real_from_fixed,
3809 fold_convert_const_fixed_from_fixed,
3810 fold_convert_const_fixed_from_int,
3811 fold_convert_const_fixed_from_real, maybe_lvalue_p,
3812 fold_checksum_tree, fold_check_failed, print_fold_checksum,
3813 debug_fold_checksum, multiple_of_p): Constify.
3814 * tree-flow-inline.h (get_lineno): Likewise.
3815 * tree-flow.h (get_lineno): Likewise.
3816 * tree-object-size.c (compute_object_offset, addr_object_size,
3817 alloc_object_size, pass_through_call): Likewise.
3818 * tree-pretty-print.c (op_symbol, print_call_name,
3819 print_struct_decl, do_niy): Likewise.
3820 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
3821 debug_fold_checksum): Likewise.
3823 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
3826 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
3827 note, remove the associated REG_RETVAL note.
3829 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
3831 * config.gcc (powerpc*-*-*): Install
3832 spu2vmx.h, vec_types.h, and si2vmx.h headers.
3833 * config/rs6000/spu2vmx.h: New header.
3834 * config/rs6000/si2vmx.h: New header.
3835 * config/rs6000/vec_types.h: New header.
3837 2007-09-05 Ben Elliston <bje@au.ibm.com>
3839 * varasm.c (initializer_constant_valid_p): Fix comment typo.
3841 2007-09-05 Ben Elliston <bje@au.ibm.com>
3843 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
3845 (__stdcx): Make asm volatile.
3846 (__stwcx, __stdcx): Return only 0 or 1.
3848 2007-09-05 Jan Hubicka <jh@suse.cz>
3852 2007-09-04 Jan Hubicka <jh@suse.cz>
3853 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
3855 2007-09-04 Richard Guenther <rguenther@suse.de>
3856 * tree-ssa-operands.c (add_virtual_operand): Only mark
3857 stores as has_volatile_ops if alias information is not available.
3859 2007-09-05 Jakub Jelinek <jakub@redhat.com>
3861 * config/rs6000/tramp.asm: Include config.h.
3862 Check __PIC__ or __pic__ macro instead of SHARED.
3864 PR rtl-optimization/32300
3865 * see.c (see_copy_insn): New function.
3866 (see_def_extension_not_merged, see_merge_one_use_extension,
3867 see_merge_one_def_extension): Use it. Avoid changing
3868 PREV_INSN/NEXT_INSN chains directly, insted emit insns
3869 into sequences. Call df_insn_delete on temporary insns
3870 that won't be emitted into the insn stream.
3871 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
3872 and run df_process_deferred_rescans () before run_fast_dce.
3874 PR tree-optimization/33017
3875 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
3876 recurse for pure or const function calls.
3878 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3880 * c-format.c: Include alloc-pool.h.
3881 (check_format_info_main): New argument fwt_alloc. Use allocation
3882 pool instead of GC. Remove GC deallocation code.
3883 (check_format_arg): Create allocation pool, pass it to
3884 check_format_info_main and free it afterwards.
3885 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
3887 2007-09-05 Ben Elliston <bje@au.ibm.com>
3889 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
3890 Rename count macro arugment for clarity.
3891 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
3892 (__protected_stream_set): Likewise, pass 0.
3894 2007-09-04 Jan Hubicka <jh@suse.cz>
3896 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
3898 2007-09-04 Jan Hubicka <jh@suse.cz>
3900 * invoke.texi (-finline-small-functions): Document.
3901 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
3902 when deciding what is inlinable.
3903 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
3904 (cgraph_decide_inlining_of_small_function): Handle new flags.
3905 (cgraph_decide_inlining_incrementally): Likewise.
3906 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
3907 * common.opt (finline-small-functions): New.
3908 * Makefile.in (build/gengtype.o-warn): Work around PR29478
3910 2007-09-04 Richard Guenther <rguenther@suse.de>
3912 * tree-ssa-operands.c (add_virtual_operand): Only mark
3913 stores as has_volatile_ops if alias information is not available.
3915 2007-09-04 Andrew Haley <aph@redhat.com>
3917 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
3919 2007-09-04 Andrew Haley <aph@redhat.com>
3921 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
3922 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
3923 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
3925 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
3928 * common.opt: Mention ABI version 2 in comment.
3930 2007-09-04 Jan Hubicka <jh@suse.cz>
3932 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
3933 (libfunc_entry): New structure.
3934 (libfunc_hash): New hashtable.
3935 (hash_libfunc): New function.
3936 (eq_libfunc): New function.
3937 (convert_optab_libfunc): New function.
3938 (optab_libfunc): New function.
3939 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
3940 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
3941 expand_float, expand_fix, new_optab, new_convert_optab):
3942 Update for new libfunc API.
3943 (init_libfunc, init_integral_libfuncs,
3944 init_floating_libfuncs, init_interclass_conv_libfuncs
3945 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
3946 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
3947 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
3948 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
3949 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
3950 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
3951 gen_extend_conv_libfunc): New.
3952 (init_one_libfunc): Revamp for hashtables.
3953 (set_conv_libfunc): Likewise.
3954 (init_optabs): Initialize hashtable; use lazy initialization where
3956 * optabs.h (optab_handlers): Move out of GGC.
3957 (optab, convert_optab): Move out of GGC; add lazy gen info.
3958 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
3959 (optab_libfunc, convert_optab_libfunc): New.
3960 * builtins.c (expand_builtin_powi): Update for new API.
3961 * expr.c (convert_move): Likewise.
3962 * expmed.c (expand_divmod): Likewise.
3964 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
3966 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
3967 GOT pointer only if there is a constant pool. Use the allocated space
3970 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
3972 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
3975 2007-09-04 Revital Eres <eres@il.ibm.com>
3976 Richard Guenther <rguenther@suse.de>
3977 R. Clint Whaley <whaley@cs.utsa.edu>
3979 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
3981 * tree-tailcall.c (process_assignment): Use -fassociative-math
3982 when reodering operands of floating-point type.
3983 * fold-const.c (fold_comparison, fold_binary): Use
3984 -fassociative-math and -freciprocal-math instead of
3985 -funsafe-math-optimization flag.
3986 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
3987 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
3988 -freciprocal-math instead of -funsafe-math-optimizations.
3989 * opts.c (set_fast_math_flags): Set -freciprocal-math and
3990 -fassociative-math when -ffast-math is set.
3991 (set_unsafe_math_optimizations_flags): New Function
3992 to set -freciprocal-math and -fassociative-math when
3993 -funsafe-math-optimizations is set.
3994 (common_handle_option): Call it.
3995 * tree-vectorizer.c (vect_is_simple_reduction): Use
3996 -fassociative-math when doing reduction on floats.
3997 * loop-unroll.c (analyze_insn_to_expand_var): Use
3998 -fassociative-math when expanding an accumulator of type float.
3999 * simplify-rtx.c (simplify_binary_operation_1): Use
4000 -fassociative-math and -freciprocal-math when reordeing operands
4001 of floating-point type.
4002 * combine.c (combine_simplify_rtx): Likewise.
4003 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
4005 * common.opt (-fassociative-math, -freciprocal-math): New flags.
4007 2007-09-04 Paolo Carlini <pcarlini@suse.de>
4010 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
4012 2007-09-04 Jan Hubicka <jh@suse.cz>
4014 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
4016 2007-09-04 Jan Hubicka <jh@suse.cz>
4018 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
4019 and corresponding MATCH_DUP.
4021 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
4024 * combine.c (subst): Do not try to simplify X if it represents load
4025 of FP constant from the constant pool via float extension.
4027 2007-09-04 Ben Elliston <bje@au.ibm.com>
4029 * c-opts.c: Include "tm_p.h".
4030 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
4032 2007-09-04 Richard Guenther <rguenther@suse.de>
4034 PR tree-optimization/33291
4035 * tree-pretty-print.c (dump_generic_node): Dump all
4036 qualifiers for pointer types, not only first. Dump
4037 qualifiers for aggregate types as well.
4038 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
4039 use the canonical type for building ARRAY_REFs.
4040 * gimplify.c (canonicalize_addr_expr): Clean up. The
4041 correct validness check is compatibility of the pointer
4042 types. Always use the canonical type for building
4043 ARRAY_REFs and ADDR_EXPRs.
4044 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
4045 change that disabled propagation of ADDR_EXPRs into statements
4048 2007-09-03 Zack Weinberg <zack@codesourcery.com>
4050 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
4051 (umulsi3_highpart): Make into expanders; existing insns are
4052 now named *[insn]_nov6. Add stars to existing [insn]_v6
4053 counterparts' names.
4055 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
4057 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
4058 (unprotoize.o): Remove SHLIB_MULTILIB.
4060 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
4062 * doc/extend.texi: Document progmem attribute for AVR.
4064 2007-09-03 Anatoly Sokolov <aesok@post.ru>
4067 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
4069 2007-09-03 Zack Weinberg <zack@codesourcery.com>
4071 * optabs.c (expand_ffs): Initialize val and defined_at_zero
4074 * optabs.c: Remove unnecessary forward declarations.
4075 (expand_unop_direct): New, broken out of expand_unop.
4076 (expand_doubleword_clz): New.
4077 (expand_ctz): Move above expand_ffs. Use
4078 start_sequence, end_sequence, add_equal_note, and
4079 expand_unop_direct. Add more commentary.
4080 (expand_ffs): Try both ctz optab and expand_ctz.
4081 Generate a test and branch if the hardware doesn't give us
4082 a useful value for input zero. Style improvements similar to
4085 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
4087 2007-09-03 Zack Weinberg <zack@codesourcery.com>
4089 * config.gcc: Delete stanza for arm-semi-aof and
4090 armel-semi-aof targets.
4091 * config/arm/arm-protos.h
4093 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
4094 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
4095 delete aof_pic_label and remove mention of AOF in comments.
4096 * config/arm/arm.md: Delete patterns used only for AOF assembly.
4098 * config/arm/semiaof.h
4099 * config/arm/t-semi: Delete file.
4101 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4103 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
4104 CONST_CAST_BB): New macros for type-specific casts.
4105 (CONST_CAST): Add a TYPE parameter and define it in terms of
4108 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
4109 * c-lex.c (cb_ident, lex_string): Likewise,
4110 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
4111 * config/i386/i386.c (ix86_function_regparm,
4112 ix86_function_sseregparm): Use CONST_CAST_TREE.
4113 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
4115 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
4116 give_switch, set_multilib_dir): Likewise,
4117 * gengtype-parse.c (string_seq, typedef_name): Likewise,
4118 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
4119 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
4120 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
4121 * prefix.c (update_path): Likewise,
4122 * pretty-print.c (pp_base_destroy_prefix): Likewise,
4123 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
4124 * tree-cfg.c (tree_can_merge_blocks_p,
4125 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
4126 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
4127 * tree.c (build_string): Supply a TYPE for CONST_CAST.
4128 (attribute_list_contained): Use CONST_CAST_TREE.
4130 2007-09-03 Krister Walfridsson <cato@df.lth.se>
4132 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
4134 2007-09-03 Richard Sandiford <richard@codesourcery.com>
4137 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
4138 before forcing them into a register.
4140 2007-09-03 Richard Sandiford <richard@codesourcery.com>
4142 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
4143 rather than define_code_macro.
4145 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4147 * gcc.c (xputenv): New function.
4148 (putenv_from_prefixes): Use xputenv instead of putenv.
4149 (process_command): Use xputenv instead of putenv.
4150 (set_collect_gcc_options): Use xputenv instead of putenv.
4151 (main): Use xputenv instead of putenv.
4153 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
4155 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
4156 availability of swap instruction.
4157 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
4159 2007-09-03 Revital Eres <eres@il.ibm.com>
4161 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
4164 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
4165 Ayal Zaks <zaks@il.ibm.com>
4166 Revital Eres <eres@il.ibm.com>
4168 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
4169 compute_split_row): New functions.
4170 (ps_unschedule_node): Remove.
4171 (normalize_sched_times): Iterate over the already scheduled
4172 insns instead of the number of nodes.
4173 (MAX_SPLIT_NUM): New definition.
4174 (sms_schedule_by_order): Change the scheduling heuristic to
4175 avoid useless increases of initiation interval ii.
4176 (get_sched_window): Add dump printouts.
4178 2007-09-02 David Daney <ddaney@avtrex.com>
4180 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
4181 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
4182 (optab, insn): Add more attributes.
4183 (fetchop_bit): New code macro.
4184 (immediate_insn): New code macro attribute.
4185 (sync): Change condition to ISA_HAS_SYNC.
4186 (rdhwr): Change predicate for operand 0 to register_operand.
4187 (memory_barrier): New expand.
4188 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
4189 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
4190 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
4191 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
4192 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
4193 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
4194 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
4195 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
4196 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
4198 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
4199 Hans-Peter Nilsson <hp@axis.com>
4201 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
4202 Defined to describe availability and behavior of CLZ.
4203 * config/cris/cris.md (clzsi2): Implement using lz instruction.
4204 * config/cris/cris.opt: Tweak comment for "-metrax4".
4205 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
4206 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
4207 (count_leading_zeros): Define.
4209 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4211 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
4213 2007-09-02 Joseph Myers <joseph@codesourcery.com>
4216 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
4219 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
4221 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
4222 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
4223 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
4224 sched-deps.c, sched-int.h, system.h, target.h,
4225 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
4226 tree.def: Fix comment typos.
4228 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
4230 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
4231 (override_options): Turn on -mstrict-align on non-ColdFire
4233 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
4235 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4237 * c-common.c (const_strip_array_types): Delete.
4238 * c-common.h (const_strip_array_types): Likewise.
4239 * emit-rtl.c (const_next_insn, const_previous_insn,
4240 const_next_nonnote_insn, const_prev_nonnote_insn,
4241 const_next_real_insn, const_prev_real_insn,
4242 const_next_active_insn, const_prev_active_insn, const_next_label,
4243 const_prev_label): Delete.
4244 * gimple-low.c (block_may_fallthru): Use expr_last.
4245 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
4246 * rtl.h (const_previous_insn, const_next_insn,
4247 const_prev_nonnote_insn, const_next_nonnote_insn,
4248 const_prev_real_insn, const_next_real_insn,
4249 const_prev_active_insn, const_next_active_insn, const_prev_label,
4250 const_next_label): Delete.
4251 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
4252 * system.h (CONST_CAST): Update comment.
4253 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
4254 (const_first_stmt, const_last_stmt): Delete.
4255 (tree_block_ends_with_condjump_p): Use last_stmt.
4256 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
4257 * tree-iterator.c (const_expr_first, const_expr_last,
4258 const_expr_only): Delete.
4259 * tree.c (const_lookup_attribute): Likewise.
4260 (attribute_list_contained): Use lookup_attribute.
4261 * tree.h (const_lookup_attribute, const_expr_first,
4262 const_expr_last, const_expr_only): Delete.
4264 2007-09-01 Richard Guenther <rguenther@suse.de>
4266 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
4267 instead of TREE_THIS_VOLATILE.
4268 * tree-ssa-operands.c (add_virtual_operand): Do not set
4269 has_volatile_ops. Do not check s_ann for NULL.
4270 (get_indirect_ref_operands): Likewise.
4271 (get_expr_operands): Likewise. For all reference trees
4272 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
4273 check base of reference for TREE_THIS_VOLATILE.
4275 2007-09-01 Richard Guenther <rguenther@suse.de>
4277 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
4278 between integral types. Also allow conversions between
4281 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
4283 * optabs.c (prepare_float_lib_cmp): Use
4284 libgcc_cmp_return_mode instead of word_mode.
4285 * config/dfp-bit.h: Likewise.
4286 * config/fp-bit.h: Likewise.
4287 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
4289 (spu_libgcc_shift_count_mode): New function.
4290 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
4291 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
4293 2007-08-31 Joseph Myers <joseph@codesourcery.com>
4295 * tree-pretty-print.c: Include output.h.
4296 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
4297 HOST_WIDE_INT_PRINT_DEC.
4298 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
4300 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
4302 PR rtl-optimization/33224
4303 * loop-iv.c (latch_dominating_def): Check that the definition belongs
4304 to the analysed region.
4306 2007-08-31 Richard Guenther <rguenther@suse.de>
4308 * function.c (allocate_struct_function): Do not set
4309 current_function_returns_pointer.
4310 * function.h (struct var_refs_queue): Remove.
4311 (struct simple_obstack_stack): Likewise.
4312 (struct function): Remove fixup_var_refs_queue member.
4313 Remove returns_pointer flag.
4314 (current_function_returns_pointer): Remove define.
4316 2007-08-31 Nick Clifton <nickc@redhat.com>
4318 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
4319 secondary keys in order to obtain a stable sort.
4321 2007-08-31 Nick Clifton <nickc@redhat.com>
4324 * config/m32r/constraints.md: Add W constraint for integer zero.
4325 * config/m32r/m32r.md (get_pc): Use W and i constraints.
4326 Fix length calculation by using alternatives.
4328 2007-08-31 Richard Sandiford <richard@codesourcery.com>
4330 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
4331 split out from expand_binop.
4332 (avoid_expensive_constant): New function.
4333 (expand_binop_directly): Remove commutative_op argument and
4334 (expand_binop_directly): Remove commutative_op argument and
4335 call cummutative_optab_p instead. Do not change op0 or op1
4336 when swapping xop0 and xop1. Apply avoid_expensive_constant
4337 to each argument after potential swapping. Enforce the
4338 canonical order of commutative operands.
4339 (expand_binop): Use shift_optab_p and commutative_optab_p.
4340 Update the calls to expand_binop_directly. Only force constants
4341 into registers when widening an operation. Only swap operands
4342 once a direct expansion has been rejected.
4343 (expand_twoval_binop): Only force constants into registers when
4344 using a direct expansion.
4346 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
4348 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
4349 (sched_analyze_insn): Don't postprocess speculative dependencies when
4350 target has no scheduling.
4351 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
4352 'uninitialized' warning.
4354 2007-08-31 Richard Guenther <rguenther@suse.de>
4356 * tree.c (build_complex_type): Always set TYPE_NAME for
4359 2007-08-31 Olivier Hainque <hainque@adacore.com>
4361 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
4362 internal macro. Default alignment factor for csect directives, chosen
4363 to match what BIGGEST_ALIGNMENT allows.
4364 (DATA_SECTION_ASM_OP): Use it.
4365 * config/rs6000/rs6000.c
4366 (rs6000_xcoff_output_readonly_section_asm_op):
4367 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
4368 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
4370 2007-08-31 Olivier Hainque <hainque@adacore.com>
4372 * dbxout.c (dbxout_block): Move declaration within the first
4373 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
4374 block to include the definition, together with the associated
4377 2007-08-31 David Edelsohn <edelsohn@gnu.org>
4378 Revital Eres <eres@il.ibm.com>
4380 * doc/invoke.texi (-mpaired): Document flag.
4381 * config.gcc: Include paired.h in powerpc extra_headers and
4382 750cl.h in powerpc-*-linux*paired*.
4383 * config/rs6000/rs6000.opt (-mpaired): New flag.
4384 * config/rs6000/rs6000.c (paired_init_builtins,
4385 paired_expand_builtin, paired_expand_lv_builtin,
4386 paired_expand_stv_builtin, paired_expand_predicate_builtin):
4387 New functions to support the paired single builtin functions.
4388 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
4389 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
4391 (bdesc_paired_preds): New structure for paired predicate
4393 (rs6000_expand_builtin): Expand paired single builtins.
4394 (rs6000_init_builtins): Init paired single builtins.
4395 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
4396 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
4397 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
4398 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
4399 (rs6000_vector_mode_supported_p): Support paired vector mode.
4400 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
4401 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
4403 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
4404 (DATA_ALIGNMENT): Likewise.
4405 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
4406 (rs6000_builtins): Add PAIRED builtins.
4407 * config/rs6000/rs6000.md: Include paired.md.
4408 * config/rs6000/paired.h: New.
4409 * config/rs6000/paired.md: New.
4410 * config/rs6000/750cl.h: New.
4411 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
4413 2007-08-30 Ollie Wild <aaw@google.com>
4415 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
4416 * gcc.c (default_compilers): Add -fno-directives-only to
4417 @assembler-with-cpp.
4419 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
4423 * regclass.c (initial_fixed_regs): Revert previous change and make
4425 (initial_call_used_regs): Likewise.
4426 (initial_call_really_used_regs): Delete, reverting previous addition.
4427 (initial_reg_names): Likewise.
4428 (init_reg_sets): Revert previous change.
4429 (saved_fixed_regs): New.
4430 (saved_call_used_regs): New.
4431 (saved_call_really_used_regs): New.
4432 (saved_reg_names): New.
4433 (save_register_info): New.
4434 (restore_register_info): New.
4435 (init_reg_sets_1): Replace reset of register info with call to
4436 restore_register_info.
4437 * rtl.h (save_register_info): Declare.
4438 * toplev.c (backend_init): Call save_register_info.
4440 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4442 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
4443 from the original statement.
4445 2007-08-30 Chao-ying Fu <fu@mips.com>
4447 * c-lex.c (interpret_fixed): Declare.
4448 (interpret_float): Process _Fract and _Accum.
4449 (interpret_fixed): New function.
4450 * final.c (output_addr_const): Process CONST_FIXED.
4451 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
4452 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
4454 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
4456 (simplify_immed_subreg): Support CONST_FIXED.
4457 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
4458 (simplify_subreg): Support CONST_FIXED.
4460 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
4462 * config/rs6000/ppu_intrinsics.h: New file.
4463 * config.gcc (powerpc*-*-* <extra_headers>): Install
4466 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
4468 * cfg.c (dump_flow_info): Change to also print entry and exit
4470 * print-rtl.c (print_rtl_single): Allow to print rtl with
4473 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
4475 * df-core.h (df_dump_region): New function.
4476 * df.h (df_dump_region): New function.
4477 * loop-invariant.c (find_defs): Add call to df_dump_region.
4478 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
4481 2007-08-30 Jakub Jelinek <jakub@redhat.com>
4484 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
4485 true if any of the compare_section_name calls returned true,
4486 rather than if any returned false.
4488 2007-08-30 Richard Guenther <rguenther@suse.de>
4490 PR tree-optimization/33199
4491 * tree-ssa-structalias.c (handle_lhs_call): New function.
4492 (find_func_aliases): In non-IPA mode make sure that for
4493 calls that return a pointer we add a constraint for the
4494 result to point to anything.
4496 2007-08-30 Richard Guenther <rguenther@suse.de>
4498 * doc/invoke.texi (-mveclibabi): Document new target option.
4499 * config/i386/i386.opt (-mveclibabi): New target option.
4500 * config/i386/i386.c (ix86_veclib_handler): Handler for
4501 vectorization library support.
4502 (override_options): Handle the -mveclibabi option, initialize
4503 the vectorization library handler.
4504 (ix86_builtin_vectorized_function): As fallback call the
4505 vectorization library handler, if set.
4506 (ix86_veclibabi_acml): New static function for ACML ABI style
4507 vectorization support.
4509 2007-08-30 Jakub Jelinek <jakub@redhat.com>
4511 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
4512 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
4513 SImode and update m. Don't run gen_lowpart_common on arbitrary
4514 memory address, force it to register first.
4517 * dce.c (dce_process_block): Don't delete setters of
4518 artificially used registers.
4520 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4522 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
4523 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
4524 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
4526 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4528 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
4530 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
4531 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
4533 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4535 * system.h: Activate -Wcast-qual as warning-only.
4537 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
4540 * config/rs6000/rs6000.c (compare_section_name): New function.
4541 (rs6000_elf_in_small_data_p): Compare section prefixes instead
4544 2007-08-29 Olivier Hainque <hainque@adacore.com>
4546 * xcoffout.c: #include debug.h.
4547 * Makefile.in (xcoffout.o): Add debug.h dependency.
4549 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
4551 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
4552 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
4554 2007-08-29 Richard Guenther <rguenther@suse.de>
4556 * tree-pretty-print.c (dump_generic_node): Print
4557 label DECL_UID as D.%u.
4558 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
4560 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4562 * gcc/builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
4563 * gcc/builtins.def (BUILT_IN_REALLOC): New builtin.
4565 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
4568 * tree.c (build_type_attribute_qual_variant): Set canonical types
4569 on the final, unqualified attribute variant before building the
4572 2007-08-29 Jie Zhang <jie.zhang@analog.com>
4574 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
4575 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
4577 2007-08-29 Jie Zhang <jie.zhang@analog.com>
4580 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.md (composev2hi): Put operands into vector
4589 2007-08-29 Jie Zhang <jie.zhang@analog.com>
4591 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
4592 attribute when appropriate.
4593 (bfin_handle_l1_text_attribute): New.
4594 (bfin_handle_l1_data_attribute): New.
4595 (bfin_attribute_table): Add attributes: l1_text, l1_data,
4596 l1_data_A and l1_data_B.
4597 * doc/extend.texi (node Function Attributes): Document l1_text
4599 (Variable Attributes): Add Blackfin subsection. Document l1_data,
4600 l1_data_A and l1_data_B variable attributes.
4602 2007-08-28 Jie Zhang <jie.zhang@analog.com>
4604 * config/bfin/bfin.opt (minline-plt): Add.
4605 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
4606 call to global functions.
4607 * doc/invoke.texi (Option Summary): Mention -minline-plt.
4608 (Blackfin Options): Document -minline-plt.
4610 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
4612 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
4613 given a non-function.
4614 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
4616 2007-08-28 DJ Delorie <dj@redhat.com>
4618 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
4620 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4622 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
4624 2007-08-28 Richard Guenther <rguenther@suse.de>
4626 * tree.h (struct tree_function_decl): Increase size of
4627 function_code bitfield.
4629 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
4630 Kazu Hirata <kazu@codesourcery.com>
4632 * gcc/config/m68k/linux.h
4633 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
4634 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
4635 (m68k_return_in_memory): New.
4636 * gcc/config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
4639 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
4642 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
4643 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
4644 operand) when top VEC_SELECT extracts scalar element.
4645 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
4646 (*vec_extract_v4sf_mem): Ditto.
4648 2007-08-28 Jakub Jelinek <jakub@redhat.com>
4651 * passes.c (init_optimization_passes): Move pass_df_finish
4652 after pass_postreload sublist.
4654 PR rtl-optimization/33148
4655 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
4656 (neg (lt X 0)) if X has scalar int mode.
4659 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
4660 initializer, use build_vector_from_ctor if possible to create
4661 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
4662 even after this, return NULL.
4664 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
4666 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
4668 2007-08-28 Richard Guenther <rguenther@suse.de>
4670 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
4671 (struct tree_function_decl): Make function_code a bitfield.
4672 Add disregard_inline_limits flag.
4673 * cgraphunit.c (cgraph_process_new_functions): Check
4674 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
4675 (cgraph_preserve_function_body_p): Likewise.
4676 * ipa-inline.c (compute_inline_parameters): Likewise.
4677 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
4678 for GNU C extern inline functions.
4679 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
4680 * tree-inline.c (disregard_inline_limits_p): Remove.
4681 * tree-inline.h (disregard_inline_limits_p): Likewise.
4682 * c-common.c (handle_always_inline_attribute): Set
4683 DECL_DISREGARD_INLINE_LIMITS.
4684 * langhooks.c (add_builtin_function): Verify the function code
4685 fits in the bitfield.
4687 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
4688 Vladimir Yanovsky <yanov@il.ibm.com>
4689 Revital Eres <eres@il.ibm.com>
4690 Andrey Belevantsev <abel@ispras.ru>
4692 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
4694 * modulo-sched.c: Add documentation regarding do-loop.
4695 (doloop_register_get): Change number of arguments to support
4696 the new do-loop pattern and check whether COUNT_REG has no other
4697 occurences in the loop besides in the control part.
4698 (duplicate_insns_of_cycles): Do not duplicate the insn which
4699 changes count_reg as it is already adjusted.
4700 (generate_prolog_epilog): New argument to support the new
4701 do-loop pattern. Change the subtract instruction to use
4702 expand_simple_binop. Call duplicate_insns_of_cycles with new
4704 (sms_schedule): Call doloop_register_get and
4705 generate_prolog_epilog with new argument. Do not handle loops
4706 with single sets insns with subreg in their lhs.
4707 * loop-doloop.c (doloop_optimize): Support for another do-loop
4709 (doloop_condition_get): Gets an instruction instead of a pattern
4710 and change the return condition when the do-loop pattern is
4712 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
4713 deps when considering to not create edges.
4715 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
4717 * doc/extend.texi (gnu_inline funtion attribute): Document C++
4720 2007-08-27 Jason Merrill <jason@redhat.com>
4723 * gimplify.c (gimplify_modify_expr): Discard the assignment of
4724 zero-sized types after calling gimplify_modify_expr_rhs.
4726 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
4728 * regclass.c (init_reg_autoinc): Fix typo.
4730 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
4732 Fix PR tree-optimization/33173
4733 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
4735 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
4738 * config/i386/i386.h (VALID_DFP_MODE_P): New.
4739 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
4742 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
4743 David Ung <davidu@mips.com>
4744 Nigel Stephens <nigel@mips.com>
4746 Separate target-specific initialization from general
4747 back-end initialization.
4749 * toplev.c (init_alignments): New, split out from...
4750 (process_options): ...here.
4751 (backend_init_target): New, split out from...
4752 (backend_init): ...here.
4753 (lang_dependent_init_target): New, split out from...
4754 (lang_dependent_init): ...here.
4755 (target_reinit): New.
4756 * toplev.h (target_reinit): Declare.
4757 * expr.c (init_expr_target): Renamed from init_expr_once, since it
4758 now can be called more than once. Update comments.
4759 * expr.h (init_expr_target): Likewise.
4760 * alias.c (init_alias_target): Renamed from init_alias_once, since it
4761 now can be called more than once. Explicitly zero
4762 static_reg_base_value.
4763 * emit-rtl.c (init_emit_regs): New, split out from...
4764 (init_emit_once): Here.
4765 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
4766 non-const, so that changes from command-line arguments can overwrite
4767 values provided by the static initializers.
4768 (initial_call_really_used_regs): New, used similarly to the above.
4769 (initial_reg_names): Likewise.
4770 (last_mode_for_init_move_cost): Promoted function-local static to
4771 file-scope static to make it accessible outside init_move_cost.
4772 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
4773 Do not initialize inv_reg_alloc_order yet, either. Do initialize
4774 reg_names since it is needed for parsing command-line options.
4775 (init_move_cost): Use last_mode_for_init_move_cost instead of
4776 function-local static.
4777 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
4778 call_really_used_regs now. Reinitialize reg_names. Also
4779 initialize inv_reg_alloc_order. Zero reg_class_subunion and
4780 reg_class_superunion. Clear losing_caller_save_reg_set.
4781 Preserve global registers if called more than once. Reset
4782 move cost, may_move_in_cost, may_move_out_cost, and
4783 last_mode_for_init_move_cost.
4784 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
4785 can now be invoked more than once. Update comments.
4786 (init_regs): Update comments.
4787 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
4788 and initial_call_really_used_regs, instead of the non-initial
4789 variables. This allows us to save the command-line register settings
4790 after target reinitialization.
4791 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
4792 * rtl.h (init_emit_regs): Declare.
4793 (init_reg_modes_target, init_alias_target): Renamed as described
4795 * reload1.c (init_reload): Update comments.
4796 * optabs.c (init_optabs): Likewise.
4797 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
4799 2007-08-26 Chao-ying Fu <fu@mips.com>
4801 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
4804 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4806 * alias.c (memory_modified_1, memory_modified_in_insn_p):
4808 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
4810 * bb-reorder.c (copy_bb_p): Likewise.
4811 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
4812 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
4813 block_ends_with_condjump_p): Likewise.
4814 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
4815 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
4816 block_ends_with_condjump_p): Likewise.
4817 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
4818 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
4819 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
4820 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
4821 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
4822 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
4823 debug_true_const_tree instad of debug_true_tree.
4824 * debug.c (do_nothing_debug_hooks): Likewise.
4825 * debug.h (ignore_block, debug_true_const_tree): Constify.
4826 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
4827 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
4828 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
4829 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
4830 dbx_reg_number, is_based_loc, field_type,
4831 simple_type_align_in_bits, simple_decl_align_in_bits,
4832 simple_type_size_in_bits, field_byte_offset, insert_float,
4833 type_tag, member_declared_type, is_redundant_typedef,
4834 secname_for_decl, is_inlined_entry_point): Likewise.
4835 * emit-rtl.c (const_next_insn, const_previous_insn,
4836 const_next_nonnote_insn, const_prev_nonnote_insn,
4837 const_next_real_insn, const_prev_real_insn,
4838 const_next_active_insn, const_prev_active_insn, const_next_label,
4839 const_prev_label): Likewise.
4840 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
4842 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
4843 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
4844 sched_insn_is_legitimate_for_speculation_p): Likewise.
4845 * jump.c (reversed_comparison_code_parts,
4846 reversed_comparison_code, reversed_comparison, condjump_label):
4848 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
4849 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
4851 * rtl.h (const_previous_insn, const_next_insn,
4852 const_prev_nonnote_insn, const_next_nonnote_insn,
4853 const_prev_real_insn, const_next_real_insn,
4854 const_prev_active_insn, const_next_active_insn, const_prev_label,
4855 const_next_label, modified_between_p, modified_in_p,
4856 const_note_storeskeep_with_call_p, condjump_label,
4857 reversed_comparison, reversed_comparison_code,
4858 reversed_comparison_code_parts, memory_modified_in_insn_p,
4859 stack_regs_mentioned): Likewise.
4860 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
4861 keep_with_call_p): Likewise.
4862 * sched-deps.c (deps_may_trap_p, sched_get_condition,
4863 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
4864 sd_lists_size, sd_lists_empty_p): Likewise.
4865 * sched-int.h (sched_insns_conditions_mutex_p,
4866 haifa_classify_insn, no_real_insns_p,
4867 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
4868 sd_lists_size, sd_lists_empty_p): Likewise.
4869 * sdbout.c (sdb_debug_hooks): Likewise.
4870 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
4871 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
4872 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
4874 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
4875 tree_can_throw_internal): Likewise.
4876 * tree-flow-inline.h (phi_nodes): Likewise.
4877 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
4878 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
4879 * tree-gimple.c (const_get_call_expr_in): Likewise.
4880 * tree-gimple.h (const_get_call_expr_in): Likewise.
4881 * tree.c (const_lookup_attribute, attribute_list_equal,
4882 attribute_list_contained): Likewise.
4883 * tree.h (attribute_list_equal, attribute_list_contained,
4884 const_lookup_attribute): Likewise.
4885 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
4887 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
4889 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
4890 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
4892 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
4895 * config/alpha/constraints.md: Delete "svn:mime-type" property
4896 with svn propdel "svn:mime-type".
4898 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
4901 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
4902 non NOTE insn doesn't cross basic block.
4903 (noce_try_abs): Likewise.
4904 (noce_process_if_block): Likewise.
4906 2007-08-26 David Edelsohn <edelsohn@gnu.org>
4909 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
4910 operand without auto-inc-dec.
4911 * config/rs6000/rs6000.md (floatsidf2_internal): Use
4912 offsettable_mem_operand.
4913 (floatunssidf2_internal): Same.
4914 (fix_truncdfsi2_internal): Same.
4915 (floatsidf_ppc64): Same.
4916 (floatunssidf_ppc64): Same.
4917 (fix_trunctfsi2_internal): Same.
4919 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
4922 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
4923 pass defines needed for version.c.
4925 2007-08-25 Joseph Myers <joseph@codesourcery.com>
4927 * configure.ac (--debug-prefix-map check): Change assembler
4928 version presumed to have feature to 2.18.
4929 * configure: Regenerate.
4931 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4933 * c-common.c (vector_types_convertible_p,
4934 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
4935 self_promoting_args_p): Constify.
4936 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
4937 c_promoting_integer_type_p, self_promoting_args_p,
4938 anon_aggr_type_p, vector_types_convertible_p): Likewise.
4939 * c-decl.c (anon_aggr_type_p): Likewise.
4940 * * c-dump.c (dump_stmt): Likewise.
4941 * c-objc-common.c (has_c_linkage): Likewise.
4942 * c-tree.h (same_translation_unit_p): Likewise.
4943 * c-typeck.c (null_pointer_constant_p,
4944 tagged_types_tu_compatible_p, function_types_compatible_p,
4945 type_lists_compatible_p, lvalue_or_else, lvalue_p,
4946 comptypes_internal, struct tagged_tu_seen_cache,
4947 same_translation_unit_p, alloc_tagged_tu_seen_cache,
4948 c_size_in_bytes): Likewise.
4949 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
4950 hash_ptr, eq_ptr): Likewise.
4951 * langhooks-def.h (lhd_decl_ok_for_sibcall,
4952 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
4953 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
4954 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
4956 * optabs.c (optab_for_tree_code): Likewise.
4957 * optabs.h (optab_for_tree_code): Likewise.
4958 * rtl.h (simplify_rtx): Likewise.
4959 * simplify-rtx.c (simplify_rtx): Likewise.
4960 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
4961 dump_flag, dump_node): Likewise.
4962 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
4963 queue_and_dump_type, dump_flag): Likewise.
4964 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
4965 * tree-pass.h (dump_node): Likewise.
4966 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
4967 supportable_narrowing_operation): Likewise.
4968 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
4969 supportable_narrowing_operation): Likewise.
4970 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
4971 is_negative_overflow_infinity, is_positive_overflow_infinity,
4972 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
4973 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
4974 update_value_range, add_equivalence, ssa_name_nonnegative_p,
4975 ssa_name_nonzero_p, fp_predicate): Likewise.
4976 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
4977 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
4978 ssa_name_nonnegative_p): Likewise.
4980 2007-08-25 Hans Kester <hans.kester@ellips.nl>
4982 * config.gcc : Add x86_64-elf target.
4984 2007-08-25 Jakub Jelinek <jakub@redhat.com>
4986 * expr.c (store_expr): Fix order of store_by_pieces arguments.
4988 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
4989 Nigel Stephens <nigel@mips.com>
4993 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
4994 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
4995 * expr.c (SET_BY_PIECES_P): Define.
4996 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
4997 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
4998 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
5000 * expr.h (SET_RATIO): Define.
5001 (can_store_by_pieces, store_by_pieces): Update prototypes.
5002 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
5003 can_store_by_pieces/store_by_pieces.
5004 (expand_builtin_memcpy_args): Likewise.
5005 (expand_builtin_strncpy): Likewise.
5006 (expand_builtin_memset_args): Likewise. Also remove special case
5007 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
5008 decide what to do instead.
5009 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
5010 to can_store_by_pieces.
5012 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
5013 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
5015 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
5016 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
5017 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
5018 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
5019 (STORE_BY_PIECES_P): Define.
5021 2007-08-24 Tom Tromey <tromey@redhat.com>
5023 * varpool.c (varpool_last_needed_node): Fix comment typo.
5024 * c-decl.c (duplicate_decls): Fix comment typo.
5025 (clone_underlying_type): Update comment.
5027 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5029 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
5030 alpha_in_small_data_p, alpha_split_complex_arg,
5031 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
5033 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
5034 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
5036 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
5037 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
5038 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
5039 * config/darwin.c (darwin_binds_local_p): Likewise.
5040 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
5042 * config/i386/i386-protos.h (i386_pe_binds_local_p,
5043 i386_pe_valid_dllimport_attribute_p): Likewise.
5044 * config/i386/i386.c (ix86_function_regparm,
5045 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
5046 x86_can_output_mi_thunk, ix86_mangle_type,
5047 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
5048 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
5049 i386_pe_binds_local_p): Likewise.
5050 * config/ia64/ia64.c
5051 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
5052 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
5053 ia64_invalid_conversion, ia64_invalid_unary_op,
5054 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
5056 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
5057 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
5058 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
5059 * config/mips/mips.c (mips_use_blocks_for_constant_p,
5060 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
5061 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
5062 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
5063 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
5064 * config/pa/pa.c (pa_commutative_p): Likewise.
5065 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
5067 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
5068 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
5069 rs6000_use_blocks_for_constant_p,
5070 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
5071 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
5072 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
5073 * config/s390/s390.c (s390_mangle_type,
5074 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
5076 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
5077 th_in_small_data_p): Likewise.
5078 * config/sh/sh.c (sh_ms_bitfield_layout_p,
5079 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
5081 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
5082 sparc_mangle_type): Likewise.
5083 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
5084 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
5085 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
5087 * hooks.c (hook_bool_mode_const_rtx_false,
5088 hook_bool_mode_const_rtx_true,
5089 hook_bool_const_tree_hwi_hwi_const_tree_false,
5090 hook_bool_const_tree_hwi_hwi_const_tree_true,
5091 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
5092 hook_constcharptr_const_tree_null,
5093 hook_constcharptr_const_rtx_null,
5094 hook_constcharptr_const_tree_const_tree_null,
5095 hook_constcharptr_int_const_tree_null,
5096 hook_constcharptr_int_const_tree_const_tree_null): New.
5097 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
5098 hook_bool_tree_hwi_hwi_tree_false,
5099 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
5100 hook_int_tree_tree_1, hook_constcharptr_tree_null,
5101 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
5102 hook_constcharptr_int_tree_null,
5103 hook_constcharptr_int_tree_tree_null): Delete.
5104 (default_can_output_mi_thunk_no_vcall): Constify.
5105 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
5106 hook_bool_tree_hwi_hwi_tree_false,
5107 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
5108 hook_int_tree_tree_1, hook_constcharptr_tree_null,
5109 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
5110 hook_constcharptr_int_tree_null,
5111 hook_constcharptr_int_tree_tree_null): Delete.
5112 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
5113 hook_bool_const_tree_hwi_hwi_const_tree_false,
5114 hook_bool_const_tree_hwi_hwi_const_tree_true,
5115 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
5116 hook_constcharptr_const_tree_null,
5117 hook_constcharptr_const_rtx_null,
5118 hook_constcharptr_const_tree_const_tree_null,
5119 hook_constcharptr_int_const_tree_null,
5120 hook_constcharptr_int_const_tree_const_tree_null): New.
5121 (default_can_output_mi_thunk_no_vcall): Constify.
5122 * integrate.c (function_attribute_inlinable_p): Likewise.
5123 * integrate.h (function_attribute_inlinable_p): Likewise.
5124 * jump.c (rtx_renumbered_equal_p): Likewise.
5125 * output.h (decl_readonly_section, categorize_decl_for_section,
5126 default_use_anchors_for_symbol_p, default_binds_local_p,
5127 default_binds_local_p_1): Likewise.
5128 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
5130 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
5131 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
5132 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
5133 TARGET_COMP_TYPE_ATTRIBUTES,
5134 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
5135 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
5136 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
5137 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
5138 TARGET_DWARF_CALLING_CONVENTION): Likewise.
5139 * target.h (can_output_mi_thunk, needs_block_p,
5140 first_cycle_multipass_dfa_lookahead_guard_spec,
5141 vector_alignment_reachable, comp_type_attributes,
5142 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
5143 commutative_p, use_blocks_for_constant_p,
5144 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
5145 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
5146 invalid_within_doloop, valid_dllimport_attribute_p,
5147 split_complex_arg, invalid_arg_for_unprototyped_fn,
5148 invalid_conversion, invalid_unary_op, invalid_binary_op):
5150 * targhooks.c (default_invalid_within_doloop,
5151 hook_invalid_arg_for_unprototyped_fn,
5152 default_builtin_vector_alignment_reachable): Likewise.
5153 (hook_bool_rtx_commutative_p): Delete.
5154 (hook_bool_const_rtx_commutative_p): New.
5155 * targhooks.h (default_invalid_within_doloop,
5156 default_builtin_vector_alignment_reachable,
5157 hook_invalid_arg_for_unprototyped_fn): Constify.
5158 (hook_bool_rtx_commutative_p): Delete.
5159 (hook_bool_const_rtx_commutative_p): New.
5160 * varasm.c (bss_initializer_p, decl_default_tls_model,
5161 categorize_decl_for_section, decl_readonly_section,
5162 default_use_anchors_for_symbol_p, default_binds_local_p,
5163 default_binds_local_p_1): Constify.
5165 2007-08-24 Jie Zhang <jie.zhang@analog.com>
5167 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
5168 __NO_BUILTIN if -fno-builtin.
5170 2007-08-24 Jie Zhang <jie.zhang@analog.com>
5172 * config/bfin/bfin.c (print_operand): Report error instead of
5173 ICE for wrong operand.
5175 2007-08-24 Michael Matz <matz@suse.de>
5177 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
5179 2007-08-24 Richard Guenther <rguenther@suse.de>
5182 * tree-ssa.c (useless_type_conversion_p): Split into a
5183 recursive and a non-recursive part.
5184 (useless_type_conversion_p_1): New function.
5185 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
5186 from maybe_fold_offset_to_reference is trivially convertible
5187 to the desired type before doing the simplification.
5189 2007-08-24 Jakub Jelinek <jakub@redhat.com>
5191 * expr.c (store_expr): Optimize initialization of an array
5193 * expr.h (builtin_strncpy_read_str): New prototype.
5194 * builtins.c (builtin_strncpy_read_str): Remove prototype.
5197 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
5200 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
5201 field when initializing if_info structure.
5203 2007-08-24 Richard Guenther <rguenther@suse.de>
5205 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
5207 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
5208 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
5209 * tree-inline.c (inlinable_function_p): Fold in common parts of
5210 the cannot_inline_tree_fn langhook.
5211 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
5212 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
5213 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
5214 cannot_inline_tree_fn langhook.
5215 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
5216 cannot_inline_tree_fn member.
5218 2007-08-24 Richard Guenther <rguenther@suse.de>
5220 * expr.c (get_inner_reference): Do computation of bitoffset
5221 from offset in a way we can detect overflow reliably.
5223 2007-08-24 Jie Zhang <jie.zhang@analog.com>
5225 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
5227 2007-08-24 Jie Zhang <jie.zhang@analog.com>
5229 * config/bfin/bfin.opt (mfast-fp): Add.
5230 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
5231 libbffastfp override libgcc if -mfast-fp.
5232 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
5233 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
5234 (Blackfin Options): Document -mfast-fp.
5236 2007-08-24 Jakub Jelinek <jakub@redhat.com>
5238 PR tree-optimization/32573
5240 * tree-data-ref.c (initialize_data_dependence_relation): Clear
5241 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
5242 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
5243 (build_classic_dist_vector): Return false rather than true if
5244 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
5245 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
5246 returned false. Don't call save_dist_v before calling
5247 build_classic_dist_vector_1.
5248 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
5249 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
5250 DDR_DIR_VECTS vectors.
5252 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
5254 * configure.ac (leb128): Modify sed statement to work with any
5255 binutils version string.
5256 * configure: Regenerate
5258 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5260 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
5261 Wrap in RTX_CODE macro guard.
5262 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
5263 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
5264 arm_mark_dllimport, arm_pe_encode_section_info,
5265 arm_pe_unique_section): Use ISO-C function declarations.
5266 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
5267 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
5268 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
5270 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
5271 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
5273 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
5275 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
5276 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
5277 (register_move_cost): Use ISO-C function declarations.
5278 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
5279 * config/score/score-protos.h (score_declare_object): Add
5281 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
5283 * final.c (profile_function): Avoid empty if-bodies.
5286 * calls.c (must_pass_in_stack_var_size,
5287 must_pass_in_stack_var_size_or_pad): Constify.
5288 * config/alpha/alpha-protos.h (function_value): Likewise.
5289 * config/alpha/alpha.c (alpha_return_in_memory,
5290 alpha_pass_by_reference, function_value,
5291 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
5292 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
5294 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
5295 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
5296 TARGET_PROMOTE_PROTOTYPES): Likewise.
5297 * config/arm/arm-protos.h (arm_return_in_memory,
5298 arm_pad_arg_upward, arm_function_value): Likewise.
5299 * config/arm/arm.c (arm_pass_by_reference,
5300 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
5301 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
5302 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
5304 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
5305 * config/avr/avr-protos.h (avr_function_value): Likewise.
5306 * config/avr/avr.c (avr_return_in_memory,
5307 gas_output_limited_string, gas_output_ascii, avr_function_value,
5308 avr_return_in_memory): Likewise.
5309 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
5310 * config/bfin/bfin.c (bfin_pass_by_reference,
5311 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
5312 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
5314 * config/cris/cris.c (cris_pass_by_reference,
5315 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
5316 * config/crx/crx.c (crx_return_in_memory): Likewise.
5317 * config/darwin.c (function_base, machopic_function_base_name):
5319 * config/fr30/fr30.c (fr30_must_pass_in_stack,
5320 TARGET_PROMOTE_PROTOTYPES): Likewise.
5321 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
5322 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
5323 * config/i386/i386-protos.h (ix86_return_in_memory,
5324 ix86_sol10_return_in_memory): Likewise.
5325 * config/i386/i386.c (ix86_function_value,
5326 ix86_function_sseregparm, ix86_must_pass_in_stack,
5327 type_natural_mode, classify_argument, examine_argument,
5328 construct_container, ix86_pass_by_reference, function_value_32,
5329 function_value_64, ix86_function_value_1, return_in_memory_32,
5330 return_in_memory_64, return_in_memory_ms_64,
5331 ix86_return_in_memory, ix86_sol10_return_in_memory,
5332 TARGET_PROMOTE_PROTOTYPES): Likewise.
5333 * config/ia64/ia64-protos.h (ia64_function_value,
5334 ia64_hpux_function_arg_padding): Likewise.
5335 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
5336 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
5337 ia64_hpux_function_arg_padding): Likewise.
5338 * config/iq2000/iq2000-protos.h (function_arg,
5339 iq2000_function_value): Likewise.
5340 * config/iq2000/iq2000.c (iq2000_return_in_memory,
5341 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
5342 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
5343 function_arg, iq2000_function_value): Likewise.
5344 * config/m32c/m32c-protos.h (m32c_function_value,
5345 m32c_promote_function_return): Likewise.
5346 * config/m32c/m32c.c (m32c_pass_by_reference,
5347 m32c_promote_prototypes, m32c_promote_function_return,
5348 m32c_function_value): Likewise.
5349 * config/m32r/m32r.c (m32r_return_in_memory,
5350 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
5351 m32r_in_small_data_p): Likewise.
5352 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
5354 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
5355 m68hc11_function_arg_padding): Likewise.
5356 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
5357 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
5358 m68k_function_value): Likewise.
5359 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
5360 mcore_function_value): Likewise.
5361 * config/mcore/mcore.c (handle_structs_in_regs,
5362 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
5363 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
5364 mcore_num_arg_regs, mcore_function_value): Likewise.
5365 * config/mips/mips-protos.h (mips_pad_arg_upward,
5366 mips_function_value): Likewise.
5367 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
5368 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
5369 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
5370 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
5371 mips_function_value): Likewise.
5372 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
5374 * config/mmix/mmix.c (mmix_pass_by_reference,
5375 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
5376 mmix_encode_section_info): Likewise.
5377 * config/mn10300/mn10300-protos.h (mn10300_function_value):
5379 * config/mn10300/mn10300.c (mn10300_return_in_memory,
5380 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
5381 mn10300_function_value): Likewise.
5382 * config/mt/mt-protos.h (mt_function_value): Likewise.
5383 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
5384 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
5385 * config/pa/pa-protos.h (function_arg_padding, function_value,
5386 pa_return_in_memory): Likewise.
5387 * config/pa/pa.c (pa_pass_by_reference,
5388 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
5389 function_arg_padding, function_value, pa_return_in_memory):
5391 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
5392 * config/rs6000/rs6000-protos.h (rs6000_function_value,
5393 function_arg_padding): Likewise.
5394 * config/rs6000/rs6000.c (rs6000_return_in_memory,
5395 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
5396 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
5397 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
5398 function_arg_padding, altivec_expand_dst_builtin,
5399 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
5400 altivec_init_builtins, rs6000_common_init_builtins,
5401 rs6000_function_value): Likewise.
5402 * s390/s390-protos.h (s390_function_value): Likewise.
5403 * config/s390/s390.c (s390_function_arg_size,
5404 s390_pass_by_reference, s390_return_in_memory,
5405 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
5406 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
5407 * config/score/score-protos.h (score_function_value): Likewise.
5408 * config/score/score.c (score_arg_partial_bytes,
5409 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
5410 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
5411 score_pass_by_reference, score_add_offset, score_function_value):
5413 * config/sh/sh-protos.h (sh_attr_renesas_p,
5414 sh_promote_prototypes): Likewise.
5415 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
5416 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
5417 sh_attr_renesas_p): Likewise.
5418 * config/sparc/sparc-protos.h (function_value,
5419 function_arg_padding): Likewise.
5420 * config/sparc/sparc.c (sparc_promote_prototypes,
5421 sparc_return_in_memory, sparc_pass_by_reference,
5422 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
5423 function_arg_record_value_2, function_arg_record_value_1,
5424 function_arg_record_value, function_arg_record_value,
5425 function_arg_padding, function_value): Likewise.
5426 * config/spu/spu-protos.h (spu_function_value): Likewise.
5427 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
5428 spu_function_value): Likewise.
5429 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
5431 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
5432 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
5433 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
5435 * config/v850/v850.c (v850_return_in_memory,
5436 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
5437 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
5438 * config/xtensa/xtensa.c (xtensa_return_in_msb,
5439 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
5440 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
5442 * explow.c (promote_mode, hard_function_value): Likewise.
5443 * expr.h (hard_function_value, promote_mode): Likewise.
5444 * function.c (aggregate_value_p): Likewise.
5445 * hooks.c (hook_bool_const_tree_true): New.
5446 * hooks.h (hook_bool_const_tree_true): New.
5447 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
5448 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
5449 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
5450 TARGET_RETURN_IN_MSB): Likewise.
5451 * target.h (promote_function_args, promote_function_return,
5452 promote_prototypes, return_in_memory, return_in_msb,
5453 pass_by_reference, must_pass_in_stack, callee_copies,
5454 function_value): Likewise.
5455 * targhooks.c (default_return_in_memory,
5456 hook_pass_by_reference_must_pass_in_stack,
5457 hook_callee_copies_named,
5458 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
5459 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
5460 default_function_value): Likewise.
5461 * targhooks.h (default_return_in_memory,
5462 hook_pass_by_reference_must_pass_in_stack,
5463 hook_callee_copies_named,
5464 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
5465 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
5466 default_function_value): Likewise.
5467 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
5468 (equiv_class_label_hash, equiv_class_label_eq): Constify.
5469 * tree-vectorizer.c (bb_in_loop_p): Likewise.
5470 * tree.c (needs_to_live_in_memory): Likewise.
5471 * tree.h (struct tree_type, needs_to_live_in_memory,
5472 aggregate_value_p, must_pass_in_stack_var_size,
5473 must_pass_in_stack_var_size_or_pad): Likewise.
5474 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
5475 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
5476 lookup_filename): Likewise.
5478 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
5481 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
5482 fake fcomi i387 instruction for !TARGET_CMOVE.
5483 (ix86_expand_branch): Expand natural sequence with one jump for
5484 all targets, not only TARGET_CMOVE.
5485 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
5486 pattern to implement fake fcomi sequence. Split instruction after
5487 reload to correct compare sequences.
5488 (*cmpfp_xf_cc): Ditto.
5489 (*cmpfp_<mode>_cc): Ditto.
5490 (*cmpfp_u_cc): Ditto.
5491 (*cmpfp_<mode>_cc): Ditto.
5493 2007-08-23 Richard Guenther <rguenther@suse.de>
5495 * tree-pretty-print.c (dump_generic_node): Annotate
5496 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
5498 2007-08-23 Richard Guenther <rguenther@suse.de>
5500 * builtins.c (expand_builtin_mathfn): Wrap argument in
5501 save_expr directly instead of re-building the call.
5502 (expand_builtin_mathfn_2): Likewise.
5503 (expand_builtin_mathfn_3): Likewise.
5504 (expand_builtin_interclass_mathfn): Likewise.
5505 (expand_builtin_int_roundingfn): Set arg.
5506 (expand_builtin_int_roundingfn_2): Likewise.
5508 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
5510 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
5511 *sse_nand<mode>3, *sse_xor<mode>3): New.
5513 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
5515 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
5516 * config/i386/i386.c (print_operand): Handle ';' code. Output
5517 semicolon for TARGET_MACHO.
5518 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
5519 emit semicolon after 'lock' prefix.
5520 (sync_double_compare_and_swap<mode>): Ditto.
5521 (*sync_double_compare_and_swapdi_pic): Ditto.
5522 (*sync_compare_and_swap_cc<mode>): Ditto.
5523 (sync_double_compare_and_swap_cc<mode>): Ditto.
5524 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
5525 (sync_old_add<mode>): Ditto.
5526 (sync_add<mode>): Ditto.
5527 (sync_sub<mode>): Ditto.
5528 (sync_ior<mode>): Ditto.
5529 (sync_and<mode>): Ditto.
5530 (sync_xor<mode>): Ditto.
5532 2007-08-22 Chao-ying Fu <fu@mips.com>
5534 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
5536 (copy_rtx): Handle CONST_FIXED.
5537 (rtx_equal_p): Likewise.
5538 * rtl.h (fixed_value.h): New include.
5539 (rtx_def): Add a new field of fixed_value to u.
5540 (XCNMPFV): Define for accessing fixed_value.
5541 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
5543 * rtl.def (CONST_FIXED): New constant.
5544 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
5545 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
5546 US_ASHIFT): New codes.
5547 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
5548 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
5549 unsigned_fract_convert, unsigned_sat_fract): Document them.
5550 * varasm.c (assemble_integer): Extend to support fixed-point constants
5551 by using different machine classes.
5552 (decode_addr_const): Handle FIXED_CST.
5553 (const_hash_1): Likewise.
5554 (compare_constant): Likewise.
5555 (copy_constant): Likewise.
5556 (const_rtx_hash_1): Handle CONST_FIXED.
5557 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
5558 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
5560 (initializer_constant_valid_p): Handle FIXED_CST.
5561 (output_constant): Support FIXED_POINT_TYPE.
5562 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
5563 * cse.c (hash_rtx): Support CONST_FIXED.
5564 (exp_equiv_p): Likewise.
5565 (cannon_reg): Likewise.
5566 (fold_rtx): Likewise.
5567 (equiv_constant): Likewise.
5568 (cse_process_notes_1): Likewise.
5569 (count_reg_usage): Likewise.
5570 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
5571 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
5572 (wrap_constant): Check CONST_FIXED.
5573 (cselib_hash_rtx): Support CONST_FIXED.
5574 (cselib_subst_to_values): Likewise.
5575 * df-scan.c (df_uses_record): Likewise.
5576 * gcse.c (want_to_gcse_p): Likewise.
5577 (oprs_unchanged_p): Likewise.
5578 (oprs_not_set_p): Likewise.
5579 (compute_transp): Likewise.
5580 (extract_mentioned_regs_helper): Likewise.
5581 * genemit.c (gen_exp): Likewise.
5582 * local-alloc.c (equiv_init_varies_p): Likewise.
5583 (contains_replace_regs): Likewise.
5584 (memref_referenced_p): Likewise.
5585 * loop-invariant.c (check_maybe_invariant): Likewise.
5586 (hash_invariant_expr_1): Likewise.
5587 (invariant_expr_equal_p): Likewise.
5588 * postreload-gcse.c (oprs_unchanged_p): Likewise.
5589 * regclass.c (reg_scan_mark_refs): Likewise.
5590 * regrename.c (scan_rtx): Likewise.
5591 * resource.c (mark_referenced_resources): Likewise.
5592 (mark_set_resources): Likewise.
5593 * rtlanal.c (rtx_unstable_p): Likewise.
5594 (rtx_varies_p): Likewise.
5595 (count_occurrences): Likewise.
5596 (reg_mentioned_p): Likewise.
5597 (modified_between_p): Likewise.
5598 (modified_in_p): Likewise.
5599 (volatile_insn_p): Likewise.
5600 (volatile_refs_p): Likewise.
5601 (side_effects_p): Likewise.
5602 (may_trap_p_1): Likewise.
5603 (inequality_comparisons_p): Likewise.
5604 (computed_jump_p_1): Likewise.
5605 (commutative_operand_precedence): Likewise.
5606 * sched-deps.c (sched_analyze_2): Likewise.
5607 * sched-vis.c (print_value): Likewise.
5608 * reload.c (operands_match_p): Likewise.
5609 (subst_reg_equivs): Likewise.
5610 * reload1.c (eliminate_regs_1): Likewise.
5611 (elimination_effects): Likewise.
5612 (scan_paradoxical_subregs): Likewise.
5613 * alias.c (rtx_equal_for_memref_p): Likewise.
5614 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
5615 * emit-rtl.c (const_fixed_htab): New hash table.
5616 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
5618 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
5619 const_fixed_from_fixed_value): New functions.
5620 (verify_rtx_sharing): Handle CONST_FIXED.
5621 (copy_rtx_if_shared_1): Likewise.
5622 (reset_used_flags): Likewise.
5623 (set_used_flags): Likewise.
5624 (copy_insn_1): Likewise.
5625 (init_emit_once): Create const_fixed_htab.
5626 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
5628 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
5630 PR tree-optimization/32949
5631 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
5632 before failing for ivs with non-constant step.
5634 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
5636 * doc/md.texi (Iterators): Renamed from Macros. All contents
5637 changed to reflect rename of respectively define_code_macro and
5638 define_mode_macro to define_code_iterator and define_mode_iterator.
5639 (Mode Iterators, Code Iterators): Similar.
5640 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
5641 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
5642 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
5643 (initialize_iterators, find_iterator, check_code_iterator)
5644 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
5645 (read_mapping, read_rtx_1): Similar.
5646 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
5647 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
5648 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
5649 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
5650 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
5651 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
5652 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
5653 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
5654 config/rs6000/sync.md, config/rs6000/rs6000.md,
5655 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
5656 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
5657 config/vax/vax.md, config/bfin/bfin.md: Similar.
5659 2007-08-22 David Daney <ddaney@avtrex.com>
5661 * doc/install.texi (Testing): Mention testing on a simulator.
5663 2007-08-22 Janis Johnson <janis187@us.ibm.com>
5665 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
5667 * doc/libgcc.texi (Decimal float library routines): Fix formatting
5668 and rearrange floating point conversion functions into different
5671 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
5673 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
5674 dfa_post_advance_cycle): New scheduler hooks.
5675 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
5676 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
5678 (TARGET_SCHED): Use them.
5679 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
5680 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
5681 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
5683 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
5684 function to facilitate debugging.
5685 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
5686 (output_insn_has_dfa_reservation_p): New static function to output
5687 insn_has_dfa_reservation_p ().
5688 (write_automata): Use it.
5689 * genattr.c (main): Output declaration for
5690 insn_has_dfa_reservation_p ().
5692 2007-08-22 Christian Bruel <christian.bruel@st.com>
5693 Richard Guenther <rguenther@suse.de>
5695 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
5696 * simplify_rtx (simplify_binary_operation_1): Likewise.
5698 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
5700 PR rtl-optimization/32557
5701 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
5702 of REGNO (mws->mw_reg).
5704 2007-08-22 Richard Guenther <rguenther@suse.de>
5707 * builtins.c (expand_builtin_int_roundingfn): Replace call
5708 argument wrapped with SAVE_EXPR directly.
5709 (expand_builtin_int_roundingfn_2): Likewise.
5711 2007-08-22 Richard Guenther <rguenther@suse.de>
5713 * tree-inline.c (inlinable_function_p): Restore disregarding
5714 inline limits for GNU extern inline functions.
5716 2007-08-22 Richard Guenther <rguenther@suse.de>
5719 * tree.c (host_integerp): Treat sizetype as signed as it is
5722 2007-08-21 Ian Lance Taylor <iant@google.com>
5724 PR tree-optimization/33134
5725 * tree-vrp.c (adjust_range_with_scev): Call
5726 set_value_range_to_value.
5728 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
5730 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
5733 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
5735 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
5738 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
5740 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
5741 cases to set eight bytes at a time.
5742 (expand_block_move): Likewise.
5744 2007-08-21 Jakub Jelinek <jakub@redhat.com>
5747 * dwarf2out.c (gen_decl_die): Don't call
5748 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
5750 2007-08-21 Paul Brook <paul@codesourcery.com>
5751 Nathan Sidwell <nathan@codesourcery.com>
5752 Mark Mitchell <mark@codesourcery.com>
5753 Joseph Myers <joseph@codesourcery.com>
5755 * configure.ac: Add --with-pkgversion and --with-bugurl.
5756 * configure: Regenerate.
5757 * doc/install.texi: Document them.
5758 * version.c (version_string): Remove VERSUFFIX.
5759 (VERSUFFIX): Remove.
5760 (pkgversion_string): New.
5761 (bug_report_url): Do not hard-code initializer.
5762 * version.h (pkgversion_string): Declare.
5763 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
5765 (version.o): Define PKGVERSION and BUGURL.
5766 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
5767 (%.pod): Define BUGURL.
5768 * gcc.c (process_command, main): Use pkgversion_string.
5769 * toplev.c (compile_file, print_version): Likewise.
5770 * protoize.c (main): Likewise.
5771 * gcov.c (print_version): Likewise. Update copyright date.
5772 * gcov-dump.c (print_version): Likewise. Update copyright date.
5773 * mips-tdump.c (main): Likewise. Update copyright date.
5774 * mips-tfile.c (main): Likewise. Update copyright date.
5775 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
5776 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
5777 shorten description.
5778 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
5779 * doc/gccint.texi: Likewise.
5780 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
5781 Update copyright date.
5783 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
5785 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
5786 (ix86_expand_strlensi_unroll_1): Ditto.
5787 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
5788 (ix86_expand_carry_flag_compare): Update comment.
5790 2007-08-21 Jakub Jelinek <jakub@redhat.com>
5793 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
5794 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
5796 2007-08-21 Richard Guenther <rguenther@suse.de>
5798 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
5800 2007-08-21 Richard Guenther <rguenther@suse.de>
5803 * fold-const.c (fold_binary): Remove index +p PTR folding.
5804 Fix types of POINTER_PLUS_EXPR generated by folding of
5807 2007-08-20 Chao-ying Fu <fu@mips.com>
5809 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
5810 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
5811 RID_ONEWAY, so that it can be checked in declspecs_add_type.
5812 (c_common_fixed_point_type_for_size): Declare.
5813 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
5814 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
5815 (c_token_starts_declspecs): Likewise.
5816 (c_parser_declspecs): Likewise.
5817 (c_parser_attributes): Likewise.
5818 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
5819 (c_declspecs): Add saturating_p.
5820 * c-decl.c (build_null_declspecs): Initialize saturating_p.
5821 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
5822 _Sat. Handle RID_SAT.
5823 Avoid using void, bool, char, int, float, double, _Decimal32,
5824 _Decimal64, _Decimal128, and complex with _Sat.
5825 Handle RID_FRACT and RID_ACCUM.
5826 Make sure _Sat is used with _Fract or _Accum.
5827 (finish_declspecs): Handle cts_fract and cts_accum.
5828 * c-common.c (fixed-value.h): New include.
5829 (constant_expression_warning): Handle FIXED_CST.
5830 (overflow_warning): Likewise.
5831 (warnings_for_convert_and_check): Likewise.
5832 (c_common_fixed_point_type_for_size): New.
5833 (c_common_type_for_mode): Handle fixed-point modes to
5834 return various saturating/non-saturating, signed/unsigned types.
5835 (c_common_signed_or_unsigned_type): Support fixed-point types.
5836 (shorten_compare): Check fixed-point zero.
5837 Handle FIXED_POINT_TYPE.
5838 (c_common_truthvalue_conversion): Handle FIXED_CST.
5839 Handle FIXED_POINT_TYPE.
5840 (c_common_nodes_and_builtins): Record builtin types for fixed-point
5842 (handle_mode_attribute): Handle fixed-point modes. Need to check
5843 if the signness of base type and fixed-point modes are consistent.
5844 (handle_vector_size_attribute): Handle fixed-point modes.
5845 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
5846 (warn_for_div_by_zero): Check fixed-point zero.
5847 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
5848 a common fixed-point type based on fbit, ibit, sign, and saturation.
5849 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
5850 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
5851 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
5852 (convert_for_assignment): Support FIXED_POINT_TYPE.
5853 (digest_init): Handle FIXED_POINT_TYPE.
5854 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
5855 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
5856 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
5857 GE_EXPR, LT_EXPR, GT_EXPR.
5858 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
5859 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
5860 * target.h (gcc_target): Add fixed_point_supported_p.
5861 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
5862 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
5863 (default_fixed_point_supported_p): Define.
5864 * targhooks.h (default_fixed_point_supported_p): Declare.
5865 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
5866 * doc/install.texi (Configuration): Add --enable-fixed-point.
5867 * configure.ac (--enable-fixed-point): New to enable fixed-point
5868 arithmetic extension to C. For mips targets, we enable it by default.
5869 * configure, config.in: Regenerate.
5871 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
5873 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
5875 2007-08-20 David Edelsohn <edelsohn@gnu.org>
5877 * dwarf2out.c (text_section_used): Move declaration outside ifdef
5878 DWARF2_DEBUGGING_INFO.
5879 (cold_text_section_used): Same.
5880 (cold_text_section): Same.
5882 2007-08-20 Richard Guenther <rguenther@suse.de>
5884 * c-typeck.c (convert_for_assignment): Use the type of
5885 the member for the initialization.
5887 2007-08-20 Richard Guenther <rguenther@suse.de>
5889 * c-objc-common.c (c_disregard_inline_limits): Remove.
5890 * c-objc-common.h (c_disregard_inline_limits): Likewise.
5891 * cgraphunit.c (cgraph_process_new_functions): Call
5892 disregard_inline_limits_p.
5893 (cgraph_preserve_function_body_p): Likewise.
5894 * ipa-inline.c (compute_inline_parameters): Likewise.
5895 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
5897 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
5898 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
5899 disregard_inline_limits langhook.
5900 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
5902 * langhooks.h (lang_hooks_for_tree_inlining): Remove
5903 disregard_inline_limits langhook.
5904 * tree-inline.c (disregard_inline_limits_p): New function.
5905 * tree-inline.h (disregard_inline_limits_p): Declare.
5907 2007-08-20 Richard Guenther <rguenther@suse.de>
5909 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
5910 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
5911 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
5912 auto_var_in_fn_p langhook.
5913 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
5915 * tree.c (auto_var_in_fn_p): ... here.
5916 (find_var_from_fn): Call auto_var_in_fn_p directly.
5917 * langhooks.h (lang_hooks_for_tree_inlining): Remove
5918 auto_var_in_fn_p langhook.
5919 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
5920 (copy_body_r): Likewise.
5921 (self_inlining_addr_expr): Likewise.
5922 * tree.h (auto_var_in_fn_p): Declare.
5924 2007-08-20 Richard Guenther <rguenther@suse.de>
5926 * tree.c (WALK_SUBTREE): Call walk_tree_1.
5927 (walk_type_fields): Take lh parameter.
5928 (walk_tree): Rename to ...
5929 (walk_tree_1): ... this. Do not call the walk_subtrees
5930 langhook but the now passed callback. Pass lh on recursion.
5931 (walk_tree_without_duplicates): Rename to ...
5932 (walk_tree_without_duplicates_1): ... this. Take lh parameter
5933 and call walk_tree_1.
5934 * tree.h (walk_tree_lh): New typedef.
5935 (walk_tree_1): Declare.
5936 (walk_tree_without_duplicates_1): Likewise.
5937 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
5938 (walk_tree_without_duplicates): New define to
5939 walk_tree_without_duplicates_1 with NULL lh parameter.
5940 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
5941 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
5943 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
5944 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
5945 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
5948 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
5951 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
5952 code in front of the compacting of basic blocks.
5953 Move the folding of statements inbetween the cgraph checking
5954 and compacting of basic blocks.
5956 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5957 Serge Belyshev <belyshev@depni.sinp.msu.ru>
5960 * config/alpha/alpha.c (va_list_skip_additions): Check for
5961 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
5962 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
5963 PLUS_EXPR when checking ap.__base.
5964 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
5965 when doing addition on pointer types. Use size_int instead of
5967 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
5968 ptr_type in the second operand.
5970 2007-08-19 Andrew Pinski <pinskia@gmail.com>
5973 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
5975 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5978 * cfgexpand.c (expand_one_register_var): Mark pointer
5979 DECL_ARTIFICIAL as REG_POINTER also.
5980 * stmt.c (expand_decl): Likewise.
5982 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
5989 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
5990 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
5991 on_worklist argument and avoid adding things to worklist multiple
5993 (add_to_worklist): Ditto.
5994 (mark_aliases_call_clobbered): Mark entire structure clobbered if
5995 single SFT is clobbered.
5996 (set_initial_properties): Ditto.
5997 (compute_call_clobbered): Update for changes to function
5999 (create_overlap_variables_for): Always create SFT for offset 0.
6000 (create_structure_vars): Handle PHI's, since we are in SSA form at
6002 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
6003 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
6005 (add_vars_for_offset): Figure out aliases from access + points-to.
6006 (add_virtual_operand): Use add_vars-for_offset.
6007 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
6008 (add_call_clobber_ops): Remove makes_clobbering_call set.
6009 (get_expr_operands): Always pass through the INDIRECT_REF
6011 * tree-ssa-structalias.c (struct constraint_graph): Remove
6013 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
6014 address_taken, pt_used, number_incoming.
6015 (FIRST_ADDR_NODE): Removed.
6016 (merge_graph_nodes): Remove broken code for the moment.
6017 (init_graph): New function.
6018 (build_pred_graph): Remove code to init_graph.
6019 Add location equivalence support.
6020 (struct scc_info): Rename roots to deleted.
6022 (init_scc_info): Ditto
6023 (init_topo_info): Use graph->size.
6024 (compute_topo_order): Ditto.
6025 (do_da_constraint): Removed.
6026 (do_sd_constraint): Remove calls to find().
6027 set_union_with_increment should always get 0 as last arg here.
6028 (do_complex_constraint): Replace do_da_constraint with assert.
6030 (struct equiv_class_label): New.
6031 (pointer_equiv_class_table): Ditto.
6032 (location_equiv_class_table): Ditto.
6033 (equiv_class_label_hash): Ditto.
6034 (equiv_class_label_eq): Ditto
6035 (equiv_class_lookup): Ditto.
6036 (equiv_class_ladd): Ditto.
6037 (pointer_equiv_class): Ditto.
6038 (location_equiv_class): Ditto.
6039 (condense_visit): Rename and rewrite from label_visit to do only
6040 SCC related stuff for HU.
6041 (label_visit): Do HU work for HU.
6042 (perform_var_substitution): Update to do HU and location
6044 (free_var_substitution_info): Update to free HU and location
6045 equivalence structures. */
6046 (find_equivalent_node): Update for pointer but not location
6048 (unite_pointer_equivalences): New function.
6049 (move_complex_constraints): Rewrite to only do moving.
6050 (rewrite_constraints): Split out of move_complex_constraints.
6051 (solve_graph): Use graph->size.
6052 (process_constraint_1): Add from_call argument, use it.
6053 Split *a = &b into two constraints.
6054 (process_constraint): Use new process_constraint_1.
6055 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
6056 (get_constraint_for): Handle non-pointer integers properly.
6057 Remove code that used to handle structures.
6058 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
6059 with unknown addends.
6060 (handle_rhs_call): New function.
6061 (find_func_aliases): Use handle_rhs_call.
6062 (set_uids_in_ptset): Add an assert.
6063 (set_used_smts): Fix bug in not considering unified vars.
6064 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
6065 (compute_points_to_sets): Update for other function changes.
6066 (delete_points_to_sets): Ditto.
6067 (ipa_pta_execute): Ditto.
6068 (pass_ipa_pta): We need to update SSA after ipa_pta.
6070 2007-08-19 Jan Hubicka <jh@suse.cz>
6072 * i386.md: Replace "rim" and "mri" constraints by "g".
6074 2007-08-19 Joseph Myers <joseph@codesourcery.com>
6076 * dwarf2out.c (text_section_used, cold_text_section_used,
6077 cold_text_section, dwarf2out_note_section_used): New.
6078 (dwarf2out_init): Initialize cold_text_section.
6079 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
6080 dwarf2out_note_section_used.
6081 (size_of_aranges): Only count entry for text section if it was
6082 used. Count entry for cold text section if it was used.
6083 (output_aranges): Only output entries for text section and cold
6084 text section if they were used.
6086 2007-08-19 Andrew Pinski <pinskia@gmail.com>
6088 * tree-pretty-print.c (debug_generic_expr): Add a comment about
6090 (debug_generic_stmt): Likewise.
6091 (debug_tree_chain): Likewise.
6093 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
6095 * tree-data-refs.c (split_constant_offset): Expose.
6096 * tree-data-refs.h (split_constant_offset): Add declaration.
6098 * tree-vectorizer.h (dr_alignment_support): Renamed
6099 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
6100 Added a new value dr_explicit_realign.
6101 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
6102 dr_offset, dr_step, and dr_aligned_to, along with new access
6103 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
6104 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
6105 STMT_VINFO_DR_ALIGNED_TO.
6107 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
6109 In case of outer-loop vectorization with non-fixed misalignment - use
6110 the dr_explicit_realign scheme instead of the optimized realignment
6112 (new_stmt_vec_info): Initialize new fields.
6114 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
6115 'nested_in_vect_loop' case. Change verbosity level.
6116 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
6117 Don't fail on zero step in the outer-loop for loads.
6118 (vect_analyze_data_refs): Call split_constant_offset to calculate
6119 base, offset and init relative to the outer-loop.
6121 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
6122 BSI function argument with a new function argument - at_loop.
6123 Simplify the condition that determines STEP. Takes additional argument
6124 INV_P. Support outer-loop vectorization (handle the
6125 nested_in_vect_loop case), including zero step in the outer-loop. Call
6126 vect_create_addr_base_for_vector_ref with additional argument.
6127 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
6128 Updated function documentation. Handle the 'nested_in_vect_loop' case.
6129 Fixed and simplified calculation of step.
6130 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
6131 of bsi, and with additional argument. Call bump_vector_ptr with
6132 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
6133 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
6134 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
6135 when the realignment setup needs to take place inside the loop.
6136 Support the dr_explicit_realign scheme. Allow generating the optimized
6137 realignment scheme for outer-loop vectorization. Added documentation.
6138 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
6139 the 'nested_in_vect_loop' case, including loads that are invariant in
6140 the outer-loop and the realignment schemes. Handle the case when the
6141 realignment setup needs to take place inside the loop. Call
6142 vect_setup_realignment with additional arguments. Call
6143 vect_create_data_ref_ptr with additional argument and with loop instead
6144 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
6145 (vect_gen_niters_for_prolog_loop): Call
6146 vect_create_addr_base_for_vector_ref with additional arguments.
6147 (vect_create_cond_for_align_checks): Likewise.
6148 (bump_vector_ptr): Updated to support the new dr_explicit_realign
6149 scheme: takes additional argument bump; argument ptr_incr is now
6150 optional; updated documentation.
6151 (vect_init_vector): Takes additional argument (bsi). Use it, if
6152 available, to insert the vector initialization.
6153 (get_initial_def_for_induction): Pass additional argument in call to
6155 (vect_get_vec_def_for_operand): Likewise.
6156 (vect_setup_realignment): Likewise.
6157 (vectorizable_load): Likewise.
6159 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
6161 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
6162 as argument instead of struct loop.
6163 (nested_in_vect_loop_p): New function.
6164 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
6166 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
6167 from other phis in the loop.
6168 (destroy_loop_vec_info): Add additional argument to declaration.
6170 * tree-vectorizer.c (supportable_widening_operation): Also check if
6171 nested_in_vect_loop_p (don't allow changing the order in this case).
6172 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
6173 of struct loop. Call nested_in_vect_loop_p and don't require
6174 flag_unsafe_math_optimizations if it returns true.
6175 (new_stmt_vec_info): When setting def_type for phis differentiate
6176 loop-header phis from other phis.
6177 (bb_in_loop_p): New function.
6178 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
6179 just update their loop_vinfo. Order of BB traversal now matters -
6180 call dfs_enumerate_from with bb_in_loop_p.
6181 (destroy_loop_vec_info): Takes additional argument to control whether
6182 stmt_vinfo of the loop stmts should be destroyed as well.
6183 (vect_is_simple_reduction): Allow the "non-reduction" use of a
6184 reduction stmt to be defines by a non loop-header phi.
6185 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
6187 * tree-vect-transform.c (vectorizable_reduction): Call
6188 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
6189 (vectorizable_call): Likewise.
6190 (vectorizable_conversion): Likewise.
6191 (vectorizable_operation): Likewise.
6192 (vectorizable_type_promotion): Likewise.
6193 (vectorizable_type_demotion): Likewise.
6194 (vectorizable_store): Likewise.
6195 (vectorizable_live_operation): Likewise.
6196 (vectorizable_reduction): Likewise. Also pass loop_info to
6197 vect_is_simple_reduction instead of loop.
6198 (vect_init_vector): Call nested_in_vect_loop_p.
6199 (get_initial_def_for_reduction): Likewise.
6200 (vect_create_epilog_for_reduction): Likewise.
6201 (vect_init_vector): Check which loop to work with, in case there's an
6203 (get_initial_def_for_inducion): Extend to handle outer-loop
6204 vectorization. Fix indentation.
6205 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
6206 In the case vect_induction_def get the vector def from the induction
6207 phi node, instead of calling get_initial_def_for_inducion.
6208 (get_initial_def_for_reduction): Extend to handle outer-loop
6210 (vect_create_epilog_for_reduction): Extend to handle outer-loop
6212 (vect_transform_loop): Change assert to just skip this case. Add a
6214 (vect_finish_stmt_generation): Add a couple asserts.
6216 (vect_estimate_min_profitable_iters): Multiply
6217 cost of inner-loop stmts (in outer-loop vectorization) by estimated
6219 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
6220 this is an inner-loop reduction in outer-loop vectorization.
6222 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
6223 Same code as what used to be vect_analyze_scalar_cycles, only with
6224 additional argument loop, and loop_info passed to
6225 vect_is_simple_reduction instead of loop.
6226 (vect_analyze_scalar_cycles): Code factored out into
6227 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
6228 Updated documentation.
6229 (analyze_operations): Check for inner-loop loop-closed exit-phis during
6230 outer-loop vectorization that are live or not used in the outerloop,
6231 cause this requires special handling.
6232 (vect_enhance_data_refs_alignment): Don't consider versioning for
6234 (vect_analyze_data_refs): Check that there are no datarefs in the
6236 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
6237 and vect_used_in_outer_by_reduction cases.
6238 (process_use): Also consider the case of outer-loop stmt defining an
6239 inner-loop stmt and vice versa.
6240 (vect_analyze_loop_1): New function.
6241 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
6242 loops. Call vect_analyze_loop_1.
6243 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
6244 been vectorized. Call destroy_loop_vec_info with additional argument.
6246 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
6247 in the inner-loop when doing outer-loop vectorization. Add
6248 documentation and printout.
6249 (vect_recog_dot_prod_pattern): Likewise. Also add check for
6250 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
6252 2007-08-18 Andrew Pinski <pinskia@gmail.com>
6254 * tree-affine.h (print_aff): New prototype.
6255 (debug_aff): Likewise.
6256 * tree-affine.c (print_aff): New function.
6257 (debug_aff): Likewise.
6259 2007-08-18 Paul Brook <paul@codesourcery.com>
6260 Joseph Myers <joseph@codesourcery.com>
6262 * common.opt (-fdebug-prefix-map=): New option.
6263 * opts.c: Include debug.h.
6264 (common_handle_option): Handle -fdebug-prefix-map.
6265 * final.c: Include ggc.h.
6266 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
6267 remap_debug_filename): New.
6268 * Makefile.in (final.o, opts.o): Update dependencies.
6269 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
6270 * configure.ac: Check for assembler --debug-prefix-map support.
6271 * configure, config.in: Regenerate.
6272 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
6273 (ASM_DEBUG_SPEC): Include ASM_MAP.
6274 * doc/install.texi (--with-debug-prefix-map): Document.
6275 * doc/invoke.texi (-fdebug-prefix-map): Document.
6276 * dbxout.c (dbxout_init, dbxout_start_source_file,
6277 dbxout_source_file): Call remap_debug_filename.
6278 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
6279 dwarf2out_start_source_file, dwarf2out_finish): Call
6280 remap_debug_filename.
6281 (file_table_relative_p): Do not check d->emitted_number.
6282 * toplev.c (output_file_directive): Call remap_debug_filename.
6283 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
6284 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
6286 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6288 * loop-invariant.c (find_invariants_to_move): Add missing macro
6291 2007-08-17 Tom Tromey <tromey@redhat.com>
6293 * tree.h (struct tree_label_decl): Removed old "java" fields.
6295 2007-08-17 Richard Sandiford <richard@codesourcery.com>
6296 Nigel Stephens <nigel@mips.com>
6298 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
6299 Treat -mno-data-in-code and -mcode-xonly as aliases for
6300 -mcode-readable=no and -mcode-readable=pcrel respectively.
6301 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
6302 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
6303 (MULTILIB_DIRNAMES): Update accordingly.
6305 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
6307 * Makefile.in (version.o): Depend on $(REVISION) only if
6308 REVISION_s is defined.
6310 2007-08-17 Sa Liu <saliu@de.ibm.com>
6311 Ulrich Weigand <uweigand@de.ibm.com>
6314 * tree.c (reconstruct_complex_type): For a pointer to a vector,
6315 use build_qualified_type to retain qualifiers of the base type.
6317 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
6319 * config/score/score.md : Update pattern tablejump.
6320 * config/score/score.c : Update score_initialize_trampoline
6322 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
6323 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
6324 * doc/contrib.texi: Add my entry.
6326 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
6328 * Makefile.in (REVISION): New.
6331 (version.o): Also depend on $(REVISION). Add
6332 -DREVISION=$(REVISION_s).
6334 * version.c (version_string): Add REVISION.
6336 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
6338 * tree-eh.c (lower_try_finally_onedest): Reset the locus
6339 of GOTO that's relocated to a different block.
6341 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6343 * c-common.c (const_strip_array_types): New.
6344 * c-common.h (lang_missing_noreturn_ok_p): Delete.
6345 (const_strip_array_types): New.
6346 * c-objc-common.c (c_disregard_inline_limits,
6347 c_warn_unused_global_decl): Constify.
6348 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
6349 c_vla_type_p, c_incomplete_type_error): Likewise.
6350 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
6351 * hooks.c (hook_bool_const_tree_false): New.
6352 * hooks.h (hook_bool_const_tree_false): Likewise.
6353 * langhooks-def.h (lhd_warn_unused_global_decl,
6354 lhd_incomplete_type_error, lhd_expr_size,
6355 lhd_tree_inlining_disregard_inline_limits,
6356 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
6357 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
6358 * langhooks.c (lhd_warn_unused_global_decl,
6359 lhd_incomplete_type_error,
6360 lhd_tree_inlining_disregard_inline_limits,
6361 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
6362 lhd_expr_size): Likewise.
6363 * langhooks.h (lang_hooks_for_tree_inlining,
6364 lang_hooks_for_tree_dump, lang_hooks_for_types,
6365 lang_hooks_for_decls, lang_hooks): Likewise.
6366 * pointer-set.c (pointer_set_t, pointer_set_create,
6367 pointer_set_contains, insert_aux, pointer_set_insert,
6368 pointer_set_traverse, pointer_map_t, pointer_map_create,
6369 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
6371 * pointer-set.h (pointer_set_contains, pointer_set_insert,
6372 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
6373 pointer_map_traverse): Likewise.
6374 * predict.c (assert_is_empty): Likewise.
6375 * tree-affine.c (free_name_expansion): Likewise.
6376 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
6377 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
6378 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
6380 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
6382 * tree-vectorizer.c (new_loop_vec_info): Initialize new
6384 (destroy_loop_vec_info): Add call to VEC_free.
6385 * tree-vectorizer.h (may_alias_ddrs): Define.
6386 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
6387 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
6388 Change reporting to dump.
6389 (vect_is_duplicate_ddr): New.
6390 (vect_mark_for_runtime_alias_test): New.
6391 (vect_analyze_data_ref_dependences) Add call to
6392 vect_mark_for_runtime_alias_test.
6393 (vect_enhance_data_refs_alignment): Define local variable
6394 vect_versioning_for_alias_required, don't perform
6395 peeling for alignment if versioning for alias is
6397 (vect_enhance_data_refs_alignment): Use
6398 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
6399 PARAM_VECT_MAX_VERSION_CHECKS.
6400 * tree-vect-transform.c
6401 (vect_create_cond_for_alias_checks): New.
6402 (vect_transform_loop): Add call to
6403 vect_create_cond_for_alias_checks.
6404 (vect_vfa_segment_size): New.
6405 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
6407 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
6408 * gcc/doc/invoke.texi
6409 (vect-max-version-for-alignment-checks): Document.
6410 (vect-max-version-for-alias-checks): Document.
6411 (vect-max-version-checks): Remove.
6413 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
6415 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
6416 the same line as the instruction for all asm dialects.
6417 (*rep_movsi): Ditto.
6418 (*rep_movsi_rex64): Ditto.
6419 (*rep_movqi): Ditto.
6420 (*rep_movqi_rex64): Ditto.
6421 (*rep_stosdi_rex64): Ditto.
6422 (*rep_stossi): Ditto.
6423 (*rep_stossi_rex64): Ditto.
6424 (*rep_stosqi): Ditto.
6425 (*rep_stosqi_rex64): Ditto.
6426 (*cmpstrnqi_nz_1): Ditto.
6427 (*cmpstrnqi_nz_rex_1): Ditto.
6428 (*cmpstrnqi_1): Ditto.
6429 (*cmpstrnqi_rex_1): Ditto.
6430 (*strlenqi_1): Ditto.
6431 (*strlenqi_rex_1): Ditto.
6432 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
6433 prefix on the same line as the instruction for all asm dialects.
6434 (sync_double_compare_and_swap<mode>): Ditto.
6435 (*sync_double_compare_and_swapdi_pic): Ditto.
6436 (*sync_compare_and_swap_cc<mode>): Ditto.
6437 (sync_double_compare_and_swap_cc<mode>): Ditto.
6438 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
6439 (sync_old_add<mode>): Ditto.
6440 (sync_add<mode>): Ditto.
6441 (sync_sub<mode>): Ditto.
6442 (sync_ior<mode>): Ditto.
6443 (sync_and<mode>): Ditto.
6444 (sync_xor<mode>): Ditto.
6446 2007-08-16 Richard Sandiford <richard@codesourcery.com>
6449 * reload.c (find_reloads): Check that the memory returned by
6450 find_reloads_toplev was not the result of forcing a constant
6452 (find_reloads_toplev): Always use simplify_gen_subreg to get
6453 the subreg of a constant. If the result is also a constant,
6454 but not a legitimate one, force it into the constant pool
6455 and reload its address.
6457 2007-08-15 David Edelsohn <edelsohn@gnu.org>
6459 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
6462 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
6464 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
6465 directive for the current vector ABI.
6467 2007-08-15 Steve Ellcey <sje@cup.hp.com>
6470 * caller-save.c (reg_save_code): Set invalide status on restore code.
6472 2007-08-15 Diego Novillo <dnovillo@google.com>
6474 * tree-ssa-alias.c (compute_memory_partitions): Use
6475 alias_bitmap_obstack to allocate bitmaps.
6476 (reset_alias_info): Factor out of init_alias_info.
6477 Mark all name tags not associated to an SSA name for renaming.
6478 (init_alias_info): Call it.
6479 (create_name_tags): Tidy. Add comments.
6480 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
6482 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
6484 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
6485 scheduler dependencies.
6487 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
6489 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
6491 (*iorsi_1_zext): Likewise.
6492 (*iorsi_1_zext_imm): Likewise.
6493 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
6494 with "rm"/"xm" constraint.
6495 (sse2_vmsqrtv2df2): Likewise.
6497 2007-08-15 Jakub Jelinek <jakub@redhat.com>
6500 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
6503 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
6505 * tree-pass.h (PROP_pta): Removed.
6506 (TODO_rebuild_alias): New.
6507 (pass_may_alias): Removed.
6508 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
6509 aliasing if we changed something.
6510 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
6512 (pass_may_alias): Removed.
6513 (create_structure_vars): Return TODO_rebuild_alias.
6514 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
6515 * tree-sra.c (tree_sra): Only rebuild aliasing if something
6517 (tree_sra_early): We never affect aliasing right now.
6518 * tree-flow.h (compute_may_aliases): New prototype.
6519 * passes.c: Remove pass_may_alias from the passes.
6520 (execute_function_todo): Support TODO_rebuild_alias.
6522 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
6524 * i386.c: (legitimize_address): Move dllimported variable check
6525 infront of legitimizing pic address of CONST symbols.
6527 2007-08-14 Steve Ellcey <sje@cup.hp.com>
6529 PR tree-optimization/32941
6530 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
6531 (goto_queue_cmp): Remove.
6532 (find_goto_replacement): Change search method.
6533 (maybe_record_in_goto_queue): Add assert.
6534 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
6535 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
6537 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6539 * alias.c (component_uses_parent_alias_set): Constify.
6540 * alias.h (component_uses_parent_alias_set): Likewise.
6541 * cfgrtl.c (print_rtl_with_bb): Likewise.
6542 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
6543 mpz_get_double_int): Likewise.
6544 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
6545 mpz_get_double_int): Likewise.
6546 * expr.c (is_aligning_offset, undefined_operand_subword_p,
6547 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
6549 * expr.h (safe_from_p): Likewise.
6550 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
6552 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
6553 zero_sized_type, goa_lhs_expr_p): Likewise.
6554 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
6555 * rtl.h (print_rtl_with_bb): Likewise.
6556 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
6557 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
6558 * tree-flow-inline.h (bb_stmt_list): Constify.
6559 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
6561 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
6562 const_first_stmt, const_last_stmt): New.
6563 (block_may_fallthru, empty_block_p): Constify.
6564 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
6565 EXPR_ONLY_BODY): New.
6566 (expr_first, expr_last, expr_only): Use macro for body.
6567 (const_expr_first, const_expr_last, const_expr_only): New.
6568 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
6569 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
6570 ctsi_prev, ctsi_stmt): New.
6571 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
6572 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
6573 * tree-ssa-loop-niter.c (loop_only_exit_p,
6574 derive_constant_upper_bound): Likewise.
6575 * tree-ssa-phiopt.c (empty_block_p): Likewise.
6576 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
6577 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
6578 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
6579 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
6580 * tree.c (get_type_static_bounds): Likewise.
6581 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
6582 (get_type_static_bounds): Constify.
6584 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
6587 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
6588 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
6589 (*<addsub><mode>3_cc_overflow): New.
6590 (*add<mode>3_cconly_overflow): New.
6591 (*sub<mode>3_cconly_overflow): New.
6592 (*<addsub>si3_zext_cc_overflow): New.
6593 * config/i386/predicates.md (fcmov_comparison_operator): Accept
6594 CCCmode for LTU, GTU, LEU and GEU.
6595 (ix86_comparison_operator): Likewise.
6596 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
6597 * config/i386/i386.c (put_condition_code): Support CCCmode.
6598 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
6599 or MINUS expressions.
6601 2007-08-14 Andrew Pinski <pinskia@gmail.com>
6604 * c-typeck.c (build_binary_op): Disallow vector float types with
6605 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
6607 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
6609 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
6610 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
6611 (dep_def): New typedef.
6612 (init_dep_1, sd_debug_dep): Declare functions.
6613 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
6614 (debug_dep_links): Remove.
6615 (struct _deps_list): New field 'n_links'.
6616 (DEPS_LIST_N_LINKS): New macro.
6617 (FOR_EACH_DEP_LINK): Remove.
6618 (create_deps_list, free_deps_list, delete_deps_list): Remove
6620 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
6621 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
6622 (copy_deps_list_change_con, move_dep_link): Ditto.
6623 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
6624 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
6626 (INSN_BACK_DEPS): Remove.
6627 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
6629 (INSN_DEP_COUNT): Remove.
6630 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
6631 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
6632 Declare global variables.
6633 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
6634 (add_forw_dep, compute_forward_dependences): Remove declarations.
6635 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
6636 (add_back_forw_dep, delete_back_forw_dep): Ditto.
6637 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
6639 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
6641 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
6642 (sd_list_types_def): New typedef.
6643 (sd_next_list): Declare function.
6644 (struct _sd_iterator): New type.
6645 (sd_iterator_def): New typedef.
6646 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
6648 (FOR_EACH_DEP): New cycle wrapper.
6649 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
6651 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
6652 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
6655 * sched-deps.c (init_dep_1): Make global.
6656 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
6658 (dump_dep): New static function.
6659 (dump_dep_flags): New static variable.
6660 (sd_debug_dep): New function.
6661 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
6663 (move_dep_link): Use remove_from_deps_list (), instead of
6665 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
6666 (dep_link_is_detached_p): New static function.
6667 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
6669 (dn_pool, dl_pool): New alloc_pools.
6670 (dn_pool_diff, dl_pool_diff): New static variables.
6671 (create_dep_node, delete_dep_node): New static function.
6672 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
6673 (deps_list_empty_p): Make it static. Use 'n_links' field.
6674 (deps_pools_are_empty_p): New static function.
6675 (alloc_deps_list, delete_deps_list): Remove.
6676 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
6677 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
6678 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
6679 (forward_dependency_cache): Remove.
6680 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
6681 'back' from the names. Change signature to use dep_t instead of
6683 (add_back_dep): Ditto. Make global.
6684 (check_dep_status): Rename to check_dep ().
6685 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
6687 (sd_finish_insn): Ditto.
6688 (sd_find_dep_between_no_cache): New static function.
6689 (sd_find_dep_between): New function.
6690 (ask_dependency_caches, set_dependency_caches): New static functions.
6691 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
6692 (add_or_update_dep_1): Separate pieces of functionality into
6693 ask_dependency_caches (), update_dependency_caches (),
6694 change_spec_dep_to_hard (), update_dep ().
6695 (get_back_and_forw_lists): New static function.
6696 (sd_add_dep): Separate setting of dependency caches into
6697 set_dependency_caches ().
6698 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
6700 (sd_delete_dep): Ditto.
6701 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
6702 (dump_lists): New static function.
6703 (sd_debug_lists): New debug function.
6704 (delete_all_dependences, fixup_sched_groups): Update to use
6705 sd_* infrastructure.
6706 (sched_analyze_2): Create data-speculative dependency only if
6707 data-speculation is enabled.
6708 (sched_analyze_insn): If insn cannot be speculative, make all its
6709 dependencies non-speculative.
6710 (sched_analyze): Use sd_init_insn ().
6711 (add_forw_dep, compute_forward_dependencies): Remove.
6712 (delete_dep_nodes_in_back_deps): New static function.
6713 (sched_free_deps): New function.
6714 (init_dependency_caches): Init alloc_pools.
6715 (extend_depedency_caches): Update after removing of
6716 forward_dependency_cache.
6717 (free_dependency_caches): Ditto. Free alloc_pools.
6718 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
6719 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
6721 (add_back_forw_dep, delete_back_forw_dep): Ditto.
6722 (add_dependence): Use init_dep ().
6723 (get_dep_weak_1): New static function.
6724 (get_dep_weak): Move logic to get_dep_weak_1 ().
6725 (dump_ds): New static function moved from haifa-sched.c:
6726 debug_spec_status ().
6727 (debug_ds): New debug function.
6728 (check_dep_status): Rename to check_dep (). Update to check whole
6731 * haifa-sched.c (spec_info): Make global.
6732 (added_recovery_block_p): Rename to
6733 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
6734 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
6735 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
6736 to use new interfaces.
6737 (ok_for_early_queue_removal): Ditto.
6738 (schedule_block): Initialize logical uids of insns emitted by the
6740 (sched_init): Initialize new variable.
6741 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
6743 (extend_global): Initialize insn data.
6744 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
6745 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
6747 (add_to_speculative_block): Update to use new interfaces.
6748 (create_recovery_block): Set new variables.
6749 (create_check_block_twin, fix_recovery_deps): Update to use new
6751 (sched_insn_is_legitimate_for_speculation_p): New function.
6752 (speculate_insn): Move checking logic to
6753 sched_insn_is_legitimate_for_speculation_p ().
6754 (sched_remove_insn): Finalize sched-deps information of instruction.
6755 (clear_priorities, add_jump_dependencies): Update to use new
6757 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
6759 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
6760 to use new interfaces.
6761 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
6762 (new_ready): Try to use control speculation only if it is available.
6763 (add_branch_dependences): Update to use new interfaces.
6764 (compute_block_backward_dependences): Rename to
6765 compute_block_dependences (). Call
6766 targetm.sched.dependencies_evaluation_hook ().
6767 (free_block_dependencies): New static function.
6768 (debug_dependencies): Update to use new interfaces.
6769 (schedule_region): Remove separate computation of forward dependencies.
