1 2009-09-17 Michael Matz <matz@suse.de>
4 * tree.c (build_type_attribute_qual_variant): Export.
5 * tree.h (build_type_attribute_qual_variant): Declare.
6 * tree-inline.c (remap_type_1): Use it to build variants with
7 the original qualifiers and attributes.
9 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
12 without a fallthrough edge.
14 2009-09-16 DJ Delorie <dj@redhat.com>
16 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
17 chip and ignore the "fast_interrupt" attribute if so.
19 2009-09-16 Richard Henderson <rth@redhat.com>
22 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
25 2009-09-16 Richard Henderson <rth@redhat.com>
28 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
29 is set only if DECL_NO_STATIC_CHAIN is unset.
30 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
31 (FOR_EACH_NEST_INFO): New.
32 (walk_all_functions): Use it.
33 (finalize_nesting_tree): Likewise.
34 (unnest_nesting_tree): Likewise.
35 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
36 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
37 (convert_gimple_call): Early out if gimple_call_chain already set.
38 (convert_all_function_calls): Iterate until no new functions
39 require a static chain.
40 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
41 when building a trampoline. Use dump_function_to_file instead
43 (lower_nested_functions): Open dump_file. Validate that decls
44 that have DECL_NO_STATIC_CHAIN from the front end don't have that
45 bit reset by this pass.
47 2009-09-16 Michael Matz <matz@suse.de>
50 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
51 shorten decl_common_unused.
52 (DECL_RESTRICTED_P): New accessor.
53 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
54 to disambiguate marked decls and restrict pointers.
56 2009-09-16 Richard Henderson <rth@redhat.com>
59 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
61 2009-09-16 Jakub Jelinek <jakub@redhat.com>
63 * integrate.c (set_block_abstract_flags): Call
64 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
66 2009-09-16 Richard Guenther <rguenther@suse.de>
69 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
72 2009-09-16 DJ Delorie <dj@redhat.com>
73 Kaz Kojima <kkojima@gcc.gnu.org>
75 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
76 (sh_expand_prologue): Update calls to output_stack_adjust.
77 (sh_expand_epilogue): Likewise.
79 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
82 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
83 trying to limit the extent of searches in the insn stream.
85 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
86 Jakub Jelinek <jakub@redhat.com>
90 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
92 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
93 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
94 (rs6000_savres_strategy): Always save FP registers inline if the
95 target doesn't support hardware double-precision. Set the above
96 bits in return value when needed.
97 (rs6000_savres_routine_sym): Fix computation for cache selector.
98 Mark the generated symbol as a function. Rename exitp argument to
99 lr. Move code for determining the name of the symbol...
100 (rs6000_savres_routine_name): ...here. New function. Add cases for
101 getting the names right on AIX and 64-bit Linux.
102 (savres_routine_name): New variable.
103 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
104 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
105 on what the target routine uses as a base register. If savep && lr
106 describe saving of r0 into memory slot.
107 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
108 line calls for AIX ABI.
109 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
110 determine FP save/restore functions.
111 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
112 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
114 (rs6000_emit_epilogue): Adjust computation of restore_lr.
115 Duplicate restoration of LR and execute the appropriate one
116 depending on whether GPRs are being restored inline. Set r11 from
117 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
118 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
119 Fix out of line calls for AIX ABI.
120 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
122 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
124 (*restore_gpregs_spe): Likewise.
125 (*return_and_restore_gpregs_spe): Likewise.
126 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
127 Define to empty string unconditionally.
128 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
129 Define to empty string unconditionally.
130 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
133 2009-09-15 Jan Hubicka <jh@suse.cz>
135 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
136 * params.def (inline-insns-auto): Likewise.
138 2009-09-15 Martin Jambor <mjambor@suse.cz>
140 * ipa-inline.c (estimate_function_body_sizes): Dump info about
141 individual statements only at TDF_DETAILS dump level. Format
142 source for 80 characters per line.
144 2009-09-15 Christian Bruel <christian.bruel@st.com>
146 * regrename.c (do_replace): Update REG_DEAD notes.
148 2009-09-15 Revital Eres <eres@il.ibm.com>
150 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
151 * targhooks.c (default_builtin_support_vector_misalignment):
152 New builtin function.
153 * targhooks.h (default_builtin_support_vector_misalignment):
155 * target.h (builtin_support_vector_misalignment):
156 New field in struct gcc_target.
157 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
158 new builtin function.
159 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
161 * config/rs6000/rs6000.c
162 (rs6000_builtin_support_vector_misalignment): New function.
163 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
165 2009-09-15 Jie Zhang <jie.zhang@analog.com>
167 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
169 (bfin_optimize_loop): Likewise.
170 (bfin_gen_bundles): Likewise.
171 (workaround_speculation): Likewise.
172 (find_load): Return NULL_RTX for debug_insn.
174 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
176 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
179 2009-09-14 DJ Delorie <dj@redhat.com>
181 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
182 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
185 2009-09-14 Richard Henderson <rth@redhat.com>
186 Jakub Jelinek <jakub@redhat.com>
188 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
189 * cfgbuild.c (make_edges): Handle asm goto.
190 * cfglayout.c (fixup_reorder_chain): Likewise.
191 * cfgrtl.c (patch_jump_insn): Likewise.
192 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
193 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
194 (gimple_build_asm_vec): Add and use labels parameter.
195 (gimple_build_asm): Remove.
196 (walk_gimple_asm): Walk labels too.
197 * gimple.def (GIMPLE_ASM): Update docs.
198 * gimple.h: Update decls.
199 (struct gimple_statement_asm): Change nc to use unsigned char;
201 (gimple_asm_nlabels): New.
202 (gimple_asm_label_op, gimple_asm_set_label_op): New.
203 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
204 into gimple_build_asm_vec.
205 * jump.c (mark_jump_label_asm): New.
206 (mark_jump_label): Use it.
207 (redirect_jump_1): Handle asm goto.
208 (invert_jump_1): Soft fail if X is null.
209 * recog.c (extract_asm_operands): New.
210 (asm_noperands): Use it; handle asm labels.
211 (decode_asm_operands): Use extract_asm_operands.
212 (asm_operand_ok): Properly handle empty string.
213 * reg-stack.c (get_asm_operands_in_out): Rename from
214 get_asm_operand_n_inputs; use extract_asm_operands; return both
215 inputs and outputs by reference; update all callers.
216 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
217 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
218 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
219 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
220 (extract_asm_operands): Declare.
221 * stmt.c (expand_asm_operands): Add and use labels parameter.
222 (check_unique_operand_names): Likewise.
223 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
224 (expand_asm_stmt): Handle asm labels.
225 * tree-cfg.c (make_gimple_asm_edges): New.
226 (make_edges): Use it.
227 (cleanup_dead_labels): Handle asm labels.
228 (is_ctrl_altering_stmt): Likewise.
229 (gimple_redirect_edge_and_branch): Likewise.
230 * tree.def (ASM_EXPR): Add 5th operand.
231 * tree.h (ASM_LABELS): New.
232 (resolve_asm_operand_names): Update decl.
234 * c-parser.c (c_parser_asm_statement): Parse asm goto.
235 (c_parser_asm_goto_operands): New.
236 * c-tree.h (build_asm_expr): Update decl.
237 * c-typeck.c (build_asm_expr): Add and use labels parameter.
238 * doc/extend.texi: Document asm goto.
240 2009-09-14 Richard Henderson <rth@redhat.com>
242 * except.h: Update declarations.
243 (struct pointer_map_t): Forward declare.
244 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
245 (struct eh_landing_pad_d, eh_landing_pad): New.
246 (struct eh_catch_d, eh_catch): New.
247 (struct eh_region_d): Remove next_region_sharing_label, aka,
248 label, tree_label, landing_pad, post_landing_pad, resume,
249 may_contain_throw. Rename region_number to index. Remove
250 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
251 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
252 (VEC(eh_landing_pad,gc)): New.
253 (struct eh_status): Remove last_region_number. Add lp_array,
254 throw_stmt_table, ttype_data, ehspec_data.
255 (ehr_next, FOR_ALL_EH_REGION_AT): New.
256 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
257 * except.c (lang_protect_cleanup_actions): Return tree.
258 (struct ehl_map_entry): Remove.
259 (init_eh_for_function): Push zero entries for region and lp_array.
260 (gen_eh_region): Add to region_array immediately.
261 (gen_eh_region_catch): Operate on eh_catch objects.
262 (gen_eh_landing_pad): New.
263 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
264 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
265 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
266 (get_eh_landing_pad_from_number_fn): New.
267 (get_eh_landing_pad_from_number): New.
268 (get_eh_region_from_lp_number_fn): New.
269 (get_eh_region_from_lp_number): New.
270 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
271 (get_exception_pointer, get_exception_filter): Remove.
272 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
273 (current_function_has_exception_handlers): Simplify.
274 (bring_to_root, eh_region_replaceable_by_p): Remove.
275 (replace_region, hash_type_list, hash_eh_region): Remove.
276 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
277 (label_to_region_map, num_eh_regions): Remove.
278 (get_next_region_sharing_label, must_not_throw_labels): Remove.
279 (find_exception_handler_labels): Remove.
280 (duplicate_eh_regions_0, find_prev_try): Remove.
281 (struct duplicate_eh_regions_data): New.
282 (duplicate_eh_regions_1): Rewrite.
283 (duplicate_eh_regions): Return a pointer map instead of an
285 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
286 (redirect_eh_edge_to_label): Remove.
287 (eh_region_outermost): Rewrite using eh_region pointers
289 (add_ttypes_entry): Update for ttype_data move to eh_status.
290 (add_ehspec_entry): Rewrite with VEC instead of varray.
291 (assign_filter_values): Likewise. Export.
292 (build_post_landing_pads, connect_post_landing_pads): Remove.
293 (dw2_build_landing_pads): Rewrite to use lp_array.
294 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
295 (sjlj_assign_call_site_values): Rewrite to use lp_array.
296 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
297 (sjlj_mark_call_sites): Update for landing pad numbers.
298 (finish_eh_generation): Rewrite.
299 (gate_handle_eh): Do nothing for no eh tree.
300 (pass_rtl_eh): Move up near finish_eh_generation.
301 (remove_eh_landing_pad): New.
302 (remove_eh_handler): Export.
303 (remove_eh_region, remove_eh_handler_and_replace): Remove.
304 (for_each_eh_label): Rewrite to use lp_array.
305 (make_reg_eh_region_note): New.
306 (make_reg_eh_region_note_nothrow_nononlocal): New.
307 (insn_could_throw_p): New.
308 (copy_reg_eh_region_note_forward): New.
309 (copy_reg_eh_region_note_backward): New.
310 (check_handled, add_reachable_handler): Remove.
311 (reachable_next_level, foreach_reachable_handler): Remove.
312 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
313 (get_eh_region_and_lp_from_rtx): New.
314 (get_eh_region_from_rtx): New.
315 (can_throw_internal_1, can_throw_external_1): Remove.
316 (can_throw_internal): Use get_eh_region_from_rtx.
317 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
318 (insn_nothrow_p, can_nonlocal_goto): New.
319 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
320 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
321 (add_action_record): Use VEC not varray.
322 (collect_one_action_chain): Update for eh_region changes.
323 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
324 Use get_eh_region_and_lp_from_rtx.
325 (gate_convert_to_eh_region_ranges): New.
326 (pass_convert_to_eh_region_ranges): Use it.
327 (push_uleb128, push_sleb128): Use VEC not varray.
328 (output_one_function_exception_table): Likewise.
329 (dump_eh_tree): Update for eh_region changes.
330 (verify_eh_tree): Likewise.
331 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
332 * tree-eh.c: Include target.h.
333 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
334 Don't disallow GIMPLE_RESX; adjust argument check.
335 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
336 (record_stmt_eh_region): Update for landing pad numbers;
337 generate a landing pad if necessary.
338 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
339 (remove_stmt_from_eh_lp_fn): Similarly.
340 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
341 Update for lp numbers; don't special case missing throw_stmt_table.
342 (lookup_expr_eh_lp): Similarly.
343 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
344 (eh_seq, eh_region_may_contain_throw): New.
345 (struct leh_state): Add ehp_region.
346 (struct leh_tf_state): Remove eh_label.
347 (emit_post_landing_pad): New.
348 (emit_resx, emit_eh_dispatch): New.
349 (note_eh_region_may_contain_throw): New.
350 (frob_into_branch_around): Take eh_region not eh label;
351 emit eh code into eh_seq.
352 (honor_protect_cleanup_actions): Early exit for no actions. Don't
353 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
354 lower_eh_must_not_throw. Emit code to eh_seq.
355 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
356 (lower_try_finally_onedest): Likewise.
357 (lower_try_finally_copy): Likewise.
358 (lower_try_finally_switch): Likewise.
359 (lower_try_finally): Initialize ehp_region.
360 (lower_catch): Update for eh_catch objects.
361 (lower_eh_filter): Don't handle must_not_throw.
362 (lower_eh_must_not_throw): New.
363 (lower_cleanup): Don't set eh_label.
364 (lower_eh_constructs_2): Resolve eh builtins.
365 Handle GIMPLE_EH_MUST_NOT_THROW.
366 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
367 Add eh_seq to the end of the function body.
368 (make_eh_dispatch_edges): New.
369 (make_eh_edge): Remove.
370 (make_eh_edges): Simplify for landing pads.
371 (redirect_eh_edge_1): New.
372 (redirect_eh_edge): Use it.
373 (redirect_eh_dispatch_edge): New.
374 (stmt_could_throw_p): Use a switch. Allow RESX.
375 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
376 (stmt_can_throw_internal): Likewise.
377 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
378 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
379 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
380 (gate_refactor_eh): New.
381 (pass_refactor_eh): Use it.
382 (lower_resx, execute_lower_resx, pass_lower_resx): New.
383 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
384 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
385 (remove_unreachable_handlers): Rename from
386 tree_remove_unreachable_handlers; rewrite for landing pads;
387 call remove_eh_handler directly.
388 (remove_unreachable_handlers_no_lp): New.
389 (unsplit_eh, unsplit_all_eh): New.
390 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
391 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
392 (cleanup_empty_eh_unsplit): New.
393 (cleanup_empty_eh): Rewrite.
394 (cleanup_all_empty_eh): New.
395 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
396 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
397 (gate_cleanup_eh): New.
398 (pass_cleanup_eh): Use it.
399 (verify_eh_edges): Move later in file. Expect one EH edge.
400 (verify_eh_dispatch_edge): New.
402 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
403 (gtype-desc.o): Add TARGET_H.
404 (tree.o): Use EXCEPT_H, not except.h.
405 (cfgbuild.o): Add EXPR_H.
406 (GTFILES): Add vecprim.h.
407 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
408 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
409 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
410 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
411 * calls.c (emit_call_1): Use make_reg_eh_region_note.
412 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
413 calls to can_throw_internal.
414 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
415 (make_edges): Don't handle RESX; use can_nonlocal_goto.
416 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
417 (expand_gimple_stmt): Use make_reg_eh_region_note.
418 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
419 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
420 or find_exception_handler_labels.
421 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
422 there is exacly one EH edge. Use can_nonlocal_goto and
424 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
425 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
426 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
427 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
428 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
429 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
430 * dse.c (scan_insn): Use insn_could_throw_p.
431 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
432 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
433 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
434 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
435 EXC_PTR_EXPR or FILTER_EXPR.
436 (tree_expr_nonzero_warnv_p): Likewise.
437 * function.h: Include vecprim.h, not varray.h
438 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
439 move ttype_data and ehspec_data members to struct eh_status; change
440 action_record_data member to a VEC.
441 * gcse.c (hash_scan_set): Use can_throw_internal.
442 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
443 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
444 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
445 (block_may_fallthru): Don't handle RESX_EXPR.
446 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
447 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
448 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
449 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
450 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
451 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
452 (gimple_size): Likewise.
453 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
454 (gimple_build_resx): Use gimple_build_with_ops.
455 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
456 (is_gimple_val): Likewise.
457 (is_gimple_stmt): Remove RESX_EXPR.
458 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
459 (GIMPLE_RESX): Reorder with other EH constructs.
460 * gimple.h (struct gimple_statement_eh_mnt): New.
461 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
462 (gimple_eh_filter_must_not_throw): Remove.
463 (gimple_eh_filter_set_must_not_throw): Remove.
464 (gimple_eh_must_not_throw_fndecl): New.
465 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
466 (is_gimple_resx): New.
467 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
468 Don't copy EH_FILTER_MUST_NOT_THROW.
469 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
470 * ipa-inline.c (estimate_function_body_sizes): Don't try to
471 handle must_not_throw_labels specially.
472 * ipa-pure-const.c (check_call): Update debug statement for LP.
473 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
474 * ipa-utils.c (get_base_var): Likewise.
475 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
476 * lower-subreg.c (move_eh_region_note): Remove.
477 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
478 * omp-low.c (new_omp_context): Update for eh_lp_nr.
479 (create_task_copyfn): Likewise.
480 (maybe_catch_exception): Use gimple_build_eh_filter.
481 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
482 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
483 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
485 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
486 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
487 can_throw_internal, can_nonlocal_goto.
488 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
489 copy_reg_eh_region_note_forward.
490 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
491 (emit_output_reload_insns): Likewise.
492 (copy_eh_notes): Remove.
493 * rtl.def (RESX): Remove.
494 * rtl.h: Update declarations.
495 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
496 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
497 (update_eh_label): Remove.
498 (cleanup_dead_labels_eh): New.
499 (cleanup_deal_labels): Use it instead of update_eh_label.
500 (gimple_merge_blocks): Update landing pad data structure when
501 removing a landing pad label.
502 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
503 test; handle GIMPLE_EH_MUST_NOT_THROW.
504 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
505 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
506 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
507 (verify_stmt): Likewise. Verify landing pads.
508 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
509 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
510 (struct move_stmt_d): Add eh_map.
511 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
512 (move_stmt_r): Remap eh region numbers in builtin calls,
513 resx and eh_dispatch.
514 (move_block_to_fn): Remove eh_offset parameter. Use
515 maybe_duplicate_eh_stmt_fn.
516 (find_outermost_region_in_block): Operate on eh_region pointers
517 instead of region numbers.
518 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
519 duplicate_eh_regions.
520 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
521 test earlier. Disallow EH landing pads.
522 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
523 * tree-flow.h: Update declarations.
524 (struct tree_ann_common_d): Replace rn with lp_nr.
525 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
526 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
527 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
528 resx and eh_dispatch.
529 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
530 (copy_edges_for_bb): Use make_eh_dispatch_edges.
531 (copy_cfg_body): Expect eh_map instead of eh_region_offset
532 from duplicate_eh_regions.
533 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
534 update RESX; handle EH_DISPATCH.
535 (expand_call_inline): Set eh_lp_nr, not eh_region.
536 (maybe_inline_call_in_expr): Likewise.
537 * tree-inline.h (struct copy_body_data): Replace eh_region with
538 eh_lp_nr, eh_region_offset with eh_map.
539 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
540 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
541 * tree-pretty-print.c (dump_generic_node): Don't handle
542 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
543 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
544 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
545 EXC_PTR_EXPR, FILTER_EXPR.
546 * tree-ssa-operands.c (get_expr_operands): Likewise.
547 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
548 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
549 (ao_ref_init_from_vn_reference): Likewise.
550 * tree-ssa-sink.c (statement_sink_location): Likewise.
551 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
552 (mark_virtual_phi_result_for_renaming): Export. Tidy.
553 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
554 EXC_PTR_EXPR, FILTER_EXPR.
555 (is_exception_related): Remove.
556 (compute_avail): Don't call it.
557 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
558 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
559 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
560 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
562 (build_resx): Remove.
563 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
564 * tree.h: Update declarations.
565 (EH_FILTER_MUST_NOT_THROW): Remove.
566 (struct tree_label_decl): Add eh_landing_pad_nr.
567 (EH_LANDING_PAD_NR): New.
568 * value-prof.c (gimple_ic): Tidy variable names. Update for
570 (gimple_stringop_fixed_value): Tidy variable names. Assert
571 that neither call stmt can throw.
572 * vecprim.h (uchar): New.
573 (VEC(uchar,heap), VEC(uchar,gc)): New.
575 * c-common.c (c_define_builtins): Update call to
576 build_common_builtin_nodes.
577 * c-parser.c (c_parse_file): Don't call
578 default_init_unwind_resume_libfunc.
580 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
582 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
583 (mips_cprestore_address_p): Likewise.
584 (mips_save_gp_to_cprestore_slot): Likewise.
585 (mips_restore_gp): Rename to...
586 (mips_restore_gp_from_cprestore_slot): ...this.
587 (mips_must_initialize_gp_p): Declare.
588 (mips_emit_save_slot_move): Likewise.
589 (mips_output_load_label): Return nothing.
590 (mips_eh_uses): Declare.
591 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
592 (TARGET_CPRESTORE_DIRECTIVE): New macro.
593 (TARGET_ABSOLUTE_JUMPS): Likewise.
595 (FIRST_PSEUDO_REGISTER): Update comment.
596 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
597 (MIPS_CALL): ...here.
598 (REGISTER_NAMES): Add $cprestore.
599 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
600 Add load_label_length, has_inflexible_gp_insn_p,
601 has_flexible_gp_insn_p, must_initialize_gp_p and
602 must_restore_gp_when_clobbered_p.
603 (mips_expand_call): Don't generate split instructions here.
604 (mips_split_call): Update the call to mips_restore_gp after
605 the above name change.
606 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
607 (mips_find_gp_ref): New function.
608 (mips_insn_has_inflexible_gp_ref_p): Likewise.
609 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
610 (mips_insn_has_flexible_gp_ref_p): Likewise.
611 (mips_cfun_has_flexible_gp_ref_p): Likewise.
612 (mips_function_has_gp_insn): Delete.
613 (mips_global_pointer): Drop the df_regs_ever_live_p check.
614 Use the new functions above. Only return INVALID_REGNUM
615 for TARGET_ABSOLUTE_JUMPS.
616 (mips_must_initialize_gp_p): New function.
617 (mips_get_cprestore_base_and_offset): New function, extracted from...
618 (mips_cprestore_slot): ...here. Take a bool parameter.
619 (mips_cfun_has_cprestore_slot_p): New function.
620 (mips_cprestore_address_p): Likewise.
621 (mips_save_gp_to_cprestore_slot): Likewise.
622 (mips_restore_gp): Rename to...
623 (mips_restore_gp_from_cprestore_slot): ...this. Assert
624 epilogue_completed. Update the call to mips_cprestore_slot.
625 Test cfun->machine->must_restore_gp_when_clobbered_p.
626 (mips_direct_save_slot_move_p): New function.
627 (mips_emit_save_slot_move): Likewise.
628 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
629 of cfun->machine->global_pointer.
630 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
631 (mips_save_reg): Use mips_emit_save_slot_move.
632 (mips_expand_prologue): Set must_initialize_gp_p.
633 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
634 for all cprestore saves. Emit a use_cprestore instruction after
635 setting up the cprestore slot.
636 (mips_restore_reg): Use mips_emit_save_slot_move.
637 (mips_process_load_label): New function.
638 (mips_load_label_length): Likewise.
639 (mips_output_load_label): Don't return asm: output it here instead.
640 Use mips_process_load_label.
641 (mips_adjust_insn_length): Adjust the length of branch instructions
642 that have length MAX_PIC_BRANCH_LENGTH.
643 (mips_output_conditional_branch): Update the call to
644 mips_output_load_label. Assume the branch target is OPERANDS[0]
645 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
646 (mips_output_order_conditional_branch): Swap the meaning of
647 OPERANDS[0] and OPERANDS[1].
648 (mips_variable_issue): Don't count ghost instructions.
649 (mips_expand_ghost_gp_insns): New function.
650 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
651 (mips_output_mi_thunk): Set must_initialize_gp_p.
652 (mips_eh_uses): New function.
653 * config/mips/predicates.md (cprestore_save_slot_operand)
654 (cprestore_load_slot_operand): New predicates.
655 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
656 (UNSPEC_MOVE_GP): Likewise.
657 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
658 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
659 (CPRESTORE_SLOT_REGNUM): New register.
660 (MAX_PIC_BRANCH_LENGTH): New constant.
661 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
662 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
663 branches. Fix commentary.
664 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
665 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
666 Change type to "ghost".
667 (loadgp_absolute_<mode>): Likewise.
668 (loadgp_rtp_<mode>): Likewise.
669 (copygp_mips16): Likewise.
670 (loadgp_blockage): Remove redundant mode attribute.
671 (potential_cprestore): New instruction.
672 (cprestore): Turn into an unspec set.
673 (use_cprestore): New instruction.
674 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
675 (*branch_fp_inverted): Likewise.
676 (*branch_order<mode>): Likewise.
677 (*branch_order<mode>_inverted): Likewise.
678 (*branch_equality<mode>): Likewise.
679 (*branch_equality<mode>_inverted): Likewise.
680 (*branch_bit<bbv><mode>): Likewise.
681 (*branch_bit<bbv><mode>_inverted): Likewise.
682 (*branch_equality<mode>_mips16): Remove redundant mode.
683 (jump): Turn into a define_expand.
684 (*jump_absolute): New instruction.
685 (*jump_pic): Likewise.
686 (*jump_mips16): Rename previously-unnamed pattern. Remove
687 redundant mode attribute.
688 (restore_gp): Split on epilogue_completed rather than
689 reload_completed. Change type to "ghost".
690 (move_gp<mode>): New instruction.
691 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
692 Remove redundant mode attribute.
693 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
694 (bc1any4f, bc1any2t, bc1any2f): Likewise.
695 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
697 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
700 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
701 are returned in the same register (vs34 or v2) that Altivec vector
702 types are returned in.
703 (rs6000_libcall_value): Ditto.
706 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
707 instead of explicit addsi3/adddi3 calls.
708 (rs6000_split_multireg_move): Ditto.
709 (rs6000_emit_allocate_stack): Ditto.
710 (rs6000_emit_prologue): Ditto.
711 (rs6000_output_mi_thunk): Ditto.
713 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
714 size is 64 bits if we can use 64-bit registers.
716 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
718 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
721 From Jie Zhang <jie.zhang@analog.com>:
722 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
723 save FP and RETS with saveall attribute.
724 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
725 with saveall attribute.
727 * config/bfin/bfin.c (bfin_expand_builtin,
728 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
731 From Jie Zhang <jie.zhang@analog.com>:
732 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
733 before use in two places.
734 * config/bfin/bfin.md (AREG): Define mode iterator.
735 (reload_in, reload_out): Use mode iterator AREG.
737 2009-09-14 Richard Guenther <rguenther@suse.de>
740 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
743 2009-09-13 Richard Guenther <rguenther@suse.de>
744 Rafael Avila de Espindola <espindola@google.com>
746 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
747 (LANG_HOOKS_EH_PERSONALITY): Likewise.
748 (LANG_HOOKS_INITIALIZER): Adjust.
749 (lhd_pass_through_t): Declare.
750 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
752 * langhooks.c (lhd_pass_through_t): New function.
753 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
754 dwarf2out_begin_prologue): Use personality from current_function_decl.
755 * expr.h (get_personality_function): Declare.
756 * expr.c (get_personality_function): New function.
757 (build_personality_function): Likewise.
758 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
759 (eh_personality_libfunc): Remove.
760 * optabs.c (build_libfunc_function): New function split out from ...
761 (init_one_libfunc): ... here.
762 * tree.h (DECL_FUNCTION_PERSONALITY): New.
763 (tree_function_decl): Add personality.
764 (lhd_gcc_personality): Declare.
765 (build_personality_function): Likewise.
766 * tree.c (gcc_eh_personality_decl): New.
767 (lhd_gcc_personality): New function.
768 * except.h (lang_eh_runtime_type): Remove.
769 (enum eh_personality_kind): New.
770 (build_personality_function): Declare.
771 (function_needs_eh_personality): Declare.
772 * except.c (lang_eh_runtime_type): Remove.
773 (function_needs_eh_personality): New function.
774 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
775 (sjlj_emit_function_enter, output_function_exception_table):
776 Use personality from current_function_decl.
777 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
778 * tree-inline.c (tree_can_inline_p): Do not inline across different
780 (expand_call_inline): Likewise. Adjust the callers EH personality.
781 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
782 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
783 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
784 (c-parser.o): Likewise
785 * c-tree.h (c_eh_initialized_p): Remove.
786 (c_maybe_initialize_eh): Likewise.
787 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
788 (finish_decl): Don't call c_maybe_initialize_eh.
789 (c_eh_initialized_p): Remove.
790 (c_maybe_initialize_eh): Likewise.
791 * c-parser.c (c_parser_omp_construct): Likewise.
792 (c_parse_file): Initialize exception handling.
794 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
796 * config.gcc (tm_file): Remove i386/biarch32.h
797 for i?86-w64-mingw* case.
798 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
800 * config.host: Set for x64 mingw the option
801 use_long_long_for_widest_fast_int to yes.
803 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
805 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
806 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
807 (dbxout_begin_function): Likewise.
808 * final.c (dwarf2_debug_info_emitted_p): New predicate.
809 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
811 (final_end_function): Likewise.
812 (final_scan_insn): Likewise.
813 (rest_of_handle_final): Likewise.
814 * varasm.c (assemble_start_function): Likewise.
815 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
817 2009-09-12 Jason Merrill <jason@redhat.com>
819 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
820 * opts.c (common_handle_option): constify.
822 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
824 * doc/install.texi (avr): Remove obsolete reference site.
826 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
828 * doc/install.texi (Binaries): Adjust AIX link.
830 2009-09-12 Akim Demaille <demaille@gostai.com>
832 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
833 Use an imperative sentence.
835 2009-09-11 Richard Henderson <rth@redhat.com>
837 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
838 structure-name and has-tree-operands arguments; update all entries.
839 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
841 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
842 (gsstruct_code_size): New.
843 (gss_for_code_): New.
844 (gss_for_code): Remove.
845 (gimple_size): Rewrite using gsstruct_code_size.
846 (gimple_statement_structure): Move to gimple.h.
847 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
848 (gss_for_code, gimple_statement_structure): New.
849 (gimple_ops): Use new arrays; tidy.
851 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
853 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
854 operand to be a PLUS expression.
855 * config/pa/pa.c (pa_secondary_reload): Likewise.
857 2009-09-11 Jakub Jelinek <jakub@redhat.com>
859 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
861 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
864 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
866 From Jie Zhang <jie.zhang@analog.com>:
867 * doc/extend.texi (node Function Attributes): Document l2
869 (node Blackfin Variable Attributes): Document l2 variable attributes.
871 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
873 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
874 to match the system compiler's configuration at inflection point.
875 Add comment to remark a remaining difference with system compiler.
877 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
878 * configure: Regenerate.
880 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
882 From Jie Zhang <jie.zhang@analog.com>:
883 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
884 (bfin_handle_l2_attribute): New.
885 (bfin_attribute_table): Add l2 attribute.
887 2009-09-11 Michael Matz <matz@suse.de>
890 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
891 on the local_decls list.
893 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
897 * cselib.c (cselib_expand_value_rtx_cb): Document callback
899 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
900 for VALUEs, to implement the documented interface.
901 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
902 Adjust for VALUEs and anything else, to implement the
903 documented interface.
905 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
907 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
908 with actual SPE/paired vector modes before using 64-bit alignment.
909 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
911 2009-09-10 DJ Delorie <dj@redhat.com>
913 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
916 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
917 * config/mep/mep.c (mep_legitimate_constant_p): New.
918 * config/mep/mep-protos.h: Prototype it.
920 2009-09-10 Richard Henderson <rth@redhat.com>
922 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
924 2009-09-10 Jason Merrill <jason@redhat.com>
926 * tree.c (chain_index): New fn.
927 * tree.h: Declare it.
929 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
931 * config/sol2-c.c (cmn_err_length_specs): Initialize
932 scalar_identity_flag.
934 2009-09-10 Richard Henderson <rth@redhat.com>
936 * tree.h (struct tree_decl_common): Move align member earlier;
937 move label_decl_uid member ...
938 (struct tree_label_decl): ... here.
939 (LABEL_DECL_UID): Update to match.
941 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
944 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
945 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
947 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
948 dest_prev if the edge is complex.
950 * tree-cfg.c (is_ctrl_stmt): Use a switch.
952 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
953 loop latch tests earlier.
955 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
956 before GIMPLE_RETURN, not after its predecessor; insert
959 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
960 gimple_seq_empty_p to test for no PHI nodes.
961 * tree-cfg.c (split_critical_edges): Likewise.
963 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
965 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
967 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
968 introduced by the VTA branch merge.
970 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
972 * ira-conflicts.c: Use fputs or putc instead of fprintf
976 * tree-switch-conversion.c: Ditto.
978 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
980 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
981 introduced by the VTA branch merge.
983 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
986 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
988 PR rtl-optimization/39779
989 * expr.c (convert_modes): Return when mode == oldmode after
990 CONST_INTs are processed.
992 2009-09-10 Nick Clifton <nickc@redhat.com>
994 * config/mep/mep.c (mep_encode_section_info): Copy weakness
995 attribute and referring decl when creating renamed symbol.
997 2009-09-10 Richard Guenther <rguenther@suse.de>
1000 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
1002 (cgraph_finalize_compilation_unit): Compute reachability
1003 before emitting thunks. Properly process aliases before
1004 possibly removing unreachable nodes.
1006 2009-09-10 Richard Guenther <rguenther@suse.de>
1009 * tree.c (struct free_lang_data_d): Add worklist member.
1010 (find_decls_types_r): Push onto the worklist instead of recursing.
1011 Handle TREE_BINFOs properly.
1012 (find_decls_types): New function wrapped around find_decls_types_r
1013 to process the worklist.
1014 (find_decls_types_in_eh_region): Use it.
1015 (find_decls_types_in_node): Likewise.
1016 (find_decls_types_in_var): Likewise.
1017 (free_lang_data_in_cgraph): Likewise. Free the worklist.
1018 * tree.h (RECORD_OR_UNION_TYPE_P): New.
1019 (AGGREGATE_TYPE_P): Adjust.
1021 2009-09-09 Jason Merrill <jason@redhat.com>
1023 * configure.ac: Check glibc version even if we have an in-tree
1026 2009-09-09 Anthony Green <green@moxielogic.com>
1028 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
1029 the constant 0 when appropriate.
1030 * config/moxie/constraints.md: Add constraint O.
1032 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
1033 to pass up to 6 32-bit argument values in registers.
1034 (moxie_function_arg): Ditto.
1035 (moxie_arg_partial_bytes): Ditto.
1036 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
1037 (REG_PARM_STACK_SPACE): Ditto.
1038 (FUNCTION_ARG_REGNO_P): Ditto.
1040 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
1041 instruction to allocate stack space.
1043 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
1045 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
1046 unnecessarily stringent constraints. Fix address
1047 calculation in the splitters.
1049 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
1051 PR rtl-optimization/39779
1052 * expr.c (convert_modes): Return when mode == oldmode after
1053 CONST_INTs are processed.
1055 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
1058 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
1059 (ix86_expand_prologue): Take frame.padding0 into logic of
1061 (ix86_expand_epilogue): Likewise.
1063 2009-09-09 Jakub Jelinek <jakub@redhat.com>
1065 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
1067 (SHLIB_LINK, SHLIB_INSTALL): Use them.
1068 * config/t-slibgcc-libgcc: New file.
1069 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
1071 2009-09-09 Martin Jambor <mjambor@suse.cz>
1073 PR tree-optimization/41089
1074 * tree-sra.c (find_var_candidates): Do not consider va_lists in
1077 2009-09-09 Richard Henderson <rth@redhat.com>
1079 * gimple.h (CASE_GIMPLE_OMP): New.
1080 (is_gimple_omp): Use it.
1081 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
1082 (verify_gimple_debug): Likewise.
1084 2009-09-09 Richard Guenther <rguenther@suse.de>
1086 PR tree-optimization/41101
1087 * tree-ssa-pre.c (maximal_set): Remove.
1088 (compute_antic_aux): Treat the maximal set as implicitly all ones.
1089 Defer all blocks we didn't visit at least one successor.
1090 (add_to_exp_gen): Do not add to the maximal set.
1091 (make_values_for_phi): Likewise.
1092 (compute_avail): Likewise.
1093 (init_pre): Do not allocate the maximal set.
1094 (execute_pre): Do not dump it.
1096 2009-09-09 Martin Jambor <mjambor@suse.cz>
1098 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
1099 an SSA_NAME rather than a is_gimple_variable.
1101 2009-09-09 Richard Guenther <rguenther@suse.de>
1104 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
1105 code dealing with plain pointer bases.
1106 (maybe_fold_offset_to_reference): Likewise.
1107 (maybe_fold_stmt_addition): Adjust.
1109 2009-09-09 Richard Guenther <rguenther@suse.de>
1111 * tree.c (free_lang_data_in_type): Do not free the type variant
1113 (free_lang_data): Merge char_type_node with its properly signed
1115 (pass_ipa_free): Collect after freeing language specific data.
1117 2009-09-09 Michael Matz <matz@suse.de>
1120 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
1121 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
1122 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
1125 2009-09-08 DJ Delorie <dj@redhat.com>
1127 * config/mep/mep.c (conversions[]): Add "ml" pattern.
1129 2009-09-04 Jason Merrill <jason@redhat.com>
1131 * tree.c (tree_find_value): Remove.
1132 * tree.h: Remove prototype.
1133 * varasm.c (assemble_external): Use value_member instead.
1135 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1137 * toplev.c (process_options): Choose default debugging type when
1138 gtoggle enables debug info and type is unset.
1140 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1144 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
1147 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1149 * configure: Rebuilt with modified libtool.m4.
1151 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1156 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
1158 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1160 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
1161 (remove_statement): Likewise.
1162 (rewrite_use_nonlinear_expr): Adjust.
1163 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
1164 * tree-ssa.c (release_defs_bitset): ... this. New.
1165 * tree-flow.h (release_defs_bitset): Declare.
1167 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1170 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
1171 in the middle block.
1173 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
1175 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
1176 via intptr_t to long type.
1177 (insert_operand_rank): Cast long type via intptr_t to
1179 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
1181 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
1182 from pointer to unsigned via uintptr_t.
1184 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
1185 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
1187 * configure: Regenerated.
1188 * config.in: Regenerated
1189 * system.h (stdint.h): Add include.
1190 (inttypes.h): Likewise.
1191 * Makefile.in (aclocal): Add config/stdint.m4.
1192 * aclocal.m4: Regenerated.
1194 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
1196 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
1198 (note_np_check_stores): New function.
1199 (harmless_null_pointer_p): New function.
1200 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
1201 changed. Take into account whether we're in the shadow of a condjump
1202 that tested NP_REG for NULL.
1203 Lose all code that tested for SEQUENCEs.
1204 (workaround_speculation): Avoid inserting NOPs for loads that are
1205 either always executed or a NULL pointer.
1207 2009-09-08 Jan Hubicka <jh@suse.cz>
1209 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
1210 * params.def (early-inlining-insns): Likewise.
1212 2009-09-08 Jakub Jelinek <jakub@redhat.com>
1214 PR rtl-optimization/41239
1215 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
1216 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
1218 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
1219 across calls, as the calls might not always return normally.
1220 (call_may_noreturn_p): New function.
1221 (deps_analyze_insn): Update last_function_call_may_noreturn list.
1222 (init_deps): Initialize it.
1223 (remove_from_deps): Also remove calls from
1224 last_function_call_may_noreturn list.
1226 2009-09-07 Richard Henderson <rth@redhat.com>
1228 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
1229 more VR->OPERANDS than LHS operands. Free LHS before returning.
1231 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
1233 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
1234 (attr "addrtype"): New member "spreg".
1235 Use it if mem_spfp_address_operand is true for the address.
1236 (attr "type"): New entry "stall".
1237 (cpu_unit "load"): New.
1238 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
1240 (insn_reservation "loadsp"): New.
1241 (insn_reservation "load_stall1"): New.
1242 (insn_reservation "load_stall3"): New.
1244 * config/bfin/predicates.md (const1_operand, const3_operand): New.
1245 (mem_p_address_operand): Exclude stack and frame pointer based
1247 (mem_spfp_address_operand): New; match them here.
1248 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
1249 (bfin_reorg): Call it if scheduling insns.
1250 (bfin_gen_bundles): Remove dummy insns created by
1251 add_sched_insns_for_speculation.
1253 From Jie Zhang <jie.zhang@analog.com>:
1254 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
1255 bfin_si_revision, bfin_workarounds): Move these ...
1256 * config/bfin/bfin.h: ... here.
1258 From Mike Frysinger <michael.frysinger@analog.com>
1259 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
1260 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
1261 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
1262 bf547m, bf548m, and bf549m.
1263 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
1264 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
1265 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
1266 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
1267 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
1268 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
1269 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
1270 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
1271 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
1272 bf542m, bf544m, bf547m, bf548m, and bf549m.
1274 From Jie Zhang <jie.zhang@analog.com>:
1275 * config/bfin/predicates.md (p_register_operand): New predicate.
1276 (dp_register_operand): New predicate.
1277 * config/bfin/bfin-protos.h (WA_05000074): Define.
1278 (ENABLE_WA_05000074): Define.
1279 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
1280 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
1281 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
1282 (define_attr addrtype): Allow load/store register to be P register.
1283 (define_attr storereg): New.
1284 (define_cpu_unit anomaly_05000074): New.
1285 (define_insn_reservation dsp32shiftimm): New.
1286 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
1287 (define_insn_reservation loadp): Cannot use slot2.
1288 (define_insn_reservation loadsp): Cannot use slot2.
1289 (define_insn_reservation storep): Cannot use slot2. Does not
1290 apply when working around 05000074.
1291 (define_insn_reservation storep_anomaly_05000074): New.
1292 (define_insn_reservation storei): Does not apply when working
1294 (define_insn_reservation storei_anomaly_05000074): New.
1295 (define_attr length): Add dsp32shiftimm case.
1296 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
1297 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
1298 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
1299 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
1300 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
1302 2009-09-07 Martin Jambor <mjambor@suse.cz>
1305 * tree-sra.c (create_artificial_child_access): Return NULL if
1306 build_ref_for_offset fails.
1307 (propagate_subacesses_accross_link): Allow build_ref_for_offset
1308 and create_artificial_child_access to fail.
1310 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
1313 * unwind-dw2.c (uw_init_context_1): Mark noinline.
1314 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
1315 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
1317 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
1319 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
1320 block, ensure it has an exit edge. Emit a barrier after a jump.
1322 2009-09-07 Nick Clifton <nickc@redhat.com>
1324 * gcc.c (this_is_linker_script): New variable. Like
1325 this_is_library_file but for the %T constructor.
1326 (end_going_arg): If this_is_linker_script is set then locate the
1327 script and insert a --script switch before it
1328 (do_spec_2): Initialise this_is_linker_script.
1329 (do_spec_1): Likewise. Handle %T construct.
1330 (eval_spec_function): Preserve this_is_linker_script.
1331 * doc/invoke.texi: Document %T construct in spec files.
1332 * config/m32c/m32c.h (LIB_SPEC): Use it.
1334 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1336 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
1337 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
1338 when volatile flag is set.
1339 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
1341 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
1344 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
1345 (combine_stack_adjustments_for_block): Allow insns between stack
1346 adjustments and stores with corresponding pre-(dec|inc)rement or
1347 pre-modify operation.
1349 2009-09-06 Jakub Jelinek <jakub@redhat.com>
1352 * combine-stack-adj.c (struct csa_memlist): Rename to...
1353 (struct csa_reflist): ... this. Rename mem field to ref.
1354 (free_csa_memlist): Rename to...
1355 (free_csa_reflist): ... this.
1356 (record_one_stack_memref): Rename to...
1357 (record_one_stack_ref): ... this. Handle also REG_P.
1358 (try_apply_stack_adjustment): Handle also REG_P.
1359 (struct record_stack_memrefs_data): Rename to...
1360 (struct record_stack_refs_data): ... this. Rename memlist field to
1362 (record_stack_memrefs): Rename to...
1363 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
1364 subexpressions instead of failing when a MEM contains SP references.
1365 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
1366 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
1368 2009-09-06 Richard Guenther <rguenther@suse.de>
1371 * tree.c (build_array_type): Do not record types marked
1372 with structural equality in the canonical type hashtable.
1374 2009-09-06 Richard Guenther <rguenther@suse.de>
1377 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
1379 2009-09-05 Richard Guenther <rguenther@suse.de>
1382 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
1384 2009-09-05 Richard Guenther <rguenther@suse.de>
1387 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
1389 2009-09-05 Richard Guenther <rguenther@suse.de>
1392 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
1393 before comparing function argument types.
1395 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1398 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
1401 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
1404 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
1406 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
1407 locators before emit_insn is called.
1409 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
1412 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
1413 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
1414 (reginfo_init): Don't call allocate_reg_info.
1416 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
1419 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
1420 NONDEBUG_INSN_P instead of INSN_P.
1422 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
1425 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
1427 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
1430 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
1431 pattern of the split.
1433 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
1435 * toplev.c (process_options): Move setter of flag_var_tracking
1436 before other tests that depend on it. Move down setter of
1437 flag_rename_registers. Don't enable var-tracking-assignments
1438 by default if selective scheduling is enabled. Warn if both
1441 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
1443 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
1444 comment. Use switch statement to catch overlaps between rtx
1445 and tree codes. Accept FUNCTION_DECLs in addition to those in...
1446 (IS_DECL_CODE): ... here. Remove.
1447 (check_value_is_not_decl): Remove.
1448 (dv_from_decl, dv_from_value): Check after conversion.
1450 2009-09-04 Richard Guenther <rguenther@suse.de>
1453 * (cgraph_finalize_compilation_unit): Move finalizing aliases
1454 after emitting tunks. Move emitting thunks and ctors from ...
1455 (cgraph_optimize): ... here. Remove redundant
1456 cgraph_analyze_functions.
1457 * varasm.c (find_decl_and_mark_needed): Remove no longer
1459 (finish_aliases_1): Adjust check for thunk aliases.
1461 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
1463 * config/arm/arm.md (ctzsi2): Added braces
1464 to avoid warning that broke booststrap.
1466 2009-09-04 Martin Jambor <mjambor@suse.cz>
1468 PR tree-optimization/41112
1469 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
1470 handle variable-bounded arrays.
1471 (expr_with_var_bounded_array_refs_p): New function.
1472 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
1474 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
1476 * config/s390/2097.md: Removed two incorrect bypasses.
1477 (z10_fsimpdf): Fixed latency.
1478 (z10_fhex): New insn_reservation.
1479 (z10_floaddf): Fixed latency.
1480 (z10_floadsf): Fixed latency.
1481 (z10_ftrunctf): Fixed latency.
1482 (z10_ftruncdf): Fixed latency.
1483 * config/s390/s390.c (z10_cost): Fixed values.
1484 (s390_adjust_priority): Added z10 path.
1485 * config/s390/s390.md (type): Added fhex.
1486 (*mov<mode>_64dfp): Updated type attribute.
1487 (*mov<mode>_64): Updated type attribute.
1488 (*mov<mode>_31): Updated type attribute.
1489 (*mov<mode>"): Likewise.
1490 * config/s390/2084.md (x_fsimpdf): Updated condition.
1492 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
1494 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
1495 RTXs in the predicate for operand 1.
1497 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
1499 * config/arm/arm.md (UNSPEC_RBIT): New constant.
1500 (rbitsi2): New insn.
1501 (ctzsi2): New expand.
1502 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
1504 2009-09-03 Martin Jambor <mjambor@suse.cz>
1506 * tree-sra.c (duplicate_expr_for_different_base): Removed.
1507 (create_artificial_child_access): Use build_ref_for_offset instead
1508 of duplicate_expr_for_different_base.
1509 (propagate_subacesses_accross_link): Likewise.
1511 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
1513 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
1515 (mips16e_collect_argument_saves): Skip debug instructions.
1516 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
1517 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
1518 (r10k_insert_cache_barriers): Likewise.
1519 (mips_reorg_process_insns): Likewise.
1521 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
1524 * ira.c (update_equiv_reg): Remove check on class likely spill.
1526 2009-09-03 Jakub Jelinek <jakub@redhat.com>
1529 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
1530 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
1534 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
1535 the stack slot if it is passed by invisible reference.
1536 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
1537 by invisible reference.
1539 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
1541 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
1542 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
1543 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
1545 * config/bfin/sync.md: New file.
1546 * config/bfin/bfin.md: Include it.
1547 (UNSPEC_ATOMIC): New.
1548 (UNSPEC_ONES): Provide a unique number.
1550 From Jie Zhang <jie.zhang@analog.com>:
1551 * config/bfin/bfin.c (ret_regs): New.
1552 (must_save_fp_p): Don't return true because of frame_pointer_needed.
1553 (must_save_rets_p): New.
1554 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
1555 current_function_is_leaf.
1556 (do_link): Likewise.
1557 (do_unlink): Likewise.
1558 (expand_interrupt_handler_prologue): Use ret_regs array.
1559 (expand_interrupt_handler_epilogue): Use ret_regs array and
1560 pass return register to gen_return_internal.
1561 (bfin_expand_epilogue): Pass return register to
1562 gen_return_internal.
1563 (bfin_expand_call): Explicitly clobber RETS.
1564 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
1565 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
1566 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
1567 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
1569 (return_internal): Take a reg rtx rather than the register number.
1571 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
1573 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
1574 when comparing against estimated_loop_iterations_int return.
1576 2009-09-03 Richard Guenther <rguenther@suse.de>
1578 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
1579 eh_personality_libfunc.
1581 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
1583 * tree-parloops.c (separate_decls_in_region): Add space.
1585 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
1587 * tree-parloops.c (separate_decls_in_region): Change the condition
1588 checking if there are reductions in the loop.
1590 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
1592 PR tree-optimization/38275
1593 * tree-parloops.c (parallelize_loops): Replace profitability condition
1594 for expected number of iterations.
1596 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
1598 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
1599 (bootstrap-debug): Explain conditions in which it becomes default.
1600 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
1603 2009-09-03 Namhyung Kim <namhyung@gmail.com>
1605 * doc/invoke.texi (Optimize Options): Move
1606 -finline-small-functions to the -O2 list.
1608 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
1610 * toplev.c (process_options): Enable var-tracking-assignments
1611 by default if var-tracking is enabled.
1613 2009-09-02 David Daney <ddaney@caviumnetworks.com>
1615 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
1617 * emit-rtl.c (prev_nonnote_insn_bb): New function.
1618 * rtl.h (prev_nonnote_insn_bb): Declare it.
1620 2009-09-03 Diego Novillo <dnovillo@google.com>
1622 * cgraph.c (cgraph_node_for_decl): New.
1623 * cgraph.h (cgraph_node_for_decl): Declare.
1624 * tree.c (host_integerp): Return 0 if T is NULL.
1626 2009-09-03 Diego Novillo <dnovillo@google.com>
1628 * tree.h (struct alias_pair): Move from varasm.c.
1629 (alias_pairs): Likewise.
1630 (TYPE_MAXVAL): Define.
1631 (TYPE_MINVAL): Define.
1632 (iterative_hash_host_wide_int): Declare.
1633 (remove_unreachable_alias_pairs): Declare.
1634 * tree-pass.h (pass_ipa_free_lang_data): Declare.
1635 * diagnostic.c (default_diagnostic_starter): Make extern.
1636 (default_diagnostic_finalizer): Make extern.
1637 * diagnostic.h (default_diagnostic_starter): Declare.
1638 (default_diagnostic_finalizer): Declare.
1639 (default_tree_printer): Declare.
1640 * toplev.c (default_tree_printer): Make extern.
1642 2009-09-03 Richard Guenther <rguenther@suse.de>
1643 Diego Novillo <dnovillo@google.com>
1645 * cgraph.c (cgraph_add_new_function): Remove gimplification.
1646 * cgraphunit.c (cgraph_expand_function): Do not emit
1647 associated thunks from here.
1648 (cgraph_emit_thunks): New.
1649 (cgraph_optimize): Call it.
1650 Return if any IPA pass finds an error.
1651 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
1654 2009-09-03 Simon Baldwin <simonb@google.com>
1655 Rafael Espindola <espindola@google.com>
1656 Richard Guenther <rguenther@suse.de>
1657 Doug Kwan <dougkwan@google.com>
1658 Diego Novillo <dnovillo@google.com>
1660 * tree.c: Include tree-pass.h, langhooks-def.h,
1661 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
1662 (free_lang_data_in_type): New.
1663 (need_assembler_name_p): New.
1664 (free_lang_data_in_block): New.
1665 (free_lang_data_in_decl): New.
1666 (struct free_lang_data_d): New.
1667 (add_tree_to_fld_list): New.
1668 (find_decls_types_r): New.
1669 (get_eh_types_for_runtime): New.
1670 (find_decls_types_in_eh_region): New.
1671 (find_decls_types_in_node): New.
1672 (find_decls_types_in_var): New.
1673 (free_lang_data_in_cgraph): New.
1674 (free_lang_data): New.
1675 (gate_free_lang_data): New.
1676 (pass_ipa_free_lang_data): New.
1678 2009-09-03 Diego Novillo <dnovillo@google.com>
1680 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
1681 * langhooks.h (struct lang_hooks): Add field free_lang_data.
1682 (lang_hooks): Remove const qualifier.
1683 * ipa.c (cgraph_remove_unreachable_nodes): Call
1684 remove_unreachable_alias_pairs.
1685 * except.c (add_type_for_runtime): Check if TYPE has
1686 already been converted.
1687 (lookup_type_for_runtime): Likewise.
1688 (check_handled): Handle converted types.
1689 * varasm.c (remove_unreachable_alias_pairs): New.
1690 * gimple.c: Include demangle.h.
1691 (gimple_decl_printable_name): New.
1692 (gimple_fold_obj_type_ref): New.
1693 * gimple.h (gimple_decl_printable_name): Declare.
1694 (gimple_fold_obj_type_ref): Declare.
1695 * passes.c (init_optimization_passes): Add pass
1696 pass_ipa_free_lang_data.
1697 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
1698 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
1700 2009-09-03 Diego Novillo <dnovillo@google.com>
1702 * c-lang.c (lang_hooks): Remove const qualifier.
1704 2009-09-02 Loren James Rittle <ljrittle@acm.org>
1706 * doc/install.texi (*-*-freebsd*): Update target information.
1708 2009-09-02 Anatoly Sokolov <aesok@post.ru>
1710 * hard-reg-set.h (call_fixed_regs): Remove.
1711 * reginfo.c (call_fixed_regs): Remove.
1712 (init_reg_sets_1): Remove initialization of call_fixed_regs.
1713 (globalize_reg): Don't use call_fixed_regs.
1714 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
1717 2009-09-01 Michael Matz <matz@suse.de>
1719 * expr.h (emit_storent_insn, expand_expr_real_1,
1720 expand_expr_real_2): Declare.
1721 * expr.c (emit_storent_insn, expand_expr_real_1,
1722 expand_expr_real_2): Export.
1723 (store_expr): Setting and evaluating dont_return_target is useless.
1724 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
1725 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
1726 * except.c (expand_resx_expr): Rename to ...
1727 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
1728 * except.h (expand_resx_stmt): Declare.
1729 * stmt.c: Add include gimple.h
1730 (expand_asm_expr): Rename to ...
1731 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
1732 (expand_case): Rewrite to take gimple statement.
1733 * tree.h (expand_asm_stmt): Declare.
1734 (expand_case): Change prototype.
1735 * Makefile.in (stmt.o): Depend on gimple.h.
1736 * builtins.c (expand_builtin_synchronize): Build gimple asm
1737 statement, not an ASM_EXPR.
1738 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
1739 gimple_to_tree, release_stmt_tree): Remove.
1740 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
1741 ggc_free, but hold comparison code and operands separately.
1742 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
1743 (expand_call_stmt, expand_gimple_stmt_1,
1744 expand_gimple_stmt): New helpers.
1745 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
1746 release_stmt_tree. Call expand_gimple_stmt instead.
1747 (expand_gimple_basic_block): Ditto.
1749 * calls.c (emit_call_1): Don't look at EH regions here, make
1750 fntree parameter useless.
1751 (expand_call): New local rettype for TREE_TYPE(exp), use it
1752 throughout. Remove local p, use addr instead.
1753 Don't look at EH regions here.
1755 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
1757 * doc/invoke.texi (-fsched-pressure): Document it.
1758 (-fsched-reg-pressure-heuristic): Remove it.
1760 * reload.c (ira.h): Include.
1761 (find_reloads): Add choosing reload on number of small spilled
1764 * haifa-sched.c (ira.h): Include.
1765 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
1766 saved_reg_pressure, curr_reg_live, saved_reg_live,
1767 region_ref_regs): New variables.
1768 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
1769 initiate_reg_pressure_info, setup_ref_regs,
1770 initiate_bb_reg_pressure_info, save_reg_pressure,
1771 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
1773 (setup_insn_reg_pressure_info): New function.
1774 (rank_for_schedule): Add pressure checking and insn issue time.
1775 Remove comparison of insn reg weights.
1776 (ready_sort): Set insn reg pressure info.
1777 (update_register_pressure, setup_insn_max_reg_pressure,
1778 update_reg_and_insn_max_reg_pressure,
1779 sched_setup_bb_reg_pressure_info): New functions.
1780 (schedule_insn): Add code for printing and updating reg pressure info.
1781 (find_set_reg_weight, find_insn_reg_weight): Remove.
1782 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
1783 (debug_ready_list): Print reg pressure info.
1784 (schedule_block): Ditto. Check insn issue time.
1785 (sched_init): Set up sched_pressure_p. Allocate and set up some
1786 reg pressure related info.
1787 (sched_finish): Free some reg pressure related info.
1788 (fix_tick_ready): Make insn always ready if pressure_p.
1789 (init_h_i_d): Don't call find_insn_reg_weight.
1790 (haifa_finish_h_i_d): Free insn reg pressure info.
1792 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
1793 ira_memory_move_cost, ira_class_hard_regs,
1794 ira_class_hard_regs_num, ira_no_alloc_regs,
1795 ira_available_class_regs, ira_reg_class_cover_size,
1796 ira_reg_class_cover, ira_class_translate): Move to ira.h.
1798 * ira-lives.c (single_reg_class): Check mode to find how many
1799 registers are necessary for operand.
1800 (ira_implicitly_set_insn_hard_regs): New.
1802 * common.opt (fsched-pressure): New options.
1803 (fsched-reg-pressure-heuristic): Remove.
1805 * ira.c (setup_eliminable_regset): Rename to
1806 ira_setup_eliminable_regset. Make it external.
1807 (expand_reg_info): Pass cover class to setup_reg_classes.
1808 (ira): Call resize_reg_info instead of allocate_reg_info.
1810 * sched-deps.c: Include ira.h.
1811 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
1812 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
1813 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
1814 mark_insn_hard_regno_birth, mark_insn_reg_birth,
1815 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
1816 mark_insn_reg_store, mark_insn_reg_clobber,
1817 setup_insn_reg_pressure_info): New.
1818 (sched_analyze_1): Update implicit_reg_pending_uses.
1819 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
1820 Use them to create dependencies. Set insn reg uses and pressure
1821 info. Process reg_pending_uses in one place.
1822 (free_deps): Free implicit sets.
1823 (remove_from_deps): Remove implicit sets if necessary. Check
1824 implicit sets when clearing reg_last_in_use.
1825 (init_deps_global): Clear implicit_reg_pending_clobbers and
1826 implicit_reg_pending_uses.
1828 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
1829 ira_memory_move_cost, ira_class_hard_regs,
1830 ira_class_hard_regs_num, ira_no_alloc_regs,
1831 ira_available_class_regs, ira_reg_class_cover_size,
1832 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
1833 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
1834 ira_implicitly_set_insn_hard_regs): New prototypes.
1836 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
1837 cost_elements_num): New variables.
1838 (allocno_costs, total_costs): Rename to costs and
1839 total_allocno_costs.
1840 (COSTS_OF_ALLOCNO): Rename to COSTS.
1841 (allocno_pref): Rename to pref.
1842 (allocno_pref_buffer): Rename to pref_buffer.
1843 (common_classes): Rename to regno_cover_class.
1845 (record_reg_classes): Set allocno attributes only if allocno_p.
1846 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
1847 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
1848 and COSTS_OF_ALLOCNO.
1849 (print_costs): Rename to print_allocno_costs.
1850 (print_pseudo_costs): New.
1851 (process_bb_node_for_costs): Split into 2 functions with new
1852 function process_bb_for_costs. Pass BB to process_bb_for_costs.
1853 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
1854 new parameter dump_file. Use cost_elements_num instead of
1855 ira_allocnos_num. Make one iteration if preferred classes were
1856 already calculated for scheduler. Make 2 versions of code
1857 depending on allocno_p.
1858 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
1859 regno_cover_class and COSTS instead of common_classes and
1861 (init_costs, finish_costs): New.
1862 (ira_costs): Set up allocno_p and cost_elements_num. Call
1863 init_costs and finish_costs.
1864 (ira_set_pseudo_classes): New.
1866 * rtl.h (allocate_reg_info): Remove.
1867 (resize_reg_info): Change return type.
1868 (reg_cover_class): New.
1869 (setup_reg_classes): Add new parameter.
1871 * sched-int.h (struct deps_reg): New member implicit_sets.
1872 (sched_pressure_p, sched_regno_cover_class): New external definitions.
1873 (INCREASE_BITS): New macro.
1874 (struct reg_pressure_data, struct reg_use_data): New.
1875 (struct _haifa_insn_data): Remove reg_weight. Add members
1876 reg_pressure, reg_use_list, reg_set_list, and
1877 reg_pressure_excess_cost_change.
1878 (struct deps): New member implicit_sets.
1879 (pressure_p): New variable.
1880 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
1881 (struct reg_pressure_data, struct reg_use_data): New.
1882 (INSN_REG_WEIGHT): Remove.
1883 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
1884 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
1885 (sched_init_region_reg_pressure_info,
1886 sched_setup_bb_reg_pressure_info): New prototypes.
1888 * reginfo.c (struct reg_pref): New member coverclass.
1889 (reg_cover_class): New function.
1890 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
1891 (reg_info_size): New variable.
1892 (allocate_reg_info): Make static. Setup reg_info_size.
1893 (resize_reg_info): Use reg_info_size. Return flag of resizing.
1894 (setup_reg_classes): Add a new parameter. Setup cover class too.
1896 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
1899 * sched-rgn.c (deps_join): Set up implicit_sets.
1900 (schedule_region): Set up region and basic blocks pressure
1903 * passes.c (init_optimization_passes): Move
1904 pass_subregs_of_mode_init before pass_sched.
1906 2009-09-02 Martin Jambor <mjambor@suse.cz>
1908 * tree-sra.c (struct access): New field grp_hint.
1909 (dump_access): Dump grp_hint.
1910 (sort_and_splice_var_accesses): Set grp_hint if a group is read
1912 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
1913 those which have been specifically read and somehow written to.
1914 (propagate_subacesses_accross_link): Set grp_hint of right child and
1915 also possibly of the left child.
1917 2009-09-02 Jakub Jelinek <jakub@redhat.com>
1919 * tree-object-size.c (addr_object_size): Always use object_size_type
1920 0 or 2 when determining the pointer pointed object size.
1922 2009-09-02 Richard Guenther <rguenther@suse.de>
1925 2009-08-31 Richard Guenther <rguenther@suse.de>
1927 * builtins.c (fold_builtin_memory_op): Use the alias oracle
1928 to query if the memory regions for memmove overlap.
1929 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
1930 asserts on pointers, instead deal with odd trees.
1931 (ptr_derefs_may_alias_p): Likewise.
1932 (refs_may_alias_p_1): Constructor bases also never alias.
1934 2009-08-01 Christian Bruel <christian.bruel@st.com>
1937 2009-07-31 Christian Bruel <christian.bruel@st.com>
1938 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
1940 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
1942 * doc/invoke.texi (-fvar-tracking-assignments): New.
1943 (-fvar-tracking-assignments-toggle): New.
1944 (-fdump-final-insns=file): Mark filename as optional.
1945 (--param min-nondebug-insn-uid): New.
1946 (-gdwarf-@{version}): Mention version 4.
1947 * opts.c (common_handle_option): Accept it.
1948 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
1949 * regrename.c (regrename_optimize): Drop last. Don't count debug
1950 insns as uses. Don't reject change because of debug insn.
1951 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
1952 from the chain starter, and check for inexact matches in DEBUG_INSNS.
1953 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
1954 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
1955 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
1956 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
1957 * doc/gimple.texi (is_gimple_debug): New.
1958 (gimple_debug_bind_p): New.
1959 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
1960 * doc/install.texi (bootstrap-debug): More details.
1961 (bootstrap-debug-big, bootstrap-debug-lean): Document.
1962 (bootstrap-debug-lib): More details.
1963 (bootstrap-debug-ckovw): Update.
1964 (bootstrap-time): New.
1965 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
1966 (insert_phi_nodes_for): Insert debug stmts.
1967 (rewrite_stmt): Take iterator. Insert debug stmts.
1968 (rewrite_enter_block): Adjust.
1969 (maybe_replace_use_in_debug_stmt): New.
1970 (rewrite_update_stmt): Use it.
1971 (mark_use_interesting): Return early for debug stmts.
1972 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
1973 stmts before replacing stmt.
1974 (move_computations_stmt): Likewise.
1975 * ira-conflicts.c (add_copies): Skip debug insns.
1976 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
1977 (regstat_bb_compute_ri): Skip debug insns.
1978 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
1979 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
1980 check_loop_closed_ssa_stmt): Skip debug stmts.
1981 * tree-tailcall.c (find_tail_calls): Likewise.
1982 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
1983 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
1984 (build_var_debug_value_stat): Declare.
1985 (build_var_debug_value): Define.
1986 (target_for_debug_bind): Declare.
1987 * reload.c (find_equiv_reg): Skip debug insns.
1988 * rtlanal.c (reg_used_between_p): Skip debug insns.
1989 (side_effects_p): Likewise.
1990 (canonicalize_condition): Likewise.
1991 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
1992 insns never depend on debug insns.
1993 (create_ddg_dep_no_link): Likewise.
1994 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
1995 Don't add inter-loop dependencies for debug insns.
1996 (build_intra_loop_deps): Likewise.
1997 (create_ddg): Count debug insns.
1998 * ddg.h (struct ddg::num_debug): New.
1999 (num_backargs): Pair up with previous int field.
2000 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
2001 -fcompare-debug-second.
2002 * final.c (get_attr_length_1): Skip debug insns.
2003 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
2004 * gcc.c (invoke_as): Call compare-debug-dump-opt.
2005 (driver_self_specs): Map -fdump-final-insns to
2006 -fdump-final-insns=..
2007 (get_local_tick): New.
2008 (compare_debug_dump_opt_spec_function): Test for . argument and
2009 compute output name. Compute temp output spec without flag name.
2010 Compute -frandom-seed.
2011 (OPT): Undef after use.
2012 * cfgloopanal.c (num_loop_insns): Skip debug insns.
2013 (average_num_loop_insns): Likewise.
2014 * params.h (MIN_NONDEBUG_INSN_UID): New.
2015 * gimple.def (GIMPLE_DEBUG): New.
2016 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
2017 * auto-inc-dec.c (merge_in_block): Skip debug insns.
2018 (merge_in_block): Fix whitespace.
2019 * toplev.c (flag_var_tracking): Update comment.
2020 (flag_var_tracking_assignments): New.
2021 (flag_var_tracking_assignments_toggle): New.
2022 (process_options): Don't open final insns dump file if we're not
2023 going to write to it. Compute defaults for var_tracking.
2024 * df-scan.c (df_insn_rescan_debug_internal): New.
2025 (df_uses_record): Handle debug insns.
2026 * haifa-sched.c (ready): Initialize n_debug.
2027 (contributes_to_priority): Skip debug insns.
2028 (dep_list_size): New.
2030 (rank_for_schedule): Likewise. Schedule debug insns as soon as
2031 they're ready. Disregard previous debug insns to make decisions.
2032 (queue_insn): Never queue debug insns.
2033 (ready_add, ready_remove_first, ready_remove): Count debug insns.
2034 (schedule_insn): Don't reject debug insns because of issue rate.
2035 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
2036 (queue_to_ready): Skip and discount debug insns.
2037 (choose_ready): Let debug insns through.
2038 (schedule_block): Check boundary debug insns. Discount debug
2039 insns, schedule them early. Adjust whitespace.
2040 (set_priorities): Check for boundary debug insns.
2041 (add_jump_dependencies): Use dep_list_size.
2042 (prev_non_location_insn): New.
2043 (check_cfg): Use it.
2044 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
2046 (remove_unused_ivs): Reset debug stmts.
2047 * modulo-sched.c (const_iteration_count): Skip debug insns.
2048 (res_MII): Discount debug insns.
2049 (loop_single_full_bb_p): Skip debug insns.
2050 (sms_schedule): Likewise.
2051 (sms_schedule_by_order): Likewise.
2052 (ps_has_conflicts): Likewise.
2053 * caller-save.c (refmarker_fn): New.
2054 (save_call_clobbered_regs): Replace regs with saved mem in
2056 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
2057 Call refmarker_fn mark for hardregnos.
2058 (mark_reg_as_referenced): New.
2059 (replace_reg_with_saved_mem): New.
2060 * ipa-pure-const.c (check_stmt): Skip debug stmts.
2061 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
2063 (cse_extended_basic_block): Skip debug insns.
2064 (count_reg_usage): Likewise.
2065 (is_dead_reg): New, split out of...
2066 (set_live_p): ... here.
2067 (insn_live_p): Use it for debug insns.
2068 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
2069 (execute_optimize_stdarg): Likewise.
2070 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
2071 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
2072 changes in debug stmts as changes.
2073 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
2074 (moveup_expr): Don't move across debug insns. Don't move
2075 debug insn if it would create a bookkeeping block.
2076 (moveup_expr_cached): Don't use cache for debug insns that
2077 are heads of blocks.
2078 (compute_av_set_inside_bb): Skip debug insns.
2079 (sel_rank_for_schedule): Schedule debug insns first. Remove
2081 (block_valid_for_bookkeeping_p); Support lax searches.
2082 (create_block_for_bookkeeping): Adjust block numbers when
2083 encountering debug-only blocks.
2084 (find_place_for_bookkeeping): Deal with debug-only blocks.
2085 (generate_bookkeeping_insn): Accept no place to insert.
2086 (remove_temp_moveop_nops): New argument full_tidying.
2087 (prepare_place_to_insert): Deal with debug insns.
2088 (advance_state_on_fence): Debug insns don't start cycles.
2089 (update_boundaries): Take fence as argument. Deal with
2091 (schedule_expr_on_boundary): No full_tidying on debug insns.
2092 (fill_insns): Deal with debug insns.
2093 (track_scheduled_insns_and_blocks): Don't count debug insns.
2094 (need_nop_to_preserve_insn_bb): New, split out of...
2095 (remove_insn_from_stream): ... this.
2096 (fur_orig_expr_not_found): Skip debug insns.
2097 * rtl.def (VALUE): Move up.
2099 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
2100 (nearest_common_dominator_of_uses): Take debug_stmts argument.
2101 Set it if debug stmts are found.
2102 (statement_sink_location): Skip debug stmts. Propagate
2103 moving defs into debug stmts.
2104 * ifcvt.c (first_active_insn): Skip debug insns.
2105 (last_active_insns): Likewise.
2106 (cond_exec_process_insns): Likewise.
2107 (noce_process_if_block): Likewise.
2108 (check_cond_move_block): Likewise.
2109 (cond_move_convert_if_block): Likewise.
2110 (block_jumps_and_fallthru_p): Likewise.
2111 (dead_or_predicable): Likewise.
2112 * dwarf2out.c (debug_str_hash_forced): New.
2113 (find_AT_string): Add comment.
2114 (gen_label_for_indirect_string): New.
2115 (get_debug_string_label): New.
2116 (AT_string_form): Use it.
2117 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
2118 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
2119 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
2120 several operations that cannot be represented with DWARF opcodes.
2121 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
2122 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
2123 (dwarf2out_var_location): Take during-call mark into account.
2124 (output_indirect_string): Update comment. Output if there are
2125 label and references.
2126 (prune_indirect_string): New.
2127 (prune_unused_types): Call it if debug_str_hash_forced.
2128 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
2129 (dw_long_long_const): Remove.
2130 (struct dw_val_struct): Change val_long_long type to rtx.
2131 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
2132 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
2133 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
2134 component instead of HOST_BITS_PER_LONG.
2135 (output_loc_operands): Likewise. For const8* assert
2136 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
2137 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
2138 rather than HOST_BITS_PER_LONG is >= 64.
2139 (add_AT_long_long): Remove val_hi and val_lo arguments, add
2141 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
2142 HOST_BITS_PER_LONG for dw_val_class_long_long.
2143 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
2144 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
2145 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
2147 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
2148 Handle DW_OP_implicit_value.
2149 (extract_int): Move prototype earlier.
2150 (mem_loc_descriptor): For SUBREG punt if inner
2151 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
2152 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
2153 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
2154 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
2155 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
2156 instead of Pmode size.
2157 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
2158 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
2159 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
2160 (concat_loc_descriptor, concatn_loc_descriptor,
2161 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
2162 (add_location_or_const_value_attribute): Likewise. For single
2163 location loc_lists attempt to use add_const_value_attribute
2164 for constant decls. Add DW_AT_const_value even if
2165 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
2167 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
2168 (control_flow_insn_p): Likewise.
2169 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
2170 (separate_decls_in_region_debug_bind): New.
2171 (separate_decls_in_region): Process debug bind stmts afterwards.
2172 * recog.c (verify_changes): Handle debug insns.
2173 (extract_insn): Likewise.
2174 (peephole2_optimize): Skip debug insns.
2175 * dse.c (scan_insn): Skip debug insns.
2176 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
2178 (setup_id_for_insn): Handle debug insns.
2179 (maybe_tidy_empty_bb): Adjust whitespace.
2180 (tidy_control_flow): Skip debug insns.
2181 (sel_remove_insn): Adjust for debug insns.
2182 (sel_estimate_number_of_insns): Skip debug insns.
2183 (create_insn_rtx_from_pattern): Handle debug insns.
2184 (create_copy_of_insn_rtx): Likewise.
2185 * sel-sched-.h (sel_bb_end): Declare.
2186 (sel_bb_empty_or_nop_p): New.
2187 (get_all_loop_exits): Use it.
2188 (_eligible_successor_edge_p): Likewise.
2189 (return_nop_to_pool): Adjust.
2190 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
2191 * ira-lives.c (process_bb_node_lives): Skip debug insns.
2192 * gimple-pretty-print.c (dump_gimple_debug): New.
2193 (dump_gimple_stmt): Use it.
2194 (dump_bb_header): Skip gimple debug stmts.
2195 * regmove.c (optimize_reg_copy_1): Discount debug insns.
2196 (fixup_match_2): Likewise.
2197 (regmove_backward_pass): Likewise. Simplify combined
2198 replacement. Handle debug insns.
2199 * function.c (instantiate_virtual_regs): Handle debug insns.
2200 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
2201 * print-rtl.h: Include cselib.h.
2202 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
2203 * df.h (df_inns_rescan_debug_internal): Declare.
2204 * gcse.c (alloc_hash_table): Estimate n_insns.
2205 (cprop_insn): Don't regard debug insns as changes.
2206 (bypass_conditional_jumps): Skip debug insns.
2207 (one_pre_gcse_pass): Adjust.
2208 (one_code_hoisting_pass): Likewise.
2209 (compute_ld_motion_mems): Skip debug insns.
2210 (one_cprop_pass): Adjust.
2211 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
2212 (if_convertible_stmt_p): Handle debug stmts.
2213 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
2214 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
2215 * ira-build.c (create_bb_allocnos): Skip debug insns.
2216 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
2217 (has_single_use): Likewise.
2218 (single_imm_use): Likewise.
2219 (num_imm_uses): Likewise.
2220 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
2221 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
2222 (create_outofssa_var_map): Likewise.
2223 * lower-subreg.c (adjust_decomposed_uses): New.
2224 (resolve_debug): New.
2225 (decompose_multiword_subregs): Use it.
2226 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
2227 * emit-rtl.c: Include params.h.
2228 (cur_debug_insn_uid): Define.
2229 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
2230 (copy_rtx_if_shared_1): Handle debug insns.
2231 (reset_used_flags): Likewise.
2232 (set_used_flags): LIkewise.
2233 (get_max_insn_count): New.
2234 (next_nondebug_insn): New.
2235 (prev_nondebug_insn): New.
2236 (make_debug_insn_raw): New.
2237 (emit_insn_before_noloc): Handle debug insns.
2238 (emit_jump_insn_before_noloc): Likewise.
2239 (emit_call_insn_before_noloc): Likewise.
2240 (emit_debug_insn_before_noloc): New.
2241 (emit_insn_after_noloc): Handle debug insns.
2242 (emit_jump_insn_after_noloc): Likewise.
2243 (emit_call_insn_after_noloc): Likewise.
2244 (emit_debug_insn_after_noloc): Likewise.
2245 (emit_insn_after): Take loc from earlier non-debug insn.
2246 (emit_jump_insn_after): Likewise.
2247 (emit_call_insn_after): Likewise.
2248 (emit_debug_insn_after_setloc): New.
2249 (emit_debug_insn_after): New.
2250 (emit_insn_before): Take loc from later non-debug insn.
2251 (emit_jump_insn_before): Likewise.
2252 (emit_call_insn_before): Likewise.
2253 (emit_debug_insn_before_setloc): New.
2254 (emit_debug_insn_before): New.
2255 (emit_insn): Handle debug insns.
2256 (emit_debug_insn): New.
2257 (emit_jump_insn): Handle debug insns.
2258 (emit_call_insn): Likewise.
2260 (init_emit): Take min-nondebug-insn-uid into account.
2261 Initialize cur_debug_insn_uid.
2262 (emit_copy_of_insn_after): Handle debug insns.
2263 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
2264 location of single rhs in place.
2265 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
2266 (floor_sdiv_adjust): New.
2267 (cell_sdiv_adjust): New.
2268 (cell_udiv_adjust): New.
2269 (round_sdiv_adjust): New.
2270 (round_udiv_adjust): New.
2271 (wrap_constant): Moved from cselib.
2272 (unwrap_constant): New.
2273 (expand_debug_expr): New.
2274 (expand_debug_locations): New.
2275 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
2277 (gimple_expand_cfg): Expand debug locations.
2278 * cselib.c: Include tree-pass.h.
2279 (struct expand_value_data): New.
2280 (cselib_record_sets_hook): New.
2281 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
2282 (cselib_clear_table): Move, and implemnet in terms of...
2283 (cselib_reset_table_with_next_value): ... this.
2284 (cselib_get_next_unknown_value): New.
2285 (discard_useless_locs): Don't discard preserved values.
2286 (cselib_preserve_value): New.
2287 (cselib_preserved_value_p): New.
2288 (cselib_preserve_definitely): New.
2289 (cselib_clear_preserve): New.
2290 (cselib_preserve_only_values): New.
2291 (new_cselib_val): Take rtx argument. Dump it in details.
2292 (cselib_lookup_mem): Adjust.
2293 (expand_loc): Take regs_active in struct. Adjust. Silence
2294 dumps unless details are requested.
2295 (cselib_expand_value_rtx_cb): New.
2296 (cselib_expand_value_rtx): Rename and reimplment in terms of...
2297 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
2298 without details. Copy more subregs. Try to resolve values
2299 using a callback. Wrap constants.
2300 (cselib_subst_to_values): Adjust.
2301 (cselib_log_lookup): New.
2302 (cselib_lookup): Call it.
2303 (cselib_invalidate_regno): Don't count preserved values as useless.
2304 (cselib_invalidate_mem): Likewise.
2305 (cselib_record_set): Likewise.
2306 (struct set): Renamed to cselib_set, moved to cselib.h.
2307 (cselib_record_sets): Adjust. Call hook.
2308 (cselib_process_insn): Reset table when it would be cleared.
2309 (dump_cselib_val): New.
2310 (dump_cselib_table): New.
2311 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
2312 (remove_forwarder_block): Support moving debug stmts.
2313 * cselib.h (cselib_record_sets_hook): Declare.
2314 (cselib_expand_callback): New type.
2315 (cselib_expand_value_rtx_cb): Declare.
2316 (cselib_reset_table_with_next_value): Declare.
2317 (cselib_get_next_unknown_value): Declare.
2318 (cselib_preserve_value): Declare.
2319 (cselib_preserved_value_p): Declare.
2320 (cselib_preserve_only_values): Declare.
2321 (dump_cselib_table): Declare.
2322 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
2323 (try_crossjump_to_edge): Likewise.
2324 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
2325 dominated blocks when debug stmts are present.
2326 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
2327 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
2328 (set_var_live_on_entry): Likewise.
2329 * loop-invariant.c (find_invariants_bb): Skip debug insns.
2330 * cfglayout.c (curr_location, last_location): Make static.
2331 (set_curr_insn_source_location): Don't avoid bouncing.
2332 (get_curr_insn_source_location): New.
2333 (get_curr_insn_block): New.
2334 (duplicate_insn_chain): Handle debug insns.
2335 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
2337 * common.opt (fcompare-debug): Move to sort order.
2338 (fdump-unnumbered-links): Likewise.
2339 (fvar-tracking-assignments): New.
2340 (fvar-tracking-assignments-toggle): New.
2341 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
2342 because of debug stmts.
2343 (mark_stmt_if_obviously_necessary): Mark debug stmts.
2344 (eliminate_unnecessary_stmts): Walk dominated blocks before
2346 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
2347 * ira.c (memref_used_between_p): Skip debug insns.
2348 (update_equiv_regs): Likewise.
2349 * sched-deps.c (sd_lists_size): Accept empty list.
2350 (sd_init_insn): Mark debug insns.
2351 (sd_finish_insn): Unmark them.
2352 (sd_add_dep): Reject non-debug deps on debug insns.
2353 (fixup_sched_groups): Give debug insns group treatment.
2355 (sched_analyze_reg): Don't mark debug insns for sched before call.
2356 (sched_analyze_2): Handle debug insns.
2357 (sched_analyze_insn): Compute next non-debug insn. Handle debug
2359 (deps_analyze_insn): Handle debug insns.
2360 (deps_start_bb): Skip debug insns.
2361 (init_deps): Initialize last_debug_insn.
2362 * tree-ssa.c (target_for_debug_bind): New.
2363 (find_released_ssa_name): New.
2364 (propagate_var_def_into_debug_stmts): New.
2365 (propagate_defs_into_debug_stmts): New.
2366 (verify_ssa): Skip debug bind stmts without values.
2367 (warn_uninialized_vars): Skip debug stmts.
2368 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
2369 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
2370 (rtx_equal_p): Likewise.
2371 * ira-costs.c (scan_one_insn): Skip debug insns.
2372 (process_bb_node_for_hard_reg_moves): Likewise.
2373 * rtl.h (DEBUG_INSN_P): New.
2374 (NONDEBUG_INSN_P): New.
2375 (MAY_HAVE_DEBUG_INSNS): New.
2376 (INSN_P): Accept debug insns.
2377 (RTX_FRAME_RELATED_P): Likewise.
2378 (INSN_DELETED_P): Likewise
2379 (PAT_VAR_LOCATION_DECL): New.
2380 (PAT_VAR_LOCATION_LOC): New.
2381 (PAT_VAR_OCATION_STATUS): New.
2382 (NOTE_VAR_LOCATION_DECL): Reimplement.
2383 (NOTE_VAR_LOCATION_LOC): Likewise.
2384 (NOTE_VAR_LOCATION_STATUS): Likewise.
2385 (INSN_VAR_LOCATION): New.
2386 (INSN_VAR_LOCATION_DECL): New.
2387 (INSN_VAR_LOCATION_LOC): New.
2388 (INSN_VAR_LOCATION_STATUS): New.
2389 (gen_rtx_UNKNOWN_VAR_LOC): New.
2390 (VAR_LOC_UNKNOWN_P): New.
2391 (NOTE_DURING_CALL_P): New.
2392 (SCHED_GROUP_P): Accept debug insns.
2393 (emit_debug_insn_before): Declare.
2394 (emit_debug_insn_before_noloc): Declare.
2395 (emit_debug_insn_beore_setloc): Declare.
2396 (emit_debug_insn_after): Declare.
2397 (emit_debug_insn_after_noloc): Declare.
2398 (emit_debug_insn_after_setloc): Declare.
2399 (emit_debug_insn): Declare.
2400 (make_debug_insn_raw): Declare.
2401 (prev_nondebug_insn): Declare.
2402 (next_nondebug_insn): Declare.
2403 (delegitimize_mem_from_attrs): Declare.
2404 (get_max_insn_count): Declare.
2405 (wrap_constant): Declare.
2406 (unwrap_constant): Declare.
2407 (get_curr_insn_source_location): Declare.
2408 (get_curr_insn_block): Declare.
2409 * tree-inline.c (insert_debug_decl_map): New.
2410 (processing_debug_stmt): New.
2411 (remap_decl): Don't create new mappings in debug stmts.
2412 (remap_gimple_op_r): Don't add references in debug stmts.
2413 (copy_tree_body_r): Likewise.
2414 (remap_gimple_stmt): Handle debug bind stmts.
2415 (copy_bb): Skip debug stmts.
2416 (copy_edges_for_bb): Likewise.
2417 (copy_debug_stmt): New.
2418 (copy_debug_stmts): New.
2419 (copy_body): Copy debug stmts at the end.
2420 (insert_init_debug_bind): New.
2421 (insert_init_stmt): Take id. Skip and emit debug stmts.
2422 (setup_one_parameter): Remap variable earlier, register debug mapping.
2423 (estimate_num_insns): Skip debug stmts.
2424 (expand_call_inline): Preserve debug_map.
2425 (optimize_inline_calls): Check for no debug_stmts left-overs.
2426 (unsave_expr_now): Preserve debug_map.
2427 (copy_gimple_seq_and_replace_locals): Likewise.
2428 (tree_function_versioning): Check for no debug_stmts left-overs.
2429 Init and destroy debug_map as needed. Split edges unconditionally.
2430 (build_duplicate_type): Init and destroy debug_map as needed.
2431 * tree-inline.h: Include gimple.h instead of pointer-set.h.
2432 (struct copy_body_data): Add debug_stmts and debug_map.
2433 * sched-int.h (struct ready_list): Add n_debug.
2434 (struct deps): Add last_debug_insn.
2435 (DEBUG_INSN_SCHED_P): New.
2436 (BOUNDARY_DEBUG_INSN_P): New.
2437 (SCHEDULE_DEBUG_INSN_P): New.
2438 (sd_iterator_cond): Accept empty list.
2439 * combine.c (create_log_links): Skip debug insns.
2440 (combine_instructions): Likewise.
2441 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
2442 return value is always unshared.
2443 (struct rtx_subst_pair): New.
2444 (auto_adjust_pair): New.
2445 (propagate_for_debug_subst): New.
2446 (propagate_for_debug): New.
2447 (try_combine): Skip debug insns. Propagate removed defs into
2449 (next_nonnote_nondebug_insn): New.
2450 (distribute_notes): Use it. Skip debug insns.
2451 (distribute_links): Skip debug insns.
2452 * tree-outof-ssa.c (set_location_for_edge): Likewise.
2453 * resource.c (mark_target_live_regs): Likewise.
2454 * var-tracking.c: Include cselib.h and target.h.
2455 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
2457 (micro_operation_type_name): New.
2458 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
2459 (struct micro_operation_def): Update comments.
2460 (decl_or_value): New type. Use instead of decls.
2461 (struct emit_note_data_def): Add vars.
2462 (struct attrs_def): Use decl_or_value.
2463 (struct variable_tracking_info_def): Add permp, flooded.
2464 (struct location_chain_def): Update comment.
2465 (struct variable_part_def): Use decl_or_value.
2466 (struct variable_def): Make var_part a variable length array.
2468 (scratch_regs): New.
2469 (cselib_hook_called): New.
2470 (dv_is_decl_p): New.
2471 (dv_is_value_p): New.
2474 (dv_as_opaque): New.
2475 (dv_onepart_p): New.
2477 (IS_DECL_CODE): New.
2478 (check_value_is_not_decl): New.
2479 (dv_from_decl): New.
2480 (dv_from_value): New.
2481 (dv_htab_hash): New.
2482 (variable_htab_hash): Use it.
2483 (variable_htab_eq): Support values.
2484 (variable_htab_free): Free from the right pool.
2485 (attrs_list_member, attrs_list_insert): Use decl_or_value.
2486 (attrs_list_union): Adjust.
2487 (attrs_list_mpdv_union): New.
2488 (tie_break_pointers): New.
2489 (canon_value_cmp): New.
2490 (unshare_variable): Return possibly-modified slot.
2491 (vars_copy_1): Adjust.
2492 (var_reg_decl_set): Adjust. Split out of...
2493 (var_reg_set): ... this.
2494 (get_init_value): Adjust.
2495 (var_reg_delete_and_set): Adjust.
2496 (var_reg_delete): Adjust.
2497 (var_regno_delete): Adjust.
2498 (var_mem_decl_set): Split out of...
2499 (var_mem_set): ... this.
2500 (var_mem_delete_and_set): Adjust.
2501 (var_mem_delete): Adjust.
2505 (variable_union): Adjust. Speed up merge of 1-part vars.
2506 (variable_canonicalize): Use unshared slot.
2507 (VALUED_RECURSED_INTO): New.
2508 (find_loc_in_1pdv): New.
2509 (struct dfset_merge): New.
2510 (insert_into_intersection): New.
2511 (intersect_loc_chains): New.
2513 (canonicalize_loc_order_check): New.
2514 (canonicalize_values_mark): New.
2515 (canonicalize_values_star): New.
2516 (variable_merge_over_cur): New.
2517 (variable_merge_over_src): New.
2518 (dataflow_set_merge): New.
2519 (dataflow_set_equiv_regs): New.
2520 (remove_duplicate_values): New.
2521 (struct dfset_post_merge): New.
2522 (variable_post_merge_new_vals): New.
2523 (variable_post_merge_perm_vals): New.
2524 (dataflow_post_merge_adjust): New.
2525 (find_mem_expr_in_1pdv): New.
2526 (dataflow_set_preserve_mem_locs): New.
2527 (dataflow_set_remove_mem_locs): New.
2528 (dataflow_set_clear_at_call): New.
2529 (onepart_variable_different_p): New.
2530 (variable_different_p): Use it.
2531 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
2532 (track_expr_p): Add need_rtl parameter. Don't generate rtl
2534 (track_loc_p): Pass it true.
2535 (struct count_use_info): New.
2536 (find_use_val): New.
2537 (replace_expr_with_values): New.
2539 (use_type): New, partially split out of...
2540 (count_uses): ... this. Count new micro-ops.
2541 (count_uses_1): Adjust.
2542 (count_stores): Adjust.
2543 (count_with_sets): New.
2544 (VAL_NEEDS_RESOLUTION): New.
2545 (VAL_HOLDS_TRACK_EXPR): New.
2546 (VAL_EXPR_IS_COPIED): New.
2547 (VAL_EXPR_IS_CLOBBERED): New.
2548 (add_uses): Adjust. Generate new micro-ops.
2549 (add_uses_1): Adjust.
2550 (add_stores): Generate new micro-ops.
2551 (add_with_sets): New.
2552 (find_src_status): Adjust.
2553 (find_src_set_src): Adjust.
2554 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
2555 Handle new micro-ops. Canonicalize value equivalances.
2556 (vt_find_locations): Compute total size of hash tables for
2557 dumping. Perform merge for var-tracking-assignments. Don't
2558 disregard single-block loops.
2559 (dump_attrs_list): Handle decl_or_value.
2560 (dump_variable): Take variable. Deal with decl_or_value.
2561 (dump_variable_slot): New.
2562 (dump_vars): Use it.
2563 (dump_dataflow_sets): Adjust.
2564 (set_slot_part): New, extended to support one-part variables
2565 after splitting out of...
2566 (set_variable_part): ... this.
2567 (clobber_slot_part): New, split out of...
2568 (clobber_variable_part): ... this.
2569 (delete_slot_part): New, split out of...
2570 (delete_variable_part): .... this.
2571 (check_wrap_constant): New.
2572 (vt_expand_loc_callback): New.
2573 (vt_expand_loc): New.
2574 (emit_note_insn_var_location): Adjust. Handle values. Handle
2575 EMIT_NOTE_AFTER_CALL_INSN.
2576 (emit_notes_for_differences_1): Adjust. Handle values.
2577 (emit_notes_for_differences_2): Likewise.
2578 (emit_notes_for_differences): Adjust.
2579 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
2580 Adjust. Handle new micro-ops.
2581 (vt_add_function_parameters): Adjust. Create and bind values.
2582 (vt_initialize): Adjust. Initialize scratch_regs and
2583 valvar_pool, flooded and perm.. Initialize and use cselib. Log
2584 operations. Move some code to count_with_sets and add_with_sets.
2585 (delete_debug_insns): New.
2586 (vt_debug_insns_local): New.
2587 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
2589 (var_tracking_main): If var-tracking-assignments is enabled
2590 but var-tracking isn't, delete debug insns and leave. Likewise
2591 if we exceed limits or fail the stack adjustments tests, and
2592 after all var-tracking processing.
2593 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
2594 (dataflow_set): Add traversed_vars.
2595 (value_chain, const_value_chain): New typedefs.
2596 (value_chain_pool, value_chains): New variables.
2597 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
2598 add_value_chains, add_cselib_value_chains, remove_value_chain,
2599 remove_value_chains, remove_cselib_value_chains): New functions.
2600 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
2601 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
2603 (shared_hash_find_slot_unshare, shared_hash_find_slot,
2604 shared_hash_find_slot_noinsert, shared_hash_find): Update.
2605 (dst_can_be_shared): New variable.
2606 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
2607 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
2608 different from set->vars, look up slot again instead of using the
2610 (dataflow_set_init): Initialize traversed_vars.
2611 (variable_union): Use shared_hash_*. Use initially NO_INSERT
2612 lookup if set->vars is shared. Don't keep slot cleared before
2613 calling unshare_variable. Unshare set->vars if needed. Adjust
2614 unshare_variable callers. Clear dst_can_be_shared if needed.
2615 Even ->refcount == 1 vars must be unshared if set->vars is shared
2616 and var needs to be modified.
2617 (dataflow_set_union): Set traversed_vars during canonicalization.
2618 (VALUE_CHANGED, DECL_CHANGED): Define.
2619 (set_dv_changed, dv_changed_p): New static inlines.
2620 (track_expr_p): Clear DECL_CHANGED.
2621 (dump_dataflow_sets): Set it.
2622 (variable_was_changed): Call set_dv_changed.
2623 (emit_note_insn_var_location): Likewise.
2624 (changed_variables_stack): New variable.
2625 (check_changed_vars_1, check_changed_vars_2): New functions.
2626 (emit_notes_for_changes): Do nothing if changed_variables is
2627 empty. Traverse changed_variables with check_changed_vars_1,
2628 call check_changed_vars_2 on each changed_variables_stack entry.
2629 (emit_notes_in_bb): Add SET argument. Just clear it at the
2630 beginning, use it instead of local &set, don't destroy it at the end.
2631 (vt_emit_notes): Call dataflow_set_clear early on all
2632 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
2633 computed set, dataflow_set_clear also VTI(bb)->in when we are
2634 done with the basic block. Initialize changed_variables_stack,
2635 free it afterwards. If ENABLE_CHECKING verify that after noting
2636 differences to an empty set value_chains hash table is empty.
2637 (vt_initialize): Initialize value_chains and value_chain_pool.
2638 (vt_finalize): Delete value_chains htab, free value_chain_pool.
2639 (variable_tracking_main): Call dump_dataflow_sets before calling
2640 vt_emit_notes, not after it.
2641 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
2642 (propagate_var_def_into_debug_stmts): Declare.
2643 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
2644 (df_set_note): Reject debug insns.
2645 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
2646 add notes to debug insns.
2647 (df_note_bb_compute): Adjust. Likewise.
2648 (df_simulate_uses): Skip debug insns.
2649 (df_simulate_initialize_backwards): Likewise.
2650 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
2651 (subst_stack_regs_pat): Reject debug insns.
2652 (convert_regs_1): Handle debug insns.
2653 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
2654 (print-rtl.o): Depend on cselib.h.
2655 (cselib.o): Depend on TREE_PASS_H.
2656 (var-tracking.o): Depend on cselib.h and TARGET_H.
2657 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
2658 (init_ready_list): Skip boundary debug insns.
2659 (add_branch_dependences): Skip debug insns.
2660 (free_block_dependencies): Check for blocks with only debug insns.
2661 (compute_priorities): Likewise.
2662 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
2663 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
2665 (gimple_build_debug_bind_stat): New.
2666 (empty_body_p): Skip debug stmts.
2667 (gimple_has_side_effects): Likewise.
2668 (gimple_rhs_has_side_effects): Likewise.
2669 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
2670 (gimple_build_debug_bind_stat): Declare.
2671 (gimple_build_debug_bind): Define.
2672 (is_gimple_debug): New.
2673 (gimple_debug_bind_p): New.
2674 (gimple_debug_bind_get_var): New.
2675 (gimple_debug_bind_get_value): New.
2676 (gimple_debug_bind_get_value_ptr): New.
2677 (gimple_debug_bind_set_var): New.
2678 (gimple_debug_bind_set_value): New.
2679 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
2680 (gimple_debug_bind_reset_value): New.
2681 (gimple_debug_bind_has_value_p): New.
2682 (gsi_next_nondebug): New.
2683 (gsi_prev_nondebug): New.
2684 (gsi_start_nondebug_bb): New.
2685 (gsi_last_nondebug_bb): New.
2686 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
2687 (print_insn): Handle DEBUG_INSN.
2688 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
2689 of first insn prevail.
2690 (first_stmt): Skip debug stmts.
2691 (first_non_label_stmt): Likewise.
2692 (last_stmt): Likewise.
2693 (has_zero_uses_1): New.
2694 (single_imm_use_1): New.
2695 (verify_gimple_debug): New.
2696 (verify_types_in_gimple_stmt): Handle debug stmts.
2697 (verify_stmt): Likewise.
2698 (debug_loop_num): Skip debug stmts.
2699 (remove_edge_and_dominated_blocks): Remove dominators last.
2700 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
2701 (linearize_expr): Likewise.
2702 * config/i386/i386.c (ix86_delegitimize_address): Call
2703 default implementation.
2704 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
2705 (group_barrier_needed): Skip debug insns.
2706 (emit_insn_group_barriers): Likewise.
2707 (emit_all_insn_group_barriers): Likewise.
2708 (ia64_variable_issue): Handle debug insns.
2709 (ia64_dfa_new_cycle): Likewise.
2710 (final_emit_insn_group_barriers): Skip debug insns.
2711 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
2712 def cfa without frame.
2713 (process_set): Likewise.
2714 (process_for_unwind_directive): Pass frame on.
2715 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
2716 (rs6000_delegitimize_address): New.
2717 (rs6000_debug_adjust_cost): Handle debug insns.
2718 (is_microcoded_insn): Likewise.
2719 (is_cracked_insn): Likewise.
2720 (is_nonpipeline_insn): Likewise.
2721 (insn_must_be_first_in_group): Likewise.
2722 (insn_must_be_last_in_group): Likewise.
2723 (force_new_group): Likewise.
2724 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
2725 contains only debug insns.
2726 (rtl_merge_blocks): Skip debug insns.
2727 (purge_dead_edges): Likewise.
2728 (rtl_block_ends_with_call_p): Skip debug insns.
2729 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
2730 (mark_reg_dependencies): Skip debug insns.
2731 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
2732 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
2733 * tree-ssa-threadedge.c
2734 (record_temporary_equivalences_from_stmts): Skip debug stmts.
2735 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
2736 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
2737 (copyprop_hardreg_forward_1): Handle debug insns.
2738 * reload1.c (reload): Skip debug insns. Replace unassigned
2739 pseudos in debug insns with their equivalences.
2740 (eliminate_regs_in_insn): Skip debug insns.
2741 (emit_input_reload_insns): Skip debug insns at first, adjust
2743 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
2744 (get_indirect_ref_operands): Pass opf_no_vops on.
2745 (get_expr_operands): Likewise. Skip debug stmts.
2746 (parse_ssa_operands): Scan debug insns with opf_no_vops.
2748 2009-09-01 Richard Henderson <rth@redhat.com>
2750 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
2751 stmt_ends_pp_p statements at least once.
2752 * tree-vrp.c (vrp_initialize): Likewise.
2753 (vrp_visit_stmt): Be prepared for non-interesting stmts.
2755 2009-09-01 Dodji Seketeli <dodji@redhat.com>
2758 Fix AIX bootstrap after PR debug/30161
2759 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
2760 that is a GNU extension.
2761 (tmpl_value_parm_die_table): Move the definition of this global
2762 outside #ifdef DWARF2_DEBUGGING_INFO region.
2764 2009-09-01 Richard Guenther <rguenther@suse.de>
2766 * tree.c (tree_expr_size): New function.
2767 * tree.h (tree_expr_size): Declare.
2768 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
2769 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
2770 * langhooks.c (lhd_expr_size): Remove.
2771 * langhooks.h (struct lang_hooks): Remove expr_size.
2772 * explow.c (expr_size): Use tree_expr_size.
2773 (int_expr_size): Likewise.
2774 * langhooks-def.h (lhd_expr_size): Remove.
2775 (LANG_HOOKS_EXPR_SIZE): Likewise.
2776 (LANG_HOOKS_INITIALIZER): Adjust.
2778 2009-09-01 Richard Guenther <rguenther@suse.de>
2780 * tree-flow.h (mark_addressable): Move declaration ...
2781 * tree.h (mark_addressable): ... here.
2782 * stmt.c (expand_asm_operands): Use mark_addressable, not
2783 lang_hooks.mark_addressable.
2784 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
2785 LANG_HOOKS_MARK_ADDRESSABLE.
2786 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
2787 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
2789 2009-08-31 Chris Demetriou <cgd@google.com>
2791 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
2792 vectorize if not TARGET_SSE2.
2794 2009-08-31 DJ Delorie <dj@redhat.com>
2796 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
2797 registers if no coprocessor is enabled.
2799 2009-08-31 Dodji Seketeli <dodji@redhat.com>
2802 * cgraph.h (cgraph_get_node): Declare ...
2803 * cgraph.c (cgraph_get_node): ... new function.
2804 * dwarf2out.c (gen_generic_params_dies,
2805 generic_parameter_die, tree_add_const_value_attribute_for_decl,
2806 make_ith_pack_parameter_name,
2807 append_entry_to_tmpl_value_parm_die_table,
2808 gen_remaining_tmpl_value_param_die_attribute): New functions.
2809 (gen_subprogram_die): Generate debug info for template parameters
2810 if debug info level is higher than DINFO_LEVEL_TERSE.
2811 Use tree_add_const_value_attribute_for_decl instead of
2812 tree_add_const_value_attribute.
2813 (gen_const_die): Use tree_add_const_value_attribute_for_decl
2814 instead of tree_add_const_value_attribute.
2815 (gen_struct_or_union_type_die): Generate debug
2816 info for template parameters if debug info level is higher than
2818 (tree_add_const_value_attribute): Handle integral and pointer
2819 constants. Update comment.
2820 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
2821 (dwarf_attr_name): Support DW_AT_GNU_template_name.
2822 (reference_to_unused): Fix thinko. Remove redundant predicates from
2824 (tree_add_const_value_attribute): Make this work for constant
2826 tree_add_const_value_attribute_for_decl is to be used for variable
2828 (add_location_or_const_value_attribute): Use
2829 tree_add_const_value_attribute_for_decl now.
2830 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
2831 DW_TAG_template_value_param DIEs after function DIEs have been
2833 * langhooks.h (lang_hooks_for_types): Add
2834 get_argument_pack_elems.
2835 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
2836 (lang_hooks): Added get_innermost_generic_parms,
2837 get_innermost_generic_args.
2838 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
2839 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
2840 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
2841 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
2843 2009-08-31 DJ Delorie <dj@redhat.com>
2845 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
2846 it once we start generating the prologue or epilogue.
2847 (mep_call_saves_register): If the frame is locked, re-use
2849 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
2850 (mep_expand_prologue): Call it.
2851 (mep_expand_epilogue): Likewise.
2852 (mep_start_function): Use the same logic as mep_expand_prologue.
2853 (mep_pass_by_reference): Make logic more readable.
2854 (mep_return_in_memory): Zero-sized objects are passed in memory.
2855 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
2857 2009-08-31 Richard Guenther <rguenther@suse.de>
2859 * builtins.c (fold_builtin_memory_op): Use the alias oracle
2860 to query if the memory regions for memmove overlap.
2861 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
2862 asserts on pointers, instead deal with odd trees.
2863 (ptr_derefs_may_alias_p): Likewise.
2864 (refs_may_alias_p_1): Constructor bases also never alias.
