1 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
2 Julian Brown <julian@codesourcery.com>
4 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
5 alternatives according to use of high and low regs.
6 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
7 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
8 optimizing for size on Thumb-2.
10 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
12 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
14 2010-04-15 Richard Guenther <rguenther@suse.de>
16 * tree-ssa-structalias.c (struct variable_info): Add
18 (new_var_info): Initialize it.
19 (dump_constraints): Support printing last added constraints.
20 (debug_constraints): Adjust.
21 (dump_constraint_graph): Likewise.
22 (make_heapvar_for): Check for NULL cfun.
23 (get_function_part_constraint): New function.
24 (get_fi_for_callee): Likewise.
25 (find_func_aliases): Properly implement IPA PTA constraints.
26 (process_ipa_clobber): New function.
27 (find_func_clobbers): Likewise.
28 (insert_into_field_list_sorted): Remove.
29 (create_function_info_for): Properly allocate vars for IPA mode.
30 Do not use insert_into_field_list_sorted.
31 (create_variable_info_for): Properly generate constraints for
32 global vars in IPA mode.
33 (dump_solution_for_var): Always dump the solution.
34 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
35 (find_what_var_points_to): Adjust.
36 (pt_solution_set): Change.
37 (pt_solution_ior_into): New function.
38 (pt_solution_empty_p): Export.
39 (pt_solution_includes_global): Adjust.
40 (pt_solution_includes_1): Likewise.
41 (pt_solutions_intersect_1): Likewise.
42 (dump_sa_points_to_info): Check some invariants.
43 (solve_constraints): Move constraint dumping ...
44 (compute_points_to_sets): ... here.
45 (ipa_pta_execute): ... and here.
46 (compute_may_aliases): Do not re-compute points-to info
47 locally if IPA info is available.
48 (ipa_escaped_pt): New global var.
49 (ipa_pta_execute): Properly implement IPA PTA.
50 * tree-into-ssa.c (dump_decl_set): Support dumping
51 decls not in referenced-vars.
52 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
53 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
54 (dump_points_to_solution): Likewise.
55 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
56 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
57 (remap_gimple_stmt): Reset call clobber/use information if
59 (copy_decl_to_var): Copy DECL_PT_UID.
60 (copy_result_decl_to_var): Likewise.
61 * tree.c (make_node_stat): Initialize DECL_PT_UID.
62 (copy_node_stat): Copy it.
63 * tree.h (DECL_PT_UID): New macro.
64 (SET_DECL_PT_UID): Likewise.
65 (DECL_PT_UID_SET_P): Likewise.
66 (struct tree_decl_minimal): Add pt_uid member.
67 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
68 (pt_solution_empty_p): Declare.
69 (pt_solution_set): Adjust.
70 (ipa_escaped_pt): Declare.
71 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
72 * gimple-pretty-print.c (pp_points_to_solution): New function.
73 (dump_gimple_call): Dump call clobber/use information.
74 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
75 * tree-pass.h (TDF_ALIAS): New dump option.
76 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
77 * doc/invoke.texi (-fipa-pta): Update documentation.
79 2010-04-15 Richard Guenther <rguenther@suse.de>
81 * Makefile.in (OBJS-common): Add gimple-fold.o.
82 (gimple-fold.o): New rule.
83 * tree.h (maybe_fold_offset_to_reference,
84 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
87 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
88 may_propagate_address_into_dereference): Move prototypes ...
90 * tree-ssa-ccp.c (get_symbol_constant_value,
91 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
92 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
93 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
94 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
95 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
96 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
97 gimplify_and_update_call_from_tree): Move ...
98 * gimple-fold.c: ... here. New file.
99 (ccp_fold_builtin): Rename to ...
100 (gimple_fold_builtin): ... this.
101 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
103 2010-04-15 Richard Guenther <rguenther@suse.de>
105 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
106 fit_double_type, force_fit_type_double, add_double_with_sign,
107 neg_double, mul_double_with_sign, lshift_double, rshift_double,
108 lrotate_double, rrotate_double, div_and_round_double): Move ...
109 * double-int.c: ... here.
110 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
111 add_double, neg_double, mul_double_with_sign, mul_double,
112 lshift_double, rshift_double, lrotate_double, rrotate_double,
113 div_and_round_double): Move prototypes ...
114 * double-int.h: ... here.
116 2010-04-15 Bernd Schmidt <bernd.schmidt@codesourcery.com>
119 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
120 matching constraints to ensure inputs match the output.
122 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
125 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
126 in an input-only operand.
128 2010-04-15 Anatoly Sokolov <aesok@post.ru>
130 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
131 (double_int_not, double_int_lshift, double_int_rshift): Declare.
132 (double_int_negative_p): Convert to static inline function.
133 * double-int.c (double_int_lshift, double_int_lshift): Add new function.
134 (double_int_negative_p): Remove.
135 * tree.h (lshift_double, rshift_double):
136 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
137 * fold-const.c (fold_convert_const_int_from_real,
138 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
139 (lshift_double): Change type of arith argument to bool.
140 (rshift_double): Change type of arith argument to bool. Correct
142 * expmed.c (mask_rtx, lshift_value): (Ditto.).
144 2010-04-14 Bernd Schmidt <bernd.schmidt@codesourcery.com>
147 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
148 at the start and end of the then/else blocks, and omit them from the
150 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
151 argument; all callers changed. Pass zero to old_insns_match_p instead.
152 (flow_find_head_matching_sequence): New function.
153 (old_insns_match_p): Check REG_EH_REGION notes for calls.
154 * basic-block.h (flow_find_cross_jump,
155 flow_find_head_matching_sequence): Declare functions.
157 2010-04-14 Jason Merrill <jason@redhat.com>
160 * c-common.c (attribute_takes_identifier_p): New fn.
161 * c-common.h: Declare it.
163 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
165 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
167 (*udivmod<mode>4): Ditto.
169 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
171 * config/i386/i386.md (maxmin_int): Rename code attribute from
172 maxminiprefix and update all users.
173 (maxmin_float): Ditto from maxminfprefix.
174 (logic): Ditto from logicprefix.
175 (absneg_mnemonic): Ditto from absnegprefix.
176 * config/i386/mmx.md: Update all users of maxminiprefix,
177 maxminfprefix and loficprefix for rename.
178 * config/i386/sse.md: Ditto.
179 * config/i386/sync.md (sync_<code><mode>): Update for
182 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
185 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
186 warnings converted to errors.
188 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
190 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
191 used insn_type variable.
192 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
193 to avoid set-but-not-used warning.
195 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
197 * df-core.c (df_ref_debug): Change format string placeholder
199 * dwarf2asm.c (dw2_asm_output_data_raw,
200 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
201 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
202 * dwarf2out.c (output_cfi, output_cfi_directive,
203 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
204 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
206 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
207 * print-rtl.c (print_rtx): Ditto.
209 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
212 * builtins.c (expand_builtin_pow_root): New function to expand pow
213 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
214 series of sqrt and cbrt calls under -ffast-math.
215 (expand_builtin_pow): Call it.
217 2010-04-14 Michael Matz <matz@suse.de>
219 PR tree-optimization/42963
220 * tree-cfg.c (touched_switch_bbs): New static variable.
221 (group_case_labels_stmt): New function broken out from ...
222 (group_case_labels): ... here, use the above.
223 (start_recording_case_labels): Allocate touched_switch_bbs.
224 (end_recording_case_labels): Deallocate it, call
225 group_case_labels_stmt.
226 (gimple_redirect_edge_and_branch): Remember index of affected BB.
228 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
230 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
233 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
235 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
237 2010-04-13 Jan Hubicka <jh@suse.cz>
239 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
240 of optimized out static functions.
241 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
242 cost computation. Also sanity check for overflows.
243 (update_caller_keys): Update cgraph_edge_badness call; properly
244 update fibheap and sanity check that it is up to date.
245 (add_new_edges_to_heap): Update cgraph_edge_badness.
246 (cgraph_decide_inlining_of_small_function): Likewise;
247 add sanity checking that badness in heap is up to date;
248 improve dumping of reason; Update badness of calls to the
249 offline copy of function currently inlined; dump badness
250 of functions not inlined because of unit growth limits.
252 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
255 * c-common.c (pointer_int_sum): Disregard overflow that occured only
256 because of sign-extension change when converting to sizetype here...
257 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
259 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
260 the folding to constants. Remove redundant final conversion.
261 (fold_binary) <associate>: Do not associate if the re-association of
262 constants alone overflows.
263 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
264 to the end of the list.
265 (multiple_of_p) <COND_EXPR>: New case.
267 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
269 * opt-functions.awk (opt_sanitized_name): New.
271 * optc-gen.awk: Use it
272 * opth-gen.awk: Use it.
274 2010-04-13 Martin Jambor <mjambor@suse.cz>
276 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
277 (sra_modify_assign): Delete stmts loading dead data even if racc has no
278 children. Call replace_uses_with_default_def_ssa_name to handle
281 2010-04-13 Michael Matz <matz@suse.de>
284 * builtins.c (expand_builtin_interclass_mathfn): Also create
285 a register if the predicate doesn't match.
287 2010-04-13 Diego Novillo <dnovillo@google.com>
289 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
290 * c-pch.c: Include timevar.h.
291 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
292 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
293 * ggc-common.c: Include timevar.h.
294 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
295 * timevar.def (TV_PCH_SAVE): Define.
296 (TV_PCH_CPP_SAVE): Define.
297 (TV_PCH_PTR_REALLOC): Define.
298 (TV_PCH_PTR_SORT): Define.
299 (TV_PCH_RESTORE): Define.
300 (TV_PCH_CPP_RESTORE): Define.
302 2010-04-13 Michael Matz <matz@suse.de>
304 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
306 (can_reassociate_p): New function.
307 (break_up_subtract_bb, reassociate_bb): Use it.
309 2010-04-13 Richard Guenther <rguenther@suse.de>
312 * builtins.c (c_readstr): Fix assert.
314 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
316 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
317 when generating cltd insn.
319 (*ashl<mode>3_1): Remove special handling for register operand 2.
320 (*ashlsi3_1_zext): Ditto.
322 (*ashlhi3_1_lea): Ditto.
324 (*ashlqi3_1_lea): Ditto.
325 (*<shiftrt_insn><mode>3_1): Ditto.
326 (*<shiftrt_insn>si3_1_zext): Ditto.
327 (*<shiftrt_insn>qi3_1_slp): Ditto.
328 (*<rotate_insn><mode>3_1): Ditto.
329 (*<rotate_insn>si3_1_zext): Ditto.
330 (*<rotate_insn>qi3_1_slp): Ditto.
332 2010-04-13 Richard Guenther <rguenther@suse.de>
334 * tree-ssa-structalias.c (callused_id): Remove.
335 (call_stmt_vars): New.
336 (get_call_vi): Likewise.
337 (lookup_call_use_vi): Likewise.
338 (lookup_call_clobber_vi): Likewise.
339 (get_call_use_vi): Likewise.
340 (get_call_clobber_vi): Likewise.
341 (make_transitive_closure_constraints): Likewise.
342 (handle_const_call): Adjust to do per-call call-used handling.
343 (handle_pure_call): Likewise.
344 (find_what_var_points_to): Remove general callused handling.
345 (init_base_vars): Likewise.
346 (init_alias_vars): Initialize call_stmt_vars.
347 (compute_points_to_sets): Process call-used and call-clobbered
348 vars for call statements.
349 (delete_points_to_sets): Free call_stmt_vars.
351 2010-04-13 Richard Guenther <rguenther@suse.de>
353 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
354 Only add RW dependence for dependence distance zero.
355 Adjust maximal vectorization factor according to dependences.
356 Move alignment handling ...
357 (vect_find_same_alignment_drs): ... here. New function.
358 (vect_analyze_data_ref_dependences): Adjust.
359 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
360 (vect_analyze_data_refs): Adjust minimal vectorization factor
361 according to data references.
362 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
363 dependences before determining the vectorization factor.
364 Analyze alignment after determining the vectorization factor.
365 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
366 dependences before alignment.
367 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
369 (vect_analyze_data_refs): Likewise.
370 (MAX_VECTORIZATION_FACTOR): New define.
372 2010-04-13 Duncan Sands <baldrick@free.fr>
374 * except.h (lang_eh_type_covers): Remove.
375 * except.c (lang_eh_type_covers): Likewise.
377 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
378 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
380 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
381 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
382 UNITS_PER_LONG where it is ABI relevant.
383 (s390_return_addr_rtx): Likewise.
384 (s390_back_chain_rtx): Likewise.
385 (s390_frame_area): Likewise.
386 (s390_frame_info): Likewise.
387 (s390_initial_elimination_offset): Likewise.
388 (save_gprs): Likewise.
389 (s390_emit_prologue): Likewise.
390 (s390_emit_epilogue): Likewise.
391 (s390_function_arg_advance): Likewise.
392 (s390_function_arg): Likewise.
393 (s390_va_start): Likewise.
394 (s390_gimplify_va_arg): Likewise.
395 (s390_function_profiler): Likewise.
396 (s390_optimize_prologue): Likewise.
397 (s390_rtx_costs): Likewise.
398 (s390_secondary_reload): Likewise.
399 (s390_promote_function_mode): Likewise.
400 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
401 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
403 (s390_unwind_word_mode): New function.
404 (s390_function_value): Split 64 bit values into register pair if
405 used as return value.
406 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
407 function call parameters. Handle parallels.
408 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
409 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
410 (DWARF_CIE_DATA_ALIGNMENT): New macro.
411 (s390_expand_setmem): Remove unused variable src_addr.
412 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
413 deal with 64 bit registers.
414 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
415 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
416 (UNITS_PER_LONG): New macro.
417 * libjava/include/s390-signal.h: Define extended ucontext
418 structure containing the upper halfs of the 64 bit registers.
420 2010-04-13 Simon Baldwin <simonb@google.com>
422 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
424 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
426 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
427 rvalue on the RHS if the LHS is of a non-renamable type.
428 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
430 2010-04-13 Matthias Klose <doko@ubuntu.com>
432 * gcc.c (cc1_options): Handle -iplugindir before processing
433 the cc1 spec. Only add -iplugindir once.
434 (cpp_unique_options): Add -iplugindir option if -fplugin* options
436 * common.opt (iplugindir): Remove `Separate' property, initialize.
437 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
439 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
440 (distclean): Remove plugin dir.
441 * doc/invoke.texi: Document -iplugindir.
443 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
445 * doc/plugins.texi (Loading Plugins): Document short
447 (Plugin API): Mention default_plugin_dir_name function.
449 * gcc.c (find_file_spec_function): Add new declaration.
450 (static_spec_func): Use it for "find-file".
451 (find_file_spec_function): Add new function.
452 (cc1_options): Add -iplugindir option if -fplugin* options found.
454 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
456 * plugin.c (add_new_plugin): Updated comment, and handle short
458 (default_plugin_dir_name): Added new function.
460 * common.opt (iplugindir): New option to set the plugin directory.
462 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
464 * config/i386/i386.md (any_rotate): New code iterator.
465 (rotate_insn): New code attribute.
467 (SWIM124): New mode iterator.
468 (<rotate_insn>ti3): New expander.
469 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
470 any_rotate code iterator.
471 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
472 using any_rotate code iterator and SWIM124 mode iterator.
473 (ix86_rotlti3): New insn_and_split pattern.
474 (ix86_rotrti3): Ditto.
475 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
476 ix86_rotl{di,ti}3 patterns.
477 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
478 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
479 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
480 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
481 code iterator and SWI mode iterator.
482 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
483 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
485 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
486 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
487 (bswap rotatert splitter): Add splitter.
488 (bswap splitter): Macroize splitter using any_rotate code iterator.
489 Add insn predicate to split only for TARGET_USE_XCHGB or when
490 optimizing function for size.
492 2010-04-12 Steve Ellcey <sje@cup.hp.com>
494 * config/pa/pa.c (emit_move_sequence): Remove use of
495 deleted variable flag_argument_noalias.
497 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
499 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
501 Add to unsupported targets list.
502 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
503 sparc*-sun-solaris2.[567]* from target lists.
504 * configure: Regenerate.
505 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
507 Remove Solaris 7 patch references.
508 (Specific, sparc-sun-solaris2.7): Removed.
509 (sparc-sun-solaris2*): Update Solaris 7 example.
510 (sparc64-*-solaris2*): Likewise.
512 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
514 * config.build (alpha*-dec-osf4*): Remove.
515 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
516 of obsolete configurations.
517 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
519 * config/alpha/t-osf4: Renamed to ...
520 * config/alpha/t-osf5: ... this.
521 * config/alpha/osf.h: Renamed to ...
522 * config/alpha/osf5.h: ... this.
523 Merged old osf5.h contents.
525 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
526 (EXTRA_SPECS): Removed.
527 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
528 reflect removal of Tru64 UNIX V4.0/V5.0 support.
531 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
533 * doc/contrib.texi (Contributors, Rainer Orth): Update.
535 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
538 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
539 __thiscall convention.
541 2010-04-12 Steve Ellcey <sje@cup.hp.com>
543 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
545 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
547 2010-04-12 Steve Ellcey <sje@cup.hp.com>
549 * function.c (assign_parms_initialize_all): Add unused attribute
552 2010-04-12 Richard Guenther <rguenther@suse.de>
554 * gsstruct.def (GSS_CALL): New.
555 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
556 * gimple.h: Include tree-ssa-alias.h.
557 (struct gimple_statement_call): New.
558 (union gimple_statement_struct_d): Add gimple_call member.
559 (gimple_call_reset_alias_info): Declare.
560 (gimple_call_use_set): New function.
561 (gimple_call_clobber_set): Likewise.
562 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
563 * gimple.c (gimple_call_reset_alias_info): New function.
564 (gimple_build_call_1): Call it.
565 * lto-streamer-in.c (input_gimple_stmt): Likewise.
566 * tree-inline.c (remap_gimple_stmt): Likewise.
567 (expand_call_inline): Remove callused handling.
568 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
569 * tree-dfa.c (dump_variable): Likewise.
570 * tree-parloops.c (parallelize_loops): Likewise.
571 * tree-ssa.c (init_tree_ssa): Likewise.
572 (delete_tree_ssa): Likewise.
573 * tree-flow-inline.h (is_call_used): Remove.
574 * tree-flow.h (struct gimple_df): Remove callused member.
575 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
576 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
577 (ref_maybe_used_by_call_p_1): Simplify.
578 (call_may_clobber_ref_p_1): Likewise.
579 * tree-ssa-structalias.c (compute_points_to_sets): Set
580 the call stmt used and clobbered sets.
581 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
582 (find_tail_calls): Verify the tail call.
584 2010-04-12 Richard Guenther <rguenther@suse.de>
586 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
587 single-iteration always-inline inlining.
588 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
589 (cgraph_decide_inlining): Do not handle always-inline specially.
590 (try_inline): Remove always-inline cycle detection special case.
591 Do not recurse on always-inlines.
592 (cgraph_early_inlining): Do not iterate if not optimizing.
593 (cgraph_gate_early_inlining): remove.
594 (pass_early_inline): Run unconditionally.
595 (gate_cgraph_decide_inlining): New function.
596 (pass_ipa_inline): Use it. Do not run the IPA inliner if
597 not inlining or optimizing.
598 (cgraph_decide_inlining_of_small_functions): Also consider
599 always-inline functions.
600 (cgraph_default_inline_p): Return true for nodes which should
601 disregard inline limits.
602 (estimate_function_body_sizes): Assume zero size and time for
603 nodes which are marked as disregarding inline limits.
604 (cgraph_decide_recursive_inlining): Do not perform recursive
605 inlining on always-inline nodes.
607 2010-04-12 Jakub Jelinek <jakub@redhat.com>
610 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
611 for exprs satisfying handled_component_p.
613 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
615 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
616 non-constant aggregate elements.
618 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
619 is a real initialization.
621 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
624 * c-decl.c (start_function): Move forward check for nested function.
626 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
628 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
629 * config/sh/sh.c: Include reload.h.
630 (sh_legitimize_reload_address): New.
631 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
632 sh_legitimize_reload_address.
634 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
636 * config/sh/sh.md (*movqi_pop): New insn pattern.
637 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
639 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
641 * config/i386/i386.md (any_shiftrt): New code iterator.
642 (shiftrt_insn): New code attribute.
644 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
645 using any_shiftrt code iterator.
646 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
647 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
648 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
649 pattern from corresponding peephole2 patterns.
650 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
651 using any_shiftrt code iterator.
652 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
653 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
654 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
655 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
656 *{ashr,lshr}<mode>3_cmp_zext.
657 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
659 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
661 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
663 (*lshr<mode>3_cconly): Ditto.
665 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
667 * config/i386/i386.md (lshr<mode>3): Macroize expander from
668 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
669 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
670 pattern from *lshr{di,ti}3_1 and corresponding splitters using
672 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
673 from corresponding peephole2 patterns.
674 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
675 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
676 and *lshrdi3_1_rex64 using SWI mode iterator.
677 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
678 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
679 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
680 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
681 and *lshrdi3_cmp_rex64 using SWI mode iterator.
682 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
683 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
684 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
685 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
688 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
690 * config/i386/i386.md (ashr<mode>3): Macroize expander from
691 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
692 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
693 pattern from *ashr{di,ti}3_1 and corresponding splitters using
695 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
696 from corresponding peephole2 patterns.
697 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
698 (ashrsi3_cvt): Rename from ashrsi3_31.
699 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
700 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
701 and x86_64_shift_adj_3 using SWI48 mode iterator.