6770 Move call of targetm.sched.dependencies_evaluation_hook () to
6771 compute_block_dependences (). Free dependencies at the end of
6772 scheduling the region.
6774 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
6776 (add_deps_for_risky_insns): Ditto.
6777 (schedule_ebb): Remove separate computation of forward dependencies.
6778 Free dependencies at the end of scheduling the ebb.
6780 * ddg.c (create_ddg_dependence): Update to use new interfaces.
6781 (build_intra_loop_deps): Ditto. Remove separate computation of
6782 forward dependencies. Free sched-deps dependencies.
6784 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
6785 to use new interfaces.
6786 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
6788 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
6790 (is_costly_group): Ditto.
6792 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6794 * alias.c (rtx_equal_for_memref_p): Constify.
6795 * basic-block.h (const_edge, const_basic_block): New.
6796 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
6797 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
6798 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
6799 probably_never_executed_bb_p, edge_probability_reliable_p,
6800 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
6801 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
6803 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
6804 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
6806 * cfganal.c (flow_active_insn_p, forwarder_block_p,
6807 flow_nodes_print, dfs_enumerate_from): Likewise.
6808 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
6809 control_flow_insn_p, count_basic_blocks): Likewise.
6810 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
6811 get_loop_body_with_size, loop_exit_edge_p): Likewise.
6812 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
6813 average_num_loop_insns, loop_exit_edge_p,
6814 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
6815 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
6816 average_num_loop_insns, seq_cost): Likewise.
6817 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
6818 * dominance.c (dominated_by_p): Likewise.
6819 * emit-rtl.c (validate_subreg): Likewise.
6820 * except.c (can_throw_internal, can_throw_external): Likewise.
6821 * except.h (can_throw_internal, can_throw_external): Likewise.
6822 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
6823 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
6824 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
6825 simple_mem, store_ops_ok, load_kills_store, find_loads,
6826 store_killed_in_insn, store_killed_after, store_killed_before,
6827 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
6829 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
6830 noce_mem_write_may_trap_or_fault_p): Likewise.
6831 * pointer-set.c (pointer_set_contains, pointer_map_contains):
6833 * pointer-set.h (pointer_set_contains, pointer_map_contains):
6835 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
6836 probably_cold_bb_p, probably_never_executed_bb_p,
6837 edge_probability_reliable_p, br_prob_note_reliable_p,
6838 can_predict_insn_p): Likewise.
6839 * regclass.c (reg_set_to_hard_reg_set): Likewise.
6840 * resource.c (return_insn_p): Likewise.
6841 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
6843 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
6844 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
6845 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
6846 verify_gimple_modify_stmt): Likewise.
6847 * tree-chrec.c (is_not_constant_evolution,
6848 is_multivariate_chrec_rec, is_multivariate_chrec,
6849 chrec_contains_symbols, chrec_contains_undetermined,
6850 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
6851 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
6852 eq_evolutions_p, scev_direction): Likewise.
6853 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
6854 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
6855 chrec_contains_symbols_defined_in_loop,
6856 chrec_contains_undetermined, tree_contains_chrecs,
6857 evolution_function_is_affine_multivariate_p,
6858 evolution_function_is_univariate_p, chrec_zerop,
6859 evolution_function_is_constant_p, evolution_function_is_affine_p,
6860 evolution_function_is_affine_or_constant_p,
6861 tree_does_not_contain_chrecs, chrec_type): Likewise.
6862 * tree-data-ref.c (tree_fold_divides_p,
6863 object_address_invariant_in_loop_p, dr_may_alias_p,
6864 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
6865 same_access_functions, constant_access_functions,
6866 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
6868 * tree-flow.h (scev_direction): Likewise.
6869 * tree-gimple.c (is_gimple_stmt): Likewise.
6870 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
6872 * tree-pretty-print.c (op_prio): Likewise.
6873 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
6874 analyzable_condition, backedge_phi_arg_p): Likewise.
6875 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
6876 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
6877 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
6880 2007-08-13 Dan Hipschman <dsh@google.com>
6883 * c-format.c (check_format_arg): Move check for zero-length
6884 format strings below the check for unterminated strings.
6886 2007-08-13 Andrew Pinski <pinskia@gmail.com>
6889 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
6892 2007-08-13 Nick Clifton <nickc@redhat.com>
6894 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
6896 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6899 * c-format.c (gcc_gfc_length_specs): New array.
6900 (gcc_gfc_char_table): Add unsigned specifier, and references to
6901 the l length modifier.
6902 (format_types_orig): Use the new gcc_gfc_length_specs.
6904 2007-08-12 Sa Liu <saliu@de.ibm.com>
6906 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
6907 and with REG_RETVAL note after split.
6909 2007-08-11 David Daney <ddaney@avtrex.com>
6911 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
6912 as ATTRIBUTE_UNUSED.
6914 2007-08-11 David Edelsohn <edelsohn@gnu.org>
6915 Segher Boessenkool <segher@kernel.crashing.org>
6917 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
6918 HAVE_LOCAL_CPU_DETECT not defined.
6920 2007-08-11 Jan Hubicka <jh@suse.cz>
6922 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
6923 (cgraph_process_new_functions): Honor previous value of
6924 disregard_inline_limits.
6925 * ipa-inline.c (compute_inline_parameters): Likewise.
6927 2007-08-11 Ian Lance Taylor <iant@google.com>
6929 * alias.h (alias_set_type): Define new type.
6930 (ALIAS_SET_MEMORY_BARRIER): Use it.
6931 * rtl.h: Include alias.h.
6932 (struct mem_attrs): Use alias_set_type.
6933 * tree.h: Include alias.h
6934 (struct tree_type): Use alias_set_type.
6935 (struct tree_struct_field_tag): Likewise.
6936 (struct tree_decl_common): Likewise.
6937 * alias.c (struct alias_set_entry): Use alias_set_type.
6938 (get_alias_set_entry, alias_set_subset_of): Likewise.
6939 (alias_sets_conflict_p): Likewise.
6940 (alias_sets_must_conflict_p): Likewise.
6941 (objects_must_conflict_p): Likewise.
6942 (get_alias_set, new_alias_set): Likewise.
6943 (record_alias_subset, record_component_aliases): Likewise.
6944 (varargs_set, frame_set): Change to alias_set_type.
6945 (get_varargs_alias_set): Use alias_set_type.
6946 (get_frame_alias_set): Likewise.
6947 * builtins.c (setjmp_alias_set): Change to alias_set_type.
6948 * dse.c (struct store_info): Use alias_set_type.
6949 (struct read_info, struct clear_alias_mode_holder): Likewise.
6950 (clear_alias_set_lookup, canon_address): Likewise.
6951 (record_store, check_mem_read_rtx): Likewise.
6952 (dse_record_singleton_alias_set): Likewise.
6953 (dse_invalidate_singleton_alias_set): Likewise.
6954 * emit-rtl.c (get_mem_attrs): Likewise.
6955 (set_mem_attributes_minus_bitpos): Likewise.
6956 (set_mem_alias_set): Likewise.
6957 * expr.c (store_constructor_field, store_field): Likewise.
6958 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
6959 * langhooks.c (lhd_get_alias_set): Likewise.
6960 * langhooks-def.h (lhd_get_alias_set): Likewise.
6961 * reload1.c (alter_reg): Likewise.
6962 * tree-flow.h (struct fieldoff): Likewise.
6963 * tree-ssa-alias.c (struct alias_map_d): Likewise.
6964 (may_alias_p, get_smt_for, create_sft): Likewise.
6965 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
6966 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
6967 (merge_smts_into): Likewise.
6968 * varasm.c (const_alias_set): Likewise.
6969 * c-common.c (strict_aliasing_warning): Likewise.
6970 (c_common_get_alias_set): Likewise.
6971 * dse.h (dse_record_singleton_alias_set): Update declaration.
6972 (dse_invalidate_singleton_alias_set): Likewise.
6973 * emit-rtl.h (set_mem_alias_set): Likewise.
6974 * c-common.h (c_common_get_alias_set): Likewise.
6975 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
6976 * print-tree.c (print_node): Likewise.
6977 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
6979 (alpha_setup_incoming_varargs): Use alias_set_type.
6980 * config/i386/i386.c (setup_incoming_varargs_64): Use
6982 (setup_incoming_varargs_ms_64): Likewise.
6983 (ix86_GOT_alias_set): Likewise.
6984 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
6985 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
6986 (set): Change to alias_set_type.
6987 (get_TOC_alias_set): Use alias_set_type.
6988 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
6990 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
6991 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
6993 (struct_value_alias_set): Likewise.
6994 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
6996 2007-08-11 Richard Sandiford <richard@codesourcery.com>
6998 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
6999 * config/vxworks.h (TARGET_VXWORKS): Override.
7000 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
7001 "mips" if TARGET_VXWORKS.
7003 2007-08-11 Richard Sandiford <richard@codesourcery.com>
7005 * calls.c (avoid_likely_spilled_reg): New function.
7006 (expand_call): Use it.
7008 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7010 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
7012 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
7014 * config/mips/predicates.md (const_call_insn_operand): Invoke
7015 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
7017 2007-08-10 David Edelsohn <edelsohn@gnu.org>
7020 * config/rs6000/driver-rs6000.c: Include link.h.
7021 Use ElfW instead of wordsize-specif typedef.
7023 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7025 * system.h (CONST_CAST): New.
7026 * c-decl.c (c_make_fname_decl): Use it.
7027 * c-lex.c (cb_ident, lex_string): Likewise.
7028 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
7029 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
7030 give_switch, set_multilib_dir): Likewise.
7031 * gengtype-parse.c (string_seq, typedef_name): Likewise.
7032 * passes.c (execute_one_pass): Likewise.
7033 * prefix.c (update_path): Likewise.
7034 * pretty-print.c (pp_base_destroy_prefix): Likewise.
7035 * tree.c (build_string): Likewise.
7037 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
7039 * tree-flow-inline.h (is_exec_stmt): Remove.
7040 (is_label_stmt): Remove.
7041 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
7044 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
7046 * lower-subreg.c (resolve_shift_zext): Don't adjust
7047 src_reg_num for wordmode operands.
7049 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
7050 David Ung <davidu@mips.com>
7052 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
7053 (TARGET_SCHED_REORDER2): Define.
7054 (mips_maybe_swap_ready): New.
7055 (mips_last_74k_agen_insn): New.
7056 (mips_74k_agen_init): New.
7057 (mips_74k_agen_reorder): New function to group loads and stores
7059 (mips_sched_init): New.
7060 (mips_sched_reorder): Don't do initialization here. Call
7061 mips_74k_agen_reorder.
7062 (mips_variable_issue): Call mips_74k_agen_init.
7064 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
7066 * tree-flow-inline.h (get_filename): Remove.
7068 2007-08-10 Richard Sandiford <richard@codesourcery.com>
7070 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
7072 (mips_fetch_insns): Delete in favor of...
7073 (mips_load_store_insns): ...this new function.
7074 * config/mips/mips.c (mips_address_insns): Add a boolean argument
7075 to say whether multiword moves _might_ be split.
7076 (mips_fetch_insns): Delete in favor of...
7077 (mips_load_store_insns): ...this new function.
7078 (mips_rtx_costs): Update the call to mips_address_insns.
7079 (mips_address_cost): Likewise.
7080 * config/mips/mips.md (length): Use mips_load_store_insns instead
7081 of mips_fetch_insns.
7082 * config/mips/constraints.md (R): Use mips_address_insns rather
7083 than mips_fetch_insns. Assume that the move never needs to be split.
7085 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
7087 * config/mips/mips.opt (mhard-float, msoft-float): Make these
7088 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
7089 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
7090 * config/mips/mips.h (mips16_hard_float): Delete.
7091 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
7092 definitions, and replace with....
7093 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
7094 * config/mips/mips.c (mips16_hard_float): Delete. Replace
7095 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
7096 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
7097 (override_options): Replace MASK_SOFT_FLOAT references with
7098 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
7099 and mips16_hard_float when TARGET_MIPS16.
7101 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7104 * c-typeck.c (build_binary_op): Check for non pointer types before
7105 calling int_fits_type_p.
7107 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7110 * fold-const.c (omit_one_operand): Return only the ommitted expression
7111 if the result is an empty statement.
7112 (pedantic_omit_one_operand): Likewise.
7114 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
7116 * c-typeck.c (readonly_error): Improve error for assignment.
7118 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
7120 (pp_c_expression): Ditto.
7122 2007-08-09 Simon Baldwin <simonb@google.com>
7124 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
7125 break that was preventing simplify_associative_operation() for xor.
7127 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
7128 Nigel Stephens <nigel@mips.com>
7130 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
7131 Document change in interpretation of value from boolean to
7133 * optabs.c (expand_ffs, expand_ctz): New functions to compute
7134 ffs and ctz using clz.
7135 (expand_unop): Call them.
7136 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
7138 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
7139 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
7140 enable the new ffs expansion on this target.
7142 2007-08-09 Jan Hubicka <jh@suse.cz>
7144 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
7145 (expand_ternary_op): Likewise.
7146 (expand_vec_shift_expr): Likewise.
7147 (expand_binop_directly): Likewise.
7148 (expand_binop): Likewise.
7149 (sign_expand_binop): Likewise.
7150 (expand_twoval_unop): Likewise.
7151 (expand_twoval_binop): Likewise.
7152 (expand_twoval_binop_libfunc): Likewise.
7153 (widen_clz): Likewise.
7154 (widen_bswap): Likewise.
7155 (expand_parity): Likewise.
7156 (expand_unop): Likewise.
7157 (expand_abs_nojump): Likewise.
7158 (expand_copysign): Likewise.
7159 (emit_no_conflict_block): Likewise.
7160 (emit_libcall_block): Likewise.
7161 (can_compare_p): Likewise.
7162 (prepare_cmp_insn): Likewise.
7163 (emit_cmp_and_jump_insn_1): Likewise.
7164 (prepare_float_lib_cmp): Likewise.
7165 (emit_conditional_add): Likewise.
7166 (gen_add2_insn): Likewise.
7167 (have_add2_insn): Likewise.
7168 (gen_sub2_insn): Likewise.
7169 (have_sub2_insn): Likewise.
7170 (can_extend_p): Likewise.
7171 (can_fix_p): Likewise.
7172 (can_float_p): Likewise.
7173 (expand_float): Likewise.
7174 (expand_fix): Likewise.
7175 (expand_sfix_optab): Likewise.
7176 (new_optab): Likewise.
7177 (new_convert_optab): Likewise.
7178 (init_libfuncs): Likewise.
7179 (init_interclass_conv_libfuncs): Likewise.
7180 (init_intraclass_conv_libfuncs): Likewise.
7181 (set_conv_libfunc): Likewise.
7182 (init_optabs): Likewise.
7183 (debug_optab_libfuncs): Likewise.
7184 (gen_cond_trap): Likewise.
7185 * optabs.h (optab_handler, convert_optab_hanlder): New.
7186 * genopinit.c: Update optabs generation table.
7187 * reload.c (find_reloads_address_1): Use optabs accestors.
7188 * builtins.c (expand_builtin_mathfn): Likewise.
7189 (expand_builtin_mathfn_2): Likewise.
7190 (expand_builtin_mathfn_3): Likewise.
7191 (expand_builtin_interclass_mathfn): Likewise.
7192 (expand_builtin_sincos): Likewise.
7193 (expand_builtin_cexpi): Likewise.
7194 (expand_builtin_powi): Likewise.
7195 (expand_builtin_strlen): Likewise.
7196 * dojump.c (do_jump): Likewise.
7197 * expr.c (convert_move): Likewise.
7198 (move_by_pieces): Likewise.
7199 (move_by_pieces_ninsns): Likewise.
7200 (can_store_by_pieces): Likewise.
7201 (store_by_pieces_1): Likewise.
7202 (emit_move_via_integer): Likewise.
7203 (emit_move_complex): Likewise.
7204 (emit_move_ccmode): Likewise.
7205 (emit_move_insn_1): Likewise.
7206 (emit_single_push_insn): Likewise.
7207 (store_constructor): Likewise.
7208 (expand_expr_real_1): Likewise.
7209 (do_store_flag): Likewise.
7210 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
7211 (enumerate_modes): Likewise.
7212 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
7213 (supportable_widening_operation): Likewise.
7214 (supportable_narrowing_operation): Likewise.
7215 * expmed.c (store_bit_field_1): Likewise.
7216 (extract_bit_field_1): Likewise.
7217 (expand_mult_highpart_optab): Likewise.
7218 (expand_smod_pow2): Likewise.
7219 (expand_divmod): Likewise.
7220 (emit_store_flag): Likewise.
7221 * tree-vect-patterns.c
7222 (vect_pattern_recog_1): Likewise.
7223 * tree-ssa-loop-prefetch.c
7224 (nontemporal_store_p): Likewise.
7225 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
7226 (vect_create_epilog_for_reduction): Likewise.
7227 (vectorizable_reduction): Likewise.
7228 (vectorizable_operation): Likewise.
7229 (vect_strided_store_supported): Likewise.
7230 (vectorizable_store): Likewise.
7231 (vect_strided_load_supported): Likewise.
7232 (vectorizable_load): Likewise.
7233 * combine.c (simplify_comparison): Likewise.
7234 * tree-vect-generic.c
7235 (type_for_widest_vector_mode): Likewise.
7236 (expand_vector_operations_1): Likewise.
7237 * config/spu/spu.c (spu_expand_mov): Likewise.
7238 (spu_emit_vector_compare): Likewise.
7239 * config/rs6000/rs6000.c
7240 (rs6000_emit_vector_compare): Likewise.
7241 * stmt.c (add_case_node): Likewise.
7242 * reload1.c (gen_reload):
7244 2007-08-09 Michael Matz <matz@suse.de>
7246 * tree.h (fixed_zerop): Declare as taking a const_tree.
7247 * tree.c (fixed_zerop): Take a const_tree.
7249 2007-08-09 Ira Rosen <irar@il.ibm.com>
7251 * tree-vect-transform.c (vectorizable_store): Remove call to
7252 copy_virtual_operands() and call mark_symbols_for_renaming() for
7253 the created vector store.
7254 (vect_setup_realignment): Don't call copy_virtual_operands() and
7255 update_vuses_to_preheader().
7256 (vectorizable_load): Don't call copy_virtual_operands().
7257 (update_vuses_to_preheader): Remove.
7259 2007-08-08 Chao-ying Fu <fu@mips.com>
7261 * tree.def (FIXED_POINT_TYPE): New type.
7262 (FIXED_CST): New constant.
7263 (FIXED_CONVERT_EXPR): New expr.
7264 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
7265 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
7266 * tree.h (struct tree_base): Add saturating_flag.
7267 Remove one bit of spare for saturating_flag.
7268 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
7269 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
7270 FIXED_POINT_TYPE_P): Define.
7271 (TYPE_SATURATING): Define.
7272 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
7273 (struct tree_fixed_cst): New.
7274 (TYPE_IBIT, TYPE_FBIT): Define.
7275 (tree_node): Add fixed_cst.
7276 (enum tree_index): Add new enumeration values of
7277 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
7278 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
7279 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
7280 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
7281 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
7282 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
7283 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
7284 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
7285 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
7286 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
7287 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
7288 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
7289 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
7290 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
7291 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
7292 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
7293 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
7294 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
7295 (sat_short_fract_type_node, sat_fract_type_node,
7296 sat_long_fract_type_node, sat_long_long_fract_type_node,
7297 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
7298 sat_unsigned_long_fract_type_node,
7299 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
7300 fract_type_node, long_fract_type_node, long_long_fract_type_node,
7301 unsigned_short_fract_type_node, unsigned_fract_type_node,
7302 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
7303 sat_short_accum_type_node, sat_accum_type_node,
7304 sat_long_accum_type_node, sat_long_long_accum_type_node,
7305 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
7306 sat_unsigned_long_accum_type_node,
7307 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
7308 accum_type_node, long_accum_type_node, long_long_accum_type_node,
7309 unsigned_short_accum_type_node, unsigned_accum_type_node,
7310 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
7311 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
7312 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
7313 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
7314 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
7315 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
7316 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
7317 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
7318 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
7319 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
7320 sat_uda_type_node, sat_uta_type_node): New macro.
7321 (make_fract_type, make_accum_type): Declare.
7322 (make_signed_fract_type, make_unsigned_fract_type,
7323 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
7324 make_signed_accum_type, make_unsigned_accum_type,
7325 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
7326 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
7327 make_or_reuse_sat_signed_fract_type,
7328 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
7329 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
7330 make_or_reuse_sat_unsigned_accum_type): New macro.
7331 (fixed_zerop): Declare.
7332 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
7333 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
7334 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
7335 LONG_LONG_ACCUM_TYPE_SIZE): Define.
7336 * treestruct.def: Add TS_FIXED_CST.
7337 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
7339 (tree-dump.o): Likewise.
7340 (print-tree.o): Likewise.
7341 (tree-pretty-print.o): Likewise.
7342 (fold-const.o): Likewise.
7343 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
7344 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
7345 (is_gimple_min_invariant): Handle FIXED_CST.
7346 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
7347 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
7348 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
7349 (layout_type): Handle FIXED_POINT_TYPE.
7350 (make_fract_type, make_accum_type): New functions.
7351 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
7352 * tree-dump.c (fixed-value.h): New include.
7353 (dump_fixed): New function.
7354 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
7355 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
7356 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
7357 * tree-pretty-print.c (fixed-value.h): New include.
7358 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
7360 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
7361 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
7362 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
7363 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
7364 for non-saturating fixed-point types.
7365 (reassociate_bb): Likewise.
7366 * emit-rtl.c (fixed-value.h): New include.
7367 (fconst0, fconst1): New array.
7368 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
7369 * tree-vect-generic.c expand_vector_operation): Support
7370 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
7372 (type_for_widest_vector_mode): Add one parameter for the
7374 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
7376 Pass the satp parameter to type_for_mode for fixed-point types.
7377 (expand_vector_operations_1): Pass the saturating flag to
7378 type_for_widest_vector_mode.
7379 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
7380 and MODE_VECTOR_UACCUM.
7381 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
7382 (vectorizable_condition): Likewise.
7383 * tree.c (fixed-value.h): New include.
7384 (tree_code_size): Support FIXED_CST.
7385 (build_fixed): New function.
7386 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
7387 (fixed_zerop): New function.
7388 (tree_node_structure): Support FIXED_CST.
7389 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
7390 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
7391 (type_hash_eq): Handle FIXED_POINT_TYPE.
7392 (simple_cst_equal): Support FIXED_CST.
7393 (iterative_hash_expr): Handle FIXED_CST.
7394 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
7395 (get_narrower): Likewise.
7396 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
7397 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
7398 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
7399 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
7401 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
7402 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
7403 (initializer_zerop): Support FIXED_CST.
7404 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
7405 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
7406 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
7407 (is_base_type): Handle FIXED_POINT_TYPE.
7408 (add_type_attribute): Handle FIXED_POINT_TYPE.
7409 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
7410 * print-tree.c (fixed-value.h): New include.
7411 (print_node_brief): Support FIXED_CST.
7412 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
7413 * c-pretty-print.c (fixed-value.h): New include.
7414 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
7415 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
7416 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
7417 Support fixed-point types for inner items in VECTOR_TYPE.
7418 (pp_c_direct_declarator): Likewise.
7419 (pp_c_declarator): Likewise.
7420 (pp_c_fixed_constant): New function.
7421 (pp_c_constant): Handle FIXED_CST.
7422 (pp_c_primary_expression): Likewise.
7423 (pp_c_expression): Likewise.
7424 * fold-const.c (fixed-value.h): New include.
7425 (negate_expr_p): Return true for FIXED_CST.
7426 (fold_negate_expr): Support FIXED_CST.
7427 (split_tree): Support FIXED_CST.
7428 (const_binop): Support FIXED_CST.
7429 (fold_convert_const_int_from_fixed): New function to convert from
7431 (fold_convert_const_real_from_fixed): New function to convert from
7433 (fold_convert_const_fixed_from_fixed): New function to convert from
7434 fixed to another fixed.
7435 (fold_convert_const_fixed_from_int): New function to convert from
7437 (fold_convert_const_fixed_from_real): New function to convert from
7439 (fold_convert_const): Support conversions from fixed to int, from
7440 fixed to real, from fixed to fixed, from int to fixed, and from real
7442 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
7443 (operand_equal_p): Support FIXED_CST.
7444 (make_range): For fixed-point modes, we need to pass the
7445 saturating flag as the 2nd parameter.
7446 (tree_swap_operands_p): Handle FIXED_CST.
7447 (fold_plusminus_mult_expr): For fract modes, we cannot generate
7449 (fold_unary): Support FIXED_CONVERT_EXPR.
7450 (fold_binary): Handle FIXED_CST.
7451 Make sure the type is not saturating, before associating operations.
7452 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
7453 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
7454 (fold_negate_const): Support FIXED_CST.
7455 (fold_relational_const): Support FIXED_CST.
7456 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
7457 (gimplify_expr): Handle FIXED_CST.
7458 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
7459 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
7460 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
7461 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
7462 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
7463 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
7464 LONG_LONG_ACCUM_TYPE_SIZE.
7465 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
7466 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
7467 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
7468 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
7469 MODE_ACCUM, and MODE_UACCUM.
7470 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
7471 fixed-point types to disable reduction.
7472 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
7474 2007-08-08 David Edelsohn <edelsohn@gnu.org>
7476 * config/rs6000/x-rs6000: New file.
7477 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
7478 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
7479 (EXTRA_SPEC_FUNCTIONS): Define.
7480 (HAVE_LOCAL_CPU_DETECT): Define.
7481 (CC1_CPU_SPEC): Define.
7482 * config/rs6000/driver-rs6000.c: New file.
7483 * config/rs6000/aix.h (CC1_SPEC): Define.
7484 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
7485 * config.host: Add x-rs6000 to host_xmake_file if host and target
7486 are rs6000 or powerpc.
7488 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
7490 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
7492 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7493 Sandra Loosemore <sandra@codesourcery.com>
7494 Chao-ying Fu <fu@mips.com>
7495 Nigel Stephens <nigel@mips.com>
7496 David Ung <davidu@mips.com>
7498 * doc/invoke.texi (-mcode-readable): Document.
7499 * config/mips/mips.opt (mcode-readable): New option.
7500 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
7501 * config/mips/mips.h (mips_code_readable_setting): New enum.
7502 (mips_code_readable): Declare.
7503 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
7504 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
7505 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
7506 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
7507 boiler-plate comments.
7508 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
7509 * config/mips/mips.c (mips_code_readable): New variable.
7510 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
7511 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
7512 context and -mcode-readable setting to restrict the use of
7513 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
7514 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
7515 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
7516 (mips_blocks_for_constant_p): Only return false for
7517 TARGET_MIPS16_PCREL_LOADS.
7518 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
7519 for MIPS16. Handle SYMBOL_32_HIGH.
7520 (mips_const_insns): Allow HIGHs for MIPS16 too.
7521 (mips_unspec_address_offset): New function, split out from...
7522 (mips_unspec_address): ...here.
7523 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
7524 16-bit symbolic constants. Assert approropiate conditions for
7525 using the "la" and "dla" macros.
7526 (mips_handle_option): Handle -mcode-readable=.
7527 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
7528 Set up mips_lo_relocs[SYMBOL_32_HIGH].
7529 (mips_strip_unspec_address): New function, split out from...
7530 (print_operand_reloc): ...here.
7531 (print_operand): Pass constants through mips_strip_unspec_address.
7532 (print_operand_address): Likewise.
7533 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
7534 (mips_select_rtx_section): Remove MIPS16 handling.
7535 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
7536 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
7537 (mips16_lay_out_constants): Do nothing unless
7538 TARGET_MIPS16_PCREL_LOADS.
7539 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
7540 * config/mips/mips.md: Split HIGHs for MIPS16.
7541 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
7543 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7545 * config/mips/mips-protos.h (mips_emit_move): Declare.
7546 * config/mips/mips.c (mips_emit_move): New function.
7547 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
7548 (mips_legitimize_const_move): Likewise.
7549 (mips_legitimize_move): Likewise.
7550 (mips_split_64bit_move): Likewise.
7551 (mips_restore_gp): Likewise.
7552 (mips_load_call_address): Likewise.
7553 (mips_emit_fcc_reload): Likewise.
7554 (mips_set_return_address): Likewise.
7555 (mips_block_move_straight): Likewise.
7556 (mips_block_move_loop): Likewise.
7557 (mips_setup_incoming_varargs): Likewise.
7558 (mips_save_reg): Likewise.
7559 (mips_expand_prologue): Likewise.
7560 (mips_restore_reg): Likewise.
7561 (mips_expand_epilogue): Likewise.
7562 (mips_output_mi_thunk): Likewise.
7563 (build_mips16_call_stub): Likewise.
7564 (mips_builtin_branch_and_move): Likewise.
7565 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
7566 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
7567 (fixuns_truncdfdi2): Likewise.
7568 (fixuns_truncsfsi2): Likewise.
7569 (fixuns_truncsfdi2): Likewise.
7570 (loadgp_absolute): Likewise.
7571 (builtin_setjmp_setup): Likewise.
7572 (builtin_longjmp): Likewise.
7573 (untyped_call): Likewise.
7575 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7577 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
7578 an "rtx *" argument. Return a bool.
7579 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
7580 values and return true if they can be split. Take the same kind of
7581 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
7582 and store the lo_sum there if nonnull. Use the symbol type to
7583 determine whether a $gp or HIGH is needed.
7584 (mips_legitimize_address): Update call to mips_split_symbol and
7585 simplify accordingly.
7586 (mips_legitimize_const_move): Likewise.
7587 * config/mips/mips.md: In the combine define_split,
7588 check mips_split_symbol instead of splittable_symbolic_operand.
7589 Update use of mips_split_symbol in the generator code.
7590 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
7592 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7594 * config/mips/mips.c (mips_symbolic_address_p): Delete.
7595 (mips_symbol_insns_1): New function, split out from...
7596 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
7597 and stores separately from load addresses.
7598 (mips_classify_address): Replace uses of mips_symbolic_address_p
7599 with uses of mips_symbol_insns.
7600 (mips_address_insns): Update calls to mips_symbol_insns.
7601 (mips_const_insns): Likewise.
7602 (mips_legitimize_address): Likewise.
7604 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7606 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
7607 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
7608 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
7609 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
7610 non-call contexts if TARGET_MIPS16.
7611 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
7612 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
7613 code for SYMBOL_ABSOLUTE.
7614 (mips_symbol_insns): Likewise.
7616 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7618 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
7619 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
7620 (mips_symbolic_constant_p): Likewise. Update the call to
7621 mips_classify_symbol.
7622 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
7623 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
7624 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
7625 (print_operand_reloc): Add a context argument. Update the call to
7626 mips_symbolic_constant_p.
7627 (print_operand): Update the calls to print_operand_reloc.
7628 (print_operand_address): Use print_operand_reloc rather than
7630 (mips_rewrite_small_data_p): Add a context argument. Update the call
7631 to mips_symbolic_constant_p.
7632 (mips_small_data_pattern_1): Make DATA the containing mem.
7633 Update the call to mips_rewrite_small_data_p.
7634 (mips_rewrite_small_data_1): Likewise.
7635 (mips_use_anchors_for_symbol_p): Update the call to
7636 mips_symbolic_constant_p.
7637 * config/mips/predicates.md (const_call_insn_operand): Likewise.
7638 (splittable_symbolic_operand): Likewise.
7639 (move_operand): Likewise.
7640 (absolute_symbolic_operand): Likewise.
7641 (got_disp_operand): Likewise.
7642 (got_page_ofst_operand): Likewise.
7644 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7646 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
7647 (SYMBOL_ABSOLUTE): ...this.
7648 (SYMBOL_SMALL_DATA): Rename to...
7649 (SYMBOL_GP_RELATIVE): ...this.
7650 (SYMBOL_CONSTANT_POOL): Rename to...
7651 (SYMBOL_PC_RELATIVE): ...this.
7652 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
7653 (mips_symbolic_address_p, mips_symbol_insns, override_options)
7654 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
7655 after above changes.
7656 * config/mips/predicates.md (const_call_insn_operand): Likewise.
7657 (general_symbolic_operand): Rename to...
7658 (absolute_symbolic_operand): ...this.
7659 * config/mips/mips.md: Update after above changes.
7661 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
7662 Revital Eres <eres@il.ibm.com>
7664 * ddg.c (print_ddg): Add dump information.
7665 * modulo-sched.c (print_node_sched_params): Add parameter and
7667 (calculate_maxii): Remove function.
7668 (undo_generate_reg_moves): Likewise.
7669 (undo_permute_partial_schedule): Likewise.
7670 (kernel_number_of_cycles): Likewise.
7671 (MAXII_FACTOR): New definition to calculate the upper bound of II.
7672 (sms_schedule): Use it. Remove profitability checks.
7673 (sms_schedule_by_order): Fix order of nodes within the cycle.
7675 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
7677 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
7678 -profile option, add pie support.
7679 (ENDFILE_SPEC): New spec.
7680 * config/gnu.h (LIB_SPEC): Add -profile option.
7682 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
7684 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
7685 * config/gnu.h (LIB_SPEC): Likewise.
7687 2007-08-07 Yaz Saito <saito@google.com>
7688 Ian Lance Taylor <iant@google.com>
7690 * common.opt (finstrument-functions-exclude-function-list): New
7692 (finstrument-functions-exclude-file-list): New option.
7693 * opts.c (char_p): Define and DEF_VEC.
7694 (flag_instrument_functions_exclude_functions): New static
7696 (flag_instrument_functions_exclude_files): New static variable.
7697 (add_instrument_functions_exclude_list): New static function.
7698 (flag_instrument_functions_exclude_p): New function.
7699 (common_handle_option): Handle new options.
7700 * flags.h (flag_instrument_functions_exclude_p): Declare.
7701 * gimplify.c (gimplify_function_tree): Call
7702 flag_instrument_functions_exclude_p.
7703 * doc/invoke.texi (Option Summary): Mention new options.
7704 (Code Gen Options): Document new options.
7706 2007-08-07 Ian Lance Taylor <iant@google.com>
7708 PR rtl-optimization/32776
7709 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
7710 (resolve_use): Likewise.
7711 (decompose_multiword_subregs): Remove "changed" local variable.
7713 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
7715 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
7716 * configure: Regenerate.
7717 * config.in: Regenerate.
7718 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
7721 2007-08-07 Ian Lance Taylor <iant@google.com>
7723 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
7724 note, just delete the insn.
7726 2007-08-07 Andreas Schwab <schwab@suse.de>
7729 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
7732 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
7734 * lower-subreg.c (resolve_subreg_use): Remove assertion.
7735 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
7736 (decompose_multiword_subregs): Use the functions above to decompose
7737 multiword shifts and zero-extends.
7739 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
7741 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
7742 "assemble" descriptions which were swapped.
7744 2007-08-06 Chao-ying Fu <fu@mips.com>
7746 * fixed-value.h: New file.
7747 * fixed-value.c: New file.
7748 * Makefile.in (OBJS-common): Add fixed-value.o.
7749 (fixed-value.o): New rule.
7750 (GTFILES): Add fixed-value.h.
7751 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
7752 to compare a.low and b.low.
7753 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
7755 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
7756 Daniel Jacobowitz <dan@codesourcery.com>
7759 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
7761 (x86_64-*-netbsd*): Likewise.
7762 (x86_64-*-linux*): Likewise.
7763 (x86_64-*-kfreebsd*-gnu): Likewise.
7764 (x86_64-*-knetbsd*-gnu): Likewise.
7765 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
7767 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
7769 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
7770 Add -fno-asynchronous-unwind-tables.
7772 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
7773 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
7774 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
7775 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
7776 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
7778 2007-08-06 Steve Ellcey <sje@cup.hp.com>
7780 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
7781 (TARGET_C_MODE_FOR_SUFFIX): New.
7783 2007-08-06 Steve Ellcey <sje@cup.hp.com>
7785 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
7787 2007-08-06 Steve Ellcey <sje@cup.hp.com>
7789 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
7791 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
7793 * config/i386/i386.md: Check TARGET_ macros and optimize_size
7794 before checking function returns in conditional expressions.
7796 2007-08-06 Alfred Minarik <a.minarik@aon.at>
7799 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
7801 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
7804 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
7805 for INTEGRAL_TYPE_P.
7807 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
7809 * configure.ac: Remove --enable-checking=df from default settings.
7810 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
7811 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
7812 if the parameter is true.
7813 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
7814 DF_VERIFY_SCHEDULED flag is true.
7815 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
7816 (df_finish_pass): Adjust prototype.
7817 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
7820 * see.c (pass_see): Add TODO_df_verify.
7821 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
7822 * global.c (rest_of_handle_global_alloc): Schedule verification
7824 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
7826 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
7827 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
7828 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
7830 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
7831 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
7832 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
7834 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
7835 Revital Eres <eres@il.ibm.com>
7837 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
7839 * ddg.c (create_ddg_dependence): Rename to...
7840 (create_ddg_dep_from_intra_loop_link): This. Do not check
7841 for interloop edges. Do not create anti dependence edge when
7842 a true dependence edge exists in the opposite direction and
7843 -fmodulo-sched-allow-regmoves is set.
7844 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
7845 (add_cross_iteration_register_deps): Create anti dependence edge
7846 when -fno-modulo-sched-allow-regmoves is set.
7847 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
7849 2007-08-04 Richard Sandiford <richard@codesourcery.com>
7851 * config/arm/arm.md (movsi): Add braces.
7853 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
7856 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
7857 operands for the folding of "A - (A & B)" into "~B & A"; cast them
7860 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
7862 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
7863 state accessor functions.
7864 * cfgloopmanip.c (remove_path, create_preheaders,
7865 force_single_succ_latches, fix_loop_structure): Ditto.
7866 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
7867 tree_duplicate_loop_to_header_edge): Ditto.
7868 * cfgloopanal.c (mark_irreducible_loops): Ditto.
7869 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
7871 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
7872 cleanup_tree_cfg): Ditto.
7873 * tree-cfg.c (tree_merge_blocks): Ditto.
7874 * cfgloop.c (rescan_loop_exit, record_loop_exits,
7875 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
7876 loop_preheader_edge, single_exit): Ditto.
7877 (flow_loops_find): Do not clear loops->state.
7878 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
7879 loops_state_clear): New functions.
7881 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7884 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
7885 when adding to the base and convert ELT to sizetype instead of type.
7887 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7890 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
7891 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
7893 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7896 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
7897 correct type the negate expression.
7899 2007-08-03 Jan Hubicka <jh@suse.cz>
7901 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
7904 2007-08-03 David Edelsohn <edelsohn@gnu.org>
7906 * config/rs6000/rs6000.c (struct processor_cost): Change
7907 l1_cache_lines to l1_cache_size. Add l2_cache_size.
7908 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
7910 (rios1_costs, rios2_cost): Correct cache line size.
7911 (rs6000_override_options): Set l2-cache-size parameter.
7913 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7914 Diego Novillo <dnovillo@google.com>
7917 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
7918 if the range includes 0.
7920 2007-08-03 Ben Elliston <bje@au.ibm.com>
7922 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
7923 mode to unspec expressions to silence a warning from the generator
7926 2007-08-02 Steve Ellcey <sje@cup.hp.com>
7928 * config/ia64/constraints.md ("U"): Make constraint vector only.
7930 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
7933 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
7934 always_inline attribute on the function decl.
7936 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
7939 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
7940 if we are compiling with -fPIC.
7942 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
7943 Nigel Stephens <nigel@mips.com>
7945 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
7946 Define for MIPS32 and MIPS64.
7948 2007-08-02 Nick Clifton <nickc@redhat.com>
7950 * config/host-hpux.c: Change copyright header to refer to version
7951 3 of the GNU General Public License and to point readers at the
7952 COPYING3 file and the FSF's license web page.
7953 * config/alpha/predicates.md, config/alpha/vms-ld.c,
7954 config/alpha/linux.h, config/alpha/alpha.opt,
7955 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
7956 config/alpha/vms-unwind.h, config/alpha/ev4.md,
7957 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
7958 config/alpha/alpha.h, config/alpha/sync.md,
7959 config/alpha/openbsd.h, config/alpha/alpha.md,
7960 config/alpha/alpha-modes.def, config/alpha/ev5.md,
7961 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
7962 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
7963 config/alpha/constraints.md, config/alpha/osf.h,
7964 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
7965 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
7966 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
7967 config/frv/frv-asm.h, config/frv/frv-protos.h,
7968 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
7969 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
7970 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
7971 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
7972 config/s390/s390.opt, config/s390/s390-modes.def,
7973 config/s390/fixdfdi.h, config/s390/constraints.md,
7974 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
7975 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
7976 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
7977 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
7978 config/m32c/prologue.md, config/m32c/m32c.abi,
7979 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
7980 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
7981 config/m32c/t-m32c, config/m32c/m32c-modes.def,
7982 config/m32c/jump.md, config/m32c/shift.md,
7983 config/m32c/m32c-protos.h, config/libgloss.h,
7984 config/spu/spu-protos.h, config/spu/predicates.md,
7985 config/spu/spu-builtins.h, config/spu/spu.c,
7986 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
7987 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
7988 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
7989 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
7990 config/sparc/hypersparc.md, config/sparc/predicates.md,
7991 config/sparc/linux.h, config/sparc/sp64-elf.h,
7992 config/sparc/supersparc.md, config/sparc/cypress.md,
7993 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
7994 config/sparc/niagara.md, config/sparc/sparc.md,
7995 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
7996 config/sparc/sparc.opt, config/sparc/sync.md,
7997 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
7998 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
7999 config/sparc/sparc.c, config/sparc/little-endian.opt,
8000 config/sparc/sysv4-only.h, config/sparc/sparc.h,
8001 config/sparc/linux64.h, config/sparc/freebsd.h,
8002 config/sparc/sol2.h, config/sparc/rtemself.h,
8003 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
8004 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
8005 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
8006 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
8007 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
8008 config/m32r/linux.h, config/m32r/constraints.md,
8009 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
8010 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
8011 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
8012 config/i386/i386.md, config/i386/netware-crt0.c,
8013 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
8014 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
8015 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
8016 config/i386/sol2.h, config/i386/constraints.md,
8017 config/i386/netware-libgcc.c, config/i386/sysv5.h,
8018 config/i386/predicates.md, config/i386/geode.md,
8019 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
8020 config/i386/freebsd64.h, config/i386/vxworksae.h,
8021 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
8022 config/i386/rtemself.h, config/i386/netbsd-elf.h,
8023 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
8024 config/i386/netware.h, config/i386/i386-modes.def,
8025 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
8026 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
8027 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
8028 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
8029 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
8030 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
8031 config/i386/xm-mingw32.h, config/i386/linux64.h,
8032 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
8033 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
8034 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
8035 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
8036 config/i386/cygwin2.c, config/i386/i386-protos.h,
8037 config/i386/sync.md, config/i386/openbsd.h,
8038 config/i386/host-mingw32.c, config/i386/i386-aout.h,
8039 config/i386/nto.h, config/i386/biarch64.h,
8040 config/i386/i386-coff.h, config/i386/freebsd.h,
8041 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
8042 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
8043 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
8044 config/darwin-protos.h, config/linux.opt, config/sol2.c,
8045 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
8046 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
8047 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
8048 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
8049 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
8050 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
8051 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
8052 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
8053 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
8054 config/sh/superh64.h, config/sh/rtemself.h,
8055 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
8056 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
8057 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
8058 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
8059 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
8060 config/avr/predicates.md, config/avr/constraints.md,
8061 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
8062 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
8063 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
8064 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
8065 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
8066 config/c4x/c4x-modes.def, config/c4x/rtems.h,
8067 config/c4x/predicates.md, config/c4x/c4x.h,
8068 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
8069 config/xtensa/predicates.md, config/xtensa/xtensa.c,
8070 config/xtensa/linux.h, config/xtensa/xtensa.h,
8071 config/xtensa/elf.h, config/xtensa/xtensa.md,
8072 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
8073 config/xtensa/xtensa-protos.h, config/dbx.h,
8074 config/stormy16/predicates.md, config/stormy16/stormy16.md,
8075 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
8076 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
8077 config/host-solaris.c, config/fr30/fr30.h,
8078 config/fr30/predicates.md, config/fr30/fr30-protos.h,
8079 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
8080 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
8081 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
8082 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
8083 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
8084 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
8085 config/host-linux.c, config/interix3.h, config/cris/cris.c,
8086 config/cris/predicates.md, config/cris/linux.h,
8087 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
8088 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
8089 config/cris/aout.opt, config/cris/cris-protos.h,
8090 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
8091 config/iq2000/iq2000.h, config/iq2000/predicates.md,
8092 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
8093 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
8094 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
8095 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
8096 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
8097 config/chorus.h, config/mn10300/mn10300.c,
8098 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
8099 config/mn10300/mn10300.h, config/mn10300/linux.h,
8100 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
8101 config/mn10300/mn10300.md, config/ia64/predicates.md,
8102 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
8103 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
8104 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
8105 config/ia64/freebsd.h, config/ia64/ia64.md,
8106 config/ia64/ia64-modes.def, config/ia64/constraints.md,
8107 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
8108 config/gofast.h, config/rtems.h, config/sol2-10.h,
8109 config/m68k/predicates.md, config/m68k/m68k.md,
8110 config/m68k/linux.h, config/m68k/m68k-modes.def,
8111 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
8112 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
8113 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
8114 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
8115 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
8116 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
8117 config/m68k/constraints.md, config/m68k/rtemself.h,
8118 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
8119 config/m68k/uclinux.h, config/rs6000/power4.md,
8120 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
8121 config/rs6000/linux.h, config/rs6000/eabi.h,
8122 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
8123 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
8124 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
8125 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
8126 config/rs6000/windiss.h, config/rs6000/603.md,
8127 config/rs6000/aix41.h, config/rs6000/cell.md,
8128 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
8129 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
8130 config/rs6000/darwin.md, config/rs6000/darwin64.h,
8131 config/rs6000/default64.h, config/rs6000/7xx.md,
8132 config/rs6000/darwin.opt, config/rs6000/spe.md,
8133 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
8134 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
8135 config/rs6000/7450.md, config/rs6000/linux64.h,
8136 config/rs6000/constraints.md, config/rs6000/440.md,
8137 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
8138 config/rs6000/rs6000.c, config/rs6000/aix52.h,
8139 config/rs6000/rs6000.h, config/rs6000/power6.md,
8140 config/rs6000/predicates.md, config/rs6000/altivec.md,
8141 config/rs6000/aix64.opt, config/rs6000/rios1.md,
8142 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
8143 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
8144 config/rs6000/darwin7.h, config/rs6000/dfp.md,
8145 config/rs6000/linux64.opt, config/rs6000/sync.md,
8146 config/rs6000/vxworksae.h, config/rs6000/power5.md,
8147 config/rs6000/lynx.h, config/rs6000/biarch64.h,
8148 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
8149 config/rs6000/eabispe.h, config/rs6000/e500.h,
8150 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
8151 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
8152 config/rs6000/aix.h, config/rs6000/vxworks.h,
8153 config/rs6000/40x.md, config/rs6000/aix51.h,
8154 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
8155 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
8156 config/arc/arc.h, config/mcore/mcore-elf.h,
8157 config/mcore/mcore-protos.h, config/mcore/predicates.md,
8158 config/mcore/mcore.md, config/mcore/mcore.c,
8159 config/mcore/mcore.opt, config/mcore/mcore.h,
8160 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
8161 config/score/predicates.md, config/score/score-version.h,
8162 config/score/score-protos.h, config/score/misc.md,
8163 config/score/elf.h, config/score/score.c, config/score/mac.md,
8164 config/score/score7.md, config/score/score.h,
8165 config/score/score-conv.h, config/score/score-mdaux.c,
8166 config/score/score.md, config/score/score.opt,
8167 config/score/score-modes.def, config/score/score-mdaux.h,
8168 config/score/mul-div.S, config/arm/uclinux-elf.h,
8169 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
8170 config/arm/symbian.h, config/arm/linux-elf.h,
8171 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
8172 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
8173 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
8174 config/arm/strongarm-pe.h, config/arm/arm.h,
8175 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
8176 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
8177 config/arm/arm-modes.def, config/arm/linux-eabi.h,
8178 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
8179 config/arm/arm-cores.def, config/arm/arm-protos.h,
8180 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
8181 config/arm/wince-pe.h, config/arm/neon.md,
8182 config/arm/constraints.md, config/arm/neon.ml,
8183 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
8184 config/arm/arm.opt, config/arm/arm926ejs.md,
8185 config/arm/predicates.md, config/arm/iwmmxt.md,
8186 config/arm/arm_neon.h, config/arm/unknown-elf.h,
8187 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
8188 config/arm/neon-testgen.ml, config/arm/arm.md,
8189 config/arm/xscale-coff.h, config/arm/pe.c,
8190 config/arm/arm-generic.md, config/arm/pe.h,
8191 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
8192 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
8193 config/arm/strongarm-elf.h, config/arm/cirrus.md,
8194 config/arm/netbsd-elf.h, config/arm/vxworks.h,
8195 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
8196 config/pa/predicates.md, config/pa/pa64-hpux.h,
8197 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
8198 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
8199 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
8200 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
8201 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
8202 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
8203 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
8204 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
8205 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
8206 config/pa/pa64-regs.h, config/pa/pa-modes.def,
8207 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
8208 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
8209 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
8210 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
8211 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
8212 config/mips/linux64.h, config/mips/elforion.h,
8213 config/mips/constraints.md, config/mips/generic.md,
8214 config/mips/predicates.md, config/mips/4300.md,
8215 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
8216 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
8217 config/mips/5k.md, config/mips/vr4120-div.S,
8218 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
8219 config/mips/mips-protos.h, config/mips/6000.md,
8220 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
8221 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
8222 config/mips/mips-modes.def, config/mips/vr.h,
8223 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
8224 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
8225 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
8226 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
8227 config/vax/openbsd1.h, config/vax/netbsd.h,
8228 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
8229 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
8230 config/h8300/rtems.h, config/h8300/predicates.md,
8231 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
8232 config/h8300/h8300.md, config/h8300/h8300.opt,
8233 config/h8300/coff.h, config/h8300/h8300-protos.h,
8234 config/v850/v850.md, config/v850/predicates.md,
8235 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
8236 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
8237 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
8238 config/mmix/mmix.h, config/mmix/predicates.md,
8239 config/mmix/mmix-protos.h, config/mmix/mmix.md,
8240 config/mmix/mmix.c, config/mmix/mmix.opt,
8241 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
8242 config/bfin/rtems.h, config/bfin/bfin-modes.def,
8243 config/bfin/predicates.md, config/bfin/bfin-protos.h,
8244 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
8247 2007-08-02 Richard Sandiford <richard@codesourcery.com>
8249 * emit-rtl.c (reset_used_decls): Rename to...
8250 (set_used_decls): ...this. Set the used flag rather than clearing it.
8251 (unshare_all_rtl_again): Update accordingly. Set flags on argument
8252 DECL_RTLs rather than resetting them.
8254 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
8256 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
8258 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
8260 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
8261 argument to find_reloads_address.
8263 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
8265 PR tree-optimization/32919
8266 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
8267 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
8268 (coalesce_ssa_name): Call it.
8270 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
8271 David Ung <davidu@mips.com>
8273 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
8274 (__mips16_unorddf2, __mips16_floatunsidf): New.
8275 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
8277 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
8279 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
8281 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
8282 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
8283 * tree.h (OMP_SECTIONS_CONTROL): New macro.
8284 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
8285 * omp-low.c (get_ws_args_for, determine_parallel_type,
8286 expand_omp_for_generic, expand_omp_for_static_nochunk,
8287 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
8288 Work with more precise CFG.
8289 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
8290 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
8292 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
8293 * gimple-low.c (lower_stmt): Ditto.
8294 * tree-inline.c (estimate_num_insns_1): Ditto.
8295 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
8296 (OMP_SECTIONS_SWITCH): New.
8297 * tree-cfgcleanup.c (cleanup_omp_return): New.
8298 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
8299 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
8300 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
8301 (tree_redirect_edge_and_branch): Handle omp constructs.
8303 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
8304 with three arguments.
8306 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
8308 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
8311 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
8313 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
8314 the loop structures may need fixing.
8315 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
8317 (cleanup_tree_cfg_loop): Removed.
8318 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
8319 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
8320 instead of running cleanup_tree_cfg_loop.
8321 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
8322 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
8323 (tree_predictive_commoning): Declaration changed.
8324 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
8326 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
8328 * doc/invoke.texi (l1-cache-size): Update documentation.
8329 (l2-cache-size): Document.
8330 * params.h (L2_CACHE_SIZE): New macro.
8331 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
8332 that L1_CACHE_SIZE is in kB now.
8333 (L2_CACHE_SIZE_BYTES): New macro.
8334 (tree_ssa_prefetch_arrays): Show size in kB.
8335 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
8336 and l2_cache_size fields.
8337 * config/i386/driver-i386.c (describe_cache): Detect cache size
8339 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
8340 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
8341 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
8342 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
8343 (override_options): Set l1-cache-size and l2-cache-size to default
8344 values if not specified otherwise.
8345 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
8346 (PARAM_L2_CACHE_SIZE): New.
8348 2007-08-01 Nigel Stephens <nigel@mips.com>
8349 David Ung <davidu@mips.com>
8350 Thiemo Seufer <ths@mips.com>
8351 Chris Dearman <chris@mips.com>
8352 Richard Sandiford <richard@codesourcery.com>
8354 * config.gcc (mips*-sde-elf*): New stanza.
8355 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
8356 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
8357 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
8358 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
8359 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
8360 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
8362 * config/mips/sde.h: New file.
8363 * config/mips/t-libgcc-mips16: Likewise.
8364 * config/mips/t-sde: Likewise.
8365 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
8366 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
8367 _MIPS_FPSET and _MIPS_SZINT.
8368 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
8369 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
8370 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
8371 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
8372 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
8373 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
8374 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
8375 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
8376 _MIPS_SZPTR and _MIPS_FPSET.
8377 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
8378 architecture is specified.
8379 (MIPS_32BIT_OPTION_SPEC): New macro.
8381 2007-07-31 Dan Hipschman <dsh@google.com>
8383 * gcc.c (end_going_arg): New function.
8384 (do_spec_2): Use it.
8385 (do_spec_1): Use it.
8387 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
8389 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
8390 only if ENABLE_CHECKING is defined.
8392 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
8394 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
8395 df_ru_add_problem, df_ru_get_bb_info): Removed.
8396 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
8397 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
8398 df_ru_free_bb_info, df_ru_alloc,
8399 df_ru_bb_local_compute_process_def,
8400 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
8401 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
8402 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
8403 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
8404 df_ru_add_problem): Removed.
8406 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8409 * pa.md (casesi32): Use match_scratch. Revise insn condition.
8410 (casesi32p, casesi64p): Likewise.
8411 (casesi): Adjust for above.
8413 2007-07-31 Richard Sandiford <richard@codesourcery.com>
8415 * mode-switching.c (create_pre_exit): Don't search past calls.
8417 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
8419 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
8421 2007-07-31 Revital Eres <eres@il.ibm.com>
8423 * ddg.c (add_deps_for_def): Rename to...
8424 (add_cross_iteration_register_deps): This. Change implementation
8425 to use only reaching def and def-use chains to construct the
8426 inter loop dependencies.
8427 (add_deps_for_use): Remove function.
8428 (build_inter_loop_deps): Call add_cross_iteration_register_deps
8429 function to build the inter loop dependencies.
8430 * modulo-sched.c (sms_schedule): Build only
8431 reaching def and def-use chains for the propose of the ddg
8434 2007-07-31 Julian Brown <julian@codesourcery.com>
8436 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
8437 New define_insns. Use correct RTL.
8438 (vec_set<mode>): Write as expander.
8440 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
8442 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
8443 to an unallocated space.
8445 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
8448 (split_constant_offset): Enable split_constant_offset to extract
8449 constants from other statements.
8450 * tree-vect-transform.c
8451 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
8452 to a temp var. Force base_offset to be simple.
8454 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
8456 * df-scan.c (df_scan_verify): Remove artificial limit on
8457 the number of blocks for verification.
8458 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
8459 df_simulate_defs): Avoid unnecessary insn checking for defs.
8461 2007-07-29 Mark Mitchell <mark@codesourcery.com>
8463 * config/m68k/lb1sf68.asm (FUNC): New macro.
8465 (__udivsi3): Likewise.
8466 (__divsi3): Likewise.
8467 (__umodsi3): Likewise.
8468 (__modsi3): Likewise.
8469 (__subdf3): Likewise.
8470 (__adddf3): Likewise.
8471 (__muldf3): Likewise.
8472 (__divdf3): Likewise.
8473 (__negdf2): Likewise.
8474 (__cmpdf2): Likewise.
8475 (__subsf3): Likewise.
8476 (__addsf3): Likewise.
8477 (__mulsf3): Likewise.
8478 (__divsf3): Likewise.
8479 (__negsf2): Likewise.
8480 (__cmpsf2): Likewise.
8481 (__eqdf2): Likewise.
8482 (__nedf2): Likewise.
8483 (__gtdf2): Likewise.
8484 (__gedf2): Likewise.
8485 (__ltdf2): Likewise.
8486 (__ledf2): Likewise.
8487 (__eqsf2): Likewise.
8488 (__nesf2): Likewise.
8489 (__gtsf2): Likewise.
8490 (__gesf2): Likewise.
8491 (__ltsf2): Likewise.
8492 (__lesf2): Likewise.
8494 2007-07-30 Ollie Wild <aaw@google.com>
8496 * c-ppoutput.c (print_lines_directives_only): New function.
8497 (scan_translation_unit_directives_only): New function.
8498 (preprocess_file): Add call to scan_translation_unit_directives_only.
8499 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
8500 (sanitize_cpp_opts): Add default flag_dump_macros setting for
8501 -fdirectives-only. Add errors for -fdirectives-only conflict with
8502 -Wunused-macros and -traditional.
8503 (finish_options): Add builtin macro initialization for
8504 -fdirectives-only + -fpreprocessed.
8505 * c.opt (fdirectives-only): New.
8506 * doc/cppopts.texi (fdirectives-only): New.
8508 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8510 * alias.c (record_set, memory_modified_1): Constify.
8511 * bt-load.c (note_btr_set): Likewise.
8512 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
8513 * combine.c (set_nonzero_bits_and_sign_copies,
8514 expand_field_assignment, record_dead_and_set_regs_1,
8515 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
8516 likely_spilled_retval_1): Likewise.
8517 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
8518 frv_io_handle_set): Likewise.
8519 * config/mips/mips.c (mips_sim_record_set,
8520 vr4130_true_reg_dependence_p_1): Likewise.
8521 * config/mt/mt.c (insn_dependent_p_1): Likewise.
8522 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
8523 * config/sh/sh.c (flow_dependent_p_1): Likewise.
8524 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
8525 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
8526 * ddg.c (mark_mem_store): Likewise.
8527 * df-problems.c (df_urec_mark_reg_change): Likewise.
8528 * function.c (update_epilogue_consts): Likewise.
8529 * gcse.c (record_set_info, record_last_set_info,
8530 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
8531 reg_clear_last_set): Likewise.
8532 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
8534 * jump.c (reversed_comparison_code_parts): Likewise.
8535 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
8536 reg_is_set): Likewise.
8537 * loop-iv.c (mark_altered): Likewise.
8538 * mode-switching.c (reg_becomes_live): Likewise.
8539 * optabs.c (no_conflict_move_test): Likewise.
8540 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
8542 * postreload.c (reload_combine_note_store, move2add_note_store):
8544 * regmove.c (flags_set_1): Likewise.
8545 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
8547 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
8549 * resource.c (update_live_status): Likewise.
8550 * rtl.h (set_of, note_stores): Likewise.
8551 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
8552 note_stores, parms_set): Likewise.
8553 * sched-rgn.c (sets_likely_spilled_1): Likewise.
8554 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
8556 * var-tracking.c (count_stores, add_stores): Likewise.
8558 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8560 * alias.c (mems_in_disjoint_alias_sets_p,
8561 fixed_scalar_and_varying_struct_p, aliases_everything_p,
8562 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
8563 write_dependence_p, mems_in_disjoint_alias_sets_p,
8564 read_dependence, true_dependence, canon_true_dependence,
8565 anti_dependence, output_dependence): Constify.
8566 * combine.c (extended_count): Likewise.
8567 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
8568 * cselib.c (get_value_hash, references_value_p,
8569 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
8570 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
8571 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
8572 * function.c (contains, prologue_epilogue_contains,
8573 sibcall_epilogue_contains): Likewise.
8574 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
8575 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
8576 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
8577 reg_or_subregno): Likewise.
8578 * recog.c (asm_noperands): Likewise.
8579 * reload1.c (function_invariant_p): Likewise.
8580 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
8581 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
8582 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
8583 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
8584 true_regnum, reg_or_subregno, condjump_in_parallel_p,
8585 extended_count, prologue_epilogue_contains,
8586 sibcall_epilogue_contains, function_invariant_p, true_dependence,
8587 canon_true_dependence, read_dependence, anti_dependence,
8588 output_dependence): Likewise.
8589 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
8591 2007-07-30 Julian Brown <julian@codesourcery.com>
8593 * config/arm/neon.md (V_ext): New mode attribute.
8594 (neon_vget_lane<mode>): Replace with define_expand.
8595 (neon_vget_lane<mode>_sext_internal)
8596 (neon_vget_lane<mode>_zext_internal): New define_insns for double
8597 and quad precision vectors.
8598 (neon_vget_lanedi): Add bounds check. Remove dead comment.
8599 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
8600 have typeless 32-bit result.
8602 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
8605 * tree-affine.h (aff_tree): The type of rest is sizetype for types
8607 * tree-affine.c (aff_combination_scale): If type is a pointer type,
8608 use sizetype for rest.
8609 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
8610 (aff_combination_convert): Don't convert rest for pointer types.
8612 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
8614 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
8616 * tree-ssa-alias.c: Add alloc-pool.h.
8617 (init_alias_info): Free alias_bitmap_obstack.
8618 (delete_alias_info): Call delete_mem_ref_stats.
8619 (get_mem_sym_stats_for): Use alloc_pool.
8620 (init_mem_ref_stats): Do not delete mem_ref_stats here.
8621 (delete_mem_sym_stats): Removed.
8623 2007-07-29 Sebastian Pop <sebpop@gmail.com>
8625 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
8626 functions cannot be represented as classical distance vectors.
8628 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8630 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
8631 * builtins.c (validate_arg, builtin_mathfn_code,
8632 validate_arglist): Likewise.
8633 * calls.c (call_expr_flags): Likewise.
8634 * combine.c (reg_nonzero_bits_for_combine,
8635 reg_num_sign_bit_copies_for_combine, get_last_value,
8636 reg_truncated_to_mode): Likewise.
8637 * emit-rtl.c (subreg_lowpart_p): Likewise.
8638 * expr.c (highest_pow2_factor_for_target,
8639 categorize_ctor_elements_1, categorize_ctor_elements,
8640 count_type_elements, contains_packed_reference,
8641 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
8642 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
8643 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
8644 native_encode_int, native_encode_real, native_encode_complex,
8645 native_encode_vector, native_encode_expr, native_interpret_int,
8646 native_interpret_real, native_interpret_complex,
8647 native_interpret_vector, native_interpret_expr): Likewise.
8648 * function.c (use_register_for_decl): Likewise.
8649 * gimplify.c (get_name): Likewise.
8650 * langhooks-def.h (lhd_return_null_const_tree): New.
8651 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
8652 * langhooks.c (lhd_return_null_const_tree): New.
8653 * langhooks.h (lang_get_callee_fndecl): Constify.
8654 * output.h (constructor_static_from_elts_p): Likewise.
8655 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
8656 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
8657 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
8658 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
8659 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
8660 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
8661 * rtlhooks-def.h (reg_nonzero_bits_general,
8662 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
8664 * rtlhooks.c (reg_num_sign_bit_copies_general,
8665 reg_nonzero_bits_general, reg_truncated_to_mode_general):
8667 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
8668 * stor-layout.c (mode_for_size_tree): Likewise.
8669 * tree-ssa-loop-im.c (memref_eq): Likewise.
8670 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
8671 * tree.c (contains_placeholder_p, type_list_equal,
8672 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
8674 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
8675 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
8676 contains_placeholder_p, contains_packed_reference,
8677 get_callee_fndecl, operand_equal_for_phi_arg_p,
8678 warn_if_unused_value, is_body_block, native_encode_expr,
8679 native_interpret_expr, fold_convertible_p, operand_equal_p,
8680 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
8681 validate_arglist, simple_cst_equal, type_list_equal,
8682 use_register_for_decl, call_expr_flags, get_name,
8683 highest_pow2_factor): Likewise.
8684 (const_call_expr_arg_iterator_d,
8685 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
8686 first_const_call_expr_arg, more_const_call_expr_args_p,
8687 FOR_EACH_CONST_CALL_EXPR_ARG): New.
8688 * varasm.c (constructor_static_from_elts_p): Constify.
8690 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
8692 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
8693 config/arm/neon-schedgen.ml, config/arm/neon.ml,
8694 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
8695 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
8696 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
8697 tree-vect-transform.c, tree.def: Fix comment typos. Follow
8698 spelling conventions.
8699 * doc/invoke.texi: Follow spelling conventions.
8701 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
8702 Revital Eres <eres@il.ibm.com>
8704 * modulo-sched.c (sms_schedule): Avoid loops which includes
8705 auto-increment instructions.
8707 2007-07-28 Richard Guenther <rguenther@suse.de>
8710 * fold-const.c (fold_cond_expr_with_comparison): Convert
8711 operand zero of MIN/MAX_EXPR to correct type.
8713 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8715 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
8716 flags_from_decl_or_type): Constify.
8717 * gcc.c (do_spec_1): Likewise.
8718 * print-tree.c (dump_addr, print_node_brief): Likewise.
8719 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
8720 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
8721 tree_purge_all_dead_eh_edges): Likewise.
8722 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
8723 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
8725 * tree.c (expr_location, expr_has_location, expr_locus,
8726 expr_filename, expr_lineno, get_inner_array_type,
8727 fields_compatible_p): Likewise.
8728 * tree.h (get_inner_array_type, fields_compatible_p,
8729 expr_location, expr_has_location, expr_locus, expr_filename,
8730 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
8731 setjmp_call_p, alloca_call_p): Likewise.
8733 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
8735 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
8736 TV_FLOW_INSENSITIVE.
8738 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
8740 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
8741 (compute_flow_insensitive_aliasing): Ditto for
8742 TV_FLOW_INSENSITIVE.
8744 2007-07-27 Jan Hubicka <jh@suse.cz>
8746 * config/i386/i386.c (register_move_cost): Remove accidentally
8747 comitted #if 0 block.
8749 * attribs.c: Include hashtab.h
8750 (attribute_hash): New.
8751 (substring): New structure.
8752 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
8754 (init_attributes): Initialize attribute hash.
8755 (decl_attributes): Use attribute hash.
8756 * Makefile.in (attribs.c): Depend on hashtab.h.
8758 2007-07-27 Steve Ellcey <sje@cup.hp.com>
8760 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
8762 2007-07-27 Richard Sandiford <richard@codesourcery.com>
8764 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
8765 __mips_dspr2 and __mips_dsp_rev macros.
8766 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
8768 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
8770 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
8772 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
8776 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
8777 and the updating of the live and do_not_gen sets.
8778 (df_note_bb_compute): Added updating of live and do_not_gen sets
8779 for regular defs so that the case of clobber inside conditional
8780 call is processed correctly.
8782 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
8784 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
8785 operands with compatible type.
8787 2007-07-27 Richard Sandiford <richard@codesourcery.com>
8789 * expr.h (store_bit_field): Don't return a value.
8790 * expmed.c (check_predicate_volatile_ok): New function.
8791 (store_bit_field_1): New function, extracted from store_bit_field.
8792 Take a fallback_p argument and return true if the operation succeeded.
8793 Only use store_fixed_bit_field if fallback_p. Don't recompute
8794 mode_for_extraction; use op_mode instead. Try forcing memories
8795 into registers if the insv expander fails.
8796 (store_bit_field): Use store_bit_field_1 with fallback_p true.
8797 Don't return a value.
8798 (convert_extracted_bit_field): New function, extracted from
8800 (extract_bit_field_1): Likewise. Take a fallback_p argument
8801 and return NULL if the operation succeeded. Only use
8802 extract_fixed_bit_field if fallback_p. Only calculate one
8803 extraction mode. Combine code for extv and extzv. Try forcing
8804 memories into registers if the ext(z)v expander fails.
8805 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
8807 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
8809 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
8811 (df_ref): Likewise. Put regno with other integer fields.
8813 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
8815 * df.h (df_mw_hardreg): Remove "loc" field.
8816 * df-scan.c (df_ref_record): Don't set it. Remove redundant
8818 * df-problems.c (df_whole_mw_reg_unused_p): New function,
8819 split out from df_set_unused_notes_for_mw. Return false for
8820 partial references. Assert that mw_reg is a REG when returning true.
8821 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
8822 (df_whole_mw_reg_dead_p): New function, split out from
8823 df_set_dead_notes_for_mw. Return false for partial references.
8824 Assert that mw_reg is a REG when returning true.
8825 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
8826 Remove redundant bitmap check.
8828 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
8830 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
8831 ($(T)crtend.o): Likwise.
8832 ($(T)crtbeginS.o): Likwise.
8833 ($(T)crtendS.o): Likwise.
8834 ($(T)crtfastmath.o): Likwise.
8836 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
8838 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
8839 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
8840 * basic-block.h (struct control_flow_graph): Added x_dom_computed
8841 and x_n_bbs_in_dom_tree fields.
8843 2007-07-26 Steve Ellcey <sje@cup.hp.com>
8845 PR tree-optimization/32087
8846 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
8847 Do not call scale_bbs_frequencies_int with prob of zero.
8849 2007-07-26 Julian Brown <julian@codesourcery.com>
8851 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
8852 (neon_element_bits): Add prototypes.
8853 * config/arm/arm.c (bounds_check, neon_lane_bounds)
8854 (neon_const_bounds, neon_element_bits): New functions.
8855 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
8856 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
8857 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
8858 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
8859 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
8860 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
8861 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
8862 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
8863 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
8864 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
8865 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
8866 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
8867 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
8869 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
8871 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
8872 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
8874 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
8875 Julian Brown <julian@codesourcery.com>
8877 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
8878 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
8879 * config/arm/cortex-a8.md: New.
8880 * config/arm/cortex-a8-neon.md: New.
8881 * config/arm/neon-schedgen.ml: New.
8882 * config/arm/neon.md (vqh_mnem): New.
8884 (Is_float_mode): New.
8885 (Scalar_mul_8_16): New.
8887 (V_mode_nunits): New.
8888 (All instruction patterns): Annotate with neon_type attribute
8890 * config/arm/arm.md: Include cortex-a8.md.
8891 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
8893 Annotate instruction patterns accordingly.
8894 (generic_sched): Do not use generic scheduling for Cortex-A8.
8895 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
8897 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
8899 * fold-const.c (fold_read_from_constant_string): Use
8901 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
8903 2007-07-26 Nick Clifton <nickc@redhat.com>
8905 * tree-ssa-operands.h: Change copyright header to refer to version
8906 3 of the GNU General Public License and to point readers at the
8907 COPYING3 file and the FSF's license web page.
8908 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
8909 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
8910 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
8911 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
8912 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
8913 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
8914 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
8915 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
8916 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
8917 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
8918 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
8919 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
8920 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
8921 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
8922 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
8923 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
8924 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
8925 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
8926 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
8927 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
8928 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
8929 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
8930 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
8931 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
8932 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
8933 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
8934 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
8935 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
8936 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
8937 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
8938 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
8939 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
8940 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
8941 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
8942 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
8943 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
8944 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
8945 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
8946 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
8947 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
8948 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
8949 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
8950 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
8951 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
8952 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
8953 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
8954 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
8955 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
8956 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
8957 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
8958 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
8959 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
8960 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
8961 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
8962 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
8963 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
8964 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
8965 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
8966 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
8967 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
8968 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
8969 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
8970 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
8971 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
8972 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
8973 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
8974 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
8975 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
8976 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
8977 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
8978 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
8979 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
8980 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
8981 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
8982 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
8983 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
8984 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
8985 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
8986 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
8987 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
8988 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
8989 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
8990 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
8991 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
8992 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
8993 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
8994 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
8995 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
8996 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
8997 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
8998 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
8999 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
9000 vecprim.h, basic-block.h, tree-ssa-structalias.c,
9001 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
9002 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
9003 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
9004 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
9005 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
9006 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
9007 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
9008 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
9009 convert.c, convert.h, langhooks-def.h, reload1.c,
9010 tree-ssa-operands.c: Likewise.
9012 2007-07-26 Jan Hubicka <jh@suse.cz>
9014 * tree-ssa-live.c: Include debug.h and flags.h.
9015 (mark_scope_block_unused): New function.
9016 (remove_unused_scope_block_p): New function.
9017 (remove_unused_locals): Remove unused blocks too.
9019 2007-07-25 Ian Lance Taylor <iant@google.com>
9021 * combine.c (combine_max_regno): Remove. Remove all uses.
9022 (struct reg_stat_struct): Rename from struct reg_stat.
9023 (reg_stat_type): Define, and declare VECs.
9024 (reg_stat): Change from pointer to VEC. Change all uses.
9025 (combine_split_insns): New static function.
9026 (try_combine, find_split_point): Call it instead of split_insns.
9028 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
9030 * cfghooks.c (split_block): Fix the information about loop latch.
9032 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
9034 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
9036 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
9038 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
9039 Scan the new edge for loop exit info.
9041 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
9043 * config/darwin.c: Include debug.h.
9045 2007-07-25 Steve Ellcey <sje@cup.hp.com>
9048 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
9050 2007-07-25 Steve Ellcey <sje@cup.hp.com>
9052 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
9053 (HARD_REGNO_MODE_OK): Ditto.
9054 (MODES_TIEABLE_P): Ditto.
9055 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
9056 (CLASS_MAX_NREGS): Ditto.
9057 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
9058 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
9059 (divdf3_internal_thr): Removed.
9060 * config/ia64/div.md: New file.
9061 * config/ia64/constraints.md: Add H constraint.
9063 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9065 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
9066 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
9067 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
9068 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
9069 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
9070 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
9071 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
9072 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
9073 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
9074 dump_sbitmap_file, debug_sbitmap, popcount_table,
9075 sbitmap_popcount): Constify.
9076 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
9077 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
9078 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
9079 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
9080 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
9081 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
9082 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
9083 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
9084 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
9085 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
9086 sbitmap_popcount, sbitmap_verify_popcount): Constify.
9088 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9090 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
9091 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
9092 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
9093 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
9094 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
9095 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
9096 bitmap_intersect_p, bitmap_intersect_compl_p,
9097 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
9098 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
9100 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
9101 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
9102 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
9103 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
9104 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
9105 debug_bitmap, debug_bitmap_file, bitmap_print,
9106 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
9107 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
9109 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
9111 * config/darwin.c (darwin_override_options): Additional fix for
9112 debug info formats that don't support var tracking.
9114 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9116 * cselib.c (entry_and_rtx_equal_p): Constify.
9117 * gengtype.c (output_mangled_typename, write_types, write_local):
9119 * gengtype.h (const_type_p): New.
9120 * see.c (eq_descriptor_extension, hash_descriptor_extension):
9122 * tlink.c (scan_linker_output): De-constify.
9123 * tree-ssa-loop-im.c (memref_eq): Constify.
9124 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
9125 (shared_bitmap_hash, shared_bitmap_eq): Constify.
9127 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9129 * c-common.c (fname_as_string, c_type_hash): Constify.
9130 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
9131 * cgraph.c (edge_hash, edge_eq): Likewise.
9132 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
9133 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
9134 reg_attrs_htab_eq): Likewise.
9135 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
9137 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
9138 const_decl_t, const_state_t, const_automata_list_el_t): New.
9139 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
9140 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
9141 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
9142 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
9143 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
9144 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
9145 compare_max_occ_cycle_nums, out_state_arcs_num,
9146 compare_transition_els_num, units_cmp, state_reservs_cmp):
9148 * genmodes.c (cmp_modes): Likewise.
9149 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
9150 * gimplify.c (compare_case_labels): Likewise.
9151 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
9152 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
9153 * matrix-reorg.c (mtt_info_hash): Likewise.
9154 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
9155 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
9156 (htab_hash_bucket, htab_hash_elem): Constify.
9157 * tree-browser.c (TB_parent_eq): Likewise.
9158 * tree-scalar-evolution.c (hash_scev_info): Likewise.
9159 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
9160 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
9161 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
9163 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
9164 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
9165 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
9166 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
9167 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
9169 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
9170 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
9171 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
9172 * tree-ssa-threadupdate.c (redirection_data_hash,
9173 redirection_data_eq): Likewise.
9174 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
9175 * tree-ssa.c (var_ann_eq): Likewise.
9176 * tree-vrp.c (compare_case_labels): Likewise.
9177 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
9178 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
9179 tree_not_check_failed, tree_class_check_failed,
9180 tree_range_check_failed, tree_not_class_check_failed,
9181 omp_clause_check_failed, omp_clause_range_check_failed,
9182 tree_contains_struct_check_failed, tree_operand_check_failed):
9184 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
9185 tree_not_check_failed, tree_class_check_failed,
9186 tree_range_check_failed, tree_not_class_check_failed,
9187 tree_operand_check_failed, omp_clause_operand_check_failed,
9188 tree_operand_length): Likewise.
9189 * var-tracking.c (const_variable): New.
9190 (variable_htab_hash, variable_htab_eq): Constify.
9191 * varasm.c (const_desc_hash): Likewise.
9193 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9195 * expr.c (handled_component_p): Constify.
9196 * fold-const.c (fit_double_type): Likewise.
9197 * real.h (real_value_from_int_cst): Likewise.
9198 * tree-flow-inline.h (gimple_in_ssa_p,
9199 gimple_aliases_computed_p, gimple_addressable_vars,
9200 gimple_call_clobbered_vars, gimple_referenced_vars,
9201 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
9202 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
9203 may_aliases, end_readonly_imm_use_p, has_zero_uses,
9204 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
9205 is_label_stmt, is_global_var, phi_ssa_name_p,
9206 factoring_name_p, is_call_clobbered, tree_common_ann,
9207 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
9208 unmodifiable_var_p, array_ref_contains_indirect_ref,
9209 ref_contains_array_ref, lookup_subvars_for_var,
9210 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
9211 gimple_mem_ref_stats): Likewise.
9212 * tree-flow.h (tree_common_ann, var_ann, function_ann,
9213 may_aliases, is_exec_stmt, is_label_stmt,
9214 ref_contains_array_ref, array_ref_contains_indirect_ref,
9215 var_can_have_subvars, overlap_subvar, is_call_clobbered,
9216 unmodifiable_var_p): Likewise.
9217 * tree-gimple.c (is_gimple_min_invariant): Likewise.
9218 * tree-gimple.h (is_gimple_min_invariant): Likewise.
9219 * tree.c (type_hash_list, attribute_hash_list, tree_size,
9220 cst_and_fits_in_hwi, real_value_from_int_cst,
9221 build_real_from_int_cst, integer_zerop, integer_onep,
9222 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
9223 tree_floor_log2, real_zerop, real_onep, real_twop,
9224 real_minus_onep, really_constant_p, purpose_member, chain_member,
9225 list_length, fields_length, int_size_in_bytes, bit_position,
9226 int_bit_position, byte_position, int_byte_position, expr_align,
9227 array_type_nelts, tree_node_structure,
9228 type_contains_placeholder_1, iterative_hash_pointer,
9229 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
9230 tree_map_base_eq, type_hash_list, type_hash_eq,
9231 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
9232 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
9233 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
9234 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
9235 int_fits_type_p, get_containing_scope, decl_function_context,
9236 decl_type_context, omp_clause_operand_check_failed,
9237 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
9238 * tree.h (omp_clause_operand_check_failed, tree_size,
9239 build_real_from_int_cst, array_type_nelts, purpose_member,
9240 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
9241 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
9242 is_attribute_p, check_qualified_type, expr_align,
9243 int_size_in_bytes, bit_position, int_bit_position, byte_position,
9244 int_byte_position, list_length, fields_length, initializer_zerop,
9245 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
9246 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
9247 tree_node_structure, handled_component_p, get_containing_scope,
9248 decl_function_context, decl_type_context, real_zerop,
9249 type_num_arguments, fit_double_type, really_constant_p,
9250 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
9251 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
9252 real_twop, real_minus_onep, int_cst_value): Likewise.
9254 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9256 * cfglayout.c (insn_scope, insn_line): Constify.
9257 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
9258 const_double_htab_hash, const_double_htab_eq,
9259 mem_attrs_htab_hash): Likewise.
9260 * loop-iv.c (biv_eq): Likewise.
9261 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
9262 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
9263 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
9265 * rtl-error.c (location_for_asm, diagnostic_for_asm,
9266 error_for_asm, warning_for_asm, _fatal_insn,
9267 _fatal_insn_not_found): Likewise.
9268 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
9269 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
9270 rtl_check_failed_type2, rtl_check_failed_code1,
9271 rtl_check_failed_code2, rtl_check_failed_code_mode,
9272 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
9273 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
9274 rtl_check_failed_type2, rtl_check_failed_code1,
9275 rtl_check_failed_code2, rtl_check_failed_code_mode,
9276 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
9277 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
9278 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
9279 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
9280 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
9281 rtx_unstable_p, get_integer_term, get_related_value,
9282 offset_within_block_p, reg_mentioned_p, count_occurrences,
9283 reg_referenced_p, reg_used_between_p, no_labels_between_p,
9284 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
9285 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
9286 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
9287 find_constant_src, find_reg_fusage, find_regno_fusage,
9288 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
9289 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
9290 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
9291 computed_jump_p, auto_inc_p, in_expr_list_p,
9292 remove_node_from_expr_list, loc_mentioned_in_p,
9293 label_is_jump_target_p, reversed_comparison_code_parts,
9294 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
9295 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
9296 print_inline_rtx): Likewise.
9297 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
9298 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
9299 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
9300 get_integer_term, get_related_value, offset_within_block_p,
9301 count_occurrences, reg_mentioned_p, no_labels_between_p,
9302 reg_used_between_p, reg_referenced_p, single_set_2,
9303 multiple_sets, set_noop_p, refers_to_regno_p,
9304 reg_overlap_mentioned_p, dead_or_set_p,
9305 covers_regno_no_parallel_p, covers_regno_p,
9306 dead_or_set_regno_p, find_reg_note, find_regno_note,
9307 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
9308 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
9309 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
9310 side_effects_p, may_trap_p_1, may_trap_p,
9311 may_trap_after_code_motion_p, may_trap_or_fault_p,
9312 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
9313 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
9314 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
9315 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
9316 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
9318 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
9319 warning_for_asm): Likewise.
9320 * tree.h (print_rtl): Likewise.
9321 * varasm.c (get_pool_mode): Likewise.
9323 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9325 * c-lex.c (c_lex_with_flags, lex_string): Constify.
9326 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
9327 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
9328 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
9329 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
9330 * ddg.c (compare_sccs): Likewise.
9331 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
9332 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
9333 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
9334 decimal_do_fix_trunc, decimal_real_to_integer,
9335 decimal_real_to_integer2, decimal_real_maxval): Likewise.
9336 * dse.c (const_group_info_t): New.
9337 (invariant_group_base_eq, invariant_group_base_hash): Constify.
9338 * dwarf2out.c (const_dw_die_ref): New.
9339 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
9340 * tree-browser.c (TB_parent_eq): Likewise.
9341 * unwind-dw2-fde.c (__register_frame_info_bases,
9342 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
9343 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
9345 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
9346 * unwind-dw2.c (uw_frame_state_for): Likewise.
9347 * value-prof.c (histogram_hash, histogram_eq): Likewise.
9348 * value-prof.h (const_histogram_value): New.
9350 2007-07-25 Richard Sandiford <richard@codesourcery.com>
9352 * config/mips/mips.c (machine_function): Add
9353 initialized_mips16_gp_pseudo_p.
9354 (mips16_gp_pseudo_reg): Do not emit the initialization of
9355 mips16_gp_pseudo_rtx when being called from the gimple cost-
9356 calculation routines; emit it on the first use outside those
9359 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9361 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
9364 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
9365 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
9366 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
9367 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
9368 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
9369 Preserve const-ness of parameters through use of __typeof(),
9370 also constify and tidy.
9372 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
9373 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
9374 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
9375 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
9376 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
9377 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
9378 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
9379 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
9380 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
9382 2007-07-25 Julian Brown <julian@codesourcery.com>
9383 Mark Shinwell <shinwell@codesourcery.com>
9385 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
9386 (alpha_mangle_type): This.
9387 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
9388 (TARGET_MANGLE_TYPE): Define this instead.
9389 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
9390 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
9391 (arm_init_neon_builtins): Fix comment.
9392 (arm_mangle_map_entry): New.
9393 (arm_mangle_map): New.
9394 (arm_mangle_type): New.
9395 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
9396 (ix86_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/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
9401 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
9402 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
9403 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
9404 (TARGET_MANGLE_TYPE): Define this instead.
9405 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
9407 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
9408 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
9409 (TARGET_MANGLE_TYPE): Define this instead.
9410 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
9411 (s390_mangle_type): This.
9412 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
9413 (TARGET_MANGLE_TYPE): Define this instead.
9414 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
9415 (sparc_mangle_type): This.
9416 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
9417 (TARGET_MANGLE_TYPE): Define this instead.
9418 * cp/mangle.c (write_type): Call mangle_type target hook on all
9419 types before mangling. Use original type, not main variant, as
9421 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
9422 (TARGET_MANGLE_TYPE): This.
9423 * target.h (gcc_target): Rename mangle_fundamental_type to
9425 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
9426 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
9428 2007-07-25 Julian Brown <julian@codesourcery.com>
9429 Paul Brook <paul@codesourcery.com>
9430 Joseph Myers <joseph@codesourcery.com>
9431 Mark Shinwell <shinwell@codesourcery.com>
9433 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
9434 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
9435 (with_fpu): Allow --with-fpu=neon.
9436 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
9437 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
9438 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
9439 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
9440 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
9441 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
9442 (neon_emit_pair_result_insn, neon_disambiguate_copy)
9443 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
9444 (output_move_neon): Add prototypes.
9445 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
9446 (all_fpus): Add FPUTYPE_NEON.
9447 (fp_model_for_fpu): Add NEON field.
9448 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
9449 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
9451 (arm_legitimate_address_p): Don't support fancy addressing for NEON
9453 (thumb2_legitimate_address_p): Likewise.
9454 (neon_valid_immediate): Recognize and prepare constants suitable for
9456 (neon_immediate_valid_for_move): New function. Recognize and prepare
9457 immediates for NEON move instructions.
9458 (neon_immediate_valid_for_logic): New function. Recognize and
9459 prepare immediates for NEON logic instructions.
9460 (neon_output_logic_immediate): New function. Create asm string
9461 suitable for outputting immediate logic instructions.
9462 (neon_pairwise_reduce): New function. Implement reduction using
9463 pairwise operations.
9464 (neon_expand_vector_init): New function. Expand a (possibly
9465 non-constant) vector initialization.
9466 (neon_vector_mem_operand): New function. Memory operands supported
9467 for quad-word loads/stores to/from ARM or NEON registers. Don't
9468 allow base+offset addressing for core regs.
9469 (neon_struct_mem_operand): New function. Valid mems for NEON
9471 (coproc_secondary_reload_class): Enable NEON registers to be loaded
9472 from neon_vector_mem_operand addresses without a secondary register.
9473 (add_minipool_forward_ref): Handle >8-byte minipool entries.
9474 (add_minipool_backward_ref): Likewise.
9475 (dump_minipool): Likewise.
9476 (push_minipool_fix): Likewise.
9477 (output_move_quad): New function. Output quad-word moves, loads and
9478 stores using ARM registers.
9479 (output_move_vfp): Add support for vectors in VFP (NEON) D
9481 (output_move_neon): Output a NEON load/store to/from a quadword
9483 (arm_print_operand): Implement new codes:
9484 - 'c' for unadorned integers (without a # sign).
9485 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
9487 - 'e', 'f' for the low and high D parts of a NEON Q register.
9488 - 'q' outputs a NEON Q register.
9489 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
9490 - 'T' prints NEON opcode features from a coded bitmask.
9491 - 'F' is similar to T, but signed/unsigned codes both print as
9493 - 't' is similar to T, but 'u' is printed instead of 'p'.
9494 - 'O' prints 'r' if NEON instruction should perform rounding (as
9495 specified by bitmask), else prints nothing.
9496 - '#' is a punctuation character to stop operand numbers from
9497 running together with following digits in the assembler
9498 strings for instructions (when using mode attributes).
9499 (arm_assemble_integer): Handle extra NEON vector modes. Permute
9500 constant vectors in big-endian mode, where necessary.
9501 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
9502 Handle EI, OI, CI, XI modes.
9503 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
9504 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
9505 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
9506 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
9507 (neon_builtin_type_bits): Add enumeration, one bit for each vector
9509 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
9510 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
9511 to turn v8qi, etc. into bits defined above.
9512 (neon_itype): New enumeration. Classifications of NEON builtins.
9513 (neon_builtin_datum): Define struct. Contains information about
9514 a single builtin (with multiple modes).
9515 (CF): Define helper macro for...
9516 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
9518 (neon_builtin_data): New array. Define information about builtins
9519 for use during initialization/expansion.
9520 (arm_init_neon_builtins): New function.
9521 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
9523 (neon_builtin_compare): New function.
9524 (locate_neon_builtin_icode): New function. Find an insn code for a
9525 builtin given a function code for that builtin. Also return type of
9526 builtin (NEON_BINOP, NEON_UNOP etc.).
9527 (builtin_arg): New enumeration. Types of arguments for builtins.
9528 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
9529 Takes a variable argument list of builtin_arg types, terminated by
9531 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
9532 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
9533 (neon_emit_pair_result_insn): New function. Support returning pairs
9534 of vectors via a pointer.
9535 (neon_disambiguate_copy): New function. Set up operands for a
9536 multi-word copy such that registers do not get clobbered.
9537 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
9538 ARM_BUILTIN_NEON_BASE.
9539 (arm_file_start): Set float-abi attribute for NEON.
9540 (arm_vector_mode_supported_p): Enable NEON vector modes.
9541 (arm_mangle_map_entry): New.
9542 (arm_mangle_map): New.
9543 (arm_mangle_vector_type): New.
9544 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
9546 (TARGET_NEON): New macro. Target supports NEON.
9547 (fputype): Add FPUTYPE_NEON.
9548 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
9549 for vectorization based on command-line arg.
9550 (NEON_REGNO_OK_FOR_NREGS): Define.
9551 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
9552 (VALID_NEON_STRUCT_MODE): Define.
9553 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
9554 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
9555 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
9556 (consttable_16): Add pattern for outputting 16-byte minipool
9558 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
9560 (vec-common.md, neon.md): Include md files.
9561 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
9562 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
9563 (memory_constraint "Ut", "Un", "Us"): Define.
9564 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
9565 (MMX_char): New mode attribute.
9566 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
9567 (*add<mode>3_iwmmxt): New insn pattern.
9568 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
9569 (*sub<mode>3_iwmmxt): New insn pattern.
9570 (mulv4hi3): Rename to...
9571 (*mulv4hi3_iwmmxt): This.
9572 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
9573 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
9574 (uminv4hi3, uminv2si3): Remove. Replace with...
9575 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
9576 (*umin<mode>3_iwmmxt): These.
9577 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
9578 (ashr<mode>3_iwmmxt): This new pattern.
9579 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
9580 (lshr<mode>3_iwmmxt): This new pattern.
9581 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
9582 (ashl<mode>3_iwmmxt): This new pattern.
9583 * config/arm/neon-docgen.ml: New file. Generate documentation for
9585 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
9586 * config/arm/arm_neon.h: New (autogenerated).
9587 * config/arm/neon-testgen.ml: New file. Generate NEON tests
9589 * config/arm/neon.md: New file. Define NEON instructions.
9590 * config/arm/neon.ml: New file. Abstract description of NEON
9591 instructions, used to generate arm_neon.h header, documentation and
9593 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
9594 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
9596 * doc/extend.texi (ARM Built-in Functions): Rename and remove
9598 (ARM NEON Intrinsics): New subsection.
9599 * doc/arm-neon-intrinsics.texi: New (autogenerated).
9601 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
9603 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
9606 2007-07-24 Jan Hubicka <jh@suse.cz>
9608 * regclass.c (move_table): New type.
9609 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
9610 (init_move_cost): Break out from ...
9611 (init_reg_sets_1): ... here; simplify computation of
9612 have_regs-of_mode and contains_reg_of_mode.
9613 (record_reg_classes): Unswitch internal loops.
9614 (copy_cost): Trigger lazy initialization of move cost
9615 (record_address_regs): Likewise.
9617 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
9619 * config/darwin.c (darwin_override_options): Don't force on
9620 flag_var_tracking_uninit when no debug info is requested.
9622 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
9624 * cfgloop.c (init_loops_structure): New function.
9625 (flow_loops_find): Create root of the loop tree unconditionally.
9627 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
9629 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
9631 2007-07-24 Jan Hubicka <jh@suse.cz>
9633 * caller-save.c: Include ggc.h, gt-caller-save.h
9634 (reg_save_code, reg_restore_code): Rename to ...
9635 (cached_reg_save_code, cached_reg_restore_code): ... those.
9636 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
9637 (reg_save_code, reg_restore_code): New functions.
9638 (init_caller_save): Do not intialize
9639 reg_save_code/reg_restore_code tables.
9640 * Makefile.in: (gt-caller-save.h): New.
9642 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
9644 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
9645 with the mode of the original operand instead of
9648 2007-07-23 Jan Hubicka <jH@suse.cz>
9650 * i386.c (ix86_secondary_memory_needed): Break out to...
9651 (inline_secondary_memory_needed): ... here.
9652 (ix86_memory_move_cost): Break out to ...
9653 (inline_memory_move_cost): ... here; add support for IN value of 2 for
9654 maximum of input and output; fix handling of Q_REGS on 64bit.
9655 (ix86_secondary_memory_needed): Microoptimize.
9657 2007-07-23 Sebastian Pop <sebpop@gmail.com>
9659 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
9660 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
9661 stmts_from_loop, known_dependences_p, build_rdg): New.
9662 * tree-data-ref.h: Depends on graphds.h.
9663 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
9664 (build_rdg): Declared.
9665 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
9667 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
9669 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
9672 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
9673 Jakub Jelinek <jakub@redhat.com>
9675 PR middle-end/PR28690
9676 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
9678 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
9679 and MEM_POINTER operands over REG and MEM operands.
9680 (swap_commutative_operands_p): Change return value to bool.
9681 * rtl.h: Update the corresponding prototype.
9682 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
9683 instead of gen_rtx_PLUS.
9684 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
9685 value to bool. Change function arguments to rtx's and update code
9687 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
9688 calls to match the new declaration.
9689 * simplify-rtx.c (simplify_associative_operation): Don't
9690 reorder simplify_binary_operation arguments.
9692 2007-07-23 Richard Sandiford <richard@codesourcery.com>
9694 * config/mips/mips.c (override_options): Use mips_costs to derive
9695 the default branch cost.
9696 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
9698 * config/mips/mips.opt (mbranch-cost=): New option.
9699 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
9701 2007-07-23 Richard Sandiford <richard@codesourcery.com>
9703 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
9704 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
9705 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
9706 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
9708 2007-07-23 Richard Sandiford <richard@codesourcery.com>
9710 * config/mips/constraints.md (ks): New constraint.
9711 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
9712 (*add<mode>3_mips16): ...here.
9714 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
9716 * optabs.h (enum optab_index): Add new OTI_signbit.
9717 (signbit_optab): Define corresponding macro.
9718 (enum insn_code signbit_optab[]): Remove array.
9719 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
9720 (expand_copysign_absneg): If back end provides signbit insn, use it
9721 instead of bit operations on floating point argument.
9722 * builtins.c (enum insn_code signbit_optab[]): Remove array.
9723 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
9724 for availability of signbit insn.
9726 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
9727 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
9728 SSE mode is not active.
9729 (isinf<mode>2): Disable for mfpmath=sse,387.
9731 2007-07-22 Ben Elliston <bje@au.ibm.com>
9733 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
9735 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
9737 2007-07-20 Richard Guenther <rguenther@suse.de>
9739 * tree-cfg.c (verify_expr): COND_EXPRs can have any
9740 integral typed condition.
9741 * tree-ssa.c (useless_type_conversion_p): Do not preserve
9742 booleanness. Only preserve conversions from a non-base
9743 type to a base type, not in general between types with
9744 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
9745 * tree.def (COND_EXPR): Document that the condition
9746 can be of any integral type.
9748 2007-07-20 Nigel Stephens <nigel@mips.com>
9749 Richard Sandiford <richard@codesourcery.com>
9751 * config/mips/mips.h (mips_dwarf_regno): Declare.
9752 (DBX_REGISTER_NUMBER): Remove redundant brackets.
9753 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
9754 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
9755 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
9756 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
9757 (REG_CLASS_NAMES): Update accordingly.
9758 * config/mips/mips.c (mips_dwarf_regno): New array.
9759 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
9760 (mips_subword): Remove special handling for accumulator registers.
9761 (override_options): Initiailize mips_dwarf_regno. Remove use
9763 (mips_swap_registers): New function.
9764 (mips_conditional_register_usage): Swap accumulator registers
9765 around if TARGET_LITTLE_ENDIAN.
9766 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
9767 * config/mips/constraints.md (h, l): Use the endianness to choose
9768 between MD0_REG and MD1_REG.
9769 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
9770 alternative-dependent template.
9772 2007-07-20 Richard Sandiford <richard@codesourcery.com>
9774 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
9777 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
9779 * function.c (thread_prologue_and_epilogue_insns): Fix exit
9780 predecessor fallthru flags.
9782 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
9784 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
9785 of compare to the same type.
9786 * cfgloopmanip.c (add_loop): Update information about loop exits.
9787 (loop_version): Remove the innermost loop requirement.
9788 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
9789 to sizetype for pointers.
9791 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
9793 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
9794 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
9795 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
9797 * config/dfp-bit.c: Empty for TFmode conversions.
9799 2007-07-18 Caroline Tice <ctice@apple.com>
9801 * var-tracking.c (find_src_status): Check for COND_EXEC insns
9802 and handle them correctly; check that src is not NULL before
9804 (find_src_set_src): Likewise.
9806 2007-07-18 Bob Wilson <bob.wilson@acm.org>
9808 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
9809 (struct alignment_context, init_alignment_context): New.
9810 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
9811 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
9812 (XCHAL_HAVE_S32C1I): Likewise.
9813 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
9814 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
9815 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
9816 (ATOMIC, HQI): New macros.
9817 (memory_barrier, *memory_barrier): New.
9818 (sync_lock_releasesi): New.
9819 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
9820 (sync_lock_test_and_set<mode>): New.
9821 (sync_<atomic><mode>): New.
9822 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
9823 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
9824 (xtensa_expand_atomic): New.
9826 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9830 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
9831 transformation for builtin ISNORMAL.
9832 (expand_builtin): Handle BUILT_IN_ISNORMAL.
9833 * builtins.def (BUILT_IN_ISNORMAL): New.
9834 * doc/extend.texi: Document isnormal.
9836 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9840 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
9841 optabs infrastructure. Provide generic implementation for
9843 (expand_builtin): Handle FINITE/ISFINITE.
9844 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
9845 (fold_builtin_1): Likewise.
9847 * builtins.def (BUILT_IN_ISFINITE): New.
9849 * doc/extend.texi: Document isfinite.
9851 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9856 * builtins.c (expand_builtin_interclass_mathfn): Provide a
9857 generic fallback for isinf.
9858 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
9859 calculation code ...
9860 * real.c (get_max_float): ... to here.
9861 * real.h (get_max_float): New.
9863 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9867 * builtin-attrs.def (ATTR_TYPEGENERIC,
9868 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
9870 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
9871 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
9872 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
9873 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
9875 * c-common.c (handle_type_generic_attribute): New.
9876 (c_common_attribute_table): Add "type generic".
9878 * c-typeck.c (convert_arguments): Handle "type generic" functions.
9880 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
9882 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
9883 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
9886 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
9889 * config/cris/cris.c (cris_print_index): Don't use XEXP before
9890 checking that the operand is an expression.
9892 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
9893 Danny Smith <dannysmith@users.sourceforge.net>
9896 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
9897 file mapping object in local namespace if Windows version later
9900 2007-07-18 Richard Sandiford <richard@codesourcery.com>
9902 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
9903 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
9904 arm_cannot_force_const_mem.
9905 (arm_cannot_force_const_mem): New function.