2866 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
2868 * doc/install.texi (Final install): Adjust reference on where to
2869 order printed manuals.
2871 2009-08-30 Olivier Hainque <hainque@adacore.com>
2873 * dwarf2out.c (switch_to_frame_table_section): Move
2874 definition prior to first use.
2876 2009-08-30 Richard Guenther <rguenther@suse.de>
2878 PR tree-optimization/41186
2879 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
2880 (ao_ref_init_from_ptr_and_size): New function.
2881 (ref_maybe_used_by_call_p_1): Be more precise tracking
2882 used ranges for builtin functions.
2883 (ref_maybe_used_by_call_p): Adjust.
2884 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
2885 ranges for builtin functions.
2886 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
2888 2009-08-30 Alan Modra <amodra@bigpond.net.au>
2891 * fwprop.c (get_reg_use_in): Delete.
2892 (free_load_extend): New function.
2893 (forward_propagate_subreg): Use it.
2895 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
2897 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
2899 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
2902 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
2905 2009-08-29 Douglas B Rupp <rupp@gnat.com>
2907 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
2908 fini or fini_array section.
2910 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2912 * graphite-dependences.c (graphite_legal_transform_bb): Call
2913 pbb_remove_duplicate_pdrs.
2914 * graphite-poly.c (can_collapse_pdr): Removed.
2915 (pdr_find_duplicate): Removed.
2916 (can_collapse_pdrs): New.
2917 (pbb_remove_duplicate_pdrs): New.
2918 (new_poly_dr): Do not look for duplicates.
2919 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
2920 (PBB_PDR_DUPLICATES_REMOVED): New.
2921 (pbb_remove_duplicate_pdrs): Declared.
2923 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2925 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
2926 the strides by multiplying by PDR_NB_REFS.
2927 * graphite-poly.c (can_collapse_pdr): New.
2928 (pdr_find_duplicate): New.
2929 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
2930 Initialize PDR_NB_REFS.
2931 * graphite-poly.h (struct poly_dr): Add field nb_refs.
2933 (new_poly_dr): Number of subscripts is a graphite_dim_t.
2935 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2938 * graphite-poly.c (apply_poly_transforms): Remove legality test before
2941 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2943 * graphite-dependences.c (pddr_original_scattering): Return NULL
2944 for read-read dependence relations.
2945 * graphite-poly.h (enum poly_dr_type): Fix comment.
2948 (pdr_may_write_p): New.
2950 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2952 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
2953 (struct poly_dr): Same.
2954 (new_poly_dr): Same.
2955 * graphite-poly.c (new_poly_dr): Same.
2956 * graphite-dependences.c (dot_deps): Disable call to system.
2958 2009-08-28 Cary Coutant <ccoutant@google.com>
2961 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
2962 struct/union/enum types local to a function.
2964 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
2965 Sebastian Pop <sebastian.pop@amd.com>
2967 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
2968 pbb_strip_mine_time_depth. Changed the implementation so that
2969 transformation is expressed as a transformation on
2970 time (scatttering) dimensions. Also, ensures that the 2d+1
2971 scheduling format is preserved.
2972 (pbb_strip_mine_profitable_p): Profitability is based on the
2973 iteration number of a given time (scattering) dimension,
2974 and not on a original loop depth dimension.
2975 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
2976 (pbb_do_strip_mine): Call psct_dynamic_dim.
2977 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
2978 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
2979 (pbb_nb_dynamic_scattering_transform): New.
2980 (psct_dynamic_dim): New.
2982 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
2984 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
2985 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
2986 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
2987 * graphite-interchange.c (build_linearized_memory_access): Same.
2988 (memory_stride_in_loop): Same.
2990 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2992 * graphite-dependences.c (pddr_original_scattering): New.
2993 (graphite_legal_transform_dr): Call pddr_original_scattering.
2996 * graphite-dependences.h (dot_deps): Declared.
2997 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
2998 (print_pdr): Print PDR_ID.
2999 * graphite-poly.h (struct poly_dr): Add field id.
3002 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
3004 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3006 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
3007 not delete the original dependence relation.
3009 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3011 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
3012 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
3013 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
3014 (free_poly_ddr): New.
3015 (pddr_is_empty): New.
3016 (dependence_polyhedron_1): Now returns a poly_ddr_p.
3017 (dependence_polyhedron): Same. Remove useless gcc_assert.
3019 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
3020 (graphite_carried_dependence_level_k): Call pddr_is_empty.
3021 * graphite-dependences.h (enum poly_dependence_kind): New.
3022 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
3023 (PDRP_SOURCE): Renamed PDDR_SOURCE.
3024 (PDRP_SINK): Renamed PDDR_SINK.
3025 (PDRP_DDP): Renamed PDDR_DDP.
3027 (free_poly_ddr): Declared.
3028 * graphite-poly.c (new_scop): Use the new hash function names.
3029 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
3030 into original_pddrs.
3031 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
3033 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3035 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
3036 bounds with LT_EXPR to make niter analysis more precise on code
3037 generated by Graphite.
3039 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3041 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
3042 (graphite_legal_transform_bb): Same.
3043 (poly_drs_may_alias_p): Same.
3045 2009-08-28 Richard Guenther <rguenther@suse.de>
3047 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
3049 2009-08-28 Jan Beulich <jbeulich@novell.com>
3051 * config/i386/netware.c: Include langhooks.h.
3052 (i386_nlm_encode_section_info): Simplify.
3053 (netware_override_options): Delete.
3054 * config/i386/netware.h (netware_override_options): Delete
3056 (OVERRIDE_OPTIONS): Delete definition.
3057 (SUBTARGET_OVERRIDE_OPTIONS): Define.
3058 (ASM_COMMENT_START): Define.
3059 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
3061 2009-08-28 Jan Beulich <jbeulich@novell.com>
3063 * configure.ac: For in-tree ld, do a plain version check to
3064 determine whether comdat groups are supported.
3065 * configure: Regenerate.
3067 2009-08-28 Olivier Hainque <hainque@adacore.com>
3069 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
3070 always defined. Reflect definition or absence of such for
3071 COLLECT_EXPORT_LIST. Readability helper.
3072 (scanfilter): New enum, to help control what symbols
3073 are to be considered or ignored by scan_prog_file.
3074 (enum pass): Rename as "scanpass", moved together with scanfilter
3075 prior to scan_prog_file's prototype.
3076 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
3077 Group prototype with the scanpass/scanfilter definitions, factorize
3078 head comments for the several implementations at the prototype.
3079 (main): Reorganize the first pass link control to let AIX
3080 drag only the needed frame tables in executables. Prevent
3081 frame tables collection during the scan aimed at static ctors.
3082 Pre-link and scan for frame tables later to compensate.
3083 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
3084 A C statement to issue assembly directives that create a reference
3085 to the given DWARF table identifier label from the current function
3087 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
3088 to differentiate first time section entry. Only emit a .data
3089 tables start identifier label the first time around.
3090 (switch_to_frame_table_section): New function. Helper for
3091 output_call_frame_info to switch possibly BACK into the eh_frame
3092 or the debug_frame section depending on FOR_EH.
3093 (output_call_frame_info): Use helper to first enter the proper
3095 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
3096 emit a link to the frame table start label from each function
3098 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
3099 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
3100 * config/rs6000/rs6000-protos.h: Declare it.
3101 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
3103 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
3105 * config/sh/sh.c (split_branches): Check the result of
3108 2009-08-27 Steve Ellcey <sje@cup.hp.com>
3110 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
3111 using -pthread -fopenmp
3113 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
3115 * doc/service.texi (service directory): Update URL.
3117 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
3119 PR rtl-optimization/40861
3120 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
3121 extract word from a multi-word subreg for negative byte positions.
3123 2009-08-27 Tristan Gingold <gingold@adacore.com>
3124 Douglas B Rupp <rupp@gnat.com>
3126 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
3127 (SECTION_VMS_OVERLAY): Define.
3128 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
3130 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
3132 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
3133 common_object declarations.
3134 (ia64_section_type_flags): Set section flag for common_object.
3135 * config/ia64/ia64-protos.h
3136 (ia64_vms_output_aligned_decl_common): Declare.
3137 (ia64_vms_elf_asm_named_section): Declare.
3139 2009-08-27 Michael Matz <matz@suse.de>
3141 * expr.c (expand_expr_real_2): New function taking exploded
3142 unary or binary expression, split out from ...
3143 (expand_expr_real_1): ... here. Move over all unary/binary
3144 switch parts to above function, in particular these codes:
3145 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
3146 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
3147 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
3148 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
3149 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
3150 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
3151 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
3152 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
3153 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
3154 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
3155 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
3156 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
3157 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
3158 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
3159 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
3160 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
3161 VEC_PACK_FIX_TRUNC_EXPR.
3162 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
3165 2009-08-27 Richard Guenther <rguenther@suse.de>
3167 * gengtype.c (main): Handle uint64_t.
3168 * ipa-utils.c (get_base_var): Indent properly.
3169 * tree-ssa-live.c (debug_scope_block): New function.
3170 * tree-flow.h (debug_scope_block): Declare.
3171 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
3172 * basic-block.h (enum profile_status): Rename to
3173 enum profile_status_d.
3174 (x_profile_status): Adjust type.
3176 2009-08-27 Dodji Seketeli <dodji@redhat.com>
3179 * dwarf2out.c (get_context_die): Declare this static function.
3180 (gen_type_die_with_usage): Make sure a DIE is a generated for
3181 the context of a typedef.
3183 2009-08-26 Anatoly Sokolov <aesok@post.ru>
3185 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
3188 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
3190 * config/mips/mips-protos.h (mips_output_sync): Declare.
3191 (mips_sync_loop_insns): Likewise.
3192 (mips_output_sync_loop): Replace first two parameters with an rtx.
3193 * config/mips/mips.c (mips_multi_member): New structure.
3194 (mips_multi_members): New variable.
3195 (mips_multi_start): New function.
3196 (mips_multi_add): Likewise.
3197 (mips_multi_add_insn): Likewise.
3198 (mips_multi_add_label): Likewise.
3199 (mips_multi_last_index): Likewise.
3200 (mips_multi_copy_insn): Likewise.
3201 (mips_multi_set_operand): Likewise.
3202 (mips_multi_write): Likewise.
3203 (mips_print_operand_punctuation): Remove '%|' and '%-'.
3204 (mips_init_print_operand_punct): Update accordingly.
3205 (mips_start_ll_sc_sync_block): New function.
3206 (mips_end_ll_sc_sync_block): Likewise.
3207 (mips_output_sync): Likewise.
3208 (mips_sync_insn1_template): Likewise.
3209 (mips_sync_insn2_template): Likewise.
3210 (mips_get_sync_operand): Likewise.
3211 (mips_process_sync_loop): Likewise.
3212 (mips_output_sync_loop): Use mips_process_sync_loop.
3213 (mips_sync_loop_insns): New function.
3214 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
3215 (MIPS_COMPARE_AND_SWAP_12): Likewise.
3216 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
3217 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
3218 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
3219 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
3220 (MIPS_SYNC_OLD_OP_12): Likewise.
3221 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
3222 (MIPS_SYNC_NEW_OP_12): Likewise.
3223 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
3224 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
3225 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
3226 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
3227 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
3228 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
3229 * config/mips/mips.md (sync_mem): New attribute.
3230 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
3231 (sync_exclusive_mask, sync_required_oldval): Likewise.
3232 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
3233 (sync_release_barrier): Likewise.
3234 (length): Handle sync loops.
3235 (sync): Use mips_output_sync.
3236 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
3237 (sync_compare_and_swap<mode>): Set the new sync_* attributes
3238 and use mips_output_sync_loop.
3239 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
3240 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
3241 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
3242 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
3243 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
3244 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
3245 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
3246 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
3247 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
3249 2009-08-26 Richard Guenther <rguenther@suse.de>
3252 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
3253 the types to not match.
3254 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
3256 * tree-ssa.c (useless_type_conversion_p): Conversions to
3257 pointers to unprototyped functions are useless.
3259 2009-08-26 Richard Guenther <rguenther@suse.de>
3261 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
3262 whole-program condition, prepare to be called for non-globals.
3263 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
3264 params build a representative with known type and track its fields.
3266 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
3268 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
3269 clearing by a taken branch.
3270 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
3271 effectively after bbro pass.
3272 (sync_nand<mode>): Ditto.
3273 (sync_old_<fetchop_name><mode>): Ditto.
3274 (sync_old_nand<mode>): Ditto.
3275 (sync_new_<fetchop_name><mode>): Dito.
3276 (sync_new_nand<mode>): Ditto.
3277 (sync_compare_and_swap<mode>_1): Ditto.
3278 (*sync_compare_and_swap<mode>): Ditto.
3279 (sync_lock_test_and_set<mode>_1): Ditto.
3280 ("sync_lock_test_and_set<mode>): Ditto.
3282 2009-08-25 Douglas B Rupp <rupp@gnat.com>
3284 * hwint.h (HOST_LONG_FORMAT): New macro
3285 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
3286 Use HOST_PTR_PRINTF.
3287 * system.h (HOST_PTR_PRINTF): Resurrect old macro
3288 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
3289 (HOST_PTR_PRINTF): Document.
3291 2009-08-25 Jan Hubicka <jh@suse.cz>
3293 * config/i386/bmmintrin.h: Replace by #error.
3296 Michael Meissner <michael.meissner@amd.com>
3297 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3298 Tony Linthicum <tony.linthicum@amd.com>
3300 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
3301 (TARGET_ROUND): New macro for the round/ptest instructions which
3302 are shared between SSE4.1 and SSE5.
3303 (OPTION_MASK_ISA_ROUND): Ditto.
3304 (OPTION_ISA_ROUND): Ditto.
3305 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
3306 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
3308 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
3309 (-mfused-madd): New switch to give users control over whether the
3310 compiler optimizes to use the multiply/add SSE5 instructions.
3312 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
3313 (ix86_handle_option): Turn off 3dnow if -msse5.
3314 (override_options): Add SSE5 support.
3315 (print_operand): %Y prints comparison codes for SSE5 com/pcom
3317 (ix86_expand_sse_movcc): Add SSE5 support.
3318 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
3319 vector type to the next largest size.
3320 (ix86_expand_sse5_pack): New function to use pperm to pack a
3321 vector type to the next smallest size.
3322 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
3323 (IX86_BUILTIN_FMADDSD): Ditto.
3324 (IX86_BUILTIN_FMADDPS): Ditto.
3325 (IX86_BUILTIN_FMADDPD): Ditto.
3326 (IX86_BUILTIN_FMSUBSS): Ditto.
3327 (IX86_BUILTIN_FMSUBSD): Ditto.
3328 (IX86_BUILTIN_FMSUBPS): Ditto.
3329 (IX86_BUILTIN_FMSUBPD): Ditto.
3330 (IX86_BUILTIN_FNMADDSS): Ditto.
3331 (IX86_BUILTIN_FNMADDSD): Ditto.
3332 (IX86_BUILTIN_FNMADDPS): Ditto.
3333 (IX86_BUILTIN_FNMADDPD): Ditto.
3334 (IX86_BUILTIN_FNMSUBSS): Ditto.
3335 (IX86_BUILTIN_FNMSUBSD): Ditto.
3336 (IX86_BUILTIN_FNMSUBPS): Ditto.
3337 (IX86_BUILTIN_FNMSUBPD): Ditto.
3338 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
3339 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
3340 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
3341 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
3342 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
3343 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
3344 (IX86_BUILTIN_PPERM): Ditto.
3345 (IX86_BUILTIN_PERMPS): Ditto.
3346 (IX86_BUILTIN_PERMPD): Ditto.
3347 (IX86_BUILTIN_PMACSSWW): Ditto.
3348 (IX86_BUILTIN_PMACSWW): Ditto.
3349 (IX86_BUILTIN_PMACSSWD): Ditto.
3350 (IX86_BUILTIN_PMACSWD): Ditto.
3351 (IX86_BUILTIN_PMACSSDD): Ditto.
3352 (IX86_BUILTIN_PMACSDD): Ditto.
3353 (IX86_BUILTIN_PMACSSDQL): Ditto.
3354 (IX86_BUILTIN_PMACSSDQH): Ditto.
3355 (IX86_BUILTIN_PMACSDQL): Ditto.
3356 (IX86_BUILTIN_PMACSDQH): Ditto.
3357 (IX86_BUILTIN_PMADCSSWD): Ditto.
3358 (IX86_BUILTIN_PMADCSWD): Ditto.
3359 (IX86_BUILTIN_PHADDBW): Ditto.
3360 (IX86_BUILTIN_PHADDBD): Ditto.
3361 (IX86_BUILTIN_PHADDBQ): Ditto.
3362 (IX86_BUILTIN_PHADDWD): Ditto.
3363 (IX86_BUILTIN_PHADDWQ): Ditto.
3364 (IX86_BUILTIN_PHADDDQ): Ditto.
3365 (IX86_BUILTIN_PHADDUBW): Ditto.
3366 (IX86_BUILTIN_PHADDUBD): Ditto.
3367 (IX86_BUILTIN_PHADDUBQ): Ditto.
3368 (IX86_BUILTIN_PHADDUWD): Ditto.
3369 (IX86_BUILTIN_PHADDUWQ): Ditto.
3370 (IX86_BUILTIN_PHADDUDQ): Ditto.
3371 (IX86_BUILTIN_PHSUBBW): Ditto.
3372 (IX86_BUILTIN_PHSUBWD): Ditto.
3373 (IX86_BUILTIN_PHSUBDQ): Ditto.
3374 (IX86_BUILTIN_PROTB): Ditto.
3375 (IX86_BUILTIN_PROTW): Ditto.
3376 (IX86_BUILTIN_PROTD): Ditto.
3377 (IX86_BUILTIN_PROTQ): Ditto.
3378 (IX86_BUILTIN_PROTB_IMM): Ditto.
3379 (IX86_BUILTIN_PROTW_IMM): Ditto.
3380 (IX86_BUILTIN_PROTD_IMM): Ditto.
3381 (IX86_BUILTIN_PROTQ_IMM): Ditto.
3382 (IX86_BUILTIN_PSHLB): Ditto.
3383 (IX86_BUILTIN_PSHLW): Ditto.
3384 (IX86_BUILTIN_PSHLD): Ditto.
3385 (IX86_BUILTIN_PSHLQ): Ditto.
3386 (IX86_BUILTIN_PSHAB): Ditto.
3387 (IX86_BUILTIN_PSHAW): Ditto.
3388 (IX86_BUILTIN_PSHAD): Ditto.
3389 (IX86_BUILTIN_PSHAQ): Ditto.
3390 (IX86_BUILTIN_FRCZSS): Ditto.
3391 (IX86_BUILTIN_FRCZSD): Ditto.
3392 (IX86_BUILTIN_FRCZPS): Ditto.
3393 (IX86_BUILTIN_FRCZPD): Ditto.
3394 (IX86_BUILTIN_CVTPH2PS): Ditto.
3395 (IX86_BUILTIN_CVTPS2PH): Ditto.
3396 (IX86_BUILTIN_COMEQSS): Ditto.
3397 (IX86_BUILTIN_COMNESS): Ditto.
3398 (IX86_BUILTIN_COMLTSS): Ditto.
3399 (IX86_BUILTIN_COMLESS): Ditto.
3400 (IX86_BUILTIN_COMGTSS): Ditto.
3401 (IX86_BUILTIN_COMGESS): Ditto.
3402 (IX86_BUILTIN_COMUEQSS): Ditto.
3403 (IX86_BUILTIN_COMUNESS): Ditto.
3404 (IX86_BUILTIN_COMULTSS): Ditto.
3405 (IX86_BUILTIN_COMULESS): Ditto.
3406 (IX86_BUILTIN_COMUGTSS): Ditto.
3407 (IX86_BUILTIN_COMUGESS): Ditto.
3408 (IX86_BUILTIN_COMORDSS): Ditto.
3409 (IX86_BUILTIN_COMUNORDSS): Ditto.
3410 (IX86_BUILTIN_COMFALSESS): Ditto.
3411 (IX86_BUILTIN_COMTRUESS): Ditto.
3412 (IX86_BUILTIN_COMEQSD): Ditto.
3413 (IX86_BUILTIN_COMNESD): Ditto.
3414 (IX86_BUILTIN_COMLTSD): Ditto.
3415 (IX86_BUILTIN_COMLESD): Ditto.
3416 (IX86_BUILTIN_COMGTSD): Ditto.
3417 (IX86_BUILTIN_COMGESD): Ditto.
3418 (IX86_BUILTIN_COMUEQSD): Ditto.
3419 (IX86_BUILTIN_COMUNESD): Ditto.
3420 (IX86_BUILTIN_COMULTSD): Ditto.
3421 (IX86_BUILTIN_COMULESD): Ditto.
3422 (IX86_BUILTIN_COMUGTSD): Ditto.
3423 (IX86_BUILTIN_COMUGESD): Ditto.
3424 (IX86_BUILTIN_COMORDSD): Ditto.
3425 (IX86_BUILTIN_COMUNORDSD): Ditto.
3426 (IX86_BUILTIN_COMFALSESD): Ditto.
3427 (IX86_BUILTIN_COMTRUESD): Ditto.
3428 (IX86_BUILTIN_COMEQPS): Ditto.
3429 (IX86_BUILTIN_COMNEPS): Ditto.
3430 (IX86_BUILTIN_COMLTPS): Ditto.
3431 (IX86_BUILTIN_COMLEPS): Ditto.
3432 (IX86_BUILTIN_COMGTPS): Ditto.
3433 (IX86_BUILTIN_COMGEPS): Ditto.
3434 (IX86_BUILTIN_COMUEQPS): Ditto.
3435 (IX86_BUILTIN_COMUNEPS): Ditto.
3436 (IX86_BUILTIN_COMULTPS): Ditto.
3437 (IX86_BUILTIN_COMULEPS): Ditto.
3438 (IX86_BUILTIN_COMUGTPS): Ditto.
3439 (IX86_BUILTIN_COMUGEPS): Ditto.
3440 (IX86_BUILTIN_COMORDPS): Ditto.
3441 (IX86_BUILTIN_COMUNORDPS): Ditto.
3442 (IX86_BUILTIN_COMFALSEPS): Ditto.
3443 (IX86_BUILTIN_COMTRUEPS): Ditto.
3444 (IX86_BUILTIN_COMEQPD): Ditto.
3445 (IX86_BUILTIN_COMNEPD): Ditto.
3446 (IX86_BUILTIN_COMLTPD): Ditto.
3447 (IX86_BUILTIN_COMLEPD): Ditto.
3448 (IX86_BUILTIN_COMGTPD): Ditto.
3449 (IX86_BUILTIN_COMGEPD): Ditto.
3450 (IX86_BUILTIN_COMUEQPD): Ditto.
3451 (IX86_BUILTIN_COMUNEPD): Ditto.
3452 (IX86_BUILTIN_COMULTPD): Ditto.
3453 (IX86_BUILTIN_COMULEPD): Ditto.
3454 (IX86_BUILTIN_COMUGTPD): Ditto.
3455 (IX86_BUILTIN_COMUGEPD): Ditto.
3456 (IX86_BUILTIN_COMORDPD): Ditto.
3457 (IX86_BUILTIN_COMUNORDPD): Ditto.
3458 (IX86_BUILTIN_COMFALSEPD): Ditto.
3459 (IX86_BUILTIN_COMTRUEPD): Ditto.
3460 (IX86_BUILTIN_PCOMEQUB): Ditto.
3461 (IX86_BUILTIN_PCOMNEUB): Ditto.
3462 (IX86_BUILTIN_PCOMLTUB): Ditto.
3463 (IX86_BUILTIN_PCOMLEUB): Ditto.
3464 (IX86_BUILTIN_PCOMGTUB): Ditto.
3465 (IX86_BUILTIN_PCOMGEUB): Ditto.
3466 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
3467 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
3468 (IX86_BUILTIN_PCOMEQUW): Ditto.
3469 (IX86_BUILTIN_PCOMNEUW): Ditto.
3470 (IX86_BUILTIN_PCOMLTUW): Ditto.
3471 (IX86_BUILTIN_PCOMLEUW): Ditto.
3472 (IX86_BUILTIN_PCOMGTUW): Ditto.
3473 (IX86_BUILTIN_PCOMGEUW): Ditto.
3474 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
3475 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
3476 (IX86_BUILTIN_PCOMEQUD): Ditto.
3477 (IX86_BUILTIN_PCOMNEUD): Ditto.
3478 (IX86_BUILTIN_PCOMLTUD): Ditto.
3479 (IX86_BUILTIN_PCOMLEUD): Ditto.
3480 (IX86_BUILTIN_PCOMGTUD): Ditto.
3481 (IX86_BUILTIN_PCOMGEUD): Ditto.
3482 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
3483 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
3484 (IX86_BUILTIN_PCOMEQUQ): Ditto.
3485 (IX86_BUILTIN_PCOMNEUQ): Ditto.
3486 (IX86_BUILTIN_PCOMLTUQ): Ditto.
3487 (IX86_BUILTIN_PCOMLEUQ): Ditto.
3488 (IX86_BUILTIN_PCOMGTUQ): Ditto.
3489 (IX86_BUILTIN_PCOMGEUQ): Ditto.
3490 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
3491 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
3492 (IX86_BUILTIN_PCOMEQB): Ditto.
3493 (IX86_BUILTIN_PCOMNEB): Ditto.
3494 (IX86_BUILTIN_PCOMLTB): Ditto.
3495 (IX86_BUILTIN_PCOMLEB): Ditto.
3496 (IX86_BUILTIN_PCOMGTB): Ditto.
3497 (IX86_BUILTIN_PCOMGEB): Ditto.
3498 (IX86_BUILTIN_PCOMFALSEB): Ditto.
3499 (IX86_BUILTIN_PCOMTRUEB): Ditto.
3500 (IX86_BUILTIN_PCOMEQW): Ditto.
3501 (IX86_BUILTIN_PCOMNEW): Ditto.
3502 (IX86_BUILTIN_PCOMLTW): Ditto.
3503 (IX86_BUILTIN_PCOMLEW): Ditto.
3504 (IX86_BUILTIN_PCOMGTW): Ditto.
3505 (IX86_BUILTIN_PCOMGEW): Ditto.
3506 (IX86_BUILTIN_PCOMFALSEW): Ditto.
3507 (IX86_BUILTIN_PCOMTRUEW): Ditto.
3508 (IX86_BUILTIN_PCOMEQD): Ditto.
3509 (IX86_BUILTIN_PCOMNED): Ditto.
3510 (IX86_BUILTIN_PCOMLTD): Ditto.
3511 (IX86_BUILTIN_PCOMLED): Ditto.
3512 (IX86_BUILTIN_PCOMGTD): Ditto.
3513 (IX86_BUILTIN_PCOMGED): Ditto.
3514 (IX86_BUILTIN_PCOMFALSED): Ditto.
3515 (IX86_BUILTIN_PCOMTRUED): Ditto.
3516 (IX86_BUILTIN_PCOMEQQ): Ditto.
3517 (IX86_BUILTIN_PCOMNEQ): Ditto.
3518 (IX86_BUILTIN_PCOMLTQ): Ditto.
3519 (IX86_BUILTIN_PCOMLEQ): Ditto.
3520 (IX86_BUILTIN_PCOMGTQ): Ditto.
3521 (IX86_BUILTIN_PCOMGEQ): Ditto.
3522 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
3523 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
3524 (enum multi_arg_type): New enum for describing the various SSE5
3525 intrinsic argument types.
3526 (bdesc_multi_arg): New table for SSE5 intrinsics.
3527 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
3528 (ix86_expand_multi_arg_builtin): New function for creating SSE5
3530 (ix86_expand_builtin): Add SSE5 intrinsic support.
3531 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
3532 operand instructions.
3533 (ix86_expand_sse5_multiple_memory): New function to split the
3534 second memory reference from SSE5 instructions.
3535 (type_has_variadic_args_p): Delete in favor of stdarg_p.
3536 (ix86_return_pops_args): Use stdarg_p to determine if the function
3537 has variable arguments.
3538 (ix86_setup_incoming_varargs): Ditto.
3539 (x86_this_parameter): Ditto.
3541 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
3543 (ix86_expand_sse5_pack): Ditto.
3544 (ix86_sse5_valid_op_p): Ditto.
3545 (ix86_expand_sse5_multiple_memory): Ditto.
3547 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
3548 constant for SSE5 support.
3549 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
3550 (UNSPEC_SSE5_TRUEFALSE): Ditto.
3551 (UNSPEC_SSE5_PERMUTE): Ditto.
3552 (UNSPEC_SSE5_ASHIFT): Ditto.
3553 (UNSPEC_SSE5_LSHIFT): Ditto.
3554 (UNSPEC_FRCZ): Ditto.
3555 (UNSPEC_CVTPH2PS): Ditto.
3556 (UNSPEC_CVTPS2PH): Ditto.
3557 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
3559 (COM_FALSE_S): Ditto.
3560 (COM_FALSE_P): Ditto.
3561 (COM_TRUE_S): Ditto.
3562 (COM_TRUE_P): Ditto.
3563 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
3564 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
3566 (memory attribute): Ditto.
3567 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
3568 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
3569 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
3570 (floor<mode>2): Ditto.
3571 (ceil<mode>2): Ditto.
3572 (btrunc<mode>2): Ditto.
3573 (nearbyintdf2): Ditto.
3574 (nearbyintsf2): Ditto.
3575 (sse_setccsf): Disable if SSE5.
3576 (sse_setccdf): Ditto.
3577 (sse5_setcc<mode>): New support for SSE5 conditional move.
3578 (sse5_pcmov_<mode>): Ditto.
3580 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
3582 (SSEMODEF2P): Ditto.
3583 (ssemodesuffixf4): New mode attribute for SSE5.
3584 (ssemodesuffixf2s): Ditto.
3585 (ssemodesuffixf2c): Ditto.
3586 (sserotatemax): Ditto.
3587 (ssescalarmode): Ditto.
3588 (sse_maskcmpv4sf3): Disable if SSE5.
3589 (sse_maskcmpv2df3): Ditto.
3590 (sse_vmmaskcmpv4sf3): Ditto.
3591 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
3592 (sse5_vmfmadd<mode>4): Ditto.
3593 (sse5_fmsub<mode>4): Ditto.
3594 (sse5_vmfmsub<mode>4): Ditto.
3595 (sse5_fnmadd<mode>4): Ditto.
3596 (sse5_vmfnmadd<mode>4): Ditto.
3597 (sse5_fnmsub<mode>4): Ditto.
3598 (sse5_vmfnmsub<mode>4): Ditto.
3599 (sse5i_fmadd<mode>4): Ditto.
3600 (sse5i_fmsub<mode>4): Ditto.
3601 (sse5i_fnmadd<mode>4): Ditto.
3602 (sse5i_fnmsub<mode>4): Ditto.
3603 (sse5i_vmfmadd<mode>4): Ditto.
3604 (sse5i_vmfmsub<mode>4): Ditto.
3605 (sse5i_vmfnmadd<mode>4): Ditto.
3606 (sse5i_vmfnmsub<mode>4): Ditto.
3607 (mulv16qi3): Add SSE5 support.
3609 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
3610 (sse2_mulv4si3): Disable if SSE5.
3611 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
3612 (sse4_1_roundps): Ditto.
3613 (sse4_1_roundsd): Ditto.
3614 (sse4_1_roundss): Ditto.
3615 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
3617 (sse_maskcmpsf3): Ditto.
3618 (sse_vmmaskcmpv4sf3): Ditto.
3619 (sse2_maskcmpv2df3): Ditto.
3620 (sse2_maskcmpdf3): Ditto.
3621 (sse2_vmmaskcmpv2df3): Ditto.
3622 (sse2_eq<mode>3): Ditto.
3623 (sse2_gt<mode>3): Ditto.
3624 (sse5_pcmov_<mode>): Add SSE5 support.
3625 (vec_unpacku_hi_v16qi): Ditto.
3626 (vec_unpacks_hi_v16qi): Ditto.
3627 (vec_unpacku_lo_v16qi): Ditto.
3628 (vec_unpacks_lo_v16qi): Ditto.
3629 (vec_unpacku_hi_v8hi): Ditto.
3630 (vec_unpacks_hi_v8hi): Ditto.
3631 (vec_unpacku_lo_v8hi): Ditto.
3632 (vec_unpacks_lo_v8hi): Ditto.
3633 (vec_unpacku_hi_v4si): Ditto.
3634 (vec_unpacks_hi_v4si): Ditto.
3635 (vec_unpacku_lo_v4si): Ditto.
3636 (vec_unpacks_lo_v4si): Ditto.
3637 (sse5_pmacsww): New SSE5 intrinsic insn.
3638 (sse5_pmacssww): Ditto.
3639 (sse5_pmacsdd): Ditto.
3640 (sse5_pmacssdd): Ditto.
3641 (sse5_pmacssdql): Ditto.
3642 (sse5_pmacssdqh): Ditto.
3643 (sse5_pmacsdqh): Ditto.
3644 (sse5_pmacsswd): Ditto.
3645 (sse5_pmacswd): Ditto.
3646 (sse5_pmadcsswd): Ditto.
3647 (sse5_pmadcswd): Ditto.
3648 (sse5_pcmov_<move>): Conditional move support on SSE5.
3649 (sse5_phaddbw): New SSE5 intrinsic insn.
3650 (sse5_phaddbd): Ditto.
3651 (sse5_phaddbq): Ditto.
3652 (sse5_phaddwd): Ditto.
3653 (sse5_phaddwq): Ditto.
3654 (sse5_phadddq): Ditto.
3655 (sse5_phaddubw): Ditto.
3656 (sse5_phaddubd): Ditto.
3657 (sse5_phaddubq): Ditto.
3658 (sse5_phadduwd): Ditto.
3659 (sse5_phadduwq): Ditto.
3660 (sse5_phaddudq): Ditto.
3661 (sse5_phsubbw): Ditto.
3662 (sse5_phsubwd): Ditto.
3663 (sse5_phsubdq): Ditto.
3664 (sse5_pperm): Ditto.
3665 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
3666 (sse5_pperm_zero_v16qi_v8hi): Ditto.
3667 (sse5_pperm_sign_v8hi_v4si): Ditto.
3668 (sse5_pperm_zero_v8hi_v4si): Ditto.
3669 (sse5_pperm_sign_v4si_v2di): Ditto.
3670 (sse5_pperm_sign_v4si_v2di): Ditto.
3671 (sse5_pperm_pack_v2di_v4si): Ditto.
3672 (sse5_pperm_pack_v4si_v8hi): Ditto.
3673 (sse5_pperm_pack_v8hi_v16qi): Ditto.
3674 (sse5_perm<mode>): New SSE5 intrinsic insn.
3675 (rotl<mode>3): Ditto.
3676 (sse5_rotl<mode>3): Ditto.
3677 (sse5_ashl<mode>3): Ditto.
3678 (sse5_lshl<mode>3): Ditto.
3679 (sse5_frcz<mode>2): Ditto.
3680 (sse5s_frcz<mode>2): Ditto.
3681 (sse5_cvtph2ps): Ditto.
3682 (sse5_cvtps2ph): Ditto.
3683 (sse5_vmmaskcmp<mode>3): Ditto.
3684 (sse5_com_tf<mode>3): Ditto.
3685 (sse5_maskcmp<mode>3): Ditto.
3686 (sse5_maskcmp_uns<mode>3): Ditto.
3687 (sse5_maskcmp_uns2<mode>3): Ditto.
3688 (sse5_pcom_tf<mode>3): Ditto.
3690 * config/i386/predicates.md (sse5_comparison_float_operator):
3691 New predicate to match the comparison operators supported by
3692 the SSE5 com instruction.
3693 (ix86_comparison_int_operator): New predicate to match just the
3694 signed int comparisons.
3695 (ix86_comparison_uns_operator): New predicate to match just the
3696 unsigned int comparisons.
3698 * doc/invoke.texi (-msse5): Add documentation.
3699 (-mfused-madd): Ditto.
3701 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
3703 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
3705 (x86_64-*-*): Ditto.
3707 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
3709 * config/i386/bmmintrin.h: New file, provide common x86 compiler
3710 intrinisics for SSE5.
3712 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
3715 * config/i386/mmintrin-common.h: New file, to contain common
3716 instructions between SSE4.1 and SSE5.
3718 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
3719 FOREACH_FUNCTION_ARGS to iterate over the argument list.
3720 (gen_regparm_prefix): Ditto.
3722 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
3723 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
3724 prototype_p to determine if a function is prototyped.
3726 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
3728 * c-common.c (c_common_reswords) add the alignof keyword,
3729 with same RID as __alignof and __alignof__
3731 2009-08-25 Anatoly Sokolov <aesok@post.ru>
3733 * hooks.h (hook_bool_const_int_const_int_true): Declare.
3734 * hooks.c (hook_bool_const_int_const_int_true): New function.
3735 * target.h (struct gcc_target): Add can_eliminate field.
3736 * target-def.h (TARGET_CAN_ELIMINATE): Define.
3737 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
3738 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
3739 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
3740 (elim_table): Revise comment.
3741 * system.h (CAN_ELIMINATE): Poison.
3742 * defaults.h (CAN_ELIMINATE): Remove.
3743 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
3745 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
3746 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
3748 (alpha_vms_can_eliminate): Declare as static, change return type to
3750 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
3752 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
3753 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
3754 (arm_can_eliminate): New function.
3756 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
3757 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
3758 (avr_can_eliminate): Declare as static.
3759 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
3761 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
3762 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
3763 (bfin_can_eliminate): New function.
3765 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
3766 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
3767 (crx_can_eliminate): New function.
3769 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
3770 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
3771 (fr30_can_eliminate): New function.
3773 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
3774 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
3775 (frv_can_eliminate): New function.
3777 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
3778 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
3779 (h8300_can_eliminate): New function.
3781 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
3782 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
3783 (i386_can_eliminate): Declare as static, change return type to bool.
3784 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
3786 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
3787 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
3788 (ia64_can_eliminate): New function.
3790 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
3791 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
3792 (iq2000_can_eliminate): New function.
3794 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
3795 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
3796 (m32r_can_eliminate): New function.
3798 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
3799 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
3800 (m68hc11_can_eliminate): New function.
3802 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
3803 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
3804 (m68k_can_eliminate): New function.
3806 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
3807 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
3808 (mep_can_eliminate): New function.
3810 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
3811 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
3812 (mips_can_eliminate): New function.
3814 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
3815 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
3816 (rs6000_can_eliminate): New function.
3818 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
3819 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
3820 (s390_can_eliminate): Declare as static.
3821 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
3823 * config/score/score.h (CAN_ELIMINATE): Remove macro.
3824 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
3825 (score_can_eliminate): New function.
3827 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
3828 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
3829 (sparc_can_eliminate): Declare as static.
3830 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
3832 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
3833 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
3834 (xstormy16_can_eliminate): New function.
3836 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
3837 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
3838 (v850_can_eliminate): New function.
3840 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
3842 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
3843 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
3844 (*movdfcc_ext[1234]): Disable for IEEE mode.
3846 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
3848 * gimplify.c (prepare_gimple_addressable): New static function.
3849 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
3851 (gimplify_addr_expr): Invoke it similarly on the operand instead of
3852 manually fiddling with it.
3854 2009-08-25 Michael Matz <matz@suse.de>
3856 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
3857 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
3859 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
3860 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
3861 (do_jump): Split out code for simple binary comparisons into ...
3862 (do_jump_1): ... this, taking the individual operands and code.
3863 Change callers to helper function above accordingly.
3864 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
3867 2009-08-25 Michael Matz <matz@suse.de>
3869 * expr.h (struct separate_ops, sepops): New type for passing
3870 around an exploded simple expression.
3871 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
3872 Use this structure instead of expression tree.
3873 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
3874 expression, only its type.
3875 (expand_vec_cond_expr): Take type and individual operands instead
3877 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
3878 expand_vec_shift_expr): Change prototype accordingly.
3879 * tree-vect-stmts.c (vectorizable_condition): Change call of
3880 expand_vec_cond_expr_p to pass only type.
3881 * expr.c (do_store_flags): Change prototype and implementation
3882 to take an exploded expression.
3883 (expand_expr_real_1): New local ops initialized with details
3884 of the full expression. Use it instead of full
3885 expression in calls to do_store_flags, expand_vec_cond_expr,
3886 expand_widen_pattern_expr and expand_vec_shift_expr.
3888 2009-08-25 Michael Matz <matz@suse.de>
3890 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
3891 treeop2 initialized with first three operands of the full expression.
3892 Substitute all TREE_OPERAND (exp, [012]) calls with them.
3894 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
3896 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
3897 (__gthread_objc_condition_allocate): Mark arguments as unused.
3898 (__gthread_objc_condition_deallocate): Likewise.
3899 (__gthread_objc_condition_wait): Likewise.
3900 (__gthread_objc_condition_broadcast): Likewise.
3901 (__gthread_objc_condition_signal): Likewise.
3902 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
3903 (__gthread_objc_thread_id): Likewise.
3905 2009-08-25 Janus Weil <janus@gcc.gnu.org>
3908 * tree-pretty-print.c (print_call_name): Print the correct call name
3909 for procedure pointer components.
3911 2009-08-24 Steve Ellcey <sje@cup.hp.com>
3913 * config/ia64/ia64.c (ia64_promote_function_mode): Call
3914 default_promote_function_mode when not VMS.
3916 2009-08-24 Olivier Hainque <hainque@adacore.com>
3918 * convert.c (convert_to_integer): Don't assume an input pointer is
3919 POINTER_SIZE wide. Fetch from the type instead.
3921 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3923 * configure.ac (AC_PREREQ): Bump to 2.64.
3925 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
3927 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
3928 (process_command): Don't search standard_exec_prefix_1 and
3929 standard_exec_prefix_2.
3931 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3933 * config/arm/arm.c (output_return_instruction): Handle for
3936 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3938 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
3940 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3942 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
3943 (*arm_movdf_vfp): Likewise.
3945 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3947 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
3948 (vashr<mode>3): Rename from ashr<mode>3.
3949 (vlshr<mode>3): Rename from lshr<mode>3.
3951 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
3954 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
3955 (check_format_info_main): Use scalar_identify_flag.
3956 (check_format_types): Check for scalar size identity if
3957 scalar_identify_flag is set.
3958 (printf_length_specs): Extend by new field.
3959 (asm_fprintf_length_specs): Likewise.
3960 (gcc_diag_length_specs): Likewise.
3961 (scanf_length_specs): Likewise.
3962 (strfmon_length_specs): Likewise.
3963 (gcc_gfc_length_specs): Likewise.
3964 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
3965 (ms_printf_flag_specs): Likewise.
3966 * c-format.h (format_length_info): Add new member scalar_identity_flag.
3968 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
3971 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
3972 (*call_value_pop_1): Ditto.
3973 (*sibcall_pop_1): New insn pattern.
3974 (*sibcall_value_pop_1): Ditto.
3976 2009-08-23 Alan Modra <amodra@bigpond.net.au>
3979 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
3982 2009-08-23 Alan Modra <amodra@bigpond.net.au>
3985 * fwprop.c (try_fwprop_subst): Allow multiple sets.
3986 (get_reg_use_in): New function.
3987 (forward_propagate_subreg): Propagate through subreg of zero_extend
3990 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
3992 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
3993 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
3995 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3997 * configure.ac: Remove --with-datarootdir, --with-docdir,
3998 --with-htmldir switches. No need to call AC_SUBST for
3999 datarootdir, docdir, htmldir any more.
4000 * configure: Regenerate.
4001 * doc/install.texi (Configuration): Document --datarootdir,
4002 --docdir, --htmldir, --pdfdir; update documentation for
4003 --infodir, --mandir.
4004 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
4007 * aclocal.m4: Regenerate.
4008 * config.in: Regenerate.
4009 * configure: Regenerate.
4011 2009-08-21 Douglas B Rupp <rupp@gnat.com>
4012 Olivier Hainque <hainque@adacore.com>
4014 * config/ia64/ia64.c: Include libfuncs.h.
4015 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
4016 (ia64_expand_call): Use reg 25 on VMS.
4017 (ia64_initialize_trampoline): Fix for VMS ABI.
4018 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
4019 (ia64_function_arg): Initialize reg 25 on VMS.
4020 Fix OpenVMS ABI issues for varargs.
4021 For OpenVMS, emit the Argument Information register set in the
4022 incoming/sibcall case as well.
4023 (ia64_arg_type): New function.
4024 (ia64_function_arg_advance): Keep track of cum->words.
4025 Fix OpenVMS ABI issues for varargs.
4026 (ia64_function_value): On VMS, promote mode of non-aggregate types.
4027 (ia64_override_options): Set flag_no_common on VMS.
4028 (ia64_init_builtins): Disable FWRITE builtin.
4029 (ia64_asm_output_external): Call DO_CRTL_NAMES.
4030 (ia64_vms_init_libfuncs): Add decc$ routines.
4031 (ia64_vms_valid_pointer_mode): New function.
4032 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
4033 (ia64_promote_function_mode): New function
4034 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
4035 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
4036 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4037 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
4038 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
4039 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
4040 Suppress trailing '#' if VALUE is numeric.
4041 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
4042 ia64_promote_function_mode.
4043 (TARGET_VALID_POINTER_MODE): Define.
4045 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
4048 * config/rs6000/rs6000.c (rs6000_override_options): Use
4049 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
4052 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
4053 reporting of vector + decimal/boolean/complex error.
4055 2009-08-21 Jakub Jelinek <jakub@redhat.com>
4057 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
4058 __vector double TYPE_DECL.
4060 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
4062 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
4063 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
4064 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
4065 to pointer to enum machine_mode. Update all callers as needed.
4067 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
4069 * config/alpha/alpha.md (exception_receiver): Emit alternative
4070 GP load sequence if flag_reorder_blocks_and_partition is set.
4071 (*exception_receiver_2): Also enable when
4072 flag_reorder_blocks_and_partition is set.
4074 2009-08-20 Matt Rice <ratmice@gmail.com>
4075 Diego Novillo <dnovillo@google.com>
4077 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
4080 2009-08-20 Richard Guenther <rguenther@suse.de>
4082 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
4083 * c-tree.h (c_dup_lang_specific_decl): Remove.
4084 (struct lang_decl, struct lang_type): Move definitions ...
4085 * c-lang.h: ... here. New file.
4086 * c-decl.c: Include c-lang.h.
4087 (c_dup_lang_specific_decl): Remove.
4088 * c-typeck.c: Include c-lang.h.
4089 * Makefile.in (c-decl.o): Add c-lang.h dependency.
4090 (c-typeck.o): Likewise.
4091 * c-config-lang.in (gtfiles): Add c-lang.h.
4092 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
4095 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
4097 * config/alpha/alpha.c (alpha_end_function): Do not clear
4098 crtl->emit structure and free insn locators if cfun->is_thunk is true,
4099 this is now handled in generic code.
4101 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
4103 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
4104 (s390_z10_fix_long_loop_prediction): New function.
4105 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
4106 (s390_reorg): Walk over the INSNs and invoke
4107 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
4109 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
4111 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
4112 "*brx_64bit", "*brx_31bit"): New patterns.
4113 * config/s390/s390.c ('E'): New output modifier.
4115 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4116 Richard Earnshaw <richard.earnshaw@arm.com>
4118 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
4119 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
4121 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4123 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
4125 * pa.c (emit_move_sequence): Check if address of operand1 is valid
4126 for mode mode of operand0 when doing secondary reload for SAR.
4128 2009-08-19 Jakub Jelinek <jakub@redhat.com>
4131 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
4132 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
4134 2009-08-19 Jason Merrill <jason@redhat.com>
4136 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
4137 supported template depth in C++0x.
4139 2009-08-19 Jakub Jelinek <jakub@redhat.com>
4141 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
4142 free_after_compilation.
4143 * config/score/score7.c (score7_output_mi_thunk): Likewise.
4144 * config/score/score3.c (score3_output_mi_thunk): Likewise.
4145 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
4146 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
4147 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
4148 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
4149 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4151 2009-08-19 Ian Lance Taylor <iant@google.com>
4153 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
4154 of (plus (mult (neg B) C) A).
4156 2009-08-18 Michael Matz <matz@suse.de>
4158 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
4159 instead of comparing TYPE_MAIN_VARIANT for equality.
4160 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
4161 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
4162 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
4163 * gimplify.c (goa_lhs_expr_p): Ditto and use
4164 STRIP_USELESS_TYPE_CONVERSION.
4166 2009-08-18 Michael Matz <matz@suse.de>
4168 * tree-ssa-structalias.c (create_variable_info_for): Also mark
4169 first field in a struct.
4170 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
4172 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
4174 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
4175 locators before emit_insn is called. Remove assert that
4177 (alpha_end_function): Clear crtl->emit structure and free insn
4178 locators if cfun->is_thunk is true.
4180 2009-08-18 Jason Merrill <jason@redhat.com>
4182 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
4184 * configure.ac: Test for it.
4185 * configure, config.in: Regenerate.
4186 * doc/install.texi: Document --enable-gnu-unique-object.
4188 2009-08-18 Richard Guenther <rguenther@suse.de>
4191 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
4192 pow(x,y*z) only if x is nonnegative.
4194 2009-08-18 Jakub Jelinek <jakub@redhat.com>
4196 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
4200 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
4201 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
4203 2009-08-17 DJ Delorie <dj@redhat.com>
4205 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
4206 * config/m32c/prologue.md (epilogue_freit): New.
4208 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
4209 (bank_switch_p): Likewise.
4210 (fast_interrupt_p): Likewise.
4211 (interrupt_p): Likewise.
4212 (m32c_conditional_register_usage): Round memregs size up.
4213 (need_to_save): We only need to save $a0 when we use ENTER.
4214 (interrupt_p): Check for fast_interrupt too.
4215 (bank_switch_p): New.
4216 (fast_interrupt_p): New.
4217 (m32c_attribute_table): Add bank_switch and fast_interrupt.
4218 (m32c_emit_prolog): Support bank switching and fast interrupts.
4219 * doc/extend.texi (Function Attributes): Add bank_switch and
4222 2009-08-17 Douglas B Rupp <rupp@gnat.com>
4224 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
4225 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
4227 2009-08-16 Douglas B Rupp <rupp@gnat.com>
4229 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
4230 (menu): Add IA-64/VMS Options.
4231 (IA-64/VMS Options): Likewise.
4233 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
4236 * config/mips/mips.md (*lwxs): Use :P for pointer values.
4238 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
4240 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
4241 (mips_pop_asm_switch): Likewise.
4242 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
4244 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
4245 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
4246 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
4247 (mips_print_operand_punctuation): Use them. Check mips_noreorder
4248 instead of set_noreorder.
4249 (mips_output_function_prologue): Use the new functions.
4250 (mips_output_function_epilogue): Likewise.
4251 (mips_need_noat_wrapper_p): New function, split out from...
4252 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
4253 Use mips_push_asm_switch and mips_pop_asm_switch.
4254 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
4255 and mips_pop_asm_switch.
4256 (ASM_OUTPUT_REG_POP): Likewise.
4257 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
4258 Use mips_pop_asm_switch.
4259 (mips_asm_switch): New structure.
4260 (set_noreorder, set_nomacro): Replace with...
4261 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
4262 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
4263 instead of set_nomacro.
4264 (fix_truncsfsi2_macro): Likewise.
4265 (cprestore): Likewise.
4266 (hazard): Use mips_noreorder instead of set_noreorder.
4267 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
4269 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
4271 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
4272 from prev_active_insn.
4274 2009-08-16 Anatoly Sokolov <aesok@post.ru>
4276 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
4277 * config/avr/avr.c (avr_override_options): Initialize
4278 avr_current_arch variable.
4279 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
4280 __AVR_HAVE_16BIT_SP__ according to the device type.
4281 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
4283 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
4284 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
4286 2009-08-16 Dodji Seketeli <dodji@redhat.com>
4289 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
4290 generating inlined subroutine die only. We shouldn't be
4291 called for anything else.
4292 (gen_block_die): Don't generate inline subroutine debug info for
4295 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
4297 * graphite-poly.c (print_pbb): Print PBB index.
4299 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
4302 * graphite-interchange.c (ppl_max_for_le): Moved...
4303 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
4304 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
4305 ppl_Pointset_Powerset_C_Polyhedron_maximize.
4306 * graphite-ppl.h (ppl_max_for_le): Declared.
4308 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
4310 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
4311 supported on all platforms.
4312 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
4313 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
4314 * c-pragma.c: Likewise.
4315 * target-def.h (TARGET_INITIALIZER): Remove
4316 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
4317 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
4319 2009-08-14 Douglas B Rupp <rupp@gnat.com>
4321 * config/ia64/fde-vms.c: New file.
4322 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
4323 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
4324 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
4325 (uw_frame_state_for): Only register a personality routine if it is
4326 known to be compatible with our expectations.
4327 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
4328 Declare unw_table_entry stack variable and
4329 mod all calls to _Unwind_FindTableEntry to add arg.
4330 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
4331 (_Unwind_FindTableEntry): Add arg to prototype.
4333 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
4335 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
4336 field 'signal_pfs_loc'.
4337 (uw_frame_state_for): Remove duplicate code dealing with leaf
4338 procedures without unwind info.
4339 If in the frame after unwinding through a signal handler, restore
4340 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
4341 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
4342 'pfs_loc' to the AR.PFS location in the signal context; instead
4343 set 'signal_pfs_loc'.
4344 Manually generate the unwind info for the AR.PFS register.
4345 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
4346 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
4347 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
4348 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
4349 instead set 'signal_pfs_loc'.
4350 Remove code preventing the AR.PFS register from being restored
4351 from the signal context.
4353 2009-08-14 Douglas B Rupp <rupp@gnat.com>
4354 Tristan Gingold <gingold@adacore.com>
4356 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
4357 * config/ia64/t-vms: New file.
4358 * config/ia64/vms64.h: New file.
4359 * config/ia64/vms.h: New file.
4360 * config/ia64/vms-crtinit.asm: New file.
4361 * config/ia64/vms_symvec_libgcc_s.opt: New file.
4362 * config/ia64/vms-unwind.h: New file.
4364 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
4366 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
4369 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4372 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
4374 * real.h (do_mpc_arg2): ... here.
4375 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
4378 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
4380 * final.c (add_debug_prefix_map): Don't use GC memory for
4381 old_prefix and new_prefix.
4383 2009-08-14 Richard Guenther <rguenther@suse.de>
4385 * ipa-prop.c (compute_complex_pass_through): If we cannot
4386 compute a non-varying offset for IPA_JF_ANCESTOR punt.
4388 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4390 * c-lex.c (c_lex_with_flags): Increase size of local variable
4391 to avoid memory clobber.
4393 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
4396 * config/i386/i386.c (ix86_fp_comparison_strategy):
4397 Only enable/disable sahf at function granularity.
4399 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
4401 PR rtl-optimization/41064
4402 * reload1.c (reload_as_needed): Don't call extract_insn
4403 for known invalid replacements after calling
4404 validate_replace_rtx_group and verify_changes.
4406 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
4409 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
4410 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
4411 ix86_expand_fp_vcond.
4412 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
4413 Assert that operation is supported by ix86_expand_int_vcond.
4414 (vcondu<SSEMODE124C8:mode>): Ditto.
4416 2009-08-13 DJ Delorie <dj@redhat.com>
4418 * config/i386/djgpp-stdint.h: New.
4419 * config.gcc (djgpp): Use it.
4421 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
4423 * config/sh/sh.c (sh_override_options): When flag_exceptions or
4424 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
4426 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
4428 * tree-ssa-loop-prefetch.c
4429 (prune_ref_by_group_reuse): Enhance probabilistic analysis
4430 for long-stride pruning.
4431 (compute_miss_rate): New function to compute the probability
4432 that two memory references access different cache lines.
4434 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
4436 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
4438 2009-08-13 Richard Guenther <rguenther@suse.de>
4441 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
4442 use the constant pointer type.
4443 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
4444 of CV qualifiers on the target pointer type.
4445 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
4446 conversion check before restrict check.
4448 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
4451 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
4453 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
4455 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
4457 2009-08-12 Richard Guenther <rguenther@suse.de>
4459 PR tree-optimization/41011
4460 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
4461 and reference constructing.
4463 2009-08-12 Xinliang David Li <davidxl@google.com>
4465 PR tree-optimization/41012
4466 * tree-flow.h : New external interface.
4467 * gimple-low.c (check_call_arg): Change to public function.
4468 Remove argument mismatch check in lowering.
4469 * tree-inline.h (tree_can_inline_p): Interface change.
4470 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
4472 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
4473 Call change to tree_can_inline_p function.
4474 (cgraph_decide_inlining_incrementally): Ditto.
4476 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
4478 PR tree-optimization/41031
4479 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
4480 on the partition variable rather than promote_mode on the source
4481 type. Assert that the partition variable's type has the same
4482 mode as the source value's.
4484 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
4486 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
4487 for for_return == 2.
4488 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
4490 * calls.c (expand_call): Fix typo.
4491 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
4493 * stmt.c (expand_value_return): Use promote_function_mode to copy out
4495 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
4496 * config/cris/cris.c (cris_promote_function_mode): Likewise.
4497 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
4498 * config/pa/pa.c (pa_promote_function_mode): Likewise.
4500 2009-08-12 Andrew Haley <aph@redhat.com>
4502 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
4504 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4507 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
4509 2009-08-12 Richard Guenther <rguenther@suse.de>
4511 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
4512 * gimplify.c (gimplify_modify_expr): Do not use
4513 lang_hooks.types_compatible_p.
4514 * tree-ssa.c (useless_type_conversion_p): For aggregates
4515 just return false if the canonical types differ.
4517 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4520 * sese.c (convert_for_phi_arg): New.
4521 (add_guard_exit_phis): Use convert_for_phi_arg.
4523 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4525 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
4526 unknown subscript upper bounds.
4528 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4529 Pranav Garg <pranav.garg2107@gmail.com>
4531 * graphite-interchange.c (gather_access_strides): Removed.
4532 (ppl_max_for_le): New.
4533 (build_linearized_memory_access): New.
4534 (memory_stride_in_loop): New.
4535 (pbb_interchange_profitable_p): Reimplemented.
4536 * graphite-ppl.h (ppl_new_id_map): New.
4537 (ppl_interchange): New.
4539 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4541 * graphite-interchange.c (compute_subscript): Removed.
4542 (compute_array_size_cstr): Removed.
4543 (compute_array_size_poly): Removed.
4544 (compute_array_size): Removed.
4545 (gather_access_strides_poly): Removed.
4546 (gather_access_strides): Empty.
4548 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4550 * graphite-dependences.c (dependence_polyhedron_1): Replace
4551 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
4552 (graphite_legal_transform_dr): Same.
4553 (graphite_carried_dependence_level_k): Same.
4554 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
4555 Initialize PDR_NB_SUBSCRIPTS.
4556 (print_pdr_access_layout): Replace pdr_nb_subscripts with
4558 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
4559 (PDR_NB_SUBSCRIPTS): New.
4560 (pdr_nb_subscripts): Removed.
4561 (pdr_dim): Simplified.
4562 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
4563 with PDR_NB_SUBSCRIPTS.
4565 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4567 * graphite-interchange.c (compute_array_size): Remove use of
4569 * graphite-poly.c (new_poly_dr): Remove argument data_container.
4570 Do not initialize PDR_DATA_CONTAINER.
4571 (print_pdr): Do not print PDR_DATA_CONTAINER.
4572 * graphite-poly.h (struct poly_dr): Remove data_container field.
4573 (PDR_DATA_CONTAINER): Removed.
4574 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
4576 (build_poly_dr): Same.
4578 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
4579 Sebastian Pop <sebastian.pop@amd.com>
4581 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
4582 copy of the dependence polyhedron. Free the temporary objects.
4583 (graphite_carried_dependence_level_k): Free unused objects before
4586 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
4587 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
4588 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
4589 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
4590 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
4592 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4594 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
4595 Early return without analyzing the data dependences if no
4596 transform has been done. Call restore_scattering if the transform
4598 (graphite-interchange.c): Same.
4599 * graphite-poly.c (print_scattering_function): Test for
4601 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
4602 (apply_poly_transforms): Do not gcc_assert that
4603 the transform is legal.
4604 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
4605 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
4606 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
4607 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
4608 * graphite-poly.h (struct poly_scattering): New.
4609 (struct poly_bb): Add original, transformed, and saved fields.
4610 Remove transformed_scattering, original_scattering,
4611 nb_local_variables and nb_scattering_transform fields.
4612 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
4613 (poly_scattering_new): New.
4614 (poly_scattering_free): New.
4615 (poly_scattering_copy): New.
4616 (store_scattering_pbb): New.
4617 (store_scattering): New.
4618 (restore_scattering_pbb): New.
4619 (restore_scattering): New.
4620 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
4621 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
4623 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4625 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
4628 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4630 * Makefile.in (graphite.o): Depends on PREDICT_H.
4631 * graphite.c: Include predict.h.
4632 (graphite_finalize): Call tree_estimate_probability.
4633 * predict.c (predict_loops): Do not call scev_initialize and
4635 (tree_estimate_probability_bb): New.
4636 (tree_estimate_probability): Do not initialize loops: move that
4637 code to the driver. Call tree_estimate_probability_bb.
4638 (tree_estimate_probability_driver): New.
4639 (pass_profile): Use tree_estimate_probability_driver.
4640 * predict.h (tree_estimate_probability): Declared.
4642 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4644 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
4645 * graphite-dependences.c (graphite_legal_transform): Add time to
4646 TV_GRAPHITE_DATA_DEPS.
4647 (dependency_between_pbbs_p): Same.
4648 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
4650 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
4652 PR rtl-optimization/41033
4653 * alias.c (nonoverlapping_component_refs_p): Punt when strict
4654 aliasing is disabled.
4656 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
4658 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
4659 si_mask_operand, and_load_operand, low_bitmask_operand,
4660 and_reg_operand, and_operand): New predicates.
4661 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
4662 * config/mips/mips.c (and_operands_ok): New function.
4663 * config/mips/mips-protos.h (and_operands_ok): Declare it.
4664 * config/mips/mips.md (move_type): Add ext_ins and logical.
4665 (type): Handle them.
4666 (and<mode>3): Use and_reg_operand as the second operand's predicate.
4667 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
4668 shift_shift. Remove commutative constraint modifier.
4669 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
4671 (*clear_upper32_dext): Remove define_insn_and_split.
4672 (*clear_upper32): Turn this define_insn_and_split ...
4673 (splitter for ANDing register with 0xffff_ffff): .. into this.
4675 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
4677 * combine.c (try_widen_shift_mode): Factor out code to check if an
4678 integer constant is a low-order bitmask from here ...
4679 * rtlanal.c (low_bitmask_len): ... to here.
4680 * rtl.h (low_bitmask_len): Declare.
4682 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
4685 * config/alpha/alpha.md (addsi3): Remove expander.
4686 (addsi3): Rename from *addsi3_internal insn pattern.
4687 (subsi3): Remove expander.
4688 (subsi3): Rename from *subsi3_internal insn pattern.
4690 2009-08-11 Douglas B Rupp <rupp@gnat.com>
4692 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
4695 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
4696 Eric Botcazou <botcazou@adacore.com>
4697 Douglas B Rupp <rupp@gnat.com>
4699 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
4700 that records that fit in 64 bits are returned by immediate value,
4701 as required by OpenVMS Calling Standard.
4702 (function_value): Adjust for above modification.
4703 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
4704 virtual_incoming_args_rtx as base object, not next_arg.
4705 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
4707 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4709 * reload.c (find_reloads_subreg_address): Check the original
4710 req_equiv_mem address to detect the case where an address is
4711 not valid in the outer mode.
4713 2009-08-11 Richard Guenther <rguenther@suse.de>
4716 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
4718 2009-08-10 Douglas B Rupp <rupp@gnat.com>
4720 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
4721 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
4723 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
4724 Douglas B Rupp <rupp@gnat.com>
4726 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
4727 PT_STACK when frame_pointer_needed on OpenVMS.
4728 (alpha_pv_save_size, alpha_using_fp): Remove.
4729 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
4730 with proper processing for PT_NULL.
4731 (alpha_vms_initial_elimination_offset): New function. Support for
4732 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
4733 (alpha_sa_size): Force procedure type to PT_STACK when
4734 frame_pointer_needed on OpenVMS.
4735 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
4736 (alpha_using_fp): Likewise.
4737 (alpha_vms_can_eliminate): Add prototype.
4738 (alpha_vms_initial_elimination_offset): Likewise.
4739 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
4740 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
4742 2009-08-10 Eric Botcazou <botcazou@adacore.com>
4743 Douglas B Rupp <rupp@gnat.com>
4745 * config/alpha/alpha.c (common_object_handler): New function.
4746 (vms_attribute_table): Declare a single attribute "common_object".
4747 (vms_output_aligned_decl_common): New global function.
4748 (SECTION_VMS_OVERLAY): Delete.
4749 (SECTION_VMS_GLOBAL): Likewise.
4750 (SECTION_VMS_INITIALIZE): Likewise.
4751 (vms_asm_named_section): Remove support for above flags.
4752 (vms_section_type_flags): Delete.
4753 (TARGET_SECTION_TYPE_FLAGS): Likewise.
4754 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
4755 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
4756 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
4758 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
4761 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
4762 (sub_ddmmss): Likewise.
4764 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
4767 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
4770 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4773 * reload1.c (reload_as_needed): Use cancel_changes to completely
4774 undo a failed replacement attempt.
4776 2009-08-10 Richard Guenther <rguenther@suse.de>
4779 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
4780 (useless_type_conversion_p): ... here. Require pointer targets
4783 2009-08-10 Dodji Seketeli <dodji@redhat.com>
4786 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
4787 loose the original type of the statement list.
4789 2009-08-09 Douglas B Rupp <rupp@gnat.com>
4791 * config/alpha/alpha.c: Include libfuncs.h
4792 (avms_asm_output_extern): New function.
4793 (alpha_init_libfuncs): Init some decc libfuncs.
4794 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
4795 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
4796 (DO_CRTL_NAMES): Define.
4798 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
4799 (LONG_TYPE_SIZE): Define.
4800 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
4801 (SUBTARGET_SWITCHES): Define malloc64 switch.
4802 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
4803 (MASK_RETURN_ADDR): Define.
4804 doc/invoke.texi (mmalloc64): Document switch.
4806 2009-08-09 Olivier Hainque <hainque@adacore.com>
4807 Douglas B Rupp <rupp@gnat.com>
4809 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
4810 uses_condition_handler.
4811 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
4812 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
4813 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
4814 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
4815 (code_for_builtin): New insn codes for the new alpha_builtins.
4816 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
4817 (alpha_sa_size): Account for uses_condition_handler.
4818 (alpha_expand_prologue): Likewise.
4819 (alpha_start_function): Likewise.
4820 (alpha_expand_epilogue): Likewise.
4821 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
4822 establish/revert expanders.
4823 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
4824 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
4825 New expander, resorting to the alpha.c associated function.
4826 (builtin_revert_vms_condition_handler): Likewise.
4827 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
4828 __gcc_shell_handler, the static VMS condition handler used as
4829 an indirection wrapper to the current dynamically established
4831 * config/alpha/vms-unwind.h: Complete rewrite.
4832 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
4833 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
4835 2009-08-09 Eric Botcazou <botcazou@adacore.com>
4836 Douglas B Rupp <rupp@gnat.com>
4838 * config/alpha/alpha.c (alpha_links): Add 'target' field.
4839 (alpha_need_linkage): Handle aliases. Return function symbol.
4840 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
4841 Use ultimate alias target for the linkage name.
4842 * config/alpha/alpha.md (movmemdi): Use the symbol returned
4843 by alpha_need_linkage for the function symbol.
4844 (setmemdi): Likewise.
4846 2009-08-09 Douglas B Rupp <rupp@gnat.com>
4848 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
4849 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
4850 (ASM_WEAKEN_LABEL): Define.
4851 (CRT_CALL_STATIC_FUNCTION): Define.
4852 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
4853 (ENDFILE_SPEC): Define.
4854 (INIT_SECTION_ASM_OP): Define.
4855 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
4856 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
4858 (MULTILIB_OSDIRNAMES): Define.
4859 (shlib_version): Define.
4860 (SHLIB_EXT): Define.
4861 (SHLIB_OBJS): Define.
4862 (SHLIB_NAME): Define.
4863 (SHLIB_MULTILIB): Define.
4864 (SHLIB_INSTALL): Define.
4865 (SHLIB_SYMVEC): Define.
4866 (SHLIB_SYMVECX2): Define.
4867 (SHLIB_LINK): Define.
4869 2009-08-09 Douglas B Rupp <rupp@gnat.com>
4871 * config/alpha/alpha.c (alpha_initialize_trampoline):
4872 Initialize VMS trampoline IAW ABI for bounded procedure calls.
4873 (alpha_start_function): Emit transfer address on nested functions
4874 for VMS trampoline call.
4875 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
4876 since no longer used.
4877 * config/alpha/vms-tramp.asm: Remove.
4878 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
4879 since now only data initialized at runtime.
4881 2009-08-09 Douglas B Rupp <rupp@gnat.com>
4883 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
4884 (LINK_GCC_C_SEQUENCE_SPEC): Define.
4885 (MD_EXEC_PREFIX): Remove, no longer used.
4886 (MD_STARTFILE_PREFIX): Likewise.
4887 (INCLUDE_DEFAULTS): Likewise.
4888 * config/alpha/t-vms:
4889 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
4891 2009-08-09 Richard Guenther <rguenther@suse.de>
4893 PR tree-optimization/41016
4894 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
4895 (operand_precision): Remove.
4896 (integral_operand_p): Likewise.
4897 (recognize_single_bit_test): Adjust.
4899 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4901 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
4902 operation overflows. Likewise non-cast unary arithmetic.
4903 If one arm of a conditional expression is always taken,
4904 inhibit evaluation warnings for the other arm. Likewise inhibit
4905 evaluation warnings for the second && or || operand if the first
4906 operand is enough to determine the result.
4907 * c-typeck.c (build_conditional_expr): Apply the same inhibition
4909 (build_binary_op): Prevent duplicate evaluation warnings.
4911 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4913 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
4914 and destination have different modes, Use promote_mode to
4915 determine the signedness of the conversion. Assert that the
4916 promoted source mode matches the destination mode. Don't pass
4917 the destination and destination mode to expand_expr if the source
4918 mode is different. Simplify conversion logic.
4920 2009-08-09 Ira Rosen <irar@il.ibm.com>
4922 PR tree-optimization/41008
4923 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
4924 from condition only in case it's a comparison. Adjust checks.
4926 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
4928 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
4929 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
4930 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
4931 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
4932 (dump_cand): Handle them.
4933 (struct iv_cand): New members COST_STEP and AINC_USE.
4934 (stmt_after_increment): Likewise.
4935 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
4936 callers changed. Use gimple_uid comparison instead of scanning.
4937 (add_candidate_1): When looking for identical candidates, take
4938 AINC_USE into account. Set it for new candidates.
4939 (force_expr_to_var_cost): Cast target_spill_cost to int.
4940 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
4941 All callers changed. Check for availability of autoinc addressing
4942 modes, both in general for a given mode, and in the specific use case.
4943 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
4945 (get_computation_cost): Likewise.
4946 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
4947 add_autoinc_candidates): New static functions.
4948 (add_candidate): Call add_autoinc_candidates for candidates based on
4950 (find_iv_candidates): Call set_autoinc_for_original_candidates.
4951 (determine_use_iv_cost_address): If we have an autoinc candidate at
4952 the matching use, verify autoinc is possible and subtract the cost
4953 of the candidate's step from the cost.
4954 (determine_iv_cost): Record the cost of the increment in the COST_STEP
4955 member of the candidate.
4956 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
4957 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
4959 2009-08-09 Douglas B Rupp <rupp@gnat.com>
4961 * config.build (ia64-hp-*vms*): New target.
4962 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
4964 * config.gcc (ia64-hp-*vms*): New target.
4965 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
4967 * config.host (ia64-hp-*vms*): New target.
4968 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
4971 2009-08-08 Richard Guenther <rguenther@suse.de>
4973 PR tree-optimization/40991
4974 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
4976 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
4978 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
4979 mode check. Do truncations in an integer mode.
4980 (force_to_mode): Handle subregs for all mode types. Only do
4981 arithmetic simplifications on integer modes.
4983 2009-08-07 Richard Guenther <rguenther@suse.de>
4985 PR tree-optimization/40999
4986 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
4987 (maybe_fold_reference): Lookup constant initializers.
4988 (fold_gimple_assign): Likewise.
4990 2009-08-07 Richard Guenther <rguenther@suse.de>
4992 * tree-ssa.c (useless_type_conversion_p_1): Only for types
4993 that require structural equality defer to the langhook.
4995 2009-08-07 Martin Jambor <mjambor@suse.cz>
4997 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
4999 (struct ipa_pass_through_data): New type.
5000 (struct ipa_ancestor_jf_data): New type.
5001 (union jump_func_value): Removed field formal_id, added fields
5002 pass_through and ancestor.
5003 (struct ipa_param_call_note): Changed type of formal_id to int from
5005 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
5006 operations jump functions and ancestor jump functions.
5007 (compute_complex_pass_through): New function.
5008 (compute_scalar_jump_functions): Call compute_complex_pass_through,
5009 reflect changes in the jump function strucutre.
5010 (update_jump_functions_after_inlining): Ignore complex pass-through
5011 and ancestor jump functions.
5012 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
5013 polynomial pass-through with operation jump functions.
5015 2009-08-07 Jakub Jelinek <jakub@redhat.com>
5017 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
5018 fde->dw_fde_begin as begin label instead of hot/cold label.
5019 Use LLSDAC label instead of LLSDA for second section lsda.
5020 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
5021 label instead of LLSDA if it is true.
5022 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
5024 * except.c (add_call_site, dw2_size_of_call_site_table): Add
5025 SECTION argument. Use it as index into crtl->eh.call_site_record
5027 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
5028 use it to determine how to print table entries instead of using
5029 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
5030 label instead of normal begin label as base.
5031 (sjlj_assign_call_site_values): Adjust add_call_site caller.
5032 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
5033 ensure no EH range spans between sections and that landing pads
5034 are always in the corresponding section.
5035 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
5036 for crtl->eh.call_site_record being an array rather than scalar.
5037 (output_one_function_exception_table): New function, copied
5038 from output_function_exception_table. Adjust
5039 dw2_size_of_call_site_table, dw2_output_call_site_table
5040 callers. For SECOND section use *C suffixed labels.
5041 (output_function_exception_table): Call
5042 output_one_function_exception_table and, when doing hot/cold
5043 partitioning, also another time for the second section.
5044 * opts.c: Include except.h.
5045 (decode_options): Allow -freorder-blocks-and-partition with
5046 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
5047 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
5048 * function.h (struct rtl_eh): Change call_site_record from
5049 scalar into array of 2 elements.
5051 2009-08-07 Martin Jambor <mjambor@suse.cz>
5053 * ipa-prop.c (count_formal_params_1): New function.
5054 (ipa_get_vector_of_formal_parms): New function.
5055 (get_vector_of_formal_parm_types): New function.
5056 (ipa_modify_formal_parameters): New function.
5057 (ipa_modify_call_arguments): New function.
5058 (index_in_adjustments_multiple_times_p): New function.
5059 (ipa_combine_adjustments): New function.
5060 (ipa_dump_param_adjustments): New function.
5061 * ipa-prop.h (struct ipa_parm_adjustment): New type.
5062 (ipa_get_vector_of_formal_parms): Declare.
5063 (ipa_modify_formal_parameters): Declare.
5064 (ipa_modify_call_arguments): Declare.
5065 (ipa_combine_adjustments): Declare.
5066 (ipa_dump_param_adjustments): Declare.
5067 (build_ref_for_offset): Declare.
5068 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
5069 * tree-sra.c: Include ipa-prop.c.
5070 (build_ref_for_offset): Make public.
5072 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
5074 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
5076 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
5078 * gcc/doc/extend.texi (__builtin_extract_return_address)
5079 (__builtin_frob_return_address): Document.
5081 2009-08-06 Paul Brook <paul@codesourcery.com>
5083 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
5084 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
5085 implementation on ARMv6-M.
5087 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5089 * doc/extend.texi (pcs): Document new attribute for ARM.
5091 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5093 * arm.c (pcs_attribute_args): Comment out unsupported attribute
5096 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5098 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
5101 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5103 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
5105 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5107 Merge ARM/hard_vfp_branch to trunk.
5109 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
5111 * arm.c (libcall_eq): New function.
5112 (libcall_hash): New function.
5113 (add_libcall): New function.
5114 (arm_libcall_uses_aapcs_base): New function.
5115 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
5116 libcalls using the base PCS.
5117 (arm_init_cumulative_args): Likewise.
5119 2009-07-20 Joseph Myers <joseph@codesourcery.com>
5121 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
5122 Use base ABI for conversion libfuncs between HFmode and SFmode.
5124 2009-05-12 Joseph Myers <joseph@codesourcery.com>
5126 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
5127 V4SImode as representatives of all 64-bit and 128-bit vector
5128 types. Allow vector types without vector modes.
5129 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
5130 without vector modes like BLKmode.
5131 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
5132 BLKmode. Avoid unsupported vector modes or TImode moves for
5134 (aapcs_vfp_allocate_return_reg): Likewise.
5135 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
5136 V8QImode if TARGET_NEON || TARGET_IWMMXT.
5138 2009-05-12 Joseph Myers <joseph@codesourcery.com>
5140 * config/arm/arm.c (arm_handle_pcs_attribute): New.
5141 (arm_get_pcs_model): Pass attribute arguments to
5142 arm_pcs_from_attribute.
5143 (arm_init_cumulative_args): Use base AAPCS for conversions from
5144 floating-point types to DImode.
5145 (arm_attribute_table): Add pcs attribute.
5146 (arm_handle_pcs_attribute): New.
5147 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
5148 conversions from floating-point types to DImode, also declare them
5149 to use base AAPCS and declare functions they call to use base
5150 AAPCS and their RTABI names.
5152 2009-05-12 Joseph Myers <joseph@codesourcery.com>
5154 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
5155 -mfloat-abi=hard not being supported for VFP.
5157 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
5159 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
5160 SYMBOL_REF to hard_libcall_value.
5162 2009-03-05 Joseph Myers <joseph@codesourcery.com>
5163 Richard Earnshaw <rearnsha@arm.com>
5165 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
5166 has been put on the stack, all remaining co-processory arguments for
5167 that co-processor also go on the stack.
5169 2009-03-05 Joseph Myers <joseph@codesourcery.com>
5171 * config/arm/arm.c (arm_return_in_memory): Handle returning
5172 vectors of suitable size in registers also for AAPCS case.
5174 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
5176 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
5178 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
5180 ARM Hard-VFP calling convention
5181 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
5182 * target.h (gcc_target): Add libcall_value to table of call hooks.
5183 * targhooks.h (default_libcall_value): Default implementation.
5184 * targhooks.c (default_libcall_value): Likewise.
5185 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
5186 * optabs.c (expand_unop): Use it.
5187 * expr.h (hard_libcall_value): Pass the function RTX through.
5188 * calls.c (emit_library_call_value_1): Update call to
5190 * explow.c (hard_libcall_value): Use new target hook.
5191 * testsuite/lib/target-supports.exp
5192 (check_effective_target_arm_hard_vfp_ok): New hook.
5193 (check_effective_target_arm_neon_ok): Improve test for neon
5195 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
5196 * config/arm/arm.c: Include cgraph.h
5197 (TARGET_FUNCTION_VALUE): Override default hook.
5198 (arm_pcs_default): New variable.
5199 (arm_override_options): Don't fault hard calling convention with VFP.
5200 Add support for AAPCS variants.
5201 (arm_function_value): Make static. Handle AAPCS variants.
5202 (arm_libcall_value): New function.
5203 (arm_apply_result_size): Handle VFP registers in results.
5204 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
5206 (pcs_attribute_args): New variable.
5207 (arm_pcs_from_attribute): New function.
5208 (arm_get_pcs_model): New function.
5209 (aapcs_vfp_cum_init): New function.
5210 (aapcs_vfp_sub_candidate): New function.
5211 (aapcs_vfp_is_return_candidate): New function.
5212 (aapcs_vfp_is_call_candidate): New function.
5213 (aapcs_vfp_allocate): New function.
5214 (aapcs_vfp_allocate_return_reg): New function.
5215 (aapcs_vfp_advance): New function.
5216 (aapcs_cp_arg_layout): New variable.
5217 (aapcs_select_call_coproc): New function.
5218 (aapcs_select_return_coproc): New function.
5219 (aapcs_allocate_return_reg): New function.
5220 (aapcs_libcall_value): New function.
5221 (aapcs_layout_arg): New function.
5222 (arm_init_cumulative_args): Initialize AAPCS args data.
5223 (arm_function_arg): Handle AAPCS variants using new interface.
5224 (arm_arg_parital_bytes): Likewise.
5225 (arm_function_arg_advance): New function.
5226 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
5227 calling conventions.
5228 (arm_setup_incoming_varargs): Handle new AAPCS args data.
5229 * arm.h (NUM_VFP_ARG_REGS): Define.
5230 (LIBCALL_VALUE): Update.
5231 (FUNCTION_VALUE): Delete.
5232 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
5233 (arm_pcs): New enum.
5234 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
5235 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
5236 (FUNCTION_ARG_REGNO_P): Add VFP regs.
5237 * arm-protos.h (arm_function_arg_advance): Add.
5238 (aapcs_libcall_value): Add.
5239 (arm_function_value): Delete.
5241 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
5242 H.J. Lu <hongjiu.lu@intel.com>
5245 * config/i386/i386.c (standard_sse_mode_p): Remove.
5246 (standard_sse_constant_p): Return 2 for integer mode
5247 vector_all_ones_operand when SSE2 is enabled.
5248 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
5249 (ix86_expand_vector_move): Do not check for negative values from
5250 standard_sse_constant_p.
5252 2009-08-06 Richard Guenther <rguenther@suse.de>
5254 * tree-ssa.c (useless_type_conversion_p_1): Make function and
5255 array type comparisons frontend independent.
5256 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
5257 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
5258 out array reference lower bound and element size operands.
5259 (ao_ref_init_from_vn_reference): Properly compute the offset
5260 for ARRAY_RANGE_REF.
5261 (vn_reference_fold_indirect): Fill out array reference lower
5262 bound and element size operands.
5263 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
5264 a non gimple valued reference operand which can happen for
5265 array reference lower bound or element size.
5266 (create_component_ref_by_pieces_1): Properly generate the
5267 element size operand for array references.
5269 2009-08-06 Richard Guenther <rguenther@suse.de>
5271 PR tree-optimization/40964
5272 * tree.c (iterative_hash_host_wide_int): Export.
5273 * tree.h (iterative_hash_host_wide_int): Declare.
5274 * tree-ssa-structalias.c (heapvar_map): New struct.
5275 (heapvar_map_eq): New function.
5276 (heapvar_map_hash): Likewise.
5277 (heapvar_lookup): Adjust.
5278 (heapvar_insert): Likewise.
5279 (make_constraint_from_heapvar): Allow multiple heap variables
5280 per decl at different offsets.
5281 (init_alias_heapvars): Adjust.
5283 2009-08-04 David Daney <ddaney@caviumnetworks.com>
5285 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
5286 * mips_output_sync_loop (mips_output_sync_loop): Only emit
5287 trailing sync if TARGET_SYNC_AFTER_SC.
5289 2009-08-05 David Daney <ddaney@caviumnetworks.com>
5291 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
5292 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
5293 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
5294 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
5295 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
5296 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
5297 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
5298 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
5299 test_and_set_12): Rewrite calls to mips_output_sync_loop.
5300 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
5301 the prototype declaration match the definition.
5302 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
5303 instructions explicitly. Add barrier_before and operands
5305 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
5306 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
5307 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
5308 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
5309 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
5310 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
5312 2009-08-05 Andrew Pinski <pinskia@gmail.com>
5314 * tree-ssa-alias.c: Fix intervals to use [) syntax.
5316 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
5317 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
5320 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
5323 2009-08-05 Jakub Jelinek <jakub@redhat.com>
5325 PR rtl-optimization/40924
5326 * dse.c (canon_address): Before calling cselib_expand_value_rtx
5327 make sure canon_rtx (mem_address) isn't simpler than
5328 canon_rtx (expanded_mem_address).
5330 2009-08-05 Li Feng <nemokingdom@gmail.com>
5332 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
5334 (build_scop_drs): Build alias set for each SCoP.
5336 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
5338 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
5339 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
5340 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
5341 (MIPS_ARCH_FLOAT_SPEC): Likewise.
5342 (BASE_DRIVER_SELF_SPECS): Likewise.
5344 2009-08-04 Andrew Pinski <pinskia@gmail.com>
5346 * tree-ssa-alias.c: Fix some comment typos.
5348 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
5350 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
5351 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
5353 2009-08-03 Janis Johnson <janis187@us.ibm.com>
5356 * simplify-rtx.c (simplify_binary_operation_1): Disable
5357 simplifications for decimal float operations.
5359 2009-08-03 Jakub Jelinek <jakub@redhat.com>
5362 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
5363 operand of INDIRECT_REF.
5365 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
5367 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
5368 constants referencing TLS symbols.
5370 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
5372 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
5373 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
5375 2009-08-03 Richard Guenther <rguenther@suse.de>
5377 * tree.c (make_vector_type): Build a main variant first,
5378 get the canonical one and then build the variant.
5379 * tree-ssa.c (useless_type_conversion_p_1): Handle
5381 (useless_type_conversion_p): Conversions to pointers to
5382 incomplete record types are useless.
5384 2009-08-03 Richard Guenther <rguenther@suse.de>
5386 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
5387 file will be created.
5388 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
5389 * toplev.c (compile_file): Adjust comment.
5391 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
5393 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
5394 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
5395 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5396 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
5397 (sh_promote_function_mode): Fix typo.
5399 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
5401 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
5403 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5405 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
5406 declaration arguments.
5408 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
5410 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
5411 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
5412 (ix86_split_ashl): Ditto.
5413 (ix86_expand_vector_init_one_nonzero): Ditto.
5414 (ix86_expand_vector_set): Ditto.
5415 (ix86_expand_reduc_v4sf): Ditto.
5417 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
5419 * explow.c (promote_function_mode): Remove assert.
5420 * config/sh/sh.c (sh_promote_function_mode): Declare.
5422 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5424 * config/pa/pa.c (pa_promote_function_mode): Declare.
5425 Change to static. Fix promote_mode call.
5427 * gthr-dce.h (CONST_CAST2): Define if not defined.
5428 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
5430 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
5432 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
5434 * expr.c (store_constructor): Use promote_decl_mode. Remove
5435 now write-only variable unsignedp.
5436 (expand_expr_real_1): Use promote_decl_mode.
5437 * expr.h (promote_function_mode, promote_decl_mode): New.
5438 (promote_mode): Remove last argument.
5439 * function.c (assign_temp): Drop last argument of promote_mode.
5440 (assign_parm_find_data_types): Use promote_function_mode.
5441 (assign_parm_setup_reg): Likewise.
5442 (expand_function_end): Use promote_function_mode.
5443 * calls.c (initialize_argument_information): Use promote_function_mode.
5444 (precompute_arguments): Use promote_mode instead of checking if
5445 only PROMOTE_FUNCTION_MODE is defined.
5446 (expand_call): When making sibcall decisions, use promote_function_mode.
5447 Below, remove an if for targetm.calls.promote_function_return and
5448 and use promote_function_mode.
5449 (emit_library_call_value_1): Use promote_function_mode, fix bug
5450 where promote_mode was passed FOR_CALL == 0 for a return value in an
5452 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
5453 * explow.c (promote_function_mode, promote_decl_mode): New.
5454 (promote_mode): Keep only the FOR_CALL == 0 case.
5455 * combine.c (setup_incoming_promotion): Remove test of
5456 promote_function_args. Use promote_function_mode.
5457 * stmt.c (expand_value_return): Use promote_decl_mode.
5458 (expand_decl): Use promote_decl_mode.
5460 * expr.c (store_constructor): Use promote_decl_mode. Remove
5461 now write-only variable unsignedp.
5462 (expand_expr_real_1): Use promote_decl_mode.
5463 * expr.h (promote_function_mode, promote_decl_mode): New.
5464 (promote_mode): Remove last argument.
5465 * function.c (assign_temp): Drop last argument of promote_mode.
5466 (assign_parm_find_data_types): Use promote_function_mode.
5467 (assign_parm_setup_reg): Likewise.
5468 (expand_function_end): Use promote_function_mode.
5469 * calls.c (initialize_argument_information): Use promote_function_mode.
5470 (precompute_arguments): Use promote_mode instead of checking if
5471 only PROMOTE_FUNCTION_MODE is defined.
5472 (expand_call): When making sibcall decisions, use promote_function_mode.
5473 Below, remove an if for targetm.calls.promote_function_return and
5474 and use promote_function_mode.
5475 (emit_library_call_value_1): Use promote_function_mode, fix bug
5476 where promote_mode was passed FOR_CALL == 0 for a return value in an
5478 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
5479 * explow.c (promote_function_mode, promote_decl_mode): New.
5480 (promote_mode): Keep only the FOR_CALL == 0 case.
5481 * combine.c (setup_incoming_promotion): Remove test of
5482 promote_function_args. Use promote_function_mode.
5483 * stmt.c (expand_value_return): Use promote_decl_mode.
5484 (expand_decl): Use promote_decl_mode.
5486 * explow.c (promote_function_mode): Just call the target hook.
5487 * targhooks.c (default_promote_function_mode,
5488 default_promote_function_mode_always_promote): New.
5489 * targhooks.h (default_promote_function_mode,
5490 default_promote_function_mode_always_promote): Declare.
5491 * target.h (promote_function_args, promote_function_return): Remove.
5492 (promote_function_mode): New.
5493 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
5494 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5495 (TARGET_PROMOTE_FUNCTION_MODE): New.
5496 (TARGET_CALLS): Adjust.
5497 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
5498 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
5500 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
5501 * config/s390/s390.c (s390_promote_function_mode): ... here,
5502 with pointer handling.
5503 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5504 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5506 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
5507 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
5508 with pointer handling.
5509 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5510 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5512 * config/sh/sh-protos.h (sh_promote_function_mode): New.
5513 * config/sh/sh.c (sh_promote_function_mode): New.
5514 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5515 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5517 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
5518 * config/cris/cris.c (cris_promote_function_mode): ... here.
5519 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5520 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
5522 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
5523 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
5524 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5525 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
5527 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
5528 * config/arm/arm.c (arm_promote_function_mode): ... here, without
5529 complex type handling.
5530 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5531 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5533 * config/pa/pa.c (pa_promote_function_mode): New.
5534 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5535 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5537 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
5538 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5539 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
5540 * config/xtensa/xtensa.c: Likewise.
5541 * config/stormy16/stormy16.c: Likewise.
5542 * config/iq2000/iq2000.c: Likewise.
5543 * config/rs6000/rs6000.c: Likewise.
5544 * config/picochip/picochip.c: Likewise.
5545 * config/arc/arc.c: Likewise.
5546 * config/mcore/mcore.c: Likewise.
5547 * config/score/score.c: Likewise.
5548 * config/mips/mips.c: Likewise.
5549 * config/bfin/bfin.c: Likewise.
5550 * config/ia64/ia64.c: Likewise (disabled though).
5552 * config/frv/frv.h: Remove pointless remark.
5554 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
5555 TARGET_PROMOTE_FUNCTION_ARGS,
5556 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
5557 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
5559 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
5561 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
5562 -floop-parallelize-all.
5563 * toplev.c (process_options): Rename flag_graphite_force_parallel to
5564 flag_loop_parallelize_all.
5565 * tree-ssa-loop.c (gate_graphite_transforms): Same.
5566 * graphite.c (graphite_transform_loops): Same.
5568 * graphite-poly.c (apply_poly_transforms): Same.
5570 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
5572 PR tree-optimization/40914
5573 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
5574 if set, then check the delta field of the PMF record.
5575 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
5576 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
5577 call is stored in the delta.
5579 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
5581 * config/mips/mips.md (*clear_upper32_dext): New pattern.
5583 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
5585 * config/i386/bsd.h (ASM_BYTE): New define.
5586 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
5587 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
5588 .byte. Use fputs or putc instead of fprintf where appropriate.
5589 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
5590 fputs or putc instead of fprintf where appropriate.
5591 * config/i386/i386elf.h: Ditto.
5592 * config/i386/sysv4.h: Ditto.
5594 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
5595 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
5596 (*tls_global_dynamic_64): Ditto.
5598 2009-07-31 Christian Bruel <christian.bruel@st.com>
5600 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
5602 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5604 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
5605 Remove dead code for MINUS.
5607 2009-07-31 Anthony Green <green@moxielogic.com>
5609 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
5611 (moxie_expand_epilogue): Ditto for epilogue.
5612 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
5614 (moxie_function_arg): Ditto.
5615 (moxie_pass_by_reference): Ditto.
5616 (moxie_arg_partial_bytes): Ditto.
5617 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
5618 (FUNCTION_ARG_ADVANCE) Ditto.
5619 (REG_PARM_STACK_SPACE) Ditto.
5620 (FUNCTION_ARG_REGNO_P) Dito.
5622 * config.gcc: Add moxie linux config support.
5623 * gcc/config/moxie/uclinux.h: New file.
5625 2009-07-31 DJ Delorie <dj@redhat.com>
5627 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
5628 (UNSPECV_SP_SWITCH_E): New.
5629 (sp_switch_1): Change to an unspec.
5630 (sp_switch_2): Change to an unspec. Don't use post-inc when we
5632 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
5633 reference the new stack's address
5635 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5637 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
5638 graphite-clast-to-gimple.o, graphite-dependences.o,
5639 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
5640 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
5641 (graphite-blocking.o,
5642 graphite-clast-to-gimple.o, graphite-dependences.o,
5643 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
5644 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
5645 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
5646 * cfgloop.h (struct loop): Add can_be_parallel field.
5647 * common.opt (fgraphite-identity): Moved up.
5648 (fgraphite-force-parallel): New flag.
5649 * graphite.c: Rewrite.
5650 * graphite.h: Rewrite.
5651 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
5653 * toplev.c (graphite_out_file): New file descriptor.
5654 (graphite_in_file): New.
5655 (process_options): flag_graphite_force_parallel cannot be used without
5657 * tree-ssa-loop.c: Include toplev.h.
5658 (gate_graphite_transforms): Enable flag_graphite for
5659 flag_graphite_force_parallel.
5661 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5663 * ChangeLog.graphite: New.
5664 * graphite-blocking.c: New.
5665 * graphite-clast-to-gimple.c: New.
5666 * graphite-clast-to-gimple.h: New.
5667 * graphite-dependences.c: New.
5668 * graphite-dependences.h: New.
5669 * graphite-interchange.c: New.
5670 * graphite-poly.c: New.
5671 * graphite-poly.h: New.
5672 * graphite-ppl.c: New.
5673 * graphite-ppl.h: New.
5674 * graphite-scop-detection.c: New.
5675 * graphite-scop-detection.h: New.
5676 * graphite-sese-to-poly.c: New.
5677 * graphite-sese-to-poly.h: New.
5681 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5683 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
5684 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
5686 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5688 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
5689 (scev_is_linear_expression): Return false if the evolution is not
5690 affine multivariate.
5692 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5694 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
5695 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
5697 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5699 * tree-data-ref.c (debug_data_references): New.
5700 (debug_data_reference): New.
5701 * tree-data-ref.h (debug_data_references): Declared.
5702 (debug_data_reference): Declared.
5704 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5706 * tree-data-ref.c (stmt_simple_memref_p: Removed.
5707 * tree-data-ref.h (scop_p): Removed.
5708 (struct data_reference): Remove field scop.
5710 (stmt_simple_memref_p): Removed.
5712 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5714 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
5715 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
5718 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5720 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
5722 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5724 * doc/invoke.texi (-fgraphite-identity): Documented.
5726 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5728 * tree-scalar-evolution.c: Fix comment.
5729 (instantiate_scev_1): Return unknow from scev instantiation if the
5730 result is not above instantiate_below.
5732 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5734 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
5735 static anymore. Instantiate the symbols that may have been introduced
5737 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
5740 2009-07-30 DJ Delorie <dj@redhat.com>
5742 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
5743 .vliw directive to VLIW sections.
5745 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5747 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
5749 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
5750 (AUTOHEADER): New variable.
5751 ($(srcdir)/cstamp-h.in): Use it.
5753 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
5754 Pat Haugen <pthaugen@us.ibm.com>
5755 Revital Eres <ERES@il.ibm.com>
5757 * config/rs6000/vector.md (VEC_F): Add VSX support.
5761 (vector_load_<mode>): Ditto.
5762 (vector_store_<mode>): Ditto.
5763 (vector GPR move split): Ditto.
5764 (vec_reload_and_plus_<mptrsize>): Ditto.
5765 (vec_reload_and_reg_<mptrsize>): Ditto.
5766 (add<mode>3): Ditto.
5767 (sub<mode>3): Ditto.
5768 (mul<mode>3): Ditto.
5769 (neg<mode>2): Ditto.
5770 (abs<mode>2): Ditto.
5771 (smin<mode>3): Ditto.
5772 (smax<mode>3): Ditto.
5773 (vector_eq<mode>): Ditto.
5774 (vector_gt<mode>): Ditto.
5775 (vector_ge<mode>): Ditto.
5776 (vector_gtu<mode>): Ditto.
5777 (vector_select_<mode>_uns): Ditto.
5778 (vector_eq_<mode>_p): Ditto.
5779 (vector_gt_<mode>_p): Ditto.
5780 (vector_ge_<mode>_p): Ditto.
5781 (vector_gtu_<mode>_p): Ditto.
5782 (cr6_test_for_zero): Ditto.
5783 (cr6_test_for_zero_reverse): Ditto.
5784 (cr6_test_for_lt): Ditto.
5785 (cr6_test_for_lt_reverse): Ditto.
5786 (xor<mode>3): Ditto.
5787 (ior<mode>3): Ditto.
5788 (and<mode>3): Ditto.
5789 (one_cmpl<mode>2): Ditto.
5790 (nor<mode>2): Ditto.
5791 (andc<mode>2): Ditto.
5792 (float<VEC_int<mode>2): Ditto.
5793 (unsigned_float<VEC_int><mode>2): Ditto.
5794 (fix_trunc<mode><VEC_int>2): Ditto.
5795 (fixuns_trunc<mode><VEC_int>2): Ditto.
5797 (vec_set<mode>): Ditto.
5798 (vec_extract<mode>): Ditto.
5799 (vec_interleave_highv4sf): Ditto.
5800 (vec_interleave_lowv4sf): Ditto.
5801 (vec_realign_load_<mode>): Ditto.
5802 (vec_shl_<mode>): Ditto.
5803 (vec_shr_<mode>): Ditto.
5804 (div<mode>3): New patterns for VSX.
5805 (vec_interleave_highv2df): Ditto.
5806 (vec_interleave_lowv2df): Ditto.
5807 (vec_pack_trunc_v2df): Ditto.
5808 (vec_pack_sfix_trunc_v2df): Ditto.
5809 (vec_pack_ufix_trunc_v2df): Ditto.
5810 (vec_unpacks_hi_v4sf): Ditto.
5811 (vec_unpacks_lo_v4sf): Ditto.
5812 (vec_unpacks_float_hi_v4si): Ditto.
5813 (vec_unpacks_float_lo_v4si): Ditto.
5814 (vec_unpacku_float_hi_v4si): Ditto.
5815 (vec_unpacku_float_lo_v4si): Ditto.
5816 (movmisalign<mode>): Ditto.
5817 (vector_ceil<mode>2): New patterns for vectorizing math library.
5818 (vector_floor<mode>2): Ditto.
5819 (vector_btrunc<mode>2): Ditto.
5820 (vector_copysign<mode>3): Ditto.
5822 * config/rs6000/predicates.md (easy_vector_constant_msb): New
5823 predicate for setting the high bit in each word, used for copysign.
5825 * config/rs6000/ppc-asm.h (f19): Whitespace.
5826 (f32-f63): Define if VSX.
5827 (v0-v31): Define if Altivec.
5828 (vs0-vs63): Define if VSX.
5830 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
5832 * config/rs6000/power7.md: New file, provide tuning parameters for
5835 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
5836 (rs6000_cpu_cpp_builtins): Ditto.
5837 (altivec_overloaded_builtins): Ditto.
5838 (altivec_resolve_overloaded_builtin): Ditto.
5840 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
5841 debug switch to disable vectorizing simple math builtin
5844 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
5845 Vectorize simple math builtin functions.
5846 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
5847 hook to vectorize math builtins.
5848 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
5849 (rs6000_builtin_conversion): Add VSX/power7 support.
5850 (rs6000_builtin_vec_perm): Ditto.
5851 (vsplits_constant): Add support for loading up a vector constant
5852 with just the high bit set in each part.
5853 (rs6000_expand_vector_init): Add VSX/power7 support.
5854 (rs6000_expand_vector_set): Ditto.
5855 (rs6000_expand_vector_extract): Ditto.
5856 (rs6000_emit_move): Ditto.
5857 (bdesc_3arg): Ditto.
5858 (bdesc_2arg): Ditto.
5859 (bdesc_1arg): Ditto.
5860 (rs6000_expand_ternop_builtin): Ditto.
5861 (altivec_expand_builtin): Ditto.
5862 (rs6000_expand_unop_builtin): Ditto.
5863 (rs6000_init_builtins): Ditto.
5864 (altivec_init_builtins): Ditto.
5865 (builtin_function_type): Ditto.
5866 (rs6000_common_init_builtins): Ditto.
5867 (rs6000_handle_altivec_attribute); Ditto.
5868 (rs6000_mangle_type): Ditto.
5869 (rs6000_vector_mode_supported_p): Ditto.
5870 (rs6000_mode_dependent_address): Altivec addresses with AND -16
5873 * config/rs6000/vsx.md: New file for VSX support.
5875 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
5876 identifing values with just the most significant bit set.
5877 (enum rs6000_builtins): Add builtins for VSX. Add simple math
5878 vectorized builtins.
5880 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
5881 (UNSPEC_VRFIM): Delete.
5882 (splitter for loading up vector with most significant bit): New
5883 splitter for vectorizing copysign.
5884 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
5885 vectorizing simple math functions.
5886 (altivec_vrfip): Add support for vectorizing simple math functions.
5887 (altivec_vrfim): Ditto.
5888 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
5890 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
5891 (power7.md, vsx.md): Include for power7 support.
5892 (copysigndf3): Use VSX instructions if -mvsx.
5893 (negdf2_fpr): Ditto.
5894 (absdf2_fpr): Ditto.
5895 (nabsdf2_fpr): Ditto.
5896 (adddf3_fpr): Ditto.
5897 (subdf3_fpr): Ditto.
5898 (muldf3_fpr): Ditto.
5899 (divdf3_fpr): Ditto.
5900 (fix_truncdfdi2_fpr): Ditto.
5901 (cmpdf_internal1): Ditto.
5902 (fred, fred_fpr): Convert into expander/insn to add VSX support.
5903 (btruncdf2, btruncdf2_fpr): Ditto.
5904 (ceildf2, ceildf2_fpr): Ditto.
5905 (floordf2, floordf2_fpr): Ditto.
5906 (floatdidf2, floatdidf2_fpr): Ditto.
5907 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
5908 (fmsubdf4_fpr): Ditto.
5909 (fnmadddf4_fpr_1): Ditto.
5910 (fnmadddf4_fpr_2): Ditto.
5911 (fnmsubdf4_fpr_1): Ditto.
5912 (fnmsubdf4_fpr_2): Ditto.
5913 (fixuns_truncdfdi2): Add expander for VSX support.
5914 (fix_truncdfdi2): Ditto.
5915 (fix_truncdfsi2): Ditto.
5917 (btruncsf2): Whitespace.
5918 (movdf_hardfloat32): Add support for VSX registers.
5919 (movdf_softfloat32): Ditto.
5920 (movdf_hardfloat64): Ditto.
5921 (movdf_hardfloat64_mfpgpr): Ditto.
5922 (movdf_softfloat64): Ditto.
5923 (movti splitters): Add check for vector registers supporting
5924 TImode in the future.
5925 (bpermd): Add power7 bpermd instruction.
5927 * config/rs6000/altivec.h (vec_div): Define if VSX.
5931 (vec_nearbyint): Ditto.
5934 (all predicates): Use the generic builtin function, and not the V4SF
5935 specific function so that the predicates will work with VSX's V2DF.
5939 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
5940 Document new VSX functions and types.
5942 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
5945 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
5946 "wa", and "j" constraints. Modify "v" to talk about Altivec
5947 instead of just vector.
5949 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
5952 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
5953 location for phi arguments.
5954 (rewrite_update_phi_arguments): Find locations for reaching defs.