702 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
703 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
704 and *ashrdi3_1_rex64 using SWI mode iterator.
705 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
706 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
707 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
708 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
709 and *ashrdi3_cmp_rex64 using SWI mode iterator.
710 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
711 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
712 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
713 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
715 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
716 * config/i386/i386.c (ix86_split_ashr): Update for renamed
717 x86_shift<mode>_adj_3 expanders.
719 2010-04-10 Wei Guozhi <carrot@google.com>
722 * config/arm/arm.c (arm_pic_static_addr): New function.
723 (legitimize_pic_address): Call arm_pic_static_addr when it detects
725 (arm_output_addr_const_extra): Output expression for new pattern.
726 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
728 2010-04-10 Bernd Schmidt <bernd.schmidt@codesourcery.com>
730 * ira-costs.c (record_reg_classes): Ignore alternatives that are
733 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
734 * web.c: Include "insn-config.h" and "recog.h".
735 (union_match_dups): New function.
737 (union_defs): Don't try to recognize match_dups.
739 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
740 if doing so would replace the entire pattern.
742 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
746 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
747 and splitter pattern. Change splitter operand 1 predicate to
750 2010-04-09 Martin Jambor <mjambor@suse.cz>
752 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
753 lattices are addresses of CONST_DECLs with the same initial value.
754 (ipcp_print_all_lattices): Print values of CONST_DECLs.
755 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
757 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
758 Bernd Schmidt <bernd.schmidt@codesourcery.com>
760 * loop-invariant.c (replace_uses): New static function.
761 (move_invariant_reg): Use it to ensure we can replace the uses.
763 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
765 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
767 (picochip_override_options): Enable section anchors only above -O1.
768 (picochip_reorg): Fixed a couple of build warnings.
770 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
772 * configure.ac (plugin -rdynamic test): Log result.
773 * configure: Regenerate.
774 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
775 (RDYNAMIC_SPEC): Define.
776 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
778 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
780 * configure.ac: Determine Sun ld version numbers.
781 (comdat_group): Restrict GNU ld version checks to gld.
782 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
783 (enable_comdat): Support --enable-comdat.
784 * configure: Regenerate.
785 * doc/install.texi (Configuration): Document --enable-comdat.
787 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
789 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
790 * config/sol2-gld.h: ... here.
791 * config.gcc (sparc*-*-solaris2*): Reflect this.
792 (i[34567]86-*-solaris2*): Use it.
794 2010-04-09 Steve Ellcey <sje@cup.hp.com>
796 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
798 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
800 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
803 * diagnostic.c (diagnostic_initialize): Initialize
804 some_warnings_are_errors.
805 (diagnostic_finish): New.
806 (diagnostic_action_after_output): Call it before exiting.
807 (diagnostic_report_diagnostic): Do not print message here. Set
808 some_warnings_are_errors.
809 * diagnostic.h (diagnostic_context): Delete
810 issue_warnings_are_errors_message. Add some_warnings_are_errors.
811 (diagnostic_finish): Declare.
812 * toplev.c (toplev_main): Call it before exit.
814 2010-04-09 Jason Merrill <jason@redhat.com>
817 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
821 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
822 based on a warning flag.
824 2010-04-09 Richard Guenther <rguenther@suse.de>
826 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
828 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
831 * varasm.c (default_assemble_visibility): Wrap vars that are
832 set, but unused, by targets without GAS.
833 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
834 Remove set, but unused, vars.
835 (rs6000_legitimize_tls_address): Likewise.
836 (altivec_expand_dst_builtin): Likewise.
837 * config/darwin.c (machopic_classify_symbol): Likewise.
838 (machopic_indirection_name): Likewise.
840 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
842 * config/i386/i386.md (DWI): New mode iterator.
843 (S): New mode attribute.
844 (shift_operand): Ditto.
845 (shift_immediate_operand): Ditto.
846 (ashl_input_operand): Ditto.
847 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
848 using SDWIM mode iterator.
849 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
850 pattern from *ashl{di,ti}3_1 and corresponding splitters using
852 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
853 from corresponding peephole2 patterns.
854 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
855 and x86_64_shift_adj_1 using SWI48 mode iterator.
856 (x86_shift<mode>_adj_2): Ditto.
857 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
858 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
859 using SWI48 mode iterator.
860 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
861 *ashldi3_cmp_rex64 using SWI mode iterator.
862 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
863 *ashldi3_cconly_rex64 using SWI mode iterator.
864 * config/i386/i386.c (ix86_split_ashl): Update for renamed
865 x86_shift<mode>_adj_{1,2}.
866 (ix86_split_ashr): Ditto.
867 (ix86_split_lshr): Ditto.
869 2010-04-09 Richard Guenther <rguenther@suse.de>
871 * target.h (builtin_conversion): Pass in input and output types.
872 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
873 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
874 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
875 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
877 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
879 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
881 2010-04-09 Richard Guenther <rguenther@suse.de>
884 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
886 2010-04-09 Richard Guenther <rguenther@suse.de>
888 * tree-vectorizer.h (struct _stmt_vec_info): Document
889 that vectype is the type of the LHS.
890 (supportable_widening_operation, supportable_narrowing_operation):
891 Get both input and output vector types as arguments.
892 (vect_is_simple_use_1): Declare.
893 (get_same_sized_vectype): Likewise.
894 * tree-vect-loop.c (vect_determine_vectorization_factor):
895 Set STMT_VINFO_VECTYPE to the vector type of the def.
896 (vectorizable_reduction): Adjust.
897 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
898 Adjust. Specify the output vector type.
899 (vect_pattern_recog_1): Adjust.
900 * tree-vect-stmts.c (get_same_sized_vectype): New function.
901 (vectorizable_call): Adjust.
902 (vectorizable_conversion): Likewise.
903 (vectorizable_operation): Likewise.
904 (vectorizable_type_demotion): Likewise.
905 (vectorizable_type_promotion): Likewise.
906 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
908 (vect_is_simple_use_1): New function.
909 (supportable_widening_operation): Get both input and output
911 (supportable_narrowing_operation): Likewise.
912 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
914 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
916 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
917 __thiscall and _thiscall as predefined macros.
918 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
919 thiscall attribute handling.
920 (ix86_comp_type_attributes): Likewise.
921 (ix86_function_regparm): Likewise.
922 (ix86_return_pops_args): Likewise.
923 (init_cumulative_args): Likewise.
924 (find_drap_reg): Likewise.
925 (ix86_static_chain): Likewise.
926 (x86_this_parameter): Likewise.
927 (x86_output_mi_thunk): Likewise.
928 (ix86_attribute_table): Add description for thiscall attribute.
929 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
930 * doc/extend.texi: Add documentation for thiscall.
932 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
935 * c.opt (Wint-to-pointer-cast): Available in C++.
936 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
938 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
940 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
941 * calls.c (expand_call): Pass the function type to aggregate_value_p.
942 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
943 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
944 function type instead. Reorder and simplify checks.
946 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
948 2010-04-08 Jing Yu <jingyu@google.com>
949 Zdenek Dvorak <ook@ucw.cz>
951 PR tree-optimization/42720
952 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
953 loop unswitch conditions here from ...
954 (tree_unswitch_single_loop): ... here.
956 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
958 * tree-if-conv.c: Fix comments and simplify logic.
960 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
962 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
963 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
964 (main_tree_if_conversion): Update call to tree_if_conversion.
966 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
969 * doc/invoke.texi (-b,-V): Delete.
970 * doc/tm.texi: Do not mention -b.
971 * gcc.c (display_help): Delete -b and -V.
972 (process_command): Delete -b and -V.
973 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
975 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
976 Wolfgang Gellerich <gellerich@de.ibm.com>
978 Implement target hook for loop unrolling
979 * target.h (loop_unroll_adjust): Add a new target hook function.
980 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
981 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
982 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
983 (s390_loop_unroll_adjust): Implement the new target hook for s390.
984 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
986 (decide_unroll_stupid): Likewise.
988 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
991 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
993 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
995 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
996 (Specific, *-*-solaris2*): Likewise.
997 Don't prefer Sun as over GNU as.
999 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
1001 * config/s390/s390.c (override_options): Adjust the z10
1002 defaults for max-unroll-times, max-completely-peeled-insns
1003 and max-completely-peel-times.
1005 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1007 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
1008 instructions for z10.
1009 (s390_expand_setmem): Likewise.
1010 (s390_expand_cmpmem): Likewise.
1012 2010-04-08 Richard Guenther <rguenther@suse.de>
1014 PR tree-optimization/43679
1015 * tree-ssa-pre.c (eliminate): Only propagate copies.
1017 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1020 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
1021 set but not used variable warning.
1023 2010-04-08 Wei Guozhi <carrot@google.com>
1026 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
1027 (arm_size_rtx_costs): Call the new function when optimized for size.
1029 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1032 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
1033 op0 is not a MEM, just return NULL instead of assertion
1035 (discover_nonconstant_array_refs): Don't walk debug stmts.
1037 2010-04-08 Doug Kwan <dougkwan@google.com>
1039 * configure.ac: Recognize gold and do not use its version number
1040 to test ld features.
1041 * configure: Regenerate.
1043 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
1046 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
1047 (negate_value): Move code to push elements to broken_up_substracts ...
1048 (eliminate_plus_minus_pair): ... here. Push operands that have no
1049 negative pair to plus_negates.
1050 (repropagate_negates, init_reassoc, fini_reassoc): Update.
1052 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1054 * doc/install.texi (Configuration): Move description of
1055 --enable-lto, --with-libelf*, --enable-gold from Java section to
1058 * doc/generic.texi (Working with declarations)
1059 (Function Properties, C and C++ Trees): Fix typos.
1060 * doc/sourcebuild.texi (Top Level): Likewise.
1062 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1065 * tree.h (DECL_READ_P): Define.
1066 (struct tree_decl_common): Add decl_read_flag.
1067 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
1068 a set but not used warning.
1069 (merge_decls): Merge DECL_READ_P flag.
1070 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
1071 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
1072 * c-common.c (handle_used_attribute, handle_unused_attribute):
1074 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
1076 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
1078 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
1079 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
1080 c_parser_binary_expression, c_parser_cast_expression,
1081 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
1082 Call default_function_array_read_conversion instead of
1083 default_function_array_conversion where needed.
1084 (c_parser_unary_expression, c_parser_conditional_expression,
1085 c_parser_postfix_expression_after_primary, c_parser_initelt):
1086 Likewise. Call mark_exp_read where needed.
1087 (c_parser_statement_after_labels, c_parser_asm_operands,
1088 c_parser_typeof_specifier, c_parser_sizeof_expression,
1089 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
1091 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
1093 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
1094 (warn_unused_but_set_parameter): Default to warn_unused
1096 * doc/invoke.texi: Document -Wunused-but-set-variable and
1097 -Wunused-but-set-parameter.
1099 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
1100 used count variable.
1101 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
1102 when operandN variables aren't used in the body of the expander
1104 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
1105 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
1106 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
1107 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
1108 FOR_EACH_IMM_USE_ON_STMT): Likewise.
1109 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
1110 * tree.c (PROCESS_ARG): Likewise.
1112 2010-04-07 Simon Baldwin <simonb@google.com>
1114 * diagnostic.h (diagnostic_override_option_index): New macro to
1115 set a diagnostic's option_index.
1116 * c-tree.h (c_cpp_error): Add warning reason argument.
1117 * opts.c (_warning_as_error_callback): New.
1118 (register_warning_as_error_callback): Store callback for
1119 warnings enabled via enable_warning_as_error.
1120 (enable_warning_as_error): Call callback, minor code tidy.
1121 * opts.h (register_warning_as_error_callback): Declare.
1122 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
1123 response to -Werror=.
1124 (c_common_init_options): Register warning_as_error_callback in opts.c.
1125 * common.opt: Add -Wno-cpp option.
1126 * c-common.c (struct reason_option_codes_t): Map cpp warning
1127 reason codes to gcc option indexes.
1128 * (c_option_controlling_cpp_error): New function, lookup the gcc
1129 option index for a cpp warning reason code.
1130 * (c_cpp_error): Add warning reason argument, call
1131 c_option_controlling_cpp_error for diagnostic_override_option_index.
1132 * doc/invoke.texi: Document -Wno-cpp.
1134 2010-04-07 Richard Guenther <rguenther@suse.de>
1136 * ipa-reference.c (mark_load): Use get_base_address.
1137 (mark_store): Likewise.
1139 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
1140 inserting GIMPLE_NOPs into the IL.
1141 * tree-ssa-structalias.c (get_constraint_for_component_ref):
1142 Explicitly strip handled components and indirect references.
1144 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
1145 folding address expressions.
1146 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
1147 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
1148 operand_equal_p to compare decls.
1149 (ptr_deref_may_alias_decl_p): Likewise.
1150 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
1151 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
1152 Handle reversed comparison ops.
1153 * tree-sra.c (asm_visit_addr): Use get_base_address.
1154 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
1155 * ipa-reference.c (mark_address): Use get_base_address.
1157 2010-04-07 Richard Guenther <rguenther@suse.de>
1159 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
1160 Propagate constants everywhere.
1162 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1165 * tree.c (MAX_INT_CACHED_PREC): Define.
1166 (nonstandard_integer_type_cache): New array.
1167 (build_nonstandard_integer_type): Cache results for precision
1168 <= MAX_INT_CACHED_PREC.
1170 2010-04-07 Richard Guenther <rguenther@suse.de>
1172 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
1173 -fargument-noalias-global, -fargument-noalias-anything): Remove.
1174 * common.opt: Likewise.
1175 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
1176 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
1177 (nonoverlapping_memrefs_p): Likewise.
1178 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
1179 * opts.c (common_handle_option): Handle OPT_fargument_alias,
1180 OPT_fargument_noalias, OPT_fargument_noalias_anything and
1181 OPT_fargument_noalias_global for backward compatibility.
1183 2010-04-07 Richard Guenther <rguenther@suse.de>
1185 PR tree-optimization/43270
1186 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
1187 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
1188 * tree-ssa-pre.c (phi_translate_1): Adjust.
1189 (fully_constant_expression): Split out vn_reference handling to ...
1190 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
1191 Fold reads from constant strings.
1192 (vn_reference_lookup): Handle fully constant references.
1193 (vn_reference_lookup_pieces): Likewise.
1194 * Makefile.in (expmed.o-warn): Add -Wno-error.
1196 2010-04-07 Martin Jambor <mjambor@suse.cz>
1198 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
1200 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
1203 * gcc.c: Add -static-libstdc++ to list of recognized options.
1205 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1207 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
1209 2010-04-07 Richard Guenther <rguenther@suse.de>
1212 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
1213 bases build simple mem attributes to retain points-to information.
1215 2010-04-07 Richard Guenther <rguenther@suse.de>
1218 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
1219 preserve points-to related information.
1221 2010-04-07 Richard Guenther <rguenther@suse.de>
1224 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
1225 discard plain indirect references.
1226 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
1227 * tree.c (tree_nop_conversion): Likewise.
1229 2010-04-07 Dodji Seketeli <dodji@redhat.com>
1232 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
1234 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
1236 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
1237 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
1239 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1241 * tree-if-conv.c: Fix indentation and comments.
1243 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1245 * tree-if-conv.c: Sort static functions in topological order.
1247 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1249 * tree-if-conv.c: Fix indentation and comments.
1251 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1254 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
1255 lang_hooks.types.type_for_size instead of
1256 build_nonstandard_integer_type.
1257 When converting an unsigned type to signed, double its precision.
1258 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
1259 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
1260 (graphite_create_new_loop_guard): When ub + 1 wraps around,
1263 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1266 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
1267 POINTER_PLUS_EXPR for pointer types.
1269 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1272 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
1273 * graphite-clast-to-gimple.c: Include langhooks.h.
1274 (max_signed_precision_type): New.
1275 (max_precision_type): Takes two types as arguments.
1276 (precision_for_value): New.
1277 (precision_for_interval): New.
1278 (gcc_type_for_interval): New.
1279 (gcc_type_for_value): New.
1280 (gcc_type_for_clast_term): New.
1281 (gcc_type_for_clast_red): New.
1282 (gcc_type_for_clast_bin): New.
1283 (gcc_type_for_clast_expr): Split up into several functions.
1284 (gcc_type_for_clast_eq): Rewritten.
1285 (compute_bounds_for_level): New.
1286 (compute_type_for_level_1): New.
1287 (compute_type_for_level): New.
1288 (gcc_type_for_cloog_iv): Removed.
1289 (gcc_type_for_iv_of_clast_loop): Rewritten.
1290 (graphite_create_new_loop): Compute the lower and upper bound types
1291 with gcc_type_for_clast_expr.
1292 (graphite_create_new_loop_guard): Same.
1293 (find_cloog_iv_in_expr): Removed.
1294 (compute_cloog_iv_types_1): Removed.
1295 (compute_cloog_iv_types): Removed.
1296 (gloog): Do not call compute_cloog_iv_types.
1297 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
1299 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
1300 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
1301 (GBB_CLOOG_IV_TYPES): Removed.
1303 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1305 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
1306 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
1307 (detect_commutative_reduction): Same.
1309 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1311 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
1312 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
1314 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
1315 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
1316 (rewrite_commutative_reductions_out_of_ssa): Same.
1317 * passes.c (execute_function_todo): Call verify_ssa for every pass
1318 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
1319 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
1320 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
1321 with an extra argument.
1322 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
1323 verify_ssa only when the extra argument is true.
1324 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
1325 with an extra argument.
1326 (tree_transform_and_unroll_loop): Same.
1328 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1330 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
1331 for all the passes of the LNO having LOOP_CLOSED_SSA.
1332 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
1333 * tree-loop-distribution.c (pass_loop_distribution): Same.
1334 * tree-pass.h (TODO_verify_loops): Removed.
1335 * tree-ssa-loop.c (pass_tree_loop_init): Same.
1337 (pass_tree_unswitch): Same.
1338 (pass_predcom): Same.
1339 (pass_vectorize): Same.
1340 (pass_linear_transform): Same.
1341 (pass_graphite_transforms): Same.
1342 (pass_iv_canon): Same.
1343 (pass_complete_unroll): Same.
1344 (pass_complete_unrolli): Same.
1345 (pass_parallelize_loops): Same.
1346 (pass_loop_prefetch): Same.
1347 (pass_iv_optimize): Same.
1349 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
1352 * passes.c (init_optimization_passes): Move pass_lim before
1353 pass_copy_prop and pass_dce_loop.
1355 2010-04-06 Jakub Jelinek <jakub@redhat.com>
1358 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
1359 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
1360 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
1361 MULTI_* defines for 4 argument vpermil2p* builtins.
1363 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
1365 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
1366 * config/i386/i386.c (x86_maybe_negate_const_int): New.
1367 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
1368 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
1369 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
1370 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
1371 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
1372 Use x86_maybe_negate_const_int to output insn mnemonic.
1373 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
1374 check from instruction predicate. Update comments.
1375 * config/i386/sync.md (sync_add<mode>): Use
1376 x86_maybe_negate_const_int to output insn mnemonic.
1378 2010-04-06 Jan Hubicka <jh@suse.cz>
1380 PR tree-optimization/42906
1381 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
1382 IGNORE_SELF argument. Set visited_control_parents for fully
1384 (find_obviously_necessary_stmts): Update call of
1385 mark_control_dependent_edges_necessary.
1386 (propagate_necessity): Likewise. Handle PHI edges more curefully.
1388 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
1390 * config/i386/i386.md: Remove comment about 'e' and 'E'
1393 2010-04-06 Richard Guenther <rguenther@suse.de>
1395 PR tree-optimization/43627
1396 * tree-vrp.c (extract_range_from_unary_expr): Widenings
1397 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
1400 2010-04-06 Jakub Jelinek <jakub@redhat.com>
1402 * BASE-VER: Change to 4.6.0.
1405 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
1408 2010-04-06 Richard Guenther <rguenther@suse.de>
1411 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
1413 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1415 * doc/invoke.texi (Optimize Options): Document that LTO
1416 won't remove object access purely due to incompatible
1419 2010-04-04 Matthias Klose <doko@ubuntu.com>
1421 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
1422 Initialize variable.
1424 2010-04-03 Richard Guenther <rguenther@suse.de>
1427 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
1428 require a non-NULL MEM_OFFSET.
1430 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
1432 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
1433 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
1434 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
1435 config/alpha/predicates.md, config/arm/arm.md,
1436 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
1437 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
1438 config/darwin9.h, config/darwin.c, config/darwin.h,
1439 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
1440 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
1441 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
1442 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
1443 config/mips/mips.md, config/mn10300/mn10300.c,
1444 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
1445 config/rs6000/aix.h, config/rs6000/dfp.md,
1446 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
1447 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
1448 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
1449 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
1450 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
1451 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
1452 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
1453 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
1454 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
1455 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
1456 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
1457 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
1458 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
1459 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
1460 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
1461 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
1462 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
1463 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
1464 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
1465 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
1466 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
1467 opt-functions.awk, opth-gen.awk, params.def, passes.c,
1468 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
1469 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
1470 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
1471 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
1472 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
1473 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
1474 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
1475 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
1476 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
1477 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
1478 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
1479 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
1480 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
1481 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
1483 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1486 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
1487 * aclocal.m4: Regenerate.
1489 2010-04-02 Richard Guenther <rguenther@suse.de>
1491 PR tree-optimization/43629
1492 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
1493 if we have seen a constant value.