9906 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
9907 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
9908 of arm_tls_referenced_p.
9909 * config/arm/arm.md (movsi): Split out-of-section constants when
9910 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
9911 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
9913 2007-07-18 Richard Sandiford <richard@codesourcery.com>
9915 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
9917 2007-07-18 Richard Sandiford <richard@codesourcery.com>
9919 * config/mips/mips.md (*extendqihi2): Convert the destination
9922 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9924 * config/pa/fptr.c: Update license header.
9925 * config/pa/milli64.S: Likewise.
9927 2007-07-17 Nick Clifton <nickc@redhat.com>
9929 * COPYING_v3: New file. Contains version 3 of the GNU General
9931 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
9932 Lesser General Public License.
9933 * doc/include/gpl_v3.texi: New file. Contains version 3 of
9934 the GNU General Public License.
9936 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
9938 PR rtl-optimization/32773
9939 * cfglayout.c (force_one_exit_fallthru): New function.
9940 (cfg_layout_finalize): Use it.
9942 2007-07-16 Richard Guenther <rguenther@suse.de>
9943 Uros Bizjak <ubizjak@gmail.com>
9945 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
9946 before forcing it to gimple operand.
9948 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
9949 David Ung <davidu@mips.com>
9951 * config/mips/mips.h (TUNE_24K): Define.
9952 (TUNE_MACC_CHAINS): Add TUNE_24K.
9953 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
9955 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
9956 (r74k_int_madd): .. this new reservation.
9957 (define_bypass): Fixed bypasses for r74k_int_madd to use
9959 * config/mips/24k.md (define_bypass): Define new
9960 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
9962 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
9963 Nigel Stephens <nigel@mips.com>
9965 * config/mips/mips.md: Include 20kc.md.
9966 * config/mips/20kc.md: New file.
9967 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
9968 (mips_adjust_cost): Tweak for 20Kc.
9969 (mips_issue_rate): Likewise.
9970 * config/mips/mips.h (TUNE_20KC): Define.
9972 2007-07-16 David Edelsohn <edelsohn@gnu.og>
9974 * config/rs6000/rs6000.c (struct processor_cost): Add
9975 cache_line_size, l1_cache_lines, and simultaneous_prefetches
9977 (*_cost): Add cache information.
9978 (rs6000_override_options): Set cache parameters.
9980 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9983 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
9984 * doc/install.texi (mips-sgi-irix6): pthread support works now.
9986 2007-07-16 Paul Brook <paul@codesourcery.com>
9989 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
9990 (cirrus_thumb2_movsi_insn): Ditto.
9992 2007-07-15 Geoffrey Keating <geoffk@apple.com>
9994 * config/rs6000/darwin-fallback.c (interpret_libc): Change
9997 2007-07-15 Andrew Haley <aph@redhat.com>
9999 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
10000 before looking in the context.
10002 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10004 PR middle-end/32398
10005 PR middle-end/32769
10006 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
10007 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
10008 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
10009 (pa_output_function_prologue): Use rp_saved and
10010 current_function_is_leaf to generate .CALLINFO statement.
10011 (hppa_expand_prologue): Set rp_saved.
10012 (hppa_expand_epilogue): Use rp_saved.
10013 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
10014 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
10016 2007-07-14 Dirk Mueller <dmueller@suse.de>
10018 * omega.c (coalesce): Fix memory leak on early exit.
10019 * matrix-reorg.c (check_allocation_function): Likewise.
10020 * tree-vect-transform.c (vect_get_new_vect_var): free result
10022 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
10023 pass pointer to edge vector
10024 (partition_hot_cold_basic_blocks): Fix memory leak.
10025 * collect2.c (prefix_from_string): Free temporary storage.
10026 * reload1.c (fixup_abnormal_edges): Free sbitmap.
10028 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
10030 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
10031 (DO_GLOBAL_DTORS_BODY): Likewise.
10033 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
10034 Nigel Stephens <nigel@mips.com>
10036 * config/mips/mips.c (mips_classify_symbol): Don't return
10037 SYMBOL_SMALL_DATA for constant pool addresses if
10038 TARGET_EMBEDDED_DATA is true.
10040 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
10042 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
10043 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
10044 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
10045 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
10046 __builtin_ia32_storehps, __builtin_ia32_storelps,
10047 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
10048 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
10049 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
10050 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
10051 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
10052 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
10053 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
10054 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
10055 using def_builtin_const.
10057 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
10059 PR tree-optimization/32705
10060 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
10061 (simplify_binary_expression): Use SSA_VAL consistently.
10063 2007-07-13 David Edelsohn <edelsohn@gnu.org>
10065 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
10066 (SPEFSCR_REGNO): Delete definition.
10067 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
10068 COUNT_REGISTER_REGNUM -> CTR_REGNO.
10069 * config/rs6000/rs6000.h: Do not define *_REGNO.
10070 LINK_REGISTER_REGNUM -> LR_REGNO.
10071 COUNT_REGISTER_REGNUM -> CTR_REGNO.
10072 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
10073 COUNT_REGISTER_REGNUM -> CTR_REGNO.
10074 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
10075 R_VRSAVE, R_VSCR. Use them.
10076 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
10077 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
10078 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
10079 * config/rs6000/aix.h: Define R_LR. Use it.
10081 2007-07-13 Caroline Tice <ctice@apple.com>
10083 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
10084 flag_var_tracking is explicitly turned off (i.e. when variable
10085 tracking is not feasible); otherwise, turn flag_var_tracking on when
10086 flag_var_tracking_uninit is on.
10087 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
10088 note definitions, to allow recording of initialization status in the
10090 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
10091 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
10092 determine if two note locations are equal.
10093 (output_loc_list): Don't output list entries whose start & end labels
10095 (reg_loc_descriptor): Add parameter for initialization status; pass it
10096 to other loc descriptor functions.
10097 (one_reg_loc_descriptor): Add parameter for initialization status;
10098 check its value and add DW_OP_GNU_uninit to returned loc descr if
10100 (multiple_reg_loc_descriptor): Add parameter for initialization
10102 pass init status argument to other loc descriptor functions; check
10103 value of intialization parameter and add DW_OP_GNU_uninit to returned
10104 loc descr if appropriate.
10105 (based_loc_descr): Add parameter for initialization status; add new
10106 variable for return value; check value of initialization parameter and
10107 add DW_OP_GNU_uninit to returned loc descr if appropriate.
10108 (concatn_mem_loc_descriptor): Add parameter for initialization status;
10109 pass init status argument to other loc descriptor functions; check
10110 value of intialization parameter and add DW_OP_GNU_uninit to returned
10111 loc descr if appropriate.
10112 (mem_loc_descriptor): Likewise.
10113 (concat_loc_descriptor): Likewise.
10114 (concatn_loc_descriptor): Likewise.
10115 (loc_descriptor): Add parameter for initialization status; pass it as
10116 argument to other loc descriptor function calls.
10117 (loc_descriptor_from_tree_1): Add appropriate initialization status
10118 to loc descriptor function calls.
10119 (add_location_or_const_value_attribute): Get initialization status
10120 from VAR_LOCATION note; add initialization status to loc descriptor
10122 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
10123 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
10124 status is uninitialized, add "[uninint]" to output.
10125 * common.opt (fvar-tracking-uninit): New option, similar to
10126 fvar-tracking, to turn on tracking of uninitialized variables; creates
10127 a new global flag, flag_var_tracking_uninit.
10128 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
10129 (enum var_init_status): New type, for var initialization status field.
10130 * var-tracking.c (struct location_chain_def): Two new fields, init,
10131 for initialization status, and set_src for the assignment value expr.
10132 (unshare_variable): New parameter for initialization status;
10133 initialize new init and set_src fields.
10134 (var_reg_set): New parameters for initialization status and value;
10135 pass them to set_variable_part.
10136 (var_mem_set): Likewise.
10137 (get_init_value): New function.
10138 (var_reg_delete_and_set): New initialization status & value
10139 parameters; add call to get_init_value if status is unknown; pass new
10140 parameters to clobber_variable_part and var_reg_set.
10141 (var_mem_delete_and_set): Likewise.
10142 (var_reg_delete): Pass null set_src value to clobber_variable_part.
10143 (var_mem_delete): Likewise.
10144 (variable_union): Pass status to unshare_variable; initialize new init
10145 and set_src fields. If flag_var_tracking_uninit is not set, force
10146 status to initialized.
10147 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
10148 used later to get the set_src value.
10149 (find_src_status): New function.
10150 (find_src_set_src): New function.
10151 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
10152 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
10153 MO_SET, get set_src value and pass it to var_reg_delete_and_set
10154 and var_mem_delete_and_set.
10155 (dump_variable): Print out "[uninit]" if appropriate.
10156 (set_variable_part): Add new initialization and set_src parameters;
10157 pass status to unshare_variable; set node->init and node- >set_src
10158 fields and modify slot in hash table appropriately; save the init and
10159 set_src values if appropriate and assign to the new node.
10160 (clobber_variable_part): New set_src parameter; if two nodes have
10161 same variable and same location but different set_src (assignment)
10162 values, clobber old node.
10163 (delete_variable_part): Pass init status to unshare_variable.
10164 (emit_note_insn_var_location): Add initialized var; assign var's init
10165 status to new 'initialized'; pass new init status field to calls to
10166 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
10167 status to initialized.
10168 (emit_notes_in_bb): Pass initialization status to calls to
10169 var_reg_set, var_mem_set, var_reg_delete_and_set and
10170 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
10171 var_reg_delete_and_set and var_mem_delete_and_set; call
10172 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
10173 make up for change in add_stores.
10174 (vt_add_function_parameters): Add status to calls to
10176 * config/darwin.c (darwin_override_options): Turn on uninitialized
10177 tracking automatically, if var_tracking is on and the system is
10180 2007-07-13 Sa Liu <saliu@de.ibm.com>
10182 * config.gcc: Add options for arch and tune on SPU.
10183 * config/spu/predicates.md: Add constant operands 0 and 1.
10184 * config/spu/spu-builtins.def: Add builtins for double precision
10185 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
10186 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
10188 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
10190 * config/spu/spu-protos.h: Add new function prototypes.
10191 * config/spu/spu.c (spu_override_options): Check options -march and
10193 (spu_comp_icode): Add comparison code for DFmode and vector mode.
10194 (spu_emit_branch_or_set): Use the new code for DFmode and vector
10196 (spu_const_from_int): New. Create a vector constant from 4 ints.
10197 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
10198 (spu_emit_vector_compare): New. Emit vector compare.
10199 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
10200 * config/spu/spu.h: Add options -march and -mtune. Define processor
10201 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
10202 CANONICALIZE_COMPARISON.
10203 * config/spu/spu.md: Add new insns for double precision compare
10204 and double precision vector compare. Add vcond and smax/smin patterns
10205 to enable DFmode vector conditional expression.
10206 * config/spu/spu.opt: Add options -march and -mtune.
10207 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
10208 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
10209 both CELL and CELLEDP targets: spu_testsv.
10210 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
10213 2007-07-13 Richard Guenther <rguenther@suse.de>
10215 PR tree-optimization/32721
10216 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
10217 TREE_THIS_VOLATILE on the folded reference.
10218 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
10219 if the array reference has TREE_THIS_VOLATILE set.
10221 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
10224 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
10226 2007-07-13 Andreas Schwab <schwab@suse.de>
10228 * gengtype-lex.l: Allow declarations to be indented.
10230 2007-07-12 Geoffrey Keating <geoffk@apple.com>
10232 * ginclude/tgmath.h: New.
10233 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
10234 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
10235 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
10236 * configure: Regenerate.
10238 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
10240 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
10241 correct index when setting register save state for xd
10244 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
10246 * config/sh/sh.c (mark_use): Remove.
10248 2007-07-12 Paul Brook <paul@codesourcery.com>
10250 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
10251 reg does not overlap return value.
10253 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
10255 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
10256 (set_expression_vuses): Ditto.
10257 (init_pre): Initialize expression_vuses.
10259 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10261 * config/i386/sse.md (storentdf, storentsf): New.
10263 2007-07-12 Geoffrey Keating <geoffk@apple.com>
10265 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
10267 * tree.c (build_decl_stat): Move code from here...
10268 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
10269 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
10270 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
10271 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
10272 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
10275 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
10276 Devang Patel <dpatel@apple.com>
10278 PR tree-optimization/25413
10279 * targhooks.c (default_builtin_vector_alignment_reachable): New.
10280 * targhooks.h (default_builtin_vector_alignment_reachable): New.
10281 * tree.h (contains_packed_reference): New.
10282 * expr.c (contains_packed_reference): New.
10283 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
10284 (vect_enhance_data_refs_alignment): Call
10285 vector_alignment_reachable_p.
10286 * target.h (vector_alignment_reachable): New builtin.
10287 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
10288 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
10289 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
10291 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
10293 * target.h (builtin_vectorization_cost): Add new target builtin.
10294 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
10295 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
10296 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
10297 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
10298 uninitialized variables.
10299 * tree-vect-transform.c (cost_for_stmt): New function.
10300 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
10301 using cost 1 for all scalar stmts. Be less conservative when
10302 estimating the number of prologue/epulogue iterations. Call
10303 targetm.vectorize.builtin_vectorization_cost. Return
10304 min_profitable_iters-1.
10305 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
10306 initialization cost instead of TARG_VEC_STMT_COST. Use
10307 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
10308 epilogue code. Fix epilogue cost computation.
10309 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
10310 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
10311 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
10312 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
10313 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
10314 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
10316 2007-07-12 Richard Guenther <rguenther@suse.de>
10318 * gimplify.c (gimplify_conversion): Make sure that the result
10319 from maybe_fold_offset_to_reference is trivially convertible
10320 to the desired type before doing the simplification.
10321 (gimplify_expr): Likewise.
10322 * fold-const.c (fold_binary): Use the correct types for
10323 building the simplified expression.
10325 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10327 PR rtl-optimization/32729
10328 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
10329 that fallthru to exit.
10331 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
10333 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
10334 (symDTPOFF2reg): Likewise.
10336 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
10338 PR tree-optimization/32663
10340 * tree.h (VALUE_HANDLE_VUSES): Remove.
10341 (struct tree_value_handle): Remove vuses.
10343 * tree-vn.c (create_value_handle_for_expr): Don't set
10344 VALUE_HANDLE_VUSES.
10346 * tree-ssa-pre.c (expression_vuses): New.
10347 (alloc_expression_id): Set up expression_vuses.
10348 (get_expression_vuses): New.
10349 (set_expression_vuses): Ditto.
10350 (clear_expression_ids): Modify for expression_vuses.
10351 (phi_translate_1): Ditto.
10352 (phi_translate_set): Ditto.
10353 (value_dies_in_block_x): Ditto
10354 (valid_in_sets): Ditto.
10355 (add_to_sets): Ditto.
10356 (find_existing_value_expr): Ditto.
10357 (create_value_handle_for_expr): Ditto.
10358 (make_values_for_stmt): Ditto.
10359 (vuse_equiv): Remove.
10361 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
10363 * Makefile.in (mostlyclean): Remove object files.
10365 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
10367 * toplev.c (no_new_pseudos): Deleted.
10368 * rtl.h (no_new_pseudos): Deleted.
10369 * tree-pass.h (pass_no_new_pseudos): Deleted.
10370 * passes.c (pass_no_new_pseudos): Deleted.
10371 * final.c (rest_of_clean_state): Removed no_new_pseudos.
10372 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
10373 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
10375 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
10376 * rtlhooks.c (gen_lowpart_general): Ditto.
10377 * optabs.c (prepare_operand): Ditto.
10378 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
10380 * modulo-sched.c (rest_of_handle_sms): Ditto.
10381 * see.c (rest_of_handle_see): Ditto.
10382 * ifcvt.c (if_convert): Ditto.
10383 (gate_handle_if_after_combine): Replaced no_new_pseudos with
10385 * init-regs.c (gate_initialize_regs): Deleted set of
10387 * lower-subreg.c (decompose_multiword_subregs): Ditto.
10388 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
10389 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
10391 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
10394 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
10395 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
10396 (*vec_extractv2di_1_rex64): New insn pattern.
10398 2007-07-11 David Daney <ddaney@avtrex.com>
10400 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
10401 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
10402 for SIGNAL_UNWIND_RETURN_COLUMN.
10403 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
10404 (DWARF_FRAME_REGNUM): Rewrite.
10405 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
10407 2007-07-11 Nick Clifton <nickc@redhat.com>
10409 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
10410 delta and use gen_int_mode in place of GET_INT instead.
10412 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
10414 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
10417 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
10419 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
10420 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
10422 * params.h (VERIFY_CANONICAL_TYPES): Remove.
10423 (USE_CANONICAL_TYPES): New.
10424 * doc/invoke.texi (verify-canonical-types): Remove.
10425 (use-canonical-types): Add.
10427 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
10429 * config/spu/spu.c (spu_optimization_options): Remove setting of
10430 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
10431 (spu_override_options): Move it here.
10433 2007-07-11 Richard Sandiford <richard@codesourcery.com>
10435 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
10436 * config/mips/mips.c (mips_cpu_info_table): Mention
10437 MIPS_ISA_LEVEL_SPEC in the comment.
10439 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
10441 PR tree-optimization/32713
10442 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
10444 2007-07-11 Paolo Carlini <pcarlini@suse.de>
10446 PR middle-end/30482
10447 * c-opts.c (c_common_post_options): Do not change flag_complex_method
10448 conditional to flag_isoc99.
10449 (c_common_init_options): Do it here, unconditionally.
10451 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
10453 PR tree-optimization/32589
10454 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
10455 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
10456 * tree-ssa-propagate.c (valid_gimple_expression_p): New
10457 predicate, extracted from...
10458 (set_rhs): ...here. Call it for the expression on entry.
10459 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
10460 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
10461 (simplify_binary_expression): Use valid_gimple_expression_p
10462 to validate the simplification.
10463 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
10465 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
10467 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
10468 DWARF2_DEBUG on 32 bit target too.
10469 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
10471 2007-07-11 Nick Clifton <nickc@redhat.com>
10473 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
10474 version for 64-bit hosts.
10476 2007-07-10 David Daney <ddaney@avtrex.com>
10478 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
10480 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
10482 * config/mips/mips.c (mips_expand_synci_loop): New function.
10483 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
10484 (UNSPEC_RDHWR): Same.
10485 (UNSPEC_SYNCI): Same.
10486 (UNSPEC_SYNC): Same.
10487 (clear_cache): New expand.
10491 (clear_hazard): Same.
10492 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
10494 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
10495 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
10497 2007-07-10 Ian Lance Taylor <iant@google.com>
10499 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
10502 2007-07-10 David Daney <ddaney@avtrex.com>
10504 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
10505 * builtins.c (expand_builtin___clear_cache): New function.
10506 (expand_builtin): Call expand_builtin___clear_cache for
10507 BUILT_IN_CLEAR_CACHE case.
10508 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
10509 * doc/md.texi (clear_cache): Document new instruction pattern.
10510 * testsuite/gcc.dg/builtins-64.c: New test.
10512 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
10514 * config/cris/cris.md ("movsi"): Fix typo in last change.
10516 2007-07-09 Geoffrey Keating <geoffk@apple.com>
10519 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
10521 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
10522 * varasm.c (assemble_start_function): Honor DECL_ALIGN
10523 for FUNCTION_DECLs. Don't use align_functions_log if
10525 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
10526 even for FUNCTION_DECLs.
10527 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
10529 * tree.h (DECL_ALIGN): Update for new location of 'align'.
10530 (DECL_FUNCTION_CODE): Update for new location and name of
10532 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
10533 (struct tree_decl_common): Move 'align' and 'off_align' out
10534 of union, ensure they're still on a 32-bit boundary. Remove
10535 other fields in union 'u1'.
10536 (struct tree_function_decl): Add field 'function_code' replacing
10537 'u1.f' in tree_decl_common.
10538 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
10539 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
10540 (Variable Attributes): Cross-reference 'aligned' attribute
10541 to Function Attributes.
10542 * flags.h (force_align_functions_log): Delete.
10543 * toplev.c (force_align_functions_log): Delete.
10545 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
10548 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
10549 (*vec_concatv2di_rex): New insn pattern.
10551 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10554 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
10556 2007-07-10 Ian Lance Taylor <iant@google.com>
10558 Replace no_new_pseudos in backends.
10559 * rtl.h (can_create_pseudo_p): Define.
10560 * config/darwin.c (machopic_indirect_data_reference): Use
10561 can_create_pseudo_p () instead of no_new_pseudos.
10562 (machopic_indirect_data_reference): Likewise.
10563 (machopic_legitimize_pic_address): Likewise.
10564 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
10565 (alpha_emit_set_const_1): Likewise.
10566 (alpha_emit_set_const): Likewise.
10567 (alpha_emit_conditional_move): Likewise.
10568 (alpha_split_conditional_move): Likewise.
10569 * config/alpha/alpha.md (various splitters): Likewise.
10571 * config/arm/arm.c (legitimize_pic_address): Likewise.
10572 (arm_load_pic_register): Likewise.
10573 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
10574 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
10575 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
10576 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
10577 * config/cris/cris.md (movsi): Likewise.
10578 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
10579 (symGOTOFF2reg_hilo): Likewise.
10580 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
10581 * config/h8300/h8300.md (insv, extzv): Likewise.
10582 * config/i386/i386.c (ix86_expand_move): Likewise.
10583 (ix86_expand_vector_move): Likewise.
10584 (ix86_prepare_fp_compare_args): Likewise.
10585 (ix86_expand_carry_flag_compare): Likewise.
10586 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
10587 (tls_dynamic_gnu2_combine_32): Likewise.
10588 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
10589 * config/ia64/ia64.c (ia64_expand_move): Likewise.
10590 (ia64_expand_movxf_movrf): Likewise.
10591 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
10592 (m32c_split_move): Likewise.
10593 (m32c_expand_insv): Likewise.
10594 * config/m68k/m68k.md (movsi): Likewise.
10595 * config/mips/mips.c (mips_force_temporary): Likewise.
10596 (mips_split_symbol): Likewise.
10597 (mips_move_integer): Likewise.
10598 (mips_legitimize_const_move): Likewise.
10599 * config/mn10300/mn10300.md (movsi): Likewise.
10600 * config/pa/pa.c (emit_move_sequence): Likewise.
10601 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
10602 (rs6000_got_register): Likewise.
10603 (create_TOC_reference): Likewise.
10604 (rs6000_machopic_legitimize_pic_address): Likewise.
10605 * config/rs6000/rs6000.md (add<mode>3): Likewise.
10606 (various splitters): Likewise.
10607 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
10608 (movsi_got): Likewise.
10609 * config/s390/s390.c (emit_symbolic_move): Likewise.
10610 * config/s390/s390.md (movhi, movqi): Likewise.
10611 (load_multiple, store_multiple): Likewise.
10612 * config/score/score.c (score_force_temporary): Likewise.
10613 * config/sh/sh.c (prepare_move_operands): Likewise.
10614 (prepare_cbranch_operands): Likewise.
10615 (emit_fpu_switch): Likewise.
10616 (fpscr_set_from_mem): Likewise.
10617 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
10618 (adddi3, subsi3): Likewise.
10619 (various splitters): Likewise.
10620 (divsi_inv_fp_combine): Likewise.
10621 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
10622 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
10624 * config/sh/predicates.md (xor_operand): Likewise.
10625 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
10626 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
10627 (movdi_pic_label_ref): Likewise.
10628 * config/spu/spu.c (spu_split_immediate): Likewise.
10629 * config/alpha/alpha.md (various splitters): Remove test
10630 !no_new_pseudos || reload_completed.
10631 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
10633 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
10634 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
10635 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
10636 * config/score/score.c (th_output_mi_thunk): Likewise.
10637 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
10638 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
10640 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
10642 PR rtl-optimization/32664
10643 * mode-switching.c (create_pre_exit): Skip barrier insns.
10645 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
10647 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
10648 force_gimple_operand_bsi.
10649 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
10650 rewrite_use_compare): Ditto.
10651 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
10653 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
10654 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
10655 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
10656 * tree-profile.c (prepare_instrumented_value,
10657 tree_gen_interval_profiler, tree_gen_pow2_profiler,
10658 tree_gen_one_value_profiler, tree_gen_ic_profiler,
10659 tree_gen_ic_func_profiler, tree_gen_average_profiler,
10660 tree_gen_ior_profiler): Ditto.
10661 * tree-ssa-reassoc.c (negate_value): Ditto.
10662 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
10663 Use force_gimple_operand_bsi.
10664 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
10665 * tree-if-conv.c (add_to_dst_predicate_list,
10666 find_phi_replacement_condition): Ditto.
10667 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
10668 Call mark_symbols_for_renaming for new statements.
10669 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
10671 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
10673 * cfghooks.c (remove_edge): New function.
10674 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
10676 * cfghooks.h (remove_edge): Declare.
10677 * cfg.c (remove_edge): Renamed to remove_edge_raw.
10678 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
10680 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
10682 * optabs.h: Added declaration for signbit_optab.
10683 * optabs.c: (init_optabs): Added initialization for signbit_optab.
10684 * genoptinit.c (optabs): Added entry for signbit insns.
10685 * builtins.c (expand_builtin_signbit): Added code to use a signbit
10686 insn, if available.
10687 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
10688 * config/s390/s390.md (signbit<mode>2): New expander.
10690 2007-07-09 Richard Guenther <rguenther@suse.de>
10692 PR middle-end/32698
10693 * fold-const.c (fold_plusminus_mult_expr): Move constant
10694 arguments second to allow decomposing.
10696 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
10699 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
10701 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
10702 Disregard DECL_FROM_INLINE.
10704 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
10707 * doc/invoke.texi: Add ftree-reassoc flag.
10708 * common.opt (ftree-reassoc): New flag.
10709 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
10710 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
10712 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
10714 PR tree-optimization/32681
10715 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
10716 saved in second_edge->aux when first_bb is a loop header.
10718 2007-07-09 Jan HUbicka <jh@suse.cz>
10720 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
10722 2007-07-09 Richard Guenther <rguenther@suse.de>
10724 * c-decl.c (start_function): Do not promote return type.
10726 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
10728 * function.c (do_warn_unused_parameter): Do not warn if
10729 TREE_NO_WARNING is set.
10731 2007-07-08 Andreas Schwab <schwab@suse.de>
10733 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
10735 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
10738 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
10740 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
10741 apply to assembly language, too.
10742 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
10744 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
10746 Revert (note the sccvn portions are *not* reverted)
10747 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
10749 Fix PR tree-optimization/23488
10751 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
10753 * tree-flow-inline.h (get_value_handle): Ditto.
10754 * tree-ssa-pre.c (decl_vh_map): New.
10755 (decl_node_pool): New.
10756 (can_value_number_operation): Support DECL_P.
10757 (can_PRE_operation): Ditto.
10758 (create_expression_by_pieces): Ditto.
10759 (find_existing_value_expr): Modify to differnetiate between
10760 addressing and top level.
10761 (create_value_handle_for_expr): Handle DECL's.
10762 (poolify_tree): Ditto.
10763 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
10764 (make_values_for_stmt): Handle DECL's properly.
10765 (init_pre): Reorg to not init useless things during FRE.
10767 * tree-flow.h: Include pointer-set.h.
10768 (decl_vh_map): Declare.
10769 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
10771 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
10773 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
10774 the constraint description.
10775 * doc/md.texi: Update documentation of AVR constraints.
10777 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
10779 * auto-inc-dec.c, config/arm/arm.c,
10780 config/m32r/constraints.md, config/mips/mips.md,
10781 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
10782 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
10783 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
10784 typos. Follow spelling conventions.
10785 * doc/invoke.texi, doc/rtl.texi: Fix typos.
10787 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
10788 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
10790 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
10791 realloc_vuse): Remove.
10792 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
10795 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
10797 Fix PR tree-optimization/23488
10799 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
10800 (try_to_simplify): Ditto.
10801 (visit_use): Ditto.
10802 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
10804 * tree-flow-inline.h (get_value_handle): Ditto.
10805 * tree-ssa-pre.c (decl_vh_map): New.
10806 (decl_node_pool): New.
10807 (can_value_number_operation): Support DECL_P.
10808 (can_PRE_operation): Ditto.
10809 (create_expression_by_pieces): Ditto.
10810 (find_existing_value_expr): Modify to differnetiate between
10811 addressing and top level.
10812 (create_value_handle_for_expr): Handle DECL's.
10813 (poolify_tree): Ditto.
10814 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
10815 (make_values_for_stmt): Handle DECL's properly.
10816 (init_pre): Reorg to not init useless things during FRE.
10818 * tree-flow.h: Include pointer-set.h.
10819 (decl_vh_map): Declare.
10820 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
10822 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
10824 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
10825 apply to assembly language, too.
10826 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
10828 2007-07-06 Ian Lance Taylor <iant@google.com>
10829 Zack Weinberg <zackw@panix.com>
10831 PR middle-end/32441
10832 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
10834 2007-07-06 Richard Sandiford <richard@codesourcery.com>
10836 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
10837 (prefetch): Likewise if "pref" would be used.
10839 2007-07-06 Josh Conner <jconner@apple.com>
10841 PR middle-end/32602
10842 PR middle-end/32603
10843 * calls.c (store_one_arg): Handle arguments which are partially
10844 on the stack when detecting argument overlap.
10846 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
10848 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
10849 chosen during find_reloads.
10851 2007-07-06 Richard Guenther <rguenther@suse.de>
10853 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
10854 TYPE_ARG_TYPES for verification of argument types. Use
10855 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
10856 parameters as variable arguments.
10858 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
10860 * libgcc2.h (word_type): Type definition removed.
10861 (cmp_return_type, shift_count_type): Type definitions added.
10862 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
10863 replaced with shift_count_type.
10864 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
10866 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
10867 changed from word_type to Wtype.
10868 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
10869 replaced with shift_count_type.
10870 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
10872 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
10873 and libgcc_shift_count attribute added.
10874 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
10875 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
10876 (TARGET_INITIALIZER): New target hooks added.
10877 * targhooks.c (default_libgcc_cmp_return_mode,
10878 default_libgcc_shift_count_mode): Default implementations for the new
10879 target hooks added.
10880 * targhooks.h (default_libgcc_cmp_return_mode,
10881 default_libgcc_shift_count_mode): Function prototypes added.
10882 * target.h (struct gcc_target): Fields for the new target hooks added.
10883 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
10885 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
10888 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
10889 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
10891 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
10892 s390_libgcc_shift_count_mode): Functions added.
10893 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
10894 Target hooks defined.
10896 2007-07-06 Richard Sandiford <richard@codesourcery.com>
10898 * config/mips/mips.c (compute_frame_size): Restore the original
10899 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
10900 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
10901 Document why the difference is needed.
10903 2007-07-06 Richard Guenther <rguenther@suse.de>
10905 * c-common.c (boolean_increment): Use correctly typed
10908 2007-07-06 Richard Sandiford <richard@codesourcery.com>
10910 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
10911 the topmost argument register is not also included in the save mask.
10912 (mips16e_collect_argument_save_p): Take a pointer to the argument
10913 register, rather than a pointer to the number of arguments.
10914 (mips16e_collect_argument_saves): Only include argument saves
10915 that aren't in the register mask.
10917 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
10919 PR rtl-optimization/32450
10920 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
10921 to ensure that instructions are not moved into the prologue when
10922 profiling is on. Remove unused prologue_end variable.
10923 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
10924 as a scheduling barrier.
10926 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
10929 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
10930 Disregard DECL_FROM_INLINE.
10932 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
10934 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
10935 IORing with a constant.
10937 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
10939 PR rtl-optimization/32475
10940 * df-scan.c (df_def_record_1): Add a use of the stack pointer
10941 for every definition of the stack pointer.
10943 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
10945 * arm.c (vfp3_const_double_index): Copy signed results of
10946 REAL_VALUE_TO_INT into unsigned vars.
10948 2007-07-05 Richard Guenther <rguenther@suse.de>
10950 PR middle-end/32639
10951 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
10953 * tree-ssa.c (useless_type_conversion_p): Check canonical
10956 2007-07-05 Anatoly Sokolov <aesok@post.ru>
10958 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
10959 zero_extendhisi2): Change to define_insn_and_split.
10960 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
10962 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
10964 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
10965 pass_match_asm_constraints): New.
10966 * passes.c (init_optimization_passes): Add new pass.
10967 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
10968 * function.h (struct function): Add has_asm_statement bit.
10969 (current_function_has_asm_statement): New.
10970 * tree-pass.h (pass_match_asm_constraints): New.
10972 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
10974 * config/mips/mips.c (mips_file_start): Avoid declaration
10977 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
10979 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
10981 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
10983 * rtl.def (NOTE): Change print format string to print
10984 operand 5 as a note insn name.
10986 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
10987 David Ung <davidu@mips.com>
10989 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
10990 * doc/invoke.texi: (MIPS Options): Document them.
10992 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
10993 David Ung <davidu@mips.com>
10995 Add support for SmartMIPS ASE.
10997 * optabs.c (expand_binop_directly): New, broken out from...
10998 (expand_binop): Here. Make it try rotating in the other
10999 direction even when the second operand isn't constant.
11000 * config/mips/mips.md (*lwxs): New.
11001 * config/mips/mips.opt (msmartmips): New.
11002 * config/mips/mips.c (mips_lwxs_address_p): New.
11003 (mips_rtx_costs): Make it recognize scaled indexed addressing.
11004 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
11005 __mips_smartmips when compiling for TARGET_SMARTMIPS.
11006 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
11007 (ISA_HAS_LWXS): New.
11008 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
11009 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
11010 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
11011 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
11012 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
11013 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
11014 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
11016 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
11018 * tree-vectorizer.c (new_loop_vec_info): Initialize
11019 LOOP_VINFO_COST_MODEL_MIN_ITERS.
11020 * tree-vectorizer.h (_loop_vec_info): Added new filed
11021 min_profitable_iters.
11022 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
11023 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
11024 * tree-vect-analyze.c (vect_analyze_operations): Set
11025 LOOP_VINFO_COST_MODEL_MIN_ITERS.
11026 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
11027 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
11028 Fix calculation of peel_iters_prologue. Move consideration of epilogue
11029 and prologue cost to after they are computed.
11030 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
11031 TARG_VEC_STMT_COST.
11032 (vect_model_simple_cost): Takes additional argument dt. Consider cost
11033 of creating vectors from scalars according to dt.
11034 (vect_model_store_cost): Likewise.
11035 (vectorizable_call): Use dt array instead of scalar dt. Call
11036 vect_model_simple_cost with additional argument dt.
11037 (vectorizable_assignment): Likewise.
11038 (vectorizable_operation): Likewise.
11039 (vectorizable_type_demotion): Likewise.
11040 (vectorizable_type_promotion): Likewise.
11041 (vectorizable_store): Use dt array instead of scalar dt. Call
11042 vect_model_store_cost with additional argument dt.
11043 (vect_do_peeling_for_loop_bound): Don't call
11044 vect_estimate_min_profitable_iters. Instead, lookup
11045 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
11046 "may not be profitable".
11048 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
11051 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
11052 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
11053 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
11054 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
11056 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
11058 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
11059 addressing modes cheaper.
11061 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
11063 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
11064 (dw_ranges_struct): Rename block_num to num. Adjust.
11065 (dw_ranges_by_label_struct): New.
11066 (ranges_by_label, ranges_by_label_allocated,
11067 ranges_by_label_in_use): New variables.
11068 (add_ranges_num): Factored most of the code out of...
11069 (add_ranges): ... this one. Rewrite in terms of the former.
11070 (add_ranges_by_labels): New.
11071 (output_ranges): Output by-label ranges.
11072 (dwarf2out_finish): Output range for multiple-section
11073 compile_unit. Output standard DW_AT_low_pc in addition to
11074 unexpected DW_AT_entry_pc.
11076 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
11078 PR tree-optimization/32604
11079 PR tree-optimization/32606
11081 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
11082 (compute_antic_safe): Removed.
11083 (ANTIC_SAFE_LOADS): Ditto.
11084 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
11085 (execute_pre): Don't call compute_antic_safe.
11086 (vuse_equiv): New function.
11087 (make_values_for_stmt): Use it
11088 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
11091 2007-07-04 Anatoly Sokolov <aesok@post.ru>
11094 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
11095 rather than a decl.
11096 (avr_attribute_table): Make "naked" attribute apply to function types
11097 rather than to decls.
11098 (avr_handle_fntype_attribute): New function.
11100 2007-07-04 Joseph Myers <joseph@codesourcery.com>
11102 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
11105 2007-07-04 David Ung <davidu@mips.com>
11106 Joseph Myers <joseph@codesourcery.com>
11108 * config/mips/mips.md (type): Add logical, signext and move.
11109 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
11110 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
11111 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
11112 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
11113 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
11114 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
11115 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
11116 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
11117 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
11118 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
11119 movv2sf_hardfloat_64bit): Use the new types.
11120 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
11121 *movdf_softfloat, *movdf_mips16): Use "multi".
11122 (extendqihi2): Replace with a define_expand.
11123 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
11124 Based on extend<SHORT:mode><GPR:mode>2 patterns.
11125 * config/mips/74k.md (r74k_int_logical): New reservation and
11127 (r74k_int_arith): Remove "slt".
11128 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
11129 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
11130 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
11131 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
11132 reservations for "arith".
11134 2007-07-04 Richard Guenther <rguenther@suse.de>
11136 * tree-ssa.c (useless_type_conversion_p): Add handling for
11137 scalar float and vector types. Only call the types_compatible_p
11138 langhook for aggregate types as last resort. Follow the
11141 2007-07-04 Richard Guenther <rguenther@suse.de>
11143 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
11144 the same as NOP_EXPR.
11146 2007-07-04 Nick Clifton <nickc@redhat.com>
11148 * target.h (struct gcc_target): Add target_help field.
11149 * target-def.h (TARGET_HELP): New.
11150 (TARGET_INITIALIZER): Use TARGET_HELP.
11151 * opts.c (command_handle_option): Invoke target_help function, if
11152 defined, when the user has specified --target-help on the command
11154 * doc/invoke.texi: Mention that --target-help might print
11155 additional information.
11156 * doc/tm.texi: Document TARGET_HELP hook.
11158 * arm.c (TARGET_HELP): Override default definition.
11159 (arm_target_help): New - display a wrapped list of cores and
11160 architectures supported.
11162 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
11164 * config/v850/v850.c (expand_prologue): Make sure
11165 GEN_INT() argument is sign extended rather than zero extended.
11166 (expand_epilogue): Likewise.
11167 (output_move_double): Delete.
11168 * config/v850/v850-protos.h (output_move_double): Delete.
11169 * config/v850/v850.md (movdi): Delete.
11170 (*movdi_internal): Delete.
11172 (*movdf_internal): Delete.
11174 2007-07-04 Richard Sandiford <richard@codesourcery.com>
11176 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
11177 unless compiling RTP PIC.
11179 2007-07-04 Richard Guenther <rguenther@suse.de>
11181 PR tree-optimization/32482
11182 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
11183 original ssa name if we didn't find a shift expression.
11184 Fix shift constant for bit zero test.
11186 2007-07-04 Richard Sandiford <richard@codesourcery.com>
11188 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
11190 2007-07-04 Richard Sandiford <richard@codesourcery.com>
11192 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
11193 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
11194 * config/arm/vxworks.h (ASM_SPEC): Delete.
11195 (SUBTARGET_EXTRA_ASM_SPEC): Define.
11197 2007-07-04 Sebastian Pop <sebpop@gmail.com>
11199 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
11200 (DDR_REVERSED_P): New.
11201 * tree-data-ref.c (initialize_data_dependence_relation,
11202 build_classic_dist_vector): Set DDR_REVERSED_P.
11204 2007-07-04 Sebastian Pop <sebpop@gmail.com>
11206 PR middle-end/32457
11207 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
11208 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
11209 init_omega_for_ddr_1): Use non conservative number of iterations
11211 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
11212 (analyze_siv_subscript): Remove FIXME and reinitialization of
11213 last_conflicts to chrec_dont_know.
11214 * testsuite/gfortran.dg/vect/pr32457.f90: New.
11216 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
11218 * tree.c (maybe_canonicalize_argtypes): Improve description.
11220 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
11222 * tree.c (maybe_canonicalize_argtypes): New.
11223 (build_function_type): Set canonical type.
11224 (build_method_type_directly): Ditto.
11225 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
11228 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11230 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
11232 (rewrite_use_nonlinear_expr): Likewise.
11234 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
11236 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
11238 2007-07-04 Ben Elliston <bje@au.ibm.com>
11240 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
11243 * c-objc-common.c (c_types_compatible_p): Fix indentation.
11245 * doc/tm.texi (Run-time Target): Capitalise "CPU".
11246 (Exception Handling): Likewise.
11248 2007-07-03 Jan Hubicka <jh@suse.cz>
11250 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
11252 2007-07-03 Eric Christopher <echristo@apple.com>
11254 * doc/cppopts.texi: Add conflicting option note to -dM.
11255 * doc/invoke.texi: Add note about possible conflicts with
11256 -E for -dCHARS and note that -dM will not produce
11257 any results if there is no machine dependent reorg.
11259 2007-07-03 Geoffrey Keating <geoffk@apple.com>
11261 * tree.h (DECL_ALIGN): Back out previous change.
11263 2007-07-03 Joseph Myers <joseph@codesourcery.com>
11265 * configure.ac: Test for .dtprelword support on MIPS.
11266 * configure, config.in: Regenerate.
11267 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
11268 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
11270 2007-07-03 Julian Brown <julian@codesourcery.com>
11272 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
11273 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
11274 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
11275 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
11277 (all_fpus): Add FPUTYPE_VFP3.
11278 (fp_model_for_fpu): Add VFPv3 field.
11279 (arm_rtx_costs_1): Give cost to VFPv3 constants.
11280 (vfp3_const_double_index): New function. Return integer index of
11281 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
11283 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
11284 and argument represents a valid RTX for a VFPv3 constant.
11285 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
11287 (vfp_emit_fstmd): Similar, for fstmd.
11288 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
11289 constants, represented as integer indices.
11290 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
11291 VFP_REGNO_OK_FOR_DOUBLE macros.
11292 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
11293 (arm_file_start): Set float-abi attribute for VFPv3, and output
11294 correct ".fpu" assembler directive.
11295 (arm_dbx_register_numbering): Add FIXME.
11296 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
11297 (fputype): Add FPUTYPE_VFP3.
11298 (FIXED_REGISTERS): Add 32 registers for D16-D31.
11299 (CALL_USED_REGISTERS): Likewise.
11300 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
11301 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
11302 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
11303 (D7_VFP_REGNUM): New.
11304 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
11305 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
11306 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
11307 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
11308 (REG_ALLOC_ORDER): Adjust for VFPv3.
11309 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
11310 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
11311 VFP_LO_REGS, VFP_HI_REGS.
11312 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
11313 (IS_VFP_CLASS): Define macro.
11314 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
11316 (REGISTER_MOVE_COST): Likewise.
11317 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
11318 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
11319 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
11320 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
11321 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
11322 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
11323 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
11324 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
11325 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
11326 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
11327 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
11328 where appropriate for single-word registers.
11329 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
11330 As above. Fix type attributes.
11331 * config/arm/constraints.md (register_contraint "t"): Define.
11332 (register_constraint "w"): Change to D0-D15, or D0-D31 for
11334 (register_constraint "x"): Define.
11335 (constraint "Dv"): Define.
11337 2007-07-03 Geoffrey Keating <geoffk@apple.com>
11339 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
11341 2007-07-03 Tom Tromey <tromey@redhat.com>
11343 * c-parser.c (objc_pq_context): Removed.
11344 (objc_need_raw_identifier): Likewise.
11345 (c_parser) <objc_pq_context>: New field.
11346 <objc_need_raw_identifier>: Likewise.
11347 (OBJC_NEED_RAW_IDENTIFIER): Removed.
11348 (c_lex_one_token): Update.
11349 (c_parser_objc_protocol_definition): Update.
11350 (c_parser_objc_method_definition): Update.
11351 (c_parser_objc_methodproto): Update.
11352 (c_parser_declspecs): Update.
11354 2007-07-03 David Ung <davidu@mips.com>
11356 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
11358 2007-07-03 David Ung <davidu@mips.com>
11359 Richard Sandiford <richard@codesourcery.com>
11361 * doc/invoke.texi: Document -march=74kf3_2.
11362 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
11363 (TUNE_74K): Check for it.
11364 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
11365 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
11366 * config/mips/mips.md (cpu): Add 74kf3_2.
11367 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
11368 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
11369 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
11370 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
11371 74kf3_2 to the CPU list.
11372 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
11373 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
11374 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
11375 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
11376 (r74kf3_2_fxfer_from_c1): New insn reservations.
11378 2007-07-03 Richard Sandiford <richard@codesourcery.com>
11379 David Ung <davidu@mips.com>
11381 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
11382 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
11383 and 74k[fx]. Document aliases for the new options.
11384 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
11385 (PROCESSOR_24KF2_1): ...this.
11386 (PROCESSOR_24KX): Rename to...
11387 (PROCESSOR_24KF1_1): ...this.
11388 (PROCESSOR_74KF): Rename to...
11389 (PROCESSOR_74KF2_1): ...this.
11390 (PROCESSOR_74KX): Rename to...
11391 (PROCESSOR_74KF1_1): ...this.
11392 (TUNE_74K): Update PROCESSOR_* names.
11393 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
11394 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
11395 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
11396 (mips_rtx_cost_data): Update processor names in comments.
11397 (mips_issue_rate): Update PROCESSOR_* names.
11398 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
11399 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
11400 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
11401 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
11402 Update cpu attribute names.
11403 (r24k_fpu_iss): Rename this reservation to...
11404 (r24kf2_1_fpu_iss): ...this and update all uses.
11405 (r24kx_fpu_iss): Rename this reservation to...
11406 (r24kf1_1_fpu_iss): ...this and update all uses.
11407 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
11408 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
11409 Update cpu attribute names.
11411 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
11413 * config/m32r/constraints.md: New file.
11414 * config/m32r/m32r.c: Include tm-constrs.h.
11415 (small_data_operand): Use satisfies_constraint_* instead of macro.
11416 (addr24_operand, gen_compare): Likewise.
11417 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
11418 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
11419 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
11420 EXTRA_CONSTRAINT): Likewise.
11421 * config/m32r/m32r.md: Include constraints.md.
11422 (*movsi_insn): Use satisfies_constraint_* instead of macro.
11423 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
11424 * config/m32r/predicates.md (conditional_move_operand): Likewise.
11425 (two_insn_const_operand, int8_operand, uint16_operand,
11426 reg_or_int16_operand, reg_or_uint16_operand,
11427 reg_or_cmp_int16_operand, cmp_int16_operand,
11428 seth_add3_operand): Likewise.
11430 2007-07-03 Eric Christopher <echristo@gmail.com>
11432 * libgcc2.h: Conditionally declare __bswapsi2 and
11435 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
11437 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
11440 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11443 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
11444 (__gthrw_pragma): Provide default definition.
11445 (__gthrw2): Use it.
11446 * gthr-posix.c (__gthrw_pragma): Define.
11448 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
11450 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
11451 before declaring inequality.
11453 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
11455 * combine.c (recog_for_combine): Log the success or failure of
11456 matching new insn patterns against the machine description in
11459 2007-07-03 Revital Eres <eres@il.ibm.com>
11461 * ddg.c (print_sccs): New function.
11462 (check_sccs): New function.
11463 (create_ddg_all_sccs): Use it.
11464 * ddg.h (print_sccs): Declare.
11465 * modulo-sched.c (sms_order_nodes): Call print_sccs.
11467 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
11469 * targhooks.h (default_mode_for_suffix): New function declaration.
11470 * targhooks.c (default_mode_for_suffix): New default target hook.
11471 * target.h (struct c): New structure in the targetm struct.
11472 (mode_for_suffix): New target hook as part of struct c.
11473 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
11474 default_mode_for_suffix.
11475 (TARGET_C): New define.
11476 * c-lex.c: Include "target.h".
11477 (interpret_float): Use targetm.c.mode_for_suffix to determine
11478 the mode for a given non-standard suffix.
11479 Makefile.in (c-lex.o): Depend on $(TARGET_H).
11481 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
11482 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
11484 * doc/extend.texi (Floating Types): New node. Document __float80 and
11485 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
11487 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
11490 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
11491 predicate instead of target_operand.
11492 (divsi3_i1_media, divsi3_media_2): Likewise.
11494 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
11496 * tree.h (alias_sets_might_conflict_p): Rename into
11497 alias_sets_must_conflict_p.
11498 * alias.c (alias_sets_might_conflict_p): Likewise.
11499 (alias_sets_conflict_p): Use it.
11500 (objects_must_conflict_p): Likewise.
11501 * c-common.c (strict_aliasing_warning): Adjust.
11503 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
11505 * rtlhooks.c (gen_lowpart_if_possible): Check for
11506 invalid subreg before calling gen_lowpart_SUBREG.
11508 2007-07-02 Geoffrey Keating <geoffk@apple.com>
11510 * config/darwin9.h: Add copyright notice.
11511 (LINK_COMMAND_SPEC): Add comment.
11512 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
11513 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
11514 DARWIN_LIBSYSTEM_HAS_UNWIND.
11516 2007-07-02 Jakub Jelinek <jakub@redhat.com>
11519 * omp-low.c (check_combined_parallel): New function.
11520 (lower_omp_parallel): Call it via walk_stmts, set
11521 OMP_PARALLEL_COMBINED if appropriate.
11522 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
11523 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
11524 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
11525 don't consider it as combined parallel.
11527 2007-07-02 Richard Sandiford <richard@codesourcery.com>
11529 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
11530 (gcc_tooldir): Likewise.
11531 * configure: Regenerate.
11532 * Makefile.in (libsubdir_to_prefix): New variable, based on the
11533 old configure.ac gcc_tooldir setting.
11534 (prefix_to_exec_prefix): New variable.
11535 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
11536 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
11538 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
11540 Fix PR tree-optimization/32583
11541 Fix PR tree-optimization/32584
11542 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
11543 (phi_translate_set): Use phi_translate directly now.
11544 (make_values_for_stmt): Don't value number RHS if we already know
11547 2007-07-02 Steve Ellcey <sje@cup.hp.com>
11548 Jim Wilson <wilson@specifix.com>
11551 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
11554 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
11555 Richard Sandiford <richard@codesourcery.com>
11556 Nigel Stephens <nigel@mips.com>
11558 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
11559 (mips16e_output_save_restore): Declare.
11560 (mips16e_save_restore_pattern_p): Likewise.
11561 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
11562 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
11563 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
11564 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
11565 (BITSET_P): New global macro, extracted from...
11566 (mips_for_each_saved_reg): ...here.
11567 (mips16e_save_restore_info): New struct.
11568 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
11569 (mips16e_save_restore_regs): New variable.
11570 (mips_split_plus, mips16e_find_first_register): New functions.
11571 (mips16e_mask_registers): New function.
11572 (compute_frame_size): Expand the commentary before the function.
11573 Enforce the MIPS16e save and restore register range restrictions.
11574 Pad the general register save area at the low end.
11575 (mips16e_save_restore_reg, mips16e_build_save_restore)
11576 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
11577 (mips16e_output_save_restore, mips16e_collect_propagate_value)
11578 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
11580 (mips_expand_prologue, mips_expand_epilogue): Handle
11581 GENERATE_MIPS16E_SAVE_RESTORE.
11582 * config/mips/mips.md (*mips16e_save_restore): New pattern.
11584 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
11586 PR tree-optimization/31966
11587 PR tree-optimization/32533
11588 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
11589 "basic_block" description as its third argument. Update function
11590 calls to get destination bb from "edge" argument. Save "cond" into
11591 aux field of the edge. Update prototype for changed arguments.
11592 (if_convertible_loop_p): Clear aux field of incoming edges if bb
11594 (find_phi_replacement_condition): Operate on incoming edges, not
11595 on predecessor blocks. If there is a condition saved in the
11596 incoming edge aux field, AND it with incoming bb predicate.
11597 Return source bb of the first edge.
11598 (clean_predicate_lists): Clean aux field of outgoing node edges.
11599 (tree_if_conversion): Do not initialize cond variable. Move
11600 variable declaration into the loop.
11601 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
11602 initializations of new_stmt, arg0 and arg1 variables.
11604 2007-07-02 Jakub Jelinek <jakub@redhat.com>
11606 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
11607 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
11609 2007-07-02 Richard Guenther <rguenther@suse.de>
11611 * tree-ssa.c (useless_type_conversion_p): Document
11612 future intent as defining the middle-end type system.
11613 Re-structure to call langhook last, group by type class,
11614 mark questionable parts.
11616 2007-07-02 Richard Guenther <rguenther@suse.de>
11618 * tree-flow.h (types_compatible_p): Declare.
11619 * tree-ssa.c (types_compatible_p): New function.
11620 * ipa-type-escape.c (discover_unique_type): Use
11621 types_compatible_p instead of lang_hooks.types_compatible_p.
11622 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
11623 * tree-vn.c (expressions_equal_p): Likewise.
11624 * tree.c (fields_compatible_p): Likewise.
11625 * tree-ssa-dom.c (avail_expr_eq): Likewise.
11626 (cprop_operand): Use useless_type_conversion_p instead of
11627 lang_hooks.types_compatible_p.
11628 * tree-inline.c (setup_one_parameter): Likewise.
11629 (declare_return_variable): Likewise.
11630 * tree-nrv.c (tree_nrv): Likewise.
11631 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
11632 (maybe_fold_offset_to_component_ref): Likewise.
11633 (maybe_fold_offset_to_reference): Likewise.
11634 * tree-ssa-copy.c (may_propagate_copy): Likewise.
11635 (merge_alias_info): Likewise.
11636 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
11637 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
11638 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
11639 * tree-tailcall.c (find_tail_calls): Likewise.
11640 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
11641 * gimplify.c (canonicalize_addr_expr): Likewise.
11642 (fold_indirect_ref_rhs): Likewise.
11643 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
11644 (cpt_same_type): Likewise.
11645 (check_pointer_types_r): Swap parameters to cpt_same_type
11647 * fold-const.c (fold_convert): Revert fix for PR15988.
11648 * tree-inline.c (setup_one_parameter): Instead fix it here by
11649 using fold_build1 instead of fold_convert and checking for
11650 error_mark_node. Convert only if the conversion is necessary.
11652 2007-07-02 Joseph Myers <joseph@codesourcery.com>
11654 * configure.ac: Check for .gnu_attribute on Power.
11655 * configure: Regenerate.
11656 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
11657 attribute for floating-point ABI.
11659 2007-07-02 Ira Rosen <irar@il.ibm.com>
11661 PR tree-optimization/32230
11662 PR tree-optimization/32477
11663 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
11664 address is a constant.
11666 2007-07-02 Richard Sandiford <richard@codesourcery.com>
11668 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
11669 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
11670 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
11671 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
11672 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
11673 64-bit targets. Add support for *-elfoabi*.
11674 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
11675 different settings if $(tm_defines) does not select the EABI.
11676 (MULTILIB_EXCLUSIONS): Define in those circumstances.
11677 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
11678 (MIPS_ARCH_OPTION_SPEC): Likewise.
11679 (MIPS_ISA_LEVEL_SPEC): Likewise.
11680 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
11681 * config/mips/elfoabi.h: New file.
11683 2007-07-02 Richard Guenther <rguenther@suse.de>
11685 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
11686 (useless_type_conversion_p): ... this.
11687 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
11688 (useless_type_conversion_p): ... this.
11689 * builtins.c (fold_builtin_memory_op): Rename
11690 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
11691 * tree-cfg.c (verify_expr): Likewise.
11692 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
11693 * tree-ssa-ccp.c (ccp_fold): Likewise.
11694 * tree-ssa-copy.c (may_propagate_copy): Likewise.
11695 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
11696 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
11697 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
11698 * tree-ssa-pre.c (eliminate): Likewise.
11699 * tree-ssa.c (delete_tree_ssa): Likewise.
11700 (tree_ssa_useless_type_conversion): Likewise.
11701 * tree.c (build2_stat): Likewise.
11703 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
11705 Fix PR tree-optimization/32571
11706 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
11709 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
11711 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
11712 and other expected operations explicitly, change default to
11715 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
11717 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
11719 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
11720 (tls_load_dot_plus_eight): Move the label number into the unspec.
11721 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
11723 2007-07-01 Andreas Schwab <schwab@suse.de>
11725 * dwarf2out.c (initial_return_save): Define only if used.
11727 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
11729 Unreverting Richard's Revert of:
11731 2007-06-27 Richard Sandiford <richard@codesourcery.com>
11733 * dce.c (deletable_insn_p_1): New function, split out from...
11734 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
11735 specially, not those inside PARALLELs. Remove BODY argument
11736 and adjust recursive call accordingly.
11737 (prescan_insns_for_dce): Update call to delete_insn_p.
11739 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
11740 Revital Eres <eres@il.ibm.com>
11742 * ddg.c (create_ddg_all_sccs): Fix missed
11743 initialization of scc_nodes.
11745 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
11747 PR middle-end/32559
11748 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
11749 X + ~X to 1 only for INTEGRAL_TYPE_P type.
11751 2007-06-30 Joseph Myers <joseph@codesourcery.com>
11753 * configure.ac: Check for .gnu_attribute on MIPS.
11754 * configure, config.in: Regenerate.
11755 * config/mips/mips.c (mips_file_start): If supported, output
11756 attribute for floating-point ABI.
11758 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
11761 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
11762 (ffs_cmove): New expander to expand using ctz pattern.
11763 (*ffs_cmove): Remove pattern.
11764 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
11765 (ffsdi2): Expand using ctz pattern.
11766 (*ffs_rex64): Remove pattern.
11768 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11770 PR rtl-optimization/32296
11771 * pa.md (return): Delete pattern.
11772 (return_internal): Remove "(const_int 1)" from pattern.
11773 (epilogue): Use return_internal pattern for trivial returns.
11774 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
11775 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
11777 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
11779 * tree-ssa-pre.c (is_exception_related): New function
11780 (can_value_number_operation): Use it.
11782 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
11784 Fix PR tree-optimization/32540
11785 Fix PR tree-optimization/31651
11787 * tree-ssa-sccvn.c: New file.
11789 * tree-ssa-sccvn.h: Ditto.
11791 * tree-vn.c: Include tree-ssa-sccvn.h
11792 (val_expr_paid_d): Removed.
11793 (value_table): Ditto.
11794 (vn_compute): Ditto.
11795 (val_expr_pair_hash): Ditto.
11796 (val_expr_pair_expr_eq): Ditto.
11797 (copy_vuses_from_stmt): Ditto.
11798 (vn_delete): Ditto.
11800 (shared_vuses_from_stmt): Ditto.
11801 (print_creation_to_file): Moved up.
11802 (sort_vuses): Ditto.
11803 (sort_vuses_heap): Ditto.
11804 (set_value_handle): Make non-static.
11805 (make_value_handle): Ditto.
11806 (vn_add): Rewritten to use sccvn lookups.
11807 (vn_add_with_vuses): Ditto.
11808 (vn_lookup): Ditto (and second argument removed).
11809 (vn_lookup_with_vuses): Ditto.
11810 (vn_lookup_or_add): Ditto (and second argument removed);
11811 (vn_lookup_or_add_with_vuses): Ditto.
11812 (vn_lookup_with_stmt): New.
11813 (vn_lookup_or_add_with_stmt): Ditto.
11814 (create_value_handle_for_expr): Ditto.
11816 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
11817 (seen_during_translate): New function.
11818 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
11819 (phi_trans_add): Ditto.
11820 (constant_expr_p): FIELD_DECL is always constant.
11821 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
11822 Use constant_expr_p.
11823 Avoid infinite recursion on mutually valued expressions.
11824 Change callers of vn_lookup_or_add.
11825 (phi_translate): New function.
11826 (compute_antic_safe): Allow phi nodes.
11827 (create_component_ref_by_pieces): Update for FIELD_DECL change.
11828 (find_or_generate_expression): Rewrite slightly.
11829 (create_expression_by_pieces): Updated for vn_lookup_or_add
11831 Update VN_INFO for new names.
11832 (insert_into_preds_of_block): Update for new names.
11833 (add_to_exp_gen): New function.
11834 (add_to_sets): Use vn_lookup_or_add_with_stmt.
11835 (find_existing_value_expr): Rewrite to changed vn_lookup.
11836 (create_value_expr_from): Ditto, and use add_to_exp_gen.
11837 (try_look_through_load): Removed.
11838 (try_combine_conversion): Ditto.
11839 (get_sccvn_value): New function.
11840 (make_values_for_phi): Ditto.
11841 (make_values_for_stmt): Ditto.
11842 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
11844 (init_pre): Update for SCCVN changes.
11846 (execute_pre): Ditto.
11848 * tree-flow.h (make_value_handle): Declare.
11849 (set_value_handle): Ditto.
11850 (sort_vuses_heap): Ditto.
11851 (vn_lookup_or_add_with_stmt): Ditto.
11852 (vn_lookup_with_stmt): Ditto.
11853 (vn_compute): Remove.
11855 (vn_delete): Ditto.
11856 (vn_lookup): Update arguments.
11858 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
11859 (tree-vn.o): Ditto.
11860 (tree-ssa-sccvn.o): New.
11861 (OBJS-common): Add tree-ssa-sccvn.o
11863 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11866 * c-typeck.c (build_external_ref): Don't mark as used if called
11868 * calls.c (rtx_for_function_call): Likewise.
11870 2007-06-30 Richard Sandiford <richard@codesourcery.com>
11874 2007-06-27 Richard Sandiford <richard@codesourcery.com>
11876 * dce.c (deletable_insn_p_1): New function, split out from...
11877 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
11878 specially, not those inside PARALLELs. Remove BODY argument
11879 and adjust recursive call accordingly.
11880 (prescan_insns_for_dce): Update call to delete_insn_p.
11882 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
11884 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
11885 (try_combine): Move potential calls to undo_all() so they happen
11886 before we commit to using the combined insns.
11888 2006-06-30 Jan Hubicka <jh@suse.cz>
11890 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
11893 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
11895 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
11896 (cgraph_remove_unreachable_nodes): Likewise.
11897 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
11898 * ipa-inline.c (update_caller_keys): Cast according to the coding
11900 (cgraph_decide_recursive_inlining): Likewise.
11901 (cgraph_decide_inlining_of_small_function): Likewise.
11902 (try_inline): Likewise.
11903 (cgraph_decide_inlining_incrementally): Likewise.
11904 * ipa-pure-const.c (get_function_state): Likewise.
11905 (scan_function): Likewise.
11906 (analyze_function): Likewise.
11907 (static_execute): Likewise.
11908 * ipa-reference.c (scan_for_static_refs): Likewise.
11909 (merge_callee_local_info): Likewise.
11910 (analyze_function): Use type safe memory macros.
11911 (static_execute): Likewise. Cast according to the coding conventions.
11912 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
11914 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
11916 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
11917 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
11920 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
11922 PR middle-end/30024
11923 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
11924 for complex modes (both int and real).
11926 2007-06-29 Jan Hubicka <jh@suse.cz>
11928 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
11930 2007-06-29 Jan Hubicka <jh@suse.cz>
11932 PR middle-end/32372
11933 * cse.c (cse_insn): Avoid invalid sharing in between register note and
11936 2007-06-29 Anatoly Sokolov <aesok@post.ru>
11939 * config/avr/avr.c: Include dataflow header file.
11940 (expand_prologue): Adjust for prologue insn change.
11941 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
11944 2007-06-29 Richard Guenther <rguenther@suse.de>
11946 PR middle-end/32493
11947 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
11948 during type verification.
11950 2007-06-29 Jan Hubicka <jh@suse.cz>
11952 * recog.c (validate_change_rtx_1): Unshare TO argument.
11954 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
11956 PR tree-optimization/24659
11957 * tree-vect-transform.c (vectorizable_call): Handle
11958 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
11960 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
11961 * config/i386/i386.c (enum ix86_builtins)
11962 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
11963 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
11965 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
11966 const using def_builtin_const.
11967 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
11968 input operands in the same modes as the result.
11969 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
11971 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
11973 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
11974 (df_set_dead_notes_for_mw): Likewise.
11976 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
11978 * c-common.c (pointer_int_sum): Do the negation in sizetype.
11980 2007-06-28 DJ Delorie <dj@redhat.com>
11982 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
11984 2007-06-28 Geoffrey Keating <geoffk@apple.com>
11986 * doc/invoke.texi (C++ Dialect Options): Document
11987 fvisibility-ms-compat.
11988 * c.opt (fvisibility-ms-compat): New.
11990 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
11993 * tree-affine.c (aff_combination_add_elt): Handle
11994 pointer addition specially.
11996 2007-06-28 Jakub Jelinek <jakub@redhat.com>
11998 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
11999 decl is non-external for AIX ABI.
12001 2007-06-28 David Edelsohn <edelsohn@gnu.org>
12003 * config/rs6000/predicates.md (current_file_function_operand):
12004 Ensure the symbol is non-external for AIX ABI.
12006 2007-06-28 Nick Clifton <nickc@redhat.com>
12008 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
12009 (fdce, fdse, fpredictive-commoning): Likewise.
12011 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
12014 * gcc.c (process_command): Recognize the new -static-libgfortran
12017 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
12020 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
12021 Use a call clobbered hard reg instead of a pseudo reg.
12023 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
12025 * config/sh/sh.md (load_gbr): Use correct operand constraint.
12027 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
12030 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
12031 REG_LIBCALL and REG_RETVAL notes.
12032 (divsi3, mulsi3): Likewise.
12033 (mulhisi3): Likewise. Use emit_libcall_block.
12034 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
12036 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
12038 PR rtl-optimization/32481
12039 * combine.c (adjust_for_new_dest): Rescan the changed insn.
12041 2007-06-27 Richard Sandiford <richard@codesourcery.com>
12043 * dce.c (deletable_insn_p_1): New function, split out from...
12044 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
12045 specially, not those inside PARALLELs. Remove BODY argument
12046 and adjust recursive call accordingly.
12047 (prescan_insns_for_dce): Update call to delete_insn_p.
12049 2007-06-27 Richard Guenther <rguenther@suse.de>
12051 PR middle-end/32492
12052 * tree.h (fold_convertible_p): Declare.
12053 * fold-const.c (fold_convertible_p): New function.
12054 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
12055 instead of lang_hooks.types_compatible_p.
12057 2007-06-26 Jan Hubicka <jh@suse.cz>
12059 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
12060 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
12061 early use validate_unshare_change.
12062 (reload_combine): Likewise.
12063 * recog.c (change_t): New field unshare.
12064 (validate_change_1): Rename from validate_change; add argument unshare.
12065 (validate_change): Turn into wrapper of validate_change_1; update
12066 prototype for bools.
12067 (validate_unshare_change): New.
12068 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
12069 calls of df_insn_rescan.
12070 * recog.h (validate_change): Replace ints by bools.
12071 (validate_unshare_change): Declare.
12073 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
12075 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
12077 2007-06-26 Steve Ellcey <sje@cup.hp.com>
12079 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
12081 2007-06-25 Jan Hubicka <jh@suse.cz>
12083 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
12085 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
12086 cgraph_decide_inlining_incrementally): Move uninlinability checks to
12087 places other call site specific checks are performed.
12089 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
12092 * tree-vect-transform.c (vectorizable_operation): Convert
12093 POINTER_PLUS_EXPR over to PLUS_EXPR.
12095 2007-06-25 Chao-ying Fu <fu@mips.com>
12097 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
12098 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
12099 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
12100 Document GET_MODE_IBIT, and GET_MODE_FBIT.
12102 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
12103 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
12104 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
12105 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
12106 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
12107 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
12108 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
12109 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
12110 ALL_FIXED_POINT_MODE_P): New define.
12111 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
12113 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
12115 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
12116 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
12117 MODE_VECTOR_UACCUM): New mode classes.
12119 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
12120 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
12121 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
12124 * genmodes.c (struct mode_data): Add ibit and fbit fields.
12125 (blank_mode): Initialize ibit and fbit.
12126 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
12127 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
12129 (new_adjust): Change required_class to required_class_from and
12130 required_class_to for testing within a range.
12131 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
12132 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
12133 MODE_VECTOR_UACCUM.
12134 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
12135 (make_fixed_point_mode): New.
12136 (_ADD_ADJUST): Change C to C1 and C2.
12137 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
12138 use a range for machine classes.
12139 (ADJUST_IBIT, ADJUST_FBIT): New.
12140 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
12142 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
12143 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
12144 Emit adjustment for ibit and fbit.
12145 (emit_mode_ibit, emit_mode_fbit): New.
12146 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
12148 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
12150 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
12151 as the source of the set.
12153 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
12155 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
12156 FP_REGNO_P): Use IN_RANGE.
12157 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
12158 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
12159 (DATA_REG_P): Use DATA_REGNO_P.
12160 (FP_REG_P): Use FP_REGNO_P.
12161 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
12162 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
12163 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
12165 2007-06-24 Jan Hubicka <jh@suse.cz>
12167 PR middle-end/30563
12168 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
12170 2007-06-24 Sebastian Pop <sebpop@gmail.com>
12172 PR middle-end/32461
12173 * fold-const.c (fold_binary): Strip nops of operand 0
12174 of BIT_NOT_EXPR before calling operand_equal_p.
12175 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
12176 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
12178 2007-06-23 Mark Mitchell <mark@codesourcery.com>
12180 * doc/extend.texi: Document that dllimport and dllexport imply
12181 default visibility.
12182 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
12183 imported or exported declaration, including type declarations.
12184 * c-common.c (handle_visibility_attribute): Check for conflicts
12185 with dllimport/dllexport.
12186 (c_determine_visibility): Handle dllimport/dllexport as an
12187 explicit visibility atttribute.
12189 2007-06-23 Richard Guenther <rguenther@suse.de>
12191 PR tree-optimization/16876
12192 PR middle-end/29478
12193 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
12195 * tree-inline.c (initialize_inlined_parameters): Do not call
12196 lang_hooks.tree_inlining.convert_parm_for_inlining.
12197 * cgraphbuild.c (initialize_inline_failed): Set inline failed
12198 reason for mismatched types.
12199 * gimplify.c (gimplify_call_expr): Verify the call expression
12200 arguments match the called function type signature. Otherwise
12201 mark the call expression to be not considered for inlining
12202 using CALL_CANNOT_INLINE_P flag.
12203 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
12204 edges call expression.
12205 (cgraph_decide_inlining_of_small_function): Likewise.
12206 (cgraph_decide_inlining): Likewise.
12207 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
12209 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
12210 * c-typeck.c (c_convert_parm_for_inlining): Remove.
12211 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
12212 Remove declaration.
12213 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
12214 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
12216 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
12217 convert_parm_for_inlining member.
12219 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
12222 * arm.md (negscc): Match the correct operand for optimized LT0 test.
12223 Remove optimization for GT.
12225 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
12227 PR middle-end/32437
12228 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
12230 (prescan_insns_for_dce): Add extra parameter.
12232 2007-06-23 Jan Hubicka <jh@suse.cz>
12234 PR middle-end/31541
12235 * gimplify.c (mark_addressable): New function.
12236 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
12238 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
12240 PR middle-end/32374
12241 * expr.c (store_constructor): Do not clobber non-zeroed memory.
12243 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
12246 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
12247 moves between MMX/SSE registers to at least 8 units to prevent
12248 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
12250 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
12252 * config/i386/i386.c (override_options): Correct x86_sahf
12255 2007-06-21 David Daney <ddaney@avtrex.com>
12258 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
12259 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
12260 (exception_receiver): Renamed to ...
12261 (nonlocal_goto_receiver): ... this.
12263 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
12265 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
12266 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
12267 partial register accesses.
12269 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
12271 * fold-const.c (debug_fold_checksum): Move it under
12272 ENABLE_FOLD_CHECKING.
12274 2007-06-21 Sebastian Pop <sebpop@gmail.com>
12276 PR middle-end/20623
12277 * tree.h (debug_fold_checksum): Declared.
12278 * fold-const.c (build_fold_addr_expr_with_type_1): New.
12279 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
12280 build_fold_addr_expr_with_type_1.
12281 (fold_addr_expr, debug_fold_checksum): New.
12282 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
12283 (fold_unary, fold_comparison, split_address_to_core_and_offset):
12284 Use fold_addr_expr.
12286 2007-06-21 Sebastian Pop <sebpop@gmail.com>
12288 PR tree-optimization/19590
12289 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
12290 of scev is a constant.
12292 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
12294 * df-problems.c (df_note_bb_compute): Made computation of live
12295 info consistent with df_lr.
12297 2007-06-21 Richard Guenther <rguenther@suse.de>
12299 PR tree-optimization/32453
12300 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
12301 for pointer anti-range.
12303 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
12305 * config/i386/i386.c (processor_target_table): Increase maximum
12306 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
12309 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
12310 byte alignment if > 8 byte alignment is preferred.
12311 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
12313 2007-06-21 Jakub Jelinek <jakub@redhat.com>
12315 PR tree-optimization/31866
12316 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
12317 if ASM_EXPR's input is not a SSA_NAME.
12319 PR middle-end/32362
12320 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
12321 but decl is a global var, instead return decl.
12322 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
12323 even for is_global_var decls, if they are private in some outer
12326 2007-06-21 Richard Guenther <rguenther@suse.de>
12328 PR tree-optimization/32451
12329 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
12331 2007-06-21 Christian Bruel <christian.bruel@st.com>
12333 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
12334 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
12335 (push_regs): Changed saving order or banked registers.
12336 (sh_expand_epilogue): Likewise.
12337 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
12338 (FIRST_BANKED_REG): Likewise.
12339 (LAST_BANKED_REG): Likewise.
12340 * config/sh/sh.md (banked) New attribute.
12341 (in_delay_slot): Check banked attribute.
12343 2007-06-20 Sebastian Pop <sebpop@gmail.com>
12345 PR tree-optimization/32075
12346 * tree-data-ref.c (subscript_dependence_tester_1,
12347 analyze_miv_subscript, analyze_overlapping_iterations,
12348 add_distance_for_zero_overlaps, build_classic_dist_vector,
12349 subscript_dependence_tester_1, analyze_overlapping_iterations,
12350 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
12351 compute_affine_dependence, compute_all_dependences): Pass loop_nest
12352 to evolution_function_is_affine_multivariate_p.
12354 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
12356 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
12358 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
12361 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
12363 * config/m32c/prologue.md (epilogue_exitd_16): New.
12364 (epilogue_reit_16): New.
12365 (epilogue_exitd): Rename to epilogue_exitd_24.
12366 (epilogue_reit): Rename to epilogue_reit_24.
12368 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
12369 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
12371 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
12373 * haifa-sched.c (queue_to_ready): Don't requeue next insn
12374 if dbg_cnt (sched_insn) reaches the limit.
12375 (choose_ready): New parameter INSN_PTR and new return value.
12376 (schedule_block): Handle dbg_cnt (sched_insn). Handle
12377 the new return value from choose_ready.
12378 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
12379 (rest_of_handle_global_alloc): New global_alloc_at_func.
12381 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
12383 PR tree-optimization/25737
12384 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
12385 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
12386 * tree-flow.h (struct fieldoff): Add new field alias_set.
12387 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
12388 argument addressable_type. Set alias_set of fieldoff.
12389 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
12390 (create_overlap_variables_for): Pass alias_set from fieldoff to
12392 * alias.c (get_alias_set): Use alias_set from SFT if set.
12394 2007-06-20 Hui-May Chang <hm.chang@apple.com>
12396 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
12397 of a variable as an unsigned HOST_WIDE_INT integer.
12399 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
12401 PR rtl-optimization/32405
12402 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
12404 2007-06-20 Jakub Jelinek <jakub@redhat.com>
12406 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
12408 PR middle-end/31959
12409 * builtins.c: Include diagnostic.h.
12410 (expand_builtin_expect): Make gcc_assert more permissive.
12411 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
12413 PR inline-asm/32109
12414 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
12417 PR middle-end/32285
12418 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
12419 if ACCUMULATE_OUTGOING_ARGS.
12421 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
12423 * config/m68hc11/m68hc11.c: Include dataflow header file.
12424 (m68hc11_reorg): Port to dataflow.
12426 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
12428 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
12429 (struct df_problem.free_blocks_on_set_blocks): New field.
12430 (struct dataflow.optional_p): New field.
12431 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
12432 (df_live_set_all_dirty): New function.
12433 * df-scan.c (df_scan_alloc): Initialize optional_p.
12434 (problem_SCAN): Initialize free_blocks_on_set_blocks.
12435 * df-core.c (df_set_blocks): Removed use of
12436 DF_FIRST_OPTIONAL_PROBLEM. Now uses
12437 df_problem.free_blocks_on_set_blocks to determine which blocks are
12439 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
12440 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
12441 uses dataflow.optional_p to determine if problem should be
12443 (rest_of_handle_df_initialize): Only start live problem if
12445 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
12446 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
12447 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
12448 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
12449 problem_NOTE): Initialize free_blocks_on_set_blocks.
12450 (df_lr_bb_local_compute): Recompute luids if df_live problem is
12452 (df_live_set_all_dirty, df_note_alloc): New function.
12453 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
12455 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
12456 * postreload.c (reload_combine): Ditto.
12457 * cse.c (cse_extended_basic_block): Ditto.
12458 * regmove.c (mark_flags_life_zones): Ditto.
12459 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
12460 erase_matching_seqs): Ditto.
12461 * bt-load.c (compute_defs_uses_and_gen): Ditto.
12462 * integrate (allocate_initial_values): Ditto.
12463 * combine.c (reg_dead_at_p): Ditto.
12464 * resource.c (mark_target_live_regs): Ditto.
12465 * sched-rgn.c (check_live_1, update_live_1): Ditto.
12466 * config/sh/sh.c (find_r0_life_regions): Ditto.
12467 * global.c (rest_of_handle_global_alloc): Only add back df_live
12469 * local-alloc.c (rest_of_handle_local_alloc): Only remove
12470 df_live for -O > 1.
12471 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
12473 (if_convert): Make sure df_live is there at -O == 1.
12474 (pass_if_after_combine): Cleanup flags.
12475 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
12476 is there at -O == 1.
12478 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
12480 * config/arm/arm.c (arm_get_frame_offsets): Set
12481 offsets->locals_base to avoid negative stack size.
12482 (thumb1_expand_prologue): Assert on negative stack size.
12484 2007-06-19 Sebastian Pop <sebpop@gmail.com>
12486 PR tree-optimization/32367
12487 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
12488 of the chrec has no evolution in that loop.
12489 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
12491 2007-06-19 Bob Wilson <bob.wilson@acm.org>
12493 * config/xtensa/xtensa.c: Include "df.h".
12494 (xtensa_builtin_saveregs): Use adjust_address instead of
12496 (xtensa_va_start): Invoke make_tree with sizetype for
12497 expand_builtin_saveregs and then convert the result to a pointer.
12498 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
12499 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
12500 Subtract argument size from index value as integers and then use
12501 POINTER_PLUS_EXPR to add the result to the array address.
12503 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
12506 * config/m32c/m32c.c: Include dataflow header file.
12507 (m32c_emit_prologue): Adjust for prologue insn change.
12508 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
12509 once inside a PARALLEL. Assume frame size passed in operand 0
12510 includes space to save the fb register.
12511 (prologue_enter_24): Likewise.
12512 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
12514 2007-06-19 David Daney <ddaney@avtrex.com
12517 * config/mips/mips.md (cprestore): Mark $gp as used.
12519 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
12522 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
12523 (frv_ifcvt_modify_insn): Likewise.
12525 2007-06-19 Richard Guenther <rguenther@suse.de>
12527 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
12528 only handle positive offsets that fit in a HOST_WIDE_INT.
12530 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
12532 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
12533 result of rsqrt insn for zero input argument to avoid NaN.
12535 2007-06-19 Richard Guenther <rguenther@suse.de>
12537 PR middle-end/31950
12538 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
12540 2007-06-19 Jakub Jelinek <jakub@redhat.com>
12542 PR tree-optimization/32353
12543 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
12545 2007-06-19 Nick Clifton <nickc@redhat.com>
12547 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
12549 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
12552 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
12553 * config/i386/i386.c (assign_386_stack_local): Assert that
12554 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
12555 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
12556 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
12557 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
12559 2007-06-18 Steve Ellcey <sje@cup.hp.com>
12561 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
12563 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
12565 PR rtl-optimization/32321
12566 * gcse.c (replace_store_insn): Update the note before
12567 calling emit_insn_after.
12569 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
12571 PR middle-end/32355
12572 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
12574 * df-problems.c (df_note_bb_compute): Fix dumping info.
12576 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
12578 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
12579 insn with emit_jump_insn.
12581 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
12583 PR tree-optimization/32383
12584 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
12585 * targhooks.h (default_builtin_reciprocal): Update prototype.
12586 * target.h (struct gcc_target): Update builtin_reciprocal.
12587 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
12588 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
12589 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
12590 when fndecl is in BUILT_IN_MD class.
12591 (execute_convert_to_rsqrt): Ditto.
12593 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
12594 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
12595 Convert BUILT_IN_SQRTF code only when md_fn is false.
12597 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
12599 * bt-load.c (move_btr_def): Fix the order of arguments
12600 to validate_replace_rtx.
12602 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
12604 * config/m68k/m68k-devices.def: Add 54450..54455.
12606 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
12608 PR rtl-optimization/32366
12609 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
12610 FLOAT_EXTEND]: Prevent non-scalar modes from entering
12613 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
12615 PR middle-end/32349
12616 * modulo-sched (generate_reg_moves): Added rescan parameter and if
12617 this is true, rescan insn being modified.
12618 (sms_schedule): Added rescan parameter.
12619 (rest_of_handle_sms): Moved freeing of dominance info to before
12620 getting out of cfg_layout.
12622 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
12624 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
12625 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
12628 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
12629 FL_CF_EMAC from the entry for isac.
12631 * config/m68k/predicates.md (const_call_operand): Adjust comment.
12632 (const_sibcall_operand): New.
12633 (sibcall_operand): Use it.
12634 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
12635 (m68k_isas): ISAC does not imply FPU or EMAC.
12636 (override_options): Add ISA_C logic for symbolic jump & call.
12638 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
12640 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
12641 return mode from the builtin itself.
12642 (sparc_fold_builtin): Fix cast of zero constant.
12644 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
12646 * targhooks.c (default_builtin_reciprocal): New default target hook.
12647 * targhooks.h (default_builtin_reciprocal): Add prototype.
12648 * hooks.c (hook_tree_tree_bool_null): Remove hook.
12649 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
12650 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
12651 default_builtin_reciprocal.
12653 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
12655 PR middle-end/31723
12656 * hooks.c (hook_tree_tree_bool_null): New hook.
12657 * hooks.h (hook_tree_tree_bool_null): Add prototype.
12658 * tree-pass.h (pass_convert_to_rsqrt): Declare.
12659 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
12660 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
12661 and convert it to reciprocal a*rfunc(b).
12662 (execute_convert_to_rsqrt): New function.
12663 (gate_convert_to_rsqrt): New function.
12664 (pass_convert_to_rsqrt): New pass definition.
12665 * target.h (struct gcc_target): Add builtin_reciprocal.
12666 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
12667 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
12668 TARGET_BUILTIN_RECIPROCAL.
12669 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
12671 * config/i386/i386.h (TARGET_RECIP): New define.
12672 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
12673 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
12674 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
12675 and not optimizing for size.
12676 (*rcpsf2_sse): New insn pattern.
12677 (*rsqrtsf2_sse): Ditto.
12678 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
12679 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
12680 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
12681 and not optimizing for size.
12682 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
12683 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
12684 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
12685 and not optimizing for size.
12686 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
12687 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
12688 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
12689 and not optimizing for size.
12690 (*sse_rsqrtv4sf2): Do not export.
12691 (sqrtv4sf2): Ditto.
12692 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
12693 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
12694 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
12695 and not optimizing for size.
12696 (sqrtv4sf2): Ditto.
12697 * config/i386/i386.opt (mrecip): New option.
12698 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
12699 (ix86_emit_swsqrtsf): Ditto.
12700 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
12701 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
12702 builtin definition.
12703 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
12704 ix86_expand_unop1_builtin.
12705 (ix86_emit_swdivsf): New function.
12706 (ix86_emit_swsqrtsf): Ditto.
12707 (ix86_builtin_reciprocal): New function.
12708 (TARGET_BUILTIN_RECIPROCAL): Use it.
12709 (ix86_vectorize_builtin_conversion): Rename from
12710 ix86_builtin_conversion.
12711 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
12712 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
12713 "i386 and x86_64 Options" section.
12714 (Intel 386 and AMD x86_64 Options): Document -mrecip.
12716 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
12717 Zdenek Dvorak <dvorakz@suse.cz>
12718 Richard Guenther <rguenther@suse.de>
12719 Kaz Kojima <kkojima@gcc.gnu.org>
12721 * tree-vrp.c (compare_values_warnv): Convert val2 to
12723 (extract_range_from_assert): Create
12724 POINTER_PLUS_EXPR for pointer types.
12725 (extract_range_from_binary_expr): Handle
12726 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
12728 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
12729 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
12730 POINTER_PLUS_EXPR as PLUS_EXPR.
12731 (number_of_iterations_lt_to_ne):
12732 For pointer types, use sizetype when
12733 creating MINUS_EXPR/PLUS_EXPRs.
12734 (assert_loop_rolls_lt): For pointer types, use sizetype when
12735 creating MINUS_EXPR/PLUS_EXPRs.
12736 (number_of_iterations_le): Likewise.
12737 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
12738 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
12739 like PLUS_EXPR and MINUS_EXPR.
12740 * tree-pretty-print.c (dump_generic_node): Handle
12742 (op_prio): Likewise.
12743 (op_symbol_1): Likewise.
12744 * optabs.c (optab_for_tree_code): Likewise.
12745 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
12747 * tree-tailcall.c (process_assignment): Mention
12748 POINTER_PLUS_EXPR in a TODO comment.
12749 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
12750 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
12751 not used with a pointer and an integer type.
12752 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
12753 increment using chrec_convert_rhs instead of chrec_convert.
12754 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
12755 PLUS_EXPR except for the right hand side's type will be
12757 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
12758 (fold_used_pointer_cast): Kill.
12759 (pointer_offset_p): Kill.
12760 (fold_used_pointer): Kill.
12761 (pointer_used_p): Kill.
12762 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
12763 call fold_used_pointer.
12764 (instantiate_parameters_1): Convert the increment
12765 using chrec_convert_rhs instead of chrec_convert.
12766 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
12767 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
12768 instead of PLUS_EXPR.
12769 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
12770 PLUS_EXPR for pointers.
12771 (std_gimplify_va_arg_expr): Likewise.
12772 (fold_builtin_memory_op): Likewise.
12773 (fold_builtin_strstr): Likewise.
12774 (fold_builtin_strchr): Likewise.
12775 (fold_builtin_strrchr): Likewise.
12776 (fold_builtin_strpbrk): Likewise.
12777 (expand_builtin_memory_chk): Likewise.
12778 (fold_builtin_memory_chk): Likewise.
12779 (std_expand_builtin_va_start): Use
12780 sizetype for the call to make_tree and then convert
12781 to the pointer type.
12782 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
12783 instead of PLUS_EXPR for adding to a pointer.
12784 (std_gimplify_va_arg_expr): Use fold_build2 for
12785 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
12786 the operands to sizetype first and then cast the BIT_AND_EXPR
12787 back to the pointer type.
12788 * fold-const.c (build_range_check): Handle pointer types
12790 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
12791 of PLUS_EXPR's. Make sure the offset is converted to
12793 (try_move_mult_to_index): Strip the NOPs from the offset.
12794 Remove code argument and replace all uses with PLUS_EXPR.
12795 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
12796 specially. Don't use a pointer type for MINUS_EXPR.
12797 (fold_unary): Handle for (T1)(X op Y),
12798 only p+ as that is the only as that can be handled for
12799 binary operators now.
12800 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
12802 <case PLUS_EXPR>: Add folding of PTR+INT into
12804 Don't call try_move_mult_to_index.
12805 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
12806 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
12807 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
12808 Don't call try_move_mult_to_index.
12809 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
12810 (tree_expr_nonzero_p): Likewise.
12811 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
12812 of PLUS_EXPR for the complex expression folding.
12813 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
12814 first chrec is a pointer type, then the second should
12815 be sizetype and not the first's type.
12816 For POINTER_PLUS_EXPR, use a different right hand side type.
12817 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
12818 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
12819 different right hand side type.
12820 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
12821 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
12822 instead of PLUS_EXPR.
12823 When either operand is zero, convert the other operand.
12824 (chrec_apply): Use chrec_convert_rhs
12825 on the argument x instead of chrec_convert.
12826 (reset_evolution_in_loop): For pointer types, the new_evol
12827 should be sizetype.
12828 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
12829 different right hand side type.
12830 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
12831 (chrec_convert_rhs): New function.
12832 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
12833 different right hand side type.
12834 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
12835 * tree-chrec.h (chrec_convert_rhs): New prototype.
12836 (build_polynomial_chrec): For pointer types, the right hand
12837 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
12838 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
12839 Remove subtraction case as it is always addition now.
12840 Make sure the offset is converted to sizetype.
12841 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
12842 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
12843 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
12844 PLUS_EXPR in pointer type.
12845 Handle POINTER_PLUS_EXPR.
12846 (tree_to_aff_combination): Likewise.
12847 (force_expr_to_var_cost): Likewise.
12848 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
12849 instead of PLUS_EXPR for pointers.
12850 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
12851 instead of PLUS_EXPR of pointer types.
12852 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
12854 (check_va_list_escapes): Likewise.
12855 (check_all_va_list_escapes): Likewise.
12856 * dwarf2out.c (loc_descriptor_from_tree_1):
12857 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
12858 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
12859 (string_constant): Likewise.
12860 * tree-ssa-address.c (tree_mem_ref_addr): When adding
12861 the offset to the base, use POINTER_PLUS_EXPR.
12862 (add_to_parts): Convert the index to sizetype.
12863 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
12864 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
12865 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
12866 Offset only holds something for PLUS_EXPR.
12867 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
12869 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
12871 (analyze_accesses_for_modify_stmt): Likewise.
12872 Remove comment about the type being integral type as it is
12874 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
12876 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
12878 Correct the type which the artimentic is done in (is now
12881 * tree-data-ref.c (split_constant_offset): Handle
12883 * tree-affine.c (tree_to_aff_combination): Likewise.
12884 * c-typeck.c (build_unary_op): For pointers create the increment
12885 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
12887 * gimplify.c (gimplify_self_mod_expr): Create a
12888 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
12889 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
12890 * tree.def (POINTER_PLUS_EXPR): New tree code.
12891 * tree-predcom.c (ref_at_iteration): If we have a pointer
12892 type do the multiplication in sizetype.
12893 * tree-mudflap.c (mf_xform_derefs_1): Create a
12894 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
12895 * tree-ssa-forwprop.c
12896 (forward_propagate_addr_into_variable_array_index):
12897 Don't expect there to be a cast for the index as that
12898 does not exist anymore.
12899 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
12900 instead of PLUS_EXPR.
12901 Don't check for the first operand of the POINTER_PLUS_EXPR
12902 was the index as it cannot be.
12903 Call forward_propagate_addr_into_variable_array_index with
12904 the SSA_NAME instead of the statement.
12905 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
12906 (compare_constant): Likewise.
12907 (copy_constant): Likewise.
12908 (compute_reloc_for_constant): Likewise.
12909 (output_addressed_constants): Likewise.
12910 (initializer_constant_valid_p): Likewise.
12911 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
12912 Convert the MIN/MAX of the inner type to the outer
12913 type before comparing them.
12914 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
12915 POINTER_PLUS_EXPR instead of PLUS_EXPR.
12916 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
12917 of PLUS_EXPR for pointers.
12918 * tree-inline.c (estimate_num_insns_1): Handle
12920 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
12921 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
12922 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
12923 instead of PLUS_EXPR for the pointer increment statement.
12924 (vect_update_ivs_after_vectorizer): For pointer types, create
12925 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
12926 MULT_EXPR in sizetype.
12927 (vect_gen_niters_for_prolog_loop): Add a cast when creating
12929 * tree-object-size.c (plus_expr_object_size): Handle
12930 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
12931 code which is trying to figure out which side is a pointer and
12933 (check_for_plus_in_loops_1): Likewise.
12934 (check_for_plus_in_loops): Likewise.
12935 * c-common.c (pointer_int_sum): Create a
12936 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
12937 * tree-ssa-structalias.c (handle_ptr_arith): Handle
12938 only POINTER_PLUS_EXPR. Removing all the extra
12939 code which is trying to figure out which side is a pointer and
12941 * tree-cfg.c (verify_expr): Add extra checking for pointers and
12942 PLUS_EXPR and MINUS_EXPR.
12943 Also add checking to make sure the operands of POINTER_PLUS_EXPR
12945 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
12946 with make_tree, instead of a pointer type.
12947 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
12948 for pointers instead of PLUS_EXPR.
12949 (s390_gimplify_va_arg): Likewise.
12950 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
12951 instead of PLUS_EXPR when doing addition on pointer
12952 types. Use sizetype for the second operand.
12953 (spu_gimplify_va_arg_expr): Likewise.
12954 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
12955 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
12956 a pointer. Don't create a BIT_AND_EXPR for pointer types.
12957 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
12958 for the pointer addition and also use size_int/sizetype
12960 (ix86_gimplify_va_arg): Likewise.
12961 Perform BIT_AND_EXPR on sizetype arguments.
12962 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
12963 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
12964 for the pointer additions and also use size_int for the offsets.
12965 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
12966 additions and also use size_int for the offsets. Perform
12967 BIT_AND_EXPR on sizetype arguments.
12968 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
12969 POINTER_PLUS_EXPR for pointers and create the
12970 BIT_AND_EXPR in sizetype.
12971 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
12972 instead of PLUS_EXPR for pointer addition.
12973 (rs6000_va_start): Likewise.
12974 Also use sizetype for the offset.
12975 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
12976 as PLUS_EXPR/MINUS_EXPR.
12977 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
12978 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
12979 Don't use BIT_AND_EXPR on a pointer type, convert the
12980 expression to sizetype first.
12981 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
12983 (mips_gimplify_va_arg_expr): Likewise.
12984 Don't create BIT_AND_EXPR in a pointer type.
12986 2007-06-15 Eric Christopher <echristo@apple.com>
12988 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
12989 (x86_64-*-darwin*): Ditto.
12990 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
12993 2007-06-15 Matthew Wilcox <matthew@wil.cx>
12995 * doc/extend.texi: Document behavior of __attribute__((aligned))
12998 2007-06-15 Mark Mitchell <mark@codesourcery.com>
13000 * rtlanal.c (note_stores): Improve documentation.
13002 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
13004 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
13005 LOCAL_LABEL_PREFIX): Delete.
13006 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
13007 (bfin_internal_label): Delete.
13009 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
13011 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
13012 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
13013 otherwise define to LIBGCC2_TF_CEXT.
13014 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
13015 (LIBGCC_TF_CEXT): Ditto.
13018 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
13020 PR rtl-optimization/32339
13021 * df-scan.c (df_uses_record): Don't modify flags but just add to
13022 it for df_ref_record.
13024 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
13026 * tree-mudflap.c: Fix whitespace issues.
13028 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
13030 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
13032 2007-06-14 Eric Christopher <echristo@apple.com>
13034 * config/i386/sse.md (movdi_to_sse): Rewrite body.
13035 (movv4sf): Use gcc_unreachable instead of abort.
13037 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
13040 * config/i386/sfp-machine.h (CMPtype): New define.
13041 (mach stubs): Use CMPtype instead of int as a return type.
13043 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
13045 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
13046 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
13047 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
13048 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
13049 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
13050 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
13051 config/soft-fp/soft-fp.h: Update from glibc CVS.
13053 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
13055 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
13057 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
13060 * config/v850/v850.c: Include dataflow header file.
13061 (substitute_ep_register): Fix typo.
13063 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
13065 * configure.ac: Fix earlier checkin.
13066 * configure: Regenerated.
13068 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
13070 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
13071 * aclocal.m4: Regenerate.
13072 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
13073 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
13074 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
13075 * configure: Regenerate.
13076 * Makefile.in (LOOSE_WARN): Subst loose_warn.
13078 * Makefile.in (quickstrap): Build libgcc too.
13080 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
13082 * configure.ac: Add --enable-checking=df. Explicitly mention that
13083 the variables are initialized as for "release".
13084 * df-core.c: Use it.
13085 * configure: Regenerate.
13086 * config.in: Regenerate.
13088 2007-06-14 Bob Wilson <bob.wilson@acm.org>
13090 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
13091 validate_replace_rtx instead of replace_rtx.
13092 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
13094 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
13096 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
13097 (DWARF2_UNWIND_INFO): Override default if configured with
13099 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
13100 (ENDFILE_SPEC): Add crtend.o.
13101 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
13102 (ENDFILE_SPEC): Add crtend.o.
13103 (TARGET_USE_JCR_SECTION): Define.
13104 (MD_UNWIND_SUPPORT): Define for 32-bit target.
13106 * config/i386/cygming-crtbegin.c: New file.
13107 * config/i386/cygming-crtend.c: New file.
13109 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
13111 * config/i386/w32-unwind.h: New file.
13113 2007-06-13 Eric Christopher <echristo@apple.com>
13115 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
13116 the user set a value below STACK_BOUNDARY.
13118 2007-06-13 Thiemo Seufer <ths@networkno.de>
13120 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
13121 imply -lpthread for -pthread.
13123 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
13125 * basic-block.h: Remove the prototype for
13126 free_basic_block_vars.
13127 * cfglayout.h: Remove the prototype for
13128 insn_locators_initialize.
13129 * tree.h: Remove the prototype for emit_line_note.
13131 * tree-ssa-pre.c (mergephitemp): Remove.
13132 (init_pre): Don't use mergephitemp.
13134 2007-06-13 Eric Christopher <echristo@apple.com>
13136 * config/i386/i386.c (override_options): If we've specified
13137 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
13139 2007-06-13 Bob Wilson <bob.wilson@acm.org>
13141 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
13144 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
13146 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
13147 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
13148 (eh_store_handler): New pattern.
13149 (eh_return): Emit it instead of a plain move.
13151 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
13153 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
13154 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
13155 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
13158 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
13160 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
13161 (find_next_insn_start, find_load): New functions.
13162 (bfin_reorg): Use them to deal with the fact that parallel insns are
13163 no longer represented as a SEQUENCE.
13165 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
13167 * config/sparc/sparc.c (sparc_override_options): Initialize
13168 fpu mask correctly.
13170 2007-06-13 Dave Korn <dave.korn@artimi.com>
13172 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
13175 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
13177 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
13178 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
13179 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
13180 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
13181 tree-vect-transform.c: Fix comment typos. Follow spelling
13184 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
13186 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
13187 to the exit block use set.
13188 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
13189 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
13190 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
13192 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
13194 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
13195 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
13196 to indicate an error.
13197 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
13199 (dbg_cnt_process_opt): Print an error on a bad argument.
13200 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
13201 * common.opt (-fdbg-cnt-list): New.
13202 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
13204 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
13206 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
13207 flag on ref-all pointers.
13209 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
13211 PR middle-end/31579
13212 * expr.c (expand_expr_addr_expr_1): Call expand_expr
13213 for the offset with the modifier as EXPAND_INITIALIZER
13214 if the modifier is EXPAND_INITIALIZER.
13215 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
13216 a register if we had an overflow.
13218 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13220 * real.c (real_isfinite): New.
13221 (real_sqrt): Use it.
13222 * real.h (real_isfinite): New.
13223 * builtins.c: Use it.
13225 2007-06-12 Ian Lance Taylor <iant@google.com>
13226 Daniel Berlin <dberlin@dberlin.org>
13229 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
13230 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
13231 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
13232 (DECL_NO_TBAA_P): Define.
13233 (struct tree_decl_common): Add no_tbaa_flag field.
13234 * tree-ssa-structalias.c (struct variable_info): Add
13235 no_tbaa_pruning field.
13236 (new_var_info): Initialize no_tbaa_pruning field.
13237 (unify_nodes): Copy no_tbaa_pruning field.
13238 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
13239 (dump_solution_for_var): Print no_tbaa_pruning flag.
13240 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
13242 (compute_tbaa_pruning): New static function.
13243 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
13244 Call compute_tbaa_pruning.
13245 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
13246 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
13247 * gimple-low.c (lower_stmt): Likewise.
13248 * tree-gimple.c (is_gimple_stmt): Likewise.
13249 * tree-ssa-operands.c (get_expr_operands): Likewise.
13250 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
13251 * tree-inline.c (estimate_num_insns_1): Likewise.
13252 (copy_result_decl_to_var): Likewise.
13253 * expr.c (expand_expr_real_1): Likewise.
13254 * tree-pretty-print.c (dump_generic_node): Likewise.