5955 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
5956 Add location to add_phi_arg calls.
5957 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
5958 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
5959 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
5960 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
5961 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
5962 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
5963 * tree-phinodes.c (make_phi_node): Initialize location.
5964 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
5965 (add_phi_arg): Add location parameter.
5966 (remove_phi_arg_num): Move location when moving phi argument.
5967 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
5969 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
5970 slpeel_update_phi_nodes_for_guard1,
5971 slpeel_update_phi_nodes_for_guard2,
5972 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
5973 vect_loop_versioning): Set locations.
5974 * tree-parloops.c (create_phi_for_local_result,
5975 transform_to_exit_first_loop, create_parallel_loop): Add locations.
5976 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
5977 * tree-vect-loop.c (get_initial_def_for_induction,
5978 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
5980 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
5981 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
5982 (gimple_phi_arg_set_location): New. Set locus.
5983 (gimple_phi_arg_has_location): New. Check for locus.
5984 (redirect_edge_var_map_location): New. Return locus from var_map.
5985 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
5986 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
5987 combining PHI arguments.
5988 (cond_store_replacement): Set location.
5989 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
5990 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
5991 scop_add_exit_phis_edge): Add locations.
5992 * tree-cfgcleanup.c (remove_forwarder_block,
5993 remove_forwarder_block_with_phi): Add locations.
5994 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
5995 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
5997 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
5998 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
5999 flush_pending_stmts): Add source location.
6000 * lambda-code.c (perfect_nestify): Maintain location stack with argument
6001 stack to preserve locations.
6002 * tree-vect-stmts.c (vectorizable_load): Add location.
6003 * tree-inline.c (copy_phis_for_bb): Copy locus.
6004 (setup_one_parameter): Add call locus to inlined parameter stmts.
6005 (initialize_inlined_parameters): Pass in call location as parameter
6007 (tree_function_versioning): Pass location to setup_one_parameter.
6008 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
6009 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
6010 copy and edge lists.
6011 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
6012 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
6013 locus parameter and override the stmt default if provided.
6014 (new_elim_graph, clear_elim_graph, delete_elim_graph,
6015 elim_graph_add_edge, elim_graph_remove_succ_edge,
6016 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
6017 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
6018 eliminate_phi): Add locus info in elimination graph for each edge and
6020 (insert_backedge_copies): Copy locus if present.
6021 * tree-flow.h (struct _edge_var_map): Add locus field.
6022 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
6023 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
6024 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
6026 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
6028 2009-07-30 Martin Jambor <mjambor@suse.cz>
6030 PR tree-optimization/40570
6031 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
6034 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
6036 * ssa-loop-manip.c: Include langhooks.h.
6037 (rewrite_phi_with_iv): New.
6038 (rewrite_all_phi_nodes_with_iv): New.
6039 (canonicalize_loop_ivs): Move here from tree-parloops.c.
6040 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
6041 * tree-parloops.c (loop_parallel_p): Move out all conditions
6042 except dependency check.
6043 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
6044 (gen_parallel_loop): Call canonicalize_loop_ivs without
6045 reduction_list argument.
6046 (build_new_reduction): New.
6047 (gather_scalar_reductions): New.
6048 (try_get_loop_niter): New.
6049 (try_create_reduction_list): New.
6050 (parallleize_loops): Change the parallel conditions check.
6051 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
6052 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
6054 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
6056 * opt-functions.awk (opt_args): Allow argument to be enclosed in
6058 * doc/options.texi (Option properties): Mention new quoting syntax.
6060 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6062 * config/alpha/alpha.c (alpha_start_function):
6063 Handle VMS_DEBUG_MAIN_POINTER
6064 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
6065 * doc/invoke.texi: Document -mdebug-main switch.
6067 2009-07-29 Richard Henderson <rth@redhat.com>
6069 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
6070 (cgraph_create_edge_including_clones): Likewise.
6071 * tree-inline.c (copy_bb): Operate on the correct edges
6072 when updating the callgraph.
6074 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6076 * config/alpha/vms-cc.c: Deleted.
6077 * config/alpha/vms-ld.c: Deleted.
6078 * config/alpha/t-vms64: Moved to config/vms
6079 * config/alpha/vms-crt0-64.c: Moved to config/vms
6080 * config/alpha/vms-crt0.c: Moved to config/vms
6081 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
6082 * config/alpha/vms-psxcrt0.c: Moved to config/vms
6083 * config/alpha/xm-vms.h: Moved to config/vms
6084 * config/alpha/x-vms: Moved to config/vms
6085 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
6087 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
6088 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
6090 * config/vms/t-vms64: Moved here from config/alpha
6091 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
6092 (argc,argv,envp): Enforce 32bit malloc'ing.
6093 * config/vms/vms-psxcrt0-64.c: Likewise.
6094 * config/vms/vms-crt0.c: Moved here from config/alpha.
6095 * config/vms/vms-psxcrt0.c: Likewise.
6096 * config/vms/vms-crtl-64.h: New file.
6097 * config/vms/vms-crtl.h: New file.
6098 * config/vms/vms.opt: New file.
6099 * config/vms/xm-vms64.h: New file.
6100 * config/vms/xm-vms.h: Moved here from config/alpha.
6101 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
6103 * config/vms/x-vms: Moved here from config/alpha.
6104 (version, VMS_EXTRA_PARTS): Moved to t-vms.
6105 (vms-ld.o, vms-cc.o): Removed.
6106 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
6108 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6110 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
6111 correct stack (obvious VMS fix).
6113 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6115 * dwarf2out.c (output_file_names): Output VMS style file name, size,
6116 date, version info if VMS_DEBUGGING_INFO defined.
6117 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
6118 size, date calculating code moved here.
6120 2009-07-29 Paul Brook <paul@codesourcery.com>
6122 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
6125 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
6128 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
6129 to DImode when generating insq_le insn.
6131 2009-07-28 Douglas B Rupp <rupp@gnat.com>
6133 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
6134 New macro set for VMS_DEBUGGGING_INFO.
6135 (AT_string_form): Use it.
6137 2009-07-28 DJ Delorie <dj@redhat.com>
6139 * config/mep/mep.c (vtext_section): New.
6140 (vftext_section): New.
6141 (ftext_section): New.
6142 (mep_select_section): Add support for functions.
6143 (mep_unique_section): Likewise.
6144 (mep_asm_init_sections): Likewise.
6145 (mep_encode_section_info): Remove it from here.
6147 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
6149 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
6151 * tree.h (TREE_DEPRECATED): Document it is used for types too.
6152 (TYPE_VECTOR_OPAQUE): Use default_def_flag
6154 2009-07-28 Douglas B Rupp <rupp@gnat.com>
6156 * dwarf2out.c (output_file_names): Test new macro
6157 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
6158 (add_comp_dir_attribute): Likewise.
6160 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
6162 * config/i386/mingw-w64.h (LINK_SPEC): Add
6163 separating space between commands.
6165 2009-07-28 Jan Hubicka <jh@suse.cz>
6167 PR tree-optimization/40759
6168 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
6171 2009-07-27 DJ Delorie <dj@redhat.com>
6173 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
6174 types are dword-aligned.
6175 (mep_expand_va_start): Likewise.
6177 2009-07-27 Olivier Hainque <hainque@adacore.com>
6178 Douglas B Rupp <rupp@gnat.com>
6180 * convert.c (convert_to_pointer): Don't assume the target
6181 pointer type is POINTER_SIZE long. Fetch its precision instead.
6183 2009-07-27 Douglas B Rupp <rupp@gnat.com>
6185 * system.h (fopen): Undefine if macro.
6187 2009-07-27 Jakub Jelinek <jakub@redhat.com>
6189 * dwarf2out.c (output_cfi_p): Removed.
6190 (output_cfis): New function.
6191 (output_fde): New function, split from output_call_frame_info.
6192 (output_call_frame_info): Use it.
6193 (dwarf2out_switch_text_section): Use output_cfis.
6195 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
6197 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
6198 TARGET_BI_ARCH is specified without enabling SJLJ.
6199 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
6200 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
6202 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
6204 * arm.md (negdi2): Use DImode if forcing a value into a register.
6206 2009-07-26 Ira Rosen <irar@il.ibm.com>
6208 PR tree-optimization/40801
6209 * tree-vect-stmts.c (vectorizable_call): Get previous copy
6210 of vector operand from the previous copy of vector statement.
6211 Pass the correct definition type value to
6212 vect_get_vec_def_for_stmt_copy().
6214 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6216 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
6217 const char ** conversion.
6219 2009-07-25 David Daney <ddaney@caviumnetworks.com>
6221 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
6222 fancy_abort() if !ENABLE_ASSERT_CHECKING.
6223 (gcc_unreachable): Invoke __builtin_unreachable() if
6224 !ENABLE_ASSERT_CHECKING.
6226 2009-07-25 David Daney <ddaney@caviumnetworks.com>
6228 PR rtl-optimization/40445
6229 * emit-rtl.c (next_nonnote_insn_bb): New function.
6230 * rtl.h (next_nonnote_insn_bb): Declare new function.
6231 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
6232 with no successors that is the successor of the ENTRY_BLOCK.
6233 Continue from the top after removing an empty fallthrough block.
6234 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
6235 of next_nonnote_insn.
6237 2009-07-25 David Daney <ddaney@caviumnetworks.com>
6239 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
6241 2009-07-25 Martin Jambor <mjambor@suse.cz>
6243 * c-common.c (c_common_attribute_table): New element for noclone.
6244 (handle_noclone_attribute): New function. Forward-declare.
6245 * tree-inline.c (tree_versionable_function_p): Check for noclone
6247 * doc/extend.texi (Labels as Values): Document need for noclone.
6248 (Function Attributes): Document noclone attribute.
6250 2009-07-25 Jakub Jelinek <jakub@redhat.com>
6252 PR rtl-optimization/34999
6253 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
6254 and dw_fde_switched_cold_to_hot fields.
6255 (output_cfi_p): New function.
6256 (output_call_frame_info): If fde->dw_fde_switched_sections,
6257 output 2 FDEs instead of one with corrupted header.
6258 (dwarf2out_do_cfi_startproc): New function.
6259 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
6260 and fde->dw_fde_switched_cold_to_hot.
6261 (dwarf2out_switch_text_section): Compute
6262 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
6263 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
6264 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
6265 Otherwise, compute fde->dw_fde_switch_cfi.
6267 2009-07-24 Cary Coutant <ccoutant@google.com>
6269 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
6271 2009-07-24 Cary Coutant <ccoutant@google.com>
6273 * cfghooks.c (split_block): Copy discriminator to new block.
6274 * tree-cfg.c (assign_discriminator): Check location of last
6275 instruction in block as well as first.
6277 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
6279 * config/i386/linux.c: Use fputs or putc instead of fprintf
6281 * config/i386/gas.h: Ditto.
6282 * config/i386/x86-64.h: Ditto.
6283 * config/i386/att.h: Ditto.
6285 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6287 * expmed.c (emit_store_flag): Use a recursive call to optimize the
6290 2009-07-24 Martin Jambor <mjambor@suse.cz>
6292 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
6293 (ipa_push_func_to_list_1): Declare.
6294 (ipa_push_func_to_list): New function.
6296 * ipa-prop.c (ipa_push_func_to_list_1): New function.
6297 (ipa_init_func_list): Call ipa_push_func_to_list_1.
6298 (ipa_push_func_to_list): Removed.
6299 (ipa_pop_func_from_list): Clear node_enqueued flag.
6301 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
6303 * config/s390/s390.c (override_options): Default
6304 max-unrolled-insns to 100 for z10 tuning.
6306 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
6308 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
6309 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
6310 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
6311 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
6312 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
6313 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
6314 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
6316 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
6318 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
6319 use default set in mingw32.h header.
6320 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
6321 64-bit /mingw/include path.
6322 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
6325 2009-07-23 Neil Vachharajani <nvachhar@google.com>
6327 PR rtl-optimization/40209
6328 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
6330 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
6332 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
6333 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
6334 with the rest of string where appropriate. Use fputs or putc
6335 instead of fprintf where appropriate.
6337 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
6338 Pat Haugen <pthaugen@us.ibm.com>
6339 Revital Eres <ERES@il.ibm.com>
6341 * config/rs6000/vector.md: New file. Move most of the vector
6342 expander support here from altivec.md to allow for the VSX vector
6343 unit in the future. Add support for secondary_reload patterns.
6344 Rewrite the patterns for vector comparison, and vector comparison
6345 predicate instructions so that the RTL expresses the desired
6346 behavior, instead of using unspec.
6348 * config/rs6000/constraints.md ("f" constraint): Use
6349 rs6000_constraints to hold the precalculated register class.
6350 ("d" constraint): Ditto.
6351 ("wd" constraint): New constraint for VSX.
6352 ("wf" constraint): Ditto.
6353 ("ws" constraint): Ditto.
6354 ("wa" constraint): Ditto.
6355 ("wZ" constraint): Ditto.
6356 ("j" constraint): Ditto.
6358 * config/rs6000/predicates.md (vsx_register_operand): New
6360 (vfloat_operand): New predicate for vector.md.
6361 (vint_operand): Ditto.
6362 (vlogical_operand): Ditto.
6363 (easy_fp_constant): If VSX, 0.0 is an easy constant.
6364 (easy_vector_constant): Add VSX support.
6365 (altivec_indexed_or_indirect_operand): New predicate for
6366 recognizing Altivec style memory references with AND -16.
6368 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
6369 for vector secondary reload support.
6370 (rs6000_vector_reg_class): Delete, replacing it with
6372 (rs6000_vsx_reg_class): Ditto.
6373 (rs6000_constraints): New array to hold the register classes of
6374 each of the register constraints that can vary at runtime.
6375 (builtin_mode_to_type): New static array for builtin function type
6377 (builtin_hash_table): New static hash table for builtin function
6379 (TARGET_SECONDARY_RELOAD): Define target hook.
6380 (TARGET_IRA_COVER_CLASSES): Ditto.
6381 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
6382 registers are 128 bits if VSX memory reference instructions are used.
6383 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
6385 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
6386 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
6387 Print several of the scheduling related parameters.
6388 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
6389 rs6000_constraints instead of rs6000_vector_reg_class. Move
6390 -mdebug=reg code to rs6000_debug_reg_global. Add support for
6391 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
6392 Altivec. Add VSX support. Setup for secondary reload support on
6393 Altivec/VSX registers.
6394 (rs6000_override_options): Make power7 set the scheduling groups
6395 like the power5. Add support for new debug switches to override
6396 the scheduling defaults. Temporarily disable -mcpu=power7 from
6397 setting -mvsx. Add support for debug switches -malways-hint,
6398 -msched-groups, and -malign-branch-targets.
6399 (rs6000_buitlin_conversion): Add support for returning unsigned
6400 vector conversion functions to fix regressions due to stricter
6402 (rs6000_builtin_mul_widen_even): Ditto.
6403 (rs6000_builtin_mul_widen_odd): Ditto.
6404 (rs6000_builtin_vec_perm): Ditto.
6405 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
6406 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
6408 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
6410 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
6411 VSX types for bit operations. Changes to accomidate vector.md.
6412 (bdesc_2arg): Ditto.
6413 (bdesc_1arg): Ditto.
6414 (struct builtin_description_predicates): Rewrite predicate
6415 handling so that RTL describes the operation, instead of passing
6416 the instruction to be used as a string argument.
6417 (bdesc_altivec_preds): Ditto.
6418 (altivec_expand_predicate_builtin): Ditto.
6419 (altivec_expand_builtin): Ditto.
6420 (rs6000_expand_ternop_builtin): Use a switch instead of an if
6421 statement for vsldoi support.
6422 (altivec_expand_ld_builtin): Change to use new names from vector.md.
6423 (altivec_expand_st_builtin): Ditto.
6424 (paired_expand_builtin): Whitespace changes.
6425 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
6426 builtin_mode_to_type table for secondary reload. Call
6427 builtin_function_type to build random builtin functions.
6428 (altivec_init_builtins): Change to use builtin_function_type to
6429 create builtin function types dynamically as we need them.
6430 (builtin_hash_function): New support for hashing the tree types
6431 for builtin function as we need it, rather than trying to build
6432 all of the trees that we need. Add initial preliminary VSX support.
6433 (builtin_function_type): Ditto.
6434 (builtin_function_eq): Ditto.
6435 (builtin_hash_struct): Ditto.
6436 (rs6000_init_builtins): Ditto.
6437 (rs6000_common_init_builtins): Ditto.
6438 (altivec_init_builtins): Ditto.
6439 (rs6000_common_init_builtins): Ditto.
6440 (enum reload_reg_type): New enum for simplifing reg classes.
6441 (rs6000_reload_register_type): Simplify register classes into GPR,
6442 Vector, and other registers. Altivec and VSX addresses in reload.
6443 (rs6000_secondary_reload_inner): Ditto.
6444 (rs6000_ira_cover_classes): New target hook, that returns the
6445 appropriate cover classes, based on -mvsx being used or not.
6446 (rs6000_secondary_reload_class): Add VSX support.
6447 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
6448 (get_vsel_insn): Ditto.
6449 (rs6000_emit_vector_compare): Rewrite vector conditional support
6450 so that where we can, we use RTL operators, instead of blindly use
6452 (rs6000_emit_vector_select): Ditto.
6453 (rs6000_emit_vector_cond_expr): Ditto.
6454 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
6455 (create_TOC_reference): Add -mdebug=addr support.
6456 (emit_frame_save): VSX loads/stores need register indexed addressing.
6458 * config/rs6000/rs6000.md: Include vector.md.
6460 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
6462 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6463 support for V2DI, V2DF in logical, permute, select operations.
6465 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
6466 switch for vsx/power7.
6467 (-mvsx-scalar-memory): Ditto.
6468 (-mvsx-align-128): Ditto.
6469 (-mallow-movmisalign): Ditto.
6470 (-mallow-df-permute): Ditto.
6471 (-msched-groups): Ditto.
6472 (-malways-hint): Ditto.
6473 (-malign-branch-targets): Ditto.
6475 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
6477 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
6478 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
6479 (rs6000_vector_reg_class): Delete.
6480 (rs6000_vsx_reg_class): Ditto.
6481 (enum rs6000_reg_class_enum): New enum for the constraints that
6482 vary based on target switches.
6483 (rs6000_constraints): New array to hold the register class for all
6484 of the register constraints that vary based on the switches used.
6485 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
6486 (enum rs6000_builtins): Add unsigned varients for the builtin
6487 declarations returned by target hooks for expanding multiplies,
6488 select, and permute operations. Add VSX builtins.
6489 (enum rs6000_builtin_type_index): Add entries for VSX.
6490 (V2DI_type_node): Ditto.
6491 (V2DF_type_node): Ditto.
6492 (unsigned_V2DI_type_node): Ditto.
6493 (bool_long_type_node): Ditto.
6494 (intDI_type_internal_node): Ditto.
6495 (uintDI_type_internal_node): Ditto.
6496 (double_type_internal_node): Ditto.
6498 * config/rs6000/altivec.md (whole file): Move all expanders to
6499 vector.md from altivec.md. Rename insn matching functions to be
6501 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
6502 (altivec_vcmp*): Ditto.
6503 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
6504 (VM): New iterator for moves that includes the VSX types.
6505 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
6506 (altivec_vperm_<mode>_uns): New, for unsigned types.
6507 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
6508 (altivec_eq<mode>): Ditto.
6509 (altivec_gt<mode>): Ditto.
6510 (altivec_gtu<mode>): Ditto.
6511 (altivec_eqv4sf): Ditto.
6512 (altivec_gev4sf): Ditto.
6513 (altivec_gtv4sf): Ditto.
6514 (altivec_vcmpbfp_p): Ditto.
6516 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
6518 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
6521 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
6524 * config/i386/i386.c (output_387_ffreep): Rewrite to use
6525 ASM_SHORT instead of .word.
6526 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
6527 instead of .word in asm template.
6529 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
6532 * ira-lives.c (bb_has_abnormal_call_pred): New function.
6533 (process_bb_node_lives): Use it.
6535 * ira.c (setup_cover_and_important_classes): Don't setup
6536 ira_important_class_nums. Add cover classes to the end of
6538 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
6540 (find_reg_class_closure): Use reorder_important_classes.
6542 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
6544 * config/i386/i386.c (i386_ira_cover_classes): New function.
6545 (TARGET_IRA_COVER_CLASSES): Redefine.
6547 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
6548 importance of order of cover classes in the array.
6550 2009-07-22 Diego Novillo <dnovillo@google.com>
6552 * tree-pass.h (TDF_EH): Define.
6553 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
6554 contains TDF_EH, print the EH region number holding GS.
6555 * tree-dump.c (dump_options): Add "eh".
6556 * doc/invoke.texi: Document it.
6558 2009-07-22 Doug Kwan <dougkwan@google.com>
6560 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
6562 2009-07-22 Michael Matz <matz@suse.de>
6564 PR tree-optimization/35229
6565 PR tree-optimization/39300
6567 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
6568 (inhibit_phi_insertion): New function.
6569 (insert_into_preds_of_block): Call it for REFERENCEs.
6570 (init_pre): Initialize and finalize scalar evolutions.
6571 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
6573 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
6575 * config/i386/predicates.md (zero_extended_scalar_load_operand):
6576 Use CONST_VECTOR_NUNITS to determine number of elements.
6578 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
6580 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
6581 (U, W): Constraints are now deprecated and will be removed if we
6583 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
6585 ("prefetch"): Add the stcmh instruction for prefetching.
6586 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
6588 (s390_short_displacement): Return always true if compiling for
6589 machines not providing the long displacement facility.
6590 (s390_mem_constraint): Support the new constraint letter Z.
6591 (s390_check_qrst_address): New function.
6593 2009-07-21 DJ Delorie <dj@redhat.com>
6595 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
6598 2009-07-21 Jason Merrill <jason@redhat.com>
6600 * c-common.c (max_tinst_depth): Increase default to 1024.
6602 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
6604 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
6605 (vec_unpacku_float_lo_v4si): Ditto.
6607 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
6610 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
6611 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
6612 (builtin_description): Add __builtin_ia32_cvtudq2ps.
6613 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
6615 2009-07-21 Jakub Jelinek <jakub@redhat.com>
6617 PR tree-optimization/40813
6618 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
6621 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
6623 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
6624 with a NOP_EXPR if needed.
6626 2009-07-21 Paul Brook <paul@codesourcery.com>
6628 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
6629 Terminate debug dump with newline.
6631 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6633 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
6634 Cast "1" to unsigned HOST_WIDE_INT.
6635 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
6636 deposit length to the maximum length - lsb. Extend length if
6637 HOST_BITS_PER_WIDE_INT is 32.
6639 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
6641 * cgraph.h (constant_pool_htab): New function.
6642 (constant_descriptor_tree): Move from varasm.c.
6643 * varasm.c (constant_pool_htab): New function.
6644 (constant_descriptor_tree): Move to cgraph.h.
6646 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
6648 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
6650 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
6652 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
6655 2009-07-20 Xinliang David Li <davidxl@google.com>
6657 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
6659 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
6661 * config/mips/mips.md (move_type): Add arith.
6662 (type): Handle arith.
6663 (zero_extendsidi2): Rename this into ...
6664 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
6665 (zero_extendsidi2): New expander.
6666 (*zero_extendsidi2_dext): New pattern.
6668 2009-07-20 Nick Clifton <nickc@redhat.com>
6670 * config.gcc (mips64-*-*): Add definition of tm_defines in order
6671 to set MIPS_ABI_DEFAULT.
6672 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
6674 2009-07-20 Jakub Jelinek <jakub@redhat.com>
6676 * tree-object-size.c (addr_object_size): Handle unions with
6677 array in it as last field of structs in __bos (, 1) as __bos (, 0).
6679 PR tree-optimization/40792
6680 * tree.c (build_function_type_skip_args): Remove bogus assert.
6682 2009-07-20 Jan Hubicka <jh@suse.cz>
6683 Martin Jambor <mjambor@suse.cz>
6685 * cgraph.h (combined_args_to_skip): New field.
6686 * cgraph.c (cgraph_create_virtual_clone): Properly handle
6687 combined_args_to_skip and args_to_skip.
6688 * tree-inline.c (update_clone_info): New function.
6689 (tree_function_versioning): Call update_clone_info.
6690 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
6692 (cgraph_materialize_all_clones): More extensive dumping, working
6693 with combined_args_to_skip rather than args_to_skip.
6695 2009-07-20 Ira Rosen <irar@il.ibm.com>
6697 * tree-vectorizer.h (vectorizable_condition): Add parameters.
6698 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
6699 (get_initial_def_for_reduction): Likewise.
6700 (vectorizable_reduction): Skip the check of first operand in case
6701 of COND_EXPR. Add check that it is outer loop vectorization if
6702 nested cycle was detected. Call vectorizable_condition() for
6703 COND_EXPR. If reduction epilogue cannot be created do not fail for
6704 nested cycles (if it is not double reduction). Assert that there
6705 is only one type in the loop in case of COND_EXPR. Call
6706 vectorizable_condition() to vectorize COND_EXPR.
6707 * tree-vect-stmts.c (vectorizable_condition): Update comment.
6708 Add parameters. Allow nested cycles if called from
6709 vectorizable_reduction(). Use reduction vector variable if provided.
6710 (vect_analyze_stmt): Call vectorizable_reduction() before
6711 vectorizable_condition().
6712 (vect_transform_stmt): Update call to vectorizable_condition().
6714 2009-07-20 Christian Bruel <christian.bruel@st.com>
6716 * config/sh/sh.opt (-mfmovd): Resurrect and document.
6717 * doc/invoke.texi (-mfmovd): Likewise.
6718 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
6720 2009-07-20 Jan Hubicka <jh@suse.cz>
6722 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
6723 when handling SSA name.
6725 2009-07-19 Jan Hubicka <jh@suse.cz>
6727 PR tree-optimization/40676
6728 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
6729 virtual PHIs in empty BBs.
6731 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
6733 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
6734 re-expanded the compound use gen_lowpart instead to convert to the
6737 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
6739 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
6740 OUTER_CONST arguments.
6741 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
6742 the new wider mode will be masked off.
6743 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
6745 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
6747 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
6748 high-order bits are zero.
6750 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
6752 * combine.c (simplify_shift_const_1): Split code to determine
6754 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
6755 new bits shifted in are identical to the old sign bit.
6757 2009-07-18 Richard Guenther <rguenther@suse.de>
6760 * gimplify.c (gimplify_call_expr): Reject code using results from
6761 functions returning void.
6763 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
6765 * doc/md.texi: Document the new PowerPC "es" constraint.
6766 Document that "m" can include automodified addresses on this target,
6767 and explain how %U must be used. Extend the "Q" and "Z" documentation
6768 to suggest "es" as well as "m".
6769 * config/rs6000/constraints.md (es): New memory constraint.
6770 (Q, Z): Update strings to match new documentation.
6772 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
6774 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
6775 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
6776 * config/rs6000/predicates.md (volatile_mem_operand): Use
6777 offsettable_nonstrict_memref_p.
6778 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
6779 (*floatunssidf2_internal): Likewise.
6780 (*fix_truncdfsi2_internal): Likewise.
6781 (*fix_trunctfsi2_internal): Likewise.
6783 2009-07-17 Anatoly Sokolov <aesok@post.ru>
6785 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
6787 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
6789 2009-07-17 Richard Guenther <rguenther@suse.de>
6792 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
6793 (pass_warn_unused_result): Likewise.
6794 (TODO_set_props): Remove.
6795 * omp-low.c (diagnose_omp_structured_block_errors): Change to
6797 (pass_diagnose_omp_blocks): Define.
6798 * c-decl.c (pop_file_scope): Do not finalize the CU here.
6799 (c_gimple_diagnostics_recursively): Remove.
6800 (finish_function): Do not call it.
6801 (c_write_global_declarations): Continue after errors.
6802 Finalize the CU here.
6803 * c-gimplify.c (c_genericize): Do not gimplify here.
6804 * c-common.c (c_warn_unused_result): Move ...
6805 * tree-cfg.c (do_warn_unused_result): ... here.
6806 (run_warn_unused_result): New function.
6807 (gate_warn_unused_result): New function.
6808 (pass_warn_unused_result): New pass.
6809 * c-common.h (c_warn_unused_result): Remove.
6810 * flags.h (flag_warn_unused_result): Declare.
6811 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
6812 * opts.c (flag_warn_unused_result): Initialize to false.
6813 * toplev.c (compile_file): Add comment.
6814 * omp-low.c (create_omp_child_function): Do not register
6815 the function with the frontend.
6816 (diagnose_omp_structured_block_errors): Prepare to be
6817 called as optimization pass.
6818 (gate_diagnose_omp_blocks): New function.
6819 (pass_diagnose_omp_blocks): New pass.
6820 * cgraph.h (cgraph_optimize): Remove.
6821 (cgraph_analyze_function): Likewise.
6822 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
6823 * cgraphunit.c (cgraph_lower_function): Lower nested functions
6824 before their parents here.
6825 (cgraph_finalize_function): Not here.
6826 (cgraph_analyze_function): Gimplify functions here.
6827 (cgraph_finalize_compilation_unit): Continue after errors.
6828 Optimize the callgraph from here.
6829 (cgraph_optimize): Make static.
6830 * langhooks.c (write_global_declarations): Finalize the CU.
6831 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
6832 (gimplify_function_tree): Assert we gimplify only once.
6833 Set PROP_gimple_any property.
6834 * tree-nested.c (gimplify_all_functions): New function.
6835 (lower_nested_functions): Gimplify all nested functions.
6836 * gimple.h (diagnose_omp_structured_block_errors): Remove.
6837 * passes.c (init_optimization_passes): Add pass_warn_unused_result
6838 and pass_diagnose_omp_blocks after gimplification. Do not
6839 set TODO_set_props on all_lowering_passes.
6840 (execute_one_pass): Do not handle TODO_set_props.
6841 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
6842 (gimplify.o): Add tree-pass.h dependency.
6843 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
6844 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
6845 (unsave_r): Likewise.
6846 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
6849 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
6851 * doc/service.texi (Service): Restore previously removed link,
6852 which isn't broken after all.
6854 2009-07-17 Richard Guenther <rguenther@suse.de>
6856 PR tree-optimization/40321
6857 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
6858 PHI nodes to the maximal set.
6859 (make_values_for_phi): Add PHI arguments to the maximal set.
6860 (execute_pre): Dump PHI_GEN and the maximal set.
6862 2009-07-17 Jakub Jelinek <jakub@redhat.com>
6865 * gimplify.c (gimplify_conversion): Don't change non-conversions into
6868 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
6870 * doc/extend.texi (Nested Functions): Replace broken link with
6872 * doc/service.texi (Service): Remove broken link.
6874 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
6877 * builtins.c (expand_builtin_memcmp): Use loc instead of
6878 EXPR_LOCATION (exp).
6879 (expand_builtin_strncmp): Likewise.
6881 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
6882 Manuel López-Ibáñez <manu@gcc.gnu.org>
6885 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
6886 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
6887 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
6888 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
6889 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
6890 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
6891 tree-inline.c, c-common.c, c-common.h, gimple.c,
6892 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
6893 convert.c: Add location argument to fold_{unary,binary,ternary},
6894 fold_build[123], build_call_expr, build_size_arg,
6895 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
6896 fold_build1_initializer, fold_build2_initializer,
6897 fold_build3_initializer, fold_build_call_array,
6898 fold_build_call_array_initializer, fold_single_bit_test,
6899 omit_one_operand, omit_two_operands, invert_truthvalue,
6900 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
6901 combine_comparisons, fold_builtin_*, fold_call_expr,
6902 build_range_check, maybe_fold_offset_to_address, round_up,
6905 2009-07-16 Jason Merrill <jason@redhat.com>
6908 * c-common.c (c_common_reswords): Add __is_standard_layout
6910 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
6911 * doc/implement-cxx.texi: New.
6912 * doc/gcc.texi: Include it.
6914 2009-07-16 DJ Delorie <dj@redhat.com>
6916 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
6917 compares that may be indirectly affected by previous instructions.
6919 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6921 * builtins.c (do_mpc_arg2): New.
6922 (fold_builtin_2): Fold builtin cpow.
6923 * real.h (HAVE_mpc_pow): New.
6925 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
6927 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
6928 comparison to skip unprofitable schedule
6930 2009-07-16 Simon Baldwin <simonb@google.com>
6932 * gcc.c (option_map): New flag -no-canonical-prefixes.
6933 * (display_help): Print help text for new flag.
6934 * (process_command): Move options translation and language specifics
6935 and handle new flag early. Use it to set a function pointer to a
6936 prefix builder. Replace make_relative_prefix calls with calls to
6937 the function pointed to. Ignore new flag in regular options handling.
6938 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
6940 2009-07-15 DJ Delorie <dj@redhat.com>
6942 * config/mep/mep.md (sibcall_internal): Change register to avoid
6944 (sibcall_value_internal): Likewise.
6946 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
6948 PR rtl-optimization/40710
6949 * resource.c (mark_target_live_regs): Reset DF problem to LR.
6951 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
6953 * config/mips/mips.md (*extenddi_truncate<mode>,
6954 *extendsi_truncate<mode>): Change type attribute to move_type
6955 with shift_shift. Split out code handling exts from here ...
6956 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
6958 (*extendhi_truncateqi): Change type attribute to move_type with
6959 shift_shift. Split out code handling exts from here ...
6960 (*extendhi_truncateqi_exts): ... to this new pattern.
6962 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
6964 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
6965 instead of "and" with inverted sign bit mask value. Use
6966 "nonimmediate_operand" for operand 1 and operand 2 predicate.
6967 Allocate registers only for operand 4 and operand 5.
6969 2009-07-15 Jakub Jelinek <jakub@redhat.com>
6972 * fold-const.c (fold_cond_expr_with_comparison): When folding
6973 < and <= to MIN, make sure the MIN uses the same type as the
6974 comparison's operands.
6976 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
6978 * arm.md (ior_xor): New code iterator.
6979 (split for ior/xor with shift and zero-extend): New split pattern.
6980 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
6982 2009-07-15 Richard Guenther <rguenther@suse.de>
6984 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
6987 2009-07-15 Richard Guenther <rguenther@suse.de>
6990 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
6992 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
6994 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
6995 handle 2.6.30 kernel.
6997 2009-07-15 DJ Delorie <dj@redhat.com>
6999 * config/mep/mep.md (sibcall_internal): Change register to allow
7000 for 24-bit addresses.
7001 (sibcall_value_internal): Likewise.
7003 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
7005 * doc/invoke.texi: Added descriptions of the scheduling heuristics
7006 that are enabled/disabled by the flags introduced by a previous patch.
7008 2009-07-14 DJ Delorie <dj@redhat.com>
7010 * config/mep/mep.md (sibcall_internal): Include non-toggling
7012 (sibcall_value_internal): Likewise.
7014 2009-07-14 Taras Glek <tglek@mozilla.com>
7015 Rafael Espindola <espindola@google.com>
7017 * doc/sourcebuild.texi: Document install-plugin target.
7018 * configure.ac: Added install-plugin target to language makefiles.
7019 * configure: Regenerate.
7020 * Makefile.in: (install-plugin): Install more headers,
7021 depend on lang.install-plugin.
7023 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
7025 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
7028 2009-07-14 DJ Delorie <dj@redhat.com>
7030 * config/mep/mep.c (mep_vliw_jmp_match): New function.
7031 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
7032 * config/mep/mep.md (sibcall_internal): Change test from
7033 mep_vliw_mode_match to mep_vliw_jmp_match.
7034 (sibcall_value_internal): Likewise.
7036 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
7038 * config/i386/sse.md (copysign<mode>3): New expander.
7039 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
7040 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
7041 Use ix86_build_const_vector.
7042 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
7043 IX86_BUILTIN_CPYSGNPD.
7044 (builtin_description): Add __builtin_ia32_copysignps and
7045 __builtin_ia32_copysignpd.
7046 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
7047 and BUILT_IN_COPYSIGNF.
7049 2009-07-13 Jason Merrill <jason@redhat.com>
7051 * builtins.c (can_trust_pointer_alignment): New fn.
7052 (get_pointer_alignment): Factor it out from here.
7053 * tree.h: Declare it.
7055 2009-07-14 David Edelsohn <edelsohn@gnu.org>
7057 * config/rs6000/predicates.md (offsettable_mem_operand): Test
7060 2009-07-14 Dodji Seketeli <dodji@redhat.com>
7064 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
7066 2009-07-14 Richard Guenther <rguenther@suse.de>
7067 Andrey Belevantsev <abel@ispras.ru>
7070 * cfgexpand.c (partition_stack_vars): Do not bother to update
7071 alias information when not optimizing.
7073 2009-07-14 Richard Guenther <rguenther@suse.de>
7074 Andrey Belevantsev <abel@ispras.ru>
7076 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
7077 (pt_solution_set): Likewise.
7078 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
7079 * tree-ssa-structalias.c (pt_solution_set): New function.
7080 * final.c (rest_of_clean_state): Free SSA data structures.
7081 * print-rtl.c (print_decl_name): Remove.
7082 (print_mem_expr): Implement in terms of print_generic_expr.
7083 * alias.c (ao_ref_from_mem): New function.
7084 (rtx_refs_may_alias_p): Likewise.
7085 (true_dependence): Query alias-export info.
7086 (canon_true_dependence): Likewise.
7087 (write_dependence_p): Likewise.
7088 * tree-dfa.c (get_ref_base_and_extent): For void types leave
7090 * emit-rtl.c (component_ref_for_mem_expr): Remove.
7091 (mem_expr_equal_p): Use operand_equal_p.
7092 (set_mem_attributes_minus_bitpos): Do not use
7093 component_ref_for_mem_expr.
7094 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
7095 (update_alias_info_with_stack_vars): Likewise.
7096 (partition_stack_vars): Call update_alias_info_with_stack_vars.
7097 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
7098 explicitly nor clear stmt operands.
7099 Free the decl-to-pointer map.
7100 * tree-optimize.c (execute_free_datastructures): Do not free
7101 SSA data structures here.
7102 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
7103 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
7104 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
7106 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
7108 2009-07-13 DJ Delorie <dj@redhat.com>
7110 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
7111 unrolling at the right iteration count.
7113 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
7116 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
7118 * haifa-sched.c (rank_for_schedule): Introduced flags to
7119 enable/disable individual scheduling heuristics.
7120 * common.opt: Introduced flags to enable/disable individual
7121 heuristics in the scheduler.
7122 * doc/invoke.texi: Introduced flags to enable/disable individual
7123 heuristics in the scheduler.
7125 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
7127 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
7128 config/i386/mingw-tls.c.
7129 * config/i386/mingw-tls.c: Removed.
7131 2009-07-13 Ira Rosen <irar@il.ibm.com>
7133 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
7134 checks access only relevant statements.
7135 (vectorizable_reduction): Likewise.
7137 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
7139 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
7140 just for 32-bit case.
7142 2009-07-12 Jan Hubicka <jh@suse.cz>
7144 PR tree-optimization/40585
7145 * except.c (expand_resx_expr): When there already is resume
7146 instruction, produce linked list.
7147 (build_post_landing_pads): Assert that resume is empty.
7148 (connect_post_landing_pads): Handle resume lists.
7149 (dump_eh_tree): Dump resume list.
7151 2009-07-12 Ira Rosen <irar@il.ibm.com>
7153 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
7154 with additional argument.
7155 * tree-vectorizer.h (enum vect_def_type): Add
7156 vect_double_reduction_def.
7157 (vect_is_simple_reduction): Add argument.
7158 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
7160 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
7161 vect_is_simple_reduction with additional argument.
7162 (vect_analyze_loop_operations): Handle exit phi nodes in case of
7164 (reduction_code_for_scalar_code): Handle additional codes by
7165 returning ERROR_MARK for them. Fix comment and indentation.
7166 (vect_is_simple_reduction): Fix comment, add argument to specify
7167 double reduction. Detect double reduction.
7168 (get_initial_def_for_induction): Fix indentation.
7169 (get_initial_def_for_reduction): Fix comment and indentation.
7170 Handle double reduction. Create initial definitions that do not
7171 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
7172 (vect_create_epilog_for_reduction): Fix comment, add argument to
7173 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
7174 epilogue result extraction. Create double reduction phi node and
7175 replace relevant uses.
7176 (vectorizable_reduction): Call vect_is_simple_reduction with
7177 additional argument. Fix indentation. Update epilogue code treatment
7178 according to the changes in reduction_code_for_scalar_code. Check
7179 for double reduction. Call vect_create_epilog_for_reduction with
7180 additional argument.
7181 * tree-vect-stmts.c (process_use): Handle double reduction, update
7183 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
7184 (vect_get_vec_def_for_operand): Likewise.
7186 2009-07-12 Danny Smith <dansmister@gmail.com>
7188 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
7189 dllexport if !TREE_PUBLIC.
7190 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
7192 2009-07-11 Anatoly Sokolov <aesok@post.ru>
7194 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
7195 (avr_extra_arch_macro) Remove declatation.
7196 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
7197 (avr_extra_arch_macro) Declare as static.
7198 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
7200 2009-07-11 Jan Hubicka <jh@suse.cz>
7203 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
7205 2009-07-11 Jakub Jelinek <jakub@redhat.com>
7208 * dwarf2out.c (dw_fde_struct): Add in_std_section and
7209 cold_in_std_section bits.
7210 (dwarf2out_begin_prologue): Initialize them.
7211 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
7212 if already covered by text_section or cold_text_section range.
7214 PR rtl-optimization/40667
7215 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
7216 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
7217 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
7218 * config/i386/i386.c (ix86_minimum_alignment): New function.
7219 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
7220 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
7221 * emit-rtl.c (gen_reg_rtx): Likewise.
7222 * function.c (assign_parms): Likewise. If nominal_type needs
7223 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
7224 rather than passed_type's alignment.
7227 * function.c (assign_parm_setup_stack): Adjust
7228 MEM_OFFSET (data->stack_parm) if promoted_mode is different
7229 from nominal_mode on big endian.
7231 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
7233 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
7235 2009-07-10 DJ Delorie <dj@redhat.com>
7237 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
7239 2009-07-10 Mark Mitchell <mark@codesourcery.com>
7241 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
7243 (thumb2_cbnz): Likewise.
7245 2009-07-10 David Daney <ddaney@caviumnetworks.com>
7248 * config.gcc (supported_defaults): Add synci.
7249 (with_synci): Add validation.
7250 (all_defaults): Add synci.
7251 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
7254 * config/mips/mips.opt (msynci): New option.
7255 * config/mips/mips.c (mips_override_options): Warn on use of
7256 -msynci for targets that do now support it.
7257 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
7259 * gcc/doc/invoke.texi (-msynci): Document the new option.
7260 * doc/install.texi (--with-synci): Document the new option.
7262 2009-07-10 Richard Guenther <rguenther@suse.de>
7264 PR tree-optimization/40496
7265 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
7266 the PHI result with a compatible type.
7268 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
7272 * c.opt (Wunused-result): New.
7273 * doc/invoke.texi: Document it.
7274 * c-common.c (c_warn_unused_result): Use it.
7276 2009-07-09 DJ Delorie <dj@redhat.com>
7278 * targhooks.c (default_target_can_inline_p): Rename from
7279 default_target_option_can_inline_p.
7280 * targhooks.h (default_target_can_inline_p): Likewise.
7281 * target-def.h (TARGET_CAN_INLINE_P): Rename from
7282 TARGET_OPTION_CAN_INLINE_P.
7283 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
7284 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
7285 (mep_target_can_inline_p): Rename from
7286 mep_target_option_can_inline_p.
7289 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
7290 registers used to pass vectors.
7292 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
7294 2009-07-09 Tom Tromey <tromey@redhat.com>
7296 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
7297 * config/mmix/mmix.c: Include dwarf2.h.
7298 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
7299 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
7300 * config/sh/sh.c: Include dwarf2.h.
7301 * config/i386/i386.c: Include dwarf2.h.
7302 * Makefile.in (DWARF2_H): Remove 'elf'.
7303 * except.c: Include dwarf2.h.
7304 * unwind-dw2.c: Include dwarf2.h.
7305 * dwarf2out.c: Include dwarf2.h.
7306 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
7307 * unwind-dw2-fde.c: Include dwarf2.h.
7308 * dwarf2asm.c: Include dwarf2.h.
7310 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
7312 * haifa-sched.c (insn_finishes_cycle_p): New static function.
7313 (max_issue): Use it.
7314 * sched-int.h (struct sched_info: insn_finishes_block_p): New
7316 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
7317 (region_sched_info): Update.
7318 * sched-ebb.c (ebb_sched_info): Update.
7319 * modulo-sched.c (sms_sched_info): Update.
7320 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
7322 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
7324 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
7326 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
7328 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
7330 2009-07-09 Jakub Jelinek <jakub@redhat.com>
7333 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
7334 arg1 with arg01 if arg1 is already INTEGER_CST.
7336 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
7338 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
7339 Transform (and (truncate)) into (truncate (and)).
7341 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
7343 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
7344 creating LHS paradoxical subregs. Fix surrounding returns to
7345 use NULL_RTX rather than 0.
7347 2009-07-08 DJ Delorie <dj@redhat.com>
7349 * config/mep/mep.c: (mep_option_can_inline_p): New.
7350 (TARGET_OPTION_CAN_INLINE_P): Define.
7352 2009-07-08 Mark Wielaard <mjw@redhat.com>
7355 * dwarf2out.c (add_data_member_location_attribute): When we have
7356 only a constant offset don't emit a new location description using
7357 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
7360 2009-07-08 Richard Henderson <rth@redhat.com>
7363 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
7364 (enum reg_class): Add CLOBBERED_REGS.
7365 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
7366 * config/i386/i386.c (ix86_conditional_register_usage): Moved
7367 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
7368 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
7369 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
7370 force 64-bit sibcalls into R11.
7371 * config/i386/constraints.md (U): New constraint.
7372 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
7373 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
7374 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
7376 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
7378 * basic-block.h (dump_regset, debug_regset): Remove duplicate
7380 * c-objc-common.h (c_initialize_diagnostics): Ditto.
7381 * ebitmap.h (dump_ebitmap): Ditto.
7382 * optabs.h (optab_libfunc): Ditto.
7383 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
7384 * tree-flow.h (vect_can_force_dr_alignment_p,
7385 get_vectype_for_scalar_type): Ditto.
7386 (vectorize_loops): Move prototype to ...
7387 * tree-vectorizer.h: ... here. Also, adjust comment.
7388 (vect_set_verbosity_level): Remove duplicate prototype.
7389 * tree-ssa-loop.c: Include tree-vectorizer.h.
7390 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
7392 2009-07-08 Nick Clifton <nickc@redhat.com>
7394 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
7397 2009-07-08 DJ Delorie <dj@redhat.com>
7399 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
7400 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
7401 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
7403 * config/mep/intrinsics.md: Regenerated.
7404 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
7405 registers when asm() or calls are detected.
7407 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
7410 * gimplify.c (gimplify_expr): Propagate no_warning flag when
7412 * gimple (gimple_build_call_from_tree): Likewise.
7413 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
7414 no_warning flag before warning.
7416 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7418 * tree.c (set_expr_locus): Remove.
7419 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
7420 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
7422 * gimplify.c (internal_get_tmp_var): Likewise.
7423 (gimplify_call_expr): Likewise.
7424 (gimplify_one_sizepos): Likewise.
7426 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
7429 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
7430 to variables for debugging purposes.
7432 2009-06-23 Mark Loeser <mark@halcy0n.com>
7435 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
7437 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7439 * pretty-print.c (pp_base_format): Remove %J.
7440 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
7441 gcc_cxxdiag_char_table): Likewise.
7442 (init_dynamic_diag_info): Likewise.
7444 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7446 * pretty-print.c (pp_base_format): Remove %H.
7447 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
7448 gcc_cxxdiag_char_table): Likewise.
7449 (init_dynamic_diag_info): Likewise.
7450 * config/mep/mep.c (mep_select_section): Likewise.
7452 2009-07-07 Duncan Sands <baldrick@free.fr>
7454 * final.c (pass_clean_state): Give the pass a name.
7455 * passes.c (pass_rest_of_compilation): Likewise.
7456 * tree-optimize.c (pass_all_optimizations): Likewise.
7458 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
7460 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
7461 an extra 'decl' for error_at.
7463 2009-07-07 Jakub Jelinek <jakub@redhat.com>
7466 * tree-tailcall.c (adjust_return_value_with_ops,
7467 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
7468 if it has complex or vector type.
7470 2009-07-07 Olivier Hainque <hainque@adacore.com>
7472 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
7475 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
7477 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
7479 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7481 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
7482 * c-decl.c: Likewise.
7483 * function.c: Likewise.
7484 * varasm.c: Likewise.
7485 * tree-ssa.c: Likewise.
7486 * c-common.c: Likewise.
7487 * tree-cfg.c: Likewise.
7488 * config/spu/spu.c: Likewise.
7489 * config/ia64/ia64.c: Likewise.
7490 * config/v850/v850.c: Likewise.
7492 2009-07-06 DJ Delorie <dj@redhat.com>
7494 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
7495 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
7496 unspecified accesses to control registers.
7497 * config/mep/intrinsics.md: Regenerate.
7498 * config/mep/intrinsics.h: Regenerate.
7499 * config/mep/mep-intrin.h: Regenerate.
7501 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7503 * c-lex.c: Replace %H by an explicit location. Update all calls.
7504 * c-common.c: Likewise.
7505 * c-decl.c: Likewise.
7506 * c-typeck.c: Likewise.
7507 * fold-const.c: Likewise.
7508 * gimplify.c: Likewise.
7510 * tree-cfg.c: Likewise.
7511 * tree-ssa-loop-niter.c: Likewise.
7512 * tree-vrp.c: Likewise.
7513 * value-prof.c: Likewise.
7515 2009-07-06 Diego Novillo <dnovillo@google.com>
7517 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
7518 if it has one. Handle cases where VAR does not have an
7519 annotation or cfun is NULL.
7521 2009-07-06 Diego Novillo <dnovillo@google.com>
7523 * tree.c: Include debug.h.
7524 (initialize_tree_contains_struct): New.
7525 (init_ttree): Call it.
7526 (tree_node_structure_for_code): Factor out of ...
7527 (tree_node_structure): ... here.
7528 * treestruct.def (TS_PHI_NODE): Remove.
7529 (TS_GIMPLE_STATEMENT): Remove.
7531 2009-07-06 Diego Novillo <dnovillo@google.com>
7533 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
7534 (debug_tree_chain): Handle cycles.
7536 2009-07-06 Nick Clifton <nickc@redhat.com>
7537 DJ Delorie <dj@redhat.com>
7539 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
7540 __FMOVD_ENABLED__ is defined.
7542 (TARGET_FMOVD): Provide a default definition.
7543 (MASK_FMOVD): Likewise.
7544 (TARGET_CPU_CPP_BUILTINS): Define
7545 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
7546 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
7547 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
7548 (split for DF load from memory into register): Also handle
7549 MEMs which consist of REG+DISP addressing.
7550 (split for DF store from register to memory): Likewise.
7551 (movsf_ie): Always use single fp_mode.
7552 * config/sh/sh.c (sh_override_options): Do not automatically
7553 enable TARGET_MOVD for the SH2A when supporting doubles - leave
7554 that to the -mfmovd command line switch.
7555 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
7556 (fldi_ok): Always allow.
7557 * config/sh/sh.opt (mfmovd): Remove this switch.
7558 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
7560 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
7561 Kaz Kojima <kkojima@gcc.gnu.org>
7563 PR rtl-optimization/30807
7564 * postreload.c (reload_combine): For every new use of REG_SUM,
7565 record the use of BASE.
7567 2009-07-06 Jan Hubicka <jh@suse.cz>
7569 * params.def: Revert my accidental commit at 2009-06-30.
7571 2009-07-04 Ian Lance Taylor <iant@google.com>
7574 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
7576 (mingw_format_attribute_overrides): Likewise.
7578 2009-07-04 Jakub Jelinek <jakub@redhat.com>
7581 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
7582 don't check cfa.reg. Instead of cfa.indirect use
7583 fde && fde->drap_reg != INVALID_REGNUM test.
7585 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
7587 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
7589 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
7592 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
7594 2009-07-03 Richard Guenther <rguenther@suse.de>
7596 PR tree-optimization/40640
7597 * tree-switch-conversion.c (build_arrays): Perform arithmetic
7600 2009-07-03 Jan Hubicka <jh@suse.cz>
7602 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
7603 for size, reduce amount of inlining.
7605 2009-07-03 Richard Guenther <rguenther@suse.de>
7608 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
7609 if t +- x is known to not overflow and the conversion widens the
7611 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
7613 2009-07-03 Jan Hubicka <jh@suse.cz>
7615 * ipa-pure-const.c (analyze): Update loop optimizer init.
7616 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
7617 try_remove_empty_loop, remove_empty_loops): Remove.
7618 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
7619 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
7620 to mark regular loops as neccesary.
7621 (degenerate_phi_p): New function.
7622 (propagate_necessity, remove_dead_phis): Use it.
7623 (forward_edge_to_pdom): Likewise.
7624 (eliminate_unnecessary_stmts): Take care to remove uses of results of
7625 virtual PHI nodes that became unreachable.
7626 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
7627 * tree-flow.h (remove_empty_loops): Remove.
7628 * passes.c (init_optimization_passes): Remove.
7630 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
7632 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
7633 can_create_pseudo_p.
7634 (*fix_trunc<mode>_i387_1): Ditto.
7635 (*floathi<mode>2_1): Ditto.
7636 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
7637 (*fistdi2_1): Ditto.
7638 (*fist<mode>2_1): Ditto.
7639 (frndintxf2_floor): Ditto.
7640 (*fist<mode>2_floor_1): Ditto.
7641 (frndintxf2_ceil): Ditto.
7642 (*fist<mode>2_ceil_1): Ditto.
7643 (frndintxf2_trunc): Ditto.
7644 (frndintxf2_mask_pm): Ditto.
7645 (fxam<mode>2_i387_with_temp): Ditto.
7646 * config/i386/sse.md (mulv16qi3): Ditto.
7647 (*sse2_mulv4si3): Ditto.
7649 (sse4_2_pcmpestr): Ditto.
7650 (sse4_2_pcmpistr): Ditto.
7652 2009-07-03 Jan Hubicka <jh@suse.cz>
7654 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
7655 (mark_stmt_necessary): Set it.
7656 (mark_operand_necessary): Set it.
7657 (mark_control_dependent_edges_necessary): Set it.
7658 (mark_virtual_phi_result_for_renaming): New function.
7659 (get_live_post_dom): New function.
7660 (forward_edge_to_pdom): New function.
7661 (remove_dead_stmt): Fix handling of control dependences.
7662 (tree_dce_init): Init new bitmap.
7663 (tree_dce_done): Free it.
7665 2009-07-02 Richard Guenther <rguenther@suse.de>
7668 * tree-ssa-structalias.c (new_var_info): Initialize
7671 2009-07-02 Jan Hubicka <jh@suse.cz>
7673 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
7676 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
7678 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
7679 instead of recomputing it. Adjust calls.
7680 (emit_store_flag): Adjust recursive calls.
7682 2009-07-02 Richard Guenther <rguenther@suse.de>
7684 * tree-ssa-live.c (remove_unused_locals): Do not remove
7686 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
7687 of DECL_EXTERNAL for HEAP variables.
7688 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
7689 HEAP variables. Do not adjust RESTRICT vars.
7690 (find_what_var_points_to): Nobody cares if something
7693 2009-07-02 Ben Elliston <bje@au.ibm.com>
7695 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
7696 pc_low and pc_high declarations to the top of the function.
7698 2009-07-01 DJ Delorie <dj@redhat.com>
7700 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
7702 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
7703 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
7704 unspecified accesses to control registers.
7705 * config/mep/intrinsics.md: Regenerate.
7706 * config/mep/intrinsics.h: Regenerate.
7707 * config/mep/mep-intrin.h: Regenerate.
7709 2009-07-01 Anthony Green <green@moxielogic.com>
7711 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
7712 instruction when possible.
7713 (moxie_expand_prologue): Ditto. Also, save an instruction and
7714 some complexity by popping off of $r12 instead of $sp.
7715 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
7718 2009-07-01 Richard Henderson <rth@redhat.com>
7721 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
7722 contained no insns, reposition note before last insn.
7724 2009-07-01 Richard Henderson <rth@redhat.com>
7727 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
7728 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
7730 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
7733 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
7734 darwin9 for printing reg addresses with %y.
7736 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
7738 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
7739 truncation from operands in binary operations.
7741 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
7744 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
7745 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
7746 subreg of op0 to the original op0.
7748 * expmed.c (store_bit_field_1): Use a temporary as the destination
7749 instead of a paradoxical subreg when we need to truncate the result.
7751 2009-07-01 DJ Delorie <dj@redhat.com>
7753 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
7754 names to VLIW variants.
7755 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
7756 * config/mep/intrinsics.md: Regenerate.
7757 * config/mep/intrinsics.h: Regenerate.
7758 * config/mep/mep-intrin.h: Regenerate.
7760 2009-07-01 Jakub Jelinek <jakub@redhat.com>
7763 * jump.c (returnjump_p): Revert last patch.
7764 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
7766 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7769 * pa.md (casesi32p): Use jump table label to determine the offset
7771 (casesi64p): Likewise.
7773 * pa.c (forward_branch_p): Return bool type. Use instruction
7774 addresses when available. Assert that INSN has a jump label.
7775 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
7778 2009-07-01 Richard Guenther <rguenther@suse.de>
7780 PR tree-optimization/19831
7781 * tree-ssa-dce.c (propagate_necessity): Calls to functions
7782 that only act as barriers do not make any previous stores necessary.
7783 * tree-ssa-structalias.c (handle_lhs_call): Delay making
7784 HEAP variables global, do not add a constraint from nonlocal.
7785 (find_func_aliases): Handle escapes through return statements.
7786 (compute_points_to_sets): Make escaped HEAP variables global.
7788 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
7791 * expmed.c (emit_store_flag): Perform a conversion if necessary,
7792 after reducing a DImode cstore to SImode.
7794 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
7796 * expr.c (expand_expr_real_1): Reinstate fallthrough to
7797 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
7799 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
7801 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
7802 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
7804 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
7805 and umod_optab if TARGET_BSD_DIVMOD.
7806 * config/vax/lib1funcs.asm: New file.
7807 * config/vax/t-linux: New file.
7808 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
7810 2009-06-30 Jakub Jelinek <jakub@redhat.com>
7813 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
7814 to type arguments that have void type.
7817 * dwarf2out.c (gen_formal_parameter_die): Call
7818 equate_decl_number_to_die if node is different from origin.
7820 2009-06-30 Anthony Green <green@moxielogic.com>
7822 Clean up moxie port for --enable-build-with-cxx.
7823 * config/moxie/moxie.c (moxie_function_value): First two
7824 parameters are const_tree, not tree.
7825 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
7826 (REG_CLASS_NAMES): Ditto.
7827 (REGNO_REG_CLASS): Ditto.
7828 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
7829 (moxie_function_value): Fix constyness of arguments.
7831 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
7833 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
7834 finalize_size_functions before further processing.
7835 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
7836 (variable_size): Call self_referential_size on size expressions
7837 that contain a PLACEHOLDER_EXPR.
7838 (size_functions): New static variable.
7839 (copy_self_referential_tree_r): New static function.
7840 (self_referential_size): Likewise.
7841 (finalize_size_functions): New global function.
7842 * tree.c: Include tree-inline.h.
7843 (push_without_duplicates): New static function.
7844 (find_placeholder_in_expr): New global function.
7845 (substitute_in_expr) <tcc_declaration>: Return the replacement object
7847 <tcc_expression>: Likewise.
7848 <tcc_vl_exp>: If the replacement object is a constant, try to inline
7849 the call in the expression.
7850 * tree.h (finalize_size_functions): Declare.
7851 (find_placeholder_in_expr): Likewise.
7852 (FIND_PLACEHOLDER_IN_EXPR): New macro.
7853 (substitute_placeholder_in_expr): Update comment.
7854 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
7856 (copy_tree_body_r): Likewise.
7857 (copy_tree_body): New static function.
7858 (maybe_inline_call_in_expr): New global function.
7859 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
7860 (maybe_inline_call_in_expr): Declare.
7861 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
7862 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
7865 2009-06-30 Richard Guenther <rguenther@suse.de>
7867 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
7869 (propagate_necessity): Do not mark reaching defs of stores
7872 2009-06-30 Jan Hubicka <jh@suse.cz>
7874 * cfgloopanal.c (check_irred): Move into ...
7875 (mark_irreducible_loops): ... here; return true if ireducible
7877 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
7878 (analyze_function): Try to prove loop finiteness.
7879 * cfgloop.h (mark_irreducible_loops): Update prototype.
7880 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
7882 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
7884 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
7886 2009-06-30 Ira Rosen <irar@il.ibm.com>
7888 PR tree-optimization/40542
7889 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
7892 2009-06-30 Martin Jambor <mjambor@suse.cz>
7894 PR tree-optimization/40582
7895 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
7896 than useless_type_conversion_p.
7897 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
7900 2009-06-30 Martin Jambor <mjambor@suse.cz>
7903 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
7905 2009-06-30 Richard Guenther <rguenther@suse.de>
7907 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
7908 use ao_ref references.
7909 (walk_aliased_vdefs): Likewise.
7910 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
7911 * tree-ssa-dce.c (struct ref_data): Remove.
7912 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
7913 (mark_aliased_reaching_defs_necessary): Adjust.
7914 (mark_all_reaching_defs_necessary_1): Likewise.
7916 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
7919 * expmed.c (emit_cstore): New name of emit_store_flag_1.
7920 (emit_store_flag_1): Extract from emit_store_flag, adjust
7921 calls to (what now is) emit_cstore.
7922 (emit_store_flag): Call emit_store_flag_1 and also use it
7923 for what used to be recursive calls.
7925 2009-06-30 Wei Guozhi <carrot@google.com>
7928 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
7929 if the target bb post dominates from bb.
7930 * config/i386/i386.c (memory_address_length): Check existence of base
7931 register before using it.
7933 2009-06-30 Nick Clifton <nickc@redhat.com>
7934 DJ Delorie <dj@redhat.com>
7936 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
7937 __FMOVD_ENABLED__ is defined.
7939 (TARGET_FMOVD): Provide a default definition.
7940 (MASK_FMOVD): Likewise.
7941 (TARGET_CPU_CPP_BUILTINS): Define
7942 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
7943 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
7944 two fmov instructions depending upon whether TARGET_FMOVD is
7946 (split for DF load from memory into register): Also handle
7947 MEMs which consist of REG+DISP addressing.
7948 (split for DF store from register to memory): Likewise.
7949 * config/sh/sh.opt (mfmovd): Remove this switch.
7950 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
7951 * config/sh/sh.c (sh_override_options): Do not automatically
7952 enable TARGET_MOVD for the SH2A when supporting doubles - leave
7953 that to the -mfmovd command line switch.
7955 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
7957 (fldi_ok): Always allow.
7958 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
7960 2009-06-29 DJ Delorie <dj@redhat.com>
7962 * doc/install.texi (mep-x-elf): Correct chip's full name.
7964 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
7966 * doc/extend.texi: Fix typo.
7968 2009-06-29 Tom Tromey <tromey@redhat.com>
7971 * Makefile.in (DWARF2_H): New variable.
7973 (dwarf2out.o): Likewise.
7974 (dwarf2asm.o): Likewise.
7975 * config/i386/t-i386: Use DWARF2_H.
7976 * except.c: Include elf/dwarf2.h.
7977 * unwind-dw2.c: Include elf/dwarf2.h.
7978 * dwarf2out.c: Include elf/dwarf2.h.
7979 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
7980 <dtprel>: New field.
7981 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
7982 (size_of_loc_descr): Likewise.
7983 (output_loc_operands_raw): Likewise.
7984 (output_loc_operands): Handle new dtprel field.
7985 (loc_checksum): Update.
7986 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
7987 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
7988 * unwind-dw2-fde.c: Include elf/dwarf2.h.
7989 * dwarf2asm.c: Include elf/dwarf2.h.
7990 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
7991 * config/mmix/mmix.c: Include elf/dwarf2.h.
7992 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
7993 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
7994 * config/sh/sh.c: Include elf/dwarf2.h.
7995 * config/i386/i386.c: Include elf/dwarf2.h.
7997 2009-06-29 DJ Delorie <dj@redhat.com>
7999 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
8001 * doc/extend.texi: Add MeP attributes and pragmas.
8002 * doc/invoke.text: Add MeP Options.
8003 * doc/contrib.texi: Add MeP contribution.
8004 * doc/md.texi: Add MeP constraints.
8005 * doc/install.texi: Add MeP target.
8007 2009-06-30 Anatoly Sokolov <aesok@post.ru>
8009 * target.h (struct gcc_target): Add frame_pointer_required field.
8010 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
8011 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
8012 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
8014 * reload1.c (update_eliminables): (Ditto.).
8015 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
8016 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
8017 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
8019 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
8021 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
8022 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8023 (arm_frame_pointer_required): New function.
8025 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
8026 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8027 (avr_frame_pointer_required_p): Declare as static.
8028 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
8030 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
8031 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8032 (bfin_frame_pointer_required): Make as static, change return type
8034 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
8036 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
8037 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8038 (cris_frame_pointer_required): New function.
8040 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
8042 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
8043 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8044 (fr30_frame_pointer_required): New function.
8046 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
8047 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8048 (frv_frame_pointer_required): Make as static, change return type
8050 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
8052 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
8053 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8054 (ix86_frame_pointer_required): Make as static, change return type to
8056 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
8058 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
8059 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8061 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
8063 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
8065 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
8067 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
8068 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8069 (mips_frame_pointer_required): Make as static.
8070 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
8072 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
8073 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8074 (mmix_frame_pointer_required): Mew function.
8076 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
8077 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8079 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
8081 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
8083 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
8085 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
8086 (CAN_ELIMINATE): Redefine.
8087 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8088 (sparc_frame_pointer_required): New function.
8089 (sparc_can_eliminate): New function.
8090 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
8092 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
8093 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8095 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
8096 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8097 (xtensa_frame_pointer_required): Make as static, change return type
8099 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
8102 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
8104 * doc/plugins.texi: Document PLUGIN_START_UNIT.
8105 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
8106 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
8107 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
8108 (register_callback): Handle PLUGIN_START_UNIT.
8109 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
8111 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
8113 * tree.c (process_call_operands): Propagate TREE_READONLY from the
8115 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
8116 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
8118 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
8120 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
8123 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
8125 * doc/extend.texi (Additional Floating Types): __float128 is also
8126 supported on i386 targets.
8128 2009-06-29 Richard Guenther <rguenther@suse.de>
8131 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
8133 (pt_solutions_same_restrict_base): Declare.
8134 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
8136 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
8137 (make_constraint_from, make_copy_constraint): Move earlier.
8138 (make_constraint_from_heapvar): New function.
8139 (make_constraint_from_restrict): Likewise.
8140 (handle_lhs_call): Use it.
8141 (find_func_aliases): Use it to track conversions to restrict
8143 (struct fieldoff): Add only_restrict_pointers flag.
8144 (push_fields_onto_fieldstack): Initialize it.
8145 (create_variable_info_for): Track global restrict qualified pointers.
8146 (intra_create_variable_infos): Use make_constraint_from_heapvar.
8147 Track restrict qualified pointer arguments.
8148 (set_uids_in_ptset): Use varinfo is_global_var flag.
8149 (find_what_var_points_to): Set the vars_contains_restrict flag.
8150 Always create the points-to solution for sets including restrict tags.
8151 (pt_solutions_same_restrict_base): New function.
8152 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
8153 qualified pointers use pt_solutions_same_restrict_base as
8154 additional source for disambiguation.
8156 2009-06-29 Richard Guenther <rguenther@suse.de>
8159 * alias.c (find_base_decl): Remove.
8160 (get_deref_alias_set_1): Remove restrict handling.
8161 * c-common.c (c_apply_type_quals_to_decl): Do not set
8162 DECL_POINTER_ALIAS_SET.
8163 * gimplify.c (find_single_pointer_decl_1): Remove.
8164 (find_single_pointer_decl): Likewise.
8165 (internal_get_tmp_var): Remove restrict handling.
8166 (gimple_regimplify_operands): Likewise.
8167 * omp-low.c (expand_omp_atomic_pipeline): Do not set
8168 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
8169 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
8170 * tree.c (restrict_base_for_decl): Remove.
8171 (init_ttree): Do not allocate it.
8172 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
8173 LABEL_DECL_UID for label decls.
8174 (copy_node_stat): Do not copy restrict information.
8175 (decl_restrict_base_lookup): Remove.
8176 (decl_restrict_base_insert): Likewise.
8177 (print_restrict_base_statistics): Likewise.
8178 (dump_tree_statistics): Do not call print_restrict_base_statistics.
8179 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
8180 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
8181 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
8182 (LABEL_DECL_UID): Adjust.
8183 (DECL_BASED_ON_RESTRICT_P): Remove.
8184 (DECL_GET_RESTRICT_BASE): Likewise.
8185 (SET_DECL_RESTRICT_BASE): Likewise.
8186 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
8188 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
8189 instead of DECL_POINTER_ALIAS_SET.
8190 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
8191 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
8192 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
8194 2009-06-29 Richard Guenther <rguenther@suse.de>
8196 PR tree-optimization/40579
8197 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
8198 the IL to simplify has constants that overflowed.
8200 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
8202 PR tree-optimization/40550
8203 * tree-vect-generic.c (expand_vector_operations_1): Compute in
8204 vector_compute_type only when the size of vector_compute_type is
8205 less than the size of type.
8207 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
8209 * fold-const.c (contains_label_1): Fix comments.
8210 (contains_label_p): Do not walk trees multiple time.
8212 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8214 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
8215 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
8216 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
8217 ix86_fp_comparison_operator.
8218 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
8219 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
8220 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
8221 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
8222 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
8223 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
8224 (related splits): Change predicate to ix86_fp_comparison_operator.
8225 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
8226 instead of ix86_fp_comparison_codes.
8227 (ix86_trivial_fp_comparison_operator,
8228 ix86_fp_comparison_operator): New.
8229 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
8230 (ix86_expand_compare): Eliminate last two parameters.
8231 (ix86_fp_jump_nontrivial_p): Kill.
8232 * config/i386/i386.c (put_condition_code): Eliminate call to
8233 ix86_fp_comparison_codes and subsequent assertion.
8234 (ix86_fp_comparison_codes): Eliminate.
8235 (ix86_fp_swap_condition): New.
8236 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
8237 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
8238 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
8239 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
8240 and ix86_fp_swap_condition.
8241 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
8242 Use ix86_fp_comparison_strategy.
8243 (ix86_expand_compare): Likewise. Eliminate last two arguments.
8244 (ix86_fp_jump_nontrivial_p): Eliminate.
8245 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
8246 call to ix86_expand_compare.
8247 (ix86_split_fp_branch, ix86_expand_setcc,
8248 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
8249 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
8251 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8253 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
8254 related to jump_clobbers.
8255 * config/arm/arm.md (conds): Remove jump_clob case.
8256 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
8257 splits): Change comparison_operator to arm_comparison_operator.
8258 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
8261 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8263 * dojump.c (do_compare_rtx_and_jump): Try swapping the
8264 condition for floating point modes.
8265 * expmed.c (emit_store_flag_1): Move here a bigger part
8267 (emit_store_flag): Try swapping the condition for floating point
8269 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
8271 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8273 * expr.c (expand_expr_real_1): Just use do_store_flag.
8274 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
8275 emit_store_flag_force.
8276 * expmed.c (emit_store_flag_force): Copy here trick
8277 previously in expand_expr_real_1. Try reversing the comparison.
8278 (emit_store_flag_1): Work if target is NULL.
8279 (emit_store_flag): Work if target is NULL, using the result mode
8280 from the comparison. Use split_comparison, restructure final part
8281 to simplify conditionals.
8283 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8285 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
8286 * dojump.c (do_jump): Change handling of floating-point
8287 ops to use just do_compare_and_jump.
8288 (split_comparison): New.
8289 (do_compare_rtx_and_jump): Add here logic coming previously
8290 in do_jump, using split_comparison.
8292 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
8295 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
8297 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8299 * tree-ssa-alias.c: Fix unintentional commit.
8301 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8303 * passes.c (execute_one_pass): Fix unintentional commit.
8305 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8307 * df-problems.c (df_set_seen, df_unset_seen): Delete.
8308 (df_rd_local_compute, df_md_local_compute): Inline them.
8310 (df_md_scratch): New.
8311 (df_md_alloc, df_md_free): Allocate/free it.
8312 (df_md_local_compute): Only include live registers in init.
8313 (df_md_transfer_function): Prune the in-set computed by
8314 the confluence function, and the gen-set too.
8316 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8318 PR rtl-optimization/26854
8319 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
8320 * df-problems.c (df_rd_add_problem): Fix comment.
8321 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
8322 df_md_simulate_artificial_defs_at_top,
8323 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
8324 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
8325 df_md_transfer_function, df_md_init, df_md_confluence_0,
8326 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
8327 problem_MD, df_md_add_problem): New.
8328 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
8329 df_md_get_bb_info): New.
8330 (DF_LAST_PROBLEM_PLUS1): Adjust.
8332 * Makefile.in (fwprop.o): Include domwalk.h.
8333 * fwprop.c: Include domwalk.h.
8334 (reg_defs, reg_defs_stack): New.
8335 (bitmap_only_bit_between): Remove.
8336 (process_defs): New.
8337 (process_uses): Use reg_defs and local_md instead of
8338 bitmap_only_bit_between and local_rd.
8339 (single_def_use_enter_block): New, from build_single_def_use_links.
8340 (single_def_use_leave_block): New.
8341 (build_single_def_use_links): Remove code moved to
8342 single_def_use_enter_block, invoke domwalk.
8343 (use_killed_between): Adjust comment.
8345 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8347 * bitmap.h (bitmap_ior_and_into): New.
8348 * bitmap.c (bitmap_ior_and_into): New.
8350 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8352 * domwalk.h (struct dom_walk_data): Remove all callbacks except
8353 before_dom_children_before_stmts and after_dom_children_after_stmts.
8354 Rename the two remaining callbacks to just before_dom_children and
8355 after_dom_children. Remove other GIMPLE statement walking bits.
8356 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
8357 * graphite.c: Do not include domwalk.h.
8358 * tree-into-ssa.c (interesting_blocks): New global.
8359 (struct mark_def_sites_global_data): Remove it and names_to_rename.
8360 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
8361 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
8362 now that they're not domwalk callbacks.
8363 (rewrite_initialize_block): Rename to...
8364 (rewrite_enter_block): ... this, place after called functions. Test
8365 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
8366 (rewrite_finalize_block): Rename to...
8367 (rewrite_leave_block): ... this, place after called functions.
8368 (rewrite_update_init_block): Rename to...
8369 (rewrite_update_enter_block): ... this, place after called functions.
8370 Test interesting_blocks, call rewrite_update_stmt and
8371 rewrite_update_phi_arguments.
8372 (rewrite_update_fini_block): Rename to...
8373 (rewrite_leave_block): ... this, place after called functions.
8374 (rewrite_blocks): Remove last argument, simplify initialization of
8376 (mark_def_sites_initialize_block): Rename to...
8377 (mark_def_sites_block): ... this, call mark_def_sites.
8378 (mark_def_sites_blocks): Remove argument, simplify initialization of
8380 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
8381 (update_ssa): Likewise.
8382 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
8384 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
8385 (dom_opt_initialize_block): Rename to...
8386 (dom_opt_enter_block): ... this, place after called functions. Walk
8387 statements here, inline propagate_to_outgoing_edges.
8388 (dom_opt_finalize_block): Rename to...
8389 (dom_opt_leave_block): ... this, place after called functions.
8390 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
8392 (dse_enter_block, dse_record_phi): New.
8393 (dse_record_phis): Delete.
8394 (dse_finalize_block): Rename to...
8395 (dse_leave_block): ... this.
8396 (tree_ssa_dse): Simplify initialization of walk_data.
8397 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
8398 Adjust initialization of walk_data.
8399 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
8400 * tree-ssa-loop-phiopt.c (get_non_trapping):
8401 Adjust initialization of walk_data.
8402 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
8403 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
8404 it's not a domwalk callback.
8405 (uncprop_initialize_block): Rename to...
8406 (dse_enter_block): ... this, call uncprop_into_successor_phis.
8407 (dse_finalize_block): Rename to...
8408 (dse_leave_block): ... this.
8409 (tree_ssa_uncprop): Simplify initialization of walk_data.
8410 * Makefile.in: Adjust dependencies.
8412 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
8414 * arm.md (casesi): Fix test for Thumb1.
8415 (thumb1_casesi_internal_pic): Likewise.
8416 (thumb1_casesi_dispatch): Likewise.
8418 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
8420 * config/arm/arm-cores.def: Added core cortex-m0.
8421 * config/arm/arm-tune.md: Regenerated.
8422 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
8424 2009-06-26 DJ Delorie <dj@redhat.com>
8426 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
8428 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
8429 the scheduler doesn't tag jump insns.
8431 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
8433 * c-decl.c (merge_decls): Re-indent.
8435 2009-06-26 Janis Johnson <janis187@us.ibm.com>
8438 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
8439 Special-case decimal float constants.
8441 2009-06-26 Richard Henderson <rth@redhat.com>
8443 * function.h (struct function): Add cannot_be_copied_reason,
8444 and cannot_be_copied_set.
8445 * tree-inline.c (has_label_address_in_static_1): Rename from
8446 inline_forbidden_p_2; don't set inline_forbidden_reason here.
8447 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
8448 don't set inline_forbidden_reason.
8449 (copy_forbidden): New function, split out of inline_forbidden_p.
8450 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
8451 (inline_forbidden_p): Use copy_forbidden.
8452 (tree_versionable_function_p): Likewise.
8453 (inlinable_function_p): Merge into tree_inlinable_function_p.
8454 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
8455 * ipa-cp.c (ipcp_versionable_function_p): New function.
8456 (ipcp_cloning_candidate_p): Use it.
8457 (ipcp_node_modifiable_p): Likewise.
8459 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
8461 * builtins.c (expand_builtin_alloca): Handle builtin alloca
8462 that is marked not to be inlined. Remove flag_mudflap use.
8463 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
8464 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
8466 2009-06-26 Steve Ellcey <sje@cup.hp.com>
8469 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
8470 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
8472 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
8474 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
8476 (__mingwthr_remove_key_dtor): Likewise.
8478 2009-06-26 Richard Guenther <rguenther@suse.de>
8480 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
8482 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
8485 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
8486 try the non-cond_exec path also.
8488 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8491 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
8492 (output_cbranch): Use new functions.
8493 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
8496 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
8497 Pat Haugen <pthaugen@us.ibm.com>
8498 Revital Eres <ERES@il.ibm.com>
8500 * config/rs6000/rs6000.c (print_operand): Correct lossage message
8501 for %c error. Add %x support to print VSX registers as a unified
8502 register set, instead of separate float and altivec registers.
8503 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
8504 %y case, and add support for VSX pre-modify addresses.
8505 (output_toc): Add assert for CONST containing an integer constant
8507 (rs6000_adjust_cost): Add POWER7 support.
8508 (insn_must_be_first_in_group): Ditto.
8509 (insn_must_be_last_in_group): Ditto.
8510 (rs6000_emit_popcount): Ditto.
8511 (rs6000_vector_mode_supported_p): Ditto.
8513 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
8514 Change some of the functions called by macros to being called
8515 through a pointer, so debug functions can be inserted if
8516 -mdebug=addr or -mdebug=cost.
8517 (rs6000_preferred_reload_class_ptr): Ditto.
8518 (rs6000_secondary_reload_class_ptr): Ditto.
8519 (rs6000_secondary_memory_needed_ptr): Ditto.
8520 (rs6000_cannot_change_mode_class_ptr): Ditto.
8521 (rs6000_secondary_reload_inner): Ditto.
8522 (rs6000_legitimize_reload_address): Ditto.
8523 (rs6000_legitimize_reload_address_ptr): Ditto.
8524 (rs6000_mode_dependent_address): Ditto.
8525 (rs6000_mode_dependent_address_ptr): Ditto.
8527 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
8528 function to return true if the mode allows reg + integer
8530 (virtual_stack_registers_memory_p): New function to return true if
8531 the address refers to a virtual stack register.
8532 (rs6000_legitimate_offset_address_p): Move code to say whether a
8533 mode supports reg+int addressing to reg_offset_addressing_ok_p and
8535 (rs6000_legitimate_address_p): Add checks for modes that only can
8536 do reg+reg addressing. Start adding VSX support.
8537 (rs6000_legitimize_reload_address): Ditto.
8538 (rs6000_legitimize_address): Ditto.
8539 (rs6000_debug_legitimate_address_p): New debug functions for
8540 -mdebug=addr and -mdebug=cost.
8541 (rs6000_debug_rtx_costs): Ditto.
8542 (rs6000_debug_address_costs): Ditto.
8543 (rs6000_debug_adjust_cost): Ditto.
8544 (rs6000_debug_legitimize_address): Ditto.
8545 (rs6000_legitimize_reload_address_ptr): Point to call normal
8546 function or debug function. Make functions called via pointer
8548 (rs6000_mode_dependent_address_ptr): Ditto.
8549 (rs6000_secondary_reload_class_ptr): Ditto.
8550 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
8551 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
8552 into a friendlier error.
8553 (rs6000_init_builtins): Add initial VSX support.
8554 (rs6000_adjust_cost): Fix some spacing issues.
8556 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
8557 (REG_CLASS_NAMES): Ditto.
8558 (REG_CLASS_CONTENTS): Ditto.
8559 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
8560 pointer, to add -mdebug=addr support.
8561 (CANNOT_CHANGE_MODE_CLASS): Ditto.
8562 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
8563 -mdebug=addr support.
8564 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
8565 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
8566 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
8568 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
8570 (bswapsi*): Set attribute types for load/store. Add combiner
8571 patterns to eliminate zero extend on 64-bit.
8572 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
8573 stdbrx if the hardware supports those instructions.
8575 2009-06-25 Ian Lance Taylor <iant@google.com>
8577 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
8578 (Link Options): Document -static-libstdc++.
8580 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
8583 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
8584 DATA_ALIGNMENT instead.
8586 2009-06-25 Richard Guenther <rguenther@suse.de>
8588 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
8589 indirect references against the callused/escaped solutions.
8590 (call_may_clobber_ref_p_1): Likewise.
8592 2009-06-25 Martin Jambor <mjambor@suse.cz>
8594 PR tree-optimization/40493
8595 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
8596 (enum unscalarized_data_handling): New type.
8597 (handle_unscalarized_data_in_subtree): Return what has been done.
8598 (load_assign_lhs_subreplacements): Handle left flushes differently.
8599 (sra_modify_assign): Use unscalarized_data_handling, simplified
8600 condition determining whether to remove the statement.
8602 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
8604 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
8605 excerpt - @ should be doubled for texinfo.
8607 2009-06-24 Ian Lance Taylor <iant@google.com>
8609 * config/arc/arc.c: Include "df.h".
8610 (arc_attribute_table): Make static. Move higher in file.
8611 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
8612 (output_shift): Initialize n later to avoid warning.
8613 * config/arm/arm.c (arm_attribute_table): Make static. Move
8615 * config/avr/avr.c (avr_attribute_table): Make static. Move
8617 (reg_class_tab): Change array type from int to enum reg_class.
8618 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
8620 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
8621 (lshrhi3_out): Likewise.
8622 (class_likely_spilled_p): Change return type to bool.
8623 (avr_rtx_costs): Use local code variable with enum type.
8624 * config/avr/avr.md (movmemhi): Use add_reg_note.
8625 (andhi3, andsi3): Don't use AS2 with "and".
8626 (iorhi3, iorsi3): Don't use AS2 with "or".
8627 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
8628 * config/crx/crx.c: Include "df.h".
8629 (crx_attribute_table): Make static.
8630 * config/m32r/m32r.c: Include "df.h".
8631 (m32r_attribute_table): Make static. Move higher in file.
8632 (pop): Use add_reg_note.
8633 (block_move_call): Change 0 to LCT_NORMAL in function call.
8634 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
8635 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
8636 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
8637 declare, not just when TREE_CODE is defined.
8638 * config/m68hc11/m68hc11.c: Include "expr.h".
8639 (m68hc11_attribute_table): Make static. Move higher in file.
8640 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
8642 (m68hc11_register_indirect_p): Likewise.
8643 (m68hc11_function_arg_padding): Change return type to enum
8645 (emit_move_after_reload): Use add_reg_note.
8646 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
8647 (m68hc11_split_logical): Likewise.
8648 (m68hc11_rtx_costs): Add local code_and outer_code variables with
8650 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
8651 to VOIDmode in function call.
8652 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
8654 (m68hc11_split_logical): Update declaration.
8655 (m68hc11_function_arg_padding): Update declaration.
8656 * config/mcore/mcore.c (regno_reg_class): Change form array of int
8657 to array of enum reg_class.
8658 (mcore_attribute_table): Make static. Move higher in file.
8659 (mcore_rtx_costs): Add cast to enum type.
8660 * config/mcore/mcore.h (regno_reg_class): Update declaration.
8661 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
8662 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
8664 * config/sh/predicates.md (trapping_target_operand): Rename and to
8666 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
8668 * config/spu/spu.c (spu_attribute_table): Make static. Move
8670 * config/v850/v850.c (v850_attribute_table): Make static. Move
8672 (v850_rtx_costs): Use local code with enum type.
8673 (expand_epilogue): Add cast.
8674 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
8676 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
8679 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
8680 -m2a-single-only and -m2a-nofpu.
8681 * config/sh/sh.opt: Document m2a generates FPU code.
8683 2009-06-24 Anatoly Sokolov <aesok@post.ru>
8685 * defaults.h (CAN_ELIMINATE): Provide default.
8686 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
8687 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
8688 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
8689 * config/spu/spu.h (CAN_ELIMINATE): Delete.
8690 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
8691 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
8692 * config/cris/cris.h (CAN_ELIMINATE): Delete.
8693 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
8694 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
8695 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
8697 2009-06-24 DJ Delorie <dj@redhat.com>
8699 * mep-ext-cop.cpu: Fix copyright notice.
8700 * mep-default: Fix copyright notice.
8701 * mep-core: Fix copyright notice.
8702 * mep: Fix copyright notice.
8703 * mep-ivc2: Fix copyright notice.
8704 * mep-c5: Fix copyright notice.
8706 2009-06-24 Denis Chertykov <chertykov@gmail.com>
8708 * doc/contrib.texi (Contributors):
8710 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
8713 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
8714 src and dst operands if necessary.
8716 2009-06-23 DJ Delorie <dj@redhat.com>
8719 * config.gcc: Add mep support.
8720 * recog.c: Resurrect validate_replace_rtx_subexp().
8721 * recog.h: Likewise.
8722 * config/mep/: Add new port:
8723 * config/mep/constraints.md: New file.
8724 * config/mep/default.h: New file.
8725 * config/mep/intrinsics.h: New file.
8726 * config/mep/intrinsics.md: New file.
8727 * config/mep/ivc2-template.h: New file.
8728 * config/mep/mep-c5.cpu: New file.
8729 * config/mep/mep-core.cpu: New file.
8730 * config/mep/mep-default.cpu: New file.
8731 * config/mep/mep-ext-cop.cpu: New file.
8732 * config/mep/mep-intrin.h: New file.
8733 * config/mep/mep-ivc2.cpu: New file.
8734 * config/mep/mep-lib1.asm: New file.
8735 * config/mep/mep-lib2.c: New file.
8736 * config/mep/mep-pragma.c: New file.
8737 * config/mep/mep-protos.h: New file.
8738 * config/mep/mep-tramp.c: New file.
8739 * config/mep/mep.c: New file.
8740 * config/mep/mep.cpu: New file.
8741 * config/mep/mep.h: New file.
8742 * config/mep/mep.md: New file.
8743 * config/mep/mep.opt: New file.
8744 * config/mep/predicates.md: New file.
8745 * config/mep/t-mep: New file.
8747 2009-06-23 Ian Lance Taylor <iant@google.com>
8749 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
8750 from loose_warn into c_loose_warn and from strict_warn into
8751 c_strict_warn. Set and substitute warn_cxxflags. Check for
8752 --enable-build-with-cxx. Set and substitute
8753 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
8754 * Makefile.in (CXXFLAGS): New variable.
8755 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
8756 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
8757 the default is the same as $(STRICT_WARN).
8758 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
8759 (CXX): New variable.
8760 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
8761 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
8762 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
8763 (HOST_LIBS): New variable.
8764 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
8765 (ALL_CXXFLAGS): New variable.
8766 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
8767 * doc/install.texi (Configuration): Document
8768 --enable-build-with-cxx, --with-stage1-ldflags,
8769 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
8770 * configure: Rebuild.
8772 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8774 * config/arm/arm.c (arm_override_options): Fix braces and formatting
8775 from previous commit.
8777 2009-06-23 Ian Lance Taylor <iant@google.com>
8779 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
8781 2009-06-23 Ian Lance Taylor <iant@google.com>
8783 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
8784 with ATTRIBUTE_UNUSED.
8786 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
8787 Pat Haugen <pthaugen@us.ibm.com>
8788 Revital Eres <eres@il.ibm.com>
8790 * config.in (HAVE_AS_POPCNTD): Add default definition.
8791 (HAVE_AS_LWSYNC): Ditto.
8793 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
8795 (gcc_cv_as_powerpc_cmpb): Ditto.
8796 (gcc_cv_as_powerpc_dfp): Ditto.
8797 (gcc_cv_as_powerpc_vsx): Ditto.
8798 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
8799 supporting the popcntd/lwsync instructions.
8800 (gcc_cv_as_powerpc_lwsync): Ditto.
8801 * configure: Regenerate.
8803 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
8804 -mcpu=native and -mcpu=power7.
8805 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
8807 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
8808 a variable instead of a mask to reduce the number of mask bits.
8809 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
8810 (-mbit-word): Ditto.
8811 (-mregnames): Ditto.
8812 * config/rs6000/rs6000.opt (-mupdate): Ditto.
8813 (-mfused-madd): Ditto.
8815 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
8817 (-mvsx): New switch for VSX instructions.
8818 (-misel): Move from a variable to a mask to allow it to be set by
8821 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
8822 function declaration to an array declaration.
8823 (rs6000_hard_regno_nregs): New external array declaration.
8825 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
8826 files included by rs6000.md.
8828 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
8829 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
8831 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
8833 (rs6000_debug_reg): New -mdebug= variables.
8834 (rs6000_debug_addr): Ditto.
8835 (rs6000_debug_cost): Ditto.
8836 (rs6000_pmode): New variable to hold Pmode.
8837 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
8838 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
8839 calculated at compiler start.
8840 (rs6000_hard_regno_nregs): Change function to an array which holds
8841 HARD_REGNO_NREGS calculated at compiler start.
8842 (rs6000_explicit_options): Delete isel field.
8843 (rs6000_vector_unit): New array to hold which vector unit
8844 supports arithmetic options for a given type.
8845 (rs6000_vector_mem): New array to hold which vector unit supports
8846 memory reference operations for a given type.
8847 (rs6000_vector_align): New array to given the alignment of each
8849 (power7_cost): New basic costs for power7.
8850 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
8851 (rs6000_hard_regno_nregs_internal): New function, moved from
8852 HARD_REGNO_NREGS, to calculate the number of registers each hard
8853 register takes for each type.
8854 (rs6000_debug_reg_print): New function for -mdebug=reg support.
8855 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
8856 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
8857 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
8858 unit information here so it is calculated once at compiler startup
8860 (rs6000_override_options): Make -misel a target mask. Add more
8861 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
8862 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
8864 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
8865 (rs6000_handle_option): Move -misel from variable to target mask.
8866 (rs6000_builtin_mask_for_load): Add VSX support.
8867 (rs6000_conditional_register_usage): Ditto.
8868 (USE_ALTIVEC_FOR_ARG_P): Ditto.
8869 (function_arg_boundary): Ditto.
8870 (rs6000_expand_builtin): Ditto.
8871 (def_builtin): Make abort message a little friendlier.
8872 (rs6000_emit_int_cmove): Add support for 64-bit isel.
8874 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
8875 assembler support the popcntd instruction instead of a vsx
8876 instruction to enable power7 support.
8877 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
8878 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
8879 option to the assembler if -mcpu=native.
8880 (ASM_CPU_NATIVE_SPEC): Ditto.
8881 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
8883 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
8884 the lwsync instruction.
8885 (enum processor_type): Add PROCESSOR_POWER7.
8886 (rs6000_debug_reg): New -mdebug= options.
8887 (rs6000_debug_addr): Ditto.
8888 (rs6000_debug_cost): Ditto.
8889 (rs6000_isel): Delete.
8890 (enum rs6000_vector): New enum to say what vector unit we have.
8891 (VECTOR_UNIT_*): New macros to say which vector unit has
8892 arithmetic operations for a given type.
8893 (VECTOR_MEM_*): New macros to say which vector unit has memory
8894 operations for a given type.
8895 (TARGET_LDBRX): Whether the machine supports the ldbrx
8897 (TARGET_ISEL): Delete, -misel moved to be a mask.
8898 (TARGET_ISEL64): New macro for 64-bit isel support.
8899 (UNITS_PER_VSX_WORD): New macro.
8900 (POINTER_SIZE): Move to be an external variable, rather than
8901 calculating whether we are generating 32 ot 64-bit code.
8903 (STACK_BOUNDARY): Add VSX support.
8904 (LOCAL_ALIGNMENT): Ditto.
8905 (SLOW_UNALIGNED_ACCESS): Ditto.
8906 (VSX_REGNO_P): New macro for VSX support.
8907 (VFLOAT_REGNO_P): Ditto.
8908 (VINT_REGNO_P): Ditto.
8909 (VLOGICAL_REGNO_P): Ditto.
8910 (VSX_VECTOR_MODE): Ditto.
8911 (VSX_SCALAR_MODE): Ditto.
8913 (VSX_MOVE_MODE): Ditto.
8914 (VSX_REG_CLASS_P): Ditto.
8915 (HARD_REGNO_NREGS): Instead of calling a function, use an array
8917 (UNITS_PER_SIMD_WORD): Add VSX support.
8918 (MODES_TIEABLE_P): Ditto.
8919 (STARTING_FRAME_OFFSET): Ditto.
8920 (STACK_DYNAMIC_OFFSET): Ditto.
8921 (EPILOGUE_USES): Ditto.
8922 (REGNO_REG_CLASS): Move to array lookup.
8923 (CLASS_MAX_NREGS): Ditto.
8924 (rs6000_vector_reg_class): Add declaration.
8925 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
8926 overlap with the floating point and Altivec registers.
8928 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
8930 * config/rs6000/driver-rs6000.c (asm_names): New static array to
8931 give the appropriate asm switches if -mcpu=native.
8932 (host_detect_local_cpu): Add support for "asm".
8933 (host_detect_local_cpu): Follow GNU code guidelines for name.
8935 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
8936 -mbit-word to a variable instead of being a target mask.
8938 * config/rs6000/sync.md (lwsync): If the assembler supports it,
8939 emit the lwsync instruction instead of emitting the instruction as
8940 an integer constant.
8942 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
8943 fixuns_trundfsi2, move expander into rs6000.md.
8945 * config/rs6000/rs6000.md (cpu): Add power7.
8946 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
8947 (logical predicate patterns): Change the single instruction
8948 primitives that set CR0 to be fast_compare instead of compare.
8950 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
8951 (popcntddi2): Ditto.
8952 (popcount<mode>): Ditto.
8953 (floating multiply/add insns): Name the floating point
8955 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
8956 (isel_unsigned_<mode>): Ditto.
8957 (fixuns_trundfsi2): Move expander here from spe.md.
8958 (smindi3): Define if we have -misel on 64-bit systems.
8963 2009-06-23 Anatoly Sokolov <aesok@post.ru>
8965 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
8967 * config/avr/avr.c (avr_current_device): New variable.
8968 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
8969 (avr_arch, mcu_type_s): Move to avr.h.
8970 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
8971 default_data_section_start fields.
8972 (avr_arch): Moved from avr.c.
8973 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
8974 library_name fields.
8975 (avr_current_device, avr_mcu_types, avr_arch_types,
8976 avr_device_to_arch, avr_device_to_data_start,
8977 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
8978 (EXTRA_SPEC_FUNCTIONS): Define.
8979 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
8980 options mapping. Use device_to_arch and device_to_data_start insted.
8981 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
8982 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
8983 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
8984 * config/avr/driver-avr.c: New file.
8985 * config/avr/avr-devices.c: New file.
8987 2009-06-23 Jakub Jelinek <jakub@redhat.com>
8989 * var-tracking.c (unshare_variable): Force initialized to
8990 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
8991 (set_variable_part): Likewise.
8992 (struct variable_union_info): Remove pos_src field.
8993 (vui_vec, vui_allocated): New variables.
8994 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
8995 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
8996 == 1 use a simpler sorting algorithm. Compute pos field right
8997 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
8998 Avoid quadratic comparison if !flag_var_tracking_uninit.
8999 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
9000 unshare_variable unconditionally.
9001 (dataflow_set_different_2): Removed.
9002 (dataflow_set_different): Don't traverse second hash table.
9003 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
9004 unconditionally to var_reg_set or var_mem_set.
9005 (emit_notes_in_bb): Likewise.
9006 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
9008 (emit_note_insn_var_location): Don't set initialized to
9009 VAR_INIT_STATUS_INITIALIZED early.
9010 (vt_finalize): Free vui_vec if needed, clear vui_vec and
9012 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
9014 * tree-object-size.c (addr_object_size): Instead of checking
9015 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
9016 are no FIELD_DECLs following it.
9018 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
9020 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
9021 order to match bswaps with signed source operands.
9023 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9025 * sdbout.c (sdbout_one_type): Fix braces in switch.
9027 2009-06-23 Richard Guenther <rguenther@suse.de>
9029 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
9031 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
9032 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
9033 var_callused, callused_tree, var_storedanything, storedanything_tree,
9034 var_integer, integer_tree): Remove global variables.
9035 (new_var_info): Do not pass new id, append the new var to the
9036 global variable vector.
9037 (do_ds_constraint): Use is_global_var member of the variable-info.
9038 (new_scalar_tmp_constraint_exp): Adjust.
9039 (create_function_info_for): Likewise.
9040 (create_variable_info_for): Likewise.
9041 (find_what_var_points_to): Remove dead code.
9042 (init_base_vars): Simplify.
9043 (compute_points_to_sets): Adjust.
9045 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
9047 * combine.c (try_combine): Dump information about the insns we're
9050 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
9052 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
9053 check when calling force_to_mode on TRUNCATE's operand.
9055 2009-06-22 Ian Lance Taylor <iant@google.com>
9057 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
9059 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
9061 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
9063 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9065 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
9066 override library linkage flags such as -static-libgcc or
9069 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
9071 * config/m68k/m68k-devices.def: Add line for MCF5221x.
9073 2009-06-22 Ian Lance Taylor <iant@google.com>
9075 * config/linux.opt: Put mglibc ahead of muclibc.
9077 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
9078 for duplicate decls.
9080 2009-06-22 Matthias Klose <doko@ubuntu.com>
9082 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
9084 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
9087 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
9088 instead of NULL if a parser error occurs.
9090 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9092 * dwarf2out.c (dwarf2_debug_hooks): Initialize
9093 non-DWARF2_DEBUGGING_INFO version.
9095 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
9097 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
9098 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
9100 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
9101 (LIBGCC2_TF_CEXT): Define.
9104 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9107 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
9109 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9111 * config/arm/arm.c (arm_override_options): Disable
9112 -mcaller-super-interworking and -mcallee-super-interworking.
9113 * doc/invoke.texi (ARM Options): Document this.
9115 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
9117 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
9118 * config/arm/constraints.md (j): New constraint for movw operands.
9119 (N): Remove thumb2 meaning.
9120 * config/arm/arm.md (*arm_movw): Delete.
9121 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
9122 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
9123 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
9125 2009-06-22 Martin Jambor <mjambor@suse.cz>
9127 PR tree-optimization/40492
9128 * tree-sra.c (sra_modify_assign): Pass zero offsets to
9129 build_ref_for_offset.
9131 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
9133 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
9134 JUMP_TABLE_DATA_P predicates where applicable.
9135 * auto-inc-dec.c: Ditto.
9136 * builtins.c: Ditto.
9137 * caller-save.c: Ditto.
9139 * cfgcleanup.c: Ditto.
9140 * cfglayout.c: Ditto.
9143 * combine-stack-adj.c: Ditto.
9149 * dwarf2asm.c: Ditto.
9150 * dwarf2out.c: Ditto.
9151 * emit-rtl.c: Ditto.
9157 * function.c: Ditto.
9160 * genpreds.c: Ditto.
9161 * genrecog.c: Ditto.
9163 * ira-costs.c: Ditto.
9164 * ira-lives.c: Ditto.
9167 * lower-subreg.c: Ditto.
9168 * modulo-sched.c: Ditto.
9170 * postreload.c: Ditto.
9171 * print-rtl.c: Ditto.
9180 * sched-vis.c: Ditto.
9182 * sel-sched-ir.c: Ditto.
9183 * simplify-rtx.c: Ditto.
9184 * targhooks.c: Ditto.
9185 * var-tracking.c: Ditto.
9186 * vmsdbgout.c: Ditto.
9188 2009-06-22 Matthias Klose <doko@ubuntu.com>
9190 * Makefile.in (install-plugin): Always use DESTDIR.
9192 2009-06-22 Olivier Hainque <hainque@adacore.com>
9194 * config/pa/pa.c (output_call): Don't optimize post call jumps
9195 into return address adjustments if the call may throw.
9197 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
9199 * arm.c (thumb1_output_casesi): New function.
9200 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
9201 optimizing for size or PIC.
9202 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
9203 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
9204 (casesi): Handle Thumb-1 when optimizing for size or PIC.
9205 (thumb1_casesi_internal_pic): New expand rule.
9206 (thumb1_casesi_dispatch): New pattern.
9207 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
9209 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
9210 in the text seciton when PIC or optimizing for size.
9211 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
9212 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
9213 preservation properties of code.
9214 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
9215 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
9216 (__gnu_thumb1_case_si): New function.
9217 * t-arm (LIB1ASMSRC): Define here.
9218 (LIB1ASMFUNCS): Add some common functions.
9219 * t-arm-elf (LIB1ASMSRC): Delete.
9220 (LIB1ASMFUNCS): Append to existing set.
9221 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9222 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9223 * t-symbian (LIB1ASMFUNCS): Likewise.
9224 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9225 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9227 2009-06-21 Richard Guenther <rguenther@suse.de>
9229 PR tree-optimization/38729
9230 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
9231 to loops with a single exit if -fno-expensive-optimizations.
9233 2009-06-21 Jakub Jelinek <jakub@redhat.com>
9235 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
9236 (dataflow_set): Change vars type from htab_t to shared_hash.
9237 (shared_hash_pool, empty_shared_hash): New variables.
9238 (vars_clear): Removed.
9239 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
9240 shared_hash_find_slot_unshare, shared_hash_find_slot,
9241 shared_hash_find_slot_noinsert, shared_hash_find): New
9243 (shared_hash_unshare, shared_hash_destroy): New functions.
9244 (unshare_variable): Unshare set->vars if shared, use
9246 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
9247 (get_init_value, find_src_set_src, dump_dataflow_set,
9248 clobber_variable_part, emit_notes_for_differences): Use
9250 (dataflow_set_init): Remove second argument, set vars to
9251 empty_shared_hash instead of creating a new htab.
9252 (dataflow_set_clear): Call shared_hash_destroy and set vars
9253 to empty_shared_hash instead of calling vars_clear.
9254 (dataflow_set_copy): Don't call vars_copy, instead just share
9255 the src htab with dst.
9256 (variable_union): Use shared_hash_*, use initially NO_INSERT
9257 lookup if set->vars is shared. Don't keep slot cleared before
9258 calling unshare_variable. Unshare set->vars if needed.
9259 Even ->refcount == 1 vars must be unshared if set->vars is shared
9260 and var needs to be modified.
9261 (variable_canonicalize): New function.
9262 (dataflow_set_union): If dst->vars is empty, just share src->vars
9263 with dst->vars and traverse with variable_canonicalize to canonicalize
9264 and unshare what is needed.
9265 (dataflow_set_different): If old_set and new_set use the same shared
9266 htab, they aren't different. If number of htab elements is different,
9267 htabs are different. Use shared_hash_*.
9268 (dataflow_set_destroy): Call shared_hash_destroy instead of
9270 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
9271 second argument to dataflow_set_init.
9272 (vt_initialize): Likewise. Initialize shared_hash_pool and
9273 empty_shared_hash, move bb in/out initialization afterwards.