1495 2010-04-02 Joseph Myers <joseph@codesourcery.com>
1497 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
1499 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
1502 * arm.c (legitimize_tls_address): Adjust call to
1503 gen_tls_load_dot_plus_four.
1504 (arm_note_pic_base): New function.
1505 (arm_cannot_copy_insn_p): Use it.
1506 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
1509 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1514 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1516 * Makefile.in ($(out_object_file)): Depend on
1517 gt-$(basename $(notdir $(out_file))).h.
1519 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
1521 * config.gcc (lm32-*-rtems*): Add t-lm32.
1523 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
1525 * config.gcc: Add lm32-*-rtems*.
1526 * config/lm32/rtems.h: New file.
1528 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
1531 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
1533 2010-04-01 Jakub Jelinek <jakub@redhat.com>
1535 * dwarf2out.c (output_compilation_unit_header): For
1536 -gdwarf-4 use version 4 instead of version 3.
1537 (output_line_info): For version 4 and above emit additional
1538 maximum ops per insn header field.
1539 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
1541 * dwarf2out.c (is_c_family, is_java): Remove.
1542 (lower_bound_default): New function.
1543 (add_bound_info, gen_descr_array_type_die): Use it.
1545 2010-04-01 Dodji Seketeli <dodji@redhat.com>
1548 * dwarf2out.c (gen_variable_die): Allow debug info for variable
1549 re-declaration when it happens in a function.
1551 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
1553 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
1554 (cgraph_remove_function_insertion_hook): Same.
1555 (cgraph_call_function_insertion_hooks): Same.
1557 2010-04-01 Richard Guenther <rguenther@suse.de>
1560 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
1561 and TREE_THIS_VOLATILE.
1562 (copy_ref_info): Likewise.
1563 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
1564 * tree.c (build6_stat): Ignore side-effects of all but arg5
1565 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
1568 2010-04-01 Richard Guenther <rguenther@suse.de>
1570 PR tree-optimization/43607
1571 * ipa-type-escape.c (check_call): Do not access non-existing
1574 2010-04-01 Richard Guenther <rguenther@suse.de>
1578 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
1579 Jack Howarth <howarth@bromo.med.uc.edu>
1581 * tree-profile.c (tree_init_ic_make_global_vars): Make static
1584 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1586 * doc/install.texi (Prerequisites): Document libelf usability on
1587 IRIX 5/6 and Solaris 2.
1588 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
1589 Update GNU as, GNU ld requirements.
1590 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
1591 Document Sun Studio compiler download.
1592 Update and simplify as, ld recommendations.
1593 (Specific, *-*-solaris2.7): Note obsoletion, removal.
1595 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1597 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
1598 with_tune_32 to pentium4.
1600 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
1602 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
1604 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1606 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
1607 obsoletion, removal.
1609 Document GNU as requirement.
1610 Update configure requirements.
1611 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
1612 Recomment IRIX 6.5.18+.
1613 Document IDF/IDL requirement.
1614 Document GNU as requirement.
1615 Document GNU ld bootstrap failure.
1616 Remove freeware.sgi.com reference.
1618 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1620 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
1621 UNIX V4.0, V5.0 obsoletion, removal.
1622 Remove --with-gc=simple reference.
1623 Update VM requirements during bootstrap.
1624 Remove -oldas bootstrap description.
1625 Update binutils reference.
1626 Remove comparison failure note.
1628 2010-03-31 Richard Guenther <rguenther@suse.de>
1629 Zdenek Dvorak <ook@ucw.cz>
1630 Sebastian Pop <sebastian.pop@amd.com>
1633 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
1634 with multiple arguments.
1635 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
1637 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1639 * graphite-dependences.c (print_pddr): Call print_pdr with an
1641 * graphite-poly.c (debug_pdr): Add an extra argument for the
1644 (print_pbb_domain): Same.
1646 (print_scop_context): Same.
1648 (print_cloog): Same.
1649 (debug_pbb_domain): Same.
1653 (debug_scop_context): Same.
1655 (debug_cloog): Same.
1656 (print_scop_params): Same.
1657 (debug_scop_params): Same.
1658 (print_iteration_domain): Same.
1659 (print_iteration_domains): Same.
1660 (debug_iteration_domain): Same.
1661 (debug_iteration_domains): Same.
1662 (print_scattering_function): Same.
1663 (print_scattering_functions): Same.
1664 (debug_scattering_function): Same.
1665 (debug_scattering_functions): Same.
1666 * graphite-poly.h (debug_pdr): Update declaration.
1668 (print_pbb_domain): Same.
1670 (print_scop_context): Same.
1672 (print_cloog): Same.
1673 (debug_pbb_domain): Same.
1677 (debug_scop_context): Same.
1679 (debug_cloog): Same.
1680 (print_scop_params): Same.
1681 (debug_scop_params): Same.
1682 (print_iteration_domain): Same.
1683 (print_iteration_domains): Same.
1684 (debug_iteration_domain): Same.
1685 (debug_iteration_domains): Same.
1686 (print_scattering_function): Same.
1687 (print_scattering_functions): Same.
1688 (debug_scattering_function): Same.
1689 (debug_scattering_functions): Same.
1691 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1693 * graphite-poly.c (print_scattering_function_1): New.
1694 (print_scattering_function): Call it.
1695 (print_scop_params): Remove spaces at the end of lines.
1698 * graphite-poly.h (print_cloog): Declared.
1699 (debug_cloog): Declared.
1701 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1703 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
1705 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
1706 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
1707 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
1708 to switch between adding the IV bump in loop->latch or in loop->header.
1710 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1712 * graphite-poly.c (print_scattering_function): Pretty print following
1715 (print_pbb_domain): Same.
1716 (dump_gbb_cases): Same.
1717 (dump_gbb_conditions): Same.
1720 (print_scop_params): Same.
1721 (print_scop_context): Same.
1723 (print_pbb_body): New.
1724 (lst_indent_to): New.
1725 (print_lst): Start new lines with a #.
1726 * graphite-poly.h (pbb_bb): New.
1727 (pbb_index): Use pbb_bb.
1728 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
1730 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
1732 2010-03-31 Jakub Jelinek <jakub@redhat.com>
1734 * dwarf2out.c (size_of_die): For -gdwarf-4 use
1735 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
1736 and 0 instead of 1 for dw_val_class_flag.
1737 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
1738 dw_val_class_range_list, dw_val_class_loc_list,
1739 dw_val_class_lineptr and dw_val_class_macptr, use
1740 DW_FORM_flag_present for dw_val_class_flag and
1741 DW_FORM_exprloc for dw_val_class_loc.
1742 (output_die): For -gdwarf-4 print dw_val_class_loc
1743 size as uleb128 instead of 1 or 2 bytes and don't print
1744 anything for dw_val_class_flag.
1746 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
1747 instead of cselib_lookup following by tweaking locs->setting_insn.
1750 * cselib.c (cselib_process_insn): Clear cselib_current_insn
1751 even before returning from label, setjmp call or volatile asm
1754 2010-03-31 Richard Guenther <rguenther@suse.de>
1757 * cgraphunit.c (cgraph_output_in_order): Do not allocate
1758 temporary data on stack.
1760 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1762 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
1763 (PUSHSECTION_ASM_OP): Remove.
1764 (POPSECTION_ASM_OP): Remove.
1765 (PUSHSECTION_FORMAT): Remove.
1766 * config/sol2.h (PUSHSECTION_FORMAT): Define.
1767 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
1768 * config/sol2.c (solaris_output_init_fini): Use it.
1770 2010-03-31 Jie Zhang <jie@codesourcery.com>
1773 * opt-functions.awk (var_type_struct): Use signed char type
1774 for simple variables.
1776 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1778 * config/sol2.c: Include output.h.
1779 (solaris_assemble_visibility): New function.
1780 * config/t-sol2 (sol2.o): Add output.h dependency.
1781 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
1782 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
1785 2010-03-31 Jakub Jelinek <jakub@redhat.com>
1788 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
1789 V2SImode or XFmode on PRE_DEC.
1792 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
1795 2010-03-31 Jie Zhang <jie@codesourcery.com>
1798 * reload.h (caller_save_initialized_p): Declare.
1799 * toplev.c (backend_init_target): Don't call
1800 init_caller_save but set caller_save_initialized_p to false.
1801 * caller-save.c (caller_save_initialized_p): Define.
1802 (init_caller_save): Check caller_save_initialized_p.
1803 * ira.c (ira): Call init_caller_save if flag_caller_saves.
1805 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1808 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
1809 and soft-fp/t-softfp to tmake_file.
1810 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
1811 (LIBGCC2_TF_CEXT): Define.
1814 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
1817 * cselib.c (n_useless_values): Document handling of debug locs.
1818 (n_useless_debug_values, n_debug_values): New variables.
1819 (new_elt_loc_list): Don't add to debug values, keep count.
1820 (promote_debug_loc): New.
1821 (cselib_reset_table): Zero new variables.
1822 (entry_and_rtx_equal_p): Promote debug locs.
1823 (discard_useless_locs): Increment n_useless_debug_values for
1825 (remove_useless_values): Adjust n_useless_values and n_debug_values
1826 with n_useless_debug_values.
1827 (add_mem_for_addr): Promote debug locs.
1828 (cselib_lookup_mem): Likewise.
1829 (cselib_lookup_addr): Renamed to...
1830 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
1831 (cselib_log_lookup): ... this. Turn into...
1832 (cselib_lookup_addr): ... new wrapper.
1833 (cselib_lookup_from_insn): New.
1834 (cselib_invalidate_regno): Increment n_useless_debug_values for
1836 (cselib_invalidate_mem): Likewise.
1837 (cselib_process_insn): Take n_deleted and n_debug_values into
1838 account to guard remove_useless_value call.
1839 (cselib_finish): Zero n_useless_debug_values.
1840 * cselib.h (cselib_lookup_from_insn): Declare.
1841 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
1842 (sched_analyze_2): Likewise.
1844 2010-03-30 Jakub Jelinek <jakub@redhat.com>
1846 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
1848 (adjust_mems): Replace narrowing SUBREG of expression containing
1849 just PLUS, MINUS, MULT and ASHIFT of registers and constants
1850 with operations in the narrower mode.
1853 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
1854 regs_invalidated_by_call instead all call_used_reg_set registers.
1856 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
1859 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
1860 pointer comparisons with types_compatible_p.
1861 * tree-vect-stmts.c (vectorizable_call): Same.
1862 (vectorizable_condition): Same.
1864 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1866 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
1867 stack check if the mask would be zero.
1869 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
1870 Jack Howarth <howarth@bromo.med.uc.edu>
1872 * tree-profile.c (tree_init_ic_make_global_vars): Make static
1875 2010-03-30 Joseph Myers <joseph@codesourcery.com>
1878 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
1880 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
1881 Include ___unordxf2 and ___unordtf2.
1882 * config/i386/libgcc-glibc.ver: Do not define inheritance from
1885 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
1887 * config/lm32/t-lm32: New file.
1888 * config.gcc: Use the above file when targetting lm32.
1890 2010-03-28 Duncan Sands <baldrick@free.fr>
1892 * Makefile.in (PLUGIN_HEADERS): Add except.h.
1894 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
1897 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
1898 Improve vectorization cost model diagnostic.
1900 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
1903 * tree-vect-data-refs.c (vect_analyze_data_refs): When
1904 compute_data_dependences_for_loop returns false, early exit
1905 and output an extra diagnostic for the failed data reference
1908 2010-03-29 Richard Guenther <rguenther@suse.de>
1910 PR tree-optimization/43560
1911 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
1912 (can_sm_ref_p): Treat stores to readonly locations as trapping.
1914 2010-03-29 Jie Zhang <jie@codesourcery.com>
1917 * toplev.c (process_options): Set optimization_default_node
1918 and optimization_current_node.
1919 * opts.c (decode_options): Don't set optimization_default_node
1920 and optimization_current_node.
1922 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
1924 * config/rtems.h: Abandon -qrtems_debug.
1926 2010-03-28 Jan Hubicka <jh@suse.cz>
1928 PR tree-optimization/43505
1929 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
1930 map should not be copied.
1932 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1935 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
1936 cdtors, set DECL_PRESERVE_P.
1937 * ipa.c (cgraph_externally_visible_p): Return true if declaration
1940 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
1942 PR tree-optimization/43528
1943 * stor-layout.c (place_field): Check that constant fits into
1944 unsigned HWI when skipping calculation of MS bitfield layout.
1946 2010-03-27 Jan Hubicka <jh@suse.cz>
1949 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
1950 notice_global_symbol work.
1952 2010-03-27 Jakub Jelinek <jakub@redhat.com>
1954 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
1955 instead of dwarf2out_decl.
1956 (struct var_loc_node): Remove section_label field.
1957 (dwarf2out_function_decl): New function.
1958 (dwarf2out_var_location): Don't set section_label field.
1959 (dwarf2out_begin_function): Don't empty decl_loc_table here.
1961 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
1963 PR tree-optimization/43544
1964 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
1965 First argument for builtin vectorized function hook is now a
1966 tree to be able to distinguish between machine specific and
1968 * targhooks.c (default_builtin_vectorized_function): Ditto.
1969 * targhooks.h (default_builtin_vectorized_function): Ditto.
1970 * target.h (struct gcc_target): Ditto.
1971 * tree-vect-stmts.c (vectorizable_function): Ditto.
1972 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
1973 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
1976 2010-03-26 Joseph Myers <joseph@codesourcery.com>
1979 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
1980 nested binding iff it is a FUNCTION_DECL.
1981 (store_parm_decls_newstyle): Pass nested=true to bind for
1982 FUNCTION_DECLs amongst parameters.
1984 2010-03-26 Jakub Jelinek <jakub@redhat.com>
1986 * var-tracking.c (vt_expand_loc_callback): Don't run
1987 cselib_expand_value_rtx_cb in dummy mode if
1988 cselib_dummy_expand_value_rtx_cb returned false.
1990 * var-tracking.c (emit_note_insn_var_location): For one part
1991 notes with offset 0, don't add EXPR_LIST around the location.
1992 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
1993 add_location_or_const_value_attribute): Adjust for that change.
1996 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
1997 into first operand and location into second.
1998 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
1999 dw_cfi_oprnd_loc for DW_CFA_expression.
2000 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
2001 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
2002 assume first argument is regnum and second argument is location.
2004 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2007 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
2008 of scratch register to DImode. Split to DImode comparison operator.
2009 Use SImode subreg of scratch register in the multiplication.
2010 (*cmp_sadd_sidi): Ditto.
2011 (*cmp_ssub_si): Ditto.
2012 (*cmp_ssub_sidi): Ditto.
2014 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2017 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
2018 Remove invalid assert and wrong comment.
2020 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2023 * flags.h (final_insns_dump_p): New extern.
2024 * final.c (final_insns_dump_p): New variable.
2025 (rest_of_clean_state): Set it before -fdump-final-insns=
2026 dumping, clear afterwards.
2027 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
2028 MEM_ALIAS_SET on MEMs.
2030 2010-03-26 David S. Miller <davem@davemloft.net>
2032 * configure.ac: Fix sparc GOTDATA_OP bug check.
2033 * configure: Rebuild.
2035 2010-03-26 Alan Modra <amodra@gmail.com>
2037 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
2039 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2041 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
2042 TLS_SECTION_ASM_FLAG.
2044 2010-03-25 Jakub Jelinek <jakub@redhat.com>
2047 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
2048 Clear first_function_block_is_cold.
2051 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
2052 argument if the argument is truth_value_p.
2054 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2056 * config/rs6000/constraints.md: Update copyright year for my changes.
2059 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
2060 used in reg+reg addressing, swap registers.
2062 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2065 * target.h (struct gcc_target): Add code_end hook.
2066 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
2068 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
2069 * toplev.c (compile_file): Call targetm.asm_out.code_end
2070 hook before unwind info/debug info output.
2071 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
2072 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
2073 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2074 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
2075 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2076 * config/i386/i386.c (ix86_file_end): Renamed to...
2077 (ix86_code_end): ... this. Make static. Don't call
2078 file_end_indicate_exec_stack. Emit unwind info using
2079 final_start_function/final_end_function.
2080 (darwin_x86_file_end): Remove.
2081 (TARGET_ASM_CODE_END): Define.
2082 * config/i386/i386.h (TARGET_ASM_FILE_END,
2083 NEED_INDICATE_EXEC_STACK): Don't define.
2084 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
2085 (TARGET_ASM_FILE_END): Define to darwin_file_end.
2086 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
2087 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
2090 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
2091 at the beginning and final_end_function at the end.
2092 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
2094 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2096 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
2097 and Sun as TLS syntax.
2098 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
2099 * configure: Regenerate.
2100 * config.in: Regenerate.
2101 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
2102 (default_elf_asm_named_section): Use it.
2103 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
2104 (i386_output_dwarf_dtprel): Likewise.
2105 (output_addr_const_extra): Likewise.
2106 (output_pic_addr_const): Lowercase @GOTTPOFF.
2107 (output_addr_const_extra): Likewise.
2108 (output_pic_addr_const): Lowercase @GOTNTPOFF.
2109 (output_addr_const_extra): Likewise.
2110 (output_pic_addr_const): Lowercase @INDNTPOFF.
2111 (output_addr_const_extra): Likewise.
2112 (output_pic_addr_const): Lowercase @NTPOFF.
2113 (output_addr_const_extra): Likewise.
2114 (output_pic_addr_const): Lowercase @TPOFF.
2115 (output_addr_const_extra): Likewise.
2116 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
2117 (*tls_global_dynamic_64): Likewise.
2118 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
2119 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
2121 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
2122 (ASM_OUTPUT_TLS_COMMON): Use it.
2123 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
2126 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
2127 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
2128 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
2129 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
2130 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2131 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
2133 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2135 * config/i386/i386.c (override_options): Don't accept
2136 -mtls-dialect=sun any longer.
2137 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
2138 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
2139 (*tls_local_dynamic_base_32_sun): Likewise.
2140 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2142 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2145 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2146 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
2149 * ira.c (adjust_cleared_regs): New function.
2150 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
2154 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
2156 * expr.c (expand_expr_real): Restore previous
2157 curr_insn_source_location and curr_insn_block after
2158 expand_expr_real_1 call.
2159 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
2160 instead of expand_expr_real_1.
2162 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
2164 PR rtl-optimization/43413
2165 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
2168 2010-03-22 James E. Wilson <wilson@codesourcery.com>
2171 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
2172 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
2174 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
2176 * config/i386/i386.c (ix86_target_string): Add -mfma.
2177 Fix a typo in comment.
2179 2010-03-22 Mike Stump <mikestump@comcast.net>
2182 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
2183 Don't overly align based upon packed packed fields.
2185 2010-03-22 Jason Merrill <jason@redhat.com>
2187 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
2188 Use () rather than [], and move before the element type.
2190 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2192 * doc/configfiles.texi (Configuration Files): Removed
2193 fixinc/Makefile*, intl/Makefile.*.
2194 * doc/makefile.texi: Fixed markup. Abstract from version
2195 control system used.
2196 (Makefile): Removed obsolete gcc/java/parse.y example.
2197 * doc/sourcebuild.texi: Likewise.
2198 (Top Level): Added config, gnattools, libdecnumber, libgcc,
2199 libgomp, libssp. Removed fastjar.
2200 (Miscellaneous Docs): Clarify location.
2201 Added COPYING3, COPYING3.LIB.
2202 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
2204 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2207 * config/i386/i386.c (x86_function_profiler)
2208 [!NO_PROFILE_COUNTERS]: Fix typo.
2209 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
2212 2010-03-22 Janis Johnson <janis187@us.ibm.com>
2213 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2215 * doc/sourcebuild.texi (Test Directives): Split into six
2216 subsections, with most of the current text in new subsections
2217 Directives, Selectors, and Final Actions.
2218 (Directives): Split list of test directives into multiple
2220 (Selectors): Describe use and syntax of selectors.
2221 (Effective-Target Keywords): Describe all existing keywords.
2222 (Add Options): Describe features for dg-add-options.
2223 (Require Support): Describe variants of dg-require-support.
2224 (Final Actions): Describe commands to use in dg-final.
2226 2010-03-22 Michael Matz <matz@suse.de>
2229 * recog.c (validate_replace_rtx_group): Replace also in
2230 REG_EQUAL and REG_EQUIV notes.
2232 2010-03-22 Richard Guenther <rguenther@suse.de>
2234 PR tree-optimization/43390
2235 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
2236 sure vector extracts are type correct.
2238 2010-03-22 Richard Guenther <rguenther@suse.de>
2241 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
2242 x * sqrt (x) even when optimizing for size if the target
2243 has native support for sqrt.
2245 2010-03-22 Jakub Jelinek <jakub@redhat.com>
2247 * varasm.c (make_decl_rtl_for_debug): Also clear
2248 flag_mudflap for the duration of make_decl_rtl call.
2251 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
2252 locs from preserved VALUEs.
2254 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2257 * pa.md (movmemsi): Set align to one if zero.
2258 (movmemdi): Likewise.
2260 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
2263 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
2264 with their corresponding prologue pushes.
2266 2010-03-20 Andrew Pinski <pinskia@gmail.com>
2269 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
2270 at the begining or end.
2271 (spu_expand_epilogue): Likewise.
2273 2010-03-20 Richard Guenther <rguenther@suse.de>
2275 PR rtl-optimization/43438
2276 * combine.c (make_extraction): Properly zero-/sign-extend an
2277 extraction of the low part of a CONST_INT. Also handle
2280 2010-03-19 Mike Stump <mikestump@comcast.net>
2282 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
2283 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
2284 (override_options): Use SUBTARGET32_DEFAULT_CPU.