13255 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
13256 * omp-low.c (omp_copy_decl_2): Likewise.
13257 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
13258 * doc/c-tree.texi (Expression trees): Document
13259 CHANGE_DYNAMIC_TYPE_EXPR.
13261 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13263 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
13264 with !HONOR_NANS and !HONOR_INFINITIES.
13265 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
13267 2007-06-12 Tristan Gingold <gingold@adacore.com>
13269 * gcov.c: Comments updated.
13270 (source_info): Add file_time field.
13271 (source_index): New variable.
13272 (mutiple_files): New variable.
13273 (generate_results): New function extracted from process_file.
13274 (process_file): Save and restore chain of functions, generate
13275 results and free structures only if not merging results.
13276 (release_structures): File names are now freed in create_file_names
13277 (create_file_names): Free previous file names.
13278 (find_source): File date is now read here and modifications in
13279 source files is checked here.
13280 (read_graph_file): Only reverse order of functions for the current
13282 (make_gcov_file_name): Do not generate long names if input_name is
13284 (output_lines): If merging results do not display graph, data and
13286 Checking source file modification is done in find_source.
13288 * doc/gcov.texi: Append an s to sourcefile.
13290 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
13292 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
13293 (forced_nop): New pattern.
13294 * config/bfin/bfin.c: Include "df.h".
13295 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
13296 (bfin_discover_loop): Use df_get_live_in instead of
13297 global_live_at_start.
13298 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
13299 df_analyze when done.
13300 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
13301 the insns. Use QImode for the final insn in a bundle. Call
13302 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
13304 (reorder_var_tracking_notes): New function.
13305 (bfin_reorg): Pass no argument to split_all_insns. Don't call
13306 update_life_info. Call df_analyze after scheduling and bundle
13307 generation. Call reorder_var_tracking_notes if generating these
13308 notes. Call df_finish_pass at the end.
13310 2007-06-12 Dirk Mueller <dmueller@suse.de>
13312 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
13313 a comparison, not an assignment.
13315 2007-06-12 Olivier Hainque <hainque@adacore.com>
13317 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
13318 Request walking the subtrees only, leaving the current is_lhs/val_only
13320 (convert_non_local_reference): Likewise.
13322 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
13324 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
13326 2007-06-12 Richard Guenther <rguenther@suse.de>
13328 PR tree-optimization/15353
13329 PR tree-optimization/31657
13330 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
13331 * timevar.def: Add TV_TREE_IFCOMBINE.
13332 * tree-pass.h (pass_tree_ifcombine): Declare.
13333 * tree-ssa-ifcombine.c: New file.
13334 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
13335 * tree-flow.h (blocks_in_phiopt_order): Declare.
13336 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
13337 (tree-ssa-ifcombine.o): New dependencies.
13339 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
13341 PR rtl-optimization/32293
13342 * combine.c (simplify_if_then_else): Truncate return from
13343 nonzero_bits() to correct mode.
13345 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
13347 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
13348 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
13350 2007-06-11 Diego Novillo <dnovillo@google.com>
13352 * Makefile.in (reload1.o-warn): Remove.
13354 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
13356 * combine.c (subst): Use reg_overlap_mentioned_p
13357 instead of comparing register numbers directly.
13359 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
13361 * reload1.c (mark_home_live_1): Use the mode parameter.
13363 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
13365 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
13366 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
13368 * df-core.c: Ditto.
13370 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
13372 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
13374 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
13376 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
13377 from integer registers.
13378 (FP mode splitters): Handle TFmode.
13380 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
13382 * tree-ssa-structalias.c (find_what_p_points_to): Return false
13383 for ref-all pointers that point-to anything.
13385 2007-06-11 Joseph Myers <joseph@codesourcery.com>
13387 * config/arm/arm.c (arm_output_dwarf_dtprel,
13388 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
13390 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
13392 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
13393 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
13396 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
13398 * tree.c (signed_or_unsigned_type_for): New.
13399 (unsigned_type_for): Use signed_or_unsigned_type_for.
13400 (signed_type_for): Use signed_or_unsigned_type_for.
13401 * tree.h (signed_or_unsigned_type_for): New.
13402 (get_signed_or_unsigned_type): Remove.
13403 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
13404 lang_hooks.types.signed_type
13405 (size_diffop): Likewise.
13406 (all_ones_mask_p): Likewise.
13407 (build_range_check): Likewise.
13408 (fold_cond_expr_with_comparison): Likewise.
13409 (fold_cond_expr_with_comparison): Likewise.
13410 (unextend): Likewise.
13411 (extract_muldiv_1): Likewise.
13412 (fold_single_bit_test_into_sign_test): Likewise.
13413 (fold_binary): Likewise.
13414 (fold_ternary): Likewise.
13415 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
13416 instead of get_signed_or_unsigned_type.
13417 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
13418 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
13419 * expr.c (signed_or_unsigned_type_for): Use
13420 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
13421 * langhooks.c (get_signed_or_unsigned_type): Remove.
13422 (lhd_signed_or_unsigned_type): Remove.
13423 * langhooks.h (lang_hooks_for_types): Remove signed_type and
13424 signed_or_unsigned_type.
13425 (lhd_signed_or_unsigned_type): Remove.
13426 * expmed.c (make_tree): Use signed_type_for instead of
13427 lang_hooks.types.signed_type.
13428 * c-common.c (same_scalar_type_ignoring_signedness): Use
13429 c_common_signed_type instead of lang_hooks.types.signed_type.
13430 (c_common_unsigned_type): New.
13431 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
13432 (shorten_compare): Use c_common_unsigned_type instead of
13433 c_common_signed_or_unsigned_type.
13434 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
13436 * convert.c (convert_to_integer): Use signed_type_for instead of
13437 lang_hooks.types.signed_type.
13438 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
13439 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
13440 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
13441 * c-format.c (check_format_types): Use c_common_unsigned_type
13442 instead of unsigned_type_for.
13443 * c-decl.c (groakdeclarator): Likewise.
13444 * c-typeck.c (convert_for_assignment): Likewise.
13445 * c-common.h (c_common_unsigned_type): New.
13447 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
13450 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
13451 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
13453 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
13455 PR middle-end/32279
13456 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
13457 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
13459 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
13460 Sebastian Pop <sebpop@gmail.com>
13462 * lambda-code.c (remove_iv): New.
13463 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
13465 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
13467 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
13468 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
13469 * tree-ssa-loop-prefetch.c: Include optabs.h.
13470 (FENCE_FOLLOWING_MOVNT): New macro.
13471 (struct mem_ref): Add independent_p and storent_p fields.
13472 (record_ref): Initalize the new fields.
13473 (gather_memory_references_ref): Return true if the reference
13475 (gather_memory_references): Check whether all memory accesses
13476 in loop were recorded.
13477 (should_issue_prefetch_p): Return false for nontemporal stores.
13478 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
13479 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
13480 (determine_loop_nest_reuse): Detect independent memory references.
13481 (loop_prefetch_arrays): Call mark_nontemporal_stores.
13482 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
13483 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
13484 * config/i386/i386.h (x86_mfence): Declare.
13485 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
13486 * config/i386/i386.c (x86_mfence): New variable.
13487 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
13489 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
13490 * optabs.c (init_optabs): Initialize storent_optab.
13491 * optabs.h (enum optab_index): Add OTI_storent.
13492 (storent_optab): Declare.
13493 * genopinit.c (optabs): Add initialization for storent_optab.
13494 * tree.h (MOVE_NONTEMPORAL): New macro.
13495 * expr.c (expand_assignment, store_expr, store_constructor_field,
13496 store_constructor, store_field, expand_expr_real_1): Propagate
13497 nontemporality of the expanded store.
13498 (emit_storent_insn): New function.
13499 * expr.h (expand_assignment, store_expr): Declaration changed.
13500 * function.c (assign_parm_setup_reg): Pass false as nontemporality
13501 to expand_assignment.
13502 * stmt.c (expand_asm_expr): Ditto.
13503 * calls.c (initialize_argument_information): Pass false as
13504 nontemporality to store_expr.
13505 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
13508 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
13510 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
13512 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
13514 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
13516 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
13517 and allow DECL_P here.
13519 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
13521 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
13522 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
13523 track of the size of the expression.
13524 * cfghooks.c (merge_blocks): Remove block from loops structure only
13525 after call of the merge_blocks hook.
13527 2007-06-09 Tom Tromey <tromey@redhat.com>
13529 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
13530 (deprecated_state): Removed.
13531 (start_decl): Update.
13532 (enum deprecated_states): Moved earlier.
13533 (groktypename): Update.
13534 (push_parm_decl): Likewise.
13535 (grokfield): Likewise.
13536 (start_function): Likewise.
13538 2007-06-09 Ian Lance Taylor <iant@google.com>
13540 PR tree-optimization/32169
13541 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
13542 CONVERT_EXPR, check whether min and max both converted to an
13543 overflow infinity representation.
13545 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
13547 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
13548 not inserted on the edge.
13550 2007-06-08 Bob Wilson <bob.wilson@acm.org>
13552 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
13553 instructions if they are supported.
13554 (__divsi3, __umodsi3, __modsi3): Likewise.
13555 (__ashldi3, __ashrdi3, __lshrdi3): New.
13556 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
13558 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
13559 Tony Linthicum <tony.linthicum@amd.com>
13561 * doc/invoke.texi: Add fvect-cost-model flag.
13562 * common.opt (fvect-cost-model): New flag.
13563 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
13564 cost fields in stmt_vec_info struct for STMT.
13565 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
13566 fields in stmt_vec_info struct and access functions for the same.
13567 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
13568 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
13569 load, store and vector to scalar operation.
13570 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
13571 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
13572 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
13573 (TARG_VEC_STORE_COST): Define cost of vector store.
13574 (vect_estimate_min_profitable_iters): Define new function.
13575 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
13576 check to evaluate if loop iterations are less than minimum profitable
13577 iterations determined by cost model or minimum vect loop bound defined
13578 by user, whichever is more conservative.
13579 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
13580 run-time check to evaluate if loop iterations are less than minimum
13581 profitable iterations determined by cost model or minimum vect loop
13582 bound defined by user, whichever is more conservative.
13583 (vect_estimate_min_profitable_iterations): New function to estimate
13584 mimimimum iterartions required for vector version of loop to be
13585 profitable over scalar version.
13586 (vect_model_reduction_cost): New function.
13587 (vect_model_induction_cost): New function.
13588 (vect_model_simple_cost): New function.
13589 (vect_cost_strided_group_size): New function.
13590 (vect_model_store_cost): New function.
13591 (vect_model_load_cost): New function.
13592 (vectorizable_reduction): Call vect_model_reduction_cost during
13594 (vectorizable_induction): Call vect_model_induction_cost during
13596 (vectorizable_load): Call vect_model_load_cost during analysis phase.
13597 (vectorizable_store): Call vect_model_store_cost during analysis phase.
13598 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
13599 vectorizable_promotion, vectorizable_demotion): Call
13600 vect_model_simple_cost during analysis phase.
13602 2007-06-08 Simon Baldwin <simonb@google.com>
13604 * reg-stack.c (get_true_reg): Readability change. Moved default case
13605 label into direct switch statement scope.
13607 2007-06-08 Simon Baldwin <simonb@google.com>
13609 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
13610 in gcc_assert() with '==' comparison.
13612 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
13614 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
13615 TARGET_ABM handling of x86_popcnt variable.
13617 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
13619 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
13620 __builtin_copysignq and __builtin_infq built-in functions.
13622 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
13624 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
13625 SSE4.2 section. Correct built-in function names in SSE4A section.
13627 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
13629 PR tree-optimization/32243
13630 * tree-vect-transform.c (vectorizable_type_promotion): Move check
13631 for ncopies after ratio check between nunits_out and nunits_in.
13632 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
13634 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
13636 PR tree-optimization/32224
13637 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
13638 vectorization upon a non GIMPLE_MODIFY_STMT.
13640 2007-06-08 Christian Bruel <christian.bruel@st.com>
13643 * config/sh/sh.md (doloop_end): New pattern and splitter.
13644 * loop-iv.c (simple_rhs_p): Check for hardware registers.
13646 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
13648 PR middle-end/32209
13649 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
13651 (verify_dominators): Do not change dominance tree.
13653 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
13655 * config/sh/constraints.md: New file.
13656 * config/sh/sh.c: Include tm-constrs.h.
13657 (reg_class_from_letter): Remove.
13658 (prepare_cbranch_operands): Use satisfies_constraint_*
13659 function instead of macro.
13660 (andcosts, broken_move, sh_secondary_reload): Likewise.
13661 * config/sh/predicates.md (trapping_target_operand): Likewise.
13662 (and_operand, arith_operand, arith_reg_or_0_operand,
13663 cmp_operand, logical_operand, target_operand,
13664 ua_address_operand, ua_offset, xor_operand): Likewise.
13665 * config/sh/sh.md: Include constraints.md.
13666 (*movsicc_t_false): Use satisfies_constraint_* function
13668 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
13669 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
13670 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
13671 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
13672 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
13673 (REG_CLASS_FROM_CONSTRAINT): Remove.
13674 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
13675 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
13676 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
13677 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
13678 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
13679 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
13680 function instead of macro.
13681 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
13682 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
13683 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
13684 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
13685 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
13686 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
13687 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
13688 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
13689 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
13690 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
13691 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
13692 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
13693 EXTRA_CONSTRAINT_STR): Likewise.
13694 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
13696 2007-06-07 Geoffrey Keating <geoffk@apple.com>
13698 * config/i386/darwin.h (STACK_BOUNDARY): Define.
13700 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
13703 * c-common.h (flag_cpp0x): Replaced by...
13704 (cxx_dialect): ... this new variable specifying the C++ dialect that
13706 * c-common.c (flag_cpp0x): Removed.
13707 (cxx_dialect): Defined.
13708 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
13710 * c-opts.c (c_common_post_options): Likewise.
13711 (set_std_cxx98): Set cxx_dialect to cxx98.
13712 (set_std_cxx0x): Set cxx_dialect to cxx0x.
13714 2007-06-07 Geoffrey Keating <geoffk@apple.com>
13715 Hui-May Chang <hm.chang@apple.com>
13717 * doc/invoke.texi (Darwin Options): Update documentation for
13718 -mmacosx-version-min.
13719 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
13720 * config/darwin-driver.c: New file.
13721 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
13722 * config/t-darwin (darwin-driver.o): New rule.
13724 * config/darwin-c.c (version_as_macro): Ignore low digit.
13726 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
13728 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
13729 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
13730 (CSGNMODE): New mode macro.
13731 (CSGNVMODE): New mode attribute.
13732 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
13733 expander using CSGNMODE mode macro. Handle TFmode.
13734 (copysign<mode>3_const): Rename from copysignsf3_const and
13735 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
13737 (copysign<mode>3_var): Rename from copysignsf3_var and
13738 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
13740 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
13741 mode macro. Handle TFmode.
13742 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
13743 (iortf3, *iortf3): Ditto.
13744 (xortf3, *xortf3): Ditto.
13745 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
13746 TFmode and TImode masks.
13747 (ix86_expand_copysign): Expand TFmode copysign insn.
13748 (IX86_BUILTIN_INFQ): New.
13749 (IX86_BUILTIN_FABSQ): Ditto.
13750 (IX86_BUILTIN_COPYSIGNQ): Ditto.
13751 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
13752 [__builtin_fabsq]: Ditto.
13753 [__builtin_copysignq]: Ditto.
13754 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
13755 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
13756 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
13757 ix86_expand_binop_builtin().
13759 2007-06-07 Bob Wilson <bob.wilson@acm.org>
13761 * config/xtensa/lib1funcs.asm: Clean up whitespace.
13763 2007-06-07 Steve Ellcey <sje@cup.hp.com>
13766 * rtl.h (push_to_sequence2): New.
13767 * emit-rtl.c (push_to_sequence2): New.
13768 * function.c (assign_parm_data_all): Add new fields.
13769 (assign_parm_setup_block): Call push_to_sequence2 instead of
13771 (assign_parm_setup_reg): Ditto.
13772 (assign_parm_setup_stack): Ditto.
13773 (assign_parms_unsplit_complex): Ditto.
13774 (assign_parms): Change field name.
13776 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
13778 PR tree-optimization/32220
13779 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
13780 phi node is reached before defining statement.
13782 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
13785 * tree-vect-transform.c (vectorizable_call): Call update_stmt
13786 after changing the right hand side of the assignment.
13788 2007-06-06 Eric Christopher <echristo@apple.com>
13790 * config.gcc (i?86-*-darwin*): Remove arch parameter.
13791 (x86_64-*-darwin*): Ditto.
13792 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
13793 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
13795 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
13797 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
13798 coding conventions.
13799 (add_key): Likewise.
13800 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
13801 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
13803 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
13805 (add_cost_one_coalesce): Likewise.
13806 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
13807 variable names. Rename orig to orig_name for consistency.
13808 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
13809 coding conventions.
13810 (cprop_into_successor_phis): Avoid using C++ keywords as variable
13812 (record_equivalences_from_stmt): Likewise.
13813 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
13814 the coding conventions.
13815 (memory_ssa_name_same): Likewise.
13816 (dse_optimize_stmt): Likewise.
13817 (dse_record_phis): Likewise.
13818 (dse_finalize_block): Likewise.
13819 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
13820 keywords as variable names.
13821 (may_move_till): Cast according to the coding conventions.
13822 (force_move_till_expr): Avoid using C++ keywords as variable names.
13823 (force_move_till): Cast according to the coding conventions.
13824 (memref_hash): Likewise.
13825 (memref_eq): Likewise.
13826 (gather_mem_refs_stmt): Likewise.
13827 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
13828 using C++ keywords as variable names.
13829 (idx_find_step): Cast according to the coding conventions.
13830 (idx_record_use): Likewise.
13831 (find_depends): Likewise.
13832 (prepare_decl_rtl): Likewise.
13833 (mbc_entry_hash): Likewise.
13834 (mbc_entry_eq): Likewise.
13835 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
13836 (simplify_replace_tree): Avoid using C++ keywords as variable names.
13837 (idx_infer_loop_bounds): Cast according to the coding conventions.
13838 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
13839 * tree-ssa-math-opts.c (occ_new ): Likwise.
13840 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
13842 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
13844 (add_use_op): Likewise.
13845 (add_vop): Likewise.
13846 (add_vuse_op): Likewise.
13847 (add_vdef_op): Likewise.
13848 (get_expr_operands): Likewise.
13849 (push_stmt_changes): Use type safe memory macros.
13850 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
13851 keywords as variable names.
13852 (conditional_replacement): Likewise.
13853 (minmax_replacement): Likewise.
13854 (abs_replacement): Likewise.
13855 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
13856 coding conventions.
13857 (insert_fake_stores): Avoid using C++ keywords as variable names.
13858 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
13860 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
13861 (heapvar_insert): Use type safe memory macros.
13862 (new_var_info): Cast according to the coding conventions.
13863 (new_constraint): Likewise.
13864 (remove_preds_and_fake_succs): Use type safe memory macros.
13865 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
13867 (thread_single_edge): Likewise.
13868 (thread_through_loop_header): Likewise.
13870 2007-06-06 Eric Christopher <echristo@apple.com>
13872 * config/i386/i386.c (override_options): Move handling
13873 of TARGET_SUBTARGET* earlier.
13875 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
13877 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
13880 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
13882 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
13883 emited outside of basic block.
13884 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
13885 the created blocks.
13886 * rtl.h (delete_insn_chain): Declaration changed.
13887 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
13889 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
13890 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
13891 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
13892 to delete_insn_chain.
13893 (rtl_verify_flow_info_1): Verify that the insns in header and footer
13894 do not have bb field set.
13895 (rtl_verify_flow_info): Verify that insns between basic blocks do not
13897 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
13898 * cfgcleanup.c (try_optimize_cfg): Ditto.
13900 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
13902 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
13903 (lambda_body_vector_new): Use type safe memory macros.
13904 (lambda_linear_expression_new): Likewise.
13905 (lambda_loopnest_new): Likewise.
13906 (lambda_lattice_new): Likewise.
13907 (replace_uses_equiv_to_x_with_y): Cast according to the coding
13908 conventions. Use type safe memory macros.
13909 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
13910 (lambda_body_vector_s): Likewise.
13911 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
13912 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
13914 2007-06-06 Richard Guenther <rguenther@suse.de>
13916 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
13917 if we need to schedule cfg_cleanup.
13918 (tree_ssa_forward_propagate_single_use_vars): Do so.
13920 2007-06-06 Ian Lance Taylor <iant@google.com>
13922 * fold-const.c (merge_ranges): If range_successor or
13923 range_predecessor fail, just return 0.
13925 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
13927 PR tree-optimization/32216
13928 * tree-vectorizer.c (supportable_widening_operation): Determine
13929 signedness of FIX_TRUNC_EXPR from output operand.
13930 (supportable_narrowing_operation): Ditto.
13931 * tree-vect-generic.c (expand_vector_operations_1): Determine
13932 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
13933 from input operand.
13935 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
13937 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
13938 (struct pta): ...from here. Change flags to unsigned to avoid
13939 excessive casting (as it is used as a bit mask).
13940 (override_options): Add casts according to the coding convenventions.
13941 (x86_64_elf_unique_section): Likewise.
13942 (examine_argument): Avoid using C++ keywords as variable names.
13943 (construct_container): Likewise.
13944 (legitimize_pic_address): Likewise.
13945 (get_dllimport_decl): Cast according to the coding conventions. Use
13946 type safe memory macros.
13947 (legitimize_address): Cast according to the coding conventions.
13948 (emit_i387_cw_initialization): Corrected the type of slot to enum
13950 (ix86_init_machine_status): Use type safe memory macros.
13951 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
13952 (bdesc_pcmpistr): Likewise.
13953 (bdesc_crc32): Likewise.
13954 (bdesc_sse_3arg): Likewise.
13955 (bdesc_2arg): Likewise.
13956 (bdesc_1arg): Likewise.
13957 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
13958 (ix86_expand_sse_pcmpistr): Likewise.
13959 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
13960 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
13961 int to match the langhook definition.
13962 (ix86_builtin_conversion): Change the type of code to unsigned init to
13963 match the langhook definition.
13964 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
13966 (ix86_preferred_output_reload_class): Likewise.
13967 (ix86_cannot_change_mode_class): Likewise.
13968 (ix86_memory_move_cost): Likewise.
13969 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
13970 avoid excessive casting later on.
13971 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
13973 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
13975 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
13976 as flags setting insn.
13977 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
13979 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
13981 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
13982 (UNSPEC_ROUND): New.
13983 ("sse4_1_round<mode>2"): New insn pattern.
13984 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
13986 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
13987 expander using SSEMODEF mode macro. Expand using
13988 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
13989 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
13990 expander using SSEMODEF mode macro. Expand using
13991 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
13992 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
13993 expander using SSEMODEF mode macro. Expand using
13994 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
13995 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
13996 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
13997 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
14000 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
14001 Sebastian Pop <sebpop@gmail.com>
14003 * lambda.h (build_linear_expr): New.
14004 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
14005 Use build_linear_expr, call fold and force_gimple_operand.
14006 (lambda_loopnest_to_gcc_loopnest): Check that there is
14007 something to insert.
14008 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
14010 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
14012 PR preprocessor/23479
14013 * doc/extend.texi: Document the 0b-prefixed binary integer
14014 constant extension.
14016 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
14018 PR tree-optimization/32215
14019 * tree-vectorizer.c (supportable_widening_operation): Return false
14020 for unsupported FIX_TRUNC_EXPR tree code.
14021 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
14023 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
14025 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
14026 register on SPE targets. Change documentation to reflect
14028 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
14029 Change FIXED_SCRATCH to 14 and document why we're keeping r14
14030 out of the register allocation pool.
14031 (rs6000_reg_live_or_pic_offset_p): New function.
14032 (rs6000_emit_prologue): Move the actual saving of LR up to free
14033 r0 for holding r11. Split saving of SPE 64-bit registers into
14034 its own case. Ensure that offsets will always be in-range for
14035 'evstdd' by using r11 as a scratch register to point at the start
14036 of the SPE save area. Save r11 if necessary, as it is the static
14038 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
14039 into its own case. Ensure that offsets will always be in-range
14040 for 'evldd' by using r11 as a scratch register to point at the
14041 start of the SPE save area. Also adjust r11 when restoring
14042 the stack pointer to compensate for pre-loading r11.
14044 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
14046 * cfg.c (init_flow): Use type safe memory macros.
14047 (alloc_block): Likewise.
14048 (unchecked_make_edge): Likewise.
14049 (dump_flow_info): Avoid using C++ keywords as variable names.
14050 (copy_original_table_clear): Cast according to the coding conventions.
14051 (copy_original_table_set): Likewise.
14052 * cfgexpand (label_rtx_for_bb): Likewise.
14053 (expand_gimple_basic_block): Likewise.
14054 * cfghooks.c (dump_bb): Likewise.
14055 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
14057 (lv_add_condition_to_bb): Likewise.
14058 * cfglayout (relink_block_chain): Cast according to the coding
14060 (fixup_reorder_chain): Likewise.
14061 (fixup_fallthru_exit_predecessor): Likewise.
14062 * cfgloop.c (glb_enum_p): Likewise.
14063 (get_exit_description): Likewise.
14064 (dump_recorded_exit): Likewise.
14065 * cfgloop.h (enum loop_estimation): Move out of struct scope...
14066 (struct loop): ... from here.
14067 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
14069 * cfgrtl.c (rtl_create_basic_block): Likewise.
14070 (rtl_split_block): Likewise.
14071 (rtl_dump_bb): Likewise.
14072 (cfg_layout_split_block): Likewise.
14073 (init_rtl_bb_info): Use typesafe memory macros.
14075 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
14076 * graphds.h: Updated all usages of edge to graph_edge.
14077 * graphds.c: Likewise.
14078 * cfgloopanal.c: Likewise.
14080 2007-06-05 Ian Lance Taylor <iant@google.com>
14082 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
14083 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
14084 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
14086 (test_for_singularity): Likewise.
14088 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
14090 * config/i386/constraints.md ("Y2"): Replaced by ...
14092 * config/i386/i386.md: Likewise.
14093 * config/i386/mmx.md: Likewise.
14094 * config/i386/sse.md: Likewise.
14096 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
14098 * config/i386/constraints.md ("z"): Replaced by ...
14100 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
14101 (sse4_1_blendvps): Likewise.
14102 (sse4_1_pblendvb): Likewise.
14103 (sse4_2_pcmpestr): Likewise.
14104 (sse4_2_pcmpestrm): Likewise.
14105 (sse4_2_pcmpestr_cconly): Likewise.
14106 (sse4_2_pcmpistr): Likewise.
14107 (sse4_2_pcmpistrm): Likewise.
14108 (sse4_2_pcmpistr_cconly): Likewise.
14110 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
14112 * matrix-reorg.c (transform_access_sites): Fix computation.
14113 (transform_allocation_sites): Same.
14115 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
14117 * config/i386/i386.c (override_options): Use
14118 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
14120 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
14122 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
14123 (nonimm_not_xmm0_operand): Ditto.
14124 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
14125 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
14126 as operand[2] predicate. Require "z" class XMM register for
14127 operand[3]. Adjust asm template.
14128 ("sse4_1_blendvpd"): Ditto.
14129 ("sse4_1_pblendvb"): Ditto.
14130 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
14131 force op2 into xmm0 register for variable blend instructions.
14133 2007-06-04 Tom Tromey <tromey@redhat.com>
14135 * c-tree.h (start_enum): Update.
14136 (build_enumerator): Likewise.
14137 * c-decl.c (enum_next_value): Removed.
14138 (enum_overflow): Likewise.
14139 (start_enum): Add c_enum_contents argument. Don't use globals.
14140 (build_enumerator): Likewise.
14141 * c-tree.h (struct c_enum_contents): New struct.
14143 2007-06-04 Tom Tromey <tromey@redhat.com>
14145 * c-common.c (c_common_get_alias_set): Fix indentation.
14147 2007-06-04 Ian Lance Taylor <iant@google.com>
14149 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
14150 to overflow, reduce overflow infinity to regular infinity.
14151 (vrp_var_may_overflow): New static function.
14152 (vrp_visit_phi_node): Check vrp_var_may_overflow.
14154 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
14156 * stor-layout.c (layout_type): Remove duplicate code.
14158 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
14161 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
14162 before build_common_builtin_nodes ().
14164 2007-06-04 Steve Ellcey <sje@cup.hp.com>
14167 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
14169 2007-06-04 Jan Hubicka <jh@suse.cz>
14171 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
14172 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
14173 instead of _stat version.
14175 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
14177 PR tree-optimization/32194
14178 * tree-predcom.c (determine_offset): Check that both references have
14181 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
14183 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
14184 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
14185 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
14186 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
14187 Add argument to iterate_fix_dominators call.
14188 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
14189 * gcse.c (hoist_code): Change domby to vector.
14190 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
14191 Add argument to iterate_fix_dominators call.
14192 * loop-doloop.c (doloop_modify): Changed recount_dominator to
14193 recompute_dominator.
14194 * lambda-code.c (perfect_nestify): Ditto.
14195 * cfgloopanal.c: Include graphds.h.
14196 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
14197 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
14198 (mark_irreducible_loops): Use graphds_scc. Remove argument from
14200 * graphds.c: New file.
14201 * graphds.h: New file.
14202 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
14203 (get_dominated_by, get_dominated_by_region): Change return type to
14205 (verify_dominators): Recompute all dominators and compare the results.
14206 (recount_dominator): Renamed to ...
14207 (recompute_dominator): ... this. Do not check that the block is
14208 dominated by entry.
14209 (iterate_fix_dominators): Reimplemented.
14210 (prune_bbs_to_update_dominators, root_of_dom_tree,
14211 determine_dominators_for_sons): New functions.
14212 * et-forest.c (et_root): New function.
14213 * et-forest.h (et_root): Declare.
14214 * Makefile.in (graphds.o): Add.
14215 (cfgloopanal.o): Add graphds.h dependency.
14216 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
14217 * basic-block.h (get_dominated_by, get_dominated_by_region,
14218 iterate_fix_dominators): Declaration changed.
14219 (recount_dominator): Renamed to ...
14220 (recompute_dominator): ... this.
14221 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
14222 (thread_through_all_blocks): Do not free dominance info.
14224 2007-06-03 Andreas Schwab <schwab@suse.de>
14226 * config/m68k/m68k.c (override_options): Don't override
14228 * config/m68k/m68k-modes.def (SF, DF): Define to use
14229 motorola_single_format and motorola_double_format, resp.
14230 * real.c (motorola_single_format): Renamed from
14231 coldfire_single_format.
14232 (motorola_double_format): Renamed from coldfire_double_format.
14233 (encode_ieee_extended): Generate a proper canonical NaN image
14234 respecting canonical_nan_lsbs_set.
14235 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
14237 * real.h: Adjust declarations.
14239 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
14242 * config/sh/sh.md (symGOT_load): Don't schedule insns when
14243 the symbol is generated with the stack protector.
14245 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
14247 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
14248 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
14250 * doc/extend.texi (interrupt): Mention m68k.
14252 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
14254 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
14255 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
14256 (ix86_expand_sse_pcmpestr): Do not check operands for
14257 "register_operand", when insn operand predicate is "register_operand".
14258 (ix86_expand_sse_pcmpistr): Ditto.
14260 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
14261 Uros Bizjak <ubizjak@gmail.com>
14263 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
14264 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
14265 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
14266 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
14267 * config/i386/constraints.md ("z"): New register constraint
14268 for members of SSE_FIRST_REG class.
14269 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
14270 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
14271 SSE_FIRST_REG class.
14272 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
14273 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
14274 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
14275 (IX86_BUILTIN_PCMPESTRM128): Likewise.
14276 (IX86_BUILTIN_PCMPESTRA128): Likewise.
14277 (IX86_BUILTIN_PCMPESTRC128): Likewise.
14278 (IX86_BUILTIN_PCMPESTRO128): Likewise.
14279 (IX86_BUILTIN_PCMPESTRS128): Likewise.
14280 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
14281 (IX86_BUILTIN_PCMPISTRI128): Likewise.
14282 (IX86_BUILTIN_PCMPISTRM128): Likewise.
14283 (IX86_BUILTIN_PCMPISTRA128): Likewise.
14284 (IX86_BUILTIN_PCMPISTRC128): Likewise.
14285 (IX86_BUILTIN_PCMPISTRO128): Likewise.
14286 (IX86_BUILTIN_PCMPISTRS128): Likewise.
14287 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
14288 (struct builtin_description): Change "flag" field to unsigned.
14289 (bdesc_pcmpestr): New builtin description table.
14290 (bdesc_pcmpistr): Likewise.
14291 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
14292 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
14293 Initialize pcmp[ei]str[im] insns for SSE4.2.
14294 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
14295 (ix86_expand_sse_pcmpistr): Likewise.
14296 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
14297 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
14298 (UNSPEC_PCMPISTR): Likewise.
14299 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
14300 (sse4_2_pcmpestri):New isns pattern.
14301 (sse4_2_pcmpestrm): Likewise.
14302 (sse4_2_pcmpestr_cconly): Likewise.
14303 (sse4_2_pcmpistr): New insn patern and splitter.
14304 (sse4_2_pcmpistri):New isns pattern.
14305 (sse4_2_pcmpistrm): Likewise.
14306 (sse4_2_pcmpistr_cconly): Likewise.
14307 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
14310 2007-06-01 David Daney <ddaney@avtrex.com>
14312 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
14313 LOADGP_ABSOLUTE and not binds_local_p.
14315 2007-06-01 Geoffrey Keating <geoffk@apple.com>
14317 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
14319 2007-06-01 Ian Lance Taylor <iant@google.com>
14321 * tree-vrp.c (compare_name_with_value): Always set
14322 used_strict_overflow if we get a result from the variable itself.
14324 2007-06-01 Ian Lance Taylor <iant@google.com>
14326 PR rtl-optimization/31455
14327 * lower-subreg.c (find_decomposable_subregs): Don't decompose
14328 subregs which have a cast between modes which are not tieable.
14330 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
14332 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
14333 breaks after return statements.
14335 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
14337 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
14338 only after no_new_pseudos.
14340 2007-05-31 Eric Christopher <echristo@apple.com>
14342 * expr.c (convert_move): Assert that we don't have a BLKmode
14344 (store_expr): Handle BLKmode moves by calling emit_block_move.
14346 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
14348 * c-typeck.c (build_indirect_ref): Include type in error message.
14349 (build_binary_op): Pass types to binary_op_error.
14350 * c-common.c (binary_op_error): Take two type arguments, print out
14352 * c-common.h (binary_op_error): Update prototype.
14354 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
14356 * config/i386/i386.c: Correct coments on -mno-sse4.
14358 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
14360 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
14361 (x86_64-*-*): Likewise.
14362 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
14363 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
14364 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
14365 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
14366 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
14367 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
14368 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
14369 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
14370 (OPTION_MASK_ISA_SSE4): Likewise.
14371 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
14372 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
14373 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
14374 (override_options): Support SSE4.2.
14375 (ix86_build_const_vector): Support SImode and DImode.
14376 (ix86_build_signbit_mask): Likewise.
14377 (ix86_expand_int_vcond): Support V2DImode.
14378 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
14379 (IX86_BUILTIN_CRC32HI): Likewise.
14380 (IX86_BUILTIN_CRC32SI): Likewise.
14381 (IX86_BUILTIN_CRC32DI): Likewise.
14382 (IX86_BUILTIN_PCMPGTQ): Likewise.
14383 (bdesc_crc32): Likewise.
14384 (bdesc_sse_3arg): Likewise.
14385 (ix86_expand_crc32): Likewise.
14386 (ix86_init_mmx_sse_builtins): Support SSE4.2.
14387 (ix86_expand_builtin): Likewise.
14388 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
14389 __SSE4_2__ for -msse4.2.
14390 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
14391 (CRC32MODE): Likewise.
14392 (crc32modesuffix): Likewise.
14393 (crc32modeconstraint): Likewise.
14394 (sse4_2_crc32<mode>): Likewise.
14395 (sse4_2_crc32di): Likewise.
14396 * config/i386/i386.opt (msse4.2): New for SSE4.2.
14398 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
14399 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
14400 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
14401 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
14402 (vcondu<mode>): Likewise.
14403 * doc/extend.texi: Document SSE4.2 built-in functions.
14404 * doc/invoke.texi: Document -msse4.2/-msse4.
14406 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
14408 PR tree-optimization/32160
14409 * tree-predcom.c (predcom_tmp_var): New function. Mark created
14410 variable as gimple reg.
14411 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
14413 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
14415 * gcc.c (main): Don't consider linker options when issuing the
14416 warning about a linker input file not being used.
14418 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14420 * tree-vrp.c (compare_names): Initialize sop.
14422 2007-05-30 Dirk Mueller <dmueller@suse.de>
14424 * cgraphunit.c (cgraph_analyze_function): Remove
14425 computation of inline parameters.
14427 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
14429 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
14431 2007-05-30 Richard Sandiford <richard@codesourcery.com>
14433 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
14434 Add vx-common.h. Include vxworks.h between vx-common.h and
14436 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
14438 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
14439 (TARGET_ASM_DESTRUCTOR): Likewise.
14440 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
14441 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
14442 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
14443 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
14444 (VXWORKS_ENDIAN_SPEC): Define.
14445 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
14446 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
14447 VXWORKS_* equivalents.
14448 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
14449 (ASM_FILE_START): Delete.
14450 (TARGET_VERSION): Reformat.
14451 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
14452 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
14453 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
14454 (FPBIT, DPBIT): Define.
14455 (fp-bit.c, dp-bit.c): New rules.
14456 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
14457 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
14458 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
14459 * config/arm/arm.h: Include vxworks-dummy.h.
14460 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
14461 Mark with ATTRIBUTE_UNUSED.
14462 (arm_override_options): Do not allow VxWorks RTP PIC to be used
14463 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
14464 make it incompatible with -msingle-pic-base.
14465 (arm_function_ok_for_sibcall): Return false for calls that might
14466 go through a VxWorks PIC PLT entry.
14467 (require_pic_register): New function, split out from...
14468 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
14470 (arm_load_pic_register): Handle the VxWorks RTP initialization
14471 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
14472 (arm_emit_call_insn): New function.
14473 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
14474 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
14475 (pic_offset_arm): New pattern.
14476 (call, call_value): Use arm_emit_call_insn.
14477 (call_internal, call_value_internal): New expanders.
14478 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
14479 VxWorks unless __PIC__.
14481 2007-05-30 Eric Christopher <echristo@gmail.com>
14483 * genrecog.c: Include regs.h in generated file.
14484 * genemit.c: Ditto. Fix up formatting.
14485 * config/mn10300/constraints.md: New.
14486 * config/mn10300/mn10300.md: Include.
14487 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
14488 Fix up for removed macro.
14489 * config/mn10300/predicates.md (call_address_operand): Ditto.
14490 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
14491 (CONST_OK_FOR_I): Ditto.
14492 (CONST_OK_FOR_J): Ditto.
14493 (CONST_OK_FOR_K): Ditto.
14494 (CONST_OK_FOR_L): Ditto.
14495 (CONST_OK_FOR_M): Ditto.
14496 (CONST_OK_FOR_N): Ditto.
14497 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
14501 (EXTRA_CONSTRAINT): Ditto.
14503 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
14505 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
14507 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
14508 OPTION_MASK_ISA_64BIT.
14509 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
14511 2007-05-30 Richard Guenther <rguenther@suse.de>
14513 PR middle-end/32152
14514 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
14515 types for comparison.
14516 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
14517 with original typed arguments.
14518 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
14520 2007-05-30 Jakub Jelinek <jakub@redhat.com>
14522 PR tree-optimization/31769
14523 * except.c (duplicate_eh_regions): Clear prev_try if
14524 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
14526 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
14528 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
14529 * tree-ssa-sink.c (statement_sink_location): Return basic block and
14530 bsi of the location where statements should be inserted.
14531 (sink_code_in_bb): Take bsi from statement_sink_location.
14532 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
14533 instead of bsi_start.
14534 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
14536 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
14537 (bsi_move_before): Document inconsistency with bsi_move_after.
14538 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
14540 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
14542 * config/i386/i386.h (TARGET_ABM): New define.
14543 (TARGET_POPCNT): Ditto.
14544 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
14545 New temporary defines to redefine from OPTION_ISA_* defines.
14546 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
14547 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
14548 (ix86_isa_flags): New extern int declaration.
14549 (TARGET_SUBTARGET_DEFAULT): New define.
14550 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
14551 (TARGET_SUBTARGET32_DEFAULT): Ditto.
14552 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
14553 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
14554 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
14555 * config/i386/darwin.h: Change TARGET_64BIT define to
14558 * config/i386/i386.opt (m3dnowa): Define as undocumented option
14559 using existing "ix86_isa_flags" varible.
14560 (m32, m64): Use existing "ix86_isa_flags" variable.
14561 (mmmx, m3dnow): Ditto.
14562 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
14563 (mabm): Define as non-negative option using "x86_abm" variable.
14564 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
14566 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
14567 Rewrite feature test bitmap.
14568 (ix86_isa_flags): New initialized global int varible.
14569 (ix86_isa_flags_explicit): New static int variable.
14570 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
14571 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
14572 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
14573 target_flags_explicit.
14574 (override_options): Remove "target_enable" and "target_disable" fields
14575 from "struct ptt". Update processor_target_table accordingly. Remove
14576 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
14577 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
14578 "target_flags" and "ix86_isa_flags_explicit" instead of
14579 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
14580 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
14581 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
14582 to true when either of PTA_POPCNT or PTA_ABM is set in
14583 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
14584 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
14585 processor_alias_table flags entry. Remove handling of
14586 "target_enable" and "target_disable" fields of processor_target_table.
14587 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
14588 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
14589 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
14590 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
14591 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
14593 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
14595 2007-05-29 David Daney <ddaney@avtrex.com>
14598 * config/mips/mips.c (mips_output_mi_thunk): Emit
14599 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
14601 2007-05-29 Hui-May Chang <hm.chang@apple.com>
14602 * config/i386/i386.c (ix86_function_regparm): Added checking of
14603 ix86_force_align_arg_pointer to determine the number of
14604 register parameters.
14606 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
14608 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
14609 (SET_DR_MISALIGNMENT): New.
14610 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
14611 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
14612 Use SET_DR_MISALIGNMENT.
14613 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
14615 * tree-data-ref.c (create_data_ref, compute_all_dependences,
14616 find_loop_nest): Export.
14617 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
14618 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
14619 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
14620 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
14622 (struct mem_ref): Add field reuse_distance.
14623 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
14624 Initialize reuse_distance field.
14625 (issue_prefetch_ref): Select temporality of prefetch according to
14627 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
14628 self_reuse_distance, determine_loop_nest_reuse): New functions.
14629 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
14630 (tree_ssa_prefetch_arrays): Dump L2 cache size.
14631 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
14634 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
14636 * tree-ssa-alias.c: Add aliasing overview.
14638 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
14639 Danny Smith <dannysmith@users.sourceforge.net>
14642 * config/i386/t-crtfm: Compile crtfastmath.o with
14643 -minline-all-stringops.
14644 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
14645 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
14647 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14649 * doc/md.texi: Document constraints on HP PA-RISC.
14651 * pa/constraints.md: New file.
14652 * pa.md: Include constraints.md.
14653 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
14654 (integer_store_memory_operand, ldil_cint_p): New functions.
14655 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
14656 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
14657 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
14658 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
14659 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
14661 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
14664 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
14665 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
14666 case POSTDECREMENT_EXPR>): Return the error_mark_node
14667 if either the real or imaginary parts would an
14670 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
14672 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
14673 name when we remove it from a call.
14675 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
14677 * targhooks.c (default_narrow_bitfield): Remove.
14678 * targhooks.h: Remove the prototype for
14679 default_narrow_bitfield.
14681 * langhooks-def.h: Remove the prototype for
14682 hook_get_alias_set_0.
14683 * langhooks.c (hook_get_alias_set_0): Remove.
14685 * global.c (EXECUTE_IF_CONFLICT): Remove.
14687 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
14690 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
14691 return true when truth_value_p is true and the type
14694 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
14696 * doc/install.texi (Prerequisites): We no longer require Autoconf
14697 2.13 for the top-level.
14699 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
14701 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
14702 memory access via x86_expand_vector_move_misalign() only for
14703 TImode values on 32-bit targets.
14705 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
14707 * matrix-reorg.c: New file. Implement matrix flattening and
14708 transposing optimization.
14709 * tree-pass.h: Add matrix reorg pass.
14710 * common.opt: Add fipa-mreorg flag.
14711 * Makefile.in: Add matrix-reorg.c.
14712 * passes.c: Add matrix reorg pass.
14713 * varpool.c (add_new_static_var): New function.
14714 * cgraph.h (add_new_static_var): Declare.
14716 2007-05-27 Eric Christopher <echristo@apple.com>
14718 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
14719 sp_offset depending on stack size. Save r12 depending
14720 on registers we're saving later.
14721 (rs6000_emit_epilogue): Update sp_offset depending only
14724 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
14726 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
14727 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
14728 * ifcvt.c (if_convert): Ditto.
14729 * tree-ssa-threadupdate.c (thread_block): Ditto.
14730 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
14731 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
14732 verify_loop_closed_ssa): Check number_of_loops instead of
14734 * predict.c (tree_estimate_probability): Ditto.
14735 * tree-if-conv.c (main_tree_if_conversion): Ditto.
14736 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
14737 * modulo-sched.c (sms_schedule): Ditto.
14738 * tree-scalar-evolution.c (scev_const_prop): Ditto.
14739 (scev_finalize): Do not do anything if scev analysis was not
14741 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
14742 current_loops == NULL.
14743 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
14744 * loop-init.c (loop_optimizer_init): Do not free current_loops when
14745 there are no loops.
14746 (loop_optimizer_finalize): Assert that loops were analyzed.
14747 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
14748 rtl_doloop): Check number_of_loops instead of current_loops.
14749 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
14750 current_loops == NULL.
14751 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
14752 gate_tree_vectorize tree_linear_transform, check_data_deps,
14753 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
14754 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
14755 Check number_of_loops instead of current_loops.
14756 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
14757 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
14758 free loops if available.
14759 (execute_pre): Do not pass do_fre to fini_pre.
14761 2007-05-27 Tobias Burnus <burnus@net-b.de>
14763 PR middle-end/32083
14764 * real.c (mpfr_from_real): Fix sign of -Inf.
14766 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
14768 * tree-vect-transform.c (vectorizable_conversion): Initialize
14769 tree_code variables to ERROR_MARK.
14770 (vectorizable_type_demotion): Likewise.
14771 (vectorizable_type_promotion): Likewise.
14773 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
14776 * config/i386/i386.md (movti): Handle push operands via
14777 ix86_expand_push().
14779 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
14781 * basic-block.h: Remove the prototype for merge_seq_blocks.
14782 * cfgcleanup.c (merge_seq_blocks): Remove.
14784 * tree-flow.h: Remove the prototype for is_aliased_with.
14785 * tree-ssa-alias.c (is_aliased_with): Remove.
14787 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
14789 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
14791 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
14793 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
14794 ix86_expand_sse4_unpack if SSE4.1 is enabled.
14795 (vec_unpacks_hi_v16qi): Likewise.
14796 (vec_unpacku_lo_v16qi): Likewise.
14797 (vec_unpacks_lo_v16qi): Likewise.
14798 (vec_unpacku_hi_v8hi): Likewise.
14799 (vec_unpacks_hi_v8hi): Likewise.
14800 (vec_unpacku_lo_v8hi): Likewise.
14801 (vec_unpacks_lo_v8hi): Likewise.
14802 (vec_unpacku_hi_v4si): Likewise.
14803 (vec_unpacks_hi_v4si): Likewise.
14804 (vec_unpacku_lo_v4si): Likewise.
14805 (vec_unpacks_lo_v4si): Likewise.
14807 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
14809 * c-typeck.c, config/arm/arm.c, config/darwin.c,
14810 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
14811 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
14812 follow spelling conventions in various
14813 warning/error/diagnostic messages.
14815 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
14816 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
14817 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
14818 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
14819 tree-vrp.c: Fix comment typos. Follow spelling conventions.
14820 * doc/tm.texi: Follow spelling conventions.
14822 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
14825 * tree-ssa-forwprop.c
14826 (forward_propagate_addr_into_variable_array_index): Remove
14827 the lhs argument. Use the type of def_rhs instead of lhs.
14828 (forward_propagate_addr_expr_1): Update use of
14829 forward_propagate_addr_into_variable_array_index.
14831 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
14832 Nigel Stephens <nigel@mips.com>
14834 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
14835 function attributes, "far" being an alias for "long_call".
14836 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
14837 (mips_near_type_p, mips_far_type_p): New.
14838 (mips_comp_type_attributes): New function to check that attributes
14839 attached to a function type are compatible.
14840 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
14841 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
14842 to the target function of the thunk.
14843 (mips_encode_section_info): Check for "near" and "far" function
14844 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
14846 * config/mips/predicates.md (const_call_insn_operand): Test only
14847 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
14849 * doc/extend.texi (Function Attributes): Document MIPS "near" and
14852 * testsuite/gcc.target/mips/near-far-1.c: New test case.
14853 * testsuite/gcc.target/mips/near-far-2.c: New test case.
14854 * testsuite/gcc.target/mips/near-far-3.c: New test case.
14855 * testsuite/gcc.target/mips/near-far-4.c: New test case.
14857 2007-05-25 Eric Christopher <echristo@apple.com>
14859 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
14860 to x86-darwin configurations.
14861 * config/i386/t-darwin: Add softfp support.
14862 * config/i386/t-darwin64: Ditto.
14863 * config/i386/sfp-machine.h: If mach then don't use
14864 aliasing, emit a stub to call.
14866 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
14868 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
14869 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
14870 tree-predcom.c, tree-ssa-alias-warnings.c,
14871 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
14872 comment typos. Follow spelling conventions.
14873 * doc/cpp.texi, doc/invoke.texi: Fix typos.
14875 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
14878 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
14879 constants into memory. Expand unaligned memory references for
14880 SSE modes via x86_expand_vector_move_misalign() function.
14882 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
14884 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
14885 "memory" attribute for "sseishft" type insn without operands[2].
14887 2007-05-25 Dirk Mueller <dmueller@suse.de>
14888 Marcus Meissner <meissner@suse.de>
14890 * doc/extend.texi (alloc_size): New attribute.
14891 * c-common.c (handle_alloc_size_attribute): New.
14892 * tree-object-size.c (alloc_object_size): Use alloc_size
14893 attribute, if available.
14895 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
14897 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
14899 (__builtin_ia32_vec_ext_v2di): Likewise.
14900 (__builtin_ia32_vec_ext_v4si): Likewise.
14901 (__builtin_ia32_vec_ext_v8hi): Likewise.
14902 (__builtin_ia32_vec_ext_v16qi): Likewise.
14903 (__builtin_ia32_vec_set_v8hi): Likewise.
14905 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
14907 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
14909 2007-05-25 Richard Sandiford <richard@codesourcery.com>
14911 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
14912 (arm_is_longcall_p): Rename to...
14913 (arm_is_long_call_p): ...this. Take a single tree argument and
14915 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
14916 (CUMULATIVE_ARGS): Remove call_cookie.
14917 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
14918 (ENCODED_LONG_CALL_ATTR_P): Delete.
14919 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
14920 LONG_CALL_FLAG_CHAR cases.
14921 (ARM_DECLARE_FUNCTION_SIZE): Delete.
14922 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
14923 ARM_DECLARE_FUNCTION_SIZE.
14924 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
14925 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
14926 (arm_encode_call_attribute, current_file_function_operand): Delete.
14927 (arm_function_in_section_p): New function.
14928 (arm_is_longcall_p): Rename to...
14929 (arm_is_long_call_p): ...this. Take the target function as a single
14930 argument and return a bool. Do not rely on call cookies. Check
14931 whether the target symbol is in the same section as the current
14932 function, not just the same compilation unit.
14933 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
14934 (arm_encode_section_info): Don't encode a call type.
14935 * config/arm/arm.md (call, call_value): Update calls to
14936 arm_is_long(_)call_p. Simplify logic.
14937 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
14938 Update calls to arm_is_long(_)call_p.
14940 2007-05-25 Richard Guenther <rguenther@suse.de>
14942 PR tree-optimization/31982
14943 * tree-ssa-forwprop.c
14944 (forward_propagate_addr_into_variable_array_index): Handle arrays
14945 with element size one.
14947 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14949 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
14950 (umulsi3_highpart): Likewise.
14952 2007-05-24 Ian Lance Taylor <iant@google.com>
14954 PR rtl-optimization/32069
14955 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
14958 2007-05-24 Ollie Wild <aaw@google.com>
14960 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
14963 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
14965 * postreload-gcse.c (reg_changed_after_insn_p): New function.
14966 (oprs_unchanged_p): Use it to check all registers in a REG.
14967 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
14968 (reg_set_between_after_reload_p): Delete.
14969 (reg_used_between_after_reload_p): Likewise.
14970 (reg_set_or_used_since_bb_start): Likewise.
14971 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
14972 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
14973 Use reg_set_between_p instead of reg_set_between_after_reload_p.
14974 * rtlanal.c (reg_set_p): Check whether REG overlaps
14975 regs_invalidated_by_call, rather than just checking the
14976 membership of REGNO (REG).
14978 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
14980 * doc/passes.texi: Document predictive commoning.
14981 * doc/invoke.texi (-fpredictive-commoning): Document.
14982 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
14983 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
14984 adding indices to the generated name.
14985 (schedule_sm): Pass 0 to get_lsm_tmp_name.
14986 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
14987 * tree-pretty-print.c (op_symbol_1): Renamed to ...
14988 (op_symbol_code): ... and exported.
14989 (dump_omp_clause, op_symbol): Use op_symbol_code
14990 instead of op_symbol_1.
14991 * tree-pass.h (pass_predcom): Declare.
14992 * timevar.def (TV_PREDCOM): New timevar.
14993 * tree-ssa-loop.c (run_tree_predictive_commoning,
14994 gate_tree_predictive_commoning, pass_predcom): New.
14995 * tree-data-ref.c (find_data_references_in_loop): Find the
14996 references in dominance order.
14997 (canonicalize_base_object_address): Ensure that the result has
14999 (dr_analyze_innermost): Export.
15000 (create_data_ref): Code to fail for references with invariant
15002 (find_data_references_in_stmt): ... here.
15003 * tree-data-ref.h (dr_analyze_innermost): Declare.
15004 * tree-affine.c: Include tree-gimple.h and hashtab.h.
15005 (aff_combination_find_elt, name_expansion_hash,
15006 name_expansion_eq, tree_to_aff_combination_expand,
15007 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
15009 * tree-affine.h (aff_combination_constant_multiple_p,
15010 tree_to_aff_combination_expand): Declare.
15011 * tree-predcom.c: New file.
15012 * common.opt (fpredictive-commoning): New option.
15013 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
15014 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
15015 * Makefile.in (tree-predcom.o): Add.
15016 (tree-affine.o): Add TREE_GIMPLE_H dependency.
15017 * passes.c (init_optimization_passes): Add dceloop after
15018 copy propagation in loop optimizer. Add predictive commoning
15019 to loop optimizer passes.
15021 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
15023 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
15026 2007-05-24 Jan Hubicka <jh@suse.cz>
15028 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
15030 (genheader): Include statistics.h.
15032 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
15034 * print-rtl.c (flag_dump_unnumbered): Update comments.
15035 (print_rtl): Fix my previous change.
15036 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
15039 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
15041 PR middle-end/32018
15042 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
15044 (thread_through_all_blocks): Call initialize_original_copy_tables
15045 and free_original_copy_tables.
15046 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
15048 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
15049 * cfghooks.c (duplicate_block): Use get_loop_copy.
15050 * cfg.c: Include cfgloop.h.
15051 (loop_copy): New hash table.
15052 (initialize_original_copy_tables): Initialize loop_copy table.
15053 (free_original_copy_tables): Free loop_copy table.
15054 (copy_original_table_clear, copy_original_table_set,
15055 set_loop_copy, get_loop_copy): New functions.
15056 (set_bb_original, set_bb_copy): Use copy_original_table_set.
15057 * cfgloop.h (struct loop): Remove copy field.
15058 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
15059 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
15061 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
15063 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
15064 -msse/-msse2/-msse3.
15066 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
15068 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
15069 __builtin_ia32_vec_set_v2di with MASK_64BIT.
15071 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
15074 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
15075 * targhooks.h (default_mangle_decl_assembler_name): Declare
15077 * targhooks.c (default_mangle_decl_assembler_name): Define
15079 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
15081 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
15082 * langhooks.c (lhd_set_decl_assembler_name): Call
15083 targetm.mangle_decl_assembler_name for names with global scope.
15085 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
15087 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
15088 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
15090 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
15091 New. Factored out of i386_pe_encode_section_info.
15092 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
15093 Move check for prior decoration of stdcall
15094 symbols to i386_pe_encode_section_info.
15095 (i386_pe_encode_section_info): Adjust call to
15096 gen_stdcall_or_fastcall_suffix. Use
15097 i386_pe_maybe_mangle_decl_assembler_name, if needed.
15098 (i386_pe_mangle_decl_assembler_name): New. Wrap
15099 i386_pe_maybe_mangle_decl_assembler_name.
15101 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
15103 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
15104 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
15105 * langhooks.c (get_signed_or_unsigned_type): Don't check for
15106 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
15107 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
15110 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
15111 Nigel Stephens <nigel@mips.com>
15112 Richard Sandiford <richard@codesourcery.com>
15114 Fix up MIPS16 hard float and add support for complex.
15116 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
15117 (TARGET_SOFT_FLOAT_ABI): New.
15118 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
15119 __mips_soft_float to reflect the ABI in use, not whether the
15120 FPU is directly accessible (e.g., in MIPS16 mode).
15121 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
15122 (UNITS_PER_FPVALUE): Likewise.
15124 * config/mips/mips.c (mips_expand_call): Remove redundant
15125 TARGET_MIPS16 check.
15126 (mips_arg_regno): New.
15127 (function_arg_advance): When setting bits in cum->fp_code for
15128 MIPS16, don't subtract 1 from cum->arg_number, since it is now
15130 (function_arg): Use mips_arg_regno.
15131 (mips_return_mode_in_fpr_p): New.
15132 (mips16_call_stub_mode_suffix): New.
15133 (mips16_cfun_returns_in_fpr_p): New.
15134 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
15135 (mips_output_function_prologue): Test mips16_hard_float, not
15136 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
15137 (mips_expand_epilogue): Call MIPS16 helper routines to copy
15138 return value into a floating-point register.
15139 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
15140 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
15141 (mips16_fp_args): Handle MIPS32r2 ISA which supports
15142 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
15143 word of double arguments from or to the high bits of 64-bit
15144 floating point registers.
15145 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
15146 (mips16_fpret_double): New helper function.
15147 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
15148 support for complex modes. Fill in DECL_RESULT for stubdecl.
15149 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
15151 * config/mips/mips16.S
15152 (RET, ARG1, ARG2): New.
15153 (MERGE_GPRf, MERGE_GPRt): New.
15154 (DELAYt, DELAYf): New.
15155 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
15156 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
15157 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
15158 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
15159 (SFOP): Renamed to...
15160 (OPSF3): This, and macro-ified. Updated all uses.
15161 (SFOP2): Renamed to...
15162 (OPSF2): This, and macro-ified. Updated all uses.
15163 (SFCMP): Renamed to...
15164 (CMPSF): This, and macro-ified. Updated all uses.
15165 (SFREVCMP): Renamed to...
15166 (REVCMPSF): This, and macro-ified. Updated all uses.
15167 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
15168 (LDDBL1, LDDBL2, RETDBL): Deleted.
15169 (DFOP): Renamed to...
15170 (OPDF3): This, and macro-ified. Updated all uses.
15171 (DFOP2): Renamed to...
15172 (OPDF2): This, and macro-ified. Updated all uses.
15173 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
15174 (DFCMP): Renamed to...
15175 (CMPDF): This, and macro-ified. Updated all uses.
15176 (DFREVCMP): Renamed to...
15177 (REVCMPDF): This, and macro-ified. Updated all uses.
15178 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
15179 (RET_FUNCTION): New.
15180 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
15181 (__mips16_ret_sc, __mips16_ret_dc): New.
15182 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
15183 STUB_ARGS_6, STUB_ARGS_10): New.
15184 (CALL_STUB_NO_RET): New.
15185 (__mips16_call_stub_1): Macro-ified.
15186 (__mips16_call_stub_5): Macro-ified.
15187 (__mips16_call_stub_2): Macro-ified.
15188 (__mips16_call_stub_6): Macro-ified.
15189 (__mips16_call_stub_9): Macro-ified.
15190 (__mips16_call_stub_10): Macro-ified.
15191 (CALL_STUB_RET): New.
15192 (__mips16_call_stub_sf_0): Macro-ified.
15193 (__mips16_call_stub_sf_1): Macro-ified.
15194 (__mips16_call_stub_sf_5): Macro-ified.
15195 (__mips16_call_stub_sf_2): Macro-ified.
15196 (__mips16_call_stub_sf_6): Macro-ified.
15197 (__mips16_call_stub_sf_9): Macro-ified.
15198 (__mips16_call_stub_sf_10): Macro-ified.
15199 (__mips16_call_stub_df_0): Macro-ified.
15200 (__mips16_call_stub_df_1): Macro-ified.
15201 (__mips16_call_stub_df_5): Macro-ified.
15202 (__mips16_call_stub_df_2): Macro-ified.
15203 (__mips16_call_stub_df_6): Macro-ified.
15204 (__mips16_call_stub_df_9): Macro-ified.
15205 (__mips16_call_stub_df_10): Macro-ified.
15206 (__mips16_call_stub_sc_0): New.
15207 (__mips16_call_stub_sc_1): New.
15208 (__mips16_call_stub_sc_5): New.
15209 (__mips16_call_stub_sc_2): New.
15210 (__mips16_call_stub_sc_6): New.
15211 (__mips16_call_stub_sc_9): New.
15212 (__mips16_call_stub_sc_10): New.
15213 (__mips16_call_stub_dc_0): New.
15214 (__mips16_call_stub_dc_1): New.
15215 (__mips16_call_stub_dc_5): New.
15216 (__mips16_call_stub_dc_2): New.
15217 (__mips16_call_stub_dc_6): New.
15218 (__mips16_call_stub_dc_9): New.
15219 (__mips16_call_stub_dc_10): New.
15221 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
15222 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
15223 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
15225 2007-05-23 Ian Lance Taylor <iant@google.com>
15227 * doc/invoke.texi (Invoking GCC): Document that the order of the
15230 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
15233 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
15234 * config/score/predicate.md (const_pow2, const_npow2): Remove.
15235 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
15239 * config/score/score.c (score_print_operand): Make sure that only
15240 lower bits are used.
15242 2007-05-22 Ian Lance Taylor <iant@google.com>
15244 * tree-vrp.c (avoid_overflow_infinity): New static function,
15245 broken out of set_value_range_to_value.
15246 (set_value_range_to_value): Call avoid_overflow_infinity.
15247 (extract_range_from_assert): Likewise.
15249 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
15251 PR middle-end/31095
15252 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
15253 change the type before looking for a COMPOUND_EXPR.
15255 2007-05-22 Ian Lance Taylor <iant@google.com>
15257 * lower-subreg.c (decompose_multiword_subregs): If we change an
15258 insn, call remove_retval_note on it.
15260 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
15262 * regs.h (end_hard_regno): New function.
15263 (END_HARD_REGNO, END_REGNO): New macros.
15264 (add_to_hard_reg_set): New function.
15265 (remove_from_hard_reg_set): Likewise.
15266 (in_hard_reg_set_p): Likewise.
15267 (overlaps_hard_reg_set_p): Likewise.
15268 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
15269 (note_btr_set): Use END_HARD_REGNO.
15270 * caller-save.c (setup_save_areas): Use end_hard_regno.
15271 (mark_set_regs): Use END_HARD_REGNO.
15272 (add_stored_regs): Use end_hard_regno.
15273 (mark_referenced_regs): Use add_to_hard_reg_set.
15274 * combine.c (update_table_tick): Use END_REGNO.
15275 (record_value_for_reg): Likewise.
15276 (record_dead_and_set_regs): Likewise.
15277 (get_last_value_validate): Likewise.
15278 (use_crosses_set_p): Likewise.
15279 (reg_dead_at_p_1): Likewise.
15280 (reg_dead_at_p): Likewise.
15281 (mark_used_regs_combine): Use add_to_hard_reg_set.
15282 (move_deaths): Use END_HARD_REGNO.
15283 (reg_bitfield_target_p): Use end_hard_regno.
15284 (distribute_notes): Use END_HARD_REGNO.
15285 * cse.c (mention_regs): Use END_REGNO.
15286 (insert): Use add_to_hard_reg_set.
15287 (invalidate): Use END_HARD_REGNO.
15288 (invalidate_for_call): Likewise.
15289 (exp_equiv_p): Use END_REGNO.
15290 (cse_insn): Likewise.
15291 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
15292 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
15293 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
15294 * function.c (keep_stack_depressed): Use end_hard_regno.
15295 * global.c (global_alloc): Use end_hard_regno.
15296 (global_conflicts): Use add_to_hard_reg_set instead of
15298 (find_reg): Likewise.
15299 (mark_reg_store): Likewise.
15300 (mark_reg_conflicts): Likewise.
15301 (mark_reg_death): Use remove_from_hard_reg_set.
15302 (mark_reg_live_nc): Delete.
15303 (set_preference): Use end_hard_regno.
15304 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
15305 remove_from_hard_reg_set.
15306 (post_mark_life): Use add_to_hard_reg_set.
15307 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
15308 (reg_becomes_live): Use add_to_hard_reg_set.
15309 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
15310 (peep2_find_free_register): Use add_to_hard_reg_set.
15311 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
15312 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
15313 * regrename.c (note_sets): Use add_to_hard_reg_set.
15314 (clear_dead_regs): Use remove_from_hard_reg_set.
15315 (regrename_optimize): Use add_to_hard_reg_set.
15316 (find_oldest_value_reg): Use in_hard_reg_set_p.
15317 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
15318 (hard_reg_set_here_p): Use end_hard_regno.
15319 (decompose): Likewise.
15320 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
15321 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
15322 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
15323 (mark_home_live): Use end_hard_regno.
15324 (spill_hard_reg): Likewise.
15325 (clear_reload_reg_in_use): Likewise.
15326 * reorg.c (delete_prior_computation): Use END_REGNO.
15327 * resource.c (update_live_status): Use END_HARD_REGNO.
15328 (mark_referenced_resources): Use add_to_hard_reg_set.
15329 (mark_set_resources): Likewise.
15330 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
15331 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
15332 (reg_overlap_mentioned_p): Likewise.
15333 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
15334 (covers_regno_no_parallel_p): Use END_REGNO.
15335 (find_regno_note): Likewise.
15336 (find_reg_fusage): Use END_HARD_REGNO.
15337 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
15338 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
15340 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
15342 * mode-switching.c (reg_dies): Change type of second argument to
15344 (optimize_mode_switching): Update accordingly.
15346 2007-05-22 Richard Sandiford <richard@codesourcery.com>
15348 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
15350 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
15351 (hard_reg_set_empty_p): ...these new functions.
15352 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
15353 GO_IF_HARD_REG_SUBSET.
15354 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
15355 instead of GO_IF_HARD_REG_EQUAL.
15356 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
15357 instead of GO_IF_HARD_REG_EQUAL.
15358 * global.c (find_reg): Use hard_reg_set_empty_p instead of
15359 GO_IF_HARD_REG_SUBSET.
15360 (modify_reg_pav): Use hard_reg_set_empty_p instead of
15361 GO_IF_HARD_REG_EQUAL.
15362 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
15363 of GO_IF_HARD_REG_SUBSET.
15364 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
15365 instead of GO_IF_HARD_REG_EQUAL.
15366 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
15367 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
15368 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
15369 of GO_IF_HARD_REG_SUBSET,
15370 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
15371 GO_IF_HARD_REG_SUBSET.
15372 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
15373 instead of GO_IF_HARD_REG_EQUAL.
15374 * config/sh/sh.c (push_regs, calc_live_regs): Use
15375 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
15376 (hard_regs_intersect_p): Delete.
15378 2007-05-22 Janis Johnson <janis187@us.ibm.com>
15380 * doc/sourcebuild.texi (Test Directives) Add dg-message.
15382 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
15383 Richard Henderson <rth@redhat.com>
15385 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
15387 (x86_64-*-*): Likewise.
15389 * i386/i386-modes.def (V2QI): New.
15391 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
15393 (override_options): Support SSE4.1.
15394 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
15395 (IX86_BUILTIN_BLENDPS): Likewise.
15396 (IX86_BUILTIN_BLENDVPD): Likewise.
15397 (IX86_BUILTIN_BLENDVPS): Likewise.
15398 (IX86_BUILTIN_PBLENDVB128): Likewise.
15399 (IX86_BUILTIN_PBLENDW128): Likewise.
15400 (IX86_BUILTIN_DPPD): Likewise.
15401 (IX86_BUILTIN_DPPS): Likewise.
15402 (IX86_BUILTIN_INSERTPS128): Likewise.
15403 (IX86_BUILTIN_MOVNTDQA): Likewise.
15404 (IX86_BUILTIN_MPSADBW128): Likewise.
15405 (IX86_BUILTIN_PACKUSDW128): Likewise.
15406 (IX86_BUILTIN_PCMPEQQ): Likewise.
15407 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
15408 (IX86_BUILTIN_PMAXSB128): Likewise.
15409 (IX86_BUILTIN_PMAXSD128): Likewise.
15410 (IX86_BUILTIN_PMAXUD128): Likewise.
15411 (IX86_BUILTIN_PMAXUW128): Likewise.
15412 (IX86_BUILTIN_PMINSB128): Likewise.
15413 (IX86_BUILTIN_PMINSD128): Likewise.
15414 (IX86_BUILTIN_PMINUD128): Likewise.
15415 (IX86_BUILTIN_PMINUW128): Likewise.
15416 (IX86_BUILTIN_PMOVSXBW128): Likewise.
15417 (IX86_BUILTIN_PMOVSXBD128): Likewise.
15418 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
15419 (IX86_BUILTIN_PMOVSXWD128): Likewise.
15420 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
15421 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
15422 (IX86_BUILTIN_PMOVZXBW128): Likewise.
15423 (IX86_BUILTIN_PMOVZXBD128): Likewise.
15424 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
15425 (IX86_BUILTIN_PMOVZXWD128): Likewise.
15426 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
15427 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
15428 (IX86_BUILTIN_PMULDQ128): Likewise.
15429 (IX86_BUILTIN_PMULLD128): Likewise.
15430 (IX86_BUILTIN_ROUNDPD): Likewise.
15431 (IX86_BUILTIN_ROUNDPS): Likewise.
15432 (IX86_BUILTIN_ROUNDSD): Likewise.
15433 (IX86_BUILTIN_ROUNDSS): Likewise.
15434 (IX86_BUILTIN_PTESTZ): Likewise.
15435 (IX86_BUILTIN_PTESTC): Likewise.
15436 (IX86_BUILTIN_PTESTNZC): Likewise.
15437 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
15438 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
15439 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
15440 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
15441 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
15442 (bdesc_ptest): New.
15443 (bdesc_sse_3arg): Likewise.
15444 (bdesc_2arg): Likewise.
15445 (bdesc_1arg): Likewise.
15446 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
15448 (ix86_expand_sse_4_operands_builtin): New.
15449 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
15450 smaller than 8 bits as the 2nd arg.
15451 (ix86_expand_sse_ptest): New.
15452 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
15453 (ix86_expand_vector_set): Support SSE4.1.
15454 (ix86_expand_vector_extract): Likewise.
15456 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
15457 __SSE4_1__ for -msse4.1.
15459 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
15460 (UNSPEC_INSERTPS): Likewise.
15461 (UNSPEC_DP): Likewise.
15462 (UNSPEC_MOVNTDQA): Likewise.
15463 (UNSPEC_MPSADBW): Likewise.
15464 (UNSPEC_PHMINPOSUW): Likewise.
15465 (UNSPEC_PTEST): Likewise.
15466 (UNSPEC_ROUNDP): Likewise.
15467 (UNSPEC_ROUNDS): Likewise.
15469 * config/i386/i386.opt (msse4.1): New for SSE4.1.
15471 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
15472 (const_pow2_1_to_32768_operand): Likewise.
15474 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
15477 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
15479 (sse4_1_insertps): Likewise.
15480 (*sse4_1_extractps): Likewise.
15481 (sse4_1_ptest): Likewise.
15482 (sse4_1_mulv2siv2di3): Likewise.
15483 (*sse4_1_mulv4si3): Likewise.
15484 (*sse4_1_smax<mode>3): Likewise.
15485 (*sse4_1_umax<mode>3): Likewise.
15486 (*sse4_1_smin<mode>3): Likewise.
15487 (*sse4_1_umin<mode>3): Likewise.
15488 (sse4_1_eqv2di3): Likewise.
15489 (*sse4_1_pinsrb): Likewise.
15490 (*sse4_1_pinsrd): Likewise.
15491 (*sse4_1_pinsrq): Likewise.
15492 (*sse4_1_pextrb): Likewise.
15493 (*sse4_1_pextrb_memory): Likewise.
15494 (*sse4_1_pextrw_memory): Likewise.
15495 (*sse4_1_pextrq): Likewise.
15496 (sse4_1_blendpd): Likewise.
15497 (sse4_1_blendps): Likewise.
15498 (sse4_1_blendvpd): Likewise.
15499 (sse4_1_blendvps): Likewise.
15500 (sse4_1_dppd): Likewise.
15501 (sse4_1_dpps): Likewise.
15502 (sse4_1_movntdqa): Likewise.
15503 (sse4_1_mpsadbw): Likewise.
15504 (sse4_1_packusdw): Likewise.
15505 (sse4_1_pblendvb): Likewise.
15506 (sse4_1_pblendw): Likewise.
15507 (sse4_1_phminposuw): Likewise.
15508 (sse4_1_extendv8qiv8hi2): Likewise.
15509 (*sse4_1_extendv8qiv8hi2): Likewise.
15510 (sse4_1_extendv4qiv4si2): Likewise.
15511 (*sse4_1_extendv4qiv4si2): Likewise.
15512 (sse4_1_extendv2qiv2di2): Likewise.
15513 (*sse4_1_extendv2qiv2di2): Likewise.
15514 (sse4_1_extendv4hiv4si2): Likewise.
15515 (*sse4_1_extendv4hiv4si2): Likewise.
15516 (sse4_1_extendv2hiv2di2): Likewise.
15517 (*sse4_1_extendv2hiv2di2): Likewise.
15518 (sse4_1_extendv2siv2di2): Likewise.
15519 (*sse4_1_extendv2siv2di2): Likewise.
15520 (sse4_1_zero_extendv8qiv8hi2): Likewise.
15521 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
15522 (sse4_1_zero_extendv4qiv4si2): Likewise.
15523 (*sse4_1_zero_extendv4qiv4si2): Likewise.
15524 (sse4_1_zero_extendv2qiv2di2): Likewise.
15525 (*sse4_1_zero_extendv2qiv2di2): Likewise.
15526 (sse4_1_zero_extendv4hiv4si2): Likewise.
15527 (*sse4_1_zero_extendv4hiv4si2): Likewise.
15528 (sse4_1_zero_extendv2hiv2di2): Likewise.
15529 (*sse4_1_zero_extendv2hiv2di2): Likewise.
15530 (sse4_1_zero_extendv2siv2di2): Likewise.
15531 (*sse4_1_zero_extendv2siv2di2): Likewise.
15532 (sse4_1_roundpd): Likewise.
15533 (sse4_1_roundps): Likewise.
15534 (sse4_1_roundsd): Likewise.
15535 (sse4_1_roundss): Likewise.
15536 (mulv4si3): Don't expand for SSE4.1.
15537 (smax<mode>3): Likewise.
15538 (umaxv4si3): Likewise.
15539 (uminv16qi3): Likewise.
15540 (umin<mode>3): Likewise.
15541 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
15543 * doc/extend.texi: Document SSE4.1 built-in functions.
15545 * doc/invoke.texi: Document -msse4.1.
15547 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
15549 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
15550 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
15551 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
15552 (ASM_SPEC): Add asm_pcrel_spec.
15553 (EXTRA_SPECS): Add asm_pcrel_spec.
15555 2007-05-21 David Daney <ddaney@avtrex.com>
15557 * doc/install.texi (Building a cross compiler): Add requirements
15558 for Java cross compiler.
15560 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
15562 PR middle-end/31995
15563 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
15564 Add loopno argument. Use evolution_function_is_invariant_rec_p
15565 instead of evolution_function_is_constant_p.
15566 Update calls to evolution_function_is_affine_multivariate_p.
15567 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
15568 Add loopno argument.
15569 * tree-scalar-evolution.c (gather_chrec_stats): Call
15570 evolution_function_is_affine_multivariate_p with a loop
15572 * tree-data-ref.c (analyze_miv_subscript): Likewise.
15573 (analyze_overlapping_iterations): Likewise.
15574 (access_functions_are_affine_or_constant_p): Likewise.
15575 (build_classic_dist_vector_1): If the access functions
15576 are equal, don't do anything.
15578 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
15579 Paolo Carlini <pcarlini@suse.de>
15580 Uros Bizjak <ubizjak@gmail.com>
15582 * c-cppbuiltin.c (c_cpp_builtins): Define
15583 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
15584 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
15585 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
15586 * doc/cpp.texi ([Standard Predefined Macros]): Document.
15588 2007-05-21 Mike Stump <mrs@apple.com>
15590 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
15592 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
15594 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
15596 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
15597 implementation if __OPTIMIZE__ is not defined.
15598 (_mm_alignr_pi8): Ditto.
15599 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
15600 (_mm_inserti_si64): Ditto.
15601 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
15602 (_mm_slli_epi16): Ditto.
15603 (_mm_slli_epi32): Ditto.
15604 (_mm_slli_epi64): Ditto.
15605 (_mm_srai_epi16): Ditto.
15606 (_mm_srai_epi32): Ditto.
15607 (_mm_srli_si128): Ditto.
15608 (_mm_slli_si128): Ditto.
15609 (_mm_srli_epi16): Ditto.
15610 (_mm_srli_epi32): Ditto.
15611 (_mm_srli_epi64): Ditto.
15612 (_mm_extract_epi16): Ditto.
15613 (_mm_insert_epi16): Ditto.
15614 (_mm_shufflehi_epi16): Ditto.
15615 (_mm_shufflelo_epi16): Ditto.
15616 (_mm_shuffle_epi32): Ditto.
15617 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
15618 (_m_pextrw): Ditto.
15619 (_mm_insert_pi16): Ditto.
15620 (_m_pinsrw): Ditto.
15621 (_mm_shuffle_pi16): Ditto.
15622 (_m_pshufw): Ditto.
15623 (_mm_shufle_ps): Ditto.
15624 (_mm_prefetch): Ditto.
15626 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
15628 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
15629 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
15630 * real.c (encode_i370_single, decode_i370_single,
15631 encode_i370_double, decode_i370_double): Functions removed.
15632 (i370_single_format, i370_double_format): Initializations removed.
15633 (real_maxval, round_for_format, exact_real_truncate, significand_size):
15634 Consider the log2_b field to always be one.
15635 (ieee_single_format, mips_single_format, coldfire_single_format,
15636 ieee_double_format, mips_double_format, coldfire_double_format,
15637 ieee_extended_motorola_format, ieee_extended_intel_96_format,
15638 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
15639 ibm_extended_format, mips_extended_format, ieee_quad_format,
15640 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
15641 decimal_single_format, decimal_double_format, decimal_quad_format,
15642 c4x_single_format, c4x_extended_format, real_internal_format): Remove
15643 initialization of log2_b.
15644 * real.h (i370_single_format, i370_double_format): Declarations
15646 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
15647 field to always be one.
15649 2007-05-21 Andreas Schwab <schwab@suse.de>
15651 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
15652 NOTE_INSN_BASIC_BLOCK_P.
15653 (process_for_unwind_directive): Likewise.
15655 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
15657 * builtins.c (expand_builtin_setjmp_setup): Update comment.
15658 * function.h (struct function): Move va_list_gpr_size,
15659 va_list_fpr_size, function_frequency to front of bitfields. Add
15661 (current_function_calls_unwind_init): New.
15662 * except.c (expand_builtin_unwind_init): Set
15663 current_function_calls_unwind_init not
15664 current_function_has_nonlocal_label.
15665 * reload1.c (has_nonexceptional_receiver): New.
15666 (reload): Use it and current_function_calls_unwind_init to
15667 determine whether call-saved regs must be saved.
15669 2007-05-20 Jan Hubicka <jh@suse.cz>
15671 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
15672 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
15673 * ddg.c (create_ddg): LIkewise.
15674 * final.c (final): Remove hunk moving line number notes around since
15675 they are no longer present at this stage.
15676 (final_scan_insn): Use NOTE_KIND instead of
15677 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
15678 (output_asm_label): Likewise.
15679 * reorg.c (dbr_schedule): Likewise.
15680 * haifa-sched.c (unlink_other_notes): Likewise.
15681 * mode-switching.c (optimize_mode_switching): Likewise.
15682 * graph.c (start_bb): Likewise.
15683 * rtl.def (NOTE): Update description.
15684 * jump.c (squeeze_notes): Delete.
15685 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
15686 NOTE_INSN_BASIC_BLOCK_P when possible.
15687 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
15688 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
15689 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
15690 (dwarf2out_var_location): Likewise.
15691 * cfgbuild.c (make_edges): Likewise.
15692 (find_basic_blocks_1): Likewise.
15693 * function.c (reorder_blocks_1): Likewise.
15694 (epilogue_done): Likewise.
15695 (reposition_prologue_and_epilogue_notes): Likewise.
15696 * print-rtl.c (print_rtx): Likewise; drop code for printing
15698 (print_rtl): Likewise.
15699 (print_rtl_single): Likewise.
15700 * gcse.c (insert_insn_start_bb): Likewise.
15701 * alias.c (init_alias_analysis): Likewise.
15702 * calls.c (fixup_tail_calls): Likewise.
15703 * except.c (sjlj_emit_function_enter): Likewise.
15704 * emit-rtl.c (add_insn_after): Likeiwse.
15705 (emit_label_before): Likewise.
15706 (emit_label_after): Likewise.
15707 (emit_note_before, emit_note_after, emit_note): Update
15708 parameter to be enum insn_note; do not deal with source
15710 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
15711 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
15713 (merge_blocks_move_successor_nojumps): Simplify now when
15714 we don't have BLOCK notes.
15715 (try_optimize_cfg): Likewise.
15716 * cfglayout.c (skip_insns_after_block): Likewise.
15717 (record_effective_endpoints): Likewise.
15718 (duplicate_insn_chain): Likewise.
15719 * varasm.c (output_constant_pool_1): Likewise.
15720 * sched-deps.c (sched_analyze): Likewise.
15721 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
15723 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
15724 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
15725 (SET_INSN_DELETED): Simplify.
15726 (NOTE_LINE_NUMBER): Exterminate.
15727 (NOTE_LINE_KIND): New.
15728 (NOTE_INSN_BASIC_BLOCK_P): Update.
15729 (enum insn_note): Simplify.
15730 (GET_NOTE_INSN_NAME) Simplify.
15731 (emit_note_before, emit_note_after, emit_note): Update prototype.
15732 (squeeze_notes): Remove.
15733 * sched-int.h (NOTE_NOT_BB_P): Update.
15734 * resource.c (mark_target_live_regs): Update.
15735 * sched-rgn.c (debug_dependencies): Update.
15736 * sched-vis.c (print_insn): Update.
15737 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
15738 * config/i386/i386.c (ix86_output_function_epilogue): Update.
15739 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
15740 (TARGET_ADJUST_UNROLL_MAX): Likewise.
15741 (split_branches): Update.
15742 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
15744 (sh_adjust_unroll_max): Exterminate.
15745 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
15746 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
15747 (m68hc11_reorg): Likewise.
15748 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
15749 (emit_predicate_relation_info): Update.
15750 (process_for_unwind_directive): Update.
15751 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
15752 (output_call): Update.
15753 * config/pa/pa.c (output_lbranch): Update.
15754 (output_millicode_call): Update.
15755 (output_call): Update.
15756 (pa_combine_instructions): Update.
15757 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
15758 * config/bfin/bfin.c (gen_one_bundle): Update.
15759 * cfgrtl.c (can_delete_note_p): Update.
15760 (delete_insn): Update.
15761 (rtl_merge_blocks): Update.
15762 (commit_one_edge_insertion): Update.
15763 (rtl_verify_flow_info): Update.
15764 * stmt.c (expand_case): Do not call squeeze_notes.
15766 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15773 * c.opt (Wtype-limits): New.
15774 * doc/invoke.texi (Wtype-limits): Document it.
15775 (Wextra): Enabled by -Wextra.
15776 * c-opts.c (c_common_post_options): Enabled by -Wextra.
15777 * c-common.c (shorten_compare): Warn with Wtype-limits.
15779 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
15781 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
15782 inlined function, not as a macro.
15783 (_mm_alignr_pi8): Ditto.
15784 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
15785 (_mm_inserti_si64): Ditto.
15786 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
15787 (_mm_extract_epi16): Ditto.
15788 (_mm_insert_epi16): Ditto.
15789 (_mm_shufflehi_epi16): Ditto.
15790 (_mm_shufflelo_epi16): Ditto.
15791 (_mm_shuffle_epi32): Ditto.
15792 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
15793 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
15795 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
15797 (_m_to_float): Use C89 compatible assignment.
15799 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
15802 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
15804 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15807 * doc/invoke.texi (Wreturn-type): Complete description.
15808 (Wextra): Delete item about return-type warning.
15809 * c-decl.c: Delete redundant Wextra warning.
15811 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
15814 * config/i386/pmmintrin.h: Do not include xmmintrin.h
15815 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
15816 inlined function, not as a macro.
15817 (_mm_prefetch): Ditto.
15818 (_m_pextrw): Ditto.
15819 (_mm_insert_pi16): Ditto.
15820 (_m_pinsrw): Ditto.
15821 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
15822 (_m_pshufw): Ditto. Add const to __N argument.
15823 (_mm_shufle_ps): Ditto. Add const to __mask argument.
15824 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
15825 (_mm_slli_epi32): Ditto.
15826 (_mm_srli_si128): Implement as always inlined function, not as a
15827 macro. Add __inline to function declaration.
15828 (_mm_slli_si128): Ditto.
15830 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
15832 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
15833 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
15835 (struct fenv): New structure.
15836 (FP_HANDLE_EXCEPTIONS): New define.
15837 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
15838 (_FP_DECL_EXP): New define.
15839 (FP_INIT_ROUNDMODE): New define.
15840 (FP_ROUNDMODE): New define.
15842 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15844 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
15845 (Wconversion): Update description.
15846 (Wconversion-sign): New.
15847 * c.opt (Wconversion-sign): New.
15848 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
15849 means disabled for C++. Otherwise, take the status of Wconversion.
15850 * c-common.c (conversion_warning): Warn with either Wconversion or
15852 (warnings_for_convert_and_check): Conditions are already checked by
15853 conversion_warning.
15854 (convert_and_check): Don't check warnings if the conversion failed.
15856 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
15857 Anatoly Sokolov <aesok@dol.ru>
15859 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
15860 avr_epilogue_uses) : Add declaration.
15861 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
15862 * config/avr/constraints.md (R): New constraint.
15863 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
15864 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
15865 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
15866 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
15867 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
15868 call_prologue_saves, epilogue_restores, return_from_epilogue,
15869 return_from_main_epilogue, return_from_interrupt_epilogue,
15870 return_from_naked_epilogue, prologue, epilogue): New patterns.
15871 (jump): Handle symbol reference.
15872 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
15873 avr_output_function_prologue, avr_output_function_epilogue): Remove
15875 (avr_init_machine_status, expand_prologue, expand_epilogue,
15876 avr_asm_function_end_prologue, avr_epilogue_uses,
15877 avr_asm_function_begin_epilogue): New functions.
15878 (prologue_size, epilogue_size, jump_tables_size): Remove global
15880 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
15881 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
15882 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
15883 (avr_override_options): Initialise init_machine_status.
15884 (output_movhi): Handle all stack pointer loads.
15885 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
15886 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
15887 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
15888 (EPILOGUE_USES) Redefine.
15889 (machine_function) Declare.
15891 2007-05-19 Richard Sandiford <richard@codesourcery.com>
15893 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
15894 Use a single return statement.
15896 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15898 PR middle-end/30250
15899 * builtins.c (do_mpfr_lgamma_r): New.
15900 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
15901 * tree.h (CASE_FLT_FN_REENT): New.
15903 2007-05-18 Geoffrey Keating <geoffk@apple.com>
15905 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
15906 (output_die): Use 'unsigned long' with %x.
15907 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
15908 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
15909 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
15911 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
15913 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
15918 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
15919 true if function has no argument.
15921 2007-05-18 DJ Delorie <dj@redhat.com>
15923 * config/mips/mips.c (mips_offset_within_alignment_p): New.
15924 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
15926 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
15928 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
15929 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
15930 count_trailing_zeros.
15931 (__i386__): Implement count_leading_zeros using __builtin_clz().
15932 Implement count_trailing_zeros usign __builtin_ctz().
15934 2007-05-18 Richard Sandiford <richard@codesourcery.com>
15936 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
15938 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
15940 PR middle-end/31344
15941 * expr.c (emit_move_change_mode): Change mode of push operands here.
15943 2007-05-17 Ian Lance Taylor <iant@google.com>
15945 PR tree-optimization/31953
15946 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
15947 Change all callers.
15948 (set_value_range_to_null): Call set_value_range_to_value.
15949 (extract_range_from_comparison): Likewise.
15951 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15953 * toplev.c (print_version): Output GMP/MPFR version info.
15955 * builtins.c (CASE_MATHFN_REENT): New macro.
15956 (mathfn_built_in): Use it.
15957 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
15958 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
15959 BUILT_IN_LGAMMAL_R): New.
15960 * doc/extend.texi: Document new builtins.
15962 PR middle-end/31796
15963 * builtins.c (do_mpfr_remquo): New.
15964 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
15965 (fold_builtin_3): Handle BUILT_IN_REMQUO.
15967 PR middle-end/30251
15968 * builtins.c (fold_builtin_1): Handle y0, y1.
15969 (fold_builtin_2): Handle yn.
15971 PR middle-end/30251
15972 * builtins.c (do_mpfr_bessel_n): New.
15973 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
15974 (fold_builtin_2): Handle BUILT_IN_JN.
15976 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
15979 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
15980 TYPE_PRECISION (intmax_type_node).
15982 2007-05-17 Steve Ellcey <sje@cup.hp.com>
15985 * reload.c (subst_reloads): Remove checking.
15987 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
15989 PR rtl-optimization/31691
15990 * combine.c (simplify_set): Build a new src pattern instead of
15991 substituting its operands in the COMPARE case.
15993 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
15995 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
15996 (execute_vrp): Preserve loops through jump threading.
15997 * tree-ssa-threadupdate.c (thread_single_edge,
15998 dbds_continue_enumeration_p, determine_bb_domination_status,
15999 thread_through_loop_header): New functions.
16000 (create_edge_and_update_destination_phis,
16001 create_edge_and_update_destination_phis): Set loops for the new blocks.
16002 (prune_undesirable_thread_requests): Removed.
16003 (redirect_edges): Do not pretend that redirect_edge_and_branch can
16005 (thread_block): Do not call prune_undesirable_thread_requests.
16007 (mark_threaded_blocks): Select edges to thread here.
16008 (thread_through_all_blocks): Take may_peel_loop_headers argument.
16009 Thread edges through loop headers independently.
16010 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
16011 * tree-pass.h (TODO_mark_first_instance): New.
16012 (first_pass_instance): Declare.
16013 * cfghooks.c (duplicate_block): Put the block to the original loop
16014 if copy is not specified.
16015 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
16016 jump threading. Pass may_peel_loop_headers to
16017 thread_through_all_blocks according to first_pass_instance.
16018 * cfgloop.h (create_preheader): Declare.
16019 * tree-flow.h (thread_through_all_blocks): Declaration changed.
16020 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
16021 * passes.c (first_pass_instance): New variable.
16022 (next_pass_1): Set TODO_mark_first_instance.
16023 (execute_todo): Set first_pass_instance.
16025 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
16027 PR tree-optimization/24659
16028 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
16029 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
16030 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
16031 OTI_vec_pack_ufix_trunc.
16032 (vec_unpacks_float_hi_optab): Define new macro.
16033 (vec_unpacks_float_lo_optab): Ditto.
16034 (vec_unpacku_float_hi_optab): Ditto.
16035 (vec_unpacku_float_lo_optab): Ditto.
16036 (vec_pack_sfix_trunc_optab): Ditto.
16037 (vec_pack_ufix_trunc_optab): Ditto.
16038 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
16039 and vec_pack_[s|u]fix_trunc_optab using
16040 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
16041 * tree-vectorizer.c (supportable_widening_operation): Handle
16042 FLOAT_EXPR and CONVERT_EXPR. Update comment.
16043 (supportable_narrowing_operation): New function.
16044 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
16045 * tree-vect-transform.c (vectorizable_conversion): Handle
16046 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
16047 (vect_gen_widened_results_half): Move before vectorizable_conversion.
16048 (vectorizable_type_demotion): Call supportable_narrowing_operation()
16049 to check for target support.
16050 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
16051 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
16052 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
16053 for VEC_PACK_FIX_TRUNC_EXPR.
16054 (expand_binop): Special case mode of the result for
16055 vec_pack_[u|s]fix_trunc_optab.
16056 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
16057 vec_pack_[u|s]fix_trunc_optab.
16059 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
16060 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
16061 * tree-pretty-print.c (dump_generic_node): Handle
16062 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
16063 VEC_PACK_FIX_TRUNC_EXPR.
16065 * expr.c (expand_expr_real_1): Ditto.
16066 * tree-inline.c (estimate_num_insns_1): Ditto.
16067 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
16069 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
16070 (vec_unpacks_float_lo_v8hi): Ditto.
16071 (vec_unpacku_float_hi_v8hi): Ditto.
16072 (vec_unpacku_float_lo_v8hi): Ditto.
16073 (vec_unpacks_float_hi_v4si): Ditto.
16074 (vec_unpacks_float_lo_v4si): Ditto.
16075 (vec_pack_sfix_trunc_v2df): Ditto.
16077 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
16079 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
16080 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
16081 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
16082 [vec_pack_ufix_trunc]: Ditto.
16083 [vec_unpacks_float_hi]: Ditto.
16084 [vec_unpacks_float_lo]: Ditto.
16085 [vec_unpacku_float_hi]: Ditto.
16086 [vec_unpacku_float_lo]: Ditto.
16088 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
16090 * soft-fp/README: Update for new files.
16091 * soft-fp/floattisf.c: New file.
16092 * soft-fp/floattidf.c: New file.
16093 * soft-fp/floattitf.c: New file.
16094 * soft-fp/floatuntisf.c: New file.
16095 * soft-fp/floatuntidf.c: New file.
16096 * soft-fp/floatuntitf.c: New file.
16097 * soft-fp/fixsfti.c: New file.
16098 * soft-fp/fixdfti.c: New file.
16099 * soft-fp/fixtfti.c: New file.
16100 * soft-fp/fixunssfti.c: New file.
16101 * soft-fp/fixunsdfti.c: New file.
16102 * soft-fp/fixunstfti.c: New file.
16103 * soft-fp/extendxftf.c: New file.
16104 * soft-fp/trunctfxf.c: New file.
16106 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
16107 (__trunctfxf2): Ditto.
16109 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
16110 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
16111 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
16112 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
16113 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
16114 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
16116 * config/i386/t-fprules-softfp64: New file.
16117 * config/i386/sfp-machine.h: New file.
16118 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
16119 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
16120 and soft-fp/t-softfp to tmake_file.
16121 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
16122 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
16124 * config/i386/t-linux64 (softfp_wrap_start): New.
16125 (softfp_wrap_end): New.
16126 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
16127 supported for TARGET_64BIT.
16129 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
16131 * c-common.c (c_common_signed_or_unsigned_type): Emulate
16132 c_common_unsigned_type behavior.
16134 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
16136 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
16139 2007-05-16 Eric Christopher <echristo@apple.com>
16141 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
16142 saving after stack push. Set sp_offset whenever we push.
16143 (rs6000_emit_epilogue): Move altivec register restore before
16146 2007-05-16 Richard Sandiford <richard@codesourcery.com>
16148 * configure.ac: Allow sysroots to be relocated under $prefix as
16149 well as $exec_prefix.
16150 * configure: Regenerate.
16152 2007-05-16 Richard Sandiford <richard@codesourcery.com>
16156 2007-05-12 Richard Sandiford <richard@codesourcery.com>
16158 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
16159 (gcc_tooldir): Likewise.
16160 * configure: Regenerate.
16161 * Makefile.in (libsubdir_to_prefix): New variable, based on the
16162 old configure.ac gcc_tooldir setting.
16163 (prefix_to_exec_prefix): New variable.
16164 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
16165 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
16167 2007-05-14 Janis Johnson <janis187@us.ibm.com>
16169 * c-typeck.c (build_binary_op): Return early for error.
16171 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
16173 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
16174 struct nb_iter_bound.
16175 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
16176 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
16177 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
16178 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
16179 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
16180 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
16181 (del_scev_info): Use ggc_free.
16182 (scev_initialize): Allocate scalar_evolution_info in gc memory.
16183 * loop-init.c: Include ggc.h.
16184 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
16185 (loop_optimizer_finalize): Use ggc_free.
16186 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
16187 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
16188 pass_iv_optimize): Add TODO_ggc_collect.
16189 * function.h (struct function): Remove skip marker from
16191 * cfgloop.c: Include ggc.h.
16192 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
16194 (establish_preds): Vector superloops is gc allocated.
16195 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
16197 (flow_loops_find): Vector larray is gc allocated.
16198 (loop_exit_free): Use ggc_free.
16199 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
16200 that head of exits list is now not a part of struct loop.
16201 (record_loop_exits): Allocate exits table in gc memory.
16202 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
16203 that head of exits list is now not a part of struct loop.
16204 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
16205 struct loop_exit): Add GTY marker.
16206 (struct loop): Add GTY marker. Make superloops vector gc allocated.
16207 Add skip marker to aux field. Make head of exits list a separate
16209 (struct loops): Add GTY marker. Make larray vector gc allocated.
16210 Add param marker to exits table.
16211 (get_loops): Type changed.
16212 * Makefile.in (tree-scalar-evolution.o): Add
16213 gt-tree-scalar-evolution.h dependency.
16214 (cfgloop.o, loop-init.o): Add ggc.h dependency.
16215 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
16216 * basic-block.h (struct basic_block_def): Remove skip marker from
16219 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
16221 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
16222 of 0 in the call to expand_expr().
16223 (expand_builtin_mathfn_3): Ditto.
16224 (expand_builtin_interclass_mathfn): Ditto.
16225 (expand_builtin_cexpi): Ditto.
16226 (expand_builtin_int_roundingfn): Ditto.
16227 (expand_builtin_int_roundingfn_2): Ditto.
16228 (expand_builtin_pow): Ditto.
16229 (expand_builtin_powi): Ditto.
16230 (expand_builtin_bswap): Ditto.
16231 (expand_builtin_unop): Ditto.
16232 (expand_builtin_fabs): Ditto.
16233 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
16234 the call to expand_expr().
16235 (expand_builtin_sync_operation): Ditto.
16236 (expand_builtin_compare_and_swap): Ditto.
16237 (expand_builtin_lock_test_and_set): Ditto.
16238 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
16239 instead of 0 in the call to expand_expr().
16240 (expand_builtin_extract_return_addr): Ditto.
16241 (expand_builtin_eh_return): Ditto.
16242 (expand_eh_return): Ditto.
16243 * explow.c (expr_size): Ditto.
16244 * expr.c (optimize_bitfield_assignment_op): Ditto.
16245 (expand_assignement): Ditto.
16246 (store_expr): Ditto.
16247 (store_field): Ditto.
16248 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
16249 the call to expand_expr().
16250 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
16251 in the call to expand_expr().
16252 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
16253 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
16254 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
16256 * optabs.c (expand_vec_shift_expr): Ditto.
16257 (expand_vec_cond_expr): Ditto.
16258 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
16259 call to expand_expr().
16260 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
16261 in the call to expand_expr().
16263 2007-05-14 Dave Korn <dave.korn@artimi.com>
16265 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
16267 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
16269 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
16270 instead of c_common_unsigned_type.
16271 (c_common_unsigned_type): Remove.