9274 Use variable_htab_free instead of NULL as changed_variables del hook.
9275 (variable_was_changed): Change type of second argument to pointer to
9276 dataflow_set. When inserting var into changed_variables, bump
9277 refcount. Unshare set->vars if set is shared htab and slot needs to
9279 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
9280 lookup if set->vars is shared. Unshare set->vars if needed.
9281 Even ->refcount == 1 vars must be unshared if set->vars is shared
9282 and var needs to be modified. Adjust variable_was_changed caller.
9283 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
9284 vars must be unshared if set->vars is shared and var needs to be
9285 modified. Adjust variable_was_changed caller.
9286 (emit_note_insn_var_location): Don't pool_free var.
9287 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
9289 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
9290 free_alloc_pool on shared_hash_pool.
9292 2009-06-20 Anthony Green <green@moxielogic.com>
9294 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
9295 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
9297 2009-06-20 Richard Guenther <rguenther@suse.de>
9299 * tree-ssa-structalias.c (find_func_aliases): For memset use
9300 a constraint from NULL if we memset to zero.
9301 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
9302 we explicitly handle that do not read from memory.
9303 (call_may_clobber_ref_p_1): Properly handle builtins that may
9306 2009-06-20 Richard Guenther <rguenther@suse.de>
9308 PR tree-optimization/40495
9309 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
9310 (new_scalar_tmp_constraint_exp): New function.
9311 (process_constraint): Do not create temporary decls.
9312 (process_all_all_constraints): Likewise.
9313 (handle_const_call): Likewise.
9314 (create_function_info_for): Do not set decl.
9316 2009-06-19 Ian Lance Taylor <iant@google.com>
9318 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
9319 (rs6000_attribute_table): Make static; move before use.
9321 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
9323 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
9324 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
9325 Propagate the TREE_READONLY flag without overwriting it.
9326 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
9327 Propagate the TREE_READONLY flag onto the result.
9328 (process_call_operands): Move around. Use correct constant value.
9330 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9333 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
9334 * config/arm/arm.md: Likewise.
9336 2009-06-19 Ian Lance Taylor <iant@google.com>
9338 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
9339 to GIMPLE_ERROR_MARK.
9341 * c-typeck.c (build_conditional_expr): Add op1_original_type and
9342 op2_original_type parameters. Warn about using different enum types.
9343 * c-parser.c (c_parser_conditional_expression): Pass original
9344 types to build_conditional_expr.
9345 * c-tree.h (build_conditional_expr): Update declaration.
9347 2009-06-19 Ian Lance Taylor <iant@google.com>
9349 * config/i386/i386.c (ix86_function_specific_save): Test that
9350 fields match values, rather than testing the values are in a
9353 2009-06-19 Richard Guenther <rguenther@suse.de>
9355 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
9357 (ptr_derefs_may_alias_p): Likewise.
9358 (ptr_deref_may_alias_ref_p_1): New function.
9359 (ptr_deref_may_alias_ref_p): Likewise.
9360 (ref_maybe_used_by_call_p_1): Handle builtins that are not
9361 covered by looking at the ESCAPED solution.
9362 (call_may_clobber_ref_p_1): Likewise.
9363 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
9364 Handle NULL_TREE offset. Do not produce redundant constraints.
9365 (process_all_all_constraints): New helper function.
9366 (do_structure_copy): Use it.
9367 (handle_lhs_call): Likewise.
9368 (find_func_aliases): Handle some builtins with pointer arguments
9369 and/or return values explicitly.
9371 2009-06-19 Ian Lance Taylor <iant@google.com>
9373 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
9375 2009-06-19 Ian Lance Taylor <iant@google.com>
9377 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
9379 2009-06-19 Ian Lance Taylor <iant@google.com>
9381 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
9382 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
9385 * c-decl.c (finish_decl): If -Wc++-compat, warn about
9386 uninitialized const.
9388 2009-06-19 Ian Lance Taylor <iant@google.com>
9390 * dse.c (struct store_info): Rename bitmap field to bmap. Change
9393 * c-decl.c (in_struct, struct_types): Remove.
9394 (struct c_binding): Add in_struct field.
9395 (c_binding_ptr): Define type, along with VEC.
9396 (struct c_struct_parse_info): Define.
9397 (struct_parse_info): New static variable.
9398 (bind): Initialize in_struct field.
9399 (start_struct): Remove enclosing_in_struct and
9400 enclosing_struct_types parameters. Add
9401 enclosing_struct_parse_info parameter. Change all callers. Set
9402 struct_parse_info rather than in_struct and struct_types.
9403 (grokfield): If -Wc++-compat and there is a symbol binding for the
9404 field name, set the in_struct flag and push it on the
9405 struct_parse_info->fields vector.
9406 (warn_cxx_compat_finish_struct): New static function.
9407 (finish_struct): Remove enclosing_in_struct and
9408 enclosing_struct_types parameters. Add
9409 enclosing_struct_parse_info parameter. Change all callers. Don't
9410 set C_TYPE_DEFINED_IN_STRUCT here. Call
9411 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
9412 parameter. Only push on struct_types if warn_cxx_compat.
9413 (finish_enum): Only push on struct_types if warn_cxx_compat.
9414 (declspecs_add_type): Add loc parameter. Change all callers.
9415 Change all error calls to error_at. Pass loc, not input_location,
9416 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
9417 defined in a struct. If -Wc++-compat and parsing a struct, record
9418 that a typedef name was used.
9419 * c-parser.c (c_parser_declspecs): Get location to pass to
9421 (c_parser_struct_or_union_specifier): Update calls to start_struct
9423 * c-tree.h (struct c_struct_parse_info): Declare.
9424 (finish_struct, start_struct): Update declarations.
9425 (declspecs_add_type): Update declaration.
9427 2009-06-19 Ian Lance Taylor <iant@google.com>
9429 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
9430 variable with an anonymous type.
9432 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
9434 * see.c: Remove for real.
9436 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
9438 * optabs.h (enum optab_index): Add new OTI_significand.
9439 (significand_optab): Define corresponding macro.
9440 * optabs.c (init_optabs): Initialize significand_optab.
9441 * genopinit.c (optabs): Implement significand_optab using
9442 significand?f2 patterns.
9443 * builtins.c (expand_builtin_mathfn): Handle
9444 BUILT_IN_SIGNIFICAND{,F,L}.
9445 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
9446 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
9448 * config/i386/i386.md (significandxf2, significand<mode>2): New
9449 expanders to implement significandf, significand and significandl
9450 built-ins as inline x87 intrinsics.
9452 2009-06-18 Anatoly Sokolov <aesok@post.ru>
9454 * config/avr/avr.c (avr_override_options): Remove setting value of
9455 PARAM_INLINE_CALL_COST.
9457 2009-06-18 Richard Henderson <rth@redhat.com>
9460 * tree-pass.h (TDF_ASMNAME): New.
9461 * tree-dump.c (dump_options): Add asmname.
9462 * doc/invoke.texi: Document it.
9464 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
9465 (dump_decl_name): ...here.
9466 (dump_function_name): New flags arg; mind TDF_ASMNAME.
9467 (dump_generic_node): Update dump_function_name calls.
9468 (print_call_name): New flags arg; update all dump calls.
9469 * diagnostic.h (print_call_name): Update.
9470 * gimple-pretty-print.c (dump_gimple_call): Update.
9472 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
9475 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
9477 2009-06-18 Diego Novillo <dnovillo@google.com>
9479 * doc/plugins.texi: Document plugin_is_GPL_compatible.
9480 * plugin.c (str_license): Declare.
9481 (try_init_one_plugin): Assert that the symbol
9482 'plugin_is_GPL_compatible' exists.
9484 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
9487 * Makefile.in (OBJS-common): Remove see.o.
9489 * common.opt (fsee): Mark as preserved for backward compatibility.
9490 * opts.c (common_handle_option): Add OPT_fsee to the backward
9491 compatibility section.
9492 * passes.c (init_optimization_passes, pass_see): Remove pass.
9493 * timevar.def (TV_SEE): Remove.
9494 * tree-pass.h (pass_see): Remove declaration.
9495 * doc/invoke.texi (-fsee): Remove documentation.
9497 2009-06-18 Martin Jambor <mjambor@suse.cz>
9499 * tree-sra.c: Include statistics.h
9500 (sra_stats): New variable.
9501 (sra_initialize): Clear sra_stats.
9502 (create_access_replacement): Increment sra_stats.replacements.
9503 (get_access_replacement): Do not return twice.
9504 (analyze_all_variable_accesses): Increment statistics counter by the
9505 number of scalarized aggregates.
9506 (generate_subtree_copies): Increment sra_stats.subtree_copies.
9507 (sra_modify_expr): Increment sra_stats.exprs.
9508 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
9509 (sra_modify_assign): Increment sra_stats.exprs,
9510 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
9511 (perform_intra_sra): Update statistics counters.
9512 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
9514 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
9516 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
9517 (arm_scalar_mode_supported_p): New function.
9519 2009-06-18 Paul Brook <paul@codesourcery.com>
9520 Sandra Loosemore <sandra@codesourcery.com>
9522 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
9523 (__extendhfsf2, __truncsfhf2): Define.
9524 * config/arm/fp16.c: New file.
9525 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
9526 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
9528 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
9530 * doc/extend.texi (Half-Precision): New section.
9531 * doc/invoke.texi (Option Summary): List -mfp16-format.
9532 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
9533 * config/arm/arm.opt (mfp16-format=): New.
9534 * config/arm/arm.c: Include intl.h.
9535 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
9536 (TARGET_INVALID_RETURN_TYPE): Redefine.
9537 (TARGET_PROMOTED_TYPE): Redefine.
9538 (TARGET_CONVERT_TO_TYPE): Redefine.
9539 (arm_fp16_format): Define.
9540 (all_fpus): Add entry for neon-fp16.
9541 (fp_model_for_fpu): Likewise.
9542 (struct fp16_format): Declare.
9543 (all_fp16_formats): Define.
9544 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
9546 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
9548 (arm_legitimate_index_p): Treat HFmode like HImode.
9549 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
9550 (coproc_secondary_reload_class): Special-case HFmode.
9551 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
9552 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
9553 (arm_init_fp16_builtins): New.
9554 (arm_init_builtins): Call it.
9555 (arm_invalid_parameter_type): New.
9556 (arm_invalid_return_type): New.
9557 (arm_promoted_type): New.
9558 (arm_convert_to_type).
9559 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
9561 (arm_emit_fp16_const): New function.
9562 (arm_mangle_type): Mangle __fp16 as "Dh".
9563 * config/arm/arm.h (TARGET_VFPD32): Make it know about
9565 (TARGET_NEON_FP16): New.
9566 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
9567 (enum fputype): Add FPUTYPE_NEON_FP16.
9568 (enum arm_fp16_format_type): Declare.
9569 (arm_fp16_format): Declare.
9570 (LARGEST_EXPONENT_IS_NORMAL): Define.
9571 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
9572 * config/arm/arm-modes.def (HFmode): Define.
9573 * config/arm/vfp.md: (*movhf_vfp): New.
9576 * config/arm/arm.md: (fpu): Add neon_fp16.
9577 (floatsihf2, floatdihf2): New.
9578 (fix_trunchfsi2, fix_trunchfdi2): New.
9582 (*arm32_movhf): New.
9583 (*thumb1_movhf): New.
9584 (consttable_2): Add check for HFmode constants.
9585 (consttable_4): Handle HFmode constants.
9587 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
9589 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
9591 2009-06-17 Olivier Hainque <hainque@adacore.com>
9593 * collect2.c (main): Use CONST_CAST2 to perform char ** to
9594 const char ** conversion in AIX specific section.
9596 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
9598 * config/i386/i386.c (ix86_special_builtin_type): Remove
9599 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
9600 (bdesc_special_args): Updated.
9601 (ix86_init_mmx_sse_builtins): Likewise.
9602 (ix86_expand_special_args_builtin): Likewise.
9604 2009-06-17 Richard Henderson <rth@redhat.com>
9606 * tree-pretty-print.c (maybe_dump_asm_name): New.
9607 (dump_decl_name): Use it.
9608 (PRINT_FUNCTION_NAME): Merge into...
9609 (dump_function_name): ... here. Use maybe_dump_asm_name.
9611 2009-06-17 Cary Coutant <ccoutant@google.com>
9613 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
9615 * debug.c (struct gcc_debug_hooks): Change placeholder for
9617 (debug_nothing_int_charstar_int): Replaced by...
9618 (debug_nothing_int_charstar_int_bool): ...this.
9619 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
9620 source_line prototype.
9621 (debug_nothing_int_charstar_int): Replaced by...
9622 (debug_nothing_int_charstar_int_bool): ...this.
9623 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
9624 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
9625 Output is_stmt operand when necessary.
9626 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
9627 (notice_source_line): Add is_stmt parameter.
9628 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
9629 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
9631 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
9632 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
9634 2009-06-17 Ian Lance Taylor <iant@google.com>
9636 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
9638 (struct store_by_pieces_d): Rename from store_by_pieces. Change
9641 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
9643 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
9644 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
9645 tree_strip_sign_nop_conversions and
9646 tree_ssa_strip_useless_type_conversions rather than stripping
9647 the operations here.
9648 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
9650 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
9651 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
9652 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
9653 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
9656 2009-06-17 Michael Eager <eager@eagercon.com>
9658 * config/rs6000/constraints.md (register_constraint "d"): New.
9659 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
9660 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
9661 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
9662 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
9663 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
9664 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
9665 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
9666 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
9667 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
9668 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
9670 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
9671 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
9672 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
9673 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
9674 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
9675 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
9676 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
9677 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
9678 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
9679 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
9680 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
9681 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
9682 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
9683 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
9685 2009-06-16 Ian Lance Taylor <iant@google.com>
9687 * profile.c (total_num_never_executed): Don't define.
9688 (compute_branch_probabilities): Don't count or print
9690 (init_branch_prob): Don't set total_num_never_executed.
9691 (end_branch_prob): Don't print total_num_never_executed.
9693 2009-06-17 David Daney <ddaney@caviumnetworks.com>
9695 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
9697 2009-06-17 David Edelsohn <edelsohn@gnu.org>
9699 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
9700 (nabstd2_fpr): Same.
9702 2009-06-17 Steve Ellcey <sje@cup.hp.com>
9704 * expr.c (expand_assignment): Change complex type check.
9706 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
9708 * doc/plugins.texi (Building GCC plugins): Added new section.
9710 2009-06-17 Ian Lance Taylor <iant@google.com>
9712 * c-pch.c (get_ident): Don't set size of templ array.
9713 (pch_init): Don't set size of partial_pch array.
9715 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
9716 string constant to intialize an array whose size is the length of
9719 2009-06-17 Richard Guenther <rguenther@suse.de>
9721 PR tree-optimization/40389
9722 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
9723 to addressable types.
9724 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
9726 2009-06-17 Richard Guenther <rguenther@suse.de>
9729 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
9730 if there is no evolution of left in the loop bail out.
9731 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
9732 chrec_fold_multiply.
9734 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
9735 Janis Johnson <janis187@us.ibm.com>
9738 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
9739 for the symbol ref of a constant that is the source of a move
9740 - nor for any other not-obvious-label-ref constants.
9742 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
9744 * plugin.c (position_pass): Skip newly inserted pass during list
9745 traversal to avoid repeated insertion.
9747 2009-06-16 Ian Lance Taylor <iant@google.com>
9749 * vec.h (VEC_stack_alloc): Define different version if
9750 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
9751 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
9752 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
9753 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
9755 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
9757 * config.gcc (extra_headers): Add ia32intrin.h for x86.
9759 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
9760 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
9761 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
9762 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
9763 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
9764 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
9765 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
9766 (bdesc_special_args): Add __builtin_ia32_rdtsc and
9767 __builtin_ia32_rdtscp.
9768 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
9769 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
9770 and __builtin_ia32_rorhi.
9771 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
9772 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
9773 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
9774 (ix86_expand_args_builtin): Likewise.
9775 (ix86_expand_special_args_builtin): Likewise.
9777 * config/i386/i386.md (UNSPECV_RDTSCP): New.
9778 (UNSPECV_RDTSC): Likewise.
9779 (UNSPECV_RDPMC): Likewise.
9780 (*bsr): Renamed to ...
9782 (*bsr_rex64): Renamed to ...
9786 (*rdpmc_rex64): Likewise.
9789 (*rdtsc_rex64): Likewise.
9791 (*rdtscp): Likewise.
9792 (*rdtscp_rex64): Likewise.
9794 * config/i386/ia32intrin.h: New.
9796 * config/i386/x86intrin.h: Include <ia32intrin.h>.
9798 2009-06-16 Ian Lance Taylor <iant@google.com>
9800 * ira-build.c (copy_info_to_removed_store_destinations):
9801 Initialize parent_a.
9803 2009-06-16 Ian Lance Taylor <iant@google.com>
9805 * c-decl.c (grokdeclarator): Change size_varies to bool.
9807 2009-06-16 Ian Lance Taylor <iant@google.com>
9809 * sel-sched.c: Make forward declarations of move_op_hooks and
9810 fur_hooks explicitly extern.
9812 2009-06-16 Ian Lance Taylor <iant@google.com>
9814 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
9815 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
9817 2009-06-16 Ian Lance Taylor <iant@google.com>
9819 * resource.c (mark_referenced_resources): Change
9820 include_delayed_effects parameter to bool. Change all callers.
9821 (mark_end_of_function_resources): Likewise.
9822 * reorg.c (insn_references_resource_p): Likewise.
9823 (insn_sets_resource_p): Likewise.
9824 * resource.h (mark_referenced_resources): Update declaration.
9825 (mark_end_of_function_resources): Update declaration.
9827 2009-06-16 David Edelsohn <edelsohn@gnu.org>
9829 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
9831 2009-06-16 David Edelsohn <edelsohn@gnu.org>
9833 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
9834 GCC can bootstrap on AIX with GNU Binutils 2.20.
9836 2009-06-16 Ian Lance Taylor <iant@google.com>
9838 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
9840 2009-06-16 Ian Lance Taylor <iant@google.com>
9842 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
9843 inline, not extern inline.
9844 (exact_log2): Likewise.
9845 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
9847 (exact_log2): Likewise, but don't test CTZ_HWI.
9849 2009-06-16 Ian Lance Taylor <iant@google.com>
9851 * bitmap.c (bitmap_clear): Don't declare as inline.
9852 * gimple.c (gimplify_assign): Likewise.
9853 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
9854 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
9855 (sched_scan_info): Remove duplicate definition.
9857 2009-06-16 Ian Lance Taylor <iant@google.com>
9859 * c-common.c (skip_evaluation): Don't define.
9860 (c_inhibit_evaluation_warnings): Define global variable.
9861 (overflow_warning): Check c_inhibit_evaluation_warnings rather
9862 than skip_evaluation.
9863 (convert_and_check, warn_for_div_by_zero): Likewise.
9864 * c-common.h (skip_evaluation): Don't declare.
9865 (c_inhibit_evaluation_warnings): Declare.
9866 * c-parser.c (c_parser_typeof_specifier): Set
9867 c_inhibit_evaluation_warnings rather than skip_evaluation.
9868 (c_parser_conditional_expression): Likewise.
9869 (c_parser_binary_expression): Likewise.
9870 (c_parser_sizeof_expression): Likewise.
9871 (c_parser_alignof_expression): Likewise.
9872 * c-typeck.c (build_indirect_ref): Check
9873 c_inhibit_evaluation_warnings rather than skip_evaluation.
9874 (build_conditional_expr, build_binary_op): Likewise.
9876 2009-06-16 Richard Guenther <rguenther@suse.de>
9878 * tree-ssa-alias.c (is_escape_site): Remove.
9879 * tree-ssa-alias.h (enum escape_type): Remove.
9880 (is_escape_site): Likewise.
9881 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
9882 via casts and asms without deferring to is_escape_site.
9884 2009-06-16 Jakub Jelinek <jakub@redhat.com>
9887 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
9888 use gen_lowpart if op0 has complex mode.
9890 2009-06-16 Richard Guenther <rguenther@suse.de>
9892 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
9893 variables add them to ESCAPED.
9894 (find_func_aliases): Do not make all indirectly stored values escaped.
9896 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
9898 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
9901 2009-06-16 Martin Jambor <mjambor@suse.cz>
9903 PR tree-optimization/40432
9904 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
9905 check whether we need to force gimple register operand.
9907 2009-06-16 Martin Jambor <mjambor@suse.cz>
9909 PR tree-optimization/40413
9910 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
9911 build_ref_for_offset.
9912 (propagate_subacesses_accross_link): Fix a typo in a comment.
9914 2009-06-16 Ira Rosen <irar@il.ibm.com>
9916 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
9917 with additional parameter.
9918 * tree-vectorizer.h (enum vect_def_type): Add new value
9920 (enum vect_relevant): Add comments.
9921 (vect_is_simple_reduction): Add new argument.
9922 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
9923 Detect nested cycles.
9924 (vect_is_simple_reduction): Update documentation, add an argument to
9925 distinguish inner-loop reduction from nested cycle, detect nested
9926 cycles, fix printings and indentation, don't swap operands in case
9928 (get_initial_def_for_reduction): Handle subtraction.
9929 (vect_create_epilog_for_reduction): Add new argument to specify
9931 (vect_finalize_reduction): Handle subtraction, fix comments.
9932 (vectorizable_reduction): Handle nested cycles. In case of nested
9933 cycle keep track of the reduction variable position. Call
9934 vect_is_simple_reduction with additional parameter. Use original
9935 statement code in reduction epilogue for nested cycle. Call
9936 vect_create_epilog_for_reduction with additional parameter.
9937 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
9938 inner-loop vectorization.
9939 (vect_recog_widen_sum_pattern): Likewise.
9940 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
9942 (vect_mark_stmts_to_be_vectorized): Likewise.
9943 (vect_get_vec_def_for_operand): Handle nested cycles.
9945 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9947 * doc/invoke.texi (Debugging Options): Fix option index entries
9948 for -fdump-statistics, -frandom-seed add entries for
9949 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
9950 (FRV Options): Fix entries for -mTLS, -mtls.
9951 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
9952 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
9953 (M68hc1x Options): Fix @itemx for -mnominmax.
9954 (MCore Options): Fix entry for -mno-lsim.
9955 (MMIX Options): Fix entry for -mabi=mmixware.
9956 (PDP-11 Options): Fix entry for -mbcopy-builtin.
9958 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
9960 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
9961 Mention the plugin mode of gengtype.
9962 * doc/gty.texi (Source Files Containing Type Information): Likewise.
9963 * gengtype.c: Updated copyright.
9964 (plugin_files, nb_plugin_files) Added new static variables.
9965 (measure_input_list) Care about plugin_files.
9966 (write_rtx_next): Added early return in plugin mode.
9967 (create_file): Updated copyright year in generated file. Added
9969 (oprintf): Added early return if NULL outf.
9970 (get_output_file_with_visibility): Care of plugin_files.
9971 (get_output_file_name): May return null.
9972 (write_local): Added early return.
9973 (put_mangled_filename): Ditto.
9974 (finish_root_table): Added check for base_files.
9975 (write_roots): Care about null when plugins.
9976 (main): Added plugin mode.
9978 2009-06-15 Ian Lance Taylor <iant@google.com>
9980 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
9981 * gcov.c (read_count_file): Add braces around variables declared
9984 * c.opt (Wjump-misses-init): New warning.
9985 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
9986 -Wall and -Wc++-compat if not already set.
9987 (c_common_post_options): Clear warn_jump_misses_init if it was not
9989 * c-decl.c (struct c_binding): Change type field to a union with
9990 new label field. Make it the first field in the struct. Update
9991 references to type to use u.type instead.
9992 (struct c_spot_bindings): Define.
9993 (struct c_goto_bindings): Define.
9994 (c_goto_bindings_p): Define, along with VECs.
9995 (struct c_label_vars): Define.
9996 (struct c_scope): Add has_label_bindings field.
9997 (bind_label, set_spot_bindings): New static functions.
9998 (decl_jump_unsafe, update_spot_bindings): New static functions.
9999 (update_label_decls): New static function.
10000 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
10001 Update binding u.label field to shadowed field.
10002 (c_binding_start_stmt_expr): New function.
10003 (c_binding_end_stmt_expr): New function.
10004 (pushdecl): Don't call c_begin_vm_scope.
10005 (make_label): Add defining and p_label_vars parameters. Change
10007 (lookup_label): Correct test for whether a label has not yet been
10008 defined. Call bind_label rather than bind.
10009 (warn_about_goto): New static function.
10010 (lookup_label_for_goto): New function.
10011 (declare_label): Call bind_label rather than bind.
10012 (check_earlier_gotos): New static function.
10013 (define_label): Don't give errors about jumping into statement
10014 expressions or scopes of variably modified types. Call
10015 set_spot_bindings and check_earlier_gotos. Call bind_label
10016 instead of bind. Don't set label_context_stack_se or
10017 label_context_stack_vm.
10018 (c_get_switch_bindings): New function.
10019 (c_release_switch_bindings): New function.
10020 (c_check_switch_jump_warnings): New function.
10021 (start_function): Don't set label_context_stack_se or
10022 label_context_stack_vm.
10023 (finish_function): Likewise.
10024 * c-typeck.c (label_context_stack_se): Don't define.
10025 (label_context_stack_vm): Don't define.
10026 (c_finish_goto_label): Call lookup_label_for_goto rather than
10027 lookup_label. Don't give errors about jumping into a statement
10028 expression or the scope of a variably modified type. Don't set
10029 label_context_stack_se or label_context_stack_vm.
10030 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
10031 fields. Add bindings field.
10032 (c_start_case): Don't set deleted fields. Set bindings field.
10033 (do_case): Rework order of tests. Don't check blocked_stmt_expr
10034 or blocked_vm. Call c_check_switch_jump_warnings.
10035 (c_finish_case): Don't test blocked_stmt_expr field. Call
10036 c_release_switch_bindings.
10037 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
10038 c_switch_stack. Don't walk label_context_stack_se labels. Don't
10039 set label_context_stack_se. Call c_bindings_start_stmt_expr.
10040 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
10041 c_switch_stack. Don't walk label_context_stack_se labels. Don't
10042 set label_context_stack_se. Call c_bindings_end_stmt_expr.
10043 (c_begin_vm_scope, c_end_vm_scope): Don't define.
10044 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
10045 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
10046 (C_DECL_UNJUMPABLE_VM): Don't define.
10047 (C_DECL_UNDEFINABLE_VM): Don't define.
10048 (struct c_label_list): Don't define.
10049 (struct c_label_context_se): Don't define.
10050 (struct c_label_context_vm): Don't define.
10051 (struct c_spot_bindings): Declare.
10052 (c_bindings_start_stmt_expr): Declare.
10053 (c_bindings_end_stmt_expr): Declare.
10054 (lookup_label_for_goto): Declare.
10055 (c_get_switch_bindings, c_release_switch_bindings): Declare.
10056 (c_check_switch_jump_warnings): Declare.
10057 (label_context_stack_se, label_context_stack_vm): Don't declare.
10058 (c_finish_goto_label): Update declaration.
10059 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
10060 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
10061 (Warning Options): Document -Wjump-misses-init.
10063 2009-06-15 Jakub Jelinek <jakub@redhat.com>
10065 * tree-object-size.c (addr_object_size): Fix a pasto in the last
10068 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
10070 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
10072 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
10074 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
10076 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
10078 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
10080 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
10082 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
10083 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
10084 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
10085 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
10086 * dwarf2asm.c (dw2_force_const_mem): Update call to
10087 make_decl_one_only.
10088 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
10089 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
10090 * langhooks.c (lhd_comdat_group): Remove.
10091 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
10092 * tree.h (DECL_COMDAT_GROUP): New.
10093 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
10094 (tree_decl_with_vis): Add comdat_group. Remove one_only.
10095 (make_decl_one_only): Change signature.
10096 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
10097 make_decl_one_only.
10098 (make_decl_one_only): Change signature.
10099 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
10101 2009-06-15 Richard Guenther <rguenther@suse.de>
10103 PR middle-end/40439
10104 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
10106 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10108 * tree-ssa-math-opts.c: Remove extra divide.
10110 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10112 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
10114 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10116 * passes.c: Add bswap pass.
10117 * tree-pass.h: Add pass_optimize_bswap declaration.
10118 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
10119 Include rtl.h, expr.h and optabs.h for optab_handler check.
10120 (struct symbolic_number, pass_optimize_bswap): New definition.
10121 (do_shift_rotate, verify_symbolic_number_p): New functions.
10122 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
10123 (gate_optimize_bswap): New function.
10124 * tree.c (widest_int_cst_value): New function.
10125 * tree.h (widest_int_cst_value): Prototype added.
10127 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
10129 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
10130 REG_EQUAL/REG_EQUIV notes.
10132 2009-06-14 Richard Guenther <rguenther@suse.de>
10134 PR middle-end/40389
10135 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
10136 has its address taken if NRV was applied and it is addressable.
10137 * tree-ssa-structalias.c (get_constraint_for_address_of): New
10138 function split out from ...
10139 (get_constraint_for_1): ... here.
10140 (handle_rhs_call): Use it to mark the return slot escaped if
10141 it is addressable and NRV was applied.
10143 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
10145 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
10146 Change first argument type to location_t.
10147 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
10148 Do not set input_location.
10149 Use loc instead of input_location throughout.
10151 2009-06-13 Richard Guenther <rguenther@suse.de>
10153 PR tree-optimization/40421
10154 * tree-predcom.c (should_unroll_loop_p): Remove.
10155 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
10157 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
10159 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10160 Add location argument.
10162 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
10164 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
10166 * config/s390/s390.c (s390_build_builtin_va_list): Same.
10167 (s390_gimplify_va_arg): Pass location to create_artificial_label.
10168 * config/spu/spu-protos.h: Add location to
10169 spu_resolve_overloaded_builtin.
10170 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
10171 spu_build_builtin_va_list.
10172 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
10173 argument. Pass location to build_function_call_vec.
10174 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
10176 (emit_fpu_switch): Same.
10177 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
10178 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
10179 to build_decl and create_artificial_label.
10180 (xtensa_gimplify_va_arg_expr): Same.
10181 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
10182 (xstormy16_gimplify_va_arg_expr): Same.
10183 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
10184 * config/arm/arm.c (arm_build_builtin_va_list): Same.
10185 * config/mips/mips.c (mips_build_builtin_va_list): Same.
10186 (mips16_build_function_stub): Same.
10187 (mips16_build_call_stub): Same.
10189 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
10192 * arm/constraints.md (Pa, Pb): New constraints.
10193 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
10194 split pattern to deal with them.
10196 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
10198 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
10199 fix index entry for -Xpreprocessor.
10201 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
10203 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10204 Add location argument to build_decl call.
10205 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
10206 (rs6000_init_builtins): Same.
10207 (spe_init_builtins): Same.
10208 (rs6000_gimplify_va_arg): Add location argument to
10209 create_artificial_label call.
10211 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
10213 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
10214 * combine-stack-adj.c (pass_stack_adjustments): Use it.
10215 * Makefile.in: Fix GGC dependency for gcse.o.
10217 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
10219 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
10220 * gimple-pretty-print.c (dump_gimple_stmt): Same.
10221 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
10223 * c-parser.c (c_parser_binary_expression): Use current column while
10224 building binary operations.
10225 * common.opt (fshow-column): Enable by default.
10226 * tree-vrp.c (check_array_ref): Use warning_at.
10227 (check_array_bounds): Use location from call back if expr has no
10229 * tree.h: Add location argument to maybe_fold_*.
10230 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
10231 (maybe_fold_offset_to_array_ref): Add location argument and use it.
10232 (maybe_fold_offset_to_component_ref): Same.
10233 (maybe_fold_offset_to_reference): Same.
10234 (maybe_fold_offset_to_address): Same.
10235 (maybe_fold_stmt_indirect): Same.
10236 (maybe_fold_stmt_addition): Same.
10237 (fold_stmt_r): Pass location to maybe_fold_*.
10238 (fold_gimple_assign): Same.
10239 * c-tree.h: Add location argument to finish_decl,
10240 default_function_array_conversion, store_init_value.
10241 * c-decl.c (define_label): Use error_at.
10242 (c_make_fname_decl): Pass location to finish_decl.
10243 (finish_decl): New location argument.
10244 (build_compound_literal): Pass location to store_init_value.
10245 (grokdeclarator): Pass location to finish_decl.
10247 * c-typeck.c (array_to_pointer_conversion): New location argument.
10248 (function_to_pointer_conversion): Same.
10249 (default_function_array_conversion): Same.
10250 (parser_build_unary_op): Pass location to overflow_warning.
10251 (parser_build_binary_op): Same. Use warning_at.
10252 (build_unary_op): Pass location to array_to_pointer_conversion.
10253 (build_c_cast): Pass location to digest_init.
10254 (build_modify_expr): New location argument.
10255 (convert_for_assignment): Same.
10256 (store_init_value): Same.
10257 (digest_init): Same.
10258 (output_init_element): Pass location to digest_init and
10259 array_to_pointer_conversion.
10260 (c_finish_return): Pass location to convert_for_assignment.
10261 * gimplify.c (gimplify_conversion): Pass location to
10262 maybe_fold_offset_to_address.
10263 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
10264 to maybe_fold_stmt_addition.
10265 * c-omp.c (c_finish_omp_atomic): Pass new location to
10267 (c_finish_omp_for): Same.
10268 * c-common.c (overflow_warning): New argument.
10269 * c-common.h: New argument to build_modify_expr, overflow_warning.
10270 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
10272 (c_parser_initializer): Pass location to
10273 default_function_array_conversion.
10274 (c_parser_initelt): Same.
10275 (c_parser_initval): Same.
10276 (c_parser_asm_operands): Same.
10277 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
10278 (c_parser_conditional_expression): Same.
10279 (c_parser_binary_expression): Add location info to stack. Use it.
10280 (c_parser_unary_expression): Pass location to
10281 default_function_array_conversion, parser_build_unary_op,
10282 build_indirect_ref, c_parser_postfix_expression_after_primary.
10283 (c_parser_postfix_expression_after_primary): New location argument.
10285 (c_parser_expression_conv): Pass location to
10286 default_function_array_conversion.
10287 (c_parser_expr_list): Same.
10288 (c_parser_omp_atomic): Same.
10289 (c_parser_omp_for_loop): Same.
10290 * c-tree.h: (struct c_declarator): Add comment to id_loc.
10291 (build_array_declarator): New argument.
10292 * c-decl.c (build_array_declarator): Add location argument.
10293 (grokdeclarator): Set id_loc for cdk_array.
10294 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
10295 build_array_declarator.
10296 * tree.c (build_omp_clause): Add location argument.
10297 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
10298 (OMP_CLAUSE_LOCATION): New macro.
10299 (struct tree_omp_clause): Add location field.
10300 (build_omp_clause): Add argument.
10301 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
10302 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
10304 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
10305 (cp_parser_omp_clause_collapse): Same.
10306 (cp_parser_omp_clause_default): Same.
10307 (cp_parser_omp_clause_if): Same.
10308 (cp_parser_omp_clause_nowait): Same.
10309 (cp_parser_omp_clause_num_threads): Same.
10310 (cp_parser_omp_clause_ordered): Same.
10311 (cp_parser_omp_clause_schedule): Same.
10312 (cp_parser_omp_clause_untied): Same.
10313 (cp_parser_omp_for_loop): Same.
10314 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
10315 * c-tree.h (c_start_case): Add location argument.
10316 (c_process_expr_stmt): Same.
10317 (c_finish_goto_*): Same.
10318 * tree-parloops.c (initialize_reductions): Pass location to
10320 (create_parallel_loop): Same.
10321 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
10322 (gfc_trans_omp_reduction_list): Same.
10323 (gfc_trans_omp_clauses): Same.
10324 (gfc_trans_omp_do): Same.
10325 * c-typeck.c (c_finish_goto_label): Same.
10326 (c_finish_goto_ptr): New location argument.
10327 (c_start_case): Same.
10328 (emit_side_effect_warnings): Same.
10329 (c_process_expr_stmt): Same.
10330 (c_finish_stmt_expr): Same.
10331 (c_finish_omp_clauses): Use error_at instead of error.
10332 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
10334 * c-omp.c (c_split_parallel_clauses): New location argument.
10335 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
10336 to build_omp_clause.
10337 (convert_local_reference_stmt): Same.
10338 (convert_gimple_call): Same.
10339 * c-common.h (c_split_parallel_clauses): New argument.
10340 * c-parser.c (c_parser_statement_after_labels): Pass location to
10341 c_finish_goto_label.
10342 (c_parser_switch_statement): Pass location to c_start_case.
10343 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
10344 and c_process_expr_stmt.
10345 (c_parser_omp_variable_list): Add location argument.
10346 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
10347 (c_parser_omp_clause_default): Same.
10348 (c_parser_omp_clause_if): Same.
10349 (c_parser_omp_clause_num_threads): Same.
10350 (-c_parser_omp_clause_ordered): Same.
10351 (c_parser_omp_clause_reduction): Pass location to
10352 c_parser_omp_variable_list.
10353 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
10354 (c_parser_omp_clause_untied): Same.
10355 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
10356 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
10358 * c-tree.h (check_for_loop_decls, undeclared_variable,
10359 build_component_ref, build_array_ref, build_external_ref,
10360 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
10361 build_conditional_expr, build_compound_expr, c_cast_expr,
10362 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
10363 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
10365 * c-semantics.c (build_stmt): Same.
10366 (build_case_label): Same.
10367 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
10368 (undeclared_variable): New argument.
10369 (make_label): Same.
10370 (lookup_label): Pass location on down.
10371 (define_label): Same.
10372 (finish_decl): Same.
10373 (build_compound_literal): Same.
10374 (finish_struct): Same.
10375 (finish_function): Do not set location here.
10376 (check_for_loop_decls): New argument.
10377 * tree.c (save_expr): Set location.
10378 (build_empty_stmt): New argument.
10379 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
10380 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
10381 * builtins.c (gimplify_va_arg_expr): Use locations.
10382 (expand_builtin_sync_operation): Same.
10383 * c-typeck.c (build_component_ref): New argument.
10384 (build_array_ref): Same.
10385 (build_external_ref): Same.
10386 (c_expr_sizeof_expr): Same.
10387 (c_expr_sizeof_type): Same.
10388 (parser_build_unary_op): Same.
10389 (build_conditional_expr): Same.
10390 (build_compound_expr): Pass location on down.
10391 (build_compound_expr): New argument.
10392 (build_c_cast): Same.
10393 (c_cast_expr): Same.
10394 (build_asm_expr): Same.
10395 (c_finish_return): Same.
10396 (c_process_expr_stmt): Pass location on down.
10397 (c_finish_stmt_expr): New argument.
10398 (push_clenaup): Same.
10399 (c_finish_omp_parallel): Same.
10400 (c_finish_omp_task): Same.
10401 * gimplify.c (gimplify_call_expr): Pass location on down.
10402 * c-omp.c (c_finish_omp_master): New argument.
10403 (c_finish_omp_critical): Same.
10404 (c_finish_omp_ordered): Same.
10405 (c_finish_omp_barrier): Same.
10406 (-c_finish_omp_taskwait): Same.
10407 (c_finish_omp_atomic): Same.
10408 (c_finish_omp_flush): Same.
10409 * tree-inline.c (copy_tree_body_r): Pass location on down.
10410 (inline_forbidden_p): Remove use of input_location.
10411 * c-gimplify.c (c_build_bind_expr): New argument.
10412 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
10413 (c_sizeof_or_alignof_type): New argument.
10414 (c_alignof_expr): Same.
10415 (build_va_arg): Same.
10416 (c_add_case_label): Same.
10417 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
10418 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
10419 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
10420 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
10421 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
10422 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
10424 * stub-objc.c (objc_build_selector_expr): Same.
10425 (objc_build_throw_stmt): Same.
10426 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
10427 (c_parser_initelt): Same.
10428 (c_parser_compound_statement): Same.
10429 (c_parser_compound_statement_nostart): Same.
10430 (c_parser_label): Same.
10431 (c_parser_statement_after_labels): Same.
10432 (c_parser_if_body): Same.
10433 (c_parser_else_body): Same.
10434 (c_parser_if_statement): Same.
10435 (c_parser_switch_statement): Same.
10436 (c_parser_while_statement): Same.
10437 (c_parser_do_statement): Same.
10438 (c_parser_for_statement): Same.
10439 (c_parser_asm_statement): Same.
10440 (c_parser_conditional_expression): Same.
10441 (c_parser_binary_expression): Same.
10442 (c_parser_cast_expression): Same.
10443 (c_parser_unary_expression): Same.
10444 (c_parser_sizeof_expression): Same.
10445 (c_parser_alignof_expression): Same.
10446 (c_parser_postfix_expression): Same.
10447 (c_parser_expression): Same.
10448 (c_parser_objc_receiver): Same.
10449 (c_parser_omp_variable_list): Same.
10450 (c_parser_omp_structured_block): Same.
10451 (c_parser_omp_atomic): New argument.
10452 (c_parser_omp_barrier): Same.
10453 (c_parser_omp_critical): Same.
10454 (c_parser_omp_flush): Pass location on down.
10455 (c_parser_omp_for_loop): New argument.
10456 (c_parser_omp_for): Same.
10457 (c_parser_omp_master): Same.
10458 (c_parser_omp_ordered): Same.
10459 (c_parser_omp_sections_scope): Same.
10460 (c_parser_omp_sections): Same.
10461 (c_parser_omp_parallel): Same.
10462 (c_parser_omp_single): Same.
10463 (c_parser_omp_task): Same.
10464 (c_parser_omp_taskwait): Pass location on down.
10465 (c_parser_omp_construct): Same.
10466 (c_parser_omp_threadprivate): Same.
10467 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
10468 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
10469 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
10470 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
10471 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
10472 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
10473 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
10474 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
10475 config/i386/i386.c, stmt.c:
10476 Add location argument to the following function definitions and/or
10477 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
10478 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
10479 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
10480 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
10481 do_case, c_finish_bc_stmt, build_compound_literal,
10482 build_function_call.
10483 * c-decl.c (build_compound_literal): Add location argument.
10484 Make all diagnostic calls use location.
10485 (start_struct): Same.
10486 (finish_struct): Same.
10487 (start_enum): Same.
10488 (build_enumerator): Same.
10489 (start_function): Same.
10490 (grokdeclarator): Make all diagnostic calls use location.
10491 (store_parm_decls_oldstyle): Same.
10492 * c-typeck.c (build_function_call): Add location argument.
10493 Make all diagnostic calls use location.
10495 (c_finish_bc_stmt): Same.
10496 * tree-nested.c (get_trampoline_type): Add argument.
10497 Pass location to build_decl.
10498 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
10499 * rtl.h (RTL_LOCATION): New.
10500 * c-common.c (c_add_case_label): Add location argument.
10501 Make all diagnostic calls use location.
10502 * c-common.h: Add location argument to make_fname_decl, do_case,
10503 c_add_case_label, build_function_call, resolve_overloaded_builtin.
10504 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
10505 Set it appropriately for every case. Pass enum_loc to start_enum
10506 call. Pass value_loc first to build_enumerator. Pass enum_loc to
10508 (c_parser_struct_or_union_specifier): Save location. Use it for
10509 start_struct, finish_struct, and parser_xref_tag.
10511 2009-06-12 Ian Lance Taylor <iant@google.com>
10513 * fold-const.c (fold_unary): Rename local variable and to and_expr.
10515 * c-opts.c (c_common_handle_option): For -Wc++-compat set
10516 cpp_opts->warn_cxx_operator_names.
10518 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
10521 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
10522 is returns NULL and OP is a VCE, look through the VCE.
10524 2009-06-12 Ian Lance Taylor <iant@google.com>
10527 * collect2.c (main): Use CONST_CAST2 in code inside #if
10528 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
10530 2009-06-12 Joey Ye <joey.ye@intel.com>
10532 PR middle-end/39146
10533 * cfgexpand.c (get_decl_align_unit): Update
10534 max_used_stack_slot_alignment with align instead of
10535 stack_alignment_needed.
10537 * function.c (assign_stack_local_1): Update
10538 max_used_stack_slot_alignment with alignment_in_bits instead
10539 of stack_alignment_needed.
10540 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
10543 2009-06-12 Jakub Jelinek <jakub@redhat.com>
10545 * dwarf2out.c (last_var_location_insn): New variable.
10546 (dwarf2out_end_epilogue): Clear last_var_location_insn.
10547 (dwarf2out_var_location): Don't record anything after last real
10548 insn. Only change labels if there were any real instructions
10549 in between last note and this one, or if changed sections.
10551 2009-06-11 Richard Henderson <rth@redhat.com>
10553 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
10554 note when storing the frame pointer in a register.
10555 (FRP): Don't redefine to nothing for epilogue.
10556 (alpha_expand_epilogue): Mark register and sp restores.
10557 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
10559 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
10560 when gen_lowpart is needed.
10562 2009-06-11 Richard Henderson <rth@redhat.com>
10564 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
10566 * dwarf2out.c (need_data_align_sf_opcode): New.
10567 (div_data_align): Move earlier.
10568 (def_cfa_1, reg_save): Use it.
10570 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
10572 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
10573 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
10574 (ix86_handle_option): Handle OPT_mcrc32.
10575 (ix86_target_string): Add -mcrc32.
10576 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
10578 * config/i386/i386.h (TARGET_CRC32): New.
10580 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
10581 (sse4_2_crc32di): Likewise.
10583 * config/i386/i386.opt (mcrc32): New.
10585 * doc/invoke.texi: Document -mcrc32.
10587 2009-06-11 Richard Henderson <rth@redhat.com>
10589 * common.opt (gdwarf-): Accept a version number.
10590 * doc/invoke.texi (gdwarf-): Update docs.
10591 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
10592 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
10593 version level, and record it.
10595 * dwarf2.h (DW_CIE_VERSION): Remove.
10596 * dwarf2out.c (DWARF_VERSION): Remove.
10597 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
10598 (output_call_frame_info): Use CIE version 3 for dwarf3,
10599 or if the return register column is out of range for version 1.
10600 (dwarf_stack_op_name): Add all dwarf3 values.
10601 (DEBUG_PUBTYPES_SECTION): New.
10602 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
10603 encoding change for dwarf3.
10604 (output_die) [dw_val_class_die_ref]: Likewise.
10605 (output_compilation_unit_header): Emit correct version for dwarf3.
10606 (output_line_info): Likewise.
10607 (output_pubnames): Update for DWARF_VERSION removal.
10608 (output_aranges): Likewise.
10609 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
10610 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
10611 (dwarf2out_finish): Likewise.
10613 2009-06-11 David Daney <ddaney@caviumnetworks.com>
10615 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
10618 2009-06-11 David Daney <ddaney@caviumnetworks.com>
10621 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
10622 * builtins.c (expand_builtin_unreachable): New function.
10623 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
10624 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
10625 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
10627 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
10628 searching for missing barriers.
10630 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
10632 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
10633 when -fprofile-generate* was passed.
10634 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
10636 2009-06-11 Anthony Green <green@moxielogic.com>
10638 * config/moxie/moxie.md: Define length attribute for all instructions.
10640 (*b<cond:code>): Support limited branch ranges for new PC-relative
10641 branch instructions.
10642 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
10644 2009-06-11 Jakub Jelinek <jakub@redhat.com>
10646 * config/i386/i386.c (min_insn_size): Use get_attr_length
10647 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
10648 For __asm return 0.
10650 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
10651 instead of emit_insn_before.
10653 2009-06-10 Ian Lance Taylor <iant@google.com>
10656 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
10659 2009-06-10 Revital Eres <eres@il.ibm.com>
10661 * passes.c (init_optimization_passes): Reschedule
10662 predictive-commoning pass before complete unroll pass.
10664 2009-06-10 Martin Jambor <mjambor@suse.cz>
10666 * cgraph.c (cgraph_node_can_be_local_p): New function.
10667 (cgraph_make_node_local): New function.
10668 * cgraph.h (cgraph_node_can_be_local_p): Declare.
10669 (cgraph_make_node_local): Declare.
10671 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
10673 * tree.h (tree_base): Add packed_flag and user_align fields.
10674 Decrease size of spare field.
10675 (TYPE_USER_ALIGN): Use user_align from tree_base.
10676 (DECL_USER_ALIGN): Likewise.
10677 (TYPE_PACKED): Use packed_flag from tree_base.
10678 (DECL_PACKED): Likewise.
10679 (tree_type): Delete packed_flag and user_align fields. Widen
10680 precision field. Widen mode field and shuffle fields to align
10681 mode on an 8-bit boundary.
10682 (tree_decl_common): Delete decl_flag_1 and user_align fields.
10683 Renumber decl_flag_* fields. Fix comments. Widen
10684 decl_common_unused field.
10685 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
10686 (DECL_EXTERNAL): Likewise.
10687 (DECL_BIT_FIELD): Likewise.
10688 (DECL_NONADDRESSABLE_P): Likewise.
10689 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
10690 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
10692 2009-06-10 Ian Lance Taylor <iant@google.com>
10694 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
10695 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
10696 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
10697 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
10698 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
10699 DEF_VEC_ALLOC_FUNC_P.
10700 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
10701 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
10702 DEF_VEC_ALLOC_FUNC_O.
10703 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
10704 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
10705 DEF_VEC_ALLOC_FUNC_I.
10706 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
10707 (vec_stack_p_reserve_exact_1): Declare.
10708 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
10709 (vec_stack_free): Declare.
10710 (VEC_stack_alloc): Define.
10711 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
10712 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
10713 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
10714 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
10716 (stack_vecs): New static variable.
10717 (vec_stack_p_reserve_exact_1): New function.
10718 (vec_stack_o_reserve_1): New static function.
10719 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
10720 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
10721 (vec_stack_free): New function.
10722 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
10723 (VEC_df_ref_stack_alloc): Define.
10724 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
10725 DEF_VEC_ALLOC_P_STACK.
10726 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
10727 (struct df_collection_rec): Change _vec fields to VEC. Remove
10729 (df_free_collection_rec): Adjust for new fields.
10730 (df_insn_rescan): Use new df_collection_rec fields.
10731 (df_notes_rescan, df_canonize_collection_rec): Likewise.
10732 (df_ref_create_structure, df_ref_record): Likewise.
10733 (df_get_conditional_uses, df_get_call_refs): Likewise.
10734 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
10735 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
10736 (df_record_exit_block_uses, df_bb_verify): Likewise.
10737 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
10738 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
10739 Remove count parameter. Change return type to void. Change all
10741 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
10742 Remove count parameter. Change return type to void. Change all
10744 (df_install_refs): Change old_vec parameter to VEC. Remove count
10745 parameter. Change all callers.
10746 (df_install_mws): Change old_vec parameter to VEC. Remove count
10747 parameter. Change all callers.
10748 (df_refs_verify): Change new_rec parameter to VEC. Change call
10750 (df_mws_verify): Likewise.
10752 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
10754 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
10756 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
10758 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
10760 2009-06-10 Anthony Green <green@moxielogic.com>
10762 * config/moxie/crti.asm: New file.
10763 * config/moxie/crtn.asm: New file.
10764 * config/moxie/moxie.c: New file.
10765 * config/moxie/moxie.h: New file.
10766 * config/moxie/sfp-machine.h: New file.
10767 * config/moxie/moxie-protos.h: New file.
10768 * config/moxie/t-moxie: Created.
10769 * config/moxie/t-moxie-softfp: Created.
10770 * config/moxie/moxie.md: Created.
10771 * config/moxie/constraints.md: Created.
10772 * config.gcc: Add moxie support.
10773 * doc/md.texi (Machine Constraints): Add moxie constraints.
10774 * doc/contrib.texi (Contributors): Mention moxie port.
10775 * doc/install.texi (Specific): Mention the moxie port.
10777 2009-06-09 Ian Lance Taylor <iant@google.com>
10779 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
10780 compiling with C++.
10781 * optabs.c (optab_table): Only use designated initializers if
10782 HAVE_DESIGNATED_INITIALIZERS is defined.
10783 (convert_optab_table): Likewise.
10784 (init_optabs): Always call init_insn_codes if
10785 HAVE_DESIGNATED_INITIALIZERS is not defined.
10787 2009-06-09 Ian Lance Taylor <iant@google.com>
10789 * targhooks.c (default_builtin_vectorized_function): Change fn
10790 parameter to unsigned int.
10791 (default_builtin_vectorized_conversion): Change code parameter to
10793 (default_builtin_reciprocal): Change fn parameter to unsigned int.
10794 * targhooks.h: Update declarations.
10795 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
10796 parameter to unsigned int.
10798 * c-typeck.c (comptypes_check_enum_int): New static function.
10799 (comptypes_internal): Add enum_and_int_p parameter. Change all
10801 (comp_target_types): Add location parameter. Change all callers.
10802 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
10803 Change all callers.
10804 (function_types_compatible_p, type_lists_compatible_p): Likewise.
10805 (build_conditional_expr): Add colon_loc parameter. Change all
10807 (convert_for_assignment): Add location parameter. Change all callers.
10808 * c-parser.c (c_parser_conditional_expression): Pass location of
10809 colon to build_conditional_expr.
10810 * c-tree.h (build_conditional_expr): Update declaration.
10812 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
10814 * graphite.c: Revert previous patch.
10816 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
10819 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
10821 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
10823 * tree-ssa-loop-prefetch.c
10824 (loop_prefetch_arrays): Fixed a portability problem in printf format
10827 2009-06-09 Martin Jambor <mjambor@suse.cz>
10829 PR tree-optimization/40351
10830 * tree-sra.c (propagate_subacesses_accross_link): Check that a
10831 refrence to a potential artifical subaccess can be constructed.
10833 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
10835 * config/sh/sh-protos.h (sh_optimization_options): Declare.
10836 (sh_override_options): Likewise.
10837 * config/sh/sh.c: Include params.h.
10838 (sh_optimization_options): New.
10839 (sh_override_options): Likewise.
10840 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
10841 (OVERRIDE_OPTIONS): Use sh_override_options.
10843 2009-06-08 Jakub Jelinek <jakub@redhat.com>
10845 * dwarf2out.c (emit_cfa_remember): New variable.
10846 (add_fde_cfi): If emit_cfa_remember, recurse to add
10847 DW_CFA_remember_state first.
10848 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
10849 instead just set emit_cfa_remember.
10851 2009-06-08 Jan Hubicka <jh@suse.cz>
10854 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
10856 2009-06-08 Jan Hubicka <jh@suse.cz>
10858 PR middle-end/39834
10859 * cgraphunit.c (save_inline_function_body): Do not copy transform
10860 hooks for saved inline bodies.
10861 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
10862 for given function.
10864 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
10866 * jump.c (returnjump_p): Handle delayed branches. Add missing
10869 2009-06-08 Jan Hubicka <jh@suse.cz>
10871 PR middle-end/40102
10872 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
10873 original node might've been modified.
10874 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
10876 2009-06-08 Jakub Jelinek <jakub@redhat.com>
10878 * tree-object-size.c (addr_object_size): Add OSI argument.
10879 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
10880 (compute_builtin_object_size, expr_object_size): Adjust callers.
10881 (plus_stmt_object_size): Call addr_object_size instead of
10882 compute_builtin_object_size.
10884 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
10885 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
10887 * tree-ssa-loop-prefetch.c
10888 (gather_memory_references): Introduced a counter for the number of
10890 (anything_to_prefetch_p): Introduced a counter for the number of
10892 (is_loop_prefetching_profitable): New function with a cost model
10894 (loop_prefetch_arrays): Use the new cost model to determine if
10895 prefetching is profitable.
10896 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
10897 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
10898 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
10899 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
10900 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
10901 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
10903 2009-06-08 Michael Matz <matz@suse.de>
10906 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
10907 partitions use the same.
10908 (expand_one_var): Deal with DECL_RTL sometimes begin set also
10909 for basevars of SSA_NAMEs.
10910 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
10911 to not expand them twice.
10912 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
10915 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
10917 * common.opt (fcompare-debug=, fcompare-debug-second): New.
10918 (fdump-final-insns=, gtoggle): New.
10919 * doc/invoke.texi: Document them.
10920 * final.c (rest_of_clean_state): Dump final insn stream.
10921 * gcc.c (invoke_as): Hook in -fcompare-debug.
10922 (static_spec_functions): Add compare-debug-dump-opt,
10923 compare-debug-self-opt and compare-debug-auxbase-opt.
10924 (compare_debug, compare_debug_second, compare_debug_opt): New.
10925 (switches_debug_check, n_switches_debug_check): New.
10926 (debug_auxbase_opt, debug_check_temp_file): New.
10927 (process_command): Handle -fno-compare-debug, -fcompare-debug and
10929 (do_self_spec): Handle arguments after switches.
10930 (do_spec_1): Add .gk extension to temp file basenames for compare.
10931 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
10932 (cc1_options): Use it instead of normal auxbase computation for
10933 the second compare-debug compilation.
10934 (compare_files): New.
10935 (main): Set up and implement compare debug mode.
10936 (compare_debug_dump_opt_spec_function): New.
10937 (compare_debug_self_opt_spec_function): New.
10938 (compare_debug_auxbase_opt_spec_function): New.
10939 * toplev.c (process_options): Handle flag_gtoggle,
10940 flag_dump_final_insns.
10941 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
10942 during -fcompare-debug-second compilation.
10944 2009-06-07 Ian Lance Taylor <iant@google.com>
10946 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
10947 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
10949 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
10950 with no default node. Change warning with %H to warning_at.
10951 Don't clear warn_switch around case checking.
10952 * doc/invoke.texi (Warning Options): Clarify distinction between
10953 -Wswitch and -Wswitch-enum.
10955 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10957 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
10959 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10961 * gbl-ctors.h: Add header guard.
10963 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10965 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
10966 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
10967 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
10968 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
10969 prototypes for removed functions.
10970 (expressions_equal_p): Move to ...
10971 * tree-ssa-sccvn.h: ... here and ...
10972 * matrix-reorg.c: ... adjust includes.
10974 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10976 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
10978 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10980 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
10981 (finish_function): Remove erroneous whitespace.
10983 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10985 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
10986 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
10988 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10990 * errors.c (internal_error): Commentary typo fix.
10991 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
10992 * tree-ssa-pre.c: Ditto.
10994 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10996 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
10997 them is supposed to hold actual statements.
10999 2009-06-06 Ian Lance Taylor <iant@google.com>
11001 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
11002 empty statements can now have attributes.
11004 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
11006 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
11007 * config/mips/mips.md: Ditto.
11009 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
11011 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
11013 (__eabi_uconvert): Likewise.
11015 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
11017 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
11018 CFI_* definitions with IN_GCC.
11020 2009-06-05 David Edelsohn <edelsohn@gnu.org>
11022 * xcoffout.h (xcoffout_source_line): Update prototype.
11024 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11026 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
11027 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
11029 2009-06-05 Jakub Jelinek <jakub@redhat.com>
11031 PR middle-end/40340
11032 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
11033 inlined_function_outer_scope_p blocks for artificial inlines
11035 * tree.c (tree_nonartificial_location): Rewrite using
11036 block_nonartificial_location.
11038 2009-06-05 Revital Eres <eres@il.ibm.com>
11039 Leehod Baruch <leehod@il.ibm.com>
11041 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
11042 (expand_expr_real_1): Remove comment.
11043 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
11044 Vectorize misaligned access when the target supports it.
11045 (vect_supportable_dr_alignment): Check for unaligned access support.
11046 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
11049 2009-06-05 Julian Brown <julian@codesourcery.com>
11051 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
11052 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
11054 2009-06-05 Richard Guenther <rguenther@suse.de>
11057 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
11058 as possibly unused.
11060 2009-06-05 Jakub Jelinek <jakub@redhat.com>
11062 * config/s390/s390.c (global_not_special_regno_p): New static inline.
11063 (save_gprs): Don't tell unwinder when a global register is saved.
11064 (s390_emit_epilogue): Emit needed epilogue unwind info.
11066 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
11068 * dwarf2out.c (deferred_asm_name): New.
11069 (add_name_and_src_coords_attributes): Defer creation of
11070 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
11072 (move_linkage_attr): New.
11073 (dwarf2out_finish): Revisit deferrals and emit attributes at the
11076 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
11078 * tree-nested.c (finalize_nesting_tree_1): Declare the
11079 frame_decl in the binding tree.
11081 2009-06-04 Cary Coutant <ccoutant@google.com>
11083 * basic-block.h (struct basic_block_def): Add discriminator field.
11084 * dbxout.c (dbxout_source_line): Add new parameter. Change all
11086 * debug.c (do_nothing_debug_hooks): Add additional entry.
11087 (debug_nothing_int_charstar_int): New function.
11088 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
11089 (debug_nothing_int_charstar_int): New declaration.
11090 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
11091 discriminator value in .loc directive.
11092 * final.c (last_discriminator): New variable.
11093 (discriminator): New variable.
11094 (final_start_function): Initialize above variables, pass current
11095 discriminator to debug hook.
11096 (notice_source_line): Check for discriminator change.
11097 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
11098 * sdbout.c (sdbout_source_line): New parameter.
11099 * tree-cfg.c (struct locus_discrim_map): New structure type.
11100 (discriminator_per_locus): New hash table.
11101 (build_gimple_cfg): Allocate and free discriminator hash table.
11102 (make_edges): Call assign_discriminator.
11103 (locus_map_hash): New function.
11104 (locus_map_eq): New function.
11105 (next_discriminator_for_locus): New function.
11106 (same_line_p): New function.
11107 (assign_discriminator): New function.
11108 (make_cond_expr_edges): Call assign_discriminator.
11109 (make_gimple_switch_edges): Likewise.
11110 (first_non_label_stmt): New function.
11111 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
11113 * xcoffout.c (xcoffout_source_line): Add new parameter.
11115 * configure.ac (gcc_cv_as_discriminator): New configury check for
11116 gas support for discriminator.
11117 * configure: Regenerate.
11118 * config.in: Regenerate.
11120 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11122 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
11123 val after checking for integers.
11125 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
11127 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
11129 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
11130 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
11131 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
11132 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
11133 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
11134 X64_SSE_REGPARM_MAX.
11135 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
11136 X64_SSE_REGPARM_MAX.
11138 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
11140 * gcc.c (report_times_to_file): New.
11141 (execute): Implement it.
11142 (process_command): Support -time=.
11143 * doc/invoke.texi: Document it.
11145 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
11147 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
11148 that have value exprs.
11150 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
11152 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
11153 declarations for constants until...
11154 (dw2_output_indirect_constant_1): ... this point.
11156 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
11159 * arm.md (arm_addsi3): Don't try to split an add with an
11160 eliminable register until after reload has completed.
11162 2009-06-03 Ian Lance Taylor <iant@google.com>
11164 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
11165 * genattrtab.c (write_length_unit_log): Likewise.
11166 * genchecksum.c (dosum): Likewise.
11167 * gengtype.c (write_rtx_next): Likewise.
11168 (finish_root_table, write_roots): Likewise.
11169 * gimple.c (gimple_ops_offset_): Likewise.
11170 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
11171 * config/arc/arc.c (arc_attribute_table): Likewise.
11172 * config/arm/arm.c (arm_attribute_table): Likewise.
11173 * config/avr/avr.c (avr_attribute_table): Likewise.
11174 * config/crx/crx.c (crx_attribute_table): Likewise.
11175 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
11176 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
11177 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
11178 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
11179 * config/sh/sh.c (sh_attribute_table): Likewise.
11180 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
11181 * config/spu/spu.c (spu_attribute_table): Likewise.
11182 * config/v850/v850.c (v850_attribute_table): Likewise.
11184 * config/alpha/alpha.c (vms_attribute_table): Make static.
11185 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
11186 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
11187 * config/mips/mips.c (mips_attribute_table): Likewise.
11189 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
11191 (cc1-checksum.o): Likewise.
11193 2009-06-03 Steve Ellcey <sje@cup.hp.com>
11195 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
11197 2009-06-03 Jakub Jelinek <jakub@redhat.com>
11199 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
11200 insn if it is changing sp. Use gen_add3_insn instead of
11201 conditionally gen_addsi3 and gen_adddi3.
11202 (offset_below_red_zone_p): New static inline function.
11203 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
11204 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
11205 * config/rs6000/ppc-asm.h: Include auto-host.h.
11206 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
11207 CFI_RESTORE): Define.
11208 * config/rs6000/crtresxgpr.asm: Add unwind info.
11209 * config/rs6000/crtresxfpr.asm: Likewise.
11210 * config/rs6000/crtresgpr.asm: Likewise.
11211 * config/rs6000/crtresfpr.asm: Likewise.
11212 * config/rs6000/crtsavgpr.asm: Likewise.
11213 * config/rs6000/crtsavfpr.asm: Likewise.
11215 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
11216 argument of DWARF2_FRAME_REG_OUT macros.
11218 2009-06-03 Julian Brown <julian@codesourcery.com>
11220 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
11221 words or less (including TImode) in core registers.
11223 2009-06-03 Richard Guenther <rguenther@suse.de>
11225 PR middle-end/40328
11226 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
11228 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
11230 * statistics.c (statistics_counter_event): Do not record event
11231 in pass dump if its number == -1.
11232 (curr_statistics_hash): Add assert that we never get passes
11233 with static number == -1.
11235 2009-06-03 Richard Guenther <rguenther@suse.de>
11236 Andrey Belevantsev <abel@ispras.ru>
11238 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
11239 non-BLKmode arrays addressable.
11241 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
11243 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
11244 * config/m68k/m68k.h: ... here.
11245 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
11248 2009-06-03 Martin Jambor <mjambor@suse.cz>
11250 PR tree-optimization/40323
11251 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
11254 2009-06-03 Richard Guenther <rguenther@suse.de>
11256 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
11259 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
11261 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
11262 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
11263 JUMP_TABLE_DATA_P where applicable.
11264 * config/sh/sh.c: Ditto.
11265 * config/sh/sh.h: Ditto.
11266 * config/sh/sh.md: Ditto.
11267 * config/sh/symbian.c: Ditto.
11269 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
11271 * config/i386/driver-i386.c (describe_cache): Optimize
11272 concatenation of strings. Use snprintf instead of sprintf.
11273 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
11274 target when not compiling with GCC.
11276 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
11278 * config/sh/sh.c: Revert last change.
11279 (sh_expand_epilogue): Emit a blockage insn before the frame
11280 pointer adjustment unconditionally.
11282 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11284 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
11285 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
11286 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
11287 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
11288 to COLLECT_GCC_OPTIONS.
11290 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11292 * collect2.c (target_system_root): New variable.
11293 (main): Handle --sysroot=.
11294 (ignore_library): Strip the sysroot from the library path.
11296 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11298 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
11299 (collect2.o): Depend on collect2-aix.h.
11300 (collect2-aix.o): New rule.
11301 * collect2-aix.h: New file.
11302 * collect2-aix.c: Likewise.
11303 * collect2.c: Include collect2-aix.h. Don't undefine
11304 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
11305 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
11306 Use TARGET_AIX_VERSION instead of _AIX51.
11307 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
11308 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
11309 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
11310 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
11311 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
11313 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11315 * collect2.c (ignore_library): Avoid premature post-increment
11316 and null deference.
11318 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11320 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
11321 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
11322 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
11323 CROSS_DIRECTORY_STRUCTURE too.
11324 (LINK_LIBG_SPEC): Likewise.
11325 (LIB_SPEC): Add %R to sysroot paths.
11326 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
11327 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
11328 * config/rs6000/aix51.h: As for aix43.h.
11329 * config/rs6000/aix52.h: Likewise.
11330 * config/rs6000/aix53.h: Likewise.
11331 * config/rs6000/aix61.h: Likewise.
11332 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
11333 to the beginning of sysroot paths.
11335 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11337 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
11338 INSN_LISTs that are out of the REG_NOTE range.
11340 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11342 * loop-unroll.c (struct iv_to_split): Add pointer to next.
11343 (struct var_to_expand): Likewise.
11344 (struct opt_info): Add head and tail for linked lists of the above.
11345 (analyze_insn_to_expand_var): Initialize next.
11346 (analyze_iv_to_split_insn): Likewise.
11347 (analyze_insns_in_loop): Create linked lists.
11348 (allocate_basic_variable): Simplify for use without hash table.
11349 (insert_var_expansion_initialization): Likewise, make it type-safer.
11350 (combine_var_copies_in_loop_exit): Likewise.
11351 (apply_opt_in_copies): Walk lists rather than hash tables.
11352 (release_var_copies): Simplified and inlined by hand into...
11353 (free_opt_info): ... this function.
11355 2009-06-02 Richard Guenther <rguenther@suse.de>
11357 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
11360 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11362 * cfgexpand.c (gimple_expand_cfg): Discard the source location
11363 only for builtins that are not overridden.
11365 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11367 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
11370 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11372 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
11374 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11376 * combine.c (move_deaths): Compare LUIDs within the same BB only.
11378 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11380 * common.opt (fdump-unnumbered-links): New.
11381 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
11382 * print-rtl.c (flag_dump_unnumbered_links): New.
11383 (print_rtx): Test it.
11385 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
11387 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
11388 push/pop multiple to 8-byte alignment.
11390 2009-06-01 Jakub Jelinek <jakub@redhat.com>
11392 * config/i386/i386.c (queued_cfa_restores): New static variable.
11393 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
11395 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
11396 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
11397 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
11398 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
11399 note unconditionally.
11400 (ix86_emit_restore_regs_using_mov): Likewise.
11401 (ix86_emit_restore_sse_regs_using_mov): Likewise.
11402 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
11403 it through to ix86_emit_restore_reg_using_pop.
11404 (ix86_emit_leave): Add RED_OFFSET argument. Call
11405 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
11406 instead of adding REG_CFA_OFFSET note unconditionally.
11407 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
11408 the above functions. Call ix86_add_queued_cfa_restore_notes when
11411 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
11412 force output of the label even for dwarf2out_do_cfi_asm.
11413 (add_fde_cfi): If -g2 and above and cfi might change CFA,
11414 force creation of CFI label and chain DW_CFA_set_loc jumping to it
11415 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
11417 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
11418 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
11419 dwarf2out_cfi_label callers.
11420 * tree.h (dwarf2out_cfi_label): Adjust prototype.
11421 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
11422 Adjust dwarf2out_cfi_label callers.
11423 * config/vax/vax.c (vax_output_function_prologue): Likewise.
11425 * config/i386/i386.h (struct machine_cfa_state,
11426 struct machine_function): Guard with ifndef USED_FOR_TARGET
11427 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
11430 * emutls.c (__emutls_get_address): Change arr->size to mean number
11431 of allocated arr->data entries instead of # of slots + 1.
11433 PR middle-end/40316
11434 * recog.c (peep2_reinit_state): New function.
11435 (peephole2_init_state): Use it at the end of a basic block and also
11436 when seeing a RTX_FRAME_RELATED_P insn.
11438 2009-06-01 Steve Ellcey <sje@cup.hp.com>
11440 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
11441 fixuns_truncrfdi2): New.
11442 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
11443 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
11444 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
11445 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
11446 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
11447 *recip_approx): Remove.
11448 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
11449 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
11450 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
11452 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
11455 2009-06-01 Ian Lance Taylor <iant@google.com>
11457 * attribs.c (register_attribute): Use CONST_CAST.
11458 * collect2.c (main): Use CONST_CAST2.
11459 (scan_prog_file): Likewise.
11460 * gcc.c (process_command, main): Likewise.
11461 * toplev.c (toplev_main): Likewise.
11463 * c-typeck.c (handle_warn_cast_qual): New static function,
11464 partially broken out of build_c_cast.
11465 (build_c_cast): Call handle_warn_cast_qual.
11466 * doc/invoke.texi (Warning Options): Document new effect of
11469 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
11471 * diagnostic.c (diagnostic_build_prefix): Always print columns.
11472 (diagnostic_report_current_module): Print columns.
11473 * common.opt (flag_show_column): Enable by default.
11475 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
11477 * alias.c (find_base_term): Check for NULL term before returning.
11479 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
11481 Revert due to PR40320:
11482 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
11483 * calls.c (emit_library_call_value_1): Don't force_operand for move
11486 2009-06-01 Olivier Hainque <hainque@adacore.com>
11487 Eric Botcazou <ebotcazou@adacore.com>
11489 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
11490 to be processed as a bitfield for constructor output purposes.
11491 * output.h (initializer_constant_valid_for_bitfield_p): Declare
11493 * varasm.c (oc_local_state): New type, output_constructor
11494 local state to support communication with helpers.
11495 (oc_outer_state): New type, output_constructor outer state of
11496 relevance in recursive calls.
11497 (output_constructor_array_range): New output_constructor helper,
11498 extracted code for an array range element.
11499 (output_constructor_regular_field): New output_constructor helper,
11500 extracted code for an element that is not a bitfield.
11501 (output_constructor_bitfield): New output_constructor helper,
11502 extracted code for a bitfield element. Accept an OUTER state
11503 argument for recursive processing. Recurse on record or array
11504 CONSTRUCTOR values, possibly past noop conversions.
11505 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
11506 VALUE is a valid constant-valued expression for use in a static
11507 bit-field initializer.
11508 (output_constructor): Rework to use helpers. Accept and honor an
11509 OUTER state argument for recursive calls. Return total size. Be
11510 prepared for nested constructors initializing bitfields.
11511 (output_constant): Feed OUTER in calls to output_constructor.
11513 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
11515 * calls.c (emit_library_call_value_1): Don't force_operand for move
11518 2009-06-01 Nick Clifton <nickc@redhat.com>
11520 * doc/invoke.texi (IA-64 Options): Fix typo.
11522 2009-06-01 Ira Rosen <irar@il.ibm.com>
11524 PR tree-optimization/39129
11525 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
11527 (vect_do_peeling_for_loop_bound): Use
11528 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
11529 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
11530 (vect_loop_versioning): Likewise.
11531 (vect_create_cond_for_alias_checks): Fix indentation.
11532 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
11534 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
11535 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
11536 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
11537 "control flow in loop".
11538 (vect_estimate_min_profitable_iters): Use
11539 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
11540 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
11541 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
11542 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
11543 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
11544 statement belongs to a group of strided accesses with the exact code
11546 (vectorizable_load): Likewise.
11547 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
11548 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
11550 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
11552 * config/freebsd-stdint.h: New file.
11553 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
11554 Add freebsd-stdint.h to tm_file.
11556 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
11558 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
11559 (thumb2_extendhidi2): Likewise.
11561 2009-05-31 Ian Lance Taylor <iant@google.com>
11563 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
11565 2009-05-31 Ian Lance Taylor <iant@google.com>
11567 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
11568 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
11569 (ipa-reference.o): Depend upon gt-ipa-reference.h.
11571 2009-05-31 Jason Merrill <jason@redhat.com>
11573 * tree-pretty-print.c (print_call_name): Take the callee, not the
11574 call itself. Make non-static. Use dump_function_name for functions.
11575 (dump_generic_node): Adjust.
11576 * diagnostic.h: Declare print_call_name.
11577 * gimple-pretty-print.c (dump_gimple_call): Use it.
11579 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
11581 * config/sh/sh.md (ashldi3_std): New define_expand.
11584 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
11587 * config/sh/sh.c: Include debug.h.
11588 (sh_expand_epilogue): Emit a blockage insn before the frame
11589 pointer adjustment also when dwarf2out_do_frame returns true.
11591 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
11593 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
11594 (thumb2_extendqidi2): New pattern.
11596 2009-05-31 Ira Rosen <irar@il.ibm.com>
11598 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
11599 mark phis for renaming.
11600 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
11601 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
11602 Call mark_sym_for_renaming.
11603 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
11604 * tree-vect-loop.c (vect_transform_loop): Remove
11605 vect_memsyms_to_rename initialization and a call to
11606 mark_set_for_renaming.
11608 2009-05-31 Jakub Jelinek <jakub@redhat.com>
11610 PR middle-end/40304
11611 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
11612 frame related even if !set_cfa && style < 0.
11614 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
11616 * config/i386/mingw-tls.c: New file.
11617 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
11618 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
11619 defining _WIN32 but not __CYGWIN__.
11621 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11623 * configure.ac: Add MPC support.
11625 * config.in, configure: Regenerate.
11627 2009-05-29 Richard Henderson <rth@redhat.com>
11629 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
11630 NOTE_INSN_BASIC_BLOCK.
11631 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
11632 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
11633 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
11635 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
11637 (add_cfi): Disable check redefining cfa away from drap.
11638 (lookup_cfa_1): Add remember argument; handle remember/restore.
11639 (lookup_cfa): Pass remember argument.
11640 (cfa_remember): New.
11641 (compute_barrier_args_size_1): Remove sibcall check.
11642 (dwarf2out_frame_debug_def_cfa): New.
11643 (dwarf2out_frame_debug_adjust_cfa): New.
11644 (dwarf2out_frame_debug_cfa_offset): New.
11645 (dwarf2out_frame_debug_cfa_register): New.
11646 (dwarf2out_frame_debug_cfa_restore): New.
11647 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
11648 (dwarf2out_begin_epilogue): New.
11649 (dwarf2out_frame_debug_restore_state): New.
11650 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
11651 DW_CFA_restore_state.
11652 (output_cfi_directive): Likewise.
11653 (convert_cfa_to_fb_loc_list): Likewise.
11654 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
11655 * dwarf2out.h: Update.
11656 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
11657 (copy_insn_1): Early out for null.
11658 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
11659 and dwarf2out_frame_debug_restore_state.
11660 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
11661 (prologue_insn_hash, epilogue_insn_hash): New.
11662 (free_after_compilation): Adjust freeing accordingly.
11663 (record_insns): Create hash table if needed; push insns into
11664 hash instead of array.
11665 (maybe_copy_epilogue_insn): New.
11666 (contains): Search hash table instead of array.
11667 (sibcall_epilogue_contains): Remove.
11668 (thread_prologue_and_epilogue_insns): Split eh_return insns
11669 and mark them as epilogues.
11670 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
11671 scanning in terms of basic blocks.
11672 * insn-notes.def (CFA_RESTORE_STATE): New.
11673 * jump.c (returnjump_p_1): Accept EH_RETURN.
11674 (eh_returnjump_p_1, eh_returnjump_p): New.
11675 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
11676 CFA_REGISTER, CFA_RESTORE): New.
11677 * rtl.def (EH_RETURN): New.
11678 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
11680 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
11681 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
11683 * config/i386/i386.c (gen_push): Update cfa state.
11684 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
11685 add a CFA_ADJUST_CFA note.
11686 (ix86_dwarf_handle_frame_unspec): Remove.
11687 (ix86_expand_prologue): Update cfa state.
11688 (ix86_emit_restore_reg_using_pop): New.
11689 (ix86_emit_restore_regs_using_pop): New.
11690 (ix86_emit_leave): New.
11691 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
11692 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
11693 * config/i386/i386.h (struct machine_cfa_state): New.
11694 (ix86_cfa_state): New.
11695 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
11696 (eh_return_internal): Merge from eh_return_<mode>,
11697 use eh_return rtx, split w/ epilogue.
11699 2009-05-29 Ian Lance Taylor <iant@google.com>
11701 * builtins.c (validate_gimple_arglist): Don't use va_arg with
11703 * calls.c (emit_library_call_value_1): Likewise.
11705 * c-typeck.c (c_build_va_arg): New function.
11706 * c-tree.h (c_build_va_arg): Declare.
11707 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
11708 instead of build_va_arg.
11710 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
11712 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
11713 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
11714 (ptr_difference_cost): Use affine combinations to compute it.
11715 (difference_cost): Likewise.
11716 (get_computation_cost_at): Compute more accurate cost for addresses
11717 if the ratio is a multiplier allowed in addresses.
11718 For non-addresses, consider that an additional offset or symbol is
11721 2009-05-29 Jakub Jelinek <jakub@redhat.com>
11723 * config/i386/i386.c (ix86_decompose_address): Avoid useless
11724 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
11726 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
11727 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
11728 (prefix_rex): For UNIT_MMX don't imply the prefix by default
11730 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
11731 to 1 for TYPE_SSE{IADD1,CVT1}.
11732 (prefix_vex_imm8): Removed.
11733 (length_vex): Only pass 1 as second argument to
11734 ix86_attr_length_vex_default if prefix_extra is 0.
11735 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
11736 (length): For prefix vex computation use length_immediate
11737 attribute instead of prefix_vex_imm8.
11738 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
11739 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
11740 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
11741 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
11742 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
11743 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
11744 a space in between the operands.
11745 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
11746 if one operand is 0xff and the other one si, di, bp or sp.
11747 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
11748 other one si, di, bp or sp.
11749 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
11750 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
11751 type and mode attributes.
11752 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
11753 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
11754 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
11755 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
11756 prefix_data16 attribute iff MODE_DF.
11757 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
11758 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
11759 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
11760 constm128_operand in length_immediate computation.
11761 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
11762 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
11763 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
11764 length_immediate attribute to 1.
11765 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
11766 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
11767 for certain alternatives.
11768 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
11769 prefix_data16 attribute if MODE_V1DF.
11770 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
11771 length_immediate to 1.
11772 (set_got_rex64, set_rip_rex64): Remove length attribute, set
11773 length_address to 4, set mode attribute to MODE_DI.
11774 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
11775 (fxam<mode>2_i387): Set length attribute to 4.
11776 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
11777 *prefetch_3dnow_rex): Override length_address attribute.
11778 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
11780 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
11781 (constm128_operand): Removed.
11782 * config/i386/i386.c (memory_address_length): For
11783 disp && !index && !base in 64-bit mode account for SIB byte if
11784 print_operand_address can't optimize disp32 into disp32(%rip)
11785 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
11786 for fs: or gs: segment.
11787 (ix86_attr_length_immediate_default): When checking if shortform
11788 is possible, truncate immediate to the length of the non-shortened
11790 (ix86_attr_length_address_default): Ignore MEM_P operands
11792 (ix86_attr_length_vex_default): Only check for DImode on
11793 GENERAL_REG_P operands.
11794 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
11795 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
11796 (sse_cvttps2pi): Clear prefix_rep attribute.
11797 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
11799 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
11800 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
11801 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
11802 iff operand 2 is const_int_operand.
11803 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
11804 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
11805 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
11807 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
11809 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
11810 prefix_data16 attribute for movlpd and movhpd instructions.
11811 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
11812 length_immediate for shufpd instruction.
11813 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
11814 (avx_cmpp<avxmodesuffixf2c><mode>3,
11815 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
11816 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
11817 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
11818 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
11819 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
11820 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
11821 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
11822 prefix_data16 attribute for the first alternative to 1.
11823 (*avx_loadlps): Override length_immediate for the first alternative.
11824 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
11825 attributes for second alternative.
11826 (*vec_concatv2sf_sse4_1): Override length_immediate and
11827 prefix_data16 attributes for second alternative.
11828 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
11829 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
11830 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
11831 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
11832 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
11833 prefix_data16 and length_immediate to 1.
11834 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
11836 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
11837 prefix_extra attribute for variants that don't have 0f prefix alone.
11838 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
11839 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
11840 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
11841 *sse4_1_pextrd): Set length_immediate to 1.
11842 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
11843 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
11845 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
11846 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
11847 length_immediate to 1 for second alternative.
11848 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
11849 prefix_extra and length_immediate attributes for the first
11851 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
11853 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
11854 to 1 for the first and third alternative.
11855 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
11857 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
11859 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
11861 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
11862 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
11863 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
11864 *avx_psign<mode>3): Set prefix_extra attribute to 1.
11865 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
11866 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
11867 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
11868 ssse3_psign<mode>3): Override prefix_rex attribute.
11869 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
11870 (ssse3_palignrti): Override length_immediate to 1.
11871 (ssse3_palignrdi): Override length_immediate to 1, override
11872 prefix_rex attribute.
11873 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
11874 (sse4a_extrqi): Override length_immediate to 2.
11875 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
11876 (sse4a_insertq): Override prefix_data16 to 0.
11877 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
11878 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
11879 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
11880 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
11881 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
11882 and length_immediate to 1.
11883 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
11884 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
11885 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
11886 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
11887 and length_immediate to 1.
11888 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
11889 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
11890 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
11891 avx_ptest256): Override prefix_extra to 1.
11892 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
11893 Override prefix_data16 and length_immediate to 1.
11894 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
11895 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
11896 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
11897 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
11898 prefix_data16 to 0 and prefix_extra to 2.
11899 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
11900 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
11902 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
11903 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
11904 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
11905 and prefix_extra to 2.
11906 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
11907 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
11908 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
11909 avx_vpermilvar<mode>3,
11910 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
11911 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
11912 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
11913 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
11914 Override prefix_extra to 1.
11915 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
11916 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
11917 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
11918 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
11919 prefix_extra and length_immediate to 1.
11920 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
11922 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
11923 to 1 for the first alternative.
11924 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
11925 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
11927 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
11928 *movv2sf_internal_avx, *movv2sf_internal): Override
11929 prefix_rep attribute for certain alternatives.
11930 (*mov<mode>_internal): Override prefix_rep or prefix_data16
11931 attributes for certain alternatives.
11932 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
11933 attributes for certain alternatives.
11934 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
11935 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
11936 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
11937 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
11938 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
11939 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
11940 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
11941 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
11942 length_immediate to 1 if operand 2 is const_int_operand.
11943 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
11944 *vec_extractv2si_1): Set length_immediate attribute to 1.
11945 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
11946 using old 3DNOW insn rather than SSE/3DNOW_A.
11947 (mmx_emms, mmx_femms): Clear modrm attribute.
11949 2009-05-29 Martin Jambor <mjambor@suse.cz>
11951 * tree-sra.c: New implementation of SRA.
11953 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
11954 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
11955 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
11956 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
11957 (SRA_MAX_STRUCTURE_COUNT): Removed.
11958 (SRA_FIELD_STRUCTURE_RATIO): Removed.
11959 * doc/invoke.texi (sra-max-structure-size): Removed.
11960 (sra-field-structure-ratio): Removed.
11962 2009-05-29 Jakub Jelinek <jakub@redhat.com>
11964 PR middle-end/40291
11965 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
11968 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
11970 PR rtl-optimization/40101
11971 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
11972 seqno. Adjust comment.
11973 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
11974 inserting bookkeeping before a jump, the jump is not scheduled.
11975 When no positive seqno found, provide a value. Add comment.
11977 2009-05-29 Richard Guenther <rguenther@suse.de>
11979 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
11980 short-cutting on the first component.
11982 2009-05-29 Jakub Jelinek <jakub@redhat.com>
11984 PR middle-end/39958
11985 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
11986 for trees other than decls/types.
11988 2009-05-29 Richard Guenther <rguenther@suse.de>
11990 * tree-ssa-operands.c (get_expr_operands): Do not handle
11991 INDIRECT_REFs in the handled-component case. Remove
11992 unused get_ref_base_and_extent case.
11993 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
11994 tree_low_cst and host_integerp where possible.
11995 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
11996 codes for equivalence.
11997 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
11999 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
12001 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
12002 to tmake_file for i[34567]86-*-cygwin*.
12004 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12007 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
12008 (altivec_categorize_keyword, init_vector_keywords,
12009 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
12012 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
12014 * tree.c (handle_dll_attribute): Check if node is
12015 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
12017 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
12019 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
12021 (thumb2_zero_extendqidi2): Likewise.
12023 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
12025 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
12026 instead of gen_movrt.
12027 * config/sh/sh.md (movrt): Remove.
12029 2009-05-28 Steve Ellcey <sje@cup.hp.com>
12031 * doc/invoke.texi (IA-64 Options):
12032 Add -msdata, -mfused-madd, -mno-inline-float-divide,
12033 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
12034 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
12035 -msched-prefer-non-control-spec-insns,
12036 -msched-stop-bits-after-every-cycle,
12037 -msched-count-spec-in-critical-path,
12038 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
12039 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
12040 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
12041 and -msched-spec-verbose.
12043 2009-05-28 Joseph Myers <joseph@codesourcery.com>
12045 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
12046 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
12048 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
12050 2009-05-28 Richard Guenther <rguenther@suse.de>
12052 * tree-ssa-alias.c (ao_ref_init): New function.
12053 (ao_ref_base): Likewise.
12054 (ao_ref_base_alias_set): Likewise.
12055 (ao_ref_alias_set): Likewise.
12056 (refs_may_alias_p_1): Change signature.
12057 (refs_may_alias_p): Adjust.
12058 (refs_anti_dependent_p): Likewise.
12059 (refs_output_dependent_p): Likewise.
12060 (call_may_clobber_ref_p_1): Change signature.
12061 (call_may_clobber_ref_p): Adjust.
12062 (stmt_may_clobber_ref_p_1): New function split out from ...
12063 (stmt_may_clobber_ref_p): ... here.
12064 (maybe_skip_until): Adjust signature.
12065 (get_continuation_for_phi): Likewise.
12066 (walk_non_aliased_vuses): Likewise.
12067 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
12068 (ao_ref_init): Declare.
12069 (ao_ref_base): Likewise.
12070 (ao_ref_alias_set): Likewise.
12071 (stmt_may_clobber_ref_p_1): Likewise.
12072 (walk_non_aliased_vuses): Adjust.
12073 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
12074 (get_ref_from_reference_ops): remove.
12075 (vn_reference_lookup_2): Adjust signature.
12076 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
12077 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
12078 (vn_reference_lookup): Adjust.
12079 (vn_reference_insert): Likewise.
12080 (vn_reference_insert_pieces): Adjust signature.
12081 (visit_reference_op_call): Adjust.
12082 * tree-ssa-pre.c (get_expr_type): Simplify.
12083 (phi_translate_1): Adjust.
12084 (compute_avail): Likewise.
12085 (translate_vuse_through_block): Do not re-build trees.
12086 (value_dies_in_block_x): Likewise.
12087 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
12089 (vn_reference_lookup_pieces): Adjust declaration.
12090 (vn_reference_insert_pieces): Likewise.
12092 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
12094 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
12095 with checking disabled.
12097 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
12101 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
12102 macro definition for support of three-operand format aligned
12103 .comm directive in assembler on cygwin/pe/mingw target OS.
12104 * configure: Regenerate.
12105 * config.h: Regenerate.
12107 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
12108 aligned form of .comm directive if -mpe-aligned-commons is in effect.
12109 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
12111 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
12112 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
12114 2009-05-28 Ira Rosen <irar@il.ibm.com>
12116 PR tree-optimization/40254
12117 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
12118 in analysis of basic blocks.
12120 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
12122 PR middle-end/33699
12123 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
12124 * target-def.h (TARGET_CONST_ANCHOR): New macro.
12125 (TARGET_INITIALIZER): Use it.
12126 * cse.c (CHEAPER): Move it up to the other macros.
12127 (insert): Rename this ...
12128 (insert_with_costs): ... to this. Add cost parameters. Update
12130 (insert): New function. Call insert_with_costs.
12131 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
12132 find_reg_offset_for_const, try_const_anchors): New functions.
12133 (cse_insn): Call try_const_anchors. Adjust cost of src_related
12134 when using a const-anchor. Call insert_const_anchors.
12135 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
12136 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
12138 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
12140 * tree-inline.c (remap_decls): Enable nonlocalized variables
12141 when not optimizing.
12143 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
12145 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
12146 Simplify other tests involving optimize.
12148 2009-05-27 Tom Tromey <tromey@redhat.com>
12150 * unwind-dw2.c (_Unwind_DebugHook): New function.
12151 (uw_install_context): Call _Unwind_DebugHook.
12153 2009-05-27 Tom Tromey <tromey@redhat.com>
12155 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
12157 2009-05-27 Ian Lance Taylor <iant@google.com>
12159 * Makefile.in (LINKER, LINKER_FLAGS): Define.
12160 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
12161 (ALL_LINKERFLAGS): Define.
12162 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
12163 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
12164 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
12165 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
12166 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
12167 $(LINKER_FOR_BUILD).
12168 (build/gcov-iov$(build_exeext)): Likewise.
12170 2009-05-27 Julian Brown <julian@codesourcery.com>
12172 * gcse.c (target.h): Include.
12173 (can_assign_to_reg_without_clobbers_p): Check that the target allows
12174 copy of argument to a pseudo register.
12176 2009-05-27 Diego Novillo <dnovillo@google.com>
12178 * tree-ssa-live.c (dump_scope_block): Document arguments.
12179 (dump_scope_blocks): Document.
12180 (debug_scope_blocks): New.
12181 * tree-flow.h (debug_scope_blocks): Declare.
12183 2009-05-21 Denis Chertykov <denisc@overta.ru>
12185 * doc/contrib.texi (Contributors): Add myself to the list.
12187 2009-05-27 Olivier Hainque <hainque@adacore.com>
12189 * expr.c (target_align): New function. Alignment the TARGET of an
12190 assignment may be assume to have.
12191 (highest_pow2_factor_for_target): Use it instead of relying on
12192 immediate tree attributes of TARGET, not necessarily honored when
12193 intermediate bitfields are involved.
12195 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
12198 * config/i386/driver-i386.c (host_detect_local_cpu): Support
12199 AVX, SSE4, AES, PCLMUL and POPCNT.
12201 2009-05-27 Diego Novillo <dnovillo@google.com>
12203 * tree-pretty-print.c (dump_location): New.
12204 (dump_generic_node): Call it.
12205 Factor code to handle BLOCK nodes ...
12206 (dump_block_node): ... here.
12208 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
12210 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
12212 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
12214 * gcc-plugin.h: Include config.h and system.h.
12215 (IN_GCC): Define if not defined.
12217 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
12219 PR middle-end/40249
12220 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
12223 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
12225 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
12227 * config/m32r/m32r.h: Ditto.
12228 * config/m32r/m32r.md: Ditto.
12229 * config/m32r/predicates.md: Ditto.
12231 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
12233 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
12235 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
12238 (Loading plugins): typo.
12239 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
12240 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
12241 (Interacting with the GCC Garbage Collector): Added new section.
12242 (Giving information about a plugin): Added new section for
12244 * ggc.h (ggc_register_root_tab): Added declaration.
12245 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
12246 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
12247 (register_callback): Improved comment in declaration.
12248 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
12249 (extra_root_vec) Added static variable for dynamic roots registration.
12250 (ggc_register_root_tab) Added new routine.
12251 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
12252 PLUGIN_GGC_MARKING event.
12253 * ggc-zone.c: Include plugin.h.
12254 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
12255 * ggc-page.c: Include plugin.h.
12256 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
12257 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
12258 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
12259 (register_callback): check lack of callbacks for
12260 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
12261 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
12262 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
12263 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
12264 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
12265 dependency on plugin.h.
12266 (plugin.o): Added dependency on ggc.h...
12268 2009-05-26 Richard Guenther <rguenther@suse.de>
12270 PR middle-end/40248
12272 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
12273 with mismatched comparison modes.
12275 * expr.c (expand_expr_real_1): Expand the operand of a
12276 VIEW_CONVERT_EXPR in its natural mode.
12278 2009-05-26 Ian Lance Taylor <iant@google.com>
12280 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
12281 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
12282 (ALL_COMPILERFLAGS): Define.
12283 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
12284 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
12285 (collect2$(exeext), collect2.o): Likewise.
12286 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
12287 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
12288 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
12289 (libbackend.o, intl.o, cppdefault.o): Likewise.
12290 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
12291 (build/%.o): Use $(COMPILER_FOR_BUILD).
12292 (build/gen%$(build_exeext)): Likewise.
12293 (build/gcov-iov$(build_exeext)): LIkewise.
12294 * config/t-darwin (darwin.o): Use $(COMPILER).
12295 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
12296 * config/t-sol2 (sol2-c.o): Likewise.
12297 (sol2.o): Likewise.
12298 * config/t-vxworks (vxworks.o): Likewise.
12299 * config/x-darwin (host-darwin.o): Likewise.
12300 * config/x-hpux (host-hpux.o): Likewise.
12301 * config/x-linux (host-linux.o): Likewise.
12302 * config/x-solaris (host-solaris.o): Likewise.
12303 * config/alpha/x-alpha (driver-alpha.o): Likewise.
12304 * config/arm/t-arm (arm-c.o): Likewise.
12305 * config/arm/t-pe (pe.o): Likewise.
12306 * config/arm/t-wince-pe (pe.o): Likewise.
12307 * config/i386/t-cygming (winnt.o): Likewise.
12308 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
12309 * config/i386/t-cygwin (cygwin1.o): Likewise.
12310 (cygwin2.o): Likewise.
12311 * config/i386/t-i386 (i386-c.o): Likewise.
12312 * config/i386/t-interix (winnt.o): Likewise.
12313 * config/i386/t-netware (netware.o): Likewise.
12314 * config/i386/t-nwld (nwld.o): Likewise.
12315 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
12316 * config/i386/x-i386 (driver-i386.o): Likewise.
12317 * config/i386/x-cygwin (host-cygwin.o): Likewise.
12318 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
12319 * config/ia64/t-ia64 (ia64-c.o): Likewise.
12320 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
12321 * config/mips/x-native (driver-native.o): Likewise.
12322 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
12323 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
12324 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
12325 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
12326 * config/score/t-score-elf (score7.o): Likewise.
12327 (score3.o): Likewise.
12328 * config/sh/t-sh (sh-c.o): Likewise.
12329 * config/sh/t-symbian (sh-c.o): Likewise.
12330 (symbian.o): Likewise.
12331 * config/spu/t-spu-elf (spu-c.o): Likewise.
12332 * config/v850/t-v850 (v850-c.o): Likewise.
12333 * config/v850/t-v850e (v850-c.o): Likewise.
12335 2009-05-26 Richard Guenther <rguenther@suse.de>
12337 PR tree-optimization/40122
12338 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
12339 VECTOR_CSTs if possible.
12340 (fold_gimple_assign): Likewise.
12342 2009-05-26 Richard Guenther <rguenther@suse.de>
12344 PR middle-end/40252
12345 * fold-const.c (fold_binary): Use the correct types for building
12348 2009-05-26 Richard Guenther <rguenther@suse.de>
12350 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
12351 redundant calls to merge_alias_info.
12352 (bump_vector_ptr): Likewise.
12353 * tree-ssa-copy.c (merge_alias_info): Remove.
12354 (replace_exp_1): Remove call to merge_alias_info.
12355 (propagate_tree_value): Likewise.
12356 (fini_copy_prop): Propagate points-to info.
12357 * tree-flow.h (merge_alias_info): Remove.
12359 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
12361 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
12363 2009-05-25 Jan Hubicka <jh@suse.cz>
12365 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
12366 * cgraph.h (struct inline_summary): New filed self_wize,
12367 size_inlining_benefit, self_time and time_inlining_benefit.
12368 (struct cgraph_global_info): Replace insns by time ans size fields.
12369 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
12370 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
12371 (ipcp_update_callgraph): Do not touch function bodies.
12372 * ipa-inline.c: Include except.h
12373 (MAX_TIME): New constant.
12374 (overall_insns): Remove.
12375 (leaf_node_p): New.
12376 (overall_size, max_benefit): New static variables.
12377 (cgraph_estimate_time_after_inlining): New function.
12378 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
12379 (cgraph_clone_inlined_nodes): Update size.
12380 (cgraph_mark_inline_edge): Update size.
12381 (cgraph_estimate_growth): Use size info.
12382 (cgraph_check_inline_limits): Check size.
12383 (cgraph_default_inline_p): Likewise.
12384 (cgraph_edge_badness): Compute badness based on benefit and size cost.
12385 (cgraph_decide_recursive_inlining): Check size.
12386 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
12388 (cgraph_decide_inlining): Likewise.
12389 (cgraph_decide_inlining_incrementally): Likewise; honor
12390 PARAM_EARLY_INLINING_INSNS.
12391 (likely_eliminated_by_inlining_p): New predicate.
12392 (estimate_function_body_sizes): New function.
12393 (compute_inline_parameters): Use it.
12394 * except.c (must_not_throw_labels): New function.
12395 * except.h (must_not_throw_labels): Declare.
12396 * tree-inline.c (init_inline_once): Kill inlining_weigths
12397 * tree-ssa-structalias.c: Avoid uninitialized warning.
12398 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
12399 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
12400 (PARAM_INLINE_CALL_COST): Remove.
12401 (PARAM_EARLY_INLINING_INSNS): New.
12403 2009-05-25 Richard Guenther <rguenther@suse.de>
12405 PR tree-optimization/36327
12406 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
12407 callback for reference translation or lookup at the point of may-defs.
12408 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
12409 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
12410 for union COMPONENT_REFs.
12411 (vn_reference_lookup_3): New callback. Lookup from memset
12412 and CONSTRUCTOR assignment, translate through struct copies.
12413 (vn_reference_lookup_pieces): Make sure to not free the
12414 passed operands array. Adjust walk_non_aliased_vuses call.
12415 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
12416 make sure we do not leak memory.
12418 2009-05-25 Richard Guenther <rguenther@suse.de>
12420 * tree-ssa-alias.h (dump_points_to_solution): Declare.
12421 * tree-inline.c (expand_call_inline): Reset the escaped and
12422 callused solutions.
12423 * tree-ssa-structalias.c (pass_build_ealias): New.
12424 * tree-pass.h (pass_build_ealias): Declare.
12425 * passes.c (init_optimization_passes): Add PTA during
12426 early optimizations.
12427 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
12428 and CALLUSED solutions.
12429 (dump_points_to_solution): New function, split out from ...
12430 (dump_points_to_info_for): ... here.
12431 * tree-parloops.c (parallelize_loops): Reset the escaped and
12432 callused solutions.
12434 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12437 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
12438 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
12440 2009-05-25 Ira Rosen <irar@il.ibm.com>
12442 PR tree-optimization/40238
12443 * tree-vect-stmts.c (vect_init_vector): Insert initialization
12444 statements after basic block's labels.
12445 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
12446 to free the allocated memory.
12448 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
12450 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
12451 return address with a USE.
12453 2009-05-24 Richard Guenther <rguenther@suse.de>
12455 PR middle-end/40233
12456 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
12457 array type from the main variant of the inner type.
12459 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
12461 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
12462 definition to bool (from int) to un-break build.
12463 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
12465 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
12467 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
12468 discard_stmt_changes): Delete.
12469 * tree-ssa-operands.c (scb_stack): Delete.
12470 (init_ssa_operands): Do not initialize it.
12471 (fini_ssa_operands): Do not free it.
12472 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
12474 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
12475 update_stmt, remove the others. Fix comments.
12476 * tree-dfa.c (optimize_stack_restore): Likewise.
12477 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
12478 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
12479 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
12480 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
12482 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
12483 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
12484 (dom_opt_finalize_block): Likewise, adjusting access to
12486 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
12487 (stmts_to_rescan): Change item type to gimple.
12488 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
12490 2009-05-24 Ira Rosen <irar@il.ibm.com>
12492 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
12493 * tree-pass.h (pass_slp_vectorize): New pass.
12494 * params.h (SLP_MAX_INSNS_IN_BB): Define.
12495 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
12496 * tree-vectorizer.c (timevar.h): Include.
12497 (user_vect_verbosity_level): Declare.
12498 (vect_location): Fix comment.
12499 (vect_set_verbosity_level): Update user_vect_verbosity_level
12500 instead of vect_verbosity_level.
12501 (vect_set_dump_settings): Add an argument. Ignore user defined
12502 verbosity if dump flags require higher level of verbosity. Print to
12503 stderr only for loop vectorization.
12504 (vectorize_loops): Update call to vect_set_dump_settings.
12505 (execute_vect_slp): New function.
12506 (gate_vect_slp): Likewise.
12507 (struct gimple_opt_pass pass_slp_vectorize): New.
12508 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
12509 access its members.
12510 (vec_info_for_bb): New function.
12511 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
12512 (VECTORIZATION_ENABLED): New macro.
12513 (SLP_ENABLED, SLP_DISABLED): Likewise.
12514 (vect_is_simple_use): Add bb_vec_info argument.
12515 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
12516 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
12517 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
12518 vect_schedule_slp, vect_analyze_slp): Likewise.
12519 (vect_analyze_stmt): Add slp_tree argument.
12520 (find_bb_location): Declare.
12521 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
12522 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
12523 (vect_analyze_loop_operations, vect_analyze_loop,
12524 get_initial_def_for_induction, vect_create_epilog_for_reduction,
12525 vect_finalize_reduction, vectorizable_reduction,
12526 vectorizable_live_operation, vect_transform_loop): Likewise.
12527 * tree-data-ref.c (dr_analyze_innermost): Update comment,
12528 skip evolution analysis if analyzing a basic block.
12529 (dr_analyze_indices): Likewise.
12530 (initialize_data_dependence_relation): Skip the test whether the
12531 object is invariant for basic blocks.
12532 (compute_all_dependences): Skip dependence analysis for data
12533 references in basic blocks.
12534 (find_data_references_in_stmt): Don't fail in case of invariant
12535 access in basic block.
12536 (find_data_references_in_bb): New function.
12537 (find_data_references_in_loop): Move code to
12538 find_data_references_in_bb and add a call to it.
12539 (compute_data_dependences_for_bb): New function.
12540 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
12541 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
12543 (vect_analyze_data_ref_dependence): Check for interleaving in case of
12544 unknown dependence in basic block and fail in case of dependence in
12546 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
12547 dependence instances from either loop or basic block vectorization
12549 (vect_compute_data_ref_alignment): Check if it is loop vectorization
12550 before calling nested_in_vect_loop_p.