2286 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
2289 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
2292 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
2294 PR rtl-optimization/42258
2295 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
2296 use that may match DEF.
2299 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
2300 the cost of loading the constant rather than assuming
2302 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
2303 outer code is AND, do the same tests as the andsi3 expander and
2304 return COSTS_N_INSNS (1) if and is cheap.
2306 * optabs.c (avoid_expensive_constant): Fix formatting.
2308 2010-03-19 Michael Matz <matz@suse.de>
2311 * attribs.c (decl_attributes): When rebuilding a function pointer
2312 type use the same qualifiers as the original pointer type.
2314 2010-03-19 Martin Jambor <mjambor@suse.cz>
2316 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
2317 and is_gimple_ip_invariant_address.
2319 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2322 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2324 * config/arm/arm.c (arm_override_options): Turn off
2325 flag_dwarf2_cfi_asm for AAPCS variants.
2327 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2330 * config/arm/arm.c (emit_multi_reg_push): Update comments.
2331 Use PRE_MODIFY instead of PRE_DEC.
2332 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
2333 (vfp_emit_fstmd): Likewise.
2335 2010-03-19 Michael Matz <matz@suse.de>
2338 * builtins.c (expand_builtin_interclass_mathfn,
2339 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
2342 2010-03-19 Richard Guenther <rguenther@suse.de>
2344 PR tree-optimization/43415
2345 * tree-ssa-pre.c (phi_translate): Split out worker to ...
2346 (phi_translate_1): ... this.
2347 (phi_translate): Move all caching here. Cache all NARY
2348 and REFERENCE translations.
2350 2010-03-19 David S. Miller <davem@davemloft.net>
2352 With help from Eric Botcazou.
2353 * config/sparc/sparc.c: Include dwarf2out.h.
2354 (emit_pic_helper): Delete.
2355 (pic_helper_symbol_name): Delete.
2356 (pic_helper_emitted_p): Delete.
2357 (pic_helper_needed): New.
2358 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
2359 (get_pc_thunk_name): New.
2360 (load_pic_register): Remove 'delay_pic_helper' arg. Use
2361 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
2362 Set pic_helper_needed to true. Don't call emit_pic_helper.
2363 (sparc_expand_prologue): Update load_pic_register call.
2364 (sparc_output_mi_thunk): Likewise.
2365 (sparc_file_end): Emit a hidden comdat symbol for the PIC
2366 thunk if possible. Output CFI information as needed.
2368 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2369 Jack Howarth <howarth@bromo.med.uc.edu>
2372 * config/i386/i386.h: Fix ABI on darwin x86-32.
2374 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
2376 * tree.h: Declare make_decl_rtl_for_debug.
2377 * varasm.c (make_decl_rtl_for_debug): New.
2378 * dwarf2out.c (rtl_for_decl_location): Call it.
2379 * cfgexpand.c (expand_debug_expr): Call it.
2381 2010-03-18 Jakub Jelinek <jakub@redhat.com>
2384 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
2388 * var-tracking.c (vt_init_cfa_base): Do nothing if
2389 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
2391 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
2394 * var-tracking.c (canonicalize_vars_star): New.
2395 (dataflow_post_merge_adjust): Use it.
2397 2010-03-18 Jakub Jelinek <jakub@redhat.com>
2400 * var-tracking.c (non_suitable_const): New function.
2401 (add_uses): For DEBUG_INSNs with constants, don't record any
2402 value, instead just the constant value itself.
2403 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
2404 is not VAR_LOC_UNKNOWN_P, set var to the constant.
2405 (emit_notes_in_bb): Likewise.
2406 (emit_note_insn_var_location): For onepart variables if
2407 cur_loc is a VOIDmode constant, use DECL_MODE.
2409 2010-03-18 Martin Jambor <mjambor@suse.cz>
2412 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
2413 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
2414 all non-clones. Moved call redirection...
2415 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
2416 (cgraph_materialize_all_clones): Dispose of all
2417 combined_args_to_skip bitmaps.
2418 (verify_cgraph_node): Do not check for edges pointing to wrong
2419 nodes in inline clones.
2420 * tree-inline.c (copy_bb): Call
2421 cgraph_redirect_edge_call_stmt_to_callee.
2422 * ipa.c (cgraph_remove_unreachable_nodes): Call
2423 cgraph_node_remove_callees even when there are used clones.
2425 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
2427 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
2429 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
2432 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
2435 2010-03-18 Michael Matz <matz@suse.de>
2438 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
2439 into sqrt(x) if we need to preserve signed zeros.
2441 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
2442 Eric Botcazou <ebotcazou@adacore.com>
2444 PR rtl-optimization/43360
2445 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
2446 note if we don't know its invariant status.
2448 2010-03-18 Michael Matz <matz@suse.de>
2450 PR tree-optimization/43402
2451 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
2452 PHI chains of ssa names registered for update.
2454 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
2457 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
2458 non-offsettable and pre_modify update addressing.
2459 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
2460 and "2" alternatives "#".
2461 (*movdd_softfloat32): Make all alternatives "#";
2462 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
2463 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
2464 (*movdf_softfloat32): Make all alternatives "#";
2465 (movdi): Use the new DIFD mode iterator to create a common splitter
2466 for movdi, movdf and movdd patterns.
2468 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
2470 * common.opt (dumpdir): Remove redundant tab.
2472 2010-03-17 Martin Jambor <mjambor@suse.cz>
2474 PR tree-optimization/43347
2475 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
2476 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
2478 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
2480 PR rtl-optimization/42216
2481 * regrename.c (create_new_chain): New function, broken out from...
2482 (scan_rtx_reg): ... here. Call it. Handle the case where we are
2483 appending a use to an empty chain.
2484 (build_def_use): Remove previous changes that convert OP_INOUT to
2485 OP_OUT operands; instead detect the case where an OP_INOUT operand
2486 uses a previously untracked register and create an empty chain for it.
2488 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2490 * doc/extend.texi (Function Attributes): Rewrite unfinished
2491 sentence in ms_abi documentation.
2493 2010-03-17 Alan Modra <amodra@gmail.com>
2495 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
2496 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
2497 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
2498 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
2500 2010-03-16 Richard Henderson <rth@redhat.com>
2503 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
2504 (lower_try_finally): Save and restore eh_seq around the expansion
2507 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
2509 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
2510 statements before splitting block.
2512 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2514 * doc/sourcebuild.texi (Testsuites): Fix markup.
2515 Use pathnames relative to gcc/testsuite.
2516 (Test Directives): Move description of how timeout is determined.
2517 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
2518 (C Tests): Correct gcc.misc-tests directory.
2519 Framework tests now live in gcc.test-framework.
2521 2010-03-16 Richard Guenther <rguenther@suse.de>
2524 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
2525 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
2527 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
2528 Alexandre Oliva <aoliva@redhat.com>
2530 PR tree-optimization/42917
2531 * lambda-code.c (remove_iv): Skip debug statements.
2532 (lambda_loopnest_to_gcc_loopnest): Likewise.
2533 (not_interesting_stmt): Debug statements are not interesting.
2535 2010-03-16 Jakub Jelinek <jakub@redhat.com>
2539 * cselib.c (cselib_preserve_constants,
2540 cfa_base_preserved_val): New static variables.
2541 (preserve_only_constants): New function.
2542 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
2543 clear its REG_VALUES. If cselib_preserve_constants, don't
2544 empty the whole hash table, but preserve there VALUEs with constants,
2545 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
2546 (cselib_preserve_cfa_base_value): New function.
2547 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
2548 (cselib_init): Change argument to int bitfield. Set
2549 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
2551 (cselib_finish): Clear cselib_preserve_constants and
2552 cfa_base_preserved_val.
2553 * cselib.h (enum cselib_record_what): New enum.
2554 (cselib_init): Change argument to int.
2555 (cselib_preserve_cfa_base_value): New prototype.
2556 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
2557 * dse.c (dse_step1): Likewise.
2558 * cfgcleanup.c (thread_jump): Likewise.
2559 * sched-deps.c (sched_analyze): Likewise.
2560 * gcse.c (local_cprop_pass): Likewise.
2561 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
2562 If FN is non-NULL, call the callback always and whenever it returns
2563 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
2564 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
2565 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
2566 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
2567 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
2568 * var-tracking.c: Include recog.h.
2569 (bb_stack_adjust_offset): Remove.
2570 (vt_stack_adjustments): Don't call it, instead just gather the
2571 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
2572 (adjust_stack_reference): Remove.
2573 (compute_cfa_pointer): New function.
2574 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
2575 (struct adjust_mem_data): New type.
2576 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
2578 (get_address_mode): New function.
2579 (replace_expr_with_values): Use it.
2580 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
2581 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
2582 (adjust_sets): Remove.
2583 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
2584 Use get_address_mode.
2585 (get_adjusted_src): Remove.
2586 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
2587 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
2588 (add_with_sets): Don't call adjust_sets.
2589 (fp_setter, vt_init_cfa_base): New functions.
2590 (vt_initialize): Change return type to bool. Move most of pool etc.
2591 initialization to the beginning of the function from end. Pass
2592 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
2593 If !frame_pointer_needed, call vt_stack_adjustment before mos
2594 vector is filled, call vt_init_cfa_base if argp/framep has been
2595 eliminated to sp. If frame_pointer_needed and argp/framep has
2596 been eliminated to hard frame pointer, set
2597 hard_frame_pointer_adjustment and call vt_init_cfa_base after
2598 encountering fp setter in the prologue. For MO_ADJUST, call
2599 log_op_type before pusing the op into mos vector, not afterwards.
2600 Call adjust_insn before cselib_process_insn/add_with_sets,
2601 call cancel_changes (0) afterwards.
2602 (variable_tracking_main_1): Adjust for vt_initialize calling
2603 vt_stack_adjustments and returning whether it succeeded or not.
2605 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
2607 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
2610 2010-03-15 Jakub Jelinek <jakub@redhat.com>
2612 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
2614 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
2615 drap_reg has not been set.
2617 2010-03-15 Michael Matz <matz@suse.de>
2620 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
2621 use it to expand block copies.
2622 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
2623 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
2624 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
2626 2010-03-15 Richard Guenther <rguenther@suse.de>
2628 PR tree-optimization/43367
2629 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
2632 2010-03-15 Richard Guenther <rguenther@suse.de>
2634 PR tree-optimization/43317
2635 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
2637 2010-03-15 Martin Jambor <mjambor@suse.cz>
2639 PR tree-optimization/43141
2640 * tree-sra.c (create_abstract_origin): New function.
2641 (modify_function): Call create_abstract_origin.
2643 2010-03-15 Chris Demetriou <cgd@google.com>
2645 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
2648 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2651 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
2652 call insert_out_of_ssa_copy for default definitions.
2654 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2656 * graphite-clast-to-gimple.c (my_long_long): Defined.
2657 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
2658 * graphite-sese-to-poly.c (my_long_long): Defined.
2659 (scop_ivs_can_be_represented): Use it.
2661 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2663 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
2664 graphite-max-bbs-per-function, and loop-block-tile-size.
2665 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
2667 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
2669 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2671 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
2672 forward declaration.
2673 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
2674 (add_upper_bounds_from_estimated_nit): New.
2675 (build_loop_iteration_domains): Use it.
2677 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2679 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
2681 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2684 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
2685 should be an INTEGER_CST. Also handle CASE_CONVERT.
2687 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2689 * graphite.c (graphite_initialize): To bound the number of bbs per
2690 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
2691 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
2692 * doc/invoke.texi: Document it.
2694 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2696 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
2697 * graphite-sese-to-poly.h (build_poly_scop): Same.
2699 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2701 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
2702 the number of parameters in the scop. Use as an upper bound
2703 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
2704 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
2705 * doc/invoke.texi: Document it.
2707 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
2709 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
2710 * doc/c-tree.texi: Remove.
2711 * doc/generic.texi: Merge c-tree.texi here.
2712 * doc/gccint.texi (Trees): Remove menu entry.
2713 (c-tree.texi): Remove @include.
2714 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
2715 * doc/languages.texi (Reading RTL): Ditto.
2717 2010-03-12 Steve Ellcey <sje@cup.hp.com>
2720 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
2722 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2725 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
2726 code added to work around reload clobbering CONST insns.
2728 2010-03-12 Jakub Jelinek <jakub@redhat.com>
2730 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
2731 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
2732 (cselib_preserve_only_values): Remove retain argument, don't
2733 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
2734 * cselib.h (cselib_preserve_only_values): Remove retain argument.
2735 * var-tracking.c (micro_operation): Move insn field before union.
2736 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
2737 (struct variable_tracking_info_def): Remove n_mos field, change
2738 mos into a vector of micro_operations.
2739 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
2740 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
2741 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
2742 changing into a vector.
2743 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
2744 come before all other uops generated by add_stores.
2745 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
2747 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
2748 a vector. Run just one pass over the bbs instead of separate counting
2749 and computation phase.
2750 (vt_finalize): Free VTI (bb)->mos vector instead of array.
2753 * tree-inline.c (remap_decls): Put old_var rather than origin_var
2754 into *nonlocalized_list vector.
2755 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
2756 even if origin is non-NULL.
2757 (gen_variable_die): Likewise.
2758 (process_scope_var): Don't change origin.
2759 (gen_decl_die): Likewise.
2760 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
2761 before adding new edges instead of after it, fix moving over
2764 2010-03-11 David S. Miller <davem@davemloft.net>
2766 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
2768 * configure: Rebuild.
2770 2010-03-11 Martin Jambor <mjambor@suse.cz>
2772 PR tree-optimization/43257
2773 * tree.c (assign_assembler_name_if_neeeded): New function.
2774 (free_lang_data_in_cgraph): Assembler name assignment moved to the
2776 * tree.h (assign_assembler_name_if_neeeded): Declare.
2777 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
2778 the function if needed.
2780 2010-03-11 Chris Demetriou <cgd@google.com>
2782 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
2783 include/stdint-gcc.h, and include/stdint.h world-readable.
2785 2010-03-11 Richard Guenther <rguenther@suse.de>
2787 PR tree-optimization/43255
2788 * tree-vrp.c (process_assert_insertions_for): Do not insert
2789 asserts for trivial conditions.
2791 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2793 PR tree-optimization/43280
2794 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
2795 generation. Move calculation of size out of the if branch.
2796 (find_bswap): Modify compare number generation.
2798 2010-03-11 Richard Guenther <rguenther@suse.de>
2801 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
2802 (input_gimple_stmt): Fixup handled component types during
2803 operand read. Also fix up decls in ADDR_EXPRs.
2805 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
2807 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
2808 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
2810 2010-03-10 Jan Hubicka <jh@suse.cz>
2813 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
2814 * varasm.c (get_variable_section): Don't do that here...
2815 (make_decl_rtl): ... and here.
2816 (do_assemble_alias): Produce decl RTL.
2817 (assemble_alias): Likewise.
2819 2010-03-10 Jakub Jelinek <jakub@redhat.com>
2822 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
2823 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
2825 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
2826 (based_loc_descr): Only express drap or vdrap regno based expressions
2827 using DW_OP_fbreg when not optimizing.
2828 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
2829 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
2830 REG_CFA_SET_VDRAP note.
2832 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
2834 PR tree-optimization/43236
2835 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
2836 error in calculation of base address in reverse iteration case.
2837 (generate_builtin): Take number of latch executions if the statement
2840 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
2843 * tree-eh.c: Include pointer-set.h.
2844 (lower_eh_dispatch): Filter out duplicate case labels and
2845 remove the unneeded edge when the label is unused. Return
2846 true when some edges are removed.
2847 (execute_lower_eh_dispatch): When any lowering resulted in
2848 removing an edge, also delete unreachable blocks.
2850 2010-03-10 Jakub Jelinek <jakub@redhat.com>
2853 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
2854 UNSPEC_MACHOPIC_OFFSET.
2856 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
2859 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
2860 (m68k_delegitimize_address): New function.
2862 2010-03-09 Jakub Jelinek <jakub@redhat.com>
2865 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
2868 * var-tracking.c (adjust_sets): New function.
2869 (count_with_sets, add_with_sets): Use it.
2870 (get_adjusted_src): New inline function.
2871 (add_stores): Use it.
2874 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
2875 call cselib_dummy_expand_value_rtx_cb instead of
2876 cselib_expand_value_rtx_cb.
2879 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
2880 * config/i386/i386.c: Include debug.h and dwarf2out.h.
2881 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
2882 and .cfi_endproc around the pic thunks.
2883 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
2884 all queued unwind info register saves are saved before the call.
2885 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
2886 considered as sp-=4 for unwind info and the pop as sp+=4 which
2887 also clobbers dest, but doesn't actually restore it.
2890 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
2891 RTX_FRAME_RELATED_P.
2893 2010-03-09 Jie Zhang <jie@codesourcery.com>
2895 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
2896 whitespaces in output template.
2898 2010-03-09 Jie Zhang <jie@codesourcery.com>
2900 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
2903 2010-03-08 Jakub Jelinek <jakub@redhat.com>
2905 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
2906 builtins.exp in a separate job.
2908 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2910 * graphite-sese-to-poly.c (add_param_constraints): Use
2911 lower_bound_in_type and upper_bound_in_type.
2913 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2915 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
2916 instead of unsigned_type_node.
2918 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2919 Reza Yazdani <reza.yazdani@amd.com>
2922 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
2923 on pointer type parameters.
2925 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
2929 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
2930 handle conversions from pointer to integers.
2931 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
2932 induction variable, to be able to work with code generated by CLooG.
2933 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
2934 (build_poly_scop): Bail out if we cannot codegen a loop.
2936 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
2938 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
2939 code generation with gloog_error.
2941 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2943 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
2944 Call fold_convert on all the returned values.
2945 (expand_scalar_variables_expr): Pass to
2946 expand_scalar_variables_ssa_name the type of the resulting expression.
2948 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2950 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
2951 ppl_min_for_le_pointset.
2952 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
2953 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
2955 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2957 * graphite-dependences.c (map_into_dep_poly): Removed.
2958 (dependence_polyhedron_1): Use combine_context_id_scat.
2960 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2962 * graphite-poly.h (struct poly_scattering): Add layout documentation.
2963 (struct poly_bb): Same.
2964 (combine_context_id_scat): New.
2966 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2969 * sese.c (name_defined_in_loop_p): Return false for default
2972 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2974 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
2975 and clean up the logic.
2977 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2979 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
2982 2010-03-08 Jakub Jelinek <jakub@redhat.com>
2984 * var-tracking.c (remove_cselib_value_chains): Define only for
2986 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
2987 delete_slot_part, emit_notes_for_differences_1): Don't call
2988 remove_cselib_value_chains here.
2989 (set_slot_part, emit_notes_for_differences_2): Don't call
2990 add_cselib_value_chains here.
2991 (preserved_values): New vector.
2992 (preserve_value): New function.
2993 (add_uses, add_stores, vt_add_function_parameters): Use it
2994 instead of cselib_preserve_value.
2995 (changed_values_stack): New vector.
2996 (check_changed_vars_0): New function.
2997 (check_changed_vars_1, check_changed_vars_2): Use it.
2998 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
2999 changed_values_stack VALUEs.
3000 (vt_emit_notes): For all preserved_values call
3001 add_cselib_value_chains. If ENABLE_CHECKING call
3002 remove_cselib_value_chains before verifying value_chains is empty.
3003 Initialize and free changed_values_stack.
3004 (vt_initialize): Initialize preserved_values.
3005 (vt_finalize): Free preserved_values.
3007 2010-03-08 Richard Guenther <rguenther@suse.de>
3009 PR tree-optimization/43269
3010 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
3013 2010-03-08 Martin Jambor <mjambor@suse.cz>
3015 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
3016 (ipa_is_param_called): Removed.
3017 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
3018 (ipa_print_node_params): Do not print the called flag.
3019 (ipa_write_node_info): Do not stream the called flag.
3020 (ipa_read_node_info): Likewise.
3022 2010-03-07 Jakub Jelinek <jakub@redhat.com>
3025 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
3026 * cselib.c (struct expand_value_data): Add dummy field.
3027 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
3029 (cselib_dummy_expand_value_rtx_cb): New function.
3030 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
3032 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
3033 * var-tracking.c: Include pointer-set.h.
3034 (variable): Change n_var_parts to char from int. Add
3035 cur_loc_changed and in_changed_variables fields.
3036 (variable_canonicalize): Remove.
3037 (shared_var_p): New inline function.
3038 (unshare_variable): Maintain cur_loc_changed and
3039 in_changed_variables fields. If var was in changed_variables,
3040 replace it there with new_var. Just copy cur_loc instead of
3041 resetting it to something else.
3042 (variable_union): Don't recompute cur_loc. Use shared_var_p.
3043 (dataflow_set_union): Don't call variable_canonicalize.
3044 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
3045 of their DEBUG_EXPR_TREE_DECLs.
3046 (canonicalize_loc_order_check): Verify that cur_loc is NULL
3047 and in_changed_variables and cur_loc_changed is false.
3048 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
3049 and cur_loc_changed. Don't update cur_loc here.
3050 (variable_merge_over_src): Don't call variable_canonicalize.
3051 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
3052 removing loc that is equal to cur_loc, clear cur_loc,
3053 set cur_loc_changed and ensure variable_was_changed is called.