16272 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
16273 c_common_unsigned_type.
16274 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
16275 c_common_unsigned_type.
16276 * c-common.h (c_common_unsigned_type): Remove.
16277 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
16278 c_common_unsigned_type.
16279 * c-format.c (check_format_types): Use unsigned_type_for instead of
16280 c_common_unsigned_type.
16281 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
16282 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
16283 of c_common_unsigned_type.
16284 * convert.c (convert_to_integer): Use unsigned_type_for instead of
16285 lang_hooks.types.unsigned_type.
16286 * expmed.c (make_tree): Use unsigned_type_for instead of
16287 lang_hooks.types.unsigned_type.
16288 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
16289 lang_hooks.types.unsigned_type.
16290 (build_range_check): Likewise.
16291 (fold_unary): Likewise.
16292 (fold_binary): Likewise.
16293 (fold_ternary): Likewise.
16294 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
16295 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
16296 * tree.c (get_unsigned_type): New.
16297 (unsigned_type_for): Use get_unsigned_type instead of
16298 lang_hooks.types.unsigned_type.
16300 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
16302 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
16303 to m68k_get_function_kind. Update its prototype.
16304 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
16306 (m68k_interrupt_function_p): Return enum m68k_function_type
16307 instead of bool. Rename to m68k_get_function_kind.
16308 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
16309 target is not fido.
16310 (m68k_compute_frame_layout): Don't mark any register for save
16311 if an interrupt_thread attribute is specified.
16312 (m68k_hard_regno_rename_ok): Update a use of
16313 m68k_interrupt_function_p.
16314 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
16315 m68k_interrupt_function_p.
16316 (m68k_function_type): New.
16317 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
16318 for a function with an interrupt_thread attribute.
16319 * doc/extend.texi: Document the interrupt_thread attribute.
16321 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
16323 Fix PR tree-optimization/31911
16324 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
16325 if they didn't change the expression.
16327 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
16329 * tree-scalar-evolution.c (resolve_mixers): Exported.
16330 * tree-scalar-evolution.h (resolve_mixers): Declare.
16331 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
16332 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
16333 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
16334 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
16335 init_array_ref, init_pointer_ref, analyze_indirect_ref,
16336 strip_conversion, analyze_offset_expr, address_analysis,
16337 object_analysis, analyze_offset): Removed.
16338 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
16339 split_constant_offset, canonicalize_base_object_address,
16340 object_address_invariant_in_loop_p, disjoint_objects_p,
16341 dr_may_alias_p, dr_address_invariant_p): New functions.
16342 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
16343 and dr_analyze_alias.
16344 (initialize_data_dependence_relation): Use dr_may_alias_p
16345 and object_address_invariant_in_loop_p.
16346 (compute_self_dependence): Handle the case when
16347 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
16348 (find_data_references_in_stmt): Restrict the analysis of data
16349 references to the given loop nest.
16350 (find_data_references_in_loop): Made static. Pass loop nest to
16351 find_data_references_in_stmt.
16352 (compute_data_dependences_for_loop): Use DR_VOPS.
16353 (free_data_ref): Free DR_VOPS.
16354 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
16355 (struct innermost_loop_behavior): ... new.
16356 (struct base_object_info): Replaced by ...
16357 (struct indices): ... new.
16358 (struct dr_alias): New.
16359 (enum data_ref_type): Removed.
16360 (struct data_reference): Consist of struct innermost_loop_behavior,
16361 struct indices and struct dr_alias.
16362 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
16363 (DR_MEMTAG): Renamed to ...
16364 (DR_SYMBOL_TAG): ... this.
16365 (find_data_references_in_loop): Declaration removed.
16366 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
16367 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
16368 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
16369 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
16371 2007-05-13 Revital Eres <eres@il.ibm.com>
16373 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
16374 which walks virtual def-use chains to find redundant stores.
16375 (dse_optimize_stmt): Call it.
16377 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
16379 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
16380 * passes.c (init_optimization_passes): Move pass_jump_bypass
16383 * basic-block.h (bb_has_eh_pred): Fix style issue.
16385 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
16387 PR rtl-optimization/31848
16388 * loop-invariant.c (move_invariant_reg): If we move an insn
16389 with a REG_EQUAL note, and that insn is not always executed,
16390 remove the REG_EQUAL note.
16392 2007-05-12 Richard Guenther <rguenther@suse.de>
16394 PR tree-optimization/31797
16395 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
16396 propagate into a stmt that has volatile ops.
16398 2007-05-12 Richard Sandiford <richard@codesourcery.com>
16400 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
16401 (gcc_tooldir): Likewise.
16402 * configure: Regenerate.
16403 * Makefile.in (libsubdir_to_prefix): New variable, based on the
16404 old configure.ac gcc_tooldir setting.
16405 (prefix_to_exec_prefix): New variable.
16406 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
16407 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
16409 2007-05-11 Silvius Rus <rus@google.com>
16411 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
16412 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
16413 * c-common.h (strict_aliasing_warning): Change return type.
16414 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
16415 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
16416 (build_c_cast): Condition call to strict_aliasing_warning.
16417 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
16418 * flags.h (set_Wstrict_aliasing): Declare.
16419 * opts.c (set_Wstrict_alising): Define, add call to.
16420 * tree-flow.h (strict_aliasing_warning_backend): Declare.
16421 * tree-ssa-alias-warnings.c: New file.
16422 * tree-ssa-alias.c (compute_may_aliases): Add call to
16423 strict_aliasing_warning_backend.
16425 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
16427 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
16428 Use loop_depth and loop_outer accessor functions.
16429 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
16430 determine_invariantness_stmt, move_computations_stmt): Ditto.
16431 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
16432 add_loop, loopify, unloop, fix_loop_structure): Ditto.
16433 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
16434 * tree-scalar-evolution.c (interpret_loop_phi,
16435 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
16436 instantiate_parameters_1, scev_const_prop): Ditto.
16437 * cfghooks.c (make_forwarder_block): Ditto.
16438 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
16439 * modulo-sched.c (loop_canon_p): Ditto.
16440 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
16441 slpeel_can_duplicate_loop_p): Ditto.
16442 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
16443 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
16444 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
16445 cancel_loop, verify_loop_structure): Ditto.
16446 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
16447 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
16448 superloops vector instead of "pred" array.
16449 (establish_preds): Take father loop as an argument. Initialize the
16451 (flow_loop_tree_node_add): Pass father loop to establish_preds.
16452 Do not initialize loop->outer.
16453 (flow_loop_tree_node_remove): Truncate the superloops vector.
16454 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
16455 "pred" merged to "superloops" vector.
16456 (loop_depth, loop_outer): New.
16457 (fel_init): Use loop_outer.
16459 2007-05-11 Jan Hubicka <jh@suse.cz>
16461 * cgraphunit.c: Include gt-cgraphunit.h
16462 (static_ctors, static_dtors): New static vars.
16463 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
16464 based on implementation in c-common.c
16465 (cgraph_finalize_function): Call record_cdtor_fn.
16466 (cgraph_optimize): Call cgraph_build_cdtor_fns.
16467 * decl.c (finish_function): Do not call c_record_cdtor_fn.
16468 (c_write_global_declarations): Do not call c_build_cdtor_fns.
16469 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
16470 build_cdtor, c_build_cdtor_fns): Remove.
16471 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
16472 c_build_cdtor_fns): Remove prototype.
16474 2007-05-11 Paolo Carlini <pcarlini@suse.de>
16477 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
16478 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
16479 * builtins.c (fold_builtin_memchr): New.
16480 (expand_builtin_memchr): Call the latter.
16481 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
16482 * doc/extend.texi ([Other built-in functions provided by GCC]):
16485 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
16487 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
16488 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
16489 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
16490 PFPO_OP1_TYPE_SHIFT): Constants added.
16491 (DFP_ALL): Mode macro defined.
16492 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
16493 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
16494 Insn definitions added.
16495 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
16496 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
16499 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
16501 PR tree-optimization/31885
16502 * tree-chrec.c (chrec_contains_undetermined): Do not consider
16503 NULL_TREE to be undetermined.
16504 (automatically_generated_chrec_p): Return false for NULL.
16506 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
16508 * config/bfin/bfin.h (MOVE_RATIO): Define.
16510 2007-05-10 Richard Sandiford <richard@codesourcery.com>
16512 * config.gcc (sparc-wrs-vxworks): New target.
16513 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
16514 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
16515 * config/sparc/sparc.h: Include vxworks-dummy.h.
16516 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
16517 include LABEL_REFs too.
16518 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
16519 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
16521 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
16523 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
16524 (sparc_emit_call_insn): New function.
16525 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
16526 functions when generating VxWorks PIC.
16527 * config/sparc/sparc.md (vxworks_load_got): New pattern.
16528 (call, call_value): Use sparc_emit_call_insn instead of
16531 2007-05-09 Bob Wilson <bob.wilson@acm.org>
16533 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
16535 2007-05-09 Bob Wilson <bob.wilson@acm.org>
16537 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
16538 for floating-point values if HOST_BITS_PER_LONG > 32. Use
16539 split_double instead of operand_subword.
16541 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
16543 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
16544 * config/bfin/bfin.c (bfin_local_alignment): New function.
16545 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
16547 2007-05-08 Chao-ying Fu <fu@mips.com>
16549 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
16550 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
16551 (smsub_widen_optab, umsub_widen_optab): Define.
16552 * optabs.c (init_optabs): Initialize smsub_widen_optab and
16554 * genopinit.c (optabs): Fill in smsub_widen_optab and
16556 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
16557 and umsub_widen_optab to implement multiply-subtract sequences.
16558 * config/mips/mips.md (*msac<u>_di): Rename to...
16559 (<u>msubsidi4): ...this. Extend condition to include
16560 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
16561 of operand 0 to "ka" and use the three-operand form of msub<u>
16563 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
16566 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
16568 PR rtl-optimization/28011
16569 * reload.c (push_reload): Set dont_share if IN appears in OUT
16570 also when IN is a PLUS rtx.
16571 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
16574 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
16576 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
16577 call unshare_all_decls.
16578 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
16579 (unshare_all_decls): Remove.
16581 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
16584 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
16587 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
16588 Nigel Stephens <nigel@mips.com>
16590 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
16591 Update comments and all uses.
16592 (MIN_FPRS_PER_FMT): Define.
16593 * config/mips/mips.c (function_arg): Fix to correctly handle
16594 the -mips32r2 -mfp64 -mabi=32 case.
16595 (override_options): Enable use of odd-numbered registers for
16596 SFmode values on MIPS32.
16597 (mips_save_reg_p): Save whole floating-point register pair if
16598 either half is used.
16599 (compute_frame_size): Fix comment.
16601 2007-05-08 Jie Zhang <jie.zhang@analog.com>
16603 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
16604 argument of type bool.
16605 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
16606 argument. Safely select temporary P register according to it.
16607 (do_link): Change call site of add_to_reg accordingly.
16608 (do_unlink): Add epilogue_p as a fourth argument and pass it
16610 (expand_interrupt_handler_epilogue): Change call of do_unlink
16612 (bfin_expand_prologue): Add a third argument sibcall_p.
16613 * config/bfin/bfin.md (epilogue): Change call of
16614 bfin_expand_epilogue accordingly.
16615 (sibcall_epilogue): Likewise.
16616 (eh_return_internal): Likewise.
16618 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
16619 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
16620 * config/bfin/bfin.c (bfin_handle_option): Handle
16621 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
16622 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
16623 Support bf534, bf536 and bf561.
16624 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
16626 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
16629 * config/i386/i386.c (ix86_function_regparm): Process local
16630 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
16632 2007-05-07 Mike Stump <mrs@apple.com>
16634 * doc/invoke.texi (Warning Options): Document that -Wempty-body
16635 also checks for and while statements in C++.
16637 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
16639 * gcc.c (at_file_supplied): New variable.
16640 (main): Set it if we expanded argv.
16641 (do_spec_1): Pass an @-file to the linker if we were called with
16642 an @-file argument and HAVE_GNU_LD.
16643 * collect2.c (at_file_supplied): New variable.
16644 (response_file): New variable.
16645 (collect_exit): Unlink response_file if necessary.
16646 (handler): Likewise.
16647 (do_wait): Likewise.
16648 (main): Set at_file_supplied if we expanded argv.
16649 (collect_execute): Pass an @-file to subprocesses if we were called
16650 with an @-file argument.
16651 * configure.ac: Add define for HAVE_GNU_LD.
16652 * configure: Regenerate.
16653 * config.in: Regenerate.
16655 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
16657 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
16658 operand to HI mode.
16663 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
16665 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
16666 (TARGET_ENCODE_SECTION_INFO): Re-define.
16667 (m32c_encode_section_info): New
16668 (function_vector_handler): New
16669 (current_function_special_page_vector): New
16670 (m32c_special_page_vector_p): New.
16671 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
16673 * config/m32c/jump.md: Added instruction JSRS for functions
16674 with attribute "function_vector".
16675 * doc/extend.texi (function_vector): Added description
16676 for M16C, M32C targets.
16678 2007-05-07 DJ Delorie <dj@redhat.com>
16681 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
16682 ashrpsi3, lshrpsi3): Update shift count constraint.
16684 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
16685 Nathan Froyd <froydnj@codesourcery.com>
16688 * c-incpath.c (add_path): Strip trailing path separators.
16690 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
16692 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
16693 Free dominance info before purging EH edges.
16694 (eliminate_degenerate_phis): Likewise.
16695 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
16697 2007-05-07 Jan Hubicka <jh@suse.cz>
16699 * gimplify.c (gimplify_expr): Do not crash when folding
16700 (void *)(int)&a + 4.
16702 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
16705 * c-opts.c (lang_fortran): Make it non static.
16706 * c-common.h (lang_fortran): New prototype.
16707 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
16708 -lang-fortran option was passed by the driver.
16710 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
16712 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
16713 of ASSERT_CHECKING. Tweak message.
16715 2007-05-06 Revital Eres <eres@il.ibm.com>
16718 * loop-unroll.c (insert_var_expansion_initialization):
16719 Initialize the expansions with -zero instead of +zero.
16721 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
16723 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
16724 into pic and non-pic versions. Mark r19 as used for
16725 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
16726 for tgd_load, tld_load and tie_load .
16727 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
16728 version of tgd_load, tld_load and tie_load depending on the
16731 2007-05-04 Ulrich Drepper <drepper@redhat.com>
16732 Jakub Jelinek <jakub@redhat.com>
16734 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
16735 (__do_global_dtors_aux): Use more paranoid loop to run
16736 destructors if HIDDEN_DTOR_LIST_END.
16737 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
16739 2007-05-04 Jakub Jelinek <jakub@redhat.com>
16741 * varasm.c (align_variable): Don't increase alignment for
16742 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
16743 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
16745 2007-05-04 Josh Conner <jconner@apple.com>
16747 * basic-block.h (cdi_direction): Assign values to all enumeration
16749 (dom_computed): Remove.
16750 (dom_info_state): New.
16751 (set_dom_info_availability): New.
16752 * tree-ssa-loop-im.c (determine_invariantness): Initialize
16753 walk_data.dom_direction.
16754 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
16755 instead of dom_computed[].
16756 (split_edge): Likewise.
16757 (create_basic_block): Likewise.
16758 (merge_blocks): Likewise.
16759 * ifcvt.c (find_if_header): Likewise.
16760 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
16761 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
16762 * tree-ssa.c (verify_ssa): Likewise.
16763 * tree-cfg.c (tree_verify_flow_info): Likewise.
16764 (remove_edge_and_dominated_blocks): Likewise.
16765 * dominance.c (dom_computed): Make static.
16766 (calc_dfs_tree_nonrec): Change third param to a bool.
16767 (calc_dfs_tree): Change second param to a bool.
16768 (calc_idioms): Change second param to a bool. Use
16769 dom_convert_dir_to_idx.
16770 (init_dom_info): Validate dir before using.
16771 (dom_convert_dir_to_idx): New.
16772 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
16773 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
16774 (free_dominance_info): Use dom_convert_dir_to_idx.
16775 (get_immediate_dominator): Likewise.
16776 (set_immediate_dominator): Likewise.
16777 (get_dominated_by): Likewise.
16778 (redirect_immediate_dominators): Likewise.
16779 (nearest_common_denominator): Likewise.
16780 (dominated_by_p): Likewise.
16781 (bb_dom_dfs_in): Likewise.
16782 (bb_dom_dfs_out): Likewise.
16783 (recount_dominator): Likewise.
16784 (iterate_fix_dominators): Likewise.
16785 (add_to_dominance_info): Likewise.
16786 (delete_from_dominance_info): Likewise.
16787 (first_dom_son): Likewise.
16788 (next_dom_son): Likewise.
16789 (dom_info_available_p): Likewise.
16790 (dom_info_state): New.
16791 (set_dom_info_availability): New.
16793 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
16795 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
16797 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
16799 2007-05-04 Bob Wilson <bob.wilson@acm.org>
16801 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
16802 (subdi3, subdi_carry): Delete.
16804 2007-05-04 Jan Hubicka <jh@suse.cz>
16805 Richard Guenther <rguenther@suse.de>
16807 * opts.c (decode_options): Do not fiddle with inlining
16808 parameters in case of optimizing for size.
16809 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
16810 for size do nothing.
16811 (cgraph_decide_inlining_of_small_function): When optimizing for
16812 size never inline functions increasing caller size.
16813 (cgraph_early_inlining): Inline for size when optimizing for size.
16815 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
16817 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
16818 logical operations piecewise.
16819 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
16820 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
16821 subdi_sesidi_di): Delete.
16822 (add_with_carry): Produce carry in CC instead of a DREG to shorten
16823 the generated sequence. Allow three-reg add in constraints. Rewrite
16824 the rtl expression for carry to avoid zero_extend of a constant.
16825 (sub_with_carry): New pattern.
16826 (adddi3, subdi3): Change into define_expand. For subtract, generate a
16827 different sequence not involving jumps.
16828 (notbi): Now a named pattern.
16830 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
16832 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
16833 Add the note about a significant loss of accuracy of some
16834 mathematical routines when these options are used.
16836 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
16838 * haifa-sched.c (rtx_vec_t): New typedef.
16839 (contributes_to_priority_p): Extract piece of priority () into new
16841 (priority): Use the function. Add assertion.
16842 (rank_for_schedule, set_priorities): Add assertion to check that
16843 insn's priority is initialized.
16844 (clear_priorities, calc_priorities): Change signature. Make it update
16845 all relevant insns. Update all callers ('add_to_speculative_block ()'
16846 and 'create_block_check_twin ()').
16847 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
16848 Add new field 'priority_status'.
16849 (INSN_PRIORITY_STATUS): New macro.
16850 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
16852 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
16854 * sched-ebb.c (debug_ebb_dependencies): New static function.
16855 (init_ready_list): Use it.
16857 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
16858 with changed signature and 'debug_rgn_dependencies ()'.
16859 (debug_rgn_dependencies): New static function.
16860 (init_ready_list): Use it.
16862 * sched-int.h (debug_dependencies): Declare.
16864 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
16866 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
16868 2007-05-04 Dirk Mueller <dmueller@suse.de>
16870 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
16872 2007-05-03 Jan Hubicka <jh@suse.cz>
16874 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
16875 ((T1)X op (T1)Y), for pointer type in more cases than before.
16877 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
16879 * tree-object-size.c (plus_expr_object_size): When operand size is
16880 unknown, return unknown.
16882 2007-05-03 Dirk Mueller <dmueller@suse.de>
16884 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
16886 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
16889 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
16891 2007-05-03 Janis Johnson <janis187@us.ibm.com>
16893 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
16895 2007-05-03 Joseph Myers <joseph@codesourcery.com>
16897 * config/soft-fp/double.h, config/soft-fp/extended.h,
16898 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
16899 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
16900 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
16901 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
16904 2007-05-03 Ian Lance Taylor <iant@google.com>
16906 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
16907 MASK_PPC_GFXOPT for 8540 or 8548.
16909 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
16911 * tree-vect-transform.c (vect_update_inits_of_drs): Use
16912 vect_print_dump_info() to output debug information.
16914 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
16917 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
16918 operands of size 2 when operand is not MEM_P.
16920 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
16922 PR tree-optimization/30565
16923 * lambda-code.c (perfect_nestify): Fix updating of dominators.
16925 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
16927 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
16928 (umulsi3_highpart): Use them.
16929 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
16930 for final accumulator to D regisster tranfser.
16932 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
16934 PR tree-optimization/31699
16935 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
16937 (vect_enhance_data_refs_alignment): Compute peel amount using
16938 TYPE_VECTOR_SUBPARTS instead of vf.
16939 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
16941 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
16944 * system.h: Remove inclusion of double-int.h
16945 * tree.h: Include double-int.h
16946 * gengtype.c: Likewise
16947 * cfgloop.h: Likewise
16948 * Makefile.in: Adjust dependencies on double-int.h
16950 2007-05-02 Eric Christopher <echristo@apple.com>
16952 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
16953 -shared to -Zdynamiclib.
16955 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
16958 * c-common.c (strip_pointer_or_array_types): New function.
16959 * c-common.h (strip_pointer_or_array_types): New function declaration.
16961 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
16963 PR tree-optimization/31771
16964 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
16966 2007-05-02 Paul Brook <paul@codesourcery.com>
16968 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
16970 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
16972 PR middle-end/29715
16973 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
16976 2007-05-02 Nick Clifton <nickc@redhat.com>
16978 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
16980 2007-05-02 Richard Guenther <rguenther@suse.de>
16982 PR tree-optimization/31146
16983 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
16984 argument, single_use_p. If we have a single use that is
16985 a conversion to the definition rhs type, propagate that rhs.
16986 (forward_propagate_addr_expr): Pass single_use_p argument
16987 to forward_propagate_addr_expr_1.
16989 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
16991 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
16994 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16996 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
16997 'AMD Family 10 core'.
16999 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
17001 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
17002 and athlon64-sse3 as improved versions of k8, opteron and athlon64
17003 with SSE3 instruction set support.
17004 * doc/invoke.texi: Likewise.
17006 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
17008 * config/i386/i386.c (override_options): Tuning 32-byte loop
17009 alignment for amdfam10 architecture. Increasing the max loop
17010 alignment to 24 bytes.
17012 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
17014 * config/m68k/constraints.md: New.
17015 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
17016 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
17017 EXTRA_CONSTRAINT): Remove.
17018 * config/m68k/m68k.md: Include constraints.md.
17019 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
17021 2007-05-01 Ian Lance Taylor <iant@google.com>
17023 PR tree-optimization/31739
17024 * tree-vrp.c (vrp_val_is_max): New static function.
17025 (vrp_val_is_min): New static function.
17026 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
17028 (set_value_range): Use vrp_val_is_{max,min}.
17029 (extract_range_from_assert): Likewise.
17030 (extract_range_from_binary_expr): Likewise.
17031 (extract_range_from_unary_expr): Likewise.
17032 (dump_value_range, vrp_meet): Likewise.
17033 (vrp_visit_phi_node): Likewise.
17034 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
17036 2007-05-01 Mark Mitchell <mark@codesourcery.com>
17038 * config/i386/gmon-sol2.c (size_t): New type.
17039 (intptr_t): Likewise.
17040 (s_textsize): Declare as size_t.
17042 (monstartup): Use size_t for sizes.
17043 (_mcount): Save and restore registers.
17044 (internal_mcount): Pass 0 as the first argument to monstartup
17046 (moncontrol): Convert pointer to appropriately sized integer
17047 before passing to profil.
17049 2007-05-01 Joseph Myers <joseph@codesourcery.com>
17051 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
17052 __NO_FPRS__, not just if _SOFT_DOUBLE.
17053 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
17054 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
17055 also for E500 double.
17056 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
17057 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
17060 2007-05-01 Richard Guenther <rguenther@suse.de>
17062 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
17065 2007-05-01 Joseph Myers <joseph@codesourcery.com>
17067 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
17069 2007-05-01 Jan Hubicka <jh@suse.cz>
17071 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
17074 2007-05-01 Jan Hubicka <jh@suse.cz>
17076 * tree.h (maybe_fold_offset_to_component_ref): Remove.
17077 (maybe_fold_offset_to_reference): Declare.
17078 * fold-const.c (fold_unary): Do not fold
17079 (type *)&A into &A->field_of_type_and_offset_0
17080 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
17081 size is unknown, give up.
17082 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
17084 (maybe_fold_offset_to_reference): New.
17085 (maybe_fold_stmt_indirect): Use it.
17086 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
17087 * gimplify.c (gimplify_conversion): Canonicalize conversions to
17089 (gimplify_expr): Likewise for plus_expr.
17091 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
17093 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
17094 bsi_after_labels. Always insert statements before bsi.
17095 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
17096 * predict.c (apply_return_prediction): Check for empty blocks.
17097 * cfgexpand.c (lab_rtx_for_bb): New variable.
17098 (label_rtx_for_bb): Do not create new tree labels.
17099 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
17100 (tree_expand_cfg): Initialize lab_rtx_for_bb.
17101 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
17103 (label_for_bb): Add field used.
17104 (update_eh_label, main_block_label): Mark the label used.
17105 (cleanup_dead_labels): Remove unused labels.
17107 2007-05-01 Richard Guenther <rguenther@suse.de>
17109 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
17110 if it is not about to be set.
17111 (get_value_range): Do not pre-allocate equiv bitmap.
17112 (update_value_range): No need to clear equiv field.
17113 (add_equivalence): Change prototype to get bitmap pointer.
17114 Allocate bitmap here if it is not already.
17115 (extract_range_from_assert): Do not allocate bitmap here.
17116 Update callers to add_equivalence.
17117 (extract_range_from_ssa_name): Likewise.
17118 (get_vr_for_comparison): New static helper.
17119 (compare_name_with_value): Handle NULL equiv bitmap by
17120 peeling the first iteration of the comparison loop.
17121 Use get_vr_for_comparison.
17122 (compare_names): Handle NULL equiv bitmaps by using fake
17123 ones. Use get_vr_for_comparison.
17125 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
17127 * double-int.c (mpz_set_double_int): Moved from
17128 tree-ssa-loop-niter.c.
17129 (mpz_get_double_int): Likewise; also, add option to wrap
17130 out-of-range integers.
17131 * double-int.h: New prototypes for above.
17132 * tree.c (get_static_type_bounds): Moved from
17133 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
17134 TYPE_MAX_VALUE if they exist..
17135 * tree.h: New prototype for above.
17136 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
17137 get_type_bounds calls.
17138 (mpz_set_double_int): Move to double-int.c.
17139 (get_type_bounds): Move to tree.c, rename to
17140 get_static_type_bounds.
17141 (mpz_to_double_int): Move to double-int.c, rename to
17142 mpz_get_double_int.
17144 2007-04-30 Bob Wilson <bob.wilson@acm.org>
17146 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
17147 DIV0 exception can fall through to a normal return.
17149 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
17151 PR middle-end/22156
17152 Temporarily revert:
17153 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
17154 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
17155 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
17156 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
17157 initialize align to silence bogus warning.
17158 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
17159 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
17161 (struct sra_walk_fns): Remove use_all parameter from use.
17162 (sra_hash_tree): Handle BIT_FIELD_REFs.
17163 (sra_elt_hash): Don't hash bitfld blocks.
17164 (sra_elt_eq): Skip them in parent compares as well. Handle
17166 (sra_walk_expr): Don't maintain or pass down use_all_p.
17167 (scan_use): Remove use_all parameter.
17168 (scalarize_use): Likewise. Re-expand assignment to
17169 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
17170 output, and re-scalarize after output. Don't mark anything
17172 (scalarize_ldst): Adjust.
17173 (scalarize_walk_gimple_modify_statement): Likewise.
17174 (build_element_name_1): Handle BIT_FIELD_REFs.
17175 (instantiate_element): Don't warn for any element whose parent
17176 is used as a whole.
17177 (instantiate_missing_elements_1): Return the sra_elt.
17178 (canon_type_for_field): New.
17179 (try_instantiate_multiple_fields): New.
17180 (instantiate_missing_elemnts): Use them.
17181 (mark_no_warning): Removed.
17182 (generate_one_element_ref): Handle BIT_FIELD_REFs.
17183 (REPLDUP, sra_build_elt_assignment): New.
17184 (generate_copy_inout): Use them.
17185 (generate_element_copy): Likewise. Handle bitfld differences.
17186 (generate_element_zero): Don't recurse for blocks. Use
17187 sra_build_elt_assignment.
17188 (generate_one_element_int): Take elt instead of var. Use
17189 sra_build_elt_assignment.
17190 (generate_element_init_1): Adjust.
17191 (scalarize_use, scalarize_copy): Use REPLDUP.
17192 (scalarize_ldst): Move assert before dereference.
17193 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
17195 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
17198 * tree.c (reconstruct_complex_type): Reconstruct a reference
17200 Also use the same mode for the pointer as the old pointer type.
17202 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
17204 * doc/trouble.texi (Interoperation): Remove note about Ultrix
17207 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
17209 PR rtl-optimization/31676
17210 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
17211 (df_refs_record): Call it.
17213 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
17215 * rtl.def (SS_ABS): New code.
17216 * config/bfin/bfin.c (print_operand): New modifier 'v'.
17217 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
17218 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
17219 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
17220 (bfin_init_builtins): Define them.
17221 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
17222 (bfin_expand_builtin): ... and handle the others here.
17223 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
17224 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
17225 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
17226 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
17227 operand is only HImode.
17229 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
17231 * regclass.c (scan_one_insn): Remove splitting of
17234 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
17235 Nigel Stephens <nigel@mips.com>
17237 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
17239 2007-04-28 Jan Hubicka <jh@suse.cz>
17241 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
17242 insn_locators_alloc instead of insn_locators_initialize;
17243 call reset_block_changes.
17244 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
17245 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
17246 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
17247 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
17248 * config/score/score.c (th_output_mi_thunk): Likewise.
17249 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
17250 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
17251 tolerate uninitialized locator info.
17254 * function.c (init_function_start): Don't init line number info.
17255 (expand_function_end): Update.
17256 (reset_block_changes, record_block_change, finalize_block_changes,
17257 check_block_change, free_block_changes): Kill.
17258 * function.h (reset_block_changes, record_block_change,
17259 finalize_block_changes, check_block_change, free_block_changes):
17261 (struct function): Remove ib_boundaries_block.
17262 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
17263 Use curr_insn_locator to initialize locator.
17264 (emit_line_note): Remove.
17265 * cfgexpand.c (expand_gimple_cond_expr): Update.
17266 (construct_exit_block): Likewise.
17267 (tree_expand_cfg): Initialize/finalize locators.
17268 * expr.c (expand_expr_real): Update.
17269 * cfglayout.c (line_locators_locs, line_locators_lines,
17270 file_locators_locs, file_locators_files): Remove.
17271 (set_block_levels): Move to cfgexpand.c.
17272 (insn_locators_initialize): Remove.
17273 (pass_insn_locators_initialize): Remove.
17274 (locations_locators_locs, locations_locators_vals): New static vars.
17275 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
17277 (insn_locators_alloc, insn_locators_finalize,
17278 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17280 (locator_location): New.
17281 (locator_line, locator_file): Rewrite.
17282 * rtl.h (emit_line_note): Kill.
17283 (insn_locators_alloc, insn_locators_finalize,
17284 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17286 * tree-inline.c (initialize_cfun): Do not initialize
17287 ib_boundaries_block.
17288 * passes.c (pass_insn_locators_initialize): Remove.
17290 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
17292 * tree-cfg.c (move_block_to_fn): Release bb from dominance
17293 info. Update last_basic_block correctly.
17295 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
17298 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
17299 register itself to hold the offset constant. Tell flow the use
17300 of r4 and r5 when they are used.
17302 2007-04-27 Richard Guenther <rguenther@suse.de>
17304 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
17305 if we simplified anything.
17306 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
17307 warnings until we did a simplification and the stmt was not
17308 marked as TREE_NO_WARNING.
17310 2007-04-27 Mike Stump <mrs@apple.com>
17312 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
17314 2007-04-27 Ian Lance Taylor <iant@google.com>
17316 PR middle-end/31710
17317 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
17318 TYPE_MAX_VALUE exist, convert them to the new type.
17320 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
17322 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
17323 if it claims to be available.
17324 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
17325 edge is redirected.
17326 (perform_tree_ssa_dce): Always free postdominators.
17328 2007-04-27 Richard Henderson <rth@redhat.com>
17330 * config/alpha/predicates.md (aligned_memory_operand): Mark
17331 as define_special_predicate.
17332 (unaligned_memory_operand, normal_memory_operand): Likewise.
17333 (reg_or_unaligned_mem_operand): Remove.
17334 (any_memory_operand): Match the documentation and check for
17335 non-renumbered pseudos during reload.
17336 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
17337 alpha_secondary_reload_class, update to new interface, make static.
17338 Handle CQImode like HImode. Remove FP subreg check.
17339 (alpha_expand_mov): Use replace_equiv_address.
17340 (alpha_expand_mov_nobwx): Use any_memory_operand.
17341 (TARGET_SECONDARY_RELOAD): New.
17342 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
17343 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
17344 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
17345 * config/alpha/alpha.md: ... here.
17346 (RELOAD12, reloadmode): New.
17348 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
17349 Don't handle the aligned case here.
17350 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
17351 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
17352 reload_inhi_help. Don't expect a scratch register.
17353 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
17355 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
17357 2007-04-27 Richard Guenther <rguenther@suse.de>
17359 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
17361 2007-04-27 Richard Guenther <rguenther@suse.de>
17363 PR tree-optimization/30965
17364 PR tree-optimization/30978
17365 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
17366 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
17367 (find_equivalent_equality_comparison): Likewise.
17368 (simplify_cond): Likewise.
17369 (get_prop_source_stmt): New helper.
17370 (get_prop_dest_stmt): Likewise.
17371 (can_propagate_from): Likewise.
17372 (remove_prop_source_from_use): Likewise.
17373 (combine_cond_expr_cond): Likewise.
17374 (forward_propagate_comparison): New function.
17375 (forward_propagate_into_cond): Rewrite to use fold for
17377 (tree_ssa_forward_propagate_single_use_vars): Call
17378 forward_propagate_comparison to propagate comparisons.
17380 2007-04-27 Richard Guenther <rguenther@suse.de>
17382 PR tree-optimization/31715
17383 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
17384 sure to do computation on the offset in an appropriate
17387 2007-04-27 Richard Sandiford <richard@codesourcery.com>
17389 * reload.h (elimination_target_reg_p): Declare.
17390 * reload.c (find_reloads): Don't apply the reg_rtx move
17391 optimization if the SET_DEST satisfies elimination_target_reg_p.
17392 * reload1.c (elimination_target_reg_p): New function.
17393 (gen_reload): In the move/add2 fallback, make sure that op0
17394 does not overlap the destination register.
17396 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
17398 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
17399 transform only GIMPLE_MODIFY_STMTs.
17400 * tree-complex.c (expand_complex_operations_1): Ditto.
17401 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
17402 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
17403 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
17405 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
17406 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
17407 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
17408 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
17409 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
17410 slpeel_add_loop_guard): Ditto.
17411 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
17412 * lambda-code.c (perfect_nestify): Ditto.
17413 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
17414 before the first statement.
17415 * tree-optimize.c (execute_free_datastructures): Fix comments.
17416 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
17417 * tree-flow.h (disband_implicit_edges): Declaration removed.
17418 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
17420 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
17421 COND_EXPRs without gotos.
17422 (disband_implicit_edges, has_label_p): Removed.
17423 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
17424 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
17426 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
17428 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
17429 also for COND_EXPRs.
17430 * cfgexpand.c (label_rtx_for_bb): New function.
17431 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
17432 Use label_rtx_for_bb to find the labels.
17433 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
17434 last block. Detect fallthru edges.
17436 2007-04-26 Ian Lance Taylor <iant@google.com>
17439 * reload.c (find_reloads_subreg_address): If the address was valid
17440 in the original mode but not in the new mode, reload the whole
17443 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
17445 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
17446 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
17447 (cleanup_control_expr_graph): Do not invalidate dominance info.
17448 Record altered blocks.
17449 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
17450 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
17451 cleanup_tree_cfg_bb): New functions.
17452 (remove_forwarder_block): Do not maintain the worklist of blocks.
17453 Record altered blocks.
17454 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
17455 not over whole cfg.
17456 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
17457 delete_unreachable_blocks if dominators are not available.
17458 * tree-inline.c (optimize_inline_calls): Free dominance information
17460 * tree-flow.h (remove_edge_and_dominated_blocks,
17461 cfgcleanup_altered_bbs): Altered.
17462 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
17464 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
17466 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
17467 do not invalidate dominators.
17469 2007-04-26 Anatoly Sokolov <aesok@post.ru>
17471 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
17472 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
17473 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17474 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
17476 2007-04-26 Steve Ellcey <sje@cup.hp.com>
17478 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
17480 2007-04-26 Richard Guenther <rguenther@suse.de>
17482 PR tree-optimization/31703
17483 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
17484 the right type for the target of the bittest.
17486 2007-04-26 Richard Sandiford <richard@codesourcery.com>
17488 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
17489 ix86_sol10_return_in_memory.
17491 2007-04-26 Richard Sandiford <richard@codesourcery.com>
17493 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
17496 2007-04-26 Jakub Jelinek <jakub@redhat.com>
17499 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
17501 PR tree-optimization/30558
17502 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
17503 clear this_state.prev_try.
17505 2007-04-26 Richard Sandiford <richard@codesourcery.com>
17506 Mark Mitchell <mark@codesourcery.com>
17508 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
17509 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
17510 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
17512 2007-04-26 Richard Sandiford <richard@codesourcery.com>
17515 * doc/invoke.texi (%:print-asm-header): Document.
17516 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
17518 (static_spec_functions): Add print-asm-header.
17519 (main): Print a banner before the --target-help linker options.
17520 (print_asm_header_spec_function): New function.
17522 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
17525 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
17526 (movsf_ie): Likewise.
17528 2007-04-25 Paolo Carlini <pcarlini@suse.de>
17530 * doc/extend.texi ([Type Traits]): Adjust per N2255.
17532 2007-04-25 Bob Wilson <bob.wilson@acm.org>
17534 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
17535 exception for divide-by-zero.
17536 (__umodsi3, __modsi3): Likewise.
17538 2007-04-25 Dirk Mueller <dmueller@suse.de>
17540 * c-typeck.c (build_compound_expr): Annotate warning()
17541 call with OPT_Wunused_value.
17542 * tree-ssa.c (warn_uninit): Annotate warning with
17544 * c-common.c (handle_sentinel_attribute): Annotate warning
17545 call with OPT_Wattributes.
17547 2007-04-25 Thiemo Seufer <ths@mips.com>
17549 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
17550 (mips16): Fix typo.
17551 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
17552 on to the assembler. Improve handling of -mno-mips16. Add handling
17553 of -mno-mips3d, -mno-dsp, -mno-dspr2.
17554 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
17555 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
17556 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
17558 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
17561 * config/i386/winnt.c (i386_pe_file_end): Strip only
17562 USER_LABEL_PREFIX when writing export name.
17564 2007-04-25 Richard Sandiford <richard@codesourcery.com>
17566 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
17567 sh/elf.h, vx-common.h and vxworks.h.
17568 * config/sh/sh.h: Include config/vxworks-dummy.h.
17569 (SUBTARGET_OVERRIDE_OPTIONS): Define.
17570 (OVERRIDE_OPTIONS): Use it.
17571 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
17572 (vxworks_picreg): New pattern.
17573 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
17574 VXWORKS_OS_CPP_BUILTINS.
17575 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
17576 to their VXWORKS_* equivalents.
17577 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
17578 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
17579 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
17580 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
17581 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
17582 -mrtp/-fPIC multilibs.
17583 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
17584 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
17585 (MULTILIB_OSDIRNAMES): Delete.
17587 2007-04-25 Anatoly Sokolov <aesok@post.ru>
17590 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
17592 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
17594 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
17595 rounding mode to be specified by the caller.
17596 (real_to_mpfr) Likewise.
17597 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
17598 include new arguments.
17599 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
17601 2007-04-24 Ian Lance Taylor <iant@google.com>
17603 PR tree-optimization/31605
17604 * tree-vrp.c (set_value_range): Check that min and max are not
17605 both overflow infinities.
17606 (set_value_range_to_value): New static function.
17607 (extract_range_from_binary_expr): Call set_value_range_to_value.
17608 (extract_range_from_cond_expr): Likewise.
17609 (extract_range_from_expr): Likewise.
17610 (extract_range_from_unary_expr): Likewise. Don't create a range
17611 which overflows on both sides.
17612 (vrp_meet): Check for a useless range.
17613 (vrp_visit_phi_node): If we see a constant which looks like an
17614 overflow infinity, turn off the TREE_OVERFLOW flag.
17616 2007-04-24 Ian Lance Taylor <iant@google.com>
17618 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
17620 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
17622 PR diagnostic/25923
17623 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
17624 diagnostic message is being built.
17625 * tree-pretty-print.c (dump_generic_node): Only write the
17626 formatted text into BUFFER's stream if we are not building a
17627 diagnostic message.
17628 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
17630 * Makefile.in (toplev.o): Depend on tree-pass.h.
17632 2007-04-24 Ian Lance Taylor <iant@google.com>
17634 PR tree-optimization/31602
17635 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
17636 conditionals in the copied loop header.
17637 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
17638 warnings if TREE_NO_WARNING is set.
17639 * doc/invoke.texi (Warning Options): Clarify that
17640 -Wstrict-overflow does not warn about loops.
17642 2007-04-24 Janis Johnson <janis187@us.ibm.com>
17644 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
17645 expand on the comment about _Decimal128 arguments and check the
17646 integer result of the modulus operation; for 64-bit ELF ABI, ensure
17647 that _Decimal128 argument uses even/odd register pair.
17648 (function_arg): Ditto.
17650 2007-04-24 Hui-May Chang <hm.chang@apple.com>
17652 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
17653 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
17655 2007-04-24 Richard Guenther <rguenther@suse.de>
17656 Olga Golovanevsky <olga@il.ibm.com>
17658 * fold-const.c (multiple_of_p): Check for bottom
17661 2007-04-24 Richard Henderson <rth@redhat.com>
17663 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
17664 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
17665 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
17666 looking for non-zero bits shifted out. Avoid a recursive call
17667 when constructing the scalar.
17668 (__floatundisf): Likewise.
17670 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
17672 * dwarf2out.c (field_byte_offset): Move the existing logic
17673 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
17674 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
17676 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
17679 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
17680 length argument of 0 for memset.
17681 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
17682 unsigned shift instead of the signed variant.
17684 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
17686 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
17687 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
17688 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
17689 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
17690 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
17691 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
17692 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
17693 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
17694 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
17695 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
17696 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
17697 "mul<mode>3", "div<mode>3"): Insn definitions added.
17698 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
17699 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
17700 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
17701 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
17702 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
17703 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
17704 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
17705 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
17706 TARGET_FLOAT_FORMAT): Macro definitions removed.
17707 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
17708 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
17709 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
17710 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
17711 (s390_gen_rtx_const_DI): Function removed.
17712 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
17714 2007-04-24 Richard Sandiford <richard@codesourcery.com>
17716 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
17717 over an external ffs function.
17719 2007-04-24 Chao-ying Fu <fu@mips.com>
17720 Richard Sandiford <richard@nildram.co.uk>
17722 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
17723 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
17724 (smadd_widen_optab, umadd_widen_optab): Define.
17725 * optabs.c (init_optabs): Initialize smadd_widen_optab and
17727 * genopinit.c (optabs): Fill in smadd_widen_optab and
17729 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
17730 and umadd_widen_optab to implement multiply-add sequences.
17731 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
17732 (<u>maddsidi4): ...this. Extend condition to include
17733 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
17734 of operand 0 to "ka" and use the three-operand form of madd<u>
17736 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
17738 * config/mips/constraints.md (ka): New register constraint.
17740 2007-04-24 Jan Hubicka <j@suse.cz>
17744 2007-04-23 Jan Hubicka <jh@suse.cz>
17745 * function.c (init_function_start): Don't init line number info.
17746 (expand_function_end): Update.
17747 (reset_block_changes, record_block_change, finalize_block_changes,
17748 check_block_change, free_block_changes): Kill.
17749 * function.h (reset_block_changes, record_block_change,
17750 finalize_block_changes, check_block_change, free_block_changes):
17752 (struct function): Remove ib_boundaries_block.
17753 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
17754 Use curr_insn_locator to initialize locator.
17755 (emit_line_note): Remove.
17756 * cfgexpand.c (expand_gimple_cond_expr): Update.
17757 (construct_exit_block): Likewise.
17758 (tree_expand_cfg): Initialize/finalize locators.
17759 * expr.c (expand_expr_real): Update.
17760 * cfglayout.c (line_locators_locs, line_locators_lines,
17761 file_locators_locs, file_locators_files): Remove.
17762 (set_block_levels): Move to cfgexpand.c.
17763 (insn_locators_initialize): Remove.
17764 (pass_insn_locators_initialize): Remove.
17765 (locations_locators_locs, locations_locators_vals): New static vars.
17766 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
17768 (insn_locators_alloc, insn_locators_finalize,
17769 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17771 (locator_location): New.
17772 (locator_line, locator_file): Rewrite.
17773 * rtl.h (emit_line_note): Kill.
17774 (insn_locators_alloc, insn_locators_finalize,
17775 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17777 * tree-inline.c (initialize_cfun): Do not initialize
17778 ib_boundaries_block.
17779 * passes.c (pass_insn_locators_initialize): Remove.
17781 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
17783 * doc/invoke.texi: Removed leading '-' from option index entries.
17785 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
17787 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
17789 (create_phi_node): Use set_phi_nodes.
17790 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
17791 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
17792 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
17793 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
17794 (bsi_start, bsi_last): Use bb_stmt_list.
17795 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
17796 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
17797 Traverse the statements using tsi iterator.
17798 * basic-block.h (struct basic_block_def): Fields stmt_list
17799 and phi_nodes moved to ...
17800 (struct tree_bb_info): ... new structure.
17801 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
17802 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
17803 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
17804 (tree_verify_flow_info): Verify that il.tree is not set for
17805 entry and exit block.
17806 (tree_split_block): Use set_bb_stmt_list.
17808 2007-04-23 Mike Stump <mrs@apple.com>
17810 * config/i386/i386.c (ix86_tune_features
17811 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
17814 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
17816 * config/i386/i386.md (prefix_extra): New attribute.
17817 (length): Add prefix_extra.
17819 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
17820 (sse2_movntv2di): Likewise.
17821 (sse2_cvtps2dq): Likewise.
17822 (sse2_cvtpd2pi): Likewise.
17823 (sse2_cvttpd2pi): Likewise.
17824 (*sse2_cvtpd2ps): Likewise.
17825 (*add<mode>3): Likewise.
17826 (sse2_ssadd<mode>3): Likewise.
17827 (sse2_usadd<mode>3): Likewise.
17828 (*sub<mode>3): Likewise.
17829 (sse2_sssub<mode>3): Likewise.
17830 (sse2_ussub<mode>3): Likewise.
17831 (*mulv8hi3): Likewise.
17832 (*smulv8hi3_highpart): Likewise.
17833 (*umulv8hi3_highpart): Likewise.
17834 (sse2_umulv2siv2di3): Likewise.
17835 (sse2_pmaddwd): Likewise.
17836 (ashr<mode>3): Likewise.
17837 (lshr<mode>3): Likewise.
17838 (ashl<mode>3): Likewise.
17839 (sse2_ashlti3): Likewise.
17840 (sse2_lshrti3): Likewise.
17841 (*umaxv16qi3): Likewise.
17842 (*smaxv8hi3): Likewise.
17843 (*uminv16qi3): Likewise.
17844 (*sminv8hi3): Likewise.
17845 (sse2_eq<mode>3): Likewise.
17846 (sse2_gt<mode>3): Likewise.
17847 (*and<mode>3): Likewise.
17848 (sse2_nand<mode>3): Likewise.
17849 (*ior<mode>3): Likewise.
17850 (*xor<mode>3): Likewise.
17851 (sse2_packsswb): Likewise.
17852 (sse2_packssdw): Likewise.
17853 (sse2_packuswb): Likewise.
17854 (sse2_punpckhbw): Likewise.
17855 (sse2_punpcklbw): Likewise.
17856 (sse2_punpckhwd): Likewise.
17857 (sse2_punpcklwd): Likewise.
17858 (sse2_punpckhdq): Likewise.
17859 (sse2_punpckldq): Likewise.
17860 (sse2_punpckhqdq): Likewise.
17861 (sse2_punpcklqdq): Likewise.
17862 (*sse2_pinsrw): Likewise.
17863 (*sse2_pextrw): Likewise.
17864 (sse2_pshufd_1): Likewise.
17865 (sse2_uavgv16qi3): Likewise.
17866 (sse2_uavgv8hi3): Likewise.
17867 (sse2_psadbw): Likewise.
17868 (sse2_pmovmskb): Likewise.
17869 (*sse2_maskmovdqu): Likewise.
17870 (*sse2_maskmovdqu_rex64): Likewise.
17871 (sse4a_extrqi): Likewise.
17872 (sse4a_extrq): Likewise.
17873 (sse3_lddqu): Set prefix_rep.
17874 (sse3_addsubv4sf3): Likewise.
17875 (sse3_haddv4sf3): Likewise.
17876 (sse3_hsubv4sf3): Likewise.
17877 (sse_cvtss2si): Likewise.
17878 (sse_cvtss2si_2): Likewise.
17879 (sse_cvtss2siq): Likewise.
17880 (sse_cvtss2siq_2): Likewise.
17881 (sse_cvttss2si): Likewise.
17882 (sse_cvttss2siq): Likewise.
17883 (sse2_cvttps2dq): Likewise.
17884 (sse3_movshdup): Likewise.
17885 (sse3_movsldup): Likewise.
17886 (sse2_cvtsd2si): Likewise.
17887 (sse2_cvtsd2si_2): Likewise.
17888 (sse2_cvtsd2siq): Likewise.
17889 (sse2_cvtsd2siq_2): Likewise.
17890 (sse2_cvttsd2si): Likewise.
17891 (sse2_cvttsd2siq): Likewise.
17892 (*sse2_cvtpd2dq): Likewise.
17893 (*sse2_cvttpd2dq): Likewise.
17894 (sse2_pshuflw_1): Likewise.
17895 (sse2_pshufhw_1): Likewise.
17896 (sse4a_insertqi): Likewise.
17897 (sse4a_insertq): Likewise.
17898 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
17899 (ssse3_phadddv4si3): Likewise.
17900 (ssse3_phaddswv8hi3): Likewise.
17901 (ssse3_phsubwv8hi3): Likewise.
17902 (ssse3_phsubdv4si3): Likewise.
17903 (ssse3_phsubswv8hi3): Likewise.
17904 (ssse3_pmaddubswv8hi3): Likewise.
17905 (ssse3_pmulhrswv8hi3): Likewise.
17906 (ssse3_pshufbv16qi3): Likewise.
17907 (ssse3_psign<mode>3): Likewise.
17908 (ssse3_palignrti): Likewise.
17909 (abs<mode>2): Likewise.
17910 (ssse3_phaddwv4hi3): Set prefix_extra.
17911 (ssse3_phadddv2si3): Likewise.
17912 (ssse3_phaddswv4hi3): Likewise.
17913 (ssse3_phsubwv4hi3): Likewise.
17914 (ssse3_phsubdv2si3): Likewise.
17915 (ssse3_phsubswv4hi3): Likewise.
17916 (ssse3_pmaddubswv4hi3): Likewise.
17917 (ssse3_pmulhrswv4hi3): Likewise.
17918 (ssse3_pshufbv8qi3): Likewise.
17919 (ssse3_psign<mode>3): Likewise.
17920 (ssse3_palignrdi): Likewise.
17921 (abs<mode>2): Likewise.
17922 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
17923 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
17924 (sse2_pmovmskb): Set mode to SI instead of V2DF.
17926 2007-04-23 Nick Clifton <nickc@redhat.com>
17928 * params.def: Fix formatting of emacs local variables.
17930 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
17932 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
17933 move if inter-unit move isn't allowed.
17934 Don't split moving the first element of V2DI to DI to inter-unit
17935 move if inter-unit move isn't allowed.
17937 2007-04-23 Richard Guenther <rguenther@suse.de>
17939 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
17940 and CDI_POST_DOMINATORS separately.
17942 2007-04-23 Nick Clifton <nickc@redhat.com>
17944 * c.opt (Wformat-contains-nul): Add warning attribute.
17946 2007-04-23 Jan Hubicka <jh@suse.cz>
17948 * function.c (init_function_start): Don't init line number info.
17949 (expand_function_end): Update.
17950 (reset_block_changes, record_block_change, finalize_block_changes,
17951 check_block_change, free_block_changes): Kill.
17952 * function.h (reset_block_changes, record_block_change,
17953 finalize_block_changes, check_block_change, free_block_changes):
17955 (struct function): Remove ib_boundaries_block.
17956 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
17957 Use curr_insn_locator to initialize locator.
17958 (emit_line_note): Remove.
17959 * cfgexpand.c (expand_gimple_cond_expr): Update.
17960 (construct_exit_block): Likewise.
17961 (tree_expand_cfg): Initialize/finalize locators.
17962 * expr.c (expand_expr_real): Update.
17963 * cfglayout.c (line_locators_locs, line_locators_lines,
17964 file_locators_locs, file_locators_files): Remove.
17965 (set_block_levels): Move to cfgexpand.c.
17966 (insn_locators_initialize): Remove.
17967 (pass_insn_locators_initialize): Remove.
17968 (locations_locators_locs, locations_locators_vals): New static vars.
17969 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
17971 (insn_locators_alloc, insn_locators_finalize,
17972 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17974 (locator_location): New.
17975 (locator_line, locator_file): Rewrite.
17976 * rtl.h (emit_line_note): Kill.
17977 (insn_locators_alloc, insn_locators_finalize,
17978 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17980 * tree-inline.c (initialize_cfun): Do not initialize
17981 ib_boundaries_block.
17982 * passes.c (pass_insn_locators_initialize): Remove.
17984 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
17986 PR middle-end/31448
17987 * expr.c (reduce_to_bit_field_precision): Handle
17990 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
17992 PR tree-optimization/24659
17993 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
17994 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
17995 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
17996 * genopinit.c (optabs): Rename vec_pack_mod_optab
17997 to vec_pack_trunc_optab.
17998 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
17999 early for scalar floating point operands for NOP_EXPR.
18000 (vectorizable_type_promotion): Ditto.
18001 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
18002 vec_pack_trunc_optab.
18003 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
18005 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
18006 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
18007 Rename from VEC_PACK_MOD_EXPR.
18008 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
18009 * expr.c (expand_expr_real_1): Ditto.
18010 * tree-inline.c (estimate_num_insns_1): Ditto.
18011 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
18013 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
18014 (vec_unpacks_lo_v4sf): Ditto.
18015 (vec_pack_trunc_v2df): Ditto.
18016 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
18017 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
18018 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
18020 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
18022 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
18024 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
18025 Rename from VEC_PACK_MOD_EXPR. This expression also represent
18026 packing of floating point operands.
18027 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
18028 represent unpacking of floating point operands.
18029 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
18030 [vec_unpacks_hi]: Ditto.
18031 [vec_unpacks_lo]: Ditto.
18033 2007-04-22 Jan Hubicka <jh@suse.cz>
18035 * final.c (rest_of_handle_final): Call
18036 targetm.asm_out.constructor/targetm.asm_out.destructor
18037 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
18038 proper priority via decl_*_priority_insert.
18039 * c-common.c (c_expand_body): Likewise.
18041 2007-04-22 Richard Guenther <rguenther@suse.de>
18043 PR tree-optimization/29789
18044 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
18045 (rewrite_reciprocal): New helper split out from
18046 determine_invariantness_stmt.
18047 (rewrite_bittest): Likewise.
18048 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
18049 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
18052 2007-04-22 Revital Eres <eres@il.ibm.com>
18054 * loop-unroll.c (var_to_expand): New field to support also
18055 insns of the form x = something + x.
18056 (analyze_insn_to_expand_var): Use it.
18057 (expand_var_during_unrolling): Likewise.
18059 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
18061 * predict.c: Include pointer-set.h.
18062 (bb_predictions): New variable.
18063 (tree_predicted_by_p, tree_predict_edge,
18064 remove_predictions_associated_with_edge): Use bb_predictions map
18065 instead of bb->predictions.
18066 (clear_bb_predictions, assert_is_empty): New functions.
18067 (combine_predictions_for_bb): Use bb_predictions map. Call
18068 clear_bb_predictions.
18069 (tree_estimate_probability): Create and free bb_predictions map.
18070 * Makefile.in (predict.o): Add pointer-set.h dependency.
18071 * basic-block.h (struct basic_block_def): Remove predictions
18073 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
18075 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
18078 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
18081 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
18083 * timevar.c (timevar_print): Change reference of --disable-checking to
18084 --enable-checking=release. Also warn if assert checking is disabled.
18086 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
18089 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
18090 decl as addressable if the compound literal was marked as
18092 Mark the decl as a gimple register if it is a complex or
18093 vector decl and does not live in memory.
18095 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
18097 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
18098 (GENERIC_NEXT): New function macro.
18099 (PHI_CHAIN): Use phi_node's new chain variable.
18100 (tree_phi_node): Change tree_common to tree_base
18101 and add the chain field.
18102 * tree-phinodes.c (make_phi_node): Don't set
18103 TREE_TYPE on the new node.
18104 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
18105 instead of checking GIMPLE_TUPLE_P in chain_next.
18106 * tree-vect-transform.c
18107 (get_initial_def_for_induction): Look at
18108 PHI_RESULT_TREE for the type of the phi node.
18109 (update_vuses_to_preheader): Use PHI_CHAIN
18110 instead of TREE_CHAIN on the phi node.
18111 * tree-ssa-structalias.c (compute_points_to_sets):
18113 (ipa_pta_execute): Likewise.
18115 2007-04-21 Richard Guenther <rguenther@suse.de>
18117 PR middle-end/31136
18118 * fold-const.c (fold_unary): Call fold_convert_const on the
18121 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
18123 * gcse.c (store_killed_in_insn): Handle PARALLELs.
18124 (store_killed_in_pat): New.
18126 2007-04-20 Richard Henderson <rth@redhat.com>
18129 * config/i386/i386.c (type_has_variadic_args_p): Look for any
18130 TREE_LIST with a void_type_node value, not void_list_node exactly.
18132 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
18134 * doc/standards.texi: Re-arrange into language-specific
18135 subsections. Add a C++ section, documenting which standards we
18138 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
18140 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
18141 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
18143 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
18145 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
18146 ecrti.o and crtbegin.o.
18147 (LIB_DEFAULT_SPEC): Include -lc.
18148 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
18150 2007-04-20 Richard Henderson <rth@redhat.com>
18153 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
18154 argument; update all callers.
18155 (get_unaligned_offset): New.
18156 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
18157 get_unaligned_address, just pass on the address directly.
18158 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
18159 the subreg in the helper patterns.
18160 (unaligned_extendqidi_le): Use get_unaligned_offset.
18161 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
18162 (unaligned_extendhidi_be): Likewise.
18163 (unaligned_extendhidi): Tidy.
18164 * config/alpha/alpha-protos.h: Update.
18166 2007-04-20 Richard Henderson <rth@redhat.com>
18168 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
18169 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
18170 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
18171 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
18172 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
18173 (CPP_SPEC): Don't include %(cpp_subtarget).
18174 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
18175 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
18176 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
18178 2007-04-20 Jakub Jelinek <jakub@redhat.com>
18180 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
18181 for __builtin_ia32_cmpordss.
18183 PR tree-optimization/31632
18184 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
18185 and arg1 for optimizations of comparison against min/max values.
18186 Fold arg0 to arg1's type for optimizations of comparison against
18187 min+1 and max-1 values.
18189 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
18191 * reload.c (combine_reloads): When trying to use a dying register,
18192 check whether it's uninitialized and don't use if so.
18194 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
18196 * fold-const.c: Remove prototypes for native_encode_expr and
18197 native_interpret_expr.
18198 (native_encode_expr): Make non-static.
18199 (native_interpret_expr): Likewise.
18200 * tree.h: Add prototypes for the above.
18202 2007-04-19 Joseph Myers <joseph@codesourcery.com>
18204 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
18205 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
18206 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
18207 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
18208 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
18209 Add length attributes.
18211 2007-04-19 Janis Johnson <janis187@us.ibm.com>
18213 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
18216 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
18217 __STDC_WANT_DEC_FP__.
18219 2007-04-19 Joseph Myers <joseph@codesourcery.com>
18221 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
18222 for long double compatibility.
18223 * configure: Regenerate.
18225 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
18227 PR rtl-optimization/29841
18228 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
18230 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
18231 that may cause control flow transfer from being moved.
18233 2007-04-18 Jan Hubicka <jh@suse.cz>
18235 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
18238 2007-04-18 Eric Christopher <echristo@apple.com>
18240 * config/rs6000/darwin.md (load_macho_picbase): Use link register
18241 only. Update operands.
18242 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
18243 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
18244 link register to pic register.
18246 2007-04-18 Dirk Mueller <dmueller@suse.de>
18248 PR diagnostic/31227
18249 * tree-vrp.c (search_for_addr_array): New.
18250 (check_array_bounds): Suppress warning about
18251 address taken of array refs if its not de-referenced.
18253 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
18255 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
18256 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
18258 * tree-vectorizer.h (NITERS_KNOWN_P): New.
18259 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
18260 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
18262 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
18264 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
18266 (vect_analyze_scalar_cycles): Fix indentation.
18267 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
18268 (vect_mark_relevant): Include phis in relevance analysis.
18270 * tree-vect-transform.c (vect_transform_loop): Add an assert.
18272 2007-04-18 Anatoly Sokolov <aesok@post.ru>
18274 * config/avr/avr.c (ptrreg_to_str): Replace error() with
18275 output_operand_lossage().
18277 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
18279 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
18280 the unused code for reduction without adjust-in-epilog to simplify the
18283 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
18285 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
18286 (S390_TDC_NEGATIVE_ZERO): New constant.
18287 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
18288 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
18289 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
18290 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
18291 (S390_TDC_POSITIVE_INFINITY): New constant.
18292 (S390_TDC_NEGATIVE_INFINITY): New constant.
18293 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
18294 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
18295 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
18296 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
18297 (S390_TDC_INFINITY): New constant.
18298 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
18299 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
18300 optimization for UNSPEC_CCZ_TO_INT.
18301 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
18302 ("*ccz_to_int"): New insn.
18303 ("isinf<mode>2"): New insn.
18304 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
18305 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
18306 (UNSPEC_CCZ_TO_INT): New constant.
18308 2007-04-18 Richard Guenther <rguenther@suse.de>
18310 PR tree-optimization/19431
18311 PR tree-optimization/21463
18312 * tree-pass.h (pass_phiprop): Declare.
18313 * passes.c (init_optimization_passes): New phiprop pass.
18314 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
18315 (phivn_valid_p): New helper function.
18316 (phiprop_insert_phi): Likewise.
18317 (propagate_with_phi): Likewise.
18318 (tree_ssa_phiprop): New propagator propagating loads
18319 through phi nodes if profitable.
18321 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
18323 * tree-vect-analyze.c (process_use): New function.
18324 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
18325 Check phis in all bbs.
18326 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
18329 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
18331 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
18334 2007-04-17 Anatoly Sokolov <aesok@post.ru>
18337 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
18340 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
18342 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
18344 (sse_vmmulv4sf3): Likewise.
18345 (sse2_vmaddv2df3): Likewise.
18346 (sse2_vmmulv2df3): Likewise.
18348 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
18350 PR rtl-optimization/31360
18351 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
18352 (target_reg_cost): New.
18353 (init_set_costs): Initialize target_reg_cost. Add comments
18354 regarding the rationale of the costs.
18355 (global_cost_for_size): Renamed to...
18356 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
18357 of register pressure.
18358 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
18359 estimate_reg_pressure_cost. Add number of ivs.
18360 (determine_set_costs): Dump target_reg_cost.
18361 * loop-invariant.c (gain_for_invariant): Use
18362 estimate_reg_pressure_cost. Removed n_inv_uses argument.
18363 (best_gain_for_invariant, find_invariants_to_move): Remove
18365 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
18366 (target_reg_cost): Declare.
18367 (global_cost_for_size): Declaration removed.
18368 (estimate_reg_pressure_cost): Declare.
18370 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
18372 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
18373 regnos into even/odd register pairs.
18374 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
18375 TDmode similar to the other floating point modes.
18376 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
18377 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
18379 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
18380 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
18381 (movdd_hardfloat64): Use TARGET_MFPGPR.
18383 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
18385 * reload1.c (delete_output_reload): Don't count output in n_inherited.
18388 2005-01-05 Richard Henderson <rth@redhat.com>
18390 * reload1.c (do_input_reload): Restrict the optimization deleteing
18391 a previous output reload to RELOAD_FOR_INPUT.
18393 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
18395 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
18396 induc_vec_info_type.
18397 (vectorizable_induction): New function declaration.
18398 * tree-vect-transform.c (get_initial_def_for_induction): No need to
18399 check if already vectorized. Find first place in BB where new stmts
18400 can be inserted. Takes only one argument.
18401 (vectorizable_induction): New function.
18402 (vect_transform_stmt): Add case for induc_vec_info_type to call
18403 vectorizable_induction.
18404 (vect_transform_loop): Consider phis for vectorization.
18405 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
18407 (analyze_operations): Call vectorizable_induction when analyzing phis.
18409 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
18410 (vect_mark_relevant): Include phis in relevance analysis.
18411 (vect_mark_stmts_to_be_vectorize): Likewise.
18412 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
18414 2007-04-16 Lawrence Crowl <crowl@google.com>
18416 * doc/invoke.texi (Debugging Options): Add documentation for the
18417 -femit-struct-debug options -femit-struct-debug-baseonly,
18418 -femit-struct-debug-reduced, and
18419 -femit-struct-debug-detailed[=...].
18421 * c-opts.c (c_common_handle_option): Add
18422 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
18423 and OPT_femit_struct_debug_detailed_.
18424 * c.opt: Add specifications for
18425 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
18426 and -femit-struct-debug-detailed[=...].
18427 * opts.c (set_struct_debug_option): Parse the
18428 -femit-struct-debug-... options.
18429 * opts.c (matches_main_base, main_input_basename,
18430 main_input_baselength, base_of_path, matches_main_base): Add
18431 variables and functions to compare header base name to compilation
18433 * opts.c (should_emit_struct_debug): Add to determine to emit a
18434 structure based on the option.
18435 (dump_struct_debug) Also disabled function to debug this
18437 * opts.c (handle_options): Save the base name of the
18440 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
18441 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
18442 This hook indicates if a type is generic. Set it by default
18443 to "never generic".
18444 * langhooks.h (struct lang_hooks_for_types): Add a new hook
18445 to determine if a struct type is generic or not.
18446 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
18447 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
18448 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
18449 with live C++ hook.
18451 * flags.h (enum debug_info_usage): Add an enumeration to describe
18452 a program's use of a structure type.
18453 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
18454 to indicate the program's usage of the type. Filter structs based
18455 on the -femit-struct-debug-... specification.
18456 (gen_type_die): Split into two routines, gen_type_die and
18457 gen_type_die_with_usage. gen_type_die is now a wrapper
18458 that assumes direct usage.
18459 (gen_type_die_with_usage): Replace calls to gen_type_die
18460 with gen_type_die_with_usage adding the program usage of
18461 the referenced type.
18462 (dwarf2out_imported_module_or_decl): Suppress struct debug
18463 information using should_emit_struct_debug when appropriate.
18465 2007-04-16 Ian Lance Taylor <iant@google.com>
18467 PR tree-optimization/31522
18468 * tree-vrp.c (vr_phi_edge_counts): New static variable.
18469 (vrp_initialize): Allocate vr_phi_edge_counts.
18470 (vrp_visit_phi_node): Don't push to infinity if we saw a new
18471 executable edge. Drop test for all constants.
18472 (vrp_finalize): Free vrp_phi_edge_counts.
18474 * doc/cpp.texi (Common Predefined Macros): Clarify description of
18475 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
18477 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
18478 predecessors at head rather than tail.
18480 2007-04-16 Matthias Klose <doko@debian.org>
18482 * config/alpha/linux.h (CPP_SPEC): Define.
18483 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
18485 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
18487 * function.h: Remove sequence_stack extern declaration.
18489 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
18491 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
18493 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
18496 2007-04-16 Anatoly Sokolov <aesok@post.ru>
18498 * config/avr/avr.c (avr_arch_types): Rearranging array.
18499 (enum avr_arch): Add.
18500 (avr_mcu_types): Use avr_arch enumeration constants instead of
18502 * config/avr/avr.h (LINK_SPEC): Simplify.
18504 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
18506 * config/m68k/m68k.c (m68k_libcall_value,
18507 m68k_function_value): Use macros for register names more.
18509 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
18511 (M68K_REGNAME): Use A6_REG.
18512 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
18514 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
18516 PR middle-end/28071
18517 * sched-int.h (struct deps): Split field 'pending_lists_length' into
18518 'pending_read_list_length' and 'pending_write_list_length'. Update
18520 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
18521 to handle two length counters instead of one. Update all uses.
18522 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
18523 two length counters instead of one.
18524 * sched-rgn.c (propagate_deps): Update to handle two length counters
18527 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
18530 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
18531 copy of source, pass it to ix86_expand_vector_set and return
18534 2007-04-16 David Ung <davidu@mips.com>
18535 Joseph Myers <joseph@codesourcery.com>
18537 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
18538 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
18539 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
18540 Add 74K processor information.
18541 * config/mips/mips.md: Include 74k.md.
18542 (cpu): Add 74kc,74kf,74kx.
18543 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
18544 * config/mips/74k.md: New.
18545 * doc/invoke.texi (MIPS Options): Document 74K support.
18547 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
18549 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
18550 vectorizable_* functions.
18551 * tree-vect-transform.c (vectorizable_call): Add check for
18552 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
18553 (vectorizable_store): likewise.
18554 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
18556 (vectorizable_operation, vectorizable_type_demotion): Likewise.
18557 (vectorizable_type_promotion, vectorizable_load): Likewise.
18558 (vectorizable_live_operation, vectorizable_condition): Likewise.
18559 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
18561 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
18563 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
18565 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
18566 register numbers more.
18567 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
18568 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
18569 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
18570 FUNCTION_VALUE_REGNO_P): Likewise.
18571 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
18572 STATIC_CHAIN_REGNUM): Likewise.
18573 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
18574 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
18575 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
18576 * config/m68k/m68k.md (FP_REG): New.
18578 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
18580 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
18583 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
18585 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
18586 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
18589 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
18591 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
18594 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
18597 * c-decl.c (finish_decl): Grab the type of the decl after the call
18598 to store_init_value.
18600 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
18602 * common.opt (fforward-propagate): Fix "Optimization" annotation.
18604 2007-04-14 Jakub Jelinek <jakub@redhat.com>
18607 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
18608 dominators, post dominators and cleanup cfg before returning.
18610 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
18612 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
18613 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
18615 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
18617 * config.gcc: Recognize fido.
18618 * config/m68k/m68k-devices.def (fidoa): New.
18619 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
18621 (FL_FIDOA, TARGET_FIDOA): New.
18622 * config/m68k/m68k.opt (mfidoa): New.
18624 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18626 PR middle-end/31322
18627 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
18628 when a personality function is used.
18630 2007-04-13 Bob Wilson <bob.wilson@acm.org>
18632 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
18634 2007-04-13 Mike Stump <mrs@apple.com>
18636 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
18638 * config/darwin.opt (fapple-kext): Make C++ only.
18639 * config/darwin.c (darwin_override_options): Remove code to ensure
18640 -fapple-kext is given for C++ only.
18642 2007-04-13 Richard Sandiford <richard@codesourcery.com>
18644 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
18645 * config/mips/mips.c (override_options): Call
18646 SUBTARGET_OVERRIDE_OPTIONS, if defined.
18648 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
18650 * config/i386/i386.opt (msvr3-shlib): Removed.
18652 * doc/invoke.texi: Remove -msvr3-shlib.
18654 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
18656 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
18657 with "popcnt" instruction.
18659 2007-04-13 Richard Guenther <rguenther@suse.de>
18661 PR tree-optimization/21258
18662 * tree-vrp.c (compare_case_labels): New helper.
18663 (find_switch_asserts): New function.
18664 (find_assert_locations): Call it for SWITCH_EXPRs.
18666 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
18668 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
18669 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
18670 check is now implied in X87_FLOAT_MODE_P.
18671 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
18672 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
18673 (fix_trunc<mode>_i386_fisttp): Ditto.
18674 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
18675 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
18676 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
18677 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
18678 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
18679 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
18680 (unnamed_splitters): Ditto.
18681 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
18682 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
18683 FIRST_SSE_REG for local functions when SSE math is enabled or
18684 for functions with sseregparm attribute.
18685 (standard_80387_constant_p): Return -1 if mode is not
18687 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
18688 (ix86_expand_compare): Ditto.
18689 (ix86_expand_carry_flag_compare): Ditto.
18690 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
18691 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
18692 DECIMAL_FLOAT_MODE_P.
18693 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
18694 of SCALAR_FLOAT_MODE_P.
18695 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
18696 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
18697 checks before FLOAT_MODE_P.
18698 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
18699 before FLOAT_MODE_P.
18704 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
18706 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
18707 Charles Wilson <libtool@cwilson.fastmail.fm>
18709 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
18710 (libgcc.mvars): Don't depend on them.
18711 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
18712 * exec-tool.in: New.
18714 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
18716 * doc/invoke.text (--help): Document --help=common.
18718 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
18720 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
18722 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18724 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
18725 * genemit.c (main): Emit #include "integrate.h".
18726 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
18727 (LOADGP_RTP): New mips_loadgp_style.
18728 * config/mips/mips.h: Include config/vxworks-dummy.h.
18729 (TARGET_RTP_PIC): New macro.
18730 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
18731 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
18732 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
18733 for TARGET_RTP_PIC.
18734 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
18735 -mvxworks-pic when using -mrtp and a PIC option.
18736 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
18738 (mips_symbolic_constant_p, mips_symbolic_address_p)
18739 (mips_symbol_insns): Handle SYMBOL_HALF.
18740 (override_options): Warn about -G and -mrtp being used together.
18741 Initialize mips_lo_relocs[SYMBOL_HALF].
18742 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
18743 (mips_emit_loadgp): Handle LOADGP_RTP.
18744 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
18745 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
18746 (tablejump): Handle function-relative case table entries if
18748 * config/mips/predicates.md (symbol_ref_operand): New predicate.
18750 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18752 * config/mips/mips.md (load_call<mode>): Allow any general register.
18754 (sibcall_value_internal, sibcall_value_multiple_internal)
18755 (call_value_internal, call_value_split, call_value_multiple_internal)
18756 (call_value_multiple_split): Remove constraints from operand 0.
18758 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18760 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
18761 rather than loadgp_noshared.
18762 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
18763 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
18765 * config/mips/mips.md (loadgp): Rename to...
18766 (loadgp_newabi): ...this.
18767 (loadgp_noshared): Rename to...
18768 (loadgp_absolute): ...this.
18770 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18772 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
18773 false for locally-binding symbols.
18774 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
18776 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18778 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
18779 (SYMBOL_GOT_PAGE_OFST): ...this.
18780 (SYMBOL_GOT_GLOBAL): Rename to...
18781 (SYMBOL_GOT_DISP): ...this.
18782 (SYMBOL_GOTOFF_GLOBAL): Rename to...
18783 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
18784 * config/mips/mips.c (mips_global_symbol_p): New function.
18785 (mips_symbol_binds_local_p): Likewise.
18786 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
18787 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
18788 mips_global_symbol_p and mips_symbol_binds_local_p.
18789 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
18790 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
18791 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
18792 SYMBOL_GOTOFF_DISP.
18793 (mips_ok_for_lazy_binding_p): New function.
18794 (mips_load_call_address, mips_expand_call): Use it.
18795 (mips_dangerous_for_la25_p): Likewise.
18796 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
18797 (*got_disp<mode>): Use got_disp_operand instead of
18798 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
18799 SYMBOL_GOTOFF_GLOBAL.
18800 (*got_page<mode>): Use got_page_ofst_operand instead of
18802 * config/mips/predicates.md (const_call_insn_operand): Use
18803 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
18804 (global_got_operand): Rename to...
18805 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
18807 (local_got_operand): Rename to...
18808 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
18809 of SYMBOL_GOT_LOCAL.
18811 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18813 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
18814 TARGET_CALL_CLOBBERED_GP.
18815 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
18816 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
18817 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
18818 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
18819 of TARGET_ABICALLS && !TARGET_NEWABI.
18820 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
18821 * config/mips/mips.c (mips_load_call_address): Check
18822 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
18823 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
18824 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
18825 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
18826 TARGET_ABICALLS && TARGET_NEWABI.
18827 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
18829 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
18830 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
18831 TARGET_ABICALLS && TARGET_NEWABI.
18832 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
18833 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
18834 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
18835 whether indirect calls must use $25.
18836 (mips_extra_live_on_entry): Check TARGET_GOT instead of
18838 * config/mips/mips.md (jal_macro): Check flag_pic and
18839 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
18840 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
18841 instead of TARGET_ABICALLS.
18842 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
18843 TARGET_ABICALLS && TARGET_OLDABI.
18844 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
18845 (sibcall): In the comment above the define_insn, mention
18846 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
18847 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
18848 instead of TARGET_ABICALLS.
18850 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
18852 * doc/md.texi (Blackfin family constraints): Document PA and PB.
18853 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
18854 (MACFLAGS_MATCH_P): New macro.
18855 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
18856 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
18857 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
18858 the other MACFLAG constants.
18859 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
18860 (flag_machi): Tighten constraints. Renumber some of the operands.
18861 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
18863 (flag_machi_parts_acconly): New pattern.
18864 (flag_macinithi): Tighten constraints. Allow any accumulator to be
18866 (flag_macinit1hi): Tighten constraints.
18867 (flag_mul_macv2hi_parts_acconly): New pattern.
18869 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
18870 Use a more efficient implementation.
18871 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
18872 inline sequences when not optimizing for size.
18874 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
18875 movhi_high2low): Delete, merge functionality into...
18876 (packv2hi): ... this pattern.
18878 2007-02-11 Jie Zhang <jie.zhang@analog.com>
18879 * config/bfin/bfin.opt (msim): New option.
18880 (mcpu=): New option.
18881 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
18882 (bfin_cpu_t): Typedef of enum bfin_cpu.
18883 (bfin_cpu_type): New declaration.
18884 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
18885 -msim and -mcpu= options.
18886 (LIB_SPEC): Likewise.
18887 * config/bfin/bfin.c (bfin_cpu_type): Define.
18888 (bfin_handle_option): Handle -mcpu= option.
18889 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
18890 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
18891 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
18893 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18895 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
18896 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
18897 (powerpc-wrs-vxworksae): Use ${tm_file}.
18898 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
18899 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
18900 * config/i386/vx-common.h: New file.
18902 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18904 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
18907 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
18909 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
18912 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
18916 * c-common.c (c_build_qualified_type): Set canonical type
18919 2007-04-12 Richard Guenther <rguenther@suse.de>
18921 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
18922 lower bound and element size if lower bound is not zero
18923 or either of the ARRAY_REF operands is set.
18925 2007-04-12 Richard Guenther <rguenther@suse.de>
18927 PR tree-optimization/24689
18928 PR tree-optimization/31307
18929 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
18931 * gimplify.c (canonicalize_addr_expr): To be consistent with
18932 gimplify_compound_lval only set operands two and three of
18933 ARRAY_REFs if they are not gimple_min_invariant. This makes
18934 it never at this place.
18935 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
18937 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18939 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
18940 null before emitting a .nsubspa directive.
18942 2007-04-11 Diego Novillo <dnovillo@redhat.com>
18944 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
18945 need_to_partition_p if there are no memory statements in the
18948 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
18950 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
18951 (gcd_of_steps_may_divide_p): New function.
18952 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
18954 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
18956 * reload.c (find_reloads_toplev, find_reloads_address,
18957 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
18958 not a pointer equality test, to decide if we need to call
18959 push_reg_equiv_alt_mem.
18961 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
18963 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
18964 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
18966 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
18968 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
18970 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
18971 vector to be positive.
18973 2007-04-11 Diego Novillo <dnovillo@redhat.com>
18977 * doc/invoke.texi: Document --params max-aliased-vops and
18979 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
18980 debug_memory_partitions): Move to tree-flow.h
18981 * params.h (AVG_ALIASED_VOPS): Define.
18982 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
18984 (mp_info_t): Likewise.
18985 (get_mem_sym_stats_for): New.
18986 (set_memory_partition): Move from tree-flow-inline.h.
18987 (mark_non_addressable): Only clear the set of symbols for the
18988 partition if it exists.
18989 (dump_memory_partitions): Move from tree-ssa-operands.c
18990 (debug_memory_partitions): Likewise.
18991 (need_to_partition_p): New.
18992 (dump_mem_ref_stats): New.
18993 (debug_mem_ref_stats): New.
18994 (dump_mem_sym_stats): New.
18995 (debug_mem_sym_stats): New.
18996 (update_mem_sym_stats_from_stmt): New.
18997 (compare_mp_info_entries): New.
18998 (mp_info_cmp): Call it.
18999 (sort_mp_info): Change argument to a list of mem_sym_stats_t
19001 (get_mpt_for): Move from tree-ssa-operands.c.
19002 (find_partition_for): New.
19003 (create_partition_for): Remove.
19004 (estimate_vop_reduction): New.
19005 (update_reference_counts): New.
19006 (build_mp_info): New.
19007 (compute_memory_partitions): Refactor.
19008 Document new heuristic.
19009 Call build_mp_info, update_reference_counts,
19010 find_partition_for and estimate_vop_reduction.
19011 (compute_may_aliases): Populate virtual operands before
19012 calling debugging dumps.
19013 (delete_mem_sym_stats): New.
19014 (delete_mem_ref_stats): New.
19015 (init_mem_ref_stats): New.
19016 (init_alias_info): Call it.
19017 (maybe_create_global_var): Remove alias_info argument.
19018 Get number of call sites and number of pure/const call sites
19019 from gimple_mem_ref_stats().
19020 (dump_alias_info): Call dump_memory_partitions first.
19021 (dump_points_to_info_for): Show how many times a pointer has
19023 * opts.c (decode_options): For -O2 set --param
19024 max-aliased-vops to 500.
19025 For -O3 set --param max-aliased-vops to 1000 and --param
19026 avg-aliased-vops to 3.
19027 * fortran/options.c (gfc_init_options): Remove assignment to
19029 * tree-flow-inline.h (gimple_mem_ref_stats): New.
19030 * tree-dfa.c (dump_variable): Dump memory reference
19032 Dump NO_ALIAS* settings.
19033 (referenced_var_lookup): Tidy.
19034 (mem_sym_stats): New.
19035 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
19036 and ORIG are different SSA names for a memory partition.
19037 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
19038 * tree-flow.h (struct mem_sym_stats_d): Define.
19039 (mem_sym_stats_t): Define.
19040 (struct mem_ref_stats_d): Define.
19041 (struct gimple_df): Add field mem_ref_stats.
19042 (enum noalias_state): Define.
19043 (struct var_ann_d): Add bitfield noalias_state.
19044 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
19045 debug_mem_ref_stats, debug_memory_partitions,
19046 debug_mem_sym_stats): Declare.
19047 * tree-ssa-structalias.c (update_alias_info): Update call
19048 sites, pure/const call sites and asm sites in structure
19049 returned by gimple_mem_ref_stats.
19050 Remove local variable IS_POTENTIAL_DEREF.
19051 Increase NUM_DEREFS if the memory expression is a potential
19053 Call update_mem_sym_stats_from_stmt.
19054 If the memory references memory, call
19055 update_mem_sym_stats_from_stmt for all the direct memory
19056 symbol references found.
19057 (intra_create_variable_infos): Set noalias_state field for
19058 pointer arguments according to the value of
19059 flag_argument_noalias.
19060 * tree-ssa-structalias.h (struct alias_info): Remove fields
19061 num_calls_found and num_pure_const_calls_found.
19062 (update_mem_sym_stats_from_stmt): Declare.
19063 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
19064 Set default value to 100.
19065 (PARAM_AVG_ALIASED_VOPS): Define.
19067 2007-04-11 Richard Guenther <rguenther@suse.de>
19069 PR middle-end/31530
19070 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
19071 a * -b + c as c - a * b if we honor sign dependent rounding.
19073 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
19075 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
19076 bfin_expand_strmov.
19077 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
19078 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
19080 (initialize_trampoline): Don't use old-style function definition.
19081 (bfin_secondary_reload): Mark IN_P argument as unused.
19083 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
19085 PR tree-optimization/31343
19086 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
19087 (build_polynomial_chrec): Return a scalar when the evolution is zero.
19088 * testsuite/gcc.dg/vect/pr31343.c: New.
19090 2007-04-10 Eric Christopher <echristo@apple.com>
19092 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
19093 * config/i386/i386.md (*cmpfp0): Use.
19094 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
19095 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
19096 (fix_trunc<mode>_i386_fisttp): Ditto.
19097 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
19098 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
19099 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
19100 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
19101 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
19102 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
19103 (unnamed_splitters): Ditto.
19104 * config/i386/i386.c (output_fix_trunc): Assert that
19105 we're not being passed a TFmode operand.
19107 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
19109 PR tree-optimization/31526
19110 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
19111 n_basic_blocks to find newly added blocks.
19113 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
19115 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
19117 (fix_trunc<mode>si_sse): Ditto.
19118 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
19119 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
19120 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
19121 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
19122 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
19123 expander using SSEMODEF mode macro.
19124 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
19125 expander using SSEMODEF mode macro.
19126 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
19127 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
19128 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
19129 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
19130 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
19131 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
19132 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
19133 Macroize insn using X87MODEF mode macro.
19135 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
19137 * config/i386/sse.md (sse2_pinsrw): Removed.
19138 (sse2_pextrw): Renamed to ...
19139 (*sse2_pextrw): This.
19141 2007-04-09 Jan Hubicka <jh@suse.cz>
19144 * config/i386/sse.md
19145 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
19146 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
19147 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
19148 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
19150 2007-04-09 Jan Hubicka <jh@suse.cz>
19152 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
19153 multiple fields of union.
19155 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
19157 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
19158 (create_preheaders): Check that loops are available.
19159 (fix_loop_structure): Clean up, improve comments.
19160 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
19161 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
19163 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
19164 * predict.c (tree_estimate_probability): Do not call
19165 calculate_dominance_info. Call create_preheaders.
19166 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
19167 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
19169 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
19170 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
19171 * tree-cfg.c (tree_split_edge): Make an assert more precise.
19172 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
19175 2007-04-08 Jan Hubicka <jh@suse.cz>
19177 * tree.h (maybe_fold_offset_to_component_ref): Declare.
19178 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
19179 * fold-const.c (fold_unary): Use it.
19181 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
19183 * varasm.c (assemble_variable): Remove call to
19184 lang_hooks.decls.prepare_assemble_variable.
19185 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
19186 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
19187 * langhooks.h (lang_hooks_for_decls): Remove
19188 prepare_assemble_variable.
19190 2007-04-08 Mike Stump <mrs@apple.com>
19192 * config/i386/i386.c: Use inc/dec on Core2.
19194 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
19196 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
19197 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
19198 lhd_tree_inlining_end_inlining): Remove.
19199 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
19200 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
19201 end_inlining hooks.
19202 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
19203 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
19204 lhd_tree_inlining_end_inlining): Remove prototypes.
19205 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
19206 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
19207 LANG_HOOKS_TREE_INLINING_START_INLINING,
19208 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
19210 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
19213 2007-04-08 Anatoly Sokolov <aesok@post.ru>
19216 * config/avr/predicates.md (io_address_operand): Delete predicate.
19217 (low_io_address_operand): Don't use 'mode' argument.
19218 (higth_io_address_operand): Rename ...
19219 (high_io_address_operand): ... to this. Don't use 'mode' argument.
19220 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
19223 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
19225 Revert change removing staticp.
19227 2007-04-07 Anatoly Sokolov <aesok@post.ru>
19230 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
19233 2007-04-07 Bruce Korb <bkorb@gnu.org>
19235 * c.opt: Add -Wformat-contains-nul.
19236 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
19238 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
19239 the NUL byte warning.
19241 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
19243 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
19245 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
19247 * tree.c (staticp): No longer use staticp langhook.
19248 * langhooks.c (lhd_staticp): Removed.
19249 * langhooks.h (struct lang_hooks): Remove staticp.
19250 * c-common.c (c_staticp): Remove.
19251 * c-common.h (c_staticp): Ditto.
19252 * langhooks-defs.h (lhd_staticp): Ditto.
19253 (LHD_HOOKS_STATICP): Ditto
19254 * tree.h (gcc_assert_lowered): New macro.
19256 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
19258 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
19259 argument "reliable".
19260 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
19261 Add argument "reliable". Propagate it through calls.
19262 (infer_loop_bounds_from_undefined): Derive number of iterations
19263 estimates from references in blocks that do not dominate loop latch.
19264 (gcov_type_to_double_int): New function.
19265 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
19266 and expected_loop_iterations_unbounded.
19267 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
19268 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
19269 * tree-data-ref.c (estimated_loop_iterations): Export.
19270 (get_references_in_stmt): Fix -- do not return addresses of local
19272 * cfgloop.h (expected_loop_iterations_unbounded,
19273 estimated_loop_iterations): Declare.
19275 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
19277 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
19279 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
19281 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
19282 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
19283 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
19284 Use output_387_reg_move().
19285 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
19286 expander using X87MODEF12 mode macro.
19287 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
19288 choosing register preferences. Use output_387_reg_move().
19289 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
19290 instead of "x". Use output_387_reg_move().
19291 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
19292 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
19293 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
19294 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
19295 Use output_387_reg_move().
19296 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
19298 (*truncxf?f_i387 splitter): Ditto.
19300 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
19302 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
19303 LANG_HOOKS_SAFE_FROM_P.
19304 * expr.c (safe_from_p): Remove langhook call.
19305 * langhooks.h (lang_hooks): Remove safe_from_p.
19306 (lhd_safe_from_p): Remove prototype.
19307 * langhooks.c (lhd_safe_from_p): Remove.
19309 2007-04-06 Jan Hubicka <jh@suse.cz>
19311 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
19314 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
19316 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
19317 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
19318 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
19319 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
19321 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
19322 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
19324 2007-04-05 Richard Henderson <rth@redhat.com>
19326 * config/alpha/alpha.c (print_operand) [+]: Remove.
19327 (alpha_end_function): Print nop if call at end of function.
19328 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
19329 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
19330 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
19331 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
19332 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
19333 the call pattern. Update peepholes to match.
19335 2007-04-05 Janis Johnson <janis187@us.ibm.com>
19337 * doc/extend.texi (Other Builtins): Add decimal float variants
19339 * builtins.def: Ditto.
19340 * builtins.c (expand_builtin): Ditto.
19342 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
19343 H.J. Lu <hongjiu.lu@intel.com>
19346 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
19347 of V8HImode when calling ix86_binary_operator_ok.
19348 (sse2_pmaddwd): Call ix86_binary_operator_ok.
19349 (sdot_prodv8hi): Operands 1 and 2 must be register.
19351 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
19353 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
19354 initialize align to silence bogus warning.
19356 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
19358 PR middle-end/22156
19359 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
19361 (struct sra_walk_fns): Remove use_all parameter from use.
19362 (sra_hash_tree): Handle BIT_FIELD_REFs.
19363 (sra_elt_hash): Don't hash bitfld blocks.
19364 (sra_elt_eq): Skip them in parent compares as well. Handle
19366 (sra_walk_expr): Don't maintain or pass down use_all_p.
19367 (scan_use): Remove use_all parameter.
19368 (scalarize_use): Likewise. Re-expand assignment to
19369 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
19370 output, and re-scalarize after output. Don't mark anything
19372 (scalarize_ldst): Adjust.
19373 (scalarize_walk_gimple_modify_statement): Likewise.
19374 (build_element_name_1): Handle BIT_FIELD_REFs.
19375 (instantiate_element): Don't warn for any element whose parent
19376 is used as a whole.
19377 (instantiate_missing_elements_1): Return the sra_elt.
19378 (canon_type_for_field): New.
19379 (try_instantiate_multiple_fields): New.
19380 (instantiate_missing_elemnts): Use them.
19381 (mark_no_warning): Removed.
19382 (generate_one_element_ref): Handle BIT_FIELD_REFs.
19383 (REPLDUP, sra_build_elt_assignment): New.
19384 (generate_copy_inout): Use them.
19385 (generate_element_copy): Likewise. Handle bitfld differences.
19386 (generate_element_zero): Don't recurse for blocks. Use
19387 sra_build_elt_assignment.
19388 (generate_one_element_int): Take elt instead of var. Use
19389 sra_build_elt_assignment.
19390 (generate_element_init_1): Adjust.
19391 (scalarize_use, scalarize_copy): Use REPLDUP.
19392 (scalarize_ldst): Move assert before dereference.
19393 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
19395 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
19397 * regmove.c: Fix unused variable warnings due to previous commit.
19399 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
19401 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
19402 (regmove_bb_head): Remove.
19403 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
19404 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
19405 problems with fixup_match_1.
19406 Don't initialize/free regmove_bb_head.
19408 (reg_is_remote_constant_p): If an insn is in the same basic block
19409 but not before INSN, consider it remote, too.
19411 2007-04-05 Anatoly Sokolov <aesok@post.ru>
19414 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
19415 DECL_ASSEMBLER_NAME, not the DECL_NAME.
19417 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
19419 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
19420 (CONDITIONAL_REGISTER_USAGE): Likewise.
19422 2007-04-04 Richard Henderson <rth@redhat.com>
19424 * config/alpha/lib1funcs.asm: Remove unused file.
19426 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
19429 * opts.c (print_specific_help): Fix --help=<language>
19431 (common_handle_option): Support --help=common.
19433 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
19436 * gcc.c (main): Do not run the linker if
19437 print_subprocess_help indicates that it shouldn't be
19440 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
19443 * doc/invoke.texi (--help=): Document <languages> value, fix
19444 formatting in tables of values.
19446 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
19448 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
19449 dllimport attribute of virtual methods.
19451 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
19453 * config/score/crti.asm: Change _bss_start to __bss_start.
19454 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
19455 (OUTGOING_REG_PARM_STACK_SPACE) update.
19456 * config/score/score.opt: add options to make backend support
19457 score5, score5u, score7 and score7d.
19458 * config/score/score.md: Likewise.
19459 * config/score/misc.md: Likewise.
19460 * config/score/mac.md: Likewise.
19461 * doc/invoke.texi: Likewise.
19462 * doc/md.texi: update constraints define.
19464 2007-04-03 Richard Henderson <rth@redhat.com>
19466 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
19467 an appropriate type, use the mode instead.
19469 2007-04-03 Richard Sandiford <richard@codesourcery.com>
19471 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
19472 Set the default --with-arch setting to mips2.
19473 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
19474 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
19475 (MULTILIB_OSDIRNAMES): Delete.
19476 (MULTILIB_DIRNAMES): Define.
19477 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
19478 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
19479 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
19480 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
19481 VXWORKS_OS_CPP_BUILTINS.
19482 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
19483 (MIPS_DEBUGGING_INFO): Undefine.
19484 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
19486 2007-04-03 Jakub Jelinek <jakub@redhat.com>
19488 PR middle-end/30704
19489 * fold-const.c (native_encode_real): Encode real.c provided longs
19490 as a series of 32-bit native integers.
19491 (native_interpret_real): Interpret buffer as a series of 32-bit
19494 2007-04-03 Richard Guenther <rguenther@suse.de>
19496 * genpreds.c (write_insn_constraint_len): Write function
19497 optimized for CONSTRAINT_LEN implementation.
19498 (write_tm_preds_h): Output insn_constraint_len inline and
19499 use it for CONSTRAINT_LEN.
19500 (write_insn_preds_c): Don't output insn_constraint_len.
19501 * doc/md.texi (define_register_constraint): Document multi-letter
19502 constraints shall have the same length if they start with the same
19505 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
19508 * config/i386/i386.md (isinf<mode>2): Expand only when
19509 TARGET_C99_FUNCTIONS is set.
19511 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
19513 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
19514 (x86_64-*-linux*): Ditto.
19515 * config/i386/i386.opt (mpc): New option.
19516 * config/i386/i386.c (overrride_options): Handle
19517 ix87_precision_string.
19518 * config/i386/crtprec.c: New file.
19519 * config/i386/t-crtpc: Ditto.
19520 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
19521 and -mpc80 options.
19522 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
19523 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
19524 crtprec32.o, crtprec64.o and crtprec80.o.
19526 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
19527 and -mpc80 options.
19528 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
19530 2007-04-02 Eric Christopher <echristo@apple.com>
19532 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
19533 limitations on darwin.
19535 2007-04-02 Anatoly Sokolov <aesok@post.ru>
19538 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
19540 2007-04-02 Dave Korn <dave.korn@artimi.com>
19542 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
19544 2007-04-02 Dave Korn <dave.korn@artimi.com>
19546 * libgcc2.h (exception_descriptor): Don't forward-declare.
19547 (__get_eh_table_language, __get_eh_table_version): Delete
19548 prototypes of long-dead functions.
19550 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
19552 * ebitmap.h: New file
19553 * ebitmap.c: New file
19554 * Makefile.in (ebitmap.o): New target.
19556 2007-04-01 Jan Hubicka <jh@suse.cz>
19558 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
19559 before very first instruction.
19561 2007-04-01 Jan Hubicka <jh@suse.cz>
19563 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
19564 waring on 64bit hosts.
19565 * bitmap.h: Fix typo in bitmap_head_def.
19567 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
19569 PR rtl-optimization/31391
19570 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
19571 into a DELETED_LABEL note, and the label is in an empty basic
19572 block, update BB_END as well as BB_HEAD.
19574 2007-04-01 Richard Henderson <rth@redhat.com>
19576 PR tree-optimization/31169
19577 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
19578 to varying if the range is outside [0, prec-1].
19580 2007-04-01 Richard Sandiford <richard@codesourcery.com>
19583 * config/mips/mips.md (load_const_gp): New insn.
19584 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
19585 the MIPS16 GP pseudo register if no_new_pseudos.
19586 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
19588 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
19591 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
19593 (call_value): Likewise.
19595 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
19596 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19599 * doc/invoke.texi: (optimization options): Reword description
19600 of -ffast-math. Document its primary purpose.
19602 2007-03-31 Richard Guenther <rguenther@suse.de>
19604 * omp-low.c (splay-tree.h): Include.
19605 (lookup_decl): Replace splay-tree usage by pointer-map.
19606 (maybe_lookup_decl): Likewise.
19607 (new_omp_context): Likewise.
19608 (delete_omp_context): Likewise.
19609 * gimplify.c (splay-tree.h): Include.
19610 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
19612 (remap_ssa_name): Likewise.
19613 (remap_decl): Likewise.
19614 (remap_type_1): Likewise.
19615 (remap_type): Likewise.
19616 (copy_body_r): Likewise.
19617 (expand_call_inline): Likewise.
19618 (clone_body): Likewise.
19619 (copy_tree_r): Likewise.
19620 (remap_save_expr): Likewise.
19621 (unsave_r): Likewise.
19622 (unsave_expr_now): Likewise.
19623 (tree_function_versioning): Likewise.
19624 (build_duplicate_type): Likewise.
19625 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
19626 (struct copy_body_data): Replace splay-tree by pointer-map.
19627 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
19628 not $(SPLAY_TREE_H).
19629 (gimplify.o): Depend on $(SPLAY_TREE_H).
19630 (omp-low.p): Likewise.
19632 2007-03-31 Anatoly Sokolov <aesok@post.ru>
19634 * config/avr/predicates.md (even_register_operand,
19635 odd_register_operand): New predicates.
19636 * config/avr/avr.md (movw peephole2): New.
19637 (movw_r peephole2): New.
19639 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
19641 * tree.h (get_signed_or_unsigned_type): New.
19642 * fold-const.c (operand_equal_for_comparison_p): Use
19643 get_signed_or_unsigned_type instead of
19644 lang_hooks.types.signed_or_unsigned_type.
19645 * expr.c (store_expr): Ditto.
19646 * langhooks.c (get_signed_or_unsigned_type): New.
19647 (lhd_signed_or_unsigned_type): New.
19648 * langhooks.h (lhd_signed_or_unsigned_type): New.
19649 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
19651 2007-03-30 Richard Henderson <rth@redhat.com>
19653 * tree-ssa-loop-ivopts.c: Include target.h.
19654 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
19655 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
19656 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
19657 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
19659 2007-03-30 Richard Henderson <rth@redhat.com>
19660 Kai Tietz <kai.tietz@onevision.com>
19662 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
19663 default for 64-bit.