12551 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
12552 dependence instances from either loop or basic block vectorization
12554 (vect_verify_datarefs_alignment): Likewise.
12555 (vect_enhance_data_refs_alignment): Adjust function calls.
12556 (vect_analyze_data_refs_alignment): Likewise.
12557 (vect_analyze_group_access): Fix printing. Skip different checks if
12558 DR_STEP is 0. Keep strided stores either in loop or basic block
12559 vectorization data structure. Fix indentation.
12560 (vect_analyze_data_ref_access): Fix comments, allow zero step in
12562 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
12563 dependence instances from either loop or basic block vectorization
12565 (vect_analyze_data_refs): Update comment. Call
12566 compute_data_dependences_for_bb to analyze basic blocks.
12567 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
12568 case of loop vectorization. In case of basic block vectorization use
12569 data-ref itself as a base.
12570 (vect_create_data_ref_ptr): In case of basic block vectorization:
12571 don't advance the pointer, add new statements before the current
12572 statement. Adjust function calls.
12573 (vect_supportable_dr_alignment): Support only aligned accesses in
12574 basic block vectorization.
12575 * common.opt (ftree-slp-vectorize): New flag.
12576 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
12577 (vect_pattern_recog_1): Likewise.
12578 * tree-vect-stmts.c (process_use): Likewise.
12579 (vect_init_vector): Add new statements in the beginning of the basic
12580 block in case of basic block SLP.
12581 (vect_get_vec_def_for_operand): Adjust function calls.
12582 (vect_finish_stmt_generation): Likewise.
12583 (vectorizable_call): Add assert that it is loop vectorization, adjust
12585 (vectorizable_conversion, vectorizable_assignment): Likewise.
12586 (vectorizable_operation): In case of basic block SLP, take
12587 vectorization factor from statement's type and skip the relevance
12588 check. Adjust function calls.
12589 (vectorizable_type_demotion): Add assert that it is loop
12590 vectorization, adjust function calls.
12591 (vectorizable_type_promotion): Likewise.
12592 (vectorizable_store): Check for outer loop only in case of loop
12593 vectorization. Adjust function calls. For basic blocks, skip the
12594 relevance check and don't advance pointers.
12595 (vectorizable_load): Likewise.
12596 (vectorizable_condition): Add assert that it is loop vectorization,
12597 adjust function calls.
12598 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
12599 that it is not reduction, get vector type, call only supported
12600 functions, skip loop specific parts.
12601 (vect_transform_stmt): Check for outer loop only in case of loop
12603 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
12604 (vect_is_simple_use): Fix comment, add new argument, fix conditions
12605 for external definition.
12606 * passes.c (pass_slp_vectorize): New pass.
12607 * tree-vect-slp.c (find_bb_location): New function.
12608 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
12609 check for patterns only in loops.
12610 (vect_build_slp_tree): Add argument, adjust function calls, fail in
12611 case of multiple types in basic block SLP.
12612 (vect_mark_slp_stmts_relevant): New function.
12613 (vect_supported_load_permutation_p): Fix comment.
12614 (vect_analyze_slp_instance): Add argument. In case of basic block
12615 SLP, take vectorization factor from statement's type, check that
12616 unrolling factor is 1. Adjust function call. Save SLP instance in
12617 either loop or basic block vectorization structure. Return FALSE,
12619 (vect_analyze_slp): Add argument. Get strided stores groups from
12620 either loop or basic block vectorization structure. Return FALSE
12621 if basic block SLP failed.
12622 (new_bb_vec_info): New function.
12623 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
12624 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
12625 (vect_schedule_slp): Add argument. Get SLP instances from either
12626 loop or basic block vectorization structure. Set vectorization factor
12627 to be 1 for basic block SLP.
12628 (vect_slp_transform_bb): New function.
12629 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
12631 2009-05-23 Mark Mitchell <mark@codesourcery.com>
12633 * final.c (shorten_branches): Do not align labels for jump tables.
12634 (final_scan_insn): Use JUMP_TABLE_DATA_P.
12636 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
12638 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
12639 Remove outdated reference to flow.c and fix nits.
12640 * doc/gccint.texi: Tweak RTL description.
12641 * doc/rtl.texi: Likewise.
12643 2009-05-23 Denis Chertykov <chertykov@gmail.com>
12645 * config/avr/avr.c: Change my email address.
12646 * config/avr/avr.h: Likewise.
12647 * config/avr/avr.md: Likewise.
12648 * config/avr/avr-protos.h: Likewise.
12649 * config/avr/libgcc.S: Likewise.
12651 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
12653 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
12654 (spu_split_load, spu_split_store): Change return type to int.
12655 (spu_split_convert): Declare.
12656 * config/spu/predicates.md (spu_mem_operand): Remove.
12657 (spu_mov_operand): Update.
12658 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
12659 * config/spu/spu.c (regno_aligned_for_load): Remove.
12660 (reg_aligned_for_addr, spu_expand_load): Define.
12661 (spu_expand_extv): Reimplement and handle MEM.
12662 (spu_expand_insv): Handle MEM.
12663 (spu_sched_reorder): Handle insn's with length 0.
12664 (spu_legitimate_address_p): Reimplement.
12665 (store_with_one_insn_p): Return TRUE for any mode with size
12666 larger than 16 bytes.
12667 (address_needs_split): Define.
12668 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
12670 (spu_convert_move): Define.
12671 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
12672 (spu_split_store): Change all MEM's to TImode.
12673 (spu_init_expanders): Preallocate registers that correspond to
12674 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
12676 (spu_split_convert): Define.
12677 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
12678 (_move<mode>, _movdi, _movti): Update predicate and condition.
12679 (load, store): Change to define_split.
12680 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
12682 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
12683 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
12684 define_insn_and_split of lshr<mode>3.
12685 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
12686 (<v>ashr<mode>3_imm): Define.
12687 (extv, extzv, insv): Allow MEM operands.
12688 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
12689 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
12690 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
12691 (_spu_convert2): Change to define_insn_and_split and remove the
12692 corresponding define_peephole2.
12693 (stack_protect_set, stack_protect_test, stack_protect_test_si):
12694 Change predicates to memory_operand.
12696 2009-05-22 Mark Mitchell <mark@codesourcery.com>
12698 * config/arm/thumb2.md: Add 16-bit multiply instructions.
12700 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
12702 PR tree-optimization/40219
12703 * tree.c (iterative_hash_expr): Make sure the builtin function is
12704 a normal builtin function and not a front end or back end builtin
12705 before indexing into the built_in_decls array.
12707 2009-05-22 Richard Guenther <rguenther@suse.de>
12709 PR middle-end/38964
12710 * alias.c (write_dependence_p): Do not use TBAA for answering
12711 anti-dependence or output-dependence.
12712 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
12713 (emit_pointer_definition): Remove.
12714 (emit_alias_warning): Likewise.
12715 (find_what_var_points_to): Remove TBAA pruning code.
12716 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
12718 (compute_points_to_sets): Remove code computing the set of
12719 dereferenced pointers.
12720 * tree-data-ref.c (dr_may_alias_p): Properly use the split
12721 oracle for querying anti and output dependencies.
12722 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
12723 if TBAA may be applied.
12724 (refs_anti_dependent_p): New function.
12725 (refs_output_dependent_p): Likewise.
12726 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
12727 (refs_output_dependent_p): Likewise.
12728 * doc/tree-ssa.texi (Memory model): New section.
12729 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
12730 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
12731 * cfgexpand.c (expand_gimple_basic_block): Do not handle
12732 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
12733 * expr.c (expand_expr_real_1): Likewise.
12734 * gimple-low.c (lower_stmt): Likewise.
12735 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
12736 (dump_gimple_cdt): Remove.
12737 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
12738 (gimple_size): Likewise.
12739 (walk_gimple_op): Likewise.
12740 (is_gimple_stmt): Likewise.
12741 (walk_stmt_load_store_addr_ops): Likewise.
12742 (gimple_build_cdt): Remove.
12743 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
12744 * gimple.h (gimple_cdt_new_type): Remove.
12745 (gimple_cdt_new_type_ptr): Likewise.
12746 (gimple_cdt_set_new_type): Likewise.
12747 (gimple_cdt_location): Likewise.
12748 (gimple_cdt_location_ptr): Likewise.
12749 (gimple_cdt_set_location): Likewise.
12750 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
12751 * tree-cfg.c (remove_useless_stmts_1): Do not handle
12752 GIMPLE_CHANGE_DYNAMIC_TYPE.
12753 (verify_types_in_gimple_stmt): Likewise.
12754 * tree-inline.c (estimate_num_insns): Likewise.
12755 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
12756 (copy_decl_to_var): Likewise.
12757 (copy_result_decl_to_var): Likewise.
12758 * tree-pretty-print.c (dump_generic_node): Do not handle
12759 CHANGE_DYNAMIC_TYPE_EXPR.
12760 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
12761 * tree-ssa-operands.c (get_expr_operands): Likewise.
12762 * tree-ssa-structalias.c (struct variable_info): Remove
12763 no_tbaa_pruning member.
12764 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
12765 (unify_nodes): Do not copy it.
12766 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
12767 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
12768 (set_uids_in_ptset): Do not check it.
12769 (find_what_var_points_to): Likewise.
12770 (compute_tbaa_pruning): Remove.
12771 (compute_points_to_sets): Do not call it.
12772 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
12773 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
12774 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
12775 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
12776 (DECL_NO_TBAA_P): Likewise.
12777 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
12778 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
12779 (expand_omp_atomic_pipeline): Do not set it.
12780 * print-tree.c (print_node): Do not dump it.
12781 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
12784 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
12787 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
12790 2009-05-22 Mark Mitchell <mark@codesourcery.com>
12792 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
12795 2009-05-22 Ben Elliston <bje@au.ibm.com>
12797 * Makefile.in (bversion.h, s-bversion): New targets.
12798 (TOPLEV_H): Add bversion.h.
12799 * toplev.h: Include "bversion.h".
12800 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
12801 the __format__ attribute only if compiling with the same version
12802 of GCC as the sources (the "build version").
12804 2009-05-22 Ben Elliston <bje@au.ibm.com>
12806 * c-format.c (handle_format_attribute): Fix comment typo.
12808 2009-05-21 Steve Ellcey <sje@cup.hp.com>
12811 * config/ia64/ia64.opt (mfused-madd): New.
12812 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
12813 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
12814 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
12815 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
12816 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
12817 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
12818 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
12819 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
12820 instruction if !TARGET_FUSED_MADD.
12821 (fpma, fpms): Remove colon from name.
12823 2009-05-22 Richard Guenther <rguenther@suse.de>
12825 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
12826 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
12827 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
12829 (create_expression_by_pieces): Only convert if necessary.
12830 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
12831 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
12833 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
12835 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
12836 regular pattern from a template and rename it ...
12837 (*extzv_truncsi_exts): ... to this.
12839 2009-05-21 Richard Guenther <rguenther@suse.de>
12841 * cgraph.h (struct cgraph_node): Remove inline_decl member.
12842 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
12843 (cgraph_default_inline_p): Likewise.
12844 (cgraph_decide_inlining_incrementally): Likewise.
12846 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
12847 Uros Bizjak <ubizjak@gmail.com>
12849 * config/i386/cpuid.h (bit_MOVBE): New.
12851 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
12853 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
12854 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
12855 (ix86_handle_option): Handle OPT_mmovbe.
12856 (ix86_target_string): Add -mmovbe.
12857 (pta_flags): Add PTA_MOVBE.
12858 (processor_alias_table): Add PTA_MOVBE to "atom".
12859 (override_options): Handle PTA_MOVBE.
12861 * config/i386/i386.h (TARGET_MOVBE): New.
12863 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
12864 (*bswapsi_movbe): New.
12865 (*bswapdi_movbe): Likewise.
12866 (bswapdi2): Renamed to ...
12867 (*bswapdi_1): This.
12868 (bswapdi2): New expander.
12870 * config/i386/i386.opt (mmovbe): New.
12872 * doc/invoke.texi: Document -mmovbe.
12874 2009-05-21 Taras Glek <tglek@mozilla.com>
12876 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
12877 * gcc-plugin.h (plugin_init): Updated signature.
12878 * gcc-plugin.h (plugin_name_args): Moved to this header.
12879 * doc/plugins.texi (plugin_init): Updated documention to reflect
12881 * doc/plugins.texi (plugin_name_args): Added to documention.
12883 2009-05-21 Mark Mitchell <mark@codesourcery.com>
12885 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
12886 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
12888 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
12890 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
12891 JUMP_TABLE_DATA_P predicates where applicable.
12892 * config/i386/predicates.md: Ditto.
12893 * config/i386/sse.md: Ditto.
12895 2009-05-21 Jakub Jelinek <jakub@redhat.com>
12897 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
12898 operand2 -128 override length_immediate attribute to 1.
12899 * config/i386/predicates.md (constm128_operand): New predicate.
12901 * config/i386/i386.c (memory_address_length): Handle %r12
12902 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
12904 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
12905 mode look through optional ZERO_EXTEND and SUBREG.
12906 * config/i386/i386.md (R12_REG): New define_constant.
12907 (prefix_data16): For sse unit set also for MODE_TI insns.
12908 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
12909 insns set if operand 1 is ext_QIreg_operand.
12910 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
12911 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
12913 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
12914 mode from MODE_DI to MODE_SI.
12915 (movdi_1_rex64): Override modrm and length_immediate attributes
12916 only for movabs (TYPE_IMOV, alternative 2).
12917 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
12918 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
12919 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
12920 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
12921 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
12922 prefix_rex attribute if DImode.
12923 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
12924 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
12925 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
12926 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
12927 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
12928 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
12929 Likewise. For TYPE_IMOV clear length_immediate attribute.
12930 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
12931 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
12932 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
12933 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
12934 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
12935 or one operand TYPE_ISHIFT.
12936 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
12937 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
12938 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
12939 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
12940 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
12941 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
12942 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
12943 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
12944 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
12945 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
12946 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
12947 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
12948 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
12949 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
12950 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
12951 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
12952 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
12953 set mode attribute, don't override length attribute.
12954 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
12956 (return_internal_long): Set length attribute to 2 instead of 1.
12957 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
12958 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
12959 prefix_rex attribute.
12960 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
12962 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
12964 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12966 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
12968 2009-05-20 Ian Lance Taylor <iant@google.com>
12970 * tree.c (build_tree_list_vec_stat): New function.
12971 (ctor_to_vec): New function.
12972 (build_nt_call_vec): New function.
12973 (build_call_array): Change args to be a const pointer.
12974 (build_call_vec): New function.
12975 * tree.h (build_nt_call_vec): Declare.
12976 (build_tree_list_vec_stat): Declare.
12977 (build_tree_list_vec): Define.
12978 (build_call_array): Update declaration.
12979 (build_call_vec): Declare.
12980 (ctor_to_vec): Declare.
12981 * c-common.c (tree_vector_cache): New static variable.
12982 (make_tree_vector): New function.
12983 (release_tree_vector): New function.
12984 (make_tree_vector_single): New function.
12985 (make_tree_vector_copy): New function.
12986 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
12987 (make_tree_vector_single, make_tree_vector_copy): Declare.
12988 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
12989 (c_parser_expr_list): Don't manage cache here, instead call
12991 (c_parser_release_expr_list): Remove static function.
12992 (c_parser_vec_to_tree_list): Remove static function.
12993 (c_parser_attributes): Call build_tree_list_vec instead of
12994 c_parser_vec_to_tree_list. Call release_tree_vector instead of
12995 c_parser_release_expr_list.
12996 (c_parser_postfix_expression_after_primary): Likewise.
12997 (c_parser_objc_keywordexpr): Likewise.
12999 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
13001 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
13002 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
13003 TARGET_CONVERT_TO_TYPE.
13004 * hooks.c (hook_tree_const_tree_null): Define.
13005 * hooks.h (hook_tree_const_tree_null): Declare.
13006 * target.h (struct gcc_target): Add invalid_parameter_type,
13007 invalid_return_type, promoted_type, and convert_to_type fields.
13008 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
13009 (TARGET_INVALID_RETURN_TYPE): Define.
13010 (TARGET_PROMOTED_TYPE): Define.
13011 (TARGET_CONVERT_TO_TYPE): Define.
13012 (TARGET_INITIALIZER): Update for new fields.
13013 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
13014 (grokparms): Check targetm.invalid_parameter_type.
13015 * c-typeck.c (default_conversion): Check targetm.promoted_type.
13016 * c-convert.c (convert): Check targetm.convert_to_type.
13018 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
13020 * config/mips/mips.md (*extenddi_truncate<mode>,
13021 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
13023 (*extendhi_truncateqi): New define_insn_and_sptit.
13025 2009-05-20 Jakub Jelinek <jakub@redhat.com>
13027 PR middle-end/40204
13028 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
13029 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
13031 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
13033 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
13034 the operand of VIEW_CONVERT_EXPR.
13036 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
13038 * config/i386/driver-i386.c (host_detect_local_cpu): Check
13039 extended family and model for Intel processors. Support Intel Atom.
13041 2009-05-20 Olivier Hainque <hainque@adacore.com>
13043 * gstab.h (stab_code_type): Define, to be used instead of the
13044 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
13046 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
13047 occurrences by stab_code_type.
13048 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
13050 2009-05-20 Martin Jambor <mjambor@suse.cz>
13052 * tree-flow.h (insert_edge_copies_seq): Undeclare.
13053 (sra_insert_before): Likewise.
13054 (sra_insert_after): Likewise.
13055 (sra_init_cache): Likewise.
13056 (sra_type_can_be_decomposed_p): Likewise.
13057 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
13058 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
13059 (sra_insert_before): Likewise.
13060 (sra_insert_after): Likewise.
13061 (sra_init_cache): Likewise.
13062 (insert_edge_copies_seq): Made static and moved upwards.
13064 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
13067 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
13069 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
13070 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
13073 2009-05-20 Richard Guenther <rguenther@suse.de>
13075 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
13076 with mismatched comparison modes.
13078 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13080 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
13081 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
13082 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
13083 with shifts for Thumb2.
13084 (orsi_notsi): New for orn.
13085 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
13086 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
13087 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
13088 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
13089 Don't invert remainder for IOR.
13091 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
13093 PR tree-optimization/40087
13094 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
13095 number_of_iterations_ne): Rename never_infinite argument.
13096 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
13097 number_of_iterations_le): Handle pointer-type ivs when
13098 exit_must_be_taken is false.
13099 (number_of_iterations_cond): Do not always assume that
13100 exit_must_be_taken if the control variable is a pointer.
13102 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
13104 * c-typeck.c (build_binary_op): Allow % on integal vectors.
13105 * doc/extend.texi (Vector Extension): Document that % is allowed too.
13107 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
13109 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
13110 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
13112 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13115 * c.opt (Wlogical-op): Disabled by default.
13116 * c-opt (c_common_post_options): Do not enable Wlogical-op with
13118 * doc/invoke.texi (Wlogical-op): Likewise.
13120 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
13122 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
13124 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
13125 Propagate the type of the first operand.
13126 <ASSERT_EXPR>: Simplify.
13127 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
13128 Rewrite using the RHS code as discriminant.
13129 <NOP_EXPR>: Turn into CASE_CONVERT.
13130 <PLUS_EXPR>: Propagate the type of the first operand.
13132 2009-05-19 Steve Ellcey <sje@cup.hp.com>
13134 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
13135 (ia64_dconst_0_375): New.
13136 * config/ia64/ia64.c (ia64_override_options): Remove
13137 -minline-sqrt-min-latency warning.
13138 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
13139 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
13140 * config/ia64/ia64.md (*sqrt_approx): Remove.
13141 (sqrtsf2): Remove #if 0.
13142 (sqrtsf2_internal_thr): Rewrite and move to div.md.
13143 (sqrtdf): Remove assert.
13144 (sqrtdf2_internal_thr): Rewrite and move to div.md.
13145 (sqrtxf2): Remove #if 0.
13146 (sqrtxf2_internal_thr): Rewrite and move to div.md.
13147 * div.md (sqrt_approx_rf): New.
13148 (sqrtsf2_internal_thr): New implementation.
13149 (sqrtsf2_internal_lat): New.
13150 (sqrtdf2_internal_thr: New implementation.
13151 (sqrtxf2_internal): New implementation.
13153 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
13154 Hans-Peter Nilsson <hp@axis.com>
13156 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
13157 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
13158 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
13159 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
13160 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
13161 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
13162 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
13163 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
13164 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
13165 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
13166 * c-common.c: ...from here.
13168 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13170 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
13172 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13174 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
13176 2009-05-19 Ben Elliston <bje@au.ibm.com>
13178 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
13179 assignments with memcpy calls.
13180 (add_fdes): Likewise.
13181 (binary_search_unencoded_fdes): Likewise.
13182 (linear_search_fdes): Eliminate type puns.
13184 2009-05-19 Richard Guenther <rguenther@suse.de>
13186 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
13187 not falsely claim to have propagated into all uses.
13189 2009-05-19 Ben Elliston <bje@au.ibm.com>
13191 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
13194 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
13196 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
13197 * config/sh/sh.c (sh_legitimate_address_p): Make static.
13198 (TARGET_LEGITIMATE_ADDRESS_P): New.
13199 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13200 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
13202 2009-05-18 Dodji Seketeli <dodji@redhat.com>
13205 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
13206 child of the containing namespace's DIE.
13208 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
13210 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
13211 *zero_extendhi_truncqi): Move after the zero_extend patterns.
13212 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
13215 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
13218 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
13219 gen_align with gen_pad.
13220 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
13221 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
13223 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
13224 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
13226 * config/i386/i386.md (align): Renamed to ...
13227 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
13228 ASM_OUTPUT_MAX_SKIP_PAD.
13230 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
13232 * config.gcc: Fix variable syntax.
13235 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
13236 before calling exact_log2.
13237 (output_iorsi3): Likewise.
13238 (output_xorsi3): Likewise.
13240 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
13242 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
13243 for the none zero constant operand except for EQ and NE
13244 comprisons even when the first operand is R0.
13246 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
13248 * config/s390/2064.md: Remove trailing whitespaces.
13249 * config/s390/2084.md: Likewise.
13250 * config/s390/constraints.md: Likewise.
13251 * config/s390/fixdfdi.h: Likewise.
13252 * config/s390/libgcc-glibc.ver: Likewise.
13253 * config/s390/s390-modes.def: Likewise.
13254 * config/s390/s390-protos.h: Likewise.
13255 * config/s390/s390.c: Likewise.
13256 * config/s390/s390.h: Likewise.
13257 * config/s390/s390.md: Likewise.
13258 * config/s390/tpf-unwind.h: Likewise.
13260 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
13262 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
13264 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
13267 * configure.ac (m68k-*-*): Check if binutils support TLS.
13268 * configure: Regenerate.
13269 * config/m68k/predicates.md (symbolic_operand): Extend comment.
13270 * config/m68k/constraints.md (Cu): New constraint.
13271 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
13272 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
13273 (movsi): Handle TLS symbols.
13274 (addsi3_5200): Handle XTLS symbols, indent.
13275 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
13276 (m68k_tls_reference_p): Declare.
13277 (m68k_legitimize_address): Declare.
13278 (m68k_unwrap_symbol): Declare.
13279 * config/m68k/m68k.opt (mxtls): New option.
13280 * config/m68k/m68k.c (ggc.h): Include.
13281 (m68k_output_dwarf_dtprel): Implement hook.
13282 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
13283 (m68k_expand_prologue): Load GOT pointer when function needs it.
13284 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
13285 (m68k_legitimate_constant_address_p): Same.
13286 (m68k_decompose_address): Handle TLS references.
13287 (m68k_get_gp): New static function.
13288 (enum m68k_reloc): New contants.
13289 (TLS_RELOC_P): New macro.
13290 (m68k_wrap_symbol): New static function.
13291 (m68k_unwrap_symbol): New function.
13292 (m68k_final_prescan_insn_1): New static function.
13293 (m68k_final_prescan_insn): New function.
13294 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
13296 (legitimize_pic_address): Handle TLS references..
13297 (m68k_tls_get_addr, m68k_get_tls_get_addr)
13298 (m68k_libcall_value_in_a0_p)
13299 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
13300 (m68k_call_m68k_read_tp): Helper variables and functions for ...
13301 (m68k_legitimize_tls_address): Handle TLS references.
13302 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
13304 (m68k_legitimize_address): Handle TLS symbols.
13305 (m68k_get_reloc_decoration): New static function.
13306 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
13308 (m68k_output_dwarf_dtprel): Implement hook.
13309 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
13310 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
13311 m68k_call_* routines.
13312 (sched_attr_op_type): Handle TLS symbols.
13313 (gt-m68k.h): Include.
13314 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
13315 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
13317 2009-05-18 Martin Jambor <mjambor@suse.cz>
13319 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
13320 (visit_store_addr_for_mod_analysis): New function.
13321 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
13322 (determine_cst_member_ptr): Use gimple_assign_single_p.
13323 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
13324 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
13325 operands. Don't check number of operands of a NOP_EXPR.
13327 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
13329 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
13331 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
13334 * c-common.c (warn_logical_operator): Don't warn if one of
13335 expression isn't always true or false.
13337 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
13339 * config/i386/biarch32.h: New file.
13340 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
13342 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
13344 * config/mips/mips.md (*zero_extend<mode>_trunchi,
13345 *zero_extend<mode>_truncqi): Merge these into ...
13346 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
13347 Name the pattern following this as *zero_extendhi_truncqi.
13349 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
13351 PR middle-end/39301
13352 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
13353 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
13354 (output_info): Make field HOST_WIDEST_INT.
13355 (print_statistics): Use HOST_WIDEST_INT_PRINT.
13356 (dump_bitmat_statistics): Same.
13358 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
13360 * config.gcc (use_gcc_stdint): Set to wrap.
13361 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
13362 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
13363 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
13364 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
13365 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
13366 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
13367 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
13368 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
13370 2009-05-16 Joseph Myers <joseph@codesourcery.com>
13372 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
13374 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
13375 Move definitions earlier.
13376 (OPT_ARCH64, OPT_ARCH32): Define.
13377 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
13380 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
13383 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
13386 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
13388 * arm.md (movdi2): Copy non-reg values to DImode registers.
13390 2009-05-16 Jakub Jelinek <jakub@redhat.com>
13393 * final.c (label_to_max_skip): New function.
13394 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
13395 CODE_LABEL_NUMBER <= max_labelno.
13396 * output.h (label_to_max_skip): New prototype.
13397 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
13398 (ix86_avoid_jump_mispredicts): ... this. Don't define if
13399 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
13400 Handle CODE_LABELs with >= 16 byte alignment or with
13401 max_skip == (1 << align) - 1.
13402 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
13403 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
13406 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
13407 .p2align 3 if MAX_SKIP is smaller than 7.
13408 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
13410 2009-05-15 Ian Lance Taylor <iant@google.com>
13412 * alias.c (struct alias_set_entry_d): Rename from struct
13413 alias_set_entry. Change all uses.
13414 * except.c (struct call_site_record_d): Rename from struct
13415 call_site_record. Change all uses.
13416 * except.h (struct eh_region_d): Rename from struct eh_region.
13418 * gcse.c (struct hash_table_d): Rename from struct hash_table.
13420 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
13421 ivtype_map_elt. Change all uses.
13422 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
13424 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
13425 * graphite.h (struct name_tree_d): Rename from struct name_tree.
13427 (struct sese_d): Rename from struct sese. Change all uses.
13428 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
13429 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
13430 * optabs.h (struct optab_d): Rename from struct optab. Change all
13432 (struct convert_optab_d): Rename from struct convert_optab.
13434 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
13435 ipa_opt_pass. Change all uses.
13436 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
13439 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
13440 defined as a typedef.
13441 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
13444 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
13447 * fold-const.c (make_range,build_range_check,merge_ranges): Move
13449 (merge_ranges): Returns bool.
13450 * tree.h (make_range): .. to here.
13451 (build_range_check): Likewise.
13452 (merge_ranges): Likewise. Renamed from merge_ranges.
13453 * c-typeck.c (parser_build_binary_op): Update calls to
13454 warn_logical_operator.
13455 * c-common.c (warn_logical_operator): Add new warning.
13456 * c-common.h (warn_logical_operator): Update declaration.
13458 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
13460 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
13462 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13464 * doc/install.texi: Document MPC requirements, flags etc.
13466 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
13467 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
13468 Evaluate constant arguments.
13469 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
13470 (fold_builtin_1): Likewise, also evaluate constant arguments.
13471 Remove superfluous break.
13472 (do_mpc_ckconv): New.
13473 * real.h: Include mpc.h.
13474 * toplev.c (print_version): Output MPC version info if available.
13476 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
13478 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
13480 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
13482 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
13485 2009-05-15 Jan Hubicka <jh@suse.cz>
13487 * doc/invoke.texi (max-early-inliner-iterations): New flag.
13488 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
13489 (try_inline): Fix return value.
13490 (cgraph_decide_inlining_incrementally): Honor new value.
13491 (cgraph_early_inlining): Handle indirect inlining.
13492 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
13494 2009-05-15 Jan Hubicka <jh@suse.cz>
13496 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
13497 * cgraphunit.c (cgraph_finalize_function): Set it.
13498 (cgraph_expand_function): Use it.
13500 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
13502 * real.c (encode_ieee_half): Define.
13503 (decode_ieee_half): Define.
13504 (ieee_half_format): Define.
13505 (arm_half_format): Define.
13506 * real.h (ieee_half_format): Declare.
13507 (arm_half_format): Declare.
13509 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
13511 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
13512 swapped, and reversed optabs exist before trying to use them.
13514 2009-05-15 Paul Brook <paul@codesourcery.com>
13515 Sandra Loosemore <sandra@codesourcery.com>
13517 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
13518 loads. Allow PRE_DEC.
13519 (output_move_neon): Handle PRE_DEC.
13520 (arm_print_operand): Add 'A' for neon structure loads.
13521 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
13522 * config/arm/neon.md (neon_mov): Update comment.
13523 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
13525 (Um): New constraint.
13527 2009-05-15 Jan Hubicka <jh@suse.cz>
13529 Revert the following patch until testsuite fallout is fixed:
13530 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
13531 * cgraph.h (struct inline_summary): New filed self_wize,
13532 size_inlining_benefit, self_time and time_inlining_benefit.
13533 (struct cgraph_global_info): Replace insns by time ans size fields.
13534 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
13535 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
13536 (ipcp_update_callgraph): Do not touch function bodies.
13537 * ipa-inline.c: Include except.h
13538 (MAX_TIME): New constant.
13539 (overall_insns): Remove
13540 (overall_size, max_benefit): New static variables.
13541 (cgraph_estimate_time_after_inlining): New function.
13542 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
13543 (cgraph_clone_inlined_nodes): Update size.
13544 (cgraph_mark_inline_edge): Update size.
13545 (cgraph_estimate_growth): Use size info.
13546 (cgraph_check_inline_limits): Check size.
13547 (cgraph_default_inline_p): Likewise.
13548 (cgraph_edge_badness): Compute badness based on benefit and size cost.
13549 (cgraph_decide_recursive_inlining): Check size.
13550 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
13552 (cgraph_decide_inlining): Likewise.
13553 (cgraph_decide_inlining_incrementally): Likewise; honor
13554 PARAM_EARLY_INLINING_INSNS.
13555 (likely_eliminated_by_inlining_p): New predicate.
13556 (estimate_function_body_sizes): New function.
13557 (compute_inline_parameters): Use it.
13558 * except.c (must_not_throw_labels): New function.
13559 * except.h (must_not_throw_labels): Declare.
13560 * tree-inline.c (init_inline_once): Kill inlining_weigths
13561 * tree-ssa-structalias.c: Avoid uninitialized warning.
13562 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
13563 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
13564 (PARAM_INLINE_CALL_COST): Remove.
13565 (PARAM_EARLY_INLINING_INSNS): New.
13567 2009-05-15 Richard Guenther <rguenther@suse.de>
13569 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
13570 not TODO_update_ssa.
13572 2009-05-15 Richard Guenther <rguenther@suse.de>
13574 PR tree-optimization/39999
13575 * gimple.h (gimple_expr_type): Use the expression type looking
13576 through useless conversions.
13577 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
13578 (vn_nary_op_insert_stmt): Likewise.
13579 (simplify_binary_expression): Likewise.
13581 2009-05-15 Richard Guenther <rguenther@suse.de>
13583 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
13584 New options, enabled by default.
13585 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
13587 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
13588 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
13589 * tree-ssa-structalias.c (gate_tree_pta): New function.
13590 (pass_build_alias): Use it.
13592 2009-05-15 Joseph Myers <joseph@codesourcery.com>
13594 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
13595 recurse on an invariant address if a conversion from a pointer
13596 type to a wider integer type is involved.
13598 2009-05-15 Jan Hubicka <jh@suse.cz>
13600 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
13601 * cgraph.h (struct inline_summary): New filed self_wize,
13602 size_inlining_benefit, self_time and time_inlining_benefit.
13603 (struct cgraph_global_info): Replace insns by time ans size fields.
13604 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
13605 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
13606 (ipcp_update_callgraph): Do not touch function bodies.
13607 * ipa-inline.c: Include except.h
13608 (MAX_TIME): New constant.
13609 (overall_insns): Remove
13610 (overall_size, max_benefit): New static variables.
13611 (cgraph_estimate_time_after_inlining): New function.
13612 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
13613 (cgraph_clone_inlined_nodes): Update size.
13614 (cgraph_mark_inline_edge): Update size.
13615 (cgraph_estimate_growth): Use size info.
13616 (cgraph_check_inline_limits): Check size.
13617 (cgraph_default_inline_p): Likewise.
13618 (cgraph_edge_badness): Compute badness based on benefit and size cost.
13619 (cgraph_decide_recursive_inlining): Check size.
13620 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
13622 (cgraph_decide_inlining): Likewise.
13623 (cgraph_decide_inlining_incrementally): Likewise; honor
13624 PARAM_EARLY_INLINING_INSNS.
13625 (likely_eliminated_by_inlining_p): New predicate.
13626 (estimate_function_body_sizes): New function.
13627 (compute_inline_parameters): Use it.
13628 * except.c (must_not_throw_labels): New function.
13629 * except.h (must_not_throw_labels): Declare.
13630 * tree-inline.c (init_inline_once): Kill inlining_weigths
13631 * tree-ssa-structalias.c: Avoid uninitialized warning.
13632 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
13633 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
13634 (PARAM_INLINE_CALL_COST): Remove.
13635 (PARAM_EARLY_INLINING_INSNS): New.
13636 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
13637 (inline-call-cost): Remove.
13638 (early-inlining-insns): New.
13640 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
13642 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
13644 (print_int_cst_bounds_in_octal_p): Likewise.
13645 (dbxout_type): Adjust calls to above functions. Be prepared to deal
13647 * dwarf2out.c (base_type_die): Likewise.
13648 (is_subrange_type): Delete.
13649 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
13650 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
13651 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
13652 if the destination type is boolean.
13653 (build_range_check): Do not special-case subtypes.
13654 (fold_sign_changed_comparison): Likewise.
13655 (fold_unary): Likewise.
13656 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
13657 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
13658 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
13659 * tree.c (subrange_type_for_debug_p): New predicate based on the
13660 former is_subrange_type.
13661 * tree.h (subrange_type_for_debug_p): Declare.
13662 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
13663 (convert_affine_scev): Remove call to above function.
13664 (chrec_convert_aggressive): Likewise.
13665 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
13666 false for conversions involving subtypes.
13667 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
13668 (vrp_val_min): Likewise.
13669 (needs_overflow_infinity): Likewise.
13670 (extract_range_from_unary_expr): Likewise.
13672 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
13674 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
13675 * config/frv/frv.c: Likewise.
13676 * config/s390/s390.c: Likewise.
13677 * config/sparc/sparc.h: Likewise.
13678 * config/i386/i386.h: Likewise.
13679 * config/i386/i386.c: Likewise.
13680 * config/crx/crx.c: Likewise.
13681 * config/m68hc11/m68hc11.h: Likewise.
13682 * config/iq2000/iq2000.c: Likewise.
13683 * config/mn10300/mn10300.h: Likewise.
13684 * config/mn10300/mn10300.c: Likewise.
13685 * config/m68k/m68k.c: Likewise.
13686 * config/rs6000/rs6000.c: Likewise.
13687 * config/rs6000/xcoff.h: Likewise.
13688 * config/rs6000/linux64.h: Likewise.
13689 * config/rs6000/sysv4.h: Likewise.
13690 * config/score/score3.c: Likewise.
13691 * config/score/score7.c: Likewise.
13692 * config/score/score.c: Likewise.
13693 * config/arm/arm.md: Likewise.
13694 * config/mips/mips.c: Likewise.
13695 * config/mips/mips.md: Likewise.
13696 * config/bfin/bfin.h: Likewise.
13697 * config/pa/pa.c: Likewise.
13698 * config/pa/constraints.md: Likewise.
13700 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
13701 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
13702 * config/pdp11/pdp11.h: Use memory_address_p instead.
13704 2009-05-14 Ian Lance Taylor <iant@google.com>
13706 * passes.c (finish_optimization_passes): Change i to int.
13707 * plugin.c (plugins_active_p): Change event to int.
13708 (dump_active_plugins): Likewise.
13709 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
13711 * tree.c (tree_range_check_failed): Change c to unsigned int.
13712 (omp_clause_range_check_failed): Likewise.
13713 (build_common_builtin_nodes): Change mode to int. Add cast.
13714 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
13715 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
13717 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
13718 ++ or -- with a variable of enum type.
13720 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
13723 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
13725 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
13727 * store-motion.c: Do not include params.h
13728 * Makefile.in: Fix dependencies for various files.
13730 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
13732 * auto-inc-dec.c: Fix pass description, remove apparent
13733 accidental duplication.
13735 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
13737 PR middle-end/40147
13738 * ipa-utils.h (memory_identifier_string): Moved to ...
13739 * tree.h (memory_identifier_string): Here. Add GTY(()).
13741 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
13743 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
13744 in the former documentation of...
13745 (GO_IF_LEGITIMATE_ADDRESS): ... this.
13746 * ira-conflicts.c (get_dup_num): Use address_operand.
13747 * targhooks.c (default_legitimate_address_p): New.
13748 * targhooks.h (default_legitimate_address_p): New.
13749 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
13751 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
13752 * target.h (struct target): Add legitimate_address_p.
13753 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
13754 (TARGET_INITIALIZER): Include it.
13756 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13757 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
13758 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
13759 (TARGET_LEGITIMATE_ADDRESS_P): New.
13761 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13762 (REG_OK_STRICT_P): Delete.
13763 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
13764 (frv_legitimate_address_p_1): ... this.
13765 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
13766 (frv_legitimate_address_p_1): ... the renamed old
13767 frv_legitimate_address_p.
13768 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
13769 (TARGET_LEGITIMATE_ADDRESS_P): New.
13771 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13772 * config/s390/s390-protos.h (legitimate_address_p): Remove.
13773 * config/s390/s390.c (legitimate_address_p): Rename to...
13774 (s390_legitimate_address_p): ... this, make static.
13775 (legitimize_address): Adjust call.
13776 (TARGET_LEGITIMATE_ADDRESS_P): New.
13777 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
13779 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13780 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
13781 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
13782 (TARGET_LEGITIMATE_ADDRESS_P): New.
13784 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13785 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
13786 * config/spu/spu.c (spu_legitimate_address): Rename to...
13787 (spu_legitimate_address_p): ... this, make static.
13788 (TARGET_LEGITIMATE_ADDRESS_P): New.
13790 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13791 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
13792 * config/sparc/sparc.c (legitimate_address_p): Rename to...
13793 (sparc_legitimate_address_p): ... this, make static and return bool.
13794 (legitimize_address): Adjust call.
13795 (TARGET_LEGITIMATE_ADDRESS_P): New.
13797 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13798 * config/i386/i386-protos.h (legitimate_address_p): Remove.
13799 * config/i386/i386.c (legitimate_address_p): Rename to...
13800 (ix86_legitimate_address_p): ... this, make static.
13801 (constant_address_p): Move after it, adjust call.
13802 (TARGET_LEGITIMATE_ADDRESS_P): New.
13804 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13805 * config/avr/avr-protos.h (legitimate_address_p): Remove.
13806 * config/avr/avr.c (legitimate_address_p): Rename to...
13807 (avr_legitimate_address_p): ... this, make static.
13808 (legitimize_address): Adjust call.
13809 (TARGET_LEGITIMATE_ADDRESS_P): New.
13811 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13812 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
13813 * config/crx/crx.c (crx_legitimate_address_p): Make static.
13814 (TARGET_LEGITIMATE_ADDRESS_P): New.
13816 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13817 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
13818 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
13819 (TARGET_LEGITIMATE_ADDRESS_P): New.
13821 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13822 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
13824 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
13826 (TARGET_LEGITIMATE_ADDRESS_P): New.
13828 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13829 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
13831 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
13833 (m68hc11_legitimate_address_p): ... this, make static.
13834 (go_if_legitimate_address_internal): Rename to...
13835 (m68hc11_legitimate_address_p_1): ... this.
13836 (legitimize_address): Adjust call.
13837 (TARGET_LEGITIMATE_ADDRESS_P): New.
13839 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13840 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
13841 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
13842 (TARGET_LEGITIMATE_ADDRESS_P): New.
13844 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13845 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
13846 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
13847 (mn10300_legitimate_address_p): ... this, make static.
13848 (TARGET_LEGITIMATE_ADDRESS_P): New.
13850 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13851 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
13852 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
13853 (TARGET_LEGITIMATE_ADDRESS_P): New.
13855 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13856 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
13857 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
13858 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13859 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
13860 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
13861 (rs6000_legitimate_address_p): ... this, make static.
13862 (TARGET_LEGITIMATE_ADDRESS_P): New.
13863 (REG_MODE_OK_FOR_BASE_P): Delete.
13864 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
13866 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13867 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
13869 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
13870 static, adjust types.
13871 (TARGET_LEGITIMATE_ADDRESS_P): New.
13873 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13874 * config/score/score.c (score_address_p): Rename to...
13875 (score_legitimate_address_p): ... this.
13876 (TARGET_LEGITIMATE_ADDRESS_P): New.
13877 * config/score/score3.c (score3_address_p): Rename to...
13878 (score3_legitimate_address_p): ... this.
13879 * config/score/score7.c (score7_address_p): Rename to...
13880 (score7_legitimate_address_p): ... this.
13882 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
13883 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
13884 GO_IF_LEGITIMATE_ADDRESS): Delete.
13885 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
13886 thumb2_legitimate_address_p): Delete.
13887 (arm_legitimate_address_p): Rename to...
13888 (arm_legitimate_address_outer_p): ... this.
13889 * config/arm/constraints.md ("Uq"): Adjust call.
13890 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
13891 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
13893 (arm_legitimate_address_outer_p): ... this.
13894 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
13896 (TARGET_LEGITIMATE_ADDRESS_P): New.
13898 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13899 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
13900 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
13901 (TARGET_LEGITIMATE_ADDRESS_P): New.
13903 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13904 * config/vax/vax-protos.h (legitimate_address_p): Remove.
13905 * config/vax/vax.c (legitimate_address_p): Rename to...
13906 (vax_legitimate_address_p): ... this, make static.
13907 (TARGET_LEGITIMATE_ADDRESS_P): New.
13909 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13910 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
13911 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
13912 (TARGET_LEGITIMATE_ADDRESS_P): New.
13914 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13915 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
13916 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
13917 (mmix_legitimate_address_p): ... this, make static.
13918 (TARGET_LEGITIMATE_ADDRESS_P): New.
13920 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13921 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
13922 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
13923 (TARGET_LEGITIMATE_ADDRESS_P): New.
13925 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
13927 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
13928 of MODE_COMPLEX_INT.
13930 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13932 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
13933 LCT_NORMAL in function call.
13934 * mips-tdump.c (print_file_desc): Add cast to enum type.
13935 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
13936 (mark_stabs): Add casts to enum types.
13937 (parse_stabs_common): Add casts to enum types.
13939 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
13941 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
13942 Check for invalid values of LETTER.
13944 2009-05-13 Taras Glek <tglek@mozilla.com>
13946 * attribs.c (register_attribute): moved out attribute registration
13947 into register_attribute.
13948 * doc/plugins.texi: Documented register_attribute and
13950 * gcc-plugin.h: Added forward decl for register_attribute.
13951 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
13952 * plugin.c (register_callback, invoke_plugin_callbacks): Added
13953 PLUGIN_ATTRIBUTES boilerplate.
13955 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
13957 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
13958 values even in sentinel and empty entries.
13959 (ms_printf_flag_specs): Likewise.
13960 (ms_scanf_flag_specs): Likewise.
13961 (ms_strftime_flag_specs): Likewise.
13962 (ms_print_char_table): Likewise.
13963 (ms_scan_char_table): Likewise.
13964 (ms_time_char_table): Likewise.
13966 2009-05-13 Doug Kwan <dougkwan@google.com>
13968 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
13970 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
13972 * config/mips/mips.md (store): Add attributes for QI and HI.
13974 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
13975 (truncdi<mode>2): ... this new pattern.
13977 2009-05-13 Brad Hards <bradh@kde.org>
13979 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
13981 2009-05-14 Jakub Jelinek <jakub@redhat.com>
13982 Ben Elliston <bje@au.ibm.com>
13984 PR middle-end/40035
13985 * dse.c (check_mem_read_rtx): Guard against width == -1.
13987 2009-05-13 Michael Matz <matz@suse.de>
13989 PR middle-end/39976
13990 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
13991 (trivially_conflicts_p): New function.
13992 (insert_backedge_copies): Use it.
13994 2009-05-13 Janis Johnson <janis187@us.ibm.com>
13996 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
13997 (handle_stdc_pragma): Use new enum constant names.
13998 (handle_pragma_float_const_decimal64): Ditto.
14000 2009-05-13 Ian Lance Taylor <iant@google.com>
14002 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
14005 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
14007 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
14008 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
14010 * config/m68k/m68k.h (FL_UCLINUX): Define.
14012 2009-05-13 Jan Hubicka <jh@suse.cz>
14014 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
14016 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14018 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
14019 unless -fschedule-insns is specified.
14021 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14024 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
14025 TARGET_EXPAND_CBRANCHDI4.
14026 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
14027 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
14028 (cmpeqdi): Fix comment.
14030 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14032 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
14033 (sh_legitimate_address_p): Likewise.
14034 * config/sh/sh.c (sh_legitimate_index_p): New.
14035 (sh_legitimate_address_p): Likewise.
14036 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
14037 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
14038 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
14039 (MAYBE_BASE_REGISTER_RTX_P): New macro.
14040 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
14041 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
14042 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
14043 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
14044 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
14046 2009-05-12 Jan Hubicka <jh@suse.cz>
14048 * tree-inline.c (estimate_operator_cost): Add operands;
14049 when division happens by constant, it is cheap.
14050 (estimate_num_insns): Loads and stores are not having cost of 0;
14051 EH magic stuff is cheap; when computing runtime cost of switch,
14052 use log2 base of amount of its cases; builtin_expect has cost of 0;
14053 compute cost for moving return value of call.
14054 (init_inline_once): Initialize time_based flags.
14055 * tree-inline.h (eni_weights_d): Add time_based flag.
14057 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14059 * df-core.c: Update head documentation.
14061 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
14064 * rs6000.c (rs6000_generate_compare): Use op1b instead of
14065 shadowing exisiting variable op1.
14067 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
14070 * config/i386/driver-i386.c (processor_signatures): New enum.
14071 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
14072 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
14073 processor signature to detect geode processor.
14075 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14079 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14081 * optabs.c (prepare_cmp_insn): Temporarily disable test that
14082 causes spurious differences between trunk and cond-optab branch.
14084 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14086 * dojump.c (compare_from_rtx): Delete.
14087 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
14088 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
14089 if the comparison does not satisfy the predicate; test predicates for
14090 operands 2 and 3 of a cstore pattern. Don't try cstore optab
14091 further if one existing pattern fails.
14092 * expr.h (compare_from_rtx): Delete.
14093 (prepare_operand): Declare it.
14094 * optabs.c: Change "lib call" to "libcall" throughout.
14095 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
14096 HAVE_conditional_trap, emit_cmp_insn): Delete.
14097 (can_compare_p): Delete cmp_optab case.
14098 (prepare_float_lib_cmp): Return an rtx and a machine mode.
14099 Accept other parameters by value.
14100 (prepare_operand): Make non-static.
14101 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
14102 other parameters by value. Try to widen operands here based on
14103 an optab_methods argument and looking at cbranch_optab.
14104 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
14105 loop. Use cbranch_optab directly.
14106 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
14107 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
14109 (emit_conditional_move, emit_conditional_add): Inline what's needed
14110 of compare_from_rtx, using new prepare_cmp_insn for the rest.
14111 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
14112 with COMPARE. Move cmov_optab and cstore_optab above
14113 with cbranch_optab, move cmp_optab down with ucmp_optab,
14114 remove tst_otpab. Do not initialize trap_rtx.
14115 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
14116 for trap code. Do not check HAVE_conditional_trap. Use
14117 prepare_cmp_insn. Accept no predicate for operand 3.
14118 * optabs.h (OTI_cmp): Mark as used only for libcalls.
14119 (OTI_ctrap, ctrap_optab): New.
14120 (tst_optab): Delete.
14121 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
14122 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
14123 with lookup of ctrap_optab.
14124 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
14126 (ctrap_optab): New.
14128 * combine.c (combine_simplify_rtx, simplify_set): Do not
14129 special case comparing against zero for cc0 machines.
14130 * simplify-rtx.c (simplify_binary_operation_1): Never remove
14131 COMPARE on cc0 machines.
14132 (simplify_relational_operation): Return a new expression when
14133 a COMPARE could be removed.
14134 * final.c (final_scan_insn): Compare cc_status values
14135 against LHS of a (compare FOO (const_int 0)) cc0 source.
14136 Also check if cc_status.value is the full compare.
14138 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
14139 (cstoreMM4): Document.
14140 (conditional_trap): Document ctrapMM4 instead.
14141 (sync_compare_and_swapMM): Refer to cbranchcc4.
14142 (Dependent Patterns): Eliminate obsolete information referring to
14143 the old jump optimization phase.
14144 (Canonicalization): Include cbranchcc4 case, omit canonicalization
14145 of compares with 0 on cc0 machines.
14146 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
14147 avoiding references to cc0. Remove text about storing operands
14149 * doc/tm.texi (Condition Codes): Include blurb on different
14150 condition code representations, separate into subsections for
14151 CC0, MODE_CC and conditional execution.
14153 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
14154 alpha_emit_setcc): Accept operands and a machine mode.
14155 * config/alpha/alpha.c (alpha_emit_conditional_branch):
14156 Get code/op0/op1 from operands, use machine mode argument
14157 instead of alpha_compare.fp_p. Emit the branch here.
14158 (alpha_emit_setcc): Likewise, and return boolean.
14159 (alpha_emit_conditional_move): Likewise. Assert that
14160 cmp_op_mode == cmp_mode, and simplify accordingly.
14161 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
14162 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
14163 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
14165 (stack probe test): Use cbranchdi4.
14166 * config/alpha/predicates.md (alpha_cbranch_operator): New.
14168 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
14169 * config/arc/arc.h (movsicc, movsfcc): Use it.
14170 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
14171 (cbranchsi4, cstoresi4): New.
14172 (cmpsi, bCC and sCC expanders): Remove.
14174 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
14175 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
14176 * config/arm/predicates.md (arm_comparison_operator): Only include
14177 floating-point operators if there is a hardware floating-point unit.
14178 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
14179 deferring to cbranch_cc and cstore_cc respectively.
14180 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
14181 cbranch_cc, cstore_cc): New.
14182 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
14184 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
14186 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
14187 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
14189 (adjust_insn_length): Adjust calls.
14190 (avr_reorg): Handle (compare (foo) (const_int 0)).
14191 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
14192 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
14193 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
14194 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
14196 (cbranchqi4, cbranchhi4, cbranchsi4): New.
14197 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
14199 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
14200 (cbranchsi4, cstorebi4, cstoresi4): New.
14201 (movbisi): This insn is duplicate, split it to zero_extend.
14202 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
14203 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
14204 (bfin_optimize_loop): Use cbranch expander.
14205 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
14206 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
14207 (bfin_bimode_comparison_operator): ... this.
14208 (bfin_direct_comparison_operator): New.
14210 * config/cris/cris.c (cris_normal_notice_update_cc): Look
14211 inside (compare FOO (const_int 0)).
14212 (cris_rtx_costs): Handle ZERO_EXTRACT.
14213 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
14214 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
14215 (*tstdi_v32): Delete.
14216 (*cmpdi_non_v32): Add M alternative for operand 1.
14217 (cmpsi, cmp<mode>): Make private.
14218 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
14220 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
14222 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
14223 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
14224 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
14225 (cc_reg_operand): New.
14226 (any_cond): Delete.
14227 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
14228 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
14229 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
14230 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
14231 crx_expand_scond): Delete.
14233 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
14235 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
14236 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
14238 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
14239 cstoresi4, cstoresf4, cstoredf4): New.
14240 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
14241 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
14242 Receive the entire operands array.
14243 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
14244 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
14245 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
14246 Get test/op0/op1 from the operands array.
14247 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
14249 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
14250 (h8300_expand_store): New.
14251 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
14253 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
14254 (h8300_expand_store): New.
14255 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
14256 or do not try to produce (set (cc0) REG).
14257 (peepholes): Wrap arguments with COMPARE. Add a peephole to
14258 change a compare into a move to a scratch register. Disable some
14259 peepholes when comparing with zero.
14260 (tstsi, tsthi, tstsi, cmpqi): Make private.
14262 (bCC, sCC): Delete.
14263 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
14266 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
14267 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
14268 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
14269 (ix86_emit_i387_log1p): Use cbranchxf2.
14270 (ix86_expand_setcc): Return void.
14271 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
14272 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
14273 cmp<MODEF>, cmpcc): Remove.
14274 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
14275 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
14276 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
14277 (sCC and bCC expanders): Remove.
14278 (stack_protect_test): Use cbranchcc4.
14280 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
14282 (ia64_expand_compare): Accept three rtx by reference and return void.
14283 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
14284 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
14285 from *expr. Update *expr with the BImode comparison to do.
14286 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
14287 cmptf, bCC, sCC, conditional_trap): Delete.
14288 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
14289 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
14290 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
14291 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
14292 * config/ia64/predicates.md (ia64_cbranch_operator): New.
14294 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
14295 type of last argument.
14296 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
14297 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
14298 use machine mode argument instead of branch_type. Remove dead
14299 code for floating-point comparisons.
14300 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
14301 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
14303 (cbranchsi4, cstoresi4): New.
14304 * config/iq2000/predicates.md (reg_or_const_operand): New.
14306 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
14307 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
14308 (b<code>_op): Rewrite to...
14309 (bcc_op): ... this, using match_operator.
14310 (s<code>_op): Rewrite to...
14311 (scc_op): ... this, using match_operator.
14312 (s<code>_24_op): Rewrite to...
14313 (scc_op_24): ... this, using match_operator.
14314 (s<code>_<mode>): Rewrite to...
14315 (cstore<mode>4): ... this, using match_operator.
14316 (s<code>_<mode>_24): Rewrite to...
14317 (cstore<mode>4_24): ... this, using match_operator.
14318 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
14319 m32c_unpend_compare, m32c_expand_scc): Delete.
14320 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
14321 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
14322 (m32c_expand_movcc): Change NE to EQ if necessary.
14323 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
14325 * config/m32r/m32r-protos.h (gen_cond_store): New.
14326 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
14327 (gen_cond_store): New, from sCC patterns.
14328 (m32r_expand_block_move): Use cbranchsi4.
14329 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
14330 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
14331 (cbranchsi4, cstoresi4): New.
14333 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
14335 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
14336 (m68hc11_notice_update_cc): Look into a compare with 0.
14337 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
14339 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
14340 cmphi, cmpqi, bCC): Delete.
14341 (cbranchsi4, cbranchhi4, cbranchqi4): New.
14342 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
14343 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
14346 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
14347 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
14348 * config/m68k/constraints.md (H): New.
14349 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
14350 the define_insn below.
14351 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
14352 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
14353 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
14354 patterns): Wrap RHS with COMPARE.
14355 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
14356 (*cmpdi_internal): Name this pattern.
14357 (cmpdi): Change to define_insn.
14358 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
14359 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
14360 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
14362 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
14363 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
14364 (conditional_trap): Change to...
14365 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
14366 (*conditional_trap): Use the ordered_comparison_operator and
14367 const1_operand predicates.
14368 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
14369 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
14370 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
14371 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
14373 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
14374 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
14375 (mcore_gen_compare): New.
14376 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
14377 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
14378 (mcore_gen_compare): ... this.
14379 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
14380 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
14381 (stack probe pattern): Use cbranchsi4.
14383 * config/mips/predicates.md (mips_cstore_operator): New.
14384 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
14385 * config/mips/mips.md (any_cond): Delete.
14386 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
14388 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
14389 fixuns_truncsfdi2): Use cbranch patterns.
14390 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
14391 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
14392 Adjust call to mips_expand_conditional_branch.
14393 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
14395 * config/mips/mips-protos.h (mips_expand_conditional_branch,
14396 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
14397 * config/mips/mips.c (cmp_operands): Delete.
14398 (mips_emit_compare): Get comparison operands from *op0/*op1.
14399 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
14400 that it succeeds. Use op0/op1 instead of cmp_operands.
14401 (mips_expand_conditional_branch, mips_expand_conditional_move,
14402 mips_expand_conditional_trap): Likewise.
14403 (mips_block_move_loop): Use cbranch patterns.
14404 * config/mips/mips.h (cmp_operands): Delete.
14406 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
14407 (mmix_gen_compare_reg): Just return a register in the right CC mode.
14408 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
14409 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
14410 (*cmpcc_folded): Rename to...
14411 (*cmpdi_folded): this.
14412 (*cmpcc): Rename to...
14414 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
14417 (cbranchdf4): New. Handle invalid comparisons here.
14418 * config/mmix/predicates.md (float_comparison_operator): New.
14420 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
14421 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
14422 * config/mn10300/mn10300.md (tst): Delete.
14423 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
14424 Name these patterns and wrap RHS in a compare.
14425 (*cmpsi): Make this pattern private. Include tst.
14426 (*cmpsf): Make this pattern private.
14427 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
14428 (compare with zero peepholes): Likewise.
14430 (cbranchsi4, cbranchsf4): New.
14431 (casesi): Use cbranchsi4.
14433 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
14434 hppa_branch_type): Delete.
14435 (return_addr_rtx): Use cbranchsi4.
14436 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
14437 Emit CCFPmode comparison here.
14438 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
14439 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
14440 hppa_branch_type): Delete.
14441 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
14442 (movsicc, movdicc): Remove references to hppa_compare_op0,
14443 hppa_compare_op1 and compare_from_rtx.
14444 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
14445 (casesi): Use cbranchsi4.
14447 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
14448 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
14449 * config/pdp11/pdp11.md (register_or_const0_operand): New.
14450 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
14451 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
14453 (cbranchdf4, cbranchhi4, cbranchqi4): New.
14454 (*branch, *branch_inverted): New.
14456 * config/picochip/picochip.md (cbranchhi4): Use
14457 ordered_comparison_operator.
14458 (cmphi, bCC): Remove.
14460 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
14461 (trap_comparison_operator): Delete.
14462 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
14463 rs6000_emit_cbranch): Accept mode and operands.
14464 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
14465 rs6000_compare_fp_p): Delete.
14466 (rs6000_generate_compare): Accept mode and comparison. Extract code
14467 and op0/op1 from there. Replace references to rs6000_compare_op0
14468 and rs6000_compare_op1.
14469 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
14470 extract result from passed operands.
14471 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
14472 extract loc from passed operands.
14473 (rs6000_emit_cmove): Likewise.
14474 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
14475 rs6000_compare_fp_p): Delete.
14476 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
14477 (cbranch<GPR>4, cbranch<FP>4): New.
14478 (cstore<mode>4): New. Consolidate here all choices about when to use
14479 portable or specialized sCC sequences.
14480 (stack_protect_test): Use cbranchsi4.
14481 (conditional_trap): Replace with ctrap<GPR>4.
14482 (conditional trap insn): Replace trap_comparison_operator with
14483 ordered_comparison_operator.
14485 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
14486 (s390_emit_prologue): Use ctrap.
14487 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
14488 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
14489 New predicates replacing...
14490 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
14491 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
14492 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
14493 (add<mode>cc): Do not use s390_compare_op0/op1.
14494 (s<code>): Change to...
14495 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
14496 (seq): Change to...
14497 (cstorecc4): ... this. Handle EQ or NE equally.
14498 (*sne): Un-privatize for use in cstorecc4.
14499 (b<code>): Change to...
14500 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
14501 (conditional_trap): Replace with...
14502 (ctrap<GPR>4, ctrap<FP>4): ... these.
14503 (stack_protect): Use cbranchcc4.
14505 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
14506 * config/score/score-protos.h (score_gen_cmp): Delete.
14507 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
14508 (score_block_move-loop): Use cbranchsi4.
14509 * config/score/score.md (cbranchsi4): New.
14510 (cmpsi, bCC): Delete.
14511 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
14512 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
14513 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
14514 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
14515 * config/score/score3.h (score3_gen_cmp): Delete.
14516 * config/score/score7.h (score7_gen_cmp): Delete.
14518 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
14519 (sh_emit_scc_to_t): ... this. Return void.
14520 (from_compare): Rename to...
14521 (sh_emit_compare_and_branch): ... this.
14522 (sh_emit_compare_and_set): New.
14523 (sh_expand_t_scc): Accept operands.
14524 * config/sh/predicates.md (sh_float_comparison_operator): New.
14525 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
14526 (prepare_scc_operands): Rename to...
14527 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
14529 (sh_emit_cheap_store_flag): New.
14530 (sh_emit_set_t_insn): New.
14531 (from_compare): Rename to...
14532 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
14533 handling of TARGET_SH2E floating point to avoid recursive call.
14534 Generate branch here.
14535 (sh_emit_compare_and_set): New.
14536 (sh_expand_t_scc): Get op0/op1 from arguments.
14537 (sh_emit_cheap_store_flag): New.
14538 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
14540 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
14541 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
14542 (movsicc, movdicc): Do nothing when it recreated operands from
14543 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
14544 prepare_scc_operands (now sh_emit_scc_to_t).
14545 (udivdi3): Use cstoresi4.
14546 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
14547 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
14548 (cbranchint4_media, cbranchfp4_media): New.
14549 (casesi): Use cbranchdi4.
14550 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
14552 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
14553 (movnegt): Remove second operand.
14554 (cbranchsf4, cbranchdf4): New.
14555 (stack_protect): Use cbranchdi4/cbranchsi4.
14557 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
14558 (gen_compare_reg): Accept comparison, extract part of it to...
14559 (gen_compare_reg_1): ... this.
14560 (gen_compare_operator): Delete.
14561 (gen_v9_scc): Accept separate destination, comparison code and arms.
14562 Do not use sparc_compare_op0/sparc_compare_op1.
14563 (emit_scc_insn, emit_conditional_branch_insn): New.
14564 (emit_v9_brxx): Make static. Remove useless assertion.
14565 (sparc_emit_float_lib_cmp): Return RTL instead of calling
14567 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
14568 * config/sparc/sparc-protos.h (gen_compare_reg,
14569 sparc_emit_float_lib_cmp): Adjust prototype.
14570 (emit_scc_insn, emit_conditional_branch_insn): New.
14571 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
14572 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
14573 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
14574 iterators to the top.
14575 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
14576 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
14577 snedi_special_trunc): Delete.
14578 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
14579 and snedi_special_trunc.
14580 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
14581 cbranchdi4, cbranch<F:mode>4): New.
14582 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
14583 here. Use gen_compare_reg instead of gen_compare_operator.
14584 (conditional_trap): Replace with...
14585 (ctrapsi4, ctrapdi4): ... this.
14586 (stack_protect_test): Use cbranchcc4.
14588 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
14590 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
14591 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
14592 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
14593 from operands[0] or operands[3] depending on is_set.
14594 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
14595 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
14596 cmpdf, bCC), sCC: Remove.
14597 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
14598 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
14600 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
14601 spu_emit_branch_or_set.
14603 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
14605 * config/stormy16/stormy16.h (xstormy16_compare_op0,
14606 xstormy16_compare_op1): Delete.
14607 * config/stormy16/stormy16.c (xstormy16_compare_op0,
14608 xstormy16_compare_op1): Delete.
14609 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
14611 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
14612 (cmphi, cmpsi, bCC): Remove.
14614 * config/v850/v850.md (tstsi, cmpsi): Fold into...
14615 (*cmpsi): ... this one.
14616 (cbranchsi4, cstoresi4): New.
14617 (bCC expanders): Delete.
14618 (sCC insns): Fold into...
14619 (*setcc): ... this one.
14620 (casesi): Do not use gen_cmpsi and gen_bgtu.
14621 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
14622 (movsicc): Simplify.
14623 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
14625 * config/vax/vax-protos.h (cond_name): New.
14626 (vax_output_conditional_branch): Remove.
14627 * config/vax/vax.c (cond_name): New.
14628 (vax_output_conditional_branch): Remove.
14629 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
14630 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
14631 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
14632 (bit<VAXint>): Wrap source with (compare).
14633 (b<code> and following unnamed pattern): Rename to *branch and
14634 *branch_reversed. Change macroization to match_operator.
14635 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
14637 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
14638 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
14639 Change last argument to machine_mode.
14640 (xtensa_expand_scc): Add machine_mode argument.
14641 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
14642 (gen_conditional_move, xtensa_expand_conditional_branch,
14643 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
14644 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
14645 Adjust operand numbers.
14646 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
14648 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
14649 (cmpsi, cmpsf, b<code>, s<code>): Delete.
14650 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
14652 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14654 * optabs.c (prepare_cmp_insn): Temporarily disable test that
14655 causes spurious differences between trunk and cond-optab branch.
14657 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
14660 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
14662 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
14664 * tree.c (iterative_hash_pointer): Delete.
14665 (iterative_hash_expr): Short-circuit handling of NULL pointer.
14666 Hash UIDs and versions of SSA names. Don't special-case built-in
14667 function declarations.
14669 2009-05-11 Ian Lance Taylor <iant@google.com>
14672 * graphite.c: Force -Wc++-compat to only be a warning before
14673 #including "cloog/cloog.h".
14675 2009-05-11 Martin Jambor <mjambor@suse.cz>
14677 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
14679 2009-05-11 Jan Hubicka <jh@suse.cz>
14681 * tree-ssa-loop-ivcanon.c: Include target.h
14682 (struct loop_size): new structure.
14683 (constant_after_peeling): New predicate.
14684 (tree_estimate_loop_size): New function.
14685 (estimated_unrolled_size): Rewrite for new estimates.
14686 (try_unroll_loop_completely): Use new estimates.
14687 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
14689 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
14691 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
14692 libcpp interface change.
14693 (spu_macro_to_expand): Likewise.
14695 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
14697 PR tree-optimization/40026
14698 * gimplify.c (gimplify_init_constructor): Change initial conditional
14699 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
14700 optimize_compound_literals_in_ctor.
14702 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
14704 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
14706 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
14708 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
14710 * tree-vect-data-refs.c (vect_analyze_group_access): Use
14711 HOST_WIDE_INT for gap.
14713 2009-05-11 Ira Rosen <irar@il.ibm.com>
14715 PR tree-optimization/40074
14716 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
14717 account in group size and step comparison.
14719 2009-05-11 Richard Guenther <rguenther@suse.de>
14721 * passes.c (init_optimization_passes): Strip now incorrect comment.
14722 (execute_function_todo): Do not set PROP_alias.
14723 * tree-pass.h (PROP_alias): Remove.
14724 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
14725 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
14726 * tree-nrv.c (pass_return_slot): Likewise.
14727 * tree-object-size.c (pass_object_sizes): Likewise.
14728 * tree-ssa-dom.c (pass_dominator): Likewise.
14729 (pass_phi_only_cprop): Likewise.
14730 * tree-ssa-dse.c (pass_dse): Likewise.
14731 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
14732 (pass_cselim): Likewise.
14733 * tree-ssa-pre.c (pass_pre): Likewise.
14734 (pass_fre): Likewise.
14735 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
14736 * tree-ssa-sink.c (pass_sink_code): Likewise.
14737 * tree-stdarg.c (pass_stdarg): Likewise.
14738 * tree-tailcall.c (pass_tail_calls): Likewise.
14739 * tree-vrp.c (pass_vrp): Likewise.
14741 2009-05-10 Ian Lance Taylor <iant@google.com>
14743 * basic-block.h (enum profile_status): Break out of struct
14744 control_flow_graph.
14745 * cgraph.h (struct inline_summary): Break out of struct
14747 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
14748 of struct cgraph_order_sort.
14749 * combine.c (enum undo_kind): New enum, broken out of struct undo.
14750 * cse.c (struct branch_path): Break out of struct
14751 cse_basic_block_data.
14752 * except.h (enum eh_region_type): Break out of struct eh_region.
14753 * gcc.c (enum add_del): Break out of struct modify_target.
14754 * genrecog.c (enum decision_type): Break out of struct decision_test.
14755 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
14757 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
14758 * regmove.c (enum match_use): New enum, broken out of struct match.
14759 * sched-int.h (enum post_call_group): New enum, broken out of
14761 (struct deps_reg): Break out of struct deps.
14762 * target.h (struct asm_int_op): Break out of struct gcc_target.
14763 * tree-eh.c (struct goto_queue_node): Break out of struct
14765 * tree-inline.h (enum copy_body_cge_which): Break out of
14767 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
14769 * c-decl.c (in_struct, struct_types): New static variables.
14770 (pushtag): Add loc parameter. Change all callers.
14771 (lookup_tag): Add ploc parameter. Change all callers.
14772 (check_compound_literal_type): New function.
14773 (parser_xref_tag): Add loc parameter. Change all callers. If
14774 -Wc++-compat, warn about struct/union/enum types defined within a
14776 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
14777 and loc parameters. Change all callers. Change error calls to
14778 error_at, using loc. For a redefinition, if the location of the
14779 original definition is known, report it. Set in_struct and
14780 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
14781 (finish_struct): Add new parameters enclosing_in_struct and
14782 enclosing_struct_types. Change all callers. Set
14783 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
14784 in the struct. If in a struct, add this struct to struct_types.
14785 (start_enum): Add loc parameter. Change all callers. Use
14786 error_at for errors, using loc. For a redefinition, if the
14787 location of the original definition is known, report it. If in a
14788 struct, add this enum type to struct_types. If -Wc++-compat warn
14789 if in sizeof, typeof, or alignof.
14790 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
14791 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
14792 (c_parser_enum_specifier): Get enum location for start_enum.
14793 (c_parser_struct_or_union_specifier): Get struct location for
14794 start_struct. Save in_struct and struct_types status between
14795 start_struct and finish_struct.
14796 (c_parser_cast_expression): Get location of cast.
14797 (c_parser_alignof_expression): Get location of type.
14798 (c_parser_postfix_expression): Likewise.
14799 (c_parser_postfix_expression_after_paren_type): Add type_loc
14800 parameter. Change all callers. Call check_compound_literal_type.
14801 Use type_loc for error about variable size type.
14802 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
14803 of an enum constant from an enum type defined in a struct or union.
14804 (c_cast_expr): Add loc parameter. Change all callers. If
14805 -Wc++-compat, warn about defining a type in a cast.
14806 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
14807 (start_enum, start_struct, finish_struct): Update declarations.
14808 (parser_xref_tag, c_cast_expr): Update declarations.
14809 (check_compound_literal_type): Declare.
14811 2009-05-11 Ben Elliston <bje@au.ibm.com>
14813 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
14814 for recent libcpp interface change.
14815 (rs6000_macro_to_expand): Likewise.
14817 2009-05-10 Michael Matz <matz@suse.de>
14820 * config/arm/arm.c (require_pic_register): Emit on entry edge,
14821 not at entry of function.
14823 2009-05-10 Richard Guenther <rguenther@suse.de>
14825 PR tree-optimization/40081
14827 * tree-sra.c (instantiate_element): Instantiate scalar replacements
14828 using the main variant of the element type. Do not fiddle with
14829 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
14831 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
14832 structs with volatile fields.
14834 2009-05-10 Jan Hubicka <jh@suse.cz>
14836 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
14837 (estimate_move_cost): Assert that it does not get called for
14839 (estimate_num_insns): Skip VOID types in argument handling.
14840 (optimize_inline_calls): Delete unreachable blocks and verify that
14841 callgraph is valid.
14843 2009-05-10 Jan Hubicka <jh@suse.cz>
14845 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
14846 * cgraph.c (cgraph_mark_address_taken_node): New function.
14847 (dump_cgraph_node): Dump new flag.
14848 * cgraph.h (struct cgraph_node): Add address_taken.
14849 (cgraph_mark_address_taken_node): New function.
14850 * ipa.c (cgraph_postorder): Prioritize functions with address taken
14851 since new direct calls can be born.
14853 2009-05-10 Joseph Myers <joseph@codesourcery.com>
14855 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
14856 tok->val.node.node.
14858 2009-05-10 Jan Hubicka <jh@suse.cz>
14860 PR middle-end/40084
14861 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
14863 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
14864 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
14865 * tree-inline.c (copy_bb): Set frequency correctly.
14866 (fold_marked_statements): Update call to
14867 cgraph_update_edges_for_call_stmt.
14869 2009-05-10 Joseph Myers <joseph@codesourcery.com>
14871 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
14872 identifiers in diagnostics.
14873 * config/arm/arm.c (arm_handle_fndecl_attribute,
14874 arm_handle_isr_attribute): Likewise.
14875 * config/avr/avr.c (avr_handle_progmem_attribute,
14876 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
14877 * config/bfin/bfin.c (handle_int_attribute,
14878 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
14879 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
14880 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
14882 * config/darwin.c (darwin_handle_kext_attribute,
14883 darwin_handle_weak_import_attribute): Likewise.
14884 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
14885 h8300_handle_eightbit_data_attribute,
14886 h8300_handle_tiny_data_attribute): Likewise.
14887 * config/i386/i386.c (ix86_handle_cconv_attribute,
14888 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
14889 * config/i386/winnt.c (ix86_handle_shared_attribute,
14890 ix86_handle_selectany_attribute): Likewise.
14891 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
14892 * config/m32c/m32c.c (function_vector_handler): Likewise.
14893 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
14894 m68hc11_handle_fntype_attribute): Likewise.
14895 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
14896 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
14897 * config/mips/mips.c (mips_insert_attributes,
14898 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
14899 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
14900 rs6000_handle_struct_attribute): Likewise.
14901 * config/sh/sh.c (sh_insert_attributes,
14902 sh_handle_resbank_handler_attribute,
14903 sh_handle_interrupt_handler_attribute,
14904 sh2a_handle_function_vector_handler_attribute,
14905 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
14907 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
14908 * config/spu/spu.c (spu_handle_fndecl_attribute,
14909 spu_handle_vector_attribute): Likewise.
14910 * config/stormy16/stormy16.c
14911 (xstormy16_handle_interrupt_attribute): Likewise.
14912 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
14913 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
14915 2009-05-10 Joseph Myers <joseph@codesourcery.com>
14917 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
14918 (pp_translate_identifiers): New.
14919 (pp_identifier): Only conditionally translate identifier to locale
14921 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
14922 (pp_base_tree_identifier): Only conditionally translate identifier
14923 to locale character set.
14924 * c-pretty-print.c (M_): Define.
14925 (pp_c_type_specifier, pp_c_primary_expression): Mark English
14926 fragments for conditional translation with M_.
14927 * tree-pretty-print.c (maybe_init_pretty_print): Disable
14928 identifier translation.
14930 2009-05-10 Richard Guenther <rguenther@suse.de>
14932 PR tree-optimization/40081
14933 * tree-sra.c (instantiate_element): Instantiate scalar replacements
14934 using the main variant of the element type. Do not fiddle with
14935 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
14937 2009-05-09 Jan Hubicka <jh@suse.cz>
14939 PR middle-end/40080
14940 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
14941 indirect calls; verify cgraph afterwards.
14943 2009-05-09 Jan Hubicka <jh@suse.cz>
14946 * ipa.c (update_inlined_to_pointer): New function.
14947 (cgraph_remove_unreachable_nodes): Use it.
14949 2009-05-09 Jan Hubicka <jh@suse.cz>
14951 * tree-eh.c (struct leh_state): Remove prev_try.
14952 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
14953 not track prev_try.
14954 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
14955 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
14956 remove_eh_handler_and_replace, foreach_reachable_handler,
14957 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
14958 * except.h (struct eh_region): Remove eh_region_u_cleanup.
14959 (gen_eh_region_cleanup): Update prototype.
14961 2009-05-09 Jan Hubicka <jh@suse.cz>
14963 PR middle-end/40043
14964 * except.c (copy_eh_region): Always set prev_try.
14965 (redirect_eh_edge_to_label): Find outer try.
14966 (foreach_reachable_handler): When looking for prev try
14967 handle case where previous try is not going to be taken.
14969 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
14971 PR tree-optimization/40049
14972 * tree-vect-stmts.c (vectorizable_operation): If the machine has
14973 only vector/vector shifts, convert the type of the constant to the
14974 appropriate type to avoid building incorrect trees, which
14975 eventually have problems with garbage collection.
14977 2009-05-08 Joseph Myers <joseph@codesourcery.com>
14979 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
14980 -1 for complex floating-point types if honoring signed zeros.
14982 2009-05-08 Jan Hubicka <jh@suse.cz>
14984 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
14985 argument; handle correctly when profile is absent.
14986 (build_cgraph_edges): Update.
14987 (rebuild_cgraph_edges): Update.
14988 * cgraph.c: Do not include varray.h.
14989 (cgraph_set_call_stmt_including_clones): New function.
14990 (cgraph_create_edge_including_clones): Likewise
14991 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
14992 (cgraph_update_edges_for_call_stmt): Handle clones.
14993 (cgraph_remove_node): Handle clone tree.
14994 (cgraph_remove_node_and_inline_clones): New function.
14995 (dump_cgraph_node): Dump clone tree.
14996 (cgraph_clone_node): Handle clone tree.
14997 (clone_function_name): Bring here from tree-inline.c.
14998 (cgraph_create_virtual_clone): New function.
14999 * cgraph.h (ipa_replace_map): Move here from ipa.h.
15000 (cgraph_clone_info): New function.
15001 (strut cgraph_node): Add clone_info and new clone tree pointers.
15002 (cgraph_remove_node_and_inline_clones,
15003 cgraph_set_call_stmt_including_clones,
15004 cgraph_create_edge_including_clones,
15005 cgraph_create_virtual_clone): Declare.
15006 (cgraph_function_versioning): Use VEC argument.
15007 (compute_call_stmt_bb_frequency): Update prototype.
15008 (cgraph_materialize_all_clones): New function.
15009 * ipa-cp.c (ipcp_update_cloned_node): Remove.
15010 (ipcp_create_replace_map): Update to VECtors.
15011 (ipcp_update_callgraph): Use virtual clones.
15012 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
15013 (ipcp_update_profiling): Do not update local profiling.
15014 (ipcp_insert_stage): Use VECtors and virtual clones.
15015 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
15016 (clone_of_p): New function.
15017 (cgraph_preserve_function_body_p): Use clone tree.
15018 (cgraph_optimize): Materialize clones.
15019 (cgraph_function_versioning): Update for VECtors.
15020 (save_inline_function_body): Use clone tree.
15021 (cgraph_materialize_clone): New function.
15022 (cgraph_materialize_all_clones): Likewise.
15023 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
15024 * ipa.c: Include gimple.h.
15025 (cgraph_remove_unreachable_nodes): Use clone tree.
15026 * ipa-prop.c (ipa_note_param_call): Update call to
15027 compute_call_stmt_bb_frequencycall.
15028 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
15029 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
15030 (copy_bb): Handle updating of clone tree; add new edge when new call
15032 (expand_call_inline): Be strict about every call having edge.
15033 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
15034 (delete_unreachable_blocks_update_callgraph): New function.
15035 (tree_function_versioning): Use VECtors; always remove unreachable
15036 blocks and fold conditionals.
15037 * tree-inline.h: Do not include varray.h.
15038 (tree_function_versioning): Remove.
15039 * Makefile.in (GTFILES): Remove tree-inline.c
15040 * passes.c (do_per_function): Do only functions having body.
15041 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
15044 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
15045 Andrew Morrow <acm@google.com>
15048 * c-common.c (c_common_attribute_table): Permit deprecated
15049 attribute to take an optional argument.
15050 (handle_deprecated_attribute): If the optional argument to
15051 __attribute__((deprecated)) is not a string ignore the attribute
15052 and emit a warning.
15054 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
15055 * c-typeck.c (build_component_ref): Likewise.
15056 (build_external_ref): Likewise.
15058 * toplev.c (warn_deprecated_use): Add an attribute argument.
15059 Emit the message associated with __attribute__((deprecated)).
15061 * toplev.h (warn_deprecated_use): Updated.
15063 * doc/extend.texi: Document new optional parameter to
15064 __attribute__((deprecated))
15066 2009-05-08 Michael Eager <eager@eagercon.com>
15068 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
15069 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
15071 2009-05-08 Richard Guenther <rguenther@suse.de>
15073 PR tree-optimization/40062
15074 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
15075 Avoid exponential behavior.
15077 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15079 PR rtl-optimization/33928
15081 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
15082 process_uses, build_single_def_use_links): New.
15083 (update_df): Update use_def_ref.
15084 (forward_propagate_into): Use get_def_for_use instead of use-def
15086 (fwprop_init): Call build_single_def_use_links and let it initialize
15088 (fwprop_done): Free use_def_ref.
15089 (fwprop_addr): Eliminate duplicate call to df_set_flags.
15090 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
15091 df_rd_simulate_one_insn): New.
15092 (df_rd_bb_local_compute_process_def): Update head comment.
15093 (df_chain_create_bb): Use the new RD simulation functions.
15094 * df.h (df_rd_simulate_artificial_defs_at_top,
15095 df_rd_simulate_one_insn): New.
15096 * opts.c (decode_options): Enable fwprop at -O1.
15097 * doc/invoke.texi (-fforward-propagate): Document this.
15099 2009-05-08 Joseph Myers <joseph@codesourcery.com>
15102 * c-typeck.c (build_binary_op): Handle arithmetic between one real
15103 and one complex operand specially.
15104 * tree-complex.c (some_nonzerop): Do not identify a real value as
15105 zero if flag_signed_zeros.
15107 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15109 PR rtl-optimization/33928
15110 * loop-invariant.c (record_use): Fix && vs. || mishap.
15112 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15114 PR rtl-optimization/33928
15115 * loop-invariant.c (struct use): Add addr_use_p.
15116 (struct def): Add n_addr_uses.
15117 (struct invariant): Add cheap_address.
15118 (create_new_invariant): Set cheap_address.
15119 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
15120 (record_uses): Pass df_ref to record_use.
15121 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
15124 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
15126 * config/sh/sh.c: Do not include c-pragma.h.
15128 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
15130 * config/spu/spu.c: Remove include of c-common.h.
15132 2009-05-07 Janis Johnson <janis187@us.ibm.com>
15135 * c-common.h (mark_valid_location_for_stdc_pragma,
15136 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
15137 clear_float_const_decimal64, float_const_decimal64_p): New.
15138 * c.opt (Wunsuffixed-float-constants): New.
15139 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
15140 unsuffixed float constant, handle new warning.
15141 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
15142 * c-decl.c (c_scope): New flag float_const_decimal64.
15143 (set_float_const_decimal64, clear_float_const_decimal64,
15144 float_const_decimal64_p): New.
15145 (push_scope): Set new flag.
15146 * c-parser.c (c_parser_translation_unit): Mark when it's valid
15147 to use STDC pragmas.
15148 (c_parser_external_declaration): Ditto.
15149 (c_parser_compound_statement_nostart): Ditto.
15150 * c-pragma.c (valid_location_for_stdc_pragma,
15151 mark_valid_location_for_stdc_pragma,
15152 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
15153 handle_pragma_float_const_decimal64): New.
15154 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
15155 * cp/semantics.c (valid_location_for_stdc_pragma_p,
15156 set_float_const_decimal64, clear_float_const_decimal64,
15157 float_const_decimal64_p): New dummy functions.
15158 * doc/extend.texi (Decimal Float): Remove statement that the
15159 pragma, and suffix for double constants, are not supported.
15160 * doc/invoke.texi (Warning Options): List new option.
15161 (-Wunsuffixed-float-constants): New.
15163 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
15165 * config/i386/i386.c: Do not include c-common.h.
15167 2009-05-07 Mark Heffernan <meheff@google.com>
15169 * doc/invoke.texi (Debugging Options): Document change of debugging
15171 * opts.c (decode_options): Make dump_base_name relative to
15172 aux_base_name directory.
15174 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
15176 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
15177 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
15179 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
15181 * Makefile.in (install-plugin): Simplify a bit.
15183 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
15185 * Makefile.in (OBJS-common): Add regcprop.o.
15187 * timevar.def (TV_CPROP_REGISTERS): New.
15188 * regrename.c (regrename_optimize): Return 0.
15189 (rest_of_handle_regrename): Delete.
15190 (pass_rename_registers): Point to regrename_optimize.
15191 (struct value_data_entry, struct value_data,
15192 kill_value_one_regno, kill_value_regno, kill_value,
15193 set_value_regno, init_value_data, kill_clobbered_value,
15194 kill_set_value, kill_autoinc_value, copy_value,
15195 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
15196 replace_oldest_value_reg, replace_oldest_value_addr,
15197 replace_oldest_value_mem, copyprop_hardreg_forward_1,
15198 debug_value_data, validate_value_data): Move...
15199 * regcprop.c: ... here.
15200 (rest_of_handle_cprop): Delete.
15201 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
15203 2009-05-07 Jakub Jelinek <jakub@redhat.com>
15205 PR middle-end/40057
15206 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
15207 GEN_INT for 1 << bitnum.
15208 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
15209 build_int_cst_type.
15211 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
15213 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
15214 Remove wrong description of "nand" operation.
15216 2009-05-06 Richard Guenther <rguenther@suse.de>
15217 Adam Nemet <anemet@caviumnetworks.com>
15219 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
15220 comment. Add that if LHS is not a gimple register, then RHS1 has
15221 to be a single object (GIMPLE_SINGLE_RHS).
15223 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
15225 * expr.c (get_def_for_expr): Move it up in the file.
15226 (store_field): When expanding a bit-field store, look at the
15227 defining gimple stmt for the masking conversion.
15229 2009-05-06 Janis Johnson <janis187@us.ibm.com>
15231 PR middle-end/39986
15232 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
15233 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
15234 32-bit memcpy into long.
15236 2009-05-06 Jakub Jelinek <jakub@redhat.com>
15238 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
15239 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
15241 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
15242 instead of appending DW_OP_deref*.
15244 2009-05-06 Michael Matz <matz@suse.de>
15246 PR middle-end/40021
15247 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
15248 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
15250 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
15252 * Makefile.in (install-plugin): Fix srcdir handling.
15254 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
15256 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
15257 when processing for not_regs_needed bitmap.
15258 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
15259 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
15260 handling it for rhs.
15262 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
15264 * config/i386/i386.md (unnamed inc/dec peephole): Use
15265 optimize_insn_for_size_p instead of optimize_size.
15266 * config/i386/predicates.md (incdec_operand): Likewise.
15267 (aligned_operand): Likewise.
15268 * config/i386/sse.md (divv8sf3): Likewise.
15269 (sqrtv8sf2): Likewise.
15271 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
15273 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
15275 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
15277 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
15279 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
15280 ssemodesuffixf2c with avxmodesuffixf2c.
15282 2009-05-06 Joseph Myers <joseph@codesourcery.com>
15285 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
15287 2009-05-05 Jakub Jelinek <jakub@redhat.com>
15289 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
15290 (struct tree_base): Adjust spacing for 8 bit boundaries.
15291 (struct tree_decl_common): Add decl_by_reference_flag bit.
15292 (DECL_BY_REFERENCE): Adjust.
15293 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
15294 print DECL_BY_REFERENCE bit.
15295 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
15296 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
15297 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
15298 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
15301 PR middle-end/39666
15302 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
15303 range of the type, but default label is missing, add it with one
15304 of the existing labels instead of adding a new label for it.
15306 2009-05-05 Joseph Myers <joseph@codesourcery.com>
15310 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
15312 * Makefile.in (enable_plugin, plugin_includedir): New.
15313 (install): Depend on install-plugin.
15314 (PLUGIN_HEADERS): New.
15315 (install-plugin): New.
15316 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
15318 2009-05-05 Richard Guenther <rguenther@suse.de>
15320 PR tree-optimization/40022
15321 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
15323 (phivn_valid_p): Fix tuplification error, simplify.
15324 (phiprop_insert_phi): Add dumps.
15325 (propagate_with_phi): Simplify.
15327 2009-05-05 Richard Guenther <rguenther@suse.de>
15329 PR middle-end/40023
15330 * builtins.c (gimplify_va_arg_expr): Properly build the address.
15332 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
15334 * tree.h (strip_float_extensions): Remove duplicate declaration.
15335 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
15336 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
15337 block_ultimate_origin): Rearrange the declarations line to match the
15338 comment that indicates the .c file which the functions are defined.
15339 (dwarf2out_*, set_decl_rtl): Add comment.
15340 (get_base_address): Adjust comment.
15341 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
15342 declarations line and add comment.
15343 (is_builtin_name): Add blank after function name, for clarity.
15345 2009-05-04 Joseph Myers <joseph@codesourcery.com>
15347 * attribs.c (decl_attributes): Use %qE for identifiers in
15349 * cgraphunit.c (verify_cgraph_node): Translate function names to
15350 locale character set in diagnostics.
15351 * coverage.c (get_coverage_counts): Use %qE for identifiers in
15353 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
15354 Document that functions are named in UTF-8.
15355 * expr.c (expand_expr_real_1): Translate function names to locale
15356 character set in diagnostics.
15357 * gimplify.c (omp_notice_variable, omp_is_private,
15358 gimplify_scan_omp_clauses): Use %qE for identifiers in
15360 * langhooks.c (lhd_print_error_function): Translate function names
15361 to locale character set.
15362 * langhooks.h (decl_printable_name): Document that return value is
15363 in internal character set.
15364 * stmt.c: Include pretty-print.h
15365 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
15367 (resolve_operand_name_1): Translate named operand name to locale
15369 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
15371 * toplev.c (announce_function): Translate function names to locale
15373 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
15374 (default_tree_printer): Use pp_identifier or translate identifiers
15375 to locale character set. Mark "<anonymous>" for translation.
15376 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
15377 for identifiers in diagnostics.
15378 * tree.c (handle_dll_attribute): Use %qE for identifiers in
15380 * varasm.c (output_constructor): Use %qE for identifiers in
15383 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
15385 * configure.ac: use ` ` instead of $()
15386 * configure: Regenerate.
15388 2009-05-05 Ben Elliston <bje@au.ibm.com>
15390 * config/pa/linux-atomic.c: Eliminate conditional include of
15391 errno.h on non-LP64 systems to simplify build requirements.
15393 2009-05-04 Joseph Myers <joseph@codesourcery.com>
15395 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
15397 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
15398 and pass value to identifier_to_locale.
15399 (warn_variable_length_array): Make name a tree.
15400 (grokdeclarator): Separate diagnostic texts for named and unnamed
15401 declarators. Use %qE for named declarators.
15402 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
15404 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
15405 identifiers in diagnostics.
15406 * c-typeck.c (push_member_name, start_init): Pass identifiers to
15407 identifier_to_locale. Mark "anonymous" strings for translation.
15409 2009-05-04 Michael Eager <eager@eagercon.com>
15411 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
15412 address for DImode/DFmode only if double-precision FP regs.
15414 2009-05-04 Michael Eager <eager@eagercon.com>
15416 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
15417 TARGET_SINGLE_FLOAT check.
15419 2009-05-04 Michael Eager <eager@eagercon.com>
15421 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
15423 2009-05-04 Michael Eager <eager@eagercon.com>
15425 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
15426 * config/rs6000/t-xilinx: New
15428 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
15430 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
15431 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
15432 * gcc/explow.c (memory_address): Use target hook.
15433 * gcc/targhooks.c (default_legitimize_address): New.
15434 * gcc/targhooks.h (default_legitimize_address): New.
15435 * gcc/target.h (legitimize_address): New.
15436 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
15437 (TARGET_INITIALIZER): Include it.
15438 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
15440 * config/bfin/bfin-protos.h (legitimize_address): Remove.
15441 * config/bfin/bfin.c (legitimize_address): Remove.
15442 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
15443 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
15445 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
15446 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
15448 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
15449 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
15450 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
15451 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
15452 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
15453 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
15454 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
15455 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
15456 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
15457 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
15458 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
15459 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
15460 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
15461 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
15462 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
15463 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
15464 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
15465 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
15466 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
15467 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
15468 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
15469 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
15470 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
15472 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
15473 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
15474 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
15475 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
15476 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
15477 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
15478 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
15479 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
15480 (thumb_legitimize_address): Delete.
15481 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
15482 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
15483 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
15484 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
15485 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
15486 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
15488 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
15491 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
15492 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
15493 * config/m32r/m32r.c (m32r_legitimize_address): New.
15494 * config/m68k/m68k.c (m68k_legitimize_address): New.
15495 * config/score/score.c (score_legitimize_address): Standardize.
15496 * config/score/score3.c (score3_legitimize_address): Standardize.
15497 * config/score/score3.h (score3_legitimize_address): Adjust.
15498 * config/score/score7.c (score7_legitimize_address): Standardize.
15499 * config/score/score7.h (score7_legitimize_address): Adjust.
15500 * config/sh/sh.c (sh_legitimize_address): New.
15501 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
15503 * gcc/config/s390/s390.c (legitimize_address): Rename to...
15504 (s390_legitimize_address): ... this.
15505 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
15506 (sparc_legitimize_address): ... this.
15507 * gcc/config/i386/i386.c (legitimize_address): Rename to...
15508 (ix86_legitimize_address): ... this.
15509 * gcc/config/avr/avr.c (legitimize_address): Rename to...
15510 (avr_legitimize_address): ... this.
15511 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
15512 (mn10300_legitimize_address): ... this.
15513 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
15514 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
15515 (alpha_expand_mov): Adjust call.
15517 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
15518 * config/spu/spu.c (spu_legitimize_address): Likewise.
15519 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
15520 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
15522 2009-05-04 Joseph Myers <joseph@codesourcery.com>
15524 * intl.c (locale_encoding, locale_utf8): New.
15525 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
15526 * intl.h (locale_encoding, locale_utf8): Declare.
15527 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
15528 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
15530 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
15532 (pp_tree_identifier): Define to call pp_base_tree_identifier.
15533 (pp_base_tree_identifier): Declare as function.
15534 (identifier_to_locale): Declare.
15535 * Makefile.in (pretty-print.o): Update dependencies.
15536 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
15538 2009-05-04 Richard Guenther <rguenther@suse.de>
15540 PR middle-end/40015
15541 * builtins.c (fold_builtin_memory_op): Do not decay to element
15542 type if the size matches the whole array.
15544 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
15546 * expmed.c (synth_mult): When trying out a shift, pass the result
15549 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
15551 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
15552 (shiftsub1_cost): New.
15553 (init_expmed): Compute shiftsub1_cost.
15554 (synth_mult): Optimize multiplications by constants of the form
15555 -(2^^m-1) for some constant positive integer m.
15557 2009-05-03 Richard Guenther <rguenther@suse.de>
15560 * c-typeck.c (array_to_pointer_conversion): Do not built
15561 ADDR_EXPRs of arrays of pointer-to-element type.
15562 * c-gimplify.c (c_gimplify_expr): Revert change fixing
15563 up wrong ADDR_EXPRs after-the-fact.
15564 * c-common.c (strict_aliasing_warning): Strip pointer
15565 conversions for obtaining the original type.
15566 * builtins.c (fold_builtin_memset): Handle array types.
15567 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
15570 2009-05-03 Richard Guenther <rguenther@suse.de>
15572 PR middle-end/23329
15573 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
15574 Do not lose casts from array types with unknown extent to array
15575 types with known extent.
15576 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
15577 alias set compatibility.
15579 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
15581 * flags.h (extra_warnings): Delete.
15582 * toplev.c (process_options): Handle Wuninitialized here.
15583 * opts.c (extra_warnings): Delete.
15584 (set_Wextra): Delete.
15585 (common_handle_option): -Wextra can be handled automatically.
15586 * c-opts.c (c_common_handle_option): Delete obsolete code.
15587 (c_common_post_options): Simplify comment.
15588 * common.opt (W): Add Var.
15590 (Wuninitialized): Initialize to -1.
15592 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
15593 Richard Guenther <rguenther@suse.de>
15595 * expr.c (get_def_for_expr): New function.
15596 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
15597 SSA rather than trees.
15598 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
15599 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
15601 2009-05-03 Joseph Myers <joseph@codesourcery.com>
15603 * c-common.c (reswords): Add _Imaginary.
15604 * c-common.c (enum rid): Add RID_IMAGINARY.
15606 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
15608 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
15609 Patch by Richard Guenther.
15611 2009-05-03 Anatoly Sokolov <aesok@post.ru>
15613 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
15614 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
15615 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
15616 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
15617 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
15618 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
15619 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
15620 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
15621 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
15622 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
15623 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
15624 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
15625 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
15626 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
15627 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
15628 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
15629 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
15630 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
15632 2009-05-02 Richard Guenther <rguenther@suse.de>
15634 PR tree-optimization/39940
15635 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
15638 2009-05-02 Richard Guenther <rguenther@suse.de>
15640 PR middle-end/40001
15641 * tree-ssa.c (execute_update_addresses_taken): Properly check
15642 if we can mark a variable DECL_GIMPLE_REG_P.
15643 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
15644 back to the end of the function.
15645 (is_gimple_reg_type): Remove complex type special casing.
15646 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
15649 2009-05-02 Ben Elliston <bje@au.ibm.com>
15651 * doc/collect2.texi (Collect2): Document search path behaviour
15652 when configured with --with-ld.
15654 2009-05-02 Jan Hubicka <jh@suse.cz>
15656 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
15657 parameter; update callers.
15658 (coalesce_cost_edge): EH edges are costier because they needs
15659 splitting even if not critical and even more costier when there are
15660 multiple EH predecestors.
15662 2009-05-02 Jan Hubicka <jh@suse.cz>
15664 * except.c (remove_eh_handler_and_replace): Handle updating after
15665 removing TRY blocks.
15667 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
15669 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
15671 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
15673 * varasm.c: Do not include c-pragma.h.
15674 * attribs.c: Do not incude c-common.h.
15676 2009-05-01 Michael Matz <matz@suse.de>
15678 * calls.c (initialize_argument_information): Handle SSA names like
15679 decls with a non MEM_P DECL_RTL.
15681 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
15683 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
15684 * ipa-utils.c: Likewise.
15685 * ipa-type-escape.c: Likewise.
15686 * cgraphunit.c Do not include c-common.h.
15687 * ipa-pure-const.c: Likewise.
15688 * tree-if-conv.c: Likewise.
15689 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
15690 * ipa-struct-reorg.c: Likewise.
15691 * tree-nomudflap.c: Likewise.
15692 * tree-ssa-structalias.c: Likewise.
15694 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
15696 * store-motion.c: Many cleanups to make this pass a first-class
15697 citizen instead of an appendix to gcse load motion. Add TODO list
15698 to make this pass faster/cleaner/better.
15700 (struct ls_expr): Post gcse.c-split cleanups.
15701 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
15702 "stores" field to "avail_stores".
15703 (pre_ldst_mems): Rename to store_motion_mems.
15704 (pre_ldst_table): Rename to store_motion_mems_table.
15705 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
15706 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
15707 (ldst_entry): Rename to st_expr_entry, update users.
15708 (free_ldst_entry): Rename to free_st_expr_entry, update users.
15709 (free_ldst_mems): Rename to free_store_motion_mems, update users.
15710 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
15712 (first_ls_expr): Rename to first_st_expr, update users.
15713 (next_ls_expr): Rename to next_st_expr, update users.
15714 (print_ldst_list): Rename to print_store_motion_mems. Print names of
15715 fields properly for store motion instead of names inherited from load
15717 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
15718 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
15721 (ae_kill): Rename to st_kill, update users.
15722 (ae_gen): Rename to st_avloc, update users.
15723 (transp): Rename to st_transp, update users.
15724 (pre_insert_map): Rename to st_insert_map, update users.
15725 (pre_delete_map): Rename to st_delete_map, update users.
15726 (insert_store, build_store_vectors, free_store_memory,
15727 one_store_motion_pass): Update for abovementioned changes.
15729 (gcse_subst_count, gcse_create_count): Remove.
15730 (one_store_motion_pass): New statistics counters "n_stores_deleted"
15731 and "n_stores_created", local variables.
15733 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
15736 (regvec, compute_store_table_current_insn): Remove.
15737 (reg_set_info, reg_clear_last_set): Remove.
15738 (compute_store_table): Use DF caches instead of local dataflow
15741 2009-05-01 Joseph Myers <joseph@codesourcery.com>
15743 * c-objc-common.c (c_tree_printer): Print identifiers with
15744 pp_identifier, not pp_string. Mark "({anonymous})" for
15746 * c-pretty-print.c (pp_c_ws_string): New.
15747 (pp_c_cv_qualifier, pp_c_type_specifier,
15748 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
15749 pp_c_storage_class_specifier, pp_c_function_specifier,
15750 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
15751 pp_c_primary_expression, pp_c_postfix_expression,
15752 pp_c_unary_expression, pp_c_shift_expression,
15753 pp_c_relational_expression, pp_c_equality_expression,
15754 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
15755 use pp_string and pp_c_ws_string in place of pp_identifier and
15756 pp_c_identifier for non-identifiers. Mark English strings for
15758 * c-pretty-print.h (pp_c_ws_string): Declare.
15760 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
15761 Roland McGrath <roland@redhat.com>
15763 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
15764 (ENABLE_LD_BUILDID): New configuration option.
15765 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
15766 (LINK_BUILDID_SPEC): New macro.
15767 (init_spec): If defined, prepend it between LINK_EH_SPEC and
15769 * doc/install.texi: Document --enable-linker-build-id option.
15770 * configure: Rebuild.
15771 * config.in: Rebuild.
15773 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
15775 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
15776 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
15777 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
15778 MIPS_GP_SAVE_AREA_SIZE.
15779 * config/mips/mips.c (struct mips_frame_info): Update comment
15780 before arg_pointer_offset and hard_frame_pointer_offset.
15781 (mips_compute_frame_info): Update diagram before function: to
15782 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
15783 indicate the position of frame_pointer_rtx with -fstack-protector and
15784 to show args_size. Don't allocate cprestore area for leaf functions
15785 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
15787 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
15789 2009-04-30 Michael Matz <matz@suse.de>
15791 PR tree-optimization/39955
15792 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
15794 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
15796 * ira.c (setup_cover_and_important_classes): Use safe macro
15797 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
15799 * genpreds.c (write_tm_preds_h): Output suitable definition of
15800 REG_CLASS_FOR_CONSTRAINT.
15802 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
15804 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
15806 * bitmap.c (bitmap_descriptor): Likewise.
15807 * ggc-common.c (loc_descriptor): Likewise.
15808 * varray.c (varray_descriptor): Likewise.
15809 * vec.c (vec_descriptor): Likewise.
15811 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
15813 * Makefile.in (dce.o): Add $(EXCEPT_H).
15814 * dce.c: Include except.h and delete redundant vector definitions.
15815 (deletable_insn_p): Return false for non-call insns that can throw
15818 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
15820 * gcse.c (ae_gen): Remove.
15821 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
15822 and make non-static function to make it available in store-motion.c.
15823 Update call sites with search-and-replace.
15824 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
15825 extract_mentioned_regs, extract_mentioned_regs_helper,
15826 find_moveable_store, compute_store_table, load_kills_store, find_loads,
15827 store_killed_in_insn, store_killed_after, store_killed_before,
15828 build_store_vectors, insert_insn_start_basic_block, insert-store,
15829 remove_reachable_equiv_notes, replace_store_insn, delete_store,
15830 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
15831 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
15832 * store-motion.c: ...new file. Also copy data structures from gcse.c
15833 and clean up to remove parts not used by store motion.
15834 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
15835 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
15837 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15840 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
15841 when optimizing for size.
15843 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
15845 * gcse.c (gcse_constant_p): Fix typo in last change.