3054 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
3055 compare pointers in cur_loc check, if it is equal to loc,
3056 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
3057 (variable_different_p): Remove compare_current_location argument,
3058 don't compare cur_loc.
3059 (dataflow_set_different_1): Adjust variable_different_p caller.
3060 (variable_was_changed): If dv had some var in changed_variables
3061 already, reset in_changed_variables flag for it and propagate
3062 cur_loc_changed over to the new variable. On empty var
3063 always set cur_loc_changed. Set in_changed_variables on whatever
3064 var is added to changed_variables.
3065 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
3066 Use shared_var_p. When removing loc that is equal to cur_loc,
3067 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
3068 end, don't set it to something else, just call variable_was_changed.
3069 (delete_slot_part): Use shared_var_p. When cur_loc equals to
3070 loc being removed, clear cur_loc and set cur_loc_changed.
3071 Set cur_loc_changed if all locations have been removed.
3072 (struct expand_loc_callback_data): New type.
3073 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
3074 allocated. Always create SUBREGs if simplify_subreg failed.
3075 Prefer to use cur_loc, when that fails and still in
3076 changed_variables (and seen first time) recompute it. Set
3077 cur_loc_changed of variables which had to change cur_loc and
3078 compute elcd->cur_loc_changed if any of the subexpressions used
3079 had to change cur_loc.
3080 (vt_expand_loc): Adjust to pass arguments in
3081 expand_loc_callback_data structure.
3082 (vt_expand_loc_dummy): New function.
3083 (emitted_notes): New variable.
3084 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
3085 that weren't used for any other decl in current
3086 emit_notes_for_changes call call vt_expand_loc_dummy to update
3087 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
3088 first loc_chain location if NULL before. Always use just
3089 cur_loc instead of first loc_chain location. When cur_loc_changed
3090 is false, when not --enable-checking=rtl just don't emit any note.
3091 When rtl checking, compute the note and assert it is the same
3092 as previous note. Clear cur_loc_changed and in_changed_variables
3093 at the end before removing from changed_variables.
3094 (check_changed_vars_3): New function.
3095 (emit_notes_for_changes): Traverse changed_vars to call
3096 check_changed_vars_3 on each changed var.
3097 (emit_notes_for_differences_1): Clear cur_loc_changed and
3098 in_changed_variables. Recompute cur_loc of new_var.
3099 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
3100 (vt_emit_notes): Initialize and destroy emitted_notes.
3102 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
3104 PR rtl-optimization/42220
3105 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
3106 Use verify_reg_tracked to determine if we should use OP_OUT rather
3108 (build_def_use): If we see an in-out operand for a register that we
3109 know nothing about, treat is an output if possible, fail the block if
3112 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3115 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
3118 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3121 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
3122 uses of relevant DEFs that are dead outside the loop too.
3124 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3126 * var-tracking.c (dataflow_set_merge): Swap src and src2.
3128 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3130 * var-tracking.c (values_to_unmark): New variable.
3131 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3132 values_to_unmark vector. Moved body to...
3133 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3134 instead queue it into values_to_unmark vector.
3135 (vt_find_locations): Free values_to_unmark vector.
3137 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
3139 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
3140 (site.exp): Export them when plugins are enabled.
3142 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
3145 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
3147 (chrec_fold_multiply): Same.
3149 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3152 * c-decl.c (build_compound_literal): Return early if init is
3155 2010-03-04 Martin Jambor <mjambor@suse.cz>
3157 PR tree-optimization/43164
3158 PR tree-optimization/43191
3159 * tree-sra.c (type_consists_of_records_p): Reject records with
3160 zero-size bit-fields at the end.
3162 2010-03-04 Mike Stump <mikestump@comcast.net>
3164 * Makefile.in (TAGS): Remove *.y.
3166 2010-03-04 Richard Guenther <rguenther@suse.de>
3168 PR tree-optimization/40761
3169 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
3171 (my_rev_post_order_compute): New function.
3172 (init_pre): Call it.
3174 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
3177 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
3178 decrease the cost of an IV candidate when the cost is infinite.
3180 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3182 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
3183 Use '3DNow!' for the extension of that name, ensure normal space
3185 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
3187 2010-03-03 Jeff Law <law@redhat.com>
3189 * PR middle-end/32693
3190 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
3191 than gen_rtx_SUBREG.
3192 (extract_bit_field_1): Likewise.
3194 2010-03-03 Janis Johnson <janis187@us.ibm.com>
3196 * doc/sourcebuild.texi (Test directives): Document that arguments
3197 include-opts and exclude-opts are now optional for dg-skip-if,
3198 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
3200 2010-03-03 Jason Merrill <jason@redhat.com>
3203 * cgraph.h (varpool_node): Add extra_name field.
3204 * varpool.c (varpool_extra_name_alias): New.
3205 (varpool_assemble_decl): Emit extra name aliases.
3206 (varpool_mark_needed_node): Look past an extra name alias.
3207 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
3208 * lto-streamer-in.c (lto_input_tree): Read it.
3209 * lto-streamer-out.c (output_unreferenced_globals): Write it.
3211 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
3213 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
3214 (sparc*-*-solaris2*): ...this.
3216 2010-03-03 Jakub Jelinek <jakub@redhat.com>
3219 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
3220 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
3221 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
3222 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
3225 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
3226 fallthrough to default handling, just with want_address 0 instead of 2.
3227 For single element lists, add_AT_loc directly, otherwise create an
3228 artificial variable DIE and stick location list to it.
3231 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
3232 (VAL_EXPR_HAS_REVERSE): Define.
3233 (reverse_op): New function.
3234 (add_stores): For reversible operations add an extra MO_VAL_USE.
3236 2010-03-02 Jason Merrill <jason@redhat.com>
3238 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
3240 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
3242 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
3243 (sparc64-*-linux*): Likewise.
3244 (sparc64-*-solaris2*): Include assembler files before linker ones.
3245 (sparc-*-solaris2*): Simplify and reorder to match previous case.
3246 * config/sparc/gas.h: Delete.
3247 * config/sparc/sol2-64.h: Add copyright notice.
3248 * config/sparc/sol2-gas-bi.h: Likewise.
3249 * config/sparc/sol2-gld.h: Likewise.
3250 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
3251 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
3252 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
3253 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
3254 (sparc_elf_asm_named_section): Rename into...
3255 (sparc_solaris_elf_asm_named_section): ...this. Always define.
3257 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
3259 * config/alpha/alpha.c (override_options): Fix -mtune error message.
3261 2010-03-02 Jeff Law <law@redhat.com>
3264 * reload1.c (rtx_p, substitute_stack): Declare.
3265 (substitute): Record addresses of changed rtxs.
3266 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
3267 Restore the original rtx when complete.
3268 (reload): Free subsitute_stack when complete.
3270 2010-03-02 Janis Johnson <janis187@us.ibm.com>
3272 * doc/gccint.texi (menu): Add Testsuites as a chapter.
3273 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
3275 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
3276 LTO Testing, gcov Testing, profopt Testing, compat Testing,
3277 Torture Tests): Change from subsection to section.
3279 2010-03-02 Jakub Jelinek <jakub@redhat.com>
3280 Steven Bosscher <steven@gcc.gnu.org>
3282 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
3285 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
3288 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
3289 the assignment from the new induction variable to the assignment
3290 of the value from the original loop PHI function.
3292 2010-03-01 Janis Johnson <janis187@us.ibm.com>
3293 Daniel Jacobowitz <dan@codesourcery.com>
3295 * doc/sourcebuild.texi (Test directives): Clarify options to
3298 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3300 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
3301 Disable cfi directives unless GCC and gas agree on using read-only
3302 .eh_frame sections for 64-bit.
3303 * configure: Regenerate.
3305 2010-03-01 Richard Guenther <rguenther@suse.de>
3307 PR tree-optimization/43220
3308 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
3309 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
3311 2010-03-01 Richard Guenther <rguenther@suse.de>
3312 Martin Jambor <mjambor@suse.cz>
3315 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
3316 gimplified parameters.
3318 2010-03-01 Christian Bruel <christian.bruel@st.com>
3320 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
3322 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
3324 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
3326 2010-03-01 Richard Guenther <rguenther@suse.de>
3329 * expr.c (expand_assignment): Use the alias-oracle to tell
3330 if the rhs aliases the result decl.
3332 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3335 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
3336 to sol_gt_pch_get_address.
3337 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
3338 64-bit, SPARC and x86.
3339 (sol_gt_pch_get_address): New function.
3341 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
3343 * toplev.h (inform_n, error_n): Declare.
3344 * diagnostic.c (inform_n, error_n): New function.
3346 2010-03-01 Jakub Jelinek <jakub@redhat.com>
3348 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
3349 has no rtl yet when processing local_decls, queue it and recheck
3350 if deferred stack allocation hasn't assigned it rtl.
3352 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
3354 * config/sh/sh.c (unspec_bbr_uid): New.
3355 (gen_block_redirect): Use it instead of INSN_UID.
3356 (gen_far_branch): Likewise.
3358 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
3360 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
3361 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
3363 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3365 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
3366 (Warning Options): -Wno-conversion-null is valid for
3367 Objective-C++ as well.
3368 * doc/tm.texi (Named Address Spaces): Likewise.
3369 * doc/plugins.texi (Plugins): Replace TABs with spaces.
3370 * doc/tree-ssa.texi (Tree SSA): Likewise.
3372 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3375 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
3376 by default. Don't set the default arch for
3377 i[34567]86-*-darwin*|x86_64-*-darwin*.
3379 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3382 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
3383 default. Set the default 32bit/64bit archs with $with_arch
3384 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
3386 2010-02-27 Richard Guenther <rguenther@suse.de>
3388 PR tree-optimization/43186
3389 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
3390 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
3391 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
3392 unroller iterations.
3394 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3396 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
3397 required and i[34567]86-*-* targets don't support 64bit ISA.
3399 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
3402 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
3405 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
3407 * config.gcc: Set the default arch at least to Prescott for
3408 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
3409 if SSE math is enabled.
3411 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3413 * diagnostic.c (diagnostic_initialize): Update.
3414 (diagnostic_report_diagnostic): Test inhibit_notes_p for
3416 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
3417 (diagnostic_inhibit_notes): New.
3418 * toplev.c (process_options): inhibit notes with -fcompare-debug.
3420 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3423 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
3424 * doc/standards.texi: Likewise.
3425 * doc/extend.texi: Likewise.
3426 * doc/trouble.texi: Likewise.
3427 * doc/cppopts.texi: Likewise.
3428 * doc/install.texi: Likewise.
3429 * c.opt (std=c90,std=gnu90): New options.
3430 * c-opts.c (c_common_handle_option): Handle them.
3432 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3435 * c-decl.c (undeclared_variable): Use an informative note.
3437 2010-02-26 Richard Guenther <rguenther@suse.de>
3439 PR tree-optimization/43186
3440 * gimple.h (gimple_fold): Remove.
3441 * gimple.c (gimple_fold): Remove. Inline into single user ...
3442 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
3443 Try harder for conditions.
3445 2010-02-26 Jakub Jelinek <jakub@redhat.com>
3448 * function.c (used_types_insert): Don't skip through named pointer
3449 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
3450 and it is different from the main variant's type.
3452 2010-02-26 Nick Clifton <nickc@redhat.com>
3454 * config/rx/rx.md (sminsi3): Remove bogus alternative.
3456 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
3458 * config.gcc: Support --with-fpmath=sse for x86.
3460 * config/i386/ssemath.h: New.
3462 * doc/install.texi (--with-fpmath=sse): Documented.
3464 2010-02-26 Richard Guenther <rguenther@suse.de>
3466 PR tree-optimization/43188
3467 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
3468 vector types of over-aligned element type.
3470 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
3473 * config/i386/i386.c (expand_vec_perm_blend): Use correct
3474 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
3476 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
3478 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
3480 2010-02-26 Jakub Jelinek <jakub@redhat.com>
3482 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
3483 * var-tracking.c: Include diagnostic.h.
3484 (debug_dv): New function.
3485 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
3488 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
3489 (add_value_chain, add_value_chains, remove_value_chain,
3490 remove_value_chains): Handle DEBUG_EXPRs.
3491 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
3494 * regcprop.c (struct queued_debug_insn_change): New type.
3495 (struct value_data_entry): Add debug_insn_changes field.
3496 (struct value_data): Add n_debug_insn_changes field.
3497 (debug_insn_changes_pool): New variable.
3498 (free_debug_insn_changes, apply_debug_insn_changes,
3499 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
3500 (kill_value_one_regno): Call free_debug_insn_changes if needed.
3501 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
3503 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
3505 (copyprop_hardreg_forward_1): Don't call apply_change_group for
3506 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
3507 changes, call cprop_find_used_regs via note_stores.
3508 (copyprop_hardreg_forward): When copying vd from predecessor
3509 which has any queued DEBUG_INSN changes, make sure the pointers are
3510 cleared. At the end call df_analyze and then if there are any
3511 DEBUG_INSN changes queued at the end of some basic block for still
3512 live registers, apply them.
3513 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
3515 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
3517 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
3520 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
3522 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
3523 targets. Set the default with_cpu/with_arch from arch/cpu.
3524 Allow x86-64 and native for with_cpu/with_arch.
3526 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
3528 * ebitmap.c: Change calls to verify_popcount with calls to
3529 sbitmap_verify_popcount.
3530 (ebitmap_clear_bit): Fixed map->cacheindex test and
3531 map>cache update when bit clearing results in an empty
3534 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
3537 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
3538 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
3539 and support both V2DF and V2DI modes.
3540 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
3541 support both V2DF and V2DI modes.
3542 (general): Delete trailing whitespace from a few patterns.
3544 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3545 V2DF/V2DI interleave high/low builtins.
3547 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
3550 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
3551 interleave high/low functions.
3553 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
3555 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
3556 #pragma extern_prefix.
3558 2010-02-25 Jakub Jelinek <jakub@redhat.com>
3561 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
3562 BLKmode, assert op0 is a MEM and just adjust its mode.
3565 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
3566 if bitpos isn't multiple of mode's bitsize.
3568 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3570 * c.opt (-ftemplate-depth=): New.
3571 (-ftemplate-depth-): Deprecate.
3572 * optc-gen.awk: Handle -ftemplate-depth=.
3573 * opth-gen.awk: Likewise.
3574 * c-opts.c (c_common_handle_option): Likewise.
3575 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
3577 2010-02-24 Jason Merrill <jason@redhat.com>
3579 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
3581 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3583 * cfg.c (alloc_aux_for_block): Remove inline.
3584 (alloc_aux_for_edge): Likewise.
3586 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3588 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
3590 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3592 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
3593 * config/i386/sol2-gas.h: New file.
3594 * config.gcc (i[34567]86-*-solaris2*): Use it.
3596 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3599 * c-typeck.c (ep_convert_and_check): New.
3600 (build_conditional_expr): Use it.
3601 (build_binary_op): Likewise.
3603 2010-02-24 Jakub Jelinek <jakub@redhat.com>
3605 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
3608 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
3609 bounds even for -O+.
3610 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
3611 expr needs to have DECL_NAME set.
3613 2010-02-24 Nick Clifton <nickc@redhat.com>
3615 * config/mep/mep.c: Include gimple.h.
3616 (mep_function_uses_sp): Delete unused function.
3617 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
3618 parameters. Use unsigned integers to count args. Return a
3619 NULL_RTX instead of an error_mark_node. Toidy up formatting.
3621 2010-02-23 Jakub Jelinek <jakub@redhat.com>
3624 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
3625 greater or equal to nelt instead of 2 * nelt.
3626 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
3629 2010-02-23 Jason Merrill <jason@redhat.com>
3632 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
3633 in cfun->local_decls even if they have register types.
3636 * stor-layout.c (place_field): Don't warn about unnecessary
3637 DECL_PACKED if the type is packed.
3639 2010-02-23 Jakub Jelinek <jakub@redhat.com>
3642 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
3643 GOTOFF relocs, even when the base reg isn't pic pointer.
3645 2010-02-23 Michael Matz <matz@suse.de>
3648 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
3649 (expand_gimple_basic_block): Generate and use debug temps if there
3650 are debug uses left after the last real use of TERed ssa names.
3651 Unlink debug immediate uses when they are expanded.
3653 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
3656 * config/i386/i386.c (override_options): Reorganise to provide
3657 better error messages.
3659 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3662 * graphite-scop-detection.c (create_single_exit_edge): Move
3663 the call to find_single_exit_edge to....
3664 (create_sese_edges): ...here. Don't handle multiple edges
3665 exiting the function.
3666 (build_graphite_scops): Don't handle multiple edges
3667 exiting the function.
3669 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3672 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
3673 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
3675 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3678 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
3680 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
3683 * c-typeck.c (convert_arguments): Print declaration location.
3684 * c-common.c (validate_nargs): Rename as
3685 builtin_function_validate_nargs.
3686 (check_builtin_function_arguments): Update.
3688 2010-02-22 Richard Guenther <rguenther@suse.de>
3691 * tree-inline.c (declare_return_variable): Use the type of
3692 the call stmt lhs if available.
3694 2010-02-22 Duncan Sands <baldrick@free.fr>
3696 * passes.c (register_pass): Always consider all pass lists when
3697 ref_pass_instance_number is zero.
3699 2010-02-22 Richard Guenther <rguenther@suse.de>
3701 PR tree-optimization/42749
3702 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
3703 parameter. Do arithmetic in the original type.
3704 (update_accumulator_with_ops): Likewise.
3705 (adjust_accumulator_values): Adjust.
3707 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3709 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
3710 (QI to BLKmode splitter): New splitter.
3712 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
3714 * config/i386/i386.c (initial_ix86_tune_features): Turn on
3715 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
3717 2010-02-22 Richard Guenther <rguenther@suse.de>
3719 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
3721 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
3723 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
3724 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
3725 ($(T)crti.o, $(T)crtn.o): Remove rules.
3727 2010-02-21 Tobias Burnus <burnus@net-b.de>
3730 * doc/invoke.texi (-fassociative-math): Document that this
3731 option is automatically enabled for Fortran.
3733 2010-02-20 David S. Miller <davem@davemloft.net>
3735 * configure.ac: Test if linker and assembler properly support
3736 GOTDATA_OP relocations.
3737 * configure: Rebuild.
3738 * config.in: Likewise.
3739 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
3740 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
3741 (movsi_high_pic): Likewise.
3742 (movdi_lo_sum_pic): Likewise.
3743 (movdi_high_pic): Likewise.
3744 (movsi_pic_gotdata_op): New pattern.
3745 (movdi_pic_gotdata_op): Likewise.
3746 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
3747 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
3749 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
3752 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
3753 attribute to ssemul.
3754 (xop_mulv2div2di3_high): Ditto.
3756 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
3759 * c.opt (Wconversion-null): New option.
3760 * doc/invoke.texi (Wconversion-null): Document.
3762 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
3764 * common.opt (Wlarger-than-): Add Undocumented.
3766 2010-02-19 Mike Stump <mikestump@comcast.net>
3768 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
3770 2010-02-19 Jason Merrill <jason@redhat.com>
3773 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
3774 * configure: Likewise.
3776 2010-02-20 Alan Modra <amodra@gmail.com>
3779 * cgraph.h (cgraph_make_decl_local): Declare.
3780 * cgraph.c (cgraph_make_decl_local): New function.
3781 (cgraph_make_node_local): Use it.
3782 * cgraphunit.c (cgraph_function_versioning): Likewise.
3783 * ipa.c (function_and_variable_visibility): Likewise.
3785 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3788 * except.c (sjlj_emit_function_enter): Don't call
3789 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
3791 * rtl.h (add_reg_br_prob_note): Remove prototype.
3793 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
3796 * c-common.c (conversion_warning): Remove widening conversions
3797 before checking the conversion of integers to reals.
3799 2010-02-19 Mike Stump <mikestump@comcast.net>
3802 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
3805 * cgraphunit.c (process_function_and_variable_attributes): Check
3806 DECL_PRESERVE_P instead of looking up attribute "used".
3807 * ipa-pure-const.c (check_decl): Likewise.
3808 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
3809 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
3810 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
3811 instead of attribute "used".
3812 * config/sol2-c.c (solaris_pragma_init): Likewise.
3813 (solaris_pragma_fini): Likewise.
3815 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3817 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
3818 Use XCNEW instead of xcalloc.
3819 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
3820 XNEW instead of xmalloc.
3821 (get_fields): Use XNEWVEC instead of xmalloc.
3824 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
3825 populate vars array.
3826 (create_new_general_access): For debug stmts just reset value.
3827 (get_stmt_accesses): For accesses within debug stmts just record them
3828 using add_access_to_acc_sites instead of preventing the peeling or
3829 counting them as accesses.
3832 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
3834 2010-02-19 Richard Guenther <rguenther@suse.de>
3836 PR tree-optimization/42916
3837 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
3840 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
3842 * configure.ac: Replace all uses of changequote in macro arguments
3843 with proper quoting.
3845 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3848 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
3850 2010-02-19 Richard Guenther <rguenther@suse.de>
3852 PR tree-optimization/42944
3853 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
3854 test for aliasing with errno.
3856 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3859 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
3860 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
3861 * dojump.c: Include output.h.
3862 (inv): New inline function.
3863 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
3864 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
3865 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
3866 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
3867 argument, pass it down to other calls.
3868 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
3869 add REG_BR_PROB note to the conditional jump.
3870 * cfgexpand.c (add_reg_br_prob_note): Removed.
3871 (expand_gimple_cond): Don't call it, add the probability
3872 as last argument to jumpif_1/jumpifnot_1.