19664 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
19665 (TARGET_64BIT_MS_ABI): New.
19666 (DBX_REGISTER_NUMBER): Handle 64-bit.
19667 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
19668 (LONG_TYPE_SIZE): Force to 32.
19669 (REG_PARM_STACK_SPACE): New.
19670 (OUTGOING_REG_PARM_STACK_SPACE): New.
19671 (REGPARM_MAX, SSE_REGPARM_MAX): New.
19672 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
19673 (STACK_BOUNDARY): Use 128 for 64-bit.
19674 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
19675 Add 64-bit implementation.
19676 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
19678 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
19679 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
19680 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
19681 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
19682 (ix86_handle_cconv_attribute): Don't warn when ignoring if
19683 TARGET_64BIT_MS_ABI.
19684 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
19685 (ix86_pass_by_reference): Likewise.
19686 (ix86_function_value_regno_p): Likewise.
19687 (ix86_build_builtin_va_list): Likewise.
19688 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
19689 (function_arg_advance_ms_64): New.
19690 (function_arg_advance): Call it.
19691 (function_arg_ms_64): New.
19692 (function_arg): Call it.
19693 (function_value_ms_64): New.
19694 (ix86_function_value_1): Call it.
19695 (return_in_memory_ms_64): New.
19696 (ix86_return_in_memory): Call it.
19697 (setup_incoming_varargs_ms_64): New.
19698 (ix86_setup_incoming_varargs): Call it.
19699 (ix86_expand_prologue): Handle 64-bit stack probing.
19700 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
19701 (output_pic_addr_const): Likewise.
19702 (x86_this_parameter): Likewise.
19703 (x86_output_mi_thunk): Likewise.
19704 (x86_function_profiler): Likewise.
19705 (TARGET_STRICT_ARGUMENT_NAMING): New.
19706 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
19707 (TARGET_64BIT_MS_ABI): New.
19708 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
19709 * config/i386/i386.md (allocate_stack_worker): Remove.
19710 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
19711 describe the clobber of eax without a match_scratch.
19712 (allocate_stack_worker_postreload): Remove.
19713 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
19714 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
19715 (allocate_stack_worker_rex64_postreload): Remove.
19716 (allocate_stack): Handle 64-bit.
19717 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
19718 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
19719 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
19720 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
19721 (STANDARD_STARTFILE_PREFIX_1): Likewise.
19722 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
19723 * config.build (x86_64-*-mingw*): New host.
19724 * config.host (x86_64-*-mingw*): New host.
19725 * config.gcc (x86_64-*-mingw*): New target.
19726 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
19728 2007-03-30 Richard Henderson <rth@redhat.com>
19729 Kai Tietz <kai.tietz@onevision.com>
19731 * c-pragma.c (struct def_pragma_macro_value): New.
19732 (struct def_pragma_macro): New.
19733 (pushed_macro_table): New.
19734 (dpm_hash, dpm_eq): New.
19735 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
19736 (init_pragma): Install them.
19737 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
19739 2007-03-30 Anatoly Sokolov <aesok@post.ru>
19741 * config/avr/avr.c (avr_override_options): Clear
19742 'flag_delete_null_pointer_checks'.
19744 2007-03-30 Paolo Carlini <pcarlini@suse.de>
19747 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
19748 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
19749 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
19750 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
19751 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
19752 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
19753 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
19755 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
19757 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
19759 * regmove.c: Move all of pass_stack_adjustments from here...
19760 * combine-stack-adj.c: ...to this new file.
19761 * Makefile.in: Add rules for combine-stack-adj.o.
19763 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
19765 PR tree-optimization/31383
19766 * tree-data-ref.c (affine_function_equal_p): Do not require the
19767 vectors to have the same length.
19769 2007-03-30 Jan Hubicka <jh@suse.cz>
19771 PR middle-end/30700
19772 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
19773 availablility; add more sanity checking; ask varpool only about
19776 2007-03-29 Richard Henderson <rth@redhat.com>
19778 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
19779 to decide, but __SIZEOF_LONG_LONG__.
19781 2007-03-29 Richard Henderson <rth@redhat.com>
19783 * emutls.c (struct __emutls_array): New.
19784 (emutls_destroy): Use it instead of casting element 0 from void*.
19785 (__emutls_get_address): Likewise.
19787 2007-03-29 Richard Henderson <rth@redhat.com>
19789 * varasm.c (initializer_constant_valid_p): Don't deny
19790 DECL_DLLIMPORT_P on functions.
19792 * config/i386/cygming.h: Remove function declarations.
19793 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
19794 (ASM_OUTPUT_LABELREF): Remove.
19795 (COMMON_ASM_OP): Remove.
19796 (ASM_OUTPUT_COMMON): Remove.
19797 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
19798 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
19799 (ASM_DECLARE_FUNCTION_NAME): Likewise.
19800 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
19801 Rename from TARGET_ENCODE_SECTION_INFO.
19802 * config/i386/netware.h: Likewise.
19803 * config/i386/i386-protos.h: Update.
19804 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
19805 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
19806 (legitimate_constant_p): Reject dllimports.
19807 (dllimport_map, get_dllimport_decl): New.
19808 (legitimize_dllimport_symbol): New.
19809 (legitimize_address, ix86_expand_move): Use it.
19810 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
19811 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
19812 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
19813 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
19814 * config/i386/predicates.md (constant_call_address_operand): Only
19815 accept symbols; reject dllimport_p symbols.
19816 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
19817 i386_pe_maybe_record_exported_symbol.
19818 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
19819 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
19820 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
19821 trust the setting of DECL_DLLIMPORT_P.
19822 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
19823 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
19824 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
19825 tidy the argument scanning loop.
19826 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
19827 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
19828 (i386_pe_strip_name_encoding): Remove.
19829 (i386_pe_binds_local_p): New.
19830 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
19831 (i386_pe_output_labelref): Remove.
19832 (i386_pe_asm_output_aligned_decl_common): New.
19833 (i386_pe_maybe_record_exported_symbol): Rename from
19834 i386_pe_record_exported_symbol; check for dllexported symbols.
19836 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
19838 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
19839 add comment explaining why vsnprintf cannot be used.
19841 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
19843 PR tree-optimization/30666
19844 * tree.c (build_complex_type): When creating type names for DWARF2
19845 debug info, create TYPE_DECLs for TYPE_NAME instead of
19847 (build_common_tree_nodes_2): Use build_complex_type when building
19848 predefined complex types, to preserve canonical types.
19850 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
19852 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
19853 (noce_get_alt_condition): Look at it to determine whether to
19854 reverse the condition or not.
19855 (noce_get_condition): Substitute the truth for lies.
19856 (noce_find_if_block): Set the then_else_reversed field.
19858 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
19860 * config/fr30/fr30.md (movdi): Do not accept immediates as the
19861 destination of this insn.
19862 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
19863 than calling gen_rtx_SET directly. Use r0 to hold the value of
19864 'address + 4' rather than a stack based temporary which can be
19865 mis-optimized away.
19867 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
19869 * config/s390/s390.c (s390_secondary_input_reload_class,
19870 s390_secondary_output_reload_class): Functions removed.
19871 (s390_secondary_reload): New function.
19872 (TARGET_SECONDARY_RELOAD): Target macro defined.
19873 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
19874 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
19875 * config/s390/s390.md ("reload_outti", "reload_outdi",
19876 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
19877 "reload_out<mode>"): Expanders removed.
19878 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
19879 "reload<mode>_nonoffmem_out"): Expanders added.
19881 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
19883 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
19884 action if SRC->DEST replacement failed anyway.
19886 2007-03-28 Mike Stump <mrs@apple.com>
19888 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
19889 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
19890 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
19892 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19894 * config.gcc: Accept barcelona as a variant of amdfam10.
19895 * config/i386/i386.c (override_options): Likewise.
19896 * doc/invoke.texi: Likewise.
19898 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
19900 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
19901 offsets for BIT_FIELD_REF and COMPONENT_REF.
19903 2007-03-28 Richard Guenther <rguenther@suse.de>
19905 * tree.c (is_global_var): Move ...
19906 * tree-flow-inline.h (is_global_var): ... here.
19907 * tree.h (is_global_var): Remove declaration.
19909 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
19911 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
19913 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
19914 * config/i386/i386.c (ix86_tune_features): Initialize new
19916 * config/i386/predicates.md (promotable_binary_operator): Use
19917 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
19919 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
19922 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
19924 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
19926 * config/fr30/fr30.md (movsi_internal): Change destination
19927 constraint from m to V and add m to the end.
19929 2007-03-28 Christian Bruel <christian.bruel@st.com>
19931 * config/sh/sh.md (movsi_i): Fix type attribute.
19933 2007-03-28 Christian Bruel <christian.bruel@st.com>
19935 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
19936 (movsf_ie): Likewise.
19938 2007-03-28 Christian Bruel <christian.bruel@st.com>
19940 * config.gcc: Add sh4-300 to multilib.
19941 * config/sh/t-mlib-sh4-300: New file.
19943 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
19945 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
19946 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
19947 fix_trunc<mode>di2.
19948 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
19949 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
19950 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
19951 "fixuns_trunctddi2"): Whitespace fix.
19953 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
19955 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
19956 the definition of struct sh_args.
19957 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
19958 CALL_COOKIE_INT_REG_GET): Likewise.
19960 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
19962 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
19963 transformations are applied successfully.
19965 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
19967 * tree.c (tree_contains_struct): Permit 512 tree codes.
19968 * tree.h (tree_contains_struct): Ditto.
19969 (MAX_TREE_CODES): Ditto.
19970 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
19971 SPARE member to store remaining padding bits.
19973 2007-03-27 Anatoly Sokolov <aesok@post.ru>
19975 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
19978 2007-03-27 Janis Johnson <janis187@us.ibm.com>
19980 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
19981 * configure: Regenerate.
19983 * configure: Regenerate using the correct version of autoconf.
19985 2007-03-27 Anatoly Sokolov <aesok@post.ru>
19987 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
19989 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
19990 regs to "__SP_L__" and "__SP_H__".
19992 2007-03-27 Richard Guenther <rguenther@suse.de>
19994 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
19995 computations with it with a HOST_WIDE_INT variable.
19997 2007-03-26 Mike Stump <mrs@apple.com>
19999 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
20000 objective-c-header, objective-c++-header and objc++-cpp-output
20002 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
20004 2007-03-26 Richard Henderson <rth@redhat.com>
20007 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
20008 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
20009 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
20010 IX86_BUILTIN_PSRLQ128): New.
20011 (ix86_init_mmx_sse_builtins): Add them.
20012 (ix86_expand_builtin): Expand them.
20013 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
20014 operand 2 be TImode.
20015 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
20016 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
20017 _mm_srli_epi64): Mark __B const.
20018 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
20019 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
20020 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
20021 new two-vector shift builtins.
20023 2007-03-26 Ian Lance Taylor <iant@google.com>
20025 PR tree-optimization/31345
20026 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
20027 [+INF, +INF(OVF)] into VARYING.
20029 2007-03-26 Zack Weinberg <zackw@panix.com>
20031 * gengtype-parse.c: New file.
20032 * gengtype-yacc.y: Delete.
20033 * gengtype-lex.l: Don't include gengtype-yacc.h.
20034 Define YY_DECL and yyterminate appropriately for recursive
20035 descent parser. yylval is now a string out-parameter to yylex.
20036 (HWS, EOID): New shorthand.
20037 (IWORD): Add a couple more types.
20038 (yylex): Add a setup stanza. Remove the complex rules for
20039 detecting GTY'ed types and typedefs; replace with simple
20040 keyword detectors. Adjust everything for the changed
20041 definition of yylval. Ignore all pp-directives, not just #define.
20043 (parse_file): Rename yybegin; do not call yyparse.
20045 * gengtype.c (xasprintf): Export again.
20046 (this_file): New. Use everywhere __FILE__ was being used.
20047 (get_lang_bitmap): Special case types defined in gengtype.c.
20048 (do_typedef, new_structure): Suppress definition of certain types.
20049 (new_structure): Improve diagnostics of duplicate definitions.
20050 Make sure location_s is associated with input.h.
20051 (nreverse_pairs, define_location_structures): New functions.
20052 (main): Improve tagging of kludge types. Remove old kludges
20053 for input.h types; use define_location_structures.
20054 * gengtype.h: Update prototypes. Define token codes here.
20055 * Makefile.in: Remove all references to gengtype-yacc.
20056 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
20058 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
20059 add GTY((skip)) to the field that's only conditionally there.
20060 * doc/install.texi: Document that Bison is no longer required
20061 unless building treelang.
20063 * gengtype.c: Don't include gtyp-gen.h.
20064 (srcdir): Declare here.
20065 (base_files, lang_dir_names): Allocate dynamically.
20066 (gt_files, num_gt_files, num_lang_dirs): New globals.
20067 (measure_input_list, read_input_line, read_input_list)
20068 (set_lang_bitmap): New functions.
20069 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
20070 simplify, relying on read_input_list to set up the bitmaps.
20071 (main): Arguments are no longer unused. Check for correct number
20072 of command line arguments, set srcdir and srcdir_len, then call
20073 read_input_list, before doing anything else. No need to worry
20074 about duplicates in main loop.
20075 * configure.ac: Simplify the calculation of all_gtfiles.
20076 Put language tags in there. Don't set or substitute
20077 all_gtfiles_files_langs or all_gtfiles_files_frags.
20078 * Makefile.in: Revamp the way gengtype is invoked, now that it
20079 takes a file on its command line with a much simpler format.
20080 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
20081 (GTFILES): Remove duplicates and C source files.
20082 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
20083 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
20084 * configure: Regenerate.
20086 * gengtype.h: Remove all type definitions to gengtype.c; leave
20087 only definitions of options_p, type_p, and pair_p as opaque
20088 pointers. Update prototypes.
20089 * gengtype.c: Many type definitions moved here from gengtype.h.
20090 Consolidate type definitions at the top of the file.
20091 (xvasprintf): Delete.
20092 (xasprintf): Make static.
20093 (create_nested_pointer_option): Add 'next' parameter.
20094 (create_field_all, create_field_at): New functions.
20095 (create_field): Now a thin wrapper around create_field_all.
20096 (create_optional_field): Rename create_optional_field_ and add
20097 line argument. Original name is now a macro which supplies
20099 (oprintf): Use vsnprintf directly.
20100 (close_output_files): Use fatal rather than perror/exit.
20101 (note_def_vec, note_def_vec_alloc): Use create_field_at.
20102 (main): Set progname. Don't use exit.
20103 * gengtype-yacc.y (struct_fields): Use create_field_at.
20104 (option, optionseqopt): Delete.
20105 (optionseq): Consolidate productions from option here so we
20106 can use the first argument to create_option.
20108 * gengtype-lex.l: Distinguish unions from structures in the
20109 token type. Don't call find_structure; return the tag as a string.
20110 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
20111 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
20112 string. Reorganize typedef_struct production accordingly.
20113 Use create_nested_ptr_option.
20114 * gengtype.c (create_nested_ptr_option): New function.
20115 * gengtype.h: Declare it.
20117 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
20118 (string_type): Don't declare.
20119 (do_scalar_typedef): Declare.
20120 (create_scalar_type): Update prototype.
20121 * gengtype.c (string_type): Make static.
20122 (scalar_nonchar, scalar_char): New.
20123 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
20124 (resolve_typedef): Use scalar_nonchar for error recovery.
20125 (create_scalar_type): Remove name_len field. Return scalar_char
20126 or scalar_nonchar as appropriate.
20127 (adjust_field_type): Look at scalar_is_char boolean to decide whether
20128 to use string_type.
20129 (throughout): Use scalar_nonchar instead of calling
20130 create_scalar_type, whenever possible.
20131 (main): Initialize scalar_char and scalar_nonchar before calling
20133 * gengtype-lex.l: Adjust for removal of second argument to
20134 create_scalar_type. Use yylval.s instead of yylval.t when
20136 * gengtype-yacc.y: Type of SCALAR is string. Call
20137 create_scalar_type from type:SCALAR rule. Adjust for removal of
20138 second argument to create_scalar_type.
20140 * vec.h: Remove all #if IN_GENGTYPE blocks.
20141 Add comment saying that changes may require adjustments to gengtype.
20142 * gengtype.c: Don't include coretypes.h or tm.h.
20143 Add comment to inclusion of errors.h.
20144 (note_def_vec, note_def_vec_alloc): New functions.
20145 * gengtype.h: Declare new functions.
20146 * gengtype-lex.l: Don't include coretypes.h.
20147 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
20149 (update_lineno): Remove unnecessary prototype.
20150 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
20151 (VEC rule): Just return VEC_TOKEN.
20152 * gengtype-yacc.y (VEC_TOKEN): New token type.
20153 (type): Add a production for VEC(a,b).
20154 * Makefile.in: Update dependencies.
20156 * gengtype-lex.l: Remove rules for parsing pointer-to-function
20157 typedefs that use the old PARAMS macro.
20159 * gengtype-lex.l: Remove all rules and states relating to yacc
20161 * gengtype-yacc.y: Similarly.
20162 * gengtype.c (note_yacc_type): Delete function.
20163 * gengtype.h: Update prototypes.
20165 2007-03-26 Joseph Myers <joseph@codesourcery.com>
20167 * tree-pretty-print.c (dump_generic_node): Report precision of
20168 unnamed integer types.
20170 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
20172 * ifcvt.c (noce_try_store_flag_constants): Don't check
20173 no_new_pseudos here.
20174 (noce_try_store_flag_constants): Don't check no_new_pseudos.
20175 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
20176 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
20177 noce_try_sign_mask): Likewise.
20178 (if_convert): Check no_new_pseudos here.
20180 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
20182 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
20183 (noce_get_condition): Handle new then_else_reversed argument.
20184 (noce_init_if_info): Remove, fold into noce_find_if_block.
20185 (noce_process_if_block): Take a struct noce_if_info as the
20186 argument. Don't set up one based on ce_if_info. Update pointer
20187 references accordingly.
20188 (cond_move_process_if_block): Likewise.
20189 (process_if_block): Removed.
20190 (find_if_block): Removed. Move functionality two new functions,
20191 noce_find_if_block and cond_exec_find_if_block.
20192 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
20193 blocks and the symmetric IF-ELSE-JOIN case.
20194 (cond_exec_find_if_block): Also new function mostly based on old
20195 find_if_block and process_if_block.
20196 (find_if_header): Replace find_if_block call with separately
20197 guarded calls to noce_find_if_block and cond_exec_find_if_block.
20198 (find_cond_trap): Update noce_get_condition call.
20199 (dead_or_predicable): Likewise.
20201 2007-03-26 Jakub Jelinek <jakub@redhat.com>
20203 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
20205 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
20206 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
20207 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
20208 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
20209 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
20210 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
20211 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
20212 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
20213 __builtin_ia32_psrad128 builtins.
20215 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
20217 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
20218 * config/i386/constraints.md
20219 (define_constraint "I"): Use IN_RANGE macro.
20220 (define_constraint "J"): Ditto.
20221 (define_constraint "K"): Ditto.
20222 (define_constraint "M"): Ditto.
20223 (define_constraint "N"): Ditto.
20224 (define_constraint "O"): Ditto.
20225 * config/i386/predicates.md
20226 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
20227 (define_predicate "const_0_to_3_operand"): Ditto.
20228 (define_predicate "const_0_to_7_operand"): Ditto.
20229 (define_predicate "const_0_to_15_operand"): Ditto.
20230 (define_predicate "const_0_to_63_operand"): Ditto.
20231 (define_predicate "const_0_to_255_operand"): Ditto.
20232 (define_predicate "const_1_to_31_operand"): Ditto.
20233 (define_predicate "const_2_to_3_operand"): Ditto.
20234 (define_predicate "const_4_to_7_operand"): Ditto.
20236 2007-03-25 David Edelsohn <edelsohn@gnu.org>
20238 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
20239 in SImode for save_world.
20240 * config/rs6000/altivec.md (save_world, restore_world): Convert to
20243 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
20245 PR tree-optimization/30784
20246 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
20249 2007-03-25 Revital Eres <eres@il.ibm.com>
20251 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
20252 Fold movement_possibility function into it.
20254 2007-03-25 David Edelsohn <edelsohn@gnu.org>
20256 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
20257 (load_macho_picbase_{si,di}): Convert to LR hard reg.
20258 (call_indirect_nonlocal_darwin64): Same.
20259 (call_nonlocal_darwin64): Same.
20260 (call_value_indirect_nonlocal_darwin64): Same.
20261 (call_value_nonlocal_darwin64): Same.
20262 (sibcall_nonlocal_darwin64): Same.
20263 (sibcall_value_nonlocal_darwin64): Same.
20264 (sibcall_symbolic_64): Same.
20265 (sibcall_value_symbolic_64): Same.
20266 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
20268 (rs6000_emit_load_toc_table): Same.
20269 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
20270 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
20272 (divss_call): Same.
20273 (divus_call): Same.
20274 (quoss_call): Same.
20275 (quous_call): Same.
20276 (load_toc_v4_pic_si): Same
20277 (load_toc_v4_PIC_1): Same.
20278 (load_toc_v4_PIC_1b): Same.
20279 (call_indirect_aix{32,64}): Same.
20280 (call_value_indirect_aix{32,64}): Same.
20282 (call_value): Same.
20283 (call_local{32,64}): Same.
20284 (call_value_local{32,64}): Same.
20285 (call_indirect_nonlocal_aix{32,64}): Same.
20286 (call_nonlocal_aix{32,64}): Same.
20287 (call_value_indirect_nonlocal_aix{32,64}): Same.
20288 (call_value_nonlocal_aix{32,64}): Same.
20289 (call_indirect_nonlocal_sysv<mode>): Same.
20290 (call_nonlocal_sysv<mode>): Same.
20291 (call_value_indirect_nonlocal_sysv<mode>): Same.
20292 (call_value_nonlocal_sysv<mode>): Same.
20294 (sibcall_local{32,64}): Same.
20295 (sibcall_value_local{32,64}): Same.
20296 (sibcall_nonlocal_aix{32,64}): Same.
20297 (sibcall_value_nonlocal_aix{32,64}): Same.
20298 (sibcall_nonlocal_sysv<mode>): Same.
20299 (sibcall_value): Same.
20300 (sibcall_value_nonlocal_sysv<mode>): Same.
20302 2007-03-24 Paul Brook <paul@codesourcery.com>
20304 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
20305 * config/arm/linux-eabi.h: Remove legacy syscall hack.
20307 2007-03-24 Richard Henderson <rth@redhat.com>
20309 * config/ia64/constraints.md: New file.
20310 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
20311 satisfies_constraint_?.
20312 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
20313 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
20314 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
20315 ia64_output_mi_thunk): Likewise.
20316 (ia64_const_ok_for_letter_p): Remove.
20317 (ia64_const_double_ok_for_letter_p): Remove.
20318 (ia64_extra_constraint): Remove.
20319 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
20320 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
20321 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
20322 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
20323 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
20324 EXTRA_MEMORY_CONSTRAINT): Remove.
20325 * config/ia64/ia64.md: Include constriants.md. Replace
20326 CONST_OK_FOR_? with satisfies_constraint_?.
20328 2007-03-23 Michael Meissner <michael.meissner@amd.com>
20329 H.J. Lu <hongjiu.lu@intel.com>
20331 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
20333 (name macros): Use DPD_BID_NAME to convert names properly.
20335 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
20336 decimal floating point format.
20337 (init_floating_libfuncs): Change decimal functions so that they
20338 have a "bid_" prefix if the decimal system uses the BID format,
20339 and "dpd_" prefix if the decimal system uses the DPD format.
20340 (init_interclass_conv_libfuncs): Ditto.
20341 (init_intraclass_conv_libfuncs): Ditto.
20343 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
20344 using the BID format.
20346 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
20347 whether we are using the BID decimal format.
20348 * configure: Regenerate.
20350 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
20351 the compiler has decimal floating point enabled. Define
20352 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
20355 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
20356 using the BID format.
20358 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
20359 whether we are using the BID decimal format.
20360 * configure: Regenerate.
20362 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
20363 the compiler has decimal floating point enabled. Define
20364 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
20367 * doc/install.texi (--enable-decimal-float): Document BID and DPD
20368 options, and that it is enabled for i386/x86_64 systems.
20370 * Makefile.in (enable_decimal_float): New.
20372 (DECNUMINC): Add -I$(DECNUMFMT).
20373 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
20374 to $(DECNUMFMT) from $(DECNUM).
20376 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
20377 Substitute enable_decimal_float.
20378 * configure: Regenerated.
20381 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
20384 * configure.ac: Enable decimal float for x86_64-*-linux*.
20385 * configure: Regenerated.
20388 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
20389 decimal128ClearSign to flip and clear the sign bit in decimal128.
20390 (decimal_real_maxval): Set decimal128SetSign to set the sign
20393 2007-03-23 Ian Lance Taylor <iant@google.com>
20395 * fold-const.c (fold_binary): Correct warning for X - c >= X.
20397 2007-03-23 Ian Lance Taylor <iant@google.com>
20399 * tree-dump.c (dump_files): Correct comment.
20401 2007-03-23 Ian Lance Taylor <iant@google.com>
20403 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
20405 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
20407 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
20408 in cfglayout mode. Don't go into and out of cfglayout mode.
20409 Link the blocks in the order of the constructed traces.
20410 (rest_of_handle_tracer): Adjust call to tracer.
20411 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
20412 Don't go into cfglayout mode.
20413 (rtl_loop_done): Don't go out of cfglayout mode.
20414 * cfglayout.c (relink_block_chain): New function, split out from...
20415 (fixup_reorder_chain): ...here. Remove redundant checking.
20416 (cfg_layout_finalize): Don't clear the header, footer, and aux
20417 fields here, move the code to do so to relink_block_chain. Likewise
20418 for free_original_copy_tables.
20419 * rtl.h (tracer): Update prototype.
20420 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
20421 Assert we are in cfglayout mode. Don't go into and out of cfglayout
20422 mode. Use relink_block_chain to serialize the CFG according to the
20423 new basic block order. Move targetm.cannot_modify_jumps_p check from
20425 (gate_handle_reorder_blocks): ...to here.
20426 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
20428 (gate_duplicate_computed_gotos): ...to here.
20429 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
20430 something always changes when going into and out of cfglayout mode.
20431 Perform an expensive cfg cleanup while going into cfglayout mode.
20432 Always update liveness information on HAVE_conditional_execution
20433 targets. Reserialize the basic blocks and go out of cfglayout mode.
20434 * reg-stack.c: Include cfglayout.h.
20435 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
20436 the call to reorder_basic_blocks.
20437 * basic-block.h (reorder_basic_blocks): Update prototype.
20438 (relink_block_chain): New prototype.
20439 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
20441 2007-03-23 Joseph Myers <joseph@codesourcery.com>
20443 * config/mips/mips.md (type, hazard, *movdi_32bit,
20444 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
20445 *movhi_internal, *movqi_internal, *movsf_hardfloat,
20446 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
20447 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
20448 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
20450 (movcc): Change first xfer to multi.
20451 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
20452 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
20453 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
20454 config/mips/generic.md: Change reservations using "xfer" to use
20456 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
20457 using match_operand.
20458 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
20459 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
20461 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
20463 2007-03-22 Richard Henderson <rth@redhat.com>
20465 * config/i386/i386.c: Remove unnecessary function declarations.
20466 Move targetm definition, and all related macros, to the end of
20467 the file. Resort some functions to put definitions before uses.
20468 (ix86_attribute_table): Make static. Move to end of file.
20469 (ix86_gimplify_va_arg): Make static.
20471 2007-03-22 Richard Henderson <rth@redhat.com>
20473 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
20474 don't increase local_regparm with force_align_arg_pointer check.
20475 (ix86_function_sseregparm): Assert 32-bit.
20476 (type_has_variadic_args_p): New.
20477 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
20478 type_has_variadic_args_p.
20479 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
20480 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
20481 use memset instead. Do maybe_vaarg check first; skip attribute
20482 tests if true; skip attribute tests for 64-bit.
20483 (construct_container): Remove TARGET_DEBUG_ARG.
20484 (function_arg_advance_32, function_arg_advance_64): Split out ...
20485 (function_arg_advance): ... from here.
20486 (function_arg_32, function_arg_64): Split out ...
20487 (function_arg): ... from here.
20488 (ix86_pass_by_reference): Tidy.
20489 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
20490 (function_value_32): New, from parts of ix86_function_value
20491 and ix86_value_regno.
20492 (function_value_64): New, from parts of ix86_function_value
20493 and ix86_libcall_value.
20494 (ix86_function_value_1): New.
20495 (ix86_function_value, ix86_libcall_value): Use it.
20496 (return_in_memory_32, return_in_memory_64): Split out ...
20497 (ix86_return_in_memory): ... from here.
20498 (ix86_struct_value_rtx): Skip for 64-bit.
20499 (ix86_libcall_value, ix86_value_regno): Remove.
20500 (setup_incoming_varargs_64): Split out ...
20501 (ix86_setup_incoming_varargs): ... from here.
20502 (ix86_va_start): Remove TARGET_DEBUG_ARG.
20503 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
20504 * config/i386/i386-protos.h (ix86_function_value): Remove.
20505 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
20507 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20510 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
20511 infinities not supported, otherwise emit warning if -Woverflow. On
20512 underflow, emit warning if -Woverflow.
20513 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
20515 * real.h (real_from_string): Update declaration
20517 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
20518 Richard Henderson <rth@redhat.com>
20520 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
20521 * calls.c (compute_argument_block_size, expand_call,
20522 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
20523 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
20524 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
20525 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
20526 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
20527 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
20528 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
20529 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
20532 2007-03-22 Joseph Myers <joseph@codesourcery.com>
20534 * c-incpath.c (add_sysroot_to_chain): New.
20535 (merge_include_chains): Add sysroot argument. Call
20536 add_sysroot_to_chain if sysrooted.
20537 (register_include_chains): Update call to merge_include_chains.
20538 * doc/cppopts.texi: Document use of '=' in include directory
20541 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
20543 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
20544 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
20545 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
20546 insn pattern using X87MODEF12 mode macro.
20548 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
20550 * regmove.c (regmove_optimize): Use reg_mentioned_p
20551 instead of reg_overlap_mentioned_p for DST.
20553 2007-03-21 Mike Stump <mrs@apple.com>
20555 * c.opt: Fixup for Objective-C/C++.
20557 2007-03-21 Steve Ellcey <sje@cup.hp.com>
20559 * explow.c (convert_memory_address): Fold memory reference when
20560 POINTERS_EXTEND_UNSIGNED < 0
20562 2007-03-21 Richard Henderson <rth@redhat.com>
20565 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
20566 * config/i386/mmintrin.h (__m64): Likewise.
20567 * config/i386/xmmintrin.h (__m128): Likewise.
20569 2007-03-21 Richard Sandiford <richard@codesourcery.com>
20571 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
20572 (VXWORKS_OS_CPP_BUILTINS): Define.
20573 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
20574 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
20576 2007-03-21 Richard Sandiford <richard@codesourcery.com>
20578 * rtl.h (constant_pool_reference_p): Delete.
20579 (find_constant_src): Declare.
20580 * rtlanal.c (find_constant_src): New function.
20581 * simplify-rtx.c (constant_pool_reference_p): Delete.
20582 * config/i386/i386.md: Use find_constant_src instead of
20583 constant_pool_reference_p/avoid_constant_pool_reference pairs.
20585 2007-03-21 Richard Sandiford <richard@codesourcery.com>
20587 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
20588 * c-cppbuiltin.c (c_cpp_builtins): Define them.
20590 2007-03-20 Mark Mitchell <mark@codesourcery.com>
20592 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
20593 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
20594 (arm_elf_asm_constructor): Use it.
20595 (arm_elf_asm_destructor): New function.
20597 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
20599 * jump.c (mark_jump_label): Treat SEQUENCE specially.
20601 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
20603 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
20605 2007-03-19 Andrew Haley <aph@redhat.com>
20607 PR tree-optimization/31264
20608 * tree-vrp.c (register_edge_assert_for_1): Don't look though
20609 VIEW_CONVERT_EXPRs.
20611 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
20613 PR rtl-optimization/30907
20614 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
20615 (fwprop_init): Always call loop_optimizer_initialize.
20616 (fwprop_done): Always call loop_optimizer_finalize.
20617 (fwprop): We always have loop info now.
20618 (gate_fwprop_addr): Remove.
20619 (pass_fwprop_addr): Use gate_fwprop as gate.
20621 PR rtl-optimization/30841
20622 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
20623 df_chain_alloc): Call df_reorganize_refs unconditionally.
20624 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
20625 refs_organized to refs_organized_size.
20626 (df_ref_create_structure): Use refs_organized_size instead of
20627 bitmap_size if refs had been organized, and keep refs_organized_size
20629 * df.h (struct df_ref_info): Change refs_organized to
20630 refs_organized_size.
20631 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
20634 2007-03-19 Mark Mitchell <mark@codesourcery.com>
20636 * except.c (output_function_exception_table): Do not reference the
20637 EH personality routine for functions that do not require an
20640 2007-03-20 Jakub Jelinek <jakub@redhat.com>
20643 * c-typeck.c (convert_for_assignment): Call comptypes for
20644 RECORD_TYPE or UNION_TYPE.
20646 PR inline-asm/30505
20647 * reload1.c (reload): Do invalid ASM checking after
20648 cleanup_subreg_operands.
20650 2007-03-19 Jeff Law <law@redhat.com>
20652 * tree-cfg.c (find_taken_edge): Tighten conditions for
20653 optimizing computed gotos.
20655 2007-03-19 Michael Matz <matz@suse.de>
20657 * builtins.c (expand_builtin_sync_operation,
20658 expand_builtin_compare_and_swap,
20659 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
20662 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
20663 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
20666 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20668 * doc/tm.texi: Add brackets around the return type of
20669 TARGET_SECONDARY_RELOAD.
20671 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
20672 Richard Guenther <rguenther@suse.de>
20674 PR tree-optimization/31254
20675 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
20676 Use handled_component_p () where appropriate. Continue
20677 propagating into the rhs if we propagated into an INDIRECT_REF
20680 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20682 * config/s390/s390.md (op_type attribute): RRR instruction type added.
20683 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
20684 (xde, xdee): Mode attributes adjusted to support DFP modes.
20685 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
20686 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
20687 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
20688 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
20689 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
20690 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
20691 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
20693 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
20694 "movsf"): Insn definitions removed.
20695 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
20696 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
20697 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
20699 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
20700 "reload_in<mode>", "reload_out<mode>"): Expander added.
20701 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
20704 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20706 * config/s390/s390.md: Only non-functional changes. Renamed
20707 FPR mode macro to BFP all over the file.
20709 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20711 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
20712 (op_type attribute): RRF instruction type added.
20713 (fT0): New mode attribute.
20714 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
20715 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
20716 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
20717 instruction no secondary memory is needed when moving DFmode values
20718 between GPRs and FPRs.
20720 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20722 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
20723 inverted and documentation adjusted.
20724 ("mhard-dfp", "msoft-dfp"): New options.
20725 * config/s390/s390.c (s390_handle_arch_option): New architecture
20727 (override_options): Sanity checks for the new options added.
20728 * config.gcc: New architecture switch: z9-ec.
20729 * config/s390/s390.h (processor_flags): PF_DFP added.
20730 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
20731 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
20732 when the bit is NOT set so remove it from the defaults.
20734 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20736 * genemit.c (main): Print include statement for dfp.h.
20737 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
20740 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
20742 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
20744 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
20747 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
20748 instead of PATTERN.
20750 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20752 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
20753 attr_length_call, output_call, output_indirect_call): Cleanup
20754 formatting of targetm calls.
20756 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
20758 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
20760 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20762 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
20763 reservation, bypass and anti-bypass descriptions for these
20764 instructions. Update move patterns.
20765 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
20768 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
20770 * tree-vect-transform.c (get_initial_def_for_induction): Replace
20771 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
20772 (get_initial_def_for_reduction): Likewise.
20774 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
20776 Fix PR tree-optimization/29922
20777 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
20778 (get_representative): Removed.
20779 (value_dies_in_block_x): Update for rvuse removal.
20780 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
20781 (compute_antic_aux): Handle when PHI nodes appear in
20782 non-single-successors.
20783 (dump_bitmap_of_names): Removed.
20784 (compute_antic_safe): Renamed and removed rvuse calculation.
20785 Calculate only antic safe.
20786 (insert_into_preds_of_block): Remove assert.
20787 (execute_pre): Update for renamed functions.
20788 (defer_or_phi_translate_block): New function.
20790 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
20792 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
20793 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
20795 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
20796 Follow spelling conventions.
20798 * tree-data-ref.h: Remove the prototype for analyze_array.
20800 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
20802 PR tree-optimization/31041
20803 * tree-vect-transform.c (get_initial_def_for_induction): Call
20804 force_gimple_operand.
20806 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
20808 * ipa-type-escape.c (look_for_casts) : Revert code to use
20809 handled_component_p due to ada test a-numaux.adb.
20811 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
20813 * final.c (final_scan_insn): Alter the condition of a
20814 conditional trap if we have nonstandard CC.
20816 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
20818 * configure.ac: Remove excess quoting from asm line 0 test.
20819 * configure: Rebuilt.
20821 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20823 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
20824 * c-common.c (convert_and_check): Move warning logic to...
20825 (warnings_for_convert_and_check): ...here. Define.
20826 * c-common.h (warnings_for_convert_and_check): Declare.
20828 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20830 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
20831 (output_call): Likewise.
20833 2007-03-16 Richard Sandiford <richard@codesourcery.com>
20835 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
20837 2007-03-16 Richard Sandiford <richard@codesourcery.com>
20839 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
20841 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
20843 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
20844 opteron, athlon-64 and athlon-fx processor_alias_table entries.
20846 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
20848 PR tree-optimization/31183
20849 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
20850 Use double_int instead of unsigned int for representing access_strides.
20851 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
20853 2007-03-16 Richard Guenther <rguenther@suse.de>
20855 PR tree-optimization/31146
20856 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
20857 to allow recursion of forward_propagate_addr_expr.
20858 (forward_propagate_addr_into_variable_array_index): Likewise.
20859 (forward_propagate_addr_expr): Likewise.
20860 (tree_ssa_forward_propagate_single_use_vars): Likewise.
20861 (forward_propagate_addr_expr_1): Recurse on simple copies
20862 instead of propagating into them. Do so for useless conversions
20864 (forward_propagate_addr_expr): Clean up unused statements after
20867 2007-03-16 Richard Guenther <rguenther@suse.de>
20869 * builtins.c (expand_builtin_cexpi): Use the right argument
20870 for the expansion via cexp.
20872 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
20874 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
20875 * configure: Rebuilt.
20877 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
20880 * dwarf2out.c (force_type_die): Adjust comment.
20881 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
20883 2007-03-15 DJ Delorie <dj@redhat.com>
20885 * config/frv/predicates.md (minmax_operator): Don't check operands
20888 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
20890 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
20891 Update constant estimates of number of iterations.
20892 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
20893 argument renamed to "realistic".
20894 (compute_estimated_nb_iterations): Removed.
20895 (record_niter_bound): New function.
20896 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
20897 call record_nonwrapping_iv with upper = false.
20898 (infer_loop_bounds_from_signedness): Pass upper argument to
20899 record_nonwrapping_iv.
20900 (estimate_numbers_of_iterations_loop): Do not call
20901 compute_estimated_nb_iterations. Record estimate based on profile
20902 information. Initialize the constant estimates of number of
20904 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
20906 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
20907 number of iterations is too small.
20908 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
20909 (EST_NOT_AVAILABLE): Removed.
20910 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
20911 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
20914 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
20916 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
20917 Handle NE_EXPR guards.
20919 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20922 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
20923 Set also -pedantic-errors by default for the preprocessor unless
20924 -fpermissive is given.
20926 2007-03-15 Richard Guenther <rguenther@suse.de>
20928 PR middle-end/29719
20929 PR middle-end/31161
20930 * builtins.c (expand_builtin_cexpi): As a fallback if we
20931 don't have builtins for sincos or cexp create a function
20932 declaration for cexp and expand to a call to that.
20933 (expand_builtin_int_roundingfn): Always fall
20934 back to floor/ceil and its variants even if they may be
20937 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
20939 PR middle-end/31159
20940 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
20941 jump tables, move the call to delete_dead_jumptables from here...
20942 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
20943 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
20944 don't allow merging of blocks that try_redirect_by_replacing_jump
20945 also does not handle when not optimizing.
20947 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
20948 Francois-Xavier Coudert <coudert@clipper.ens.fr>
20950 * config/i386/i386.md (x86_sahf_1): Correctly handle
20953 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
20956 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
20957 x86_64_general_operand as operand[2] predicate. Remove "iF"
20958 from operand constraints and use "e" constraint instead.
20959 (*subti3_1, *subti3_1 splitter): Ditto.
20960 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
20961 operand[1] predicate.
20963 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
20965 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
20966 arrays, multiply the access strides by the size of the sub-array.
20967 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
20969 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
20971 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
20972 the configured assembler supports the sahf mnemonic.
20973 * configure: Regenerate.
20974 * config.in: Regenerate.
20976 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
20977 emit "sahf" or ".byte\t0x9e" as asm template.
20979 2007-03-14 Michael Meissner <michael.meissner@amd.com>
20982 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
20983 option to replace hard coded TARGET_xxx in md file.
20984 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
20985 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
20986 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
20987 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
20988 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
20989 (X86_TUNE_NOT_VECTORMODE): Ditto.
20990 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
20991 (TUNE_AVOID_VECTOR_DECODE): Ditto.
20992 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
20993 (TUNE_SLOW_IMUL_IMM8): Ditto.
20994 (TUNE_MOVE_M1_VIA_OR): Ditto.
20995 (TUNE_NOT_UNPAIRABLE): Ditto.
20996 (TUNE_NOT_VECTORMODE): Ditto.
20998 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
21001 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
21002 tuning options instead of hard coded TARGET_xxx.
21003 (fix ssemode peephole2's): Ditto.
21004 (imul peephole2's): Ditto.
21006 (movdi_or_rex64): Ditto.
21007 (move peephole2): Ditto.
21008 (not peephole2's): Ditto.
21010 2007-03-14 Dirk Mueller <dmueller@suse.de>
21012 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
21013 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
21014 * c-parser.c (c_parser_if_body): Always add an empty statement in case
21016 * c-parser.c (c_parser_do_statement): Warn about empty body in
21017 do/while statement.
21018 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
21019 * doc/invoke.texi (-Wempty-body): Update documentation.
21021 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21024 * c-common.h (warn_for_div_by_zero): Declare.
21025 * c-common.c (warn_for_div_by_zero): Define.
21026 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
21029 2007-03-14 Richard Sandiford <richard@codesourcery.com>
21031 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
21032 to PREFIX and STANDARD_PREFIX.
21034 2007-03-14 Richard Sandiford <richard@codesourcery.com>
21035 Phil Edwards <phil@codesourcery.com>
21037 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
21038 (__gthread_once_t): Remove busy field for RTPs.
21039 (__GTHREAD_ONCE_INIT): Update accordingly.
21041 2007-03-14 Richard Sandiford <richard@codesourcery.com>
21043 * doc/invoke.texi: Document VxWorks options.
21045 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
21047 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
21049 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
21051 PR tree-optimization/30590
21052 * tree-nrv.c (tree_nrv): Check for the partial update of the
21055 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
21057 * flags.h (flag_random_seed): Remove declaration, in favor of...
21058 * toplev.h (get_random_seed, set_random_seed): ... these.
21059 * tree.c (get_file_function_name): Use the former.
21060 * opts.c (common_handle_option): Use the latter.
21063 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
21065 PR middle-end/31127
21066 * cse.c (cse_find_path): Do not bail out if a basic block that
21067 we already visited now becomes part of a path that starts at a
21068 different basic block. Just disallow this, to make sure we
21069 visit each basic block at most once.
21071 2007-03-13 Jan Hubicka <jh@suse.cz>
21073 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
21074 attributes, when profile esitmate is present, calls with very low
21075 frequency are cold.
21077 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
21079 PR tree-optimization/30730
21080 PR tree-optimization/26900
21081 * tree-ssa-loop-niter.c: Include gmp.h.
21082 (bounds): New type.
21083 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
21084 split_to_var_and_offset, determine_value_range,
21085 bound_difference_of_offsetted_base, refine_bounds_using_guard,
21086 bound_difference, bounds_add, bounds_negate,
21087 number_of_iterations_ne_max, dump_affine_iv): New functions.
21088 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
21089 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
21090 difference of initial and final value of control iv to validate
21092 (number_of_iterations_cond): Add loop parameter. Determine bounds
21093 on the difference of the extremes of the control iv. Add dumps.
21094 (expand_simple_operations): Handle phi nodes.
21095 (simplify_using_initial_conditions): Do not record used conditions.
21096 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
21097 Do not set additional_info.
21098 (implies_nonnegative_p, implies_ge_p): Removed.
21099 (derive_constant_upper_bound): Do not use parameter `additional'.
21100 (record_estimate): Parameter `additional' removed. Parameter
21101 `i_bound' added. Do not call derive_constant_upper_bound.
21102 (record_nonwrapping_iv): Use derive_constant_upper_bound to
21103 bound the number of iterations estimate.
21104 (estimate_numbers_of_iterations_loop): Pass the estimate from
21105 the number of iterations analysis to record_estimate.
21106 * tree.h (multiple_of_p): Declare.
21107 * tree-scalar-evolution.c (expression_expensive_p): Removed.
21108 (scev_const_prop): Do not check expression_expensive_p.
21109 * fold-const.c (multiple_of_p): Exported.
21110 * double-int.c (double_int_mask): Exported.
21111 * double-int.h (double_int_mask): Declare.
21112 * tree-flow.h (struct tree_niter_desc): Removed additional_info
21113 field. Added max field.
21115 2007-03-13 David Taylor <taylor@candd.org>
21118 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
21121 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21124 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
21125 two unamed patterns.
21127 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
21129 * config/i386/i386.opt (mcx16, msahf): New options.
21130 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
21131 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
21133 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
21134 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
21135 Output -mcx16 and -msahf options when corresponding bit is set.
21137 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
21138 and -msahf options.
21140 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
21142 * configure.ac: Test for assembler tolerance to # 0 "".
21143 * configure, config.in: Rebuilt.
21144 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
21146 2007-03-13 Geoffrey Keating <geoffk@apple.com>
21148 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
21150 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
21151 (handle_syscall): Handle direct system calls.
21152 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
21154 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
21156 * doc/invoke.texi: Fix cpp.info cross-reference.
21157 * doc/passes.texi: Fix gcc.info cross-reference.
21159 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
21161 PR tree-optimization/30835
21162 * lambda-code.c (can_convert_to_perfect_nest): Check whether
21163 bb_for_stmt is not NULL before accessing it.
21165 2007-03-12 Joseph Myers <joseph@codesourcery.com>
21167 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
21170 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
21173 * doc/install.texi: Document --enable-stage1-languages
21175 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
21177 * tree-pass.h (pass_into_cfg_layout_mode,
21178 pass_outof_cfg_layout_mode): Declare.
21179 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
21180 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
21181 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
21182 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
21184 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
21186 * c-decl.c (warn_variable_length_array): New function.
21187 Refactored from grokdeclarator to handle warn_vla
21188 and handle unnamed array case.
21189 (grokdeclarator): Refactored VLA warning case.
21190 * c.opt (Wvla): New flag.
21191 * doc/invoke.texi (Wvla): New warning.
21193 2007-03-12 Richard Henderson <rth@redhat.com>
21195 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
21196 (TARGET_SECTION_TYPE_FLAGS): New.
21198 2007-03-12 Richard Henderson <rth@redhat.com>
21200 * config/darwin.c (machopic_reloc_rw_mask): New.
21201 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
21202 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
21204 2007-03-12 Mark Mitchell <mark@codesourcery.com>
21206 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
21207 * cppdefault.h (cpp_PREFIX): Document.
21208 (cpp_PREFIX_len): Likewise.
21209 (cpp_EXEC_PREFIX): New variable.
21210 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
21211 * c-incpath.c (add_standard_paths): Correct logic for relocating
21212 paths within prefix.
21214 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
21216 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
21217 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
21219 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
21220 fix_truncdfdi_sse using SSEMODEF mode macro.
21221 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
21222 fix_truncdfsi_sse using SSEMODEF mode macro.
21223 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
21224 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
21226 2007-03-12 Richard Sandiford <richard@codesourcery.com>
21228 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
21229 elfos.h to tm_file.
21231 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
21233 * tree.h : Add multiple_of_p declaration.
21234 * fold-const.c (multiple_of_p): Make multiple_of_p public.
21235 * ipa-type-escape.c (results_of_malloc): Redundant.
21236 (visited_stmts): New. Visited stmt for walk_use_def_chains.
21237 (cast_type): Extended with new members.
21238 (check_cast): Returns cast_type.
21239 (cast): New structure for data of walk_use_def_chains.
21240 (is_malloc_result, is_cast_from_non_pointer_1,
21241 is_cast_from_non_pointer,
21242 is_array_access_through_pointer_and_index): New functions.
21243 (look_for_casts): Returns cast types.
21244 (check_call): Returns void.
21245 (okay_pointer_operation): Use support of pointer plus index,
21246 pointer plus constant and allow all multiplications.
21248 2007-03-11 Richard Guenther <rguenther@suse.de>
21250 PR tree-optimization/31115
21251 * tree-vrp.c (extract_range_from_binary_expr): Make sure
21252 the shift count is positive and non-anti-range for RSHIFT_EXPR.
21253 A shift count of zero is not special as with *_DIV_EXPR.
21254 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
21257 2007-03-11 Ian Lance Taylor <iant@google.com>
21259 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
21260 the *_DIV_EXPR codes correctly with overflow infinities.
21262 2007-03-11 Ira Rosen <irar@il.ibm.com>
21264 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
21265 indicate success/failure of the analysis. Add negation to subtrahend
21266 in case of subtraction. Fail if both operands contain constants.
21267 (create_data_ref): Fail if analyze_offset fails.
21269 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
21271 * config/i386/i386.md (frndintxf2): Rename to ...
21272 (rintxf2): ... this. Remove expander having same name.
21273 (rintsf2, rintdf2): Implement using SSEMODEF macro.
21274 (roundsf2, rounddf2): Ditto.
21275 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
21276 (lround<mode>di2, lround<mode>si2): Ditto.
21278 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
21280 * lower-subreg.c: Include except.h.
21281 (decompose_multiword_subregs): Verify that the only control flow
21282 insns we can split are loads to multi-words pseudos.
21283 Handle breaking such blocks after splitting, instead of calling
21284 find_many_sub_basic_blocks.
21286 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
21287 on the new basic block. Add a lengthy comment explaining why we
21288 thought this was necessary.
21289 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
21291 2007-03-10 Mark Mitchell <mark@codesourcery.com>
21294 * tree.c (walk_type_fields): Recurse into the element type of
21295 ARRAY_TYPEs if there is a pointer set.
21297 2007-03-10 Dirk Mueller <dmueller@suse.de>
21299 * c-common.c (warn_logical_operator): Fix condition.
21301 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
21303 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
21305 * config/darwin.c (machopic_select_section): Remove superfluous
21306 argument in call to categorize_decl_for_section. Remove unused
21309 2007-03-10 Joseph Myers <joseph@codesourcery.com>
21311 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
21313 * configure: Regenerate.
21315 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
21318 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
21319 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
21320 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
21321 Add LABEL_NUSES to emitted label.
21322 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
21323 branch probability value to emitted jump insn.
21324 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
21325 Do not check life information and do not re-arrange input operands
21326 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
21328 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
21330 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
21331 the change of decode_asm_operands.
21333 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
21335 * mode-switching.c (create_pre_exit): Skip blockage insn.
21337 2007-03-09 Diego Novillo <dnovillo@redhat.com>
21339 * tree-pass.h (TODO_update_smt_usage): Remove.
21341 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
21345 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21347 * pa.c (attr_length_call): Revise condition for long
21348 pc-relative branch.
21349 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
21350 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
21351 sequence on SOM target.
21353 2007-03-09 Geoffrey Keating <geoffk@apple.com>
21355 * gcc.c: Document %{, in big comment at top.
21356 (input_suffix_matches): Remove special handling for .s and
21358 (input_spec_matches): New.
21359 (handle_braces): Handle %{,.
21360 (validate_switches): ',' indicates a value which is not a switch.
21361 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
21362 to detect assembler input.
21363 * config/i386/sol2.h (CPP_SPEC): Likewise.
21364 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
21365 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
21366 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
21367 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
21368 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
21369 -m64 causes deployment target to default to 10.5.
21370 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
21372 2007-03-09 Richard Henderson <rth@redhat.com>
21375 * target.h (targetm.asm.out.reloc_rw_mask): New.
21376 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
21377 (TARGET_ASM_OUT): Use it.
21378 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
21379 * varasm.c (categorize_decl_for_section): Remove shlib argument;
21380 use the new reloc_rw_mask target hook instead.
21381 (default_section_type_flags_1): Merge into...
21382 (default_section_type_flags): ... here.
21383 (decl_readonly_section_1): Merge into...
21384 (decl_readonly_section): ... here.
21385 (default_elf_select_section_1): Merge into...
21386 (default_elf_select_section): ... here.
21387 (default_unique_section_1): Merge into...
21388 (default_unique_section): ... here.
21389 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
21390 (default_select_rtx_section): Use it.
21391 (default_elf_select_rtx_section): Likewise.
21392 * output.h: Update to match.
21393 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
21394 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
21395 (TARGET_ASM_RELOC_RW_MASK): New.
21396 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
21397 to categorize_decl_for_section.
21398 (x86_64_elf_unique_section): Likewise.
21399 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
21400 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
21401 (TARGET_ASM_RELOC_RW_MASK): New.
21402 * config/ia64/ia64.c (ia64_rwreloc_select_section,
21403 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
21404 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
21405 (TARGET_RWRELOC): Remove.
21406 (ia64_section_type_flags): Adjust call to default_section_type_flags.
21407 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
21408 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
21409 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
21410 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
21411 (rs6000_xcoff_select_section): Use decl_readonly_section.
21412 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
21413 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
21414 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
21415 (TARGET_SECTION_TYPE_FLAGS): Remove.
21416 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
21418 2007-03-09 Roger Sayle <roger@eyesopen.com>
21420 * fold-const.c (fold_comparison): Remove compile-time evaluation of
21421 complex constant equality/inequality comparisons for here.
21422 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
21423 known at compile-time or can be simplified to a scalar comparison.
21424 (fold_relational_const): Move compile-time evaluation of complex
21425 constant equality/inequality comparisons to here.
21427 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
21429 PR rtl-optimization/30643
21430 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
21432 (fold_rtx): Recurse, like before 2006-11-03.
21434 2007-03-09 DJ Delorie <dj@redhat.com>
21436 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
21439 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
21441 PR tree-optimization/30375
21442 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
21443 LHS of statements is not the same.
21444 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
21446 2007-03-09 Chao-ying Fu <fu@mips.com>
21448 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
21450 * doc/invoke.texi (-mdspr2): Document new option.
21451 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
21452 New unspec for DSP REV 2.
21453 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
21454 these instructions are extended in DSP REV 2.
21455 (mips-dspr2.md): Include.
21456 * config/mips/mips.opt (mdspr2): New option.
21457 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
21458 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
21459 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
21460 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
21461 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
21462 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
21463 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
21465 (bdesc_map): Add one field of unsupported_target_flags.
21466 (bdesc_arrays): Update entries to have extra fields. Add
21468 (mips_init_builtins): Initialize new function types.
21469 Check unsupported_target_fileds to filter out builtins.
21470 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
21472 (ASM_SPEC): Pass mdspr2 to the assembler.
21473 * config/mips/mips-dspr2.md: New file.
21475 2007-03-09 Sa Liu <saliu@de.ibm.com>
21477 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
21479 2007-03-09 Ian Lance Taylor <iant@google.com>
21481 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
21482 argument) like -Wstrict-overflow=2.
21483 * doc/invoke.texi (Warning Options): Update documentation.
21485 2007-03-09 Dirk Mueller <dmueller@suse.de>
21488 * doc/invoke.texi (-Wlogical-op): Document.
21489 * common.opt (-Wlogical-op): New.
21490 * c-common.h (warn_logical_operator): Declare.
21491 * c-common.c (warn_logical_operator): Define.
21492 * c-typeck.c (parser_build_binary_op): Call
21493 warn_logical_operator.
21495 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
21497 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
21498 * final.c (final_scan_insn): Test for non-"" file name.
21500 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
21502 * doc/loop.texi: Document the Omega linear constraints solver.
21503 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
21504 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
21505 omega-hash-table-size, omega-max-keys, and
21506 omega-eliminate-redundant-constraints.
21507 * tree-pass.h (pass_check_data_deps): Declared.
21510 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
21511 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
21512 pass_check_data_deps): New.
21513 * tree-data-ref.c (init_data_ref): Remove declaration.
21514 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
21515 (analyze_array): Renamed init_array_ref, move up initializations.
21516 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
21517 Removed arguments that are set to NULL.
21518 (analyze_indirect_ref): Correct indentation, correct call to
21520 (object_analysis): Call init_array_ref instead of analyze_array.
21521 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
21522 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
21523 of DR_ACCESS_FNS_ADDR.
21524 (init_omega_eq_with_af, omega_extract_distance_vectors,
21525 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
21526 ddr_consistent_p): New.
21527 (compute_affine_dependence): Check consistency of ddrs when
21528 flag_check_data_deps is passed.
21529 (analyze_all_data_dependences): Uncomment.
21530 (tree_check_data_deps): New.
21531 * tree-data-ref.h: Include omega.h.
21532 (DR_ACCESS_FNS_ADDR): Removed.
21533 (data_dependence_relation): Add inner_loop.
21534 (DDR_INNER_LOOP): New.
21535 * common.opt (fcheck-data-deps): New.
21536 * tree-flow.h (tree_check_data_deps): Declare.
21537 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
21538 (OBJS-common): Depend on omega.o.
21540 * passes.c (pass_check_data_deps): Scheduled.
21541 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
21542 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
21543 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
21544 PARAM_VECT_MAX_VERSION_CHECKS,
21545 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
21547 2007-03-09 Richard Guenther <rguenther@suse.de>
21549 PR tree-optimization/30904
21550 PR middle-end/31058
21551 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
21552 the same way as *_DIV_EXPR.
21554 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
21556 * recog.c (decode_asm_operands): No mixed declarations and code.
21558 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
21560 * rtl.def (ASM_INPUT): Add location.
21561 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
21562 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
21563 (decode_asm_operands): Add loc operand.
21564 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
21565 * stmt.c (expand_asm): Rename to...
21566 (expand_asm_loc): ... this. Add locus argument. Pass it on to
21567 gen_rtx_ASM_INPUT_loc.
21568 (expand_asm_expr): Adjust.
21569 * recog.c (decode_asm_operands): Add loc operand.
21570 (check_asm_operands, extract_insn): Adjust.
21571 * reload1.c (maybe_fix_stack_asms): Likewise.
21572 * final.c (asm_insn_count): Likewise.
21573 (final_scan_insn): Output # line before and after asm.
21575 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
21577 * tree-ssa-structalias.c (variable_info): Remove
21579 (new_var_info): Ditto.
21580 (shared_bitmap_info_t): New structure.
21581 (shared_bitmap_table): New variable.
21582 (shared_bitmap_hash): New function.
21583 (shared_bitmap_eq): Ditto
21584 (shared_bitmap_lookup): Ditto.
21585 (shared_bitmap_add): Ditto.
21586 (merge_smts_into): Change to take bitmap directly.
21587 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
21588 (init_alias_vars): Init shared bitmap hashtable.
21589 (delete_points_to_sets): Delete shared bitmap hashtable.
21590 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
21591 is_aliased removal as a change that was still necessary was
21594 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
21596 * config/i386/i386.h (override_options): Conditionally disable
21597 x86_sahf for 64bit targets only.
21599 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
21602 * c-decl.c (merge_decls): Don't call make_var_volatile.
21603 * varasm.c (make_var_volatile): Remove.
21604 * output.h (make_var_volatile): Remove.
21606 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
21608 PR tree-optimization/31085
21609 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
21611 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21613 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
21614 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
21615 ATTR_CONST_NOTHROW_LIST.
21617 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
21620 2007-03-08 Diego Novillo <dnovillo@redhat.com>
21622 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
21624 2007-03-08 Geoffrey Keating <geoffk@apple.com>
21627 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
21629 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
21630 passed, use shared libgcc.
21632 2007-03-08 Roger Sayle <roger@eyesopen.com>
21634 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
21635 instead of calling build2 with a GIMPLE_MODIFY_STMT.
21636 (honor_protect_cleanup_actions, lower_try_finally_switch):
21638 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
21639 ifc_temp_var): Likewise.
21640 * tree-inline.c (setup_one_parameter): Likewise.
21641 * tree-mudflap.c (mf_decl_cache_locals,
21642 mf_build_check_statement_for): Likewise.
21643 * tree-nested.c (init_tmp_var, save_tmp_var,
21644 finalize_nesting_tree_1): Likewise.
21645 * tree-outof-ssa.c (insert_copy_on_edge,
21646 insert_backedge_copies): Likewise.
21647 * tree-profile.c (tree_gen_edge_profiler,
21648 tree_gen_ic_profiler): Likewise.
21649 * tree-scalar-evolution.c (scev_const_prop): Likewise.
21650 * tree-sra.c (sra_build_assignment): Likewise.
21651 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
21652 * tree-ssa-math-opts.c (insert_reciprocals,
21653 execute_cse_sincos_1): Likewise.
21654 * tree-tailcall.c (adjust_accumulator_values,
21655 adjust_return_value): Likewise.
21656 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
21657 * tree-vect-transform.c (vect_create_data_ref_ptr,
21658 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
21659 vect_create_epilog_for_reduction, vectorizable_reduction,
21660 vectorizable_call, vectorizable_conversion,
21661 vectorizable_assignment, vectorizable_operation,
21662 vectorizable_type_demotion, vect_gen_widened_results_half,
21663 vect_permute_store_chain, vectorizable_store,
21664 vect_setup_realignment, vect_permute_load_chain,
21665 vectorizable_load, vectorizable_condition,
21666 vect_create_cond_for_align_checks): Likewise.
21667 * tree-vrp.c (build_assert_expr_for): Likewise.
21669 2007-03-08 Ian Lance Taylor <iant@google.com>
21671 * tree-vrp.c: Include "intl.h".
21672 (usable_range_p): New static function.
21673 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
21674 overflowed values, juts set *strict_overflow_p.
21675 (compare_values): Only return -2 if one of the operands is not a
21677 (compare_ranges): Call usable_range_p.
21678 (compare_range_with_value): Likewise.
21679 (vrp_evaluate_conditional_warnv): Rename from
21680 vrp_evaluate_conditional. Make static. Change all callers.
21681 (vrp_evaluate_conditional): New function.
21682 (simplify_div_or_mod_using_ranges): Issue warning about reliance
21683 on signed overflow.
21684 (simplify_abs_using_ranges): Likewise.
21685 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
21686 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
21687 within_stmt parameter.
21688 * tree-ssa-propagate.c (fold_predicate_in): Update call to
21689 vrp_evaluate_conditional.
21690 * tree-ssa-threadedge.c
21691 (record_temporary_equivalences_from_stmts_at_dest): Change
21692 simplify parameter to take a second tree parameter.
21693 (simplify_control_stmt_condition): Likewise.
21694 (thread_across_edge): Likewise.
21695 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
21696 (thread_across_edge): Likewise.
21697 * Makefile.in (tree-vrp.o): Depend upon intl.h.
21699 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
21701 * config/i386/i386.h (TARGET_SAHF): New define.
21702 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
21703 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
21704 (x86_sahf): New global variable.
21705 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
21706 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
21707 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
21708 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
21710 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
21711 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
21712 when expanding fcomi/sahf based tests.
21713 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
21714 expanding sahf based alternative. Emit sahf based sequence when
21715 optimizing for code size.
21716 * config/i386/i386.md (x86_sahf_1): Do not disable for
21717 TARGET_64BIT, enable for TARGET_SAHF.
21719 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
21721 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
21722 spurious whitespace from error message.
21724 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
21727 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
21729 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
21731 * c-decl.c (grokdeclarator): Disable warnings for anonymous
21733 * tree-sra.c (instantiate_element): Propagate disabled warnings
21734 from the element itself to the created variable.
21736 2007-03-07 Richard Henderson <rth@redhat.com>
21739 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
21740 silently fix up the stack in the case of a missing register.
21742 2007-03-07 Paul Brook <paul@codesourcery.com>
21744 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
21746 2007-03-07 Joseph Myers <joseph@codesourcery.com>
21748 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
21750 (phase1_vrs): Use them.
21751 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
21752 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
21753 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
21754 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
21755 __gnu_Unwind_Restore_WMMXC if required.
21756 (_Unwind_VRS_Pop): Implement iWMMXt support.
21757 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
21758 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
21759 gnu_Unwind_Save_WMMXC): Define.
21761 2007-03-07 Richard Sandiford <richard@codesourcery.com>
21763 * config/vxworks.h (vxworks_override_options): Declare.
21764 (VXWORKS_OVERRIDE_OPTIONS): Use it.
21765 * config/vxworks.c: Include target.h and toplev.h.
21766 (vxworks_override_options): New function.
21767 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
21769 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
21771 * config/s390/s390.c (override_options): Don't emit an error when
21772 -mstack-size is used without providing -mstack-guard.
21773 (s390_emit_prologue): Choose stack_guard value automatically if not
21774 provided via command line.
21775 * doc/invoke.texi: Adjust description of -mstack-guard and
21778 2007-03-07 Richard Sandiford <richard@codesourcery.com>
21780 * config/i386/i386.c (output_set_got): Add a GOT initialization
21781 sequence for VxWorks PIC.
21782 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
21783 around labels as well as symbols. Use gotoff_operand instead
21784 of local_symbolic_operand.
21785 (legitimize_pic_address): Use gotoff_operand instead of
21786 local_symbolic_operand. Use @GOT accesses for labels as
21788 (ix86_output_addr_diff_elt): Use PC-relative rather than
21789 GP-relative offsets for VxWorks PIC.
21790 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
21791 no_new_pseudos. Check whether the returned register is op0.
21792 * config/i386/i386.md (tablejump): Use PC-relative rather than
21793 GP-relative offsets for VxWorks PIC.
21794 * config/i386/predicates.md (gotoff_operand): New predicate.
21796 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21798 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
21800 * config/vxworks-dummy.h: New file.
21801 * config/i386/i386.h: Include it.
21803 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
21805 * dwarf2out.c (is_inlined_entry_point): New
21806 (add_high_low_attributes): Emit DW_AT_entry_pc along with
21807 DW_AT_ranges if the first subblock is the entry point.
21809 2007-03-06 David Daney <ddaney@avtrex.com>
21811 * doc/install.texi (mips-*-*): Change recommended binutils
21814 2007-03-06 Anatoly Sokolov <aesok@post.ru>
21816 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
21817 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
21819 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
21820 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
21822 2007-03-06 Jan Hubicka <jh@suse.cz>
21824 * errors.h (warning, error, fatal, internal_error): Mark as cold.
21825 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
21827 (probably_cold_bb_p): Cold functions are cold.
21828 (probably_never_executed_bb_p): Cold functions are cold.
21829 (tree_bb_level_predictions): Predict calls to cold functions as not
21831 (compute_function_frequency): Check hot/cold attributes.
21832 * function.h (function_frequency): Update comments.
21833 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
21834 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
21835 (c_common_att): Add cold and hot.
21837 * doc/extend.texi (hot,cold attributes): Document.
21839 2007-03-06 Andrew Haley <aph@redhat.com>
21841 * function.c (expand_function_end): Move blockage to just after we
21842 emit the label for the naked return from the function.
21844 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21846 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
21849 2007-03-06 Jan Hubicka <jh@suse.cz>
21851 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
21852 loaded for constant large models. Non-large 64bit PIC can do.
21853 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
21854 * cmodel.h: Add LARGE PIC.
21855 * i386.md (UNSPEC_PLTOFF): New.
21856 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
21858 (*call_1_rex64): Disable for large models.
21859 (*call_1_rex64_large): New.
21860 (*call_value_1_rex64): Disable for large models.
21861 (*call_value_1_rex64_large): New.
21862 (set_rip_rex4): New.
21863 (set_got_offset_rex64): New.
21864 * predicates.md (constant_call_address_operand): For large model
21865 constant calls are not possible.
21866 * i386-protos.h (construct_plt_address): Declare.
21867 * i386.c (override_options): Accept large models.
21868 (ix86_expand_prologue): Expand large PIC GOT pointer load.
21869 (legitimate_constant_p): Add new UNSPECs.
21870 (legitimate_pic_operand_p): Likewise.
21871 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
21872 (legitimize_pic_address): Do easy RIP relative way for TLS only for
21874 (output_pic_addr_const): Add PLTOFF.
21875 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
21876 (ix86_expand_move): Legitimize pic address when in PIC mode.
21877 (construct_plt_address): New function.
21878 (ix86_expand_call): Offload the address to register and use GOT
21879 pointer for large model.
21880 * invoke.texi (mcmodel=large): Update documentation.
21882 2007-03-06 Richard Henderson <rth@redhat.com>
21884 * config/i386/i386.c (x86_use_leave, x86_push_memory,
21885 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
21886 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
21887 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
21888 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
21889 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
21890 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
21891 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
21892 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
21893 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
21894 x86_partial_reg_dependency, x86_memory_mismatch_stall,
21895 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
21896 x86_sse_partial_reg_dependency, x86_sse_split_regs,
21897 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
21898 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
21899 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
21900 x86_schedule, x86_use_bt, x86_pad_returns,
21901 x86_use_xchgb): Merge into ...
21902 (ix86_tune_features): ... here. New array.
21903 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
21904 x86_bswap): Merge into ...
21905 (ix86_arch_features): ... here. New array.
21906 (x86_3dnow_a): Remove.
21907 (x86_accumulate_outgoing_args): Make static.
21908 (x86_arch_always_fancy_math_387): Make static.
21909 (ix86_tune_mask, ix86_arch_mask): Move ...
21910 (override_options): ... to local variables here. Apply the
21911 appropriate mask to each element of ix86_arch_features and
21912 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
21913 as were done in the old macros.
21914 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
21915 * config/i386/i386.h (x86_use_leave, x86_push_memory,
21916 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
21917 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
21918 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
21919 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
21920 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
21921 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
21922 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
21923 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
21924 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
21925 x86_partial_reg_dependency, x86_memory_mismatch_stall,
21926 x86_accumulate_outgoing_args, x86_prologue_using_move,
21927 x86_epilogue_using_move, x86_decompose_lea,
21928 x86_arch_always_fancy_math_387, x86_shift1,
21929 x86_sse_partial_reg_dependency, x86_sse_split_regs,
21930 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
21931 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
21932 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
21933 x86_use_incdec, x86_pad_returns, x86_bswap,
21934 x86_partial_flag_reg_stall): Remove.
21935 (enum ix86_tune_indices): New.
21936 (ix86_tune_features): New.
21937 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
21938 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
21939 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
21940 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
21941 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
21942 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
21943 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
21944 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
21945 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
21946 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
21947 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
21948 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
21949 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
21950 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
21951 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
21952 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
21953 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
21954 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
21955 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
21956 TARGET_EXT_80387_CONSTANTS): Use it.
21957 (enum ix86_arch_indices): New.
21958 (ix86_arch_features): New.
21959 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
21960 TARGET_BSWAP): Use it.
21961 (ix86_tune_mask, ix86_arch_mask): Remove.
21963 2007-03-06 Joseph Myers <joseph@codesourcery.com>
21966 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
21967 Define using $${sysroot_headers_suffix}.
21968 * configure: Regenerate.
21969 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
21970 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
21972 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
21973 * gcc.c (print_sysroot_headers_suffix): New.
21974 (option_map): Include --print-sysroot-headers-suffix.
21975 (display_help): Mention -print-sysroot-headers-suffix.
21976 (process_command): Handle -print-sysroot-headers-suffix.
21977 (do_spec_1): Append multilib directory to include-fixed path if
21978 sysroot suffixes in use.
21979 (main): Handle -print-sysroot-headers-suffix.
21980 * Makefile.in (start.encap): Don't depend on xlimits.h
21981 (xlimits.h): Remove.
21982 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
21983 limits.h for each multilib in fixinc_list.
21984 (fixinc_list, s-fixinc_list): New.
21985 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
21986 generate them for each multilib in fixinc_list.
21987 (stmp-fixproto): Use include-fixed. Run fixproto for each
21988 multilib in fixinc_list.
21989 (mostlyclean): Don't remove xlimits.h.
21990 (clean): Remove include-fixed.
21991 (real-install-headers-tar, real-install-headers-cpio,
21992 real-install-headers-cp): Don't copy include, only include-fixed.
21993 (install-mkheaders): Depend on fixinc_list. Don't depend on
21994 xlimits.h. Save limits.h files for each multilib in fixinc_list.
21995 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
21996 SYSTEM_HEADER_DIR setting in mkheaders.conf.
21998 2007-03-06 Jan Hubicka <jh@suse.cz>
22000 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
22003 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22005 * configure.ac: Allow tm_file to contain build-directory files.
22006 * configure: Regenerate.
22007 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
22008 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
22009 * config/m68k/print-sysroot-suffix.sh: New file.
22011 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22013 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
22014 of pic_offset_table_rtx if reload_completed.
22015 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
22016 PIC_OFFSET_TABLE_REGNUM.
22017 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
22019 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
22020 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
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 call eh_return.
22027 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22029 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
22030 functions that need a constant pool.
22032 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22035 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
22036 (m68k_preferred_reload_class): Likewise.
22037 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
22038 (SECONDARY_RELOAD_CLASS): Define.
22039 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
22040 (LIMIT_RELOAD_CLASS): Delete.
22041 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
22042 registers from storing bytes.
22043 (m68k_secondary_reload_class): New function.
22044 (m68k_preferred_reload_class): Likewise.
22046 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22048 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
22050 (m68k_expand_prologue): Likewise.
22052 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22054 * config/m68k/m68k-protos.h (output_sibcall): Declare.
22055 (mips_expand_epilogue): Add a bool parameter.
22056 (m68k_legitimize_sibcall_address): Declare.
22057 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
22058 (m68k_expand_epilogue): Add a parameter to select between sibling
22059 and normal epilogues. Only generate a return for the latter.
22060 (m68k_ok_for_sibcall_p): New function.
22061 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
22062 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
22063 (sibcall_value, *sibcall_value): Likewise.
22064 (*call, *call_value): Require !SIBLING_CALL_P.
22065 (epilogue): Update call to m68k_expand_epilogue.
22066 (sibcall_epilogue): New pattern.
22067 * config/m68k/predicates.md (const_call_operand): Say that this
22068 predicate applies to sibling calls too.
22069 (sibcall_operand): New predicate.
22071 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22073 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
22074 alternatives as movsi_cf.
22075 (movsf_cf_hard): Add commentary.
22077 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
22078 Richard Sandiford <richard@codesourcery.com>
22080 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
22081 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
22082 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
22083 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
22084 as being live on exit from an interrupt function.
22085 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
22086 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
22087 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
22088 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
22089 (m68k_interrupt_function_p): Globalize.
22090 (m68k_compute_frame_layout): Remove reverse mask code.
22091 (m68k_emit_movem, m68k_set_frame_related): New functions.
22092 (m68k_output_function_prologue): Delete in favor of...
22093 (m68k_expand_prologue): ...this new function.
22094 (m68k_output_function_epilogue): Delete in favor of...
22095 (m68k_expand_epilogue): ...this new function.
22096 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
22098 (print_operand): Handle %?.
22099 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
22100 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
22101 (prologue, epilogue): New patterns.
22102 (return): Turn into a define_expand.
22103 (*return): New pattern, derived from old "return" pattern. Use rte
22104 rather than rts for interrupt functions. Only use rtd if the pop
22106 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
22107 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
22108 (link, *link, unlink, *unlink, load_got): Likewise.
22110 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22114 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
22115 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
22116 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
22117 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
22118 and m68k_matches_u_p.
22119 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
22120 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
22121 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
22122 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
22123 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
22124 (REG_STRICT_P): New macro.
22125 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
22126 PCREL_GENERAL_OPERAND_OK.
22127 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
22128 m68k_legitimate_base_reg_p.
22129 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
22130 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
22131 (PIC_CASE_VECTOR_ADDRESS): Update comment.
22132 * config/m68k/m68k.c (m68k_address): New structure.
22133 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
22134 (m68k_decompose_index, m68k_legitimate_constant_address_p)
22135 (m68k_jump_table_ref_p, m68k_decompose_address)
22136 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
22137 (m68k_matches_u_p): New functions.
22138 (print_operand_address): Rewrite to use m68k_decompose_index.
22140 2007-03-05 David Taylor <dtaylor@emc.com>
22142 * gcc.c: Correct copyright date in --version output.
22144 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22146 * pa.md: In unamed move patterns, disparge copies between general
22147 and floating point registers using '?' modifier. Don't include 'f'
22148 constraint for register preferences in DImode, SImode, HImode and
22149 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
22150 Remove constraints for copies between general and floating registers
22151 in soft-float DFmode pattern.
22152 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
22156 2007-03-05 Mike Stump <mrs@apple.com>
22158 * c-common.c (targetcm): Add.
22159 * c-opts.c (c_common_handle_option): Handle language specific
22161 * opts.c (handle_option): Verify language for target options, if
22163 * opth-gen.awk: Add CL_LANG_ALL.
22164 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
22165 (TARGETCM_INITIALIZER): Add.
22166 * target.h (struct gcc_targetcm): Add.
22168 * targhooks.c (default_handle_c_option): Add.
22169 * targhooks.h (default_handle_c_option): Add.
22170 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
22172 * config/darwin.opt (iframework): Add.
22173 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
22174 * config/darwin-c.c (handle_c_option): Add.
22175 (TARGET_HANDLE_C_OPTION): Add.
22177 * doc/invoke.texi (Darwin Options): Add -iframework.
22179 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22181 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
22184 2007-03-05 Ian Lance Taylor <iant@google.com>
22186 * c.opt (fgnu89-inline): New option.
22187 * c-opts.c (c_common_post_options): Set default value for
22189 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
22190 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
22192 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
22193 (grokdeclarator, start_function): Likewise.
22194 * c-cppbuiltin.c (c_cpp_builtins): Define either
22195 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
22196 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
22197 (C Dialect Options): Document -fgnu89-inline.
22198 * doc/extend.texi (Function Attributes): Explain what the
22199 gnu_inline attribute does.
22200 * doc/cpp.texi (Common Predefined Macros): Document
22201 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
22203 2007-03-05 Ian Lance Taylor <iant@google.com>
22205 PR tree-optimization/31034
22206 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
22207 half-range if the other side is an overflow infinity.
22209 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
22211 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
22212 (bfin*-linux-uclibc*): New configuration.
22213 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
22215 * config/bfin/linux.h: New file.
22216 * config/bfin/libgcc-bfin.ver: New file.
22217 * config/bfin/t-bfin-uclinux: New file.
22218 * config/bfin/t-bfin-linux: New file.
22219 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
22220 (TARGET_OS_CPP_BUILTINS): New macro.
22222 2007-03-05 Richard Guenther <rguenther@suse.de>
22224 * fold-const.c (fold_binary): Remove duplicate folding
22225 of comparison of non-null ADDR_EXPR against null.
22227 2007-03-05 Richard Guenther <rguenther@suse.de>
22228 Dorit Nuzman <dorit@il.ibm.com>
22230 PR tree-optimization/26420
22231 * tree-vectorizer.c (vectorize_loops): Bail out early if there
22232 are no loops in the function. Only print the number of
22233 vectorized loops if it is greater than zero or we are supposed
22234 to print information about unvectorized loops.
22236 2007-03-05 Revital Eres <eres@il.ibm.com>
22238 * gcc.dg/var-expand1.c: New test.
22239 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
22240 when an accumulator is expanded.
22242 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22245 * c-common.c (convert_and_check): Don't give warnings for
22246 conversion if 'expr' already overflowed.
22248 2007-03-04 Roger Sayle <roger@eyesopen.com>
22250 PR middle-end/30744
22251 * fold-const.c (fold_comparison): Enforce type consistency when
22252 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
22254 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
22256 * tree-ssa-address.c (create_mem_ref): Do not put an expression
22257 containing a cast to the base of TARGET_MEM_REF.
22259 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
22261 * tree.c (tree_contains_struct_check_failed): Remove spurious
22262 whitespace from error message.
22264 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
22267 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
22268 instead of precision.
22270 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
22271 Nathan Sidwell <nathan@codesourcery.com>
22273 * emit-rtl.c (find_auto_inc): New.
22274 (try_split): recreate REG_INC notes,
22275 Use regular for loops rather than whiles.
22277 2007-03-03 Andreas Schwab <schwab@suse.de>
22279 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
22280 * configure: Regenerate.
22282 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22284 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
22285 flag_rounding_math, not flag_unsafe_math_optimizations.
22287 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
22289 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
22290 alpha_fold_vector_minmax): Likewise.
22291 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
22292 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
22294 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
22296 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
22297 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
22298 if the lhs has side-effects.
22299 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
22301 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
22303 * config/i386/i386.h (TUNEMASK): Remove define.
22304 (ARCHMASK): Remove define.
22305 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
22306 Use ix86_arch_mask variable instead of ARCHMASK.
22307 * config/i386/i386.c (override_options): Ditto.
22308 (standard_80387_constant_p): Ditto.
22310 2007-03-02 Ian Lance Taylor <iant@google.com>
22312 Used signed infinities in VRP.
22313 * tree-vrp.c (uses_overflow_infinity): New static function.
22314 (supports_overflow_infinity): New static function.
22315 (make_overflow_infinity): New static function.
22316 (negative_overflow_infinity): New static function.
22317 (positive_overflow_infinity): New static function.
22318 (is_negative_overflow_infinity): New static function.
22319 (is_positive_overflow_infinity): New static function.
22320 (is_overflow_infinity): New static function.
22321 (overflow_infinity_range_p): New static function.
22322 (compare_values_warnv): New function split out of compare_values.
22323 (compare_value): Call it.
22324 (set_value_range_to_nonnegative): Add overflow_infinity
22325 parameter. Change caller.
22326 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
22328 (vrp_expr_computes_nonzero): Likewise.
22329 (compare_ranges, compare_range_with_value): Likewise.
22330 (compare_name_with_value, compare_names): Likewise.
22331 (vrp_evaluate_conditional): Likewise.
22332 (set_value_range): Handle infinity
22333 (vrp_operand_equal_p, operand_less_p): Likewise.
22334 (extract_range_from_assert): Likewise.
22335 (vrp_int_const_binop): Likewise.
22336 (extract_range_from_binary_expr): Likewise.
22337 (extract_range_from_unary_expr): Likewise.
22338 (extract_range_from_comparison): Likewise.
22339 (extract_range_from_expr): Likewise.
22340 (dump_value_range): Likewise.
22341 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
22342 (test_for_singularity): Likewise.
22343 (vrp_int_const_binop): Remove inline qualifier.
22344 (adjust_range_with_scev): Add comment.
22345 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
22347 2007-03-02 Diego Novillo <dnovillo@redhat.com>
22349 * tree-ssa-structalias.c (could_have_pointers): Tidy.
22350 (get_constraint_for): Likewise.
22351 (do_structure_copy): Likewise.
22352 (find_func_aliases): Fix references to MODIFY_EXPR.
22353 (intra_create_variable_infos): Tidy.
22354 * tree-ssa-operands.c (add_virtual_operand): Add argument
22356 When adding members of alias sets, if IS_CALL_SITE is true and
22357 the symbol is not call-clobbered, skip it.
22358 Adjust all callers.
22360 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
22362 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
22363 entry by means of emit_insn_at_entry.
22365 2007-03-02 Richard Henderson <rth@redhat.com>
22367 * expr.h (promoted_input_arg): Remove decl.
22368 * function.c (promoted_input_arg): Merge into ...
22369 * combine.c (setup_incoming_promotions): ... only caller.
22370 Rearrange to avoid double loop.
22372 2007-03-02 Ben Elliston <bje@au.ibm.com>
22373 Peter Bergner <bergner@vnet.ibm.com>
22374 Janis Johnson <janis187@us.ibm.com>
22376 * config/rs6000/dfp.md: New file.
22377 * config/rs6000/rs6000.md: Include dfp.md.
22378 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
22379 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
22380 and TDmode decimal float modes in FP registers.
22381 (num_insns_constant): Likewise.
22382 (rs6000_legitimate_offset_address_p): Likewise.
22383 (rs6000_legitimize_address): Likewise.
22384 (rs6000_legitimize_reload_address): Likewise.
22385 (rs6000_legitimate_address): Likewise.
22386 (rs6000_emit_move): Likewise.
22387 (function_arg_boundary): Likewise.
22388 (function_arg_advance): Likewise.
22389 (rs6000_darwin64_record_arg_recurse): Likewise.
22390 (function_arg): Likewise.
22391 (rs6000_gimplify_va_arg): Likewise.
22392 (rs6000_split_multireg_move): Likewise.
22393 (rs6000_output_function_epilogue): Likewise.
22394 (rs6000_output_function_epilogue): Likewise.
22395 (rs6000_register_move_cost): Likewise.
22396 (rs6000_function_value): Likewise.
22397 (rs6000_libcall_value): Likewise.
22399 2007-03-02 Richard Sandiford <richard@codesourcery.com>
22401 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
22403 2007-03-02 Richard Sandiford <richard@codesourcery.com>
22405 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
22406 Use $MULTIDIR to choose between the kernel and RTP headers,
22407 and use $WIND_BASE and $WIND_USR to locate them.
22409 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
22411 * config/i386/i386.c (override_options): Put initialization of
22412 ix86_tune_mask and ix86_arch_mask to the correct place.
22414 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
22415 Michael Meissner <michael.meissner@amd.com>
22418 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
22419 (ARCHMASK): Define.
22420 (TARGET_CMOVE): Use ARCHMASK.
22421 (TARGET_CMPXCHG): Ditto.
22422 (TARGET_CMPXCHG8B): Ditto.
22423 (TARGET_XADD): Ditto.
22424 (TARGET_BSWAP): Ditto.
22425 * config/i386/i386.c (ix86_tune_mask): New global variable.
22426 (ix86_arch_mask): Ditto.
22427 (override_options): Initialize ix86_tune_mask and
22428 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
22431 2007-03-02 Ben Elliston <bje@au.ibm.com>
22434 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
22436 2007-03-02 Joseph Myers <joseph@codesourcery.com>
22438 * target.h (init_dwarf_reg_sizes_extra): New target hook.
22439 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
22440 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
22441 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
22443 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
22444 rs6000_init_dwarf_reg_sizes_extra): New.
22445 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
22446 SPE register high parts.
22448 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
22450 * Makefile.in: Add install-pdf target as
22451 copied from automake v1.10 rules.
22452 * configure.ac: Add install-pdf to target list.
22453 * configure: Regenerate.
22455 2007-03-01 Paul Brook <paul@codesourcery.com>
22457 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
22458 modes to LDRD for DImode.
22459 (output_move_double): Fixup out of range ldrd/strd.
22460 (vfp_secondary_reload_class): Rename...
22461 (coproc_secondary_reload_class): ... to this. Add wb argument.
22462 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
22463 coproc_secondary_reload_class for CLASS_IWMMXT.
22464 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
22465 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
22467 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
22469 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
22470 unroll factor by the estimated number of iterations.
22471 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
22472 than prefetch latency.
22474 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
22475 decode_caches_intel, detect_caches_intel): New functions.
22476 (host_detect_local_cpu): Use detect_caches_amd and
22477 detect_caches_intel.
22479 2007-03-01 Richard Henderson <rth@redhat.com>
22481 * expr.c (emit_move_complex_push): Export.
22482 (emit_move_complex_parts): Split out from ...
22483 (emit_move_complex): ... here.
22484 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
22485 * config/i386/i386.md (movcdi): New.
22487 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
22489 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
22490 size of mode1 to check for tieable modes in MMX case.
22492 2007-03-01 Richard Sandiford <richard@codesourcery.com>
22494 * Makefile.in (rtlanal.o): Depend on tree.h.
22495 * rtl.h (offset_within_section_p, split_const): Declare.
22496 * rtlanal.c: Include tree.h.
22497 (offset_within_block_p): New function, taken from
22498 mips_offset_within_object_p.
22499 (split_const): New function, taken from mips_split_const.
22500 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
22502 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
22503 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
22504 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
22505 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
22506 (m68k_illegitimate_symbolic_constant_p): New function.
22507 * config/m68k/m68k.md (movsi): Remove misleading predicates.
22508 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
22509 symbolic constant that might be outside the symbol's section,
22510 move the symbol first and then add the offset.
22511 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
22513 * config/mips/mips.c (mips_split_const): Delete.
22514 (mips_offset_within_object_p): Delete.
22515 (mips_symbolic_constant_p): Use offset_within_section_p and
22516 split_const instead of mips_offset_within_object_p and
22518 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
22519 (mips_legitimize_const_move, print_operand_reloc)
22520 (mips_dangerous_for_la25_p): Use split_const instead of
22523 2007-02-28 Eric Christopher <echristo@apple.com>
22525 * Makefile.in (install-include-dir): Don't rm -rf include.
22527 2007-02-28 Richard Guenther <rguenther@suse.de>
22529 PR middle-end/30364
22530 * fold-const.c (fold_binary): Do not associate expressions
22531 with more than one variable for integer types that do not wrap.
22533 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
22535 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
22536 Delete, and replace with...
22537 (fold_builtin_call_array): This. Update callers to use it.
22538 * fold-const.c (fold_build_call_list): Delete, and replace with...
22539 (fold_build_call_array): This.
22540 (fold_build_call_list_initializer): Delete, and replace with...
22541 (fold_build_call_array_initializer): This.
22542 * tree.h: Update declarations to reflect above changes.
22544 * c-typeck.c (build_function_call): Store converted arguments
22545 in a stack-allocated array instead of building a list.
22546 (convert_arguments): Store arguments in the array passed in as an
22547 argument, and return the actual number of arguments.
22548 * c-format.c: (check_function_format): Pass arguments in an
22549 array instead of a list.
22550 * c-common.c (check_function_nonnull): Likewise.
22551 (check_function_sentinel): Likewise.
22552 (check_function_arguments): Likewise.
22553 * c-common.h: Update declarations to reflect above changes.
22555 2007-02-28 Jan Hubicka <jh@suse.cz>
22557 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
22558 PRED_NEGATIVE_RETURN): Update outcomes.
22560 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
22562 * calls.c (emit_library_call_value_1): Handle partial registers
22563 correctly when building up CALL_INSN_FUNCTION_USAGE.
22565 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22567 * pa/predicates.md (move_src_operand): Allow zero for mode.
22568 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
22571 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
22574 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
22575 *movv2df_internal): Enable pattern only for valid operand
22577 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
22578 tie only 128bit modes. For MMX registers, tie only 64bit modes.
22580 2007-02-27 Mike Stump <mrs@apple.com>
22582 * config/darwin-crt3.c: Avoid compilation when compiling for a
22585 2007-02-27 Joseph Myers <joseph@codesourcery.com>
22587 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
22589 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
22590 for fixed headers and limits.h.
22591 (install-include-dir, install-headers-tar, install-headers-cpio,
22592 install-headers-cp, real-install-headers-tar,
22593 real-install-headers-cpio, real-install-headers-cp): Handle
22594 include-fixed as well as include.
22595 (install-mkheaders): Don't install files that go only in include
22597 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
22598 from GCC_INCLUDE_DIR.
22599 * gcc.c (process_command): Remove special -BstageN/ handling.
22600 (do_spec_1): Add include-fixed directories.
22602 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
22604 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
22606 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
22608 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
22611 2007-02-27 Mark Mitchell <mark@codesourcery.com>
22613 * c-common.c (get_priority): Add check for
22614 SUPPORTS_INIT_PRIORITY.
22616 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
22618 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
22620 * config/bfin/bfin.c: Include "cfglayout.h".
22621 (MAX_LSETUP_DISTANCE): New macro.
22622 (struct loop_info): New members incoming, incoming_src and
22623 incoming_dest. Delete member predecessor.
22624 (length_for_loop): New function.
22625 (bfin_optimize_loop): Handle more different loop structures.
22626 (bfin_discover_loop): Rework detection of predecessor blocks by
22627 examining incoming edges.
22628 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
22630 (bfin_reorder_loops): New function.
22631 (bfin_reorg_loops): Use these three new functions.
22633 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
22634 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
22635 (CONSTRAINT_LEN): Add entry for 'q'.
22636 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
22637 Add 'q' constraints.
22638 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
22639 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
22641 * config/bfin/bfin.md (add_with_carry): New pattern.
22642 (s_or_u, su_optab, su_modifier): New code macros/attrs.
22643 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
22644 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
22645 support unsigned multiplies too. Removed incorrect commutativity from
22646 operand 1 constraint where appropriate.
22647 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
22649 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
22650 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
22652 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
22653 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
22654 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
22655 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
22656 usmulhisi_hh_huh): New patterns.
22658 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
22659 lshifthi3): Fix output template to use half reg for operand 2.
22661 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
22664 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
22666 2007-02-27 Andreas Schwab <schwab@suse.de>
22668 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
22670 2007-02-27 Jan Hubicka <jh@suse.cz>
22672 * predict.c (last_basic_block_p): Remove.
22673 (tree_estimate_probability): Update return heuristic for commonized
22676 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
22678 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
22680 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
22682 * doc/include/gcc-common.texi (versionsubtitle): New macro.
22683 * doc/cpp.texi: Standardize title page.
22684 * doc/cppinternals.texi: Likewise.
22685 * doc/gcc.texi: Standardize title page, remove version number
22686 from copyright page.
22687 * doc/gccint.texi: Likewise.
22688 * doc/install.texi: Standardize title page, add table of
22691 2007-02-26 Jan Hubicka <jh@suse.cz>
22693 * predict.def: Set outcomes according to more recent results.
22694 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
22695 Remove dead predictors.
22696 * predict.c (return_prediction): Fix pasto.
22698 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
22700 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
22701 change; avoid a memory leak when returning early.
22703 2007-02-26 Mark Mitchell <mark@codesourcery.com>
22705 * c-decl.c (static_ctors): Move to c-common.c.
22706 (static_dtors): Likewise.
22707 (finish_function): Use c_record_cdtor_fn.
22708 (build_cdtor): Move to c-common.c.
22709 (c_write_global_declarations): Use c_build_cdtor_fns.
22710 * c-common.h (static_ctors): Declare.
22711 (static_dtors): Likewise.
22712 (c_record_cdtor_fn): Likewise.
22713 (c_build_cdtor_fns): Likewise.
22714 * c-common.c (static_ctors): New variable.
22715 (static_dtors): Likewise.
22716 (c_record_cdtor_fn): New function.
22717 (build_cdtor): Move from c-decl.c
22718 (c_build_cdtor_fns): New function.
22720 * output.h (assemble_addr_to_section): Declare.
22721 (get_cdtor_priority_section): Likewise.
22722 * varasm.c (assemble_addr_to_section): New function.
22723 (get_cdtor_priority_section): Likewise.
22724 (default_named_section_asm_out_destructor): Use them.
22725 (destor_dtor_section_asm_out_destructor): Likewise.
22726 (default_named_section_asm_out_constructor): Likewise.
22727 (default_ctor_section_asm_out_constructor): Likewise.
22728 * config.gcc (*-*-vxworks*): Include vxworks.o.
22729 * config/t-vxworks (vxworks.o): New target.
22730 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
22731 (TARGET_ASM_CONSTRUCTOR): Define.
22732 (TARGET_ASM_DESTRUCTOR): Likewise.
22733 (vxworks_asm_out_constructor): Declare.
22734 (vxworks_asm_out_destructor): Likewise.
22736 * c-common.c (get_priority): Check that we have not just an
22737 INTEGER_CST, but an integer constant with integeral type.
22739 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
22741 PR tree-optimization/30938
22742 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
22743 use &dt[nargs-1] instead of &dt[nargs] in the call to
22744 vect_is_simple_use().
22746 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
22748 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
22749 from register elimination as PRE_MODIFY / POST_MODIFY increments.
22750 Do not attempt to handle MEM inside auto-inc expressions.
22751 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
22752 of a register modified by an auto-inc expression. However, do handle
22753 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
22754 (elimination_effects): Prohibit elimination of a register modified
22755 by an auto-inc expression. Disable register elimination rules whose
22756 target register is modified by an auto-inc expression with variable
22759 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
22761 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
22763 (array_at_struct_end_p): New function.
22764 (idx_infer_loop_bounds): Use it.
22765 (estimate_numbers_of_iterations_loop): Export.
22766 * predict.c (predict_loops): Use estimated_loop_iterations_int.
22767 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
22768 (tree_estimate_probability): Call record_loop_exits.
22769 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
22770 (estimated_loop_iterations, estimated_loop_iterations_int,
22771 estimated_loop_iterations_tree): New functions.
22772 (analyze_siv_subscript_cst_affine,
22773 compute_overlap_steps_for_affine_1_2,
22774 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
22775 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
22776 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
22777 (PRED_LOOP_ITERATIONS_GUESSED): New.
22778 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
22779 * cfgloop.h (estimate_numbers_of_iterations_loop,
22780 estimated_loop_iterations_int): Declare.
22782 2007-02-25 Mark Mitchell <mark@codesourcery.com>
22784 * doc/extend.texi: Document optional priority argument to
22785 constructors and destructors.
22786 * tree.c (init_priority_for_decl): Adjust GTY markers.
22787 (init_ttree): Use priority-info hash functions for
22788 init_priority_for_decl.
22789 (tree_map_eq): Rename to ...
22790 (tree_map_base_eq): ... this.
22791 (tree_map_marked_p): Rename to ...
22792 (tree_map_base_marked_p): ... this.
22793 (tree_map_base_hash): New function.
22794 (decl_init_priority_lookup): Rework.
22795 (decl_fini_priority_lookup): New function.
22796 (decl_priority_info): New function.
22797 (decl_init_priority_insert): Use it.
22798 (decl_fini_priority_insert): Likewise.
22799 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
22801 (decl_restrict_base_insert): Likewise.
22802 (decl_debug_expr_insert): Likewise.
22803 (decl_value_expr_lookup): Likewise.
22804 (decl_value_expr_insert): Likewise.
22805 * tree.h (priority_type): New type.
22806 (decl_init_priority_lookup): Use priority_type.
22807 (decl_fini_priority_lookup): New function.
22808 (decl_init_priority_insert): Use priority_type.
22809 (decl_fini_priority_insert): New function.
22810 (DECL_HAS_INIT_PRIORITY): Tweak comments.
22811 (DECL_INIT_PRIORITY): Likewise.
22812 (SET_DECL_INIT_PRIORITY): Add comment.
22813 (DECL_FINI_PRIORITY): New macro.
22814 (SET_DECL_FINI_PRIORITY): Likewise.
22815 (DEFAULT_INIT_PRIORITY): Document.
22816 (MAX_INIT_PRIORITY): Likewise.
22817 (MAX_RESERVED_INIT_PRIORITY): Likewise.
22818 (tree_map_base): New type.
22819 (tree_map_base_eq): New function.
22820 (tree_map_base_hash): Likewise.
22821 (tree_map_base_marked_p): Likewise.
22822 (tree_map): Inherit from tree_map_base.
22823 (tree_map_eq): Make it a macro.
22824 (tree_map_marked_p): Likewise.
22825 (tree_int_map): Inherit from tree_map_base.
22826 (tree_int_map_eq): Make it a macro.
22827 (tree_int_map_hash): Likewise.
22828 (tree_int_map_marked_p): Likewise.
22829 (tree_priority_map): New type.
22830 (tree_priority_map_eq): New macro.
22831 (tree_priority_map_hash): Likewise.
22832 (tree_priority_map_marked_p): Likewise.
22833 * varasm.c (emults_decl): Adjust for refactoring of tree_map
22835 (emutls_common_1): Likewise.
22836 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
22837 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
22838 of tree_map hierarchy.
22839 * tree-cfg.c (move_stmt_r): Likewise.
22840 (new_label_mapper): Likewise.
22841 * c-tree.h (c_expand_body): Move to ...
22842 * c-common.h (c_expand_body): ... here.
22843 * c-decl.c (c_expand_body): Move to ...
22844 * c-common.c (c_expand_body): ... here.
22845 (c_common_attribute_table): Allow 1 argument for the constructor
22846 and destructor attributes.
22847 (get_priority): New function.
22848 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
22849 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
22851 2007-02-24 Jan Hubicka <jh@suse.cz>
22853 PR middle-end/30509
22854 * tree-inline.c (copy_bb): Produce exact copy of EH info when
22855 copying for inlining.