15847 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
15849 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
15851 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
15853 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
15855 2009-04-29 James E. Wilson <wilson@codesourcery.com>
15857 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
15858 CONST_HIGH_PART result.
15860 2009-04-29 Anatoly Sokolov <aesok@post.ru>
15862 * config/avr/avr.c (initial_elimination_offset): Rename to
15863 avr_initial_elimination_offset.
15864 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
15865 change return type to bool.
15866 (avr_can_eliminate): New function.
15867 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
15868 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
15869 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
15870 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
15871 avr_initial_elimination_offset.
15872 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
15873 (avr_initial_elimination_offset): Define.
15875 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
15876 Steven Bosscher <steven@gcc.gnu.org>
15878 PR rtl-optimization/39938
15879 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
15880 * cfgrtl.c: Include insn-attr.h.
15881 (rest_of_pass_free_cfg): New function.
15882 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
15883 * resource.c (init_resource_info): Remove call to df_analyze.
15885 2009-04-29 Richard Guenther <rguenther@suse.de>
15888 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
15889 allow conversion to signed integers.
15891 2009-04-29 Richard Guenther <rguenther@suse.de>
15893 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
15894 shifts of floating point vectors if the shift amount is
15895 a constant multiple of the element size.
15897 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
15898 Michael Matz <matz@suse.de>
15900 PR middle-end/39927
15902 * tree-outof-ssa.c (emit_partition_copy): New function.
15903 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
15904 insert_part_to_rtx_on_edge): Perform the partition base var
15905 copy using emit_partition_copy.
15906 (insert_value_copy_on_edge): Convert constants to the right mode.
15907 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
15908 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
15910 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
15912 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
15913 scan backwards to try to find a constant to initialize it.
15915 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
15916 insn before the loop_end instruction, don't look past labels.
15918 2009-04-29 Richard Guenther <rguenther@suse.de>
15920 PR middle-end/39937
15921 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
15922 loose type conversions.
15923 (forward_propagate_addr_expr): Fix tuplification bug. Remove
15924 stmts only if there are no uses of its definition.
15926 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
15928 * config/bfin/bfin.h (splitting_loops): Declare.
15929 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
15930 Reorder bit definitions to be ascending.
15931 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
15932 * config/bfin/bfin.c (splitting_loops): New variable.
15933 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
15934 (struct loop_info): Remove members INIT and LOOP_INIT.
15935 (bfin_optimize_loop): Don't set them. Reorder the code that generates
15936 the LSETUP sequence. Allow LC to be loaded from any register, but
15937 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
15938 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
15940 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
15941 of reload_completed.
15944 * config/bfin/bfin.md (movsi_insn): Refine constraints.
15946 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
15948 * Makefile.in (PLUGIN_VERSION_H): New.
15949 (OBJS-common): Remove plugin-version.o.
15950 (plugin.o): Depend on (PLUGIN_VERSION_H).
15951 (plugin-version.o): Remove.
15952 * configure: Regenerate
15953 * configure.ac: Create plugin-version.h.
15954 * gcc-plugin.h (plugin_gcc_version): Remove.
15955 (plugin_default_version_check): Change signature.
15956 * plugin-version.c: Remove.
15957 * plugin.c: Include plugin-version.h.
15958 (str_plugin_gcc_version_name): Remove.
15959 (try_init_one_plugin): Pass gcc version to plugin_init.
15960 (plugin_default_version_check): Both gcc and plugin versions are now
15963 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
15965 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
15966 problematic last insns. Test for TYPE_CALL rather than CALL_P.
15967 Remove special case testing for last insn of inner loops. Don't fail
15968 if the loop ends with a jump, emit an extra nop instead.
15970 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
15971 DREGS rather than comparing directly. Remove code that tries to
15972 account for latencies.
15974 2009-04-29 Richard Guenther <rguenther@suse.de>
15976 PR tree-optimization/39941
15977 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
15978 eliminating an indirect call.
15980 2009-04-29 Richard Guenther <rguenther@suse.de>
15982 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
15983 parameter. Allow invariants as base if !require_lvalue.
15984 (verify_gimple_assign_single): Adjust.
15986 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
15988 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
15989 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
15990 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
15991 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
15992 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
15994 * config/bfin/bfin.c (bfin_expand_builtin,
15995 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
15997 2009-04-28 Richard Guenther <rguenther@suse.de>
15999 * tree-vect-loop.c (get_initial_def_for_induction): Use
16000 correct types for pointer increment.
16002 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16004 * toplev.c (print_version): Update GMP version string calculation.
16006 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
16008 PR rtl-optimization/39938
16009 * resource.c (init_resource_info): Add call to df_analyze.
16011 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16013 * config/alpha/alpha.md (usegp): Cast the result of
16014 alpha_find_lo_sum_using_gp to enum attr_usegp.
16015 * config/alpha/alpha.c (override_options): Remove end-of-structure
16016 marker element from cpu_table. Use array size of cpu_table to handle
16017 -mcpu and -mtune options.
16018 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
16020 2009-04-28 Joseph Myers <joseph@codesourcery.com>
16022 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
16023 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
16024 tune_32 and tune_64.
16025 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
16026 support on PowerPC.
16027 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
16028 * config/rs6000/option-defaults.h: ... here. New file.
16029 (OPT_64, OPT_32): Define.
16030 (MASK_64BIT): Define to 0 if not already defined.
16031 (OPT_ARCH64, OPT_ARCH32): Define.
16032 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
16035 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16037 * config/arm/arm.c (arm_override_options): Emit error on using
16040 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16042 PR rtl-optimization/39914
16043 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
16044 registers for allocnos created from user-defined variables only
16045 when not optimizing.
16047 2009-04-28 Richard Guenther <rguenther@suse.de>
16049 PR middle-end/39937
16050 * fold-const.c (fold_binary): Use distribute_real_division only
16053 2009-04-28 Steve Ellcey <sje@cup.hp.com>
16055 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
16056 add hpux-stdint.h to tm_file.
16057 (hppa[12]*-*-hpux11*): Ditto.
16058 (ia64*-*-hpux*): Ditto.
16059 * config/hpux-stdint.h: New.
16060 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
16061 __STDC_EXT__ for all compiles.
16062 * config/pa/pa-hpux.h: Ditto.
16063 * config/pa/pa-hpux10.h: Ditto.
16064 * config/pa/pa-hpux11.h: Ditto.
16066 2009-04-28 Catherine Moore <clm@codesourcery.com>
16068 * debug.h (set_name): Add comment.
16070 2009-04-28 Andrew Pinski <pinskia@gmail.com>
16073 * config/darwin.c (machopic_gen_offset): Check
16074 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
16075 * config/arm/arm.c (require_pic_register): Likewise.
16077 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
16079 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
16080 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
16081 m32c_promote_prototypes): Delete.
16083 2009-04-28 Michael Matz <matz@suse.de>
16085 PR middle-end/39922
16086 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
16089 2009-04-28 Richard Guenther <rguenther@suse.de>
16091 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
16093 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16095 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
16096 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
16097 * config/arm/arm-tune.md: Regenerate.
16099 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
16101 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
16102 block if there are complex incoming edges.
16103 (sel_merge_blocks): Remove useless assert.
16104 (sel_redirect_edge_and_branch): Check that edge was redirected.
16105 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
16106 (sel_find_rgns): Delete declaration.
16107 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
16108 the region when it is not a preheader.
16110 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16113 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
16115 2009-04-28 Richard Guenther <rguenther@suse.de>
16117 * tree.h (SSA_NAME_VALUE): Remove.
16118 (struct tree_ssa_name): Remove value_handle member.
16119 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
16120 array for jump threading.
16121 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
16123 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
16124 * tree-flow.h (threadedge_initialize_values): Declare.
16125 (threadedge_finalize_values): Likewise.
16126 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
16127 (SSA_NAME_VALUE): Define.
16128 (threadedge_initialize_values): New function.
16129 (threadedge_finalize_values): Likewise.
16130 * tree-ssa-dom.c (ssa_name_values): New global variable.
16131 (SSA_NAME_VALUE): Define.
16132 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
16134 2009-04-28 Ira Rosen <irar@il.ibm.com>
16136 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
16137 Use REPORT_VECTORIZED_LOCATIONS instead
16138 REPORT_VECTORIZED_LOOPS.
16139 * tree-vectorizer.c (vect_verbosity_level): Make static.
16140 (vect_loop_location): Rename to vect_location.
16141 (vect_set_verbosity_level): Update comment.
16142 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
16144 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
16145 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
16146 instead REPORT_UNVECTORIZED_LOOPS.
16147 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
16148 and vect_loop_def to vect_external_def and vect_internal_def.
16149 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
16150 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
16151 REPORT_UNVECTORIZED_LOCATIONS.
16152 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
16153 and vect_used_in_loop and to vect_unused_in_scope and
16154 vect_used_in_scope.
16155 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
16156 (vect_verbosity_level): Remove declaration.
16157 (vect_analyze_operations): Likewise.
16158 (vect_analyze_stmt): Declare.
16159 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
16160 REPORT_UNVECTORIZED_LOCATIONS.
16161 (vect_get_loop_niters): Fix indentation.
16162 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
16163 (vect_analyze_loop_operations): New function.
16164 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
16165 vect_analyze_operations.
16166 (vect_is_simple_reduction): Use new names.
16167 (vectorizable_live_operation, vect_transform_loop): Likewise.
16168 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
16169 to specify whether the data references can be a part of interleaving
16171 (vect_analyze_data_ref_dependence): Use new names.
16172 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
16173 (vect_create_addr_base_for_vector_ref): Remove redundant code.
16174 * tree-vect-patterns.c (widened_name_p): Use new names.
16175 (vect_recog_dot_prod_pattern): Likewise.
16176 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
16177 (process_use, vect_mark_stmts_to_be_vectorized,
16178 vect_model_simple_cost, vect_model_store_cost,
16179 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
16180 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
16181 vectorizable_operation, vectorizable_type_demotion,
16182 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
16183 vectorizable_condition): Likewise.
16184 (vect_analyze_operations): Split into vect_analyze_loop_operations
16186 (vect_analyze_stmt): ... new function.
16187 (new_stmt_vec_info): Use new names.
16188 (vect_is_simple_use): Use new names and fix comment.
16189 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
16190 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
16192 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16195 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
16196 and integer modes for x87 operands. Do not ICE for unsupported size,
16197 generate error instead. Generate error for unsupported operand types.
16198 ['z']: Do not handle HImode memory operands specially. Warning
16199 for floating-point operands. Fallthru to 'Z' for unsupported operand
16200 types. Do not ICE for unsupported size, generate error instead.
16201 (output_387_binary_op): Use %Z to output operands.
16202 (output_fp_compare): Ditto.
16203 (output_387_reg_move): Ditto.
16205 2009-04-28 Ben Elliston <bje@au.ibm.com>
16210 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16212 * builtins.c (c_strlen): Do not warn here.
16213 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
16214 * c-common.c (pointer_int_sum): Take an explicit location.
16215 Warn about offsets out of bounds.
16216 * c-common.h (pointer_int_sum): Adjust declaration.
16218 2009-04-27 Ian Lance Taylor <iant@google.com>
16220 * collect2.c (is_ctor_dtor): Change type of ret field in struct
16222 * dce.c (run_fast_df_dce): Change type of old_flags to int.
16223 * df-core.c (df_set_flags): Change return type to int. Change
16224 type of old_flags to int.
16225 (df_clear_flags): Likewise.
16226 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
16227 (df_get_conditional_uses): Likewise.
16228 * df.h (df_set_flags, df_clear_flags): Update declarations.
16229 * dwarf2out.c (struct indirect_string_node): Change type of form
16230 field to enum dwarf_form.
16231 (AT_string_form): Change return type to enum dwarf_form.
16232 * fixed-value.c (fixed_compare): Add cast to enum type.
16233 * fwprop.c (update_df): Change 0 to VOIDmode.
16234 * gensupport.c: Change 0 to UNKNOWN.
16235 * gimple.h (gimple_cond_code): Add cast to enum type.
16236 * haifa-sched.c (reemit_notes): Add cast to enum type.
16237 * hooks.c (hook_int_void_no_regs): Remove function.
16238 * hooks.h (hook_int_void_no_regs): Remove declaration.
16239 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
16240 * predict.c (combine_predictions_for_insn): Add casts to enum type.
16241 * real.c (real_arithmetic): Add cast to enum type.
16242 (real_compare): Likewise.
16243 * target.h (struct gcc_target): Change return type of
16244 branch_target_register_class to enum reg_class.
16245 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
16246 default_branch_target_register_class.
16247 * targhooks.c (default_branch_target_register_class): New function.
16248 * targhooks.h (default_branch_target_register_class): Declare.
16249 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
16250 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
16252 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
16254 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
16255 vect_uninitialized_def. Change 0 to ERROR_MARK.
16256 * tree-vect-stmts.c (supportable_widening_operation): Don't
16257 initialize icode1 and icode2.
16258 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
16259 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
16261 (cmn_err_flag_specs): Change 0 to STD_C89.
16262 (cmn_err_char_table): Likewise.
16263 * config/arm/arm.c (get_arm_condition_code): Change type of code
16264 to enum arm_cond_code.
16265 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
16266 (IWMMXT_BUILTIN2): Likewise.
16267 (neon_builtin_type_bits): Don't define typedef.
16268 (neon_builtin_datum): Change type of bits field to int.
16269 (arm_expand_neon_args): Add cast to enum type.
16270 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
16272 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
16273 casts to enum type.
16274 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
16276 * config/mips/mips.md (jal_macro): Return enum constant.
16277 (single_insn): Likewise.
16278 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
16280 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
16281 casts to enum type.
16282 * config/s390/s390.c (s390_tune_flags): Change type to int.
16283 (s390_arch_flags): Likewise.
16284 (s390_handle_arch_option): Change flags field of struct pta to int.
16285 * config/s390/s390.h (s390_tune_flags): Update declaration.
16286 (s390_arch_flags): Likewise.
16287 * config/sh/sh.c (prepare_move_operands): Compare
16288 tls_symbolic_operand result with enum constant.
16289 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
16290 (sh_expand_prologue): Add cast to enum type.
16291 (sh_expand_epilogue): Likewise.
16292 (tls_symbolic_operand): Change return type to enum tls_model.
16293 (fpscr_set_from_mem): Add cast to enum type.
16294 (legitimize_pic_address): Compare tls_symbolic_operand result with
16296 (sh_target_reg_class): Change return type to enum reg_class.
16297 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
16299 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
16300 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
16301 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
16302 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
16303 (delayed_branch, tls_call_delay): Likewise.
16304 (eligible_for_sibcall_delay): Likewise.
16305 (eligible_for_return_delay): Likewise.
16306 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
16307 (spu_expand_builtin_1): Likewise.
16309 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
16310 for all types of conversions.
16311 (output_init_element): Issue -Wc++-compat warning if needed when
16312 initializing a bitfield with enum type.
16313 * c-parser.c (c_parser_expression): Set original_type to
16314 original_type of right hand operand of comma operator.
16316 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16318 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
16320 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
16321 * doc/cpp.texi (Standard Predefined Macros)
16322 (Implementation-defined behavior): Likewise.
16323 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
16324 * doc/gimple.texi (GIMPLE Exception Handling)
16325 (@code{GIMPLE_ASSIGN}): Likewise.
16326 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
16327 * doc/invoke.texi (Warning Options, Optimize Options)
16328 (AVR Options, Darwin Options): Likewise.
16329 (Optimize Options): Reformulate -fwhole-program description.
16330 * doc/loop.texi (Lambda): Likewise.
16331 * doc/md.texi (Output Template, Define Constraints)
16332 (Standard Names, Insn Splitting): Likewise.
16333 * doc/options.texi (Option properties): Likewise.
16334 * doc/passes.texi (Tree-SSA passes): Likewise.
16335 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
16336 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
16337 (File Names and DBX): Likewise.
16338 * doc/trouble.texi (Incompatibilities): Likewise.
16340 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
16342 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
16343 instruction is correct.
16345 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
16347 Allow non-constant arguments to conversion intrinsics.
16348 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
16349 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
16350 * spu.c (print_operand): Handle 'v' and 'w'.
16351 (exp2_immediate_p, spu_gen_exp2): Define.
16352 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
16353 spu_convtf_1): Update parameter descriptions.
16354 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
16355 * constraints.md ('v', 'w'): New.
16356 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
16358 (i2f, I2F): New define_mode_attr.
16359 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
16360 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
16361 fixuns_truncv4sfv4si2): Update to use mode attribute.
16362 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
16363 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
16364 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
16365 patterns for combine.
16367 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
16369 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
16370 (cprop, hoist, pre, store_motion): New debug counters.
16371 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
16372 is not an RTL pass anymore.
16373 (pass_profiling): Remove extern decl for pass removed in 2005.
16374 (pass_gcse, pass_jump_bypass): Remove.
16375 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
16376 to 0 for clean state.
16377 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
16378 * cse.c (gate_handle_cse_after_global_opts,
16379 rest_of_handle_cse_after_global_opts): New functions.
16380 (pass_cse_after_global_opts): New pass, does local CSE.
16381 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
16382 (TV_CPROP): New timevar.
16383 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
16384 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
16385 (gcse_main, recompute_all_luids): Remove.
16386 (compute_hash_table_work): Call max_reg_num instead of reading
16388 (cprop_jump): Don't set run_jump_opt_after_gcse.
16389 (constprop_register): Always allow to alter jumps.
16390 (cprop_insn): Likewise.
16391 (do_local_cprop): Likewise.
16392 (local_cprop_pass): Likewise. Return non-zero if something changed.
16393 (cprop): Remove function, fold interesting bits into one_cprop_pass.
16394 (find_implicit_sets): Add note about missed optimization opportunity.
16395 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
16396 pass_rtl_cprop execute function.
16397 Don't bother tracking the pass number, each pass gets its own dumpfile
16399 Always allow to alter jumpsand bypass jumps.
16400 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
16401 will just find no suitable set.
16402 (pre_edge_insert): Fix dumping, this function is for PRE only.
16403 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
16404 pass_rtl_pre execute function.
16405 (hoist_code): Return non-zero if something changed. Keep track of
16406 substitutions and insertions for statistics gathering similar to PRE.
16407 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
16408 called from the pass_rtl_hoist execute function. Show pass statistics.
16409 (compute_store_table): Use max_reg_num directly instead of using the
16410 formerly global max_gcse_regno.
16411 (build_store_vectors): Likewise.
16412 (replace_store_insn): Fix dumping.
16413 (store_motion): Rename to ...
16414 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
16415 pass, called from the pass_rtl_store_motion execute function. Keep
16416 track of substitutions and insertions for statistics gathering similar
16418 (bypass_jumps): Remove, fold interesting bits into ...
16419 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
16420 from the pass_rtl_cprop execute function.
16421 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
16422 pass_jump_bypass): Remove.
16423 (gate_handle_gcse, rest_of_handle_gcse): Remove.
16424 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
16425 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
16426 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
16427 (gate_rtl_store_motion, execute_rtl_store_motion,
16428 pass_rtl_store_motion): New.
16429 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
16430 make it clear that -fcse-skip-blocks is a no-op for backward compat.
16431 * passes.c (init_optimization_passes): Remove pass_gcse and
16432 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
16433 and cse_after_global_opts in place of pass_gcse. Schedule cprop
16434 instead of pass_jump_bypass.
16436 2009-04-27 Richard Guenther <rguenther@suse.de>
16438 PR middle-end/39928
16439 * gimplify.c (gimplify_expr): If we are required to create
16440 a temporary make sure it ends up as register.
16442 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
16445 * config/i386/i386.c (construct_container): Don't call
16446 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
16447 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
16449 2009-04-27 Michael Matz <matz@suse.de>
16451 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
16452 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
16453 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
16454 (dump_replaceable_exprs): Take a bitmap.
16455 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
16457 (expand_gimple_basic_block): Likewise.
16458 * tree-ssa-ter.c (struct temp_expr_table_d): Make
16459 replaceable_expressions member a bitmap.
16460 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
16461 (mark_replaceable): Likewise.
16462 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
16463 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
16465 2009-04-27 Richard Guenther <rguenther@suse.de>
16467 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
16468 (verify_stmts): Dispatch to gimple/type verification code.
16469 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
16470 issue with call argument types.
16472 2009-04-27 Michael Matz <matz@suse.de>
16474 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
16475 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
16478 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
16479 Eric Botcazou <ebotcazou@adacore.com>
16481 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
16482 a label's basic block.
16483 (mark_target_live_regs): Tidy and rework obsolete comments.
16484 Change back DF problem to LIVE. If a label starts a basic block,
16485 assume that all registers that used to be live then still are.
16486 (init_resource_info): If a label starts a basic block, set its
16487 BLOCK_FOR_INSN accordingly.
16488 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
16490 2009-04-27 Richard Guenther <rguenther@suse.de>
16492 * tree-flow-inline.h (function_ann): Remove.
16493 (get_function_ann): Likewise.
16494 * tree-dfa.c (create_function_ann): Remove.
16495 * tree-flow.h (struct static_var_ann_d): Remove.
16496 (struct function_ann_d): Likewise.
16497 (union tree_ann_d): Remove fdecl member.
16498 (function_ann_t): Remove.
16499 (function_ann, get_function_ann, create_function_ann): Remove
16502 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
16504 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
16506 2009-04-27 Jan Hubicka <jh@suse.cz>
16508 * ipa-pure-const.c (struct funct_state_d): New fields
16509 state_previously_known, looping_previously_known; remove
16510 state_set_in_source.
16511 (analyze_function): Use new fields.
16512 (propagate): Avoid assumption that state_set_in_source imply
16515 * tree-ssa-loop-niter.c (finite_loop_p): New function.
16516 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
16517 * cfgloop.h (finite_loop_p): Declare.
16519 2009-04-26 Michael Matz <matz@suse.de>
16521 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
16523 2009-04-26 Michael Matz <matz@suse.de>
16525 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
16526 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
16527 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
16528 pass_mark_used_blocks): Remove.
16529 * tree-optimize.c (pass_free_datastructures,
16530 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
16531 * passes.c (init_optimization_passes): Don't call
16532 pass_mark_used_blocks, remove dead code.
16534 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
16536 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
16537 * tree-ssa-live.h (register_ssa_partition): Likewise.
16539 2009-04-26 Michael Matz <matz@suse.de>
16542 * builtins.c (fold_builtin_next_arg): Handle SSA names.
16543 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
16544 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
16546 (compare_pairs): Swap cost comparison.
16547 (coalesce_ssa_name): Don't use change_partition_var.
16548 * tree-nrv.c (struct nrv_data): Add modified member.
16549 (finalize_nrv_r): Set it.
16550 (tree_nrv): Use it to update statements.
16551 (pass_nrv): Require PROP_ssa.
16552 * tree-mudflap.c (mf_decl_cache_locals,
16553 mf_build_check_statement_for): Use make_rename_temp.
16554 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
16555 * alias.c (find_base_decl): Handle SSA names.
16556 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
16557 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
16558 * rtl.h (set_reg_attrs_for_parm): Declare.
16559 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
16560 to "optimized", remove unused locals at finish.
16561 (execute_free_datastructures): Make global, call
16562 delete_tree_cfg_annotations.
16563 (execute_free_cfg_annotations): Don't call
16564 delete_tree_cfg_annotations.
16566 * ssaexpand.h: New file.
16567 * expr.c (toplevel): Include ssaexpand.h.
16568 (expand_assignment): Handle SSA names the same as register variables.
16569 (expand_expr_real_1): Expand SSA names.
16570 * cfgexpand.c (toplevel): Include ssaexpand.h.
16571 (SA): New global variable.
16572 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
16573 (SSAVAR): New macro.
16574 (set_rtl): New helper function.
16575 (add_stack_var): Deal with SSA names, use set_rtl.
16576 (expand_one_stack_var_at): Likewise.
16577 (expand_one_stack_var): Deal with SSA names.
16578 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
16579 before unique numbers.
16580 (expand_stack_vars): Use set_rtl.
16581 (expand_one_var): Accept SSA names, add asserts for them, feed them
16582 to above subroutines.
16583 (expand_used_vars): Expand all partitions (without default defs),
16584 then only the local decls (ignoring those expanded already).
16585 (expand_gimple_cond): Remove edges when jumpif() expands an
16586 unconditional jump.
16587 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
16588 or remove abnormal edges. Ignore insns setting the LHS of a TERed
16590 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
16591 members of SA; deal with PARM_DECL partitions here; expand
16592 all PHI nodes, free tree datastructures and SA. Commit instructions
16593 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
16594 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
16595 info and statements at start, collect garbage at finish.
16596 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
16597 (VAR_ANN_PARTITION) Remove.
16598 (change_partition_var): Don't declare.
16599 (partition_to_var): Always return SSA names.
16600 (var_to_partition): Only accept SSA names.
16601 (register_ssa_partition): Only check argument.
16602 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
16604 (delete_var_map): Don't free it.
16605 (var_union): Only accept SSA names, simplify.
16606 (partition_view_init): Mark only useful SSA names as used.
16607 (partition_view_fini): Only deal with SSA names.
16608 (change_partition_var): Remove.
16609 (dump_var_map): Use ssa_name instead of partition_to_var member.
16610 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
16612 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
16613 (struct _elim_graph): New member const_dests; nodes member vector of
16615 (set_location_for_edge): New static helper.
16616 (create_temp): Remove.
16617 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
16618 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
16619 (new_elim_graph): Allocate const_dests member.
16620 (clean_elim_graph): Truncate const_dests member.
16621 (delete_elim_graph): Free const_dests member.
16622 (elim_graph_size): Adapt to new type of nodes member.
16623 (elim_graph_add_node): Likewise.
16624 (eliminate_name): Likewise.
16625 (eliminate_build): Don't take basic block argument, deal only with
16626 partition numbers, not variables.
16627 (get_temp_reg): New static helper.
16628 (elim_create): Use it, deal with RTL temporaries instead of trees.
16629 (eliminate_phi): Adjust all calls to new signature.
16630 (assign_vars, replace_use_variable, replace_def_variable): Remove.
16631 (rewrite_trees): Only do checking.
16632 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
16633 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
16634 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
16635 contains_tree_r, MAX_STMTS_IN_LATCH,
16636 process_single_block_loop_latch, analyze_edges_for_bb,
16637 perform_edge_inserts): Remove.
16638 (expand_phi_nodes): New global function.
16639 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
16640 functions, initialize new parameter, remember partitions having a
16642 (finish_out_of_ssa): New global function.
16643 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
16644 don't reset in_ssa_p here, don't disable TER when mudflap.
16645 (pass_del_ssa): Remove.
16646 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
16648 (execute_free_datastructures): Declare.
16649 * Makefile.in (SSAEXPAND_H): New variable.
16650 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
16651 * basic-block.h (commit_one_edge_insertion): Declare.
16652 * passes.c (init_optimization_passes): Move pass_nrv and
16653 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
16654 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
16655 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
16656 (redirect_branch_edge): Deal with super block when expanding, split
16657 out jump patching itself into ...
16658 (patch_jump_insn): ... here, new static helper.
16660 2009-04-26 Michael Matz <matz@suse.de>
16662 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
16663 beyond num_ssa_names.
16664 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
16665 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
16667 2009-04-26 Jakub Jelinek <jakub@redhat.com>
16669 PR inline-asm/39543
16670 * fwprop.c (forward_propagate_asm): New function.
16671 (forward_propagate_and_simplify): Propagate also into __asm, if it
16672 doesn't increase the number of referenced registers.
16675 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
16677 2009-04-26 Jakub Jelinek <jakub@redhat.com>
16679 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
16680 note_nonlocal_vla_type for nonlocal VLAs.
16681 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
16682 contains_remapped_vars, remap_vla_decls): New functions.
16683 (convert_nonlocal_reference_stmt): If not optimizing, call
16684 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
16685 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
16686 if it wasn't found in var_map.
16687 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
16688 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
16689 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
16691 * gimplify.c (nonlocal_vlas): New variable.
16692 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
16694 (gimplify_body): Create and destroy nonlocal_vlas.
16696 * dwarf2out.c (loc_descr_plus_const): New function.
16697 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
16698 mem_loc_descriptor, loc_descriptor_from_tree_1,
16699 descr_info_loc, gen_variable_die): Use it.
16701 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
16702 !TREE_STATIC VAR_DECLs.
16703 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
16704 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
16705 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
16706 DECL_BY_REFERENCE is valid.
16707 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
16708 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
16709 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
16710 Copy DECL_BY_REFERENCE.
16711 (struct nesting_copy_body_data): New type.
16712 (nesting_copy_decl): New function.
16713 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
16714 if they have variable length.
16716 2009-04-26 Michael Matz <matz@suse.de>
16718 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
16719 mark new temporaries for renaming.
16721 2009-04-26 Joseph Myers <joseph@codesourcery.com>
16724 * c-decl.c (global_bindings_p): Return negative value.
16725 (c_variable_size): New. Based on variable_size from
16727 (grokdeclarator): Call c_variable_size not variable_size.
16729 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
16731 * config/i386/i386.c (print_operand) ['z']: Fix typo.
16733 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
16735 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
16736 Redefine it to just use mingw/include.
16737 (ASM_SPEC): Rules for -m32 and -m64.
16738 (LINK_SPEC): Use Likewise.
16739 (SPEC_32): New define.
16740 (SPEC_64): Likewise.
16741 (SUB_LINK_SPEC): Likewise.
16742 (MULTILIB_DEFAULTS): New define.
16743 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
16744 Add multilib options.
16745 (MULTILIB_DIRNAMES): Likewise.
16746 (MULTILIB_OSDIRNAMES): Likewise.
16747 (LIBGCC): Likewise.
16748 (INSTALL_LIBGCC): Likewise.
16750 2009-04-26 Joseph Myers <joseph@codesourcery.com>
16753 * c-tree.h (enum c_inline_static_type): New.
16754 (record_inline_static): Declare.
16755 * c-decl.c (struct c_inline_static, c_inline_statics,
16756 record_inline_static, check_inline_statics): New.
16757 (pop_file_scope): Call check_inline_statics.
16758 (start_decl): Call record_inline_static instead of pedwarning
16759 directly for static in inline function.
16760 * c-typeck.c (build_external_ref): Call record_inline_static
16761 instead of pedwarning directly for static referenced in inline
16764 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
16766 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
16767 not new but only being rescanned.
16768 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
16769 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
16770 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
16771 record_set_info, compute_set, grealloc): Remove.
16772 (recompute_all_luids): New function.
16773 (gcse_main): Don't compute sets, and don't do related memory
16774 allocations/free-ing. If something changed before the end of the
16775 pass, update LUIDs using recompute_all_luids.
16776 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
16777 (free_gcse_mem): Don't free it either.
16778 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
16779 Use the df insn LUIDs.
16780 (load_killed_in_block): Likewise.
16781 (compute_hash_table_work): Don't compute reg_set_in_block.
16782 (compute_transp): Use DF_REG_DEF_CHAINs.
16783 (local_cprop_pass): Don't use compute_sets and related functions.
16784 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
16785 Use get_max_uid() instead of max_cuid.
16786 (insert_insn_end_basic_block, pre_insert_copy_insn,
16787 update_ld_motion_stores): Don't try to
16788 keep reg_set tables up to date.
16789 (pre_insert_copies): Use df insn LUIDs.
16790 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
16791 (reg_set_info): Don't use extra bitmap argument.
16792 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
16793 information to compute regs_set_in_block.
16794 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
16795 (bypass_jumps): Don't use compute_sets and friends.
16797 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16800 * opts.c (undocumented_msg): Do not leave blank even with
16803 2009-04-25 Joseph Myers <joseph@codesourcery.com>
16805 * c-decl.c (build_enumerator): Allow values folding to integer
16806 constants but not integer constant expressions with a pedwarn if
16809 2009-04-25 Joseph Myers <joseph@codesourcery.com>
16812 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
16813 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
16814 type is an integer constant.
16816 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
16819 * config/i386/i386.c (print_operand) ['z']: Revert handling of
16822 2009-04-25 Joseph Myers <joseph@codesourcery.com>
16825 * c-decl.c (grokdeclarator): Diagnose declarations of functions
16826 with variably modified return type and no storage class
16827 specifiers, except for the case of nested functions. Distinguish
16828 extern declarations of functions with variably modified return
16829 types from those of objects with variably modified types.
16831 2009-04-25 Jan Hubicka <jh@suse.cz>
16833 * tree.c (list_equal_p): New function.
16834 * tree.h (list_equal_p): Declare.
16835 * coretypes.h (edge_def, edge, const_edge, basic_block_def
16836 basic_block_def, basic_block, const_basic_block): New.
16837 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
16838 (redirect_eh_edge): New function.
16839 (make_eh_edge_update_phi): EH edges are not abnormal.
16840 * except.c: Include tree-flow.h.
16841 (list_match): New function.
16842 (eh_region_replaceable_by_p): New function.
16843 (replace_region): New function.
16844 (hash_type_list): New function.
16845 (hash_eh_region): New function.
16846 (eh_regions_equal_p): New function.
16847 (merge_peers): New function.
16848 (remove_unreachable_regions): Verify EH tree when checking;
16850 (copy_eh_region_1): New function.
16851 (copy_eh_region): New function.
16852 (push_reachable_handler): New function.
16853 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
16854 regions without label but with live RESX.
16855 * except.h (redirect_eh_edge_to_label): New.
16856 * tree-flow.h (redirect_eh_edge): New.
16857 * coretypes.h (edge_def, edge, const_edge, basic_block_def
16858 basic_block_def, basic_block, const_basic_block): Remove.
16859 * Makefile.in (except.o): Add dependency on tree-flow.h
16860 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
16861 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
16864 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
16867 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
16868 on the destination of memcpy.
16870 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
16872 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
16873 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
16874 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
16876 2009-04-25 Jan Hubicka <jh@suse.cz>
16878 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
16879 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
16880 to be reached by different label than left.
16881 (update_eh_edges): Update comment; remove edge_to_remove if possible
16882 and return true if suceeded.
16883 (cleanup_empty_eh): Accept sharing map; handle shared regions.
16884 (cleanup_eh): Compute sharing map.
16885 * except.c (remove_eh_handler_and_replace): Add argument if we should
16887 (remove_unreachable_regions): Update for label sharing.
16888 (label_to_region_map): Likewise.
16889 (get_next_region_sharing_label): New function.
16890 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
16892 (remove_eh_handler): Update.
16893 (remove_eh_region_and_replace_by_outer_of): New function.
16894 * except.h (struct eh_region): Add next_region_sharing_label.
16895 (remove_eh_region_and_replace_by_outer_of,
16896 get_next_region_sharing_label): Declare.
16897 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
16899 2009-04-25 Jan Hubicka <jh@suse.cz>
16901 * tree-cfg.c (split_critical_edges): Split also edges where we can't
16902 insert code even if they are not critical.
16904 2009-04-25 Jan Hubicka <jh@suse.cz>
16906 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
16907 (gimple_can_remove_branch_p): EH edges won't remove branch by
16909 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
16910 updating of non-abnormal EH edges.
16911 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
16912 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
16913 (split_critical_edges): Split also edges where emitting code on them
16914 will lead to splitting later.
16916 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
16917 H.J. Lu <hongjiu.lu@intel.com>
16920 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
16921 the configured assembler supports fildq and fistpq mnemonics.
16922 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
16923 * configure: Regenerated.
16924 * config.in: Ditto.
16926 * config/i386/i386.c (print_operand): Handle 'Z'.
16927 ['z']: Remove handling of special fild/fist suffixes.
16928 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
16929 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
16930 suffix of fild insn.
16931 (*floatsi<mode>2_vector_mixed): Ditto.
16932 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
16933 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
16934 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
16935 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
16936 * config/i386/gas.h (GAS_MNEMONICS): Remove.
16938 2009-04-25 Ben Elliston <bje@au.ibm.com>
16940 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
16941 the source of a set operation.
16943 2009-04-25 Anatoly Sokolov <aesok@post.ru>
16945 * target.h (struct gcc_target): Add case_values_threshold field.
16946 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
16947 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
16948 * targhooks.c (default_case_values_threshold): New function.
16949 * targhooks.h (default_case_values_threshold): Declare function.
16950 * stmt.c (expand_case): Use case_values_threshold target hook.
16951 * expr.h (case_values_threshold): Remove declartation.
16952 * expr.c (case_values_threshold): Remove function.
16953 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
16955 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
16956 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
16957 (avr_case_values_threshold): Declare as static.
16958 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
16960 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
16961 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
16962 (mn10300_case_values_threshold): New function.
16964 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
16966 * ira.c (setup_cover_and_important_classes): Add enum cast.
16968 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
16970 * genpreds.c (write_enum_constraint_num): Output definition of
16971 CONSTRAINT_NUM_DEFINED_P macro.
16972 * ira.c (setup_cover_and_important_classes): Use
16973 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
16975 2009-04-24 DJ Delorie <dj@redhat.com>
16977 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
16978 __SH2A_SINGLE_ONLY__ also.
16980 2009-04-24 Steve Ellcey <sje@cup.hp.com>
16982 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
16983 (movdf_internal): Ditto.
16984 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
16985 SFmode and DFmode constants.
16986 (ia64_print_operand): Add 'G' format for printing
16987 floating point constants.
16989 2009-04-24 Richard Guenther <rguenther@suse.de>
16991 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
16992 from unsigned additions.
16994 2009-04-24 Joseph Myers <joseph@codesourcery.com>
16996 * c-typeck.c (set_init_index): Allow array designators that are
16997 not integer constant expressions with a pedwarn if pedantic.
16999 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
17001 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
17002 zero if no overlap in nonzero bits between the operands.
17004 2009-04-24 Ian Lance Taylor <iant@google.com>
17006 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
17007 (record_dead_and_set_regs): Likewise.
17008 * df.h (struct df_mw_hardreg): Change flags field to int.
17009 (struct df_base_ref): Likewise.
17010 (struct df): Change changeable_flags field to int.
17011 * df-scan.c (df_defs_record): Change clobber_flags to int.
17012 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
17013 constants rather than #define macros.
17014 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
17015 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
17016 (enum dwarf_calling_convention): Likewise.
17017 (enum dwarf_line_number_x_ops): Likewise.
17018 (enum dwarf_call_frame_info): Likewise.
17019 (enum dwarf_source_language): Likewise.
17020 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
17021 (add_calling_convention_attribute): Likewise.
17022 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
17023 (combine_comparisons): Change compcode to int. Add cast to enum type.
17024 * genrecog.c (maybe_both_true_2): Change c to int.
17025 (write_switch): Likewise. Add cast to enum type.
17026 * gimplify.c (gimplify_omp_for): Handle return values from
17027 gimplify_expr using MIN rather than bitwise or.
17028 (gimplify_expr): Add cast to enum type.
17029 * ipa-prop.c (update_jump_functions_after_inlining): Change
17030 IPA_BOTTOM to IPA_JF_UNKNOWN.
17031 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
17032 Add casts to enum type.
17033 (setup_cover_and_important_classes): Change cl to int. Add casts
17035 (setup_class_translate): Change cl and mode to int.
17036 (ira_init_once): Change mode to int.
17037 (free_register_move_costs): Likewise.
17038 (setup_prohibited_mode_move_regs): Add casts to enum type.
17039 * langhooks.c (add_builtin_function_common): Rework assertion that
17040 value fits bitfield.
17041 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
17042 * omega.c (omega_do_elimination): Avoid math on enum types.
17043 * optabs.c (expand_vec_shift_expr): Remove casts to int.
17044 * opts.c (set_debug_level): Change 2 to enum constant. Use new
17045 int local to handle integral_argment value.
17046 * regmove.c (try_auto_increment): Change PUT_MODE to
17048 * reload.c (push_secondary_reload): Add casts to enum type.
17049 (secondary_reload_class, find_valid_class): Likewise.
17050 * reload1.c (emit_input_reload_insns): Likewise.
17051 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
17052 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
17053 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
17055 * tree.c (build_common_builtin_nodes): Add casts to enum type.
17056 * tree-complex.c (complex_lattice_t): Typedef to int rather than
17058 (expand_complex_libcall): Add casts to enum type.
17059 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
17060 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
17061 with ERROR_MARK, not NUM_TREE_CODES.
17062 (vect_create_epilog_for_reduction): Likewise.
17063 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
17064 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
17065 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
17067 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
17068 vect_unused_in_loop. Change 0 to loop_vect.
17069 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
17070 * var-tracking.c (get_init_value): Change return type to enum
17072 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
17073 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
17075 (arm_override_options): Add casts to enum type.
17076 (arm_emit_tls_decoration): Likewise.
17077 * config/i386/i386.c (ix86_function_specific_restore): Add casts
17079 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
17080 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
17081 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
17083 * config/s390/s390.c (code_for_builtin_64): Change to array of
17085 (code_for_builtin_31): Likewise.
17086 (s390_expand_builtin): Change code_for_builtin to enum insn_code
17088 * config/sparc/sparc.c (sparc_override_options): Change value
17089 field in struct code_model to enum cmodel. In initializer change
17090 0 to NULL and add cast to enum type.
17092 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
17093 Change all callers. Issue a -Wc++-compat warning using
17094 lhs_origtype if necessary.
17095 (convert_for_assignment): Issue -Wc++-compat warnings about
17096 invalid conversions to enum type on assignment.
17097 * c-common.h (build_modify_expr): Update declaration.
17099 2009-04-24 Nick Clifton <nickc@redhat.com>
17101 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
17102 (function_arg_advance): Likewise.
17103 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
17106 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
17108 * config/s390/constraints.md ('I', 'J'): Fix condition.
17110 2009-04-24 Diego Novillo <dnovillo@google.com>
17112 * gengtype-parse.c (parse_error): Add newline after message.
17114 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
17116 * config/i386/sse.md (avxmodesuffixs): Removed.
17117 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
17118 (*avx_pinsr<ssevecsize>): This.
17120 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
17122 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
17123 follow chains of regs with a single definition, and allow expressions
17124 that are function_invariant_p.
17125 (simple_rhs_p): Allow expressions that are function_invariant_p.
17127 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
17129 PR middle-end/39867
17130 * fold-const.c (fold_cond_expr_with_comparison): When folding
17131 > and >= to MAX, make sure the MAX uses the same type as the
17132 comparison's operands.
17134 2009-04-24 Nick Clifton <nickc@redhat.com>
17136 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
17137 addressing for DImode accesses.
17138 (frv_print_operand_address): Handle PLUS case.
17139 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
17141 2009-04-24 Jakub Jelinek <jakub@redhat.com>
17143 PR rtl-optimization/39794
17144 * alias.c (canon_true_dependence): Add x_addr argument.
17145 * rtl.h (canon_true_dependence): Adjust prototype.
17146 * cse.c (check_dependence): Adjust canon_true_dependence callers.
17147 * cselib.c (cselib_invalidate_mem): Likewise.
17148 * gcse.c (compute_transp): Likewise.
17149 * dse.c (scan_reads_nospill): Likewise.
17150 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
17151 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
17152 canon_base_addr of the group, plus optional offset.
17153 (struct group_info): Rename canon_base_mem to
17155 (get_group_info): Set canon_base_addr to canon_rtx of base, not
17156 canon_rtx of base_mem.
17158 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
17160 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
17161 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
17163 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17165 * config/spu/spu-builtins.h: Delete file.
17167 * config/spu/spu.h (enum spu_builtin_type): Move here from
17169 (struct spu_builtin_description): Likewise. Add GTY marker.
17170 Do not use enum spu_function_code or enum insn_code.
17171 (spu_builtins): Add extern declaration.
17173 * config/spu/spu.c: Do not include "spu-builtins.h".
17174 (enum spu_function_code, enum spu_builtin_type_index,
17175 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
17176 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
17177 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
17178 unsigned_V2DI_type_node): Move here from spu-builtins.h.
17179 (spu_builtin_types): Make static. Add GTY marker.
17180 (spu_builtins): Add extern declaration with GTY marker.
17181 Include "gt-spu.h".
17183 * config/spu/spu-c.c: Do not include "spu-builtins.h".
17184 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
17185 Check programmatically whether all parameters are scalar.
17187 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
17189 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
17191 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
17192 assignment from the constructor either if the target is volatile.
17194 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
17196 * config/arm/arm.md (insv): Do not share operands[0].
17198 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
17200 * config/vxlib-tls.c (active_tls_threads): Delete.
17201 (delete_hook_installed): New.
17202 (tls_delete_hook): Don't delete the delete hook.
17203 (tls_destructor): Delete it here.
17204 (__gthread_set_specific): Adjust installing the delete hook.
17205 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
17206 __gthread_leave_tsd_dtor_context.
17208 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
17210 * c-format.c (gcc_tdiag_char_table): Add support for %E.
17212 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
17214 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
17216 (alpha_rtx_costs): Ditto.
17217 (emit_unlikely_jump): Use add_reg_note.
17218 (emit_frame_store_1): Ditto.
17219 (alpha_expand_prologue): Ditto.
17220 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
17221 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
17223 2009-04-23 Nick Clifton <nickc@redhat.com>
17225 * config/v850/v850.md (epilogue): Remove suppressed code.
17226 (return): Rename to return_simple and remove test of frame size.
17227 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
17228 to gen_return_simple.
17230 2009-04-22 Jing Yu <jingyu@google.com>
17233 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
17235 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
17238 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
17239 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
17240 value is a VECTOR_CST, the element type is the element type of the
17243 2009-04-22 DJ Delorie <dj@redhat.com>
17245 * config/m32c/m32c.h: Update GTY annotations to new syntax.
17247 2009-04-22 Jakub Jelinek <jakub@redhat.com>
17249 * alias.c (find_base_term): Move around LO_SUM case, so that
17250 CONST falls through into PLUS/MINUS handling.
17253 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
17254 into 0, use omit_one_operand.
17256 2009-04-23 Ben Elliston <bje@au.ibm.com>
17258 * config/rs6000/linux-unwind.h (get_regs): Remove type
17259 puns. Change the type of `pc' to an array of unsigned ints and
17260 update all users. Constify frame24.
17262 2009-04-22 DJ Delorie <dj@redhat.com>
17264 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
17265 declarations before code.
17266 (current_function_special_page_vector): Likewise.
17267 (m32c_expand_insv): Silence a warning.
17269 2009-04-21 Taras Glek <tglek@mozilla.com>
17271 * alias.c: Update GTY annotations to new syntax.
17272 * basic-block.h: Likewise.
17273 * bitmap.h: Likewise.
17274 * c-common.h: Likewise.
17275 * c-decl.c: Likewise.
17276 * c-parser.c: Likewise.
17277 * c-pragma.c: Likewise.
17278 * c-tree.h: Likewise.
17279 * cfgloop.h: Likewise.
17280 * cgraph.h: Likewise.
17281 * config/alpha/alpha.c: Likewise.
17282 * config/arm/arm.h: Likewise.
17283 * config/avr/avr.h: Likewise.
17284 * config/bfin/bfin.c: Likewise.
17285 * config/cris/cris.c: Likewise.
17286 * config/darwin.c: Likewise.
17287 * config/frv/frv.c: Likewise.
17288 * config/i386/i386.c: Likewise.
17289 * config/i386/i386.h: Likewise.
17290 * config/i386/winnt.c: Likewise.
17291 * config/ia64/ia64.h: Likewise.
17292 * config/iq2000/iq2000.c: Likewise.
17293 * config/mips/mips.c: Likewise.
17294 * config/mmix/mmix.h: Likewise.
17295 * config/pa/pa.c: Likewise.
17296 * config/pa/pa.h: Likewise.
17297 * config/rs6000/rs6000.c: Likewise.
17298 * config/s390/s390.c: Likewise.
17299 * config/sparc/sparc.c: Likewise.
17300 * config/xtensa/xtensa.c: Likewise.
17301 * cselib.h: Likewise.
17302 * dbxout.c: Likewise.
17303 * dwarf2out.c: Likewise.
17304 * except.c: Likewise.
17305 * except.h: Likewise.
17306 * fixed-value.h: Likewise.
17307 * function.c: Likewise.
17308 * function.h: Likewise.
17309 * gimple.h: Likewise.
17310 * integrate.c: Likewise.
17311 * optabs.c: Likewise.
17312 * output.h: Likewise.
17313 * real.h: Likewise.
17315 * stringpool.c: Likewise.
17316 * tree-data-ref.c: Likewise.
17317 * tree-flow.h: Likewise.
17318 * tree-scalar-evolution.c: Likewise.
17319 * tree-ssa-address.c: Likewise.
17320 * tree-ssa-alias.h: Likewise.
17321 * tree-ssa-operands.h: Likewise.
17322 * tree.c: Likewise.
17323 * tree.h: Likewise.
17324 * varasm.c: Likewise.
17325 * varray.h: Likewise.
17327 * coretypes.h: Do not define GTY macro if it is already defined.
17328 * doc/gty.texi: Update GTY documentation to new syntax.
17329 * gengtype-lex.l: Enforce attribute-like syntax for GTY
17330 annotations on structs.
17331 * gengtype-parse.c: Likewise.
17333 2009-04-22 Mark Heffernan <meheff@google.com>
17335 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
17337 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
17339 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
17342 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
17344 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
17345 the same as a PLUS without a shift. Increase the cost of a
17348 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17350 * Makefile.in: Update dependencies.
17351 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
17352 * errors.h: Remove bogus comment about compatibility.
17353 (warning): Update declaration.
17354 * genautomata.c: Update all calls to warning.
17355 * gimple.c: Do not include errors.h. Include toplev.h.
17356 * tree-ssa-structalias.c: Do not include errors.h.
17357 * omega.c: Likewise.
17358 * tree-ssa-reassoc.c: Likewise.
17359 * config/spu/spu-c.c: Likewise.
17360 * config/spu/t-spu-elf: Update dependencies.
17362 2009-04-22 Richard Guenther <rguenther@suse.de>
17364 PR tree-optimization/39824
17365 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
17366 make sure the types are compatible.
17368 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17371 * c-common.c (c_parse_error): Take a token_flags parameter.
17372 Use token_type for the token type instead.
17373 Pass token_flags to cpp_type2name.
17374 * c-common.h (c_parse_error): Update declaration.
17375 * c-parser.c (c_parser_error): Pass 0 as token flags.
17377 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
17379 PR rtl-optimization/39580
17380 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
17382 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17384 * function.c (expand_function_end): Do not emit a jump to the "naked"
17385 return label for fall-through returns.
17386 * except.c (sjlj_emit_function_exit): Always place the call to the
17387 unregister function at the location installed by expand_function_end.
17389 2009-04-22 Richard Guenther <rguenther@suse.de>
17391 PR tree-optimization/39845
17392 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
17393 (gen_inbound_check): Likewise.
17395 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
17397 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
17399 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
17400 * config/vxlib.c (__gthread_once): Add race guard for PPC.
17402 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
17404 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
17405 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
17406 shift counts to avoid out-of-bounds array accesses.
17408 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
17410 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
17411 (Pmode): Move above.
17413 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
17415 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
17416 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
17417 GET_CODE macro. Use IN_RANGE macro where appropriate.
17418 * config/alpha/alpha.h: Ditto.
17419 * config/alpha/alpha.md: Ditto.
17420 * config/alpha/constraints.md: Ditto.
17421 * config/alpha/predicates.md: Ditto.
17423 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
17425 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
17426 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17427 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17428 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17429 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17430 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17431 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17432 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17433 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17434 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17435 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17436 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17437 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17438 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17439 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17440 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17441 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17442 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17443 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17444 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17445 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17446 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17447 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17448 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17449 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17450 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17451 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17453 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
17455 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
17456 references from comments.
17457 * cfgbuild.c: (count_basic_blocks): Delete.
17458 (find_basic_blocks_1): Delete.
17459 (find_basic_blocks): Delete.
17460 * except.c (finish_eh_generation): Make static. Move comment from
17461 except.h here. Remove find_basic_blocks references from comments.
17462 * except.h (finish_eh_generation): Delete.
17463 * basic-block.h (find_basic_blocks): Delete.
17464 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
17466 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
17468 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
17469 (sdbout_parms): Likewise.
17471 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
17473 * config/sh/sh.c (prepare_cbranch_operands): Use
17474 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
17475 (expand_cbranchdi4): Likewise.
17476 (from_compare): Add cast to enum type.
17477 (expand_cbranchsi4): Use add_reg_note.
17478 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
17479 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
17480 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
17481 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
17482 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
17483 instead of CODE_FOR_nothing.
17484 (cbranchdi4): Likewise. Fix the order of arguments for
17486 (push_fpscr): Use add_reg_note.
17487 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
17488 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
17490 2009-04-21 Joseph Myers <joseph@codesourcery.com>
17492 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
17493 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
17494 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
17495 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
17496 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
17497 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
17498 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
17499 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
17500 config/alpha/x-vms, config/arc/t-arc,
17501 config/arm/README-interworking, config/arm/arm-c.c,
17502 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
17503 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
17504 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
17505 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
17506 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
17507 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
17508 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
17509 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
17510 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
17511 config/cris/t-elfmulti, config/crx/t-crx,
17512 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
17513 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
17514 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
17515 config/h8300/t-h8300, config/i386/athlon.md,
17516 config/i386/darwin-libgcc.10.4.ver,
17517 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
17518 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
17519 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
17520 config/i386/t-linux64, config/i386/t-nwld,
17521 config/i386/t-rtems-i386, config/i386/t-sol2-10,
17522 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
17523 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
17524 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
17525 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
17526 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
17527 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
17528 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
17529 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
17530 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
17531 config/m68k/t-uclinux, config/mcore/t-mcore,
17532 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
17533 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
17534 config/mips/crtn.asm, config/mips/irix-crti.asm,
17535 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
17536 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
17537 config/mips/mips-fixed.md, config/mips/sb1.md,
17538 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
17539 config/mips/t-iris6, config/mips/t-isa3264,
17540 config/mips/t-libgcc-mips16, config/mips/t-linux64,
17541 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
17542 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
17543 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
17544 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
17545 config/mn10300/t-linux, config/mn10300/t-mn10300,
17546 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
17547 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
17548 config/picochip/libgccExtras/clzsi2.asm,
17549 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
17550 config/rs6000/darwin-libgcc.10.4.ver,
17551 config/rs6000/darwin-libgcc.10.5.ver,
17552 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
17553 config/rs6000/t-aix43, config/rs6000/t-aix52,
17554 config/rs6000/t-darwin, config/rs6000/t-fprules,
17555 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
17556 config/rs6000/t-lynx, config/rs6000/t-netbsd,
17557 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
17558 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
17559 config/rs6000/t-rtems, config/rs6000/t-spe,
17560 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
17561 config/score/t-score-elf, config/sh/divcost-analysis,
17562 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
17563 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
17564 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
17565 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
17566 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
17567 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
17568 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
17569 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
17570 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
17571 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
17572 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
17573 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
17574 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
17575 limitx.h, version.c, xcoff.h: Add copyright and license notices.
17576 * config/h8300/genmova.sh: Include copyright and license notices
17577 in generated output.
17578 * config/h8300/mova.md: Regenerate.
17579 * doc/install.texi2html: Include word "Copyright" in copyright
17580 notice and use name "Free Software Foundation, Inc.".
17581 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
17582 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
17583 ChangeLog-2007, ChangeLog-2008: Correct dates.
17585 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
17587 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
17588 NE_EXPR operations as well.
17589 * c-parser.c (c_parser_condition): Do not set location information on
17591 (c_parser_conditional_expression): Likewise.
17592 (c_parser_binary_expression): Set location information on operators.
17593 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
17594 TRUTH_NOT_EXPR has been folded.
17595 * fold-const.c (fold_truth_not_expr): Copy location information from
17596 the incoming expression to the outgoing one.
17597 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
17598 recursive calls on the LHS of the operator but pass that of the
17599 operator to recursive calls on the RHS of the operator. Set it
17601 (shortcut_cond_expr): Set the locus of the operator on the second
17602 COND_EXPR and that of the expression on the first in degenerate cases.
17603 Pass the locus of the expression to calls to shortcut_cond_r.
17604 Set the locus of the 'then' block on the associated jump, if any.
17605 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
17606 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
17607 expression to call to gimplify_boolean_expr.
17609 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
17611 * config.gcc: Add additional configuration for
17612 i686-w64-mingw* and x86_64-w64-mingw* triplet.
17613 * config/i386/mingw-w64.h: New mingw-w64 specific header.
17614 (CPP_SPEC): Redefine for allowing -municode option.
17615 (STARTFILE_SPEC): Likewise.
17616 * config/i386/t-mingw-w64: New.
17617 * config/i386/mingw-w64.opt: New.
17618 (municode): Add new target option.
17619 * doc/invoke.texi (municode): Add documentation for new option.
17621 2009-04-21 Ian Lance Taylor <iant@google.com>
17623 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
17624 Correct test for number of arguments.
17625 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
17627 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
17629 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
17630 argument of emit_library_call.
17632 2009-04-21 Richard Guenther <rguenther@suse.de>
17634 PR middle-end/39829
17635 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
17636 inside VIEW_CONVERT_EXPRs.
17638 2009-04-21 Martin Jambor <mjambor@suse.cz>
17640 * tree-switch-conversion.c (build_constructors): Split a long line.
17641 (constructor_contains_same_values_p): New function.
17642 (build_one_array): Create assigns of constants if possible, do not
17643 call mark_sym_for_renaming, call update_stmt.
17644 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
17645 make_rename_temp. Do not call mark_symbols_for_renaming, call
17647 (gen_def_assigns): Do not call mark_symbols_for_renaming or
17648 find_new_referenced_vars, call update_stmt.
17649 (gen_inbound_check): Use create_tmp_var and create ssa names manually
17650 instead of calling make_rename_temp. Do not call
17651 find_new_referenced_vars or mark_symbols_for_renaming, call
17654 2009-04-21 Richard Guenther <rguenther@suse.de>
17656 PR tree-optimization/39827
17657 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
17658 (tree_ssa_phiprop): Pass the correct array size.
17660 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
17662 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
17664 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
17667 * c-typeck.c (lvalue_p): Move declaration ...
17668 * c-common.h (lvalue_p): ... to here.
17669 * c-common.c (candidate_equal_p): New.
17670 (add_tlist): Use it.
17671 (merge_tlist): Use it.
17672 (warn_for_collisions_1): Likewise.
17673 (warning_candidate_p): Accept more candidates.
17674 (verify_tree): A warning candidate can be an expression. Use
17677 2009-04-21 Ben Elliston <bje@au.ibm.com>
17680 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
17681 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
17682 options. Remove -mcall-solaris documentation.
17684 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17687 * doc/invoke.texi (-Wlong-long): Update description.
17688 * c-lex (interpret_integer): Only warn if there was no previous
17689 overflow and -Wlong-long is enabled.
17690 * c-decl.c (declspecs_add_type): Drop redundant flags.
17691 * c.opt (Wlong-long): Init to -1.
17692 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
17693 and front-end warn_long_long. Wlong-long only depends on other
17694 flags if it is uninitialized.
17695 * c-parser.c (disable_extension_diagnostics): warn_long_long is
17696 the same for CPP and FE.
17697 (restore_extension_diagnostics): Likewise.
17699 2009-04-20 Ian Lance Taylor <iant@google.com>
17701 Fix enum conversions which are invalid in C++:
17702 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
17703 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
17704 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
17705 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
17706 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
17707 (dbxout_parms): Likewise.
17708 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
17709 (df_clear_flags): Likewise.
17710 * df-problems.c (df_rd_bb_local_compute_process_def): Change
17711 top_flag parameter to int.
17712 (df_chain_create_bb_process_use): Likewise.
17713 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
17715 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
17716 (df_ref_create_structure, df_def_record_1): Likewise.
17717 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
17718 (df_notes_rescan): Change 0 to VOIDmode in function call.
17719 (df_get_call_refs, df_insn_refs_collect): Likewise.
17720 (df_bb_regs_collect): Likewise.
17721 (df_entry_block_defs_collect): Likewise.
17722 (df_exit_block_uses_collect): Likewise.
17723 * df.h: Update declarations.
17724 * double-int.c (double_int_divmod): Add cast to enum type.
17725 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
17726 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
17727 (based_loc_descr): Likewise.
17728 (loc_descriptor_from_tree_1): Change first_op and second_op to
17729 enum dwarf_location_atom. Add cast to enum type.
17730 * expmed.c (init_expmed): Change 0 to SET in function call.
17731 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
17732 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
17733 (do_store_flag): Likewise.
17734 * fixed-value.h (struct fixed_value): Change mode to enum
17736 * function.c (assign_parms): Change 0 to VOIDmode in function call.
17737 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
17739 (insert_insn_decl, insert_decl, insert_state): Likewise.
17740 (automata_list_finish): Likewise.
17741 * genrecog.c (process_define_predicate): Add cast to enum type.
17742 * gensupport.c (init_predicate_table): Add cast to enum type.
17743 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
17745 (gimple_build_call_1, gimple_build_label): Likewise.
17746 (gimple_build_goto, gimple_build_asm_1): Likewise.
17747 (gimple_build_switch_1, gimple_build_cdt): Likewise.
17748 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
17749 (enum fallback): Rename from enum fallback_t.
17750 (fallback_t): Typedef as int.
17751 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
17752 GSI_SAME_STMT in function call.
17753 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
17755 (setup_reg_class_relations): Likewise.
17756 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
17757 (setup_prohibited_class_mode_regs): Add cast to enum type.
17758 (setup_prohibited_mode_move_regs): Likewise.
17759 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
17760 (record_address_regs): Change i to enum reg_class.
17761 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
17762 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
17763 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
17764 (GET_MODE_2XWIDER_MODE): Likewise.
17765 (GET_CLASS_NARROWEST_MODE): Likewise.
17766 * omp-low.c (expand_omp_for): Add cast to enum type.
17767 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
17768 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
17769 * postreload.c (reload_cse_simplify_operands): Change rclass local
17771 * predict.c (combine_predictions_for_insn): Change best_predictor
17772 and predictor to enum br_predictor.
17773 (combine_predictions_for_bb): Likewise.
17774 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
17775 use SET_PREDICT_EXPR_OUTCOME.
17776 * real.c (real_arithmetic): Change icode to code in function call.
17777 * reginfo.c (init_move_cost): Add casts to enum type.
17778 (init_reg_sets_1, init_fake_stack_mems): Likewise.
17779 * regmove.c (regclass_compatible_p): Change class0 and class1 to
17781 * reload.c (find_valid_class): Add casts to enum type.
17782 (push_reload): Change 0 to NO_REGS in function call.
17783 (find_reloads): Change this_alternative to array of enum
17784 reg_class. Remove some now-unnecessary casts.
17785 (make_memloc): Change 0 to VOIDmode in function call.
17786 * reload1.c (reload): Change 0 to VOIDmode in function call.
17787 (eliminate_regs_1, elimination_effects): Likewise.
17788 (eliminate_regs_in_insn): Likewise.
17789 (emit_input_reload_insns): Add cast to enum type.
17790 (delete_output_reload): Change 0 to VOIDmode in function call.
17791 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
17792 to enum type in function call.
17793 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
17794 (SET_PREDICT_EXPR_OUTCOME): Define.
17795 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
17796 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
17797 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
17798 (dump_function): Likewise.
17799 * tree-dump.h: Update declarations.
17800 * tree-pass.h: Update declarations.
17801 * varasm.c (assemble_integer): Change mclass to enum mode_class.
17802 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
17804 (arm_rtx_costs_1): Correct parenthesization.
17805 (arm_rtx_costs): Add casts to enum type.
17806 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
17807 (vfp_emit_fstmd): Use add_rg_note.
17808 (emit_multi_reg_push, emit_sfm): Likewise.
17809 (thumb_set_frame_pointer): Likewise.
17810 (arm_expand_prologue): Likewise.
17811 (arm_regno_class): Change return type to enum reg_class.
17812 (thumb1_expand_prologue): Use add_reg_note.
17813 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
17814 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
17816 * config/arm/gentune.sh: Add cast to enum type.
17817 * config/arm/arm-tune.md: Rebuild.
17818 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
17819 (ix86_split_fp_branch, predict_jump): Likewise.
17820 (ix86_expand_multi_arg_builtin): Change sub_code from enum
17821 insn_code to enum rtx_code.
17822 (ix86_builtin_vectorized_function): Add cast to enum type.
17823 * config/i386/i386.md (truncdfsf2): Change slot to enum
17825 (truncxf<mode>2, isinf<mode>2): Likewise.
17826 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
17828 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
17829 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
17830 (insert_bundle_state): Change 1 to INSERT in function call.
17831 (ia64_add_bundle_selector_before): Likewise.
17832 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
17833 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
17834 (restore_stack_nonlocal): Likewise.
17835 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
17837 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
17839 (mips_rtx_costs): Likewise.
17840 (mips_override_options): Add casts to enum type.
17841 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
17843 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
17844 (store_reg, set_reg_plus_d): Likewise.
17845 (hppa_expand_prologue, hppa_profile_hook): Likewise.
17846 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
17848 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
17850 (emit_unlikely_jump): Use add_reg_note.
17851 (rs6000_emit_allocate_stack): Likewise.
17852 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
17853 (output_toc): Change 1 to INSERT in function call.
17854 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
17855 (rs6000_initialize_trampoline): Likewise.
17856 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
17858 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
17859 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
17860 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
17861 (save_gprs): Use add_reg_note.
17862 (s390_emit_prologue): Likewise.
17863 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
17864 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
17865 (sparc_fold_builtin): Add cast to enum type.
17866 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
17868 (spu_expand_prologue): Use add_reg_note.
17869 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
17871 2009-04-20 Ian Lance Taylor <iant@google.com>
17873 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
17874 (c_parser_postfix_expression_after_primary): Get VEC for list of
17875 arguments. Get original types of arguments. Call
17876 build_function_call_vec.
17877 (cached_expr_list_1, cached_expr_list_2): New static variables.
17878 (c_parser_expr_list): Change return type to VEC *. Add
17879 p_orig_types parameter. Change all callers.
17880 (c_parser_release_expr): New static function.
17881 (c_parser_vec_to_tree_list): New static function.
17882 * c-typeck.c (build_function_call): Rewrite to build a VEC and
17883 call build_function_call_vec.
17884 (build_function_call_vec): New function, based on old
17885 build_function_call.
17886 (convert_arguments): Remove nargs and argarray parameters. Change
17887 values to a VEC. Add origtypes parameter.
17888 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
17889 (convert_for_assignment): Add origtype parameter. Change all
17890 callers. If warn_cxx_compat, check for conversion to an enum
17891 type when calling a function.
17892 (store_init_value): Add origtype parameter. Change all callers.
17893 (digest_init): Likewise.
17894 (struct init_node): Add origtype field.
17895 (add_pending_init): Add origtype parameter. Change all callers.
17896 (output_init_element): Likewise.
17897 (output_pending_init_elements): Pass origtype from init_node to
17898 output_init_element.
17899 (process_init_element): Pass origtype from c_expr to
17900 output_init_element.
17901 (c_finish_return): Add origtype parameter. Change all callers.
17902 * c-common.c (sync_resolve_size): Change params to VEC *. Change
17904 (sync_resolve_params): Likewise.
17905 (sync_resolve_return): Change params to first_param. Change caller.
17906 (resolve_overloaded_builtins): Change params to VEC *. Change
17907 callers. Save first parameter around call to build_function_call_vec.
17908 * c-decl.c (finish_decl): Add origtype parameter. Change all
17909 callers. Call build_function_call_vec rather than
17910 build_function_call for cleanup.
17911 * c-tree.h: Update declarations.
17912 * c-common.h: Update declarations.
17913 * stub-objc.c (objc_rewrite_function_call): Change parameter from
17914 params to first_param.
17915 * target.h (struct gcc_target): Change resolve_overloaded_builtin
17916 params parameter from tree to void *.
17917 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
17918 Change arglist parameter to have type void *, and to be a pointer
17920 * config/rs6000/rs6000-protos.h
17921 (altivec_resolve_overloaded_builtin): Update declaration.
17922 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
17923 fnargs parameter to have type void *, and to be a pointer to a
17924 VEC. Call build_function_call_vec instead of
17925 build_function_call.
17926 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
17928 2009-04-20 Joey Ye <joey.ye@intel.com>
17929 Xuepeng Guo <xuepeng.guo@intel.com>
17930 H.J. Lu <hongjiu.lu@intel.com>
17932 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
17934 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
17935 (IX86_LEA_PRIORITY): Likewise.
17936 (distance_non_agu_define): New function.
17937 (distance_agu_use): Likewise.
17938 (ix86_lea_for_add_ok): Likewise.
17939 (ix86_dep_by_shift_count): Likewise.
17941 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
17942 should split for LEA.
17944 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
17946 (ix86_dep_by_shift_count): Likewise.
17948 2009-04-20 Richard Guenther <rguenther@suse.de>
17950 * expr.c (handled_component_p): Move ...
17951 * tree.h (handled_component_p): ... here.
17952 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
17953 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
17954 and REALPART_EXPR to be in one group.
17956 2009-04-20 Richard Guenther <rguenther@suse.de>
17958 * basic-block.h (get_all_dominated_blocks): Declare.
17959 * dominance.c (get_all_dominated_blocks): New function.
17960 * tree-cfg.c (get_all_dominated_blocks): Remove.
17961 (remove_edge_and_dominated_blocks): Adjust.
17962 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
17963 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
17964 instead of recursing.
17966 2009-04-20 Doug Kwan <dougkwan@google.com>
17968 * cgraph.h (cgraph_node_ptr): New type for vector functions.
17969 (struct cgraph_node_set_def): New type.
17970 (cgraph_node_set) New type. Also declare vector functions.
17971 (struct cgraph_node_set_element_def): New type.
17972 (cgraph_node_set_element): Ditto.
17973 (cgraph_node_set_iterator): New iterator type.
17974 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
17975 cgraph_node_set_remove, dump_cgraph_node_set,
17976 debug_cgraph_node_set): New prototypes.
17977 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
17978 cgraph_node_set_size): New inlines.
17979 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
17980 including cgraph.h.
17981 (struct ipa_opt_pass): Add struct cgraph_node_set_def
17982 argument to function 'write_summary'.
17983 * ipa.c: Include ggc.h.
17984 (hash_cgraph_node_set_element,
17985 eq_cgraph_node_set_element, cgraph_node_set_new,
17986 cgraph_node_set_add, cgraph_node_set_remove,
17987 cgraph_node_set_find, dump_cgraph_node_set,
17988 debug_cgraph_node_set): New functions.
17989 * Makefile.in (ipa.o): Add dependency on GGC_H.
17991 2009-04-20 Ira Rosen <irar@il.ibm.com>
17993 PR tree-optimization/39675
17994 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
17995 check of the return code of vect_schedule_slp. Check that
17996 stmt_vec_info still exists for the statement, before checking its
17997 vectorization type.
17999 2009-04-20 Michael Matz <matz@suse.de>
18001 * Makefile.in (generated_files): Take out $(simple_generated_c).
18003 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
18005 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
18006 (UINTPTR_TYPE): Likewise.
18008 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18011 * c-typeck.c (digest_init): Check for initializing an array with a
18014 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18017 * c-semantics.c (pop_stmt_list): Propagate
18018 STATEMENT_LIST_HAS_LABEL to parent statement list.
18020 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
18022 * config/mips/mips.h (mips_tune_attr): New macro.
18023 * config/mips/mips.md (cpu): Use it.
18025 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18028 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
18031 2009-04-19 Diego Novillo <dnovillo@google.com>
18033 * toplev.c (compile_file): Move call to coverage_finish ...
18034 * cgraphunit.c (ipa_passes): ... here.
18035 Call cgraph_process_new_functions.
18036 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
18037 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
18039 2009-04-19 Jan Hubicka <jh@suse.cz>
18041 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
18043 (dump_cgraph_node): Dump can throw external flag.
18044 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
18046 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
18050 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
18051 * common.opt (Wlogical-op): Move from here...
18052 * c.opt (Wlogical-op): ... to here.
18053 * c-typeck.c (parser_build_binary_op): Update call to
18054 warn_logical_operator.
18055 * c-opts.c (c_common_post_options): Enable warn_logical_op with
18057 * c-common.c (warn_logical_op): Update.
18058 * c-common.h (warn_logical_op): Update declaration.
18060 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
18062 * tree.c (protected_set_expr_location): Fix formatting.
18064 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18067 * c-typeck.c (readonly_warning): new.
18068 (build_unary_op, build_modify_expr): Use readonly_warning for
18069 storing into something readonly but not const-qualified.
18071 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18074 * c-typeck.c (build_unary_op): Check for taking address of
18075 expression of type void.
18077 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18080 * c-typeck.c (build_function_call): Check for calling a function
18081 with qualified void return types. Call require_complete_type when
18084 2009-04-18 Jan Hubicka <jh@suse.cz>
18086 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
18088 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
18089 can_throw_external flag.
18090 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
18091 * ipa-pure-const.c (ignore_edge): New function.
18092 (propagate): Compute order for NOTHROW computation; set NOTHROWs
18093 only over can_throw_external edges.
18094 (local_pure_const): Add nothrow flag.
18095 * ipa-utils.c (searchc): Add ignore_edge callback.
18096 (ipa_utils_reduced_inorder): Add ignore_edge callback.
18097 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
18098 (set_nothrow_function_flags): Update cgraph.
18099 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
18101 2009-04-18 Richard Guenther <rguenther@suse.de>
18103 PR middle-end/39804
18104 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
18105 (fold_stmt): ... this and ...
18106 (fold_stmt_inplace): ... this.
18107 (fold_stmt_1): Fold references in calls and asms.
18108 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
18110 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18112 * tree-vrp.c (ssa_name_nonzero_p): Remove.
18113 * tree.h: Remove the prototype for ssa_name_nonzero_p.
18115 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18117 * tree.c (function_args_count): Remove.
18118 * tree.h: Remove the prototype for function_args_count.
18120 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18122 * tree-iterator.c (expr_only): Remove.
18123 * tree.h: Remove the prototype for expr_only.
18125 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18127 * reginfo.c (cannot_change_mode_set_regs): Remove.
18128 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
18130 2009-04-08 Anatoly Sokolov <aesok@post.ru>
18132 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
18133 whether operands 0 and 1 overlaps.
18135 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
18137 PR middle-end/36902
18138 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
18139 pointer. Use warning_at instead of warning.
18140 (search_for_addr_array): Likewise.
18141 (check_array_bounds): Likewise.
18142 (check_all_array_refs): Check that the incoming edge is not in the
18143 list of edges to be removed.
18144 (check_all_array_refs): Avoid the temporal pointer.
18145 (vrp_visit_cond_stmt): Fix typo.
18146 (simplify_switch_using_ranges): Handle the case where the switch
18147 index is an integer constant.
18149 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
18151 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
18153 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18155 * doc/extend.texi, doc/invoke.texi: Fix typos.
18157 2009-04-17 Cary Coutant <ccoutant@google.com>
18159 * tree-flow-inline.h (get_lineno): Fix inverted test.
18161 2009-04-17 Diego Novillo <dnovillo@google.com>
18163 * tree-ssa-pre.c (create_expression_by_pieces): Remove
18164 assertion for AVAIL_OUT.
18166 2009-04-17 Mike Frysinger <vapier@gentoo.org>
18169 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
18170 * config/sh/linux-atomic.asm: Likewise.
18172 2009-04-17 Diego Novillo <dnovillo@google.com>
18174 * except.c (debug_eh_tree): New.
18175 (struct eh_region, struct eh_status): Move ...
18176 * except.h: ... here.
18177 (add_type_for_runtime): Declare extern.
18178 (lookup_type_for_runtime): Likewise.
18179 (debug_eh_tree): Declare.
18180 * Makefile.in (GTFILES): List except.h before except.c
18182 2009-04-17 Diego Novillo <dnovillo@google.com>
18184 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
18185 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
18186 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
18187 (find_vars_r): ... here.
18188 * tree-flow.h (find_referenced_vars_in): Declare.
18189 * tree-ssa-pre.c (create_expression_by_pieces): Assert
18190 that AVAIL_OUT exists for BLOCK.
18191 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
18192 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
18193 (tree-parloops.o): Likewise.
18195 2009-04-17 Simon Baldwin <simonb@google.com>
18197 * toplev.c (default_tree_printer): Add handling for %E format.
18199 2009-04-17 Diego Novillo <dnovillo@google.com>
18201 * tree-pretty-print.c (dump_generic_node): Add break after
18202 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
18203 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
18204 FUNCTION_TYPE together. Call print_struct_decl when printing
18205 structures and TDF_SLIM is not given.
18206 (print_struct_decl): Fix logic for detecting recursion.
18208 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
18211 * gcc.c (create_at_file): New.
18212 (compile_input_file_p): New.
18213 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
18214 * main.c (main): Update call to toplev_main.
18215 * toplev.c (toplev_main): Change signature. Call expandargv.
18216 * toplev.h (toplev_main): Change signature.
18218 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
18220 * dwarf2out.c (field_byte_offset): Use the type size as the field size
18221 if the latter is not constant.
18223 2009-04-17 David Edelsohn <edelsohn@gnu.org>
18225 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
18227 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
18229 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
18230 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
18232 2009-04-17 Richard Guenther <rguenther@suse.de>
18234 * tree-ssa-structalias.c (get_constraint_for_component_ref):
18235 Handle component references view-converting an invariant address.
18237 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
18239 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
18240 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
18241 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
18242 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
18243 Use @deftypevr rather than @deftypevar.
18245 2009-04-17 Richard Guenther <rguenther@suse.de>
18247 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
18248 (get_prop_source_stmt): Likewise.
18249 (can_propagate_from): Likewise.
18251 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
18253 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
18254 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
18255 (--with-multilib-list): Add default value.
18256 * configure: Regenerate.
18257 * Makefile.in (TM_ENDIAN_CONFIG): Define.
18258 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
18259 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
18260 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
18261 Don't add default cpu to multilib list unnecessarily, but do enable
18262 the relevant compiler option..
18263 Add support for --with-multilib-list=<blank> and
18264 --with-multilib-list=!<somelib> to supress unwanted multilibs.
18265 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
18266 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
18267 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
18268 TM_MULTILIB_CONFIG.
18269 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
18270 (MULTILIB_OSDIRNAMES): New variable.
18271 * config/sh/t-1e: Delete file.
18272 * config/sh/t-mlib-sh1: Delete file.
18273 * config/sh/t-mlib-sh2: Delete file.
18274 * config/sh/t-mlib-sh2a: Delete file.
18275 * config/sh/t-mlib-sh2a-nofpu: Delete file.
18276 * config/sh/t-mlib-sh2a-single: Delete file.
18277 * config/sh/t-mlib-sh2a-single-only: Delete file.
18278 * config/sh/t-mlib-sh2e: Delete file.
18279 * config/sh/t-mlib-sh3e: Delete file.
18280 * config/sh/t-mlib-sh4: Delete file.
18281 * config/sh/t-mlib-sh4-nofpu: Delete file.
18282 * config/sh/t-mlib-sh4-single: Delete file.
18283 * config/sh/t-mlib-sh4-single-only: Delete file.
18284 * config/sh/t-mlib-sh4a: Delete file.
18285 * config/sh/t-mlib-sh4a-nofpu: Delete file.
18286 * config/sh/t-mlib-sh4a-single: Delete file.
18287 * config/sh/t-mlib-sh4a-single-only: Delete file.
18288 * config/sh/t-mlib-sh4al: Delete file.
18289 * config/sh/t-mlib-sh5-32media: Delete file.
18290 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
18291 * config/sh/t-mlib-sh5-64media: Delete file.
18292 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
18293 * config/sh/t-mlib-sh5-compact: Delete file.
18294 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
18295 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
18296 * doc/install.texi (Options specification): Add
18297 --with-multilib-list and --with-endian.
18299 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
18301 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
18303 (OBJS-common): Add plugin-version.o.
18304 (plugin-version.o): New.
18305 * gcc-plugin.h (plugin_gcc_version): New.
18306 (plugin_default_version_check): New.
18307 (plugin_init_func, plugin_init): Add version argument.
18308 * plugin-version.c: New.
18309 * plugin.c (str_plugin_gcc_version_name): New.
18310 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
18311 pass it to the init function.
18312 (plugin_default_version_check): New.
18314 2009-04-17 Richard Guenther <rguenther@suse.de>
18316 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
18317 for decl-vs-decl disambiguation.
18319 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
18321 * config/s390/s390.h (s390_tune_attr): New macro definition.
18322 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
18324 2009-04-17 Richard Guenther <rguenther@suse.de>
18326 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
18327 (fold_stmt_r): Likewise.
18328 (maybe_fold_reference): New function.
18329 (fold_gimple_assign): Handle cases fold_stmt_r did.
18330 (fold_stmt): Do not use fold_stmt_r.
18331 (fold_stmt_inplace): Likewise.
18333 2009-04-17 Richard Guenther <rguenther@suse.de>
18335 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
18336 (record_equivalences_from_stmt): Remove useless checks and
18338 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
18339 the type is already suitable.
18341 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
18343 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
18345 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
18347 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
18348 (CMPtype): Define as __gcc_CMPtype.
18350 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
18352 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
18353 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
18355 2009-04-17 Richard Guenther <rguenther@suse.de>
18357 PR tree-optimization/39746
18358 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
18359 special-casing for builtins and static variable use/def.
18360 (call_may_clobber_ref_p_1): Likewise.
18362 2009-04-16 Ian Lance Taylor <iant@google.com>
18364 * df.h: Include "timevar.h".
18365 (struct df_problem): Change tv_id field to timevar_id_t.
18366 * tree-pass.h: Include "timevar.h".
18367 (struct opt_pass): Change tv_id field to timevar_id_t.
18368 * timevar.h (timevar_id_t): Define TV_NONE.
18369 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
18370 TV_NONE rather than tv_id != 0.
18371 (execute_one_pass): Likewise.
18372 * Makefile.in (DF_H): Add $(TIMEVAR_H).
18373 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
18374 dependencies to $(TREE_PASS_H).
18375 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
18377 (pass_branch_target_load_optimize2): Likewise.
18378 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
18379 (pass_outof_cfg_layout_mode): Likewise.
18380 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
18381 (pass_rebuild_cgraph_edges): Likewise.
18382 (pass_remove_cgraph_callee_edges): Likewise.
18383 * df-core.c (pass_df_initialize_opt): Likewise.
18384 (pass_df_initialize_no_opt): Likewise.
18385 (pass_df_finish): Likewise.
18386 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
18387 * except.c (pass_set_nothrow_function_flags): Likewise.
18388 (pass_convert_to_eh_region_ranges): Likewise.
18389 * final.c (pass_compute_alignments): Likewise.
18390 * function.c (pass_instantiate_virtual_regs): Likewise.
18391 (pass_init_function): Likewise.
18392 (pass_leaf_regs): Likewise.
18393 (pass_match_asm_constraints): Likewise.
18394 * gimple-low.c (pass_lower_cf): Likewise.
18395 (pass_mark_used_blocks): Likewise.
18396 * init-regs.c (pass_initialize_regs): Likewise.
18397 * integrate.c (pass_initial_value_sets): Likewise.
18398 * ira.c (pass_ira): Likewise.
18399 * jump.c (pass_cleanup_barriers): Likewise.
18400 * omp-low.c (pass_expand_omp): Likewise.
18401 (pass_lower_omp): Likewise.
18402 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
18403 * recog.c (pass_split_all_insns): Likewise.
18404 (pass_split_after_reload): Likewise.
18405 (pass_split_before_regstack): Likewise.
18406 (pass_split_before_sched2): Likewise.
18407 (pass_split_for_shorten_branches): Likewise.
18408 * reginfo.c (pass_reginfo_init): Likewise.
18409 (pass_subregs_of_mode_init): Likewise.
18410 (pass_subregs_of_mode_finish): Likewise.
18411 * passes.c (pass_postreload): Likewise.
18412 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
18413 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
18414 (pass_warn_function_return): Likewise.
18415 (pass_warn_function_noreturn): Likewise.
18416 * tree-complex.c (pass_lower_complex): Likewise.
18417 (pass_lower_complex_O0): Likewise.
18418 * tree-if-conv.c (pass_if_conversion): Likewise.
18419 * tree-into-ssa.c (pass_build_ssa): Likewise.
18420 * tree-mudflap.c (pass_mudflap_1): Likewise.
18421 (pass_mudflap_2): Likewise.
18422 * tree-nomudflap.c (pass_mudflap_1): Likewise.
18423 (pass_mudflap_2): Likewise.
18424 * tree-nrv.c (pass_return_slot): Likewise.
18425 * tree-object-size.c (pass_object_sizes): Likewise.
18426 * tree-optimize.c (pass_all_optimizations): Likewise.
18427 (pass_early_local_passes): Likewise.
18428 (pass_all_early_optimizations): Likewise.
18429 (pass_cleanup_cfg): Likewise.
18430 (pass_cleanup_cfg_post_optimizing): Likewise.
18431 (pass_free_datastructures): Likewise.
18432 (pass_free_cfg_annotations): Likewise.
18433 (pass_fixup_cfg): Likewise.
18434 (pass_init_datastructures): Likewise.
18435 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
18436 (pass_late_warn_uninitialized): Likewise.
18437 (pass_update_address_taken): Likewise.
18438 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
18439 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
18440 (pass_cse_sincos): Likewise.
18441 (pass_convert_to_rsqrt): Likewise.
18442 * tree-ssa-structalias.c (pass_build_alias): Likewise.
18443 * tree-stdarg.c (pass_stdarg): Likewise.
18444 * tree-tailcall.c (pass_tail_recursion): Likewise.
18445 (pass_tail_calls): Likewise.
18446 * tree-vect-generic.c (pass_lower_vector): Likewise.
18447 (pass_lower_vector_ssa): Likewise.
18448 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
18450 2009-04-16 Joseph Myers <joseph@codesourcery.com>
18452 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
18454 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
18456 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
18457 logical and signext.
18459 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
18462 * config/sh/predicates.md (arith_operand): Check if the operand
18463 of TRUNCATE is a REG.
18465 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18467 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
18468 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
18470 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18472 * tree-iterator.c (tsi_split_statement_list_after,
18473 tsi_split_statement_list_before): Remove.
18474 * tree-iterator.h: Remove the prototypes for
18475 tsi_split_statement_list_after and tsi_split_statement_list_before.
18477 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18479 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
18480 * tree-ssa-propagate.h: Remove the prototype for
18481 stmt_makes_single_load.
18483 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18485 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
18486 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
18488 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18490 * tree-iterator.c (EXPR_LAST_BODY): Remove.
18492 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18494 * except.c (eh_region_outer_p): Remove.
18495 * except.h: Remove the prototype for eh_region_outer_p.
18497 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18499 * function.c (current_function_assembler_name): Remove.
18500 * function.h: Remove the prototype for
18501 current_function_assembler_name.
18503 2009-04-16 Ian Lance Taylor <iant@google.com>
18505 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
18506 (add_reg_note): Call alloc_reg_note.
18507 * rtl.h (alloc_reg_note): Declare.
18508 * combine.c (try_combine): Use alloc_reg_note.
18509 (recog_for_combine, move_deaths): Likewise.
18510 (distribute_notes): Use alloc_reg_note and add_reg_note.
18511 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
18512 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
18513 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
18515 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
18517 PR rtl-optimization/39762
18518 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
18519 ira_may_move_out_cost): Add comments about way of their usage.
18520 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
18522 * ira-conflicts.c (process_regs_for_copy): Use function
18523 ira_get_register_move_cost instead of global
18524 ira_register_move_cost.
18526 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
18527 color_pass, move_spill_restore, update_curr_costs): Ditto.
18529 * ira-lives.c (process_single_reg_class_operands): Ditto.
18531 * ira-emit.c (emit_move_list): Ditto.
18533 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
18534 (record_reg_classes): Ditto. Use functions
18535 ira_get_register_move_cost and ira_get_may_move_cost instead of
18536 global vars ira_register_move_cost, ira_may_move_out_cost and
18537 ira_may_move_in_cost.
18538 (record_address_regs): Don't call ira_init_register_move_cost.
18539 Use function ira_get_may_move_cost instead of global
18540 ira_may_move_in_cost.
18541 (process_bb_node_for_hard_reg_moves): Use function
18542 ira_get_register_move_cost instead of global ira_register_move_cost.
18543 (ira_costs): Don't call ira_init_register_move_cost.
18545 2009-04-16 Richard Guenther <rguenther@suse.de>
18547 * tree-cfg.c (verify_gimple_assign_binary):
18548 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
18549 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
18550 (create_general_new_stmt): Note that this function is broken.
18552 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
18554 * common.opt (fhelp): Add Var(help_flag).
18555 * gcc-plugin.h (plugin_info): Add help.
18556 * plugin.c (plugin_name_args): Add help.
18557 (register_plugin_info): Set plugin->help.
18558 (print_help_one_plugin): New.
18559 (print_plugins_help): New.
18560 * plugin.h (print_plugins_help): New.
18561 * toplev.c (toplev_main): Call print_plugins_help if needed.
18563 2009-04-16 Richard Guenther <rguenther@suse.de>
18565 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
18566 (gimple_ior_addresses_taken_1): New function.
18567 (gimple_ior_addresses_taken): Likewise.
18568 * gimple.h (struct gimple_statement_with_ops_base): Remove
18569 addresses_taken member.
18570 (gimple_ior_addresses_taken): Declare.
18571 (gimple_addresses_taken, gimple_addresses_taken_ptr,
18572 gimple_set_addresses_taken): Remove.
18573 * ipa-reference.c (mark_address): New function.
18574 (scan_stmt_for_static_refs): Use it for marking addresses taken.
18575 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
18576 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
18577 (gimple_add_to_addresses_taken): Remove.
18578 (get_tmr_operands): Call mark_address_taken.
18579 (get_asm_expr_operands): Likewise.
18580 (get_expr_operands): Likewise.
18581 (build_ssa_operands): Do not clear the addresses_taken bitmap.
18582 (free_stmt_operands): Do not free it.
18583 * tree-ssa.c (delete_tree_ssa): Likewise.
18584 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
18586 2009-04-16 Richard Guenther <rguenther@suse.de>
18588 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
18589 (walk_stmt_load_store_ops): Likewise.
18590 * gimple.c (get_base_loadstore): New function.
18591 (walk_stmt_load_store_addr_ops): Likewise.
18592 (walk_stmt_load_store_ops): Likewise.
18593 * ipa-pure-const.c (check_op): Simplify.
18594 (check_load, check_store): New functions.
18595 (check_stmt): Use walk_stmt_load_store_ops.
18596 * ipa-reference.c (mark_load): Adjust signature.
18597 (mark_store): Likewise.
18598 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
18600 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
18602 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
18603 (plugin_info): New.
18604 * opts.c (common_handle_option): Don't call print_version.
18605 * plugin.c (plugin_name_args): Add version.
18606 (register_plugin_info): New.
18607 (register_callback): Handle PLUGIN_INFO.
18608 (try_init_one_plugin): New.
18609 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
18611 (finalize_one_plugin): New.
18612 (finalize_plugins): New.
18613 (print_one_plugin): New.
18614 (print_plugins_versions): New.
18615 * plugin.h (print_plugins_versions): New.
18616 (finalize_plugins): New.
18617 * toplev.c (compile_file): Don't call initialize_plugins.
18618 (print_version): Call print_plugins_versions.
18619 (toplev_main): Call initialize_plugins. Print version if needed.
18620 Call finalize_plugins.
18622 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
18624 * common.opt (fversion): New.
18625 * gcc.c (print_version): New.
18626 (process_command): Don't print the version. Just set print_version.
18627 (main): Print version. Call subprocesses if print_version and
18628 verbose_flag are set.
18629 * opts.c (common_handle_option): Handle OPT_fversion.
18631 2009-04-16 Richard Guenther <rguenther@suse.de>
18632 Ira Rosen <irar@il.ibm.com>
18634 PR tree-optimization/39698
18635 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
18636 type of the reduction variable. Only generate the def if
18639 * omp-low.c (expand_omp_for_generic): When converting to a pointer
18640 make sure to first convert to an integer of the same precision.
18641 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
18642 the type of the evolution correctly in computing the new
18643 induction variable base.
18645 2009-04-16 Richard Guenther <rguenther@suse.de>
18647 PR middle-end/39625
18648 * tree-cfg.c (make_blocks): Split statements with to-be
18649 abnormal SSA names on the lhs.
18651 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
18653 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
18654 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
18655 * c-typeck.c (really_start_incremental_init): Likewise.
18656 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
18657 (TARGET_INITIALIZER): Remove it.
18658 * target.h (struct target): Remove vector_opaque_p.
18659 * tree.c (build_opaque_vector_type): New.
18660 * tree.h (TYPE_VECTOR_OPAQUE): New.
18661 (build_opaque_vector_type): Declare.
18662 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
18663 * config/rs6000/rs6000.c (build_opaque_vector_type,
18664 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
18665 (rs6000_init_builtins): Use build_opaque_vector_type for
18666 opaque_V4SI_type_node.
18668 2009-04-15 Catherine Moore <clm@codesourcery.com>
18670 * debug.h (set_name): Declare.
18671 * dwarf2out.c (dwarf2out_set_name): Declare.
18672 (dwarf2_debug_hooks): Add set_name.
18673 (find_AT_string): New.
18674 (add_AT_string): Call find_AT_string.
18675 (dwarf2out_set_name): New.
18676 * cp/decl.c (grokdeclarator): Call set_name.
18677 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
18678 * debug.c (do_nothing_debug_hooks): Likewise.
18679 * dbxout.c (dbx_debug_hooks): Likewise.
18680 * sdbout.c (sdb_debug_hooks): Likewise.
18682 2009-04-15 Michael Eager <eager@eagercon.com>
18684 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
18685 reg for single-precision FPU.
18686 * config/rs6000/rs6000.md (movsi_internal1): Only for
18687 !TARGET_SINGLE_FPU.
18688 (movsi_internal1_single): New. Add pattern to move SI values to/from
18689 single-precision FP regs.
18691 2009-04-15 Richard Guenther <rguenther@suse.de>
18693 * omp-low.c (lower_rec_input_clauses): Build correct address
18695 (expand_omp_for_generic): Fix multiplication type.
18696 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
18697 (generate_memset_zero): Fix types.
18698 * tree-profile.c (prepare_instrumented_value): Correctly
18701 2009-04-15 Ian Lance Taylor <iant@google.com>
18703 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
18704 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
18705 for -Wall and for -Wc++-compat.
18706 (c_common_post_options): For C++, set warn_enum_compare if not
18708 * c-tree.h (struct c_expr): Add field original_type.
18709 (build_external_ref): Update declaration.
18710 * c-parser.c (c_parser_braced_init): Set original_type.
18711 (c_parser_initelt): Likewise.
18712 (c_parser_expr_no_commas): Likewise.
18713 (c_parser_conditional_expression): Likewise.
18714 (c_parser_cast_expression): Likewise.
18715 (c_parser_unary_expression): Likewise. Pull setting of
18716 original_code to top of function.
18717 (c_parser_sizeof_expression): Set original_type.
18718 (c_parser_alignof_expression): Likewise.
18719 (c_parser_postfix_expression): Likewise. Pull setting of
18720 original_code to top of function.
18721 (c_parser_postfix_expression_after_paren_type): Set original_type.
18722 (c_parser_postfix_expression_after_primary): Likewise.
18723 (c_parser_expression): Likewise.
18724 * c-typeck.c (build_external_ref): Add type parameter. Change all
18726 (c_expr_sizeof_expr): Set original_type field.
18727 (parser_build_unary_op): Likewise.
18728 (parser_build_binary_op): Likewise. Optionally warn about
18729 comparisons of enums of different types.
18730 (digest_init): Set original_type field.
18731 (really_start_incremental_init): Likewise.
18732 (push_init_level, pop_init_level): Likewise.
18733 * doc/invoke.texi (Warning Options): -Wenum-compare now
18736 2009-04-15 Richard Guenther <rguenther@suse.de>
18738 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
18739 out a necessary conversion.
18740 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
18741 names we didn't value number.
18742 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
18744 2009-04-15 Richard Guenther <rguenther@suse.de>
18746 PR tree-optimization/39764
18747 * tree-ssa-ccp.c (get_value): Canonicalize value with
18748 canonicalize_float_value.
18750 2009-04-15 Jan Hubicka <jh@suse.cz>
18752 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
18753 Wrong version of patch.
18755 2009-04-15 Jan Hubicka <jh@suse.cz>
18757 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
18759 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
18761 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
18762 our distinct integral and vector types.
18764 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
18766 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
18767 * init.c (build_vtbl_address): Remove call to assemble_external.
18769 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
18771 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
18772 output for other floating point modes.
18774 2009-04-14 Diego Novillo <dnovillo@google.com>
18776 * diagnostic.c (diagnostic_report_diagnostic): Do not
18777 warn about loaded plugins for DK_ERROR and DK_WARNING.
18778 * c-decl.c (declspecs_add_type): Move call to
18779 invoke_plugin_callbacks ...
18780 * c-parser.c (c_parser_declspecs): ... here.
18781 * plugin.c (dump_active_plugins): Tidy output.
18783 2009-04-14 Diego Novillo <dnovillo@google.com>
18784 Le-Chun Wu <lcwu@google.com>
18786 * configure.ac: Add --enable-plugin support.
18787 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
18788 * Makefile.in (PLUGIN_H): Define.
18789 Export ENABLE_PLUGIN and GMPINC to site.exp.
18790 Add PLUGINLIBS to link command.
18791 Add/modify dependencies for plugin.o and files including plugin.h.
18793 * config.in: Regenerate.
18795 * opts.c (common_handle_option): Handle OPT_fplugin_ and
18798 2009-04-14 Le-Chun Wu <lcwu@google.com>
18800 * tree-pass.h (register_one_dump_file): Add a prototype for
18801 register_one_dump_file.
18802 * toplev.c (compile_file): Call initialize_plugins.
18803 (do_compile): Call invoke_plugin_callbacks.
18804 (toplev_main): Call invoke_plugin_callbacks.
18805 * common.opt: Add -fplugin= and -fplugin-arg-.
18806 * gcc-plugin.h: New public header file for plugins to include.
18807 * plugin.c: New source file.
18808 * plugin.h: New internal header file.
18809 * passes.c (register_one_dump_file): Make it external.
18811 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
18813 2009-04-14 Diego Novillo <dnovillo@google.com>
18815 * doc/plugins.texi: New.
18816 * doc/gccint.texi: Add reference to Plugins chapter.
18817 * doc/invoke.texi: Document -fplugin and -fplugin-arg
18818 * diagnostic.c (diagnostic_report_diagnostic): Warn about
18819 loaded plugins, if any.
18820 * timevar.def (TV_PLUGIN_INIT): Define.
18821 (TV_PLUGIN_RUN): Define.
18822 * plugin.c: Include timevar.h
18823 (plugins_active_p): New.
18824 (dump_active_plugins): New.
18825 (debug_active_plugins): New.
18827 2009-04-14 Joseph Myers <joseph@codesourcery.com>
18829 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
18831 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
18833 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
18835 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
18836 the same as a minus without a shift.
18838 2009-04-14 Nick Clifton <nickc@redhat.com>
18840 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
18841 comparisons with small integers will always produce a short
18844 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
18847 2008-12-19 Diego Novillo <dnovillo@google.com>
18849 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
18851 2009-04-14 Richard Guenther <rguenther@suse.de>
18853 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
18855 (verify_gimple_assign_binary): Likewise. Handle shifts and
18857 (verify_gimple_phi): Print the mismatched argument position.
18858 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
18860 (vect_update_init_of_dr): Likewise.
18861 * matrix-reorg.c (transform_access_sites): Do what the
18863 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
18865 2009-04-13 Michael Eager <eager@eagercon.com>
18867 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
18868 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
18869 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
18870 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
18871 remove duplicate config
18873 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18875 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
18876 file_name:line_number type locator of the call site.
18878 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
18880 * genautomata.c: Put blank after comma.
18881 (automaton_decls): New.
18882 (struct unit_usage): Add comments to member next.
18883 (store_alt_unit_usage): Keep the list ordered.
18884 (unit_present_on_list_p, equal_alternatives_p): New.
18885 (check_regexp_units_distribution): Check units distribution
18886 correctness correctly.
18887 (main): Don't write automata if error is found. Return correct
18890 * config/m68k/cf.md (cfv4_ds): Remove.
18891 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
18892 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
18894 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
18895 power4-load-ext, power4-store, power4-store-update,
18896 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
18897 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
18898 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
18899 power4-sqrt, power4-isync): Modify reservation to make correct
18900 unit distribution to automata.
18902 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
18903 power5-store-update, power5-two, power5-three, power5-lmul,
18904 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
18906 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
18908 * except.c (pass_set_nothrow_function_flags): Set name and add
18910 (set_nothrow_function_flags): Mention in the dump file when
18911 changing a function to nothrow.
18913 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
18916 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
18917 instead of unsigned long.
18919 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18921 * config/arm/arm.c (return_used_this_function): Remove.
18922 (arm_output_function_prologue): Remove use of
18923 return_used_this_function.
18924 (output_return_instruction): Replace use of
18925 return_used_this_function
18926 by cfun->machine->return_used_this_function.
18927 (arm_output_epilogue): Likewise.
18928 (arm_output_function_epilogue): Likewise.
18929 (thumb_unexpanded_epilogue): Likewise.
18930 * config/arm/arm.h (struct machine_function):
18931 New member return_used_this_function.
18933 2009-04-12 Mark Mitchell <mark@codesourcery.com>
18935 * doc/install.texi: Correct description of default directory for
18936 --with-gxx-include-dir.
18938 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
18940 * fold-const.c (build_range_check): Properly deal with enumeral and
18941 boolean base types.
18943 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
18945 * doc/invoke.texi (max_gcse_passes): Remove documentation.
18946 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
18947 * params.h (MAX_GCSE_PASSES): Remove.
18948 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
18949 in sequence. Remove ability to run multiple passes.
18950 (bypass_jumps): Report run as third CPROP pass.
18952 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
18954 PR middle-end/39651
18955 * except.c (can_throw_external): Look at each insn in a SEQUENCE
18956 when deciding whether the whole SEQUENCE can throw.
18958 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
18961 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
18962 offseted label references.
18964 2009-04-11 Jan Hubicka <jh@suse.cz>
18966 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
18968 2009-04-11 Richard Guenther <rguenther@suse.de>
18970 PR middle-end/39732
18971 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
18972 return variables as TREE_ADDRESSABLE.
18974 2009-04-11 Richard Guenther <rguenther@suse.de>
18976 PR tree-optimization/39713
18977 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
18978 reference trees have SSA_NAME operands.
18980 2009-04-11 Richard Guenther <rguenther@suse.de>
18983 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
18984 address expressions.
18986 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
18988 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
18989 match changes in Cygwin 1.7
18990 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
18991 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
18993 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
18995 PR tree-optimization/39701
18996 * doc/invoke.texi (Optimization Options): Document change in
18997 meaning and initialization of -fdelete-null-pointer-checks.
18999 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
19001 PR middle-end/39701
19002 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
19004 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
19007 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
19009 2009-04-10 Chao-ying Fu <fu@mips.com>
19011 * doc/tm.texi (Instruction Output): Document
19012 TARGET_ASM_FINAL_POSTSCAN_INSN.
19013 * target.h (final_postscan_insn): New field in asm_out.
19014 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
19015 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
19016 * final.c (final_scan_insn): Call
19017 targetm.asm_out.final_postscan_insn after outputting
19018 an asm macro and a normal instruction.
19020 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
19021 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
19022 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
19023 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
19024 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
19026 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
19028 PR middle-end/39701
19029 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
19030 variables as non-NULL even with -fdelete-null-pointer-checks.
19032 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
19034 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
19036 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
19039 * config/i386/i386.c (classify_argument): Handle SCmode with
19040 (bit_offset % 64) != 0.
19042 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
19044 * doc/invoke.texi (Optimize Options): Add cross-reference to
19045 -Q --help=optimizers examples.
19047 2009-04-10 Ben Elliston <bje@au.ibm.com>
19050 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
19051 regalign for the reg == fpr and TDmode case.
19053 2009-04-09 David Ayers <ayers@fsfe.org>
19056 * objc/objc-act.c (warn_with_method): Remove helper function.
19057 (check_duplicates): Call warning and inform directly.
19058 (really_start_method): Likewise.
19060 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
19062 * expmed.c (expand_divmod): Always use a comparison for a division
19063 by a large unsigned integer.
19065 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
19066 for things others than variables or functions as nonzero.
19068 2009-04-09 Nick Clifton <nickc@redhat.com>
19070 * unwind-compat.c: Change copyright header to refer to version
19071 3 of the GNU General Public License with version 3.1 of the
19072 GCC Runtime Library Exception and to point readers at the
19073 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
19074 * config/alpha/crtfastmath.c: Likewise.
19075 * config/alpha/linux-unwind.h: Likewise.
19076 * config/alpha/qrnnd.asm: Likewise.
19077 * config/alpha/vms-crt0-64.c: Likewise.
19078 * config/alpha/vms-crt0.c: Likewise.
19079 * config/alpha/vms-dwarf2.asm: Likewise.