3873 * Makefile.in (dojump.o): Depend on output.h.
3874 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
3876 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
3877 * stmt.c (do_jump_if_equal): Likewise.
3878 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
3879 * loop-unswitch.c (compare_and_jump_seq): Likewise.
3880 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
3882 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
3883 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
3884 jumpifnot_1 callers.
3885 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
3887 (store_expr): Adjust jumpifnot caller.
3888 (store_constructor): Adjust jumpif caller.
3891 * gimplify.c (gimple_boolify): For __builtin_expect call
3892 gimple_boolify also on its first argument.
3894 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
3896 * configure.ac (gnu-unique-object): Wrap regexps using [] in
3898 (__stack_chk_fail): Ditto. Remove quadrigraphs.
3899 * configure: Regenerated.
3901 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3903 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
3904 lang_hooks.types_compatible_p instead of comptypes.
3906 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
3908 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
3909 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
3910 if __prefer_thumb__ is defined.
3912 2010-02-18 Martin Jambor <mjambor@suse.cz>
3914 PR tree-optimization/43066
3915 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
3916 array with zero-sized element type.
3918 2010-02-18 Jakub Jelinek <jakub@redhat.com>
3920 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
3921 rtx, allocate struct var_loc_node here and return it to the
3922 caller, and only if it is actually needed.
3923 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
3924 move it earlier and return immediately if it returns NULL.
3926 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
3928 * config/sparc/gas.h: New file. Restore
3929 TARGET_ASM_NAMED_SECTION to its ELF default.
3930 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
3932 * config/sparc/sparc.c (sparc_elf_asm_named_section):
3933 Likewise. Add ATTRIBUTE_UNUSED to prototype.
3934 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
3935 after sparc/sysv4.h.
3937 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
3939 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
3941 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
3943 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
3944 patterns from predicated pattern.
3946 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
3949 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
3950 for insn mnemonic suffix.
3952 2010-02-17 Richard Guenther <rguenther@suse.de>
3954 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
3957 2010-02-17 Jakub Jelinek <jakub@redhat.com>
3960 * caller-save.c (save_call_clobbered_regs): If BB ends with
3961 a DEBUG_INSN, move any notes in between last real insn and the last
3962 DEBUG_INSN after the last DEBUG_INSN.
3964 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
3966 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
3967 Fix return type. Fix argument type. Explain meaning of return value.
3969 2010-02-16 Richard Guenther <rguenther@suse.de>
3971 PR tree-optimization/41043
3972 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
3973 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
3975 (vrp_visit_phi_node): ... but only for loop PHI nodes.
3977 2010-02-16 Ira Rosen <irar@il.ibm.com>
3979 PR tree-optimization/43074
3980 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
3981 * tree-vect-loop.c (vect_analyze_loop_operations): Add
3982 vectorizable cycles in hybrid SLP check.
3983 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
3985 2010-02-16 Richard Guenther <rguenther@suse.de>
3987 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
3988 (true_dependence): If memrefs_conflict_p computes must-alias
3989 trust it. Move TBAA check after offset-based disambiguation.
3990 (canon_true_dependence): Likewise.
3992 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
3994 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
3995 * doc/invoke.texi: Document it.
3996 * var-tracking.c: Include toplev.h and params.h.
3997 (vt_find_locations): Return bool indicating success. Compute
3998 hash sizes unconditionally. Check new parameter, report.
3999 (variable_tracking_main_1): Check vt_find_locations results and
4000 retry. Renamed from...
4001 (variable_tracking_main): ... this. New wrapper to preserve
4002 flag_var_tracking_assignments.
4003 * Makefile.in (var-tracking.o): Adjust dependencies.
4005 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
4006 Jakub Jelinek <jakub@redhat.com>
4009 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
4010 if weak_import attribute is present.
4011 * config/darwin.c (machopic_select_section): Likewise.
4013 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
4015 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
4016 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
4017 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
4018 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
4020 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
4023 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
4026 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
4027 Rewrite text to refer to the names.
4029 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
4031 * config/i386/i386-builtin-types.def
4032 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
4033 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
4034 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
4035 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
4036 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
4037 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
4038 IX86_BUILTIN_VPERMIL2PS256.
4039 (MULTI_ARG_4_DF2_DI_I): Defined.
4040 (MULTI_ARG_4_DF2_DI_I1): Defined.
4041 (MULTI_ARG_4_SF2_SI_I): Defined.
4042 (MULTI_ARG_4_SF2_SI_I1): Defined.
4043 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
4044 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
4045 __builtin_ia32_vpermil2ps256.
4046 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4047 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4048 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
4049 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4050 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4051 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
4052 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
4053 CODE_FOR_xop_vpermil2v8sf3.
4054 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
4055 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
4056 * config/i386/xopintrin.h (_mm_permute2_pd): New.
4057 (_mm256_permute2_pd): New.
4058 (_mm_permute2_ps): New.
4059 (_mm256_permute2_ps): New.
4061 2010-02-15 Nick Clifton <nickc@redhat.com>
4063 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
4064 boolean parameters. Use emit_jump_insn when emitting a pop
4065 instruction containing a return insn.
4066 (push): Use 'true' rather than '1' as second parameter to F.
4067 (h8300_expand_prologue): Likewise.
4068 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
4069 (h8300_expand_epilogue): Likewise.
4071 2010-02-15 Richard Guenther <rguenther@suse.de>
4074 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
4077 2010-02-15 Nick Clifton <nickc@redhat.com>
4079 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
4082 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
4084 * intl.c (fake_ngettext): New function.
4085 * intl.h (fake_ngettext): Declare.
4086 (ngettext): Define macro.
4087 * collect2.c (notice_translated): New function.
4088 (main): Use notice_translated and ngettext.
4089 * collect2.h (notice_translated): Declare.
4091 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
4093 * reorg.c (delete_computation): Comment fixes.
4094 * caller-save.c (setup_save_areas): Idem.
4095 * sel-sched-dump.c (dump_lv_set): Idem.
4098 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4100 * config/s390/s390.c (s390_sched_init): New function.
4101 (TARGET_SCHED_INIT): Target hook defined.
4103 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
4104 Jack Howarth <howarth@bromo.med.uc.edu>
4105 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
4108 Partial revert of unintended change in fix for PR41605.
4109 * config/darwin.h: Fix typo.
4110 * config/darwin9.h: Same.
4112 2010-02-11 Jakub Jelinek <jakub@redhat.com>
4114 * c-pch.c (pch_init): Clear v.
4116 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4119 * graphite-scop-detection.c (graphite_can_represent_scev): Call
4120 graphite_can_represent_init for MULT_EXPR.
4122 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4126 * graphite-sese-to-poly.c (remove_phi): New.
4127 (translate_scalar_reduction_to_array): Call remove_phi.
4129 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4132 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
4133 * graphite-clast-to-gimple.h (gloog): Update declaration.
4134 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
4135 * graphite-poly.h (struct poly_bb): Add missing comments.
4136 (struct scop): Add poly_scop_p field.
4138 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
4139 * graphite.c (graphite_transform_loops): Build the polyhedral
4140 representation for each scop before code generation.
4141 * sese.c (rename_variables_in_operand): Removed.
4142 (rename_variables_in_expr): Return the renamed expression.
4143 (rename_sese_parameters): New.
4144 * sese.h (rename_sese_parameters): Declared.
4146 2010-02-11 Richard Guenther <rguenther@suse.de>
4148 PR tree-optimization/42998
4149 * tree-ssa-pre.c (create_expression_by_pieces): Treat
4150 POINTER_PLUS_EXPR properly.
4152 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4153 Changpeng Fang <changpeng.fang@amd.com>
4156 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
4157 the cost of an IV candidate when the IV is used in a test against zero.
4159 * gcc.dg/tree-ssa/ivopts-3.c: New.
4161 2010-02-11 Richard Guenther <rguenther@suse.de>
4164 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
4165 pointer-vs-decl case by swapping refs. Handle some cases
4166 of pointer-vs-decl disambiguations more conservatively.
4167 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
4168 to false after expanding.
4170 2010-02-11 Richard Guenther <rguenther@suse.de>
4173 * gcc.c (process_command): Handle LTO file@offset case more
4176 2010-02-11 Jakub Jelinek <jakub@redhat.com>
4178 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
4179 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
4181 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
4183 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
4184 if MEM's mode size isn't DWARF2_ADDR_SIZE.
4185 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
4186 Optimize eq/ne comparisons when both arguments are known to be
4188 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
4189 Don't mask operands unnecessarily if they are known to be already
4192 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
4194 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
4197 2010-02-10 Richard Guenther <rguenther@suse.de>
4199 PR tree-optimization/43017
4200 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
4201 for wrapping signed arithmetic.
4203 2010-02-10 Jakub Jelinek <jakub@redhat.com>
4206 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
4207 if no debug info should be emitted for it.
4209 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
4211 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
4212 note when flag_exceptions is set.
4214 2010-02-10 Duncan Sands <baldrick@free.fr>
4216 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
4218 2010-02-10 Richard Guenther <rguenther@suse.de>
4221 * tree.c (get_unwidened): Handle constants.
4222 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
4224 2010-02-10 Martin Jambor <mjambor@suse.cz>
4227 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
4228 check for variable argument counts independently.
4230 2010-02-10 Christian Bruel <christian.bruel@st.com>
4233 * config/sh/sh.c (find_barrier): Increase length for non delayed
4234 conditional branches.
4236 2010-02-10 Christian Bruel <christian.bruel@st.com>
4238 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
4240 2010-02-10 Jakub Jelinek <jakub@redhat.com>
4242 * builtins.c (set_builtin_user_assembler_name): Also handle
4243 ffs if int is smaller than word.
4245 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
4248 * ira-conflicts.c (get_dup): Remove.
4249 (process_reg_shuffles): Add new parameter. Use it as an
4250 additional guard for copy generation.
4251 (add_insn_allocno_copies): Rewrite.
4253 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
4255 * common.opt (fsched2-use-traces): Preserved for backward
4257 * doc/invoke.texi: Remove the documentation about option
4258 -fsched2-use-traces.
4259 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
4260 flag_sched2_use_traces.
4261 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
4262 the backward compatibility flag section.
4264 2010-02-09 Richard Guenther <rguenther@suse.de>
4266 PR tree-optimization/43008
4267 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
4268 make HEAP variables initialized from global memory if they
4269 are not known builtin functions.
4270 (find_func_aliases): Adjust.
4272 2010-02-09 Richard Guenther <rguenther@suse.de>
4274 PR tree-optimization/43000
4275 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
4276 arithmetic manually.
4278 2010-02-08 Jakub Jelinek <jakub@redhat.com>
4280 PR tree-optimization/42931
4281 * tree-loop-linear.c (try_interchange_loops): Don't call
4282 double_int_mul if estimated_loop_iterations failed.
4284 2010-02-08 Martin Jambor <mjambor@suse.cz>
4287 * tree-sra.c (build_accesses_from_assign): Do not mark in
4288 should_scalarize_away_bitmap if stmt has volatile ops.
4289 (sra_modify_assign): Do not process assigns piecemeal if if stmt
4292 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
4294 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
4296 2010-02-07 Adam Nemet <adambnmet@gmail.com>
4298 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
4301 2010-02-07 Andrew Pinski <pinskia@gmail.com>
4304 * df-core.c (df_finish_pass): Change type of saved_flags to int.
4306 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
4309 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
4310 to unknown_dependence.
4311 (graphite_legal_transform_dr): Handle the unknown_dependence.
4312 (graphite_carried_dependence_level_k): Same.
4314 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
4316 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
4318 2010-02-07 Richard Guenther <rguenther@suse.de>
4321 * expr.c (get_inner_reference): Always initialize *pbitsize.
4323 2010-02-07 Richard Guenther <rguenther@suse.de>
4326 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
4327 new ARRAY_REFs on variable size element or minimal index arrays.
4329 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
4330 gimple_fold_indirect_ref.
4332 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
4335 * arm.c (arm_override_options): Just return if the user has specified
4336 an invalid fpu name.
4338 2010-02-03 Jason Merrill <jason@redhat.com>
4341 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
4342 i386_pe_maybe_record_exported_symbol.
4344 2010-02-05 Steve Ellcey <sje@cup.hp.com>
4347 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
4348 (pa_delegitimize_address): New function.
4350 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
4352 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
4353 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
4355 2010-02-05 Richard Guenther <rguenther@suse.de>
4358 * lto-streamer-in.c (get_resolution): Deal with references
4359 to undefined functions.
4361 2010-02-05 Richard Guenther <rguenther@suse.de>
4363 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
4364 (fold_const_aggregate_ref): Likewise.
4365 (ccp_fold_stmt): Substitute loads.
4366 (maybe_fold_reference): Verify types before substituting.
4368 (fold_gimple_assign): Unshare properly.
4369 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
4371 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
4373 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
4374 for rs6000_gen_cell_microcode.
4376 2010-02-04 Richard Guenther <rguenther@suse.de>
4378 PR rtl-optimization/42952
4379 * dse.c (const_or_frame_p): Remove MEM handling.
4381 2010-02-04 Nick Clifton <nickc@redhat.com>
4383 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
4384 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
4385 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
4386 (mn10300_asm_output_mi_thunk): New function.
4387 (mn10300_can_output_mu_thunk): New function.
4388 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
4389 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
4390 (FUNCTION_ARG): Delete incorrect comment.
4392 2010-02-03 Jason Merrill <jason@redhat.com>
4395 * fold-const.c (operand_equal_p): Handle erroneous types.
4397 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
4399 * config/h8300/h8300.md (can_delay): Fix attibute condition.
4401 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
4403 PR rtl-optimization/42941
4404 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
4407 2010-02-03 Jason Merrill <jason@redhat.com>
4410 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
4412 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
4415 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
4416 (cselib_reset_table): Renamed from...
4417 (cselib_reset_table_with_next_value): ... this.
4418 (cselib_get_next_uid): Renamed from...
4419 (cselib_get_next_unknown_value): ... this.
4420 * cselib.c (next_uid): Renamed from...
4421 (next_unknown_value): ... this.
4422 (cselib_clear_table): Adjust.
4423 (cselib_reset_table): Adjust. Renamed from...
4424 (cselib_reset_table_with_next_value): ... this.
4425 (cselib_get_next_uid): Adjust. Renamed from...
4426 (cselib_get_next_unknown_value): ... this.
4427 (get_value_hash): Use hash.
4428 (cselib_hash_rtx): Likewise.
4429 (new_cselib_val): Adjust. Set and dump uid.
4430 (cselib_lookup_mem): Pass next_uid as hash.
4431 (cselib_subst_to_values): Likewise.
4432 (cselib_log_lookup): Dump uid.
4433 (cselib_lookup): Pass next_uid as hash. Adjust.
4434 (cselib_process_insn): Adjust.
4435 (cselib_init): Initialize next_uid.
4436 (cselib_finish): Adjust.
4437 (dump_cselib_table): Likewise.
4438 * dse.c (canon_address): Dump value uid.
4439 * print-rtl.c (print_rtx): Print value uid.
4440 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
4442 (dv_uid): New function, sort of renamed from...
4443 (dv_htab_hash): ... this, reimplemented in terms of it and...
4444 (dv_uid2hash): ... this. New.
4445 (variable_htab_eq): Drop excess assertions.
4446 (tie_break_pointers): Removed.
4447 (canon_value_cmp): Compare uids.
4448 (variable_post_merge_New_vals): Print uids.
4449 (vt_add_function_parameters): Adjust.
4450 (vt_initialize): Reset table. Adjust.
4452 2010-02-03 Richard Guenther <rguenther@suse.de>
4454 PR tree-optimization/42944
4455 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
4456 (call_may_clobber_ref_p_1): Likewise. Properly handle
4457 malloc and calloc clobbering errno.
4459 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
4461 * doc/invoke.texi: Fix name of sched1 dump.
4463 * opts.c (decode_options): Set flag_tree_switch_conversion
4464 only conditionally on optimize >= 2.
4466 * gcse.c: Assorted comment fixes in pass description.
4468 2010-02-03 Anthony Green <green@moxielogic.com>
4470 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
4471 nop padding in order to maintain alignment of storage location of
4472 target function address.
4473 (moxie_trampoline_init): Store target function address at newly
4475 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
4477 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
4479 2010-02-03 Richard Guenther <rguenther@suse.de>
4482 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
4484 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4486 * config.gcc: Reenable check for obsolete targets.
4487 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
4488 mips-sgi-irix6.[0-4]*.
4490 2010-02-02 Nick Clifton <nickc@redhat.com>
4492 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
4493 constant size of 4 as being the same as 0.
4494 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
4495 can take values in the range 0..4.
4497 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
4500 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
4501 as _darwin10_Unwind_FindEnclosingFunction().
4502 * libgcc-libsystem.ver: New.
4504 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
4507 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
4508 implicitly set registers.
4510 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
4512 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
4513 (arm_override_options): Allow automatic selection of the thread
4514 pointer register if thumb2.
4515 (legitimize_pic_address): Improve code sequences for Thumb2.
4516 (arm_call_tls_get_addr): Likewise.
4517 (legitimize_tls_address): Likewise.
4518 * arm.md (pic_load_addr_arm): Delete. Replace with ...
4519 (pic_load_addr_32bit): ... this. New named pattern.
4520 * thumb2.md (pic_load_addr_thumb2): Delete.
4521 (pic_load_dot_plus_four): Delete.
4522 (tls_load_dot_plus_four): New named pattern.
4524 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4527 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
4528 Document fix for TLS bug.
4530 2010-01-31 Richard Guenther <rguenther@suse.de>
4532 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
4533 conservatively correct.
4535 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4539 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4541 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
4543 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4545 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
4547 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
4549 * config.gcc: Adjust order of makefile fragments for mingw targets.
4551 2010-01-31 Richard Guenther <rguenther@suse.de>
4554 * gimplify.c (gimplify_init_constructor): For volatile LHS
4555 initialize a temporary.
4557 2010-01-31 Matthias Klose <doko@ubuntu.com>
4559 * configure.ac: Fix __stack_chk_fail check for cross builds configured
4561 * configure: Regenerate.
4563 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
4565 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4566 the same alias set and their sizes different constantness.
4567 (aliasing_component_refs_p): Revert 2009-10-24 change.
4569 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4571 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
4574 2010-01-29 Richard Guenther <rguenther@suse.de>
4576 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
4577 Assert we successfully updated the call.
4579 2010-01-29 Jakub Jelinek <jakub@redhat.com>
4581 PR rtl-optimization/42889
4582 * df.h (df_set_bb_dirty_nonlr): New prototype.
4583 * df-core.c (df_set_bb_dirty_nonlr): New function.
4584 * df-scan.c (df_insn_rescan): Call it instead of
4585 df_set_bb_dirty for DEBUG_INSNs.
4587 2010-01-29 Richard Guenther <rguenther@suse.de>
4590 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
4591 quadratic behavior in most cases.
4593 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
4596 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
4597 in the call to gen_x86_movsicc_0_m1.
4599 2010-01-28 Richard Guenther <rguenther@suse.de>
4601 PR tree-optimization/42871
4602 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
4604 2010-01-28 Richard Guenther <rguenther@suse.de>
4606 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
4607 into call arguments.
4609 2010-01-28 Richard Guenther <rguenther@suse.de>
4612 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
4613 the forwarder if the destination is an EH landing pad.
4615 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
4617 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
4618 block list passed to gimple_duplicate_sese_tail.
4619 (parallelize_loops): Avoid parallelization when the function
4621 Avoid parallelization when the preheader is IRREDUCIBLE.
4622 Try to optimize when estimated_loop_iterations_int is unresolved.
4623 Add the loop's location to the dump file.
4624 * tree-cfg.c (add_phi_args_after_redirect): Remove.
4625 (gimple_duplicate_sese_tail): Remove the check for the latch.
4626 Redirect nexits to the exit block.
4627 Remove handling of the incoming edges to the latch.
4628 Redirect the backedge from the copied latch to the exit bb.
4630 2010-01-28 Michael Matz <matz@suse.de>
4633 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
4634 Wrap force_reg into a sequence, emit it before user.
4636 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
4638 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
4640 (arm_legacy_rev): Likewise.
4641 (thumb_legacy_rev): Likewise.
4643 2010-01-27 Jakub Jelinek <jakub@redhat.com>
4645 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
4646 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
4647 on MEM's address failed, try avoid_constant_pool_reference and
4648 recurse if it returned something different.
4649 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
4650 address, try avoid_constant_pool_reference and recurse if it
4651 returned something different.
4652 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
4653 address and avoid_constant_pool_reference returned something
4654 different, don't set have_address.
4656 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
4659 * var-tracking.c (val_store): Add modified argument, obey it.
4661 (count_uses): Move down logging of main.
4662 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
4663 don't need resolution.
4664 (emit_notes_in_bb): Likewise.
4666 2010-01-27 Richard Guenther <rguenther@suse.de>
4669 * tree-inline.c (remap_decl): Delay remapping of SSA name
4670 default definitions until we need them.
4672 2010-01-27 Jakub Jelinek <jakub@redhat.com>
4674 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
4675 (rs6000_delegitimize_address): New function.
4677 * config/s390/s390.c (s390_delegitimize_address): Call
4678 delegitimize_mem_from_attrs.
4681 * tree-inline.c (cannot_copy_type_1): Removed.
4682 (copy_forbidden): Don't forbid copying of functions containing
4683 records/unions with variable length fields.