22857 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
22858 Jan Hubicka <jh@suse.cz>
22861 * i386.c (counter_mode): New function.
22862 (expand_set_or_movmem_via_loop): Use it.
22863 (expand_movmem_epilogue): Likewise; fix pasto.
22864 (ix86_expand_movmem): Do emit guard even for constant counts.
22865 (ix86_expand_setmem): Likewise.
22867 2007-02-25 Nick Clifton <nickc@redhat.com>
22869 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
22870 (JUMP_TABLES_IN_TEXT_SECTION): Define.
22872 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
22875 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
22876 count argument with 0x10, not with 0x16.
22877 (expand_setmem_epilogue): Ditto.
22879 2007-02-24 Mike Stump <mrs@apple.com>
22881 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
22884 2007-02-24 Richard Guenther <rguenther@suse.de>
22886 PR middle-end/30951
22887 * fold-const.c (fold_binary): Fold x +- CST op x for
22888 EQ_EXPR and NE_EXPR.
22890 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22892 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
22894 2007-02-24 Jan Hubicka <jh@suse.cz>
22896 * cgraphunit.c (decide_is_function_needed): Honor
22897 -fkeep-inline-functions.
22899 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22901 * builtins.c (fold_builtin_modf): New.
22902 (fold_builtin_2): Use it.
22904 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
22906 * loop-iv.c (implies_p): Detect additional cases where A implies B.
22907 (determine_max_iter): Take additional LOOP arg; all callers changed.
22908 Lose broken logic dealing with PLUS. Try to limit the upper bound by
22909 one using simplifications.
22910 (simplify_using_initial_values): Return if the expression becomes
22911 invalid due to altered regs.
22913 2007-02-23 DJ Delorie <dj@redhat.com>
22915 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
22917 2007-02-23 Mike Stump <mrs@apple.com>
22919 * tlink.c (scan_linker_output): Parse linker messages from
22920 darwin9's linker better.
22922 2007-02-23 Steve Ellcey <sje@cup.hp.com>
22925 * varpool.c (varpool_assemble_pending_decls): Set
22926 varpool_last_needed_node to null.
22928 2007-02-23 DJ Delorie <dj@redhat.com>
22930 * config/i386/i386.c (ix86_data_alignment): Don't specify an
22931 alignment bigger than the object file can handle.
22933 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
22936 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
22937 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
22938 (*movsf_1): Penalize MMX moves.
22940 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
22942 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
22943 2^32-1 or more times unless flag_unsafe_loop_optimizations.
22945 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
22947 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22949 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
22950 (fold_builtin_1): Use them.
22951 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
22952 BUILT_IN_SIGNIFICAND.
22954 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
22956 * config/i386/i386.c (bdesc_1arg): Initialize
22957 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
22958 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
22959 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
22960 and IX86_BUILTIN_MOVSLDUP.
22962 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
22964 PR rtl-optimization/30841
22965 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
22967 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22969 * builtins.c (fold_builtin_frexp): New.
22970 (fold_builtin_2): Use it.
22972 2007-02-22 Mark Mitchell <mark@codesourcery.com>
22974 * doc/invoke.texi (Spec Files): Document getenv spec function.
22976 * gcc.c (getenv_spec_function): New function.
22977 (static_spec_functions): Add it.
22978 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
22979 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
22982 2007-02-22 Michael Matz <matz@suse.de
22985 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
22986 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
22988 2007-02-22 Ian Lance Taylor <iant@google.com>
22991 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
22992 (mem_loc_descriptor): Call it.
22994 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
22995 Ira Rosen <irar@il.ibm.com>
22997 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
22999 2007-02-22 Ira Rosen <irar@il.ibm.com>
23001 PR tree-optimization/30843
23002 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
23003 stores only after all the group is vectorized.
23005 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
23007 PR tree-optimization/30858
23008 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
23009 in the reduction cycle have a single use in the loop.
23010 * tree-vectorizer.h (relevant): Add documentation.
23012 2007-02-20 Mike Stump <mrs@apple.com>
23014 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
23015 * configure: Regenerate.
23017 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
23019 Change the defaults of some parameters and options.
23020 * config/spu/spu-protos.h (spu_optimization_options): Declare.
23021 * config/spu/spu.c (spu_optimization_options): Add.
23022 (spu_override_options): Change params in spu_optimization_options.
23023 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
23025 Register 127 is only 16 byte aligned when used as a frame pointer.
23026 * config/spu/spu-protos.h (spu_init_expanders): Declare.
23027 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
23028 HARD_FRAME_POINTER_REGNUM.
23029 (spu_legitimate_address): Use regno_aligned_for_reload.
23030 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
23031 aligned when frame_pointer_needed is true.
23032 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
23034 * config/spu/spu.h (INIT_EXPANDERS): Define.
23036 Make sure shift and rotate instructions have valid immediate operands.
23037 * config/spu/predicates.md (spu_shift_operand): Remove.
23038 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
23039 * config/spu/constraints.md (W, O): Extend range.
23040 * config/spu/spu.md (umask, nmask): Define.
23041 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
23042 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
23043 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
23044 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
23045 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
23046 (lshr<mode>3_reg): Fix rtl description.
23048 Make sure mulhisi immediate operands are valid.
23049 * config/spu/predicates.md (imm_K_operand): Add.
23050 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
23052 Generate constants using fsmbi and andi.
23053 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
23054 (print_operand, spu_split_immediate, classify_immediate,
23055 fsmbi_const_p): Handle IC_FSMBI2.
23057 Correctly handle a CONST_VECTOR containing symbols.
23058 * config/spu/spu.c (print_operand): Handle HIGH correctly.
23059 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
23060 (immediate_load_p): Allow symbols that use 2 instructions to create.
23061 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
23062 with symbols when flag_pic is set.
23063 (const_vector_immediate_p): New.
23064 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
23065 accept a CONST_VECTOR with symbols.
23066 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
23067 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
23069 * config/spu/spu.md (high, low): Delete.
23070 (low_<mode>): Define.
23072 Remove INTRmode and INTR_REGNUM, which didn't work.
23073 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
23075 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
23076 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
23077 peephole2 pattern): Don't use INTR or 131.
23078 (movintrcc): Delete.
23079 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
23080 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
23081 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
23082 (UNSPEC_SET_INTR): Add.
23083 * config/spu/spu-modes.def (INTR): Remove.
23085 More accurate warnings about run-time relocations.
23086 * config/spu/spu.c (reloc_diagnostic): Test in_section.
23088 Correctly warn about immediate arguments to specific intrinsics.
23089 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
23090 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
23091 the instruction predicate.
23093 Fix tree check errors with latest update.
23094 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
23096 (spu_expand_builtin): Use CALL_EXPR_FN.
23098 Add missing specific intrinsics.
23099 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
23101 * config/spu/spu_internals.h: Ditto.
23103 Fix incorrect operand modifiers.
23104 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
23105 * config/spu/spu.md (xor<mode>3): Change %S to %J.
23107 Optimize one case of zero_extend of a vec_select.
23108 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
23110 Accept any immediate for hbr.
23111 * config/spu/spu.md (hbr): Change s constraints to i.
23113 2007-02-21 Paul Brook <paul@codesourcery.com>
23115 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
23116 condexec_count when skipping USE and CLOBBER.
23118 2007-02-21 Nick Clifton <nickc@redhat.com>
23120 * common.opt (Warray-bounds): Add Warning attribute.
23121 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
23123 (fsized-zeroes): Add Optimization attribute.
23124 (fsplit-wide-types, ftree-scev-cprop): Likewise.
23125 * c.opt (Wc++0x-compat): Add Warning attribute.
23127 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
23129 PR middle-end/30761
23130 * reload1.c (eliminate_regs_in_insn): In the single_set special
23131 case, attempt to re-recognize the insn before falling back to
23132 having reload fix it up.
23134 2007-02-20 Eric Christopher <echristo@gmail.com>
23136 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
23137 Rewrite accordingly.
23138 (frv_read_iacc_argument): Ditto.
23139 (frv_expand_set_builtin): Take a call instead of arglist, update for
23141 (frv_expand_unop_builtin): Ditto.
23142 (frv_expand_binop_builtin): Ditto.
23143 (frv_expand_cut_builtin): Ditto.
23144 (frv_expand_binopimm_builtin): Ditto.
23145 (frv_expand_voidbinop_builtin): Ditto.
23146 (frv_expand_int_void2arg): Ditto.
23147 (frv_expand_prefetches): Ditto.
23148 (frv_expand_voidtriop_builtin): Ditto.
23149 (frv_expand_voidaccop_builtin): Ditto.
23150 (frv_expand_load_builtin): Ditto.
23151 (frv_expand_store_builtin): Ditto.
23152 (frv_expand_mdpackh_builtin): Ditto.
23153 (frv_expand_mclracc_builtin): Ditto.
23154 (frv_expand_mrdacc_builtin): Ditto.
23155 (frv_expand_mwtacc_builtin): Ditto.
23156 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
23159 2007-02-20 Janis Johnson <janis187@us.ibm.com>
23161 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
23162 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
23164 (HAVE_GAS_DFP): Check for assembler support of decimal floating
23165 point instructions.
23166 * configure: Regenerate.
23167 * config.in: Regenerate.
23168 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
23169 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
23170 masks to power6 and power6x and to POWERPC_MASKS.
23171 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
23173 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
23174 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
23175 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
23176 Access PROTOTYPE as variable, not mask.
23178 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
23180 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
23181 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
23182 * combine.c (adjust_for_new_dest): Use it.
23183 * postreload.c (reload_combine): Likewise.
23185 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
23187 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
23188 notes on an insn with multiple sets, even if single_set returns
23189 non-NULL for that insn.
23191 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23193 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
23194 scalbn and scalbln.
23196 2007-02-20 Geoffrey Keating <geoffk@apple.com>
23198 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
23199 if user didn't pass it.
23200 * config/i386/darwin.h (CC1_SPEC): Likewise.
23201 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
23202 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
23203 -mmacosx-version-min.
23205 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23206 Uros Bizjak <ubizjak@gmail.com>
23208 * optabs.h (enum optab_index): Add new OTI_scalb.
23209 (scalb_optab): Define corresponding macro.
23210 * optabs.c (init_optabs): Initialize scalb_optab.
23211 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
23213 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
23214 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
23215 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
23216 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
23217 flag_unsafe_math_optimizations is set.
23219 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
23220 to implement scalbf, scalb and scalbl built-ins as inline x87
23223 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23224 DJ Delorie <dj@redhat.com>
23227 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
23228 (diagnostic_report_diagnostic): ... here, and turn them into real
23229 errors. If warnings are inhibited, no need to do anything.
23231 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
23233 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
23234 better code generation.
23236 2007-02-20 Ben Elliston <bje@au.ibm.com>
23238 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
23240 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
23242 * config/alpha/alpha.c, config/alpha/alpha.md,
23243 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
23244 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
23245 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
23246 config/arm/lib1funcs.asm: Follow spelling conventions.
23248 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
23249 config/fr30/fr30.md, config/i386/i386.h,
23250 config/iq2000/iq2000.h, config/iq2000/predicates.md,
23251 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
23252 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
23253 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
23254 config/rs6000/altivec.md, config/rs6000/rs6000.c,
23255 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
23256 config/sparc/sparc.c, config/sparc/sparc.h,
23257 config/sparc/sparc.md, config/spu/constraints.md,
23258 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
23261 2007-02-20 Alan Modra <amodra@bigpond.net.au>
23264 * varasm.c (use_blocks_for_decl_p): Return false for decls with
23267 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
23269 * doc/invoke.texi (-ftree-lrs): Remove.
23271 2007-02-19 Diego Novillo <dnovillo@redhat.com>
23273 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
23276 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
23278 * config/ia64/ia64.c (ia64_expand_builtin): Use the
23279 new CALL_EXPR_FN macro for retrieving the function
23280 declaration of the input expression.
23282 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23284 * c.opt (Waddress): New.
23285 * common.opt (Walways-true): Delete.
23286 (Wstring-literal-comparison): Delete.
23287 * doc/invoke.texi (Warning Options): Delete -Walways-true and
23288 -Wstring-literal-comparison. Add -Waddress.
23290 (Walways-true): Delete.
23291 (Wstring-literal-comparison): Delete.
23292 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
23293 consistently instead of -Walways-true in example.
23294 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
23295 * c-typeck.c (parser_build_binary_op): Replace
23296 -Wstring-literal-comparison and -Walways-true with -Waddress.
23297 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
23300 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
23302 * tree-cfg.c (dump_function_to_file): Be prepared for functions
23303 without DECL_STRUCT_FUNCTION initialized.
23305 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
23307 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
23308 due to calls to functions taking pointers as parameters.
23310 2007-02-19 Richard Henderson <rth@redhat.com>
23313 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
23316 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
23318 * config/s390/s390.c (s390_call_saved_register_used,
23319 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
23320 accessed to the new scheme.
23322 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
23324 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
23325 (cris_print_index, cris_print_operand, cris_print_operand_address)
23326 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
23327 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
23328 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
23329 GET_CODE () == xxx.
23330 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
23331 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
23332 GO_IF_LEGITIMATE_ADDRESS): Ditto.
23333 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
23334 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
23335 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
23336 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
23337 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
23338 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
23339 (uminsi3, call, call_value): Ditto.
23340 (define_split: indir_to_reg_split, unnamed): Ditto.
23342 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
23344 PR tree-optimization/30975
23345 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
23348 2007-02-18 Eric Christopher <echristo@gmail.com>
23350 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
23351 Remove use of arglist.
23352 (mips_expand_builtin): Remove use of arglist, pass in expr.
23353 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
23354 (mips_expand_builtin_movtf): Ditto.
23355 (mips_expand_builtin_compare): Ditto.
23357 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
23359 * tree-sra.c (sra_build_assignment): Replace assertion
23360 checking with a comment explaining why it can't be done.
23362 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
23364 PR middle-end/30833
23365 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
23366 during CALL_EXPR representation conversion.
23367 * tree-ssa-propagate.c (set_rhs): Likewise.
23369 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
23371 * tree-sra.c (sra_build_assignment): Disable assertion checking
23374 2007-02-18 Roger Sayle <roger@eyesopen.com>
23376 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
23377 instead of calling build2 with a GIMPLE_MODIFY_STMT.
23378 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
23380 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
23381 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
23382 gimplify_init_ctor_eval_range, gimple_push_cleanup,
23383 gimplify_omp_for, gimplify_omp_atomic_pipeline,
23384 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
23385 force_gimple_operand): Likewise.
23386 * ipa-cp.c (constant_val_insert): Likewise.
23387 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
23388 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
23389 perfect_nestify): Likewise.
23390 * langhooks.c (lhd_omp_assignment): Likewise.
23391 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
23392 lower_copyprivate_clauses, lower_send_clauses,
23393 lower_send_shared_vars, expand_parallel_call,
23394 expand_omp_for_generic, expand_omp_for_static_nochunk,
23395 expand_omp_for_static_chunk, expand_omp_sections,
23396 lower_omp_single_copy, lower_omp_for_lastprivate,
23397 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
23398 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
23399 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
23402 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
23404 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
23405 config/sh/sh.md: Follow spelling conventions.
23407 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
23408 config/frv/predicates.md: Follow spelling conventions.
23410 * config/m68k/linux-unwind.h: Fix a comment typo.
23411 * target.h: Follow spelling conventions.
23413 2007-02-18 Roger Sayle <roger@eyesopen.com>
23415 PR rtl-optimization/28173
23416 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
23417 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
23418 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
23419 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
23420 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
23422 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23424 * builtins.c (fold_builtin_load_exponent): New.
23425 (fold_builtin_2): Use it.
23427 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
23429 PR rtl-optimization/30773
23430 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
23431 if we fail to attach a REG_EQUIV note.
23433 2007-02-18 David Edelsohn <edelsohn@gnu.org>
23434 Roger Sayle <roger@eyesopen.com>
23436 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
23438 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
23440 * calls.c (initialize_argument_information): Pass original EXP
23441 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
23442 code to split complex arguments here, as part of initializing the
23444 (expand_call): Remove code that builds a list of arguments and
23445 inserts implicit arguments into it. Instead, just count how many
23446 implicit arguments there will be so we can determine the size of
23447 the ARGS array, and let initialize_argument_information do the work.
23448 (split_complex_values): Delete unused function.
23450 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
23452 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
23454 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
23456 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
23457 for arg pointer based indexed addressing.
23459 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
23461 * config/ia64/ia64.h, config/ia64/ia64.md,
23462 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
23463 spelling conventions.
23465 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
23467 * config/m68k/m68k.c (split_di): New.
23468 * config/m68k/m68k-protos.h: Declare split_di.
23469 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
23470 Improve predicate handling and split constant shifts.
23472 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
23474 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
23475 parameter for register bitfield operations, general predicates
23478 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
23480 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
23481 * config/m68k/linux-unwind.h: New file.
23483 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
23485 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
23486 config/i386/athlon.md, config/ia64/ia64.md,
23487 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
23488 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
23489 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
23490 tree-ssa-loop-niter.c, tree-vect-analyze.c,
23491 tree-vect-transform.c: Fix comment typos.
23493 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
23495 * sched-deps.c (find_insn_list): Remove.
23496 * sched-int.h: Remove the prototype for find_insn_list.
23498 2007-02-16 Geoffrey Keating <geoffk@apple.com>
23500 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
23502 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
23503 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
23504 darwin_rs6000_override_options.
23505 (C_COMMON_OVERRIDE_OPTIONS): Expect
23506 darwin_macosx_version_min to be non-NULL always.
23507 (TARGET_C99_FUNCTIONS): Likewise.
23508 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
23509 (DARWIN_MINVERSION_SPEC): New.
23510 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
23511 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
23513 (DARWIN_MINVERSION_SPEC): New.
23514 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
23516 * config/darwin-c.c (darwin_cpp_builtins): Expect
23517 darwin_macosx_version_min to be non-NULL always.
23519 * config/rs6000/rs6000.c: Clean up trailing whitespace.
23521 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
23523 * config/i386/i386.h (x86_use_xchgb): New.
23524 (TARGET_USE_XCHGB): New macro.
23525 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
23526 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
23527 Split after reload into bswaphi for shifts of 8.
23528 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
23529 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
23530 or when optimizing for size.
23532 2007-02-16 Richard Guenther <rguenther@suse.de>
23533 Christian Bruel <christian.bruel@st.com>
23535 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
23536 DECLs but prefer SSA_NAMEs over DECLs.
23538 2007-02-16 Richard Guenther <rguenther@suse.de>
23540 * tree-flow-inline.h (single_imm_use_p): Remove.
23541 (zero_imm_uses_p): Likewise.
23542 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
23543 instead of single_imm_use_p.
23544 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
23547 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23550 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
23551 nested double- and backquotes.
23553 2007-02-15 Roger Sayle <roger@eyesopen.com>
23555 PR middle-end/30391
23556 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
23557 should be unreachable.
23558 (build2_stat): Allow construction of MODIFY_EXPR at any time.
23559 For the time being redirect GIMPLE_MODIFY_STMT to the new
23560 (renamed) build_gimple_modify_stmt_stat.
23561 (build2_gimple_stat): Rename to...
23562 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
23563 Always build a GIMPLE_MODIFY_STMT node.
23564 * tree.h (build2_gimple, build2_gimple_stat): Delete.
23565 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
23568 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
23569 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
23570 * tree-complex.c (set_component_ssa_name, expand_complex_move,
23571 expand_complex_div_wide): Likewise.
23572 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
23573 * tree-ssa-loop-im.c (schedule_sm): Likewise.
23574 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
23575 * tree-ssa-loop-manip.c (create_iv): Likewise.
23576 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
23577 abs_replacement): Likewise.
23578 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
23579 realify_fake_stores): Likewise.
23581 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
23582 node rather than a GIMPLE_MODIFY_STMT node.
23583 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
23584 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
23586 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
23587 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
23588 GIMPLE_MODIFY_STMT.
23590 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
23592 PR middle-end/30433
23593 * fold-const.c (fold_comparison): Add back the
23594 folding of constant complex comparisions.
23596 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
23598 PR middle-end/30729
23599 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
23600 effects unknown to this function, return early.
23602 2007-02-15 Ian Lance Taylor <iant@google.com>
23604 * lower-subreg.c (move_eh_region_note): New static function.
23605 (resolve_simple_move): Call it.
23606 (decompose_multiword_subregs): Track blocks for which we resolve a
23607 simple move which is also a control flow insn. Pass them to
23608 find_many_sub_basic_blocks.
23609 (pass_lower_subreg): Add TODO_verify_flow.
23610 (pass_lower_subreg2): Likewise.
23612 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23613 Brooks Moses <brooks.moses@codesourcery.com>
23614 Lee Millward <lee.millward@codesourcery.com>
23616 * tree.h (enum tree_code_class): Add tcc_vl_exp.
23617 (VL_EXP_CLASS_P): New.
23618 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
23620 (TREE_OPERAND_CHECK_CODE): Likewise.
23621 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
23622 (TREE_RTL_OPERAND_CHECK): Likewise.
23623 (tree_operand_check_failed): Make second parameter the whole tree
23624 instead of its code. Fixed callers.
23625 (VL_EXP_CHECK): New.
23626 (TREE_OPERAND_LENGTH): New.
23627 (VL_EXP_OPERAND_LENGTH): New.
23628 (CALL_EXPR_FN): New.
23629 (CALL_EXPR_STATIC_CHAIN): New.
23630 (CALL_EXPR_ARGS): New.
23631 (CALL_EXPR_ARG): New.
23632 (call_expr_nargs): New.
23633 (CALL_EXPR_ARGP): New.
23634 (build_nt_call_list): Declare.
23635 (build_vl_exp_stat): Declare.
23636 (build_vl_exp): New.
23637 (build_call_list): Declare.
23638 (build_call_nary): Declare.
23639 (build_call_valist): Declare.
23640 (build_call_array): Declare.
23641 (call_expr_arg): Declare.
23642 (call_expr_argp): Declare.
23643 (call_expr_arglist): Declare.
23644 (fold_build_call_list): Declare.
23645 (fold_build_call_list_initializer): Declare.
23646 (fold_call_expr): Declare to replace fold_builtin.
23647 (fold_builtin_fputs): Update to agree with modified definition.
23648 (fold_builtin_strcpy): Likewise.
23649 (fold_builtin_strncpy): Likewise.
23650 (fold_builtin_memory_chk): Likewise.
23651 (fold_builtin_stxcpy_chk): Likewise.
23652 (fold_builtin_strncpy_chk): Likewise.
23653 (fold_builtin_next_arg): Likewise.
23654 (fold_build_call_expr): Declare.
23655 (fold_builtin_call_list): Declare.
23656 (fold_builtin_call_valist): Declare.
23657 (build_call_expr): Declare.
23658 (validate_arglist): Update to agree with modified definition.
23659 (tree_operand_length): New.
23660 (call_expr_arg_iterator): New.
23661 (init_call_expr_arg_iterator): New.
23662 (next_call_expr_arg): New.
23663 (first_call_expr_arg): New.
23664 (more_call_expr_args_p): New.
23665 (FOR_EACH_CALL_EXPR_ARG): New.
23667 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
23668 and tcc_gimple_stmt.
23669 (tree_code_size): Update documentation. Use sizeof (tree) rather
23670 than sizeof (char *).
23671 (tree_size): Likewise. Add case for tcc_vl_exp.
23672 (tree_node_structure): Add case for tcc_vl_exp.
23673 (contains_placeholder_p): Likewise.
23674 (substitute_in_expr): Likewise.
23675 (substitute_placeholder_in_expr): Likewise.
23676 (stabilize_reference_1): Likewise.
23677 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
23678 to diagnose breakage of this interface for constructing CALL_EXPRs.
23679 (build_nt): Add similar assertion here.
23680 (build_nt_call_list): New.
23681 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
23682 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
23684 (get_callee_fndecl): Use new CALL_EXPR accessors.
23685 (tree_operand_check_failed): Change parameters to pass entire node
23686 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
23687 (process_call_operands): New.
23688 (build_vl_exp_stat): New.
23689 (build_call_list): New.
23690 (build_call_nary): New.
23691 (build_call_valist): New.
23692 (build_call_array): New.
23693 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23694 (call_expr_arglist): New.
23696 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
23697 tcc_vl_exp instead of a fixed-size tcc_expression.
23699 * doc/c-tree.texi (CALL_EXPR): Document new representation and
23700 accessors for CALL_EXPRs.
23701 (AGGR_INIT_EXPR): Likewise.
23703 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23704 Brooks Moses <brooks.moses@codesourcery.com>
23705 Lee Millward <lee.millward@codesourcery.com>
23707 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
23708 (expand_builtin_nonlocal_goto): Change parameter to be entire
23709 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
23710 (expand_builtin_prefetch): Likewise.
23711 (expand_builtin_classify_type): Likewise.
23712 (mathfn_built_in): Return NULL_TREE instead of 0.
23713 (expand_errno_check): Use new CALL_EXPR accessors.
23714 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
23715 Return NULL_RTX instead of 0.
23716 (expand_builtin_mathfn_2): Likewise.
23717 (expand_builtin_mathfn_3): Likewise.
23718 (expand_builtin_interclass_mathfn): Likewise.
23719 (expand_builtin_sincos): Likewise.
23720 (expand_builtin_cexpi): Likewise.
23721 (expand_builtin_int_roundingfn): Likewise.
23722 (expand_builtin_int_roundingfn_2): Likewise.
23723 (expand_builtin_pow): Likewise.
23724 (expand_builtin_powi): Likewise.
23725 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
23726 of arglist, fixing callers appropriately. Use new CALL_EXPR
23727 accessors and constructors. Return NULL_RTX instead of 0.
23728 (expand_builtin_strstr): Likewise.
23729 (expand_builtin_strchr): Likewise.
23730 (expand_builtin_strrchr): Likewise.
23731 (expand_builtin_strpbrk): Likewise.
23732 (expand_builtin_memcpy): Likewise.
23733 (expand_builtin_mempcpy): Likewise.
23734 (expand_builtin_mempcpy_args): New.
23735 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
23736 (expand_builtin_memmove_args): New.
23737 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
23738 (expand_movstr): Likewise.
23739 (expand_builtin_strcpy): Likewise.
23740 (expand_builtin_strcpy_args): New.
23741 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
23742 (expand_builtin_strncpy): Likewise.
23743 (expand_builtin_memset): Likewise.
23744 (expand_builtin_memset_args): New.
23745 (expand_builtin_bzero): Similarly to expand_builtin_memset.
23746 (expand_builtin_memcmp): Likewise.
23747 (expand_builtin_strcmp): Likewise.
23748 (expand_builtin_strncmp): Likewise.
23749 (expand_builtin_strcat): Likewise.
23750 (expand_builtin_strncat): Likewise.
23751 (expand_builtin_strspn): Likewise.
23752 (expand_builtin_strcspn): Likewise.
23753 (expand_builtin_args_info): Likewise.
23754 (expand_builtin_va_start): Likewise.
23755 (gimplify_va_arg_expr): Likewise.
23756 (expand_builtin_va_end): Likewise.
23757 (expand_builtin_va_copy): Likewise.
23758 (expand_builtin_frame_address): Likewise.
23759 (expand_builtin_alloca): Likewise.
23760 (expand_builtin_bswap): Likewise.
23761 (expand_builtin_unop): Likewise.
23762 (expand_builtin_fputs): Likewise.
23763 (expand_builtin_expect): Likewise.
23764 (expand_builtin_fabs): Likewise.
23765 (expand_builtin_copysign): Likewise.
23766 (expand_builtin_printf): Likewise.
23767 (expand_builtin_fprintf): Likewise.
23768 (expand_builtin_sprintf): Likewise.
23769 (expand_builtin_init_trampoline): Likewise.
23770 (expand_builtin_signbit): Likewise.
23771 (expand_builtin_fork_or_exec): Likewise.
23772 (expand_builtin_sync_operation): Likewise.
23773 (expand_builtin_compare_and_swap): Likewise.
23774 (expand_builtin_lock_test_and_set): Likewise.
23775 (expand_builtin_lock_release): Likewise.
23776 (expand_builtin): Likewise.
23777 (builtin_mathfn_code): Likewise.
23779 (fold_builtin_constant_p): Pass call arguments individually instead
23780 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
23781 accessors and constructors. Return NULL_TREE instead of 0.
23782 (fold_builtin_expect): Likewise.
23783 (fold_builtin_classify_type): Likewise.
23784 (fold_builtin_strlen): Likewise.
23785 (fold_builtin_nan): Likewise.
23786 (integer_valued_real_p): Likewise.
23787 (fold_trunc_transparent_mathfn): Likewise.
23788 (fold_fixed_mathfn): Likewise.
23789 (fold_builtin_cabs): Likewise.
23790 (fold_builtin_sqrt): Likewise.
23791 (fold_builtin_cbrt): Likewise.
23792 (fold_builtin_cos): Likewise.
23793 (fold_builtin_cosh): Likewise.
23794 (fold_builtin_tan): Likewise.
23795 (fold_builtin_sincos): Likewise.
23796 (fold_builtin_cexp): Likewise.
23797 (fold_builtin_trunc): Likewise.
23798 (fold_builtin_floor): Likewise.
23799 (fold_builtin_ceil): Likewise.
23800 (fold_builtin_round): Likewise.
23801 (fold_builtin_int_roundingfn): Likewise.
23802 (fold_builtin_bitop): Likewise.
23803 (fold_builtin_bswap): Likewise.
23804 (fold_builtin_logarithm): Likewise.
23805 (fold_builtin_hypot): Likewise.
23806 (fold_builtin_pow): Likewise.
23807 (fold_builtin_powi): Likewise.
23808 (fold_builtin_exponent): Likewise.
23809 (fold_builtin_memset): Likewise.
23810 (fold_builtin_bzero): Likewise.
23811 (fold_builtin_memory_op): Likewise.
23812 (fold_builtin_bcopy): Deleted; call site changed to invoke
23813 fold_builtin_memory_op directly.
23814 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
23815 (fold_builtin_strncpy): Likewise.
23816 (fold_builtin_memcmp): Likewise.
23817 (fold_builtin_strcmp): Likewise.
23818 (fold_builtin_strncmp): Likewise.
23819 (fold_builtin_signbit): Likewise.
23820 (fold_builtin_copysign): Likewise.
23821 (fold_builtin_isascii): Likewise.
23822 (fold_builtin_toascii): Likewise.
23823 (fold_builtin_isdigit): Likewise.
23824 (fold_builtin_fabs): Likewise.
23825 (fold_builtin_abs): Likewise.
23826 (fold_builtin_fmin_fmax): Likewise.
23827 (fold_builtin_carg): Likewise.
23828 (fold_builtin_classify): Likewise.
23829 (fold_builtin_unordered_cmp): Likewise.
23831 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
23832 New functions split out from fold_builtin_1.
23833 (fold_builtin_n): New.
23834 (fold_builtin_varargs): New.
23835 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
23837 (fold_call_expr): New.
23838 (build_function_call_expr): Rewrite to use new helper function.
23839 (fold_builtin_call_list): New.
23840 (build_call_expr): New.
23841 (fold_builtin_call_valist): New.
23842 (rewrite_call_expr): New.
23843 (validate_arg): New.
23844 (validate_arglist): Change parameter to be entire CALL_EXPR instead
23845 of an arglist. Change return type to bool. Use new CALL_EXPR
23848 (fold_builtin_strstr): Pass call arguments individually instead
23849 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
23850 accessors and constructors. Return NULL_TREE instead of 0.
23851 (fold_builtin_strchr): Likewise.
23852 (fold_builtin_strrchr): Likewise.
23853 (fold_builtin_strpbrk): Likewise.
23854 (fold_builtin_strcat): Likewise.
23855 (fold_builtin_strncat): Likewise.
23856 (fold_builtin_strspn): Likewise.
23857 (fold_builtin_strcspn): Likewise.
23858 (fold_builtin_fputs): Likewise.
23859 (fold_builtin_next_arg): Likewise.
23860 (fold_builtin_sprintf): Likewise.
23862 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
23863 NULL_RTX instead of 0.
23864 (expand_builtin_memory_chk): Likewise.
23865 (maybe_emit_chk_warning): Likewise.
23866 (maybe_emit_sprintf_chk_warning): Likewise.
23868 (fold_builtin_object_size): Pass call arguments individually instead
23869 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
23870 accessors and constructors. Return NULL_TREE instead of 0.
23871 (fold_builtin_memory_chk): Likewise.
23872 (fold_builtin_stxcpy_chk): Likewise.
23873 (fold_builtin_strncpy_chk): Likewise.
23874 (fold_builtin_strcat_chk): Likewise.
23875 (fold_builtin_strcat_chk): Likewise.
23876 (fold_builtin_strncat_chk): Likewise.
23877 (fold_builtin_sprintf_chk): Likewise.
23878 (fold_builtin_snprintf_chk): Likewise.
23879 (fold_builtin_printf): Likewise.
23880 (fold_builtin_vprintf): Likewise.
23882 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
23884 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
23885 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23886 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
23887 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
23888 (fold_unary): Likewise.
23889 (fold_binary): Likewise.
23890 (fold_ternary): Remove CALL_EXPR case, since they are no longer
23891 ternary expressions.
23892 (fold): Add logic for tcc_vl_exp.
23893 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
23894 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23895 (fold_build3_stat): Add assertion to flag broken interface for
23896 constructing CALL_EXPRs.
23897 (fold_build_call_list): New.
23898 (fold_build_call_list_initializer): New.
23899 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
23901 (fold_strip_sign_ops): Likewise.
23903 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23904 Brooks Moses <brooks.moses@codesourcery.com>
23905 Lee Millward <lee.millward@codesourcery.com>
23907 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
23908 accessors and dump arguments explicitly.
23910 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
23912 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
23914 (print_call_name): Use new CALL_EXPR accessors.
23916 * print-tree.c (print_node): Add case tcc_vl_exp. Print
23917 CALL_EXPR arguments explicitly instead of as a list. Use
23918 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23920 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
23921 (vrp_visit_stmt): Likewise.
23923 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
23924 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
23926 (force_move_till_expr): Likewise.
23928 * targhooks.c (default_external_stack_protect_fail): Use
23929 build_call_expr instead of build_function_call_expr.
23930 (default_hidden_stack_protect_fail): Likewise.
23932 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
23935 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
23936 and walk arguments explicitly.
23938 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
23939 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23940 (expand_simple_operations): Likewise.
23941 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
23943 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
23944 of TREE_CODE_LENGTH.
23945 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
23947 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
23948 instead of TREE_CODE_LENGTH.
23950 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
23951 (tree_ic_transform): Likewise.
23952 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
23953 parameter instead of arglist. Fix callers.
23954 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
23955 (tree_stringops_transform): Likewise.
23956 (tree_indirect_call_to_profile): Likewise.
23957 (tree_stringops_values_to_profile): Likewise.
23959 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
23960 (eliminate_tail_call): Likewise.
23962 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
23964 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
23965 Use TREE_OPERAND_LENGTH and generalize to handle any number of
23967 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
23969 * omp-low.c (build_omp_barrier): Use build_call_expr.
23970 (lower_rec_input_clauses): Likewise.
23971 (lower_reduction_clauses): Likewise.
23972 (expand_parallel_call): Likewise.
23973 (maybe_catch_exception): Likewise.
23974 (expand_omp_for_generic): Likewise.
23975 (expand_omp_for_static_nochunk): Likewise.
23976 (expand_omp_sections): Likewise.
23977 (lower_omp_single_simple): Likewise.
23978 (lower_omp_single_copy): Likewise.
23979 (lower_omp_master): Likewise.
23980 (lower_omp_ordered): Likewise.
23981 (lower_omp_critical): Likewise.
23983 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
23984 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
23986 * tree-gimple.c (is_gimple_call_addr): Fix doc.
23987 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
23988 TREE_CODE_LENGTH. Add tcc_vl_exp case.
23990 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
23991 and generalize to handle any number of operands.
23992 (chrec_contains_undetermined): Likewise.
23993 (tree_contains_chrecs): Likewise.
23994 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
23996 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
23998 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
23999 fold_call_expr instead of fold_builtin.
24000 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
24001 match declarations there.
24002 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
24005 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
24006 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
24008 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
24009 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
24011 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
24014 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
24015 (execute_cse_sincos): Use new CALL_EXPR accessors.
24017 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
24019 * gimple-low.c (lower_function_body): Use build_call_expr.
24020 (lower_builtin_setjmp): Likewise.
24022 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
24023 (set_storage_via_libcall): Likewise.
24024 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
24025 instead of TREE_CODE_LENGTH.
24026 (expand_expr_real_1): Use new CALL_EXPR accessors.
24028 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
24029 generalize to handle any number of operands.
24030 (TB_parent_eq): Likewise.
24032 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
24033 (strip_builtin_expect): Likewise.
24035 * function.c (gimplify_parameters): Use build_call_expr.
24037 * tree-vectorizer.c (vect_is_simple_reduction): Use
24038 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
24040 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
24041 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
24043 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
24046 * gimplify.c (build_stack_save_restore): Use build_call_expr.
24047 (gimplify_decl_expr): Likewise.
24048 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
24049 Use new CALL_EXPR iterators.
24050 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
24051 (gimplify_modify_expr_to_memset): Likewise.
24052 (gimplify_variable_sized_compare): Likewise.
24053 (gimplify_omp_atomic_fetch_op): Likewise.
24054 (gimplify_omp_atomic_pipeline): Likewise.
24055 (gimplify_omp_atomic_mutex): Likewise.
24056 (gimplify_function_tree): Likewise.
24058 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
24059 (call_expr_flags): Likewise.
24060 (expand_call): Likewise.
24062 * except.c (expand_builtin_eh_return_data_regno): Pass entire
24063 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
24066 * coverage.c (create_coverage): Use build_call_expr.
24068 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
24069 (temp_call_expr_obstack): New.
24070 (pool_copy_list): Delete.
24071 (temp_copy_call_expr): New.
24072 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
24073 CALL_EXPR accessors. Get rid of special goo for copying argument
24074 lists and use temp_copy_call_expr instead.
24075 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
24076 CALL_EXPR accessors.
24077 (create_expression_by_pieces): Likewise. Use build_call_array
24078 to construct the result instead of fold_build3.
24079 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
24080 dealing with argument lists.
24081 (init_pre): Remove references to expression_node_pool and
24082 list_node_pool. Init temp_call_expr_obstack instead.
24083 (fini_pre): Remove references to expression_node_pool and
24086 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
24087 and walk arguments explicitly instead of as a list.
24089 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
24090 (mx_register_decls): Likewise.
24091 (mudflap_register_call): Likewise.
24092 (mudflap_finish_file): Likewise.
24094 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
24095 (ipa_callsite_compute_param): Likewise.
24097 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
24098 accessors and constructor.
24100 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
24101 accessors and constructor.
24102 (convert_tramp_reference): Likewise.
24103 (convert_call_expr): Likewise.
24104 (finalize_nesting_tree_1): Likewise.
24106 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
24109 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
24111 * tree-inline.c (initialize_inlined_parameters): Pass entire
24112 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
24114 (estimate_num_insns_1): Use new CALL_EXPR accessors.
24115 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
24117 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
24118 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
24119 (vectorizable_reduction): Likewise.
24120 (vectorizable_call): Use new CALL_EXPR iterators.
24121 (vectorizable_conversion): Use build_call_expr.
24122 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
24123 (vect_gen_widened_results_half): Use build_call_expr.
24124 (vect_setup_realignment): Likewise.
24125 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
24127 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
24128 (pass_through_call): Likewise.
24129 (compute_object_sizes): Likewise. Use fold_call_expr instead of
24132 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
24133 (tree_gen_pow2_profiler): Likewise.
24134 (tree_gen_one_value_profiler): Likewise.
24135 (tree_gen_ic_func_profiler): Likewise.
24136 (tree_gen_average_profiler): Likewise.
24137 (tree_gen_ior_profiler): Likewise.
24139 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
24140 (find_func_aliases): Use new CALL_EXPR accessors. Add case
24141 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
24143 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
24144 of TREE_CODE_LENGTH.
24146 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
24147 of TREE_CODE_LENGTH.
24149 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
24151 (convert_to_integer): Likewise.
24153 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
24156 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
24157 Brooks Moses <brooks.moses@codesourcery.com>
24158 Lee Millward <lee.millward@codesourcery.com>
24160 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
24162 * config/frv/frv.c (frv_expand_builtin): Likewise.
24163 * config/s390/s390.c (s390_expand_builtin): Likewise.
24165 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
24166 (sparc_expand_builtin): Use new CALL_EXPR accessors.
24168 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
24169 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
24170 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
24171 (ix86_expand_store_builtin): Likewise.
24172 (ix86_expand_unop_builtin): Likewise.
24173 (ix86_expand_unop1_builtin): Likewise.
24174 (ix86_expand_sse_compare): Likewise.
24175 (ix86_expand_sse_comi): Likewise.
24176 (ix86_expand_vec_init_builtin): Likewise.
24177 (ix86_expand_vec_ext_builtin): Likewise.
24178 (ix86_expand_vec_set_builtin): Likewise.
24179 (ix86_expand_builtin): Use new CALL_EXPR accessors.
24181 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
24182 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
24184 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
24185 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
24186 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
24188 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
24190 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
24191 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
24192 arglist. Use new CALL_EXPR accessors. Fix callers.
24193 (altivec_expand_abs_builtin): Likewise.
24194 (rs6000_expand_binop_builtin): Likewise.
24195 (altivec_expand_predicate_builtin): Likewise.
24196 (altivec_expand_lv_builtin): Likewise.
24197 (spe_expand_stv_builtin): Likewise.
24198 (altivec_expand_stv_builtin): Likewise.
24199 (rs6000_expand_ternop_builtin): Likewise.
24200 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
24201 (altivec_expand_st_builtin): Likewise.
24202 (altivec_expand_dst_builtin): Likewise.
24203 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
24204 arglist. Use new CALL_EXPR accessors. Fix callers.
24205 (altivec_expand_vec_set_builtin): Likewise.
24206 (altivec_expand_vec_ext_builtin): Likewise.
24207 (altivec_expand_builtin): Use new CALL_EXPR accessors.
24208 (spe_expand_builtin): Likewise.
24209 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
24210 arglist. Use new CALL_EXPR accessors. Fix callers.
24211 (spe_expand_evsel_builtin): Likewise.
24212 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
24213 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
24215 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
24216 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
24217 (arm_expand_unop_builtin): Likewise.
24218 (arm_expand_builtin): Use new CALL_EXPR accessors.
24220 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
24223 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
24224 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
24226 (bfin_expand_unop_builtin): Likewise.
24227 (bfin_expand_builtin): Use new CALL_EXPR accessors.
24229 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
24230 Brooks Moses <brooks.moses@codesourcery.com>
24231 Lee Millward <lee.millward@codesourcery.com>
24233 * c-semantics.c (build_stmt): Add internal diagnostic check.
24235 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
24236 accessors. Print arguments explicitly instead of as a list.
24238 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
24240 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
24241 (c_finish_omp_flish): Likewise.
24243 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
24244 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
24245 instead of TREE_CODE_LENGTH.
24246 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
24247 (c_warn_unused_result): Likewise.
24249 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24252 * doc/invoke.texi (Warning Options): Remove
24253 -Werror-implicit-function-declaration.
24254 (Wimplicit-function-declaration): Update description.
24255 * opts.c (common_handle_option): Move handling of -Werror=* to...
24256 (enable_warning_as_error): ...here.
24257 * opts.h (enable_warning_as_error): Declare.
24258 * c-decl.c (implicit_decl_warning): Unless
24259 -Wno-implicit-function-declaration is given, emit a pedwarn if
24260 -std=c99 or emit a warning if -Wimplicit-function-declaration.
24261 * c.opt (Wimplicit-function-declaration): Replace
24262 mesg_implicit_function_declaration with
24263 warn_implicit_function_declaration.
24264 * c-opts.c (c_common_handle_option):
24265 -Werror-implicit-function-declaration is exactly equal as
24266 -Werror=implicit-function-declaration.
24267 (set_Wimplicit): Replace mesg_implicit_function_declaration with
24268 warn_implicit_function_declaration.
24269 (c_common_post_options): -Wimplict-function-declaration is enabled
24270 by default by -std=c99, otherwise is disabled by default.
24271 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
24273 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
24275 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
24276 DECL on the rhs to a DECL on the lhs for debug info purposes if the
24277 former is ignored but not the latter.
24279 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
24281 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
24282 is made and the reference doesn't use the alias set of its type,
24283 do not create the temporary using that type.
24285 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
24287 * jump.c: Remove prototypes for delete_computation and
24288 delete_prior_computation.
24290 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
24292 * jump.c (get_label_after): Delete.
24293 (get_label_before, delete_computation, delete_jump,
24294 delete_prior_computation, follow_jumps): Move...
24295 * reorg.c (delete_computation, delete_prior_computation): ... here...
24296 (get_label_before, delete_jump): ... making these static ...
24297 (follow_jumps): ... and simplifying this since it only runs after
24299 * rtl.h (get_label_after, get_label_before, delete_jump,
24300 follow_jumps): Delete prototypes.
24302 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
24304 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
24306 2007-02-15 Nick Clifton <nickc@redhat.com>
24308 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
24309 order to prevent it from being munged by the target.
24311 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
24313 * config/i386/i386.md: Remove misleading comment.
24315 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
24317 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
24318 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
24321 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
24323 * tree-sra.c (instantiate_missing_elements): Canonicalize
24325 (sra_build_assignment): New.
24326 (generate_copy_inout, generate_element_copy,
24327 generate_element_zero, generate_one_element_init): Use it.
24329 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
24331 * tree-sra.c (instantiate_missing_elements): Canonicalize
24333 (sra_build_assignment): New.
24334 (generate_copy_inout, generate_element_copy,
24335 generate_element_zero, generate_one_element_init): Use it.
24337 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
24339 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
24342 2007-02-14 Joseph Myers <joseph@codesourcery.com>
24344 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
24345 types as aggregates not scalars.
24346 * function.c (assign_stack_temp_for_type): Likewise.
24348 2007-02-14 Roger Sayle <roger@eyesopen.com>
24349 Zdenek Dvorak <dvorakz@suse.cz>
24351 * tree-dump.c (dump_switch_p_1): Require exact match of the option
24354 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
24356 * passes.c (next_pass_1): Clear the next field of the copied
24359 2007-02-14 Richard Henderson <rth@redhat.com>
24361 * tree-sra.c (early_sra): New.
24362 (decl_can_be_decomposed_p): Deny va_list if early_sra.
24363 (tree_sra_early, pass_sra_early): New.
24364 * tree-pass.h (pass_sra_early): Declare.
24365 * passes.c (init_optimization_passes): Use it.
24367 2007-02-14 Richard Guenther <rguenther@suse.de>
24369 * flags.h (issue_strict_overflow_warning): Convert to a macro.
24371 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
24373 PR tree-optimization/30771
24374 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
24376 (vect_analyze_operations): Induction phis can now be marked as
24378 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
24379 Update documentation accordingly.
24381 2007-02-14 Nick Clifton <nickc@redhat.com>
24383 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
24384 most 3 arguments are supported.
24385 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
24387 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
24389 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
24390 Ensure dst->current is valid.
24392 2007-02-13 Paul Brook <paul@codesourcery.com>
24394 * config.gcc: Add arm*-*-uclinux-*eabi.
24395 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
24396 (SUBTARGET_EXTRA_LINK_SPEC): Define.
24397 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
24398 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
24399 (LINK_SPEC): Define.
24400 (LIB_SPEC): Define.
24401 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
24403 * config/arm/uclinux-eabi.h: New file.
24404 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
24405 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
24408 2007-02-13 Ian Lance Taylor <iant@google.com>
24410 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
24411 * flags.h (warn_strict_overflow): Declare.
24412 (enum warn_strict_overflow_code): Define.
24413 (issue_strict_overflow_warning): New static inline function.
24414 * opts.c (warn_strict_overflow): New variable.
24415 (common_handle_option): Handle OPT_Wstrict_overflow and
24416 OPT_Wstrict_overflow_.
24417 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
24419 * fold-const.c: Include intl.h.
24420 (fold_deferring_overflow_warnings): New static variable.
24421 (fold_deferred_overflow_warning): New static variable.
24422 (fold_deferred_overflow_code): New static variable.
24423 (fold_defer_overflow_warnings): New function.
24424 (fold_undefer_overflow_warnings): New function.
24425 (fold_undefer_and_ignore_overflow_warnings): New function.
24426 (fold_deferring_overflow_warnings_p): New function.
24427 (fold_overflow_warning): New static function.
24428 (make_range): Add strict_overflow_p parameter. Change all
24430 (extract_muldiv, extract_muldiv_1): Likewise.
24431 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
24432 tree_expr_nonnegative_p.
24433 (fold_negate_expr): Call fold_overflow_warning.
24434 (fold_range_test): Likewise.
24435 (fold_comparison): Likewise.
24436 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
24437 instead of tree_expr_nonnegative_p.
24438 (tree_expr_nonnegative_warnv_p): Rename from
24439 tree_expr_nonnegative_p, add strict_overflow_p parameter.
24440 (tree_expr_nonnegative_p): New function.
24441 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
24442 strict_overflow_p parameter.
24443 (tree_expr_nonzero_p): New function.
24444 * passes.c (verify_interpass_invariants): New static function.
24445 (execute_one_pass): Call it.
24446 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
24448 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
24449 (estimate_numbers_of_iterations): Likewise.
24450 (scev_probably_wraps_p): Likewise.
24451 * tree-ssa-ccp.c: Include "toplev.h".
24452 (evaluate_stmt): Defer fold overflow warnings until we know we are
24454 (struct fold_stmt_r_data): Add stmt field.
24455 (fold_stmt_r): Defer fold overflow warnings until we know we
24457 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
24458 (fold_stmt_inplace): Likewise.
24459 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
24460 (cleanup_control_expr_graph): Defer fold overflow warnings until
24461 we know we are going to optimize.
24462 * tree-cfg.c (fold_cond_expr_cond): Likewise.
24463 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
24465 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
24466 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
24467 * tree-ssa-loop-manip.c (create_iv): Likewise.
24468 * c-typeck.c (build_conditional_expr): Likewise.
24469 (build_binary_op): Likewise.
24470 * tree-vrp.c (vrp_expr_computes_nonzero): Call
24471 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
24472 (extract_range_from_unary_expr): Likewise.
24473 * simplify-rtx.c (simplify_const_relational_operation): Warn when
24474 assuming that signed overflow does not occur.
24475 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
24476 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
24477 (fold_defer_overflow_warnings): Declare.
24478 (fold_undefer_overflow_warnings): Declare.
24479 (fold_undefer_and_ignore_overflow_warnings): Declare.
24480 (fold_deferring_overflow_warnings_p): Declare.
24481 (tree_expr_nonzero_warnv_p): Declare.
24482 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
24483 of warning options.
24484 (Warning Options): Document -Wstrict-overflow.
24485 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
24486 (tree-ssa-ccp.o): Likewise.
24487 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
24488 (fold-const.o): Depend on intl.h.
24490 2007-02-13 Ian Lance Taylor <iant@google.com>
24492 PR middle-end/30751
24493 * lower-subreg.c (resolve_simple_move): Decompose subregs in
24496 2007-02-13 Stuart Hastings <stuart@apple.com>
24498 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
24500 2007-02-13 Richard Henderson <rth@redhat.com>
24502 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
24503 handled_component_p before looking for the indirect_ref.
24505 2007-02-13 Richard Henderson <rth@redhat.com>
24507 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
24508 remove flags clobber.
24509 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
24510 (bswaphi_lowpart): New.
24511 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
24512 remove TARGET_BSWAP test. Delete expander of the same name.
24514 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
24515 (expand_unop): Use them.
24517 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
24519 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
24520 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
24521 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
24522 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
24523 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
24524 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
24525 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
24526 assembler dialect choice from asm templates.
24528 2007-02-12 Richard Henderson <rth@redhat.com>
24530 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
24531 (fixuns_trunc<SSEMODEF>si2): Use it.
24532 * config/i386/sse.md (vec_setv4sf_0): Export.
24533 * config/i386/i386.c (ix86_build_const_vector): Export.
24534 (ix86_split_convert_uns_si_sse): Rename from
24535 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
24536 * config/i386/i386-protos.h: Update.
24538 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24541 * c-typeck.c (c_finish_return): Improve warning message.
24543 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24545 * alias.c (find_symbolic_term): Delete unused function.
24547 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
24549 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
24550 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
24551 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
24553 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
24555 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
24556 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
24557 the function, temporarily point the debug interface to the null one.
24559 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
24561 * dwarf2out.c (round_up_to_align): New static function.
24562 (field_byte_offset): Use it to round the offset.
24564 2007-02-12 Richard Henderson <rth@redhat.com>
24566 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
24567 (inswl_const): Export.
24569 2007-02-12 Richard Henderson <rth@redhat.com>
24571 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
24572 result mode of the libcall, convert back to outmode.
24574 2007-02-12 Roger Sayle <roger@eyesopen.com>
24576 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
24577 (bswapdi2): New define_expand to implement 32-bit implementation.
24579 2007-02-12 Nick Clifton <nickc@redhat.com>
24581 * doc/invoke.texi (Overall Options): Document --help=.
24582 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
24583 (cc1_options): Pass --help= on to cc1.
24584 (display_help): Add description of --help=.
24585 (process_command): Add code to handle --help=. Allow translated
24586 --help and --target-help switches to be passed on to compiler
24588 (main): Remove unused if statement.
24589 * opts.c (columns): Remove.
24590 (LEFT_COLUMN): Define.
24591 (wrap_help): Add columns argument.
24592 (print_filtered_help): Change parameters to be an include bitmask,
24593 an exclude bitmask, an any bitmask and the column width. Move the
24594 code to display the params list here. Add code to display the
24595 status of options rather than their descriptions if the quiet flag
24597 (print_specific_help): Change parameters to be an include bitmask,
24598 an exclude bitmask and an any bitmask. Move code to look up the
24599 column width here. Decide upon the title for an options listing.
24600 (common_handle_options): Add code to handle --help=. Adapt code
24601 for --help and --target-help to use the revised form of the
24602 print_specific_help function.
24603 (print_help): Delete.
24604 (print_param_help): Delete.
24605 (print_switch): Delete.
24606 * opts.h (cl_lang_count): Add prototype.
24607 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
24608 CL_MAX_OPTION_CLASS): New defines.
24609 * optc-gen.awk: Add construction of cl_lang_count.
24610 * c.opt: Add Warning attribute to warning options and Optimization
24611 attribute to optimization options.
24612 * common.opt: Likewise.
24614 Add -fhelp and -ftarget-help as aliases for the transformed --help
24615 and --target-help options.
24616 * opt-functions.awk: Add code to handle Warning and Optimization
24619 2007-02-12 Richard Henderson <rth@redhat.com>
24621 * config/alpha/constraints.md: New file.
24622 * config/alpha/alpha.c: Include tm-constrs.h.
24623 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
24624 alpha_extra_constraint): Remove.
24625 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
24626 * config/alpha/alpha-protos.h: Update.
24627 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
24628 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
24629 (EXTRA_CONSTRAINT): Remove.
24630 * config/alpha/alpha.md: Include constraints.md.
24631 (adddi splitter): Use satisfies_constraint_*.
24632 * config/alpha/predicates.md (add_operand): Likewise.
24633 (sext_add_operand, addition_operation): Likewise.
24635 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
24637 PR tree-optimization/29145
24638 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
24639 in our handling of restrict qualified pointers.
24641 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24644 * doc/invoke.texi (Wunused-value): Update description.
24645 (Wextra): Delete item.
24646 * opts.c (set_Wextra): Don't use the value of Wextra to set the
24647 value of Wunused-value.
24648 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
24649 (c_finish_stmt_expr): Don't check extra_warnings.
24650 (emit_side_effect_warnings): The caller is responsible to check
24653 2007-02-11 Roger Sayle <roger@eyesopen.com>
24654 Matt Thomas <matt@3am-software.com>
24656 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
24658 2007-02-11 Roger Sayle <roger@eyesopen.com>
24660 * simplify-rtx.c (simplify_relational_operation_1): Optimize
24661 comparisons of POPCOUNT against zero.
24662 (simplify_const_relational_operation): Likewise.
24664 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24666 * doc/invoke.texi (Wextra): Delete outdated paragraph.
24668 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24670 * dwarf2out.c (root_type): Delete unused function.
24672 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24674 * genattrtab.c (contained_in_p): Delete unused function.
24675 (write_expr_attr_cache): Likewise.
24677 2007-02-11 Jan Hubicka <jh@suse.cz>
24679 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
24682 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
24684 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
24685 to add the REG_EQ* note.
24686 * see.c (see_merge_one_use_extension): Likewise.
24687 * local-alloc.c (update_equiv_regs): Likewise. Also don't
24688 turn REG_EQUAL notes into REG_EQUIV notes if the target
24689 register may have more than one set.
24690 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
24691 * gcse.c (try_replace_reg): Likewise.
24692 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
24693 * calls.c (fixup_tail_calls): Likewise. Abort if there is
24694 more than one REG_EQUIV note.
24695 * reload1.c (gen_reload): Use set_unique_reg_note.
24697 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
24699 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
24700 (ix86_builtin_conversion): New function.
24702 2007-02-06 Mark Mitchell <mark@codesourcery.com>
24705 * tree.h (DECL_REPLACEABLE_P): New macro.
24706 * except.c (set_nothrow_function_flags): Likewise.
24708 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
24709 Ira Rosen <irar@il.ibm.com>
24710 Dorit Nuzman <dorit@il.ibm.com>
24712 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
24713 * targhooks.c (default_builtin_vectorized_conversion): New.
24714 * targhooks.h (default_builtin_vectorized_function): New declaration.
24715 * target.h (struct vectorize): Add builtin_conversion field.
24716 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
24717 stmt_vec_info_type value.
24718 (vectorizable_conversion): New declaration.
24719 * tree-vect-analyze.c (vect_analyze_operations): Add
24720 vectorizable_conversion call.
24721 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
24722 * tree-vect-transform.c (vectorizable_conversion): New function.
24723 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
24724 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
24726 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
24727 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
24728 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
24729 or ALTIVEC_BUILTIN_VCFSX.
24731 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24734 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
24735 CONST_DOUBLE and operand 0 is a hard register.
24736 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
24737 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
24738 is a hard floating-point register.
24740 2007-02-10 Richard Henderson <rth@redhat.com>
24741 Jakub Jelinek <jakub@redhat.com>
24742 Alexandre Oliva <aoliva@redhat.com>
24744 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
24745 * builtin-types.def (BT_WORD): Make unsigned.
24746 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
24747 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
24748 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
24749 * c-decl.c (grokdeclarator): Don't error if !have_tls.
24750 * c-parser.c (c_parser_omp_threadprivate): Likewise.
24751 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
24753 * expr.c (emutls_var_address): New.
24754 (expand_expr_real_1): Expand emulated tls.
24755 (expand_expr_addr_expr_1): Likewise.
24756 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
24757 * output.h (emutls_finish): Declare.
24758 * toplev.c (compile_file): Call it.
24759 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
24760 address before wrapping in CONST.
24761 * varasm.c (emutls_htab, emutls_object_type): New.
24762 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
24763 (get_emutls_object_name, get_emutls_object_type): New.
24764 (get_emutls_init_templ_addr, emutls_decl): New.
24765 (emutls_common_1, emutls_finish): New.
24766 (assemble_variable): When emulating tls, swap decls; generate
24767 constructor for the emutls objects.
24768 (do_assemble_alias): When emulating tls, swap decl and target name.
24769 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
24771 * varpool.c (decide_is_variable_needed): Look at force_output.
24772 Recurse for emulated tls.
24773 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
24774 with decide_is_variable_needed.
24775 * emutls.c: New file.
24776 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
24777 tls_object for real tls.
24779 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
24781 PR rtl-optimization/29599
24782 * reload1.c (eliminate_regs_in_insn): Take the destination
24783 mode into account when computing the offset.
24785 2007-02-09 Stuart Hastings <stuart@apple.com>
24786 Richard Henderson <rth@redhat.com>
24788 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
24789 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
24790 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
24791 fixuns_truncdfhi2): New.
24792 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
24793 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
24794 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
24795 (floatunssidf2): Allow nonimmediate source.
24796 * config/i386/sse.md (movdi_to_sse): New.
24797 (vec_concatv2di): Drop '*'.
24798 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
24799 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
24800 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
24802 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
24803 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
24804 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
24805 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
24806 (ix86_build_signbit_mask): Fix decl of v, refactor to call
24807 ix86_build_const_vector.
24808 (x86_emit_floatuns): Rewrite.
24810 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24812 * genautomata.c (longest_path_length): Delete unused function.
24813 (struct state): Delete unused longest_path_length.
24814 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
24815 (get_free_state): Delete unused.
24817 2007-02-09 Jan Hubicka <jh@suse.cz>
24819 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
24820 * doc/invoke.texi (inline-unit-growth): Update default value.
24822 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
24823 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
24824 (rebuild_cgraph_edges): Likewise.
24825 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
24826 (dump_cgraph_node): Dump frequencies.
24827 (cgraph_clone_edge): Add frequency scales.
24828 (cgraph_clone_node): Add freuqnecy.
24829 * cgraph.h (cgraph_edge): Add freuqnecy argument.
24830 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
24831 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
24832 * tree-pass.h (TODO_rebuild_frequencies): New constant.
24833 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
24834 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
24835 (save_inline_function_body): Likewise.
24836 * ipa-inline.c: inluce rtl.h
24837 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
24838 (cgraph_edge_badness): Use frequencies.
24839 (cgraph_decide_recursive_inlining): Update clonning.
24840 (cgraph_decide_inlining_of_small_function): Dump frequency.
24841 * predict.c (estimate_bb_frequencies): Export.
24842 * predict.h (estimate_bb_frequencies): Declare.
24843 * tree-inline.c (copy_bb): Watch overflows.
24844 (expand_call_inline): Update call of cgraph_create_edge.
24845 (optimize_inline_calls): Use TODO flags to update frequnecies.
24846 * passes.h: Include predict.h
24847 (init_optimization_passes): Move profile ahead.
24848 (execute_function_todo): Handle TODO_rebuild_frequencies.
24850 2007-02-09 Roger Sayle <roger@eyesopen.com>
24852 * config/alpha/alpha.c (emit_insxl): Force the first operand of
24853 the insbl or inswl pattern into a register.
24855 2007-02-09 Roger Sayle <roger@eyesopen.com>
24857 * config/ia64/ia64.md (bswapdi2): New define_insn.
24859 2007-02-09 Richard Henderson <rth@redhat.com>
24861 * config/i386/constraints.md (Ym): New constraint.
24862 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
24863 (movdi_1_rex64): Split sse and xmm general register moves from
24864 memory move alternatives. Use conditional register constraints.
24865 (movsf_1, movdf_integer): Likewise.
24866 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
24867 (movdf_integer_rex64): New.
24868 (pushsf_rex64): Fix output constraints.
24869 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
24870 (sse2_stored): Likewise.
24871 (sse2_storeq_rex64): New.
24872 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
24873 amd and not generic.
24874 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
24875 for optimize_size. Remove SF/DFmode hack.
24877 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
24879 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
24882 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
24883 Richard Sandiford <richard@codesourcery.com>
24885 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
24886 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
24887 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
24888 m68k/t-mlib to tmake_file.
24889 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
24890 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
24891 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
24892 Allow it to be cf or m68k. Set m68k_arch_family. If that
24893 variable is not empty, add t-$m68k_arch_family to tmake_file.
24894 Add t-mlibs to tmake_file.
24895 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
24896 * config/m68k/t-cf: New file.
24897 * config/m68k/t-m68k: Likewise.
24898 * config/m68k/t-mlibs: Likewise.
24899 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
24900 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
24901 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
24902 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
24903 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
24905 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
24906 (INSTALL_LIBGCC): Delete.
24907 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
24908 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
24909 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
24910 (M68K_MLIB_CPU): Define.
24911 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
24912 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
24913 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
24915 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
24916 Richard Guenther <rguenther@suse.de>
24918 PR middle-end/23361
24919 * fold-const.c (fold_comparison): Handle obfuscated comparisons
24920 against INT_MIN/INT_MAX.
24921 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
24922 file if a loop is removed.
24924 2007-02-09 Joseph Myers <joseph@codesourcery.com>
24926 * calls.c (store_one_arg): Pass correct alignment to
24927 emit_push_insn for non-BLKmode values.
24928 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
24929 unaligned stack slot via a suitably aligned slot.
24931 2007-02-08 DJ Delorie <dj@redhat.com>
24933 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
24935 (legal_subregs): Use unsigned char, make const.
24936 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
24938 2007-02-08 Paul Brook <paul@codesourcery.com>
24940 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
24941 special interworking needed.
24943 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
24945 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
24946 conditional to __SSE2__.
24947 (Entries below should have been added to first ChangeLog
24948 entry for amdfam10 dated 2007-02-05)
24949 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
24951 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
24953 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
24956 2007-02-08 DJ Delorie <dj@redhat.com>
24958 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
24959 * config/m32c/m32c.c (legal_subregs): New.
24960 (m32c_illegal_subreg_p): New.
24961 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
24962 unsupported subregs of hard regs.
24964 2007-02-08 Jan Hubicka <jh@suse.cz>
24966 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
24967 the same one; always update histograms.
24969 2007-02-08 Diego Novillo <dnovillo@redhat.com>
24971 * passes.c (init_optimization_passes): Tidy comment.
24973 2007-02-08 Roger Sayle <roger@eyesopen.com>
24975 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
24976 strip zero_extend, bswap and rotates from POCOUNT's argument.
24977 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
24978 zero_extend and rotates from PARITY's argument.
24979 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
24980 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
24981 of an integer constant at compile-time.
24983 2007-02-08 Diego Novillo <dnovillo@redhat.com>
24986 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
24988 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
24991 * tree-ssa-live.c (remove_unused_locals): Do not remove
24992 TREE_ADDRESSABLE variables.
24993 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
24994 * tree-ssa-operands.c (add_virtual_operand): Remove argument
24995 FOR_CLOBBER. Update all users.
24996 If VAR has an associated alias set, add a virtual operand for
24997 it if no alias is found to conflict with the memory reference.
24999 2007-02-07 Jan Hubicka <jh@suse.cz>
25000 Robert Kidd <rkidd@crhc.uiuc.edu>
25002 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
25004 2007-02-07 Ian Lance Taylor <iant@google.com>
25006 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
25008 2007-02-07 Roger Sayle <roger@eyesopen.com>
25010 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
25011 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
25012 tablejumpdi, movsi_to_cr_one): Remove constraints from
25013 define_expand's match_operands.
25015 2007-02-07 Roger Sayle <roger@eyesopen.com>
25017 * global.c (compute_regsets): Move declatation of "i" inside of
25018 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
25020 2007-02-07 Jakub Jelinek <jakub@redhat.com>
25023 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
25024 of INDIRECT_REF <RESULT_DECL>.
25026 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
25028 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
25029 Kaz Kojima <kkojima@gcc.gnu.org>
25032 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
25034 (sh_initialize_trampoline): Add parentheses to avoid a warning.
25036 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
25038 * doc/loop.texi: Document possibility not to perform disambiguation
25039 of loops with multiple latches.
25040 * cfgloopmanip.c (alp_enum_p): Removed.
25041 (add_loop): Handle subloops. Use get_loop_body_with_size.
25042 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
25043 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
25044 the new forwarder block.
25045 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
25046 Handle the case latch is NULL.
25047 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
25048 modifications when marking loop exits.
25049 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
25051 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
25052 disambiguate_loops_with_multiple_latches.
25053 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
25054 before fix_loop_structure.
25055 * cfgloop.c: Include pointer-set.h and output.h.
25056 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
25057 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
25058 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
25059 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
25060 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
25061 disambiguate_multiple_latches, get_loop_body_with_size,
25062 disambiguate_loops_with_multiple_latches): New functions.
25063 (flow_loop_dump): Dump multiple latch edges.
25064 (flow_loop_nodes_find): Handle loops with multiple latches.
25065 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
25066 (glb_enum_p): Modified.
25067 (get_loop_body): Use get_loop_body_with_size.
25068 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
25069 (AVOID_CFG_MODIFICATIONS): New constant.
25070 (disambiguate_loops_with_multiple_latches, add_loop,
25071 get_loop_body_with_size): Declare.
25072 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
25074 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
25076 PR inline-asm/28686
25077 * global.c (compute_regsets): New function.
25078 (global_alloc): Refactored ELIMINABLE_REGSET
25079 and NO_GLOBAL_ALLOC_REGS computation out.
25080 (rest_of_handle_global_alloc): Call compute_regsets()
25081 for non-optimizing case.
25083 2007-02-06 Richard Henderson <rth@redhat.com>
25085 * config/i386/constraints.md (Y2): Rename from Y.
25086 (Yi): New constraint.
25087 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
25088 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
25089 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
25090 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
25091 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
25092 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
25093 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
25094 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
25095 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
25096 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
25097 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
25098 vec_extractv2si_1): Change Y constraints to Y2.
25099 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
25100 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
25101 Change Y constraints to Y2.
25102 (sse2_loadld): Change Y constraints to x.
25104 2007-02-06 Roger Sayle <roger@eyesopen.com>
25106 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
25107 (parity<mode>2): New define_expand using rs6000_emit_parity.
25108 * config/rs6000/rs6000.c (rs6000_emit_popcount,
25109 rs6000_emit_parity): New functions.
25110 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
25111 rs6000_emit_parity): Prototype here.
25113 2007-02-06 Ian Lance Taylor <iant@google.com>
25115 * lower-subreg.c (simple_move_operand): Reject CONST.
25116 (resolve_clobber): Call validate_change rather than directly
25117 assigning to XEXP (pat, 0).
25119 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
25121 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
25122 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
25123 (tree-cfg.o): Remove hashtab.h dependency.
25125 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
25126 (struct ivopts_data): Change niters to pointer_map_t.
25127 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
25128 (niter_for_exit): Create pointer_map on demand. Change for
25130 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
25131 (free_loop_data): Destroy data->niters if created and reset field.
25132 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
25133 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
25135 * tree-ssa-reassoc.c: Include pointer-set.h.
25136 (bb_rank): Change to long *.
25137 (operand_rank): Change to pointer_map_t.
25138 (find_operand_rank): Return long, -1 if not found. Declare as inline.
25139 (insert_operand_rank): Accept long.
25140 (operand_entry_hash, operand_entry_eq): Remove.
25141 (get_rank): Return long. Adjust for changes above.
25142 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
25144 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
25146 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
25147 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
25148 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
25150 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
25151 directly since it cannot be NULL.
25152 (get_vi_for_tree): Rewrite for pointer_map API.
25153 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
25154 (init_alias_vars): Create vi_for_tree as pointer_map.
25155 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
25157 * tree-cfg.c: Don't include hashtab.h.
25158 (edge_to_cases): Declare as pointer_map.
25159 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
25161 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
25162 (start_recording_case_labels): Create edge_to_cases as pointer_map.
25163 (end_recoding_case_labels): Cleanup edge_to_cases manually before
25165 (record_switch_edge): Delete.
25166 (get_cases_for_edge): Adjust for pointer_map API, inline
25167 record_switch_edge (rewritten for new API), remove goto.
25169 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
25171 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
25172 * tree-nested.c: Include pointer-set.h.
25173 (var_map_elt, var_map_eq, var_map_hash): Delete.
25174 (struct nesting_info): Remove GTY marker. Change the two htab_t's
25175 to pointer_map_t's.
25176 (nesting_info_bitmap_obstack): New.
25177 (lookup_field_for_decl): Adjust for pointer_map API.
25178 (lookup_tramp_for_decl): Adjust for pointer_map API.
25179 (get_nonlocal_debug_decl): Adjust for pointer_map API.
25180 (get_local_debug_decl): Adjust for pointer_map API.
25181 (convert_nl_goto_reference): Adjust for pointer_map API.
25182 (convert_nl_goto_receiver): Adjust for pointer_map API.
25183 (create_nesting_tree): Create outside GGC space. Create bitmap on
25184 the new obstack. Create field_map and var_map as pointer_maps.
25185 (free_nesting_tree): Adjust for changes to create_nesting_tree.
25187 (lower_nested_functions): Move root here, no need to NULL it.
25188 Initialize and release the obstack.
25190 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
25192 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
25193 Remove prototypes and make them non-static.
25194 (struct tree_int_map): Remove.
25195 * tree.h (struct tree_int_map): Move here, turning TO into an
25197 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
25199 * tree.h (TREE_COMPLEXITY): Remove.
25200 (struct tree_exp): Remove complexity field.
25201 * tree.c (build1_stat): Don't set it.
25203 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
25204 Victor Kaplansky <victork@il.ibm.com>
25206 * tree-vectorizer.c (vect_is_simple_use): Support induction.
25207 (vect_is_simple_reduction): Support reduction with induction as
25208 one of the operands.
25209 (vect_is_simple_iv_evolution): Fix formatting.
25210 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
25211 formatting. Don't mark induction phis for vectorization.
25212 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
25213 * tree-vect-transform.c (get_initial_def_for_induction): New function.
25214 (vect_get_vec_def_for_operand): Support induction.
25215 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
25217 (vectorizable_reduction): Support reduction with induction as one of
25219 (vectorizable_type_demotion): Use def-type of stmt argument rather
25220 than dummy def-type.
25222 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
25223 flag_tree_scev_cprop.
25224 * common.opt (tree-scev-cprop): New flag.
25226 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
25227 call to vect_get_new_vect_var.
25229 2007-02-06 Ira Rosen <irar@il.ibm.com>
25231 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
25232 vectype is not NULL.
25233 (vect_pattern_recog_1): Likewise.
25235 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25237 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
25238 (fold_negate_expr): Likewise.
25240 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
25243 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
25244 even if cv-qualification is the same.
25246 2007-02-05 Geoffrey Keating <geoffk@apple.com>
25248 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
25249 __enable_execute_stack on completion.
25251 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25253 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
25254 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
25255 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
25256 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
25257 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
25258 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
25259 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
25260 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
25262 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25264 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
25265 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
25266 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
25267 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
25268 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
25269 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
25270 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
25271 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
25272 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
25273 umuldi3_highpart_rex64, umulsi3_highpart_insn,
25274 umulsi3_highpart_zext, smuldi3_highpart_rex64,
25275 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
25276 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
25277 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
25278 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
25279 sqrtextenddfxf2_i387): Added amdfam10_decode.
25281 * config/i386/athlon.md (athlon_idirect_amdfam10,
25282 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
25283 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
25284 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
25285 athlon_ivector_store_amdfam10): New define_insn_reservation.
25286 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
25289 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25291 * config/i386/athlon.md (athlon_call_amdfam10,
25292 athlon_pop_amdfam10, athlon_lea_amdfam10): New
25293 define_insn_reservation.
25294 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
25295 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
25296 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
25298 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25300 * config/i386/athlon.md (athlon_sseld_amdfam10,
25301 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
25302 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
25304 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25306 * config/i386/athlon.md (athlon_sseins_amdfam10): New
25307 define_insn_reservation.
25308 * config/i386/i386.md (sseins): Added sseins to define_attr type
25309 and define_attr unit.
25310 * config/i386/sse.md: Set type attribute to sseins for insertq
25313 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25315 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
25316 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
25317 ssecomi_load_amdfam10, ssecomi_amdfam10,
25318 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
25319 define_insn_reservation.
25320 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
25322 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25324 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
25325 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
25326 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
25327 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
25328 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
25329 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
25330 define_insn_reservation.
25332 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
25333 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
25334 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
25335 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
25336 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
25338 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25340 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
25341 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
25342 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
25343 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
25344 athlon_ssemul_load_k8): Added amdfam10.
25346 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25348 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
25349 (x86_sse_unaligned_move_optimal): New variable.
25351 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
25353 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
25354 for unaligned vector SSE double/single precision loads for AMDFAM10.
25356 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25358 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
25359 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
25360 Define TARGET_CPU_DEFAULT_amdfam10.
25361 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
25362 (processor_type): Add PROCESSOR_AMDFAM10.
25364 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
25365 processor_type in config/i386/i386.h.
25366 Enable imul peepholes for TARGET_AMDFAM10.
25368 * config.gcc: Add support for --with-cpu option for amdfam10.
25370 * config/i386/i386.c (amdfam10_cost): New variable.
25371 (m_AMDFAM10): New macro.
25372 (m_ATHLON_K8_AMDFAM10): New macro.
25373 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
25374 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
25375 x86_promote_QImode, x86_integer_DFmode_moves,
25376 x86_partial_reg_dependency, x86_memory_mismatch_stall,
25377 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
25378 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
25379 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
25380 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
25381 Enable/disable for amdfam10.
25382 (override_options): Add amdfam10_cost to processor_target_table.
25383 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
25384 processor_alias_table.
25385 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
25386 (ix86_adjust_cost): Add code for amdfam10.
25388 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25390 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
25391 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
25392 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
25393 * config/i386/i386.h: Add builtin definition for SSE4A.
25394 * config/i386/i386.md: Add support for ABM instructions
25395 (popcnt and lzcnt).
25396 * config/i386/sse.md: Add support for SSE4A instructions
25397 (movntss, movntsd, extrq, insertq).
25398 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
25399 Add -march=amdfam10 flag.
25400 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
25401 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
25403 * doc/extend.texi: Add documentation for SSE4A builtins.
25405 2007-02-05 Bob Wilson <bob.wilson@acm.org>
25407 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
25409 2007-02-05 Richard Guenther <rguenther@suse.de>
25411 * tree-vectorizer.h (vectorizable_function): Add argument type
25412 argument, change return type.
25413 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
25414 * tree-vect-transform.c (vectorizable_function): Handle extra
25415 argument, return vectorized function decl.
25416 (build_vectorized_function_call): Remove.
25417 (vectorizable_call): Handle calls with result and argument types
25418 differing. Handle loop vectorization factor correctly.
25419 * targhooks.c (default_builtin_vectorized_function): Adjust for
25421 * targhooks.h (default_builtin_vectorized_function): Likewise.
25422 * target.h (builtin_vectorized_function): Add argument type
25424 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
25425 extra argument, allow vectorizing of lrintf.
25426 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
25427 documentation of target hook.
25429 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
25432 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
25433 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
25434 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
25436 2007-02-05 Roger Sayle <roger@eyesopen.com>
25438 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
25439 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
25440 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
25441 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
25442 before canonicalizing sincos to cexpi.
25443 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
25445 2007-02-05 Roger Sayle <roger@eyesopen.com>
25447 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
25448 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
25449 (alpha_init_builtins): Use alpha_add_builtins to process tables.
25451 2007-02-05 Roger Sayle <roger@eyesopen.com>
25453 * mips-tfile.c (initialize_init_file): Correct endianness test.
25455 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
25457 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
25458 the 'y' constraint.
25460 2007-02-05 Richard Sandiford <richard@codesourcery.com>
25462 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
25463 saves in a PARALLEL before the register assignments.
25465 2007-02-05 Richard Sandiford <richard@codesourcery.com>
25467 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
25468 DWARF_FRAME_RETURN_COLUMN to be a general register.
25469 * dwarf2out.c (init_return_column_size): New function, split from...
25470 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
25471 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
25472 to be nongeneral registers.
25473 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
25475 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
25476 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
25478 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
25480 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
25482 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
25484 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
25485 (remove_path): Use can_remove_branch_p and remove_branch instead
25486 of loop_delete_branch_edge.
25487 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
25488 (tree_transform_and_unroll_loop): Remove dead branches immediately.
25489 Update profile using scale_dominated_blocks_in_loop.
25490 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
25491 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
25492 (can_remove_branch_p, remove_branch): Declare.
25493 * tree-cfg.c (tree_can_remove_branch_p): New function.
25494 (tree_cfg_hooks): Add tree_can_remove_branch_p.
25495 * cfgrtl.c (rtl_can_remove_branch_p): New function.
25496 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
25498 2007-02-05 Jan Hubicka <jh@suse.cz>
25500 PR middle-end/30696
25501 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
25502 nodes in cgraph, don't remove offline copy of the function.
25504 2007-02-04 Jan Hubicka <jh@suse.cz>
25506 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
25507 vectors might cause maybe_lookup_element_for_expr to be called
25508 on non-sra-candidate.
25510 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
25512 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
25513 config/bfin/bfin.md, config/bfin/predicates.md: Follow
25514 spelling conventions.
25516 2007-02-04 Richard Guenther <rguenther@suse.de>
25518 PR middle-end/30636
25519 * fold-const.c (try_move_mult_to_index): Make sure to not
25520 overflow one dimension of a multi-dimensional array access.
25522 2007-02-04 Jan Hubicka <jh@suse.cz>
25524 * passes.c (init_optimization_passes): Reindent.
25526 2007-02-04 Jan Hubicka <jh@suse.cz>
25527 Eric Botcazou <ebotcazou@adacore.com>
25529 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
25530 (execute_fixup_cfg): Break out the abnormal goto code.
25531 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
25532 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
25533 (optimize_inline_calls): Call make_nonlocal_label_edges.
25535 2007-02-04 Jan Hubicka <jh@suse.cz>
25537 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
25538 true when something was changed.
25539 (rename_ssa_copies): When something was changed, do
25540 TODO_remove_unused_locals.
25541 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
25542 add TODO_remove_unused_locals when instruction was removed.
25544 2007-02-04 Jan Hubicka <jh@suse.cz>
25546 * ipa-inline.c (try_inline): Improve debug output; work on already
25548 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
25549 call try_inline for already inlined edges too when flattening;
25550 inline also functions that make callee growth but overall unit size
25553 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
25555 * config/m32c/bitops.md, config/m32c/jump.md,
25556 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
25557 config/m32r/m32r.h, config/m32r/m32r.md,
25558 config/m32r/predicates.md, config/m68hc11/larith.asm,
25559 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
25560 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
25561 config/mips/mips-protos.h, config/mips/mips.c,
25562 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
25563 config/mn10300/mn10300.h, config/mn10300/predicates.md,
25564 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
25565 spelling conventions.
25567 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
25568 Follow spelling conventions.
25570 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
25572 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
25573 warn about C++0x compatibility.
25575 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
25577 * config/h8300/h8300.c, config/h8300/h8300.h,
25578 config/h8300/h8300.md: Follow spelling conventions.
25580 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
25582 PR middle-end/30667
25583 * combine.c (try_combine): Do not substitute source operand
25584 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
25586 2007-02-03 Jan Hubicka <jh@suse.cz>
25588 PR gcov-profile/30650
25589 * value-prof.c (stringop_block_profile): Fix handling of size counter;
25590 do not divide by zero for never executed counters.
25591 (tree_find_values_to_profile): Fix counters.
25592 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
25594 2007-02-03 Ian Lance Taylor <iant@google.com>
25596 * lower-subreg.c (simple_move_operand): New static function,
25597 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
25599 (simple_move): Call simple_move_operand.
25600 (find_decomposable_subregs): Add special handling of MEMs.
25601 (can_decompose_p): Rename from cannot_decompose_p. Reverse
25602 meaning of return value. If we see a hard register, test whether
25603 it can store a word_mode value. Change all callers.
25605 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25607 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
25608 ftrapv insns and expanders.
25609 (subdi3): Change define_expand operand 1 to arith11_operand, and
25610 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
25611 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
25612 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
25615 PR middle-end/30174
25616 * varasm.c (notice_global_symbol): Treat global objects as weak when
25617 flag_shlib is true.
25619 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25621 * emit-rtl.c (dconstpi): Delete.
25622 (dconstsqrt2): New.
25623 (init_emit_once): Delete dconstpi and init dconstsqrt2.
25624 * real.h (dconstpi): Delete.
25625 (dconstsqrt2): New.
25626 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
25627 (fold_builtin_hypot): Likewise.
25629 2007-02-03 Tom Tromey <tromey@redhat.com>
25632 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
25633 -gcoff3, -gxcoff3, -gvms3 implies -dD.
25635 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
25637 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
25638 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
25639 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
25640 config/rs6000/cell.md, config/rs6000/darwin.h,
25641 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
25642 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
25643 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
25644 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
25645 typos. Follow spelling conventions.
25646 * doc/invoke.texi: Follow spelling conventions.
25648 2007-02-03 Roger Sayle <roger@eyesopen.com>
25650 * simplify-rtx.c (simplify_relational_operation_1): Implement some
25651 canonicalization transformations that attempt to simplify integer
25652 constant comparisons to become comparisons against zero.
25654 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25656 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
25658 * fold-const.c (fold_binary): Fix comment typos. Fold complex
25659 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
25661 2007-02-02 Mike Stump <mrs@apple.com>
25663 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
25664 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
25665 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
25666 generate a branch island.
25668 2007-02-02 Bob Wilson <bob.wilson@acm.org>
25670 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
25671 (xtensa_legitimate_address_p): New.
25672 (xtensa_legitimize_address): New.
25673 (xtensa_output_addr_const_extra): New.
25674 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
25676 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
25677 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
25678 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
25679 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
25680 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
25681 (xtensa_legitimize_address): New.
25682 (xtensa_output_addr_const_extra): New.
25684 2007-02-02 Steve Ellcey <sje@cup.hp.com>
25686 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
25688 2007-02-02 Ian Lance Taylor <iant@google.com>
25690 * expmed.c (expand_divmod): Add comment.
25692 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
25694 * emit-rtl.c (renumber_insns): Remove.
25695 * flags.h: Remove the extern for flag_renumber_insns.
25696 * rtl.h: Remove the prototype for renumber_insns.
25697 * toplev.c (flag_renumber_insns): Remove.
25699 2007-02-02 Hui-May Chang <hm.chang@apple.com>
25701 Revert for x86 darwin:
25702 2005-06-19 Uros Bizjak <uros@kss-loka.si>
25704 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
25705 code before the following patch under TARGET_MACHO.
25706 (ix86_function_value_regno_p): Likewise.
25708 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25710 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
25713 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
25716 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
25717 loads to general or fp registers. Add comments.
25718 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
25720 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
25722 * pointer-set.c (insert_aux): Only return insertion slot.
25723 (pointer_set_insert): Adjust.
25724 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
25725 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
25726 pointer_map_traverse): New.
25727 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
25728 pointer_map_create, pointer_map_destroy, pointer_map_insert,
25729 pointer_map_contains, pointer_map_traverse): Declare.
25731 2007-02-02 Jakub Jelinek <jakub@redhat.com>
25733 PR middle-end/30473
25734 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
25735 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
25737 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
25739 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
25741 (struct _dep): New type.
25742 (dep_t): New typedef.
25743 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
25744 (DEP_STATUS): New access macro. The macro with the same name was
25745 renamed to DEP_LINK_STATUS.
25746 (dep_init): Declare function
25748 (struct _dep_link): New type.
25749 (dep_link_t): New typedef.
25750 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
25751 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
25752 (DEP_LINK_STATUS): New macro.
25753 (debug_dep_links): New debug function.
25755 (struct _deps_list): New type.
25756 (deps_list_t): New typedef.
25757 (DEPS_LIST_FIRST): New access macro.
25758 (FOR_EACH_DEP_LINK): New cycle macro.
25759 (create_deps_list, free_deps_list, delete_deps_list): Declare
25761 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
25762 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
25763 (copy_deps_list_change_con): Ditto.
25765 (move_dep_link): Declare function.
25767 (struct _dep_node): New type.
25768 (dep_node_t): New typedef.
25769 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
25771 (struct haifa_insn_data.back_deps): New field to hold backward
25772 dependencies of the insn.
25773 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
25775 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
25776 Change its type to deps_list_t.
25777 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
25778 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
25779 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
25781 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
25783 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
25785 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
25787 (dep_cost): Declare.
25789 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
25790 (ds_to_dk, dk_to_ds): New functions.
25792 (init_dep_1): New static function.
25793 (init_dep): New function.
25794 (copy_dep): New static function.
25796 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
25798 (detach_dep_link): New static function.
25799 (move_dep_link): New function.
25801 (dep_links_consistent_p, dump_dep_links): New static functions.
25802 (debug_dep_links): New debugging function.
25804 (deps_obstack, dl_obstack, dn_obstack): New static variables.
25806 (alloc_deps_list, init_deps_list): New static functions.
25807 (create_deps_list): New function.
25808 (clear_deps_list): New static function.
25809 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
25810 (deps_list_consistent_p, dump_deps_list): New static functions.
25811 (debug_deps_list): New function.
25812 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
25814 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
25816 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
25817 use new scheduler dependencies lists.
25818 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
25819 (sched_analyze): Ditto. Initialize dependencies lists.
25820 (add_forw_dep, compute_forward_dependences): Update to use new
25821 scheduler dependencies lists.
25823 (init_dependency_caches): Init deps_obstack.
25824 (free_dependency_caches): Free deps_obstack.
25826 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
25827 new scheduler dependencies lists.
25828 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
25829 (add_back_forw_dep, delete_back_forw_dep): Ditto.
25831 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
25832 Update to use new scheduler dependencies lists.
25833 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
25834 (debug_dependencies): Ditto.
25835 (schedule_region): Update comments.
25837 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
25838 scheduler dependencies lists.
25839 (schedule_ebb): Update comments.
25841 * rtl.def (DEPS_LIST): Remove.
25843 * lists.c (unused_deps_list): Remove.
25844 (free_list): Update assertions.
25846 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
25847 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
25849 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
25850 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
25852 * haifa-sched.c (comments): Update.
25853 (insn_cost1): Remove. Inline the code into insn_cost ().
25854 (insn_cost): Update to use new scheduler dependencies lists. Move
25855 processing of the dependency cost to dep_cost ().
25856 (dep_cost): New function. Use it instead of insn_cost () when
25857 evaluating cost of the dependency. Use compatible interface to
25858 interact with the target.
25859 (priority): Update to use new scheduler dependencies lists.
25860 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
25861 with greater number of insns that depend on the insn.
25862 (schedule_insn): Update to use new scheduler dependencies lists. Add
25863 code to free backward dependencies lists. Inline and optimize code
25864 from resolve_dep () - see PR28071.
25865 (ok_for_early_queue_removal): Update to use new scheduler dependencies
25866 lists. Update call to targetm.sched.is_costly_dependence hook.
25868 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
25869 scheduler dependencies lists.
25871 (resolve_dep): Remove. Move the logic to schedule_insn ().
25872 (init_h_i_d): Initialize dependencies lists.
25874 (process_insn_depend_be_in_spec): Rename to
25875 process_insn_forw_deps_be_in_spec. Update to use new scheduler
25876 dependencies lists.
25877 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
25878 Update to use new scheduler dependencies lists.
25879 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
25881 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
25882 new scheduler dependencies lists.
25883 (build_intra_loop_deps): Ditto.
25885 * target.h (struct _dep): Declare to use in
25886 gcc_target.sched.is_costly_dependence.
25887 (struct gcc_target.sched.adjust_cost): Fix typo.
25888 (struct gcc_target.sched.is_costly_dependence): Change signature to
25889 use single dep_t parameter instead of an equivalent triad.
25890 (struct gcc_target.sched.adjust_cost_2): Remove.
25892 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
25894 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
25896 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
25898 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
25900 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
25901 (REG_DEP_TRUE): Document.
25903 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
25904 Change signature to correspond to the targetm.sched.adjust_cost hook.
25905 Update use in TARGET_SCHED_ADJUST_COST_2.
25906 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
25907 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
25908 new scheduler dependencies lists.
25909 (ia64_gen_check): Ditto.
25911 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
25912 scheduler dependencies lists.
25914 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
25915 signature to correspond to the targetm.sched.is_costly_dependence hook.
25916 (is_costly_group): Update to use new scheduler dependencies lists.
25918 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
25919 instead of INSN_COST () macro.
25921 2007-02-01 Ian Lance Taylor <iant@google.com>
25923 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
25925 2007-02-01 Guy Martin <gmsoft@gentoo.org>
25927 * pa.md (tp_load): Correct mfctl instruction syntax.
25929 2007-02-01 Geoffrey Keating <geoffk@apple.com>
25931 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
25932 altivec_padding_size calculation on AIX. Improve comment, add
25933 assert to verify that it's right.
25935 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
25938 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
25940 PR inline-asm/28686
25941 * global.c (global_alloc): Add mising initialization of
25944 2007-02-01 Roger Sayle <roger@eyesopen.com>
25946 * alias.c (init_alias_analysis): Correct whitespace.
25947 * bb-reorder.c (fix_edges_for_rarely_executed_code,
25948 partition_hot_cold_basic_blocks): Likewise.
25949 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
25950 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
25951 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
25952 fold_builtin_snprintf_chk, fold_builtin_printf,
25953 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
25954 do_mpfr_arg3, do_mpfr_sincos): Likewise.
25955 * cfgcleanup.c (cleanup_cfg): Likewise.
25956 * cfgexpand.c (tree_expand_cfg): Likewise.
25957 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
25958 * function.c (get_next_funcdef_no): Likewise.
25959 * gengtype.c (main): Likewise.
25960 * genmodes.c (main): Likewise.
25961 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
25962 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
25963 * ifcvt.c (noce_emit_move_insn): Likewise.
25964 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
25966 * stor-layout.c (get_best_mode): Likewise.
25967 * tree-ssa-loop-niter.c (get_val_for): Likewise.
25968 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
25969 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
25970 perform_var_substitution, solve_graph): Likewise.
25971 * tree-vrp.c (vrp_finalize): Likewise.
25973 2007-02-01 Ian Lance Taylor <iant@google.com>
25975 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
25976 high part of a paradoxical subreg, return a constant zero.
25978 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
25980 * toplev.c (lang_dependent_init): Call init_set_costs.
25981 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
25983 2007-02-01 Richard Guenther <rguenther@suse.de>
25985 PR middle-end/30656
25986 * fold-const.c (fold_negate_expr): Allow negating a
25987 constant if overflow does not change.
25989 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25991 * doc/c-tree.texi (Expression trees): Improve markup.
25992 * doc/tm.texi (Register Classes, Addressing Modes)
25993 (Floating Point): Fix spacing after abbreviations. Fix some
25996 2007-02-01 Ben Elliston <bje@au.ibm.com>
25998 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
25999 * doc/contrib.texi: Likewise.
26000 * doc/install.texi: Likewise.
26002 2007-01-31 Richard Henderson <rth@redhat.com>
26003 Ian Lance Taylor <iant@google.com>
26005 * lower-subreg.c: New file.
26006 * rtl.def (CONCATN): Define.
26007 * passes.c (init_optimization_passes): Add pass_lower_subreg and
26008 pass_lower_subreg2.
26009 * emit-rtl.c (update_reg_offset): New static function, broken out
26010 of gen_rtx_REG_offset.
26011 (gen_rtx_REG_offset): Call update_reg_offset.
26012 (gen_reg_rtx_offset): New function.
26013 * regclass.c: Revert patch of 2006-03-05, restoring
26015 (clear_reg_info_regno): New function.
26016 * dwarf2out.c (concatn_loc_descriptor): New static function.
26017 (loc_descriptor): Handle CONCATN.
26018 * common.opt (fsplit_wide_types): New option.
26019 * opts.c (decode_options): Set flag_split_wide_types when
26021 * timevar.def (TV_LOWER_SUBREG): Define.
26022 * rtl.h (gen_reg_rtx_offset): Declare.
26023 (reg_scan_update): Declare.
26024 * regs.h (clear_reg_info_regno): Declare.
26025 * tree-pass.h (pass_lower_subreg): Declare.
26026 (pass_lower_subreg2): Declare.
26027 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
26028 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
26029 -fsplit-wide-types.
26030 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
26031 * Makefile.in (OBJS-common): Add lower-subreg.o.
26032 (lower-subreg.o): New target.
26034 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
26036 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
26038 2007-01-31 Anatoly Sokolov <aesok@post.ru>
26041 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
26043 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26045 PR middle-end/29335
26046 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
26048 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
26050 * cfgloop.h: Include vec-prim.h.
26051 (enum li_flags): Remove LI_ONLY_OLD.
26052 (loop_iterator): Changed.
26053 (fel_next, fel_init): Iterate over loop tree.
26054 (FOR_EACH_LOOP_BREAK): New macro.
26055 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
26057 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
26058 * modulo-sched.c (sms_schedule): Ditto.
26059 * tree-vectorizer.c (vectorize_loops): Ditto.
26060 * doc/loop.texi: Update information on loop numbering and behavior of
26061 FOR_EACH_LOOP wrto new loops.
26062 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
26063 add_to_evolution_1): Test nestedness of loops instead of comparing
26065 * tree-chrec.c (chrec_fold_plus_poly_poly,
26066 chrec_fold_multiply_poly_poly, chrec_evaluate,
26067 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
26068 reset_evolution_in_loop): Ditto.
26069 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
26071 2007-01-31 Dirk Mueller <dmueller@suse.de>
26073 * c-common.c (warn_about_parentheses): Separate warning about
26074 un-parenthized sequence of comparison operators from the one
26075 which is supposed to warn about x <= y <= z.
26077 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
26079 * optabs.h (enum optab_index): Add new OTI_isinf.
26080 (isinf_optab): Define corresponding macro.
26081 * optabs.c (init_optabs): Initialize isinf_optab.
26082 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
26084 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
26085 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
26087 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
26088 expand_builtin_interclass_mathfn.
26089 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
26090 * config/i386/i386.md (UNSPEC_FXAM): New constant.
26091 (fxam<mode>2_i387): New insn pattern.
26092 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
26093 built-in functions as x87 inline asm.
26095 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
26097 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
26099 2007-01-30 Eric Christopher <echristo@apple.com>
26101 * config.gcc: Add geode.
26103 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
26105 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
26106 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
26107 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
26108 value-prof.c: Fix comment typos.
26110 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26113 * doc/invoke.texi (Wpointer-arith): Document warning.
26115 2007-01-30 Janis Johnson <janis187@us.ibm.com>
26117 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
26118 the list of discrepancies from the draft TR.
26120 2007-01-30 Dirk Mueller <dmueller@suse.de>
26123 * doc/invoke.texi (-Wreturn-type): Update description to
26124 match new behavior.
26126 2007-01-30 Richard Sandiford <richard@codesourcery.com>
26128 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
26130 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
26132 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
26133 to handle optabs that operate on floating point input argument and
26134 output to integer output.
26135 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
26136 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
26137 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
26138 expand_builtin_interclass_mathfn ().
26139 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
26140 (ilogbsi2): Remove.
26141 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
26142 ilogbl built-in functions as x87 intrinsics.
26144 2007-01-30 Richard Guenther <rguenther@suse.de>
26146 PR middle-end/27657
26147 * dwarf2out.c (reference_to_unused): Query varpool if the
26148 variable was output.
26150 2007-01-30 Richard Guenther <rguenther@suse.de>
26152 PR middle-end/30313
26153 * passes.c (execute_one_pass): Reset in_gimple_form to not
26154 confuse non-unit-at-a-time mode.
26156 2007-01-29 Roger Sayle <roger@eyesopen.com>
26157 Richard Guenther <rguenther@suse.de>
26159 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
26160 avoid undefined behaviour on overflow. Use force_fit_type_double
26161 to construct the constant with the specified TREE_OVERFLOW.
26163 2007-01-29 Janis Johnson <janis187@us.ibm.com>
26165 * config/dfp-bit.c: Add parameterized support for fp exceptions.
26166 * config/dfp-bit.h: Ditto.
26168 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26170 * c-decl.c (pop_scope): Replace warnings with call to
26171 warn_for_unused_label.
26172 * c-common.h (warn_for_unused_label): Declare.
26173 * c-common.c (warn_for_unused_label): Define.
26175 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26177 * tree-optimize.c (update_inlined_to_pointers): Delete unused
26180 2007-01-29 Janis Johnson <janis187@us.ibm.com>
26182 * Makefile.in (USER_H): Remove decfloat.h.
26183 * ginclude/decfloat.h: Delete, moving contents to ...
26184 * ginclude/float.h: Add support for decimal floating point,
26185 guarded by __STDC_WANT_DEC_FP__.
26187 2007-01-29 Mike Stump <mrs@apple.com>
26189 * doc/gccint.texi (Top): Rename Loop Representation to Loop
26190 Analysis and Representation to resolve case insensitive conflict.
26191 * doc/loop.texi (Loop Analysis and Representation): Likewise.
26193 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
26195 * tree.h (struct tree_memory_tag): Add aliases member.
26196 (MTAG_ALIASES): New macro.
26197 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
26198 (add_may_alias): Remove pointer-set. Update for may_aliases being
26200 (mark_aliases_call_clobbered): Update for may_aliases being a
26202 (compute_tag_properties): Ditto.
26203 (create_partition_for): Ditto.
26204 (compute_memory_partitions): Ditto.
26205 (dump_may_aliases_for): Ditto.
26206 (is_aliased_with): Ditto.