19080 * config/alpha/vms-dwarf2eh.asm: Likewise.
19081 * config/alpha/vms-psxcrt0-64.c: Likewise.
19082 * config/alpha/vms-psxcrt0.c: Likewise.
19083 * config/alpha/vms_tramp.asm: Likewise.
19084 * config/arc/initfini.c: Likewise.
19085 * config/arc/lib1funcs.asm: Likewise.
19086 * config/arm/bpabi-v6m.S: Likewise.
19087 * config/arm/bpabi.S: Likewise.
19088 * config/arm/bpabi.c: Likewise.
19089 * config/arm/crti.asm: Likewise.
19090 * config/arm/crtn.asm: Likewise.
19091 * config/arm/ieee754-df.S: Likewise.
19092 * config/arm/ieee754-sf.S: Likewise.
19093 * config/arm/lib1funcs.asm: Likewise.
19094 * config/arm/libunwind.S: Likewise.
19095 * config/arm/linux-atomic.c: Likewise.
19096 * config/arm/mmintrin.h: Likewise.
19097 * config/arm/pr-support.c: Likewise.
19098 * config/arm/unaligned-funcs.c: Likewise.
19099 * config/arm/unwind-arm.c: Likewise.
19100 * config/arm/unwind-arm.h: Likewise.
19101 * config/avr/libgcc.S: Likewise.
19102 * config/bfin/crti.s: Likewise.
19103 * config/bfin/crtlibid.s: Likewise.
19104 * config/bfin/crtn.s: Likewise.
19105 * config/bfin/lib1funcs.asm: Likewise.
19106 * config/bfin/linux-unwind.h: Likewise.
19107 * config/cris/arit.c: Likewise.
19108 * config/cris/cris_abi_symbol.c: Likewise.
19109 * config/darwin-64.c: Likewise.
19110 * config/darwin-crt2.c: Likewise.
19111 * config/darwin-crt3.c: Likewise.
19112 * config/darwin.h: Likewise.
19113 * config/dbxelf.h: Likewise.
19114 * config/dfp-bit.c: Likewise.
19115 * config/dfp-bit.h: Likewise.
19116 * config/elfos.h: Likewise.
19117 * config/fixed-bit.c: Likewise.
19118 * config/fixed-bit.h: Likewise.
19119 * config/fp-bit.c: Likewise.
19120 * config/fp-bit.h: Likewise.
19121 * config/fr30/crti.asm: Likewise.
19122 * config/fr30/crtn.asm: Likewise.
19123 * config/fr30/lib1funcs.asm: Likewise.
19124 * config/freebsd-spec.h: Likewise.
19125 * config/frv/cmovd.c: Likewise.
19126 * config/frv/cmovh.c: Likewise.
19127 * config/frv/cmovw.c: Likewise.
19128 * config/frv/frvbegin.c: Likewise.
19129 * config/frv/frvend.c: Likewise.
19130 * config/frv/lib1funcs.asm: Likewise.
19131 * config/glibc-stdint.h: Likewise.
19132 * config/h8300/clzhi2.c: Likewise.
19133 * config/h8300/crti.asm: Likewise.
19134 * config/h8300/crtn.asm: Likewise.
19135 * config/h8300/ctzhi2.c: Likewise.
19136 * config/h8300/fixunssfsi.c: Likewise.
19137 * config/h8300/lib1funcs.asm: Likewise.
19138 * config/h8300/parityhi2.c: Likewise.
19139 * config/h8300/popcounthi2.c: Likewise.
19140 * config/i386/ammintrin.h: Likewise.
19141 * config/i386/att.h: Likewise.
19142 * config/i386/avxintrin.h: Likewise.
19143 * config/i386/biarch64.h: Likewise.
19144 * config/i386/bmmintrin.h: Likewise.
19145 * config/i386/cpuid.h: Likewise.
19146 * config/i386/cross-stdarg.h: Likewise.
19147 * config/i386/crtfastmath.c: Likewise.
19148 * config/i386/crtprec.c: Likewise.
19149 * config/i386/cygming-crtbegin.c: Likewise.
19150 * config/i386/cygming-crtend.c: Likewise.
19151 * config/i386/cygwin.asm: Likewise.
19152 * config/i386/emmintrin.h: Likewise.
19153 * config/i386/gmm_malloc.h: Likewise.
19154 * config/i386/gthr-win32.c: Likewise.
19155 * config/i386/i386.h: Likewise.
19156 * config/i386/immintrin.h: Likewise.
19157 * config/i386/linux-unwind.h: Likewise.
19158 * config/i386/linux64.h: Likewise.
19159 * config/i386/mm3dnow.h: Likewise.
19160 * config/i386/mmintrin-common.h: Likewise.
19161 * config/i386/mmintrin.h: Likewise.
19162 * config/i386/nmmintrin.h: Likewise.
19163 * config/i386/pmm_malloc.h: Likewise.
19164 * config/i386/pmmintrin.h: Likewise.
19165 * config/i386/smmintrin.h: Likewise.
19166 * config/i386/sol2-c1.asm: Likewise.
19167 * config/i386/sol2-ci.asm: Likewise.
19168 * config/i386/sol2-cn.asm: Likewise.
19169 * config/i386/sol2-gc1.asm: Likewise.
19170 * config/i386/tmmintrin.h: Likewise.
19171 * config/i386/unix.h: Likewise.
19172 * config/i386/w32-unwind.h: Likewise.
19173 * config/i386/wmmintrin.h: Likewise.
19174 * config/i386/x86-64.h: Likewise.
19175 * config/i386/x86intrin.h: Likewise.
19176 * config/i386/xmmintrin.h: Likewise.
19177 * config/ia64/crtbegin.asm: Likewise.
19178 * config/ia64/crtend.asm: Likewise.
19179 * config/ia64/crtfastmath.c: Likewise.
19180 * config/ia64/crti.asm: Likewise.
19181 * config/ia64/crtn.asm: Likewise.
19182 * config/ia64/fde-glibc.c: Likewise.
19183 * config/ia64/lib1funcs.asm: Likewise.
19184 * config/ia64/linux-unwind.h: Likewise.
19185 * config/ia64/quadlib.c: Likewise.
19186 * config/ia64/unwind-ia64.c: Likewise.
19187 * config/linux.h: Likewise.
19188 * config/m32c/m32c-lib1.S: Likewise.
19189 * config/m32c/m32c-lib2-trapv.c: Likewise.
19190 * config/m32c/m32c-lib2.c: Likewise.
19191 * config/m32r/initfini.c: Likewise.
19192 * config/m68hc11/larith.asm: Likewise.
19193 * config/m68hc11/m68hc11-crt0.S: Likewise.
19194 * config/m68k/cf.md: Likewise.
19195 * config/m68k/crti.s: Likewise.
19196 * config/m68k/crtn.s: Likewise.
19197 * config/m68k/lb1sf68.asm: Likewise.
19198 * config/m68k/linux-unwind.h: Likewise.
19199 * config/mcore/crti.asm: Likewise.
19200 * config/mcore/crtn.asm: Likewise.
19201 * config/mcore/lib1.asm: Likewise.
19202 * config/mips/linux-unwind.h: Likewise.
19203 * config/mips/loongson.h: Likewise.
19204 * config/mips/mips16.S: Likewise.
19205 * config/mmix/crti.asm: Likewise.
19206 * config/mmix/crtn.asm: Likewise.
19207 * config/pa/fptr.c: Likewise.
19208 * config/pa/hpux-unwind.h: Likewise.
19209 * config/pa/lib2funcs.asm: Likewise.
19210 * config/pa/linux-atomic.c: Likewise.
19211 * config/pa/linux-unwind.h: Likewise.
19212 * config/pa/milli64.S: Likewise.
19213 * config/pa/quadlib.c: Likewise.
19214 * config/pa/stublib.c: Likewise.
19215 * config/picochip/libgccExtras/adddi3.asm: Likewise.
19216 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
19217 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
19218 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
19219 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
19220 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
19221 * config/picochip/libgccExtras/divmod15.asm: Likewise.
19222 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
19223 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
19224 * config/picochip/libgccExtras/longjmp.asm: Likewise.
19225 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
19226 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
19227 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
19228 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
19229 * config/picochip/libgccExtras/setjmp.asm: Likewise.
19230 * config/picochip/libgccExtras/subdi3.asm: Likewise.
19231 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
19232 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
19233 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
19234 * config/rs6000/750cl.h: Likewise.
19235 * config/rs6000/altivec.h: Likewise.
19236 * config/rs6000/biarch64.h: Likewise.
19237 * config/rs6000/crtresfpr.asm: Likewise.
19238 * config/rs6000/crtresgpr.asm: Likewise.
19239 * config/rs6000/crtresxfpr.asm: Likewise.
19240 * config/rs6000/crtresxgpr.asm: Likewise.
19241 * config/rs6000/crtsavfpr.asm: Likewise.
19242 * config/rs6000/crtsavgpr.asm: Likewise.
19243 * config/rs6000/darwin-asm.h: Likewise.
19244 * config/rs6000/darwin-fallback.c: Likewise.
19245 * config/rs6000/darwin-fpsave.asm: Likewise.
19246 * config/rs6000/darwin-ldouble.c: Likewise.
19247 * config/rs6000/darwin-tramp.asm: Likewise.
19248 * config/rs6000/darwin-unwind.h: Likewise.
19249 * config/rs6000/darwin-vecsave.asm: Likewise.
19250 * config/rs6000/darwin-world.asm: Likewise.
19251 * config/rs6000/e500crtres32gpr.asm: Likewise.
19252 * config/rs6000/e500crtres64gpr.asm: Likewise.
19253 * config/rs6000/e500crtres64gprctr.asm: Likewise.
19254 * config/rs6000/e500crtrest32gpr.asm: Likewise.
19255 * config/rs6000/e500crtrest64gpr.asm: Likewise.
19256 * config/rs6000/e500crtresx32gpr.asm: Likewise.
19257 * config/rs6000/e500crtresx64gpr.asm: Likewise.
19258 * config/rs6000/e500crtsav32gpr.asm: Likewise.
19259 * config/rs6000/e500crtsav64gpr.asm: Likewise.
19260 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
19261 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
19262 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
19263 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
19264 * config/rs6000/eabi-ci.asm: Likewise.
19265 * config/rs6000/eabi-cn.asm: Likewise.
19266 * config/rs6000/eabi.asm: Likewise.
19267 * config/rs6000/linux-unwind.h: Likewise.
19268 * config/rs6000/linux64.h: Likewise.
19269 * config/rs6000/paired.h: Likewise.
19270 * config/rs6000/paired.md: Likewise.
19271 * config/rs6000/ppc64-fp.c: Likewise.
19272 * config/rs6000/ppu_intrinsics.h: Likewise.
19273 * config/rs6000/rs6000.h: Likewise.
19274 * config/rs6000/si2vmx.h: Likewise.
19275 * config/rs6000/sol-ci.asm: Likewise.
19276 * config/rs6000/sol-cn.asm: Likewise.
19277 * config/rs6000/spe.h: Likewise.
19278 * config/rs6000/spu2vmx.h: Likewise.
19279 * config/rs6000/sysv4.h: Likewise.
19280 * config/rs6000/tramp.asm: Likewise.
19281 * config/rs6000/vec_types.h: Likewise.
19282 * config/s390/linux-unwind.h: Likewise.
19283 * config/s390/tpf-unwind.h: Likewise.
19284 * config/score/crti.asm: Likewise.
19285 * config/score/crtn.asm: Likewise.
19286 * config/sh/crt1.asm: Likewise.
19287 * config/sh/crti.asm: Likewise.
19288 * config/sh/crtn.asm: Likewise.
19289 * config/sh/divtab-sh4-300.c: Likewise.
19290 * config/sh/divtab-sh4.c: Likewise.
19291 * config/sh/divtab.c: Likewise.
19292 * config/sh/lib1funcs-4-300.asm: Likewise.
19293 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
19294 * config/sh/lib1funcs.asm: Likewise.
19295 * config/sh/lib1funcs.h: Likewise.
19296 * config/sh/linux-atomic.asm: Likewise.
19297 * config/sh/linux-unwind.h: Likewise.
19298 * config/sh/shmedia.h: Likewise.
19299 * config/sh/sshmedia.h: Likewise.
19300 * config/sh/ushmedia.h: Likewise.
19301 * config/sparc/crtfastmath.c: Likewise.
19302 * config/sparc/linux-unwind.h: Likewise.
19303 * config/sparc/sol2-c1.asm: Likewise.
19304 * config/sparc/sol2-ci.asm: Likewise.
19305 * config/sparc/sol2-cn.asm: Likewise.
19306 * config/spu/divmodti4.c: Likewise.
19307 * config/spu/divv2df3.c: Likewise.
19308 * config/spu/float_disf.c: Likewise.
19309 * config/spu/float_unsdidf.c: Likewise.
19310 * config/spu/float_unsdisf.c: Likewise.
19311 * config/spu/float_unssidf.c: Likewise.
19312 * config/spu/mfc_multi_tag_release.c: Likewise.
19313 * config/spu/mfc_multi_tag_reserve.c: Likewise.
19314 * config/spu/mfc_tag_release.c: Likewise.
19315 * config/spu/mfc_tag_reserve.c: Likewise.
19316 * config/spu/mfc_tag_table.c: Likewise.
19317 * config/spu/multi3.c: Likewise.
19318 * config/spu/spu_internals.h: Likewise.
19319 * config/spu/spu_intrinsics.h: Likewise.
19320 * config/spu/spu_mfcio.h: Likewise.
19321 * config/spu/vec_types.h: Likewise.
19322 * config/spu/vmx2spu.h: Likewise.
19323 * config/stormy16/stormy16-lib2.c: Likewise.
19324 * config/svr4.h: Likewise.
19325 * config/sync.c: Likewise.
19326 * config/v850/lib1funcs.asm: Likewise.
19327 * config/vxlib-tls.c: Likewise.
19328 * config/vxlib.c: Likewise.
19329 * config/vxworks-dummy.h: Likewise.
19330 * config/xtensa/crti.asm: Likewise.
19331 * config/xtensa/crtn.asm: Likewise.
19332 * config/xtensa/ieee754-df.S: Likewise.
19333 * config/xtensa/ieee754-sf.S: Likewise.
19334 * config/xtensa/lib1funcs.asm: Likewise.
19335 * config/xtensa/lib2funcs.S: Likewise.
19336 * config/xtensa/linux-unwind.h: Likewise.
19337 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
19338 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
19339 * coretypes.h: Likewise.
19340 * crtstuff.c: Likewise.
19341 * defaults.h: Likewise.
19342 * dwarf2.h: Likewise.
19343 * emutls.c: Likewise.
19344 * gbl-ctors.h: Likewise.
19345 * gcov-io.h: Likewise.
19346 * ginclude/float.h: Likewise.
19347 * ginclude/iso646.h: Likewise.
19348 * ginclude/stdarg.h: Likewise.
19349 * ginclude/stdbool.h: Likewise.
19350 * ginclude/stddef.h: Likewise.
19351 * ginclude/stdfix.h: Likewise.
19352 * ginclude/stdint-gcc.h: Likewise.
19353 * ginclude/tgmath.h: Likewise.
19354 * gthr-aix.h: Likewise.
19355 * gthr-dce.h: Likewise.
19356 * gthr-gnat.c: Likewise.
19357 * gthr-gnat.h: Likewise.
19358 * gthr-lynx.h: Likewise.
19359 * gthr-mipssde.h: Likewise.
19360 * gthr-nks.h: Likewise.
19361 * gthr-posix.c: Likewise.
19362 * gthr-posix.h: Likewise.
19363 * gthr-posix95.h: Likewise.
19364 * gthr-rtems.h: Likewise.
19365 * gthr-single.h: Likewise.
19366 * gthr-solaris.h: Likewise.
19367 * gthr-tpf.h: Likewise.
19368 * gthr-vxworks.h: Likewise.
19369 * gthr-win32.h: Likewise.
19370 * gthr.h: Likewise.
19371 * libgcc2.c: Likewise.
19372 * libgcc2.h: Likewise.
19373 * libgcov.c: Likewise.
19374 * tsystem.h: Likewise.
19375 * typeclass.h: Likewise.
19376 * unwind-c.c: Likewise.
19377 * unwind-compat.h: Likewise.
19378 * unwind-dw2-fde-compat.c: Likewise.
19379 * unwind-dw2-fde-darwin.c: Likewise.
19380 * unwind-dw2-fde-glibc.c: Likewise.
19381 * unwind-dw2-fde.c: Likewise.
19382 * unwind-dw2-fde.h: Likewise.
19383 * unwind-dw2.c: Likewise.
19384 * unwind-dw2.h: Likewise.
19385 * unwind-generic.h: Likewise.
19386 * unwind-pe.h: Likewise.
19387 * unwind-sjlj.c: Likewise.
19388 * unwind.inc: Likewise.
19389 * config/arm/neon-gen.ml: Change generated copyright header to
19390 refer to version 3 of the GNU General Public License with
19391 version 3.1 of the GCC Runtime Library Exception and to point
19392 readers at the COPYING3 and COPYING3.RUNTIME files and the
19393 FSF's license web page.
19394 * config/arm/arm_neon.h: Regenerate.
19396 2009-04-09 Jakub Jelinek <jakub@redhat.com>
19398 * config/cris/cris.md: Change copyright header to refer to version
19399 3 of the GNU General Public License.
19400 * doc/install.texi2html: Change copyright header to refer to version
19401 3 of the GNU General Public License and to point readers at the
19402 COPYING3 file and the FSF's license web page.
19403 * config/vax/linux.h: Likewise.
19405 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
19407 * config/i386/i386.md (cmpcc): New.
19408 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
19409 (sync_compare_and_swap_cc*): Delete.
19411 * config/s390/s390.c (s390_compare_emitted): Remove.
19412 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
19413 s390_compare_emitted used to be handled. Assert that modes match.
19414 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
19415 refer to sync_compare_and_swap_ccsi.
19416 * config/s390/s390.h (s390_compare_emitted): Remove.
19417 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
19418 instead of s390_compare_emitted.
19419 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
19420 instead of s390_compare_emitted.
19421 * config/s390/s390.md (cmpcc): New.
19422 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
19423 CC_REGNUM, do not pretend it's set.
19424 (sync_compare_and_swap_cc*): Delete.
19425 * config/s390/predicates.md (cc_reg_operand): New.
19427 * expr.c (sync_compare_and_swap_cc): Delete.
19428 * optabs.h (sync_compare_and_swap_cc): Delete.
19429 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
19430 is being used with can_compare_p.
19431 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
19432 (find_cc_set): New.
19433 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
19434 look for a MODE_CC set instead. Use emit_store_flag.
19435 (expand_compare_and_swap_loop): Likewise, with some additional
19436 complication to avoid a force_reg when useless. Use
19437 emit_cmp_and_jump_insns.
19438 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
19439 * doc/md.texi (sync_compare_and_swap_cc): Merge with
19440 sync_compare_and_swap documentation.
19442 2009-04-09 Jan Hubicka <jh@suse.cz>
19444 * except.c (find_prev_try): Break out from ....
19445 (duplicate_eh_regions): ... here; properly update prev_try pointers
19446 when duplication part of tree.
19447 (dump_eh_tree): Improve dumping.
19448 (verify_eh_region): New.
19449 (verify_eh_tree): Use it.
19451 2009-04-06 Richard Guenther <rguenther@suse.de>
19453 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
19454 &ARRAY addresses by adjusting their types and prepending
19456 * tree-cfg.c (verify_gimple_assign_single): Verify that
19457 addresses are correct.
19459 2009-04-09 Richard Guenther <rguenther@suse.de>
19461 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
19462 indices into an array reference if possible.
19463 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
19464 Fold POINTER_PLUS_EXPR statements with invariant address.
19466 2009-04-09 Alan Modra <amodra@bigpond.net.au>
19469 * config.gcc (powerpc64-*-linux*): Always build biarch.
19471 2009-04-09 Joseph Myers <joseph@codesourcery.com>
19474 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
19475 it and pedwarn if this results in an INTEGER_CST.
19477 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19479 * doc/install.texi: Update minimum GMP version. Remove obsolete
19480 text in MPFR section.
19482 2009-04-08 Jakub Jelinek <jakub@redhat.com>
19484 * dwarf2out.c (class_scope_p): New static inline.
19485 (class_or_namespace_scope_p): Use it.
19486 (gen_variable_die): Use DW_TAG_member tag for static data member
19487 declarations instead of DW_TAG_variable.
19489 PR middle-end/39573
19490 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
19493 2009-04-08 Richard Guenther <rguenther@suse.de>
19495 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
19496 valueize random data.
19498 2009-04-08 David Edelsohn <edelsohn@gnu.org>
19500 * config.gcc (aix tm_file): Add aix-stdint.h.
19501 (aix tm clause use_gcc_stdint): Set to wrap.
19502 * config/rs6000/aix-stdint.h: New file.
19504 2009-04-08 Richard Guenther <rguenther@suse.de>
19506 PR middle-end/36291
19507 * tree-dfa.c (add_referenced_var): Do not recurse into
19508 global initializers.
19509 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
19511 (fold_const_aggregate_ref): Likewise.
19513 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
19515 * recog.c (ordered_comparison_operator): New.
19516 * gensupport.c (std_preds): Add it.
19517 * doc/md.texi (Machine-Independent Predicates): Document it.
19519 2009-04-08 Jan Hubicka <jh@suse.cz>
19521 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
19522 * function.h (rtl_eh): Remove exception_handler_label_map.
19523 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
19524 remove_exception_handler_label, for_each_eh_label_1): Remove.
19525 (rtl_remove_unreachable_regions): Remove.
19526 (convert_from_eh_region_ranges): Do not remove unreachable regions.
19527 (find_exception_handler_labels): Don't build the hashtable.
19528 (maybe_remove_eh_handler): Remove.
19529 (for_each_eh_label): Rewrite to walk the tree.
19530 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
19531 * except.h (maybe_remove_eh_handler): Remove.
19532 * passes.c (init_optimization_passes): Schedule second EH cleanup
19534 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
19535 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
19537 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
19539 * genoutput.c (validate_optab_operands): New.
19540 (gen_insn, gen_expand): Call it.
19542 * genflags.c (gen_insn): Detect misused iterators.
19543 (main): Pass line_no to gen_insn, exit with status 1 on error.
19545 * genextract.c (line_no): Make global.
19546 (VEC_safe_set_locstr): Change assertion to error message.
19547 (main): Exit with status 1 on error.
19549 2009-04-08 Joseph Myers <joseph@codesourcery.com>
19553 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
19554 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
19555 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
19556 * c-convert.c (convert): Do not call fold on results of conversion
19557 functions when the result is a C_MAYBE_CONST_EXPR.
19558 * c-parser.c (c_parser_postfix_expression): Do not fold condition
19559 of __builtin_choose_expr.
19560 * c-typeck.c (remove_c_maybe_const_expr): New.
19561 (build_unary_op, build_conditional_expr, build_compound_expr,
19562 build_binary_op, c_objc_common_truthvalue_conversion): Call
19563 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
19566 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
19568 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
19569 CODE to produce a new one. Add a prototype to use fold_convert_const
19571 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
19574 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
19575 mix declarations and code.
19577 2009-04-08 Ben Elliston <bje@au.ibm.com>
19579 * gcc.c: Replace `CC' with `GCC' throughout.
19581 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
19583 * doc/invoke.texi: Document Atom support.
19585 2009-04-07 Jason Merrill <jason@redhat.com>
19588 * c-common.h, c-common.c: Add flag_pretty_templates.
19589 * c-opts.c (c_common_handle_option): Set it.
19590 * c.opt: Add -fno-pretty-templates.
19591 * doc/invoke.texi (C++ Dialect Options): Likewise.
19593 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
19595 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
19596 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
19597 (ia64_expand_builtin): Likewise.
19599 2009-04-07 Martin Jambor <mjambor@suse.cz>
19601 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
19602 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
19603 ADDR_EXPRS are include too.
19605 2009-04-07 Richard Guenther <rguenther@suse.de>
19607 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
19608 decls are only used if passes as parameters or if they are
19609 local statics and the call is not to a builtin.
19610 (call_may_clobber_ref_p_1): Likewise.
19612 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
19614 * expr.c (do_store_flag): Remove last argument. Simplify code
19615 to avoid duplication of tests already done by can_compare_p.
19616 (expand_expr_real_1): Adjust caller.
19618 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
19620 * optabs.c (can_compare_p): Test the predicate of a
19621 cbranch and cstore pattern.
19623 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
19625 * expr.c (convert_move): Use emit_store_flag instead of
19628 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
19630 * config/i386/i386.c (ix86_compare_emitted): Remove.
19631 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
19632 ix86_compare_op0 like ix86_compare_emitted used to be handled.
19633 * config/i386/i386.h (ix86_compare_emitted): Remove.
19634 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
19635 instead of ix86_compare_emitted.
19636 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
19638 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
19640 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
19641 Add t-sysroot-suffix to tmake_file.
19642 * config/print-sysroot-suffix.sh: New file.
19643 * config/t-sysroot-suffix: New file.
19645 2009-04-07 Ben Elliston <bje@au.ibm.com>
19647 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
19648 as the latter produces a warning when the target does not support
19651 2009-04-07 Ben Elliston <bje@au.ibm.com>
19653 * dfp.c: Replace type punning assignments with memcpy throughout.
19654 * Makefile.in (dfp.o-warn): Remove.
19656 2009-04-07 Alan Modra <amodra@bigpond.net.au>
19659 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
19660 Include soft-fp/t-softfp after rs6000/t-linux64.
19662 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
19664 * stor-layout.c (set_sizetype): Use the full precision of their
19665 machine mode for bitsize types.
19667 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
19669 * config/i386/i386.md: Revert 2 accidental checkins.
19671 2009-04-06 Joey Ye <joey.ye@intel.com>
19672 Xuepeng Guo <xuepeng.guo@intel.com>
19673 H.J. Lu <hongjiu.lu@intel.com>
19675 Atom pipeline model, tuning and insn selection.
19676 * config.gcc (atom): Add atom config options and target.
19678 * config/i386/atom.md: New.
19680 * config/i386/i386.c (atom_cost): New cost.
19681 (m_ATOM): New macro flag.
19682 (initial_ix86_tune_features): Set m_ATOM.
19683 (x86_accumulate_outgoing_args): Likewise.
19684 (x86_arch_always_fancy_math_387): Likewise.
19685 (processor_target): Add Atom cost.
19686 (cpu_names): Add Atom cpu name.
19687 (override_options): Set Atom ISA.
19688 (ix86_issue_rate): New case PROCESSOR_ATOM.
19689 (ix86_adjust_cost): Likewise.
19691 * config/i386/i386.h (TARGET_ATOM): New target macro.
19692 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
19693 (TARGET_OPT_AGU): New target option.
19694 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
19695 (processor_type): Add PROCESSOR_ATOM.
19697 * config/i386/i386.md (cpu): Add new value "atom".
19698 (use_carry, movu): New attr.
19699 (atom.md): Include atom.md.
19700 (adddi3_carry_rex64): Set attr "use_carry".
19701 (addqi3_carry): Likewise.
19702 (addhi3_carry): Likewise.
19703 (addsi3_carry): Likewise.
19704 (*addsi3_carry_zext): Likewise.
19705 (subdi3_carry_rex64): Likewise.
19706 (subqi3_carry): Likewise.
19707 (subhi3_carry): Likewise.
19708 (subsi3_carry): Likewise.
19709 (x86_movdicc_0_m1_rex64): Likewise.
19710 (*x86_movdicc_0_m1_se): Likewise.
19711 (x86_movsicc_0_m1): Likewise.
19712 (*x86_movsicc_0_m1_se): Likewise.
19713 (*adddi_1_rex64): Emit add insn as much as possible.
19714 (*addsi_1): Likewise.
19715 (return_internal): Set atom_unit.
19716 (return_internal_long): Likewise.
19717 (return_pop_internal): Likewise.
19718 (*rcpsf2_sse): Set atom_sse_attr attr.
19719 (*qrt<mode>2_sse): Likewise.
19720 (*prefetch_sse): Likewise.
19722 * config/i386/i386-c.c (ix86_target_macros_internal): New case
19724 (ix86_target_macros_internal): Likewise.
19726 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
19727 (*prefetch_sse_rex): Likewise.
19728 (sse_rcpv4sf2): Likewise.
19729 (sse_vmrcpv4sf2): Likewise.
19730 (sse_sqrtv4sf2): Likewise.
19731 (<sse>_vmsqrt<mode>2): Likewise.
19732 (sse_ldmxcsr): Likewise.
19733 (sse_stmxcsr): Likewise.
19734 (*sse_sfence): Likewise.
19735 (sse2_clflush): Likewise.
19736 (*sse2_mfence): Likewise.
19737 (*sse2_lfence): Likewise.
19738 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
19739 (<sse>_movup<ssemodesuffixf2c>): Likewise.
19740 (avx_movdqu<avxmodesuffix>): Likewise.
19741 (avx_lddqu<avxmodesuffix>): Likewise.
19742 (sse2_movntv2di): Change attr "type" to "ssemov".
19743 (sse2_movntsi): Likewise.
19744 (rsqrtv8sf2): Change attr "type" to "sseadd".
19745 (sse3_addsubv2df3): Set attr "atom_unit".
19746 (sse3_h<plusminus_insn>v4sf3): Likewise.
19747 (*sse2_pmaddwd): Likewise.
19748 (*vec_extractv2di_1_rex64): Likewise.
19749 (*vec_extractv2di_1_avx): Likewise.
19750 (sse2_psadbw): Likewise.
19751 (ssse3_phaddwv8hi3): Likewise.
19752 (ssse3_phaddwv4hi3): Likewise.
19753 (ssse3_phadddv4si3): Likewise.
19754 (ssse3_phadddv2si3): Likewise.
19755 (ssse3_phaddswv8hi3): Likewise.
19756 (ssse3_phaddswv4hi3): Likewise.
19757 (ssse3_phsubwv8hi3): Likewise.
19758 (ssse3_phsubwv4hi3): Likewise.
19759 (ssse3_phsubdv4si3): Likewise.
19760 (ssse3_phsubdv2si3): Likewise.
19761 (ssse3_phsubswv8hi3): Likewise.
19762 (ssse3_phsubswv4hi3): Likewise.
19763 (ssse3_pmaddubsw128): Likewise.
19764 (sse3_pmaddubsw: Likewise.
19765 (ssse3_palignrti): Likewise.
19766 (ssse3_palignrdi): Likewise.
19768 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
19770 * doc/install.texi (Specific): Fix two cross-references to MinGW.
19772 2009-04-06 Richard Guenther <rguenther@suse.de>
19774 PR tree-optimization/28868
19775 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
19776 of which PHI results we inserted.
19777 (insert_into_preds_of_block): Record inserted PHIs.
19778 (eliminate): Eliminate redundant PHI nodes.
19779 (init_pre): Init inserted_phi_names.
19781 2009-04-06 Richard Guenther <rguenther@suse.de>
19783 PR tree-optimization/39643
19784 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
19785 IMAGPART_EXPRs of complex constants.
19786 (execute_fold_all_builtins): If we folded a call queue
19787 TODO_update_address_taken.
19789 2009-04-06 Jan Hubicka <jh@suse.cz>
19791 PR middle-end/39659
19792 * except.c (remove_unreachable_regions): Propagate may_contain_throw
19795 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
19797 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
19799 (ic_invalidate_array): Likewise.
19801 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
19803 * calls.c (emit_library_call_value_1): Fix a problem with parameter
19804 alignment for library calls.
19806 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
19808 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
19809 (mingw32 tm clause use_gcc_stdint): Set to wrap.
19810 * config/i386/mingw-stdint.h: New file.
19812 2009-04-05 Richard Guenther <rguenther@suse.de>
19814 PR tree-optimization/39648
19815 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
19816 our &A vs. &A[0] IL deficiencies.
19818 2009-04-04 Jan Hubicka <jh@suse.cz>
19820 * except.c (sjlj_find_directly_reachable_regions): Be ready for
19821 removed toplevel regions.
19822 (sjlj_mark_call_sites): Likewise.
19824 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
19826 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
19827 (cygwin tm clause use_gcc_stdint): Set to wrap.
19828 * config/i386/cygwin-stdint.h: New file.
19830 2009-04-04 Richard Guenther <rguenther@suse.de>
19832 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
19833 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
19834 single-argument PHIs if we are in loop-closed SSA form.
19835 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
19836 for the pre-condition.
19837 (slpeel_tree_peel_loop_to_edge): Likewise.
19838 (vect_build_loop_niters): Take an optional sequence to append stmts.
19839 (vect_generate_tmps_on_preheader): Likewise.
19840 (vect_do_peeling_for_loop_bound): Take extra guards for the
19842 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
19843 the cost model check.
19844 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
19845 guards if we are going to peel. Do not apply versioning in that case.
19846 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
19847 (vect_do_peeling_for_loop_bound): Likewise.
19848 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
19849 loop bound only record extra pre-conditions, do not apply loop
19852 2009-04-04 Richard Guenther <rguenther@suse.de>
19854 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
19857 2009-04-04 Jan Hubicka <jh@suse.cz>
19859 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
19860 last_basic_block for size of bb->index indexed array.
19861 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
19862 compute_out, link_btr_uses, build_btr_def_use_webs,
19863 build_btr_def_use_webs, migrate_btr_defs): Likewise.
19865 2009-04-04 Jan Hubicka <jh@suse.cz>
19867 * except.c (remove_eh_handler_and_replace): Break out from ...
19868 (remove_eh_handler): ... here.
19869 (bring_to_root): New function.
19870 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
19871 handled ones, bring others to root of tree.
19873 2009-04-04 Jan Hubicka <jh@suse.cz>
19875 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
19876 (all_phis_safe_to_merge): New function.
19877 (update_info): New structure.
19878 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
19879 (cleanup_empty_eh): Update SSA if possible.
19881 2009-04-04 Richard Guenther <rguenther@suse.de>
19883 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
19884 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
19885 (append_vuse): Likewise.
19887 2009-04-04 Jakub Jelinek <jakub@redhat.com>
19889 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
19890 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
19891 instead of REG_UNSAVED for DW_CFA_undefined.
19892 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
19893 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
19896 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
19899 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
19900 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
19901 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
19903 2009-04-04 Richard Guenther <rguenther@suse.de>
19905 PR tree-optimization/8781
19906 PR tree-optimization/37892
19907 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
19908 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
19909 (valueize_refs): Call it for *& valueizations.
19910 (shared_reference_ops_from_ref): Rename to ...
19911 (valueize_shared_reference_ops_from_ref): ... this and valueize.
19912 (shared_reference_ops_from_call): Rename to ...
19913 (valueize_shared_reference_ops_from_call): ... this and valueize.
19914 (vn_reference_lookup): Update.
19915 (visit_reference_op_call): Likewise.
19916 * tree-ssa-pre.c (phi_translate_1): Fold *&.
19917 (eliminate): Value-replace the call address in call statements.
19919 2009-04-04 Richard Guenther <rguenther@suse.de>
19921 PR tree-optimization/39636
19922 * tree-ssa-forwprop.c
19923 (forward_propagate_addr_into_variable_array_index): Check for
19924 GIMPLE_ASSIGN before accessing the rhs code.
19926 2009-04-03 Jason Merrill <jason@redhat.com>
19928 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
19930 2009-04-03 Steve Ellcey <sje@cup.hp.com>
19932 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
19933 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
19934 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
19935 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
19936 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
19937 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
19938 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
19939 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
19940 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
19941 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
19942 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
19943 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
19944 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
19945 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
19946 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
19947 Use fr_reg_or_fp01_operand instead of fr_register_operand
19949 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
19950 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
19951 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
19953 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
19955 PR rtl-optimization/39607
19956 PR rtl-optimization/39631
19960 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
19961 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
19962 instead of DF_LR_OUT.
19963 * ira-lives.c (process_bb_node_lives): Ditto.
19964 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
19965 instead of DF_LR_{OUT,IN}.
19966 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
19967 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
19969 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
19971 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
19972 (execute_lower_omp): Always run but take the short way out if -fopenmp
19974 (gate_lower_omp): Remove, forcing the pass manager to always run the
19975 pass and always set PROP_gimple_lomp.
19976 (pass_lower_omp): Remove gate function.
19977 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
19978 PROP_trees. Instead, require it.
19979 * ipa-cp.c (pass_ipa_cp): Likewise.
19980 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
19981 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
19982 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
19983 and PROP_gimple_leh.
19985 2009-04-03 Richard Guenther <rguenther@suse.de>
19987 PR middle-end/13146
19988 PR tree-optimization/23940
19989 PR tree-optimization/33237
19990 PR middle-end/33974
19991 PR middle-end/34093
19992 PR tree-optimization/36201
19993 PR tree-optimization/36230
19994 PR tree-optimization/38049
19995 PR tree-optimization/38207
19996 PR tree-optimization/38230
19997 PR tree-optimization/38301
19998 PR tree-optimization/38585
19999 PR middle-end/38895
20000 PR tree-optimization/38985
20001 PR tree-optimization/39299
20002 * tree-ssa-structalias.h: Remove.
20003 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
20004 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
20005 (struct vuse_element_d): Remove.
20006 (struct vuse_vec_d): Likewise.
20007 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
20008 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
20009 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
20010 VUSE_ELEMENT_VAR): Likewise.
20011 (struct voptype_d): Likewise.
20012 (NUM_VOP_FREE_BUCKETS): Likewise.
20013 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
20014 (struct stmt_operands_d): Remove.
20015 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
20016 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
20017 VDEF_NUM, VDEF_VECT): Likewise.
20018 (copy_virtual_operands): Remove.
20019 (operand_build_cmp): Likewise.
20020 (create_ssa_artificial_load_stmt): Likewise.
20021 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
20022 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
20023 vuse_index and mayuse_index members. Pack and move done and iter_type
20024 members to the front.
20025 (SSA_OP_VMAYUSE): Remove.
20026 (SSA_OP_VIRTUAL_USES): Adjust.
20027 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
20028 (unlink_stmt_vdef): Declare.
20029 (add_to_addressable_set): Remove.
20030 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
20031 (vrp_visit_stmt): Likewise.
20032 * doc/tree-ssa.texi (Alias analysis): Update.
20033 * doc/invoke.texi (max-aliased-vops): Remove docs.
20034 (avg-aliased-vops): Likewise.
20035 * tree-into-ssa.c (syms_to_rename): Remove.
20036 (need_to_update_vops_p): Likewise.
20037 (need_to_initialize_update_ssa_p): Rename to ...
20038 (update_ssa_initialized_fn): ... this. Track function we are
20040 (symbol_marked_for_renaming): Simplify.
20041 (add_new_name_mapping): Do not set need_to_update_vops_p.
20042 (dump_currdefs): Use SYMS_TO_RENAME.
20043 (rewrite_update_stmt): Always walk all uses/defs.
20044 (dump_update_ssa): Adjust.
20045 (init_update_ssa): Take function argument. Track what we are
20047 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
20048 (create_new_def_for): Initialize for cfun, assert we are initialized
20050 (mark_sym_for_renaming): Simplify.
20051 (mark_set_for_renaming): Do not initialize update-ssa.
20052 (need_ssa_update_p): Simplify. Take function argument.
20053 (name_mappings_registered_p): Assert we ask for the correct function.
20054 (name_registered_for_update_p): Likewise.
20055 (ssa_names_to_replace): Likewise.
20056 (release_ssa_name_after_update_ssa): Likewise.
20057 (update_ssa): Likewise. Use SYMS_TO_RENAME.
20058 (dump_decl_set): Do not print a newline.
20059 (debug_decl_set): Do it here.
20060 (dump_update_ssa): And here.
20061 * tree-ssa-loop-im.c (move_computations): Adjust.
20062 (movement_possibility): Likewise.
20063 (determine_max_movement): Likewise.
20064 (gather_mem_refs_stmt): Likewise.
20065 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
20066 or NAME_MEMORY_TAG.
20067 * tree-complex.c (update_all_vops): Remove.
20068 (expand_complex_move): Adjust.
20069 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
20070 Simplify test for memory referencing statement. Exclude
20071 non-invariant ADDR_EXPRs.
20072 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
20073 * tree-loop-distribution.c (generate_memset_zero): Adjust.
20074 (rdg_flag_uses): Likewise.
20075 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
20077 (tree_optimize_tail_calls_1): Also split the
20078 edge from the entry block if we have degenerate PHI nodes in
20079 the first basic block.
20080 * tree.c (init_ttree): Remove memory-tag related code.
20081 (tree_code_size): Likewise.
20082 (tree_node_structure): Likewise.
20083 (build7_stat): Re-write to be build6_stat.
20084 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
20085 (SSA_VAR_P): Adjust.
20086 (struct tree_memory_tag): Remove.
20087 (struct tree_memory_partition_tag): Likewise.
20088 (union tree_node): Adjust.
20089 (build7): Re-write to be build6.
20090 * tree-pass.h (pass_reset_cc_flags): Remove.
20091 (TODO_update_address_taken): New flag.
20092 (pass_simple_dse): Remove.
20093 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
20094 * params.h (MAX_ALIASED_VOPS): Remove.
20095 (AVG_ALIASED_VOPS): Likewise.
20096 * omp-low.c (expand_omp_taskreg): Update SSA form.
20097 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
20098 aliases the lhs in a copy stmt.
20099 * tree-ssa-dse.c (struct address_walk_data): Remove.
20100 (memory_ssa_name_same): Likewise.
20101 (memory_address_same): Likewise.
20102 (get_kill_of_stmt_lhs): Likewise.
20103 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
20104 unused stores. Look through PHI nodes into post-dominated regions.
20105 (dse_optimize_stmt): Simplify. Properly remove stores.
20106 (tree_ssa_dse): Compute dominators.
20107 (execute_simple_dse): Remove.
20108 (pass_simple_dse): Likewise.
20109 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
20110 gimple_loaded_syms and gimple_stored_syms computation.
20111 * toplev.c (dump_memory_report): Dump alias and pta stats.
20112 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
20113 (vn_reference_eq): Likewise.
20114 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
20115 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
20116 valueize_vuses): Remove.
20117 (get_def_ref_stmt_vuses): Simplify. Rename to ...
20118 (get_def_ref_stmt_vuse): ... this.
20119 (vn_reference_lookup_2): New function.
20120 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
20121 walking equivalent vuses. Simplify.
20122 (vn_reference_lookup): Likewise.
20123 (vn_reference_insert): Likewise.
20124 (vn_reference_insert_pieces): Likewise.
20125 (visit_reference_op_call): Simplify.
20126 (visit_reference_op_load): Likewise.
20127 (visit_reference_op_store): Likewise.
20128 (init_scc_vn): Remove shared_lookup_vuses initialization.
20129 (free_scc_vn): Remove shared_lookup_vuses freeing.
20130 (sort_vuses, sort_vuses_heap): Remove.
20131 (get_ref_from_reference_ops): Export.
20132 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
20133 vector with single vuse pointer.
20134 (vn_reference_lookup_pieces, vn_reference_lookup,
20135 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
20136 (shared_vuses_from_stmt): Remove.
20137 (get_ref_from_reference_ops): Declare.
20138 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
20139 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
20140 memory-tag related code.
20141 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
20142 (likely_value): Add comment, skip static-chain of call statements.
20143 (surely_varying_stmt_p): Adjust.
20144 (gimplify_and_update_call_from_tree): Likewise.
20145 (execute_fold_all_builtins): Do not rebuild alias info.
20146 (gimplify_and_update_call_from_tree): Properly update VOPs.
20147 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
20148 (copy_ref_info): Remove memory-tag related code.
20149 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
20150 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
20151 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
20153 * tree-ssa-dom.c (gimple_p): Remove typedef.
20154 (eliminate_redundant_computations): Adjust.
20155 (record_equivalences_from_stmt): Likewise.
20156 (avail_expr_hash): Likewise.
20157 (avail_expr_eq): Likewise.
20158 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
20159 (stmt_makes_single_load): Likewise.
20160 (stmt_makes_single_store): Likewise.
20161 * tree-ssa-alias.c: Rewrite completely.
20162 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
20163 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
20164 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
20165 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
20166 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
20167 Remove public functions.
20168 (pass_reset_cc_flags): Remove.
20169 (pass_build_alias): Move ...
20170 * tree-ssa-structalias.c (pass_build_alias): ... here.
20171 * tree-ssa-alias.c (may_be_aliased): Move ...
20172 * tree-flow-inline.h (may_be_aliased): ... here.
20173 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
20174 count_uses_and_derefs): Move ...
20175 * gimple.c: ... here.
20176 * gimple.h (count_uses_and_derefs): Declare.
20177 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
20178 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
20179 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
20180 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
20181 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
20182 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
20183 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
20185 * tree-dfa.c (refs_may_alias_p): Move ...
20186 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
20187 * tree-ssa-alias.h: New file.
20188 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
20189 (statement_sink_location): Likewise.
20190 * opts.c (decode_options): Do not adjust max-aliased-vops or
20191 avg-aliased-vops values.
20192 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
20193 (TV_CALL_CLOBBER): Likewise.
20194 (TV_FLOW_SENSITIVE): Likewise.
20195 (TV_FLOW_INSENSITIVE): Likewise.
20196 (TV_MEMORY_PARTITIONING): Likewise.
20197 (TV_ALIAS_STMT_WALK): New timevar.
20198 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
20199 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
20200 (get_address_description): Remove memory-tag related code.
20201 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
20202 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
20203 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
20204 and immediate uses in statements. Document.
20205 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
20206 (dump_symbols): Remove.
20207 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
20208 * alias.c (get_deref_alias_set): New function split out from ...
20209 (get_alias_set): ... here.
20210 * alias.h (get_deref_alias_set): Declare.
20211 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
20212 type parameter. Remove restrict pointer handling. Create a
20213 ref-all pointer in case type-based alias sets do not conflict.
20214 (vect_analyze_data_refs): Remove SMT related code.
20215 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
20216 (vectorizable_load): Likewise.
20217 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
20218 (DR_SYMBOL_TAG, DR_VOPS): Remove.
20219 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
20220 Ignore vops and SMTs.
20221 (dr_analyze_alias): Likewise..
20222 (free_data_ref): Likewise.
20223 (create_data_ref): Likewise.
20224 (analyze_all_data_dependences): Likewise.
20225 (get_references_in_stmt): Adjust.
20226 * tree-flow-inline.h (gimple_aliases_computed_p,
20227 gimple_addressable_vars, gimple_call_clobbered_vars,
20228 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
20229 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
20230 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
20231 gimple_mem_ref_stats): Remove.
20232 (gimple_vop): New function.
20233 (op_iter_next_use): Remove vuses and mayuses cases.
20234 (op_iter_next_def): Remove vdefs case.
20235 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
20236 (clear_and_done_ssa_iter): Do not set removed fields.
20237 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
20238 Assert we are not iterating over vuses or vdefs if not also
20239 iterating over uses or defs.
20240 (op_iter_init_use): Likewise.
20241 (op_iter_init_def): Likewise.
20242 (op_iter_next_vdef): Remove.
20243 (op_iter_next_mustdef): Likewise.
20244 (op_iter_init_vdef): Likewise.
20245 (compare_ssa_operands_equal): Likewise.
20246 (link_use_stmts_after): Handle vuse operand.
20247 (is_call_used): Use is_call_clobbered.
20248 (is_call_clobbered): Global variables are always call clobbered,
20249 query the call-clobbers bitmap.
20250 (mark_call_clobbered): Ignore global variables.
20251 (clear_call_clobbered): Likewise.
20252 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
20253 virtual operands sanity check.
20254 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
20256 (TARGET_MEM_REF): Remove TMR_TAG operand.
20257 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
20258 Remove call-clobber related code.
20259 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
20260 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
20261 partitions or escape reason.
20262 (get_single_def_stmt, get_single_def_stmt_from_phi,
20263 get_single_def_stmt_with_phi): Remove.
20264 (dump_referenced_vars): Tidy.
20265 (get_ref_base_and_extent): Allow bare decls.
20266 (collect_dfa_stats): Adjust.
20267 * graphite.c (rename_variables_in_stmt): Adjust.
20268 (graphite_copy_stmts_from_block): Likewise.
20269 (translate_clast): Likewise.
20270 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
20272 (translate_vuse_through_block): Use the oracle.
20273 (phi_translate_1): Adjust.
20274 (value_dies_in_block_x): Use the oracle. Cache the outcome
20276 (valid_in_sets): Check if the VUSE for
20277 a REFERENCE is available.
20278 (eliminate): Do not remove stmts during elimination,
20279 instead queue and remove them afterwards.
20280 (do_pre): Do not rebuild alias info.
20281 (pass_pre): Run TODO_rebuild_alias before PRE.
20282 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
20283 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
20284 (mark_all_v_defs_stmt): Remove.
20285 (mark_all_v_defs_seq): Adjust.
20286 (sra_replace): Likewise.
20287 (scalarize_use): Likewise.
20288 (scalarize_copy): Likewise.
20289 (scalarize_init): Likewise.
20290 (scalarize_ldst): Likewise.
20291 (todoflags): Remove.
20292 (tree_sra): Do not rebuild alias info.
20293 (tree_sra_early): Adjust.
20294 (pass_sra): Run TODO_update_address_taken before SRA.
20295 * tree-predcom.c (set_alias_info): Remove.
20296 (prepare_initializers_chain): Do not call it.
20297 (mark_virtual_ops_for_renaming): Adjust.
20298 (mark_virtual_ops_for_renaming_list): Remove.
20299 (initialize_root_vars): Adjust.
20300 (initialize_root_vars_lm): Likewise.
20301 (prepare_initializers_chain): Likewise.
20302 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
20303 (may_propagate_copy_into_stmt): Likewise.
20304 (merge_alias_info): Do nothing for now.
20305 (propagate_tree_value_into_stmt): Adjust.
20306 (stmt_may_generate_copy): Likewise.
20307 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
20308 not mark symbols for renaming.
20309 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
20310 with the same statement, make sure to update the new pointed-to one.
20311 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
20312 call statements, do not mark symbols for renaming.
20313 (mark_operand_necessary): Dump something.
20314 (ref_may_be_aliased): New function.
20315 (mark_aliased_reaching_defs_necessary_1): New helper function.
20316 (mark_aliased_reaching_defs_necessary): Likewise.
20317 (mark_all_reaching_defs_necessary_1): Likewise.
20318 (mark_all_reaching_defs_necessary): Likewise.
20319 (propagate_necessity): Do not process virtual PHIs. For
20320 non-aliased loads mark all reaching definitions as necessary.
20321 For aliased loads and stores mark the immediate dominating
20322 aliased clobbers as necessary.
20323 (visited): New global static.
20324 (perform_tree_ssa_dce): Free visited bitmap after propagating
20326 (remove_dead_phis): Perform simple dead virtual PHI removal.
20327 (remove_dead_stmt): Properly unlink virtual operands when
20329 (eliminate_unnecessary_stmts): Schedule PHI removal after
20331 * tree-ssa-ter.c (is_replaceable_p): Adjust.
20332 (process_replaceable): Likewise.
20333 (find_replaceable_in_bb): Likewise.
20334 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
20335 based on the single gimple vop.
20336 (verify_flow_insensitive_alias_info): Remove.
20337 (verify_flow_sensitive_alias_info): Likewise.
20338 (verify_call_clobbering): Likewise.
20339 (verify_memory_partitions): Likewise.
20340 (verify_alias_info): Likewise.
20341 (verify_ssa): Adjust..
20342 (execute_update_addresses_taken): Export. Update SSA
20343 manually. Optimize only when optimizing. Use a local bitmap.
20344 (pass_update_address_taken): Remove TODO_update_ssa, add
20346 (pass_update_address_taken): Just use TODO_update_address_taken.
20347 (init_tree_ssa): Do not initialize addressable_vars.
20348 (verify_ssa): Verify new VUSE / VDEF properties.
20349 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
20350 Do not call verify_alias_info.
20351 (delete_tree_ssa): Clear the VUSE, VDEF operands.
20352 Do not free the loaded and stored syms bitmaps. Reset the escaped
20353 and callused solutions. Do not free addressable_vars.
20354 Remove memory-tag related code.
20355 (warn_uninitialized_var): Aliases are always available.
20356 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
20357 * lambda-code.c (can_put_in_inner_loop): Adjust.
20358 (can_put_after_inner_loop): Likewise.
20359 (perfect_nestify): Likewise.
20360 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
20361 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
20362 (vectorizable_conversion): Do not mark symbols for renaming.
20363 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
20364 (expand_call_inline): Unlink the calls virtual operands before
20366 (tree_function_versioning): Do not call update_ssa if we are not
20367 updating clones. Simplify.
20368 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
20369 (propagate_with_phi): Likewise..
20370 * tree-outof-ssa.c (create_temp): Remove memory tag and call
20371 clobber code. Assert we are not aliased or global.
20372 * tree-flow.h: Include tree-ssa-alias.h
20373 (enum escape_type): Remove.
20374 (struct mem_sym_stats_d): Likewise.
20375 (struct mem_ref_stats_d): Likewise.
20376 (struct gimple_df): Add vop member. Remove global_var,
20377 call_clobbered_vars, call_used_vars, addressable_vars,
20378 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
20379 escaped and callused members.
20380 (struct ptr_info_def): Remove all members, add points-to solution
20382 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
20383 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
20384 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
20385 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
20386 (tree-ssa-alias.o): Likewise.
20387 (toplev.o): Add tree-ssa-alias.h
20388 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
20389 * gimple.c (gimple_set_bb): Fix off-by-one error.
20390 (is_gimple_reg): Do not handle memory tags.
20391 (gimple_copy): Also copy virtual operands.
20392 Delay updating the statement. Do not reset loaded and stored syms.
20393 (gimple_set_stored_syms): Remove.
20394 (gimple_set_loaded_syms): Likewise.
20395 (gimple_call_copy_skip_args): Copy the virtual operands
20396 and mark the new statement modified.
20397 * tree-ssa-structalias.c (may_alias_p): Remove.
20398 (set_uids_in_ptset): Take the alias set to prune with as
20399 parameter. Fold in the alias test of may_alias_p.
20400 (compute_points_to_sets): Compute whether a ptr is dereferenced
20401 in a local sbitmap.
20402 (process_constraint): Deal with &ANYTHING on the lhs, reject all
20403 other ADDRESSOF constraints on the lhs.
20404 (get_constraint_for_component_ref): Assert that we don't get
20405 ADDRESSOF constraints from the base of the reference.
20406 Properly generate UNKNOWN_OFFSET for DEREF if needed.
20407 (struct variable_info): Remove collapsed_to member.
20408 (get_varinfo_fc): Remove.
20409 (new_var_info): Do not set collapsed_to.
20410 (dump_constraint): Do not follow cycles.
20411 (dump_constraint_graph): Likewise.
20412 (build_pred_graph): Likewise.
20413 (build_succ_graph): Likewise.
20414 (rewrite_constraints): Likewise.
20415 (do_simple_structure_copy): Remove.
20416 (do_rhs_deref_structure_copy): Remove.
20417 (do_lhs_deref_structure_copy): Remove.
20418 (collapse_rest_of_var): Remove.
20419 (do_structure_copy): Re-implement.
20420 (pta_stats): New global variable.
20421 (dump_pta_stats): New function.
20422 (struct constraint_expr): Make offset signed.
20423 (UNKNOWN_OFFSET): Define special value.
20424 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
20425 (solution_set_expand): New helper function split out from ...
20426 (do_sd_constraint): ... here.
20427 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
20428 (do_ds_constraint): Likewise.
20429 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
20430 and CALLUSED = *CALLUSED.
20431 (set_union_with_increment): Make inc argument signed.
20432 (type_safe): Remove.
20433 (get_constraint_for_ptr_offset): Handle unknown and negative
20435 (first_vi_for_offset): Handle offsets before start. Bail
20436 out early for offsets beyond the variable extent.
20437 (first_or_preceding_vi_for_offset): New function.
20438 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
20439 Together with ESCAPED = *ESCAPED this properly computes reachability.
20440 (find_what_var_points_to): New function.
20441 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
20442 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
20443 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
20444 pt_solutions_intersect): New functions.
20445 (compute_call_used_vars): Remove.
20446 (compute_may_aliases): New main entry into PTA computation.
20447 * gimple.h (gimple_p): New typedef.
20448 (struct gimple_statement_base): Remove references_memory_p.
20449 (struct gimple_statement_with_memory_ops_base): Remove
20450 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
20452 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
20453 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
20454 gimple_set_references_memory): Remove.
20455 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
20456 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
20458 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
20459 (verify_expr): Allow RESULT_DECL.
20460 (gimple_duplicate_bb): Do not copy virtual operands.
20461 (gimple_duplicate_sese_region): Adjust.
20462 (gimple_duplicate_sese_tail): Likewise.
20463 (mark_virtual_ops_in_region): Remove.
20464 (move_sese_region_to_fn): Do not call it.
20465 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
20466 and pass_simple_dse.
20467 (execute_function_todo): Handle TODO_update_address_taken,
20468 call execute_update_addresses_taken for TODO_rebuild_alias.
20469 (execute_todo): Adjust.
20470 (execute_one_pass): Init dump files early.
20471 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
20473 (create_general_new_stmt): Clear vops.
20474 * tree-ssa-reassoc.c (get_rank): Adjust.
20475 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
20476 symbols for renaming.
20477 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
20478 (PARAM_AVG_ALIASED_VOPS): Likewise.
20479 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
20480 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
20481 * tree-ssa-operands.c: Simplify for new virtual operand representation.
20482 (operand_build_cmp, copy_virtual_operands,
20483 create_ssa_artificial_load_stmt, add_to_addressable_set,
20484 gimple_add_to_addresses_taken): Remove public functions.
20485 (unlink_stmt_vdef): New function.
20487 2009-04-03 Alan Modra <amodra@bigpond.net.au>
20489 * config.gcc (powerpc-*-linux*): Merge variants.
20491 2009-04-02 Chao-ying Fu <fu@mips.com>
20492 James Grosbach <james.grosbach@microchip.com>
20494 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
20495 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
20497 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
20498 keep_interrupts_masked_p, use_debug_exception_return_p.
20499 (mips_attribute_table): Add interrupt, use_shadow_register_set,
20500 keep_interrupts_masked, use_debug_exception_return.
20501 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
20502 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
20504 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
20505 (mips_print_operand): Process COP0 registers to print $0 .. $31
20506 correctly for GAS to process.
20507 (mips_interrupt_extra_call_saved_reg_p): New function.
20508 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
20510 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
20511 (mips_compute_frame_info): Add supports for interrupt context that
20512 includes doubleword accumulators and COP0 registers.
20513 (mips_for_each_saved_acc): New function.
20514 (mips_for_each_saved_gpr_and_fpr): Change the function name from
20515 mips_for_each_saved_reg.
20516 (mips_save_reg): Save accumulators.
20517 (mips_kernel_reg_p): A new for_each_rtx callback.
20518 (mips_expand_prologue): Support interrupt handlers.
20519 (mips_restore_reg): Restore accumulators.
20520 (mips_expand_epilogue): Support interrupt handlers.
20521 (mips_can_use_return_insn): Return false for interrupt handlers.
20522 (mips_epilogue_uses): New function.
20523 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
20524 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
20525 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
20526 cop0_move): New instructions.
20527 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
20528 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
20530 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
20532 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
20533 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
20534 interrupt handlers, we use K0 as the temporary register.
20535 (EPILOGUE_USES): Change to a function call.
20536 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
20537 handlers, we use K0 as the temporary register.
20539 * doc/extend.texi (Function Attributes): Document interrupt,
20540 use_shadow_register_set, keep_interrupts_masked,
20541 use_debug_exception_return for MIPS attributes.
20543 2009-04-03 Alan Modra <amodra@bigpond.net.au>
20545 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
20546 Remove a number of t-files from tmake_file.
20547 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
20548 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
20549 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
20550 target_prototype, not TARGET_PROTOTYPE.
20551 (LINK_OS_GNU_SPEC): Define.
20552 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
20553 and darwin-ldoubdle.c.
20555 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
20558 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
20559 (cpp_options): Ditto.
20560 (default_compilers): Ditto.
20561 (display_help): Ditto.
20562 (process_command): Ditto.
20563 (do_spec_1): Ditto.
20564 (set_input): Use lbasename instead of duplicate code.
20565 (save_temps_prefix): New static for -save-temps=obj.
20566 (save_temps_length): Ditto.
20568 * doc/invoke.texi (-save-temps=obj): Document new variant to
20569 -save-temps switch.
20571 2009-04-02 Jeff Law <law@redhat.com>
20573 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
20576 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
20578 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
20579 * configure: Regenerated.
20581 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
20583 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
20584 share the argument list.
20586 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
20590 2009-02-12 Diego Novillo <dnovillo@google.com>
20592 * varpool.c (debug_varpool): New.
20593 * cgraph.h (debug_varpool): Declare.
20595 2009-04-02 Jan Hubicka <jh@suse.cz>
20597 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
20600 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
20602 * config/i386/i386.c (ix86_abi): Move initialization to ...
20603 (override_options): Here.
20605 2009-04-02 Christian Bruel <christian.bruel@st.com>
20607 * config/sh/sh.c (sh_dwarf_register_span): New function.
20608 (TARGET_DWARF_REGISTER_SPAN): Define.
20609 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
20611 2009-04-02 Ira Rosen <irar@il.ibm.com>
20613 PR tree-optimization/39595
20614 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
20615 interleaved loads group is not greater than the SLP group size.
20617 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
20619 * builtins.c (is_builtin_name): New.
20620 (called_as_built_in): Use is_builtin_name.
20621 * tree.h (is_builtin_name): New.
20622 * varasm.c (incorporeal_function_p): Use is_builtin_name
20624 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
20626 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
20628 2009-04-02 Dodji Seketeli <dodji@redhat.com>
20631 * c-decl.c (clone_underlying_type): Move this ...
20632 * c-common.c (set_underlying_type): ... here.
20633 Also, make sure the function properly sets TYPE_STUB_DECL() on
20634 the newly created typedef variant type.
20635 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
20636 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
20639 2009-04-02 Richard Guenther <rguenther@suse.de>
20641 PR tree-optimization/37221
20642 * tree-flow.h (degenerate_phi_result): Declare.
20643 * tree-ssa-dom.c (degenerate_phi_result): Export.
20644 * tree-scalar-evolution.c (analyze_initial_condition): If
20645 the initial condition is defined by a degenerate PHI node
20646 use the degenerate value.
20648 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
20650 PR rtl-optimization/39588
20651 * combine.c (merge_outer_ops): Do not set the constant when this
20653 (simplify_shift_const_1): Do not modify it either in this case.
20655 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
20657 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
20658 tuning is deprecated if -mtune value is set to an Itanium1 variant.
20660 2009-04-01 Janis Johnson <janis187@us.ibm.com>
20663 * c-lex.c (interpret_float): Default (no suffix) is double.
20665 2009-04-1 Xinliang David Li <davidxl@google.com>
20667 * config/i386/i386.c (legitimate_constant_p): Recognize
20668 all one vector constant.
20670 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20672 * config/vax/vax.c: Add #includes to silence warnings.
20673 Change #include order to silence two warnings.
20675 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20677 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
20678 (ASM_SPEC): Pass -k to the assembler for PIC code.
20680 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20682 * config.gcc: Add vax-*-linux* to the switch.
20683 * config/vax/linux.h: New file. (TARGET_VERSION,
20684 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
20686 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20688 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
20689 Use predicate macros instead of GET_CODE() == foo.
20690 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
20691 ashlsi3, rotrsi3, <unnamed>): Likewise.
20693 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20695 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
20696 jbbccihi, jbbccisi): Remova trailing whitespace.
20697 * config/vax/constraints.md: Likewise.
20698 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
20699 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
20700 * config/vax/predicates.md: Likewise.
20701 * config/vax/vax.c (print_operand_address, vax_output_int_move,
20702 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
20703 * config/vax/vax.h: Likewise.
20704 * config/vax/vax.md (nonlocal_goto): Likewise.
20706 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20708 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
20709 (indirectable_address_p, adjacent_operands_p): Add spaces around
20711 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
20713 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20715 * config/vax/vax.c (legitimate_constant_address_p,
20716 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
20717 index_term_p, reg_plus_index_p, legitimate_address_p,
20718 vax_mode_dependent_address_p): Update comments to match functions
20719 modified by the recent int->bool conversion.
20721 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20723 * config/vax/builtins.md: Update copyright message.
20724 * config/vax/constraints.md: Likewise.
20725 * config/vax/netbsd-elf.h: Likewise.
20726 * config/vax/predicates.md: Likewise.
20727 * config/vax/vax-protos.h: Likewise.
20728 * config/vax/vax.c: Likewise.
20729 * config/vax/vax.h: Likewise.
20730 * config/vax/vax.md: Likewise.
20731 * config/vax/vax.opt: Likewise.
20733 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20735 * config/vax/builtins.md (ffssi2, ffssi2_internal,
20736 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
20737 * config/vax/constraints.md (B, R): Likewise.
20738 * config/vax/predicates.md (external_memory_operand,
20739 nonimmediate_addsub_di_operand): Likewise.
20740 * config/vax/vax.c (vax_output_int_add): Likewise.
20741 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
20742 untyped_call): Likewise.
20744 2009-04-01 Matt Thomas <matt@3am-software.com>
20746 * config/vax/predicates.md: New file.
20747 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
20748 external_const_operand, nonsymbolic_operand, external_memory_operand,
20749 indirect_memory_operand, indexed_memory_operand,
20750 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
20751 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
20753 * config/vax/constraints.md: New file.
20754 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
20756 * config/vax/builtins.md: New file.
20757 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
20758 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
20760 * config/vax/vax.opt (mqmath): Add option.
20761 * config/vax/vax.md (isfx): Extend with DI.
20762 (VAXintQH, VAXintQHSD): Define.
20763 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
20764 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
20765 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
20766 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
20767 (movdi): Update constraints and use vax_output_int_move().
20768 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
20769 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
20770 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
20771 nonlocal_goto): New.
20772 (mov<mode>): Extend accepted operand types.
20773 (subdi3_old): Rename from subdi3, change update constraints and use
20774 a new implementation.
20775 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
20776 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
20777 MOVE_RATIO, CLEAR_RATIO): Define.
20778 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
20779 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
20780 (PRINT_OPERAND): Redefine using a function instead of inlined code.
20781 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
20782 (split_quadword_operands): Make static and really allow variable
20784 (print_operand_address): Update for PIC generation.
20785 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
20786 indexable_address_p, fixup_mathdi_operand,
20787 vax_expand_addsub_di_operands, adjacent_operands_p): New.
20788 (vax_float_literal, legitimate_constant_p,
20789 indirectable_constant_address_p, index_term_p,
20790 reg_plus_index_p): Return bool instead of int.
20791 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
20793 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
20795 (vax_output_conditional_branch): Indent.
20796 (legitimate_constant_address_p, indirectable_constant_address_p,
20797 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
20798 vax_mode_dependent_address_p): Return bool instead of int, update for
20800 * config/vax/vax-protos.h (legitimate_constant_address_p,
20801 legitimate_constant_p, legitimate_address_p,
20802 vax_mode_dependent_address_p): Change declaration to bool.
20803 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
20804 vax_expand_addsub_di_operands, vax_output_int_subtract,
20805 vax_output_movmemsi): Declare.
20806 (split_quadword_operands, vax_float_literal): Delete declaration.
20807 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
20808 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
20809 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
20810 ASM_OUTPUT_DWARF_PCREL): Define.
20811 (ASM_SPEC): Change definition to allow PIC generation.
20813 2009-04-01 Steve Ellcey <sje@cup.hp.com>
20815 * doc/sourcebuild.texi: Update front-end requirements.
20817 2009-04-01 Jakub Jelinek <jakub@redhat.com>
20820 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
20821 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
20822 (booldi3_internal3): Use boolean_or_operator instead of
20825 2009-04-01 Joseph Myers <joseph@codesourcery.com>
20828 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
20829 declarator whose size is not an integer constant expression but
20830 folds to an integer constant, then treat it as a constant
20833 2009-04-01 Richard Guenther <rguenther@suse.de>
20835 * fold-const.c (fold_plusminus_mult_expr): Do not fold
20836 i * 4 + 2 to (i * 2 + 1) * 2.
20838 2009-04-01 Jakub Jelinek <jakub@redhat.com>
20841 * c-parser.c (c_parser_asm_statement): Skip until close paren and
20842 return if c_parser_asm_string_literal returned NULL.
20844 2009-04-01 Nick Clifton <nickc@redhat.com>
20846 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
20848 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
20849 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
20850 other typedefs to avoid conflicts with libgcc2.c. Define labels
20851 to gain 16-bit bit-manipulation functions from libgcc2.c and then
20853 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
20854 to gain 16-bit trapping arithmetic functions from libgcc2.c and
20857 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
20859 * varasm.c (default_function_rodata_section): Declare DOT as
20862 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
20863 Andrey Galkin <agalkin@hypercom.com>
20866 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
20867 Make object_name unique for each process.
20869 2009-04-01 Jakub Jelinek <jakub@redhat.com>
20872 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
20873 addressable variables in the parallel that could go out of scope while
20874 running queued tasks.
20876 2009-04-01 Anatoly Sokolov <aesok@post.ru>
20878 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
20879 (CASE_VALUES_THRESHOLD): Redefine.
20880 * config/avr/avr.c (avr_override_options): Remove initialization of
20881 avr_case_values_threshold variable.
20882 (avr_case_values_threshold): Remove variable. Add new function.
20883 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
20884 * config/avr/avr.opt (mno-tablejump): Remove option.
20885 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
20887 2009-04-01 DJ Delorie <dj@redhat.com>
20889 * varasm.c (default_function_rodata_section): Don't assume
20890 anything about where the first '.' in the section name is.
20892 2009-04-01 Alan Modra <amodra@bigpond.net.au>
20894 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
20895 rs6000_emit_stack_tie.
20897 2009-03-31 Ian Lance Taylor <iant@google.com>
20899 * tree-eh.c (tree_remove_unreachable_handlers): Compare
20900 gimple_code with GIMPLE_RESX, not RESX.
20902 2009-03-31 Joseph Myers <joseph@codesourcery.com>
20904 * c-common.c (c_get_ident): New.
20905 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
20907 2009-04-01 Ben Elliston <bje@au.ibm.com>
20909 * config/rs6000/sysv4.opt (msdata): Improve option description.
20911 2009-03-31 Steve Ellcey <sje@cup.hp.com>
20913 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
20914 (divdf3_internal_lat): Remove.
20915 (divxf3_internal_lat): Remove.
20916 (divxf3_internal_thr): Remove.
20917 (divxf): Use divxf3_internal.
20918 * config/ia64/div.md (divsf3_internal_lat): New.
20919 (divdf3_internal_lat): New.
20920 (divxf3_internal): New.
20922 2009-03-31 Joseph Myers <joseph@codesourcery.com>
20925 * Makefile.in (USE_GCC_STDINT): Define.
20926 (stmp-int-hdrs): Install stdint.h if applicable.
20927 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
20929 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
20930 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
20931 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
20932 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
20933 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
20934 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
20935 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
20936 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
20937 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
20938 (c_common_nodes_and_builtins): Initialize
20939 underlying_wchar_type_node. Do not initialize
20940 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
20941 nodes for new types.
20942 (c_stddef_cpp_builtins): Define macros for new types.
20943 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
20945 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
20946 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
20947 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
20948 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
20949 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
20950 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
20951 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
20952 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
20953 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
20954 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
20955 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
20956 int16_type_node, int32_type_node, int64_type_node,
20957 uint8_type_node, uint16_type_node, c_uint32_type_node,
20958 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
20959 int_least32_type_node, int_least64_type_node,
20960 uint_least8_type_node, uint_least16_type_node,
20961 uint_least32_type_node, uint_least64_type_node,
20962 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
20963 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
20964 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
20965 uintptr_type_node): Define.
20966 * c-cppbuiltin.c (builtin_define_constants,
20967 builtin_define_type_minmax): New.
20968 (builtin_define_stdint_macros): Define more macros.
20969 (c_cpp_builtins): Define more limit macros.
20970 (type_suffix): New.
20971 (builtin_define_type_max): Define in terms of
20972 builtin_define_type_minmax. Remove is_long parameter. All
20974 * config.gcc (use_gcc_stdint): Define.
20975 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
20976 Add newlib-stdint.h for generic targets.
20977 * config/glibc-stdint.h, config/newlib-stdint.h,
20978 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
20979 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
20980 * config/score/score.h (UINTPTR_TYPE): Define.
20981 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
20982 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
20983 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
20984 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
20985 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
20986 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
20987 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
20988 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
20989 * config/spu/spu.h (STDINT_LONG32): Define.
20990 * configure.ac (use_gcc_stdint): Substitute.
20991 * configure: Regenerate.
20992 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
20993 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
20994 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
20995 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
20996 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
20997 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
20998 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
20999 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
21000 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
21001 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
21002 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
21003 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
21004 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
21005 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
21006 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
21007 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
21008 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
21009 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
21010 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
21011 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
21012 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
21013 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
21014 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
21015 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21016 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21017 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21018 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21019 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21020 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
21022 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
21024 * loop-iv.c (suitable_set_for_replacement): Renamed from
21025 simplify_using_assignment; changed to return bool and to accept new
21026 args DEST and SRC. Return true iff we find a source/destination pair
21027 that can be used to make a replacement, and fill SRC and DEST if so.
21028 Remove arg ALTERED. Don't deal with altered regs here. All callers
21030 (simplify_using_initial_values): Deal with altered regs here and track
21031 more precisely the effect they have on the validity of our expression.
21033 * loop-iv.c (simplify_using_condition): A condition of the form
21034 (EQ REG CONST) can be used to simply make a substitution.
21035 (simplify_using_initial_values): Keep track of conditions we have seen
21036 and keep using them to simplify new expressions, while applying the
21037 same substitutions to them as to the expression.
21039 * simplify-rtx.c (simplify_relational_operation_1): Simplify
21040 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
21043 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
21044 changed. Use this when trying to improve the upper bound.
21045 Generate the comparison by using simplify_gen_relational.
21047 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
21049 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
21051 (simplify_using_assignment, simplify_using_initial_values): Call
21052 replace_in_expr to make replacements. Call replace_single_def_regs
21053 once on the initial version of the expression.
21055 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21058 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
21060 2009-03-31 Richard Guenther <rguenther@suse.de>
21062 PR middle-end/31029
21063 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
21064 equality comparisons. Fold C - X CMP X if C % 2 == 1.
21066 2009-03-31 Richard Guenther <rguenther@suse.de>
21068 * tree.h (div_if_zero_remainder): Declare.
21069 * fold-const.c (div_if_zero_remainder): Export.
21070 * tree-ssa-forwprop.c
21071 (forward_propagate_addr_into_variable_array_index): Handle
21072 constant array index addition outside of the variable index.
21074 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21077 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
21078 define_splits, floatunssi<mode>2): Require x87 conversions from
21079 DImode to be permitted.
21081 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21083 PR preprocessor/15638
21084 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
21086 2009-03-31 Richard Guenther <rguenther@suse.de>
21088 PR middle-end/23401
21089 PR middle-end/27810
21090 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
21091 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
21092 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
21093 a separate statement.
21094 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
21095 (lookup_tmp_var): Likewise.
21096 (is_gimple_formal_tmp_or_call_rhs): Remove.
21097 (is_gimple_reg_or_call_rhs): Rename to ...
21098 (is_gimple_reg_rhs_or_call): ... this.
21099 (is_gimple_mem_or_call_rhs): Rename to ...
21100 (is_gimple_mem_rhs_or_call): ... this.
21101 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
21102 DECL_GIMPLE_REG_P only if is_formal is true.
21103 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
21104 for non-proper post-modify expression gimplification.
21105 (gimplify_self_mod_expr): For post-modify expressions gimplify
21106 the lvalue to a minimal lvalue.
21107 (rhs_predicate_for): Remove formal temp case.
21108 (gimplify_modify_expr_rhs): Likewise.
21109 (gimplify_addr_expr): Use is_gimple_reg.
21110 (gimplify_expr): Remove formal temp cases.
21111 (gimple_regimplify_operands): Likewise.
21112 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
21113 and FILTER_EXPR like constants.
21114 * gimple.c (walk_gimple_op): Fix val_only initialization, use
21116 (is_gimple_formal_tmp_rhs): Remove.
21117 (is_gimple_reg_rhs): Remove special casing.
21118 (is_gimple_mem_rhs): Fix.
21119 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
21120 (is_gimple_formal_tmp_var): Remove.
21121 (is_gimple_formal_tmp_reg): Likewise.
21122 (is_gimple_min_lval): Allow invariant component ref parts.
21123 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
21124 is_gimple_formal_tmp_reg): Remove declarations.
21125 * tree-cfg.c (verify_expr): Verify that variables with address
21126 taken do not have DECL_GIMPLE_REG_P set.
21127 * tree-mudflap.c (mf_build_check_statement_for): Use
21128 force_gimple_operand instead of gimplify_expr.
21130 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
21132 * modulo-sched.c (sms_schedule_by_order): Pass the actual
21133 schedulable rows to compute_split_row.
21135 2009-03-31 Ben Elliston <bje@au.ibm.com>
21138 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
21141 2009-03-31 Alan Modra <amodra@bigpond.net.au>
21143 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
21144 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
21145 * configure: Regenerate.
21146 * config.in: Regenerate.
21147 * config/rs6000/rs6000.opt (mtls-markers): Add.
21148 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
21149 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
21150 (tls_ld_aix, tls_ld_sysv): Likewise.
21151 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
21152 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
21154 2009-03-31 Alan Modra <amodra@bigpond.net.au>
21156 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
21158 2009-03-30 Jan Hubicka <jh@suse.cz>
21160 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
21162 (tree_remove_unreachable_handlers): Cleanup EH predecestor
21163 detection and label handling.
21165 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
21167 * ira-int.h (ira_allocno): Rename left_conflicts_num to
21168 left_conflicts_size.
21169 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
21170 ALLOCNO_LEFT_CONFLICTS_SIZE.
21172 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
21173 remove_allocno_from_bucket_and_push,
21174 allocno_spill_priority_compare, push_allocnos_to_stack,
21175 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
21176 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
21177 (setup_allocno_left_conflicts_num): Ditto. Rename to
21178 setup_allocno_left_conflicts_size.
21179 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
21180 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
21181 setup_allocno_left_conflicts_size instead of
21182 setup_allocno_left_conflicts_num.
21184 * ira-build.c (ira_create_allocno): Use
21185 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
21186 ALLOCNO_LEFT_CONFLICTS_NUM.
21188 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
21190 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
21191 instead of DF_LR_OUT.
21193 * ira-lives.c (process_bb_node_lives): Ditto.
21195 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
21196 instead of DF_LR_{OUT,IN}.
21198 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
21200 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
21202 2009-03-30 Jan Hubicka <jh@suse.cz>
21204 * except.c (label_to_region_map): Fix thinko.
21206 2009-03-30 Steve Ellcey <sje@cup.hp.com>
21208 PR middle-end/38237
21209 * tree.h (tree_find_value): New declaration.
21210 * tree.c (tree_find_value): New function.
21211 * varasm.c (assemble_external): Avoid duplicate entries on lists.
21213 2009-03-30 Jakub Jelinek <jakub@redhat.com>
21216 * c-decl.c (struct c_binding): Add locus field.
21217 (bind): Add locus argument, set locus field from it.
21218 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
21219 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
21220 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
21221 implicitly_declare, undeclared_variable, lookup_label,
21222 declare_label, c_make_fname_decl, c_builtin_function,
21223 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
21226 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
21229 * config/i386/i386.c (classify_argument): Check total size of
21232 2009-03-30 Martin Jambor <mjambor@suse.cz>
21234 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
21235 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
21236 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
21239 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
21240 seen_variable_array_ref while also traversing a union.
21242 * tree-inline.c (optimize_inline_calls): Do not call
21243 cgraph_node_remove_callees.
21244 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
21245 (pass_remove_cgraph_callee_edges): New variable.
21246 * passes.c (init_optimization_passes): Add
21247 pass_remove_cgraph_callee_edges after early inlining and before all
21248 late intraprocedural passes.
21250 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
21252 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21254 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
21255 Fix typos in names.
21257 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21259 * combine.c (simplify_comparison): Use have_insn_for.
21260 * dojump.c (do_jump): Likewise.
21262 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21264 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
21265 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
21266 sparc_compare_op0 like sparc_compare_emitted used to be handled.
21267 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
21268 instead of sparc_compare_emitted.
21269 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
21270 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
21271 instead of sparc_compare_emitted.
21273 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21275 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
21276 enter/exit cfglayout mode.
21277 (pass_partition_block): Require it.
21278 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
21279 (combine_instructions): Track basic blocks instead of labels.
21280 (update_cfg_for_uncondjump): New.
21281 (try_combine): Use it. Update jumps after rescanning.
21282 (pass_combine): Require PROP_cfglayout.
21283 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
21285 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21287 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
21288 Provide/destroy PROP_cfglayout respectively.
21289 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
21290 * tree-pass.h (PROP_cfglayout): New.
21292 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21294 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
21295 fold_convert_const_fixed_from_fixed,
21296 fold_convert_const_fixed_from_int,
21297 fold_convert_const_fixed_from_real, fold_negate_const): Do not
21298 set TREE_CONSTANT_OVERFLOW.
21299 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
21300 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
21302 2009-03-30 Ira Rosen <irar@il.ibm.com>
21304 * tree-vect-loop-manip.c: New file.
21305 * tree-vectorizer.c: Update documentation and included files.
21306 (vect_loop_location): Make extern.
21307 (rename_use_op): Move to tree-vect-loop-manip.c
21308 (rename_variables_in_bb, rename_variables_in_loop,
21309 slpeel_update_phis_for_duplicate_loop,
21310 slpeel_update_phi_nodes_for_guard1,
21311 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
21312 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
21313 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
21314 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
21315 find_loop_location): Likewise.
21316 (new_stmt_vec_info): Move to tree-vect-stmts.c.
21317 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
21318 get_vectype_for_scalar_type, vect_is_simple_use,
21319 supportable_widening_operation, supportable_narrowing_operation):
21321 (bb_in_loop_p): Move to tree-vect-loop.c.
21322 (new_loop_vec_info, destroy_loop_vec_info,
21323 reduction_code_for_scalar_code, report_vect_op,
21324 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
21325 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
21326 (vect_supportable_dr_alignment): Likewise.
21327 * tree-vectorizer.h (tree-data-ref.h): Include.
21328 (vect_loop_location): Declare.
21329 Reorganize function declarations according to the new file structure.
21330 * tree-vect-loop.c: New file.
21331 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
21332 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
21333 * tree-vect-data-refs.c: New file.
21334 * tree-vect-patterns.c (timevar.h): Don't include.
21335 * tree-vect-stmts.c: New file.
21336 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
21337 tree-vect-slp.c, tree-vect-loop.c.
21338 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
21339 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
21340 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
21341 (tree-vect-analyze.o): Remove.
21342 (tree-vect-transform.o): Likewise.
21343 (tree-vect-data-refs.o): Add rule.
21344 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
21345 tree-vect-slp.o): Likewise.
21346 (tree-vect-patterns.o): Remove redundant dependencies.
21347 (tree-vectorizer.o): Likewise.
21348 * tree-vect-slp.c: New file.
21350 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21352 * optc-gen.awk: Warn if an option flag has multiple different
21355 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
21357 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
21358 -floop-block): Document dependences on PPL, CLooG and Graphite.
21360 2009-03-30 Joseph Myers <joseph@codesourcery.com>
21362 PR rtl-optimization/323
21363 * c-common.c (c_fully_fold, convert_and_check,
21364 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
21365 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
21366 * c-common.def (EXCESS_PRECISION_EXPR): New.
21367 * c-cppbuiltin.c (builtin_define_float_constants): Define
21368 constants with enough digits for long double.
21369 * c-lex.c (interpret_float): Interpret constant with excess
21370 precision where appropriate.
21371 * c-opts.c (c_common_post_options): Set
21372 flag_excess_precision_cmdline. Give an error for
21373 -fexcess-precision=standard for C++ for processors where the
21374 option is significant.
21375 * c-parser.c (c_parser_conditional_expression): Handle excess
21376 precision in condition.
21377 * c-typeck.c (convert_arguments): Handle arguments with excess
21379 (build_unary_op): Move excess precision outside operation.
21380 (build_conditional_expr): Likewise.
21381 (build_compound_expr): Likewise.
21382 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
21383 (build_modify_expr): Handle excess precision in RHS.
21384 (convert_for_assignment): Handle excess precision in converted
21386 (digest_init, output_init_element, process_init_element): Handle
21387 excess precision in initializer.
21388 (c_finish_return): Handle excess precision in return value.
21389 (build_binary_op): Handle excess precision in operands and add
21390 excess precision as needed for operation.
21391 * common.opt (-fexcess-precision=): New option.
21392 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
21393 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
21394 For standard excess precision, output explicit conversion to and
21395 truncation from XFmode.
21396 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
21397 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
21398 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
21399 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
21400 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
21401 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
21402 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
21403 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
21404 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
21405 define_splits, sqrt<mode>2): Disable where appropriate for
21406 standard excess precision.
21407 * convert.c (convert_to_real): Do not shorten arithmetic to type
21408 for which excess precision would be used.
21409 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
21410 * doc/invoke.texi (-fexcess-precision=): Document option.
21411 (-mfpmath=): Correct index entry.
21412 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
21413 flag_excess_precision): New.
21414 * langhooks.c (lhd_post_options): Set
21415 flag_excess_precision_cmdline.
21416 * opts.c (common_handle_option): Handle -fexcess-precision=.
21417 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
21418 init_excess_precision): New.
21419 (lang_dependent_init_target): Call init_excess_precision.
21420 * tree.c (excess_precision_type): New.
21421 * tree.h (excess_precision_type): Declare.
21423 2009-03-30 Joseph Myers <joseph@codesourcery.com>
21426 * c-typeck.c (build_component_ref): Do not copy qualifiers from
21427 non-lvalue to component.
21429 2009-03-29 Joseph Myers <joseph@codesourcery.com>
21431 PR preprocessor/34695
21432 * Makefile.in (c-opts.o): Depend on c-tree.h.
21433 * c-common.c: Move down include of diagnostic.h.
21434 (done_lexing, c_cpp_error): New.
21435 * c-common.h (done_lexing): Declare.
21436 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
21438 * c-opts.c: Include c-tree.h.
21439 (c_common_init_options): Set preprocessor error callback.
21440 (c_common_handle_option): Do not set preprocessor
21441 inhibit_warnings, warnings_are_errors, warn_system_headers,
21442 pedantic_errors or inhibit_warnings flags.
21443 (c_common_post_options): Do not check cpp_errors (parse_in).
21444 (c_common_finish): Do not output dependencies if there were
21445 errors. Do not check return value of cpp_finish.
21446 * c-ppoutput.c (pp_file_change): Set input_location.
21447 * c-tree.h (c_cpp_error): Declare.
21448 * diagnostic.c (diagnostic_set_info_translated): Also initialize
21450 (diagnostic_build_prefix): Check override_column.
21451 * diagnostic.h (diagnostic_info): Add override_column field.
21452 (diagnostic_override_column): Define.
21454 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
21456 * c-common.c (c_expand_expr, c_staticp): Remove.
21457 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
21458 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
21459 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
21460 * c-gimplify.c (gimplify_compound_literal_expr,
21461 optimize_compound_literals_in_ctor): Remove.
21462 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
21463 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
21464 * c-semantics.c (emit_local_var): Remove.
21466 * langhooks-def.h (lhd_expand_expr): Remove.
21467 * langhooks.c (lhd_expand_expr): Remove.
21468 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
21470 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
21471 handling from c-semantics.c; don't call into langhook.
21472 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
21473 * gimplify.c (gimplify_compound_literal_expr,
21474 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
21475 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
21476 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
21477 as was done in c-gimplify.c.
21478 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
21479 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
21480 Move from c-common.h.
21481 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
21483 * tree.c (staticp): Do not call langhook.
21484 * langhooks.c (lhd_staticp): Delete.
21485 * langhooks-def.h (lhd_staticp): Delete prototype.
21486 (LANG_HOOKS_STATICP): Delete.
21487 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
21489 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
21490 instead of DECL_STMTs.
21492 2009-03-29 Joseph Myers <joseph@codesourcery.com>
21500 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
21502 (fold_call_expr): Return a NOP_EXPR from folding rather than the
21503 contained expression.
21504 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
21505 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
21506 conditional expressions for C.
21507 (decl_constant_value_for_optimization): Move from
21508 decl_constant_value_for_broken_optimization in c-typeck.c. Check
21509 whether optimizing and that the expression is a VAR_DECL not of
21510 array type instead of doing such checks in the caller. Do not
21511 check pedantic. Call gcc_unreachable for C++.
21512 * c-common.def (C_MAYBE_CONST_EXPR): New.
21513 * c-common.h (c_fully_fold, c_save_expr,
21514 decl_constant_value_for_optimization): New prototypes.
21515 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
21516 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
21517 EXPR_INT_CONST_OPERANDS): Define.
21518 * c-convert.c (convert): Strip nops from expression.
21519 * c-decl.c (groktypename): Take extra parameters expr and
21520 expr_const_operands. Update call to grokdeclarator.
21521 (start_decl): Update call to grokdeclarator. Add statement for
21522 expressions used in type of decl.
21523 (grokparm): Update call to grokdeclarator.
21524 (push_parm_decl): Update call to grokdeclarator.
21525 (build_compound_literal): Add parameter non_const and build a
21526 C_MAYBE_COSNT_EXPR if applicable.
21527 (grokdeclarator): Take extra parameters expr and
21528 expr_const_operands. Track expressions used in declaration
21529 specifiers and declarators. Fold array sizes and track whether
21530 they are constant expressions and whether they are integer
21531 constant expressions.
21532 (parser_xref_tag): Set expr and expr_const_operands fields in
21534 (grokfield): Update call to grokdeclarator.
21535 (start_function): Update call to grokdeclarator.
21536 (build_null_declspecs): Set expr and expr_const_operands fields in
21538 (declspecs_add_type): Handle expressions in typeof specifiers.
21539 * c-parser.c (c_parser_declspecs): Set expr and
21540 expr_const_operands fields for declaration specifiers.
21541 (c_parser_enum_specifier): Likewise.
21542 (c_parser_struct_or_union_specifier): Likewise.
21543 (c_parser_typeof_specifier): Likewise. Update call to
21544 groktypename. Fold expression as needed. Return expressions with
21545 type instead of adding statements.
21546 (c_parser_attributes): Update calls to c_parser_expr_list.
21547 (c_parser_statement_after_labels): Fold expression before passing
21548 to objc_build_throw_stmt.
21549 (c_parser_condition): Fold expression.
21550 (c_parser_asm_operands): Fold expression.
21551 (c_parser_conditional_expression): Use c_save_expr. Update call
21552 to build_conditional_expr.
21553 (c_parser_alignof_expression): Update call to groktypename.
21554 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
21555 original_code. Fold expression argument of va_arg. Create
21556 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
21557 argument to va_arg. Update calls to groktypename. Fold array
21558 index for offsetof. Verify that first argument to
21559 __builtin_choose_expr has integer type.
21560 (c_parser_postfix_expression_after_paren_type): Update calls to
21561 groktypename and build_compound_literal. Handle expressions with
21562 side effects in type name.
21563 (c_parser_postfix_expression_after_primary): Update call to
21564 c_parser_expr_list. Set original_code for calls to
21565 __builtin_constant_p.
21566 (c_parser_expr_list): Take extra parameter fold_p. Fold
21567 expressions if requested.
21568 (c_parser_objc_type_name): Update call to groktypename.
21569 (c_parser_objc_synchronized_statement): Fold expression.
21570 (c_parser_objc_receiver): Fold expression.
21571 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
21572 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
21573 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
21574 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
21575 (struct c_typespec): Add elements expr and expr_const_operands.
21576 (struct c_declspecs): Add elements expr and expr_const_operands.
21577 (groktypename, build_conditional_expr, build_compound_literal):
21579 (in_late_binary_op): Declare.
21580 * c-typeck.c (note_integer_operands): New function.
21581 (in_late_binary_op): New variable.
21582 (decl_constant_value_for_broken_optimization): Move to c-common.c
21583 and rename to decl_constant_value_for_optimization.
21584 (default_function_array_conversion): Do not strip nops.
21585 (default_conversion): Do not call
21586 decl_constant_value_for_broken_optimization.
21587 (build_array_ref): Do not fold result.
21588 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
21589 result when operand is a VLA.
21590 (c_expr_sizeof_type): Update call to groktypename. Handle
21591 expressions included in type name. Use C_MAYBE_CONST_EXPR for
21592 result when operand names a VLA type.
21593 (build_function_call): Update call to build_compound_literal.
21594 Only fold result for calls to __builtin_* functions. Strip
21595 NOP_EXPR from INTEGER_CST returned from such functions. Fold
21596 the function designator.
21597 (convert_arguments): Fold arguments. Update call to
21598 convert_for_assignment.
21599 (build_unary_op): Handle increment and decrement of
21600 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
21601 decrement earlier. Fold operand of increment and decrement.
21602 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
21603 built for integer operand. Wrap returns that are INTEGER_CSTs
21604 without being integer constant expressions or that have integer
21605 constant operands without being INTEGER_CSTs.
21606 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
21607 (build_conditional_expr): Add operand ifexp_bcp. Track whether
21608 result is an integer constant expression or can be used in
21609 unevaluated parts of one and avoid folding and wrap as
21610 appropriate. Fold operands before possibly doing -Wsign-compare
21612 (build_compound_expr): Wrap result for C99 if operands can be used
21613 in integer constant expressions.
21614 (build_c_cast): Update call to digest_init. Do not ignore
21615 overflow from casting floating-point constants to integers. Wrap
21616 results that could be confused with integer constant expressions,
21617 null pointer constants or floating-point constants.
21618 (c_cast_expr): Update call to groktypename. Handle expressions
21619 included in type name.
21620 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
21621 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
21622 Update calls to convert_for_assignment.
21623 (convert_for_assignment): Take new parameter
21624 null_pointer_constant. Do not strip nops or call
21625 decl_constant_value_for_broken_optimization. Set
21626 in_late_binary_op for conversions to boolean.
21627 (store_init_value): Update call to digest_init.
21628 (digest_init): Take new parameter null_pointer_constant. Do not
21629 call decl_constant_value_for_broken_optimization. pedwarn for
21630 initializers not constant expressions. Update calls to
21631 convert_for_assignment.
21632 (constructor_nonconst): New.
21633 (struct constructor_stack): Add nonconst element.
21634 (really_start_incremental_init, push_init_level, pop_init_level):
21635 Handle constructor_nonconst and nonconst element.
21636 (set_init_index): Call constant_expression_warning for array
21638 (output_init_element): Fold value. Set constructor_nonconst as
21639 applicable. pedwarn for initializers not constant expressions.
21640 Update call to digest_init. Call constant_expression_warning
21641 where constant initializers are required.
21642 (process_init_element): Use c_save_expr.
21643 (c_finish_goto_ptr): Fold expression.
21644 (c_finish_return): Fold return value. Update call to
21645 convert_for_assignment.
21646 (c_start_case): Fold switch expression.
21647 (c_process_expr_stmt): Fold expression.
21648 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
21649 ensure statement expression is not evaluated in constant expression.
21650 (build_binary_op): Track whether results are integer constant
21651 expressions or may occur in such, disable folding and wrap results
21652 as applicable. Fold operands for -Wsign-compare warnings unless
21654 (c_objc_common_truthvalue_conversion): Handle results folded to
21655 integer constants that are not integer constant expressions.
21656 * doc/extend.texi: Document when typeof operands are evaluated,
21657 that condition of __builtin_choose_expr is an integer constant
21658 expression, and more about use of __builtin_constant_p in
21661 2009-03-29 Richard Guenther <rguenther@suse.de>
21663 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
21664 propagate addresses of array references.
21666 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
21668 * regmove.c (perhaps_ends_bb_p): Remove.
21669 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
21670 from INSN and check that the main loop stays within that basic block.
21671 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
21672 (regmove_forward_pass): Split out from regmove_optimize. Use
21673 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
21674 (regmove_backward_pass): Split out from regmove_optimize. Use
21675 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
21676 (regmove_optimize): Simplify.
21678 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
21681 * config/i386/i386.c (classify_argument): Ignore flexible array
21682 member in struct and warn ABI change.
21684 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
21686 * config/i386/i386-protos.h (ix86_agi_dependent): New.
21688 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
21689 (ix86_adjust_cost): Updated.
21691 2009-03-29 Jan Hubicka <jh@suse.cz>
21693 PR middle-end/28850
21694 * tree-pass.h (pass_cleanup_eh): New function.
21695 (remove_unreachable_regions): Break code handling RTL
21696 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
21697 that can not be reached by runtime.
21698 (can_be_reached_by_runtime): New function.
21699 (label_to_region_map): New function.
21700 (num_eh_regions): New function.
21701 (rtl_remove_unreachable_regions): New function.
21702 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
21703 (remove_eh_region): New function.
21704 * except.h: Include sbitmap and vecprim.
21705 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
21706 num_eh_regions): Declare.
21707 * passes.c (init_optimization_passes): Schedule cleanup_eh.
21708 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
21709 * tree-eh.c (tree_remove_unreachable_handlers): New function.
21710 (tree_empty_eh_handler_p): New function.
21711 (cleanup_empty_eh): New function.
21712 (cleanup_eh): New function.
21713 (pass_cleanup_eh): New function.
21715 2009-03-29 Jan Hubicka <jh@suse.cz>
21717 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
21718 for removed regions.
21720 2009-03-29 Jan Hubicka <jh@suse.cz>
21722 * except.c (dump_eh_tree): Dump all datastructures.
21724 2009-03-29 Jan Hubicka <jh@suse.cz>
21726 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
21727 (duplicate_eh_regions_1): Likewise.
21728 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
21729 vector; call EH verification.
21730 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
21731 Be ready for region being removed.
21733 2009-03-29 Jan Hubicka <jh@suse.cz>
21735 * bitmap.c (bitmap_last_set_bit): New function.
21736 * bitmap.h (bitmap_last_set_bit): Declare.
21738 2009-03-29 David Ayers <ayers@fsfe.org>
21741 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
21742 by calling objc_compare_types and surpress warnings about
21743 incompatible C pointers that are compatible ObjC pointers.
21745 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
21747 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
21748 call initialize_inline_failed.
21749 (initialize_inline_failed): Move it from here ...
21750 * cgraph.c (initialize_inline_failed): ... to here.
21751 (cgraph_create_edge): Call initialize_inline_failed rather than
21752 setting inline_failed directly.
21754 2009-03-29 Ben Elliston <bje@au.ibm.com>
21757 * sysv4.opt (msdata): Improve comment.
21758 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
21759 * sysv4.h (SVR4_ASM_SPEC): Likewise.
21761 2009-03-29 Ben Elliston <bje@au.ibm.com>
21764 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
21765 load and store attributes.
21767 2009-03-29 Ben Elliston <bje@au.ibm.com>
21769 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
21770 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
21771 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
21772 * doc/extend.texi (X86 Built-in Functions): Add index entries for
21773 __builtin_infq and __builtin_huge_valq.
21775 2009-03-28 Anatoly Sokolov <aesok@post.ru>
21777 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
21779 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
21780 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
21782 2009-03-28 Xinliang David Li <davidxl@google.com>
21784 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
21785 (do_dbg_cnt): New function.
21787 2009-03-28 Jan Hubicka <jh@suse.cz>
21789 Merge from pretty-ipa:
21791 2009-03-27 Jan Hubicka <jh@suse.cz>
21793 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
21794 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
21795 * passes.c (function_called_by_processed_nodes_p): New.
21796 * ipa-pure-const.c (check_call): Fix handling of operands.
21797 (analyze_function): Dump debug output for skipped bodies.
21798 (local_pure_const): Use function_called_by_processed_nodes_p.
21799 * dwarf2out.c (reference_to_unused): Use output.
21800 * passes.c (do_per_function_toporder): Likewise.
21802 2008-11-12 Jan Hubicka <jh@suse.cz>
21804 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
21805 * ipa-pure-const.c (funct_state_d): Add can throw field; make
21806 state_set_in_source enum
21807 (check_decl): Ignore memory tags; do not set fake looping flags;
21809 (check_operand, check_tree, check_rhs_var, check_lhs_var,
21810 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
21811 (check_call, analyze_function): Rewrite.
21813 (add_new_function): Update call of analyze_function.
21814 (generate_summary): Add call of analyze_function.
21815 (propagate): Propagate can_throw; handle state_set_in_source correctly.
21816 (local_pure_const): New function.
21817 (pass_local_pure_const): New pass.
21818 * ipa-inline.c (inline_transform): Set after_inlining.
21819 * tree-eh.c (stmt_can_throw_external): New.
21820 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
21821 work with aliasing built.
21822 * tree-flow.h (stmt_can_throw_external): New.
21823 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
21824 and local pure/const pass in early and late optimization queue.
21826 2009-03-28 Martin Jambor <mjambor@suse.cz>
21828 * fold-const.c (get_pointer_modulus_and_residue): New parameter
21830 (fold_binary): Allow function decl aligment consideration is the
21831 second argument is integer constant one.
21832 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
21833 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
21834 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
21836 2009-03-28 Jan Hubicka <jh@suse.cz>
21838 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
21839 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
21840 * function.h (rtl_data): Add nothrow flag.
21841 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
21842 set DECL_NOTHROW for AVAILABLE functions.
21844 2009-03-28 Jakub Jelinek <jakub@redhat.com>
21846 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
21847 following vector keyword has expansion starting with pixel or bool
21848 keyword, expand vector to __vector and pixel or bool to __pixel or
21852 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
21853 warn_if_disallowed_function_p): Removed.
21854 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
21855 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
21856 warning_if_disallowed_function_p.
21857 * flags.h (warn_if_disallowed_function_p,
21858 warn_disallowed_functions): Removed.
21859 * common.opt (Wdisallowed-function-list=): Removed.
21860 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
21862 2009-03-28 Richard Guenther <rguenther@suse.de>
21864 PR tree-optimization/38723
21865 * tree-ssa-pre.c (compute_avail): Add all default definitions to
21868 2009-03-28 Jan Hubicka <jh@suse.cz>
21870 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
21871 test introduced by my previous patch.
21873 2009-03-28 Richard Guenther <rguenther@suse.de>
21875 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
21876 the PHIs value undefined.
21878 2009-03-28 Jan Hubicka <jh@suse.cz>
21880 * tree-pass.h (pass_fixup_cfg): New pass.
21881 * ipa-inline.c (inline_transform): Set
21882 always_inline_functions_inlined/after_inlining.
21883 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
21884 (pass_fixup_cfg): New pass.
21885 * passes.c (init_optimization_passes): Add fixup_cfg.
21887 2009-03-28 Richard Guenther <rguenther@suse.de>
21889 PR tree-optimization/38458
21890 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
21891 argument use the arguments copy-of value.
21893 2009-03-28 Richard Guenther <rguenther@suse.de>
21895 PR tree-optimization/38180
21896 * tree-ssa-ccp.c (get_default_value): Simplify.
21897 (likely_value): Likewise.
21898 (surely_varying_stmt_p): Properly handle VOP case.
21899 (ccp_initialize): Likewise.
21900 (ccp_fold): Handle propagating through *&.
21901 (fold_const_aggregate_ref): Also handle decls.
21903 2009-03-28 Jan Hubicka <jh@suse.cz>
21905 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
21906 * cgraph.h (cgraph_node): Likewise.
21907 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
21908 (cgraph_reset_node): Use process flag.
21909 (cgraph_mark_functions_to_output): Likewise.
21910 (cgraph_expand_function): Likewise.
21911 (cgraph_expand_all_functions): Likewise.
21912 (cgraph_output_in_order): Likewise.
21913 * dwarf2out.c (reference_to_unused): Likewise.
21914 * passes.c do_per_function_toporder): Likewise.
21916 2009-03-28 Jan Hubicka <jh@suse.cz>
21918 Bring from lto-branch:
21920 2008-09-03 Doug Kwan <dougkwan@google.com>
21922 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
21923 enums instead of reason strings.
21924 * cgraph.c (cgraph_create_edge): Same.
21925 (cgraph_inline_failed_string): New function.
21926 * cgraph.h (cgraph_inline_failed_t): New enum type.
21927 (cgraph_inline_failed_string): New prototype.
21928 (struct cgraph_edge): Change type of INLINED_FAILED from constant
21929 char pointer to cgraph_inline_failed_t.
21930 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
21931 (cgraph_default_inline_p): Ditto.
21932 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
21933 to cgraph_inline_failed_t pointer.
21934 * cif-code.def: New file.
21935 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
21937 (cgraph_check_inline_limits): Change type of REASON to pointer to
21938 cgraph_inline_failed_t. Replace reason strings with enums.