4685 2010-01-27 Christian Bruel <christian.bruel@st.com>
4689 * config/sh/sh.c (find_barrier): Increase length for non delayed
4690 conditional branches.
4692 2010-01-27 Matthias Klose <doko@ubuntu.com>
4694 * configure.ac (gnu-unique-object): Fix ldd version check.
4695 * configure: Regenerate.
4697 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4699 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
4701 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
4702 Test for HAVE_GNU_AS value.
4704 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4706 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
4707 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
4708 INT64_TYPE): Define.
4709 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
4710 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4711 INT_LEAST64_TYPE): Define.
4712 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
4713 UINT_LEAST64_TYPE): Define.
4714 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
4715 INT_FAST64_TYPE): Define.
4716 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4717 UINT_FAST64_TYPE): Define.
4718 (INTMAX_TYPE, UINTMAX_TYPE): Define.
4719 (INTPTR_TYPE, UINTPTR_TYPE): Define.
4720 (SIG_ATOMIC_TYPE): Define.
4722 2010-01-26 Richard Guenther <rguenther@suse.de>
4724 * df-scan.c (df_scan_set_bb_info): Remove assert.
4725 (df_insn_rescan_debug_internal): Merge asserts.
4726 (df_install_ref): Likewise.
4727 (df_mark_reg): Use bitmap_set_range.
4728 (df_hard_reg_used_p): Remove assert.
4729 (df_hard_reg_used_count): Likewise.
4731 2010-01-26 Richard Guenther <rguenther@suse.de>
4733 PR rtl-optimization/42685
4734 * web.c (web_main): Ignore DEBUG_INSNs.
4736 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
4738 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
4740 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
4741 Fix types of fndecl and arglist parameters.
4743 2010-01-26 Richard Guenther <rguenther@suse.de>
4746 * tree-eh.c (unsplit_eh): Skip debug insns.
4748 2010-01-26 Richard Guenther <rguenther@suse.de>
4750 PR tree-optimization/42250
4751 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
4753 2010-01-26 Jakub Jelinek <jakub@redhat.com>
4756 * omp-low.c (expand_omp_sections): Only use single_pred if
4757 l2_bb is single_pred_p.
4759 2010-01-25 Christian Bruel <christian.bruel@st.com>
4762 * config/sh/sh.c (find_barrier): Increase length for non delayed
4763 conditional branches.
4764 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
4766 2010-01-24 David S. Miller <davem@davemloft.net>
4768 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
4769 define if not using GAS.
4770 * config/sparc/sparc.c (sparc_elf_asm_named_section):
4771 Likewise. Delete SECTION_MERGE code, which is only applicable
4774 2010-01-24 Mark Mitchell <mark@codesourcery.com>
4777 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
4778 mangling of va_list in system headers.
4780 2010-01-23 Toon Moene <toon@moene.org>
4782 * tree-predcom.c (combine_chains): Return NULL, not false.
4784 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
4786 * tree-loop-distribution.c (distribute_loop): Fix declaration and
4787 initialization of variable res to agree with return type.
4789 2010-01-22 Steve Ellcey <sje@cup.hp.com>
4791 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
4792 * tree-sra.c: Add include of expr.h.
4794 2010-01-22 Jakub Jelinek <jakub@redhat.com>
4796 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
4797 insert the debug stmt on the single non-EH edge from the stmt.
4799 2010-01-22 Richard Henderson <rth@redhat.com>
4802 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
4803 the RHS until after generate_subtree_copies has insertted its
4804 code before the current statement.
4806 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
4808 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
4810 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
4812 2010-01-21 Martin Jambor <mjambor@suse.cz>
4814 PR tree-optimization/42585
4815 * tree-sra.c (struct access): New field grp_total_scalarization.
4816 (dump_access): Dump the new field.
4817 (should_scalarize_away_bitmap): New variable.
4818 (cannot_scalarize_away_bitmap): Likewise.
4819 (sra_initialize): Allocate new bitmaps.
4820 (sra_deinitialize): Free new bitmaps.
4821 (create_access_1): New function.
4822 (create_access): Parts moved to create_access_1.
4823 (type_consists_of_records_p): New function.
4824 (completely_scalarize_record): Likewise.
4825 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
4826 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
4827 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
4829 (analyze_all_variable_accesses): Completely scalarize small eligible
4832 2010-01-21 Martin Jambor <mjambor@suse.cz>
4834 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
4836 2010-01-21 Andrew Haley <aph@redhat.com>
4838 * gcc.c (process_command): Move lang_specific_driver before
4839 setting cc_libexec_prefix.
4841 2010-01-21 Richard Guenther <rguenther@suse.de>
4844 * fold-const.c (negate_expr_p): Pretend only negative
4845 real constants are easily negatable.
4847 2010-01-20 Janis Johnson <janis187@us.ibm.com>
4848 Jason Merrill <jason@redhat.com>
4850 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
4851 (TYPE_TRANSPARENT_AGGR): this, for union and record.
4852 * calls.c (initialize argument_information): Handle it.
4853 * c-common.c (handle_transparent_union_attribute): Use new name.
4854 * c-decl.c (finish_struct): Ditto.
4855 * c-typeck.c (type_lists_compatible_p): Ditto.
4856 (convert_for_assignment): Use new name and also handle record.
4857 * function.c (aggregate_value_p): Handle it.
4858 (pass_by_reference): Ditto.
4859 (assign_parm_data_types): Ditto.
4860 * print-tree.c (print_node): Ditto.
4861 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
4862 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
4863 * tree.c (first_field): New fn.
4865 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
4868 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
4869 even when linking statically, for now.
4871 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
4874 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
4875 without a cselib val.
4876 (count_uses): Accept MO_VAL_SET with no val on stores.
4877 (add_stores): Likewise.
4879 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4881 * var-tracking.c (check_value_val): Add a compile time assertion.
4882 (dv_is_decl_p): Simplify.
4883 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
4884 gcc_assert if ENABLE_CHECKING.
4886 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
4889 * var-tracking.c: Include tree-flow.h.
4890 (mem_dies_at_call): New.
4891 (dataflow_set_preserve_mem_locs): Use it.
4892 (dataflow_set_remove_mem_locs): Likewise.
4893 (dump_var): Renamed from dump_variable. Adjust all callers.
4894 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
4895 * Makefile.in (var-tracking.o): Adjust deps.
4897 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
4899 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
4901 2010-01-20 Richard Guenther <rguenther@suse.de>
4903 PR tree-optimization/42717
4904 * tree-ssa-dce.c (get_live_post_dom): Remove.
4905 (forward_edge_to_pdom): Take an arbitrary edge to copy
4906 degenerate PHI args from.
4907 (remove_dead_stmt): Use the first post-dominator even if it
4908 does not contain live statements as redirection destination.
4910 2010-01-20 Richard Guenther <rguenther@suse.de>
4912 * tree-inline.c (estimate_num_insns): Handle EH builtins.
4914 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4916 * sel-sched.c (create_speculation_check): Remove set but not used
4918 (try_transformation_cache): Remove set but not used variable ds.
4919 (calculate_privileged_insns): Remove set but not used variables
4920 cur_insn and min_spec_insn.
4921 (find_best_expr): Remove set but not used variable avail_n.
4922 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
4924 * cgraphunit.c (assemble_thunk): Remove set but not used variable
4926 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
4927 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
4930 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
4933 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
4934 cpu types. Add support for *-sse3 cpu types.
4935 (x86_64-*-*): Ditto.
4937 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4940 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
4941 argument, call initializer_constant_valid_p_1 instead of
4942 initializer_constant_valid_p, pass CACHE to it, return NULL
4943 immediately if first call returns NULL.
4944 (initializer_constant_valid_p_1): New function.
4945 (initializer_constant_valid_p): Use it.
4947 2010-01-20 Thomas Quinot <quinot@adacore.com>
4949 * tree.def (PLACEHOLDER_EXPR): Fix comment.
4951 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4953 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
4954 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
4955 (loc_list_from_tree): Don't handle unsigned division. Handle
4956 signed modulo using DW_OP_{over,over,div,mul,minus}.
4957 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
4958 modulo instead of signed.
4960 2010-01-20 DJ Delorie <dj@redhat.com>
4962 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
4964 (h8300_emit_stack_adjustment): Propogate it.
4966 (h8300_expand_prologue): Likewise.
4967 (h8300_expand_epilogue): Likewise.
4969 2010-01-19 Michael Matz <matz@suse.de>
4971 PR tree-optimization/41783
4972 * tree-data-ref.c (toplevel): Include flags.h.
4973 (dump_data_dependence_relation): Also dump the inputs if the
4974 result will be unknown.
4975 (split_constant_offset_1): Look through some conversions.
4976 * tree-predcom.c (determine_roots_comp): Restart a new chain if
4977 the offset from last element is too large.
4978 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
4979 (reassociate_to_the_same_stmt): Handle vector registers.
4980 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
4982 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
4983 wide_prolog_niters argument, emit widening instructions.
4984 (vect_do_peeling_for_alignment): Adjust caller, use widened
4985 variant of the iteration cound.
4986 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
4988 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4991 * config/arm/neon-testgen.m (emit_automatics): New parameter
4992 features. Adjust for Fixed_return_reg feature.
4993 (test_intrinsic): Call emit_automatics with new feature.
4994 * config/arm/neon.ml: Update copyright years.
4995 (features): New Fixed_return_reg feature.
4996 (ops): Update feature for Vget_low.
4998 2010-01-19 Jakub Jelinek <jakub@redhat.com>
5000 PR tree-optimization/42719
5001 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
5005 * fwprop.c (all_uses_available_at): Return false if def_set dest
5006 is a REG that is used in def_insn.
5008 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
5010 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
5012 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
5015 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
5017 * target.h (struct gcc_target) <secondary_reload>: Change type
5018 of last argument to secondary_reload_info *.
5020 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
5023 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
5024 memory references with unaligned offsets. Remove CQImode handling.
5025 (unaligned_memory_operand): Return 1 for memory references with
5026 unaligned offsets. Remove CQImode handling.
5028 2010-01-18 Richard Guenther <rguenther@suse.de>
5031 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
5034 2010-01-18 Richard Guenther <rguenther@suse.de>
5036 PR tree-optimization/42781
5037 * tree-ssa-structalias.c (find_what_var_points_to): Skip
5038 restrict processing only if the original variable was artificial.
5040 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
5042 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
5043 find number of popped argument bytes.
5045 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
5046 Fix the text that describes the return value for invalid insns.
5048 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
5050 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
5051 Clarify what 'cost of the -dependence' is. Fix quoting.
5053 * toplev.c (default_get_pch_validity): Rename argument to "sz".
5054 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
5056 2010-01-17 Jakub Jelinek <jakub@redhat.com>
5058 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
5059 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
5061 2010-01-17 Richard Guenther <rguenther@suse.de>
5064 * function.c (split_complex_args): Take a VEC to modify.
5065 (assign_parms_augmented_arg_list): Build a VEC instead of
5066 a chain of PARM_DECLs.
5067 (assign_parms_unsplit_complex): Take a VEC of arguments.
5068 Do not fixup unmodified parms.
5069 (assign_parms): Deal with the VEC.
5070 (gimplify_parameters): Likewise.
5072 2010-01-17 Richard Guenther <rguenther@suse.de>
5074 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
5075 node existence check.
5076 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
5077 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
5078 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
5079 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
5080 (gimple_execute_on_growing_pred): Likewise.
5082 2010-01-17 Richard Guenther <rguenther@suse.de>
5084 PR tree-optimization/42773
5085 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
5086 (compute_antic_aux): Likewise.
5087 (compute_partial_antic_aux): Likewise.
5089 2010-01-17 Jie Zhang <jie.zhang@analog.com>
5092 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
5095 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
5097 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
5100 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
5101 Fix markup for strict argument.
5103 (TARGET_SCHED_REORDER2): Fix argument types.
5105 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
5106 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
5108 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
5109 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
5111 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
5114 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
5115 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
5116 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
5117 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
5118 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
5120 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
5122 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
5124 (TARGET_ASM_RELOC_RW_MASK): Add return type.
5125 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
5127 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
5129 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
5132 (TARGET_ASM_NAMED_SECTION): Fix argument list.
5134 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
5135 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
5137 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
5139 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
5141 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
5142 referring to it. Fix language.
5144 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
5146 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
5148 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
5150 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
5152 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
5153 '@var{stream}. Remove stray 'and'.
5155 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
5157 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
5159 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
5161 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
5162 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
5164 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
5165 Fix description of return value.
5166 Rename argument "sz" to "len."
5168 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
5169 Clarify meaning of 'true' return value.
5171 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
5173 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
5174 rep_mode versus mode_rep.
5176 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
5178 (TARGET_BUILTIN_DECL): Fix name.
5180 (TARGET_COMMUTATIVE_P): Fix type of first argument.
5182 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
5184 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
5186 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
5188 (TARGET_RELAXED_ORDERING): Use @deftypevr.
5190 (TARGET_GET_DRAP_RTX): Note that this is a hook.
5193 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
5194 Rename argument tm_fn to md_fn.
5196 (TARGET_OPTION_PRINT): Fix argument list.
5198 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
5201 * config/i386/i386.c (ix86_fixup_binary_operands):
5202 Revert FMA4 fixup of operands.
5204 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5207 * Makefile.in (write_entries_to_file, install-plugin):
5208 Use \012 instead of \n with tr.
5210 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
5212 * configure.ac (HAVE_AS_REF): New C macro.
5213 * configure: Regenerate.
5214 * config.in: Likewise.
5215 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
5217 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
5220 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
5222 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
5224 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
5226 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
5228 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
5230 (TARGET_IN_SMALL_DATA_P): Fix argument type.
5232 (TARGET_BINDS_LOCAL_P): Fix argument type.
5234 (TARGET_ASM_FILE_END): Use prototype.
5236 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
5238 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
5240 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
5242 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
5244 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
5245 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
5247 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
5248 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
5250 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
5251 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
5252 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
5253 (TARGET_ADDR_SPACE_CONVERT): Likewise.
5255 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
5257 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
5259 (TARGET_INIT_BUILTINS): Use prototype.
5261 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
5262 Put 'const char *' in braces. Fix parameter types.
5263 (TARGET_INVALID_CONVERSION): Fix parameter types.
5264 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
5265 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
5267 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
5270 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
5272 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
5274 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
5276 * doc/tm.texi (TARGET_HELP): Fix return type.
5278 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
5279 in braces. Fix argument types.
5281 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
5283 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
5285 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
5287 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
5288 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
5290 (TARGET_MANGLE_TYPE): Fix argument types.
5292 (TARGET_IRA_COVER_CLASSES): Use prototype.
5294 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
5296 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
5298 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
5300 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
5302 (TARGET_CALLEE_COPIES): Fix argument types.
5304 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
5306 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
5308 (TARGET_FUNCTION_VALUE): Fix argument types.
5310 (TARGET_RETURN_IN_MSB): Fix argument type.
5312 (TARGET_RETURN_IN_MEMORY): Fix argument types.
5314 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
5316 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
5318 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
5319 agree with return type.
5321 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
5323 2010-01-15 Jing Yu <jingyu@google.com>
5325 PR rtl-optimization/42691
5326 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
5327 a pseudo to a constant and are merged, and adjust comments.
5329 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
5331 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
5333 2010-01-15 Richard Guenther <rguenther@suse.de>
5336 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
5337 labels of computed or non-local gotos to the destination.
5338 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
5339 landing pad label is the first label.
5341 2010-01-15 Richard Guenther <rguenther@suse.de>
5343 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
5345 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
5348 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
5349 to allow generation of the xssqrtdp instruction on power7.
5350 (sqrtdf2_fpr): Ditto.
5352 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5355 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
5356 functions with noreturn attribute.
5359 * varasm.c (declare_weak): Add weak attribute to decl if it
5360 doesn't have one already.
5361 (assemble_external): Only add decls to weak_decls if they also
5362 have weak attribute.
5364 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
5366 * var-tracking.c (var_reg_delete): Don't delete the association
5367 between REGs and values or one-part variables if the register
5370 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5373 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
5374 because its first operand is a non-localized variable.
5376 2010-01-14 Martin Jambor <mjambor@suse.cz>
5378 PR tree-optimization/42706
5379 * tree-sra.c (encountered_recursive_call): New variable.
5380 (encountered_unchangable_recursive_call): Likewise.
5381 (sra_initialize): Initialize both new variables.
5382 (callsite_has_enough_arguments_p): New function.
5383 (scan_function): Call decl and flags check only for IPA-SRA, check
5384 whether there is a recursive call and whether it has enough arguments.
5385 (all_callers_have_enough_arguments_p): New function.
5386 (convert_callers): Look for recursive calls only when
5387 encountered_recursive_call is set.
5388 (ipa_early_sra): Bail out either if
5389 !all_callers_have_enough_arguments_p or
5390 encountered_unchangable_recursive_call.
5392 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5394 * sel-sched.c: Add 2010 to copyright years.
5395 * sel-sched-ir.c: Likewise.
5396 * sel-sched-ir.h: Likewise.
5398 2010-01-14 Martin Jambor <mjambor@suse.cz>
5400 PR tree-optimization/42714
5401 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
5402 constructors specially.
5404 2010-01-14 Andi Kleen <ak@linux.intel.com>
5406 * config/i386/drivers-i386.c (detect_caches_intel):
5407 Add l2sizekb parameter and fill in.
5408 (host_detect_local_cpu): Add l2sizekb, fill in.
5409 Add Atom small cache heuristic.
5411 2010-01-14 Andi Kleen <ak@linux.intel.com>
5413 * config/i386/drivers-i386.c (detect_caches_cpuid4):
5414 Add level3 parameter and fill in.
5415 (detect_caches_intel): Handle level3 cache.
5417 2010-01-14 Andi Kleen <ak@linux.intel.com>
5419 * config/i386/drivers-i386.c (host_detect_local_cpu):
5420 Fix core duo detection.
5422 2010-01-14 Andi Kleen <ak@linux.intel.com>
5424 * config/i386/drivers-i386.c (host_detect_local_cpu):
5427 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5429 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
5430 (rs6000_variable_issue_1): this. Use...
5431 (rs6000_variable_issue): here. Reimplement. Print debug info.
5433 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5435 * sel-sched-ir.c (sel_restore_other_notes): Rename to
5436 sel_restore_notes. Update all callers. Call reemit_notes
5439 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5441 PR rtl-optimization/42246
5442 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
5445 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5447 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
5448 all successors is the same as number of successors in current region.
5450 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5452 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
5453 to rename is not separable. Otherwise check that its LHS is not NULL.
5455 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5457 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
5459 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5461 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
5462 available registers when failed to discover LHS register class.
5463 Fix indentation. Update comment.
5465 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5466 Alexander Monakov <amonakov@ispras.ru>
5468 PR rtl-optimization/42389
5469 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
5471 (advance_state_on_fence): Likewise.
5472 (sel_target_adjust_priority): Print debug output only when
5473 sched_verbose >= 4, not 2.
5474 (get_expr_cost): Do not issue all unique insns on the next cycle.
5475 (fill_insns): Initialize can_issue_more from the value saved
5477 * sel-sched-ir.c (flist_add): New parameter issue_more.
5478 Init FENCE_ISSUE_MORE with it.
5479 (merge_fences): Likewise.
5480 (init_fences): Update call to flist_add.
5481 (add_to_fences, add_clean_fence_to_fences)
5482 (add_dirty_fence_to_fences): Likewise.
5483 (move_fence_to_fences): Update call to merge_fences.
5484 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
5486 * sel-sched-ir.h (struct _fence): New field issue_more.
5487 (FENCE_ISSUE_MORE): New accessor macro.
5489 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5491 PR rtl-optimization/42388
5492 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
5493 that have no predecessors nor successors. Do not call move_bb_info
5494 for empty blocks outside of current region.
5496 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5498 PR rtl-optimization/42294
5499 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
5500 * sel-sched.c (move_exprs_to_boundary): Transitively add all
5501 originators' originators.
5503 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5505 PR rtl-optimization/39453
5506 PR rtl-optimization/42246
5507 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
5509 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
5511 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5512 Alexander Monakov <amonakov@ispras.ru>
5515 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
5516 (maybe_tidy_empty_bb): ... here. Make static. Add new
5517 argument. Update all callers.
5518 (tidy_control_flow): ... and here. Recompute topological order
5519 of basic blocks in region if necessary.
5520 (sel_redirect_edge_and_branch): Change return type. Return true
5521 if topological order might have been invalidated.
5522 (purge_empty_blocks): Export and move from...
5523 * sel-sched.c (purge_empty_blocks): ... here.
5524 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
5525 (maybe_tidy_empty_bb): Delete prototype.
5526 (purge_empty_blocks): Declare.
5528 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5530 PR rtl-optimization/42249
5531 * sel-sched.c (try_replace_dest_reg): When chosen register
5532 and original register is the same, do not bail out early, but
5533 still check all original insns for validity of replacing destination
5534 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
5537 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5540 Port from no-undefined-overflow branch:
5541 2009-03-09 Richard Guenther <rguenther@suse.de>
5543 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
5545 2010-01-14 Richard Guenther <rguenther@suse.de>
5548 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
5550 2010-01-14 Ira Rosen <irar@il.ibm.com>
5552 PR tree-optimization/42709
5553 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
5554 as scalar type in creation of constant vector operand.