26207 (add_may_alias_for_new_tag): Ditto.
26208 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
26209 (compute_is_aliased): New function.
26210 (compute_may_aliases): Call compute_is_aliased).
26211 (init_alias_info): Initialize alias_bitmap_obstack.
26212 (union_alias_set_into): New function.
26213 (compute_flow_sensitive_aliasing): Use union_aliases_into.
26214 (have_common_aliases_p): Rewrite to take two bitmaps and use
26216 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
26217 Update for bitmaps.
26218 (finalize_ref_all_pointers): Update for add_may_alias changes.
26219 (new_type_alias): Ditto.
26220 * tree-flow-inline.h (may_aliases): Return a bitmap.
26221 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
26222 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
26223 may_aliases being a bitmap.
26224 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
26225 may_aliases now returns a bitmap.
26226 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
26228 * tree-ssa-operands.c (add_virtual_operand): Update for
26229 may_aliases being a bitmap.
26231 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
26233 PR tree-optimization/30630
26234 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
26235 variable as changed.
26237 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
26240 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
26241 expanded only once even if an error occurs.
26243 2007-01-29 Ben Elliston <bje@au.ibm.com>
26245 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
26246 (__gcov_average_profiler): Likewise.
26247 (__gcov_ior_profiler): Likewise.
26248 (__gcov_merge_ior): Likewise.
26250 2007-01-28 Jan Hubicka <jh@suse.cz>
26252 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
26253 * value-prof.c (stringop_block_profile): Likewise.
26255 2007-01-28 Jan Hubicka <jh@suse.cz>
26257 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
26258 Add variant handling histograms; add wrapper.
26259 (clear_storage_via_libcall): Export.
26260 (emit_block_move_hints): Break out from ...; add histograms.
26261 (emit_block_move): ... this one.
26262 (clear_storage_hints): Break out from ...; add histograms.
26263 (clear_storage): ... this one.
26264 (set_storage_via_memset): Handle histogram.
26265 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
26266 (clear_storage_hints, clear_storage_via_libcall): Declare.
26267 (set_storage_via_setmem): Update prototype.
26268 * doc/md.texi (movmem, setmem): Document new arguments.
26270 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
26271 Add new histograms.
26272 (stringop_block_profile): New global function.
26273 (tree_stringops_values_to_profile): Profile block size and alignment.
26274 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
26276 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
26277 (stringop_block_profile): Declare.
26278 * builtins.c: Include value-prof.h.
26279 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
26280 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
26281 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
26282 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
26283 * profile.c (instrument_values): Add new counters.
26284 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
26286 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
26287 (tree_init_edge_profiler): Build new profilers.
26288 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
26289 (pass_tree_profile): Add dump.
26290 (tree_profile_hooks): Update.
26291 * Makefile.in (LIBGCOV): Add new constants.
26292 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
26293 __gcov_ior_profiler): New.
26294 * i386.md (movmem/setmem expanders): Add new optional arguments.
26296 2007-01-28 David Edelsohn <edelsohn@gnu.org>
26298 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
26300 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
26302 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
26303 (tree_unswitch_single_loop): Pass eni_size_weights to
26304 tree_num_loop_insns.
26305 * tree-ssa-loop-manip.c: Include tree-inline.h.
26306 (can_unroll_loop_p): Pass eni_size_weights to
26307 tree_num_loop_insns.
26308 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
26309 Pass eni_size_weights to estimate_num_insns.
26310 * tree.h (init_inline_once): Export.
26311 * toplev.c (backend_init): Call init_inline_once.
26312 * cgraphunit.c (cgraph_process_new_functions,
26313 cgraph_analyze_function): Pass eni_inlining_weights to
26314 estimate_num_insns.
26315 * ipa-inline.c (compute_inline_parameters): Ditto.
26316 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
26317 to estimate_num_insns.
26318 (try_unroll_loop_completely): Pass eni_size_weights to
26319 tree_num_loop_insns.
26320 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
26321 ot estimate_num_insns.
26322 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
26323 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
26324 * tree-inline.c (eni_inlining_weights, eni_size_weights,
26325 eni_time_weights): New variables.
26326 (init_inline_once): Initialize them.
26327 (struct eni_data): Mew.
26328 (estimate_num_insns_1, estimate_num_insns): Use weights.
26329 * tree-inline.h (struct eni_weights_d): New.
26330 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
26331 (estimate_num_insns): Declaration changed.
26332 * cfgloop.h (tree_num_loop_insns): Declaration changed.
26333 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
26334 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
26336 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
26338 * tree-data-ref.c (conflict_fn): Assert that the number of affine
26339 relations in the conflict function is valid.
26341 2007-01-27 Ian Lance Taylor <iant@google.com>
26343 * common.opt: Add fstrict-overflow.
26344 * opts.c (decode_options): Set flag_strict_overflow if -O2.
26345 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
26346 (TYPE_OVERFLOW_UNDEFINED): Define.
26347 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
26349 * tree.h (TYPE_TRAP_SIGNED): Don't define.
26350 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
26351 (fold_negate_expr): Likewise.
26352 (make_range): Likewise.
26353 (extract_muldiv_1): Likewise.
26354 (maybe_canonicalize_comparison): Likewise.
26355 (fold_comparison): Likewise.
26356 (fold_binary): Likewise.
26357 (tree_expr_nonnegative_p): Likewise.
26358 (tree_expr_nonzero_p): Likewise.
26359 * tree-vrp.c (compare_values): Likewise.
26360 (extract_range_from_binary_expr): Likewise.
26361 (extract_range_from_unary_expr): Likewise.
26362 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
26364 (nowrap_type_p): Likewise.
26365 * tree-scalar-evolution.c (simple_iv): Likewise.
26366 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
26367 (build_range_check): Likewise.
26368 (extract_muldiv_1): Likewise.
26369 (fold_comparison): Likewise.
26370 * tree-vrp.c (vrp_int_const_binop): Likewise.
26371 (extract_range_from_unary_expr): Likewise.
26372 * convert.c (convert_to_integer): Likewise.
26373 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
26374 (fold_comparison): Likewise.
26375 (fold_binary): Likewise.
26376 * optabs.c (optab_for_tree_code): Likewise.
26377 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
26378 * simplify-rtx.c (simplify_const_relational_operation): Check
26379 flag_strict_overflow and flag_trapv.
26380 (simplify_const_relational_operation): Likewise.
26381 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
26382 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
26385 2007-01-27 Roger Sayle <roger@eyesopen.com>
26387 * tree.c (tree_fold_gcd): Delete.
26388 * tree.h (tree_fold_gcd): Remove prototype.
26389 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
26390 test whether one constant integer is a multiple of another. Instead
26391 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
26392 * fold-const.c (multiple_of_p): We've determined both TOP and
26393 BOTTOM are integer constants so we can call int_const_binop directly
26394 instead of the more generic const_binop.
26396 2007-01-27 Roger Sayle <roger@eyesopen.com>
26398 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
26399 1*X check that the constant hasn't overflowed, to preserve the
26401 (round_up): Provide an efficient implementation when rouding-up an
26402 INTEGER_CST to a power-of-two.
26404 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26406 * doc/sourcebuild.texi: Add comma for clarity.
26407 * doc/extend.texi: Fix some typos.
26408 * doc/passes.texi: Likewise.
26409 * doc/cppinternals.texi: Likewise.
26410 * doc/c-tree.texi: Likewise.
26411 * doc/tree-ssa.texi: Likewise.
26412 * doc/install.texi: Likewise.
26414 2007-01-27 Jan Hubicka <jh@suse.cz>
26416 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
26417 (pass_sra): Do not require alias information.
26418 * passes.c (init_optimization_passes): Add SRA
26420 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
26422 * tracer.c (rest_of_handle_tracer): We already cleaned
26423 up the CFG in tracer() so don't do it here again.
26424 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
26425 cleanup_cfg here, either. And don't call renumber_insns.
26427 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
26428 and BB_HEAD are in the insn stream here. Instead make sure
26429 that BB_INSN is valid on all insns. Also, do check here that
26430 there are no pending branch predictions...
26431 (rtl_verify_flow_info): ...instead of doing it here. Checks
26432 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
26435 2007-01-26 Roger Sayle <roger@eyesopen.com>
26437 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
26438 function to simplify/factorize operand order canonicalization.
26439 (ix86_fixup_binary_operands): Reorganize using the above function.
26440 (ix86_binary_operator_ok): Likewise.
26442 2007-01-27 Jakub Jelinek <jakub@redhat.com>
26444 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
26445 file scope from optimize_attrs.
26446 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
26448 (optimize_attrs): Clear insn_code_values after freeing it.
26450 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
26452 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
26453 a parts.base assignment.
26455 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
26457 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
26458 (compute_subscript_distance, initialize_data_dependence_relation,
26459 finalize_ddr_dependent, analyze_ziv_subscript,
26460 analyze_siv_subscript_cst_affine,
26461 compute_overlap_steps_for_affine_univar,
26462 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
26463 analyze_siv_subscript, analyze_miv_subscript,
26464 analyze_overlapping_iterations, subscript_dependence_tester_1,
26465 compute_self_dependence, free_dependence_relation): Work
26466 with affine_fn instead of chrecs.
26467 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
26468 common_affine_function, affine_function_base,
26469 affine_function_constant_p, affine_fn_op, affine_fn_plus,
26470 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
26471 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
26472 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
26473 (all_chrecs_equal_p): Removed.
26474 * tree-data-ref.h (affine_fn, conflict_function): New types.
26475 (struct subscript): Change type of conflicting_iterations_in_a
26476 and conflicting_iterations_in_b.
26478 2007-01-26 Steve Ellcey <sje@cup.hp.com>
26481 * config/pa/pa.h (TARGET_HPUX_11): New.
26482 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
26483 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
26485 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
26486 Richard Guenther <rguenther@suse.de>
26488 * tree-ssa-structalias.c (solve_graph): Handle case
26489 we merged the variable to another.
26491 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26493 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
26496 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
26497 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
26499 2007-01-25 DJ Delorie <dj@redhat.com>
26501 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
26502 allow changes to modes which don't fit in those registers.
26504 * reload1.c (choose_reload_regs): Check for invalid subregs before
26505 computing their locations, not after.
26507 2007-01-25 Geoffrey Keating <geoffk@apple.com>
26510 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
26511 save Altivec registers in an eh_return function.
26512 (compute_vrsave_mask): Likewise.
26513 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
26514 for saving Altivec registers.
26515 (rs6000_emit_prologue): Don't allocate stack twice in
26516 eh_return function. Correct expected value of altivec_save_offset
26517 when using save_world. Describe save of R0 to stack when using
26518 save_world. Describe stack pointer adjustment when using
26519 save_world. Remove duplicated eh_return parameter register saving.
26520 Update sp_offset variable after save_world.
26521 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
26523 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
26524 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
26527 2007-01-25 Steve Ellcey <sje@cup.hp.com>
26529 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
26531 2007-01-25 Steve Ellcey <sje@cup.hp.com>
26534 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
26535 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
26537 2007-01-25 Richard Guenther <rguenther@suse.de>
26539 * doc/invoke.texi (-Wcoverage-mismatch): Document.
26540 * common.opt (-Wcoverage-mismatch): New warning option.
26541 * coverage.c (get_coverage_counts): Ignore coverage mismatch
26542 if -Wcoverage-mismatch is given.
26544 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
26546 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
26547 (ipcp_driver): Change to static definition.
26548 Add dumping of the ifunctions.
26549 (constant_val_insert): Remove unused parameter. Support for SSA.
26550 (ipcp_propagate_const): Support for SSA.
26551 (ipcp_profile_bb_print): Print only analyzed nodes.
26552 (ipcp_replace_map_create): Remove support for Fortran constant
26554 * ipa-prop.c (ipa_method_modify_stmt,
26555 ipa_callsite_compute_param): Support for SSA.
26556 * ipa-prop.h (ipcp_driver): Remove declaration.
26557 (IS_VALID_TREE_MAP_INDEX): Add define.
26559 2007-01-24 Geoffrey Keating <geoffk@apple.com>
26561 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
26563 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26565 PR middle-end/30447
26566 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
26567 constant argument to cabs and do it without checking for
26568 -funsafe-math-optimizations.
26570 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
26572 * c-common.h (RID_FIRST_CXX0X): New.
26573 (RID_LAST_CXX0X): New.
26574 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
26576 * c.opt (Wc++0x-compat): New.
26577 * doc/invoke.texi (-Wc++0x-compat): Document.
26579 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26581 * builtins.c (fold_builtin_carg): New.
26582 (fold_builtin_1): Use it.
26584 2007-01-24 Jan Hubicka <jh@suse.cz>
26586 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
26588 * ipa-inline.c (initial_insns, max_insns): Delete.
26589 (compute_max_insns): New function.
26590 (cgraph_decide_inlining_of_small_function): Use it; take minimal
26591 amount of insns as base for code growth.
26592 (cgraph_decide_inlining): Make initial_insns local; do not compute
26594 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
26595 * doc/invoke.texi (inline-unit-growth): Update docs.
26597 2007-01-24 Jakub Jelinek <jakub@redhat.com>
26599 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
26600 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
26601 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
26602 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
26603 for CPUs that have PTA_CX16 set.
26605 PR middle-end/27416
26606 * gimplify.c (omp_check_private): New function.
26607 (gimplify_scan_omp_clauses): Use it for
26608 firstprivate/lastprivate/reduction.
26610 PR middle-end/30494
26611 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
26612 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
26614 PR middle-end/30421
26615 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
26616 If lower_lastprivate_clauses emits some statements, append them
26617 to dlist rather than body_p and to body_p append an initializer.
26618 (lower_omp_for): Adjust caller.
26620 2007-01-24 Steve Ellcey <sje@cup.hp.com>
26622 * target.h (globalize_decl_name): New.
26623 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
26624 * output.h (default_globalize_decl_name): New.
26625 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
26627 (globalize_decl): Ditto.
26628 (default_globalize_decl_name): New.
26629 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
26630 (ia64_handle_version_id_attribute): New.
26631 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
26632 (ia64_asm_output_external): Use globalize_decl_name instead
26633 of globalize_label.
26634 * doc/extend.texi (version_id): New pragma.
26635 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
26637 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
26639 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
26640 _uleb128_t and _Unwind_SWord with _sleb128_t.
26641 * unwind-dw2.c (extract_cie_info, execute_stack_op,
26642 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
26644 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
26645 * unwind-pe.h (read_uleb128, read_sleb128,
26646 read_encoded_value_with_base): Likewise.
26647 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
26649 2007-01-24 Richard Guenther <rguenther@suse.de>
26651 * builtins.c (expand_builtin_cexpi): Get the fndecl
26652 for cexp in the correct way.
26654 2007-01-24 Jan Hubicka <jh@suse.cz>
26656 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
26659 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
26661 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
26662 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
26663 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
26664 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
26665 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
26666 __SIZEOF_PTRDIFF_T__.
26667 * doc/cpp.texi: Documentation for the new builtin macros added.
26669 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
26671 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
26672 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
26673 instead of operands[2] to avoid access past the end of array.
26675 2007-01-24 Richard Sandiford <richard@codesourcery.com>
26677 * reload1.c (emit_reload_insns): Pass the reload register
26678 for a non-spill output reload through forget_old_reloads_1.
26680 2007-01-23 Joseph Myers <joseph@codesourcery.com>
26682 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
26683 _SOFT_DOUBLE if doubles use software floating-point.
26684 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
26685 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
26686 * config/rs6000/darwin-ldouble.c: Also compile functions for
26687 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
26688 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
26689 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
26690 commented-out long double override.
26691 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
26692 * config/rs6000/eabispe.h: Likewise.
26693 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
26694 long double for non-SPE.
26695 (rs6000_handle_option): Likewise.
26696 (invalid_e500_subreg): Disallow more subregs involding DImode,
26697 DFmode, TImode or TFmode.
26698 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
26700 (legitimate_lo_sum_address_p): Also check for TFmode for E500
26702 (rs6000_legitimize_address): Also handle TFmode for E500 double.
26703 (rs6000_legitimize_reload_address): Also handle TFmode for E500
26705 (rs6000_legitimate_address): Also check for TFmode for E500
26707 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
26708 (spe_build_register_parallel): Handle TFmode and TCmode.
26709 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
26711 (function_arg): Handle TFmode and TCmode for E500 double.
26712 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
26714 (print_operand): Handle TFmode and TImode for %y.
26715 (rs6000_generate_compare): Handle TFmode comparisons for E500
26717 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
26718 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
26719 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
26720 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
26721 TFmode for E500 double.
26722 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
26723 (floatsidf2): Enable for E500 double.
26724 (movtf_softfloat): Use rs6000_nonimmediate_operand.
26725 (extenddftf2): Change to extenddftf2_fprs.
26726 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
26727 depending on TARGET_E500_DOUBLE.
26728 (extendsftf2): Enable for E500 double.
26729 (trunctfdf2): Enable for E500 double.
26730 (trunctfsf2): Change to trunctfsf2_fprs.
26731 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
26732 depending on TARGET_E500_DOUBLE.
26733 (floatsitf2): Enable for E500 double.
26734 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
26735 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
26736 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
26737 (negtf2): Change to negtf2_internal.
26738 (negtf2): New expander.
26739 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
26740 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
26741 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
26742 (movdi_internal32): Use rs6000_nonimmediate_operand.
26743 (unnamed splitter): Likewise.
26744 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
26745 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
26746 (SPE64TF, DITI): New mode macros.
26747 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
26750 (frob_<mode>_di_2): New.
26751 (frob_tf_di_8_2): New.
26752 (frob_di_df): Change to frob_di_<mode>; allow more modes.
26754 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
26756 (frob_ti_<mode>_8_2): New.
26757 (frob_ti_tf_2): New.
26758 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
26759 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
26761 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
26762 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
26763 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
26764 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
26765 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
26766 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
26769 2007-01-23 Ian Lance Taylor <iant@google.com>
26771 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
26773 (OBJS-archive): Reformat, alphabetize.
26774 (OBJS): Change out_object_file to OBJS-md.
26776 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
26778 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
26779 JUMP_P and CALL_P predicates where applicable.
26780 * config/i386/i386.c: Ditto.
26781 * config/i386/i386.md: Ditto.
26782 * config/i386/mmx.md: Ditto.
26783 * config/i386/predicates.md: Ditto.
26785 2007-01-22 Andreas Schwab <schwab@suse.de>
26787 * config/m68k/m68k.h: Fix comment.
26789 2007-01-22 Jan Hubicka <jh@suse.cz>
26791 * passes.c (init_optimization_passes): Do not rerun
26792 pass_early_warn_uninitialized.
26794 2007-01-22 Richard Guenther <rguenther@suse.de>
26796 PR tree-optimization/30038
26797 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
26799 (execute_cse_sincos_1): Likewise.
26800 (execute_cse_sincos): Likewise.
26801 (gate_cse_sincos): Likewise.
26802 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
26803 the cexpi() canonicalization of sincos().
26804 * tree-pass.h (pass_cse_sincos): Declare.
26805 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
26807 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
26809 PR rtl-optimization/29329
26810 * combine.c (replaced_rhs_insn): Rename to i2mod.
26811 (replaced_rhs_value): Rename to i2mod_new_rhs.
26812 (i2mod_old_rhs): New global variable.
26813 (combine_instructions): Adjust for above change. Save a copy of
26814 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
26815 note are substituted in the second instruction.
26816 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
26817 ditch the note if it pertains to the second eliminated register
26818 and this register is mentioned in i2mod_old_rhs.
26821 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
26823 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
26824 the insn to which the note was originally attached.
26826 2007-01-21 Jan Hubicka <jh@suse.cz>
26828 * ipa-inline.c (inlining_mode): Comment, move up.
26829 (cgraph_decide_inlining_incrementally): Do not perform inlining
26830 itself; fix handling of flattening of self recursive functions.
26831 (cgraph_find_cycles): Remove.
26832 (cgraph_flatten_node): Remove.
26833 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
26834 (try_inline): New function.
26835 (cgraph_early_inlining): Update call of
26836 cgraph_decide_inlining_incrementally. Apply inlining here.
26837 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
26839 2007-01-21 Dirk Mueller <dmueller@suse.de>
26842 * tree-vrp.c (check_array_bounds): do not warn
26843 about ADDR_EXPR's of ARRAY_REF's which are immediately
26844 used in binary expressions.
26846 2007-01-21 Ira Rosen <irar@il.ibm.com>
26848 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
26849 read_write_dep and macros for its access.
26850 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
26851 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
26852 argument, call vect_check_interleaving for every independent pair of
26853 data-refs. Mark loads that access the same memory location as a store
26855 (vect_check_dependences): Remove.
26856 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
26857 call, fix the call to vect_analyze_data_ref_dependence.
26858 (vect_analyze_data_ref_access): For statements that access the same
26859 data-ref, check that they are not stores; for loads, check that there
26860 is no store that access the same location.
26862 2007-01-20 Roger Sayle <roger@eyesopen.com>
26863 Joseph Myers <joseph@codesourcery.com>
26865 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
26866 (-fdump-rtl-stack): Likewise.
26867 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
26868 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
26869 (-mpt-fixed): Use @minus{} for minus sign.
26870 (Using Precompiled Headers): Fix under/overfull hbox.
26872 2007-01-20 Jan Hubicka <jh@suse.cz>
26874 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
26875 place within annotation.
26877 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26879 * pa.c (output_move_double): Change array size of xoperands to 4.
26881 2007-01-20 Jan Hubicka <jh@suse.cz>
26883 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
26886 2007-01-19 Ian Lance Taylor <iant@google.com>
26888 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
26889 constant to unsigned HOST_WIDE_INT before negating.
26891 2007-01-19 Ian Lance Taylor <iant@google.com>
26893 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
26895 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
26896 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
26897 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
26898 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
26899 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
26900 (realloc_vdef, realloc_vuse): Change second parameter to
26902 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
26903 fields to unsigned.
26904 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
26905 unsigned. Change x and lim locals to unsigned.
26906 (realloc_vdef, realloc_vuse): Change num_elem parameter to
26908 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
26909 (copy_virtual_operands): Change i and n locals to unsigned.
26911 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26913 PR middle-end/29335
26914 * builtins.c (fold_builtin_1): Handle builtin fdim.
26916 2007-01-20 Jan Hubicka <jh@suse.cz>
26918 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
26919 * tree-ssa-structalias.c (compute_points_to_sets): Do call
26920 init_alias_heapvars.
26921 (init_alias_heapvars): Initialize only when not already initialized.
26922 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
26924 2007-01-19 Roger Sayle <roger@eyesopen.com>
26926 * common.opt (fsigned-zeros): New command line option.
26927 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
26928 of flag_unsafe_math_optimizations.
26929 * opts.c (set_fast_math_flags): The -ffast-math command line option
26930 implies -fno-signed-zeros.
26931 (fast_math_flags_set_p): Likewise.
26933 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
26934 the documentation of -ffast-math appropriately. Wrap long lines.
26936 2007-01-19 Steve Ellcey <sje@cup.hp.com>
26938 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
26939 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
26941 2007-01-19 Tomas Bily <tbily@suse.cz>
26943 * cgraphunit.c (cgraph_finalize_function): Updating of pid
26945 (tree_init_ic_make_global_vars): New function
26946 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
26947 (tree_gen_ic_profiler): New function
26948 (tree_gen_ic_func_profiler): New function
26949 (tree_profiling): Added calling of tree_gen_ic_func_profiler
26950 (tree_profile_hooks): Added hook for indirec/virtual calls
26951 * value-prof.c (tree_find_values_to_profile): New case for
26953 (tree_values_to_profile): Call for determining indirect/virtual
26955 (tree_indirect_call_to_profile): New function
26956 (tree_ic_transform): New function
26957 (tree_ic): New function
26958 (find_func_by_pid): New function
26959 (init_pid_map): New function
26960 (tree_value_profile_transformations): Added check for
26961 indirect/virtual call transformation
26962 * value-prof.h (enum hist_type): New counter type for
26963 indirect/virtual calls
26964 (profile_hooks): Added new hook for profiling indirect/virtual
26966 * profile.c (instrument_values): New case for indirect/virtual
26968 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
26969 (GCOV_COUNTER_V_INDIR): New counter type
26970 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
26971 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
26973 * cgraph.c: Definition of cgraph_max_pid
26974 (cgraph_create_node): Default init of pid attribute
26975 * cgraph.h: Declaration of cgraph_max_pid
26976 (struct cgraph_node): Added pid attribute
26977 * libgcov.c (__gcov_indirect_call_profiler): New function
26978 (__gcov_one_value_profiler_body): New function
26979 (__gcov_one_value_profiler): Body was moved to
26980 __gcov_one_value_profiler_body and calls it
26982 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
26984 * doc/gty.texi (Options): Document the mark_hook option to GTY.
26985 * gengtype.c (write_types_data, write_func_for_structure,
26986 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
26987 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
26988 (walk_type, write_func_for_structure): Generate the mark_hook if
26991 2007-01-19 Jan Hubicka <jh@suse.cz>
26993 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
26994 'early' argument take inlining mode argument specifying whether to
26995 inline for size/speeed or all functions; add support for flattening;
26997 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
26999 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27002 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
27003 the name of the declared identifier.
27005 2007-01-19 Dirk Mueller <dmueller@suse.de>
27007 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
27008 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
27009 duplicate evaluation.
27011 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
27013 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
27014 Macroize expander using X87MODEF12 mode macro. Extend operand 1
27015 to XFMode, use acosxf2 and truncate result to requested mode.
27016 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
27017 (asin<mode>2): Similarly, with asin expanders.
27018 (*fscalexf4_i387): Rename from *fscalexf4.
27019 (expNcorexf3): New expander.
27020 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
27021 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
27022 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
27023 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
27024 patterns for SSE math.
27025 (exp10<mode>2): Similarly, with exp10 expanders.
27026 (exp2<mode>2): Similarly, with exp2 expanders.
27027 (expm1<mode>2): Similarly, with expm1 expanders.
27028 (ldexp<mode>3): Similarly, with ldexp expanders.
27029 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
27030 Use gen_truncxf<mode>2_i387_noop to truncate result.
27032 2007-01-19 Richard Sandiford <richard@codesourcery.com>
27034 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
27035 for ColdFire targets.
27037 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
27038 Richard Sandiford <richard@codesourcery.com>
27040 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
27041 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
27042 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
27043 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
27044 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
27045 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
27047 2007-01-19 Richard Sandiford <richard@codesourcery.com>
27049 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
27050 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
27051 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
27052 (*adddi_dilshr32_cf): New pattern.
27053 (adddi3, subdi3): Remove first alternatives.
27055 2007-01-19 Richard Sandiford <richard@codesourcery.com>
27057 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
27058 implemented using move.l, do not use its cc result for floating-point
27061 2007-01-19 Richard Sandiford <richard@codesourcery.com>
27063 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
27064 from accepting 's' constraints if flag_pic.
27066 2007-01-19 Richard Sandiford <richard@codesourcery.com>
27068 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
27069 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
27070 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
27071 condition from TARGET_68881 to TARGET_HARD_FLOAT.
27073 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
27075 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
27076 ColdFire alternatives.
27077 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
27078 * config/m68k/m68k.md (clzsi2): Define for ColdFire
27079 architectures that support ff1 instruction.
27081 2007-01-19 Richard Sandiford <richard@codesourcery.com>
27082 Julian Brown <julian@codesourcery.com>
27084 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
27085 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
27086 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
27089 2007-01-19 Richard Sandiford <richard@codesourcery.com>
27091 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
27093 (output_move_const_into_data_reg, output_move_simode_const): Delete.
27094 * config/m68k/m68k.c (const_method, const_int_cost): Take a
27095 HOST_WIDE_INT instead of an rtx.
27096 (m68k_rtx_costs): Update call accordingly.
27097 (output_move_const_into_data_reg): Likewise. Fix formatting.
27098 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
27100 (output_move_simode_const): Update calls after above changes.
27101 Rework to use automatic variables and predicates like MEM_P.
27102 * config/m68k/m68k.md (pushexthisi_const): Update call to
27105 2007-01-19 Dirk Mueller <dmueller@suse.de>
27107 * tree-ssa-alias.c (perform_var_substitution): Fix typo
27108 in dump_flags test.
27110 2007-01-19 Richard Guenther <rguenther@suse.de>
27112 * builtins.c (expand_builtin_cexpi): Fall back to expanding
27113 via cexp in case sincos is not available.
27115 2007-01-19 Richard Guenther <rguenther@suse.de>
27117 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
27118 * defaults.h (TARGET_HAS_SINCOS): Default to off.
27119 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
27120 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
27121 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
27122 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
27123 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
27124 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
27126 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
27128 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
27130 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
27131 (atan2xf3): Directly generate RTL pattern.
27132 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
27133 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
27134 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
27135 disable patterns for SSE math.
27136 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
27137 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
27138 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
27139 disable patterns for SSE math.
27141 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
27143 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
27145 2007-01-18 Roger Sayle <roger@eyesopen.com>
27147 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
27148 VIEW_CONVERT_EXPR to the same type as it's operand.
27150 2007-01-18 David Edelsohn <edelsohn@gnu.org>
27152 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
27153 configured for long double 128.
27155 2007-01-18 Mike Stump <mrs@apple.com>
27157 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
27160 2007-01-18 Michael Meissner <michael.meissner@amd.com>
27162 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
27165 2007-01-18 Jan Hubicka <jh@suse.cz>
27167 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
27168 greater than NUM_VOP_FREE_BUCKETS.
27170 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
27172 * tree-ssa-structalias.c: Update comments.
27173 (ptabitmap_obstack): Removed.
27174 (pta_obstack): New.
27175 (oldpta_obstack): Ditto.
27176 (stats): Add a few members.
27177 (struct variable_info): Remove node, complex, address_taken, and
27178 indirect_target members. Add oldsolution member.
27179 (new_var_info): Do not initialize removed members.
27180 (constraint_expr_type): Remove INCLUDES.
27181 (constraint_graph): Add size, implicit_preds, rep,
27182 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
27183 (FIRST_REF_NODE): New macro.
27184 (LAST_REF_NODE): Ditto.
27185 (FIRST_ADDR_NODE): Ditto.
27186 (find): New function.
27188 (dump_constraint): Do not handle INCLUDES.
27189 (insert_into_complex): Do not insert duplicate constraints.
27190 (condense_varmap_nodes): Renamed and rewritten into ...
27191 (merge_node_constraints): This. Also fix bug in handling of
27192 offseted copy constraints.
27193 (clear_edges_for_node): No longer need to deal with preds at all,
27194 or removing associated preds/succs.
27195 (merge_graph_nodes): Deal with indirect_cycles.
27196 Don't deal with predecessors.
27197 (add_implicit_graph_edge): New function.
27198 (add_pred_graph_edge): Ditto.
27199 (add_graph_edge): Don't deal with predecessors.
27200 (build_constraint_graph): Removed.
27201 (build_pred_graph): New function.
27202 (build_succ_graph): Ditto.
27203 (struct scc_info): Removed in_component. Added roots, dfs, and
27204 node_mapping. Remove visited_index, unification_queue.
27205 (scc_visit): Deal with union-find we do now.
27206 Deal with cycles with REF nodes.
27207 (collapse_nodes): Renamed and rewritten to ...
27208 (unify_nodes): This.
27209 (process_unification_queue): Removed.
27210 (topo_visit): Cleanup
27211 (do_da_constraint): Use find.
27212 (do_sd_constraint): Ditto.
27213 (do_ds_constraint): Ditto.
27214 (do_complex_constraint): Ditto.
27215 (init_scc_info): Update for removed and added members.
27216 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
27217 (find_indirect_cycles): This.
27218 (equivalence_class): New variable.
27219 (label_visit): New function.
27220 (perform_variable_substitution): Rewritten.
27221 (free_var_substitution_info): New function.
27222 (find_equivalent_node): Ditto.
27223 (move_complex_constraints): Ditto.
27224 (eliminate_indirect_cycles): Ditto.
27225 (solve_graph): Only propagate changed bits.
27226 Use indirect cycle elimination.
27228 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
27229 (tree_id_eq): Renamed to ...
27230 (tree_vi_eq): This. Update for member change
27231 (insert_id_for_tree): Renamed and rewritten to ...
27232 (insert_vi_for_tree): This.
27233 (lookup_id_for_tree): Renamed and rewritten to ...
27234 (lookup_vi_for_tree): This.
27235 (get_id_for_tree): Renamed and rewritten to ...
27236 (get_vi_for_tree): Ditto.
27237 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
27238 (process_constraint): Don't handle INCLUDES.
27239 Remove special ADDRESSOF case.
27240 (find_func_aliases): Rewrite to use vi functions instead of id
27242 (create_function_info_for): Ditto.
27243 (create_variable_info_for): Ditto.
27244 (intra_create_variable_infos): Ditto.
27245 (merge_smts_into): Ditto.
27246 (find_what_p_points_to): Ditto.
27247 (init_base_vars): Ditto.
27248 (init_alias_vars): Ditto.
27249 (remove_preds_and_fake_succs): New function.
27250 (dump_sa_points_to_info): Dump new stats.
27251 (dump_solution_for_var): Use find.
27252 (set_used_smts): Fix formatting.
27253 (compute_points_to_sets): Updated for new functions.
27254 (ipa_pta_execute): Ditto.
27256 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
27257 Richard Sandiford <richard@codesourcery.com>
27259 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
27261 * calls.c (expand_call): If the return value is a PARALLEL,
27262 extract its first member.
27263 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
27264 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
27265 use FUNCTION_EXTRA_EPILOGUE.
27266 (m68k_function_value): Return a PARALLEL if the return value
27267 is of a pointer type.
27268 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
27269 (FUNCTION_EXTRA_EPILOGUE): Remove.
27270 * config/m68k/m68k.md (D0_REG): New constant.
27272 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
27274 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
27275 output a NOP for empty epilogues.
27277 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27279 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
27280 before function. Extend register save check to include all
27281 registers, not just integer ones.
27283 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
27285 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
27286 (m68k_use_return_insn): ...this.
27287 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
27288 * config/m68k/m68k.c (use_return_insn): Rename to...
27289 (m68k_use_return_insn): ...this.
27290 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
27291 of USE_RETURN_INSN.
27293 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
27295 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
27296 nearest even, fix denormal rounding overflow.
27298 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27300 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
27301 f%$smove and f%$move.
27302 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
27303 (extendsfdf2_cf): Use fdmove instead of f%&move.
27304 (truncdfsf2_cf): Use fsmove instead of f%$smove.
27305 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
27307 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27309 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
27312 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27314 * real.h (real_format): Add a canonical_nan_lsbs_set field.
27315 (coldfire_single_format): Declare.
27316 (coldfire_double_format): Likewise.
27317 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
27318 of qnan_msb_set to determine the lower bits of a canonical
27320 (encode_ieee_double): Likewise.
27321 (encode_ieee_quad): Likewise.
27322 (ieee_single_format): Initialize canonical_nan_lsbs_set.
27323 (mips_single_format): Likewise.
27324 (ieee_double_format): Likewise.
27325 (mips_double_format): Likewise.
27326 (ieee_extended_motorola_format): Likewise.
27327 (ieee_extended_intel_96_format): Likewise.
27328 (ieee_extended_intel_128_format): Likewise.
27329 (ieee_extended_intel_96_round_53_format): Likewise.
27330 (ibm_extended_format): Likewise.
27331 (mips_extended_format): Likewise.
27332 (ieee_quad_format): Likewise.
27333 (mips_quad_format): Likewise.
27334 (vax_f_format): Likewise.
27335 (vax_d_format): Likewise.
27336 (vax_g_format): Likewise.
27337 (i370_single_format): Likewise.
27338 (i370_double_format): Likewise.
27339 (decimal_single_format): Likewise.
27340 (decimal_double_format): Likewise.
27341 (decimal_quad_format): Likewise.
27342 (c4x_single_format): Likewise.
27343 (c4x_extended_format): Likewise.
27344 (real_internal_format): Likewise.
27345 (coldfire_single_format): New real_format.
27346 (coldfire_double_format): Likewise.
27347 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
27348 canonical_nan_lsbs_set.
27349 (pdp11_d_format): Likewise.
27350 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
27351 if TARGET_COLDFIRE_CPU.
27353 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27355 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
27356 (output_call, m68k_legitimize_call_address): Declare.
27357 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
27358 parenthesees. Add support for a 'W' constraint.
27359 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
27360 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
27361 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
27362 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
27364 (override_options): Initialize them. Do not set flag_no_function_cse
27365 for TARGET_ID_SHARED_LIBRARY.
27366 (m68k_output_pic_call): Delete.
27367 (m68k_legitimize_call_address): New function.
27368 (print_operand): Remove the %o prefix. Handle the %p prefix.
27369 (output_call): New function.
27370 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
27371 target address from the GOT if symbolic jumps are not allowed.
27372 * config/m68k/m68k.md (call, general_operand): Do not set
27373 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
27374 Merge separate flag_pic and !flag_pic define_insns into...
27375 (*call, *call_value): ...these new patterns. Match the address
27376 rather than the containing MEM and require it to be a call_operand.
27377 Use output_call to generate the asm template.
27378 * config/m68k/predicates.md (const_call_operand): New predicate.
27379 (call_operand): Likewise.
27381 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
27383 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
27384 (STACK_GROWS_DOWNWARD): Define to 1.
27385 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
27386 comments, emphasizing that these values are only defaults.
27387 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
27388 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
27390 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27392 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
27394 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
27395 Richard Sandiford <richard@codesourcery.com>
27397 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
27398 (FP_REGNO_P): New macros.
27399 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
27400 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
27401 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
27402 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
27404 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
27406 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
27407 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
27409 * config/m68k/t-floatlib: New file, extracting common code from...
27410 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
27411 * config/m68k/t-uclinux: Here.
27412 * config/m68k/fpgnulib.c: Do not compile extendeed precision
27413 routines on ColdFire targets.
27415 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
27417 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
27418 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
27419 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
27420 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
27421 explicitly set MOTOROLA to 1.
27422 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
27424 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27425 Nathan Sidwell <nathan@codesourcery.com>
27427 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
27428 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
27429 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
27430 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
27431 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
27432 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
27433 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
27434 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
27435 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
27436 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
27437 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
27438 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
27439 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
27440 (DBX_REGISTER_NUMBER): Delete.
27441 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
27442 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
27443 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
27445 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27447 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
27448 * config/flat.h: New file.
27449 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
27450 OBJECT_FORMAT_FLAT.
27451 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
27452 indirect references for -msep-data or -mid-shared-library.
27453 Do not use PC-relative code addresses either.
27454 * config/m68k/m68k.c (override_options): Restrict -fPIC error
27456 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
27457 for shared libraries and crt1.o for executables. Use crti.o and
27459 (ENDFILE_SPEC): Use crtend.o and crtn.o.
27460 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
27461 Do not add -elf2flt or -shared-lib-id options here.
27462 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
27463 Pass -shared-lib-id if -mid-shared-library, taking the library
27464 identifier from -mshared-library-id if given, otherwise
27466 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
27467 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
27468 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
27469 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
27470 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
27471 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
27473 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
27474 jump sequence for ISA A and ISA A+.
27475 (PICJUMP): Likewise.
27477 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27479 * config.gcc (m68k-*-uclinux*): Base the port on the common
27480 and m68k GNU/Linux files rather than on the generic ELF ones.
27481 * config/m68k/uclinux.h (TARGET_VERSION): Override.
27482 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
27484 2007-01-18 Julian Brown <julian@codesourcery.com>
27485 Richard Sandiford <richard@codesourcery.com>
27487 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
27488 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
27489 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
27491 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
27492 80 unconditionally.
27493 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
27495 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27497 * doc/install.texi: Document m68k-uclinuxoldabi.
27498 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
27499 * config/m68k/uclinux-oldabi.h: New file, copied from
27500 config/m68k/uclinux.h.
27502 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
27504 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
27505 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
27506 (m32r_compute_frame_size): Use unsigned for regno.
27507 (m32r_reload_lr): Use gen_frame_mem.
27509 (m32r_output_function_epilogue): Don't output the function epilogue
27511 (m32r_expand_epilogue): New.
27512 (direct_return): Return false if the function has the interrupt
27514 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
27515 * config/m32r/m32r.md (epilogue): New expander.
27516 (return_lr, return_rte): New insns.
27517 (return): Make it expander.
27518 (return_normal): New expander.
27520 2007-01-18 Josh Conner <jconner@apple.com>
27523 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
27524 support for UNLE, UNLT, UNGE, and UNGT.
27526 2007-01-18 Jan Hubicka <jh@suse.cz>
27528 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
27529 * tree-tailcall (add_virtual_phis): Likewise.
27530 (optimize_tail_call): Return TODOs.
27531 (execute_tail_calls): Return TODOs.
27532 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
27533 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
27535 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
27536 Cleanup cfg using TODO.
27537 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
27538 * passes.c (execute_function_todo): When cleanup did something, remove
27540 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
27541 (make_edges): Don't cleanup_cfg.
27543 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
27545 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
27546 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
27547 operate on the top of stack.
27548 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
27549 register handling of instructions that output to the second
27551 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
27552 (move_for_stack_reg): Special-case check for dead destination
27553 stack slot for constant load of 1.0 inside UNSPEC_TAN.
27555 * config/i386/i386.md (UNSPEC_TAN): New constant.
27556 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
27557 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
27558 to correctly model move of constant 1.0 to top stack slot.
27559 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
27560 (unnamed peephole2 pattern): Remove corresponding peephole2
27561 pattern that optimizes tan insn and loading of constant 1.0.
27562 (tanxf2): Use fptanxf4_i387.
27563 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
27564 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
27565 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
27566 disable patterns for SSE math.
27567 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
27568 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
27570 2007-01-18 Dirk Mueller <dmueller@suse.de>
27571 Richard Guenther <rguenther@suse.de>
27574 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
27575 * common.opt (Warray-bounds): Add new warning option.
27576 * c-opts.c (c_common_handle_option): Define -Warray-bounds
27578 * Makefile.in: make tree-vrp.o depend on toplev.h
27579 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
27581 (check_array_refs, check_array_bounds, check_array_ref): New.
27583 2007-01-18 Jan Hubicka <jh@suse.cz>
27585 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
27586 (execute_ssa_ccp): Return flags conditionally.
27587 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
27589 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
27591 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
27593 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
27594 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
27596 * Makefile.c (GTFILES): Add cfglayout.h.
27597 * gengtype.c (open_base_files): Likewise.
27598 * cfglayout.c (cfg_layout_function_footer,
27599 cfg_layout_function_header) Reindent to make gengtype happy.
27600 * cfglayout.h (cfg_layout_function_footer,
27601 cfg_layout_function_header): Add GTY(()) marker.
27603 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
27605 2007-01-18 Ben Elliston <bje@au.ibm.com>
27607 * genautomata.c (write_automata): Include xstrerror output in the
27608 error message if writing the DFA description file fails.
27610 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
27612 * config/mips/mips-protos.h (mips_output_external): Make it
27614 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
27615 * config/mips/mips.c (irix_output_external_libcall): Likewise.
27616 (extern_list): Likewise.
27617 (extern_head): Likewise.
27618 (TARGET_ASM_FILE_END): Likewise.
27619 (mips_file_end): Likewise.
27620 (mips_output_external): Rewritten.
27622 2007-01-18 Ben Elliston <bje@au.ibm.com>
27624 * genpreds.c (write_insn_preds_c): Only write out the function
27625 body for regclass_for_constraint if we have register constraints.
27627 2007-01-17 Tom Tromey <tromey@redhat.com>
27629 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
27630 * doc/install.texi (Testing): Use sourceware.org.
27631 (Binaries): Likewise.
27632 (Specific): Likewise.
27633 * doc/contrib.texi (Contributors): Use sourceware.org.
27635 2007-01-17 Anatoly Sokolov <aesok@post.ru>
27637 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
27638 (AVR_ENHANCED): Rename to ...
27639 (AVR_HAVE_MUL): ... new.
27640 (avr_enhanced_p): Rename to ...
27641 (avr_have_mul_p): ... new.
27642 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
27643 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
27644 * config/avr/avr.c (avr_enhanced_p): Rename to ...
27645 (avr_have_mul_p): ... new.
27646 (base_arch_s): Rename 'enhanced' to 'have_mul'.
27647 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
27648 'avr_enhanced_p' and 'enhanced'.
27649 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
27650 AVR_HAVE_MUL instead of AVR_ENHANCED.
27651 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
27652 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
27653 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
27654 instead of AVR_ENHANCED.
27655 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
27656 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
27657 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
27659 2007-01-17 Ian Lance Taylor <iant@google.com>
27661 * vec.h (VEC_reserve_exact): Define.
27662 (vec_gc_p_reserve_exact): Declare.
27663 (vec_gc_o_reserve_exact): Declare.
27664 (vec_heap_p_reserve_exact): Declare.
27665 (vec_heap_o_reserve_exact): Declare.
27666 (VEC_OP (T,A,reserve_exact)): New static inline function, three
27668 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
27669 negative parameter.
27670 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
27671 (VEC_OP (T,A,copy)) [all versions]: Likewise.
27672 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
27673 * vec.c (calculate_allocation): Add exact parameter. Change all
27675 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
27676 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
27677 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
27678 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
27679 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
27680 (vec_heap_p_reserve_exact): New function.
27681 (vec_heap_o_reserve_exact): New function.
27683 2007-01-17 Jan Hubicka <jh@suse.cz>
27685 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
27687 2007-01-17 Eric Christopher <echristo@apple.com>
27689 * config.gcc: Support core2 processor.
27691 2007-01-16 Jan Hubicka <jh@suse.cz>
27693 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
27694 the names, just unlink the chain so we don't crash on dangling
27698 2007-01-16 Jan Hubicka <jh@suse.cz>
27700 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
27701 * tree-pass.h: Reorder to make IPA passes appear toegher.
27702 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
27704 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
27705 parameters, do not call early inliner.
27706 * ipa-inline.c: Update comments. Include tree-flow.h
27707 (cgraph_decide_inlining): Do not compute inlining parameters.
27708 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
27709 be called with function context set up.
27710 (pass_ipa_inline): Remove unreachable functions before pass.
27711 (cgraph_early_inlining): Simplify assuming to be called from the
27713 (pass_early_inline): New pass.
27714 (cgraph_gate_ipa_early_inlining): New gate.
27715 (pass_ipa_early_inline): Turn into simple wrapper.
27716 (compute_inline_parameters): New function.
27717 (gate_inline_passes): New gate.
27718 (pass_inline_parameters): New pass.
27719 (apply_inline): Move here from tree-optimize.c
27720 (pass_apply_inline): New pass.
27721 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
27723 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
27724 doing them by hand.
27725 (tree_function_versioning): Do not allocate dummy struct function.
27726 * tree-inline.h (optimize_inline_calls): Update prototype.
27727 * tree-optimize.c (execute_fixup_cfg): Export.
27728 (pass_fixup_cfg): Remove
27729 (tree_rest_of_compilation): Do not apply inlines.
27730 * tree-flow.h (execute_fixup_cfg): Declare.
27731 * Makefile.in (gt-passes.c): New.
27732 * passes.c: Include gt-passes.h
27733 (init_optimization_passes): New passes.
27734 (nnodes, order): New static vars.
27735 (do_per_function_toporder): New function.
27736 (execute_one_pass): Dump current pass here.
27737 (execute_ipa_pass_list): Don't dump current pass here.
27739 2007-01-16 Janis Johnson <janis187@us.ibm.com>
27741 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
27742 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
27744 2007-01-16 David Edelsohn <edelsohn@gnu.org>
27746 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
27747 (strong_alias): Define.
27748 (__gcc_qmul): Provide non-FMA for soft-float.
27749 (__gcc_qdiv): Same.
27754 (__gcc_qunord): New.
27764 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
27765 soft-float functions.
27766 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
27767 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
27768 about long double soft float.
27770 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
27771 Tehila Meyzels <tehila@il.ibm.com>
27773 * tree-vectorizer.h (is_pattern_stmt_p): New.
27774 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
27775 formatting (tabs instead of spaces). Cleanup and clarify setting
27776 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
27777 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
27778 (vectorizable_type_demotion): Check that types are integral.
27779 (vectorizable_type_promotion): Likewise.
27780 (vectorizable_store): Fix typo. Eliminate new-line at end of
27783 2007-01-16 Jan Hubicka <jh@suse.cz>
27785 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
27788 2007-01-15 Eric Christopher <echristo@apple.com>
27790 * ifcvt.c: Include vec.h, vecprim.h.
27791 (check_cond_move_block): New argument regs.
27792 Reorganize. Add registers used to regs.
27793 (cond_move_process_if_block): Use regs set above as
27796 2007-01-15 Eric Christopher <echristo@apple.com>
27798 * config/darwin.h: Update copyright.
27799 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
27800 (LINK_COMMAND_SPEC): Add -u.
27801 (LINK_SPEC): Fix umbrella for above.
27803 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
27805 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
27808 2007-01-15 Tom Tromey <tromey@redhat.com>
27810 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
27811 * doc/install.texi (Testing): Don't mention jacks.
27812 (Configuration): Document --enable-java-maintainer-mode. Move
27813 --with-java-home to libgcj-specific section. Document
27815 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
27817 2007-01-15 Jan Hubicka <jh@suse.cz>
27819 * tree-ssa-dce.c (DCE_TODOs): New.
27820 (propagate_necessity): Return if something changed.
27821 (eliminate_unnecessary_stmts): Likewise.
27822 (perform_tree_ssa_dce): Return TODO flags when needed.
27823 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
27825 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
27827 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
27828 (fyl2x_extend<mode>xf3_i387): New insn pattern.
27829 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
27830 patterns using X87MODEF12 mode macro. Extend operand 1
27831 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
27832 (log10<mode>2): Ditto.
27833 (log2<mode>2): Ditto.
27834 (log1p<mode>2): Ditto.
27835 (logb<mode>2): Ditto.
27836 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
27837 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
27838 (*fxtractxf3_i387): Rename from *fxtractxf3.
27839 (fxtract_extend<mode>xf3_i387): New insn pattern.
27840 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
27841 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
27842 and gen_fyl2xxf3_i387().
27844 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
27846 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
27847 * cfgloopmanip.c (fix_loop_placement): Made static. Use
27848 get_loop_exit_edges. Changed return type to bool.
27849 * cfgloop.h (fix_loop_placement): Declaration removed.
27851 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
27853 * param.h (MIN_VECT_LOOP_BOUND): New.
27854 * params.def (MIN_VECT_LOOP_BOUND): New.
27855 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
27856 argument - minimum threshold for number of iterations.
27857 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
27858 argument to declaration.
27859 * tree-vect-analyze.c (vect_analyze_operations): Check value of
27860 MIN_VECT_LOOP_BOUND.
27861 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
27862 slpeel_tree_peel_loop_to_edge with additional argument.
27863 (vect_do_peeling_for_alignment): Likewise.
27864 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
27866 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
27869 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
27870 operands of size 1.
27872 2007-01-14 Jan Hubicka <jh@suse.cz>
27874 * tree-dfa.c (remove_referenced_var): New function.
27875 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
27876 prune referenced vars list too.
27877 * tree-flow.h (remove_referenced_var): Declare.
27879 2007-01-14 Jan Hubicka <jh@suse.cz>
27881 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
27883 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
27884 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
27885 * except.h (verify_eh_throw_table_statements): Kill prototype.
27886 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
27887 into call exrepssions.
27888 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
27890 * tree-cfg.c: Include pointer-set.h.
27891 (verify_node_sharing): Work on pointer set.
27892 (verify_eh_throw_stmt_node): New.
27893 (verify_stmts): Use pointers sets, verify throw_stmt.
27895 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
27897 * ipa-reference.c (analyze_function): Consider also addresses taken
27900 2007-01-12 Roger Sayle <roger@eyesopen.com>
27902 * c-typeck.c (null_pointer_constant_p): Replace use of
27903 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
27904 (build_c_cast): Likewise.
27906 2007-01-12 Roger Sayle <roger@eyesopen.com>
27908 * tree.h (force_fit_type_double): Remove unused final argument.
27909 * c-common.c (constant_expression_warning): Replace use of
27910 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
27911 (convert_and_check): Likewise.
27912 (shorten_compare): Update call to force_fit_type_double.
27913 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
27914 * convert.c (convert_to_pointer): Update call to
27915 force_fit_type_double.
27916 * fold-const.c (force_fit_type_double): Remove overflowed_const
27918 (int_const_binop, fold_convert_const_int_from_int,
27919 fold_convert_const_int_from_real, fold_div_compare,
27920 fold_sign_changed_comparison, fold_unary, fold_negate_const,
27921 fold_abs_const, fold_not_const): Remove the final argument from
27922 calls to force_fit_type_double.
27924 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
27926 * configure.ac: Set insn to "nop" for spu-*-* also.
27927 * configure: Regenerate.
27929 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
27931 * builtins.def : Add BUILT_IN_FREE.
27933 2007-01-12 Jan Hubicka <jh@suse.cz>
27935 PR tree-optimization/30443
27936 * tree-inline.c (tree_function_versioning): Do not optimize when
27937 cloning for inlining.
27939 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
27941 * doc/loop.texi: Document recording of loop exits.
27942 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
27943 (update_single_exits_after_duplication,
27944 update_single_exit_for_duplicated_loop,
27945 update_single_exit_for_duplicated_loops): Removed.
27946 (duplicate_loop_to_header_edge): Do not call
27947 update_single_exits_after_duplication and
27948 update_single_exit_for_duplicated_loops.
27949 (loop_version): Do not update single_exit information.
27950 (fix_loop_structure): Use record_loop_exits instead of
27951 mark_single_exit_loops.
27952 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
27953 the lists of loop exits.
27954 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
27955 split_edge, merge_blocks): Update the lists of loop exits.
27956 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
27957 loop_optimizer_init.
27958 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
27959 of mark_single_exit_loops.
27960 (loop_optimizer_finalize): Call release_recorded_exits.
27961 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
27962 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
27963 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
27964 update single exit information.
27965 * lambda-code.c (perfect_nestify): Ditto.
27966 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
27967 (mark_single_exit_loops): Removed.
27968 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
27969 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
27970 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
27972 (get_loop_exit_edges, single_exit): Use recorded exit lists.
27973 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
27974 (verify_loop_structure): Verify consistency of the exit lists.
27975 (flow_loops_find): Use alloc_loop. Initialize exits hash.
27976 (set_single_exit): Removed.
27977 * cfgloop.h (struct loop_exit): New function.
27978 (struct loop): single_exit_ field replaced by exits field.
27979 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
27980 LOOPS_HAVE_RECORDED_EXITS.
27981 (struct loops): Added exits hash.
27982 (mark_single_exit_loops, set_single_exit): Declaration removed.
27983 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
27985 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27987 * doc/invoke.texi: Avoid use of @headitem.
27989 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27991 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
27993 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27995 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
27998 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
27999 Richard Sandiford <richard@codesourcery.com>
28001 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
28002 * config/m68k/m68k.opt: Resort options.
28003 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
28005 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
28006 Richard Sandiford <richard@codesourcery.com>
28008 * doc/invoke.texi: Document the macros that are defined by
28009 m68k's -mtune and -mhard-float options.
28010 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
28011 (m68k_cpp_cpu_family): Likewise.
28012 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
28013 of __ucfv*__ macros. Define __mcffpu__ if generating code for
28014 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
28015 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
28016 (m68k_cpp_cpu_family): Likewise.
28018 2007-01-12 Richard Sandiford <richard@codesourcery.com>
28020 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
28021 macros besides mc68000 as tuning macros. Use a switch statement
28022 to set them and mcpu32.
28024 2007-01-12 Julian Brown <julian@codesourcery.com>
28026 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
28027 (TARGET_68040_ONLY): Rename to...
28028 (TARGET_68040): ...this.
28029 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
28030 * config/m68k/m68k.md: Likewise.
28032 2007-01-12 Julian Brown <julian@codesourcery.com>
28033 Nathan Sidwell <nathan@codesourcery.com>
28034 Richard Sandiford <richard@codesourcery.com>
28036 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
28037 the -mcpu= argument associated with the --with-cpu setting.
28038 Define M68K_DEFAULT_TUNE to the default -mtune= option,
28039 if different from the one implied by the -mcpu setting.
28040 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
28041 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
28042 * doc/invoke.texi: Mention ColdFire in the introduction to the
28043 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
28044 -mno-div and -mhard-float options. Make -m68881 a synonym for
28045 -mhard-float. Document the previously-undocumented -m5206e,
28046 -m528x, -m5307 and -m5407 options. Tweak the existing option
28047 documentation for consistency.
28048 * doc/install.texi: Mention new --with-cpu arguments.
28049 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
28050 default CPU if neither -mcpu nor -march are specified.
28051 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
28052 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
28053 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
28054 using m68k_tune to decide between families that implement the
28055 same ISA. Use m68k_tune to set __mcfv4e__.
28056 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
28057 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
28058 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
28059 (FL_ISA_C, FL_ISA_MMU): New macros.
28060 (MASK_COLDFIRE): Delete.
28061 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
28062 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
28063 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
28064 (TARGET_HARD_FLOAT): Do not define here.
28065 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
28066 (TUNE_68000): New macro.
28067 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
28068 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
28069 (TUNE_CFV2): Redefine in terms of m68k_tune.
28070 (uarch_type, target_device, fpu_type): New enums.
28071 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
28072 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
28073 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
28074 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
28075 (FL_FOR_isa_c): New macros.
28076 (m68k_isa): New enum.
28077 (m68k_target_selection): New structure.
28078 (all_devices, all_isas, all_microarchs): New tables.
28079 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
28080 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
28081 (MASK_ALL_CPU_BITS): Delete.
28082 (m68k_find_selection): New function.
28083 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
28084 Map the legacy target options to a combination of the new ones.
28085 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
28086 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
28087 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
28089 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
28090 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
28092 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
28093 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
28094 * config/m68k/m68k-devices.def: New file.
28096 2007-01-12 Richard Sandiford <richard@codesourcery.com>
28097 Nathan Sidwell <nathan@codesourcery.com>
28099 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
28100 (SUBTARGET_EXTRA_SPECS): New macros.
28101 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
28102 use %(asm_cpu_spec) instead.
28103 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
28104 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
28105 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
28106 (EXTRA_SPECS): Rename to...
28107 (SUBTARGET_EXTRA_SPECS): ...this.
28109 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
28110 Richard Sandiford <richard@codesourcery.com>
28111 Julian Brown <julian@codesourcery.com>
28113 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
28114 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
28115 to the configuration's default CPU.
28116 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
28117 Remove default masks.
28118 (m680[012]0-*-*): Set the default with_cpu to the first part of
28120 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
28121 (m68k*-*-linux): Extend the --with-cpu handling to...
28122 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
28123 and m68010. Don't set target_cpu_default2.
28124 * doc/install.texi: Document --with-cpu for m68k.
28125 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
28126 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
28127 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
28128 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
28129 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
28130 (ASM_SPEC): Remove use of %(asm_cpu_default).
28131 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
28132 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
28133 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
28134 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
28135 __HAVE_FPU__ if TARGET_HARD_FLOAT.
28136 (TARGET_DEFAULT): Delete.
28137 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
28138 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
28139 (CPP_CPU_SPEC): Delete.
28140 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
28141 the appropriate string.
28142 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
28143 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
28144 (ASM_SPEC): Don't use %(asm_default_spec).
28145 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
28146 TARGET_DEFAULT and add MASK_68881.
28147 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
28149 2007-01-12 Richard Sandiford <richard@codesourcery.com>
28151 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
28152 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
28153 MASK_68010 alongside MASK_68020.
28154 * doc/invoke.texi: Document -m68010.
28155 * config/m68k/m68k.opt (m68010): New.
28156 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
28158 (TUNE_68010): New macro.
28159 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
28160 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
28161 (M68K_CPU_m68332): Add MASK_68010.
28162 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
28163 fallback definition.
28164 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
28166 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
28167 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
28168 to all entries that use MASK_68020.
28169 (output_move_simode_const, output_move_himode, output_move_qimode)
28170 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
28171 instead of TARGET_68020 to select clr behavior. Remove comment
28172 about there being no TARGET_68010.
28173 * config/m68k/m68k.md: Likewise throughout.
28175 2007-01-12 Julian Brown <julian@codesourcery.com>
28177 * config/m68k/m68k.h (TARGET_ISAB): New macro.
28178 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
28179 * config/m68k/m68k.md: Likewise.
28181 2007-01-12 Julian Brown <julian@codesourcery.com>
28183 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
28184 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
28186 2007-01-12 Julian Brown <julian@codesourcery.com>
28188 * config/m68k/m68k.h (TUNE_68040_60): New macro.
28189 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
28190 * config/m68k/m68k.md: Likewise.
28192 2007-01-12 Julian Brown <julian@codesourcery.com>
28193 Richard Sandiford <richard@codesourcery.com>
28195 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
28196 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
28197 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
28199 (TARGET_CPU32): Rename to...
28200 (TUNE_CPU32): ...this.
28201 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
28202 (TUNE_CFV2): New macros.
28203 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
28204 remove conditions that are implied by TARGET_68020.
28205 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
28206 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
28207 (m68k_output_function_epilogue): Likewise.
28208 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
28209 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
28210 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
28211 non-68000 timings. Refactor multiplication and division costs.
28212 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
28213 TUNE_CPU32 instead of TARGET_CPU32.
28214 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
28215 and TUNE_68060 instead of TARGET_68060.
28216 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
28217 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
28219 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
28220 && !TARGET_COLDFIRE" to choose between moveq and clr.
28221 Likewise in the unnamed movsf pattern.
28222 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
28223 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
28226 2007-01-12 Richard Sandiford <richard@codesourcery.com>
28228 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
28229 of tabbing before backslashes.
28231 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28233 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
28234 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
28235 (ASM_OUTPUT_INTERNAL_LABEL): Define.
28237 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
28239 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
28240 find_interesting_uses_cond.
28241 (find_interesting_uses_cond): Use extract_cond_operands.
28242 (rewrite_use_compare): Use extract_cond_operands and
28243 force_gimple_operand_bsi. Do not call update_stmt.
28244 (determine_use_iv_cost_condition): Use extract_cond_operands.
28245 Return cheaper of using original bound and changing the exit bound.
28247 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
28249 PR tree-optimization/29516
28250 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
28251 most_expensive_mult_to_index, addr_to_parts,
28252 create_mem_ref, maybe_fold_tmr): Make the type of
28253 fields of TARGET_MEM_REF sizetype.
28254 (move_fixed_address_to_symbol, move_pointer_to_base):
28256 * tree.def (TARGET_MEM_REF): Add comment on types of
28259 2007-01-11 Joseph Myers <joseph@codesourcery.com>
28261 * c-common.c (vector_types_convertible_p): Treat opaque types as
28262 always convertible if they have the same size, but not otherwise.
28264 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
28266 * ifcvt.c (struct noce_if_info): Add comments to the fields.
28267 Remove the b_unconditional field.
28268 (noce_try_sign_mask): Do not look at b_unconditional.
28269 (noce_process_if_block): Do not use merge_if_blocks. Update
28270 the CFG here. Do not set b_unconditional.
28271 (cond_move_process_if_block): Likewise.
28272 (find_cond_trap): Likewise.
28273 (check_cond_move_block): Require simple jump insns at the end
28274 of the basic block.
28276 2007-01-11 Jan Hubicka <jh@suse.cz>
28278 PR tree-optimization/1046
28279 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
28280 when alias info is not ready.
28281 (pass_tail_recursion): Do not require aliasing.
28282 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
28283 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
28284 * tree-ssa-copy.c (pass_copy_prop): Likewise.
28285 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
28286 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
28287 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
28288 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
28290 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
28291 When aliasing is not build, mark statement as volatile.
28293 2007-01-11 Tom Tromey <tromey@redhat.com>
28295 PR preprocessor/15185, PR preprocessor/20989:
28296 * doc/cppopts.texi <-MT>: Update description of algorithm for
28297 computing default target.
28298 <-M, -MD>: Reword "basename" text.
28300 2007-01-11 Roger Sayle <roger@eyesopen.com>
28302 * builtins.c (expand_builtin_pow, expand_builtin_powi,
28303 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
28304 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
28305 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
28306 fold_builtin_bswap, real_constp, fold_builtin_pow,
28307 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
28308 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
28309 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
28310 * convert.c (convert_to_pointer): Likewise.
28311 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
28312 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
28313 const_binop, fold_convert_const_int_from_int,
28314 fold_convert_const_int_from_real,
28315 fold_convert_const_real_from_real, sign_bit_p,
28316 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
28317 fold_sign_changed_comparison, fold_unary, fold_comparison,
28318 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
28319 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
28320 * print-tree.c (print_node_brief, print_node): Likewise.
28321 * stor-layout.c (place_field, layout_type): Likewise.
28322 * tree-chrec.c (keep_cast): Likewise.
28323 * tree.c (build_vector, build_real, build_real_from_int_cst,
28324 build_complex): Likewise.
28326 2007-01-11 Roger Sayle <roger@eyesopen.com>
28328 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
28329 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
28331 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
28333 * configure.ac (strict1_warn): Rename to strict_warn.
28334 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
28335 cc_set_by_configure, quoted_cc_set_by_configure,
28336 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
28337 all_boot_languages, all_stagestuff): Remove.
28338 (target_list): Remove bootstrap targets.
28339 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
28340 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
28341 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
28342 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
28343 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
28344 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
28345 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
28346 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
28347 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
28348 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
28349 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
28350 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
28351 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
28352 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
28353 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
28354 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
28355 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
28356 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
28357 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
28358 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
28359 (mostlyclean): Adjust.
28360 (clean, distclean): Don't mention bootstrap stuff.
28361 * configure: Regenerate.
28362 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
28363 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
28364 treelang/config-lang.in (stagestuff): Remove.
28365 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
28366 stageprofile, stagefeedback, stagestuff): Remove mention.
28368 2007-01-11 Nick Clifton <nickc@redhat.com>
28370 * config/mcore/predicates.md (mcore_general_movesrc_operand):
28372 (mcore_general_movdst_operand): Do not accept CONST_INTs.
28373 (mcore_arith_K_S_operand): Run the test for the S constraint not
28374 the test for the M constraint.
28375 (mcore_addsub_operand): Do not accept integer values that are
28376 larger than 32 bits.
28377 * config/mcore/mcore.md: Remove unused constraints from split.
28378 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
28379 (addsi3): Likewise.
28380 (allocate_stack): Likewise.
28381 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
28382 operands to 32 bits.
28383 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
28385 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
28386 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
28387 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
28388 mcore_output_bclri, mcore_output_andn, output_inline_const,
28389 mcore_output_move, mcore_output_movedouble): Likewise.
28390 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
28391 (output_inline_const): Likewise.
28392 (output_inline_const): Fix format strings used in sprintf
28394 * config/mcore/mcore-protos.h: Update prototypes for changed
28395 functions in mcore.c.
28396 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
28397 HOST_WIDE_INT and not int.
28398 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
28399 CONST_OK_FOR_N): Likewise.
28400 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
28401 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
28404 2007-01-10 Jan Hubicka <jh@suse.cz>
28406 * tree-vrp.c (remove_range_assertions): Release defs.
28407 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
28408 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
28410 2007-01-10 Paul Brook <paul@codesourcery.com>
28412 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
28413 * config/arm/arm.md (mulsi3subsi): New insn.
28415 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
28417 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
28418 (tree_transform_and_unroll_loop): New.
28419 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
28422 2007-01-10 Robert Kennedy <jimbob@google.com>
28424 * fold-const.c (fold_comparison): Fold comparisons like (x *
28425 1000 < 0) to (x < 0).
28427 2007-01-10 Ian Lance Taylor <iant@google.com>
28429 * tree-pretty-print.c (dump_generic_node): Print parentheses when
28430 operands have the same priority.
28432 2007-01-10 Tom Tromey <tromey@redhat.com>
28434 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
28435 (fold_binary): Likewise.
28436 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
28437 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
28438 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
28439 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
28440 * langhooks.h (struct lang_hooks): Removed field
28441 'can_use_bit_fields_p'.
28443 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
28445 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
28447 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
28449 * function.c (get_last_funcdef_no): New function.
28450 * function.h (get_last_funcdef_no): Declare.
28451 * tree-inline.c (initialize_cfun): Add initialization.
28452 (tree_function_versioning): Cleanup.
28454 2007-01-10 Jan Hubicka <jh@suse.cz>
28456 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
28459 2007-01-10 Sa Liu <saliu@de.ibm.com>
28460 Ben Elliston <bje@au.ibm.com>
28462 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
28463 for SAVE_NONLOCAL and Pmode for any other save level.
28464 * spu-protos.h (spu_restore_stack_block): Declare.
28465 * spu.md (save_stack_block): Remove.
28466 (restore_stack_block): Call spu_restore_stack_block.
28467 * spu.c (spu_restore_stack_block): New function.
28468 (spu_expand_epilogue): Remove old comment.
28470 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
28472 PR tree-optimization/30322
28473 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
28474 (cand_value_at): Return the value as aff_tree.
28475 (may_eliminate_iv): Convert the bound from aff_tree to tree.
28476 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
28477 aff_combination_mult): New functions.
28478 (aff_combination_add): Use aff_combination_add_cst.
28479 (aff_combination_convert): Allow conversions to a wider type.
28480 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
28481 * tree-affine.h (aff_combination_mult): Declare.
28483 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
28485 * doc/tm.texi: Update documentation to reflect reality of exec
28486 and start file search behaviours. Update copyright year.
28487 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
28488 header file directories.
28490 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
28492 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
28493 (*cosxf2): Rename to cosxf2_i387.
28494 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
28495 using X87MODEF12 mode macro. Rename patterns to
28496 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
28498 (*cosdf2, *cossf2): Ditto.
28499 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
28500 to match extended input operands.
28501 (sincos<mode>3): New expander.
28502 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
28503 insn patterns and corresponding splitters.
28505 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
28507 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
28508 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
28510 2007-01-09 Nicolas Pitre <nico@cam.org>
28513 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
28515 2007-01-08 Geoffrey Keating <geoffk@apple.com>
28517 * target.h (struct gcc_target): New field library_rtti_comdat.
28518 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
28519 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
28520 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
28521 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
28523 2007-01-08 Geoffrey Keating <geoffk@apple.com>
28525 * doc/invoke.texi (Optimize Options): Correct description of -O0.
28527 2007-01-08 Richard Guenther <rguenther@suse.de>
28529 * tree.h (force_fit_type_double): Export.
28530 (force_fit_type): Remove.
28531 * fold-const.c (force_fit_type_double): New function.
28532 (force_fit_type): Remove.
28533 (int_const_binop): Use it.
28534 (fold_convert_const_int_from_int): Likewise.
28535 (fold_convert_const_int_from_real): Likewise.
28536 (fold_div_compare): Likewise.
28537 (fold_sign_changed_comparison): Likewise.
28538 (fold_unary): Likewise.
28539 (fold_negate_const): Likewise.
28540 (fold_abs_const): Likewise.
28541 (fold_not_const): Likewise.
28542 * c-common.c (shorten_compare): Use force_fit_type_double.
28543 * convert.c (convert_to_pointer): Likewise.
28545 2007-01-08 Richard Guenther <rguenther@suse.de>
28547 * tree.h (build_int_cst_wide_type): Export.
28548 * tree.c (build_int_cst_wide_type): New function.
28549 (build_int_cst_wide): Fix comment.
28550 * builtins.c (fold_builtin_object_size): Use build_int_cst
28551 to build -1 or 0 of the correct type. Use fit_double_type
28552 to check for overflow.
28553 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
28555 (decode_field_reference): Likewise.
28556 (all_ones_mask_p): Likewise.
28557 (native_interpret_int): Use build_int_cst_wide_type.
28558 (fold_binary): Use build_int_cst_type to build an all-ones
28560 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
28562 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
28564 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
28566 2007-01-09 Ben Elliston <bje@au.ibm.com>
28568 * genautomata.c (STATS_OPTION): New option.
28569 (stats_flag): New flag.
28570 (gen_automata_option): Handle it.
28571 (initiate_automaton_gen): Ditto.
28572 (write_automata): Output statistics only if stats_flag is
28573 set. Likewise, output time statistics only if time_flag is set.
28574 * doc/md.texi (Processor pipeline description): Document new flag.
28576 2007-01-08 Richard Guenther <rguenther@suse.de>
28578 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
28579 * tree.c (build_int_cst_type): Likewise.
28580 (size_in_bytes): Don't call force_fit_type on the result.
28581 (int_fits_type_p): Use fit_double_type.
28582 * fold-const.c (fit_double_type): New function.
28583 (force_fit_type): Use it.
28584 * tree.h (fit_double_type): Export.
28586 2007-01-08 Jan Hubicka <jh@suse.cz>
28588 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
28589 * ipa.c (function_and_variable_visibility): Fix return type.
28591 2007-01-08 Richard Guenther <rguenther@suse.de>
28593 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
28594 of offset to build the index.
28595 * tree-pretty-print.c (dump_generic_node): Don't build negated
28596 const just for printing.
28597 * c-pretty-print.c (pp_c_integer_constant): Likewise.
28598 * builtins.c (fold_builtin_int_roundingfn): Check if result
28599 fits the type by using force_fit_type and comparing the result.
28600 * predict.c (predict_loops): Use compare_tree_int for comparison.
28601 * tree.c (build_int_cst): Fall back to integer_type_node for
28603 (build_int_cst_wide): Assert type is non-null.
28605 2007-01-08 Roberto Costa <roberto.costa@st.com>
28607 * tree-vrp.c (extract_range_from_cond_expr): New.
28608 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
28609 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
28611 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
28612 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
28613 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
28614 used as expressions.
28615 * tree-object-size.c (cond_expr_object_size): New.
28616 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
28618 2007-01-08 Jan Hubicka <jh@suse.cz>
28620 * tree-ssa-forwprop.c (forward_propagate_into_cond,
28621 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
28624 2007-01-08 Richard Guenther <rguenther@suse.de>
28626 PR tree-optimization/23603
28627 * tree-vrp.c (set_value_range_to_truthvalue): New function.
28628 (extract_range_from_binary): Fall back to truthvalue instead of
28629 varying for TRUTH_*_EXPR.
28630 (extract_range_from_comparison): Fall back to truthvalue instead of
28632 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
28633 if all visited PHI values were constant.
28635 2007-01-08 Jan Hubicka <jh@suse.cz>
28637 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
28638 (cgraph_analyze_function): break out from ...
28639 (cgraph_finalize_compilation_unit): ... here.
28640 (cgraph_expand_function): Remove forgoten commented out line.
28641 (cgraph_optimize): Analyze functions.
28643 2007-01-08 Jan Hubicka <jh@suse.cz>
28645 * tree-pas.h (TODO_remove_function): New flag.
28646 (TODO_update*): Renumber.
28647 (pass_ipa_increase_alignment,
28648 pass_ipa_function_and_variable_visibility): New passes.
28649 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
28650 (cgraph_function_and_variable_visibility): Move to ipa.c
28651 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
28652 cgraph_increase_alignment.
28653 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
28654 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
28655 calling tree-inline.
28656 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
28657 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
28658 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
28659 (gate_increase_alignment): New function.
28660 (pass_ipa_increase_alignment): New pass.
28661 * ipa.c: Inline tree-pass.h and timevar.h
28662 (function_and_variable_visibility): Move here from cgraphunit.c
28663 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
28664 * passes.c (init_optimization_passes): Add the two new passes.
28665 (execute_todo): Handle cgraph_remove_functions.
28667 2007-01-08 Nick Clifton <nickc@redhat.com>
28669 * config/frv/predicates.md (reg_or_0_operand): Accept
28672 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
28674 * config/bfin/rtems.h, config/bfin/t-rtems: New.
28675 * config.gcc: Add bfin*-rtems*.
28677 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
28679 * c.opt: Add -flax-vector-conversions.
28680 * c-typeck.c (convert_for_assignment): Pass flag to
28681 vector_types_convertible_p to allow emission of note.
28682 (digest_init): Likewise.
28683 * c-opts.c: Handle -flax-vector-conversions.
28684 * c-common.c (flag_lax_vector_conversions): New.
28685 (vector_types_convertible_p): Unless -flax-vector conversions
28686 has been passed, disallow conversions between vectors with
28687 differing numbers of subparts and/or element types. If such
28688 a conversion is disallowed, possibly emit a note on the first
28689 occasion only to inform the user of -flax-vector-conversions.
28690 The new last argument specifies this.
28691 * c-common.h (flag_lax_vector_conversions): New.
28692 (vector_types_convertible_p): Add extra argument.
28693 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
28694 char_type_node for V*QI type vectors.
28695 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
28696 Update to satisfy new typechecking rules.
28697 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
28698 C and C++ variants.
28699 * doc/invoke.texi (C Dialect Options): Document
28700 -flax-vector-conversions.
28702 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
28704 PR tree-optimization/29877
28705 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
28706 a register variable on the RHS to not be replaceable.
28708 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
28709 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
28710 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
28711 const_simm15, const_pow2, const_npow2): Added.
28712 * config/score/misc.md (insv, extv, extzv, movmemsi,
28713 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
28714 * config/score/score.c (score_address_cost, score_select_cc_mode):
28716 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
28717 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
28718 Update score_print_operand.
28719 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
28720 Adjust register allocate order and update some macro define.
28721 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
28722 mdx_block_move_straight, mdx_block_move_loop_head,
28723 mdx_block_move_loop_body, mdx_block_move_loop_foot,
28724 mdx_block_move_loop, mdx_block_move): Added.
28725 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
28726 mdp_limm): Updated and fix some bug and typo.
28727 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
28728 (movsf, movdf, doloop_end): Added.
28730 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
28732 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
28733 config/arm/thumb2.md: Fix comment typos.
28734 * doc/extend.texi: Fix a typo.
28736 2007-01-07 Eric Christopher <echristo@apple.com>
28738 * configure.ac: Check for __stack_chk_fail for darwin.
28739 * configure: Regenerate.
28741 2007-01-07 Richard Guenther <rguenther@suse.de>
28743 * tree-vrp.c (extract_range_from_assert): CSE calls to
28744 compare_values where possible.
28745 (extract_range_from_unary_expr): Likewise.
28747 2007-01-07 Anatoly Sokolov <aesok@post.ru>
28749 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
28750 * config/avr/avr.c (call_insn_operand): Delete function.
28751 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
28752 instead of register number. Use predicates.
28753 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
28754 call_insn_operand): Add.
28756 2007-01-06 Jan Hubicka <jh@suse.cz>
28758 * tree-pass.h (pass_build_cgraph_edges): Declare.
28759 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
28760 (visited_nodes): Remove.
28761 (cgraph_create_edges): Move to cgraphbuild.c; rename to
28762 build_cgrpah_edges; make visited_nodes local.
28763 (cgraph_process_new_functions): DO not call initialize_inline_failed.
28764 (record_references_in_initializer): Move to cgraphbuild.c
28765 (initialize_inline_failed, rebuild_cgraph_edges,
28766 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
28767 (verify_cgraph_node): Make visited_nodes local.
28768 (cgraph_analyze_function): Do not call cgraph_create_edges and
28769 initialize_inline_failed.
28770 (cgraph_expand_function): Do not call cgraph_lower_function;
28771 assert that function is already lowered.
28772 * Makefile.in (cgraphbuild.o): New.
28773 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
28774 at the end of lowering passes.
28776 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
28778 * ifcvt.c (cond_move_convert_if_block): New function, code
28779 factored out from...
28780 (cond_move_process_if_block): ...here. Call the new function
28781 on the THEN and ELSE blocks.
28782 (merge_if_block): Do not copy global_live_at_end, merge_blocks
28783 already takes care of this.
28785 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28788 * tree.h (TREE_OVERFLOW_P): New.
28789 * c-typeck.c (parser_build_unary_op): Warn only if result
28790 overflowed and operands did not.
28791 (parser_build_binary_op): Likewise.
28792 (convert_for_assignment): Remove redundant overflow_warning.
28793 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
28795 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28797 * c-typeck.c (store_init_value): Split over two lines to follow
28798 the GNU coding style.
28800 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
28802 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
28803 __GXX_EXPERIMENTAL_CXX0X__.
28804 * doc/cpp.texi: Same.
28806 2007-01-05 Richard Guenther <rguenther@suse.de>
28808 PR middle-end/27826
28809 * tree.c (get_narrower): Do not construct COMPONENT_REFs
28810 with mismatched types. Instead explicitly build a
28811 conversion NOP_EXPR.
28813 2007-01-05 Ian Lance Taylor <iant@google.com>
28815 * c-common.c (decl_with_nonnull_addr_p): New function.
28816 (c_common_truthvalue_conversion): Call it.
28817 * c-typeck.c (build_binary_op): Likewise.
28818 * c-common.h (decl_with_nonnull_addr_p): Declare.
28820 2007-01-05 Jakub Jelinek <jakub@redhat.com>
28823 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
28826 2007-01-05 Joel Brobecker <brobecker@adacore.com>
28828 * doc/install.texi (Final install): Document the fact that
28829 the GNAT runtime should not be stripped.
28831 2007-01-04 Jan Hubicka <jh@suse.cz>
28833 * tree-inline.c (fold_marked_statements): Update operand caches
28834 and EH after folding
28836 2007-01-04 Ian Lance Taylor <iant@google.com>
28838 * c-common.c (check_function_nonnull): Whitespace fix.
28840 2007-01-04 Jan Hubicka <jh@suse.cz>
28842 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
28843 comitted older version of patch.
28844 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
28845 function, celanup cfg and collect garbage.
28847 2007-01-04 Mike Stump <mrs@apple.com>
28849 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
28852 2007-01-04 Eric Christopher <echristo@apple.com>
28854 * libgcc2.c (__bswapsi2): Use SItype.
28855 (__bswapdi2): Use DItype.
28856 * libgcc2.h: Update for above.
28858 2007-01-04 Paul Brook <paul@codesourcery.com>
28860 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
28861 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
28862 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
28863 umulsidi3, umulsidi3adddi, smulsi3_highpart,
28864 umulsi3_highpart): Make conditional on !arm_arch6.
28865 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
28866 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
28867 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
28868 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
28869 umulsi3_highpart_v6): New insns.
28871 2007-01-04 Roger Sayle <roger@eyesopen.com>
28873 * fold-const.c (fold_convert): When casting an expression to void,
28874 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
28875 have a type. Instead of attempting to build a NOP_EXPR, return
28876 these "special" trees directly.
28878 2007-01-04 Joseph Myers <joseph@codesourcery.com>
28880 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
28881 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
28882 rs6000_cost->fp not 0 as adjustment for outer NEG.
28884 2007-01-04 Jan Hubicka <jh@suse.cz>
28886 * cgraph.c (cgraph_release_function_body): New function.
28887 (cgraph_remove_node): Use it.
28888 * cgraph.h (cgraph_release_function_body): Declare.
28889 * cgraphunit.c (cgraph_expand_function): Use it.
28890 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
28891 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
28892 is initialized and while compilation of other function is running.
28893 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
28894 statement CFG annotations from here to ...
28895 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
28897 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
28899 * cfgloop.h (enum li_flags): Make the constants powers of two.
28901 2007-01-04 Jan Hubicka <jh@suse.cz>
28903 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
28905 (fold_marked_statements): New function.
28906 (optimize_inline_calls, tree_function_versioning): Fold new statements.
28907 * tree-inline.h (copy_body_data): Add statements_to_fold.
28909 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
28911 * config.gcc: Mention libgcc/config.host.
28912 * Makefile.in: Update comments mentioning libgcc.
28913 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
28914 (all.cross, start.encap, rest.encap, rest.cross): Update
28915 dependencies for libgcc move.
28916 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
28917 (clean-target, clean-target-libgcc): Delete.
28918 (srcdirify, GCC_EXTRA_PARTS): New macros.
28919 (libgcc-support, libgcc.mvars): New rules.
28920 (distclean): Remove mention of mklibgcc.
28921 (install): Don't reference INSTALL_LIBGCC.
28922 (install-common): Don't reference EXTRA_PARTS.
28923 (install-libgcc, install-multilib): Delete rules.
28924 * mklibgcc.in: Delete file.
28925 * doc/configfiles.texi: Don't mention mklibgcc.
28927 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
28928 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
28929 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
28930 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
28931 (mklibgcc, ldblspecs): Likewise.
28933 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
28934 (posixpre.def): Use $(T).
28935 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
28936 (SHLIB_SRC, SHLIB_INSTALL): Delete.
28937 (SHLIB_LINK): Make dummy.
28938 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
28940 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
28942 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
28943 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
28944 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
28945 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
28947 * configure.ac (all_outputs): Remove mklibgcc.
28948 * configure: Regenerated.
28950 2007-01-03 Josh Conner <jconner@apple.com>
28952 PR middle-end/29683
28953 * calls.c (compute_argument_addresses): Set stack and stack_slot
28954 for partial args, too.
28955 (store_one_arg): Use locate.size.constant for the size when
28956 generating a save_area.
28958 2007-01-03 Robert Kennedy <jimbob@google.com>
28960 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
28961 whose definitions are deleted due to basic block merging.
28963 2007-01-03 Paul Brook <paul@codesourcery.com>
28966 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
28968 (use_return_insn): Return 0 for Thumb interrupt functions.
28969 (print_multi_reg): Add rfe argument for IRQ returns.
28970 (arm_output_epilogue): Pop interrupt return address directly into PC.
28971 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
28973 2007-01-03 Paul Brook <paul@codesourcery.com>
28975 Merge from sourcerygxx-4_1.
28976 * config/arm/thumb2.md: New file.
28977 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
28979 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
28980 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
28981 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
28982 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
28984 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
28985 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
28987 * config/arm/ieee754-sf.S: Ditto.
28988 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
28989 (thumb1_base_register_rtx_p): ... to this.
28990 (thumb_index_register_rtx_p): Rename...
28991 (thumb1_index_register_rtx_p): ... to this.
28992 (thumb_output_function_prologue): Rename...
28993 (thumb1_output_function_prologue): ... to this.
28994 (thumb_legitimate_address_p): Rename...
28995 (thumb1_legitimate_address_p): ... to this.
28996 (thumb_rtx_costs): Rename...
28997 (thumb1_rtx_costs): ... to this.
28998 (thumb_compute_save_reg_mask): Rename...
28999 (thumb1_compute_save_reg_mask): ... to this.
29000 (thumb_final_prescan_insn): Rename...
29001 (thumb1_final_prescan_insn): ... to this.
29002 (thumb_expand_epilogue): Rename...
29003 (thumb1_expand_epilogue): ... to this.
29004 (arm_unwind_emit_stm): Rename...
29005 (arm_unwind_emit_sequence): ... to this.
29006 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
29007 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
29008 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
29009 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
29010 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
29011 thumb2_output_casesi): New functions.
29012 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
29013 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
29014 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
29015 THUMB2_WORK_REGS): Define.
29016 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
29017 arm_condexec_mask, arm_condexec_masklen)): New variables.
29018 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
29019 (arm_override_options): Check new CPU capabilities.
29020 Set new architecture flag variables.
29021 (arm_isr_value): Handle v7m interrupt functions.
29022 (user_return_insn): Return 0 for v7m interrupt functions. Handle
29024 (const_ok_for_arm): Handle Thumb-2 constants.
29025 (arm_gen_constant): Ditto. Use movw when available.
29026 (arm_function_ok_for_sibcall): Return false for v7m interrupt
29028 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
29029 (thumb_find_work_register, arm_load_pic_register,
29030 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
29031 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
29032 print_multi_reg, output_mov_long_double_fpa_from_arm,
29033 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
29034 output_mov_double_fpa_from_arm, output_move_double,
29035 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
29036 output_return_instruction, arm_output_function_prologue,
29037 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
29038 arm_output_mi_thunk, thumb_set_return_address): Ditto.
29039 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
29040 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
29041 (arithmetic_instr, shift_op): Use arm_shift_nmem.
29042 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
29044 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
29045 (thumb_expand_prologue): Use thumb_set_frame_pointer.
29046 (arm_file_start): Output directive for unified syntax.
29047 (arm_unwind_emit_set): Handle stack alignment instruction.
29048 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
29049 Add v6t2, v7, v7a, v7r and v7m.
29050 (RETLDM): Add Thumb-2 code.
29051 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
29052 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
29053 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
29054 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
29055 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
29056 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
29057 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
29058 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
29059 ADJUST_INSN_LENGTH): Define.
29060 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
29061 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
29062 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
29063 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
29064 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
29065 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
29066 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
29067 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
29068 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
29069 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
29070 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
29071 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
29072 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
29073 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
29074 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
29075 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
29076 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
29078 * config/arm/arm-tune.md: Regenerate.
29079 * config/arm/arm-protos.h: Update prototypes.
29080 * config/arm/vfp.md: Enable patterns for Thumb-2.
29081 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
29082 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
29083 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
29084 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
29085 * config/arm/libunwind.S: Add Thumb-2 code.
29086 * config/arm/constraints.md: Update include Thumb-2.
29087 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
29088 * config/arm/ieee754-df.S: Ditto.
29089 * config/arm/bpabi.S: Ditto.
29090 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
29091 * config/arm/predicates.md (low_register_operand,
29092 low_reg_or_int_operand, thumb_16bit_operator): New.
29093 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
29094 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
29095 * config/arm/t-arm-elf: Add armv7 multilib.
29096 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
29098 (UNSPEC_STACK_ALIGN, ce_count): New.
29099 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
29100 arm_zero_extendsidi2, arm_zero_extendqidi2): New
29102 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
29103 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
29104 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
29105 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
29106 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
29107 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
29109 * doc/extend.texi: Document ARMv7-M interrupt functions.
29110 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
29112 2007-01-03 Jakub Jelinek <jakub@redhat.com>
29114 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
29115 (struct _Unwind_Context): Rename args_size to flags, remove
29116 signal_frame field, add a new args_size field and version field.
29117 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
29118 _Unwind_IsExtendedContext): New inline functions.
29119 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
29120 Assume by_value array is only present if _Unwind_IsExtendedContext.
29121 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
29122 _Unwind_IsSignalFrame.
29123 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
29124 (uw_update_context_1): Use _Unwind_SetSignalFrame.
29125 (uw_init_context_1): Initialize context->flags to
29126 EXTENDED_CONTEXT_BIT.
29127 * config/rs6000/linux-unwind.h (frob_update_context): Use
29128 _Unwind_SetSignalFrame.
29130 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
29132 PR middle-end/30353
29133 * gimplify.c (gimplify_modify_expr_complex_part): Move below
29134 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
29137 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
29139 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
29140 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
29141 RET, AT_SP): Remove.
29142 * config/i386/i386.md (*sse_prologue_save_insn): Use return
29145 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
29146 * cfgbuild.c (find_basic_blocks): Likewise.
29147 * cfgrtl.c (rtl_create_basic_block): Likewise.
29148 * function.c (temp_slots_at_level): Likewise.
29149 * reg-stack.c (stack_regs_mentioned): Likewise.
29150 * regclass.c (allocate_reg_info): Likewise.
29151 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
29152 set_bb_for_stmt, move_block_to_fn): Likewise.
29153 * tree-complex.c (tree_lower_complex): Likewise.
29154 * vec.h (VEC_safe_grow_cleared): New.
29156 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
29158 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
29160 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
29161 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
29163 * cfgloopmanip.c (scale_loop_frequencies): Export.
29164 (loopify): Scale the frequencies by prescribed coefficients.
29165 (set_zero_probability): New function.
29166 (duplicate_loop_to_header_edge): Improve updating of frequencies.
29167 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
29168 and frequencies according to arguments.
29169 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
29171 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
29172 * modulo-sched.c (sms_schedule): Set probabilities for entering
29173 versioned loop correctly.
29174 * tree-vect-transform.c (vect_transform_loop): Ditto.
29175 * cfgloop.h (loopify, loop_version): Declaration changed.
29176 (scale_loop_frequencies): Declared.
29178 2007-01-02 Jan Hubicka <jh@suse.cz>
29180 * cgraph.c: Include tree-flow.h
29181 (cgraph_add_new-function): Handle IPA_SSA mode; execute
29182 early_local_passes.
29183 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
29184 * tree-pass.h (pass_all_early_optimizations): Declare.
29185 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
29186 early_local_passes.
29187 (cgraph_analyze_function): Do early_local_passes.
29188 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
29189 Do not add referenced vars.
29190 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
29192 (gate_all_early_local_passes): New gate.
29193 (pass_early_local_passes): Use new gate.
29194 (execute_early_local_optimizations): New functions.
29195 (gate_all_early_optimizations): New gate.
29196 (pass_all_early_optimizations): New pass.
29197 (execute_free_datastructures): Free SSA only when initialized.
29198 (gate_init_datastructures): Init only when optimizing.
29199 (tree_lowering_passes): Do early local passes when called late.
29200 * tree-profile.c (do_tree_profiling): Don't profile functions added
29202 (do_early_tree_profiling, pass_early_tree_profile): Kill.
29203 * tree-cfg.c (update_modified_stmts): Do not update when operands are
29205 * passes.c (init_optimizations_passes): Reorder so we go into SSA
29206 during early_local_passes.
29207 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
29210 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
29212 * Makefile.in: Update copyright year.
29214 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
29216 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
29217 in $(lang_checks) and check-consistency targets.
29219 2007-01-02 Jan Hubicka <jh@suse.cz>
29221 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
29222 Do not add referenced vars.
29223 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
29225 * passes.c (init_optimization_passes): Put mudflap_2 after
29226 free_datastructures.
29228 2007-01-02 Jan Hubicka <jh@suse.cz>
29230 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
29231 Set NOTHROW flag on call statements proved to be nothrow.
29232 Update statement of local calls so new pure/const functions are
29233 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
29235 (tree_rest_of_compilation): Register hooks and initialize bitmap
29236 early. Do not set after_inlining flag.
29238 2007-01-02 Steve Ellcey <sje@cup.hp.com>
29240 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
29241 HOST_BITS_PER_LONGLONG
29243 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29246 * c-typeck.c (store_init_value): Don't emit pedantic overflow
29247 warning for non-static initializers.
29249 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
29251 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
29252 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
29253 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
29254 Always use set_unique_reg_note to add REG_EQUAL notes.
29256 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
29259 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
29261 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
29262 * cfgbuild.c (find_basic_blocks): Likewise.
29263 * cfgrtl.c (rtl_create_basic_block): Likewise.
29264 * function.c (temp_slots_at_level): Likewise.
29265 * reg-stack.c (stack_regs_mentioned): Likewise.
29266 * regclass.c (allocate_reg_info): Likewise.
29267 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
29268 set_bb_for_stmt, move_block_to_fn): Likewise.
29269 * tree-complex.c (tree_lower_complex): Likewise.
29270 * vec.h (VEC_safe_grow_cleared): New.
29272 2007-01-02 Ian Lance Taylor <iant@google.com>
29274 * c-common.c (c_common_truthvalue_conversion): When warning about
29275 using an assignment as a truth value, set TREE_NO_WARNING.
29277 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29280 * c.opt (Wold-style-declaration): New.
29281 * doc/invoke.texi (C-only Warning Options): New.
29282 (Wold-style-declaration): Document it.
29283 (Wextra): Enabled by -Wextra.
29284 * c-opts.c (c_common_post_options): Enabled by -Wextra.
29285 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
29286 -Wold-style-declaration.
29288 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
29290 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
29291 * cfgbuild.c (find_basic_blocks): Likewise.
29292 * cfgrtl.c (rtl_create_basic_block): Likewise.
29293 * function.c (temp_slots_at_level): Likewise.
29294 * reg-stack.c (stack_regs_mentioned): Likewise.
29295 * regclass.c (allocate_reg_info): Likewise.
29296 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
29297 set_bb_for_stmt, move_block_to_fn): Likewise.
29298 * tree-complex.c (tree_lower_complex): Likewise.
29299 * vec.h (VEC_safe_grow_cleared): New.
29301 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
29303 * c-common.c (c_common_nodes_and_builtins): Since variants of
29304 void_type_node get built before it is given a name, we need to
29305 give those variants the name, too.
29306 (complete_array_type): We need to work with the canonical main
29307 type of the array, from which we will build the qualified version.
29308 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
29309 * print-tree.c (print_node): Display canonical type information
29311 * stor-layout.c (layout_type): When we don't know the
29312 alignment of a type for which we're building an array, we end up
29313 guessing wrong, so make the type require structural equality.
29314 * tree.c (make_node_stat): When we build a new type, it is its
29315 own canonical type.
29316 (build_type_attribute_qual_variant): When building an attribute
29317 variant, its canonical type is the non-attribute variant. However,
29318 if the attributes are target-dependent and they differ, we need to
29319 use structural equality checks for this type.
29320 (build_qualified_type): A qualified type is not equivalent to its
29321 unqualified variant; set the canonical type appropriately.
29322 (build_distinct_type_copy): When building a distinct type from
29323 another type, the new type is its own canonical type.
29324 (build_variant_type_copy): When building a new type variant, we
29325 assume that it is equivalent to the original type.
29326 (build_pointer_type_for_mode): When building a pointer type, also
29327 build a canonical type pointer.
29328 (build_reference_type_for_mode): When building a reference type,
29329 also build a canonical type reference.
29330 (build_index_type): When we can't hash an index type (e.g.,
29331 because its maximum value is negative), the index type requires
29332 structural equality tests.
29333 (build_array_type): Build the canonical form of an array type.
29334 (build_function_type): Function types require structural equality,
29335 because they contain default arguments, attributes, etc.
29336 (build_method_type_directly): Ditto for method types.
29337 (build_offset_type): Build the canonical offset type.
29338 (build_complex_type): Build the canonical vector type.
29339 (make_vector_type): Build the canonical vector type.
29340 * tree.h (TYPE_CANONICAL): New.
29341 (TYPE_STRUCTURAL_EQUALITY_P): New.
29342 (SET_TYPE_STRUCTURAL_EQUALITY): New.
29343 (struct tree_type): Added "canonical" field.
29344 * params.h (VERIFY_CANONICAL_TYPES): New.
29345 * doc/c-tree.texi (TYPE_CANONICAL): Document.
29346 (TYPE_STRUCTURAL_EQUALITY_P): Document.
29347 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
29348 * doc/invoke.texi (verify-canonical-types): Document --param
29349 parameter for verifying canonical types.
29351 2007-01-02 Joseph Myers <joseph@codesourcery.com>
29353 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
29354 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
29355 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
29356 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
29358 * config/rs6000/e500.h: New.
29359 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
29360 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
29362 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
29363 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
29364 TARGET_E500_DOUBLE): Remove.
29365 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
29366 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
29367 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
29368 * config/rs6000/rs6000.c (rs6000_override_options): Use
29369 CHECK_E500_OPTIONS.
29371 2007-01-02 Joseph Myers <joseph@codesourcery.com>
29373 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
29374 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
29375 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
29376 rs6000_emit_cmove): Don't check TARGET_E500.
29377 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
29378 sordered): Don't check TARGET_E500.
29380 2007-01-01 Eric Christopher <echristo@apple.com>
29382 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
29383 HARD_REGISTER_NUM_P.
29385 2007-01-01 Roger Sayle <roger@eyesopen.com>
29387 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
29388 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
29389 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
29392 2007-01-01 Mike Stump <mrs@apple.com>
29394 * configure.ac: Remove support for building with Apple's gcc-3.1.
29396 2007-01-02 Joseph Myers <joseph@codesourcery.com>
29398 PR middle-end/30311
29399 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
29400 REG is a hard register. Do not modify REG before calling
29402 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
29403 multiple of the size of YMODE for certain lowpart cases.
29405 2007-01-01 Andrew Pinski <pinskia@gmail.com>
29407 PR middle-end/30253
29408 * gimplify (voidify_wrapper_expr): Update for
29409 GIMPLE_MODIFY_STMT.
29411 2007-01-01 Andreas Schwab <schwab@suse.de>
29414 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
29415 save of BR0 in extra_spill_size instead of spill_size.
29416 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
29418 (ia64_expand_epilogue): Restore BR0 from its new location.
29420 2007-01-01 Andrew Pinski <pinskia@gmail.com>
29422 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
29423 Use a temporary variable if the left hand side is not a gimple
29426 2007-01-01 Andrew Pinski <pinskia@gmail.com>
29428 * gimplify.c (gimplify_return_expr): Make the temporary variable
29429 for the return expression, a gimple register variable.
29431 2007-01-01 Jan Hubicka <jh@suse.cz>
29433 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
29436 2007-01-01 Mike Stump <mrs@apple.com>
29438 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
29440 * config/darwin.c (machopic_select_rtx_section): Use
29441 HAVE_GAS_LITERAL16.
29442 (darwin_mergeable_constant_section): Likewise.
29443 * configure: Regenerate.
29444 * config.in: Regenerate.
29446 2007-01-01 Jan Hubicka <jh@suse.cz>
29447 Andrew Pinski <pinskia@gmail.com>
29449 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
29450 before starting IPA passes.