21939 (cgraph_default_inline_p): Ditto.
21940 (cgraph_recursive_inlining_p): Ditto.
21941 (update_caller_keys): Change type of FAILED_REASON to
21942 cgraph_inline_failed_t.
21943 (cgraph_set_inline_failed): Change type of REASON to pointer to
21944 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
21945 convert enums to strings for text output.
21946 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
21947 to be of type cgraph_inline_failed_t. Replace reason strings with
21948 enums. Call cgraph_inline_failed_string to covert enums
21949 to strings for text output.
21950 (cgraph_decide_inlining): Replace reason strings with enums.
21951 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
21952 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
21954 * tree-inline.c (expand_call_inline): Change type of REASON
21955 to cgraph_inline_failed_t. Replace reason strings with enums.
21956 Call cgraph_inline_failed_string for text output.
21957 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
21960 2009-03-28 Jan Hubicka <jh@suse.cz>
21962 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
21963 cgraph_clone_node): Remove master clone handling.
21964 (cgraph_is_master_clone, cgraph_master_clone): Remove.
21965 * cgraph.h (master_clone): Remove.
21966 (cgraph_is_master_clone, cgraph_master_clone): Remove.
21967 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
21968 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
21970 2009-03-28 Jan Hubicka <jh@suse.cz>
21972 * cgraph.c (cgraph_function_body_availability): Functions declared
21973 inline are always safe to assume that it is not going to be replaced.
21975 2009-03-28 Richard Guenther <rguenther@suse.de>
21977 PR tree-optimization/38513
21978 * tree-ssa-pre.c (eliminate): Remove redundant stores.
21979 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
21980 EXC_PTR_EXPR and FILTER_EXPR.
21981 (get_ref_from_reference_ops): Likewise.
21983 2009-03-28 Richard Guenther <rguenther@suse.de>
21985 PR tree-optimization/38968
21986 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
21987 Use FLOOR_MOD_EXPR to compute misalignment.
21989 2009-03-28 Richard Guenther <rguenther@suse.de>
21991 PR tree-optimization/37795
21992 * tree.h (combine_comparisons): Declare.
21993 * fold-const.c (combine_comparisons): Export.
21994 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
21996 (ifcombine_iforif): Use combine_comparisons.
21998 2009-03-28 Jan Hubicka <jh@suse.cz>
22000 * tree-eh.c (inlinable_call_p): New function.
22001 (make_eh_edges): Use it.
22002 (verify_eh_edges): Use it.
22003 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
22004 * except.c (reachable_next_level): Add inlinable_function argument
22005 (sjlj_find_directly_reachable_regions): Update.
22006 (add_reachable_handler): Do not set saw_any_handlers.
22007 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
22008 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
22009 Add new inlinable call parameter.
22010 (can_throw_internal, can_throw_external): Update.
22011 * except.h (can_throw_internal_1, can_throw_external_1,
22012 foreach_reachable_handler): Update declaration.
22014 2009-03-28 Joseph Myers <joseph@codesourcery.com>
22016 * config/arm/t-arm-coff, config/h8300/coff.h,
22017 config/i386/i386-aout.h, config/i386/i386-coff.h,
22018 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
22019 config/pdp11/2bsd.h, config/rs6000/aix41.h,
22020 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
22021 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
22022 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
22023 sys-types.h: Remove.
22024 * Makefile.in: Remove protoize and fixproto support and references
22026 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
22027 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
22029 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
22030 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
22031 unprotoize$(exeext).
22032 (rest.encap): Don't depend on $(STMP_FIXPROTO)
22033 (.PHONY): Don't depend on proto.
22034 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
22035 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
22036 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
22037 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
22038 build/gen-protos.o, build/scan.o, xsys-protos.h,
22039 build/fix-header$(build_exeext), build/fix-header.o,
22040 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
22041 stmp-install-fixproto): Remove.
22042 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
22043 SYSCALLS.c or fixproto files.
22044 (install-common): Don't install protoize.
22045 (install-headers-tar, install-headers-cpio, install-headers-cp):
22046 Don't depend on $(STMP_FIXPROTO).
22047 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
22048 install fixproto files or write out fixproto settings.
22049 (uninstall): Don't uninstall protoize.
22050 * config.gcc (use_fixproto): Remove.
22051 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
22052 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
22053 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
22054 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
22055 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
22056 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
22057 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
22058 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
22059 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
22060 * config/t-vxworks (STMP_FIXPROTO): Remove.
22061 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
22062 STMP_FIXPROTO): Remove.
22063 * config.in, configure: Regenerate.
22064 * crtstuff.c (gid_t, uid_t): Don't undefine.
22065 * doc/install.texi: Change m68k-coff to m68k-elf in example.
22066 (arm-*-coff, arm-*-aout: Remove target entries.
22067 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
22068 Remove mention of AIX 4.1.
22069 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
22070 * doc/invoke.texi (Running Protoize): Remove.
22071 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
22072 (Protoize Caveats): Remove.
22073 * tsystem.h: Update comments on headers assumed to exist.
22075 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
22077 * genautomata.c: Add a new year to the copyright. Add a new
22079 (struct insn_reserv_decl): Add comments for member bypass_list.
22080 (find_bypass): Remove.
22081 (insert_bypass): New.
22082 (process_decls): Use insert_bypass.
22083 (output_internal_insn_latency_func): Output all bypasses with the
22084 same input insn in one switch case.
22086 * rtl.def (define_bypass): Describe bypass choice.
22087 * doc/md.texi (define_bypass): Ditto.
22089 2009-03-27 Richard Guenther <rguenther@suse.de>
22091 * gimplify.c (mark_addressable): Export.
22092 * tree-flow.h (mark_addressable): Declare.
22093 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
22094 * tree-ssa.c (verify_phi_args): Verify that address taken
22095 variables have TREE_ADDRESSABLE set.
22097 2009-03-27 Richard Guenther <rguenther@suse.de>
22099 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
22100 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
22101 Do not mark decls TREE_ADDRESSABLE.
22102 (build_fold_addr_expr): Adjust.
22103 (fold_addr_expr): Remove.
22104 (fold_unary): Use build_fold_addr_expr.
22105 (fold_comparison): Likewise.
22106 (split_address_to_core_and_offset): Likewise.
22107 * coverage.c (tree_coverage_counter_addr): Mark the array decl
22109 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
22110 (gimplify_modify_expr_to_memcpy): Mark source and destination
22112 * omp-low.c (create_omp_child_function): Mark the object decl
22114 (lower_rec_input_clauses): Mark the var we take the address of
22116 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
22118 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22120 PR middle-end/39315
22121 * cfgexpand.c (expand_one_stack_var_at): Change alignment
22122 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
22124 2009-03-27 Richard Guenther <rguenther@suse.de>
22126 PR tree-optimization/39120
22127 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
22129 (handle_lhs_call): Process return constraints. Add escape
22130 constraints if necessary.
22131 (handle_const_call): Fill out return constraints. Make nested
22132 case more precise. Avoid consttmp if possible.
22133 (handle_pure_call): Fill out return constraints. Avoid
22134 callused if possible.
22135 (find_func_aliases): Simplify call handling.
22137 2009-03-27 Richard Guenther <rguenther@suse.de>
22139 PR tree-optimization/39120
22140 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
22141 as a representative.
22142 (solve_graph): Do propagate CALLUSED.
22143 (handle_pure_call): Use a scalar constraint from CALLUSED for
22145 (find_what_p_points_to): CALLUSED shall not appear in poins-to
22148 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22151 * c-common.c (handle_aligned_attribute): Properly check alignment
22152 overflow. Use (1U << i) instead of (1 << i).
22154 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
22156 * expr.h (get_mem_align_offset): Updated.
22158 * tree.h (tree_decl_common): Change align to "unsigned int" and
22159 move it before pointer_alias_set.
22161 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22162 Jakub Jelinek <jakub@redhat.com>
22165 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
22166 gr_register_operand with gr_reg_or_0_operand.
22167 (cmpxchg_rel_di): Likewise.
22168 (sync_lock_test_and_set<mode>): Likewise.
22170 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22172 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
22173 (true_regnum): Likewise.
22175 * rtlanal.c (subreg_info): Moved to ...
22176 * rtl.h (subreg_info): Here. New.
22177 (subreg_get_info): New.
22179 * rtlanal.c (subreg_get_info): Make it extern.
22181 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22184 * config/i386/i386.c (ix86_abi): New.
22185 (override_options): Handle -mabi=.
22186 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
22187 (ix86_call_abi_override): Likewise.
22188 (init_cumulative_args): Likewise.
22189 (function_arg_advance): Likewise.
22190 (function_arg_64): Likewise.
22191 (function_arg): Likewise.
22192 (ix86_pass_by_reference): Likewise.
22193 (ix86_function_value_regno_p): Likewise.
22194 (ix86_build_builtin_va_list_abi): Likewise.
22195 (setup_incoming_varargs_64): Likewise.
22196 (is_va_list_char_pointer): Likewise.
22197 (ix86_init_machine_status): Likewise.
22198 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
22199 (ix86_function_type_abi): Return enum calling_abi. Rewrite
22200 for 64bit. Replace DEFAULT_ABI with ix86_abi.
22201 (ix86_function_abi): Make it static and return enum calling_abi.
22202 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
22204 (ix86_fn_abi_va_list): Updated.
22206 * config/i386/i386.h (ix86_abi): New.
22207 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
22208 (CONDITIONAL_REGISTER_USAGE): Likewise.
22209 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
22210 (machine_function): Likewise.
22212 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
22214 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
22215 (STACK_BOUNDARY): Likewise.
22216 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
22218 * config/i386/i386.opt (mabi=): New.
22220 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
22221 return enum calling_abi.
22222 (ix86_function_type_abi): Likewise.
22223 (ix86_function_abi): Removed.
22225 * doc/invoke.texi: Document -mabi= option for x86.
22227 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22229 * builtins.c (real_dconstp): Delete.
22230 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
22232 2009-03-27 Dodji Seketeli <dodji@redhat.com>
22233 Jakub Jelinek <jakub@redhat.com>
22236 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
22237 (gen_subprogram_die): When a function is explicit, generate the
22238 DW_AT_explicit attribute.
22239 * langhooks.h (struct lang_hooks_for_decls): Add
22240 function_decl_explicit_p langhook.
22241 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
22242 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
22244 2009-03-27 Jakub Jelinek <jakub@redhat.com>
22246 * builtins.c (fold_builtin_memory_op): Optimize memmove
22247 into memcpy if we can prove source and destination don't overlap.
22249 * tree-inline.c: Include gt-tree-inline.h.
22250 (clone_fn_id_num): New variable.
22251 (clone_function_name): New function.
22252 (tree_function_versioning): Use it.
22253 * Makefile.in (GTFILES): Add tree-inline.c.
22255 2009-03-27 Mark Mitchell <mark@codesourcery.com>
22257 * BASE-VER: Change to 4.5.0.
22259 2009-03-27 Xinliang David Li <davidxl@google.com>
22261 PR tree-optimization/39557
22262 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
22264 2009-03-27 Xinliang David Li <davidxl@google.com>
22266 PR tree-optimization/39548
22267 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
22270 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22272 * c-common.c (pointer_int_sum): Use %wd on return from
22275 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22277 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
22278 on return from tree_low_cst.
22280 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
22283 * ginclude/stdarg.h (va_copy): Define also for
22284 __GXX_EXPERIMENTAL_CXX0X__.
22286 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22289 * builtins.h (c_strlen): Do not warn here.
22290 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
22291 * c-common.c (pointer_int_sum): Take an explicit location.
22292 Warn about offsets out of bounds.
22293 * c-common.h (pointer_int_sum): Adjust declaration.
22295 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22297 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
22300 2009-03-26 Jakub Jelinek <jakub@redhat.com>
22303 * opts.c (warn_if_disallowed_function_p): Don't assume
22304 get_callee_fndecl must return non-NULL.
22306 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
22308 PR rtl-optimization/39522
22309 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
22310 when reg_reloaded_valid is set.
22312 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22314 * config/spu/divv2df3.c: New file.
22315 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
22316 (DPBIT_FUNCS): Filter out _div_df.
22318 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
22320 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
22321 a jump insn, count that jump in the distance to the loop start.
22323 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
22326 * config/sh/sh.c (calc_live_regs): Fix condition for global
22327 registers except PIC_OFFSET_TABLE_REGNUM.
22329 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
22332 * doc/invoke.texi (-mconsole): New.
22334 (-mno-cygwin): New.
22336 (-mnop-fun-dllimport): New.
22340 (sub section "i386 and x86-64 Windows Options"): New.
22342 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
22344 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
22345 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
22347 2009-03-25 Richard Guenther <rguenther@suse.de>
22349 PR middle-end/39497
22350 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
22353 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
22355 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
22356 neither of haifa/selective schedulers are working.
22358 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22360 * doc/invoke.texi (Debugging Options): Fix description of
22361 -fno-merge-debug-strings.
22363 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
22365 * config/cris/libgcc.ver: New version-script.
22366 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
22368 * configure.ac <GAS features, nop mnemonic>: Add pattern
22369 crisv32-*-* for "nop".
22370 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
22371 * configure: Regenerate.
22373 2009-03-24 Ira Rosen <irar@il.ibm.com>
22375 PR tree-optimization/39529
22376 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
22377 mark_sym_for_renaming for the tag copied to the new vector
22380 2009-03-24 Arthur Loiret <aloiret@debian.org>
22382 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
22383 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
22384 EXTRA_SPEC_FUNCTIONS.
22385 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
22386 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
22387 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
22388 -march and -mtune options.
22390 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
22392 * config/m68k/t-rtems: Add m5329 multilib.
22394 2009-03-24 Dodji Seketeli <dodji@redhat.com>
22395 Jakub Jelinek <jakub@redhat.com>
22398 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
22401 2009-03-23 Jakub Jelinek <jakub@redhat.com>
22404 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
22405 instead of c_parser_expression_conv, if original_code isn't one of the
22406 4 allowed comparison codes, fail.
22408 2009-03-23 Richard Guenther <rguenther@suse.de>
22410 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
22411 * tree.h (struct tree_type): Likewise.
22412 * reload.h (struct insn_chain): Likewise.
22413 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
22414 * function.h (struct function): Likewise.
22415 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
22417 2009-03-23 Jakub Jelinek <jakub@redhat.com>
22419 PR tree-optimization/39516
22420 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
22422 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
22424 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
22425 should be set true if BITS_PER_WORD of target is bigger than 32
22427 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
22429 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
22430 Translate -B-options to -rpath-link. Correct existing
22431 rpath-link and conditionalize on !nostdlib.
22433 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22435 * doc/extend.texi (Function Attributes, Variable Attributes):
22437 * doc/invoke.texi (Debugging Options, Optimize Options)
22438 (i386 and x86-64 Options, MCore Options): Likewise.
22440 2009-03-20 Jakub Jelinek <jakub@redhat.com>
22443 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
22444 it for block local namespace aliases.
22445 (gen_decl_die): Pass context_die to gen_namespace_die.
22447 2009-03-19 Jakub Jelinek <jakub@redhat.com>
22450 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
22451 minimum or maximum value.
22453 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
22455 * reginfo.c (globalize_reg): Recompute derived reg sets.
22457 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
22460 * libgcc2.c (mprotect): Do not use signed arguments for
22461 VirtualProtect, use DWORD arguments. Also fix the 'may
22462 be used uninitialized' warning for the np variable.
22464 2009-03-19 Jakub Jelinek <jakub@redhat.com>
22467 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
22468 functions using regparm calling conventions when not optimizing.
22469 (ix86_function_sseregparm): Similarly for sseregparm calling
22472 2009-03-19 Li Feng <nemokingdom@gmail.com>
22474 PR middle-end/39500
22475 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
22476 dependence if the first conflict is after niter iterations.
22478 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
22480 PR middle-end/38609
22481 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
22482 functions with dynamic stack-pointer adjustments.
22484 2009-03-19 Ben Elliston <bje@au.ibm.com>
22486 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
22487 option; change to -msdata=data.
22489 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22491 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
22494 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
22497 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
22499 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
22501 * doc/invoke.texi (Code Gen Options): Expand discussion of
22504 2009-03-18 Jakub Jelinek <jakub@redhat.com>
22506 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
22507 * matrix-reorg.c (struct matrix_info): Likewise.
22508 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
22509 * rtl.h (struct mem_attrs): Likewise.
22510 * df.h (struct df): Likewise.
22511 * tree-data-ref.h (struct data_dependence_relation): Likewise.
22512 * ira-int.h (struct ira_allocno): Likewise.
22513 * df-scan.c (struct df_collection_rec): Likewise.
22514 * ira.c (struct equivalence): Likewise.
22515 * function.c (struct temp_slot): Likewise.
22516 * cfgloop.h (struct loop): Likewise.
22519 * function.c (use_register_for_decl): When not optimizing, disregard
22520 register keyword for variables with types containing methods.
22522 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
22524 PR middle-end/39447
22525 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
22526 (is_simple_operand): Call contains_component_ref_p before calling data
22527 reference analysis that would fail on COMPONENT_REFs.
22529 * tree-vrp.c (search_for_addr_array): Fix formatting.
22531 2009-03-18 Richard Guenther <rguenther@suse.de>
22533 * tree-vect-transform.c (vect_loop_versioning): Fold the
22534 generated comparisons.
22535 * tree-vectorizer.c (set_prologue_iterations): Likewise.
22536 (slpeel_tree_peel_loop_to_edge): Likewise.
22538 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22540 PR middle-end/37805
22541 * opts.c (print_specific_help): In addition to `undocumented',
22542 accept `separate' and `joined' flags if passed alone. Describe
22543 output by the first matched one of those.
22544 (common_handle_option): Skip over empty strings.
22545 * gcc.c (display_help): Fix help string for `--help='.
22546 * doc/invoke.texi (Option Summary, Overall Options): With
22547 `--help=', classes and qualifiers can both be repeated, but
22548 only the latter can be negated. One should not pass only
22549 negated qualifiers. Fix markup and examples.
22552 2008-10-14 Jakub Jelinek <jakub@redhat.com>
22553 PR middle-end/37805
22554 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
22555 and -fhelp=separate.
22557 2009-03-17 Jing Yu <jingyu@google.com>
22559 PR middle-end/39378
22560 * function.h (struct rtl_data): Move is_thunk from here...
22561 (struct function): ...to here.
22562 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
22563 * varasm.c (assemble_start_function): Change is_thunk from crtl to
22565 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
22567 (alpha_does_function_need_gp, alpha_start_function): Likewise.
22568 (alpha_output_function_end_prologue): Likewise.
22569 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
22570 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
22571 (rs6000_output_function_epilogue): Likewise.
22572 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
22574 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
22577 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
22578 from different units in a single alternative.
22579 (*truncdfsf_i387): Ditto.
22580 (*truncxfsf2_mixed): Ditto.
22581 (*truncxfdf2_mixed): Ditto.
22583 2009-03-17 Jakub Jelinek <jakub@redhat.com>
22585 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
22586 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
22589 * tree-ssa-live.c (remove_unused_locals): Don't remove local
22590 unused non-artificial variables when not optimizing.
22593 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
22594 DW_TAG_imported_module even if decl is IMPORTED_DECL with
22595 NAMESPACE_DECL in its DECL_INITIAL.
22597 PR middle-end/39443
22598 * optabs.c (set_user_assembler_libfunc): New function.
22599 * expr.h (set_user_assembler_libfunc): New prototype.
22600 * c-common.c: Include libfuncs.h.
22601 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
22602 for memcmp, memset, memcpy, memmove and abort.
22603 * Makefile.in (c-common.o): Depend on libfuncs.h.
22606 * dwarf2out.c (gen_inlined_enumeration_type_die,
22607 gen_inlined_structure_type_die, gen_inlined_union_type_die,
22608 gen_tagged_type_instantiation_die): Removed.
22609 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
22612 2009-03-17 Janis Johnson <janis187@us.ibm.com>
22615 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
22617 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
22618 (check-parallel-%): Ditto.
22619 (check-consistency): Ditto.
22621 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
22623 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
22624 local variable rhs by NULL_TREE.
22626 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
22629 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
22631 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
22634 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
22636 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
22639 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
22640 for ms->sysv ABI calls only in 64bit mode.
22642 * config/i386/i386.md (untyped_call): Support 32bit.
22644 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
22646 * doc/extend.texi: Replace x86_65 with x86_64.
22648 2009-03-16 Jakub Jelinek <jakub@redhat.com>
22650 PR tree-optimization/39455
22651 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
22652 mismatches for POINTER_TYPE_P (type).
22653 (number_of_iterations_le): Likewise.
22655 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
22657 * config/picochip/picochip.c: Removed profiling support.
22658 * config/picochip/picochip.md: Removed profiling instruction.
22659 * config/picochip/picochip.h: Removed profiling builtin.
22661 2009-03-16 Joseph Myers <joseph@codesourcery.com>
22663 * doc/install.texi (--with-host-libstdcxx): Document.
22665 2009-03-14 Anatoly Sokolov <aesok@post.ru>
22668 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
22669 generate a warning if the function name does not begin with
22670 "__vector" and the function has either the 'signal' or 'interrupt'
22671 attribute, from here to ...
22672 (avr_declare_function_name): ...here. New function.
22673 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
22674 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
22676 2009-03-14 Jakub Jelinek <jakub@redhat.com>
22679 * cse.c (fold_rtx): Don't modify original const_arg1 when
22680 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
22681 separate variable instead.
22682 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
22683 from out of range shift counts.
22684 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
22686 2009-03-13 Catherine Moore <clm@codesourcery.com>
22688 * config/i386/x-mingw32 (host-mingw32.o): Replace
22689 diagnostic.h with $(DIAGNOSTIC_H).
22691 2009-03-12 Jakub Jelinek <jakub@redhat.com>
22694 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
22696 * config/i386/sync.md (sync_compare_and_swap<mode>,
22697 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
22698 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
22700 (sync_double_compare_and_swapdi_pic,
22701 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
22702 cmpxchg8b_pic_memory_operand instead of just memory_operand.
22704 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
22707 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
22709 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
22712 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
22713 (avx_addsubv4df3): Likewise.
22714 (*avx_addsubv4sf3): Likewise.
22715 (sse3_addsubv4sf3): Likewise.
22717 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
22720 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
22722 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
22725 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
22726 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
22727 registers for allocnos created from user-defined variables.
22729 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22732 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
22733 of non-integer mode as well.
22735 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
22737 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
22738 for functions for which the parameter types are unknown.
22740 2009-03-11 Jakub Jelinek <jakub@redhat.com>
22743 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
22744 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
22745 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
22746 * config/i386/i386.c (ix86_local_alignment): For
22747 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
22748 long long variables on the stack to avoid dynamic realignment.
22749 Allow the first argument to be a decl rather than type.
22750 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
22752 2009-03-11 Nick Clifton <nickc@redhat.com>
22755 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
22757 Add description to mno-lsim option.
22758 * config/mcore/mcore.h: Remove comment about deprecated m4align
22760 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
22761 * doc/invoke.texi: Add description of mno-lsim and
22762 mstack-increment options.
22764 * config/fr30/fr30.opt: Document the -mno-lsim option.
22765 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
22766 and -mno-lsim options.
22768 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22770 * fold-const.c (fold_comparison): Only call fold_inf_compare
22771 if the mode supports infinities.
22773 2009-03-11 Jason Merrill <jason@redhat.com>
22776 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
22777 end already did. Notice GIMPLE_CALL modifications of the result.
22778 Don't copy debug information from an ignored decl or a decl from
22781 2009-03-10 Richard Guenther <rguenther@suse.de>
22782 Nathan Froyd <froydnj@codesourcery.com>
22784 PR middle-end/37850
22785 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
22786 (__divMODE3): Likewise.
22788 2009-03-09 Jakub Jelinek <jakub@redhat.com>
22790 PR tree-optimization/39394
22791 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
22792 DECL_SIZE_UNIT of variable length FIELD_DECLs.
22794 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
22796 * recog.c (verfiy_changes): Disallow renaming of hard regs in
22797 inline asms for register asm ("") declarations.
22799 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
22801 * fold-const.c (fold_unary): Fix comment.
22803 2009-03-07 Jan Hubicka <jh@suse.cz>
22806 * tree-inline.c (setup_one_parameter): Do replacement of const
22807 argument by constant in SSA form.
22809 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22811 PR middle-end/38028
22812 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
22813 determine alignment passed to assign_stack_local.
22814 (assign_parms_unsplit_complex): Likewise.
22815 * except.c (sjlj_build_landing_pads): Likewise.
22817 2009-03-06 Jakub Jelinek <jakub@redhat.com>
22819 PR middle-end/39360
22820 * tree-flow.h (add_referenced_var): Return bool instead of void.
22821 * tree-dfa.c (add_referenced_var): Return result of
22822 referenced_var_check_and_insert call.
22823 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
22824 of referenced_var_check_and_insert.
22827 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
22828 (gen_variable_die): Emit DW_AT_location on abstract static variable's
22829 DIE, don't emit it if abstract origin already has it.
22830 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
22831 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
22833 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
22835 * genpreds.c (needs_variable): Fix parentheses at variable name
22837 (write_tm_constrs_h): Indent generated code.
22839 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22841 * doc/extend.texi (Function Attributes): Add documentation
22842 for isr attributes.
22844 2009-03-06 Jakub Jelinek <jakub@redhat.com>
22847 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
22848 take locus from its DECL_SOURCE_LOCATION instead of input_location.
22850 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
22852 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
22855 2009-03-05 Jakub Jelinek <jakub@redhat.com>
22858 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
22859 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
22861 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
22863 * config/i386/i386.md (R8_REG, R9_REG): New constants.
22864 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
22865 constants instead of magic numbers.
22866 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
22868 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
22869 (x86_64_ms_abi_int_parameter_registers): Ditto.
22870 (x86_64_int_return_registers): Ditto.
22871 (ix86_maybe_switch_abi): Ditto.
22872 (ix86_expand_call): Ditto for clobbered_registers array.
22873 (ix86_hard_regno_mode_ok): Ditto.
22874 (x86_extended_QIreg_mentioned_p): Ditto.
22876 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
22878 PR tree-optimization/39349
22879 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
22881 * combine.c (gen_lowpart_for_combine): Use omode when generating
22884 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
22886 PR rtl-optimization/39235
22887 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
22889 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
22891 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
22893 2009-03-04 Richard Guenther <rguenther@suse.de>
22895 PR tree-optimization/39362
22896 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
22897 that occur in abnormal PHIs should be varying.
22899 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
22901 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
22903 (simple_iv): Take loop as an argument instead of statement.
22904 * tree-scalar-evolution.h (simple_iv): Declaration changed.
22905 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
22907 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
22909 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
22910 * matrix-reorg.c (analyze_transpose): Ditto.
22911 * tree-data-ref.c (dr_analyze_innermost): Ditto.
22912 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
22913 * tree-predcom.c (ref_at_iteration): Ditto.
22914 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
22916 2009-03-04 Richard Guenther <rguenther@suse.de>
22918 PR tree-optimization/39358
22919 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
22920 escaped_id and callused_id.
22921 (solve_graph): Likewise.
22923 2009-03-04 Richard Guenther <rguenther@suse.de>
22925 PR tree-optimization/39339
22926 * tree-sra.c (try_instantiate_multiple_fields): Make it
22927 no longer ICE on the above.
22929 2009-03-03 Joseph Myers <joseph@codesourcery.com>
22931 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
22932 that fits within Pmode.
22934 2009-03-03 Steve Ellcey <sje@cup.hp.com>
22936 PR middle-end/10109
22937 * tm.texi (LIBCALL_VALUE): Update description.
22939 2009-03-03 Steve Ellcey <sje@cup.hp.com>
22941 PR middle-end/34443
22942 * doc/extend.texi (section): Update description.
22944 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
22946 PR middle-end/39345
22947 * tree-inline.c (remapped_type): New.
22948 (can_be_nonlocal): Call remapped_type instead of remap_type.
22950 2009-03-03 Jakub Jelinek <jakub@redhat.com>
22953 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
22954 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
22956 2009-03-03 Richard Guenther <rguenther@suse.de>
22958 PR middle-end/39272
22959 * tree.c (tree_nonartificial_location): New function.
22960 * tree.h (tree_nonartificial_location): Declare.
22961 * builtins.c (expand_builtin_memory_chk): Provide location
22962 of the call location for artificial function pieces.
22963 (maybe_emit_chk_warning): Likewise.
22964 (maybe_emit_sprintf_chk_warning): Likewise.
22965 (maybe_emit_free_warning): Likewise.
22966 * expr.c (expand_expr_real_1): Likewise.
22968 2009-03-03 Jakub Jelinek <jakub@redhat.com>
22970 PR tree-optimization/39343
22971 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
22972 COMPONENT_REF t has ARRAY_TYPE.
22974 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
22976 PR middle-end/39335
22977 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
22978 when the type precision of the induction variable should be
22979 larger than the type precision of nit.
22980 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
22981 * graphite.c (graphite_loop_normal_form): Same.
22982 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
22984 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
22986 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
22987 (*call_1_rex64_ms_sysv): Use named constants instead of magic
22988 numbers to describe clobbered registers.
22989 (*call_value_0_rex64_ms_sysv): Ditto.
22990 * config/i386/mmx.md (mmx_emms): Ditto.
22991 (mmx_femms): Ditto.
22993 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
22995 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
22998 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23000 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
23001 (spu_section_type_flags): New function.
23003 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
23005 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
23006 reg_class_contents of FLOAT_REGS into a temporary.
23008 2009-03-02 Richard Guenther <rguenther@suse.de>
23009 Ira Rosen <irar@il.ibm.com>
23011 PR tree-optimization/39318
23012 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
23013 information to the vectorized statement.
23015 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
23017 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
23018 variable. Use defined names instead of magic constants for REX SSE
23021 2009-03-01 Richard Guenther <rguenther@suse.de>
23023 PR tree-optimization/39331
23024 * omp-low.c (lower_send_shared_vars): Do not receive new
23025 values for the reference of DECL_BY_REFERENCE parms or results.
23027 2009-03-01 Jan Hubicka <jh@suse.cz>
23030 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
23031 BLOCK_NONLOCALIZED_VAR): New macros.
23032 (tree_block): Add nonlocalized_vars.
23033 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
23034 gen_decl_die): Add origin argument. Allow generation of die with
23035 origin at hand only.
23036 (gen_member_die, gen_type_die_with_usage, force_decl_die,
23037 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
23039 (gen_block_die): Fix checking for unused blocks.
23040 (process_scope_var): Break out from .... ; work with origins only.
23041 (decls_for_scope) ... here; process nonlocalized list.
23042 (dwarf2out_ignore_block): Look for nonlocalized vars.
23043 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
23045 (dump_scope_block): Dump them.
23046 * tree-inline.c (remap_decls): Handle nonlocalized vars.
23047 (remap_block): Likewise.
23048 (can_be_nonlocal): New predicate.
23049 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
23051 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23053 * configure: Regenerate.
23055 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23057 * optc-gen.awk: No need to duplicate option flags twice.
23058 Reuse help texts for duplicate options which do not have any.
23060 * gcc.c (display_help): Document --version.
23062 * gcc.c (main): If print_help_list and verbose_flag, ensure
23063 driver output comes before subprocess output.
23065 * optc-gen.awk: Assign all remaining fields to help string,
23066 space-separated, for multi-line help in *.opt.
23068 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
23069 -Wno-pedantic-ms-format is for MinGW targets only.
23071 * doc/options.texi (Option file format): Fix bad indentation,
23072 restoring dropped sentence.
23074 2009-02-28 Jan Hubicka <jh@suse.cz>
23076 * tree-inline.c (tree_function_versioning): Output debug info.
23078 2009-02-28 Jan Hubicka <jh@suse.cz>
23081 * tree-inline.c (setup_one_parameter): Do not copy propagate
23082 arguments when not optimizing.
23084 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
23087 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
23088 (avx_addsubv4df3): Likewise.
23089 (*avx_addsubv4sf3): Likewise.
23090 (sse3_addsubv4sf3): Likewise.
23091 (*avx_addsubv2df3): Likewise.
23092 (sse3_addsubv2df3): Likewise.
23093 (avx_unpckhps256): Correct item selectors.
23094 (avx_unpcklps256): Likewise.
23095 (avx_unpckhpd256): Likewise.
23096 (avx_unpcklpd256): Likewise.
23098 2009-02-28 Jan Hubicka <jh@suse.cz>
23100 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
23102 (copy_arguments_for_versioning): If var is declared don't declare it.
23103 (tree_function_versioning): First setup substitutions and then copy
23106 2009-02-27 Jan Hubicka <jh@suse.cz>
23109 * cgraph.h (varpool_output_debug_info): Remove.
23110 * cgraphunit.c (varpool_output_debug_info): Remove.
23111 * dwarf2out.c (deferred_locations_struct): New struct
23112 (deferred_locations): New type.
23113 (deferred_locations_list): New static var.
23114 (deffer_location): New function.
23115 (gen_variable_die): Use it.
23116 (decls_for_scope): Output info on local static vars.
23117 (dwarf2out_finish): Process deferred locations.
23118 * varpool.c (varpool_output_debug_info): Remove.
23120 2009-02-27 Jan Hubicka <jh@suse.cz>
23123 * tree.h (TREE_PROTECTED): Fix comment.
23124 (BLOCK_HANDLER_BLOCK): Remove.
23125 (struct tree_block): Remove handler_block add body_block.
23126 (inlined_function_outer_scope_p): New.
23127 (is_body_block): Remove.
23128 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
23129 * dwarf2out.c (is_inlined_entry_point): Remove.
23130 (add_high_low_attributes): Use inlined_function_outer_scope_p.
23131 (gen_block_die): Use is_inlined_entry_point check. Remove body block
23133 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
23134 * gimplify.c (gimplify_expr): Gimplify body blocks.
23135 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
23136 block with multiple subblocks.
23137 (dump_scope_block): Prettier output; dump more flags and info.
23138 (dump_scope_blocks): New.
23139 (remove_unused_locals): Use dump_scope_blocks.
23140 * tree-flow.h (dump_scope_blocks): Declare.
23141 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
23142 * stmt.c (is_body_block): Remove.
23143 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
23144 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
23146 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
23148 PR middle-end/39308
23149 * graphite.c (graphite_loop_normal_form): Do not call
23150 number_of_iterations_exit from a gcc_assert.
23152 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
23154 * config/s390/s390.c (s390_swap_cmp): Look for conditional
23155 jumps if COND is NULL.
23156 (find_cond_jump): New function.
23157 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
23158 * config/s390/s390.md: Remove z10_cobra attribute value.
23160 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
23162 * config/alpha/alpha.h (alpha_expand_mov): Return false if
23163 force_const_mem returns NULL_RTX.
23165 2009-02-26 Jan Hubicka <jh@suse.cz>
23168 * cgraph.h (varpool_output_debug_info): Remove.
23169 * cgraphunit.c (varpool_output_debug_info): Remove.
23170 * dwarf2out.c (deferred_locations_struct): New struct
23171 (deferred_locations): New type.
23172 (deferred_locations_list): New static var.
23173 (deffer_location): New function.
23174 (gen_variable_die): Use it.
23175 (decls_for_scope): Output info on local static vars.
23176 (dwarf2out_finish): Process deferred locations.
23177 * varpool.c (varpool_output_debug_info): Remove.
23179 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
23181 PR rtl-optimization/39241
23182 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
23183 to subreg_offset_representable_p.
23185 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
23187 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
23188 execute function prototype. Get f and nregs from max_reg_num
23189 and get_insns. Remove the first backward pass as it's dead,
23190 guard the forward pass by flag_expensive_optimizations.
23191 (rest_of_handle_regmove): Delete.
23192 (pass_regmove): Replace it with regmove_optimize.
23194 2009-02-25 Martin Jambor <mjambor@suse.cz>
23196 PR tree-optimization/39259
23197 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
23198 calls_alloca function flags.
23199 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
23200 calls are detected.
23202 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
23204 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
23205 flags_set_1_rtx, flags_set_1_set): Delete.
23206 (regmove_optimize): Do not call mark_flags_life_zones.
23208 2009-02-24 Julian Brown <julian@codesourcery.com>
23211 * config/arm/arm.c (require_pic_register): Only set
23212 cfun->machine->pic_reg once per function.
23214 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
23216 * doc/invoke.texi (Link Options): Document an easier way to pass
23217 options that take arguments to the GNU linker using -Xlinker and -Wl.
23219 2009-02-24 Steve Ellcey <sje@cup.hp.com>
23222 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
23224 2009-02-24 Richard Guenther <rguenther@suse.de>
23227 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
23229 2009-02-24 Richard Guenther <rguenther@suse.de>
23230 Zdenek Dvorak <ook@ucw.cz>
23232 PR tree-optimization/39233
23233 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
23234 from converting them to a generic type.
23236 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
23238 PR tree-optimization/39260
23239 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
23240 contains a condition with a real type.
23241 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
23243 2009-02-23 Jason Merrill <jason@redhat.com>
23246 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
23247 narrowing_initializer_constant_valid_p.
23248 (narrowing_initializer_constant_valid_p): Don't return
23249 null_pointer_node for adding a pointer to itself.
23251 2009-02-23 Jan Hubicka <jh@suse.cz>
23254 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
23257 2009-02-23 Jan Hubicka <jh@suse.cz>
23259 PR tree-optimization/37709
23260 * tree.c (block_ultimate_origin): Move here from dwarf2out.
23261 * tree.h (block_ultimate_origin): Declare.
23262 * dwarf2out.c (block_ultimate_origin): Move to tree.c
23263 * tree-ssa-live.c (remove_unused_scope_block_p):
23264 Eliminate blocks containig no instructions nor live variables nor
23266 (dump_scope_block): New function.
23267 (remove_unused_locals): Enable removal of dead blocks by default;
23268 enable dumping at TDF_DETAILS.
23270 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
23272 * config/i386/i386.c (classify_argument): Don't allow COImode
23274 (function_arg_advance_32): Don't allow OImode.
23275 (function_arg_32): Likewise.
23276 (function_value_32): Likewise.
23277 (return_in_memory_32): Likewise.
23278 (function_arg_64): Remove OImode comment.
23280 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
23283 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
23284 ix86_expand_vector_set for V4DImode in 64bit mode only.
23285 (ix86_expand_vector_init_one_var): Likewise.
23287 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
23289 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
23291 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
23294 * loop-iv.c: Revert last change.
23295 * emit-rtl.c: Likewise.
23297 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
23300 * config/i386/i386.c (type_natural_mode): Remove an extra
23301 space in the warning message.
23302 (function_value_32): Handle 32-byte vector modes.
23303 (return_in_memory_32): Likewise.
23305 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
23307 * loop-iv.c (truncate_value): New function.
23308 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
23310 (lowpart_subreg): Move to...
23311 * emit-rtl.c: ...here.
23313 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
23315 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
23316 accidental and undocumented change at revision 140860.
23318 2009-02-21 Joseph Myers <joseph@codesourcery.com>
23320 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
23321 take gimple_seq * arguments.
23322 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
23323 types_compatible_p langhook.
23325 2009-02-20 Mark Mitchell <mark@codesourcery.com>
23326 Joseph Myers <joseph@codesourcery.com>
23328 * config/arm/arm.c (arm_builtin_va_list): New function.
23329 (arm_expand_builtin_va_start): Likewise.
23330 (arm_gimplify_va_arg_expr): Likewise.
23331 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
23332 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
23333 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
23334 (va_list_type): New variable.
23335 (arm_mangle_type): Mangle va_list_type appropriately.
23337 2009-02-20 Jakub Jelinek <jakub@redhat.com>
23339 PR middle-end/39157
23340 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
23341 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
23342 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
23343 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
23344 parameter to 1000 for -O1 by default.
23345 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
23347 * loop-invariant.c: Include params.h.
23348 (move_loop_invariants): Don't call move_single_loop_invariants on
23351 2009-02-20 Jaka Mocnik <jaka@xlab.si>
23353 * calls.c (emit_library_call_value_1): Use slot_offset instead of
23354 offset when calculating bounds for indexing stack_usage_map. Fixes
23355 a buffer overflow with certain target setups.
23357 2009-02-20 Jakub Jelinek <jakub@redhat.com>
23360 * calls.c (expand_call): Clear try_tail_call if caller and callee
23361 disagree in promotion of function return value.
23363 2009-02-19 Jakub Jelinek <jakub@redhat.com>
23366 * c-common.c (c_determine_visibility): If visibility changed and
23367 DECL_RTL has been already set, call make_decl_rtl to update symbol
23370 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
23373 * varasm.c (assemble_variable): Don't check DECL_NAME when
23374 globalizing a variable.
23376 2009-02-19 Joseph Myers <joseph@codesourcery.com>
23379 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
23380 expression before any __builtin_trap call.
23381 * c-typeck.c (build_function_call): Convert and check function
23382 arguments before generating a call to a trap. Evaluate the
23383 function arguments before the trap.
23385 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
23388 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
23389 (UNSPEC_FXAM_MEM): New unspec.
23390 (fxam<mode>2_i387_with_temp): New insn and split pattern.
23391 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
23392 memory using fxam<mode>2_i387_with_temp to remove excess precision.
23394 2009-02-19 Richard Guenther <rguenther@suse.de>
23396 PR tree-optimization/39207
23397 PR tree-optimization/39074
23398 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
23399 storedanything_tree): New.
23400 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
23401 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
23402 (build_succ_graph): Add edges from STOREDANYTHING to all
23404 (init_base_vars): Initialize STOREDANYTHING.
23405 (compute_points_to_sets): Free substitution info after
23406 building the succ graph.
23407 (ipa_pta_execute): Likewise.
23409 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
23411 (do_ds_constraint): Do not add to special var or non-pointer
23413 (type_could_have_pointers): Split out from ...
23414 (could_have_pointers): ... here. For arrays use the element type.
23415 (create_variable_info_for): Initialize may_have_pointers.
23416 (new_var_info): Likewise.
23417 (handle_lhs_call): Make the HEAP variable unknown-sized.
23418 (intra_create_variable_infos): Use a type with pointers for
23419 PARM_NOALIAS, make it unknown-sized.
23421 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
23424 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
23426 2009-02-18 Jason Merrill <jason@redhat.com>
23429 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
23430 value if DECL_EXTERNAL.
23431 * tree-sra.c (sra_walk_gimple_assign): Likewise.
23432 * target.h (gcc_target::binds_local_p): Clarify "module".
23433 * tree.h (TREE_PUBLIC): Clarify "module".
23435 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
23438 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
23439 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
23441 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
23444 * c.opt (Wabi): Support C and ObjC.
23447 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
23449 * config/i386/i386.c (classify_argument): Warn once about the ABI
23450 change when passing union with long double.
23452 * doc/invoke.texi: Update -Wabi for warning psABI changes.
23454 2009-02-18 Joseph Myers <joseph@codesourcery.com>
23457 * c-parser.c (c_parser_compound_statement): Always enter and leave
23460 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23463 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
23465 2009-02-18 Jakub Jelinek <jakub@redhat.com>
23467 PR tree-optimization/36922
23468 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
23469 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
23472 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
23474 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
23477 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
23479 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
23481 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
23483 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
23486 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
23487 Richard Sandiford <rdsandiford@googlemail.com>
23489 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
23490 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
23491 (loongson_biadd): ...this.
23493 2009-02-17 Richard Guenther <rguenther@suse.de>
23495 PR tree-optimization/39202
23496 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
23497 a var make sure to follow existing collapses.
23499 2009-02-17 Richard Guenther <rguenther@suse.de>
23501 PR middle-end/39214
23502 * langhooks.c (lhd_print_error_function): Check for NULL block.
23504 2009-02-17 Richard Guenther <rguenther@suse.de>
23506 PR tree-optimization/39204
23507 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
23510 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
23512 * config/soft-fp/double.h: Update from glibc CVS.
23514 2009-02-17 Richard Guenther <rguenther@suse.de>
23516 PR tree-optimization/39207
23517 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
23518 strict-aliasing warnings for pointers pointing to NULL.
23520 2009-02-16 Joseph Myers <joseph@codesourcery.com>
23523 * c-parser.c (c_parser_braced_init): Call pop_init_level when
23524 skipping until next close brace.
23526 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
23529 * config/i386/i386.c (ix86_expand_push): Set memory alignment
23530 to function argument boundary.
23532 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
23534 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
23535 in the lea_add. Reload eventually constraints it properly.
23536 * config/picochip/constraints.md: Remove the target constraint
23537 "b", since it is not needed anymore.
23539 2009-02-16 Jakub Jelinek <jakub@redhat.com>
23541 * gthr-dce.h: Uglify function parameter and local variable names.
23542 * gthr-gnat.h: Likewise.
23543 * gthr-mipssde.h: Likewise.
23544 * gthr-nks.h: Likewise.
23545 * gthr-posix95.h: Likewise.
23546 * gthr-posix.h: Likewise.
23547 * gthr-rtems.h: Likewise.
23548 * gthr-single.h: Likewise.
23549 * gthr-solaris.h: Likewise.
23550 * gthr-tpf.h: Likewise.
23551 * gthr-vxworks.h: Likewise.
23552 * gthr-win32.h: Likewise.
23554 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
23557 * config/i386/i386.md: Restrict the new peephole2 to move
23558 between MMX/SSE registers.
23560 2009-02-15 Richard Guenther <rguenther@suse.de>
23563 2009-02-13 Richard Guenther <rguenther@suse.de>
23565 * configure.ac: Enable LFS.
23566 * configure: Re-generate.
23567 * config.in: Likewise.
23569 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23571 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
23572 spu_srqwbyte, spu_srqwbytebc): Define.
23573 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
23574 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
23575 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
23576 "shrqby_<mode>"): New insn-and-split patterns.
23577 * config/spu/spu.c (expand_builtin_args): Determine and return
23578 number of operands using spu_builtin_description data.
23579 (spu_expand_builtin_1): Use it.
23581 2009-02-13 Steve Ellcey <sje@cup.hp.com>
23584 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
23587 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
23590 * config/i386/i386.c (override_options): Correct warning
23591 messages for -malign-loops, -malign-jumps and -malign-functions.
23593 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
23596 * config/i386/i386.md: Restrict the new peephole2 to move
23597 between the general purpose registers.
23599 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
23602 * config/i386/i386.c (type_natural_mode): Add a new argument.
23603 Return the original mode and warn ABI change if vector size is 32byte.
23604 (function_arg_advance): Updated.
23605 (function_arg): Likewise.
23606 (ix86_function_value): Likewise.
23607 (ix86_return_in_memory): Likewise.
23608 (ix86_sol10_return_in_memory): Likewise.
23609 (ix86_gimplify_va_arg): Likewise.
23610 (function_arg_32): Don't warn ABX ABI change here.
23611 (function_arg_64): Likewise.
23613 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
23615 * loop-iv.c (implies_p): In the final case, test that operands 0
23616 of the two comparisons match.
23618 * config/bfin/bfin.c (find_prev_insn_start): New function.
23619 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
23620 (find_next_insn_start): Move.
23622 2009-02-13 Richard Guenther <rguenther@suse.de>
23624 * configure.ac: Enable LFS.
23625 * configure: Re-generate.
23626 * config.in: Likewise.
23628 2009-02-13 Joseph Myers <joseph@codesourcery.com>
23631 * c-parser.c (c_parser_parms_list_declarator): Discard pending
23632 sizes on syntax error after some arguments have been parsed.
23634 2009-02-12 Jakub Jelinek <jakub@redhat.com>
23636 * doc/invoke.texi (-fira): Remove.
23638 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
23640 * caller-save.c: Replace regclass.c with reginfo.c in comments.
23641 * recog.c: Likewise.
23644 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
23646 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
23647 (umul_ppmm): Likewise.
23648 (count_leading_zeros): Likewise.
23649 (count_trailing_zeros): Likewise.
23650 (UMUL_TIME): Likewise.
23652 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
23654 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
23655 soft-fp/t-softfp to tmake_file.
23657 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
23658 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
23659 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
23660 IA64_BUILTIN_INFQ]: New.
23661 (ia64_init_builtins): Initialize __builtin_infq,
23662 __builtin_fabsq and __builtin_copysignq if not HPUX.
23663 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
23664 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
23666 * config/ia64/lib1funcs.asm (__divtf3): Define only if
23668 (__fixtfti): Likewise.
23669 (__fixunstfti): Likewise.
23670 (__floattitf): Likewise.
23672 * config/ia64/libgcc-glibc.ver: New.
23673 * config/ia64/t-fprules-softfp: Likewise.
23674 * config/ia64/sfp-machine.h: Likewise.
23676 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
23677 (LIBGCC2_TF_CEXT): Likewise.
23678 (TF_SIZE): Likewise.
23679 (TARGET_INIT_LIBFUNCS): Likewise.
23681 * config/ia64/t-glibc (SHLINB_MAPFILES):
23682 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
23684 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
23686 * config/i386/i386.c (construct_container): Rewrite processing
23687 BLKmode with X86_64_SSE_CLASS.
23689 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
23692 * config/i386/i386.md: Replace simplify_replace_rtx with
23693 replace_rtx in the new peephole2.
23695 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
23697 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
23698 loop unrolling do not happen at -O2.
23700 2009-02-12 Michael Matz <matz@suse.de>
23702 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
23704 2009-02-12 Jakub Jelinek <jakub@redhat.com>
23706 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
23709 2009-02-12 Ben Elliston <bje@au.ibm.com>
23711 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
23712 patterns when updating the back chain. Missed in the 2009-02-10
23715 2009-02-11 Janis Johnson <janis187@us.ibm.com>
23717 * doc/extend.texi (Decimal Floating Types): Update identifier of
23718 draft TR and list of missing support.
23720 2009-02-11 Jakub Jelinek <jakub@redhat.com>
23722 PR middle-end/39154
23723 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
23724 bit to variable length decl's flags, add it also to its
23725 pointer replacement variable.
23727 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
23728 Jakub Jelinek <jakub@redhat.com>
23731 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
23732 (memory_blockage): New expander.
23733 (*memory_blockage): New insn pattern.
23734 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
23735 instead of general blockage at the end of function prologue when
23736 frame pointer is used to access red zone area. Do not emit blockage
23737 when profiling, it is emitted in generic code.
23738 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
23739 function epilogue when frame pointer is used to access red zone area.
23741 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
23744 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
23745 by arithmetic with memory operands.
23746 * config/i386/predicates.md (commutative_operator): New.
23748 2009-02-10 Janis Johnson <janis187@us.ibm.com>
23750 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
23753 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
23755 * alias.h (record_alias_subset): Declare.
23756 * alias.c (record_alias_subset): Make global.
23758 2009-02-10 Nick Clifton <nickc@redhat.com>
23760 * tree-parloops.c: Change license to GPLv3.
23761 * ipa-struct-reorg.c: Change license to GPLv3.
23762 * ipa-struct-reorg.h: Change license to GPLv3.
23764 2009-02-10 Steve Ellcey <sje@cup.hp.com>
23767 * c-decl.c (start_struct): Return NULL on error.
23769 2009-02-10 Jakub Jelinek <jakub@redhat.com>
23771 PR middle-end/39124
23772 * cfgloopmanip.c (remove_path): Call remove_bbs after
23773 cancel_loop_tree, not before it.
23776 * function.h (struct function): Add has_local_explicit_reg_vars bit.
23777 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
23778 VAR_DECLs were seen.
23779 * tree-ssa-live.c (remove_unused_locals): Recompute
23780 cfun->has_local_explicit_reg_vars.
23781 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
23782 copies or clearings if cfun->has_local_explicit_reg_vars.
23784 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
23787 * config/i386/i386.c (expand_prologue): Emit blockage at the end
23788 of function prologue when frame pointer is used to access
23791 2009-02-10 Richard Guenther <rguenther@suse.de>
23793 PR middle-end/39127
23794 * gimplify.c (gimple_regimplify_operands): Always look if
23795 we need to create a temporary.
23797 2009-02-10 Richard Guenther <rguenther@suse.de>
23799 PR tree-optimization/39132
23800 * tree-loop-distribution.c (todo): New global var.
23801 (generate_memset_zero): Trigger TODO_rebuild_alias.
23802 (tree_loop_distribution): Return todo.
23804 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
23807 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
23808 (x86_64_reg_class_name): Removed.
23809 (classify_argument): Return 0 if bytes > 32. Return 0 if the
23810 first one isn't X86_64_SSE_CLASS or any other ones aren't
23811 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
23812 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
23813 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
23814 and 3 X86_64_SSEUP_CLASS.
23815 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
23816 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
23818 2009-02-10 Ben Elliston <bje@au.ibm.com>
23820 * config/rs6000/rs6000.md (allocate_stack): Always use an update
23821 form instruction to update the stack back chain word, even if the
23822 user has disabled the generation of update instructions.
23823 (movdi_<mode>_update_stack): New.
23824 (movsi_update_stack): Likewise.
23825 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
23826 always use an update form instruction to update the stack back
23829 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
23831 PR middle-end/38953
23832 * graphite.c (if_region_set_false_region): After moving a region in
23833 the false branch of a condition, remove the empty dummy basic block.
23834 (gloog): Remove wrong fix for PR38953.
23836 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23838 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
23839 generation due to implicit sign extension.
23841 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
23843 PR middle-end/38981
23844 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
23845 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
23847 2009-02-09 Richard Guenther <rguenther@suse.de>
23849 PR middle-end/35202
23850 * convert.c (convert_to_real): Disable (float)fn((double)x)
23851 to fnf(x) conversion if errno differences may occur and
23852 -fmath-errno is set.
23854 2009-02-07 Anatoly Sokolov <aesok@post.ru>
23856 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
23857 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
23858 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
23860 2009-02-06 Joseph Myers <joseph@codesourcery.com>
23863 * c-common.c (handle_alias_attribute): Disallow attribute for
23864 anything not a FUNCTION_DECL or VAR_DECL.
23866 2009-02-06 Janis Johnson <janis187@us.ibm.com>
23869 * real.c (do_compare): Special-case compare of zero against
23870 decimal float value.
23872 2009-02-06 Joseph Myers <joseph@codesourcery.com>
23875 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
23876 as indicating flexible array members unless the field itself is
23877 being declarared as the incomplete array.
23879 2009-02-06 Jan Hubicka <jh@suse.cz>
23881 PR tree-optimization/38844
23882 * ipa-inline.c (try_inline): Stop inlining recursion when edge
23883 is already inlined.
23885 2009-02-06 Richard Guenther <rguenther@suse.de>
23887 PR middle-end/38977
23888 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
23889 fork because we may expand it as __gcov_fork.
23891 2009-02-06 Nick Clifton <nickc@redhat.com>
23893 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
23895 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
23897 PR tree-optimization/35659
23898 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
23899 vn_phi_eq): Shortcut if hashcode does not match.
23900 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
23902 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
23903 and avoid iterative_hash_expr.
23904 (FOR_EACH_VALUE_ID_IN_SET): New.
23905 (value_id_compare): Remove.
23906 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
23907 sort expressions by value id.
23909 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
23912 * config/sh/predicates.md (general_movsrc_operand): Don't check
23913 the subreg of system registers here.
23915 2009-02-05 Jakub Jelinek <jakub@redhat.com>
23918 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
23919 on the copied decl.
23921 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
23923 PR rtl-optimization/39110
23924 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
23925 addresses, not aligned ones.
23927 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
23928 Richard Guenther <rguenther@suse.de>
23930 PR tree-optimization/39100
23931 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
23932 comment says and add edges.
23934 2009-02-05 Joseph Myers <joseph@codesourcery.com>
23937 * c-common.c (handle_tls_model_attribute): Ignore attribute for
23938 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
23940 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
23942 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
23943 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
23944 register_bb_in_sese, new_sese, free_sese): Moved.
23945 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
23946 outermost_loop_in_scop, build_scop_iteration_domain,
23947 expand_scalar_variables_ssa_name, get_vdef_before_scop,
23948 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
23949 Use loop_in_sese_p instead of loop_in_scop_p.
23950 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
23951 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
23952 (scopdet_basic_block_info): Fix bug in scop detection.
23953 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
23954 eq_loop_to_cloog_loop): Remove.
23955 (nb_loops_around_loop_in_scop, nb_loop
23956 ref_nb_loops): Moved here...
23957 * graphite.h (ref_nb_loops): ... from here.
23958 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
23959 (loop_domain_dim, loop_iteration_vector_dim): Remove.
23960 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
23961 * testsuite/gcc.dg/graphite/scop-19.c: New
23963 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
23964 Hans-Peter Nilsson <hp@axis.com>
23966 PR rtl-optimization/37889
23967 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
23968 Move offset handling from PLUS to before the switch. Use new
23969 arguments when considering SYMBOL_REFs too.
23970 (rtx_addr_can_trap_p): Pass dummy offset and size.
23971 (enum may_trap_p_flags): Remove.
23972 (may_trap_p_1): Pass size from MEM_SIZE.
23974 PR rtl-optimization/38921
23975 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
23976 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
23977 * rtlanal.c (may_trap_after_code_motion_p): Delete.
23978 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
23980 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
23982 AVX Programming Reference (January, 2009)
23983 * config/i386/sse.md (*vpclmulqdq): New.
23985 2009-02-04 Jakub Jelinek <jakub@redhat.com>
23987 PR tree-optimization/38977
23988 PR gcov-profile/38292
23989 * calls.c (special_function_p): Disregard __builtin_ prefix.
23991 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
23993 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
23994 non-indexable addresses even before reload.
23996 2009-02-03 Joseph Myers <joseph@codesourcery.com>
23999 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
24000 as having variable size. Do not give an error for unnamed
24001 parameters with [*] declarators. Give a warning for type names
24002 with [*] declarators and mark them as variable size.
24003 * c-parser.c (c_parser_sizeof_expression): Do not give an error
24004 for sizeof applied to [*] type names.
24006 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
24009 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
24011 2009-02-03 Jakub Jelinek <jakub@redhat.com>
24013 * gcc.c (process_command): Update copyright notice dates.
24014 * gcov.c (print_version): Likewise.
24015 * gcov-dump.c (print_version): Likewise.
24016 * mips-tfile.c (main): Likewise.
24017 * mips-tdump.c (main): Likewise.
24019 2009-02-03 Joseph Myers <joseph@codesourcery.com>
24022 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
24023 for composite type involving a zero-length array type.
24025 2009-02-03 Jakub Jelinek <jakub@redhat.com>
24028 * function.c (match_asm_constraints_1): Skip over
24029 initial optional % in the constraint.
24031 PR inline-asm/39059
24032 * c-parser.c (c_parser_postfix_expression): If fixed point is not
24033 supported, don't accept FIXED_CSTs.
24034 * c-decl.c (finish_declspecs): Error if fixed point is not supported
24035 and _Sat is used without _Fract/_Accum. Set specs->type to
24036 integer_type_node for cts_fract/cts_accum if fixed point is not
24039 2009-02-02 Catherine Moore <clm@codesourcery.com>
24041 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
24043 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
24045 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
24046 (ABI_HAS_64BIT_SYMBOLS): Use it.
24047 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
24049 2009-02-02 Paul Brook <paul@codesourcery.com>
24051 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
24053 2009-02-02 Jakub Jelinek <jakub@redhat.com>
24055 PR inline-asm/39058
24056 * recog.h (asm_operand_ok): Add constraints argument.
24057 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
24058 recurse on matching constraint.
24059 (check_asm_operands): Pass constraints as 3rd argument to
24060 asm_operand_ok. Don't look up matching constraint here.
24061 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
24064 2009-02-02 Ben Elliston <bje@au.ibm.com>
24066 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
24067 TARGET_NARROW_VOLATILE_BITFIELD macro names.
24069 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24071 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
24072 information. Remove some obsolete information. Reorganize.
24074 * config/pa/fptr.c: Revert license to GPL 2.
24075 * config/pa/milli64.S: Likewise.
24077 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
24080 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
24081 LIBRARY name in, instead of hard-coding it.
24082 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
24083 extra target make frag to tmake_files according to EH model.
24084 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
24085 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
24086 frags that define makefile variable EH_MODEL appropriately.
24087 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
24088 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
24089 to "-sjlj" according to type of EH configured.
24090 (LIBGCC_SONAME): Concatenate it to shared library base name.
24091 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
24092 to "_sjlj" according to type of EH configured.
24093 (LIBGCC_SONAME): Concatenate it to shared library base name.
24094 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
24095 (SHLIB_LINK): Add missing semicolon to if-else construct.
24096 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
24097 string value of "pe_dll" command-line option.
24098 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
24099 (SHLIB_SONAME): Use it when overriding t-cygming default.
24100 (SHLIB_IMPLIB): Override t-cygming default.
24101 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
24102 string value of "pe_dll" command-line option.
24104 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
24107 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
24108 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
24110 2009-01-31 Richard Guenther <rguenther@suse.de>
24112 PR tree-optimization/38937
24113 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
24114 computing the transitive closure.
24116 2009-01-30 Richard Guenther <rguenther@suse.de>
24118 PR tree-optimization/39041
24119 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
24120 Propagate variable indices only if the types match for this stmt.
24122 2009-01-30 Jakub Jelinek <jakub@redhat.com>
24125 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
24126 inline but never defined.
24128 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
24130 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
24131 (*insv_h_di_reg_extimm): New insn.
24132 (*insv_l<mode>_reg_extimm): New insn.
24134 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
24136 * config/picochip/picochip.c (flag_conserve_stack): set
24137 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
24138 fconserve-stack. Reduce call-overhead used by inliner.
24140 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
24143 * common.opt (flag_conserve_stack): Initialised to zero.
24145 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
24148 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
24149 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
24152 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
24154 * ira-color.c (allocno_reload_assign): Update comments.
24155 * regmove.c (regmove_optimize): Likewise.
24159 2009-01-29 Robert Millan <rmh@aybabtu.com>
24161 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
24162 * config/i386/kopensolaris-gnu.h: New file. Undefine
24163 `MD_UNWIND_SUPPORT'.
24164 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
24166 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
24168 PR tree-optimization/39007
24169 * tree-loop-distribution.c (generate_builtin): Use
24170 recompute_dominator to compute the immediate dominator of the
24171 basic block just after the loop.
24173 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
24175 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
24176 (ASM_OUTPUT_DWARF_PCREL): Define.
24178 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
24180 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
24181 * doc/passes.texi: Remove entries about regclass, local-alloc, and
24182 global. Modify entries about regmove and IRA.
24184 * ra-conflict.c: Remove the file.
24186 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
24188 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
24189 (pass_regclass_init): Rename to pass_reginfo_init.
24191 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
24193 * toplev.h (flag_ira): Remove.
24195 * caller-save.c (setup_save_areas): Remove flag_ira.
24197 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
24199 * global.c: Remove the file.
24201 * opts.c (decode_options): Remove flag_ira.
24203 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
24205 * regmove.c: Modify file description.
24206 (find_use_as_address, try_auto_increment): Define them only if
24207 AUTO_INC_DEC is defined.
24208 (replacement_quality, replace_in_call_usage, fixup_match_1,
24209 stable_and_no_regs_but_for_p): Remove.
24210 (reg_set_in_bb): Make it static.
24211 (regmove_optimize): Remove flag_ira and code which worked for
24214 * local-alloc.c: Remove the file.
24216 * common.opt (fira): Remove.
24218 * ira.c: Include except.h.
24219 (eliminable_regset): Move from global.c.
24220 (mark_elimination): Ditto. Remove flag_ira.
24221 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
24222 equiv_mem_modified, validate_equiv_mem_from_store,
24223 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
24224 contains_replace_regs, memref_referenced_p, memref_used_between_p,
24225 no_equiv, recorded_label_ref): Move from local-alloc.c.
24226 (update_equiv_regs): Ditto. Make it static.
24227 (print_insn_chain, print_insn_chains): Move it from global.c.
24228 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
24229 (build_insn_chain): Ditto. Make it static.
24230 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
24231 Rename to init_live_subregs.
24232 (gate_ira): Remove flag_ira.
24234 * regclass.c: Rename reginfo.c. Change file description.
24235 (FORBIDDEN_INC_DEC_CLASSES): Remove.
24236 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
24237 (init_reg_sets_1): Remove code for evaluation of
24238 reg_class_superclasses and losing_caller_save_reg_set.
24239 (init_regs): Remove init_reg_autoinc.
24240 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
24241 ok_for_base_p_nonstrict): Remove.
24242 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
24243 (pass_regclass_init): Rename to pass_reginfo_init. Modify
24244 corresponding entries.
24245 (dump_regclass, record_operand_costs, scan_one_insn,
24246 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
24247 record_address_regs, auto_inc_dec_reg_p): Remove.
24248 (gt-regclass.h): Rename to gt-reginfo.h.
24250 * rtl.h (dump_global_regs, retry_global_alloc,
24251 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
24253 * Makefile.in (RA_H): Remove.
24254 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
24255 Rename regclass.o to reginfo.o.
24256 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
24258 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
24259 (GTFILES): Rename regclass.c to reginfo.c.
24261 * passes.c (init_optimization_passes): Remove pass_local_alloc and
24262 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
24264 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
24265 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
24267 (finish_spills): Ditto. Remove code for !flag_ira.
24269 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
24271 PR middle-end/35854
24272 * doc/invoke.texi (rtl debug options): Complete rewrite.
24273 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
24275 * mode-switching.c (pass_mode_switching): Rename pass from
24276 "mode-sw" to "mode_sw".
24277 * except.c (pass_convert_to_eh_ranges): Rename pass from
24278 "eh-ranges" to "eh_ranges".
24279 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
24283 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
24284 Alexander Monakov <amonakov@ispras.ru>
24286 PR middle-end/38857
24287 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
24289 (move_exprs_to_boundary): Change return type and pass through
24290 should_move from move_op. Relax assert. Update usage ...
24291 (schedule_expr_on_boundary): ... here. Use should_move instead of
24293 (move_op_orig_expr_found): Indicate that insn was disconnected from
24295 (code_motion_process_successors): Do not call after_merge_succs
24296 callback if original expression was not found when traversing any of
24298 (code_motion_path_driver): Change return type. Update prototype.
24299 (move_op): Update comment. Add a new parameter (should_move). Update
24300 prototype. Set *should_move based on indication provided by
24301 move_op_orig_expr_found.
24303 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
24305 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
24306 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
24307 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
24308 * config/rs6000/rs6000.c (rs6000_override_options): Default
24309 avoid-indexed-addresses on for Power6, off for everything else.
24310 (avoiding_indexed_address_p): New function.
24311 (rs6000_legitimize_address): Use it.
24312 (rs6000_legitimate_address): Likewise.
24313 * config/rs6000/rs6000.md (movXX_updateX): Likewise
24315 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
24317 PR tree-optimization/38997
24318 * tree-loop-distribution.c (generate_memset_zero): Use
24319 POINTER_PLUS_EXPR for a pointer addition.
24321 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
24323 * config/s390/s390.md (bswap<mode>2): New pattern added.
24325 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
24327 * config/s390/s390.md (*tls_load_31): Added type attribute.
24329 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
24331 * config/s390/s390.md: Fix a few comments.
24333 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
24335 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
24336 (*tm<mode>_full): Fixed z10prop attribute.
24337 (*tst<mode>_extimm): Fixed z10prop attribute.
24338 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
24339 (*tstqiCCT_cconly): Fixed z10prop attribute.
24340 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
24341 (*movsi_larl): Fixed z10prop attribute.
24342 (*movsi_zarch): Fixed z10prop attribute.
24343 (*movsi_eas): Fixed z10prop attribute.
24344 (*movhi): Fixed z10prop attribute.
24345 (*movqi): Fixed z10prop attribute.
24346 (*movstrictqi): Fixed z10prop attribute.
24347 (*mov<mode>): Fixed z10prop attribute.
24348 (*movcc): Fixed z10prop attribute.
24349 (*sethighpartdi_64): Fixed z10prop attribute.
24350 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
24351 (*negdi2_sign_cc): Fixed z10prop attribute.
24352 (*negdi2_sign): Fixed z10prop attribute.
24353 (*absdi2_sign_cc): Fixed z10prop attribute.
24354 (*absdi2_sign): Fixed z10prop attribute.
24355 (*negabsdi2_sign_cc): Fixed z10prop attribute.
24356 (*negabsdi2_sign): Fixed z10prop attribute.
24357 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
24358 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
24359 (doloop_si64): Fixed z10prop attribute.
24360 (doloop_si31): Fixed z10prop attribute.
24361 (doloop_long): Fixed z10prop attribute.
24362 (indirect_jump): Fixed z10prop attribute.
24363 (nop): Fixed z10prop attribute.
24364 (main_base_64): Fixed z10prop attribute.
24365 (reload_base_64): Fixed z10prop attribute.
24367 2009-01-28 Jakub Jelinek <jakub@redhat.com>
24369 PR rtl-optimization/38740
24370 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
24372 * config/mips/mips.c (mips_reorg): Likewise.
24374 2009-01-28 Richard Guenther <rguenther@suse.de>
24376 PR tree-optimization/38926
24377 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
24378 with the correct value id to a value.
24379 (do_regular_insertion): Use the value number of edoubleprime
24380 for the value number of the expr.
24383 2008-08-21 Richard Guenther <rguenther@suse.de>
24385 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
24386 a PHI ask VN if it is already available.
24387 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
24388 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
24390 2009-01-28 Jakub Jelinek <jakub@redhat.com>
24392 PR middle-end/38934
24393 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
24394 set to varying whenever max has TREE_OVERFLOW set, similarly
24395 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
24397 2009-01-28 Richard Guenther <rguenther@suse.de>
24399 PR middle-end/38908
24400 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
24401 uninitialized aggregate uses in call arguments.
24403 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
24405 PR tree-optimization/38984
24406 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
24407 the nothing_id variable if -fno-delete-null-pointer-checks.
24409 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
24412 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
24413 (set_got_offset_rex64): Ditto.
24415 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
24418 * doc/extend.texi: Improve local variable with asm reg.
24420 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
24422 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
24423 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
24424 was not supplied then set warn_packed_bitfield_compat to the
24425 default value of 1.
24426 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
24429 2009-01-27 Richard Guenther <rguenther@suse.de>
24431 PR tree-optimization/38503
24432 * cfgexpand.c (expand_gimple_basic_block): Ignore
24433 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
24434 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
24435 variables that cannot have TBAA applied.
24436 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
24439 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
24441 PR middle-end/38969
24442 * calls.c (initialize_argument_information): Do not wrap complex
24443 arguments in SAVE_EXPR.
24445 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
24447 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
24448 (INSTALL_LIBGCC): Revert typo commit.
24450 2009-01-26 Richard Guenther <rguenther@suse.de>
24452 PR tree-optimization/38745
24453 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
24454 from special handling.
24456 2009-01-26 Richard Guenther <rguenther@suse.de>
24458 PR tree-optimization/38745
24459 * tree-ssa.c (execute_update_addresses_taken): Do not include
24460 variables that cannot possibly be a register in not_reg_needs.
24461 Do not clear TREE_ADDRESSABLE on vars that may not become
24463 * tree-ssa.c (update_alias_info_1): Include those in the set
24464 of addressable vars.
24466 2009-01-26 Richard Guenther <rguenther@suse.de>
24468 PR middle-end/38851
24469 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
24470 * tree-ssa-dse.c: Include langhooks.h
24471 (execute_simple_dse): Remove stores with zero size.
24473 2009-01-24 Jakub Jelinek <jakub@redhat.com>
24476 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
24479 2009-01-24 Julian Brown <julian@codesourcery.com>
24481 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
24482 config/arm/linux-atomic.c.
24483 * config/arm/linux-atomic.c: New.
24485 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
24487 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
24488 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
24489 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
24491 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
24494 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
24497 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
24499 PR tree-optimization/38953
24500 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
24501 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
24502 (gloog): Split the exit of the scop when the scop exit is a loop exit.
24503 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
24506 2009-01-24 Paul Brook <paul@codesourcery.com>
24508 * config/arm/neon.md (neon_type): Move to arm.md.
24509 (neon_mov<VSTRUCT>): Add neon_type attribute.
24510 * config/arm/arm.md (neon_type): Move to here.
24511 (conds): Add "unconditioal" and use as default for NEON insns.
24513 2009-01-24 Ben Elliston <bje@au.ibm.com>
24515 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
24516 void *' warning from -Wc++-compat.
24517 * Makefile.in (dominance.o-warn): Remove.
24519 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
24521 PR tree-optimization/38932
24522 * fold-const.c (fold_unary_ignore_overflow): New.
24523 * tree.h (fold_unary_ignore_overflow): Declare.
24524 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
24525 * tree-ssa-sccvn.c (visit_reference_op_load,
24526 simplify_unary_expression): Likewise.
24528 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
24530 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
24531 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
24532 regardless of their type.
24533 * c-common.c (handle_packed_attribute): Don't ignore packed on
24535 * c.opt (Wpacked-bitfield-compat): New warning option.
24536 * stor-layout.c (place_field): Warn if offset of a field changed.
24537 * doc/extend.texi (packed): Mention the ABI change.
24538 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
24539 (Warning Options): Add it to the list.
24541 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
24543 * c-opts.c (c_common_post_options): Fix a typo in comments.
24545 2009-01-22 Steve Ellcey <sje@cup.hp.com>
24547 PR middle-end/38615
24548 * gimplify.c (gimplify_init_constructor): Fix promotion of const
24549 variables to static.
24550 * doc/invoke.texi (-fmerge-all-constants): Update description.
24552 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
24555 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
24556 (*movdi_1_rex64): Use type "mmx" for alternative 5.
24558 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
24560 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
24562 (LOCAL_ALIGNMENT): Similarly.
24564 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
24565 Joseph Myers <joseph@codesourcery.com>
24567 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
24568 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
24569 * config/arm/arm-tune.md: Regenerate.
24570 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
24573 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
24575 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
24576 version number to five.
24578 2009-01-22 Dodji Seketeli <dodji@redhat.com>
24581 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
24582 * c-common.c (set_underlying_type): Likewise.
24583 (is_typedef_decl ): Likewise
24585 (set_underlying_type): Likewise.
24586 (is_typedef_type): Likewise.
24588 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
24590 PR middle-end/38587
24591 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
24594 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
24597 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
24598 (LIBGCC_SPEC): Don't define.
24599 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
24601 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
24603 PR rtl-optimization/38879
24604 * alias.c (base_alias_check): Unaligned access via AND address can
24605 alias all surrounding object types except those with sizes equal
24606 or wider than the size of unaligned access.
24608 2009-01-21 Dodji Seketeli <dodji@redhat.com>
24611 * c-decl.c (clone_underlying_type): Move this ...
24612 * c-common.c (set_underlying_type): ... here.
24613 Also, make sure the function properly sets TYPE_STUB_DECL() on
24614 the newly created typedef variant type.
24615 (is_typedef_decl ): New entry point.
24616 * tree.h: Added a new member member_types_needing_access_check to
24617 struct tree_decl_non_common.
24618 (set_underlying_type): New entry point.
24619 (is_typedef_type): Likewise.
24621 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
24623 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
24624 Check whether two instructions have memory references that
24625 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
24626 are helper functions for traversing.
24627 * alias.h (insn_alias_sets_confilict_p): New prototypes.
24628 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
24629 not to draw dependency edge for instructions with non-conflicting
24632 2009-01-20 Joseph Myers <joseph@codesourcery.com>
24635 * longlong.h: Update copyright years. Use soft-fp license notice.
24636 Sync __clz_tab declaration with glibc.
24638 2009-01-20 Steve Ellcey <sje@cup.hp.com>
24641 * doc/extend.texi (syscall_linkage): New.
24642 (version_id): Modify.
24644 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
24645 Richard Guenther <rguenther@suse.de>
24647 PR tree-optimization/38747
24648 PR tree-optimization/38748
24649 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
24650 conversion if the base address is an indirect reference and the
24651 aliasing sets could cause issues.
24653 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
24655 * common.opt (fgraphite, fgraphite-identity): Add comment for
24656 explaining why these options are not documented.
24658 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
24660 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
24661 gimple_call_lhs is NULL.
24663 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
24666 * emit-rtl.c (adjust_address_1): Make sure memref is never
24669 2009-01-20 Ben Elliston <bje@au.ibm.com>
24671 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
24672 const qualifier from arg parameter. Remove unnecessary cast to char *.
24673 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
24674 const qualifier from arg 2.
24676 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
24678 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
24680 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
24683 * rtl.h (reinit_regs): New prototype.
24684 * regclass.c: Include ira.h.
24685 (reinit_regs): New.
24686 * Makefile.in (regclass.o): Add ira.h.
24687 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
24689 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
24692 * c-common.c (handle_aligned_attribute): Use
24693 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
24694 default alignment value.
24696 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
24698 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
24699 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
24701 * doc/extend.texi: Update __attribute__ ((aligned)). Document
24702 __BIGGEST_ALIGNMENT__.
24704 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
24706 2009-01-18 Richard Guenther <rguenther@suse.de>
24708 PR tree-optimization/38819
24709 * tree-flow.h (operation_could_trap_helper_p): Declare.
24710 * tree-eh.c (operation_could_trap_helper_p): Export.
24711 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
24712 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
24713 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
24714 are about to insert a possibly trapping instruction and fail
24717 2009-01-18 Andreas Schwab <schwab@suse.de>
24719 * doc/install.texi (Configuration): Remove obsolete paragraph
24720 about use of --with-gnu-ld with --with-gnu-as.
24722 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
24724 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
24725 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
24726 Follow spelling conventions.
24728 2009-01-18 Ben Elliston <bje@au.ibm.com>
24730 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
24731 C++ warning about implicit conversion from void * to struct
24733 (bitmap_obstack_free): Likewise for bitmap_element *.
24734 * Makefile.in (bitmap.o-warn): Remove.
24736 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
24738 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
24740 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
24741 Tobias Grosser <tobi.grosser@amd.com>
24743 * graphite.c (graphite_trans_scop_block): Do not block single
24746 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
24748 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
24749 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
24750 test with assertion.
24752 2009-01-16 Richard Guenther <rguenther@suse.de>
24754 PR tree-optimization/38835
24755 PR middle-end/36227
24756 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
24757 and INT + PTR -> (INT)(PTR p+ INT) folding.
24758 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
24760 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
24763 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
24764 the subreg from a lowpart subreg if it is also casting the value.
24766 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
24767 Tobias Grosser <tobi.grosser@amd.com>
24769 * graphite.c (compare_prefix_loops): New.
24770 (build_scop_canonical_schedules): Rewritten.
24771 (graphite_transform_loops): Move build_scop_canonical_schedules
24772 after build_scop_iteration_domain.
24774 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
24775 Tobias Grosser <tobi.grosser@amd.com>
24777 * graphite.c (add_conditions_to_domain): Add the loops to
24778 the dimension of the iteration domain. Do copy the domain
24779 only when it exists.
24780 (build_scop_conditions_1): Do not call add_conditions_to_domain.
24781 (add_conditions_to_constraints): New.
24782 (can_generate_code_stmt, can_generate_code): Removed.
24783 (gloog): Do not call can_generate_code.
24784 (graphite_transform_loops): Call add_conditions_to_constraints
24785 after building the iteration domain.
24787 2009-01-16 Jakub Jelinek <jakub@redhat.com>
24789 PR tree-optimization/38789
24790 * tree-ssa-threadedge.c
24791 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
24792 __builtin_constant_p.
24794 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
24796 * dce.c (delete_unmarked_insns): Reversed the order that insns are
24797 examined before deleting them.
24799 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
24801 * function.c (aggregate_value_p): Correctly extract the function
24802 type from CALL_EXPR_FN lookup.
24804 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
24806 * config/picochip/picochip.c (picochip_override_options): Revert
24807 CFI asm flag disable commited previously.
24809 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
24810 Tobias Grosser <tobi.grosser@amd.com>
24811 Jan Sjodin <jan.sjodin@amd.com>
24813 * graphite.c (scan_tree_for_params): On substractions negate
24814 all the coefficients of the term.
24815 (clast_to_gcc_expression_red): New. Handle reduction expressions
24816 of more than two operands.
24817 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
24818 (get_vdef_before_scop): Handle also the case of default definitions.
24820 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
24822 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
24823 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
24824 Also use them when walking CALL_INSN_FUNCTION_USAGE.
24826 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
24827 Joey Ye <joey.ye@intel.com>
24829 PR middle-end/37843
24830 * cfgexpand.c (expand_stack_alignment): Don't update stack
24831 boundary nor check incoming stack boundary here.
24832 (gimple_expand_cfg): Update stack boundary and check incoming
24833 stack boundary here.
24835 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
24837 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
24839 2009-01-14 Jakub Jelinek <jakub@redhat.com>
24841 PR rtl-optimization/38245
24842 * calls.c (expand_call): Add stack arguments to
24843 CALL_INSN_FUNCTION_USAGE even for pure calls (when
24844 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
24845 in regs and partially in memory or BLKmode arguments.
24846 (emit_library_call_value_1): Add stack arguments to
24847 CALL_INSN_FUNCTION_USAGE even for pure calls (when
24848 ACCUMULATE_OUTGOING_ARGS).
24849 * dce.c: Include tm_p.h.
24850 (find_call_stack_args): New function.
24851 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
24853 (mark_insn): Call find_call_stack_args for CALL_Ps.
24854 (prescan_insns_for_dce): Walk insns backwards in bb rather than
24855 forwards. Allocate and free arg_stores bitmap if needed, pass it
24856 down to deletable_insn_p, don't mark stores set in arg_stores
24857 bitmap, clear the bitmap at the beginning of each bb.
24858 * Makefile.in (dce.o): Depend on $(TM_P_H).
24860 2009-01-14 Michael Meissner <gnu@the-meissners.org>
24863 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
24864 to make sure the insn is a conditional test (bug 22599). Reformat a
24867 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
24869 PR middle-end/38431
24870 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
24871 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
24872 (gloog): Do not call cleanup_tree_cfg.
24873 (graphite_transform_loops): Call cleanup_tree_cfg after all
24874 scops have been code generated.
24876 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
24877 * doc/gty.texi (Invoking the garbage collector): Added new node
24878 and section documenting ggc_collect.
24880 2009-01-14 Richard Guenther <rguenther@suse.de>
24882 PR tree-optimization/38826
24883 PR middle-end/38477
24884 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
24885 initialization notes only if we actually emitted a warning.
24886 (intra_create_variable_infos): Add constraints for a result decl
24887 that is passed by hidden reference.
24888 (build_pred_graph): Mark all related variables non-direct on
24891 2009-01-14 Nick Clifton <nickc@redhat.com>
24893 * ira-conflicts.c: Include addresses.h for the definition of
24895 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
24896 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
24898 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
24901 * Makefile.in (ira-lives.o): Add except.h.
24903 * ira-lives.c: Include except.h.
24904 (process_bb_node_lives): Process can_throw_internal.
24906 2009-01-13 Jakub Jelinek <jakub@redhat.com>
24908 PR rtl-optimization/38774
24909 * combine.c (simplify_set): When undoing cc_use change, don't do
24910 PUT_CODE on the newly created comparison, but instead put back the
24913 2009-01-13 Joseph Myers <joseph@codesourcery.com>
24915 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
24916 values. Remove duplicate arm8 entry.
24918 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
24920 PR tree-optimization/38786
24921 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
24922 the SSA_NAME case of expand_scalar_variables_expr.
24923 Set the type of an expression to the type of its assign statement.
24924 (expand_scalar_variables_expr): Also gather the scalar computation
24925 used to index the memory access. Do not pass loop_p.
24926 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
24927 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
24928 the gimple_stmt_iterator where it inserts new code.
24929 Do not pass loop_p.
24930 (copy_bb_and_scalar_dependences): Do not pass loop_p.
24931 (translate_clast): Update call to copy_bb_and_scalar_dependences.
24933 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
24935 * graphite.h (debug_value): Removed.
24936 * graphite.c (debug_value): Removed.
24938 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
24940 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
24941 ldrd/strd with two 32-bit instructions.
24943 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
24945 * config/arm/arm.c (struct processors): Pass for speed down into
24946 cost helper functions.
24947 (const_ok_for_op): Handle COMPARE and inequality nodes.
24948 (arm_rtx_costs_1): Rewrite.
24949 (arm_size_rtx_costs): Update prototype.
24950 (arm_rtx_costs): Pass speed down to helper functions.
24951 (arm_slowmul_rtx_costs): Rework cost calculations.
24952 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
24953 (arm_9e_rtx_costs): Likewise.
24955 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
24957 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
24958 relocations of local symbols wider than UNITS_PER_WORD are not valid.
24959 (alpha_legitimize_address): Do not split local symbols wider than
24960 UNITS_PER_WORD into HIGH/LO_SUM parts.
24962 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
24965 * gcc.c (process_command): Replace call to execvp with calls
24966 to pex_one and exit.
24968 2009-01-03 Anatoly Sokolov <aesok@post.ru>
24971 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
24972 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
24973 variant for devices with 3-byte PC.
24974 (__tablejump_elpm__): New.
24976 2009-01-12 Jakub Jelinek <jakub@redhat.com>
24979 * c-parser.c (c_parser_postfix_expression): Allow `->' in
24980 offsetof member-designator, handle it as `[0].'.
24982 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24984 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
24985 function when not using named sections on targets with named sections
24986 if branch distance is less than 262132.
24988 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
24990 * combine.c (combine_instructions): Recompute
24991 optimize_this_for_speed_p for each BB in the main combine loop.
24993 2009-01-12 Tomas Bily <tbily@suse.cz>
24996 * tree-loop-distribution.c (prop_phis): New function.
24997 (generate_builtin): Call prop_phis.
24998 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
25000 2009-01-12 Jakub Jelinek <jakub@redhat.com>
25002 PR tree-optimization/38807
25003 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
25004 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
25006 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
25008 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
25009 subreg of op0 to the original op0.
25011 2009-01-11 Laurent GUERBY <laurent@guerby.net>
25013 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
25015 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
25018 * mips-tfile.c (parse_def): Fix parsing of def strings
25019 starting with digits.
25021 2009-01-10 Jakub Jelinek <jakub@redhat.com>
25024 * config/arm/arm.c (arm_is_long_call_p): Don't call
25025 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
25027 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
25029 * regrename.c (regrename_optimize): Fix dumping.
25030 (find_oldest_value_reg): Preserve REG_POINTER.
25031 (copy_hardreg_forward_1): Likewise.
25033 2009-01-09 Diego Novillo <dnovillo@google.com>
25035 * gimple.h (struct gimple_statement_base) <uid>: Document
25036 the restrictions on its use.
25037 (gimple_uid): Tidy.
25038 (gimple_set_uid): Tidy.
25040 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25042 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
25043 zero guard even if align_bytes != 0 and count is smaller than
25046 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
25048 PR rtl-optimization/38495
25049 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
25050 (add_range_and_copies_from_move_list): Print all added ranges.
25051 Add ranges to memory optimized destination.
25053 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25057 * config/i386/i386.c (override_options): Reject
25058 -mstringop-strategy=rep_8byte with -m32.
25059 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
25060 to 1. Do count comparison against epilogue_size_needed at compile
25061 time even when count_exp was constant forced into register. For
25062 size_needed don't jump to epilogue, instead just avoid aligning
25063 and invoke the body algorithm. If need_zero_guard, add zero guard
25064 even if count is non-zero, but smaller than size_needed + number of
25065 bytes that could be stored for alignment.
25066 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
25067 to 1. If need_zero_guard, add zero guard even if count is non-zero,
25068 but smaller than size_needed + number of bytes that could be stored
25069 for alignment. Compare size_needed with epilogue_size_needed instead
25070 of desired_align - align, don't adjust size_needed, pass
25071 epilogue_size_needed to the epilogue expanders.
25074 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
25076 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25078 * pa.c (last_address): Change to unsigned.
25079 (update_total_code_bytes): Change argument to unsigned. Don't
25080 check if insn addresses are set.
25081 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
25082 addresses are not set.
25083 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
25085 2009-01-09 Nick Clifton <nickc@redhat.com>
25087 * config/sh/symbian.c: Replace uses of DECL_INLINE with
25088 DECL_DECLARED_INLINE_P.
25090 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25092 PR middle-end/38347
25093 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
25094 GET_MODE (op0) in operand_subword_force calls.
25096 PR middle-end/38771
25097 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
25098 fold_convert arg0 operands to TREE_TYPE (op0) first.
25100 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
25102 * params.def (ira-max-conflict-table-size): Decrease default value
25105 2009-01-08 Jakub Jelinek <jakub@redhat.com>
25107 PR tree-optimization/37031
25108 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
25110 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
25111 allocate it using gc instead of heap, use VEC_quick_push instead of
25113 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
25114 instead of heap, use VEC_quick_push instead of VEC_safe_push.
25115 * tree-data-ref.h (struct access_matrix): Change matrix to gc
25116 allocated vector from heap allocated.
25117 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
25118 * tree-loop-linear.c (linear_transform_loops): Allocate nest
25119 vector only after perfect_loop_nest_depth call.
25121 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
25122 Jan Sjodin <jan.sjodin@amd.com>
25124 PR tree-optimization/38559
25125 * graphite.c (debug_value, copy_constraint,
25126 swap_constraint_variables, scale_constraint_variable, ): New.
25127 (get_lower_bound, get_upper_bound): Removed.
25128 (graphite_trans_bb_strip_mine): Clean up this code that works
25129 only for constant number of iterations. Fully copy upper and
25130 lower bound constraints, not only the constant part of them.
25131 * graphite.h (debug_value): Declared.
25133 2009-01-08 Ira Rosen <irar@il.ibm.com>
25135 PR tree-optimization/37194
25136 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
25137 Don't add the cost of cost model guard in prologue to scalar
25138 outside cost in case of known number of iterations.
25140 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
25141 Alan Modra <amodra@bigpond.net.au>
25143 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
25144 non-word-aligned REG+CONST addressing.
25146 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
25149 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
25150 free_after_compilation when outputting a thunk.
25151 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
25152 Do not call free_after_compilation here.
25154 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
25156 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
25157 (ix86_valid_target_attribute_inner_p): Ditto.
25159 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
25161 PR tree-optimization/38492
25162 PR tree-optimization/38498
25163 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
25164 * tree-chrec.h (scev_is_linear_expression): Declared.
25165 * graphite.c (graphite_cannot_represent_loop_niter): New.
25166 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
25167 (graphite_loop_normal_form): Use gcc_assert.
25168 (scan_tree_for_params): Use CASE_CONVERT.
25169 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
25170 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
25171 Use gcc_assert. Discard scops that contain unhandled cases.
25172 (build_scop_conditions): Return a boolean status for unhandled cases.
25173 (strip_mine_profitable_p): Print the loop number, not its depth.
25174 (is_interchange_valid): Pass the depth of the loop nest, don't
25175 recompute it wrongly.
25176 (graphite_trans_bb_block): Same.
25177 (graphite_trans_bb_block): Print tentative of loop blocking.
25178 (graphite_trans_scop_block): Do not print that the loop has been
25180 (graphite_transform_loops): Do not handle scops that contain condition
25183 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
25185 AVX Programming Reference (December, 2008)
25186 * config/i386/avxintrin.h (_mm256_stream_si256): New.
25187 (_mm256_stream_pd): Likewise.
25188 (_mm256_stream_ps): Likewise.
25190 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
25191 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
25192 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
25193 (bdesc_special_args): Add __builtin_ia32_movntdq256,
25194 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
25195 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
25196 (ix86_expand_special_args_builtin): Likewise.
25198 * config/i386/sse.md (AVXMODEDI): New.
25199 (avx_movnt<mode>): Likewise.
25200 (avx_movnt<mode>): Likewise.
25201 (<sse>_movnt<mode>): Remove AVX support.
25202 (sse2_movntv2di): Likewise.
25204 2009-01-07 Richard Guenther <rguenther@suse.de>
25206 PR middle-end/38751
25207 * fold-const.c (extract_muldiv): Remove obsolete comment.
25208 (fold_plusminus_mult_expr): Undo MINUS_EXPR
25209 to PLUS_EXPR canonicalization for the canonicalization.
25211 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
25213 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
25214 hosted cross-compilers generating less efficient code.
25216 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
25218 * function.h (rtl_data): Add a dbr_scheduled_p field.
25219 * reorg.c (dbr_schedule): Set it.
25220 (gate_handle_delay_slots): Check it.
25221 * config/mips/mips.c (mips_base_delayed_branch): Delete.
25222 (mips_reorg): Check flag_delayed_branch instead of
25223 mips_base_delayed_branch.
25224 (mips_override_options): Don't set mips_base_delayed_branch
25225 or flag_delayed_branch.
25227 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
25229 PR rtl-optimization/38426.
25230 * ira.c (ira): Set current_function_is_leaf earlier.
25232 2009-01-06 Jakub Jelinek <jakub@redhat.com>
25234 PR rtl-optimization/38722
25235 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
25236 too early, only set a flag and modify after last possible
25239 2009-01-06 Janis Johnson <janis187@us.ibm.com>
25242 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
25243 * real.c (decimal_single_format): Correct values of emin and emax.
25244 (decimal_double_format): Ditto.
25245 (decimal_quad_format): Ditto.
25246 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
25247 computation of DECnn_MIN and DECnn_MAX for corrected values of
25248 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
25249 __DECnn_MIN__, and adjust its computation for the corrected value
25252 2009-01-06 Jan Hubicka <jh@suse.cz>
25255 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
25257 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
25259 * doc/contrib.texi (Contributors): Slightly adjust the end note.
25260 Add Robert Clark to the list of testers.
25262 2009-01-06 Jan Hubicka <jh@suse.cz>
25263 Kai Tietz <kai.tietz@onevision.com>
25265 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
25266 * config/i386/i386.c (ix86_expand_call): Add clobbers.
25268 2009-01-06 Jan Hubicka <jh@suse.cz>
25269 Kai Tietz <kai.tietz@onevision.com>
25271 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
25273 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
25274 (ix86_nsaved_regs): Count only general purpose regs.
25275 (ix86_nsaved_sseregs): New.
25276 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
25277 to 16 for w64; compute padding and size of sse reg save area.
25278 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
25279 general purpose regs.
25280 (ix86_emit_save_sse_regs_using_mov): New.
25281 (ix86_expand_prologue): Save SSE regs if needed.
25282 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
25283 (ix86_emit_restore_sse_regs_using_mov): New.
25284 (ix86_expand_epilogue): Save SSE regs if needed.
25286 2009-01-06 Jan Hubicka <jh@suse.cz>
25287 Kai Tietz <kai.tietz@onevision.com>
25289 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
25290 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
25291 functions when accumulate outgoing args is off.
25293 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
25296 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
25297 before using pseudos_have_intersected_live_ranges_p.
25299 * ira-int.h (ira_assert): Always define.
25301 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
25303 AVX Programming Reference (December, 2008)
25304 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
25305 (_mm256_permute2_pd): Likewise.
25306 (_mm_permute2_ps): Likewise.
25307 (_mm256_permute2_ps): Likewise.
25308 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
25309 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
25311 * config/i386/i386.c (ix86_builtins): Remove
25312 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
25313 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
25314 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
25315 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
25316 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
25317 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
25318 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
25319 __builtin_ia32_vpermil2ps256.
25320 (ix86_init_mmx_sse_builtins): Updated.
25321 (ix86_expand_args_builtin): Likewise.
25323 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25325 * pa.c (output_call): Relocate non-jump insns in the delay slot of
25326 long absolute calls when generating PA 2.0 code.
25328 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
25330 PR rtl-optimization/38583
25331 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
25333 * params.def (ira-max-conflict-table-size): New.
25335 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
25337 * ira.h (ira_conflicts_p): New external definition.
25339 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
25340 table. Report this. Return result of building.
25341 (ira_build_conflicts): Use ira_conflicts_p. Check result of
25342 building conflict table.
25344 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
25345 (ira_color): Use ira_conflicts_p.
25347 * global.c: Include ira.h.
25348 (pseudo_for_reload_consideration_p, build_insn_chain): Use
25351 * Makefile.in (global.o): Add ira.h.
25353 * ira-build.c (mark_all_loops_for_removal,
25354 propagate_some_info_from_allocno): New.
25355 (remove_unnecessary_allocnos): Call
25356 propagate_some_info_from_allocno.
25357 (remove_low_level_allocnos): New.
25358 (remove_unnecessary_regions): Add parameter. Call
25359 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
25360 parameter to remove_unnecessary_regions.
25361 (ira_build): Remove all regions but root if the conflict table was
25362 not built. Update conflict hard regs for allocnos crossing calls.
25364 * ira.c (ira_conflicts_p): New global.
25365 (ira): Define and use ira_conflicts_p.
25367 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
25368 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
25369 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
25371 2009-01-06 Ben Elliston <bje@au.ibm.com>
25373 * gengtype-lex.l (YY_NO_INPUT): Define.
25375 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
25378 * c-common.c (handle_vector_size_attribute): Also reject
25379 BOOLEAN_TYPE types.
25381 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
25383 PR tree-optimization/38492
25384 * graphite.c (rename_map_elt, debug_rename_elt,
25385 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
25386 rename_map_elt_info, eq_rename_map_elts,
25387 get_new_name_from_old_name, bb_in_sese_p): Moved around.
25388 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
25389 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
25390 (sese_build_livein_liveouts): New.
25391 (new_sese, free_sese): New.
25392 (new_scop): Call new_sese.
25393 (free_scop): Call free_sese.
25394 (rename_variables_from_edge, rename_phis_end_scop): Removed.
25395 (register_old_new_names): Renamed register_old_and_new_names.
25396 (register_scop_liveout_renames, add_loop_exit_phis,
25397 insert_loop_close_phis, struct igp,
25398 default_liveout_before_guard, add_guard_exit_phis,
25399 insert_guard_phis, copy_renames): New.
25400 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
25401 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
25402 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
25403 (scop_adjust_phis_for_liveouts): New.
25404 (gloog): Call scop_adjust_phis_for_liveouts.
25406 * graphite.h (struct sese): Documented. Added fields liveout,
25407 num_ver and livein.
25408 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
25409 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
25410 (struct scop): Added field liveout_renames.
25411 (SCOP_LIVEOUT_RENAMES): New.
25413 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
25415 PR tree-optimization/38510
25416 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
25417 (translate_clast): Call recompute_all_dominators before
25419 (gloog): Call recompute_all_dominators before graphite_verify.
25421 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
25422 Jan Sjodin <jan.sjodin@amd.com>
25424 PR tree-optimization/38500
25425 * graphite.c (create_sese_edges): Call fix_loop_structure after
25428 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
25430 * config.gcc: Add m32r*-*-rtems*.
25431 * config/m32r/rtems.h: New file.
25433 2009-01-05 Ben Elliston <bje@au.ibm.com>
25435 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
25436 (.po.pox): Likewise.
25437 (po/gcc.pot): Likewise.
25439 2009-01-04 David S. Miller <davem@davemloft.net>
25441 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
25442 (STARTING_FRAME_OFFSET): Always set to zero.
25444 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
25446 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
25447 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
25448 fixed-point types, and vectors of the same.
25450 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
25452 * config/mips/sync.md (*mb_barrier): Rename to...
25453 (*memory_barrier): ...this.
25455 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
25457 * doc/extend.texi (Function Attributes): Move @cindex after @item
25458 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
25459 and put in alphabetical order. Fix 'target' name and put in order.
25460 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
25463 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
25465 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
25466 (memory_barrier): Expand as unspec instead of unspec_volatile.
25467 Remove mem:BLK from insn operands. Use Pmode scratch register.
25468 (*memory_barrier): Define as unspec instead of unspec_volatile.
25469 Use (match_dup 0) as input operand.
25471 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
25472 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
25473 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
25474 scratch register. Remove operand 1.
25475 (*stbar): Define as unspec instead of unspec_volatile.
25476 Use (match_dup 0) as input operand, remove (const_int 8).
25477 (*membar): Define as unspec instead of unspec_volatile.
25478 Use (match_dup 0) as input operand, remove input operand 2.
25480 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
25481 (memory_barrier): Expand as unspec instead of unspec_volatile.
25482 Remove mem:BLK from insn operands. Use Pmode scratch register.
25483 (*memory_barrier): Define as unspec instead of unspec_volatile.
25484 Use (match_dup 0) as input operand.
25486 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
25487 Remove mem:BLK from insn operands. Use Pmode scratch register.
25488 Set volatile flag on operand 0.
25489 (*memory_barrier): New insn pattern.
25491 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
25493 (*memory_barrier): Use (match_dup 0) as input operand.
25495 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
25496 Remove mem:BLK from insn operands. Use Pmode scratch register.
25497 Set volatile flag on operand 0.
25498 (*mb_internal): New insn pattern.
25500 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
25502 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
25504 PR middle-end/38586
25505 * function.c (struct temp_slot): Move to the section of the file
25506 that deals with temp slots. Remove field 'address'.
25507 (temp_slot_address_table): New hash table of address -> temp slot.
25508 (struct temp_slot_address_entry): New struct, items for the table.
25509 (temp_slot_address_compute_hash, temp_slot_address_hash,
25510 temp_slot_address_eq, insert_temp_slot_address): Support functions
25512 (find_temp_slot_from_address): Rewrite to use the new hash table.
25513 (remove_unused_temp_slot_addresses): Remove addresses of temp
25514 slots that have been made available.
25515 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
25516 worker function for remove_unused_temp_slot_addresses.
25517 (assign_stack_temp_for_type): Don't clear the temp slot address list.
25518 Add the temp slot address to the address -> temp slot map.
25519 (update_temp_slot_address): Update via insert_temp_slot_address.
25520 (free_temp_slots): Call remove_unused_temp_slot_addresses.
25521 (pop_temp_slots): Likewise.
25522 (init_temp_slots): Allocate the address -> temp slot map, or empty
25523 the map if it is already allocated.
25524 (prepare_function_start): Initialize temp slot processing.
25526 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
25528 PR middle-end/38584
25529 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
25530 Calculate the size of all stack vars assuming no packing of stack
25531 vars will happen, replacing a quadratic algorithm with a linear one.
25533 2009-01-03 Jakub Jelinek <jakub@redhat.com>
25536 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
25539 2009-01-03 Diego Novillo <dnovillo@google.com>
25541 * doc/contrib.texi: Update contributions.
25543 2009-01-03 Jakub Jelinek <jakub@redhat.com>
25546 * builtins.c (fold_builtin_memory_op): Give up if either operand
25547 is volatile. Set srctype or desttype to non-qualified version
25551 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
25552 and FUNCTION_DECLs.
25554 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
25556 PR rtl-optimization/35805
25557 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
25558 problem if fast dce is able to remove any instructions.
25559 * dce.c (dce_process_block): Fix dump message.
25561 2009-01-02 Mark Mitchell <mark@codesourcery.com>
25564 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
25566 2009-01-02 Jakub Jelinek <jakub@redhat.com>
25568 PR middle-end/38690
25569 * tree-flow.h (op_code_prio, op_prio): New prototypes.
25570 * tree-pretty-print.c (op_code_prio): New function.
25571 (op_prio): No longer static. Use op_code_prio.
25572 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
25573 Use op_prio and op_code_prio to determine if () should be
25574 printed around operand(s) or not.
25576 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
25577 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
25578 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
25579 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
25580 pp_character instead of pp_string for single letter printing.
25582 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
25584 * doc/extend.texi: Fix '#pragma GCC option' typo.
25586 2009-01-02 Richard Guenther <rguenther@suse.de>
25588 * doc/install.texi (--enable-checking): Mention different
25589 default for stage1.
25590 (--enable-stage1-checking): Document.
25592 2009-01-01 Andrew Pinski <pinskia@gmail.com>
25594 PR middle-end/30142
25595 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
25596 case to be an error.
25598 2009-01-02 Ben Elliston <bje@au.ibm.com>
25600 * config/fp-bit.h (pack_d): Constify argument.
25601 * config/fp-bit.c (makenan): Constify return type. Remove casts.
25602 (isnan): Constify argument.
25604 (iszero): Likewise.
25605 (pack_d): Likewise.
25606 (_fpadd_parts): Constify return type.
25607 (_fpmul_parts): Likewise.
25608 (_fpdiv_parts): Likewise.
25610 2009-01-01 Jakub Jelinek <jakub@redhat.com>
25613 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
25614 warn about overwriting initializer with side-effects or
25615 -Woverride-init if !IMPLICIT.
25616 (output_init_element): Likewise. Pass IMPLICIT down to
25618 (process_init_element): Add IMPLICIT argument. Pass it down
25619 to output_init_element.
25620 (push_init_element, pop_init_level, set_designator): Adjust
25621 process_init_element callers.
25622 (set_nonincremental_init, set_nonincremental_init_from_string):
25623 Adjust add_pending_init callers.
25624 (output_pending_init_elements): Adjust output_init_element callers.
25625 * c-tree.h (process_init_element): Adjust prototype.
25626 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
25627 process_init_element callers.
25630 Copyright (C) 2009 Free Software Foundation, Inc.
25632 Copying and distribution of this file, with or without modification,
25633 are permitted in any medium without royalty provided the copyright
25634 notice and this notice are preserved.