5556 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5559 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
5560 (check-parallel-%): Match `testsuite' directory component only
5563 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
5565 PR translation/39521
5566 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
5569 2010-01-13 Richard Guenther <rguenther@suse.de>
5571 PR tree-optimization/42730
5572 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
5575 2010-01-13 Steve Ellcey <sje@cup.hp.com>
5578 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
5579 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
5582 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
5584 * config/bfin/libgcc-bfin.ver: Regenerate based on current
5585 libgcc-std.ver. Add entries for ___smulsi3_highpart and
5586 ___umulsi3_highpart.
5588 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
5589 rather than schedule_insns if the pass is enabled.
5591 2010-01-13 Martin Jambor <mjambor@suse.cz>
5593 PR tree-optimization/42704
5594 * tree-sra.c (sra_modify_assign): Do not delete assignments to
5597 2010-01-13 Martin Jambor <mjambor@suse.cz>
5599 PR tree-optimization/42703
5600 * tree-sra.c (analyze_access_subtree): Check that we can build a
5601 reference to the original data within the aggregate.
5603 2010-01-13 Richard Guenther <rguenther@suse.de>
5605 PR tree-optimization/42705
5606 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
5608 2010-01-13 Richard Guenther <rguenther@suse.de>
5611 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
5613 2010-01-13 Jakub Jelinek <jakub@redhat.com>
5616 * var-tracking.c (values_to_unmark): New variable.
5617 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
5618 values_to_unmark vector. Moved body to...
5619 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
5620 instead queue it into values_to_unmark vector.
5621 (vt_find_locations): Free values_to_unmark vector.
5623 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
5625 * config/s390/s390.c (override_options): Set
5626 default of max-pending-list-length to 256
5628 2010-01-13 Richard Guenther <rguenther@suse.de>
5631 * tree-pass.h (PROP_gimple_lcx): New.
5632 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
5633 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
5634 before the final cleanup_eh.
5635 (dump_properties): Dump PROP_gimple_lcx.
5636 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
5637 (tree_lower_complex_O0): Remove.
5638 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
5639 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
5640 tree_lower_complex, schedule TODO_update_ssa.
5641 * lto-streamer-out.c (output_function): Stream the functions
5643 * lto-streamer-in.c (input_function): Likewise.
5644 (lto_read_body): Do not override them here.
5646 2010-01-12 Joseph Myers <joseph@codesourcery.com>
5649 * c-typeck.c (build_c_cast): Fold value cast to union type before
5650 wrapping it in a CONSTRUCTOR.
5652 2010-01-12 Jakub Jelinek <jakub@redhat.com>
5654 PR rtl-optimization/42699
5655 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
5658 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5660 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
5661 SUBTARGET_WARN_UNUSED_SPEC): Move ...
5662 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
5663 SUBTARGET_WARN_UNUSED_SPEC): ... here
5664 * config/mips/iris5.h (LIBGCC_SPEC): Define.
5666 2010-01-12 Julian Brown <julian@codesourcery.com>
5668 * config/arm/neon-schedgen.ml (Utils): Don't try to
5669 open missing module.
5670 (find_with_result): New.
5672 2010-01-12 Jakub Jelinek <jakub@redhat.com>
5675 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
5676 sharing when canonicalizing ({lt,ge}u (plus a b) b).
5678 PR tree-optimization/42645
5679 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
5680 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
5681 decl_map, set processing_debug_stmt to -1 and return name without
5684 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
5686 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
5687 binutils version, and reword target configuration description.
5689 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
5691 * config/avr/avr.h (LINKER_NAME): Remove.
5693 2010-01-11 Janis Johnson <janis187@us.ibm.com>
5696 * config/rs6000/rs6000.c (rs6000_override_options): On targets
5697 that support VSX, warn for -mno-altivec if vsx is not disabled,
5700 2010-01-11 Joseph Myers <joseph@codesourcery.com>
5701 Shujing Zhao <pearly.zhao@oracle.com>
5703 PR translation/42469
5704 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
5705 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
5706 character between option name and help text.
5707 * c.opt (imultilib): Likewise.
5709 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
5711 * lto-streamer-out.c (output_unreferenced_globals): Output static
5714 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
5716 PR rtl-optimization/42621
5717 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
5718 optimizing for size.
5719 (duplicate_computed_gotos): Remove now-redundant check.
5721 2010-01-10 Steve Ellcey <sje@cup.hp.com>
5724 * configure.ac: Save and restore LDFLAGS and LIBS
5725 * configure: Regenerate.
5727 2010-01-10 Richard Guenther <rguenther@suse.de>
5730 * builtins.c (fold_builtin_strlen): Add type argument and
5731 convert the resulting length to it.
5732 (fold_builtin_1): Adjust.
5734 2010-01-09 Jakub Jelinek <jakub@redhat.com>
5736 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
5737 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
5739 (num_insns_constant_wide): Adjust for that change.
5741 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5744 * web.c (union_defs): Add used argument, to combine uses of
5746 (entry_register): Adjust type and tests of used argument.
5747 (web_main): Widen used for new use. Pass it to union_defs.
5748 * df.h (union_defs): Adjust prototype.
5750 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5753 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
5754 uses in new incoming argument. Free body.
5755 (reset_debug_uses_in_loop): New.
5756 (analyze_insn_to_expand_var): Call the latter if the former found
5757 anything. Fix whitespace. Reject invalid dest overlaps before
5758 going through all insns in the loop.
5760 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5763 * haifa-sched.c (dying_use_p): Debug insns don't count.
5765 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5768 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
5769 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
5770 (verify_gimple_call): Reject LHS in noreturn calls.
5772 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5776 * tree-vect-loop-manip.c (adjust_info): New type.
5777 (adjust_vec): New pointer to vector.
5778 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
5779 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
5780 (slpeel_update_phis_for_duplicate_loop): Use them.
5781 (slpeel_update_phi_nodes_for_guard1): Likewise.
5782 (slpeel_update_phi_nodes_for_guard2): Likewise.
5783 (slpeel_tree_peel_loop_to_edge): Likewise.
5784 (vect_update_ivs_after_vectorizer): Likewise.
5786 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5788 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
5789 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
5791 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5793 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
5794 bogus uninitialized warning.
5796 2010-01-09 Richard Guenther <rguenther@suse.de>
5799 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
5800 the evolution is compatible with the initial condition.
5802 2010-01-09 Jakub Jelinek <jakub@redhat.com>
5804 * gcc.c (process_command): Update copyright notice dates.
5805 * gcov.c (print_version): Likewise.
5806 * gcov-dump.c (print_version): Likewise.
5807 * mips-tfile.c (main): Likewise.
5808 * mips-tdump.c (main): Likewise.
5810 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
5813 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
5815 (rotlhi3_8): Delete.
5817 (rotlsi3_8): Delete.
5818 (rotlsi3_16): Delete.
5819 (rotlsi3_24): Delete.
5821 (*rotw<mode>3): New.
5822 (*rotb<mode>3): New.
5823 * config/avr/avr.c (avr_rotate_bytes): New function.
5824 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
5826 2010-01-08 Steve Ellcey <sje@cup.hp.com>
5829 * configure.ac: Modify -rdynamic check.
5830 * configure: Regenerate.
5832 2010-01-08 DJ Delorie <dj@redhat.com>
5834 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
5835 register popping order.
5837 2010-01-08 Richard Guenther <rguenther@suse.de>
5840 * c.opt (fsigned-char): Also let LTO handle this option.
5841 (funsigned-char): Likewise.
5843 2010-01-07 Richard Guenther <rguenther@suse.de>
5845 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
5846 (gimple_op): Likewise.
5847 (gimple_op_ptr): Likewise.
5848 (gimple_assign_set_lhs): Remove gcc_assert.
5849 (gimple_assign_set_rhs1): Likewise.
5850 (gimple_assign_set_rhs2): Likewise.
5851 (gimple_call_set_lhs): Likewise.
5852 (gimple_call_set_fn): Likewise.
5853 (gimple_call_set_fndecl): Likewise.
5854 (gimple_call_fndecl): Likewise.
5855 (gimple_call_return_type): Likewise.
5856 (gimple_call_set_chain): Likewise.
5857 (gimple_call_num_args): Likewise.
5858 (gimple_call_set_arg): Likewise.
5859 (gimple_cond_set_code): Likewise.
5860 (gimple_cond_set_lhs): Likewise.
5861 (gimple_cond_set_rhs): Likewise.
5862 (gimple_cond_set_true_label): Likewise.
5863 (gimple_cond_set_false_label): Likewise.
5864 (gimple_label_set_label): Likewise.
5865 (gimple_goto_set_dest): Likewise.
5866 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
5867 (gimple_debug_bind_get_value): Likewise.
5868 (gimple_debug_bind_get_value_ptr): Likewise.
5869 (gimple_debug_bind_set_var): Likewise.
5870 (gimple_debug_bind_set_value): Likewise.
5871 (gimple_debug_bind_reset_value): Likewise.
5872 (gimple_debug_bind_has_value_p): Likewise.
5873 (gimple_return_retval_ptr): Remove gcc_assert.
5874 (gimple_return_retval): Likewise.
5875 (gimple_return_set_retval): Likewise.
5876 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
5877 (safe_referenced_var_iterator): Remove.
5878 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
5879 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
5880 (fill_referenced_var_vec): Remove.
5881 (first_readonly_imm_use): Remove redundant gcc_assert.
5882 (phi_arg_index_from_use): Combine gcc_asserts.
5883 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
5884 (first_imm_use_stmt): Remove redundant gcc_assert.
5885 * tree-cfg.c (verify_gimple_call): Verify function and chain
5886 operands. Verify arguments.
5887 (verify_types_in_gimple_stmt): Verify condition code and labels.
5889 2010-01-07 Richard Guenther <rguenther@suse.de>
5891 PR tree-optimization/42641
5892 * sese.c (rename_map_elt_info): Use the SSA name version, do
5895 2010-01-07 Jakub Jelinek <jakub@redhat.com>
5897 PR tree-optimization/42625
5898 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
5899 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
5901 2010-01-07 Duncan Sands <baldrick@free.fr>
5903 * Makefile.in (PLUGIN_HEADERS): Add version.h.
5905 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
5908 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
5909 note itself is not function_invariant_p.
5911 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
5913 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
5914 Do not add the DF_NOTE problem.
5915 * store-motion.c (execute_rtl_store_motion): Likewise.
5917 2010-01-07 Martin Jambor <mjambor@suse.cz>
5919 PR tree-optimization/42157
5920 * tree-sra.c (compare_access_positions): Stabilize sort if both
5921 accesses have integer types, return zero immediately if they are the
5924 2010-01-06 Richard Henderson <rth@redhat.com>
5927 * haifa-sched.c (add_to_note_list): Merge into ...
5928 (concat_note_lists): ... here, and ...
5929 (unlink_other_notes, rm_other_notes): Merge into...
5930 (remove_notes): ... here. Create REG_SAVE_NOTEs for
5931 NOTE_INSN_EPILOGUE_BEG.
5933 2010-01-06 Richard Guenther <rguenther@suse.de>
5935 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
5936 not inline regular functions into always-inline functions.
5938 2010-01-06 Nick Clifton <nickc@redhat.com>
5940 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
5941 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
5943 (OVERRIDE_OPTIONS): Delete.
5944 (OPTIMIZATION_OPTIONS): Define.
5945 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
5946 * config/rx/rx.c (rx_handle_option): Issue an error message if
5947 -mcpu=rx200 and -fpu are used together.
5948 (rx_set_optimization_options): New function. Issue an error
5949 message if an optimization attribute attempts to reset the FPU/
5950 math optimization pairing.
5951 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
5952 * config/rx/rx.opt: Set the default to 32-bit doubles.
5953 * config/rx/t-rx: Add multilibs for -nofpu option.
5954 * doc/invoke.texi: Update documentation of RX options.
5956 2010-01-06 Richard Guenther <rguenther@suse.de>
5958 * tree-ssa-pre.c (name_to_id): New global.
5959 (alloc_expression_id): Simplify SSA name handling.
5960 (lookup_expression_id): Likewise.
5961 (init_pre): Zero name_to_id.
5962 (fini_pre): Free it.
5964 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
5966 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
5968 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
5971 * config/i386/sse.md (smaxv2di3): New.
5972 (umaxv2di3): Likewise.
5973 (sminv2di3): Likewise.
5974 (uminv2di3): Likewise.
5976 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
5979 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
5980 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
5981 (legitimize_tls_address): Likewise.
5982 (sparc_tls_referenced_p): Likewise.
5983 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
5984 and adjust calls to legitimize_pic_address.
5985 (legitimate_constant_p) Use sparc_tls_referenced_p.
5986 (legitimate_pic_operand_p): Likewise.
5987 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
5988 (sparc_tls_symbol_ref_1): Delete.
5989 (sparc_tls_referenced_p): Make static, recognize specific patterns.
5990 (legitimize_tls_address): Make static, handle CONST patterns.
5991 (legitimize_pic_address): Make static, remove unused parameter and
5992 adjust recursive calls.
5993 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
5994 and adjust call to legitimize_pic_address.
5995 (sparc_output_mi_thunk): Likewise.
5997 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
5998 H.J. Lu <hongjiu.lu@intel.com>
6001 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
6002 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
6003 operands to make them signed.
6006 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6009 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6010 GTU to GT for V4SI and V2DI.
6012 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6013 (umin<mode>3): Removed.
6015 (uminv4si3): Likewise.
6017 2010-01-05 Martin Jambor <mjambor@suse.cz>
6019 PR tree-optimization/42462
6020 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
6021 current_function_decl to helper functions and macros.
6023 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6026 * flags.h: Don't include real.h.
6027 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
6028 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
6029 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
6030 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
6031 * dominance.c: Update copyright.
6032 * gimple.c (walk_gimple_op): Remove inline.
6033 * tree-ssa-reassoc.c: Include real.h.
6034 * Makefile.in (FLAGS_H): Remove $(REAL_H).
6035 (tree-ssa-reassoc.o): Depend on $(REAL_H).
6037 2010-01-05 Nick Clifton <nickc@redhat.com>
6039 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
6040 register to push into the stack frame when the accumulator has to
6041 be saved during interrupts.
6043 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
6045 * doc/invoke.texi: Remove the documentation about option
6047 * common.opt (Wunreachable-code): Preserved for backward
6049 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
6050 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
6051 the backward compatibility flag section.
6053 2010-01-05 Richard Guenther <rguenther@suse.de>
6055 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
6057 2010-01-05 Jakub Jelinek <jakub@redhat.com>
6060 * cfgexpand.c (expand_one_var): Diagnose too large variables.
6062 PR tree-optimization/42508
6063 * tree-sra.c (convert_callers): Check for recursive call
6064 by comparing cgraph nodes instead of decls.
6065 (modify_function): Call ipa_modify_formal_parameters also
6066 on all same_body aliases.
6068 * cgraphunit.c (cgraph_materialize_all_clones): Compare
6069 cgraph nodes when checking for same_body aliases.
6071 2010-01-05 Richard Guenther <rguenther@suse.de>
6073 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
6074 allocation and lookup.
6075 (get_or_alloc_expr_for_constant): Likewise.
6076 (phi_translate): Sink allocation.
6078 2010-01-04 Richard Guenther <rguenther@suse.de>
6080 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
6081 a new entry only if needed.
6082 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
6083 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
6085 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
6087 (phi_translate): Handle CONSTANTs early.
6089 2010-01-04 Martin Jambor <mjambor@suse.cz>
6091 PR tree-optimization/42398
6092 * tree-sra.c (struct access): Removed flag grp_different_types.
6093 (dump_access): Do not dump the removed flag.
6094 (sort_and_splice_var_accesses): Do not set the removed flag.
6095 (sra_modify_expr): Check for type compatibility directly.
6097 2010-01-04 Martin Jambor <mjambor@suse.cz>
6099 PR tree-optimization/42366
6100 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
6101 edges with variable number of parameters.
6102 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
6103 flag instead of asserting it.
6104 (ipa_read_node_info): Read uses_analysis_done flag.
6106 2010-01-04 Richard Guenther <rguenther@suse.de>
6108 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
6109 iterative_hash_* as intended.
6110 (vn_reference_compute_hash): Likewise. Simplify hashing
6112 (vn_reference_lookup_2): Likewise.
6113 (vn_nary_op_compute_hash): Likewise.
6114 (vn_phi_compute_hash): Likewise.
6115 (expressions_equal_p): Remove strange code.
6116 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
6117 (pre_expr_hash): Likewise. Simplify hashing SSA names.
6118 (bitmap_insert_into_set_1): Take value-id as parameter.
6119 (add_to_value): Pass it.
6120 (bitmap_insert_into_set): Likewise.
6121 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
6123 2010-01-04 Jakub Jelinek <jakub@redhat.com>
6126 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
6127 (do_self_spec): For switches with SWITCH_IGNORE set set also
6128 SWITCH_IGNORE_PERMANENTLY.
6129 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
6132 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
6134 * lto-streamer-out.c (output_unreferenced_globals): Output the full
6135 tree of an unreferenced global var.
6137 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6140 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6141 GTU to GT for V4SI and V2DI.
6143 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6144 (umin<mode>3): Removed.
6146 (uminv4si3): Likewise.
6148 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6151 * collect2.c (main): Turn on trace in collect2 if -v is passed
6154 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
6156 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
6157 description of expression operand.
6159 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
6161 * configure.ac: Add install-html to target_list for Make-hooks.
6162 * configure: Regenerate.
6163 * fortran/Make-lang.in (F95_HTMLFILES): New.
6164 (fortran.html): Use it.
6165 (fortran.install-html): New.
6166 * Makefile.in (install-html): Add lang.install-html.
6167 * java/Make-lang.in (JAVA_HTMLFILES): New.
6168 (java.html): Use it.
6169 (java.install-html): New.
6170 * objc/Make-lang.in (objc.install-html): New.
6171 * objcp/Make-lang.in (obj-c++.install-html): New.
6172 * cp/Make-lang.in (c++.install-html): New.
6173 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
6174 * lto/Make-lang.in (lto.install-html): New.
6176 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
6179 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
6181 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
6183 PR rtl-optimization/41862
6184 * store-motion.c (store_killed_in_insn, compute_store_table,
6185 remove_reachable_equiv_notes, replace_store_insn,
6186 build_store_vectors): Ignore all DEBUG_INSNs.
6188 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
6191 * common.opt: Add dumpdir.
6193 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
6195 (option_map): Add --dumpdir.
6197 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
6199 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
6201 * opts.c (decode_options): Try dump_dir_name first if
6202 dump_base_name isn't an absolute path.
6203 (common_handle_option): Handle OPT_dumpdir.
6205 * toplev.c (dump_dir_name): New.
6206 (print_switch_values): Also ignore -dumpdir.
6208 * toplev.h (dump_dir_name): New.
6210 2010-01-03 Richard Guenther <rguenther@suse.de>
6212 PR tree-optimization/42589
6213 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
6214 double-word expansion of bswap32.
6216 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
6218 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
6219 with BLOCK_FOR_INSN.
6220 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
6221 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
6222 noce_process_if_block): Likewise.
6223 * gcse.c (compute_local_properties, insert_expr_in_table,
6224 insert_set_in_table, canon_list_insert, find_avail_set,
6225 pre_insert_copy_insn): Likewise.
6227 * basic-block.h (BLOCK_NUM): Move from here...
6228 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
6230 2010-01-03 Richard Guenther <rguenther@suse.de>
6232 PR tree-optimization/42438
6233 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
6234 contains_may_not_return_call flag.
6235 (BB_MAY_NOTRETURN): New.
6236 (valid_in_sets): Trapping nary operations are not valid
6237 in blocks that may not return.
6238 (insert_into_preds_of_block): Remove check for trapping expressions.
6239 (compute_avail): Compute also BB_MAY_NOTRETURN.
6241 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
6243 * doc/invoke.texi: Add 2010 to copyright years.
6245 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
6247 * config/sparc/sparc.c: Fix formatting nits.
6249 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
6250 Alexander Monakov <amonakov@ispras.ru>
6252 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
6254 2010-01-02 Richard Guenther <rguenther@suse.de>
6257 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
6258 (simplify_switch_using_ranges): Mark to be removed edges
6261 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6263 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
6265 * collect2.c (scan_libraries): Add missing argument in call to
6268 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
6271 * config/alpha/predicates.md (aligned_memory_operand): Return false
6273 (unaligned_memory_operand): Return true for CQImode.
6274 * config/alpha/alpha.c (get_aligned_mem): Assert that location
6275 doesn not cross aligned SImode word boundary.
6277 2010-01-02 Anatoly Sokolov <aesok@post.ru>
6279 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
6281 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
6282 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
6284 2010-01-02 Richard Guenther <rguenther@suse.de>
6287 * toplev.c (compile_file): Emit LTO marker properly. Change
6289 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
6291 2010-01-01 Richard Guenther <rguenther@suse.de>
6294 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
6296 2010-01-01 Richard Guenther <rguenther@suse.de>
6299 * c-decl.c (grokdeclarator): For zero-size arrays force
6300 structural equality checks as layout_type does.
6302 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
6304 * builtins.c: Update copyright to 2010.
6306 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
6309 * lto-streamer-out.c (produce_asm): Revert the last change.
6310 (copy_function): Likewise.
6312 * lto-streamer.c (lto_get_section_name): Skip any leading
6315 2010-01-01 Richard Guenther <rguenther@suse.de>
6318 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
6322 Copyright (C) 2010 Free Software Foundation, Inc.
6324 Copying and distribution of this file, with or without modification,
6325 are permitted in any medium without royalty provided the copyright
6326 notice and this notice are preserved.